3 * VMS-specific C header file for perl5.
5 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
6 * 2002, 2003, 2004, 2005, 2006, 2007 by Charles Bailey and others.
8 * You may distribute under the terms of either the GNU General Public
9 * License or the Artistic License, as specified in the README file.
11 * Please see Changes*.* or the Perl Repository Browser for revision history.
14 #ifndef __vmsish_h_included
15 #define __vmsish_h_included
17 #include <descrip.h> /* for dirent struct definitions */
18 #include <libdef.h> /* status codes for various places */
19 #include <rmsdef.h> /* at which errno and vaxc$errno are */
20 #include <ssdef.h> /* explicitly set in the perl source code */
21 #include <stsdef.h> /* bitmasks for exit status testing */
23 /* Suppress compiler warnings from DECC for VMS-specific extensions:
24 * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values
25 * (e.g. pointer fields of descriptors)
27 #if defined(__DECC) || defined(__DECCXX)
28 # pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT)
31 /* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */
35 #define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040)
39 #define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040)
40 /* DECC 1.3 has a funny definition of abs; it's fixed in DECC 4.0, so this
41 * can go away once DECC 1.3 isn't in use any more. */
42 #if defined(__ALPHA) && (defined(__DECC) || defined(__DECCXX))
44 #define abs(__x) __ABS(__x)
46 #define labs(__x) __LABS(__x)
47 #endif /* __ALPHA && __DECC */
49 /* Assorted things to look like Unix */
51 #ifndef _IOLBF /* gcc's stdio.h doesn't define this */
55 #include <processes.h> /* for vfork() */
58 #include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */
59 #if (defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000) || defined(__DECCXX)
60 # include <unistd.h> /* DECC has this; gcc doesn't */
63 #ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */
64 # define DONT_MASK_RTL_CALLS
69 /* Set the maximum filespec size here as it is larger for EFS file
75 #define VMS_MAXRSS (NAML$C_MAXRSS+1)
76 #ifndef VMS_LONGNAME_SUPPORT
77 #define VMS_LONGNAME_SUPPORT 1
78 #endif /* VMS_LONGNAME_SUPPORT */
79 #endif /* NAML$C_MAXRSS */
80 #endif /* VMS_MAXRSS */
84 #define VMS_MAXRSS (NAM$C_MAXRSS + 1)
88 #define MAXPATHLEN (VMS_MAXRSS - 1)
92 /* Note that we do, in fact, have this */
94 #define HAS_GETENV_LEN
96 /* All this stiff is for the x2P programs. Hopefully they'll still work */
97 #if defined(PERL_FOR_X2P)
109 #ifndef DONT_MASK_RTL_CALLS
113 /* getenv used for regular logical names */
114 # define getenv(v) Perl_my_getenv(aTHX_ v,TRUE)
119 #define getenv_len(v,l) Perl_my_getenv_len(aTHX_ v,l,TRUE)
121 /* DECC introduces this routine in the RTL as of VMS 7.0; for now,
122 * we'll use ours, since it gives us the full VMS exit status. */
123 #define waitpid my_waitpid
125 /* Don't redeclare standard RTL routines in Perl's header files;
126 * VMS history or extensions makes some of the formal protoypes
127 * differ from the common Unix forms.
129 #define DONT_DECLARE_STD 1
131 /* Our own contribution to PerlShr's global symbols . . . */
132 #define prime_env_iter Perl_prime_env_iter
133 #define vms_image_init Perl_vms_image_init
134 #define my_tmpfile Perl_my_tmpfile
135 #define vmstrnenv Perl_vmstrnenv
136 #if !defined(PERL_IMPLICIT_CONTEXT)
137 #define my_getenv_len Perl_my_getenv_len
138 #define vmssetenv Perl_vmssetenv
139 #define my_trnlnm Perl_my_trnlnm
140 #define my_setenv Perl_my_setenv
141 #define my_getenv Perl_my_getenv
142 #define tounixspec Perl_tounixspec
143 #define tounixspec_ts Perl_tounixspec_ts
144 #define tounixspec_utf8 Perl_tounixspec_utf8
145 #define tounixspec_utf8_ts Perl_tounixspec_utf8_ts
146 #define tovmsspec Perl_tovmsspec
147 #define tovmsspec_ts Perl_tovmsspec_ts
148 #define tovmsspec_utf8 Perl_tovmsspec_utf8
149 #define tovmsspec_utf8_ts Perl_tovmsspec_utf8_ts
150 #define tounixpath Perl_tounixpath
151 #define tounixpath_ts Perl_tounixpath_ts
152 #define tounixpath_utf8 Perl_tounixpath_utf8
153 #define tounixpath_utf8_ts Perl_tounixpath_utf8_ts
154 #define tovmspath Perl_tovmspath
