3 * Copyright (c) 1991-1997, Larry Wall
5 * You may distribute under the terms of either the GNU General Public
6 * License or the Artistic License, as specified in the README file.
11 * But only a short way ahead its floor and the walls on either side were
12 * cloven by a great fissure, out of which the red glare came, now leaping
13 * up, now dying down into darkness; and all the while far below there was
14 * a rumour and a trouble as of great engines throbbing and labouring.
20 /* XXX If this causes problems, set i_unistd=undef in the hint file. */
27 extern "C" int syscall(unsigned long,...);
32 # include <sys/wait.h>
36 # include <sys/resource.h>
39 #if defined(HAS_SOCKET) && !defined(VMS) /* VMS handles sockets via vmsish.h */
40 # include <sys/socket.h>
46 # include <net/errno.h>
53 #include <sys/select.h>
57 /* XXX Configure test needed.
58 h_errno might not be a simple 'int', especially for multi-threaded
59 applications. HOST_NOT_FOUND is typically defined in <netdb.h>.
61 #if defined(HOST_NOT_FOUND) && !defined(h_errno)
69 struct passwd *getpwnam _((char *));
70 struct passwd *getpwuid _((Uid_t));
72 struct passwd *getpwent _((void));
79 struct group *getgrnam _((char *));
80 struct group *getgrgid _((Gid_t));
82 struct group *getgrent _((void));
86 # if defined(_MSC_VER) || defined(__MINGW32__)
87 # include <sys/utime.h>
99 /* Put this after #includes because fork and vfork prototypes may conflict. */
104 /* Put this after #includes because <unistd.h> defines _XOPEN_*. */
106 # if _XOPEN_VERSION >= 5 || defined(_XOPEN_SOURCE_EXTENDED) || defined(__GLIBC__)
107 # define Sock_size_t Size_t
109 # define Sock_size_t int
113 #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR)
114 static int dooneliner _((char *cmd, char *filename));
118 # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */
121 # define my_chsize PerlLIO_chsize
126 #else /* no flock() */
128 /* fcntl.h might not have been included, even if it exists, because
129 the current Configure only sets I_FCNTL if it's needed to pick up
130 the *_OK constants. Make sure it has been included before testing
131 the fcntl() locking constants. */
132 # if defined(HAS_FCNTL) && !defined(I_FCNTL)
136 # if defined(HAS_FCNTL) && defined(F_SETLK) && defined (F_SETLKW)
137 # define FLOCK fcntl_emulate_flock
138 # define FCNTL_EMULATE_FLOCK
139 # else /* no flock() or fcntl(F_SETLK,...) */
141 # define FLOCK lockf_emulate_flock
142 # define LOCKF_EMULATE_FLOCK
144 # endif /* no flock() or fcntl(F_SETLK,...) */
147 static int FLOCK _((int, int));
150 * These are the flock() constants. Since this sytems doesn't have
151 * flock(), the values of the constants are probably not available.
165 # endif /* emulating flock() */
167 #endif /* no flock() */
171 # define MAXPATHLEN PATH_MAX
173 # define MAXPATHLEN 1024
178 static char zero_but_true[ZBTLEN + 1] = "0 but true";
190 fp = PerlProc_popen(tmps, "r");
192 if (gimme == G_VOID) {
194 while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0)
198 else if (gimme == G_SCALAR) {
199 sv_setpv(TARG, ""); /* note that this preserves previous buffer */
200 while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch)
211 if (sv_gets(sv, fp, 0) == