/* vmsish.h
*
* VMS-specific C header file for perl5.
*
* Last revised: 16-Sep-1998 by Charles Bailey [email protected]
* Version: 5.5.2
*/
#ifndef __vmsish_h_included
#define __vmsish_h_included
#include <descrip.h> /* for dirent struct definitions */
#include <libdef.h> /* status codes for various places */
#include <rmsdef.h> /* at which errno and vaxc$errno are */
#include <ssdef.h> /* explicitly set in the perl source code */
#include <stsdef.h> /* bitmasks for exit status testing */
/* Suppress compiler warnings from DECC for VMS-specific extensions:
* ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values
* (e.g. pointer fields of descriptors)
*/
#if defined(__DECC) || defined(__DECCXX)
# pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT)
#endif
/* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */
#ifdef _toupper
# undef _toupper
#endif
#define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040)
#ifdef _tolower
# undef _tolower
#endif
#define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040)
/* DECC 1.3 has a funny definition of abs; it's fixed in DECC 4.0, so this
* can go away once DECC 1.3 isn't in use any more. */
#if defined(__ALPHA) && (defined(__DECC) || defined(__DECCXX))
#undef abs
#define abs(__x) __ABS(__x)
#undef labs
#define labs(__x) __LABS(__x)
#endif /* __ALPHA && __DECC */
/* Assorted things to look like Unix */
#ifdef __GNUC__
#ifndef _IOLBF /* gcc's stdio.h doesn't define this */
#define _IOLBF 1
#endif
#endif
#include <processes.h> /* for vfork() */
#include <unixio.h>
#include <unixlib.h>
#include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */
#if (defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000) || defined(__DECCXX)
# include <unistd.h> /* DECC has this; gcc doesn't */
#endif
#ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */
# define DONT_MASK_RTL_CALLS
#endif
/* Note that we do, in fact, have this */
#define HAS_GETENV_SV
#define HAS_GETENV_LEN
/* All this stiff is for the x2P programs. Hopefully they'll still work */
#if defined(PERL_FOR_X2P)
#ifndef aTHX_
#define aTHX_
#endif
#ifndef pTHX_
#define pTHX_
#endif
#ifndef pTHX
#define pTHX
#endif
#endif
#ifndef DONT_MASK_RTL_CALLS
# ifdef getenv
# undef getenv
# endif
/* getenv used for regular logical names */
# define getenv(v) Perl_my_getenv(aTHX_ v,TRUE)
#endif
#ifdef getenv_len
# undef getenv_len
#endif
#define getenv_len(v,l) Perl_my_getenv_len(aTHX_ v,l,TRUE)
/* DECC introduces this routine in the RTL as of VMS 7.0; for now,
* we'll use ours, since it gives us the full VMS exit status. */
#define waitpid my_waitpid
/* Don't redeclare standard RTL routines in Perl's header files;
* VMS history or extensions makes some of the formal protoypes
* differ from the common Unix forms.
*/
#define DONT_DECLARE_STD 1
/* Our own contribution to PerlShr's global symbols . . . */
#define prime_env_iter Perl_prime_env_iter
#define vms_image_init Perl_vms_image_init
#define my_tmpfile Perl_my_tmpfile
#define vmstrnenv Perl_vmstrnenv
#if !defined(PERL_IMPLICIT_CONTEXT)
#define my_getenv_len Perl_my_getenv_len
#define vmssetenv Perl_vmssetenv
#define my_trnlnm Perl_my_trnlnm
#define my_setenv Perl_my_setenv
#define my_getenv Perl_my_getenv
#define tounixspec Perl_tounixspec
#define tounixspec_ts Perl_tounixspec_ts
#define tovmsspec Perl_tovmsspec
#define tovmsspec_ts Perl_tovmsspec_ts
#define tounixpath Perl_tounixpath
#define tounixpath_ts Perl_tounixpath_ts
#define tovmspath Perl_tovmspath
#define tovmspath_ts Perl_tovmspath_ts
#define do_rmdir Perl_do_rmdir
#define fileify_dirspec Perl_fileify_dirspec
