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 PP |
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 JH |
89 | #elif defined (VMS) && defined (my_getpwent) |
90 | struct passwd *Perl_my_getpwent (void); | |
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 PP |
111 | # include <sys/utime.h> |
112 | # else | |
113 | # include <utime.h> | |
114 | # endif | |
a0d0e21e | 115 | #endif |
a0d0e21e | 116 | |
cbdc8872 | 117 | #ifdef HAS_CHSIZE |
cd52b7b2 PP |
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 PP |
128 | #endif |
129 | ||
ff68c719 PP |
130 | #ifdef HAS_FLOCK |
131 | # define FLOCK flock | |
132 | #else /* no flock() */ | |
133 | ||
36477c24 PP |
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 PP |
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 PP |
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 | ||
204 | /* F_OK unused: if stat() cannot find it... */ | |
205 | ||
206 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) && defined(EFF_ONLY_OK) && !defined(NO_EFF_ONLY_OK) | |
c955f117 | 207 | /* Digital UNIX (when the EFF_ONLY_OK gets fixed), UnixWare */ |
5ff3f7a4 GS |
208 | # define PERL_EFF_ACCESS_R_OK(p) (access((p), R_OK | EFF_ONLY_OK)) |
209 | # define PERL_EFF_ACCESS_W_OK(p) (access((p), W_OK | EFF_ONLY_OK)) | |
210 | # define PERL_EFF_ACCESS_X_OK(p) (access((p), X_OK | EFF_ONLY_OK)) | |
211 | #endif | |
212 | ||
213 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_EACCESS) | |
3813c136 | 214 | # ifdef I_SYS_SECURITY |
5ff3f7a4 GS |
215 | # include <sys/security.h> |
216 | # endif | |
c955f117 JH |
217 | # ifdef ACC_SELF |
218 | /* HP SecureWare */ | |
219 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK, ACC_SELF)) | |
220 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK, ACC_SELF)) | |
221 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK, ACC_SELF)) | |
222 | # else | |
223 | /* SCO */ | |
224 | # define PERL_EFF_ACCESS_R_OK(p) (eaccess((p), R_OK)) | |
225 | # define PERL_EFF_ACCESS_W_OK(p) (eaccess((p), W_OK)) | |
226 | # define PERL_EFF_ACCESS_X_OK(p) (eaccess((p), X_OK)) | |
227 | # endif | |
5ff3f7a4 GS |
228 | #endif |
229 | ||
230 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESSX) && defined(ACC_SELF) | |
c955f117 | 231 | /* AIX */ |
5ff3f7a4 GS |
232 | # define PERL_EFF_ACCESS_R_OK(p) (accessx((p), R_OK, ACC_SELF)) |
233 | # define PERL_EFF_ACCESS_W_OK(p) (accessx((p), W_OK, ACC_SELF)) | |
234 | # define PERL_EFF_ACCESS_X_OK(p) (accessx((p), X_OK, ACC_SELF)) | |
235 | #endif | |
236 | ||
327c3667 GS |
237 | #if !defined(PERL_EFF_ACCESS_R_OK) && defined(HAS_ACCESS) \ |
238 | && (defined(HAS_SETREUID) || defined(HAS_SETRESUID) \ | |
239 | || defined(HAS_SETREGID) || defined(HAS_SETRESGID)) | |
5ff3f7a4 | 240 | /* The Hard Way. */ |
327c3667 | 241 | STATIC int |
7f4774ae | 242 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 243 | { |
5ff3f7a4 GS |
244 | Uid_t ruid = getuid(); |
245 | Uid_t euid = geteuid(); | |
246 | Gid_t rgid = getgid(); | |
247 | Gid_t egid = getegid(); | |
248 | int res; | |
249 | ||
146174a9 | 250 | LOCK_CRED_MUTEX; |
5ff3f7a4 | 251 | #if !defined(HAS_SETREUID) && !defined(HAS_SETRESUID) |
cea2e8a9 | 252 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
253 | #else |
254 | #ifdef HAS_SETREUID | |
255 | if (setreuid(euid, ruid)) | |
256 | #else | |
257 | #ifdef HAS_SETRESUID | |
258 | if (setresuid(euid, ruid, (Uid_t)-1)) | |
259 | #endif | |
260 | #endif | |
cea2e8a9 | 261 | Perl_croak(aTHX_ "entering effective uid failed"); |
5ff3f7a4 GS |
262 | #endif |
263 | ||
264 | #if !defined(HAS_SETREGID) && !defined(HAS_SETRESGID) | |
cea2e8a9 | 265 | Perl_croak(aTHX_ "switching effective gid is not implemented"); |
5ff3f7a4 GS |
266 | #else |
267 | #ifdef HAS_SETREGID | |
268 | if (setregid(egid, rgid)) | |
269 | #else | |
270 | #ifdef HAS_SETRESGID | |
271 | if (setresgid(egid, rgid, (Gid_t)-1)) | |
272 | #endif | |
273 | #endif | |
cea2e8a9 | 274 | Perl_croak(aTHX_ "entering effective gid failed"); |
5ff3f7a4 GS |
275 | #endif |
276 | ||
277 | res = access(path, mode); | |
278 | ||
279 | #ifdef HAS_SETREUID | |
280 | if (setreuid(ruid, euid)) | |
281 | #else | |
282 | #ifdef HAS_SETRESUID | |
283 | if (setresuid(ruid, euid, (Uid_t)-1)) | |
284 | #endif | |
285 | #endif | |
cea2e8a9 | 286 | Perl_croak(aTHX_ "leaving effective uid failed"); |
5ff3f7a4 GS |
287 | |
288 | #ifdef HAS_SETREGID | |
289 | if (setregid(rgid, egid)) | |
290 | #else | |
291 | #ifdef HAS_SETRESGID | |
292 | if (setresgid(rgid, egid, (Gid_t)-1)) | |
293 | #endif | |
294 | #endif | |
cea2e8a9 | 295 | Perl_croak(aTHX_ "leaving effective gid failed"); |
146174a9 | 296 | UNLOCK_CRED_MUTEX; |
5ff3f7a4 GS |
297 | |
298 | return res; | |
299 | } | |
300 | # define PERL_EFF_ACCESS_R_OK(p) (emulate_eaccess((p), R_OK)) | |
301 | # define PERL_EFF_ACCESS_W_OK(p) (emulate_eaccess((p), W_OK)) | |
302 | # define PERL_EFF_ACCESS_X_OK(p) (emulate_eaccess((p), X_OK)) | |
303 | #endif | |
304 | ||
305 | #if !defined(PERL_EFF_ACCESS_R_OK) | |
76ffd3b9 IZ |
306 | /* With it or without it: anyway you get a warning: either that |
307 | it is unused, or it is declared static and never defined. | |
308 | */ | |
327c3667 | 309 | STATIC int |
7f4774ae | 310 | S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) |
ba106d47 | 311 | { |
5d7488b2 AL |
312 | (void)path; |
313 | (void)mode; | |
cea2e8a9 | 314 | Perl_croak(aTHX_ "switching effective uid is not implemented"); |
5ff3f7a4 GS |
315 | /*NOTREACHED*/ |
316 | return -1; | |
317 | } | |
318 | #endif | |
319 | ||
a0d0e21e LW |
320 | PP(pp_backtick) |
321 | { | |
39644a26 | 322 | dSP; dTARGET; |
760ac839 | 323 | PerlIO *fp; |
2d8e6c8d GS |
324 | STRLEN n_a; |
325 | char *tmps = POPpx; | |
f54cb97a | 326 | const I32 gimme = GIMME_V; |
e1ec3a88 | 327 | const char *mode = "r"; |
54310121 | 328 | |
a0d0e21e | 329 | TAINT_PROPER("``"); |
16fe6d59 GS |
330 | if (PL_op->op_private & OPpOPEN_IN_RAW) |
331 | mode = "rb"; | |
332 | else if (PL_op->op_private & OPpOPEN_IN_CRLF) | |
333 | mode = "rt"; | |
dd374669 | 334 | fp = PerlProc_popen(tmps, (char *)mode); |
a0d0e21e | 335 | if (fp) { |
e1ec3a88 | 336 | const char *type = NULL; |
ac27b0f5 NIS |
337 | if (PL_curcop->cop_io) { |
338 | type = SvPV_nolen(PL_curcop->cop_io); | |
339 | } | |
ac27b0f5 NIS |
340 | if (type && *type) |
341 | PerlIO_apply_layers(aTHX_ fp,mode,type); | |
342 | ||
54310121 | 343 | if (gimme == G_VOID) { |
96827780 MB |
344 | char tmpbuf[256]; |
345 | while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) | |
54310121 PP |
346 | /*SUPPRESS 530*/ |
347 | ; | |
348 | } | |
349 | else if (gimme == G_SCALAR) { | |
75af1a9c DM |
350 | ENTER; |
351 | SAVESPTR(PL_rs); | |
fa326138 | 352 | PL_rs = &PL_sv_undef; |
c69006e4 | 353 | sv_setpvn(TARG, "", 0); /* note that this preserves previous buffer */ |
a0d0e21e LW |
354 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) |
355 | /*SUPPRESS 530*/ | |
356 | ; | |
75af1a9c | 357 | LEAVE; |
a0d0e21e | 358 | XPUSHs(TARG); |
aa689395 | 359 | SvTAINTED_on(TARG); |
a0d0e21e LW |
360 | } |
361 | else { | |
362 | SV *sv; | |
363 | ||
364 | for (;;) { | |
8d6dde3e | 365 | sv = NEWSV(56, 79); |
a0d0e21e LW |
366 | if (sv_gets(sv, fp, 0) == Nullch) { |
367 | SvREFCNT_dec(sv); | |
368 | break; | |
369 | } | |
370 | XPUSHs(sv_2mortal(sv)); | |
371 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
1da4ca5f | 372 | SvPV_shrink_to_cur(sv); |
a0d0e21e | 373 | } |
aa689395 | 374 | SvTAINTED_on(sv); |
a0d0e21e LW |
375 | } |
376 | } | |
6ad3d225 | 377 | STATUS_NATIVE_SET(PerlProc_pclose(fp)); |
aa689395 | 378 | TAINT; /* "I believe that this is not gratuitous!" */ |
a0d0e21e LW |
379 | } |
380 | else { | |
f86702cc | 381 | STATUS_NATIVE_SET(-1); |
54310121 | 382 | if (gimme == G_SCALAR) |
a0d0e21e LW |
383 | RETPUSHUNDEF; |
384 | } | |
385 | ||
386 | RETURN; | |
387 | } | |
388 | ||
389 | PP(pp_glob) | |
390 | { | |
27da23d5 | 391 | dVAR; |
a0d0e21e | 392 | OP *result; |
f5284f61 IZ |
393 | tryAMAGICunTARGET(iter, -1); |
394 | ||
71686f12 GS |
395 | /* Note that we only ever get here if File::Glob fails to load |
396 | * without at the same time croaking, for some reason, or if | |
397 | * perl was built with PERL_EXTERNAL_GLOB */ | |
398 | ||
a0d0e21e | 399 | ENTER; |
a0d0e21e | 400 | |
c90c0ff4 | 401 | #ifndef VMS |
3280af22 | 402 | if (PL_tainting) { |
7bac28a0 PP |
403 | /* |
404 | * The external globbing program may use things we can't control, | |
405 | * so for security reasons we must assume the worst. | |
406 | */ | |
407 | TAINT; | |
22c35a8c | 408 | taint_proper(PL_no_security, "glob"); |
7bac28a0 | 409 | } |
c90c0ff4 | 410 | #endif /* !VMS */ |
7bac28a0 | 411 | |
3280af22 NIS |
412 | SAVESPTR(PL_last_in_gv); /* We don't want this to be permanent. */ |
413 | PL_last_in_gv = (GV*)*PL_stack_sp--; | |
a0d0e21e | 414 | |
3280af22 | 415 | SAVESPTR(PL_rs); /* This is not permanent, either. */ |
79cb57f6 | 416 | PL_rs = sv_2mortal(newSVpvn("\000", 1)); |
c07a80fd PP |
417 | #ifndef DOSISH |
418 | #ifndef CSH | |
6b88bc9c | 419 | *SvPVX(PL_rs) = '\n'; |
a0d0e21e | 420 | #endif /* !CSH */ |
55497cff | 421 | #endif /* !DOSISH */ |
c07a80fd | 422 | |
a0d0e21e LW |
423 | result = do_readline(); |
424 | LEAVE; | |
425 | return result; | |
426 | } | |
427 | ||
a0d0e21e LW |
428 | PP(pp_rcatline) |
429 | { | |
146174a9 | 430 | PL_last_in_gv = cGVOP_gv; |
a0d0e21e LW |
431 | return do_readline(); |
432 | } | |
433 | ||
434 | PP(pp_warn) | |
435 | { | |
39644a26 | 436 | dSP; dMARK; |
06bf62c7 | 437 | SV *tmpsv; |
e1ec3a88 | 438 | const char *tmps; |
06bf62c7 | 439 | STRLEN len; |
a0d0e21e LW |
440 | if (SP - MARK != 1) { |
441 | dTARGET; | |
3280af22 | 442 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 | 443 | tmpsv = TARG; |
a0d0e21e LW |
444 | SP = MARK + 1; |
445 | } | |
446 | else { | |
06bf62c7 | 447 | tmpsv = TOPs; |
a0d0e21e | 448 | } |
06bf62c7 | 449 | tmps = SvPV(tmpsv, len); |
7b102d90 | 450 | if ((!tmps || !len) && PL_errgv) { |
4e6ea2c3 GS |
451 | SV *error = ERRSV; |
452 | (void)SvUPGRADE(error, SVt_PV); | |
453 | if (SvPOK(error) && SvCUR(error)) | |
454 | sv_catpv(error, "\t...caught"); | |
06bf62c7 GS |
455 | tmpsv = error; |
456 | tmps = SvPV(tmpsv, len); | |
a0d0e21e | 457 | } |
06bf62c7 GS |
458 | if (!tmps || !len) |
459 | tmpsv = sv_2mortal(newSVpvn("Warning: something's wrong", 26)); | |
460 | ||
cb50131a | 461 | Perl_warn(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
462 | RETSETYES; |
463 | } | |
464 | ||
465 | PP(pp_die) | |
466 | { | |
39644a26 | 467 | dSP; dMARK; |
e1ec3a88 | 468 | const char *tmps; |
06bf62c7 GS |
469 | SV *tmpsv; |
470 | STRLEN len; | |
471 | bool multiarg = 0; | |
96e176bf CL |
472 | #ifdef VMS |
473 | VMSISH_HUSHED = VMSISH_HUSHED || (PL_op->op_private & OPpHUSH_VMSISH); | |
474 | #endif | |
a0d0e21e LW |
475 | if (SP - MARK != 1) { |
476 | dTARGET; | |
3280af22 | 477 | do_join(TARG, &PL_sv_no, MARK, SP); |
06bf62c7 GS |
478 | tmpsv = TARG; |
479 | tmps = SvPV(tmpsv, len); | |
480 | multiarg = 1; | |
a0d0e21e LW |
481 | SP = MARK + 1; |
482 | } | |
483 | else { | |
4e6ea2c3 | 484 | tmpsv = TOPs; |
bf12611a | 485 | tmps = SvROK(tmpsv) ? Nullch : SvPV(tmpsv, len); |
a0d0e21e | 486 | } |
06bf62c7 | 487 | if (!tmps || !len) { |
4e6ea2c3 GS |
488 | SV *error = ERRSV; |
489 | (void)SvUPGRADE(error, SVt_PV); | |
06bf62c7 GS |
490 | if (multiarg ? SvROK(error) : SvROK(tmpsv)) { |
491 | if (!multiarg) | |
4e6ea2c3 | 492 | SvSetSV(error,tmpsv); |
06bf62c7 | 493 | else if (sv_isobject(error)) { |
05423cc9 GS |
494 | HV *stash = SvSTASH(SvRV(error)); |
495 | GV *gv = gv_fetchmethod(stash, "PROPAGATE"); | |
496 | if (gv) { | |
146174a9 | 497 | SV *file = sv_2mortal(newSVpv(CopFILE(PL_curcop),0)); |
b448e4fe | 498 | SV *line = sv_2mortal(newSVuv(CopLINE(PL_curcop))); |
05423cc9 GS |
499 | EXTEND(SP, 3); |
500 | PUSHMARK(SP); | |
501 | PUSHs(error); | |
502 | PUSHs(file); | |
503 | PUSHs(line); | |
504 | PUTBACK; | |
864dbfa3 GS |
505 | call_sv((SV*)GvCV(gv), |
506 | G_SCALAR|G_EVAL|G_KEEPERR); | |
3280af22 | 507 | sv_setsv(error,*PL_stack_sp--); |
05423cc9 GS |
508 | } |
509 | } | |
5df617be | 510 | DIE_NULL; |
4e6ea2c3 GS |
511 | } |
512 | else { | |
513 | if (SvPOK(error) && SvCUR(error)) | |
514 | sv_catpv(error, "\t...propagated"); | |
06bf62c7 GS |
515 | tmpsv = error; |
516 | tmps = SvPV(tmpsv, len); | |
4e6ea2c3 | 517 | } |
a0d0e21e | 518 | } |
06bf62c7 GS |
519 | if (!tmps || !len) |
520 | tmpsv = sv_2mortal(newSVpvn("Died", 4)); | |
521 | ||
cb50131a | 522 | DIE(aTHX_ "%"SVf, tmpsv); |
a0d0e21e LW |
523 | } |
524 | ||
525 | /* I/O. */ | |
526 | ||
527 | PP(pp_open) | |
528 | { | |
27da23d5 | 529 | dVAR; dSP; |
a567e93b NIS |
530 | dMARK; dORIGMARK; |
531 | dTARGET; | |
a0d0e21e LW |
532 | GV *gv; |
533 | SV *sv; | |
5b468f54 | 534 | IO *io; |
a0d0e21e LW |
535 | char *tmps; |
536 | STRLEN len; | |
4592e6ca | 537 | MAGIC *mg; |
a567e93b | 538 | bool ok; |
a0d0e21e | 539 | |
a567e93b | 540 | gv = (GV *)*++MARK; |
5f05dabc | 541 | if (!isGV(gv)) |
cea2e8a9 | 542 | DIE(aTHX_ PL_no_usym, "filehandle"); |
5b468f54 | 543 | if ((io = GvIOp(gv))) |
36477c24 | 544 | IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; |
853846ea | 545 | |
5b468f54 | 546 | if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { |
a567e93b NIS |
547 | /* Method's args are same as ours ... */ |
548 | /* ... except handle is replaced by the object */ | |
5b468f54 | 549 | *MARK-- = SvTIED_obj((SV*)io, mg); |
a567e93b | 550 | PUSHMARK(MARK); |
4592e6ca NIS |
551 | PUTBACK; |
552 | ENTER; | |
864dbfa3 | 553 | call_method("OPEN", G_SCALAR); |
4592e6ca NIS |
554 | LEAVE; |
555 | SPAGAIN; | |
556 | RETURN; | |
557 | } | |
558 | ||
a567e93b NIS |
559 | if (MARK < SP) { |
560 | sv = *++MARK; | |
561 | } | |
562 | else { | |
563 | sv = GvSV(gv); | |
564 | } | |
565 | ||
a0d0e21e | 566 | tmps = SvPV(sv, len); |
a567e93b NIS |
567 | ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); |
568 | SP = ORIGMARK; | |
569 | if (ok) | |
3280af22 NIS |
570 | PUSHi( (I32)PL_forkprocess ); |
571 | else if (PL_forkprocess == 0) /* we are a new child */ | |
a0d0e21e LW |
572 | PUSHi(0); |
573 | else | |
574 | RETPUSHUNDEF; | |
575 | RETURN; | |
576 | } | |
577 | ||
578 | PP(pp_close) | |
579 | { | |
27da23d5 | 580 | dVAR; dSP; |
a0d0e21e | 581 | GV *gv; |
5b468f54 | 582 | IO *io; |
1d603a67 | 583 | MAGIC *mg; |
a0d0e21e LW |
584 | |
585 | if (MAXARG == 0) | |
3280af22 | 586 | gv = PL_defoutgv; |
a0d0e21e LW |
587 | else |
588 | gv = (GV*)POPs; | |
1d603a67 | 589 | |
5b468f54 AMS |
590 | if (gv && (io = GvIO(gv)) |
591 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
