3 * VMS-specific C header file for perl5.
5 * revised: 16-Sep-1998 by Charles Bailey bailey@newman.upenn.edu
8 * Last revised: 10-Oct-2005 by John Malmberg (HP OpenVMS) wb8twy@qsl.net
9 * Add SYMLINK support, and updated Craig Berry's
13 #ifndef __vmsish_h_included
14 #define __vmsish_h_included
16 #include <descrip.h> /* for dirent struct definitions */
17 #include <libdef.h> /* status codes for various places */
18 #include <rmsdef.h> /* at which errno and vaxc$errno are */
19 #include <ssdef.h> /* explicitly set in the perl source code */
20 #include <stsdef.h> /* bitmasks for exit status testing */
22 /* Suppress compiler warnings from DECC for VMS-specific extensions:
23 * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values
24 * (e.g. pointer fields of descriptors)
26 #if defined(__DECC) || defined(__DECCXX)
27 # pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT)
30 /* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */
34 #define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040)
38 #define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040)
39 /* DECC 1.3 has a funny definition of abs; it's fixed in DECC 4.0, so this
40 * can go away once DECC 1.3 isn't in use any more. */
41 #if defined(__ALPHA) && (defined(__DECC) || defined(__DECCXX))
43 #define abs(__x) __ABS(__x)
45 #define labs(__x) __LABS(__x)
46 #endif /* __ALPHA && __DECC */
48 /* Assorted things to look like Unix */
50 #ifndef _IOLBF /* gcc's stdio.h doesn't define this */
54 #include <processes.h> /* for vfork() */
57 #include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */
58 #if (defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000) || defined(__DECCXX)
59 # include <unistd.h> /* DECC has this; gcc doesn't */
62 #ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */
63 # define DONT_MASK_RTL_CALLS
66 /* Note that we do, in fact, have this */
68 #define HAS_GETENV_LEN
70 /* All this stiff is for the x2P programs. Hopefully they'll still work */
71 #if defined(PERL_FOR_X2P)
83 #ifndef DONT_MASK_RTL_CALLS
87 /* getenv used for regular logical names */
88 # define getenv(v) Perl_my_getenv(aTHX_ v,TRUE)
93 #define getenv_len(v,l) Perl_my_getenv_len(aTHX_ v,l,TRUE)
95 /* DECC introduces this routine in the RTL as of VMS 7.0; for now,
96 * we'll use ours, since it gives us the full VMS exit status. */
97 #define waitpid my_waitpid
99 /* Don't redeclare standard RTL routines in Perl's header files;
100 * VMS history or extensions makes some of the formal protoypes
101 * differ from the common Unix forms.
103 #define DONT_DECLARE_STD 1
105 /* Our own contribution to PerlShr's global symbols . . . */
106 #define prime_env_iter Perl_prime_env_iter
107 #define vms_image_init Perl_vms_image_init
108 #define my_tmpfile Perl_my_tmpfile
109 #define vmstrnenv Perl_vmstrnenv
110 #if !defined(PERL_IMPLICIT_CONTEXT)
111 #define my_getenv_len Perl_my_getenv_len
112 #define vmssetenv Perl_vmssetenv
113 #define my_trnlnm Perl_my_trnlnm
114 #define my_setenv Perl_my_setenv
115 #define my_getenv Perl_my_getenv
116 #define tounixspec Perl_tounixspec
117 #define tounixspec_ts Perl_tounixspec_ts
118 #define tovmsspec Perl_tovmsspec
119 #define tovmsspec_ts Perl_tovmsspec_ts
120 #define tounixpath Perl_tounixpath
121 #define tounixpath_ts Perl_tounixpath_ts
122 #define tovmspath Perl_tovmspath
123 #define tovmspath_ts Perl_tovmspath_ts
124 #define do_rmdir Perl_do_rmdir
125 #define fileify_dirspec Perl_fileify_dirspec
126 #define fileify_dirspec_ts Perl_fileify_dirspec_ts
127 #define pathify_dirspec Perl_pathify_dirspec
128 #define pathify_dirspec_ts Perl_pathify_dirspec_ts
129 #define trim_unixpath Perl_trim_unixpath
130 #define opendir Perl_opendir
131 #define rmscopy Perl_rmscopy
132 #define my_mkdir Perl_my_mkdir
133 #define vms_do_aexec Perl_vms_do_aexec
134 #define vms_do_exec Perl_vms_do_exec
135 #define my_waitpid Perl_my_waitpid
136 #define my_crypt Perl_my_crypt
137 #define kill_file Perl_kill_file
138 #define my_utime Perl_my_utime
139 #define my_chdir Perl_my_chdir
140 #define do_aspawn Perl_do_aspawn
141 #define seekdir Perl_seekdir