#define fileify_dirspec_ts Perl_fileify_dirspec_ts
#define pathify_dirspec Perl_pathify_dirspec
#define pathify_dirspec_ts Perl_pathify_dirspec_ts
#define trim_unixpath Perl_trim_unixpath
#define opendir Perl_opendir
#define rmscopy Perl_rmscopy
#define my_mkdir Perl_my_mkdir
#define vms_do_aexec Perl_vms_do_aexec
#define vms_do_exec Perl_vms_do_exec
#define my_waitpid Perl_my_waitpid
#define my_crypt Perl_my_crypt
#define kill_file Perl_kill_file
#define my_utime Perl_my_utime
#define my_chdir Perl_my_chdir
#define do_aspawn Perl_do_aspawn
#define seekdir Perl_seekdir
#define my_gmtime Perl_my_gmtime
#define my_localtime Perl_my_localtime
#define my_time Perl_my_time
#define do_spawn Perl_do_spawn
#define flex_fstat Perl_flex_fstat
#define flex_stat Perl_flex_stat
#define cando_by_name Perl_cando_by_name
#define my_getpwnam Perl_my_getpwnam
#define my_getpwuid Perl_my_getpwuid
#define my_flush Perl_my_flush
#define readdir Perl_readdir
#else
#define my_getenv_len(a,b,c) Perl_my_getenv_len(aTHX_ a,b,c)
#define vmssetenv(a,b,c) Perl_vmssetenv(aTHX_ a,b,c)
#define my_trnlnm(a,b,c) Perl_my_trnlnm(aTHX_ a,b,c)
#define my_setenv(a,b) Perl_my_setenv(aTHX_ a,b)
#define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b)
#define tounixspec(a,b) Perl_tounixspec(aTHX_ a,b)
#define tounixspec_ts(a,b) Perl_tounixspec_ts(aTHX_ a,b)
#define tovmsspec(a,b) Perl_tovmsspec(aTHX_ a,b)
#define tovmsspec_t(a,b) Perl_tovmsspec_ts(aTHX_ a,b)
#define tounixpath(a,b) Perl_tounixpath(aTHX_ a,b)
#define tounixpath_ts(a,b) Perl_tounixpath_ts(aTHX_ a,b)
#define tovmspath(a,b) Perl_tovmspath(aTHX_ a,b)
#define tovmspath_ts(a,b) Perl_tovmspath_ts(aTHX_ a,b)
#define do_rmdir(a) Perl_do_rmdir(aTHX_ a)
#define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
#define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
#define pathify_dirspec Perl_pathify_dirspec
#define pathify_dirspec_ts Perl_pathify_dirspec_ts
#define rmsexpand(a,b,c,d) Perl_rmsexpand(aTHX_ a,b,c,d)
#define rmsexpand_ts(a,b,c,d) Perl_rmsexpand_ts(aTHX_ a,b,c,d)
#define trim_unixpath(a,b,c) Perl_trim_unixpath(aTHX_ a,b,c)
#define opendir(a) Perl_opendir(aTHX_ a)
#define rmscopy(a,b,c) Perl_rmscopy(aTHX_ a,b,c)
#define my_mkdir(a,b) Perl_my_mkdir(aTHX_ a,b)
#define vms_do_aexec(a,b,c) Perl_vms_do_aexec(aTHX_ a,b,c)
#define vms_do_exec(a) Perl_vms_do_exec(aTHX_ a)
#define my_waitpid(a,b,c) Perl_my_waitpid(aTHX_ a,b,c)
#define my_crypt(a,b) Perl_my_crypt(aTHX_ a,b)
#define kill_file(a) Perl_kill_file(aTHX_ a)
#define my_utime(a,b) Perl_my_utime(aTHX_ a,b)
#define my_chdir(a) Perl_my_chdir(aTHX_ a)
#define do_aspawn(a,b,c) Perl_do_aspawn(aTHX_ a,b,c)
#define seekdir(a,b) Perl_seekdir(aTHX_ a,b)
#define my_gmtime(a) Perl_my_gmtime(aTHX_ a)
#define my_localtime(a) Perl_my_localtime(aTHX_ a)
#define my_time(a) Perl_my_time(aTHX_ a)
#define do_spawn(a) Perl_do_spawn(aTHX_ a)
#define flex_fstat(a,b) Perl_flex_fstat(aTHX_ a,b)
#define cando_by_name(a,b,c) Perl_cando_by_name(aTHX_ a,b,c)
#define flex_stat(a,b) Perl_flex_stat(aTHX_ a,b)
#define my_getpwnam(a) Perl_my_getpwnam(aTHX_ a)
#define my_getpwuid(a) Perl_my_getpwuid(aTHX_ a)
#define my_flush(a) Perl_my_flush(aTHX_ a)
#define readdir(a) Perl_readdir(aTHX_ a)
#endif
#define my_gconvert Perl_my_gconvert
#define telldir Perl_telldir
#define closedir Perl_closedir
#define vmsreaddirversions Perl_vmsreaddirversions
#define my_sigemptyset Perl_my_sigemptyset
#define my_sigfillset Perl_my_sigfillset
#define my_sigaddset Perl_my_sigaddset
#define my_sigdelset Perl_my_sigdelset
#define my_sigismember Perl_my_sigismember
