Commit | Line | Data |
---|---|---|
a0d0e21e LW |
1 | /* pp_sys.c |
2 | * | |
4bb101f2 | 3 | * Copyright (C) 1995, 1996, 1997, 1998, 1999, |
241d1a3b | 4 | * 2000, 2001, 2002, 2003, 2004, 2005, by Larry Wall and others |
a0d0e21e LW |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
9 | */ | |
10 | ||
11 | /* | |
12 | * But only a short way ahead its floor and the walls on either side were | |
13 | * cloven by a great fissure, out of which the red glare came, now leaping | |
14 | * up, now dying down into darkness; and all the while far below there was | |
15 | * a rumour and a trouble as of great engines throbbing and labouring. | |
16 | */ | |
17 | ||
166f8a29 DM |
18 | /* This file contains system pp ("push/pop") functions that |
19 | * execute the opcodes that make up a perl program. A typical pp function | |
20 | * expects to find its arguments on the stack, and usually pushes its | |
21 | * results onto the stack, hence the 'pp' terminology. Each OP structure | |
22 | * contains a pointer to the relevant pp_foo() function. | |
23 | * | |
24 | * By 'system', we mean ops which interact with the OS, such as pp_open(). | |
25 | */ | |
26 | ||
a0d0e21e | 27 | #include "EXTERN.h" |
864dbfa3 | 28 | #define PERL_IN_PP_SYS_C |
a0d0e21e LW |
29 | #include "perl.h" |
30 | ||
f1066039 JH |
31 | #ifdef I_SHADOW |
32 | /* Shadow password support for solaris - pdo@cs.umd.edu | |
33 | * Not just Solaris: at least HP-UX, IRIX, Linux. | |
3813c136 JH |
34 | * The API is from SysV. |
35 | * | |
36 | * There are at least two more shadow interfaces, | |
37 | * see the comments in pp_gpwent(). | |
38 | * | |
39 | * --jhi */ | |
40 | # ifdef __hpux__ | |
c529f79d | 41 | /* There is a MAXINT coming from <shadow.h> <- <hpsecurity.h> <- <values.h> |
301e8125 | 42 | * and another MAXINT from "perl.h" <- <sys/param.h>. */ |
3813c136 JH |
43 | # undef MAXINT |
44 | # endif | |
45 | # include <shadow.h> | |
8c0bfa08 PB |
46 | #endif |
47 | ||
76c32331 | 48 | #ifdef I_SYS_WAIT |
49 | # include <sys/wait.h> | |
50 | #endif | |
51 | ||
52 | #ifdef I_SYS_RESOURCE | |
53 | # include <sys/resource.h> | |
16d20bd9 | 54 | #endif |
a0d0e21e | 55 | |
2986a63f JH |
56 | #ifdef NETWARE |
57 | NETDB_DEFINE_CONTEXT | |
58 | #endif | |
59 | ||
a0d0e21e | 60 | #ifdef HAS_SELECT |
1e743fda JH |
61 | # ifdef I_SYS_SELECT |
62 | # include <sys/select.h> | |
63 | # endif | |
a0d0e21e | 64 | #endif |
a0d0e21e | 65 | |
dc45a647 MB |
66 | /* XXX Configure test needed. |
67 | h_errno might not be a simple 'int', especially for multi-threaded | |
5ff3f7a4 GS |
68 | applications, see "extern int errno in perl.h". Creating such |
69 | a test requires taking into account the differences between | |
70 | compiling multithreaded and singlethreaded ($ccflags et al). | |
71 | HOST_NOT_FOUND is typically defined in <netdb.h>. | |
dc45a647 | 72 | */ |
cb50131a | 73 | #if defined(HOST_NOT_FOUND) && !defined(h_errno) && !defined(__CYGWIN__) |
a0d0e21e LW |
74 | extern int h_errno; |
75 | #endif | |
76 | ||
77 | #ifdef HAS_PASSWD | |
78 | # ifdef I_PWD | |
79 | # include <pwd.h> | |
80 | # else | |
fd8cd3a3 | 81 | # if !defined(VMS) |
20ce7b12 GS |
82 | struct passwd *getpwnam (char *); |
83 | struct passwd *getpwuid (Uid_t); | |
fd8cd3a3 | 84 | # endif |
a0d0e21e | 85 | # endif |
28e8609d | 86 | # ifdef HAS_GETPWENT |
10bc17b6 | 87 | #ifndef getpwent |
20ce7b12 | 88 | struct passwd *getpwent (void); |
c2a8f790 | 89 | #elif defined (VMS) && defined (my_getpwent) |
9fa802f3 | 90 | struct passwd *Perl_my_getpwent (pTHX); |
10bc17b6 | 91 | #endif |
28e8609d | 92 | # endif |
a0d0e21e LW |
93 | #endif |
94 | ||
95 | #ifdef HAS_GROUP | |
96 | # ifdef I_GRP | |
97 | # include <grp.h> | |
98 | # else | |
20ce7b12 GS |
99 | struct group *getgrnam (char *); |
100 | struct group *getgrgid (Gid_t); | |
a0d0e21e | 101 | # endif |
28e8609d | 102 | # ifdef HAS_GETGRENT |
10bc17b6 | 103 | #ifndef getgrent |
20ce7b12 | 104 | struct group *getgrent (void); |
10bc17b6 | 105 | #endif |
28e8609d | 106 | # endif |
a0d0e21e LW |
107 | #endif |
108 | ||
109 | #ifdef I_UTIME | |
3730b96e | 110 | # if defined(_MSC_VER) || defined(__MINGW32__) |
3fe9a6f1 | 111 | # include <sys/utime.h> |
112 | # else | |
113 | # include <utime.h> | |
114 | # endif | |
a0d0e21e | 115 | #endif |
a0d0e21e | 116 | |
cbdc8872 | 117 | #ifdef HAS_CHSIZE |
cd52b7b2 | 118 | # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ |
119 | # undef my_chsize | |
120 | # endif | |
72cc7e2a | 121 | # define my_chsize PerlLIO_chsize |
27da23d5 JH |
122 | #else |
123 | # ifdef HAS_TRUNCATE | |
124 | # define my_chsize PerlLIO_chsize | |
125 | # else | |
126 | I32 my_chsize(int fd, Off_t length); | |
127 | # endif | |
cbdc8872 | 128 | #endif |
129 | ||
ff68c719 | 130 | #ifdef HAS_FLOCK |
131 | # define FLOCK flock | |
132 | #else /* no flock() */ | |
133 | ||
36477c24 | 134 | /* fcntl.h might not have been included, even if it exists, because |
135 | the current Configure only sets I_FCNTL if it's needed to pick up | |
136 | the *_OK constants. Make sure it has been included before testing | |
137 | the fcntl() locking constants. */ | |
138 | # if defined(HAS_FCNTL) && !defined(I_FCNTL) | |
139 | # include <fcntl.h> | |
140 | # endif | |
141 | ||
9d9004a9 | 142 | # if defined(HAS_FCNTL) && defined(FCNTL_CAN_LOCK) |
ff68c719 | 143 | # define FLOCK fcntl_emulate_flock |
144 | # define FCNTL_EMULATE_FLOCK | |
145 | # else /* no flock() or fcntl(F_SETLK,...) */ | |
146 | # ifdef HAS_LOCKF | |
147 | # define FLOCK lockf_emulate_flock | |
148 | # define LOCKF_EMULATE_FLOCK | |
149 | # endif /* lockf */ | |
150 | # endif /* no flock() or fcntl(F_SETLK,...) */ | |
151 | ||
152 | # ifdef FLOCK | |
20ce7b12 | 153 | static int FLOCK (int, int); |
ff68c719 | 154 | |
155 | /* | |
156 | * These are the flock() constants. Since this sytems doesn't have | |
157 | * flock(), the values of the constants are probably not available. | |
158 | */ | |
159 | # ifndef LOCK_SH | |
160 | # define LOCK_SH 1 | |
161 | # endif | |
162 | # ifndef LOCK_EX | |
163 | # define LOCK_EX 2 | |
164 | # endif | |
165 | # ifndef LOCK_NB | |
166 | # define LOCK_NB 4 | |
167 | # endif | |
168 | # ifndef LOCK_UN | |
169 | # define LOCK_UN 8 | |
170 | # endif | |
171 | # endif /* emulating flock() */ | |
172 | ||
173 | #endif /* no flock() */ | |
55497cff | 174 | |
85ab1d1d | 175 | #define ZBTLEN 10 |
27da23d5 | 176 | static const char zero_but_true[ZBTLEN + 1] = "0 but true"; |
85ab1d1d | 177 | |
5ff3f7a4 GS |
178 | #if defined(I_SYS_ACCESS) && !defined(R_OK) |
179 | # include <sys/access.h> | |
180 | #endif | |
181 | ||
c529f79d CB |
182 | #if defined(HAS_FCNTL) && defined(F_SETFD) && !defined(FD_CLOEXEC) |
183 | # define FD_CLOEXEC 1 /* NeXT needs this */ | |
184 | #endif | |
185 | ||
a4af207c JH |
186 | #include "reentr.h" |
187 | ||
9cffb111 OS |
188 | #ifdef __Lynx__ |
189 | /* Missing protos on LynxOS */ | |
190 | void sethostent(int); | |
191 | void endhostent(void); | |
192 | void setnetent(int); | |
193 | void endnetent(void); | |
194 | void setprotoent(int); | |
195 | void endprotoent(void); | |
196 | void setservent(int); | |
197 | void endservent(void); | |
198 | #endif | |
199 | ||
5ff3f7a4 GS |
200 | #undef PERL_EFF_ACCESS_R_OK /* EFFective uid/gid ACCESS R_OK */ |
201 | #undef PERL_EFF_ACCESS_W_OK | |
202 | #undef PERL_EFF_ACCESS_X_OK | |
203 | ||
a4323dee MB |
204 | /* AIX 5.2 and below use mktime for localtime, and defines the edge case |
205 | * for time 0x7fffffff to be valid only in UTC. AIX 5.3 provides localtime64 | |
206 | * available in the 32bit environment, which could warrant Configure | |
207 | * checks in the future. | |
208 | */ | |
209 | #ifdef _AIX | |
210 | #define LOCALTIME_EDGECASE_BROKEN | |
211 | #endif | |
212 | ||
5ff3f7a4 GS |
213 | /* F_OK unused: if stat() cannot find it... */ |
214 | ||
215 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 216 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
217 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
218 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
219 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
220 | #endif | |
221 | ||
222 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 223 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
224 | # include <sys/security.h> |
225 | # endif | |
c955f117 JH |
226 | # ifdef ACC_SELF |
227 | /* HP SecureWare */ | |
228 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
229 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
230 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
231 | # else | |
232 | /* SCO */ | |
233 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
234 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
235 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
236 | # endif | |
5ff3f7a4 GS |
237 | #endif |
238 | ||
239 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 240 | /* AIX */ |
5ff3f7a4 GS |
241 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
242 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
243 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
244 | #endif | |
245 | ||
327c3667 GS |
246 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
247 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
248 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 249 | /* The Hard Way. */ |
327c3667 | 250 | STATIC int |
7f4774ae | 251 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 252 | { |
5ff3f7a4 GS |
253 | Uid_t ruid = getuid(); |
254 | Uid_t euid = geteuid(); | |
255 | Gid_t rgid = getgid(); | |
256 | Gid_t egid = getegid(); | |
257 | int res; | |
258 | ||
146174a9 | 259 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 260 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 261 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
262 | #else |
263 | #ifdef HAS_SETREUID | |
264 | if (setreuid(euid, ruid)) | |
265 | #else | |
266 | #ifdef HAS_SETRESUID | |
267 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
268 | #endif | |
269 | #endif | |
cea2e8a9 | 270 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
271 | #endif |
272 | ||
273 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 274 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
275 | #else |
276 | #ifdef HAS_SETREGID | |
277 | if (setregid(egid, rgid)) | |
278 | #else | |
279 | #ifdef HAS_SETRESGID | |
280 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
281 | #endif | |
282 | #endif | |
cea2e8a9 | 283 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
284 | #endif |
285 | ||
286 | res = access(path, mode); | |
287 | ||
288 | #ifdef HAS_SETREUID | |
289 | if (setreuid(ruid, euid)) | |
290 | #else | |
291 | #ifdef HAS_SETRESUID | |
292 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
293 | #endif | |
294 | #endif | |
cea2e8a9 | 295 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
296 | |
297 | #ifdef HAS_SETREGID | |
298 | if (setregid(rgid, egid)) | |
299 | #else | |
300 | #ifdef HAS_SETRESGID | |
301 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
302 | #endif | |
303 | #endif | |
cea2e8a9 | 304 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 305 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
306 | |
307 | return res; | |
308 | } | |
309 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
310 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
311 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
312 | #endif | |
313 | ||
314 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
315 | /* With it or without it: anyway you get a warning: either that |
316 | it is unused, or it is declared static and never defined. | |
317 | */ | |
327c3667 | 318 | STATIC int |
7f4774ae | 319 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 320 | { |
5d7488b2 AL |
321 | (void)path; |
322 | (void)mode; | |
cea2e8a9 | 323 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
324 | /*NOTREACHED*/ |
325 | return -1; | |
326 | } | |
327 | #endif | |
328 | ||
a0d0e21e LW |
329 | PP(pp_backtick) |
330 | { | |
39644a26 | 331 | dSP; dTARGET; |
760ac839 | 332 | PerlIO *fp; |
1b6737cc | 333 | const char * const tmps = POPpconstx; |
f54cb97a | 334 | const I32 gimme = GIMME_V; |
e1ec3a88 | 335 | const char *mode = "r"; |
54310121 | 336 | |
a0d0e21e | 337 | TAINT_PROPER("``"); |
16fe6d59 GS |
338 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
339 | mode = "rb"; | |
340 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
341 | mode = "rt"; | |
2fbb330f | 342 | fp = PerlProc_popen(tmps, mode); |
a0d0e21e | 343 | if (fp) { |
e1ec3a88 | 344 | const char *type = NULL; |
ac27b0f5 | 345 | if (PL_curcop->cop_io) { |
e62f0680 | 346 | type = SvPV_nolen_const(PL_curcop->cop_io); |
ac27b0f5 | 347 | } |
ac27b0f5 NIS |
348 | if (type && *type) |
349 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
350 | ||
54310121 | 351 | if (gimme == G_VOID) { |
96827780 MB |
352 | char tmpbuf[256]; |
353 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 | 354 | ; |
355 | } | |
356 | else if (gimme == G_SCALAR) { | |
75af1a9c DM |
357 | ENTER; |
358 | SAVESPTR(PL_rs); | |
fa326138 | 359 | PL_rs = &PL_sv_undef; |
c69006e4 | 360 | sv_setpvn(TARG, "", 0); /* note that this preserves previous buffer */ |
a0d0e21e | 361 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
a0d0e21e | 362 | ; |
75af1a9c | 363 | LEAVE; |
a0d0e21e | 364 | XPUSHs(TARG); |
aa689395 | 365 | SvTAINTED_on(TARG); |
a0d0e21e LW |
366 | } |
367 | else { | |
a0d0e21e | 368 | for (;;) { |
1b6737cc | 369 | SV * const sv = NEWSV(56, 79); |
a0d0e21e LW |
370 | if (sv_gets(sv, fp, 0) == Nullch) { |
371 | SvREFCNT_dec(sv); | |
372 | break; | |
373 | } | |
374 | XPUSHs(sv_2mortal(sv)); | |
375 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
1da4ca5f | 376 | SvPV_shrink_to_cur(sv); |
a0d0e21e | 377 | } |
aa689395 | 378 | SvTAINTED_on(sv); |
a0d0e21e LW |
379 | } |
380 | } | |
2fbb330f | 381 | STATUS_NATIVE_CHILD_SET(PerlProc_pclose(fp)); |
aa689395 | 382 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
383 | } |
384 | else { | |
37038d91 | 385 | STATUS_NATIVE_CHILD_SET(-1); |
54310121 | 386 | if (gimme == G_SCALAR) |
a0d0e21e LW |
387 | RETPUSHUNDEF; |
388 | } | |
389 | ||
390 | RETURN; | |
391 | } | |
392 | ||
393 | PP(pp_glob) | |
394 | { | |
27da23d5 | 395 | dVAR; |
a0d0e21e | 396 | OP *result; |
f5284f61 IZ |
397 | tryAMAGICunTARGET(iter, -1); |
398 | ||
71686f12 GS |
399 | /* Note that we only ever get here if File::Glob fails to load |
400 | * without at the same time croaking, for some reason, or if | |
401 | * perl was built with PERL_EXTERNAL_GLOB */ | |
402 | ||
a0d0e21e | 403 | ENTER; |
a0d0e21e | 404 | |
c90c0ff4 | 405 | #ifndef VMS |
3280af22 | 406 | if (PL_tainting) { |
7bac28a0 | 407 | /* |
408 | * The external globbing program may use things we can't control, | |
409 | * so for security reasons we must assume the worst. | |
410 | */ | |
411 | TAINT; | |
22c35a8c | 412 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 413 | } |
c90c0ff4 | 414 | #endif /* !VMS */ |
7bac28a0 | 415 | |
3280af22 NIS |
416 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
417 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 418 | |
3280af22 | 419 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 420 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd | 421 | #ifndef DOSISH |
422 | #ifndef CSH | |
6b88bc9c | 423 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 424 | #endif /* !CSH */ |
55497cff | 425 | #endif /* !DOSISH */ |
c07a80fd | 426 | |
a0d0e21e LW |
427 | result = do_readline(); |
428 | LEAVE; | |
429 | return result; | |
430 | } | |
431 | ||
a0d0e21e LW |
432 | PP(pp_rcatline) |
433 | { | |
146174a9 | 434 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
435 | return do_readline(); |
436 | } | |
437 | ||
438 | PP(pp_warn) | |
439 | { | |
39644a26 | 440 | dSP; dMARK; |
06bf62c7 | 441 | SV *tmpsv; |
e1ec3a88 | 442 | const char *tmps; |
06bf62c7 | 443 | STRLEN len; |
a0d0e21e LW |
444 | if (SP - MARK != 1) { |
445 | dTARGET; | |
3280af22 | 446 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 447 | tmpsv = TARG; |
a0d0e21e LW |
448 | SP = MARK + 1; |
449 | } | |
450 | else { | |
06bf62c7 | 451 | tmpsv = TOPs; |
a0d0e21e | 452 | } |
e62f0680 | 453 | tmps = SvPV_const(tmpsv, len); |
7b102d90 | 454 | if ((!tmps || !len) && PL_errgv) { |
1b6737cc | 455 | SV * const error = ERRSV; |
862a34c6 | 456 | SvUPGRADE(error, SVt_PV); |
4e6ea2c3 GS |
457 | if (SvPOK(error) && SvCUR(error)) |
458 | sv_catpv(error, "\t...caught"); | |
06bf62c7 | 459 | tmpsv = error; |
e62f0680 | 460 | tmps = SvPV_const(tmpsv, len); |
a0d0e21e | 461 | } |
06bf62c7 GS |
462 | if (!tmps || !len) |
463 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
464 | ||
cb50131a | 465 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
466 | RETSETYES; |
467 | } | |
468 | ||
469 | PP(pp_die) | |
470 | { | |
39644a26 | 471 | dSP; dMARK; |
e1ec3a88 | 472 | const char *tmps; |
06bf62c7 GS |
473 | SV *tmpsv; |
474 | STRLEN len; | |
475 | bool multiarg = 0; | |
96e176bf CL |
476 | #ifdef VMS |
477 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
478 | #endif | |
a0d0e21e LW |
479 | if (SP - MARK != 1) { |
480 | dTARGET; | |
3280af22 | 481 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 482 | tmpsv = TARG; |
5c144d81 | 483 | tmps = SvPV_const(tmpsv, len); |
06bf62c7 | 484 | multiarg = 1; |
a0d0e21e LW |
485 | SP = MARK + 1; |
486 | } | |
487 | else { | |
4e6ea2c3 | 488 | tmpsv = TOPs; |
5c144d81 | 489 | tmps = SvROK(tmpsv) ? Nullch : SvPV_const(tmpsv, len); |
a0d0e21e | 490 | } |
06bf62c7 | 491 | if (!tmps || !len) { |
4e6ea2c3 | 492 | SV *error = ERRSV; |
862a34c6 | 493 | SvUPGRADE(error, SVt_PV); |
06bf62c7 GS |
494 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
495 | if (!multiarg) | |
4e6ea2c3 | 496 | SvSetSV(error,tmpsv); |
06bf62c7 | 497 | else if (sv_isobject(error)) { |
05423cc9 GS |
498 | HV *stash = SvSTASH(SvRV(error)); |
499 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
500 | if (gv) { | |
146174a9 | 501 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 502 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
503 | EXTEND(SP, 3); |
504 | PUSHMARK(SP); | |
505 | PUSHs(error); | |
506 | PUSHs(file); | |
507 | PUSHs(line); | |
508 | PUTBACK; | |
864dbfa3 GS |
509 | call_sv((SV*)GvCV(gv), |
510 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 511 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
512 | } |
513 | } | |
c3bdd826 | 514 | DIE(aTHX_ Nullch); |
4e6ea2c3 GS |
515 | } |
516 | else { | |
517 | if (SvPOK(error) && SvCUR(error)) | |
518 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 | 519 | tmpsv = error; |
dc8d642c DM |
520 | if (SvOK(tmpsv)) |
521 | tmps = SvPV_const(tmpsv, len); | |
522 | else | |
523 | tmps = Nullch; | |
4e6ea2c3 | 524 | } |
a0d0e21e | 525 | } |
06bf62c7 GS |
526 | if (!tmps || !len) |
527 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
528 | ||
cb50131a | 529 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
530 | } |
531 | ||
532 | /* I/O. */ | |
533 | ||
534 | PP(pp_open) | |
535 | { | |
27da23d5 | 536 | dVAR; dSP; |
a567e93b NIS |
537 | dMARK; dORIGMARK; |
538 | dTARGET; | |
a0d0e21e LW |
539 | GV *gv; |
540 | SV *sv; | |
5b468f54 | 541 | IO *io; |
5c144d81 | 542 | const char *tmps; |
a0d0e21e | 543 | STRLEN len; |
4592e6ca | 544 | MAGIC *mg; |
a567e93b | 545 | bool ok; |
a0d0e21e | 546 | |
a567e93b | 547 | gv = (GV *)*++MARK; |
5f05dabc | 548 | if (!isGV(gv)) |
cea2e8a9 | 549 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 550 | if ((io = GvIOp(gv))) |
36477c24 | 551 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 552 | |
5b468f54 | 553 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
554 | /* Method's args are same as ours ... */ |
555 | /* ... except handle is replaced by the object */ | |
5b468f54 | 556 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 557 | PUSHMARK(MARK); |
4592e6ca NIS |
558 | PUTBACK; |
559 | ENTER; | |
864dbfa3 | 560 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
561 | LEAVE; |
562 | SPAGAIN; | |
563 | RETURN; | |
564 | } | |
565 | ||
a567e93b NIS |
566 | if (MARK < SP) { |
567 | sv = *++MARK; | |
568 | } | |
569 | else { | |
35a08ec7 | 570 | sv = GvSVn(gv); |
a567e93b NIS |
571 | } |
572 | ||
5c144d81 | 573 | tmps = SvPV_const(sv, len); |
2fbb330f | 574 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
a567e93b NIS |
575 | SP = ORIGMARK; |
576 | if (ok) | |
3280af22 NIS |
577 | PUSHi( (I32)PL_forkprocess ); |
578 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
579 | PUSHi(0); |
580 | else | |
581 | RETPUSHUNDEF; | |
582 | RETURN; | |
583 | } | |
584 | ||
585 | PP(pp_close) | |
586 | { | |
27da23d5 | 587 | dVAR; dSP; |
a0d0e21e | 588 | GV *gv; |
5b468f54 | 589 | IO *io; |
1d603a67 | 590 | MAGIC *mg; |
a0d0e21e LW |
591 | |
592 | if (MAXARG == 0) | |
3280af22 | 593 | gv = PL_defoutgv; |
a0d0e21e LW |
594 | else |
595 | gv = (GV*)POPs; | |
1d603a67 | 596 | |
5b468f54 AMS |
597 | if (gv && (io = GvIO(gv)) |
598 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
599 | { | |
1d603a67 | 600 | PUSHMARK(SP); |
5b468f54 | 601 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
602 | PUTBACK; |
603 | ENTER; | |
864dbfa3 | 604 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
605 | LEAVE; |
606 | SPAGAIN; | |
607 | RETURN; | |
608 | } | |
a0d0e21e | 609 | EXTEND(SP, 1); |
54310121 | 610 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
611 | RETURN; |
612 | } | |
613 | ||
614 | PP(pp_pipe_op) | |
615 | { | |
a0d0e21e | 616 | #ifdef HAS_PIPE |
9cad6237 | 617 | dSP; |
a0d0e21e LW |
618 | GV *rgv; |
619 | GV *wgv; | |
620 | register IO *rstio; | |
621 | register IO *wstio; | |
622 | int fd[2]; | |
623 | ||
624 | wgv = (GV*)POPs; | |
625 | rgv = (GV*)POPs; | |
626 | ||
627 | if (!rgv || !wgv) | |
628 | goto badexit; | |
629 | ||
4633a7c4 | 630 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 631 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
632 | rstio = GvIOn(rgv); |
633 | wstio = GvIOn(wgv); | |
634 | ||
635 | if (IoIFP(rstio)) | |
636 | do_close(rgv, FALSE); | |
637 | if (IoIFP(wstio)) | |
638 | do_close(wgv, FALSE); | |
639 | ||
6ad3d225 | 640 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
641 | goto badexit; |
642 | ||
460c8493 IZ |
643 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE); |
644 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE); | |
b5ac89c3 | 645 | IoOFP(rstio) = IoIFP(rstio); |
a0d0e21e | 646 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
647 | IoTYPE(rstio) = IoTYPE_RDONLY; |
648 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
649 | |
650 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 651 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 652 | else PerlLIO_close(fd[0]); |
760ac839 | 653 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 654 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
655 | goto badexit; |
656 | } | |
4771b018 GS |
657 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
658 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
659 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
660 | #endif | |
a0d0e21e LW |
661 | RETPUSHYES; |
662 | ||
663 | badexit: | |
664 | RETPUSHUNDEF; | |
665 | #else | |
cea2e8a9 | 666 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
667 | #endif |
668 | } | |
669 | ||
670 | PP(pp_fileno) | |
671 | { | |
27da23d5 | 672 | dVAR; dSP; dTARGET; |
a0d0e21e LW |
673 | GV *gv; |
674 | IO *io; | |
760ac839 | 675 | PerlIO *fp; |
4592e6ca NIS |
676 | MAGIC *mg; |
677 | ||
a0d0e21e LW |
678 | if (MAXARG < 1) |
679 | RETPUSHUNDEF; | |
680 | gv = (GV*)POPs; | |
4592e6ca | 681 | |
5b468f54 AMS |
682 | if (gv && (io = GvIO(gv)) |
683 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
684 | { | |
4592e6ca | 685 | PUSHMARK(SP); |
5b468f54 | 686 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
687 | PUTBACK; |
688 | ENTER; | |
864dbfa3 | 689 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
690 | LEAVE; |
691 | SPAGAIN; | |
692 | RETURN; | |
693 | } | |
694 | ||
c289d2f7 JH |
695 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
696 | /* Can't do this because people seem to do things like | |
697 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
698 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
699 | report_evil_fh(gv, io, PL_op->op_type); | |
700 | */ | |
a0d0e21e | 701 | RETPUSHUNDEF; |
c289d2f7 JH |
702 | } |
703 | ||
760ac839 | 704 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
705 | RETURN; |
706 | } | |
707 | ||
708 | PP(pp_umask) | |
709 | { | |
27da23d5 | 710 | dSP; |
d7e492a4 | 711 | #ifdef HAS_UMASK |
27da23d5 | 712 | dTARGET; |
761237fe | 713 | Mode_t anum; |
a0d0e21e | 714 | |
a0d0e21e | 715 | if (MAXARG < 1) { |
6ad3d225 GS |
716 | anum = PerlLIO_umask(0); |
717 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
718 | } |
719 | else | |
6ad3d225 | 720 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
721 | TAINT_PROPER("umask"); |
722 | XPUSHi(anum); | |
723 | #else | |
a0288114 | 724 | /* Only DIE if trying to restrict permissions on "user" (self). |
eec2d3df GS |
725 | * Otherwise it's harmless and more useful to just return undef |
726 | * since 'group' and 'other' concepts probably don't exist here. */ | |
727 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 728 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 729 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
730 | #endif |
731 | RETURN; | |
732 | } | |
733 | ||
734 | PP(pp_binmode) | |
735 | { | |
27da23d5 | 736 | dVAR; dSP; |
a0d0e21e LW |
737 | GV *gv; |
738 | IO *io; | |
760ac839 | 739 | PerlIO *fp; |
4592e6ca | 740 | MAGIC *mg; |
16fe6d59 | 741 | SV *discp = Nullsv; |
a0d0e21e LW |
742 | |
743 | if (MAXARG < 1) | |
744 | RETPUSHUNDEF; | |
60382766 | 745 | if (MAXARG > 1) { |
16fe6d59 | 746 | discp = POPs; |
60382766 | 747 | } |
a0d0e21e | 748 | |
301e8125 | 749 | gv = (GV*)POPs; |
4592e6ca | 750 | |
5b468f54 AMS |
751 | if (gv && (io = GvIO(gv)) |