142 #define my_gmtime Perl_my_gmtime
143 #define my_localtime Perl_my_localtime
144 #define my_time Perl_my_time
145 #define do_spawn Perl_do_spawn
146 #define flex_fstat Perl_flex_fstat
147 #define flex_stat Perl_flex_stat
148 #define flex_lstat Perl_flex_lstat
149 #define cando_by_name Perl_cando_by_name
150 #define my_getpwnam Perl_my_getpwnam
151 #define my_getpwuid Perl_my_getpwuid
152 #define my_flush Perl_my_flush
153 #define readdir Perl_readdir
154 #define readdir_r Perl_readdir_r
156 #define my_getenv_len(a,b,c) Perl_my_getenv_len(aTHX_ a,b,c)
157 #define vmssetenv(a,b,c) Perl_vmssetenv(aTHX_ a,b,c)
158 #define my_trnlnm(a,b,c) Perl_my_trnlnm(aTHX_ a,b,c)
159 #define my_setenv(a,b) Perl_my_setenv(aTHX_ a,b)
160 #define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b)
161 #define tounixspec(a,b) Perl_tounixspec(aTHX_ a,b)
162 #define tounixspec_ts(a,b) Perl_tounixspec_ts(aTHX_ a,b)
163 #define tovmsspec(a,b) Perl_tovmsspec(aTHX_ a,b)
164 #define tovmsspec_t(a,b) Perl_tovmsspec_ts(aTHX_ a,b)
165 #define tounixpath(a,b) Perl_tounixpath(aTHX_ a,b)
166 #define tounixpath_ts(a,b) Perl_tounixpath_ts(aTHX_ a,b)
167 #define tovmspath(a,b) Perl_tovmspath(aTHX_ a,b)
168 #define tovmspath_ts(a,b) Perl_tovmspath_ts(aTHX_ a,b)
169 #define do_rmdir(a) Perl_do_rmdir(aTHX_ a)
170 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
171 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
172 #define pathify_dirspec Perl_pathify_dirspec
173 #define pathify_dirspec_ts Perl_pathify_dirspec_ts
174 #define rmsexpand(a,b,c,d) Perl_rmsexpand(aTHX_ a,b,c,d)
175 #define rmsexpand_ts(a,b,c,d) Perl_rmsexpand_ts(aTHX_ a,b,c,d)
176 #define trim_unixpath(a,b,c) Perl_trim_unixpath(aTHX_ a,b,c)
177 #define opendir(a) Perl_opendir(aTHX_ a)
178 #define rmscopy(a,b,c) Perl_rmscopy(aTHX_ a,b,c)
179 #define my_mkdir(a,b) Perl_my_mkdir(aTHX_ a,b)
180 #define vms_do_aexec(a,b,c) Perl_vms_do_aexec(aTHX_ a,b,c)
181 #define vms_do_exec(a) Perl_vms_do_exec(aTHX_ a)
182 #define my_waitpid(a,b,c) Perl_my_waitpid(aTHX_ a,b,c)
183 #define my_crypt(a,b) Perl_my_crypt(aTHX_ a,b)
184 #define kill_file(a) Perl_kill_file(aTHX_ a)
185 #define my_utime(a,b) Perl_my_utime(aTHX_ a,b)
186 #define my_chdir(a) Perl_my_chdir(aTHX_ a)
187 #define do_aspawn(a,b,c) Perl_do_aspawn(aTHX_ a,b,c)
188 #define seekdir(a,b) Perl_seekdir(aTHX_ a,b)
189 #define my_gmtime(a) Perl_my_gmtime(aTHX_ a)
190 #define my_localtime(a) Perl_my_localtime(aTHX_ a)
191 #define my_time(a) Perl_my_time(aTHX_ a)
192 #define do_spawn(a) Perl_do_spawn(aTHX_ a)
193 #define flex_fstat(a,b) Perl_flex_fstat(aTHX_ a,b)
194 #define cando_by_name(a,b,c) Perl_cando_by_name(aTHX_ a,b,c)
195 #define flex_stat(a,b) Perl_flex_stat(aTHX_ a,b)
196 #define my_getpwnam(a) Perl_my_getpwnam(aTHX_ a)
197 #define my_getpwuid(a) Perl_my_getpwuid(aTHX_ a)
198 #define my_flush(a) Perl_my_flush(aTHX_ a)
199 #define readdir(a) Perl_readdir(aTHX_ a)
200 #define readdir_r(a,b,c) Perl_readdir_r(aTHX_ a,b,c)
202 #define my_gconvert Perl_my_gconvert
203 #define telldir Perl_telldir
204 #define closedir Perl_closedir
205 #define vmsreaddirversions Perl_vmsreaddirversions
206 #define my_sigemptyset Perl_my_sigemptyset
207 #define my_sigfillset Perl_my_sigfillset
208 #define my_sigaddset Perl_my_sigaddset
209 #define my_sigdelset Perl_my_sigdelset
210 #define my_sigismember Perl_my_sigismember
211 #define my_sigprocmask Perl_my_sigprocmask
212 #define my_vfork Perl_my_vfork
213 #define my_fdopen Perl_my_fdopen
214 #define my_fclose Perl_my_fclose
215 #define my_fwrite Perl_my_fwrite
216 #define my_getpwent() Perl_my_getpwent(aTHX)
217 #define my_endpwent() Perl_my_endpwent(aTHX)
218 #define my_getlogin Perl_my_getlogin
219 #define init_os_extras Perl_init_os_extras
220 #define vms_realpath(a, b) Perl_vms_realpath(aTHX_ a,b)
221 #define vms_case_tolerant(a) Perl_vms_case_tolerant(a)
223 /* Delete if at all possible, changing protections if necessary. */
224 #define unlink kill_file
227 * Intercept calls to fork, so we know whether subsequent calls to
228 * exec should be handled in VMSish or Unixish style.