592 | { | |
1d603a67 | 593 | PUSHMARK(SP); |
5b468f54 | 594 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
1d603a67 GB |
595 | PUTBACK; |
596 | ENTER; | |
864dbfa3 | 597 | call_method("CLOSE", G_SCALAR); |
1d603a67 GB |
598 | LEAVE; |
599 | SPAGAIN; | |
600 | RETURN; | |
601 | } | |
a0d0e21e | 602 | EXTEND(SP, 1); |
54310121 | 603 | PUSHs(boolSV(do_close(gv, TRUE))); |
a0d0e21e LW |
604 | RETURN; |
605 | } | |
606 | ||
607 | PP(pp_pipe_op) | |
608 | { | |
a0d0e21e | 609 | #ifdef HAS_PIPE |
9cad6237 | 610 | dSP; |
a0d0e21e LW |
611 | GV *rgv; |
612 | GV *wgv; | |
613 | register IO *rstio; | |
614 | register IO *wstio; | |
615 | int fd[2]; | |
616 | ||
617 | wgv = (GV*)POPs; | |
618 | rgv = (GV*)POPs; | |
619 | ||
620 | if (!rgv || !wgv) | |
621 | goto badexit; | |
622 | ||
4633a7c4 | 623 | if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV) |
cea2e8a9 | 624 | DIE(aTHX_ PL_no_usym, "filehandle"); |
a0d0e21e LW |
625 | rstio = GvIOn(rgv); |
626 | wstio = GvIOn(wgv); | |
627 | ||
628 | if (IoIFP(rstio)) | |
629 | do_close(rgv, FALSE); | |
630 | if (IoIFP(wstio)) | |
631 | do_close(wgv, FALSE); | |
632 | ||
6ad3d225 | 633 | if (PerlProc_pipe(fd) < 0) |
a0d0e21e LW |
634 | goto badexit; |
635 | ||
460c8493 IZ |
636 | IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"PIPE_OPEN_MODE); |
637 | IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"PIPE_OPEN_MODE); | |
b5ac89c3 | 638 | IoOFP(rstio) = IoIFP(rstio); |
a0d0e21e | 639 | IoIFP(wstio) = IoOFP(wstio); |
50952442 JH |
640 | IoTYPE(rstio) = IoTYPE_RDONLY; |
641 | IoTYPE(wstio) = IoTYPE_WRONLY; | |
a0d0e21e LW |
642 | |
643 | if (!IoIFP(rstio) || !IoOFP(wstio)) { | |
760ac839 | 644 | if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); |
6ad3d225 | 645 | else PerlLIO_close(fd[0]); |
760ac839 | 646 | if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio)); |
6ad3d225 | 647 | else PerlLIO_close(fd[1]); |
a0d0e21e LW |
648 | goto badexit; |
649 | } | |
4771b018 GS |
650 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
651 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
652 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
653 | #endif | |
a0d0e21e LW |
654 | RETPUSHYES; |
655 | ||
656 | badexit: | |
657 | RETPUSHUNDEF; | |
658 | #else | |
cea2e8a9 | 659 | DIE(aTHX_ PL_no_func, "pipe"); |
a0d0e21e LW |
660 | #endif |
661 | } | |
662 | ||
663 | PP(pp_fileno) | |
664 | { | |
27da23d5 | 665 | dVAR; dSP; dTARGET; |
a0d0e21e LW |
666 | GV *gv; |
667 | IO *io; | |
760ac839 | 668 | PerlIO *fp; |
4592e6ca NIS |
669 | MAGIC *mg; |
670 | ||
a0d0e21e LW |
671 | if (MAXARG < 1) |
672 | RETPUSHUNDEF; | |
673 | gv = (GV*)POPs; | |
4592e6ca | 674 | |
5b468f54 AMS |
675 | if (gv && (io = GvIO(gv)) |
676 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
677 | { | |
4592e6ca | 678 | PUSHMARK(SP); |
5b468f54 | 679 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
680 | PUTBACK; |
681 | ENTER; | |
864dbfa3 | 682 | call_method("FILENO", G_SCALAR); |
4592e6ca NIS |
683 | LEAVE; |
684 | SPAGAIN; | |
685 | RETURN; | |
686 | } | |
687 | ||
c289d2f7 JH |
688 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
689 | /* Can't do this because people seem to do things like | |
690 | defined(fileno($foo)) to check whether $foo is a valid fh. | |
691 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
692 | report_evil_fh(gv, io, PL_op->op_type); | |
693 | */ | |
a0d0e21e | 694 | RETPUSHUNDEF; |
c289d2f7 JH |
695 | } |
696 | ||
760ac839 | 697 | PUSHi(PerlIO_fileno(fp)); |
a0d0e21e LW |
698 | RETURN; |
699 | } | |
700 | ||
701 | PP(pp_umask) | |
702 | { | |
27da23d5 | 703 | dSP; |
d7e492a4 | 704 | #ifdef HAS_UMASK |
27da23d5 | 705 | dTARGET; |
761237fe | 706 | Mode_t anum; |
a0d0e21e | 707 | |
a0d0e21e | 708 | if (MAXARG < 1) { |
6ad3d225 GS |
709 | anum = PerlLIO_umask(0); |
710 | (void)PerlLIO_umask(anum); | |
a0d0e21e LW |
711 | } |
712 | else | |
6ad3d225 | 713 | anum = PerlLIO_umask(POPi); |
a0d0e21e LW |
714 | TAINT_PROPER("umask"); |
715 | XPUSHi(anum); | |
716 | #else | |
eec2d3df GS |
717 | /* Only DIE if trying to restrict permissions on `user' (self). |
718 | * Otherwise it's harmless and more useful to just return undef | |
719 | * since 'group' and 'other' concepts probably don't exist here. */ | |
720 | if (MAXARG >= 1 && (POPi & 0700)) | |
cea2e8a9 | 721 | DIE(aTHX_ "umask not implemented"); |
6b88bc9c | 722 | XPUSHs(&PL_sv_undef); |
a0d0e21e LW |
723 | #endif |
724 | RETURN; | |
725 | } | |
726 | ||
727 | PP(pp_binmode) | |
728 | { | |
27da23d5 | 729 | dVAR; dSP; |
a0d0e21e LW |
730 | GV *gv; |
731 | IO *io; | |
760ac839 | 732 | PerlIO *fp; |
4592e6ca | 733 | MAGIC *mg; |
16fe6d59 | 734 | SV *discp = Nullsv; |
a0d0e21e LW |
735 | |
736 | if (MAXARG < 1) | |
737 | RETPUSHUNDEF; | |
60382766 | 738 | if (MAXARG > 1) { |
16fe6d59 | 739 | discp = POPs; |
60382766 | 740 | } |
a0d0e21e | 741 | |
301e8125 | 742 | gv = (GV*)POPs; |
4592e6ca | 743 | |
5b468f54 AMS |
744 | if (gv && (io = GvIO(gv)) |
745 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
746 | { | |
4592e6ca | 747 | PUSHMARK(SP); |
5b468f54 | 748 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
16fe6d59 GS |
749 | if (discp) |
750 | XPUSHs(discp); | |
4592e6ca NIS |
751 | PUTBACK; |
752 | ENTER; | |
864dbfa3 | 753 | call_method("BINMODE", G_SCALAR); |
4592e6ca NIS |
754 | LEAVE; |
755 | SPAGAIN; | |
756 | RETURN; | |
757 | } | |
a0d0e21e LW |
758 | |
759 | EXTEND(SP, 1); | |
50f846a7 | 760 | if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { |
c289d2f7 JH |
761 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
762 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 763 | SETERRNO(EBADF,RMS_IFI); |
50f846a7 SC |
764 | RETPUSHUNDEF; |
765 | } | |
a0d0e21e | 766 | |
40d98b49 | 767 | PUTBACK; |
60382766 | 768 | if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), |
40d98b49 | 769 | (discp) ? SvPV_nolen(discp) : Nullch)) { |
38af81ff JH |
770 | if (IoOFP(io) && IoOFP(io) != IoIFP(io)) { |
771 | if (!PerlIO_binmode(aTHX_ IoOFP(io),IoTYPE(io), | |
772 | mode_from_discipline(discp), | |
773 | (discp) ? SvPV_nolen(discp) : Nullch)) { | |
774 | SPAGAIN; | |
775 | RETPUSHUNDEF; | |
776 | } | |
777 | } | |
40d98b49 | 778 | SPAGAIN; |
a0d0e21e | 779 | RETPUSHYES; |
40d98b49 JH |
780 | } |
781 | else { | |
782 | SPAGAIN; | |
a0d0e21e | 783 | RETPUSHUNDEF; |
40d98b49 | 784 | } |
a0d0e21e LW |
785 | } |
786 | ||
787 | PP(pp_tie) | |
788 | { | |
27da23d5 | 789 | dVAR; dSP; dMARK; |
a0d0e21e LW |
790 | SV *varsv; |
791 | HV* stash; | |
792 | GV *gv; | |
a0d0e21e | 793 | SV *sv; |
3280af22 | 794 | I32 markoff = MARK - PL_stack_base; |
e1ec3a88 | 795 | const char *methname; |
14befaf4 | 796 | int how = PERL_MAGIC_tied; |
e336de0d | 797 | U32 items; |
a0d0e21e | 798 | |
e336de0d | 799 | varsv = *++MARK; |
6b05c17a NIS |
800 | switch(SvTYPE(varsv)) { |
801 | case SVt_PVHV: | |
802 | methname = "TIEHASH"; | |
bfcb3514 | 803 | HvEITER_set((HV *)varsv, 0); |
6b05c17a NIS |
804 | break; |
805 | case SVt_PVAV: | |
806 | methname = "TIEARRAY"; | |
807 | break; | |
808 | case SVt_PVGV: | |
7fb37951 AMS |
809 | #ifdef GV_UNIQUE_CHECK |
810 | if (GvUNIQUE((GV*)varsv)) { | |
811 | Perl_croak(aTHX_ "Attempt to tie unique GV"); | |
5bd07a3d DM |
812 | } |
813 | #endif | |
6b05c17a | 814 | methname = "TIEHANDLE"; |
14befaf4 | 815 | how = PERL_MAGIC_tiedscalar; |
5b468f54 AMS |
816 | /* For tied filehandles, we apply tiedscalar magic to the IO |
817 | slot of the GP rather than the GV itself. AMS 20010812 */ | |
818 | if (!GvIOp(varsv)) | |
819 | GvIOp(varsv) = newIO(); | |
820 | varsv = (SV *)GvIOp(varsv); | |
6b05c17a NIS |
821 | break; |
822 | default: | |
823 | methname = "TIESCALAR"; | |
14befaf4 | 824 | how = PERL_MAGIC_tiedscalar; |
6b05c17a NIS |
825 | break; |
826 | } | |
e336de0d GS |
827 | items = SP - MARK++; |
828 | if (sv_isobject(*MARK)) { | |
6b05c17a | 829 | ENTER; |
e788e7d3 | 830 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 831 | PUSHMARK(SP); |
eb160463 | 832 | EXTEND(SP,(I32)items); |
e336de0d GS |
833 | while (items--) |
834 | PUSHs(*MARK++); | |
835 | PUTBACK; | |
864dbfa3 | 836 | call_method(methname, G_SCALAR); |
301e8125 | 837 | } |
6b05c17a | 838 | else { |
864dbfa3 | 839 | /* Not clear why we don't call call_method here too. |
6b05c17a NIS |
840 | * perhaps to get different error message ? |
841 | */ | |
e336de0d | 842 | stash = gv_stashsv(*MARK, FALSE); |
6b05c17a | 843 | if (!stash || !(gv = gv_fetchmethod(stash, methname))) { |
35c1215d NC |
844 | DIE(aTHX_ "Can't locate object method \"%s\" via package \"%"SVf"\"", |
845 | methname, *MARK); | |
6b05c17a NIS |
846 | } |
847 | ENTER; | |
e788e7d3 | 848 | PUSHSTACKi(PERLSI_MAGIC); |
e336de0d | 849 | PUSHMARK(SP); |
eb160463 | 850 | EXTEND(SP,(I32)items); |
e336de0d GS |
851 | while (items--) |
852 | PUSHs(*MARK++); | |
853 | PUTBACK; | |
864dbfa3 | 854 | call_sv((SV*)GvCV(gv), G_SCALAR); |
6b05c17a | 855 | } |
a0d0e21e LW |
856 | SPAGAIN; |
857 | ||
858 | sv = TOPs; | |
d3acc0f7 | 859 | POPSTACK; |
a0d0e21e | 860 | if (sv_isobject(sv)) { |
33c27489 | 861 | sv_unmagic(varsv, how); |
ae21d580 | 862 | /* Croak if a self-tie on an aggregate is attempted. */ |
b881518d | 863 | if (varsv == SvRV(sv) && |
d87ebaca YST |
864 | (SvTYPE(varsv) == SVt_PVAV || |
865 | SvTYPE(varsv) == SVt_PVHV)) | |
ae21d580 JH |
866 | Perl_croak(aTHX_ |
867 | "Self-ties of arrays and hashes are not supported"); | |
d87ebaca | 868 | sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); |
a0d0e21e LW |
869 | } |
870 | LEAVE; | |
3280af22 | 871 | SP = PL_stack_base + markoff; |
a0d0e21e LW |
872 | PUSHs(sv); |
873 | RETURN; | |
874 | } | |
875 | ||
876 | PP(pp_untie) | |
877 | { | |
27da23d5 | 878 | dVAR; dSP; |
5b468f54 | 879 | MAGIC *mg; |
33c27489 | 880 | SV *sv = POPs; |
14befaf4 DM |
881 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
882 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
55497cff | 883 | |
5b468f54 AMS |
884 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) |
885 | RETPUSHYES; | |
886 | ||
65eba18f JH |
887 | if ((mg = SvTIED_mg(sv, how))) { |
888 | SV *obj = SvRV(SvTIED_obj(sv, mg)); | |
a29a5827 NIS |
889 | GV *gv; |
890 | CV *cv = NULL; | |
fa2b88e0 JS |
891 | if (obj) { |
892 | if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && | |
893 | isGV(gv) && (cv = GvCV(gv))) { | |
894 | PUSHMARK(SP); | |
895 | XPUSHs(SvTIED_obj((SV*)gv, mg)); | |
896 | XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); | |
897 | PUTBACK; | |
898 | ENTER; | |
899 | call_sv((SV *)cv, G_VOID); | |
900 | LEAVE; | |
901 | SPAGAIN; | |
902 | } | |
903 | else if (ckWARN(WARN_UNTIE)) { | |
904 | if (mg && SvREFCNT(obj) > 1) | |
9014280d | 905 | Perl_warner(aTHX_ packWARN(WARN_UNTIE), |
fa2b88e0 JS |
906 | "untie attempted while %"UVuf" inner references still exist", |
907 | (UV)SvREFCNT(obj) - 1 ) ; | |
908 | } | |
cbdc8872 PP |
909 | } |
910 | } | |
38193a09 | 911 | sv_unmagic(sv, how) ; |
55497cff | 912 | RETPUSHYES; |
a0d0e21e LW |
913 | } |
914 | ||
c07a80fd PP |
915 | PP(pp_tied) |
916 | { | |
39644a26 | 917 | dSP; |
5b468f54 | 918 | MAGIC *mg; |
33c27489 | 919 | SV *sv = POPs; |
14befaf4 DM |
920 | char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) |
921 | ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; | |
5b468f54 AMS |
922 | |
923 | if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) | |
924 | RETPUSHUNDEF; | |
c07a80fd | 925 | |
155aba94 | 926 | if ((mg = SvTIED_mg(sv, how))) { |
33c27489 GS |
927 | SV *osv = SvTIED_obj(sv, mg); |
928 | if (osv == mg->mg_obj) | |
929 | osv = sv_mortalcopy(osv); | |
930 | PUSHs(osv); | |
931 | RETURN; | |
c07a80fd | 932 | } |
c07a80fd PP |
933 | RETPUSHUNDEF; |
934 | } | |
935 | ||
a0d0e21e LW |
936 | PP(pp_dbmopen) |
937 | { | |
27da23d5 | 938 | dVAR; dSP; |
a0d0e21e LW |
939 | HV *hv; |
940 | dPOPPOPssrl; | |
941 | HV* stash; | |
942 | GV *gv; | |
a0d0e21e LW |
943 | SV *sv; |
944 | ||
945 | hv = (HV*)POPs; | |
946 | ||
3280af22 | 947 | sv = sv_mortalcopy(&PL_sv_no); |
a0d0e21e LW |
948 | sv_setpv(sv, "AnyDBM_File"); |
949 | stash = gv_stashsv(sv, FALSE); | |
8ebc5c01 | 950 | if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) { |
a0d0e21e | 951 | PUTBACK; |
864dbfa3 | 952 | require_pv("AnyDBM_File.pm"); |
a0d0e21e | 953 | SPAGAIN; |
8ebc5c01 | 954 | if (!(gv = gv_fetchmethod(stash, "TIEHASH"))) |
cea2e8a9 | 955 | DIE(aTHX_ "No dbm on this machine"); |
a0d0e21e LW |
956 | } |
957 | ||
57d3b86d | 958 | ENTER; |
924508f0 | 959 | PUSHMARK(SP); |
6b05c17a | 960 | |
924508f0 | 961 | EXTEND(SP, 5); |
a0d0e21e LW |
962 | PUSHs(sv); |
963 | PUSHs(left); | |
964 | if (SvIV(right)) | |
b448e4fe | 965 | PUSHs(sv_2mortal(newSVuv(O_RDWR|O_CREAT))); |
a0d0e21e | 966 | else |
b448e4fe | 967 | PUSHs(sv_2mortal(newSVuv(O_RDWR))); |
a0d0e21e | 968 | PUSHs(right); |
57d3b86d | 969 | PUTBACK; |
864dbfa3 | 970 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
971 | SPAGAIN; |
972 | ||
973 | if (!sv_isobject(TOPs)) { | |
924508f0 GS |
974 | SP--; |
975 | PUSHMARK(SP); | |
a0d0e21e LW |
976 | PUSHs(sv); |
977 | PUSHs(left); | |
b448e4fe | 978 | PUSHs(sv_2mortal(newSVuv(O_RDONLY))); |
a0d0e21e | 979 | PUSHs(right); |
a0d0e21e | 980 | PUTBACK; |
864dbfa3 | 981 | call_sv((SV*)GvCV(gv), G_SCALAR); |
a0d0e21e LW |
982 | SPAGAIN; |
983 | } | |
984 | ||
6b05c17a | 985 | if (sv_isobject(TOPs)) { |
14befaf4 DM |
986 | sv_unmagic((SV *) hv, PERL_MAGIC_tied); |
987 | sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); | |
6b05c17a | 988 | } |
a0d0e21e LW |
989 | LEAVE; |
990 | RETURN; | |
991 | } | |
992 | ||
993 | PP(pp_dbmclose) | |
994 | { | |
cea2e8a9 | 995 | return pp_untie(); |
a0d0e21e LW |
996 | } |
997 | ||
998 | PP(pp_sselect) | |
999 | { | |
a0d0e21e | 1000 | #ifdef HAS_SELECT |
9cad6237 | 1001 | dSP; dTARGET; |
a0d0e21e LW |
1002 | register I32 i; |
1003 | register I32 j; | |
1004 | register char *s; | |
1005 | register SV *sv; | |
65202027 | 1006 | NV value; |
a0d0e21e LW |
1007 | I32 maxlen = 0; |
1008 | I32 nfound; | |
1009 | struct timeval timebuf; | |
1010 | struct timeval *tbuf = &timebuf; | |
1011 | I32 growsize; | |
1012 | char *fd_sets[4]; | |
2d8e6c8d | 1013 | STRLEN n_a; |
a0d0e21e LW |
1014 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1015 | I32 masksize; | |
1016 | I32 offset; | |
1017 | I32 k; | |
1018 | ||
1019 | # if BYTEORDER & 0xf0000 | |
1020 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
1021 | # else | |
1022 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
1023 | # endif | |
1024 | ||
1025 | #endif | |
1026 | ||
1027 | SP -= 4; | |
1028 | for (i = 1; i <= 3; i++) { | |
1029 | if (!SvPOK(SP[i])) | |