155 #define tovmspath_ts Perl_tovmspath_ts
156 #define tovmspath_utf8 Perl_tovmspath_utf8
157 #define tovmspath_utf8_ts Perl_tovmspath_utf8_ts
158 #define do_rmdir Perl_do_rmdir
159 #define fileify_dirspec Perl_fileify_dirspec
160 #define fileify_dirspec_ts Perl_fileify_dirspec_ts
161 #define fileify_dirspec_utf8 Perl_fileify_dirspec_utf8
162 #define fileify_dirspec_utf8_ts Perl_fileify_dirspec_utf8_ts
163 #define pathify_dirspec Perl_pathify_dirspec
164 #define pathify_dirspec_ts Perl_pathify_dirspec_ts
165 #define pathify_dirspec_utf8 Perl_pathify_dirspec_utf8
166 #define pathify_dirspec_utf8_ts Perl_pathify_dirspec_utf8_ts
167 #define trim_unixpath Perl_trim_unixpath
168 #define opendir Perl_opendir
169 #define rename Perl_rename
170 #define rmscopy Perl_rmscopy
171 #define my_mkdir Perl_my_mkdir
172 #define vms_do_aexec Perl_vms_do_aexec
173 #define vms_do_exec Perl_vms_do_exec
174 #define my_waitpid Perl_my_waitpid
175 #define my_crypt Perl_my_crypt
176 #define kill_file Perl_kill_file
177 #define my_utime Perl_my_utime
178 #define my_chdir Perl_my_chdir
179 #define my_chmod Perl_my_chmod
180 #define do_aspawn Perl_do_aspawn
181 #define seekdir Perl_seekdir
182 #define my_gmtime Perl_my_gmtime
183 #define my_localtime Perl_my_localtime
184 #define my_time Perl_my_time
185 #define do_spawn Perl_do_spawn
186 #define flex_fstat Perl_flex_fstat
187 #define flex_stat Perl_flex_stat
188 #define flex_lstat Perl_flex_lstat
189 #define cando_by_name Perl_cando_by_name
190 #define my_getpwnam Perl_my_getpwnam
191 #define my_getpwuid Perl_my_getpwuid
192 #define my_flush Perl_my_flush
193 #define readdir Perl_readdir
194 #define readdir_r Perl_readdir_r
196 #define my_getenv_len(a,b,c) Perl_my_getenv_len(aTHX_ a,b,c)
197 #define vmssetenv(a,b,c) Perl_vmssetenv(aTHX_ a,b,c)
198 #define my_trnlnm(a,b,c) Perl_my_trnlnm(aTHX_ a,b,c)
199 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
200 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
201 #define my_setenv(a,b) Perl_my_setenv(aTHX_ a,b)
202 #define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b)
203 #define tounixspec(a,b) Perl_tounixspec_utf8(aTHX_ a,b,NULL)
204 #define tounixspec_ts(a,b) Perl_tounixspec_utf8_ts(aTHX_ a,b,NULL)
205 #define tounixspec_utf8(a,b,c) Perl_tounixspec_utf8(aTHX_ a,b,c)
206 #define tounixspec_utf8_ts(a,b,c) Perl_tounixspec_utf8_ts(aTHX_ a,b,c)
207 #define tovmsspec(a,b) Perl_tovmsspec_utf8(aTHX_ a,b,NULL)
208 #define tovmsspec_ts(a,b) Perl_tovmsspec_utf8_ts(aTHX_ a,b)
209 #define tovmsspec_utf8(a,b,c) Perl_tovmsspec_utf8(aTHX_ a,b,c)
210 #define tovmsspec_utf8_ts(a,b,c) Perl_tovmsspec_utf8_ts(aTHX_ a,b,c)
211 #define tounixpath(a,b) Perl_tounixpath_utf8(aTHX_ a,b,NULL)
212 #define tounixpath_ts(a,b) Perl_tounixpath_utf8_ts(aTHX_ a,b,NULL)
213 #define tounixpath_utf8(a,b,c) Perl_tounixpath_utf8(aTHX_ a,b,c)
214 #define tounixpath_utf8_ts(a,b,c) Perl_tounixpath_utf8_ts(aTHX_ a,b,c)
215 #define tovmspath(a,b) Perl_tovmspath_utf8(aTHX_ a,b,NULL)
216 #define tovmspath_ts(a,b) Perl_tovmspath_utf8_ts(aTHX_ a,b,NULL)
217 #define tovmspath_utf8(a,b,c) Perl_tovmspath_utf8(aTHX_ a,b,c)
218 #define tovmspath_utf8_ts(a,b,c) Perl_tovmspath_utf8_ts(aTHX_ a,b,c)
219 #define do_rmdir(a) Perl_do_rmdir(aTHX_ a)
220 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
221 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
222 #define fileify_dirspec_utf8(a,b,c) Perl_fileify_dirspec(aTHX_ a,b,utf8)
223 #define fileify_dirspec_utf8_ts(a,b,c) Perl_fileify_dirspec_ts(aTHX_ a,b,utf8)
224 #define pathify_dirspec Perl_pathify_dirspec
225 #define pathify_dirspec_ts Perl_pathify_dirspec_ts
226 #define pathify_dirspec_utf8 Perl_pathify_dirspec_utf8
227 #define pathify_dirspec_utf8_ts Perl_pathify_dirspec_utf8_ts
228 #define rmsexpand(a,b,c,d) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,NULL,NULL)
229 #define rmsexpand_ts(a,b,c,d) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,NULL,NULL)
230 #define rmsexpand_utf8(a,b,c,d,e,f) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,e,f)
231 #define rmsexpand_utf8_ts(a,b,c,d,e,f) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,e,f)