230 #define fork my_vfork
231 #ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */
235 # define vfork my_vfork
239 * Toss in a shim to tmpfile which creates a plain temp file if the
240 * RMS tmp mechanism won't work (e.g. if someone is relying on ACLs
241 * from a specific directory to permit creation of files).
243 #ifndef DONT_MASK_RTL_CALLS
244 # define tmpfile Perl_my_tmpfile
249 * This symbol is defined if Time_t is an unsigned type on this system.
254 * This symbol, if defined, indicates that error messages should be
255 * should be generated in a format that allows the use of the Acme
256 * GUI/editor's autofind feature.
258 #undef ACME_MESS /**/
260 /* ALTERNATE_SHEBANG:
261 * This symbol, if defined, contains a "magic" string which may be used
262 * as the first line of a Perl program designed to be executed directly
263 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
264 * begins with a character other then #, then Perl will only treat
265 * it as a command line if if finds the string "perl" in the first
266 * word; otherwise it's treated as the first line of code in the script.
267 * (IOW, Perl won't hand off to another interpreter via an alternate
268 * shebang sequence that might be legal Perl code.)
270 #define ALTERNATE_SHEBANG "$"
272 /* Lower case entry points for these are missing in some earlier RTLs
273 * so we borrow the defines and declares from errno.h and upcase them.
275 #if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 50500000)
276 # define errno (*CMA$TIS_ERRNO_GET_ADDR())
277 # define vaxc$errno (*CMA$TIS_VMSERRNO_GET_ADDR())
278 int *CMA$TIS_ERRNO_GET_ADDR (void); /* UNIX style error code */
279 int *CMA$TIS_VMSERRNO_GET_ADDR (void); /* VMS error (errno == EVMSERR) */
282 /* Macros to set errno using the VAX thread-safe calls, if present */
283 #if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA)
284 # define set_errno(v) (cma$tis_errno_set_value(v))
285 void cma$tis_errno_set_value(int __value); /* missing in some errno.h */
286 # define set_vaxc_errno(v) (vaxc$errno = (v))
288 # define set_errno(v) (errno = (v))
289 # define set_vaxc_errno(v) (vaxc$errno = (v))
292 /* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */
294 #define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */
296 #define HINT_V_VMSISH 24
297 #define HINT_M_VMSISH_STATUS 0x40000000 /* system, $? return VMS status */
298 #define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */
299 #define NATIVE_HINTS (PL_hints >> HINT_V_VMSISH) /* used in op.c */
301 #define TEST_VMSISH(h) (PL_curcop->op_private & ((h) >> HINT_V_VMSISH))
302 #define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS)
303 #define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME)
305 /* VMS-specific data storage */
307 #define HAVE_INTERP_INTERN
308 struct interp_intern {
313 #define VMSISH_HUSHED (PL_sys_intern.hushed)
314 #define MY_INV_RAND_MAX (PL_sys_intern.inv_rand_max)
315 #define MY_POSIX_EXIT (PL_sys_intern.posix_exit)
317 /* Flags for vmstrnenv() */
318 #define PERL__TRNENV_SECURE 0x01
319 #define PERL__TRNENV_JOIN_SEARCHLIST 0x02
321 /* Handy way to vet calls to VMS system services and RTL routines. */
322 #define _ckvmssts(call) STMT_START { register unsigned long int __ckvms_sts; \
323 if (!((__ckvms_sts=(call))&1)) { \
324 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
325 Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \
326 __ckvms_sts,__FILE__,__LINE__); } } STMT_END
328 /* Same thing, but don't call back to Perl's croak(); useful for errors
329 * occurring during startup, before Perl's state is initialized */
330 #define _ckvmssts_noperl(call) STMT_START { register unsigned long int __ckvms_sts; \
331 if (!((__ckvms_sts=(call))&1)) { \
332 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
333 fprintf(stderr,"Fatal VMS error (status=%d) at %s, line %d", \
334 __ckvms_sts,__FILE__,__LINE__); lib$signal(__ckvms_sts); } } STMT_END
336 #ifdef VMS_DO_SOCKETS
337 #include "sockadapt.h"
338 #define PERL_SOCK_SYSREAD_IS_RECV
339 #define PERL_SOCK_SYSWRITE_IS_SEND
