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$errno are */
20 #include <ssdef.h> /* explicitly set in the perl source code */
21 #include <stsdef.h> /* bitmasks for exit status testing */
23 /* Suppress compiler warnings from DECC for VMS-specific extensions:
24 * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values
25 * (e.g. pointer fields of descriptors)
28 # pragma message disable (ADDRCONSTEXT,NEEDCONSTEXT)
31 # pragma message informational (INTSIGNCHANGE,CASTQUALTYP,ASSCOMMEA,NOCTOBUTCONREFM,MISSINGRETURN)
34 /* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */
38 #define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040)
42 #define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040)
44 /* Assorted things to look like Unix */
45 #include <processes.h> /* for vfork() */
48 #include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */
49 #if (defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000) || defined(__DECCXX)
50 # include <unistd.h> /* DECC has this; gcc doesn't */
53 #ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */
54 # define DONT_MASK_RTL_CALLS
59 /* Set the maximum filespec size here as it is larger for EFS file
64 #define VMS_MAXRSS (NAML$C_MAXRSS+1)
65 #ifndef VMS_LONGNAME_SUPPORT
66 #define VMS_LONGNAME_SUPPORT 1
67 #endif /* VMS_LONGNAME_SUPPORT */
68 #endif /* NAML$C_MAXRSS */
69 #endif /* VMS_MAXRSS */
72 #define VMS_MAXRSS (NAM$C_MAXRSS + 1)
76 #define MAXPATHLEN (VMS_MAXRSS - 1)
80 /* Note that we do, in fact, have this */
82 #define HAS_GETENV_LEN
87 #ifndef DONT_MASK_RTL_CALLS
91 /* getenv used for regular logical names */
92 # define getenv(v) Perl_my_getenv(aTHX_ v,TRUE)
97 #define getenv_len(v,l) Perl_my_getenv_len(aTHX_ v,l,TRUE)
99 /* DECC introduces this routine in the RTL as of VMS 7.0; for now,
100 * we'll use ours, since it gives us the full VMS exit status. */
101 #define waitpid my_waitpid
103 /* Our own contribution to PerlShr's global symbols . . . */
105 #if !defined(PERL_IMPLICIT_CONTEXT)
106 #define opendir Perl_opendir
107 #define rename Perl_rename
108 #define seekdir Perl_seekdir
109 #define readdir Perl_readdir
110 #define readdir_r Perl_readdir_r
112 #define opendir(a) Perl_opendir(aTHX_ a)
113 #define rename(a,b) Perl_rename(aTHX_ a,b)
114 #define seekdir(a,b) Perl_seekdir(aTHX_ a,b)
115 #define readdir(a) Perl_readdir(aTHX_ a)
116 #define readdir_r(a,b,c) Perl_readdir_r(aTHX_ a,b,c)
118 #define closedir(a) Perl_closedir(a)
119 #define telldir(a) Perl_telldir(a)
120 #define vmsreaddirversions(a,b) Perl_vmsreaddirversions(a,b)
122 #define cando_by_name(a,b,c) Perl_cando_by_name(aTHX_ a,b,c)
123 #define do_rmdir(a) Perl_do_rmdir(aTHX_ a)
124 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
125 #define fileify_dirspec(a,b) Perl_fileify_dirspec(aTHX_ a,b)
126 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
127 #define fileify_dirspec_ts(a,b) Perl_fileify_dirspec_ts(aTHX_ a,b)
128 #define fileify_dirspec_utf8(a,b,c) Perl_fileify_dirspec(aTHX_ a,b,utf8)
129 #define fileify_dirspec_utf8_ts(a,b,c) Perl_fileify_dirspec_ts(aTHX_ a,b,utf8)
130 #define flex_fstat(a,b) Perl_flex_fstat(aTHX_ a,b)
131 #define flex_lstat(a,b) Perl_flex_lstat(aTHX_ a,b)
132 #define flex_stat(a,b) Perl_flex_stat(aTHX_ a,b)
133 #define init_os_extras Perl_init_os_extras
134 #define kill_file(a) Perl_kill_file(aTHX_ a)
135 #define my_chdir(a) Perl_my_chdir(aTHX_ a)
136 #define my_chmod(a,b) Perl_my_chmod(aTHX_ a,b)
137 #define my_crypt(a,b) Perl_my_crypt(aTHX_ a,b)
138 #define my_endpwent() Perl_my_endpwent(aTHX)
