/* vi:set ts=8 sts=4 sw=4:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* ex_docmd.c: functions for executing an Ex command line.
*/
#include "vim.h"
#ifdef HAVE_FCNTL_H
# include <fcntl.h> /* for chdir() */
#endif
static int quitmore = 0;
static int ex_pressedreturn = FALSE;
#ifndef FEAT_PRINTER
# define ex_hardcopy ex_ni
#endif
#ifdef FEAT_USR_CMDS
typedef struct ucmd
{
char_u *uc_name; /* The command name */
long_u uc_argt; /* The argument type */
char_u *uc_rep; /* The command's replacement string */
long uc_def; /* The default value for a range/count */
scid_T uc_scriptID; /* SID where the command was defined */
int uc_compl; /* completion type */
# if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL)
char_u *uc_compl_arg; /* completion argument if any */
# endif
} ucmd_T;
#define UC_BUFFER 1 /* -buffer: local to current buffer */
static garray_T ucmds = {0, 0, sizeof(ucmd_T), 4, NULL};
#define USER_CMD(i) (&((ucmd_T *)(ucmds.ga_data))[i])
#define USER_CMD_GA(gap, i) (&((ucmd_T *)((gap)->ga_data))[i])
static void do_ucmd __ARGS((exarg_T *eap));
static void ex_command __ARGS((exarg_T *eap));
static void ex_delcommand __ARGS((exarg_T *eap));
# ifdef FEAT_CMDL_COMPL
static char_u *get_user_command_name __ARGS((int idx));
# endif
#else
# define ex_command ex_ni
# define ex_comclear ex_ni
# define ex_delcommand ex_ni
#endif
#ifdef FEAT_EVAL
static char_u *do_one_cmd __ARGS((char_u **, int, struct condstack *, char_u *(*fgetline)(int, void *, int), void *cookie));
#else
static char_u *do_one_cmd __ARGS((char_u **, int, char_u *(*fgetline)(int, void *, int), void *cookie));
static int if_level = 0; /* depth in :if */
#endif
static char_u *find_command __ARGS((exarg_T *eap, int *full));
static void ex_abbreviate __ARGS((exarg_T *eap));
static void ex_map __ARGS((exarg_T *eap));
static void ex_unmap __ARGS((exarg_T *eap));
static void ex_mapclear __ARGS((exarg_T *eap));
static void ex_abclear __ARGS((exarg_T *eap));
#ifndef FEAT_MENU
# define ex_emenu ex_ni
# define ex_menu ex_ni
# define ex_menutranslate ex_ni
#endif
#ifdef FEAT_AUTOCMD
static void ex_autocmd __ARGS((exarg_T *eap));
static void ex_doautocmd __ARGS((exarg_T *eap));
#else
# define ex_autocmd ex_ni
# define ex_doautocmd ex_ni
# define ex_doautoall ex_ni
#endif
#ifdef FEAT_LISTCMDS
static void ex_bunload __ARGS((exarg_T *eap));
static void ex_buffer __ARGS((exarg_T *eap));
static void ex_bmodified __ARGS((exarg_T *eap));
static void ex_bnext __ARGS((exarg_T *eap));
static void ex_bprevious __ARGS((exarg_T *eap));
static void ex_brewind __ARGS((exarg_T *eap));
static void ex_blast __ARGS((exarg_T *eap));
#else
# define ex_bunload ex_ni
# define ex_buffer ex_ni
# define ex_bmodified ex_ni
# define ex_bnext ex_ni
# define ex_bprevious ex_ni
# define ex_brewind ex_ni
# define ex_blast ex_ni
# define buflist_list ex_ni
# define ex_checktime ex_ni
#endif
#if !defined(FEAT_LISTCMDS) || !defined(FEAT_WINDOWS)
# define ex_buffer_all ex_ni
#endif
static char_u *getargcmd __ARGS((char_u **));
static char_u *skip_cmd_arg __ARGS((char_u *p, int rembs));
static int getargopt __ARGS((exarg_T *eap));
#ifndef FEAT_QUICKFIX
# define ex_make ex_ni
# define ex_cbuffer ex_ni
# define ex_cc ex_ni
# define ex_cnext ex_ni
# define ex_cfile ex_ni
# define qf_list ex_ni
# define qf_age ex_ni
# define ex_helpgrep ex_ni
# define ex_vimgrep ex_ni
#endif
#if !defined(FEAT_QUICKFIX) || !defined(FEAT_WINDOWS)
# define ex_cclose ex_ni
# define ex_copen ex_ni
# define ex_cwindow ex_ni
#endif
#if !defined(FEAT_QUICKFIX) || !defined(FEAT_EVAL)
# define ex_cexpr ex_ni
#endif
static int check_more __ARGS((int, int));
static linenr_T get_address __ARGS((char_u **, int skip, int to_other_file));
static void get_flags __ARGS((exarg_T *eap));
#if !defined(FEAT_PERL) || !defined(FEAT_PYTHON) || !defined(FEAT_TCL) \
|| !defined(FEAT_RUBY) || !defined(FEAT_MZSCHEME)
static void ex_script_ni __ARGS((exarg_T *eap));
#endif
static char_u *invalid_range __ARGS((exarg_T *eap));
static void correct_range __ARGS((exarg_T *eap));
#ifdef FEAT_QUICKFIX
static char_u *replace_makeprg __ARGS((exarg_T *eap, char_u *p, char_u **cmdlinep));
#endif
static char_u *repl_cmdline __ARGS((exarg_T *eap, char_u *src, int srclen, char_u *repl, char_u **cmdlinep));
static void ex_highlight __ARGS((exarg_T *eap));
static void ex_colorscheme __ARGS((exarg_T *eap));
static void ex_quit __ARGS((exarg_T *eap));
static void ex_cquit __ARGS((exarg_T *eap));
static void ex_quit_all __ARGS((exarg_T *eap));
#ifdef FEAT_WINDOWS
static void ex_close __ARGS((exarg_T *eap));
static void ex_win_close __ARGS((int forceit, win_T *win, tabpage_T *tp));
static void ex_only __ARGS((exarg_T *eap));
static void ex_resize __ARGS((exarg_T *eap));
static void ex_stag __ARGS((exarg_T *eap));
static void ex_tabclose __ARGS((exarg_T *eap));
static void ex_tabonly __ARGS((exarg_T *eap));
static void ex_tabnext __ARGS((exarg_T *eap));
static void ex_tabmove __ARGS((exarg_T *eap));
static void ex_tabs __ARGS((exarg_T *eap));
#else
# define ex_close ex_ni
# define ex_only ex_ni
# define ex_all ex_ni
# define ex_resize ex_ni
# define ex_splitview ex_ni
# define ex_stag ex_ni
# define ex_tabnext ex_ni
# define ex_tabmove ex_ni
# define ex_tabs ex_ni
# define ex_tabclose ex_ni
# define ex_tabonly ex_ni
#endif
#if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
static void ex_pclose __ARGS((exarg_T *eap));
static void ex_ptag __ARGS((exarg_T *eap));
static void ex_pedit __ARGS((exarg_T *eap));
#else
# define ex_pclose ex_ni
# define ex_ptag ex_ni
# define ex_pedit ex_ni
#endif
static void ex_hide __ARGS((exarg_T *eap));
static void ex_stop __ARGS((exarg_T *eap));
static void ex_exit __ARGS((exarg_T *eap));
static void ex_print __ARGS((exarg_T *eap));
#ifdef FEAT_BYTEOFF
static void ex_goto __ARGS((exarg_T *eap));
#else
# define ex_goto ex_ni
#endif
static void ex_shell __ARGS((exarg_T *eap));
static void ex_preserve __ARGS((exarg_T *eap));
static void ex_recover __ARGS((exarg_T *eap));
#ifndef FEAT_LISTCMDS
# define ex_argedit ex_ni
# define ex_argadd ex_ni
# define ex_argdelete ex_ni
# define ex_listdo ex_ni
#endif
static void ex_mode __ARGS((exarg_T *eap));
static void ex_wrongmodifier __ARGS((exarg_T *eap));
static void ex_find __ARGS((exarg_T *eap));
static void ex_open __ARGS((exarg_T *eap));
static void ex_edit __ARGS((exarg_T *eap));
#if !defined(FEAT_GUI) && !defined(FEAT_CLIENTSERVER)
# define ex_drop ex_ni
#endif
#ifndef FEAT_GUI
# define ex_gui ex_nogui
static void ex_nogui __ARGS((exarg_T *eap));
#endif
#if defined(FEAT_GUI_W32) && defined(FEAT_MENU) && defined(FEAT_TEAROFF)
static void ex_tearoff __ARGS((exarg_T *eap));
#else
# define ex_tearoff ex_ni
#endif
#if (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_GTK)) && defined(FEAT_MENU)
static void ex_popup __ARGS((exarg_T *eap));
#else
# define ex_popup ex_ni
#endif
#ifndef FEAT_GUI_MSWIN
# define ex_simalt ex_ni
#endif
#if !defined(FEAT_GUI_MSWIN) && !defined(FEAT_GUI_GTK) && !defined(FEAT_GUI_MOTIF)
# define gui_mch_find_dialog ex_ni
# define gui_mch_replace_dialog ex_ni
#endif
#if !defined(FEAT_GUI_GTK)
# define ex_helpfind ex_ni
#endif
#ifndef FEAT_CSCOPE
# define do_cscope ex_ni
# define do_scscope ex_ni
# define do_cstag ex_ni
#endif
#ifndef FEAT_SYN_HL
# define ex_syntax ex_ni
#endif
#ifndef FEAT_SPELL
# define ex_spell ex_ni
# define ex_mkspell ex_ni
# define ex_spelldump ex_ni
# define ex_spellinfo ex_ni
# define ex_spellrepall ex_ni
#endif
#ifndef FEAT_MZSCHEME
# define ex_mzscheme ex_script_ni
# define ex_mzfile ex_ni
#endif
#ifndef FEAT_PERL
# define ex_perl ex_script_ni
# define ex_perldo ex_ni
#endif
#ifndef FEAT_PYTHON
# define ex_python ex_script_ni
# define ex_pyfile ex_ni
#endif
#ifndef FEAT_TCL
# define ex_tcl ex_script_ni
# define ex_tcldo ex_ni
# define ex_tclfile ex_ni
#endif
#ifndef FEAT_RUBY
# define ex_ruby ex_script_ni
# define ex_rubydo ex_ni
# define ex_rubyfile ex_ni
#endif
#ifndef FEAT_SNIFF
# define ex_sniff ex_ni
#endif
#ifndef FEAT_KEYMAP
# define ex_loadkeymap ex_ni
#endif
static void ex_swapname __ARGS((exarg_T *eap));
static void ex_syncbind __ARGS((exarg_T *eap));
static void ex_read __ARGS((exarg_T *eap));
static void ex_cd __ARGS((exarg_T *eap));
static void ex_pwd __ARGS((exarg_T *eap));
static void ex_equal __ARGS((exarg_T *eap));
static void ex_sleep __ARGS((exarg_T *eap));
static void do_exmap __ARGS((exarg_T *eap, int isabbrev));
static void ex_winsize __ARGS((exarg_T *eap));
#ifdef FEAT_WINDOWS
static void ex_wincmd __ARGS((exarg_T *eap));
#else
# define ex_wincmd ex_ni
#endif
#if defined(FEAT_GUI) || defined(UNIX) || defined(VMS) || defined(MSWIN)
static void ex_winpos __ARGS((exarg_T *eap));
#else
# define ex_winpos ex_ni
#endif
static void ex_operators __ARGS((exarg_T *eap));
static void ex_put __ARGS((exarg_T *eap));
static void ex_copymove __ARGS((exarg_T *eap));
static void ex_may_print __ARGS((exarg_T *eap));
static void ex_submagic __ARGS((exarg_T *eap));
static void ex_join __ARGS((exarg_T *eap));
static void ex_at __ARGS((exarg_T *eap));
static void ex_bang __ARGS((exarg_T *eap));
static void ex_undo __ARGS((exarg_T *eap));
static void ex_redo __ARGS((exarg_T *eap));
static void ex_later __ARGS((exarg_T *eap));
static void ex_redir __ARGS((exarg_T *eap));
static void ex_redraw __ARGS((exarg_T *eap));
static void ex_redrawstatus __ARGS((exarg_T *eap));
static void close_redir __ARGS((void));
static void ex_mkrc __ARGS((exarg_T *eap));
static void ex_mark __ARGS((exarg_T *eap));
#ifdef FEAT_USR_CMDS
static char_u *uc_fun_cmd __ARGS((void));
static char_u *find_ucmd __ARGS((exarg_T *eap, char_u *p, int *full, expand_T *xp, int *compl));
#endif
#ifdef FEAT_EX_EXTRA
static void ex_normal __ARGS((exarg_T *eap));
static void ex_startinsert __ARGS((exarg_T *eap));
static void ex_stopinsert __ARGS((exarg_T *eap));
#else
# define ex_normal ex_ni
# define ex_align ex_ni
# define ex_retab ex_ni
# define ex_startinsert ex_ni
# define ex_stopinsert ex_ni
# define ex_helptags ex_ni
# define ex_sort ex_ni
#endif
#ifdef FEAT_FIND_ID
static void ex_checkpath __ARGS((exarg_T *eap));
static void ex_findpat __ARGS((exarg_T *eap));
#else
# define ex_findpat ex_ni
# define ex_checkpath ex_ni
#endif
#if defined(FEAT_FIND_ID) && defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
static void ex_psearch __ARGS((exarg_T *eap));
#else
# define ex_psearch ex_ni
#endif
static void ex_tag __ARGS((exarg_T *eap));
static void ex_tag_cmd __ARGS((exarg_T *eap, char_u *name));
#ifndef FEAT_EVAL
# define ex_scriptnames ex_ni
# define ex_finish ex_ni
# define ex_echo ex_ni
# define ex_echohl ex_ni
# define ex_execute ex_ni
# define ex_call ex_ni
# define ex_if ex_ni
# define ex_endif ex_ni
# define ex_else ex_ni
# define ex_while ex_ni
# define ex_for ex_ni
# define ex_continue ex_ni
# define ex_break ex_ni
# define ex_endwhile ex_ni
# define ex_endfor ex_ni
# define ex_throw ex_ni
# define ex_try ex_ni
# define ex_catch ex_ni
# define ex_finally ex_ni
# define ex_endtry ex_ni
# define ex_endfunction ex_ni
# define ex_let ex_ni
# define ex_unlet ex_ni
# define ex_lockvar ex_ni
# define ex_unlockvar ex_ni
# define ex_function ex_ni
# define ex_delfunction ex_ni
# define ex_return ex_ni
#endif
static char_u *arg_all __ARGS((void));
#ifdef FEAT_SESSION
static int makeopens __ARGS((FILE *fd, char_u *dirnow));
static int put_view __ARGS((FILE *fd, win_T *wp, int add_edit, unsigned *flagp));
static void ex_loadview __ARGS((exarg_T *eap));
static char_u *get_view_file __ARGS((int c));
static int did_lcd; /* whether ":lcd" was produced for a session */
#else
# define ex_loadview ex_ni
#endif
#ifndef FEAT_EVAL
# define ex_compiler ex_ni
#endif
#ifdef FEAT_VIMINFO
static void ex_viminfo __ARGS((exarg_T *eap));
#else
# define ex_viminfo ex_ni
#endif
static void ex_behave __ARGS((exarg_T *eap));
#ifdef FEAT_AUTOCMD
static void ex_filetype __ARGS((exarg_T *eap));
static void ex_setfiletype __ARGS((exarg_T *eap));
#else
# define ex_filetype ex_ni
# define ex_setfiletype ex_ni
#endif
#ifndef FEAT_DIFF
# define ex_diffoff ex_ni
# define ex_diffpatch ex_ni
# define ex_diffgetput ex_ni
# define ex_diffsplit ex_ni
# define ex_diffthis ex_ni
# define ex_diffupdate ex_ni
#endif
static void ex_digraphs __ARGS((exarg_T *eap));
static void ex_set __ARGS((exarg_T *eap));
#if !defined(FEAT_EVAL) || !defined(FEAT_AUTOCMD)
# define ex_options ex_ni
#endif
#ifdef FEAT_SEARCH_EXTRA
static void ex_nohlsearch __ARGS((exarg_T *eap));
static void ex_match __ARGS((exarg_T *eap));
#else
# define ex_nohlsearch ex_ni
# define ex_match ex_ni
#endif
#ifdef FEAT_CRYPT
static void ex_X __ARGS((exarg_T *eap));
#else
# define ex_X ex_ni
#endif
#ifdef FEAT_FOLDING
static void ex_fold __ARGS((exarg_T *eap));
static void ex_foldopen __ARGS((exarg_T *eap));
static void ex_folddo __ARGS((exarg_T *eap));
#else
# define ex_fold ex_ni
# define ex_foldopen ex_ni
# define ex_folddo ex_ni
#endif
#if !((defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
&& (defined(FEAT_GETTEXT) || defined(FEAT_MBYTE)))
# define ex_language ex_ni
#endif
#ifndef FEAT_SIGNS
# define ex_sign ex_ni
#endif
#ifndef FEAT_SUN_WORKSHOP
# define ex_wsverb ex_ni
#endif
#ifndef FEAT_NETBEANS_INTG
# define ex_nbkey ex_ni
#endif
#ifndef FEAT_EVAL
# define ex_debug ex_ni
# define ex_breakadd ex_ni
# define ex_debuggreedy ex_ni
# define ex_breakdel ex_ni
# define ex_breaklist ex_ni
#endif
#ifndef FEAT_CMDHIST
# define ex_history ex_ni
#endif
#ifndef FEAT_JUMPLIST
# define ex_jumps ex_ni
# define ex_changes ex_ni
#endif
#ifndef FEAT_PROFILE
# define ex_profile ex_ni
#endif
/*
* Declare cmdnames[].
*/
#define DO_DECLARE_EXCMD
#include "ex_cmds.h"
/*
* Table used to quickly search for a command, based on its first character.
*/
static cmdidx_T cmdidxs[27] =
{
CMD_append,
CMD_buffer,
CMD_change,
CMD_delete,
CMD_edit,
CMD_file,
CMD_global,
CMD_help,
CMD_insert,
CMD_join,
CMD_k,
CMD_list,
CMD_move,
CMD_next,
CMD_open,
CMD_print,
CMD_quit,
CMD_read,
CMD_substitute,
CMD_t,
CMD_undo,
CMD_vglobal,
CMD_write,
CMD_xit,
CMD_yank,
CMD_z,
CMD_bang
};
static char_u dollar_command[2] = {'$', 0};
#ifdef FEAT_EVAL
/* Struct for storing a line inside a while/for loop */
typedef struct
{
char_u *line; /* command line */
linenr_T lnum; /* sourcing_lnum of the line */
} wcmd_T;
/*
* Structure used to store info for line position in a while or for loop.
* This is required, because do_one_cmd() may invoke ex_function(), which
* reads more lines that may come from the while/for loop.
*/
struct loop_cookie
{
garray_T *lines_gap; /* growarray with line info */
int current_line; /* last read line from growarray */
int repeating; /* TRUE when looping a second time */
/* When "repeating" is FALSE use "getline" and "cookie" to get lines */
char_u *(*getline) __ARGS((int, void *, int));
void *cookie;
};
static char_u *get_loop_line __ARGS((int c, void *cookie, int indent));
static int store_loop_line __ARGS((garray_T *gap, char_u *line));
static void free_cmdlines __ARGS((garray_T *gap));
/* Struct to save a few things while debugging. Used in do_cmdline() only. */
struct dbg_stuff
{
int trylevel;
int force_abort;
except_T *caught_stack;
char_u *vv_exception;
char_u *vv_throwpoint;
int did_emsg;
int got_int;
int did_throw;
int need_rethrow;
int check_cstack;
except_T *current_exception;
};
static void save_dbg_stuff __ARGS((struct dbg_stuff *dsp));
static void restore_dbg_stuff __ARGS((struct dbg_stuff *dsp));
static void
save_dbg_stuff(dsp)
struct dbg_stuff *dsp;
{
dsp->trylevel = trylevel; trylevel = 0;
dsp->force_abort = force_abort; force_abort = FALSE;
dsp->caught_stack = caught_stack; caught_stack = NULL;
dsp->vv_exception = v_exception(NULL);
dsp->vv_throwpoint = v_throwpoint(NULL);
/* Necessary for debugging an inactive ":catch", ":finally", ":endtry" */
dsp->did_emsg = did_emsg; did_emsg = FALSE;
dsp->got_int = got_int; got_int = FALSE;
dsp->did_throw = did_throw; did_throw = FALSE;
dsp->need_rethrow = need_rethrow; need_rethrow = FALSE;
dsp->check_cstack = check_cstack; check_cstack = FALSE;
dsp->current_exception = current_exception; current_exception = NULL;
}
static void
restore_dbg_stuff(dsp)
struct dbg_stuff *dsp;
{
suppress_errthrow = FALSE;
trylevel = dsp->trylevel;
force_abort = dsp->force_abort;
caught_stack = dsp->caught_stack;
(void)v_exception(dsp->vv_exception);
(void)v_throwpoint(dsp->vv_throwpoint);
did_emsg = dsp->did_emsg;
got_int = dsp->got_int;
did_throw = dsp->did_throw;
need_rethrow = dsp->need_rethrow;
check_cstack = dsp->check_cstack;
current_exception = dsp->current_exception;
}
#endif
/*
* do_exmode(): Repeatedly get commands for the "Ex" mode, until the ":vi"
* command is given.
*/
void
do_exmode(improved)
int improved; /* TRUE for "improved Ex" mode */
{
int save_msg_scroll;
int prev_msg_row;
linenr_T prev_line;
int changedtick;
if (improved)
exmode_active = EXMODE_VIM;
else
exmode_active = EXMODE_NORMAL;
State = NORMAL;
/* When using ":global /pat/ visual" and then "Q" we return to continue
* the :global command. */
if (global_busy)
return;
save_msg_scroll = msg_scroll;
++RedrawingDisabled; /* don't redisplay the window */
++no_wait_return; /* don't wait for return */
#ifdef FEAT_GUI
/* Ignore scrollbar and mouse events in Ex mode */
++hold_gui_events;
#endif
#ifdef FEAT_SNIFF
want_sniff_request = 0; /* No K_SNIFF wanted */
#endif
MSG(_("Entering Ex mode. Type \"visual\" to go to Normal mode."));
while (exmode_active)
{
#ifdef FEAT_EX_EXTRA
/* Check for a ":normal" command and no more characters left. */
if (ex_normal_busy > 0 && typebuf.tb_len == 0)
{
exmode_active = FALSE;
break;
}
#endif
msg_scroll = TRUE;
need_wait_return = FALSE;
ex_pressedreturn = FALSE;
ex_no_reprint = FALSE;
changedtick = curbuf->b_changedtick;
prev_msg_row = msg_row;
prev_line = curwin->w_cursor.lnum;
#ifdef FEAT_SNIFF
ProcessSniffRequests();
#endif
if (improved)
{
cmdline_row = msg_row;
do_cmdline(NULL, getexline, NULL, 0);
}
else
do_cmdline(NULL, getexmodeline, NULL, DOCMD_NOWAIT);
lines_left = Rows - 1;
if ((prev_line != curwin->w_cursor.lnum
|| changedtick != curbuf->b_changedtick) && !ex_no_reprint)
{
if (curbuf->b_ml.ml_flags & ML_EMPTY)
EMSG(_(e_emptybuf));
else
{
if (ex_pressedreturn)
{
/* go up one line, to overwrite the ":<CR>" line, so the
* output doensn't contain empty lines. */
msg_row = prev_msg_row;
if (prev_msg_row == Rows - 1)
msg_row--;
}
msg_col = 0;
print_line_no_prefix(curwin->w_cursor.lnum, FALSE, FALSE);
msg_clr_eos();
}
}
else if (ex_pressedreturn && !ex_no_reprint) /* must be at EOF */
{
if (curbuf->b_ml.ml_flags & ML_EMPTY)
EMSG(_(e_emptybuf));
else
EMSG(_("E501: At end-of-file"));
}
}
#ifdef FEAT_GUI
--hold_gui_events;
#endif
--RedrawingDisabled;
--no_wait_return;
update_screen(CLEAR);
need_wait_return = FALSE;
msg_scroll = save_msg_scroll;
}
/*
* Execute a simple command line. Used for translated commands like "*".
*/
int
do_cmdline_cmd(cmd)
char_u *cmd;
{
return do_cmdline(cmd, NULL, NULL,
DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED);
}
/*
* do_cmdline(): execute one Ex command line
*
* 1. Execute "cmdline" when it is not NULL.
* If "cmdline" is NULL, or more lines are needed, getline() is used.
* 2. Split up in parts separated with '|'.
*
* This function can be called recursively!
*
* flags:
* DOCMD_VERBOSE - The command will be included in the error message.
* DOCMD_NOWAIT - Don't call wait_return() and friends.
* DOCMD_REPEAT - Repeat execution until getline() returns NULL.
* DOCMD_KEYTYPED - Don't reset KeyTyped.
* DOCMD_EXCRESET - Reset the exception environment (used for debugging).
* DOCMD_KEEPLINE - Store first typed line (for repeating with ".").
*
* return FAIL if cmdline could not be executed, OK otherwise
*/
int
do_cmdline(cmdline, getline, cookie, flags)
char_u *cmdline;
char_u *(*getline) __ARGS((int, void *, int));
void *cookie; /* argument for getline() */
int flags;
{
char_u *next_cmdline; /* next cmd to execute */
char_u *cmdline_copy = NULL; /* copy of cmd line */
int used_getline = FALSE; /* used "getline" to obtain command */
static int recursive = 0; /* recursive depth */
int msg_didout_before_start = 0;
int count = 0; /* line number count */
int did_inc = FALSE; /* incremented RedrawingDisabled */
int retval = OK;
#ifdef FEAT_EVAL
struct condstack cstack; /* conditional stack */
garray_T lines_ga; /* keep lines for ":while"/":for" */
int current_line = 0; /* active line in lines_ga */
char_u *fname = NULL; /* function or script name */
linenr_T *breakpoint = NULL; /* ptr to breakpoint field in cookie */
int *dbg_tick = NULL; /* ptr to dbg_tick field in cookie */
struct dbg_stuff debug_saved; /* saved things for debug mode */
int initial_trylevel;
struct msglist **saved_msg_list = NULL;
struct msglist *private_msg_list;
/* "getline" and "cookie" passed to do_one_cmd() */
char_u *(*cmd_getline) __ARGS((int, void *, int));
void *cmd_cookie;
struct loop_cookie cmd_loop_cookie;
void *real_cookie;
int getline_is_func;
#else
# define cmd_getline getline
# define cmd_cookie cookie
#endif
static int call_depth = 0; /* recursiveness */
#ifdef FEAT_EVAL
/* For every pair of do_cmdline()/do_one_cmd() calls, use an extra memory
* location for storing error messages to be converted to an exception.
* This ensures that the do_errthrow() call in do_one_cmd() does not
* combine the messages stored by an earlier invocation of do_one_cmd()
* with the command name of the later one. This would happen when
* BufWritePost autocommands are executed after a write error. */
saved_msg_list = msg_list;
msg_list = &private_msg_list;
private_msg_list = NULL;
#endif
/* It's possible to create an endless loop with ":execute", catch that
* here. The value of 200 allows nested function calls, ":source", etc. */
if (call_depth == 200)
{
EMSG(_("E169: Command too recursive"));
#ifdef FEAT_EVAL
/* When converting to an exception, we do not include the command name
* since this is not an error of the specific command. */
do_errthrow((struct condstack *)NULL, (char_u *)NULL);
msg_list = saved_msg_list;
#endif
return FAIL;
}
++call_depth;
#ifdef FEAT_EVAL
cstack.cs_idx = -1;
cstack.cs_looplevel = 0;
cstack.cs_trylevel = 0;
cstack.cs_emsg_silent_list = NULL;
cstack.cs_lflags = 0;
ga_init2(&lines_ga, (int)sizeof(wcmd_T), 10);
real_cookie = getline_cookie(getline, cookie);
/* Inside a function use a higher nesting level. */
getline_is_func = getline_equal(getline, cookie, get_func_line);
if (getline_is_func && ex_nesting_level == func_level(real_cookie))
++ex_nesting_level;
/* Get the function or script name and the address where the next breakpoint
* line and the debug tick for a function or script are stored. */
if (getline_is_func)
{
fname = func_name(real_cookie);
breakpoint = func_breakpoint(real_cookie);
dbg_tick = func_dbg_tick(real_cookie);
}
else if (getline_equal(getline, cookie, getsourceline))
{
fname = sourcing_name;
breakpoint = source_breakpoint(real_cookie);
dbg_tick = source_dbg_tick(real_cookie);
}
/*
* Initialize "force_abort" and "suppress_errthrow" at the top level.
*/
if (!recursive)
{
force_abort = FALSE;
suppress_errthrow = FALSE;
}
/*
* If requested, store and reset the global values controlling the
* exception handling (used when debugging). Otherwise clear it to avoid
* a bogus compiler warning when the optimizer uses inline functions...
*/
if (flags & DOCMD_EXCRESET)
save_dbg_stuff(&debug_saved);
else
memset(&debug_saved, 0, 1);
initial_trylevel = trylevel;
/*
* "did_throw" will be set to TRUE when an exception is being thrown.
*/
did_throw = FALSE;
#endif
/*
* "did_emsg" will be set to TRUE when emsg() is used, in which case we
* cancel the whole command line, and any if/endif or loop.
* If force_abort is set, we cancel everything.
*/
did_emsg = FALSE;
/*
* KeyTyped is only set when calling vgetc(). Reset it here when not
* calling vgetc() (sourced command lines).
*/
if (!(flags & DOCMD_KEYTYPED) && !getline_equal(getline, cookie, getexline))
KeyTyped = FALSE;
/*
* Continue executing command lines:
* - when inside an ":if", ":while" or ":for"
* - for multiple commands on one line, separated with '|'
* - when repeating until there are no more lines (for ":source")
*/
next_cmdline = cmdline;
do
{
#ifdef FEAT_EVAL
getline_is_func = getline_equal(getline, cookie, get_func_line);
#endif
/* stop skipping cmds for an error msg after all endif/while/for */
if (next_cmdline == NULL
#ifdef FEAT_EVAL
&& !force_abort
&& cstack.cs_idx < 0
&& !(getline_is_func && func_has_abort(real_cookie))
#endif
)
did_emsg = FALSE;
/*
* 1. If repeating a line in a loop, get a line from lines_ga.
* 2. If no line given: Get an allocated line with getline().
* 3. If a line is given: Make a copy, so we can mess with it.
*/
#ifdef FEAT_EVAL
/* 1. If repeating, get a previous line from lines_ga. */
if (cstack.cs_looplevel > 0 && current_line < lines_ga.ga_len)
{
/* Each '|' separated command is stored separately in lines_ga, to
* be able to jump to it. Don't use next_cmdline now. */
vim_free(cmdline_copy);
cmdline_copy = NULL;
/* Check if a function has returned or, unless it has an unclosed
* try conditional, aborted. */
if (getline_is_func)
{
# ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
func_line_end(real_cookie);
# endif
if (func_has_ended(real_cookie))
{
retval = FAIL;
break;
}
}
#ifdef FEAT_PROFILE
else if (do_profiling == PROF_YES
&& getline_equal(getline, cookie, getsourceline))
script_line_end();
#endif
/* Check if a sourced file hit a ":finish" command. */
if (source_finished(getline, cookie))
{
retval = FAIL;
break;
}
/* If breakpoints have been added/deleted need to check for it. */
if (breakpoint != NULL && dbg_tick != NULL
&& *dbg_tick != debug_tick)
{
*breakpoint = dbg_find_breakpoint(
getline_equal(getline, cookie, getsourceline),
fname, sourcing_lnum);
*dbg_tick = debug_tick;
}
next_cmdline = ((wcmd_T *)(lines_ga.ga_data))[current_line].line;
sourcing_lnum = ((wcmd_T *)(lines_ga.ga_data))[current_line].lnum;
/* Did we encounter a breakpoint? */
if (breakpoint != NULL && *breakpoint != 0
&& *breakpoint <= sourcing_lnum)
{
dbg_breakpoint(fname, sourcing_lnum);
/* Find next breakpoint. */
*breakpoint = dbg_find_breakpoint(
getline_equal(getline, cookie, getsourceline),
fname, sourcing_lnum);
*dbg_tick = debug_tick;
}
# ifdef FEAT_PROFILE
if (do_profiling == PROF_YES)
{
if (getline_is_func)
func_line_start(real_cookie);
else if (getline_equal(getline, cookie, getsourceline))
script_line_start();
}
# endif
}
if (cstack.cs_looplevel > 0)
{
/* Inside a while/for loop we need to store the lines and use them
* again. Pass a different "getline" function to do_one_cmd()
* below, so that it stores lines in or reads them from
* "lines_ga". Makes it possible to define a function inside a
* while/for loop. */
cmd_getline = get_loop_line;
cmd_cookie = (void *)&cmd_loop_cookie;
cmd_loop_cookie.lines_gap = &lines_ga;
cmd_loop_cookie.current_line = current_line;
cmd_loop_cookie.getline = getline;
cmd_loop_cookie.cookie = cookie;
cmd_loop_cookie.repeating = (current_line < lines_ga.ga_len);
}
else
{
cmd_getline = getline;
cmd_cookie = cookie;
}
#endif
/* 2. If no line given, get an allocated line with getline(). */
if (next_cmdline == NULL)
{
/*
* Need to set msg_didout for the first line after an ":if",
* otherwise the ":if" will be overwritten.
*/
if (count == 1 && getline_equal(getline, cookie, getexline))
msg_didout = TRUE;
if (getline == NULL || (next_cmdline = getline(':', cookie,
#ifdef FEAT_EVAL
cstack.cs_idx < 0 ? 0 : (cstack.cs_idx + 1) * 2
#else
0
#endif
)) == NULL)
{
/* Don't call wait_return for aborted command line. The NULL
* returned for the end of a sourced file or executed function
* doesn't do this. */
if (KeyTyped && !(flags & DOCMD_REPEAT))
need_wait_return = FALSE;
retval = FAIL;
break;
}
used_getline = TRUE;
/*
* Keep the first typed line. Clear it when more lines are typed.
*/
if (flags & DOCMD_KEEPLINE)
{
vim_free(repeat_cmdline);
if (count == 0)
repeat_cmdline = vim_strsave(next_cmdline);
else
repeat_cmdline = NULL;
}
}
/* 3. Make a copy of the command so we can mess with it. */
else if (cmdline_copy == NULL)
{
next_cmdline = vim_strsave(next_cmdline);
if (next_cmdline == NULL)
{
EMSG(_(e_outofmem));
retval = FAIL;
break;
}
}
cmdline_copy = next_cmdline;
#ifdef FEAT_EVAL
/*
* Save the current line when inside a ":while" or ":for", and when
* the command looks like a ":while" or ":for", because we may need it
* later. When there is a '|' and another command, it is stored
* separately, because we need to be able to jump back to it from an
* :endwhile/:endfor.
*/
if (current_line == lines_ga.ga_len
&& (cstack.cs_looplevel || has_loop_cmd(next_cmdline)))
{
if (store_loop_line(&lines_ga, next_cmdline) == FAIL)
{
retval = FAIL;
break;
}
}
did_endif = FALSE;
#endif
if (count++ == 0)
{
/*
* All output from the commands is put below each other, without
* waiting for a return. Don't do this when executing commands
* from a script or when being called recursive (e.g. for ":e
* +command file").
*/
if (!(flags & DOCMD_NOWAIT) && !recursive)
{
msg_didout_before_start = msg_didout;
msg_didany = FALSE; /* no output yet */
msg_start();
msg_scroll = TRUE; /* put messages below each other */
++no_wait_return; /* dont wait for return until finished */
++RedrawingDisabled;
did_inc = TRUE;
}
}
if (p_verbose >= 15 && sourcing_name != NULL)
{
++no_wait_return;
verbose_enter_scroll();
smsg((char_u *)_("line %ld: %s"),
(long)sourcing_lnum, cmdline_copy);
if (msg_silent == 0)
msg_puts((char_u *)"\n"); /* don't overwrite this */
verbose_leave_scroll();
--no_wait_return;
}
/*
* 2. Execute one '|' separated command.
