Commit | Line | Data |
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a0d0e21e LW |
1 | /* vmsish.h |
2 | * | |
3 | * VMS-specific C header file for perl5. | |
4 | * | |
aa689395 | 5 | * Last revised: 18-Feb-1997 by Charles Bailey bailey@genetics.upenn.edu |
6 | * Version: 5.3.28 | |
a0d0e21e LW |
7 | */ |
8 | ||
9 | #ifndef __vmsish_h_included | |
10 | #define __vmsish_h_included | |
11 | ||
12 | #include <descrip.h> /* for dirent struct definitions */ | |
748a9306 LW |
13 | #include <libdef.h> /* status codes for various places */ |
14 | #include <rmsdef.h> /* at which errno and vaxc$errno are */ | |
15 | #include <ssdef.h> /* explicitly set in the perl source code */ | |
4fdae800 | 16 | #include <stsdef.h> /* bitmasks for exit status testing */ |
748a9306 | 17 | |
4633a7c4 | 18 | /* Suppress compiler warnings from DECC for VMS-specific extensions: |
36477c24 | 19 | * GLOBALEXT, NOSHAREEXT, READONLYEXT: global[dr]ef declarations |
e518068a | 20 | * ADDRCONSTEXT,NEEDCONSTEXT: initialization of data with non-constant values |
21 | * (e.g. pointer fields of descriptors) | |
22 | */ | |
23 | #ifdef __DECC | |
36477c24 | 24 | # pragma message disable (GLOBALEXT,NOSHAREEXT,READONLYEXT,ADDRCONSTEXT,NEEDCONSTEXT) |
e518068a | 25 | #endif |
26 | ||
748a9306 LW |
27 | /* DEC's C compilers and gcc use incompatible definitions of _to(upp|low)er() */ |
28 | #ifdef _toupper | |
29 | # undef _toupper | |
30 | #endif | |
31 | #define _toupper(c) (((c) < 'a' || (c) > 'z') ? (c) : (c) & ~040) | |
32 | #ifdef _tolower | |
33 | # undef _tolower | |
34 | #endif | |
35 | #define _tolower(c) (((c) < 'A' || (c) > 'Z') ? (c) : (c) | 040) | |
4633a7c4 LW |
36 | /* DECC 1.3 has a funny definition of abs; it's fixed in DECC 4.0, so this |
37 | * can go away once DECC 1.3 isn't in use any more. */ | |
38 | #if defined(__ALPHA) && defined(__DECC) | |
39 | #undef abs | |
40 | #define abs(__x) __ABS(__x) | |
41 | #undef labs | |
42 | #define labs(__x) __LABS(__x) | |
43 | #endif /* __ALPHA && __DECC */ | |
a0d0e21e LW |
44 | |
45 | /* Assorted things to look like Unix */ | |
46 | #ifdef __GNUC__ | |
47 | #ifndef _IOLBF /* gcc's stdio.h doesn't define this */ | |
48 | #define _IOLBF 1 | |
49 | #endif | |
748a9306 | 50 | #endif |
a0d0e21e LW |
51 | #include <processes.h> /* for vfork() */ |
52 | #include <unixio.h> | |
a0d0e21e LW |
53 | #include <unixlib.h> |
54 | #include <file.h> /* it's not <sys/file.h>, so don't use I_SYS_FILE */ | |
774d564b | 55 | #if defined(__DECC) && defined(__DECC_VER) && __DECC_VER > 20000000 |
bbce6d69 | 56 | # include <unistd.h> /* DECC has this; VAXC and gcc don't */ |
57 | #endif | |
bf109933 | 58 | |
aa689395 | 59 | #ifdef NO_PERL_TYPEDEFS /* a2p; we don't want Perl's special routines */ |
60 | # define DONT_MASK_RTL_CALLS | |
61 | #endif | |
62 | ||
63 | /* defined for vms.c so we can see CRTL | defined for a2p */ | |
64 | #ifndef DONT_MASK_RTL_CALLS | |
65 | # ifdef getenv | |
66 | # undef getenv | |
67 | # endif | |
68 | # define getenv(v) my_getenv(v) /* getenv used for regular logical names */ | |
69 | #endif | |
70 | ||
4fdae800 | 71 | /* DECC introduces this routine in the RTL as of VMS 7.0; for now, |
72 | * we'll use ours, since it gives us the full VMS exit status. */ | |
73 | #ifdef __PID_T | |
74 | # define Pid_t pid_t | |
75 | #else | |
76 | # define Pid_t unsigned int | |
77 | #endif | |
78 | #define waitpid my_waitpid | |
79 | ||
61bb5906 CB |
80 | /* Don't redeclare standard RTL routines in Perl's header files; |
81 | * VMS history or extensions makes some of the formal protoypes | |
82 | * differ from the common Unix forms. | |
83 | */ | |
84 | #define DONT_DECLARE_STD 1 | |
85 | ||
bf109933 | 86 | /* Our own contribution to PerlShr's global symbols . . . */ |
87 | #ifdef EMBED | |
88 | # define my_trnlnm Perl_my_trnlnm | |