139 #define my_fclose(a) Perl_my_fclose(a)
140 #define my_fdopen(a,b) Perl_my_fdopen(a,b)
141 #define my_flush(a) Perl_my_flush(aTHX_ a)
142 #define my_fwrite(a,b,c,d) Perl_my_fwrite(a,b,c,d)
143 #define my_fgetname(a,b) Perl_my_fgetname(a,b)
144 #define my_gconvert(a,b,c,d) Perl_my_gconvert(a,b,c,d)
145 #define my_getenv(a,b) Perl_my_getenv(aTHX_ a,b)
146 #define my_getenv_len(a,b,c) Perl_my_getenv_len(aTHX_ a,b,c)
147 #define my_getpwent() Perl_my_getpwent(aTHX)
148 #define my_getpwnam(a) Perl_my_getpwnam(aTHX_ a)
149 #define my_getpwuid(a) Perl_my_getpwuid(aTHX_ a)
150 #define my_gmtime(a) Perl_my_gmtime(aTHX_ a)
151 #define my_localtime(a) Perl_my_localtime(aTHX_ a)
152 #define my_mkdir(a,b) Perl_my_mkdir(aTHX_ a,b)
154 # define my_symlink(a,b) Perl_my_symlink(aTHX_ a,b)
156 #define my_time(a) Perl_my_time(aTHX_ a)
157 #define my_tmpfile Perl_my_tmpfile
158 #define my_trnlnm(a,b,c) Perl_my_trnlnm(aTHX_ a,b,c)
159 #define my_utime(a,b) Perl_my_utime(aTHX_ a,b)
160 #define my_vfork Perl_my_vfork
161 #define my_waitpid(a,b,c) Perl_my_waitpid(aTHX_ a,b,c)
162 #define pathify_dirspec(a,b) Perl_pathify_dirspec(aTHX a,b)
163 #define pathify_dirspec_ts(a,b) Perl_pathify_dirspec_ts(aTHX a,b)
164 #define pathify_dirspec_utf8(a,b,c) Perl_pathify_dirspec_utf8(aTHX a,b,c)
165 #define pathify_dirspec_utf8_ts(a,b,c) Perl_pathify_dirspec_utf8_ts(aTHX a,b,c)
166 #define prime_env_iter Perl_prime_env_iter
167 #define rmscopy(a,b,c) Perl_rmscopy(aTHX_ a,b,c)
168 #define rmsexpand(a,b,c,d) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,NULL,NULL)
169 #define rmsexpand_ts(a,b,c,d) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,NULL,NULL)
170 #define rmsexpand_utf8(a,b,c,d,e,f) Perl_rmsexpand_utf8(aTHX_ a,b,c,d,e,f)
171 #define rmsexpand_utf8_ts(a,b,c,d,e,f) Perl_rmsexpand_utf8_ts(aTHX_ a,b,c,d,e,f)
172 #define tounixpath(a,b) Perl_tounixpath_utf8(aTHX_ a,b,NULL)
173 #define tounixpath_ts(a,b) Perl_tounixpath_utf8_ts(aTHX_ a,b,NULL)
174 #define tounixpath_utf8(a,b,c) Perl_tounixpath_utf8(aTHX_ a,b,c)
175 #define tounixpath_utf8_ts(a,b,c) Perl_tounixpath_utf8_ts(aTHX_ a,b,c)
176 #define tounixspec(a,b) Perl_tounixspec_utf8(aTHX_ a,b,NULL)
177 #define tounixspec_ts(a,b) Perl_tounixspec_utf8_ts(aTHX_ a,b,NULL)
178 #define tounixspec_utf8(a,b,c) Perl_tounixspec_utf8(aTHX_ a,b,c)
179 #define tounixspec_utf8_ts(a,b,c) Perl_tounixspec_utf8_ts(aTHX_ a,b,c)
180 #define tovmspath(a,b) Perl_tovmspath_utf8(aTHX_ a,b,NULL)
181 #define tovmspath_ts(a,b) Perl_tovmspath_utf8_ts(aTHX_ a,b,NULL)
182 #define tovmspath_utf8(a,b,c) Perl_tovmspath_utf8(aTHX_ a,b,c)
183 #define tovmspath_utf8_ts(a,b,c) Perl_tovmspath_utf8_ts(aTHX_ a,b,c)
184 #define tovmsspec(a,b) Perl_tovmsspec_utf8(aTHX_ a,b,NULL)
185 #define tovmsspec_ts(a,b) Perl_tovmsspec_utf8_ts(aTHX_ a,b)
186 #define tovmsspec_utf8(a,b,c) Perl_tovmsspec_utf8(aTHX_ a,b,c)
187 #define tovmsspec_utf8_ts(a,b,c) Perl_tovmsspec_utf8_ts(aTHX_ a,b,c)
188 #define trim_unixpath(a,b,c) Perl_trim_unixpath(aTHX_ a,b,c)
189 #define vms_do_aexec(a,b,c) Perl_vms_do_aexec(aTHX_ a,b,c)
190 #define vms_do_exec(a) Perl_vms_do_exec(aTHX_ a)
191 #define vms_case_tolerant(a) Perl_vms_case_tolerant(a)
192 #define vms_image_init(a,b) Perl_vms_image_init(a,b)
193 #define vms_realname(a,b,c) Perl_vms_realname(aTHX_ a,b,c)
194 #define vms_realpath(a,b,c) Perl_vms_realpath(aTHX_ a,b,c)
195 #define vmssetenv(a,b,c) Perl_vmssetenv(aTHX_ a,b,c)
196 #define vmstrnenv(a,b,c,d,e) Perl_vmstrnenv(a,b,c,d,e)
197 #define vmssetuserlnm(a,b) Perl_vmssetuserlnm(a,b)
199 /* Delete if at all possible, changing protections if necessary. */
