3 * VMS-specific C header file for perl5.
5 * Last revised: 16-Sep-1998 by Charles Bailey bailey@newman.upenn.edu
9 #ifndef __vmsish_h_included
10 #define __vmsish_h_included
12 #include <descrip.h> /* for dirent struct definitions */
13 #include <libdef.h> /* status codes for various places */
14 #include <rmsdef.h> /* at which errno and vaxc$errno are */
15 #include <ssdef.h> /* explicitly set in the perl source code */
16 #include <stsdef.h> /* bitmasks for exit status testing */
18 /* Suppress compiler warnings from DECC for VMS-specific extensions:
19 * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values
20 * (e.g. pointer fields of descriptors)
22 #if defined(__DECC) || defined(__DECCXX)
23 # pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT)
26 /* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */
30 #define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040)
34 #define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040)
35 /* DECC 1.3 has a funny definition of abs; it's fixed in DECC 4.0, so this
36 * can go away once DECC 1.3 isn't in use any more. */
37 #if defined(__ALPHA) && (defined(__DECC) || defined(__DECCXX))
39 #define abs(__x) __ABS(__x)
41 #define labs(__x) __LABS(__x)
42 #endif /* __ALPHA && __DECC */
44 /* Assorted things to look like Unix */
46 #ifndef _IOLBF /* gcc's stdio.h doesn't define this */
50 #include <processes.h> /* for vfork() */
53 #include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */
54 #if (defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000) || defined(__DECCXX)
55 # include <unistd.h> /* DECC has this; gcc doesn't */
58 #ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */
59 # define DONT_MASK_RTL_CALLS
62 /* Note that we do, in fact, have this */
64 #define HAS_GETENV_LEN
66 /* All this stiff is for the x2P programs. Hopefully they'll still work */
67 #if defined(PERL_FOR_X2P)
79 #ifndef DONT_MASK_RTL_CALLS
83 /* getenv used for regular logical names */
84 # define getenv(v) Perl_my_getenv(aTHX_ v,TRUE)
89 #define getenv_len(v,l) Perl_my_getenv_len(aTHX_ v,l,TRUE)
91 /* DECC introduces this routine in the RTL as of VMS 7.0; for now,
92 * we'll use ours, since it gives us the full VMS exit status. */
93 #define waitpid my_waitpid
95 /* Don't redeclare standard RTL routines in Perl's header files;
96 * VMS history or extensions makes some of the formal protoypes
97 * differ from the common Unix forms.
99 #define DONT_DECLARE_STD 1
101 /* Our own contribution to PerlShr's global symbols . . . */
102 #define prime_env_iter Perl_prime_env_iter
103 #define vms_image_init Perl_vms_image_init
104 #define my_tmpfile Perl_my_tmpfile
105 #define vmstrnenv Perl_vmstrnenv
106 #if !defined(PERL_IMPLICIT_CONTEXT)
107 #define my_getenv_len Perl_my_getenv_len
108 #define vmssetenv Perl_vmssetenv
109 #define my_trnlnm Perl_my_trnlnm
110 #define my_setenv Perl_my_setenv
111 #define my_getenv Perl_my_getenv
112 #define tounixspec Perl_tounixspec
113 #define tounixspec_ts Perl_tounixspec_ts
114 #define tovmsspec Perl_tovmsspec
115 #define tovmsspec_ts Perl_tovmsspec_ts
116 #define tounixpath Perl_tounixpath
117 #define tounixpath_ts Perl_tounixpath_ts
118 #define tovmspath Perl_tovmspath
119 #define tovmspath_ts Perl_tovmspath_ts
120 #define do_rmdir Perl_do_rmdir
121 #define fileify_dirspec Perl_fileify_dirspec
122 #define fileify_dirspec_ts Perl_fileify_dirspec_ts
123 #define pathify_dirspec Perl_pathify_dirspec
124 #define pathify_dirspec_ts Perl_pathify_dirspec_ts
125 #define trim_unixpath Perl_trim_unixpath
126 #define opendir Perl_opendir
127 #define rmscopy Perl_rmscopy
128 #define my_mkdir Perl_my_mkdir
129 #define vms_do_aexec Perl_vms_do_aexec
130 #define vms_do_exec Perl_vms_do_exec
131 #define my_waitpid Perl_my_waitpid
132 #define my_crypt Perl_my_crypt
133 #define kill_file Perl_kill_file
134 #define my_utime Perl_my_utime
135 #define my_chdir Perl_my_chdir
136 #define do_aspawn Perl_do_aspawn