342 #if __CRTL_VER < 70000000
343 #define BIT_BUCKET "_NLA0:"
345 #define BIT_BUCKET "/dev/null"
347 #define PERL_SYS_INIT(c,v) MALLOC_CHECK_TAINT2(*c,*v) vms_image_init((c),(v)); MALLOC_INIT
348 #define PERL_SYS_TERM() OP_REFCNT_TERM; MALLOC_TERM
353 #define PERL_FS_VER_FMT "%d_%d_%d"
354 /* Temporary; we need to add support for this to Configure.Com */
355 #ifdef PERL_INC_VERSION_LIST
356 # undef PERL_INC_VERSION_LIST
360 * This symbol, if defined, indicates that the program is running under
361 * VMS. It's a symbol automagically defined by all VMS C compilers I've seen.
362 * Just in case, however . . . */
363 /* Note that code really should be using __VMS to comply with ANSI */
369 * This symbol, if defined, indicates that the ioctl() routine is
370 * available to set I/O characteristics
372 #if defined(__CRTL_VER) && __CRTL_VER >= 70000000
373 #define HAS_IOCTL /**/
375 #undef HAS_IOCTL /**/
379 * This symbol, if defined, indicates that the routine utime() is
380 * available to update the access and modification times of files.
382 #define HAS_UTIME /**/
385 * This symbol, if defined, indicates that the getgrnam() and
386 * getgrgid() routines are available to get group entries.
387 * The getgrent() has a separate definition, HAS_GETGRENT.
389 #undef HAS_GROUP /**/
392 * This symbol, if defined, indicates that the getpwnam() and
393 * getpwuid() routines are available to get password entries.
394 * The getpwent() has a separate definition, HAS_GETPWENT.
396 #define HAS_PASSWD /**/
402 * This symbol, if defined, indicates that the program should
403 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
404 * that a file is in "binary" mode -- that is, that no translation
405 * of bytes occurs on read or write operations.
410 * This symbol holds the type used to declare buffers for information
411 * returned by stat(). It's usually just struct stat. It may be necessary
412 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
416 * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS
417 * is in effect, since Perl's thread.h embeds one of these structs in its
418 * thread data struct, and our struct mystat is a different size from the
419 * regular struct stat (cf. note above about having to pad struct to work
420 * around bug in compiler.)
421 * It's OK to pass one of these to the RTL's stat(), though, since the
422 * fields it fills are the same in each struct.
424 #define Stat_t struct mystat
427 * This symbol is defined if this system has a stat structure declaring
429 * VMS: Field exists in POSIXish version of struct stat(), but is not used.
431 * No definition of what value an operating system or file system should
432 * put in the st_rdev field has been found by me so far. Examination of
433 * LINUX source code indicates that the value is both very platform and
434 * file system specific, with many filesystems just putting 1 or 0 in it.
437 #undef USE_STAT_RDEV /**/
440 * fwrite1() should be a routine with the same calling sequence as fwrite(),
441 * but which outputs all of the bytes requested as a single stream (unlike
442 * fwrite() itself, which on some systems outputs several distinct records
443 * if the number_of_items parameter is >1).
445 #define fwrite1 my_fwrite
448 #ifndef DONT_MASK_RTL_CALLS
449 # define fwrite my_fwrite /* for PerlSIO_fwrite */
450 # define fdopen my_fdopen
451 # define fclose my_fclose
455 /* By default, flush data all the way to disk, not just to RMS buffers */
456 #define Fflush(fp) my_flush(fp)
458 /* Use our own rmdir() */
459 #ifndef DONT_MASK_RTL_CALLS
460 #define rmdir(name) do_rmdir(name)
463 /* Assorted fiddling with sigs . . . */
465 #define ABORT() abort()
470 /* Used with our my_utime() routine in vms.c */
476 #ifndef DONT_MASK_RTL_CALLS
477 #define utime my_utime
480 /* This is what times() returns, but <times.h> calls it tbuffer_t on VMS
481 * prior to v7.0. We check the DECC manifest to see whether it's already
482 * done this for us, relying on the fact that perl.h #includes <time.h>
483 * before it #includes "vmsish.h".