1030 | continue; | |
1031 | j = SvCUR(SP[i]); | |
1032 | if (maxlen < j) | |
1033 | maxlen = j; | |
1034 | } | |
1035 | ||
5ff3f7a4 | 1036 | /* little endians can use vecs directly */ |
e366b469 | 1037 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
5ff3f7a4 | 1038 | # ifdef NFDBITS |
a0d0e21e | 1039 | |
5ff3f7a4 GS |
1040 | # ifndef NBBY |
1041 | # define NBBY 8 | |
1042 | # endif | |
a0d0e21e LW |
1043 | |
1044 | masksize = NFDBITS / NBBY; | |
5ff3f7a4 | 1045 | # else |
a0d0e21e | 1046 | masksize = sizeof(long); /* documented int, everyone seems to use long */ |
5ff3f7a4 | 1047 | # endif |
a0d0e21e LW |
1048 | Zero(&fd_sets[0], 4, char*); |
1049 | #endif | |
1050 | ||
ad517f75 MHM |
1051 | # if SELECT_MIN_BITS == 1 |
1052 | growsize = sizeof(fd_set); | |
1053 | # else | |
1054 | # if defined(__GLIBC__) && defined(__FD_SETSIZE) | |
1055 | # undef SELECT_MIN_BITS | |
1056 | # define SELECT_MIN_BITS __FD_SETSIZE | |
1057 | # endif | |
e366b469 PG |
1058 | /* If SELECT_MIN_BITS is greater than one we most probably will want |
1059 | * to align the sizes with SELECT_MIN_BITS/8 because for example | |
1060 | * in many little-endian (Intel, Alpha) systems (Linux, OS/2, Digital | |
1061 | * UNIX, Solaris, NeXT, Darwin) the smallest quantum select() operates | |
1062 | * on (sets/tests/clears bits) is 32 bits. */ | |
1063 | growsize = maxlen + (SELECT_MIN_BITS/8 - (maxlen % (SELECT_MIN_BITS/8))); | |
e366b469 PG |
1064 | # endif |
1065 | ||
a0d0e21e LW |
1066 | sv = SP[4]; |
1067 | if (SvOK(sv)) { | |
1068 | value = SvNV(sv); | |
1069 | if (value < 0.0) | |
1070 | value = 0.0; | |
1071 | timebuf.tv_sec = (long)value; | |
65202027 | 1072 | value -= (NV)timebuf.tv_sec; |
a0d0e21e LW |
1073 | timebuf.tv_usec = (long)(value * 1000000.0); |
1074 | } | |
1075 | else | |
1076 | tbuf = Null(struct timeval*); | |
1077 | ||
1078 | for (i = 1; i <= 3; i++) { | |
1079 | sv = SP[i]; | |
1080 | if (!SvOK(sv)) { | |
1081 | fd_sets[i] = 0; | |
1082 | continue; | |
1083 | } | |
1084 | else if (!SvPOK(sv)) | |
2d8e6c8d | 1085 | SvPV_force(sv,n_a); /* force string conversion */ |
a0d0e21e LW |
1086 | j = SvLEN(sv); |
1087 | if (j < growsize) { | |
1088 | Sv_Grow(sv, growsize); | |
a0d0e21e | 1089 | } |
c07a80fd PP |
1090 | j = SvCUR(sv); |
1091 | s = SvPVX(sv) + j; | |
1092 | while (++j <= growsize) { | |
1093 | *s++ = '\0'; | |
1094 | } | |
1095 | ||
a0d0e21e LW |
1096 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 |
1097 | s = SvPVX(sv); | |
1098 | New(403, fd_sets[i], growsize, char); | |
1099 | for (offset = 0; offset < growsize; offset += masksize) { | |
1100 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1101 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
1102 | } | |
1103 | #else | |
1104 | fd_sets[i] = SvPVX(sv); | |
1105 | #endif | |
1106 | } | |
1107 | ||
dc4c69d9 JH |
1108 | #ifdef PERL_IRIX5_SELECT_TIMEVAL_VOID_CAST |
1109 | /* Can't make just the (void*) conditional because that would be | |
1110 | * cpp #if within cpp macro, and not all compilers like that. */ | |
1111 | nfound = PerlSock_select( | |
1112 | maxlen * 8, | |
1113 | (Select_fd_set_t) fd_sets[1], | |
1114 | (Select_fd_set_t) fd_sets[2], | |
1115 | (Select_fd_set_t) fd_sets[3], | |
1116 | (void*) tbuf); /* Workaround for compiler bug. */ | |
1117 | #else | |
6ad3d225 | 1118 | nfound = PerlSock_select( |
a0d0e21e LW |
1119 | maxlen * 8, |
1120 | (Select_fd_set_t) fd_sets[1], | |
1121 | (Select_fd_set_t) fd_sets[2], | |
1122 | (Select_fd_set_t) fd_sets[3], | |
1123 | tbuf); | |
dc4c69d9 | 1124 | #endif |
a0d0e21e LW |
1125 | for (i = 1; i <= 3; i++) { |
1126 | if (fd_sets[i]) { | |
1127 | sv = SP[i]; | |
1128 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
1129 | s = SvPVX(sv); | |
1130 | for (offset = 0; offset < growsize; offset += masksize) { | |
1131 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
1132 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
1133 | } | |
1134 | Safefree(fd_sets[i]); | |
1135 | #endif | |
1136 | SvSETMAGIC(sv); | |
1137 | } | |
1138 | } | |
1139 | ||
5c477709 RGS |
1140 | if (nfound == -1) |
1141 | PUSHs(&PL_sv_undef); | |
1142 | else | |
1143 | PUSHi(nfound); | |
a0d0e21e | 1144 | if (GIMME == G_ARRAY && tbuf) { |
65202027 DS |
1145 | value = (NV)(timebuf.tv_sec) + |
1146 | (NV)(timebuf.tv_usec) / 1000000.0; | |
3280af22 | 1147 | PUSHs(sv = sv_mortalcopy(&PL_sv_no)); |
a0d0e21e LW |
1148 | sv_setnv(sv, value); |
1149 | } | |
1150 | RETURN; | |
1151 | #else | |
cea2e8a9 | 1152 | DIE(aTHX_ "select not implemented"); |
a0d0e21e LW |
1153 | #endif |
1154 | } | |
1155 | ||
4633a7c4 | 1156 | void |
864dbfa3 | 1157 | Perl_setdefout(pTHX_ GV *gv) |
4633a7c4 LW |
1158 | { |
1159 | if (gv) | |
1160 | (void)SvREFCNT_inc(gv); | |
3280af22 NIS |
1161 | if (PL_defoutgv) |
1162 | SvREFCNT_dec(PL_defoutgv); | |
1163 | PL_defoutgv = gv; | |
4633a7c4 LW |
1164 | } |
1165 | ||
a0d0e21e LW |
1166 | PP(pp_select) |
1167 | { | |
39644a26 | 1168 | dSP; dTARGET; |
4633a7c4 LW |
1169 | GV *newdefout, *egv; |
1170 | HV *hv; | |
1171 | ||
533c011a | 1172 | newdefout = (PL_op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL; |
4633a7c4 | 1173 | |
3280af22 | 1174 | egv = GvEGV(PL_defoutgv); |
4633a7c4 | 1175 | if (!egv) |
3280af22 | 1176 | egv = PL_defoutgv; |
4633a7c4 LW |
1177 | hv = GvSTASH(egv); |
1178 | if (! hv) | |
3280af22 | 1179 | XPUSHs(&PL_sv_undef); |
4633a7c4 | 1180 | else { |
cbdc8872 | 1181 | GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); |
f86702cc | 1182 | if (gvp && *gvp == egv) { |
f7aaccc2 | 1183 | gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); |
f86702cc PP |
1184 | XPUSHTARG; |
1185 | } | |
1186 | else { | |
1187 | XPUSHs(sv_2mortal(newRV((SV*)egv))); | |
1188 | } | |
4633a7c4 LW |
1189 | } |
1190 | ||
1191 | if (newdefout) { | |
ded8aa31 GS |
1192 | if (!GvIO(newdefout)) |
1193 | gv_IOadd(newdefout); | |
4633a7c4 LW |
1194 | setdefout(newdefout); |
1195 | } | |
1196 | ||
a0d0e21e LW |
1197 | RETURN; |
1198 | } | |
1199 | ||
1200 | PP(pp_getc) | |
1201 | { | |
27da23d5 | 1202 | dVAR; dSP; dTARGET; |
a0d0e21e | 1203 | GV *gv; |
90133b69 | 1204 | IO *io = NULL; |
2ae324a7 | 1205 | MAGIC *mg; |
a0d0e21e | 1206 | |
32da55ab | 1207 | if (MAXARG == 0) |
3280af22 | 1208 | gv = PL_stdingv; |
a0d0e21e LW |
1209 | else |
1210 | gv = (GV*)POPs; | |
2ae324a7 | 1211 | |
5b468f54 AMS |
1212 | if (gv && (io = GvIO(gv)) |
1213 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1214 | { | |
f54cb97a | 1215 | const I32 gimme = GIMME_V; |
2ae324a7 | 1216 | PUSHMARK(SP); |
5b468f54 | 1217 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
2ae324a7 PP |
1218 | PUTBACK; |
1219 | ENTER; | |
864dbfa3 | 1220 | call_method("GETC", gimme); |
2ae324a7 PP |
1221 | LEAVE; |
1222 | SPAGAIN; | |
54310121 PP |
1223 | if (gimme == G_SCALAR) |
1224 | SvSetMagicSV_nosteal(TARG, TOPs); | |
2ae324a7 PP |
1225 | RETURN; |
1226 | } | |
90133b69 | 1227 | if (!gv || do_eof(gv)) { /* make sure we have fp with something */ |
97e322ff RGS |
1228 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED) |
1229 | && (!io || (!IoIFP(io) && IoTYPE(io) != IoTYPE_WRONLY))) | |
90133b69 | 1230 | report_evil_fh(gv, io, PL_op->op_type); |
b5fe5ca2 | 1231 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e | 1232 | RETPUSHUNDEF; |
90133b69 | 1233 | } |
bbce6d69 | 1234 | TAINT; |
c69006e4 | 1235 | sv_setpvn(TARG, " ", 1); |
9bc64814 | 1236 | *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ |
7d59b7e4 NIS |
1237 | if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { |
1238 | /* Find out how many bytes the char needs */ | |
1239 | Size_t len = UTF8SKIP(SvPVX(TARG)); | |
1240 | if (len > 1) { | |
1241 | SvGROW(TARG,len+1); | |
1242 | len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); | |
1243 | SvCUR_set(TARG,1+len); | |
1244 | } | |
1245 | SvUTF8_on(TARG); | |
1246 | } | |
a0d0e21e LW |
1247 | PUSHTARG; |
1248 | RETURN; | |
1249 | } | |
1250 | ||
1251 | PP(pp_read) | |
1252 | { | |
cea2e8a9 | 1253 | return pp_sysread(); |
a0d0e21e LW |
1254 | } |
1255 | ||
76e3520e | 1256 | STATIC OP * |
cea2e8a9 | 1257 | S_doform(pTHX_ CV *cv, GV *gv, OP *retop) |
a0d0e21e | 1258 | { |
27da23d5 | 1259 | dVAR; |
c09156bb | 1260 | register PERL_CONTEXT *cx; |
f54cb97a | 1261 | const I32 gimme = GIMME_V; |
a0d0e21e LW |
1262 | |
1263 | ENTER; | |
1264 | SAVETMPS; | |
1265 | ||
146174a9 | 1266 | PUSHBLOCK(cx, CXt_FORMAT, PL_stack_sp); |
a0d0e21e | 1267 | PUSHFORMAT(cx); |
f39bc417 | 1268 | cx->blk_sub.retop = retop; |
dd2155a4 | 1269 | PAD_SET_CUR(CvPADLIST(cv), 1); |
a0d0e21e | 1270 | |
4633a7c4 | 1271 | setdefout(gv); /* locally select filehandle so $% et al work */ |
a0d0e21e LW |
1272 | return CvSTART(cv); |
1273 | } | |
1274 | ||
1275 | PP(pp_enterwrite) | |
1276 | { | |
39644a26 | 1277 | dSP; |
a0d0e21e LW |
1278 | register GV *gv; |
1279 | register IO *io; | |
1280 | GV *fgv; | |
1281 | CV *cv; | |
1282 | ||
1283 | if (MAXARG == 0) | |
3280af22 | 1284 | gv = PL_defoutgv; |
a0d0e21e LW |
1285 | else { |
1286 | gv = (GV*)POPs; | |
1287 | if (!gv) | |
3280af22 | 1288 | gv = PL_defoutgv; |
a0d0e21e LW |
1289 | } |
1290 | EXTEND(SP, 1); | |
1291 | io = GvIO(gv); | |
1292 | if (!io) { | |
1293 | RETPUSHNO; | |
1294 | } | |
1295 | if (IoFMT_GV(io)) | |
1296 | fgv = IoFMT_GV(io); | |
1297 | else | |
1298 | fgv = gv; | |
1299 | ||
1300 | cv = GvFORM(fgv); | |
a0d0e21e | 1301 | if (!cv) { |
2dd78f96 | 1302 | char *name = NULL; |
a0d0e21e | 1303 | if (fgv) { |
748a9306 | 1304 | SV *tmpsv = sv_newmortal(); |
43693395 | 1305 | gv_efullname4(tmpsv, fgv, Nullch, FALSE); |
2dd78f96 | 1306 | name = SvPV_nolen(tmpsv); |
a0d0e21e | 1307 | } |
2dd78f96 JH |
1308 | if (name && *name) |
1309 | DIE(aTHX_ "Undefined format \"%s\" called", name); | |
cea2e8a9 | 1310 | DIE(aTHX_ "Not a format reference"); |
a0d0e21e | 1311 | } |
44a8e56a PP |
1312 | if (CvCLONE(cv)) |
1313 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
a0d0e21e | 1314 | |
44a8e56a | 1315 | IoFLAGS(io) &= ~IOf_DIDTOP; |
533c011a | 1316 | return doform(cv,gv,PL_op->op_next); |
a0d0e21e LW |
1317 | } |
1318 | ||
1319 | PP(pp_leavewrite) | |
1320 | { | |
27da23d5 | 1321 | dVAR; dSP; |
a0d0e21e LW |
1322 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; |
1323 | register IO *io = GvIOp(gv); | |
760ac839 LW |
1324 | PerlIO *ofp = IoOFP(io); |
1325 | PerlIO *fp; | |
a0d0e21e LW |
1326 | SV **newsp; |
1327 | I32 gimme; | |
c09156bb | 1328 | register PERL_CONTEXT *cx; |
a0d0e21e | 1329 | |
760ac839 | 1330 | DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", |
3280af22 | 1331 | (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); |
7ef822cd JH |
1332 | if (!io || !ofp) |
1333 | goto forget_top; | |
3280af22 NIS |
1334 | if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && |
1335 | PL_formtarget != PL_toptarget) | |
a0d0e21e | 1336 | { |
4633a7c4 LW |
1337 | GV *fgv; |
1338 | CV *cv; | |
a0d0e21e LW |
1339 | if (!IoTOP_GV(io)) { |
1340 | GV *topgv; | |
46fc3d4c | 1341 | SV *topname; |
a0d0e21e LW |
1342 | |
1343 | if (!IoTOP_NAME(io)) { | |
1344 | if (!IoFMT_NAME(io)) | |
1345 | IoFMT_NAME(io) = savepv(GvNAME(gv)); | |
0bd0581c | 1346 | topname = sv_2mortal(Perl_newSVpvf(aTHX_ "%s_TOP", GvNAME(gv))); |
7a5fd60d | 1347 | topgv = gv_fetchsv(topname, FALSE, SVt_PVFM); |
748a9306 | 1348 | if ((topgv && GvFORM(topgv)) || |
a0d0e21e | 1349 | !gv_fetchpv("top",FALSE,SVt_PVFM)) |
2e0de35c | 1350 | IoTOP_NAME(io) = savesvpv(topname); |
a0d0e21e | 1351 | else |
ff5bdd37 | 1352 | IoTOP_NAME(io) = savepvn("top", 3); |
a0d0e21e LW |
1353 | } |
1354 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM); | |
1355 | if (!topgv || !GvFORM(topgv)) { | |
b929a54b | 1356 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
a0d0e21e LW |
1357 | goto forget_top; |
1358 | } | |
1359 | IoTOP_GV(io) = topgv; | |
1360 | } | |
748a9306 LW |
1361 | if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */ |
1362 | I32 lines = IoLINES_LEFT(io); | |
504618e9 | 1363 | const char *s = SvPVX_const(PL_formtarget); |
8e07c86e AD |
1364 | if (lines <= 0) /* Yow, header didn't even fit!!! */ |
1365 | goto forget_top; | |
748a9306 LW |
1366 | while (lines-- > 0) { |
1367 | s = strchr(s, '\n'); | |
1368 | if (!s) | |
1369 | break; | |
1370 | s++; | |
1371 | } | |
1372 | if (s) { | |
f54cb97a | 1373 | const STRLEN save = SvCUR(PL_formtarget); |
d75029d0 NIS |
1374 | SvCUR_set(PL_formtarget, s - SvPVX(PL_formtarget)); |
1375 | do_print(PL_formtarget, ofp); | |
1376 | SvCUR_set(PL_formtarget, save); | |
3280af22 NIS |
1377 | sv_chop(PL_formtarget, s); |
1378 | FmLINES(PL_formtarget) -= IoLINES_LEFT(io); | |
748a9306 LW |
1379 | } |
1380 | } | |
a0d0e21e | 1381 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
d75029d0 | 1382 | do_print(PL_formfeed, ofp); |
a0d0e21e LW |
1383 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
1384 | IoPAGE(io)++; | |
3280af22 | 1385 | PL_formtarget = PL_toptarget; |
748a9306 | 1386 | IoFLAGS(io) |= IOf_DIDTOP; |
4633a7c4 LW |
1387 | fgv = IoTOP_GV(io); |
1388 | if (!fgv) | |
cea2e8a9 | 1389 | DIE(aTHX_ "bad top format reference"); |
4633a7c4 | 1390 | cv = GvFORM(fgv); |
2dd78f96 JH |
1391 | { |
1392 | char *name = NULL; | |
1393 | if (!cv) { | |
1394 | SV *sv = sv_newmortal(); | |
1395 | gv_efullname4(sv, fgv, Nullch, FALSE); | |
1396 | name = SvPV_nolen(sv); | |
1397 | } | |
1398 | if (name && *name) | |
1399 | DIE(aTHX_ "Undefined top format \"%s\" called",name); | |
1400 | /* why no: | |
1401 | else | |
1402 | DIE(aTHX_ "Undefined top format called"); | |
1403 | ?*/ | |
4633a7c4 | 1404 | } |
44a8e56a PP |
1405 | if (CvCLONE(cv)) |
1406 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
533c011a | 1407 | return doform(cv,gv,PL_op); |
a0d0e21e LW |
1408 | } |
1409 | ||
1410 | forget_top: | |
3280af22 | 1411 | POPBLOCK(cx,PL_curpm); |
a0d0e21e LW |
1412 | POPFORMAT(cx); |
1413 | LEAVE; | |
1414 | ||
1415 | fp = IoOFP(io); | |
1416 | if (!fp) { | |
599cee73 | 1417 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1418 | if (IoIFP(io)) |
1419 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1420 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1421 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1422 | } |
3280af22 | 1423 | PUSHs(&PL_sv_no); |
a0d0e21e LW |
1424 | } |
1425 | else { | |
3280af22 | 1426 | if ((IoLINES_LEFT(io) -= FmLINES(PL_formtarget)) < 0) { |
599cee73 | 1427 | if (ckWARN(WARN_IO)) |
9014280d | 1428 | Perl_warner(aTHX_ packWARN(WARN_IO), "page overflow"); |
a0d0e21e | 1429 | } |
d75029d0 | 1430 | if (!do_print(PL_formtarget, fp)) |
3280af22 | 1431 | PUSHs(&PL_sv_no); |
a0d0e21e | 1432 | else { |