137 #define seekdir Perl_seekdir
138 #define my_gmtime Perl_my_gmtime
139 #define my_localtime Perl_my_localtime
140 #define my_time Perl_my_time
141 #define do_spawn Perl_do_spawn
142 #define flex_fstat Perl_flex_fstat
143 #define flex_stat Perl_flex_stat
144 #define cando_by_name Perl_cando_by_name
145 #define my_getpwnam Perl_my_getpwnam
146 #define my_getpwuid Perl_my_getpwuid
147 #define my_flush Perl_my_flush
148 #define readdir Perl_readdir
149 #define readdir_r Perl_readdir_r
151 #define my_getenv_len(a,b,c) Perl_my_getenv_len(aTHX_ a,b,c)
152 #define vmssetenv(a,b,c) Perl_vmssetenv(aTHX_ a,b,c)
153 #define my_trnlnm(a,b,c) Perl_my_trnlnm(aTHX_ a,b,c)
154 #define my_setenv(a,b) Perl_my_setenv(aTHX_ a,b)
155 #define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b)
156 #define tounixspec(a,b) Perl_tounixspec(aTHX_ a,b)
157 #define tounixspec_ts(a,b) Perl_tounixspec_ts(aTHX_ a,b)
158 #define tovmsspec(a,b) Perl_tovmsspec(aTHX_ a,b)
159 #define tovmsspec_t(a,b) Perl_tovmsspec_ts(aTHX_ a,b)
160 #define tounixpath(a,b) Perl_tounixpath(aTHX_ a,b)
161 #define tounixpath_ts(a,b) Perl_tounixpath_ts(aTHX_ a,b)
162 #define tovmspath(a,b) Perl_tovmspath(aTHX_ a,b)
163 #define tovmspath_ts(a,b) Perl_tovmspath_ts(aTHX_ a,b)
164 #define do_rmdir(a) Perl_do_rmdir(aTHX_ a)
165 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
166 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
167 #define pathify_dirspec Perl_pathify_dirspec
168 #define pathify_dirspec_ts Perl_pathify_dirspec_ts
169 #define rmsexpand(a,b,c,d) Perl_rmsexpand(aTHX_ a,b,c,d)
170 #define rmsexpand_ts(a,b,c,d) Perl_rmsexpand_ts(aTHX_ a,b,c,d)
171 #define trim_unixpath(a,b,c) Perl_trim_unixpath(aTHX_ a,b,c)
172 #define opendir(a) Perl_opendir(aTHX_ a)
173 #define rmscopy(a,b,c) Perl_rmscopy(aTHX_ a,b,c)
174 #define my_mkdir(a,b) Perl_my_mkdir(aTHX_ a,b)
175 #define vms_do_aexec(a,b,c) Perl_vms_do_aexec(aTHX_ a,b,c)
176 #define vms_do_exec(a) Perl_vms_do_exec(aTHX_ a)
177 #define my_waitpid(a,b,c) Perl_my_waitpid(aTHX_ a,b,c)
178 #define my_crypt(a,b) Perl_my_crypt(aTHX_ a,b)
179 #define kill_file(a) Perl_kill_file(aTHX_ a)
180 #define my_utime(a,b) Perl_my_utime(aTHX_ a,b)
181 #define my_chdir(a) Perl_my_chdir(aTHX_ a)
182 #define do_aspawn(a,b,c) Perl_do_aspawn(aTHX_ a,b,c)
183 #define seekdir(a,b) Perl_seekdir(aTHX_ a,b)
184 #define my_gmtime(a) Perl_my_gmtime(aTHX_ a)
185 #define my_localtime(a) Perl_my_localtime(aTHX_ a)
186 #define my_time(a) Perl_my_time(aTHX_ a)
187 #define do_spawn(a) Perl_do_spawn(aTHX_ a)
188 #define flex_fstat(a,b) Perl_flex_fstat(aTHX_ a,b)
189 #define cando_by_name(a,b,c) Perl_cando_by_name(aTHX_ a,b,c)
190 #define flex_stat(a,b) Perl_flex_stat(aTHX_ a,b)
191 #define my_getpwnam(a) Perl_my_getpwnam(aTHX_ a)
192 #define my_getpwuid(a) Perl_my_getpwuid(aTHX_ a)
193 #define my_flush(a) Perl_my_flush(aTHX_ a)
194 #define readdir(a) Perl_readdir(aTHX_ a)
195 #define readdir_r(a,b,c) Perl_readdir_r(aTHX_ a,b,c)
197 #define my_gconvert Perl_my_gconvert
198 #define telldir Perl_telldir
199 #define closedir Perl_closedir
200 #define vmsreaddirversions Perl_vmsreaddirversions
201 #define my_sigemptyset Perl_my_sigemptyset
202 #define my_sigfillset Perl_my_sigfillset
203 #define my_sigaddset Perl_my_sigaddset
204 #define my_sigdelset Perl_my_sigdelset
205 #define my_sigismember Perl_my_sigismember
206 #define my_sigprocmask Perl_my_sigprocmask
207 #define my_vfork Perl_my_vfork
208 #define my_fdopen Perl_my_fdopen
209 #define my_fclose Perl_my_fclose
210 #define my_fwrite Perl_my_fwrite
211 #define my_getpwent Perl_my_getpwent
212 #define my_endpwent Perl_my_endpwent
213 #define my_getlogin Perl_my_getlogin
214 #define init_os_extras Perl_init_os_extras
216 /* Delete if at all possible, changing protections if necessary. */
217 #define unlink kill_file
220 * Intercept calls to fork, so we know whether subsequent calls to
221 * exec should be handled in VMSish or Unixish style.