* do_one_cmd() will return NULL if there is no trailing '|'.
* "cmdline_copy" can change, e.g. for '%' and '#' expansion.
*/
++recursive;
next_cmdline = do_one_cmd(&cmdline_copy, flags & DOCMD_VERBOSE,
#ifdef FEAT_EVAL
&cstack,
#endif
cmd_getline, cmd_cookie);
--recursive;
#ifdef FEAT_EVAL
if (cmd_cookie == (void *)&cmd_loop_cookie)
/* Use "current_line" from "cmd_loop_cookie", it may have been
* incremented when defining a function. */
current_line = cmd_loop_cookie.current_line;
#endif
if (next_cmdline == NULL)
{
vim_free(cmdline_copy);
cmdline_copy = NULL;
#ifdef FEAT_CMDHIST
/*
* If the command was typed, remember it for the ':' register.
* Do this AFTER executing the command to make :@: work.
*/
if (getline_equal(getline, cookie, getexline)
&& new_last_cmdline != NULL)
{
vim_free(last_cmdline);
last_cmdline = new_last_cmdline;
new_last_cmdline = NULL;
}
#endif
}
else
{
/* need to copy the command after the '|' to cmdline_copy, for the
* next do_one_cmd() */
mch_memmove(cmdline_copy, next_cmdline, STRLEN(next_cmdline) + 1);
next_cmdline = cmdline_copy;
}
#ifdef FEAT_EVAL
/* reset did_emsg for a function that is not aborted by an error */
if (did_emsg && !force_abort
&& getline_equal(getline, cookie, get_func_line)
&& !func_has_abort(real_cookie))
did_emsg = FALSE;
if (cstack.cs_looplevel > 0)
{
++current_line;
/*
* An ":endwhile", ":endfor" and ":continue" is handled here.
* If we were executing commands, jump back to the ":while" or
* ":for".
* If we were not executing commands, decrement cs_looplevel.
*/
if (cstack.cs_lflags & (CSL_HAD_CONT | CSL_HAD_ENDLOOP))
{
cstack.cs_lflags &= ~(CSL_HAD_CONT | CSL_HAD_ENDLOOP);
/* Jump back to the matching ":while" or ":for". Be careful
* not to use a cs_line[] from an entry that isn't a ":while"
* or ":for": It would make "current_line" invalid and can
* cause a crash. */
if (!did_emsg && !got_int && !did_throw
&& cstack.cs_idx >= 0
&& (cstack.cs_flags[cstack.cs_idx]
& (CSF_WHILE | CSF_FOR))
&& cstack.cs_line[cstack.cs_idx] >= 0
&& (cstack.cs_flags[cstack.cs_idx] & CSF_ACTIVE))
{
current_line = cstack.cs_line[cstack.cs_idx];
/* remember we jumped there */
cstack.cs_lflags |= CSL_HAD_LOOP;
line_breakcheck(); /* check if CTRL-C typed */
/* Check for the next breakpoint at or after the ":while"
* or ":for". */
if (breakpoint != NULL)
{
*breakpoint = dbg_find_breakpoint(
getline_equal(getline, cookie, getsourceline),
fname,
((wcmd_T *)lines_ga.ga_data)[current_line].lnum-1);
*dbg_tick = debug_tick;
}
}
else
{
/* can only get here with ":endwhile" or ":endfor" */
if (cstack.cs_idx >= 0)
rewind_conditionals(&cstack, cstack.cs_idx - 1,
CSF_WHILE | CSF_FOR, &cstack.cs_looplevel);
}
}
/*
* For a ":while" or ":for" we need to remember the line number.
*/
else if (cstack.cs_lflags & CSL_HAD_LOOP)
{
cstack.cs_lflags &= ~CSL_HAD_LOOP;
cstack.cs_line[cstack.cs_idx] = current_line - 1;
}
}
/*
* When not inside any ":while" loop, clear remembered lines.
*/
if (cstack.cs_looplevel == 0)
{
if (lines_ga.ga_len > 0)
{
sourcing_lnum =
((wcmd_T *)lines_ga.ga_data)[lines_ga.ga_len - 1].lnum;
free_cmdlines(&lines_ga);
}
current_line = 0;
}
/*
* A ":finally" makes did_emsg, got_int, and did_throw pending for
* being restored at the ":endtry". Reset them here and set the
* ACTIVE and FINALLY flags, so that the finally clause gets executed.
* This includes the case where a missing ":endif", ":endwhile" or
* ":endfor" was detected by the ":finally" itself.
*/
if (cstack.cs_lflags & CSL_HAD_FINA)
{
cstack.cs_lflags &= ~CSL_HAD_FINA;
report_make_pending(cstack.cs_pending[cstack.cs_idx]
& (CSTP_ERROR | CSTP_INTERRUPT | CSTP_THROW),
did_throw ? (void *)current_exception : NULL);
did_emsg = got_int = did_throw = FALSE;
cstack.cs_flags[cstack.cs_idx] |= CSF_ACTIVE | CSF_FINALLY;
}
/* Update global "trylevel" for recursive calls to do_cmdline() from
* within this loop. */
trylevel = initial_trylevel + cstack.cs_trylevel;
/*
* If the outermost try conditional (across function calls and sourced
* files) is aborted because of an error, an interrupt, or an uncaught
* exception, cancel everything. If it is left normally, reset
* force_abort to get the non-EH compatible abortion behavior for
* the rest of the script.
*/
if (trylevel == 0 && !did_emsg && !got_int && !did_throw)
force_abort = FALSE;
/* Convert an interrupt to an exception if appropriate. */
(void)do_intthrow(&cstack);
#endif /* FEAT_EVAL */
}
/*
* Continue executing command lines when:
* - no CTRL-C typed, no aborting error, no exception thrown or try
* conditionals need to be checked for executing finally clauses or
* catching an interrupt exception
* - didn't get an error message or lines are not typed
* - there is a command after '|', inside a :if, :while, :for or :try, or
* looping for ":source" command or function call.
*/
while (!((got_int
#ifdef FEAT_EVAL
|| (did_emsg && force_abort) || did_throw
#endif
)
#ifdef FEAT_EVAL
&& cstack.cs_trylevel == 0
#endif
)
&& !(did_emsg && used_getline
&& (getline_equal(getline, cookie, getexmodeline)
|| getline_equal(getline, cookie, getexline)))
&& (next_cmdline != NULL
#ifdef FEAT_EVAL
|| cstack.cs_idx >= 0
#endif
|| (flags & DOCMD_REPEAT)));
vim_free(cmdline_copy);
#ifdef FEAT_EVAL
free_cmdlines(&lines_ga);
ga_clear(&lines_ga);
if (cstack.cs_idx >= 0)
{
/*
* If a sourced file or executed function ran to its end, report the
* unclosed conditional.
*/
if (!got_int && !did_throw
&& ((getline_equal(getline, cookie, getsourceline)
&& !source_finished(getline, cookie))
|| (getline_equal(getline, cookie, get_func_line)
&& !func_has_ended(real_cookie))))
{
if (cstack.cs_flags[cstack.cs_idx] & CSF_TRY)
EMSG(_(e_endtry));
else if (cstack.cs_flags[cstack.cs_idx] & CSF_WHILE)
EMSG(_(e_endwhile));
else if (cstack.cs_flags[cstack.cs_idx] & CSF_FOR)
EMSG(_(e_endfor));
else
EMSG(_(e_endif));
}
/*
* Reset "trylevel" in case of a ":finish" or ":return" or a missing
* ":endtry" in a sourced file or executed function. If the try
* conditional is in its finally clause, ignore anything pending.
* If it is in a catch clause, finish the caught exception.
* Also cleanup any "cs_forinfo" structures.
*/
do
{
int idx = cleanup_conditionals(&cstack, 0, TRUE);
if (idx >= 0)
--idx; /* remove try block not in its finally clause */
rewind_conditionals(&cstack, idx, CSF_WHILE | CSF_FOR,
&cstack.cs_looplevel);
}
while (cstack.cs_idx >= 0);
trylevel = initial_trylevel;
}
/* If a missing ":endtry", ":endwhile", ":endfor", or ":endif" or a memory
* lack was reported above and the error message is to be converted to an
* exception, do this now after rewinding the cstack. */
do_errthrow(&cstack, getline_equal(getline, cookie, get_func_line)
? (char_u *)"endfunction" : (char_u *)NULL);
if (trylevel == 0)
{
/*
* When an exception is being thrown out of the outermost try
* conditional, discard the uncaught exception, disable the conversion
* of interrupts or errors to exceptions, and ensure that no more
* commands are executed.
*/
if (did_throw)
{
void *p = NULL;
char_u *saved_sourcing_name;
int saved_sourcing_lnum;
struct msglist *messages = NULL, *next;
/*
* If the uncaught exception is a user exception, report it as an
* error. If it is an error exception, display the saved error
* message now. For an interrupt exception, do nothing; the
* interrupt message is given elsewhere.
*/
switch (current_exception->type)
{
case ET_USER:
vim_snprintf((char *)IObuff, IOSIZE,
_("E605: Exception not caught: %s"),
current_exception->value);
p = vim_strsave(IObuff);
break;
case ET_ERROR:
messages = current_exception->messages;
current_exception->messages = NULL;
break;
case ET_INTERRUPT:
break;
default:
p = vim_strsave((char_u *)_(e_internal));
}
saved_sourcing_name = sourcing_name;
saved_sourcing_lnum = sourcing_lnum;
sourcing_name = current_exception->throw_name;
sourcing_lnum = current_exception->throw_lnum;
current_exception->throw_name = NULL;
discard_current_exception(); /* uses IObuff if 'verbose' */
suppress_errthrow = TRUE;
force_abort = TRUE;
if (messages != NULL)
{
do
{
next = messages->next;
emsg(messages->msg);
vim_free(messages->msg);
vim_free(messages);
messages = next;
}
while (messages != NULL);
}
else if (p != NULL)
{
emsg(p);
vim_free(p);
}
vim_free(sourcing_name);
sourcing_name = saved_sourcing_name;
sourcing_lnum = saved_sourcing_lnum;
}
/*
* On an interrupt or an aborting error not converted to an exception,
* disable the conversion of errors to exceptions. (Interrupts are not
* converted any more, here.) This enables also the interrupt message
* when force_abort is set and did_emsg unset in case of an interrupt
* from a finally clause after an error.
*/
else if (got_int || (did_emsg && force_abort))
suppress_errthrow = TRUE;
}
/*
* The current cstack will be freed when do_cmdline() returns. An uncaught
* exception will have to be rethrown in the previous cstack. If a function
* has just returned or a script file was just finished and the previous
* cstack belongs to the same function or, respectively, script file, it
* will have to be checked for finally clauses to be executed due to the
* ":return" or ":finish". This is done in do_one_cmd().
*/
if (did_throw)
need_rethrow = TRUE;
if ((getline_equal(getline, cookie, getsourceline)
&& ex_nesting_level > source_level(real_cookie))
|| (getline_equal(getline, cookie, get_func_line)
&& ex_nesting_level > func_level(real_cookie) + 1))
{
if (!did_throw)
check_cstack = TRUE;
}
else
{
/* When leaving a function, reduce nesting level. */
if (getline_equal(getline, cookie, get_func_line))
--ex_nesting_level;
/*
* Go to debug mode when returning from a function in which we are
* single-stepping.
*/
if ((getline_equal(getline, cookie, getsourceline)
|| getline_equal(getline, cookie, get_func_line))
&& ex_nesting_level + 1 <= debug_break_level)
do_debug(getline_equal(getline, cookie, getsourceline)
? (char_u *)_("End of sourced file")
: (char_u *)_("End of function"));
}
/*
* Restore the exception environment (done after returning from the
* debugger).
*/
if (flags & DOCMD_EXCRESET)
restore_dbg_stuff(&debug_saved);
msg_list = saved_msg_list;
#endif /* FEAT_EVAL */
/*
* If there was too much output to fit on the command line, ask the user to
* hit return before redrawing the screen. With the ":global" command we do
* this only once after the command is finished.
*/
if (did_inc)
{
--RedrawingDisabled;
--no_wait_return;
msg_scroll = FALSE;
/*
* When just finished an ":if"-":else" which was typed, no need to
* wait for hit-return. Also for an error situation.
*/
if (retval == FAIL
#ifdef FEAT_EVAL
|| (did_endif && KeyTyped && !did_emsg)
#endif
)
{
need_wait_return = FALSE;
msg_didany = FALSE; /* don't wait when restarting edit */
}
else if (need_wait_return)
{
/*
* The msg_start() above clears msg_didout. The wait_return we do
* here should not overwrite the command that may be shown before
* doing that.
*/
msg_didout |= msg_didout_before_start;
wait_return(FALSE);
}
}
#ifndef FEAT_EVAL
/*
* Reset if_level, in case a sourced script file contains more ":if" than
* ":endif" (could be ":if x | foo | endif").
*/
if_level = 0;
#endif
--call_depth;
return retval;
}
#ifdef FEAT_EVAL
/*
* Obtain a line when inside a ":while" or ":for" loop.
*/
static char_u *
get_loop_line(c, cookie, indent)
int c;
void *cookie;
int indent;
{
struct loop_cookie *cp = (struct loop_cookie *)cookie;
wcmd_T *wp;
char_u *line;
if (cp->current_line + 1 >= cp->lines_gap->ga_len)
{
if (cp->repeating)
return NULL; /* trying to read past ":endwhile"/":endfor" */
/* First time inside the ":while"/":for": get line normally. */
if (cp->getline == NULL)
line = getcmdline(c, 0L, indent);
else
line = cp->getline(c, cp->cookie, indent);
if (line != NULL && store_loop_line(cp->lines_gap, line) == OK)
++cp->current_line;
return line;
}
KeyTyped = FALSE;
++cp->current_line;
wp = (wcmd_T *)(cp->lines_gap->ga_data) + cp->current_line;
sourcing_lnum = wp->lnum;
return vim_strsave(wp->line);
}
/*
* Store a line in "gap" so that a ":while" loop can execute it again.
*/
static int
store_loop_line(gap, line)
garray_T *gap;
char_u *line;
{
if (ga_grow(gap, 1) == FAIL)
return FAIL;
((wcmd_T *)(gap->ga_data))[gap->ga_len].line = vim_strsave(line);
((wcmd_T *)(gap->ga_data))[gap->ga_len].lnum = sourcing_lnum;
++gap->ga_len;
return OK;
}
/*
* Free the lines stored for a ":while" or ":for" loop.
*/
static void
free_cmdlines(gap)
garray_T *gap;
{
while (gap->ga_len > 0)
{
vim_free(((wcmd_T *)(gap->ga_data))[gap->ga_len - 1].line);
--gap->ga_len;
}
}
#endif
/*
* If "fgetline" is get_loop_line(), return TRUE if the getline it uses equals
* "func". * Otherwise return TRUE when "fgetline" equals "func".
*/
/*ARGSUSED*/
int
getline_equal(fgetline, cookie, func)
char_u *(*fgetline) __ARGS((int, void *, int));
void *cookie; /* argument for fgetline() */
char_u *(*func) __ARGS((int, void *, int));
{
#ifdef FEAT_EVAL
char_u *(*gp) __ARGS((int, void *, int));
struct loop_cookie *cp;
/* When "fgetline" is "get_loop_line()" use the "cookie" to find the
* function that's originally used to obtain the lines. This may be
* nested several levels. */
gp = fgetline;
cp = (struct loop_cookie *)cookie;
while (gp == get_loop_line)
{
gp = cp->getline;
cp = cp->cookie;
}
return gp == func;
#else
return fgetline == func;
#endif
}
#if defined(FEAT_EVAL) || defined(FEAT_MBYTE) || defined(PROTO)
/*
* If "fgetline" is get_loop_line(), return the cookie used by the original
* getline function. Otherwise return "cookie".
*/
/*ARGSUSED*/
void *
getline_cookie(fgetline, cookie)
char_u *(*fgetline) __ARGS((int, void *, int));
void *cookie; /* argument for fgetline() */
{
# ifdef FEAT_EVAL
char_u *(*gp) __ARGS((int, void *, int));
struct loop_cookie *cp;
/* When "fgetline" is "get_loop_line()" use the "cookie" to find the
* cookie that's originally used to obtain the lines. This may be nested
* several levels. */
gp = fgetline;
cp = (struct loop_cookie *)cookie;
while (gp == get_loop_line)
{
gp = cp->getline;
cp = cp->cookie;
}
return cp;
# else
return cookie;
# endif
}
#endif
/*
* Execute one Ex command.
*
* If 'sourcing' is TRUE, the command will be included in the error message.
*
* 1. skip comment lines and leading space
* 2. handle command modifiers
* 3. parse range
* 4. parse command
* 5. parse arguments
* 6. switch on command name
*
* Note: "fgetline" can be NULL.
*
* This function may be called recursively!
*/
#if (_MSC_VER == 1200)
/*
* Avoid optimisation bug in VC++ version 6.0
*/
#pragma optimize( "g", off )
#endif
static char_u *
do_one_cmd(cmdlinep, sourcing,
#ifdef FEAT_EVAL
cstack,
#endif
fgetline, cookie)
char_u **cmdlinep;
int sourcing;
#ifdef FEAT_EVAL
struct condstack *cstack;
#endif
char_u *(*fgetline) __ARGS((int, void *, int));
void *cookie; /* argument for fgetline() */
{
char_u *p;
linenr_T lnum;
long n;
char_u *errormsg = NULL; /* error message */
exarg_T ea; /* Ex command arguments */
long verbose_save = -1;
int save_msg_scroll = 0;
int did_silent = 0;
int did_esilent = 0;
#ifdef HAVE_SANDBOX
int did_sandbox = FALSE;
#endif
cmdmod_T save_cmdmod;
int ni; /* set when Not Implemented */
vim_memset(&ea, 0, sizeof(ea));
ea.line1 = 1;
ea.line2 = 1;
#ifdef FEAT_EVAL
++ex_nesting_level;
#endif
/* when not editing the last file :q has to be typed twice */
if (quitmore
#ifdef FEAT_EVAL
/* avoid that a function call in 'statusline' does this */
&& !getline_equal(fgetline, cookie, get_func_line)
#endif
)
--quitmore;
/*
* Reset browse, confirm, etc.. They are restored when returning, for
* recursive calls.
*/
save_cmdmod = cmdmod;
vim_memset(&cmdmod, 0, sizeof(cmdmod));
/* "#!anything" is handled like a comment. */
if ((*cmdlinep)[0] == '#' && (*cmdlinep)[1] == '!')
goto doend;
/*
* Repeat until no more command modifiers are found.
*/
ea.cmd = *cmdlinep;
for (;;)
{
/*
* 1. skip comment lines and leading white space and colons
*/
while (*ea.cmd == ' ' || *ea.cmd == '\t' || *ea.cmd == ':')
++ea.cmd;
/* in ex mode, an empty line works like :+ */
if (*ea.cmd == NUL && exmode_active
&& (getline_equal(fgetline, cookie, getexmodeline)
|| getline_equal(fgetline, cookie, getexline))
&& curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
{
ea.cmd = (char_u *)"+";
ex_pressedreturn = TRUE;
}
/* ignore comment and empty lines */
if (*ea.cmd == '"' || *ea.cmd == NUL)
{
ex_pressedreturn = TRUE;
goto doend;
}
/*
* 2. handle command modifiers.
*/
p = ea.cmd;
if (VIM_ISDIGIT(*ea.cmd))
p = skipwhite(skipdigits(ea.cmd));
switch (*p)
{
/* When adding an entry, also modify cmd_exists(). */
case 'a': if (!checkforcmd(&ea.cmd, "aboveleft", 3))
break;
#ifdef FEAT_WINDOWS
cmdmod.split |= WSP_ABOVE;
#endif
continue;
case 'b': if (checkforcmd(&ea.cmd, "belowright", 3))
{
#ifdef FEAT_WINDOWS
cmdmod.split |= WSP_BELOW;
#endif
continue;
}
if (checkforcmd(&ea.cmd, "browse", 3))
{
#ifdef FEAT_BROWSE
cmdmod.browse = TRUE;
#endif
continue;
}
if (!checkforcmd(&ea.cmd, "botright", 2))
break;
#ifdef FEAT_WINDOWS
cmdmod.split |= WSP_BOT;
#endif
continue;
case 'c': if (!checkforcmd(&ea.cmd, "confirm", 4))
break;
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
cmdmod.confirm = TRUE;
#endif
continue;
case 'k': if (checkforcmd(&ea.cmd, "keepmarks", 3))
{
cmdmod.keepmarks = TRUE;
continue;
}
if (checkforcmd(&ea.cmd, "keepalt", 5))
{
cmdmod.keepalt = TRUE;
continue;
}
if (!checkforcmd(&ea.cmd, "keepjumps", 5))
break;
cmdmod.keepjumps = TRUE;
continue;
/* ":hide" and ":hide | cmd" are not modifiers */
case 'h': if (p != ea.cmd || !checkforcmd(&p, "hide", 3)
|| *p == NUL || ends_excmd(*p))
break;
ea.cmd = p;
cmdmod.hide = TRUE;
continue;
case 'l': if (checkforcmd(&ea.cmd, "lockmarks", 3))
{
cmdmod.lockmarks = TRUE;
continue;
}
if (!checkforcmd(&ea.cmd, "leftabove", 5))
break;
#ifdef FEAT_WINDOWS
cmdmod.split |= WSP_ABOVE;
#endif
continue;
case 'n': if (!checkforcmd(&ea.cmd, "noautocmd", 3))
break;
#ifdef FEAT_AUTOCMD
if (cmdmod.save_ei == NULL)
{
/* Set 'eventignore' to "all". Restore the
* existing option value later. */
cmdmod.save_ei = vim_strsave(p_ei);
set_string_option_direct((char_u *)"ei", -1,
(char_u *)"all", OPT_FREE, SID_NONE);
}
#endif
continue;
case 'r': if (!checkforcmd(&ea.cmd, "rightbelow", 6))
break;
#ifdef FEAT_WINDOWS
cmdmod.split |= WSP_BELOW;
#endif
continue;
case 's': if (checkforcmd(&ea.cmd, "sandbox", 3))
{
#ifdef HAVE_SANDBOX
if (!did_sandbox)
++sandbox;
did_sandbox = TRUE;
#endif
continue;
}
if (!checkforcmd(&ea.cmd, "silent", 3))
break;
++did_silent;
++msg_silent;
save_msg_scroll = msg_scroll;
if (*ea.cmd == '!' && !vim_iswhite(ea.cmd[-1]))
{
/* ":silent!", but not "silent !cmd" */
ea.cmd = skipwhite(ea.cmd + 1);
++emsg_silent;
++did_esilent;
}
continue;
case 't': if (checkforcmd(&p, "tab", 3))
{
#ifdef FEAT_WINDOWS
if (vim_isdigit(*ea.cmd))
cmdmod.tab = atoi((char *)ea.cmd) + 1;
else
cmdmod.tab = tabpage_index(curtab) + 1;
ea.cmd = p;
#endif
continue;
}
if (!checkforcmd(&ea.cmd, "topleft", 2))
break;
#ifdef FEAT_WINDOWS
cmdmod.split |= WSP_TOP;
#endif
continue;
case 'v': if (checkforcmd(&ea.cmd, "vertical", 4))
{
#ifdef FEAT_VERTSPLIT
cmdmod.split |= WSP_VERT;
#endif
continue;
}
if (!checkforcmd(&p, "verbose", 4))
break;
if (verbose_save < 0)
verbose_save = p_verbose;
if (vim_isdigit(*ea.cmd))
p_verbose = atoi((char *)ea.cmd);
else
p_verbose = 1;
ea.cmd = p;
continue;
}
break;
}
#ifdef FEAT_EVAL
ea.skip = did_emsg || got_int || did_throw || (cstack->cs_idx >= 0
&& !(cstack->cs_flags[cstack->cs_idx] & CSF_ACTIVE));
#else
ea.skip = (if_level > 0);
#endif
#ifdef FEAT_EVAL
# ifdef FEAT_PROFILE
/* Count this line for profiling if ea.skip is FALSE. */
if (do_profiling == PROF_YES && !ea.skip)
{
if (getline_equal(fgetline, cookie, get_func_line))
func_line_exec(getline_cookie(fgetline, cookie));
else if (getline_equal(fgetline, cookie, getsourceline))
script_line_exec();
}
#endif
/* May go to debug mode. If this happens and the ">quit" debug command is
* used, throw an interrupt exception and skip the next command. */
dbg_check_breakpoint(&ea);
if (!ea.skip && got_int)
{
ea.skip = TRUE;
(void)do_intthrow(cstack);
}
#endif
/*
* 3. parse a range specifier of the form: addr [,addr] [;addr] ..
*
* where 'addr' is:
*
* % (entire file)
* $ [+-NUM]
* 'x [+-NUM] (where x denotes a currently defined mark)
* . [+-NUM]
* [+-NUM]..
* NUM
*
* The ea.cmd pointer is updated to point to the first character following the
* range spec. If an initial address is found, but no second, the upper bound
* is equal to the lower.
*/
/* repeat for all ',' or ';' separated addresses */
for (;;)
{
ea.line1 = ea.line2;
ea.line2 = curwin->w_cursor.lnum; /* default is current line number */
ea.cmd = skipwhite(ea.cmd);
lnum = get_address(&ea.cmd, ea.skip, ea.addr_count == 0);
if (ea.cmd == NULL) /* error detected */
goto doend;
if (lnum == MAXLNUM)
{
if (*ea.cmd == '%') /* '%' - all lines */
{
++ea.cmd;
ea.line1 = 1;
ea.line2 = curbuf->b_ml.ml_line_count;
++ea.addr_count;
}
/* '*' - visual area */
else if (*ea.cmd == '*' && vim_strchr(p_cpo, CPO_STAR) == NULL)
{
pos_T *fp;
++ea.cmd;
if (!ea.skip)
{
fp = getmark('<', FALSE);
if (check_mark(fp) == FAIL)
goto doend;
ea.line1 = fp->lnum;
fp = getmark('>', FALSE);
if (check_mark(fp) == FAIL)
goto doend;
ea.line2 = fp->lnum;
++ea.addr_count;
}
}
}
else
ea.line2 = lnum;
ea.addr_count++;
if (*ea.cmd == ';')
{
if (!ea.skip)
curwin->w_cursor.lnum = ea.line2;
}
else if (*ea.cmd != ',')
break;
++ea.cmd;
}
/* One address given: set start and end lines */
if (ea.addr_count == 1)
{
ea.line1 = ea.line2;
/* ... but only implicit: really no address given */
if (lnum == MAXLNUM)
ea.addr_count = 0;
}
/* Don't leave the cursor on an illegal line (caused by ';') */
check_cursor_lnum();
/*
* 4. parse command
*/
/*
* Skip ':' and any white space
*/
ea.cmd = skipwhite(ea.cmd);
while (*ea.cmd == ':')
ea.cmd = skipwhite(ea.cmd + 1);
/*
* If we got a line, but no command, then go to the line.
* If we find a '|' or '\n' we set ea.nextcmd.
*/
if (*ea.cmd == NUL || *ea.cmd == '"' ||
(ea.nextcmd = check_nextcmd(ea.cmd)) != NULL)
{
/*
* strange vi behaviour:
* ":3" jumps to line 3
* ":3|..." prints line 3
* ":|" prints current line
*/
if (ea.skip) /* skip this if inside :if */
goto doend;
if (*ea.cmd == '|' || (exmode_active && ea.line1 != ea.line2))
{
ea.cmdidx = CMD_print;
ea.argt = RANGE+COUNT+TRLBAR;
if ((errormsg = invalid_range(&ea)) == NULL)
{
correct_range(&ea);
ex_print(&ea);
}
}
else if (ea.addr_count != 0)
{
if (ea.line2 > curbuf->b_ml.ml_line_count)
{
/* With '-' in 'cpoptions' a line number past the file is an
* error, otherwise put it at the end of the file. */
if (vim_strchr(p_cpo, CPO_MINUS) != NULL)
ea.line2 = -1;
else
ea.line2 = curbuf->b_ml.ml_line_count;
}
if (ea.line2 < 0)
errormsg = (char_u *)_(e_invrange);
else
{
if (ea.line2 == 0)
curwin->w_cursor.lnum = 1;
else
curwin->w_cursor.lnum = ea.line2;
beginline(BL_SOL | BL_FIX);
}
}
goto doend;
}
/* Find the command and let "p" point to after it. */
p = find_command(&ea, NULL);
#ifdef FEAT_USR_CMDS
if (p == NULL)
{
if (!ea.skip)
errormsg = (char_u *)_("E464: Ambiguous use of user-defined command");
goto doend;
}
/* Check for wrong commands. */
if (*p == '!' && ea.cmd[1] == 0151 && ea.cmd[0] == 78)
{
errormsg = uc_fun_cmd();
goto doend;
}
#endif
if (ea.cmdidx == CMD_SIZE)
{
if (!ea.skip)
{
STRCPY(IObuff, _("E492: Not an editor command"));
if (!sourcing)
{
STRCAT(IObuff, ": ");
STRNCAT(IObuff, *cmdlinep, 40);
}
errormsg = IObuff;
}
goto doend;
}
ni = (
#ifdef FEAT_USR_CMDS
!USER_CMDIDX(ea.cmdidx) &&
#endif
cmdnames[ea.cmdidx].cmd_func == ex_ni);
#ifndef FEAT_EVAL
/*
* When the expression evaluation is disabled, recognize the ":if" and
* ":endif" commands and ignore everything in between it.
*/
if (ea.cmdidx == CMD_if)
++if_level;
if (if_level)
{
if (ea.cmdidx == CMD_endif)
--if_level;
goto doend;
}
#endif
if (*p == '!' && ea.cmdidx != CMD_substitute) /* forced commands */
{
++p;
ea.forceit = TRUE;
}
else
ea.forceit = FALSE;
/*
* 5. parse arguments
*/
#ifdef FEAT_USR_CMDS
if (!USER_CMDIDX(ea.cmdidx))
#endif
ea.argt = (long)cmdnames[(int)ea.cmdidx].cmd_argt;
if (!ea.skip)
{
#ifdef HAVE_SANDBOX
if (sandbox != 0 && !(ea.argt & SBOXOK))
{
/* Command not allowed in sandbox. */
errormsg = (char_u *)_(e_sandbox);
goto doend;
}
#endif
if (!curbuf->b_p_ma && (ea.argt & MODIFY))
{
/* Command not allowed in non-'modifiable' buffer */
errormsg = (char_u *)_(e_modifiable);
goto doend;
}
if (text_locked() && !(ea.argt & CMDWIN)
# ifdef FEAT_USR_CMDS
&& !USER_CMDIDX(ea.cmdidx)
# endif
)
{
/* Command not allowed when editing the command line. */
#ifdef FEAT_CMDWIN
if (cmdwin_type != 0)
errormsg = (char_u *)_(e_cmdwin);
else
#endif
errormsg = (char_u *)_(e_secure);
goto doend;
}
#ifdef FEAT_AUTOCMD
/* Disallow editing another buffer when "curbuf_lock" is set.
* Do allow ":edit" (check for argument later).
* Do allow ":checktime" (it's postponed). */
if (!(ea.argt & CMDWIN)
&& ea.cmdidx != CMD_edit
&& ea.cmdidx != CMD_checktime
# ifdef FEAT_USR_CMDS
&& !USER_CMDIDX(ea.cmdidx)
# endif
&& curbuf_locked())
goto doend;
#endif
if (!ni && !(ea.argt & RANGE) && ea.addr_count > 0)
{
/* no range allowed */
errormsg = (char_u *)_(e_norange);
goto doend;
}
}
if (!ni && !(ea.argt & BANG) && ea.forceit) /* no <!> allowed */
{
errormsg = (char_u *)_(e_nobang);
goto doend;
}
/*
* Don't complain about the range if it is not used
* (could happen if line_count is accidentally set to 0).
*/
if (!ea.skip && !ni)
{
/*
* If the range is backwards, ask for confirmation and, if given, swap
* ea.line1 & ea.line2 so it's forwards again.
* When global command is busy, don't ask, will fail below.
*/
if (!global_busy && ea.line1 > ea.line2)
{
if (msg_silent == 0)
{
if (sourcing || exmode_active)
{
errormsg = (char_u *)_("E493: Backwards range given");
goto doend;
}
if (ask_yesno((char_u *)
_("Backwards range given, OK to swap"), FALSE) != 'y')
goto doend;
}
lnum = ea.line1;
ea.line1 = ea.line2;
ea.line2 = lnum;
}
if ((errormsg = invalid_range(&ea)) != NULL)
goto doend;
}
if ((ea.argt & NOTADR) && ea.addr_count == 0) /* default is 1, not cursor */
ea.line2 = 1;
correct_range(&ea);
#ifdef FEAT_FOLDING
if (((ea.argt & WHOLEFOLD) || ea.addr_count >= 2) && !global_busy)
{
/* Put the first line at the start of a closed fold, put the last line
* at the end of a closed fold. */
(void)hasFolding(ea.line1, &ea.line1, NULL);
(void)hasFolding(ea.line2, NULL, &ea.line2);
}
#endif
#ifdef FEAT_QUICKFIX
/*
* For the ":make" and ":grep" commands we insert the 'makeprg'/'grepprg'
* option here, so things like % get expanded.
*/
p = replace_makeprg(&ea, p, cmdlinep);
if (p == NULL)
goto doend;
#endif
/*
* Skip to start of argument.
* Don't do this for the ":!" command, because ":!! -l" needs the space.
*/
if (ea.cmdidx == CMD_bang)
ea.arg = p;
else
ea.arg = skipwhite(p);
/*
* Check for "++opt=val" argument.
* Must be first, allow ":w ++enc=utf8 !cmd"
*/
if (ea.argt & ARGOPT)
while (ea.arg[0] == '+' && ea.arg[1] == '+')
if (getargopt(&ea) == FAIL && !ni)
{
errormsg = (char_u *)_(e_invarg);
goto doend;
}
if (ea.cmdidx == CMD_write || ea.cmdidx == CMD_update)
{
if (*ea.arg == '>') /* append */
{
if (*++ea.arg != '>') /* typed wrong */
{
errormsg = (char_u *)_("E494: Use w or w>>");
goto doend;
}
ea.arg = skipwhite(ea.arg + 1);
ea.append = TRUE;
}
else if (*ea.arg == '!' && ea.cmdidx == CMD_write) /* :w !filter */
{
++ea.arg;
ea.usefilter = TRUE;
}
}
if (ea.cmdidx == CMD_read)
{
if (ea.forceit)
{
ea.usefilter = TRUE; /* :r! filter if ea.forceit */
ea.forceit = FALSE;
}
else if (*ea.arg == '!') /* :r !filter */
{
++ea.arg;
ea.usefilter = TRUE;
}
}
if (ea.cmdidx == CMD_lshift || ea.cmdidx == CMD_rshift)
{
ea.amount = 1;
while (*ea.arg == *ea.cmd) /* count number of '>' or '<' */
{
++ea.arg;
++ea.amount;
}
ea.arg = skipwhite(ea.arg);
}
/*
* Check for "+command" argument, before checking for next command.
* Don't do this for ":read !cmd" and ":write !cmd".
*/
if ((ea.argt & EDITCMD) && !ea.usefilter)
ea.do_ecmd_cmd = getargcmd(&ea.arg);
/*
* Check for '|' to separate commands and '"' to start comments.
* Don't do this for ":read !cmd" and ":write !cmd".
*/
if ((ea.argt & TRLBAR) && !ea.usefilter)
separate_nextcmd(&ea);
/*
* Check for <newline> to end a shell command.
* Also do this for ":read !cmd", ":write !cmd" and ":global".
* Any others?
*/
else if (ea.cmdidx == CMD_bang
|| ea.cmdidx == CMD_global
|| ea.cmdidx == CMD_vglobal
|| ea.usefilter)
{
for (p = ea.arg; *p; ++p)
{
/* Remove one backslash before a newline, so that it's possible to
* pass a newline to the shell and also a newline that is preceded
* with a backslash. This makes it impossible to end a shell
* command in a backslash, but that doesn't appear useful.
