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$errno are */
20 #include <ssdef.h> /* explicitly set in the perl source code */
21 #include <stsdef.h> /* bitmasks for exit status testing */
23 /* Suppress compiler warnings from DECC for VMS-specific extensions:
24 * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values
25 * (e.g. pointer fields of descriptors)
28 # pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT)
31 # pragma message informational (INTSIGNCHANGE,CASTQUALTYP,ASSCOMMEA,NOCTOBUTCONREFM)
34 /* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */
38 #define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040)
42 #define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040)
44 /* Assorted things to look like Unix */
46 #ifndef _IOLBF /* gcc's stdio.h doesn't define this */
50 #include <processes.h> /* for vfork() */
53 #include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */
54 #if (defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000) || defined(__DECCXX)
55 # include <unistd.h> /* DECC has this; gcc doesn't */
58 #ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */
59 # define DONT_MASK_RTL_CALLS
64 /* Set the maximum filespec size here as it is larger for EFS file
70 #define VMS_MAXRSS (NAML$C_MAXRSS+1)
71 #ifndef VMS_LONGNAME_SUPPORT
72 #define VMS_LONGNAME_SUPPORT 1
73 #endif /* VMS_LONGNAME_SUPPORT */
74 #endif /* NAML$C_MAXRSS */
75 #endif /* VMS_MAXRSS */
79 #define VMS_MAXRSS (NAM$C_MAXRSS + 1)
83 #define MAXPATHLEN (VMS_MAXRSS - 1)
87 /* Note that we do, in fact, have this */
89 #define HAS_GETENV_LEN
94 #ifndef DONT_MASK_RTL_CALLS
98 /* getenv used for regular logical names */
99 # define getenv(v) Perl_my_getenv(aTHX_ v,TRUE)
104 #define getenv_len(v,l) Perl_my_getenv_len(aTHX_ v,l,TRUE)
106 /* DECC introduces this routine in the RTL as of VMS 7.0; for now,
107 * we'll use ours, since it gives us the full VMS exit status. */
108 #define waitpid my_waitpid
110 /* Don't redeclare standard RTL routines in Perl's header files;
111 * VMS history or extensions makes some of the formal protoypes
112 * differ from the common Unix forms.
114 #define DONT_DECLARE_STD 1
116 /* Our own contribution to PerlShr's global symbols . . . */
118 #if !defined(PERL_IMPLICIT_CONTEXT)
119 #define opendir Perl_opendir
120 #define rename Perl_rename
121 #define seekdir Perl_seekdir
122 #define readdir Perl_readdir
123 #define readdir_r Perl_readdir_r
125 #define opendir(a) Perl_opendir(aTHX_ a)
126 #define rename(a,b) Perl_rename(aTHX_ a,b)
127 #define seekdir(a,b) Perl_seekdir(aTHX_ a,b)
128 #define readdir(a) Perl_readdir(aTHX_ a)
129 #define readdir_r(a,b,c) Perl_readdir_r(aTHX_ a,b,c)
131 #define closedir(a) Perl_closedir(a)
132 #define telldir(a) Perl_telldir(a)
133 #define vmsreaddirversions(a,b) Perl_vmsreaddirversions(a,b)
135 #define cando_by_name(a,b,c) Perl_cando_by_name(aTHX_ a,b,c)
136 #define do_rmdir(a) Perl_do_rmdir(aTHX_ a)
137 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
138 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
