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748a9306 | 1 | /* vms.c |
a0d0e21e | 2 | * |
748a9306 | 3 | * VMS-specific routines for perl5 |
22d4bb9c | 4 | * Version: 5.7.0 |
748a9306 | 5 | * |
22d4bb9c CB |
6 | * August 2000 tweaks to vms_image_init, my_flush, my_fwrite, cando_by_name, |
7 | * and Perl_cando by Craig Berry | |
8 | * 29-Aug-2000 Charles Lane's piping improvements rolled in | |
9 | * 20-Aug-1999 revisions by Charles Bailey bailey@newman.upenn.edu | |
a0d0e21e LW |
10 | */ |
11 | ||
12 | #include <acedef.h> | |
13 | #include <acldef.h> | |
14 | #include <armdef.h> | |
748a9306 | 15 | #include <atrdef.h> |
a0d0e21e | 16 | #include <chpdef.h> |
8fde5078 | 17 | #include <clidef.h> |
a3e9d8c9 | 18 | #include <climsgdef.h> |
a0d0e21e | 19 | #include <descrip.h> |
22d4bb9c | 20 | #include <devdef.h> |
a0d0e21e | 21 | #include <dvidef.h> |
748a9306 | 22 | #include <fibdef.h> |
a0d0e21e LW |
23 | #include <float.h> |
24 | #include <fscndef.h> | |
25 | #include <iodef.h> | |
26 | #include <jpidef.h> | |
61bb5906 | 27 | #include <kgbdef.h> |
f675dbe5 | 28 | #include <libclidef.h> |
a0d0e21e LW |
29 | #include <libdef.h> |
30 | #include <lib$routines.h> | |
31 | #include <lnmdef.h> | |
748a9306 | 32 | #include <prvdef.h> |
a0d0e21e LW |
33 | #include <psldef.h> |
34 | #include <rms.h> | |
35 | #include <shrdef.h> | |
36 | #include <ssdef.h> | |
37 | #include <starlet.h> | |
f86702cc | 38 | #include <strdef.h> |
39 | #include <str$routines.h> | |
a0d0e21e | 40 | #include <syidef.h> |
748a9306 LW |
41 | #include <uaidef.h> |
42 | #include <uicdef.h> | |
a0d0e21e | 43 | |
740ce14c | 44 | /* Older versions of ssdef.h don't have these */ |
45 | #ifndef SS$_INVFILFOROP | |
46 | # define SS$_INVFILFOROP 3930 | |
47 | #endif | |
48 | #ifndef SS$_NOSUCHOBJECT | |
b7ae7a0d | 49 | # define SS$_NOSUCHOBJECT 2696 |
50 | #endif | |
51 | ||
a15cef0c CB |
52 | /* We implement I/O here, so we will be mixing PerlIO and stdio calls. */ |
53 | #define PERLIO_NOT_STDIO 0 | |
54 | ||
aa689395 | 55 | /* Don't replace system definitions of vfork, getenv, and stat, |
56 | * code below needs to get to the underlying CRTL routines. */ | |
57 | #define DONT_MASK_RTL_CALLS | |
a0d0e21e LW |
58 | #include "EXTERN.h" |
59 | #include "perl.h" | |
748a9306 | 60 | #include "XSUB.h" |
3eeba6fb CB |
61 | /* Anticipating future expansion in lexical warnings . . . */ |
62 | #ifndef WARN_INTERNAL | |
63 | # define WARN_INTERNAL WARN_MISC | |
64 | #endif | |
a0d0e21e | 65 | |
22d4bb9c CB |
66 | #if defined(__VMS_VER) && __VMS_VER >= 70000000 && __DECC_VER >= 50200000 |
67 | # define RTL_USES_UTC 1 | |
68 | #endif | |
69 | ||
70 | ||
c07a80fd | 71 | /* gcc's header files don't #define direct access macros |
72 | * corresponding to VAXC's variant structs */ | |
73 | #ifdef __GNUC__ | |
482b294c | 74 | # define uic$v_format uic$r_uic_form.uic$v_format |
75 | # define uic$v_group uic$r_uic_form.uic$v_group | |
76 | # define uic$v_member uic$r_uic_form.uic$v_member | |
c07a80fd | 77 | # define prv$v_bypass prv$r_prvdef_bits0.prv$v_bypass |
78 | # define prv$v_grpprv prv$r_prvdef_bits0.prv$v_grpprv | |
79 | # define prv$v_readall prv$r_prvdef_bits0.prv$v_readall | |
80 | # define prv$v_sysprv prv$r_prvdef_bits0.prv$v_sysprv | |
81 | #endif | |
82 | ||
c645ec3f GS |
83 | #if defined(NEED_AN_H_ERRNO) |
84 | dEXT int h_errno; | |
85 | #endif | |
c07a80fd | 86 | |
a0d0e21e LW |
87 | struct itmlst_3 { |
88 | unsigned short int buflen; | |
89 | unsigned short int itmcode; | |
90 | void *bufadr; | |
748a9306 | 91 | unsigned short int *retlen; |
a0d0e21e LW |
92 | }; |
93 | ||
4b19af01 CB |
94 | #define do_fileify_dirspec(a,b,c) mp_do_fileify_dirspec(aTHX_ a,b,c) |
95 | #define do_pathify_dirspec(a,b,c) mp_do_pathify_dirspec(aTHX_ a,b,c) | |
96 | #define do_tovmsspec(a,b,c) mp_do_tovmsspec(aTHX_ a,b,c) | |
97 | #define do_tovmspath(a,b,c) mp_do_tovmspath(aTHX_ a,b,c) | |
98 | #define do_rmsexpand(a,b,c,d,e) mp_do_rmsexpand(aTHX_ a,b,c,d,e) | |
99 | #define do_tounixspec(a,b,c) mp_do_tounixspec(aTHX_ a,b,c) | |
100 | #define do_tounixpath(a,b,c) mp_do_tounixpath(aTHX_ a,b,c) | |
101 | #define expand_wild_cards(a,b,c,d) mp_expand_wild_cards(aTHX_ a,b,c,d) | |
102 | #define getredirection(a,b) mp_getredirection(aTHX_ a,b) | |
103 | ||
0e06870b CB |
104 | /* see system service docs for $TRNLNM -- NOT the same as LNM$_MAX_INDEX */ |
105 | #define PERL_LNM_MAX_ALLOWED_INDEX 127 | |
106 | ||
01b8edb6 | 107 | static char *__mystrtolower(char *str) |
108 | { | |
109 | if (str) for (; *str; ++str) *str= tolower(*str); | |
110 | return str; | |
111 | } | |
112 | ||
f675dbe5 CB |
113 | static struct dsc$descriptor_s fildevdsc = |
114 | { 12, DSC$K_DTYPE_T, DSC$K_CLASS_S, "LNM$FILE_DEV" }; | |
115 | static struct dsc$descriptor_s crtlenvdsc = | |
116 | { 8, DSC$K_DTYPE_T, DSC$K_CLASS_S, "CRTL_ENV" }; | |
117 | static struct dsc$descriptor_s *fildev[] = { &fildevdsc, NULL }; | |
118 | static struct dsc$descriptor_s *defenv[] = { &fildevdsc, &crtlenvdsc, NULL }; | |
119 | static struct dsc$descriptor_s **env_tables = defenv; | |
120 | static bool will_taint = FALSE; /* tainting active, but no PL_curinterp yet */ | |
121 | ||
93948341 CB |
122 | /* True if we shouldn't treat barewords as logicals during directory */ |
123 | /* munching */ | |
124 | static int no_translate_barewords; | |
125 | ||
aa779de1 CB |
126 | /* Temp for subprocess commands */ |
127 | static struct dsc$descriptor_s VMScmd = {0,DSC$K_DTYPE_T,DSC$K_CLASS_S,Nullch}; | |
128 | ||
22d4bb9c CB |
129 | #ifndef RTL_USES_UTC |
130 | static int tz_updated = 1; | |
131 | #endif | |
132 | ||
f675dbe5 | 133 | /*{{{int vmstrnenv(const char *lnm, char *eqv, unsigned long int idx, struct dsc$descriptor_s **tabvec, unsigned long int flags) */ |
c07a80fd | 134 | int |
fd8cd3a3 | 135 | Perl_vmstrnenv(const char *lnm, char *eqv, unsigned long int idx, |
f675dbe5 | 136 | struct dsc$descriptor_s **tabvec, unsigned long int flags) |
748a9306 | 137 | { |
fd7385b9 | 138 | char uplnm[LNM$C_NAMLENGTH+1], *cp1, *cp2; |
f675dbe5 | 139 | unsigned short int eqvlen, curtab, ivlnm = 0, ivsym = 0, ivenv = 0, secure; |
748a9306 | 140 | unsigned long int retsts, attr = LNM$M_CASE_BLIND; |
f675dbe5 CB |
141 | unsigned char acmode; |
142 | struct dsc$descriptor_s lnmdsc = {0,DSC$K_DTYPE_T,DSC$K_CLASS_S,0}, | |
143 | tmpdsc = {6,DSC$K_DTYPE_T,DSC$K_CLASS_S,0}; | |
144 | struct itmlst_3 lnmlst[3] = {{sizeof idx, LNM$_INDEX, &idx, 0}, | |
145 | {LNM$C_NAMLENGTH, LNM$_STRING, eqv, &eqvlen}, | |
748a9306 | 146 | {0, 0, 0, 0}}; |
f675dbe5 | 147 | $DESCRIPTOR(crtlenv,"CRTL_ENV"); $DESCRIPTOR(clisym,"CLISYM"); |
fd8cd3a3 DS |
148 | #if defined(PERL_IMPLICIT_CONTEXT) |
149 | pTHX = NULL; | |
150 | # if defined(USE_5005THREADS) | |
cc077a9f HM |
151 | /* We jump through these hoops because we can be called at */ |
152 | /* platform-specific initialization time, which is before anything is */ | |
5c84aa53 | 153 | /* set up--we can't even do a plain dTHX since that relies on the */ |
cc077a9f | 154 | /* interpreter structure to be initialized */ |
cc077a9f | 155 | if (PL_curinterp) { |
fd8cd3a3 DS |
156 | aTHX = PL_threadnum? THR : (struct perl_thread*)SvPVX(PL_thrsv); |
157 | } else { | |
158 | aTHX = NULL; | |
159 | } | |
160 | # else | |
161 | if (PL_curinterp) { | |
162 | aTHX = PERL_GET_INTERP; | |
cc077a9f | 163 | } else { |
fd8cd3a3 | 164 | aTHX = NULL; |
cc077a9f | 165 | } |
fd8cd3a3 DS |
166 | |
167 | # endif | |
cc077a9f | 168 | #endif |
748a9306 | 169 | |
0e06870b | 170 | if (!lnm || !eqv || idx > PERL_LNM_MAX_ALLOWED_INDEX) { |
b7ae7a0d | 171 | set_errno(EINVAL); set_vaxc_errno(SS$_BADPARAM); return 0; |
172 | } | |
f675dbe5 CB |
173 | for (cp1 = (char *)lnm, cp2 = uplnm; *cp1; cp1++, cp2++) { |
174 | *cp2 = _toupper(*cp1); | |
175 | if (cp1 - lnm > LNM$C_NAMLENGTH) { | |
176 | set_errno(EINVAL); set_vaxc_errno(SS$_IVLOGNAM); | |
177 | return 0; | |
178 | } | |
179 | } | |
180 | lnmdsc.dsc$w_length = cp1 - lnm; | |
181 | lnmdsc.dsc$a_pointer = uplnm; | |
fd7385b9 | 182 | uplnm[lnmdsc.dsc$w_length] = '\0'; |
f675dbe5 CB |
183 | secure = flags & PERL__TRNENV_SECURE; |
184 | acmode = secure ? PSL$C_EXEC : PSL$C_USER; | |
185 | if (!tabvec || !*tabvec) tabvec = env_tables; | |
186 | ||
187 | for (curtab = 0; tabvec[curtab]; curtab++) { | |
188 | if (!str$case_blind_compare(tabvec[curtab],&crtlenv)) { | |
189 | if (!ivenv && !secure) { | |
190 | char *eq, *end; | |
191 | int i; | |
192 | if (!environ) { | |
193 | ivenv = 1; | |
5c84aa53 | 194 | Perl_warn(aTHX_ "Can't read CRTL environ\n"); |
f675dbe5 CB |
195 | continue; |
196 | } | |
197 | retsts = SS$_NOLOGNAM; | |
198 | for (i = 0; environ[i]; i++) { | |
199 | if ((eq = strchr(environ[i],'=')) && | |
200 | !strncmp(environ[i],uplnm,eq - environ[i])) { | |
201 | eq++; | |
202 | for (eqvlen = 0; eq[eqvlen]; eqvlen++) eqv[eqvlen] = eq[eqvlen]; | |
203 | if (!eqvlen) continue; | |
204 | retsts = SS$_NORMAL; | |
205 | break; | |
206 | } | |
207 | } | |
208 | if (retsts != SS$_NOLOGNAM) break; | |
209 | } | |
210 | } | |
211 | else if ((tmpdsc.dsc$a_pointer = tabvec[curtab]->dsc$a_pointer) && | |
212 | !str$case_blind_compare(&tmpdsc,&clisym)) { | |
213 | if (!ivsym && !secure) { | |
214 | unsigned short int deflen = LNM$C_NAMLENGTH; | |
215 | struct dsc$descriptor_d eqvdsc = {0,DSC$K_DTYPE_T,DSC$K_CLASS_D,0}; | |
216 | /* dynamic dsc to accomodate possible long value */ | |
217 | _ckvmssts(lib$sget1_dd(&deflen,&eqvdsc)); | |
218 | retsts = lib$get_symbol(&lnmdsc,&eqvdsc,&eqvlen,0); | |
219 | if (retsts & 1) { | |
220 | if (eqvlen > 1024) { | |
f675dbe5 | 221 | set_errno(EVMSERR); set_vaxc_errno(LIB$_STRTRU); |
3eeba6fb | 222 | eqvlen = 1024; |
cc077a9f HM |
223 | /* Special hack--we might be called before the interpreter's */ |
224 | /* fully initialized, in which case either thr or PL_curcop */ | |
225 | /* might be bogus. We have to check, since ckWARN needs them */ | |
226 | /* both to be valid if running threaded */ | |
4d1ff10f | 227 | #if defined(USE_5005THREADS) |
cc077a9f HM |
228 | if (thr && PL_curcop) { |
229 | #endif | |
230 | if (ckWARN(WARN_MISC)) { | |
5c84aa53 | 231 | Perl_warner(aTHX_ WARN_MISC,"Value of CLI symbol \"%s\" too long",lnm); |
cc077a9f | 232 | } |
4d1ff10f | 233 | #if defined(USE_5005THREADS) |
cc077a9f | 234 | } else { |
5c84aa53 | 235 | Perl_warner(aTHX_ WARN_MISC,"Value of CLI symbol \"%s\" too long",lnm); |
cc077a9f HM |
236 | } |
237 | #endif | |
238 | ||
f675dbe5 CB |
239 | } |
240 | strncpy(eqv,eqvdsc.dsc$a_pointer,eqvlen); | |
241 | } | |
242 | _ckvmssts(lib$sfree1_dd(&eqvdsc)); | |
243 | if (retsts == LIB$_INVSYMNAM) { ivsym = 1; continue; } | |
244 | if (retsts == LIB$_NOSUCHSYM) continue; | |
245 | break; | |
246 | } | |
247 | } | |
248 | else if (!ivlnm) { | |
249 | retsts = sys$trnlnm(&attr,tabvec[curtab],&lnmdsc,&acmode,lnmlst); | |
250 | if (retsts == SS$_IVLOGNAM) { ivlnm = 1; continue; } | |
251 | if (retsts == SS$_NOLOGNAM) continue; | |
fd7385b9 CB |
252 | /* PPFs have a prefix */ |
253 | if ( | |
254 | #if INTSIZE == 4 | |
255 | *((int *)uplnm) == *((int *)"SYS$") && | |
256 | #endif | |
257 | eqvlen >= 4 && eqv[0] == 0x1b && eqv[1] == 0x00 && | |
258 | ( (uplnm[4] == 'O' && !strcmp(uplnm,"SYS$OUTPUT")) || | |
259 | (uplnm[4] == 'I' && !strcmp(uplnm,"SYS$INPUT")) || | |
260 | (uplnm[4] == 'E' && !strcmp(uplnm,"SYS$ERROR")) || | |
261 | (uplnm[4] == 'C' && !strcmp(uplnm,"SYS$COMMAND")) ) ) { | |
262 | memcpy(eqv,eqv+4,eqvlen-4); | |
263 | eqvlen -= 4; | |
264 | } | |
f675dbe5 CB |
265 | break; |
266 | } | |
c07a80fd | 267 | } |
f675dbe5 CB |
268 | if (retsts & 1) { eqv[eqvlen] = '\0'; return eqvlen; } |
269 | else if (retsts == LIB$_NOSUCHSYM || retsts == LIB$_INVSYMNAM || | |
270 | retsts == SS$_IVLOGNAM || retsts == SS$_IVLOGTAB || | |
271 | retsts == SS$_NOLOGNAM) { | |
272 | set_errno(EINVAL); set_vaxc_errno(retsts); | |
748a9306 | 273 | } |
f675dbe5 CB |
274 | else _ckvmssts(retsts); |
275 | return 0; | |
276 | } /* end of vmstrnenv */ | |
277 | /*}}}*/ | |
c07a80fd | 278 | |
f675dbe5 CB |
279 | /*{{{ int my_trnlnm(const char *lnm, char *eqv, unsigned long int idx)*/ |
280 | /* Define as a function so we can access statics. */ | |
4b19af01 | 281 | int Perl_my_trnlnm(pTHX_ const char *lnm, char *eqv, unsigned long int idx) |
f675dbe5 CB |
282 | { |
283 | return vmstrnenv(lnm,eqv,idx,fildev, | |
284 | #ifdef SECURE_INTERNAL_GETENV | |
285 | (PL_curinterp ? PL_tainting : will_taint) ? PERL__TRNENV_SECURE : 0 | |
286 | #else | |
287 | 0 | |
288 | #endif | |
289 | ); | |
290 | } | |
291 | /*}}}*/ | |
a0d0e21e LW |
292 | |
293 | /* my_getenv | |
61bb5906 CB |
294 | * Note: Uses Perl temp to store result so char * can be returned to |
295 | * caller; this pointer will be invalidated at next Perl statement | |
296 | * transition. | |
a6c40364 | 297 | * We define this as a function rather than a macro in terms of my_getenv_len() |
f675dbe5 CB |
298 | * so that it'll work when PL_curinterp is undefined (and we therefore can't |
299 | * allocate SVs). | |
a0d0e21e | 300 | */ |
f675dbe5 | 301 | /*{{{ char *my_getenv(const char *lnm, bool sys)*/ |
a0d0e21e | 302 | char * |
5c84aa53 | 303 | Perl_my_getenv(pTHX_ const char *lnm, bool sys) |
a0d0e21e LW |
304 | { |
305 | static char __my_getenv_eqv[LNM$C_NAMLENGTH+1]; | |
f675dbe5 | 306 | char uplnm[LNM$C_NAMLENGTH+1], *cp1, *cp2, *eqv; |
c07a80fd | 307 | unsigned long int idx = 0; |
bc10a425 | 308 | int trnsuccess, success, secure, saverr, savvmserr; |
61bb5906 | 309 | SV *tmpsv; |
a0d0e21e | 310 | |
6b88bc9c | 311 | if (PL_curinterp) { /* Perl interpreter running -- may be threaded */ |
61bb5906 CB |
312 | /* Set up a temporary buffer for the return value; Perl will |
313 | * clean it up at the next statement transition */ | |
314 | tmpsv = sv_2mortal(newSVpv("",LNM$C_NAMLENGTH+1)); | |
315 | if (!tmpsv) return NULL; | |
316 | eqv = SvPVX(tmpsv); | |
317 | } | |
318 | else eqv = __my_getenv_eqv; /* Assume no interpreter ==> single thread */ | |
f675dbe5 CB |
319 | for (cp1 = (char *) lnm, cp2 = eqv; *cp1; cp1++,cp2++) *cp2 = _toupper(*cp1); |
320 | if (cp1 - lnm == 7 && !strncmp(eqv,"DEFAULT",7)) { | |
61bb5906 CB |
321 | getcwd(eqv,LNM$C_NAMLENGTH); |
322 | return eqv; | |
748a9306 | 323 | } |
a0d0e21e | 324 | else { |
f675dbe5 CB |
325 | if ((cp2 = strchr(lnm,';')) != NULL) { |
326 | strcpy(uplnm,lnm); | |
327 | uplnm[cp2-lnm] = '\0'; | |
c07a80fd | 328 | idx = strtoul(cp2+1,NULL,0); |
f675dbe5 | 329 | lnm = uplnm; |
c07a80fd | 330 | } |
2512681b | 331 | /* Impose security constraints only if tainting */ |
bc10a425 CB |
332 | if (sys) { |
333 | /* Impose security constraints only if tainting */ | |
334 | secure = PL_curinterp ? PL_tainting : will_taint; | |
335 | saverr = errno; savvmserr = vaxc$errno; | |
336 | } | |
337 | else secure = 0; | |
338 | success = vmstrnenv(lnm,eqv,idx, | |
339 | secure ? fildev : NULL, | |
f675dbe5 | 340 | #ifdef SECURE_INTERNAL_GETENV |
bc10a425 | 341 | secure ? PERL__TRNENV_SECURE : 0 |
f675dbe5 | 342 | #else |
bc10a425 | 343 | 0 |
f675dbe5 | 344 | #endif |
bc10a425 CB |
345 | ); |
346 | /* Discard NOLOGNAM on internal calls since we're often looking | |
347 | * for an optional name, and this "error" often shows up as the | |
348 | * (bogus) exit status for a die() call later on. */ | |
349 | if (sys && vaxc$errno == SS$_NOLOGNAM) SETERRNO(saverr,savvmserr); | |
350 | return success ? eqv : Nullch; | |
a0d0e21e | 351 | } |
a0d0e21e LW |
352 | |
353 | } /* end of my_getenv() */ | |
354 | /*}}}*/ | |
355 | ||
f675dbe5 | 356 | |
a6c40364 GS |
357 | /*{{{ SV *my_getenv_len(const char *lnm, bool sys)*/ |
358 | char * | |
fd8cd3a3 | 359 | Perl_my_getenv_len(pTHX_ const char *lnm, unsigned long *len, bool sys) |
f675dbe5 | 360 | { |
cc077a9f | 361 | char *buf, *cp1, *cp2; |
a6c40364 | 362 | unsigned long idx = 0; |
cc077a9f | 363 | static char __my_getenv_len_eqv[LNM$C_NAMLENGTH+1]; |
bc10a425 | 364 | int secure, saverr, savvmserr; |
cc077a9f HM |
365 | SV *tmpsv; |
366 | ||
367 | if (PL_curinterp) { /* Perl interpreter running -- may be threaded */ | |
368 | /* Set up a temporary buffer for the return value; Perl will | |
369 | * clean it up at the next statement transition */ | |
370 | tmpsv = sv_2mortal(newSVpv("",LNM$C_NAMLENGTH+1)); | |
371 | if (!tmpsv) return NULL; | |
372 | buf = SvPVX(tmpsv); | |
373 | } | |
374 | else buf = __my_getenv_len_eqv; /* Assume no interpreter ==> single thread */ | |
f675dbe5 CB |
375 | for (cp1 = (char *)lnm, cp2 = buf; *cp1; cp1++,cp2++) *cp2 = _toupper(*cp1); |
376 | if (cp1 - lnm == 7 && !strncmp(buf,"DEFAULT",7)) { | |
377 | getcwd(buf,LNM$C_NAMLENGTH); | |
a6c40364 GS |
378 | *len = strlen(buf); |
379 | return buf; | |
f675dbe5 CB |
380 | } |
381 | else { | |
382 | if ((cp2 = strchr(lnm,';')) != NULL) { | |
383 | strcpy(buf,lnm); | |
384 | buf[cp2-lnm] = '\0'; | |
385 | idx = strtoul(cp2+1,NULL,0); | |
386 | lnm = buf; | |
387 | } | |
bc10a425 CB |
388 | if (sys) { |
389 | /* Impose security constraints only if tainting */ | |
390 | secure = PL_curinterp ? PL_tainting : will_taint; | |
391 | saverr = errno; savvmserr = vaxc$errno; | |
392 | } | |
393 | else secure = 0; | |
394 | *len = vmstrnenv(lnm,buf,idx, | |
395 | secure ? fildev : NULL, | |
f675dbe5 | 396 | #ifdef SECURE_INTERNAL_GETENV |
bc10a425 | 397 | secure ? PERL__TRNENV_SECURE : 0 |
f675dbe5 | 398 | #else |
bc10a425 | 399 | 0 |
f675dbe5 | 400 | #endif |
bc10a425 CB |
401 | ); |
402 | /* Discard NOLOGNAM on internal calls since we're often looking | |
403 | * for an optional name, and this "error" often shows up as the | |
404 | * (bogus) exit status for a die() call later on. */ | |
405 | if (sys && vaxc$errno == SS$_NOLOGNAM) SETERRNO(saverr,savvmserr); | |
406 | return *len ? buf : Nullch; | |
f675dbe5 CB |
407 | } |
408 | ||
a6c40364 | 409 | } /* end of my_getenv_len() */ |
f675dbe5 CB |
410 | /*}}}*/ |
411 | ||
fd8cd3a3 | 412 | static void create_mbx(pTHX_ unsigned short int *, struct dsc$descriptor_s *); |
8fde5078 CB |
413 | |
414 | static void riseandshine(unsigned long int dummy) { sys$wake(0,0); } | |
1e422769 | 415 | |
740ce14c | 416 | /*{{{ void prime_env_iter() */ |
417 | void | |
418 | prime_env_iter(void) | |
419 | /* Fill the %ENV associative array with all logical names we can | |
420 | * find, in preparation for iterating over it. | |
421 | */ | |
422 | { | |
17f28c40 | 423 | static int primed = 0; |
3eeba6fb | 424 | HV *seenhv = NULL, *envhv; |
f675dbe5 | 425 | char cmd[LNM$C_NAMLENGTH+24], mbxnam[LNM$C_NAMLENGTH], *buf = Nullch; |
8fde5078 CB |
426 | unsigned short int chan; |
427 | #ifndef CLI$M_TRUSTED | |
428 | # define CLI$M_TRUSTED 0x40 /* Missing from VAXC headers */ | |
429 | #endif | |
f675dbe5 CB |
430 | unsigned long int defflags = CLI$M_NOWAIT | CLI$M_NOKEYPAD | CLI$M_TRUSTED; |
431 | unsigned long int mbxbufsiz, flags, retsts, subpid = 0, substs = 0, wakect = 0; | |
432 | long int i; | |
433 | bool have_sym = FALSE, have_lnm = FALSE; | |
434 | struct dsc$descriptor_s tmpdsc = {6,DSC$K_DTYPE_T,DSC$K_CLASS_S,0}; | |
435 | $DESCRIPTOR(cmddsc,cmd); $DESCRIPTOR(nldsc,"_NLA0:"); | |
436 | $DESCRIPTOR(clidsc,"DCL"); $DESCRIPTOR(clitabdsc,"DCLTABLES"); | |
437 | $DESCRIPTOR(crtlenv,"CRTL_ENV"); $DESCRIPTOR(clisym,"CLISYM"); | |
438 | $DESCRIPTOR(local,"_LOCAL"); $DESCRIPTOR(mbxdsc,mbxnam); | |
fd8cd3a3 DS |
439 | #if defined(PERL_IMPLICIT_CONTEXT) |
440 | pTHX; | |
441 | #endif | |
4d1ff10f | 442 | #if defined(USE_5005THREADS) || defined(USE_ITHREADS) |
b2b3adea HM |
443 | static perl_mutex primenv_mutex; |
444 | MUTEX_INIT(&primenv_mutex); | |
61bb5906 | 445 | #endif |
740ce14c | 446 | |
fd8cd3a3 DS |
447 | #if defined(PERL_IMPLICIT_CONTEXT) |
448 | /* We jump through these hoops because we can be called at */ | |
449 | /* platform-specific initialization time, which is before anything is */ | |
450 | /* set up--we can't even do a plain dTHX since that relies on the */ | |