223 #define fork my_vfork
224 #ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */
228 # define vfork my_vfork
232 * Toss in a shim to tmpfile which creates a plain temp file if the
233 * RMS tmp mechanism won't work (e.g. if someone is relying on ACLs
234 * from a specific directory to permit creation of files).
236 #ifndef DONT_MASK_RTL_CALLS
237 # define tmpfile Perl_my_tmpfile
242 * This symbol is defined if Time_t is an unsigned type on this system.
247 * This symbol, if defined, indicates that error messages should be
248 * should be generated in a format that allows the use of the Acme
249 * GUI/editor's autofind feature.
251 #undef ACME_MESS /**/
253 /* ALTERNATE_SHEBANG:
254 * This symbol, if defined, contains a "magic" string which may be used
255 * as the first line of a Perl program designed to be executed directly
256 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
257 * begins with a character other then #, then Perl will only treat
258 * it as a command line if if finds the string "perl" in the first
259 * word; otherwise it's treated as the first line of code in the script.
260 * (IOW, Perl won't hand off to another interpreter via an alternate
261 * shebang sequence that might be legal Perl code.)
263 #define ALTERNATE_SHEBANG "$"
265 /* Lower case entry points for these are missing in some earlier RTLs
266 * so we borrow the defines and declares from errno.h and upcase them.
268 #if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 50500000)
269 # define errno (*CMA$TIS_ERRNO_GET_ADDR())
270 # define vaxc$errno (*CMA$TIS_VMSERRNO_GET_ADDR())
271 int *CMA$TIS_ERRNO_GET_ADDR (void); /* UNIX style error code */
272 int *CMA$TIS_VMSERRNO_GET_ADDR (void); /* VMS error (errno == EVMSERR) */
275 /* Macros to set errno using the VAX thread-safe calls, if present */
276 #if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA)
277 # define set_errno(v) (cma$tis_errno_set_value(v))
278 void cma$tis_errno_set_value(int __value); /* missing in some errno.h */
279 # define set_vaxc_errno(v) (vaxc$errno = (v))
281 # define set_errno(v) (errno = (v))
282 # define set_vaxc_errno(v) (vaxc$errno = (v))
285 /* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */
287 #define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */
289 #define HINT_V_VMSISH 24
290 #define HINT_M_VMSISH_STATUS 0x40000000 /* system, $? return VMS status */
291 #define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */
292 #define NATIVE_HINTS (PL_hints >> HINT_V_VMSISH) /* used in op.c */
294 #define TEST_VMSISH(h) (PL_curcop->op_private & ((h) >> HINT_V_VMSISH))
295 #define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS)
296 #define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME)
298 /* VMS-specific data storage */
300 #define HAVE_INTERP_INTERN
301 struct interp_intern {
305 #define VMSISH_HUSHED (PL_sys_intern.hushed)
306 #define MY_INV_RAND_MAX (PL_sys_intern.inv_rand_max)
308 /* Flags for vmstrnenv() */
309 #define PERL__TRNENV_SECURE 0x01
310 #define PERL__TRNENV_JOIN_SEARCHLIST 0x02
312 /* Handy way to vet calls to VMS system services and RTL routines. */
313 #define _ckvmssts(call) STMT_START { register unsigned long int __ckvms_sts; \
314 if (!((__ckvms_sts=(call))&1)) { \
315 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
316 Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \
317 __ckvms_sts,__FILE__,__LINE__); } } STMT_END
319 /* Same thing, but don't call back to Perl's croak(); useful for errors
320 * occurring during startup, before Perl's state is initialized */
321 #define _ckvmssts_noperl(call) STMT_START { register unsigned long int __ckvms_sts; \
322 if (!((__ckvms_sts=(call))&1)) { \
323 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
324 fprintf(stderr,"Fatal VMS error (status=%d) at %s, line %d", \
325 __ckvms_sts,__FILE__,__LINE__); lib$signal(__ckvms_sts); } } STMT_END
327 #ifdef VMS_DO_SOCKETS
328 #include "sockadapt.h"
329 #define PERL_SOCK_SYSREAD_IS_RECV
330 #define PERL_SOCK_SYSWRITE_IS_SEND
333 #define BIT_BUCKET "_NLA0:"
334 #define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) vms_image_init((c),(v)); MALLOC_INIT
335 #define PERL_SYS_TERM() OP_REFCNT_TERM; MALLOC_TERM
340 #define PERL_FS_VER_FMT "%d_%d_%d"
341 /* Temporary; we need to add support for this to Configure.Com */
342 #ifdef PERL_INC_VERSION_LIST
343 # undef PERL_INC_VERSION_LIST
347 * This symbol, if defined, indicates that the program is running under
348 * VMS. It's a symbol automagically defined by all VMS C compilers I've seen.