752 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
753 | { | |
4592e6ca | 754 | PUSHMARK(SP); |
5b468f54 | 755 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
756 | if (discp) |
757 | XPUSHs(discp); | |
4592e6ca NIS |
758 | PUTBACK; |
759 | ENTER; | |
864dbfa3 | 760 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
761 | LEAVE; |
762 | SPAGAIN; | |
763 | RETURN; | |
764 | } | |
a0d0e21e LW |
765 | |
766 | EXTEND(SP, 1); | |
50f846a7 | 767 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
768 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
769 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 770 | SETERRNO(EBADF,RMS_IFI); |
50f846a7 SC |
771 | RETPUSHUNDEF; |
772 | } | |
a0d0e21e | 773 | |
40d98b49 | 774 | PUTBACK; |
60382766 | 775 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
e62f0680 | 776 | (discp) ? SvPV_nolen_const(discp) : Nullch)) { |
38af81ff JH |
777 | if (IoOFP(io) && IoOFP(io) != IoIFP(io)) { |
778 | if (!PerlIO_binmode(aTHX_ IoOFP(io),IoTYPE(io), | |
779 | mode_from_discipline(discp), | |
e62f0680 | 780 | (discp) ? SvPV_nolen_const(discp) : Nullch)) { |
38af81ff JH |
781 | SPAGAIN; |
782 | RETPUSHUNDEF; | |
783 | } | |
784 | } | |
40d98b49 | 785 | SPAGAIN; |
a0d0e21e | 786 | RETPUSHYES; |
40d98b49 JH |
787 | } |
788 | else { | |
789 | SPAGAIN; | |
a0d0e21e | 790 | RETPUSHUNDEF; |
40d98b49 | 791 | } |
a0d0e21e LW |
792 | } |
793 | ||
794 | PP(pp_tie) | |
795 | { | |
27da23d5 | 796 | dVAR; dSP; dMARK; |
a0d0e21e LW |
797 | SV *varsv; |
798 | HV* stash; | |
799 | GV *gv; | |
a0d0e21e | 800 | SV *sv; |
1df70142 | 801 | const I32 markoff = MARK - PL_stack_base; |
e1ec3a88 | 802 | const char *methname; |
14befaf4 | 803 | int how = PERL_MAGIC_tied; |
e336de0d | 804 | U32 items; |
a0d0e21e | 805 | |
e336de0d | 806 | varsv = *++MARK; |
6b05c17a NIS |
807 | switch(SvTYPE(varsv)) { |
808 | case SVt_PVHV: | |
809 | methname = "TIEHASH"; | |
bfcb3514 | 810 | HvEITER_set((HV *)varsv, 0); |
6b05c17a NIS |
811 | break; |
812 | case SVt_PVAV: | |
813 | methname = "TIEARRAY"; | |
814 | break; | |
815 | case SVt_PVGV: | |
7fb37951 AMS |
816 | #ifdef GV_UNIQUE_CHECK |
817 | if (GvUNIQUE((GV*)varsv)) { | |
818 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
819 | } |
820 | #endif | |
6b05c17a | 821 | methname = "TIEHANDLE"; |
14befaf4 | 822 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
823 | /* For tied filehandles, we apply tiedscalar magic to the IO |
824 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
825 | if (!GvIOp(varsv)) | |
826 | GvIOp(varsv) = newIO(); | |
827 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
828 | break; |
829 | default: | |
830 | methname = "TIESCALAR"; | |
14befaf4 | 831 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
832 | break; |
833 | } | |
e336de0d GS |
834 | items = SP - MARK++; |
835 | if (sv_isobject(*MARK)) { | |
6b05c17a | 836 | ENTER; |
e788e7d3 | 837 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 838 | PUSHMARK(SP); |
eb160463 | 839 | EXTEND(SP,(I32)items); |
e336de0d GS |
840 | while (items--) |
841 | PUSHs(*MARK++); | |
842 | PUTBACK; | |
864dbfa3 | 843 | call_method(methname, G_SCALAR); |
301e8125 | 844 | } |
6b05c17a | 845 | else { |
864dbfa3 | 846 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
847 | * perhaps to get different error message ? |
848 | */ | |
e336de0d | 849 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 850 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
35c1215d NC |
851 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%"SVf"\"", |
852 | methname, *MARK); | |
6b05c17a NIS |
853 | } |
854 | ENTER; | |
e788e7d3 | 855 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 856 | PUSHMARK(SP); |
eb160463 | 857 | EXTEND(SP,(I32)items); |
e336de0d GS |
858 | while (items--) |
859 | PUSHs(*MARK++); | |
860 | PUTBACK; | |
864dbfa3 | 861 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 862 | } |
a0d0e21e LW |
863 | SPAGAIN; |
864 | ||
865 | sv = TOPs; | |
d3acc0f7 | 866 | POPSTACK; |
a0d0e21e | 867 | if (sv_isobject(sv)) { |
33c27489 | 868 | sv_unmagic(varsv, how); |
ae21d580 | 869 | /* Croak if a self-tie on an aggregate is attempted. */ |
b881518d | 870 | if (varsv == SvRV(sv) && |
d87ebaca YST |
871 | (SvTYPE(varsv) == SVt_PVAV || |
872 | SvTYPE(varsv) == SVt_PVHV)) | |
ae21d580 JH |
873 | Perl_croak(aTHX_ |
874 | "Self-ties of arrays and hashes are not supported"); | |
d87ebaca | 875 | sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); |
a0d0e21e LW |
876 | } |
877 | LEAVE; | |
3280af22 | 878 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
879 | PUSHs(sv); |
880 | RETURN; | |
881 | } | |
882 | ||
883 | PP(pp_untie) | |
884 | { | |
27da23d5 | 885 | dVAR; dSP; |
5b468f54 | 886 | MAGIC *mg; |
33c27489 | 887 | SV *sv = POPs; |
1df70142 | 888 | const char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
14befaf4 | 889 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; |
55497cff | 890 | |
5b468f54 AMS |
891 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
892 | RETPUSHYES; | |
893 | ||
65eba18f | 894 | if ((mg = SvTIED_mg(sv, how))) { |
1b6737cc | 895 | SV * const obj = SvRV(SvTIED_obj(sv, mg)); |
a29a5827 NIS |
896 | GV *gv; |
897 | CV *cv = NULL; | |
fa2b88e0 JS |
898 | if (obj) { |
899 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && | |
900 | isGV(gv) && (cv = GvCV(gv))) { | |
901 | PUSHMARK(SP); | |
902 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
903 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); | |
904 | PUTBACK; | |
905 | ENTER; | |
906 | call_sv((SV *)cv, G_VOID); | |
907 | LEAVE; | |
908 | SPAGAIN; | |
909 | } | |
041457d9 | 910 | else if (mg && SvREFCNT(obj) > 1 && ckWARN(WARN_UNTIE)) { |
9014280d | 911 | Perl_warner(aTHX_ packWARN(WARN_UNTIE), |
fa2b88e0 JS |
912 | "untie attempted while %"UVuf" inner references still exist", |
913 | (UV)SvREFCNT(obj) - 1 ) ; | |
914 | } | |
cbdc8872 | 915 | } |
916 | } | |
38193a09 | 917 | sv_unmagic(sv, how) ; |
55497cff | 918 | RETPUSHYES; |
a0d0e21e LW |
919 | } |
920 | ||
c07a80fd | 921 | PP(pp_tied) |
922 | { | |
39644a26 | 923 | dSP; |
1b6737cc | 924 | const MAGIC *mg; |
33c27489 | 925 | SV *sv = POPs; |
1df70142 | 926 | const char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
14befaf4 | 927 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
928 | |
929 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
930 | RETPUSHUNDEF; | |
c07a80fd | 931 | |
155aba94 | 932 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
933 | SV *osv = SvTIED_obj(sv, mg); |
934 | if (osv == mg->mg_obj) | |
935 | osv = sv_mortalcopy(osv); | |
936 | PUSHs(osv); | |
937 | RETURN; | |
c07a80fd | 938 | } |
c07a80fd | 939 | RETPUSHUNDEF; |
940 | } | |
941 | ||
a0d0e21e LW |
942 | PP(pp_dbmopen) |
943 | { | |
27da23d5 | 944 | dVAR; dSP; |
a0d0e21e LW |
945 | dPOPPOPssrl; |
946 | HV* stash; | |
947 | GV *gv; | |
a0d0e21e LW |
948 | SV *sv; |
949 | ||
1b6737cc | 950 | HV * const hv = (HV*)POPs; |
a0d0e21e | 951 | |
3280af22 | 952 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
953 | sv_setpv(sv, "AnyDBM_File"); |
954 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 955 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 956 | PUTBACK; |
864dbfa3 | 957 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 958 | SPAGAIN; |
8ebc5c01 | 959 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 960 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
961 | } |
962 | ||
57d3b86d | 963 | ENTER; |
924508f0 | 964 | PUSHMARK(SP); |
6b05c17a | 965 | |
924508f0 | 966 | EXTEND(SP, 5); |
a0d0e21e LW |
967 | PUSHs(sv); |
968 | PUSHs(left); | |
969 | if (SvIV(right)) | |
b448e4fe | 970 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 971 | else |
b448e4fe | 972 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 973 | PUSHs(right); |
57d3b86d | 974 | PUTBACK; |
864dbfa3 | 975 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
976 | SPAGAIN; |
977 | ||
978 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
979 | SP--; |
980 | PUSHMARK(SP); | |
a0d0e21e LW |
981 | PUSHs(sv); |
982 | PUSHs(left); | |
b448e4fe | 983 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 984 | PUSHs(right); |
a0d0e21e | 985 | PUTBACK; |
864dbfa3 | 986 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
987 | SPAGAIN; |
988 | } | |
989 | ||
6b05c17a | 990 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
991 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
992 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 993 | } |
a0d0e21e LW |
994 | LEAVE; |
995 | RETURN; | |
996 | } | |
997 | ||
998 | PP(pp_dbmclose) | |
999 | { | |
cea2e8a9 | 1000 | return pp_untie(); |
a0d0e21e LW |
1001 | } |
1002 | ||
1003 | PP(pp_sselect) | |
1004 | { | |
a0d0e21e | 1005 | #ifdef HAS_SELECT |
9cad6237 | 1006 | dSP; dTARGET; |
a0d0e21e LW |
1007 | register I32 i; |
1008 | register I32 j; | |
1009 | register char *s; | |
1010 | register SV *sv; | |
65202027 | 1011 | NV value; |
a0d0e21e LW |
1012 | I32 maxlen = 0; |
1013 | I32 nfound; | |
1014 | struct timeval timebuf; | |
1015 | struct timeval *tbuf = &timebuf; | |
1016 | I32 growsize; | |
1017 | char *fd_sets[4]; | |
1018 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1019 | I32 masksize; | |
1020 | I32 offset; | |
1021 | I32 k; | |
1022 | ||
1023 | # if BYTEORDER & 0xf0000 | |
1024 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
1025 | # else | |
1026 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
1027 | # endif | |
1028 | ||
1029 | #endif | |
1030 | ||
1031 | SP -= 4; | |
1032 | for (i = 1; i <= 3; i++) { | |
729c079f | 1033 | SV *sv = SP[i]; |
15547071 GA |
1034 | if (!SvOK(sv)) |
1035 | continue; | |
1036 | if (SvREADONLY(sv)) { | |
729c079f NC |
1037 | if (SvIsCOW(sv)) |
1038 | sv_force_normal_flags(sv, 0); | |
15547071 | 1039 | if (SvREADONLY(sv) && !(SvPOK(sv) && SvCUR(sv) == 0)) |
729c079f NC |
1040 | DIE(aTHX_ PL_no_modify); |
1041 | } | |
4ef2275c GA |
1042 | if (!SvPOK(sv)) { |
1043 | if (ckWARN(WARN_MISC)) | |
1044 | Perl_warner(aTHX_ packWARN(WARN_MISC), "Non-string passed as bitmask"); | |
1045 | SvPV_force_nolen(sv); /* force string conversion */ | |
1046 | } | |
729c079f | 1047 | j = SvCUR(sv); |
a0d0e21e LW |
1048 | if (maxlen < j) |
1049 | maxlen = j; | |
1050 | } | |
1051 | ||
5ff3f7a4 | 1052 | /* little endians can use vecs directly */ |
e366b469 | 1053 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
5ff3f7a4 | 1054 | # ifdef NFDBITS |
a0d0e21e | 1055 | |
5ff3f7a4 GS |
1056 | # ifndef NBBY |
1057 | # define NBBY 8 | |
1058 | # endif | |
a0d0e21e LW |
1059 | |
1060 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1061 | # else |
a0d0e21e | 1062 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1063 | # endif |
a0d0e21e LW |
1064 | Zero(&fd_sets[0], 4, char*); |
1065 | #endif | |
1066 | ||
ad517f75 MHM |
1067 | # if SELECT_MIN_BITS == 1 |
1068 | growsize = sizeof(fd_set); | |
1069 | # else | |
1070 | # if defined(__GLIBC__) && defined(__FD_SETSIZE) | |
1071 | # undef SELECT_MIN_BITS | |
1072 | # define SELECT_MIN_BITS __FD_SETSIZE | |
1073 | # endif | |
e366b469 PG |
1074 | /* If SELECT_MIN_BITS is greater than one we most probably will want |
1075 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
1076 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
1077 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates | |
1078 | * on (sets/tests/clears bits) is 32 bits. */ | |
1079 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); | |
e366b469 PG |
1080 | # endif |
1081 | ||
a0d0e21e LW |
1082 | sv = SP[4]; |
1083 | if (SvOK(sv)) { | |
1084 | value = SvNV(sv); | |
1085 | if (value < 0.0) | |
1086 | value = 0.0; | |
1087 | timebuf.tv_sec = (long)value; | |
65202027 | 1088 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1089 | timebuf.tv_usec = (long)(value * 1000000.0); |
1090 | } | |
1091 | else | |
1092 | tbuf = Null(struct timeval*); | |
1093 | ||
1094 | for (i = 1; i <= 3; i++) { | |
1095 | sv = SP[i]; | |
15547071 | 1096 | if (!SvOK(sv) || SvCUR(sv) == 0) { |
a0d0e21e LW |
1097 | fd_sets[i] = 0; |
1098 | continue; | |
1099 | } | |
4ef2275c | 1100 | assert(SvPOK(sv)); |
a0d0e21e LW |
1101 | j = SvLEN(sv); |
1102 | if (j < growsize) { | |
1103 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1104 | } |
c07a80fd | 1105 | j = SvCUR(sv); |
1106 | s = SvPVX(sv) + j; | |
1107 | while (++j <= growsize) { | |
1108 | *s++ = '\0'; | |
1109 | } | |
1110 | ||
a0d0e21e LW |
1111 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1112 | s = SvPVX(sv); | |
a02a5408 | 1113 | Newx(fd_sets[i], growsize, char); |
a0d0e21e LW |
1114 | for (offset = 0; offset < growsize; offset += masksize) { |
1115 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1116 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1117 | } | |
1118 | #else | |
1119 | fd_sets[i] = SvPVX(sv); | |
1120 | #endif | |
1121 | } | |
1122 | ||
dc4c69d9 JH |
1123 | #ifdef PERL_IRIX5_SELECT_TIMEVAL_VOID_CAST |
1124 | /* Can't make just the (void*) conditional because that would be | |
1125 | * cpp #if within cpp macro, and not all compilers like that. */ | |
1126 | nfound = PerlSock_select( | |
1127 | maxlen * 8, | |
1128 | (Select_fd_set_t) fd_sets[1], | |
1129 | (Select_fd_set_t) fd_sets[2], | |
1130 | (Select_fd_set_t) fd_sets[3], | |
1131 | (void*) tbuf); /* Workaround for compiler bug. */ | |
1132 | #else | |
6ad3d225 | 1133 | nfound = PerlSock_select( |
a0d0e21e LW |
1134 | maxlen * 8, |
1135 | (Select_fd_set_t) fd_sets[1], | |
1136 | (Select_fd_set_t) fd_sets[2], | |
1137 | (Select_fd_set_t) fd_sets[3], | |
1138 | tbuf); | |
dc4c69d9 | 1139 | #endif |
a0d0e21e LW |
1140 | for (i = 1; i <= 3; i++) { |
1141 | if (fd_sets[i]) { | |
1142 | sv = SP[i]; | |
1143 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1144 | s = SvPVX(sv); | |
1145 | for (offset = 0; offset < growsize; offset += masksize) { | |
1146 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1147 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1148 | } | |
1149 | Safefree(fd_sets[i]); | |
1150 | #endif | |
1151 | SvSETMAGIC(sv); | |
1152 | } | |
1153 | } | |
1154 | ||
4189264e | 1155 | PUSHi(nfound); |
a0d0e21e | 1156 | if (GIMME == G_ARRAY && tbuf) { |
65202027 DS |
1157 | value = (NV)(timebuf.tv_sec) + |
1158 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1159 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1160 | sv_setnv(sv, value); |
1161 | } | |
1162 | RETURN; | |
1163 | #else | |
cea2e8a9 | 1164 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1165 | #endif |
1166 | } | |
1167 | ||
4633a7c4 | 1168 | void |
864dbfa3 | 1169 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1170 | { |
1171 | if (gv) | |
1172 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1173 | if (PL_defoutgv) |
1174 | SvREFCNT_dec(PL_defoutgv); | |
1175 | PL_defoutgv = gv; | |
4633a7c4 LW |
1176 | } |
1177 | ||
a0d0e21e LW |
1178 | PP(pp_select) |
1179 | { | |
39644a26 | 1180 | dSP; dTARGET; |
1df70142 | 1181 | GV *egv; |
4633a7c4 LW |
1182 | HV *hv; |
1183 | ||
1df70142 | 1184 | GV * const newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1185 | |
3280af22 | 1186 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1187 | if (!egv) |
3280af22 | 1188 | egv = PL_defoutgv; |
4633a7c4 LW |
1189 | hv = GvSTASH(egv); |
1190 | if (! hv) | |
3280af22 | 1191 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1192 | else { |
1b6737cc | 1193 | GV ** const gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1194 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1195 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc | 1196 | XPUSHTARG; |
1197 | } | |
1198 | else { | |
1199 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1200 | } | |
4633a7c4 LW |
1201 | } |
1202 | ||
1203 | if (newdefout) { | |
ded8aa31 GS |
1204 | if (!GvIO(newdefout)) |
1205 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1206 | setdefout(newdefout); |
1207 | } | |
1208 | ||
a0d0e21e LW |
1209 | RETURN; |
1210 | } | |
1211 | ||
1212 | PP(pp_getc) | |
1213 | { | |
27da23d5 | 1214 | dVAR; dSP; dTARGET; |
90133b69 | 1215 | IO *io = NULL; |
2ae324a7 | 1216 | MAGIC *mg; |
1b6737cc | 1217 | GV * const gv = (MAXARG==0) ? PL_stdingv : (GV*)POPs; |
2ae324a7 | 1218 | |
5b468f54 AMS |
1219 | if (gv && (io = GvIO(gv)) |
1220 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1221 | { | |
f54cb97a | 1222 | const I32 gimme = GIMME_V; |
2ae324a7 | 1223 | PUSHMARK(SP); |
5b468f54 | 1224 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 | 1225 | PUTBACK; |
1226 | ENTER; | |
864dbfa3 | 1227 | call_method("GETC", gimme); |
2ae324a7 | 1228 | LEAVE; |
1229 | SPAGAIN; | |
54310121 | 1230 | if (gimme == G_SCALAR) |
1231 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 | 1232 | RETURN; |
1233 | } | |
90133b69 | 1234 | if (!gv || do_eof(gv)) { /* make sure we have fp with something */ |
041457d9 DM |
1235 | if ((!io || (!IoIFP(io) && IoTYPE(io) != IoTYPE_WRONLY)) |
1236 | && ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
90133b69 | 1237 | report_evil_fh(gv, io, PL_op->op_type); |
b5fe5ca2 | 1238 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e | 1239 | RETPUSHUNDEF; |
90133b69 | 1240 | } |
bbce6d69 | 1241 | TAINT; |
c69006e4 | 1242 | sv_setpvn(TARG, " ", 1); |
9bc64814 | 1243 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1244 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1245 | /* Find out how many bytes the char needs */ | |
aa07b2f6 | 1246 | Size_t len = UTF8SKIP(SvPVX_const(TARG)); |
7d59b7e4 NIS |
1247 | if (len > 1) { |
1248 | SvGROW(TARG,len+1); | |
1249 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1250 | SvCUR_set(TARG,1+len); | |
1251 | } | |
1252 | SvUTF8_on(TARG); | |
1253 | } | |
a0d0e21e LW |
1254 | PUSHTARG; |
1255 | RETURN; | |
1256 | } | |
1257 | ||
1258 | PP(pp_read) | |
1259 | { | |
cea2e8a9 | 1260 | return pp_sysread(); |
a0d0e21e LW |
1261 | } |
1262 | ||
76e3520e | 1263 | STATIC OP * |
cea2e8a9 | 1264 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1265 | { |
27da23d5 | 1266 | dVAR; |
c09156bb | 1267 | register PERL_CONTEXT *cx; |
f54cb97a | 1268 | const I32 gimme = GIMME_V; |
a0d0e21e LW |
1269 | |
1270 | ENTER; | |
1271 | SAVETMPS; | |
1272 | ||
146174a9 | 1273 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1274 | PUSHFORMAT(cx); |
f39bc417 | 1275 | cx->blk_sub.retop = retop; |
fd617465 DM |
1276 | SAVECOMPPAD(); |
1277 | PAD_SET_CUR_NOSAVE(CvPADLIST(cv), 1); | |
a0d0e21e | 1278 | |
4633a7c4 | 1279 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1280 | return CvSTART(cv); |
1281 | } | |
1282 | ||
1283 | PP(pp_enterwrite) | |
1284 | { | |
39644a26 | 1285 | dSP; |
a0d0e21e LW |
1286 | register GV *gv; |
1287 | register IO *io; | |
1288 | GV *fgv; | |
1289 | CV *cv; | |
1290 | ||
1291 | if (MAXARG == 0) | |
3280af22 | 1292 | gv = PL_defoutgv; |
a0d0e21e LW |
1293 | else { |
1294 | gv = (GV*)POPs; | |
1295 | if (!gv) | |
3280af22 | 1296 | gv = PL_defoutgv; |
a0d0e21e LW |
1297 | } |
1298 | EXTEND(SP, 1); | |
1299 | io = GvIO(gv); | |
1300 | if (!io) { | |
1301 | RETPUSHNO; | |
1302 | } | |
1303 | if (IoFMT_GV(io)) | |
1304 | fgv = IoFMT_GV(io); | |
1305 | else | |
1306 | fgv = gv; | |
1307 | ||
1308 | cv = GvFORM(fgv); | |
a0d0e21e LW |
1309 | if (!cv) { |
1310 | if (fgv) { | |
1df70142 | 1311 | SV * const tmpsv = sv_newmortal(); |
e62f0680 | 1312 | const char *name; |
43693395 | 1313 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
e62f0680 | 1314 | name = SvPV_nolen_const(tmpsv); |
1df70142 AL |
1315 | if (name && *name) |
1316 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
a0d0e21e | 1317 | } |
cea2e8a9 | 1318 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1319 | } |
44a8e56a | 1320 | if (CvCLONE(cv)) |
1321 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1322 | |
44a8e56a | 1323 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1324 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1325 | } |
1326 | ||
1327 | PP(pp_leavewrite) | |
1328 | { | |
27da23d5 | 1329 | dVAR; dSP; |
1b6737cc AL |
1330 | GV * const gv = cxstack[cxstack_ix].blk_sub.gv; |
1331 | register IO * const io = GvIOp(gv); | |
1332 | PerlIO * const ofp = IoOFP(io); | |
760ac839 | 1333 | PerlIO *fp; |
8772537c AL |
1334 | SV **newsp; |
1335 | I32 gimme; | |
c09156bb | 1336 | register PERL_CONTEXT *cx; |
a0d0e21e | 1337 | |
760ac839 | 1338 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1339 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1340 | if (!io || !ofp) |
1341 | goto forget_top; | |
3280af22 NIS |
1342 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1343 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1344 | { |
4633a7c4 LW |
1345 | GV *fgv; |
1346 | CV *cv; | |
a0d0e21e LW |
1347 | if (!IoTOP_GV(io)) { |
1348 | GV *topgv; | |
a0d0e21e LW |
1349 | |
1350 | if (!IoTOP_NAME(io)) { | |
1b6737cc | 1351 | SV *topname; |
a0d0e21e LW |
1352 | if (!IoFMT_NAME(io)) |
1353 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
0bd0581c | 1354 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", GvNAME(gv))); |
7a5fd60d | 1355 | topgv = gv_fetchsv(topname, FALSE, SVt_PVFM); |
748a9306 | 1356 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1357 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
2e0de35c | 1358 | IoTOP_NAME(io) = savesvpv(topname); |
a0d0e21e | 1359 | else |
ff5bdd37 | 1360 | IoTOP_NAME(io) = savepvn("top", 3); |
a0d0e21e LW |
1361 | } |
1362 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1363 | if (!topgv || !GvFORM(topgv)) { | |
b929a54b | 1364 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
a0d0e21e LW |
1365 | goto forget_top; |
1366 | } | |
1367 | IoTOP_GV(io) = topgv; | |
1368 | } | |
748a9306 LW |
1369 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1370 | I32 lines = IoLINES_LEFT(io); | |
504618e9 | 1371 | const char *s = SvPVX_const(PL_formtarget); |
8e07c86e AD |
1372 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1373 | goto forget_top; | |
748a9306 LW |
1374 | while (lines-- > 0) { |
1375 | s = strchr(s, '\n'); | |
1376 | if (!s) | |
1377 | break; | |
1378 | s++; | |
1379 | } | |
1380 | if (s) { | |
f54cb97a | 1381 | const STRLEN save = SvCUR(PL_formtarget); |
aa07b2f6 | 1382 | SvCUR_set(PL_formtarget, s - SvPVX_const(PL_formtarget)); |
d75029d0 NIS |
1383 | do_print(PL_formtarget, ofp); |
1384 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1385 | sv_chop(PL_formtarget, s); |
1386 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1387 | } |
1388 | } | |
a0d0e21e | 1389 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1390 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1391 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1392 | IoPAGE(io)++; | |
3280af22 | 1393 | PL_formtarget = PL_toptarget; |
748a9306 | 1394 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1395 | fgv = IoTOP_GV(io); |
1396 | if (!fgv) | |
cea2e8a9 | 1397 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1398 | cv = GvFORM(fgv); |
1df70142 AL |
1399 | if (!cv) { |
1400 | SV * const sv = sv_newmortal(); | |
b464bac0 | 1401 | const char *name; |
1df70142 | 1402 | gv_efullname4(sv, fgv, Nullch, FALSE); |
e62f0680 | 1403 | name = SvPV_nolen_const(sv); |
2dd78f96 | 1404 | if (name && *name) |
1df70142 | 1405 | DIE(aTHX_ "Undefined top format \"%s\" called",name); |
4633a7c4 | 1406 | } |
1df70142 AL |
1407 | /* why no: |
1408 | else | |
1409 | DIE(aTHX_ "Undefined top format called"); | |
1410 | ?*/ | |
44a8e56a | 1411 | if (CvCLONE(cv)) |
1412 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1413 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1414 | } |
1415 | ||
1416 | forget_top: | |
3280af22 | 1417 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1418 | POPFORMAT(cx); |
1419 | LEAVE; | |
1420 | ||
1421 | fp = IoOFP(io); | |
1422 | if (!fp) { | |
599cee73 | 1423 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1424 | if (IoIFP(io)) |
1425 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1426 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1427 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1428 | } |
3280af22 | 1429 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1430 | } |
1431 | else { | |
3280af22 | 1432 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1433 | if (ckWARN(WARN_IO)) |
9014280d | 1434 | Perl_warner(aTHX_ packWARN(WARN_IO), "page overflow"); |
a0d0e21e | 1435 | } |
d75029d0 | 1436 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1437 | PUSHs(&PL_sv_no); |
a0d0e21e | 1438 | else { |
3280af22 NIS |
1439 | FmLINES(PL_formtarget) = 0; |
1440 | SvCUR_set(PL_formtarget, 0); | |
1441 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1442 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1443 | (void)PerlIO_flush(fp); |
3280af22 | 1444 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1445 | } |
1446 | } | |
9cbac4c7 | 1447 | /* bad_ofp: */ |
3280af22 | 1448 | PL_formtarget = PL_bodytarget; |
a0d0e21e | 1449 | PUTBACK; |
29033a8a SH |
1450 | PERL_UNUSED_VAR(newsp); |
1451 | PERL_UNUSED_VAR(gimme); | |
f39bc417 | 1452 | return cx->blk_sub.retop; |
a0d0e21e LW |
1453 | } |
1454 | ||
1455 | PP(pp_prtf) | |
1456 | { | |
27da23d5 | 1457 | dVAR; dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1458 | GV *gv; |
1459 | IO *io; | |
760ac839 | 1460 | PerlIO *fp; |
26db47c4 | 1461 | SV *sv; |
46fc3d4c | 1462 | MAGIC *mg; |
a0d0e21e | 1463 | |
533c011a | 1464 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1465 | gv = (GV*)*++MARK; |
1466 | else | |
3280af22 | 1467 | gv = PL_defoutgv; |
46fc3d4c | 1468 | |
5b468f54 AMS |
1469 | if (gv && (io = GvIO(gv)) |
1470 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1471 | { | |
46fc3d4c | 1472 | if (MARK == ORIGMARK) { |
4352c267 | 1473 | MEXTEND(SP, 1); |
46fc3d4c | 1474 | ++MARK; |
1475 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1476 | ++SP; | |
1477 | } | |
1478 | PUSHMARK(MARK - 1); | |
5b468f54 | 1479 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c | 1480 | PUTBACK; |
1481 | ENTER; | |