488 clock_t tms_utime; /* user time */
489 clock_t tms_stime; /* system time - always 0 on VMS */
490 clock_t tms_cutime; /* user time, children */
491 clock_t tms_cstime; /* system time, children - always 0 on VMS */
494 /* The new headers change the times() prototype to tms from tbuffer */
495 # define tbuffer_t struct tms
498 /* Substitute our own routines for gmtime(), localtime(), and time(),
499 * which allow us to implement the vmsish 'time' pragma, and work
500 * around absence of system-level UTC support on old versions of VMS.
502 #define gmtime(t) my_gmtime(t)
503 #define localtime(t) my_localtime(t)
504 #define time(t) my_time(t)
506 /* If we're using an older version of VMS whose Unix signal emulation
507 * isn't very POSIXish, then roll our own.
509 #if __VMS_VER < 70000000 || __DECC_VER < 50200000
510 # define HOMEGROWN_POSIX_SIGNALS
512 #ifdef HOMEGROWN_POSIX_SIGNALS
513 # define sigemptyset(t) my_sigemptyset(t)
514 # define sigfillset(t) my_sigfillset(t)
515 # define sigaddset(t, u) my_sigaddset(t, u)
516 # define sigdelset(t, u) my_sigdelset(t, u)
517 # define sigismember(t, u) my_sigismember(t, u)
518 # define sigprocmask(t, u, v) my_sigprocmask(t, u, v)
520 typedef int sigset_t;
522 /* The tools for sigprocmask() are there, just not the routine itself */
524 # define SIG_UNBLOCK 1
530 # define SIG_SETMASK 3
532 # define sigaction sigvec
533 # define sa_flags sv_onstack
534 # define sa_handler sv_handler
535 # define sa_mask sv_mask
536 # define sigsuspend(set) sigpause(*set)
537 # define sigpending(a) (not_here("sigpending"),0)
540 * The C RTL's sigaction fails to check for invalid signal numbers so we
543 # ifndef DONT_MASK_RTL_CALLS
544 # define sigaction(a,b,c) Perl_my_sigaction(aTHX_ a,b,c)
547 #ifdef KILL_BY_SIGPRC
548 # define kill Perl_my_kill
552 /* VMS doesn't use a real sys_nerr, but we need this when scanning for error
553 * messages in text strings . . .
556 #define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */
558 /* Look up new %ENV values on the fly */
559 #define DYNAMIC_ENV_FETCH 1
560 /* Special getenv function for retrieving %ENV elements. */
561 #define ENVgetenv(v) my_getenv(v,FALSE)
562 #define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE)
565 /* Thin jacket around cuserid() to match Unix' calling sequence */
566 #define getlogin my_getlogin
568 /* Ditto for sys$hash_password() . . . */
569 #define crypt(a,b) Perl_my_crypt(aTHX_ a,b)
571 /* Tweak arg to mkdir & chdir first, so we can tolerate trailing /. */
572 #define Mkdir(dir,mode) Perl_my_mkdir(aTHX_ (dir),(mode))
573 #define Chdir(dir) my_chdir((dir))
575 /* Use our own stat() clones, which handle Unix-style directory names */
576 #define Stat(name,bufptr) flex_stat(name,bufptr)
577 #define Fstat(fd,bufptr) Perl_flex_fstat(aTHX_ fd,bufptr)
578 #ifndef DONT_MASK_RTL_CALLS
579 #define lstat(name, bufptr) Perl_flex_lstat(name, bufptr)
582 /* Setup for the dirent routines:
583 * opendir(), closedir(), readdir(), seekdir(), telldir(), and
584 * vmsreaddirversions(), and preprocessor stuff on which these depend:
585 * Written by Rich $alz, <rsalz@bbn.com> in August, 1990.