451 | /* interpreter structure to be initialized */ | |
452 | #if defined(USE_5005THREADS) | |
453 | if (PL_curinterp) { | |
454 | aTHX = PL_threadnum? THR : (struct perl_thread*)SvPVX(PL_thrsv); | |
455 | } else { | |
456 | aTHX = NULL; | |
457 | } | |
458 | #else | |
459 | if (PL_curinterp) { | |
460 | aTHX = PERL_GET_INTERP; | |
461 | } else { | |
462 | aTHX = NULL; | |
463 | } | |
464 | #endif | |
465 | #endif | |
466 | ||
3eeba6fb | 467 | if (primed || !PL_envgv) return; |
61bb5906 CB |
468 | MUTEX_LOCK(&primenv_mutex); |
469 | if (primed) { MUTEX_UNLOCK(&primenv_mutex); return; } | |
3eeba6fb | 470 | envhv = GvHVn(PL_envgv); |
740ce14c | 471 | /* Perform a dummy fetch as an lval to insure that the hash table is |
8fde5078 | 472 | * set up. Otherwise, the hv_store() will turn into a nullop. */ |
740ce14c | 473 | (void) hv_fetch(envhv,"DEFAULT",7,TRUE); |
740ce14c | 474 | |
f675dbe5 CB |
475 | for (i = 0; env_tables[i]; i++) { |
476 | if (!have_sym && (tmpdsc.dsc$a_pointer = env_tables[i]->dsc$a_pointer) && | |
477 | !str$case_blind_compare(&tmpdsc,&clisym)) have_sym = 1; | |
478 | if (!have_lnm && !str$case_blind_compare(env_tables[i],&crtlenv)) have_lnm = 1; | |
8fde5078 | 479 | } |
f675dbe5 CB |
480 | if (have_sym || have_lnm) { |
481 | long int syiitm = SYI$_MAXBUF, dviitm = DVI$_DEVNAM; | |
482 | _ckvmssts(lib$getsyi(&syiitm, &mbxbufsiz, 0, 0, 0, 0)); | |
483 | _ckvmssts(sys$crembx(0,&chan,mbxbufsiz,mbxbufsiz,0xff0f,0,0)); | |
484 | _ckvmssts(lib$getdvi(&dviitm, &chan, NULL, NULL, &mbxdsc, &mbxdsc.dsc$w_length)); | |
61bb5906 | 485 | } |
f675dbe5 CB |
486 | |
487 | for (i--; i >= 0; i--) { | |
488 | if (!str$case_blind_compare(env_tables[i],&crtlenv)) { | |
489 | char *start; | |
490 | int j; | |
491 | for (j = 0; environ[j]; j++) { | |
492 | if (!(start = strchr(environ[j],'='))) { | |
3eeba6fb | 493 | if (ckWARN(WARN_INTERNAL)) |
5c84aa53 | 494 | Perl_warner(aTHX_ WARN_INTERNAL,"Ill-formed CRTL environ value \"%s\"\n",environ[j]); |
f675dbe5 CB |
495 | } |
496 | else { | |
497 | start++; | |
498 | (void) hv_store(envhv,environ[j],start - environ[j] - 1, | |
499 | newSVpv(start,0),0); | |
500 | } | |
501 | } | |
502 | continue; | |
740ce14c | 503 | } |
f675dbe5 CB |
504 | else if ((tmpdsc.dsc$a_pointer = env_tables[i]->dsc$a_pointer) && |
505 | !str$case_blind_compare(&tmpdsc,&clisym)) { | |
506 | strcpy(cmd,"Show Symbol/Global *"); | |
507 | cmddsc.dsc$w_length = 20; | |
508 | if (env_tables[i]->dsc$w_length == 12 && | |
509 | (tmpdsc.dsc$a_pointer = env_tables[i]->dsc$a_pointer + 6) && | |
510 | !str$case_blind_compare(&tmpdsc,&local)) strcpy(cmd+12,"Local *"); | |
511 | flags = defflags | CLI$M_NOLOGNAM; | |
512 | } | |
513 | else { | |
514 | strcpy(cmd,"Show Logical *"); | |
515 | if (str$case_blind_compare(env_tables[i],&fildevdsc)) { | |
516 | strcat(cmd," /Table="); | |
517 | strncat(cmd,env_tables[i]->dsc$a_pointer,env_tables[i]->dsc$w_length); | |
518 | cmddsc.dsc$w_length = strlen(cmd); | |
519 | } | |
520 | else cmddsc.dsc$w_length = 14; /* N.B. We test this below */ | |
521 | flags = defflags | CLI$M_NOCLISYM; | |
522 | } | |
523 | ||
524 | /* Create a new subprocess to execute each command, to exclude the | |
525 | * remote possibility that someone could subvert a mbx or file used | |
526 | * to write multiple commands to a single subprocess. | |
527 | */ | |
528 | do { | |
529 | retsts = lib$spawn(&cmddsc,&nldsc,&mbxdsc,&flags,0,&subpid,&substs, | |
530 | 0,&riseandshine,0,0,&clidsc,&clitabdsc); | |
531 | flags &= ~CLI$M_TRUSTED; /* Just in case we hit a really old version */ | |
532 | defflags &= ~CLI$M_TRUSTED; | |
533 | } while (retsts == LIB$_INVARG && (flags | CLI$M_TRUSTED)); | |
534 | _ckvmssts(retsts); | |
535 | if (!buf) New(1322,buf,mbxbufsiz + 1,char); | |
536 | if (seenhv) SvREFCNT_dec(seenhv); | |
537 | seenhv = newHV(); | |
538 | while (1) { | |
539 | char *cp1, *cp2, *key; | |
540 | unsigned long int sts, iosb[2], retlen, keylen; | |
541 | register U32 hash; | |
542 | ||
543 | sts = sys$qiow(0,chan,IO$_READVBLK,iosb,0,0,buf,mbxbufsiz,0,0,0,0); | |
544 | if (sts & 1) sts = iosb[0] & 0xffff; | |
545 | if (sts == SS$_ENDOFFILE) { | |
546 | int wakect = 0; | |
547 | while (substs == 0) { sys$hiber(); wakect++;} | |
548 | if (wakect > 1) sys$wake(0,0); /* Stole someone else's wake */ | |
549 | _ckvmssts(substs); | |
550 | break; | |
551 | } | |
552 | _ckvmssts(sts); | |
553 | retlen = iosb[0] >> 16; | |
554 | if (!retlen) continue; /* blank line */ | |
555 | buf[retlen] = '\0'; | |
556 | if (iosb[1] != subpid) { | |
557 | if (iosb[1]) { | |
5c84aa53 | 558 | Perl_croak(aTHX_ "Unknown process %x sent message to prime_env_iter: %s",buf); |
f675dbe5 CB |
559 | } |
560 | continue; | |
561 | } | |
3eeba6fb | 562 | if (sts == SS$_BUFFEROVF && ckWARN(WARN_INTERNAL)) |
5c84aa53 | 563 | Perl_warner(aTHX_ WARN_INTERNAL,"Buffer overflow in prime_env_iter: %s",buf); |
f675dbe5 CB |
564 | |
565 | for (cp1 = buf; *cp1 && isspace(*cp1); cp1++) ; | |
566 | if (*cp1 == '(' || /* Logical name table name */ | |
567 | *cp1 == '=' /* Next eqv of searchlist */) continue; | |
568 | if (*cp1 == '"') cp1++; | |
569 | for (cp2 = cp1; *cp2 && *cp2 != '"' && *cp2 != ' '; cp2++) ; | |
570 | key = cp1; keylen = cp2 - cp1; | |
571 | if (keylen && hv_exists(seenhv,key,keylen)) continue; | |
572 | while (*cp2 && *cp2 != '=') cp2++; | |
1f47e8e2 CB |
573 | while (*cp2 && *cp2 == '=') cp2++; |
574 | while (*cp2 && *cp2 == ' ') cp2++; | |
575 | if (*cp2 == '"') { /* String translation; may embed "" */ | |
576 | for (cp1 = buf + retlen; *cp1 != '"'; cp1--) ; | |
577 | cp2++; cp1--; /* Skip "" surrounding translation */ | |
578 | } | |
579 | else { /* Numeric translation */ | |
580 | for (cp1 = cp2; *cp1 && *cp1 != ' '; cp1++) ; | |
581 | cp1--; /* stop on last non-space char */ | |
582 | } | |
583 | if ((!keylen || (cp1 - cp2 < -1)) && ckWARN(WARN_INTERNAL)) { | |
5c84aa53 | 584 | Perl_warner(aTHX_ WARN_INTERNAL,"Ill-formed message in prime_env_iter: |%s|",buf); |
edc7bc49 CB |
585 | continue; |
586 | } | |
f675dbe5 | 587 | PERL_HASH(hash,key,keylen); |
1f47e8e2 | 588 | hv_store(envhv,key,keylen,newSVpvn(cp2,cp1 - cp2 + 1),hash); |
f675dbe5 | 589 | hv_store(seenhv,key,keylen,&PL_sv_yes,hash); |
edc7bc49 | 590 | } |
f675dbe5 CB |
591 | if (cmddsc.dsc$w_length == 14) { /* We just read LNM$FILE_DEV */ |
592 | /* get the PPFs for this process, not the subprocess */ | |
593 | char *ppfs[] = {"SYS$COMMAND", "SYS$INPUT", "SYS$OUTPUT", "SYS$ERROR", NULL}; | |
594 | char eqv[LNM$C_NAMLENGTH+1]; | |
595 | int trnlen, i; | |
596 | for (i = 0; ppfs[i]; i++) { | |
597 | trnlen = vmstrnenv(ppfs[i],eqv,0,fildev,0); | |
598 | hv_store(envhv,ppfs[i],strlen(ppfs[i]),newSVpv(eqv,trnlen),0); | |
599 | } | |
740ce14c | 600 | } |
601 | } | |
f675dbe5 CB |
602 | primed = 1; |
603 | if (have_sym || have_lnm) _ckvmssts(sys$dassgn(chan)); | |
604 | if (buf) Safefree(buf); | |
605 | if (seenhv) SvREFCNT_dec(seenhv); | |
606 | MUTEX_UNLOCK(&primenv_mutex); | |
607 | return; | |
608 | ||
740ce14c | 609 | } /* end of prime_env_iter */ |
610 | /*}}}*/ | |
740ce14c | 611 | |
f675dbe5 CB |
612 | |
613 | /*{{{ int vmssetenv(char *lnm, char *eqv)*/ | |
614 | /* Define or delete an element in the same "environment" as | |
615 | * vmstrnenv(). If an element is to be deleted, it's removed from | |
616 | * the first place it's found. If it's to be set, it's set in the | |
617 | * place designated by the first element of the table vector. | |
3eeba6fb | 618 | * Like setenv() returns 0 for success, non-zero on error. |
a0d0e21e | 619 | */ |
f675dbe5 | 620 | int |
fd8cd3a3 | 621 | Perl_vmssetenv(pTHX_ char *lnm, char *eqv, struct dsc$descriptor_s **tabvec) |
a0d0e21e LW |
622 | { |
623 | char uplnm[LNM$C_NAMLENGTH], *cp1, *cp2; | |
f675dbe5 | 624 | unsigned short int curtab, ivlnm = 0, ivsym = 0, ivenv = 0; |
a0d0e21e | 625 | unsigned long int retsts, usermode = PSL$C_USER; |
a0d0e21e | 626 | struct dsc$descriptor_s lnmdsc = {0,DSC$K_DTYPE_T,DSC$K_CLASS_S,uplnm}, |
f675dbe5 CB |
627 | eqvdsc = {0,DSC$K_DTYPE_T,DSC$K_CLASS_S,0}, |
628 | tmpdsc = {6,DSC$K_DTYPE_T,DSC$K_CLASS_S,0}; | |
629 | $DESCRIPTOR(crtlenv,"CRTL_ENV"); $DESCRIPTOR(clisym,"CLISYM"); | |
630 | $DESCRIPTOR(local,"_LOCAL"); | |
631 | ||
632 | for (cp1 = lnm, cp2 = uplnm; *cp1; cp1++, cp2++) { | |
633 | *cp2 = _toupper(*cp1); | |
634 | if (cp1 - lnm > LNM$C_NAMLENGTH) { | |
635 | set_errno(EINVAL); set_vaxc_errno(SS$_IVLOGNAM); | |
636 | return SS$_IVLOGNAM; | |
637 | } | |
638 | } | |
a0d0e21e | 639 | lnmdsc.dsc$w_length = cp1 - lnm; |
f675dbe5 CB |
640 | if (!tabvec || !*tabvec) tabvec = env_tables; |
641 | ||
3eeba6fb | 642 | if (!eqv) { /* we're deleting n element */ |
f675dbe5 CB |
643 | for (curtab = 0; tabvec[curtab]; curtab++) { |
644 | if (!ivenv && !str$case_blind_compare(tabvec[curtab],&crtlenv)) { | |
645 | int i; | |
f675dbe5 CB |
646 | for (i = 0; environ[i]; i++) { /* Iff it's an environ elt, reset */ |
647 | if ((cp1 = strchr(environ[i],'=')) && | |
648 | !strncmp(environ[i],lnm,cp1 - environ[i])) { | |
3eeba6fb | 649 | #ifdef HAS_SETENV |
0e06870b | 650 | return setenv(lnm,"",1) ? vaxc$errno : 0; |
f675dbe5 CB |
651 | } |
652 | } | |
653 | ivenv = 1; retsts = SS$_NOLOGNAM; | |
654 | #else | |
3eeba6fb | 655 | if (ckWARN(WARN_INTERNAL)) |
5c84aa53 | 656 | Perl_warner(aTHX_ WARN_INTERNAL,"This Perl can't reset CRTL environ elements (%s)",lnm); |
3eeba6fb CB |
657 | ivenv = 1; retsts = SS$_NOSUCHPGM; |
658 | break; | |
659 | } | |
660 | } | |
f675dbe5 CB |
661 | #endif |
662 | } | |
663 | else if ((tmpdsc.dsc$a_pointer = tabvec[curtab]->dsc$a_pointer) && | |
664 | !str$case_blind_compare(&tmpdsc,&clisym)) { | |
665 | unsigned int symtype; | |
666 | if (tabvec[curtab]->dsc$w_length == 12 && | |
667 | (tmpdsc.dsc$a_pointer = tabvec[curtab]->dsc$a_pointer + 6) && | |
668 | !str$case_blind_compare(&tmpdsc,&local)) | |
669 | symtype = LIB$K_CLI_LOCAL_SYM; | |
670 | else symtype = LIB$K_CLI_GLOBAL_SYM; | |
671 | retsts = lib$delete_symbol(&lnmdsc,&symtype); | |
3eeba6fb CB |
672 | if (retsts == LIB$_INVSYMNAM) { ivsym = 1; continue; } |
673 | if (retsts == LIB$_NOSUCHSYM) continue; | |
f675dbe5 CB |
674 | break; |
675 | } | |
676 | else if (!ivlnm) { | |
677 | retsts = sys$dellnm(tabvec[curtab],&lnmdsc,&usermode); /* try user mode first */ | |
678 | if (retsts == SS$_IVLOGNAM) { ivlnm = 1; continue; } | |
679 | if (retsts != SS$_NOLOGNAM && retsts != SS$_NOLOGTAB) break; | |
680 | retsts = lib$delete_logical(&lnmdsc,tabvec[curtab]); /* then supervisor mode */ | |
681 | if (retsts != SS$_NOLOGNAM && retsts != SS$_NOLOGTAB) break; | |
682 | } | |
a0d0e21e LW |
683 | } |
684 | } | |
f675dbe5 CB |
685 | else { /* we're defining a value */ |
686 | if (!ivenv && !str$case_blind_compare(tabvec[0],&crtlenv)) { | |
687 | #ifdef HAS_SETENV | |
3eeba6fb | 688 | return setenv(lnm,eqv,1) ? vaxc$errno : 0; |
f675dbe5 | 689 | #else |
3eeba6fb | 690 | if (ckWARN(WARN_INTERNAL)) |
5c84aa53 | 691 | Perl_warner(aTHX_ WARN_INTERNAL,"This Perl can't set CRTL environ elements (%s=%s)",lnm,eqv); |
f675dbe5 CB |
692 | retsts = SS$_NOSUCHPGM; |
693 | #endif | |
694 | } | |
695 | else { | |
696 | eqvdsc.dsc$a_pointer = eqv; | |
697 | eqvdsc.dsc$w_length = strlen(eqv); | |
698 | if ((tmpdsc.dsc$a_pointer = tabvec[0]->dsc$a_pointer) && | |
699 | !str$case_blind_compare(&tmpdsc,&clisym)) { | |
700 | unsigned int symtype; | |
701 | if (tabvec[0]->dsc$w_length == 12 && | |
702 | (tmpdsc.dsc$a_pointer = tabvec[0]->dsc$a_pointer + 6) && | |
703 | !str$case_blind_compare(&tmpdsc,&local)) | |
704 | symtype = LIB$K_CLI_LOCAL_SYM; | |
705 | else symtype = LIB$K_CLI_GLOBAL_SYM; | |
706 | retsts = lib$set_symbol(&lnmdsc,&eqvdsc,&symtype); | |
707 | } | |
3eeba6fb CB |
708 | else { |
709 | if (!*eqv) eqvdsc.dsc$w_length = 1; | |
a1dfe751 CB |
710 | if (eqvdsc.dsc$w_length > LNM$C_NAMLENGTH) { |
711 | eqvdsc.dsc$w_length = LNM$C_NAMLENGTH; | |
712 | if (ckWARN(WARN_MISC)) { | |
713 | Perl_warner(aTHX_ WARN_MISC,"Value of logical \"%s\" too long. Truncating to %i bytes",lnm, LNM$C_NAMLENGTH); | |
714 | } | |
715 | } | |
3eeba6fb CB |
716 | retsts = lib$set_logical(&lnmdsc,&eqvdsc,tabvec[0],0,0); |
717 | } | |
f675dbe5 CB |
718 | } |
719 | } | |
720 | if (!(retsts & 1)) { | |
721 | switch (retsts) { | |
722 | case LIB$_AMBSYMDEF: case LIB$_INSCLIMEM: | |
723 | case SS$_NOLOGTAB: case SS$_TOOMANYLNAM: case SS$_IVLOGTAB: | |
724 | set_errno(EVMSERR); break; | |
725 | case LIB$_INVARG: case LIB$_INVSYMNAM: case SS$_IVLOGNAM: | |
726 | case LIB$_NOSUCHSYM: case SS$_NOLOGNAM: | |
727 | set_errno(EINVAL); break; | |
728 | case SS$_NOPRIV: | |
729 | set_errno(EACCES); | |
730 | default: | |
731 | _ckvmssts(retsts); | |
732 | set_errno(EVMSERR); | |
733 | } | |
734 | set_vaxc_errno(retsts); | |
735 | return (int) retsts || 44; /* retsts should never be 0, but just in case */ | |
a0d0e21e | 736 | } |
3eeba6fb CB |
737 | else { |
738 | /* We reset error values on success because Perl does an hv_fetch() | |
739 | * before each hv_store(), and if the thing we're setting didn't | |
740 | * previously exist, we've got a leftover error message. (Of course, | |
741 | * this fails in the face of | |
742 | * $foo = $ENV{nonexistent}; $ENV{existent} = 'foo'; | |
743 | * in that the error reported in $! isn't spurious, | |
744 | * but it's right more often than not.) | |
745 | */ | |
f675dbe5 CB |
746 | set_errno(0); set_vaxc_errno(retsts); |
747 | return 0; | |
748 | } | |
749 | ||
750 | } /* end of vmssetenv() */ | |
751 | /*}}}*/ | |
a0d0e21e | 752 | |
f675dbe5 CB |
753 | /*{{{ void my_setenv(char *lnm, char *eqv)*/ |
754 | /* This has to be a function since there's a prototype for it in proto.h */ | |
755 | void | |
5c84aa53 | 756 | Perl_my_setenv(pTHX_ char *lnm,char *eqv) |
f675dbe5 | 757 | { |
bc10a425 CB |
758 | if (lnm && *lnm) { |
759 | int len = strlen(lnm); | |
760 | if (len == 7) { | |
761 | char uplnm[8]; | |
22d4bb9c CB |
762 | int i; |
763 | for (i = 0; lnm[i]; i++) uplnm[i] = _toupper(lnm[i]); | |
bc10a425 CB |
764 | if (!strcmp(uplnm,"DEFAULT")) { |
765 | if (eqv && *eqv) chdir(eqv); | |
766 | return; | |
767 | } | |
768 | } | |
769 | #ifndef RTL_USES_UTC | |
770 | if (len == 6 || len == 2) { | |
771 | char uplnm[7]; | |
772 | int i; | |
773 | for (i = 0; lnm[i]; i++) uplnm[i] = _toupper(lnm[i]); | |
774 | uplnm[len] = '\0'; | |
775 | if (!strcmp(uplnm,"UCX$TZ")) tz_updated = 1; | |
776 | if (!strcmp(uplnm,"TZ")) tz_updated = 1; | |
22d4bb9c CB |
777 | } |
778 | #endif | |
779 | } | |
f675dbe5 CB |
780 | (void) vmssetenv(lnm,eqv,NULL); |
781 | } | |
a0d0e21e LW |
782 | /*}}}*/ |
783 | ||
0e06870b CB |
784 | /*{{{static void vmssetuserlnm(char *name, char *eqv); |
785 | /* vmssetuserlnm | |
786 | * sets a user-mode logical in the process logical name table | |
787 | * used for redirection of sys$error | |
788 | */ | |
789 | void | |
fd8cd3a3 | 790 | Perl_vmssetuserlnm(pTHX_ char *name, char *eqv) |
0e06870b CB |
791 | { |
792 | $DESCRIPTOR(d_tab, "LNM$PROCESS"); | |
793 | struct dsc$descriptor_d d_name = {0,DSC$K_DTYPE_T,DSC$K_CLASS_D,0}; | |
2d5e9e5d | 794 | unsigned long int iss, attr = LNM$M_CONFINE; |
0e06870b CB |
795 | unsigned char acmode = PSL$C_USER; |
796 | struct itmlst_3 lnmlst[2] = {{0, LNM$_STRING, 0, 0}, | |
797 | {0, 0, 0, 0}}; | |
798 | d_name.dsc$a_pointer = name; | |
799 | d_name.dsc$w_length = strlen(name); | |
800 | ||
801 | lnmlst[0].buflen = strlen(eqv); | |
802 | lnmlst[0].bufadr = eqv; | |
803 | ||
804 | iss = sys$crelnm(&attr,&d_tab,&d_name,&acmode,lnmlst); | |
805 | if (!(iss&1)) lib$signal(iss); | |
806 | } | |
807 | /*}}}*/ | |
c07a80fd | 808 | |
f675dbe5 | 809 | |
c07a80fd | 810 | /*{{{ char *my_crypt(const char *textpasswd, const char *usrname)*/ |
811 | /* my_crypt - VMS password hashing | |
812 | * my_crypt() provides an interface compatible with the Unix crypt() | |
813 | * C library function, and uses sys$hash_password() to perform VMS | |
814 | * password hashing. The quadword hashed password value is returned | |
815 | * as a NUL-terminated 8 character string. my_crypt() does not change | |
816 | * the case of its string arguments; in order to match the behavior | |
817 | * of LOGINOUT et al., alphabetic characters in both arguments must | |
818 | * be upcased by the caller. | |
819 | */ | |
820 | char * | |
fd8cd3a3 | 821 | Perl_my_crypt(pTHX_ const char *textpasswd, const char *usrname) |
c07a80fd | 822 | { |
823 | # ifndef UAI$C_PREFERRED_ALGORITHM | |
824 | # define UAI$C_PREFERRED_ALGORITHM 127 | |
825 | # endif | |
826 | unsigned char alg = UAI$C_PREFERRED_ALGORITHM; | |
827 | unsigned short int salt = 0; | |
828 | unsigned long int sts; | |
829 | struct const_dsc { | |
830 | unsigned short int dsc$w_length; | |
831 | unsigned char dsc$b_type; | |
832 | unsigned char dsc$b_class; | |
833 | const char * dsc$a_pointer; | |
834 | } usrdsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0}, | |
835 | txtdsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0}; | |
836 | struct itmlst_3 uailst[3] = { | |
837 | { sizeof alg, UAI$_ENCRYPT, &alg, 0}, | |
838 | { sizeof salt, UAI$_SALT, &salt, 0}, | |
839 | { 0, 0, NULL, NULL}}; | |
840 | static char hash[9]; | |
841 | ||
842 | usrdsc.dsc$w_length = strlen(usrname); | |
843 | usrdsc.dsc$a_pointer = usrname; | |
844 | if (!((sts = sys$getuai(0, 0, &usrdsc, uailst, 0, 0, 0)) & 1)) { | |
845 | switch (sts) { | |
f282b18d | 846 | case SS$_NOGRPPRV: case SS$_NOSYSPRV: |
c07a80fd | 847 | set_errno(EACCES); |
848 | break; | |
849 | case RMS$_RNF: | |
850 | set_errno(ESRCH); /* There isn't a Unix no-such-user error */ | |
851 | break; | |
852 | default: | |
853 | set_errno(EVMSERR); | |
854 | } | |
855 | set_vaxc_errno(sts); | |
856 | if (sts != RMS$_RNF) return NULL; | |
857 | } | |
858 | ||
859 | txtdsc.dsc$w_length = strlen(textpasswd); | |
860 | txtdsc.dsc$a_pointer = textpasswd; | |
861 | if (!((sts = sys$hash_password(&txtdsc, alg, salt, &usrdsc, &hash)) & 1)) { | |
862 | set_errno(EVMSERR); set_vaxc_errno(sts); return NULL; | |
863 | } | |
864 | ||
865 | return (char *) hash; | |
866 | ||
867 | } /* end of my_crypt() */ | |
868 | /*}}}*/ | |
869 | ||
870 | ||
4b19af01 CB |
871 | static char *mp_do_rmsexpand(pTHX_ char *, char *, int, char *, unsigned); |
872 | static char *mp_do_fileify_dirspec(pTHX_ char *, char *, int); | |
873 | static char *mp_do_tovmsspec(pTHX_ char *, char *, int); | |
a0d0e21e LW |
874 | |
875 | /*{{{int do_rmdir(char *name)*/ | |
876 | int | |
4b19af01 | 877 | Perl_do_rmdir(pTHX_ char *name) |
a0d0e21e LW |
878 | { |
879 | char dirfile[NAM$C_MAXRSS+1]; | |
880 | int retval; | |
61bb5906 | 881 | Stat_t st; |
a0d0e21e LW |
882 | |
883 | if (do_fileify_dirspec(name,dirfile,0) == NULL) return -1; | |
884 | if (flex_stat(dirfile,&st) || !S_ISDIR(st.st_mode)) retval = -1; | |
885 | else retval = kill_file(dirfile); | |
886 | return retval; | |
887 | ||
888 | } /* end of do_rmdir */ | |
889 | /*}}}*/ | |
890 | ||
891 | /* kill_file | |
892 | * Delete any file to which user has control access, regardless of whether | |
893 | * delete access is explicitly allowed. | |
894 | * Limitations: User must have write access to parent directory. | |
895 | * Does not block signals or ASTs; if interrupted in midstream | |
896 | * may leave file with an altered ACL. | |
897 | * HANDLE WITH CARE! | |
898 | */ | |
899 | /*{{{int kill_file(char *name)*/ | |
900 | int | |
fd8cd3a3 | 901 | Perl_kill_file(pTHX_ char *name) |
a0d0e21e | 902 | { |
bbce6d69 | 903 | char vmsname[NAM$C_MAXRSS+1], rspec[NAM$C_MAXRSS+1]; |
a0d0e21e | 904 | unsigned long int jpicode = JPI$_UIC, type = ACL$C_FILE; |
748a9306 | 905 | unsigned long int cxt = 0, aclsts, fndsts, rmsts = -1; |
a0d0e21e LW |
906 | struct dsc$descriptor_s fildsc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, 0}; |
907 | struct myacedef { | |
748a9306 LW |