232 #define trim_unixpath(a,b,c) Perl_trim_unixpath(aTHX_ a,b,c)
233 #define opendir(a) Perl_opendir(aTHX_ a)
234 #define rename(a,b) Perl_rename(aTHX_ a,b)
235 #define rmscopy(a,b,c) Perl_rmscopy(aTHX_ a,b,c)
236 #define my_mkdir(a,b) Perl_my_mkdir(aTHX_ a,b)
237 #define vms_do_aexec(a,b,c) Perl_vms_do_aexec(aTHX_ a,b,c)
238 #define vms_do_exec(a) Perl_vms_do_exec(aTHX_ a)
239 #define my_waitpid(a,b,c) Perl_my_waitpid(aTHX_ a,b,c)
240 #define my_crypt(a,b) Perl_my_crypt(aTHX_ a,b)
241 #define kill_file(a) Perl_kill_file(aTHX_ a)
242 #define my_utime(a,b) Perl_my_utime(aTHX_ a,b)
243 #define my_chdir(a) Perl_my_chdir(aTHX_ a)
244 #define my_chmod(a,b) Perl_my_chmod(aTHX_ a,b)
245 #define do_aspawn(a,b,c) Perl_do_aspawn(aTHX_ a,b,c)
246 #define seekdir(a,b) Perl_seekdir(aTHX_ a,b)
247 #define my_gmtime(a) Perl_my_gmtime(aTHX_ a)
248 #define my_localtime(a) Perl_my_localtime(aTHX_ a)
249 #define my_time(a) Perl_my_time(aTHX_ a)
250 #define do_spawn(a) Perl_do_spawn(aTHX_ a)
251 #define flex_fstat(a,b) Perl_flex_fstat(aTHX_ a,b)
252 #define cando_by_name(a,b,c) Perl_cando_by_name(aTHX_ a,b,c)
253 #define flex_stat(a,b) Perl_flex_stat(aTHX_ a,b)
254 #define flex_lstat(a,b) Perl_flex_lstat(aTHX_ a,b)
255 #define my_getpwnam(a) Perl_my_getpwnam(aTHX_ a)
256 #define my_getpwuid(a) Perl_my_getpwuid(aTHX_ a)
257 #define my_flush(a) Perl_my_flush(aTHX_ a)
258 #define readdir(a) Perl_readdir(aTHX_ a)
259 #define readdir_r(a,b,c) Perl_readdir_r(aTHX_ a,b,c)
261 #define my_gconvert Perl_my_gconvert
262 #define telldir Perl_telldir
263 #define closedir Perl_closedir
264 #define vmsreaddirversions Perl_vmsreaddirversions
265 #define my_sigemptyset Perl_my_sigemptyset
266 #define my_sigfillset Perl_my_sigfillset
267 #define my_sigaddset Perl_my_sigaddset
268 #define my_sigdelset Perl_my_sigdelset
269 #define my_sigismember Perl_my_sigismember
270 #define my_sigprocmask Perl_my_sigprocmask
271 #define my_vfork Perl_my_vfork
272 #define my_fdopen Perl_my_fdopen
273 #define my_fclose Perl_my_fclose
274 #define my_fwrite Perl_my_fwrite
275 #define my_getpwent() Perl_my_getpwent(aTHX)
276 #define my_endpwent() Perl_my_endpwent(aTHX)
277 #define my_getlogin Perl_my_getlogin
279 # define my_symlink(a, b) Perl_my_symlink(aTHX_ a, b)
281 #define init_os_extras Perl_init_os_extras
282 #define vms_realpath(a, b, c) Perl_vms_realpath(aTHX_ a,b,c)
283 #define vms_realname(a, b, c) Perl_vms_realname(aTHX_ a,b,c)
284 #define vms_case_tolerant(a) Perl_vms_case_tolerant(a)
286 /* Delete if at all possible, changing protections if necessary. */
287 #define unlink kill_file
290 * Intercept calls to fork, so we know whether subsequent calls to
291 * exec should be handled in VMSish or Unixish style.
293 #define fork my_vfork
294 #ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */
298 # define vfork my_vfork
302 * Toss in a shim to tmpfile which creates a plain temp file if the
303 * RMS tmp mechanism won't work (e.g. if someone is relying on ACLs
304 * from a specific directory to permit creation of files).
306 #ifndef DONT_MASK_RTL_CALLS
307 # define tmpfile Perl_my_tmpfile
312 * This symbol is defined if Time_t is an unsigned type on this system.
317 * This symbol, if defined, indicates that error messages should be
318 * should be generated in a format that allows the use of the Acme
319 * GUI/editor's autofind feature.
321 #undef ACME_MESS /**/
323 /* ALTERNATE_SHEBANG:
324 * This symbol, if defined, contains a "magic" string which may be used
325 * as the first line of a Perl program designed to be executed directly
326 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
327 * begins with a character other then #, then Perl will only treat
328 * it as a command line if if finds the string "perl" in the first
329 * word; otherwise it's treated as the first line of code in the script.
330 * (IOW, Perl won't hand off to another interpreter via an alternate
331 * shebang sequence that might be legal Perl code.)
333 #define ALTERNATE_SHEBANG "$"
335 /* Lower case entry points for these are missing in some earlier RTLs
336 * so we borrow the defines and declares from errno.h and upcase them.