200 #define unlink(a) kill_file(a)
203 * Intercept calls to fork, so we know whether subsequent calls to
204 * exec should be handled in VMSish or Unixish style.
206 #define fork my_vfork
207 #ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */
211 # define vfork my_vfork
215 * Toss in a shim to tmpfile which creates a plain temp file if the
216 * RMS tmp mechanism won't work (e.g. if someone is relying on ACLs
217 * from a specific directory to permit creation of files).
219 #ifndef DONT_MASK_RTL_CALLS
220 # define tmpfile Perl_my_tmpfile
226 * This symbol is defined if Time_t is an unsigned type on this system.
231 * This symbol, if defined, indicates that error messages should be
232 * should be generated in a format that allows the use of the Acme
233 * GUI/editor's autofind feature.
235 #undef ACME_MESS /**/
237 /* ALTERNATE_SHEBANG:
238 * This symbol, if defined, contains a "magic" string which may be used
239 * as the first line of a Perl program designed to be executed directly
240 * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG
241 * begins with a character other then #, then Perl will only treat
242 * it as a command line if if finds the string "perl" in the first
243 * word; otherwise it's treated as the first line of code in the script.
244 * (IOW, Perl won't hand off to another interpreter via an alternate
245 * shebang sequence that might be legal Perl code.)
247 #define ALTERNATE_SHEBANG "$"
249 /* Macros to set errno using the VAX thread-safe calls, if present */
250 #if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA)
251 # define set_errno(v) (cma$tis_errno_set_value(v))
252 void cma$tis_errno_set_value(int __value); /* missing in some errno.h */
253 # define set_vaxc_errno(v) (vaxc$errno = (v))
255 # define set_errno(v) (errno = (v))
256 # define set_vaxc_errno(v) (vaxc$errno = (v))
259 /* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */
261 #define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */
263 #define HINT_M_VMSISH_STATUS 0x40000000 /* system, $? return VMS status */
264 #define HINT_M_VMSISH_TIME 0x80000000 /* times are local, not UTC */
266 #ifdef PERL_IMPLICIT_CONTEXT
267 # define TEST_VMSISH(h) (my_perl && PL_curcop && (PL_curcop->cop_hints & (h)))
269 # define TEST_VMSISH(h) (PL_curcop && (PL_curcop->cop_hints & (h)))
271 #define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS)
272 #define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME)
274 /* VMS-specific data storage */
276 #define HAVE_INTERP_INTERN
277 struct interp_intern {
282 #define VMSISH_HUSHED (PL_sys_intern.hushed)
283 #define MY_INV_RAND_MAX (PL_sys_intern.inv_rand_max)
284 #define MY_POSIX_EXIT (PL_sys_intern.posix_exit)
286 /* Flags for vmstrnenv() */
287 #define PERL__TRNENV_SECURE 0x01
288 #define PERL__TRNENV_JOIN_SEARCHLIST 0x02
290 /* Handy way to vet calls to VMS system services and RTL routines. */
291 #define _ckvmssts(call) STMT_START { unsigned long int __ckvms_sts; \
292 if (!((__ckvms_sts=(call))&1)) { \
293 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
294 Perl_croak(aTHX_ "Fatal VMS error (status=%d) at %s, line %d", \
295 __ckvms_sts,__FILE__,__LINE__); } } STMT_END
297 /* Same thing, but don't call back to Perl's croak(); useful for errors
298 * occurring during startup, before Perl's state is initialized */
299 #define _ckvmssts_noperl(call) STMT_START { unsigned long int __ckvms_sts; \
300 if (!((__ckvms_sts=(call))&1)) { \
301 set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \
302 (void)fprintf(stderr,"Fatal VMS error (status=%d) at %s, line %d", \
303 __ckvms_sts,__FILE__,__LINE__); (void)lib$signal(__ckvms_sts); } } STMT_END
305 #ifdef VMS_DO_SOCKETS
306 #define PERL_SOCK_SYSREAD_IS_RECV
307 #define PERL_SOCK_SYSWRITE_IS_SEND
310 #define BIT_BUCKET "/dev/null"
311 #define PERL_SYS_INIT_BODY(c,v) MALLOC_CHECK_TAINT2(*c,*v) vms_image_init((c),(v)); PERLIO_INIT; MALLOC_INIT
312 #define PERL_SYS_TERM_BODY() HINTS_REFCNT_TERM; OP_REFCNT_TERM; \
313 PERLIO_TERM; MALLOC_TERM; LOCALE_TERM
314 #define dXSUB_SYS dNOOP
319 # define PERL_FS_VER_FMT "%d_%d_%d"
321 #define PERL_FS_VERSION STRINGIFY(PERL_REVISION) "_" \
322 STRINGIFY(PERL_VERSION) "_" \
323 STRINGIFY(PERL_SUBVERSION)
324 /* Temporary; we need to add support for this to Configure.Com */
325 #ifdef PERL_INC_VERSION_LIST
326 # undef PERL_INC_VERSION_LIST
330 * This symbol, if defined, indicates that the program is running under
331 * VMS. It's a symbol automagically defined by all VMS C compilers I've seen.
332 * Just in case, however . . . */
333 /* Note that code really should be using __VMS to comply with ANSI */
339 * This symbol, if defined, indicates that the ioctl() routine is
340 * available to set I/O characteristics
342 #define HAS_IOCTL /**/
345 * This symbol, if defined, indicates that the routine utime() is
346 * available to update the access and modification times of files.
348 #define HAS_UTIME /**/
351 * This symbol, if defined, indicates that the getgrnam() and
352 * getgrgid() routines are available to get group entries.
353 * The getgrent() has a separate definition, HAS_GETGRENT.
355 #define HAS_GROUP /**/
358 * This symbol, if defined, indicates that the getpwnam() and
359 * getpwuid() routines are available to get password entries.
360 * The getpwent() has a separate definition, HAS_GETPWENT.
362 #define HAS_PASSWD /**/
368 * This symbol, if defined, indicates that the program should
369 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
370 * that a file is in "binary" mode -- that is, that no translation
371 * of bytes occurs on read or write operations.
376 * This symbol holds the type used to declare buffers for information
377 * returned by stat(). It's usually just struct stat. It may be necessary
378 * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed
382 * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS
383 * is in effect, since Perl's thread.h embeds one of these structs in its
384 * thread data struct, and our struct mystat is a different size from the
385 * regular struct stat (cf. note above about having to pad struct to work
386 * around bug in compiler.)
387 * It's OK to pass one of these to the RTL's stat(), though, since the
388 * fields it fills are the same in each struct.
390 #define Stat_t struct mystat
393 * This symbol is defined if this system has a stat structure declaring
395 * VMS: Field exists in POSIXish version of struct stat(), but is not used.
397 * No definition of what value an operating system or file system should
398 * put in the st_rdev field has been found by me so far. Examination of
399 * LINUX source code indicates that the value is both very platform and
400 * file system specific, with many filesystems just putting 1 or 0 in it.
403 #undef USE_STAT_RDEV /**/
406 * fwrite1() should be a routine with the same calling sequence as fwrite(),
407 * but which outputs all of the bytes requested as a single stream (unlike
408 * fwrite() itself, which on some systems outputs several distinct records
409 * if the number_of_items parameter is >1).