908 | unsigned char myace$b_length; |
909 | unsigned char myace$b_type; | |
910 | unsigned short int myace$w_flags; | |
911 | unsigned long int myace$l_access; | |
912 | unsigned long int myace$l_ident; | |
a0d0e21e LW |
913 | } newace = { sizeof(struct myacedef), ACE$C_KEYID, 0, |
914 | ACE$M_READ | ACE$M_WRITE | ACE$M_DELETE | ACE$M_CONTROL, 0}, | |
915 | oldace = { sizeof(struct myacedef), ACE$C_KEYID, 0, 0, 0}; | |
916 | struct itmlst_3 | |
748a9306 LW |
917 | findlst[3] = {{sizeof oldace, ACL$C_FNDACLENT, &oldace, 0}, |
918 | {sizeof oldace, ACL$C_READACE, &oldace, 0},{0,0,0,0}}, | |
919 | addlst[2] = {{sizeof newace, ACL$C_ADDACLENT, &newace, 0},{0,0,0,0}}, | |
920 | dellst[2] = {{sizeof newace, ACL$C_DELACLENT, &newace, 0},{0,0,0,0}}, | |
921 | lcklst[2] = {{sizeof newace, ACL$C_WLOCK_ACL, &newace, 0},{0,0,0,0}}, | |
922 | ulklst[2] = {{sizeof newace, ACL$C_UNLOCK_ACL, &newace, 0},{0,0,0,0}}; | |
a0d0e21e | 923 | |
bbce6d69 | 924 | /* Expand the input spec using RMS, since the CRTL remove() and |
925 | * system services won't do this by themselves, so we may miss | |
926 | * a file "hiding" behind a logical name or search list. */ | |
927 | if (do_tovmsspec(name,vmsname,0) == NULL) return -1; | |
928 | if (do_rmsexpand(vmsname,rspec,1,NULL,0) == NULL) return -1; | |
929 | if (!remove(rspec)) return 0; /* Can we just get rid of it? */ | |
740ce14c | 930 | /* If not, can changing protections help? */ |
931 | if (vaxc$errno != RMS$_PRV) return -1; | |
a0d0e21e LW |
932 | |
933 | /* No, so we get our own UIC to use as a rights identifier, | |
934 | * and the insert an ACE at the head of the ACL which allows us | |
935 | * to delete the file. | |
936 | */ | |
748a9306 | 937 | _ckvmssts(lib$getjpi(&jpicode,0,0,&(oldace.myace$l_ident),0,0)); |
bbce6d69 | 938 | fildsc.dsc$w_length = strlen(rspec); |
939 | fildsc.dsc$a_pointer = rspec; | |
a0d0e21e | 940 | cxt = 0; |
748a9306 | 941 | newace.myace$l_ident = oldace.myace$l_ident; |
a0d0e21e | 942 | if (!((aclsts = sys$change_acl(0,&type,&fildsc,lcklst,0,0,0)) & 1)) { |
740ce14c | 943 | switch (aclsts) { |
f282b18d | 944 | case RMS$_FNF: case RMS$_DNF: case SS$_NOSUCHOBJECT: |
740ce14c | 945 | set_errno(ENOENT); break; |
f282b18d CB |
946 | case RMS$_DIR: |
947 | set_errno(ENOTDIR); break; | |
740ce14c | 948 | case RMS$_DEV: |
949 | set_errno(ENODEV); break; | |
f282b18d | 950 | case RMS$_SYN: case SS$_INVFILFOROP: |
740ce14c | 951 | set_errno(EINVAL); break; |
952 | case RMS$_PRV: | |
953 | set_errno(EACCES); break; | |
954 | default: | |
955 | _ckvmssts(aclsts); | |
956 | } | |
748a9306 | 957 | set_vaxc_errno(aclsts); |
a0d0e21e LW |
958 | return -1; |
959 | } | |
960 | /* Grab any existing ACEs with this identifier in case we fail */ | |
961 | aclsts = fndsts = sys$change_acl(0,&type,&fildsc,findlst,0,0,&cxt); | |
e518068a | 962 | if ( fndsts & 1 || fndsts == SS$_ACLEMPTY || fndsts == SS$_NOENTRY |
963 | || fndsts == SS$_NOMOREACE ) { | |
a0d0e21e LW |
964 | /* Add the new ACE . . . */ |
965 | if (!((aclsts = sys$change_acl(0,&type,&fildsc,addlst,0,0,0)) & 1)) | |
966 | goto yourroom; | |
748a9306 | 967 | if ((rmsts = remove(name))) { |
a0d0e21e LW |
968 | /* We blew it - dir with files in it, no write priv for |
969 | * parent directory, etc. Put things back the way they were. */ | |
970 | if (!((aclsts = sys$change_acl(0,&type,&fildsc,dellst,0,0,0)) & 1)) | |
971 | goto yourroom; | |
972 | if (fndsts & 1) { | |
973 | addlst[0].bufadr = &oldace; | |
974 | if (!((aclsts = sys$change_acl(0,&type,&fildsc,addlst,0,0,&cxt)) & 1)) | |
975 | goto yourroom; | |
976 | } | |
977 | } | |
978 | } | |
979 | ||
980 | yourroom: | |
b7ae7a0d | 981 | fndsts = sys$change_acl(0,&type,&fildsc,ulklst,0,0,0); |
982 | /* We just deleted it, so of course it's not there. Some versions of | |
983 | * VMS seem to return success on the unlock operation anyhow (after all | |
984 | * the unlock is successful), but others don't. | |
985 | */ | |
760ac839 | 986 | if (fndsts == RMS$_FNF || fndsts == SS$_NOSUCHOBJECT) fndsts = SS$_NORMAL; |
b7ae7a0d | 987 | if (aclsts & 1) aclsts = fndsts; |
a0d0e21e | 988 | if (!(aclsts & 1)) { |
748a9306 LW |
989 | set_errno(EVMSERR); |
990 | set_vaxc_errno(aclsts); | |
a0d0e21e LW |
991 | return -1; |
992 | } | |
993 | ||
994 | return rmsts; | |
995 | ||
996 | } /* end of kill_file() */ | |
997 | /*}}}*/ | |
998 | ||
8cc95fdb | 999 | |
84902520 | 1000 | /*{{{int my_mkdir(char *,Mode_t)*/ |
8cc95fdb | 1001 | int |
fd8cd3a3 | 1002 | Perl_my_mkdir(pTHX_ char *dir, Mode_t mode) |
8cc95fdb | 1003 | { |
1004 | STRLEN dirlen = strlen(dir); | |
1005 | ||
a2a90019 CB |
1006 | /* zero length string sometimes gives ACCVIO */ |
1007 | if (dirlen == 0) return -1; | |
1008 | ||
8cc95fdb | 1009 | /* CRTL mkdir() doesn't tolerate trailing /, since that implies |
1010 | * null file name/type. However, it's commonplace under Unix, | |
1011 | * so we'll allow it for a gain in portability. | |
1012 | */ | |
1013 | if (dir[dirlen-1] == '/') { | |
1014 | char *newdir = savepvn(dir,dirlen-1); | |
1015 | int ret = mkdir(newdir,mode); | |
1016 | Safefree(newdir); | |
1017 | return ret; | |
1018 | } | |
1019 | else return mkdir(dir,mode); | |
1020 | } /* end of my_mkdir */ | |
1021 | /*}}}*/ | |
1022 | ||
ee8c7f54 CB |
1023 | /*{{{int my_chdir(char *)*/ |
1024 | int | |
fd8cd3a3 | 1025 | Perl_my_chdir(pTHX_ char *dir) |
ee8c7f54 CB |
1026 | { |
1027 | STRLEN dirlen = strlen(dir); | |
ee8c7f54 CB |
1028 | |
1029 | /* zero length string sometimes gives ACCVIO */ | |
1030 | if (dirlen == 0) return -1; | |
1031 | ||
1032 | /* some versions of CRTL chdir() doesn't tolerate trailing /, since | |
1033 | * that implies | |
1034 | * null file name/type. However, it's commonplace under Unix, | |
1035 | * so we'll allow it for a gain in portability. | |
1036 | */ | |
1037 | if (dir[dirlen-1] == '/') { | |
1038 | char *newdir = savepvn(dir,dirlen-1); | |
1039 | int ret = chdir(newdir); | |
1040 | Safefree(newdir); | |
1041 | return ret; | |
1042 | } | |
1043 | else return chdir(dir); | |
1044 | } /* end of my_chdir */ | |
1045 | /*}}}*/ | |
8cc95fdb | 1046 | |
674d6c38 CB |
1047 | |
1048 | /*{{{FILE *my_tmpfile()*/ | |
1049 | FILE * | |
1050 | my_tmpfile(void) | |
1051 | { | |
1052 | FILE *fp; | |
1053 | char *cp; | |
674d6c38 CB |
1054 | |
1055 | if ((fp = tmpfile())) return fp; | |
1056 | ||
1057 | New(1323,cp,L_tmpnam+24,char); | |
1058 | strcpy(cp,"Sys$Scratch:"); | |
1059 | tmpnam(cp+strlen(cp)); | |
1060 | strcat(cp,".Perltmp"); | |
1061 | fp = fopen(cp,"w+","fop=dlt"); | |
1062 | Safefree(cp); | |
1063 | return fp; | |
1064 | } | |
1065 | /*}}}*/ | |
1066 | ||
5c2d7af2 CB |
1067 | |
1068 | #ifndef HOMEGROWN_POSIX_SIGNALS | |
1069 | /* | |
1070 | * The C RTL's sigaction fails to check for invalid signal numbers so we | |
1071 | * help it out a bit. The docs are correct, but the actual routine doesn't | |
1072 | * do what the docs say it will. | |
1073 | */ | |
1074 | /*{{{int Perl_my_sigaction (pTHX_ int, const struct sigaction*, struct sigaction*);*/ | |
1075 | int | |
1076 | Perl_my_sigaction (pTHX_ int sig, const struct sigaction* act, | |
1077 | struct sigaction* oact) | |
1078 | { | |
1079 | if (sig == SIGKILL || sig == SIGSTOP || sig == SIGCONT) { | |
1080 | SETERRNO(EINVAL, SS$_INVARG); | |
1081 | return -1; | |
1082 | } | |
1083 | return sigaction(sig, act, oact); | |
1084 | } | |
1085 | /*}}}*/ | |
1086 | #endif | |
1087 | ||
22d4bb9c CB |
1088 | /* default piping mailbox size */ |
1089 | #define PERL_BUFSIZ 512 | |
1090 | ||
674d6c38 | 1091 | |
a0d0e21e | 1092 | static void |
fd8cd3a3 | 1093 | create_mbx(pTHX_ unsigned short int *chan, struct dsc$descriptor_s *namdsc) |
a0d0e21e | 1094 | { |
22d4bb9c CB |
1095 | unsigned long int mbxbufsiz; |
1096 | static unsigned long int syssize = 0; | |
1097 | unsigned long int dviitm = DVI$_DEVNAM; | |
22d4bb9c | 1098 | char csize[LNM$C_NAMLENGTH+1]; |
a0d0e21e | 1099 | |
22d4bb9c CB |
1100 | if (!syssize) { |
1101 | unsigned long syiitm = SYI$_MAXBUF; | |
a0d0e21e | 1102 | /* |
22d4bb9c CB |
1103 | * Get the SYSGEN parameter MAXBUF |
1104 | * | |
1105 | * If the logical 'PERL_MBX_SIZE' is defined | |
1106 | * use the value of the logical instead of PERL_BUFSIZ, but | |
1107 | * keep the size between 128 and MAXBUF. | |
1108 | * | |
a0d0e21e | 1109 | */ |
22d4bb9c CB |
1110 | _ckvmssts(lib$getsyi(&syiitm, &syssize, 0, 0, 0, 0)); |
1111 | } | |
1112 | ||
1113 | if (vmstrnenv("PERL_MBX_SIZE", csize, 0, fildev, 0)) { | |
1114 | mbxbufsiz = atoi(csize); | |
1115 | } else { | |
1116 | mbxbufsiz = PERL_BUFSIZ; | |
a0d0e21e | 1117 | } |
22d4bb9c CB |
1118 | if (mbxbufsiz < 128) mbxbufsiz = 128; |
1119 | if (mbxbufsiz > syssize) mbxbufsiz = syssize; | |
1120 | ||
748a9306 | 1121 | _ckvmssts(sys$crembx(0,chan,mbxbufsiz,mbxbufsiz,0,0,0)); |
a0d0e21e | 1122 | |
748a9306 | 1123 | _ckvmssts(lib$getdvi(&dviitm, chan, NULL, NULL, namdsc, &namdsc->dsc$w_length)); |
a0d0e21e LW |
1124 | namdsc->dsc$a_pointer[namdsc->dsc$w_length] = '\0'; |
1125 | ||
1126 | } /* end of create_mbx() */ | |
1127 | ||
22d4bb9c | 1128 | |
a0d0e21e | 1129 | /*{{{ my_popen and my_pclose*/ |
22d4bb9c CB |
1130 | |
1131 | typedef struct _iosb IOSB; | |
1132 | typedef struct _iosb* pIOSB; | |
1133 | typedef struct _pipe Pipe; | |
1134 | typedef struct _pipe* pPipe; | |
1135 | typedef struct pipe_details Info; | |
1136 | typedef struct pipe_details* pInfo; | |
1137 | typedef struct _srqp RQE; | |
1138 | typedef struct _srqp* pRQE; | |
1139 | typedef struct _tochildbuf CBuf; | |
1140 | typedef struct _tochildbuf* pCBuf; | |
1141 | ||
1142 | struct _iosb { | |
1143 | unsigned short status; | |
1144 | unsigned short count; | |
1145 | unsigned long dvispec; | |
1146 | }; | |
1147 | ||
1148 | #pragma member_alignment save | |
1149 | #pragma nomember_alignment quadword | |
1150 | struct _srqp { /* VMS self-relative queue entry */ | |
1151 | unsigned long qptr[2]; | |
1152 | }; | |
1153 | #pragma member_alignment restore | |
1154 | static RQE RQE_ZERO = {0,0}; | |
1155 | ||
1156 | struct _tochildbuf { | |
1157 | RQE q; | |
1158 | int eof; | |
1159 | unsigned short size; | |
1160 | char *buf; | |
1161 | }; | |
1162 | ||
1163 | struct _pipe { | |
1164 | RQE free; | |
1165 | RQE wait; | |
1166 | int fd_out; | |
1167 | unsigned short chan_in; | |
1168 | unsigned short chan_out; | |
1169 | char *buf; | |
1170 | unsigned int bufsize; | |
1171 | IOSB iosb; | |
1172 | IOSB iosb2; | |
1173 | int *pipe_done; | |
1174 | int retry; | |
1175 | int type; | |
1176 | int shut_on_empty; | |
1177 | int need_wake; | |
1178 | pPipe *home; | |
1179 | pInfo info; | |
1180 | pCBuf curr; | |
1181 | pCBuf curr2; | |
fd8cd3a3 DS |
1182 | #if defined(PERL_IMPLICIT_CONTEXT) |
1183 | void *thx; /* Either a thread or an interpreter */ | |
1184 | /* pointer, depending on how we're built */ | |
1185 | #endif | |
22d4bb9c CB |
1186 | }; |
1187 | ||
1188 | ||
a0d0e21e LW |
1189 | struct pipe_details |
1190 | { | |
22d4bb9c | 1191 | pInfo next; |
740ce14c | 1192 | PerlIO *fp; /* stdio file pointer to pipe mailbox */ |
748a9306 LW |
1193 | int pid; /* PID of subprocess */ |
1194 | int mode; /* == 'r' if pipe open for reading */ | |
1195 | int done; /* subprocess has completed */ | |
22d4bb9c CB |
1196 | int closing; /* my_pclose is closing this pipe */ |
1197 | unsigned long completion; /* termination status of subprocess */ | |
1198 | pPipe in; /* pipe in to sub */ | |
1199 | pPipe out; /* pipe out of sub */ | |
1200 | pPipe err; /* pipe of sub's sys$error */ | |
1201 | int in_done; /* true when in pipe finished */ | |
1202 | int out_done; | |
1203 | int err_done; | |
a0d0e21e LW |
1204 | }; |
1205 | ||
748a9306 LW |
1206 | struct exit_control_block |
1207 | { | |
1208 | struct exit_control_block *flink; | |
1209 | unsigned long int (*exit_routine)(); | |
1210 | unsigned long int arg_count; | |
1211 | unsigned long int *status_address; | |
1212 | unsigned long int exit_status; | |
1213 | }; | |
1214 | ||
22d4bb9c CB |
1215 | #define RETRY_DELAY "0 ::0.20" |
1216 | #define MAX_RETRY 50 | |
a0d0e21e | 1217 | |
22d4bb9c CB |
1218 | static int pipe_ef = 0; /* first call to safe_popen inits these*/ |
1219 | static unsigned long mypid; | |
1220 | static unsigned long delaytime[2]; | |
1221 | ||
1222 | static pInfo open_pipes = NULL; | |
1223 | static $DESCRIPTOR(nl_desc, "NL:"); | |
3eeba6fb | 1224 | |
3eeba6fb | 1225 | |
748a9306 | 1226 | static unsigned long int |
fd8cd3a3 | 1227 | pipe_exit_routine(pTHX) |
748a9306 | 1228 | { |
22d4bb9c | 1229 | pInfo info; |
1e422769 | 1230 | unsigned long int retsts = SS$_NORMAL, abort = SS$_TIMEOUT; |
22d4bb9c | 1231 | int sts, did_stuff, need_eof; |
3eeba6fb CB |
1232 | |
1233 | /* | |
1234 | first we try sending an EOF...ignore if doesn't work, make sure we | |
1235 | don't hang | |
1236 | */ | |
1237 | did_stuff = 0; | |
1238 | info = open_pipes; | |
748a9306 | 1239 | |
3eeba6fb | 1240 | while (info) { |
b2b89246 | 1241 | int need_eof; |
b08af3f0 | 1242 | _ckvmssts(sys$setast(0)); |
22d4bb9c CB |
1243 | if (info->in && !info->in->shut_on_empty) { |
1244 | _ckvmssts(sys$qio(0,info->in->chan_in,IO$_WRITEOF,0,0,0, | |
1245 | 0, 0, 0, 0, 0, 0)); | |
1246 | did_stuff = 1; | |
748a9306 | 1247 | } |
22d4bb9c | 1248 | _ckvmssts(sys$setast(1)); |
3eeba6fb CB |
1249 | info = info->next; |
1250 | } | |
1251 | if (did_stuff) sleep(1); /* wait for EOF to have an effect */ | |
1252 | ||
1253 | did_stuff = 0; | |
1254 | info = open_pipes; | |
1255 | while (info) { | |
b08af3f0 | 1256 | _ckvmssts(sys$setast(0)); |
3eeba6fb CB |
1257 | if (!info->done) { /* Tap them gently on the shoulder . . .*/ |
1258 | sts = sys$forcex(&info->pid,0,&abort); | |
1259 | if (!(sts&1) && sts != SS$_NONEXPR) _ckvmssts(sts); | |
1260 | did_stuff = 1; | |
1261 | } | |
b08af3f0 | 1262 | _ckvmssts(sys$setast(1)); |
3eeba6fb CB |
1263 | info = info->next; |
1264 | } | |
1265 | if (did_stuff) sleep(1); /* wait for them to respond */ | |
1266 | ||
1267 | info = open_pipes; | |
1268 | while (info) { | |
b08af3f0 | 1269 | _ckvmssts(sys$setast(0)); |
3eeba6fb CB |
1270 | if (!info->done) { /* We tried to be nice . . . */ |
1271 | sts = sys$delprc(&info->pid,0); | |
1272 | if (!(sts&1) && sts != SS$_NONEXPR) _ckvmssts(sts); | |
3eeba6fb | 1273 | } |
b08af3f0 | 1274 | _ckvmssts(sys$setast(1)); |
3eeba6fb CB |
1275 | info = info->next; |
1276 | } | |
1277 | ||
1278 | while(open_pipes) { | |
1e422769 | 1279 | if ((sts = my_pclose(open_pipes->fp)) == -1) retsts = vaxc$errno; |
1280 | else if (!(sts & 1)) retsts = sts; | |
748a9306 LW |
1281 | } |
1282 | return retsts; | |
1283 | } | |
1284 | ||
1285 | static struct exit_control_block pipe_exitblock = | |
1286 | {(struct exit_control_block *) 0, | |
1287 | pipe_exit_routine, 0, &pipe_exitblock.exit_status, 0}; | |
1288 | ||
22d4bb9c CB |
1289 | static void pipe_mbxtofd_ast(pPipe p); |
1290 | static void pipe_tochild1_ast(pPipe p); | |
1291 | static void pipe_tochild2_ast(pPipe p); | |
748a9306 | 1292 | |
a0d0e21e | 1293 | static void |
22d4bb9c | 1294 | popen_completion_ast(pInfo info) |
a0d0e21e | 1295 | { |
22d4bb9c CB |
1296 | pInfo i = open_pipes; |
1297 | int iss; | |
1298 | ||
1299 | while (i) { | |
1300 | if (i == info) break; | |
1301 | i = i->next; | |
1302 | } | |
1303 | if (!i) return; /* unlinked, probably freed too */ | |
1304 | ||
1305 | info->completion &= 0x0FFFFFFF; /* strip off "control" field */ | |
1306 | info->done = TRUE; | |
1307 | ||
1308 | /* | |
1309 | Writing to subprocess ... | |
1310 | if my_pclose'd: EOF already sent, should shutdown chan_in part of pipe | |
1311 | ||
1312 | chan_out may be waiting for "done" flag, or hung waiting | |
1313 | for i/o completion to child...cancel the i/o. This will | |
1314 | put it into "snarf mode" (done but no EOF yet) that discards | |
1315 | input. | |
1316 | ||
1317 | Output from subprocess (stdout, stderr) needs to be flushed and | |
1318 | shut down. We try sending an EOF, but if the mbx is full the pipe | |
1319 | routine should still catch the "shut_on_empty" flag, telling it to | |
1320 | use immediate-style reads so that "mbx empty" -> EOF. | |
1321 | ||
1322 | ||
1323 | */ | |
1324 | if (info->in && !info->in_done) { /* only for mode=w */ | |
1325 | if (info->in->shut_on_empty && info->in->need_wake) { | |
1326 | info->in->need_wake = FALSE; | |
fd8cd3a3 | 1327 | _ckvmssts_noperl(sys$dclast(pipe_tochild2_ast,info->in,0)); |
22d4bb9c | 1328 | } else { |
fd8cd3a3 | 1329 | _ckvmssts_noperl(sys$cancel(info->in->chan_out)); |
22d4bb9c CB |
1330 | } |
1331 | } | |
1332 | ||
1333 | if (info->out && !info->out_done) { /* were we also piping output? */ | |
1334 | info->out->shut_on_empty = TRUE; | |
1335 | iss = sys$qio(0,info->out->chan_in,IO$_WRITEOF|IO$M_NORSWAIT, 0, 0, 0, 0, 0, 0, 0, 0, 0); | |
1336 | if (iss == SS$_MBFULL) iss = SS$_NORMAL; | |
fd8cd3a3 | 1337 | _ckvmssts_noperl(iss); |
22d4bb9c CB |
1338 | } |
1339 | ||
1340 | if (info->err && !info->err_done) { /* we were piping stderr */ | |
1341 | info->err->shut_on_empty = TRUE; | |
1342 | iss = sys$qio(0,info->err->chan_in,IO$_WRITEOF|IO$M_NORSWAIT, 0, 0, 0, 0, 0, 0, 0, 0, 0); | |
1343 | if (iss == SS$_MBFULL) iss = SS$_NORMAL; | |
fd8cd3a3 | 1344 | _ckvmssts_noperl(iss); |
a0d0e21e | 1345 | } |
fd8cd3a3 | 1346 | _ckvmssts_noperl(sys$setef(pipe_ef)); |
22d4bb9c | 1347 | |
a0d0e21e LW |
1348 | } |
1349 | ||
fd8cd3a3 | 1350 | static unsigned long int setup_cmddsc(pTHX_ char *cmd, int check_img); |
4b19af01 | 1351 | static void vms_execfree(pTHX); |
aa779de1 | 1352 | |
22d4bb9c CB |
1353 | /* |
1354 | we actually differ from vmstrnenv since we use this to | |
1355 | get the RMS IFI to check if SYS$OUTPUT and SYS$ERROR *really* | |
1356 | are pointing to the same thing | |
1357 | */ | |
1358 | ||
1359 | static unsigned short | |
fd8cd3a3 | 1360 | popen_translate(pTHX_ char *logical, char *result) |
22d4bb9c CB |
1361 | { |
1362 | int iss; | |
1363 | $DESCRIPTOR(d_table,"LNM$PROCESS_TABLE"); | |
1364 | $DESCRIPTOR(d_log,""); | |
1365 | struct _il3 { | |
1366 | unsigned short length; | |
1367 | unsigned short code; | |
1368 | char * buffer_addr; | |
1369 | unsigned short *retlenaddr; | |
1370 | } itmlst[2]; | |
1371 | unsigned short l, ifi; | |
1372 | ||
1373 | d_log.dsc$a_pointer = logical; | |
1374 | d_log.dsc$w_length = strlen(logical); | |
1375 | ||
1376 | itmlst[0].code = LNM$_STRING; | |
1377 | itmlst[0].length = 255; | |
1378 | itmlst[0].buffer_addr = result; | |
1379 | itmlst[0].retlenaddr = &l; | |
1380 | ||
1381 | itmlst[1].code = 0; | |
1382 | itmlst[1].length = 0; | |
1383 | itmlst[1].buffer_addr = 0; | |
1384 | itmlst[1].retlenaddr = 0; | |
1385 | ||
1386 | iss = sys$trnlnm(0, &d_table, &d_log, 0, itmlst); | |
1387 | if (iss == SS$_NOLOGNAM) { | |
1388 | iss = SS$_NORMAL; | |
1389 | l = 0; | |
1390 | } | |
1391 | if (!(iss&1)) lib$signal(iss); | |
1392 | result[l] = '\0'; | |
1393 | /* | |
1394 | logicals for PPFs have a 4 byte prefix ESC+NUL+(RMS IFI) | |
1395 | strip it off and return the ifi, if any | |
1396 | */ | |
1397 | ifi = 0; | |
1398 | if (result[0] == 0x1b && result[1] == 0x00) { | |
1399 | memcpy(&ifi,result+2,2); | |
1400 | strcpy(result,result+4); | |
1401 | } | |
1402 | return ifi; /* this is the RMS internal file id */ | |
1403 | } | |
1404 | ||
1405 | #define MAX_DCL_SYMBOL 255 | |
1406 | static void pipe_infromchild_ast(pPipe p); | |
1407 | ||
1408 | /* | |
1409 | I'm using LIB$(GET|FREE)_VM here so that we can allocate and deallocate | |
1410 | inside an AST routine without worrying about reentrancy and which Perl | |
1411 | memory allocator is being used. | |
1412 | ||
1413 | We read data and queue up the buffers, then spit them out one at a | |
1414 | time to the output mailbox when the output mailbox is ready for one. | |
1415 | ||
1416 | */ | |
1417 | #define INITIAL_TOCHILDQUEUE 2 | |
1418 | ||
1419 | static pPipe | |
fd8cd3a3 | 1420 | pipe_tochild_setup(pTHX_ char *rmbx, char *wmbx) |