349 * Just in case, however . . . */
350 /* Note that code really should be using __VMS to comply with ANSI */
356 * This symbol, if defined, indicates that the ioctl() routine is
357 * available to set I/O characteristics
359 #if defined(__CRTL_VER) && __CRTL_VER >= 70000000
360 #define HAS_IOCTL /**/
362 #undef HAS_IOCTL /**/
366 * This symbol, if defined, indicates that the routine utime() is
367 * available to update the access and modification times of files.
369 #define HAS_UTIME /**/
372 * This symbol, if defined, indicates that the getgrnam() and
373 * getgrgid() routines are available to get group entries.
374 * The getgrent() has a separate definition, HAS_GETGRENT.
376 #undef HAS_GROUP /**/
379 * This symbol, if defined, indicates that the getpwnam() and
380 * getpwuid() routines are available to get password entries.
381 * The getpwent() has a separate definition, HAS_GETPWENT.
383 #define HAS_PASSWD /**/
389 * This symbol, if defined, indicates that the program should
390 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
391 * that a file is in "binary" mode -- that is, that no translation
392 * of bytes occurs on read or write operations.
397 * This symbol holds the type used to declare buffers for information
398 * returned by stat(). It's usually just struct stat. It may be necessary
399 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
403 * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS
404 * is in effect, since Perl's thread.h embeds one of these structs in its
405 * thread data struct, and our struct mystat is a different size from the
406 * regular struct stat (cf. note above about having to pad struct to work
407 * around bug in compiler.)
408 * It's OK to pass one of these to the RTL's stat(), though, since the
409 * fields it fills are the same in each struct.
411 #define Stat_t struct mystat
414 * This symbol is defined if this system has a stat structure declaring
416 * VMS: Field exists in POSIXish version of struct stat(), but is not used.
418 #undef USE_STAT_RDEV /**/
421 * fwrite1() should be a routine with the same calling sequence as fwrite(),
422 * but which outputs all of the bytes requested as a single stream (unlike
423 * fwrite() itself, which on some systems outputs several distinct records
424 * if the number_of_items parameter is >1).
426 #define fwrite1 my_fwrite
429 #ifndef DONT_MASK_RTL_CALLS
430 # define fwrite my_fwrite /* for PerlSIO_fwrite */
431 # define fdopen my_fdopen
432 # define fclose my_fclose
436 /* By default, flush data all the way to disk, not just to RMS buffers */
437 #define Fflush(fp) my_flush(fp)
439 /* Use our own rmdir() */
440 #define rmdir(name) do_rmdir(name)
442 /* Assorted fiddling with sigs . . . */
444 #define ABORT() abort()
446 /* Used with our my_utime() routine in vms.c */
451 #define utime my_utime
453 /* This is what times() returns, but <times.h> calls it tbuffer_t on VMS
454 * prior to v7.0. We check the DECC manifest to see whether it's already
455 * done this for us, relying on the fact that perl.h #includes <time.h>
456 * before it #includes "vmsish.h".
461 clock_t tms_utime; /* user time */
462 clock_t tms_stime; /* system time - always 0 on VMS */
463 clock_t tms_cutime; /* user time, children */
464 clock_t tms_cstime; /* system time, children - always 0 on VMS */
467 /* The new headers change the times() prototype to tms from tbuffer */
468 # define tbuffer_t struct tms
471 /* Substitute our own routines for gmtime(), localtime(), and time(),
472 * which allow us to implement the vmsish 'time' pragma, and work
473 * around absence of system-level UTC support on old versions of VMS.