411 #define fwrite1 my_fwrite
414 #ifndef DONT_MASK_RTL_CALLS
415 # define fwrite my_fwrite /* for PerlSIO_fwrite */
416 # define fdopen my_fdopen
417 # define fclose my_fclose
418 # define fgetname(a, b) my_fgetname(a, b)
420 # define symlink my_symlink
425 /* By default, flush data all the way to disk, not just to RMS buffers */
426 #define Fflush(fp) my_flush(fp)
428 /* Use our own rmdir() */
429 #ifndef DONT_MASK_RTL_CALLS
430 #define rmdir(name) do_rmdir(name)
433 /* Assorted fiddling with sigs . . . */
435 #define ABORT() abort()
440 /* Used with our my_utime() routine in vms.c */
446 #ifndef DONT_MASK_RTL_CALLS
447 #define utime my_utime
450 /* tbuffer_t was replaced with struct tms in v7.0. We no longer support
451 * systems prior to v7.0, but there could be old XS code out there that
452 * references tbuffer_t, so provide a compatibility macro.
455 #define tbuffer_t struct tms
457 /* Substitute our own routines for gmtime(), localtime(), and time(),
458 * which allow us to implement the vmsish 'time' pragma, and work
459 * around absence of system-level UTC support on old versions of VMS.
461 #define gmtime(t) my_gmtime(t)
462 #define localtime(t) my_localtime(t)
463 #define time(t) my_time(t)
466 * The C RTL's sigaction fails to check for invalid signal numbers so we
469 #ifndef DONT_MASK_RTL_CALLS
470 # define sigaction(a,b,c) Perl_my_sigaction(aTHX_ a,b,c)
472 #ifdef KILL_BY_SIGPRC
473 # define kill Perl_my_kill
475 # define killpg Perl_my_killpg
478 /* VMS doesn't use a real sys_nerr, but we need this when scanning for error
479 * messages in text strings . . .
482 #define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */
484 /* Look up new %ENV values on the fly */
485 #define DYNAMIC_ENV_FETCH 1
486 /* Special getenv function for retrieving %ENV elements. */
487 #define ENVgetenv(v) my_getenv(v,FALSE)
488 #define ENVgetenv_len(v,l) my_getenv_len(v,l,FALSE)
491 /* Ditto for sys$hash_password() . . . */
492 #define crypt(a,b) Perl_my_crypt(aTHX_ a,b)
494 /* Tweak arg to mkdir & chdir first, so we can tolerate trailing /. */
495 #define Mkdir(dir,mode) Perl_my_mkdir(aTHX_ (dir),(mode))
496 #define Chdir(dir) my_chdir((dir))
497 #ifndef DONT_MASK_RTL_CALLS
498 #define chmod(file_spec, mode) my_chmod((file_spec), (mode))
501 /* Use our own stat() clones, which handle Unix-style directory names */
502 #define Stat(name,bufptr) flex_stat(name,bufptr)
503 #define Fstat(fd,bufptr) Perl_flex_fstat(aTHX_ fd,bufptr)
504 #ifndef DONT_MASK_RTL_CALLS
505 #define lstat(name, bufptr) flex_lstat(name, bufptr)
508 /* Setup for the dirent routines:
509 * opendir(), closedir(), readdir(), seekdir(), telldir(), and
510 * vmsreaddirversions(), and preprocessor stuff on which these depend:
511 * Written by Rich $alz, <rsalz@bbn.com> in August, 1990.