139 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
140 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
141 #define fileify_dirspec_utf8(a,b,c) Perl_fileify_dirspec(aTHX_ a,b,utf8)
142 #define fileify_dirspec_utf8_ts(a,b,c) Perl_fileify_dirspec_ts(aTHX_ a,b,utf8)
143 #define flex_fstat(a,b) Perl_flex_fstat(aTHX_ a,b)
144 #define flex_lstat(a,b) Perl_flex_lstat(aTHX_ a,b)
145 #define flex_stat(a,b) Perl_flex_stat(aTHX_ a,b)
146 #define init_os_extras Perl_init_os_extras
147 #define kill_file(a) Perl_kill_file(aTHX_ a)
148 #define my_chdir(a) Perl_my_chdir(aTHX_ a)
149 #define my_chmod(a,b) Perl_my_chmod(aTHX_ a,b)
150 #define my_crypt(a,b) Perl_my_crypt(aTHX_ a,b)
151 #define my_endpwent() Perl_my_endpwent(aTHX)
152 #define my_fclose(a) Perl_my_fclose(a)
153 #define my_fdopen(a,b) Perl_my_fdopen(a,b)
154 #define my_flush(a) Perl_my_flush(aTHX_ a)
155 #define my_fwrite(a,b,c,d) Perl_my_fwrite(a,b,c,d)
156 #define my_fgetname(a,b) Perl_my_fgetname(a,b)
157 #define my_gconvert(a,b,c,d) Perl_my_gconvert(a,b,c,d)
158 #define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b)
159 #define my_getenv_len(a,b,c) Perl_my_getenv_len(aTHX_ a,b,c)
160 #define my_getlogin Perl_my_getlogin
161 #define my_getpwent() Perl_my_getpwent(aTHX)
162 #define my_getpwnam(a) Perl_my_getpwnam(aTHX_ a)
163 #define my_getpwuid(a) Perl_my_getpwuid(aTHX_ a)
164 #define my_gmtime(a) Perl_my_gmtime(aTHX_ a)
165 #define my_localtime(a) Perl_my_localtime(aTHX_ a)
166 #define my_mkdir(a,b) Perl_my_mkdir(aTHX_ a,b)
167 #define my_sigemptyset(a) Perl_my_sigemptyset(a)
168 #define my_sigfillset(a) Perl_my_sigfillset(a)
169 #define my_sigaddset(a,b) Perl_my_sigaddset(a,b)
170 #define my_sigdelset(a,b,c) Perl_my_sigdelset(a,b,c)
171 #define my_sigismember(a,b) Perl_my_sigismember(a,b)
172 #define my_sigprocmask(a,b,c) Perl_my_sigprocmask(a,b,c)
174 # define my_symlink(a,b) Perl_my_symlink(aTHX_ a,b)
176 #define my_time(a) Perl_my_time(aTHX_ a)
177 #define my_tmpfile Perl_my_tmpfile
178 #define my_trnlnm(a,b,c) Perl_my_trnlnm(aTHX_ a,b,c)
179 #define my_utime(a,b) Perl_my_utime(aTHX_ a,b)
180 #define my_vfork Perl_my_vfork
181 #define my_waitpid(a,b,c) Perl_my_waitpid(aTHX_ a,b,c)
182 #define pathify_dirspec(a,b) Perl_pathify_dirspec(aTHX a,b)
183 #define pathify_dirspec_ts(a,b) Perl_pathify_dirspec_ts(aTHX a,b)
184 #define pathify_dirspec_utf8(a,b,c) Perl_pathify_dirspec_utf8(aTHX a,b,c)
185 #define pathify_dirspec_utf8_ts(a,b,c) Perl_pathify_dirspec_utf8_ts(aTHX a,b,c)
186 #define prime_env_iter Perl_prime_env_iter
187 #define rmscopy(a,b,c) Perl_rmscopy(aTHX_ a,b,c)
188 #define rmsexpand(a,b,c,d) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,NULL,NULL)
189 #define rmsexpand_ts(a,b,c,d) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,NULL,NULL)
190 #define rmsexpand_utf8(a,b,c,d,e,f) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,e,f)
191 #define rmsexpand_utf8_ts(a,b,c,d,e,f) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,e,f)
192 #define tounixpath(a,b) Perl_tounixpath_utf8(aTHX_ a,b,NULL)
193 #define tounixpath_ts(a,b) Perl_tounixpath_utf8_ts(aTHX_ a,b,NULL)