475 #define gmtime(t) my_gmtime(t)
476 #define localtime(t) my_localtime(t)
477 #define time(t) my_time(t)
479 /* If we're using an older version of VMS whose Unix signal emulation
480 * isn't very POSIXish, then roll our own.
482 #if __VMS_VER < 70000000 || __DECC_VER < 50200000
483 # define HOMEGROWN_POSIX_SIGNALS
485 #ifdef HOMEGROWN_POSIX_SIGNALS
486 # define sigemptyset(t) my_sigemptyset(t)
487 # define sigfillset(t) my_sigfillset(t)
488 # define sigaddset(t, u) my_sigaddset(t, u)
489 # define sigdelset(t, u) my_sigdelset(t, u)
490 # define sigismember(t, u) my_sigismember(t, u)
491 # define sigprocmask(t, u, v) my_sigprocmask(t, u, v)
493 typedef int sigset_t;
495 /* The tools for sigprocmask() are there, just not the routine itself */
497 # define SIG_UNBLOCK 1
503 # define SIG_SETMASK 3
505 # define sigaction sigvec
506 # define sa_flags sv_onstack
507 # define sa_handler sv_handler
508 # define sa_mask sv_mask
509 # define sigsuspend(set) sigpause(*set)
510 # define sigpending(a) (not_here("sigpending"),0)
513 * The C RTL's sigaction fails to check for invalid signal numbers so we
516 # ifndef DONT_MASK_RTL_CALLS
517 # define sigaction(a,b,c) Perl_my_sigaction(aTHX_ a,b,c)
520 #ifdef KILL_BY_SIGPRC
521 # define kill Perl_my_kill
525 /* VMS doesn't use a real sys_nerr, but we need this when scanning for error
526 * messages in text strings . . .
529 #define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */
531 /* Look up new %ENV values on the fly */
532 #define DYNAMIC_ENV_FETCH 1
533 /* Special getenv function for retrieving %ENV elements. */
534 #define ENVgetenv(v) my_getenv(v,FALSE)
535 #define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE)
538 /* Thin jacket around cuserid() to match Unix' calling sequence */
539 #define getlogin my_getlogin
541 /* Ditto for sys$hash_password() . . . */
542 #define crypt(a,b) Perl_my_crypt(aTHX_ a,b)
544 /* Tweak arg to mkdir & chdir first, so we can tolerate trailing /. */
545 #define Mkdir(dir,mode) Perl_my_mkdir(aTHX_ (dir),(mode))
546 #define Chdir(dir) my_chdir((dir))
548 /* Use our own stat() clones, which handle Unix-style directory names */
549 #define Stat(name,bufptr) flex_stat(name,bufptr)
550 #define Fstat(fd,bufptr) Perl_flex_fstat(aTHX_ fd,bufptr)
552 /* Setup for the dirent routines:
553 * opendir(), closedir(), readdir(), seekdir(), telldir(), and
554 * vmsreaddirversions(), and preprocessor stuff on which these depend:
555 * Written by Rich $alz, <rsalz@bbn.com> in August, 1990.
557 /* Data structure returned by READDIR(). */
559 char d_name[256]; /* File name */
560 int d_namlen; /* Length of d_name */
561 int vms_verscount; /* Number of versions */
562 int vms_versions[20]; /* Version numbers */
565 /* Handle returned by opendir(), used by the other routines. You
566 * are not supposed to care what's inside this structure. */
567 typedef struct _dirdesc {
569 int vms_wantversions;
570 unsigned long int count;
573 struct dsc$descriptor_s pat;
577 #define rewinddir(dirp) seekdir((dirp), 0)
579 /* used for our emulation of getpw* */
581 char *pw_name; /* Username */
583 Uid_t pw_uid; /* UIC member number */
584 Gid_t pw_gid; /* UIC group number */
585 char *pw_comment; /* Default device/directory (Unix-style) */
586 char *pw_gecos; /* Owner */
587 char *pw_dir; /* Default device/directory (VMS-style) */
588 char *pw_shell; /* Default CLI name (eg. DCL) */
590 #define pw_unixdir pw_comment /* Default device/directory (Unix-style) */
591 #define getpwnam my_getpwnam
592 #define getpwuid my_getpwuid
593 #define getpwent my_getpwent
594 #define endpwent my_endpwent
595 #define setpwent my_endpwent
597 /* Our own stat_t substitute, since we play with st_dev and st_ino -
598 * we want atomic types so Unix-bound code which compares these fields
599 * for two files will work most of the time under VMS.