89 | # define my_getenv Perl_my_getenv | |
94c456c4 | 90 | # define prime_env_iter Perl_prime_env_iter |
91 | # define my_setenv Perl_my_setenv | |
bf109933 | 92 | # define my_crypt Perl_my_crypt |
4fdae800 | 93 | # define my_waitpid Perl_my_waitpid |
bf109933 | 94 | # define my_gconvert Perl_my_gconvert |
95 | # define do_rmdir Perl_do_rmdir | |
96 | # define kill_file Perl_kill_file | |
8cc95fdb | 97 | # define my_mkdir Perl_my_mkdir |
bf109933 | 98 | # define my_utime Perl_my_utime |
bbce6d69 | 99 | # define rmsexpand Perl_rmsexpand |
100 | # define rmsexpand_ts Perl_rmsexpand_ts | |
bf109933 | 101 | # define fileify_dirspec Perl_fileify_dirspec |
102 | # define fileify_dirspec_ts Perl_fileify_dirspec_ts | |
103 | # define pathify_dirspec Perl_pathify_dirspec | |
104 | # define pathify_dirspec_ts Perl_pathify_dirspec_ts | |
105 | # define tounixspec Perl_tounixspec | |
106 | # define tounixspec_ts Perl_tounixspec_ts | |
107 | # define tovmsspec Perl_tovmsspec | |
108 | # define tovmsspec_ts Perl_tovmsspec_ts | |
109 | # define tounixpath Perl_tounixpath | |
110 | # define tounixpath_ts Perl_tounixpath_ts | |
111 | # define tovmspath Perl_tovmspath | |
112 | # define tovmspath_ts Perl_tovmspath_ts | |
84902520 | 113 | # define vms_image_init Perl_vms_image_init |
bf109933 | 114 | # define opendir Perl_opendir |
115 | # define readdir Perl_readdir | |
116 | # define telldir Perl_telldir | |
117 | # define seekdir Perl_seekdir | |
118 | # define closedir Perl_closedir | |
119 | # define vmsreaddirversions Perl_vmsreaddirversions | |
bf109933 | 120 | # define my_gmtime Perl_my_gmtime |
ff0cee69 | 121 | # define my_localtime Perl_my_localtime |
122 | # define my_time Perl_my_time | |
5b411029 MB |
123 | # define my_sigemptyset Perl_my_sigemptyset |
124 | # define my_sigfillset Perl_my_sigfillset | |
125 | # define my_sigaddset Perl_my_sigaddset | |
126 | # define my_sigdelset Perl_my_sigdelset | |
127 | # define my_sigismember Perl_my_sigismember | |
128 | # define my_sigprocmask Perl_my_sigprocmask | |
bf109933 | 129 | # define cando_by_name Perl_cando_by_name |
130 | # define flex_fstat Perl_flex_fstat | |
131 | # define flex_stat Perl_flex_stat | |
132 | # define trim_unixpath Perl_trim_unixpath | |
0414b1a0 | 133 | # define my_vfork Perl_my_vfork |
bf109933 | 134 | # define vms_do_aexec Perl_vms_do_aexec |
135 | # define vms_do_exec Perl_vms_do_exec | |
136 | # define do_aspawn Perl_do_aspawn | |
137 | # define do_spawn Perl_do_spawn | |
138 | # define my_fwrite Perl_my_fwrite | |
d27fe803 | 139 | # define my_flush Perl_my_flush |
0414b1a0 | 140 | # define my_binmode Perl_my_binmode |
bf109933 | 141 | # define my_getpwnam Perl_my_getpwnam |
142 | # define my_getpwuid Perl_my_getpwuid | |
143 | # define my_getpwent Perl_my_getpwent | |
144 | # define my_endpwent Perl_my_endpwent | |
145 | # define my_getlogin Perl_my_getlogin | |
146 | # define rmscopy Perl_rmscopy | |
147 | # define init_os_extras Perl_init_os_extras | |
148 | #endif | |
149 | ||
150 | /* Delete if at all possible, changing protections if necessary. */ | |
748a9306 LW |
151 | #define unlink kill_file |
152 | ||
0414b1a0 | 153 | /* |
154 | * Intercept calls to fork, so we know whether subsequent calls to | |
155 | * exec should be handled in VMSish or Unixish style. | |
156 | */ | |
157 | #define fork my_vfork | |
aa689395 | 158 | #ifndef DONT_MASK_RTL_CALLS /* #defined in vms.c so we see real vfork */ |
0414b1a0 | 159 | # ifdef vfork |
160 | # undef vfork | |
161 | # endif | |
162 | # define vfork my_vfork | |
163 | #endif | |
164 | ||
165 | /* BIG_TIME: | |
166 | * This symbol is defined if Time_t is an unsigned type on this system. | |
167 | */ | |
168 | #define BIG_TIME | |
169 | ||
170 | /* USE_STAT_RDEV: | |
171 | * This symbol is defined if this system has a stat structure declaring | |