#define my_sigprocmask Perl_my_sigprocmask
#define my_vfork Perl_my_vfork
#define my_fdopen Perl_my_fdopen
#define my_fclose Perl_my_fclose
#define my_fwrite Perl_my_fwrite
#define my_getpwent Perl_my_getpwent
#define my_endpwent Perl_my_endpwent
#define my_getlogin Perl_my_getlogin
#define init_os_extras Perl_init_os_extras
/* Delete if at all possible, changing protections if necessary. */
#define unlink kill_file
/*
* Intercept calls to fork, so we know whether subsequent calls to
* exec should be handled in VMSish or Unixish style.
*/
#define fork my_vfork
#ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */
# ifdef vfork
# undef vfork
# endif
# define vfork my_vfork
#endif
/*
* Toss in a shim to tmpfile which creates a plain temp file if the
* RMS tmp mechanism won't work (e.g. if someone is relying on ACLs
* from a specific directory to permit creation of files).
*/
#ifndef DONT_MASK_RTL_CALLS
# define tmpfile Perl_my_tmpfile
#endif
/* BIG_TIME:
* This symbol is defined if Time_t is an unsigned type on this system.
*/
#define BIG_TIME
/* ACME_MESS:
* This symbol, if defined, indicates that error messages should be
* should be generated in a format that allows the use of the Acme
* GUI/editor's autofind feature.
*/
#undef ACME_MESS /**/
/* ALTERNATE_SHEBANG:
* This symbol, if defined, contains a "magic" string which may be used
* as the first line of a Perl program designed to be executed directly
* by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
* begins with a character other then #, then Perl will only treat
* it as a command line if if finds the string "perl" in the first
* word; otherwise it's treated as the first line of code in the script.
* (IOW, Perl won't hand off to another interpreter via an alternate
* shebang sequence that might be legal Perl code.)
*/
#define ALTERNATE_SHEBANG "$"
/* Lower case entry points for these are missing in some earlier RTLs
* so we borrow the defines and declares from errno.h and upcase them.
*/
#if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 50500000)
# define errno (*CMA$TIS_ERRNO_GET_ADDR())
# define vaxc$errno (*CMA$TIS_VMSERRNO_GET_ADDR())
int *CMA$TIS_ERRNO_GET_ADDR (void); /* UNIX style error code */
int *CMA$TIS_VMSERRNO_GET_ADDR (void); /* VMS error (errno == EVMSERR) */
#endif
/* Macros to set errno using the VAX thread-safe calls, if present */
#if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA)
# define set_errno(v) (cma$tis_errno_set_value(v))
void cma$tis_errno_set_value(int __value); /* missing in some errno.h */
# define set_vaxc_errno(v) (vaxc$errno = (v))
#else
# define set_errno(v) (errno = (v))
# define set_vaxc_errno(v) (vaxc$errno = (v))
#endif
/* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */
#define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */
#define HINT_V_VMSISH 24
#define HINT_M_VMSISH_STATUS 0x40000000 /* system, $? return VMS status */
#define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */
#define NATIVE_HINTS (PL_hints >> HINT_V_VMSISH) /* used in op.c */
#define TEST_VMSISH(h) (PL_curcop->op_private & ((h) >> HINT_V_VMSISH))
#define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS)
#define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME)
/* VMS-specific data storage */
#define HAVE_INTERP_INTERN
struct interp_intern {
int hushed;
double inv_rand_max;
};
#define VMSISH_HUSHED (PL_sys_intern.hushed)
#define MY_INV_RAND_MAX (PL_sys_intern.inv_rand_max)
/* Flags for vmstrnenv() */
#define PERL__TRNENV_SECURE 0x01
/* Handy way to vet calls to VMS system services and RTL routines. */