600 * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) ==
601 * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type
602 * to map the unsigned int we want and the unsigned short[3] the CRTL
603 * returns into the same member, since gcc has different ideas than DECC
604 * and VAXC about sizing union types.
605 * N.B. 2. The routine cando() in vms.c assumes that &stat.st_ino is the
608 /* First, grab the system types, so we don't clobber them later */
610 /* Since we've got to match the size of the CRTL's stat_t, we need
611 * to mimic DECC's alignment settings.
613 #ifdef USE_LARGE_FILES
614 /* Mimic the new stat structure, filler fields, and alignment. */
615 #if defined(__DECC) || defined(__DECCXX)
616 # pragma __member_alignment __save
617 # pragma member_alignment
622 char *st_devnam; /* pointer to device name */
624 unsigned st_ino; /* hack - CRTL uses unsigned short[3] for */
625 unsigned short rvn; /* FID (num,seq,rvn) */
626 unsigned short st_fill_ino;
627 unsigned short st_mode; /* file "mode" i.e. prot, dir, reg, etc. */
628 unsigned short st_fill_mode;
629 int st_nlink; /* for compatibility - not really used */
630 unsigned st_uid; /* from ACP - QIO uic field */
631 unsigned short st_gid; /* group number extracted from st_uid */
632 unsigned short st_fill_gid;
633 dev_t st_rdev; /* for compatibility - always zero */
634 off_t st_size; /* file size in bytes */
635 unsigned st_atime; /* file access time; always same as st_mtime */
636 unsigned st_fill_atime;
637 unsigned st_mtime; /* last modification time */
638 unsigned st_fill_mtime;
639 unsigned st_ctime; /* file creation time */
640 unsigned st_fill_ctime;
641 char st_fab_rfm; /* record format */
642 char st_fab_rat; /* record attributes */
643 char st_fab_fsz; /* fixed header size */
645 unsigned st_fab_mrs; /* record size */
646 int st_fill_expand[7]; /* will probably fill from beginning, so put our st_dev at end */
647 unsigned st_dev; /* encoded device name */
650 #else /* !defined(USE_LARGE_FILES) */
652 #if defined(__DECC) || defined(__DECCXX)
653 # pragma __member_alignment __save
654 # pragma __nomember_alignment
657 # pragma __message __save
658 # pragma __message disable (__MISALGNDSTRCT)
659 # pragma __message disable (__MISALGNDMEM)
664 char *st_devnam; /* pointer to device name */
665 unsigned st_ino; /* hack - CRTL uses unsigned short[3] for */
666 unsigned short rvn; /* FID (num,seq,rvn) */
667 unsigned short st_mode; /* file "mode" i.e. prot, dir, reg, etc. */
668 int st_nlink; /* for compatibility - not really used */
669 unsigned st_uid; /* from ACP - QIO uic field */
670 unsigned short st_gid; /* group number extracted from st_uid */
671 dev_t st_rdev; /* for compatibility - always zero */
672 off_t st_size; /* file size in bytes */
673 unsigned st_atime; /* file access time; always same as st_mtime */
674 unsigned st_mtime; /* last modification time */
675 unsigned st_ctime; /* file creation time */
676 char st_fab_rfm; /* record format */
677 char st_fab_rat; /* record attributes */
678 char st_fab_fsz; /* fixed header size */
679 unsigned st_dev; /* encoded device name */
680 /* Pad struct out to integral number of longwords, since DECC 5.6/VAX
681 * has a bug in dealing with offsets in structs in which are embedded
682 * other structs whose size is an odd number of bytes. (An even
683 * number of bytes is enough to make it happy, but we go for natural
686 char st_fill1[sizeof(void *) - (3*sizeof(unsigned short) + 3*sizeof(char))%sizeof(void *)];
690 # pragma __message __restore
693 #endif /* defined(USE_LARGE_FILES) */
695 #if defined(__DECC) || defined(__DECCXX)
696 # pragma __member_alignment __restore
699 typedef unsigned mydev_t;
700 typedef unsigned myino_t;
703 * DEC C previous to 6.0 corrupts the behavior of the /prefix
704 * qualifier with the extern prefix pragma. This provisional
705 * hack circumvents this prefix pragma problem in previous
708 #if defined(__VMS_VER) && __VMS_VER >= 70000000
709 # if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 60000000)
710 # pragma __extern_prefix save
711 # pragma __extern_prefix "" /* set to empty to prevent prefixing */
712 # define geteuid decc$__unix_geteuid
713 # define getuid decc$__unix_getuid
714 # define stat(__p1,__p2) decc$__utc_stat(__p1,__p2)
715 # define fstat(__p1,__p2) decc$__utc_fstat(__p1,__p2)
716 # pragma __extern_prefix restore
720 #ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */
725 # define dev_t mydev_t
726 # define ino_t myino_t
728 /* Cons up a 'delete' bit for testing access */
729 #define S_IDUSR (S_IWUSR | S_IXUSR)
730 #define S_IDGRP (S_IWGRP | S_IXGRP)
731 #define S_IDOTH (S_IWOTH | S_IXOTH)
734 /* Prototypes for functions unique to vms.c. Don't include replacements
735 * for routines in the mainline source files excluded by #ifndef VMS;
736 * their prototypes are already in proto.h.
