Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
bc89e66f | 3 | * Copyright (c) 1991-2001, Larry Wall |
a0d0e21e LW |
4 | * |
5 | * You may distribute under the terms of either the GNU General Public | |
6 | * License or the Artistic License, as specified in the README file. | |
7 | * | |
8 | */ | |
9 | ||
10 | /* | |
11 | * But only a short way ahead its floor and the walls on either side were | |
12 | * cloven by a great fissure, out of which the red glare came, now leaping | |
13 | * up, now dying down into darkness; and all the while far below there was | |
14 | * a rumour and a trouble as of great engines throbbing and labouring. | |
15 | */ | |
16 | ||
17 | #include "EXTERN.h" | |
864dbfa3 | 18 | #define PERL_IN_PP_SYS_C |
a0d0e21e LW |
19 | #include "perl.h" |
20 | ||
f1066039 JH |
21 | #ifdef I_SHADOW |
22 | /* Shadow password support for solaris - pdo@cs.umd.edu | |
23 | * Not just Solaris: at least HP-UX, IRIX, Linux. | |
3813c136 JH |
24 | * The API is from SysV. |
25 | * | |
26 | * There are at least two more shadow interfaces, | |
27 | * see the comments in pp_gpwent(). | |
28 | * | |
29 | * --jhi */ | |
30 | # ifdef __hpux__ | |
c529f79d | 31 | /* There is a MAXINT coming from <shadow.h> <- <hpsecurity.h> <- <values.h> |
301e8125 | 32 | * and another MAXINT from "perl.h" <- <sys/param.h>. */ |
3813c136 JH |
33 | # undef MAXINT |
34 | # endif | |
35 | # include <shadow.h> | |
8c0bfa08 PB |
36 | #endif |
37 | ||
301e8125 NIS |
38 | #ifdef HAS_SYSCALL |
39 | #ifdef __cplusplus | |
8ac85365 NIS |
40 | extern "C" int syscall(unsigned long,...); |
41 | #endif | |
42 | #endif | |
43 | ||
76c32331 | 44 | #ifdef I_SYS_WAIT |
45 | # include <sys/wait.h> | |
46 | #endif | |
47 | ||
48 | #ifdef I_SYS_RESOURCE | |
49 | # include <sys/resource.h> | |
16d20bd9 | 50 | #endif |
a0d0e21e | 51 | |
2986a63f JH |
52 | #ifdef NETWARE |
53 | NETDB_DEFINE_CONTEXT | |
54 | #endif | |
55 | ||
a0d0e21e | 56 | #ifdef HAS_SELECT |
1e743fda JH |
57 | # ifdef I_SYS_SELECT |
58 | # include <sys/select.h> | |
59 | # endif | |
a0d0e21e | 60 | #endif |
a0d0e21e | 61 | |
dc45a647 MB |
62 | /* XXX Configure test needed. |
63 | h_errno might not be a simple 'int', especially for multi-threaded | |
5ff3f7a4 GS |
64 | applications, see "extern int errno in perl.h". Creating such |
65 | a test requires taking into account the differences between | |
66 | compiling multithreaded and singlethreaded ($ccflags et al). | |
67 | HOST_NOT_FOUND is typically defined in <netdb.h>. | |
dc45a647 | 68 | */ |
cb50131a | 69 | #if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__) |
a0d0e21e LW |
70 | extern int h_errno; |
71 | #endif | |
72 | ||
73 | #ifdef HAS_PASSWD | |
74 | # ifdef I_PWD | |
75 | # include <pwd.h> | |
76 | # else | |
fd8cd3a3 | 77 | # if !defined(VMS) |
20ce7b12 GS |
78 | struct passwd *getpwnam (char *); |
79 | struct passwd *getpwuid (Uid_t); | |
fd8cd3a3 | 80 | # endif |
a0d0e21e | 81 | # endif |
28e8609d | 82 | # ifdef HAS_GETPWENT |
20ce7b12 | 83 | struct passwd *getpwent (void); |
28e8609d | 84 | # endif |
a0d0e21e LW |
85 | #endif |
86 | ||
87 | #ifdef HAS_GROUP | |
88 | # ifdef I_GRP | |
89 | # include <grp.h> | |
90 | # else | |
20ce7b12 GS |
91 | struct group *getgrnam (char *); |
92 | struct group *getgrgid (Gid_t); | |
a0d0e21e | 93 | # endif |
28e8609d | 94 | # ifdef HAS_GETGRENT |
20ce7b12 | 95 | struct group *getgrent (void); |
28e8609d | 96 | # endif |
a0d0e21e LW |
97 | #endif |
98 | ||
99 | #ifdef I_UTIME | |
3730b96e | 100 | # if defined(_MSC_VER) || defined(__MINGW32__) |
3fe9a6f1 | 101 | # include <sys/utime.h> |
102 | # else | |
103 | # include <utime.h> | |
104 | # endif | |
a0d0e21e | 105 | #endif |
a0d0e21e | 106 | |
cbdc8872 | 107 | #ifdef HAS_CHSIZE |
cd52b7b2 | 108 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
109 | # undef my_chsize | |
110 | # endif | |
6ad3d225 | 111 | # define my_chsize PerlLIO_chsize |
cbdc8872 | 112 | #endif |
113 | ||
ff68c719 | 114 | #ifdef HAS_FLOCK |
115 | # define FLOCK flock | |
116 | #else /* no flock() */ | |
117 | ||
36477c24 | 118 | /* fcntl.h might not have been included, even if it exists, because |
119 | the current Configure only sets I_FCNTL if it's needed to pick up | |
120 | the *_OK constants. Make sure it has been included before testing | |
121 | the fcntl() locking constants. */ | |
122 | # if defined(HAS_FCNTL) && !defined(I_FCNTL) | |
123 | # include <fcntl.h> | |
124 | # endif | |
125 | ||
9d9004a9 | 126 | # if defined(HAS_FCNTL) && defined(FCNTL_CAN_LOCK) |
ff68c719 | 127 | # define FLOCK fcntl_emulate_flock |
128 | # define FCNTL_EMULATE_FLOCK | |
129 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
130 | # ifdef HAS_LOCKF | |
131 | # define FLOCK lockf_emulate_flock | |
132 | # define LOCKF_EMULATE_FLOCK | |
133 | # endif /* lockf */ | |
134 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
135 | ||
136 | # ifdef FLOCK | |
20ce7b12 | 137 | static int FLOCK (int, int); |
ff68c719 | 138 | |
139 | /* | |
140 | * These are the flock() constants. Since this sytems doesn't have | |
141 | * flock(), the values of the constants are probably not available. | |
142 | */ | |
143 | # ifndef LOCK_SH | |
144 | # define LOCK_SH 1 | |
145 | # endif | |
146 | # ifndef LOCK_EX | |
147 | # define LOCK_EX 2 | |
148 | # endif | |
149 | # ifndef LOCK_NB | |
150 | # define LOCK_NB 4 | |
151 | # endif | |
152 | # ifndef LOCK_UN | |
153 | # define LOCK_UN 8 | |
154 | # endif | |
155 | # endif /* emulating flock() */ | |
156 | ||
157 | #endif /* no flock() */ | |
55497cff | 158 | |
85ab1d1d JH |
159 | #define ZBTLEN 10 |
160 | static char zero_but_true[ZBTLEN + 1] = "0 but true"; | |
161 | ||
5ff3f7a4 GS |
162 | #if defined(I_SYS_ACCESS) && !defined(R_OK) |
163 | # include <sys/access.h> | |
164 | #endif | |
165 | ||
c529f79d CB |
166 | #if defined(HAS_FCNTL) && defined(F_SETFD) && !defined(FD_CLOEXEC) |
167 | # define FD_CLOEXEC 1 /* NeXT needs this */ | |
168 | #endif | |
169 | ||
5ff3f7a4 GS |
170 | #undef PERL_EFF_ACCESS_R_OK /* EFFective uid/gid ACCESS R_OK */ |
171 | #undef PERL_EFF_ACCESS_W_OK | |
172 | #undef PERL_EFF_ACCESS_X_OK | |
173 | ||
174 | /* F_OK unused: if stat() cannot find it... */ | |
175 | ||
176 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 177 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
178 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
179 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
180 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
181 | #endif | |
182 | ||
183 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 184 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
185 | # include <sys/security.h> |
186 | # endif | |
c955f117 JH |
187 | # ifdef ACC_SELF |
188 | /* HP SecureWare */ | |
189 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
190 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
191 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
192 | # else | |
193 | /* SCO */ | |
194 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
195 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
196 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
197 | # endif | |
5ff3f7a4 GS |
198 | #endif |
199 | ||
200 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 201 | /* AIX */ |
5ff3f7a4 GS |
202 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
203 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
204 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
205 | #endif | |
206 | ||
327c3667 GS |
207 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
208 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
209 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 210 | /* The Hard Way. */ |
327c3667 | 211 | STATIC int |
7f4774ae | 212 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 213 | { |
5ff3f7a4 GS |
214 | Uid_t ruid = getuid(); |
215 | Uid_t euid = geteuid(); | |
216 | Gid_t rgid = getgid(); | |
217 | Gid_t egid = getegid(); | |
218 | int res; | |
219 | ||
146174a9 | 220 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 221 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 222 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
223 | #else |
224 | #ifdef HAS_SETREUID | |
225 | if (setreuid(euid, ruid)) | |
226 | #else | |
227 | #ifdef HAS_SETRESUID | |
228 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
229 | #endif | |
230 | #endif | |
cea2e8a9 | 231 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
232 | #endif |
233 | ||
234 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 235 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
236 | #else |
237 | #ifdef HAS_SETREGID | |
238 | if (setregid(egid, rgid)) | |
239 | #else | |
240 | #ifdef HAS_SETRESGID | |
241 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
242 | #endif | |
243 | #endif | |
cea2e8a9 | 244 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
245 | #endif |
246 | ||
247 | res = access(path, mode); | |
248 | ||
249 | #ifdef HAS_SETREUID | |
250 | if (setreuid(ruid, euid)) | |
251 | #else | |
252 | #ifdef HAS_SETRESUID | |
253 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
254 | #endif | |
255 | #endif | |
cea2e8a9 | 256 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
257 | |
258 | #ifdef HAS_SETREGID | |
259 | if (setregid(rgid, egid)) | |
260 | #else | |
261 | #ifdef HAS_SETRESGID | |
262 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
263 | #endif | |
264 | #endif | |
cea2e8a9 | 265 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 266 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
267 | |
268 | return res; | |
269 | } | |
270 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
271 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
272 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
273 | #endif | |
274 | ||
275 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
276 | /* With it or without it: anyway you get a warning: either that |
277 | it is unused, or it is declared static and never defined. | |
278 | */ | |
327c3667 | 279 | STATIC int |
7f4774ae | 280 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 281 | { |
cea2e8a9 | 282 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
283 | /*NOTREACHED*/ |
284 | return -1; | |
285 | } | |
286 | #endif | |
287 | ||
a0d0e21e LW |
288 | PP(pp_backtick) |
289 | { | |
39644a26 | 290 | dSP; dTARGET; |
760ac839 | 291 | PerlIO *fp; |
2d8e6c8d GS |
292 | STRLEN n_a; |
293 | char *tmps = POPpx; | |
54310121 | 294 | I32 gimme = GIMME_V; |
16fe6d59 | 295 | char *mode = "r"; |
54310121 | 296 | |
a0d0e21e | 297 | TAINT_PROPER("``"); |
16fe6d59 GS |
298 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
299 | mode = "rb"; | |
300 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
301 | mode = "rt"; | |
302 | fp = PerlProc_popen(tmps, mode); | |
a0d0e21e | 303 | if (fp) { |
ac27b0f5 NIS |
304 | char *type = NULL; |
305 | if (PL_curcop->cop_io) { | |
306 | type = SvPV_nolen(PL_curcop->cop_io); | |
307 | } | |
ac27b0f5 NIS |
308 | if (type && *type) |
309 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
310 | ||
54310121 | 311 | if (gimme == G_VOID) { |
96827780 MB |
312 | char tmpbuf[256]; |
313 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 314 | /*SUPPRESS 530*/ |
315 | ; | |
316 | } | |
317 | else if (gimme == G_SCALAR) { | |
aa689395 | 318 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ |
a0d0e21e LW |
319 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
320 | /*SUPPRESS 530*/ | |
321 | ; | |
322 | XPUSHs(TARG); | |
aa689395 | 323 | SvTAINTED_on(TARG); |
a0d0e21e LW |
324 | } |
325 | else { | |
326 | SV *sv; | |
327 | ||
328 | for (;;) { | |
8d6dde3e | 329 | sv = NEWSV(56, 79); |
a0d0e21e LW |
330 | if (sv_gets(sv, fp, 0) == Nullch) { |
331 | SvREFCNT_dec(sv); | |
332 | break; | |
333 | } | |
334 | XPUSHs(sv_2mortal(sv)); | |
335 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
336 | SvLEN_set(sv, SvCUR(sv)+1); | |
337 | Renew(SvPVX(sv), SvLEN(sv), char); | |
338 | } | |
aa689395 | 339 | SvTAINTED_on(sv); |
a0d0e21e LW |
340 | } |
341 | } | |
6ad3d225 | 342 | STATUS_NATIVE_SET(PerlProc_pclose(fp)); |
aa689395 | 343 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
344 | } |
345 | else { | |
f86702cc | 346 | STATUS_NATIVE_SET(-1); |
54310121 | 347 | if (gimme == G_SCALAR) |
a0d0e21e LW |
348 | RETPUSHUNDEF; |
349 | } | |
350 | ||
351 | RETURN; | |
352 | } | |
353 | ||
354 | PP(pp_glob) | |
355 | { | |
356 | OP *result; | |
f5284f61 IZ |
357 | tryAMAGICunTARGET(iter, -1); |
358 | ||
71686f12 GS |
359 | /* Note that we only ever get here if File::Glob fails to load |
360 | * without at the same time croaking, for some reason, or if | |
361 | * perl was built with PERL_EXTERNAL_GLOB */ | |
362 | ||
a0d0e21e | 363 | ENTER; |
a0d0e21e | 364 | |
c90c0ff4 | 365 | #ifndef VMS |
3280af22 | 366 | if (PL_tainting) { |
7bac28a0 | 367 | /* |
368 | * The external globbing program may use things we can't control, | |
369 | * so for security reasons we must assume the worst. | |
370 | */ | |
371 | TAINT; | |
22c35a8c | 372 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 373 | } |
c90c0ff4 | 374 | #endif /* !VMS */ |
7bac28a0 | 375 | |
3280af22 NIS |
376 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
377 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 378 | |
3280af22 | 379 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 380 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 381 | #ifndef DOSISH |
382 | #ifndef CSH | |
6b88bc9c | 383 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 384 | #endif /* !CSH */ |
55497cff | 385 | #endif /* !DOSISH */ |
c07a80fd | 386 | |
a0d0e21e LW |
387 | result = do_readline(); |
388 | LEAVE; | |
389 | return result; | |
390 | } | |
391 | ||
a0d0e21e LW |
392 | PP(pp_rcatline) |
393 | { | |
146174a9 | 394 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
395 | return do_readline(); |
396 | } | |
397 | ||
398 | PP(pp_warn) | |
399 | { | |
39644a26 | 400 | dSP; dMARK; |
06bf62c7 | 401 | SV *tmpsv; |
a0d0e21e | 402 | char *tmps; |
06bf62c7 | 403 | STRLEN len; |
a0d0e21e LW |
404 | if (SP - MARK != 1) { |
405 | dTARGET; | |
3280af22 | 406 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 407 | tmpsv = TARG; |
a0d0e21e LW |
408 | SP = MARK + 1; |
409 | } | |
410 | else { | |
06bf62c7 | 411 | tmpsv = TOPs; |
a0d0e21e | 412 | } |
06bf62c7 GS |
413 | tmps = SvPV(tmpsv, len); |
414 | if (!tmps || !len) { | |
4e6ea2c3 GS |
415 | SV *error = ERRSV; |
416 | (void)SvUPGRADE(error, SVt_PV); | |
417 | if (SvPOK(error) && SvCUR(error)) | |
418 | sv_catpv(error, "\t...caught"); | |
06bf62c7 GS |
419 | tmpsv = error; |
420 | tmps = SvPV(tmpsv, len); | |
a0d0e21e | 421 | } |
06bf62c7 GS |
422 | if (!tmps || !len) |
423 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
424 | ||
cb50131a | 425 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
426 | RETSETYES; |
427 | } | |
428 | ||
429 | PP(pp_die) | |
430 | { | |
39644a26 | 431 | dSP; dMARK; |
a0d0e21e | 432 | char *tmps; |
06bf62c7 GS |
433 | SV *tmpsv; |
434 | STRLEN len; | |
435 | bool multiarg = 0; | |
96e176bf CL |
436 | #ifdef VMS |
437 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
438 | #endif | |
a0d0e21e LW |
439 | if (SP - MARK != 1) { |
440 | dTARGET; | |
3280af22 | 441 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 GS |
442 | tmpsv = TARG; |
443 | tmps = SvPV(tmpsv, len); | |
444 | multiarg = 1; | |
a0d0e21e LW |
445 | SP = MARK + 1; |
446 | } | |
447 | else { | |
4e6ea2c3 | 448 | tmpsv = TOPs; |
bf484eac | 449 | tmps = (SvROK(tmpsv) && PL_in_eval) ? Nullch : SvPV(tmpsv, len); |
a0d0e21e | 450 | } |
06bf62c7 | 451 | if (!tmps || !len) { |
4e6ea2c3 GS |
452 | SV *error = ERRSV; |
453 | (void)SvUPGRADE(error, SVt_PV); | |
06bf62c7 GS |
454 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
455 | if (!multiarg) | |
4e6ea2c3 | 456 | SvSetSV(error,tmpsv); |
06bf62c7 | 457 | else if (sv_isobject(error)) { |
05423cc9 GS |
458 | HV *stash = SvSTASH(SvRV(error)); |
459 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
460 | if (gv) { | |
146174a9 | 461 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 462 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
463 | EXTEND(SP, 3); |
464 | PUSHMARK(SP); | |
465 | PUSHs(error); | |
466 | PUSHs(file); | |
467 | PUSHs(line); | |
468 | PUTBACK; | |
864dbfa3 GS |
469 | call_sv((SV*)GvCV(gv), |
470 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 471 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
472 | } |
473 | } | |
b3fe4827 | 474 | DIE(aTHX_ Nullformat); |
4e6ea2c3 GS |
475 | } |
476 | else { | |
477 | if (SvPOK(error) && SvCUR(error)) | |
478 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 GS |
479 | tmpsv = error; |
480 | tmps = SvPV(tmpsv, len); | |
4e6ea2c3 | 481 | } |
a0d0e21e | 482 | } |
06bf62c7 GS |
483 | if (!tmps || !len) |
484 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
485 | ||
cb50131a | 486 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
487 | } |
488 | ||
489 | /* I/O. */ | |
490 | ||
491 | PP(pp_open) | |
492 | { | |
39644a26 | 493 | dSP; |
a567e93b NIS |
494 | dMARK; dORIGMARK; |
495 | dTARGET; | |
a0d0e21e LW |
496 | GV *gv; |
497 | SV *sv; | |
5b468f54 | 498 | IO *io; |
a0d0e21e LW |
499 | char *tmps; |
500 | STRLEN len; | |
4592e6ca | 501 | MAGIC *mg; |
a567e93b | 502 | bool ok; |
a0d0e21e | 503 | |
a567e93b | 504 | gv = (GV *)*++MARK; |
5f05dabc | 505 | if (!isGV(gv)) |
cea2e8a9 | 506 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 507 | if ((io = GvIOp(gv))) |
36477c24 | 508 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 509 | |
5b468f54 | 510 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
511 | /* Method's args are same as ours ... */ |
512 | /* ... except handle is replaced by the object */ | |
5b468f54 | 513 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 514 | PUSHMARK(MARK); |
4592e6ca NIS |
515 | PUTBACK; |
516 | ENTER; | |
864dbfa3 | 517 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
518 | LEAVE; |
519 | SPAGAIN; | |
520 | RETURN; | |
521 | } | |
522 | ||
a567e93b NIS |
523 | if (MARK < SP) { |
524 | sv = *++MARK; | |
525 | } | |
526 | else { | |
527 | sv = GvSV(gv); | |
528 | } | |
529 | ||
a0d0e21e | 530 | tmps = SvPV(sv, len); |
a567e93b NIS |
531 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
532 | SP = ORIGMARK; | |
533 | if (ok) | |
3280af22 NIS |
534 | PUSHi( (I32)PL_forkprocess ); |
535 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
536 | PUSHi(0); |
537 | else | |
538 | RETPUSHUNDEF; | |
539 | RETURN; | |
540 | } | |
541 | ||
542 | PP(pp_close) | |
543 | { | |
39644a26 | 544 | dSP; |
a0d0e21e | 545 | GV *gv; |
5b468f54 | 546 | IO *io; |
1d603a67 | 547 | MAGIC *mg; |
a0d0e21e LW |
548 | |
549 | if (MAXARG == 0) | |
3280af22 | 550 | gv = PL_defoutgv; |
a0d0e21e LW |
551 | else |
552 | gv = (GV*)POPs; | |
1d603a67 | 553 | |
5b468f54 AMS |
554 | if (gv && (io = GvIO(gv)) |
555 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
556 | { | |
1d603a67 | 557 | PUSHMARK(SP); |
5b468f54 | 558 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
559 | PUTBACK; |
560 | ENTER; | |
864dbfa3 | 561 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
562 | LEAVE; |
563 | SPAGAIN; | |
564 | RETURN; | |
565 | } | |
a0d0e21e | 566 | EXTEND(SP, 1); |
54310121 | 567 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
568 | RETURN; |
569 | } | |
570 | ||
571 | PP(pp_pipe_op) | |
572 | { | |
a0d0e21e | 573 | #ifdef HAS_PIPE |
9cad6237 | 574 | dSP; |
a0d0e21e LW |
575 | GV *rgv; |
576 | GV *wgv; | |
577 | register IO *rstio; | |
578 | register IO *wstio; | |
579 | int fd[2]; | |
580 | ||
581 | wgv = (GV*)POPs; | |
582 | rgv = (GV*)POPs; | |
583 | ||
584 | if (!rgv || !wgv) | |
585 | goto badexit; | |
586 | ||
4633a7c4 | 587 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 588 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
589 | rstio = GvIOn(rgv); |
590 | wstio = GvIOn(wgv); | |
591 | ||
592 | if (IoIFP(rstio)) | |
593 | do_close(rgv, FALSE); | |
594 | if (IoIFP(wstio)) | |
595 | do_close(wgv, FALSE); | |
596 | ||
6ad3d225 | 597 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
598 | goto badexit; |
599 | ||
760ac839 LW |
600 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"); |
601 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"); | |
a0d0e21e | 602 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
603 | IoTYPE(rstio) = IoTYPE_RDONLY; |
604 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
605 | |
606 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 607 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 608 | else PerlLIO_close(fd[0]); |
760ac839 | 609 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 610 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
611 | goto badexit; |
612 | } | |
4771b018 GS |
613 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
614 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
615 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
616 | #endif | |
a0d0e21e LW |
617 | RETPUSHYES; |
618 | ||
619 | badexit: | |
620 | RETPUSHUNDEF; | |
621 | #else | |
cea2e8a9 | 622 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
623 | #endif |
624 | } | |
625 | ||
626 | PP(pp_fileno) | |
627 | { | |
39644a26 | 628 | dSP; dTARGET; |
a0d0e21e LW |
629 | GV *gv; |
630 | IO *io; | |
760ac839 | 631 | PerlIO *fp; |
4592e6ca NIS |
632 | MAGIC *mg; |
633 | ||
a0d0e21e LW |
634 | if (MAXARG < 1) |
635 | RETPUSHUNDEF; | |
636 | gv = (GV*)POPs; | |
4592e6ca | 637 | |
5b468f54 AMS |
638 | if (gv && (io = GvIO(gv)) |
639 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
640 | { | |
4592e6ca | 641 | PUSHMARK(SP); |
5b468f54 | 642 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
643 | PUTBACK; |
644 | ENTER; | |
864dbfa3 | 645 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
646 | LEAVE; |
647 | SPAGAIN; | |
648 | RETURN; | |
649 | } | |
650 | ||
c289d2f7 JH |
651 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
652 | /* Can't do this because people seem to do things like | |
653 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
654 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
655 | report_evil_fh(gv, io, PL_op->op_type); | |
656 | */ | |
a0d0e21e | 657 | RETPUSHUNDEF; |
c289d2f7 JH |
658 | } |
659 | ||
760ac839 | 660 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
661 | RETURN; |
662 | } | |
663 | ||
664 | PP(pp_umask) | |
665 | { | |
39644a26 | 666 | dSP; dTARGET; |
d7e492a4 | 667 | #ifdef HAS_UMASK |
761237fe | 668 | Mode_t anum; |
a0d0e21e | 669 | |
a0d0e21e | 670 | if (MAXARG < 1) { |
6ad3d225 GS |
671 | anum = PerlLIO_umask(0); |
672 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
673 | } |
674 | else | |
6ad3d225 | 675 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
676 | TAINT_PROPER("umask"); |
677 | XPUSHi(anum); | |
678 | #else | |
eec2d3df GS |
679 | /* Only DIE if trying to restrict permissions on `user' (self). |
680 | * Otherwise it's harmless and more useful to just return undef | |
681 | * since 'group' and 'other' concepts probably don't exist here. */ | |
682 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 683 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 684 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
685 | #endif |
686 | RETURN; | |
687 | } | |
688 | ||
689 | PP(pp_binmode) | |
690 | { | |
39644a26 | 691 | dSP; |
a0d0e21e LW |
692 | GV *gv; |
693 | IO *io; | |
760ac839 | 694 | PerlIO *fp; |
4592e6ca | 695 | MAGIC *mg; |
16fe6d59 | 696 | SV *discp = Nullsv; |
a0d0e21e LW |
697 | |
698 | if (MAXARG < 1) | |
699 | RETPUSHUNDEF; | |
60382766 | 700 | if (MAXARG > 1) { |
16fe6d59 | 701 | discp = POPs; |
60382766 | 702 | } |
a0d0e21e | 703 | |
301e8125 | 704 | gv = (GV*)POPs; |
4592e6ca | 705 | |
5b468f54 AMS |
706 | if (gv && (io = GvIO(gv)) |
707 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
708 | { | |
4592e6ca | 709 | PUSHMARK(SP); |
5b468f54 | 710 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
711 | if (discp) |
712 | XPUSHs(discp); | |
4592e6ca NIS |
713 | PUTBACK; |
714 | ENTER; | |
864dbfa3 | 715 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
716 | LEAVE; |
717 | SPAGAIN; | |
718 | RETURN; | |
719 | } | |
a0d0e21e LW |
720 | |
721 | EXTEND(SP, 1); | |
50f846a7 | 722 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
723 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
724 | report_evil_fh(gv, io, PL_op->op_type); | |
50f846a7 SC |
725 | RETPUSHUNDEF; |
726 | } | |
a0d0e21e | 727 | |
60382766 NIS |
728 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
729 | (discp) ? SvPV_nolen(discp) : Nullch)) | |
a0d0e21e LW |
730 | RETPUSHYES; |
731 | else | |
732 | RETPUSHUNDEF; | |
a0d0e21e LW |
733 | } |
734 | ||
735 | PP(pp_tie) | |
736 | { | |
39644a26 | 737 | dSP; |
e336de0d | 738 | dMARK; |
a0d0e21e LW |
739 | SV *varsv; |
740 | HV* stash; | |
741 | GV *gv; | |
a0d0e21e | 742 | SV *sv; |
3280af22 | 743 | I32 markoff = MARK - PL_stack_base; |
a0d0e21e | 744 | char *methname; |
14befaf4 | 745 | int how = PERL_MAGIC_tied; |
e336de0d | 746 | U32 items; |
2d8e6c8d | 747 | STRLEN n_a; |
a0d0e21e | 748 | |
e336de0d | 749 | varsv = *++MARK; |
6b05c17a NIS |
750 | switch(SvTYPE(varsv)) { |
751 | case SVt_PVHV: | |
752 | methname = "TIEHASH"; | |
03c6e78a | 753 | HvEITER((HV *)varsv) = Null(HE *); |
6b05c17a NIS |
754 | break; |
755 | case SVt_PVAV: | |
756 | methname = "TIEARRAY"; | |
757 | break; | |
758 | case SVt_PVGV: | |
7fb37951 AMS |
759 | #ifdef GV_UNIQUE_CHECK |
760 | if (GvUNIQUE((GV*)varsv)) { | |
761 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
762 | } |
763 | #endif | |
6b05c17a | 764 | methname = "TIEHANDLE"; |
14befaf4 | 765 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
766 | /* For tied filehandles, we apply tiedscalar magic to the IO |
767 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
768 | if (!GvIOp(varsv)) | |
769 | GvIOp(varsv) = newIO(); | |
770 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
771 | break; |
772 | default: | |
773 | methname = "TIESCALAR"; | |
14befaf4 | 774 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
775 | break; |
776 | } | |
e336de0d GS |
777 | items = SP - MARK++; |
778 | if (sv_isobject(*MARK)) { | |
6b05c17a | 779 | ENTER; |
e788e7d3 | 780 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d GS |
781 | PUSHMARK(SP); |
782 | EXTEND(SP,items); | |
783 | while (items--) | |
784 | PUSHs(*MARK++); | |
785 | PUTBACK; | |
864dbfa3 | 786 | call_method(methname, G_SCALAR); |
301e8125 | 787 | } |
6b05c17a | 788 | else { |
864dbfa3 | 789 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
790 | * perhaps to get different error message ? |
791 | */ | |
e336de0d | 792 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 793 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
cea2e8a9 | 794 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%s\"", |
301e8125 | 795 | methname, SvPV(*MARK,n_a)); |
6b05c17a NIS |
796 | } |
797 | ENTER; | |
e788e7d3 | 798 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d GS |
799 | PUSHMARK(SP); |
800 | EXTEND(SP,items); | |
801 | while (items--) | |
802 | PUSHs(*MARK++); | |
803 | PUTBACK; | |
864dbfa3 | 804 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 805 | } |
a0d0e21e LW |
806 | SPAGAIN; |
807 | ||
808 | sv = TOPs; | |
d3acc0f7 | 809 | POPSTACK; |
a0d0e21e | 810 | if (sv_isobject(sv)) { |
33c27489 | 811 | sv_unmagic(varsv, how); |
ae21d580 JH |
812 | /* Croak if a self-tie on an aggregate is attempted. */ |
813 | if (varsv == SvRV(sv) && | |
814 | (SvTYPE(sv) == SVt_PVAV || | |
815 | SvTYPE(sv) == SVt_PVHV)) | |
816 | Perl_croak(aTHX_ | |
817 | "Self-ties of arrays and hashes are not supported"); | |
68a4a7e4 | 818 | sv_magic(varsv, sv, how, Nullch, 0); |
a0d0e21e LW |
819 | } |
820 | LEAVE; | |
3280af22 | 821 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
822 | PUSHs(sv); |
823 | RETURN; | |
824 | } | |
825 | ||
826 | PP(pp_untie) | |
827 | { | |
39644a26 | 828 | dSP; |
5b468f54 | 829 | MAGIC *mg; |
33c27489 | 830 | SV *sv = POPs; |
14befaf4 DM |
831 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
832 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
55497cff | 833 | |
5b468f54 AMS |
834 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
835 | RETPUSHYES; | |
836 | ||
837 | if ((mg = SvTIED_mg(sv, how))) { | |
a29a5827 NIS |
838 | SV *obj = SvRV(mg->mg_obj); |
839 | GV *gv; | |
840 | CV *cv = NULL; | |
a29a5827 NIS |
841 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && |
842 | isGV(gv) && (cv = GvCV(gv))) { | |
843 | PUSHMARK(SP); | |
844 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
301e8125 | 845 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); |
a29a5827 NIS |
846 | PUTBACK; |
847 | ENTER; | |
848 | call_sv((SV *)cv, G_VOID); | |
849 | LEAVE; | |
850 | SPAGAIN; | |
cbdc8872 | 851 | } |
301e8125 NIS |
852 | else if (ckWARN(WARN_UNTIE)) { |
853 | if (mg && SvREFCNT(obj) > 1) | |
854 | Perl_warner(aTHX_ WARN_UNTIE, | |
855 | "untie attempted while %"UVuf" inner references still exist", | |
856 | (UV)SvREFCNT(obj) - 1 ) ; | |
857 | } | |
5b468f54 | 858 | sv_unmagic(sv, how); |
cbdc8872 | 859 | } |
55497cff | 860 | RETPUSHYES; |
a0d0e21e LW |
861 | } |
862 | ||
c07a80fd | 863 | PP(pp_tied) |
864 | { | |
39644a26 | 865 | dSP; |
5b468f54 | 866 | MAGIC *mg; |
33c27489 | 867 | SV *sv = POPs; |
14befaf4 DM |
868 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
869 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
5b468f54 AMS |
870 | |
871 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
872 | RETPUSHUNDEF; | |
c07a80fd | 873 | |
155aba94 | 874 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
875 | SV *osv = SvTIED_obj(sv, mg); |
876 | if (osv == mg->mg_obj) | |
877 | osv = sv_mortalcopy(osv); | |
878 | PUSHs(osv); | |
879 | RETURN; | |
c07a80fd | 880 | } |
c07a80fd | 881 | RETPUSHUNDEF; |
882 | } | |
883 | ||
a0d0e21e LW |
884 | PP(pp_dbmopen) |
885 | { | |
39644a26 | 886 | dSP; |
a0d0e21e LW |
887 | HV *hv; |
888 | dPOPPOPssrl; | |
889 | HV* stash; | |
890 | GV *gv; | |
a0d0e21e LW |
891 | SV *sv; |
892 | ||
893 | hv = (HV*)POPs; | |
894 | ||
3280af22 | 895 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
896 | sv_setpv(sv, "AnyDBM_File"); |
897 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 898 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 899 | PUTBACK; |
864dbfa3 | 900 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 901 | SPAGAIN; |
8ebc5c01 | 902 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 903 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
904 | } |
905 | ||
57d3b86d | 906 | ENTER; |
924508f0 | 907 | PUSHMARK(SP); |
6b05c17a | 908 | |
924508f0 | 909 | EXTEND(SP, 5); |
a0d0e21e LW |
910 | PUSHs(sv); |
911 | PUSHs(left); | |
912 | if (SvIV(right)) | |
b448e4fe | 913 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 914 | else |
b448e4fe | 915 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 916 | PUSHs(right); |
57d3b86d | 917 | PUTBACK; |
864dbfa3 | 918 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
919 | SPAGAIN; |
920 | ||
921 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
922 | SP--; |
923 | PUSHMARK(SP); | |
a0d0e21e LW |
924 | PUSHs(sv); |
925 | PUSHs(left); | |
b448e4fe | 926 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 927 | PUSHs(right); |
a0d0e21e | 928 | PUTBACK; |
864dbfa3 | 929 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
930 | SPAGAIN; |
931 | } | |
932 | ||
6b05c17a | 933 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
934 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
935 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 936 | } |
a0d0e21e LW |
937 | LEAVE; |
938 | RETURN; | |
939 | } | |
940 | ||
941 | PP(pp_dbmclose) | |
942 | { | |
cea2e8a9 | 943 | return pp_untie(); |
a0d0e21e LW |
944 | } |
945 | ||
946 | PP(pp_sselect) | |
947 | { | |
a0d0e21e | 948 | #ifdef HAS_SELECT |
9cad6237 | 949 | dSP; dTARGET; |
a0d0e21e LW |
950 | register I32 i; |
951 | register I32 j; | |
952 | register char *s; | |
953 | register SV *sv; | |
65202027 | 954 | NV value; |
a0d0e21e LW |
955 | I32 maxlen = 0; |
956 | I32 nfound; | |
957 | struct timeval timebuf; | |
958 | struct timeval *tbuf = &timebuf; | |
959 | I32 growsize; | |
960 | char *fd_sets[4]; | |
2d8e6c8d | 961 | STRLEN n_a; |
a0d0e21e LW |
962 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
963 | I32 masksize; | |
964 | I32 offset; | |
965 | I32 k; | |
966 | ||
967 | # if BYTEORDER & 0xf0000 | |
968 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
969 | # else | |
970 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
971 | # endif | |
972 | ||
973 | #endif | |
974 | ||
975 | SP -= 4; | |
976 | for (i = 1; i <= 3; i++) { | |
977 | if (!SvPOK(SP[i])) | |
978 | continue; | |
979 | j = SvCUR(SP[i]); | |
980 | if (maxlen < j) | |
981 | maxlen = j; | |
982 | } | |
983 | ||
5ff3f7a4 | 984 | /* little endians can use vecs directly */ |
a0d0e21e | 985 | #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 |
5ff3f7a4 | 986 | # if SELECT_MIN_BITS > 1 |
f2da832e JH |
987 | /* If SELECT_MIN_BITS is greater than one we most probably will want |
988 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
989 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
f556e5b9 | 990 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates |
8f1f23e8 | 991 | * on (sets/tests/clears bits) is 32 bits. */ |
f2da832e | 992 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); |
5ff3f7a4 | 993 | # else |
4633a7c4 | 994 | growsize = sizeof(fd_set); |
5ff3f7a4 GS |
995 | # endif |
996 | # else | |
997 | # ifdef NFDBITS | |
a0d0e21e | 998 | |
5ff3f7a4 GS |
999 | # ifndef NBBY |
1000 | # define NBBY 8 | |
1001 | # endif | |
a0d0e21e LW |
1002 | |
1003 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1004 | # else |
a0d0e21e | 1005 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1006 | # endif |
a0d0e21e LW |
1007 | growsize = maxlen + (masksize - (maxlen % masksize)); |
1008 | Zero(&fd_sets[0], 4, char*); | |
1009 | #endif | |
1010 | ||
1011 | sv = SP[4]; | |
1012 | if (SvOK(sv)) { | |
1013 | value = SvNV(sv); | |
1014 | if (value < 0.0) | |
1015 | value = 0.0; | |
1016 | timebuf.tv_sec = (long)value; | |
65202027 | 1017 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1018 | timebuf.tv_usec = (long)(value * 1000000.0); |
1019 | } | |
1020 | else | |
1021 | tbuf = Null(struct timeval*); | |
1022 | ||
1023 | for (i = 1; i <= 3; i++) { | |
1024 | sv = SP[i]; | |
1025 | if (!SvOK(sv)) { | |
1026 | fd_sets[i] = 0; | |
1027 | continue; | |
1028 | } | |
1029 | else if (!SvPOK(sv)) | |
2d8e6c8d | 1030 | SvPV_force(sv,n_a); /* force string conversion */ |
a0d0e21e LW |
1031 | j = SvLEN(sv); |
1032 | if (j < growsize) { | |
1033 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1034 | } |
c07a80fd | 1035 | j = SvCUR(sv); |
1036 | s = SvPVX(sv) + j; | |
1037 | while (++j <= growsize) { | |
1038 | *s++ = '\0'; | |
1039 | } | |
1040 | ||
a0d0e21e LW |
1041 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1042 | s = SvPVX(sv); | |
1043 | New(403, fd_sets[i], growsize, char); | |
1044 | for (offset = 0; offset < growsize; offset += masksize) { | |
1045 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1046 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1047 | } | |
1048 | #else | |
1049 | fd_sets[i] = SvPVX(sv); | |
1050 | #endif | |
1051 | } | |
1052 | ||
6ad3d225 | 1053 | nfound = PerlSock_select( |
a0d0e21e LW |
1054 | maxlen * 8, |
1055 | (Select_fd_set_t) fd_sets[1], | |
1056 | (Select_fd_set_t) fd_sets[2], | |
1057 | (Select_fd_set_t) fd_sets[3], | |
1058 | tbuf); | |
1059 | for (i = 1; i <= 3; i++) { | |
1060 | if (fd_sets[i]) { | |
1061 | sv = SP[i]; | |
1062 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1063 | s = SvPVX(sv); | |
1064 | for (offset = 0; offset < growsize; offset += masksize) { | |
1065 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1066 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1067 | } | |
1068 | Safefree(fd_sets[i]); | |
1069 | #endif | |
1070 | SvSETMAGIC(sv); | |
1071 | } | |
1072 | } | |
1073 | ||
1074 | PUSHi(nfound); | |
1075 | if (GIMME == G_ARRAY && tbuf) { | |
65202027 DS |
1076 | value = (NV)(timebuf.tv_sec) + |
1077 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1078 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1079 | sv_setnv(sv, value); |
1080 | } | |
1081 | RETURN; | |
1082 | #else | |
cea2e8a9 | 1083 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1084 | #endif |
1085 | } | |
1086 | ||
4633a7c4 | 1087 | void |
864dbfa3 | 1088 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1089 | { |
1090 | if (gv) | |
1091 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1092 | if (PL_defoutgv) |
1093 | SvREFCNT_dec(PL_defoutgv); | |
1094 | PL_defoutgv = gv; | |
4633a7c4 LW |
1095 | } |
1096 | ||
a0d0e21e LW |
1097 | PP(pp_select) |
1098 | { | |
39644a26 | 1099 | dSP; dTARGET; |
4633a7c4 LW |
1100 | GV *newdefout, *egv; |
1101 | HV *hv; | |
1102 | ||
533c011a | 1103 | newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1104 | |
3280af22 | 1105 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1106 | if (!egv) |
3280af22 | 1107 | egv = PL_defoutgv; |
4633a7c4 LW |
1108 | hv = GvSTASH(egv); |
1109 | if (! hv) | |
3280af22 | 1110 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1111 | else { |
cbdc8872 | 1112 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1113 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1114 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1115 | XPUSHTARG; |
1116 | } | |
1117 | else { | |
1118 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1119 | } | |
4633a7c4 LW |
1120 | } |
1121 | ||
1122 | if (newdefout) { | |
ded8aa31 GS |
1123 | if (!GvIO(newdefout)) |
1124 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1125 | setdefout(newdefout); |
1126 | } | |
1127 | ||
a0d0e21e LW |
1128 | RETURN; |
1129 | } | |
1130 | ||
1131 | PP(pp_getc) | |
1132 | { | |
39644a26 | 1133 | dSP; dTARGET; |
a0d0e21e | 1134 | GV *gv; |
5b468f54 | 1135 | IO *io; |
2ae324a7 | 1136 | MAGIC *mg; |
a0d0e21e | 1137 | |
32da55ab | 1138 | if (MAXARG == 0) |
3280af22 | 1139 | gv = PL_stdingv; |
a0d0e21e LW |
1140 | else |
1141 | gv = (GV*)POPs; | |
2ae324a7 | 1142 | |
5b468f54 AMS |
1143 | if (gv && (io = GvIO(gv)) |
1144 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1145 | { | |
54310121 | 1146 | I32 gimme = GIMME_V; |
2ae324a7 | 1147 | PUSHMARK(SP); |
5b468f54 | 1148 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 | 1149 | PUTBACK; |
1150 | ENTER; | |
864dbfa3 | 1151 | call_method("GETC", gimme); |
2ae324a7 | 1152 | LEAVE; |
1153 | SPAGAIN; | |
54310121 | 1154 | if (gimme == G_SCALAR) |
1155 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1156 | RETURN; |
1157 | } | |
9bc64814 | 1158 | if (!gv || do_eof(gv)) /* make sure we have fp with something */ |
a0d0e21e | 1159 | RETPUSHUNDEF; |
bbce6d69 | 1160 | TAINT; |
a0d0e21e | 1161 | sv_setpv(TARG, " "); |
9bc64814 | 1162 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1163 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1164 | /* Find out how many bytes the char needs */ | |
1165 | Size_t len = UTF8SKIP(SvPVX(TARG)); | |
1166 | if (len > 1) { | |
1167 | SvGROW(TARG,len+1); | |
1168 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1169 | SvCUR_set(TARG,1+len); | |
1170 | } | |
1171 | SvUTF8_on(TARG); | |
1172 | } | |
a0d0e21e LW |
1173 | PUSHTARG; |
1174 | RETURN; | |
1175 | } | |
1176 | ||
1177 | PP(pp_read) | |
1178 | { | |
cea2e8a9 | 1179 | return pp_sysread(); |
a0d0e21e LW |
1180 | } |
1181 | ||
76e3520e | 1182 | STATIC OP * |
cea2e8a9 | 1183 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1184 | { |
c09156bb | 1185 | register PERL_CONTEXT *cx; |
54310121 | 1186 | I32 gimme = GIMME_V; |
a0d0e21e LW |
1187 | AV* padlist = CvPADLIST(cv); |
1188 | SV** svp = AvARRAY(padlist); | |
1189 | ||
1190 | ENTER; | |
1191 | SAVETMPS; | |
1192 | ||
1193 | push_return(retop); | |
146174a9 | 1194 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1195 | PUSHFORMAT(cx); |
146174a9 | 1196 | SAVEVPTR(PL_curpad); |
3280af22 | 1197 | PL_curpad = AvARRAY((AV*)svp[1]); |
a0d0e21e | 1198 | |
4633a7c4 | 1199 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1200 | return CvSTART(cv); |
1201 | } | |
1202 | ||
1203 | PP(pp_enterwrite) | |
1204 | { | |
39644a26 | 1205 | dSP; |
a0d0e21e LW |
1206 | register GV *gv; |
1207 | register IO *io; | |
1208 | GV *fgv; | |
1209 | CV *cv; | |
1210 | ||
1211 | if (MAXARG == 0) | |
3280af22 | 1212 | gv = PL_defoutgv; |
a0d0e21e LW |
1213 | else { |
1214 | gv = (GV*)POPs; | |
1215 | if (!gv) | |
3280af22 | 1216 | gv = PL_defoutgv; |
a0d0e21e LW |
1217 | } |
1218 | EXTEND(SP, 1); | |
1219 | io = GvIO(gv); | |
1220 | if (!io) { | |
1221 | RETPUSHNO; | |
1222 | } | |
1223 | if (IoFMT_GV(io)) | |
1224 | fgv = IoFMT_GV(io); | |
1225 | else | |
1226 | fgv = gv; | |
1227 | ||
1228 | cv = GvFORM(fgv); | |
a0d0e21e | 1229 | if (!cv) { |
2dd78f96 | 1230 | char *name = NULL; |
a0d0e21e | 1231 | if (fgv) { |
748a9306 | 1232 | SV *tmpsv = sv_newmortal(); |
43693395 | 1233 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
2dd78f96 | 1234 | name = SvPV_nolen(tmpsv); |
a0d0e21e | 1235 | } |
2dd78f96 JH |
1236 | if (name && *name) |
1237 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
cea2e8a9 | 1238 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1239 | } |
44a8e56a | 1240 | if (CvCLONE(cv)) |
1241 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1242 | |
44a8e56a | 1243 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1244 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1245 | } |
1246 | ||
1247 | PP(pp_leavewrite) | |
1248 | { | |
39644a26 | 1249 | dSP; |
a0d0e21e LW |
1250 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; |
1251 | register IO *io = GvIOp(gv); | |
760ac839 LW |
1252 | PerlIO *ofp = IoOFP(io); |
1253 | PerlIO *fp; | |
a0d0e21e LW |
1254 | SV **newsp; |
1255 | I32 gimme; | |
c09156bb | 1256 | register PERL_CONTEXT *cx; |
a0d0e21e | 1257 | |
760ac839 | 1258 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1259 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1260 | if (!io || !ofp) |
1261 | goto forget_top; | |
3280af22 NIS |
1262 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1263 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1264 | { |
4633a7c4 LW |
1265 | GV *fgv; |
1266 | CV *cv; | |
a0d0e21e LW |
1267 | if (!IoTOP_GV(io)) { |
1268 | GV *topgv; | |
46fc3d4c | 1269 | SV *topname; |
a0d0e21e LW |
1270 | |
1271 | if (!IoTOP_NAME(io)) { | |
1272 | if (!IoFMT_NAME(io)) | |
1273 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
cea2e8a9 | 1274 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", IoFMT_NAME(io))); |
46fc3d4c | 1275 | topgv = gv_fetchpv(SvPVX(topname), FALSE, SVt_PVFM); |
748a9306 | 1276 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1277 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
46fc3d4c | 1278 | IoTOP_NAME(io) = savepv(SvPVX(topname)); |
a0d0e21e LW |
1279 | else |
1280 | IoTOP_NAME(io) = savepv("top"); | |
1281 | } | |
1282 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1283 | if (!topgv || !GvFORM(topgv)) { | |
1284 | IoLINES_LEFT(io) = 100000000; | |
1285 | goto forget_top; | |
1286 | } | |
1287 | IoTOP_GV(io) = topgv; | |
1288 | } | |
748a9306 LW |
1289 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1290 | I32 lines = IoLINES_LEFT(io); | |
3280af22 | 1291 | char *s = SvPVX(PL_formtarget); |
8e07c86e AD |
1292 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1293 | goto forget_top; | |
748a9306 LW |
1294 | while (lines-- > 0) { |
1295 | s = strchr(s, '\n'); | |
1296 | if (!s) | |
1297 | break; | |
1298 | s++; | |
1299 | } | |
1300 | if (s) { | |
d75029d0 NIS |
1301 | STRLEN save = SvCUR(PL_formtarget); |
1302 | SvCUR_set(PL_formtarget, s - SvPVX(PL_formtarget)); | |
1303 | do_print(PL_formtarget, ofp); | |
1304 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1305 | sv_chop(PL_formtarget, s); |
1306 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1307 | } |
1308 | } | |
a0d0e21e | 1309 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1310 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1311 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1312 | IoPAGE(io)++; | |
3280af22 | 1313 | PL_formtarget = PL_toptarget; |
748a9306 | 1314 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1315 | fgv = IoTOP_GV(io); |
1316 | if (!fgv) | |
cea2e8a9 | 1317 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1318 | cv = GvFORM(fgv); |
2dd78f96 JH |
1319 | { |
1320 | char *name = NULL; | |
1321 | if (!cv) { | |
1322 | SV *sv = sv_newmortal(); | |
1323 | gv_efullname4(sv, fgv, Nullch, FALSE); | |
1324 | name = SvPV_nolen(sv); | |
1325 | } | |
1326 | if (name && *name) | |
1327 | DIE(aTHX_ "Undefined top format \"%s\" called",name); | |
1328 | /* why no: | |
1329 | else | |
1330 | DIE(aTHX_ "Undefined top format called"); | |
1331 | ?*/ | |
4633a7c4 | 1332 | } |
44a8e56a | 1333 | if (CvCLONE(cv)) |
1334 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1335 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1336 | } |
1337 | ||
1338 | forget_top: | |
3280af22 | 1339 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1340 | POPFORMAT(cx); |
1341 | LEAVE; | |
1342 | ||
1343 | fp = IoOFP(io); | |
1344 | if (!fp) { | |
599cee73 | 1345 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
cb50131a | 1346 | if (IoIFP(io)) { |
2dd78f96 JH |
1347 | /* integrate with report_evil_fh()? */ |
1348 | char *name = NULL; | |
1349 | if (isGV(gv)) { | |
1350 | SV* sv = sv_newmortal(); | |
1351 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1352 | name = SvPV_nolen(sv); | |
1353 | } | |
1354 | if (name && *name) | |
1355 | Perl_warner(aTHX_ WARN_IO, | |
1356 | "Filehandle %s opened only for input", name); | |
1357 | else | |
1358 | Perl_warner(aTHX_ WARN_IO, | |
1359 | "Filehandle opened only for input"); | |
cb50131a | 1360 | } |
599cee73 | 1361 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1362 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1363 | } |
3280af22 | 1364 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1365 | } |
1366 | else { | |
3280af22 | 1367 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1368 | if (ckWARN(WARN_IO)) |
cea2e8a9 | 1369 | Perl_warner(aTHX_ WARN_IO, "page overflow"); |
a0d0e21e | 1370 | } |
d75029d0 | 1371 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1372 | PUSHs(&PL_sv_no); |
a0d0e21e | 1373 | else { |
3280af22 NIS |
1374 | FmLINES(PL_formtarget) = 0; |
1375 | SvCUR_set(PL_formtarget, 0); | |
1376 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1377 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1378 | (void)PerlIO_flush(fp); |
3280af22 | 1379 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1380 | } |
1381 | } | |
9cbac4c7 | 1382 | /* bad_ofp: */ |
3280af22 | 1383 | PL_formtarget = PL_bodytarget; |
a0d0e21e LW |
1384 | PUTBACK; |
1385 | return pop_return(); | |
1386 | } | |
1387 | ||
1388 | PP(pp_prtf) | |
1389 | { | |
39644a26 | 1390 | dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1391 | GV *gv; |
1392 | IO *io; | |
760ac839 | 1393 | PerlIO *fp; |
26db47c4 | 1394 | SV *sv; |
46fc3d4c | 1395 | MAGIC *mg; |
a0d0e21e | 1396 | |
533c011a | 1397 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1398 | gv = (GV*)*++MARK; |
1399 | else | |
3280af22 | 1400 | gv = PL_defoutgv; |
46fc3d4c | 1401 | |
5b468f54 AMS |
1402 | if (gv && (io = GvIO(gv)) |
1403 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1404 | { | |
46fc3d4c | 1405 | if (MARK == ORIGMARK) { |
4352c267 | 1406 | MEXTEND(SP, 1); |
46fc3d4c | 1407 | ++MARK; |
1408 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1409 | ++SP; | |
1410 | } | |
1411 | PUSHMARK(MARK - 1); | |
5b468f54 | 1412 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c | 1413 | PUTBACK; |
1414 | ENTER; | |
864dbfa3 | 1415 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1416 | LEAVE; |
1417 | SPAGAIN; | |
1418 | MARK = ORIGMARK + 1; | |
1419 | *MARK = *SP; | |
1420 | SP = MARK; | |
1421 | RETURN; | |
1422 | } | |
1423 | ||
26db47c4 | 1424 | sv = NEWSV(0,0); |
a0d0e21e | 1425 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1426 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1427 | report_evil_fh(gv, io, PL_op->op_type); | |
91487cfc | 1428 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
1429 | goto just_say_no; |
1430 | } | |
1431 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1432 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
2dd78f96 | 1433 | /* integrate with report_evil_fh()? */ |
cb50131a | 1434 | if (IoIFP(io)) { |
2dd78f96 JH |
1435 | char *name = NULL; |
1436 | if (isGV(gv)) { | |
1437 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1438 | name = SvPV_nolen(sv); | |
1439 | } | |
1440 | if (name && *name) | |
1441 | Perl_warner(aTHX_ WARN_IO, | |
1442 | "Filehandle %s opened only for input", name); | |
1443 | else | |
1444 | Perl_warner(aTHX_ WARN_IO, | |
1445 | "Filehandle opened only for input"); | |
cb50131a | 1446 | } |
599cee73 | 1447 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1448 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1449 | } |
91487cfc | 1450 | SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI); |
a0d0e21e LW |
1451 | goto just_say_no; |
1452 | } | |
1453 | else { | |
1454 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1455 | if (!do_print(sv, fp)) | |
1456 | goto just_say_no; | |
1457 | ||
1458 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1459 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1460 | goto just_say_no; |
1461 | } | |
1462 | SvREFCNT_dec(sv); | |
1463 | SP = ORIGMARK; | |
3280af22 | 1464 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1465 | RETURN; |
1466 | ||
1467 | just_say_no: | |
1468 | SvREFCNT_dec(sv); | |
1469 | SP = ORIGMARK; | |
3280af22 | 1470 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1471 | RETURN; |
1472 | } | |
1473 | ||
c07a80fd | 1474 | PP(pp_sysopen) |
1475 | { | |
39644a26 | 1476 | dSP; |
c07a80fd | 1477 | GV *gv; |
c07a80fd | 1478 | SV *sv; |
1479 | char *tmps; | |
1480 | STRLEN len; | |
1481 | int mode, perm; | |
1482 | ||
1483 | if (MAXARG > 3) | |
1484 | perm = POPi; | |
1485 | else | |
1486 | perm = 0666; | |
1487 | mode = POPi; | |
1488 | sv = POPs; | |
1489 | gv = (GV *)POPs; | |
1490 | ||
4592e6ca NIS |
1491 | /* Need TIEHANDLE method ? */ |
1492 | ||
c07a80fd | 1493 | tmps = SvPV(sv, len); |
1494 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1495 | IoLINES(GvIOp(gv)) = 0; | |
3280af22 | 1496 | PUSHs(&PL_sv_yes); |
c07a80fd | 1497 | } |
1498 | else { | |
3280af22 | 1499 | PUSHs(&PL_sv_undef); |
c07a80fd | 1500 | } |
1501 | RETURN; | |
1502 | } | |
1503 | ||
a0d0e21e LW |
1504 | PP(pp_sysread) |
1505 | { | |
39644a26 | 1506 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1507 | int offset; |
1508 | GV *gv; | |
1509 | IO *io; | |
1510 | char *buffer; | |
5b54f415 | 1511 | SSize_t length; |
eb5c063a | 1512 | SSize_t count; |
1e422769 | 1513 | Sock_size_t bufsize; |
748a9306 | 1514 | SV *bufsv; |
a0d0e21e | 1515 | STRLEN blen; |
2ae324a7 | 1516 | MAGIC *mg; |
eb5c063a NIS |
1517 | int fp_utf8; |
1518 | Size_t got = 0; | |
1519 | Size_t wanted; | |
1d636c13 | 1520 | bool charstart = FALSE; |
87330c3c JH |
1521 | STRLEN charskip = 0; |
1522 | STRLEN skip = 0; | |
a0d0e21e LW |
1523 | |
1524 | gv = (GV*)*++MARK; | |
5b468f54 AMS |
1525 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1526 | && gv && (io = GvIO(gv)) | |
1527 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
137443ea | 1528 | { |
2ae324a7 | 1529 | SV *sv; |
1530 | ||
1531 | PUSHMARK(MARK-1); | |
5b468f54 | 1532 | *MARK = SvTIED_obj((SV*)io, mg); |
2ae324a7 | 1533 | ENTER; |
864dbfa3 | 1534 | call_method("READ", G_SCALAR); |
2ae324a7 | 1535 | LEAVE; |
1536 | SPAGAIN; | |
1537 | sv = POPs; | |
1538 | SP = ORIGMARK; | |
1539 | PUSHs(sv); | |
1540 | RETURN; | |
1541 | } | |
1542 | ||
a0d0e21e LW |
1543 | if (!gv) |
1544 | goto say_undef; | |
748a9306 | 1545 | bufsv = *++MARK; |
ff68c719 | 1546 | if (! SvOK(bufsv)) |
1547 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1548 | length = SvIVx(*++MARK); |
748a9306 | 1549 | SETERRNO(0,0); |
a0d0e21e LW |
1550 | if (MARK < SP) |
1551 | offset = SvIVx(*++MARK); | |
1552 | else | |
1553 | offset = 0; | |
1554 | io = GvIO(gv); | |
1555 | if (!io || !IoIFP(io)) | |
1556 | goto say_undef; | |
0064a8a9 | 1557 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1558 | buffer = SvPVutf8_force(bufsv, blen); |
eb5c063a NIS |
1559 | /* UTF8 may not have been set if they are all low bytes */ |
1560 | SvUTF8_on(bufsv); | |
7d59b7e4 NIS |
1561 | } |
1562 | else { | |
1563 | buffer = SvPV_force(bufsv, blen); | |
1564 | } | |
1565 | if (length < 0) | |
1566 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1567 | wanted = length; |
7d59b7e4 | 1568 | |
d0965105 JH |
1569 | charstart = TRUE; |
1570 | charskip = 0; | |
87330c3c | 1571 | skip = 0; |
d0965105 | 1572 | |
a0d0e21e | 1573 | #ifdef HAS_SOCKET |
533c011a | 1574 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1575 | char namebuf[MAXPATHLEN]; |
eec2d3df | 1576 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) |
490ab354 JH |
1577 | bufsize = sizeof (struct sockaddr_in); |
1578 | #else | |
46fc3d4c | 1579 | bufsize = sizeof namebuf; |
490ab354 | 1580 | #endif |
abf95952 IZ |
1581 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1582 | if (bufsize >= 256) | |
1583 | bufsize = 255; | |
1584 | #endif | |
748a9306 | 1585 | buffer = SvGROW(bufsv, length+1); |
bbce6d69 | 1586 | /* 'offset' means 'flags' here */ |
eb5c063a | 1587 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1588 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1589 | if (count < 0) |
a0d0e21e | 1590 | RETPUSHUNDEF; |
4107cc59 OF |
1591 | #ifdef EPOC |
1592 | /* Bogus return without padding */ | |
1593 | bufsize = sizeof (struct sockaddr_in); | |
1594 | #endif | |
eb5c063a | 1595 | SvCUR_set(bufsv, count); |
748a9306 LW |
1596 | *SvEND(bufsv) = '\0'; |
1597 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1598 | if (fp_utf8) |
1599 | SvUTF8_on(bufsv); | |
748a9306 | 1600 | SvSETMAGIC(bufsv); |
aac0dd9a | 1601 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1602 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1603 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1604 | SP = ORIGMARK; |
46fc3d4c | 1605 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1606 | PUSHs(TARG); |
1607 | RETURN; | |
1608 | } | |
1609 | #else | |
911d147d | 1610 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1611 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1612 | #endif |
eb5c063a NIS |
1613 | if (DO_UTF8(bufsv)) { |
1614 | /* offset adjust in characters not bytes */ | |
1615 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1616 | } |
bbce6d69 | 1617 | if (offset < 0) { |
1618 | if (-offset > blen) | |
cea2e8a9 | 1619 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1620 | offset += blen; |
1621 | } | |
eb5c063a NIS |
1622 | if (DO_UTF8(bufsv)) { |
1623 | /* convert offset-as-chars to offset-as-bytes */ | |
1624 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
1625 | } | |
1626 | more_bytes: | |
cd52b7b2 | 1627 | bufsize = SvCUR(bufsv); |
eb5c063a | 1628 | buffer = SvGROW(bufsv, length+offset+1); |
cd52b7b2 | 1629 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1630 | Zero(buffer+bufsize, offset-bufsize, char); | |
1631 | } | |
eb5c063a NIS |
1632 | buffer = buffer + offset; |
1633 | ||
533c011a | 1634 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1635 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1636 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1637 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1638 | buffer, length, 0); | |
a7092146 GS |
1639 | } |
1640 | else | |
1641 | #endif | |
1642 | { | |
eb5c063a NIS |
1643 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1644 | buffer, length); | |
a7092146 | 1645 | } |
a0d0e21e LW |
1646 | } |
1647 | else | |
1648 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1649 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1650 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1651 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1652 | bufsize = sizeof (struct sockaddr_in); | |
1653 | #else | |
46fc3d4c | 1654 | bufsize = sizeof namebuf; |
490ab354 | 1655 | #endif |
eb5c063a | 1656 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1657 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1658 | } |
1659 | else | |
1660 | #endif | |
3b02c43c | 1661 | { |
eb5c063a NIS |
1662 | count = PerlIO_read(IoIFP(io), buffer, length); |
1663 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1664 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1665 | count = -1; | |
3b02c43c | 1666 | } |
eb5c063a | 1667 | if (count < 0) { |
a00b5bd3 | 1668 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
af8c498a | 1669 | { |
2dd78f96 JH |
1670 | /* integrate with report_evil_fh()? */ |
1671 | char *name = NULL; | |
1672 | if (isGV(gv)) { | |
1673 | SV* sv = sv_newmortal(); | |
1674 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1675 | name = SvPV_nolen(sv); | |
1676 | } | |
1677 | if (name && *name) | |
1678 | Perl_warner(aTHX_ WARN_IO, | |
1679 | "Filehandle %s opened only for output", name); | |
1680 | else | |
1681 | Perl_warner(aTHX_ WARN_IO, | |
1682 | "Filehandle opened only for output"); | |
af8c498a | 1683 | } |
a0d0e21e | 1684 | goto say_undef; |
af8c498a | 1685 | } |
eb5c063a | 1686 | SvCUR_set(bufsv, count+(buffer - SvPVX(bufsv))); |
748a9306 LW |
1687 | *SvEND(bufsv) = '\0'; |
1688 | (void)SvPOK_only(bufsv); | |
0064a8a9 | 1689 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a NIS |
1690 | /* Look at utf8 we got back and count the characters */ |
1691 | char *bend = buffer + count; | |
1692 | while (buffer < bend) { | |
d0965105 JH |
1693 | if (charstart) { |
1694 | skip = UTF8SKIP(buffer); | |
1695 | charskip = 0; | |
1696 | } | |
1697 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1698 | /* partial character - try for rest of it */ |
1699 | length = skip - (bend-buffer); | |
1700 | offset = bend - SvPVX(bufsv); | |
d0965105 JH |
1701 | charstart = FALSE; |
1702 | charskip += count; | |
eb5c063a NIS |
1703 | goto more_bytes; |
1704 | } | |
1705 | else { | |
1706 | got++; | |
1707 | buffer += skip; | |
d0965105 JH |
1708 | charstart = TRUE; |
1709 | charskip = 0; | |
eb5c063a NIS |
1710 | } |
1711 | } | |
1712 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1713 | provided amount read (count) was what was requested (length) | |
1714 | */ | |
1715 | if (got < wanted && count == length) { | |
d0965105 | 1716 | length = wanted - got; |
eb5c063a NIS |
1717 | offset = bend - SvPVX(bufsv); |
1718 | goto more_bytes; | |
1719 | } | |
1720 | /* return value is character count */ | |
1721 | count = got; | |
1722 | SvUTF8_on(bufsv); | |
1723 | } | |
748a9306 | 1724 | SvSETMAGIC(bufsv); |
aac0dd9a | 1725 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1726 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1727 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1728 | SP = ORIGMARK; |
eb5c063a | 1729 | PUSHi(count); |
a0d0e21e LW |
1730 | RETURN; |
1731 | ||
1732 | say_undef: | |
1733 | SP = ORIGMARK; | |
1734 | RETPUSHUNDEF; | |
1735 | } | |
1736 | ||
1737 | PP(pp_syswrite) | |
1738 | { | |
39644a26 | 1739 | dSP; |
092bebab JH |
1740 | int items = (SP - PL_stack_base) - TOPMARK; |
1741 | if (items == 2) { | |
9f089d78 | 1742 | SV *sv; |
092bebab | 1743 | EXTEND(SP, 1); |
9f089d78 SB |
1744 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1745 | PUSHs(sv); | |
092bebab JH |
1746 | PUTBACK; |
1747 | } | |
cea2e8a9 | 1748 | return pp_send(); |
a0d0e21e LW |
1749 | } |
1750 | ||
1751 | PP(pp_send) | |
1752 | { | |
39644a26 | 1753 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1754 | GV *gv; |
1755 | IO *io; | |
748a9306 | 1756 | SV *bufsv; |
a0d0e21e | 1757 | char *buffer; |
8c99d73e GS |
1758 | Size_t length; |
1759 | SSize_t retval; | |
a0d0e21e | 1760 | STRLEN blen; |
1d603a67 | 1761 | MAGIC *mg; |
a0d0e21e LW |
1762 | |
1763 | gv = (GV*)*++MARK; | |
14befaf4 | 1764 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1765 | && gv && (io = GvIO(gv)) |
1766 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1767 | { |
1d603a67 GB |
1768 | SV *sv; |
1769 | ||
1770 | PUSHMARK(MARK-1); | |
5b468f54 | 1771 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1772 | ENTER; |
864dbfa3 | 1773 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1774 | LEAVE; |
1775 | SPAGAIN; | |
1776 | sv = POPs; | |
1777 | SP = ORIGMARK; | |
1778 | PUSHs(sv); | |
1779 | RETURN; | |
1780 | } | |
a0d0e21e LW |
1781 | if (!gv) |
1782 | goto say_undef; | |
748a9306 | 1783 | bufsv = *++MARK; |
8c99d73e | 1784 | #if Size_t_size > IVSIZE |
3c001241 | 1785 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1786 | #else |
3c001241 | 1787 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1788 | #endif |
3c001241 | 1789 | if ((SSize_t)length < 0) |
cea2e8a9 | 1790 | DIE(aTHX_ "Negative length"); |
748a9306 | 1791 | SETERRNO(0,0); |
a0d0e21e LW |
1792 | io = GvIO(gv); |
1793 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1794 | retval = -1; |
bc37a18f RG |
1795 | if (ckWARN(WARN_CLOSED)) |
1796 | report_evil_fh(gv, io, PL_op->op_type); | |
7d59b7e4 NIS |
1797 | goto say_undef; |
1798 | } | |
1799 | ||
1800 | if (PerlIO_isutf8(IoIFP(io))) { | |
1801 | buffer = SvPVutf8(bufsv, blen); | |
a0d0e21e | 1802 | } |
7d59b7e4 NIS |
1803 | else { |
1804 | if (DO_UTF8(bufsv)) | |
1805 | sv_utf8_downgrade(bufsv, FALSE); | |
1806 | buffer = SvPV(bufsv, blen); | |
1807 | } | |
1808 | ||
1809 | if (PL_op->op_type == OP_SYSWRITE) { | |
1810 | IV offset; | |
1811 | if (DO_UTF8(bufsv)) { | |
1812 | /* length and offset are in chars */ | |
1813 | blen = sv_len_utf8(bufsv); | |
1814 | } | |
bbce6d69 | 1815 | if (MARK < SP) { |
a0d0e21e | 1816 | offset = SvIVx(*++MARK); |
bbce6d69 | 1817 | if (offset < 0) { |
1818 | if (-offset > blen) | |
cea2e8a9 | 1819 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1820 | offset += blen; |
fb73857a | 1821 | } else if (offset >= blen && blen > 0) |
cea2e8a9 | 1822 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1823 | } else |
a0d0e21e LW |
1824 | offset = 0; |
1825 | if (length > blen - offset) | |
1826 | length = blen - offset; | |
7d59b7e4 | 1827 | if (DO_UTF8(bufsv)) { |
c8d31a35 | 1828 | buffer = (char*)utf8_hop((U8 *)buffer, offset); |
7d59b7e4 NIS |
1829 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1830 | } | |
1831 | else { | |
1832 | buffer = buffer+offset; | |
1833 | } | |
a7092146 | 1834 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1835 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1836 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1837 | buffer, length, 0); |
a7092146 GS |
1838 | } |
1839 | else | |
1840 | #endif | |
1841 | { | |
94e4c244 | 1842 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1843 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1844 | buffer, length); |
a7092146 | 1845 | } |
a0d0e21e LW |
1846 | } |
1847 | #ifdef HAS_SOCKET | |
1848 | else if (SP > MARK) { | |
1849 | char *sockbuf; | |
1850 | STRLEN mlen; | |
1851 | sockbuf = SvPVx(*++MARK, mlen); | |
7d59b7e4 | 1852 | /* length is really flags */ |
8c99d73e GS |
1853 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1854 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1855 | } |
1856 | else | |
7d59b7e4 | 1857 | /* length is really flags */ |
8c99d73e | 1858 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1859 | #else |
1860 | else | |
cea2e8a9 | 1861 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1862 | #endif |
8c99d73e | 1863 | if (retval < 0) |
a0d0e21e LW |
1864 | goto say_undef; |
1865 | SP = ORIGMARK; | |
f36eea10 JH |
1866 | if (DO_UTF8(bufsv)) |
1867 | retval = utf8_length((U8*)buffer, (U8*)buffer + retval); | |
8c99d73e GS |
1868 | #if Size_t_size > IVSIZE |
1869 | PUSHn(retval); | |
1870 | #else | |
1871 | PUSHi(retval); | |
1872 | #endif | |
a0d0e21e LW |
1873 | RETURN; |
1874 | ||
1875 | say_undef: | |
1876 | SP = ORIGMARK; | |
1877 | RETPUSHUNDEF; | |
1878 | } | |
1879 | ||
1880 | PP(pp_recv) | |
1881 | { | |
cea2e8a9 | 1882 | return pp_sysread(); |
a0d0e21e LW |
1883 | } |
1884 | ||
1885 | PP(pp_eof) | |
1886 | { | |
39644a26 | 1887 | dSP; |
a0d0e21e | 1888 | GV *gv; |
5b468f54 | 1889 | IO *io; |
4592e6ca | 1890 | MAGIC *mg; |
a0d0e21e | 1891 | |
32da55ab | 1892 | if (MAXARG == 0) { |
146174a9 CB |
1893 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1894 | IO *io; | |
1895 | gv = PL_last_in_gv = PL_argvgv; | |
1896 | io = GvIO(gv); | |
1897 | if (io && !IoIFP(io)) { | |
1898 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1899 | IoLINES(io) = 0; | |
1900 | IoFLAGS(io) &= ~IOf_START; | |
1901 | do_open(gv, "-", 1, FALSE, O_RDONLY, 0, Nullfp); | |
1902 | sv_setpvn(GvSV(gv), "-", 1); | |
1903 | SvSETMAGIC(GvSV(gv)); | |
1904 | } | |
1905 | else if (!nextargv(gv)) | |
1906 | RETPUSHYES; | |
1907 | } | |
1908 | } | |
1909 | else | |
1910 | gv = PL_last_in_gv; /* eof */ | |
1911 | } | |
a0d0e21e | 1912 | else |
146174a9 | 1913 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1914 | |
5b468f54 AMS |
1915 | if (gv && (io = GvIO(gv)) |
1916 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1917 | { | |
4592e6ca | 1918 | PUSHMARK(SP); |
5b468f54 | 1919 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1920 | PUTBACK; |
1921 | ENTER; | |
864dbfa3 | 1922 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1923 | LEAVE; |
1924 | SPAGAIN; | |
1925 | RETURN; | |
1926 | } | |
1927 | ||
54310121 | 1928 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
1929 | RETURN; |
1930 | } | |
1931 | ||
1932 | PP(pp_tell) | |
1933 | { | |
39644a26 | 1934 | dSP; dTARGET; |
301e8125 | 1935 | GV *gv; |
5b468f54 | 1936 | IO *io; |
4592e6ca | 1937 | MAGIC *mg; |
a0d0e21e | 1938 | |
32da55ab | 1939 | if (MAXARG == 0) |
3280af22 | 1940 | gv = PL_last_in_gv; |
a0d0e21e | 1941 | else |
3280af22 | 1942 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 1943 | |
5b468f54 AMS |
1944 | if (gv && (io = GvIO(gv)) |
1945 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1946 | { | |
4592e6ca | 1947 | PUSHMARK(SP); |
5b468f54 | 1948 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1949 | PUTBACK; |
1950 | ENTER; | |
864dbfa3 | 1951 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
1952 | LEAVE; |
1953 | SPAGAIN; | |
1954 | RETURN; | |
1955 | } | |
1956 | ||
146174a9 CB |
1957 | #if LSEEKSIZE > IVSIZE |
1958 | PUSHn( do_tell(gv) ); | |
1959 | #else | |
a0d0e21e | 1960 | PUSHi( do_tell(gv) ); |
146174a9 | 1961 | #endif |
a0d0e21e LW |
1962 | RETURN; |
1963 | } | |
1964 | ||
1965 | PP(pp_seek) | |
1966 | { | |
cea2e8a9 | 1967 | return pp_sysseek(); |
137443ea | 1968 | } |
1969 | ||
1970 | PP(pp_sysseek) | |
1971 | { | |
39644a26 | 1972 | dSP; |
a0d0e21e | 1973 | GV *gv; |
5b468f54 | 1974 | IO *io; |
a0d0e21e | 1975 | int whence = POPi; |
146174a9 CB |
1976 | #if LSEEKSIZE > IVSIZE |
1977 | Off_t offset = (Off_t)SvNVx(POPs); | |
1978 | #else | |
d9b3e12d | 1979 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 1980 | #endif |
4592e6ca | 1981 | MAGIC *mg; |
a0d0e21e | 1982 | |
3280af22 | 1983 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 1984 | |
5b468f54 AMS |
1985 | if (gv && (io = GvIO(gv)) |
1986 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1987 | { | |
4592e6ca | 1988 | PUSHMARK(SP); |
5b468f54 | 1989 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
cb50131a CB |
1990 | #if LSEEKSIZE > IVSIZE |
1991 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
1992 | #else | |
b448e4fe | 1993 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 1994 | #endif |
b448e4fe | 1995 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
1996 | PUTBACK; |
1997 | ENTER; | |
864dbfa3 | 1998 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
1999 | LEAVE; |
2000 | SPAGAIN; | |
2001 | RETURN; | |
2002 | } | |
2003 | ||
533c011a | 2004 | if (PL_op->op_type == OP_SEEK) |
8903cb82 | 2005 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
2006 | else { | |
b448e4fe JH |
2007 | Off_t sought = do_sysseek(gv, offset, whence); |
2008 | if (sought < 0) | |
146174a9 CB |
2009 | PUSHs(&PL_sv_undef); |
2010 | else { | |
b448e4fe | 2011 | SV* sv = sought ? |
146174a9 | 2012 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 2013 | newSVnv((NV)sought) |
146174a9 | 2014 | #else |
b448e4fe | 2015 | newSViv(sought) |
146174a9 CB |
2016 | #endif |
2017 | : newSVpvn(zero_but_true, ZBTLEN); | |
2018 | PUSHs(sv_2mortal(sv)); | |
2019 | } | |
8903cb82 | 2020 | } |
a0d0e21e LW |
2021 | RETURN; |
2022 | } | |
2023 | ||
2024 | PP(pp_truncate) | |
2025 | { | |
39644a26 | 2026 | dSP; |
8c99d73e GS |
2027 | /* There seems to be no consensus on the length type of truncate() |
2028 | * and ftruncate(), both off_t and size_t have supporters. In | |
2029 | * general one would think that when using large files, off_t is | |
2030 | * at least as wide as size_t, so using an off_t should be okay. */ | |
2031 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
2032 | Off_t len; | |
a0d0e21e | 2033 | |
8c99d73e GS |
2034 | #if Size_t_size > IVSIZE |
2035 | len = (Off_t)POPn; | |
2036 | #else | |
2037 | len = (Off_t)POPi; | |
2038 | #endif | |
2039 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 2040 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2041 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2042 | SETERRNO(0,0); |
5d94fbed | 2043 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) |
d05c1ba0 JH |
2044 | { |
2045 | STRLEN n_a; | |
2046 | int result = 1; | |
2047 | GV *tmpgv; | |
2048 | ||
2049 | if (PL_op->op_flags & OPf_SPECIAL) { | |
2050 | tmpgv = gv_fetchpv(POPpx, FALSE, SVt_PVIO); | |
2051 | ||
2052 | do_ftruncate: | |
2053 | TAINT_PROPER("truncate"); | |
2054 | if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv))) | |
2055 | result = 0; | |
2056 | else { | |
2057 | PerlIO_flush(IoIFP(GvIOp(tmpgv))); | |
cbdc8872 | 2058 | #ifdef HAS_TRUNCATE |
d05c1ba0 | 2059 | if (ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
301e8125 | 2060 | #else |
d05c1ba0 | 2061 | if (my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 2062 | #endif |
d05c1ba0 JH |
2063 | result = 0; |
2064 | } | |
cbdc8872 | 2065 | } |
d05c1ba0 JH |
2066 | else { |
2067 | SV *sv = POPs; | |
2068 | char *name; | |
72f496dc | 2069 | |
d05c1ba0 JH |
2070 | if (SvTYPE(sv) == SVt_PVGV) { |
2071 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
2072 | goto do_ftruncate; | |
2073 | } | |
2074 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2075 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
2076 | goto do_ftruncate; | |
2077 | } | |
1e422769 | 2078 | |
d05c1ba0 JH |
2079 | name = SvPV(sv, n_a); |
2080 | TAINT_PROPER("truncate"); | |
cbdc8872 | 2081 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2082 | if (truncate(name, len) < 0) |
2083 | result = 0; | |
cbdc8872 | 2084 | #else |
d05c1ba0 JH |
2085 | { |
2086 | int tmpfd; | |
2087 | ||
2088 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2089 | result = 0; |
d05c1ba0 JH |
2090 | else { |
2091 | if (my_chsize(tmpfd, len) < 0) | |
2092 | result = 0; | |
2093 | PerlLIO_close(tmpfd); | |
2094 | } | |
cbdc8872 | 2095 | } |
a0d0e21e | 2096 | #endif |
d05c1ba0 | 2097 | } |
a0d0e21e | 2098 | |
d05c1ba0 JH |
2099 | if (result) |
2100 | RETPUSHYES; | |
2101 | if (!errno) | |
91487cfc | 2102 | SETERRNO(EBADF,RMS$_IFI); |
d05c1ba0 JH |
2103 | RETPUSHUNDEF; |
2104 | } | |
a0d0e21e | 2105 | #else |
cea2e8a9 | 2106 | DIE(aTHX_ "truncate not implemented"); |
a0d0e21e LW |
2107 | #endif |
2108 | } | |
2109 | ||
2110 | PP(pp_fcntl) | |
2111 | { | |
cea2e8a9 | 2112 | return pp_ioctl(); |
a0d0e21e LW |
2113 | } |
2114 | ||
2115 | PP(pp_ioctl) | |
2116 | { | |
39644a26 | 2117 | dSP; dTARGET; |
748a9306 | 2118 | SV *argsv = POPs; |
3bb7c1b4 | 2119 | unsigned int func = POPu; |
533c011a | 2120 | int optype = PL_op->op_type; |
a0d0e21e | 2121 | char *s; |
324aa91a | 2122 | IV retval; |
a0d0e21e | 2123 | GV *gv = (GV*)POPs; |
c289d2f7 | 2124 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2125 | |
748a9306 | 2126 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2127 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2128 | report_evil_fh(gv, io, PL_op->op_type); | |
91487cfc | 2129 | SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */ |
a0d0e21e LW |
2130 | RETPUSHUNDEF; |
2131 | } | |
2132 | ||
748a9306 | 2133 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2134 | STRLEN len; |
324aa91a | 2135 | STRLEN need; |
748a9306 | 2136 | s = SvPV_force(argsv, len); |
324aa91a HF |
2137 | need = IOCPARM_LEN(func); |
2138 | if (len < need) { | |
2139 | s = Sv_Grow(argsv, need + 1); | |
2140 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2141 | } |
2142 | ||
748a9306 | 2143 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2144 | } |
2145 | else { | |
748a9306 | 2146 | retval = SvIV(argsv); |
c529f79d | 2147 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2148 | } |
2149 | ||
2150 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2151 | ||
2152 | if (optype == OP_IOCTL) | |
2153 | #ifdef HAS_IOCTL | |
76e3520e | 2154 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2155 | #else |
cea2e8a9 | 2156 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2157 | #endif |
2158 | else | |
55497cff | 2159 | #ifdef HAS_FCNTL |
2160 | #if defined(OS2) && defined(__EMX__) | |
760ac839 | 2161 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2162 | #else |
760ac839 | 2163 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2164 | #endif |
55497cff | 2165 | #else |
cea2e8a9 | 2166 | DIE(aTHX_ "fcntl is not implemented"); |
a0d0e21e LW |
2167 | #endif |
2168 | ||
748a9306 LW |
2169 | if (SvPOK(argsv)) { |
2170 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2171 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
53e06cf0 | 2172 | OP_NAME(PL_op)); |
748a9306 LW |
2173 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2174 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2175 | } |
2176 | ||
2177 | if (retval == -1) | |
2178 | RETPUSHUNDEF; | |
2179 | if (retval != 0) { | |
2180 | PUSHi(retval); | |
2181 | } | |
2182 | else { | |
8903cb82 | 2183 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
2184 | } |
2185 | RETURN; | |
2186 | } | |
2187 | ||
2188 | PP(pp_flock) | |
2189 | { | |
9cad6237 | 2190 | #ifdef FLOCK |
39644a26 | 2191 | dSP; dTARGET; |
a0d0e21e LW |
2192 | I32 value; |
2193 | int argtype; | |
2194 | GV *gv; | |
bc37a18f | 2195 | IO *io = NULL; |
760ac839 | 2196 | PerlIO *fp; |
16d20bd9 | 2197 | |
a0d0e21e | 2198 | argtype = POPi; |
32da55ab | 2199 | if (MAXARG == 0) |
3280af22 | 2200 | gv = PL_last_in_gv; |
a0d0e21e LW |
2201 | else |
2202 | gv = (GV*)POPs; | |
bc37a18f RG |
2203 | if (gv && (io = GvIO(gv))) |
2204 | fp = IoIFP(io); | |
2205 | else { | |
a0d0e21e | 2206 | fp = Nullfp; |
bc37a18f RG |
2207 | io = NULL; |
2208 | } | |
a0d0e21e | 2209 | if (fp) { |
68dc0745 | 2210 | (void)PerlIO_flush(fp); |
76e3520e | 2211 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2212 | } |
cb50131a | 2213 | else { |
bc37a18f RG |
2214 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2215 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2216 | value = 0; |
91487cfc | 2217 | SETERRNO(EBADF,RMS$_IFI); |
cb50131a | 2218 | } |
a0d0e21e LW |
2219 | PUSHi(value); |
2220 | RETURN; | |
2221 | #else | |
cea2e8a9 | 2222 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2223 | #endif |
2224 | } | |
2225 | ||
2226 | /* Sockets. */ | |
2227 | ||
2228 | PP(pp_socket) | |
2229 | { | |
a0d0e21e | 2230 | #ifdef HAS_SOCKET |
9cad6237 | 2231 | dSP; |
a0d0e21e LW |
2232 | GV *gv; |
2233 | register IO *io; | |
2234 | int protocol = POPi; | |
2235 | int type = POPi; | |
2236 | int domain = POPi; | |
2237 | int fd; | |
2238 | ||
2239 | gv = (GV*)POPs; | |
c289d2f7 | 2240 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2241 | |
c289d2f7 JH |
2242 | if (!gv || !io) { |
2243 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2244 | report_evil_fh(gv, io, PL_op->op_type); | |
2245 | if (IoIFP(io)) | |
2246 | do_close(gv, FALSE); | |
91487cfc | 2247 | SETERRNO(EBADF,LIB$_INVARG); |
a0d0e21e LW |
2248 | RETPUSHUNDEF; |
2249 | } | |
2250 | ||
57171420 BS |
2251 | if (IoIFP(io)) |
2252 | do_close(gv, FALSE); | |
2253 | ||
a0d0e21e | 2254 | TAINT_PROPER("socket"); |
6ad3d225 | 2255 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2256 | if (fd < 0) |
2257 | RETPUSHUNDEF; | |
760ac839 LW |
2258 | IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */ |
2259 | IoOFP(io) = PerlIO_fdopen(fd, "w"); | |
50952442 | 2260 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2261 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2262 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2263 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2264 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2265 | RETPUSHUNDEF; |
2266 | } | |
8d2a6795 GS |
2267 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2268 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2269 | #endif | |
a0d0e21e | 2270 | |
d5ff79b3 OF |
2271 | #ifdef EPOC |
2272 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2273 | #endif | |
2274 | ||
a0d0e21e LW |
2275 | RETPUSHYES; |
2276 | #else | |
cea2e8a9 | 2277 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2278 | #endif |
2279 | } | |
2280 | ||
2281 | PP(pp_sockpair) | |
2282 | { | |
02fc2eee | 2283 | #if defined (HAS_SOCKETPAIR) || defined (HAS_SOCKET) |
76ffd3b9 | 2284 | dSP; |
a0d0e21e LW |
2285 | GV *gv1; |
2286 | GV *gv2; | |
2287 | register IO *io1; | |
2288 | register IO *io2; | |
2289 | int protocol = POPi; | |
2290 | int type = POPi; | |
2291 | int domain = POPi; | |
2292 | int fd[2]; | |
2293 | ||
2294 | gv2 = (GV*)POPs; | |
2295 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2296 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2297 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2298 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2299 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2300 | if (!gv1 || !io1) | |
2301 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2302 | if (!gv2 || !io2) | |
2303 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2304 | } | |
2305 | if (IoIFP(io1)) | |
2306 | do_close(gv1, FALSE); | |
2307 | if (IoIFP(io2)) | |
2308 | do_close(gv2, FALSE); | |
a0d0e21e | 2309 | RETPUSHUNDEF; |
c289d2f7 | 2310 | } |
a0d0e21e | 2311 | |
dc0d0a5f JH |
2312 | if (IoIFP(io1)) |
2313 | do_close(gv1, FALSE); | |
2314 | if (IoIFP(io2)) | |
2315 | do_close(gv2, FALSE); | |
57171420 | 2316 | |
a0d0e21e | 2317 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2318 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2319 | RETPUSHUNDEF; |
760ac839 LW |
2320 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"); |
2321 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"); | |
50952442 | 2322 | IoTYPE(io1) = IoTYPE_SOCKET; |
760ac839 LW |
2323 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"); |
2324 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"); | |
50952442 | 2325 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2326 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2327 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2328 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2329 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2330 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2331 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2332 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2333 | RETPUSHUNDEF; |
2334 | } | |
8d2a6795 GS |
2335 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2336 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2337 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2338 | #endif | |
a0d0e21e LW |
2339 | |
2340 | RETPUSHYES; | |
2341 | #else | |
cea2e8a9 | 2342 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2343 | #endif |
2344 | } | |
2345 | ||
2346 | PP(pp_bind) | |
2347 | { | |
a0d0e21e | 2348 | #ifdef HAS_SOCKET |
9cad6237 | 2349 | dSP; |
eec2d3df | 2350 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2351 | extern void GETPRIVMODE(); |
2352 | extern void GETUSERMODE(); | |
eec2d3df | 2353 | #endif |
748a9306 | 2354 | SV *addrsv = POPs; |
a0d0e21e LW |
2355 | char *addr; |
2356 | GV *gv = (GV*)POPs; | |
2357 | register IO *io = GvIOn(gv); | |
2358 | STRLEN len; | |
eec2d3df GS |
2359 | int bind_ok = 0; |
2360 | #ifdef MPE | |
2361 | int mpeprivmode = 0; | |
2362 | #endif | |
a0d0e21e LW |
2363 | |
2364 | if (!io || !IoIFP(io)) | |
2365 | goto nuts; | |
2366 | ||
748a9306 | 2367 | addr = SvPV(addrsv, len); |
a0d0e21e | 2368 | TAINT_PROPER("bind"); |
eec2d3df GS |
2369 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2370 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2371 | /* The address *MUST* stupidly be zero. */ | |
2372 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2373 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2374 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2375 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2376 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2377 | mpeprivmode = 1; | |
2378 | } | |
2379 | } | |
2380 | #endif /* MPE */ | |
2381 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2382 | (struct sockaddr *)addr, len) >= 0) | |
2383 | bind_ok = 1; | |
2384 | ||
2385 | #ifdef MPE /* Switch back to USER mode */ | |
2386 | if (mpeprivmode) | |
2387 | GETUSERMODE(); | |
2388 | #endif /* MPE */ | |
2389 | ||
2390 | if (bind_ok) | |
a0d0e21e LW |
2391 | RETPUSHYES; |
2392 | else | |
2393 | RETPUSHUNDEF; | |
2394 | ||
2395 | nuts: | |
599cee73 | 2396 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2397 | report_evil_fh(gv, io, PL_op->op_type); |
91487cfc | 2398 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2399 | RETPUSHUNDEF; |
2400 | #else | |
cea2e8a9 | 2401 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2402 | #endif |
2403 | } | |
2404 | ||
2405 | PP(pp_connect) | |
2406 | { | |
a0d0e21e | 2407 | #ifdef HAS_SOCKET |
9cad6237 | 2408 | dSP; |
748a9306 | 2409 | SV *addrsv = POPs; |
a0d0e21e LW |
2410 | char *addr; |
2411 | GV *gv = (GV*)POPs; | |
2412 | register IO *io = GvIOn(gv); | |
2413 | STRLEN len; | |
2414 | ||
2415 | if (!io || !IoIFP(io)) | |
2416 | goto nuts; | |
2417 | ||
748a9306 | 2418 | addr = SvPV(addrsv, len); |
a0d0e21e | 2419 | TAINT_PROPER("connect"); |
6ad3d225 | 2420 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2421 | RETPUSHYES; |
2422 | else | |
2423 | RETPUSHUNDEF; | |
2424 | ||
2425 | nuts: | |
599cee73 | 2426 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2427 | report_evil_fh(gv, io, PL_op->op_type); |
91487cfc | 2428 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2429 | RETPUSHUNDEF; |
2430 | #else | |
cea2e8a9 | 2431 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2432 | #endif |
2433 | } | |
2434 | ||
2435 | PP(pp_listen) | |
2436 | { | |
a0d0e21e | 2437 | #ifdef HAS_SOCKET |
9cad6237 | 2438 | dSP; |
a0d0e21e LW |
2439 | int backlog = POPi; |
2440 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2441 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2442 | |
c289d2f7 | 2443 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2444 | goto nuts; |
2445 | ||
6ad3d225 | 2446 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2447 | RETPUSHYES; |
2448 | else | |
2449 | RETPUSHUNDEF; | |
2450 | ||
2451 | nuts: | |
599cee73 | 2452 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2453 | report_evil_fh(gv, io, PL_op->op_type); |
91487cfc | 2454 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2455 | RETPUSHUNDEF; |
2456 | #else | |
cea2e8a9 | 2457 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2458 | #endif |
2459 | } | |
2460 | ||
2461 | PP(pp_accept) | |
2462 | { | |
a0d0e21e | 2463 | #ifdef HAS_SOCKET |
9cad6237 | 2464 | dSP; dTARGET; |
a0d0e21e LW |
2465 | GV *ngv; |
2466 | GV *ggv; | |
2467 | register IO *nstio; | |
2468 | register IO *gstio; | |
4633a7c4 | 2469 | struct sockaddr saddr; /* use a struct to avoid alignment problems */ |
1e422769 | 2470 | Sock_size_t len = sizeof saddr; |
a0d0e21e | 2471 | int fd; |
72f496dc | 2472 | int fd2; |
a0d0e21e LW |
2473 | |
2474 | ggv = (GV*)POPs; | |
2475 | ngv = (GV*)POPs; | |
2476 | ||
2477 | if (!ngv) | |
2478 | goto badexit; | |
2479 | if (!ggv) | |
2480 | goto nuts; | |
2481 | ||
2482 | gstio = GvIO(ggv); | |
2483 | if (!gstio || !IoIFP(gstio)) | |
2484 | goto nuts; | |
2485 | ||
2486 | nstio = GvIOn(ngv); | |
6ad3d225 | 2487 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len); |
a0d0e21e LW |
2488 | if (fd < 0) |
2489 | goto badexit; | |
a70048fb AB |
2490 | if (IoIFP(nstio)) |
2491 | do_close(ngv, FALSE); | |
760ac839 | 2492 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"); |
72f496dc NIS |
2493 | /* FIXME: we dup(fd) here so that refcounting of fd's does not inhibit |
2494 | fclose of IoOFP's FILE * - and hence leak memory. | |
2495 | Special treatment of _this_ case of IoIFP != IoOFP seems wrong. | |
2496 | */ | |
2497 | IoOFP(nstio) = PerlIO_fdopen(fd2 = PerlLIO_dup(fd), "w"); | |
50952442 | 2498 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2499 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2500 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2501 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2502 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2503 | goto badexit; |
2504 | } | |
8d2a6795 GS |
2505 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2506 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
72f496dc | 2507 | fcntl(fd2, F_SETFD, fd2 > PL_maxsysfd); /* ensure close-on-exec */ |
8d2a6795 | 2508 | #endif |
a0d0e21e | 2509 | |
ed79a026 | 2510 | #ifdef EPOC |
a9f1f6b0 OF |
2511 | len = sizeof saddr; /* EPOC somehow truncates info */ |
2512 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ | |
ed79a026 OF |
2513 | #endif |
2514 | ||
748a9306 | 2515 | PUSHp((char *)&saddr, len); |
a0d0e21e LW |
2516 | RETURN; |
2517 | ||
2518 | nuts: | |
599cee73 | 2519 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2520 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
91487cfc | 2521 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2522 | |
2523 | badexit: | |
2524 | RETPUSHUNDEF; | |
2525 | ||
2526 | #else | |
cea2e8a9 | 2527 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2528 | #endif |
2529 | } | |
2530 | ||
2531 | PP(pp_shutdown) | |
2532 | { | |
a0d0e21e | 2533 | #ifdef HAS_SOCKET |
9cad6237 | 2534 | dSP; dTARGET; |
a0d0e21e LW |
2535 | int how = POPi; |
2536 | GV *gv = (GV*)POPs; | |
2537 | register IO *io = GvIOn(gv); | |
2538 | ||
2539 | if (!io || !IoIFP(io)) | |
2540 | goto nuts; | |
2541 | ||
6ad3d225 | 2542 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2543 | RETURN; |
2544 | ||
2545 | nuts: | |
599cee73 | 2546 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2547 | report_evil_fh(gv, io, PL_op->op_type); |
91487cfc | 2548 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2549 | RETPUSHUNDEF; |
2550 | #else | |
cea2e8a9 | 2551 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2552 | #endif |
2553 | } | |
2554 | ||
2555 | PP(pp_gsockopt) | |
2556 | { | |
2557 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2558 | return pp_ssockopt(); |
a0d0e21e | 2559 | #else |
cea2e8a9 | 2560 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2561 | #endif |
2562 | } | |
2563 | ||
2564 | PP(pp_ssockopt) | |
2565 | { | |
a0d0e21e | 2566 | #ifdef HAS_SOCKET |
9cad6237 | 2567 | dSP; |
533c011a | 2568 | int optype = PL_op->op_type; |
a0d0e21e LW |
2569 | SV *sv; |
2570 | int fd; | |
2571 | unsigned int optname; | |
2572 | unsigned int lvl; | |
2573 | GV *gv; | |
2574 | register IO *io; | |
1e422769 | 2575 | Sock_size_t len; |
a0d0e21e LW |
2576 | |
2577 | if (optype == OP_GSOCKOPT) | |
2578 | sv = sv_2mortal(NEWSV(22, 257)); | |
2579 | else | |
2580 | sv = POPs; | |
2581 | optname = (unsigned int) POPi; | |
2582 | lvl = (unsigned int) POPi; | |
2583 | ||
2584 | gv = (GV*)POPs; | |
2585 | io = GvIOn(gv); | |
2586 | if (!io || !IoIFP(io)) | |
2587 | goto nuts; | |
2588 | ||
760ac839 | 2589 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2590 | switch (optype) { |
2591 | case OP_GSOCKOPT: | |
748a9306 | 2592 | SvGROW(sv, 257); |
a0d0e21e | 2593 | (void)SvPOK_only(sv); |
748a9306 LW |
2594 | SvCUR_set(sv,256); |
2595 | *SvEND(sv) ='\0'; | |
1e422769 | 2596 | len = SvCUR(sv); |
6ad3d225 | 2597 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2598 | goto nuts2; |
1e422769 | 2599 | SvCUR_set(sv, len); |
748a9306 | 2600 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2601 | PUSHs(sv); |
2602 | break; | |
2603 | case OP_SSOCKOPT: { | |
1e422769 | 2604 | char *buf; |
2605 | int aint; | |
2606 | if (SvPOKp(sv)) { | |
2d8e6c8d GS |
2607 | STRLEN l; |
2608 | buf = SvPV(sv, l); | |
2609 | len = l; | |
1e422769 | 2610 | } |
56ee1660 | 2611 | else { |
a0d0e21e LW |
2612 | aint = (int)SvIV(sv); |
2613 | buf = (char*)&aint; | |
2614 | len = sizeof(int); | |
2615 | } | |
6ad3d225 | 2616 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2617 | goto nuts2; |
3280af22 | 2618 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2619 | } |
2620 | break; | |
2621 | } | |
2622 | RETURN; | |
2623 | ||
2624 | nuts: | |
599cee73 | 2625 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2626 | report_evil_fh(gv, io, optype); |
91487cfc | 2627 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2628 | nuts2: |
2629 | RETPUSHUNDEF; | |
2630 | ||
2631 | #else | |
cea2e8a9 | 2632 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2633 | #endif |
2634 | } | |
2635 | ||
2636 | PP(pp_getsockname) | |
2637 | { | |
2638 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2639 | return pp_getpeername(); |
a0d0e21e | 2640 | #else |
cea2e8a9 | 2641 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2642 | #endif |
2643 | } | |
2644 | ||
2645 | PP(pp_getpeername) | |
2646 | { | |
a0d0e21e | 2647 | #ifdef HAS_SOCKET |
9cad6237 | 2648 | dSP; |
533c011a | 2649 | int optype = PL_op->op_type; |
a0d0e21e LW |
2650 | SV *sv; |
2651 | int fd; | |
2652 | GV *gv = (GV*)POPs; | |
2653 | register IO *io = GvIOn(gv); | |
1e422769 | 2654 | Sock_size_t len; |
a0d0e21e LW |
2655 | |
2656 | if (!io || !IoIFP(io)) | |
2657 | goto nuts; | |
2658 | ||
2659 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2660 | (void)SvPOK_only(sv); |
1e422769 | 2661 | len = 256; |
2662 | SvCUR_set(sv, len); | |
748a9306 | 2663 | *SvEND(sv) ='\0'; |
760ac839 | 2664 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2665 | switch (optype) { |
2666 | case OP_GETSOCKNAME: | |
6ad3d225 | 2667 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2668 | goto nuts2; |
2669 | break; | |
2670 | case OP_GETPEERNAME: | |
6ad3d225 | 2671 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2672 | goto nuts2; |
490ab354 JH |
2673 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2674 | { | |
2675 | static const char nowhere[] = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; | |
2676 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
2677 | if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && | |
2678 | !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, | |
2679 | sizeof(u_short) + sizeof(struct in_addr))) { | |
301e8125 | 2680 | goto nuts2; |
490ab354 JH |
2681 | } |
2682 | } | |
2683 | #endif | |
a0d0e21e LW |
2684 | break; |
2685 | } | |
13826f2c CS |
2686 | #ifdef BOGUS_GETNAME_RETURN |
2687 | /* Interactive Unix, getpeername() and getsockname() | |
2688 | does not return valid namelen */ | |
1e422769 | 2689 | if (len == BOGUS_GETNAME_RETURN) |
2690 | len = sizeof(struct sockaddr); | |
13826f2c | 2691 | #endif |
1e422769 | 2692 | SvCUR_set(sv, len); |
748a9306 | 2693 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2694 | PUSHs(sv); |
2695 | RETURN; | |
2696 | ||
2697 | nuts: | |
599cee73 | 2698 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2699 | report_evil_fh(gv, io, optype); |
91487cfc | 2700 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2701 | nuts2: |
2702 | RETPUSHUNDEF; | |
2703 | ||
2704 | #else | |
cea2e8a9 | 2705 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2706 | #endif |
2707 | } | |
2708 | ||
2709 | /* Stat calls. */ | |
2710 | ||
2711 | PP(pp_lstat) | |
2712 | { | |
cea2e8a9 | 2713 | return pp_stat(); |
a0d0e21e LW |
2714 | } |
2715 | ||
2716 | PP(pp_stat) | |
2717 | { | |
39644a26 | 2718 | dSP; |
2dd78f96 | 2719 | GV *gv; |
54310121 | 2720 | I32 gimme; |
a0d0e21e | 2721 | I32 max = 13; |
2d8e6c8d | 2722 | STRLEN n_a; |
a0d0e21e | 2723 | |
533c011a | 2724 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2725 | gv = cGVOP_gv; |
8a4e5b40 DD |
2726 | if (PL_op->op_type == OP_LSTAT) { |
2727 | if (PL_laststype != OP_LSTAT) | |
2728 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); | |
2729 | if (ckWARN(WARN_IO) && gv != PL_defgv) | |
2730 | Perl_warner(aTHX_ WARN_IO, | |
2dd78f96 | 2731 | "lstat() on filehandle %s", GvENAME(gv)); |
8a4e5b40 DD |
2732 | /* Perl_my_lstat (-l) croak's on filehandle, why warn here? */ |
2733 | } | |
2734 | ||
748a9306 | 2735 | do_fstat: |
2dd78f96 | 2736 | if (gv != PL_defgv) { |
3280af22 | 2737 | PL_laststype = OP_STAT; |
2dd78f96 | 2738 | PL_statgv = gv; |
3280af22 | 2739 | sv_setpv(PL_statname, ""); |
2dd78f96 JH |
2740 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2741 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2742 | } |
9ddeeac9 | 2743 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2744 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2745 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2746 | max = 0; |
9ddeeac9 | 2747 | } |
a0d0e21e LW |
2748 | } |
2749 | else { | |
748a9306 LW |
2750 | SV* sv = POPs; |
2751 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2752 | gv = (GV*)sv; |
748a9306 LW |
2753 | goto do_fstat; |
2754 | } | |
2755 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2756 | gv = (GV*)SvRV(sv); |
748a9306 LW |
2757 | goto do_fstat; |
2758 | } | |
2d8e6c8d | 2759 | sv_setpv(PL_statname, SvPV(sv,n_a)); |
3280af22 | 2760 | PL_statgv = Nullgv; |
a0d0e21e | 2761 | #ifdef HAS_LSTAT |
533c011a NIS |
2762 | PL_laststype = PL_op->op_type; |
2763 | if (PL_op->op_type == OP_LSTAT) | |
2d8e6c8d | 2764 | PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache); |
a0d0e21e LW |
2765 | else |
2766 | #endif | |
2d8e6c8d | 2767 | PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache); |
3280af22 | 2768 | if (PL_laststatval < 0) { |
2d8e6c8d | 2769 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
cea2e8a9 | 2770 | Perl_warner(aTHX_ WARN_NEWLINE, PL_warn_nl, "stat"); |
a0d0e21e LW |
2771 | max = 0; |
2772 | } | |
2773 | } | |
2774 | ||
54310121 | 2775 | gimme = GIMME_V; |
2776 | if (gimme != G_ARRAY) { | |
2777 | if (gimme != G_VOID) | |
2778 | XPUSHs(boolSV(max)); | |
2779 | RETURN; | |
a0d0e21e LW |
2780 | } |
2781 | if (max) { | |
36477c24 | 2782 | EXTEND(SP, max); |
2783 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2784 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2785 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2786 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2787 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2788 | #if Uid_t_size > IVSIZE |
2789 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2790 | #else | |
23dcd6c8 | 2791 | # if Uid_t_sign <= 0 |
1ff81528 | 2792 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2793 | # else |
2794 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2795 | # endif | |
146174a9 | 2796 | #endif |
301e8125 | 2797 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2798 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2799 | #else | |
23dcd6c8 | 2800 | # if Gid_t_sign <= 0 |
1ff81528 | 2801 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2802 | # else |
2803 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2804 | # endif | |
146174a9 | 2805 | #endif |
cbdc8872 | 2806 | #ifdef USE_STAT_RDEV |
1ff81528 | 2807 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2808 | #else |
79cb57f6 | 2809 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2810 | #endif |
146174a9 CB |
2811 | #if Off_t_size > IVSIZE |
2812 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_size))); | |
2813 | #else | |
1ff81528 | 2814 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2815 | #endif |
cbdc8872 | 2816 | #ifdef BIG_TIME |
172ae379 JH |
2817 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2818 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2819 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2820 | #else |
1ff81528 PL |
2821 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2822 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2823 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2824 | #endif |
a0d0e21e | 2825 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2826 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2827 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2828 | #else |
79cb57f6 GS |
2829 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2830 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2831 | #endif |
2832 | } | |
2833 | RETURN; | |
2834 | } | |
2835 | ||
2836 | PP(pp_ftrread) | |
2837 | { | |
9cad6237 | 2838 | I32 result; |
2a3ff820 | 2839 | dSP; |
5ff3f7a4 | 2840 | #if defined(HAS_ACCESS) && defined(R_OK) |
2d8e6c8d | 2841 | STRLEN n_a; |
5ff3f7a4 | 2842 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2843 | result = access(TOPpx, R_OK); |
5ff3f7a4 GS |
2844 | if (result == 0) |
2845 | RETPUSHYES; | |
2846 | if (result < 0) | |
2847 | RETPUSHUNDEF; | |
2848 | RETPUSHNO; | |
22865c03 GS |
2849 | } |
2850 | else | |
cea2e8a9 | 2851 | result = my_stat(); |
5ff3f7a4 | 2852 | #else |
cea2e8a9 | 2853 | result = my_stat(); |
5ff3f7a4 | 2854 | #endif |
22865c03 | 2855 | SPAGAIN; |
a0d0e21e LW |
2856 | if (result < 0) |
2857 | RETPUSHUNDEF; | |
3280af22 | 2858 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2859 | RETPUSHYES; |
2860 | RETPUSHNO; | |
2861 | } | |
2862 | ||
2863 | PP(pp_ftrwrite) | |
2864 | { | |
9cad6237 | 2865 | I32 result; |
2a3ff820 | 2866 | dSP; |
5ff3f7a4 | 2867 | #if defined(HAS_ACCESS) && defined(W_OK) |
2d8e6c8d | 2868 | STRLEN n_a; |
5ff3f7a4 | 2869 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2870 | result = access(TOPpx, W_OK); |
5ff3f7a4 GS |
2871 | if (result == 0) |
2872 | RETPUSHYES; | |
2873 | if (result < 0) | |
2874 | RETPUSHUNDEF; | |
2875 | RETPUSHNO; | |
22865c03 GS |
2876 | } |
2877 | else | |
cea2e8a9 | 2878 | result = my_stat(); |
5ff3f7a4 | 2879 | #else |
cea2e8a9 | 2880 | result = my_stat(); |
5ff3f7a4 | 2881 | #endif |
22865c03 | 2882 | SPAGAIN; |
a0d0e21e LW |
2883 | if (result < 0) |
2884 | RETPUSHUNDEF; | |
3280af22 | 2885 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2886 | RETPUSHYES; |
2887 | RETPUSHNO; | |
2888 | } | |
2889 | ||
2890 | PP(pp_ftrexec) | |
2891 | { | |
9cad6237 | 2892 | I32 result; |
2a3ff820 | 2893 | dSP; |
5ff3f7a4 | 2894 | #if defined(HAS_ACCESS) && defined(X_OK) |
2d8e6c8d | 2895 | STRLEN n_a; |
5ff3f7a4 | 2896 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2897 | result = access(TOPpx, X_OK); |
5ff3f7a4 GS |
2898 | if (result == 0) |
2899 | RETPUSHYES; | |
2900 | if (result < 0) | |
2901 | RETPUSHUNDEF; | |
2902 | RETPUSHNO; | |
22865c03 GS |
2903 | } |
2904 | else | |
cea2e8a9 | 2905 | result = my_stat(); |
5ff3f7a4 | 2906 | #else |
cea2e8a9 | 2907 | result = my_stat(); |
5ff3f7a4 | 2908 | #endif |
22865c03 | 2909 | SPAGAIN; |
a0d0e21e LW |
2910 | if (result < 0) |
2911 | RETPUSHUNDEF; | |
3280af22 | 2912 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2913 | RETPUSHYES; |
2914 | RETPUSHNO; | |
2915 | } | |
2916 | ||
2917 | PP(pp_fteread) | |
2918 | { | |
9cad6237 | 2919 | I32 result; |
2a3ff820 | 2920 | dSP; |
5ff3f7a4 | 2921 | #ifdef PERL_EFF_ACCESS_R_OK |
2d8e6c8d | 2922 | STRLEN n_a; |
5ff3f7a4 | 2923 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2924 | result = PERL_EFF_ACCESS_R_OK(TOPpx); |
5ff3f7a4 GS |
2925 | if (result == 0) |
2926 | RETPUSHYES; | |
2927 | if (result < 0) | |
2928 | RETPUSHUNDEF; | |
2929 | RETPUSHNO; | |
22865c03 GS |
2930 | } |
2931 | else | |
cea2e8a9 | 2932 | result = my_stat(); |
5ff3f7a4 | 2933 | #else |
cea2e8a9 | 2934 | result = my_stat(); |
5ff3f7a4 | 2935 | #endif |
22865c03 | 2936 | SPAGAIN; |
a0d0e21e LW |
2937 | if (result < 0) |
2938 | RETPUSHUNDEF; | |
3280af22 | 2939 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2940 | RETPUSHYES; |
2941 | RETPUSHNO; | |
2942 | } | |
2943 | ||
2944 | PP(pp_ftewrite) | |
2945 | { | |
9cad6237 | 2946 | I32 result; |
2a3ff820 | 2947 | dSP; |
5ff3f7a4 | 2948 | #ifdef PERL_EFF_ACCESS_W_OK |
2d8e6c8d | 2949 | STRLEN n_a; |
5ff3f7a4 | 2950 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2951 | result = PERL_EFF_ACCESS_W_OK(TOPpx); |
5ff3f7a4 GS |
2952 | if (result == 0) |
2953 | RETPUSHYES; | |
2954 | if (result < 0) | |
2955 | RETPUSHUNDEF; | |
2956 | RETPUSHNO; | |
22865c03 GS |
2957 | } |
2958 | else | |
cea2e8a9 | 2959 | result = my_stat(); |
5ff3f7a4 | 2960 | #else |
cea2e8a9 | 2961 | result = my_stat(); |
5ff3f7a4 | 2962 | #endif |
22865c03 | 2963 | SPAGAIN; |
a0d0e21e LW |
2964 | if (result < 0) |
2965 | RETPUSHUNDEF; | |
3280af22 | 2966 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2967 | RETPUSHYES; |
2968 | RETPUSHNO; | |
2969 | } | |
2970 | ||
2971 | PP(pp_fteexec) | |
2972 | { | |
9cad6237 | 2973 | I32 result; |
2a3ff820 | 2974 | dSP; |
5ff3f7a4 | 2975 | #ifdef PERL_EFF_ACCESS_X_OK |
2d8e6c8d | 2976 | STRLEN n_a; |
5ff3f7a4 | 2977 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2978 | result = PERL_EFF_ACCESS_X_OK(TOPpx); |
5ff3f7a4 GS |
2979 | if (result == 0) |
2980 | RETPUSHYES; | |
2981 | if (result < 0) | |
2982 | RETPUSHUNDEF; | |
2983 | RETPUSHNO; | |
22865c03 GS |
2984 | } |
2985 | else | |
cea2e8a9 | 2986 | result = my_stat(); |
5ff3f7a4 | 2987 | #else |
cea2e8a9 | 2988 | result = my_stat(); |
5ff3f7a4 | 2989 | #endif |
22865c03 | 2990 | SPAGAIN; |
a0d0e21e LW |
2991 | if (result < 0) |
2992 | RETPUSHUNDEF; | |
3280af22 | 2993 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2994 | RETPUSHYES; |
2995 | RETPUSHNO; | |
2996 | } | |
2997 | ||
2998 | PP(pp_ftis) | |
2999 | { | |
9cad6237 | 3000 | I32 result = my_stat(); |
2a3ff820 | 3001 | dSP; |
a0d0e21e LW |
3002 | if (result < 0) |
3003 | RETPUSHUNDEF; | |
3004 | RETPUSHYES; | |
3005 | } | |
3006 | ||
3007 | PP(pp_fteowned) | |
3008 | { | |
cea2e8a9 | 3009 | return pp_ftrowned(); |
a0d0e21e LW |
3010 | } |
3011 | ||
3012 | PP(pp_ftrowned) | |
3013 | { | |
9cad6237 | 3014 | I32 result = my_stat(); |
2a3ff820 | 3015 | dSP; |
a0d0e21e LW |
3016 | if (result < 0) |
3017 | RETPUSHUNDEF; | |
146174a9 CB |
3018 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3019 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3020 | RETPUSHYES; |
3021 | RETPUSHNO; | |
3022 | } | |
3023 | ||
3024 | PP(pp_ftzero) | |
3025 | { | |
9cad6237 | 3026 | I32 result = my_stat(); |
2a3ff820 | 3027 | dSP; |
a0d0e21e LW |
3028 | if (result < 0) |
3029 | RETPUSHUNDEF; | |
146174a9 | 3030 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3031 | RETPUSHYES; |
3032 | RETPUSHNO; | |
3033 | } | |
3034 | ||
3035 | PP(pp_ftsize) | |
3036 | { | |
9cad6237 | 3037 | I32 result = my_stat(); |
2a3ff820 | 3038 | dSP; dTARGET; |
a0d0e21e LW |
3039 | if (result < 0) |
3040 | RETPUSHUNDEF; | |
146174a9 CB |
3041 | #if Off_t_size > IVSIZE |
3042 | PUSHn(PL_statcache.st_size); | |
3043 | #else | |
3280af22 | 3044 | PUSHi(PL_statcache.st_size); |
146174a9 | 3045 | #endif |
a0d0e21e LW |
3046 | RETURN; |
3047 | } | |
3048 | ||
3049 | PP(pp_ftmtime) | |
3050 | { | |
9cad6237 | 3051 | I32 result = my_stat(); |
2a3ff820 | 3052 | dSP; dTARGET; |
a0d0e21e LW |
3053 | if (result < 0) |
3054 | RETPUSHUNDEF; | |
c6419e06 | 3055 | PUSHn( (PL_basetime - PL_statcache.st_mtime) / 86400.0 ); |
a0d0e21e LW |
3056 | RETURN; |
3057 | } | |
3058 | ||
3059 | PP(pp_ftatime) | |
3060 | { | |
9cad6237 | 3061 | I32 result = my_stat(); |
2a3ff820 | 3062 | dSP; dTARGET; |
a0d0e21e LW |
3063 | if (result < 0) |
3064 | RETPUSHUNDEF; | |
c6419e06 | 3065 | PUSHn( (PL_basetime - PL_statcache.st_atime) / 86400.0 ); |
a0d0e21e LW |
3066 | RETURN; |
3067 | } | |
3068 | ||
3069 | PP(pp_ftctime) | |
3070 | { | |
9cad6237 | 3071 | I32 result = my_stat(); |
2a3ff820 | 3072 | dSP; dTARGET; |
a0d0e21e LW |
3073 | if (result < 0) |
3074 | RETPUSHUNDEF; | |
c6419e06 | 3075 | PUSHn( (PL_basetime - PL_statcache.st_ctime) / 86400.0 ); |
a0d0e21e LW |
3076 | RETURN; |
3077 | } | |
3078 | ||
3079 | PP(pp_ftsock) | |
3080 | { | |
9cad6237 | 3081 | I32 result = my_stat(); |
2a3ff820 | 3082 | dSP; |
a0d0e21e LW |
3083 | if (result < 0) |
3084 | RETPUSHUNDEF; | |
3280af22 | 3085 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3086 | RETPUSHYES; |
3087 | RETPUSHNO; | |
3088 | } | |
3089 | ||
3090 | PP(pp_ftchr) | |
3091 | { | |
9cad6237 | 3092 | I32 result = my_stat(); |
2a3ff820 | 3093 | dSP; |
a0d0e21e LW |
3094 | if (result < 0) |
3095 | RETPUSHUNDEF; | |
3280af22 | 3096 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3097 | RETPUSHYES; |
3098 | RETPUSHNO; | |
3099 | } | |
3100 | ||
3101 | PP(pp_ftblk) | |
3102 | { | |
9cad6237 | 3103 | I32 result = my_stat(); |
2a3ff820 | 3104 | dSP; |
a0d0e21e LW |
3105 | if (result < 0) |
3106 | RETPUSHUNDEF; | |
3280af22 | 3107 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3108 | RETPUSHYES; |
3109 | RETPUSHNO; | |
3110 | } | |
3111 | ||
3112 | PP(pp_ftfile) | |
3113 | { | |
9cad6237 | 3114 | I32 result = my_stat(); |
2a3ff820 | 3115 | dSP; |
a0d0e21e LW |
3116 | if (result < 0) |
3117 | RETPUSHUNDEF; | |
3280af22 | 3118 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3119 | RETPUSHYES; |
3120 | RETPUSHNO; | |
3121 | } | |
3122 | ||
3123 | PP(pp_ftdir) | |
3124 | { | |
9cad6237 | 3125 | I32 result = my_stat(); |
2a3ff820 | 3126 | dSP; |
a0d0e21e LW |
3127 | if (result < 0) |
3128 | RETPUSHUNDEF; | |
3280af22 | 3129 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3130 | RETPUSHYES; |
3131 | RETPUSHNO; | |
3132 | } | |
3133 | ||
3134 | PP(pp_ftpipe) | |
3135 | { | |
9cad6237 | 3136 | I32 result = my_stat(); |
2a3ff820 | 3137 | dSP; |
a0d0e21e LW |
3138 | if (result < 0) |
3139 | RETPUSHUNDEF; | |
3280af22 | 3140 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3141 | RETPUSHYES; |
3142 | RETPUSHNO; | |
3143 | } | |
3144 | ||
3145 | PP(pp_ftlink) | |
3146 | { | |
9cad6237 | 3147 | I32 result = my_lstat(); |
2a3ff820 | 3148 | dSP; |
a0d0e21e LW |
3149 | if (result < 0) |
3150 | RETPUSHUNDEF; | |
3280af22 | 3151 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3152 | RETPUSHYES; |
3153 | RETPUSHNO; | |
3154 | } | |
3155 | ||
3156 | PP(pp_ftsuid) | |
3157 | { | |
39644a26 | 3158 | dSP; |
a0d0e21e | 3159 | #ifdef S_ISUID |
cea2e8a9 | 3160 | I32 result = my_stat(); |
a0d0e21e LW |
3161 | SPAGAIN; |
3162 | if (result < 0) | |
3163 | RETPUSHUNDEF; | |
3280af22 | 3164 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3165 | RETPUSHYES; |
3166 | #endif | |
3167 | RETPUSHNO; | |
3168 | } | |
3169 | ||
3170 | PP(pp_ftsgid) | |
3171 | { | |
39644a26 | 3172 | dSP; |
a0d0e21e | 3173 | #ifdef S_ISGID |
cea2e8a9 | 3174 | I32 result = my_stat(); |
a0d0e21e LW |
3175 | SPAGAIN; |
3176 | if (result < 0) | |
3177 | RETPUSHUNDEF; | |
3280af22 | 3178 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3179 | RETPUSHYES; |
3180 | #endif | |
3181 | RETPUSHNO; | |
3182 | } | |
3183 | ||
3184 | PP(pp_ftsvtx) | |
3185 | { | |
39644a26 | 3186 | dSP; |
a0d0e21e | 3187 | #ifdef S_ISVTX |
cea2e8a9 | 3188 | I32 result = my_stat(); |
a0d0e21e LW |
3189 | SPAGAIN; |
3190 | if (result < 0) | |
3191 | RETPUSHUNDEF; | |
3280af22 | 3192 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3193 | RETPUSHYES; |
3194 | #endif | |
3195 | RETPUSHNO; | |
3196 | } | |
3197 | ||
3198 | PP(pp_fttty) | |
3199 | { | |
39644a26 | 3200 | dSP; |
a0d0e21e LW |
3201 | int fd; |
3202 | GV *gv; | |
fb73857a | 3203 | char *tmps = Nullch; |
2d8e6c8d | 3204 | STRLEN n_a; |
fb73857a | 3205 | |
533c011a | 3206 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3207 | gv = cGVOP_gv; |
fb73857a | 3208 | else if (isGV(TOPs)) |
3209 | gv = (GV*)POPs; | |
3210 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3211 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3212 | else |
2d8e6c8d | 3213 | gv = gv_fetchpv(tmps = POPpx, FALSE, SVt_PVIO); |
fb73857a | 3214 | |
a0d0e21e | 3215 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3216 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
fb73857a | 3217 | else if (tmps && isDIGIT(*tmps)) |
a0d0e21e LW |
3218 | fd = atoi(tmps); |
3219 | else | |
3220 | RETPUSHUNDEF; | |
6ad3d225 | 3221 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3222 | RETPUSHYES; |
3223 | RETPUSHNO; | |
3224 | } | |
3225 | ||
16d20bd9 AD |
3226 | #if defined(atarist) /* this will work with atariST. Configure will |
3227 | make guesses for other systems. */ | |
3228 | # define FILE_base(f) ((f)->_base) | |
3229 | # define FILE_ptr(f) ((f)->_ptr) | |
3230 | # define FILE_cnt(f) ((f)->_cnt) | |
3231 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3232 | #endif |
3233 | ||
3234 | PP(pp_fttext) | |
3235 | { | |
39644a26 | 3236 | dSP; |
a0d0e21e LW |
3237 | I32 i; |
3238 | I32 len; | |
3239 | I32 odd = 0; | |
3240 | STDCHAR tbuf[512]; | |
3241 | register STDCHAR *s; | |
3242 | register IO *io; | |
5f05dabc | 3243 | register SV *sv; |
3244 | GV *gv; | |
2d8e6c8d | 3245 | STRLEN n_a; |
146174a9 | 3246 | PerlIO *fp; |
a0d0e21e | 3247 | |
533c011a | 3248 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3249 | gv = cGVOP_gv; |
5f05dabc | 3250 | else if (isGV(TOPs)) |
3251 | gv = (GV*)POPs; | |
3252 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3253 | gv = (GV*)SvRV(POPs); | |
3254 | else | |
3255 | gv = Nullgv; | |
3256 | ||
3257 | if (gv) { | |
a0d0e21e | 3258 | EXTEND(SP, 1); |
3280af22 NIS |
3259 | if (gv == PL_defgv) { |
3260 | if (PL_statgv) | |
3261 | io = GvIO(PL_statgv); | |
a0d0e21e | 3262 | else { |
3280af22 | 3263 | sv = PL_statname; |
a0d0e21e LW |
3264 | goto really_filename; |
3265 | } | |
3266 | } | |
3267 | else { | |
3280af22 NIS |
3268 | PL_statgv = gv; |
3269 | PL_laststatval = -1; | |
3270 | sv_setpv(PL_statname, ""); | |
3271 | io = GvIO(PL_statgv); | |
a0d0e21e LW |
3272 | } |
3273 | if (io && IoIFP(io)) { | |
5f05dabc | 3274 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3275 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3276 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3277 | if (PL_laststatval < 0) | |
5f05dabc | 3278 | RETPUSHUNDEF; |
9cbac4c7 | 3279 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3280 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3281 | RETPUSHNO; |
3282 | else | |
3283 | RETPUSHYES; | |
9cbac4c7 | 3284 | } |
a20bf0c3 | 3285 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3286 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3287 | if (i != EOF) |
760ac839 | 3288 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3289 | } |
a20bf0c3 | 3290 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3291 | RETPUSHYES; |
a20bf0c3 JH |
3292 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3293 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3294 | /* sfio can have large buffers - limit to 512 */ |
3295 | if (len > 512) | |
3296 | len = 512; | |
a0d0e21e LW |
3297 | } |
3298 | else { | |
2dd78f96 | 3299 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3300 | gv = cGVOP_gv; |
2dd78f96 | 3301 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3302 | } |
91487cfc | 3303 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
3304 | RETPUSHUNDEF; |
3305 | } | |
3306 | } | |
3307 | else { | |
3308 | sv = POPs; | |
5f05dabc | 3309 | really_filename: |
3280af22 NIS |
3310 | PL_statgv = Nullgv; |
3311 | PL_laststatval = -1; | |
2d8e6c8d | 3312 | sv_setpv(PL_statname, SvPV(sv, n_a)); |
146174a9 | 3313 | if (!(fp = PerlIO_open(SvPVX(PL_statname), "r"))) { |
2d8e6c8d | 3314 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(sv, n_a), '\n')) |
cea2e8a9 | 3315 | Perl_warner(aTHX_ WARN_NEWLINE, PL_warn_nl, "open"); |
a0d0e21e LW |
3316 | RETPUSHUNDEF; |
3317 | } | |
146174a9 CB |
3318 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3319 | if (PL_laststatval < 0) { | |
3320 | (void)PerlIO_close(fp); | |
5f05dabc | 3321 | RETPUSHUNDEF; |
146174a9 | 3322 | } |
60382766 | 3323 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3324 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3325 | (void)PerlIO_close(fp); | |
a0d0e21e | 3326 | if (len <= 0) { |
533c011a | 3327 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3328 | RETPUSHNO; /* special case NFS directories */ |
3329 | RETPUSHYES; /* null file is anything */ | |
3330 | } | |
3331 | s = tbuf; | |
3332 | } | |
3333 | ||
3334 | /* now scan s to look for textiness */ | |
4633a7c4 | 3335 | /* XXX ASCII dependent code */ |
a0d0e21e | 3336 | |
146174a9 CB |
3337 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3338 | /* ignore trailing ^Z on short files */ | |
3339 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3340 | --len; | |
3341 | #endif | |
3342 | ||
a0d0e21e LW |
3343 | for (i = 0; i < len; i++, s++) { |
3344 | if (!*s) { /* null never allowed in text */ | |
3345 | odd += len; | |
3346 | break; | |
3347 | } | |
9d116dd7 | 3348 | #ifdef EBCDIC |
301e8125 | 3349 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3350 | odd++; |
3351 | #else | |
146174a9 CB |
3352 | else if (*s & 128) { |
3353 | #ifdef USE_LOCALE | |
2de3dbcc | 3354 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3355 | continue; |
3356 | #endif | |
3357 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3358 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3359 | int ulen = UTF8SKIP(s); |
3360 | if (ulen < len - i) { | |
3361 | int j; | |
3362 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3363 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3364 | goto not_utf8; |
3365 | } | |
3366 | --ulen; /* loop does extra increment */ | |
3367 | s += ulen; | |
3368 | i += ulen; | |
3369 | continue; | |
3370 | } | |
3371 | } | |
3372 | not_utf8: | |
3373 | odd++; | |
146174a9 | 3374 | } |
a0d0e21e LW |
3375 | else if (*s < 32 && |
3376 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3377 | *s != '\t' && *s != '\f' && *s != 27) | |
3378 | odd++; | |
9d116dd7 | 3379 | #endif |
a0d0e21e LW |
3380 | } |
3381 | ||
533c011a | 3382 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3383 | RETPUSHNO; |
3384 | else | |
3385 | RETPUSHYES; | |
3386 | } | |
3387 | ||
3388 | PP(pp_ftbinary) | |
3389 | { | |
cea2e8a9 | 3390 | return pp_fttext(); |
a0d0e21e LW |
3391 | } |
3392 | ||
3393 | /* File calls. */ | |
3394 | ||
3395 | PP(pp_chdir) | |
3396 | { | |
39644a26 | 3397 | dSP; dTARGET; |
a0d0e21e LW |
3398 | char *tmps; |
3399 | SV **svp; | |
2d8e6c8d | 3400 | STRLEN n_a; |
a0d0e21e | 3401 | |
35ae6b54 MS |
3402 | if( MAXARG == 1 ) |
3403 | tmps = POPpx; | |
3404 | else | |
3405 | tmps = 0; | |
3406 | ||
3407 | if( !tmps || !*tmps ) { | |
3408 | if ( (svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE)) | |
3409 | || (svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE)) | |
491527d0 | 3410 | #ifdef VMS |
35ae6b54 | 3411 | || (svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE)) |
491527d0 | 3412 | #endif |
35ae6b54 MS |
3413 | ) |
3414 | { | |
3415 | if( MAXARG == 1 ) | |
3416 | deprecate("chdir('') or chdir(undef) as chdir()"); | |
3417 | tmps = SvPV(*svp, n_a); | |
3418 | } | |
72f496dc | 3419 | else { |
389ec635 | 3420 | PUSHi(0); |
b7ab37f8 | 3421 | TAINT_PROPER("chdir"); |
389ec635 MS |
3422 | RETURN; |
3423 | } | |
8ea155d1 | 3424 | } |
8ea155d1 | 3425 | |
a0d0e21e | 3426 | TAINT_PROPER("chdir"); |
6ad3d225 | 3427 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3428 | #ifdef VMS |
3429 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3430 | * in the future. */ | |
6b88bc9c | 3431 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3432 | #endif |
a0d0e21e LW |
3433 | RETURN; |
3434 | } | |
3435 | ||
3436 | PP(pp_chown) | |
3437 | { | |
a0d0e21e | 3438 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3439 | dSP; dMARK; dTARGET; |
3440 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3441 | ||
a0d0e21e LW |
3442 | SP = MARK; |
3443 | PUSHi(value); | |
3444 | RETURN; | |
3445 | #else | |
0322a713 | 3446 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3447 | #endif |
3448 | } | |
3449 | ||
3450 | PP(pp_chroot) | |
3451 | { | |
a0d0e21e | 3452 | #ifdef HAS_CHROOT |
76ffd3b9 | 3453 | dSP; dTARGET; |
2d8e6c8d | 3454 | STRLEN n_a; |
d05c1ba0 | 3455 | char *tmps = POPpx; |
a0d0e21e LW |
3456 | TAINT_PROPER("chroot"); |
3457 | PUSHi( chroot(tmps) >= 0 ); | |
3458 | RETURN; | |
3459 | #else | |
cea2e8a9 | 3460 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3461 | #endif |
3462 | } | |
3463 | ||
3464 | PP(pp_unlink) | |
3465 | { | |
39644a26 | 3466 | dSP; dMARK; dTARGET; |
a0d0e21e | 3467 | I32 value; |
533c011a | 3468 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3469 | SP = MARK; |
3470 | PUSHi(value); | |
3471 | RETURN; | |
3472 | } | |
3473 | ||
3474 | PP(pp_chmod) | |
3475 | { | |
39644a26 | 3476 | dSP; dMARK; dTARGET; |
a0d0e21e | 3477 | I32 value; |
533c011a | 3478 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3479 | SP = MARK; |
3480 | PUSHi(value); | |
3481 | RETURN; | |
3482 | } | |
3483 | ||
3484 | PP(pp_utime) | |
3485 | { | |
39644a26 | 3486 | dSP; dMARK; dTARGET; |
a0d0e21e | 3487 | I32 value; |
533c011a | 3488 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3489 | SP = MARK; |
3490 | PUSHi(value); | |
3491 | RETURN; | |
3492 | } | |
3493 | ||
3494 | PP(pp_rename) | |
3495 | { | |
39644a26 | 3496 | dSP; dTARGET; |
a0d0e21e | 3497 | int anum; |
2d8e6c8d | 3498 | STRLEN n_a; |
a0d0e21e | 3499 | |
2d8e6c8d GS |
3500 | char *tmps2 = POPpx; |
3501 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3502 | TAINT_PROPER("rename"); |
3503 | #ifdef HAS_RENAME | |
baed7233 | 3504 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3505 | #else |
6b88bc9c | 3506 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3507 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3508 | anum = 1; | |
3509 | else { | |
3654eb6c | 3510 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3511 | (void)UNLINK(tmps2); |
3512 | if (!(anum = link(tmps, tmps2))) | |
3513 | anum = UNLINK(tmps); | |
3514 | } | |
a0d0e21e LW |
3515 | } |
3516 | #endif | |
3517 | SETi( anum >= 0 ); | |
3518 | RETURN; | |
3519 | } | |
3520 | ||
3521 | PP(pp_link) | |
3522 | { | |
a0d0e21e | 3523 | #ifdef HAS_LINK |
370f6000 | 3524 | dSP; dTARGET; |
2d8e6c8d GS |
3525 | STRLEN n_a; |
3526 | char *tmps2 = POPpx; | |
3527 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e | 3528 | TAINT_PROPER("link"); |
146174a9 | 3529 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3530 | RETURN; |
a0d0e21e | 3531 | #else |
0322a713 | 3532 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3533 | #endif |
a0d0e21e LW |
3534 | } |
3535 | ||
3536 | PP(pp_symlink) | |
3537 | { | |
a0d0e21e | 3538 | #ifdef HAS_SYMLINK |
9cad6237 | 3539 | dSP; dTARGET; |
2d8e6c8d GS |
3540 | STRLEN n_a; |
3541 | char *tmps2 = POPpx; | |
3542 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3543 | TAINT_PROPER("symlink"); |
3544 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3545 | RETURN; | |
3546 | #else | |
cea2e8a9 | 3547 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3548 | #endif |
3549 | } | |
3550 | ||
3551 | PP(pp_readlink) | |
3552 | { | |
76ffd3b9 | 3553 | dSP; |
a0d0e21e | 3554 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3555 | dTARGET; |
a0d0e21e | 3556 | char *tmps; |
46fc3d4c | 3557 | char buf[MAXPATHLEN]; |
a0d0e21e | 3558 | int len; |
2d8e6c8d | 3559 | STRLEN n_a; |
46fc3d4c | 3560 | |
fb73857a | 3561 | #ifndef INCOMPLETE_TAINTS |
3562 | TAINT; | |
3563 | #endif | |
2d8e6c8d | 3564 | tmps = POPpx; |
97dcea33 | 3565 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3566 | EXTEND(SP, 1); |
3567 | if (len < 0) | |
3568 | RETPUSHUNDEF; | |
3569 | PUSHp(buf, len); | |
3570 | RETURN; | |
3571 | #else | |
3572 | EXTEND(SP, 1); | |
3573 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3574 | #endif | |
3575 | } | |
3576 | ||
3577 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3578 | STATIC int |
cea2e8a9 | 3579 | S_dooneliner(pTHX_ char *cmd, char *filename) |
a0d0e21e | 3580 | { |
1e422769 | 3581 | char *save_filename = filename; |
3582 | char *cmdline; | |
3583 | char *s; | |
760ac839 | 3584 | PerlIO *myfp; |
1e422769 | 3585 | int anum = 1; |
a0d0e21e | 3586 | |
1e422769 | 3587 | New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
3588 | strcpy(cmdline, cmd); | |
3589 | strcat(cmdline, " "); | |
3590 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3591 | *s++ = '\\'; |
3592 | *s++ = *filename++; | |
3593 | } | |
3594 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3595 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3596 | Safefree(cmdline); |
3597 | ||
a0d0e21e | 3598 | if (myfp) { |
1e422769 | 3599 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3600 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3601 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3602 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3603 | if (s != Nullch) { |
1e422769 | 3604 | int e; |
3605 | for (e = 1; | |
a0d0e21e | 3606 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3607 | e <= sys_nerr |
3608 | #endif | |
3609 | ; e++) | |
3610 | { | |
3611 | /* you don't see this */ | |
3612 | char *errmsg = | |
3613 | #ifdef HAS_SYS_ERRLIST | |
3614 | sys_errlist[e] | |
a0d0e21e | 3615 | #else |
1e422769 | 3616 | strerror(e) |
a0d0e21e | 3617 | #endif |
1e422769 | 3618 | ; |
3619 | if (!errmsg) | |
3620 | break; | |
3621 | if (instr(s, errmsg)) { | |
3622 | SETERRNO(e,0); | |
3623 | return 0; | |
3624 | } | |
a0d0e21e | 3625 | } |
748a9306 | 3626 | SETERRNO(0,0); |
a0d0e21e LW |
3627 | #ifndef EACCES |
3628 | #define EACCES EPERM | |
3629 | #endif | |
1e422769 | 3630 | if (instr(s, "cannot make")) |
748a9306 | 3631 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3632 | else if (instr(s, "existing file")) |
748a9306 | 3633 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3634 | else if (instr(s, "ile exists")) |
748a9306 | 3635 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3636 | else if (instr(s, "non-exist")) |
748a9306 | 3637 | SETERRNO(ENOENT,RMS$_FNF); |
1e422769 | 3638 | else if (instr(s, "does not exist")) |
748a9306 | 3639 | SETERRNO(ENOENT,RMS$_FNF); |
1e422769 | 3640 | else if (instr(s, "not empty")) |
748a9306 | 3641 | SETERRNO(EBUSY,SS$_DEVOFFLINE); |
1e422769 | 3642 | else if (instr(s, "cannot access")) |
748a9306 | 3643 | SETERRNO(EACCES,RMS$_PRV); |
a0d0e21e | 3644 | else |
748a9306 | 3645 | SETERRNO(EPERM,RMS$_PRV); |
a0d0e21e LW |
3646 | return 0; |
3647 | } | |
3648 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3649 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3650 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3651 | anum = !anum; |
3652 | if (anum) | |
748a9306 | 3653 | SETERRNO(0,0); |
a0d0e21e | 3654 | else |
748a9306 | 3655 | SETERRNO(EACCES,RMS$_PRV); /* a guess */ |
a0d0e21e LW |
3656 | } |
3657 | return anum; | |
3658 | } | |
3659 | else | |
3660 | return 0; | |
3661 | } | |
3662 | #endif | |
3663 | ||
3664 | PP(pp_mkdir) | |
3665 | { | |
39644a26 | 3666 | dSP; dTARGET; |
5a211162 | 3667 | int mode; |
a0d0e21e LW |
3668 | #ifndef HAS_MKDIR |
3669 | int oldumask; | |
3670 | #endif | |
df25ddba | 3671 | STRLEN len; |
5a211162 | 3672 | char *tmps; |
df25ddba | 3673 | bool copy = FALSE; |
5a211162 GS |
3674 | |
3675 | if (MAXARG > 1) | |
3676 | mode = POPi; | |
3677 | else | |
3678 | mode = 0777; | |
3679 | ||
df25ddba JH |
3680 | tmps = SvPV(TOPs, len); |
3681 | /* Different operating and file systems take differently to | |
16ac3975 JH |
3682 | * trailing slashes. According to POSIX 1003.1 1996 Edition |
3683 | * any number of trailing slashes should be allowed. | |
3684 | * Thusly we snip them away so that even non-conforming | |
3685 | * systems are happy. */ | |
3686 | /* We should probably do this "filtering" for all | |
3687 | * the functions that expect (potentially) directory names: | |
3688 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3689 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3690 | if (len > 1 && tmps[len-1] == '/') { | |
3691 | while (tmps[len] == '/' && len > 1) | |
3692 | len--; | |
3693 | tmps = savepvn(tmps, len); | |
df25ddba JH |
3694 | copy = TRUE; |
3695 | } | |
a0d0e21e LW |
3696 | |
3697 | TAINT_PROPER("mkdir"); | |
3698 | #ifdef HAS_MKDIR | |
6ad3d225 | 3699 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3700 | #else |
3701 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3702 | oldumask = PerlLIO_umask(0); |
3703 | PerlLIO_umask(oldumask); | |
3704 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3705 | #endif |
df25ddba JH |
3706 | if (copy) |
3707 | Safefree(tmps); | |
a0d0e21e LW |
3708 | RETURN; |
3709 | } | |
3710 | ||
3711 | PP(pp_rmdir) | |
3712 | { | |
39644a26 | 3713 | dSP; dTARGET; |
a0d0e21e | 3714 | char *tmps; |
2d8e6c8d | 3715 | STRLEN n_a; |
a0d0e21e | 3716 | |
2d8e6c8d | 3717 | tmps = POPpx; |
a0d0e21e LW |
3718 | TAINT_PROPER("rmdir"); |
3719 | #ifdef HAS_RMDIR | |
6ad3d225 | 3720 | XPUSHi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e LW |
3721 | #else |
3722 | XPUSHi( dooneliner("rmdir", tmps) ); | |
3723 | #endif | |
3724 | RETURN; | |
3725 | } | |
3726 | ||
3727 | /* Directory calls. */ | |
3728 | ||
3729 | PP(pp_open_dir) | |
3730 | { | |
a0d0e21e | 3731 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3732 | dSP; |
2d8e6c8d GS |
3733 | STRLEN n_a; |
3734 | char *dirname = POPpx; | |
a0d0e21e LW |
3735 | GV *gv = (GV*)POPs; |
3736 | register IO *io = GvIOn(gv); | |
3737 | ||
3738 | if (!io) | |
3739 | goto nope; | |
3740 | ||
3741 | if (IoDIRP(io)) | |
6ad3d225 GS |
3742 | PerlDir_close(IoDIRP(io)); |
3743 | if (!(IoDIRP(io) = PerlDir_open(dirname))) | |
a0d0e21e LW |
3744 | goto nope; |
3745 | ||
3746 | RETPUSHYES; | |
3747 | nope: | |
3748 | if (!errno) | |
91487cfc | 3749 | SETERRNO(EBADF,RMS$_DIR); |
a0d0e21e LW |
3750 | RETPUSHUNDEF; |
3751 | #else | |
cea2e8a9 | 3752 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3753 | #endif |
3754 | } | |
3755 | ||
3756 | PP(pp_readdir) | |
3757 | { | |
a0d0e21e | 3758 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3759 | dSP; |
fd8cd3a3 | 3760 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3761 | Direntry_t *readdir (DIR *); |
a0d0e21e LW |
3762 | #endif |
3763 | register Direntry_t *dp; | |
3764 | GV *gv = (GV*)POPs; | |
3765 | register IO *io = GvIOn(gv); | |
fb73857a | 3766 | SV *sv; |
a0d0e21e LW |
3767 | |
3768 | if (!io || !IoDIRP(io)) | |
3769 | goto nope; | |
3770 | ||
3771 | if (GIMME == G_ARRAY) { | |
3772 | /*SUPPRESS 560*/ | |
155aba94 | 3773 | while ((dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) { |
a0d0e21e | 3774 | #ifdef DIRNAMLEN |
79cb57f6 | 3775 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3776 | #else |
fb73857a | 3777 | sv = newSVpv(dp->d_name, 0); |
3778 | #endif | |
3779 | #ifndef INCOMPLETE_TAINTS | |
26fb8f1f GS |
3780 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3781 | SvTAINTED_on(sv); | |
a0d0e21e | 3782 | #endif |
fb73857a | 3783 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e LW |
3784 | } |
3785 | } | |
3786 | else { | |
6ad3d225 | 3787 | if (!(dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) |
a0d0e21e LW |
3788 | goto nope; |
3789 | #ifdef DIRNAMLEN | |
79cb57f6 | 3790 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3791 | #else |
fb73857a | 3792 | sv = newSVpv(dp->d_name, 0); |
a0d0e21e | 3793 | #endif |
fb73857a | 3794 | #ifndef INCOMPLETE_TAINTS |
26fb8f1f GS |
3795 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3796 | SvTAINTED_on(sv); | |
fb73857a | 3797 | #endif |
3798 | XPUSHs(sv_2mortal(sv)); | |
a0d0e21e LW |
3799 | } |
3800 | RETURN; | |
3801 | ||
3802 | nope: | |
3803 | if (!errno) | |
91487cfc | 3804 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3805 | if (GIMME == G_ARRAY) |
3806 | RETURN; | |
3807 | else | |
3808 | RETPUSHUNDEF; | |
3809 | #else | |
cea2e8a9 | 3810 | DIE(aTHX_ PL_no_dir_func, "readdir"); |
a0d0e21e LW |
3811 | #endif |
3812 | } | |
3813 | ||
3814 | PP(pp_telldir) | |
3815 | { | |
a0d0e21e | 3816 | #if defined(HAS_TELLDIR) || defined(telldir) |
9cad6237 | 3817 | dSP; dTARGET; |
968dcd91 JH |
3818 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
3819 | /* XXX netbsd still seemed to. | |
3820 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
3821 | --JHI 1999-Feb-02 */ | |
3822 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 3823 | long telldir (DIR *); |
dfe9444c | 3824 | # endif |
a0d0e21e LW |
3825 | GV *gv = (GV*)POPs; |
3826 | register IO *io = GvIOn(gv); | |
3827 | ||
3828 | if (!io || !IoDIRP(io)) | |
3829 | goto nope; | |
3830 | ||
6ad3d225 | 3831 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
3832 | RETURN; |
3833 | nope: | |
3834 | if (!errno) | |
91487cfc | 3835 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3836 | RETPUSHUNDEF; |
3837 | #else | |
cea2e8a9 | 3838 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
3839 | #endif |
3840 | } | |
3841 | ||
3842 | PP(pp_seekdir) | |
3843 | { | |
a0d0e21e | 3844 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 3845 | dSP; |
a0d0e21e LW |
3846 | long along = POPl; |
3847 | GV *gv = (GV*)POPs; | |
3848 | register IO *io = GvIOn(gv); | |
3849 | ||
3850 | if (!io || !IoDIRP(io)) | |
3851 | goto nope; | |
3852 | ||
6ad3d225 | 3853 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
3854 | |
3855 | RETPUSHYES; | |
3856 | nope: | |
3857 | if (!errno) | |
91487cfc | 3858 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3859 | RETPUSHUNDEF; |
3860 | #else | |
cea2e8a9 | 3861 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
3862 | #endif |
3863 | } | |
3864 | ||
3865 | PP(pp_rewinddir) | |
3866 | { | |
a0d0e21e | 3867 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 3868 | dSP; |
a0d0e21e LW |
3869 | GV *gv = (GV*)POPs; |
3870 | register IO *io = GvIOn(gv); | |
3871 | ||
3872 | if (!io || !IoDIRP(io)) | |
3873 | goto nope; | |
3874 | ||
6ad3d225 | 3875 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
3876 | RETPUSHYES; |
3877 | nope: | |
3878 | if (!errno) | |
91487cfc | 3879 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3880 | RETPUSHUNDEF; |
3881 | #else | |
cea2e8a9 | 3882 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
3883 | #endif |
3884 | } | |
3885 | ||
3886 | PP(pp_closedir) | |
3887 | { | |
a0d0e21e | 3888 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3889 | dSP; |
a0d0e21e LW |
3890 | GV *gv = (GV*)POPs; |
3891 | register IO *io = GvIOn(gv); | |
3892 | ||
3893 | if (!io || !IoDIRP(io)) | |
3894 | goto nope; | |
3895 | ||
3896 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 3897 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 3898 | #else |
6ad3d225 | 3899 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 3900 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 3901 | goto nope; |
748a9306 | 3902 | } |
a0d0e21e LW |
3903 | #endif |
3904 | IoDIRP(io) = 0; | |
3905 | ||
3906 | RETPUSHYES; | |
3907 | nope: | |
3908 | if (!errno) | |
91487cfc | 3909 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
3910 | RETPUSHUNDEF; |
3911 | #else | |
cea2e8a9 | 3912 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
3913 | #endif |
3914 | } | |
3915 | ||
3916 | /* Process control. */ | |
3917 | ||
3918 | PP(pp_fork) | |
3919 | { | |
44a8e56a | 3920 | #ifdef HAS_FORK |
39644a26 | 3921 | dSP; dTARGET; |
761237fe | 3922 | Pid_t childpid; |
a0d0e21e LW |
3923 | GV *tmpgv; |
3924 | ||
3925 | EXTEND(SP, 1); | |
45bc9206 | 3926 | PERL_FLUSHALL_FOR_CHILD; |
52e18b1f | 3927 | childpid = PerlProc_fork(); |
a0d0e21e LW |
3928 | if (childpid < 0) |
3929 | RETSETUNDEF; | |
3930 | if (!childpid) { | |
3931 | /*SUPPRESS 560*/ | |
306196c3 MS |
3932 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) { |
3933 | SvREADONLY_off(GvSV(tmpgv)); | |
146174a9 | 3934 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
3935 | SvREADONLY_on(GvSV(tmpgv)); |
3936 | } | |
3280af22 | 3937 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
a0d0e21e LW |
3938 | } |
3939 | PUSHi(childpid); | |
3940 | RETURN; | |
3941 | #else | |
146174a9 | 3942 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 3943 | dSP; dTARGET; |
146174a9 CB |
3944 | Pid_t childpid; |
3945 | ||
3946 | EXTEND(SP, 1); | |
3947 | PERL_FLUSHALL_FOR_CHILD; | |
3948 | childpid = PerlProc_fork(); | |
60fa28ff GS |
3949 | if (childpid == -1) |
3950 | RETSETUNDEF; | |
146174a9 CB |
3951 | PUSHi(childpid); |
3952 | RETURN; | |
3953 | # else | |
0322a713 | 3954 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 3955 | # endif |
a0d0e21e LW |
3956 | #endif |
3957 | } | |
3958 | ||
3959 | PP(pp_wait) | |
3960 | { | |
301e8125 | 3961 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 3962 | dSP; dTARGET; |
761237fe | 3963 | Pid_t childpid; |
a0d0e21e | 3964 | int argflags; |
a0d0e21e | 3965 | |
0a0ada86 | 3966 | #ifdef PERL_OLD_SIGNALS |
44a8e56a | 3967 | childpid = wait4pid(-1, &argflags, 0); |
0a0ada86 NIS |
3968 | #else |
3969 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && errno == EINTR) { | |
3970 | PERL_ASYNC_CHECK(); | |
3971 | } | |
3972 | #endif | |
68a29c53 GS |
3973 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
3974 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
3975 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
3976 | # else | |
f86702cc | 3977 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 3978 | # endif |
44a8e56a | 3979 | XPUSHi(childpid); |
a0d0e21e LW |
3980 | RETURN; |
3981 | #else | |
0322a713 | 3982 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
3983 | #endif |
3984 | } | |
3985 | ||
3986 | PP(pp_waitpid) | |
3987 | { | |
301e8125 | 3988 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 3989 | dSP; dTARGET; |
761237fe | 3990 | Pid_t childpid; |
a0d0e21e LW |
3991 | int optype; |
3992 | int argflags; | |
a0d0e21e | 3993 | |
a0d0e21e LW |
3994 | optype = POPi; |
3995 | childpid = TOPi; | |
0a0ada86 | 3996 | #ifdef PERL_OLD_SIGNALS |
a0d0e21e | 3997 | childpid = wait4pid(childpid, &argflags, optype); |
0a0ada86 NIS |
3998 | #else |
3999 | while ((childpid = wait4pid(childpid, &argflags, optype)) == -1 && errno == EINTR) { | |
4000 | PERL_ASYNC_CHECK(); | |
4001 | } | |
4002 | #endif | |
68a29c53 GS |
4003 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4004 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
4005 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
4006 | # else | |
f86702cc | 4007 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4008 | # endif |
44a8e56a | 4009 | SETi(childpid); |
a0d0e21e LW |
4010 | RETURN; |
4011 | #else | |
0322a713 | 4012 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
4013 | #endif |
4014 | } | |
4015 | ||
4016 | PP(pp_system) | |
4017 | { | |
39644a26 | 4018 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4019 | I32 value; |
2d8e6c8d | 4020 | STRLEN n_a; |
76ffd3b9 | 4021 | int result; |
e7766f89 JH |
4022 | int pp[2]; |
4023 | I32 did_pipes = 0; | |
a0d0e21e | 4024 | |
a0d0e21e | 4025 | if (SP - MARK == 1) { |
3280af22 | 4026 | if (PL_tainting) { |
516a5887 | 4027 | (void)SvPV_nolen(TOPs); /* stringify for taint check */ |
a0d0e21e LW |
4028 | TAINT_ENV(); |
4029 | TAINT_PROPER("system"); | |
4030 | } | |
4031 | } | |
45bc9206 | 4032 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 4033 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 JH |
4034 | { |
4035 | Pid_t childpid; | |
4036 | int status; | |
4037 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
72f496dc | 4038 | |
52a55424 RG |
4039 | if (PL_tainting) { |
4040 | SV *cmd = NULL; | |
4041 | if (PL_op->op_flags & OPf_STACKED) | |
4042 | cmd = *(MARK + 1); | |
4043 | else if (SP - MARK != 1) | |
4044 | cmd = *SP; | |
4045 | if (cmd && *(SvPV_nolen(cmd)) != '/') | |
4046 | TAINT_ENV(); | |
4047 | } | |
4048 | ||
d7e492a4 JH |
4049 | if (PerlProc_pipe(pp) >= 0) |
4050 | did_pipes = 1; | |
52e18b1f | 4051 | while ((childpid = PerlProc_fork()) == -1) { |
d7e492a4 JH |
4052 | if (errno != EAGAIN) { |
4053 | value = -1; | |
4054 | SP = ORIGMARK; | |
4055 | PUSHi(value); | |
4056 | if (did_pipes) { | |
4057 | PerlLIO_close(pp[0]); | |
4058 | PerlLIO_close(pp[1]); | |
4059 | } | |
4060 | RETURN; | |
4061 | } | |
4062 | sleep(5); | |
4063 | } | |
4064 | if (childpid > 0) { | |
4065 | if (did_pipes) | |
4066 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4067 | #ifndef PERL_MICRO |
d7e492a4 JH |
4068 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
4069 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
64ca3a65 | 4070 | #endif |
d7e492a4 JH |
4071 | do { |
4072 | result = wait4pid(childpid, &status, 0); | |
4073 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4074 | #ifndef PERL_MICRO |
d7e492a4 JH |
4075 | (void)rsignal_restore(SIGINT, &ihand); |
4076 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4077 | #endif | |
4078 | STATUS_NATIVE_SET(result == -1 ? -1 : status); | |
52e18b1f | 4079 | do_execfree(); /* free any memory child malloced on fork */ |
d7e492a4 JH |
4080 | SP = ORIGMARK; |
4081 | if (did_pipes) { | |
4082 | int errkid; | |
4083 | int n = 0, n1; | |
72f496dc | 4084 | |
d7e492a4 JH |
4085 | while (n < sizeof(int)) { |
4086 | n1 = PerlLIO_read(pp[0], | |
4087 | (void*)(((char*)&errkid)+n), | |
4088 | (sizeof(int)) - n); | |
4089 | if (n1 <= 0) | |
4090 | break; | |
4091 | n += n1; | |
4092 | } | |
4093 | PerlLIO_close(pp[0]); | |
4094 | if (n) { /* Error */ | |
4095 | if (n != sizeof(int)) | |
4096 | DIE(aTHX_ "panic: kid popen errno read"); | |
4097 | errno = errkid; /* Propagate errno from kid */ | |
4098 | STATUS_CURRENT = -1; | |
4099 | } | |
4100 | } | |
4101 | PUSHi(STATUS_CURRENT); | |
4102 | RETURN; | |
4103 | } | |
4104 | if (did_pipes) { | |
4105 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4106 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
d7e492a4 | 4107 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
d5a9bfb0 | 4108 | #endif |
d7e492a4 | 4109 | } |
d5a9bfb0 | 4110 | } |
533c011a | 4111 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4112 | SV *really = *++MARK; |
d5a9bfb0 | 4113 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); |
a0d0e21e LW |
4114 | } |
4115 | else if (SP - MARK != 1) | |
d5a9bfb0 | 4116 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); |
a0d0e21e | 4117 | else { |
d5a9bfb0 | 4118 | value = (I32)do_exec3(SvPVx(sv_mortalcopy(*SP), n_a), pp[1], did_pipes); |
a0d0e21e | 4119 | } |
6ad3d225 | 4120 | PerlProc__exit(-1); |
c3293030 | 4121 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4122 | PL_statusvalue = 0; |
4123 | result = 0; | |
911d147d | 4124 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4125 | SV *really = *++MARK; |
c5be433b | 4126 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
a0d0e21e LW |
4127 | } |
4128 | else if (SP - MARK != 1) | |
c5be433b | 4129 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
a0d0e21e | 4130 | else { |
c5be433b | 4131 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4132 | } |
922b1888 GS |
4133 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4134 | result = 1; | |
f86702cc | 4135 | STATUS_NATIVE_SET(value); |
a0d0e21e LW |
4136 | do_execfree(); |
4137 | SP = ORIGMARK; | |
922b1888 | 4138 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4139 | #endif /* !FORK or VMS */ |
4140 | RETURN; | |
4141 | } | |
4142 | ||
4143 | PP(pp_exec) | |
4144 | { | |
39644a26 | 4145 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4146 | I32 value; |
2d8e6c8d | 4147 | STRLEN n_a; |
a0d0e21e | 4148 | |
45bc9206 | 4149 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4150 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4151 | SV *really = *++MARK; |
4152 | value = (I32)do_aexec(really, MARK, SP); | |
4153 | } | |
4154 | else if (SP - MARK != 1) | |
4155 | #ifdef VMS | |
4156 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4157 | #else | |
092bebab JH |
4158 | # ifdef __OPEN_VM |
4159 | { | |
c5be433b | 4160 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4161 | value = 0; |
4162 | } | |
4163 | # else | |
a0d0e21e | 4164 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4165 | # endif |
a0d0e21e LW |
4166 | #endif |
4167 | else { | |
3280af22 | 4168 | if (PL_tainting) { |
516a5887 | 4169 | (void)SvPV_nolen(*SP); /* stringify for taint check */ |
a0d0e21e LW |
4170 | TAINT_ENV(); |
4171 | TAINT_PROPER("exec"); | |
4172 | } | |
4173 | #ifdef VMS | |
2d8e6c8d | 4174 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4175 | #else |
092bebab | 4176 | # ifdef __OPEN_VM |
c5be433b | 4177 | (void) do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab JH |
4178 | value = 0; |
4179 | # else | |
2d8e6c8d | 4180 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab | 4181 | # endif |
a0d0e21e LW |
4182 | #endif |
4183 | } | |
146174a9 | 4184 | |
a0d0e21e LW |
4185 | SP = ORIGMARK; |
4186 | PUSHi(value); | |
4187 | RETURN; | |
4188 | } | |
4189 | ||
4190 | PP(pp_kill) | |
4191 | { | |
9cad6237 | 4192 | #ifdef HAS_KILL |
39644a26 | 4193 | dSP; dMARK; dTARGET; |
a0d0e21e | 4194 | I32 value; |
533c011a | 4195 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4196 | SP = MARK; |
4197 | PUSHi(value); | |
4198 | RETURN; | |
4199 | #else | |
0322a713 | 4200 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4201 | #endif |
4202 | } | |
4203 | ||
4204 | PP(pp_getppid) | |
4205 | { | |
4206 | #ifdef HAS_GETPPID | |
39644a26 | 4207 | dSP; dTARGET; |
a0d0e21e LW |
4208 | XPUSHi( getppid() ); |
4209 | RETURN; | |
4210 | #else | |
cea2e8a9 | 4211 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4212 | #endif |
4213 | } | |
4214 | ||
4215 | PP(pp_getpgrp) | |
4216 | { | |
4217 | #ifdef HAS_GETPGRP | |
39644a26 | 4218 | dSP; dTARGET; |
d8a83dd3 | 4219 | Pid_t pid; |
9853a804 | 4220 | Pid_t pgrp; |
a0d0e21e LW |
4221 | |
4222 | if (MAXARG < 1) | |
4223 | pid = 0; | |
4224 | else | |
4225 | pid = SvIVx(POPs); | |
c3293030 | 4226 | #ifdef BSD_GETPGRP |
9853a804 | 4227 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4228 | #else |
146174a9 | 4229 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4230 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4231 | pgrp = getpgrp(); |
a0d0e21e | 4232 | #endif |
9853a804 | 4233 | XPUSHi(pgrp); |
a0d0e21e LW |
4234 | RETURN; |
4235 | #else | |
cea2e8a9 | 4236 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4237 | #endif |
4238 | } | |
4239 | ||
4240 | PP(pp_setpgrp) | |
4241 | { | |
4242 | #ifdef HAS_SETPGRP | |
39644a26 | 4243 | dSP; dTARGET; |
d8a83dd3 JH |
4244 | Pid_t pgrp; |
4245 | Pid_t pid; | |
a0d0e21e LW |
4246 | if (MAXARG < 2) { |
4247 | pgrp = 0; | |
4248 | pid = 0; | |
4249 | } | |
4250 | else { | |
4251 | pgrp = POPi; | |
4252 | pid = TOPi; | |
4253 | } | |
4254 | ||
4255 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4256 | #ifdef BSD_SETPGRP |
4257 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4258 | #else |
146174a9 CB |
4259 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4260 | || (pid != 0 && pid != PerlProc_getpid())) | |
4261 | { | |
4262 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4263 | } | |
a0d0e21e LW |
4264 | SETi( setpgrp() >= 0 ); |
4265 | #endif /* USE_BSDPGRP */ | |
4266 | RETURN; | |
4267 | #else | |
cea2e8a9 | 4268 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4269 | #endif |
4270 | } | |
4271 | ||
4272 | PP(pp_getpriority) | |
4273 | { | |
a0d0e21e | 4274 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4275 | dSP; dTARGET; |
d05c1ba0 JH |
4276 | int who = POPi; |
4277 | int which = TOPi; | |
a0d0e21e LW |
4278 | SETi( getpriority(which, who) ); |
4279 | RETURN; | |
4280 | #else | |
cea2e8a9 | 4281 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4282 | #endif |
4283 | } | |
4284 | ||
4285 | PP(pp_setpriority) | |
4286 | { | |
a0d0e21e | 4287 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4288 | dSP; dTARGET; |
d05c1ba0 JH |
4289 | int niceval = POPi; |
4290 | int who = POPi; | |
4291 | int which = TOPi; | |
a0d0e21e LW |
4292 | TAINT_PROPER("setpriority"); |
4293 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4294 | RETURN; | |
4295 | #else | |
cea2e8a9 | 4296 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4297 | #endif |
4298 | } | |
4299 | ||
4300 | /* Time calls. */ | |
4301 | ||
4302 | PP(pp_time) | |
4303 | { | |
39644a26 | 4304 | dSP; dTARGET; |
cbdc8872 | 4305 | #ifdef BIG_TIME |
4306 | XPUSHn( time(Null(Time_t*)) ); | |
4307 | #else | |
a0d0e21e | 4308 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4309 | #endif |
a0d0e21e LW |
4310 | RETURN; |
4311 | } | |
4312 | ||
cd52b7b2 | 4313 | /* XXX The POSIX name is CLK_TCK; it is to be preferred |
4314 | to HZ. Probably. For now, assume that if the system | |
4315 | defines HZ, it does so correctly. (Will this break | |
4316 | on VMS?) | |
4317 | Probably we ought to use _sysconf(_SC_CLK_TCK), if | |
4318 | it's supported. --AD 9/96. | |
4319 | */ | |
4320 | ||
9bc87460 JH |
4321 | #ifdef __BEOS__ |
4322 | # define HZ 1000000 | |
4323 | #endif | |
4324 | ||
a0d0e21e | 4325 | #ifndef HZ |
cd52b7b2 | 4326 | # ifdef CLK_TCK |
4327 | # define HZ CLK_TCK | |
4328 | # else | |
4329 | # define HZ 60 | |
4330 | # endif | |
a0d0e21e LW |
4331 | #endif |
4332 | ||
4333 | PP(pp_tms) | |
4334 | { | |
9cad6237 | 4335 | #ifdef HAS_TIMES |
39644a26 | 4336 | dSP; |
a0d0e21e | 4337 | EXTEND(SP, 4); |
a0d0e21e | 4338 | #ifndef VMS |
3280af22 | 4339 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4340 | #else |
6b88bc9c | 4341 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4342 | /* struct tms, though same data */ |
4343 | /* is returned. */ | |
a0d0e21e LW |
4344 | #endif |
4345 | ||
65202027 | 4346 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/HZ))); |
a0d0e21e | 4347 | if (GIMME == G_ARRAY) { |
65202027 DS |
4348 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/HZ))); |
4349 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/HZ))); | |
4350 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/HZ))); | |
a0d0e21e LW |
4351 | } |
4352 | RETURN; | |
9cad6237 JH |
4353 | #else |
4354 | DIE(aTHX_ "times not implemented"); | |
55497cff | 4355 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4356 | } |
4357 | ||
4358 | PP(pp_localtime) | |
4359 | { | |
cea2e8a9 | 4360 | return pp_gmtime(); |
a0d0e21e LW |
4361 | } |
4362 | ||
4363 | PP(pp_gmtime) | |
4364 | { | |
39644a26 | 4365 | dSP; |
a0d0e21e LW |
4366 | Time_t when; |
4367 | struct tm *tmbuf; | |
4368 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4369 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
4370 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
4371 | ||
4372 | if (MAXARG < 1) | |
4373 | (void)time(&when); | |
4374 | else | |
cbdc8872 | 4375 | #ifdef BIG_TIME |
4376 | when = (Time_t)SvNVx(POPs); | |
4377 | #else | |
a0d0e21e | 4378 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4379 | #endif |
a0d0e21e | 4380 | |
533c011a | 4381 | if (PL_op->op_type == OP_LOCALTIME) |
a0d0e21e LW |
4382 | tmbuf = localtime(&when); |
4383 | else | |
4384 | tmbuf = gmtime(&when); | |
4385 | ||
a0d0e21e | 4386 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4387 | SV *tsv; |
9a5ff6d9 AB |
4388 | EXTEND(SP, 1); |
4389 | EXTEND_MORTAL(1); | |
a0d0e21e LW |
4390 | if (!tmbuf) |
4391 | RETPUSHUNDEF; | |
be28567c | 4392 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4393 | dayname[tmbuf->tm_wday], |
4394 | monname[tmbuf->tm_mon], | |
be28567c GS |
4395 | tmbuf->tm_mday, |
4396 | tmbuf->tm_hour, | |
4397 | tmbuf->tm_min, | |
4398 | tmbuf->tm_sec, | |
4399 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4400 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4401 | } |
4402 | else if (tmbuf) { | |
9a5ff6d9 AB |
4403 | EXTEND(SP, 9); |
4404 | EXTEND_MORTAL(9); | |
4405 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); | |
c6419e06 JH |
4406 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); |
4407 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4408 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4409 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4410 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4411 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4412 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4413 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4414 | } |
4415 | RETURN; | |
4416 | } | |
4417 | ||
4418 | PP(pp_alarm) | |
4419 | { | |
9cad6237 | 4420 | #ifdef HAS_ALARM |
39644a26 | 4421 | dSP; dTARGET; |
a0d0e21e | 4422 | int anum; |
a0d0e21e LW |
4423 | anum = POPi; |
4424 | anum = alarm((unsigned int)anum); | |
4425 | EXTEND(SP, 1); | |
4426 | if (anum < 0) | |
4427 | RETPUSHUNDEF; | |
c6419e06 | 4428 | PUSHi(anum); |
a0d0e21e LW |
4429 | RETURN; |
4430 | #else | |
0322a713 | 4431 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4432 | #endif |
4433 | } | |
4434 | ||
4435 | PP(pp_sleep) | |
4436 | { | |
39644a26 | 4437 | dSP; dTARGET; |
a0d0e21e LW |
4438 | I32 duration; |
4439 | Time_t lasttime; | |
4440 | Time_t when; | |
4441 | ||
4442 | (void)time(&lasttime); | |
4443 | if (MAXARG < 1) | |
76e3520e | 4444 | PerlProc_pause(); |
a0d0e21e LW |
4445 | else { |
4446 | duration = POPi; | |
76e3520e | 4447 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4448 | } |
4449 | (void)time(&when); | |
4450 | XPUSHi(when - lasttime); | |
4451 | RETURN; | |
4452 | } | |
4453 | ||
4454 | /* Shared memory. */ | |
4455 | ||
4456 | PP(pp_shmget) | |
4457 | { | |
cea2e8a9 | 4458 | return pp_semget(); |
a0d0e21e LW |
4459 | } |
4460 | ||
4461 | PP(pp_shmctl) | |
4462 | { | |
cea2e8a9 | 4463 | return pp_semctl(); |
a0d0e21e LW |
4464 | } |
4465 | ||
4466 | PP(pp_shmread) | |
4467 | { | |
cea2e8a9 | 4468 | return pp_shmwrite(); |
a0d0e21e LW |
4469 | } |
4470 | ||
4471 | PP(pp_shmwrite) | |
4472 | { | |
4473 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4474 | dSP; dMARK; dTARGET; |
533c011a | 4475 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4476 | SP = MARK; |
4477 | PUSHi(value); | |
4478 | RETURN; | |
4479 | #else | |
cea2e8a9 | 4480 | return pp_semget(); |
a0d0e21e LW |
4481 | #endif |
4482 | } | |
4483 | ||
4484 | /* Message passing. */ | |
4485 | ||
4486 | PP(pp_msgget) | |
4487 | { | |
cea2e8a9 | 4488 | return pp_semget(); |
a0d0e21e LW |
4489 | } |
4490 | ||
4491 | PP(pp_msgctl) | |
4492 | { | |
cea2e8a9 | 4493 | return pp_semctl(); |
a0d0e21e LW |
4494 | } |
4495 | ||
4496 | PP(pp_msgsnd) | |
4497 | { | |
4498 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4499 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4500 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4501 | SP = MARK; | |
4502 | PUSHi(value); | |
4503 | RETURN; | |
4504 | #else | |
cea2e8a9 | 4505 | return pp_semget(); |
a0d0e21e LW |
4506 | #endif |
4507 | } | |
4508 | ||
4509 | PP(pp_msgrcv) | |
4510 | { | |
4511 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4512 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4513 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4514 | SP = MARK; | |
4515 | PUSHi(value); | |
4516 | RETURN; | |
4517 | #else | |
cea2e8a9 | 4518 | return pp_semget(); |
a0d0e21e LW |
4519 | #endif |
4520 | } | |
4521 | ||
4522 | /* Semaphores. */ | |
4523 | ||
4524 | PP(pp_semget) | |
4525 | { | |
4526 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4527 | dSP; dMARK; dTARGET; |
533c011a | 4528 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4529 | SP = MARK; |
4530 | if (anum == -1) | |
4531 | RETPUSHUNDEF; | |
4532 | PUSHi(anum); | |
4533 | RETURN; | |
4534 | #else | |
cea2e8a9 | 4535 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4536 | #endif |
4537 | } | |
4538 | ||
4539 | PP(pp_semctl) | |
4540 | { | |
4541 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4542 | dSP; dMARK; dTARGET; |
533c011a | 4543 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4544 | SP = MARK; |
4545 | if (anum == -1) | |
4546 | RETSETUNDEF; | |
4547 | if (anum != 0) { | |
4548 | PUSHi(anum); | |
4549 | } | |
4550 | else { | |
8903cb82 | 4551 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4552 | } |
4553 | RETURN; | |
4554 | #else | |
cea2e8a9 | 4555 | return pp_semget(); |
a0d0e21e LW |
4556 | #endif |
4557 | } | |
4558 | ||
4559 | PP(pp_semop) | |
4560 | { | |
4561 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4562 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4563 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4564 | SP = MARK; | |
4565 | PUSHi(value); | |
4566 | RETURN; | |
4567 | #else | |
cea2e8a9 | 4568 | return pp_semget(); |
a0d0e21e LW |
4569 | #endif |
4570 | } | |
4571 | ||
4572 | /* Get system info. */ | |
4573 | ||
4574 | PP(pp_ghbyname) | |
4575 | { | |
693762b4 | 4576 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4577 | return pp_ghostent(); |
a0d0e21e | 4578 | #else |
cea2e8a9 | 4579 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4580 | #endif |
4581 | } | |
4582 | ||
4583 | PP(pp_ghbyaddr) | |
4584 | { | |
693762b4 | 4585 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4586 | return pp_ghostent(); |
a0d0e21e | 4587 | #else |
cea2e8a9 | 4588 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4589 | #endif |
4590 | } | |
4591 | ||
4592 | PP(pp_ghostent) | |
4593 | { | |
693762b4 | 4594 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4595 | dSP; |
533c011a | 4596 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4597 | register char **elem; |
4598 | register SV *sv; | |
dc45a647 | 4599 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
4599a1de JH |
4600 | struct hostent *PerlSock_gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4601 | struct hostent *PerlSock_gethostbyname(Netdb_name_t); | |
6ad3d225 | 4602 | struct hostent *PerlSock_gethostent(void); |
a0d0e21e LW |
4603 | #endif |
4604 | struct hostent *hent; | |
4605 | unsigned long len; | |
2d8e6c8d | 4606 | STRLEN n_a; |
a0d0e21e LW |
4607 | |
4608 | EXTEND(SP, 10); | |
dc45a647 MB |
4609 | if (which == OP_GHBYNAME) |
4610 | #ifdef HAS_GETHOSTBYNAME | |
595ae481 | 4611 | hent = PerlSock_gethostbyname(POPpbytex); |
dc45a647 | 4612 | #else |
cea2e8a9 | 4613 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4614 | #endif |
a0d0e21e | 4615 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4616 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4617 | int addrtype = POPi; |
748a9306 | 4618 | SV *addrsv = POPs; |
a0d0e21e | 4619 | STRLEN addrlen; |
595ae481 | 4620 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4621 | |
4599a1de | 4622 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4623 | #else |
cea2e8a9 | 4624 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4625 | #endif |
a0d0e21e LW |
4626 | } |
4627 | else | |
4628 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4629 | hent = PerlSock_gethostent(); |
a0d0e21e | 4630 | #else |
cea2e8a9 | 4631 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4632 | #endif |
4633 | ||
4634 | #ifdef HOST_NOT_FOUND | |
4635 | if (!hent) | |
f86702cc | 4636 | STATUS_NATIVE_SET(h_errno); |
a0d0e21e LW |
4637 | #endif |
4638 | ||
4639 | if (GIMME != G_ARRAY) { | |
4640 | PUSHs(sv = sv_newmortal()); | |
4641 | if (hent) { | |
4642 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4643 | if (hent->h_addr) |
4644 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4645 | } |
4646 | else | |
4647 | sv_setpv(sv, (char*)hent->h_name); | |
4648 | } | |
4649 | RETURN; | |
4650 | } | |
4651 | ||
4652 | if (hent) { | |
3280af22 | 4653 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4654 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4655 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4656 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4657 | sv_catpv(sv, *elem); | |
4658 | if (elem[1]) | |
4659 | sv_catpvn(sv, " ", 1); | |
4660 | } | |
3280af22 | 4661 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4662 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4663 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4664 | len = hent->h_length; |
1e422769 | 4665 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4666 | #ifdef h_addr |
4667 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4668 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4669 | sv_setpvn(sv, *elem, len); |
4670 | } | |
4671 | #else | |
6b88bc9c | 4672 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4673 | if (hent->h_addr) |
4674 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4675 | #endif /* h_addr */ |
4676 | } | |
4677 | RETURN; | |
4678 | #else | |
cea2e8a9 | 4679 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4680 | #endif |
4681 | } | |
4682 | ||
4683 | PP(pp_gnbyname) | |
4684 | { | |
693762b4 | 4685 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4686 | return pp_gnetent(); |
a0d0e21e | 4687 | #else |
cea2e8a9 | 4688 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4689 | #endif |
4690 | } | |
4691 | ||
4692 | PP(pp_gnbyaddr) | |
4693 | { | |
693762b4 | 4694 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4695 | return pp_gnetent(); |
a0d0e21e | 4696 | #else |
cea2e8a9 | 4697 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4698 | #endif |
4699 | } | |
4700 | ||
4701 | PP(pp_gnetent) | |
4702 | { | |
693762b4 | 4703 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4704 | dSP; |
533c011a | 4705 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4706 | register char **elem; |
4707 | register SV *sv; | |
dc45a647 MB |
4708 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
4709 | struct netent *PerlSock_getnetbyaddr(Netdb_net_t, int); | |
4710 | struct netent *PerlSock_getnetbyname(Netdb_name_t); | |
4711 | struct netent *PerlSock_getnetent(void); | |
8ac85365 | 4712 | #endif |
a0d0e21e | 4713 | struct netent *nent; |
2d8e6c8d | 4714 | STRLEN n_a; |
a0d0e21e LW |
4715 | |
4716 | if (which == OP_GNBYNAME) | |
dc45a647 | 4717 | #ifdef HAS_GETNETBYNAME |
42e0c139 | 4718 | nent = PerlSock_getnetbyname(POPpbytex); |
dc45a647 | 4719 | #else |
cea2e8a9 | 4720 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4721 | #endif |
a0d0e21e | 4722 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4723 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4724 | int addrtype = POPi; |
3bb7c1b4 | 4725 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4726 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4727 | #else |
cea2e8a9 | 4728 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4729 | #endif |
a0d0e21e LW |
4730 | } |
4731 | else | |
dc45a647 | 4732 | #ifdef HAS_GETNETENT |
76e3520e | 4733 | nent = PerlSock_getnetent(); |
dc45a647 | 4734 | #else |
cea2e8a9 | 4735 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4736 | #endif |
a0d0e21e LW |
4737 | |
4738 | EXTEND(SP, 4); | |
4739 | if (GIMME != G_ARRAY) { | |
4740 | PUSHs(sv = sv_newmortal()); | |
4741 | if (nent) { | |
4742 | if (which == OP_GNBYNAME) | |
1e422769 | 4743 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4744 | else |
4745 | sv_setpv(sv, nent->n_name); | |
4746 | } | |
4747 | RETURN; | |
4748 | } | |
4749 | ||
4750 | if (nent) { | |
3280af22 | 4751 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4752 | sv_setpv(sv, nent->n_name); |
3280af22 | 4753 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4754 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4755 | sv_catpv(sv, *elem); |
4756 | if (elem[1]) | |
4757 | sv_catpvn(sv, " ", 1); | |
4758 | } | |
3280af22 | 4759 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4760 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 4761 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4762 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4763 | } |
4764 | ||
4765 | RETURN; | |
4766 | #else | |
cea2e8a9 | 4767 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
4768 | #endif |
4769 | } | |
4770 | ||
4771 | PP(pp_gpbyname) | |
4772 | { | |
693762b4 | 4773 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 4774 | return pp_gprotoent(); |
a0d0e21e | 4775 | #else |
cea2e8a9 | 4776 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
4777 | #endif |
4778 | } | |
4779 | ||
4780 | PP(pp_gpbynumber) | |
4781 | { | |
693762b4 | 4782 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 4783 | return pp_gprotoent(); |
a0d0e21e | 4784 | #else |
cea2e8a9 | 4785 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
4786 | #endif |
4787 | } | |
4788 | ||
4789 | PP(pp_gprotoent) | |
4790 | { | |
693762b4 | 4791 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 4792 | dSP; |
533c011a | 4793 | I32 which = PL_op->op_type; |
a0d0e21e | 4794 | register char **elem; |
301e8125 | 4795 | register SV *sv; |
dc45a647 | 4796 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
4599a1de | 4797 | struct protoent *PerlSock_getprotobyname(Netdb_name_t); |
6ad3d225 GS |
4798 | struct protoent *PerlSock_getprotobynumber(int); |
4799 | struct protoent *PerlSock_getprotoent(void); | |
8ac85365 | 4800 | #endif |
a0d0e21e | 4801 | struct protoent *pent; |
2d8e6c8d | 4802 | STRLEN n_a; |
a0d0e21e LW |
4803 | |
4804 | if (which == OP_GPBYNAME) | |
e5c9fcd0 | 4805 | #ifdef HAS_GETPROTOBYNAME |
42e0c139 | 4806 | pent = PerlSock_getprotobyname(POPpbytex); |
e5c9fcd0 | 4807 | #else |
cea2e8a9 | 4808 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 4809 | #endif |
a0d0e21e | 4810 | else if (which == OP_GPBYNUMBER) |
e5c9fcd0 | 4811 | #ifdef HAS_GETPROTOBYNUMBER |
6ad3d225 | 4812 | pent = PerlSock_getprotobynumber(POPi); |
e5c9fcd0 | 4813 | #else |
cea2e8a9 | 4814 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 4815 | #endif |
a0d0e21e | 4816 | else |
e5c9fcd0 | 4817 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 4818 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 4819 | #else |
cea2e8a9 | 4820 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 4821 | #endif |
a0d0e21e LW |
4822 | |
4823 | EXTEND(SP, 3); | |
4824 | if (GIMME != G_ARRAY) { | |
4825 | PUSHs(sv = sv_newmortal()); | |
4826 | if (pent) { | |
4827 | if (which == OP_GPBYNAME) | |
1e422769 | 4828 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4829 | else |
4830 | sv_setpv(sv, pent->p_name); | |
4831 | } | |
4832 | RETURN; | |
4833 | } | |
4834 | ||
4835 | if (pent) { | |
3280af22 | 4836 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4837 | sv_setpv(sv, pent->p_name); |
3280af22 | 4838 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4839 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4840 | sv_catpv(sv, *elem); |
4841 | if (elem[1]) | |
4842 | sv_catpvn(sv, " ", 1); | |
4843 | } | |
3280af22 | 4844 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4845 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4846 | } |
4847 | ||
4848 | RETURN; | |
4849 | #else | |
cea2e8a9 | 4850 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
4851 | #endif |
4852 | } | |
4853 | ||
4854 | PP(pp_gsbyname) | |
4855 | { | |
9ec75305 | 4856 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 4857 | return pp_gservent(); |
a0d0e21e | 4858 | #else |
cea2e8a9 | 4859 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
4860 | #endif |
4861 | } | |
4862 | ||
4863 | PP(pp_gsbyport) | |
4864 | { | |
9ec75305 | 4865 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 4866 | return pp_gservent(); |
a0d0e21e | 4867 | #else |
cea2e8a9 | 4868 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
4869 | #endif |
4870 | } | |
4871 | ||
4872 | PP(pp_gservent) | |
4873 | { | |
693762b4 | 4874 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 4875 | dSP; |
533c011a | 4876 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4877 | register char **elem; |
4878 | register SV *sv; | |
dc45a647 | 4879 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
4599a1de JH |
4880 | struct servent *PerlSock_getservbyname(Netdb_name_t, Netdb_name_t); |
4881 | struct servent *PerlSock_getservbyport(int, Netdb_name_t); | |
6ad3d225 | 4882 | struct servent *PerlSock_getservent(void); |
8ac85365 | 4883 | #endif |
a0d0e21e | 4884 | struct servent *sent; |
2d8e6c8d | 4885 | STRLEN n_a; |
a0d0e21e LW |
4886 | |
4887 | if (which == OP_GSBYNAME) { | |
dc45a647 | 4888 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
4889 | char *proto = POPpbytex; |
4890 | char *name = POPpbytex; | |
a0d0e21e LW |
4891 | |
4892 | if (proto && !*proto) | |
4893 | proto = Nullch; | |
4894 | ||
6ad3d225 | 4895 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 4896 | #else |
cea2e8a9 | 4897 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 4898 | #endif |
a0d0e21e LW |
4899 | } |
4900 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 4901 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 4902 | char *proto = POPpbytex; |
36477c24 | 4903 | unsigned short port = POPu; |
a0d0e21e | 4904 | |
36477c24 | 4905 | #ifdef HAS_HTONS |
6ad3d225 | 4906 | port = PerlSock_htons(port); |
36477c24 | 4907 | #endif |
6ad3d225 | 4908 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 4909 | #else |
cea2e8a9 | 4910 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 4911 | #endif |
a0d0e21e LW |
4912 | } |
4913 | else | |
e5c9fcd0 | 4914 | #ifdef HAS_GETSERVENT |
6ad3d225 | 4915 | sent = PerlSock_getservent(); |
e5c9fcd0 | 4916 | #else |
cea2e8a9 | 4917 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 4918 | #endif |
a0d0e21e LW |
4919 | |
4920 | EXTEND(SP, 4); | |
4921 | if (GIMME != G_ARRAY) { | |
4922 | PUSHs(sv = sv_newmortal()); | |
4923 | if (sent) { | |
4924 | if (which == OP_GSBYNAME) { | |
4925 | #ifdef HAS_NTOHS | |
6ad3d225 | 4926 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 4927 | #else |
1e422769 | 4928 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
4929 | #endif |
4930 | } | |
4931 | else | |
4932 | sv_setpv(sv, sent->s_name); | |
4933 | } | |
4934 | RETURN; | |
4935 | } | |
4936 | ||
4937 | if (sent) { | |
3280af22 | 4938 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4939 | sv_setpv(sv, sent->s_name); |
3280af22 | 4940 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4941 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4942 | sv_catpv(sv, *elem); |
4943 | if (elem[1]) | |
4944 | sv_catpvn(sv, " ", 1); | |
4945 | } | |
3280af22 | 4946 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4947 | #ifdef HAS_NTOHS |
76e3520e | 4948 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 4949 | #else |
1e422769 | 4950 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 4951 | #endif |
3280af22 | 4952 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4953 | sv_setpv(sv, sent->s_proto); |
4954 | } | |
4955 | ||
4956 | RETURN; | |
4957 | #else | |
cea2e8a9 | 4958 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
4959 | #endif |
4960 | } | |
4961 | ||
4962 | PP(pp_shostent) | |
4963 | { | |
693762b4 | 4964 | #ifdef HAS_SETHOSTENT |
9cad6237 | 4965 | dSP; |
76e3520e | 4966 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
4967 | RETSETYES; |
4968 | #else | |
cea2e8a9 | 4969 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
4970 | #endif |
4971 | } | |
4972 | ||
4973 | PP(pp_snetent) | |
4974 | { | |
693762b4 | 4975 | #ifdef HAS_SETNETENT |
9cad6237 | 4976 | dSP; |
76e3520e | 4977 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
4978 | RETSETYES; |
4979 | #else | |
cea2e8a9 | 4980 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
4981 | #endif |
4982 | } | |
4983 | ||
4984 | PP(pp_sprotoent) | |
4985 | { | |
693762b4 | 4986 | #ifdef HAS_SETPROTOENT |
9cad6237 | 4987 | dSP; |
76e3520e | 4988 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
4989 | RETSETYES; |
4990 | #else | |
cea2e8a9 | 4991 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
4992 | #endif |
4993 | } | |
4994 | ||
4995 | PP(pp_sservent) | |
4996 | { | |
693762b4 | 4997 | #ifdef HAS_SETSERVENT |
9cad6237 | 4998 | dSP; |
76e3520e | 4999 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
5000 | RETSETYES; |
5001 | #else | |
cea2e8a9 | 5002 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
5003 | #endif |
5004 | } | |
5005 | ||
5006 | PP(pp_ehostent) | |
5007 | { | |
693762b4 | 5008 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 5009 | dSP; |
76e3520e | 5010 | PerlSock_endhostent(); |
924508f0 | 5011 | EXTEND(SP,1); |
a0d0e21e LW |
5012 | RETPUSHYES; |
5013 | #else | |
cea2e8a9 | 5014 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
5015 | #endif |
5016 | } | |
5017 | ||
5018 | PP(pp_enetent) | |
5019 | { | |
693762b4 | 5020 | #ifdef HAS_ENDNETENT |
9cad6237 | 5021 | dSP; |
76e3520e | 5022 | PerlSock_endnetent(); |
924508f0 | 5023 | EXTEND(SP,1); |
a0d0e21e LW |
5024 | RETPUSHYES; |
5025 | #else | |
cea2e8a9 | 5026 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
5027 | #endif |
5028 | } | |
5029 | ||
5030 | PP(pp_eprotoent) | |
5031 | { | |
693762b4 | 5032 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 5033 | dSP; |
76e3520e | 5034 | PerlSock_endprotoent(); |
924508f0 | 5035 | EXTEND(SP,1); |
a0d0e21e LW |
5036 | RETPUSHYES; |
5037 | #else | |
cea2e8a9 | 5038 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
5039 | #endif |
5040 | } | |
5041 | ||
5042 | PP(pp_eservent) | |
5043 | { | |
693762b4 | 5044 | #ifdef HAS_ENDSERVENT |
9cad6237 | 5045 | dSP; |
76e3520e | 5046 | PerlSock_endservent(); |
924508f0 | 5047 | EXTEND(SP,1); |
a0d0e21e LW |
5048 | RETPUSHYES; |
5049 | #else | |
cea2e8a9 | 5050 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
5051 | #endif |
5052 | } | |
5053 | ||
5054 | PP(pp_gpwnam) | |
5055 | { | |
5056 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5057 | return pp_gpwent(); |
a0d0e21e | 5058 | #else |
cea2e8a9 | 5059 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
5060 | #endif |
5061 | } | |
5062 | ||
5063 | PP(pp_gpwuid) | |
5064 | { | |
5065 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5066 | return pp_gpwent(); |
a0d0e21e | 5067 | #else |
cea2e8a9 | 5068 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5069 | #endif |
5070 | } | |
5071 | ||
5072 | PP(pp_gpwent) | |
5073 | { | |
0994c4d0 | 5074 | #ifdef HAS_PASSWD |
9cad6237 | 5075 | dSP; |
533c011a | 5076 | I32 which = PL_op->op_type; |
a0d0e21e | 5077 | register SV *sv; |
2d8e6c8d | 5078 | STRLEN n_a; |
e3aefe8d | 5079 | struct passwd *pwent = NULL; |
301e8125 | 5080 | /* |
bcf53261 JH |
5081 | * We currently support only the SysV getsp* shadow password interface. |
5082 | * The interface is declared in <shadow.h> and often one needs to link | |
5083 | * with -lsecurity or some such. | |
5084 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5085 | * (and SCO?) | |
5086 | * | |
5087 | * AIX getpwnam() is clever enough to return the encrypted password | |
5088 | * only if the caller (euid?) is root. | |
5089 | * | |
5090 | * There are at least two other shadow password APIs. Many platforms | |
5091 | * seem to contain more than one interface for accessing the shadow | |
5092 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5093 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5094 | * are much more complicated, but also very similar to each other. |
5095 | * | |
5096 | * <sys/types.h> | |
5097 | * <sys/security.h> | |
5098 | * <prot.h> | |
5099 | * struct pr_passwd *getprpw*(); | |
5100 | * The password is in | |
3813c136 JH |
5101 | * char getprpw*(...).ufld.fd_encrypt[] |
5102 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5103 | * |
5104 | * <sys/types.h> | |
5105 | * <sys/security.h> | |
5106 | * <prot.h> | |
5107 | * struct es_passwd *getespw*(); | |
5108 | * The password is in | |
5109 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5110 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5111 | * |
3813c136 | 5112 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5113 | * |
5114 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5115 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5116 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5117 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5118 | * |
5119 | * Note that <sys/security.h> is already probed for, but currently | |
5120 | * it is only included in special cases. | |
301e8125 | 5121 | * |
bcf53261 JH |
5122 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5123 | * be preferred interface, even though also the getprpw*() interface | |
5124 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5125 | * One also needs to call set_auth_parameters() in main() before |
5126 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5127 | * | |
5128 | * Note that accessing the shadow databases can be magnitudes | |
5129 | * slower than accessing the standard databases. | |
bcf53261 JH |
5130 | * |
5131 | * --jhi | |
5132 | */ | |
a0d0e21e | 5133 | |
e3aefe8d JH |
5134 | switch (which) { |
5135 | case OP_GPWNAM: | |
42e0c139 | 5136 | pwent = getpwnam(POPpbytex); |
e3aefe8d JH |
5137 | break; |
5138 | case OP_GPWUID: | |
5139 | pwent = getpwuid((Uid_t)POPi); | |
5140 | break; | |
5141 | case OP_GPWENT: | |
1883634f | 5142 | # ifdef HAS_GETPWENT |
e3aefe8d | 5143 | pwent = getpwent(); |
1883634f | 5144 | # else |
a45d1c96 | 5145 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5146 | # endif |
e3aefe8d JH |
5147 | break; |
5148 | } | |
8c0bfa08 | 5149 | |
a0d0e21e LW |
5150 | EXTEND(SP, 10); |
5151 | if (GIMME != G_ARRAY) { | |
5152 | PUSHs(sv = sv_newmortal()); | |
5153 | if (pwent) { | |
5154 | if (which == OP_GPWNAM) | |
1883634f | 5155 | # if Uid_t_sign <= 0 |
1e422769 | 5156 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5157 | # else |
23dcd6c8 | 5158 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5159 | # endif |
a0d0e21e LW |
5160 | else |
5161 | sv_setpv(sv, pwent->pw_name); | |
5162 | } | |
5163 | RETURN; | |
5164 | } | |
5165 | ||
5166 | if (pwent) { | |
3280af22 | 5167 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5168 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5169 | |
3280af22 | 5170 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5171 | SvPOK_off(sv); |
5172 | /* If we have getspnam(), we try to dig up the shadow | |
5173 | * password. If we are underprivileged, the shadow | |
5174 | * interface will set the errno to EACCES or similar, | |
5175 | * and return a null pointer. If this happens, we will | |
5176 | * use the dummy password (usually "*" or "x") from the | |
5177 | * standard password database. | |
5178 | * | |
5179 | * In theory we could skip the shadow call completely | |
5180 | * if euid != 0 but in practice we cannot know which | |
5181 | * security measures are guarding the shadow databases | |
5182 | * on a random platform. | |
5183 | * | |
5184 | * Resist the urge to use additional shadow interfaces. | |
5185 | * Divert the urge to writing an extension instead. | |
5186 | * | |
5187 | * --jhi */ | |
e3aefe8d | 5188 | # ifdef HAS_GETSPNAM |
3813c136 JH |
5189 | { |
5190 | struct spwd *spwent; | |
5191 | int saverrno; /* Save and restore errno so that | |
5192 | * underprivileged attempts seem | |
5193 | * to have never made the unsccessful | |
5194 | * attempt to retrieve the shadow password. */ | |
5195 | ||
5196 | saverrno = errno; | |
5197 | spwent = getspnam(pwent->pw_name); | |
5198 | errno = saverrno; | |
5199 | if (spwent && spwent->sp_pwdp) | |
5200 | sv_setpv(sv, spwent->sp_pwdp); | |
5201 | } | |
f1066039 | 5202 | # endif |
e020c87d | 5203 | # ifdef PWPASSWD |
3813c136 JH |
5204 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5205 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5206 | # endif |
3813c136 | 5207 | |
1883634f | 5208 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5209 | /* passwd is tainted because user himself can diddle with it. |
5210 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5211 | SvTAINTED_on(sv); |
1883634f | 5212 | # endif |
6ee623d5 | 5213 | |
3280af22 | 5214 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5215 | # if Uid_t_sign <= 0 |
1e422769 | 5216 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5217 | # else |
23dcd6c8 | 5218 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5219 | # endif |
6ee623d5 | 5220 | |
3280af22 | 5221 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5222 | # if Uid_t_sign <= 0 |
1e422769 | 5223 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5224 | # else |
23dcd6c8 | 5225 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5226 | # endif |
3813c136 JH |
5227 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5228 | * because of the poor interface of the Perl getpw*(), | |
5229 | * not because there's some standard/convention saying so. | |
5230 | * A better interface would have been to return a hash, | |
5231 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5232 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5233 | # ifdef PWCHANGE |
1e422769 | 5234 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5235 | # else |
1883634f JH |
5236 | # ifdef PWQUOTA |
5237 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5238 | # else | |
a1757be1 | 5239 | # ifdef PWAGE |
a0d0e21e | 5240 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5241 | # endif |
6ee623d5 GS |
5242 | # endif |
5243 | # endif | |
6ee623d5 | 5244 | |
3813c136 JH |
5245 | /* pw_class and pw_comment are mutually exclusive--. |
5246 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5247 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5248 | # ifdef PWCLASS |
a0d0e21e | 5249 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5250 | # else |
5251 | # ifdef PWCOMMENT | |
a0d0e21e | 5252 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5253 | # endif |
6ee623d5 | 5254 | # endif |
6ee623d5 | 5255 | |
3280af22 | 5256 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5257 | # ifdef PWGECOS |
a0d0e21e | 5258 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5259 | # endif |
5260 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5261 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5262 | SvTAINTED_on(sv); |
1883634f | 5263 | # endif |
6ee623d5 | 5264 | |
3280af22 | 5265 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5266 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5267 | |
3280af22 | 5268 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5269 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5270 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5271 | /* pw_shell is tainted because user himself can diddle with it. */ |
5272 | SvTAINTED_on(sv); | |
1883634f | 5273 | # endif |
6ee623d5 | 5274 | |
1883634f | 5275 | # ifdef PWEXPIRE |
6b88bc9c | 5276 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5277 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5278 | # endif |
a0d0e21e LW |
5279 | } |
5280 | RETURN; | |
5281 | #else | |
cea2e8a9 | 5282 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5283 | #endif |
5284 | } | |
5285 | ||
5286 | PP(pp_spwent) | |
5287 | { | |
d493b042 | 5288 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5289 | dSP; |
a0d0e21e LW |
5290 | setpwent(); |
5291 | RETPUSHYES; | |
5292 | #else | |
cea2e8a9 | 5293 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5294 | #endif |
5295 | } | |
5296 | ||
5297 | PP(pp_epwent) | |
5298 | { | |
28e8609d | 5299 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5300 | dSP; |
a0d0e21e LW |
5301 | endpwent(); |
5302 | RETPUSHYES; | |
5303 | #else | |
cea2e8a9 | 5304 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5305 | #endif |
5306 | } | |
5307 | ||
5308 | PP(pp_ggrnam) | |
5309 | { | |
5310 | #ifdef HAS_GROUP | |
cea2e8a9 | 5311 | return pp_ggrent(); |
a0d0e21e | 5312 | #else |
cea2e8a9 | 5313 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5314 | #endif |
5315 | } | |
5316 | ||
5317 | PP(pp_ggrgid) | |
5318 | { | |
5319 | #ifdef HAS_GROUP | |
cea2e8a9 | 5320 | return pp_ggrent(); |
a0d0e21e | 5321 | #else |
cea2e8a9 | 5322 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5323 | #endif |
5324 | } | |
5325 | ||
5326 | PP(pp_ggrent) | |
5327 | { | |
0994c4d0 | 5328 | #ifdef HAS_GROUP |
9cad6237 | 5329 | dSP; |
533c011a | 5330 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5331 | register char **elem; |
5332 | register SV *sv; | |
5333 | struct group *grent; | |
2d8e6c8d | 5334 | STRLEN n_a; |
a0d0e21e LW |
5335 | |
5336 | if (which == OP_GGRNAM) | |
42e0c139 | 5337 | grent = (struct group *)getgrnam(POPpbytex); |
a0d0e21e LW |
5338 | else if (which == OP_GGRGID) |
5339 | grent = (struct group *)getgrgid(POPi); | |
5340 | else | |
0994c4d0 | 5341 | #ifdef HAS_GETGRENT |
a0d0e21e | 5342 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5343 | #else |
5344 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5345 | #endif | |
a0d0e21e LW |
5346 | |
5347 | EXTEND(SP, 4); | |
5348 | if (GIMME != G_ARRAY) { | |
5349 | PUSHs(sv = sv_newmortal()); | |
5350 | if (grent) { | |
5351 | if (which == OP_GGRNAM) | |
1e422769 | 5352 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5353 | else |
5354 | sv_setpv(sv, grent->gr_name); | |
5355 | } | |
5356 | RETURN; | |
5357 | } | |
5358 | ||
5359 | if (grent) { | |
3280af22 | 5360 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5361 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5362 | |
3280af22 | 5363 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5364 | #ifdef GRPASSWD |
a0d0e21e | 5365 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5366 | #endif |
5367 | ||
3280af22 | 5368 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5369 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5370 | |
3280af22 | 5371 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5372 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5373 | sv_catpv(sv, *elem); |
5374 | if (elem[1]) | |
5375 | sv_catpvn(sv, " ", 1); | |
5376 | } | |
5377 | } | |
5378 | ||
5379 | RETURN; | |
5380 | #else | |
cea2e8a9 | 5381 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5382 | #endif |
5383 | } | |
5384 | ||
5385 | PP(pp_sgrent) | |
5386 | { | |
28e8609d | 5387 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5388 | dSP; |
a0d0e21e LW |
5389 | setgrent(); |
5390 | RETPUSHYES; | |
5391 | #else | |
cea2e8a9 | 5392 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5393 | #endif |
5394 | } | |
5395 | ||
5396 | PP(pp_egrent) | |
5397 | { | |
28e8609d | 5398 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5399 | dSP; |
a0d0e21e LW |
5400 | endgrent(); |
5401 | RETPUSHYES; | |
5402 | #else | |
cea2e8a9 | 5403 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5404 | #endif |
5405 | } | |
5406 | ||
5407 | PP(pp_getlogin) | |
5408 | { | |
a0d0e21e | 5409 | #ifdef HAS_GETLOGIN |
9cad6237 | 5410 | dSP; dTARGET; |
a0d0e21e LW |
5411 | char *tmps; |
5412 | EXTEND(SP, 1); | |
76e3520e | 5413 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5414 | RETPUSHUNDEF; |
5415 | PUSHp(tmps, strlen(tmps)); | |
5416 | RETURN; | |
5417 | #else | |
cea2e8a9 | 5418 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5419 | #endif |
5420 | } | |
5421 | ||
5422 | /* Miscellaneous. */ | |
5423 | ||
5424 | PP(pp_syscall) | |
5425 | { | |
d2719217 | 5426 | #ifdef HAS_SYSCALL |
39644a26 | 5427 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5428 | register I32 items = SP - MARK; |
5429 | unsigned long a[20]; | |
5430 | register I32 i = 0; | |
5431 | I32 retval = -1; | |
2d8e6c8d | 5432 | STRLEN n_a; |
a0d0e21e | 5433 | |
3280af22 | 5434 | if (PL_tainting) { |
a0d0e21e | 5435 | while (++MARK <= SP) { |
bbce6d69 | 5436 | if (SvTAINTED(*MARK)) { |
5437 | TAINT; | |
5438 | break; | |
5439 | } | |
a0d0e21e LW |
5440 | } |
5441 | MARK = ORIGMARK; | |
5442 | TAINT_PROPER("syscall"); | |
5443 | } | |
5444 | ||
5445 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5446 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5447 | * not likely have syscall implemented either, so who cares? | |
5448 | */ | |
5449 | while (++MARK <= SP) { | |
5450 | if (SvNIOK(*MARK) || !i) | |
5451 | a[i++] = SvIV(*MARK); | |
3280af22 | 5452 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5453 | a[i++] = 0; |
301e8125 | 5454 | else |
2d8e6c8d | 5455 | a[i++] = (unsigned long)SvPV_force(*MARK, n_a); |
a0d0e21e LW |
5456 | if (i > 15) |
5457 | break; | |
5458 | } | |
5459 | switch (items) { | |
5460 | default: | |
cea2e8a9 | 5461 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5462 | case 0: |
cea2e8a9 | 5463 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5464 | case 1: |
5465 | retval = syscall(a[0]); | |
5466 | break; | |
5467 | case 2: | |
5468 | retval = syscall(a[0],a[1]); | |
5469 | break; | |
5470 | case 3: | |
5471 | retval = syscall(a[0],a[1],a[2]); | |
5472 | break; | |
5473 | case 4: | |
5474 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5475 | break; | |
5476 | case 5: | |
5477 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5478 | break; | |
5479 | case 6: | |
5480 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5481 | break; | |
5482 | case 7: | |
5483 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5484 | break; | |
5485 | case 8: | |
5486 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5487 | break; | |
5488 | #ifdef atarist | |
5489 | case 9: | |
5490 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5491 | break; | |
5492 | case 10: | |
5493 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5494 | break; | |
5495 | case 11: | |
5496 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5497 | a[10]); | |
5498 | break; | |
5499 | case 12: | |
5500 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5501 | a[10],a[11]); | |
5502 | break; | |
5503 | case 13: | |
5504 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5505 | a[10],a[11],a[12]); | |
5506 | break; | |
5507 | case 14: | |
5508 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5509 | a[10],a[11],a[12],a[13]); | |
5510 | break; | |
5511 | #endif /* atarist */ | |
5512 | } | |
5513 | SP = ORIGMARK; | |
5514 | PUSHi(retval); | |
5515 | RETURN; | |
5516 | #else | |
cea2e8a9 | 5517 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5518 | #endif |
5519 | } | |
5520 | ||
ff68c719 | 5521 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5522 | |
ff68c719 | 5523 | /* XXX Emulate flock() with fcntl(). |
5524 | What's really needed is a good file locking module. | |
5525 | */ | |
5526 | ||
cea2e8a9 GS |
5527 | static int |
5528 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5529 | { |
5530 | struct flock flock; | |
301e8125 | 5531 | |
ff68c719 | 5532 | switch (operation & ~LOCK_NB) { |
5533 | case LOCK_SH: | |
5534 | flock.l_type = F_RDLCK; | |
5535 | break; | |
5536 | case LOCK_EX: | |
5537 | flock.l_type = F_WRLCK; | |
5538 | break; | |
5539 | case LOCK_UN: | |
5540 | flock.l_type = F_UNLCK; | |
5541 | break; | |
5542 | default: | |
5543 | errno = EINVAL; | |
5544 | return -1; | |
5545 | } | |
5546 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5547 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5548 | |
ff68c719 | 5549 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5550 | } | |
5551 | ||
5552 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5553 | ||
5554 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5555 | |
5556 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5557 | portability of scripts. The calls are not completely | |
5558 | interchangeable. What's really needed is a good file | |
5559 | locking module. | |
5560 | */ | |
5561 | ||
76c32331 | 5562 | /* The lockf() constants might have been defined in <unistd.h>. |
5563 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5564 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5565 | |
5566 | Further, the lockf() constants aren't POSIX, so they might not be | |
5567 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5568 | just stick in the SVID values and be done with it. Sigh. | |
5569 | */ | |
5570 | ||
5571 | # ifndef F_ULOCK | |
5572 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5573 | # endif | |
5574 | # ifndef F_LOCK | |
5575 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5576 | # endif | |
5577 | # ifndef F_TLOCK | |
5578 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5579 | # endif | |
5580 | # ifndef F_TEST | |
5581 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5582 | # endif | |
5583 | ||
cea2e8a9 GS |
5584 | static int |
5585 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5586 | { |
5587 | int i; | |
84902520 TB |
5588 | int save_errno; |
5589 | Off_t pos; | |
5590 | ||
5591 | /* flock locks entire file so for lockf we need to do the same */ | |
5592 | save_errno = errno; | |
6ad3d225 | 5593 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5594 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5595 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5596 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5597 | errno = save_errno; |
5598 | ||
16d20bd9 AD |
5599 | switch (operation) { |
5600 | ||
5601 | /* LOCK_SH - get a shared lock */ | |
5602 | case LOCK_SH: | |
5603 | /* LOCK_EX - get an exclusive lock */ | |
5604 | case LOCK_EX: | |
5605 | i = lockf (fd, F_LOCK, 0); | |
5606 | break; | |
5607 | ||
5608 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5609 | case LOCK_SH|LOCK_NB: | |
5610 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5611 | case LOCK_EX|LOCK_NB: | |
5612 | i = lockf (fd, F_TLOCK, 0); | |
5613 | if (i == -1) | |
5614 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5615 | errno = EWOULDBLOCK; | |
5616 | break; | |
5617 | ||
ff68c719 | 5618 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5619 | case LOCK_UN: |
ff68c719 | 5620 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5621 | i = lockf (fd, F_ULOCK, 0); |
5622 | break; | |
5623 | ||
5624 | /* Default - can't decipher operation */ | |
5625 | default: | |
5626 | i = -1; | |
5627 | errno = EINVAL; | |
5628 | break; | |
5629 | } | |
84902520 TB |
5630 | |
5631 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5632 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5633 | |
16d20bd9 AD |
5634 | return (i); |
5635 | } | |
ff68c719 | 5636 | |
5637 | #endif /* LOCKF_EMULATE_FLOCK */ |