* Halving the number of backslashes is incompatible with previous
* versions. */
if (*p == '\\' && p[1] == '\n')
mch_memmove(p, p + 1, STRLEN(p));
else if (*p == '\n')
{
ea.nextcmd = p + 1;
*p = NUL;
break;
}
}
}
if ((ea.argt & DFLALL) && ea.addr_count == 0)
{
ea.line1 = 1;
ea.line2 = curbuf->b_ml.ml_line_count;
}
/* accept numbered register only when no count allowed (:put) */
if ( (ea.argt & REGSTR)
&& *ea.arg != NUL
#ifdef FEAT_USR_CMDS
&& valid_yank_reg(*ea.arg, (ea.cmdidx != CMD_put
&& USER_CMDIDX(ea.cmdidx)))
/* Do not allow register = for user commands */
&& (!USER_CMDIDX(ea.cmdidx) || *ea.arg != '=')
#else
&& valid_yank_reg(*ea.arg, ea.cmdidx != CMD_put)
#endif
&& !((ea.argt & COUNT) && VIM_ISDIGIT(*ea.arg)))
{
ea.regname = *ea.arg++;
#ifdef FEAT_EVAL
/* for '=' register: accept the rest of the line as an expression */
if (ea.arg[-1] == '=' && ea.arg[0] != NUL)
{
set_expr_line(vim_strsave(ea.arg));
ea.arg += STRLEN(ea.arg);
}
#endif
ea.arg = skipwhite(ea.arg);
}
/*
* Check for a count. When accepting a BUFNAME, don't use "123foo" as a
* count, it's a buffer name.
*/
if ((ea.argt & COUNT) && VIM_ISDIGIT(*ea.arg)
&& (!(ea.argt & BUFNAME) || *(p = skipdigits(ea.arg)) == NUL
|| vim_iswhite(*p)))
{
n = getdigits(&ea.arg);
ea.arg = skipwhite(ea.arg);
if (n <= 0 && !ni && (ea.argt & ZEROR) == 0)
{
errormsg = (char_u *)_(e_zerocount);
goto doend;
}
if (ea.argt & NOTADR) /* e.g. :buffer 2, :sleep 3 */
{
ea.line2 = n;
if (ea.addr_count == 0)
ea.addr_count = 1;
}
else
{
ea.line1 = ea.line2;
ea.line2 += n - 1;
++ea.addr_count;
/*
* Be vi compatible: no error message for out of range.
*/
if (ea.line2 > curbuf->b_ml.ml_line_count)
ea.line2 = curbuf->b_ml.ml_line_count;
}
}
/*
* Check for flags: 'l', 'p' and '#'.
*/
if (ea.argt & EXFLAGS)
get_flags(&ea);
/* no arguments allowed */
if (!ni && !(ea.argt & EXTRA) && *ea.arg != NUL
&& *ea.arg != '"' && (*ea.arg != '|' || (ea.argt & TRLBAR) == 0))
{
errormsg = (char_u *)_(e_trailing);
goto doend;
}
if (!ni && (ea.argt & NEEDARG) && *ea.arg == NUL)
{
errormsg = (char_u *)_(e_argreq);
goto doend;
}
#ifdef FEAT_EVAL
/*
* Skip the command when it's not going to be executed.
* The commands like :if, :endif, etc. always need to be executed.
* Also make an exception for commands that handle a trailing command
* themselves.
*/
if (ea.skip)
{
switch (ea.cmdidx)
{
/* commands that need evaluation */
case CMD_while:
case CMD_endwhile:
case CMD_for:
case CMD_endfor:
case CMD_if:
case CMD_elseif:
case CMD_else:
case CMD_endif:
case CMD_try:
case CMD_catch:
case CMD_finally:
case CMD_endtry:
case CMD_function:
break;
/* Commands that handle '|' themselves. Check: A command should
* either have the TRLBAR flag, appear in this list or appear in
* the list at ":help :bar". */
case CMD_aboveleft:
case CMD_and:
case CMD_belowright:
case CMD_botright:
case CMD_browse:
case CMD_call:
case CMD_confirm:
case CMD_delfunction:
case CMD_djump:
case CMD_dlist:
case CMD_dsearch:
case CMD_dsplit:
case CMD_echo:
case CMD_echoerr:
case CMD_echomsg:
case CMD_echon:
case CMD_execute:
case CMD_help:
case CMD_hide:
case CMD_ijump:
case CMD_ilist:
case CMD_isearch:
case CMD_isplit:
case CMD_keepalt:
case CMD_keepjumps:
case CMD_keepmarks:
case CMD_leftabove:
case CMD_let:
case CMD_lockmarks:
case CMD_match:
case CMD_mzscheme:
case CMD_perl:
case CMD_psearch:
case CMD_python:
case CMD_return:
case CMD_rightbelow:
case CMD_ruby:
case CMD_silent:
case CMD_smagic:
case CMD_snomagic:
case CMD_substitute:
case CMD_syntax:
case CMD_tab:
case CMD_tcl:
case CMD_throw:
case CMD_tilde:
case CMD_topleft:
case CMD_unlet:
case CMD_verbose:
case CMD_vertical:
break;
default: goto doend;
}
}
#endif
if (ea.argt & XFILE)
{
if (expand_filename(&ea, cmdlinep, &errormsg) == FAIL)
goto doend;
}
#ifdef FEAT_LISTCMDS
/*
* Accept buffer name. Cannot be used at the same time with a buffer
* number. Don't do this for a user command.
*/
if ((ea.argt & BUFNAME) && *ea.arg != NUL && ea.addr_count == 0
# ifdef FEAT_USR_CMDS
&& !USER_CMDIDX(ea.cmdidx)
# endif
)
{
/*
* :bdelete, :bwipeout and :bunload take several arguments, separated
* by spaces: find next space (skipping over escaped characters).
* The others take one argument: ignore trailing spaces.
*/
if (ea.cmdidx == CMD_bdelete || ea.cmdidx == CMD_bwipeout
|| ea.cmdidx == CMD_bunload)
p = skiptowhite_esc(ea.arg);
else
{
p = ea.arg + STRLEN(ea.arg);
while (p > ea.arg && vim_iswhite(p[-1]))
--p;
}
ea.line2 = buflist_findpat(ea.arg, p, (ea.argt & BUFUNL) != 0, FALSE);
if (ea.line2 < 0) /* failed */
goto doend;
ea.addr_count = 1;
ea.arg = skipwhite(p);
}
#endif
/*
* 6. switch on command name
*
* The "ea" structure holds the arguments that can be used.
*/
ea.cmdlinep = cmdlinep;
ea.getline = fgetline;
ea.cookie = cookie;
#ifdef FEAT_EVAL
ea.cstack = cstack;
#endif
#ifdef FEAT_USR_CMDS
if (USER_CMDIDX(ea.cmdidx))
{
/*
* Execute a user-defined command.
*/
do_ucmd(&ea);
}
else
#endif
{
/*
* Call the function to execute the command.
*/
ea.errmsg = NULL;
(cmdnames[ea.cmdidx].cmd_func)(&ea);
if (ea.errmsg != NULL)
errormsg = (char_u *)_(ea.errmsg);
}
#ifdef FEAT_EVAL
/*
* If the command just executed called do_cmdline(), any throw or ":return"
* or ":finish" encountered there must also check the cstack of the still
* active do_cmdline() that called this do_one_cmd(). Rethrow an uncaught
* exception, or reanimate a returned function or finished script file and
* return or finish it again.
*/
if (need_rethrow)
do_throw(cstack);
else if (check_cstack)
{
if (source_finished(fgetline, cookie))
do_finish(&ea, TRUE);
else if (getline_equal(fgetline, cookie, get_func_line)
&& current_func_returned())
do_return(&ea, TRUE, FALSE, NULL);
}
need_rethrow = check_cstack = FALSE;
#endif
doend:
if (curwin->w_cursor.lnum == 0) /* can happen with zero line number */
curwin->w_cursor.lnum = 1;
if (errormsg != NULL && *errormsg != NUL && !did_emsg)
{
if (sourcing)
{
if (errormsg != IObuff)
{
STRCPY(IObuff, errormsg);
errormsg = IObuff;
}
STRCAT(errormsg, ": ");
STRNCAT(errormsg, *cmdlinep, IOSIZE - STRLEN(IObuff));
}
emsg(errormsg);
}
#ifdef FEAT_EVAL
do_errthrow(cstack,
(ea.cmdidx != CMD_SIZE
# ifdef FEAT_USR_CMDS
&& !USER_CMDIDX(ea.cmdidx)
# endif
) ? cmdnames[(int)ea.cmdidx].cmd_name : (char_u *)NULL);
#endif
if (verbose_save >= 0)
p_verbose = verbose_save;
#ifdef FEAT_AUTOCMD
if (cmdmod.save_ei != NULL)
{
/* Restore 'eventignore' to the value before ":noautocmd". */
set_string_option_direct((char_u *)"ei", -1, cmdmod.save_ei,
OPT_FREE, SID_NONE);
free_string_option(cmdmod.save_ei);
}
#endif
cmdmod = save_cmdmod;
if (did_silent > 0)
{
/* messages could be enabled for a serious error, need to check if the
* counters don't become negative */
msg_silent -= did_silent;
if (msg_silent < 0)
msg_silent = 0;
emsg_silent -= did_esilent;
if (emsg_silent < 0)
emsg_silent = 0;
/* Restore msg_scroll, it's set by file I/O commands, even when no
* message is actually displayed. */
msg_scroll = save_msg_scroll;
}
#ifdef HAVE_SANDBOX
if (did_sandbox)
--sandbox;
#endif
if (ea.nextcmd && *ea.nextcmd == NUL) /* not really a next command */
ea.nextcmd = NULL;
#ifdef FEAT_EVAL
--ex_nesting_level;
#endif
return ea.nextcmd;
}
#if (_MSC_VER == 1200)
#pragma optimize( "", on )
#endif
/*
* Check for an Ex command with optional tail.
* If there is a match advance "pp" to the argument and return TRUE.
*/
int
checkforcmd(pp, cmd, len)
char_u **pp; /* start of command */
char *cmd; /* name of command */
int len; /* required length */
{
int i;
for (i = 0; cmd[i] != NUL; ++i)
if (cmd[i] != (*pp)[i])
break;
if (i >= len && !isalpha((*pp)[i]))
{
*pp = skipwhite(*pp + i);
return TRUE;
}
return FALSE;
}
/*
* Find an Ex command by its name, either built-in or user.
* Start of the name can be found at eap->cmd.
* Returns pointer to char after the command name.
* "full" is set to TRUE if the whole command name matched.
* Returns NULL for an ambiguous user command.
*/
/*ARGSUSED*/
static char_u *
find_command(eap, full)
exarg_T *eap;
int *full;
{
int len;
char_u *p;
int i;
/*
* Isolate the command and search for it in the command table.
* Exeptions:
* - the 'k' command can directly be followed by any character.
* - the 's' command can be followed directly by 'c', 'g', 'i', 'I' or 'r'
* but :sre[wind] is another command, as are :scrip[tnames],
* :scs[cope], :sim[alt], :sig[ns] and :sil[ent].
* - the "d" command can directly be followed by 'l' or 'p' flag.
*/
p = eap->cmd;
if (*p == 'k')
{
eap->cmdidx = CMD_k;
++p;
}
else if (p[0] == 's'
&& ((p[1] == 'c' && p[2] != 's' && p[2] != 'r'
&& p[3] != 'i' && p[4] != 'p')
|| p[1] == 'g'
|| (p[1] == 'i' && p[2] != 'm' && p[2] != 'l' && p[2] != 'g')
|| p[1] == 'I'
|| (p[1] == 'r' && p[2] != 'e')))
{
eap->cmdidx = CMD_substitute;
++p;
}
else
{
while (ASCII_ISALPHA(*p))
++p;
/* check for non-alpha command */
if (p == eap->cmd && vim_strchr((char_u *)"@*!=><&~#", *p) != NULL)
++p;
len = (int)(p - eap->cmd);
if (*eap->cmd == 'd' && (p[-1] == 'l' || p[-1] == 'p'))
{
/* Check for ":dl", ":dell", etc. to ":deletel": that's
* :delete with the 'l' flag. Same for 'p'. */
for (i = 0; i < len; ++i)
if (eap->cmd[i] != "delete"[i])
break;
if (i == len - 1)
{
--len;
if (p[-1] == 'l')
eap->flags |= EXFLAG_LIST;
else
eap->flags |= EXFLAG_PRINT;
}
}
if (ASCII_ISLOWER(*eap->cmd))
eap->cmdidx = cmdidxs[CharOrdLow(*eap->cmd)];
else
eap->cmdidx = cmdidxs[26];
for ( ; (int)eap->cmdidx < (int)CMD_SIZE;
eap->cmdidx = (cmdidx_T)((int)eap->cmdidx + 1))
if (STRNCMP(cmdnames[(int)eap->cmdidx].cmd_name, (char *)eap->cmd,
(size_t)len) == 0)
{
#ifdef FEAT_EVAL
if (full != NULL
&& cmdnames[(int)eap->cmdidx].cmd_name[len] == NUL)
*full = TRUE;
#endif
break;
}
#ifdef FEAT_USR_CMDS
/* Look for a user defined command as a last resort */
if (eap->cmdidx == CMD_SIZE && *eap->cmd >= 'A' && *eap->cmd <= 'Z')
{
/* User defined commands may contain digits. */
while (ASCII_ISALNUM(*p))
++p;
p = find_ucmd(eap, p, full, NULL, NULL);
}
#endif
if (p == eap->cmd)
eap->cmdidx = CMD_SIZE;
}
return p;
}
#ifdef FEAT_USR_CMDS
/*
* Search for a user command that matches "eap->cmd".
* Return cmdidx in "eap->cmdidx", flags in "eap->argt", idx in "eap->useridx".
* Return a pointer to just after the command.
* Return NULL if there is no matching command.
*/
static char_u *
find_ucmd(eap, p, full, xp, compl)
exarg_T *eap;
char_u *p; /* end of the command (possibly including count) */
int *full; /* set to TRUE for a full match */
expand_T *xp; /* used for completion, NULL otherwise */
int *compl; /* completion flags or NULL */
{
int len = (int)(p - eap->cmd);
int j, k, matchlen = 0;
ucmd_T *uc;
int found = FALSE;
int possible = FALSE;
char_u *cp, *np; /* Point into typed cmd and test name */
garray_T *gap;
int amb_local = FALSE; /* Found ambiguous buffer-local command,
only full match global is accepted. */
/*
* Look for buffer-local user commands first, then global ones.
*/
gap = &curbuf->b_ucmds;
for (;;)
{
for (j = 0; j < gap->ga_len; ++j)
{
uc = USER_CMD_GA(gap, j);
cp = eap->cmd;
np = uc->uc_name;
k = 0;
while (k < len && *np != NUL && *cp++ == *np++)
k++;
if (k == len || (*np == NUL && vim_isdigit(eap->cmd[k])))
{
/* If finding a second match, the command is ambiguous. But
* not if a buffer-local command wasn't a full match and a
* global command is a full match. */
if (k == len && found && *np != NUL)
{
if (gap == &ucmds)
return NULL;
amb_local = TRUE;
}
if (!found || (k == len && *np == NUL))
{
/* If we matched up to a digit, then there could
* be another command including the digit that we
* should use instead.
*/
if (k == len)
found = TRUE;
else
possible = TRUE;
if (gap == &ucmds)
eap->cmdidx = CMD_USER;
else
eap->cmdidx = CMD_USER_BUF;
eap->argt = (long)uc->uc_argt;
eap->useridx = j;
# ifdef FEAT_CMDL_COMPL
if (compl != NULL)
*compl = uc->uc_compl;
# ifdef FEAT_EVAL
if (xp != NULL)
{
xp->xp_arg = uc->uc_compl_arg;
xp->xp_scriptID = uc->uc_scriptID;
}
# endif
# endif
/* Do not search for further abbreviations
* if this is an exact match. */
matchlen = k;
if (k == len && *np == NUL)
{
if (full != NULL)
*full = TRUE;
amb_local = FALSE;
break;
}
}
}
}
/* Stop if we found a full match or searched all. */
if (j < gap->ga_len || gap == &ucmds)
break;
gap = &ucmds;
}
/* Only found ambiguous matches. */
if (amb_local)
{
if (xp != NULL)
xp->xp_context = EXPAND_UNSUCCESSFUL;
return NULL;
}
/* The match we found may be followed immediately by a number. Move "p"
* back to point to it. */
if (found || possible)
return p + (matchlen - len);
return p;
}
#endif
#if defined(FEAT_EVAL) || defined(PROTO)
/*
* Return > 0 if an Ex command "name" exists.
* Return 2 if there is an exact match.
* Return 3 if there is an ambiguous match.
*/
int
cmd_exists(name)
char_u *name;
{
exarg_T ea;
int full = FALSE;
int i;
int j;
char_u *p;
static struct cmdmod
{
char *name;
int minlen;
} cmdmods[] = {
{"aboveleft", 3},
{"belowright", 3},
{"botright", 2},
{"browse", 3},
{"confirm", 4},
{"hide", 3},
{"keepalt", 5},
{"keepjumps", 5},
{"keepmarks", 3},
{"leftabove", 5},
{"lockmarks", 3},
{"rightbelow", 6},
{"sandbox", 3},
{"silent", 3},
{"tab", 3},
{"topleft", 2},
{"verbose", 4},
{"vertical", 4},
};
/* Check command modifiers. */
for (i = 0; i < sizeof(cmdmods) / sizeof(struct cmdmod); ++i)
{
for (j = 0; name[j] != NUL; ++j)
if (name[j] != cmdmods[i].name[j])
break;
if (name[j] == NUL && j >= cmdmods[i].minlen)
return (cmdmods[i].name[j] == NUL ? 2 : 1);
}
/* Check built-in commands and user defined commands.
* For ":2match" and ":3match" we need to skip the number. */
ea.cmd = (*name == '2' || *name == '3') ? name + 1 : name;
ea.cmdidx = (cmdidx_T)0;
p = find_command(&ea, &full);
if (p == NULL)
return 3;
if (vim_isdigit(*name) && ea.cmdidx != CMD_match)
return 0;
if (*skipwhite(p) != NUL)
return 0; /* trailing garbage */
return (ea.cmdidx == CMD_SIZE ? 0 : (full ? 2 : 1));
}
#endif
/*
* This is all pretty much copied from do_one_cmd(), with all the extra stuff
* we don't need/want deleted. Maybe this could be done better if we didn't
* repeat all this stuff. The only problem is that they may not stay
* perfectly compatible with each other, but then the command line syntax
* probably won't change that much -- webb.
*/
char_u *
set_one_cmd_context(xp, buff)
expand_T *xp;
char_u *buff; /* buffer for command string */
{
char_u *p;
char_u *cmd, *arg;
int len = 0;
exarg_T ea;
#if defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)
int compl = EXPAND_NOTHING;
#endif
#ifdef FEAT_CMDL_COMPL
int delim;
#endif
int forceit = FALSE;
int usefilter = FALSE; /* filter instead of file name */
ExpandInit(xp);
xp->xp_pattern = buff;
xp->xp_context = EXPAND_COMMANDS; /* Default until we get past command */
ea.argt = 0;
/*
* 2. skip comment lines and leading space, colons or bars
*/
for (cmd = buff; vim_strchr((char_u *)" \t:|", *cmd) != NULL; cmd++)
;
xp->xp_pattern = cmd;
if (*cmd == NUL)
return NULL;
if (*cmd == '"') /* ignore comment lines */
{
xp->xp_context = EXPAND_NOTHING;
return NULL;
}
/*
* 3. parse a range specifier of the form: addr [,addr] [;addr] ..
*/
cmd = skip_range(cmd, &xp->xp_context);
/*
* 4. parse command
*/
xp->xp_pattern = cmd;
if (*cmd == NUL)
return NULL;
if (*cmd == '"')
{
xp->xp_context = EXPAND_NOTHING;
return NULL;
}
if (*cmd == '|' || *cmd == '\n')
return cmd + 1; /* There's another command */
/*
* Isolate the command and search for it in the command table.
* Exceptions:
* - the 'k' command can directly be followed by any character, but
* do accept "keepmarks", "keepalt" and "keepjumps".
* - the 's' command can be followed directly by 'c', 'g', 'i', 'I' or 'r'
*/
if (*cmd == 'k' && cmd[1] != 'e')
{
ea.cmdidx = CMD_k;
p = cmd + 1;
}
else
{
p = cmd;
while (ASCII_ISALPHA(*p) || *p == '*') /* Allow * wild card */
++p;
/* check for non-alpha command */
if (p == cmd && vim_strchr((char_u *)"@*!=><&~#", *p) != NULL)
++p;
len = (int)(p - cmd);
if (len == 0)
{
xp->xp_context = EXPAND_UNSUCCESSFUL;
return NULL;
}
for (ea.cmdidx = (cmdidx_T)0; (int)ea.cmdidx < (int)CMD_SIZE;
ea.cmdidx = (cmdidx_T)((int)ea.cmdidx + 1))
if (STRNCMP(cmdnames[(int)ea.cmdidx].cmd_name, cmd, (size_t)len) == 0)
break;
#ifdef FEAT_USR_CMDS
if (cmd[0] >= 'A' && cmd[0] <= 'Z')
{
while (ASCII_ISALNUM(*p) || *p == '*') /* Allow * wild card */
++p;
len = (int)(p - cmd);
}
#endif
}
/*
* If the cursor is touching the command, and it ends in an alpha-numeric
* character, complete the command name.
*/
if (*p == NUL && ASCII_ISALNUM(p[-1]))
return NULL;
if (ea.cmdidx == CMD_SIZE)
{
if (*cmd == 's' && vim_strchr((char_u *)"cgriI", cmd[1]) != NULL)
{
ea.cmdidx = CMD_substitute;
p = cmd + 1;
}
#ifdef FEAT_USR_CMDS
else if (cmd[0] >= 'A' && cmd[0] <= 'Z')
{
ea.cmd = cmd;
p = find_ucmd(&ea, p, NULL, xp,
# if defined(FEAT_CMDL_COMPL)
&compl
# else
NULL
# endif
);
if (p == NULL)
ea.cmdidx = CMD_SIZE; /* ambiguous user command */
}
#endif
}
if (ea.cmdidx == CMD_SIZE)
{
/* Not still touching the command and it was an illegal one */
xp->xp_context = EXPAND_UNSUCCESSFUL;
return NULL;
}
xp->xp_context = EXPAND_NOTHING; /* Default now that we're past command */
if (*p == '!') /* forced commands */
{
forceit = TRUE;
++p;
}
/*
* 5. parse arguments
*/
#ifdef FEAT_USR_CMDS
if (!USER_CMDIDX(ea.cmdidx))
#endif
ea.argt = (long)cmdnames[(int)ea.cmdidx].cmd_argt;
arg = skipwhite(p);
if (ea.cmdidx == CMD_write || ea.cmdidx == CMD_update)
{
if (*arg == '>') /* append */
{
if (*++arg == '>')
++arg;
arg = skipwhite(arg);
}
else if (*arg == '!' && ea.cmdidx == CMD_write) /* :w !filter */
{
++arg;
usefilter = TRUE;
}
}
if (ea.cmdidx == CMD_read)
{
usefilter = forceit; /* :r! filter if forced */
if (*arg == '!') /* :r !filter */
{
++arg;
usefilter = TRUE;
}
}
if (ea.cmdidx == CMD_lshift || ea.cmdidx == CMD_rshift)
{
while (*arg == *cmd) /* allow any number of '>' or '<' */
++arg;
arg = skipwhite(arg);
}
/* Does command allow "+command"? */
if ((ea.argt & EDITCMD) && !usefilter && *arg == '+')
{
/* Check if we're in the +command */
p = arg + 1;
arg = skip_cmd_arg(arg, FALSE);
/* Still touching the command after '+'? */
if (*arg == NUL)
return p;
/* Skip space(s) after +command to get to the real argument */
arg = skipwhite(arg);
}
/*
* Check for '|' to separate commands and '"' to start comments.
* Don't do this for ":read !cmd" and ":write !cmd".
*/
if ((ea.argt & TRLBAR) && !usefilter)
{
p = arg;
/* ":redir @" is not the start of a comment */
if (ea.cmdidx == CMD_redir && p[0] == '@' && p[1] == '"')
p += 2;
while (*p)
{
if (*p == Ctrl_V)
{
if (p[1] != NUL)
++p;
}
else if ( (*p == '"' && !(ea.argt & NOTRLCOM))
|| *p == '|' || *p == '\n')
{
if (*(p - 1) != '\\')
{
if (*p == '|' || *p == '\n')
return p + 1;
return NULL; /* It's a comment */
}
}
mb_ptr_adv(p);
}
}
/* no arguments allowed */
if (!(ea.argt & EXTRA) && *arg != NUL &&
vim_strchr((char_u *)"|\"", *arg) == NULL)
return NULL;
/* Find start of last argument (argument just before cursor): */
p = buff + STRLEN(buff);
while (p != arg && *p != ' ' && *p != TAB)
p--;
if (*p == ' ' || *p == TAB)
p++;
xp->xp_pattern = p;
if (ea.argt & XFILE)
{
int in_quote = FALSE;
char_u *bow = NULL; /* Beginning of word */
/*
* Allow spaces within back-quotes to count as part of the argument
* being expanded.
*/
xp->xp_pattern = skipwhite(arg);
for (p = xp->xp_pattern; *p; )
{
if (*p == '\\' && p[1] != NUL)
++p;
#ifdef SPACE_IN_FILENAME
else if (vim_iswhite(*p) && (!(ea.argt & NOSPC) || usefilter))
#else
else if (vim_iswhite(*p))
#endif
{
p = skipwhite(p);
if (in_quote)
bow = p;
else
xp->xp_pattern = p;
--p;
}
else if (*p == '`')
{
if (!in_quote)
{
xp->xp_pattern = p;
bow = p + 1;
}
in_quote = !in_quote;
}
mb_ptr_adv(p);
}
/*
* If we are still inside the quotes, and we passed a space, just
* expand from there.
*/
if (bow != NULL && in_quote)
xp->xp_pattern = bow;
xp->xp_context = EXPAND_FILES;
#ifndef BACKSLASH_IN_FILENAME
/* For a shell command more chars need to be escaped. */
if (usefilter || ea.cmdidx == CMD_bang)
{
xp->xp_shell = TRUE;
/* When still after the command name expand executables. */
if (xp->xp_pattern == skipwhite(arg))
xp->xp_context = EXPAND_SHELLCMD;
}
#endif
/* Check for environment variable */
if (*xp->xp_pattern == '$'
#if defined(MSDOS) || defined(MSWIN) || defined(OS2)
|| *xp->xp_pattern == '%'
#endif
)
{
for (p = xp->xp_pattern + 1; *p != NUL; ++p)
if (!vim_isIDc(*p))
break;
if (*p == NUL)
{
xp->xp_context = EXPAND_ENV_VARS;
++xp->xp_pattern;
#if defined(FEAT_USR_CMDS) && defined(FEAT_CMDL_COMPL)
/* Avoid that the assignment uses EXPAND_FILES again. */
if (compl != EXPAND_USER_DEFINED && compl != EXPAND_USER_LIST)
compl = EXPAND_ENV_VARS;
#endif
}
}
}
/*
* 6. switch on command name
*/
switch (ea.cmdidx)
{
case CMD_cd:
case CMD_chdir:
case CMD_lcd:
case CMD_lchdir:
if (xp->xp_context == EXPAND_FILES)
xp->xp_context = EXPAND_DIRECTORIES;
break;
case CMD_help:
xp->xp_context = EXPAND_HELP;
xp->xp_pattern = arg;
break;
/* Command modifiers: return the argument.
* Also for commands with an argument that is a command. */
case CMD_aboveleft:
case CMD_argdo:
case CMD_belowright:
case CMD_botright:
case CMD_browse:
case CMD_bufdo:
case CMD_confirm:
case CMD_debug:
case CMD_folddoclosed:
case CMD_folddoopen:
case CMD_hide:
case CMD_keepalt:
case CMD_keepjumps:
case CMD_keepmarks:
case CMD_leftabove:
case CMD_lockmarks:
case CMD_rightbelow:
case CMD_sandbox:
case CMD_silent:
case CMD_tab:
case CMD_topleft:
case CMD_verbose:
case CMD_vertical:
case CMD_windo:
return arg;
#ifdef FEAT_SEARCH_EXTRA
case CMD_match:
if (*arg == NUL || !ends_excmd(*arg))
{
/* Dummy call to clear variables. */
set_context_in_highlight_cmd(xp, (char_u *)"link n");
xp->xp_context = EXPAND_HIGHLIGHT;
xp->xp_pattern = arg;
arg = skipwhite(skiptowhite(arg));
if (*arg != NUL)
{
xp->xp_context = EXPAND_NOTHING;
arg = skip_regexp(arg + 1, *arg, p_magic, NULL);
}
}
return find_nextcmd(arg);
#endif
#ifdef FEAT_CMDL_COMPL
/*
* All completion for the +cmdline_compl feature goes here.
*/
# ifdef FEAT_USR_CMDS
case CMD_command:
/* Check for attributes */
while (*arg == '-')
{
arg++; /* Skip "-" */
p = skiptowhite(arg);
if (*p == NUL)
{
/* Cursor is still in the attribute */
p = vim_strchr(arg, '=');
if (p == NULL)
{
/* No "=", so complete attribute names */
xp->xp_context = EXPAND_USER_CMD_FLAGS;
xp->xp_pattern = arg;
return NULL;
}
/* For the -complete and -nargs attributes, we complete
* their arguments as well.
*/
if (STRNICMP(arg, "complete", p - arg) == 0)
{
xp->xp_context = EXPAND_USER_COMPLETE;
xp->xp_pattern = p + 1;
return NULL;
}
else if (STRNICMP(arg, "nargs", p - arg) == 0)
{
xp->xp_context = EXPAND_USER_NARGS;
xp->xp_pattern = p + 1;
return NULL;
}
return NULL;
}
arg = skipwhite(p);
}
/* After the attributes comes the new command name */
p = skiptowhite(arg);
if (*p == NUL)
{
xp->xp_context = EXPAND_USER_COMMANDS;
xp->xp_pattern = arg;
break;
}
/* And finally comes a normal command */
return skipwhite(p);
case CMD_delcommand:
xp->xp_context = EXPAND_USER_COMMANDS;
xp->xp_pattern = arg;
break;
# endif
case CMD_global:
case CMD_vglobal:
delim = *arg; /* get the delimiter */
if (delim)
++arg; /* skip delimiter if there is one */
while (arg[0] != NUL && arg[0] != delim)
{
if (arg[0] == '\\' && arg[1] != NUL)
++arg;
++arg;
}
if (arg[0] != NUL)
return arg + 1;
break;
case CMD_and:
case CMD_substitute:
delim = *arg;
if (delim)
{
/* skip "from" part */
++arg;
arg = skip_regexp(arg, delim, p_magic, NULL);
}
/* skip "to" part */
while (arg[0] != NUL && arg[0] != delim)
{
if (arg[0] == '\\' && arg[1] != NUL)
++arg;
++arg;
}
if (arg[0] != NUL) /* skip delimiter */
++arg;
while (arg[0] && vim_strchr((char_u *)"|\"#", arg[0]) == NULL)
++arg;
if (arg[0] != NUL)
return arg;
break;
case CMD_isearch:
case CMD_dsearch:
case CMD_ilist:
case CMD_dlist:
case CMD_ijump:
case CMD_psearch:
case CMD_djump:
case CMD_isplit:
case CMD_dsplit:
arg = skipwhite(skipdigits(arg)); /* skip count */
if (*arg == '/') /* Match regexp, not just whole words */
{
for (++arg; *arg && *arg != '/'; arg++)
if (*arg == '\\' && arg[1] != NUL)
arg++;
if (*arg)
{
arg = skipwhite(arg + 1);
/* Check for trailing illegal characters */
if (*arg && vim_strchr((char_u *)"|\"\n", *arg) == NULL)
xp->xp_context = EXPAND_NOTHING;
else
return arg;
}
}
break;
#ifdef FEAT_AUTOCMD
case CMD_autocmd:
return set_context_in_autocmd(xp, arg, FALSE);
case CMD_doautocmd:
return set_context_in_autocmd(xp, arg, TRUE);
#endif
case CMD_set:
set_context_in_set_cmd(xp, arg, 0);
break;
case CMD_setglobal:
set_context_in_set_cmd(xp, arg, OPT_GLOBAL);
break;
case CMD_setlocal:
set_context_in_set_cmd(xp, arg, OPT_LOCAL);
break;
case CMD_tag:
case CMD_stag:
case CMD_ptag:
case CMD_ltag:
case CMD_tselect:
case CMD_stselect:
case CMD_ptselect:
case CMD_tjump:
case CMD_stjump:
case CMD_ptjump:
if (*p_wop != NUL)
xp->xp_context = EXPAND_TAGS_LISTFILES;
else
xp->xp_context = EXPAND_TAGS;
xp->xp_pattern = arg;
break;
case CMD_augroup:
xp->xp_context = EXPAND_AUGROUP;
xp->xp_pattern = arg;
break;
#ifdef FEAT_SYN_HL
case CMD_syntax:
set_context_in_syntax_cmd(xp, arg);
break;
#endif
#ifdef FEAT_EVAL
case CMD_let:
case CMD_if:
case CMD_elseif:
case CMD_while:
case CMD_for:
case CMD_echo:
case CMD_echon:
case CMD_execute:
case CMD_echomsg:
case CMD_echoerr:
case CMD_call:
case CMD_return:
set_context_for_expression(xp, arg, ea.cmdidx);
break;
case CMD_unlet:
while ((xp->xp_pattern = vim_strchr(arg, ' ')) != NULL)
arg = xp->xp_pattern + 1;
xp->xp_context = EXPAND_USER_VARS;
xp->xp_pattern = arg;
break;
case CMD_function:
case CMD_delfunction:
xp->xp_context = EXPAND_USER_FUNC;
xp->xp_pattern = arg;
break;
case CMD_echohl:
xp->xp_context = EXPAND_HIGHLIGHT;
xp->xp_pattern = arg;
break;
#endif
case CMD_highlight:
set_context_in_highlight_cmd(xp, arg);
break;
#ifdef FEAT_LISTCMDS
case CMD_bdelete:
case CMD_bwipeout:
case CMD_bunload:
while ((xp->xp_pattern = vim_strchr(arg, ' ')) != NULL)
arg = xp->xp_pattern + 1;
/*FALLTHROUGH*/
case CMD_buffer:
case CMD_sbuffer:
case CMD_checktime:
xp->xp_context = EXPAND_BUFFERS;
xp->xp_pattern = arg;
break;
#endif
#ifdef FEAT_USR_CMDS
case CMD_USER:
case CMD_USER_BUF:
if (compl != EXPAND_NOTHING)
{
/* XFILE: file names are handled above */
if (!(ea.argt & XFILE))
{
# ifdef FEAT_MENU
if (compl == EXPAND_MENUS)
return set_context_in_menu_cmd(xp, cmd, arg, forceit);
# endif
if (compl == EXPAND_COMMANDS)
return arg;
if (compl == EXPAND_MAPPINGS)
return set_context_in_map_cmd(xp, (char_u *)"map",
arg, forceit, FALSE, FALSE, CMD_map);
while ((xp->xp_pattern = vim_strchr(arg, ' ')) != NULL)
arg = xp->xp_pattern + 1;
xp->xp_pattern = arg;
}
xp->xp_context = compl;
}
break;
#endif
case CMD_map: case CMD_noremap:
case CMD_nmap: case CMD_nnoremap:
case CMD_vmap: case CMD_vnoremap:
case CMD_omap: case CMD_onoremap:
case CMD_imap: case CMD_inoremap:
case CMD_cmap: case CMD_cnoremap:
return set_context_in_map_cmd(xp, cmd, arg, forceit,
FALSE, FALSE, ea.cmdidx);
case CMD_unmap:
case CMD_nunmap:
case CMD_vunmap:
case CMD_ounmap:
case CMD_iunmap:
case CMD_cunmap:
return set_context_in_map_cmd(xp, cmd, arg, forceit,
FALSE, TRUE, ea.cmdidx);
case CMD_abbreviate: case CMD_noreabbrev:
case CMD_cabbrev: case CMD_cnoreabbrev:
case CMD_iabbrev: case CMD_inoreabbrev:
return set_context_in_map_cmd(xp, cmd, arg, forceit,
TRUE, FALSE, ea.cmdidx);
case CMD_unabbreviate:
case CMD_cunabbrev:
case CMD_iunabbrev:
return set_context_in_map_cmd(xp, cmd, arg, forceit,
TRUE, TRUE, ea.cmdidx);
#ifdef FEAT_MENU
case CMD_menu: case CMD_noremenu: case CMD_unmenu:
case CMD_amenu: case CMD_anoremenu: case CMD_aunmenu:
case CMD_nmenu: case CMD_nnoremenu: case CMD_nunmenu:
case CMD_vmenu: case CMD_vnoremenu: case CMD_vunmenu:
case CMD_omenu: case CMD_onoremenu: case CMD_ounmenu:
case CMD_imenu: case CMD_inoremenu: case CMD_iunmenu:
case CMD_cmenu: case CMD_cnoremenu: case CMD_cunmenu:
case CMD_tmenu: case CMD_tunmenu:
case CMD_popup: case CMD_tearoff: case CMD_emenu:
return set_context_in_menu_cmd(xp, cmd, arg, forceit);
#endif
case CMD_colorscheme:
xp->xp_context = EXPAND_COLORS;
xp->xp_pattern = arg;
break;
case CMD_compiler:
xp->xp_context = EXPAND_COMPILER;
xp->xp_pattern = arg;
break;
#if (defined(HAVE_LOCALE_H) || defined(X_LOCALE)) \
&& (defined(FEAT_GETTEXT) || defined(FEAT_MBYTE))
case CMD_language:
if (*skiptowhite(arg) == NUL)
{
xp->xp_context = EXPAND_LANGUAGE;
xp->xp_pattern = arg;
}
else
xp->xp_context = EXPAND_NOTHING;
break;
#endif
#endif /* FEAT_CMDL_COMPL */
default:
break;
}
return NULL;
}
/*
* skip a range specifier of the form: addr [,addr] [;addr] ..