194 #define tounixpath_utf8(a,b,c) Perl_tounixpath_utf8(aTHX_ a,b,c)
195 #define tounixpath_utf8_ts(a,b,c) Perl_tounixpath_utf8_ts(aTHX_ a,b,c)
196 #define tounixspec(a,b) Perl_tounixspec_utf8(aTHX_ a,b,NULL)
197 #define tounixspec_ts(a,b) Perl_tounixspec_utf8_ts(aTHX_ a,b,NULL)
198 #define tounixspec_utf8(a,b,c) Perl_tounixspec_utf8(aTHX_ a,b,c)
199 #define tounixspec_utf8_ts(a,b,c) Perl_tounixspec_utf8_ts(aTHX_ a,b,c)
200 #define tovmspath(a,b) Perl_tovmspath_utf8(aTHX_ a,b,NULL)
201 #define tovmspath_ts(a,b) Perl_tovmspath_utf8_ts(aTHX_ a,b,NULL)
202 #define tovmspath_utf8(a,b,c) Perl_tovmspath_utf8(aTHX_ a,b,c)
203 #define tovmspath_utf8_ts(a,b,c) Perl_tovmspath_utf8_ts(aTHX_ a,b,c)
204 #define tovmsspec(a,b) Perl_tovmsspec_utf8(aTHX_ a,b,NULL)
205 #define tovmsspec_ts(a,b) Perl_tovmsspec_utf8_ts(aTHX_ a,b)
206 #define tovmsspec_utf8(a,b,c) Perl_tovmsspec_utf8(aTHX_ a,b,c)
207 #define tovmsspec_utf8_ts(a,b,c) Perl_tovmsspec_utf8_ts(aTHX_ a,b,c)
208 #define trim_unixpath(a,b,c) Perl_trim_unixpath(aTHX_ a,b,c)
209 #define vms_do_aexec(a,b,c) Perl_vms_do_aexec(aTHX_ a,b,c)
210 #define vms_do_exec(a) Perl_vms_do_exec(aTHX_ a)
211 #define vms_case_tolerant(a) Perl_vms_case_tolerant(a)
212 #define vms_image_init(a,b) Perl_vms_image_init(a,b)
213 #define vms_realname(a,b,c) Perl_vms_realname(aTHX_ a,b,c)
214 #define vms_realpath(a,b,c) Perl_vms_realpath(aTHX_ a,b,c)
215 #define vmssetenv(a,b,c) Perl_vmssetenv(aTHX_ a,b,c)
216 #define vmstrnenv(a,b,c,d,e) Perl_vmstrnenv(a,b,c,d,e)
217 #define vmssetuserlnm(a,b) Perl_vmssetuserlnm(a,b)
219 /* Delete if at all possible, changing protections if necessary. */
220 #define unlink(a) kill_file(a)
223 * Intercept calls to fork, so we know whether subsequent calls to
224 * exec should be handled in VMSish or Unixish style.
226 #define fork my_vfork
227 #ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */
231 # define vfork my_vfork
235 * Toss in a shim to tmpfile which creates a plain temp file if the
236 * RMS tmp mechanism won't work (e.g. if someone is relying on ACLs
237 * from a specific directory to permit creation of files).
239 #ifndef DONT_MASK_RTL_CALLS
240 # define tmpfile Perl_my_tmpfile
246 * This symbol is defined if Time_t is an unsigned type on this system.
251 * This symbol, if defined, indicates that error messages should be
252 * should be generated in a format that allows the use of the Acme
253 * GUI/editor's autofind feature.
255 #undef ACME_MESS /**/
257 /* ALTERNATE_SHEBANG:
258 * This symbol, if defined, contains a "magic" string which may be used
259 * as the first line of a Perl program designed to be executed directly
260 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
261 * begins with a character other then #, then Perl will only treat
262 * it as a command line if if finds the string "perl" in the first
263 * word; otherwise it's treated as the first line of code in the script.
264 * (IOW, Perl won't hand off to another interpreter via an alternate
265 * shebang sequence that might be legal Perl code.)