738 * In order to keep Gen_ShrFls.Pl happy, functions which are to be made
739 * available to images linked to PerlShr.Exe must be declared between the
740 * __VMS_PROTOTYPES__ and __VMS_SEPYTOTORP__ lines, and must be in the form
741 * <data type><TAB>name<WHITESPACE>(<prototype args>);
744 #ifdef NO_PERL_TYPEDEFS
745 /* We don't have Perl typedefs available (e.g. when building a2p), so
746 we fake them here. N.B. There is *no* guarantee that the faked
747 prototypes will actually match the real routines. If you want to
748 call Perl routines, include perl.h to get the real typedefs. */
751 # define __MY_BOOL_TYPE_FAKE
755 # define __MY_I32_TYPE_FAKE
758 # define SV void /* Since we only see SV * in prototypes */
759 # define __MY_SV_TYPE_FAKE
763 void prime_env_iter (void);
764 void init_os_extras (void);
765 int vms_status_to_unix(int vms_status);
766 /* prototype section start marker; `typedef' passes through cpp */
767 typedef char __VMS_PROTOTYPES__;
768 int Perl_vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int);
769 #if !defined(PERL_IMPLICIT_CONTEXT)
770 char * Perl_my_getenv (const char *, bool);
771 int Perl_my_trnlnm (const char *, char *, unsigned long int);
772 char * Perl_tounixspec (const char *, char *);
773 char * Perl_tounixspec_ts (const char *, char *);
774 char * Perl_tovmsspec (const char *, char *);
775 char * Perl_tovmsspec_ts (const char *, char *);
776 char * Perl_tounixpath (const char *, char *);
777 char * Perl_tounixpath_ts (const char *, char *);
778 char * Perl_tovmspath (const char *, char *);
779 char * Perl_tovmspath_ts (const char *, char *);
780 int Perl_do_rmdir (const char *);
781 char * Perl_fileify_dirspec (const char *, char *);
782 char * Perl_fileify_dirspec_ts (const char *, char *);
783 char * Perl_pathify_dirspec (const char *, char *);
784 char * Perl_pathify_dirspec_ts (const char *, char *);
785 char * Perl_rmsexpand (const char *, char *, const char *, unsigned);
786 char * Perl_rmsexpand_ts (const char *, char *, const char *, unsigned);
787 int Perl_trim_unixpath (char *, const char*, int);
788 DIR * Perl_opendir (const char *);
789 int Perl_rmscopy (const char *, const char *, int);
790 int Perl_my_mkdir (const char *, Mode_t);
791 bool Perl_vms_do_aexec (SV *, SV **, SV **);
793 char * Perl_my_getenv (pTHX_ const char *, bool);
794 int Perl_my_trnlnm (pTHX_ const char *, char *, unsigned long int);
795 char * Perl_tounixspec (pTHX_ const char *, char *);
796 char * Perl_tounixspec_ts (pTHX_ const char *, char *);
797 char * Perl_tovmsspec (pTHX_ const char *, char *);
798 char * Perl_tovmsspec_ts (pTHX_ const char *, char *);
799 char * Perl_tounixpath (pTHX_ const char *, char *);
800 char * Perl_tounixpath_ts (pTHX_ const char *, char *);
801 char * Perl_tovmspath (pTHX_ const char *, char *);
802 char * Perl_tovmspath_ts (pTHX_ const char *, char *);
803 int Perl_do_rmdir (pTHX_ const char *);
804 char * Perl_fileify_dirspec (pTHX_ const char *, char *);
805 char * Perl_fileify_dirspec_ts (pTHX_ const char *, char *);
806 char * Perl_pathify_dirspec (pTHX_ const char *, char *);
807 char * Perl_pathify_dirspec_ts (pTHX_ const char *, char *);
808 char * Perl_rmsexpand (pTHX_ const char *, char *, const char *, unsigned);
809 char * Perl_rmsexpand_ts (pTHX_ const char *, char *, const char *, unsigned);