338 #if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 50500000)
339 # define errno (*CMA$TIS_ERRNO_GET_ADDR())
340 # define vaxc$errno (*CMA$TIS_VMSERRNO_GET_ADDR())
341 int *CMA$TIS_ERRNO_GET_ADDR (void); /* UNIX style error code */
342 int *CMA$TIS_VMSERRNO_GET_ADDR (void); /* VMS error (errno == EVMSERR) */
345 /* Macros to set errno using the VAX thread-safe calls, if present */
346 #if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA)
347 # define set_errno(v) (cma$tis_errno_set_value(v))
348 void cma$tis_errno_set_value(int __value); /* missing in some errno.h */
349 # define set_vaxc_errno(v) (vaxc$errno = (v))
351 # define set_errno(v) (errno = (v))
352 # define set_vaxc_errno(v) (vaxc$errno = (v))
355 /* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */
357 #define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */
359 #define HINT_V_VMSISH 24
360 #define HINT_M_VMSISH_STATUS 0x40000000 /* system, $? return VMS status */
361 #define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */
362 #define NATIVE_HINTS (PL_hints >> HINT_V_VMSISH) /* used in op.c */
364 #ifdef PERL_IMPLICIT_CONTEXT
365 # define TEST_VMSISH(h) (my_perl && (PL_curcop->op_private & ((h) >> HINT_V_VMSISH)))
367 # define TEST_VMSISH(h) (PL_curcop->op_private & ((h) >> HINT_V_VMSISH))
369 #define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS)
370 #define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME)
372 /* VMS-specific data storage */
374 #define HAVE_INTERP_INTERN
375 struct interp_intern {
380 #define VMSISH_HUSHED (PL_sys_intern.hushed)
381 #define MY_INV_RAND_MAX (PL_sys_intern.inv_rand_max)
382 #define MY_POSIX_EXIT (PL_sys_intern.posix_exit)
384 /* Flags for vmstrnenv() */
385 #define PERL__TRNENV_SECURE 0x01
386 #define PERL__TRNENV_JOIN_SEARCHLIST 0x02
388 /* Handy way to vet calls to VMS system services and RTL routines. */
389 #define _ckvmssts(call) STMT_START { register unsigned long int __ckvms_sts; \
390 if (!((__ckvms_sts=(call))&1)) { \
391 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
392 Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \
393 __ckvms_sts,__FILE__,__LINE__); } } STMT_END
395 /* Same thing, but don't call back to Perl's croak(); useful for errors
396 * occurring during startup, before Perl's state is initialized */
397 #define _ckvmssts_noperl(call) STMT_START { register unsigned long int __ckvms_sts; \
398 if (!((__ckvms_sts=(call))&1)) { \
399 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
400 fprintf(stderr,"Fatal VMS error (status=%d) at %s, line %d", \
401 __ckvms_sts,__FILE__,__LINE__); lib$signal(__ckvms_sts); } } STMT_END
403 #ifdef VMS_DO_SOCKETS
404 #include "sockadapt.h"
405 #define PERL_SOCK_SYSREAD_IS_RECV
406 #define PERL_SOCK_SYSWRITE_IS_SEND
409 #if __CRTL_VER < 70000000
410 #define BIT_BUCKET "_NLA0:"
412 #define BIT_BUCKET "/dev/null"
414 #define PERL_SYS_INIT_BODY(c,v) MALLOC_CHECK_TAINT2(*c,*v) vms_image_init((c),(v)); PERLIO_INIT; MALLOC_INIT
415 #define PERL_SYS_TERM_BODY() HINTS_REFCNT_TERM; OP_REFCNT_TERM; PERLIO_TERM; MALLOC_TERM
420 #define PERL_FS_VER_FMT "%d_%d_%d"
421 /* Temporary; we need to add support for this to Configure.Com */
422 #ifdef PERL_INC_VERSION_LIST
423 # undef PERL_INC_VERSION_LIST
427 * This symbol, if defined, indicates that the program is running under
428 * VMS. It's a symbol automagically defined by all VMS C compilers I've seen.
429 * Just in case, however . . . */
430 /* Note that code really should be using __VMS to comply with ANSI */
436 * This symbol, if defined, indicates that the ioctl() routine is
437 * available to set I/O characteristics
439 #if defined(__CRTL_VER) && __CRTL_VER >= 70000000
440 #define HAS_IOCTL /**/
442 #undef HAS_IOCTL /**/
446 * This symbol, if defined, indicates that the routine utime() is
447 * available to update the access and modification times of files.
449 #define HAS_UTIME /**/
452 * This symbol, if defined, indicates that the getgrnam() and
453 * getgrgid() routines are available to get group entries.
454 * The getgrent() has a separate definition, HAS_GETGRENT.
456 #if __CRTL_VER >= 70302000
457 #define HAS_GROUP /**/
459 #undef HAS_GROUP /**/
463 * This symbol, if defined, indicates that the getpwnam() and
464 * getpwuid() routines are available to get password entries.
465 * The getpwent() has a separate definition, HAS_GETPWENT.
467 #define HAS_PASSWD /**/
473 * This symbol, if defined, indicates that the program should
474 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
475 * that a file is in "binary" mode -- that is, that no translation
476 * of bytes occurs on read or write operations.
481 * This symbol holds the type used to declare buffers for information
482 * returned by stat(). It's usually just struct stat. It may be necessary
483 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
487 * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS
488 * is in effect, since Perl's thread.h embeds one of these structs in its
489 * thread data struct, and our struct mystat is a different size from the
490 * regular struct stat (cf. note above about having to pad struct to work
491 * around bug in compiler.)
492 * It's OK to pass one of these to the RTL's stat(), though, since the
493 * fields it fills are the same in each struct.
495 #define Stat_t struct mystat
498 * This symbol is defined if this system has a stat structure declaring
500 * VMS: Field exists in POSIXish version of struct stat(), but is not used.
502 * No definition of what value an operating system or file system should
503 * put in the st_rdev field has been found by me so far. Examination of
504 * LINUX source code indicates that the value is both very platform and
505 * file system specific, with many filesystems just putting 1 or 0 in it.
508 #undef USE_STAT_RDEV /**/
511 * fwrite1() should be a routine with the same calling sequence as fwrite(),
512 * but which outputs all of the bytes requested as a single stream (unlike
513 * fwrite() itself, which on some systems outputs several distinct records
514 * if the number_of_items parameter is >1).