#define _ckvmssts(call) STMT_START { register unsigned long int __ckvms_sts; \
if (!((__ckvms_sts=(call))&1)) { \
set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \
__ckvms_sts,__FILE__,__LINE__); } } STMT_END
/* Same thing, but don't call back to Perl's croak(); useful for errors
* occurring during startup, before Perl's state is initialized */
#define _ckvmssts_noperl(call) STMT_START { register unsigned long int __ckvms_sts; \
if (!((__ckvms_sts=(call))&1)) { \
set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
fprintf(stderr,"Fatal VMS error (status=%d) at %s, line %d", \
__ckvms_sts,__FILE__,__LINE__); lib$signal(__ckvms_sts); } } STMT_END
#ifdef VMS_DO_SOCKETS
#include "sockadapt.h"
#define PERL_SOCK_SYSREAD_IS_RECV
#define PERL_SOCK_SYSWRITE_IS_SEND
#endif
#define BIT_BUCKET "_NLA0:"
#define PERL_SYS_INIT(c,v) vms_image_init((c),(v)); MALLOC_INIT
#define PERL_SYS_TERM() OP_REFCNT_TERM; MALLOC_TERM
#define dXSUB_SYS
#define HAS_KILL
#define HAS_WAIT
#define PERL_FS_VER_FMT "%d_%d_%d"
/* Temporary; we need to add support for this to Configure.Com */
#ifdef PERL_INC_VERSION_LIST
# undef PERL_INC_VERSION_LIST
#endif
/* VMS:
* This symbol, if defined, indicates that the program is running under
* VMS. It's a symbol automagically defined by all VMS C compilers I've seen.
* Just in case, however . . . */
#ifndef VMS
#define VMS /**/
#endif
/* HAS_IOCTL:
* This symbol, if defined, indicates that the ioctl() routine is
* available to set I/O characteristics
*/
#undef HAS_IOCTL /**/
/* HAS_UTIME:
* This symbol, if defined, indicates that the routine utime() is
* available to update the access and modification times of files.
*/
#define HAS_UTIME /**/
/* HAS_GROUP
* This symbol, if defined, indicates that the getgrnam() and
* getgrgid() routines are available to get group entries.
* The getgrent() has a separate definition, HAS_GETGRENT.
*/
#undef HAS_GROUP /**/
/* HAS_PASSWD
* This symbol, if defined, indicates that the getpwnam() and
* getpwuid() routines are available to get password entries.
* The getpwent() has a separate definition, HAS_GETPWENT.
*/
#define HAS_PASSWD /**/
#define HAS_KILL
#define HAS_WAIT
/* USEMYBINMODE
* This symbol, if defined, indicates that the program should
* use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
* that a file is in "binary" mode -- that is, that no translation
* of bytes occurs on read or write operations.
*/
#undef USEMYBINMODE
/* Stat_t:
* This symbol holds the type used to declare buffers for information
* returned by stat(). It's usually just struct stat. It may be necessary
* to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
* information.
*/
/* VMS:
* We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS
* is in effect, since Perl's thread.h embeds one of these structs in its
* thread data struct, and our struct mystat is a different size from the
* regular struct stat (cf. note above about having to pad struct to work
* around bug in compiler.)
* It's OK to pass one of these to the RTL's stat(), though, since the
* fields it fills are the same in each struct.
*/
#define Stat_t struct mystat
/* USE_STAT_RDEV:
* This symbol is defined if this system has a stat structure declaring
* st_rdev
* VMS: Field exists in POSIXish version of struct stat(), but is not used.
*/
#undef USE_STAT_RDEV /**/
/*
* fwrite1() should be a routine with the same calling sequence as fwrite(),
* but which outputs all of the bytes requested as a single stream (unlike
* fwrite() itself, which on some systems outputs several distinct records
* if the number_of_items parameter is >1).