810 int Perl_trim_unixpath (pTHX_ char *, const char*, int);
811 DIR * Perl_opendir (pTHX_ const char *);
812 int Perl_rmscopy (pTHX_ const char *, const char *, int);
813 int Perl_my_mkdir (pTHX_ const char *, Mode_t);
814 bool Perl_vms_do_aexec (pTHX_ SV *, SV **, SV **);
816 char * Perl_my_getenv_len (pTHX_ const char *, unsigned long *, bool);
817 int Perl_vmssetenv (pTHX_ const char *, const char *, struct dsc$descriptor_s **);
818 void Perl_vmssetuserlnm(pTHX_ const char *name, const char *eqv);
819 char * Perl_my_crypt (pTHX_ const char *, const char *);
820 Pid_t Perl_my_waitpid (pTHX_ Pid_t, int *, int);
821 char * my_gconvert (double, int, int, char *);
822 int Perl_kill_file (pTHX_ const char *);
823 int Perl_my_chdir (pTHX_ const char *);
824 FILE * Perl_my_tmpfile (void);
825 #ifndef HOMEGROWN_POSIX_SIGNALS
826 int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*);
828 #ifdef KILL_BY_SIGPRC
829 unsigned int Perl_sig_to_vmscondition (int);
830 int Perl_my_kill (int, int);
831 void Perl_csighandler_init (void);
833 int Perl_my_utime (pTHX_ const char *, const struct utimbuf *);
834 void Perl_vms_image_init (int *, char ***);
835 struct dirent * Perl_readdir (pTHX_ DIR *);
836 int Perl_readdir_r(pTHX_ DIR *, struct dirent *, struct dirent **);
837 long telldir (DIR *);
838 void Perl_seekdir (pTHX_ DIR *, long);
839 void closedir (DIR *);
840 void vmsreaddirversions (DIR *, int);
841 struct tm * Perl_my_gmtime (pTHX_ const time_t *);
842 struct tm * Perl_my_localtime (pTHX_ const time_t *);
843 time_t Perl_my_time (pTHX_ time_t *);
844 #ifdef HOMEGROWN_POSIX_SIGNALS
845 int my_sigemptyset (sigset_t *);
846 int my_sigfillset (sigset_t *);
847 int my_sigaddset (sigset_t *, int);
848 int my_sigdelset (sigset_t *, int);
849 int my_sigismember (sigset_t *, int);
850 int my_sigprocmask (int, sigset_t *, sigset_t *);
852 I32 Perl_cando_by_name (pTHX_ I32, Uid_t, const char *);
853 int Perl_flex_fstat (pTHX_ int, Stat_t *);
854 int Perl_flex_stat (pTHX_ const char *, Stat_t *);
856 bool Perl_vms_do_exec (pTHX_ const char *);
857 unsigned long int Perl_do_aspawn (pTHX_ void *, void **, void **);
858 unsigned long int Perl_do_spawn (pTHX_ const char *);
859 FILE * my_fdopen (int, const char *);
860 int my_fclose (FILE *);
861 int my_fwrite (const void *, size_t, size_t, FILE *);
862 int Perl_my_flush (pTHX_ FILE *);
863 struct passwd * Perl_my_getpwnam (pTHX_ const char *name);
864 struct passwd * Perl_my_getpwuid (pTHX_ Uid_t uid);
865 void my_endpwent (pTHX);
866 char * my_getlogin (void);
867 typedef char __VMS_SEPYTOTORP__;
868 /* prototype section end marker; `typedef' passes through cpp */
870 #ifdef NO_PERL_TYPEDEFS /* We'll try not to scramble later files */
871 # ifdef __MY_BOOL_TYPE_FAKE
873 # undef __MY_BOOL_TYPE_FAKE
875 # ifdef __MY_I32_TYPE_FAKE
877 # undef __MY_I32_TYPE_FAKE
879 # ifdef __MY_SV_TYPE_FAKE
881 # undef __MY_SV_TYPE_FAKE
885 #ifndef VMS_DO_SOCKETS
886 /* This relies on tricks in perl.h to pick up that these manifest constants
887 * are undefined and set up conversion routines. It will then redefine
888 * these manifest constants, so the actual values will match config.h
896 /* The C RTL manual says to undef the macro for DEC C 5.2 and lower. */
897 #if defined(fileno) && defined(__DECC_VER) && __DECC_VER < 50300000
901 #define NO_ENVIRON_ARRAY
903 #endif /* __vmsish_h_included */