515 /* Flags for the _dirdesc structure */
516 #define PERL_VMSDIR_M_VERSIONS 0x02 /* Want VMS versions */
517 #define PERL_VMSDIR_M_UNIXSPECS 0x04 /* Want UNIX specifications */
520 /* Data structure returned by READDIR(). */
522 char d_name[256]; /* File name */
523 int d_namlen; /* Length of d_name */
524 int vms_verscount; /* Number of versions */
525 int vms_versions[20]; /* Version numbers */
528 /* Handle returned by opendir(), used by the other routines. You
529 * are not supposed to care what's inside this structure. */
530 typedef struct _dirdesc {
533 unsigned long int count;
536 struct dsc$descriptor_s pat;
541 #define rewinddir(dirp) seekdir((dirp), 0)
543 /* used for our emulation of getpw* */
545 char *pw_name; /* Username */
547 Uid_t pw_uid; /* UIC member number */
548 Gid_t pw_gid; /* UIC group number */
549 char *pw_comment; /* Default device/directory (Unix-style) */
550 char *pw_gecos; /* Owner */
551 char *pw_dir; /* Default device/directory (VMS-style) */
552 char *pw_shell; /* Default CLI name (eg. DCL) */
554 #define pw_unixdir pw_comment /* Default device/directory (Unix-style) */
555 #define getpwnam my_getpwnam
556 #define getpwuid my_getpwuid
557 #define getpwent my_getpwent
558 #define endpwent my_endpwent
559 #define setpwent my_endpwent
561 /* Our own stat_t substitute, since we play with st_dev and st_ino -
562 * we want atomic types so Unix-bound code which compares these fields
563 * for two files will work most of the time under VMS.
564 * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) ==
565 * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type
566 * to map the unsigned int we want and the unsigned short[3] the CRTL
567 * returns into the same member, since gcc has different ideas than DECC
568 * and VAXC about sizing union types.
569 * N.B. 2. The routine cando() in vms.c assumes that &stat.st_ino is the
572 /* First, grab the system types, so we don't clobber them later */
574 /* Since we've got to match the size of the CRTL's stat_t, we need
575 * to mimic DECC's alignment settings.
577 * The simplest thing is to just put a wrapper around the stat structure
578 * supplied by the CRTL and use #defines to redirect references to the
579 * members to the real names.
582 #if defined(__DECC) || defined(__DECCXX)
583 # pragma __member_alignment __save
584 # pragma member_alignment
587 typedef unsigned mydev_t;
588 #if !defined(_USE_STD_STAT) && !defined(_LARGEFILE)
589 typedef unsigned myino_t;
591 typedef __ino64_t myino_t;
596 struct stat crtl_stat;
598 #if !defined(_USE_STD_STAT) && !defined(_LARGEFILE)
599 unsigned rvn; /* FID (num,seq,rvn) + pad */
602 char st_devnam[256]; /* Cache the (short) VMS name */
605 #define st_mode crtl_stat.st_mode
606 #define st_nlink crtl_stat.st_nlink
607 #define st_uid crtl_stat.st_uid
608 #define st_gid crtl_stat.st_gid
609 #define st_rdev crtl_stat.st_rdev
610 #define st_size crtl_stat.st_size
611 #define st_atime crtl_stat.st_atime
612 #define st_mtime crtl_stat.st_mtime
613 #define st_ctime crtl_stat.st_ctime
614 #define st_fab_rfm crtl_stat.st_fab_rfm
615 #define st_fab_rat crtl_stat.st_fab_rat
616 #define st_fab_fsz crtl_stat.st_fab_fsz
617 #define st_fab_mrs crtl_stat.st_fab_mrs
619 #if defined(_USE_STD_STAT) || defined(_LARGEFILE)
620 #define VMS_INO_T_COMPARE(__a, __b) (__a != __b)
621 #define VMS_INO_T_COPY(__a, __b) __a = __b
623 #define VMS_INO_T_COMPARE(__a, __b) memcmp(&__a, &__b, 6)
624 #define VMS_INO_T_COPY(__a, __b) memcpy(&__a, &__b, 6)
627 #if defined(__DECC) || defined(__DECCXX)
628 # pragma __member_alignment __restore
631 #ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */
636 # define dev_t mydev_t
637 # define ino_t myino_t
639 /* Cons up a 'delete' bit for testing access */
640 #define S_IDUSR (S_IWUSR | S_IXUSR)
641 #define S_IDGRP (S_IWGRP | S_IXGRP)
642 #define S_IDOTH (S_IWOTH | S_IXOTH)
646 /* Prototypes for functions unique to vms.c. Don't include replacements
647 * for routines in the mainline source files excluded by #ifndef VMS;
648 * their prototypes are already in proto.h.