*/
#define fwrite1 my_fwrite
#ifndef DONT_MASK_RTL_CALLS
# define fwrite my_fwrite /* for PerlSIO_fwrite */
# define fdopen my_fdopen
# define fclose my_fclose
#endif
/* By default, flush data all the way to disk, not just to RMS buffers */
#define Fflush(fp) my_flush(fp)
/* Use our own rmdir() */
#define rmdir(name) do_rmdir(name)
/* Assorted fiddling with sigs . . . */
# include <signal.h>
#define ABORT() abort()
/* Used with our my_utime() routine in vms.c */
struct utimbuf {
time_t actime;
time_t modtime;
};
#define utime my_utime
/* This is what times() returns, but <times.h> calls it tbuffer_t on VMS
* prior to v7.0. We check the DECC manifest to see whether it's already
* done this for us, relying on the fact that perl.h #includes <time.h>
* before it #includes "vmsish.h".
*/
#ifndef __TMS
struct tms {
clock_t tms_utime; /* user time */
clock_t tms_stime; /* system time - always 0 on VMS */
clock_t tms_cutime; /* user time, children */
clock_t tms_cstime; /* system time, children - always 0 on VMS */
};
#else
/* The new headers change the times() prototype to tms from tbuffer */
# define tbuffer_t struct tms
#endif
/* Substitute our own routines for gmtime(), localtime(), and time(),
* which allow us to implement the vmsish 'time' pragma, and work
* around absence of system-level UTC support on old versions of VMS.
*/
#define gmtime(t) my_gmtime(t)
#define localtime(t) my_localtime(t)
#define time(t) my_time(t)
/* If we're using an older version of VMS whose Unix signal emulation
* isn't very POSIXish, then roll our own.
*/
#if __VMS_VER < 70000000 || __DECC_VER < 50200000
# define HOMEGROWN_POSIX_SIGNALS
#endif
#ifdef HOMEGROWN_POSIX_SIGNALS
# define sigemptyset(t) my_sigemptyset(t)
# define sigfillset(t) my_sigfillset(t)
# define sigaddset(t, u) my_sigaddset(t, u)
# define sigdelset(t, u) my_sigdelset(t, u)
# define sigismember(t, u) my_sigismember(t, u)
# define sigprocmask(t, u, v) my_sigprocmask(t, u, v)
# ifndef _SIGSET_T
typedef int sigset_t;
# endif
/* The tools for sigprocmask() are there, just not the routine itself */
# ifndef SIG_UNBLOCK
# define SIG_UNBLOCK 1
# endif
# ifndef SIG_BLOCK
# define SIG_BLOCK 2
# endif
# ifndef SIG_SETMASK
# define SIG_SETMASK 3
# endif
# define sigaction sigvec
# define sa_flags sv_onstack
# define sa_handler sv_handler
# define sa_mask sv_mask
# define sigsuspend(set) sigpause(*set)
# define sigpending(a) (not_here("sigpending"),0)
#else
/*
* The C RTL's sigaction fails to check for invalid signal numbers so we
* help it out a bit.
*/
# ifndef DONT_MASK_RTL_CALLS
# define sigaction(a,b,c) Perl_my_sigaction(aTHX_ a,b,c)
# endif
#endif
#ifdef KILL_BY_SIGPRC
# define kill Perl_my_kill
#endif
/* VMS doesn't use a real sys_nerr, but we need this when scanning for error
* messages in text strings . . .
*/
#define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */
/* Look up new %ENV values on the fly */
#define DYNAMIC_ENV_FETCH 1
/* Special getenv function for retrieving %ENV elements. */
#define ENVgetenv(v) my_getenv(v,FALSE)
#define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE)
/* Thin jacket around cuserid() to match Unix' calling sequence */
#define getlogin my_getlogin
/* Ditto for sys$hash_password() . . . */
#define crypt(a,b) Perl_my_crypt(aTHX_ a,b)
/* Tweak arg to mkdir & chdir first, so we can tolerate trailing /. */
#define Mkdir(dir,mode) Perl_my_mkdir(aTHX_ (dir),(mode))
#define Chdir(dir) my_chdir((dir))
/* Use our own stat() clones, which handle Unix-style directory names */
#define Stat(name,bufptr) flex_stat(name,bufptr)
#define Fstat(fd,bufptr) Perl_flex_fstat(aTHX_ fd,bufptr)
/* Setup for the dirent routines:
* opendir(), closedir(), readdir(), seekdir(), telldir(), and
* vmsreaddirversions(), and preprocessor stuff on which these depend:
* Written by Rich $alz, <[email protected]> in August, 1990.