516 #define fwrite1 my_fwrite
519 #ifndef DONT_MASK_RTL_CALLS
520 # define fwrite my_fwrite /* for PerlSIO_fwrite */
521 # define fdopen my_fdopen
522 # define fclose my_fclose
524 # define symlink my_symlink
529 /* By default, flush data all the way to disk, not just to RMS buffers */
530 #define Fflush(fp) my_flush(fp)
532 /* Use our own rmdir() */
533 #ifndef DONT_MASK_RTL_CALLS
534 #define rmdir(name) do_rmdir(name)
537 /* Assorted fiddling with sigs . . . */
539 #define ABORT() abort()
544 /* Used with our my_utime() routine in vms.c */
550 #ifndef DONT_MASK_RTL_CALLS
551 #define utime my_utime
554 /* This is what times() returns, but <times.h> calls it tbuffer_t on VMS
555 * prior to v7.0. We check the DECC manifest to see whether it's already
556 * done this for us, relying on the fact that perl.h #includes <time.h>
557 * before it #includes "vmsish.h".
562 clock_t tms_utime; /* user time */
563 clock_t tms_stime; /* system time - always 0 on VMS */
564 clock_t tms_cutime; /* user time, children */
565 clock_t tms_cstime; /* system time, children - always 0 on VMS */
568 /* The new headers change the times() prototype to tms from tbuffer */
569 # define tbuffer_t struct tms
572 /* Substitute our own routines for gmtime(), localtime(), and time(),
573 * which allow us to implement the vmsish 'time' pragma, and work
574 * around absence of system-level UTC support on old versions of VMS.
576 #define gmtime(t) my_gmtime(t)
577 #define localtime(t) my_localtime(t)
578 #define time(t) my_time(t)
580 /* If we're using an older version of VMS whose Unix signal emulation
581 * isn't very POSIXish, then roll our own.
583 #if __VMS_VER < 70000000 || __DECC_VER < 50200000
584 # define HOMEGROWN_POSIX_SIGNALS
586 #ifdef HOMEGROWN_POSIX_SIGNALS
587 # define sigemptyset(t) my_sigemptyset(t)
588 # define sigfillset(t) my_sigfillset(t)
589 # define sigaddset(t, u) my_sigaddset(t, u)
590 # define sigdelset(t, u) my_sigdelset(t, u)
591 # define sigismember(t, u) my_sigismember(t, u)
592 # define sigprocmask(t, u, v) my_sigprocmask(t, u, v)
594 typedef int sigset_t;
596 /* The tools for sigprocmask() are there, just not the routine itself */
598 # define SIG_UNBLOCK 1
604 # define SIG_SETMASK 3
606 # define sigaction sigvec
607 # define sa_flags sv_onstack
608 # define sa_handler sv_handler
609 # define sa_mask sv_mask
610 # define sigsuspend(set) sigpause(*set)
611 # define sigpending(a) (not_here("sigpending"),0)
614 * The C RTL's sigaction fails to check for invalid signal numbers so we
617 # ifndef DONT_MASK_RTL_CALLS
618 # define sigaction(a,b,c) Perl_my_sigaction(aTHX_ a,b,c)
621 #ifdef KILL_BY_SIGPRC
622 # define kill Perl_my_kill
626 /* VMS doesn't use a real sys_nerr, but we need this when scanning for error
627 * messages in text strings . . .
630 #define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */
632 /* Look up new %ENV values on the fly */
633 #define DYNAMIC_ENV_FETCH 1
634 /* Special getenv function for retrieving %ENV elements. */
635 #define ENVgetenv(v) my_getenv(v,FALSE)
636 #define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE)
639 /* Thin jacket around cuserid() to match Unix' calling sequence */
640 #define getlogin my_getlogin
642 /* Ditto for sys$hash_password() . . . */
643 #define crypt(a,b) Perl_my_crypt(aTHX_ a,b)
645 /* Tweak arg to mkdir & chdir first, so we can tolerate trailing /. */
646 #define Mkdir(dir,mode) Perl_my_mkdir(aTHX_ (dir),(mode))
647 #define Chdir(dir) my_chdir((dir))
648 #ifndef DONT_MASK_RTL_CALLS
649 #define chmod(file_spec, mode) my_chmod((file_spec), (mode))
652 /* Use our own stat() clones, which handle Unix-style directory names */
653 #define Stat(name,bufptr) flex_stat(name,bufptr)
654 #define Fstat(fd,bufptr) Perl_flex_fstat(aTHX_ fd,bufptr)
655 #ifndef DONT_MASK_RTL_CALLS
656 #define lstat(name, bufptr) flex_lstat(name, bufptr)
659 /* Setup for the dirent routines:
660 * opendir(), closedir(), readdir(), seekdir(), telldir(), and
661 * vmsreaddirversions(), and preprocessor stuff on which these depend:
662 * Written by Rich $alz, <rsalz@bbn.com> in August, 1990.