22d4bb9c | 1421 | { |
22d4bb9c CB |
1422 | pPipe p; |
1423 | pCBuf b; | |
1424 | char mbx1[64], mbx2[64]; | |
1425 | struct dsc$descriptor_s d_mbx1 = {sizeof mbx1, DSC$K_DTYPE_T, | |
1426 | DSC$K_CLASS_S, mbx1}, | |
1427 | d_mbx2 = {sizeof mbx2, DSC$K_DTYPE_T, | |
1428 | DSC$K_CLASS_S, mbx2}; | |
1429 | unsigned int dviitm = DVI$_DEVBUFSIZ; | |
1430 | int j, n; | |
1431 | ||
1432 | New(1368, p, 1, Pipe); | |
1433 | ||
fd8cd3a3 DS |
1434 | create_mbx(aTHX_ &p->chan_in , &d_mbx1); |
1435 | create_mbx(aTHX_ &p->chan_out, &d_mbx2); | |
22d4bb9c CB |
1436 | _ckvmssts(lib$getdvi(&dviitm, &p->chan_in, 0, &p->bufsize)); |
1437 | ||
1438 | p->buf = 0; | |
1439 | p->shut_on_empty = FALSE; | |
1440 | p->need_wake = FALSE; | |
1441 | p->type = 0; | |
1442 | p->retry = 0; | |
1443 | p->iosb.status = SS$_NORMAL; | |
1444 | p->iosb2.status = SS$_NORMAL; | |
1445 | p->free = RQE_ZERO; | |
1446 | p->wait = RQE_ZERO; | |
1447 | p->curr = 0; | |
1448 | p->curr2 = 0; | |
1449 | p->info = 0; | |
fd8cd3a3 DS |
1450 | #ifdef PERL_IMPLICIT_CONTEXT |
1451 | p->thx = aTHX; | |
1452 | #endif | |
22d4bb9c CB |
1453 | |
1454 | n = sizeof(CBuf) + p->bufsize; | |
1455 | ||
1456 | for (j = 0; j < INITIAL_TOCHILDQUEUE; j++) { | |
1457 | _ckvmssts(lib$get_vm(&n, &b)); | |
1458 | b->buf = (char *) b + sizeof(CBuf); | |
1459 | _ckvmssts(lib$insqhi(b, &p->free)); | |
1460 | } | |
1461 | ||
1462 | pipe_tochild2_ast(p); | |
1463 | pipe_tochild1_ast(p); | |
1464 | strcpy(wmbx, mbx1); | |
1465 | strcpy(rmbx, mbx2); | |
1466 | return p; | |
1467 | } | |
1468 | ||
1469 | /* reads the MBX Perl is writing, and queues */ | |
1470 | ||
1471 | static void | |
1472 | pipe_tochild1_ast(pPipe p) | |
1473 | { | |
22d4bb9c CB |
1474 | pCBuf b = p->curr; |
1475 | int iss = p->iosb.status; | |
1476 | int eof = (iss == SS$_ENDOFFILE); | |
fd8cd3a3 DS |
1477 | #ifdef PERL_IMPLICIT_CONTEXT |
1478 | pTHX = p->thx; | |
1479 | #endif | |
22d4bb9c CB |
1480 | |
1481 | if (p->retry) { | |
1482 | if (eof) { | |
1483 | p->shut_on_empty = TRUE; | |
1484 | b->eof = TRUE; | |
1485 | _ckvmssts(sys$dassgn(p->chan_in)); | |
1486 | } else { | |
1487 | _ckvmssts(iss); | |
1488 | } | |
1489 | ||
1490 | b->eof = eof; | |
1491 | b->size = p->iosb.count; | |
1492 | _ckvmssts(lib$insqhi(b, &p->wait)); | |
1493 | if (p->need_wake) { | |
1494 | p->need_wake = FALSE; | |
1495 | _ckvmssts(sys$dclast(pipe_tochild2_ast,p,0)); | |
1496 | } | |
1497 | } else { | |
1498 | p->retry = 1; /* initial call */ | |
1499 | } | |
1500 | ||
1501 | if (eof) { /* flush the free queue, return when done */ | |
1502 | int n = sizeof(CBuf) + p->bufsize; | |
1503 | while (1) { | |
1504 | iss = lib$remqti(&p->free, &b); | |
1505 | if (iss == LIB$_QUEWASEMP) return; | |
1506 | _ckvmssts(iss); | |
1507 | _ckvmssts(lib$free_vm(&n, &b)); | |
1508 | } | |
1509 | } | |
1510 | ||
1511 | iss = lib$remqti(&p->free, &b); | |
1512 | if (iss == LIB$_QUEWASEMP) { | |
1513 | int n = sizeof(CBuf) + p->bufsize; | |
1514 | _ckvmssts(lib$get_vm(&n, &b)); | |
1515 | b->buf = (char *) b + sizeof(CBuf); | |
1516 | } else { | |
1517 | _ckvmssts(iss); | |
1518 | } | |
1519 | ||
1520 | p->curr = b; | |
1521 | iss = sys$qio(0,p->chan_in, | |
1522 | IO$_READVBLK|(p->shut_on_empty ? IO$M_NOWAIT : 0), | |
1523 | &p->iosb, | |
1524 | pipe_tochild1_ast, p, b->buf, p->bufsize, 0, 0, 0, 0); | |
1525 | if (iss == SS$_ENDOFFILE && p->shut_on_empty) iss = SS$_NORMAL; | |
1526 | _ckvmssts(iss); | |
1527 | } | |
1528 | ||
1529 | ||
1530 | /* writes queued buffers to output, waits for each to complete before | |
1531 | doing the next */ | |
1532 | ||
1533 | static void | |
1534 | pipe_tochild2_ast(pPipe p) | |
1535 | { | |
22d4bb9c CB |
1536 | pCBuf b = p->curr2; |
1537 | int iss = p->iosb2.status; | |
1538 | int n = sizeof(CBuf) + p->bufsize; | |
1539 | int done = (p->info && p->info->done) || | |
1540 | iss == SS$_CANCEL || iss == SS$_ABORT; | |
fd8cd3a3 DS |
1541 | #if defined(PERL_IMPLICIT_CONTEXT) |
1542 | pTHX = p->thx; | |
1543 | #endif | |
22d4bb9c CB |
1544 | |
1545 | do { | |
1546 | if (p->type) { /* type=1 has old buffer, dispose */ | |
1547 | if (p->shut_on_empty) { | |
1548 | _ckvmssts(lib$free_vm(&n, &b)); | |
1549 | } else { | |
1550 | _ckvmssts(lib$insqhi(b, &p->free)); | |
1551 | } | |
1552 | p->type = 0; | |
1553 | } | |
1554 | ||
1555 | iss = lib$remqti(&p->wait, &b); | |
1556 | if (iss == LIB$_QUEWASEMP) { | |
1557 | if (p->shut_on_empty) { | |
1558 | if (done) { | |
1559 | _ckvmssts(sys$dassgn(p->chan_out)); | |
1560 | *p->pipe_done = TRUE; | |
1561 | _ckvmssts(sys$setef(pipe_ef)); | |
1562 | } else { | |
1563 | _ckvmssts(sys$qio(0,p->chan_out,IO$_WRITEOF, | |
1564 | &p->iosb2, pipe_tochild2_ast, p, 0, 0, 0, 0, 0, 0)); | |
1565 | } | |
1566 | return; | |
1567 | } | |
1568 | p->need_wake = TRUE; | |
1569 | return; | |
1570 | } | |
1571 | _ckvmssts(iss); | |
1572 | p->type = 1; | |
1573 | } while (done); | |
1574 | ||
1575 | ||
1576 | p->curr2 = b; | |
1577 | if (b->eof) { | |
1578 | _ckvmssts(sys$qio(0,p->chan_out,IO$_WRITEOF, | |
1579 | &p->iosb2, pipe_tochild2_ast, p, 0, 0, 0, 0, 0, 0)); | |
1580 | } else { | |
1581 | _ckvmssts(sys$qio(0,p->chan_out,IO$_WRITEVBLK, | |
1582 | &p->iosb2, pipe_tochild2_ast, p, b->buf, b->size, 0, 0, 0, 0)); | |
1583 | } | |
1584 | ||
1585 | return; | |
1586 | ||
1587 | } | |
1588 | ||
1589 | ||
1590 | static pPipe | |
fd8cd3a3 | 1591 | pipe_infromchild_setup(pTHX_ char *rmbx, char *wmbx) |
22d4bb9c | 1592 | { |
22d4bb9c CB |
1593 | pPipe p; |
1594 | char mbx1[64], mbx2[64]; | |
1595 | struct dsc$descriptor_s d_mbx1 = {sizeof mbx1, DSC$K_DTYPE_T, | |
1596 | DSC$K_CLASS_S, mbx1}, | |
1597 | d_mbx2 = {sizeof mbx2, DSC$K_DTYPE_T, | |
1598 | DSC$K_CLASS_S, mbx2}; | |
1599 | unsigned int dviitm = DVI$_DEVBUFSIZ; | |
1600 | ||
1601 | New(1367, p, 1, Pipe); | |
fd8cd3a3 DS |
1602 | create_mbx(aTHX_ &p->chan_in , &d_mbx1); |
1603 | create_mbx(aTHX_ &p->chan_out, &d_mbx2); | |
22d4bb9c CB |
1604 | |
1605 | _ckvmssts(lib$getdvi(&dviitm, &p->chan_in, 0, &p->bufsize)); | |
1606 | New(1367, p->buf, p->bufsize, char); | |
1607 | p->shut_on_empty = FALSE; | |
1608 | p->info = 0; | |
1609 | p->type = 0; | |
1610 | p->iosb.status = SS$_NORMAL; | |
fd8cd3a3 DS |
1611 | #if defined(PERL_IMPLICIT_CONTEXT) |
1612 | p->thx = aTHX; | |
1613 | #endif | |
22d4bb9c CB |
1614 | pipe_infromchild_ast(p); |
1615 | ||
1616 | strcpy(wmbx, mbx1); | |
1617 | strcpy(rmbx, mbx2); | |
1618 | return p; | |
1619 | } | |
1620 | ||
1621 | static void | |
1622 | pipe_infromchild_ast(pPipe p) | |
1623 | { | |
22d4bb9c CB |
1624 | int iss = p->iosb.status; |
1625 | int eof = (iss == SS$_ENDOFFILE); | |
1626 | int myeof = (eof && (p->iosb.dvispec == mypid || p->iosb.dvispec == 0)); | |
1627 | int kideof = (eof && (p->iosb.dvispec == p->info->pid)); | |
fd8cd3a3 DS |
1628 | #if defined(PERL_IMPLICIT_CONTEXT) |
1629 | pTHX = p->thx; | |
1630 | #endif | |
22d4bb9c CB |
1631 | |
1632 | if (p->info && p->info->closing && p->chan_out) { /* output shutdown */ | |
1633 | _ckvmssts(sys$dassgn(p->chan_out)); | |
1634 | p->chan_out = 0; | |
1635 | } | |
1636 | ||
1637 | /* read completed: | |
1638 | input shutdown if EOF from self (done or shut_on_empty) | |
1639 | output shutdown if closing flag set (my_pclose) | |
1640 | send data/eof from child or eof from self | |
1641 | otherwise, re-read (snarf of data from child) | |
1642 | */ | |
1643 | ||
1644 | if (p->type == 1) { | |
1645 | p->type = 0; | |
1646 | if (myeof && p->chan_in) { /* input shutdown */ | |
1647 | _ckvmssts(sys$dassgn(p->chan_in)); | |
1648 | p->chan_in = 0; | |
1649 | } | |
1650 | ||
1651 | if (p->chan_out) { | |
1652 | if (myeof || kideof) { /* pass EOF to parent */ | |
1653 | _ckvmssts(sys$qio(0,p->chan_out,IO$_WRITEOF, &p->iosb, | |
1654 | pipe_infromchild_ast, p, | |
1655 | 0, 0, 0, 0, 0, 0)); | |
1656 | return; | |
1657 | } else if (eof) { /* eat EOF --- fall through to read*/ | |
1658 | ||
1659 | } else { /* transmit data */ | |
1660 | _ckvmssts(sys$qio(0,p->chan_out,IO$_WRITEVBLK,&p->iosb, | |
1661 | pipe_infromchild_ast,p, | |
1662 | p->buf, p->iosb.count, 0, 0, 0, 0)); | |
1663 | return; | |
1664 | } | |
1665 | } | |
1666 | } | |
1667 | ||
1668 | /* everything shut? flag as done */ | |
1669 | ||
1670 | if (!p->chan_in && !p->chan_out) { | |
1671 | *p->pipe_done = TRUE; | |
1672 | _ckvmssts(sys$setef(pipe_ef)); | |
1673 | return; | |
1674 | } | |
1675 | ||
1676 | /* write completed (or read, if snarfing from child) | |
1677 | if still have input active, | |
1678 | queue read...immediate mode if shut_on_empty so we get EOF if empty | |
1679 | otherwise, | |
1680 | check if Perl reading, generate EOFs as needed | |
1681 | */ | |
1682 | ||
1683 | if (p->type == 0) { | |
1684 | p->type = 1; | |
1685 | if (p->chan_in) { | |
1686 | iss = sys$qio(0,p->chan_in,IO$_READVBLK|(p->shut_on_empty ? IO$M_NOW : 0),&p->iosb, | |
1687 | pipe_infromchild_ast,p, | |
1688 | p->buf, p->bufsize, 0, 0, 0, 0); | |
1689 | if (p->shut_on_empty && iss == SS$_ENDOFFILE) iss = SS$_NORMAL; | |
1690 | _ckvmssts(iss); | |
1691 | } else { /* send EOFs for extra reads */ | |
1692 | p->iosb.status = SS$_ENDOFFILE; | |
1693 | p->iosb.dvispec = 0; | |
1694 | _ckvmssts(sys$qio(0,p->chan_out,IO$_SETMODE|IO$M_READATTN, | |
1695 | 0, 0, 0, | |
1696 | pipe_infromchild_ast, p, 0, 0, 0, 0)); | |
1697 | } | |
1698 | } | |
1699 | } | |
1700 | ||
1701 | static pPipe | |
fd8cd3a3 | 1702 | pipe_mbxtofd_setup(pTHX_ int fd, char *out) |
22d4bb9c | 1703 | { |
22d4bb9c CB |
1704 | pPipe p; |
1705 | char mbx[64]; | |
1706 | unsigned long dviitm = DVI$_DEVBUFSIZ; | |
1707 | struct stat s; | |
1708 | struct dsc$descriptor_s d_mbx = {sizeof mbx, DSC$K_DTYPE_T, | |
1709 | DSC$K_CLASS_S, mbx}; | |
1710 | ||
1711 | /* things like terminals and mbx's don't need this filter */ | |
1712 | if (fd && fstat(fd,&s) == 0) { | |
1713 | unsigned long dviitm = DVI$_DEVCHAR, devchar; | |
1714 | struct dsc$descriptor_s d_dev = {strlen(s.st_dev), DSC$K_DTYPE_T, | |
1715 | DSC$K_CLASS_S, s.st_dev}; | |
1716 | ||
1717 | _ckvmssts(lib$getdvi(&dviitm,0,&d_dev,&devchar,0,0)); | |
1718 | if (!(devchar & DEV$M_DIR)) { /* non directory structured...*/ | |
1719 | strcpy(out, s.st_dev); | |
1720 | return 0; | |
1721 | } | |
1722 | } | |
1723 | ||
1724 | New(1366, p, 1, Pipe); | |
1725 | p->fd_out = dup(fd); | |
fd8cd3a3 | 1726 | create_mbx(aTHX_ &p->chan_in, &d_mbx); |
22d4bb9c CB |
1727 | _ckvmssts(lib$getdvi(&dviitm, &p->chan_in, 0, &p->bufsize)); |
1728 | New(1366, p->buf, p->bufsize+1, char); | |
1729 | p->shut_on_empty = FALSE; | |
1730 | p->retry = 0; | |
1731 | p->info = 0; | |
1732 | strcpy(out, mbx); | |
1733 | ||
1734 | _ckvmssts(sys$qio(0, p->chan_in, IO$_READVBLK, &p->iosb, | |
1735 | pipe_mbxtofd_ast, p, | |
1736 | p->buf, p->bufsize, 0, 0, 0, 0)); | |
1737 | ||
1738 | return p; | |
1739 | } | |
1740 | ||
1741 | static void | |
1742 | pipe_mbxtofd_ast(pPipe p) | |
1743 | { | |
22d4bb9c CB |
1744 | int iss = p->iosb.status; |
1745 | int done = p->info->done; | |
1746 | int iss2; | |
1747 | int eof = (iss == SS$_ENDOFFILE); | |
1748 | int myeof = eof && ((p->iosb.dvispec == mypid)||(p->iosb.dvispec == 0)); | |
1749 | int err = !(iss&1) && !eof; | |
fd8cd3a3 DS |
1750 | #if defined(PERL_IMPLICIT_CONTEXT) |
1751 | pTHX = p->thx; | |
1752 | #endif | |
22d4bb9c CB |
1753 | |
1754 | if (done && myeof) { /* end piping */ | |
1755 | close(p->fd_out); | |
1756 | sys$dassgn(p->chan_in); | |
1757 | *p->pipe_done = TRUE; | |
1758 | _ckvmssts(sys$setef(pipe_ef)); | |
1759 | return; | |
1760 | } | |
1761 | ||
1762 | if (!err && !eof) { /* good data to send to file */ | |
1763 | p->buf[p->iosb.count] = '\n'; | |
1764 | iss2 = write(p->fd_out, p->buf, p->iosb.count+1); | |
1765 | if (iss2 < 0) { | |
1766 | p->retry++; | |
1767 | if (p->retry < MAX_RETRY) { | |
1768 | _ckvmssts(sys$setimr(0,delaytime,pipe_mbxtofd_ast,p)); | |
1769 | return; | |
1770 | } | |
1771 | } | |
1772 | p->retry = 0; | |
1773 | } else if (err) { | |
1774 | _ckvmssts(iss); | |
1775 | } | |
1776 | ||
1777 | ||
1778 | iss = sys$qio(0, p->chan_in, IO$_READVBLK|(p->shut_on_empty ? IO$M_NOW : 0), &p->iosb, | |
1779 | pipe_mbxtofd_ast, p, | |
1780 | p->buf, p->bufsize, 0, 0, 0, 0); | |
1781 | if (p->shut_on_empty && (iss == SS$_ENDOFFILE)) iss = SS$_NORMAL; | |
1782 | _ckvmssts(iss); | |
1783 | } | |
1784 | ||
1785 | ||
1786 | typedef struct _pipeloc PLOC; | |
1787 | typedef struct _pipeloc* pPLOC; | |
1788 | ||
1789 | struct _pipeloc { | |
1790 | pPLOC next; | |
1791 | char dir[NAM$C_MAXRSS+1]; | |
1792 | }; | |
1793 | static pPLOC head_PLOC = 0; | |
1794 | ||
5c0ae288 | 1795 | void |
fd8cd3a3 | 1796 | free_pipelocs(pTHX_ void *head) |
5c0ae288 CL |
1797 | { |
1798 | pPLOC p, pnext; | |
1799 | ||
1800 | p = (pPLOC) head; | |
1801 | while (p) { | |
1802 | pnext = p->next; | |
1803 | Safefree(p); | |
1804 | p = pnext; | |
1805 | } | |
1806 | } | |
22d4bb9c CB |
1807 | |
1808 | static void | |
fd8cd3a3 | 1809 | store_pipelocs(pTHX) |
22d4bb9c CB |
1810 | { |
1811 | int i; | |
1812 | pPLOC p; | |
1813 | AV *av = GvAVn(PL_incgv); | |
1814 | SV *dirsv; | |
1815 | GV *gv; | |
1816 | char *dir, *x; | |
1817 | char *unixdir; | |
1818 | char temp[NAM$C_MAXRSS+1]; | |
1819 | STRLEN n_a; | |
1820 | ||
1821 | /* the . directory from @INC comes last */ | |
1822 | ||
1823 | New(1370,p,1,PLOC); | |
1824 | p->next = head_PLOC; | |
1825 | head_PLOC = p; | |
1826 | strcpy(p->dir,"./"); | |
1827 | ||
1828 | /* get the directory from $^X */ | |
1829 | ||
1830 | if (PL_origargv && PL_origargv[0]) { /* maybe nul if embedded Perl */ | |
1831 | strcpy(temp, PL_origargv[0]); | |
1832 | x = strrchr(temp,']'); | |
1833 | if (x) x[1] = '\0'; | |
1834 | ||
1835 | if ((unixdir = tounixpath(temp, Nullch)) != Nullch) { | |
1836 | New(1370,p,1,PLOC); | |
1837 | p->next = head_PLOC; | |
1838 | head_PLOC = p; | |
1839 | strncpy(p->dir,unixdir,sizeof(p->dir)-1); | |
1840 | p->dir[NAM$C_MAXRSS] = '\0'; | |
1841 | } | |
1842 | } | |
1843 | ||
1844 | /* reverse order of @INC entries, skip "." since entered above */ | |
1845 | ||
1846 | for (i = 0; i <= AvFILL(av); i++) { | |
1847 | dirsv = *av_fetch(av,i,TRUE); | |
1848 | ||
1849 | if (SvROK(dirsv)) continue; | |
1850 | dir = SvPVx(dirsv,n_a); | |
1851 | if (strcmp(dir,".") == 0) continue; | |
1852 | if ((unixdir = tounixpath(dir, Nullch)) == Nullch) | |
1853 | continue; | |
1854 | ||
1855 | New(1370,p,1,PLOC); | |
1856 | p->next = head_PLOC; | |
1857 | head_PLOC = p; | |
1858 | strncpy(p->dir,unixdir,sizeof(p->dir)-1); | |
1859 | p->dir[NAM$C_MAXRSS] = '\0'; | |
1860 | } | |
1861 | ||
1862 | /* most likely spot (ARCHLIB) put first in the list */ | |
1863 | ||
1864 | #ifdef ARCHLIB_EXP | |
1865 | if ((unixdir = tounixpath(ARCHLIB_EXP, Nullch)) != Nullch) { | |
1866 | New(1370,p,1,PLOC); | |
1867 | p->next = head_PLOC; | |
1868 | head_PLOC = p; | |
1869 | strncpy(p->dir,unixdir,sizeof(p->dir)-1); | |
1870 | p->dir[NAM$C_MAXRSS] = '\0'; | |
1871 | } | |
1872 | #endif | |
fd8cd3a3 | 1873 | Perl_call_atexit(aTHX_ &free_pipelocs, head_PLOC); |
22d4bb9c CB |
1874 | } |
1875 | ||
1876 | ||
1877 | static char * | |
fd8cd3a3 | 1878 | find_vmspipe(pTHX) |
22d4bb9c CB |
1879 | { |
1880 | static int vmspipe_file_status = 0; | |
1881 | static char vmspipe_file[NAM$C_MAXRSS+1]; | |
1882 | ||
1883 | /* already found? Check and use ... need read+execute permission */ | |
1884 | ||
1885 | if (vmspipe_file_status == 1) { | |
1886 | if (cando_by_name(S_IRUSR, 0, vmspipe_file) | |
1887 | && cando_by_name(S_IXUSR, 0, vmspipe_file)) { | |
1888 | return vmspipe_file; | |
1889 | } | |
1890 | vmspipe_file_status = 0; | |
1891 | } | |
1892 | ||
1893 | /* scan through stored @INC, $^X */ | |
1894 | ||
1895 | if (vmspipe_file_status == 0) { | |
1896 | char file[NAM$C_MAXRSS+1]; | |
1897 | pPLOC p = head_PLOC; | |
1898 | ||
1899 | while (p) { | |
1900 | strcpy(file, p->dir); | |
1901 | strncat(file, "vmspipe.com",NAM$C_MAXRSS); | |
1902 | file[NAM$C_MAXRSS] = '\0'; | |
1903 | p = p->next; | |
1904 | ||
1905 | if (!do_tovmsspec(file,vmspipe_file,0)) continue; | |
1906 | ||
1907 | if (cando_by_name(S_IRUSR, 0, vmspipe_file) | |
1908 | && cando_by_name(S_IXUSR, 0, vmspipe_file)) { | |
1909 | vmspipe_file_status = 1; | |
1910 | return vmspipe_file; | |
1911 | } | |
1912 | } | |
1913 | vmspipe_file_status = -1; /* failed, use tempfiles */ | |
1914 | } | |
1915 | ||
1916 | return 0; | |
1917 | } | |
1918 | ||
1919 | static FILE * | |
fd8cd3a3 | 1920 | vmspipe_tempfile(pTHX) |
22d4bb9c CB |
1921 | { |
1922 | char file[NAM$C_MAXRSS+1]; | |
1923 | FILE *fp; | |
1924 | static int index = 0; | |
1925 | stat_t s0, s1; | |
1926 | ||
1927 | /* create a tempfile */ | |
1928 | ||
1929 | /* we can't go from W, shr=get to R, shr=get without | |
1930 | an intermediate vulnerable state, so don't bother trying... | |
1931 | ||
1932 | and lib$spawn doesn't shr=put, so have to close the write | |
1933 | ||
1934 | So... match up the creation date/time and the FID to | |
1935 | make sure we're dealing with the same file | |
1936 | ||
1937 | */ | |
1938 | ||
1939 | index++; | |
1940 | sprintf(file,"sys$scratch:perlpipe_%08.8x_%d.com",mypid,index); | |
1941 | fp = fopen(file,"w"); | |
1942 | if (!fp) { | |
1943 | sprintf(file,"sys$login:perlpipe_%08.8x_%d.com",mypid,index); | |
1944 | fp = fopen(file,"w"); | |
1945 | if (!fp) { | |
1946 | sprintf(file,"sys$disk:[]perlpipe_%08.8x_%d.com",mypid,index); | |
1947 | fp = fopen(file,"w"); | |
1948 | } | |
1949 | } | |
1950 | if (!fp) return 0; /* we're hosed */ | |
1951 | ||
1952 | fprintf(fp,"$! 'f$verify(0)\n"); | |
1953 | fprintf(fp,"$! --- protect against nonstandard definitions ---\n"); | |
1954 | fprintf(fp,"$ perl_cfile = f$environment(\"procedure\")\n"); | |
1955 | fprintf(fp,"$ perl_define = \"define/nolog\"\n"); | |
1956 | fprintf(fp,"$ perl_on = \"set noon\"\n"); | |
1957 | fprintf(fp,"$ perl_exit = \"exit\"\n"); | |
1958 | fprintf(fp,"$ perl_del = \"delete\"\n"); | |
1959 | fprintf(fp,"$ pif = \"if\"\n"); | |
1960 | fprintf(fp,"$! --- define i/o redirection (sys$output set by lib$spawn)\n"); | |
2d5e9e5d JH |
1961 | fprintf(fp,"$ pif perl_popen_in .nes. \"\" then perl_define/user/name_attributes=confine sys$input 'perl_popen_in'\n"); |
1962 | fprintf(fp,"$ pif perl_popen_err .nes. \"\" then perl_define/user/name_attributes=confine sys$error 'perl_popen_err'\n"); | |
0e06870b | 1963 | fprintf(fp,"$ pif perl_popen_out .nes. \"\" then perl_define sys$output 'perl_popen_out'\n"); |
22d4bb9c CB |
1964 | fprintf(fp,"$ cmd = perl_popen_cmd\n"); |
1965 | fprintf(fp,"$! --- get rid of global symbols\n"); | |
1966 | fprintf(fp,"$ perl_del/symbol/global perl_popen_in\n"); | |
1967 | fprintf(fp,"$ perl_del/symbol/global perl_popen_err\n"); | |
0e06870b | 1968 | fprintf(fp,"$ perl_del/symbol/global perl_popen_out\n"); |
22d4bb9c CB |
1969 | fprintf(fp,"$ perl_del/symbol/global perl_popen_cmd\n"); |
1970 | fprintf(fp,"$ perl_on\n"); | |
1971 | fprintf(fp,"$ 'cmd\n"); | |
1972 | fprintf(fp,"$ perl_status = $STATUS\n"); | |
0e06870b | 1973 | fprintf(fp,"$ perl_del 'perl_cfile'\n"); |
22d4bb9c CB |
1974 | fprintf(fp,"$ perl_exit 'perl_status'\n"); |
1975 | fsync(fileno(fp)); | |
1976 | ||
1977 | fgetname(fp, file, 1); | |
1978 | fstat(fileno(fp), &s0); | |
1979 | fclose(fp); | |
1980 | ||
1981 | fp = fopen(file,"r","shr=get"); | |
1982 | if (!fp) return 0; | |
1983 | fstat(fileno(fp), &s1); | |
1984 | ||
1985 | if (s0.st_ino[0] != s1.st_ino[0] || | |
1986 | s0.st_ino[1] != s1.st_ino[1] || | |
1987 | s0.st_ino[2] != s1.st_ino[2] || | |
1988 | s0.st_ctime != s1.st_ctime ) { | |
1989 | fclose(fp); | |
1990 | return 0; | |
1991 | } | |
1992 | ||
1993 | return fp; | |
1994 | } | |
1995 | ||
1996 | ||
1997 | ||
8fde5078 | 1998 | static PerlIO * |
fd8cd3a3 | 1999 | safe_popen(pTHX_ char *cmd, char *mode) |
a0d0e21e | 2000 | { |
748a9306 | 2001 | static int handler_set_up = FALSE; |
aa779de1 | 2002 | unsigned long int sts, flags=1; /* nowait - gnu c doesn't allow &1 */ |
22d4bb9c CB |
2003 | unsigned int table = LIB$K_CLI_GLOBAL_SYM; |
2004 | char *p, symbol[MAX_DCL_SYMBOL+1], *vmspipe; | |
2005 | char in[512], out[512], err[512], mbx[512]; | |
2006 | FILE *tpipe = 0; | |
2007 | char tfilebuf[NAM$C_MAXRSS+1]; | |
2008 | pInfo info; | |
2009 | struct dsc$descriptor_s d_symbol= {0, DSC$K_DTYPE_T, | |
2010 | DSC$K_CLASS_S, symbol}; | |
22d4bb9c | 2011 | struct dsc$descriptor_s vmspipedsc = {0, DSC$K_DTYPE_T, |
a0d0e21e | 2012 | DSC$K_CLASS_S, 0}; |
0e06870b | 2013 | |
22d4bb9c CB |
2014 | $DESCRIPTOR(d_sym_cmd,"PERL_POPEN_CMD"); |
2015 | $DESCRIPTOR(d_sym_in ,"PERL_POPEN_IN"); | |
0e06870b | 2016 | $DESCRIPTOR(d_sym_out,"PERL_POPEN_OUT"); |
22d4bb9c | 2017 | $DESCRIPTOR(d_sym_err,"PERL_POPEN_ERR"); |
a0d0e21e | 2018 | |
22d4bb9c CB |
2019 | /* once-per-program initialization... |
2020 | note that the SETAST calls and the dual test of pipe_ef | |
2021 | makes sure that only the FIRST thread through here does | |
2022 | the initialization...all other threads wait until it's | |
2023 | done. | |
2024 | ||
2025 | Yeah, uglier than a pthread call, it's got all the stuff inline | |
2026 | rather than in a separate routine. | |
2027 | */ | |
2028 | ||
2029 | if (!pipe_ef) { | |
2030 | _ckvmssts(sys$setast(0)); | |
2031 | if (!pipe_ef) { | |
2032 | unsigned long int pidcode = JPI$_PID; | |
2033 | $DESCRIPTOR(d_delay, RETRY_DELAY); | |
2034 | _ckvmssts(lib$get_ef(&pipe_ef)); | |
2035 | _ckvmssts(lib$getjpi(&pidcode,0,0,&mypid,0,0)); | |
2036 | _ckvmssts(sys$bintim(&d_delay, delaytime)); | |
2037 | } | |
2038 | if (!handler_set_up) { | |
2039 | _ckvmssts(sys$dclexh(&pipe_exitblock)); | |
2040 | handler_set_up = TRUE; | |
2041 | } | |
2042 | _ckvmssts(sys$setast(1)); | |
2043 | } | |
2044 | ||
2045 | /* see if we can find a VMSPIPE.COM */ | |
2046 | ||
2047 | tfilebuf[0] = '@'; | |
fd8cd3a3 | 2048 | vmspipe = find_vmspipe(aTHX); |
22d4bb9c CB |
2049 | if (vmspipe) { |
2050 | strcpy(tfilebuf+1,vmspipe); | |
2051 | } else { /* uh, oh...we're in tempfile hell */ | |
fd8cd3a3 | 2052 | tpipe = vmspipe_tempfile(aTHX); |
22d4bb9c CB |
2053 | if (!tpipe) { /* a fish popular in Boston */ |
2054 | if (ckWARN(WARN_PIPE)) { | |
2055 | Perl_warner(aTHX_ WARN_PIPE,"unable to find VMSPIPE.COM for i/o piping"); | |
2056 | } | |
2057 | return Nullfp; | |
2058 | } | |
2059 | fgetname(tpipe,tfilebuf+1,1); | |
2060 | } | |
2061 | vmspipedsc.dsc$a_pointer = tfilebuf; | |
2062 | vmspipedsc.dsc$w_length = strlen(tfilebuf); | |
a0d0e21e | 2063 | |
a2669cfc JH |
2064 | sts = setup_cmddsc(aTHX_ cmd,0); |
2065 | if (!(sts & 1)) { | |
2066 | switch (sts) { | |
2067 | case RMS$_FNF: case RMS$_DNF: | |
2068 | set_errno(ENOENT); break; | |
2069 | case RMS$_DIR: | |
2070 | set_errno(ENOTDIR); break; | |
2071 | case RMS$_DEV: | |
2072 | set_errno(ENODEV); break; | |
2073 | case RMS$_PRV: | |
2074 | set_errno(EACCES); break; | |
2075 | case RMS$_SYN: | |
2076 | set_errno(EINVAL); break; | |
2077 | case CLI$_BUFOVF: case RMS$_RTB: case CLI$_TKNOVF: case CLI$_RSLOVF: | |
2078 | set_errno(E2BIG); break; | |
2079 | case LIB$_INVARG: case LIB$_INVSTRDES: case SS$_ACCVIO: /* shouldn't happen */ | |
2080 | _ckvmssts(sts); /* fall through */ | |
2081 | default: /* SS$_DUPLNAM, SS$_CLI, resource exhaustion, etc. */ | |
2082 | set_errno(EVMSERR); | |
2083 | } | |
2084 | set_vaxc_errno(sts); | |
2085 | if (ckWARN(WARN_PIPE)) { | |
2086 | Perl_warner(aTHX_ WARN_PIPE,"Can't pipe \"%*s\": %s", strlen(cmd), cmd, Strerror(errno)); | |
2087 | } | |
2088 | return Nullfp; | |
2089 | } | |
22d4bb9c CB |
2090 | New(1301,info,1,Info); |
2091 | ||
2092 | info->mode = *mode; | |
2093 | info->done = FALSE; | |
2094 | info->completion = 0; | |
2095 | info->closing = FALSE; | |
2096 | info->in = 0; | |
2097 | info->out = 0; | |
2098 | info->err = 0; | |
2099 | info->in_done = TRUE; | |
2100 | info->out_done = TRUE; | |
2101 | info->err_done = TRUE; | |
0e06870b | 2102 | in[0] = out[0] = err[0] = '\0'; |
22d4bb9c CB |
2103 | |
2104 | if (*mode == 'r') { /* piping from subroutine */ | |
22d4bb9c | 2105 | |
fd8cd3a3 | 2106 | info->out = pipe_infromchild_setup(aTHX_ mbx,out); |
22d4bb9c CB |
2107 | if (info->out) { |
2108 | info->out->pipe_done = &info->out_done; | |
2109 | info->out_done = FALSE; | |
2110 | info->out->info = info; | |
2111 | } | |
2112 | info->fp = PerlIO_open(mbx, mode); | |
2113 | if (!info->fp && info->out) { | |
2114 | sys$cancel(info->out->chan_out); | |
2115 | ||
2116 | while (!info->out_done) { | |
2117 | int done; | |
2118 | _ckvmssts(sys$setast(0)); | |
2119 | done = info->out_done; | |
2120 | if (!done) _ckvmssts(sys$clref(pipe_ef)); | |
2121 | _ckvmssts(sys$setast(1)); | |
2122 | if (!done) _ckvmssts(sys$waitfr(pipe_ef)); | |
0e06870b | 2123 | } |
22d4bb9c CB |
2124 | |
2125 | if (info->out->buf) Safefree(info->out->buf); | |
2126 | Safefree(info->out); | |
2127 | Safefree(info); | |
2128 | return Nullfp; | |
0e06870b | 2129 | } |
22d4bb9c | 2130 | |
fd8cd3a3 | 2131 | info->err = pipe_mbxtofd_setup(aTHX_ fileno(stderr), err); |
22d4bb9c CB |
2132 | if (info->err) { |
2133 | info->err->pipe_done = &info->err_done; | |
2134 | info->err_done = FALSE; | |
2135 | info->err->info = info; | |
2136 | } | |
a0d0e21e | 2137 | |
22d4bb9c | 2138 | } else { /* piping to subroutine , mode=w*/ |
a0d0e21e | 2139 | |
fd8cd3a3 | 2140 | info->in = pipe_tochild_setup(aTHX_ in,mbx); |
22d4bb9c CB |
2141 | info->fp = PerlIO_open(mbx, mode); |
2142 | if (info->in) { | |
2143 | info->in->pipe_done = &info->in_done; | |
2144 | info->in_done = FALSE; | |
2145 | info->in->info = info; | |
2146 | } | |
a0d0e21e | 2147 | |
22d4bb9c CB |
2148 | /* error cleanup */ |
2149 | if (!info->fp && info->in) { | |
2150 | info->done = TRUE; | |
2151 | _ckvmssts(sys$qiow(0,info->in->chan_in, IO$_WRITEOF, 0, | |
2152 | 0, 0, 0, 0, 0, 0, 0, 0)); | |
2153 | ||
2154 | while (!info->in_done) { | |
2155 | int done; | |
2156 | _ckvmssts(sys$setast(0)); | |
2157 | done = info->in_done; | |
2158 | if (!done) _ckvmssts(sys$clref(pipe_ef)); | |
2159 | _ckvmssts(sys$setast(1)); | |
2160 | if (!done) _ckvmssts(sys$waitfr(pipe_ef)); | |
2161 | } | |
a0d0e21e | 2162 | |
22d4bb9c CB |
2163 | if (info->in->buf) Safefree(info->in->buf); |
2164 | Safefree(info->in); | |
2165 | Safefree(info); | |
0e06870b | 2166 | return Nullfp; |
22d4bb9c | 2167 | } |
a0d0e21e | 2168 | |
22d4bb9c | 2169 | |
fd8cd3a3 | 2170 | info->out = pipe_mbxtofd_setup(aTHX_ fileno(stdout), out); |
22d4bb9c CB |
2171 | if (info->out) { |
2172 | info->out->pipe_done = &info->out_done; | |
2173 | info->out_done = FALSE; | |
2174 | info->out->info = info; | |
2175 | } | |
0e06870b | 2176 | |
fd8cd3a3 | 2177 | info->err = pipe_mbxtofd_setup(aTHX_ fileno(stderr), err); |
0e06870b CB |
2178 | if (info->err) { |
2179 | info->err->pipe_done = &info->err_done; | |
2180 | info->err_done = FALSE; | |
2181 | info->err->info = info; | |
2182 | } | |
748a9306 | 2183 | } |
22d4bb9c CB |
2184 | |
2185 | symbol[MAX_DCL_SYMBOL] = '\0'; | |
2186 | ||
2187 | strncpy(symbol, in, MAX_DCL_SYMBOL); | |
2188 | d_symbol.dsc$w_length = strlen(symbol); | |
2189 | _ckvmssts(lib$set_symbol(&d_sym_in, &d_symbol, &table)); | |
2190 | ||
2191 | strncpy(symbol, err, MAX_DCL_SYMBOL); | |
2192 | d_symbol.dsc$w_length = strlen(symbol); | |
2193 | _ckvmssts(lib$set_symbol(&d_sym_err, &d_symbol, &table)); | |
2194 | ||
0e06870b CB |
2195 | strncpy(symbol, out, MAX_DCL_SYMBOL); |
2196 | d_symbol.dsc$w_length = strlen(symbol); | |
2197 | _ckvmssts(lib$set_symbol(&d_sym_out, &d_symbol, &table)); | |
22d4bb9c CB |
2198 | |
2199 | p = VMScmd.dsc$a_pointer; | |
2200 | while (*p && *p != '\n') p++; | |
2201 | *p = '\0'; /* truncate on \n */ | |
2202 | p = VMScmd.dsc$a_pointer; | |
2203 | while (*p == ' ' || *p == '\t') p++; /* remove leading whitespace */ | |
2204 | if (*p == '$') p++; /* remove leading $ */ | |
2205 | while (*p == ' ' || *p == '\t') p++; | |
2206 | strncpy(symbol, p, MAX_DCL_SYMBOL); | |
2207 | d_symbol.dsc$w_length = strlen(symbol); | |
2208 | _ckvmssts(lib$set_symbol(&d_sym_cmd, &d_symbol, &table)); | |
2209 | ||
2210 | _ckvmssts(sys$setast(0)); | |
a0d0e21e LW |
2211 | info->next=open_pipes; /* prepend to list */ |
2212 | open_pipes=info; | |
22d4bb9c | 2213 | _ckvmssts(sys$setast(1)); |
0e06870b | 2214 | _ckvmssts(lib$spawn(&vmspipedsc, &nl_desc, &nl_desc, &flags, |
22d4bb9c CB |
2215 | 0, &info->pid, &info->completion, |
2216 | 0, popen_completion_ast,info,0,0,0)); | |
2217 | ||
2218 | /* if we were using a tempfile, close it now */ | |
2219 | ||
2220 | if (tpipe) fclose(tpipe); | |
2221 | ||
2222 | /* once the subprocess is spawned, its copied the symbols and | |
2223 | we can get rid of ours */ | |
2224 | ||
2225 | _ckvmssts(lib$delete_symbol(&d_sym_cmd, &table)); | |
2226 | _ckvmssts(lib$delete_symbol(&d_sym_in, &table)); | |
2227 | _ckvmssts(lib$delete_symbol(&d_sym_err, &table)); | |
0e06870b | 2228 | _ckvmssts(lib$delete_symbol(&d_sym_out, &table)); |
22d4bb9c | 2229 | vms_execfree(aTHX); |
a0d0e21e | 2230 | |
6b88bc9c | 2231 | PL_forkprocess = info->pid; |
a0d0e21e | 2232 | return info->fp; |
1e422769 | 2233 | } /* end of safe_popen */ |
2234 | ||
2235 | ||
a15cef0c CB |
2236 | /*{{{ PerlIO *my_popen(char *cmd, char *mode)*/ |
2237 | PerlIO * | |
5c84aa53 | 2238 | Perl_my_popen(pTHX_ char *cmd, char *mode) |
1e422769 | 2239 | { |
2240 | TAINT_ENV(); | |
2241 | TAINT_PROPER("popen"); | |
45bc9206 | 2242 | PERL_FLUSHALL_FOR_CHILD; |
fd8cd3a3 | 2243 | return safe_popen(aTHX_ cmd,mode); |
a0d0e21e | 2244 | } |
1e422769 | 2245 | |
a0d0e21e LW |
2246 | /*}}}*/ |
2247 | ||
a15cef0c CB |
2248 | /*{{{ I32 my_pclose(PerlIO *fp)*/ |
2249 | I32 Perl_my_pclose(pTHX_ PerlIO *fp) | |
a0d0e21e | 2250 | { |
22d4bb9c | 2251 | pInfo info, last = NULL; |
748a9306 | 2252 | unsigned long int retsts; |
22d4bb9c | 2253 | int done, iss; |
a0d0e21e LW |
2254 | |
2255 | for (info = open_pipes; info != NULL; last = info, info = info->next) | |
2256 | if (info->fp == fp) break; | |
2257 | ||
1e422769 | 2258 | if (info == NULL) { /* no such pipe open */ |
2259 | set_errno(ECHILD); /* quoth POSIX */ | |
2260 | set_vaxc_errno(SS$_NONEXPR); | |
2261 | return -1; | |
2262 | } | |
748a9306 | 2263 | |
bbce6d69 | 2264 | /* If we were writing to a subprocess, insure that someone reading from |
2265 | * the mailbox gets an EOF. It looks like a simple fclose() doesn't | |
22d4bb9c CB |
2266 | * produce an EOF record in the mailbox. |
2267 | * | |
2268 | * well, at least sometimes it *does*, so we have to watch out for | |
2269 | * the first EOF closing the pipe (and DASSGN'ing the channel)... | |
2270 | */ | |
2271 | ||
a15cef0c | 2272 | PerlIO_flush(info->fp); /* first, flush data */ |
22d4bb9c | 2273 | |
b08af3f0 | 2274 | _ckvmssts(sys$setast(0)); |
22d4bb9c CB |
2275 | info->closing = TRUE; |
2276 | done = info->done && info->in_done && info->out_done && info->err_done; | |
2277 | /* hanging on write to Perl's input? cancel it */ | |
2278 | if (info->mode == 'r' && info->out && !info->out_done) { | |
2279 | if (info->out->chan_out) { | |
2280 | _ckvmssts(sys$cancel(info->out->chan_out)); | |
2281 | if (!info->out->chan_in) { /* EOF generation, need AST */ | |
2282 | _ckvmssts(sys$dclast(pipe_infromchild_ast,info->out,0)); | |
2283 | } | |
2284 | } | |
2285 | } | |
2286 | if (info->in && !info->in_done && !info->in->shut_on_empty) /* EOF if hasn't had one yet */ | |
2287 | _ckvmssts(sys$qio(0,info->in->chan_in,IO$_WRITEOF,0,0,0, | |
2288 | 0, 0, 0, 0, 0, 0)); | |
b08af3f0 | 2289 | _ckvmssts(sys$setast(1)); |
740ce14c | 2290 | PerlIO_close(info->fp); |
c07a80fd | 2291 | |
22d4bb9c CB |
2292 | /* |
2293 | we have to wait until subprocess completes, but ALSO wait until all | |
2294 | the i/o completes...otherwise we'll be freeing the "info" structure | |
2295 | that the i/o ASTs could still be using... | |
2296 | */ | |
2297 | ||
2298 | while (!done) { | |
2299 | _ckvmssts(sys$setast(0)); | |
2300 | done = info->done && info->in_done && info->out_done && info->err_done; | |
2301 | if (!done) _ckvmssts(sys$clref(pipe_ef)); | |
2302 | _ckvmssts(sys$setast(1)); | |
2303 | if (!done) _ckvmssts(sys$waitfr(pipe_ef)); | |
2304 | } | |
2305 | retsts = info->completion; | |
a0d0e21e | 2306 | |
a0d0e21e | 2307 | /* remove from list of open pipes */ |
b08af3f0 | 2308 | _ckvmssts(sys$setast(0)); |
a0d0e21e LW |
2309 | if (last) last->next = info->next; |
2310 | else open_pipes = info->next; | |
b08af3f0 | 2311 | _ckvmssts(sys$setast(1)); |
22d4bb9c CB |
2312 | |
2313 | /* free buffers and structures */ | |
2314 | ||
2315 | if (info->in) { | |
2316 | if (info->in->buf) Safefree(info->in->buf); | |
2317 | Safefree(info->in); | |
2318 | } | |
2319 | if (info->out) { | |
2320 | if (info->out->buf) Safefree(info->out->buf); | |
2321 | Safefree(info->out); | |
2322 | } | |
2323 | if (info->err) { | |
2324 | if (info->err->buf) Safefree(info->err->buf); | |
2325 | Safefree(info->err); | |
2326 | } | |
a0d0e21e LW |
2327 | Safefree(info); |
2328 | ||
2329 | return retsts; | |
748a9306 | 2330 | |
a0d0e21e LW |
2331 | } /* end of my_pclose() */ |
2332 | ||
a0d0e21e | 2333 | /* sort-of waitpid; use only with popen() */ |
4fdae800 | 2334 | /*{{{Pid_t my_waitpid(Pid_t pid, int *statusp, int flags)*/ |
2335 | Pid_t | |
fd8cd3a3 | 2336 | Perl_my_waitpid(pTHX_ Pid_t pid, int *statusp, int flags) |
a0d0e21e | 2337 | { |
22d4bb9c CB |
2338 | pInfo info; |
2339 | int done; | |
a0d0e21e LW |
2340 | |
2341 | for (info = open_pipes; info != NULL; info = info->next) | |
2342 | if (info->pid == pid) break; | |
2343 | ||
2344 | if (info != NULL) { /* we know about this child */ | |
748a9306 | 2345 | while (!info->done) { |
22d4bb9c CB |
2346 | _ckvmssts(sys$setast(0)); |
2347 | done = info->done; | |
2348 | if (!done) _ckvmssts(sys$clref(pipe_ef)); | |
2349 | _ckvmssts(sys$setast(1)); | |
2350 | if (!done) _ckvmssts(sys$waitfr(pipe_ef)); | |
a0d0e21e LW |
2351 | } |
2352 | ||
2353 | *statusp = info->completion; | |
2354 | return pid; | |
2355 | } | |
2356 | else { /* we haven't heard of this child */ | |
2357 | $DESCRIPTOR(intdsc,"0 00:00:01"); | |
2358 | unsigned long int ownercode = JPI$_OWNER, ownerpid, mypid; | |
748a9306 | 2359 | unsigned long int interval[2],sts; |
a0d0e21e | 2360 | |
3eeba6fb | 2361 | if (ckWARN(WARN_EXEC)) { |
748a9306 LW |
2362 | _ckvmssts(lib$getjpi(&ownercode,&pid,0,&ownerpid,0,0)); |
2363 | _ckvmssts(lib$getjpi(&ownercode,0,0,&mypid,0,0)); | |
2364 | if (ownerpid != mypid) | |
5c84aa53 | 2365 | Perl_warner(aTHX_ WARN_EXEC,"pid %x not a child",pid); |
748a9306 | 2366 | } |
a0d0e21e | 2367 | |
748a9306 | 2368 | _ckvmssts(sys$bintim(&intdsc,interval)); |
a0d0e21e | 2369 | while ((sts=lib$getjpi(&ownercode,&pid,0,&ownerpid,0,0)) & 1) { |
748a9306 LW |
2370 | _ckvmssts(sys$schdwk(0,0,interval,0)); |
2371 | _ckvmssts(sys$hiber()); | |
a0d0e21e | 2372 | } |
22d4bb9c | 2373 | if (sts == SS$_NONEXPR) sts = SS$_NORMAL; |
748a9306 | 2374 | _ckvmssts(sts); |
a0d0e21e LW |
2375 | |
2376 | /* There's no easy way to find the termination status a child we're | |
2377 | * not aware of beforehand. If we're really interested in the future, | |
2378 | * we can go looking for a termination mailbox, or chase after the | |
2379 | * accounting record for the process. | |
2380 | */ | |
2381 | *statusp = 0; | |
2382 | return pid; | |
2383 | } | |
2384 | ||
2385 | } /* end of waitpid() */ | |
a0d0e21e LW |
2386 | /*}}}*/ |
2387 | /*}}}*/ | |
2388 | /*}}}*/ | |
2389 | ||
2390 | /*{{{ char *my_gconvert(double val, int ndig, int trail, char *buf) */ | |
2391 | char * | |
2392 | my_gconvert(double val, int ndig, int trail, char *buf) | |
2393 | { | |
2394 | static char __gcvtbuf[DBL_DIG+1]; | |
2395 | char *loc; | |
2396 | ||
2397 | loc = buf ? buf : __gcvtbuf; | |
71be2cbc | 2398 | |
2399 | #ifndef __DECC /* VAXCRTL gcvt uses E format for numbers < 1 */ | |
2400 | if (val < 1) { | |
2401 | sprintf(loc,"%.*g",ndig,val); | |
2402 | return loc; | |
2403 | } | |
2404 | #endif | |
2405 | ||
a0d0e21e LW |
2406 | if (val) { |
2407 | if (!buf && ndig > DBL_DIG) ndig = DBL_DIG; | |
2408 | return gcvt(val,ndig,loc); | |
2409 | } | |
2410 | else { | |
2411 | loc[0] = '0'; loc[1] = '\0'; | |
2412 | return loc; | |
2413 | } | |
2414 | ||
2415 | } | |
2416 | /*}}}*/ | |
2417 | ||
bbce6d69 | 2418 | |
2419 | /*{{{char *do_rmsexpand(char *fspec, char *out, int ts, char *def, unsigned opts)*/ | |
2420 | /* Shortcut for common case of simple calls to $PARSE and $SEARCH | |
2421 | * to expand file specification. Allows for a single default file | |
2422 | * specification and a simple mask of options. If outbuf is non-NULL, | |
2423 | * it must point to a buffer at least NAM$C_MAXRSS bytes long, into which | |
2424 | * the resultant file specification is placed. If outbuf is NULL, the | |
2425 | * resultant file specification is placed into a static buffer. | |
2426 | * The third argument, if non-NULL, is taken to be a default file | |
2427 | * specification string. The fourth argument is unused at present. | |
2428 | * rmesexpand() returns the address of the resultant string if | |
2429 | * successful, and NULL on error. | |
2430 | */ | |
4b19af01 | 2431 | static char *mp_do_tounixspec(pTHX_ char *, char *, int); |
96e4d5b1 | 2432 | |
bbce6d69 | 2433 | static char * |
4b19af01 | 2434 | mp_do_rmsexpand(pTHX_ char *filespec, char *outbuf, int ts, char *defspec, unsigned opts) |
bbce6d69 | 2435 | { |
2436 | static char __rmsexpand_retbuf[NAM$C_MAXRSS+1]; | |
96e4d5b1 | 2437 | char vmsfspec[NAM$C_MAXRSS+1], tmpfspec[NAM$C_MAXRSS+1]; |
bbce6d69 | 2438 | char esa[NAM$C_MAXRSS], *cp, *out = NULL; |
2439 | struct FAB myfab = cc$rms_fab; | |
2440 | struct NAM mynam = cc$rms_nam; | |
2441 | STRLEN speclen; | |
3eeba6fb | 2442 | unsigned long int retsts, trimver, trimtype, haslower = 0, isunix = 0; |
bbce6d69 | 2443 | |
2444 | if (!filespec || !*filespec) { | |
2445 | set_vaxc_errno(LIB$_INVARG); set_errno(EINVAL); | |
2446 | return NULL; | |
2447 | } | |
2448 | if (!outbuf) { | |
fc36a67e | 2449 | if (ts) out = New(1319,outbuf,NAM$C_MAXRSS+1,char); |
bbce6d69 | 2450 | else outbuf = __rmsexpand_retbuf; |
2451 | } | |
96e4d5b1 | 2452 | if ((isunix = (strchr(filespec,'/') != NULL))) { |
2453 | if (do_tovmsspec(filespec,vmsfspec,0) == NULL) return NULL; | |
2454 | filespec = vmsfspec; | |
2455 | } | |
bbce6d69 | 2456 | |
2457 | myfab.fab$l_fna = filespec; | |
2458 | myfab.fab$b_fns = strlen(filespec); | |
2459 | myfab.fab$l_nam = &mynam; | |
2460 | ||
2461 | if (defspec && *defspec) { | |
96e4d5b1 | 2462 | if (strchr(defspec,'/') != NULL) { |
2463 | if (do_tovmsspec(defspec,tmpfspec,0) == NULL) return NULL; | |
2464 | defspec = tmpfspec; | |
2465 | } | |
bbce6d69 | 2466 | myfab.fab$l_dna = defspec; |
2467 | myfab.fab$b_dns = strlen(defspec); | |
2468 | } | |
2469 | ||
2470 | mynam.nam$l_esa = esa; | |
2471 | mynam.nam$b_ess = sizeof esa; | |
2472 | mynam.nam$l_rsa = outbuf; | |
2473 | mynam.nam$b_rss = NAM$C_MAXRSS; | |
2474 | ||
2475 | retsts = sys$parse(&myfab,0,0); | |
2476 | if (!(retsts & 1)) { | |
17f28c40 | 2477 | mynam.nam$b_nop |= NAM$M_SYNCHK; |
f282b18d | 2478 | if (retsts == RMS$_DNF || retsts == RMS$_DIR || retsts == RMS$_DEV) { |
bbce6d69 | 2479 | retsts = sys$parse(&myfab,0,0); |
2480 | if (retsts & 1) goto expanded; | |
2481 | } | |
17f28c40 CB |
2482 | mynam.nam$l_rlf = NULL; myfab.fab$b_dns = 0; |
2483 | (void) sys$parse(&myfab,0,0); /* Free search context */ | |
bbce6d69 | 2484 | if (out) Safefree(out); |
2485 | set_vaxc_errno(retsts); | |
2486 | if (retsts == RMS$_PRV) set_errno(EACCES); | |
2487 | else if (retsts == RMS$_DEV) set_errno(ENODEV); | |
2488 | else if (retsts == RMS$_DIR) set_errno(ENOTDIR); | |
2489 | else set_errno(EVMSERR); | |
2490 | return NULL; | |
2491 | } | |
2492 | retsts = sys$search(&myfab,0,0); | |
2493 | if (!(retsts & 1) && retsts != RMS$_FNF) { | |
17f28c40 CB |
2494 | mynam.nam$b_nop |= NAM$M_SYNCHK; mynam.nam$l_rlf = NULL; |
2495 | myfab.fab$b_dns = 0; (void) sys$parse(&myfab,0,0); /* Free search context */ | |
bbce6d69 | 2496 | if (out) Safefree(out); |
2497 | set_vaxc_errno(retsts); | |
2498 | if (retsts == RMS$_PRV) set_errno(EACCES); | |
2499 | else set_errno(EVMSERR); | |
2500 | return NULL; | |
2501 | } | |
2502 | ||
2503 | /* If the input filespec contained any lowercase characters, | |
2504 | * downcase the result for compatibility with Unix-minded code. */ | |
2505 | expanded: | |
2506 | for (out = myfab.fab$l_fna; *out; out++) | |
2507 | if (islower(*out)) { haslower = 1; break; } | |
2508 | if (mynam.nam$b_rsl) { out = outbuf; speclen = mynam.nam$b_rsl; } | |
2509 | else { out = esa; speclen = mynam.nam$b_esl; } | |
3eeba6fb CB |
2510 | /* Trim off null fields added by $PARSE |
2511 | * If type > 1 char, must have been specified in original or default spec | |
2512 | * (not true for version; $SEARCH may have added version of existing file). | |
2513 | */ | |
2514 | trimver = !(mynam.nam$l_fnb & NAM$M_EXP_VER); | |
2515 | trimtype = !(mynam.nam$l_fnb & NAM$M_EXP_TYPE) && | |
2516 | (mynam.nam$l_ver - mynam.nam$l_type == 1); | |
2517 | if (trimver || trimtype) { | |
2518 | if (defspec && *defspec) { | |
2519 | char defesa[NAM$C_MAXRSS]; | |
2520 | struct FAB deffab = cc$rms_fab; | |
2521 | struct NAM defnam = cc$rms_nam; | |
2522 | ||
2523 | deffab.fab$l_nam = &defnam; | |
2524 | deffab.fab$l_fna = defspec; deffab.fab$b_fns = myfab.fab$b_dns; | |
2525 | defnam.nam$l_esa = defesa; defnam.nam$b_ess = sizeof defesa; | |
2526 | defnam.nam$b_nop = NAM$M_SYNCHK; | |
2527 | if (sys$parse(&deffab,0,0) & 1) { | |
2528 | if (trimver) trimver = !(defnam.nam$l_fnb & NAM$M_EXP_VER); | |
2529 | if (trimtype) trimtype = !(defnam.nam$l_fnb & NAM$M_EXP_TYPE); | |
2530 | } | |
2531 | } | |
2532 | if (trimver) speclen = mynam.nam$l_ver - out; | |
2533 | if (trimtype) { | |
2534 | /* If we didn't already trim version, copy down */ | |
2535 | if (speclen > mynam.nam$l_ver - out) | |
2536 | memcpy(mynam.nam$l_type, mynam.nam$l_ver, | |
2537 | speclen - (mynam.nam$l_ver - out)); | |
2538 | speclen -= mynam.nam$l_ver - mynam.nam$l_type; | |
2539 | } | |
2540 | } | |
bbce6d69 | 2541 | /* If we just had a directory spec on input, $PARSE "helpfully" |
2542 | * adds an empty name and type for us */ | |
2543 | if (mynam.nam$l_name == mynam.nam$l_type && | |
2544 | mynam.nam$l_ver == mynam.nam$l_type + 1 && | |
2545 | !(mynam.nam$l_fnb & NAM$M_EXP_NAME)) | |
2546 | speclen = mynam.nam$l_name - out; | |
2547 | out[speclen] = '\0'; | |
2548 | if (haslower) __mystrtolower(out); | |
2549 | ||
2550 | /* Have we been working with an expanded, but not resultant, spec? */ | |
96e4d5b1 | 2551 | /* Also, convert back to Unix syntax if necessary. */ |
2552 | if (!mynam.nam$b_rsl) { | |
2553 | if (isunix) { | |
2554 | if (do_tounixspec(esa,outbuf,0) == NULL) return NULL; | |
2555 | } | |
2556 | else strcpy(outbuf,esa); | |
2557 | } | |
2558 | else if (isunix) { | |
2559 | if (do_tounixspec(outbuf,tmpfspec,0) == NULL) return NULL; | |
2560 | strcpy(outbuf,tmpfspec); | |
2561 | } | |
17f28c40 CB |
2562 | mynam.nam$b_nop |= NAM$M_SYNCHK; mynam.nam$l_rlf = NULL; |
2563 | mynam.nam$l_rsa = NULL; mynam.nam$b_rss = 0; | |
2564 | myfab.fab$b_dns = 0; (void) sys$parse(&myfab,0,0); /* Free search context */ | |
bbce6d69 | 2565 | return outbuf; |
2566 | } | |
2567 | /*}}}*/ | |
2568 | /* External entry points */ | |
4b19af01 | 2569 | char *Perl_rmsexpand(pTHX_ char *spec, char *buf, char *def, unsigned opt) |
bbce6d69 | 2570 | { return do_rmsexpand(spec,buf,0,def,opt); } |
4b19af01 | 2571 | char *Perl_rmsexpand_ts(pTHX_ char *spec, char *buf, char *def, unsigned opt) |
bbce6d69 | 2572 | { return do_rmsexpand(spec,buf,1,def,opt); } |
2573 | ||
2574 | ||
a0d0e21e LW |
2575 | /* |
2576 | ** The following routines are provided to make life easier when | |
2577 | ** converting among VMS-style and Unix-style directory specifications. | |
2578 | ** All will take input specifications in either VMS or Unix syntax. On | |
2579 | ** failure, all return NULL. If successful, the routines listed below | |
748a9306 | 2580 | ** return a pointer to a buffer containing the appropriately |
a0d0e21e LW |
2581 | ** reformatted spec (and, therefore, subsequent calls to that routine |
2582 | ** will clobber the result), while the routines of the same names with | |
2583 | ** a _ts suffix appended will return a pointer to a mallocd string | |
2584 | ** containing the appropriately reformatted spec. | |
2585 | ** In all cases, only explicit syntax is altered; no check is made that | |
2586 | ** the resulting string is valid or that the directory in question | |
2587 | ** actually exists. | |
2588 | ** | |
2589 | ** fileify_dirspec() - convert a directory spec into the name of the | |
2590 | ** directory file (i.e. what you can stat() to see if it's a dir). | |
2591 | ** The style (VMS or Unix) of the result is the same as the style | |
2592 | ** of the parameter passed in. | |
2593 | ** pathify_dirspec() - convert a directory spec into a path (i.e. | |
2594 | ** what you prepend to a filename to indicate what directory it's in). | |
2595 | ** The style (VMS or Unix) of the result is the same as the style | |
2596 | ** of the parameter passed in. | |
2597 | ** tounixpath() - convert a directory spec into a Unix-style path. | |
2598 | ** tovmspath() - convert a directory spec into a VMS-style path. | |
2599 | ** tounixspec() - convert any file spec into a Unix-style file spec. | |
2600 | ** tovmsspec() - convert any file spec into a VMS-style spec. | |
e518068a | 2601 | ** |
bd3fa61c | 2602 | ** Copyright 1996 by Charles Bailey <bailey@newman.upenn.edu> |
01b8edb6 | 2603 | ** Permission is given to distribute this code as part of the Perl |
2604 | ** standard distribution under the terms of the GNU General Public | |
2605 | ** License or the Perl Artistic License. Copies of each may be | |
2606 | ** found in the Perl standard distribution. | |
a0d0e21e LW |
2607 | */ |
2608 | ||
2609 | /*{{{ char *fileify_dirspec[_ts](char *path, char *buf)*/ | |
4b19af01 | 2610 | static char *mp_do_fileify_dirspec(pTHX_ char *dir,char *buf,int ts) |
a0d0e21e LW |
2611 | { |
2612 | static char __fileify_retbuf[NAM$C_MAXRSS+1]; | |
b7ae7a0d | 2613 | unsigned long int dirlen, retlen, addmfd = 0, hasfilename = 0; |
a0d0e21e | 2614 | char *retspec, *cp1, *cp2, *lastdir; |
61bb5906 | 2615 | char trndir[NAM$C_MAXRSS+2], vmsdir[NAM$C_MAXRSS+1]; |
a0d0e21e | 2616 | |
c07a80fd | 2617 | if (!dir || !*dir) { |
2618 | set_errno(EINVAL); set_vaxc_errno(SS$_BADPARAM); return NULL; | |
2619 | } | |
a0d0e21e | 2620 | dirlen = strlen(dir); |
a2a90019 | 2621 | while (dirlen && dir[dirlen-1] == '/') --dirlen; |
61bb5906 CB |
2622 | if (!dirlen) { /* We had Unixish '/' -- substitute top of current tree */ |
2623 | strcpy(trndir,"/sys$disk/000000"); | |
2624 | dir = trndir; | |
2625 | dirlen = 16; | |
2626 | } | |
2627 | if (dirlen > NAM$C_MAXRSS) { | |
2628 | set_errno(ENAMETOOLONG); set_vaxc_errno(RMS$_SYN); return NULL; | |
c07a80fd | 2629 | } |
e518068a | 2630 | if (!strpbrk(dir+1,"/]>:")) { |
2631 | strcpy(trndir,*dir == '/' ? dir + 1: dir); | |
c07a80fd | 2632 | while (!strpbrk(trndir,"/]>:>") && my_trnlnm(trndir,trndir,0)) ; |
e518068a | 2633 | dir = trndir; |
2634 | dirlen = strlen(dir); | |
2635 | } | |
01b8edb6 | 2636 | else { |
2637 | strncpy(trndir,dir,dirlen); | |
2638 | trndir[dirlen] = '\0'; | |
2639 | dir = trndir; | |
2640 | } | |
c07a80fd | 2641 | /* If we were handed a rooted logical name or spec, treat it like a |
2642 | * simple directory, so that | |
2643 | * $ Define myroot dev:[dir.] | |
2644 | * ... do_fileify_dirspec("myroot",buf,1) ... | |
2645 | * does something useful. | |
2646 | */ | |
a2a90019 | 2647 | if (dirlen >= 2 && !strcmp(dir+dirlen-2,".]")) { |
c07a80fd | 2648 | dir[--dirlen] = '\0'; |
2649 | dir[dirlen-1] = ']'; | |
2650 | } | |
e518068a | 2651 | |
b7ae7a0d | 2652 | if ((cp1 = strrchr(dir,']')) != NULL || (cp1 = strrchr(dir,'>')) != NULL) { |
2653 | /* If we've got an explicit filename, we can just shuffle the string. */ | |
2654 | if (*(cp1+1)) hasfilename = 1; | |
2655 | /* Similarly, we can just back up a level if we've got multiple levels | |
2656 | of explicit directories in a VMS spec which ends with directories. */ | |
2657 | else { | |
2658 | for (cp2 = cp1; cp2 > dir; cp2--) { | |
2659 | if (*cp2 == '.') { | |
2660 | *cp2 = *cp1; *cp1 = '\0'; | |
2661 | hasfilename = 1; | |
2662 | break; | |
2663 | } | |
2664 | if (*cp2 == '[' || *cp2 == '<') break; | |
2665 | } | |
2666 | } | |
2667 | } | |
2668 | ||
2669 | if (hasfilename || !strpbrk(dir,"]:>")) { /* Unix-style path or filename */ | |
748a9306 LW |
2670 | if (dir[0] == '.') { |
2671 | if (dir[1] == '\0' || (dir[1] == '/' && dir[2] == '\0')) | |
2672 | return do_fileify_dirspec("[]",buf,ts); | |
2673 | else if (dir[1] == '.' && | |
2674 | (dir[2] == '\0' || (dir[2] == '/' && dir[3] == '\0'))) | |
2675 | return do_fileify_dirspec("[-]",buf,ts); | |
2676 | } | |
a2a90019 | 2677 | if (dirlen && dir[dirlen-1] == '/') { /* path ends with '/'; just add .dir;1 */ |
a0d0e21e LW |
2678 | dirlen -= 1; /* to last element */ |
2679 | lastdir = strrchr(dir,'/'); | |
2680 | } | |
01b8edb6 | 2681 | else if ((cp1 = strstr(dir,"/.")) != NULL) { |
2682 | /* If we have "/." or "/..", VMSify it and let the VMS code | |
2683 | * below expand it, rather than repeating the code to handle | |
2684 | * relative components of a filespec here */ | |
4633a7c4 LW |
2685 | do { |
2686 | if (*(cp1+2) == '.') cp1++; | |
2687 | if (*(cp1+2) == '/' || *(cp1+2) == '\0') { | |
01b8edb6 | 2688 | if (do_tovmsspec(dir,vmsdir,0) == NULL) return NULL; |
fc1ce8cc CB |
2689 | if (strchr(vmsdir,'/') != NULL) { |
2690 | /* If do_tovmsspec() returned it, it must have VMS syntax | |
2691 | * delimiters in it, so it's a mixed VMS/Unix spec. We take | |
2692 | * the time to check this here only so we avoid a recursion | |
2693 | * loop; otherwise, gigo. | |
2694 | */ | |
2695 | set_errno(EINVAL); set_vaxc_errno(RMS$_SYN); return NULL; | |
2696 | } | |
01b8edb6 | 2697 | if (do_fileify_dirspec(vmsdir,trndir,0) == NULL) return NULL; |
2698 | return do_tounixspec(trndir,buf,ts); | |
4633a7c4 LW |
2699 | } |
2700 | cp1++; | |
2701 | } while ((cp1 = strstr(cp1,"/.")) != NULL); | |
17f28c40 | 2702 | lastdir = strrchr(dir,'/'); |
748a9306 | 2703 | } |
a2a90019 | 2704 | else if (dirlen >= 7 && !strcmp(&dir[dirlen-7],"/000000")) { |
61bb5906 CB |
2705 | /* Ditto for specs that end in an MFD -- let the VMS code |
2706 | * figure out whether it's a real device or a rooted logical. */ | |
2707 | dir[dirlen] = '/'; dir[dirlen+1] = '\0'; | |
2708 | if (do_tovmsspec(dir,vmsdir,0) == NULL) return NULL; | |
2709 | if (do_fileify_dirspec(vmsdir,trndir,0) == NULL) return NULL; | |
2710 | return do_tounixspec(trndir,buf,ts); | |
2711 | } | |
a0d0e21e | 2712 | else { |
b7ae7a0d | 2713 | if ( !(lastdir = cp1 = strrchr(dir,'/')) && |
2714 | !(lastdir = cp1 = strrchr(dir,']')) && | |
2715 | !(lastdir = cp1 = strrchr(dir,'>'))) cp1 = dir; | |
a0d0e21e | 2716 | if ((cp2 = strchr(cp1,'.'))) { /* look for explicit type */ |
b7ae7a0d | 2717 | int ver; char *cp3; |
2718 | if (!*(cp2+1) || toupper(*(cp2+1)) != 'D' || /* Wrong type. */ | |
2719 | !*(cp2+2) || toupper(*(cp2+2)) != 'I' || /* Bzzt. */ | |
2720 | !*(cp2+3) || toupper(*(cp2+3)) != 'R' || | |
2721 | (*(cp2+4) && ((*(cp2+4) != ';' && *(cp2+4) != '.') || | |
2722 | (*(cp2+5) && ((ver = strtol(cp2+5,&cp3,10)) != 1 && | |
2723 | (ver || *cp3)))))) { | |
2724 | set_errno(ENOTDIR); | |
748a9306 | 2725 | set_vaxc_errno(RMS$_DIR); |
a0d0e21e LW |
2726 | return NULL; |
2727 | } | |
b7ae7a0d | 2728 | dirlen = cp2 - dir; |
a0d0e21e | 2729 | } |
748a9306 LW |
2730 | } |
2731 | /* If we lead off with a device or rooted logical, add the MFD | |
2732 | if we're specifying a top-level directory. */ | |
2733 | if (lastdir && *dir == '/') { | |
2734 | addmfd = 1; | |
2735 | for (cp1 = lastdir - 1; cp1 > dir; cp1--) { | |
2736 | if (*cp1 == '/') { | |
2737 | addmfd = 0; | |
2738 | break; | |
a0d0e21e LW |
2739 | } |
2740 | } | |
748a9306 | 2741 | } |
4633a7c4 | 2742 | retlen = dirlen + (addmfd ? 13 : 6); |
748a9306 | 2743 | if (buf) retspec = buf; |
fc36a67e | 2744 | else if (ts) New(1309,retspec,retlen+1,char); |
748a9306 LW |
2745 | else retspec = __fileify_retbuf; |
2746 | if (addmfd) { | |
2747 | dirlen = lastdir - dir; | |
2748 | memcpy(retspec,dir,dirlen); | |
2749 | strcpy(&retspec[dirlen],"/000000"); | |
2750 | strcpy(&retspec[dirlen+7],lastdir); | |
2751 | } | |
2752 | else { | |
2753 | memcpy(retspec,dir,dirlen); | |
2754 | retspec[dirlen] = '\0'; | |
a0d0e21e LW |
2755 | } |
2756 | /* We've picked up everything up to the directory file name. | |
2757 | Now just add the type and version, and we're set. */ | |
2758 | strcat(retspec,".dir;1"); | |
2759 | return retspec; | |
2760 | } | |
2761 | else { /* VMS-style directory spec */ | |
01b8edb6 | 2762 | char esa[NAM$C_MAXRSS+1], term, *cp; |
2763 | unsigned long int sts, cmplen, haslower = 0; | |
a0d0e21e LW |
2764 | struct FAB dirfab = cc$rms_fab; |
2765 | struct NAM savnam, dirnam = cc$rms_nam; | |
2766 | ||
2767 | dirfab.fab$b_fns = strlen(dir); | |
2768 | dirfab.fab$l_fna = dir; | |
2769 | dirfab.fab$l_nam = &dirnam; | |
748a9306 LW |
2770 | dirfab.fab$l_dna = ".DIR;1"; |
2771 | dirfab.fab$b_dns = 6; | |
a0d0e21e LW |
2772 | dirnam.nam$b_ess = NAM$C_MAXRSS; |
2773 | dirnam.nam$l_esa = esa; | |
01b8edb6 | 2774 | |
2775 | for (cp = dir; *cp; cp++) | |
2776 | if (islower(*cp)) { haslower = 1; break; } | |
e518068a | 2777 | if (!((sts = sys$parse(&dirfab))&1)) { |
2778 | if (dirfab.fab$l_sts == RMS$_DIR) { | |
2779 | dirnam.nam$b_nop |= NAM$M_SYNCHK; | |
2780 | sts = sys$parse(&dirfab) & 1; | |
2781 | } | |
2782 | if (!sts) { | |
748a9306 LW |
2783 | set_errno(EVMSERR); |
2784 | set_vaxc_errno(dirfab.fab$l_sts); | |
a0d0e21e LW |
2785 | return NULL; |
2786 | } | |
e518068a | 2787 | } |
2788 | else { | |
2789 | savnam = dirnam; | |
2790 | if (sys$search(&dirfab)&1) { /* Does the file really exist? */ | |
2791 | /* Yes; fake the fnb bits so we'll check type below */ | |
2792 | dirnam.nam$l_fnb |= NAM$M_EXP_TYPE | NAM$M_EXP_VER; | |
2793 | } | |
752635ea CB |
2794 | else { /* No; just work with potential name */ |
2795 | if (dirfab.fab$l_sts == RMS$_FNF) dirnam = savnam; | |
2796 | else { | |
2797 | set_errno(EVMSERR); set_vaxc_errno(dirfab.fab$l_sts); | |
2798 | dirnam.nam$b_nop |= NAM$M_SYNCHK; dirnam.nam$l_rlf = NULL; | |
2799 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
e518068a | 2800 | return NULL; |
2801 | } | |
e518068a | 2802 | } |
a0d0e21e | 2803 | } |
748a9306 LW |
2804 | if (!(dirnam.nam$l_fnb & (NAM$M_EXP_DEV | NAM$M_EXP_DIR))) { |
2805 | cp1 = strchr(esa,']'); | |
2806 | if (!cp1) cp1 = strchr(esa,'>'); | |
2807 | if (cp1) { /* Should always be true */ | |
2808 | dirnam.nam$b_esl -= cp1 - esa - 1; | |
2809 | memcpy(esa,cp1 + 1,dirnam.nam$b_esl); | |
2810 | } | |
2811 | } | |
a0d0e21e LW |
2812 | if (dirnam.nam$l_fnb & NAM$M_EXP_TYPE) { /* Was type specified? */ |
2813 | /* Yep; check version while we're at it, if it's there. */ | |
2814 | cmplen = (dirnam.nam$l_fnb & NAM$M_EXP_VER) ? 6 : 4; | |
2815 | if (strncmp(dirnam.nam$l_type,".DIR;1",cmplen)) { | |
2816 | /* Something other than .DIR[;1]. Bzzt. */ | |
752635ea CB |
2817 | dirnam.nam$b_nop |= NAM$M_SYNCHK; dirnam.nam$l_rlf = NULL; |
2818 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
748a9306 LW |
2819 | set_errno(ENOTDIR); |
2820 | set_vaxc_errno(RMS$_DIR); | |
a0d0e21e LW |
2821 | return NULL; |
2822 | } | |
748a9306 LW |
2823 | } |
2824 | esa[dirnam.nam$b_esl] = '\0'; | |
2825 | if (dirnam.nam$l_fnb & NAM$M_EXP_NAME) { | |
2826 | /* They provided at least the name; we added the type, if necessary, */ | |
2827 | if (buf) retspec = buf; /* in sys$parse() */ | |
fc36a67e | 2828 | else if (ts) New(1311,retspec,dirnam.nam$b_esl+1,char); |
748a9306 LW |
2829 | else retspec = __fileify_retbuf; |
2830 | strcpy(retspec,esa); | |
752635ea CB |
2831 | dirnam.nam$b_nop |= NAM$M_SYNCHK; dirnam.nam$l_rlf = NULL; |
2832 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
748a9306 LW |
2833 | return retspec; |
2834 | } | |
c07a80fd | 2835 | if ((cp1 = strstr(esa,".][000000]")) != NULL) { |
2836 | for (cp2 = cp1 + 9; *cp2; cp1++,cp2++) *cp1 = *cp2; | |
2837 | *cp1 = '\0'; | |
2838 | dirnam.nam$b_esl -= 9; | |
2839 | } | |
748a9306 | 2840 | if ((cp1 = strrchr(esa,']')) == NULL) cp1 = strrchr(esa,'>'); |
752635ea CB |
2841 | if (cp1 == NULL) { /* should never happen */ |
2842 | dirnam.nam$b_nop |= NAM$M_SYNCHK; dirnam.nam$l_rlf = NULL; | |
2843 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
2844 | return NULL; | |
2845 | } | |
748a9306 LW |
2846 | term = *cp1; |
2847 | *cp1 = '\0'; | |
2848 | retlen = strlen(esa); | |
2849 | if ((cp1 = strrchr(esa,'.')) != NULL) { | |
2850 | /* There's more than one directory in the path. Just roll back. */ | |
2851 | *cp1 = term; | |
2852 | if (buf) retspec = buf; | |
fc36a67e | 2853 | else if (ts) New(1311,retspec,retlen+7,char); |
748a9306 LW |
2854 | else retspec = __fileify_retbuf; |
2855 | strcpy(retspec,esa); | |
a0d0e21e LW |
2856 | } |
2857 | else { | |
748a9306 LW |
2858 | if (dirnam.nam$l_fnb & NAM$M_ROOT_DIR) { |
2859 | /* Go back and expand rooted logical name */ | |
2860 | dirnam.nam$b_nop = NAM$M_SYNCHK | NAM$M_NOCONCEAL; | |
2861 | if (!(sys$parse(&dirfab) & 1)) { | |
752635ea CB |
2862 | dirnam.nam$l_rlf = NULL; |
2863 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
748a9306 LW |
2864 | set_errno(EVMSERR); |
2865 | set_vaxc_errno(dirfab.fab$l_sts); | |
2866 | return NULL; | |
2867 | } | |
2868 | retlen = dirnam.nam$b_esl - 9; /* esa - '][' - '].DIR;1' */ | |
a0d0e21e | 2869 | if (buf) retspec = buf; |
fc36a67e | 2870 | else if (ts) New(1312,retspec,retlen+16,char); |
a0d0e21e | 2871 | else retspec = __fileify_retbuf; |
748a9306 LW |
2872 | cp1 = strstr(esa,"]["); |
2873 | dirlen = cp1 - esa; | |
2874 | memcpy(retspec,esa,dirlen); | |
2875 | if (!strncmp(cp1+2,"000000]",7)) { | |
2876 | retspec[dirlen-1] = '\0'; | |
4633a7c4 LW |
2877 | for (cp1 = retspec+dirlen-1; *cp1 != '.' && *cp1 != '['; cp1--) ; |
2878 | if (*cp1 == '.') *cp1 = ']'; | |
2879 | else { | |
2880 | memmove(cp1+8,cp1+1,retspec+dirlen-cp1); | |
2881 | memcpy(cp1+1,"000000]",7); | |
2882 | } | |
748a9306 LW |
2883 | } |
2884 | else { | |
2885 | memcpy(retspec+dirlen,cp1+2,retlen-dirlen); | |
2886 | retspec[retlen] = '\0'; | |
2887 | /* Convert last '.' to ']' */ | |
4633a7c4 LW |
2888 | for (cp1 = retspec+retlen-1; *cp1 != '.' && *cp1 != '['; cp1--) ; |
2889 | if (*cp1 == '.') *cp1 = ']'; | |
2890 | else { | |
2891 | memmove(cp1+8,cp1+1,retspec+dirlen-cp1); | |
2892 | memcpy(cp1+1,"000000]",7); | |
2893 | } | |
748a9306 | 2894 | } |
a0d0e21e | 2895 | } |
748a9306 | 2896 | else { /* This is a top-level dir. Add the MFD to the path. */ |
a0d0e21e | 2897 | if (buf) retspec = buf; |
fc36a67e | 2898 | else if (ts) New(1312,retspec,retlen+16,char); |
a0d0e21e LW |
2899 | else retspec = __fileify_retbuf; |
2900 | cp1 = esa; | |
2901 | cp2 = retspec; | |
2902 | while (*cp1 != ':') *(cp2++) = *(cp1++); | |
2903 | strcpy(cp2,":[000000]"); | |
2904 | cp1 += 2; | |
2905 | strcpy(cp2+9,cp1); | |
2906 | } | |
748a9306 | 2907 | } |
752635ea CB |
2908 | dirnam.nam$b_nop |= NAM$M_SYNCHK; dirnam.nam$l_rlf = NULL; |
2909 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
748a9306 | 2910 | /* We've set up the string up through the filename. Add the |
a0d0e21e LW |
2911 | type and version, and we're done. */ |
2912 | strcat(retspec,".DIR;1"); | |
01b8edb6 | 2913 | |
2914 | /* $PARSE may have upcased filespec, so convert output to lower | |
2915 | * case if input contained any lowercase characters. */ | |
2916 | if (haslower) __mystrtolower(retspec); | |
a0d0e21e LW |
2917 | return retspec; |
2918 | } | |
2919 | } /* end of do_fileify_dirspec() */ | |
2920 | /*}}}*/ | |
2921 | /* External entry points */ | |
4b19af01 | 2922 | char *Perl_fileify_dirspec(pTHX_ char *dir, char *buf) |
a0d0e21e | 2923 | { return do_fileify_dirspec(dir,buf,0); } |
4b19af01 | 2924 | char *Perl_fileify_dirspec_ts(pTHX_ char *dir, char *buf) |
a0d0e21e LW |
2925 | { return do_fileify_dirspec(dir,buf,1); } |
2926 | ||
2927 | /*{{{ char *pathify_dirspec[_ts](char *path, char *buf)*/ | |
4b19af01 | 2928 | static char *mp_do_pathify_dirspec(pTHX_ char *dir,char *buf, int ts) |
a0d0e21e LW |
2929 | { |
2930 | static char __pathify_retbuf[NAM$C_MAXRSS+1]; | |
2931 | unsigned long int retlen; | |
748a9306 | 2932 | char *retpath, *cp1, *cp2, trndir[NAM$C_MAXRSS+1]; |
a0d0e21e | 2933 | |
c07a80fd | 2934 | if (!dir || !*dir) { |
2935 | set_errno(EINVAL); set_vaxc_errno(SS$_BADPARAM); return NULL; | |
2936 | } | |
2937 | ||
2938 | if (*dir) strcpy(trndir,dir); | |
2939 | else getcwd(trndir,sizeof trndir - 1); | |
2940 | ||
93948341 CB |
2941 | while (!strpbrk(trndir,"/]:>") && !no_translate_barewords |
2942 | && my_trnlnm(trndir,trndir,0)) { | |
c07a80fd | 2943 | STRLEN trnlen = strlen(trndir); |
a0d0e21e | 2944 | |
c07a80fd | 2945 | /* Trap simple rooted lnms, and return lnm:[000000] */ |
2946 | if (!strcmp(trndir+trnlen-2,".]")) { | |
2947 | if (buf) retpath = buf; | |
fc36a67e | 2948 | else if (ts) New(1318,retpath,strlen(dir)+10,char); |
c07a80fd | 2949 | else retpath = __pathify_retbuf; |
2950 | strcpy(retpath,dir); | |
2951 | strcat(retpath,":[000000]"); | |
2952 | return retpath; | |
2953 | } | |
2954 | } | |
748a9306 LW |
2955 | dir = trndir; |
2956 | ||
b7ae7a0d | 2957 | if (!strpbrk(dir,"]:>")) { /* Unix-style path or plain name */ |
748a9306 LW |
2958 | if (*dir == '.' && (*(dir+1) == '\0' || |
2959 | (*(dir+1) == '.' && *(dir+2) == '\0'))) | |
2960 | retlen = 2 + (*(dir+1) != '\0'); | |
2961 | else { | |
b7ae7a0d | 2962 | if ( !(cp1 = strrchr(dir,'/')) && |
2963 | !(cp1 = strrchr(dir,']')) && | |
2964 | !(cp1 = strrchr(dir,'>')) ) cp1 = dir; | |
f86702cc | 2965 | if ((cp2 = strchr(cp1,'.')) != NULL && |
2966 | (*(cp2-1) != '/' || /* Trailing '.', '..', */ | |
2967 | !(*(cp2+1) == '\0' || /* or '...' are dirs. */ | |
2968 | (*(cp2+1) == '.' && *(cp2+2) == '\0') || | |
2969 | (*(cp2+1) == '.' && *(cp2+2) == '.' && *(cp2+3) == '\0')))) { | |
b7ae7a0d | 2970 | int ver; char *cp3; |
2971 | if (!*(cp2+1) || toupper(*(cp2+1)) != 'D' || /* Wrong type. */ | |
2972 | !*(cp2+2) || toupper(*(cp2+2)) != 'I' || /* Bzzt. */ | |
2973 | !*(cp2+3) || toupper(*(cp2+3)) != 'R' || | |
2974 | (*(cp2+4) && ((*(cp2+4) != ';' && *(cp2+4) != '.') || | |
2975 | (*(cp2+5) && ((ver = strtol(cp2+5,&cp3,10)) != 1 && | |
2976 | (ver || *cp3)))))) { | |
748a9306 LW |
2977 | set_errno(ENOTDIR); |
2978 | set_vaxc_errno(RMS$_DIR); | |
2979 | return NULL; | |
2980 | } | |
b7ae7a0d | 2981 | retlen = cp2 - dir + 1; |
a0d0e21e | 2982 | } |
748a9306 LW |
2983 | else { /* No file type present. Treat the filename as a directory. */ |
2984 | retlen = strlen(dir) + 1; | |
a0d0e21e LW |
2985 | } |
2986 | } | |
a0d0e21e | 2987 | if (buf) retpath = buf; |
fc36a67e | 2988 | else if (ts) New(1313,retpath,retlen+1,char); |
a0d0e21e LW |
2989 | else retpath = __pathify_retbuf; |
2990 | strncpy(retpath,dir,retlen-1); | |
2991 | if (retpath[retlen-2] != '/') { /* If the path doesn't already end */ | |
2992 | retpath[retlen-1] = '/'; /* with '/', add it. */ | |
2993 | retpath[retlen] = '\0'; | |
2994 | } | |
2995 | else retpath[retlen-1] = '\0'; | |
2996 | } | |
2997 | else { /* VMS-style directory spec */ | |
01b8edb6 | 2998 | char esa[NAM$C_MAXRSS+1], *cp; |
2999 | unsigned long int sts, cmplen, haslower; | |
a0d0e21e LW |
3000 | struct FAB dirfab = cc$rms_fab; |
3001 | struct NAM savnam, dirnam = cc$rms_nam; | |
3002 | ||
b7ae7a0d | 3003 | /* If we've got an explicit filename, we can just shuffle the string. */ |
3004 | if ( ( (cp1 = strrchr(dir,']')) != NULL || | |
3005 | (cp1 = strrchr(dir,'>')) != NULL ) && *(cp1+1)) { | |
3006 | if ((cp2 = strchr(cp1,'.')) != NULL) { | |
3007 | int ver; char *cp3; | |
3008 | if (!*(cp2+1) || toupper(*(cp2+1)) != 'D' || /* Wrong type. */ | |
3009 | !*(cp2+2) || toupper(*(cp2+2)) != 'I' || /* Bzzt. */ | |
3010 | !*(cp2+3) || toupper(*(cp2+3)) != 'R' || | |
3011 | (*(cp2+4) && ((*(cp2+4) != ';' && *(cp2+4) != '.') || | |
3012 | (*(cp2+5) && ((ver = strtol(cp2+5,&cp3,10)) != 1 && | |
3013 | (ver || *cp3)))))) { | |
3014 | set_errno(ENOTDIR); | |
3015 | set_vaxc_errno(RMS$_DIR); | |
3016 | return NULL; | |
3017 | } | |
3018 | } | |
3019 | else { /* No file type, so just draw name into directory part */ | |
3020 | for (cp2 = cp1; *cp2; cp2++) ; | |
3021 | } | |
3022 | *cp2 = *cp1; | |
3023 | *(cp2+1) = '\0'; /* OK; trndir is guaranteed to be long enough */ | |
3024 | *cp1 = '.'; | |
3025 | /* We've now got a VMS 'path'; fall through */ | |
3026 | } | |
a0d0e21e LW |
3027 | dirfab.fab$b_fns = strlen(dir); |
3028 | dirfab.fab$l_fna = dir; | |
748a9306 LW |
3029 | if (dir[dirfab.fab$b_fns-1] == ']' || |
3030 | dir[dirfab.fab$b_fns-1] == '>' || | |
3031 | dir[dirfab.fab$b_fns-1] == ':') { /* It's already a VMS 'path' */ | |
3032 | if (buf) retpath = buf; | |
fc36a67e | 3033 | else if (ts) New(1314,retpath,strlen(dir)+1,char); |
748a9306 LW |
3034 | else retpath = __pathify_retbuf; |
3035 | strcpy(retpath,dir); | |
3036 | return retpath; | |
3037 | } | |
3038 | dirfab.fab$l_dna = ".DIR;1"; | |
3039 | dirfab.fab$b_dns = 6; | |
a0d0e21e | 3040 | dirfab.fab$l_nam = &dirnam; |
e518068a | 3041 | dirnam.nam$b_ess = (unsigned char) sizeof esa - 1; |
a0d0e21e | 3042 | dirnam.nam$l_esa = esa; |
01b8edb6 | 3043 | |
3044 | for (cp = dir; *cp; cp++) | |
3045 | if (islower(*cp)) { haslower = 1; break; } | |
3046 | ||
3047 | if (!(sts = (sys$parse(&dirfab)&1))) { | |
e518068a | 3048 | if (dirfab.fab$l_sts == RMS$_DIR) { |
3049 | dirnam.nam$b_nop |= NAM$M_SYNCHK; | |
3050 | sts = sys$parse(&dirfab) & 1; | |
3051 | } | |
3052 | if (!sts) { | |
748a9306 LW |
3053 | set_errno(EVMSERR); |
3054 | set_vaxc_errno(dirfab.fab$l_sts); | |
a0d0e21e LW |
3055 | return NULL; |
3056 | } | |
a0d0e21e | 3057 | } |
e518068a | 3058 | else { |
3059 | savnam = dirnam; | |
3060 | if (!(sys$search(&dirfab)&1)) { /* Does the file really exist? */ | |
3061 | if (dirfab.fab$l_sts != RMS$_FNF) { | |
752635ea CB |
3062 | dirnam.nam$b_nop |= NAM$M_SYNCHK; dirnam.nam$l_rlf = NULL; |
3063 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
e518068a | 3064 | set_errno(EVMSERR); |
3065 | set_vaxc_errno(dirfab.fab$l_sts); | |
3066 | return NULL; | |
3067 | } | |
3068 | dirnam = savnam; /* No; just work with potential name */ | |
3069 | } | |
3070 | } | |
a0d0e21e LW |
3071 | if (dirnam.nam$l_fnb & NAM$M_EXP_TYPE) { /* Was type specified? */ |
3072 | /* Yep; check version while we're at it, if it's there. */ | |
3073 | cmplen = (dirnam.nam$l_fnb & NAM$M_EXP_VER) ? 6 : 4; | |
3074 | if (strncmp(dirnam.nam$l_type,".DIR;1",cmplen)) { | |
3075 | /* Something other than .DIR[;1]. Bzzt. */ | |
752635ea CB |
3076 | dirnam.nam$b_nop |= NAM$M_SYNCHK; dirnam.nam$l_rlf = NULL; |
3077 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
748a9306 LW |
3078 | set_errno(ENOTDIR); |
3079 | set_vaxc_errno(RMS$_DIR); | |
a0d0e21e LW |
3080 | return NULL; |
3081 | } | |
a0d0e21e | 3082 | } |
748a9306 LW |
3083 | /* OK, the type was fine. Now pull any file name into the |
3084 | directory path. */ | |
3085 | if ((cp1 = strrchr(esa,']'))) *dirnam.nam$l_type = ']'; | |
a0d0e21e | 3086 | else { |
748a9306 LW |
3087 | cp1 = strrchr(esa,'>'); |
3088 | *dirnam.nam$l_type = '>'; | |
a0d0e21e | 3089 | } |
748a9306 LW |
3090 | *cp1 = '.'; |
3091 | *(dirnam.nam$l_type + 1) = '\0'; | |
3092 | retlen = dirnam.nam$l_type - esa + 2; | |
a0d0e21e | 3093 | if (buf) retpath = buf; |
fc36a67e | 3094 | else if (ts) New(1314,retpath,retlen,char); |
a0d0e21e LW |
3095 | else retpath = __pathify_retbuf; |
3096 | strcpy(retpath,esa); | |
752635ea CB |
3097 | dirnam.nam$b_nop |= NAM$M_SYNCHK; dirnam.nam$l_rlf = NULL; |
3098 | dirfab.fab$b_dns = 0; (void) sys$parse(&dirfab,0,0); | |
01b8edb6 | 3099 | /* $PARSE may have upcased filespec, so convert output to lower |
3100 | * case if input contained any lowercase characters. */ | |
3101 | if (haslower) __mystrtolower(retpath); | |
a0d0e21e LW |
3102 | } |
3103 | ||
3104 | return retpath; | |
3105 | } /* end of do_pathify_dirspec() */ | |
3106 | /*}}}*/ | |
3107 | /* External entry points */ | |
4b19af01 | 3108 | char *Perl_pathify_dirspec(pTHX_ char *dir, char *buf) |
a0d0e21e | 3109 | { return do_pathify_dirspec(dir,buf,0); } |
4b19af01 | 3110 | char *Perl_pathify_dirspec_ts(pTHX_ char *dir, char *buf) |
a0d0e21e LW |
3111 | { return do_pathify_dirspec(dir,buf,1); } |
3112 | ||
3113 | /*{{{ char *tounixspec[_ts](char *path, char *buf)*/ | |
4b19af01 | 3114 | static char *mp_do_tounixspec(pTHX_ char *spec, char *buf, int ts) |
a0d0e21e LW |
3115 | { |
3116 | static char __tounixspec_retbuf[NAM$C_MAXRSS+1]; | |
3117 | char *dirend, *rslt, *cp1, *cp2, *cp3, tmp[NAM$C_MAXRSS+1]; | |
f86702cc | 3118 | int devlen, dirlen, retlen = NAM$C_MAXRSS+1, expand = 0; |
a0d0e21e | 3119 | |
748a9306 | 3120 | if (spec == NULL) return NULL; |
e518068a | 3121 | if (strlen(spec) > NAM$C_MAXRSS) return NULL; |
a0d0e21e | 3122 | if (buf) rslt = buf; |
e518068a | 3123 | else if (ts) { |
3124 | retlen = strlen(spec); | |
3125 | cp1 = strchr(spec,'['); | |
3126 | if (!cp1) cp1 = strchr(spec,'<'); | |
3127 | if (cp1) { | |
f86702cc | 3128 | for (cp1++; *cp1; cp1++) { |
3129 | if (*cp1 == '-') expand++; /* VMS '-' ==> Unix '../' */ | |
3130 | if (*cp1 == '.' && *(cp1+1) == '.' && *(cp1+2) == '.') | |
3131 | { expand++; cp1 +=2; } /* VMS '...' ==> Unix '/.../' */ | |
3132 | } | |
e518068a | 3133 | } |
fc36a67e | 3134 | New(1315,rslt,retlen+2+2*expand,char); |
e518068a | 3135 | } |
a0d0e21e LW |
3136 | else rslt = __tounixspec_retbuf; |
3137 | if (strchr(spec,'/') != NULL) { | |
3138 | strcpy(rslt,spec); | |
3139 | return rslt; | |
3140 | } | |
3141 | ||
3142 | cp1 = rslt; | |
3143 | cp2 = spec; | |
3144 | dirend = strrchr(spec,']'); | |
3145 | if (dirend == NULL) dirend = strrchr(spec,'>'); | |
3146 | if (dirend == NULL) dirend = strchr(spec,':'); | |
3147 | if (dirend == NULL) { | |
3148 | strcpy(rslt,spec); | |
3149 | return rslt; | |
3150 | } | |
a5f75d66 | 3151 | if (*cp2 != '[' && *cp2 != '<') { |
a0d0e21e LW |
3152 | *(cp1++) = '/'; |
3153 | } | |
3154 | else { /* the VMS spec begins with directories */ | |
3155 | cp2++; | |
a5f75d66 | 3156 | if (*cp2 == ']' || *cp2 == '>') { |
f86702cc | 3157 | *(cp1++) = '.'; *(cp1++) = '/'; *(cp1++) = '\0'; |
a5f75d66 AD |
3158 | return rslt; |
3159 | } | |
f86702cc | 3160 | else if ( *cp2 != '.' && *cp2 != '-') { /* add the implied device */ |
a0d0e21e LW |
3161 | if (getcwd(tmp,sizeof tmp,1) == NULL) { |
3162 | if (ts) Safefree(rslt); | |
3163 | return NULL; | |
3164 | } | |
3165 | do { | |
3166 | cp3 = tmp; | |
3167 | while (*cp3 != ':' && *cp3) cp3++; | |
3168 | *(cp3++) = '\0'; | |
3169 | if (strchr(cp3,']') != NULL) break; | |
f675dbe5 | 3170 | } while (vmstrnenv(tmp,tmp,0,fildev,0)); |
f86702cc | 3171 | if (ts && !buf && |
e518068a | 3172 | ((devlen = strlen(tmp)) + (dirlen = strlen(cp2)) + 1 > retlen)) { |
e518068a | 3173 | retlen = devlen + dirlen; |
f86702cc | 3174 | Renew(rslt,retlen+1+2*expand,char); |
3175 | cp1 = rslt; | |
3176 | } | |
3177 | cp3 = tmp; | |
3178 | *(cp1++) = '/'; | |
3179 | while (*cp3) { | |
3180 | *(cp1++) = *(cp3++); | |
3181 | if (cp1 - rslt > NAM$C_MAXRSS && !ts && !buf) return NULL; /* No room */ | |
a0d0e21e | 3182 | } |
f86702cc | 3183 | *(cp1++) = '/'; |
3184 | } | |
3185 | else if ( *cp2 == '.') { | |
3186 | if (*(cp2+1) == '.' && *(cp2+2) == '.') { | |
3187 | *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '/'; | |
3188 | cp2 += 3; | |
3189 | } | |
3190 | else cp2++; | |
a0d0e21e | 3191 | } |
a0d0e21e LW |
3192 | } |
3193 | for (; cp2 <= dirend; cp2++) { | |
3194 | if (*cp2 == ':') { | |
3195 | *(cp1++) = '/'; | |
3196 | if (*(cp2+1) == '[') cp2++; | |
3197 | } | |
f86702cc | 3198 | else if (*cp2 == ']' || *cp2 == '>') { |
3199 | if (*(cp1-1) != '/') *(cp1++) = '/'; /* Don't double after ellipsis */ | |
3200 | } | |
a0d0e21e LW |
3201 | else if (*cp2 == '.') { |
3202 | *(cp1++) = '/'; | |
e518068a | 3203 | if (*(cp2+1) == ']' || *(cp2+1) == '>') { |
3204 | while (*(cp2+1) == ']' || *(cp2+1) == '>' || | |
3205 | *(cp2+1) == '[' || *(cp2+1) == '<') cp2++; | |
3206 | if (!strncmp(cp2,"[000000",7) && (*(cp2+7) == ']' || | |
3207 | *(cp2+7) == '>' || *(cp2+7) == '.')) cp2 += 7; | |
3208 | } | |
f86702cc | 3209 | else if ( *(cp2+1) == '.' && *(cp2+2) == '.') { |
3210 | *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) ='/'; | |
3211 | cp2 += 2; | |
3212 | } | |
a0d0e21e LW |
3213 | } |
3214 | else if (*cp2 == '-') { | |
3215 | if (*(cp2-1) == '[' || *(cp2-1) == '<' || *(cp2-1) == '.') { | |
3216 | while (*cp2 == '-') { | |
3217 | cp2++; | |
3218 | *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '/'; | |
3219 | } | |
3220 | if (*cp2 != '.' && *cp2 != ']' && *cp2 != '>') { /* we don't allow */ | |
3221 | if (ts) Safefree(rslt); /* filespecs like */ | |
01b8edb6 | 3222 | set_errno(EINVAL); set_vaxc_errno(RMS$_SYN); /* [fred.--foo.bar] */ |
a0d0e21e LW |
3223 | return NULL; |
3224 | } | |
a0d0e21e LW |
3225 | } |
3226 | else *(cp1++) = *cp2; | |
3227 | } | |
3228 | else *(cp1++) = *cp2; | |
3229 | } | |
3230 | while (*cp2) *(cp1++) = *(cp2++); | |
3231 | *cp1 = '\0'; | |
3232 | ||
3233 | return rslt; | |
3234 | ||
3235 | } /* end of do_tounixspec() */ | |
3236 | /*}}}*/ | |
3237 | /* External entry points */ | |
4b19af01 CB |
3238 | char *Perl_tounixspec(pTHX_ char *spec, char *buf) { return do_tounixspec(spec,buf,0); } |
3239 | char *Perl_tounixspec_ts(pTHX_ char *spec, char *buf) { return do_tounixspec(spec,buf,1); } | |
a0d0e21e LW |
3240 | |
3241 | /*{{{ char *tovmsspec[_ts](char *path, char *buf)*/ | |
4b19af01 | 3242 | static char *mp_do_tovmsspec(pTHX_ char *path, char *buf, int ts) { |
a0d0e21e | 3243 | static char __tovmsspec_retbuf[NAM$C_MAXRSS+1]; |
e518068a | 3244 | char *rslt, *dirend; |
3245 | register char *cp1, *cp2; | |
3246 | unsigned long int infront = 0, hasdir = 1; | |
a0d0e21e | 3247 | |
748a9306 | 3248 | if (path == NULL) return NULL; |
a0d0e21e | 3249 | if (buf) rslt = buf; |
fc36a67e | 3250 | else if (ts) New(1316,rslt,strlen(path)+9,char); |
a0d0e21e | 3251 | else rslt = __tovmsspec_retbuf; |
748a9306 | 3252 | if (strpbrk(path,"]:>") || |
a0d0e21e | 3253 | (dirend = strrchr(path,'/')) == NULL) { |
748a9306 LW |
3254 | if (path[0] == '.') { |
3255 | if (path[1] == '\0') strcpy(rslt,"[]"); | |
3256 | else if (path[1] == '.' && path[2] == '\0') strcpy(rslt,"[-]"); | |
3257 | else strcpy(rslt,path); /* probably garbage */ | |
3258 | } | |
3259 | else strcpy(rslt,path); | |
a0d0e21e LW |
3260 | return rslt; |
3261 | } | |
f86702cc | 3262 | if (*(dirend+1) == '.') { /* do we have trailing "/." or "/.." or "/..."? */ |
748a9306 LW |
3263 | if (!*(dirend+2)) dirend +=2; |
3264 | if (*(dirend+2) == '.' && !*(dirend+3)) dirend += 3; | |
f86702cc | 3265 | if (*(dirend+2) == '.' && *(dirend+3) == '.' && !*(dirend+4)) dirend += 4; |
748a9306 | 3266 | } |
a0d0e21e LW |
3267 | cp1 = rslt; |
3268 | cp2 = path; | |
3269 | if (*cp2 == '/') { | |
e518068a | 3270 | char trndev[NAM$C_MAXRSS+1]; |
3271 | int islnm, rooted; | |
3272 | STRLEN trnend; | |
3273 | ||
b7ae7a0d | 3274 | while (*(cp2+1) == '/') cp2++; /* Skip multiple /s */ |
61bb5906 CB |
3275 | if (!*(cp2+1)) { |
3276 | if (!buf & ts) Renew(rslt,18,char); | |
3277 | strcpy(rslt,"sys$disk:[000000]"); | |
3278 | return rslt; | |
3279 | } | |
a0d0e21e | 3280 | while (*(++cp2) != '/' && *cp2) *(cp1++) = *cp2; |
e518068a | 3281 | *cp1 = '\0'; |
c07a80fd | 3282 | islnm = my_trnlnm(rslt,trndev,0); |
e518068a | 3283 | trnend = islnm ? strlen(trndev) - 1 : 0; |
3284 | islnm = trnend ? (trndev[trnend] == ']' || trndev[trnend] == '>') : 0; | |
3285 | rooted = islnm ? (trndev[trnend-1] == '.') : 0; | |
3286 | /* If the first element of the path is a logical name, determine | |
3287 | * whether it has to be translated so we can add more directories. */ | |
3288 | if (!islnm || rooted) { | |
3289 | *(cp1++) = ':'; | |
3290 | *(cp1++) = '['; | |
3291 | if (cp2 == dirend) while (infront++ < 6) *(cp1++) = '0'; | |
3292 | else cp2++; | |
3293 | } | |
3294 | else { | |
3295 | if (cp2 != dirend) { | |
3296 | if (!buf && ts) Renew(rslt,strlen(path)-strlen(rslt)+trnend+4,char); | |
3297 | strcpy(rslt,trndev); | |
3298 | cp1 = rslt + trnend; | |
3299 | *(cp1++) = '.'; | |
3300 | cp2++; | |
3301 | } | |
3302 | else { | |
3303 | *(cp1++) = ':'; | |
3304 | hasdir = 0; | |
3305 | } | |
3306 | } | |
748a9306 | 3307 | } |
a0d0e21e LW |
3308 | else { |
3309 | *(cp1++) = '['; | |
748a9306 LW |
3310 | if (*cp2 == '.') { |
3311 | if (*(cp2+1) == '/' || *(cp2+1) == '\0') { | |
3312 | cp2 += 2; /* skip over "./" - it's redundant */ | |
3313 | *(cp1++) = '.'; /* but it does indicate a relative dirspec */ | |
3314 | } | |
3315 | else if (*(cp2+1) == '.' && (*(cp2+2) == '/' || *(cp2+2) == '\0')) { | |
3316 | *(cp1++) = '-'; /* "../" --> "-" */ | |
3317 | cp2 += 3; | |
3318 | } | |
f86702cc | 3319 | else if (*(cp2+1) == '.' && *(cp2+2) == '.' && |
3320 | (*(cp2+3) == '/' || *(cp2+3) == '\0')) { | |
3321 | *(cp1++) = '.'; *(cp1++) = '.'; *(cp1++) = '.'; /* ".../" --> "..." */ | |
3322 | if (!*(cp2+4)) *(cp1++) = '.'; /* Simulate trailing '/' for later */ | |
3323 | cp2 += 4; | |
3324 | } | |
748a9306 LW |
3325 | if (cp2 > dirend) cp2 = dirend; |
3326 | } | |
3327 | else *(cp1++) = '.'; | |
3328 | } | |
3329 | for (; cp2 < dirend; cp2++) { | |
3330 | if (*cp2 == '/') { | |
01b8edb6 | 3331 | if (*(cp2-1) == '/') continue; |
748a9306 LW |
3332 | if (*(cp1-1) != '.') *(cp1++) = '.'; |
3333 | infront = 0; | |
3334 | } | |
3335 | else if (!infront && *cp2 == '.') { | |
01b8edb6 | 3336 | if (cp2+1 == dirend || *(cp2+1) == '\0') { cp2++; break; } |
3337 | else if (*(cp2+1) == '/') cp2++; /* skip over "./" - it's redundant */ | |
fd7385b9 CB |
3338 | else if (*(cp2+1) == '.' && (*(cp2+2) == '/' || *(cp2+2) == '\0')) { |
3339 | if (*(cp1-1) == '-' || *(cp1-1) == '[') *(cp1++) = '-'; /* handle "../" */ | |
748a9306 | 3340 | else if (*(cp1-2) == '[') *(cp1-1) = '-'; |
fd7385b9 CB |
3341 | else { /* back up over previous directory name */ |
3342 | cp1--; | |
3343 | while (*(cp1-1) != '.' && *(cp1-1) != '[') cp1--; | |
3344 | if (*(cp1-1) == '[') { | |
3345 | memcpy(cp1,"000000.",7); | |
3346 | cp1 += 7; | |
3347 | } | |
748a9306 LW |
3348 | } |
3349 | cp2 += 2; | |
01b8edb6 | 3350 | if (cp2 == dirend) break; |
748a9306 | 3351 | } |
f86702cc | 3352 | else if ( *(cp2+1) == '.' && *(cp2+2) == '.' && |
3353 | (*(cp2+3) == '/' || *(cp2+3) == '\0') ) { | |
3354 | if (*(cp1-1) != '.') *(cp1++) = '.'; /* May already have 1 from '/' */ | |
3355 | *(cp1++) = '.'; *(cp1++) = '.'; /* ".../" --> "..." */ | |
3356 | if (!*(cp2+3)) { | |
3357 | *(cp1++) = '.'; /* Simulate trailing '/' */ | |
3358 | cp2 += 2; /* for loop will incr this to == dirend */ | |
3359 | } | |
3360 | else cp2 += 3; /* Trailing '/' was there, so skip it, too */ | |
3361 | } | |
748a9306 LW |
3362 | else *(cp1++) = '_'; /* fix up syntax - '.' in name not allowed */ |
3363 | } | |
3364 | else { | |
e518068a | 3365 | if (!infront && *(cp1-1) == '-') *(cp1++) = '.'; |
01b8edb6 | 3366 | if (*cp2 == '.') *(cp1++) = '_'; |
748a9306 LW |
3367 | else *(cp1++) = *cp2; |
3368 | infront = 1; | |
3369 | } | |
a0d0e21e | 3370 | } |
748a9306 | 3371 | if (*(cp1-1) == '.') cp1--; /* Unix spec ending in '/' ==> trailing '.' */ |