589 /* Flags for the _dirdesc structure */
590 #define PERL_VMSDIR_M_VERSIONS 0x02 /* Want VMS versions */
591 #define PERL_VMSDIR_M_UNIXSPECS 0x04 /* Want UNIX specifications */
594 /* Data structure returned by READDIR(). */
596 char d_name[256]; /* File name */
597 int d_namlen; /* Length of d_name */
598 int vms_verscount; /* Number of versions */
599 int vms_versions[20]; /* Version numbers */
602 /* Handle returned by opendir(), used by the other routines. You
603 * are not supposed to care what's inside this structure. */
604 typedef struct _dirdesc {
607 unsigned long int count;
610 struct dsc$descriptor_s pat;
615 #define rewinddir(dirp) seekdir((dirp), 0)
617 /* used for our emulation of getpw* */
619 char *pw_name; /* Username */
621 Uid_t pw_uid; /* UIC member number */
622 Gid_t pw_gid; /* UIC group number */
623 char *pw_comment; /* Default device/directory (Unix-style) */
624 char *pw_gecos; /* Owner */
625 char *pw_dir; /* Default device/directory (VMS-style) */
626 char *pw_shell; /* Default CLI name (eg. DCL) */
628 #define pw_unixdir pw_comment /* Default device/directory (Unix-style) */
629 #define getpwnam my_getpwnam
630 #define getpwuid my_getpwuid
631 #define getpwent my_getpwent
632 #define endpwent my_endpwent
633 #define setpwent my_endpwent
635 /* Our own stat_t substitute, since we play with st_dev and st_ino -
636 * we want atomic types so Unix-bound code which compares these fields
637 * for two files will work most of the time under VMS.
638 * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) ==
639 * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type
640 * to map the unsigned int we want and the unsigned short[3] the CRTL
641 * returns into the same member, since gcc has different ideas than DECC
642 * and VAXC about sizing union types.
643 * N.B. 2. The routine cando() in vms.c assumes that &stat.st_ino is the
646 /* First, grab the system types, so we don't clobber them later */
648 /* Since we've got to match the size of the CRTL's stat_t, we need
649 * to mimic DECC's alignment settings.
651 * The simplest thing is to just put a wrapper around the stat structure
652 * supplied by the CRTL and use #defines to redirect references to the
653 * members to the real names.
656 #if defined(__DECC) || defined(__DECCXX)
657 # pragma __member_alignment __save
658 # pragma member_alignment
661 typedef unsigned mydev_t;
663 typedef unsigned myino_t;
665 typedef __ino64_t myino_t;
670 struct stat crtl_stat;
673 unsigned rvn; /* FID (num,seq,rvn) + pad */
676 char st_devnam[256]; /* Cache the (short) VMS name */
679 #define st_mode crtl_stat.st_mode
680 #define st_nlink crtl_stat.st_nlink
681 #define st_uid crtl_stat.st_uid
682 #define st_gid crtl_stat.st_gid
683 #define st_rdev crtl_stat.st_rdev
684 #define st_size crtl_stat.st_size
685 #define st_atime crtl_stat.st_atime
686 #define st_mtime crtl_stat.st_mtime
687 #define st_ctime crtl_stat.st_ctime
688 #define st_fab_rfm crtl_stat.st_fab_rfm
689 #define st_fab_rat crtl_stat.st_fab_rat
690 #define st_fab_fsz crtl_stat.st_fab_fsz
691 #define st_fab_mrs crtl_stat.st_fab_mrs
694 #define VMS_INO_T_COMPARE(__a, __b) (__a != __b)
695 #define VMS_INO_T_COPY(__a, __b) a = b
697 #define VMS_INO_T_COMPARE(__a, __b) memcmp(&__a, &__b, 6)
698 #define VMS_INO_T_COPY(__a, __b) memcpy(&__a, &__b, 6)
701 #if defined(__DECC) || defined(__DECCXX)
702 # pragma __member_alignment __restore
706 * DEC C previous to 6.0 corrupts the behavior of the /prefix
707 * qualifier with the extern prefix pragma. This provisional
708 * hack circumvents this prefix pragma problem in previous
711 #if defined(__VMS_VER) && __VMS_VER >= 70000000
712 # if defined(VMS_WE_ARE_CASE_SENSITIVE) && (__DECC_VER < 60000000)
713 # pragma __extern_prefix save
714 # pragma __extern_prefix "" /* set to empty to prevent prefixing */
715 # define geteuid decc$__unix_geteuid
716 # define getuid decc$__unix_getuid
717 # define stat(__p1,__p2) decc$__utc_stat(__p1,__p2)
718 # define fstat(__p1,__p2) decc$__utc_fstat(__p1,__p2)
719 # pragma __extern_prefix restore
723 #ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */
728 # define dev_t mydev_t
729 # define ino_t myino_t
731 /* Cons up a 'delete' bit for testing access */
732 #define S_IDUSR (S_IWUSR | S_IXUSR)
733 #define S_IDGRP (S_IWGRP | S_IXGRP)
734 #define S_IDOTH (S_IWOTH | S_IXOTH)
737 /* Prototypes for functions unique to vms.c. Don't include replacements
738 * for routines in the mainline source files excluded by #ifndef VMS;
739 * their prototypes are already in proto.h.