666 /* Flags for the _dirdesc structure */
667 #define PERL_VMSDIR_M_VERSIONS 0x02 /* Want VMS versions */
668 #define PERL_VMSDIR_M_UNIXSPECS 0x04 /* Want UNIX specifications */
671 /* Data structure returned by READDIR(). */
673 char d_name[256]; /* File name */
674 int d_namlen; /* Length of d_name */
675 int vms_verscount; /* Number of versions */
676 int vms_versions[20]; /* Version numbers */
679 /* Handle returned by opendir(), used by the other routines. You
680 * are not supposed to care what's inside this structure. */
681 typedef struct _dirdesc {
684 unsigned long int count;
687 struct dsc$descriptor_s pat;
692 #define rewinddir(dirp) seekdir((dirp), 0)
694 /* used for our emulation of getpw* */
696 char *pw_name; /* Username */
698 Uid_t pw_uid; /* UIC member number */
699 Gid_t pw_gid; /* UIC group number */
700 char *pw_comment; /* Default device/directory (Unix-style) */
701 char *pw_gecos; /* Owner */
702 char *pw_dir; /* Default device/directory (VMS-style) */
703 char *pw_shell; /* Default CLI name (eg. DCL) */
705 #define pw_unixdir pw_comment /* Default device/directory (Unix-style) */
706 #define getpwnam my_getpwnam
707 #define getpwuid my_getpwuid
708 #define getpwent my_getpwent
709 #define endpwent my_endpwent
710 #define setpwent my_endpwent
712 /* Our own stat_t substitute, since we play with st_dev and st_ino -
713 * we want atomic types so Unix-bound code which compares these fields
714 * for two files will work most of the time under VMS.
715 * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) ==
716 * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type
717 * to map the unsigned int we want and the unsigned short[3] the CRTL
718 * returns into the same member, since gcc has different ideas than DECC
719 * and VAXC about sizing union types.
720 * N.B. 2. The routine cando() in vms.c assumes that &stat.st_ino is the
723 /* First, grab the system types, so we don't clobber them later */
725 /* Since we've got to match the size of the CRTL's stat_t, we need
726 * to mimic DECC's alignment settings.
728 * The simplest thing is to just put a wrapper around the stat structure
729 * supplied by the CRTL and use #defines to redirect references to the
730 * members to the real names.
733 #if defined(__DECC) || defined(__DECCXX)
734 # pragma __member_alignment __save
735 # pragma member_alignment
738 typedef unsigned mydev_t;
740 typedef unsigned myino_t;
742 typedef __ino64_t myino_t;
747 struct stat crtl_stat;
750 unsigned rvn; /* FID (num,seq,rvn) + pad */
753 char st_devnam[256]; /* Cache the (short) VMS name */
756 #define st_mode crtl_stat.st_mode
757 #define st_nlink crtl_stat.st_nlink
758 #define st_uid crtl_stat.st_uid
759 #define st_gid crtl_stat.st_gid
760 #define st_rdev crtl_stat.st_rdev
761 #define st_size crtl_stat.st_size
762 #define st_atime crtl_stat.st_atime
763 #define st_mtime crtl_stat.st_mtime
764 #define st_ctime crtl_stat.st_ctime
765 #define st_fab_rfm crtl_stat.st_fab_rfm
766 #define st_fab_rat crtl_stat.st_fab_rat
767 #define st_fab_fsz crtl_stat.st_fab_fsz
768 #define st_fab_mrs crtl_stat.st_fab_mrs
771 #define VMS_INO_T_COMPARE(__a, __b) (__a != __b)
772 #define VMS_INO_T_COPY(__a, __b) __a = __b
774 #define VMS_INO_T_COMPARE(__a, __b) memcmp(&__a, &__b, 6)
775 #define VMS_INO_T_COPY(__a, __b) memcpy(&__a, &__b, 6)
778 #if defined(__DECC) || defined(__DECCXX)
779 # pragma __member_alignment __restore
783 * DEC C previous to 6.0 corrupts the behavior of the /prefix
784 * qualifier with the extern prefix pragma. This provisional
785 * hack circumvents this prefix pragma problem in previous
788 #if defined(__VMS_VER) && __VMS_VER >= 70000000
789 # if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 60000000)
790 # pragma __extern_prefix save
791 # pragma __extern_prefix "" /* set to empty to prevent prefixing */
792 # define geteuid decc$__unix_geteuid
793 # define getuid decc$__unix_getuid
794 # define stat(__p1,__p2) decc$__utc_stat(__p1,__p2)
795 # define fstat(__p1,__p2) decc$__utc_fstat(__p1,__p2)
796 # pragma __extern_prefix restore
800 #ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */
805 # define dev_t mydev_t
806 # define ino_t myino_t
808 /* Cons up a 'delete' bit for testing access */
809 #define S_IDUSR (S_IWUSR | S_IXUSR)
810 #define S_IDGRP (S_IWGRP | S_IXGRP)
811 #define S_IDOTH (S_IWOTH | S_IXOTH)
814 /* Prototypes for functions unique to vms.c. Don't include replacements
815 * for routines in the mainline source files excluded by #ifndef VMS;
816 * their prototypes are already in proto.h.