*/
/* Data structure returned by READDIR(). */
struct dirent {
char d_name[256]; /* File name */
int d_namlen; /* Length of d_name */
int vms_verscount; /* Number of versions */
int vms_versions[20]; /* Version numbers */
};
/* Handle returned by opendir(), used by the other routines. You
* are not supposed to care what's inside this structure. */
typedef struct _dirdesc {
long context;
int vms_wantversions;
unsigned long int count;
char *pattern;
struct dirent entry;
struct dsc$descriptor_s pat;
} DIR;
#define rewinddir(dirp) seekdir((dirp), 0)
/* used for our emulation of getpw* */
struct passwd {
char *pw_name; /* Username */
char *pw_passwd;
Uid_t pw_uid; /* UIC member number */
Gid_t pw_gid; /* UIC group number */
char *pw_comment; /* Default device/directory (Unix-style) */
char *pw_gecos; /* Owner */
char *pw_dir; /* Default device/directory (VMS-style) */
char *pw_shell; /* Default CLI name (eg. DCL) */
};
#define pw_unixdir pw_comment /* Default device/directory (Unix-style) */
#define getpwnam my_getpwnam
#define getpwuid my_getpwuid
#define getpwent my_getpwent
#define endpwent my_endpwent
#define setpwent my_endpwent
/* Our own stat_t substitute, since we play with st_dev and st_ino -
* we want atomic types so Unix-bound code which compares these fields
* for two files will work most of the time under VMS.
* N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) ==
* sizeof(unsigned) + sizeof(unsigned short). We can't use a union type
* to map the unsigned int we want and the unsigned short[3] the CRTL
* returns into the same member, since gcc has different ideas than DECC
* and VAXC about sizing union types.
* N.B. 2. The routine cando() in vms.c assumes that &stat.st_ino is the
* address of a FID.
*/
/* First, grab the system types, so we don't clobber them later */
#include <stat.h>
/* Since we've got to match the size of the CRTL's stat_t, we need
* to mimic DECC's alignment settings.
*/
#if defined(__DECC) || defined(__DECCXX)
# pragma __member_alignment __save
# pragma __nomember_alignment
#endif
#if defined(__DECC)
# pragma __message __save
# pragma __message disable (__MISALGNDSTRCT)
# pragma __message disable (__MISALGNDMEM)
#endif
struct mystat
{
char *st_devnam; /* pointer to device name */
unsigned st_ino; /* hack - CRTL uses unsigned short[3] for */
unsigned short rvn; /* FID (num,seq,rvn) */
unsigned short st_mode; /* file "mode" i.e. prot, dir, reg, etc. */
int st_nlink; /* for compatibility - not really used */
unsigned st_uid; /* from ACP - QIO uic field */
unsigned short st_gid; /* group number extracted from st_uid */
dev_t st_rdev; /* for compatibility - always zero */
off_t st_size; /* file size in bytes */
unsigned st_atime; /* file access time; always same as st_mtime */
unsigned st_mtime; /* last modification time */
unsigned st_ctime; /* file creation time */
char st_fab_rfm; /* record format */
char st_fab_rat; /* record attributes */
char st_fab_fsz; /* fixed header size */
unsigned st_dev; /* encoded device name */
/* Pad struct out to integral number of longwords, since DECC 5.6/VAX
* has a bug in dealing with offsets in structs in which are embedded
* other structs whose size is an odd number of bytes. (An even
* number of bytes is enough to make it happy, but we go for natural
* alignment anyhow.)
*/
char st_fill1[sizeof(void *) - (3*sizeof(unsigned short) + 3*sizeof(char))%sizeof(void *)];
};
typedef unsigned mydev_t;
typedef unsigned myino_t;
/*
* DEC C previous to 6.0 corrupts the behavior of the /prefix
* qualifier with the extern prefix pragma. This provisional
* hack circumvents this prefix pragma problem in previous
* precompilers.