3280af22 NIS |
1433 | FmLINES(PL_formtarget) = 0; |
1434 | SvCUR_set(PL_formtarget, 0); | |
1435 | *SvEND(PL_formtarget) = '\0'; | |
a0d0e21e | 1436 | if (IoFLAGS(io) & IOf_FLUSH) |
760ac839 | 1437 | (void)PerlIO_flush(fp); |
3280af22 | 1438 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1439 | } |
1440 | } | |
9cbac4c7 | 1441 | /* bad_ofp: */ |
3280af22 | 1442 | PL_formtarget = PL_bodytarget; |
a0d0e21e | 1443 | PUTBACK; |
f39bc417 | 1444 | return cx->blk_sub.retop; |
a0d0e21e LW |
1445 | } |
1446 | ||
1447 | PP(pp_prtf) | |
1448 | { | |
27da23d5 | 1449 | dVAR; dSP; dMARK; dORIGMARK; |
a0d0e21e LW |
1450 | GV *gv; |
1451 | IO *io; | |
760ac839 | 1452 | PerlIO *fp; |
26db47c4 | 1453 | SV *sv; |
46fc3d4c | 1454 | MAGIC *mg; |
a0d0e21e | 1455 | |
533c011a | 1456 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e LW |
1457 | gv = (GV*)*++MARK; |
1458 | else | |
3280af22 | 1459 | gv = PL_defoutgv; |
46fc3d4c | 1460 | |
5b468f54 AMS |
1461 | if (gv && (io = GvIO(gv)) |
1462 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1463 | { | |
46fc3d4c | 1464 | if (MARK == ORIGMARK) { |
4352c267 | 1465 | MEXTEND(SP, 1); |
46fc3d4c PP |
1466 | ++MARK; |
1467 | Move(MARK, MARK + 1, (SP - MARK) + 1, SV*); | |
1468 | ++SP; | |
1469 | } | |
1470 | PUSHMARK(MARK - 1); | |
5b468f54 | 1471 | *MARK = SvTIED_obj((SV*)io, mg); |
46fc3d4c PP |
1472 | PUTBACK; |
1473 | ENTER; | |
864dbfa3 | 1474 | call_method("PRINTF", G_SCALAR); |
46fc3d4c PP |
1475 | LEAVE; |
1476 | SPAGAIN; | |
1477 | MARK = ORIGMARK + 1; | |
1478 | *MARK = *SP; | |
1479 | SP = MARK; | |
1480 | RETURN; | |
1481 | } | |
1482 | ||
26db47c4 | 1483 | sv = NEWSV(0,0); |
a0d0e21e | 1484 | if (!(io = GvIO(gv))) { |
2dd78f96 JH |
1485 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
1486 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 1487 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
1488 | goto just_say_no; |
1489 | } | |
1490 | else if (!(fp = IoOFP(io))) { | |
599cee73 | 1491 | if (ckWARN2(WARN_CLOSED,WARN_IO)) { |
6e6ef6b2 NC |
1492 | if (IoIFP(io)) |
1493 | report_evil_fh(gv, io, OP_phoney_INPUT_ONLY); | |
599cee73 | 1494 | else if (ckWARN(WARN_CLOSED)) |
bc37a18f | 1495 | report_evil_fh(gv, io, PL_op->op_type); |
a0d0e21e | 1496 | } |
93189314 | 1497 | SETERRNO(EBADF,IoIFP(io)?RMS_FAC:RMS_IFI); |
a0d0e21e LW |
1498 | goto just_say_no; |
1499 | } | |
1500 | else { | |
1501 | do_sprintf(sv, SP - MARK, MARK + 1); | |
1502 | if (!do_print(sv, fp)) | |
1503 | goto just_say_no; | |
1504 | ||
1505 | if (IoFLAGS(io) & IOf_FLUSH) | |
760ac839 | 1506 | if (PerlIO_flush(fp) == EOF) |
a0d0e21e LW |
1507 | goto just_say_no; |
1508 | } | |
1509 | SvREFCNT_dec(sv); | |
1510 | SP = ORIGMARK; | |
3280af22 | 1511 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
1512 | RETURN; |
1513 | ||
1514 | just_say_no: | |
1515 | SvREFCNT_dec(sv); | |
1516 | SP = ORIGMARK; | |
3280af22 | 1517 | PUSHs(&PL_sv_undef); |
a0d0e21e LW |
1518 | RETURN; |
1519 | } | |
1520 | ||
c07a80fd PP |
1521 | PP(pp_sysopen) |
1522 | { | |
39644a26 | 1523 | dSP; |
c07a80fd | 1524 | GV *gv; |
c07a80fd PP |
1525 | SV *sv; |
1526 | char *tmps; | |
1527 | STRLEN len; | |
1528 | int mode, perm; | |
1529 | ||
1530 | if (MAXARG > 3) | |
1531 | perm = POPi; | |
1532 | else | |
1533 | perm = 0666; | |
1534 | mode = POPi; | |
1535 | sv = POPs; | |
1536 | gv = (GV *)POPs; | |
1537 | ||
4592e6ca NIS |
1538 | /* Need TIEHANDLE method ? */ |
1539 | ||
c07a80fd PP |
1540 | tmps = SvPV(sv, len); |
1541 | if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) { | |
1542 | IoLINES(GvIOp(gv)) = 0; | |
3280af22 | 1543 | PUSHs(&PL_sv_yes); |
c07a80fd PP |
1544 | } |
1545 | else { | |
3280af22 | 1546 | PUSHs(&PL_sv_undef); |
c07a80fd PP |
1547 | } |
1548 | RETURN; | |
1549 | } | |
1550 | ||
a0d0e21e LW |
1551 | PP(pp_sysread) |
1552 | { | |
27da23d5 | 1553 | dVAR; dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1554 | int offset; |
1555 | GV *gv; | |
1556 | IO *io; | |
1557 | char *buffer; | |
5b54f415 | 1558 | SSize_t length; |
eb5c063a | 1559 | SSize_t count; |
1e422769 | 1560 | Sock_size_t bufsize; |
748a9306 | 1561 | SV *bufsv; |
a0d0e21e | 1562 | STRLEN blen; |
2ae324a7 | 1563 | MAGIC *mg; |
eb5c063a | 1564 | int fp_utf8; |
1dd30107 NC |
1565 | int buffer_utf8; |
1566 | SV *read_target; | |
eb5c063a NIS |
1567 | Size_t got = 0; |
1568 | Size_t wanted; | |
1d636c13 | 1569 | bool charstart = FALSE; |
87330c3c JH |
1570 | STRLEN charskip = 0; |
1571 | STRLEN skip = 0; | |
a0d0e21e LW |
1572 | |
1573 | gv = (GV*)*++MARK; | |
5b468f54 AMS |
1574 | if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) |
1575 | && gv && (io = GvIO(gv)) | |
1576 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
137443ea | 1577 | { |
2ae324a7 PP |
1578 | SV *sv; |
1579 | ||
1580 | PUSHMARK(MARK-1); | |
5b468f54 | 1581 | *MARK = SvTIED_obj((SV*)io, mg); |
2ae324a7 | 1582 | ENTER; |
864dbfa3 | 1583 | call_method("READ", G_SCALAR); |
2ae324a7 PP |
1584 | LEAVE; |
1585 | SPAGAIN; | |
1586 | sv = POPs; | |
1587 | SP = ORIGMARK; | |
1588 | PUSHs(sv); | |
1589 | RETURN; | |
1590 | } | |
1591 | ||
a0d0e21e LW |
1592 | if (!gv) |
1593 | goto say_undef; | |
748a9306 | 1594 | bufsv = *++MARK; |
ff68c719 PP |
1595 | if (! SvOK(bufsv)) |
1596 | sv_setpvn(bufsv, "", 0); | |
a0d0e21e | 1597 | length = SvIVx(*++MARK); |
748a9306 | 1598 | SETERRNO(0,0); |
a0d0e21e LW |
1599 | if (MARK < SP) |
1600 | offset = SvIVx(*++MARK); | |
1601 | else | |
1602 | offset = 0; | |
1603 | io = GvIO(gv); | |
b5fe5ca2 SR |
1604 | if (!io || !IoIFP(io)) { |
1605 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
1606 | report_evil_fh(gv, io, PL_op->op_type); | |
1607 | SETERRNO(EBADF,RMS_IFI); | |
a0d0e21e | 1608 | goto say_undef; |
b5fe5ca2 | 1609 | } |
0064a8a9 | 1610 | if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { |
7d59b7e4 | 1611 | buffer = SvPVutf8_force(bufsv, blen); |
1e54db1a | 1612 | /* UTF-8 may not have been set if they are all low bytes */ |
eb5c063a | 1613 | SvUTF8_on(bufsv); |
9b9d7ce8 | 1614 | buffer_utf8 = 0; |
7d59b7e4 NIS |
1615 | } |
1616 | else { | |
1617 | buffer = SvPV_force(bufsv, blen); | |
1dd30107 | 1618 | buffer_utf8 = !IN_BYTES && SvUTF8(bufsv); |
7d59b7e4 NIS |
1619 | } |
1620 | if (length < 0) | |
1621 | DIE(aTHX_ "Negative length"); | |
eb5c063a | 1622 | wanted = length; |
7d59b7e4 | 1623 | |
d0965105 JH |
1624 | charstart = TRUE; |
1625 | charskip = 0; | |
87330c3c | 1626 | skip = 0; |
d0965105 | 1627 | |
a0d0e21e | 1628 | #ifdef HAS_SOCKET |
533c011a | 1629 | if (PL_op->op_type == OP_RECV) { |
46fc3d4c | 1630 | char namebuf[MAXPATHLEN]; |
17a8c7ba | 1631 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) |
490ab354 JH |
1632 | bufsize = sizeof (struct sockaddr_in); |
1633 | #else | |
46fc3d4c | 1634 | bufsize = sizeof namebuf; |
490ab354 | 1635 | #endif |
abf95952 IZ |
1636 | #ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ |
1637 | if (bufsize >= 256) | |
1638 | bufsize = 255; | |
1639 | #endif | |
eb160463 | 1640 | buffer = SvGROW(bufsv, (STRLEN)(length+1)); |
bbce6d69 | 1641 | /* 'offset' means 'flags' here */ |
eb5c063a | 1642 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, |
46fc3d4c | 1643 | (struct sockaddr *)namebuf, &bufsize); |
eb5c063a | 1644 | if (count < 0) |
a0d0e21e | 1645 | RETPUSHUNDEF; |
4107cc59 OF |
1646 | #ifdef EPOC |
1647 | /* Bogus return without padding */ | |
1648 | bufsize = sizeof (struct sockaddr_in); | |
1649 | #endif | |
eb5c063a | 1650 | SvCUR_set(bufsv, count); |
748a9306 LW |
1651 | *SvEND(bufsv) = '\0'; |
1652 | (void)SvPOK_only(bufsv); | |
eb5c063a NIS |
1653 | if (fp_utf8) |
1654 | SvUTF8_on(bufsv); | |
748a9306 | 1655 | SvSETMAGIC(bufsv); |
aac0dd9a | 1656 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 PP |
1657 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1658 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1659 | SP = ORIGMARK; |
46fc3d4c | 1660 | sv_setpvn(TARG, namebuf, bufsize); |
a0d0e21e LW |
1661 | PUSHs(TARG); |
1662 | RETURN; | |
1663 | } | |
1664 | #else | |
911d147d | 1665 | if (PL_op->op_type == OP_RECV) |
cea2e8a9 | 1666 | DIE(aTHX_ PL_no_sock_func, "recv"); |
a0d0e21e | 1667 | #endif |
eb5c063a NIS |
1668 | if (DO_UTF8(bufsv)) { |
1669 | /* offset adjust in characters not bytes */ | |
1670 | blen = sv_len_utf8(bufsv); | |
7d59b7e4 | 1671 | } |
bbce6d69 | 1672 | if (offset < 0) { |
eb160463 | 1673 | if (-offset > (int)blen) |
cea2e8a9 | 1674 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 PP |
1675 | offset += blen; |
1676 | } | |
eb5c063a NIS |
1677 | if (DO_UTF8(bufsv)) { |
1678 | /* convert offset-as-chars to offset-as-bytes */ | |
6960c29a CH |
1679 | if (offset >= (int)blen) |
1680 | offset += SvCUR(bufsv) - blen; | |
1681 | else | |
1682 | offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; | |
eb5c063a NIS |
1683 | } |
1684 | more_bytes: | |
cd52b7b2 | 1685 | bufsize = SvCUR(bufsv); |
1dd30107 NC |
1686 | /* Allocating length + offset + 1 isn't perfect in the case of reading |
1687 | bytes from a byte file handle into a UTF8 buffer, but it won't harm us | |
1688 | unduly. | |
1689 | (should be 2 * length + offset + 1, or possibly something longer if | |
1690 | PL_encoding is true) */ | |
eb160463 | 1691 | buffer = SvGROW(bufsv, (STRLEN)(length+offset+1)); |
27da23d5 | 1692 | if (offset > 0 && (Sock_size_t)offset > bufsize) { /* Zero any newly allocated space */ |
cd52b7b2 PP |
1693 | Zero(buffer+bufsize, offset-bufsize, char); |
1694 | } | |
eb5c063a | 1695 | buffer = buffer + offset; |
1dd30107 NC |
1696 | if (!buffer_utf8) { |
1697 | read_target = bufsv; | |
1698 | } else { | |
1699 | /* Best to read the bytes into a new SV, upgrade that to UTF8, then | |
1700 | concatenate it to the current buffer. */ | |
1701 | ||
1702 | /* Truncate the existing buffer to the start of where we will be | |
1703 | reading to: */ | |
1704 | SvCUR_set(bufsv, offset); | |
1705 | ||
1706 | read_target = sv_newmortal(); | |
8569b9dc | 1707 | (void)SvUPGRADE(read_target, SVt_PV); |
fe2774ed | 1708 | buffer = SvGROW(read_target, (STRLEN)(length + 1)); |
1dd30107 | 1709 | } |
eb5c063a | 1710 | |
533c011a | 1711 | if (PL_op->op_type == OP_SYSREAD) { |
a7092146 | 1712 | #ifdef PERL_SOCK_SYSREAD_IS_RECV |
50952442 | 1713 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
eb5c063a NIS |
1714 | count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), |
1715 | buffer, length, 0); | |
a7092146 GS |
1716 | } |
1717 | else | |
1718 | #endif | |
1719 | { | |
eb5c063a NIS |
1720 | count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), |
1721 | buffer, length); | |
a7092146 | 1722 | } |
a0d0e21e LW |
1723 | } |
1724 | else | |
1725 | #ifdef HAS_SOCKET__bad_code_maybe | |
50952442 | 1726 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
46fc3d4c | 1727 | char namebuf[MAXPATHLEN]; |
490ab354 JH |
1728 | #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) |
1729 | bufsize = sizeof (struct sockaddr_in); | |
1730 | #else | |
46fc3d4c | 1731 | bufsize = sizeof namebuf; |
490ab354 | 1732 | #endif |
eb5c063a | 1733 | count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, |
46fc3d4c | 1734 | (struct sockaddr *)namebuf, &bufsize); |
a0d0e21e LW |
1735 | } |
1736 | else | |
1737 | #endif | |
3b02c43c | 1738 | { |
eb5c063a NIS |
1739 | count = PerlIO_read(IoIFP(io), buffer, length); |
1740 | /* PerlIO_read() - like fread() returns 0 on both error and EOF */ | |
1741 | if (count == 0 && PerlIO_error(IoIFP(io))) | |
1742 | count = -1; | |
3b02c43c | 1743 | } |
eb5c063a | 1744 | if (count < 0) { |
a00b5bd3 | 1745 | if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) |
6e6ef6b2 | 1746 | report_evil_fh(gv, io, OP_phoney_OUTPUT_ONLY); |
a0d0e21e | 1747 | goto say_undef; |
af8c498a | 1748 | } |
1dd30107 NC |
1749 | SvCUR_set(read_target, count+(buffer - SvPVX(read_target))); |
1750 | *SvEND(read_target) = '\0'; | |
1751 | (void)SvPOK_only(read_target); | |
0064a8a9 | 1752 | if (fp_utf8 && !IN_BYTES) { |
eb5c063a NIS |
1753 | /* Look at utf8 we got back and count the characters */ |
1754 | char *bend = buffer + count; | |
1755 | while (buffer < bend) { | |
d0965105 JH |
1756 | if (charstart) { |
1757 | skip = UTF8SKIP(buffer); | |
1758 | charskip = 0; | |
1759 | } | |
1760 | if (buffer - charskip + skip > bend) { | |
eb5c063a NIS |
1761 | /* partial character - try for rest of it */ |
1762 | length = skip - (bend-buffer); | |
1763 | offset = bend - SvPVX(bufsv); | |
d0965105 JH |
1764 | charstart = FALSE; |
1765 | charskip += count; | |
eb5c063a NIS |
1766 | goto more_bytes; |
1767 | } | |
1768 | else { | |
1769 | got++; | |
1770 | buffer += skip; | |
d0965105 JH |
1771 | charstart = TRUE; |
1772 | charskip = 0; | |
eb5c063a NIS |
1773 | } |
1774 | } | |
1775 | /* If we have not 'got' the number of _characters_ we 'wanted' get some more | |
1776 | provided amount read (count) was what was requested (length) | |
1777 | */ | |
1778 | if (got < wanted && count == length) { | |
d0965105 | 1779 | length = wanted - got; |
eb5c063a NIS |
1780 | offset = bend - SvPVX(bufsv); |
1781 | goto more_bytes; | |
1782 | } | |
1783 | /* return value is character count */ | |
1784 | count = got; | |
1785 | SvUTF8_on(bufsv); | |
1786 | } | |
1dd30107 NC |
1787 | else if (buffer_utf8) { |
1788 | /* Let svcatsv upgrade the bytes we read in to utf8. | |
1789 | The buffer is a mortal so will be freed soon. */ | |
1790 | sv_catsv_nomg(bufsv, read_target); | |
1791 | } | |
748a9306 | 1792 | SvSETMAGIC(bufsv); |
aac0dd9a | 1793 | /* This should not be marked tainted if the fp is marked clean */ |
bbce6d69 PP |
1794 | if (!(IoFLAGS(io) & IOf_UNTAINT)) |
1795 | SvTAINTED_on(bufsv); | |
a0d0e21e | 1796 | SP = ORIGMARK; |
eb5c063a | 1797 | PUSHi(count); |
a0d0e21e LW |
1798 | RETURN; |
1799 | ||
1800 | say_undef: | |
1801 | SP = ORIGMARK; | |
1802 | RETPUSHUNDEF; | |
1803 | } | |
1804 | ||
1805 | PP(pp_syswrite) | |
1806 | { | |
27da23d5 | 1807 | dVAR; dSP; |
092bebab JH |
1808 | int items = (SP - PL_stack_base) - TOPMARK; |
1809 | if (items == 2) { | |
9f089d78 | 1810 | SV *sv; |
092bebab | 1811 | EXTEND(SP, 1); |
9f089d78 SB |
1812 | sv = sv_2mortal(newSViv(sv_len(*SP))); |
1813 | PUSHs(sv); | |
092bebab JH |
1814 | PUTBACK; |
1815 | } | |
cea2e8a9 | 1816 | return pp_send(); |
a0d0e21e LW |
1817 | } |
1818 | ||
1819 | PP(pp_send) | |
1820 | { | |
27da23d5 | 1821 | dVAR; dSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
1822 | GV *gv; |
1823 | IO *io; | |
748a9306 | 1824 | SV *bufsv; |
a0d0e21e | 1825 | char *buffer; |
8c99d73e GS |
1826 | Size_t length; |
1827 | SSize_t retval; | |
a0d0e21e | 1828 | STRLEN blen; |
