Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
be3c0a43 | 3 | * Copyright (c) 1991-2002, 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 |
10bc17b6 | 83 | #ifndef getpwent |
20ce7b12 | 84 | struct passwd *getpwent (void); |
c2a8f790 JH |
85 | #elif defined (VMS) && defined (my_getpwent) |
86 | struct passwd *Perl_my_getpwent (void); | |
10bc17b6 | 87 | #endif |
28e8609d | 88 | # endif |
a0d0e21e LW |
89 | #endif |
90 | ||
91 | #ifdef HAS_GROUP | |
92 | # ifdef I_GRP | |
93 | # include <grp.h> | |
94 | # else | |
20ce7b12 GS |
95 | struct group *getgrnam (char *); |
96 | struct group *getgrgid (Gid_t); | |
a0d0e21e | 97 | # endif |
28e8609d | 98 | # ifdef HAS_GETGRENT |
10bc17b6 | 99 | #ifndef getgrent |
20ce7b12 | 100 | struct group *getgrent (void); |
10bc17b6 | 101 | #endif |
28e8609d | 102 | # endif |
a0d0e21e LW |
103 | #endif |
104 | ||
105 | #ifdef I_UTIME | |
3730b96e | 106 | # if defined(_MSC_VER) || defined(__MINGW32__) |
3fe9a6f1 | 107 | # include <sys/utime.h> |
108 | # else | |
109 | # include <utime.h> | |
110 | # endif | |
a0d0e21e | 111 | #endif |
a0d0e21e | 112 | |
cbdc8872 | 113 | #ifdef HAS_CHSIZE |
cd52b7b2 | 114 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
115 | # undef my_chsize | |
116 | # endif | |
6ad3d225 | 117 | # define my_chsize PerlLIO_chsize |
cbdc8872 | 118 | #endif |
119 | ||
ff68c719 | 120 | #ifdef HAS_FLOCK |
121 | # define FLOCK flock | |
122 | #else /* no flock() */ | |
123 | ||
36477c24 | 124 | /* fcntl.h might not have been included, even if it exists, because |
125 | the current Configure only sets I_FCNTL if it's needed to pick up | |
126 | the *_OK constants. Make sure it has been included before testing | |
127 | the fcntl() locking constants. */ | |
128 | # if defined(HAS_FCNTL) && !defined(I_FCNTL) | |
129 | # include <fcntl.h> | |
130 | # endif | |
131 | ||
9d9004a9 | 132 | # if defined(HAS_FCNTL) && defined(FCNTL_CAN_LOCK) |
ff68c719 | 133 | # define FLOCK fcntl_emulate_flock |
134 | # define FCNTL_EMULATE_FLOCK | |
135 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
136 | # ifdef HAS_LOCKF | |
137 | # define FLOCK lockf_emulate_flock | |
138 | # define LOCKF_EMULATE_FLOCK | |
139 | # endif /* lockf */ | |
140 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
141 | ||
142 | # ifdef FLOCK | |
20ce7b12 | 143 | static int FLOCK (int, int); |
ff68c719 | 144 | |
145 | /* | |
146 | * These are the flock() constants. Since this sytems doesn't have | |
147 | * flock(), the values of the constants are probably not available. | |
148 | */ | |
149 | # ifndef LOCK_SH | |
150 | # define LOCK_SH 1 | |
151 | # endif | |
152 | # ifndef LOCK_EX | |
153 | # define LOCK_EX 2 | |
154 | # endif | |
155 | # ifndef LOCK_NB | |
156 | # define LOCK_NB 4 | |
157 | # endif | |
158 | # ifndef LOCK_UN | |
159 | # define LOCK_UN 8 | |
160 | # endif | |
161 | # endif /* emulating flock() */ | |
162 | ||
163 | #endif /* no flock() */ | |
55497cff | 164 | |
85ab1d1d JH |
165 | #define ZBTLEN 10 |
166 | static char zero_but_true[ZBTLEN + 1] = "0 but true"; | |
167 | ||
5ff3f7a4 GS |
168 | #if defined(I_SYS_ACCESS) && !defined(R_OK) |
169 | # include <sys/access.h> | |
170 | #endif | |
171 | ||
c529f79d CB |
172 | #if defined(HAS_FCNTL) && defined(F_SETFD) && !defined(FD_CLOEXEC) |
173 | # define FD_CLOEXEC 1 /* NeXT needs this */ | |
174 | #endif | |
175 | ||
a4af207c JH |
176 | #include "reentr.h" |
177 | ||
5ff3f7a4 GS |
178 | #undef PERL_EFF_ACCESS_R_OK /* EFFective uid/gid ACCESS R_OK */ |
179 | #undef PERL_EFF_ACCESS_W_OK | |
180 | #undef PERL_EFF_ACCESS_X_OK | |
181 | ||
182 | /* F_OK unused: if stat() cannot find it... */ | |
183 | ||
184 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 185 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
186 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
187 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
188 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
189 | #endif | |
190 | ||
191 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 192 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
193 | # include <sys/security.h> |
194 | # endif | |
c955f117 JH |
195 | # ifdef ACC_SELF |
196 | /* HP SecureWare */ | |
197 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
198 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
199 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
200 | # else | |
201 | /* SCO */ | |
202 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
203 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
204 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
205 | # endif | |
5ff3f7a4 GS |
206 | #endif |
207 | ||
208 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 209 | /* AIX */ |
5ff3f7a4 GS |
210 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
211 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
212 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
213 | #endif | |
214 | ||
327c3667 GS |
215 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
216 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
217 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 218 | /* The Hard Way. */ |
327c3667 | 219 | STATIC int |
7f4774ae | 220 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 221 | { |
5ff3f7a4 GS |
222 | Uid_t ruid = getuid(); |
223 | Uid_t euid = geteuid(); | |
224 | Gid_t rgid = getgid(); | |
225 | Gid_t egid = getegid(); | |
226 | int res; | |
227 | ||
146174a9 | 228 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 229 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 230 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
231 | #else |
232 | #ifdef HAS_SETREUID | |
233 | if (setreuid(euid, ruid)) | |
234 | #else | |
235 | #ifdef HAS_SETRESUID | |
236 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
237 | #endif | |
238 | #endif | |
cea2e8a9 | 239 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
240 | #endif |
241 | ||
242 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 243 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
244 | #else |
245 | #ifdef HAS_SETREGID | |
246 | if (setregid(egid, rgid)) | |
247 | #else | |
248 | #ifdef HAS_SETRESGID | |
249 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
250 | #endif | |
251 | #endif | |
cea2e8a9 | 252 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
253 | #endif |
254 | ||
255 | res = access(path, mode); | |
256 | ||
257 | #ifdef HAS_SETREUID | |
258 | if (setreuid(ruid, euid)) | |
259 | #else | |
260 | #ifdef HAS_SETRESUID | |
261 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
262 | #endif | |
263 | #endif | |
cea2e8a9 | 264 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
265 | |
266 | #ifdef HAS_SETREGID | |
267 | if (setregid(rgid, egid)) | |
268 | #else | |
269 | #ifdef HAS_SETRESGID | |
270 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
271 | #endif | |
272 | #endif | |
cea2e8a9 | 273 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 274 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
275 | |
276 | return res; | |
277 | } | |
278 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
279 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
280 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
281 | #endif | |
282 | ||
283 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
284 | /* With it or without it: anyway you get a warning: either that |
285 | it is unused, or it is declared static and never defined. | |
286 | */ | |
327c3667 | 287 | STATIC int |
7f4774ae | 288 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 289 | { |
cea2e8a9 | 290 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
291 | /*NOTREACHED*/ |
292 | return -1; | |
293 | } | |
294 | #endif | |
295 | ||
a0d0e21e LW |
296 | PP(pp_backtick) |
297 | { | |
39644a26 | 298 | dSP; dTARGET; |
760ac839 | 299 | PerlIO *fp; |
2d8e6c8d GS |
300 | STRLEN n_a; |
301 | char *tmps = POPpx; | |
54310121 | 302 | I32 gimme = GIMME_V; |
16fe6d59 | 303 | char *mode = "r"; |
54310121 | 304 | |
a0d0e21e | 305 | TAINT_PROPER("``"); |
16fe6d59 GS |
306 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
307 | mode = "rb"; | |
308 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
309 | mode = "rt"; | |
310 | fp = PerlProc_popen(tmps, mode); | |
a0d0e21e | 311 | if (fp) { |
ac27b0f5 NIS |
312 | char *type = NULL; |
313 | if (PL_curcop->cop_io) { | |
314 | type = SvPV_nolen(PL_curcop->cop_io); | |
315 | } | |
ac27b0f5 NIS |
316 | if (type && *type) |
317 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
318 | ||
54310121 | 319 | if (gimme == G_VOID) { |
96827780 MB |
320 | char tmpbuf[256]; |
321 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 322 | /*SUPPRESS 530*/ |
323 | ; | |
324 | } | |
325 | else if (gimme == G_SCALAR) { | |
fa326138 RG |
326 | SV *oldrs = PL_rs; |
327 | PL_rs = &PL_sv_undef; | |
aa689395 | 328 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ |
a0d0e21e LW |
329 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
330 | /*SUPPRESS 530*/ | |
331 | ; | |
fa326138 | 332 | PL_rs = oldrs; |
a0d0e21e | 333 | XPUSHs(TARG); |
aa689395 | 334 | SvTAINTED_on(TARG); |
a0d0e21e LW |
335 | } |
336 | else { | |
337 | SV *sv; | |
338 | ||
339 | for (;;) { | |
8d6dde3e | 340 | sv = NEWSV(56, 79); |
a0d0e21e LW |
341 | if (sv_gets(sv, fp, 0) == Nullch) { |
342 | SvREFCNT_dec(sv); | |
343 | break; | |
344 | } | |
345 | XPUSHs(sv_2mortal(sv)); | |
346 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
347 | SvLEN_set(sv, SvCUR(sv)+1); | |
348 | Renew(SvPVX(sv), SvLEN(sv), char); | |
349 | } | |
aa689395 | 350 | SvTAINTED_on(sv); |
a0d0e21e LW |
351 | } |
352 | } | |
6ad3d225 | 353 | STATUS_NATIVE_SET(PerlProc_pclose(fp)); |
aa689395 | 354 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
355 | } |
356 | else { | |
f86702cc | 357 | STATUS_NATIVE_SET(-1); |
54310121 | 358 | if (gimme == G_SCALAR) |
a0d0e21e LW |
359 | RETPUSHUNDEF; |
360 | } | |
361 | ||
362 | RETURN; | |
363 | } | |
364 | ||
365 | PP(pp_glob) | |
366 | { | |
367 | OP *result; | |
f5284f61 IZ |
368 | tryAMAGICunTARGET(iter, -1); |
369 | ||
71686f12 GS |
370 | /* Note that we only ever get here if File::Glob fails to load |
371 | * without at the same time croaking, for some reason, or if | |
372 | * perl was built with PERL_EXTERNAL_GLOB */ | |
373 | ||
a0d0e21e | 374 | ENTER; |
a0d0e21e | 375 | |
c90c0ff4 | 376 | #ifndef VMS |
3280af22 | 377 | if (PL_tainting) { |
7bac28a0 | 378 | /* |
379 | * The external globbing program may use things we can't control, | |
380 | * so for security reasons we must assume the worst. | |
381 | */ | |
382 | TAINT; | |
22c35a8c | 383 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 384 | } |
c90c0ff4 | 385 | #endif /* !VMS */ |
7bac28a0 | 386 | |
3280af22 NIS |
387 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
388 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 389 | |
3280af22 | 390 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 391 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 392 | #ifndef DOSISH |
393 | #ifndef CSH | |
6b88bc9c | 394 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 395 | #endif /* !CSH */ |
55497cff | 396 | #endif /* !DOSISH */ |
c07a80fd | 397 | |
a0d0e21e LW |
398 | result = do_readline(); |
399 | LEAVE; | |
400 | return result; | |
401 | } | |
402 | ||
a0d0e21e LW |
403 | PP(pp_rcatline) |
404 | { | |
146174a9 | 405 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
406 | return do_readline(); |
407 | } | |
408 | ||
409 | PP(pp_warn) | |
410 | { | |
39644a26 | 411 | dSP; dMARK; |
06bf62c7 | 412 | SV *tmpsv; |
a0d0e21e | 413 | char *tmps; |
06bf62c7 | 414 | STRLEN len; |
a0d0e21e LW |
415 | if (SP - MARK != 1) { |
416 | dTARGET; | |
3280af22 | 417 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 418 | tmpsv = TARG; |
a0d0e21e LW |
419 | SP = MARK + 1; |
420 | } | |
421 | else { | |
06bf62c7 | 422 | tmpsv = TOPs; |
a0d0e21e | 423 | } |
06bf62c7 GS |
424 | tmps = SvPV(tmpsv, len); |
425 | if (!tmps || !len) { | |
4e6ea2c3 GS |
426 | SV *error = ERRSV; |
427 | (void)SvUPGRADE(error, SVt_PV); | |
428 | if (SvPOK(error) && SvCUR(error)) | |
429 | sv_catpv(error, "\t...caught"); | |
06bf62c7 GS |
430 | tmpsv = error; |
431 | tmps = SvPV(tmpsv, len); | |
a0d0e21e | 432 | } |
06bf62c7 GS |
433 | if (!tmps || !len) |
434 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
435 | ||
cb50131a | 436 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
437 | RETSETYES; |
438 | } | |
439 | ||
440 | PP(pp_die) | |
441 | { | |
39644a26 | 442 | dSP; dMARK; |
a0d0e21e | 443 | char *tmps; |
06bf62c7 GS |
444 | SV *tmpsv; |
445 | STRLEN len; | |
446 | bool multiarg = 0; | |
96e176bf CL |
447 | #ifdef VMS |
448 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
449 | #endif | |
a0d0e21e LW |
450 | if (SP - MARK != 1) { |
451 | dTARGET; | |
3280af22 | 452 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 GS |
453 | tmpsv = TARG; |
454 | tmps = SvPV(tmpsv, len); | |
455 | multiarg = 1; | |
a0d0e21e LW |
456 | SP = MARK + 1; |
457 | } | |
458 | else { | |
4e6ea2c3 | 459 | tmpsv = TOPs; |
bf484eac | 460 | tmps = (SvROK(tmpsv) && PL_in_eval) ? Nullch : SvPV(tmpsv, len); |
a0d0e21e | 461 | } |
06bf62c7 | 462 | if (!tmps || !len) { |
4e6ea2c3 GS |
463 | SV *error = ERRSV; |
464 | (void)SvUPGRADE(error, SVt_PV); | |
06bf62c7 GS |
465 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
466 | if (!multiarg) | |
4e6ea2c3 | 467 | SvSetSV(error,tmpsv); |
06bf62c7 | 468 | else if (sv_isobject(error)) { |
05423cc9 GS |
469 | HV *stash = SvSTASH(SvRV(error)); |
470 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
471 | if (gv) { | |
146174a9 | 472 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 473 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
474 | EXTEND(SP, 3); |
475 | PUSHMARK(SP); | |
476 | PUSHs(error); | |
477 | PUSHs(file); | |
478 | PUSHs(line); | |
479 | PUTBACK; | |
864dbfa3 GS |
480 | call_sv((SV*)GvCV(gv), |
481 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 482 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
483 | } |
484 | } | |
b3fe4827 | 485 | DIE(aTHX_ Nullformat); |
4e6ea2c3 GS |
486 | } |
487 | else { | |
488 | if (SvPOK(error) && SvCUR(error)) | |
489 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 GS |
490 | tmpsv = error; |
491 | tmps = SvPV(tmpsv, len); | |
4e6ea2c3 | 492 | } |
a0d0e21e | 493 | } |
06bf62c7 GS |
494 | if (!tmps || !len) |
495 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
496 | ||
cb50131a | 497 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
498 | } |
499 | ||
500 | /* I/O. */ | |
501 | ||
502 | PP(pp_open) | |
503 | { | |
39644a26 | 504 | dSP; |
a567e93b NIS |
505 | dMARK; dORIGMARK; |
506 | dTARGET; | |
a0d0e21e LW |
507 | GV *gv; |
508 | SV *sv; | |
5b468f54 | 509 | IO *io; |
a0d0e21e LW |
510 | char *tmps; |
511 | STRLEN len; | |
4592e6ca | 512 | MAGIC *mg; |
a567e93b | 513 | bool ok; |
a0d0e21e | 514 | |
a567e93b | 515 | gv = (GV *)*++MARK; |
5f05dabc | 516 | if (!isGV(gv)) |
cea2e8a9 | 517 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 518 | if ((io = GvIOp(gv))) |
36477c24 | 519 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 520 | |
5b468f54 | 521 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
522 | /* Method's args are same as ours ... */ |
523 | /* ... except handle is replaced by the object */ | |
5b468f54 | 524 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 525 | PUSHMARK(MARK); |
4592e6ca NIS |
526 | PUTBACK; |
527 | ENTER; | |
864dbfa3 | 528 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
529 | LEAVE; |
530 | SPAGAIN; | |
531 | RETURN; | |
532 | } | |
533 | ||
a567e93b NIS |
534 | if (MARK < SP) { |
535 | sv = *++MARK; | |
536 | } | |
537 | else { | |
538 | sv = GvSV(gv); | |
539 | } | |
540 | ||
a0d0e21e | 541 | tmps = SvPV(sv, len); |
a567e93b NIS |
542 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
543 | SP = ORIGMARK; | |
544 | if (ok) | |
3280af22 NIS |
545 | PUSHi( (I32)PL_forkprocess ); |
546 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
547 | PUSHi(0); |
548 | else | |
549 | RETPUSHUNDEF; | |
550 | RETURN; | |
551 | } | |
552 | ||
553 | PP(pp_close) | |
554 | { | |
39644a26 | 555 | dSP; |
a0d0e21e | 556 | GV *gv; |
5b468f54 | 557 | IO *io; |
1d603a67 | 558 | MAGIC *mg; |
a0d0e21e LW |
559 | |
560 | if (MAXARG == 0) | |
3280af22 | 561 | gv = PL_defoutgv; |
a0d0e21e LW |
562 | else |
563 | gv = (GV*)POPs; | |
1d603a67 | 564 | |
5b468f54 AMS |
565 | if (gv && (io = GvIO(gv)) |
566 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
567 | { | |
1d603a67 | 568 | PUSHMARK(SP); |
5b468f54 | 569 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
570 | PUTBACK; |
571 | ENTER; | |
864dbfa3 | 572 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
573 | LEAVE; |
574 | SPAGAIN; | |
575 | RETURN; | |
576 | } | |
a0d0e21e | 577 | EXTEND(SP, 1); |
54310121 | 578 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
579 | RETURN; |
580 | } | |
581 | ||
582 | PP(pp_pipe_op) | |
583 | { | |
a0d0e21e | 584 | #ifdef HAS_PIPE |
9cad6237 | 585 | dSP; |
a0d0e21e LW |
586 | GV *rgv; |
587 | GV *wgv; | |
588 | register IO *rstio; | |
589 | register IO *wstio; | |
590 | int fd[2]; | |
591 | ||
592 | wgv = (GV*)POPs; | |
593 | rgv = (GV*)POPs; | |
594 | ||
595 | if (!rgv || !wgv) | |
596 | goto badexit; | |
597 | ||
4633a7c4 | 598 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 599 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
600 | rstio = GvIOn(rgv); |
601 | wstio = GvIOn(wgv); | |
602 | ||
603 | if (IoIFP(rstio)) | |
604 | do_close(rgv, FALSE); | |
605 | if (IoIFP(wstio)) | |
606 | do_close(wgv, FALSE); | |
607 | ||
6ad3d225 | 608 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
609 | goto badexit; |
610 | ||
760ac839 LW |
611 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"); |
612 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"); | |
b5ac89c3 | 613 | IoOFP(rstio) = IoIFP(rstio); |
a0d0e21e | 614 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
615 | IoTYPE(rstio) = IoTYPE_RDONLY; |
616 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
617 | |
618 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 619 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 620 | else PerlLIO_close(fd[0]); |
760ac839 | 621 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 622 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
623 | goto badexit; |
624 | } | |
4771b018 GS |
625 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
626 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
627 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
628 | #endif | |
a0d0e21e LW |
629 | RETPUSHYES; |
630 | ||
631 | badexit: | |
632 | RETPUSHUNDEF; | |
633 | #else | |
cea2e8a9 | 634 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
635 | #endif |
636 | } | |
637 | ||
638 | PP(pp_fileno) | |
639 | { | |
39644a26 | 640 | dSP; dTARGET; |
a0d0e21e LW |
641 | GV *gv; |
642 | IO *io; | |
760ac839 | 643 | PerlIO *fp; |
4592e6ca NIS |
644 | MAGIC *mg; |
645 | ||
a0d0e21e LW |
646 | if (MAXARG < 1) |
647 | RETPUSHUNDEF; | |
648 | gv = (GV*)POPs; | |
4592e6ca | 649 | |
5b468f54 AMS |
650 | if (gv && (io = GvIO(gv)) |
651 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
652 | { | |
4592e6ca | 653 | PUSHMARK(SP); |
5b468f54 | 654 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
655 | PUTBACK; |
656 | ENTER; | |
864dbfa3 | 657 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
658 | LEAVE; |
659 | SPAGAIN; | |
660 | RETURN; | |
661 | } | |
662 | ||
c289d2f7 JH |
663 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
664 | /* Can't do this because people seem to do things like | |
665 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
666 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
667 | report_evil_fh(gv, io, PL_op->op_type); | |
668 | */ | |
a0d0e21e | 669 | RETPUSHUNDEF; |
c289d2f7 JH |
670 | } |
671 | ||
760ac839 | 672 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
673 | RETURN; |
674 | } | |
675 | ||
676 | PP(pp_umask) | |
677 | { | |
39644a26 | 678 | dSP; dTARGET; |
d7e492a4 | 679 | #ifdef HAS_UMASK |
761237fe | 680 | Mode_t anum; |
a0d0e21e | 681 | |
a0d0e21e | 682 | if (MAXARG < 1) { |
6ad3d225 GS |
683 | anum = PerlLIO_umask(0); |
684 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
685 | } |
686 | else | |
6ad3d225 | 687 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
688 | TAINT_PROPER("umask"); |
689 | XPUSHi(anum); | |
690 | #else | |
eec2d3df GS |
691 | /* Only DIE if trying to restrict permissions on `user' (self). |
692 | * Otherwise it's harmless and more useful to just return undef | |
693 | * since 'group' and 'other' concepts probably don't exist here. */ | |
694 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 695 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 696 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
697 | #endif |
698 | RETURN; | |
699 | } | |
700 | ||
701 | PP(pp_binmode) | |
702 | { | |
39644a26 | 703 | dSP; |
a0d0e21e LW |
704 | GV *gv; |
705 | IO *io; | |
760ac839 | 706 | PerlIO *fp; |
4592e6ca | 707 | MAGIC *mg; |
16fe6d59 | 708 | SV *discp = Nullsv; |
a0d0e21e LW |
709 | |
710 | if (MAXARG < 1) | |
711 | RETPUSHUNDEF; | |
60382766 | 712 | if (MAXARG > 1) { |
16fe6d59 | 713 | discp = POPs; |
60382766 | 714 | } |
a0d0e21e | 715 | |
301e8125 | 716 | gv = (GV*)POPs; |
4592e6ca | 717 | |
5b468f54 AMS |
718 | if (gv && (io = GvIO(gv)) |
719 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
720 | { | |
4592e6ca | 721 | PUSHMARK(SP); |
5b468f54 | 722 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
723 | if (discp) |
724 | XPUSHs(discp); | |
4592e6ca NIS |
725 | PUTBACK; |
726 | ENTER; | |
864dbfa3 | 727 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
728 | LEAVE; |
729 | SPAGAIN; | |
730 | RETURN; | |
731 | } | |
a0d0e21e LW |
732 | |
733 | EXTEND(SP, 1); | |
50f846a7 | 734 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
735 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
736 | report_evil_fh(gv, io, PL_op->op_type); | |
50f846a7 SC |
737 | RETPUSHUNDEF; |
738 | } | |
a0d0e21e | 739 | |
40d98b49 | 740 | PUTBACK; |
60382766 | 741 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
40d98b49 JH |
742 | (discp) ? SvPV_nolen(discp) : Nullch)) { |
743 | SPAGAIN; | |
a0d0e21e | 744 | RETPUSHYES; |
40d98b49 JH |
745 | } |
746 | else { | |
747 | SPAGAIN; | |
a0d0e21e | 748 | RETPUSHUNDEF; |
40d98b49 | 749 | } |
a0d0e21e LW |
750 | } |
751 | ||
752 | PP(pp_tie) | |
753 | { | |
39644a26 | 754 | dSP; |
e336de0d | 755 | dMARK; |
a0d0e21e LW |
756 | SV *varsv; |
757 | HV* stash; | |
758 | GV *gv; | |
a0d0e21e | 759 | SV *sv; |
3280af22 | 760 | I32 markoff = MARK - PL_stack_base; |
a0d0e21e | 761 | char *methname; |
14befaf4 | 762 | int how = PERL_MAGIC_tied; |
e336de0d | 763 | U32 items; |
2d8e6c8d | 764 | STRLEN n_a; |
a0d0e21e | 765 | |
e336de0d | 766 | varsv = *++MARK; |
6b05c17a NIS |
767 | switch(SvTYPE(varsv)) { |
768 | case SVt_PVHV: | |
769 | methname = "TIEHASH"; | |
03c6e78a | 770 | HvEITER((HV *)varsv) = Null(HE *); |
6b05c17a NIS |
771 | break; |
772 | case SVt_PVAV: | |
773 | methname = "TIEARRAY"; | |
774 | break; | |
775 | case SVt_PVGV: | |
7fb37951 AMS |
776 | #ifdef GV_UNIQUE_CHECK |
777 | if (GvUNIQUE((GV*)varsv)) { | |
778 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
779 | } |
780 | #endif | |
6b05c17a | 781 | methname = "TIEHANDLE"; |
14befaf4 | 782 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
783 | /* For tied filehandles, we apply tiedscalar magic to the IO |
784 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
785 | if (!GvIOp(varsv)) | |
786 | GvIOp(varsv) = newIO(); | |
787 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
788 | break; |
789 | default: | |
790 | methname = "TIESCALAR"; | |
14befaf4 | 791 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
792 | break; |