172 | * st_rdev | |
e518068a | 173 | */ |
0414b1a0 | 174 | #define USE_STAT_RDEV /**/ |
175 | ||
176 | /* ACME_MESS: | |
177 | * This symbol, if defined, indicates that error messages should be | |
178 | * should be generated in a format that allows the use of the Acme | |
179 | * GUI/editor's autofind feature. | |
180 | */ | |
181 | #undef ACME_MESS /**/ | |
e518068a | 182 | |
44a8e56a | 183 | /* ALTERNATE_SHEBANG: |
184 | * This symbol, if defined, contains a "magic" string which may be used | |
185 | * as the first line of a Perl program designed to be executed directly | |
186 | * by name, instead of the standard Unix #!. If ALTERNATE_SHEBANG | |
187 | * begins with a character other then #, then Perl will only treat | |
188 | * it as a command line if if finds the string "perl" in the first | |
189 | * word; otherwise it's treated as the first line of code in the script. | |
190 | * (IOW, Perl won't hand off to another interpreter via an alternate | |
191 | * shebang sequence that might be legal Perl code.) | |
192 | */ | |
193 | #define ALTERNATE_SHEBANG "$" | |
194 | ||
748a9306 LW |
195 | /* Macros to set errno using the VAX thread-safe calls, if present */ |
196 | #if (defined(__DECC) || defined(__DECCXX)) && !defined(__ALPHA) | |
197 | # define set_errno(v) (cma$tis_errno_set_value(v)) | |
774d564b | 198 | void cma$tis_errno_set_value(int __value); /* missing in some errno.h */ |
748a9306 LW |
199 | # define set_vaxc_errno(v) (vaxc$errno = (v)) |
200 | #else | |
201 | # define set_errno(v) (errno = (v)) | |
202 | # define set_vaxc_errno(v) (vaxc$errno = (v)) | |
203 | #endif | |
204 | ||
ff0cee69 | 205 | /* Support for 'vmsish' behaviors enabled with C<use vmsish> pragma */ |
206 | ||
207 | #define COMPLEX_STATUS 1 /* We track both "POSIX" and VMS values */ | |
208 | ||
aa689395 | 209 | #define HINT_V_VMSISH 24 |
ff0cee69 | 210 | #define HINT_M_VMSISH_STATUS 0x01000000 /* system, $? return VMS status */ |
211 | #define HINT_M_VMSISH_EXIT 0x02000000 /* exit(1) ==> SS$_NORMAL */ | |
212 | #define HINT_M_VMSISH_TIME 0x04000000 /* times are local, not UTC */ | |
aa689395 | 213 | #define NATIVE_HINTS (hints >> HINT_V_VMSISH) /* used in op.c */ |
ff0cee69 | 214 | |
aa689395 | 215 | #define TEST_VMSISH(h) (curcop->op_private & ((h) >> HINT_V_VMSISH)) |
ff0cee69 | 216 | #define VMSISH_STATUS TEST_VMSISH(HINT_M_VMSISH_STATUS) |
217 | #define VMSISH_EXIT TEST_VMSISH(HINT_M_VMSISH_EXIT) | |
218 | #define VMSISH_TIME TEST_VMSISH(HINT_M_VMSISH_TIME) | |
219 | ||
748a9306 | 220 | /* Handy way to vet calls to VMS system services and RTL routines. */ |
bf109933 | 221 | #define _ckvmssts(call) STMT_START { register unsigned long int __ckvms_sts; \ |
748a9306 LW |
222 | if (!((__ckvms_sts=(call))&1)) { \ |
223 | set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \ | |
e518068a | 224 | croak("Fatal VMS error (status=%d) at %s, line %d", \ |
bf109933 | 225 | __ckvms_sts,__FILE__,__LINE__); } } STMT_END |
a0d0e21e | 226 | |
0414b1a0 | 227 | /* Same thing, but don't call back to Perl's croak(); useful for errors |
228 | * occurring during startup, before Perl's state is initialized */ | |
229 | #define _ckvmssts_noperl(call) STMT_START { register unsigned long int __ckvms_sts; \ | |
230 | if (!((__ckvms_sts=(call))&1)) { \ | |
231 | set_errno(EVMSERR); set_vaxc_errno(__ckvms_sts); \ | |
232 | fprintf(Perl_debug_log,"Fatal VMS error (status=%d) at %s, line %d", \ | |
233 | __ckvms_sts,__FILE__,__LINE__); lib$signal(__ckvms_sts); } } STMT_END | |
234 | ||
a0d0e21e LW |
235 | #ifdef VMS_DO_SOCKETS |
236 | #include "sockadapt.h" | |
237 | #endif | |
238 | ||
c07a80fd | 239 | #define BIT_BUCKET "_NLA0:" |
fc1ce8cc | 240 | #define PERL_SYS_INIT(c,v) vms_image_init((c),(v)); MALLOC_INIT |
18f739ee | 241 | #define PERL_SYS_TERM() MALLOC_TERM |