*
* Backslashed delimiters after / or ? will be skipped, and commands will
* not be expanded between /'s and ?'s or after "'".
*
* Also skip white space and ":" characters.
* Returns the "cmd" pointer advanced to beyond the range.
*/
char_u *
skip_range(cmd, ctx)
char_u *cmd;
int *ctx; /* pointer to xp_context or NULL */
{
int delim;
while (vim_strchr((char_u *)" \t0123456789.$%'/?-+,;", *cmd) != NULL)
{
if (*cmd == '\'')
{
if (*++cmd == NUL && ctx != NULL)
*ctx = EXPAND_NOTHING;
}
else if (*cmd == '/' || *cmd == '?')
{
delim = *cmd++;
while (*cmd != NUL && *cmd != delim)
if (*cmd++ == '\\' && *cmd != NUL)
++cmd;
if (*cmd == NUL && ctx != NULL)
*ctx = EXPAND_NOTHING;
}
if (*cmd != NUL)
++cmd;
}
/* Skip ":" and white space. */
while (*cmd == ':')
cmd = skipwhite(cmd + 1);
return cmd;
}
/*
* get a single EX address
*
* Set ptr to the next character after the part that was interpreted.
* Set ptr to NULL when an error is encountered.
*
* Return MAXLNUM when no Ex address was found.
*/
static linenr_T
get_address(ptr, skip, to_other_file)
char_u **ptr;
int skip; /* only skip the address, don't use it */
int to_other_file; /* flag: may jump to other file */
{
int c;
int i;
long n;
char_u *cmd;
pos_T pos;
pos_T *fp;
linenr_T lnum;
cmd = skipwhite(*ptr);
lnum = MAXLNUM;
do
{
switch (*cmd)
{
case '.': /* '.' - Cursor position */
++cmd;
lnum = curwin->w_cursor.lnum;
break;
case '$': /* '$' - last line */
++cmd;
lnum = curbuf->b_ml.ml_line_count;
break;
case '\'': /* ''' - mark */
if (*++cmd == NUL)
{
cmd = NULL;
goto error;
}
if (skip)
++cmd;
else
{
/* Only accept a mark in another file when it is
* used by itself: ":'M". */
fp = getmark(*cmd, to_other_file && cmd[1] == NUL);
++cmd;
if (fp == (pos_T *)-1)
/* Jumped to another file. */
lnum = curwin->w_cursor.lnum;
else
{
if (check_mark(fp) == FAIL)
{
cmd = NULL;
goto error;
}
lnum = fp->lnum;
}
}
break;
case '/':
case '?': /* '/' or '?' - search */
c = *cmd++;
if (skip) /* skip "/pat/" */
{
cmd = skip_regexp(cmd, c, (int)p_magic, NULL);
if (*cmd == c)
++cmd;
}
else
{
pos = curwin->w_cursor; /* save curwin->w_cursor */
/*
* When '/' or '?' follows another address, start
* from there.
*/
if (lnum != MAXLNUM)
curwin->w_cursor.lnum = lnum;
/*
* Start a forward search at the end of the line.
* Start a backward search at the start of the line.
* This makes sure we never match in the current
* line, and can match anywhere in the
* next/previous line.
*/
if (c == '/')
curwin->w_cursor.col = MAXCOL;
else
curwin->w_cursor.col = 0;
searchcmdlen = 0;
if (!do_search(NULL, c, cmd, 1L,
SEARCH_HIS + SEARCH_MSG + SEARCH_START))
{
curwin->w_cursor = pos;
cmd = NULL;
goto error;
}
lnum = curwin->w_cursor.lnum;
curwin->w_cursor = pos;
/* adjust command string pointer */
cmd += searchcmdlen;
}
break;
case '\\': /* "\?", "\/" or "\&", repeat search */
++cmd;
if (*cmd == '&')
i = RE_SUBST;
else if (*cmd == '?' || *cmd == '/')
i = RE_SEARCH;
else
{
EMSG(_(e_backslash));
cmd = NULL;
goto error;
}
if (!skip)
{
/*
* When search follows another address, start from
* there.
*/
if (lnum != MAXLNUM)
pos.lnum = lnum;
else
pos.lnum = curwin->w_cursor.lnum;
/*
* Start the search just like for the above
* do_search().
*/
if (*cmd != '?')
pos.col = MAXCOL;
else
pos.col = 0;
if (searchit(curwin, curbuf, &pos,
*cmd == '?' ? BACKWARD : FORWARD,
(char_u *)"", 1L,
SEARCH_MSG + SEARCH_START,
i, (linenr_T)0) != FAIL)
lnum = pos.lnum;
else
{
cmd = NULL;
goto error;
}
}
++cmd;
break;
default:
if (VIM_ISDIGIT(*cmd)) /* absolute line number */
lnum = getdigits(&cmd);
}
for (;;)
{
cmd = skipwhite(cmd);
if (*cmd != '-' && *cmd != '+' && !VIM_ISDIGIT(*cmd))
break;
if (lnum == MAXLNUM)
lnum = curwin->w_cursor.lnum; /* "+1" is same as ".+1" */
if (VIM_ISDIGIT(*cmd))
i = '+'; /* "number" is same as "+number" */
else
i = *cmd++;
if (!VIM_ISDIGIT(*cmd)) /* '+' is '+1', but '+0' is not '+1' */
n = 1;
else
n = getdigits(&cmd);
if (i == '-')
lnum -= n;
else
lnum += n;
}
} while (*cmd == '/' || *cmd == '?');
error:
*ptr = cmd;
return lnum;
}
/*
* Get flags from an Ex command argument.
*/
static void
get_flags(eap)
exarg_T *eap;
{
while (vim_strchr((char_u *)"lp#", *eap->arg) != NULL)
{
if (*eap->arg == 'l')
eap->flags |= EXFLAG_LIST;
else if (*eap->arg == 'p')
eap->flags |= EXFLAG_PRINT;
else
eap->flags |= EXFLAG_NR;
eap->arg = skipwhite(eap->arg + 1);
}
}
/*
* Function called for command which is Not Implemented. NI!
*/
void
ex_ni(eap)
exarg_T *eap;
{
if (!eap->skip)
eap->errmsg = (char_u *)N_("E319: Sorry, the command is not available in this version");
}
#if !defined(FEAT_PERL) || !defined(FEAT_PYTHON) || !defined(FEAT_TCL) \
|| !defined(FEAT_RUBY) || !defined(FEAT_MZSCHEME)
/*
* Function called for script command which is Not Implemented. NI!
* Skips over ":perl <<EOF" constructs.
*/
static void
ex_script_ni(eap)
exarg_T *eap;
{
if (!eap->skip)
ex_ni(eap);
else
vim_free(script_get(eap, eap->arg));
}
#endif
/*
* Check range in Ex command for validity.
* Return NULL when valid, error message when invalid.
*/
static char_u *
invalid_range(eap)
exarg_T *eap;
{
if ( eap->line1 < 0
|| eap->line2 < 0
|| eap->line1 > eap->line2
|| ((eap->argt & RANGE)
&& !(eap->argt & NOTADR)
&& eap->line2 > curbuf->b_ml.ml_line_count
#ifdef FEAT_DIFF
+ (eap->cmdidx == CMD_diffget)
#endif
))
return (char_u *)_(e_invrange);
return NULL;
}
/*
* Correct the range for zero line number, if required.
*/
static void
correct_range(eap)
exarg_T *eap;
{
if (!(eap->argt & ZEROR)) /* zero in range not allowed */
{
if (eap->line1 == 0)
eap->line1 = 1;
if (eap->line2 == 0)
eap->line2 = 1;
}
}
#ifdef FEAT_QUICKFIX
static char_u *skip_grep_pat __ARGS((exarg_T *eap));
/*
* For a ":vimgrep" or ":vimgrepadd" command return a pointer past the
* pattern. Otherwise return eap->arg.
*/
static char_u *
skip_grep_pat(eap)
exarg_T *eap;
{
char_u *p = eap->arg;
if (*p != NUL && (eap->cmdidx == CMD_vimgrep || eap->cmdidx == CMD_lvimgrep
|| eap->cmdidx == CMD_vimgrepadd
|| eap->cmdidx == CMD_lvimgrepadd
|| grep_internal(eap->cmdidx)))
{
p = skip_vimgrep_pat(p, NULL, NULL);
if (p == NULL)
p = eap->arg;
}
return p;
}
/*
* For the ":make" and ":grep" commands insert the 'makeprg'/'grepprg' option
* in the command line, so that things like % get expanded.
*/
static char_u *
replace_makeprg(eap, p, cmdlinep)
exarg_T *eap;
char_u *p;
char_u **cmdlinep;
{
char_u *new_cmdline;
char_u *program;
char_u *pos;
char_u *ptr;
int len;
int i;
/*
* Don't do it when ":vimgrep" is used for ":grep".
*/
if ((eap->cmdidx == CMD_make || eap->cmdidx == CMD_lmake
|| eap->cmdidx == CMD_grep || eap->cmdidx == CMD_lgrep
|| eap->cmdidx == CMD_grepadd
|| eap->cmdidx == CMD_lgrepadd)
&& !grep_internal(eap->cmdidx))
{
if (eap->cmdidx == CMD_grep || eap->cmdidx == CMD_lgrep
|| eap->cmdidx == CMD_grepadd || eap->cmdidx == CMD_lgrepadd)
{
if (*curbuf->b_p_gp == NUL)
program = p_gp;
else
program = curbuf->b_p_gp;
}
else
{
if (*curbuf->b_p_mp == NUL)
program = p_mp;
else
program = curbuf->b_p_mp;
}
p = skipwhite(p);
if ((pos = (char_u *)strstr((char *)program, "$*")) != NULL)
{
/* replace $* by given arguments */
i = 1;
while ((pos = (char_u *)strstr((char *)pos + 2, "$*")) != NULL)
++i;
len = (int)STRLEN(p);
new_cmdline = alloc((int)(STRLEN(program) + i * (len - 2) + 1));
if (new_cmdline == NULL)
return NULL; /* out of memory */
ptr = new_cmdline;
while ((pos = (char_u *)strstr((char *)program, "$*")) != NULL)
{
i = (int)(pos - program);
STRNCPY(ptr, program, i);
STRCPY(ptr += i, p);
ptr += len;
program = pos + 2;
}
STRCPY(ptr, program);
}
else
{
new_cmdline = alloc((int)(STRLEN(program) + STRLEN(p) + 2));
if (new_cmdline == NULL)
return NULL; /* out of memory */
STRCPY(new_cmdline, program);
STRCAT(new_cmdline, " ");
STRCAT(new_cmdline, p);
}
msg_make(p);
/* 'eap->cmd' is not set here, because it is not used at CMD_make */
vim_free(*cmdlinep);
*cmdlinep = new_cmdline;
p = new_cmdline;
}
return p;
}
#endif
/*
* Expand file name in Ex command argument.
* Return FAIL for failure, OK otherwise.
*/
int
expand_filename(eap, cmdlinep, errormsgp)
exarg_T *eap;
char_u **cmdlinep;
char_u **errormsgp;
{
int has_wildcards; /* need to expand wildcards */
char_u *repl;
int srclen;
char_u *p;
int n;
int escaped;
#ifdef FEAT_QUICKFIX
/* Skip a regexp pattern for ":vimgrep[add] pat file..." */
p = skip_grep_pat(eap);
#else
p = eap->arg;
#endif
/*
* Decide to expand wildcards *before* replacing '%', '#', etc. If
* the file name contains a wildcard it should not cause expanding.
* (it will be expanded anyway if there is a wildcard before replacing).
*/
has_wildcards = mch_has_wildcard(p);
while (*p != NUL)
{
#ifdef FEAT_EVAL
/* Skip over `=expr`, wildcards in it are not expanded. */
if (p[0] == '`' && p[1] == '=')
{
p += 2;
(void)skip_expr(&p);
if (*p == '`')
++p;
continue;
}
#endif
/*
* Quick check if this cannot be the start of a special string.
* Also removes backslash before '%', '#' and '<'.
*/
if (vim_strchr((char_u *)"%#<", *p) == NULL)
{
++p;
continue;
}
/*
* Try to find a match at this position.
*/
repl = eval_vars(p, eap->arg, &srclen, &(eap->do_ecmd_lnum),
errormsgp, &escaped);
if (*errormsgp != NULL) /* error detected */
return FAIL;
if (repl == NULL) /* no match found */
{
p += srclen;
continue;
}
/* Wildcards won't be expanded below, the replacement is taken
* literally. But do expand "~/file", "~user/file" and "$HOME/file". */
if (vim_strchr(repl, '$') != NULL || vim_strchr(repl, '~') != NULL)
{
char_u *l = repl;
repl = expand_env_save(repl);
vim_free(l);
}
/* Need to escape white space et al. with a backslash.
* Don't do this for:
* - replacement that already has been escaped: "##"
* - shell commands (may have to use quotes instead).
* - non-unix systems when there is a single argument (spaces don't
* separate arguments then).
*/
if (!eap->usefilter
&& !escaped
&& eap->cmdidx != CMD_bang
&& eap->cmdidx != CMD_make
&& eap->cmdidx != CMD_lmake
&& eap->cmdidx != CMD_grep
&& eap->cmdidx != CMD_lgrep
&& eap->cmdidx != CMD_grepadd
&& eap->cmdidx != CMD_lgrepadd
#ifndef UNIX
&& !(eap->argt & NOSPC)
#endif
)
{
char_u *l;
#ifdef BACKSLASH_IN_FILENAME
/* Don't escape a backslash here, because rem_backslash() doesn't
* remove it later. */
static char_u *nobslash = (char_u *)" \t\"|";
# define ESCAPE_CHARS nobslash
#else
# define ESCAPE_CHARS escape_chars
#endif
for (l = repl; *l; ++l)
if (vim_strchr(ESCAPE_CHARS, *l) != NULL)
{
l = vim_strsave_escaped(repl, ESCAPE_CHARS);
if (l != NULL)
{
vim_free(repl);
repl = l;
}
break;
}
}
/* For a shell command a '!' must be escaped. */
if ((eap->usefilter || eap->cmdidx == CMD_bang)
&& vim_strpbrk(repl, (char_u *)"!&;()<>") != NULL)
{
char_u *l;
l = vim_strsave_escaped(repl, (char_u *)"!&;()<>");
if (l != NULL)
{
vim_free(repl);
repl = l;
/* For a sh-like shell escape "!" another time. */
if (strstr((char *)p_sh, "sh") != NULL)
{
l = vim_strsave_escaped(repl, (char_u *)"!");
if (l != NULL)
{
vim_free(repl);
repl = l;
}
}
}
}
p = repl_cmdline(eap, p, srclen, repl, cmdlinep);
vim_free(repl);
if (p == NULL)
return FAIL;
}
/*
* One file argument: Expand wildcards.
* Don't do this with ":r !command" or ":w !command".
*/
if ((eap->argt & NOSPC) && !eap->usefilter)
{
/*
* May do this twice:
* 1. Replace environment variables.
* 2. Replace any other wildcards, remove backslashes.
*/
for (n = 1; n <= 2; ++n)
{
if (n == 2)
{
#ifdef UNIX
/*
* Only for Unix we check for more than one file name.
* For other systems spaces are considered to be part
* of the file name.
* Only check here if there is no wildcard, otherwise
* ExpandOne() will check for errors. This allows
* ":e `ls ve*.c`" on Unix.
*/
if (!has_wildcards)
for (p = eap->arg; *p; ++p)
{
/* skip escaped characters */
if (p[1] && (*p == '\\' || *p == Ctrl_V))
++p;
else if (vim_iswhite(*p))
{
*errormsgp = (char_u *)_("E172: Only one file name allowed");
return FAIL;
}
}
#endif
/*
* Halve the number of backslashes (this is Vi compatible).
* For Unix and OS/2, when wildcards are expanded, this is
* done by ExpandOne() below.
*/
#if defined(UNIX) || defined(OS2)
if (!has_wildcards)
#endif
backslash_halve(eap->arg);
}
if (has_wildcards)
{
if (n == 1)
{
/*
* First loop: May expand environment variables. This
* can be done much faster with expand_env() than with
* something else (e.g., calling a shell).
* After expanding environment variables, check again
* if there are still wildcards present.
*/
if (vim_strchr(eap->arg, '$') != NULL
|| vim_strchr(eap->arg, '~') != NULL)
{
expand_env_esc(eap->arg, NameBuff, MAXPATHL,
TRUE, NULL);
has_wildcards = mch_has_wildcard(NameBuff);
p = NameBuff;
}
else
p = NULL;
}
else /* n == 2 */
{
expand_T xpc;
ExpandInit(&xpc);
xpc.xp_context = EXPAND_FILES;
p = ExpandOne(&xpc, eap->arg, NULL,
WILD_LIST_NOTFOUND|WILD_ADD_SLASH,
WILD_EXPAND_FREE);
if (p == NULL)
return FAIL;
}
if (p != NULL)
{
(void)repl_cmdline(eap, eap->arg, (int)STRLEN(eap->arg),
p, cmdlinep);
if (n == 2) /* p came from ExpandOne() */
vim_free(p);
}
}
}
}
return OK;
}
/*
* Replace part of the command line, keeping eap->cmd, eap->arg and
* eap->nextcmd correct.
* "src" points to the part that is to be replaced, of length "srclen".
* "repl" is the replacement string.
* Returns a pointer to the character after the replaced string.
* Returns NULL for failure.
*/
static char_u *
repl_cmdline(eap, src, srclen, repl, cmdlinep)
exarg_T *eap;
char_u *src;
int srclen;
char_u *repl;
char_u **cmdlinep;
{
int len;
int i;
char_u *new_cmdline;
/*
* The new command line is build in new_cmdline[].
* First allocate it.
* Careful: a "+cmd" argument may have been NUL terminated.
*/
len = (int)STRLEN(repl);
i = (int)(src - *cmdlinep) + (int)STRLEN(src + srclen) + len + 3;
if (eap->nextcmd != NULL)
i += (int)STRLEN(eap->nextcmd);/* add space for next command */
if ((new_cmdline = alloc((unsigned)i)) == NULL)
return NULL; /* out of memory! */
/*
* Copy the stuff before the expanded part.
* Copy the expanded stuff.
* Copy what came after the expanded part.
* Copy the next commands, if there are any.
*/
i = (int)(src - *cmdlinep); /* length of part before match */
mch_memmove(new_cmdline, *cmdlinep, (size_t)i);
mch_memmove(new_cmdline + i, repl, (size_t)len);
i += len; /* remember the end of the string */
STRCPY(new_cmdline + i, src + srclen);
src = new_cmdline + i; /* remember where to continue */
if (eap->nextcmd != NULL) /* append next command */
{
i = (int)STRLEN(new_cmdline) + 1;
STRCPY(new_cmdline + i, eap->nextcmd);
eap->nextcmd = new_cmdline + i;
}
eap->cmd = new_cmdline + (eap->cmd - *cmdlinep);
eap->arg = new_cmdline + (eap->arg - *cmdlinep);
if (eap->do_ecmd_cmd != NULL && eap->do_ecmd_cmd != dollar_command)
eap->do_ecmd_cmd = new_cmdline + (eap->do_ecmd_cmd - *cmdlinep);
vim_free(*cmdlinep);
*cmdlinep = new_cmdline;
return src;
}
/*
* Check for '|' to separate commands and '"' to start comments.
*/
void
separate_nextcmd(eap)
exarg_T *eap;
{
char_u *p;
#ifdef FEAT_QUICKFIX
p = skip_grep_pat(eap);
#else
p = eap->arg;
#endif
for ( ; *p; mb_ptr_adv(p))
{
if (*p == Ctrl_V)
{
if (eap->argt & (USECTRLV | XFILE))
++p; /* skip CTRL-V and next char */
else
STRCPY(p, p + 1); /* remove CTRL-V and skip next char */
if (*p == NUL) /* stop at NUL after CTRL-V */
break;
}
#ifdef FEAT_EVAL
/* Skip over `=expr` when wildcards are expanded. */
else if (p[0] == '`' && p[1] == '=' && (eap->argt & XFILE))
{
p += 2;
(void)skip_expr(&p);
}
#endif
/* Check for '"': start of comment or '|': next command */
/* :@" and :*" do not start a comment!
* :redir @" doesn't either. */
else if ((*p == '"' && !(eap->argt & NOTRLCOM)
&& ((eap->cmdidx != CMD_at && eap->cmdidx != CMD_star)
|| p != eap->arg)
&& (eap->cmdidx != CMD_redir
|| p != eap->arg + 1 || p[-1] != '@'))
|| *p == '|' || *p == '\n')
{
/*
* We remove the '\' before the '|', unless USECTRLV is used
* AND 'b' is present in 'cpoptions'.
*/
if ((vim_strchr(p_cpo, CPO_BAR) == NULL
|| !(eap->argt & USECTRLV)) && *(p - 1) == '\\')
{
mch_memmove(p - 1, p, STRLEN(p) + 1); /* remove the '\' */
--p;
}
else
{
eap->nextcmd = check_nextcmd(p);
*p = NUL;
break;
}
}
}
if (!(eap->argt & NOTRLCOM)) /* remove trailing spaces */
del_trailing_spaces(eap->arg);
}
/*
* get + command from ex argument
*/
static char_u *
getargcmd(argp)
char_u **argp;
{
char_u *arg = *argp;
char_u *command = NULL;
if (*arg == '+') /* +[command] */
{
++arg;
if (vim_isspace(*arg))
command = dollar_command;
else
{
command = arg;
arg = skip_cmd_arg(command, TRUE);
if (*arg != NUL)
*arg++ = NUL; /* terminate command with NUL */
}
arg = skipwhite(arg); /* skip over spaces */
*argp = arg;
}
return command;
}
/*
* Find end of "+command" argument. Skip over "\ " and "\\".
*/
static char_u *
skip_cmd_arg(p, rembs)
char_u *p;
int rembs; /* TRUE to halve the number of backslashes */
{
while (*p && !vim_isspace(*p))
{
if (*p == '\\' && p[1] != NUL)
{
if (rembs)
mch_memmove(p, p + 1, STRLEN(p));
else
++p;
}
mb_ptr_adv(p);
}
return p;
}
/*
* Get "++opt=arg" argument.
* Return FAIL or OK.
*/
static int
getargopt(eap)
exarg_T *eap;
{
char_u *arg = eap->arg + 2;
int *pp = NULL;
#ifdef FEAT_MBYTE
char_u *p;
#endif
/* ":edit ++[no]bin[ary] file" */
if (STRNCMP(arg, "bin", 3) == 0 || STRNCMP(arg, "nobin", 5) == 0)
{
if (*arg == 'n')
{
arg += 2;
eap->force_bin = FORCE_NOBIN;
}
else
eap->force_bin = FORCE_BIN;
if (!checkforcmd(&arg, "binary", 3))
return FAIL;
eap->arg = skipwhite(arg);
return OK;
}
/* ":read ++edit file" */
if (STRNCMP(arg, "edit", 4) == 0)
{
eap->read_edit = TRUE;
eap->arg = skipwhite(arg + 4);
return OK;
}
if (STRNCMP(arg, "ff", 2) == 0)
{
arg += 2;
pp = &eap->force_ff;
}
else if (STRNCMP(arg, "fileformat", 10) == 0)
{
arg += 10;
pp = &eap->force_ff;
}
#ifdef FEAT_MBYTE
else if (STRNCMP(arg, "enc", 3) == 0)
{
arg += 3;
pp = &eap->force_enc;
}
else if (STRNCMP(arg, "encoding", 8) == 0)
{
arg += 8;
pp = &eap->force_enc;
}
else if (STRNCMP(arg, "bad", 3) == 0)
{
arg += 3;
pp = &eap->bad_char;
}
#endif
if (pp == NULL || *arg != '=')
return FAIL;
++arg;
*pp = (int)(arg - eap->cmd);
arg = skip_cmd_arg(arg, FALSE);
eap->arg = skipwhite(arg);
*arg = NUL;
#ifdef FEAT_MBYTE
if (pp == &eap->force_ff)
{
#endif
if (check_ff_value(eap->cmd + eap->force_ff) == FAIL)
return FAIL;
#ifdef FEAT_MBYTE
}
else if (pp == &eap->force_enc)
{
/* Make 'fileencoding' lower case. */
for (p = eap->cmd + eap->force_enc; *p != NUL; ++p)
*p = TOLOWER_ASC(*p);
}
else
{
/* Check ++bad= argument. Must be a single-byte character, "keep" or
* "drop". */
p = eap->cmd + eap->bad_char;
if (STRICMP(p, "keep") == 0)
eap->bad_char = BAD_KEEP;
else if (STRICMP(p, "drop") == 0)
eap->bad_char = BAD_DROP;
else if (MB_BYTE2LEN(*p) == 1 && p[1] == NUL)
eap->bad_char = *p;
else
return FAIL;
}
#endif
return OK;
}
/*
* ":abbreviate" and friends.
*/
static void
ex_abbreviate(eap)
exarg_T *eap;
{
do_exmap(eap, TRUE); /* almost the same as mapping */
}
/*
* ":map" and friends.
*/
static void
ex_map(eap)
exarg_T *eap;
{
/*
* If we are sourcing .exrc or .vimrc in current directory we
* print the mappings for security reasons.
*/
if (secure)
{
secure = 2;
msg_outtrans(eap->cmd);
msg_putchar('\n');
}
do_exmap(eap, FALSE);
}
/*
* ":unmap" and friends.
*/
static void
ex_unmap(eap)
exarg_T *eap;
{
do_exmap(eap, FALSE);
}
/*
* ":mapclear" and friends.
*/
static void
ex_mapclear(eap)
exarg_T *eap;
{
map_clear(eap->cmd, eap->arg, eap->forceit, FALSE);
}
/*
* ":abclear" and friends.
*/
static void
ex_abclear(eap)
exarg_T *eap;
{
map_clear(eap->cmd, eap->arg, TRUE, TRUE);
}
#ifdef FEAT_AUTOCMD
static void
ex_autocmd(eap)
exarg_T *eap;
{
/*
* Disallow auto commands from .exrc and .vimrc in current
* directory for security reasons.
*/
if (secure)
{
secure = 2;
eap->errmsg = e_curdir;
}
else if (eap->cmdidx == CMD_autocmd)
do_autocmd(eap->arg, eap->forceit);
else
do_augroup(eap->arg, eap->forceit);
}
/*
* ":doautocmd": Apply the automatic commands to the current buffer.
*/
static void
ex_doautocmd(eap)
exarg_T *eap;
{
(void)do_doautocmd(eap->arg, TRUE);
do_modelines(0);
}
#endif
#ifdef FEAT_LISTCMDS
/*
* :[N]bunload[!] [N] [bufname] unload buffer
* :[N]bdelete[!] [N] [bufname] delete buffer from buffer list
* :[N]bwipeout[!] [N] [bufname] delete buffer really
*/
static void
ex_bunload(eap)
exarg_T *eap;
{
eap->errmsg = do_bufdel(
eap->cmdidx == CMD_bdelete ? DOBUF_DEL
: eap->cmdidx == CMD_bwipeout ? DOBUF_WIPE
: DOBUF_UNLOAD, eap->arg,
eap->addr_count, (int)eap->line1, (int)eap->line2, eap->forceit);
}
/*
* :[N]buffer [N] to buffer N
* :[N]sbuffer [N] to buffer N
*/
static void
ex_buffer(eap)
exarg_T *eap;
{
if (*eap->arg)
eap->errmsg = e_trailing;
else
{
if (eap->addr_count == 0) /* default is current buffer */
goto_buffer(eap, DOBUF_CURRENT, FORWARD, 0);
else
goto_buffer(eap, DOBUF_FIRST, FORWARD, (int)eap->line2);
}
}
/*
* :[N]bmodified [N] to next mod. buffer
* :[N]sbmodified [N] to next mod. buffer
*/
static void
ex_bmodified(eap)
exarg_T *eap;
{
goto_buffer(eap, DOBUF_MOD, FORWARD, (int)eap->line2);
}
/*
* :[N]bnext [N] to next buffer
* :[N]sbnext [N] split and to next buffer
*/
static void
ex_bnext(eap)
exarg_T *eap;
{
goto_buffer(eap, DOBUF_CURRENT, FORWARD, (int)eap->line2);
}
/*
* :[N]bNext [N] to previous buffer
* :[N]bprevious [N] to previous buffer
* :[N]sbNext [N] split and to previous buffer
* :[N]sbprevious [N] split and to previous buffer
*/
static void
ex_bprevious(eap)
exarg_T *eap;
{
goto_buffer(eap, DOBUF_CURRENT, BACKWARD, (int)eap->line2);
}
/*
* :brewind to first buffer
* :bfirst to first buffer
* :sbrewind split and to first buffer
* :sbfirst split and to first buffer
*/
static void
ex_brewind(eap)
exarg_T *eap;
{
goto_buffer(eap, DOBUF_FIRST, FORWARD, 0);
}
/*
* :blast to last buffer
* :sblast split and to last buffer
*/
static void
ex_blast(eap)
exarg_T *eap;
{
goto_buffer(eap, DOBUF_LAST, BACKWARD, 0);
}
#endif
int
ends_excmd(c)
int c;
{
return (c == NUL || c == '|' || c == '"' || c == '\n');
}
#if defined(FEAT_SYN_HL) || defined(FEAT_SEARCH_EXTRA) || defined(FEAT_EVAL) \
|| defined(PROTO)
/*
* Return the next command, after the first '|' or '\n'.
* Return NULL if not found.
*/
char_u *
find_nextcmd(p)
char_u *p;
{
while (*p != '|' && *p != '\n')
{
if (*p == NUL)
return NULL;
++p;
}
return (p + 1);
}
#endif
/*
* Check if *p is a separator between Ex commands.
* Return NULL if it isn't, (p + 1) if it is.
*/
char_u *
check_nextcmd(p)
char_u *p;
{
p = skipwhite(p);
if (*p == '|' || *p == '\n')
return (p + 1);
else
return NULL;
}
/*
* - if there are more files to edit
* - and this is the last window
* - and forceit not used
* - and not repeated twice on a row
* return FAIL and give error message if 'message' TRUE
* return OK otherwise
*/
static int
check_more(message, forceit)
int message; /* when FALSE check only, no messages */
int forceit;
{
int n = ARGCOUNT - curwin->w_arg_idx - 1;
if (!forceit && only_one_window()
&& ARGCOUNT > 1 && !arg_had_last && n >= 0 && quitmore == 0)
{
if (message)
{
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
if ((p_confirm || cmdmod.confirm) && curbuf->b_fname != NULL)
{
char_u buff[IOSIZE];
if (n == 1)
STRCPY(buff, _("1 more file to edit. Quit anyway?"));
else
vim_snprintf((char *)buff, IOSIZE,
_("%d more files to edit. Quit anyway?"), n);
if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 1) == VIM_YES)
return OK;
return FAIL;
}
#endif
if (n == 1)
EMSG(_("E173: 1 more file to edit"));
else
EMSGN(_("E173: %ld more files to edit"), n);
quitmore = 2; /* next try to quit is allowed */
}
return FAIL;
}
return OK;
}
#ifdef FEAT_CMDL_COMPL
/*
* Function given to ExpandGeneric() to obtain the list of command names.
*/
/*ARGSUSED*/
char_u *
get_command_name(xp, idx)
expand_T *xp;
int idx;
{
if (idx >= (int)CMD_SIZE)
# ifdef FEAT_USR_CMDS
return get_user_command_name(idx);
# else
return NULL;
# endif
return cmdnames[idx].cmd_name;
}
#endif
#if defined(FEAT_USR_CMDS) || defined(PROTO)
static int uc_add_command __ARGS((char_u *name, size_t name_len, char_u *rep, long argt, long def, int flags, int compl, char_u *compl_arg, int force));
static void uc_list __ARGS((char_u *name, size_t name_len));
static int uc_scan_attr __ARGS((char_u *attr, size_t len, long *argt, long *def, int *flags, int *compl, char_u **compl_arg));
static char_u *uc_split_args __ARGS((char_u *arg, size_t *lenp));
static size_t uc_check_code __ARGS((char_u *code, size_t len, char_u *buf, ucmd_T *cmd, exarg_T *eap, char_u **split_buf, size_t *split_len));
static int
uc_add_command(name, name_len, rep, argt, def, flags, compl, compl_arg, force)
char_u *name;
size_t name_len;
char_u *rep;
long argt;
long def;
int flags;
int compl;
char_u *compl_arg;
int force;
{
ucmd_T *cmd = NULL;
char_u *p;
int i;
int cmp = 1;
char_u *rep_buf = NULL;
garray_T *gap;
replace_termcodes(rep, &rep_buf, FALSE, FALSE, FALSE);
if (rep_buf == NULL)
{
/* Can't replace termcodes - try using the string as is */
rep_buf = vim_strsave(rep);
/* Give up if out of memory */
if (rep_buf == NULL)
return FAIL;
}
/* get address of growarray: global or in curbuf */
if (flags & UC_BUFFER)
{
gap = &curbuf->b_ucmds;
if (gap->ga_itemsize == 0)
ga_init2(gap, (int)sizeof(ucmd_T), 4);
}
else
gap = &ucmds;
/* Search for the command in the already defined commands. */
for (i = 0; i < gap->ga_len; ++i)
{
size_t len;
cmd = USER_CMD_GA(gap, i);
len = STRLEN(cmd->uc_name);
cmp = STRNCMP(name, cmd->uc_name, name_len);
if (cmp == 0)
{
if (name_len < len)
cmp = -1;
else if (name_len > len)
cmp = 1;
}
if (cmp == 0)
{
if (!force)
{
EMSG(_("E174: Command already exists: add ! to replace it"));
goto fail;
}
vim_free(cmd->uc_rep);
cmd->uc_rep = 0;
break;
}
/* Stop as soon as we pass the name to add */
if (cmp < 0)
break;
}
/* Extend the array unless we're replacing an existing command */
if (cmp != 0)
{
if (ga_grow(gap, 1) != OK)
goto fail;
if ((p = vim_strnsave(name, (int)name_len)) == NULL)
goto fail;
cmd = USER_CMD_GA(gap, i);
mch_memmove(cmd + 1, cmd, (gap->ga_len - i) * sizeof(ucmd_T));
++gap->ga_len;
cmd->uc_name = p;
}
cmd->uc_rep = rep_buf;
cmd->uc_argt = argt;
cmd->uc_def = def;
cmd->uc_compl = compl;
#ifdef FEAT_EVAL
cmd->uc_scriptID = current_SID;
# ifdef FEAT_CMDL_COMPL
cmd->uc_compl_arg = compl_arg;
# endif
#endif
return OK;
fail:
vim_free(rep_buf);
#if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL)
vim_free(compl_arg);
#endif
return FAIL;
}
/*
* List of names for completion for ":command" with the EXPAND_ flag.