1d603a67 | 1829 | MAGIC *mg; |
a0d0e21e LW |
1830 | |
1831 | gv = (GV*)*++MARK; | |
14befaf4 | 1832 | if (PL_op->op_type == OP_SYSWRITE |
5b468f54 AMS |
1833 | && gv && (io = GvIO(gv)) |
1834 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
14befaf4 | 1835 | { |
1d603a67 GB |
1836 | SV *sv; |
1837 | ||
1838 | PUSHMARK(MARK-1); | |
5b468f54 | 1839 | *MARK = SvTIED_obj((SV*)io, mg); |
1d603a67 | 1840 | ENTER; |
864dbfa3 | 1841 | call_method("WRITE", G_SCALAR); |
1d603a67 GB |
1842 | LEAVE; |
1843 | SPAGAIN; | |
1844 | sv = POPs; | |
1845 | SP = ORIGMARK; | |
1846 | PUSHs(sv); | |
1847 | RETURN; | |
1848 | } | |
a0d0e21e LW |
1849 | if (!gv) |
1850 | goto say_undef; | |
748a9306 | 1851 | bufsv = *++MARK; |
8c99d73e | 1852 | #if Size_t_size > IVSIZE |
3c001241 | 1853 | length = (Size_t)SvNVx(*++MARK); |
146174a9 | 1854 | #else |
3c001241 | 1855 | length = (Size_t)SvIVx(*++MARK); |
146174a9 | 1856 | #endif |
3c001241 | 1857 | if ((SSize_t)length < 0) |
cea2e8a9 | 1858 | DIE(aTHX_ "Negative length"); |
748a9306 | 1859 | SETERRNO(0,0); |
a0d0e21e LW |
1860 | io = GvIO(gv); |
1861 | if (!io || !IoIFP(io)) { | |
8c99d73e | 1862 | retval = -1; |
bc37a18f RG |
1863 | if (ckWARN(WARN_CLOSED)) |
1864 | report_evil_fh(gv, io, PL_op->op_type); | |
b5fe5ca2 | 1865 | SETERRNO(EBADF,RMS_IFI); |
7d59b7e4 NIS |
1866 | goto say_undef; |
1867 | } | |
1868 | ||
1869 | if (PerlIO_isutf8(IoIFP(io))) { | |
6aa2f6a7 NC |
1870 | if (!SvUTF8(bufsv)) { |
1871 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1872 | buffer = sv_2pvutf8(bufsv, &blen); | |
1873 | } else | |
1874 | buffer = SvPV(bufsv, blen); | |
a0d0e21e | 1875 | } |
7d59b7e4 | 1876 | else { |
4de5f5ca JH |
1877 | if (DO_UTF8(bufsv)) { |
1878 | /* Not modifying source SV, so making a temporary copy. */ | |
1879 | bufsv = sv_2mortal(newSVsv(bufsv)); | |
1880 | sv_utf8_downgrade(bufsv, FALSE); | |
1881 | } | |
1882 | buffer = SvPV(bufsv, blen); | |
7d59b7e4 NIS |
1883 | } |
1884 | ||
1885 | if (PL_op->op_type == OP_SYSWRITE) { | |
1886 | IV offset; | |
1887 | if (DO_UTF8(bufsv)) { | |
1888 | /* length and offset are in chars */ | |
1889 | blen = sv_len_utf8(bufsv); | |
1890 | } | |
bbce6d69 | 1891 | if (MARK < SP) { |
a0d0e21e | 1892 | offset = SvIVx(*++MARK); |
bbce6d69 | 1893 | if (offset < 0) { |
eb160463 | 1894 | if (-offset > (IV)blen) |
cea2e8a9 | 1895 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1896 | offset += blen; |
eb160463 | 1897 | } else if (offset >= (IV)blen && blen > 0) |
cea2e8a9 | 1898 | DIE(aTHX_ "Offset outside string"); |
bbce6d69 | 1899 | } else |
a0d0e21e LW |
1900 | offset = 0; |
1901 | if (length > blen - offset) | |
1902 | length = blen - offset; | |
7d59b7e4 | 1903 | if (DO_UTF8(bufsv)) { |
c8d31a35 | 1904 | buffer = (char*)utf8_hop((U8 *)buffer, offset); |
7d59b7e4 NIS |
1905 | length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; |
1906 | } | |
1907 | else { | |
1908 | buffer = buffer+offset; | |
1909 | } | |
a7092146 | 1910 | #ifdef PERL_SOCK_SYSWRITE_IS_SEND |
50952442 | 1911 | if (IoTYPE(io) == IoTYPE_SOCKET) { |
8c99d73e | 1912 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1913 | buffer, length, 0); |
a7092146 GS |
1914 | } |
1915 | else | |
1916 | #endif | |
1917 | { | |
94e4c244 | 1918 | /* See the note at doio.c:do_print about filesize limits. --jhi */ |
8c99d73e | 1919 | retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), |
7d59b7e4 | 1920 | buffer, length); |
a7092146 | 1921 | } |
a0d0e21e LW |
1922 | } |
1923 | #ifdef HAS_SOCKET | |
1924 | else if (SP > MARK) { | |
1925 | char *sockbuf; | |
1926 | STRLEN mlen; | |
1927 | sockbuf = SvPVx(*++MARK, mlen); | |
7d59b7e4 | 1928 | /* length is really flags */ |
8c99d73e GS |
1929 | retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, |
1930 | length, (struct sockaddr *)sockbuf, mlen); | |
a0d0e21e LW |
1931 | } |
1932 | else | |
7d59b7e4 | 1933 | /* length is really flags */ |
8c99d73e | 1934 | retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); |
a0d0e21e LW |
1935 | #else |
1936 | else | |
cea2e8a9 | 1937 | DIE(aTHX_ PL_no_sock_func, "send"); |
a0d0e21e | 1938 | #endif |
8c99d73e | 1939 | if (retval < 0) |
a0d0e21e LW |
1940 | goto say_undef; |
1941 | SP = ORIGMARK; | |
f36eea10 JH |
1942 | if (DO_UTF8(bufsv)) |
1943 | retval = utf8_length((U8*)buffer, (U8*)buffer + retval); | |
8c99d73e GS |
1944 | #if Size_t_size > IVSIZE |
1945 | PUSHn(retval); | |
1946 | #else | |
1947 | PUSHi(retval); | |
1948 | #endif | |
a0d0e21e LW |
1949 | RETURN; |
1950 | ||
1951 | say_undef: | |
1952 | SP = ORIGMARK; | |
1953 | RETPUSHUNDEF; | |
1954 | } | |
1955 | ||
1956 | PP(pp_recv) | |
1957 | { | |
cea2e8a9 | 1958 | return pp_sysread(); |
a0d0e21e LW |
1959 | } |
1960 | ||
1961 | PP(pp_eof) | |
1962 | { | |
27da23d5 | 1963 | dVAR; dSP; |
a0d0e21e | 1964 | GV *gv; |
5b468f54 | 1965 | IO *io; |
4592e6ca | 1966 | MAGIC *mg; |
a0d0e21e | 1967 | |
32da55ab | 1968 | if (MAXARG == 0) { |
146174a9 CB |
1969 | if (PL_op->op_flags & OPf_SPECIAL) { /* eof() */ |
1970 | IO *io; | |
ed2c6b9b | 1971 | gv = PL_last_in_gv = GvEGV(PL_argvgv); |
146174a9 CB |
1972 | io = GvIO(gv); |
1973 | if (io && !IoIFP(io)) { | |
1974 | if ((IoFLAGS(io) & IOf_START) && av_len(GvAVn(gv)) < 0) { | |
1975 | IoLINES(io) = 0; | |
1976 | IoFLAGS(io) &= ~IOf_START; | |
dd374669 | 1977 | do_open(gv, (char *)"-", 1, FALSE, O_RDONLY, 0, Nullfp); |
146174a9 CB |
1978 | sv_setpvn(GvSV(gv), "-", 1); |
1979 | SvSETMAGIC(GvSV(gv)); | |
1980 | } | |
1981 | else if (!nextargv(gv)) | |
1982 | RETPUSHYES; | |
1983 | } | |
1984 | } | |
1985 | else | |
1986 | gv = PL_last_in_gv; /* eof */ | |
1987 | } | |
a0d0e21e | 1988 | else |
146174a9 | 1989 | gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ |
4592e6ca | 1990 | |
5b468f54 AMS |
1991 | if (gv && (io = GvIO(gv)) |
1992 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
1993 | { | |
4592e6ca | 1994 | PUSHMARK(SP); |
5b468f54 | 1995 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
1996 | PUTBACK; |
1997 | ENTER; | |
864dbfa3 | 1998 | call_method("EOF", G_SCALAR); |
4592e6ca NIS |
1999 | LEAVE; |
2000 | SPAGAIN; | |
2001 | RETURN; | |
2002 | } | |
2003 | ||
54310121 | 2004 | PUSHs(boolSV(!gv || do_eof(gv))); |
a0d0e21e LW |
2005 | RETURN; |
2006 | } | |
2007 | ||
2008 | PP(pp_tell) | |
2009 | { | |
27da23d5 | 2010 | dVAR; dSP; dTARGET; |
301e8125 | 2011 | GV *gv; |
5b468f54 | 2012 | IO *io; |
4592e6ca | 2013 | MAGIC *mg; |
a0d0e21e | 2014 | |
32da55ab | 2015 | if (MAXARG == 0) |
3280af22 | 2016 | gv = PL_last_in_gv; |
a0d0e21e | 2017 | else |
3280af22 | 2018 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2019 | |
5b468f54 AMS |
2020 | if (gv && (io = GvIO(gv)) |
2021 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2022 | { | |
4592e6ca | 2023 | PUSHMARK(SP); |
5b468f54 | 2024 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
4592e6ca NIS |
2025 | PUTBACK; |
2026 | ENTER; | |
864dbfa3 | 2027 | call_method("TELL", G_SCALAR); |
4592e6ca NIS |
2028 | LEAVE; |
2029 | SPAGAIN; | |
2030 | RETURN; | |
2031 | } | |
2032 | ||
146174a9 CB |
2033 | #if LSEEKSIZE > IVSIZE |
2034 | PUSHn( do_tell(gv) ); | |
2035 | #else | |
a0d0e21e | 2036 | PUSHi( do_tell(gv) ); |
146174a9 | 2037 | #endif |
a0d0e21e LW |
2038 | RETURN; |
2039 | } | |
2040 | ||
2041 | PP(pp_seek) | |
2042 | { | |
cea2e8a9 | 2043 | return pp_sysseek(); |
137443ea PP |
2044 | } |
2045 | ||
2046 | PP(pp_sysseek) | |
2047 | { | |
27da23d5 | 2048 | dVAR; dSP; |
a0d0e21e | 2049 | GV *gv; |
5b468f54 | 2050 | IO *io; |
a0d0e21e | 2051 | int whence = POPi; |
146174a9 CB |
2052 | #if LSEEKSIZE > IVSIZE |
2053 | Off_t offset = (Off_t)SvNVx(POPs); | |
2054 | #else | |
d9b3e12d | 2055 | Off_t offset = (Off_t)SvIVx(POPs); |
146174a9 | 2056 | #endif |
4592e6ca | 2057 | MAGIC *mg; |
a0d0e21e | 2058 | |
3280af22 | 2059 | gv = PL_last_in_gv = (GV*)POPs; |
4592e6ca | 2060 | |
5b468f54 AMS |
2061 | if (gv && (io = GvIO(gv)) |
2062 | && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) | |
2063 | { | |
4592e6ca | 2064 | PUSHMARK(SP); |
5b468f54 | 2065 | XPUSHs(SvTIED_obj((SV*)io, mg)); |
cb50131a CB |
2066 | #if LSEEKSIZE > IVSIZE |
2067 | XPUSHs(sv_2mortal(newSVnv((NV) offset))); | |
2068 | #else | |
b448e4fe | 2069 | XPUSHs(sv_2mortal(newSViv(offset))); |
cb50131a | 2070 | #endif |
b448e4fe | 2071 | XPUSHs(sv_2mortal(newSViv(whence))); |
4592e6ca NIS |
2072 | PUTBACK; |
2073 | ENTER; | |
864dbfa3 | 2074 | call_method("SEEK", G_SCALAR); |
4592e6ca NIS |
2075 | LEAVE; |
2076 | SPAGAIN; | |
2077 | RETURN; | |
2078 | } | |
2079 | ||
533c011a | 2080 | if (PL_op->op_type == OP_SEEK) |
8903cb82 PP |
2081 | PUSHs(boolSV(do_seek(gv, offset, whence))); |
2082 | else { | |
b448e4fe JH |
2083 | Off_t sought = do_sysseek(gv, offset, whence); |
2084 | if (sought < 0) | |
146174a9 CB |
2085 | PUSHs(&PL_sv_undef); |
2086 | else { | |
b448e4fe | 2087 | SV* sv = sought ? |
146174a9 | 2088 | #if LSEEKSIZE > IVSIZE |
b448e4fe | 2089 | newSVnv((NV)sought) |
146174a9 | 2090 | #else |
b448e4fe | 2091 | newSViv(sought) |
146174a9 CB |
2092 | #endif |
2093 | : newSVpvn(zero_but_true, ZBTLEN); | |
2094 | PUSHs(sv_2mortal(sv)); | |
2095 | } | |
8903cb82 | 2096 | } |
a0d0e21e LW |
2097 | RETURN; |
2098 | } | |
2099 | ||
2100 | PP(pp_truncate) | |
2101 | { | |
39644a26 | 2102 | dSP; |
8c99d73e GS |
2103 | /* There seems to be no consensus on the length type of truncate() |
2104 | * and ftruncate(), both off_t and size_t have supporters. In | |
2105 | * general one would think that when using large files, off_t is | |
2106 | * at least as wide as size_t, so using an off_t should be okay. */ | |
2107 | /* XXX Configure probe for the length type of *truncate() needed XXX */ | |
2108 | Off_t len; | |
a0d0e21e | 2109 | |
25342a55 | 2110 | #if Off_t_size > IVSIZE |
8c99d73e GS |
2111 | len = (Off_t)POPn; |
2112 | #else | |
2113 | len = (Off_t)POPi; | |
2114 | #endif | |
2115 | /* Checking for length < 0 is problematic as the type might or | |
301e8125 | 2116 | * might not be signed: if it is not, clever compilers will moan. */ |
8c99d73e | 2117 | /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ |
748a9306 | 2118 | SETERRNO(0,0); |
d05c1ba0 | 2119 | { |
d05c1ba0 JH |
2120 | int result = 1; |
2121 | GV *tmpgv; | |
090bf15b SR |
2122 | IO *io; |
2123 | ||
d05c1ba0 | 2124 | if (PL_op->op_flags & OPf_SPECIAL) { |
7a5fd60d | 2125 | tmpgv = gv_fetchsv(POPs, FALSE, SVt_PVIO); |
d05c1ba0 | 2126 | |
090bf15b SR |
2127 | do_ftruncate_gv: |
2128 | if (!GvIO(tmpgv)) | |
2129 | result = 0; | |
d05c1ba0 | 2130 | else { |
090bf15b SR |
2131 | PerlIO *fp; |
2132 | io = GvIOp(tmpgv); | |
2133 | do_ftruncate_io: | |
2134 | TAINT_PROPER("truncate"); | |
2135 | if (!(fp = IoIFP(io))) { | |
2136 | result = 0; | |
2137 | } | |
2138 | else { | |
2139 | PerlIO_flush(fp); | |
cbdc8872 | 2140 | #ifdef HAS_TRUNCATE |
090bf15b | 2141 | if (ftruncate(PerlIO_fileno(fp), len) < 0) |
301e8125 | 2142 | #else |
090bf15b | 2143 | if (my_chsize(PerlIO_fileno(fp), len) < 0) |
cbdc8872 | 2144 | #endif |
090bf15b SR |
2145 | result = 0; |
2146 | } | |
d05c1ba0 | 2147 | } |
cbdc8872 | 2148 | } |
d05c1ba0 JH |
2149 | else { |
2150 | SV *sv = POPs; | |
2151 | char *name; | |
7a5fd60d NC |
2152 | STRLEN n_a; |
2153 | ||
d05c1ba0 JH |
2154 | if (SvTYPE(sv) == SVt_PVGV) { |
2155 | tmpgv = (GV*)sv; /* *main::FRED for example */ | |
090bf15b | 2156 | goto do_ftruncate_gv; |
d05c1ba0 JH |
2157 | } |
2158 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2159 | tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ | |
090bf15b SR |
2160 | goto do_ftruncate_gv; |
2161 | } | |
2162 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVIO) { | |
2163 | io = (IO*) SvRV(sv); /* *main::FRED{IO} for example */ | |
2164 | goto do_ftruncate_io; | |
d05c1ba0 | 2165 | } |
1e422769 | 2166 | |
d05c1ba0 JH |
2167 | name = SvPV(sv, n_a); |
2168 | TAINT_PROPER("truncate"); | |
cbdc8872 | 2169 | #ifdef HAS_TRUNCATE |
d05c1ba0 JH |
2170 | if (truncate(name, len) < 0) |
2171 | result = 0; | |
cbdc8872 | 2172 | #else |
d05c1ba0 JH |
2173 | { |
2174 | int tmpfd; | |
2175 | ||
2176 | if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) | |
cbdc8872 | 2177 | result = 0; |
d05c1ba0 JH |
2178 | else { |
2179 | if (my_chsize(tmpfd, len) < 0) | |
2180 | result = 0; | |
2181 | PerlLIO_close(tmpfd); | |
2182 | } | |
cbdc8872 | 2183 | } |
a0d0e21e | 2184 | #endif |
d05c1ba0 | 2185 | } |
a0d0e21e | 2186 | |
d05c1ba0 JH |
2187 | if (result) |
2188 | RETPUSHYES; | |
2189 | if (!errno) | |
93189314 | 2190 | SETERRNO(EBADF,RMS_IFI); |
d05c1ba0 JH |
2191 | RETPUSHUNDEF; |
2192 | } | |
a0d0e21e LW |
2193 | } |
2194 | ||
2195 | PP(pp_fcntl) | |
2196 | { | |
cea2e8a9 | 2197 | return pp_ioctl(); |
a0d0e21e LW |
2198 | } |
2199 | ||
2200 | PP(pp_ioctl) | |
2201 | { | |
39644a26 | 2202 | dSP; dTARGET; |
748a9306 | 2203 | SV *argsv = POPs; |
3bb7c1b4 | 2204 | unsigned int func = POPu; |
e1ec3a88 | 2205 | const int optype = PL_op->op_type; |
a0d0e21e | 2206 | char *s; |
324aa91a | 2207 | IV retval; |
a0d0e21e | 2208 | GV *gv = (GV*)POPs; |
c289d2f7 | 2209 | IO *io = gv ? GvIOn(gv) : 0; |
a0d0e21e | 2210 | |
748a9306 | 2211 | if (!io || !argsv || !IoIFP(io)) { |
c289d2f7 JH |
2212 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2213 | report_evil_fh(gv, io, PL_op->op_type); | |
93189314 | 2214 | SETERRNO(EBADF,RMS_IFI); /* well, sort of... */ |
a0d0e21e LW |
2215 | RETPUSHUNDEF; |
2216 | } | |
2217 | ||
748a9306 | 2218 | if (SvPOK(argsv) || !SvNIOK(argsv)) { |
a0d0e21e | 2219 | STRLEN len; |
324aa91a | 2220 | STRLEN need; |
748a9306 | 2221 | s = SvPV_force(argsv, len); |
324aa91a HF |
2222 | need = IOCPARM_LEN(func); |
2223 | if (len < need) { | |
2224 | s = Sv_Grow(argsv, need + 1); | |
2225 | SvCUR_set(argsv, need); | |
a0d0e21e LW |
2226 | } |
2227 | ||
748a9306 | 2228 | s[SvCUR(argsv)] = 17; /* a little sanity check here */ |
a0d0e21e LW |
2229 | } |
2230 | else { | |
748a9306 | 2231 | retval = SvIV(argsv); |
c529f79d | 2232 | s = INT2PTR(char*,retval); /* ouch */ |
a0d0e21e LW |
2233 | } |
2234 | ||
2235 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); | |
2236 | ||
2237 | if (optype == OP_IOCTL) | |
2238 | #ifdef HAS_IOCTL | |
76e3520e | 2239 | retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s); |
a0d0e21e | 2240 | #else |
cea2e8a9 | 2241 | DIE(aTHX_ "ioctl is not implemented"); |
a0d0e21e LW |
2242 | #endif |
2243 | else | |
c214f4ad B |
2244 | #ifndef HAS_FCNTL |
2245 | DIE(aTHX_ "fcntl is not implemented"); | |
2246 | #else | |
55497cff | 2247 | #if defined(OS2) && defined(__EMX__) |
760ac839 | 2248 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); |