8cc95fdb | 242 | #define dXSUB_SYS |
a0d0e21e LW |
243 | #define HAS_KILL |
244 | #define HAS_WAIT | |
245 | ||
e518068a | 246 | /* VMS: |
247 | * This symbol, if defined, indicates that the program is running under | |
248 | * VMS. It's a symbol automagically defined by all VMS C compilers I've seen. | |
249 | * Just in case, however . . . */ | |
250 | #ifndef VMS | |
251 | #define VMS /**/ | |
252 | #endif | |
253 | ||
254 | /* HAS_IOCTL: | |
255 | * This symbol, if defined, indicates that the ioctl() routine is | |
256 | * available to set I/O characteristics | |
a0d0e21e | 257 | */ |
e518068a | 258 | #undef HAS_IOCTL /**/ |
259 | ||
260 | /* HAS_UTIME: | |
261 | * This symbol, if defined, indicates that the routine utime() is | |
262 | * available to update the access and modification times of files. | |
263 | */ | |
264 | #define HAS_UTIME /**/ | |
a0d0e21e | 265 | |
e518068a | 266 | /* HAS_GROUP |
267 | * This symbol, if defined, indicates that the getgrnam(), | |
268 | * getgrgid(), and getgrent() routines are available to | |
269 | * get group entries. | |
270 | */ | |
271 | #undef HAS_GROUP /**/ | |
272 | ||
273 | /* HAS_PASSWD | |
274 | * This symbol, if defined, indicates that the getpwnam(), | |
275 | * getpwuid(), and getpwent() routines are available to | |
276 | * get password entries. | |
277 | */ | |
278 | #define HAS_PASSWD /**/ | |
279 | ||
280 | #define HAS_KILL | |
281 | #define HAS_WAIT | |
282 | ||
0414b1a0 | 283 | /* USEMYBINMODE |
284 | * This symbol, if defined, indicates that the program should | |
285 | * use the routine my_binmode(FILE *fp, char iotype) to insure | |
286 | * that a file is in "binary" mode -- that is, that no translation | |
287 | * of bytes occurs on read or write operations. | |
288 | */ | |
289 | #define USEMYBINMODE | |
290 | ||
61bb5906 CB |
291 | /* Stat_t: |
292 | * This symbol holds the type used to declare buffers for information | |
293 | * returned by stat(). It's usually just struct stat. It may be necessary | |
294 | * to include <sys/stat.h> and <sys/types.h> to get any typedef'ed | |
295 | * information. | |
296 | */ | |
297 | /* VMS: | |
298 | * We need this typedef to point to the new type even if DONT_MASK_RTL_CALLS | |
299 | * is in effect, since Perl's thread.h embeds one of these structs in its | |
300 | * thread data struct, and our struct mystat is a different size from the | |
301 | * regular struct stat (cf. note above about having to pad struct to work | |
302 | * around bug in compiler.) | |
303 | * It's OK to pass one of these to the RTL's stat(), though, since the | |
304 | * fields it fills are the same in each struct. | |
305 | */ | |
306 | #define Stat_t struct mystat | |
307 | ||
308 | /* USE_STAT_RDEV: | |
309 | * This symbol is defined if this system has a stat structure declaring | |
310 | * st_rdev | |
311 | * VMS: Field exists in POSIXish version of struct stat(), but is not used. | |
312 | */ | |
313 | #undef USE_STAT_RDEV /**/ | |
314 | ||
a0d0e21e LW |
315 | /* |
316 | * fwrite1() should be a routine with the same calling sequence as fwrite(), | |
317 | * but which outputs all of the bytes requested as a single stream (unlike | |
318 | * fwrite() itself, which on some systems outputs several distinct records | |
319 | * if the number_of_items parameter is >1). | |
320 | */ | |
321 | #define fwrite1 my_fwrite | |
322 | ||
d27fe803 JH |
323 | /* By default, flush data all the way to disk, not just to RMS buffers */ |
324 | #define Fflush(fp) my_flush(fp) | |
325 | ||
a0d0e21e LW |
326 | /* Use our own rmdir() */ |
327 | #define rmdir(name) do_rmdir(name) | |
328 | ||
329 | /* Assorted fiddling with sigs . . . */ | |
330 | # include <signal.h> | |
331 | #define ABORT() abort() | |
5f05dabc | 332 | /* VAXC's signal.h doesn't #define SIG_ERR, but provides BADSIG instead. */ |