741 * In order to keep Gen_ShrFls.Pl happy, functions which are to be made
742 * available to images linked to PerlShr.Exe must be declared between the
743 * __VMS_PROTOTYPES__ and __VMS_SEPYTOTORP__ lines, and must be in the form
744 * <data type><TAB>name<WHITESPACE>(<prototype args>);
747 #ifdef NO_PERL_TYPEDEFS
748 /* We don't have Perl typedefs available (e.g. when building a2p), so
749 we fake them here. N.B. There is *no* guarantee that the faked
750 prototypes will actually match the real routines. If you want to
751 call Perl routines, include perl.h to get the real typedefs. */
754 # define __MY_BOOL_TYPE_FAKE
758 # define __MY_I32_TYPE_FAKE
761 # define SV void /* Since we only see SV * in prototypes */
762 # define __MY_SV_TYPE_FAKE
766 void prime_env_iter (void);
767 void init_os_extras (void);
768 int Perl_vms_status_to_unix(int vms_status, int child_flag);
769 int Perl_unix_status_to_vms(int unix_status);
770 /* prototype section start marker; `typedef' passes through cpp */
771 typedef char __VMS_PROTOTYPES__;
772 int Perl_vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int);
773 char * Perl_vms_realpath (pTHX_ const char *, char *);
774 #if !defined(PERL_IMPLICIT_CONTEXT)
775 int Perl_vms_case_tolerant(void);
776 char * Perl_my_getenv (const char *, bool);
777 int Perl_my_trnlnm (const char *, char *, unsigned long int);
778 char * Perl_tounixspec (const char *, char *);
779 char * Perl_tounixspec_ts (const char *, char *);
780 char * Perl_tovmsspec (const char *, char *);
781 char * Perl_tovmsspec_ts (const char *, char *);
782 char * Perl_tounixpath (const char *, char *);
783 char * Perl_tounixpath_ts (const char *, char *);
784 char * Perl_tovmspath (const char *, char *);
785 char * Perl_tovmspath_ts (const char *, char *);
786 int Perl_do_rmdir (const char *);
787 char * Perl_fileify_dirspec (const char *, char *);
788 char * Perl_fileify_dirspec_ts (const char *, char *);
789 char * Perl_pathify_dirspec (const char *, char *);
790 char * Perl_pathify_dirspec_ts (const char *, char *);
791 char * Perl_rmsexpand (const char *, char *, const char *, unsigned);
792 char * Perl_rmsexpand_ts (const char *, char *, const char *, unsigned);
793 int Perl_trim_unixpath (char *, const char*, int);
794 DIR * Perl_opendir (const char *);
795 int Perl_rmscopy (const char *, const char *, int);
796 int Perl_my_mkdir (const char *, Mode_t);
797 bool Perl_vms_do_aexec (SV *, SV **, SV **);
799 char * Perl_my_getenv (pTHX_ const char *, bool);
800 int Perl_my_trnlnm (pTHX_ const char *, char *, unsigned long int);
801 char * Perl_tounixspec (pTHX_ const char *, char *);
802 char * Perl_tounixspec_ts (pTHX_ const char *, char *);
803 char * Perl_tovmsspec (pTHX_ const char *, char *);
804 char * Perl_tovmsspec_ts (pTHX_ const char *, char *);
805 char * Perl_tounixpath (pTHX_ const char *, char *);
806 char * Perl_tounixpath_ts (pTHX_ const char *, char *);
807 char * Perl_tovmspath (pTHX_ const char *, char *);
808 char * Perl_tovmspath_ts (pTHX_ const char *, char *);
809 int Perl_do_rmdir (pTHX_ const char *);
810 char * Perl_fileify_dirspec (pTHX_ const char *, char *);
811 char * Perl_fileify_dirspec_ts (pTHX_ const char *, char *);
812 char * Perl_pathify_dirspec (pTHX_ const char *, char *);
813 char * Perl_pathify_dirspec_ts (pTHX_ const char *, char *);
814 char * Perl_rmsexpand (pTHX_ const char *, char *, const char *, unsigned);
815 char * Perl_rmsexpand_ts (pTHX_ const char *, char *, const char *, unsigned);
816 int Perl_trim_unixpath (pTHX_ char *, const char*, int);
817 DIR * Perl_opendir (pTHX_ const char *);