655 void prime_env_iter (void);
656 void init_os_extras (void);
657 int Perl_vms_status_to_unix(int vms_status, int child_flag);
658 int Perl_unix_status_to_vms(int unix_status);
659 int Perl_vmstrnenv (const char *, char *, unsigned long int, struct dsc$descriptor_s **, unsigned long int);
660 char * Perl_vms_realpath (pTHX_ const char *, char *, int *);
661 char * Perl_my_getenv (pTHX_ const char *, bool);
662 int Perl_my_trnlnm (pTHX_ const char *, char *, unsigned long int);
663 char * Perl_tounixspec (pTHX_ const char *, char *);
664 char * Perl_tounixspec_ts (pTHX_ const char *, char *);
665 char * Perl_tounixspec_utf8 (pTHX_ const char *, char *, int *);
666 char * Perl_tounixspec_utf8_ts (pTHX_ const char *, char *, int *);
667 char * Perl_tovmsspec (pTHX_ const char *, char *);
668 char * Perl_tovmsspec_ts (pTHX_ const char *, char *);
669 char * Perl_tovmsspec_utf8 (pTHX_ const char *, char *, int *);
670 char * Perl_tovmsspec_utf8_ts (pTHX_ const char *, char *, int *);
671 char * Perl_tounixpath (pTHX_ const char *, char *);
672 char * Perl_tounixpath_ts (pTHX_ const char *, char *);
673 char * Perl_tounixpath_utf8 (pTHX_ const char *, char *, int *);
674 char * Perl_tounixpath_utf8_ts (pTHX_ const char *, char *, int *);
675 char * Perl_tovmspath (pTHX_ const char *, char *);
676 char * Perl_tovmspath_ts (pTHX_ const char *, char *);
677 char * Perl_tovmspath_utf8 (pTHX_ const char *, char *, int *);
678 char * Perl_tovmspath_utf8_ts (pTHX_ const char *, char *, int *);
679 int Perl_do_rmdir (pTHX_ const char *);
680 char * Perl_fileify_dirspec (pTHX_ const char *, char *);
681 char * Perl_fileify_dirspec_ts (pTHX_ const char *, char *);
682 char * Perl_fileify_dirspec_utf8 (pTHX_ const char *, char *, int *);
683 char * Perl_fileify_dirspec_utf8_ts (pTHX_ const char *, char *, int *);
684 char * Perl_pathify_dirspec (pTHX_ const char *, char *);
685 char * Perl_pathify_dirspec_ts (pTHX_ const char *, char *);
686 char * Perl_pathify_dirspec_utf8 (pTHX_ const char *, char *, int *);
687 char * Perl_pathify_dirspec_utf8_ts (pTHX_ const char *, char *, int *);
688 char * Perl_rmsexpand (pTHX_ const char *, char *, const char *, unsigned);
689 char * Perl_rmsexpand_ts (pTHX_ const char *, char *, const char *, unsigned);
690 char * Perl_rmsexpand_utf8 (pTHX_ const char *, char *, const char *, unsigned, int *, int *);
691 char * Perl_rmsexpand_utf8_ts (pTHX_ const char *, char *, const char *, unsigned, int *, int *);
692 int Perl_trim_unixpath (pTHX_ char *, const char*, int);
693 DIR * Perl_opendir (pTHX_ const char *);
694 int Perl_rename (pTHX_ const char *, const char *);
695 int Perl_rmscopy (pTHX_ const char *, const char *, int);
696 int Perl_my_mkdir (pTHX_ const char *, Mode_t);
697 bool Perl_vms_do_aexec (pTHX_ SV *, SV **, SV **);
698 int Perl_vms_case_tolerant(void);
699 char * Perl_my_getenv_len (pTHX_ const char *, unsigned long *, bool);
700 int Perl_vmssetenv (pTHX_ const char *, const char *, struct dsc$descriptor_s **);
701 void Perl_vmssetuserlnm(const char *name, const char *eqv);
702 char * Perl_my_crypt (pTHX_ const char *, const char *);
703 Pid_t Perl_my_waitpid (pTHX_ Pid_t, int *, int);
704 char * my_gconvert (double, int, int, char *);
705 int Perl_kill_file (pTHX_ const char *);
706 int Perl_my_chdir (pTHX_ const char *);
707 int Perl_my_chmod(pTHX_ const char *, mode_t);
708 FILE * Perl_my_tmpfile (void);
709 int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*);
710 #ifdef KILL_BY_SIGPRC
711 unsigned int Perl_sig_to_vmscondition (int);
712 int Perl_my_kill (int, int);
713 int Perl_my_killpg (int, int);
714 void Perl_csighandler_init (void);
716 int Perl_my_utime (pTHX_ const char *, const struct utimbuf *);
717 void Perl_vms_image_init (int *, char ***);