818 * In order to keep Gen_ShrFls.Pl happy, functions which are to be made
819 * available to images linked to PerlShr.Exe must be declared between the
820 * __VMS_PROTOTYPES__ and __VMS_SEPYTOTORP__ lines, and must be in the form
821 * <data type><TAB>name<WHITESPACE>(<prototype args>);
824 #ifdef NO_PERL_TYPEDEFS
825 /* We don't have Perl typedefs available (e.g. when building a2p), so
826 we fake them here. N.B. There is *no* guarantee that the faked
827 prototypes will actually match the real routines. If you want to
828 call Perl routines, include perl.h to get the real typedefs. */
831 # define __MY_BOOL_TYPE_FAKE
835 # define __MY_I32_TYPE_FAKE
838 # define SV void /* Since we only see SV * in prototypes */
839 # define __MY_SV_TYPE_FAKE
843 void prime_env_iter (void);
844 void init_os_extras (void);
845 int Perl_vms_status_to_unix(int vms_status, int child_flag);
846 int Perl_unix_status_to_vms(int unix_status);
847 /* prototype section start marker; `typedef' passes through cpp */
848 typedef char __VMS_PROTOTYPES__;
849 int Perl_vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int);
850 char * Perl_vms_realpath (pTHX_ const char *, char *, int *);
851 #if !defined(PERL_IMPLICIT_CONTEXT)
852 int Perl_vms_case_tolerant(void);
853 char * Perl_my_getenv (const char *, bool);
854 int Perl_my_trnlnm (const char *, char *, unsigned long int);
855 char * Perl_tounixspec (const char *, char *);
856 char * Perl_tounixspec_ts (const char *, char *);
857 char * Perl_tounixspec_utf8 (const char *, char *, int *);
858 char * Perl_tounixspec_utf8_ts (const char *, char *, int *);
859 char * Perl_tovmsspec (const char *, char *);
860 char * Perl_tovmsspec_ts (const char *, char *);
861 char * Perl_tovmsspec_utf8 (const char *, char *, int *);
862 char * Perl_tovmsspec_utf8_ts (const char *, char *, int *);
863 char * Perl_tounixpath (const char *, char *);
864 char * Perl_tounixpath_ts (const char *, char *);
865 char * Perl_tounixpath_utf8 (const char *, char *, int *);
866 char * Perl_tounixpath_utf8_ts (const char *, char *, int *);
867 char * Perl_tovmspath (const char *, char *);
868 char * Perl_tovmspath_ts (const char *, char *);
869 char * Perl_tovmspath_utf8 (const char *, char *, int *);
870 char * Perl_tovmspath_utf8_ts (const char *, char *, int *);
871 int Perl_do_rmdir (const char *);
872 char * Perl_fileify_dirspec (const char *, char *);
873 char * Perl_fileify_dirspec_ts (const char *, char *);
874 char * Perl_fileify_dirspec_utf8 (const char *, char *, int *);
875 char * Perl_fileify_dirspec_utf8_ts (const char *, char *, int *);
876 char * Perl_pathify_dirspec (const char *, char *);
877 char * Perl_pathify_dirspec_ts (const char *, char *);
878 char * Perl_pathify_dirspec_utf8 (const char *, char *, int *);
879 char * Perl_pathify_dirspec_utf8_ts (const char *, char *, int *);
880 char * Perl_rmsexpand (const char *, char *, const char *, unsigned);
881 char * Perl_rmsexpand_ts (const char *, char *, const char *, unsigned);
882 char * Perl_rmsexpand_utf8 (const char *, char *, const char *, unsigned, int *, int *);
883 char * Perl_rmsexpand_utf8_ts (const char *, char *, const char *, unsigned, int *, int *);
884 int Perl_trim_unixpath (char *, const char*, int);
885 DIR * Perl_opendir (const char *);
886 int Perl_rename(const char *, const char *);
887 int Perl_rmscopy (const char *, const char *, int);
888 int Perl_my_mkdir (const char *, Mode_t);
889 bool Perl_vms_do_aexec (SV *, SV **, SV **);
891 char * Perl_my_getenv (pTHX_ const char *, bool);
892 int Perl_my_trnlnm (pTHX_ const char *, char *, unsigned long int);
893 char * Perl_tounixspec (pTHX_ const char *, char *);
894 char * Perl_tounixspec_ts (pTHX_ const char *, char *);
895 char * Perl_tounixspec_utf8 (pTHX_ const char *, char *, int *);
896 char * Perl_tounixspec_utf8_ts (pTHX_ const char *, char *, int *);
897 char * Perl_tovmsspec (pTHX_ const char *, char *);
898 char * Perl_tovmsspec_ts (pTHX_ const char *, char *);
899 char * Perl_tovmsspec_utf8 (pTHX_ const char *, char *, int *);
900 char * Perl_tovmsspec_utf8_ts (pTHX_ const char *, char *, int *);
901 char * Perl_tounixpath (pTHX_ const char *, char *);
902 char * Perl_tounixpath_ts (pTHX_ const char *, char *);
903 char * Perl_tounixpath_utf8 (pTHX_ const char *, char *, int *);
904 char * Perl_tounixpath_utf8_ts (pTHX_ const char *, char *, int *);
905 char * Perl_tovmspath (pTHX_ const char *, char *);
906 char * Perl_tovmspath_ts (pTHX_ const char *, char *);
907 char * Perl_tovmspath_utf8 (pTHX_ const char *, char *, int *);
908 char * Perl_tovmspath_utf8_ts (pTHX_ const char *, char *, int *);
909 int Perl_do_rmdir (pTHX_ const char *);
910 char * Perl_fileify_dirspec (pTHX_ const char *, char *);