818 int Perl_rmscopy (pTHX_ const char *, const char *, int);
819 int Perl_my_mkdir (pTHX_ const char *, Mode_t);
820 bool Perl_vms_do_aexec (pTHX_ SV *, SV **, SV **);
822 int Perl_vms_case_tolerant(void);
823 char * Perl_my_getenv_len (pTHX_ const char *, unsigned long *, bool);
824 int Perl_vmssetenv (pTHX_ const char *, const char *, struct dsc$descriptor_s **);
825 void Perl_vmssetuserlnm(pTHX_ const char *name, const char *eqv);
826 char * Perl_my_crypt (pTHX_ const char *, const char *);
827 Pid_t Perl_my_waitpid (pTHX_ Pid_t, int *, int);
828 char * my_gconvert (double, int, int, char *);
829 int Perl_kill_file (pTHX_ const char *);
830 int Perl_my_chdir (pTHX_ const char *);
831 FILE * Perl_my_tmpfile (void);
832 #ifndef HOMEGROWN_POSIX_SIGNALS
833 int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*);
835 #ifdef KILL_BY_SIGPRC
836 unsigned int Perl_sig_to_vmscondition (int);
837 int Perl_my_kill (int, int);
838 void Perl_csighandler_init (void);
840 int Perl_my_utime (pTHX_ const char *, const struct utimbuf *);
841 void Perl_vms_image_init (int *, char ***);
842 struct dirent * Perl_readdir (pTHX_ DIR *);
843 int Perl_readdir_r(pTHX_ DIR *, struct dirent *, struct dirent **);
844 long Perl_telldir (DIR *);
845 void Perl_seekdir (pTHX_ DIR *, long);
846 void Perl_closedir (DIR *);
847 void vmsreaddirversions (DIR *, int);
848 struct tm * Perl_my_gmtime (pTHX_ const time_t *);
849 struct tm * Perl_my_localtime (pTHX_ const time_t *);
850 time_t Perl_my_time (pTHX_ time_t *);
851 #ifdef HOMEGROWN_POSIX_SIGNALS
852 int my_sigemptyset (sigset_t *);
853 int my_sigfillset (sigset_t *);
854 int my_sigaddset (sigset_t *, int);
855 int my_sigdelset (sigset_t *, int);
856 int my_sigismember (sigset_t *, int);
857 int my_sigprocmask (int, sigset_t *, sigset_t *);
859 I32 Perl_cando_by_name (pTHX_ I32, bool, const char *);
860 int Perl_flex_fstat (pTHX_ int, Stat_t *);
861 int Perl_flex_lstat (pTHX_ const char *, Stat_t *);
862 int Perl_flex_stat (pTHX_ const char *, Stat_t *);
864 bool Perl_vms_do_exec (pTHX_ const char *);
865 unsigned long int Perl_do_aspawn (pTHX_ void *, void **, void **);
866 unsigned long int Perl_do_spawn (pTHX_ const char *);
867 FILE * my_fdopen (int, const char *);
868 int my_fclose (FILE *);
869 int my_fwrite (const void *, size_t, size_t, FILE *);
870 int Perl_my_flush (pTHX_ FILE *);
871 struct passwd * Perl_my_getpwnam (pTHX_ const char *name);
872 struct passwd * Perl_my_getpwuid (pTHX_ Uid_t uid);
873 void Perl_my_endpwent (pTHX);
874 char * my_getlogin (void);
875 typedef char __VMS_SEPYTOTORP__;
876 /* prototype section end marker; `typedef' passes through cpp */
878 #ifdef NO_PERL_TYPEDEFS /* We'll try not to scramble later files */
879 # ifdef __MY_BOOL_TYPE_FAKE
881 # undef __MY_BOOL_TYPE_FAKE
883 # ifdef __MY_I32_TYPE_FAKE
885 # undef __MY_I32_TYPE_FAKE
887 # ifdef __MY_SV_TYPE_FAKE
889 # undef __MY_SV_TYPE_FAKE
893 #ifndef VMS_DO_SOCKETS
894 /* This relies on tricks in perl.h to pick up that these manifest constants
895 * are undefined and set up conversion routines. It will then redefine
896 * these manifest constants, so the actual values will match config.h
904 /* The C RTL manual says to undef the macro for DEC C 5.2 and lower. */
905 #if defined(fileno) && defined(__DECC_VER) && __DECC_VER < 50300000
909 #define NO_ENVIRON_ARRAY
911 /* RMSEXPAND options */
912 #define PERL_RMSEXPAND_M_VMS 0x02 /* Force output to VMS format */
913 #define PERL_RMSEXPAND_M_LONG 0x04 /* Expand to long name format */
914 #define PERL_RMSEXPAND_M_SYMLINK 0x20 /* Use symbolic link, not target */
916 #endif /* __vmsish_h_included */