864dbfa3 | 1482 | call_method("PRINTF", G_SCALAR); |
46fc3d4c | 1483 | LEAVE; |
1484 | SPAGAIN; | |
1485 | MARK = ORIGMARK + 1; | |
1486 | *MARK = *SP; | |
1487 | SP = MARK; | |
1488 | RETURN; | |
1489 | } | |
1490 | ||
26db47c4 | 1491 | sv = NEWSV(0,0); |
a0d0e21e | 1492 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1493 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1494 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 1495 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
1496 | goto just_say_no; |
1497 | } | |
1498 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1499 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1500 | if (IoIFP(io)) |
1501 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1502 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1503 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1504 | } |
93189314 | 1505 | SETERRNO(EBADF,IoIFP(io)?RMS_FAC:RMS_IFI); |
a0d0e21e LW |
1506 | goto just_say_no; |
1507 | } | |
1508 | else { | |
1509 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1510 | if (!do_print(sv, fp)) | |
1511 | goto just_say_no; | |
1512 | ||
1513 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1514 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1515 | goto just_say_no; |
1516 | } | |
1517 | SvREFCNT_dec(sv); | |
1518 | SP = ORIGMARK; | |
3280af22 | 1519 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1520 | RETURN; |
1521 | ||
1522 | just_say_no: | |
1523 | SvREFCNT_dec(sv); | |
1524 | SP = ORIGMARK; | |
3280af22 | 1525 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1526 | RETURN; |
1527 | } | |
1528 | ||
c07a80fd | 1529 | PP(pp_sysopen) |
1530 | { | |
39644a26 | 1531 | dSP; |
1df70142 AL |
1532 | const int perm = (MAXARG > 3) ? POPi : 0666; |
1533 | const int mode = POPi; | |
1b6737cc AL |
1534 | SV * const sv = POPs; |
1535 | GV * const gv = (GV *)POPs; | |
1536 | STRLEN len; | |
c07a80fd | 1537 | |
4592e6ca | 1538 | /* Need TIEHANDLE method ? */ |
1b6737cc | 1539 | const char * const tmps = SvPV_const(sv, len); |
e62f0680 | 1540 | /* FIXME? do_open should do const */ |
2fbb330f | 1541 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { |
c07a80fd | 1542 | IoLINES(GvIOp(gv)) = 0; |
3280af22 | 1543 | PUSHs(&PL_sv_yes); |
c07a80fd | 1544 | } |
1545 | else { | |
3280af22 | 1546 | PUSHs(&PL_sv_undef); |
c07a80fd | 1547 | } |
1548 | RETURN; | |
1549 | } | |
1550 | ||
a0d0e21e LW |
1551 | PP(pp_sysread) |
1552 | { | |
27da23d5 | 1553 | dVAR; dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 1554 | int offset; |
a0d0e21e LW |
1555 | IO *io; |
1556 | char *buffer; | |
5b54f415 | 1557 | SSize_t length; |
eb5c063a | 1558 | SSize_t count; |
1e422769 | 1559 | Sock_size_t bufsize; |
748a9306 | 1560 | SV *bufsv; |
a0d0e21e | 1561 | STRLEN blen; |
eb5c063a | 1562 | int fp_utf8; |
1dd30107 NC |
1563 | int buffer_utf8; |
1564 | SV *read_target; | |
eb5c063a NIS |
1565 | Size_t got = 0; |
1566 | Size_t wanted; | |
1d636c13 | 1567 | bool charstart = FALSE; |
87330c3c JH |
1568 | STRLEN charskip = 0; |
1569 | STRLEN skip = 0; | |
a0d0e21e | 1570 | |
1b6737cc | 1571 | GV * const gv = (GV*)*++MARK; |
5b468f54 | 1572 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1b6737cc | 1573 | && gv && (io = GvIO(gv)) ) |
137443ea | 1574 | { |
1b6737cc AL |
1575 | const MAGIC * mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar); |
1576 | if (mg) { | |
1577 | SV *sv; | |
1578 | PUSHMARK(MARK-1); | |
1579 | *MARK = SvTIED_obj((SV*)io, mg); | |
1580 | ENTER; | |
1581 | call_method("READ", G_SCALAR); | |
1582 | LEAVE; | |
1583 | SPAGAIN; | |
1584 | sv = POPs; | |
1585 | SP = ORIGMARK; | |
1586 | PUSHs(sv); | |
1587 | RETURN; | |
1588 | } | |
2ae324a7 | 1589 | } |
1590 | ||
a0d0e21e LW |
1591 | if (!gv) |
1592 | goto say_undef; | |
748a9306 | 1593 | bufsv = *++MARK; |
ff68c719 | 1594 | if (! SvOK(bufsv)) |
1595 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1596 | length = SvIVx(*++MARK); |
748a9306 | 1597 | SETERRNO(0,0); |
a0d0e21e LW |
1598 | if (MARK < SP) |
1599 | offset = SvIVx(*++MARK); | |
1600 | else | |
1601 | offset = 0; | |
1602 | io = GvIO(gv); | |
b5fe5ca2 SR |
1603 | if (!io || !IoIFP(io)) { |
1604 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
1605 | report_evil_fh(gv, io, PL_op->op_type); | |
1606 | SETERRNO(EBADF,RMS_IFI); | |
a0d0e21e | 1607 | goto say_undef; |
b5fe5ca2 | 1608 | } |
0064a8a9 | 1609 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1610 | buffer = SvPVutf8_force(bufsv, blen); |
1e54db1a | 1611 | /* UTF-8 may not have been set if they are all low bytes */ |
eb5c063a | 1612 | SvUTF8_on(bufsv); |
9b9d7ce8 | 1613 | buffer_utf8 = 0; |
7d59b7e4 NIS |
1614 | } |
1615 | else { | |
1616 | buffer = SvPV_force(bufsv, blen); | |
1dd30107 | 1617 | buffer_utf8 = !IN_BYTES && SvUTF8(bufsv); |
7d59b7e4 NIS |
1618 | } |
1619 | if (length < 0) | |
1620 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1621 | wanted = length; |
7d59b7e4 | 1622 | |
d0965105 JH |
1623 | charstart = TRUE; |
1624 | charskip = 0; | |
87330c3c | 1625 | skip = 0; |
d0965105 | 1626 | |
a0d0e21e | 1627 | #ifdef HAS_SOCKET |
533c011a | 1628 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1629 | char namebuf[MAXPATHLEN]; |
17a8c7ba | 1630 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) |
490ab354 JH |
1631 | bufsize = sizeof (struct sockaddr_in); |
1632 | #else | |
46fc3d4c | 1633 | bufsize = sizeof namebuf; |
490ab354 | 1634 | #endif |
abf95952 IZ |
1635 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1636 | if (bufsize >= 256) | |
1637 | bufsize = 255; | |
1638 | #endif | |
eb160463 | 1639 | buffer = SvGROW(bufsv, (STRLEN)(length+1)); |
bbce6d69 | 1640 | /* 'offset' means 'flags' here */ |
eb5c063a | 1641 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1642 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1643 | if (count < 0) |
a0d0e21e | 1644 | RETPUSHUNDEF; |
4107cc59 OF |
1645 | #ifdef EPOC |
1646 | /* Bogus return without padding */ | |
1647 | bufsize = sizeof (struct sockaddr_in); | |
1648 | #endif | |
eb5c063a | 1649 | SvCUR_set(bufsv, count); |
748a9306 LW |
1650 | *SvEND(bufsv) = '\0'; |
1651 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1652 | if (fp_utf8) |
1653 | SvUTF8_on(bufsv); | |
748a9306 | 1654 | SvSETMAGIC(bufsv); |
aac0dd9a | 1655 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1656 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1657 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1658 | SP = ORIGMARK; |
46fc3d4c | 1659 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1660 | PUSHs(TARG); |
1661 | RETURN; | |
1662 | } | |
1663 | #else | |
911d147d | 1664 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1665 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1666 | #endif |
eb5c063a NIS |
1667 | if (DO_UTF8(bufsv)) { |
1668 | /* offset adjust in characters not bytes */ | |
1669 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1670 | } |
bbce6d69 | 1671 | if (offset < 0) { |
eb160463 | 1672 | if (-offset > (int)blen) |
cea2e8a9 | 1673 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1674 | offset += blen; |
1675 | } | |
eb5c063a NIS |
1676 | if (DO_UTF8(bufsv)) { |
1677 | /* convert offset-as-chars to offset-as-bytes */ | |
6960c29a CH |
1678 | if (offset >= (int)blen) |
1679 | offset += SvCUR(bufsv) - blen; | |
1680 | else | |
1681 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
eb5c063a NIS |
1682 | } |
1683 | more_bytes: | |
cd52b7b2 | 1684 | bufsize = SvCUR(bufsv); |
1dd30107 NC |
1685 | /* Allocating length + offset + 1 isn't perfect in the case of reading |
1686 | bytes from a byte file handle into a UTF8 buffer, but it won't harm us | |
1687 | unduly. | |
1688 | (should be 2 * length + offset + 1, or possibly something longer if | |
1689 | PL_encoding is true) */ | |
eb160463 | 1690 | buffer = SvGROW(bufsv, (STRLEN)(length+offset+1)); |
27da23d5 | 1691 | if (offset > 0 && (Sock_size_t)offset > bufsize) { /* Zero any newly allocated space */ |
cd52b7b2 | 1692 | Zero(buffer+bufsize, offset-bufsize, char); |
1693 | } | |
eb5c063a | 1694 | buffer = buffer + offset; |
1dd30107 NC |
1695 | if (!buffer_utf8) { |
1696 | read_target = bufsv; | |
1697 | } else { | |
1698 | /* Best to read the bytes into a new SV, upgrade that to UTF8, then | |
1699 | concatenate it to the current buffer. */ | |
1700 | ||
1701 | /* Truncate the existing buffer to the start of where we will be | |
1702 | reading to: */ | |
1703 | SvCUR_set(bufsv, offset); | |
1704 | ||
1705 | read_target = sv_newmortal(); | |
862a34c6 | 1706 | SvUPGRADE(read_target, SVt_PV); |
fe2774ed | 1707 | buffer = SvGROW(read_target, (STRLEN)(length + 1)); |
1dd30107 | 1708 | } |
eb5c063a | 1709 | |
533c011a | 1710 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1711 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1712 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1713 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1714 | buffer, length, 0); | |
a7092146 GS |
1715 | } |
1716 | else | |
1717 | #endif | |
1718 | { | |
eb5c063a NIS |
1719 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1720 | buffer, length); | |
a7092146 | 1721 | } |
a0d0e21e LW |
1722 | } |
1723 | else | |
1724 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1725 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1726 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1727 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1728 | bufsize = sizeof (struct sockaddr_in); | |
1729 | #else | |
46fc3d4c | 1730 | bufsize = sizeof namebuf; |
490ab354 | 1731 | #endif |
eb5c063a | 1732 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1733 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1734 | } |
1735 | else | |
1736 | #endif | |
3b02c43c | 1737 | { |
eb5c063a NIS |
1738 | count = PerlIO_read(IoIFP(io), buffer, length); |
1739 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1740 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1741 | count = -1; | |
3b02c43c | 1742 | } |
eb5c063a | 1743 | if (count < 0) { |
a00b5bd3 | 1744 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
6e6ef6b2 | 1745 | report_evil_fh(gv, io, OP_phoney_OUTPUT_ONLY); |
a0d0e21e | 1746 | goto say_undef; |
af8c498a | 1747 | } |
aa07b2f6 | 1748 | SvCUR_set(read_target, count+(buffer - SvPVX_const(read_target))); |
1dd30107 NC |
1749 | *SvEND(read_target) = '\0'; |
1750 | (void)SvPOK_only(read_target); | |
0064a8a9 | 1751 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a | 1752 | /* Look at utf8 we got back and count the characters */ |
1df70142 | 1753 | const char *bend = buffer + count; |
eb5c063a | 1754 | while (buffer < bend) { |
d0965105 JH |
1755 | if (charstart) { |
1756 | skip = UTF8SKIP(buffer); | |
1757 | charskip = 0; | |
1758 | } | |
1759 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1760 | /* partial character - try for rest of it */ |
1761 | length = skip - (bend-buffer); | |
aa07b2f6 | 1762 | offset = bend - SvPVX_const(bufsv); |
d0965105 JH |
1763 | charstart = FALSE; |
1764 | charskip += count; | |
eb5c063a NIS |
1765 | goto more_bytes; |
1766 | } | |
1767 | else { | |
1768 | got++; | |
1769 | buffer += skip; | |
d0965105 JH |
1770 | charstart = TRUE; |
1771 | charskip = 0; | |
eb5c063a NIS |
1772 | } |
1773 | } | |
1774 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1775 | provided amount read (count) was what was requested (length) | |
1776 | */ | |
1777 | if (got < wanted && count == length) { | |
d0965105 | 1778 | length = wanted - got; |
aa07b2f6 | 1779 | offset = bend - SvPVX_const(bufsv); |
eb5c063a NIS |
1780 | goto more_bytes; |
1781 | } | |
1782 | /* return value is character count */ | |
1783 | count = got; | |
1784 | SvUTF8_on(bufsv); | |
1785 | } | |
1dd30107 NC |
1786 | else if (buffer_utf8) { |
1787 | /* Let svcatsv upgrade the bytes we read in to utf8. | |
1788 | The buffer is a mortal so will be freed soon. */ | |
1789 | sv_catsv_nomg(bufsv, read_target); | |
1790 | } | |
748a9306 | 1791 | SvSETMAGIC(bufsv); |
aac0dd9a | 1792 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 | 1793 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1794 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1795 | SP = ORIGMARK; |
eb5c063a | 1796 | PUSHi(count); |
a0d0e21e LW |
1797 | RETURN; |
1798 | ||
1799 | say_undef: | |
1800 | SP = ORIGMARK; | |
1801 | RETPUSHUNDEF; | |
1802 | } | |
1803 | ||
1804 | PP(pp_syswrite) | |
1805 | { | |
27da23d5 | 1806 | dVAR; dSP; |
1df70142 | 1807 | const int items = (SP - PL_stack_base) - TOPMARK; |
092bebab | 1808 | if (items == 2) { |
9f089d78 | 1809 | SV *sv; |
092bebab | 1810 | EXTEND(SP, 1); |
9f089d78 SB |
1811 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1812 | PUSHs(sv); | |
092bebab JH |
1813 | PUTBACK; |
1814 | } | |
cea2e8a9 | 1815 | return pp_send(); |
a0d0e21e LW |
1816 | } |
1817 | ||
1818 | PP(pp_send) | |
1819 | { | |
27da23d5 | 1820 | dVAR; dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1821 | GV *gv; |
1822 | IO *io; | |
748a9306 | 1823 | SV *bufsv; |
83003860 | 1824 | const char *buffer; |
8c99d73e GS |
1825 | Size_t length; |
1826 | SSize_t retval; | |
a0d0e21e | 1827 | STRLEN blen; |
1d603a67 | 1828 | MAGIC *mg; |
a0d0e21e LW |
1829 | |
1830 | gv = (GV*)*++MARK; | |
14befaf4 | 1831 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1832 | && gv && (io = GvIO(gv)) |
1833 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1834 | { |
1d603a67 GB |
1835 | SV *sv; |
1836 | ||
1837 | PUSHMARK(MARK-1); | |
5b468f54 | 1838 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1839 | ENTER; |
864dbfa3 | 1840 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1841 | LEAVE; |
1842 | SPAGAIN; | |
1843 | sv = POPs; | |
1844 | SP = ORIGMARK; | |
1845 | PUSHs(sv); | |
1846 | RETURN; | |
1847 | } | |
a0d0e21e LW |
1848 | if (!gv) |
1849 | goto say_undef; | |
748a9306 | 1850 | bufsv = *++MARK; |
8c99d73e | 1851 | #if Size_t_size > IVSIZE |
3c001241 | 1852 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1853 | #else |
3c001241 | 1854 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1855 | #endif |
3c001241 | 1856 | if ((SSize_t)length < 0) |
cea2e8a9 | 1857 | DIE(aTHX_ "Negative length"); |
748a9306 | 1858 | SETERRNO(0,0); |
a0d0e21e LW |
1859 | io = GvIO(gv); |
1860 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1861 | retval = -1; |
bc37a18f RG |
1862 | if (ckWARN(WARN_CLOSED)) |
1863 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 1864 | SETERRNO(EBADF,RMS_IFI); |
7d59b7e4 NIS |
1865 | goto say_undef; |
1866 | } | |
1867 | ||
1868 | if (PerlIO_isutf8(IoIFP(io))) { | |
6aa2f6a7 NC |
1869 | if (!SvUTF8(bufsv)) { |
1870 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1871 | buffer = sv_2pvutf8(bufsv, &blen); | |
1872 | } else | |
83003860 | 1873 | buffer = SvPV_const(bufsv, blen); |
a0d0e21e | 1874 | } |
7d59b7e4 | 1875 | else { |
4de5f5ca JH |
1876 | if (DO_UTF8(bufsv)) { |
1877 | /* Not modifying source SV, so making a temporary copy. */ | |
1878 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1879 | sv_utf8_downgrade(bufsv, FALSE); | |
1880 | } | |
83003860 | 1881 | buffer = SvPV_const(bufsv, blen); |
7d59b7e4 NIS |
1882 | } |
1883 | ||
1884 | if (PL_op->op_type == OP_SYSWRITE) { | |
1885 | IV offset; | |
1886 | if (DO_UTF8(bufsv)) { | |
1887 | /* length and offset are in chars */ | |
1888 | blen = sv_len_utf8(bufsv); | |
1889 | } | |
bbce6d69 | 1890 | if (MARK < SP) { |
a0d0e21e | 1891 | offset = SvIVx(*++MARK); |
bbce6d69 | 1892 | if (offset < 0) { |
eb160463 | 1893 | if (-offset > (IV)blen) |
cea2e8a9 | 1894 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1895 | offset += blen; |
eb160463 | 1896 | } else if (offset >= (IV)blen && blen > 0) |
cea2e8a9 | 1897 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1898 | } else |
a0d0e21e LW |
1899 | offset = 0; |
1900 | if (length > blen - offset) | |
1901 | length = blen - offset; | |
7d59b7e4 | 1902 | if (DO_UTF8(bufsv)) { |
83003860 | 1903 | buffer = (const char*)utf8_hop((const U8 *)buffer, offset); |
7d59b7e4 NIS |
1904 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1905 | } | |
1906 | else { | |
1907 | buffer = buffer+offset; | |
1908 | } | |
a7092146 | 1909 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1910 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1911 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1912 | buffer, length, 0); |
a7092146 GS |
1913 | } |
1914 | else | |
1915 | #endif | |
1916 | { | |
94e4c244 | 1917 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1918 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1919 | buffer, length); |
a7092146 | 1920 | } |
a0d0e21e LW |
1921 | } |
1922 | #ifdef HAS_SOCKET | |
1923 | else if (SP > MARK) { | |
a0d0e21e | 1924 | STRLEN mlen; |
1df70142 | 1925 | char * const sockbuf = SvPVx(*++MARK, mlen); |
7d59b7e4 | 1926 | /* length is really flags */ |
8c99d73e GS |
1927 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1928 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1929 | } |
1930 | else | |
7d59b7e4 | 1931 | /* length is really flags */ |
8c99d73e | 1932 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1933 | #else |
1934 | else | |
cea2e8a9 | 1935 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1936 | #endif |
8c99d73e | 1937 | if (retval < 0) |
a0d0e21e LW |
1938 | goto say_undef; |
1939 | SP = ORIGMARK; | |
f36eea10 JH |
1940 | if (DO_UTF8(bufsv)) |
1941 | retval = utf8_length((U8*)buffer, (U8*)buffer + retval); | |
8c99d73e GS |
1942 | #if Size_t_size > IVSIZE |
1943 | PUSHn(retval); | |
1944 | #else | |
1945 | PUSHi(retval); | |
1946 | #endif | |
a0d0e21e LW |
1947 | RETURN; |
1948 | ||
1949 | say_undef: | |
1950 | SP = ORIGMARK; | |
1951 | RETPUSHUNDEF; | |
1952 | } | |
1953 | ||
1954 | PP(pp_recv) | |
1955 | { | |
cea2e8a9 | 1956 | return pp_sysread(); |
a0d0e21e LW |
1957 | } |
1958 | ||
1959 | PP(pp_eof) | |
1960 | { | |
27da23d5 | 1961 | dVAR; dSP; |
a0d0e21e | 1962 | GV *gv; |
5b468f54 | 1963 | IO *io; |
4592e6ca | 1964 | MAGIC *mg; |
a0d0e21e | 1965 | |
32da55ab | 1966 | if (MAXARG == 0) { |
146174a9 CB |
1967 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1968 | IO *io; | |
ed2c6b9b | 1969 | gv = PL_last_in_gv = GvEGV(PL_argvgv); |
146174a9 CB |
1970 | io = GvIO(gv); |
1971 | if (io && !IoIFP(io)) { | |
1972 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1973 | IoLINES(io) = 0; | |
1974 | IoFLAGS(io) &= ~IOf_START; | |
2fbb330f | 1975 | do_open(gv, "-", 1, FALSE, O_RDONLY, 0, Nullfp); |
146174a9 CB |
1976 | sv_setpvn(GvSV(gv), "-", 1); |
1977 | SvSETMAGIC(GvSV(gv)); | |
1978 | } | |
1979 | else if (!nextargv(gv)) | |
1980 | RETPUSHYES; | |
1981 | } | |
1982 | } | |
1983 | else | |
1984 | gv = PL_last_in_gv; /* eof */ | |
1985 | } | |
a0d0e21e | 1986 | else |
146174a9 | 1987 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1988 | |
5b468f54 AMS |
1989 | if (gv && (io = GvIO(gv)) |
1990 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1991 | { | |
4592e6ca | 1992 | PUSHMARK(SP); |
5b468f54 | 1993 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1994 | PUTBACK; |
1995 | ENTER; | |
864dbfa3 | 1996 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1997 | LEAVE; |
1998 | SPAGAIN; | |
1999 | RETURN; | |
2000 | } | |
2001 | ||
54310121 | 2002 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
2003 | RETURN; |
2004 | } | |
2005 | ||
2006 | PP(pp_tell) | |
2007 | { | |
27da23d5 | 2008 | dVAR; dSP; dTARGET; |
301e8125 | 2009 | GV *gv; |
5b468f54 | 2010 | IO *io; |
4592e6ca | 2011 | MAGIC *mg; |
a0d0e21e | 2012 | |
32da55ab | 2013 | if (MAXARG == 0) |
3280af22 | 2014 | gv = PL_last_in_gv; |
a0d0e21e | 2015 | else |
3280af22 | 2016 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2017 | |
5b468f54 AMS |
2018 | if (gv && (io = GvIO(gv)) |
2019 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2020 | { | |
4592e6ca | 2021 | PUSHMARK(SP); |
5b468f54 | 2022 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
2023 | PUTBACK; |
2024 | ENTER; | |
864dbfa3 | 2025 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
2026 | LEAVE; |
2027 | SPAGAIN; | |
2028 | RETURN; | |
2029 | } | |
2030 | ||
146174a9 CB |
2031 | #if LSEEKSIZE > IVSIZE |
2032 | PUSHn( do_tell(gv) ); | |
2033 | #else | |
a0d0e21e | 2034 | PUSHi( do_tell(gv) ); |
146174a9 | 2035 | #endif |
a0d0e21e LW |
2036 | RETURN; |
2037 | } | |
2038 | ||
2039 | PP(pp_seek) | |
2040 | { | |
cea2e8a9 | 2041 | return pp_sysseek(); |
137443ea | 2042 | } |
2043 | ||
2044 | PP(pp_sysseek) | |
2045 | { | |
27da23d5 | 2046 | dVAR; dSP; |
a0d0e21e | 2047 | GV *gv; |
5b468f54 | 2048 | IO *io; |
1df70142 | 2049 | const int whence = POPi; |
146174a9 CB |
2050 | #if LSEEKSIZE > IVSIZE |
2051 | Off_t offset = (Off_t)SvNVx(POPs); | |
2052 | #else | |
d9b3e12d | 2053 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 2054 | #endif |
4592e6ca | 2055 | MAGIC *mg; |
a0d0e21e | 2056 | |
3280af22 | 2057 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2058 | |
5b468f54 AMS |
2059 | if (gv && (io = GvIO(gv)) |
2060 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2061 | { | |
4592e6ca | 2062 | PUSHMARK(SP); |
5b468f54 | 2063 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
cb50131a CB |
2064 | #if LSEEKSIZE > IVSIZE |
2065 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
2066 | #else | |
b448e4fe | 2067 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 2068 | #endif |
b448e4fe | 2069 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
2070 | PUTBACK; |
2071 | ENTER; | |
864dbfa3 | 2072 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
2073 | LEAVE; |
2074 | SPAGAIN; | |
2075 | RETURN; | |
2076 | } | |
2077 | ||
533c011a | 2078 | if (PL_op->op_type == OP_SEEK) |
8903cb82 | 2079 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
2080 | else { | |
b448e4fe JH |
2081 | Off_t sought = do_sysseek(gv, offset, whence); |
2082 | if (sought < 0) | |
146174a9 CB |
2083 | PUSHs(&PL_sv_undef); |
2084 | else { | |
b448e4fe | 2085 | SV* sv = sought ? |
146174a9 | 2086 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 2087 | newSVnv((NV)sought) |
146174a9 | 2088 | #else |
b448e4fe | 2089 | newSViv(sought) |
146174a9 CB |
2090 | #endif |
2091 | : newSVpvn(zero_but_true, ZBTLEN); | |
2092 | PUSHs(sv_2mortal(sv)); | |
2093 | } | |
8903cb82 | 2094 | } |
a0d0e21e LW |
2095 | RETURN; |
2096 | } | |
2097 | ||
2098 | PP(pp_truncate) | |
2099 | { | |
39644a26 | 2100 | dSP; |
8c99d73e GS |
2101 | /* There seems to be no consensus on the length type of truncate() |
2102 | * and ftruncate(), both off_t and size_t have supporters. In | |
2103 | * general one would think that when using large files, off_t is | |
2104 | * at least as wide as size_t, so using an off_t should be okay. */ | |
2105 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
2106 | Off_t len; | |
a0d0e21e | 2107 | |
25342a55 | 2108 | #if Off_t_size > IVSIZE |
8c99d73e GS |
2109 | len = (Off_t)POPn; |
2110 | #else | |
2111 | len = (Off_t)POPi; | |
2112 | #endif | |
2113 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 2114 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2115 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2116 | SETERRNO(0,0); |
d05c1ba0 | 2117 | { |
d05c1ba0 JH |
2118 | int result = 1; |
2119 | GV *tmpgv; | |
090bf15b SR |
2120 | IO *io; |
2121 | ||
d05c1ba0 | 2122 | if (PL_op->op_flags & OPf_SPECIAL) { |
7a5fd60d | 2123 | tmpgv = gv_fetchsv(POPs, FALSE, SVt_PVIO); |
d05c1ba0 | 2124 | |
090bf15b SR |
2125 | do_ftruncate_gv: |
2126 | if (!GvIO(tmpgv)) | |
2127 | result = 0; | |
d05c1ba0 | 2128 | else { |
090bf15b SR |
2129 | PerlIO *fp; |
2130 | io = GvIOp(tmpgv); | |
2131 | do_ftruncate_io: | |
2132 | TAINT_PROPER("truncate"); | |
2133 | if (!(fp = IoIFP(io))) { | |
2134 | result = 0; | |
2135 | } | |
2136 | else { | |
2137 | PerlIO_flush(fp); | |
cbdc8872 | 2138 | #ifdef HAS_TRUNCATE |
090bf15b | 2139 | if (ftruncate(PerlIO_fileno(fp), len) < 0) |
301e8125 | 2140 | #else |
090bf15b | 2141 | if (my_chsize(PerlIO_fileno(fp), len) < 0) |
cbdc8872 | 2142 | #endif |
090bf15b SR |
2143 | result = 0; |
2144 | } | |
d05c1ba0 | 2145 | } |
cbdc8872 | 2146 | } |
d05c1ba0 JH |
2147 | else { |
2148 | SV *sv = POPs; | |
83003860 | 2149 | const char *name; |
7a5fd60d | 2150 | |
d05c1ba0 JH |
2151 | if (SvTYPE(sv) == SVt_PVGV) { |
2152 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
090bf15b | 2153 | goto do_ftruncate_gv; |
d05c1ba0 JH |
2154 | } |
2155 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2156 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
090bf15b SR |
2157 | goto do_ftruncate_gv; |
2158 | } | |
2159 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVIO) { | |
2160 | io = (IO*) SvRV(sv); /* *main::FRED{IO} for example */ | |
2161 | goto do_ftruncate_io; | |
d05c1ba0 | 2162 | } |
1e422769 | 2163 | |
83003860 | 2164 | name = SvPV_nolen_const(sv); |
d05c1ba0 | 2165 | TAINT_PROPER("truncate"); |
cbdc8872 | 2166 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2167 | if (truncate(name, len) < 0) |
2168 | result = 0; | |
cbdc8872 | 2169 | #else |
d05c1ba0 JH |
2170 | { |
2171 | int tmpfd; | |
2172 | ||
2173 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2174 | result = 0; |
d05c1ba0 JH |
2175 | else { |
2176 | if (my_chsize(tmpfd, len) < 0) | |
2177 | result = 0; | |
2178 | PerlLIO_close(tmpfd); | |
2179 | } | |
cbdc8872 | 2180 | } |
a0d0e21e | 2181 | #endif |
d05c1ba0 | 2182 | } |
a0d0e21e | 2183 | |
d05c1ba0 JH |
2184 | if (result) |
2185 | RETPUSHYES; | |
2186 | if (!errno) | |
93189314 | 2187 | SETERRNO(EBADF,RMS_IFI); |
d05c1ba0 JH |
2188 | RETPUSHUNDEF; |
2189 | } | |
a0d0e21e LW |
2190 | } |
2191 | ||
2192 | PP(pp_fcntl) | |
2193 | { | |
cea2e8a9 | 2194 | return pp_ioctl(); |
a0d0e21e LW |
2195 | } |
2196 | ||
2197 | PP(pp_ioctl) | |
2198 | { | |
39644a26 | 2199 | dSP; dTARGET; |
748a9306 | 2200 | SV *argsv = POPs; |
1df70142 | 2201 | const unsigned int func = POPu; |
e1ec3a88 | 2202 | const int optype = PL_op->op_type; |
a0d0e21e | 2203 | char *s; |
324aa91a | 2204 | IV retval; |
a0d0e21e | 2205 | GV *gv = (GV*)POPs; |
c289d2f7 | 2206 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2207 | |
748a9306 | 2208 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2209 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2210 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 2211 | SETERRNO(EBADF,RMS_IFI); /* well, sort of... */ |
a0d0e21e LW |
2212 | RETPUSHUNDEF; |
2213 | } | |
2214 | ||
748a9306 | 2215 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2216 | STRLEN len; |
324aa91a | 2217 | STRLEN need; |
748a9306 | 2218 | s = SvPV_force(argsv, len); |
324aa91a HF |
2219 | need = IOCPARM_LEN(func); |
2220 | if (len < need) { | |
2221 | s = Sv_Grow(argsv, need + 1); | |
2222 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2223 | } |
2224 | ||
748a9306 | 2225 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2226 | } |
2227 | else { | |
748a9306 | 2228 | retval = SvIV(argsv); |
c529f79d | 2229 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2230 | } |
2231 | ||
2232 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2233 | ||
2234 | if (optype == OP_IOCTL) | |
2235 | #ifdef HAS_IOCTL | |
76e3520e | 2236 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2237 | #else |
cea2e8a9 | 2238 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2239 | #endif |
2240 | else | |
c214f4ad WB |
2241 | #ifndef HAS_FCNTL |
2242 | DIE(aTHX_ "fcntl is not implemented"); | |
2243 | #else | |
55497cff | 2244 | #if defined(OS2) && defined(__EMX__) |
760ac839 | 2245 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2246 | #else |
760ac839 | 2247 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2248 | #endif |
6652bd42 | 2249 | #endif |
a0d0e21e | 2250 | |
6652bd42 | 2251 | #if defined(HAS_IOCTL) || defined(HAS_FCNTL) |
748a9306 LW |
2252 | if (SvPOK(argsv)) { |
2253 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2254 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
53e06cf0 | 2255 | OP_NAME(PL_op)); |
748a9306 LW |
2256 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2257 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2258 | } |
2259 | ||
2260 | if (retval == -1) | |
2261 | RETPUSHUNDEF; | |
2262 | if (retval != 0) { | |
2263 | PUSHi(retval); | |
2264 | } | |
2265 | else { | |
8903cb82 | 2266 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e | 2267 | } |
4808266b | 2268 | #endif |
c214f4ad | 2269 | RETURN; |
a0d0e21e LW |
2270 | } |
2271 | ||
2272 | PP(pp_flock) | |
2273 | { | |
9cad6237 | 2274 | #ifdef FLOCK |
39644a26 | 2275 | dSP; dTARGET; |
a0d0e21e LW |
2276 | I32 value; |
2277 | int argtype; | |
2278 | GV *gv; | |
bc37a18f | 2279 | IO *io = NULL; |
760ac839 | 2280 | PerlIO *fp; |
16d20bd9 | 2281 | |
a0d0e21e | 2282 | argtype = POPi; |
32da55ab | 2283 | if (MAXARG == 0) |
3280af22 | 2284 | gv = PL_last_in_gv; |
a0d0e21e LW |
2285 | else |
2286 | gv = (GV*)POPs; | |
bc37a18f RG |
2287 | if (gv && (io = GvIO(gv))) |
2288 | fp = IoIFP(io); | |
2289 | else { | |
a0d0e21e | 2290 | fp = Nullfp; |
bc37a18f RG |
2291 | io = NULL; |
2292 | } | |
a0d0e21e | 2293 | if (fp) { |
68dc0745 | 2294 | (void)PerlIO_flush(fp); |
76e3520e | 2295 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2296 | } |
cb50131a | 2297 | else { |
bc37a18f RG |
2298 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2299 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2300 | value = 0; |
93189314 | 2301 | SETERRNO(EBADF,RMS_IFI); |
cb50131a | 2302 | } |
a0d0e21e LW |
2303 | PUSHi(value); |
2304 | RETURN; | |
2305 | #else | |
cea2e8a9 | 2306 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2307 | #endif |
2308 | } | |
2309 | ||
2310 | /* Sockets. */ | |
2311 | ||
2312 | PP(pp_socket) | |
2313 | { | |
a0d0e21e | 2314 | #ifdef HAS_SOCKET |
9cad6237 | 2315 | dSP; |
a0d0e21e LW |
2316 | GV *gv; |
2317 | register IO *io; | |
2318 | int protocol = POPi; | |
2319 | int type = POPi; | |
2320 | int domain = POPi; | |
2321 | int fd; | |
2322 | ||
2323 | gv = (GV*)POPs; | |
c289d2f7 | 2324 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2325 | |
c289d2f7 JH |
2326 | if (!gv || !io) { |
2327 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2328 | report_evil_fh(gv, io, PL_op->op_type); | |
2329 | if (IoIFP(io)) | |
2330 | do_close(gv, FALSE); | |
93189314 | 2331 | SETERRNO(EBADF,LIB_INVARG); |
a0d0e21e LW |
2332 | RETPUSHUNDEF; |
2333 | } | |
2334 | ||
57171420 BS |
2335 | if (IoIFP(io)) |
2336 | do_close(gv, FALSE); | |
2337 | ||
a0d0e21e | 2338 | TAINT_PROPER("socket"); |
6ad3d225 | 2339 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2340 | if (fd < 0) |
2341 | RETPUSHUNDEF; | |
460c8493 IZ |
2342 | IoIFP(io) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); /* stdio gets confused about sockets */ |
2343 | IoOFP(io) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2344 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2345 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2346 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2347 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2348 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2349 | RETPUSHUNDEF; |
2350 | } | |
8d2a6795 GS |
2351 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2352 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2353 | #endif | |
a0d0e21e | 2354 | |
d5ff79b3 OF |
2355 | #ifdef EPOC |
2356 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2357 | #endif | |
2358 | ||
a0d0e21e LW |
2359 | RETPUSHYES; |
2360 | #else | |
cea2e8a9 | 2361 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2362 | #endif |
2363 | } | |
2364 | ||
2365 | PP(pp_sockpair) | |
2366 | { | |
c95c94b1 | 2367 | #if defined (HAS_SOCKETPAIR) || (defined (HAS_SOCKET) && defined(SOCK_DGRAM) && defined(AF_INET) && defined(PF_INET)) |
76ffd3b9 | 2368 | dSP; |
a0d0e21e LW |
2369 | GV *gv1; |
2370 | GV *gv2; | |
2371 | register IO *io1; | |
2372 | register IO *io2; | |
2373 | int protocol = POPi; | |
2374 | int type = POPi; | |
2375 | int domain = POPi; | |
2376 | int fd[2]; | |
2377 | ||
2378 | gv2 = (GV*)POPs; | |
2379 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2380 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2381 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2382 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2383 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2384 | if (!gv1 || !io1) | |
2385 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2386 | if (!gv2 || !io2) | |
2387 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2388 | } | |
2389 | if (IoIFP(io1)) | |
2390 | do_close(gv1, FALSE); | |
2391 | if (IoIFP(io2)) | |
2392 | do_close(gv2, FALSE); | |
a0d0e21e | 2393 | RETPUSHUNDEF; |
c289d2f7 | 2394 | } |
a0d0e21e | 2395 | |
dc0d0a5f JH |
2396 | if (IoIFP(io1)) |
2397 | do_close(gv1, FALSE); | |
2398 | if (IoIFP(io2)) | |
2399 | do_close(gv2, FALSE); | |
57171420 | 2400 | |
a0d0e21e | 2401 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2402 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2403 | RETPUSHUNDEF; |
460c8493 IZ |
2404 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"SOCKET_OPEN_MODE); |
2405 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"SOCKET_OPEN_MODE); | |
50952442 | 2406 | IoTYPE(io1) = IoTYPE_SOCKET; |
460c8493 IZ |
2407 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"SOCKET_OPEN_MODE); |
2408 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"SOCKET_OPEN_MODE); | |
50952442 | 2409 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2410 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2411 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2412 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2413 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2414 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2415 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2416 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2417 | RETPUSHUNDEF; |
2418 | } | |
8d2a6795 GS |
2419 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2420 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2421 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2422 | #endif | |
a0d0e21e LW |
2423 | |
2424 | RETPUSHYES; | |
2425 | #else | |
cea2e8a9 | 2426 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2427 | #endif |
2428 | } | |
2429 | ||
2430 | PP(pp_bind) | |
2431 | { | |
a0d0e21e | 2432 | #ifdef HAS_SOCKET |
9cad6237 | 2433 | dSP; |
eec2d3df | 2434 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2435 | extern void GETPRIVMODE(); |
2436 | extern void GETUSERMODE(); | |
eec2d3df | 2437 | #endif |
748a9306 | 2438 | SV *addrsv = POPs; |
349d4f2f NC |
2439 | /* OK, so on what platform does bind modify addr? */ |
2440 | const char *addr; | |
a0d0e21e LW |
2441 | GV *gv = (GV*)POPs; |
2442 | register IO *io = GvIOn(gv); | |
2443 | STRLEN len; | |
eec2d3df GS |
2444 | int bind_ok = 0; |
2445 | #ifdef MPE | |
2446 | int mpeprivmode = 0; | |
2447 | #endif | |
a0d0e21e LW |
2448 | |
2449 | if (!io || !IoIFP(io)) | |
2450 | goto nuts; | |
2451 | ||
349d4f2f | 2452 | addr = SvPV_const(addrsv, len); |
a0d0e21e | 2453 | TAINT_PROPER("bind"); |
eec2d3df GS |
2454 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2455 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2456 | /* The address *MUST* stupidly be zero. */ | |
2457 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2458 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2459 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2460 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2461 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2462 | mpeprivmode = 1; | |
2463 | } | |
2464 | } | |
2465 | #endif /* MPE */ | |
2466 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2467 | (struct sockaddr *)addr, len) >= 0) | |
2468 | bind_ok = 1; | |
2469 | ||
2470 | #ifdef MPE /* Switch back to USER mode */ | |
2471 | if (mpeprivmode) | |
2472 | GETUSERMODE(); | |
2473 | #endif /* MPE */ | |
2474 | ||
2475 | if (bind_ok) | |
a0d0e21e LW |
2476 | RETPUSHYES; |
2477 | else | |
2478 | RETPUSHUNDEF; | |
2479 | ||
2480 | nuts: | |
599cee73 | 2481 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2482 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2483 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2484 | RETPUSHUNDEF; |
2485 | #else | |
cea2e8a9 | 2486 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2487 | #endif |
2488 | } | |
2489 | ||
2490 | PP(pp_connect) | |
2491 | { | |
a0d0e21e | 2492 | #ifdef HAS_SOCKET |
9cad6237 | 2493 | dSP; |
748a9306 | 2494 | SV *addrsv = POPs; |
349d4f2f | 2495 | const char *addr; |
a0d0e21e LW |
2496 | GV *gv = (GV*)POPs; |
2497 | register IO *io = GvIOn(gv); | |
2498 | STRLEN len; | |
2499 | ||
2500 | if (!io || !IoIFP(io)) | |
2501 | goto nuts; | |
2502 | ||
349d4f2f | 2503 | addr = SvPV_const(addrsv, len); |
a0d0e21e | 2504 | TAINT_PROPER("connect"); |
6ad3d225 | 2505 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2506 | RETPUSHYES; |
2507 | else | |
2508 | RETPUSHUNDEF; | |
2509 | ||
2510 | nuts: | |
599cee73 | 2511 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2512 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2513 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2514 | RETPUSHUNDEF; |
2515 | #else | |
cea2e8a9 | 2516 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2517 | #endif |
2518 | } | |
2519 | ||
2520 | PP(pp_listen) | |
2521 | { | |
a0d0e21e | 2522 | #ifdef HAS_SOCKET |
9cad6237 | 2523 | dSP; |
a0d0e21e LW |
2524 | int backlog = POPi; |
2525 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2526 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2527 | |
c289d2f7 | 2528 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2529 | goto nuts; |
2530 | ||
6ad3d225 | 2531 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2532 | RETPUSHYES; |
2533 | else | |
2534 | RETPUSHUNDEF; | |
2535 | ||
2536 | nuts: | |
599cee73 | 2537 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2538 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2539 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2540 | RETPUSHUNDEF; |
2541 | #else | |
cea2e8a9 | 2542 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2543 | #endif |
2544 | } | |
2545 | ||
2546 | PP(pp_accept) | |
2547 | { | |
a0d0e21e | 2548 | #ifdef HAS_SOCKET |
9cad6237 | 2549 | dSP; dTARGET; |
a0d0e21e LW |
2550 | GV *ngv; |
2551 | GV *ggv; | |
2552 | register IO *nstio; | |
2553 | register IO *gstio; | |
93d47a36 JH |
2554 | char namebuf[MAXPATHLEN]; |
2555 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) | |
2556 | Sock_size_t len = sizeof (struct sockaddr_in); | |
2557 | #else | |
2558 | Sock_size_t len = sizeof namebuf; | |
2559 | #endif | |
a0d0e21e LW |
2560 | int fd; |
2561 | ||
2562 | ggv = (GV*)POPs; | |
2563 | ngv = (GV*)POPs; | |
2564 | ||
2565 | if (!ngv) | |
2566 | goto badexit; | |
2567 | if (!ggv) | |
2568 | goto nuts; | |
2569 | ||
2570 | gstio = GvIO(ggv); | |
2571 | if (!gstio || !IoIFP(gstio)) | |
2572 | goto nuts; | |
2573 | ||
2574 | nstio = GvIOn(ngv); | |
93d47a36 | 2575 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *) namebuf, &len); |
a0d0e21e LW |
2576 | if (fd < 0) |
2577 | goto badexit; | |
a70048fb AB |
2578 | if (IoIFP(nstio)) |
2579 | do_close(ngv, FALSE); | |
460c8493 IZ |
2580 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); |
2581 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2582 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2583 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2584 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2585 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2586 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2587 | goto badexit; |
2588 | } | |
8d2a6795 GS |
2589 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2590 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2591 | #endif | |
a0d0e21e | 2592 | |
ed79a026 | 2593 | #ifdef EPOC |
93d47a36 | 2594 | len = sizeof (struct sockaddr_in); /* EPOC somehow truncates info */ |
a9f1f6b0 | 2595 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ |
ed79a026 | 2596 | #endif |
381c1bae | 2597 | #ifdef __SCO_VERSION__ |
93d47a36 | 2598 | len = sizeof (struct sockaddr_in); /* OpenUNIX 8 somehow truncates info */ |
381c1bae | 2599 | #endif |
ed79a026 | 2600 | |
93d47a36 | 2601 | PUSHp(namebuf, len); |
a0d0e21e LW |
2602 | RETURN; |
2603 | ||
2604 | nuts: | |
599cee73 | 2605 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2606 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
93189314 | 2607 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2608 | |
2609 | badexit: | |
2610 | RETPUSHUNDEF; | |
2611 | ||
2612 | #else | |
cea2e8a9 | 2613 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2614 | #endif |
2615 | } | |
2616 | ||
2617 | PP(pp_shutdown) | |
2618 | { | |
a0d0e21e | 2619 | #ifdef HAS_SOCKET |
9cad6237 | 2620 | dSP; dTARGET; |
a0d0e21e LW |
2621 | int how = POPi; |
2622 | GV *gv = (GV*)POPs; | |
2623 | register IO *io = GvIOn(gv); | |
2624 | ||
2625 | if (!io || !IoIFP(io)) | |
2626 | goto nuts; | |
2627 | ||
6ad3d225 | 2628 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2629 | RETURN; |
2630 | ||
2631 | nuts: | |
599cee73 | 2632 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2633 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2634 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2635 | RETPUSHUNDEF; |
2636 | #else | |
cea2e8a9 | 2637 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2638 | #endif |
2639 | } | |
2640 | ||
2641 | PP(pp_gsockopt) | |
2642 | { | |
2643 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2644 | return pp_ssockopt(); |
a0d0e21e | 2645 | #else |
cea2e8a9 | 2646 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2647 | #endif |
2648 | } | |
2649 | ||
2650 | PP(pp_ssockopt) | |
2651 | { | |
a0d0e21e | 2652 | #ifdef HAS_SOCKET |
9cad6237 | 2653 | dSP; |
533c011a | 2654 | int optype = PL_op->op_type; |
a0d0e21e LW |
2655 | SV *sv; |
2656 | int fd; | |
2657 | unsigned int optname; | |
2658 | unsigned int lvl; | |
2659 | GV *gv; | |
2660 | register IO *io; | |
1e422769 | 2661 | Sock_size_t len; |
a0d0e21e LW |
2662 | |
2663 | if (optype == OP_GSOCKOPT) | |
2664 | sv = sv_2mortal(NEWSV(22, 257)); | |
2665 | else | |
2666 | sv = POPs; | |
2667 | optname = (unsigned int) POPi; | |
2668 | lvl = (unsigned int) POPi; | |
2669 | ||
2670 | gv = (GV*)POPs; | |
2671 | io = GvIOn(gv); | |
2672 | if (!io || !IoIFP(io)) | |
2673 | goto nuts; | |
2674 | ||
760ac839 | 2675 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2676 | switch (optype) { |
2677 | case OP_GSOCKOPT: | |
748a9306 | 2678 | SvGROW(sv, 257); |
a0d0e21e | 2679 | (void)SvPOK_only(sv); |
748a9306 LW |
2680 | SvCUR_set(sv,256); |
2681 | *SvEND(sv) ='\0'; | |
1e422769 | 2682 | len = SvCUR(sv); |
6ad3d225 | 2683 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2684 | goto nuts2; |
1e422769 | 2685 | SvCUR_set(sv, len); |
748a9306 | 2686 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2687 | PUSHs(sv); |
2688 | break; | |
2689 | case OP_SSOCKOPT: { | |
1215b447 JH |
2690 | #if defined(__SYMBIAN32__) |
2691 | # define SETSOCKOPT_OPTION_VALUE_T void * | |
2692 | #else | |
2693 | # define SETSOCKOPT_OPTION_VALUE_T const char * | |
2694 | #endif | |
2695 | /* XXX TODO: We need to have a proper type (a Configure probe, | |
2696 | * etc.) for what the C headers think of the third argument of | |
2697 | * setsockopt(), the option_value read-only buffer: is it | |
2698 | * a "char *", or a "void *", const or not. Some compilers | |
2699 | * don't take kindly to e.g. assuming that "char *" implicitly | |
2700 | * promotes to a "void *", or to explicitly promoting/demoting | |
2701 | * consts to non/vice versa. The "const void *" is the SUS | |
2702 | * definition, but that does not fly everywhere for the above | |
2703 | * reasons. */ | |
2704 | SETSOCKOPT_OPTION_VALUE_T buf; | |
1e422769 | 2705 | int aint; |
2706 | if (SvPOKp(sv)) { | |
2d8e6c8d | 2707 | STRLEN l; |
1215b447 | 2708 | buf = (SETSOCKOPT_OPTION_VALUE_T) SvPV_const(sv, l); |
2d8e6c8d | 2709 | len = l; |
1e422769 | 2710 | } |
56ee1660 | 2711 | else { |
a0d0e21e | 2712 | aint = (int)SvIV(sv); |
1215b447 | 2713 | buf = (SETSOCKOPT_OPTION_VALUE_T) &aint; |
a0d0e21e LW |
2714 | len = sizeof(int); |
2715 | } | |
6ad3d225 | 2716 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2717 | goto nuts2; |
3280af22 | 2718 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2719 | } |
2720 | break; | |
2721 | } | |
2722 | RETURN; | |
2723 | ||
2724 | nuts: | |
599cee73 | 2725 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2726 | report_evil_fh(gv, io, optype); |
93189314 | 2727 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2728 | nuts2: |
2729 | RETPUSHUNDEF; | |
2730 | ||
2731 | #else | |
cea2e8a9 | 2732 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2733 | #endif |
2734 | } | |
2735 | ||
2736 | PP(pp_getsockname) | |
2737 | { | |
2738 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2739 | return pp_getpeername(); |
a0d0e21e | 2740 | #else |
cea2e8a9 | 2741 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2742 | #endif |
2743 | } | |
2744 | ||
2745 | PP(pp_getpeername) | |
2746 | { | |
a0d0e21e | 2747 | #ifdef HAS_SOCKET |
9cad6237 | 2748 | dSP; |
533c011a | 2749 | int optype = PL_op->op_type; |
a0d0e21e LW |
2750 | SV *sv; |
2751 | int fd; | |
2752 | GV *gv = (GV*)POPs; | |
2753 | register IO *io = GvIOn(gv); | |
1e422769 | 2754 | Sock_size_t len; |
a0d0e21e LW |
2755 | |
2756 | if (!io || !IoIFP(io)) | |
2757 | goto nuts; | |
2758 | ||
2759 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2760 | (void)SvPOK_only(sv); |
1e422769 | 2761 | len = 256; |
2762 | SvCUR_set(sv, len); | |
748a9306 | 2763 | *SvEND(sv) ='\0'; |
760ac839 | 2764 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2765 | switch (optype) { |
2766 | case OP_GETSOCKNAME: | |
6ad3d225 | 2767 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2768 | goto nuts2; |
2769 | break; | |
2770 | case OP_GETPEERNAME: | |
6ad3d225 | 2771 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2772 | goto nuts2; |
490ab354 JH |
2773 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2774 | { | |
2775 | 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"; | |
2776 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
349d4f2f | 2777 | if (((struct sockaddr *)SvPVX_const(sv))->sa_family == AF_INET && |
2fbb330f | 2778 | !memcmp(SvPVX_const(sv) + sizeof(u_short), nowhere, |
490ab354 | 2779 | sizeof(u_short) + sizeof(struct in_addr))) { |
301e8125 | 2780 | goto nuts2; |
490ab354 JH |
2781 | } |
2782 | } | |
2783 | #endif | |
a0d0e21e LW |
2784 | break; |
2785 | } | |
13826f2c CS |
2786 | #ifdef BOGUS_GETNAME_RETURN |
2787 | /* Interactive Unix, getpeername() and getsockname() | |
2788 | does not return valid namelen */ | |
1e422769 | 2789 | if (len == BOGUS_GETNAME_RETURN) |
2790 | len = sizeof(struct sockaddr); | |
13826f2c | 2791 | #endif |
1e422769 | 2792 | SvCUR_set(sv, len); |
748a9306 | 2793 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2794 | PUSHs(sv); |
2795 | RETURN; | |
2796 | ||
2797 | nuts: | |
599cee73 | 2798 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2799 | report_evil_fh(gv, io, optype); |
93189314 | 2800 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2801 | nuts2: |
2802 | RETPUSHUNDEF; | |
2803 | ||
2804 | #else | |
cea2e8a9 | 2805 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2806 | #endif |
2807 | } | |
2808 | ||
2809 | /* Stat calls. */ | |
2810 | ||
2811 | PP(pp_lstat) | |
2812 | { | |
cea2e8a9 | 2813 | return pp_stat(); |
a0d0e21e LW |
2814 | } |
2815 | ||
2816 | PP(pp_stat) | |
2817 | { | |
39644a26 | 2818 | dSP; |
2dd78f96 | 2819 | GV *gv; |
54310121 | 2820 | I32 gimme; |
a0d0e21e LW |
2821 | I32 max = 13; |
2822 | ||
533c011a | 2823 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2824 | gv = cGVOP_gv; |
8a4e5b40 | 2825 | if (PL_op->op_type == OP_LSTAT) { |
5d3e98de RGS |
2826 | if (gv != PL_defgv) { |
2827 | if (ckWARN(WARN_IO)) | |
9014280d | 2828 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de RGS |
2829 | "lstat() on filehandle %s", GvENAME(gv)); |
2830 | } else if (PL_laststype != OP_LSTAT) | |
8a4e5b40 | 2831 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); |
8a4e5b40 DD |
2832 | } |
2833 | ||
748a9306 | 2834 | do_fstat: |
2dd78f96 | 2835 | if (gv != PL_defgv) { |
3280af22 | 2836 | PL_laststype = OP_STAT; |
2dd78f96 | 2837 | PL_statgv = gv; |
c69006e4 | 2838 | sv_setpvn(PL_statname, "", 0); |
2dd78f96 JH |
2839 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2840 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2841 | } |
9ddeeac9 | 2842 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2843 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2844 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2845 | max = 0; |
9ddeeac9 | 2846 | } |
a0d0e21e LW |
2847 | } |
2848 | else { | |
748a9306 LW |
2849 | SV* sv = POPs; |
2850 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2851 | gv = (GV*)sv; |
748a9306 LW |
2852 | goto do_fstat; |
2853 | } | |
2854 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2855 | gv = (GV*)SvRV(sv); |
5d3e98de | 2856 | if (PL_op->op_type == OP_LSTAT && ckWARN(WARN_IO)) |
9014280d | 2857 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de | 2858 | "lstat() on filehandle %s", GvENAME(gv)); |
748a9306 LW |
2859 | goto do_fstat; |
2860 | } | |
0510663f | 2861 | sv_setpv(PL_statname, SvPV_nolen_const(sv)); |
3280af22 | 2862 | PL_statgv = Nullgv; |
533c011a NIS |
2863 | PL_laststype = PL_op->op_type; |
2864 | if (PL_op->op_type == OP_LSTAT) | |
0510663f | 2865 | PL_laststatval = PerlLIO_lstat(SvPV_nolen_const(PL_statname), &PL_statcache); |
a0d0e21e | 2866 | else |
0510663f | 2867 | PL_laststatval = PerlLIO_stat(SvPV_nolen_const(PL_statname), &PL_statcache); |
3280af22 | 2868 | if (PL_laststatval < 0) { |
0510663f | 2869 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV_nolen_const(PL_statname), '\n')) |
9014280d | 2870 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "stat"); |
a0d0e21e LW |
2871 | max = 0; |
2872 | } | |
2873 | } | |
2874 | ||
54310121 | 2875 | gimme = GIMME_V; |
2876 | if (gimme != G_ARRAY) { | |
2877 | if (gimme != G_VOID) | |
2878 | XPUSHs(boolSV(max)); | |
2879 | RETURN; | |
a0d0e21e LW |
2880 | } |
2881 | if (max) { | |
36477c24 | 2882 | EXTEND(SP, max); |
2883 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2884 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2885 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2886 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2887 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2888 | #if Uid_t_size > IVSIZE |
2889 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2890 | #else | |
23dcd6c8 | 2891 | # if Uid_t_sign <= 0 |
1ff81528 | 2892 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2893 | # else |
2894 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2895 | # endif | |
146174a9 | 2896 | #endif |
301e8125 | 2897 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2898 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2899 | #else | |
23dcd6c8 | 2900 | # if Gid_t_sign <= 0 |
1ff81528 | 2901 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2902 | # else |
2903 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2904 | # endif | |
146174a9 | 2905 | #endif |
cbdc8872 | 2906 | #ifdef USE_STAT_RDEV |
1ff81528 | 2907 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2908 | #else |
79cb57f6 | 2909 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2910 | #endif |
146174a9 | 2911 | #if Off_t_size > IVSIZE |
4a9d6100 | 2912 | PUSHs(sv_2mortal(newSVnv((NV)PL_statcache.st_size))); |
146174a9 | 2913 | #else |
1ff81528 | 2914 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2915 | #endif |
cbdc8872 | 2916 | #ifdef BIG_TIME |
172ae379 JH |
2917 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2918 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2919 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2920 | #else |
1ff81528 PL |
2921 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2922 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2923 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2924 | #endif |
a0d0e21e | 2925 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2926 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2927 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2928 | #else |
79cb57f6 GS |
2929 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2930 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2931 | #endif |
2932 | } | |
2933 | RETURN; | |
2934 | } | |
2935 | ||
fbb0b3b3 RGS |
2936 | /* This macro is used by the stacked filetest operators : |
2937 | * if the previous filetest failed, short-circuit and pass its value. | |
2938 | * Else, discard it from the stack and continue. --rgs | |
2939 | */ | |
2940 | #define STACKED_FTEST_CHECK if (PL_op->op_private & OPpFT_STACKED) { \ | |
2941 | if (TOPs == &PL_sv_no || TOPs == &PL_sv_undef) { RETURN; } \ | |
2942 | else { (void)POPs; PUTBACK; } \ | |
2943 | } | |
2944 | ||
a0d0e21e LW |
2945 | PP(pp_ftrread) |
2946 | { | |
9cad6237 | 2947 | I32 result; |
2a3ff820 | 2948 | dSP; |
fbb0b3b3 | 2949 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2950 | #if defined(HAS_ACCESS) && defined(R_OK) |
1af34c76 | 2951 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2952 | result = access(POPpx, R_OK); |
5ff3f7a4 GS |
2953 | if (result == 0) |
2954 | RETPUSHYES; | |
2955 | if (result < 0) | |
2956 | RETPUSHUNDEF; | |
2957 | RETPUSHNO; | |
22865c03 GS |
2958 | } |
2959 | else | |
cea2e8a9 | 2960 | result = my_stat(); |
5ff3f7a4 | 2961 | #else |
cea2e8a9 | 2962 | result = my_stat(); |
5ff3f7a4 | 2963 | #endif |
22865c03 | 2964 | SPAGAIN; |
a0d0e21e LW |
2965 | if (result < 0) |
2966 | RETPUSHUNDEF; | |
3280af22 | 2967 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2968 | RETPUSHYES; |
2969 | RETPUSHNO; | |
2970 | } | |
2971 | ||
2972 | PP(pp_ftrwrite) | |
2973 | { | |
9cad6237 | 2974 | I32 result; |
2a3ff820 | 2975 | dSP; |
fbb0b3b3 | 2976 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2977 | #if defined(HAS_ACCESS) && defined(W_OK) |
1af34c76 | 2978 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 2979 | result = access(POPpx, W_OK); |
5ff3f7a4 GS |
2980 | if (result == 0) |
2981 | RETPUSHYES; | |
2982 | if (result < 0) | |
2983 | RETPUSHUNDEF; | |
2984 | RETPUSHNO; | |
22865c03 GS |
2985 | } |
2986 | else | |
cea2e8a9 | 2987 | result = my_stat(); |
5ff3f7a4 | 2988 | #else |
cea2e8a9 | 2989 | result = my_stat(); |
5ff3f7a4 | 2990 | #endif |
22865c03 | 2991 | SPAGAIN; |
a0d0e21e LW |
2992 | if (result < 0) |
2993 | RETPUSHUNDEF; | |
3280af22 | 2994 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2995 | RETPUSHYES; |
2996 | RETPUSHNO; | |
2997 | } | |
2998 | ||
2999 | PP(pp_ftrexec) | |
3000 | { | |
9cad6237 | 3001 | I32 result; |
2a3ff820 | 3002 | dSP; |
fbb0b3b3 | 3003 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3004 | #if defined(HAS_ACCESS) && defined(X_OK) |
1af34c76 | 3005 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3006 | result = access(POPpx, X_OK); |
5ff3f7a4 GS |
3007 | if (result == 0) |
3008 | RETPUSHYES; | |
3009 | if (result < 0) | |
3010 | RETPUSHUNDEF; | |
3011 | RETPUSHNO; | |
22865c03 GS |
3012 | } |
3013 | else | |
cea2e8a9 | 3014 | result = my_stat(); |
5ff3f7a4 | 3015 | #else |
cea2e8a9 | 3016 | result = my_stat(); |
5ff3f7a4 | 3017 | #endif |
22865c03 | 3018 | SPAGAIN; |
a0d0e21e LW |
3019 | if (result < 0) |
3020 | RETPUSHUNDEF; | |
3280af22 | 3021 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
3022 | RETPUSHYES; |
3023 | RETPUSHNO; | |
3024 | } | |
3025 | ||
3026 | PP(pp_fteread) | |
3027 | { | |
9cad6237 | 3028 | I32 result; |
2a3ff820 | 3029 | dSP; |
fbb0b3b3 | 3030 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3031 | #ifdef PERL_EFF_ACCESS_R_OK |
1af34c76 | 3032 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3033 | result = PERL_EFF_ACCESS_R_OK(POPpx); |
5ff3f7a4 GS |
3034 | if (result == 0) |
3035 | RETPUSHYES; | |
3036 | if (result < 0) | |
3037 | RETPUSHUNDEF; | |
3038 | RETPUSHNO; | |
22865c03 GS |
3039 | } |
3040 | else | |
cea2e8a9 | 3041 | result = my_stat(); |
5ff3f7a4 | 3042 | #else |
cea2e8a9 | 3043 | result = my_stat(); |
5ff3f7a4 | 3044 | #endif |
22865c03 | 3045 | SPAGAIN; |
a0d0e21e LW |
3046 | if (result < 0) |
3047 | RETPUSHUNDEF; | |
3280af22 | 3048 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3049 | RETPUSHYES; |
3050 | RETPUSHNO; | |
3051 | } | |
3052 | ||
3053 | PP(pp_ftewrite) | |
3054 | { | |
9cad6237 | 3055 | I32 result; |
2a3ff820 | 3056 | dSP; |
fbb0b3b3 | 3057 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3058 | #ifdef PERL_EFF_ACCESS_W_OK |
1af34c76 | 3059 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3060 | result = PERL_EFF_ACCESS_W_OK(POPpx); |
5ff3f7a4 GS |
3061 | if (result == 0) |
3062 | RETPUSHYES; | |
3063 | if (result < 0) | |
3064 | RETPUSHUNDEF; | |
3065 | RETPUSHNO; | |
22865c03 GS |
3066 | } |
3067 | else | |
cea2e8a9 | 3068 | result = my_stat(); |
5ff3f7a4 | 3069 | #else |
cea2e8a9 | 3070 | result = my_stat(); |
5ff3f7a4 | 3071 | #endif |
22865c03 | 3072 | SPAGAIN; |
a0d0e21e LW |
3073 | if (result < 0) |
3074 | RETPUSHUNDEF; | |
3280af22 | 3075 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3076 | RETPUSHYES; |
3077 | RETPUSHNO; | |
3078 | } | |
3079 | ||
3080 | PP(pp_fteexec) | |
3081 | { | |
9cad6237 | 3082 | I32 result; |
2a3ff820 | 3083 | dSP; |
fbb0b3b3 | 3084 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3085 | #ifdef PERL_EFF_ACCESS_X_OK |
1af34c76 | 3086 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
43b06338 | 3087 | result = PERL_EFF_ACCESS_X_OK(POPpx); |
5ff3f7a4 GS |
3088 | if (result == 0) |
3089 | RETPUSHYES; | |
3090 | if (result < 0) | |
3091 | RETPUSHUNDEF; | |
3092 | RETPUSHNO; | |
22865c03 GS |
3093 | } |
3094 | else | |
cea2e8a9 | 3095 | result = my_stat(); |
5ff3f7a4 | 3096 | #else |
cea2e8a9 | 3097 | result = my_stat(); |
5ff3f7a4 | 3098 | #endif |
22865c03 | 3099 | SPAGAIN; |
a0d0e21e LW |
3100 | if (result < 0) |
3101 | RETPUSHUNDEF; | |
3280af22 | 3102 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3103 | RETPUSHYES; |
3104 | RETPUSHNO; | |
3105 | } | |
3106 | ||
3107 | PP(pp_ftis) | |
3108 | { | |
fbb0b3b3 | 3109 | I32 result; |
2a3ff820 | 3110 | dSP; |
fbb0b3b3 RGS |
3111 | STACKED_FTEST_CHECK; |
3112 | result = my_stat(); | |
3113 | SPAGAIN; | |
a0d0e21e LW |
3114 | if (result < 0) |
3115 | RETPUSHUNDEF; | |
3116 | RETPUSHYES; | |
3117 | } | |
3118 | ||
3119 | PP(pp_fteowned) | |
3120 | { | |
cea2e8a9 | 3121 | return pp_ftrowned(); |
a0d0e21e LW |
3122 | } |
3123 | ||
3124 | PP(pp_ftrowned) | |
3125 | { | |
fbb0b3b3 | 3126 | I32 result; |
2a3ff820 | 3127 | dSP; |
fbb0b3b3 RGS |
3128 | STACKED_FTEST_CHECK; |
3129 | result = my_stat(); | |
3130 | SPAGAIN; | |
a0d0e21e LW |
3131 | if (result < 0) |
3132 | RETPUSHUNDEF; | |
146174a9 CB |
3133 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3134 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3135 | RETPUSHYES; |
3136 | RETPUSHNO; | |
3137 | } | |
3138 | ||
3139 | PP(pp_ftzero) | |
3140 | { | |
fbb0b3b3 | 3141 | I32 result; |
2a3ff820 | 3142 | dSP; |
fbb0b3b3 RGS |
3143 | STACKED_FTEST_CHECK; |
3144 | result = my_stat(); | |
3145 | SPAGAIN; | |
a0d0e21e LW |
3146 | if (result < 0) |
3147 | RETPUSHUNDEF; | |
146174a9 | 3148 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3149 | RETPUSHYES; |
3150 | RETPUSHNO; | |
3151 | } | |
3152 | ||
3153 | PP(pp_ftsize) | |
3154 | { | |
fbb0b3b3 | 3155 | I32 result; |
2a3ff820 | 3156 | dSP; dTARGET; |
fbb0b3b3 RGS |
3157 | STACKED_FTEST_CHECK; |
3158 | result = my_stat(); | |
3159 | SPAGAIN; | |
a0d0e21e LW |
3160 | if (result < 0) |
3161 | RETPUSHUNDEF; | |
146174a9 CB |
3162 | #if Off_t_size > IVSIZE |
3163 | PUSHn(PL_statcache.st_size); | |
3164 | #else | |
3280af22 | 3165 | PUSHi(PL_statcache.st_size); |
146174a9 | 3166 | #endif |
a0d0e21e LW |
3167 | RETURN; |
3168 | } | |
3169 | ||
3170 | PP(pp_ftmtime) | |
3171 | { | |
fbb0b3b3 | 3172 | I32 result; |
2a3ff820 | 3173 | dSP; dTARGET; |
fbb0b3b3 RGS |
3174 | STACKED_FTEST_CHECK; |
3175 | result = my_stat(); | |
3176 | SPAGAIN; | |
a0d0e21e LW |
3177 | if (result < 0) |
3178 | RETPUSHUNDEF; | |
a80d47c2 | 3179 | PUSHn( (((NV)PL_basetime - PL_statcache.st_mtime)) / 86400.0 ); |
a0d0e21e LW |
3180 | RETURN; |
3181 | } | |
3182 | ||
3183 | PP(pp_ftatime) | |
3184 | { | |
fbb0b3b3 | 3185 | I32 result; |
2a3ff820 | 3186 | dSP; dTARGET; |
fbb0b3b3 RGS |
3187 | STACKED_FTEST_CHECK; |
3188 | result = my_stat(); | |
3189 | SPAGAIN; | |
a0d0e21e LW |
3190 | if (result < 0) |
3191 | RETPUSHUNDEF; | |
a80d47c2 | 3192 | PUSHn( (((NV)PL_basetime - PL_statcache.st_atime)) / 86400.0 ); |
a0d0e21e LW |
3193 | RETURN; |
3194 | } | |
3195 | ||
3196 | PP(pp_ftctime) | |
3197 | { | |
fbb0b3b3 | 3198 | I32 result; |
2a3ff820 | 3199 | dSP; dTARGET; |
fbb0b3b3 RGS |
3200 | STACKED_FTEST_CHECK; |
3201 | result = my_stat(); | |
3202 | SPAGAIN; | |
a0d0e21e LW |
3203 | if (result < 0) |
3204 | RETPUSHUNDEF; | |
a80d47c2 | 3205 | PUSHn( (((NV)PL_basetime - PL_statcache.st_ctime)) / 86400.0 ); |
a0d0e21e LW |
3206 | RETURN; |
3207 | } | |
3208 | ||
3209 | PP(pp_ftsock) | |
3210 | { | |
fbb0b3b3 | 3211 | I32 result; |
2a3ff820 | 3212 | dSP; |
fbb0b3b3 RGS |
3213 | STACKED_FTEST_CHECK; |
3214 | result = my_stat(); | |
3215 | SPAGAIN; | |
a0d0e21e LW |
3216 | if (result < 0) |
3217 | RETPUSHUNDEF; | |
3280af22 | 3218 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3219 | RETPUSHYES; |
3220 | RETPUSHNO; | |
3221 | } | |
3222 | ||
3223 | PP(pp_ftchr) | |
3224 | { | |
fbb0b3b3 | 3225 | I32 result; |
2a3ff820 | 3226 | dSP; |
fbb0b3b3 RGS |
3227 | STACKED_FTEST_CHECK; |
3228 | result = my_stat(); | |
3229 | SPAGAIN; | |
a0d0e21e LW |
3230 | if (result < 0) |
3231 | RETPUSHUNDEF; | |
3280af22 | 3232 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3233 | RETPUSHYES; |
3234 | RETPUSHNO; | |
3235 | } | |
3236 | ||
3237 | PP(pp_ftblk) | |
3238 | { | |
fbb0b3b3 | 3239 | I32 result; |
2a3ff820 | 3240 | dSP; |
fbb0b3b3 RGS |
3241 | STACKED_FTEST_CHECK; |
3242 | result = my_stat(); | |
3243 | SPAGAIN; | |
a0d0e21e LW |
3244 | if (result < 0) |
3245 | RETPUSHUNDEF; | |
3280af22 | 3246 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3247 | RETPUSHYES; |
3248 | RETPUSHNO; | |
3249 | } | |
3250 | ||
3251 | PP(pp_ftfile) | |
3252 | { | |
fbb0b3b3 | 3253 | I32 result; |
2a3ff820 | 3254 | dSP; |
fbb0b3b3 RGS |
3255 | STACKED_FTEST_CHECK; |
3256 | result = my_stat(); | |
3257 | SPAGAIN; | |
a0d0e21e LW |
3258 | if (result < 0) |
3259 | RETPUSHUNDEF; | |
3280af22 | 3260 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3261 | RETPUSHYES; |
3262 | RETPUSHNO; | |
3263 | } | |
3264 | ||
3265 | PP(pp_ftdir) | |
3266 | { | |
fbb0b3b3 | 3267 | I32 result; |
2a3ff820 | 3268 | dSP; |
fbb0b3b3 RGS |
3269 | STACKED_FTEST_CHECK; |
3270 | result = my_stat(); | |
3271 | SPAGAIN; | |
a0d0e21e LW |
3272 | if (result < 0) |
3273 | RETPUSHUNDEF; | |
3280af22 | 3274 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3275 | RETPUSHYES; |
3276 | RETPUSHNO; | |
3277 | } | |
3278 | ||
3279 | PP(pp_ftpipe) | |
3280 | { | |
fbb0b3b3 | 3281 | I32 result; |
2a3ff820 | 3282 | dSP; |
fbb0b3b3 RGS |
3283 | STACKED_FTEST_CHECK; |
3284 | result = my_stat(); | |
3285 | SPAGAIN; | |
a0d0e21e LW |
3286 | if (result < 0) |
3287 | RETPUSHUNDEF; | |
3280af22 | 3288 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3289 | RETPUSHYES; |
3290 | RETPUSHNO; | |
3291 | } | |
3292 | ||
3293 | PP(pp_ftlink) | |
3294 | { | |
9cad6237 | 3295 | I32 result = my_lstat(); |
2a3ff820 | 3296 | dSP; |
a0d0e21e LW |
3297 | if (result < 0) |
3298 | RETPUSHUNDEF; | |
3280af22 | 3299 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3300 | RETPUSHYES; |
3301 | RETPUSHNO; | |
3302 | } | |
3303 | ||
3304 | PP(pp_ftsuid) | |
3305 | { | |
39644a26 | 3306 | dSP; |
a0d0e21e | 3307 | #ifdef S_ISUID |
fbb0b3b3 RGS |
3308 | I32 result; |
3309 | STACKED_FTEST_CHECK; | |
3310 | result = my_stat(); | |
a0d0e21e LW |
3311 | SPAGAIN; |
3312 | if (result < 0) | |
3313 | RETPUSHUNDEF; | |
3280af22 | 3314 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3315 | RETPUSHYES; |
3316 | #endif | |
3317 | RETPUSHNO; | |
3318 | } | |
3319 | ||
3320 | PP(pp_ftsgid) | |
3321 | { | |
39644a26 | 3322 | dSP; |
a0d0e21e | 3323 | #ifdef S_ISGID |
fbb0b3b3 RGS |
3324 | I32 result; |
3325 | STACKED_FTEST_CHECK; | |
3326 | result = my_stat(); | |
a0d0e21e LW |
3327 | SPAGAIN; |
3328 | if (result < 0) | |
3329 | RETPUSHUNDEF; | |
3280af22 | 3330 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3331 | RETPUSHYES; |
3332 | #endif | |
3333 | RETPUSHNO; | |
3334 | } | |
3335 | ||
3336 | PP(pp_ftsvtx) | |
3337 | { | |
39644a26 | 3338 | dSP; |
a0d0e21e | 3339 | #ifdef S_ISVTX |
fbb0b3b3 RGS |
3340 | I32 result; |
3341 | STACKED_FTEST_CHECK; | |
3342 | result = my_stat(); | |
a0d0e21e LW |
3343 | SPAGAIN; |
3344 | if (result < 0) | |
3345 | RETPUSHUNDEF; | |
3280af22 | 3346 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3347 | RETPUSHYES; |
3348 | #endif | |
3349 | RETPUSHNO; | |
3350 | } | |
3351 | ||
3352 | PP(pp_fttty) | |
3353 | { | |
39644a26 | 3354 | dSP; |
a0d0e21e LW |
3355 | int fd; |
3356 | GV *gv; | |
7a5fd60d | 3357 | SV *tmpsv = Nullsv; |
fb73857a | 3358 | |
fbb0b3b3 RGS |
3359 | STACKED_FTEST_CHECK; |
3360 | ||
533c011a | 3361 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3362 | gv = cGVOP_gv; |
fb73857a | 3363 | else if (isGV(TOPs)) |
3364 | gv = (GV*)POPs; | |
3365 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3366 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3367 | else |
7a5fd60d | 3368 | gv = gv_fetchsv(tmpsv = POPs, FALSE, SVt_PVIO); |
fb73857a | 3369 | |
a0d0e21e | 3370 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3371 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
7a5fd60d | 3372 | else if (tmpsv && SvOK(tmpsv)) { |
349d4f2f | 3373 | const char *tmps = SvPV_nolen_const(tmpsv); |
7a5fd60d NC |
3374 | if (isDIGIT(*tmps)) |
3375 | fd = atoi(tmps); | |
3376 | else | |
3377 | RETPUSHUNDEF; | |
3378 | } | |
a0d0e21e LW |
3379 | else |
3380 | RETPUSHUNDEF; | |
6ad3d225 | 3381 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3382 | RETPUSHYES; |
3383 | RETPUSHNO; | |
3384 | } | |
3385 | ||
16d20bd9 AD |
3386 | #if defined(atarist) /* this will work with atariST. Configure will |
3387 | make guesses for other systems. */ | |
3388 | # define FILE_base(f) ((f)->_base) | |
3389 | # define FILE_ptr(f) ((f)->_ptr) | |
3390 | # define FILE_cnt(f) ((f)->_cnt) | |
3391 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3392 | #endif |
3393 | ||
3394 | PP(pp_fttext) | |
3395 | { | |
39644a26 | 3396 | dSP; |
a0d0e21e LW |
3397 | I32 i; |
3398 | I32 len; | |
3399 | I32 odd = 0; | |
3400 | STDCHAR tbuf[512]; | |
3401 | register STDCHAR *s; | |
3402 | register IO *io; | |
5f05dabc | 3403 | register SV *sv; |
3404 | GV *gv; | |
146174a9 | 3405 | PerlIO *fp; |
a0d0e21e | 3406 | |
fbb0b3b3 RGS |
3407 | STACKED_FTEST_CHECK; |
3408 | ||
533c011a | 3409 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3410 | gv = cGVOP_gv; |
5f05dabc | 3411 | else if (isGV(TOPs)) |
3412 | gv = (GV*)POPs; | |
3413 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3414 | gv = (GV*)SvRV(POPs); | |
3415 | else | |
3416 | gv = Nullgv; | |
3417 | ||
3418 | if (gv) { | |
a0d0e21e | 3419 | EXTEND(SP, 1); |
3280af22 NIS |
3420 | if (gv == PL_defgv) { |
3421 | if (PL_statgv) | |
3422 | io = GvIO(PL_statgv); | |
a0d0e21e | 3423 | else { |
3280af22 | 3424 | sv = PL_statname; |
a0d0e21e LW |
3425 | goto really_filename; |
3426 | } | |
3427 | } | |
3428 | else { | |
3280af22 NIS |
3429 | PL_statgv = gv; |
3430 | PL_laststatval = -1; | |
c69006e4 | 3431 | sv_setpvn(PL_statname, "", 0); |
3280af22 | 3432 | io = GvIO(PL_statgv); |
a0d0e21e LW |
3433 | } |
3434 | if (io && IoIFP(io)) { | |
5f05dabc | 3435 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3436 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3437 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3438 | if (PL_laststatval < 0) | |
5f05dabc | 3439 | RETPUSHUNDEF; |
9cbac4c7 | 3440 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3441 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3442 | RETPUSHNO; |
3443 | else | |
3444 | RETPUSHYES; | |
9cbac4c7 | 3445 | } |
a20bf0c3 | 3446 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3447 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3448 | if (i != EOF) |
760ac839 | 3449 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3450 | } |
a20bf0c3 | 3451 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3452 | RETPUSHYES; |
a20bf0c3 JH |
3453 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3454 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3455 | /* sfio can have large buffers - limit to 512 */ |
3456 | if (len > 512) | |
3457 | len = 512; | |
a0d0e21e LW |
3458 | } |
3459 | else { | |
2dd78f96 | 3460 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3461 | gv = cGVOP_gv; |
2dd78f96 | 3462 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3463 | } |
93189314 | 3464 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
3465 | RETPUSHUNDEF; |
3466 | } | |
3467 | } | |
3468 | else { | |
3469 | sv = POPs; | |
5f05dabc | 3470 | really_filename: |
3280af22 | 3471 | PL_statgv = Nullgv; |
5c9aa243 | 3472 | PL_laststype = OP_STAT; |
d5263905 | 3473 | sv_setpv(PL_statname, SvPV_nolen_const(sv)); |
aa07b2f6 | 3474 | if (!(fp = PerlIO_open(SvPVX_const(PL_statname), "r"))) { |
349d4f2f NC |
3475 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV_nolen_const(PL_statname), |
3476 | '\n')) | |
9014280d | 3477 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "open"); |
a0d0e21e LW |
3478 | RETPUSHUNDEF; |
3479 | } | |
146174a9 CB |
3480 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3481 | if (PL_laststatval < 0) { | |
3482 | (void)PerlIO_close(fp); | |
5f05dabc | 3483 | RETPUSHUNDEF; |
146174a9 | 3484 | } |
60382766 | 3485 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3486 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3487 | (void)PerlIO_close(fp); | |
a0d0e21e | 3488 | if (len <= 0) { |
533c011a | 3489 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3490 | RETPUSHNO; /* special case NFS directories */ |
3491 | RETPUSHYES; /* null file is anything */ | |
3492 | } | |
3493 | s = tbuf; | |
3494 | } | |
3495 | ||
3496 | /* now scan s to look for textiness */ | |
4633a7c4 | 3497 | /* XXX ASCII dependent code */ |
a0d0e21e | 3498 | |
146174a9 CB |
3499 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3500 | /* ignore trailing ^Z on short files */ | |
3501 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3502 | --len; | |
3503 | #endif | |
3504 | ||
a0d0e21e LW |
3505 | for (i = 0; i < len; i++, s++) { |
3506 | if (!*s) { /* null never allowed in text */ | |
3507 | odd += len; | |
3508 | break; | |
3509 | } | |
9d116dd7 | 3510 | #ifdef EBCDIC |
301e8125 | 3511 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3512 | odd++; |
3513 | #else | |
146174a9 CB |
3514 | else if (*s & 128) { |
3515 | #ifdef USE_LOCALE | |
2de3dbcc | 3516 | if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) |
b3f66c68 GS |
3517 | continue; |
3518 | #endif | |
3519 | /* utf8 characters don't count as odd */ | |
fd400ab9 | 3520 | if (UTF8_IS_START(*s)) { |
b3f66c68 GS |
3521 | int ulen = UTF8SKIP(s); |
3522 | if (ulen < len - i) { | |
3523 | int j; | |
3524 | for (j = 1; j < ulen; j++) { | |
fd400ab9 | 3525 | if (!UTF8_IS_CONTINUATION(s[j])) |
b3f66c68 GS |
3526 | goto not_utf8; |
3527 | } | |
3528 | --ulen; /* loop does extra increment */ | |
3529 | s += ulen; | |
3530 | i += ulen; | |
3531 | continue; | |
3532 | } | |
3533 | } | |
3534 | not_utf8: | |
3535 | odd++; | |
146174a9 | 3536 | } |
a0d0e21e LW |
3537 | else if (*s < 32 && |
3538 | *s != '\n' && *s != '\r' && *s != '\b' && | |
3539 | *s != '\t' && *s != '\f' && *s != 27) | |
3540 | odd++; | |
9d116dd7 | 3541 | #endif |
a0d0e21e LW |
3542 | } |
3543 | ||
533c011a | 3544 | if ((odd * 3 > len) == (PL_op->op_type == OP_FTTEXT)) /* allow 1/3 odd */ |
a0d0e21e LW |
3545 | RETPUSHNO; |
3546 | else | |
3547 | RETPUSHYES; | |
3548 | } | |
3549 | ||
3550 | PP(pp_ftbinary) | |
3551 | { | |
cea2e8a9 | 3552 | return pp_fttext(); |
a0d0e21e LW |
3553 | } |
3554 | ||
3555 | /* File calls. */ | |
3556 | ||
3557 | PP(pp_chdir) | |
3558 | { | |
39644a26 | 3559 | dSP; dTARGET; |
c4aca7d0 | 3560 | const char *tmps = 0; |
9a957fbc | 3561 | GV *gv = NULL; |
a0d0e21e | 3562 | |
c4aca7d0 | 3563 | if( MAXARG == 1 ) { |
9a957fbc | 3564 | SV * const sv = POPs; |
c4aca7d0 GA |
3565 | if (SvTYPE(sv) == SVt_PVGV) { |
3566 | gv = (GV*)sv; | |
3567 | } | |
3568 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
3569 | gv = (GV*)SvRV(sv); | |
3570 | } | |
3571 | else { | |
3572 | tmps = SvPVx_nolen_const(sv); | |
3573 | } | |
3574 | } | |
35ae6b54 | 3575 | |
c4aca7d0 | 3576 | if( !gv && (!tmps || !*tmps) ) { |
9a957fbc AL |
3577 | HV * const table = GvHVn(PL_envgv); |
3578 | SV **svp; | |
3579 | ||
3580 | if ( (svp = hv_fetch(table, "HOME", 4, FALSE)) | |
3581 | || (svp = hv_fetch(table, "LOGDIR", 6, FALSE)) | |
491527d0 | 3582 | #ifdef VMS |
9a957fbc | 3583 | || (svp = hv_fetch(table, "SYS$LOGIN", 9, FALSE)) |
491527d0 | 3584 | #endif |
35ae6b54 MS |
3585 | ) |
3586 | { | |
3587 | if( MAXARG == 1 ) | |
9014280d | 3588 | deprecate("chdir('') or chdir(undef) as chdir()"); |
8c074e2a | 3589 | tmps = SvPV_nolen_const(*svp); |
35ae6b54 | 3590 | } |
72f496dc | 3591 | else { |
389ec635 | 3592 | PUSHi(0); |
b7ab37f8 | 3593 | TAINT_PROPER("chdir"); |
389ec635 MS |
3594 | RETURN; |
3595 | } | |
8ea155d1 | 3596 | } |
8ea155d1 | 3597 | |
a0d0e21e | 3598 | TAINT_PROPER("chdir"); |
c4aca7d0 GA |
3599 | if (gv) { |
3600 | #ifdef HAS_FCHDIR | |
9a957fbc | 3601 | IO* const io = GvIO(gv); |
c4aca7d0 GA |
3602 | if (io) { |
3603 | if (IoIFP(io)) { | |
3604 | PUSHi(fchdir(PerlIO_fileno(IoIFP(io))) >= 0); | |
3605 | } | |
3606 | else if (IoDIRP(io)) { | |
3607 | #ifdef HAS_DIRFD | |
3608 | PUSHi(fchdir(dirfd(IoDIRP(io))) >= 0); | |
3609 | #else | |
0f1f2428 | 3610 | DIE(aTHX_ PL_no_func, "dirfd"); |
c4aca7d0 GA |
3611 | #endif |
3612 | } | |
3613 | else { | |
3614 | PUSHi(0); | |
3615 | } | |
3616 | } | |
3617 | else { | |
3618 | PUSHi(0); | |
3619 | } | |
3620 | #else | |
3621 | DIE(aTHX_ PL_no_func, "fchdir"); | |
3622 | #endif | |
3623 | } | |
3624 | else | |
b8ffc8df | 3625 | PUSHi( PerlDir_chdir(tmps) >= 0 ); |
748a9306 LW |
3626 | #ifdef VMS |
3627 | /* Clear the DEFAULT element of ENV so we'll get the new value | |
3628 | * in the future. */ | |
6b88bc9c | 3629 | hv_delete(GvHVn(PL_envgv),"DEFAULT",7,G_DISCARD); |
748a9306 | 3630 | #endif |
a0d0e21e LW |
3631 | RETURN; |
3632 | } | |
3633 | ||
3634 | PP(pp_chown) | |
3635 | { | |
a0d0e21e | 3636 | #ifdef HAS_CHOWN |
76ffd3b9 IZ |
3637 | dSP; dMARK; dTARGET; |
3638 | I32 value = (I32)apply(PL_op->op_type, MARK, SP); | |
3639 | ||
a0d0e21e LW |
3640 | SP = MARK; |
3641 | PUSHi(value); | |
3642 | RETURN; | |
3643 | #else | |
0322a713 | 3644 | DIE(aTHX_ PL_no_func, "chown"); |
a0d0e21e LW |
3645 | #endif |
3646 | } | |
3647 | ||
3648 | PP(pp_chroot) | |
3649 | { | |
a0d0e21e | 3650 | #ifdef HAS_CHROOT |
76ffd3b9 | 3651 | dSP; dTARGET; |
d05c1ba0 | 3652 | char *tmps = POPpx; |
a0d0e21e LW |
3653 | TAINT_PROPER("chroot"); |
3654 | PUSHi( chroot(tmps) >= 0 ); | |
3655 | RETURN; | |
3656 | #else | |
cea2e8a9 | 3657 | DIE(aTHX_ PL_no_func, "chroot"); |
a0d0e21e LW |
3658 | #endif |
3659 | } | |
3660 | ||
3661 | PP(pp_unlink) | |
3662 | { | |
39644a26 | 3663 | dSP; dMARK; dTARGET; |
a0d0e21e | 3664 | I32 value; |
533c011a | 3665 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3666 | SP = MARK; |
3667 | PUSHi(value); | |
3668 | RETURN; | |
3669 | } | |
3670 | ||
3671 | PP(pp_chmod) | |
3672 | { | |
39644a26 | 3673 | dSP; dMARK; dTARGET; |
a0d0e21e | 3674 | I32 value; |
533c011a | 3675 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3676 | SP = MARK; |
3677 | PUSHi(value); | |
3678 | RETURN; | |
3679 | } | |
3680 | ||
3681 | PP(pp_utime) | |
3682 | { | |
39644a26 | 3683 | dSP; dMARK; dTARGET; |
a0d0e21e | 3684 | I32 value; |
533c011a | 3685 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
3686 | SP = MARK; |
3687 | PUSHi(value); | |
3688 | RETURN; | |
3689 | } | |
3690 | ||
3691 | PP(pp_rename) | |
3692 | { | |
39644a26 | 3693 | dSP; dTARGET; |
a0d0e21e | 3694 | int anum; |
e62f0680 NC |
3695 | const char *tmps2 = POPpconstx; |
3696 | const char *tmps = SvPV_nolen_const(TOPs); | |
a0d0e21e LW |
3697 | TAINT_PROPER("rename"); |
3698 | #ifdef HAS_RENAME | |
baed7233 | 3699 | anum = PerlLIO_rename(tmps, tmps2); |
a0d0e21e | 3700 | #else |
6b88bc9c | 3701 | if (!(anum = PerlLIO_stat(tmps, &PL_statbuf))) { |
ed969818 W |
3702 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ |
3703 | anum = 1; | |
3704 | else { | |
3654eb6c | 3705 | if (PL_euid || PerlLIO_stat(tmps2, &PL_statbuf) < 0 || !S_ISDIR(PL_statbuf.st_mode)) |
ed969818 W |
3706 | (void)UNLINK(tmps2); |
3707 | if (!(anum = link(tmps, tmps2))) | |
3708 | anum = UNLINK(tmps); | |
3709 | } | |
a0d0e21e LW |
3710 | } |
3711 | #endif | |
3712 | SETi( anum >= 0 ); | |
3713 | RETURN; | |
3714 | } | |
3715 | ||
3716 | PP(pp_link) | |
3717 | { | |
a0d0e21e | 3718 | #ifdef HAS_LINK |
370f6000 | 3719 | dSP; dTARGET; |
e62f0680 NC |
3720 | const char *tmps2 = POPpconstx; |
3721 | const char *tmps = SvPV_nolen_const(TOPs); | |
a0d0e21e | 3722 | TAINT_PROPER("link"); |
146174a9 | 3723 | SETi( PerlLIO_link(tmps, tmps2) >= 0 ); |
65850d11 | 3724 | RETURN; |
a0d0e21e | 3725 | #else |
0322a713 | 3726 | DIE(aTHX_ PL_no_func, "link"); |
a0d0e21e | 3727 | #endif |
a0d0e21e LW |
3728 | } |
3729 | ||
3730 | PP(pp_symlink) | |
3731 | { | |