267 #define ALTERNATE_SHEBANG "$"
269 /* Macros to set errno using the VAX thread-safe calls, if present */
270 #if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA)
271 # define set_errno(v) (cma$tis_errno_set_value(v))
272 void cma$tis_errno_set_value(int __value); /* missing in some errno.h */
273 # define set_vaxc_errno(v) (vaxc$errno = (v))
275 # define set_errno(v) (errno = (v))
276 # define set_vaxc_errno(v) (vaxc$errno = (v))
279 /* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */
281 #define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */
283 #define HINT_V_VMSISH 24
284 #define HINT_M_VMSISH_STATUS 0x40000000 /* system, $? return VMS status */
285 #define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */
286 #define NATIVE_HINTS (PL_hints >> HINT_V_VMSISH) /* used in op.c */
288 #ifdef PERL_IMPLICIT_CONTEXT
289 # define TEST_VMSISH(h) (my_perl && PL_curcop && (PL_curcop->op_private & ((h) >> HINT_V_VMSISH)))
291 # define TEST_VMSISH(h) (PL_curcop && (PL_curcop->op_private & ((h) >> HINT_V_VMSISH)))
293 #define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS)
294 #define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME)
296 /* VMS-specific data storage */
298 #define HAVE_INTERP_INTERN
299 struct interp_intern {
304 #define VMSISH_HUSHED (PL_sys_intern.hushed)
305 #define MY_INV_RAND_MAX (PL_sys_intern.inv_rand_max)
306 #define MY_POSIX_EXIT (PL_sys_intern.posix_exit)
308 /* Flags for vmstrnenv() */
309 #define PERL__TRNENV_SECURE 0x01
310 #define PERL__TRNENV_JOIN_SEARCHLIST 0x02
312 /* Handy way to vet calls to VMS system services and RTL routines. */
313 #define _ckvmssts(call) STMT_START { unsigned long int __ckvms_sts; \
314 if (!((__ckvms_sts=(call))&1)) { \
315 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
316 Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \
317 __ckvms_sts,__FILE__,__LINE__); } } STMT_END
319 /* Same thing, but don't call back to Perl's croak(); useful for errors
320 * occurring during startup, before Perl's state is initialized */
321 #define _ckvmssts_noperl(call) STMT_START { unsigned long int __ckvms_sts; \
322 if (!((__ckvms_sts=(call))&1)) { \
323 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
324 (void)fprintf(stderr,"Fatal VMS error (status=%d) at %s, line %d", \
325 __ckvms_sts,__FILE__,__LINE__); (void)lib$signal(__ckvms_sts); } } STMT_END
327 #ifdef VMS_DO_SOCKETS
328 #define PERL_SOCK_SYSREAD_IS_RECV
329 #define PERL_SOCK_SYSWRITE_IS_SEND
332 #define BIT_BUCKET "/dev/null"
333 #define PERL_SYS_INIT_BODY(c,v) MALLOC_CHECK_TAINT2(*c,*v) vms_image_init((c),(v)); PERLIO_INIT; MALLOC_INIT
334 #define PERL_SYS_TERM_BODY() HINTS_REFCNT_TERM; OP_REFCNT_TERM; PERLIO_TERM; MALLOC_TERM
340 # define PERL_FS_VER_FMT "%d_%d_%d"
342 #define PERL_FS_VERSION STRINGIFY(PERL_REVISION) "_" \
343 STRINGIFY(PERL_VERSION) "_" \
344 STRINGIFY(PERL_SUBVERSION)
345 /* Temporary; we need to add support for this to Configure.Com */
346 #ifdef PERL_INC_VERSION_LIST
347 # undef PERL_INC_VERSION_LIST
351 * This symbol, if defined, indicates that the program is running under
352 * VMS. It's a symbol automagically defined by all VMS C compilers I've seen.
353 * Just in case, however . . . */
354 /* Note that code really should be using __VMS to comply with ANSI */
360 * This symbol, if defined, indicates that the ioctl() routine is
361 * available to set I/O characteristics
363 #define 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 #if __CRTL_VER >= 70302000
377 #define HAS_GROUP /**/
379 #undef HAS_GROUP /**/
383 * This symbol, if defined, indicates that the getpwnam() and
384 * getpwuid() routines are available to get password entries.
385 * The getpwent() has a separate definition, HAS_GETPWENT.
387 #define HAS_PASSWD /**/
393 * This symbol, if defined, indicates that the program should
394 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
395 * that a file is in "binary" mode -- that is, that no translation
396 * of bytes occurs on read or write operations.