333 | #if !defined(SIG_ERR) && defined(BADSIG) | |
334 | # define SIG_ERR BADSIG | |
335 | #endif | |
336 | ||
a0d0e21e | 337 | |
748a9306 LW |
338 | /* Used with our my_utime() routine in vms.c */ |
339 | struct utimbuf { | |
340 | time_t actime; | |
341 | time_t modtime; | |
342 | }; | |
343 | #define utime my_utime | |
344 | ||
0414b1a0 | 345 | /* This is what times() returns, but <times.h> calls it tbuffer_t on VMS |
346 | * prior to v7.0. We check the DECC manifest to see whether it's already | |
347 | * done this for us, relying on the fact that perl.h #includes <time.h> | |
348 | * before it #includes "vmsish.h". | |
349 | */ | |
a0d0e21e | 350 | |
0414b1a0 | 351 | #ifndef __TMS |
352 | struct tms { | |
353 | clock_t tms_utime; /* user time */ | |
354 | clock_t tms_stime; /* system time - always 0 on VMS */ | |
355 | clock_t tms_cutime; /* user time, children */ | |
356 | clock_t tms_cstime; /* system time, children - always 0 on VMS */ | |
357 | }; | |
5f05dabc | 358 | #else |
359 | /* The new headers change the times() prototype to tms from tbuffer */ | |
360 | # define tbuffer_t struct tms | |
0414b1a0 | 361 | #endif |
a0d0e21e | 362 | |
61bb5906 CB |
363 | /* Substitute our own routines for gmtime(), localtime(), and time(), |
364 | * which allow us to implement the vmsish 'time' pragma, and work | |
365 | * around absence of system-level UTC support on old versions of VMS. | |
e518068a | 366 | */ |
367 | #define gmtime(t) my_gmtime(t) | |
ff0cee69 | 368 | #define localtime(t) my_localtime(t) |
369 | #define time(t) my_time(t) | |
61bb5906 CB |
370 | |
371 | /* If we're using an older version of VMS whose Unix signal emulation | |
372 | * isn't very POSIXish, then roll our own. | |
373 | */ | |
374 | #if __VMS_VER < 70000000 || __DECC_VER < 50200000 | |
375 | # define HOMEGROWN_POSIX_SIGNALS | |
376 | #endif | |
377 | #ifdef HOMEGROWN_POSIX_SIGNALS | |
378 | # define sigemptyset(t) my_sigemptyset(t) | |
379 | # define sigfillset(t) my_sigfillset(t) | |
380 | # define sigaddset(t, u) my_sigaddset(t, u) | |
381 | # define sigdelset(t, u) my_sigdelset(t, u) | |
382 | # define sigismember(t, u) my_sigismember(t, u) | |
383 | # define sigprocmask(t, u, v) my_sigprocmask(t, u, v) | |
384 | typedef int sigset_t; | |
385 | /* The tools for sigprocmask() are there, just not the routine itself */ | |
386 | # ifndef SIG_UNBLOCK | |
387 | # define SIG_UNBLOCK 1 | |
388 | # endif | |
389 | # ifndef SIG_BLOCK | |
390 | # define SIG_BLOCK 2 | |
391 | # endif | |
392 | # ifndef SIG_SETMASK | |
393 | # define SIG_SETMASK 3 | |
394 | # endif | |
395 | # define sigaction sigvec | |
396 | # define sa_flags sv_onstack | |
397 | # define sa_handler sv_handler | |
398 | # define sa_mask sv_mask | |
399 | # define sigsuspend(set) sigpause(*set) | |
400 | # define sigpending(a) (not_here("sigpending"),0) | |
7b62b82b | 401 | #endif |
e518068a | 402 | |
a0d0e21e LW |
403 | /* VMS doesn't use a real sys_nerr, but we need this when scanning for error |
404 | * messages in text strings . . . | |
405 | */ | |
406 | ||
407 | #define sys_nerr EVMSERR /* EVMSERR is as high as we can go. */ | |
408 | ||
409 | /* Look up new %ENV values on the fly */ | |
410 | #define DYNAMIC_ENV_FETCH 1 | |
411 | #define ENV_HV_NAME "%EnV%VmS%" | |
aa689395 | 412 | /* Special getenv function for retrieving %ENV elements. */ |
413 | #define ENV_getenv(v) my_getenv(v) | |
414 | ||
a0d0e21e | 415 | |
c07a80fd | 416 | /* Thin jacket around cuserid() tomatch Unix' calling sequence */ |
417 | #define getlogin my_getlogin | |
418 | ||
419 | /* Ditto for sys$hash_passwrod() . . . */ | |
420 | #define crypt my_crypt | |
421 | ||
8cc95fdb | 422 | /* Tweak arg to mkdir first, so we can tolerate trailing /. */ |
423 | #define Mkdir(dir,mode) my_mkdir((dir),(mode)) | |
424 | ||
a0d0e21e LW |