793 | } | |
e336de0d GS |
794 | items = SP - MARK++; |
795 | if (sv_isobject(*MARK)) { | |
6b05c17a | 796 | ENTER; |
e788e7d3 | 797 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 798 | PUSHMARK(SP); |
eb160463 | 799 | EXTEND(SP,(I32)items); |
e336de0d GS |
800 | while (items--) |
801 | PUSHs(*MARK++); | |
802 | PUTBACK; | |
864dbfa3 | 803 | call_method(methname, G_SCALAR); |
301e8125 | 804 | } |
6b05c17a | 805 | else { |
864dbfa3 | 806 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
807 | * perhaps to get different error message ? |
808 | */ | |
e336de0d | 809 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 810 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
cea2e8a9 | 811 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%s\"", |
301e8125 | 812 | methname, SvPV(*MARK,n_a)); |
6b05c17a NIS |
813 | } |
814 | ENTER; | |
e788e7d3 | 815 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 816 | PUSHMARK(SP); |
eb160463 | 817 | EXTEND(SP,(I32)items); |
e336de0d GS |
818 | while (items--) |
819 | PUSHs(*MARK++); | |
820 | PUTBACK; | |
864dbfa3 | 821 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 822 | } |
a0d0e21e LW |
823 | SPAGAIN; |
824 | ||
825 | sv = TOPs; | |
d3acc0f7 | 826 | POPSTACK; |
a0d0e21e | 827 | if (sv_isobject(sv)) { |
33c27489 | 828 | sv_unmagic(varsv, how); |
ae21d580 | 829 | /* Croak if a self-tie on an aggregate is attempted. */ |
b881518d | 830 | if (varsv == SvRV(sv) && |
d87ebaca YST |
831 | (SvTYPE(varsv) == SVt_PVAV || |
832 | SvTYPE(varsv) == SVt_PVHV)) | |
ae21d580 JH |
833 | Perl_croak(aTHX_ |
834 | "Self-ties of arrays and hashes are not supported"); | |
d87ebaca | 835 | sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); |
a0d0e21e LW |
836 | } |
837 | LEAVE; | |
3280af22 | 838 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
839 | PUSHs(sv); |
840 | RETURN; | |
841 | } | |
842 | ||
843 | PP(pp_untie) | |
844 | { | |
39644a26 | 845 | dSP; |
5b468f54 | 846 | MAGIC *mg; |
33c27489 | 847 | SV *sv = POPs; |
14befaf4 DM |
848 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
849 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
55497cff | 850 | |
5b468f54 AMS |
851 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
852 | RETPUSHYES; | |
853 | ||
854 | if ((mg = SvTIED_mg(sv, how))) { | |
a29a5827 NIS |
855 | SV *obj = SvRV(mg->mg_obj); |
856 | GV *gv; | |
857 | CV *cv = NULL; | |
fa2b88e0 JS |
858 | if (obj) { |
859 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && | |
860 | isGV(gv) && (cv = GvCV(gv))) { | |
861 | PUSHMARK(SP); | |
862 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
863 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); | |
864 | PUTBACK; | |
865 | ENTER; | |
866 | call_sv((SV *)cv, G_VOID); | |
867 | LEAVE; | |
868 | SPAGAIN; | |
869 | } | |
870 | else if (ckWARN(WARN_UNTIE)) { | |
871 | if (mg && SvREFCNT(obj) > 1) | |
9014280d | 872 | Perl_warner(aTHX_ packWARN(WARN_UNTIE), |
fa2b88e0 JS |
873 | "untie attempted while %"UVuf" inner references still exist", |
874 | (UV)SvREFCNT(obj) - 1 ) ; | |
875 | } | |
cbdc8872 | 876 | } |
fa2b88e0 | 877 | sv_unmagic(sv, how) ; |
cbdc8872 | 878 | } |
55497cff | 879 | RETPUSHYES; |
a0d0e21e LW |
880 | } |
881 | ||
c07a80fd | 882 | PP(pp_tied) |
883 | { | |
39644a26 | 884 | dSP; |
5b468f54 | 885 | MAGIC *mg; |
33c27489 | 886 | SV *sv = POPs; |
14befaf4 DM |
887 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
888 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
5b468f54 AMS |
889 | |
890 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
891 | RETPUSHUNDEF; | |
c07a80fd | 892 | |
155aba94 | 893 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
894 | SV *osv = SvTIED_obj(sv, mg); |
895 | if (osv == mg->mg_obj) | |
896 | osv = sv_mortalcopy(osv); | |
897 | PUSHs(osv); | |
898 | RETURN; | |
c07a80fd | 899 | } |
c07a80fd | 900 | RETPUSHUNDEF; |
901 | } | |
902 | ||
a0d0e21e LW |
903 | PP(pp_dbmopen) |
904 | { | |
39644a26 | 905 | dSP; |
a0d0e21e LW |
906 | HV *hv; |
907 | dPOPPOPssrl; | |
908 | HV* stash; | |
909 | GV *gv; | |
a0d0e21e LW |
910 | SV *sv; |
911 | ||
912 | hv = (HV*)POPs; | |
913 | ||
3280af22 | 914 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
915 | sv_setpv(sv, "AnyDBM_File"); |
916 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 917 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 918 | PUTBACK; |
864dbfa3 | 919 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 920 | SPAGAIN; |
8ebc5c01 | 921 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 922 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
923 | } |
924 | ||
57d3b86d | 925 | ENTER; |
924508f0 | 926 | PUSHMARK(SP); |
6b05c17a | 927 | |
924508f0 | 928 | EXTEND(SP, 5); |
a0d0e21e LW |
929 | PUSHs(sv); |
930 | PUSHs(left); | |
931 | if (SvIV(right)) | |
b448e4fe | 932 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 933 | else |
b448e4fe | 934 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 935 | PUSHs(right); |
57d3b86d | 936 | PUTBACK; |
864dbfa3 | 937 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
938 | SPAGAIN; |
939 | ||
940 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
941 | SP--; |
942 | PUSHMARK(SP); | |
a0d0e21e LW |
943 | PUSHs(sv); |
944 | PUSHs(left); | |
b448e4fe | 945 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 946 | PUSHs(right); |
a0d0e21e | 947 | PUTBACK; |
864dbfa3 | 948 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
949 | SPAGAIN; |
950 | } | |
951 | ||
6b05c17a | 952 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
953 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
954 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 955 | } |
a0d0e21e LW |
956 | LEAVE; |
957 | RETURN; | |
958 | } | |
959 | ||
960 | PP(pp_dbmclose) | |
961 | { | |
cea2e8a9 | 962 | return pp_untie(); |
a0d0e21e LW |
963 | } |
964 | ||
965 | PP(pp_sselect) | |
966 | { | |
a0d0e21e | 967 | #ifdef HAS_SELECT |
9cad6237 | 968 | dSP; dTARGET; |
a0d0e21e LW |
969 | register I32 i; |
970 | register I32 j; | |
971 | register char *s; | |
972 | register SV *sv; | |
65202027 | 973 | NV value; |
a0d0e21e LW |
974 | I32 maxlen = 0; |
975 | I32 nfound; | |
976 | struct timeval timebuf; | |
977 | struct timeval *tbuf = &timebuf; | |
978 | I32 growsize; | |
979 | char *fd_sets[4]; | |
2d8e6c8d | 980 | STRLEN n_a; |
a0d0e21e LW |
981 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
982 | I32 masksize; | |
983 | I32 offset; | |
984 | I32 k; | |
985 | ||
986 | # if BYTEORDER & 0xf0000 | |
987 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
988 | # else | |
989 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
990 | # endif | |
991 | ||
992 | #endif | |
993 | ||
994 | SP -= 4; | |
995 | for (i = 1; i <= 3; i++) { | |
996 | if (!SvPOK(SP[i])) | |
997 | continue; | |
998 | j = SvCUR(SP[i]); | |
999 | if (maxlen < j) | |
1000 | maxlen = j; | |
1001 | } | |
1002 | ||
5ff3f7a4 | 1003 | /* little endians can use vecs directly */ |
e366b469 | 1004 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
5ff3f7a4 | 1005 | # ifdef NFDBITS |
a0d0e21e | 1006 | |
5ff3f7a4 GS |
1007 | # ifndef NBBY |
1008 | # define NBBY 8 | |
1009 | # endif | |
a0d0e21e LW |
1010 | |
1011 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1012 | # else |
a0d0e21e | 1013 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1014 | # endif |
a0d0e21e LW |
1015 | Zero(&fd_sets[0], 4, char*); |
1016 | #endif | |
1017 | ||
e366b469 PG |
1018 | # if SELECT_MIN_BITS > 1 |
1019 | /* If SELECT_MIN_BITS is greater than one we most probably will want | |
1020 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
1021 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
1022 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates | |
1023 | * on (sets/tests/clears bits) is 32 bits. */ | |
1024 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); | |
1025 | # else | |
1026 | growsize = sizeof(fd_set); | |
1027 | # endif | |
1028 | ||
a0d0e21e LW |
1029 | sv = SP[4]; |
1030 | if (SvOK(sv)) { | |
1031 | value = SvNV(sv); | |
1032 | if (value < 0.0) | |
1033 | value = 0.0; | |
1034 | timebuf.tv_sec = (long)value; | |
65202027 | 1035 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1036 | timebuf.tv_usec = (long)(value * 1000000.0); |
1037 | } | |
1038 | else | |
1039 | tbuf = Null(struct timeval*); | |
1040 | ||
1041 | for (i = 1; i <= 3; i++) { | |
1042 | sv = SP[i]; | |
1043 | if (!SvOK(sv)) { | |
1044 | fd_sets[i] = 0; | |
1045 | continue; | |
1046 | } | |
1047 | else if (!SvPOK(sv)) | |
2d8e6c8d | 1048 | SvPV_force(sv,n_a); /* force string conversion */ |
a0d0e21e LW |
1049 | j = SvLEN(sv); |
1050 | if (j < growsize) { | |
1051 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1052 | } |
c07a80fd | 1053 | j = SvCUR(sv); |
1054 | s = SvPVX(sv) + j; | |
1055 | while (++j <= growsize) { | |
1056 | *s++ = '\0'; | |
1057 | } | |
1058 | ||
a0d0e21e LW |
1059 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1060 | s = SvPVX(sv); | |
1061 | New(403, fd_sets[i], growsize, char); | |
1062 | for (offset = 0; offset < growsize; offset += masksize) { | |
1063 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1064 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1065 | } | |
1066 | #else | |
1067 | fd_sets[i] = SvPVX(sv); | |
1068 | #endif | |
1069 | } | |
1070 | ||
6ad3d225 | 1071 | nfound = PerlSock_select( |
a0d0e21e LW |
1072 | maxlen * 8, |
1073 | (Select_fd_set_t) fd_sets[1], | |
1074 | (Select_fd_set_t) fd_sets[2], | |
1075 | (Select_fd_set_t) fd_sets[3], | |
1076 | tbuf); | |
1077 | for (i = 1; i <= 3; i++) { | |
1078 | if (fd_sets[i]) { | |
1079 | sv = SP[i]; | |
1080 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1081 | s = SvPVX(sv); | |
1082 | for (offset = 0; offset < growsize; offset += masksize) { | |
1083 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1084 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1085 | } | |
1086 | Safefree(fd_sets[i]); | |
1087 | #endif | |
1088 | SvSETMAGIC(sv); | |
1089 | } | |
1090 | } | |
1091 | ||
1092 | PUSHi(nfound); | |
1093 | if (GIMME == G_ARRAY && tbuf) { | |
65202027 DS |
1094 | value = (NV)(timebuf.tv_sec) + |
1095 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1096 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1097 | sv_setnv(sv, value); |
1098 | } | |
1099 | RETURN; | |
1100 | #else | |
cea2e8a9 | 1101 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1102 | #endif |
1103 | } | |
1104 | ||
4633a7c4 | 1105 | void |
864dbfa3 | 1106 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1107 | { |
1108 | if (gv) | |
1109 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1110 | if (PL_defoutgv) |
1111 | SvREFCNT_dec(PL_defoutgv); | |
1112 | PL_defoutgv = gv; | |
4633a7c4 LW |
1113 | } |
1114 | ||
a0d0e21e LW |
1115 | PP(pp_select) |
1116 | { | |
39644a26 | 1117 | dSP; dTARGET; |
4633a7c4 LW |
1118 | GV *newdefout, *egv; |
1119 | HV *hv; | |
1120 | ||
533c011a | 1121 | newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1122 | |
3280af22 | 1123 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1124 | if (!egv) |
3280af22 | 1125 | egv = PL_defoutgv; |
4633a7c4 LW |
1126 | hv = GvSTASH(egv); |
1127 | if (! hv) | |
3280af22 | 1128 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1129 | else { |
cbdc8872 | 1130 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1131 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1132 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1133 | XPUSHTARG; |
1134 | } | |
1135 | else { | |
1136 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1137 | } | |
4633a7c4 LW |
1138 | } |
1139 | ||
1140 | if (newdefout) { | |
ded8aa31 GS |
1141 | if (!GvIO(newdefout)) |
1142 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1143 | setdefout(newdefout); |
1144 | } | |
1145 | ||
a0d0e21e LW |
1146 | RETURN; |
1147 | } | |
1148 | ||
1149 | PP(pp_getc) | |
1150 | { | |
39644a26 | 1151 | dSP; dTARGET; |
a0d0e21e | 1152 | GV *gv; |
90133b69 | 1153 | IO *io = NULL; |
2ae324a7 | 1154 | MAGIC *mg; |
a0d0e21e | 1155 | |
32da55ab | 1156 | if (MAXARG == 0) |
3280af22 | 1157 | gv = PL_stdingv; |
a0d0e21e LW |
1158 | else |
1159 | gv = (GV*)POPs; | |
2ae324a7 | 1160 | |
5b468f54 AMS |
1161 | if (gv && (io = GvIO(gv)) |
1162 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1163 | { | |
54310121 | 1164 | I32 gimme = GIMME_V; |
2ae324a7 | 1165 | PUSHMARK(SP); |
5b468f54 | 1166 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 | 1167 | PUTBACK; |
1168 | ENTER; | |
864dbfa3 | 1169 | call_method("GETC", gimme); |
2ae324a7 | 1170 | LEAVE; |
1171 | SPAGAIN; | |
54310121 | 1172 | if (gimme == G_SCALAR) |
1173 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1174 | RETURN; |
1175 | } | |
90133b69 | 1176 | if (!gv || do_eof(gv)) { /* make sure we have fp with something */ |
97e322ff RGS |
1177 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED) |
1178 | && (!io || (!IoIFP(io) && IoTYPE(io) != IoTYPE_WRONLY))) | |
90133b69 | 1179 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1180 | RETPUSHUNDEF; |
90133b69 | 1181 | } |
bbce6d69 | 1182 | TAINT; |
a0d0e21e | 1183 | sv_setpv(TARG, " "); |
9bc64814 | 1184 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1185 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1186 | /* Find out how many bytes the char needs */ | |
1187 | Size_t len = UTF8SKIP(SvPVX(TARG)); | |
1188 | if (len > 1) { | |
1189 | SvGROW(TARG,len+1); | |
1190 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1191 | SvCUR_set(TARG,1+len); | |
1192 | } | |
1193 | SvUTF8_on(TARG); | |
1194 | } | |
a0d0e21e LW |
1195 | PUSHTARG; |
1196 | RETURN; | |
1197 | } | |
1198 | ||
1199 | PP(pp_read) | |
1200 | { | |
cea2e8a9 | 1201 | return pp_sysread(); |
a0d0e21e LW |
1202 | } |
1203 | ||
76e3520e | 1204 | STATIC OP * |
cea2e8a9 | 1205 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1206 | { |
c09156bb | 1207 | register PERL_CONTEXT *cx; |
54310121 | 1208 | I32 gimme = GIMME_V; |
a0d0e21e LW |
1209 | AV* padlist = CvPADLIST(cv); |
1210 | SV** svp = AvARRAY(padlist); | |
1211 | ||
1212 | ENTER; | |
1213 | SAVETMPS; | |
1214 | ||
1215 | push_return(retop); | |
146174a9 | 1216 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1217 | PUSHFORMAT(cx); |
146174a9 | 1218 | SAVEVPTR(PL_curpad); |
3280af22 | 1219 | PL_curpad = AvARRAY((AV*)svp[1]); |
a0d0e21e | 1220 | |
4633a7c4 | 1221 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1222 | return CvSTART(cv); |
1223 | } | |
1224 | ||
1225 | PP(pp_enterwrite) | |
1226 | { | |
39644a26 | 1227 | dSP; |
a0d0e21e LW |
1228 | register GV *gv; |
1229 | register IO *io; | |
1230 | GV *fgv; | |
1231 | CV *cv; | |
1232 | ||
1233 | if (MAXARG == 0) | |
3280af22 | 1234 | gv = PL_defoutgv; |
a0d0e21e LW |
1235 | else { |
1236 | gv = (GV*)POPs; | |
1237 | if (!gv) | |
3280af22 | 1238 | gv = PL_defoutgv; |
a0d0e21e LW |
1239 | } |
1240 | EXTEND(SP, 1); | |
1241 | io = GvIO(gv); | |
1242 | if (!io) { | |
1243 | RETPUSHNO; | |
1244 | } | |
1245 | if (IoFMT_GV(io)) | |
1246 | fgv = IoFMT_GV(io); | |
1247 | else | |
1248 | fgv = gv; | |
1249 | ||
1250 | cv = GvFORM(fgv); | |
a0d0e21e | 1251 | if (!cv) { |
2dd78f96 | 1252 | char *name = NULL; |
a0d0e21e | 1253 | if (fgv) { |
748a9306 | 1254 | SV *tmpsv = sv_newmortal(); |
43693395 | 1255 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
2dd78f96 | 1256 | name = SvPV_nolen(tmpsv); |
a0d0e21e | 1257 | } |
2dd78f96 JH |
1258 | if (name && *name) |
1259 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
cea2e8a9 | 1260 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1261 | } |
44a8e56a | 1262 | if (CvCLONE(cv)) |
1263 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1264 | |
44a8e56a | 1265 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1266 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1267 | } |
1268 | ||
1269 | PP(pp_leavewrite) | |
1270 | { | |
39644a26 | 1271 | dSP; |
a0d0e21e LW |
1272 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; |
1273 | register IO *io = GvIOp(gv); | |
760ac839 LW |
1274 | PerlIO *ofp = IoOFP(io); |
1275 | PerlIO *fp; | |
a0d0e21e LW |
1276 | SV **newsp; |
1277 | I32 gimme; | |
c09156bb | 1278 | register PERL_CONTEXT *cx; |
a0d0e21e | 1279 | |
760ac839 | 1280 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1281 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1282 | if (!io || !ofp) |
1283 | goto forget_top; | |
3280af22 NIS |
1284 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1285 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1286 | { |
4633a7c4 LW |
1287 | GV *fgv; |
1288 | CV *cv; | |
a0d0e21e LW |
1289 | if (!IoTOP_GV(io)) { |
1290 | GV *topgv; | |
46fc3d4c | 1291 | SV *topname; |
a0d0e21e LW |
1292 | |
1293 | if (!IoTOP_NAME(io)) { | |
1294 | if (!IoFMT_NAME(io)) | |
1295 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
cea2e8a9 | 1296 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", IoFMT_NAME(io))); |
46fc3d4c | 1297 | topgv = gv_fetchpv(SvPVX(topname), FALSE, SVt_PVFM); |
748a9306 | 1298 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1299 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
46fc3d4c | 1300 | IoTOP_NAME(io) = savepv(SvPVX(topname)); |
a0d0e21e LW |
1301 | else |
1302 | IoTOP_NAME(io) = savepv("top"); | |
1303 | } | |
1304 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1305 | if (!topgv || !GvFORM(topgv)) { | |
1306 | IoLINES_LEFT(io) = 100000000; | |
1307 | goto forget_top; | |
1308 | } | |
1309 | IoTOP_GV(io) = topgv; | |
1310 | } | |
748a9306 LW |
1311 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1312 | I32 lines = IoLINES_LEFT(io); | |
3280af22 | 1313 | char *s = SvPVX(PL_formtarget); |
8e07c86e AD |
1314 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1315 | goto forget_top; | |
748a9306 LW |
1316 | while (lines-- > 0) { |
1317 | s = strchr(s, '\n'); | |
1318 | if (!s) | |
1319 | break; | |
1320 | s++; | |
1321 | } | |
1322 | if (s) { | |
d75029d0 NIS |
1323 | STRLEN save = SvCUR(PL_formtarget); |
1324 | SvCUR_set(PL_formtarget, s - SvPVX(PL_formtarget)); | |
1325 | do_print(PL_formtarget, ofp); | |
1326 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1327 | sv_chop(PL_formtarget, s); |
1328 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1329 | } |
1330 | } | |
a0d0e21e | 1331 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1332 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1333 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1334 | IoPAGE(io)++; | |
3280af22 | 1335 | PL_formtarget = PL_toptarget; |
748a9306 | 1336 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1337 | fgv = IoTOP_GV(io); |
1338 | if (!fgv) | |
cea2e8a9 | 1339 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1340 | cv = GvFORM(fgv); |
2dd78f96 JH |
1341 | { |
1342 | char *name = NULL; | |
1343 | if (!cv) { | |
1344 | SV *sv = sv_newmortal(); | |
1345 | gv_efullname4(sv, fgv, Nullch, FALSE); | |
1346 | name = SvPV_nolen(sv); | |
1347 | } | |
1348 | if (name && *name) | |
1349 | DIE(aTHX_ "Undefined top format \"%s\" called",name); | |
1350 | /* why no: | |
1351 | else | |
1352 | DIE(aTHX_ "Undefined top format called"); | |
1353 | ?*/ | |
4633a7c4 | 1354 | } |
44a8e56a | 1355 | if (CvCLONE(cv)) |
1356 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1357 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1358 | } |
1359 | ||
1360 | forget_top: | |
3280af22 | 1361 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1362 | POPFORMAT(cx); |
1363 | LEAVE; | |
1364 | ||
1365 | fp = IoOFP(io); | |
1366 | if (!fp) { | |
599cee73 | 1367 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
cb50131a | 1368 | if (IoIFP(io)) { |
2dd78f96 JH |
1369 | /* integrate with report_evil_fh()? */ |
1370 | char *name = NULL; | |
1371 | if (isGV(gv)) { | |
1372 | SV* sv = sv_newmortal(); | |
1373 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1374 | name = SvPV_nolen(sv); | |
1375 | } | |
1376 | if (name && *name) | |
9014280d | 1377 | Perl_warner(aTHX_ packWARN(WARN_IO), |
2dd78f96 JH |
1378 | "Filehandle %s opened only for input", name); |
1379 | else | |
9014280d | 1380 | Perl_warner(aTHX_ packWARN(WARN_IO), |
2dd78f96 | 1381 | "Filehandle opened only for input"); |
cb50131a | 1382 | } |
599cee73 | 1383 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1384 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1385 | } |
3280af22 | 1386 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1387 | } |
1388 | else { | |
3280af22 | 1389 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1390 | if (ckWARN(WARN_IO)) |
9014280d | 1391 | Perl_warner(aTHX_ packWARN(WARN_IO), "page overflow"); |
a0d0e21e | 1392 | } |
d75029d0 | 1393 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1394 | PUSHs(&PL_sv_no); |
a0d0e21e | 1395 | else { |
3280af22 NIS |
1396 | FmLINES(PL_formtarget) = 0; |
1397 | SvCUR_set(PL_formtarget, 0); | |
1398 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1399 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1400 | (void)PerlIO_flush(fp); |
3280af22 | 1401 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1402 | } |
1403 | } | |
9cbac4c7 | 1404 | /* bad_ofp: */ |
3280af22 | 1405 | PL_formtarget = PL_bodytarget; |
a0d0e21e LW |
1406 | PUTBACK; |
1407 | return pop_return(); | |
1408 | } | |
1409 | ||
1410 | PP(pp_prtf) | |
1411 | { | |
39644a26 | 1412 | dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1413 | GV *gv; |
1414 | IO *io; | |
760ac839 | 1415 | PerlIO *fp; |
26db47c4 | 1416 | SV *sv; |
46fc3d4c | 1417 | MAGIC *mg; |
a0d0e21e | 1418 | |
533c011a | 1419 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1420 | gv = (GV*)*++MARK; |
1421 | else | |
3280af22 | 1422 | gv = PL_defoutgv; |
46fc3d4c | 1423 | |
5b468f54 AMS |
1424 | if (gv && (io = GvIO(gv)) |
1425 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1426 | { | |
46fc3d4c | 1427 | if (MARK == ORIGMARK) { |
4352c267 | 1428 | MEXTEND(SP, 1); |
46fc3d4c | 1429 | ++MARK; |
1430 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1431 | ++SP; | |
1432 | } | |
1433 | PUSHMARK(MARK - 1); | |
5b468f54 | 1434 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c | 1435 | PUTBACK; |
1436 | ENTER; | |
864dbfa3 | 1437 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1438 | LEAVE; |
1439 | SPAGAIN; | |
1440 | MARK = ORIGMARK + 1; | |
1441 | *MARK = *SP; | |
1442 | SP = MARK; | |
1443 | RETURN; | |
1444 | } | |
1445 | ||
26db47c4 | 1446 | sv = NEWSV(0,0); |
a0d0e21e | 1447 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1448 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1449 | report_evil_fh(gv, io, PL_op->op_type); | |
91487cfc | 1450 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
1451 | goto just_say_no; |
1452 | } | |
1453 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1454 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
2dd78f96 | 1455 | /* integrate with report_evil_fh()? */ |
cb50131a | 1456 | if (IoIFP(io)) { |
2dd78f96 JH |
1457 | char *name = NULL; |
1458 | if (isGV(gv)) { | |
1459 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1460 | name = SvPV_nolen(sv); | |
1461 | } | |
1462 | if (name && *name) | |
9014280d | 1463 | Perl_warner(aTHX_ packWARN(WARN_IO), |
2dd78f96 JH |
1464 | "Filehandle %s opened only for input", name); |
1465 | else | |
9014280d | 1466 | Perl_warner(aTHX_ packWARN(WARN_IO), |
2dd78f96 | 1467 | "Filehandle opened only for input"); |
cb50131a | 1468 | } |
599cee73 | 1469 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1470 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1471 | } |
91487cfc | 1472 | SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI); |
a0d0e21e LW |
1473 | goto just_say_no; |
1474 | } | |
1475 | else { | |
1476 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1477 | if (!do_print(sv, fp)) | |
1478 | goto just_say_no; | |
1479 | ||
1480 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1481 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1482 | goto just_say_no; |
1483 | } | |
1484 | SvREFCNT_dec(sv); | |
1485 | SP = ORIGMARK; | |
3280af22 | 1486 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1487 | RETURN; |
1488 | ||
1489 | just_say_no: | |
1490 | SvREFCNT_dec(sv); | |
1491 | SP = ORIGMARK; | |
3280af22 | 1492 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1493 | RETURN; |
1494 | } | |
1495 | ||
c07a80fd | 1496 | PP(pp_sysopen) |
1497 | { | |
39644a26 | 1498 | dSP; |
c07a80fd | 1499 | GV *gv; |
c07a80fd | 1500 | SV *sv; |
1501 | char *tmps; | |
1502 | STRLEN len; | |
1503 | int mode, perm; | |
1504 | ||
1505 | if (MAXARG > 3) | |
1506 | perm = POPi; | |
1507 | else | |
1508 | perm = 0666; | |
1509 | mode = POPi; | |
1510 | sv = POPs; | |
1511 | gv = (GV *)POPs; | |
1512 | ||
4592e6ca NIS |
1513 | /* Need TIEHANDLE method ? */ |
1514 | ||
c07a80fd | 1515 | tmps = SvPV(sv, len); |
1516 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1517 | IoLINES(GvIOp(gv)) = 0; | |
3280af22 | 1518 | PUSHs(&PL_sv_yes); |
c07a80fd | 1519 | } |
1520 | else { | |
3280af22 | 1521 | PUSHs(&PL_sv_undef); |
c07a80fd | 1522 | } |
1523 | RETURN; | |
1524 | } | |
1525 | ||
a0d0e21e LW |
1526 | PP(pp_sysread) |
1527 | { | |
39644a26 | 1528 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1529 | int offset; |
1530 | GV *gv; | |
1531 | IO *io; | |
1532 | char *buffer; | |
5b54f415 | 1533 | SSize_t length; |
eb5c063a | 1534 | SSize_t count; |
1e422769 | 1535 | Sock_size_t bufsize; |
748a9306 | 1536 | SV *bufsv; |
a0d0e21e | 1537 | STRLEN blen; |
2ae324a7 | 1538 | MAGIC *mg; |
eb5c063a NIS |
1539 | int fp_utf8; |
1540 | Size_t got = 0; | |
1541 | Size_t wanted; | |
1d636c13 | 1542 | bool charstart = FALSE; |
87330c3c JH |
1543 | STRLEN charskip = 0; |
1544 | STRLEN skip = 0; | |
a0d0e21e LW |
1545 | |
1546 | gv = (GV*)*++MARK; | |
5b468f54 AMS |
1547 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1548 | && gv && (io = GvIO(gv)) | |
1549 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
137443ea | 1550 | { |
2ae324a7 | 1551 | SV *sv; |
1552 | ||
1553 | PUSHMARK(MARK-1); | |
5b468f54 | 1554 | *MARK = SvTIED_obj((SV*)io, mg); |
2ae324a7 | 1555 | ENTER; |
864dbfa3 | 1556 | call_method("READ", G_SCALAR); |
2ae324a7 | 1557 | LEAVE; |
1558 | SPAGAIN; | |
1559 | sv = POPs; | |
1560 | SP = ORIGMARK; | |
1561 | PUSHs(sv); | |
1562 | RETURN; | |
1563 | } | |
1564 | ||
a0d0e21e LW |
1565 | if (!gv) |
1566 | goto say_undef; | |
748a9306 | 1567 | bufsv = *++MARK; |
ff68c719 | 1568 | if (! SvOK(bufsv)) |
1569 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1570 | length = SvIVx(*++MARK); |
748a9306 | 1571 | SETERRNO(0,0); |
a0d0e21e LW |
1572 | if (MARK < SP) |
1573 | offset = SvIVx(*++MARK); | |
1574 | else | |
1575 | offset = 0; | |
1576 | io = GvIO(gv); | |
1577 | if (!io || !IoIFP(io)) | |
1578 | goto say_undef; | |
0064a8a9 | 1579 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1580 | buffer = SvPVutf8_force(bufsv, blen); |
eb5c063a NIS |
1581 | /* UTF8 may not have been set if they are all low bytes */ |
1582 | SvUTF8_on(bufsv); | |
7d59b7e4 NIS |
1583 | } |
1584 | else { | |
1585 | buffer = SvPV_force(bufsv, blen); | |
1586 | } | |
1587 | if (length < 0) | |
1588 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1589 | wanted = length; |
7d59b7e4 | 1590 | |
d0965105 JH |
1591 | charstart = TRUE; |
1592 | charskip = 0; | |
87330c3c | 1593 | skip = 0; |
d0965105 | 1594 | |
a0d0e21e | 1595 | #ifdef HAS_SOCKET |
533c011a | 1596 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1597 | char namebuf[MAXPATHLEN]; |
17a8c7ba | 1598 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) |
490ab354 JH |
1599 | bufsize = sizeof (struct sockaddr_in); |
1600 | #else | |
46fc3d4c | 1601 | bufsize = sizeof namebuf; |
490ab354 | 1602 | #endif |
abf95952 IZ |
1603 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1604 | if (bufsize >= 256) | |
1605 | bufsize = 255; | |
1606 | #endif | |
eb160463 | 1607 | buffer = SvGROW(bufsv, (STRLEN)(length+1)); |
bbce6d69 | 1608 | /* 'offset' means 'flags' here */ |
eb5c063a | 1609 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1610 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1611 | if (count < 0) |
a0d0e21e | 1612 | RETPUSHUNDEF; |
4107cc59 OF |
1613 | #ifdef EPOC |
1614 | /* Bogus return without padding */ | |
1615 | bufsize = sizeof (struct sockaddr_in); | |
1616 | #endif | |
eb5c063a | 1617 | SvCUR_set(bufsv, count); |
748a9306 LW |
1618 | *SvEND(bufsv) = '\0'; |
1619 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1620 | if (fp_utf8) |
1621 | SvUTF8_on(bufsv); | |
748a9306 | 1622 | SvSETMAGIC(bufsv); |
aac0dd9a | 1623 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1624 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1625 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1626 | SP = ORIGMARK; |
46fc3d4c | 1627 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1628 | PUSHs(TARG); |
1629 | RETURN; | |
1630 | } | |
1631 | #else | |
911d147d | 1632 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1633 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1634 | #endif |
eb5c063a NIS |
1635 | if (DO_UTF8(bufsv)) { |
1636 | /* offset adjust in characters not bytes */ | |
1637 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1638 | } |
bbce6d69 | 1639 | if (offset < 0) { |
eb160463 | 1640 | if (-offset > (int)blen) |
cea2e8a9 | 1641 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1642 | offset += blen; |
1643 | } | |
eb5c063a NIS |
1644 | if (DO_UTF8(bufsv)) { |
1645 | /* convert offset-as-chars to offset-as-bytes */ | |
1646 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
1647 | } | |
1648 | more_bytes: | |
cd52b7b2 | 1649 | bufsize = SvCUR(bufsv); |
eb160463 | 1650 | buffer = SvGROW(bufsv, (STRLEN)(length+offset+1)); |
cd52b7b2 | 1651 | if (offset > bufsize) { /* Zero any newly allocated space */ |
1652 | Zero(buffer+bufsize, offset-bufsize, char); | |
1653 | } | |
eb5c063a NIS |
1654 | buffer = buffer + offset; |
1655 | ||
533c011a | 1656 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1657 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1658 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1659 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1660 | buffer, length, 0); | |
a7092146 GS |
1661 | } |
1662 | else | |
1663 | #endif | |
1664 | { | |
eb5c063a NIS |
1665 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1666 | buffer, length); | |
a7092146 | 1667 | } |
a0d0e21e LW |
1668 | } |
1669 | else | |
1670 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1671 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1672 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1673 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1674 | bufsize = sizeof (struct sockaddr_in); | |
1675 | #else | |
46fc3d4c | 1676 | bufsize = sizeof namebuf; |
490ab354 | 1677 | #endif |
eb5c063a | 1678 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1679 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1680 | } |
1681 | else | |
1682 | #endif | |
3b02c43c | 1683 | { |
eb5c063a NIS |
1684 | count = PerlIO_read(IoIFP(io), buffer, length); |
1685 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1686 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1687 | count = -1; | |
3b02c43c | 1688 | } |
eb5c063a | 1689 | if (count < 0) { |
a00b5bd3 | 1690 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
af8c498a | 1691 | { |
2dd78f96 JH |
1692 | /* integrate with report_evil_fh()? */ |
1693 | char *name = NULL; | |
1694 | if (isGV(gv)) { | |
1695 | SV* sv = sv_newmortal(); | |
1696 | gv_efullname4(sv, gv, Nullch, FALSE); | |
1697 | name = SvPV_nolen(sv); | |
1698 | } | |
1699 | if (name && *name) | |
9014280d | 1700 | Perl_warner(aTHX_ packWARN(WARN_IO), |
2dd78f96 JH |
1701 | "Filehandle %s opened only for output", name); |
1702 | else | |
9014280d | 1703 | Perl_warner(aTHX_ packWARN(WARN_IO), |
2dd78f96 | 1704 | "Filehandle opened only for output"); |
af8c498a | 1705 | } |
a0d0e21e | 1706 | goto say_undef; |
af8c498a | 1707 | } |
eb5c063a | 1708 | SvCUR_set(bufsv, count+(buffer - SvPVX(bufsv))); |
748a9306 LW |
1709 | *SvEND(bufsv) = '\0'; |
1710 | (void)SvPOK_only(bufsv); | |
0064a8a9 | 1711 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a NIS |
1712 | /* Look at utf8 we got back and count the characters */ |
1713 | char *bend = buffer + count; | |
1714 | while (buffer < bend) { | |
d0965105 JH |
1715 | if (charstart) { |
1716 | skip = UTF8SKIP(buffer); | |
1717 | charskip = 0; | |
1718 | } | |
1719 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1720 | /* partial character - try for rest of it */ |
1721 | length = skip - (bend-buffer); | |
1722 | offset = bend - SvPVX(bufsv); | |
d0965105 JH |
1723 | charstart = FALSE; |
1724 | charskip += count; | |
eb5c063a NIS |
1725 | goto more_bytes; |
1726 | } | |
1727 | else { | |
1728 | got++; | |
1729 | buffer += skip; | |
d0965105 JH |
1730 | charstart = TRUE; |
1731 | charskip = 0; | |
eb5c063a NIS |
1732 | } |
1733 | } | |
1734 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1735 | provided amount read (count) was what was requested (length) | |
1736 | */ | |
1737 | if (got < wanted && count == length) { | |
d0965105 | 1738 | length = wanted - got; |
eb5c063a NIS |
1739 | offset = bend - SvPVX(bufsv); |
1740 | goto more_bytes; | |
1741 | } | |
1742 | /* return value is character count */ | |
1743 | count = got; | |
1744 | SvUTF8_on(bufsv); | |
1745 | } | |
748a9306 | 1746 | SvSETMAGIC(bufsv); |
aac0dd9a | 1747 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1748 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1749 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1750 | SP = ORIGMARK; |
eb5c063a | 1751 | PUSHi(count); |
a0d0e21e LW |
1752 | RETURN; |
1753 | ||
1754 | say_undef: | |
1755 | SP = ORIGMARK; | |
1756 | RETPUSHUNDEF; | |
1757 | } | |
1758 | ||
1759 | PP(pp_syswrite) | |
1760 | { | |
39644a26 | 1761 | dSP; |
092bebab JH |
1762 | int items = (SP - PL_stack_base) - TOPMARK; |
1763 | if (items == 2) { | |
9f089d78 | 1764 | SV *sv; |
092bebab | 1765 | EXTEND(SP, 1); |
9f089d78 SB |
1766 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1767 | PUSHs(sv); | |
092bebab JH |
1768 | PUTBACK; |
1769 | } | |
cea2e8a9 | 1770 | return pp_send(); |
a0d0e21e LW |
1771 | } |
1772 | ||
1773 | PP(pp_send) | |
1774 | { | |
39644a26 | 1775 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1776 | GV *gv; |
1777 | IO *io; | |
748a9306 | 1778 | SV *bufsv; |
a0d0e21e | 1779 | char *buffer; |
8c99d73e GS |
1780 | Size_t length; |
1781 | SSize_t retval; | |
a0d0e21e | 1782 | STRLEN blen; |
1d603a67 | 1783 | MAGIC *mg; |
a0d0e21e LW |
1784 | |
1785 | gv = (GV*)*++MARK; | |
14befaf4 | 1786 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1787 | && gv && (io = GvIO(gv)) |
1788 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1789 | { |
1d603a67 GB |
1790 | SV *sv; |
1791 | ||
1792 | PUSHMARK(MARK-1); | |
5b468f54 | 1793 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1794 | ENTER; |
864dbfa3 | 1795 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1796 | LEAVE; |
1797 | SPAGAIN; | |
1798 | sv = POPs; | |
1799 | SP = ORIGMARK; | |
1800 | PUSHs(sv); | |
1801 | RETURN; | |
1802 | } | |
a0d0e21e LW |
1803 | if (!gv) |
1804 | goto say_undef; | |
748a9306 | 1805 | bufsv = *++MARK; |
8c99d73e | 1806 | #if Size_t_size > IVSIZE |
3c001241 | 1807 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1808 | #else |
3c001241 | 1809 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1810 | #endif |
3c001241 | 1811 | if ((SSize_t)length < 0) |
cea2e8a9 | 1812 | DIE(aTHX_ "Negative length"); |
748a9306 | 1813 | SETERRNO(0,0); |
a0d0e21e LW |
1814 | io = GvIO(gv); |
1815 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1816 | retval = -1; |
bc37a18f RG |
1817 | if (ckWARN(WARN_CLOSED)) |
1818 | report_evil_fh(gv, io, PL_op->op_type); | |
7d59b7e4 NIS |
1819 | goto say_undef; |
1820 | } | |
1821 | ||
1822 | if (PerlIO_isutf8(IoIFP(io))) { | |
1823 | buffer = SvPVutf8(bufsv, blen); | |
a0d0e21e | 1824 | } |
7d59b7e4 NIS |
1825 | else { |
1826 | if (DO_UTF8(bufsv)) | |
1827 | sv_utf8_downgrade(bufsv, FALSE); | |
1828 | buffer = SvPV(bufsv, blen); | |
1829 | } | |
1830 | ||
1831 | if (PL_op->op_type == OP_SYSWRITE) { | |
1832 | IV offset; | |
1833 | if (DO_UTF8(bufsv)) { | |
1834 | /* length and offset are in chars */ | |
1835 | blen = sv_len_utf8(bufsv); | |
1836 | } | |
bbce6d69 | 1837 | if (MARK < SP) { |
a0d0e21e | 1838 | offset = SvIVx(*++MARK); |
bbce6d69 | 1839 | if (offset < 0) { |
eb160463 | 1840 | if (-offset > (IV)blen) |
cea2e8a9 | 1841 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1842 | offset += blen; |
eb160463 | 1843 | } else if (offset >= (IV)blen && blen > 0) |
cea2e8a9 | 1844 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1845 | } else |
a0d0e21e LW |
1846 | offset = 0; |
1847 | if (length > blen - offset) | |
1848 | length = blen - offset; | |
7d59b7e4 | 1849 | if (DO_UTF8(bufsv)) { |
c8d31a35 | 1850 | buffer = (char*)utf8_hop((U8 *)buffer, offset); |
7d59b7e4 NIS |
1851 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1852 | } | |
1853 | else { | |
1854 | buffer = buffer+offset; | |
1855 | } | |
a7092146 | 1856 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1857 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1858 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1859 | buffer, length, 0); |
a7092146 GS |
1860 | } |
1861 | else | |
1862 | #endif | |
1863 | { | |
94e4c244 | 1864 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1865 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1866 | buffer, length); |
a7092146 | 1867 | } |
a0d0e21e LW |
1868 | } |
1869 | #ifdef HAS_SOCKET | |
1870 | else if (SP > MARK) { | |
1871 | char *sockbuf; | |
1872 | STRLEN mlen; | |
1873 | sockbuf = SvPVx(*++MARK, mlen); | |
7d59b7e4 | 1874 | /* length is really flags */ |
8c99d73e GS |
1875 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1876 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1877 | } |
1878 | else | |
7d59b7e4 | 1879 | /* length is really flags */ |
8c99d73e | 1880 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1881 | #else |
1882 | else | |
cea2e8a9 | 1883 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1884 | #endif |
8c99d73e | 1885 | if (retval < 0) |
a0d0e21e LW |
1886 | goto say_undef; |
1887 | SP = ORIGMARK; | |
f36eea10 JH |
1888 | if (DO_UTF8(bufsv)) |
1889 | retval = utf8_length((U8*)buffer, (U8*)buffer + retval); | |
8c99d73e GS |
1890 | #if Size_t_size > IVSIZE |
1891 | PUSHn(retval); | |
1892 | #else | |
1893 | PUSHi(retval); | |
1894 | #endif | |
a0d0e21e LW |
1895 | RETURN; |
1896 | ||
1897 | say_undef: | |
1898 | SP = ORIGMARK; | |
1899 | RETPUSHUNDEF; | |
1900 | } | |
1901 | ||
1902 | PP(pp_recv) | |
1903 | { | |
cea2e8a9 | 1904 | return pp_sysread(); |
a0d0e21e LW |
1905 | } |
1906 | ||
1907 | PP(pp_eof) | |
1908 | { | |
39644a26 | 1909 | dSP; |
a0d0e21e | 1910 | GV *gv; |
5b468f54 | 1911 | IO *io; |
4592e6ca | 1912 | MAGIC *mg; |
a0d0e21e | 1913 | |
32da55ab | 1914 | if (MAXARG == 0) { |
146174a9 CB |
1915 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1916 | IO *io; | |
ed2c6b9b | 1917 | gv = PL_last_in_gv = GvEGV(PL_argvgv); |
146174a9 CB |
1918 | io = GvIO(gv); |
1919 | if (io && !IoIFP(io)) { | |
1920 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1921 | IoLINES(io) = 0; | |
1922 | IoFLAGS(io) &= ~IOf_START; | |
1923 | do_open(gv, "-", 1, FALSE, O_RDONLY, 0, Nullfp); | |
1924 | sv_setpvn(GvSV(gv), "-", 1); | |
1925 | SvSETMAGIC(GvSV(gv)); | |
1926 | } | |
1927 | else if (!nextargv(gv)) | |
1928 | RETPUSHYES; | |
1929 | } | |
1930 | } | |
1931 | else | |
1932 | gv = PL_last_in_gv; /* eof */ | |
1933 | } | |
a0d0e21e | 1934 | else |
146174a9 | 1935 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1936 | |
5b468f54 AMS |
1937 | if (gv && (io = GvIO(gv)) |
1938 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1939 | { | |
4592e6ca | 1940 | PUSHMARK(SP); |
5b468f54 | 1941 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1942 | PUTBACK; |
1943 | ENTER; | |
864dbfa3 | 1944 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1945 | LEAVE; |
1946 | SPAGAIN; | |
1947 | RETURN; | |
1948 | } | |
1949 | ||
54310121 | 1950 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
1951 | RETURN; |
1952 | } | |
1953 | ||
1954 | PP(pp_tell) | |
1955 | { | |
39644a26 | 1956 | dSP; dTARGET; |
301e8125 | 1957 | GV *gv; |
5b468f54 | 1958 | IO *io; |
4592e6ca | 1959 | MAGIC *mg; |
a0d0e21e | 1960 | |
32da55ab | 1961 | if (MAXARG == 0) |
3280af22 | 1962 | gv = PL_last_in_gv; |
a0d0e21e | 1963 | else |
3280af22 | 1964 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 1965 | |
5b468f54 AMS |
1966 | if (gv && (io = GvIO(gv)) |
1967 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1968 | { | |
4592e6ca | 1969 | PUSHMARK(SP); |
5b468f54 | 1970 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1971 | PUTBACK; |
1972 | ENTER; | |
864dbfa3 | 1973 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
1974 | LEAVE; |
1975 | SPAGAIN; | |
1976 | RETURN; | |
1977 | } | |
1978 | ||
146174a9 CB |
1979 | #if LSEEKSIZE > IVSIZE |
1980 | PUSHn( do_tell(gv) ); | |
1981 | #else | |
a0d0e21e | 1982 | PUSHi( do_tell(gv) ); |
146174a9 | 1983 | #endif |
a0d0e21e LW |
1984 | RETURN; |
1985 | } | |
1986 | ||
1987 | PP(pp_seek) | |
1988 | { | |
cea2e8a9 | 1989 | return pp_sysseek(); |
137443ea | 1990 | } |
1991 | ||
1992 | PP(pp_sysseek) | |
1993 | { | |
39644a26 | 1994 | dSP; |
a0d0e21e | 1995 | GV *gv; |
5b468f54 | 1996 | IO *io; |
a0d0e21e | 1997 | int whence = POPi; |
146174a9 CB |
1998 | #if LSEEKSIZE > IVSIZE |
1999 | Off_t offset = (Off_t)SvNVx(POPs); | |
2000 | #else | |
d9b3e12d | 2001 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 2002 | #endif |
4592e6ca | 2003 | MAGIC *mg; |
a0d0e21e | 2004 | |
3280af22 | 2005 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2006 | |
5b468f54 AMS |
2007 | if (gv && (io = GvIO(gv)) |
2008 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2009 | { | |
4592e6ca | 2010 | PUSHMARK(SP); |
5b468f54 | 2011 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
cb50131a CB |
2012 | #if LSEEKSIZE > IVSIZE |
2013 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
2014 | #else | |
b448e4fe | 2015 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 2016 | #endif |
b448e4fe | 2017 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
2018 | PUTBACK; |
2019 | ENTER; | |
864dbfa3 | 2020 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
2021 | LEAVE; |
2022 | SPAGAIN; | |
2023 | RETURN; | |
2024 | } | |
2025 | ||
533c011a | 2026 | if (PL_op->op_type == OP_SEEK) |
8903cb82 | 2027 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
2028 | else { | |
b448e4fe JH |
2029 | Off_t sought = do_sysseek(gv, offset, whence); |
2030 | if (sought < 0) | |
146174a9 CB |
2031 | PUSHs(&PL_sv_undef); |
2032 | else { | |
b448e4fe | 2033 | SV* sv = sought ? |
146174a9 | 2034 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 2035 | newSVnv((NV)sought) |
146174a9 | 2036 | #else |
b448e4fe | 2037 | newSViv(sought) |
146174a9 CB |
2038 | #endif |
2039 | : newSVpvn(zero_but_true, ZBTLEN); | |
2040 | PUSHs(sv_2mortal(sv)); | |
2041 | } | |
8903cb82 | 2042 | } |
a0d0e21e LW |
2043 | RETURN; |
2044 | } | |
2045 | ||
2046 | PP(pp_truncate) | |
2047 | { | |
39644a26 | 2048 | dSP; |
8c99d73e GS |
2049 | /* There seems to be no consensus on the length type of truncate() |
2050 | * and ftruncate(), both off_t and size_t have supporters. In | |
2051 | * general one would think that when using large files, off_t is | |
2052 | * at least as wide as size_t, so using an off_t should be okay. */ | |
2053 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
2054 | Off_t len; | |
a0d0e21e | 2055 | |
8c99d73e GS |
2056 | #if Size_t_size > IVSIZE |
2057 | len = (Off_t)POPn; | |
2058 | #else | |
2059 | len = (Off_t)POPi; | |
2060 | #endif | |
2061 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 2062 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2063 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2064 | SETERRNO(0,0); |
5d94fbed | 2065 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) |
d05c1ba0 JH |
2066 | { |
2067 | STRLEN n_a; | |
2068 | int result = 1; | |
2069 | GV *tmpgv; | |
2070 | ||
2071 | if (PL_op->op_flags & OPf_SPECIAL) { | |
2072 | tmpgv = gv_fetchpv(POPpx, FALSE, SVt_PVIO); | |
2073 | ||
2074 | do_ftruncate: | |
2075 | TAINT_PROPER("truncate"); | |
2076 | if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv))) | |
2077 | result = 0; | |
2078 | else { | |
2079 | PerlIO_flush(IoIFP(GvIOp(tmpgv))); | |
cbdc8872 | 2080 | #ifdef HAS_TRUNCATE |
d05c1ba0 | 2081 | if (ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
301e8125 | 2082 | #else |
d05c1ba0 | 2083 | if (my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) |
cbdc8872 | 2084 | #endif |
d05c1ba0 JH |
2085 | result = 0; |
2086 | } | |
cbdc8872 | 2087 | } |
d05c1ba0 JH |
2088 | else { |
2089 | SV *sv = POPs; | |
2090 | char *name; | |
72f496dc | 2091 | |
d05c1ba0 JH |
2092 | if (SvTYPE(sv) == SVt_PVGV) { |
2093 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
2094 | goto do_ftruncate; | |
2095 | } | |
2096 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2097 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
2098 | goto do_ftruncate; | |
2099 | } | |
1e422769 | 2100 | |
d05c1ba0 JH |
2101 | name = SvPV(sv, n_a); |
2102 | TAINT_PROPER("truncate"); | |
cbdc8872 | 2103 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2104 | if (truncate(name, len) < 0) |
2105 | result = 0; | |
cbdc8872 | 2106 | #else |
d05c1ba0 JH |
2107 | { |
2108 | int tmpfd; | |
2109 | ||
2110 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2111 | result = 0; |
d05c1ba0 JH |
2112 | else { |
2113 | if (my_chsize(tmpfd, len) < 0) | |
2114 | result = 0; | |
2115 | PerlLIO_close(tmpfd); | |
2116 | } | |
cbdc8872 | 2117 | } |
a0d0e21e | 2118 | #endif |
d05c1ba0 | 2119 | } |
a0d0e21e | 2120 | |
d05c1ba0 JH |
2121 | if (result) |
2122 | RETPUSHYES; | |
2123 | if (!errno) | |
91487cfc | 2124 | SETERRNO(EBADF,RMS$_IFI); |
d05c1ba0 JH |
2125 | RETPUSHUNDEF; |
2126 | } | |
a0d0e21e | 2127 | #else |
cea2e8a9 | 2128 | DIE(aTHX_ "truncate not implemented"); |
a0d0e21e LW |
2129 | #endif |
2130 | } | |
2131 | ||
2132 | PP(pp_fcntl) | |
2133 | { | |
cea2e8a9 | 2134 | return pp_ioctl(); |
a0d0e21e LW |
2135 | } |
2136 | ||
2137 | PP(pp_ioctl) | |
2138 | { | |
39644a26 | 2139 | dSP; dTARGET; |
748a9306 | 2140 | SV *argsv = POPs; |
3bb7c1b4 | 2141 | unsigned int func = POPu; |
533c011a | 2142 | int optype = PL_op->op_type; |
a0d0e21e | 2143 | char *s; |
324aa91a | 2144 | IV retval; |
a0d0e21e | 2145 | GV *gv = (GV*)POPs; |
c289d2f7 | 2146 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2147 | |
748a9306 | 2148 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2149 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2150 | report_evil_fh(gv, io, PL_op->op_type); | |
91487cfc | 2151 | SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */ |
a0d0e21e LW |
2152 | RETPUSHUNDEF; |
2153 | } | |
2154 | ||
748a9306 | 2155 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2156 | STRLEN len; |
324aa91a | 2157 | STRLEN need; |
748a9306 | 2158 | s = SvPV_force(argsv, len); |
324aa91a HF |
2159 | need = IOCPARM_LEN(func); |
2160 | if (len < need) { | |
2161 | s = Sv_Grow(argsv, need + 1); | |
2162 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2163 | } |
2164 | ||
748a9306 | 2165 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2166 | } |
2167 | else { | |
748a9306 | 2168 | retval = SvIV(argsv); |
c529f79d | 2169 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2170 | } |
2171 | ||
2172 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2173 | ||
2174 | if (optype == OP_IOCTL) | |
2175 | #ifdef HAS_IOCTL | |
76e3520e | 2176 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2177 | #else |
cea2e8a9 | 2178 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2179 | #endif |
2180 | else | |
55497cff | 2181 | #ifdef HAS_FCNTL |
2182 | #if defined(OS2) && defined(__EMX__) | |
760ac839 | 2183 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2184 | #else |
760ac839 | 2185 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2186 | #endif |
a0d0e21e | 2187 | |
748a9306 LW |
2188 | if (SvPOK(argsv)) { |
2189 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2190 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
53e06cf0 | 2191 | OP_NAME(PL_op)); |
748a9306 LW |
2192 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2193 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2194 | } |
2195 | ||
2196 | if (retval == -1) | |
2197 | RETPUSHUNDEF; | |
2198 | if (retval != 0) { | |
2199 | PUSHi(retval); | |
2200 | } | |
2201 | else { | |
8903cb82 | 2202 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
2203 | } |
2204 | RETURN; | |
4808266b JH |
2205 | |
2206 | #else | |
2207 | DIE(aTHX_ "fcntl is not implemented"); | |
2208 | #endif | |
a0d0e21e LW |
2209 | } |
2210 | ||
2211 | PP(pp_flock) | |
2212 | { | |
9cad6237 | 2213 | #ifdef FLOCK |
39644a26 | 2214 | dSP; dTARGET; |
a0d0e21e LW |
2215 | I32 value; |
2216 | int argtype; | |
2217 | GV *gv; | |
bc37a18f | 2218 | IO *io = NULL; |
760ac839 | 2219 | PerlIO *fp; |
16d20bd9 | 2220 | |
a0d0e21e | 2221 | argtype = POPi; |
32da55ab | 2222 | if (MAXARG == 0) |
3280af22 | 2223 | gv = PL_last_in_gv; |
a0d0e21e LW |
2224 | else |
2225 | gv = (GV*)POPs; | |
bc37a18f RG |
2226 | if (gv && (io = GvIO(gv))) |
2227 | fp = IoIFP(io); | |
2228 | else { | |
a0d0e21e | 2229 | fp = Nullfp; |
bc37a18f RG |
2230 | io = NULL; |
2231 | } | |
a0d0e21e | 2232 | if (fp) { |
68dc0745 | 2233 | (void)PerlIO_flush(fp); |
76e3520e | 2234 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2235 | } |
cb50131a | 2236 | else { |
bc37a18f RG |
2237 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2238 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2239 | value = 0; |
91487cfc | 2240 | SETERRNO(EBADF,RMS$_IFI); |
cb50131a | 2241 | } |
a0d0e21e LW |
2242 | PUSHi(value); |
2243 | RETURN; | |
2244 | #else | |
cea2e8a9 | 2245 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2246 | #endif |
2247 | } | |
2248 | ||
2249 | /* Sockets. */ | |
2250 | ||
2251 | PP(pp_socket) | |
2252 | { | |
a0d0e21e | 2253 | #ifdef HAS_SOCKET |
9cad6237 | 2254 | dSP; |
a0d0e21e LW |
2255 | GV *gv; |
2256 | register IO *io; | |
2257 | int protocol = POPi; | |
2258 | int type = POPi; | |
2259 | int domain = POPi; | |
2260 | int fd; | |
2261 | ||
2262 | gv = (GV*)POPs; | |
c289d2f7 | 2263 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2264 | |
c289d2f7 JH |
2265 | if (!gv || !io) { |
2266 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2267 | report_evil_fh(gv, io, PL_op->op_type); | |
2268 | if (IoIFP(io)) | |
2269 | do_close(gv, FALSE); | |
91487cfc | 2270 | SETERRNO(EBADF,LIB$_INVARG); |
a0d0e21e LW |
2271 | RETPUSHUNDEF; |
2272 | } | |
2273 | ||
57171420 BS |
2274 | if (IoIFP(io)) |
2275 | do_close(gv, FALSE); | |
2276 | ||
a0d0e21e | 2277 | TAINT_PROPER("socket"); |
6ad3d225 | 2278 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2279 | if (fd < 0) |
2280 | RETPUSHUNDEF; | |
760ac839 LW |
2281 | IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */ |
2282 | IoOFP(io) = PerlIO_fdopen(fd, "w"); | |
50952442 | 2283 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2284 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2285 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2286 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2287 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2288 | RETPUSHUNDEF; |
2289 | } | |
8d2a6795 GS |
2290 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2291 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2292 | #endif | |
a0d0e21e | 2293 | |
d5ff79b3 OF |
2294 | #ifdef EPOC |
2295 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2296 | #endif | |
2297 | ||
a0d0e21e LW |
2298 | RETPUSHYES; |
2299 | #else | |
cea2e8a9 | 2300 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2301 | #endif |
2302 | } | |
2303 | ||
2304 | PP(pp_sockpair) | |
2305 | { | |
c95c94b1 | 2306 | #if defined (HAS_SOCKETPAIR) || (defined (HAS_SOCKET) && defined(SOCK_DGRAM) && defined(AF_INET) && defined(PF_INET)) |
76ffd3b9 | 2307 | dSP; |
a0d0e21e LW |
2308 | GV *gv1; |
2309 | GV *gv2; | |
2310 | register IO *io1; | |
2311 | register IO *io2; | |
2312 | int protocol = POPi; | |
2313 | int type = POPi; | |
2314 | int domain = POPi; | |
2315 | int fd[2]; | |
2316 | ||
2317 | gv2 = (GV*)POPs; | |
2318 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2319 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2320 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2321 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2322 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2323 | if (!gv1 || !io1) | |
2324 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2325 | if (!gv2 || !io2) | |
2326 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2327 | } | |
2328 | if (IoIFP(io1)) | |
2329 | do_close(gv1, FALSE); | |
2330 | if (IoIFP(io2)) | |
2331 | do_close(gv2, FALSE); | |
a0d0e21e | 2332 | RETPUSHUNDEF; |
c289d2f7 | 2333 | } |
a0d0e21e | 2334 | |
dc0d0a5f JH |
2335 | if (IoIFP(io1)) |
2336 | do_close(gv1, FALSE); | |
2337 | if (IoIFP(io2)) | |
2338 | do_close(gv2, FALSE); | |
57171420 | 2339 | |
a0d0e21e | 2340 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2341 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2342 | RETPUSHUNDEF; |
760ac839 LW |
2343 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"); |
2344 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"); | |
50952442 | 2345 | IoTYPE(io1) = IoTYPE_SOCKET; |
760ac839 LW |
2346 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"); |
2347 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"); | |
50952442 | 2348 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2349 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2350 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2351 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2352 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2353 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2354 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2355 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2356 | RETPUSHUNDEF; |
2357 | } | |
8d2a6795 GS |
2358 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2359 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2360 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2361 | #endif | |
a0d0e21e LW |
2362 | |
2363 | RETPUSHYES; | |
2364 | #else | |
cea2e8a9 | 2365 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2366 | #endif |
2367 | } | |
2368 | ||
2369 | PP(pp_bind) | |
2370 | { | |
a0d0e21e | 2371 | #ifdef HAS_SOCKET |
9cad6237 | 2372 | dSP; |
eec2d3df | 2373 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2374 | extern void GETPRIVMODE(); |
2375 | extern void GETUSERMODE(); | |
eec2d3df | 2376 | #endif |
748a9306 | 2377 | SV *addrsv = POPs; |
a0d0e21e LW |
2378 | char *addr; |
2379 | GV *gv = (GV*)POPs; | |
2380 | register IO *io = GvIOn(gv); | |
2381 | STRLEN len; | |
eec2d3df GS |
2382 | int bind_ok = 0; |
2383 | #ifdef MPE | |
2384 | int mpeprivmode = 0; | |
2385 | #endif | |
a0d0e21e LW |
2386 | |
2387 | if (!io || !IoIFP(io)) | |
2388 | goto nuts; | |
2389 | ||
748a9306 | 2390 | addr = SvPV(addrsv, len); |
a0d0e21e | 2391 | TAINT_PROPER("bind"); |
eec2d3df GS |
2392 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2393 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2394 | /* The address *MUST* stupidly be zero. */ | |
2395 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2396 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2397 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2398 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2399 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2400 | mpeprivmode = 1; | |
2401 | } | |
2402 | } | |
2403 | #endif /* MPE */ | |
2404 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2405 | (struct sockaddr *)addr, len) >= 0) | |
2406 | bind_ok = 1; | |
2407 | ||
2408 | #ifdef MPE /* Switch back to USER mode */ | |
2409 | if (mpeprivmode) | |
2410 | GETUSERMODE(); | |
2411 | #endif /* MPE */ | |
2412 | ||
2413 | if (bind_ok) | |
a0d0e21e LW |
2414 | RETPUSHYES; |
2415 | else | |
2416 | RETPUSHUNDEF; | |
2417 | ||
2418 | nuts: | |
599cee73 | 2419 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2420 | report_evil_fh(gv, io, PL_op->op_type); |
91487cfc | 2421 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2422 | RETPUSHUNDEF; |
2423 | #else | |
cea2e8a9 | 2424 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2425 | #endif |
2426 | } | |
2427 | ||
2428 | PP(pp_connect) | |
2429 | { | |
a0d0e21e | 2430 | #ifdef HAS_SOCKET |
9cad6237 | 2431 | dSP; |
748a9306 | 2432 | SV *addrsv = POPs; |
a0d0e21e LW |
2433 | char *addr; |
2434 | GV *gv = (GV*)POPs; | |
2435 | register IO *io = GvIOn(gv); | |
2436 | STRLEN len; | |
2437 | ||
2438 | if (!io || !IoIFP(io)) | |
2439 | goto nuts; | |
2440 | ||
748a9306 | 2441 | addr = SvPV(addrsv, len); |
a0d0e21e | 2442 | TAINT_PROPER("connect"); |
6ad3d225 | 2443 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2444 | RETPUSHYES; |
2445 | else | |
2446 | RETPUSHUNDEF; | |
2447 | ||
2448 | nuts: | |
599cee73 | 2449 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2450 | report_evil_fh(gv, io, PL_op->op_type); |
91487cfc | 2451 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2452 | RETPUSHUNDEF; |
2453 | #else | |
cea2e8a9 | 2454 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2455 | #endif |
2456 | } | |
2457 | ||
2458 | PP(pp_listen) | |
2459 | { | |
a0d0e21e | 2460 | #ifdef HAS_SOCKET |
9cad6237 | 2461 | dSP; |
a0d0e21e LW |
2462 | int backlog = POPi; |
2463 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2464 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2465 | |
c289d2f7 | 2466 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2467 | goto nuts; |
2468 | ||
6ad3d225 | 2469 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2470 | RETPUSHYES; |
2471 | else | |
2472 | RETPUSHUNDEF; | |
2473 | ||
2474 | nuts: | |
599cee73 | 2475 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2476 | report_evil_fh(gv, io, PL_op->op_type); |
91487cfc | 2477 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2478 | RETPUSHUNDEF; |
2479 | #else | |
cea2e8a9 | 2480 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2481 | #endif |
2482 | } | |
2483 | ||
2484 | PP(pp_accept) | |
2485 | { | |
a0d0e21e | 2486 | #ifdef HAS_SOCKET |
9cad6237 | 2487 | dSP; dTARGET; |
a0d0e21e LW |
2488 | GV *ngv; |
2489 | GV *ggv; | |
2490 | register IO *nstio; | |
2491 | register IO *gstio; | |
4633a7c4 | 2492 | struct sockaddr saddr; /* use a struct to avoid alignment problems */ |
1e422769 | 2493 | Sock_size_t len = sizeof saddr; |
a0d0e21e | 2494 | int fd; |
72f496dc | 2495 | int fd2; |
a0d0e21e LW |
2496 | |
2497 | ggv = (GV*)POPs; | |
2498 | ngv = (GV*)POPs; | |
2499 | ||
2500 | if (!ngv) | |
2501 | goto badexit; | |
2502 | if (!ggv) | |
2503 | goto nuts; | |
2504 | ||
2505 | gstio = GvIO(ggv); | |
2506 | if (!gstio || !IoIFP(gstio)) | |
2507 | goto nuts; | |
2508 | ||
2509 | nstio = GvIOn(ngv); | |
6ad3d225 | 2510 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len); |
a0d0e21e LW |
2511 | if (fd < 0) |
2512 | goto badexit; | |
a70048fb AB |
2513 | if (IoIFP(nstio)) |
2514 | do_close(ngv, FALSE); | |
760ac839 | 2515 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"); |
72f496dc NIS |
2516 | /* FIXME: we dup(fd) here so that refcounting of fd's does not inhibit |
2517 | fclose of IoOFP's FILE * - and hence leak memory. | |
2518 | Special treatment of _this_ case of IoIFP != IoOFP seems wrong. | |
2519 | */ | |
2520 | IoOFP(nstio) = PerlIO_fdopen(fd2 = PerlLIO_dup(fd), "w"); | |
50952442 | 2521 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2522 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2523 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2524 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2525 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2526 | goto badexit; |
2527 | } | |
8d2a6795 GS |
2528 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2529 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
72f496dc | 2530 | fcntl(fd2, F_SETFD, fd2 > PL_maxsysfd); /* ensure close-on-exec */ |
8d2a6795 | 2531 | #endif |
a0d0e21e | 2532 | |
ed79a026 | 2533 | #ifdef EPOC |
a9f1f6b0 OF |
2534 | len = sizeof saddr; /* EPOC somehow truncates info */ |
2535 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ | |
ed79a026 OF |
2536 | #endif |
2537 | ||
748a9306 | 2538 | PUSHp((char *)&saddr, len); |
a0d0e21e LW |
2539 | RETURN; |
2540 | ||
2541 | nuts: | |
599cee73 | 2542 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2543 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
91487cfc | 2544 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2545 | |
2546 | badexit: | |
2547 | RETPUSHUNDEF; | |
2548 | ||
2549 | #else | |
cea2e8a9 | 2550 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2551 | #endif |
2552 | } | |
2553 | ||
2554 | PP(pp_shutdown) | |
2555 | { | |
a0d0e21e | 2556 | #ifdef HAS_SOCKET |
9cad6237 | 2557 | dSP; dTARGET; |
a0d0e21e LW |
2558 | int how = POPi; |
2559 | GV *gv = (GV*)POPs; | |
2560 | register IO *io = GvIOn(gv); | |
2561 | ||
2562 | if (!io || !IoIFP(io)) | |
2563 | goto nuts; | |
2564 | ||
6ad3d225 | 2565 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2566 | RETURN; |
2567 | ||
2568 | nuts: | |
599cee73 | 2569 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2570 | report_evil_fh(gv, io, PL_op->op_type); |
91487cfc | 2571 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2572 | RETPUSHUNDEF; |
2573 | #else | |
cea2e8a9 | 2574 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2575 | #endif |
2576 | } | |
2577 | ||
2578 | PP(pp_gsockopt) | |
2579 | { | |
2580 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2581 | return pp_ssockopt(); |
a0d0e21e | 2582 | #else |
cea2e8a9 | 2583 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2584 | #endif |
2585 | } | |
2586 | ||
2587 | PP(pp_ssockopt) | |
2588 | { | |
a0d0e21e | 2589 | #ifdef HAS_SOCKET |
9cad6237 | 2590 | dSP; |
533c011a | 2591 | int optype = PL_op->op_type; |
a0d0e21e LW |
2592 | SV *sv; |
2593 | int fd; | |
2594 | unsigned int optname; | |
2595 | unsigned int lvl; | |
2596 | GV *gv; | |
2597 | register IO *io; | |
1e422769 | 2598 | Sock_size_t len; |
a0d0e21e LW |
2599 | |
2600 | if (optype == OP_GSOCKOPT) | |
2601 | sv = sv_2mortal(NEWSV(22, 257)); | |
2602 | else | |
2603 | sv = POPs; | |
2604 | optname = (unsigned int) POPi; | |
2605 | lvl = (unsigned int) POPi; | |
2606 | ||
2607 | gv = (GV*)POPs; | |
2608 | io = GvIOn(gv); | |
2609 | if (!io || !IoIFP(io)) | |
2610 | goto nuts; | |
2611 | ||
760ac839 | 2612 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2613 | switch (optype) { |
2614 | case OP_GSOCKOPT: | |
748a9306 | 2615 | SvGROW(sv, 257); |
a0d0e21e | 2616 | (void)SvPOK_only(sv); |
748a9306 LW |
2617 | SvCUR_set(sv,256); |
2618 | *SvEND(sv) ='\0'; | |
1e422769 | 2619 | len = SvCUR(sv); |
6ad3d225 | 2620 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2621 | goto nuts2; |
1e422769 | 2622 | SvCUR_set(sv, len); |
748a9306 | 2623 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2624 | PUSHs(sv); |
2625 | break; | |
2626 | case OP_SSOCKOPT: { | |
1e422769 | 2627 | char *buf; |
2628 | int aint; | |
2629 | if (SvPOKp(sv)) { | |
2d8e6c8d GS |
2630 | STRLEN l; |
2631 | buf = SvPV(sv, l); | |
2632 | len = l; | |
1e422769 | 2633 | } |
56ee1660 | 2634 | else { |
a0d0e21e LW |
2635 | aint = (int)SvIV(sv); |
2636 | buf = (char*)&aint; | |
2637 | len = sizeof(int); | |
2638 | } | |
6ad3d225 | 2639 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2640 | goto nuts2; |
3280af22 | 2641 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2642 | } |
2643 | break; | |
2644 | } | |
2645 | RETURN; | |
2646 | ||
2647 | nuts: | |
599cee73 | 2648 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2649 | report_evil_fh(gv, io, optype); |
91487cfc | 2650 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2651 | nuts2: |
2652 | RETPUSHUNDEF; | |
2653 | ||
2654 | #else | |
cea2e8a9 | 2655 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2656 | #endif |
2657 | } | |
2658 | ||
2659 | PP(pp_getsockname) | |
2660 | { | |
2661 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2662 | return pp_getpeername(); |
a0d0e21e | 2663 | #else |
cea2e8a9 | 2664 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2665 | #endif |
2666 | } | |
2667 | ||
2668 | PP(pp_getpeername) | |
2669 | { | |
a0d0e21e | 2670 | #ifdef HAS_SOCKET |
9cad6237 | 2671 | dSP; |
533c011a | 2672 | int optype = PL_op->op_type; |
a0d0e21e LW |
2673 | SV *sv; |
2674 | int fd; | |
2675 | GV *gv = (GV*)POPs; | |
2676 | register IO *io = GvIOn(gv); | |
1e422769 | 2677 | Sock_size_t len; |
a0d0e21e LW |
2678 | |
2679 | if (!io || !IoIFP(io)) | |
2680 | goto nuts; | |
2681 | ||
2682 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2683 | (void)SvPOK_only(sv); |
1e422769 | 2684 | len = 256; |
2685 | SvCUR_set(sv, len); | |
748a9306 | 2686 | *SvEND(sv) ='\0'; |
760ac839 | 2687 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2688 | switch (optype) { |
2689 | case OP_GETSOCKNAME: | |
6ad3d225 | 2690 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2691 | goto nuts2; |
2692 | break; | |
2693 | case OP_GETPEERNAME: | |
6ad3d225 | 2694 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2695 | goto nuts2; |
490ab354 JH |
2696 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2697 | { | |
2698 | 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"; | |
2699 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
2700 | if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && | |
2701 | !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, | |
2702 | sizeof(u_short) + sizeof(struct in_addr))) { | |
301e8125 | 2703 | goto nuts2; |
490ab354 JH |
2704 | } |
2705 | } | |
2706 | #endif | |
a0d0e21e LW |
2707 | break; |
2708 | } | |
13826f2c CS |
2709 | #ifdef BOGUS_GETNAME_RETURN |
2710 | /* Interactive Unix, getpeername() and getsockname() | |
2711 | does not return valid namelen */ | |
1e422769 | 2712 | if (len == BOGUS_GETNAME_RETURN) |
2713 | len = sizeof(struct sockaddr); | |
13826f2c | 2714 | #endif |
1e422769 | 2715 | SvCUR_set(sv, len); |
748a9306 | 2716 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2717 | PUSHs(sv); |
2718 | RETURN; | |
2719 | ||
2720 | nuts: | |
599cee73 | 2721 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2722 | report_evil_fh(gv, io, optype); |
91487cfc | 2723 | SETERRNO(EBADF,SS$_IVCHAN); |
a0d0e21e LW |
2724 | nuts2: |
2725 | RETPUSHUNDEF; | |
2726 | ||
2727 | #else | |
cea2e8a9 | 2728 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2729 | #endif |
2730 | } | |
2731 | ||
2732 | /* Stat calls. */ | |
2733 | ||
2734 | PP(pp_lstat) | |
2735 | { | |
cea2e8a9 | 2736 | return pp_stat(); |
a0d0e21e LW |
2737 | } |
2738 | ||
2739 | PP(pp_stat) | |
2740 | { | |
39644a26 | 2741 | dSP; |
2dd78f96 | 2742 | GV *gv; |
54310121 | 2743 | I32 gimme; |
a0d0e21e | 2744 | I32 max = 13; |
2d8e6c8d | 2745 | STRLEN n_a; |
a0d0e21e | 2746 | |
533c011a | 2747 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2748 | gv = cGVOP_gv; |
8a4e5b40 | 2749 | if (PL_op->op_type == OP_LSTAT) { |
5d3e98de RGS |
2750 | if (gv != PL_defgv) { |
2751 | if (ckWARN(WARN_IO)) | |
9014280d | 2752 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de RGS |
2753 | "lstat() on filehandle %s", GvENAME(gv)); |
2754 | } else if (PL_laststype != OP_LSTAT) | |
8a4e5b40 | 2755 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); |
8a4e5b40 DD |
2756 | } |
2757 | ||
748a9306 | 2758 | do_fstat: |
2dd78f96 | 2759 | if (gv != PL_defgv) { |
3280af22 | 2760 | PL_laststype = OP_STAT; |
2dd78f96 | 2761 | PL_statgv = gv; |
3280af22 | 2762 | sv_setpv(PL_statname, ""); |
2dd78f96 JH |
2763 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2764 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2765 | } |
9ddeeac9 | 2766 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2767 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2768 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2769 | max = 0; |
9ddeeac9 | 2770 | } |
a0d0e21e LW |
2771 | } |
2772 | else { | |
748a9306 LW |
2773 | SV* sv = POPs; |
2774 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2775 | gv = (GV*)sv; |
748a9306 LW |
2776 | goto do_fstat; |
2777 | } | |
2778 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2779 | gv = (GV*)SvRV(sv); |
5d3e98de | 2780 | if (PL_op->op_type == OP_LSTAT && ckWARN(WARN_IO)) |
9014280d | 2781 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de | 2782 | "lstat() on filehandle %s", GvENAME(gv)); |
748a9306 LW |
2783 | goto do_fstat; |
2784 | } | |
2d8e6c8d | 2785 | sv_setpv(PL_statname, SvPV(sv,n_a)); |
3280af22 | 2786 | PL_statgv = Nullgv; |
a0d0e21e | 2787 | #ifdef HAS_LSTAT |
533c011a NIS |
2788 | PL_laststype = PL_op->op_type; |
2789 | if (PL_op->op_type == OP_LSTAT) | |
2d8e6c8d | 2790 | PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache); |
a0d0e21e LW |
2791 | else |
2792 | #endif | |
2d8e6c8d | 2793 | PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache); |
3280af22 | 2794 | if (PL_laststatval < 0) { |
2d8e6c8d | 2795 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 2796 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "stat"); |
a0d0e21e LW |
2797 | max = 0; |
2798 | } | |
2799 | } | |
2800 | ||
54310121 | 2801 | gimme = GIMME_V; |
2802 | if (gimme != G_ARRAY) { | |
2803 | if (gimme != G_VOID) | |
2804 | XPUSHs(boolSV(max)); | |
2805 | RETURN; | |
a0d0e21e LW |
2806 | } |
2807 | if (max) { | |
36477c24 | 2808 | EXTEND(SP, max); |
2809 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2810 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2811 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2812 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2813 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2814 | #if Uid_t_size > IVSIZE |
2815 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2816 | #else | |
23dcd6c8 | 2817 | # if Uid_t_sign <= 0 |
1ff81528 | 2818 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2819 | # else |
2820 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2821 | # endif | |
146174a9 | 2822 | #endif |
301e8125 | 2823 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2824 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2825 | #else | |
23dcd6c8 | 2826 | # if Gid_t_sign <= 0 |
1ff81528 | 2827 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2828 | # else |
2829 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2830 | # endif | |
146174a9 | 2831 | #endif |
cbdc8872 | 2832 | #ifdef USE_STAT_RDEV |
1ff81528 | 2833 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2834 | #else |
79cb57f6 | 2835 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2836 | #endif |
146174a9 CB |
2837 | #if Off_t_size > IVSIZE |
2838 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_size))); | |
2839 | #else | |
1ff81528 | 2840 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2841 | #endif |
cbdc8872 | 2842 | #ifdef BIG_TIME |
172ae379 JH |
2843 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2844 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2845 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2846 | #else |
1ff81528 PL |
2847 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2848 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2849 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2850 | #endif |
a0d0e21e | 2851 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2852 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2853 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2854 | #else |
79cb57f6 GS |
2855 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2856 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2857 | #endif |
2858 | } | |
2859 | RETURN; | |
2860 | } | |
2861 | ||
2862 | PP(pp_ftrread) | |
2863 | { | |
9cad6237 | 2864 | I32 result; |
2a3ff820 | 2865 | dSP; |
5ff3f7a4 | 2866 | #if defined(HAS_ACCESS) && defined(R_OK) |
2d8e6c8d | 2867 | STRLEN n_a; |
5ff3f7a4 | 2868 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2869 | result = access(TOPpx, R_OK); |
5ff3f7a4 GS |
2870 | if (result == 0) |
2871 | RETPUSHYES; | |
2872 | if (result < 0) | |
2873 | RETPUSHUNDEF; | |
2874 | RETPUSHNO; | |
22865c03 GS |
2875 | } |
2876 | else | |
cea2e8a9 | 2877 | result = my_stat(); |
5ff3f7a4 | 2878 | #else |
cea2e8a9 | 2879 | result = my_stat(); |
5ff3f7a4 | 2880 | #endif |
22865c03 | 2881 | SPAGAIN; |
a0d0e21e LW |
2882 | if (result < 0) |
2883 | RETPUSHUNDEF; | |
3280af22 | 2884 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2885 | RETPUSHYES; |
2886 | RETPUSHNO; | |
2887 | } | |
2888 | ||
2889 | PP(pp_ftrwrite) | |
2890 | { | |
9cad6237 | 2891 | I32 result; |
2a3ff820 | 2892 | dSP; |
5ff3f7a4 | 2893 | #if defined(HAS_ACCESS) && defined(W_OK) |
2d8e6c8d | 2894 | STRLEN n_a; |
5ff3f7a4 | 2895 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2896 | result = access(TOPpx, W_OK); |
5ff3f7a4 GS |
2897 | if (result == 0) |
2898 | RETPUSHYES; | |
2899 | if (result < 0) | |
2900 | RETPUSHUNDEF; | |
2901 | RETPUSHNO; | |
22865c03 GS |
2902 | } |
2903 | else | |
cea2e8a9 | 2904 | result = my_stat(); |
5ff3f7a4 | 2905 | #else |
cea2e8a9 | 2906 | result = my_stat(); |
5ff3f7a4 | 2907 | #endif |
22865c03 | 2908 | SPAGAIN; |
a0d0e21e LW |
2909 | if (result < 0) |
2910 | RETPUSHUNDEF; | |
3280af22 | 2911 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2912 | RETPUSHYES; |
2913 | RETPUSHNO; | |
2914 | } | |
2915 | ||
2916 | PP(pp_ftrexec) | |
2917 | { | |
9cad6237 | 2918 | I32 result; |
2a3ff820 | 2919 | dSP; |
5ff3f7a4 | 2920 | #if defined(HAS_ACCESS) && defined(X_OK) |
2d8e6c8d | 2921 | STRLEN n_a; |
5ff3f7a4 | 2922 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2923 | result = access(TOPpx, X_OK); |
5ff3f7a4 GS |
2924 | if (result == 0) |
2925 | RETPUSHYES; | |
2926 | if (result < 0) | |
2927 | RETPUSHUNDEF; | |
2928 | RETPUSHNO; | |
22865c03 GS |
2929 | } |
2930 | else | |
cea2e8a9 | 2931 | result = my_stat(); |
5ff3f7a4 | 2932 | #else |
cea2e8a9 | 2933 | result = my_stat(); |
5ff3f7a4 | 2934 | #endif |
22865c03 | 2935 | SPAGAIN; |
a0d0e21e LW |
2936 | if (result < 0) |
2937 | RETPUSHUNDEF; | |
3280af22 | 2938 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2939 | RETPUSHYES; |
2940 | RETPUSHNO; | |
2941 | } | |
2942 | ||
2943 | PP(pp_fteread) | |
2944 | { | |
9cad6237 | 2945 | I32 result; |
2a3ff820 | 2946 | dSP; |
5ff3f7a4 | 2947 | #ifdef PERL_EFF_ACCESS_R_OK |
2d8e6c8d | 2948 | STRLEN n_a; |
5ff3f7a4 | 2949 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2950 | result = PERL_EFF_ACCESS_R_OK(TOPpx); |
5ff3f7a4 GS |
2951 | if (result == 0) |
2952 | RETPUSHYES; | |
2953 | if (result < 0) | |
2954 | RETPUSHUNDEF; | |
2955 | RETPUSHNO; | |
22865c03 GS |
2956 | } |
2957 | else | |
cea2e8a9 | 2958 | result = my_stat(); |
5ff3f7a4 | 2959 | #else |
cea2e8a9 | 2960 | result = my_stat(); |
5ff3f7a4 | 2961 | #endif |
22865c03 | 2962 | SPAGAIN; |
a0d0e21e LW |
2963 | if (result < 0) |
2964 | RETPUSHUNDEF; | |
3280af22 | 2965 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2966 | RETPUSHYES; |
2967 | RETPUSHNO; | |
2968 | } | |
2969 | ||
2970 | PP(pp_ftewrite) | |
2971 | { | |
9cad6237 | 2972 | I32 result; |
2a3ff820 | 2973 | dSP; |
5ff3f7a4 | 2974 | #ifdef PERL_EFF_ACCESS_W_OK |
2d8e6c8d | 2975 | STRLEN n_a; |
5ff3f7a4 | 2976 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 2977 | result = PERL_EFF_ACCESS_W_OK(TOPpx); |
5ff3f7a4 GS |
2978 | if (result == 0) |
2979 | RETPUSHYES; | |
2980 | if (result < 0) | |
2981 | RETPUSHUNDEF; | |
2982 | RETPUSHNO; | |
22865c03 GS |
2983 | } |
2984 | else | |
cea2e8a9 | 2985 | result = my_stat(); |
5ff3f7a4 | 2986 | #else |
cea2e8a9 | 2987 | result = my_stat(); |
5ff3f7a4 | 2988 | #endif |
22865c03 | 2989 | SPAGAIN; |
a0d0e21e LW |
2990 | if (result < 0) |
2991 | RETPUSHUNDEF; | |
3280af22 | 2992 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
2993 | RETPUSHYES; |
2994 | RETPUSHNO; | |
2995 | } | |
2996 | ||
2997 | PP(pp_fteexec) | |
2998 | { | |
9cad6237 | 2999 | I32 result; |
2a3ff820 | 3000 | dSP; |
5ff3f7a4 | 3001 | #ifdef PERL_EFF_ACCESS_X_OK |
2d8e6c8d | 3002 | STRLEN n_a; |
5ff3f7a4 | 3003 | if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { |
2d8e6c8d | 3004 | result = PERL_EFF_ACCESS_X_OK(TOPpx); |
5ff3f7a4 GS |
3005 | if (result == 0) |
3006 | RETPUSHYES; | |
3007 | if (result < 0) | |
3008 | RETPUSHUNDEF; | |
3009 | RETPUSHNO; | |
22865c03 GS |
3010 | } |
3011 | else | |
cea2e8a9 | 3012 | result = my_stat(); |
5ff3f7a4 | 3013 | #else |
cea2e8a9 | 3014 | result = my_stat(); |
5ff3f7a4 | 3015 | #endif |
22865c03 | 3016 | SPAGAIN; |
a0d0e21e LW |
3017 | if (result < 0) |
3018 | RETPUSHUNDEF; | |
3280af22 | 3019 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3020 | RETPUSHYES; |
3021 | RETPUSHNO; | |
3022 | } | |
3023 | ||
3024 | PP(pp_ftis) | |
3025 | { | |
9cad6237 | 3026 | I32 result = my_stat(); |
2a3ff820 | 3027 | dSP; |
a0d0e21e LW |
3028 | if (result < 0) |
3029 | RETPUSHUNDEF; | |
3030 | RETPUSHYES; | |
3031 | } | |
3032 | ||
3033 | PP(pp_fteowned) | |
3034 | { | |
cea2e8a9 | 3035 | return pp_ftrowned(); |
a0d0e21e LW |
3036 | } |
3037 | ||
3038 | PP(pp_ftrowned) | |
3039 | { | |
9cad6237 | 3040 | I32 result = my_stat(); |
2a3ff820 | 3041 | dSP; |
a0d0e21e LW |
3042 | if (result < 0) |
3043 | RETPUSHUNDEF; | |
146174a9 CB |
3044 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3045 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3046 | RETPUSHYES; |
3047 | RETPUSHNO; | |
3048 | } | |
3049 | ||
3050 | PP(pp_ftzero) | |
3051 | { | |
9cad6237 | 3052 | I32 result = my_stat(); |
2a3ff820 | 3053 | dSP; |
a0d0e21e LW |
3054 | if (result < 0) |
3055 | RETPUSHUNDEF; | |
146174a9 | 3056 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3057 | RETPUSHYES; |
3058 | RETPUSHNO; | |
3059 | } | |
3060 | ||
3061 | PP(pp_ftsize) | |
3062 | { | |
9cad6237 | 3063 | I32 result = my_stat(); |
2a3ff820 | 3064 | dSP; dTARGET; |
a0d0e21e LW |
3065 | if (result < 0) |
3066 | RETPUSHUNDEF; | |
146174a9 CB |
3067 | #if Off_t_size > IVSIZE |
3068 | PUSHn(PL_statcache.st_size); | |
3069 | #else | |
3280af22 | 3070 | PUSHi(PL_statcache.st_size); |
146174a9 | 3071 | #endif |
a0d0e21e LW |
3072 | RETURN; |
3073 | } | |
3074 | ||
3075 | PP(pp_ftmtime) | |
3076 | { | |
9cad6237 | 3077 | I32 result = my_stat(); |
2a3ff820 | 3078 | dSP; dTARGET; |
a0d0e21e LW |
3079 | if (result < 0) |
3080 | RETPUSHUNDEF; | |
c6419e06 | 3081 | PUSHn( (PL_basetime - PL_statcache.st_mtime) / 86400.0 ); |
a0d0e21e LW |
3082 | RETURN; |
3083 | } | |
3084 | ||
3085 | PP(pp_ftatime) | |
3086 | { | |
9cad6237 | 3087 | I32 result = my_stat(); |
2a3ff820 | 3088 | dSP; dTARGET; |
a0d0e21e LW |
3089 | if (result < 0) |
3090 | RETPUSHUNDEF; | |
c6419e06 | 3091 | PUSHn( (PL_basetime - PL_statcache.st_atime) / 86400.0 ); |
a0d0e21e LW |
3092 | RETURN; |
3093 | } | |
3094 | ||
3095 | PP(pp_ftctime) | |
3096 | { | |
9cad6237 | 3097 | I32 result = my_stat(); |
2a3ff820 | 3098 | dSP; dTARGET; |
a0d0e21e LW |
3099 | if (result < 0) |
3100 | RETPUSHUNDEF; | |
c6419e06 | 3101 | PUSHn( (PL_basetime - PL_statcache.st_ctime) / 86400.0 ); |
a0d0e21e LW |
3102 | RETURN; |
3103 | } | |
3104 | ||
3105 | PP(pp_ftsock) | |
3106 | { | |
9cad6237 | 3107 | I32 result = my_stat(); |
2a3ff820 | 3108 | dSP; |
a0d0e21e LW |
3109 | if (result < 0) |
3110 | RETPUSHUNDEF; | |
3280af22 | 3111 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3112 | RETPUSHYES; |
3113 | RETPUSHNO; | |
3114 | } | |
3115 | ||
3116 | PP(pp_ftchr) | |
3117 | { | |
9cad6237 | 3118 | I32 result = my_stat(); |
2a3ff820 | 3119 | dSP; |
a0d0e21e LW |
3120 | if (result < 0) |
3121 | RETPUSHUNDEF; | |
3280af22 | 3122 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3123 | RETPUSHYES; |
3124 | RETPUSHNO; | |
3125 | } | |
3126 | ||
3127 | PP(pp_ftblk) | |
3128 | { | |
9cad6237 | 3129 | I32 result = my_stat(); |
2a3ff820 | 3130 | dSP; |
a0d0e21e LW |
3131 | if (result < 0) |
3132 | RETPUSHUNDEF; | |
3280af22 | 3133 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3134 | RETPUSHYES; |
3135 | RETPUSHNO; | |
3136 | } | |
3137 | ||
3138 | PP(pp_ftfile) | |
3139 | { | |
9cad6237 | 3140 | I32 result = my_stat(); |
2a3ff820 | 3141 | dSP; |
a0d0e21e LW |
3142 | if (result < 0) |
3143 | RETPUSHUNDEF; | |
3280af22 | 3144 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3145 | RETPUSHYES; |
3146 | RETPUSHNO; | |
3147 | } | |
3148 | ||
3149 | PP(pp_ftdir) | |
3150 | { | |
9cad6237 | 3151 | I32 result = my_stat(); |
2a3ff820 | 3152 | dSP; |
a0d0e21e LW |
3153 | if (result < 0) |
3154 | RETPUSHUNDEF; | |
3280af22 | 3155 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3156 | RETPUSHYES; |
3157 | RETPUSHNO; | |
3158 | } | |
3159 | ||
3160 | PP(pp_ftpipe) | |
3161 | { | |
9cad6237 | 3162 | I32 result = my_stat(); |
2a3ff820 | 3163 | dSP; |
a0d0e21e LW |
3164 | if (result < 0) |
3165 | RETPUSHUNDEF; | |
3280af22 | 3166 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3167 | RETPUSHYES; |
3168 | RETPUSHNO; | |
3169 | } | |
3170 | ||
3171 | PP(pp_ftlink) | |
3172 | { | |
9cad6237 | 3173 | I32 result = my_lstat(); |
2a3ff820 | 3174 | dSP; |
a0d0e21e LW |
3175 | if (result < 0) |
3176 | RETPUSHUNDEF; | |
3280af22 | 3177 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3178 | RETPUSHYES; |
3179 | RETPUSHNO; | |
3180 | } | |
3181 | ||
3182 | PP(pp_ftsuid) | |
3183 | { | |
39644a26 | 3184 | dSP; |
a0d0e21e | 3185 | #ifdef S_ISUID |
cea2e8a9 | 3186 | I32 result = my_stat(); |
a0d0e21e LW |
3187 | SPAGAIN; |
3188 | if (result < 0) | |
3189 | RETPUSHUNDEF; | |
3280af22 | 3190 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3191 | RETPUSHYES; |
3192 | #endif | |
3193 | RETPUSHNO; | |
3194 | } | |
3195 | ||
3196 | PP(pp_ftsgid) | |
3197 | { | |
39644a26 | 3198 | dSP; |
a0d0e21e | 3199 | #ifdef S_ISGID |
cea2e8a9 | 3200 | I32 result = my_stat(); |
a0d0e21e LW |
3201 | SPAGAIN; |
3202 | if (result < 0) | |
3203 | RETPUSHUNDEF; | |
3280af22 | 3204 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3205 | RETPUSHYES; |
3206 | #endif | |
3207 | RETPUSHNO; | |
3208 | } | |
3209 | ||
3210 | PP(pp_ftsvtx) | |
3211 | { | |
39644a26 | 3212 | dSP; |
a0d0e21e | 3213 | #ifdef S_ISVTX |
cea2e8a9 | 3214 | I32 result = my_stat(); |
a0d0e21e LW |
3215 | SPAGAIN; |
3216 | if (result < 0) | |
3217 | RETPUSHUNDEF; | |
3280af22 | 3218 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3219 | RETPUSHYES; |
3220 | #endif | |
3221 | RETPUSHNO; | |
3222 | } | |
3223 | ||
3224 | PP(pp_fttty) | |
3225 | { | |
39644a26 | 3226 | dSP; |
a0d0e21e LW |
3227 | int fd; |
3228 | GV *gv; | |
fb73857a | 3229 | char *tmps = Nullch; |
2d8e6c8d | 3230 | STRLEN n_a; |
fb73857a | 3231 | |
533c011a | 3232 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3233 | gv = cGVOP_gv; |
fb73857a | 3234 | else if (isGV(TOPs)) |
3235 | gv = (GV*)POPs; | |
3236 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3237 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3238 | else |
2d8e6c8d | 3239 | gv = gv_fetchpv(tmps = POPpx, FALSE, SVt_PVIO); |
fb73857a | 3240 | |
a0d0e21e | 3241 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3242 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
fb73857a | 3243 | else if (tmps && isDIGIT(*tmps)) |
a0d0e21e LW |
3244 | fd = atoi(tmps); |
3245 | else | |
3246 | RETPUSHUNDEF; | |
6ad3d225 | 3247 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3248 | RETPUSHYES; |
3249 | RETPUSHNO; | |
3250 | } | |
3251 | ||
16d20bd9 AD |
3252 | #if defined(atarist) /* this will work with atariST. Configure will |
3253 | make guesses for other systems. */ | |
3254 | # define FILE_base(f) ((f)->_base) | |
3255 | # define FILE_ptr(f) ((f)->_ptr) | |
3256 | # define FILE_cnt(f) ((f)->_cnt) | |
3257 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3258 | #endif |
3259 | ||
3260 | PP(pp_fttext) | |
3261 | { | |
39644a26 | 3262 | dSP; |
a0d0e21e LW |
3263 | I32 i; |
3264 | I32 len; | |
3265 | I32 odd = 0; | |
3266 | STDCHAR tbuf[512]; | |
3267 | register STDCHAR *s; | |
3268 | register IO *io; | |
5f05dabc | 3269 | register SV *sv; |
3270 | GV *gv; | |
2d8e6c8d | 3271 | STRLEN n_a; |
146174a9 | 3272 | PerlIO *fp; |
a0d0e21e | 3273 | |
533c011a | 3274 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3275 | gv = cGVOP_gv; |
5f05dabc | 3276 | else if (isGV(TOPs)) |
3277 | gv = (GV*)POPs; | |
3278 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3279 | gv = (GV*)SvRV(POPs); | |
3280 | else | |
3281 | gv = Nullgv; | |
3282 | ||
3283 | if (gv) { | |
a0d0e21e | 3284 | EXTEND(SP, 1); |
3280af22 NIS |
3285 | if (gv == PL_defgv) { |
3286 | if (PL_statgv) | |
3287 | io = GvIO(PL_statgv); | |
a0d0e21e | 3288 | else { |
3280af22 | 3289 | sv = PL_statname; |
a0d0e21e LW |
3290 | goto really_filename; |
3291 | } | |
3292 | } | |
3293 | else { | |
3280af22 NIS |
3294 | PL_statgv = gv; |
3295 | PL_laststatval = -1; | |
3296 | sv_setpv(PL_statname, ""); | |
3297 | io = GvIO(PL_statgv); | |
a0d0e21e LW |
3298 | } |
3299 | if (io && IoIFP(io)) { | |
5f05dabc | 3300 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3301 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3302 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3303 | if (PL_laststatval < 0) | |
5f05dabc | 3304 | RETPUSHUNDEF; |
9cbac4c7 | 3305 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3306 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3307 | RETPUSHNO; |
3308 | else | |
3309 | RETPUSHYES; | |
9cbac4c7 | 3310 | } |
a20bf0c3 | 3311 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3312 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3313 | if (i != EOF) |
760ac839 | 3314 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3315 | } |
a20bf0c3 | 3316 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3317 | RETPUSHYES; |
a20bf0c3 JH |
3318 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3319 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3320 | /* sfio can have large buffers - limit to 512 */ |
3321 | if (len > 512) | |
3322 | len = 512; | |
a0d0e21e LW |
3323 | } |
3324 | else { | |
2dd78f96 | 3325 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3326 | gv = cGVOP_gv; |
2dd78f96 | 3327 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3328 | } |
91487cfc | 3329 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
3330 | RETPUSHUNDEF; |
3331 | } | |
3332 | } | |
3333 | else { | |
3334 | sv = POPs; | |
5f05dabc | 3335 | really_filename: |
3280af22 NIS |
3336 | PL_statgv = Nullgv; |
3337 | PL_laststatval = -1; | |
5c9aa243 | 3338 | PL_laststype = OP_STAT; |
2d8e6c8d | 3339 | sv_setpv(PL_statname, SvPV(sv, n_a)); |
146174a9 | 3340 | if (!(fp = PerlIO_open(SvPVX(PL_statname), "r"))) { |
2d8e6c8d | 3341 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(sv, n_a), '\n')) |
9014280d | 3342 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "open"); |
a0d0e21e LW |
3343 | RETPUSHUNDEF; |
3344 | } | |
146174a9 CB |
3345 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3346 | if (PL_laststatval < 0) { | |
3347 | (void)PerlIO_close(fp); | |
5f05dabc | 3348 | RETPUSHUNDEF; |
146174a9 | 3349 | } |
60382766 | 3350 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3351 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3352 | (void)PerlIO_close(fp); | |
a0d0e21e | 3353 | if (len <= 0) { |
533c011a | 3354 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3355 | RETPUSHNO; /* special case NFS directories */ |
3356 | RETPUSHYES; /* null file is anything */ | |
3357 | } | |
3358 | s = tbuf; | |
3359 | } | |
3360 | ||
3361 | /* now scan s to look for textiness */ | |
4633a7c4 | 3362 | /* XXX ASCII dependent code */ |
a0d0e21e | 3363 | |
146174a9 CB |
3364 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3365 | /* ignore trailing ^Z on short files */ | |
3366 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3367 | --len; | |
3368 | #endif | |
3369 | ||
a0d0e21e LW |
3370 | for (i = 0; i < len; i++, s++) { |
3371 | if (!*s) { /* null never allowed in text */ | |
3372 | odd += len; | |
3373 | break; | |
3374 | } | |
9d116dd7 | 3375 | #ifdef EBCDIC |
301e8125 | 3376 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3377 | odd++; |
3378 | #else | |
146174a9 CB |
3379 | else if (*s & 128) { |
3380 | #ifdef USE_LOCALE | |
2de3dbcc | 3381 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3382 | continue; |
3383 | #endif | |
3384 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3385 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3386 | int ulen = UTF8SKIP(s); |
3387 | if (ulen < len - i) { | |
3388 | int j; | |
3389 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3390 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3391 | goto not_utf8; |
3392 | } | |
3393 | --ulen; /* loop does extra increment */ | |
3394 | s += ulen; | |
3395 | i += ulen; | |
3396 | continue; | |
3397 | } | |
3398 | } | |
3399 | not_utf8: | |
3400 | odd++; | |
146174a9 | 3401 | } |
a0d0e21e LW |
3402 | else if (*s < 32 && |
3403 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3404 | *s != '\t' && *s != '\f' && *s != 27) | |
3405 | odd++; | |
9d116dd7 | 3406 | #endif |
a0d0e21e LW |
3407 | } |
3408 | ||
533c011a | 3409 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3410 | RETPUSHNO; |
3411 | else | |
3412 | RETPUSHYES; | |
3413 | } | |
3414 | ||
3415 | PP(pp_ftbinary) | |
3416 | { | |
cea2e8a9 | 3417 | return pp_fttext(); |
a0d0e21e LW |
3418 | } |
3419 | ||
3420 | /* File calls. */ | |
3421 | ||
3422 | PP(pp_chdir) | |
3423 | { | |
39644a26 | 3424 | dSP; dTARGET; |
a0d0e21e LW |
3425 | char *tmps; |
3426 | SV **svp; | |
2d8e6c8d | 3427 | STRLEN n_a; |
a0d0e21e | 3428 | |
35ae6b54 MS |
3429 | if( MAXARG == 1 ) |
3430 | tmps = POPpx; | |
3431 | else | |
3432 | tmps = 0; | |
3433 | ||
3434 | if( !tmps || !*tmps ) { | |
3435 | if ( (svp = hv_fetch(GvHVn(PL_envgv), "HOME", 4, FALSE)) | |
3436 | || (svp = hv_fetch(GvHVn(PL_envgv), "LOGDIR", 6, FALSE)) | |
491527d0 | 3437 | #ifdef VMS |
35ae6b54 | 3438 | || (svp = hv_fetch(GvHVn(PL_envgv), "SYS$LOGIN", 9, FALSE)) |
491527d0 | 3439 | #endif |
35ae6b54 MS |
3440 | ) |
3441 | { | |
3442 | if( MAXARG == 1 ) | |
9014280d | 3443 | deprecate("chdir('') or chdir(undef) as chdir()"); |
35ae6b54 MS |
3444 | tmps = SvPV(*svp, n_a); |
3445 | } | |
72f496dc | 3446 | else { |
389ec635 | 3447 | PUSHi(0); |
b7ab37f8 | 3448 | TAINT_PROPER("chdir"); |
389ec635 MS |
3449 | RETURN; |
3450 | } | |
8ea155d1 | 3451 | } |
8ea155d1 | 3452 | |
a0d0e21e | 3453 | TAINT_PROPER("chdir"); |
6ad3d225 | 3454 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3455 | #ifdef VMS |
3456 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3457 | * in the future. */ | |
6b88bc9c | 3458 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3459 | #endif |
a0d0e21e LW |
3460 | RETURN; |
3461 | } | |
3462 | ||
3463 | PP(pp_chown) | |
3464 | { | |
a0d0e21e | 3465 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3466 | dSP; dMARK; dTARGET; |
3467 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3468 | ||
a0d0e21e LW |
3469 | SP = MARK; |
3470 | PUSHi(value); | |
3471 | RETURN; | |
3472 | #else | |
0322a713 | 3473 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3474 | #endif |
3475 | } | |
3476 | ||
3477 | PP(pp_chroot) | |
3478 | { | |
a0d0e21e | 3479 | #ifdef HAS_CHROOT |
76ffd3b9 | 3480 | dSP; dTARGET; |
2d8e6c8d | 3481 | STRLEN n_a; |
d05c1ba0 | 3482 | char *tmps = POPpx; |
a0d0e21e LW |
3483 | TAINT_PROPER("chroot"); |
3484 | PUSHi( chroot(tmps) >= 0 ); | |
3485 | RETURN; | |
3486 | #else | |
cea2e8a9 | 3487 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3488 | #endif |
3489 | } | |
3490 | ||
3491 | PP(pp_unlink) | |
3492 | { | |
39644a26 | 3493 | dSP; dMARK; dTARGET; |
a0d0e21e | 3494 | I32 value; |
533c011a | 3495 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3496 | SP = MARK; |
3497 | PUSHi(value); | |
3498 | RETURN; | |
3499 | } | |
3500 | ||
3501 | PP(pp_chmod) | |
3502 | { | |
39644a26 | 3503 | dSP; dMARK; dTARGET; |
a0d0e21e | 3504 | I32 value; |
533c011a | 3505 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3506 | SP = MARK; |
3507 | PUSHi(value); | |
3508 | RETURN; | |
3509 | } | |
3510 | ||
3511 | PP(pp_utime) | |
3512 | { | |
39644a26 | 3513 | dSP; dMARK; dTARGET; |
a0d0e21e | 3514 | I32 value; |
533c011a | 3515 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3516 | SP = MARK; |
3517 | PUSHi(value); | |
3518 | RETURN; | |
3519 | } | |
3520 | ||
3521 | PP(pp_rename) | |
3522 | { | |
39644a26 | 3523 | dSP; dTARGET; |
a0d0e21e | 3524 | int anum; |
2d8e6c8d | 3525 | STRLEN n_a; |
a0d0e21e | 3526 | |
2d8e6c8d GS |
3527 | char *tmps2 = POPpx; |
3528 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3529 | TAINT_PROPER("rename"); |
3530 | #ifdef HAS_RENAME | |
baed7233 | 3531 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3532 | #else |
6b88bc9c | 3533 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3534 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3535 | anum = 1; | |
3536 | else { | |
3654eb6c | 3537 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3538 | (void)UNLINK(tmps2); |
3539 | if (!(anum = link(tmps, tmps2))) | |
3540 | anum = UNLINK(tmps); | |
3541 | } | |
a0d0e21e LW |
3542 | } |
3543 | #endif | |
3544 | SETi( anum >= 0 ); | |
3545 | RETURN; | |
3546 | } | |
3547 | ||
3548 | PP(pp_link) | |
3549 | { | |
a0d0e21e | 3550 | #ifdef HAS_LINK |
370f6000 | 3551 | dSP; dTARGET; |
2d8e6c8d GS |
3552 | STRLEN n_a; |
3553 | char *tmps2 = POPpx; | |
3554 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e | 3555 | TAINT_PROPER("link"); |
146174a9 | 3556 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3557 | RETURN; |
a0d0e21e | 3558 | #else |
0322a713 | 3559 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3560 | #endif |
a0d0e21e LW |
3561 | } |
3562 | ||
3563 | PP(pp_symlink) | |
3564 | { | |
a0d0e21e | 3565 | #ifdef HAS_SYMLINK |
9cad6237 | 3566 | dSP; dTARGET; |
2d8e6c8d GS |
3567 | STRLEN n_a; |
3568 | char *tmps2 = POPpx; | |
3569 | char *tmps = SvPV(TOPs, n_a); | |
a0d0e21e LW |
3570 | TAINT_PROPER("symlink"); |
3571 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3572 | RETURN; | |
3573 | #else | |
cea2e8a9 | 3574 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3575 | #endif |
3576 | } | |
3577 | ||
3578 | PP(pp_readlink) | |
3579 | { | |
76ffd3b9 | 3580 | dSP; |
a0d0e21e | 3581 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3582 | dTARGET; |
a0d0e21e | 3583 | char *tmps; |
46fc3d4c | 3584 | char buf[MAXPATHLEN]; |
a0d0e21e | 3585 | int len; |
2d8e6c8d | 3586 | STRLEN n_a; |
46fc3d4c | 3587 | |
fb73857a | 3588 | #ifndef INCOMPLETE_TAINTS |
3589 | TAINT; | |
3590 | #endif | |
2d8e6c8d | 3591 | tmps = POPpx; |
97dcea33 | 3592 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3593 | EXTEND(SP, 1); |
3594 | if (len < 0) | |
3595 | RETPUSHUNDEF; | |
3596 | PUSHp(buf, len); | |
3597 | RETURN; | |
3598 | #else | |
3599 | EXTEND(SP, 1); | |
3600 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3601 | #endif | |
3602 | } | |
3603 | ||
3604 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3605 | STATIC int |
cea2e8a9 | 3606 | S_dooneliner(pTHX_ char *cmd, char *filename) |
a0d0e21e | 3607 | { |
1e422769 | 3608 | char *save_filename = filename; |
3609 | char *cmdline; | |
3610 | char *s; | |
760ac839 | 3611 | PerlIO *myfp; |
1e422769 | 3612 | int anum = 1; |
a0d0e21e | 3613 | |
1e422769 | 3614 | New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
3615 | strcpy(cmdline, cmd); | |
3616 | strcat(cmdline, " "); | |
3617 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3618 | *s++ = '\\'; |
3619 | *s++ = *filename++; | |
3620 | } | |
3621 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3622 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3623 | Safefree(cmdline); |
3624 | ||
a0d0e21e | 3625 | if (myfp) { |
1e422769 | 3626 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3627 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3628 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3629 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3630 | if (s != Nullch) { |
1e422769 | 3631 | int e; |
3632 | for (e = 1; | |
a0d0e21e | 3633 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3634 | e <= sys_nerr |
3635 | #endif | |
3636 | ; e++) | |
3637 | { | |
3638 | /* you don't see this */ | |
3639 | char *errmsg = | |
3640 | #ifdef HAS_SYS_ERRLIST | |
3641 | sys_errlist[e] | |
a0d0e21e | 3642 | #else |
1e422769 | 3643 | strerror(e) |
a0d0e21e | 3644 | #endif |
1e422769 | 3645 | ; |
3646 | if (!errmsg) | |
3647 | break; | |
3648 | if (instr(s, errmsg)) { | |
3649 | SETERRNO(e,0); | |
3650 | return 0; | |
3651 | } | |
a0d0e21e | 3652 | } |
748a9306 | 3653 | SETERRNO(0,0); |
a0d0e21e LW |
3654 | #ifndef EACCES |
3655 | #define EACCES EPERM | |
3656 | #endif | |
1e422769 | 3657 | if (instr(s, "cannot make")) |
748a9306 | 3658 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3659 | else if (instr(s, "existing file")) |
748a9306 | 3660 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3661 | else if (instr(s, "ile exists")) |
748a9306 | 3662 | SETERRNO(EEXIST,RMS$_FEX); |
1e422769 | 3663 | else if (instr(s, "non-exist")) |
748a9306 | 3664 | SETERRNO(ENOENT,RMS$_FNF); |
1e422769 | 3665 | else if (instr(s, "does not exist")) |
748a9306 | 3666 | SETERRNO(ENOENT,RMS$_FNF); |
1e422769 | 3667 | else if (instr(s, "not empty")) |
748a9306 | 3668 | SETERRNO(EBUSY,SS$_DEVOFFLINE); |
1e422769 | 3669 | else if (instr(s, "cannot access")) |
748a9306 | 3670 | SETERRNO(EACCES,RMS$_PRV); |
a0d0e21e | 3671 | else |
748a9306 | 3672 | SETERRNO(EPERM,RMS$_PRV); |
a0d0e21e LW |
3673 | return 0; |
3674 | } | |
3675 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3676 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3677 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3678 | anum = !anum; |
3679 | if (anum) | |
748a9306 | 3680 | SETERRNO(0,0); |
a0d0e21e | 3681 | else |
748a9306 | 3682 | SETERRNO(EACCES,RMS$_PRV); /* a guess */ |
a0d0e21e LW |
3683 | } |
3684 | return anum; | |
3685 | } | |
3686 | else | |
3687 | return 0; | |
3688 | } | |
3689 | #endif | |
3690 | ||
3691 | PP(pp_mkdir) | |
3692 | { | |
39644a26 | 3693 | dSP; dTARGET; |
5a211162 | 3694 | int mode; |
a0d0e21e LW |
3695 | #ifndef HAS_MKDIR |
3696 | int oldumask; | |
3697 | #endif | |
df25ddba | 3698 | STRLEN len; |
5a211162 | 3699 | char *tmps; |
df25ddba | 3700 | bool copy = FALSE; |
5a211162 GS |
3701 | |
3702 | if (MAXARG > 1) | |
3703 | mode = POPi; | |
3704 | else | |
3705 | mode = 0777; | |
3706 | ||
df25ddba JH |
3707 | tmps = SvPV(TOPs, len); |
3708 | /* Different operating and file systems take differently to | |
16ac3975 JH |
3709 | * trailing slashes. According to POSIX 1003.1 1996 Edition |
3710 | * any number of trailing slashes should be allowed. | |
3711 | * Thusly we snip them away so that even non-conforming | |
3712 | * systems are happy. */ | |
3713 | /* We should probably do this "filtering" for all | |
3714 | * the functions that expect (potentially) directory names: | |
3715 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3716 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3717 | if (len > 1 && tmps[len-1] == '/') { | |
3718 | while (tmps[len] == '/' && len > 1) | |
3719 | len--; | |
3720 | tmps = savepvn(tmps, len); | |
df25ddba JH |
3721 | copy = TRUE; |
3722 | } | |
a0d0e21e LW |
3723 | |
3724 | TAINT_PROPER("mkdir"); | |
3725 | #ifdef HAS_MKDIR | |
6ad3d225 | 3726 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3727 | #else |
3728 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3729 | oldumask = PerlLIO_umask(0); |
3730 | PerlLIO_umask(oldumask); | |
3731 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3732 | #endif |
df25ddba JH |
3733 | if (copy) |
3734 | Safefree(tmps); | |
a0d0e21e LW |
3735 | RETURN; |
3736 | } | |
3737 | ||
3738 | PP(pp_rmdir) | |
3739 | { | |
39644a26 | 3740 | dSP; dTARGET; |
a0d0e21e | 3741 | char *tmps; |
2d8e6c8d | 3742 | STRLEN n_a; |
a0d0e21e | 3743 | |
2d8e6c8d | 3744 | tmps = POPpx; |
a0d0e21e LW |
3745 | TAINT_PROPER("rmdir"); |
3746 | #ifdef HAS_RMDIR | |
6ad3d225 | 3747 | XPUSHi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e LW |
3748 | #else |
3749 | XPUSHi( dooneliner("rmdir", tmps) ); | |
3750 | #endif | |
3751 | RETURN; | |
3752 | } | |
3753 | ||
3754 | /* Directory calls. */ | |
3755 | ||
3756 | PP(pp_open_dir) | |
3757 | { | |
a0d0e21e | 3758 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3759 | dSP; |
2d8e6c8d GS |
3760 | STRLEN n_a; |
3761 | char *dirname = POPpx; | |
1e2c6ed7 JH |
3762 | GV *gv = (GV*)POPs; |
3763 | register IO *io = GvIOn(gv); | |
a0d0e21e LW |
3764 | |
3765 | if (!io) | |
3766 | goto nope; | |
3767 | ||
3768 | if (IoDIRP(io)) | |
6ad3d225 GS |
3769 | PerlDir_close(IoDIRP(io)); |
3770 | if (!(IoDIRP(io) = PerlDir_open(dirname))) | |
a0d0e21e LW |
3771 | goto nope; |
3772 | ||
3773 | RETPUSHYES; | |
3774 | nope: | |
3775 | if (!errno) | |
91487cfc | 3776 | SETERRNO(EBADF,RMS$_DIR); |
a0d0e21e LW |
3777 | RETPUSHUNDEF; |
3778 | #else | |
cea2e8a9 | 3779 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3780 | #endif |
3781 | } | |
3782 | ||
3783 | PP(pp_readdir) | |
3784 | { | |
a0d0e21e | 3785 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3786 | dSP; |
fd8cd3a3 | 3787 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3788 | Direntry_t *readdir (DIR *); |
a0d0e21e LW |
3789 | #endif |
3790 | register Direntry_t *dp; | |
3791 | GV *gv = (GV*)POPs; | |
3792 | register IO *io = GvIOn(gv); | |
fb73857a | 3793 | SV *sv; |
a0d0e21e LW |
3794 | |
3795 | if (!io || !IoDIRP(io)) | |
3796 | goto nope; | |
3797 | ||
3798 | if (GIMME == G_ARRAY) { | |
3799 | /*SUPPRESS 560*/ | |
155aba94 | 3800 | while ((dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) { |
a0d0e21e | 3801 | #ifdef DIRNAMLEN |
79cb57f6 | 3802 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3803 | #else |
fb73857a | 3804 | sv = newSVpv(dp->d_name, 0); |
3805 | #endif | |
3806 | #ifndef INCOMPLETE_TAINTS | |
26fb8f1f GS |
3807 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3808 | SvTAINTED_on(sv); | |
a0d0e21e | 3809 | #endif |
fb73857a | 3810 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e LW |
3811 | } |
3812 | } | |
3813 | else { | |
6ad3d225 | 3814 | if (!(dp = (Direntry_t *)PerlDir_read(IoDIRP(io)))) |
a0d0e21e LW |
3815 | goto nope; |
3816 | #ifdef DIRNAMLEN | |
79cb57f6 | 3817 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3818 | #else |
fb73857a | 3819 | sv = newSVpv(dp->d_name, 0); |
a0d0e21e | 3820 | #endif |
fb73857a | 3821 | #ifndef INCOMPLETE_TAINTS |
26fb8f1f GS |
3822 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3823 | SvTAINTED_on(sv); | |
fb73857a | 3824 | #endif |
3825 | XPUSHs(sv_2mortal(sv)); | |
a0d0e21e LW |
3826 | } |
3827 | RETURN; | |
3828 | ||
3829 | nope: | |
3830 | if (!errno) | |
91487cfc | 3831 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3832 | if (GIMME == G_ARRAY) |
3833 | RETURN; | |
3834 | else | |
3835 | RETPUSHUNDEF; | |
3836 | #else | |
cea2e8a9 | 3837 | DIE(aTHX_ PL_no_dir_func, "readdir"); |
a0d0e21e LW |
3838 | #endif |
3839 | } | |
3840 | ||
3841 | PP(pp_telldir) | |
3842 | { | |
a0d0e21e | 3843 | #if defined(HAS_TELLDIR) || defined(telldir) |
9cad6237 | 3844 | dSP; dTARGET; |
968dcd91 JH |
3845 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
3846 | /* XXX netbsd still seemed to. | |
3847 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
3848 | --JHI 1999-Feb-02 */ | |
3849 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 3850 | long telldir (DIR *); |
dfe9444c | 3851 | # endif |
a0d0e21e LW |
3852 | GV *gv = (GV*)POPs; |
3853 | register IO *io = GvIOn(gv); | |
3854 | ||
3855 | if (!io || !IoDIRP(io)) | |
3856 | goto nope; | |
3857 | ||
6ad3d225 | 3858 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
3859 | RETURN; |
3860 | nope: | |
3861 | if (!errno) | |
91487cfc | 3862 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3863 | RETPUSHUNDEF; |
3864 | #else | |
cea2e8a9 | 3865 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
3866 | #endif |
3867 | } | |
3868 | ||
3869 | PP(pp_seekdir) | |
3870 | { | |
a0d0e21e | 3871 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 3872 | dSP; |
a0d0e21e LW |
3873 | long along = POPl; |
3874 | GV *gv = (GV*)POPs; | |
3875 | register IO *io = GvIOn(gv); | |
3876 | ||
3877 | if (!io || !IoDIRP(io)) | |
3878 | goto nope; | |
3879 | ||
6ad3d225 | 3880 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
3881 | |
3882 | RETPUSHYES; | |
3883 | nope: | |
3884 | if (!errno) | |
91487cfc | 3885 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3886 | RETPUSHUNDEF; |
3887 | #else | |
cea2e8a9 | 3888 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
3889 | #endif |
3890 | } | |
3891 | ||
3892 | PP(pp_rewinddir) | |
3893 | { | |
a0d0e21e | 3894 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 3895 | dSP; |
a0d0e21e LW |
3896 | GV *gv = (GV*)POPs; |
3897 | register IO *io = GvIOn(gv); | |
3898 | ||
3899 | if (!io || !IoDIRP(io)) | |
3900 | goto nope; | |
3901 | ||
6ad3d225 | 3902 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
3903 | RETPUSHYES; |
3904 | nope: | |
3905 | if (!errno) | |
91487cfc | 3906 | SETERRNO(EBADF,RMS$_ISI); |
a0d0e21e LW |
3907 | RETPUSHUNDEF; |
3908 | #else | |
cea2e8a9 | 3909 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
3910 | #endif |
3911 | } | |
3912 | ||
3913 | PP(pp_closedir) | |
3914 | { | |
a0d0e21e | 3915 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3916 | dSP; |
a0d0e21e LW |
3917 | GV *gv = (GV*)POPs; |
3918 | register IO *io = GvIOn(gv); | |
3919 | ||
3920 | if (!io || !IoDIRP(io)) | |
3921 | goto nope; | |
3922 | ||
3923 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 3924 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 3925 | #else |
6ad3d225 | 3926 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 3927 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 3928 | goto nope; |
748a9306 | 3929 | } |
a0d0e21e LW |
3930 | #endif |
3931 | IoDIRP(io) = 0; | |
3932 | ||
3933 | RETPUSHYES; | |
3934 | nope: | |
3935 | if (!errno) | |
91487cfc | 3936 | SETERRNO(EBADF,RMS$_IFI); |
a0d0e21e LW |
3937 | RETPUSHUNDEF; |
3938 | #else | |
cea2e8a9 | 3939 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
3940 | #endif |
3941 | } | |
3942 | ||
3943 | /* Process control. */ | |
3944 | ||
3945 | PP(pp_fork) | |
3946 | { | |
44a8e56a | 3947 | #ifdef HAS_FORK |
39644a26 | 3948 | dSP; dTARGET; |
761237fe | 3949 | Pid_t childpid; |
a0d0e21e LW |
3950 | GV *tmpgv; |
3951 | ||
3952 | EXTEND(SP, 1); | |
45bc9206 | 3953 | PERL_FLUSHALL_FOR_CHILD; |
52e18b1f | 3954 | childpid = PerlProc_fork(); |
a0d0e21e LW |
3955 | if (childpid < 0) |
3956 | RETSETUNDEF; | |
3957 | if (!childpid) { | |
3958 | /*SUPPRESS 560*/ | |
306196c3 MS |
3959 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) { |
3960 | SvREADONLY_off(GvSV(tmpgv)); | |
146174a9 | 3961 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
3962 | SvREADONLY_on(GvSV(tmpgv)); |
3963 | } | |
3280af22 | 3964 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
a0d0e21e LW |
3965 | } |
3966 | PUSHi(childpid); | |
3967 | RETURN; | |
3968 | #else | |
146174a9 | 3969 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 3970 | dSP; dTARGET; |
146174a9 CB |
3971 | Pid_t childpid; |
3972 | ||
3973 | EXTEND(SP, 1); | |
3974 | PERL_FLUSHALL_FOR_CHILD; | |
3975 | childpid = PerlProc_fork(); | |
60fa28ff GS |
3976 | if (childpid == -1) |
3977 | RETSETUNDEF; | |
146174a9 CB |
3978 | PUSHi(childpid); |
3979 | RETURN; | |
3980 | # else | |
0322a713 | 3981 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 3982 | # endif |
a0d0e21e LW |
3983 | #endif |
3984 | } | |
3985 | ||
3986 | PP(pp_wait) | |
3987 | { | |
301e8125 | 3988 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 3989 | dSP; dTARGET; |
761237fe | 3990 | Pid_t childpid; |
a0d0e21e | 3991 | int argflags; |
a0d0e21e | 3992 | |
0a0ada86 | 3993 | #ifdef PERL_OLD_SIGNALS |
44a8e56a | 3994 | childpid = wait4pid(-1, &argflags, 0); |
0a0ada86 NIS |
3995 | #else |
3996 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && errno == EINTR) { | |
3997 | PERL_ASYNC_CHECK(); | |
3998 | } | |
3999 | #endif | |
68a29c53 GS |
4000 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4001 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
4002 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
4003 | # else | |
f86702cc | 4004 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4005 | # endif |
44a8e56a | 4006 | XPUSHi(childpid); |
a0d0e21e LW |
4007 | RETURN; |
4008 | #else | |
0322a713 | 4009 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
4010 | #endif |
4011 | } | |
4012 | ||
4013 | PP(pp_waitpid) | |
4014 | { | |
301e8125 | 4015 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4016 | dSP; dTARGET; |
761237fe | 4017 | Pid_t childpid; |
a0d0e21e LW |
4018 | int optype; |
4019 | int argflags; | |
a0d0e21e | 4020 | |
a0d0e21e LW |
4021 | optype = POPi; |
4022 | childpid = TOPi; | |
0a0ada86 | 4023 | #ifdef PERL_OLD_SIGNALS |
a0d0e21e | 4024 | childpid = wait4pid(childpid, &argflags, optype); |
0a0ada86 NIS |
4025 | #else |
4026 | while ((childpid = wait4pid(childpid, &argflags, optype)) == -1 && errno == EINTR) { | |
4027 | PERL_ASYNC_CHECK(); | |
4028 | } | |
4029 | #endif | |
68a29c53 GS |
4030 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4031 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
4032 | STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); | |
4033 | # else | |
f86702cc | 4034 | STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4035 | # endif |
44a8e56a | 4036 | SETi(childpid); |
a0d0e21e LW |
4037 | RETURN; |
4038 | #else | |
0322a713 | 4039 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
4040 | #endif |
4041 | } | |
4042 | ||
4043 | PP(pp_system) | |
4044 | { | |
39644a26 | 4045 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4046 | I32 value; |
2d8e6c8d | 4047 | STRLEN n_a; |
76ffd3b9 | 4048 | int result; |
e7766f89 | 4049 | I32 did_pipes = 0; |
a0d0e21e | 4050 | |
bbd7eb8a RD |
4051 | if (PL_tainting) { |
4052 | TAINT_ENV(); | |
4053 | while (++MARK <= SP) { | |
4054 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
40d98b49 | 4055 | if (PL_tainted) |
bbd7eb8a RD |
4056 | break; |
4057 | } | |
4058 | MARK = ORIGMARK; | |
4059 | /* XXX Remove warning at end of deprecation cycle --RD 2002-02 */ | |
4060 | if (SP - MARK == 1) { | |
a0d0e21e LW |
4061 | TAINT_PROPER("system"); |
4062 | } | |
12bcd1a6 PM |
4063 | else if (ckWARN2(WARN_TAINT, WARN_DEPRECATED)) { |
4064 | Perl_warner(aTHX_ packWARN2(WARN_TAINT, WARN_DEPRECATED), | |
bbd7eb8a RD |
4065 | "Use of tainted arguments in %s is deprecated", "system"); |
4066 | } | |
a0d0e21e | 4067 | } |
45bc9206 | 4068 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 4069 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 | 4070 | { |
eb160463 GS |
4071 | Pid_t childpid; |
4072 | int pp[2]; | |
4073 | ||
4074 | if (PerlProc_pipe(pp) >= 0) | |
4075 | did_pipes = 1; | |
4076 | while ((childpid = PerlProc_fork()) == -1) { | |
4077 | if (errno != EAGAIN) { | |
4078 | value = -1; | |
4079 | SP = ORIGMARK; | |
4080 | PUSHi(value); | |
4081 | if (did_pipes) { | |
4082 | PerlLIO_close(pp[0]); | |
4083 | PerlLIO_close(pp[1]); | |
4084 | } | |
4085 | RETURN; | |
4086 | } | |
4087 | sleep(5); | |
4088 | } | |
4089 | if (childpid > 0) { | |
4090 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
4091 | int status; | |
4092 | ||
4093 | if (did_pipes) | |
4094 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4095 | #ifndef PERL_MICRO |
eb160463 GS |
4096 | rsignal_save(SIGINT, SIG_IGN, &ihand); |
4097 | rsignal_save(SIGQUIT, SIG_IGN, &qhand); | |
64ca3a65 | 4098 | #endif |
eb160463 GS |
4099 | do { |
4100 | result = wait4pid(childpid, &status, 0); | |
4101 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4102 | #ifndef PERL_MICRO |
eb160463 GS |
4103 | (void)rsignal_restore(SIGINT, &ihand); |
4104 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4105 | #endif | |
4106 | STATUS_NATIVE_SET(result == -1 ? -1 : status); | |
4107 | do_execfree(); /* free any memory child malloced on fork */ | |
4108 | SP = ORIGMARK; | |
4109 | if (did_pipes) { | |
4110 | int errkid; | |
4111 | int n = 0, n1; | |
4112 | ||
4113 | while (n < sizeof(int)) { | |
4114 | n1 = PerlLIO_read(pp[0], | |
4115 | (void*)(((char*)&errkid)+n), | |
4116 | (sizeof(int)) - n); | |
4117 | if (n1 <= 0) | |
4118 | break; | |
4119 | n += n1; | |
4120 | } | |
4121 | PerlLIO_close(pp[0]); | |
4122 | if (n) { /* Error */ | |
4123 | if (n != sizeof(int)) | |
4124 | DIE(aTHX_ "panic: kid popen errno read"); | |
4125 | errno = errkid; /* Propagate errno from kid */ | |
4126 | STATUS_CURRENT = -1; | |
4127 | } | |
4128 | } | |
4129 | PUSHi(STATUS_CURRENT); | |
4130 | RETURN; | |
4131 | } | |
4132 | if (did_pipes) { | |
4133 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4134 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
eb160463 | 4135 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
d5a9bfb0 | 4136 | #endif |
eb160463 | 4137 | } |
e0a1f643 JH |
4138 | if (PL_op->op_flags & OPf_STACKED) { |
4139 | SV *really = *++MARK; | |
4140 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); | |
4141 | } | |
4142 | else if (SP - MARK != 1) | |
4143 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); | |
4144 | else { | |
4145 | value = (I32)do_exec3(SvPVx(sv_mortalcopy(*SP), n_a), pp[1], did_pipes); | |
4146 | } | |
4147 | PerlProc__exit(-1); | |
d5a9bfb0 | 4148 | } |
c3293030 | 4149 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4150 | PL_statusvalue = 0; |
4151 | result = 0; | |
911d147d | 4152 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4153 | SV *really = *++MARK; |
c5be433b | 4154 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
a0d0e21e LW |
4155 | } |
4156 | else if (SP - MARK != 1) | |
c5be433b | 4157 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
a0d0e21e | 4158 | else { |
c5be433b | 4159 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4160 | } |
922b1888 GS |
4161 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4162 | result = 1; | |
f86702cc | 4163 | STATUS_NATIVE_SET(value); |
a0d0e21e LW |
4164 | do_execfree(); |
4165 | SP = ORIGMARK; | |
922b1888 | 4166 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4167 | #endif /* !FORK or VMS */ |
4168 | RETURN; | |
4169 | } | |
4170 | ||
4171 | PP(pp_exec) | |
4172 | { | |
39644a26 | 4173 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4174 | I32 value; |
2d8e6c8d | 4175 | STRLEN n_a; |
a0d0e21e | 4176 | |
bbd7eb8a RD |
4177 | if (PL_tainting) { |
4178 | TAINT_ENV(); | |
4179 | while (++MARK <= SP) { | |
4180 | (void)SvPV_nolen(*MARK); /* stringify for taint check */ | |
40d98b49 | 4181 | if (PL_tainted) |
bbd7eb8a RD |
4182 | break; |
4183 | } | |
4184 | MARK = ORIGMARK; | |
4185 | /* XXX Remove warning at end of deprecation cycle --RD 2002-02 */ | |
4186 | if (SP - MARK == 1) { | |
4187 | TAINT_PROPER("exec"); | |
4188 | } | |
12bcd1a6 PM |
4189 | else if (ckWARN2(WARN_TAINT, WARN_DEPRECATED)) { |
4190 | Perl_warner(aTHX_ packWARN2(WARN_TAINT, WARN_DEPRECATED), | |
bbd7eb8a RD |
4191 | "Use of tainted arguments in %s is deprecated", "exec"); |
4192 | } | |
4193 | } | |
45bc9206 | 4194 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4195 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4196 | SV *really = *++MARK; |
4197 | value = (I32)do_aexec(really, MARK, SP); | |
4198 | } | |
4199 | else if (SP - MARK != 1) | |
4200 | #ifdef VMS | |
4201 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4202 | #else | |
092bebab JH |
4203 | # ifdef __OPEN_VM |
4204 | { | |
c5be433b | 4205 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4206 | value = 0; |
4207 | } | |
4208 | # else | |
a0d0e21e | 4209 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4210 | # endif |
a0d0e21e LW |
4211 | #endif |
4212 | else { | |
a0d0e21e | 4213 | #ifdef VMS |
2d8e6c8d | 4214 | value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
a0d0e21e | 4215 | #else |
092bebab | 4216 | # ifdef __OPEN_VM |
c5be433b | 4217 | (void) do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab JH |
4218 | value = 0; |
4219 | # else | |
2d8e6c8d | 4220 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), n_a)); |
092bebab | 4221 | # endif |
a0d0e21e LW |
4222 | #endif |
4223 | } | |
146174a9 | 4224 | |
a0d0e21e LW |
4225 | SP = ORIGMARK; |
4226 | PUSHi(value); | |
4227 | RETURN; | |
4228 | } | |
4229 | ||
4230 | PP(pp_kill) | |
4231 | { | |
9cad6237 | 4232 | #ifdef HAS_KILL |
39644a26 | 4233 | dSP; dMARK; dTARGET; |
a0d0e21e | 4234 | I32 value; |
533c011a | 4235 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4236 | SP = MARK; |
4237 | PUSHi(value); | |
4238 | RETURN; | |
4239 | #else | |
0322a713 | 4240 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4241 | #endif |
4242 | } | |
4243 | ||
4244 | PP(pp_getppid) | |
4245 | { | |
4246 | #ifdef HAS_GETPPID | |
39644a26 | 4247 | dSP; dTARGET; |
a0d0e21e LW |
4248 | XPUSHi( getppid() ); |
4249 | RETURN; | |
4250 | #else | |
cea2e8a9 | 4251 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4252 | #endif |
4253 | } | |
4254 | ||
4255 | PP(pp_getpgrp) | |
4256 | { | |
4257 | #ifdef HAS_GETPGRP | |
39644a26 | 4258 | dSP; dTARGET; |
d8a83dd3 | 4259 | Pid_t pid; |
9853a804 | 4260 | Pid_t pgrp; |
a0d0e21e LW |
4261 | |
4262 | if (MAXARG < 1) | |
4263 | pid = 0; | |
4264 | else | |
4265 | pid = SvIVx(POPs); | |
c3293030 | 4266 | #ifdef BSD_GETPGRP |
9853a804 | 4267 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4268 | #else |
146174a9 | 4269 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4270 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4271 | pgrp = getpgrp(); |
a0d0e21e | 4272 | #endif |
9853a804 | 4273 | XPUSHi(pgrp); |
a0d0e21e LW |
4274 | RETURN; |
4275 | #else | |
cea2e8a9 | 4276 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4277 | #endif |
4278 | } | |
4279 | ||
4280 | PP(pp_setpgrp) | |
4281 | { | |
4282 | #ifdef HAS_SETPGRP | |
39644a26 | 4283 | dSP; dTARGET; |
d8a83dd3 JH |
4284 | Pid_t pgrp; |
4285 | Pid_t pid; | |
a0d0e21e LW |
4286 | if (MAXARG < 2) { |
4287 | pgrp = 0; | |
4288 | pid = 0; | |
4289 | } | |
4290 | else { | |
4291 | pgrp = POPi; | |
4292 | pid = TOPi; | |
4293 | } | |
4294 | ||
4295 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4296 | #ifdef BSD_SETPGRP |
4297 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4298 | #else |
146174a9 CB |
4299 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4300 | || (pid != 0 && pid != PerlProc_getpid())) | |
4301 | { | |
4302 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4303 | } | |
a0d0e21e LW |
4304 | SETi( setpgrp() >= 0 ); |
4305 | #endif /* USE_BSDPGRP */ | |
4306 | RETURN; | |
4307 | #else | |
cea2e8a9 | 4308 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4309 | #endif |
4310 | } | |
4311 | ||
4312 | PP(pp_getpriority) | |
4313 | { | |
a0d0e21e | 4314 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4315 | dSP; dTARGET; |
d05c1ba0 JH |
4316 | int who = POPi; |
4317 | int which = TOPi; | |
a0d0e21e LW |
4318 | SETi( getpriority(which, who) ); |
4319 | RETURN; | |
4320 | #else | |
cea2e8a9 | 4321 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4322 | #endif |
4323 | } | |
4324 | ||
4325 | PP(pp_setpriority) | |
4326 | { | |
a0d0e21e | 4327 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4328 | dSP; dTARGET; |
d05c1ba0 JH |
4329 | int niceval = POPi; |
4330 | int who = POPi; | |
4331 | int which = TOPi; | |
a0d0e21e LW |
4332 | TAINT_PROPER("setpriority"); |
4333 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4334 | RETURN; | |
4335 | #else | |
cea2e8a9 | 4336 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4337 | #endif |
4338 | } | |
4339 | ||
4340 | /* Time calls. */ | |
4341 | ||
4342 | PP(pp_time) | |
4343 | { | |
39644a26 | 4344 | dSP; dTARGET; |
cbdc8872 | 4345 | #ifdef BIG_TIME |
4346 | XPUSHn( time(Null(Time_t*)) ); | |
4347 | #else | |
a0d0e21e | 4348 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4349 | #endif |
a0d0e21e LW |
4350 | RETURN; |
4351 | } | |
4352 | ||
cd52b7b2 | 4353 | /* XXX The POSIX name is CLK_TCK; it is to be preferred |
4354 | to HZ. Probably. For now, assume that if the system | |
4355 | defines HZ, it does so correctly. (Will this break | |
4356 | on VMS?) | |
4357 | Probably we ought to use _sysconf(_SC_CLK_TCK), if | |
4358 | it's supported. --AD 9/96. | |
4359 | */ | |
4360 | ||
9bc87460 JH |
4361 | #ifdef __BEOS__ |
4362 | # define HZ 1000000 | |
4363 | #endif | |
4364 | ||
a0d0e21e | 4365 | #ifndef HZ |
cd52b7b2 | 4366 | # ifdef CLK_TCK |
4367 | # define HZ CLK_TCK | |
4368 | # else | |
4369 | # define HZ 60 | |
4370 | # endif | |
a0d0e21e LW |
4371 | #endif |
4372 | ||
4373 | PP(pp_tms) | |
4374 | { | |
9cad6237 | 4375 | #ifdef HAS_TIMES |
39644a26 | 4376 | dSP; |
a0d0e21e | 4377 | EXTEND(SP, 4); |
a0d0e21e | 4378 | #ifndef VMS |
3280af22 | 4379 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4380 | #else |
6b88bc9c | 4381 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4382 | /* struct tms, though same data */ |
4383 | /* is returned. */ | |
a0d0e21e LW |
4384 | #endif |
4385 | ||
65202027 | 4386 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/HZ))); |
a0d0e21e | 4387 | if (GIMME == G_ARRAY) { |
65202027 DS |
4388 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/HZ))); |
4389 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/HZ))); | |
4390 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/HZ))); | |
a0d0e21e LW |
4391 | } |
4392 | RETURN; | |
9cad6237 JH |
4393 | #else |
4394 | DIE(aTHX_ "times not implemented"); | |
55497cff | 4395 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4396 | } |
4397 | ||
4398 | PP(pp_localtime) | |
4399 | { | |
cea2e8a9 | 4400 | return pp_gmtime(); |
a0d0e21e LW |
4401 | } |
4402 | ||
4403 | PP(pp_gmtime) | |
4404 | { | |
39644a26 | 4405 | dSP; |
a0d0e21e LW |
4406 | Time_t when; |
4407 | struct tm *tmbuf; | |
4408 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4409 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
4410 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
4411 | ||
4412 | if (MAXARG < 1) | |
4413 | (void)time(&when); | |
4414 | else | |
cbdc8872 | 4415 | #ifdef BIG_TIME |
4416 | when = (Time_t)SvNVx(POPs); | |
4417 | #else | |
a0d0e21e | 4418 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4419 | #endif |
a0d0e21e | 4420 | |
533c011a | 4421 | if (PL_op->op_type == OP_LOCALTIME) |
a0d0e21e LW |
4422 | tmbuf = localtime(&when); |
4423 | else | |
4424 | tmbuf = gmtime(&when); | |
4425 | ||
a0d0e21e | 4426 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4427 | SV *tsv; |
9a5ff6d9 AB |
4428 | EXTEND(SP, 1); |
4429 | EXTEND_MORTAL(1); | |
a0d0e21e LW |
4430 | if (!tmbuf) |
4431 | RETPUSHUNDEF; | |
be28567c | 4432 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4433 | dayname[tmbuf->tm_wday], |
4434 | monname[tmbuf->tm_mon], | |
be28567c GS |
4435 | tmbuf->tm_mday, |
4436 | tmbuf->tm_hour, | |
4437 | tmbuf->tm_min, | |
4438 | tmbuf->tm_sec, | |
4439 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4440 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4441 | } |
4442 | else if (tmbuf) { | |
9a5ff6d9 AB |
4443 | EXTEND(SP, 9); |
4444 | EXTEND_MORTAL(9); | |
4445 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); | |
c6419e06 JH |
4446 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); |
4447 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4448 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4449 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4450 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4451 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4452 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4453 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4454 | } |
4455 | RETURN; | |
4456 | } | |
4457 | ||
4458 | PP(pp_alarm) | |
4459 | { | |
9cad6237 | 4460 | #ifdef HAS_ALARM |
39644a26 | 4461 | dSP; dTARGET; |
a0d0e21e | 4462 | int anum; |
a0d0e21e LW |
4463 | anum = POPi; |
4464 | anum = alarm((unsigned int)anum); | |
4465 | EXTEND(SP, 1); | |
4466 | if (anum < 0) | |
4467 | RETPUSHUNDEF; | |
c6419e06 | 4468 | PUSHi(anum); |
a0d0e21e LW |
4469 | RETURN; |
4470 | #else | |
0322a713 | 4471 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4472 | #endif |
4473 | } | |
4474 | ||
4475 | PP(pp_sleep) | |
4476 | { | |
39644a26 | 4477 | dSP; dTARGET; |
a0d0e21e LW |
4478 | I32 duration; |
4479 | Time_t lasttime; | |
4480 | Time_t when; | |
4481 | ||
4482 | (void)time(&lasttime); | |
4483 | if (MAXARG < 1) | |
76e3520e | 4484 | PerlProc_pause(); |
a0d0e21e LW |
4485 | else { |
4486 | duration = POPi; | |
76e3520e | 4487 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4488 | } |
4489 | (void)time(&when); | |
4490 | XPUSHi(when - lasttime); | |
4491 | RETURN; | |
4492 | } | |
4493 | ||
4494 | /* Shared memory. */ | |
4495 | ||
4496 | PP(pp_shmget) | |
4497 | { | |
cea2e8a9 | 4498 | return pp_semget(); |
a0d0e21e LW |
4499 | } |
4500 | ||
4501 | PP(pp_shmctl) | |
4502 | { | |
cea2e8a9 | 4503 | return pp_semctl(); |
a0d0e21e LW |
4504 | } |
4505 | ||
4506 | PP(pp_shmread) | |
4507 | { | |
cea2e8a9 | 4508 | return pp_shmwrite(); |
a0d0e21e LW |
4509 | } |
4510 | ||
4511 | PP(pp_shmwrite) | |
4512 | { | |
4513 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4514 | dSP; dMARK; dTARGET; |
533c011a | 4515 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4516 | SP = MARK; |
4517 | PUSHi(value); | |
4518 | RETURN; | |
4519 | #else | |
cea2e8a9 | 4520 | return pp_semget(); |
a0d0e21e LW |
4521 | #endif |
4522 | } | |
4523 | ||
4524 | /* Message passing. */ | |
4525 | ||
4526 | PP(pp_msgget) | |
4527 | { | |
cea2e8a9 | 4528 | return pp_semget(); |
a0d0e21e LW |
4529 | } |
4530 | ||
4531 | PP(pp_msgctl) | |
4532 | { | |
cea2e8a9 | 4533 | return pp_semctl(); |
a0d0e21e LW |
4534 | } |
4535 | ||
4536 | PP(pp_msgsnd) | |
4537 | { | |
4538 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4539 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4540 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4541 | SP = MARK; | |
4542 | PUSHi(value); | |
4543 | RETURN; | |
4544 | #else | |
cea2e8a9 | 4545 | return pp_semget(); |
a0d0e21e LW |
4546 | #endif |
4547 | } | |
4548 | ||
4549 | PP(pp_msgrcv) | |
4550 | { | |
4551 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4552 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4553 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4554 | SP = MARK; | |
4555 | PUSHi(value); | |
4556 | RETURN; | |
4557 | #else | |
cea2e8a9 | 4558 | return pp_semget(); |
a0d0e21e LW |
4559 | #endif |
4560 | } | |
4561 | ||
4562 | /* Semaphores. */ | |
4563 | ||
4564 | PP(pp_semget) | |
4565 | { | |
4566 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4567 | dSP; dMARK; dTARGET; |
533c011a | 4568 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4569 | SP = MARK; |
4570 | if (anum == -1) | |
4571 | RETPUSHUNDEF; | |
4572 | PUSHi(anum); | |
4573 | RETURN; | |
4574 | #else | |
cea2e8a9 | 4575 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4576 | #endif |
4577 | } | |
4578 | ||
4579 | PP(pp_semctl) | |
4580 | { | |
4581 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4582 | dSP; dMARK; dTARGET; |
533c011a | 4583 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4584 | SP = MARK; |
4585 | if (anum == -1) | |
4586 | RETSETUNDEF; | |
4587 | if (anum != 0) { | |
4588 | PUSHi(anum); | |
4589 | } | |
4590 | else { | |
8903cb82 | 4591 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4592 | } |
4593 | RETURN; | |
4594 | #else | |
cea2e8a9 | 4595 | return pp_semget(); |
a0d0e21e LW |
4596 | #endif |
4597 | } | |
4598 | ||
4599 | PP(pp_semop) | |
4600 | { | |
4601 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4602 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4603 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4604 | SP = MARK; | |
4605 | PUSHi(value); | |
4606 | RETURN; | |
4607 | #else | |
cea2e8a9 | 4608 | return pp_semget(); |
a0d0e21e LW |
4609 | #endif |
4610 | } | |
4611 | ||
4612 | /* Get system info. */ | |
4613 | ||
4614 | PP(pp_ghbyname) | |
4615 | { | |
693762b4 | 4616 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4617 | return pp_ghostent(); |
a0d0e21e | 4618 | #else |
cea2e8a9 | 4619 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4620 | #endif |
4621 | } | |
4622 | ||
4623 | PP(pp_ghbyaddr) | |
4624 | { | |
693762b4 | 4625 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4626 | return pp_ghostent(); |
a0d0e21e | 4627 | #else |
cea2e8a9 | 4628 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4629 | #endif |
4630 | } | |
4631 | ||
4632 | PP(pp_ghostent) | |
4633 | { | |
693762b4 | 4634 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4635 | dSP; |
533c011a | 4636 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4637 | register char **elem; |
4638 | register SV *sv; | |
dc45a647 | 4639 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4640 | struct hostent *gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4641 | struct hostent *gethostbyname(Netdb_name_t); | |
4642 | struct hostent *gethostent(void); | |
a0d0e21e LW |
4643 | #endif |
4644 | struct hostent *hent; | |
4645 | unsigned long len; | |
2d8e6c8d | 4646 | STRLEN n_a; |
a0d0e21e LW |
4647 | |
4648 | EXTEND(SP, 10); | |
edd309b7 | 4649 | if (which == OP_GHBYNAME) { |
dc45a647 | 4650 | #ifdef HAS_GETHOSTBYNAME |
edd309b7 JH |
4651 | char* name = POPpbytex; |
4652 | hent = PerlSock_gethostbyname(name); | |
dc45a647 | 4653 | #else |
cea2e8a9 | 4654 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4655 | #endif |
edd309b7 | 4656 | } |
a0d0e21e | 4657 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4658 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4659 | int addrtype = POPi; |
748a9306 | 4660 | SV *addrsv = POPs; |
a0d0e21e | 4661 | STRLEN addrlen; |
595ae481 | 4662 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4663 | |
4599a1de | 4664 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4665 | #else |
cea2e8a9 | 4666 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4667 | #endif |
a0d0e21e LW |
4668 | } |
4669 | else | |
4670 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4671 | hent = PerlSock_gethostent(); |
a0d0e21e | 4672 | #else |
cea2e8a9 | 4673 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4674 | #endif |
4675 | ||
4676 | #ifdef HOST_NOT_FOUND | |
10bc17b6 JH |
4677 | if (!hent) { |
4678 | #ifdef USE_REENTRANT_API | |
4679 | # ifdef USE_GETHOSTENT_ERRNO | |
4680 | h_errno = PL_reentrant_buffer->_gethostent_errno; | |
4681 | # endif | |
4682 | #endif | |
4683 | STATUS_NATIVE_SET(h_errno); | |
4684 | } | |
a0d0e21e LW |
4685 | #endif |
4686 | ||
4687 | if (GIMME != G_ARRAY) { | |
4688 | PUSHs(sv = sv_newmortal()); | |
4689 | if (hent) { | |
4690 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4691 | if (hent->h_addr) |
4692 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4693 | } |
4694 | else | |
4695 | sv_setpv(sv, (char*)hent->h_name); | |
4696 | } | |
4697 | RETURN; | |
4698 | } | |
4699 | ||
4700 | if (hent) { | |
3280af22 | 4701 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4702 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4703 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4704 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4705 | sv_catpv(sv, *elem); | |
4706 | if (elem[1]) | |
4707 | sv_catpvn(sv, " ", 1); | |
4708 | } | |
3280af22 | 4709 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4710 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4711 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4712 | len = hent->h_length; |
1e422769 | 4713 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4714 | #ifdef h_addr |
4715 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4716 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4717 | sv_setpvn(sv, *elem, len); |
4718 | } | |
4719 | #else | |
6b88bc9c | 4720 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4721 | if (hent->h_addr) |
4722 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4723 | #endif /* h_addr */ |
4724 | } | |
4725 | RETURN; | |
4726 | #else | |
cea2e8a9 | 4727 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4728 | #endif |
4729 | } | |
4730 | ||
4731 | PP(pp_gnbyname) | |
4732 | { | |
693762b4 | 4733 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4734 | return pp_gnetent(); |
a0d0e21e | 4735 | #else |
cea2e8a9 | 4736 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4737 | #endif |
4738 | } | |
4739 | ||
4740 | PP(pp_gnbyaddr) | |
4741 | { | |
693762b4 | 4742 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4743 | return pp_gnetent(); |
a0d0e21e | 4744 | #else |
cea2e8a9 | 4745 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4746 | #endif |
4747 | } | |
4748 | ||
4749 | PP(pp_gnetent) | |
4750 | { | |
693762b4 | 4751 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4752 | dSP; |
533c011a | 4753 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4754 | register char **elem; |
4755 | register SV *sv; | |
dc45a647 | 4756 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4757 | struct netent *getnetbyaddr(Netdb_net_t, int); |
4758 | struct netent *getnetbyname(Netdb_name_t); | |
4759 | struct netent *getnetent(void); | |
8ac85365 | 4760 | #endif |
a0d0e21e | 4761 | struct netent *nent; |
2d8e6c8d | 4762 | STRLEN n_a; |
a0d0e21e | 4763 | |
edd309b7 | 4764 | if (which == OP_GNBYNAME){ |
dc45a647 | 4765 | #ifdef HAS_GETNETBYNAME |
edd309b7 JH |
4766 | char *name = POPpbytex; |
4767 | nent = PerlSock_getnetbyname(name); | |
dc45a647 | 4768 | #else |
cea2e8a9 | 4769 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4770 | #endif |
edd309b7 | 4771 | } |
a0d0e21e | 4772 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4773 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4774 | int addrtype = POPi; |
3bb7c1b4 | 4775 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4776 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4777 | #else |
cea2e8a9 | 4778 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4779 | #endif |
a0d0e21e LW |
4780 | } |
4781 | else | |
dc45a647 | 4782 | #ifdef HAS_GETNETENT |
76e3520e | 4783 | nent = PerlSock_getnetent(); |
dc45a647 | 4784 | #else |
cea2e8a9 | 4785 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4786 | #endif |
a0d0e21e | 4787 | |
10bc17b6 JH |
4788 | #ifdef HOST_NOT_FOUND |
4789 | if (!nent) { | |
4790 | #ifdef USE_REENTRANT_API | |
4791 | # ifdef USE_GETNETENT_ERRNO | |
4792 | h_errno = PL_reentrant_buffer->_getnetent_errno; | |
4793 | # endif | |
4794 | #endif | |
4795 | STATUS_NATIVE_SET(h_errno); | |
4796 | } | |
4797 | #endif | |
4798 | ||
a0d0e21e LW |
4799 | EXTEND(SP, 4); |
4800 | if (GIMME != G_ARRAY) { | |
4801 | PUSHs(sv = sv_newmortal()); | |
4802 | if (nent) { | |
4803 | if (which == OP_GNBYNAME) | |
1e422769 | 4804 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4805 | else |
4806 | sv_setpv(sv, nent->n_name); | |
4807 | } | |
4808 | RETURN; | |
4809 | } | |
4810 | ||
4811 | if (nent) { | |
3280af22 | 4812 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4813 | sv_setpv(sv, nent->n_name); |
3280af22 | 4814 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4815 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4816 | sv_catpv(sv, *elem); |
4817 | if (elem[1]) | |
4818 | sv_catpvn(sv, " ", 1); | |
4819 | } | |
3280af22 | 4820 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4821 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 4822 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4823 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
4824 | } |
4825 | ||
4826 | RETURN; | |
4827 | #else | |
cea2e8a9 | 4828 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
4829 | #endif |
4830 | } | |
4831 | ||
4832 | PP(pp_gpbyname) | |
4833 | { | |
693762b4 | 4834 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 4835 | return pp_gprotoent(); |
a0d0e21e | 4836 | #else |
cea2e8a9 | 4837 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
4838 | #endif |
4839 | } | |
4840 | ||
4841 | PP(pp_gpbynumber) | |
4842 | { | |
693762b4 | 4843 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 4844 | return pp_gprotoent(); |
a0d0e21e | 4845 | #else |
cea2e8a9 | 4846 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
4847 | #endif |
4848 | } | |
4849 | ||
4850 | PP(pp_gprotoent) | |
4851 | { | |
693762b4 | 4852 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 4853 | dSP; |
533c011a | 4854 | I32 which = PL_op->op_type; |
a0d0e21e | 4855 | register char **elem; |
301e8125 | 4856 | register SV *sv; |
dc45a647 | 4857 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4858 | struct protoent *getprotobyname(Netdb_name_t); |
4859 | struct protoent *getprotobynumber(int); | |
4860 | struct protoent *getprotoent(void); | |
8ac85365 | 4861 | #endif |
a0d0e21e | 4862 | struct protoent *pent; |
2d8e6c8d | 4863 | STRLEN n_a; |
a0d0e21e | 4864 | |
edd309b7 | 4865 | if (which == OP_GPBYNAME) { |
e5c9fcd0 | 4866 | #ifdef HAS_GETPROTOBYNAME |
edd309b7 JH |
4867 | char* name = POPpbytex; |
4868 | pent = PerlSock_getprotobyname(name); | |
e5c9fcd0 | 4869 | #else |
cea2e8a9 | 4870 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 4871 | #endif |
edd309b7 JH |
4872 | } |
4873 | else if (which == OP_GPBYNUMBER) { | |
e5c9fcd0 | 4874 | #ifdef HAS_GETPROTOBYNUMBER |
edd309b7 JH |
4875 | int number = POPi; |
4876 | pent = PerlSock_getprotobynumber(number); | |
e5c9fcd0 | 4877 | #else |
edd309b7 | 4878 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 4879 | #endif |
edd309b7 | 4880 | } |
a0d0e21e | 4881 | else |
e5c9fcd0 | 4882 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 4883 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 4884 | #else |
cea2e8a9 | 4885 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 4886 | #endif |
a0d0e21e LW |
4887 | |
4888 | EXTEND(SP, 3); | |
4889 | if (GIMME != G_ARRAY) { | |
4890 | PUSHs(sv = sv_newmortal()); | |
4891 | if (pent) { | |
4892 | if (which == OP_GPBYNAME) | |
1e422769 | 4893 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4894 | else |
4895 | sv_setpv(sv, pent->p_name); | |
4896 | } | |
4897 | RETURN; | |
4898 | } | |
4899 | ||
4900 | if (pent) { | |
3280af22 | 4901 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4902 | sv_setpv(sv, pent->p_name); |
3280af22 | 4903 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 4904 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
4905 | sv_catpv(sv, *elem); |
4906 | if (elem[1]) | |
4907 | sv_catpvn(sv, " ", 1); | |
4908 | } | |
3280af22 | 4909 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4910 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
4911 | } |
4912 | ||
4913 | RETURN; | |
4914 | #else | |
cea2e8a9 | 4915 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
4916 | #endif |
4917 | } | |
4918 | ||
4919 | PP(pp_gsbyname) | |
4920 | { | |
9ec75305 | 4921 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 4922 | return pp_gservent(); |
a0d0e21e | 4923 | #else |
cea2e8a9 | 4924 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
4925 | #endif |
4926 | } | |
4927 | ||
4928 | PP(pp_gsbyport) | |
4929 | { | |
9ec75305 | 4930 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 4931 | return pp_gservent(); |
a0d0e21e | 4932 | #else |
cea2e8a9 | 4933 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
4934 | #endif |
4935 | } | |
4936 | ||
4937 | PP(pp_gservent) | |
4938 | { | |
693762b4 | 4939 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 4940 | dSP; |
533c011a | 4941 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4942 | register char **elem; |
4943 | register SV *sv; | |
dc45a647 | 4944 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4945 | struct servent *getservbyname(Netdb_name_t, Netdb_name_t); |
4946 | struct servent *getservbyport(int, Netdb_name_t); | |
4947 | struct servent *getservent(void); | |
8ac85365 | 4948 | #endif |
a0d0e21e | 4949 | struct servent *sent; |
2d8e6c8d | 4950 | STRLEN n_a; |
a0d0e21e LW |
4951 | |
4952 | if (which == OP_GSBYNAME) { | |
dc45a647 | 4953 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
4954 | char *proto = POPpbytex; |
4955 | char *name = POPpbytex; | |
a0d0e21e LW |
4956 | |
4957 | if (proto && !*proto) | |
4958 | proto = Nullch; | |
4959 | ||
6ad3d225 | 4960 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 4961 | #else |
cea2e8a9 | 4962 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 4963 | #endif |
a0d0e21e LW |
4964 | } |
4965 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 4966 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 4967 | char *proto = POPpbytex; |
eb160463 | 4968 | unsigned short port = (unsigned short)POPu; |
a0d0e21e | 4969 | |
36477c24 | 4970 | #ifdef HAS_HTONS |
6ad3d225 | 4971 | port = PerlSock_htons(port); |
36477c24 | 4972 | #endif |
6ad3d225 | 4973 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 4974 | #else |
cea2e8a9 | 4975 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 4976 | #endif |
a0d0e21e LW |
4977 | } |
4978 | else | |
e5c9fcd0 | 4979 | #ifdef HAS_GETSERVENT |
6ad3d225 | 4980 | sent = PerlSock_getservent(); |
e5c9fcd0 | 4981 | #else |
cea2e8a9 | 4982 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 4983 | #endif |
a0d0e21e LW |
4984 | |
4985 | EXTEND(SP, 4); | |
4986 | if (GIMME != G_ARRAY) { | |
4987 | PUSHs(sv = sv_newmortal()); | |
4988 | if (sent) { | |
4989 | if (which == OP_GSBYNAME) { | |
4990 | #ifdef HAS_NTOHS | |
6ad3d225 | 4991 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 4992 | #else |
1e422769 | 4993 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
4994 | #endif |
4995 | } | |
4996 | else | |
4997 | sv_setpv(sv, sent->s_name); | |
4998 | } | |
4999 | RETURN; | |
5000 | } | |
5001 | ||
5002 | if (sent) { | |
3280af22 | 5003 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5004 | sv_setpv(sv, sent->s_name); |
3280af22 | 5005 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5006 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5007 | sv_catpv(sv, *elem); |
5008 | if (elem[1]) | |
5009 | sv_catpvn(sv, " ", 1); | |
5010 | } | |
3280af22 | 5011 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5012 | #ifdef HAS_NTOHS |
76e3520e | 5013 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5014 | #else |
1e422769 | 5015 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 5016 | #endif |
3280af22 | 5017 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
5018 | sv_setpv(sv, sent->s_proto); |
5019 | } | |
5020 | ||
5021 | RETURN; | |
5022 | #else | |
cea2e8a9 | 5023 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
5024 | #endif |
5025 | } | |
5026 | ||
5027 | PP(pp_shostent) | |
5028 | { | |
693762b4 | 5029 | #ifdef HAS_SETHOSTENT |
9cad6237 | 5030 | dSP; |
76e3520e | 5031 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
5032 | RETSETYES; |
5033 | #else | |
cea2e8a9 | 5034 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
5035 | #endif |
5036 | } | |
5037 | ||
5038 | PP(pp_snetent) | |
5039 | { | |
693762b4 | 5040 | #ifdef HAS_SETNETENT |
9cad6237 | 5041 | dSP; |
76e3520e | 5042 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
5043 | RETSETYES; |
5044 | #else | |
cea2e8a9 | 5045 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
5046 | #endif |
5047 | } | |
5048 | ||
5049 | PP(pp_sprotoent) | |
5050 | { | |
693762b4 | 5051 | #ifdef HAS_SETPROTOENT |
9cad6237 | 5052 | dSP; |
76e3520e | 5053 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
5054 | RETSETYES; |
5055 | #else | |
cea2e8a9 | 5056 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
5057 | #endif |
5058 | } | |
5059 | ||
5060 | PP(pp_sservent) | |
5061 | { | |
693762b4 | 5062 | #ifdef HAS_SETSERVENT |
9cad6237 | 5063 | dSP; |
76e3520e | 5064 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
5065 | RETSETYES; |
5066 | #else | |
cea2e8a9 | 5067 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
5068 | #endif |
5069 | } | |
5070 | ||
5071 | PP(pp_ehostent) | |
5072 | { | |
693762b4 | 5073 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 5074 | dSP; |
76e3520e | 5075 | PerlSock_endhostent(); |
924508f0 | 5076 | EXTEND(SP,1); |
a0d0e21e LW |
5077 | RETPUSHYES; |
5078 | #else | |
cea2e8a9 | 5079 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
5080 | #endif |
5081 | } | |
5082 | ||
5083 | PP(pp_enetent) | |
5084 | { | |
693762b4 | 5085 | #ifdef HAS_ENDNETENT |
9cad6237 | 5086 | dSP; |
76e3520e | 5087 | PerlSock_endnetent(); |
924508f0 | 5088 | EXTEND(SP,1); |
a0d0e21e LW |
5089 | RETPUSHYES; |
5090 | #else | |
cea2e8a9 | 5091 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
5092 | #endif |
5093 | } | |
5094 | ||
5095 | PP(pp_eprotoent) | |
5096 | { | |
693762b4 | 5097 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 5098 | dSP; |
76e3520e | 5099 | PerlSock_endprotoent(); |
924508f0 | 5100 | EXTEND(SP,1); |
a0d0e21e LW |
5101 | RETPUSHYES; |
5102 | #else | |
cea2e8a9 | 5103 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
5104 | #endif |
5105 | } | |
5106 | ||
5107 | PP(pp_eservent) | |
5108 | { | |
693762b4 | 5109 | #ifdef HAS_ENDSERVENT |
9cad6237 | 5110 | dSP; |
76e3520e | 5111 | PerlSock_endservent(); |
924508f0 | 5112 | EXTEND(SP,1); |
a0d0e21e LW |
5113 | RETPUSHYES; |
5114 | #else | |
cea2e8a9 | 5115 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
5116 | #endif |
5117 | } | |
5118 | ||
5119 | PP(pp_gpwnam) | |
5120 | { | |
5121 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5122 | return pp_gpwent(); |
a0d0e21e | 5123 | #else |
cea2e8a9 | 5124 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
5125 | #endif |
5126 | } | |
5127 | ||
5128 | PP(pp_gpwuid) | |
5129 | { | |
5130 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5131 | return pp_gpwent(); |
a0d0e21e | 5132 | #else |
cea2e8a9 | 5133 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5134 | #endif |
5135 | } | |
5136 | ||
5137 | PP(pp_gpwent) | |
5138 | { | |
0994c4d0 | 5139 | #ifdef HAS_PASSWD |
9cad6237 | 5140 | dSP; |
533c011a | 5141 | I32 which = PL_op->op_type; |
a0d0e21e | 5142 | register SV *sv; |
2d8e6c8d | 5143 | STRLEN n_a; |
e3aefe8d | 5144 | struct passwd *pwent = NULL; |
301e8125 | 5145 | /* |
bcf53261 JH |
5146 | * We currently support only the SysV getsp* shadow password interface. |
5147 | * The interface is declared in <shadow.h> and often one needs to link | |
5148 | * with -lsecurity or some such. | |
5149 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5150 | * (and SCO?) | |
5151 | * | |
5152 | * AIX getpwnam() is clever enough to return the encrypted password | |
5153 | * only if the caller (euid?) is root. | |
5154 | * | |
5155 | * There are at least two other shadow password APIs. Many platforms | |
5156 | * seem to contain more than one interface for accessing the shadow | |
5157 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5158 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5159 | * are much more complicated, but also very similar to each other. |
5160 | * | |
5161 | * <sys/types.h> | |
5162 | * <sys/security.h> | |
5163 | * <prot.h> | |
5164 | * struct pr_passwd *getprpw*(); | |
5165 | * The password is in | |
3813c136 JH |
5166 | * char getprpw*(...).ufld.fd_encrypt[] |
5167 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5168 | * |
5169 | * <sys/types.h> | |
5170 | * <sys/security.h> | |
5171 | * <prot.h> | |
5172 | * struct es_passwd *getespw*(); | |
5173 | * The password is in | |
5174 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5175 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5176 | * |
3813c136 | 5177 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5178 | * |
5179 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5180 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5181 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5182 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5183 | * |
5184 | * Note that <sys/security.h> is already probed for, but currently | |
5185 | * it is only included in special cases. | |
301e8125 | 5186 | * |
bcf53261 JH |
5187 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5188 | * be preferred interface, even though also the getprpw*() interface | |
5189 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5190 | * One also needs to call set_auth_parameters() in main() before |
5191 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5192 | * | |
5193 | * Note that accessing the shadow databases can be magnitudes | |
5194 | * slower than accessing the standard databases. | |
bcf53261 JH |
5195 | * |
5196 | * --jhi | |
5197 | */ | |
a0d0e21e | 5198 | |
e3aefe8d JH |
5199 | switch (which) { |
5200 | case OP_GPWNAM: | |
edd309b7 JH |
5201 | { |
5202 | char* name = POPpbytex; | |
5203 | pwent = getpwnam(name); | |
5204 | } | |
5205 | break; | |
e3aefe8d | 5206 | case OP_GPWUID: |
edd309b7 JH |
5207 | { |
5208 | Uid_t uid = POPi; | |
5209 | pwent = getpwuid(uid); | |
5210 | } | |
e3aefe8d JH |
5211 | break; |
5212 | case OP_GPWENT: | |
1883634f | 5213 | # ifdef HAS_GETPWENT |
e3aefe8d | 5214 | pwent = getpwent(); |
1883634f | 5215 | # else |
a45d1c96 | 5216 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5217 | # endif |
e3aefe8d JH |
5218 | break; |
5219 | } | |
8c0bfa08 | 5220 | |
a0d0e21e LW |
5221 | EXTEND(SP, 10); |
5222 | if (GIMME != G_ARRAY) { | |
5223 | PUSHs(sv = sv_newmortal()); | |
5224 | if (pwent) { | |
5225 | if (which == OP_GPWNAM) | |
1883634f | 5226 | # if Uid_t_sign <= 0 |
1e422769 | 5227 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5228 | # else |
23dcd6c8 | 5229 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5230 | # endif |
a0d0e21e LW |
5231 | else |
5232 | sv_setpv(sv, pwent->pw_name); | |
5233 | } | |
5234 | RETURN; | |
5235 | } | |
5236 | ||
5237 | if (pwent) { | |
3280af22 | 5238 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5239 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5240 | |
3280af22 | 5241 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5242 | SvPOK_off(sv); |
5243 | /* If we have getspnam(), we try to dig up the shadow | |
5244 | * password. If we are underprivileged, the shadow | |
5245 | * interface will set the errno to EACCES or similar, | |
5246 | * and return a null pointer. If this happens, we will | |
5247 | * use the dummy password (usually "*" or "x") from the | |
5248 | * standard password database. | |
5249 | * | |
5250 | * In theory we could skip the shadow call completely | |
5251 | * if euid != 0 but in practice we cannot know which | |
5252 | * security measures are guarding the shadow databases | |
5253 | * on a random platform. | |
5254 | * | |
5255 | * Resist the urge to use additional shadow interfaces. | |
5256 | * Divert the urge to writing an extension instead. | |
5257 | * | |
5258 | * --jhi */ | |
e3aefe8d | 5259 | # ifdef HAS_GETSPNAM |
3813c136 JH |
5260 | { |
5261 | struct spwd *spwent; | |
5262 | int saverrno; /* Save and restore errno so that | |
5263 | * underprivileged attempts seem | |
5264 | * to have never made the unsccessful | |
5265 | * attempt to retrieve the shadow password. */ | |
5266 | ||
5267 | saverrno = errno; | |
5268 | spwent = getspnam(pwent->pw_name); | |
5269 | errno = saverrno; | |
5270 | if (spwent && spwent->sp_pwdp) | |
5271 | sv_setpv(sv, spwent->sp_pwdp); | |
5272 | } | |
f1066039 | 5273 | # endif |
e020c87d | 5274 | # ifdef PWPASSWD |
3813c136 JH |
5275 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5276 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5277 | # endif |
3813c136 | 5278 | |
1883634f | 5279 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5280 | /* passwd is tainted because user himself can diddle with it. |
5281 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5282 | SvTAINTED_on(sv); |
1883634f | 5283 | # endif |
6ee623d5 | 5284 | |
3280af22 | 5285 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5286 | # if Uid_t_sign <= 0 |
1e422769 | 5287 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5288 | # else |
23dcd6c8 | 5289 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5290 | # endif |
6ee623d5 | 5291 | |
3280af22 | 5292 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5293 | # if Uid_t_sign <= 0 |
1e422769 | 5294 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5295 | # else |
23dcd6c8 | 5296 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5297 | # endif |
3813c136 JH |
5298 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5299 | * because of the poor interface of the Perl getpw*(), | |
5300 | * not because there's some standard/convention saying so. | |
5301 | * A better interface would have been to return a hash, | |
5302 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5303 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5304 | # ifdef PWCHANGE |
1e422769 | 5305 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5306 | # else |
1883634f JH |
5307 | # ifdef PWQUOTA |
5308 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5309 | # else | |
a1757be1 | 5310 | # ifdef PWAGE |
a0d0e21e | 5311 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5312 | # endif |
6ee623d5 GS |
5313 | # endif |
5314 | # endif | |
6ee623d5 | 5315 | |
3813c136 JH |
5316 | /* pw_class and pw_comment are mutually exclusive--. |
5317 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5318 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5319 | # ifdef PWCLASS |
a0d0e21e | 5320 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5321 | # else |
5322 | # ifdef PWCOMMENT | |
a0d0e21e | 5323 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5324 | # endif |
6ee623d5 | 5325 | # endif |
6ee623d5 | 5326 | |
3280af22 | 5327 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5328 | # ifdef PWGECOS |
a0d0e21e | 5329 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5330 | # endif |
5331 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5332 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5333 | SvTAINTED_on(sv); |
1883634f | 5334 | # endif |
6ee623d5 | 5335 | |
3280af22 | 5336 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5337 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5338 | |
3280af22 | 5339 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5340 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5341 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5342 | /* pw_shell is tainted because user himself can diddle with it. */ |
5343 | SvTAINTED_on(sv); | |
1883634f | 5344 | # endif |
6ee623d5 | 5345 | |
1883634f | 5346 | # ifdef PWEXPIRE |
6b88bc9c | 5347 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5348 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5349 | # endif |
a0d0e21e LW |
5350 | } |
5351 | RETURN; | |
5352 | #else | |
cea2e8a9 | 5353 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5354 | #endif |
5355 | } | |
5356 | ||
5357 | PP(pp_spwent) | |
5358 | { | |
d493b042 | 5359 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5360 | dSP; |
a0d0e21e LW |
5361 | setpwent(); |
5362 | RETPUSHYES; | |
5363 | #else | |
cea2e8a9 | 5364 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5365 | #endif |
5366 | } | |
5367 | ||
5368 | PP(pp_epwent) | |
5369 | { | |
28e8609d | 5370 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5371 | dSP; |
a0d0e21e LW |
5372 | endpwent(); |
5373 | RETPUSHYES; | |
5374 | #else | |
cea2e8a9 | 5375 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5376 | #endif |
5377 | } | |
5378 | ||
5379 | PP(pp_ggrnam) | |
5380 | { | |
5381 | #ifdef HAS_GROUP | |
cea2e8a9 | 5382 | return pp_ggrent(); |
a0d0e21e | 5383 | #else |
cea2e8a9 | 5384 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5385 | #endif |
5386 | } | |
5387 | ||
5388 | PP(pp_ggrgid) | |
5389 | { | |
5390 | #ifdef HAS_GROUP | |
cea2e8a9 | 5391 | return pp_ggrent(); |
a0d0e21e | 5392 | #else |
cea2e8a9 | 5393 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5394 | #endif |
5395 | } | |
5396 | ||
5397 | PP(pp_ggrent) | |
5398 | { | |
0994c4d0 | 5399 | #ifdef HAS_GROUP |
9cad6237 | 5400 | dSP; |
533c011a | 5401 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5402 | register char **elem; |
5403 | register SV *sv; | |
5404 | struct group *grent; | |
2d8e6c8d | 5405 | STRLEN n_a; |
a0d0e21e | 5406 | |
edd309b7 JH |
5407 | if (which == OP_GGRNAM) { |
5408 | char* name = POPpbytex; | |
5409 | grent = (struct group *)getgrnam(name); | |
5410 | } | |
5411 | else if (which == OP_GGRGID) { | |
5412 | Gid_t gid = POPi; | |
5413 | grent = (struct group *)getgrgid(gid); | |
5414 | } | |
a0d0e21e | 5415 | else |
0994c4d0 | 5416 | #ifdef HAS_GETGRENT |
a0d0e21e | 5417 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5418 | #else |
5419 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5420 | #endif | |
a0d0e21e LW |
5421 | |
5422 | EXTEND(SP, 4); | |
5423 | if (GIMME != G_ARRAY) { | |
5424 | PUSHs(sv = sv_newmortal()); | |
5425 | if (grent) { | |
5426 | if (which == OP_GGRNAM) | |
1e422769 | 5427 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5428 | else |
5429 | sv_setpv(sv, grent->gr_name); | |
5430 | } | |
5431 | RETURN; | |
5432 | } | |
5433 | ||
5434 | if (grent) { | |
3280af22 | 5435 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5436 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5437 | |
3280af22 | 5438 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5439 | #ifdef GRPASSWD |
a0d0e21e | 5440 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5441 | #endif |
5442 | ||
3280af22 | 5443 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5444 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5445 | |
5b56e7c5 | 5446 | #if !(defined(_CRAYMPP) && defined(USE_REENTRANT_API)) |
3280af22 | 5447 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3d7e8424 JH |
5448 | /* In UNICOS/mk (_CRAYMPP) the multithreading |
5449 | * versions (getgrnam_r, getgrgid_r) | |
5450 | * seem to return an illegal pointer | |
5451 | * as the group members list, gr_mem. | |
5452 | * getgrent() doesn't even have a _r version | |
5453 | * but the gr_mem is poisonous anyway. | |
5454 | * So yes, you cannot get the list of group | |
5455 | * members if building multithreaded in UNICOS/mk. */ | |
c90c0ff4 | 5456 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5457 | sv_catpv(sv, *elem); |
5458 | if (elem[1]) | |
5459 | sv_catpvn(sv, " ", 1); | |
5460 | } | |
3d7e8424 | 5461 | #endif |
a0d0e21e LW |
5462 | } |
5463 | ||
5464 | RETURN; | |
5465 | #else | |
cea2e8a9 | 5466 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5467 | #endif |
5468 | } | |
5469 | ||
5470 | PP(pp_sgrent) | |
5471 | { | |
28e8609d | 5472 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5473 | dSP; |
a0d0e21e LW |
5474 | setgrent(); |
5475 | RETPUSHYES; | |
5476 | #else | |
cea2e8a9 | 5477 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5478 | #endif |
5479 | } | |
5480 | ||
5481 | PP(pp_egrent) | |
5482 | { | |
28e8609d | 5483 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5484 | dSP; |
a0d0e21e LW |
5485 | endgrent(); |
5486 | RETPUSHYES; | |
5487 | #else | |
cea2e8a9 | 5488 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5489 | #endif |
5490 | } | |
5491 | ||
5492 | PP(pp_getlogin) | |
5493 | { | |
a0d0e21e | 5494 | #ifdef HAS_GETLOGIN |
9cad6237 | 5495 | dSP; dTARGET; |
a0d0e21e LW |
5496 | char *tmps; |
5497 | EXTEND(SP, 1); | |
76e3520e | 5498 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5499 | RETPUSHUNDEF; |
5500 | PUSHp(tmps, strlen(tmps)); | |
5501 | RETURN; | |
5502 | #else | |
cea2e8a9 | 5503 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5504 | #endif |
5505 | } | |
5506 | ||
5507 | /* Miscellaneous. */ | |
5508 | ||
5509 | PP(pp_syscall) | |
5510 | { | |
d2719217 | 5511 | #ifdef HAS_SYSCALL |
39644a26 | 5512 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5513 | register I32 items = SP - MARK; |
5514 | unsigned long a[20]; | |
5515 | register I32 i = 0; | |
5516 | I32 retval = -1; | |
2d8e6c8d | 5517 | STRLEN n_a; |
a0d0e21e | 5518 | |
3280af22 | 5519 | if (PL_tainting) { |
a0d0e21e | 5520 | while (++MARK <= SP) { |
bbce6d69 | 5521 | if (SvTAINTED(*MARK)) { |
5522 | TAINT; | |
5523 | break; | |
5524 | } | |
a0d0e21e LW |
5525 | } |
5526 | MARK = ORIGMARK; | |
5527 | TAINT_PROPER("syscall"); | |
5528 | } | |
5529 | ||
5530 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5531 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5532 | * not likely have syscall implemented either, so who cares? | |
5533 | */ | |
5534 | while (++MARK <= SP) { | |
5535 | if (SvNIOK(*MARK) || !i) | |
5536 | a[i++] = SvIV(*MARK); | |
3280af22 | 5537 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5538 | a[i++] = 0; |
301e8125 | 5539 | else |
2d8e6c8d | 5540 | a[i++] = (unsigned long)SvPV_force(*MARK, n_a); |
a0d0e21e LW |
5541 | if (i > 15) |
5542 | break; | |
5543 | } | |
5544 | switch (items) { | |
5545 | default: | |
cea2e8a9 | 5546 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5547 | case 0: |
cea2e8a9 | 5548 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5549 | case 1: |
5550 | retval = syscall(a[0]); | |
5551 | break; | |
5552 | case 2: | |
5553 | retval = syscall(a[0],a[1]); | |
5554 | break; | |
5555 | case 3: | |
5556 | retval = syscall(a[0],a[1],a[2]); | |
5557 | break; | |
5558 | case 4: | |
5559 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5560 | break; | |
5561 | case 5: | |
5562 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5563 | break; | |
5564 | case 6: | |
5565 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5566 | break; | |
5567 | case 7: | |
5568 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5569 | break; | |
5570 | case 8: | |
5571 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5572 | break; | |
5573 | #ifdef atarist | |
5574 | case 9: | |
5575 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5576 | break; | |
5577 | case 10: | |
5578 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5579 | break; | |
5580 | case 11: | |
5581 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5582 | a[10]); | |
5583 | break; | |
5584 | case 12: | |
5585 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5586 | a[10],a[11]); | |
5587 | break; | |
5588 | case 13: | |
5589 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5590 | a[10],a[11],a[12]); | |
5591 | break; | |
5592 | case 14: | |
5593 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5594 | a[10],a[11],a[12],a[13]); | |
5595 | break; | |
5596 | #endif /* atarist */ | |
5597 | } | |
5598 | SP = ORIGMARK; | |
5599 | PUSHi(retval); | |
5600 | RETURN; | |
5601 | #else | |
cea2e8a9 | 5602 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5603 | #endif |
5604 | } | |
5605 | ||
ff68c719 | 5606 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5607 | |
ff68c719 | 5608 | /* XXX Emulate flock() with fcntl(). |
5609 | What's really needed is a good file locking module. | |
5610 | */ | |
5611 | ||
cea2e8a9 GS |
5612 | static int |
5613 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5614 | { |
5615 | struct flock flock; | |
301e8125 | 5616 | |
ff68c719 | 5617 | switch (operation & ~LOCK_NB) { |
5618 | case LOCK_SH: | |
5619 | flock.l_type = F_RDLCK; | |
5620 | break; | |
5621 | case LOCK_EX: | |
5622 | flock.l_type = F_WRLCK; | |
5623 | break; | |
5624 | case LOCK_UN: | |
5625 | flock.l_type = F_UNLCK; | |
5626 | break; | |
5627 | default: | |
5628 | errno = EINVAL; | |
5629 | return -1; | |
5630 | } | |
5631 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5632 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5633 | |
ff68c719 | 5634 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5635 | } | |
5636 | ||
5637 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5638 | ||
5639 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5640 | |
5641 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5642 | portability of scripts. The calls are not completely | |
5643 | interchangeable. What's really needed is a good file | |
5644 | locking module. | |
5645 | */ | |
5646 | ||
76c32331 | 5647 | /* The lockf() constants might have been defined in <unistd.h>. |
5648 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5649 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5650 | |
5651 | Further, the lockf() constants aren't POSIX, so they might not be | |
5652 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5653 | just stick in the SVID values and be done with it. Sigh. | |
5654 | */ | |
5655 | ||
5656 | # ifndef F_ULOCK | |
5657 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5658 | # endif | |
5659 | # ifndef F_LOCK | |
5660 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5661 | # endif | |
5662 | # ifndef F_TLOCK | |
5663 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5664 | # endif | |
5665 | # ifndef F_TEST | |
5666 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5667 | # endif | |
5668 | ||
cea2e8a9 GS |
5669 | static int |
5670 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5671 | { |
5672 | int i; | |
84902520 TB |
5673 | int save_errno; |
5674 | Off_t pos; | |
5675 | ||
5676 | /* flock locks entire file so for lockf we need to do the same */ | |
5677 | save_errno = errno; | |
6ad3d225 | 5678 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5679 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5680 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5681 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5682 | errno = save_errno; |
5683 | ||
16d20bd9 AD |
5684 | switch (operation) { |
5685 | ||
5686 | /* LOCK_SH - get a shared lock */ | |
5687 | case LOCK_SH: | |
5688 | /* LOCK_EX - get an exclusive lock */ | |
5689 | case LOCK_EX: | |
5690 | i = lockf (fd, F_LOCK, 0); | |
5691 | break; | |
5692 | ||
5693 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5694 | case LOCK_SH|LOCK_NB: | |
5695 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5696 | case LOCK_EX|LOCK_NB: | |
5697 | i = lockf (fd, F_TLOCK, 0); | |
5698 | if (i == -1) | |
5699 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5700 | errno = EWOULDBLOCK; | |
5701 | break; | |
5702 | ||
ff68c719 | 5703 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5704 | case LOCK_UN: |
ff68c719 | 5705 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5706 | i = lockf (fd, F_ULOCK, 0); |
5707 | break; | |
5708 | ||
5709 | /* Default - can't decipher operation */ | |
5710 | default: | |
5711 | i = -1; | |
5712 | errno = EINVAL; | |
5713 | break; | |
5714 | } | |
84902520 TB |
5715 | |
5716 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5717 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5718 | |
16d20bd9 AD |
5719 | return (i); |
5720 | } | |
ff68c719 | 5721 | |
5722 | #endif /* LOCKF_EMULATE_FLOCK */ |