401 * This symbol holds the type used to declare buffers for information
402 * returned by stat(). It's usually just struct stat. It may be necessary
403 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
407 * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS
408 * is in effect, since Perl's thread.h embeds one of these structs in its
409 * thread data struct, and our struct mystat is a different size from the
410 * regular struct stat (cf. note above about having to pad struct to work
411 * around bug in compiler.)
412 * It's OK to pass one of these to the RTL's stat(), though, since the
413 * fields it fills are the same in each struct.
415 #define Stat_t struct mystat
418 * This symbol is defined if this system has a stat structure declaring
420 * VMS: Field exists in POSIXish version of struct stat(), but is not used.
422 * No definition of what value an operating system or file system should
423 * put in the st_rdev field has been found by me so far. Examination of
424 * LINUX source code indicates that the value is both very platform and
425 * file system specific, with many filesystems just putting 1 or 0 in it.
428 #undef USE_STAT_RDEV /**/
431 * fwrite1() should be a routine with the same calling sequence as fwrite(),
432 * but which outputs all of the bytes requested as a single stream (unlike
433 * fwrite() itself, which on some systems outputs several distinct records
434 * if the number_of_items parameter is >1).
436 #define fwrite1 my_fwrite
439 #ifndef DONT_MASK_RTL_CALLS
440 # define fwrite my_fwrite /* for PerlSIO_fwrite */
441 # define fdopen my_fdopen
442 # define fclose my_fclose
443 # define fgetname(a, b) my_fgetname(a, b)
445 # define symlink my_symlink
450 /* By default, flush data all the way to disk, not just to RMS buffers */
451 #define Fflush(fp) my_flush(fp)
453 /* Use our own rmdir() */
454 #ifndef DONT_MASK_RTL_CALLS
455 #define rmdir(name) do_rmdir(name)
458 /* Assorted fiddling with sigs . . . */
460 #define ABORT() abort()
465 /* Used with our my_utime() routine in vms.c */
471 #ifndef DONT_MASK_RTL_CALLS
472 #define utime my_utime
475 /* This is what times() returns, but <times.h> calls it tbuffer_t on VMS
476 * prior to v7.0. We check the DECC manifest to see whether it's already
477 * done this for us, relying on the fact that perl.h #includes <time.h>
478 * before it #includes "vmsish.h".
483 clock_t tms_utime; /* user time */
484 clock_t tms_stime; /* system time - always 0 on VMS */
485 clock_t tms_cutime; /* user time, children */
486 clock_t tms_cstime; /* system time, children - always 0 on VMS */
489 /* The new headers change the times() prototype to tms from tbuffer */
490 # define tbuffer_t struct tms
493 /* Substitute our own routines for gmtime(), localtime(), and time(),
494 * which allow us to implement the vmsish 'time' pragma, and work
495 * around absence of system-level UTC support on old versions of VMS.
497 #define gmtime(t) my_gmtime(t)
498 #define localtime(t) my_localtime(t)
499 #define time(t) my_time(t)
502 * The C RTL's sigaction fails to check for invalid signal numbers so we
505 #ifndef DONT_MASK_RTL_CALLS
506 # define sigaction(a,b,c) Perl_my_sigaction(aTHX_ a,b,c)
508 #ifdef KILL_BY_SIGPRC
509 # define kill Perl_my_kill
513 /* VMS doesn't use a real sys_nerr, but we need this when scanning for error
514 * messages in text strings . . .
517 #define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */
519 /* Look up new %ENV values on the fly */
520 #define DYNAMIC_ENV_FETCH 1
521 /* Special getenv function for retrieving %ENV elements. */
522 #define ENVgetenv(v) my_getenv(v,FALSE)
523 #define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE)
526 /* Thin jacket around cuserid() to match Unix' calling sequence */
527 #define getlogin my_getlogin
529 /* Ditto for sys$hash_password() . . . */
530 #define crypt(a,b) Perl_my_crypt(aTHX_ a,b)
532 /* Tweak arg to mkdir & chdir first, so we can tolerate trailing /. */
533 #define Mkdir(dir,mode) Perl_my_mkdir(aTHX_ (dir),(mode))
534 #define Chdir(dir) my_chdir((dir))
535 #ifndef DONT_MASK_RTL_CALLS
536 #define chmod(file_spec, mode) my_chmod((file_spec), (mode))
539 /* Use our own stat() clones, which handle Unix-style directory names */
540 #define Stat(name,bufptr) flex_stat(name,bufptr)
541 #define Fstat(fd,bufptr) Perl_flex_fstat(aTHX_ fd,bufptr)
542 #ifndef DONT_MASK_RTL_CALLS
543 #define lstat(name, bufptr) flex_lstat(name, bufptr)
546 /* Setup for the dirent routines:
547 * opendir(), closedir(), readdir(), seekdir(), telldir(), and
548 * vmsreaddirversions(), and preprocessor stuff on which these depend:
549 * Written by Rich $alz, <rsalz@bbn.com> in August, 1990.