425 | /* Use our own stat() clones, which handle Unix-style directory names */ |
426 | #define Stat(name,bufptr) flex_stat(name,bufptr) | |
427 | #define Fstat(fd,bufptr) flex_fstat(fd,bufptr) | |
428 | ||
429 | /* Setup for the dirent routines: | |
430 | * opendir(), closedir(), readdir(), seekdir(), telldir(), and | |
431 | * vmsreaddirversions(), and preprocessor stuff on which these depend: | |
432 | * Written by Rich $alz, <rsalz@bbn.com> in August, 1990. | |
a0d0e21e LW |
433 | */ |
434 | /* Data structure returned by READDIR(). */ | |
435 | struct dirent { | |
436 | char d_name[256]; /* File name */ | |
437 | int d_namlen; /* Length of d_name */ | |
438 | int vms_verscount; /* Number of versions */ | |
439 | int vms_versions[20]; /* Version numbers */ | |
440 | }; | |
441 | ||
442 | /* Handle returned by opendir(), used by the other routines. You | |
443 | * are not supposed to care what's inside this structure. */ | |
444 | typedef struct _dirdesc { | |
445 | long context; | |
446 | int vms_wantversions; | |
447 | unsigned long int count; | |
448 | char *pattern; | |
449 | struct dirent entry; | |
450 | struct dsc$descriptor_s pat; | |
451 | } DIR; | |
452 | ||
453 | #define rewinddir(dirp) seekdir((dirp), 0) | |
454 | ||
748a9306 LW |
455 | /* used for our emulation of getpw* */ |
456 | struct passwd { | |
457 | char *pw_name; /* Username */ | |
458 | char *pw_passwd; | |
459 | Uid_t pw_uid; /* UIC member number */ | |
460 | Gid_t pw_gid; /* UIC group number */ | |
461 | char *pw_comment; /* Default device/directory (Unix-style) */ | |
462 | char *pw_gecos; /* Owner */ | |
463 | char *pw_dir; /* Default device/directory (VMS-style) */ | |
464 | char *pw_shell; /* Default CLI name (eg. DCL) */ | |
465 | }; | |
466 | #define pw_unixdir pw_comment /* Default device/directory (Unix-style) */ | |
467 | #define getpwnam my_getpwnam | |
468 | #define getpwuid my_getpwuid | |
469 | #define getpwent my_getpwent | |
470 | #define endpwent my_endpwent | |
471 | #define setpwent my_endpwent | |
472 | ||
473 | /* Our own stat_t substitute, since we play with st_dev and st_ino - | |
474 | * we want atomic types so Unix-bound code which compares these fields | |
c07a80fd | 475 | * for two files will work most of the time under VMS. |
476 | * N.B. 1. The st_ino hack assumes that sizeof(unsigned short[3]) == | |
477 | * sizeof(unsigned) + sizeof(unsigned short). We can't use a union type | |
478 | * to map the unsigned int we want and the unsigned short[3] the CRTL | |
479 | * returns into the same member, since gcc has different ideas than DECC | |
480 | * and VAXC about sizing union types. | |
481 | * N.B 2. The routine cando() in vms.c assumes that &stat.st_ino is the | |
482 | * address of a FID. | |
748a9306 LW |
483 | */ |
484 | /* First, grab the system types, so we don't clobber them later */ | |
485 | #include <stat.h> | |
486 | /* Since we've got to match the size of the CRTL's stat_t, we need | |
487 | * to mimic DECC's alignment settings. | |
488 | */ | |
489 | #if defined(__DECC) || defined(__DECCXX) | |
490 | # pragma __member_alignment __save | |
491 | # pragma __nomember_alignment | |
492 | #endif | |
493 | #if defined(__DECC) | |
494 | # pragma __message __save | |
495 | # pragma __message disable (__MISALGNDSTRCT) | |
496 | # pragma __message disable (__MISALGNDMEM) | |
497 | #endif | |
498 | struct mystat | |
499 | { | |
500 | char *st_devnam; /* pointer to device name */ | |
c07a80fd | 501 | unsigned st_ino; /* hack - CRTL uses unsigned short[3] for */ |
502 | unsigned short rvn; /* FID (num,seq,rvn) */ | |
748a9306 LW |
503 | unsigned short st_mode; /* file "mode" i.e. prot, dir, reg, etc. */ |
504 | int st_nlink; /* for compatibility - not really used */ | |
505 | unsigned st_uid; /* from ACP - QIO uic field */ | |
506 | unsigned short st_gid; /* group number extracted from st_uid */ | |