55497cff | 2249 | #else |
760ac839 | 2250 | retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); |
301e8125 | 2251 | #endif |
6652bd42 | 2252 | #endif |
a0d0e21e | 2253 | |
6652bd42 | 2254 | #if defined(HAS_IOCTL) || defined(HAS_FCNTL) |
748a9306 LW |
2255 | if (SvPOK(argsv)) { |
2256 | if (s[SvCUR(argsv)] != 17) | |
cea2e8a9 | 2257 | DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", |
53e06cf0 | 2258 | OP_NAME(PL_op)); |
748a9306 LW |
2259 | s[SvCUR(argsv)] = 0; /* put our null back */ |
2260 | SvSETMAGIC(argsv); /* Assume it has changed */ | |
a0d0e21e LW |
2261 | } |
2262 | ||
2263 | if (retval == -1) | |
2264 | RETPUSHUNDEF; | |
2265 | if (retval != 0) { | |
2266 | PUSHi(retval); | |
2267 | } | |
2268 | else { | |
8903cb82 | 2269 | PUSHp(zero_but_true, ZBTLEN); |
a0d0e21e | 2270 | } |
4808266b | 2271 | #endif |
c214f4ad | 2272 | RETURN; |
a0d0e21e LW |
2273 | } |
2274 | ||
2275 | PP(pp_flock) | |
2276 | { | |
9cad6237 | 2277 | #ifdef FLOCK |
39644a26 | 2278 | dSP; dTARGET; |
a0d0e21e LW |
2279 | I32 value; |
2280 | int argtype; | |
2281 | GV *gv; | |
bc37a18f | 2282 | IO *io = NULL; |
760ac839 | 2283 | PerlIO *fp; |
16d20bd9 | 2284 | |
a0d0e21e | 2285 | argtype = POPi; |
32da55ab | 2286 | if (MAXARG == 0) |
3280af22 | 2287 | gv = PL_last_in_gv; |
a0d0e21e LW |
2288 | else |
2289 | gv = (GV*)POPs; | |
bc37a18f RG |
2290 | if (gv && (io = GvIO(gv))) |
2291 | fp = IoIFP(io); | |
2292 | else { | |
a0d0e21e | 2293 | fp = Nullfp; |
bc37a18f RG |
2294 | io = NULL; |
2295 | } | |
a0d0e21e | 2296 | if (fp) { |
68dc0745 | 2297 | (void)PerlIO_flush(fp); |
76e3520e | 2298 | value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); |
a0d0e21e | 2299 | } |
cb50131a | 2300 | else { |
bc37a18f RG |
2301 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2302 | report_evil_fh(gv, io, PL_op->op_type); | |
a0d0e21e | 2303 | value = 0; |
93189314 | 2304 | SETERRNO(EBADF,RMS_IFI); |
cb50131a | 2305 | } |
a0d0e21e LW |
2306 | PUSHi(value); |
2307 | RETURN; | |
2308 | #else | |
cea2e8a9 | 2309 | DIE(aTHX_ PL_no_func, "flock()"); |
a0d0e21e LW |
2310 | #endif |
2311 | } | |
2312 | ||
2313 | /* Sockets. */ | |
2314 | ||
2315 | PP(pp_socket) | |
2316 | { | |
a0d0e21e | 2317 | #ifdef HAS_SOCKET |
9cad6237 | 2318 | dSP; |
a0d0e21e LW |
2319 | GV *gv; |
2320 | register IO *io; | |
2321 | int protocol = POPi; | |
2322 | int type = POPi; | |
2323 | int domain = POPi; | |
2324 | int fd; | |
2325 | ||
2326 | gv = (GV*)POPs; | |
c289d2f7 | 2327 | io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2328 | |
c289d2f7 JH |
2329 | if (!gv || !io) { |
2330 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) | |
2331 | report_evil_fh(gv, io, PL_op->op_type); | |
2332 | if (IoIFP(io)) | |
2333 | do_close(gv, FALSE); | |
93189314 | 2334 | SETERRNO(EBADF,LIB_INVARG); |
a0d0e21e LW |
2335 | RETPUSHUNDEF; |
2336 | } | |
2337 | ||
57171420 BS |
2338 | if (IoIFP(io)) |
2339 | do_close(gv, FALSE); | |
2340 | ||
a0d0e21e | 2341 | TAINT_PROPER("socket"); |
6ad3d225 | 2342 | fd = PerlSock_socket(domain, type, protocol); |
a0d0e21e LW |
2343 | if (fd < 0) |
2344 | RETPUSHUNDEF; | |
460c8493 IZ |
2345 | IoIFP(io) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); /* stdio gets confused about sockets */ |
2346 | IoOFP(io) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2347 | IoTYPE(io) = IoTYPE_SOCKET; |
a0d0e21e | 2348 | if (!IoIFP(io) || !IoOFP(io)) { |
760ac839 LW |
2349 | if (IoIFP(io)) PerlIO_close(IoIFP(io)); |
2350 | if (IoOFP(io)) PerlIO_close(IoOFP(io)); | |
6ad3d225 | 2351 | if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd); |
a0d0e21e LW |
2352 | RETPUSHUNDEF; |
2353 | } | |
8d2a6795 GS |
2354 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2355 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2356 | #endif | |
a0d0e21e | 2357 | |
d5ff79b3 OF |
2358 | #ifdef EPOC |
2359 | setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ | |
2360 | #endif | |
2361 | ||
a0d0e21e LW |
2362 | RETPUSHYES; |
2363 | #else | |
cea2e8a9 | 2364 | DIE(aTHX_ PL_no_sock_func, "socket"); |
a0d0e21e LW |
2365 | #endif |
2366 | } | |
2367 | ||
2368 | PP(pp_sockpair) | |
2369 | { | |
c95c94b1 | 2370 | #if defined (HAS_SOCKETPAIR) || (defined (HAS_SOCKET) && defined(SOCK_DGRAM) && defined(AF_INET) && defined(PF_INET)) |
76ffd3b9 | 2371 | dSP; |
a0d0e21e LW |
2372 | GV *gv1; |
2373 | GV *gv2; | |
2374 | register IO *io1; | |
2375 | register IO *io2; | |
2376 | int protocol = POPi; | |
2377 | int type = POPi; | |
2378 | int domain = POPi; | |
2379 | int fd[2]; | |
2380 | ||
2381 | gv2 = (GV*)POPs; | |
2382 | gv1 = (GV*)POPs; | |
c289d2f7 JH |
2383 | io1 = gv1 ? GvIOn(gv1) : NULL; |
2384 | io2 = gv2 ? GvIOn(gv2) : NULL; | |
2385 | if (!gv1 || !gv2 || !io1 || !io2) { | |
2386 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { | |
2387 | if (!gv1 || !io1) | |
2388 | report_evil_fh(gv1, io1, PL_op->op_type); | |
2389 | if (!gv2 || !io2) | |
2390 | report_evil_fh(gv1, io2, PL_op->op_type); | |
2391 | } | |
2392 | if (IoIFP(io1)) | |
2393 | do_close(gv1, FALSE); | |
2394 | if (IoIFP(io2)) | |
2395 | do_close(gv2, FALSE); | |
a0d0e21e | 2396 | RETPUSHUNDEF; |
c289d2f7 | 2397 | } |
a0d0e21e | 2398 | |
dc0d0a5f JH |
2399 | if (IoIFP(io1)) |
2400 | do_close(gv1, FALSE); | |
2401 | if (IoIFP(io2)) | |
2402 | do_close(gv2, FALSE); | |
57171420 | 2403 | |
a0d0e21e | 2404 | TAINT_PROPER("socketpair"); |
6ad3d225 | 2405 | if (PerlSock_socketpair(domain, type, protocol, fd) < 0) |
a0d0e21e | 2406 | RETPUSHUNDEF; |
460c8493 IZ |
2407 | IoIFP(io1) = PerlIO_fdopen(fd[0], "r"SOCKET_OPEN_MODE); |
2408 | IoOFP(io1) = PerlIO_fdopen(fd[0], "w"SOCKET_OPEN_MODE); | |
50952442 | 2409 | IoTYPE(io1) = IoTYPE_SOCKET; |
460c8493 IZ |
2410 | IoIFP(io2) = PerlIO_fdopen(fd[1], "r"SOCKET_OPEN_MODE); |
2411 | IoOFP(io2) = PerlIO_fdopen(fd[1], "w"SOCKET_OPEN_MODE); | |
50952442 | 2412 | IoTYPE(io2) = IoTYPE_SOCKET; |
a0d0e21e | 2413 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { |
760ac839 LW |
2414 | if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); |
2415 | if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); | |
6ad3d225 | 2416 | if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]); |
760ac839 LW |
2417 | if (IoIFP(io2)) PerlIO_close(IoIFP(io2)); |
2418 | if (IoOFP(io2)) PerlIO_close(IoOFP(io2)); | |
6ad3d225 | 2419 | if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]); |
a0d0e21e LW |
2420 | RETPUSHUNDEF; |
2421 | } | |
8d2a6795 GS |
2422 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2423 | fcntl(fd[0],F_SETFD,fd[0] > PL_maxsysfd); /* ensure close-on-exec */ | |
2424 | fcntl(fd[1],F_SETFD,fd[1] > PL_maxsysfd); /* ensure close-on-exec */ | |
2425 | #endif | |
a0d0e21e LW |
2426 | |
2427 | RETPUSHYES; | |
2428 | #else | |
cea2e8a9 | 2429 | DIE(aTHX_ PL_no_sock_func, "socketpair"); |
a0d0e21e LW |
2430 | #endif |
2431 | } | |
2432 | ||
2433 | PP(pp_bind) | |
2434 | { | |
a0d0e21e | 2435 | #ifdef HAS_SOCKET |
9cad6237 | 2436 | dSP; |
eec2d3df | 2437 | #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ |
82b3da69 JH |
2438 | extern void GETPRIVMODE(); |
2439 | extern void GETUSERMODE(); | |
eec2d3df | 2440 | #endif |
748a9306 | 2441 | SV *addrsv = POPs; |
a0d0e21e LW |
2442 | char *addr; |
2443 | GV *gv = (GV*)POPs; | |
2444 | register IO *io = GvIOn(gv); | |
2445 | STRLEN len; | |
eec2d3df GS |
2446 | int bind_ok = 0; |
2447 | #ifdef MPE | |
2448 | int mpeprivmode = 0; | |
2449 | #endif | |
a0d0e21e LW |
2450 | |
2451 | if (!io || !IoIFP(io)) | |
2452 | goto nuts; | |
2453 | ||
748a9306 | 2454 | addr = SvPV(addrsv, len); |
a0d0e21e | 2455 | TAINT_PROPER("bind"); |
eec2d3df GS |
2456 | #ifdef MPE /* Deal with MPE bind() peculiarities */ |
2457 | if (((struct sockaddr *)addr)->sa_family == AF_INET) { | |
2458 | /* The address *MUST* stupidly be zero. */ | |
2459 | ((struct sockaddr_in *)addr)->sin_addr.s_addr = INADDR_ANY; | |
2460 | /* PRIV mode is required to bind() to ports < 1024. */ | |
2461 | if (((struct sockaddr_in *)addr)->sin_port < 1024 && | |
2462 | ((struct sockaddr_in *)addr)->sin_port > 0) { | |
2463 | GETPRIVMODE(); /* If this fails, we are aborted by MPE/iX. */ | |
2464 | mpeprivmode = 1; | |
2465 | } | |
2466 | } | |
2467 | #endif /* MPE */ | |
2468 | if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), | |
2469 | (struct sockaddr *)addr, len) >= 0) | |
2470 | bind_ok = 1; | |
2471 | ||
2472 | #ifdef MPE /* Switch back to USER mode */ | |
2473 | if (mpeprivmode) | |
2474 | GETUSERMODE(); | |
2475 | #endif /* MPE */ | |
2476 | ||
2477 | if (bind_ok) | |
a0d0e21e LW |
2478 | RETPUSHYES; |
2479 | else | |
2480 | RETPUSHUNDEF; | |
2481 | ||
2482 | nuts: | |
599cee73 | 2483 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2484 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2485 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2486 | RETPUSHUNDEF; |
2487 | #else | |
cea2e8a9 | 2488 | DIE(aTHX_ PL_no_sock_func, "bind"); |
a0d0e21e LW |
2489 | #endif |
2490 | } | |
2491 | ||
2492 | PP(pp_connect) | |
2493 | { | |
a0d0e21e | 2494 | #ifdef HAS_SOCKET |
9cad6237 | 2495 | dSP; |
748a9306 | 2496 | SV *addrsv = POPs; |
a0d0e21e LW |
2497 | char *addr; |
2498 | GV *gv = (GV*)POPs; | |
2499 | register IO *io = GvIOn(gv); | |
2500 | STRLEN len; | |
2501 | ||
2502 | if (!io || !IoIFP(io)) | |
2503 | goto nuts; | |
2504 | ||
748a9306 | 2505 | addr = SvPV(addrsv, len); |
a0d0e21e | 2506 | TAINT_PROPER("connect"); |
6ad3d225 | 2507 | if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0) |
a0d0e21e LW |
2508 | RETPUSHYES; |
2509 | else | |
2510 | RETPUSHUNDEF; | |
2511 | ||
2512 | nuts: | |
599cee73 | 2513 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2514 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2515 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2516 | RETPUSHUNDEF; |
2517 | #else | |
cea2e8a9 | 2518 | DIE(aTHX_ PL_no_sock_func, "connect"); |
a0d0e21e LW |
2519 | #endif |
2520 | } | |
2521 | ||
2522 | PP(pp_listen) | |
2523 | { | |
a0d0e21e | 2524 | #ifdef HAS_SOCKET |
9cad6237 | 2525 | dSP; |
a0d0e21e LW |
2526 | int backlog = POPi; |
2527 | GV *gv = (GV*)POPs; | |
c289d2f7 | 2528 | register IO *io = gv ? GvIOn(gv) : NULL; |
a0d0e21e | 2529 | |
c289d2f7 | 2530 | if (!gv || !io || !IoIFP(io)) |
a0d0e21e LW |
2531 | goto nuts; |
2532 | ||
6ad3d225 | 2533 | if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) |
a0d0e21e LW |
2534 | RETPUSHYES; |
2535 | else | |
2536 | RETPUSHUNDEF; | |
2537 | ||
2538 | nuts: | |
599cee73 | 2539 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2540 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2541 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2542 | RETPUSHUNDEF; |
2543 | #else | |
cea2e8a9 | 2544 | DIE(aTHX_ PL_no_sock_func, "listen"); |
a0d0e21e LW |
2545 | #endif |
2546 | } | |
2547 | ||
2548 | PP(pp_accept) | |
2549 | { | |
a0d0e21e | 2550 | #ifdef HAS_SOCKET |
9cad6237 | 2551 | dSP; dTARGET; |
a0d0e21e LW |
2552 | GV *ngv; |
2553 | GV *ggv; | |
2554 | register IO *nstio; | |
2555 | register IO *gstio; | |
93d47a36 JH |
2556 | char namebuf[MAXPATHLEN]; |
2557 | #if (defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)) || defined(MPE) || defined(__QNXNTO__) | |
2558 | Sock_size_t len = sizeof (struct sockaddr_in); | |
2559 | #else | |
2560 | Sock_size_t len = sizeof namebuf; | |
2561 | #endif | |
a0d0e21e LW |
2562 | int fd; |
2563 | ||
2564 | ggv = (GV*)POPs; | |
2565 | ngv = (GV*)POPs; | |
2566 | ||
2567 | if (!ngv) | |
2568 | goto badexit; | |
2569 | if (!ggv) | |
2570 | goto nuts; | |
2571 | ||
2572 | gstio = GvIO(ggv); | |
2573 | if (!gstio || !IoIFP(gstio)) | |
2574 | goto nuts; | |
2575 | ||
2576 | nstio = GvIOn(ngv); | |
93d47a36 | 2577 | fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *) namebuf, &len); |
a0d0e21e LW |
2578 | if (fd < 0) |
2579 | goto badexit; | |
a70048fb AB |
2580 | if (IoIFP(nstio)) |
2581 | do_close(ngv, FALSE); | |
460c8493 IZ |
2582 | IoIFP(nstio) = PerlIO_fdopen(fd, "r"SOCKET_OPEN_MODE); |
2583 | IoOFP(nstio) = PerlIO_fdopen(fd, "w"SOCKET_OPEN_MODE); | |
50952442 | 2584 | IoTYPE(nstio) = IoTYPE_SOCKET; |
a0d0e21e | 2585 | if (!IoIFP(nstio) || !IoOFP(nstio)) { |
760ac839 LW |
2586 | if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); |
2587 | if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); | |
6ad3d225 | 2588 | if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd); |
a0d0e21e LW |
2589 | goto badexit; |
2590 | } | |
8d2a6795 GS |
2591 | #if defined(HAS_FCNTL) && defined(F_SETFD) |
2592 | fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ | |
2593 | #endif | |
a0d0e21e | 2594 | |
ed79a026 | 2595 | #ifdef EPOC |
93d47a36 | 2596 | len = sizeof (struct sockaddr_in); /* EPOC somehow truncates info */ |
a9f1f6b0 | 2597 | setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ |
ed79a026 | 2598 | #endif |
381c1bae | 2599 | #ifdef __SCO_VERSION__ |
93d47a36 | 2600 | len = sizeof (struct sockaddr_in); /* OpenUNIX 8 somehow truncates info */ |
381c1bae | 2601 | #endif |
ed79a026 | 2602 | |
93d47a36 | 2603 | PUSHp(namebuf, len); |
a0d0e21e LW |
2604 | RETURN; |
2605 | ||
2606 | nuts: | |
599cee73 | 2607 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2608 | report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); |
93189314 | 2609 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2610 | |
2611 | badexit: | |
2612 | RETPUSHUNDEF; | |
2613 | ||
2614 | #else | |
cea2e8a9 | 2615 | DIE(aTHX_ PL_no_sock_func, "accept"); |
a0d0e21e LW |
2616 | #endif |
2617 | } | |
2618 | ||
2619 | PP(pp_shutdown) | |
2620 | { | |
a0d0e21e | 2621 | #ifdef HAS_SOCKET |
9cad6237 | 2622 | dSP; dTARGET; |
a0d0e21e LW |
2623 | int how = POPi; |
2624 | GV *gv = (GV*)POPs; | |
2625 | register IO *io = GvIOn(gv); | |
2626 | ||
2627 | if (!io || !IoIFP(io)) | |
2628 | goto nuts; | |
2629 | ||
6ad3d225 | 2630 | PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 ); |
a0d0e21e LW |
2631 | RETURN; |
2632 | ||
2633 | nuts: | |
599cee73 | 2634 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2635 | report_evil_fh(gv, io, PL_op->op_type); |
93189314 | 2636 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2637 | RETPUSHUNDEF; |
2638 | #else | |
cea2e8a9 | 2639 | DIE(aTHX_ PL_no_sock_func, "shutdown"); |
a0d0e21e LW |
2640 | #endif |
2641 | } | |
2642 | ||
2643 | PP(pp_gsockopt) | |
2644 | { | |
2645 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2646 | return pp_ssockopt(); |
a0d0e21e | 2647 | #else |
cea2e8a9 | 2648 | DIE(aTHX_ PL_no_sock_func, "getsockopt"); |
a0d0e21e LW |
2649 | #endif |
2650 | } | |
2651 | ||
2652 | PP(pp_ssockopt) | |
2653 | { | |
a0d0e21e | 2654 | #ifdef HAS_SOCKET |
9cad6237 | 2655 | dSP; |
533c011a | 2656 | int optype = PL_op->op_type; |
a0d0e21e LW |
2657 | SV *sv; |
2658 | int fd; | |
2659 | unsigned int optname; | |
2660 | unsigned int lvl; | |
2661 | GV *gv; | |
2662 | register IO *io; | |
1e422769 | 2663 | Sock_size_t len; |
a0d0e21e LW |
2664 | |
2665 | if (optype == OP_GSOCKOPT) | |
2666 | sv = sv_2mortal(NEWSV(22, 257)); | |
2667 | else | |
2668 | sv = POPs; | |
2669 | optname = (unsigned int) POPi; | |
2670 | lvl = (unsigned int) POPi; | |
2671 | ||
2672 | gv = (GV*)POPs; | |
2673 | io = GvIOn(gv); | |
2674 | if (!io || !IoIFP(io)) | |
2675 | goto nuts; | |
2676 | ||
760ac839 | 2677 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2678 | switch (optype) { |
2679 | case OP_GSOCKOPT: | |
748a9306 | 2680 | SvGROW(sv, 257); |
a0d0e21e | 2681 | (void)SvPOK_only(sv); |
748a9306 LW |
2682 | SvCUR_set(sv,256); |
2683 | *SvEND(sv) ='\0'; | |
1e422769 | 2684 | len = SvCUR(sv); |
6ad3d225 | 2685 | if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0) |
a0d0e21e | 2686 | goto nuts2; |
1e422769 | 2687 | SvCUR_set(sv, len); |
748a9306 | 2688 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2689 | PUSHs(sv); |
2690 | break; | |
2691 | case OP_SSOCKOPT: { | |
1e422769 PP |
2692 | char *buf; |
2693 | int aint; | |
2694 | if (SvPOKp(sv)) { | |
2d8e6c8d GS |
2695 | STRLEN l; |
2696 | buf = SvPV(sv, l); | |
2697 | len = l; | |
1e422769 | 2698 | } |
56ee1660 | 2699 | else { |
a0d0e21e LW |
2700 | aint = (int)SvIV(sv); |
2701 | buf = (char*)&aint; | |
2702 | len = sizeof(int); | |
2703 | } | |
6ad3d225 | 2704 | if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0) |
a0d0e21e | 2705 | goto nuts2; |
3280af22 | 2706 | PUSHs(&PL_sv_yes); |
a0d0e21e LW |
2707 | } |
2708 | break; | |
2709 | } | |
2710 | RETURN; | |
2711 | ||
2712 | nuts: | |
599cee73 | 2713 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2714 | report_evil_fh(gv, io, optype); |
93189314 | 2715 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2716 | nuts2: |
2717 | RETPUSHUNDEF; | |
2718 | ||
2719 | #else | |
cea2e8a9 | 2720 | DIE(aTHX_ PL_no_sock_func, "setsockopt"); |
a0d0e21e LW |
2721 | #endif |
2722 | } | |
2723 | ||
2724 | PP(pp_getsockname) | |
2725 | { | |
2726 | #ifdef HAS_SOCKET | |
cea2e8a9 | 2727 | return pp_getpeername(); |
a0d0e21e | 2728 | #else |
cea2e8a9 | 2729 | DIE(aTHX_ PL_no_sock_func, "getsockname"); |
a0d0e21e LW |
2730 | #endif |
2731 | } | |
2732 | ||
2733 | PP(pp_getpeername) | |
2734 | { | |
a0d0e21e | 2735 | #ifdef HAS_SOCKET |
9cad6237 | 2736 | dSP; |
533c011a | 2737 | int optype = PL_op->op_type; |
a0d0e21e LW |
2738 | SV *sv; |
2739 | int fd; | |
2740 | GV *gv = (GV*)POPs; | |
2741 | register IO *io = GvIOn(gv); | |
1e422769 | 2742 | Sock_size_t len; |
a0d0e21e LW |
2743 | |
2744 | if (!io || !IoIFP(io)) | |
2745 | goto nuts; | |
2746 | ||
2747 | sv = sv_2mortal(NEWSV(22, 257)); | |
748a9306 | 2748 | (void)SvPOK_only(sv); |
1e422769 PP |
2749 | len = 256; |
2750 | SvCUR_set(sv, len); | |
748a9306 | 2751 | *SvEND(sv) ='\0'; |
760ac839 | 2752 | fd = PerlIO_fileno(IoIFP(io)); |
a0d0e21e LW |
2753 | switch (optype) { |
2754 | case OP_GETSOCKNAME: | |
6ad3d225 | 2755 | if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e LW |
2756 | goto nuts2; |
2757 | break; | |
2758 | case OP_GETPEERNAME: | |
6ad3d225 | 2759 | if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0) |
a0d0e21e | 2760 | goto nuts2; |
490ab354 JH |
2761 | #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS) |
2762 | { | |
2763 | 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"; | |
2764 | /* If the call succeeded, make sure we don't have a zeroed port/addr */ | |
2765 | if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && | |
2766 | !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, | |
2767 | sizeof(u_short) + sizeof(struct in_addr))) { | |
301e8125 | 2768 | goto nuts2; |
490ab354 JH |
2769 | } |
2770 | } | |
2771 | #endif | |
a0d0e21e LW |
2772 | break; |
2773 | } | |
13826f2c CS |
2774 | #ifdef BOGUS_GETNAME_RETURN |
2775 | /* Interactive Unix, getpeername() and getsockname() | |
2776 | does not return valid namelen */ | |
1e422769 PP |
2777 | if (len == BOGUS_GETNAME_RETURN) |
2778 | len = sizeof(struct sockaddr); | |
13826f2c | 2779 | #endif |
1e422769 | 2780 | SvCUR_set(sv, len); |
748a9306 | 2781 | *SvEND(sv) ='\0'; |
a0d0e21e LW |
2782 | PUSHs(sv); |
2783 | RETURN; | |
2784 | ||
2785 | nuts: | |
599cee73 | 2786 | if (ckWARN(WARN_CLOSED)) |
bc37a18f | 2787 | report_evil_fh(gv, io, optype); |
93189314 | 2788 | SETERRNO(EBADF,SS_IVCHAN); |
a0d0e21e LW |
2789 | nuts2: |
2790 | RETPUSHUNDEF; | |
2791 | ||
2792 | #else | |
cea2e8a9 | 2793 | DIE(aTHX_ PL_no_sock_func, "getpeername"); |
a0d0e21e LW |
2794 | #endif |
2795 | } | |
2796 | ||
2797 | /* Stat calls. */ | |
2798 | ||
2799 | PP(pp_lstat) | |
2800 | { | |
cea2e8a9 | 2801 | return pp_stat(); |
a0d0e21e LW |
2802 | } |
2803 | ||
2804 | PP(pp_stat) | |
2805 | { | |
39644a26 | 2806 | dSP; |
2dd78f96 | 2807 | GV *gv; |
54310121 | 2808 | I32 gimme; |
a0d0e21e | 2809 | I32 max = 13; |
2d8e6c8d | 2810 | STRLEN n_a; |
a0d0e21e | 2811 | |
533c011a | 2812 | if (PL_op->op_flags & OPf_REF) { |
2dd78f96 | 2813 | gv = cGVOP_gv; |
8a4e5b40 | 2814 | if (PL_op->op_type == OP_LSTAT) { |
5d3e98de RGS |
2815 | if (gv != PL_defgv) { |
2816 | if (ckWARN(WARN_IO)) | |
9014280d | 2817 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de RGS |
2818 | "lstat() on filehandle %s", GvENAME(gv)); |
2819 | } else if (PL_laststype != OP_LSTAT) | |
8a4e5b40 | 2820 | Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); |
8a4e5b40 DD |
2821 | } |
2822 | ||
748a9306 | 2823 | do_fstat: |
2dd78f96 | 2824 | if (gv != PL_defgv) { |
3280af22 | 2825 | PL_laststype = OP_STAT; |
2dd78f96 | 2826 | PL_statgv = gv; |
c69006e4 | 2827 | sv_setpvn(PL_statname, "", 0); |
2dd78f96 JH |
2828 | PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) |
2829 | ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); | |
a0d0e21e | 2830 | } |
9ddeeac9 | 2831 | if (PL_laststatval < 0) { |
2dd78f96 JH |
2832 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) |
2833 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); | |
a0d0e21e | 2834 | max = 0; |
9ddeeac9 | 2835 | } |
a0d0e21e LW |
2836 | } |
2837 | else { | |
748a9306 LW |
2838 | SV* sv = POPs; |
2839 | if (SvTYPE(sv) == SVt_PVGV) { | |
2dd78f96 | 2840 | gv = (GV*)sv; |
748a9306 LW |
2841 | goto do_fstat; |
2842 | } | |
2843 | else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { | |
2dd78f96 | 2844 | gv = (GV*)SvRV(sv); |
5d3e98de | 2845 | if (PL_op->op_type == OP_LSTAT && ckWARN(WARN_IO)) |
9014280d | 2846 | Perl_warner(aTHX_ packWARN(WARN_IO), |
5d3e98de | 2847 | "lstat() on filehandle %s", GvENAME(gv)); |
748a9306 LW |
2848 | goto do_fstat; |
2849 | } | |
2d8e6c8d | 2850 | sv_setpv(PL_statname, SvPV(sv,n_a)); |
3280af22 | 2851 | PL_statgv = Nullgv; |
533c011a NIS |
2852 | PL_laststype = PL_op->op_type; |
2853 | if (PL_op->op_type == OP_LSTAT) | |
2d8e6c8d | 2854 | PL_laststatval = PerlLIO_lstat(SvPV(PL_statname, n_a), &PL_statcache); |
a0d0e21e | 2855 | else |
2d8e6c8d | 2856 | PL_laststatval = PerlLIO_stat(SvPV(PL_statname, n_a), &PL_statcache); |
3280af22 | 2857 | if (PL_laststatval < 0) { |
2d8e6c8d | 2858 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 2859 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "stat"); |
a0d0e21e LW |
2860 | max = 0; |
2861 | } | |
2862 | } | |
2863 | ||
54310121 PP |
2864 | gimme = GIMME_V; |
2865 | if (gimme != G_ARRAY) { | |
2866 | if (gimme != G_VOID) | |
2867 | XPUSHs(boolSV(max)); | |
2868 | RETURN; | |
a0d0e21e LW |
2869 | } |
2870 | if (max) { | |
36477c24 PP |
2871 | EXTEND(SP, max); |
2872 | EXTEND_MORTAL(max); | |
1ff81528 PL |
2873 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_dev))); |
2874 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ino))); | |
b448e4fe JH |
2875 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_mode))); |
2876 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_nlink))); | |
146174a9 CB |
2877 | #if Uid_t_size > IVSIZE |
2878 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_uid))); | |
2879 | #else | |
23dcd6c8 | 2880 | # if Uid_t_sign <= 0 |
1ff81528 | 2881 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_uid))); |
23dcd6c8 JH |
2882 | # else |
2883 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); | |
2884 | # endif | |
146174a9 | 2885 | #endif |
301e8125 | 2886 | #if Gid_t_size > IVSIZE |
146174a9 CB |
2887 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); |
2888 | #else | |
23dcd6c8 | 2889 | # if Gid_t_sign <= 0 |
1ff81528 | 2890 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_gid))); |
23dcd6c8 JH |
2891 | # else |
2892 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_gid))); | |
2893 | # endif | |
146174a9 | 2894 | #endif |
cbdc8872 | 2895 | #ifdef USE_STAT_RDEV |
1ff81528 | 2896 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_rdev))); |
cbdc8872 | 2897 | #else |
79cb57f6 | 2898 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
cbdc8872 | 2899 | #endif |
146174a9 | 2900 | #if Off_t_size > IVSIZE |
4a9d6100 | 2901 | PUSHs(sv_2mortal(newSVnv((NV)PL_statcache.st_size))); |
146174a9 | 2902 | #else |
1ff81528 | 2903 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_size))); |
146174a9 | 2904 | #endif |
cbdc8872 | 2905 | #ifdef BIG_TIME |
172ae379 JH |
2906 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_atime))); |
2907 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_mtime))); | |
2908 | PUSHs(sv_2mortal(newSVnv(PL_statcache.st_ctime))); | |
cbdc8872 | 2909 | #else |
1ff81528 PL |
2910 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_atime))); |
2911 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_mtime))); | |
2912 | PUSHs(sv_2mortal(newSViv(PL_statcache.st_ctime))); | |
cbdc8872 | 2913 | #endif |
a0d0e21e | 2914 | #ifdef USE_STAT_BLOCKS |
b448e4fe JH |
2915 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blksize))); |
2916 | PUSHs(sv_2mortal(newSVuv(PL_statcache.st_blocks))); | |
a0d0e21e | 2917 | #else |
79cb57f6 GS |
2918 | PUSHs(sv_2mortal(newSVpvn("", 0))); |
2919 | PUSHs(sv_2mortal(newSVpvn("", 0))); | |
a0d0e21e LW |
2920 | #endif |
2921 | } | |
2922 | RETURN; | |
2923 | } | |
2924 | ||
fbb0b3b3 RGS |
2925 | /* This macro is used by the stacked filetest operators : |
2926 | * if the previous filetest failed, short-circuit and pass its value. | |
2927 | * Else, discard it from the stack and continue. --rgs | |
2928 | */ | |
2929 | #define STACKED_FTEST_CHECK if (PL_op->op_private & OPpFT_STACKED) { \ | |
2930 | if (TOPs == &PL_sv_no || TOPs == &PL_sv_undef) { RETURN; } \ | |
2931 | else { (void)POPs; PUTBACK; } \ | |
2932 | } | |
2933 | ||
a0d0e21e LW |
2934 | PP(pp_ftrread) |
2935 | { | |
9cad6237 | 2936 | I32 result; |
2a3ff820 | 2937 | dSP; |
fbb0b3b3 | 2938 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2939 | #if defined(HAS_ACCESS) && defined(R_OK) |
1af34c76 | 2940 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2941 | STRLEN n_a; |
43b06338 | 2942 | result = access(POPpx, R_OK); |
5ff3f7a4 GS |
2943 | if (result == 0) |
2944 | RETPUSHYES; | |
2945 | if (result < 0) | |
2946 | RETPUSHUNDEF; | |
2947 | RETPUSHNO; | |
22865c03 GS |
2948 | } |
2949 | else | |
cea2e8a9 | 2950 | result = my_stat(); |
5ff3f7a4 | 2951 | #else |
cea2e8a9 | 2952 | result = my_stat(); |
5ff3f7a4 | 2953 | #endif |
22865c03 | 2954 | SPAGAIN; |
a0d0e21e LW |
2955 | if (result < 0) |
2956 | RETPUSHUNDEF; | |
3280af22 | 2957 | if (cando(S_IRUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2958 | RETPUSHYES; |
2959 | RETPUSHNO; | |
2960 | } | |
2961 | ||
2962 | PP(pp_ftrwrite) | |
2963 | { | |
9cad6237 | 2964 | I32 result; |
2a3ff820 | 2965 | dSP; |
fbb0b3b3 | 2966 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2967 | #if defined(HAS_ACCESS) && defined(W_OK) |
1af34c76 | 2968 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2969 | STRLEN n_a; |
43b06338 | 2970 | result = access(POPpx, W_OK); |
5ff3f7a4 GS |
2971 | if (result == 0) |
2972 | RETPUSHYES; | |
2973 | if (result < 0) | |
2974 | RETPUSHUNDEF; | |
2975 | RETPUSHNO; | |
22865c03 GS |
2976 | } |
2977 | else | |
cea2e8a9 | 2978 | result = my_stat(); |
5ff3f7a4 | 2979 | #else |
cea2e8a9 | 2980 | result = my_stat(); |
5ff3f7a4 | 2981 | #endif |
22865c03 | 2982 | SPAGAIN; |
a0d0e21e LW |
2983 | if (result < 0) |
2984 | RETPUSHUNDEF; | |
3280af22 | 2985 | if (cando(S_IWUSR, 0, &PL_statcache)) |
a0d0e21e LW |
2986 | RETPUSHYES; |
2987 | RETPUSHNO; | |
2988 | } | |
2989 | ||
2990 | PP(pp_ftrexec) | |
2991 | { | |
9cad6237 | 2992 | I32 result; |
2a3ff820 | 2993 | dSP; |
fbb0b3b3 | 2994 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 2995 | #if defined(HAS_ACCESS) && defined(X_OK) |
1af34c76 | 2996 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 2997 | STRLEN n_a; |
43b06338 | 2998 | result = access(POPpx, X_OK); |
5ff3f7a4 GS |
2999 | if (result == 0) |
3000 | RETPUSHYES; | |
3001 | if (result < 0) | |
3002 | RETPUSHUNDEF; | |
3003 | RETPUSHNO; | |
22865c03 GS |
3004 | } |
3005 | else | |
cea2e8a9 | 3006 | result = my_stat(); |
5ff3f7a4 | 3007 | #else |
cea2e8a9 | 3008 | result = my_stat(); |
5ff3f7a4 | 3009 | #endif |
22865c03 | 3010 | SPAGAIN; |
a0d0e21e LW |
3011 | if (result < 0) |
3012 | RETPUSHUNDEF; | |
3280af22 | 3013 | if (cando(S_IXUSR, 0, &PL_statcache)) |
a0d0e21e LW |
3014 | RETPUSHYES; |
3015 | RETPUSHNO; | |
3016 | } | |
3017 | ||
3018 | PP(pp_fteread) | |
3019 | { | |
9cad6237 | 3020 | I32 result; |
2a3ff820 | 3021 | dSP; |
fbb0b3b3 | 3022 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3023 | #ifdef PERL_EFF_ACCESS_R_OK |
1af34c76 | 3024 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3025 | STRLEN n_a; |
43b06338 | 3026 | result = PERL_EFF_ACCESS_R_OK(POPpx); |
5ff3f7a4 GS |
3027 | if (result == 0) |
3028 | RETPUSHYES; | |
3029 | if (result < 0) | |
3030 | RETPUSHUNDEF; | |
3031 | RETPUSHNO; | |
22865c03 GS |
3032 | } |
3033 | else | |
cea2e8a9 | 3034 | result = my_stat(); |
5ff3f7a4 | 3035 | #else |
cea2e8a9 | 3036 | result = my_stat(); |
5ff3f7a4 | 3037 | #endif |
22865c03 | 3038 | SPAGAIN; |
a0d0e21e LW |
3039 | if (result < 0) |
3040 | RETPUSHUNDEF; | |
3280af22 | 3041 | if (cando(S_IRUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3042 | RETPUSHYES; |
3043 | RETPUSHNO; | |
3044 | } | |
3045 | ||
3046 | PP(pp_ftewrite) | |
3047 | { | |
9cad6237 | 3048 | I32 result; |
2a3ff820 | 3049 | dSP; |
fbb0b3b3 | 3050 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3051 | #ifdef PERL_EFF_ACCESS_W_OK |