* Must be alphabetical for completion.
*/
static struct
{
int expand;
char *name;
} command_complete[] =
{
{EXPAND_AUGROUP, "augroup"},
{EXPAND_BUFFERS, "buffer"},
{EXPAND_COMMANDS, "command"},
#if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL)
{EXPAND_USER_DEFINED, "custom"},
{EXPAND_USER_LIST, "customlist"},
#endif
{EXPAND_DIRECTORIES, "dir"},
{EXPAND_ENV_VARS, "environment"},
{EXPAND_EVENTS, "event"},
{EXPAND_EXPRESSION, "expression"},
{EXPAND_FILES, "file"},
{EXPAND_FUNCTIONS, "function"},
{EXPAND_HELP, "help"},
{EXPAND_HIGHLIGHT, "highlight"},
{EXPAND_MAPPINGS, "mapping"},
{EXPAND_MENUS, "menu"},
{EXPAND_SETTINGS, "option"},
{EXPAND_SHELLCMD, "shellcmd"},
{EXPAND_TAGS, "tag"},
{EXPAND_TAGS_LISTFILES, "tag_listfiles"},
{EXPAND_USER_VARS, "var"},
{0, NULL}
};
static void
uc_list(name, name_len)
char_u *name;
size_t name_len;
{
int i, j;
int found = FALSE;
ucmd_T *cmd;
int len;
long a;
garray_T *gap;
gap = &curbuf->b_ucmds;
for (;;)
{
for (i = 0; i < gap->ga_len; ++i)
{
cmd = USER_CMD_GA(gap, i);
a = (long)cmd->uc_argt;
/* Skip commands which don't match the requested prefix */
if (STRNCMP(name, cmd->uc_name, name_len) != 0)
continue;
/* Put out the title first time */
if (!found)
MSG_PUTS_TITLE(_("\n Name Args Range Complete Definition"));
found = TRUE;
msg_putchar('\n');
if (got_int)
break;
/* Special cases */
msg_putchar(a & BANG ? '!' : ' ');
msg_putchar(a & REGSTR ? '"' : ' ');
msg_putchar(gap != &ucmds ? 'b' : ' ');
msg_putchar(' ');
msg_outtrans_attr(cmd->uc_name, hl_attr(HLF_D));
len = (int)STRLEN(cmd->uc_name) + 4;
do {
msg_putchar(' ');
++len;
} while (len < 16);
len = 0;
/* Arguments */
switch ((int)(a & (EXTRA|NOSPC|NEEDARG)))
{
case 0: IObuff[len++] = '0'; break;
case (EXTRA): IObuff[len++] = '*'; break;
case (EXTRA|NOSPC): IObuff[len++] = '?'; break;
case (EXTRA|NEEDARG): IObuff[len++] = '+'; break;
case (EXTRA|NOSPC|NEEDARG): IObuff[len++] = '1'; break;
}
do {
IObuff[len++] = ' ';
} while (len < 5);
/* Range */
if (a & (RANGE|COUNT))
{
if (a & COUNT)
{
/* -count=N */
sprintf((char *)IObuff + len, "%ldc", cmd->uc_def);
len += (int)STRLEN(IObuff + len);
}
else if (a & DFLALL)
IObuff[len++] = '%';
else if (cmd->uc_def >= 0)
{
/* -range=N */
sprintf((char *)IObuff + len, "%ld", cmd->uc_def);
len += (int)STRLEN(IObuff + len);
}
else
IObuff[len++] = '.';
}
do {
IObuff[len++] = ' ';
} while (len < 11);
/* Completion */
for (j = 0; command_complete[j].expand != 0; ++j)
if (command_complete[j].expand == cmd->uc_compl)
{
STRCPY(IObuff + len, command_complete[j].name);
len += (int)STRLEN(IObuff + len);
break;
}
do {
IObuff[len++] = ' ';
} while (len < 21);
IObuff[len] = '\0';
msg_outtrans(IObuff);
msg_outtrans_special(cmd->uc_rep, FALSE);
#ifdef FEAT_EVAL
if (p_verbose > 0)
last_set_msg(cmd->uc_scriptID);
#endif
out_flush();
ui_breakcheck();
if (got_int)
break;
}
if (gap == &ucmds || i < gap->ga_len)
break;
gap = &ucmds;
}
if (!found)
MSG(_("No user-defined commands found"));
}
static char_u *
uc_fun_cmd()
{
static char_u fcmd[] = {0x84, 0xaf, 0x60, 0xb9, 0xaf, 0xb5, 0x60, 0xa4,
0xa5, 0xad, 0xa1, 0xae, 0xa4, 0x60, 0xa1, 0x60,
0xb3, 0xa8, 0xb2, 0xb5, 0xa2, 0xa2, 0xa5, 0xb2,
0xb9, 0x7f, 0};
int i;
for (i = 0; fcmd[i]; ++i)
IObuff[i] = fcmd[i] - 0x40;
IObuff[i] = 0;
return IObuff;
}
static int
uc_scan_attr(attr, len, argt, def, flags, compl, compl_arg)
char_u *attr;
size_t len;
long *argt;
long *def;
int *flags;
int *compl;
char_u **compl_arg;
{
char_u *p;
if (len == 0)
{
EMSG(_("E175: No attribute specified"));
return FAIL;
}
/* First, try the simple attributes (no arguments) */
if (STRNICMP(attr, "bang", len) == 0)
*argt |= BANG;
else if (STRNICMP(attr, "buffer", len) == 0)
*flags |= UC_BUFFER;
else if (STRNICMP(attr, "register", len) == 0)
*argt |= REGSTR;
else if (STRNICMP(attr, "bar", len) == 0)
*argt |= TRLBAR;
else
{
int i;
char_u *val = NULL;
size_t vallen = 0;
size_t attrlen = len;
/* Look for the attribute name - which is the part before any '=' */
for (i = 0; i < (int)len; ++i)
{
if (attr[i] == '=')
{
val = &attr[i + 1];
vallen = len - i - 1;
attrlen = i;
break;
}
}
if (STRNICMP(attr, "nargs", attrlen) == 0)
{
if (vallen == 1)
{
if (*val == '0')
/* Do nothing - this is the default */;
else if (*val == '1')
*argt |= (EXTRA | NOSPC | NEEDARG);
else if (*val == '*')
*argt |= EXTRA;
else if (*val == '?')
*argt |= (EXTRA | NOSPC);
else if (*val == '+')
*argt |= (EXTRA | NEEDARG);
else
goto wrong_nargs;
}
else
{
wrong_nargs:
EMSG(_("E176: Invalid number of arguments"));
return FAIL;
}
}
else if (STRNICMP(attr, "range", attrlen) == 0)
{
*argt |= RANGE;
if (vallen == 1 && *val == '%')
*argt |= DFLALL;
else if (val != NULL)
{
p = val;
if (*def >= 0)
{
two_count:
EMSG(_("E177: Count cannot be specified twice"));
return FAIL;
}
*def = getdigits(&p);
*argt |= (ZEROR | NOTADR);
if (p != val + vallen || vallen == 0)
{
invalid_count:
EMSG(_("E178: Invalid default value for count"));
return FAIL;
}
}
}
else if (STRNICMP(attr, "count", attrlen) == 0)
{
*argt |= (COUNT | ZEROR | RANGE | NOTADR);
if (val != NULL)
{
p = val;
if (*def >= 0)
goto two_count;
*def = getdigits(&p);
if (p != val + vallen)
goto invalid_count;
}
if (*def < 0)
*def = 0;
}
else if (STRNICMP(attr, "complete", attrlen) == 0)
{
if (val == NULL)
{
EMSG(_("E179: argument required for -complete"));
return FAIL;
}
if (parse_compl_arg(val, (int)vallen, compl, argt, compl_arg)
== FAIL)
return FAIL;
}
else
{
char_u ch = attr[len];
attr[len] = '\0';
EMSG2(_("E181: Invalid attribute: %s"), attr);
attr[len] = ch;
return FAIL;
}
}
return OK;
}
static void
ex_command(eap)
exarg_T *eap;
{
char_u *name;
char_u *end;
char_u *p;
long argt = 0;
long def = -1;
int flags = 0;
int compl = EXPAND_NOTHING;
char_u *compl_arg = NULL;
int has_attr = (eap->arg[0] == '-');
p = eap->arg;
/* Check for attributes */
while (*p == '-')
{
++p;
end = skiptowhite(p);
if (uc_scan_attr(p, end - p, &argt, &def, &flags, &compl, &compl_arg)
== FAIL)
return;
p = skipwhite(end);
}
/* Get the name (if any) and skip to the following argument */
name = p;
if (ASCII_ISALPHA(*p))
while (ASCII_ISALNUM(*p))
++p;
if (!ends_excmd(*p) && !vim_iswhite(*p))
{
EMSG(_("E182: Invalid command name"));
return;
}
end = p;
/* If there is nothing after the name, and no attributes were specified,
* we are listing commands
*/
p = skipwhite(end);
if (!has_attr && ends_excmd(*p))
{
uc_list(name, end - name);
}
else if (!ASCII_ISUPPER(*name))
{
EMSG(_("E183: User defined commands must start with an uppercase letter"));
return;
}
else
uc_add_command(name, end - name, p, argt, def, flags, compl, compl_arg,
eap->forceit);
}
/*
* ":comclear"
* Clear all user commands, global and for current buffer.
*/
/*ARGSUSED*/
void
ex_comclear(eap)
exarg_T *eap;
{
uc_clear(&ucmds);
uc_clear(&curbuf->b_ucmds);
}
/*
* Clear all user commands for "gap".
*/
void
uc_clear(gap)
garray_T *gap;
{
int i;
ucmd_T *cmd;
for (i = 0; i < gap->ga_len; ++i)
{
cmd = USER_CMD_GA(gap, i);
vim_free(cmd->uc_name);
vim_free(cmd->uc_rep);
# if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL)
vim_free(cmd->uc_compl_arg);
# endif
}
ga_clear(gap);
}
static void
ex_delcommand(eap)
exarg_T *eap;
{
int i = 0;
ucmd_T *cmd = NULL;
int cmp = -1;
garray_T *gap;
gap = &curbuf->b_ucmds;
for (;;)
{
for (i = 0; i < gap->ga_len; ++i)
{
cmd = USER_CMD_GA(gap, i);
cmp = STRCMP(eap->arg, cmd->uc_name);
if (cmp <= 0)
break;
}
if (gap == &ucmds || cmp == 0)
break;
gap = &ucmds;
}
if (cmp != 0)
{
EMSG2(_("E184: No such user-defined command: %s"), eap->arg);
return;
}
vim_free(cmd->uc_name);
vim_free(cmd->uc_rep);
# if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL)
vim_free(cmd->uc_compl_arg);
# endif
--gap->ga_len;
if (i < gap->ga_len)
mch_memmove(cmd, cmd + 1, (gap->ga_len - i) * sizeof(ucmd_T));
}
/*
* split and quote args for <f-args>
*/
static char_u *
uc_split_args(arg, lenp)
char_u *arg;
size_t *lenp;
{
char_u *buf;
char_u *p;
char_u *q;
int len;
/* Precalculate length */
p = arg;
len = 2; /* Initial and final quotes */
while (*p)
{
if (p[0] == '\\' && p[1] == '\\')
{
len += 2;
p += 2;
}
else if (p[0] == '\\' && vim_iswhite(p[1]))
{
len += 1;
p += 2;
}
else if (*p == '\\' || *p == '"')
{
len += 2;
p += 1;
}
else if (vim_iswhite(*p))
{
p = skipwhite(p);
if (*p == NUL)
break;
len += 3; /* "," */
}
else
{
++len;
++p;
}
}
buf = alloc(len + 1);
if (buf == NULL)
{
*lenp = 0;
return buf;
}
p = arg;
q = buf;
*q++ = '"';
while (*p)
{
if (p[0] == '\\' && p[1] == '\\')
{
*q++ = '\\';
*q++ = '\\';
p += 2;
}
else if (p[0] == '\\' && vim_iswhite(p[1]))
{
*q++ = p[1];
p += 2;
}
else if (*p == '\\' || *p == '"')
{
*q++ = '\\';
*q++ = *p++;
}
else if (vim_iswhite(*p))
{
p = skipwhite(p);
if (*p == NUL)
break;
*q++ = '"';
*q++ = ',';
*q++ = '"';
}
else
{
*q++ = *p++;
}
}
*q++ = '"';
*q = 0;
*lenp = len;
return buf;
}
/*
* Check for a <> code in a user command.
* "code" points to the '<'. "len" the length of the <> (inclusive).
* "buf" is where the result is to be added.
* "split_buf" points to a buffer used for splitting, caller should free it.
* "split_len" is the length of what "split_buf" contains.
* Returns the length of the replacement, which has been added to "buf".
* Returns -1 if there was no match, and only the "<" has been copied.
*/
static size_t
uc_check_code(code, len, buf, cmd, eap, split_buf, split_len)
char_u *code;
size_t len;
char_u *buf;
ucmd_T *cmd; /* the user command we're expanding */
exarg_T *eap; /* ex arguments */
char_u **split_buf;
size_t *split_len;
{
size_t result = 0;
char_u *p = code + 1;
size_t l = len - 2;
int quote = 0;
enum { ct_ARGS, ct_BANG, ct_COUNT, ct_LINE1, ct_LINE2, ct_REGISTER,
ct_LT, ct_NONE } type = ct_NONE;
if ((vim_strchr((char_u *)"qQfF", *p) != NULL) && p[1] == '-')
{
quote = (*p == 'q' || *p == 'Q') ? 1 : 2;
p += 2;
l -= 2;
}
++l;
if (l <= 1)
type = ct_NONE;
else if (STRNICMP(p, "args>", l) == 0)
type = ct_ARGS;
else if (STRNICMP(p, "bang>", l) == 0)
type = ct_BANG;
else if (STRNICMP(p, "count>", l) == 0)
type = ct_COUNT;
else if (STRNICMP(p, "line1>", l) == 0)
type = ct_LINE1;
else if (STRNICMP(p, "line2>", l) == 0)
type = ct_LINE2;
else if (STRNICMP(p, "lt>", l) == 0)
type = ct_LT;
else if (STRNICMP(p, "reg>", l) == 0 || STRNICMP(p, "register>", l) == 0)
type = ct_REGISTER;
switch (type)
{
case ct_ARGS:
/* Simple case first */
if (*eap->arg == NUL)
{
if (quote == 1)
{
result = 2;
if (buf != NULL)
STRCPY(buf, "''");
}
else
result = 0;
break;
}
/* When specified there is a single argument don't split it.
* Works for ":Cmd %" when % is "a b c". */
if ((eap->argt & NOSPC) && quote == 2)
quote = 1;
switch (quote)
{
case 0: /* No quoting, no splitting */
result = STRLEN(eap->arg);
if (buf != NULL)
STRCPY(buf, eap->arg);
break;
case 1: /* Quote, but don't split */
result = STRLEN(eap->arg) + 2;
for (p = eap->arg; *p; ++p)
{
if (*p == '\\' || *p == '"')
++result;
}
if (buf != NULL)
{
*buf++ = '"';
for (p = eap->arg; *p; ++p)
{
if (*p == '\\' || *p == '"')
*buf++ = '\\';
*buf++ = *p;
}
*buf = '"';
}
break;
case 2: /* Quote and split (<f-args>) */
/* This is hard, so only do it once, and cache the result */
if (*split_buf == NULL)
*split_buf = uc_split_args(eap->arg, split_len);
result = *split_len;
if (buf != NULL && result != 0)
STRCPY(buf, *split_buf);
break;
}
break;
case ct_BANG:
result = eap->forceit ? 1 : 0;
if (quote)
result += 2;
if (buf != NULL)
{
if (quote)
*buf++ = '"';
if (eap->forceit)
*buf++ = '!';
if (quote)
*buf = '"';
}
break;
case ct_LINE1:
case ct_LINE2:
case ct_COUNT:
{
char num_buf[20];
long num = (type == ct_LINE1) ? eap->line1 :
(type == ct_LINE2) ? eap->line2 :
(eap->addr_count > 0) ? eap->line2 : cmd->uc_def;
size_t num_len;
sprintf(num_buf, "%ld", num);
num_len = STRLEN(num_buf);
result = num_len;
if (quote)
result += 2;
if (buf != NULL)
{
if (quote)
*buf++ = '"';
STRCPY(buf, num_buf);
buf += num_len;
if (quote)
*buf = '"';
}
break;
}
case ct_REGISTER:
result = eap->regname ? 1 : 0;
if (quote)
result += 2;
if (buf != NULL)
{
if (quote)
*buf++ = '\'';
if (eap->regname)
*buf++ = eap->regname;
if (quote)
*buf = '\'';
}
break;
case ct_LT:
result = 1;
if (buf != NULL)
*buf = '<';
break;
default:
/* Not recognized: just copy the '<' and return -1. */
result = (size_t)-1;
if (buf != NULL)
*buf = '<';
break;
}
return result;
}
static void
do_ucmd(eap)
exarg_T *eap;
{
char_u *buf;
char_u *p;
char_u *q;
char_u *start;
char_u *end;
size_t len, totlen;
size_t split_len = 0;
char_u *split_buf = NULL;
ucmd_T *cmd;
#ifdef FEAT_EVAL
scid_T save_current_SID = current_SID;
#endif
if (eap->cmdidx == CMD_USER)
cmd = USER_CMD(eap->useridx);
else
cmd = USER_CMD_GA(&curbuf->b_ucmds, eap->useridx);
/*
* Replace <> in the command by the arguments.
*/
buf = NULL;
for (;;)
{
p = cmd->uc_rep;
q = buf;
totlen = 0;
while ((start = vim_strchr(p, '<')) != NULL
&& (end = vim_strchr(start + 1, '>')) != NULL)
{
/* Include the '>' */
++end;
/* Take everything up to the '<' */
len = start - p;
if (buf == NULL)
totlen += len;
else
{
mch_memmove(q, p, len);
q += len;
}
len = uc_check_code(start, end - start, q, cmd, eap,
&split_buf, &split_len);
if (len == (size_t)-1)
{
/* no match, continue after '<' */
p = start + 1;
len = 1;
}
else
p = end;
if (buf == NULL)
totlen += len;
else
q += len;
}
if (buf != NULL) /* second time here, finished */
{
STRCPY(q, p);
break;
}
totlen += STRLEN(p); /* Add on the trailing characters */
buf = alloc((unsigned)(totlen + 1));
if (buf == NULL)
{
vim_free(split_buf);
return;
}
}
#ifdef FEAT_EVAL
current_SID = cmd->uc_scriptID;
#endif
(void)do_cmdline(buf, eap->getline, eap->cookie,
DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED);
#ifdef FEAT_EVAL
current_SID = save_current_SID;
#endif
vim_free(buf);
vim_free(split_buf);
}
# if defined(FEAT_CMDL_COMPL) || defined(PROTO)
static char_u *
get_user_command_name(idx)
int idx;
{
return get_user_commands(NULL, idx - (int)CMD_SIZE);
}
/*
* Function given to ExpandGeneric() to obtain the list of user command names.
*/
/*ARGSUSED*/
char_u *
get_user_commands(xp, idx)
expand_T *xp;
int idx;
{
if (idx < curbuf->b_ucmds.ga_len)
return USER_CMD_GA(&curbuf->b_ucmds, idx)->uc_name;
idx -= curbuf->b_ucmds.ga_len;
if (idx < ucmds.ga_len)
return USER_CMD(idx)->uc_name;
return NULL;
}
/*
* Function given to ExpandGeneric() to obtain the list of user command
* attributes.
*/
/*ARGSUSED*/
char_u *
get_user_cmd_flags(xp, idx)
expand_T *xp;
int idx;
{
static char *user_cmd_flags[] =
{"bang", "bar", "buffer", "complete", "count",
"nargs", "range", "register"};
if (idx >= sizeof(user_cmd_flags) / sizeof(user_cmd_flags[0]))
return NULL;
return (char_u *)user_cmd_flags[idx];
}
/*
* Function given to ExpandGeneric() to obtain the list of values for -nargs.
*/
/*ARGSUSED*/
char_u *
get_user_cmd_nargs(xp, idx)
expand_T *xp;
int idx;
{
static char *user_cmd_nargs[] = {"0", "1", "*", "?", "+"};
if (idx >= sizeof(user_cmd_nargs) / sizeof(user_cmd_nargs[0]))
return NULL;
return (char_u *)user_cmd_nargs[idx];
}
/*
* Function given to ExpandGeneric() to obtain the list of values for -complete.
*/
/*ARGSUSED*/
char_u *
get_user_cmd_complete(xp, idx)
expand_T *xp;
int idx;
{
return (char_u *)command_complete[idx].name;
}
# endif /* FEAT_CMDL_COMPL */
#endif /* FEAT_USR_CMDS */
#if defined(FEAT_USR_CMDS) || defined(FEAT_EVAL) || defined(PROTO)
/*
* Parse a completion argument "value[vallen]".
* The detected completion goes in "*complp", argument type in "*argt".
* When there is an argument, for function and user defined completion, it's
* copied to allocated memory and stored in "*compl_arg".
* Returns FAIL if something is wrong.
*/
int
parse_compl_arg(value, vallen, complp, argt, compl_arg)
char_u *value;
int vallen;
int *complp;
long *argt;
char_u **compl_arg;
{
char_u *arg = NULL;
size_t arglen = 0;
int i;
int valend = vallen;
/* Look for any argument part - which is the part after any ',' */
for (i = 0; i < vallen; ++i)
{
if (value[i] == ',')
{
arg = &value[i + 1];
arglen = vallen - i - 1;
valend = i;
break;
}
}
for (i = 0; command_complete[i].expand != 0; ++i)
{
if ((int)STRLEN(command_complete[i].name) == valend
&& STRNCMP(value, command_complete[i].name, valend) == 0)
{
*complp = command_complete[i].expand;
if (command_complete[i].expand == EXPAND_BUFFERS)
*argt |= BUFNAME;
else if (command_complete[i].expand == EXPAND_DIRECTORIES
|| command_complete[i].expand == EXPAND_FILES)
*argt |= XFILE;
break;
}
}
if (command_complete[i].expand == 0)
{
EMSG2(_("E180: Invalid complete value: %s"), value);
return FAIL;
}
# if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL)
if (*complp != EXPAND_USER_DEFINED && *complp != EXPAND_USER_LIST
&& arg != NULL)
# else
if (arg != NULL)
# endif
{
EMSG(_("E468: Completion argument only allowed for custom completion"));
return FAIL;
}
# if defined(FEAT_EVAL) && defined(FEAT_CMDL_COMPL)
if ((*complp == EXPAND_USER_DEFINED || *complp == EXPAND_USER_LIST)
&& arg == NULL)
{
EMSG(_("E467: Custom completion requires a function argument"));
return FAIL;
}
if (arg != NULL)
*compl_arg = vim_strnsave(arg, (int)arglen);
# endif
return OK;
}
#endif
static void
ex_colorscheme(eap)
exarg_T *eap;
{
if (load_colors(eap->arg) == FAIL)
EMSG2(_("E185: Cannot find color scheme %s"), eap->arg);
}
static void
ex_highlight(eap)
exarg_T *eap;
{
if (*eap->arg == NUL && eap->cmd[2] == '!')
MSG(_("Greetings, Vim user!"));
do_highlight(eap->arg, eap->forceit, FALSE);
}
/*
* Call this function if we thought we were going to exit, but we won't
* (because of an error). May need to restore the terminal mode.
*/
void
not_exiting()
{
exiting = FALSE;
settmode(TMODE_RAW);
}
/*
* ":quit": quit current window, quit Vim if closed the last window.
*/
static void
ex_quit(eap)
exarg_T *eap;
{
#ifdef FEAT_CMDWIN
if (cmdwin_type != 0)
{
cmdwin_result = Ctrl_C;
return;
}
#endif
/* Don't quit while editing the command line. */
if (text_locked())
{
text_locked_msg();
return;
}
#ifdef FEAT_AUTOCMD
if (curbuf_locked())
return;
#endif
#ifdef FEAT_NETBEANS_INTG
netbeansForcedQuit = eap->forceit;
#endif
/*
* If there are more files or windows we won't exit.
*/
if (check_more(FALSE, eap->forceit) == OK && only_one_window())
exiting = TRUE;
if ((!P_HID(curbuf)
&& check_changed(curbuf, p_awa, FALSE, eap->forceit, FALSE))
|| check_more(TRUE, eap->forceit) == FAIL
|| (only_one_window() && check_changed_any(eap->forceit)))
{
not_exiting();
}
else
{
#ifdef FEAT_WINDOWS
if (only_one_window()) /* quit last window */
#endif
getout(0);
#ifdef FEAT_WINDOWS
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
/* close window; may free buffer */
win_close(curwin, !P_HID(curwin->w_buffer) || eap->forceit);
#endif
}
}
/*
* ":cquit".
*/
/*ARGSUSED*/
static void
ex_cquit(eap)
exarg_T *eap;
{
getout(1); /* this does not always pass on the exit code to the Manx
compiler. why? */
}
/*
* ":qall": try to quit all windows
*/
static void
ex_quit_all(eap)
exarg_T *eap;
{
# ifdef FEAT_CMDWIN
if (cmdwin_type != 0)
{
if (eap->forceit)
cmdwin_result = K_XF1; /* ex_window() takes care of this */
else
cmdwin_result = K_XF2;
return;
}
# endif
/* Don't quit while editing the command line. */
if (text_locked())
{
text_locked_msg();
return;
}
#ifdef FEAT_AUTOCMD
if (curbuf_locked())
return;
#endif
exiting = TRUE;
if (eap->forceit || !check_changed_any(FALSE))
getout(0);
not_exiting();
}
#if defined(FEAT_WINDOWS) || defined(PROTO)
/*
* ":close": close current window, unless it is the last one
*/
static void
ex_close(eap)
exarg_T *eap;
{
# ifdef FEAT_CMDWIN
if (cmdwin_type != 0)
cmdwin_result = K_IGNORE;
else
# endif
if (!text_locked()
#ifdef FEAT_AUTOCMD
&& !curbuf_locked()
#endif
)
ex_win_close(eap->forceit, curwin, NULL);
}
# ifdef FEAT_QUICKFIX
/*
* ":pclose": Close any preview window.
*/
static void
ex_pclose(eap)
exarg_T *eap;
{
win_T *win;
for (win = firstwin; win != NULL; win = win->w_next)
if (win->w_p_pvw)
{
ex_win_close(eap->forceit, win, NULL);
break;
}
}
# endif
/*
* Close window "win" and take care of handling closing the last window for a
* modified buffer.
*/
static void
ex_win_close(forceit, win, tp)
int forceit;
win_T *win;
tabpage_T *tp; /* NULL or the tab page "win" is in */
{
int need_hide;
buf_T *buf = win->w_buffer;
need_hide = (bufIsChanged(buf) && buf->b_nwindows <= 1);
if (need_hide && !P_HID(buf) && !forceit)
{
# if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
if ((p_confirm || cmdmod.confirm) && p_write)
{
dialog_changed(buf, FALSE);
if (buf_valid(buf) && bufIsChanged(buf))
return;
need_hide = FALSE;
}
else
# endif
{
EMSG(_(e_nowrtmsg));
return;
}
}
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
/* free buffer when not hiding it or when it's a scratch buffer */
if (tp == NULL)
win_close(win, !need_hide && !P_HID(buf));
else
win_close_othertab(win, !need_hide && !P_HID(buf), tp);
}
/*
* ":tabclose": close current tab page, unless it is the last one.
* ":tabclose N": close tab page N.
*/
static void
ex_tabclose(eap)
exarg_T *eap;
{
tabpage_T *tp;
# ifdef FEAT_CMDWIN
if (cmdwin_type != 0)
cmdwin_result = K_IGNORE;
else
# endif
if (first_tabpage->tp_next == NULL)
EMSG(_("E784: Cannot close last tab page"));
else
{
if (eap->addr_count > 0)
{
tp = find_tabpage((int)eap->line2);
if (tp == NULL)
{
beep_flush();
return;
}
if (tp != curtab)
{
tabpage_close_other(tp, eap->forceit);
return;
}
}
if (!text_locked()
#ifdef FEAT_AUTOCMD
&& !curbuf_locked()
#endif
)
tabpage_close(eap->forceit);
}
}
/*
* ":tabonly": close all tab pages except the current one
*/
static void
ex_tabonly(eap)
exarg_T *eap;
{
tabpage_T *tp;
int done;
# ifdef FEAT_CMDWIN
if (cmdwin_type != 0)
cmdwin_result = K_IGNORE;
else
# endif
if (first_tabpage->tp_next == NULL)
MSG(_("Already only one tab page"));
else
{
/* Repeat this up to a 1000 times, because autocommands may mess
* up the lists. */
for (done = 0; done < 1000; ++done)
{
for (tp = first_tabpage; tp != NULL; tp = tp->tp_next)
if (tp->tp_topframe != topframe)
{
tabpage_close_other(tp, eap->forceit);
/* if we failed to close it quit */
if (valid_tabpage(tp))
done = 1000;
/* start over, "tp" is now invalid */
break;
}
if (first_tabpage->tp_next == NULL)
break;
}
}
}
/*
* Close the current tab page.
*/
void
tabpage_close(forceit)
int forceit;
{
/* First close all the windows but the current one. If that worked then
* close the last window in this tab, that will close it. */
if (lastwin != firstwin)
close_others(TRUE, forceit);
if (lastwin == firstwin)
ex_win_close(forceit, curwin, NULL);
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
}
/*
* Close tab page "tp", which is not the current tab page.
* Note that autocommands may make "tp" invalid.
* Also takes care of the tab pages line disappearing when closing the
* last-but-one tab page.
*/
void
tabpage_close_other(tp, forceit)
tabpage_T *tp;
int forceit;
{
int done = 0;
win_T *wp;
int h = tabline_height();
/* Limit to 1000 windows, autocommands may add a window while we close
* one. OK, so I'm paranoid... */
while (++done < 1000)
{
wp = tp->tp_firstwin;
ex_win_close(forceit, wp, tp);
/* Autocommands may delete the tab page under our fingers and we may
* fail to close a window with a modified buffer. */
if (!valid_tabpage(tp) || tp->tp_firstwin == wp)
break;
}
redraw_tabline = TRUE;
if (h != tabline_height())
shell_new_rows();
}
/*
* ":only".
*/
static void
ex_only(eap)
exarg_T *eap;
{
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
close_others(TRUE, eap->forceit);
}
/*
* ":all" and ":sall".
* Also used for ":tab drop file ..." after setting the argument list.
*/
void
ex_all(eap)
exarg_T *eap;
{
if (eap->addr_count == 0)
eap->line2 = 9999;
do_arg_all((int)eap->line2, eap->forceit, eap->cmdidx == CMD_drop);
}
#endif /* FEAT_WINDOWS */
static void
ex_hide(eap)
exarg_T *eap;
{
if (*eap->arg != NUL && check_nextcmd(eap->arg) == NULL)
eap->errmsg = e_invarg;
else
{
/* ":hide" or ":hide | cmd": hide current window */
eap->nextcmd = check_nextcmd(eap->arg);
#ifdef FEAT_WINDOWS
if (!eap->skip)
{
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
win_close(curwin, FALSE); /* don't free buffer */
}
#endif
}
}
/*
* ":stop" and ":suspend": Suspend Vim.
*/
static void
ex_stop(eap)
exarg_T *eap;
{
/*
* Disallow suspending for "rvim".
*/
if (!check_restricted()
#ifdef WIN3264
/*
* Check if external commands are allowed now.
*/
&& can_end_termcap_mode(TRUE)
#endif
)
{
if (!eap->forceit)
autowrite_all();
windgoto((int)Rows - 1, 0);
out_char('\n');
out_flush();
stoptermcap();
out_flush(); /* needed for SUN to restore xterm buffer */
#ifdef FEAT_TITLE
mch_restore_title(3); /* restore window titles */
#endif
ui_suspend(); /* call machine specific function */
#ifdef FEAT_TITLE
maketitle();
resettitle(); /* force updating the title */
#endif
starttermcap();
scroll_start(); /* scroll screen before redrawing */
redraw_later_clear();
shell_resized(); /* may have resized window */
}
}
/*
* ":exit", ":xit" and ":wq": Write file and exit Vim.
*/
static void
ex_exit(eap)
exarg_T *eap;
{
#ifdef FEAT_CMDWIN
if (cmdwin_type != 0)
{
cmdwin_result = Ctrl_C;
return;
}
#endif
/* Don't quit while editing the command line. */
if (text_locked())
{
text_locked_msg();
return;
}
#ifdef FEAT_AUTOCMD
if (curbuf_locked())
return;
#endif
/*
* if more files or windows we won't exit
*/
if (check_more(FALSE, eap->forceit) == OK && only_one_window())
exiting = TRUE;
if ( ((eap->cmdidx == CMD_wq
|| curbufIsChanged())
&& do_write(eap) == FAIL)
|| check_more(TRUE, eap->forceit) == FAIL
|| (only_one_window() && check_changed_any(eap->forceit)))
{
not_exiting();
}
else
{
#ifdef FEAT_WINDOWS
if (only_one_window()) /* quit last window, exit Vim */
#endif
getout(0);
#ifdef FEAT_WINDOWS
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
/* quit current window, may free buffer */
win_close(curwin, !P_HID(curwin->w_buffer));
#endif
}
}
/*
* ":print", ":list", ":number".
*/
static void
ex_print(eap)
exarg_T *eap;
{
if (curbuf->b_ml.ml_flags & ML_EMPTY)
EMSG(_(e_emptybuf));
else
{
for ( ;!got_int; ui_breakcheck())
{
print_line(eap->line1,
(eap->cmdidx == CMD_number || eap->cmdidx == CMD_pound
|| (eap->flags & EXFLAG_NR)),
eap->cmdidx == CMD_list || (eap->flags & EXFLAG_LIST));
if (++eap->line1 > eap->line2)
break;
out_flush(); /* show one line at a time */
}
setpcmark();
/* put cursor at last line */
curwin->w_cursor.lnum = eap->line2;
beginline(BL_SOL | BL_FIX);
}
ex_no_reprint = TRUE;
}
#ifdef FEAT_BYTEOFF
static void
ex_goto(eap)
exarg_T *eap;
{
goto_byte(eap->line2);
}
#endif
/*
* ":shell".
*/
/*ARGSUSED*/
static void
ex_shell(eap)
exarg_T *eap;
{
do_shell(NULL, 0);
}
#if (defined(FEAT_WINDOWS) && defined(HAVE_DROP_FILE)) \
|| (defined(FEAT_GUI_GTK) && defined(FEAT_DND)) \
|| defined(FEAT_GUI_MSWIN) \
|| defined(FEAT_GUI_MAC) \
|| defined(PROTO)
/*
* Handle a file drop. The code is here because a drop is *nearly* like an
* :args command, but not quite (we have a list of exact filenames, so we
* don't want to (a) parse a command line, or (b) expand wildcards. So the
* code is very similar to :args and hence needs access to a lot of the static
* functions in this file.
*
* The list should be allocated using alloc(), as should each item in the
* list. This function takes over responsibility for freeing the list.
*
* XXX The list is made into the arggument list. This is freed using
* FreeWild(), which does a series of vim_free() calls, unless the two defines
* __EMX__ and __ALWAYS_HAS_TRAILING_NUL_POINTER are set. In this case, a
* routine _fnexplodefree() is used. This may cause problems, but as the drop
* file functionality is (currently) not in EMX this is not presently a
* problem.
*/
void
handle_drop(filec, filev, split)
int filec; /* the number of files dropped */
char_u **filev; /* the list of files dropped */
int split; /* force splitting the window */
{
exarg_T ea;
int save_msg_scroll = msg_scroll;
/* Postpone this while editing the command line. */
if (text_locked())
return;
#ifdef FEAT_AUTOCMD
if (curbuf_locked())
return;
#endif
/* Check whether the current buffer is changed. If so, we will need
* to split the current window or data could be lost.
* We don't need to check if the 'hidden' option is set, as in this
* case the buffer won't be lost.