718 struct dirent * Perl_readdir (pTHX_ DIR *);
719 int Perl_readdir_r(pTHX_ DIR *, struct dirent *, struct dirent **);
720 long Perl_telldir (DIR *);
721 void Perl_seekdir (pTHX_ DIR *, long);
722 void Perl_closedir (DIR *);
723 void vmsreaddirversions (DIR *, int);
724 struct tm * Perl_my_gmtime (pTHX_ const time_t *);
725 struct tm * Perl_my_localtime (pTHX_ const time_t *);
726 time_t Perl_my_time (pTHX_ time_t *);
727 I32 Perl_cando_by_name (pTHX_ I32, bool, const char *);
728 int Perl_flex_fstat (pTHX_ int, Stat_t *);
729 int Perl_flex_lstat (pTHX_ const char *, Stat_t *);
730 int Perl_flex_stat (pTHX_ const char *, Stat_t *);
732 bool Perl_vms_do_exec (pTHX_ const char *);
733 FILE * my_fdopen (int, const char *);
734 int my_fclose (FILE *);
735 int my_fwrite (const void *, size_t, size_t, FILE *);
736 char * Perl_my_fgetname (FILE *fp, char *buf);
738 int Perl_my_symlink(pTHX_ const char *path1, const char *path2);
740 int Perl_my_flush (pTHX_ FILE *);
741 struct passwd * Perl_my_getpwnam (pTHX_ const char *name);
742 struct passwd * Perl_my_getpwuid (pTHX_ Uid_t uid);
743 void Perl_my_endpwent (pTHX);
746 * The following prototypes are in math.h but for some reason they
747 * are ifdefed out for C++. So we have to repeat them here in order
748 * to build the POSIX extension.
753 double exp2(double __x);
754 double fdim(double __x, double __y);
755 double fma(double __x, double __y, double __z);
756 double fmax(double __x, double __y);
757 double fmin(double __x, double __y);
758 double nexttoward(double __x, long double __y);
759 double remainder(double __x, double __y);
760 double remquo(double __x, double __y, int *__quo);
761 double tgamma(double __x);
762 float exp2f(float __x);
763 float fdimf(float __x, float __y);
764 float fmaf(float __x, float __y, float __z);
765 float fmaxf(float __x, float __y);
766 float fminf(float __x, float __y);
767 float nexttowardf(float __x, long double __y);
768 float remainderf(float __x, float __y);
769 float remquof(float __x, float __y, int *__quo);
770 float tgammaf(float __x);
771 long double exp2l(long double __x);
772 long double fdiml(long double __x, long double __y);
773 long double fmal(long double __x, long double __y, long double __z);
774 long double fmaxl(long double __x, long double __y);
775 long double fminl(long double __x, long double __y);
776 long double nexttowardl(long double __x, long double __y);
777 long double remainderl(long double __x, long double __y);
778 long double remquol(long double __x, long double __y, int *__quo);
779 long double tgammal(long double __x);
780 int ilogb(double __x);
781 int ilogbf(float __x);
782 int ilogbl(long double __x);
783 long int lrint(double __x);
784 long int lrintf(float __x);
785 long int lrintl(long double __x);
786 long int lround(double __x);
787 long int lroundf(float __x);
788 long int lroundl(long double __x);
799 #ifndef VMS_DO_SOCKETS
800 /* This relies on tricks in perl.h to pick up that these manifest constants
801 * are undefined and set up conversion routines. It will then redefine
802 * these manifest constants, so the actual values will match config.h
810 /* The C RTL manual says to undef the macro for DEC C 5.2 and lower. */
811 #if defined(fileno) && defined(__DECC_VER) && __DECC_VER < 50300000
815 #define NO_ENVIRON_ARRAY
817 /* RMSEXPAND options */
818 #define PERL_RMSEXPAND_M_VMS 0x02 /* Force output to VMS format */
819 #define PERL_RMSEXPAND_M_LONG 0x04 /* Expand to long name format */
820 #define PERL_RMSEXPAND_M_VMS_IN 0x08 /* Assume input is VMS already */
821 #define PERL_RMSEXPAND_M_SYMLINK 0x20 /* Use symbolic link, not target */
823 /* With long doubles, NaN == NaN, which it shouldn't. */
824 #ifdef USE_LONG_DOUBLE
825 # define NAN_COMPARE_BROKEN 1
827 #endif /* __vmsish_h_included */