a0d0e21e | 3732 | #ifdef HAS_SYMLINK |
9cad6237 | 3733 | dSP; dTARGET; |
83003860 NC |
3734 | const char *tmps2 = POPpconstx; |
3735 | const char *tmps = SvPV_nolen_const(TOPs); | |
a0d0e21e LW |
3736 | TAINT_PROPER("symlink"); |
3737 | SETi( symlink(tmps, tmps2) >= 0 ); | |
3738 | RETURN; | |
3739 | #else | |
cea2e8a9 | 3740 | DIE(aTHX_ PL_no_func, "symlink"); |
a0d0e21e LW |
3741 | #endif |
3742 | } | |
3743 | ||
3744 | PP(pp_readlink) | |
3745 | { | |
76ffd3b9 | 3746 | dSP; |
a0d0e21e | 3747 | #ifdef HAS_SYMLINK |
76ffd3b9 | 3748 | dTARGET; |
10516c54 | 3749 | const char *tmps; |
46fc3d4c | 3750 | char buf[MAXPATHLEN]; |
a0d0e21e | 3751 | int len; |
46fc3d4c | 3752 | |
fb73857a | 3753 | #ifndef INCOMPLETE_TAINTS |
3754 | TAINT; | |
3755 | #endif | |
10516c54 | 3756 | tmps = POPpconstx; |
97dcea33 | 3757 | len = readlink(tmps, buf, sizeof(buf) - 1); |
a0d0e21e LW |
3758 | EXTEND(SP, 1); |
3759 | if (len < 0) | |
3760 | RETPUSHUNDEF; | |
3761 | PUSHp(buf, len); | |
3762 | RETURN; | |
3763 | #else | |
3764 | EXTEND(SP, 1); | |
3765 | RETSETUNDEF; /* just pretend it's a normal file */ | |
3766 | #endif | |
3767 | } | |
3768 | ||
3769 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
ba106d47 | 3770 | STATIC int |
b464bac0 | 3771 | S_dooneliner(pTHX_ const char *cmd, const char *filename) |
a0d0e21e | 3772 | { |
b464bac0 | 3773 | char * const save_filename = filename; |
1e422769 | 3774 | char *cmdline; |
3775 | char *s; | |
760ac839 | 3776 | PerlIO *myfp; |
1e422769 | 3777 | int anum = 1; |
a0d0e21e | 3778 | |
a02a5408 | 3779 | Newx(cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char); |
1e422769 | 3780 | strcpy(cmdline, cmd); |
3781 | strcat(cmdline, " "); | |
3782 | for (s = cmdline + strlen(cmdline); *filename; ) { | |
a0d0e21e LW |
3783 | *s++ = '\\'; |
3784 | *s++ = *filename++; | |
3785 | } | |
3786 | strcpy(s, " 2>&1"); | |
6ad3d225 | 3787 | myfp = PerlProc_popen(cmdline, "r"); |
1e422769 | 3788 | Safefree(cmdline); |
3789 | ||
a0d0e21e | 3790 | if (myfp) { |
1e422769 | 3791 | SV *tmpsv = sv_newmortal(); |
6b88bc9c | 3792 | /* Need to save/restore 'PL_rs' ?? */ |
760ac839 | 3793 | s = sv_gets(tmpsv, myfp, 0); |
6ad3d225 | 3794 | (void)PerlProc_pclose(myfp); |
a0d0e21e | 3795 | if (s != Nullch) { |
1e422769 | 3796 | int e; |
3797 | for (e = 1; | |
a0d0e21e | 3798 | #ifdef HAS_SYS_ERRLIST |
1e422769 | 3799 | e <= sys_nerr |
3800 | #endif | |
3801 | ; e++) | |
3802 | { | |
3803 | /* you don't see this */ | |
3804 | char *errmsg = | |
3805 | #ifdef HAS_SYS_ERRLIST | |
3806 | sys_errlist[e] | |
a0d0e21e | 3807 | #else |
1e422769 | 3808 | strerror(e) |
a0d0e21e | 3809 | #endif |
1e422769 | 3810 | ; |
3811 | if (!errmsg) | |
3812 | break; | |
3813 | if (instr(s, errmsg)) { | |
3814 | SETERRNO(e,0); | |
3815 | return 0; | |
3816 | } | |
a0d0e21e | 3817 | } |
748a9306 | 3818 | SETERRNO(0,0); |
a0d0e21e LW |
3819 | #ifndef EACCES |
3820 | #define EACCES EPERM | |
3821 | #endif | |
1e422769 | 3822 | if (instr(s, "cannot make")) |
93189314 | 3823 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3824 | else if (instr(s, "existing file")) |
93189314 | 3825 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3826 | else if (instr(s, "ile exists")) |
93189314 | 3827 | SETERRNO(EEXIST,RMS_FEX); |
1e422769 | 3828 | else if (instr(s, "non-exist")) |
93189314 | 3829 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3830 | else if (instr(s, "does not exist")) |
93189314 | 3831 | SETERRNO(ENOENT,RMS_FNF); |
1e422769 | 3832 | else if (instr(s, "not empty")) |
93189314 | 3833 | SETERRNO(EBUSY,SS_DEVOFFLINE); |
1e422769 | 3834 | else if (instr(s, "cannot access")) |
93189314 | 3835 | SETERRNO(EACCES,RMS_PRV); |
a0d0e21e | 3836 | else |
93189314 | 3837 | SETERRNO(EPERM,RMS_PRV); |
a0d0e21e LW |
3838 | return 0; |
3839 | } | |
3840 | else { /* some mkdirs return no failure indication */ | |
6b88bc9c | 3841 | anum = (PerlLIO_stat(save_filename, &PL_statbuf) >= 0); |
911d147d | 3842 | if (PL_op->op_type == OP_RMDIR) |
a0d0e21e LW |
3843 | anum = !anum; |
3844 | if (anum) | |
748a9306 | 3845 | SETERRNO(0,0); |
a0d0e21e | 3846 | else |
93189314 | 3847 | SETERRNO(EACCES,RMS_PRV); /* a guess */ |
a0d0e21e LW |
3848 | } |
3849 | return anum; | |
3850 | } | |
3851 | else | |
3852 | return 0; | |
3853 | } | |
3854 | #endif | |
3855 | ||
0c54f65b RGS |
3856 | /* This macro removes trailing slashes from a directory name. |
3857 | * Different operating and file systems take differently to | |
3858 | * trailing slashes. According to POSIX 1003.1 1996 Edition | |
3859 | * any number of trailing slashes should be allowed. | |
3860 | * Thusly we snip them away so that even non-conforming | |
3861 | * systems are happy. | |
3862 | * We should probably do this "filtering" for all | |
3863 | * the functions that expect (potentially) directory names: | |
3864 | * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, | |
3865 | * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ | |
3866 | ||
5c144d81 | 3867 | #define TRIMSLASHES(tmps,len,copy) (tmps) = SvPV_const(TOPs, (len)); \ |
0c54f65b RGS |
3868 | if ((len) > 1 && (tmps)[(len)-1] == '/') { \ |
3869 | do { \ | |
3870 | (len)--; \ | |
3871 | } while ((len) > 1 && (tmps)[(len)-1] == '/'); \ | |
3872 | (tmps) = savepvn((tmps), (len)); \ | |
3873 | (copy) = TRUE; \ | |
3874 | } | |
3875 | ||
a0d0e21e LW |
3876 | PP(pp_mkdir) |
3877 | { | |
39644a26 | 3878 | dSP; dTARGET; |
5a211162 | 3879 | int mode; |
a0d0e21e LW |
3880 | #ifndef HAS_MKDIR |
3881 | int oldumask; | |
3882 | #endif | |
df25ddba | 3883 | STRLEN len; |
5c144d81 | 3884 | const char *tmps; |
df25ddba | 3885 | bool copy = FALSE; |
5a211162 GS |
3886 | |
3887 | if (MAXARG > 1) | |
3888 | mode = POPi; | |
3889 | else | |
3890 | mode = 0777; | |
3891 | ||
0c54f65b | 3892 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3893 | |
3894 | TAINT_PROPER("mkdir"); | |
3895 | #ifdef HAS_MKDIR | |
b8ffc8df | 3896 | SETi( PerlDir_mkdir(tmps, mode) >= 0 ); |
a0d0e21e LW |
3897 | #else |
3898 | SETi( dooneliner("mkdir", tmps) ); | |
6ad3d225 GS |
3899 | oldumask = PerlLIO_umask(0); |
3900 | PerlLIO_umask(oldumask); | |
3901 | PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); | |
a0d0e21e | 3902 | #endif |
df25ddba JH |
3903 | if (copy) |
3904 | Safefree(tmps); | |
a0d0e21e LW |
3905 | RETURN; |
3906 | } | |
3907 | ||
3908 | PP(pp_rmdir) | |
3909 | { | |
39644a26 | 3910 | dSP; dTARGET; |
0c54f65b | 3911 | STRLEN len; |
5c144d81 | 3912 | const char *tmps; |
0c54f65b | 3913 | bool copy = FALSE; |
a0d0e21e | 3914 | |
0c54f65b | 3915 | TRIMSLASHES(tmps,len,copy); |
a0d0e21e LW |
3916 | TAINT_PROPER("rmdir"); |
3917 | #ifdef HAS_RMDIR | |
b8ffc8df | 3918 | SETi( PerlDir_rmdir(tmps) >= 0 ); |
a0d0e21e | 3919 | #else |
0c54f65b | 3920 | SETi( dooneliner("rmdir", tmps) ); |
a0d0e21e | 3921 | #endif |
0c54f65b RGS |
3922 | if (copy) |
3923 | Safefree(tmps); | |
a0d0e21e LW |
3924 | RETURN; |
3925 | } | |
3926 | ||
3927 | /* Directory calls. */ | |
3928 | ||
3929 | PP(pp_open_dir) | |
3930 | { | |
a0d0e21e | 3931 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 3932 | dSP; |
10516c54 | 3933 | const char *dirname = POPpconstx; |
1e2c6ed7 JH |
3934 | GV *gv = (GV*)POPs; |
3935 | register IO *io = GvIOn(gv); | |
a0d0e21e LW |
3936 | |
3937 | if (!io) | |
3938 | goto nope; | |
3939 | ||
3940 | if (IoDIRP(io)) | |
6ad3d225 | 3941 | PerlDir_close(IoDIRP(io)); |
b8ffc8df | 3942 | if (!(IoDIRP(io) = PerlDir_open(dirname))) |
a0d0e21e LW |
3943 | goto nope; |
3944 | ||
3945 | RETPUSHYES; | |
3946 | nope: | |
3947 | if (!errno) | |
93189314 | 3948 | SETERRNO(EBADF,RMS_DIR); |
a0d0e21e LW |
3949 | RETPUSHUNDEF; |
3950 | #else | |
cea2e8a9 | 3951 | DIE(aTHX_ PL_no_dir_func, "opendir"); |
a0d0e21e LW |
3952 | #endif |
3953 | } | |
3954 | ||
3955 | PP(pp_readdir) | |
3956 | { | |
34b7f128 AMS |
3957 | #if !defined(Direntry_t) || !defined(HAS_READDIR) |
3958 | DIE(aTHX_ PL_no_dir_func, "readdir"); | |
3959 | #else | |
fd8cd3a3 | 3960 | #if !defined(I_DIRENT) && !defined(VMS) |
20ce7b12 | 3961 | Direntry_t *readdir (DIR *); |
a0d0e21e | 3962 | #endif |
34b7f128 AMS |
3963 | dSP; |
3964 | ||
3965 | SV *sv; | |
f54cb97a | 3966 | const I32 gimme = GIMME; |
34b7f128 | 3967 | GV *gv = (GV *)POPs; |
a0d0e21e | 3968 | register Direntry_t *dp; |
a0d0e21e LW |
3969 | register IO *io = GvIOn(gv); |
3970 | ||
3971 | if (!io || !IoDIRP(io)) | |
3972 | goto nope; | |
3973 | ||
34b7f128 AMS |
3974 | do { |
3975 | dp = (Direntry_t *)PerlDir_read(IoDIRP(io)); | |
3976 | if (!dp) | |
3977 | break; | |
a0d0e21e | 3978 | #ifdef DIRNAMLEN |
34b7f128 | 3979 | sv = newSVpvn(dp->d_name, dp->d_namlen); |
a0d0e21e | 3980 | #else |
34b7f128 | 3981 | sv = newSVpv(dp->d_name, 0); |
fb73857a | 3982 | #endif |
3983 | #ifndef INCOMPLETE_TAINTS | |
34b7f128 AMS |
3984 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
3985 | SvTAINTED_on(sv); | |
a0d0e21e | 3986 | #endif |
34b7f128 | 3987 | XPUSHs(sv_2mortal(sv)); |
a0d0e21e | 3988 | } |
34b7f128 AMS |
3989 | while (gimme == G_ARRAY); |
3990 | ||
3991 | if (!dp && gimme != G_ARRAY) | |
3992 | goto nope; | |
3993 | ||
a0d0e21e LW |
3994 | RETURN; |
3995 | ||
3996 | nope: | |
3997 | if (!errno) | |
93189314 | 3998 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
3999 | if (GIMME == G_ARRAY) |
4000 | RETURN; | |
4001 | else | |
4002 | RETPUSHUNDEF; | |
a0d0e21e LW |
4003 | #endif |
4004 | } | |
4005 | ||
4006 | PP(pp_telldir) | |
4007 | { | |
a0d0e21e | 4008 | #if defined(HAS_TELLDIR) || defined(telldir) |
27da23d5 | 4009 | dVAR; dSP; dTARGET; |
968dcd91 JH |
4010 | /* XXX does _anyone_ need this? --AD 2/20/1998 */ |
4011 | /* XXX netbsd still seemed to. | |
4012 | XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. | |
4013 | --JHI 1999-Feb-02 */ | |
4014 | # if !defined(HAS_TELLDIR_PROTO) || defined(NEED_TELLDIR_PROTO) | |
20ce7b12 | 4015 | long telldir (DIR *); |
dfe9444c | 4016 | # endif |
a0d0e21e LW |
4017 | GV *gv = (GV*)POPs; |
4018 | register IO *io = GvIOn(gv); | |
4019 | ||
4020 | if (!io || !IoDIRP(io)) | |
4021 | goto nope; | |
4022 | ||
6ad3d225 | 4023 | PUSHi( PerlDir_tell(IoDIRP(io)) ); |
a0d0e21e LW |
4024 | RETURN; |
4025 | nope: | |
4026 | if (!errno) | |
93189314 | 4027 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4028 | RETPUSHUNDEF; |
4029 | #else | |
cea2e8a9 | 4030 | DIE(aTHX_ PL_no_dir_func, "telldir"); |
a0d0e21e LW |
4031 | #endif |
4032 | } | |
4033 | ||
4034 | PP(pp_seekdir) | |
4035 | { | |
a0d0e21e | 4036 | #if defined(HAS_SEEKDIR) || defined(seekdir) |
9cad6237 | 4037 | dSP; |
a0d0e21e LW |
4038 | long along = POPl; |
4039 | GV *gv = (GV*)POPs; | |
4040 | register IO *io = GvIOn(gv); | |
4041 | ||
4042 | if (!io || !IoDIRP(io)) | |
4043 | goto nope; | |
4044 | ||
6ad3d225 | 4045 | (void)PerlDir_seek(IoDIRP(io), along); |
a0d0e21e LW |
4046 | |
4047 | RETPUSHYES; | |
4048 | nope: | |
4049 | if (!errno) | |
93189314 | 4050 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4051 | RETPUSHUNDEF; |
4052 | #else | |
cea2e8a9 | 4053 | DIE(aTHX_ PL_no_dir_func, "seekdir"); |
a0d0e21e LW |
4054 | #endif |
4055 | } | |
4056 | ||
4057 | PP(pp_rewinddir) | |
4058 | { | |
a0d0e21e | 4059 | #if defined(HAS_REWINDDIR) || defined(rewinddir) |
9cad6237 | 4060 | dSP; |
a0d0e21e LW |
4061 | GV *gv = (GV*)POPs; |
4062 | register IO *io = GvIOn(gv); | |
4063 | ||
4064 | if (!io || !IoDIRP(io)) | |
4065 | goto nope; | |
4066 | ||
6ad3d225 | 4067 | (void)PerlDir_rewind(IoDIRP(io)); |
a0d0e21e LW |
4068 | RETPUSHYES; |
4069 | nope: | |
4070 | if (!errno) | |
93189314 | 4071 | SETERRNO(EBADF,RMS_ISI); |
a0d0e21e LW |
4072 | RETPUSHUNDEF; |
4073 | #else | |
cea2e8a9 | 4074 | DIE(aTHX_ PL_no_dir_func, "rewinddir"); |
a0d0e21e LW |
4075 | #endif |
4076 | } | |
4077 | ||
4078 | PP(pp_closedir) | |
4079 | { | |
a0d0e21e | 4080 | #if defined(Direntry_t) && defined(HAS_READDIR) |
9cad6237 | 4081 | dSP; |
a0d0e21e LW |
4082 | GV *gv = (GV*)POPs; |
4083 | register IO *io = GvIOn(gv); | |
4084 | ||
4085 | if (!io || !IoDIRP(io)) | |
4086 | goto nope; | |
4087 | ||
4088 | #ifdef VOID_CLOSEDIR | |
6ad3d225 | 4089 | PerlDir_close(IoDIRP(io)); |
a0d0e21e | 4090 | #else |
6ad3d225 | 4091 | if (PerlDir_close(IoDIRP(io)) < 0) { |
748a9306 | 4092 | IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */ |
a0d0e21e | 4093 | goto nope; |
748a9306 | 4094 | } |
a0d0e21e LW |
4095 | #endif |
4096 | IoDIRP(io) = 0; | |
4097 | ||
4098 | RETPUSHYES; | |
4099 | nope: | |
4100 | if (!errno) | |
93189314 | 4101 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
4102 | RETPUSHUNDEF; |
4103 | #else | |
cea2e8a9 | 4104 | DIE(aTHX_ PL_no_dir_func, "closedir"); |
a0d0e21e LW |
4105 | #endif |
4106 | } | |
4107 | ||
4108 | /* Process control. */ | |
4109 | ||
4110 | PP(pp_fork) | |
4111 | { | |
44a8e56a | 4112 | #ifdef HAS_FORK |
39644a26 | 4113 | dSP; dTARGET; |
761237fe | 4114 | Pid_t childpid; |
a0d0e21e LW |
4115 | GV *tmpgv; |
4116 | ||
4117 | EXTEND(SP, 1); | |
45bc9206 | 4118 | PERL_FLUSHALL_FOR_CHILD; |
52e18b1f | 4119 | childpid = PerlProc_fork(); |
a0d0e21e LW |
4120 | if (childpid < 0) |
4121 | RETSETUNDEF; | |
4122 | if (!childpid) { | |
306196c3 MS |
4123 | if ((tmpgv = gv_fetchpv("$", TRUE, SVt_PV))) { |
4124 | SvREADONLY_off(GvSV(tmpgv)); | |
146174a9 | 4125 | sv_setiv(GvSV(tmpgv), (IV)PerlProc_getpid()); |
306196c3 MS |
4126 | SvREADONLY_on(GvSV(tmpgv)); |
4127 | } | |
4d76a344 RGS |
4128 | #ifdef THREADS_HAVE_PIDS |
4129 | PL_ppid = (IV)getppid(); | |
4130 | #endif | |
ca0c25f6 | 4131 | #ifdef PERL_USES_PL_PIDSTATUS |
3280af22 | 4132 | hv_clear(PL_pidstatus); /* no kids, so don't wait for 'em */ |
ca0c25f6 | 4133 | #endif |
a0d0e21e LW |
4134 | } |
4135 | PUSHi(childpid); | |
4136 | RETURN; | |
4137 | #else | |
146174a9 | 4138 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
39644a26 | 4139 | dSP; dTARGET; |
146174a9 CB |
4140 | Pid_t childpid; |
4141 | ||
4142 | EXTEND(SP, 1); | |
4143 | PERL_FLUSHALL_FOR_CHILD; | |
4144 | childpid = PerlProc_fork(); | |
60fa28ff GS |
4145 | if (childpid == -1) |
4146 | RETSETUNDEF; | |
146174a9 CB |
4147 | PUSHi(childpid); |
4148 | RETURN; | |
4149 | # else | |
0322a713 | 4150 | DIE(aTHX_ PL_no_func, "fork"); |
146174a9 | 4151 | # endif |
a0d0e21e LW |
4152 | #endif |
4153 | } | |
4154 | ||
4155 | PP(pp_wait) | |
4156 | { | |
301e8125 | 4157 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4158 | dSP; dTARGET; |
761237fe | 4159 | Pid_t childpid; |
a0d0e21e | 4160 | int argflags; |
a0d0e21e | 4161 | |
4ffa73a3 JH |
4162 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
4163 | childpid = wait4pid(-1, &argflags, 0); | |
4164 | else { | |
4165 | while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && | |
4166 | errno == EINTR) { | |
4167 | PERL_ASYNC_CHECK(); | |
4168 | } | |
0a0ada86 | 4169 | } |
68a29c53 GS |
4170 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4171 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
2fbb330f | 4172 | STATUS_NATIVE_CHILD_SET((childpid && childpid != -1) ? argflags : -1); |
68a29c53 | 4173 | # else |
2fbb330f | 4174 | STATUS_NATIVE_CHILD_SET((childpid > 0) ? argflags : -1); |
68a29c53 | 4175 | # endif |
44a8e56a | 4176 | XPUSHi(childpid); |
a0d0e21e LW |
4177 | RETURN; |
4178 | #else | |
0322a713 | 4179 | DIE(aTHX_ PL_no_func, "wait"); |
a0d0e21e LW |
4180 | #endif |
4181 | } | |
4182 | ||
4183 | PP(pp_waitpid) | |
4184 | { | |
301e8125 | 4185 | #if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) |
39644a26 | 4186 | dSP; dTARGET; |
2ec0bfb3 SG |
4187 | Pid_t pid; |
4188 | Pid_t result; | |
a0d0e21e LW |
4189 | int optype; |
4190 | int argflags; | |
a0d0e21e | 4191 | |
a0d0e21e | 4192 | optype = POPi; |
2ec0bfb3 | 4193 | pid = TOPi; |
4ffa73a3 | 4194 | if (PL_signals & PERL_SIGNALS_UNSAFE_FLAG) |
2ec0bfb3 | 4195 | result = wait4pid(pid, &argflags, optype); |
4ffa73a3 | 4196 | else { |
2ec0bfb3 | 4197 | while ((result = wait4pid(pid, &argflags, optype)) == -1 && |
4ffa73a3 JH |
4198 | errno == EINTR) { |
4199 | PERL_ASYNC_CHECK(); | |
4200 | } | |
0a0ada86 | 4201 | } |
68a29c53 GS |
4202 | # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) |
4203 | /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ | |
2fbb330f | 4204 | STATUS_NATIVE_CHILD_SET((result && result != -1) ? argflags : -1); |
68a29c53 | 4205 | # else |
2fbb330f | 4206 | STATUS_NATIVE_CHILD_SET((result > 0) ? argflags : -1); |
68a29c53 | 4207 | # endif |
2ec0bfb3 | 4208 | SETi(result); |
a0d0e21e LW |
4209 | RETURN; |
4210 | #else | |
0322a713 | 4211 | DIE(aTHX_ PL_no_func, "waitpid"); |
a0d0e21e LW |
4212 | #endif |
4213 | } | |
4214 | ||
4215 | PP(pp_system) | |
4216 | { | |
39644a26 | 4217 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 4218 | I32 value; |
76ffd3b9 | 4219 | int result; |
a0d0e21e | 4220 | |
bbd7eb8a RD |
4221 | if (PL_tainting) { |
4222 | TAINT_ENV(); | |
4223 | while (++MARK <= SP) { | |
10516c54 | 4224 | (void)SvPV_nolen_const(*MARK); /* stringify for taint check */ |
5a445156 | 4225 | if (PL_tainted) |
bbd7eb8a RD |
4226 | break; |
4227 | } | |
4228 | MARK = ORIGMARK; | |
5a445156 | 4229 | TAINT_PROPER("system"); |
a0d0e21e | 4230 | } |
45bc9206 | 4231 | PERL_FLUSHALL_FOR_CHILD; |
273b0206 | 4232 | #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) |
d7e492a4 | 4233 | { |
eb160463 GS |
4234 | Pid_t childpid; |
4235 | int pp[2]; | |
27da23d5 | 4236 | I32 did_pipes = 0; |
eb160463 GS |
4237 | |
4238 | if (PerlProc_pipe(pp) >= 0) | |
4239 | did_pipes = 1; | |
4240 | while ((childpid = PerlProc_fork()) == -1) { | |
4241 | if (errno != EAGAIN) { | |
4242 | value = -1; | |
4243 | SP = ORIGMARK; | |
4244 | PUSHi(value); | |
4245 | if (did_pipes) { | |
4246 | PerlLIO_close(pp[0]); | |
4247 | PerlLIO_close(pp[1]); | |
4248 | } | |
4249 | RETURN; | |
4250 | } | |
4251 | sleep(5); | |
4252 | } | |
4253 | if (childpid > 0) { | |
4254 | Sigsave_t ihand,qhand; /* place to save signals during system() */ | |
4255 | int status; | |
4256 | ||
4257 | if (did_pipes) | |
4258 | PerlLIO_close(pp[1]); | |
64ca3a65 | 4259 | #ifndef PERL_MICRO |
8aad04aa JH |
4260 | rsignal_save(SIGINT, (Sighandler_t) SIG_IGN, &ihand); |
4261 | rsignal_save(SIGQUIT, (Sighandler_t) SIG_IGN, &qhand); | |
64ca3a65 | 4262 | #endif |
eb160463 GS |
4263 | do { |
4264 | result = wait4pid(childpid, &status, 0); | |
4265 | } while (result == -1 && errno == EINTR); | |
64ca3a65 | 4266 | #ifndef PERL_MICRO |
eb160463 GS |
4267 | (void)rsignal_restore(SIGINT, &ihand); |
4268 | (void)rsignal_restore(SIGQUIT, &qhand); | |
4269 | #endif | |
37038d91 | 4270 | STATUS_NATIVE_CHILD_SET(result == -1 ? -1 : status); |
eb160463 GS |
4271 | do_execfree(); /* free any memory child malloced on fork */ |
4272 | SP = ORIGMARK; | |
4273 | if (did_pipes) { | |
4274 | int errkid; | |
4275 | int n = 0, n1; | |
4276 | ||
4277 | while (n < sizeof(int)) { | |
4278 | n1 = PerlLIO_read(pp[0], | |
4279 | (void*)(((char*)&errkid)+n), | |
4280 | (sizeof(int)) - n); | |
4281 | if (n1 <= 0) | |
4282 | break; | |
4283 | n += n1; | |
4284 | } | |
4285 | PerlLIO_close(pp[0]); | |
4286 | if (n) { /* Error */ | |
4287 | if (n != sizeof(int)) | |
4288 | DIE(aTHX_ "panic: kid popen errno read"); | |
4289 | errno = errkid; /* Propagate errno from kid */ | |
37038d91 | 4290 | STATUS_NATIVE_CHILD_SET(-1); |
eb160463 GS |
4291 | } |
4292 | } | |
4293 | PUSHi(STATUS_CURRENT); | |
4294 | RETURN; | |
4295 | } | |
4296 | if (did_pipes) { | |
4297 | PerlLIO_close(pp[0]); | |
d5a9bfb0 | 4298 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
eb160463 | 4299 | fcntl(pp[1], F_SETFD, FD_CLOEXEC); |
d5a9bfb0 | 4300 | #endif |
eb160463 | 4301 | } |
e0a1f643 JH |
4302 | if (PL_op->op_flags & OPf_STACKED) { |
4303 | SV *really = *++MARK; | |
4304 | value = (I32)do_aexec5(really, MARK, SP, pp[1], did_pipes); | |
4305 | } | |
4306 | else if (SP - MARK != 1) | |
4307 | value = (I32)do_aexec5(Nullsv, MARK, SP, pp[1], did_pipes); | |
4308 | else { | |
8c074e2a | 4309 | value = (I32)do_exec3(SvPVx_nolen(sv_mortalcopy(*SP)), pp[1], did_pipes); |
e0a1f643 JH |
4310 | } |
4311 | PerlProc__exit(-1); | |
d5a9bfb0 | 4312 | } |
c3293030 | 4313 | #else /* ! FORK or VMS or OS/2 */ |
922b1888 GS |
4314 | PL_statusvalue = 0; |
4315 | result = 0; | |
911d147d | 4316 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e | 4317 | SV *really = *++MARK; |
a0fd4948 | 4318 | # if defined(WIN32) || defined(OS2) || defined(__SYMBIAN32__) |
54725af6 GS |
4319 | value = (I32)do_aspawn(really, MARK, SP); |
4320 | # else | |
c5be433b | 4321 | value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); |
54725af6 | 4322 | # endif |
a0d0e21e | 4323 | } |
54725af6 | 4324 | else if (SP - MARK != 1) { |
a0fd4948 | 4325 | # if defined(WIN32) || defined(OS2) || defined(__SYMBIAN32__) |
54725af6 GS |
4326 | value = (I32)do_aspawn(Nullsv, MARK, SP); |
4327 | # else | |
c5be433b | 4328 | value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP); |
54725af6 GS |
4329 | # endif |
4330 | } | |
a0d0e21e | 4331 | else { |
8c074e2a | 4332 | value = (I32)do_spawn(SvPVx_nolen(sv_mortalcopy(*SP))); |
a0d0e21e | 4333 | } |
922b1888 GS |
4334 | if (PL_statusvalue == -1) /* hint that value must be returned as is */ |
4335 | result = 1; | |
2fbb330f | 4336 | STATUS_NATIVE_CHILD_SET(value); |
a0d0e21e LW |
4337 | do_execfree(); |
4338 | SP = ORIGMARK; | |
922b1888 | 4339 | PUSHi(result ? value : STATUS_CURRENT); |
a0d0e21e LW |
4340 | #endif /* !FORK or VMS */ |
4341 | RETURN; | |
4342 | } | |
4343 | ||
4344 | PP(pp_exec) | |
4345 | { | |
39644a26 | 4346 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
4347 | I32 value; |
4348 | ||
bbd7eb8a RD |
4349 | if (PL_tainting) { |
4350 | TAINT_ENV(); | |
4351 | while (++MARK <= SP) { | |
10516c54 | 4352 | (void)SvPV_nolen_const(*MARK); /* stringify for taint check */ |
5a445156 | 4353 | if (PL_tainted) |
bbd7eb8a RD |
4354 | break; |
4355 | } | |
4356 | MARK = ORIGMARK; | |
5a445156 | 4357 | TAINT_PROPER("exec"); |
bbd7eb8a | 4358 | } |
45bc9206 | 4359 | PERL_FLUSHALL_FOR_CHILD; |
533c011a | 4360 | if (PL_op->op_flags & OPf_STACKED) { |
a0d0e21e LW |
4361 | SV *really = *++MARK; |
4362 | value = (I32)do_aexec(really, MARK, SP); | |
4363 | } | |
4364 | else if (SP - MARK != 1) | |
4365 | #ifdef VMS | |
4366 | value = (I32)vms_do_aexec(Nullsv, MARK, SP); | |
4367 | #else | |
092bebab JH |
4368 | # ifdef __OPEN_VM |
4369 | { | |
c5be433b | 4370 | (void ) do_aspawn(Nullsv, MARK, SP); |
092bebab JH |
4371 | value = 0; |
4372 | } | |
4373 | # else | |
a0d0e21e | 4374 | value = (I32)do_aexec(Nullsv, MARK, SP); |
092bebab | 4375 | # endif |
a0d0e21e LW |
4376 | #endif |
4377 | else { | |
a0d0e21e | 4378 | #ifdef VMS |
8c074e2a | 4379 | value = (I32)vms_do_exec(SvPVx_nolen(sv_mortalcopy(*SP))); |
a0d0e21e | 4380 | #else |
092bebab | 4381 | # ifdef __OPEN_VM |
8c074e2a | 4382 | (void) do_spawn(SvPVx_nolen(sv_mortalcopy(*SP))); |
092bebab JH |
4383 | value = 0; |
4384 | # else | |
8c074e2a | 4385 | value = (I32)do_exec(SvPVx_nolen(sv_mortalcopy(*SP))); |
092bebab | 4386 | # endif |
a0d0e21e LW |
4387 | #endif |
4388 | } | |
146174a9 | 4389 | |
a0d0e21e LW |
4390 | SP = ORIGMARK; |
4391 | PUSHi(value); | |
4392 | RETURN; | |
4393 | } | |
4394 | ||
4395 | PP(pp_kill) | |
4396 | { | |
9cad6237 | 4397 | #ifdef HAS_KILL |
39644a26 | 4398 | dSP; dMARK; dTARGET; |
a0d0e21e | 4399 | I32 value; |
533c011a | 4400 | value = (I32)apply(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4401 | SP = MARK; |
4402 | PUSHi(value); | |
4403 | RETURN; | |
4404 | #else | |
0322a713 | 4405 | DIE(aTHX_ PL_no_func, "kill"); |
a0d0e21e LW |
4406 | #endif |
4407 | } | |
4408 | ||
4409 | PP(pp_getppid) | |
4410 | { | |
4411 | #ifdef HAS_GETPPID | |
39644a26 | 4412 | dSP; dTARGET; |
4d76a344 | 4413 | # ifdef THREADS_HAVE_PIDS |
e39f92a7 RGS |
4414 | if (PL_ppid != 1 && getppid() == 1) |
4415 | /* maybe the parent process has died. Refresh ppid cache */ | |
4416 | PL_ppid = 1; | |
4d76a344 RGS |
4417 | XPUSHi( PL_ppid ); |
4418 | # else | |
a0d0e21e | 4419 | XPUSHi( getppid() ); |
4d76a344 | 4420 | # endif |
a0d0e21e LW |
4421 | RETURN; |
4422 | #else | |
cea2e8a9 | 4423 | DIE(aTHX_ PL_no_func, "getppid"); |
a0d0e21e LW |
4424 | #endif |
4425 | } | |
4426 | ||
4427 | PP(pp_getpgrp) | |
4428 | { | |
4429 | #ifdef HAS_GETPGRP | |
39644a26 | 4430 | dSP; dTARGET; |
d8a83dd3 | 4431 | Pid_t pid; |
9853a804 | 4432 | Pid_t pgrp; |
a0d0e21e LW |
4433 | |
4434 | if (MAXARG < 1) | |
4435 | pid = 0; | |
4436 | else | |
4437 | pid = SvIVx(POPs); | |
c3293030 | 4438 | #ifdef BSD_GETPGRP |
9853a804 | 4439 | pgrp = (I32)BSD_GETPGRP(pid); |
a0d0e21e | 4440 | #else |
146174a9 | 4441 | if (pid != 0 && pid != PerlProc_getpid()) |
cea2e8a9 | 4442 | DIE(aTHX_ "POSIX getpgrp can't take an argument"); |
9853a804 | 4443 | pgrp = getpgrp(); |
a0d0e21e | 4444 | #endif |
9853a804 | 4445 | XPUSHi(pgrp); |
a0d0e21e LW |
4446 | RETURN; |
4447 | #else | |
cea2e8a9 | 4448 | DIE(aTHX_ PL_no_func, "getpgrp()"); |
a0d0e21e LW |
4449 | #endif |
4450 | } | |
4451 | ||
4452 | PP(pp_setpgrp) | |
4453 | { | |
4454 | #ifdef HAS_SETPGRP | |
39644a26 | 4455 | dSP; dTARGET; |
d8a83dd3 JH |
4456 | Pid_t pgrp; |
4457 | Pid_t pid; | |
a0d0e21e LW |
4458 | if (MAXARG < 2) { |
4459 | pgrp = 0; | |
4460 | pid = 0; | |
4461 | } | |
4462 | else { | |
4463 | pgrp = POPi; | |
4464 | pid = TOPi; | |
4465 | } | |
4466 | ||
4467 | TAINT_PROPER("setpgrp"); | |
c3293030 IZ |
4468 | #ifdef BSD_SETPGRP |
4469 | SETi( BSD_SETPGRP(pid, pgrp) >= 0 ); | |
a0d0e21e | 4470 | #else |
146174a9 CB |
4471 | if ((pgrp != 0 && pgrp != PerlProc_getpid()) |
4472 | || (pid != 0 && pid != PerlProc_getpid())) | |
4473 | { | |
4474 | DIE(aTHX_ "setpgrp can't take arguments"); | |
4475 | } | |
a0d0e21e LW |
4476 | SETi( setpgrp() >= 0 ); |
4477 | #endif /* USE_BSDPGRP */ | |
4478 | RETURN; | |
4479 | #else | |
cea2e8a9 | 4480 | DIE(aTHX_ PL_no_func, "setpgrp()"); |
a0d0e21e LW |
4481 | #endif |
4482 | } | |
4483 | ||
4484 | PP(pp_getpriority) | |
4485 | { | |
a0d0e21e | 4486 | #ifdef HAS_GETPRIORITY |
9cad6237 | 4487 | dSP; dTARGET; |
d05c1ba0 JH |
4488 | int who = POPi; |
4489 | int which = TOPi; | |