*/
if (!P_HID(curbuf) && !split)
{
++emsg_off;
split = check_changed(curbuf, TRUE, FALSE, FALSE, FALSE);
--emsg_off;
}
if (split)
{
# ifdef FEAT_WINDOWS
if (win_split(0, 0) == FAIL)
return;
# ifdef FEAT_SCROLLBIND
curwin->w_p_scb = FALSE;
# endif
/* When splitting the window, create a new alist. Otherwise the
* existing one is overwritten. */
alist_unlink(curwin->w_alist);
alist_new();
# else
return; /* can't split, always fail */
# endif
}
/*
* Set up the new argument list.
*/
alist_set(ALIST(curwin), filec, filev, FALSE, NULL, 0);
/*
* Move to the first file.
*/
/* Fake up a minimal "next" command for do_argfile() */
vim_memset(&ea, 0, sizeof(ea));
ea.cmd = (char_u *)"next";
do_argfile(&ea, 0);
/* do_ecmd() may set need_start_insertmode, but since we never left Insert
* mode that is not needed here. */
need_start_insertmode = FALSE;
/* Restore msg_scroll, otherwise a following command may cause scrolling
* unexpectedly. The screen will be redrawn by the caller, thus
* msg_scroll being set by displaying a message is irrelevant. */
msg_scroll = save_msg_scroll;
}
#endif
/*
* Clear an argument list: free all file names and reset it to zero entries.
*/
void
alist_clear(al)
alist_T *al;
{
while (--al->al_ga.ga_len >= 0)
vim_free(AARGLIST(al)[al->al_ga.ga_len].ae_fname);
ga_clear(&al->al_ga);
}
/*
* Init an argument list.
*/
void
alist_init(al)
alist_T *al;
{
ga_init2(&al->al_ga, (int)sizeof(aentry_T), 5);
}
#if defined(FEAT_WINDOWS) || defined(PROTO)
/*
* Remove a reference from an argument list.
* Ignored when the argument list is the global one.
* If the argument list is no longer used by any window, free it.
*/
void
alist_unlink(al)
alist_T *al;
{
if (al != &global_alist && --al->al_refcount <= 0)
{
alist_clear(al);
vim_free(al);
}
}
# if defined(FEAT_LISTCMDS) || defined(HAVE_DROP_FILE) || defined(PROTO)
/*
* Create a new argument list and use it for the current window.
*/
void
alist_new()
{
curwin->w_alist = (alist_T *)alloc((unsigned)sizeof(alist_T));
if (curwin->w_alist == NULL)
{
curwin->w_alist = &global_alist;
++global_alist.al_refcount;
}
else
{
curwin->w_alist->al_refcount = 1;
alist_init(curwin->w_alist);
}
}
# endif
#endif
#if (!defined(UNIX) && !defined(__EMX__)) || defined(ARCHIE) || defined(PROTO)
/*
* Expand the file names in the global argument list.
* If "fnum_list" is not NULL, use "fnum_list[fnum_len]" as a list of buffer
* numbers to be re-used.
*/
void
alist_expand(fnum_list, fnum_len)
int *fnum_list;
int fnum_len;
{
char_u **old_arg_files;
int old_arg_count;
char_u **new_arg_files;
int new_arg_file_count;
char_u *save_p_su = p_su;
int i;
/* Don't use 'suffixes' here. This should work like the shell did the
* expansion. Also, the vimrc file isn't read yet, thus the user
* can't set the options. */
p_su = empty_option;
old_arg_files = (char_u **)alloc((unsigned)(sizeof(char_u *) * GARGCOUNT));
if (old_arg_files != NULL)
{
for (i = 0; i < GARGCOUNT; ++i)
old_arg_files[i] = vim_strsave(GARGLIST[i].ae_fname);
old_arg_count = GARGCOUNT;
if (expand_wildcards(old_arg_count, old_arg_files,
&new_arg_file_count, &new_arg_files,
EW_FILE|EW_NOTFOUND|EW_ADDSLASH) == OK
&& new_arg_file_count > 0)
{
alist_set(&global_alist, new_arg_file_count, new_arg_files,
TRUE, fnum_list, fnum_len);
FreeWild(old_arg_count, old_arg_files);
}
}
p_su = save_p_su;
}
#endif
/*
* Set the argument list for the current window.
* Takes over the allocated files[] and the allocated fnames in it.
*/
void
alist_set(al, count, files, use_curbuf, fnum_list, fnum_len)
alist_T *al;
int count;
char_u **files;
int use_curbuf;
int *fnum_list;
int fnum_len;
{
int i;
alist_clear(al);
if (ga_grow(&al->al_ga, count) == OK)
{
for (i = 0; i < count; ++i)
{
if (got_int)
{
/* When adding many buffers this can take a long time. Allow
* interrupting here. */
while (i < count)
vim_free(files[i++]);
break;
}
/* May set buffer name of a buffer previously used for the
* argument list, so that it's re-used by alist_add. */
if (fnum_list != NULL && i < fnum_len)
buf_set_name(fnum_list[i], files[i]);
alist_add(al, files[i], use_curbuf ? 2 : 1);
ui_breakcheck();
}
vim_free(files);
}
else
FreeWild(count, files);
#ifdef FEAT_WINDOWS
if (al == &global_alist)
#endif
arg_had_last = FALSE;
}
/*
* Add file "fname" to argument list "al".
* "fname" must have been allocated and "al" must have been checked for room.
*/
void
alist_add(al, fname, set_fnum)
alist_T *al;
char_u *fname;
int set_fnum; /* 1: set buffer number; 2: re-use curbuf */
{
if (fname == NULL) /* don't add NULL file names */
return;
#ifdef BACKSLASH_IN_FILENAME
slash_adjust(fname);
#endif
AARGLIST(al)[al->al_ga.ga_len].ae_fname = fname;
if (set_fnum > 0)
AARGLIST(al)[al->al_ga.ga_len].ae_fnum =
buflist_add(fname, BLN_LISTED | (set_fnum == 2 ? BLN_CURBUF : 0));
++al->al_ga.ga_len;
}
#if defined(BACKSLASH_IN_FILENAME) || defined(PROTO)
/*
* Adjust slashes in file names. Called after 'shellslash' was set.
*/
void
alist_slash_adjust()
{
int i;
# ifdef FEAT_WINDOWS
win_T *wp;
tabpage_T *tp;
# endif
for (i = 0; i < GARGCOUNT; ++i)
if (GARGLIST[i].ae_fname != NULL)
slash_adjust(GARGLIST[i].ae_fname);
# ifdef FEAT_WINDOWS
FOR_ALL_TAB_WINDOWS(tp, wp)
if (wp->w_alist != &global_alist)
for (i = 0; i < WARGCOUNT(wp); ++i)
if (WARGLIST(wp)[i].ae_fname != NULL)
slash_adjust(WARGLIST(wp)[i].ae_fname);
# endif
}
#endif
/*
* ":preserve".
*/
/*ARGSUSED*/
static void
ex_preserve(eap)
exarg_T *eap;
{
curbuf->b_flags |= BF_PRESERVED;
ml_preserve(curbuf, TRUE);
}
/*
* ":recover".
*/
static void
ex_recover(eap)
exarg_T *eap;
{
/* Set recoverymode right away to avoid the ATTENTION prompt. */
recoverymode = TRUE;
if (!check_changed(curbuf, p_awa, TRUE, eap->forceit, FALSE)
&& (*eap->arg == NUL
|| setfname(curbuf, eap->arg, NULL, TRUE) == OK))
ml_recover();
recoverymode = FALSE;
}
/*
* Command modifier used in a wrong way.
*/
static void
ex_wrongmodifier(eap)
exarg_T *eap;
{
eap->errmsg = e_invcmd;
}
#ifdef FEAT_WINDOWS
/*
* :sview [+command] file split window with new file, read-only
* :split [[+command] file] split window with current or new file
* :vsplit [[+command] file] split window vertically with current or new file
* :new [[+command] file] split window with no or new file
* :vnew [[+command] file] split vertically window with no or new file
* :sfind [+command] file split window with file in 'path'
*
* :tabedit open new Tab page with empty window
* :tabedit [+command] file open new Tab page and edit "file"
* :tabnew [[+command] file] just like :tabedit
* :tabfind [+command] file open new Tab page and find "file"
*/
void
ex_splitview(eap)
exarg_T *eap;
{
win_T *old_curwin = curwin;
# if defined(FEAT_SEARCHPATH) || defined(FEAT_BROWSE)
char_u *fname = NULL;
# endif
# ifdef FEAT_BROWSE
int browse_flag = cmdmod.browse;
# endif
# ifndef FEAT_VERTSPLIT
if (eap->cmdidx == CMD_vsplit || eap->cmdidx == CMD_vnew)
{
ex_ni(eap);
return;
}
# endif
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
# ifdef FEAT_QUICKFIX
/* A ":split" in the quickfix window works like ":new". Don't want two
* quickfix windows. */
if (bt_quickfix(curbuf))
{
if (eap->cmdidx == CMD_split)
eap->cmdidx = CMD_new;
# ifdef FEAT_VERTSPLIT
if (eap->cmdidx == CMD_vsplit)
eap->cmdidx = CMD_vnew;
# endif
}
# endif
# ifdef FEAT_SEARCHPATH
if (eap->cmdidx == CMD_sfind || eap->cmdidx == CMD_tabfind)
{
fname = find_file_in_path(eap->arg, (int)STRLEN(eap->arg),
FNAME_MESS, TRUE, curbuf->b_ffname);
if (fname == NULL)
goto theend;
eap->arg = fname;
}
# ifdef FEAT_BROWSE
else
# endif
# endif
# ifdef FEAT_BROWSE
if (cmdmod.browse
# ifdef FEAT_VERTSPLIT
&& eap->cmdidx != CMD_vnew
# endif
&& eap->cmdidx != CMD_new)
{
if (
# ifdef FEAT_GUI
!gui.in_use &&
# endif
au_has_group((char_u *)"FileExplorer"))
{
/* No browsing supported but we do have the file explorer:
* Edit the directory. */
if (*eap->arg == NUL || !mch_isdir(eap->arg))
eap->arg = (char_u *)".";
}
else
{
fname = do_browse(0, (char_u *)_("Edit File in new window"),
eap->arg, NULL, NULL, NULL, curbuf);
if (fname == NULL)
goto theend;
eap->arg = fname;
}
}
cmdmod.browse = FALSE; /* Don't browse again in do_ecmd(). */
# endif
/*
* Either open new tab page or split the window.
*/
if (eap->cmdidx == CMD_tabedit
|| eap->cmdidx == CMD_tabfind
|| eap->cmdidx == CMD_tabnew)
{
if (win_new_tabpage(cmdmod.tab != 0 ? cmdmod.tab
: eap->addr_count == 0 ? 0
: (int)eap->line2 + 1) != FAIL)
{
do_exedit(eap, NULL);
/* set the alternate buffer for the window we came from */
if (curwin != old_curwin
&& win_valid(old_curwin)
&& old_curwin->w_buffer != curbuf
&& !cmdmod.keepalt)
old_curwin->w_alt_fnum = curbuf->b_fnum;
}
}
else if (win_split(eap->addr_count > 0 ? (int)eap->line2 : 0,
*eap->cmd == 'v' ? WSP_VERT : 0) != FAIL)
{
# ifdef FEAT_SCROLLBIND
/* Reset 'scrollbind' when editing another file, but keep it when
* doing ":split" without arguments. */
if (*eap->arg != NUL
# ifdef FEAT_BROWSE
|| cmdmod.browse
# endif
)
curwin->w_p_scb = FALSE;
else
do_check_scrollbind(FALSE);
# endif
do_exedit(eap, old_curwin);
}
# ifdef FEAT_BROWSE
cmdmod.browse = browse_flag;
# endif
# if defined(FEAT_SEARCHPATH) || defined(FEAT_BROWSE)
theend:
vim_free(fname);
# endif
}
#if defined(FEAT_MOUSE) || defined(PROTO)
/*
* Open a new tab page.
*/
void
tabpage_new()
{
exarg_T ea;
vim_memset(&ea, 0, sizeof(ea));
ea.cmdidx = CMD_tabnew;
ea.cmd = (char_u *)"tabn";
ea.arg = (char_u *)"";
ex_splitview(&ea);
}
#endif
/*
* :tabnext command
*/
static void
ex_tabnext(eap)
exarg_T *eap;
{
switch (eap->cmdidx)
{
case CMD_tabfirst:
case CMD_tabrewind:
goto_tabpage(1);
break;
case CMD_tablast:
goto_tabpage(9999);
break;
case CMD_tabprevious:
case CMD_tabNext:
goto_tabpage(eap->addr_count == 0 ? -1 : -(int)eap->line2);
break;
default: /* CMD_tabnext */
goto_tabpage(eap->addr_count == 0 ? 0 : (int)eap->line2);
break;
}
}
/*
* :tabmove command
*/
static void
ex_tabmove(eap)
exarg_T *eap;
{
tabpage_move(eap->addr_count == 0 ? 9999 : (int)eap->line2);
}
/*
* :tabs command: List tabs and their contents.
*/
/*ARGSUSED*/
static void
ex_tabs(eap)
exarg_T *eap;
{
tabpage_T *tp;
win_T *wp;
int tabcount = 1;
msg_start();
msg_scroll = TRUE;
for (tp = first_tabpage; tp != NULL && !got_int; tp = tp->tp_next)
{
msg_putchar('\n');
vim_snprintf((char *)IObuff, IOSIZE, _("Tab page %d"), tabcount++);
msg_outtrans_attr(IObuff, hl_attr(HLF_T));
out_flush(); /* output one line at a time */
ui_breakcheck();
if (tp == curtab)
wp = firstwin;
else
wp = tp->tp_firstwin;
for ( ; wp != NULL && !got_int; wp = wp->w_next)
{
msg_putchar('\n');
msg_putchar(wp == curwin ? '>' : ' ');
msg_putchar(' ');
msg_putchar(bufIsChanged(wp->w_buffer) ? '+' : ' ');
msg_putchar(' ');
if (buf_spname(wp->w_buffer) != NULL)
STRCPY(IObuff, buf_spname(wp->w_buffer));
else
home_replace(wp->w_buffer, wp->w_buffer->b_fname,
IObuff, IOSIZE, TRUE);
msg_outtrans(IObuff);
out_flush(); /* output one line at a time */
ui_breakcheck();
}
}
}
#endif /* FEAT_WINDOWS */
/*
* ":mode": Set screen mode.
* If no argument given, just get the screen size and redraw.
*/
static void
ex_mode(eap)
exarg_T *eap;
{
if (*eap->arg == NUL)
shell_resized();
else
mch_screenmode(eap->arg);
}
#ifdef FEAT_WINDOWS
/*
* ":resize".
* set, increment or decrement current window height
*/
static void
ex_resize(eap)
exarg_T *eap;
{
int n;
win_T *wp = curwin;
if (eap->addr_count > 0)
{
n = eap->line2;
for (wp = firstwin; wp->w_next != NULL && --n > 0; wp = wp->w_next)
;
}
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
n = atol((char *)eap->arg);
#ifdef FEAT_VERTSPLIT
if (cmdmod.split & WSP_VERT)
{
if (*eap->arg == '-' || *eap->arg == '+')
n += W_WIDTH(curwin);
else if (n == 0 && eap->arg[0] == NUL) /* default is very wide */
n = 9999;
win_setwidth_win((int)n, wp);
}
else
#endif
{
if (*eap->arg == '-' || *eap->arg == '+')
n += curwin->w_height;
else if (n == 0 && eap->arg[0] == NUL) /* default is very wide */
n = 9999;
win_setheight_win((int)n, wp);
}
}
#endif
/*
* ":find [+command] <file>" command.
*/
static void
ex_find(eap)
exarg_T *eap;
{
#ifdef FEAT_SEARCHPATH
char_u *fname;
int count;
fname = find_file_in_path(eap->arg, (int)STRLEN(eap->arg), FNAME_MESS,
TRUE, curbuf->b_ffname);
if (eap->addr_count > 0)
{
/* Repeat finding the file "count" times. This matters when it
* appears several times in the path. */
count = eap->line2;
while (fname != NULL && --count > 0)
{
vim_free(fname);
fname = find_file_in_path(NULL, 0, FNAME_MESS,
FALSE, curbuf->b_ffname);
}
}
if (fname != NULL)
{
eap->arg = fname;
#endif
do_exedit(eap, NULL);
#ifdef FEAT_SEARCHPATH
vim_free(fname);
}
#endif
}
/*
* ":open" simulation: for now just work like ":visual".
*/
static void
ex_open(eap)
exarg_T *eap;
{
regmatch_T regmatch;
char_u *p;
curwin->w_cursor.lnum = eap->line2;
beginline(BL_SOL | BL_FIX);
if (*eap->arg == '/')
{
/* ":open /pattern/": put cursor in column found with pattern */
++eap->arg;
p = skip_regexp(eap->arg, '/', p_magic, NULL);
*p = NUL;
regmatch.regprog = vim_regcomp(eap->arg, p_magic ? RE_MAGIC : 0);
if (regmatch.regprog != NULL)
{
regmatch.rm_ic = p_ic;
p = ml_get_curline();
if (vim_regexec(®match, p, (colnr_T)0))
curwin->w_cursor.col = (colnr_T)(regmatch.startp[0] - p);
else
EMSG(_(e_nomatch));
vim_free(regmatch.regprog);
}
/* Move to the NUL, ignore any other arguments. */
eap->arg += STRLEN(eap->arg);
}
check_cursor();
eap->cmdidx = CMD_visual;
do_exedit(eap, NULL);
}
/*
* ":edit", ":badd", ":visual".
*/
static void
ex_edit(eap)
exarg_T *eap;
{
do_exedit(eap, NULL);
}
/*
* ":edit <file>" command and alikes.
*/
/*ARGSUSED*/
void
do_exedit(eap, old_curwin)
exarg_T *eap;
win_T *old_curwin; /* curwin before doing a split or NULL */
{
int n;
#ifdef FEAT_WINDOWS
int need_hide;
#endif
int exmode_was = exmode_active;
/*
* ":vi" command ends Ex mode.
*/
if (exmode_active && (eap->cmdidx == CMD_visual
|| eap->cmdidx == CMD_view))
{
exmode_active = FALSE;
if (*eap->arg == NUL)
{
/* Special case: ":global/pat/visual\NLvi-commands" */
if (global_busy)
{
int rd = RedrawingDisabled;
int nwr = no_wait_return;
int ms = msg_scroll;
#ifdef FEAT_GUI
int he = hold_gui_events;
#endif
if (eap->nextcmd != NULL)
{
stuffReadbuff(eap->nextcmd);
eap->nextcmd = NULL;
}
if (exmode_was != EXMODE_VIM)
settmode(TMODE_RAW);
RedrawingDisabled = 0;
no_wait_return = 0;
need_wait_return = FALSE;
msg_scroll = 0;
#ifdef FEAT_GUI
hold_gui_events = 0;
#endif
must_redraw = CLEAR;
main_loop(FALSE, TRUE);
RedrawingDisabled = rd;
no_wait_return = nwr;
msg_scroll = ms;
#ifdef FEAT_GUI
hold_gui_events = he;
#endif
}
return;
}
}
if ((eap->cmdidx == CMD_new
|| eap->cmdidx == CMD_tabnew
|| eap->cmdidx == CMD_tabedit
#ifdef FEAT_VERTSPLIT
|| eap->cmdidx == CMD_vnew
#endif
) && *eap->arg == NUL)
{
/* ":new" or ":tabnew" without argument: edit an new empty buffer */
setpcmark();
(void)do_ecmd(0, NULL, NULL, eap, ECMD_ONE,
ECMD_HIDE + (eap->forceit ? ECMD_FORCEIT : 0));
}
else if ((eap->cmdidx != CMD_split
#ifdef FEAT_VERTSPLIT
&& eap->cmdidx != CMD_vsplit
#endif
)
|| *eap->arg != NUL
#ifdef FEAT_BROWSE
|| cmdmod.browse
#endif
)
{
#ifdef FEAT_AUTOCMD
/* Can't edit another file when "curbuf_lock" is set. Only ":edit"
* can bring us here, others are stopped earlier. */
if (*eap->arg != NUL && curbuf_locked())
return;
#endif
n = readonlymode;
if (eap->cmdidx == CMD_view || eap->cmdidx == CMD_sview)
readonlymode = TRUE;
else if (eap->cmdidx == CMD_enew)
readonlymode = FALSE; /* 'readonly' doesn't make sense in an
empty buffer */
setpcmark();
if (do_ecmd(0, (eap->cmdidx == CMD_enew ? NULL : eap->arg),
NULL, eap,
/* ":edit" goes to first line if Vi compatible */
(*eap->arg == NUL && eap->do_ecmd_lnum == 0
&& vim_strchr(p_cpo, CPO_GOTO1) != NULL)
? ECMD_ONE : eap->do_ecmd_lnum,
(P_HID(curbuf) ? ECMD_HIDE : 0)
+ (eap->forceit ? ECMD_FORCEIT : 0)
#ifdef FEAT_LISTCMDS
+ (eap->cmdidx == CMD_badd ? ECMD_ADDBUF : 0 )
#endif
) == FAIL)
{
/* Editing the file failed. If the window was split, close it. */
#ifdef FEAT_WINDOWS
if (old_curwin != NULL)
{
need_hide = (curbufIsChanged() && curbuf->b_nwindows <= 1);
if (!need_hide || P_HID(curbuf))
{
# if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
cleanup_T cs;
/* Reset the error/interrupt/exception state here so that
* aborting() returns FALSE when closing a window. */
enter_cleanup(&cs);
# endif
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
win_close(curwin, !need_hide && !P_HID(curbuf));
# if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
/* Restore the error/interrupt/exception state if not
* discarded by a new aborting error, interrupt, or
* uncaught exception. */
leave_cleanup(&cs);
# endif
}
}
#endif
}
else if (readonlymode && curbuf->b_nwindows == 1)
{
/* When editing an already visited buffer, 'readonly' won't be set
* but the previous value is kept. With ":view" and ":sview" we
* want the file to be readonly, except when another window is
* editing the same buffer. */
curbuf->b_p_ro = TRUE;
}
readonlymode = n;
}
else
{
if (eap->do_ecmd_cmd != NULL)
do_cmdline_cmd(eap->do_ecmd_cmd);
#ifdef FEAT_TITLE
n = curwin->w_arg_idx_invalid;
#endif
check_arg_idx(curwin);
#ifdef FEAT_TITLE
if (n != curwin->w_arg_idx_invalid)
maketitle();
#endif
}
#ifdef FEAT_WINDOWS
/*
* if ":split file" worked, set alternate file name in old window to new
* file
*/
if (old_curwin != NULL
&& *eap->arg != NUL
&& curwin != old_curwin
&& win_valid(old_curwin)
&& old_curwin->w_buffer != curbuf
&& !cmdmod.keepalt)
old_curwin->w_alt_fnum = curbuf->b_fnum;
#endif
ex_no_reprint = TRUE;
}
#ifndef FEAT_GUI
/*
* ":gui" and ":gvim" when there is no GUI.
*/
static void
ex_nogui(eap)
exarg_T *eap;
{
eap->errmsg = e_nogvim;
}
#endif
#if defined(FEAT_GUI_W32) && defined(FEAT_MENU) && defined(FEAT_TEAROFF)
static void
ex_tearoff(eap)
exarg_T *eap;
{
gui_make_tearoff(eap->arg);
}
#endif
#if (defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_GTK)) && defined(FEAT_MENU)
static void
ex_popup(eap)
exarg_T *eap;
{
gui_make_popup(eap->arg, eap->forceit);
}
#endif
/*ARGSUSED*/
static void
ex_swapname(eap)
exarg_T *eap;
{
if (curbuf->b_ml.ml_mfp == NULL || curbuf->b_ml.ml_mfp->mf_fname == NULL)
MSG(_("No swap file"));
else
msg(curbuf->b_ml.ml_mfp->mf_fname);
}
/*
* ":syncbind" forces all 'scrollbind' windows to have the same relative
* offset.
* (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>)
*/
/*ARGSUSED*/
static void
ex_syncbind(eap)
exarg_T *eap;
{
#ifdef FEAT_SCROLLBIND
win_T *wp;
long topline;
long y;
linenr_T old_linenr = curwin->w_cursor.lnum;
setpcmark();
/*
* determine max topline
*/
if (curwin->w_p_scb)
{
topline = curwin->w_topline;
for (wp = firstwin; wp; wp = wp->w_next)
{
if (wp->w_p_scb && wp->w_buffer)
{
y = wp->w_buffer->b_ml.ml_line_count - p_so;
if (topline > y)
topline = y;
}
}
if (topline < 1)
topline = 1;
}
else
{
topline = 1;
}
/*
* set all scrollbind windows to the same topline
*/
wp = curwin;
for (curwin = firstwin; curwin; curwin = curwin->w_next)
{
if (curwin->w_p_scb)
{
y = topline - curwin->w_topline;
if (y > 0)
scrollup(y, TRUE);
else
scrolldown(-y, TRUE);
curwin->w_scbind_pos = topline;
redraw_later(VALID);
cursor_correct();
#ifdef FEAT_WINDOWS
curwin->w_redr_status = TRUE;
#endif
}
}
curwin = wp;
if (curwin->w_p_scb)
{
did_syncbind = TRUE;
checkpcmark();
if (old_linenr != curwin->w_cursor.lnum)
{
char_u ctrl_o[2];
ctrl_o[0] = Ctrl_O;
ctrl_o[1] = 0;
ins_typebuf(ctrl_o, REMAP_NONE, 0, TRUE, FALSE);
}
}
#endif
}
static void
ex_read(eap)
exarg_T *eap;
{
int i;
int empty = (curbuf->b_ml.ml_flags & ML_EMPTY);
linenr_T lnum;
if (eap->usefilter) /* :r!cmd */
do_bang(1, eap, FALSE, FALSE, TRUE);
else
{
if (u_save(eap->line2, (linenr_T)(eap->line2 + 1)) == FAIL)
return;
#ifdef FEAT_BROWSE
if (cmdmod.browse)
{
char_u *browseFile;
browseFile = do_browse(0, (char_u *)_("Append File"), eap->arg,
NULL, NULL, NULL, curbuf);
if (browseFile != NULL)
{
i = readfile(browseFile, NULL,
eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0);
vim_free(browseFile);
}
else
i = OK;
}
else
#endif
if (*eap->arg == NUL)
{
if (check_fname() == FAIL) /* check for no file name */
return;
i = readfile(curbuf->b_ffname, curbuf->b_fname,
eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0);
}
else
{
if (vim_strchr(p_cpo, CPO_ALTREAD) != NULL)
(void)setaltfname(eap->arg, eap->arg, (linenr_T)1);
i = readfile(eap->arg, NULL,
eap->line2, (linenr_T)0, (linenr_T)MAXLNUM, eap, 0);
}
if (i == FAIL)
{
#if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
if (!aborting())
#endif
EMSG2(_(e_notopen), eap->arg);
}
else
{
if (empty && exmode_active)
{
/* Delete the empty line that remains. Historically ex does
* this but vi doesn't. */
if (eap->line2 == 0)
lnum = curbuf->b_ml.ml_line_count;
else
lnum = 1;
if (*ml_get(lnum) == NUL && u_savedel(lnum, 1L) == OK)
{
ml_delete(lnum, FALSE);
deleted_lines_mark(lnum, 1L);
if (curwin->w_cursor.lnum > 1
&& curwin->w_cursor.lnum >= lnum)
--curwin->w_cursor.lnum;
}
}
redraw_curbuf_later(VALID);
}
}
}
static char_u *prev_dir = NULL;
#if defined(EXITFREE) || defined(PROTO)
void
free_cd_dir()
{
vim_free(prev_dir);
}
#endif
/*
* ":cd", ":lcd", ":chdir" and ":lchdir".
*/
static void
ex_cd(eap)
exarg_T *eap;
{
char_u *new_dir;
char_u *tofree;
new_dir = eap->arg;
#if !defined(UNIX) && !defined(VMS)
/* for non-UNIX ":cd" means: print current directory */
if (*new_dir == NUL)
ex_pwd(NULL);
else
#endif
{
if (vim_strchr(p_cpo, CPO_CHDIR) != NULL && curbufIsChanged()
&& !eap->forceit)
{
EMSG(_("E747: Cannot change directory, buffer is modifed (add ! to override)"));
return;
}
/* ":cd -": Change to previous directory */
if (STRCMP(new_dir, "-") == 0)
{
if (prev_dir == NULL)
{
EMSG(_("E186: No previous directory"));
return;
}
new_dir = prev_dir;
}
/* Save current directory for next ":cd -" */
tofree = prev_dir;
if (mch_dirname(NameBuff, MAXPATHL) == OK)
prev_dir = vim_strsave(NameBuff);
else
prev_dir = NULL;
#if defined(UNIX) || defined(VMS)
/* for UNIX ":cd" means: go to home directory */
if (*new_dir == NUL)
{
/* use NameBuff for home directory name */
# ifdef VMS
char_u *p;
p = mch_getenv((char_u *)"SYS$LOGIN");
if (p == NULL || *p == NUL) /* empty is the same as not set */
NameBuff[0] = NUL;
else
vim_strncpy(NameBuff, p, MAXPATHL - 1);
# else
expand_env((char_u *)"$HOME", NameBuff, MAXPATHL);
# endif
new_dir = NameBuff;
}
#endif
if (new_dir == NULL || vim_chdir(new_dir))
EMSG(_(e_failed));
else
{
vim_free(curwin->w_localdir);
if (eap->cmdidx == CMD_lcd || eap->cmdidx == CMD_lchdir)
{
/* If still in global directory, need to remember current
* directory as global directory. */
if (globaldir == NULL && prev_dir != NULL)
globaldir = vim_strsave(prev_dir);
/* Remember this local directory for the window. */
if (mch_dirname(NameBuff, MAXPATHL) == OK)
curwin->w_localdir = vim_strsave(NameBuff);
}
else
{
/* We are now in the global directory, no need to remember its
* name. */
vim_free(globaldir);
globaldir = NULL;
curwin->w_localdir = NULL;
}
shorten_fnames(TRUE);
/* Echo the new current directory if the command was typed. */
if (KeyTyped)
ex_pwd(eap);
}
vim_free(tofree);
}
}
/*
* ":pwd".
*/
/*ARGSUSED*/
static void
ex_pwd(eap)
exarg_T *eap;
{
if (mch_dirname(NameBuff, MAXPATHL) == OK)
{
#ifdef BACKSLASH_IN_FILENAME
slash_adjust(NameBuff);
#endif
msg(NameBuff);
}
else
EMSG(_("E187: Unknown"));
}
/*
* ":=".
*/
static void
ex_equal(eap)
exarg_T *eap;
{
smsg((char_u *)"%ld", (long)eap->line2);
ex_may_print(eap);
}
static void
ex_sleep(eap)
exarg_T *eap;
{
int n;
long len;
if (cursor_valid())
{
n = W_WINROW(curwin) + curwin->w_wrow - msg_scrolled;
if (n >= 0)
windgoto((int)n, curwin->w_wcol);
}
len = eap->line2;
switch (*eap->arg)
{
case 'm': break;
case NUL: len *= 1000L; break;
default: EMSG2(_(e_invarg2), eap->arg); return;
}
do_sleep(len);
}
/*
* Sleep for "msec" milliseconds, but keep checking for a CTRL-C every second.
*/
void
do_sleep(msec)
long msec;
{
long done;
cursor_on();
out_flush();
for (done = 0; !got_int && done < msec; done += 1000L)
{
ui_delay(msec - done > 1000L ? 1000L : msec - done, TRUE);
ui_breakcheck();
}
}
static void
do_exmap(eap, isabbrev)
exarg_T *eap;
int isabbrev;
{
int mode;
char_u *cmdp;
cmdp = eap->cmd;
mode = get_map_mode(&cmdp, eap->forceit || isabbrev);
switch (do_map((*cmdp == 'n') ? 2 : (*cmdp == 'u'),
eap->arg, mode, isabbrev))
{
case 1: EMSG(_(e_invarg));
break;
case 2: EMSG(isabbrev ? _(e_noabbr) : _(e_nomap));
break;
}
}
/*
* ":winsize" command (obsolete).
*/
static void
ex_winsize(eap)
exarg_T *eap;
{
int w, h;
char_u *arg = eap->arg;
char_u *p;
w = getdigits(&arg);
arg = skipwhite(arg);
p = arg;
h = getdigits(&arg);
if (*p != NUL && *arg == NUL)
set_shellsize(w, h, TRUE);
else
EMSG(_("E465: :winsize requires two number arguments"));
}
#ifdef FEAT_WINDOWS
static void
ex_wincmd(eap)
exarg_T *eap;
{
int xchar = NUL;
char_u *p;
if (*eap->arg == 'g' || *eap->arg == Ctrl_G)
{
/* CTRL-W g and CTRL-W CTRL-G have an extra command character */
if (eap->arg[1] == NUL)
{
EMSG(_(e_invarg));
return;
}
xchar = eap->arg[1];
p = eap->arg + 2;
}
else
p = eap->arg + 1;
eap->nextcmd = check_nextcmd(p);
p = skipwhite(p);
if (*p != NUL && *p != '"' && eap->nextcmd == NULL)
EMSG(_(e_invarg));
else
{
/* Pass flags on for ":vertical wincmd ]". */
postponed_split_flags = cmdmod.split;
postponed_split_tab = cmdmod.tab;
do_window(*eap->arg, eap->addr_count > 0 ? eap->line2 : 0L, xchar);
postponed_split_flags = 0;
postponed_split_tab = 0;
}
}
#endif
#if defined(FEAT_GUI) || defined(UNIX) || defined(VMS) || defined(MSWIN)
/*
* ":winpos".
*/
static void
ex_winpos(eap)
exarg_T *eap;
{
int x, y;
char_u *arg = eap->arg;
char_u *p;
if (*arg == NUL)
{
# if defined(FEAT_GUI) || defined(MSWIN)
# ifdef FEAT_GUI
if (gui.in_use && gui_mch_get_winpos(&x, &y) != FAIL)
# else
if (mch_get_winpos(&x, &y) != FAIL)
# endif
{
sprintf((char *)IObuff, _("Window position: X %d, Y %d"), x, y);
msg(IObuff);
}
else
# endif
EMSG(_("E188: Obtaining window position not implemented for this platform"));
}
else
{
x = getdigits(&arg);
arg = skipwhite(arg);
p = arg;
y = getdigits(&arg);
if (*p == NUL || *arg != NUL)
{
EMSG(_("E466: :winpos requires two number arguments"));
return;
}
# ifdef FEAT_GUI
if (gui.in_use)
gui_mch_set_winpos(x, y);
else if (gui.starting)
{
/* Remember the coordinates for when the window is opened. */
gui_win_x = x;
gui_win_y = y;
}
# ifdef HAVE_TGETENT
else
# endif
# else
# ifdef MSWIN
mch_set_winpos(x, y);
# endif
# endif
# ifdef HAVE_TGETENT
if (*T_CWP)
term_set_winpos(x, y);
# endif
}
}
#endif
/*
* Handle command that work like operators: ":delete", ":yank", ":>" and ":<".
*/
static void
ex_operators(eap)
exarg_T *eap;
{
oparg_T oa;
clear_oparg(&oa);
oa.regname = eap->regname;
oa.start.lnum = eap->line1;
oa.end.lnum = eap->line2;
oa.line_count = eap->line2 - eap->line1 + 1;
oa.motion_type = MLINE;
#ifdef FEAT_VIRTUALEDIT
virtual_op = FALSE;
#endif
if (eap->cmdidx != CMD_yank) /* position cursor for undo */
{
setpcmark();
curwin->w_cursor.lnum = eap->line1;
beginline(BL_SOL | BL_FIX);
}
switch (eap->cmdidx)
{
case CMD_delete:
oa.op_type = OP_DELETE;
op_delete(&oa);
break;
case CMD_yank:
oa.op_type = OP_YANK;
(void)op_yank(&oa, FALSE, TRUE);
break;
default: /* CMD_rshift or CMD_lshift */
if ((eap->cmdidx == CMD_rshift)
#ifdef FEAT_RIGHTLEFT
^ curwin->w_p_rl
#endif
)
oa.op_type = OP_RSHIFT;
else
oa.op_type = OP_LSHIFT;
op_shift(&oa, FALSE, eap->amount);
break;
}
#ifdef FEAT_VIRTUALEDIT
virtual_op = MAYBE;
#endif
ex_may_print(eap);
}
/*
* ":put".