e518068a | 3372 | if (hasdir) *(cp1++) = ']'; |
748a9306 | 3373 | if (*cp2) cp2++; /* check in case we ended with trailing '..' */ |
a0d0e21e LW |
3374 | while (*cp2) *(cp1++) = *(cp2++); |
3375 | *cp1 = '\0'; | |
3376 | ||
3377 | return rslt; | |
3378 | ||
3379 | } /* end of do_tovmsspec() */ | |
3380 | /*}}}*/ | |
3381 | /* External entry points */ | |
4b19af01 CB |
3382 | char *Perl_tovmsspec(pTHX_ char *path, char *buf) { return do_tovmsspec(path,buf,0); } |
3383 | char *Perl_tovmsspec_ts(pTHX_ char *path, char *buf) { return do_tovmsspec(path,buf,1); } | |
a0d0e21e LW |
3384 | |
3385 | /*{{{ char *tovmspath[_ts](char *path, char *buf)*/ | |
4b19af01 | 3386 | static char *mp_do_tovmspath(pTHX_ char *path, char *buf, int ts) { |
a0d0e21e LW |
3387 | static char __tovmspath_retbuf[NAM$C_MAXRSS+1]; |
3388 | int vmslen; | |
3389 | char pathified[NAM$C_MAXRSS+1], vmsified[NAM$C_MAXRSS+1], *cp; | |
3390 | ||
748a9306 | 3391 | if (path == NULL) return NULL; |
a0d0e21e LW |
3392 | if (do_pathify_dirspec(path,pathified,0) == NULL) return NULL; |
3393 | if (do_tovmsspec(pathified,buf ? buf : vmsified,0) == NULL) return NULL; | |
3394 | if (buf) return buf; | |
3395 | else if (ts) { | |
3396 | vmslen = strlen(vmsified); | |
fc36a67e | 3397 | New(1317,cp,vmslen+1,char); |
a0d0e21e LW |
3398 | memcpy(cp,vmsified,vmslen); |
3399 | cp[vmslen] = '\0'; | |
3400 | return cp; | |
3401 | } | |
3402 | else { | |
3403 | strcpy(__tovmspath_retbuf,vmsified); | |
3404 | return __tovmspath_retbuf; | |
3405 | } | |
3406 | ||
3407 | } /* end of do_tovmspath() */ | |
3408 | /*}}}*/ | |
3409 | /* External entry points */ | |
4b19af01 CB |
3410 | char *Perl_tovmspath(pTHX_ char *path, char *buf) { return do_tovmspath(path,buf,0); } |
3411 | char *Perl_tovmspath_ts(pTHX_ char *path, char *buf) { return do_tovmspath(path,buf,1); } | |
a0d0e21e LW |
3412 | |
3413 | ||
3414 | /*{{{ char *tounixpath[_ts](char *path, char *buf)*/ | |
4b19af01 | 3415 | static char *mp_do_tounixpath(pTHX_ char *path, char *buf, int ts) { |
a0d0e21e LW |
3416 | static char __tounixpath_retbuf[NAM$C_MAXRSS+1]; |
3417 | int unixlen; | |
3418 | char pathified[NAM$C_MAXRSS+1], unixified[NAM$C_MAXRSS+1], *cp; | |
3419 | ||
748a9306 | 3420 | if (path == NULL) return NULL; |
a0d0e21e LW |
3421 | if (do_pathify_dirspec(path,pathified,0) == NULL) return NULL; |
3422 | if (do_tounixspec(pathified,buf ? buf : unixified,0) == NULL) return NULL; | |
3423 | if (buf) return buf; | |
3424 | else if (ts) { | |
3425 | unixlen = strlen(unixified); | |
fc36a67e | 3426 | New(1317,cp,unixlen+1,char); |
a0d0e21e LW |
3427 | memcpy(cp,unixified,unixlen); |
3428 | cp[unixlen] = '\0'; | |
3429 | return cp; | |
3430 | } | |
3431 | else { | |
3432 | strcpy(__tounixpath_retbuf,unixified); | |
3433 | return __tounixpath_retbuf; | |
3434 | } | |
3435 | ||
3436 | } /* end of do_tounixpath() */ | |
3437 | /*}}}*/ | |
3438 | /* External entry points */ | |
4b19af01 CB |
3439 | char *Perl_tounixpath(pTHX_ char *path, char *buf) { return do_tounixpath(path,buf,0); } |
3440 | char *Perl_tounixpath_ts(pTHX_ char *path, char *buf) { return do_tounixpath(path,buf,1); } | |
a0d0e21e LW |
3441 | |
3442 | /* | |
3443 | * @(#)argproc.c 2.2 94/08/16 Mark Pizzolato (mark@infocomm.com) | |
3444 | * | |
3445 | ***************************************************************************** | |
3446 | * * | |
3447 | * Copyright (C) 1989-1994 by * | |
3448 | * Mark Pizzolato - INFO COMM, Danville, California (510) 837-5600 * | |
3449 | * * | |
3450 | * Permission is hereby granted for the reproduction of this software, * | |
3451 | * on condition that this copyright notice is included in the reproduction, * | |
3452 | * and that such reproduction is not for purposes of profit or material * | |
3453 | * gain. * | |
3454 | * * | |
3455 | * 27-Aug-1994 Modified for inclusion in perl5 * | |
bd3fa61c | 3456 | * by Charles Bailey bailey@newman.upenn.edu * |
a0d0e21e LW |
3457 | ***************************************************************************** |
3458 | */ | |
3459 | ||
3460 | /* | |
3461 | * getredirection() is intended to aid in porting C programs | |
3462 | * to VMS (Vax-11 C). The native VMS environment does not support | |
3463 | * '>' and '<' I/O redirection, or command line wild card expansion, | |
3464 | * or a command line pipe mechanism using the '|' AND background | |
3465 | * command execution '&'. All of these capabilities are provided to any | |
3466 | * C program which calls this procedure as the first thing in the | |
3467 | * main program. | |
3468 | * The piping mechanism will probably work with almost any 'filter' type | |
3469 | * of program. With suitable modification, it may useful for other | |
3470 | * portability problems as well. | |
3471 | * | |
3472 | * Author: Mark Pizzolato mark@infocomm.com | |
3473 | */ | |
3474 | struct list_item | |
3475 | { | |
3476 | struct list_item *next; | |
3477 | char *value; | |
3478 | }; | |
3479 | ||
3480 | static void add_item(struct list_item **head, | |
3481 | struct list_item **tail, | |
3482 | char *value, | |
3483 | int *count); | |
3484 | ||
4b19af01 CB |
3485 | static void mp_expand_wild_cards(pTHX_ char *item, |
3486 | struct list_item **head, | |
3487 | struct list_item **tail, | |
3488 | int *count); | |
a0d0e21e LW |
3489 | |
3490 | static int background_process(int argc, char **argv); | |
3491 | ||
fd8cd3a3 | 3492 | static void pipe_and_fork(pTHX_ char **cmargv); |
a0d0e21e LW |
3493 | |
3494 | /*{{{ void getredirection(int *ac, char ***av)*/ | |
84902520 | 3495 | static void |
4b19af01 | 3496 | mp_getredirection(pTHX_ int *ac, char ***av) |
a0d0e21e LW |
3497 | /* |
3498 | * Process vms redirection arg's. Exit if any error is seen. | |
3499 | * If getredirection() processes an argument, it is erased | |
3500 | * from the vector. getredirection() returns a new argc and argv value. | |
3501 | * In the event that a background command is requested (by a trailing "&"), | |
3502 | * this routine creates a background subprocess, and simply exits the program. | |
3503 | * | |
3504 | * Warning: do not try to simplify the code for vms. The code | |
3505 | * presupposes that getredirection() is called before any data is | |
3506 | * read from stdin or written to stdout. | |
3507 | * | |
3508 | * Normal usage is as follows: | |
3509 | * | |
3510 | * main(argc, argv) | |
3511 | * int argc; | |
3512 | * char *argv[]; | |
3513 | * { | |
3514 | * getredirection(&argc, &argv); | |
3515 | * } | |
3516 | */ | |
3517 | { | |
3518 | int argc = *ac; /* Argument Count */ | |
3519 | char **argv = *av; /* Argument Vector */ | |
3520 | char *ap; /* Argument pointer */ | |
3521 | int j; /* argv[] index */ | |
3522 | int item_count = 0; /* Count of Items in List */ | |
3523 | struct list_item *list_head = 0; /* First Item in List */ | |
3524 | struct list_item *list_tail; /* Last Item in List */ | |
3525 | char *in = NULL; /* Input File Name */ | |
3526 | char *out = NULL; /* Output File Name */ | |
3527 | char *outmode = "w"; /* Mode to Open Output File */ | |
3528 | char *err = NULL; /* Error File Name */ | |
3529 | char *errmode = "w"; /* Mode to Open Error File */ | |
3530 | int cmargc = 0; /* Piped Command Arg Count */ | |
3531 | char **cmargv = NULL;/* Piped Command Arg Vector */ | |
a0d0e21e LW |
3532 | |
3533 | /* | |
3534 | * First handle the case where the last thing on the line ends with | |
3535 | * a '&'. This indicates the desire for the command to be run in a | |
3536 | * subprocess, so we satisfy that desire. | |
3537 | */ | |
3538 | ap = argv[argc-1]; | |
3539 | if (0 == strcmp("&", ap)) | |
3540 | exit(background_process(--argc, argv)); | |
e518068a | 3541 | if (*ap && '&' == ap[strlen(ap)-1]) |
a0d0e21e LW |
3542 | { |
3543 | ap[strlen(ap)-1] = '\0'; | |
3544 | exit(background_process(argc, argv)); | |
3545 | } | |
3546 | /* | |
3547 | * Now we handle the general redirection cases that involve '>', '>>', | |
3548 | * '<', and pipes '|'. | |
3549 | */ | |
3550 | for (j = 0; j < argc; ++j) | |
3551 | { | |
3552 | if (0 == strcmp("<", argv[j])) | |
3553 | { | |
3554 | if (j+1 >= argc) | |
3555 | { | |
fd71b04b | 3556 | fprintf(stderr,"No input file after < on command line"); |
748a9306 | 3557 | exit(LIB$_WRONUMARG); |
a0d0e21e LW |
3558 | } |
3559 | in = argv[++j]; | |
3560 | continue; | |
3561 | } | |
3562 | if ('<' == *(ap = argv[j])) | |
3563 | { | |
3564 | in = 1 + ap; | |
3565 | continue; | |
3566 | } | |
3567 | if (0 == strcmp(">", ap)) | |
3568 | { | |
3569 | if (j+1 >= argc) | |
3570 | { | |
fd71b04b | 3571 | fprintf(stderr,"No output file after > on command line"); |
748a9306 | 3572 | exit(LIB$_WRONUMARG); |
a0d0e21e LW |
3573 | } |
3574 | out = argv[++j]; | |
3575 | continue; | |
3576 | } | |
3577 | if ('>' == *ap) | |
3578 | { | |
3579 | if ('>' == ap[1]) | |
3580 | { | |
3581 | outmode = "a"; | |
3582 | if ('\0' == ap[2]) | |
3583 | out = argv[++j]; | |
3584 | else | |
3585 | out = 2 + ap; | |
3586 | } | |
3587 | else | |
3588 | out = 1 + ap; | |
3589 | if (j >= argc) | |
3590 | { | |
fd71b04b | 3591 | fprintf(stderr,"No output file after > or >> on command line"); |
748a9306 | 3592 | exit(LIB$_WRONUMARG); |
a0d0e21e LW |
3593 | } |
3594 | continue; | |
3595 | } | |
3596 | if (('2' == *ap) && ('>' == ap[1])) | |
3597 | { | |
3598 | if ('>' == ap[2]) | |
3599 | { | |
3600 | errmode = "a"; | |
3601 | if ('\0' == ap[3]) | |
3602 | err = argv[++j]; | |
3603 | else | |
3604 | err = 3 + ap; | |
3605 | } | |
3606 | else | |
3607 | if ('\0' == ap[2]) | |
3608 | err = argv[++j]; | |
3609 | else | |
748a9306 | 3610 | err = 2 + ap; |
a0d0e21e LW |
3611 | if (j >= argc) |
3612 | { | |
fd71b04b | 3613 | fprintf(stderr,"No output file after 2> or 2>> on command line"); |
748a9306 | 3614 | exit(LIB$_WRONUMARG); |
a0d0e21e LW |
3615 | } |
3616 | continue; | |
3617 | } | |
3618 | if (0 == strcmp("|", argv[j])) | |
3619 | { | |
3620 | if (j+1 >= argc) | |
3621 | { | |
fd71b04b | 3622 | fprintf(stderr,"No command into which to pipe on command line"); |
748a9306 | 3623 | exit(LIB$_WRONUMARG); |
a0d0e21e LW |
3624 | } |
3625 | cmargc = argc-(j+1); | |
3626 | cmargv = &argv[j+1]; | |
3627 | argc = j; | |
3628 | continue; | |
3629 | } | |
3630 | if ('|' == *(ap = argv[j])) | |
3631 | { | |
3632 | ++argv[j]; | |
3633 | cmargc = argc-j; | |
3634 | cmargv = &argv[j]; | |
3635 | argc = j; | |
3636 | continue; | |
3637 | } | |
3638 | expand_wild_cards(ap, &list_head, &list_tail, &item_count); | |
3639 | } | |
3640 | /* | |
3641 | * Allocate and fill in the new argument vector, Some Unix's terminate | |
3642 | * the list with an extra null pointer. | |
3643 | */ | |
fc36a67e | 3644 | New(1302, argv, item_count+1, char *); |
a0d0e21e LW |
3645 | *av = argv; |
3646 | for (j = 0; j < item_count; ++j, list_head = list_head->next) | |
3647 | argv[j] = list_head->value; | |
3648 | *ac = item_count; | |
3649 | if (cmargv != NULL) | |
3650 | { | |
3651 | if (out != NULL) | |
3652 | { | |
fd71b04b | 3653 | fprintf(stderr,"'|' and '>' may not both be specified on command line"); |
748a9306 | 3654 | exit(LIB$_INVARGORD); |
a0d0e21e | 3655 | } |
fd8cd3a3 | 3656 | pipe_and_fork(aTHX_ cmargv); |
a0d0e21e LW |
3657 | } |
3658 | ||
3659 | /* Check for input from a pipe (mailbox) */ | |
3660 | ||
a5f75d66 | 3661 | if (in == NULL && 1 == isapipe(0)) |
a0d0e21e LW |
3662 | { |
3663 | char mbxname[L_tmpnam]; | |
3664 | long int bufsize; | |
3665 | long int dvi_item = DVI$_DEVBUFSIZ; | |
3666 | $DESCRIPTOR(mbxnam, ""); | |
3667 | $DESCRIPTOR(mbxdevnam, ""); | |
3668 | ||
3669 | /* Input from a pipe, reopen it in binary mode to disable */ | |
3670 | /* carriage control processing. */ | |
3671 | ||
fd71b04b | 3672 | fgetname(stdin, mbxname); |
a0d0e21e LW |
3673 | mbxnam.dsc$a_pointer = mbxname; |
3674 | mbxnam.dsc$w_length = strlen(mbxnam.dsc$a_pointer); | |
3675 | lib$getdvi(&dvi_item, 0, &mbxnam, &bufsize, 0, 0); | |
3676 | mbxdevnam.dsc$a_pointer = mbxname; | |
3677 | mbxdevnam.dsc$w_length = sizeof(mbxname); | |
3678 | dvi_item = DVI$_DEVNAM; | |
3679 | lib$getdvi(&dvi_item, 0, &mbxnam, 0, &mbxdevnam, &mbxdevnam.dsc$w_length); | |
3680 | mbxdevnam.dsc$a_pointer[mbxdevnam.dsc$w_length] = '\0'; | |
748a9306 LW |
3681 | set_errno(0); |
3682 | set_vaxc_errno(1); | |
a0d0e21e LW |
3683 | freopen(mbxname, "rb", stdin); |
3684 | if (errno != 0) | |
3685 | { | |
fd71b04b | 3686 | fprintf(stderr,"Can't reopen input pipe (name: %s) in binary mode",mbxname); |
748a9306 | 3687 | exit(vaxc$errno); |
a0d0e21e LW |
3688 | } |
3689 | } | |
3690 | if ((in != NULL) && (NULL == freopen(in, "r", stdin, "mbc=32", "mbf=2"))) | |
3691 | { | |
fd71b04b | 3692 | fprintf(stderr,"Can't open input file %s as stdin",in); |
748a9306 | 3693 | exit(vaxc$errno); |
a0d0e21e LW |
3694 | } |
3695 | if ((out != NULL) && (NULL == freopen(out, outmode, stdout, "mbc=32", "mbf=2"))) | |
3696 | { | |
fd71b04b | 3697 | fprintf(stderr,"Can't open output file %s as stdout",out); |
748a9306 | 3698 | exit(vaxc$errno); |
a0d0e21e | 3699 | } |
fd8cd3a3 | 3700 | if (out != NULL) Perl_vmssetuserlnm(aTHX_ "SYS$OUTPUT",out); |
0e06870b | 3701 | |
748a9306 | 3702 | if (err != NULL) { |
71d7ec5d | 3703 | if (strcmp(err,"&1") == 0) { |
a15cef0c | 3704 | dup2(fileno(stdout), fileno(stderr)); |
fd8cd3a3 | 3705 | Perl_vmssetuserlnm(aTHX_ "SYS$ERROR","SYS$OUTPUT"); |
71d7ec5d | 3706 | } else { |
748a9306 LW |
3707 | FILE *tmperr; |
3708 | if (NULL == (tmperr = fopen(err, errmode, "mbc=32", "mbf=2"))) | |
3709 | { | |
fd71b04b | 3710 | fprintf(stderr,"Can't open error file %s as stderr",err); |
748a9306 LW |
3711 | exit(vaxc$errno); |
3712 | } | |
3713 | fclose(tmperr); | |
a15cef0c | 3714 | if (NULL == freopen(err, "a", stderr, "mbc=32", "mbf=2")) |
748a9306 LW |
3715 | { |
3716 | exit(vaxc$errno); | |
3717 | } | |
fd8cd3a3 | 3718 | Perl_vmssetuserlnm(aTHX_ "SYS$ERROR",err); |
a0d0e21e | 3719 | } |
71d7ec5d | 3720 | } |
a0d0e21e | 3721 | #ifdef ARGPROC_DEBUG |
740ce14c | 3722 | PerlIO_printf(Perl_debug_log, "Arglist:\n"); |
a0d0e21e | 3723 | for (j = 0; j < *ac; ++j) |
740ce14c | 3724 | PerlIO_printf(Perl_debug_log, "argv[%d] = '%s'\n", j, argv[j]); |
a0d0e21e | 3725 | #endif |
b7ae7a0d | 3726 | /* Clear errors we may have hit expanding wildcards, so they don't |
3727 | show up in Perl's $! later */ | |
3728 | set_errno(0); set_vaxc_errno(1); | |
a0d0e21e LW |
3729 | } /* end of getredirection() */ |
3730 | /*}}}*/ | |
3731 | ||
3732 | static void add_item(struct list_item **head, | |
3733 | struct list_item **tail, | |
3734 | char *value, | |
3735 | int *count) | |
3736 | { | |
3737 | if (*head == 0) | |
3738 | { | |
fc36a67e | 3739 | New(1303,*head,1,struct list_item); |
a0d0e21e LW |
3740 | *tail = *head; |
3741 | } | |
3742 | else { | |
fc36a67e | 3743 | New(1304,(*tail)->next,1,struct list_item); |
a0d0e21e LW |
3744 | *tail = (*tail)->next; |
3745 | } | |
3746 | (*tail)->value = value; | |
3747 | ++(*count); | |
3748 | } | |
3749 | ||
4b19af01 | 3750 | static void mp_expand_wild_cards(pTHX_ char *item, |
a0d0e21e LW |
3751 | struct list_item **head, |
3752 | struct list_item **tail, | |
3753 | int *count) | |
3754 | { | |
3755 | int expcount = 0; | |
748a9306 | 3756 | unsigned long int context = 0; |
a0d0e21e | 3757 | int isunix = 0; |
a0d0e21e LW |
3758 | char *had_version; |
3759 | char *had_device; | |
3760 | int had_directory; | |
f675dbe5 | 3761 | char *devdir,*cp; |
a0d0e21e LW |
3762 | char vmsspec[NAM$C_MAXRSS+1]; |
3763 | $DESCRIPTOR(filespec, ""); | |
748a9306 | 3764 | $DESCRIPTOR(defaultspec, "SYS$DISK:[]"); |
a0d0e21e | 3765 | $DESCRIPTOR(resultspec, ""); |
c07a80fd | 3766 | unsigned long int zero = 0, sts; |
a0d0e21e | 3767 | |
f675dbe5 CB |
3768 | for (cp = item; *cp; cp++) { |
3769 | if (*cp == '*' || *cp == '%' || isspace(*cp)) break; | |
3770 | if (*cp == '.' && *(cp-1) == '.' && *(cp-2) =='.') break; | |
3771 | } | |
3772 | if (!*cp || isspace(*cp)) | |
a0d0e21e LW |
3773 | { |
3774 | add_item(head, tail, item, count); | |
3775 | return; | |
3776 | } | |
3777 | resultspec.dsc$b_dtype = DSC$K_DTYPE_T; | |
3778 | resultspec.dsc$b_class = DSC$K_CLASS_D; | |
3779 | resultspec.dsc$a_pointer = NULL; | |
748a9306 | 3780 | if ((isunix = (int) strchr(item,'/')) != (int) NULL) |
a0d0e21e LW |
3781 | filespec.dsc$a_pointer = do_tovmsspec(item,vmsspec,0); |
3782 | if (!isunix || !filespec.dsc$a_pointer) | |
3783 | filespec.dsc$a_pointer = item; | |
3784 | filespec.dsc$w_length = strlen(filespec.dsc$a_pointer); | |
3785 | /* | |
3786 | * Only return version specs, if the caller specified a version | |
3787 | */ | |
3788 | had_version = strchr(item, ';'); | |
3789 | /* | |
3790 | * Only return device and directory specs, if the caller specifed either. | |
3791 | */ | |
3792 | had_device = strchr(item, ':'); | |
3793 | had_directory = (isunix || NULL != strchr(item, '[')) || (NULL != strchr(item, '<')); | |
3794 | ||
c07a80fd | 3795 | while (1 == (1 & (sts = lib$find_file(&filespec, &resultspec, &context, |
3796 | &defaultspec, 0, 0, &zero)))) | |
a0d0e21e LW |
3797 | { |
3798 | char *string; | |
3799 | char *c; | |
3800 | ||
fc36a67e | 3801 | New(1305,string,resultspec.dsc$w_length+1,char); |
a0d0e21e LW |
3802 | strncpy(string, resultspec.dsc$a_pointer, resultspec.dsc$w_length); |
3803 | string[resultspec.dsc$w_length] = '\0'; | |
3804 | if (NULL == had_version) | |
3805 | *((char *)strrchr(string, ';')) = '\0'; | |
3806 | if ((!had_directory) && (had_device == NULL)) | |
3807 | { | |
3808 | if (NULL == (devdir = strrchr(string, ']'))) | |
3809 | devdir = strrchr(string, '>'); | |
3810 | strcpy(string, devdir + 1); | |
3811 | } | |
3812 | /* | |
3813 | * Be consistent with what the C RTL has already done to the rest of | |
3814 | * the argv items and lowercase all of these names. | |
3815 | */ | |
3816 | for (c = string; *c; ++c) | |
3817 | if (isupper(*c)) | |
3818 | *c = tolower(*c); | |
f86702cc | 3819 | if (isunix) trim_unixpath(string,item,1); |
a0d0e21e LW |
3820 | add_item(head, tail, string, count); |
3821 | ++expcount; | |
3822 | } | |
c07a80fd | 3823 | if (sts != RMS$_NMF) |
3824 | { | |
3825 | set_vaxc_errno(sts); | |
3826 | switch (sts) | |
3827 | { | |
f282b18d | 3828 | case RMS$_FNF: case RMS$_DNF: |
c07a80fd | 3829 | set_errno(ENOENT); break; |
f282b18d CB |
3830 | case RMS$_DIR: |
3831 | set_errno(ENOTDIR); break; | |
c07a80fd | 3832 | case RMS$_DEV: |
3833 | set_errno(ENODEV); break; | |
f282b18d | 3834 | case RMS$_FNM: case RMS$_SYN: |
c07a80fd | 3835 | set_errno(EINVAL); break; |
3836 | case RMS$_PRV: | |
3837 | set_errno(EACCES); break; | |
3838 | default: | |
b7ae7a0d | 3839 | _ckvmssts_noperl(sts); |
c07a80fd | 3840 | } |
3841 | } | |
a0d0e21e LW |
3842 | if (expcount == 0) |
3843 | add_item(head, tail, item, count); | |
b7ae7a0d | 3844 | _ckvmssts_noperl(lib$sfree1_dd(&resultspec)); |
3845 | _ckvmssts_noperl(lib$find_file_end(&context)); | |
a0d0e21e LW |
3846 | } |
3847 | ||
3848 | static int child_st[2];/* Event Flag set when child process completes */ | |
3849 | ||
748a9306 | 3850 | static unsigned short child_chan;/* I/O Channel for Pipe Mailbox */ |
a0d0e21e | 3851 | |
748a9306 | 3852 | static unsigned long int exit_handler(int *status) |
a0d0e21e LW |
3853 | { |
3854 | short iosb[4]; | |
3855 | ||
3856 | if (0 == child_st[0]) | |
3857 | { | |
3858 | #ifdef ARGPROC_DEBUG | |
740ce14c | 3859 | PerlIO_printf(Perl_debug_log, "Waiting for Child Process to Finish . . .\n"); |
a0d0e21e LW |
3860 | #endif |
3861 | fflush(stdout); /* Have to flush pipe for binary data to */ | |
3862 | /* terminate properly -- <tp@mccall.com> */ | |
3863 | sys$qiow(0, child_chan, IO$_WRITEOF, iosb, 0, 0, 0, 0, 0, 0, 0, 0); | |
3864 | sys$dassgn(child_chan); | |
3865 | fclose(stdout); | |
3866 | sys$synch(0, child_st); | |
3867 | } | |
3868 | return(1); | |
3869 | } | |
3870 | ||
3871 | static void sig_child(int chan) | |
3872 |