a0d0e21e LW |
4490 | SETi( getpriority(which, who) ); |
4491 | RETURN; | |
4492 | #else | |
cea2e8a9 | 4493 | DIE(aTHX_ PL_no_func, "getpriority()"); |
a0d0e21e LW |
4494 | #endif |
4495 | } | |
4496 | ||
4497 | PP(pp_setpriority) | |
4498 | { | |
a0d0e21e | 4499 | #ifdef HAS_SETPRIORITY |
9cad6237 | 4500 | dSP; dTARGET; |
d05c1ba0 JH |
4501 | int niceval = POPi; |
4502 | int who = POPi; | |
4503 | int which = TOPi; | |
a0d0e21e LW |
4504 | TAINT_PROPER("setpriority"); |
4505 | SETi( setpriority(which, who, niceval) >= 0 ); | |
4506 | RETURN; | |
4507 | #else | |
cea2e8a9 | 4508 | DIE(aTHX_ PL_no_func, "setpriority()"); |
a0d0e21e LW |
4509 | #endif |
4510 | } | |
4511 | ||
4512 | /* Time calls. */ | |
4513 | ||
4514 | PP(pp_time) | |
4515 | { | |
39644a26 | 4516 | dSP; dTARGET; |
cbdc8872 | 4517 | #ifdef BIG_TIME |
4518 | XPUSHn( time(Null(Time_t*)) ); | |
4519 | #else | |
a0d0e21e | 4520 | XPUSHi( time(Null(Time_t*)) ); |
cbdc8872 | 4521 | #endif |
a0d0e21e LW |
4522 | RETURN; |
4523 | } | |
4524 | ||
a0d0e21e LW |
4525 | PP(pp_tms) |
4526 | { | |
9cad6237 | 4527 | #ifdef HAS_TIMES |
39644a26 | 4528 | dSP; |
a0d0e21e | 4529 | EXTEND(SP, 4); |
a0d0e21e | 4530 | #ifndef VMS |
3280af22 | 4531 | (void)PerlProc_times(&PL_timesbuf); |
a0d0e21e | 4532 | #else |
6b88bc9c | 4533 | (void)PerlProc_times((tbuffer_t *)&PL_timesbuf); /* time.h uses different name for */ |
76e3520e GS |
4534 | /* struct tms, though same data */ |
4535 | /* is returned. */ | |
a0d0e21e LW |
4536 | #endif |
4537 | ||
5311654c | 4538 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_utime)/(NV)PL_clocktick))); |
a0d0e21e | 4539 | if (GIMME == G_ARRAY) { |
5311654c JH |
4540 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_stime)/(NV)PL_clocktick))); |
4541 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cutime)/(NV)PL_clocktick))); | |
4542 | PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/(NV)PL_clocktick))); | |
a0d0e21e LW |
4543 | } |
4544 | RETURN; | |
9cad6237 | 4545 | #else |
2f42fcb0 JH |
4546 | # ifdef PERL_MICRO |
4547 | dSP; | |
4548 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4549 | EXTEND(SP, 4); | |
4550 | if (GIMME == G_ARRAY) { | |
4551 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4552 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4553 | PUSHs(sv_2mortal(newSVnv((NV)0.0))); | |
4554 | } | |
4555 | RETURN; | |
4556 | # else | |
9cad6237 | 4557 | DIE(aTHX_ "times not implemented"); |
2f42fcb0 | 4558 | # endif |
55497cff | 4559 | #endif /* HAS_TIMES */ |
a0d0e21e LW |
4560 | } |
4561 | ||
4562 | PP(pp_localtime) | |
4563 | { | |
cea2e8a9 | 4564 | return pp_gmtime(); |
a0d0e21e LW |
4565 | } |
4566 | ||
a4323dee | 4567 | #ifdef LOCALTIME_EDGECASE_BROKEN |
89261a6c | 4568 | static struct tm *S_my_localtime (pTHX_ Time_t *tp) |
a4323dee MB |
4569 | { |
4570 | auto time_t T; | |
4571 | auto struct tm *P; | |
4572 | ||
4573 | /* No workarounds in the valid range */ | |
4574 | if (!tp || *tp < 0x7fff573f || *tp >= 0x80000000) | |
4575 | return (localtime (tp)); | |
4576 | ||
4577 | /* This edge case is to workaround the undefined behaviour, where the | |
4578 | * TIMEZONE makes the time go beyond the defined range. | |
4579 | * gmtime (0x7fffffff) => 2038-01-19 03:14:07 | |
4580 | * If there is a negative offset in TZ, like MET-1METDST, some broken | |
4581 | * implementations of localtime () (like AIX 5.2) barf with bogus | |
4582 | * return values: | |
4583 | * 0x7fffffff gmtime 2038-01-19 03:14:07 | |
4584 | * 0x7fffffff localtime 1901-12-13 21:45:51 | |
4585 | * 0x7fffffff mylocaltime 2038-01-19 04:14:07 | |
4586 | * 0x3c19137f gmtime 2001-12-13 20:45:51 | |
4587 | * 0x3c19137f localtime 2001-12-13 21:45:51 | |
4588 | * 0x3c19137f mylocaltime 2001-12-13 21:45:51 | |
4589 | * Given that legal timezones are typically between GMT-12 and GMT+12 | |
4590 | * we turn back the clock 23 hours before calling the localtime | |
4591 | * function, and add those to the return value. This will never cause | |
3574fba9 | 4592 | * day wrapping problems, since the edge case is Tue Jan *19* |
a4323dee MB |
4593 | */ |
4594 | T = *tp - 82800; /* 23 hour. allows up to GMT-23 */ | |
4595 | P = localtime (&T); | |
4596 | P->tm_hour += 23; | |
4597 | if (P->tm_hour >= 24) { | |
4598 | P->tm_hour -= 24; | |
3574fba9 CW |
4599 | P->tm_mday++; /* 18 -> 19 */ |
4600 | P->tm_wday++; /* Mon -> Tue */ | |
4601 | P->tm_yday++; /* 18 -> 19 */ | |
a4323dee MB |
4602 | } |
4603 | return (P); | |
4604 | } /* S_my_localtime */ | |
4605 | #endif | |
4606 | ||
a0d0e21e LW |
4607 | PP(pp_gmtime) |
4608 | { | |
39644a26 | 4609 | dSP; |
a0d0e21e | 4610 | Time_t when; |
bfed75c6 | 4611 | const struct tm *tmbuf; |
27da23d5 JH |
4612 | static const char * const dayname[] = |
4613 | {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
4614 | static const char * const monname[] = | |
4615 | {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
4616 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
a0d0e21e LW |
4617 | |
4618 | if (MAXARG < 1) | |
4619 | (void)time(&when); | |
4620 | else | |
cbdc8872 | 4621 | #ifdef BIG_TIME |
4622 | when = (Time_t)SvNVx(POPs); | |
4623 | #else | |
a0d0e21e | 4624 | when = (Time_t)SvIVx(POPs); |
cbdc8872 | 4625 | #endif |
a0d0e21e | 4626 | |
533c011a | 4627 | if (PL_op->op_type == OP_LOCALTIME) |
a4323dee | 4628 | #ifdef LOCALTIME_EDGECASE_BROKEN |
89261a6c | 4629 | tmbuf = S_my_localtime(aTHX_ &when); |
a4323dee | 4630 | #else |
a0d0e21e | 4631 | tmbuf = localtime(&when); |
a4323dee | 4632 | #endif |
a0d0e21e LW |
4633 | else |
4634 | tmbuf = gmtime(&when); | |
4635 | ||
a0d0e21e | 4636 | if (GIMME != G_ARRAY) { |
46fc3d4c | 4637 | SV *tsv; |
9a5ff6d9 AB |
4638 | EXTEND(SP, 1); |
4639 | EXTEND_MORTAL(1); | |
a0d0e21e LW |
4640 | if (!tmbuf) |
4641 | RETPUSHUNDEF; | |
be28567c | 4642 | tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", |
f5a29b03 RB |
4643 | dayname[tmbuf->tm_wday], |
4644 | monname[tmbuf->tm_mon], | |
be28567c GS |
4645 | tmbuf->tm_mday, |
4646 | tmbuf->tm_hour, | |
4647 | tmbuf->tm_min, | |
4648 | tmbuf->tm_sec, | |
4649 | tmbuf->tm_year + 1900); | |
46fc3d4c | 4650 | PUSHs(sv_2mortal(tsv)); |
a0d0e21e LW |
4651 | } |
4652 | else if (tmbuf) { | |
9a5ff6d9 AB |
4653 | EXTEND(SP, 9); |
4654 | EXTEND_MORTAL(9); | |
4655 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); | |
c6419e06 JH |
4656 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); |
4657 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); | |
4658 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); | |
4659 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_mon))); | |
4660 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_year))); | |
4661 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_wday))); | |
4662 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_yday))); | |
4663 | PUSHs(sv_2mortal(newSViv(tmbuf->tm_isdst))); | |
a0d0e21e LW |
4664 | } |
4665 | RETURN; | |
4666 | } | |
4667 | ||
4668 | PP(pp_alarm) | |
4669 | { | |
9cad6237 | 4670 | #ifdef HAS_ALARM |
39644a26 | 4671 | dSP; dTARGET; |
a0d0e21e | 4672 | int anum; |
a0d0e21e LW |
4673 | anum = POPi; |
4674 | anum = alarm((unsigned int)anum); | |
4675 | EXTEND(SP, 1); | |
4676 | if (anum < 0) | |
4677 | RETPUSHUNDEF; | |
c6419e06 | 4678 | PUSHi(anum); |
a0d0e21e LW |
4679 | RETURN; |
4680 | #else | |
0322a713 | 4681 | DIE(aTHX_ PL_no_func, "alarm"); |
a0d0e21e LW |
4682 | #endif |
4683 | } | |
4684 | ||
4685 | PP(pp_sleep) | |
4686 | { | |
39644a26 | 4687 | dSP; dTARGET; |
a0d0e21e LW |
4688 | I32 duration; |
4689 | Time_t lasttime; | |
4690 | Time_t when; | |
4691 | ||
4692 | (void)time(&lasttime); | |
4693 | if (MAXARG < 1) | |
76e3520e | 4694 | PerlProc_pause(); |
a0d0e21e LW |
4695 | else { |
4696 | duration = POPi; | |
76e3520e | 4697 | PerlProc_sleep((unsigned int)duration); |
a0d0e21e LW |
4698 | } |
4699 | (void)time(&when); | |
4700 | XPUSHi(when - lasttime); | |
4701 | RETURN; | |
4702 | } | |
4703 | ||
4704 | /* Shared memory. */ | |
4705 | ||
4706 | PP(pp_shmget) | |
4707 | { | |
cea2e8a9 | 4708 | return pp_semget(); |
a0d0e21e LW |
4709 | } |
4710 | ||
4711 | PP(pp_shmctl) | |
4712 | { | |
cea2e8a9 | 4713 | return pp_semctl(); |
a0d0e21e LW |
4714 | } |
4715 | ||
4716 | PP(pp_shmread) | |
4717 | { | |
cea2e8a9 | 4718 | return pp_shmwrite(); |
a0d0e21e LW |
4719 | } |
4720 | ||
4721 | PP(pp_shmwrite) | |
4722 | { | |
4723 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4724 | dSP; dMARK; dTARGET; |
533c011a | 4725 | I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); |
a0d0e21e LW |
4726 | SP = MARK; |
4727 | PUSHi(value); | |
4728 | RETURN; | |
4729 | #else | |
cea2e8a9 | 4730 | return pp_semget(); |
a0d0e21e LW |
4731 | #endif |
4732 | } | |
4733 | ||
4734 | /* Message passing. */ | |
4735 | ||
4736 | PP(pp_msgget) | |
4737 | { | |
cea2e8a9 | 4738 | return pp_semget(); |
a0d0e21e LW |
4739 | } |
4740 | ||
4741 | PP(pp_msgctl) | |
4742 | { | |
cea2e8a9 | 4743 | return pp_semctl(); |
a0d0e21e LW |
4744 | } |
4745 | ||
4746 | PP(pp_msgsnd) | |
4747 | { | |
4748 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4749 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4750 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); |
4751 | SP = MARK; | |
4752 | PUSHi(value); | |
4753 | RETURN; | |
4754 | #else | |
cea2e8a9 | 4755 | return pp_semget(); |
a0d0e21e LW |
4756 | #endif |
4757 | } | |
4758 | ||
4759 | PP(pp_msgrcv) | |
4760 | { | |
4761 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4762 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4763 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); |
4764 | SP = MARK; | |
4765 | PUSHi(value); | |
4766 | RETURN; | |
4767 | #else | |
cea2e8a9 | 4768 | return pp_semget(); |
a0d0e21e LW |
4769 | #endif |
4770 | } | |
4771 | ||
4772 | /* Semaphores. */ | |
4773 | ||
4774 | PP(pp_semget) | |
4775 | { | |
4776 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4777 | dSP; dMARK; dTARGET; |
533c011a | 4778 | int anum = do_ipcget(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4779 | SP = MARK; |
4780 | if (anum == -1) | |
4781 | RETPUSHUNDEF; | |
4782 | PUSHi(anum); | |
4783 | RETURN; | |
4784 | #else | |
cea2e8a9 | 4785 | DIE(aTHX_ "System V IPC is not implemented on this machine"); |
a0d0e21e LW |
4786 | #endif |
4787 | } | |
4788 | ||
4789 | PP(pp_semctl) | |
4790 | { | |
4791 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4792 | dSP; dMARK; dTARGET; |
533c011a | 4793 | int anum = do_ipcctl(PL_op->op_type, MARK, SP); |
a0d0e21e LW |
4794 | SP = MARK; |
4795 | if (anum == -1) | |
4796 | RETSETUNDEF; | |
4797 | if (anum != 0) { | |
4798 | PUSHi(anum); | |
4799 | } | |
4800 | else { | |
8903cb82 | 4801 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e LW |
4802 | } |
4803 | RETURN; | |
4804 | #else | |
cea2e8a9 | 4805 | return pp_semget(); |
a0d0e21e LW |
4806 | #endif |
4807 | } | |
4808 | ||
4809 | PP(pp_semop) | |
4810 | { | |
4811 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
39644a26 | 4812 | dSP; dMARK; dTARGET; |
a0d0e21e LW |
4813 | I32 value = (I32)(do_semop(MARK, SP) >= 0); |
4814 | SP = MARK; | |
4815 | PUSHi(value); | |
4816 | RETURN; | |
4817 | #else | |
cea2e8a9 | 4818 | return pp_semget(); |
a0d0e21e LW |
4819 | #endif |
4820 | } | |
4821 | ||
4822 | /* Get system info. */ | |
4823 | ||
4824 | PP(pp_ghbyname) | |
4825 | { | |
693762b4 | 4826 | #ifdef HAS_GETHOSTBYNAME |
cea2e8a9 | 4827 | return pp_ghostent(); |
a0d0e21e | 4828 | #else |
cea2e8a9 | 4829 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
a0d0e21e LW |
4830 | #endif |
4831 | } | |
4832 | ||
4833 | PP(pp_ghbyaddr) | |
4834 | { | |
693762b4 | 4835 | #ifdef HAS_GETHOSTBYADDR |
cea2e8a9 | 4836 | return pp_ghostent(); |
a0d0e21e | 4837 | #else |
cea2e8a9 | 4838 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
a0d0e21e LW |
4839 | #endif |
4840 | } | |
4841 | ||
4842 | PP(pp_ghostent) | |
4843 | { | |
693762b4 | 4844 | #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) |
9cad6237 | 4845 | dSP; |
533c011a | 4846 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4847 | register char **elem; |
4848 | register SV *sv; | |
dc45a647 | 4849 | #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4850 | struct hostent *gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int); |
4851 | struct hostent *gethostbyname(Netdb_name_t); | |
4852 | struct hostent *gethostent(void); | |
a0d0e21e LW |
4853 | #endif |
4854 | struct hostent *hent; | |
4855 | unsigned long len; | |
4856 | ||
4857 | EXTEND(SP, 10); | |
edd309b7 | 4858 | if (which == OP_GHBYNAME) { |
dc45a647 | 4859 | #ifdef HAS_GETHOSTBYNAME |
edd309b7 JH |
4860 | char* name = POPpbytex; |
4861 | hent = PerlSock_gethostbyname(name); | |
dc45a647 | 4862 | #else |
cea2e8a9 | 4863 | DIE(aTHX_ PL_no_sock_func, "gethostbyname"); |
dc45a647 | 4864 | #endif |
edd309b7 | 4865 | } |
a0d0e21e | 4866 | else if (which == OP_GHBYADDR) { |
dc45a647 | 4867 | #ifdef HAS_GETHOSTBYADDR |
a0d0e21e | 4868 | int addrtype = POPi; |
748a9306 | 4869 | SV *addrsv = POPs; |
a0d0e21e | 4870 | STRLEN addrlen; |
595ae481 | 4871 | Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); |
a0d0e21e | 4872 | |
4599a1de | 4873 | hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); |
dc45a647 | 4874 | #else |
cea2e8a9 | 4875 | DIE(aTHX_ PL_no_sock_func, "gethostbyaddr"); |
dc45a647 | 4876 | #endif |
a0d0e21e LW |
4877 | } |
4878 | else | |
4879 | #ifdef HAS_GETHOSTENT | |
6ad3d225 | 4880 | hent = PerlSock_gethostent(); |
a0d0e21e | 4881 | #else |
cea2e8a9 | 4882 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4883 | #endif |
4884 | ||
4885 | #ifdef HOST_NOT_FOUND | |
10bc17b6 JH |
4886 | if (!hent) { |
4887 | #ifdef USE_REENTRANT_API | |
4888 | # ifdef USE_GETHOSTENT_ERRNO | |
4889 | h_errno = PL_reentrant_buffer->_gethostent_errno; | |
4890 | # endif | |
4891 | #endif | |
37038d91 | 4892 | STATUS_UNIX_SET(h_errno); |
10bc17b6 | 4893 | } |
a0d0e21e LW |
4894 | #endif |
4895 | ||
4896 | if (GIMME != G_ARRAY) { | |
4897 | PUSHs(sv = sv_newmortal()); | |
4898 | if (hent) { | |
4899 | if (which == OP_GHBYNAME) { | |
fd0af264 | 4900 | if (hent->h_addr) |
4901 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
a0d0e21e LW |
4902 | } |
4903 | else | |
4904 | sv_setpv(sv, (char*)hent->h_name); | |
4905 | } | |
4906 | RETURN; | |
4907 | } | |
4908 | ||
4909 | if (hent) { | |
3280af22 | 4910 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4911 | sv_setpv(sv, (char*)hent->h_name); |
3280af22 | 4912 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4913 | for (elem = hent->h_aliases; elem && *elem; elem++) { |
4914 | sv_catpv(sv, *elem); | |
4915 | if (elem[1]) | |
4916 | sv_catpvn(sv, " ", 1); | |
4917 | } | |
3280af22 | 4918 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 4919 | sv_setiv(sv, (IV)hent->h_addrtype); |
3280af22 | 4920 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 4921 | len = hent->h_length; |
1e422769 | 4922 | sv_setiv(sv, (IV)len); |
a0d0e21e LW |
4923 | #ifdef h_addr |
4924 | for (elem = hent->h_addr_list; elem && *elem; elem++) { | |
3280af22 | 4925 | XPUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
4926 | sv_setpvn(sv, *elem, len); |
4927 | } | |
4928 | #else | |
6b88bc9c | 4929 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
fd0af264 | 4930 | if (hent->h_addr) |
4931 | sv_setpvn(sv, hent->h_addr, len); | |
a0d0e21e LW |
4932 | #endif /* h_addr */ |
4933 | } | |
4934 | RETURN; | |
4935 | #else | |
cea2e8a9 | 4936 | DIE(aTHX_ PL_no_sock_func, "gethostent"); |
a0d0e21e LW |
4937 | #endif |
4938 | } | |
4939 | ||
4940 | PP(pp_gnbyname) | |
4941 | { | |
693762b4 | 4942 | #ifdef HAS_GETNETBYNAME |
cea2e8a9 | 4943 | return pp_gnetent(); |
a0d0e21e | 4944 | #else |
cea2e8a9 | 4945 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
a0d0e21e LW |
4946 | #endif |
4947 | } | |
4948 | ||
4949 | PP(pp_gnbyaddr) | |
4950 | { | |
693762b4 | 4951 | #ifdef HAS_GETNETBYADDR |
cea2e8a9 | 4952 | return pp_gnetent(); |
a0d0e21e | 4953 | #else |
cea2e8a9 | 4954 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
a0d0e21e LW |
4955 | #endif |
4956 | } | |
4957 | ||
4958 | PP(pp_gnetent) | |
4959 | { | |
693762b4 | 4960 | #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) |
9cad6237 | 4961 | dSP; |
533c011a | 4962 | I32 which = PL_op->op_type; |
a0d0e21e LW |
4963 | register char **elem; |
4964 | register SV *sv; | |
dc45a647 | 4965 | #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
4966 | struct netent *getnetbyaddr(Netdb_net_t, int); |
4967 | struct netent *getnetbyname(Netdb_name_t); | |
4968 | struct netent *getnetent(void); | |
8ac85365 | 4969 | #endif |
a0d0e21e LW |
4970 | struct netent *nent; |
4971 | ||
edd309b7 | 4972 | if (which == OP_GNBYNAME){ |
dc45a647 | 4973 | #ifdef HAS_GETNETBYNAME |
edd309b7 JH |
4974 | char *name = POPpbytex; |
4975 | nent = PerlSock_getnetbyname(name); | |
dc45a647 | 4976 | #else |
cea2e8a9 | 4977 | DIE(aTHX_ PL_no_sock_func, "getnetbyname"); |
dc45a647 | 4978 | #endif |
edd309b7 | 4979 | } |
a0d0e21e | 4980 | else if (which == OP_GNBYADDR) { |
dc45a647 | 4981 | #ifdef HAS_GETNETBYADDR |
a0d0e21e | 4982 | int addrtype = POPi; |
3bb7c1b4 | 4983 | Netdb_net_t addr = (Netdb_net_t) (U32)POPu; |
76e3520e | 4984 | nent = PerlSock_getnetbyaddr(addr, addrtype); |
dc45a647 | 4985 | #else |
cea2e8a9 | 4986 | DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); |
dc45a647 | 4987 | #endif |
a0d0e21e LW |
4988 | } |
4989 | else | |
dc45a647 | 4990 | #ifdef HAS_GETNETENT |
76e3520e | 4991 | nent = PerlSock_getnetent(); |
dc45a647 | 4992 | #else |
cea2e8a9 | 4993 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
dc45a647 | 4994 | #endif |
a0d0e21e | 4995 | |
10bc17b6 JH |
4996 | #ifdef HOST_NOT_FOUND |
4997 | if (!nent) { | |
4998 | #ifdef USE_REENTRANT_API | |
4999 | # ifdef USE_GETNETENT_ERRNO | |
5000 | h_errno = PL_reentrant_buffer->_getnetent_errno; | |
5001 | # endif | |
5002 | #endif | |
37038d91 | 5003 | STATUS_UNIX_SET(h_errno); |
10bc17b6 JH |
5004 | } |
5005 | #endif | |
5006 | ||
a0d0e21e LW |
5007 | EXTEND(SP, 4); |
5008 | if (GIMME != G_ARRAY) { | |
5009 | PUSHs(sv = sv_newmortal()); | |
5010 | if (nent) { | |
5011 | if (which == OP_GNBYNAME) | |
1e422769 | 5012 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
5013 | else |
5014 | sv_setpv(sv, nent->n_name); | |
5015 | } | |
5016 | RETURN; | |
5017 | } | |
5018 | ||
5019 | if (nent) { | |
3280af22 | 5020 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5021 | sv_setpv(sv, nent->n_name); |
3280af22 | 5022 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5023 | for (elem = nent->n_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5024 | sv_catpv(sv, *elem); |
5025 | if (elem[1]) | |
5026 | sv_catpvn(sv, " ", 1); | |
5027 | } | |
3280af22 | 5028 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5029 | sv_setiv(sv, (IV)nent->n_addrtype); |
3280af22 | 5030 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5031 | sv_setiv(sv, (IV)nent->n_net); |
a0d0e21e LW |
5032 | } |
5033 | ||
5034 | RETURN; | |
5035 | #else | |
cea2e8a9 | 5036 | DIE(aTHX_ PL_no_sock_func, "getnetent"); |
a0d0e21e LW |
5037 | #endif |
5038 | } | |
5039 | ||
5040 | PP(pp_gpbyname) | |
5041 | { | |
693762b4 | 5042 | #ifdef HAS_GETPROTOBYNAME |
cea2e8a9 | 5043 | return pp_gprotoent(); |
a0d0e21e | 5044 | #else |
cea2e8a9 | 5045 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
a0d0e21e LW |
5046 | #endif |
5047 | } | |
5048 | ||
5049 | PP(pp_gpbynumber) | |
5050 | { | |
693762b4 | 5051 | #ifdef HAS_GETPROTOBYNUMBER |
cea2e8a9 | 5052 | return pp_gprotoent(); |
a0d0e21e | 5053 | #else |
cea2e8a9 | 5054 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
a0d0e21e LW |
5055 | #endif |
5056 | } | |
5057 | ||
5058 | PP(pp_gprotoent) | |
5059 | { | |
693762b4 | 5060 | #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) |
9cad6237 | 5061 | dSP; |
533c011a | 5062 | I32 which = PL_op->op_type; |
a0d0e21e | 5063 | register char **elem; |
301e8125 | 5064 | register SV *sv; |
dc45a647 | 5065 | #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
5066 | struct protoent *getprotobyname(Netdb_name_t); |
5067 | struct protoent *getprotobynumber(int); | |
5068 | struct protoent *getprotoent(void); | |
8ac85365 | 5069 | #endif |
a0d0e21e LW |
5070 | struct protoent *pent; |
5071 | ||
edd309b7 | 5072 | if (which == OP_GPBYNAME) { |
e5c9fcd0 | 5073 | #ifdef HAS_GETPROTOBYNAME |
edd309b7 JH |
5074 | char* name = POPpbytex; |
5075 | pent = PerlSock_getprotobyname(name); | |
e5c9fcd0 | 5076 | #else |
cea2e8a9 | 5077 | DIE(aTHX_ PL_no_sock_func, "getprotobyname"); |
e5c9fcd0 | 5078 | #endif |
edd309b7 JH |
5079 | } |
5080 | else if (which == OP_GPBYNUMBER) { | |
e5c9fcd0 | 5081 | #ifdef HAS_GETPROTOBYNUMBER |
edd309b7 JH |
5082 | int number = POPi; |
5083 | pent = PerlSock_getprotobynumber(number); | |
e5c9fcd0 | 5084 | #else |
edd309b7 | 5085 | DIE(aTHX_ PL_no_sock_func, "getprotobynumber"); |
e5c9fcd0 | 5086 | #endif |
edd309b7 | 5087 | } |
a0d0e21e | 5088 | else |
e5c9fcd0 | 5089 | #ifdef HAS_GETPROTOENT |
6ad3d225 | 5090 | pent = PerlSock_getprotoent(); |
e5c9fcd0 | 5091 | #else |
cea2e8a9 | 5092 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
e5c9fcd0 | 5093 | #endif |
a0d0e21e LW |
5094 | |
5095 | EXTEND(SP, 3); | |
5096 | if (GIMME != G_ARRAY) { | |
5097 | PUSHs(sv = sv_newmortal()); | |
5098 | if (pent) { | |
5099 | if (which == OP_GPBYNAME) | |
1e422769 | 5100 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5101 | else |
5102 | sv_setpv(sv, pent->p_name); | |
5103 | } | |
5104 | RETURN; | |
5105 | } | |
5106 | ||
5107 | if (pent) { | |
3280af22 | 5108 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5109 | sv_setpv(sv, pent->p_name); |
3280af22 | 5110 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5111 | for (elem = pent->p_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5112 | sv_catpv(sv, *elem); |
5113 | if (elem[1]) | |
5114 | sv_catpvn(sv, " ", 1); | |
5115 | } | |
3280af22 | 5116 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5117 | sv_setiv(sv, (IV)pent->p_proto); |
a0d0e21e LW |
5118 | } |
5119 | ||
5120 | RETURN; | |
5121 | #else | |
cea2e8a9 | 5122 | DIE(aTHX_ PL_no_sock_func, "getprotoent"); |
a0d0e21e LW |
5123 | #endif |
5124 | } | |
5125 | ||
5126 | PP(pp_gsbyname) | |
5127 | { | |
9ec75305 | 5128 | #ifdef HAS_GETSERVBYNAME |
cea2e8a9 | 5129 | return pp_gservent(); |
a0d0e21e | 5130 | #else |
cea2e8a9 | 5131 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
a0d0e21e LW |
5132 | #endif |
5133 | } | |
5134 | ||
5135 | PP(pp_gsbyport) | |
5136 | { | |
9ec75305 | 5137 | #ifdef HAS_GETSERVBYPORT |
cea2e8a9 | 5138 | return pp_gservent(); |
a0d0e21e | 5139 | #else |
cea2e8a9 | 5140 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
a0d0e21e LW |
5141 | #endif |
5142 | } | |
5143 | ||
5144 | PP(pp_gservent) | |
5145 | { | |
693762b4 | 5146 | #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) |
9cad6237 | 5147 | dSP; |
533c011a | 5148 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5149 | register char **elem; |
5150 | register SV *sv; | |
dc45a647 | 5151 | #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */ |
1d88b533 JH |
5152 | struct servent *getservbyname(Netdb_name_t, Netdb_name_t); |
5153 | struct servent *getservbyport(int, Netdb_name_t); | |
5154 | struct servent *getservent(void); | |
8ac85365 | 5155 | #endif |
a0d0e21e LW |
5156 | struct servent *sent; |
5157 | ||
5158 | if (which == OP_GSBYNAME) { | |
dc45a647 | 5159 | #ifdef HAS_GETSERVBYNAME |
42e0c139 AP |
5160 | char *proto = POPpbytex; |
5161 | char *name = POPpbytex; | |
a0d0e21e LW |
5162 | |
5163 | if (proto && !*proto) | |
5164 | proto = Nullch; | |
5165 | ||
6ad3d225 | 5166 | sent = PerlSock_getservbyname(name, proto); |
dc45a647 | 5167 | #else |
cea2e8a9 | 5168 | DIE(aTHX_ PL_no_sock_func, "getservbyname"); |
dc45a647 | 5169 | #endif |
a0d0e21e LW |
5170 | } |
5171 | else if (which == OP_GSBYPORT) { | |
dc45a647 | 5172 | #ifdef HAS_GETSERVBYPORT |
42e0c139 | 5173 | char *proto = POPpbytex; |
eb160463 | 5174 | unsigned short port = (unsigned short)POPu; |
a0d0e21e | 5175 | |
2b872cca SR |
5176 | if (proto && !*proto) |
5177 | proto = Nullch; | |
5178 | ||
36477c24 | 5179 | #ifdef HAS_HTONS |
6ad3d225 | 5180 | port = PerlSock_htons(port); |
36477c24 | 5181 | #endif |
6ad3d225 | 5182 | sent = PerlSock_getservbyport(port, proto); |
dc45a647 | 5183 | #else |
cea2e8a9 | 5184 | DIE(aTHX_ PL_no_sock_func, "getservbyport"); |
dc45a647 | 5185 | #endif |
a0d0e21e LW |
5186 | } |
5187 | else | |
e5c9fcd0 | 5188 | #ifdef HAS_GETSERVENT |
6ad3d225 | 5189 | sent = PerlSock_getservent(); |
e5c9fcd0 | 5190 | #else |
cea2e8a9 | 5191 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
e5c9fcd0 | 5192 | #endif |
a0d0e21e LW |
5193 | |
5194 | EXTEND(SP, 4); | |
5195 | if (GIMME != G_ARRAY) { | |
5196 | PUSHs(sv = sv_newmortal()); | |
5197 | if (sent) { | |
5198 | if (which == OP_GSBYNAME) { | |
5199 | #ifdef HAS_NTOHS | |
6ad3d225 | 5200 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5201 | #else |
1e422769 | 5202 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e LW |
5203 | #endif |
5204 | } | |
5205 | else | |
5206 | sv_setpv(sv, sent->s_name); | |
5207 | } | |
5208 | RETURN; | |
5209 | } | |
5210 | ||
5211 | if (sent) { | |
3280af22 | 5212 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5213 | sv_setpv(sv, sent->s_name); |
3280af22 | 5214 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
c90c0ff4 | 5215 | for (elem = sent->s_aliases; elem && *elem; elem++) { |
a0d0e21e LW |
5216 | sv_catpv(sv, *elem); |
5217 | if (elem[1]) | |
5218 | sv_catpvn(sv, " ", 1); | |
5219 | } | |
3280af22 | 5220 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5221 | #ifdef HAS_NTOHS |
76e3520e | 5222 | sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port)); |
a0d0e21e | 5223 | #else |
1e422769 | 5224 | sv_setiv(sv, (IV)(sent->s_port)); |
a0d0e21e | 5225 | #endif |
3280af22 | 5226 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