*/
static void
ex_put(eap)
exarg_T *eap;
{
/* ":0put" works like ":1put!". */
if (eap->line2 == 0)
{
eap->line2 = 1;
eap->forceit = TRUE;
}
curwin->w_cursor.lnum = eap->line2;
do_put(eap->regname, eap->forceit ? BACKWARD : FORWARD, 1L,
PUT_LINE|PUT_CURSLINE);
}
/*
* Handle ":copy" and ":move".
*/
static void
ex_copymove(eap)
exarg_T *eap;
{
long n;
n = get_address(&eap->arg, FALSE, FALSE);
if (eap->arg == NULL) /* error detected */
{
eap->nextcmd = NULL;
return;
}
get_flags(eap);
/*
* move or copy lines from 'eap->line1'-'eap->line2' to below line 'n'
*/
if (n == MAXLNUM || n < 0 || n > curbuf->b_ml.ml_line_count)
{
EMSG(_(e_invaddr));
return;
}
if (eap->cmdidx == CMD_move)
{
if (do_move(eap->line1, eap->line2, n) == FAIL)
return;
}
else
ex_copy(eap->line1, eap->line2, n);
u_clearline();
beginline(BL_SOL | BL_FIX);
ex_may_print(eap);
}
/*
* Print the current line if flags were given to the Ex command.
*/
static void
ex_may_print(eap)
exarg_T *eap;
{
if (eap->flags != 0)
{
print_line(curwin->w_cursor.lnum, (eap->flags & EXFLAG_NR),
(eap->flags & EXFLAG_LIST));
ex_no_reprint = TRUE;
}
}
/*
* ":smagic" and ":snomagic".
*/
static void
ex_submagic(eap)
exarg_T *eap;
{
int magic_save = p_magic;
p_magic = (eap->cmdidx == CMD_smagic);
do_sub(eap);
p_magic = magic_save;
}
/*
* ":join".
*/
static void
ex_join(eap)
exarg_T *eap;
{
curwin->w_cursor.lnum = eap->line1;
if (eap->line1 == eap->line2)
{
if (eap->addr_count >= 2) /* :2,2join does nothing */
return;
if (eap->line2 == curbuf->b_ml.ml_line_count)
{
beep_flush();
return;
}
++eap->line2;
}
do_do_join(eap->line2 - eap->line1 + 1, !eap->forceit);
beginline(BL_WHITE | BL_FIX);
ex_may_print(eap);
}
/*
* ":[addr]@r" or ":[addr]*r": execute register
*/
static void
ex_at(eap)
exarg_T *eap;
{
int c;
curwin->w_cursor.lnum = eap->line2;
#ifdef USE_ON_FLY_SCROLL
dont_scroll = TRUE; /* disallow scrolling here */
#endif
/* get the register name. No name means to use the previous one */
c = *eap->arg;
if (c == NUL || (c == '*' && *eap->cmd == '*'))
c = '@';
/* Put the register in the typeahead buffer with the "silent" flag. */
if (do_execreg(c, TRUE, vim_strchr(p_cpo, CPO_EXECBUF) != NULL, TRUE)
== FAIL)
{
beep_flush();
}
else
{
int save_efr = exec_from_reg;
exec_from_reg = TRUE;
/*
* Execute from the typeahead buffer.
* Originally this didn't check for the typeahead buffer to be empty,
* thus could read more Ex commands from stdin. It's not clear why,
* it is certainly unexpected.
*/
while ((!stuff_empty() || typebuf.tb_len > 0) && vpeekc() == ':')
(void)do_cmdline(NULL, getexline, NULL, DOCMD_NOWAIT|DOCMD_VERBOSE);
exec_from_reg = save_efr;
}
}
/*
* ":!".
*/
static void
ex_bang(eap)
exarg_T *eap;
{
do_bang(eap->addr_count, eap, eap->forceit, TRUE, TRUE);
}
/*
* ":undo".
*/
/*ARGSUSED*/
static void
ex_undo(eap)
exarg_T *eap;
{
if (eap->addr_count == 1) /* :undo 123 */
undo_time(eap->line2, FALSE, TRUE);
else
u_undo(1);
}
/*
* ":redo".
*/
/*ARGSUSED*/
static void
ex_redo(eap)
exarg_T *eap;
{
u_redo(1);
}
/*
* ":earlier" and ":later".
*/
/*ARGSUSED*/
static void
ex_later(eap)
exarg_T *eap;
{
long count = 0;
int sec = FALSE;
char_u *p = eap->arg;
if (*p == NUL)
count = 1;
else if (isdigit(*p))
{
count = getdigits(&p);
switch (*p)
{
case 's': ++p; sec = TRUE; break;
case 'm': ++p; sec = TRUE; count *= 60; break;
case 'h': ++p; sec = TRUE; count *= 60 * 60; break;
}
}
if (*p != NUL)
EMSG2(_(e_invarg2), eap->arg);
else
undo_time(eap->cmdidx == CMD_earlier ? -count : count, sec, FALSE);
}
/*
* ":redir": start/stop redirection.
*/
static void
ex_redir(eap)
exarg_T *eap;
{
char *mode;
char_u *fname;
char_u *arg = eap->arg;
if (STRICMP(eap->arg, "END") == 0)
close_redir();
else
{
if (*arg == '>')
{
++arg;
if (*arg == '>')
{
++arg;
mode = "a";
}
else
mode = "w";
arg = skipwhite(arg);
close_redir();
/* Expand environment variables and "~/". */
fname = expand_env_save(arg);
if (fname == NULL)
return;
#ifdef FEAT_BROWSE
if (cmdmod.browse)
{
char_u *browseFile;
browseFile = do_browse(BROWSE_SAVE,
(char_u *)_("Save Redirection"),
fname, NULL, NULL, BROWSE_FILTER_ALL_FILES, curbuf);
if (browseFile == NULL)
return; /* operation cancelled */
vim_free(fname);
fname = browseFile;
eap->forceit = TRUE; /* since dialog already asked */
}
#endif
redir_fd = open_exfile(fname, eap->forceit, mode);
vim_free(fname);
}
#ifdef FEAT_EVAL
else if (*arg == '@')
{
/* redirect to a register a-z (resp. A-Z for appending) */
close_redir();
++arg;
if (ASCII_ISALPHA(*arg)
# ifdef FEAT_CLIPBOARD
|| *arg == '*'
|| *arg == '+'
# endif
|| *arg == '"')
{
redir_reg = *arg++;
if (*arg == '>' && arg[1] == '>')
arg += 2;
else if ((*arg == NUL || (*arg == '>' && arg[1] == NUL)) &&
(islower(redir_reg)
# ifdef FEAT_CLIPBOARD
|| redir_reg == '*'
|| redir_reg == '+'
# endif
|| redir_reg == '"'))
{
if (*arg == '>')
arg++;
/* make register empty */
write_reg_contents(redir_reg, (char_u *)"", -1, FALSE);
}
}
if (*arg != NUL)
{
redir_reg = 0;
EMSG2(_(e_invarg2), eap->arg);
}
}
else if (*arg == '=' && arg[1] == '>')
{
int append;
/* redirect to a variable */
close_redir();
arg += 2;
if (*arg == '>')
{
++arg;
append = TRUE;
}
else
append = FALSE;
if (var_redir_start(skipwhite(arg), append) == OK)
redir_vname = 1;
}
#endif
/* TODO: redirect to a buffer */
else
EMSG2(_(e_invarg2), eap->arg);
}
/* Make sure redirection is not off. Can happen for cmdline completion
* that indirectly invokes a command to catch its output. */
if (redir_fd != NULL
#ifdef FEAT_EVAL
|| redir_reg || redir_vname
#endif
)
redir_off = FALSE;
}
/*
* ":redraw": force redraw
*/
static void
ex_redraw(eap)
exarg_T *eap;
{
int r = RedrawingDisabled;
int p = p_lz;
RedrawingDisabled = 0;
p_lz = FALSE;
update_topline();
update_screen(eap->forceit ? CLEAR :
#ifdef FEAT_VISUAL
VIsual_active ? INVERTED :
#endif
0);
#ifdef FEAT_TITLE
if (need_maketitle)
maketitle();
#endif
RedrawingDisabled = r;
p_lz = p;
/* Reset msg_didout, so that a message that's there is overwritten. */
msg_didout = FALSE;
msg_col = 0;
out_flush();
}
/*
* ":redrawstatus": force redraw of status line(s)
*/
/*ARGSUSED*/
static void
ex_redrawstatus(eap)
exarg_T *eap;
{
#if defined(FEAT_WINDOWS)
int r = RedrawingDisabled;
int p = p_lz;
RedrawingDisabled = 0;
p_lz = FALSE;
if (eap->forceit)
status_redraw_all();
else
status_redraw_curbuf();
update_screen(
# ifdef FEAT_VISUAL
VIsual_active ? INVERTED :
# endif
0);
RedrawingDisabled = r;
p_lz = p;
out_flush();
#endif
}
static void
close_redir()
{
if (redir_fd != NULL)
{
fclose(redir_fd);
redir_fd = NULL;
}
#ifdef FEAT_EVAL
redir_reg = 0;
if (redir_vname)
{
var_redir_stop();
redir_vname = 0;
}
#endif
}
#if defined(FEAT_SESSION) && defined(USE_CRNL)
# define MKSESSION_NL
static int mksession_nl = FALSE; /* use NL only in put_eol() */
#endif
/*
* ":mkexrc", ":mkvimrc", ":mkview" and ":mksession".
*/
static void
ex_mkrc(eap)
exarg_T *eap;
{
FILE *fd;
int failed = FALSE;
char_u *fname;
#ifdef FEAT_BROWSE
char_u *browseFile = NULL;
#endif
#ifdef FEAT_SESSION
int view_session = FALSE;
int using_vdir = FALSE; /* using 'viewdir'? */
char_u *viewFile = NULL;
unsigned *flagp;
#endif
if (eap->cmdidx == CMD_mksession || eap->cmdidx == CMD_mkview)
{
#ifdef FEAT_SESSION
view_session = TRUE;
#else
ex_ni(eap);
return;
#endif
}
#ifdef FEAT_SESSION
did_lcd = FALSE;
/* ":mkview" or ":mkview 9": generate file name with 'viewdir' */
if (eap->cmdidx == CMD_mkview
&& (*eap->arg == NUL
|| (vim_isdigit(*eap->arg) && eap->arg[1] == NUL)))
{
eap->forceit = TRUE;
fname = get_view_file(*eap->arg);
if (fname == NULL)
return;
viewFile = fname;
using_vdir = TRUE;
}
else
#endif
if (*eap->arg != NUL)
fname = eap->arg;
else if (eap->cmdidx == CMD_mkvimrc)
fname = (char_u *)VIMRC_FILE;
#ifdef FEAT_SESSION
else if (eap->cmdidx == CMD_mksession)
fname = (char_u *)SESSION_FILE;
#endif
else
fname = (char_u *)EXRC_FILE;
#ifdef FEAT_BROWSE
if (cmdmod.browse)
{
browseFile = do_browse(BROWSE_SAVE,
# ifdef FEAT_SESSION
eap->cmdidx == CMD_mkview ? (char_u *)_("Save View") :
eap->cmdidx == CMD_mksession ? (char_u *)_("Save Session") :
# endif
(char_u *)_("Save Setup"),
fname, (char_u *)"vim", NULL, BROWSE_FILTER_MACROS, NULL);
if (browseFile == NULL)
goto theend;
fname = browseFile;
eap->forceit = TRUE; /* since dialog already asked */
}
#endif
#if defined(FEAT_SESSION) && defined(vim_mkdir)
/* When using 'viewdir' may have to create the directory. */
if (using_vdir && !mch_isdir(p_vdir))
vim_mkdir_emsg(p_vdir, 0755);
#endif
fd = open_exfile(fname, eap->forceit, WRITEBIN);
if (fd != NULL)
{
#ifdef FEAT_SESSION
if (eap->cmdidx == CMD_mkview)
flagp = &vop_flags;
else
flagp = &ssop_flags;
#endif
#ifdef MKSESSION_NL
/* "unix" in 'sessionoptions': use NL line separator */
if (view_session && (*flagp & SSOP_UNIX))
mksession_nl = TRUE;
#endif
/* Write the version command for :mkvimrc */
if (eap->cmdidx == CMD_mkvimrc)
(void)put_line(fd, "version 6.0");
#ifdef FEAT_SESSION
if (eap->cmdidx == CMD_mksession)
{
if (put_line(fd, "let SessionLoad = 1") == FAIL)
failed = TRUE;
}
if (eap->cmdidx != CMD_mkview)
#endif
{
/* Write setting 'compatible' first, because it has side effects.
* For that same reason only do it when needed. */
if (p_cp)
(void)put_line(fd, "if !&cp | set cp | endif");
else
(void)put_line(fd, "if &cp | set nocp | endif");
}
#ifdef FEAT_SESSION
if (!view_session
|| (eap->cmdidx == CMD_mksession
&& (*flagp & SSOP_OPTIONS)))
#endif
failed |= (makemap(fd, NULL) == FAIL
|| makeset(fd, OPT_GLOBAL, FALSE) == FAIL);
#ifdef FEAT_SESSION
if (!failed && view_session)
{
if (put_line(fd, "let s:so_save = &so | let s:siso_save = &siso | set so=0 siso=0") == FAIL)
failed = TRUE;
if (eap->cmdidx == CMD_mksession)
{
char_u dirnow[MAXPATHL]; /* current directory */
/*
* Change to session file's dir.
*/
if (mch_dirname(dirnow, MAXPATHL) == FAIL
|| mch_chdir((char *)dirnow) != 0)
*dirnow = NUL;
if (*dirnow != NUL && (ssop_flags & SSOP_SESDIR))
{
if (vim_chdirfile(fname) == OK)
shorten_fnames(TRUE);
}
else if (*dirnow != NUL
&& (ssop_flags & SSOP_CURDIR) && globaldir != NULL)
{
(void)mch_chdir((char *)globaldir);
shorten_fnames(TRUE);
}
failed |= (makeopens(fd, dirnow) == FAIL);
/* restore original dir */
if (*dirnow != NUL && ((ssop_flags & SSOP_SESDIR)
|| ((ssop_flags & SSOP_CURDIR) && globaldir != NULL)))
{
if (mch_chdir((char *)dirnow) != 0)
EMSG(_(e_prev_dir));
shorten_fnames(TRUE);
}
}
else
{
failed |= (put_view(fd, curwin, !using_vdir, flagp) == FAIL);
}
if (put_line(fd, "let &so = s:so_save | let &siso = s:siso_save")
== FAIL)
failed = TRUE;
if (put_line(fd, "doautoall SessionLoadPost") == FAIL)
failed = TRUE;
if (eap->cmdidx == CMD_mksession)
{
if (put_line(fd, "unlet SessionLoad") == FAIL)
failed = TRUE;
}
}
#endif
if (put_line(fd, "\" vim: set ft=vim :") == FAIL)
failed = TRUE;
failed |= fclose(fd);
if (failed)
EMSG(_(e_write));
#if defined(FEAT_EVAL) && defined(FEAT_SESSION)
else if (eap->cmdidx == CMD_mksession)
{
/* successful session write - set this_session var */
char_u tbuf[MAXPATHL];
if (vim_FullName(fname, tbuf, MAXPATHL, FALSE) == OK)
set_vim_var_string(VV_THIS_SESSION, tbuf, -1);
}
#endif
#ifdef MKSESSION_NL
mksession_nl = FALSE;
#endif
}
#ifdef FEAT_BROWSE
theend:
vim_free(browseFile);
#endif
#ifdef FEAT_SESSION
vim_free(viewFile);
#endif
}
#if ((defined(FEAT_SESSION) || defined(FEAT_EVAL)) && defined(vim_mkdir)) \
|| defined(PROTO)
/*ARGSUSED*/
int
vim_mkdir_emsg(name, prot)
char_u *name;
int prot;
{
if (vim_mkdir(name, prot) != 0)
{
EMSG2(_("E739: Cannot create directory: %s"), name);
return FAIL;
}
return OK;
}
#endif
/*
* Open a file for writing for an Ex command, with some checks.
* Return file descriptor, or NULL on failure.
*/
FILE *
open_exfile(fname, forceit, mode)
char_u *fname;
int forceit;
char *mode; /* "w" for create new file or "a" for append */
{
FILE *fd;
#ifdef UNIX
/* with Unix it is possible to open a directory */
if (mch_isdir(fname))
{
EMSG2(_(e_isadir2), fname);
return NULL;
}
#endif
if (!forceit && *mode != 'a' && vim_fexists(fname))
{
EMSG2(_("E189: \"%s\" exists (add ! to override)"), fname);
return NULL;
}
if ((fd = mch_fopen((char *)fname, mode)) == NULL)
EMSG2(_("E190: Cannot open \"%s\" for writing"), fname);
return fd;
}
/*
* ":mark" and ":k".
*/
static void
ex_mark(eap)
exarg_T *eap;
{
pos_T pos;
if (*eap->arg == NUL) /* No argument? */
EMSG(_(e_argreq));
else if (eap->arg[1] != NUL) /* more than one character? */
EMSG(_(e_trailing));
else
{
pos = curwin->w_cursor; /* save curwin->w_cursor */
curwin->w_cursor.lnum = eap->line2;
beginline(BL_WHITE | BL_FIX);
if (setmark(*eap->arg) == FAIL) /* set mark */
EMSG(_("E191: Argument must be a letter or forward/backward quote"));
curwin->w_cursor = pos; /* restore curwin->w_cursor */
}
}
/*
* Update w_topline, w_leftcol and the cursor position.
*/
void
update_topline_cursor()
{
check_cursor(); /* put cursor on valid line */
update_topline();
if (!curwin->w_p_wrap)
validate_cursor();
update_curswant();
}
#ifdef FEAT_EX_EXTRA
/*
* ":normal[!] {commands}": Execute normal mode commands.
*/
static void
ex_normal(eap)
exarg_T *eap;
{
int save_msg_scroll = msg_scroll;
int save_restart_edit = restart_edit;
int save_msg_didout = msg_didout;
int save_State = State;
tasave_T tabuf;
int save_insertmode = p_im;
int save_finish_op = finish_op;
#ifdef FEAT_MBYTE
char_u *arg = NULL;
int l;
char_u *p;
#endif
if (ex_normal_lock > 0)
{
EMSG(_(e_secure));
return;
}
if (ex_normal_busy >= p_mmd)
{
EMSG(_("E192: Recursive use of :normal too deep"));
return;
}
++ex_normal_busy;
msg_scroll = FALSE; /* no msg scrolling in Normal mode */
restart_edit = 0; /* don't go to Insert mode */
p_im = FALSE; /* don't use 'insertmode' */
#ifdef FEAT_MBYTE
/*
* vgetc() expects a CSI and K_SPECIAL to have been escaped. Don't do
* this for the K_SPECIAL leading byte, otherwise special keys will not
* work.
*/
if (has_mbyte)
{
int len = 0;
/* Count the number of characters to be escaped. */
for (p = eap->arg; *p != NUL; ++p)
{
# ifdef FEAT_GUI
if (*p == CSI) /* leadbyte CSI */
len += 2;
# endif
for (l = (*mb_ptr2len)(p) - 1; l > 0; --l)
if (*++p == K_SPECIAL /* trailbyte K_SPECIAL or CSI */
# ifdef FEAT_GUI
|| *p == CSI
# endif
)
len += 2;
}
if (len > 0)
{
arg = alloc((unsigned)(STRLEN(eap->arg) + len + 1));
if (arg != NULL)
{
len = 0;
for (p = eap->arg; *p != NUL; ++p)
{
arg[len++] = *p;
# ifdef FEAT_GUI
if (*p == CSI)
{
arg[len++] = KS_EXTRA;
arg[len++] = (int)KE_CSI;
}
# endif
for (l = (*mb_ptr2len)(p) - 1; l > 0; --l)
{
arg[len++] = *++p;
if (*p == K_SPECIAL)
{
arg[len++] = KS_SPECIAL;
arg[len++] = KE_FILLER;
}
# ifdef FEAT_GUI
else if (*p == CSI)
{
arg[len++] = KS_EXTRA;
arg[len++] = (int)KE_CSI;
}
# endif
}
arg[len] = NUL;
}
}
}
}
#endif
/*
* Save the current typeahead. This is required to allow using ":normal"
* from an event handler and makes sure we don't hang when the argument
* ends with half a command.
*/
save_typeahead(&tabuf);
if (tabuf.typebuf_valid)
{
/*
* Repeat the :normal command for each line in the range. When no
* range given, execute it just once, without positioning the cursor
* first.
*/
do
{
if (eap->addr_count != 0)
{
curwin->w_cursor.lnum = eap->line1++;
curwin->w_cursor.col = 0;
}
exec_normal_cmd(
#ifdef FEAT_MBYTE
arg != NULL ? arg :
#endif
eap->arg, eap->forceit ? REMAP_NONE : REMAP_YES, FALSE);
}
while (eap->addr_count > 0 && eap->line1 <= eap->line2 && !got_int);
}
/* Might not return to the main loop when in an event handler. */
update_topline_cursor();
/* Restore the previous typeahead. */
restore_typeahead(&tabuf);
--ex_normal_busy;
msg_scroll = save_msg_scroll;
restart_edit = save_restart_edit;
p_im = save_insertmode;
finish_op = save_finish_op;
msg_didout |= save_msg_didout; /* don't reset msg_didout now */
/* Restore the state (needed when called from a function executed for
* 'indentexpr'). */
State = save_State;
#ifdef FEAT_MBYTE
vim_free(arg);
#endif
}
/*
* ":startinsert", ":startreplace" and ":startgreplace"
*/
static void
ex_startinsert(eap)
exarg_T *eap;
{
if (eap->forceit)
{
coladvance((colnr_T)MAXCOL);
curwin->w_curswant = MAXCOL;
curwin->w_set_curswant = FALSE;
}
/* Ignore the command when already in Insert mode. Inserting an
* expression register that invokes a function can do this. */
if (State & INSERT)
return;
if (eap->cmdidx == CMD_startinsert)
restart_edit = 'a';
else if (eap->cmdidx == CMD_startreplace)
restart_edit = 'R';
else
restart_edit = 'V';
if (!eap->forceit)
{
if (eap->cmdidx == CMD_startinsert)
restart_edit = 'i';
curwin->w_curswant = 0; /* avoid MAXCOL */
}
}
/*
* ":stopinsert"
*/
/*ARGSUSED*/
static void
ex_stopinsert(eap)
exarg_T *eap;
{
restart_edit = 0;
stop_insert_mode = TRUE;
}
#endif
#if defined(FEAT_EX_EXTRA) || defined(FEAT_MENU) || defined(PROTO)
/*
* Execute normal mode command "cmd".
* "remap" can be REMAP_NONE or REMAP_YES.
*/
void
exec_normal_cmd(cmd, remap, silent)
char_u *cmd;
int remap;
int silent;
{
oparg_T oa;
/*
* Stuff the argument into the typeahead buffer.
* Execute normal_cmd() until there is no typeahead left.
*/
clear_oparg(&oa);
finish_op = FALSE;
ins_typebuf(cmd, remap, 0, TRUE, silent);
while ((!stuff_empty() || (!typebuf_typed() && typebuf.tb_len > 0))
&& !got_int)
{
update_topline_cursor();
normal_cmd(&oa, FALSE); /* execute a Normal mode cmd */
}
}
#endif
#ifdef FEAT_FIND_ID
static void
ex_checkpath(eap)
exarg_T *eap;
{
find_pattern_in_path(NULL, 0, 0, FALSE, FALSE, CHECK_PATH, 1L,
eap->forceit ? ACTION_SHOW_ALL : ACTION_SHOW,
(linenr_T)1, (linenr_T)MAXLNUM);
}
#if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
/*
* ":psearch"
*/
static void
ex_psearch(eap)
exarg_T *eap;
{
g_do_tagpreview = p_pvh;
ex_findpat(eap);
g_do_tagpreview = 0;
}
#endif
static void
ex_findpat(eap)
exarg_T *eap;
{
int whole = TRUE;
long n;
char_u *p;
int action;
switch (cmdnames[eap->cmdidx].cmd_name[2])
{
case 'e': /* ":psearch", ":isearch" and ":dsearch" */
if (cmdnames[eap->cmdidx].cmd_name[0] == 'p')
action = ACTION_GOTO;
else
action = ACTION_SHOW;
break;
case 'i': /* ":ilist" and ":dlist" */
action = ACTION_SHOW_ALL;
break;
case 'u': /* ":ijump" and ":djump" */
action = ACTION_GOTO;
break;
default: /* ":isplit" and ":dsplit" */
action = ACTION_SPLIT;
break;
}
n = 1;
if (vim_isdigit(*eap->arg)) /* get count */
{
n = getdigits(&eap->arg);
eap->arg = skipwhite(eap->arg);
}
if (*eap->arg == '/') /* Match regexp, not just whole words */
{
whole = FALSE;
++eap->arg;
p = skip_regexp(eap->arg, '/', p_magic, NULL);
if (*p)
{
*p++ = NUL;
p = skipwhite(p);
/* Check for trailing illegal characters */
if (!ends_excmd(*p))
eap->errmsg = e_trailing;
else
eap->nextcmd = check_nextcmd(p);
}
}
if (!eap->skip)
find_pattern_in_path(eap->arg, 0, (int)STRLEN(eap->arg),
whole, !eap->forceit,
*eap->cmd == 'd' ? FIND_DEFINE : FIND_ANY,
n, action, eap->line1, eap->line2);
}
#endif
#ifdef FEAT_WINDOWS
# ifdef FEAT_QUICKFIX
/*
* ":ptag", ":ptselect", ":ptjump", ":ptnext", etc.
*/
static void
ex_ptag(eap)
exarg_T *eap;
{
g_do_tagpreview = p_pvh;
ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name + 1);
}
/*
* ":pedit"
*/
static void
ex_pedit(eap)
exarg_T *eap;
{
win_T *curwin_save = curwin;
g_do_tagpreview = p_pvh;
prepare_tagpreview(TRUE);
keep_help_flag = curwin_save->w_buffer->b_help;
do_exedit(eap, NULL);
keep_help_flag = FALSE;
if (curwin != curwin_save && win_valid(curwin_save))
{
/* Return cursor to where we were */
validate_cursor();
redraw_later(VALID);
win_enter(curwin_save, TRUE);
}
g_do_tagpreview = 0;
}
# endif
/*
* ":stag", ":stselect" and ":stjump".
*/
static void
ex_stag(eap)
exarg_T *eap;
{
postponed_split = -1;
postponed_split_flags = cmdmod.split;
postponed_split_tab = cmdmod.tab;
ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name + 1);
postponed_split_flags = 0;
postponed_split_tab = 0;
}
#endif
/*
* ":tag", ":tselect", ":tjump", ":tnext", etc.
*/
static void
ex_tag(eap)
exarg_T *eap;
{
ex_tag_cmd(eap, cmdnames[eap->cmdidx].cmd_name);
}
static void
ex_tag_cmd(eap, name)
exarg_T *eap;
char_u *name;
{
int cmd;
switch (name[1])
{
case 'j': cmd = DT_JUMP; /* ":tjump" */
break;
case 's': cmd = DT_SELECT; /* ":tselect" */
break;
case 'p': cmd = DT_PREV; /* ":tprevious" */
break;
case 'N': cmd = DT_PREV; /* ":tNext" */
break;
case 'n': cmd = DT_NEXT; /* ":tnext" */
break;
case 'o': cmd = DT_POP; /* ":pop" */
break;
case 'f': /* ":tfirst" */
case 'r': cmd = DT_FIRST; /* ":trewind" */
break;
case 'l': cmd = DT_LAST; /* ":tlast" */
break;
default: /* ":tag" */
#ifdef FEAT_CSCOPE
if (p_cst)
{
do_cstag(eap);
return;
}
#endif
cmd = DT_TAG;
break;
}
if (name[0] == 'l')
{
#ifndef FEAT_QUICKFIX
ex_ni(eap);
return;
#else
cmd = DT_LTAG;
#endif
}
do_tag(eap->arg, cmd, eap->addr_count > 0 ? (int)eap->line2 : 1,
eap->forceit, TRUE);
}
/*
* Evaluate cmdline variables.
*
* change '%' to curbuf->b_ffname
* '#' to curwin->w_altfile
* '<cword>' to word under the cursor
* '<cWORD>' to WORD under the cursor
* '<cfile>' to path name under the cursor
* '<sfile>' to sourced file name
* '<afile>' to file name for autocommand
* '<abuf>' to buffer number for autocommand
* '<amatch>' to matching name for autocommand
*
* When an error is detected, "errormsg" is set to a non-NULL pointer (may be
* "" for error without a message) and NULL is returned.
* Returns an allocated string if a valid match was found.
* Returns NULL if no match was found. "usedlen" then still contains the
* number of characters to skip.
*/
char_u *
eval_vars(src, srcstart, usedlen, lnump, errormsg, escaped)
char_u *src; /* pointer into commandline */
char_u *srcstart; /* beginning of valid memory for src */
int *usedlen; /* characters after src that are used */
linenr_T *lnump; /* line number for :e command, or NULL */
char_u **errormsg; /* pointer to error message */
int *escaped; /* return value has escaped white space (can
* be NULL) */
{
int i;
char_u *s;
char_u *result;
char_u *resultbuf = NULL;
int resultlen;
buf_T *buf;
int valid = VALID_HEAD + VALID_PATH; /* assume valid result */
int spec_idx;
#ifdef FEAT_MODIFY_FNAME
int skip_mod = FALSE;
#endif
static char *(spec_str[]) =
{
"%",
#define SPEC_PERC 0
"#",
#define SPEC_HASH 1
"<cword>", /* cursor word */
#define SPEC_CWORD 2
"<cWORD>", /* cursor WORD */
#define SPEC_CCWORD 3
"<cfile>", /* cursor path name */
#define SPEC_CFILE 4
"<sfile>", /* ":so" file name */
#define SPEC_SFILE 5
#ifdef FEAT_AUTOCMD
"<afile>", /* autocommand file name */
# define SPEC_AFILE 6
"<abuf>", /* autocommand buffer number */
# define SPEC_ABUF 7
"<amatch>", /* autocommand match name */
# define SPEC_AMATCH 8
#endif
#ifdef FEAT_CLIENTSERVER
"<client>"
# define SPEC_CLIENT 9
#endif
};
#define SPEC_COUNT (sizeof(spec_str) / sizeof(char *))
#if defined(FEAT_AUTOCMD) || defined(FEAT_CLIENTSERVER)
char_u strbuf[30];
#endif
*errormsg = NULL;
if (escaped != NULL)
*escaped = FALSE;
/*
* Check if there is something to do.
*/
for (spec_idx = 0; spec_idx < SPEC_COUNT; ++spec_idx)
{
*usedlen = (int)STRLEN(spec_str[spec_idx]);
if (STRNCMP(src, spec_str[spec_idx], *usedlen) == 0)
break;
}
if (spec_idx == SPEC_COUNT) /* no match */
{
*usedlen = 1;
return NULL;
}
/*
* Skip when preceded with a backslash "\%" and "\#".
* Note: In "\\%" the % is also not recognized!
*/
if (src > srcstart && src[-1] == '\\')
{
*usedlen = 0;
STRCPY(src - 1, src); /* remove backslash */
return NULL;
}
/*
* word or WORD under cursor
*/
if (spec_idx == SPEC_CWORD || spec_idx == SPEC_CCWORD)
{
resultlen = find_ident_under_cursor(&result, spec_idx == SPEC_CWORD ?
(FIND_IDENT|FIND_STRING) : FIND_STRING);
if (resultlen == 0)
{
*errormsg = (char_u *)"";
return NULL;
}
}
/*
* '#': Alternate file name
* '%': Current file name
* File name under the cursor
* File name for autocommand
* and following modifiers
*/
else
{
switch (spec_idx)
{
case SPEC_PERC: /* '%': current file */
if (curbuf->b_fname == NULL)
{
result = (char_u *)"";
valid = 0; /* Must have ":p:h" to be valid */
}
else
#ifdef RISCOS
/* Always use the full path for RISC OS if possible. */
result = curbuf->b_ffname;
if (result == NULL)
result = curbuf->b_fname;
#else
result = curbuf->b_fname;
#endif
break;
case SPEC_HASH: /* '#' or "#99": alternate file */
if (src[1] == '#') /* "##": the argument list */
{
result = arg_all();
resultbuf = result;
*usedlen = 2;
if (escaped != NULL)
*escaped = TRUE;
#ifdef FEAT_MODIFY_FNAME
skip_mod = TRUE;
#endif
break;
}
s = src + 1;
i = (int)getdigits(&s);
*usedlen = (int)(s - src); /* length of what we expand */
buf = buflist_findnr(i);
if (buf == NULL)
{
*errormsg = (char_u *)_("E194: No alternate file name to substitute for '#'");
return NULL;
}
if (lnump != NULL)
*lnump = ECMD_LAST;
if (buf->b_fname == NULL)
{
result = (char_u *)"";
valid = 0; /* Must have ":p:h" to be valid */
}
else
result = buf->b_fname;
break;
#ifdef FEAT_SEARCHPATH
case SPEC_CFILE: /* file name under cursor */
result = file_name_at_cursor(FNAME_MESS|FNAME_HYP, 1L, NULL);
if (result == NULL)
{
*errormsg = (char_u *)"";
return NULL;
}
resultbuf = result; /* remember allocated string */
break;
#endif
#ifdef FEAT_AUTOCMD
case SPEC_AFILE: /* file name for autocommand */
result = autocmd_fname;
if (result == NULL)
{
*errormsg = (char_u *)_("E495: no autocommand file name to substitute for \"<afile>\"");
return NULL;
}
break;
case SPEC_ABUF: /* buffer number for autocommand */
if (autocmd_bufnr <= 0)
{
*errormsg = (char_u *)_("E496: no autocommand buffer number to substitute for \"<abuf>\"");
return NULL;
}
sprintf((char *)strbuf, "%d", autocmd_bufnr);
result = strbuf;
break;
case SPEC_AMATCH: /* match name for autocommand */
result = autocmd_match;
if (result == NULL)
{
*errormsg = (char_u *)_("E497: no autocommand match name to substitute for \"<amatch>\"");
return NULL;
}
break;
#endif
case SPEC_SFILE: /* file name for ":so" command */
result = sourcing_name;
if (result == NULL)
{
*errormsg = (char_u *)_("E498: no :source file name to substitute for \"<sfile>\"");
return NULL;
}
break;
#if defined(FEAT_CLIENTSERVER)
case SPEC_CLIENT: /* Source of last submitted input */
sprintf((char *)strbuf, PRINTF_HEX_LONG_U,
(long_u)clientWindow);
result = strbuf;
break;
#endif
}
resultlen = (int)STRLEN(result); /* length of new string */
if (src[*usedlen] == '<') /* remove the file name extension */
{
++*usedlen;
#ifdef RISCOS
if ((s = vim_strrchr(result, '/')) != NULL && s >= gettail(result))
#else
if ((s = vim_strrchr(result, '.')) != NULL && s >= gettail(result))
#endif
resultlen = (int)(s - result);
}
#ifdef FEAT_MODIFY_FNAME
else if (!skip_mod)
{
valid |= modify_fname(src, usedlen, &result, &resultbuf,
&resultlen);
if (result == NULL)
{
*errormsg = (char_u *)"";
return NULL;
}
}
#endif
}
if (resultlen == 0 || valid != VALID_HEAD + VALID_PATH)
{
if (valid != VALID_HEAD + VALID_PATH)
/* xgettext:no-c-format */
*errormsg = (char_u *)_("E499: Empty file name for '%' or '#', only works with \":p:h\"");
else
*errormsg = (char_u *)_("E500: Evaluates to an empty string");
result = NULL;
}
else
result = vim_strnsave(result, resultlen);
vim_free(resultbuf);
return result;
}
/*
* Concatenate all files in the argument list, separated by spaces, and return
* it in one allocated string.
* Spaces and backslashes in the file names are escaped with a backslash.
* Returns NULL when out of memory.