553 /* Flags for the _dirdesc structure */
554 #define PERL_VMSDIR_M_VERSIONS 0x02 /* Want VMS versions */
555 #define PERL_VMSDIR_M_UNIXSPECS 0x04 /* Want UNIX specifications */
558 /* Data structure returned by READDIR(). */
560 char d_name[256]; /* File name */
561 int d_namlen; /* Length of d_name */
562 int vms_verscount; /* Number of versions */
563 int vms_versions[20]; /* Version numbers */
566 /* Handle returned by opendir(), used by the other routines. You
567 * are not supposed to care what's inside this structure. */
568 typedef struct _dirdesc {
571 unsigned long int count;
574 struct dsc$descriptor_s pat;
579 #define rewinddir(dirp) seekdir((dirp), 0)
581 /* used for our emulation of getpw* */
583 char *pw_name; /* Username */
585 Uid_t pw_uid; /* UIC member number */
586 Gid_t pw_gid; /* UIC group number */
587 char *pw_comment; /* Default device/directory (Unix-style) */
588 char *pw_gecos; /* Owner */
589 char *pw_dir; /* Default device/directory (VMS-style) */
590 char *pw_shell; /* Default CLI name (eg. DCL) */
592 #define pw_unixdir pw_comment /* Default device/directory (Unix-style) */
593 #define getpwnam my_getpwnam
594 #define getpwuid my_getpwuid
595 #define getpwent my_getpwent
596 #define endpwent my_endpwent
597 #define setpwent my_endpwent
599 /* Our own stat_t substitute, since we play with st_dev and st_ino -
600 * we want atomic types so Unix-bound code which compares these fields
601 * for two files will work most of the time under VMS.
602 * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) ==
603 * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type
604 * to map the unsigned int we want and the unsigned short[3] the CRTL
605 * returns into the same member, since gcc has different ideas than DECC
606 * and VAXC about sizing union types.
607 * N.B. 2. The routine cando() in vms.c assumes that &stat.st_ino is the
610 /* First, grab the system types, so we don't clobber them later */
612 /* Since we've got to match the size of the CRTL's stat_t, we need
613 * to mimic DECC's alignment settings.
615 * The simplest thing is to just put a wrapper around the stat structure
616 * supplied by the CRTL and use #defines to redirect references to the
617 * members to the real names.
620 #if defined(__DECC) || defined(__DECCXX)
621 # pragma __member_alignment __save
622 # pragma member_alignment
625 typedef unsigned mydev_t;
627 typedef unsigned myino_t;
629 typedef __ino64_t myino_t;
634 struct stat crtl_stat;
637 unsigned rvn; /* FID (num,seq,rvn) + pad */
640 char st_devnam[256]; /* Cache the (short) VMS name */
643 #define st_mode crtl_stat.st_mode
644 #define st_nlink crtl_stat.st_nlink
645 #define st_uid crtl_stat.st_uid
646 #define st_gid crtl_stat.st_gid
647 #define st_rdev crtl_stat.st_rdev
648 #define st_size crtl_stat.st_size
649 #define st_atime crtl_stat.st_atime
650 #define st_mtime crtl_stat.st_mtime
651 #define st_ctime crtl_stat.st_ctime
652 #define st_fab_rfm crtl_stat.st_fab_rfm
653 #define st_fab_rat crtl_stat.st_fab_rat
654 #define st_fab_fsz crtl_stat.st_fab_fsz
655 #define st_fab_mrs crtl_stat.st_fab_mrs
658 #define VMS_INO_T_COMPARE(__a, __b) (__a != __b)
659 #define VMS_INO_T_COPY(__a, __b) __a = __b
661 #define VMS_INO_T_COMPARE(__a, __b) memcmp(&__a, &__b, 6)
662 #define VMS_INO_T_COPY(__a, __b) memcpy(&__a, &__b, 6)
665 #if defined(__DECC) || defined(__DECCXX)
666 # pragma __member_alignment __restore
669 #ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */
674 # define dev_t mydev_t
675 # define ino_t myino_t
677 /* Cons up a 'delete' bit for testing access */
678 #define S_IDUSR (S_IWUSR | S_IXUSR)
679 #define S_IDGRP (S_IWGRP | S_IXGRP)
680 #define S_IDOTH (S_IWOTH | S_IXOTH)
684 /* Prototypes for functions unique to vms.c. Don't include replacements
685 * for routines in the mainline source files excluded by #ifndef VMS;
686 * their prototypes are already in proto.h.