911 char * Perl_fileify_dirspec_ts (pTHX_ const char *, char *);
912 char * Perl_fileify_dirspec_utf8 (pTHX_ const char *, char *, int *);
913 char * Perl_fileify_dirspec_utf8_ts (pTHX_ const char *, char *, int *);
914 char * Perl_pathify_dirspec (pTHX_ const char *, char *);
915 char * Perl_pathify_dirspec_ts (pTHX_ const char *, char *);
916 char * Perl_pathify_dirspec_utf8 (pTHX_ const char *, char *, int *);
917 char * Perl_pathify_dirspec_utf8_ts (pTHX_ const char *, char *, int *);
918 char * Perl_rmsexpand (pTHX_ const char *, char *, const char *, unsigned);
919 char * Perl_rmsexpand_ts (pTHX_ const char *, char *, const char *, unsigned);
920 char * Perl_rmsexpand_utf8 (pTHX_ const char *, char *, const char *, unsigned, int *, int *);
921 char * Perl_rmsexpand_utf8_ts (pTHX_ const char *, char *, const char *, unsigned, int *, int *);
922 int Perl_trim_unixpath (pTHX_ char *, const char*, int);
923 DIR * Perl_opendir (pTHX_ const char *);
924 int Perl_rename (pTHX_ const char *, const char *);
925 int Perl_rmscopy (pTHX_ const char *, const char *, int);
926 int Perl_my_mkdir (pTHX_ const char *, Mode_t);
927 bool Perl_vms_do_aexec (pTHX_ SV *, SV **, SV **);
929 int Perl_vms_case_tolerant(void);
930 char * Perl_my_getenv_len (pTHX_ const char *, unsigned long *, bool);
931 int Perl_vmssetenv (pTHX_ const char *, const char *, struct dsc$descriptor_s **);
932 void Perl_vmssetuserlnm(pTHX_ const char *name, const char *eqv);
933 char * Perl_my_crypt (pTHX_ const char *, const char *);
934 Pid_t Perl_my_waitpid (pTHX_ Pid_t, int *, int);
935 char * my_gconvert (double, int, int, char *);
936 int Perl_kill_file (pTHX_ const char *);
937 int Perl_my_chdir (pTHX_ const char *);
938 int Perl_my_chmod(pTHX_ const char *, mode_t);
939 FILE * Perl_my_tmpfile (void);
940 #ifndef HOMEGROWN_POSIX_SIGNALS
941 int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*);
943 #ifdef KILL_BY_SIGPRC
944 unsigned int Perl_sig_to_vmscondition (int);
945 int Perl_my_kill (int, int);
946 void Perl_csighandler_init (void);
948 int Perl_my_utime (pTHX_ const char *, const struct utimbuf *);
949 void Perl_vms_image_init (int *, char ***);
950 struct dirent * Perl_readdir (pTHX_ DIR *);
951 int Perl_readdir_r(pTHX_ DIR *, struct dirent *, struct dirent **);
952 long Perl_telldir (DIR *);
953 void Perl_seekdir (pTHX_ DIR *, long);
954 void Perl_closedir (DIR *);
955 void vmsreaddirversions (DIR *, int);
956 struct tm * Perl_my_gmtime (pTHX_ const time_t *);
957 struct tm * Perl_my_localtime (pTHX_ const time_t *);
958 time_t Perl_my_time (pTHX_ time_t *);
959 #ifdef HOMEGROWN_POSIX_SIGNALS
960 int my_sigemptyset (sigset_t *);
961 int my_sigfillset (sigset_t *);
962 int my_sigaddset (sigset_t *, int);
963 int my_sigdelset (sigset_t *, int);
964 int my_sigismember (sigset_t *, int);
965 int my_sigprocmask (int, sigset_t *, sigset_t *);
967 I32 Perl_cando_by_name (pTHX_ I32, bool, const char *);
968 int Perl_flex_fstat (pTHX_ int, Stat_t *);
969 int Perl_flex_lstat (pTHX_ const char *, Stat_t *);
970 int Perl_flex_stat (pTHX_ const char *, Stat_t *);
972 bool Perl_vms_do_exec (pTHX_ const char *);
973 FILE * my_fdopen (int, const char *);
974 int my_fclose (FILE *);
975 int my_fwrite (const void *, size_t, size_t, FILE *);
977 int Perl_my_symlink(pTHX_ const char *path1, const char *path2);
979 int Perl_my_flush (pTHX_ FILE *);
980 struct passwd * Perl_my_getpwnam (pTHX_ const char *name);
981 struct passwd * Perl_my_getpwuid (pTHX_ Uid_t uid);
982 void Perl_my_endpwent (pTHX);
983 char * my_getlogin (void);
984 typedef char __VMS_SEPYTOTORP__;
985 /* prototype section end marker; `typedef' passes through cpp */
987 #ifdef NO_PERL_TYPEDEFS /* We'll try not to scramble later files */
988 # ifdef __MY_BOOL_TYPE_FAKE
990 # undef __MY_BOOL_TYPE_FAKE
992 # ifdef __MY_I32_TYPE_FAKE
994 # undef __MY_I32_TYPE_FAKE
996 # ifdef __MY_SV_TYPE_FAKE
998 # undef __MY_SV_TYPE_FAKE
1002 #ifndef VMS_DO_SOCKETS
1003 /* This relies on tricks in perl.h to pick up that these manifest constants
1004 * are undefined and set up conversion routines. It will then redefine
1005 * these manifest constants, so the actual values will match config.h
1013 /* The C RTL manual says to undef the macro for DEC C 5.2 and lower. */
1014 #if defined(fileno) && defined(__DECC_VER) && __DECC_VER < 50300000
1018 #define NO_ENVIRON_ARRAY
1020 /* RMSEXPAND options */
1021 #define PERL_RMSEXPAND_M_VMS 0x02 /* Force output to VMS format */
1022 #define PERL_RMSEXPAND_M_LONG 0x04 /* Expand to long name format */
1023 #define PERL_RMSEXPAND_M_VMS_IN 0x08 /* Assume input is VMS already */
1024 #define PERL_RMSEXPAND_M_SYMLINK 0x20 /* Use symbolic link, not target */
1026 #endif /* __vmsish_h_included */