507 | dev_t st_rdev; /* for compatibility - always zero */ | |
508 | off_t st_size; /* file size in bytes */ | |
509 | unsigned st_atime; /* file access time; always same as st_mtime */ | |
510 | unsigned st_mtime; /* last modification time */ | |
511 | unsigned st_ctime; /* file creation time */ | |
512 | char st_fab_rfm; /* record format */ | |
513 | char st_fab_rat; /* record attributes */ | |
514 | char st_fab_fsz; /* fixed header size */ | |
515 | unsigned st_dev; /* encoded device name */ | |
61bb5906 CB |
516 | /* Pad struct out to integral number of longwords, since DECC 5.6/VAX |
517 | * has a bug in dealing with offsets in structs in which are embedded | |
518 | * other structs whose size is an odd number of bytes. (An even | |
519 | * number of bytes is enough to make it happy, but we go for natural | |
520 | * alignment anyhow.) | |
521 | */ | |
522 | char st_fill1[sizeof(void *) - (3*sizeof(unsigned short) + 3*sizeof(char))%sizeof(void *)]; | |
748a9306 | 523 | }; |
748a9306 | 524 | typedef unsigned mydev_t; |
c07a80fd | 525 | typedef unsigned myino_t; |
aa689395 | 526 | #ifndef DONT_MASK_RTL_CALLS /* defined for vms.c so we can see RTL calls */ |
527 | # ifdef stat | |
528 | # undef stat | |
529 | # endif | |
530 | # define stat mystat | |
531 | # define dev_t mydev_t | |
532 | # define ino_t myino_t | |
533 | #endif | |
748a9306 LW |
534 | #if defined(__DECC) || defined(__DECCXX) |
535 | # pragma __member_alignment __restore | |
536 | #endif | |
537 | #if defined(__DECC) | |
538 | # pragma __message __restore | |
539 | #endif | |
540 | /* Cons up a 'delete' bit for testing access */ | |
541 | #define S_IDUSR (S_IWUSR | S_IXUSR) | |
542 | #define S_IDGRP (S_IWGRP | S_IXGRP) | |
543 | #define S_IDOTH (S_IWOTH | S_IXOTH) | |
a0d0e21e LW |
544 | |
545 | /* Prototypes for functions unique to vms.c. Don't include replacements | |
546 | * for routines in the mainline source files excluded by #ifndef VMS; | |
547 | * their prototypes are already in proto.h. | |
548 | * | |
549 | * In order to keep Gen_ShrFls.Pl happy, functions which are to be made | |
550 | * available to images linked to PerlShr.Exe must be declared between the | |
551 | * __VMS_PROTOTYPES__ and __VMS_SEPYTOTORP__ lines, and must be in the form | |
552 | * <data type><TAB>name<WHITESPACE>_((<prototype args>)); | |
553 | */ | |
94c456c4 | 554 | |
44a8e56a | 555 | #ifdef NO_PERL_TYPEDEFS |
556 | /* We don't have Perl typedefs available (e.g. when building a2p), so | |
557 | we fake them here. N.B. There is *no* guarantee that the faked | |
558 | prototypes will actually match the real routines. If you want to | |
559 | call Perl routines, include perl.h to get the real typedefs. */ | |
560 | # ifndef bool | |
561 | # define bool int | |
562 | # define __MY_BOOL_TYPE_FAKE | |
563 | # endif | |
564 | # ifndef I32 | |
565 | # define I32 int | |
566 | # define __MY_I32_TYPE_FAKE | |
567 | # endif | |
568 | # ifndef SV | |
569 | # define SV void /* Since we only see SV * in prototypes */ | |
570 | # define __MY_SV_TYPE_FAKE | |
571 | # endif | |
572 | #endif | |
573 | ||
94c456c4 | 574 | void prime_env_iter _((void)); |
94c456c4 | 575 | void init_os_extras _(()); |
c07a80fd | 576 | /* prototype section start marker; `typedef' passes through cpp */ |
577 | typedef char __VMS_PROTOTYPES__; | |
578 | int my_trnlnm _((char *, char *, unsigned long int)); | |
a0d0e21e | 579 | char * my_getenv _((char *)); |
c07a80fd | 580 | char * my_crypt _((const char *, const char *)); |
4fdae800 | 581 | Pid_t my_waitpid _((Pid_t, int *, int)); |
a0d0e21e LW |
582 | char * my_gconvert _((double, int, int, char *)); |
583 | int do_rmdir _((char *)); | |
584 | int kill_file _((char *)); | |
84902520 | 585 | int my_mkdir _((char *, Mode_t)); |
748a9306 | 586 | int my_utime _((char *, struct utimbuf *)); |