693 void prime_env_iter (void);
694 void init_os_extras (void);
695 int Perl_vms_status_to_unix(int vms_status, int child_flag);
696 int Perl_unix_status_to_vms(int unix_status);
697 int Perl_vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int);
698 char * Perl_vms_realpath (pTHX_ const char *, char *, int *);
699 char * Perl_my_getenv (pTHX_ const char *, bool);
700 int Perl_my_trnlnm (pTHX_ const char *, char *, unsigned long int);
701 char * Perl_tounixspec (pTHX_ const char *, char *);
702 char * Perl_tounixspec_ts (pTHX_ const char *, char *);
703 char * Perl_tounixspec_utf8 (pTHX_ const char *, char *, int *);
704 char * Perl_tounixspec_utf8_ts (pTHX_ const char *, char *, int *);
705 char * Perl_tovmsspec (pTHX_ const char *, char *);
706 char * Perl_tovmsspec_ts (pTHX_ const char *, char *);
707 char * Perl_tovmsspec_utf8 (pTHX_ const char *, char *, int *);
708 char * Perl_tovmsspec_utf8_ts (pTHX_ const char *, char *, int *);
709 char * Perl_tounixpath (pTHX_ const char *, char *);
710 char * Perl_tounixpath_ts (pTHX_ const char *, char *);
711 char * Perl_tounixpath_utf8 (pTHX_ const char *, char *, int *);
712 char * Perl_tounixpath_utf8_ts (pTHX_ const char *, char *, int *);
713 char * Perl_tovmspath (pTHX_ const char *, char *);
714 char * Perl_tovmspath_ts (pTHX_ const char *, char *);
715 char * Perl_tovmspath_utf8 (pTHX_ const char *, char *, int *);
716 char * Perl_tovmspath_utf8_ts (pTHX_ const char *, char *, int *);
717 int Perl_do_rmdir (pTHX_ const char *);
718 char * Perl_fileify_dirspec (pTHX_ const char *, char *);
719 char * Perl_fileify_dirspec_ts (pTHX_ const char *, char *);
720 char * Perl_fileify_dirspec_utf8 (pTHX_ const char *, char *, int *);
721 char * Perl_fileify_dirspec_utf8_ts (pTHX_ const char *, char *, int *);
722 char * Perl_pathify_dirspec (pTHX_ const char *, char *);
723 char * Perl_pathify_dirspec_ts (pTHX_ const char *, char *);
724 char * Perl_pathify_dirspec_utf8 (pTHX_ const char *, char *, int *);
725 char * Perl_pathify_dirspec_utf8_ts (pTHX_ const char *, char *, int *);
726 char * Perl_rmsexpand (pTHX_ const char *, char *, const char *, unsigned);
727 char * Perl_rmsexpand_ts (pTHX_ const char *, char *, const char *, unsigned);
728 char * Perl_rmsexpand_utf8 (pTHX_ const char *, char *, const char *, unsigned, int *, int *);
729 char * Perl_rmsexpand_utf8_ts (pTHX_ const char *, char *, const char *, unsigned, int *, int *);
730 int Perl_trim_unixpath (pTHX_ char *, const char*, int);
731 DIR * Perl_opendir (pTHX_ const char *);
732 int Perl_rename (pTHX_ const char *, const char *);
733 int Perl_rmscopy (pTHX_ const char *, const char *, int);
734 int Perl_my_mkdir (pTHX_ const char *, Mode_t);
735 bool Perl_vms_do_aexec (pTHX_ SV *, SV **, SV **);
736 int Perl_vms_case_tolerant(void);