*/
#if defined(__VMS_VER) && __VMS_VER >= 70000000
# if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 60000000)
# pragma __extern_prefix save
# pragma __extern_prefix "" /* set to empty to prevent prefixing */
# define geteuid decc$__unix_geteuid
# define getuid decc$__unix_getuid
# define stat(__p1,__p2) decc$__utc_stat(__p1,__p2)
# define fstat(__p1,__p2) decc$__utc_fstat(__p1,__p2)
# pragma __extern_prefix restore
# endif
#endif
#ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */
# ifdef stat
# undef stat
# endif
# define stat mystat
# define dev_t mydev_t
# define ino_t myino_t
#endif
#if defined(__DECC) || defined(__DECCXX)
# pragma __member_alignment __restore
#endif
#if defined(__DECC)
# pragma __message __restore
#endif
/* Cons up a 'delete' bit for testing access */
#define S_IDUSR (S_IWUSR | S_IXUSR)
#define S_IDGRP (S_IWGRP | S_IXGRP)
#define S_IDOTH (S_IWOTH | S_IXOTH)
/* Prototypes for functions unique to vms.c. Don't include replacements
* for routines in the mainline source files excluded by #ifndef VMS;
* their prototypes are already in proto.h.
*
* In order to keep Gen_ShrFls.Pl happy, functions which are to be made
* available to images linked to PerlShr.Exe must be declared between the
* __VMS_PROTOTYPES__ and __VMS_SEPYTOTORP__ lines, and must be in the form
* <data type><TAB>name<WHITESPACE>(<prototype args>);
*/
#ifdef NO_PERL_TYPEDEFS
/* We don't have Perl typedefs available (e.g. when building a2p), so
we fake them here. N.B. There is *no* guarantee that the faked
prototypes will actually match the real routines. If you want to
call Perl routines, include perl.h to get the real typedefs. */
# ifndef bool
# define bool int
# define __MY_BOOL_TYPE_FAKE
# endif
# ifndef I32
# define I32 int
# define __MY_I32_TYPE_FAKE
# endif
# ifndef SV
# define SV void /* Since we only see SV * in prototypes */
# define __MY_SV_TYPE_FAKE
# endif
#endif
void prime_env_iter (void);
void init_os_extras ();
/* prototype section start marker; `typedef' passes through cpp */
typedef char __VMS_PROTOTYPES__;
int Perl_vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int);
#if !defined(PERL_IMPLICIT_CONTEXT)
char * Perl_my_getenv (const char *, bool);
int Perl_my_trnlnm (const char *, char *, unsigned long int);
char * Perl_tounixspec (char *, char *);
char * Perl_tounixspec_ts (char *, char *);
char * Perl_tovmsspec (char *, char *);
char * Perl_tovmsspec_ts (char *, char *);
char * Perl_tounixpath (char *, char *);
char * Perl_tounixpath_ts (char *, char *);
char * Perl_tovmspath (char *, char *);
char * Perl_tovmspath_ts (char *, char *);
int Perl_do_rmdir (char *);
char * Perl_fileify_dirspec (char *, char *);
char * Perl_fileify_dirspec_ts (char *, char *);
char * Perl_pathify_dirspec (char *, char *);
char * Perl_pathify_dirspec_ts (char *, char *);
char * Perl_rmsexpand (char *, char *, char *, unsigned);
char * Perl_rmsexpand_ts (char *, char *, char *, unsigned);
int Perl_trim_unixpath (char *, char*, int);
DIR * Perl_opendir (char *);
int Perl_rmscopy (char *, char *, int);
int Perl_my_mkdir (char *, Mode_t);
bool Perl_vms_do_aexec (SV *, SV **, SV **);
#else
char * Perl_my_getenv (pTHX_ const char *, bool);
int Perl_my_trnlnm (pTHX_ const char *, char *, unsigned long int);
char * Perl_tounixspec (pTHX_ char *, char *);
char * Perl_tounixspec_ts (pTHX_ char *, char *);
char * Perl_tovmsspec (pTHX_ char *, char *);
char * Perl_tovmsspec_ts (pTHX_ char *, char *);
char * Perl_tounixpath (pTHX_ char *, char *);
char * Perl_tounixpath_ts (pTHX_ char *, char *);
char * Perl_tovmspath (pTHX_ char *, char *);