1af34c76 | 3052 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3053 | STRLEN n_a; |
43b06338 | 3054 | result = PERL_EFF_ACCESS_W_OK(POPpx); |
5ff3f7a4 GS |
3055 | if (result == 0) |
3056 | RETPUSHYES; | |
3057 | if (result < 0) | |
3058 | RETPUSHUNDEF; | |
3059 | RETPUSHNO; | |
22865c03 GS |
3060 | } |
3061 | else | |
cea2e8a9 | 3062 | result = my_stat(); |
5ff3f7a4 | 3063 | #else |
cea2e8a9 | 3064 | result = my_stat(); |
5ff3f7a4 | 3065 | #endif |
22865c03 | 3066 | SPAGAIN; |
a0d0e21e LW |
3067 | if (result < 0) |
3068 | RETPUSHUNDEF; | |
3280af22 | 3069 | if (cando(S_IWUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3070 | RETPUSHYES; |
3071 | RETPUSHNO; | |
3072 | } | |
3073 | ||
3074 | PP(pp_fteexec) | |
3075 | { | |
9cad6237 | 3076 | I32 result; |
2a3ff820 | 3077 | dSP; |
fbb0b3b3 | 3078 | STACKED_FTEST_CHECK; |
5ff3f7a4 | 3079 | #ifdef PERL_EFF_ACCESS_X_OK |
1af34c76 | 3080 | if ((PL_op->op_private & OPpFT_ACCESS) && SvPOK(TOPs)) { |
fbb0b3b3 | 3081 | STRLEN n_a; |
43b06338 | 3082 | result = PERL_EFF_ACCESS_X_OK(POPpx); |
5ff3f7a4 GS |
3083 | if (result == 0) |
3084 | RETPUSHYES; | |
3085 | if (result < 0) | |
3086 | RETPUSHUNDEF; | |
3087 | RETPUSHNO; | |
22865c03 GS |
3088 | } |
3089 | else | |
cea2e8a9 | 3090 | result = my_stat(); |
5ff3f7a4 | 3091 | #else |
cea2e8a9 | 3092 | result = my_stat(); |
5ff3f7a4 | 3093 | #endif |
22865c03 | 3094 | SPAGAIN; |
a0d0e21e LW |
3095 | if (result < 0) |
3096 | RETPUSHUNDEF; | |
3280af22 | 3097 | if (cando(S_IXUSR, 1, &PL_statcache)) |
a0d0e21e LW |
3098 | RETPUSHYES; |
3099 | RETPUSHNO; | |
3100 | } | |
3101 | ||
3102 | PP(pp_ftis) | |
3103 | { | |
fbb0b3b3 | 3104 | I32 result; |
2a3ff820 | 3105 | dSP; |
fbb0b3b3 RGS |
3106 | STACKED_FTEST_CHECK; |
3107 | result = my_stat(); | |
3108 | SPAGAIN; | |
a0d0e21e LW |
3109 | if (result < 0) |
3110 | RETPUSHUNDEF; | |
3111 | RETPUSHYES; | |
3112 | } | |
3113 | ||
3114 | PP(pp_fteowned) | |
3115 | { | |
cea2e8a9 | 3116 | return pp_ftrowned(); |
a0d0e21e LW |
3117 | } |
3118 | ||
3119 | PP(pp_ftrowned) | |
3120 | { | |
fbb0b3b3 | 3121 | I32 result; |
2a3ff820 | 3122 | dSP; |
fbb0b3b3 RGS |
3123 | STACKED_FTEST_CHECK; |
3124 | result = my_stat(); | |
3125 | SPAGAIN; | |
a0d0e21e LW |
3126 | if (result < 0) |
3127 | RETPUSHUNDEF; | |
146174a9 CB |
3128 | if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? |
3129 | PL_euid : PL_uid) ) | |
a0d0e21e LW |
3130 | RETPUSHYES; |
3131 | RETPUSHNO; | |
3132 | } | |
3133 | ||
3134 | PP(pp_ftzero) | |
3135 | { | |
fbb0b3b3 | 3136 | I32 result; |
2a3ff820 | 3137 | dSP; |
fbb0b3b3 RGS |
3138 | STACKED_FTEST_CHECK; |
3139 | result = my_stat(); | |
3140 | SPAGAIN; | |
a0d0e21e LW |
3141 | if (result < 0) |
3142 | RETPUSHUNDEF; | |
146174a9 | 3143 | if (PL_statcache.st_size == 0) |
a0d0e21e LW |
3144 | RETPUSHYES; |
3145 | RETPUSHNO; | |
3146 | } | |
3147 | ||
3148 | PP(pp_ftsize) | |
3149 | { | |
fbb0b3b3 | 3150 | I32 result; |
2a3ff820 | 3151 | dSP; dTARGET; |
fbb0b3b3 RGS |
3152 | STACKED_FTEST_CHECK; |
3153 | result = my_stat(); | |
3154 | SPAGAIN; | |
a0d0e21e LW |
3155 | if (result < 0) |
3156 | RETPUSHUNDEF; | |
146174a9 CB |
3157 | #if Off_t_size > IVSIZE |
3158 | PUSHn(PL_statcache.st_size); | |
3159 | #else | |
3280af22 | 3160 | PUSHi(PL_statcache.st_size); |
146174a9 | 3161 | #endif |
a0d0e21e LW |
3162 | RETURN; |
3163 | } | |
3164 | ||
3165 | PP(pp_ftmtime) | |
3166 | { | |
fbb0b3b3 | 3167 | I32 result; |
2a3ff820 | 3168 | dSP; dTARGET; |
fbb0b3b3 RGS |
3169 | STACKED_FTEST_CHECK; |
3170 | result = my_stat(); | |
3171 | SPAGAIN; | |
a0d0e21e LW |
3172 | if (result < 0) |
3173 | RETPUSHUNDEF; | |
a80d47c2 | 3174 | PUSHn( (((NV)PL_basetime - PL_statcache.st_mtime)) / 86400.0 ); |
a0d0e21e LW |
3175 | RETURN; |
3176 | } | |
3177 | ||
3178 | PP(pp_ftatime) | |
3179 | { | |
fbb0b3b3 | 3180 | I32 result; |
2a3ff820 | 3181 | dSP; dTARGET; |
fbb0b3b3 RGS |
3182 | STACKED_FTEST_CHECK; |
3183 | result = my_stat(); | |
3184 | SPAGAIN; | |
a0d0e21e LW |
3185 | if (result < 0) |
3186 | RETPUSHUNDEF; | |
a80d47c2 | 3187 | PUSHn( (((NV)PL_basetime - PL_statcache.st_atime)) / 86400.0 ); |
a0d0e21e LW |
3188 | RETURN; |
3189 | } | |
3190 | ||
3191 | PP(pp_ftctime) | |
3192 | { | |
fbb0b3b3 | 3193 | I32 result; |
2a3ff820 | 3194 | dSP; dTARGET; |
fbb0b3b3 RGS |
3195 | STACKED_FTEST_CHECK; |
3196 | result = my_stat(); | |
3197 | SPAGAIN; | |
a0d0e21e LW |
3198 | if (result < 0) |
3199 | RETPUSHUNDEF; | |
a80d47c2 | 3200 | PUSHn( (((NV)PL_basetime - PL_statcache.st_ctime)) / 86400.0 ); |
a0d0e21e LW |
3201 | RETURN; |
3202 | } | |
3203 | ||
3204 | PP(pp_ftsock) | |
3205 | { | |
fbb0b3b3 | 3206 | I32 result; |
2a3ff820 | 3207 | dSP; |
fbb0b3b3 RGS |
3208 | STACKED_FTEST_CHECK; |
3209 | result = my_stat(); | |
3210 | SPAGAIN; | |
a0d0e21e LW |
3211 | if (result < 0) |
3212 | RETPUSHUNDEF; | |
3280af22 | 3213 | if (S_ISSOCK(PL_statcache.st_mode)) |
a0d0e21e LW |
3214 | RETPUSHYES; |
3215 | RETPUSHNO; | |
3216 | } | |
3217 | ||
3218 | PP(pp_ftchr) | |
3219 | { | |
fbb0b3b3 | 3220 | I32 result; |
2a3ff820 | 3221 | dSP; |
fbb0b3b3 RGS |
3222 | STACKED_FTEST_CHECK; |
3223 | result = my_stat(); | |
3224 | SPAGAIN; | |
a0d0e21e LW |
3225 | if (result < 0) |
3226 | RETPUSHUNDEF; | |
3280af22 | 3227 | if (S_ISCHR(PL_statcache.st_mode)) |
a0d0e21e LW |
3228 | RETPUSHYES; |
3229 | RETPUSHNO; | |
3230 | } | |
3231 | ||
3232 | PP(pp_ftblk) | |
3233 | { | |
fbb0b3b3 | 3234 | I32 result; |
2a3ff820 | 3235 | dSP; |
fbb0b3b3 RGS |
3236 | STACKED_FTEST_CHECK; |
3237 | result = my_stat(); | |
3238 | SPAGAIN; | |
a0d0e21e LW |
3239 | if (result < 0) |
3240 | RETPUSHUNDEF; | |
3280af22 | 3241 | if (S_ISBLK(PL_statcache.st_mode)) |
a0d0e21e LW |
3242 | RETPUSHYES; |
3243 | RETPUSHNO; | |
3244 | } | |
3245 | ||
3246 | PP(pp_ftfile) | |
3247 | { | |
fbb0b3b3 | 3248 | I32 result; |
2a3ff820 | 3249 | dSP; |
fbb0b3b3 RGS |
3250 | STACKED_FTEST_CHECK; |
3251 | result = my_stat(); | |
3252 | SPAGAIN; | |
a0d0e21e LW |
3253 | if (result < 0) |
3254 | RETPUSHUNDEF; | |
3280af22 | 3255 | if (S_ISREG(PL_statcache.st_mode)) |
a0d0e21e LW |
3256 | RETPUSHYES; |
3257 | RETPUSHNO; | |
3258 | } | |
3259 | ||
3260 | PP(pp_ftdir) | |
3261 | { | |
fbb0b3b3 | 3262 | I32 result; |
2a3ff820 | 3263 | dSP; |
fbb0b3b3 RGS |
3264 | STACKED_FTEST_CHECK; |
3265 | result = my_stat(); | |
3266 | SPAGAIN; | |
a0d0e21e LW |
3267 | if (result < 0) |
3268 | RETPUSHUNDEF; | |
3280af22 | 3269 | if (S_ISDIR(PL_statcache.st_mode)) |
a0d0e21e LW |
3270 | RETPUSHYES; |
3271 | RETPUSHNO; | |
3272 | } | |
3273 | ||
3274 | PP(pp_ftpipe) | |
3275 | { | |
fbb0b3b3 | 3276 | I32 result; |
2a3ff820 | 3277 | dSP; |
fbb0b3b3 RGS |
3278 | STACKED_FTEST_CHECK; |
3279 | result = my_stat(); | |
3280 | SPAGAIN; | |
a0d0e21e LW |
3281 | if (result < 0) |
3282 | RETPUSHUNDEF; | |
3280af22 | 3283 | if (S_ISFIFO(PL_statcache.st_mode)) |
a0d0e21e LW |
3284 | RETPUSHYES; |
3285 | RETPUSHNO; | |
3286 | } | |
3287 | ||
3288 | PP(pp_ftlink) | |
3289 | { | |
9cad6237 | 3290 | I32 result = my_lstat(); |
2a3ff820 | 3291 | dSP; |
a0d0e21e LW |
3292 | if (result < 0) |
3293 | RETPUSHUNDEF; | |
3280af22 | 3294 | if (S_ISLNK(PL_statcache.st_mode)) |
a0d0e21e LW |
3295 | RETPUSHYES; |
3296 | RETPUSHNO; | |
3297 | } | |
3298 | ||
3299 | PP(pp_ftsuid) | |
3300 | { | |
39644a26 | 3301 | dSP; |
a0d0e21e | 3302 | #ifdef S_ISUID |
fbb0b3b3 RGS |
3303 | I32 result; |
3304 | STACKED_FTEST_CHECK; | |
3305 | result = my_stat(); | |
a0d0e21e LW |
3306 | SPAGAIN; |
3307 | if (result < 0) | |
3308 | RETPUSHUNDEF; | |
3280af22 | 3309 | if (PL_statcache.st_mode & S_ISUID) |
a0d0e21e LW |
3310 | RETPUSHYES; |
3311 | #endif | |
3312 | RETPUSHNO; | |
3313 | } | |
3314 | ||
3315 | PP(pp_ftsgid) | |
3316 | { | |
39644a26 | 3317 | dSP; |
a0d0e21e | 3318 | #ifdef S_ISGID |
fbb0b3b3 RGS |
3319 | I32 result; |
3320 | STACKED_FTEST_CHECK; | |
3321 | result = my_stat(); | |
a0d0e21e LW |
3322 | SPAGAIN; |
3323 | if (result < 0) | |
3324 | RETPUSHUNDEF; | |
3280af22 | 3325 | if (PL_statcache.st_mode & S_ISGID) |
a0d0e21e LW |
3326 | RETPUSHYES; |
3327 | #endif | |
3328 | RETPUSHNO; | |
3329 | } | |
3330 | ||
3331 | PP(pp_ftsvtx) | |
3332 | { | |
39644a26 | 3333 | dSP; |
a0d0e21e | 3334 | #ifdef S_ISVTX |
fbb0b3b3 RGS |
3335 | I32 result; |
3336 | STACKED_FTEST_CHECK; | |
3337 | result = my_stat(); | |
a0d0e21e LW |
3338 | SPAGAIN; |
3339 | if (result < 0) | |
3340 | RETPUSHUNDEF; | |
3280af22 | 3341 | if (PL_statcache.st_mode & S_ISVTX) |
a0d0e21e LW |
3342 | RETPUSHYES; |
3343 | #endif | |
3344 | RETPUSHNO; | |
3345 | } | |
3346 | ||
3347 | PP(pp_fttty) | |
3348 | { | |
39644a26 | 3349 | dSP; |
a0d0e21e LW |
3350 | int fd; |
3351 | GV *gv; | |
7a5fd60d | 3352 | SV *tmpsv = Nullsv; |
fb73857a | 3353 | |
fbb0b3b3 RGS |
3354 | STACKED_FTEST_CHECK; |
3355 | ||
533c011a | 3356 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3357 | gv = cGVOP_gv; |
fb73857a PP |
3358 | else if (isGV(TOPs)) |
3359 | gv = (GV*)POPs; | |
3360 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3361 | gv = (GV*)SvRV(POPs); | |
a0d0e21e | 3362 | else |
7a5fd60d | 3363 | gv = gv_fetchsv(tmpsv = POPs, FALSE, SVt_PVIO); |
fb73857a | 3364 | |
a0d0e21e | 3365 | if (GvIO(gv) && IoIFP(GvIOp(gv))) |
760ac839 | 3366 | fd = PerlIO_fileno(IoIFP(GvIOp(gv))); |
7a5fd60d NC |
3367 | else if (tmpsv && SvOK(tmpsv)) { |
3368 | STRLEN n_a; | |
3369 | char *tmps = SvPV(tmpsv, n_a); | |
3370 | if (isDIGIT(*tmps)) | |
3371 | fd = atoi(tmps); | |
3372 | else | |
3373 | RETPUSHUNDEF; | |
3374 | } | |
a0d0e21e LW |
3375 | else |
3376 | RETPUSHUNDEF; | |
6ad3d225 | 3377 | if (PerlLIO_isatty(fd)) |
a0d0e21e LW |
3378 | RETPUSHYES; |
3379 | RETPUSHNO; | |
3380 | } | |
3381 | ||
16d20bd9 AD |
3382 | #if defined(atarist) /* this will work with atariST. Configure will |
3383 | make guesses for other systems. */ | |
3384 | # define FILE_base(f) ((f)->_base) | |
3385 | # define FILE_ptr(f) ((f)->_ptr) | |
3386 | # define FILE_cnt(f) ((f)->_cnt) | |
3387 | # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base)) | |
a0d0e21e LW |
3388 | #endif |
3389 | ||
3390 | PP(pp_fttext) | |
3391 | { | |
39644a26 | 3392 | dSP; |
a0d0e21e LW |
3393 | I32 i; |
3394 | I32 len; | |
3395 | I32 odd = 0; | |
3396 | STDCHAR tbuf[512]; | |
3397 | register STDCHAR *s; | |
3398 | register IO *io; | |
5f05dabc PP |
3399 | register SV *sv; |
3400 | GV *gv; | |
2d8e6c8d | 3401 | STRLEN n_a; |
146174a9 | 3402 | PerlIO *fp; |
a0d0e21e | 3403 | |
fbb0b3b3 RGS |
3404 | STACKED_FTEST_CHECK; |
3405 | ||
533c011a | 3406 | if (PL_op->op_flags & OPf_REF) |
146174a9 | 3407 | gv = cGVOP_gv; |
5f05dabc PP |
3408 | else if (isGV(TOPs)) |
3409 | gv = (GV*)POPs; | |
3410 | else if (SvROK(TOPs) && isGV(SvRV(TOPs))) | |
3411 | gv = (GV*)SvRV(POPs); | |
3412 | else | |
3413 | gv = Nullgv; | |
3414 | ||
3415 | if (gv) { | |
a0d0e21e | 3416 | EXTEND(SP, 1); |
3280af22 NIS |
3417 | if (gv == PL_defgv) { |
3418 | if (PL_statgv) | |
3419 | io = GvIO(PL_statgv); | |
a0d0e21e | 3420 | else { |
3280af22 | 3421 | sv = PL_statname; |
a0d0e21e LW |
3422 | goto really_filename; |
3423 | } | |
3424 | } | |
3425 | else { | |
3280af22 NIS |
3426 | PL_statgv = gv; |
3427 | PL_laststatval = -1; | |
c69006e4 | 3428 | sv_setpvn(PL_statname, "", 0); |
3280af22 | 3429 | io = GvIO(PL_statgv); |
a0d0e21e LW |
3430 | } |
3431 | if (io && IoIFP(io)) { | |
5f05dabc | 3432 | if (! PerlIO_has_base(IoIFP(io))) |
cea2e8a9 | 3433 | DIE(aTHX_ "-T and -B not implemented on filehandles"); |
3280af22 NIS |
3434 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); |
3435 | if (PL_laststatval < 0) | |
5f05dabc | 3436 | RETPUSHUNDEF; |
9cbac4c7 | 3437 | if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ |
533c011a | 3438 | if (PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3439 | RETPUSHNO; |
3440 | else | |
3441 | RETPUSHYES; | |
9cbac4c7 | 3442 | } |
a20bf0c3 | 3443 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) { |
760ac839 | 3444 | i = PerlIO_getc(IoIFP(io)); |
a0d0e21e | 3445 | if (i != EOF) |
760ac839 | 3446 | (void)PerlIO_ungetc(IoIFP(io),i); |
a0d0e21e | 3447 | } |
a20bf0c3 | 3448 | if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */ |
a0d0e21e | 3449 | RETPUSHYES; |
a20bf0c3 JH |
3450 | len = PerlIO_get_bufsiz(IoIFP(io)); |
3451 | s = (STDCHAR *) PerlIO_get_base(IoIFP(io)); | |
760ac839 LW |
3452 | /* sfio can have large buffers - limit to 512 */ |
3453 | if (len > 512) | |
3454 | len = 512; | |
a0d0e21e LW |
3455 | } |
3456 | else { | |
2dd78f96 | 3457 | if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { |
146174a9 | 3458 | gv = cGVOP_gv; |
2dd78f96 | 3459 | report_evil_fh(gv, GvIO(gv), PL_op->op_type); |
146174a9 | 3460 | } |
93189314 | 3461 | SETERRNO(EBADF,RMS_IFI); |
a0d0e21e LW |
3462 | RETPUSHUNDEF; |
3463 | } | |
3464 | } | |
3465 | else { | |
3466 | sv = POPs; | |
5f05dabc | 3467 | really_filename: |
3280af22 | 3468 | PL_statgv = Nullgv; |
5c9aa243 | 3469 | PL_laststype = OP_STAT; |
2d8e6c8d | 3470 | sv_setpv(PL_statname, SvPV(sv, n_a)); |
146174a9 | 3471 | if (!(fp = PerlIO_open(SvPVX(PL_statname), "r"))) { |
f9341440 | 3472 | if (ckWARN(WARN_NEWLINE) && strchr(SvPV(PL_statname, n_a), '\n')) |
9014280d | 3473 | Perl_warner(aTHX_ packWARN(WARN_NEWLINE), PL_warn_nl, "open"); |
a0d0e21e LW |
3474 | RETPUSHUNDEF; |
3475 | } | |
146174a9 CB |
3476 | PL_laststatval = PerlLIO_fstat(PerlIO_fileno(fp), &PL_statcache); |
3477 | if (PL_laststatval < 0) { | |
3478 | (void)PerlIO_close(fp); | |
5f05dabc | 3479 | RETPUSHUNDEF; |
146174a9 | 3480 | } |
60382766 | 3481 | PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); |
146174a9 CB |
3482 | len = PerlIO_read(fp, tbuf, sizeof(tbuf)); |
3483 | (void)PerlIO_close(fp); | |
a0d0e21e | 3484 | if (len <= 0) { |
533c011a | 3485 | if (S_ISDIR(PL_statcache.st_mode) && PL_op->op_type == OP_FTTEXT) |
a0d0e21e LW |
3486 | RETPUSHNO; /* special case NFS directories */ |
3487 | RETPUSHYES; /* null file is anything */ | |
3488 | } | |
3489 | s = tbuf; | |
3490 | } | |
3491 | ||
3492 | /* now scan s to look for textiness */ | |
4633a7c4 | 3493 | /* XXX ASCII dependent code */ |
a0d0e21e | 3494 | |
146174a9 CB |
3495 | #if defined(DOSISH) || defined(USEMYBINMODE) |
3496 | /* ignore trailing ^Z on short files */ | |
3497 | if (len && len < sizeof(tbuf) && tbuf[len-1] == 26) | |
3498 | --len; | |
3499 | #endif | |
3500 | ||
a0d0e21e LW |
3501 | for (i = 0; i < len; i++, s++) { |
3502 | if (!*s) { /* null never allowed in text */ | |
3503 | odd += len; | |
3504 | break; | |
3505 | } | |
9d116dd7 | 3506 | #ifdef EBCDIC |
301e8125 | 3507 | else if (!(isPRINT(*s) || isSPACE(*s))) |
9d116dd7 JH |
3508 | odd++; |
3509 | #else | |