5227 | sv_setpv(sv, sent->s_proto); |
5228 | } | |
5229 | ||
5230 | RETURN; | |
5231 | #else | |
cea2e8a9 | 5232 | DIE(aTHX_ PL_no_sock_func, "getservent"); |
a0d0e21e LW |
5233 | #endif |
5234 | } | |
5235 | ||
5236 | PP(pp_shostent) | |
5237 | { | |
693762b4 | 5238 | #ifdef HAS_SETHOSTENT |
9cad6237 | 5239 | dSP; |
76e3520e | 5240 | PerlSock_sethostent(TOPi); |
a0d0e21e LW |
5241 | RETSETYES; |
5242 | #else | |
cea2e8a9 | 5243 | DIE(aTHX_ PL_no_sock_func, "sethostent"); |
a0d0e21e LW |
5244 | #endif |
5245 | } | |
5246 | ||
5247 | PP(pp_snetent) | |
5248 | { | |
693762b4 | 5249 | #ifdef HAS_SETNETENT |
9cad6237 | 5250 | dSP; |
76e3520e | 5251 | PerlSock_setnetent(TOPi); |
a0d0e21e LW |
5252 | RETSETYES; |
5253 | #else | |
cea2e8a9 | 5254 | DIE(aTHX_ PL_no_sock_func, "setnetent"); |
a0d0e21e LW |
5255 | #endif |
5256 | } | |
5257 | ||
5258 | PP(pp_sprotoent) | |
5259 | { | |
693762b4 | 5260 | #ifdef HAS_SETPROTOENT |
9cad6237 | 5261 | dSP; |
76e3520e | 5262 | PerlSock_setprotoent(TOPi); |
a0d0e21e LW |
5263 | RETSETYES; |
5264 | #else | |
cea2e8a9 | 5265 | DIE(aTHX_ PL_no_sock_func, "setprotoent"); |
a0d0e21e LW |
5266 | #endif |
5267 | } | |
5268 | ||
5269 | PP(pp_sservent) | |
5270 | { | |
693762b4 | 5271 | #ifdef HAS_SETSERVENT |
9cad6237 | 5272 | dSP; |
76e3520e | 5273 | PerlSock_setservent(TOPi); |
a0d0e21e LW |
5274 | RETSETYES; |
5275 | #else | |
cea2e8a9 | 5276 | DIE(aTHX_ PL_no_sock_func, "setservent"); |
a0d0e21e LW |
5277 | #endif |
5278 | } | |
5279 | ||
5280 | PP(pp_ehostent) | |
5281 | { | |
693762b4 | 5282 | #ifdef HAS_ENDHOSTENT |
9cad6237 | 5283 | dSP; |
76e3520e | 5284 | PerlSock_endhostent(); |
924508f0 | 5285 | EXTEND(SP,1); |
a0d0e21e LW |
5286 | RETPUSHYES; |
5287 | #else | |
cea2e8a9 | 5288 | DIE(aTHX_ PL_no_sock_func, "endhostent"); |
a0d0e21e LW |
5289 | #endif |
5290 | } | |
5291 | ||
5292 | PP(pp_enetent) | |
5293 | { | |
693762b4 | 5294 | #ifdef HAS_ENDNETENT |
9cad6237 | 5295 | dSP; |
76e3520e | 5296 | PerlSock_endnetent(); |
924508f0 | 5297 | EXTEND(SP,1); |
a0d0e21e LW |
5298 | RETPUSHYES; |
5299 | #else | |
cea2e8a9 | 5300 | DIE(aTHX_ PL_no_sock_func, "endnetent"); |
a0d0e21e LW |
5301 | #endif |
5302 | } | |
5303 | ||
5304 | PP(pp_eprotoent) | |
5305 | { | |
693762b4 | 5306 | #ifdef HAS_ENDPROTOENT |
9cad6237 | 5307 | dSP; |
76e3520e | 5308 | PerlSock_endprotoent(); |
924508f0 | 5309 | EXTEND(SP,1); |
a0d0e21e LW |
5310 | RETPUSHYES; |
5311 | #else | |
cea2e8a9 | 5312 | DIE(aTHX_ PL_no_sock_func, "endprotoent"); |
a0d0e21e LW |
5313 | #endif |
5314 | } | |
5315 | ||
5316 | PP(pp_eservent) | |
5317 | { | |
693762b4 | 5318 | #ifdef HAS_ENDSERVENT |
9cad6237 | 5319 | dSP; |
76e3520e | 5320 | PerlSock_endservent(); |
924508f0 | 5321 | EXTEND(SP,1); |
a0d0e21e LW |
5322 | RETPUSHYES; |
5323 | #else | |
cea2e8a9 | 5324 | DIE(aTHX_ PL_no_sock_func, "endservent"); |
a0d0e21e LW |
5325 | #endif |
5326 | } | |
5327 | ||
5328 | PP(pp_gpwnam) | |
5329 | { | |
5330 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5331 | return pp_gpwent(); |
a0d0e21e | 5332 | #else |
cea2e8a9 | 5333 | DIE(aTHX_ PL_no_func, "getpwnam"); |
a0d0e21e LW |
5334 | #endif |
5335 | } | |
5336 | ||
5337 | PP(pp_gpwuid) | |
5338 | { | |
5339 | #ifdef HAS_PASSWD | |
cea2e8a9 | 5340 | return pp_gpwent(); |
a0d0e21e | 5341 | #else |
cea2e8a9 | 5342 | DIE(aTHX_ PL_no_func, "getpwuid"); |
a0d0e21e LW |
5343 | #endif |
5344 | } | |
5345 | ||
5346 | PP(pp_gpwent) | |
5347 | { | |
0994c4d0 | 5348 | #ifdef HAS_PASSWD |
9cad6237 | 5349 | dSP; |
533c011a | 5350 | I32 which = PL_op->op_type; |
a0d0e21e | 5351 | register SV *sv; |
e3aefe8d | 5352 | struct passwd *pwent = NULL; |
301e8125 | 5353 | /* |
bcf53261 JH |
5354 | * We currently support only the SysV getsp* shadow password interface. |
5355 | * The interface is declared in <shadow.h> and often one needs to link | |
5356 | * with -lsecurity or some such. | |
5357 | * This interface is used at least by Solaris, HP-UX, IRIX, and Linux. | |
5358 | * (and SCO?) | |
5359 | * | |
5360 | * AIX getpwnam() is clever enough to return the encrypted password | |
5361 | * only if the caller (euid?) is root. | |
5362 | * | |
e549f1c5 | 5363 | * There are at least three other shadow password APIs. Many platforms |
bcf53261 JH |
5364 | * seem to contain more than one interface for accessing the shadow |
5365 | * password databases, possibly for compatibility reasons. | |
3813c136 | 5366 | * The getsp*() is by far he simplest one, the other two interfaces |
bcf53261 JH |
5367 | * are much more complicated, but also very similar to each other. |
5368 | * | |
5369 | * <sys/types.h> | |
5370 | * <sys/security.h> | |
5371 | * <prot.h> | |
5372 | * struct pr_passwd *getprpw*(); | |
5373 | * The password is in | |
3813c136 JH |
5374 | * char getprpw*(...).ufld.fd_encrypt[] |
5375 | * Mention HAS_GETPRPWNAM here so that Configure probes for it. | |
bcf53261 JH |
5376 | * |
5377 | * <sys/types.h> | |
5378 | * <sys/security.h> | |
5379 | * <prot.h> | |
5380 | * struct es_passwd *getespw*(); | |
5381 | * The password is in | |
5382 | * char *(getespw*(...).ufld.fd_encrypt) | |
3813c136 | 5383 | * Mention HAS_GETESPWNAM here so that Configure probes for it. |
bcf53261 | 5384 | * |
e1920a95 | 5385 | * <userpw.h> (AIX) |
e549f1c5 JH |
5386 | * struct userpw *getuserpw(); |
5387 | * The password is in | |
5388 | * char *(getuserpw(...)).spw_upw_passwd | |
5389 | * (but the de facto standard getpwnam() should work okay) | |
5390 | * | |
3813c136 | 5391 | * Mention I_PROT here so that Configure probes for it. |
bcf53261 JH |
5392 | * |
5393 | * In HP-UX for getprpw*() the manual page claims that one should include | |
5394 | * <hpsecurity.h> instead of <sys/security.h>, but that is not needed | |
5395 | * if one includes <shadow.h> as that includes <hpsecurity.h>, | |
5396 | * and pp_sys.c already includes <shadow.h> if there is such. | |
3813c136 JH |
5397 | * |
5398 | * Note that <sys/security.h> is already probed for, but currently | |
5399 | * it is only included in special cases. | |
301e8125 | 5400 | * |
bcf53261 JH |
5401 | * In Digital UNIX/Tru64 if using the getespw*() (which seems to be |
5402 | * be preferred interface, even though also the getprpw*() interface | |
5403 | * is available) one needs to link with -lsecurity -ldb -laud -lm. | |
3813c136 JH |
5404 | * One also needs to call set_auth_parameters() in main() before |
5405 | * doing anything else, whether one is using getespw*() or getprpw*(). | |
5406 | * | |
5407 | * Note that accessing the shadow databases can be magnitudes | |
5408 | * slower than accessing the standard databases. | |
bcf53261 JH |
5409 | * |
5410 | * --jhi | |
5411 | */ | |
a0d0e21e | 5412 | |
9e5f0c48 JH |
5413 | # if defined(__CYGWIN__) && defined(USE_REENTRANT_API) |
5414 | /* Cygwin 1.5.3-1 has buggy getpwnam_r() and getpwuid_r(): | |
5415 | * the pw_comment is left uninitialized. */ | |
5416 | PL_reentrant_buffer->_pwent_struct.pw_comment = NULL; | |
5417 | # endif | |
5418 | ||
e3aefe8d JH |
5419 | switch (which) { |
5420 | case OP_GPWNAM: | |
edd309b7 JH |
5421 | { |
5422 | char* name = POPpbytex; | |
5423 | pwent = getpwnam(name); | |
5424 | } | |
5425 | break; | |
e3aefe8d | 5426 | case OP_GPWUID: |
edd309b7 JH |
5427 | { |
5428 | Uid_t uid = POPi; | |
5429 | pwent = getpwuid(uid); | |
5430 | } | |
e3aefe8d JH |
5431 | break; |
5432 | case OP_GPWENT: | |
1883634f | 5433 | # ifdef HAS_GETPWENT |
e3aefe8d | 5434 | pwent = getpwent(); |
faea9016 IRC |
5435 | #ifdef POSIX_BC /* In some cases pw_passwd has invalid addresses */ |
5436 | if (pwent) pwent = getpwnam(pwent->pw_name); | |
5437 | #endif | |
1883634f | 5438 | # else |
a45d1c96 | 5439 | DIE(aTHX_ PL_no_func, "getpwent"); |
1883634f | 5440 | # endif |
e3aefe8d JH |
5441 | break; |
5442 | } | |
8c0bfa08 | 5443 | |
a0d0e21e LW |
5444 | EXTEND(SP, 10); |
5445 | if (GIMME != G_ARRAY) { | |
5446 | PUSHs(sv = sv_newmortal()); | |
5447 | if (pwent) { | |
5448 | if (which == OP_GPWNAM) | |
1883634f | 5449 | # if Uid_t_sign <= 0 |
1e422769 | 5450 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5451 | # else |
23dcd6c8 | 5452 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5453 | # endif |
a0d0e21e LW |
5454 | else |
5455 | sv_setpv(sv, pwent->pw_name); | |
5456 | } | |
5457 | RETURN; | |
5458 | } | |
5459 | ||
5460 | if (pwent) { | |
3280af22 | 5461 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5462 | sv_setpv(sv, pwent->pw_name); |
6ee623d5 | 5463 | |
3280af22 | 5464 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3813c136 JH |
5465 | SvPOK_off(sv); |
5466 | /* If we have getspnam(), we try to dig up the shadow | |
5467 | * password. If we are underprivileged, the shadow | |
5468 | * interface will set the errno to EACCES or similar, | |
5469 | * and return a null pointer. If this happens, we will | |
5470 | * use the dummy password (usually "*" or "x") from the | |
5471 | * standard password database. | |
5472 | * | |
5473 | * In theory we could skip the shadow call completely | |
5474 | * if euid != 0 but in practice we cannot know which | |
5475 | * security measures are guarding the shadow databases | |
5476 | * on a random platform. | |
5477 | * | |
5478 | * Resist the urge to use additional shadow interfaces. | |
5479 | * Divert the urge to writing an extension instead. | |
5480 | * | |
5481 | * --jhi */ | |
e549f1c5 JH |
5482 | /* Some AIX setups falsely(?) detect some getspnam(), which |
5483 | * has a different API than the Solaris/IRIX one. */ | |
5484 | # if defined(HAS_GETSPNAM) && !defined(_AIX) | |
3813c136 JH |
5485 | { |
5486 | struct spwd *spwent; | |
5487 | int saverrno; /* Save and restore errno so that | |
5488 | * underprivileged attempts seem | |
5489 | * to have never made the unsccessful | |
5490 | * attempt to retrieve the shadow password. */ | |
5491 | ||
5492 | saverrno = errno; | |
5493 | spwent = getspnam(pwent->pw_name); | |
5494 | errno = saverrno; | |
5495 | if (spwent && spwent->sp_pwdp) | |
5496 | sv_setpv(sv, spwent->sp_pwdp); | |
5497 | } | |
f1066039 | 5498 | # endif |
e020c87d | 5499 | # ifdef PWPASSWD |
3813c136 JH |
5500 | if (!SvPOK(sv)) /* Use the standard password, then. */ |
5501 | sv_setpv(sv, pwent->pw_passwd); | |
e020c87d | 5502 | # endif |
3813c136 | 5503 | |
1883634f | 5504 | # ifndef INCOMPLETE_TAINTS |
3813c136 JH |
5505 | /* passwd is tainted because user himself can diddle with it. |
5506 | * admittedly not much and in a very limited way, but nevertheless. */ | |
2959b6e3 | 5507 | SvTAINTED_on(sv); |
1883634f | 5508 | # endif |
6ee623d5 | 5509 | |
3280af22 | 5510 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5511 | # if Uid_t_sign <= 0 |
1e422769 | 5512 | sv_setiv(sv, (IV)pwent->pw_uid); |
1883634f | 5513 | # else |
23dcd6c8 | 5514 | sv_setuv(sv, (UV)pwent->pw_uid); |
1883634f | 5515 | # endif |
6ee623d5 | 5516 | |
3280af22 | 5517 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5518 | # if Uid_t_sign <= 0 |
1e422769 | 5519 | sv_setiv(sv, (IV)pwent->pw_gid); |
1883634f | 5520 | # else |
23dcd6c8 | 5521 | sv_setuv(sv, (UV)pwent->pw_gid); |
1883634f | 5522 | # endif |
3813c136 JH |
5523 | /* pw_change, pw_quota, and pw_age are mutually exclusive-- |
5524 | * because of the poor interface of the Perl getpw*(), | |
5525 | * not because there's some standard/convention saying so. | |
5526 | * A better interface would have been to return a hash, | |
5527 | * but we are accursed by our history, alas. --jhi. */ | |
3280af22 | 5528 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5529 | # ifdef PWCHANGE |
1e422769 | 5530 | sv_setiv(sv, (IV)pwent->pw_change); |
6ee623d5 | 5531 | # else |
1883634f JH |
5532 | # ifdef PWQUOTA |
5533 | sv_setiv(sv, (IV)pwent->pw_quota); | |
5534 | # else | |
a1757be1 | 5535 | # ifdef PWAGE |
a0d0e21e | 5536 | sv_setpv(sv, pwent->pw_age); |
a1757be1 | 5537 | # endif |
6ee623d5 GS |
5538 | # endif |
5539 | # endif | |
6ee623d5 | 5540 | |
3813c136 JH |
5541 | /* pw_class and pw_comment are mutually exclusive--. |
5542 | * see the above note for pw_change, pw_quota, and pw_age. */ | |
3280af22 | 5543 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5544 | # ifdef PWCLASS |
a0d0e21e | 5545 | sv_setpv(sv, pwent->pw_class); |
1883634f JH |
5546 | # else |
5547 | # ifdef PWCOMMENT | |
a0d0e21e | 5548 | sv_setpv(sv, pwent->pw_comment); |
1883634f | 5549 | # endif |
6ee623d5 | 5550 | # endif |
6ee623d5 | 5551 | |
3280af22 | 5552 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1883634f | 5553 | # ifdef PWGECOS |
a0d0e21e | 5554 | sv_setpv(sv, pwent->pw_gecos); |
1883634f JH |
5555 | # endif |
5556 | # ifndef INCOMPLETE_TAINTS | |
d2719217 | 5557 | /* pw_gecos is tainted because user himself can diddle with it. */ |
fb73857a | 5558 | SvTAINTED_on(sv); |
1883634f | 5559 | # endif |
6ee623d5 | 5560 | |
3280af22 | 5561 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5562 | sv_setpv(sv, pwent->pw_dir); |
6ee623d5 | 5563 | |
3280af22 | 5564 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5565 | sv_setpv(sv, pwent->pw_shell); |
1883634f | 5566 | # ifndef INCOMPLETE_TAINTS |
4602f195 JH |
5567 | /* pw_shell is tainted because user himself can diddle with it. */ |
5568 | SvTAINTED_on(sv); | |
1883634f | 5569 | # endif |
6ee623d5 | 5570 | |
1883634f | 5571 | # ifdef PWEXPIRE |
6b88bc9c | 5572 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5573 | sv_setiv(sv, (IV)pwent->pw_expire); |
1883634f | 5574 | # endif |
a0d0e21e LW |
5575 | } |
5576 | RETURN; | |
5577 | #else | |
cea2e8a9 | 5578 | DIE(aTHX_ PL_no_func, "getpwent"); |
a0d0e21e LW |
5579 | #endif |
5580 | } | |
5581 | ||
5582 | PP(pp_spwent) | |
5583 | { | |
d493b042 | 5584 | #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) |
9cad6237 | 5585 | dSP; |
a0d0e21e LW |
5586 | setpwent(); |
5587 | RETPUSHYES; | |
5588 | #else | |
cea2e8a9 | 5589 | DIE(aTHX_ PL_no_func, "setpwent"); |
a0d0e21e LW |
5590 | #endif |
5591 | } | |
5592 | ||
5593 | PP(pp_epwent) | |
5594 | { | |
28e8609d | 5595 | #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) |
9cad6237 | 5596 | dSP; |
a0d0e21e LW |
5597 | endpwent(); |
5598 | RETPUSHYES; | |
5599 | #else | |
cea2e8a9 | 5600 | DIE(aTHX_ PL_no_func, "endpwent"); |
a0d0e21e LW |
5601 | #endif |
5602 | } | |
5603 | ||
5604 | PP(pp_ggrnam) | |
5605 | { | |
5606 | #ifdef HAS_GROUP | |
cea2e8a9 | 5607 | return pp_ggrent(); |
a0d0e21e | 5608 | #else |
cea2e8a9 | 5609 | DIE(aTHX_ PL_no_func, "getgrnam"); |
a0d0e21e LW |
5610 | #endif |
5611 | } | |
5612 | ||
5613 | PP(pp_ggrgid) | |
5614 | { | |
5615 | #ifdef HAS_GROUP | |
cea2e8a9 | 5616 | return pp_ggrent(); |
a0d0e21e | 5617 | #else |
cea2e8a9 | 5618 | DIE(aTHX_ PL_no_func, "getgrgid"); |
a0d0e21e LW |
5619 | #endif |
5620 | } | |
5621 | ||
5622 | PP(pp_ggrent) | |
5623 | { | |
0994c4d0 | 5624 | #ifdef HAS_GROUP |
9cad6237 | 5625 | dSP; |
533c011a | 5626 | I32 which = PL_op->op_type; |
a0d0e21e LW |
5627 | register char **elem; |
5628 | register SV *sv; | |
5629 | struct group *grent; | |
5630 | ||
edd309b7 JH |
5631 | if (which == OP_GGRNAM) { |
5632 | char* name = POPpbytex; | |
5633 | grent = (struct group *)getgrnam(name); | |
5634 | } | |
5635 | else if (which == OP_GGRGID) { | |
5636 | Gid_t gid = POPi; | |
5637 | grent = (struct group *)getgrgid(gid); | |
5638 | } | |
a0d0e21e | 5639 | else |
0994c4d0 | 5640 | #ifdef HAS_GETGRENT |
a0d0e21e | 5641 | grent = (struct group *)getgrent(); |
0994c4d0 JH |
5642 | #else |
5643 | DIE(aTHX_ PL_no_func, "getgrent"); | |
5644 | #endif | |
a0d0e21e LW |
5645 | |
5646 | EXTEND(SP, 4); | |
5647 | if (GIMME != G_ARRAY) { | |
5648 | PUSHs(sv = sv_newmortal()); | |
5649 | if (grent) { | |
5650 | if (which == OP_GGRNAM) | |
1e422769 | 5651 | sv_setiv(sv, (IV)grent->gr_gid); |
a0d0e21e LW |
5652 | else |
5653 | sv_setpv(sv, grent->gr_name); | |
5654 | } | |
5655 | RETURN; | |
5656 | } | |
5657 | ||
5658 | if (grent) { | |
3280af22 | 5659 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e | 5660 | sv_setpv(sv, grent->gr_name); |
28e8609d | 5661 | |
3280af22 | 5662 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
28e8609d | 5663 | #ifdef GRPASSWD |
a0d0e21e | 5664 | sv_setpv(sv, grent->gr_passwd); |
28e8609d JH |
5665 | #endif |
5666 | ||
3280af22 | 5667 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
1e422769 | 5668 | sv_setiv(sv, (IV)grent->gr_gid); |
28e8609d | 5669 | |
5b56e7c5 | 5670 | #if !(defined(_CRAYMPP) && defined(USE_REENTRANT_API)) |
3280af22 | 5671 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
3d7e8424 JH |
5672 | /* In UNICOS/mk (_CRAYMPP) the multithreading |
5673 | * versions (getgrnam_r, getgrgid_r) | |
5674 | * seem to return an illegal pointer | |
5675 | * as the group members list, gr_mem. | |
5676 | * getgrent() doesn't even have a _r version | |
5677 | * but the gr_mem is poisonous anyway. | |
5678 | * So yes, you cannot get the list of group | |
5679 | * members if building multithreaded in UNICOS/mk. */ | |
c90c0ff4 | 5680 | for (elem = grent->gr_mem; elem && *elem; elem++) { |
a0d0e21e LW |
5681 | sv_catpv(sv, *elem); |
5682 | if (elem[1]) | |
5683 | sv_catpvn(sv, " ", 1); | |
5684 | } | |
3d7e8424 | 5685 | #endif |
a0d0e21e LW |
5686 | } |
5687 | ||
5688 | RETURN; | |
5689 | #else | |
cea2e8a9 | 5690 | DIE(aTHX_ PL_no_func, "getgrent"); |
a0d0e21e LW |
5691 | #endif |
5692 | } | |
5693 | ||
5694 | PP(pp_sgrent) | |
5695 | { | |
28e8609d | 5696 | #if defined(HAS_GROUP) && defined(HAS_SETGRENT) |
9cad6237 | 5697 | dSP; |
a0d0e21e LW |
5698 | setgrent(); |
5699 | RETPUSHYES; | |
5700 | #else | |
cea2e8a9 | 5701 | DIE(aTHX_ PL_no_func, "setgrent"); |
a0d0e21e LW |
5702 | #endif |
5703 | } | |
5704 | ||
5705 | PP(pp_egrent) | |
5706 | { | |
28e8609d | 5707 | #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) |
9cad6237 | 5708 | dSP; |
a0d0e21e LW |
5709 | endgrent(); |
5710 | RETPUSHYES; | |
5711 | #else | |
cea2e8a9 | 5712 | DIE(aTHX_ PL_no_func, "endgrent"); |
a0d0e21e LW |
5713 | #endif |
5714 | } | |
5715 | ||
5716 | PP(pp_getlogin) | |
5717 | { | |
a0d0e21e | 5718 | #ifdef HAS_GETLOGIN |
9cad6237 | 5719 | dSP; dTARGET; |
a0d0e21e LW |
5720 | char *tmps; |
5721 | EXTEND(SP, 1); | |
76e3520e | 5722 | if (!(tmps = PerlProc_getlogin())) |
a0d0e21e LW |
5723 | RETPUSHUNDEF; |
5724 | PUSHp(tmps, strlen(tmps)); | |
5725 | RETURN; | |
5726 | #else | |
cea2e8a9 | 5727 | DIE(aTHX_ PL_no_func, "getlogin"); |
a0d0e21e LW |
5728 | #endif |
5729 | } | |
5730 | ||
5731 | /* Miscellaneous. */ | |
5732 | ||
5733 | PP(pp_syscall) | |
5734 | { | |
d2719217 | 5735 | #ifdef HAS_SYSCALL |
39644a26 | 5736 | dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
5737 | register I32 items = SP - MARK; |
5738 | unsigned long a[20]; | |
5739 | register I32 i = 0; | |
5740 | I32 retval = -1; | |
5741 | ||
3280af22 | 5742 | if (PL_tainting) { |
a0d0e21e | 5743 | while (++MARK <= SP) { |
bbce6d69 | 5744 | if (SvTAINTED(*MARK)) { |
5745 | TAINT; | |
5746 | break; | |
5747 | } | |
a0d0e21e LW |
5748 | } |
5749 | MARK = ORIGMARK; | |
5750 | TAINT_PROPER("syscall"); | |
5751 | } | |
5752 | ||
5753 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
5754 | * or where sizeof(long) != sizeof(char*). But such machines will | |
5755 | * not likely have syscall implemented either, so who cares? | |
5756 | */ | |
5757 | while (++MARK <= SP) { | |
5758 | if (SvNIOK(*MARK) || !i) | |
5759 | a[i++] = SvIV(*MARK); | |
3280af22 | 5760 | else if (*MARK == &PL_sv_undef) |
748a9306 | 5761 | a[i++] = 0; |
301e8125 | 5762 | else |
8b6b16e7 | 5763 | a[i++] = (unsigned long)SvPV_force_nolen(*MARK); |
a0d0e21e LW |
5764 | if (i > 15) |
5765 | break; | |
5766 | } | |
5767 | switch (items) { | |
5768 | default: | |
cea2e8a9 | 5769 | DIE(aTHX_ "Too many args to syscall"); |
a0d0e21e | 5770 | case 0: |
cea2e8a9 | 5771 | DIE(aTHX_ "Too few args to syscall"); |
a0d0e21e LW |
5772 | case 1: |
5773 | retval = syscall(a[0]); | |
5774 | break; | |
5775 | case 2: | |
5776 | retval = syscall(a[0],a[1]); | |
5777 | break; | |
5778 | case 3: | |
5779 | retval = syscall(a[0],a[1],a[2]); | |
5780 | break; | |
5781 | case 4: | |
5782 | retval = syscall(a[0],a[1],a[2],a[3]); | |
5783 | break; | |
5784 | case 5: | |
5785 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
5786 | break; | |
5787 | case 6: | |
5788 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
5789 | break; | |
5790 | case 7: | |
5791 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
5792 | break; | |
5793 | case 8: | |
5794 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
5795 | break; | |
5796 | #ifdef atarist | |
5797 | case 9: | |
5798 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
5799 | break; | |
5800 | case 10: | |
5801 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
5802 | break; | |
5803 | case 11: | |
5804 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5805 | a[10]); | |
5806 | break; | |
5807 | case 12: | |
5808 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5809 | a[10],a[11]); | |
5810 | break; | |
5811 | case 13: | |
5812 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5813 | a[10],a[11],a[12]); | |
5814 | break; | |
5815 | case 14: | |
5816 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
5817 | a[10],a[11],a[12],a[13]); | |
5818 | break; | |
5819 | #endif /* atarist */ | |
5820 | } | |
5821 | SP = ORIGMARK; | |
5822 | PUSHi(retval); | |
5823 | RETURN; | |
5824 | #else | |
cea2e8a9 | 5825 | DIE(aTHX_ PL_no_func, "syscall"); |
a0d0e21e LW |
5826 | #endif |
5827 | } | |
5828 | ||
ff68c719 | 5829 | #ifdef FCNTL_EMULATE_FLOCK |
301e8125 | 5830 | |
ff68c719 | 5831 | /* XXX Emulate flock() with fcntl(). |
5832 | What's really needed is a good file locking module. | |
5833 | */ | |
5834 | ||
cea2e8a9 GS |
5835 | static int |
5836 | fcntl_emulate_flock(int fd, int operation) | |
ff68c719 | 5837 | { |
5838 | struct flock flock; | |
301e8125 | 5839 | |
ff68c719 | 5840 | switch (operation & ~LOCK_NB) { |
5841 | case LOCK_SH: | |
5842 | flock.l_type = F_RDLCK; | |
5843 | break; | |
5844 | case LOCK_EX: | |
5845 | flock.l_type = F_WRLCK; | |
5846 | break; | |
5847 | case LOCK_UN: | |
5848 | flock.l_type = F_UNLCK; | |
5849 | break; | |
5850 | default: | |
5851 | errno = EINVAL; | |
5852 | return -1; | |
5853 | } | |
5854 | flock.l_whence = SEEK_SET; | |
d9b3e12d | 5855 | flock.l_start = flock.l_len = (Off_t)0; |
301e8125 | 5856 | |
ff68c719 | 5857 | return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); |
5858 | } | |
5859 | ||
5860 | #endif /* FCNTL_EMULATE_FLOCK */ | |
5861 | ||
5862 | #ifdef LOCKF_EMULATE_FLOCK | |
16d20bd9 AD |
5863 | |
5864 | /* XXX Emulate flock() with lockf(). This is just to increase | |
5865 | portability of scripts. The calls are not completely | |
5866 | interchangeable. What's really needed is a good file | |
5867 | locking module. | |
5868 | */ | |
5869 | ||
76c32331 | 5870 | /* The lockf() constants might have been defined in <unistd.h>. |
5871 | Unfortunately, <unistd.h> causes troubles on some mixed | |
5872 | (BSD/POSIX) systems, such as SunOS 4.1.3. | |
16d20bd9 AD |
5873 | |
5874 | Further, the lockf() constants aren't POSIX, so they might not be | |
5875 | visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll | |
5876 | just stick in the SVID values and be done with it. Sigh. | |
5877 | */ | |
5878 | ||
5879 | # ifndef F_ULOCK | |
5880 | # define F_ULOCK 0 /* Unlock a previously locked region */ | |
5881 | # endif | |
5882 | # ifndef F_LOCK | |
5883 | # define F_LOCK 1 /* Lock a region for exclusive use */ | |
5884 | # endif | |
5885 | # ifndef F_TLOCK | |
5886 | # define F_TLOCK 2 /* Test and lock a region for exclusive use */ | |
5887 | # endif | |
5888 | # ifndef F_TEST | |
5889 | # define F_TEST 3 /* Test a region for other processes locks */ | |
5890 | # endif | |
5891 | ||
cea2e8a9 GS |
5892 | static int |
5893 | lockf_emulate_flock(int fd, int operation) | |
16d20bd9 AD |
5894 | { |
5895 | int i; | |
84902520 TB |
5896 | int save_errno; |
5897 | Off_t pos; | |
5898 | ||
5899 | /* flock locks entire file so for lockf we need to do the same */ | |
5900 | save_errno = errno; | |
6ad3d225 | 5901 | pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ |
84902520 | 5902 | if (pos > 0) /* is seekable and needs to be repositioned */ |
6ad3d225 | 5903 | if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) |
08b714dd | 5904 | pos = -1; /* seek failed, so don't seek back afterwards */ |
84902520 TB |
5905 | errno = save_errno; |
5906 | ||
16d20bd9 AD |
5907 | switch (operation) { |
5908 | ||
5909 | /* LOCK_SH - get a shared lock */ | |
5910 | case LOCK_SH: | |
5911 | /* LOCK_EX - get an exclusive lock */ | |
5912 | case LOCK_EX: | |
5913 | i = lockf (fd, F_LOCK, 0); | |
5914 | break; | |
5915 | ||
5916 | /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */ | |
5917 | case LOCK_SH|LOCK_NB: | |
5918 | /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */ | |
5919 | case LOCK_EX|LOCK_NB: | |
5920 | i = lockf (fd, F_TLOCK, 0); | |
5921 | if (i == -1) | |
5922 | if ((errno == EAGAIN) || (errno == EACCES)) | |
5923 | errno = EWOULDBLOCK; | |
5924 | break; | |
5925 | ||
ff68c719 | 5926 | /* LOCK_UN - unlock (non-blocking is a no-op) */ |
16d20bd9 | 5927 | case LOCK_UN: |
ff68c719 | 5928 | case LOCK_UN|LOCK_NB: |
16d20bd9 AD |
5929 | i = lockf (fd, F_ULOCK, 0); |
5930 | break; | |
5931 | ||
5932 | /* Default - can't decipher operation */ | |
5933 | default: | |
5934 | i = -1; | |
5935 | errno = EINVAL; | |
5936 | break; | |
5937 | } | |
84902520 TB |
5938 | |
5939 | if (pos > 0) /* need to restore position of the handle */ | |
6ad3d225 | 5940 | PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */ |
84902520 | 5941 | |
16d20bd9 AD |
5942 | return (i); |
5943 | } | |
ff68c719 | 5944 | |
5945 | #endif /* LOCKF_EMULATE_FLOCK */ | |
241d1a3b NC |
5946 | |
5947 | /* | |
5948 | * Local variables: | |
5949 | * c-indentation-style: bsd | |
5950 | * c-basic-offset: 4 | |
5951 | * indent-tabs-mode: t | |
5952 | * End: | |
5953 | * | |
37442d52 RGS |
5954 | * ex: set ts=8 sts=4 sw=4 noet: |
5955 | */ |