char * Perl_tovmspath_ts (pTHX_ char *, char *);
int Perl_do_rmdir (pTHX_ char *);
char * Perl_fileify_dirspec (pTHX_ char *, char *);
char * Perl_fileify_dirspec_ts (pTHX_ char *, char *);
char * Perl_pathify_dirspec (pTHX_ char *, char *);
char * Perl_pathify_dirspec_ts (pTHX_ char *, char *);
char * Perl_rmsexpand (pTHX_ char *, char *, char *, unsigned);
char * Perl_rmsexpand_ts (pTHX_ char *, char *, char *, unsigned);
int Perl_trim_unixpath (pTHX_ char *, char*, int);
DIR * Perl_opendir (pTHX_ char *);
int Perl_rmscopy (pTHX_ char *, char *, int);
int Perl_my_mkdir (pTHX_ char *, Mode_t);
bool Perl_vms_do_aexec (pTHX_ SV *, SV **, SV **);
#endif
char * Perl_my_getenv_len (pTHX_ const char *, unsigned long *, bool);
int Perl_vmssetenv (pTHX_ char *, char *, struct dsc$descriptor_s **);
void Perl_vmssetuserlnm(pTHX_ char *name, char *eqv);
char * Perl_my_crypt (pTHX_ const char *, const char *);
Pid_t Perl_my_waitpid (pTHX_ Pid_t, int *, int);
char * my_gconvert (double, int, int, char *);
int Perl_kill_file (pTHX_ char *);
int Perl_my_chdir (pTHX_ char *);
FILE * Perl_my_tmpfile ();
#ifndef HOMEGROWN_POSIX_SIGNALS
int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*);
#endif
#ifdef KILL_BY_SIGPRC
unsigned int Perl_sig_to_vmscondition (int);
int Perl_my_kill (int, int);
void Perl_csighandler_init (void);
#endif
int Perl_my_utime (pTHX_ char *, struct utimbuf *);
void Perl_vms_image_init (int *, char ***);
struct dirent * Perl_readdir (pTHX_ DIR *);
long telldir (DIR *);
void Perl_seekdir (pTHX_ DIR *, long);
void closedir (DIR *);
void vmsreaddirversions (DIR *, int);
struct tm * Perl_my_gmtime (pTHX_ const time_t *);
struct tm * Perl_my_localtime (pTHX_ const time_t *);
time_t Perl_my_time (pTHX_ time_t *);
#ifdef HOMEGROWN_POSIX_SIGNALS
int my_sigemptyset (sigset_t *);
int my_sigfillset (sigset_t *);
int my_sigaddset (sigset_t *, int);
int my_sigdelset (sigset_t *, int);
int my_sigismember (sigset_t *, int);
int my_sigprocmask (int, sigset_t *, sigset_t *);
#endif
I32 Perl_cando_by_name (pTHX_ I32, Uid_t, char *);
int Perl_flex_fstat (pTHX_ int, Stat_t *);
int Perl_flex_stat (pTHX_ const char *, Stat_t *);
int my_vfork ();
bool Perl_vms_do_exec (pTHX_ char *);
unsigned long int Perl_do_aspawn (pTHX_ void *, void **, void **);
unsigned long int Perl_do_spawn (pTHX_ char *);
FILE * my_fdopen (int, const char *);
int my_fclose (FILE *);
int my_fwrite (const void *, size_t, size_t, FILE *);
int Perl_my_flush (pTHX_ FILE *);
struct passwd * Perl_my_getpwnam (pTHX_ char *name);
struct passwd * Perl_my_getpwuid (pTHX_ Uid_t uid);
void my_endpwent ();
char * my_getlogin ();
typedef char __VMS_SEPYTOTORP__;
/* prototype section end marker; `typedef' passes through cpp */
#ifdef NO_PERL_TYPEDEFS /* We'll try not to scramble later files */
# ifdef __MY_BOOL_TYPE_FAKE
# undef bool
# undef __MY_BOOL_TYPE_FAKE
# endif
# ifdef __MY_I32_TYPE_FAKE
# undef I32
# undef __MY_I32_TYPE_FAKE
# endif
# ifdef __MY_SV_TYPE_FAKE
# undef SV
# undef __MY_SV_TYPE_FAKE
# endif
#endif
#ifndef VMS_DO_SOCKETS
/* This relies on tricks in perl.h to pick up that these manifest constants
* are undefined and set up conversion routines. It will then redefine
* these manifest constants, so the actual values will match config.h
*/
#undef HAS_HTONS
#undef HAS_NTOHS
#undef HAS_HTONL
#undef HAS_NTOHL
#endif
/* The C RTL manual says to undef the macro for DEC C 5.2 and lower. */
#if defined(fileno) && defined(__DECC_VER) && __DECC_VER < 50300000
# undef fileno
#endif
#define NO_ENVIRON_ARRAY
#endif /* __vmsish_h_included */
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