737 char * Perl_my_getenv_len (pTHX_ const char *, unsigned long *, bool);
738 int Perl_vmssetenv (pTHX_ const char *, const char *, struct dsc$descriptor_s **);
739 void Perl_vmssetuserlnm(const char *name, const char *eqv);
740 char * Perl_my_crypt (pTHX_ const char *, const char *);
741 Pid_t Perl_my_waitpid (pTHX_ Pid_t, int *, int);
742 char * my_gconvert (double, int, int, char *);
743 int Perl_kill_file (pTHX_ const char *);
744 int Perl_my_chdir (pTHX_ const char *);
745 int Perl_my_chmod(pTHX_ const char *, mode_t);
746 FILE * Perl_my_tmpfile (void);
747 int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*);
748 #ifdef KILL_BY_SIGPRC
749 unsigned int Perl_sig_to_vmscondition (int);
750 int Perl_my_kill (int, int);
751 void Perl_csighandler_init (void);
753 int Perl_my_utime (pTHX_ const char *, const struct utimbuf *);
754 void Perl_vms_image_init (int *, char ***);
755 struct dirent * Perl_readdir (pTHX_ DIR *);
756 int Perl_readdir_r(pTHX_ DIR *, struct dirent *, struct dirent **);
757 long Perl_telldir (DIR *);
758 void Perl_seekdir (pTHX_ DIR *, long);
759 void Perl_closedir (DIR *);
760 void vmsreaddirversions (DIR *, int);
761 struct tm * Perl_my_gmtime (pTHX_ const time_t *);
762 struct tm * Perl_my_localtime (pTHX_ const time_t *);
763 time_t Perl_my_time (pTHX_ time_t *);
764 I32 Perl_cando_by_name (pTHX_ I32, bool, const char *);
765 int Perl_flex_fstat (pTHX_ int, Stat_t *);
766 int Perl_flex_lstat (pTHX_ const char *, Stat_t *);
767 int Perl_flex_stat (pTHX_ const char *, Stat_t *);
769 bool Perl_vms_do_exec (pTHX_ const char *);
770 FILE * my_fdopen (int, const char *);
771 int my_fclose (FILE *);
772 int my_fwrite (const void *, size_t, size_t, FILE *);
773 char * Perl_my_fgetname (FILE *fp, char *buf);
775 int Perl_my_symlink(pTHX_ const char *path1, const char *path2);
777 int Perl_my_flush (pTHX_ FILE *);
778 struct passwd * Perl_my_getpwnam (pTHX_ const char *name);
779 struct passwd * Perl_my_getpwuid (pTHX_ Uid_t uid);
780 void Perl_my_endpwent (pTHX);
781 char * my_getlogin (void);
789 #ifndef VMS_DO_SOCKETS
790 /* This relies on tricks in perl.h to pick up that these manifest constants
791 * are undefined and set up conversion routines. It will then redefine
792 * these manifest constants, so the actual values will match config.h
800 /* The C RTL manual says to undef the macro for DEC C 5.2 and lower. */
801 #if defined(fileno) && defined(__DECC_VER) && __DECC_VER < 50300000
805 #define NO_ENVIRON_ARRAY
807 /* RMSEXPAND options */
808 #define PERL_RMSEXPAND_M_VMS 0x02 /* Force output to VMS format */
809 #define PERL_RMSEXPAND_M_LONG 0x04 /* Expand to long name format */
810 #define PERL_RMSEXPAND_M_VMS_IN 0x08 /* Assume input is VMS already */
811 #define PERL_RMSEXPAND_M_SYMLINK 0x20 /* Use symbolic link, not target */
813 #endif /* __vmsish_h_included */