*/
static char_u *
arg_all()
{
int len;
int idx;
char_u *retval = NULL;
char_u *p;
/*
* Do this loop two times:
* first time: compute the total length
* second time: concatenate the names
*/
for (;;)
{
len = 0;
for (idx = 0; idx < ARGCOUNT; ++idx)
{
p = alist_name(&ARGLIST[idx]);
if (p != NULL)
{
if (len > 0)
{
/* insert a space in between names */
if (retval != NULL)
retval[len] = ' ';
++len;
}
for ( ; *p != NUL; ++p)
{
if (*p == ' ' || *p == '\\')
{
/* insert a backslash */
if (retval != NULL)
retval[len] = '\\';
++len;
}
if (retval != NULL)
retval[len] = *p;
++len;
}
}
}
/* second time: break here */
if (retval != NULL)
{
retval[len] = NUL;
break;
}
/* allocate memory */
retval = alloc(len + 1);
if (retval == NULL)
break;
}
return retval;
}
#if defined(FEAT_AUTOCMD) || defined(PROTO)
/*
* Expand the <sfile> string in "arg".
*
* Returns an allocated string, or NULL for any error.
*/
char_u *
expand_sfile(arg)
char_u *arg;
{
char_u *errormsg;
int len;
char_u *result;
char_u *newres;
char_u *repl;
int srclen;
char_u *p;
result = vim_strsave(arg);
if (result == NULL)
return NULL;
for (p = result; *p; )
{
if (STRNCMP(p, "<sfile>", 7) != 0)
++p;
else
{
/* replace "<sfile>" with the sourced file name, and do ":" stuff */
repl = eval_vars(p, result, &srclen, NULL, &errormsg, NULL);
if (errormsg != NULL)
{
if (*errormsg)
emsg(errormsg);
vim_free(result);
return NULL;
}
if (repl == NULL) /* no match (cannot happen) */
{
p += srclen;
continue;
}
len = (int)STRLEN(result) - srclen + (int)STRLEN(repl) + 1;
newres = alloc(len);
if (newres == NULL)
{
vim_free(repl);
vim_free(result);
return NULL;
}
mch_memmove(newres, result, (size_t)(p - result));
STRCPY(newres + (p - result), repl);
len = (int)STRLEN(newres);
STRCAT(newres, p + srclen);
vim_free(repl);
vim_free(result);
result = newres;
p = newres + len; /* continue after the match */
}
}
return result;
}
#endif
#ifdef FEAT_SESSION
static int ses_winsizes __ARGS((FILE *fd, int restore_size,
win_T *tab_firstwin));
static int ses_win_rec __ARGS((FILE *fd, frame_T *fr));
static frame_T *ses_skipframe __ARGS((frame_T *fr));
static int ses_do_frame __ARGS((frame_T *fr));
static int ses_do_win __ARGS((win_T *wp));
static int ses_arglist __ARGS((FILE *fd, char *cmd, garray_T *gap, int fullname, unsigned *flagp));
static int ses_put_fname __ARGS((FILE *fd, char_u *name, unsigned *flagp));
static int ses_fname __ARGS((FILE *fd, buf_T *buf, unsigned *flagp));
/*
* Write openfile commands for the current buffers to an .exrc file.
* Return FAIL on error, OK otherwise.
*/
static int
makeopens(fd, dirnow)
FILE *fd;
char_u *dirnow; /* Current directory name */
{
buf_T *buf;
int only_save_windows = TRUE;
int nr;
int cnr = 1;
int restore_size = TRUE;
win_T *wp;
char_u *sname;
win_T *edited_win = NULL;
int tabnr;
win_T *tab_firstwin;
frame_T *tab_topframe;
if (ssop_flags & SSOP_BUFFERS)
only_save_windows = FALSE; /* Save ALL buffers */
/*
* Begin by setting the this_session variable, and then other
* sessionable variables.
*/
#ifdef FEAT_EVAL
if (put_line(fd, "let v:this_session=expand(\"<sfile>:p\")") == FAIL)
return FAIL;
if (ssop_flags & SSOP_GLOBALS)
if (store_session_globals(fd) == FAIL)
return FAIL;
#endif
/*
* Close all windows but one.
*/
if (put_line(fd, "silent only") == FAIL)
return FAIL;
/*
* Now a :cd command to the session directory or the current directory
*/
if (ssop_flags & SSOP_SESDIR)
{
if (put_line(fd, "exe \"cd \" . escape(expand(\"<sfile>:p:h\"), ' ')")
== FAIL)
return FAIL;
}
else if (ssop_flags & SSOP_CURDIR)
{
sname = home_replace_save(NULL, globaldir != NULL ? globaldir : dirnow);
if (sname == NULL
|| fputs("cd ", fd) < 0
|| ses_put_fname(fd, sname, &ssop_flags) == FAIL
|| put_eol(fd) == FAIL)
{
vim_free(sname);
return FAIL;
}
vim_free(sname);
}
/*
* If there is an empty, unnamed buffer we will wipe it out later.
* Remember the buffer number.
*/
if (put_line(fd, "if expand('%') == '' && !&modified && line('$') <= 1 && getline(1) == ''") == FAIL)
return FAIL;
if (put_line(fd, " let s:wipebuf = bufnr('%')") == FAIL)
return FAIL;
if (put_line(fd, "endif") == FAIL)
return FAIL;
/*
* Now save the current files, current buffer first.
*/
if (put_line(fd, "set shortmess=aoO") == FAIL)
return FAIL;
/* Now put the other buffers into the buffer list */
for (buf = firstbuf; buf != NULL; buf = buf->b_next)
{
if (!(only_save_windows && buf->b_nwindows == 0)
&& !(buf->b_help && !(ssop_flags & SSOP_HELP))
&& buf->b_fname != NULL
&& buf->b_p_bl)
{
if (fprintf(fd, "badd +%ld ", buf->b_wininfo == NULL ? 1L
: buf->b_wininfo->wi_fpos.lnum) < 0
|| ses_fname(fd, buf, &ssop_flags) == FAIL)
return FAIL;
}
}
/* the global argument list */
if (ses_arglist(fd, "args", &global_alist.al_ga,
!(ssop_flags & SSOP_CURDIR), &ssop_flags) == FAIL)
return FAIL;
if (ssop_flags & SSOP_RESIZE)
{
/* Note: after the restore we still check it worked!*/
if (fprintf(fd, "set lines=%ld columns=%ld" , Rows, Columns) < 0
|| put_eol(fd) == FAIL)
return FAIL;
}
#ifdef FEAT_GUI
if (gui.in_use && (ssop_flags & SSOP_WINPOS))
{
int x, y;
if (gui_mch_get_winpos(&x, &y) == OK)
{
/* Note: after the restore we still check it worked!*/
if (fprintf(fd, "winpos %d %d", x, y) < 0 || put_eol(fd) == FAIL)
return FAIL;
}
}
#endif
/*
* May repeat putting Windows for each tab, when "tabpages" is in
* 'sessionoptions'.
* Don't use goto_tabpage(), it may change directory and trigger
* autocommands.
*/
tab_firstwin = firstwin; /* first window in tab page "tabnr" */
tab_topframe = topframe;
for (tabnr = 1; ; ++tabnr)
{
int need_tabnew = FALSE;
if ((ssop_flags & SSOP_TABPAGES))
{
tabpage_T *tp = find_tabpage(tabnr);
if (tp == NULL)
break; /* done all tab pages */
if (tp == curtab)
{
tab_firstwin = firstwin;
tab_topframe = topframe;
}
else
{
tab_firstwin = tp->tp_firstwin;
tab_topframe = tp->tp_topframe;
}
if (tabnr > 1)
need_tabnew = TRUE;
}
/*
* Before creating the window layout, try loading one file. If this
* is aborted we don't end up with a number of useless windows.
* This may have side effects! (e.g., compressed or network file).
*/
for (wp = tab_firstwin; wp != NULL; wp = wp->w_next)
{
if (ses_do_win(wp)
&& wp->w_buffer->b_ffname != NULL
&& !wp->w_buffer->b_help
#ifdef FEAT_QUICKFIX
&& !bt_nofile(wp->w_buffer)
#endif
)
{
if (fputs(need_tabnew ? "tabedit " : "edit ", fd) < 0
|| ses_fname(fd, wp->w_buffer, &ssop_flags) == FAIL)
return FAIL;
need_tabnew = FALSE;
if (!wp->w_arg_idx_invalid)
edited_win = wp;
break;
}
}
/* If no file got edited create an empty tab page. */
if (need_tabnew && put_line(fd, "tabnew") == FAIL)
return FAIL;
/*
* Save current window layout.
*/
if (put_line(fd, "set splitbelow splitright") == FAIL)
return FAIL;
if (ses_win_rec(fd, tab_topframe) == FAIL)
return FAIL;
if (!p_sb && put_line(fd, "set nosplitbelow") == FAIL)
return FAIL;
if (!p_spr && put_line(fd, "set nosplitright") == FAIL)
return FAIL;
/*
* Check if window sizes can be restored (no windows omitted).
* Remember the window number of the current window after restoring.
*/
nr = 0;
for (wp = tab_firstwin; wp != NULL; wp = W_NEXT(wp))
{
if (ses_do_win(wp))
++nr;
else
restore_size = FALSE;
if (curwin == wp)
cnr = nr;
}
/* Go to the first window. */
if (put_line(fd, "wincmd t") == FAIL)
return FAIL;
/*
* If more than one window, see if sizes can be restored.
* First set 'winheight' and 'winwidth' to 1 to avoid the windows being
* resized when moving between windows.
* Do this before restoring the view, so that the topline and the
* cursor can be set. This is done again below.
*/
if (put_line(fd, "set winheight=1 winwidth=1") == FAIL)
return FAIL;
if (nr > 1 && ses_winsizes(fd, restore_size, tab_firstwin) == FAIL)
return FAIL;
/*
* Restore the view of the window (options, file, cursor, etc.).
*/
for (wp = tab_firstwin; wp != NULL; wp = wp->w_next)
{
if (!ses_do_win(wp))
continue;
if (put_view(fd, wp, wp != edited_win, &ssop_flags) == FAIL)
return FAIL;
if (nr > 1 && put_line(fd, "wincmd w") == FAIL)
return FAIL;
}
/*
* Restore cursor to the current window if it's not the first one.
*/
if (cnr > 1 && (fprintf(fd, "%dwincmd w", cnr) < 0
|| put_eol(fd) == FAIL))
return FAIL;
/*
* Restore window sizes again after jumping around in windows, because
* the current window has a minimum size while others may not.
*/
if (nr > 1 && ses_winsizes(fd, restore_size, tab_firstwin) == FAIL)
return FAIL;
/* Don't continue in another tab page when doing only the current one
* or when at the last tab page. */
if (!(ssop_flags & SSOP_TABPAGES))
break;
}
if (ssop_flags & SSOP_TABPAGES)
{
if (fprintf(fd, "tabnext %d", tabpage_index(curtab)) < 0
|| put_eol(fd) == FAIL)
return FAIL;
}
/*
* Wipe out an empty unnamed buffer we started in.
*/
if (put_line(fd, "if exists('s:wipebuf')") == FAIL)
return FAIL;
if (put_line(fd, " silent exe 'bwipe ' . s:wipebuf") == FAIL)
return FAIL;
if (put_line(fd, "endif") == FAIL)
return FAIL;
if (put_line(fd, "unlet! s:wipebuf") == FAIL)
return FAIL;
/* Re-apply 'winheight', 'winwidth' and 'shortmess'. */
if (fprintf(fd, "set winheight=%ld winwidth=%ld shortmess=%s",
p_wh, p_wiw, p_shm) < 0 || put_eol(fd) == FAIL)
return FAIL;
/*
* Lastly, execute the x.vim file if it exists.
*/
if (put_line(fd, "let s:sx = expand(\"<sfile>:p:r\").\"x.vim\"") == FAIL
|| put_line(fd, "if file_readable(s:sx)") == FAIL
|| put_line(fd, " exe \"source \" . s:sx") == FAIL
|| put_line(fd, "endif") == FAIL)
return FAIL;
return OK;
}
static int
ses_winsizes(fd, restore_size, tab_firstwin)
FILE *fd;
int restore_size;
win_T *tab_firstwin;
{
int n = 0;
win_T *wp;
if (restore_size && (ssop_flags & SSOP_WINSIZE))
{
for (wp = tab_firstwin; wp != NULL; wp = wp->w_next)
{
if (!ses_do_win(wp))
continue;
++n;
/* restore height when not full height */
if (wp->w_height + wp->w_status_height < topframe->fr_height
&& (fprintf(fd,
"exe '%dresize ' . ((&lines * %ld + %ld) / %ld)",
n, (long)wp->w_height, Rows / 2, Rows) < 0
|| put_eol(fd) == FAIL))
return FAIL;
/* restore width when not full width */
if (wp->w_width < Columns && (fprintf(fd,
"exe 'vert %dresize ' . ((&columns * %ld + %ld) / %ld)",
n, (long)wp->w_width, Columns / 2, Columns) < 0
|| put_eol(fd) == FAIL))
return FAIL;
}
}
else
{
/* Just equalise window sizes */
if (put_line(fd, "wincmd =") == FAIL)
return FAIL;
}
return OK;
}
/*
* Write commands to "fd" to recursively create windows for frame "fr",
* horizontally and vertically split.
* After the commands the last window in the frame is the current window.
* Returns FAIL when writing the commands to "fd" fails.
*/
static int
ses_win_rec(fd, fr)
FILE *fd;
frame_T *fr;
{
frame_T *frc;
int count = 0;
if (fr->fr_layout != FR_LEAF)
{
/* Find first frame that's not skipped and then create a window for
* each following one (first frame is already there). */
frc = ses_skipframe(fr->fr_child);
if (frc != NULL)
while ((frc = ses_skipframe(frc->fr_next)) != NULL)
{
/* Make window as big as possible so that we have lots of room
* to split. */
if (put_line(fd, "wincmd _ | wincmd |") == FAIL
|| put_line(fd, fr->fr_layout == FR_COL
? "split" : "vsplit") == FAIL)
return FAIL;
++count;
}
/* Go back to the first window. */
if (count > 0 && (fprintf(fd, fr->fr_layout == FR_COL
? "%dwincmd k" : "%dwincmd h", count) < 0
|| put_eol(fd) == FAIL))
return FAIL;
/* Recursively create frames/windows in each window of this column or
* row. */
frc = ses_skipframe(fr->fr_child);
while (frc != NULL)
{
ses_win_rec(fd, frc);
frc = ses_skipframe(frc->fr_next);
/* Go to next window. */
if (frc != NULL && put_line(fd, "wincmd w") == FAIL)
return FAIL;
}
}
return OK;
}
/*
* Skip frames that don't contain windows we want to save in the Session.
* Returns NULL when there none.
*/
static frame_T *
ses_skipframe(fr)
frame_T *fr;
{
frame_T *frc;
for (frc = fr; frc != NULL; frc = frc->fr_next)
if (ses_do_frame(frc))
break;
return frc;
}
/*
* Return TRUE if frame "fr" has a window somewhere that we want to save in
* the Session.
*/
static int
ses_do_frame(fr)
frame_T *fr;
{
frame_T *frc;
if (fr->fr_layout == FR_LEAF)
return ses_do_win(fr->fr_win);
for (frc = fr->fr_child; frc != NULL; frc = frc->fr_next)
if (ses_do_frame(frc))
return TRUE;
return FALSE;
}
/*
* Return non-zero if window "wp" is to be stored in the Session.
*/
static int
ses_do_win(wp)
win_T *wp;
{
if (wp->w_buffer->b_fname == NULL
#ifdef FEAT_QUICKFIX
/* When 'buftype' is "nofile" can't restore the window contents. */
|| bt_nofile(wp->w_buffer)
#endif
)
return (ssop_flags & SSOP_BLANK);
if (wp->w_buffer->b_help)
return (ssop_flags & SSOP_HELP);
return TRUE;
}
/*
* Write commands to "fd" to restore the view of a window.
* Caller must make sure 'scrolloff' is zero.
*/
static int
put_view(fd, wp, add_edit, flagp)
FILE *fd;
win_T *wp;
int add_edit; /* add ":edit" command to view */
unsigned *flagp; /* vop_flags or ssop_flags */
{
win_T *save_curwin;
int f;
int do_cursor;
int did_next = FALSE;
/* Always restore cursor position for ":mksession". For ":mkview" only
* when 'viewoptions' contains "cursor". */
do_cursor = (flagp == &ssop_flags || *flagp & SSOP_CURSOR);
/*
* Local argument list.
*/
if (wp->w_alist == &global_alist)
{
if (put_line(fd, "argglobal") == FAIL)
return FAIL;
}
else
{
if (ses_arglist(fd, "arglocal", &wp->w_alist->al_ga,
flagp == &vop_flags
|| !(*flagp & SSOP_CURDIR)
|| wp->w_localdir != NULL, flagp) == FAIL)
return FAIL;
}
/* Only when part of a session: restore the argument index. Some
* arguments may have been deleted, check if the index is valid. */
if (wp->w_arg_idx != 0 && wp->w_arg_idx <= WARGCOUNT(wp)
&& flagp == &ssop_flags)
{
if (fprintf(fd, "%ldnext", (long)wp->w_arg_idx) < 0
|| put_eol(fd) == FAIL)
return FAIL;
did_next = TRUE;
}
/* Edit the file. Skip this when ":next" already did it. */
if (add_edit && (!did_next || wp->w_arg_idx_invalid))
{
/*
* Load the file.
*/
if (wp->w_buffer->b_ffname != NULL
#ifdef FEAT_QUICKFIX
&& !bt_nofile(wp->w_buffer)
#endif
)
{
/*
* Editing a file in this buffer: use ":edit file".
* This may have side effects! (e.g., compressed or network file).
*/
if (fputs("edit ", fd) < 0
|| ses_fname(fd, wp->w_buffer, flagp) == FAIL)
return FAIL;
}
else
{
/* No file in this buffer, just make it empty. */
if (put_line(fd, "enew") == FAIL)
return FAIL;
#ifdef FEAT_QUICKFIX
if (wp->w_buffer->b_ffname != NULL)
{
/* The buffer does have a name, but it's not a file name. */
if (fputs("file ", fd) < 0
|| ses_fname(fd, wp->w_buffer, flagp) == FAIL)
return FAIL;
}
#endif
do_cursor = FALSE;
}
}
/*
* Local mappings and abbreviations.
*/
if ((*flagp & (SSOP_OPTIONS | SSOP_LOCALOPTIONS))
&& makemap(fd, wp->w_buffer) == FAIL)
return FAIL;
/*
* Local options. Need to go to the window temporarily.
* Store only local values when using ":mkview" and when ":mksession" is
* used and 'sessionoptions' doesn't include "options".
* Some folding options are always stored when "folds" is included,
* otherwise the folds would not be restored correctly.
*/
save_curwin = curwin;
curwin = wp;
curbuf = curwin->w_buffer;
if (*flagp & (SSOP_OPTIONS | SSOP_LOCALOPTIONS))
f = makeset(fd, OPT_LOCAL,
flagp == &vop_flags || !(*flagp & SSOP_OPTIONS));
#ifdef FEAT_FOLDING
else if (*flagp & SSOP_FOLDS)
f = makefoldset(fd);
#endif
else
f = OK;
curwin = save_curwin;
curbuf = curwin->w_buffer;
if (f == FAIL)
return FAIL;
#ifdef FEAT_FOLDING
/*
* Save Folds when 'buftype' is empty and for help files.
*/
if ((*flagp & SSOP_FOLDS)
&& wp->w_buffer->b_ffname != NULL
# ifdef FEAT_QUICKFIX
&& (*wp->w_buffer->b_p_bt == NUL || wp->w_buffer->b_help)
# endif
)
{
if (put_folds(fd, wp) == FAIL)
return FAIL;
}
#endif
/*
* Set the cursor after creating folds, since that moves the cursor.
*/
if (do_cursor)
{
/* Restore the cursor line in the file and relatively in the
* window. Don't use "G", it changes the jumplist. */
if (fprintf(fd, "let s:l = %ld - ((%ld * winheight(0) + %ld) / %ld)",
(long)wp->w_cursor.lnum,
(long)(wp->w_cursor.lnum - wp->w_topline),
(long)wp->w_height / 2, (long)wp->w_height) < 0
|| put_eol(fd) == FAIL
|| put_line(fd, "if s:l < 1 | let s:l = 1 | endif") == FAIL
|| put_line(fd, "exe s:l") == FAIL
|| put_line(fd, "normal! zt") == FAIL
|| fprintf(fd, "%ld", (long)wp->w_cursor.lnum) < 0
|| put_eol(fd) == FAIL)
return FAIL;
/* Restore the cursor column and left offset when not wrapping. */
if (wp->w_cursor.col == 0)
{
if (put_line(fd, "normal! 0") == FAIL)
return FAIL;
}
else
{
if (!wp->w_p_wrap && wp->w_leftcol > 0 && wp->w_width > 0)
{
if (fprintf(fd,
"let s:c = %ld - ((%ld * winwidth(0) + %ld) / %ld)",
(long)wp->w_cursor.col,
(long)(wp->w_cursor.col - wp->w_leftcol),
(long)wp->w_width / 2, (long)wp->w_width) < 0
|| put_eol(fd) == FAIL
|| put_line(fd, "if s:c > 0") == FAIL
|| fprintf(fd,
" exe 'normal! 0' . s:c . 'lzs' . (%ld - s:c) . 'l'",
(long)wp->w_cursor.col) < 0
|| put_eol(fd) == FAIL
|| put_line(fd, "else") == FAIL
|| fprintf(fd, " normal! 0%dl", wp->w_cursor.col) < 0
|| put_eol(fd) == FAIL
|| put_line(fd, "endif") == FAIL)
return FAIL;
}
else
{
if (fprintf(fd, "normal! 0%dl", wp->w_cursor.col) < 0
|| put_eol(fd) == FAIL)
return FAIL;
}
}
}
/*
* Local directory.
*/
if (wp->w_localdir != NULL)
{
if (fputs("lcd ", fd) < 0
|| ses_put_fname(fd, wp->w_localdir, flagp) == FAIL
|| put_eol(fd) == FAIL)
return FAIL;
did_lcd = TRUE;
}
return OK;
}
/*
* Write an argument list to the session file.
* Returns FAIL if writing fails.
*/
static int
ses_arglist(fd, cmd, gap, fullname, flagp)
FILE *fd;
char *cmd;
garray_T *gap;
int fullname; /* TRUE: use full path name */
unsigned *flagp;
{
int i;
char_u buf[MAXPATHL];
char_u *s;
if (gap->ga_len == 0)
return put_line(fd, "silent! argdel *");
if (fputs(cmd, fd) < 0)
return FAIL;
for (i = 0; i < gap->ga_len; ++i)
{
/* NULL file names are skipped (only happens when out of memory). */
s = alist_name(&((aentry_T *)gap->ga_data)[i]);
if (s != NULL)
{
if (fullname)
{
(void)vim_FullName(s, buf, MAXPATHL, FALSE);
s = buf;
}
if (fputs(" ", fd) < 0 || ses_put_fname(fd, s, flagp) == FAIL)
return FAIL;
}
}
return put_eol(fd);
}
/*
* Write a buffer name to the session file.
* Also ends the line.
* Returns FAIL if writing fails.
*/
static int
ses_fname(fd, buf, flagp)
FILE *fd;
buf_T *buf;
unsigned *flagp;
{
char_u *name;
/* Use the short file name if the current directory is known at the time
* the session file will be sourced.
* Don't do this for ":mkview", we don't know the current directory.
* Don't do this after ":lcd", we don't keep track of what the current
* directory is. */
if (buf->b_sfname != NULL
&& flagp == &ssop_flags
&& (ssop_flags & (SSOP_CURDIR | SSOP_SESDIR))
&& !did_lcd)
name = buf->b_sfname;
else
name = buf->b_ffname;
if (ses_put_fname(fd, name, flagp) == FAIL || put_eol(fd) == FAIL)
return FAIL;
return OK;
}
/*
* Write a file name to the session file.
* Takes care of the "slash" option in 'sessionoptions' and escapes special
* characters.
* Returns FAIL if writing fails.
*/
static int
ses_put_fname(fd, name, flagp)
FILE *fd;
char_u *name;
unsigned *flagp;
{
char_u *sname;
int retval = OK;
int c;
sname = home_replace_save(NULL, name);
if (sname != NULL)
name = sname;
while (*name != NUL)
{
#ifdef FEAT_MBYTE
{
int l;
if (has_mbyte && (l = (*mb_ptr2len)(name)) > 1)
{
/* copy a multibyte char */
while (--l >= 0)
{
if (putc(*name, fd) != *name)
retval = FAIL;
++name;
}
continue;
}
}
#endif
c = *name++;
if (c == '\\' && (*flagp & SSOP_SLASH))
/* change a backslash to a forward slash */
c = '/';
else if ((vim_strchr(escape_chars, c) != NULL
#ifdef BACKSLASH_IN_FILENAME
&& c != '\\'
#endif
) || c == '#' || c == '%')
{
/* escape a special character with a backslash */
if (putc('\\', fd) != '\\')
retval = FAIL;
}
if (putc(c, fd) != c)
retval = FAIL;
}
vim_free(sname);
return retval;
}
/*
* ":loadview [nr]"
*/
static void
ex_loadview(eap)
exarg_T *eap;
{
char_u *fname;
fname = get_view_file(*eap->arg);
if (fname != NULL)
{
do_source(fname, FALSE, DOSO_NONE);
vim_free(fname);
}
}
/*
* Get the name of the view file for the current buffer.
*/
static char_u *
get_view_file(c)
int c;
{
int len = 0;
char_u *p, *s;
char_u *retval;
char_u *sname;
if (curbuf->b_ffname == NULL)
{
EMSG(_(e_noname));
return NULL;
}
sname = home_replace_save(NULL, curbuf->b_ffname);
if (sname == NULL)
return NULL;
/*
* We want a file name without separators, because we're not going to make
* a directory.
* "normal" path separator -> "=+"
* "=" -> "=="
* ":" path separator -> "=-"
*/
for (p = sname; *p; ++p)
if (*p == '=' || vim_ispathsep(*p))
++len;
retval = alloc((unsigned)(STRLEN(sname) + len + STRLEN(p_vdir) + 9));
if (retval != NULL)
{
STRCPY(retval, p_vdir);
add_pathsep(retval);
s = retval + STRLEN(retval);
for (p = sname; *p; ++p)
{
if (*p == '=')
{
*s++ = '=';
*s++ = '=';
}
else if (vim_ispathsep(*p))
{
*s++ = '=';
#if defined(BACKSLASH_IN_FILENAME) || defined(AMIGA) || defined(RISCOS) \
|| defined(VMS)
if (*p == ':')
*s++ = '-';
else
#endif
*s++ = '+';
}
else
*s++ = *p;
}
*s++ = '=';
*s++ = c;
STRCPY(s, ".vim");
}
vim_free(sname);
return retval;
}
#endif /* FEAT_SESSION */
/*
* Write end-of-line character(s) for ":mkexrc", ":mkvimrc" and ":mksession".
* Return FAIL for a write error.
*/
int
put_eol(fd)
FILE *fd;
{
if (
#ifdef USE_CRNL
(
# ifdef MKSESSION_NL
!mksession_nl &&
# endif
(putc('\r', fd) < 0)) ||
#endif
(putc('\n', fd) < 0))
return FAIL;
return OK;
}
/*
* Write a line to "fd".
* Return FAIL for a write error.
*/
int
put_line(fd, s)
FILE *fd;
char *s;
{
if (fputs(s, fd) < 0 || put_eol(fd) == FAIL)
return FAIL;
return OK;
}
#ifdef FEAT_VIMINFO
/*
* ":rviminfo" and ":wviminfo".
*/
static void
ex_viminfo(eap)
exarg_T *eap;
{
char_u *save_viminfo;
save_viminfo = p_viminfo;
if (*p_viminfo == NUL)
p_viminfo = (char_u *)"'100";
if (eap->cmdidx == CMD_rviminfo)
{
if (read_viminfo(eap->arg, TRUE, TRUE, eap->forceit) == FAIL)
EMSG(_("E195: Cannot open viminfo file for reading"));
}
else
write_viminfo(eap->arg, eap->forceit);
p_viminfo = save_viminfo;
}
#endif
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) || defined(PROTO)
/*
* Make a dialog message in "buff[IOSIZE]".
* "format" must contain "%s".
*/
void
dialog_msg(buff, format, fname)
char_u *buff;
char *format;
char_u *fname;
{
if (fname == NULL)
fname = (char_u *)_("Untitled");
vim_snprintf((char *)buff, IOSIZE, format, fname);
}
#endif
/*
* ":behave {mswin,xterm}"
*/
static void
ex_behave(eap)
exarg_T *eap;
{
if (STRCMP(eap->arg, "mswin") == 0)
{
set_option_value((char_u *)"selection", 0L, (char_u *)"exclusive", 0);
set_option_value((char_u *)"selectmode", 0L, (char_u *)"mouse,key", 0);
set_option_value((char_u *)"mousemodel", 0L, (char_u *)"popup", 0);
set_option_value((char_u *)"keymodel", 0L,
(char_u *)"startsel,stopsel", 0);
}
else if (STRCMP(eap->arg, "xterm") == 0)
{
set_option_value((char_u *)"selection", 0L, (char_u *)"inclusive", 0);
set_option_value((char_u *)"selectmode", 0L, (char_u *)"", 0);
set_option_value((char_u *)"mousemodel", 0L, (char_u *)"extend", 0);
set_option_value((char_u *)"keymodel", 0L, (char_u *)"", 0);
}
else
EMSG2(_(e_invarg2), eap->arg);
}
#ifdef FEAT_AUTOCMD
static int filetype_detect = FALSE;
static int filetype_plugin = FALSE;
static int filetype_indent = FALSE;
/*
* ":filetype [plugin] [indent] {on,off,detect}"
* on: Load the filetype.vim file to install autocommands for file types.
* off: Load the ftoff.vim file to remove all autocommands for file types.
* plugin on: load filetype.vim and ftplugin.vim
* plugin off: load ftplugof.vim
* indent on: load filetype.vim and indent.vim
* indent off: load indoff.vim
*/
static void
ex_filetype(eap)
exarg_T *eap;
{
char_u *arg = eap->arg;
int plugin = FALSE;
int indent = FALSE;
if (*eap->arg == NUL)
{
/* Print current status. */
smsg((char_u *)"filetype detection:%s plugin:%s indent:%s",
filetype_detect ? "ON" : "OFF",
filetype_plugin ? (filetype_detect ? "ON" : "(on)") : "OFF",
filetype_indent ? (filetype_detect ? "ON" : "(on)") : "OFF");
return;
}
/* Accept "plugin" and "indent" in any order. */
for (;;)
{
if (STRNCMP(arg, "plugin", 6) == 0)
{
plugin = TRUE;
arg = skipwhite(arg + 6);
continue;
}
if (STRNCMP(arg, "indent", 6) == 0)
{
indent = TRUE;
arg = skipwhite(arg + 6);
continue;
}
break;
}
if (STRCMP(arg, "on") == 0 || STRCMP(arg, "detect") == 0)
{
if (*arg == 'o' || !filetype_detect)
{
source_runtime((char_u *)FILETYPE_FILE, TRUE);
filetype_detect = TRUE;
if (plugin)
{
source_runtime((char_u *)FTPLUGIN_FILE, TRUE);
filetype_plugin = TRUE;
}
if (indent)
{
source_runtime((char_u *)INDENT_FILE, TRUE);
filetype_indent = TRUE;
}
}
if (*arg == 'd')
{
(void)do_doautocmd((char_u *)"filetypedetect BufRead", TRUE);
do_modelines(0);
}
}
else if (STRCMP(arg, "off") == 0)
{
if (plugin || indent)
{
if (plugin)
{
source_runtime((char_u *)FTPLUGOF_FILE, TRUE);
filetype_plugin = FALSE;
}
if (indent)
{
source_runtime((char_u *)INDOFF_FILE, TRUE);
filetype_indent = FALSE;
}
}
else
{
source_runtime((char_u *)FTOFF_FILE, TRUE);
filetype_detect = FALSE;
}
}
else
EMSG2(_(e_invarg2), arg);
}
/*
* ":setfiletype {name}"
*/
static void
ex_setfiletype(eap)
exarg_T *eap;
{
if (!did_filetype)
set_option_value((char_u *)"filetype", 0L, eap->arg, OPT_LOCAL);
}
#endif
/*ARGSUSED*/
static void
ex_digraphs(eap)
exarg_T *eap;
{
#ifdef FEAT_DIGRAPHS
if (*eap->arg != NUL)
putdigraph(eap->arg);
else
listdigraphs();
#else
EMSG(_("E196: No digraphs in this version"));
#endif
}
static void
ex_set(eap)
exarg_T *eap;
{
int flags = 0;
if (eap->cmdidx == CMD_setlocal)
flags = OPT_LOCAL;
else if (eap->cmdidx == CMD_setglobal)
flags = OPT_GLOBAL;
#if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD) && defined(FEAT_BROWSE)
if (cmdmod.browse && flags == 0)
ex_options(eap);
else
#endif
(void)do_set(eap->arg, flags);
}
#ifdef FEAT_SEARCH_EXTRA
/*
* ":nohlsearch"
*/
/*ARGSUSED*/
static void
ex_nohlsearch(eap)
exarg_T *eap;
{
no_hlsearch = TRUE;
redraw_all_later(SOME_VALID);
}
/*
* ":[N]match {group} {pattern}"
* Sets nextcmd to the start of the next command, if any. Also called when
* skipping commands to find the next command.
*/
static void
ex_match(eap)
exarg_T *eap;
{
char_u *p;
char_u *end;
int c;
int mi;
if (eap->line2 <= 3)
mi = eap->line2 - 1;
else
{
EMSG(e_invcmd);
return;
}
/* First clear any old pattern. */
if (!eap->skip)
{
vim_free(curwin->w_match[mi].regprog);
curwin->w_match[mi].regprog = NULL;
vim_free(curwin->w_match_pat[mi]);
curwin->w_match_pat[mi] = NULL;
redraw_later(SOME_VALID); /* always need a redraw */
}
if (ends_excmd(*eap->arg))
end = eap->arg;
else if ((STRNICMP(eap->arg, "none", 4) == 0
&& (vim_iswhite(eap->arg[4]) || ends_excmd(eap->arg[4]))))
end = eap->arg + 4;
else
{
p = skiptowhite(eap->arg);
if (!eap->skip)
{
curwin->w_match_id[mi] = syn_namen2id(eap->arg,
(int)(p - eap->arg));
if (curwin->w_match_id[mi] == 0)
{
EMSG2(_(e_nogroup), eap->arg);
return;
}
}
p = skipwhite(p);
if (*p == NUL)
{
/* There must be two arguments. */
EMSG2(_(e_invarg2), eap->arg);
return;
}
end = skip_regexp(p + 1, *p, TRUE, NULL);
if (!eap->skip)
{
if (*end != NUL && !ends_excmd(*skipwhite(end + 1)))
{
eap->errmsg = e_trailing;
return;
}
if (*end != *p)
{
EMSG2(_(e_invarg2), p);
return;
}
c = *end;
*end = NUL;
curwin->w_match[mi].regprog = vim_regcomp(p + 1, RE_MAGIC);
if (curwin->w_match[mi].regprog == NULL)
{
EMSG2(_(e_invarg2), p);
*end = c;
return;
}
curwin->w_match_pat[mi] = vim_strsave(p + 1);
*end = c;
}
}
eap->nextcmd = find_nextcmd(end);
}
#endif
#ifdef FEAT_CRYPT
/*
* ":X": Get crypt key
*/
/*ARGSUSED*/
static void
ex_X(eap)
exarg_T *eap;
{
(void)get_crypt_key(TRUE, TRUE);
}
#endif
#ifdef FEAT_FOLDING
static void
ex_fold(eap)
exarg_T *eap;
{
if (foldManualAllowed(TRUE))
foldCreate(eap->line1, eap->line2);
}
static void
ex_foldopen(eap)
exarg_T *eap;
{
opFoldRange(eap->line1, eap->line2, eap->cmdidx == CMD_foldopen,
eap->forceit, FALSE);
}
static void
ex_folddo(eap)
exarg_T *eap;
{
linenr_T lnum;
/* First set the marks for all lines closed/open. */
for (lnum = eap->line1; lnum <= eap->line2; ++lnum)
if (hasFolding(lnum, NULL, NULL) == (eap->cmdidx == CMD_folddoclosed))
ml_setmarked(lnum);
/* Execute the command on the marked lines. */
global_exe(eap->arg);
ml_clearmarked(); /* clear rest of the marks */
}
#endif
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