bbce6d69 | 587 | char * rmsexpand _((char *, char *, char *, unsigned)); |
588 | char * rmsexpand_ts _((char *, char *, char *, unsigned)); | |
a0d0e21e LW |
589 | char * fileify_dirspec _((char *, char *)); |
590 | char * fileify_dirspec_ts _((char *, char *)); | |
591 | char * pathify_dirspec _((char *, char *)); | |
592 | char * pathify_dirspec_ts _((char *, char *)); | |
593 | char * tounixspec _((char *, char *)); | |
594 | char * tounixspec_ts _((char *, char *)); | |
595 | char * tovmsspec _((char *, char *)); | |
596 | char * tovmsspec_ts _((char *, char *)); | |
597 | char * tounixpath _((char *, char *)); | |
598 | char * tounixpath_ts _((char *, char *)); | |
599 | char * tovmspath _((char *, char *)); | |
600 | char * tovmspath_ts _((char *, char *)); | |
84902520 | 601 | void vms_image_init _((int *, char ***)); |
a0d0e21e LW |
602 | DIR * opendir _((char *)); |
603 | struct dirent * readdir _((DIR *)); | |
604 | long telldir _((DIR *)); | |
605 | void seekdir _((DIR *, long)); | |
606 | void closedir _((DIR *)); | |
607 | void vmsreaddirversions _((DIR *, int)); | |
ff0cee69 | 608 | struct tm * my_gmtime _((const time_t *)); |
609 | struct tm * my_localtime _((const time_t *)); | |
610 | time_t my_time _((time_t *)); | |
61bb5906 | 611 | #ifdef HOMEGROWN_POSIX_SIGNALS |
5b411029 MB |
612 | int my_sigemptyset _((sigset_t *)); |
613 | int my_sigfillset _((sigset_t *)); | |
614 | int my_sigaddset _((sigset_t *, int)); | |
615 | int my_sigdelset _((sigset_t *, int)); | |
616 | int my_sigismember _((sigset_t *, int)); | |
617 | int my_sigprocmask _((int, sigset_t *, sigset_t *)); | |
618 | #endif | |
748a9306 | 619 | I32 cando_by_name _((I32, I32, char *)); |
61bb5906 CB |
620 | int flex_fstat _((int, Stat_t *)); |
621 | int flex_stat _((char *, Stat_t *)); | |
f86702cc | 622 | int trim_unixpath _((char *, char*, int)); |
0414b1a0 | 623 | int my_vfork _(()); |
748a9306 | 624 | bool vms_do_aexec _((SV *, SV **, SV **)); |
a0d0e21e | 625 | bool vms_do_exec _((char *)); |
61bb5906 | 626 | unsigned long int do_aspawn _((void *, void **, void **)); |
a0d0e21e LW |
627 | unsigned long int do_spawn _((char *)); |
628 | int my_fwrite _((void *, size_t, size_t, FILE *)); | |
d27fe803 | 629 | int my_flush _((FILE *)); |
0414b1a0 | 630 | FILE * my_binmode _((FILE *, char)); |
748a9306 LW |
631 | struct passwd * my_getpwnam _((char *name)); |
632 | struct passwd * my_getpwuid _((Uid_t uid)); | |
633 | struct passwd * my_getpwent _(()); | |
634 | void my_endpwent _(()); | |
c07a80fd | 635 | char * my_getlogin _(()); |
bf109933 | 636 | int rmscopy _((char *, char *, int)); |
c07a80fd | 637 | typedef char __VMS_SEPYTOTORP__; |
638 | /* prototype section end marker; `typedef' passes through cpp */ | |
a0d0e21e | 639 | |
44a8e56a | 640 | #ifdef NO_PERL_TYPEDEFS /* We'll try not to scramble later files */ |
641 | # ifdef __MY_BOOL_TYPE_FAKE | |
642 | # undef bool | |
643 | # undef __MY_BOOL_TYPE_FAKE | |
644 | # endif | |
645 | # ifdef __MY_I32_TYPE_FAKE | |
646 | # undef I32 | |
647 | # undef __MY_I32_TYPE_FAKE | |
648 | # endif | |
649 | # ifdef __MY_SV_TYPE_FAKE | |
650 | # undef SV | |
651 | # undef __MY_SV_TYPE_FAKE | |
652 | # endif | |
653 | #endif | |
654 | ||
a0d0e21e | 655 | #ifndef VMS_DO_SOCKETS |
748a9306 LW |
656 | /* This relies on tricks in perl.h to pick up that these manifest constants |
657 | * are undefined and set up conversion routines. It will then redefine | |
658 | * these manifest constants, so the actual values will match config.h | |
659 | */ | |
660 | #undef HAS_HTONS | |
661 | #undef HAS_NTOHS | |
662 | #undef HAS_HTONL | |
663 | #undef HAS_NTOHL | |
a0d0e21e LW |
664 | #endif |
665 | ||
482b294c | 666 | #define TMPPATH "sys$scratch:perl-eXXXXXX" |
667 | ||
a0d0e21e | 668 | #endif /* __vmsish_h_included */ |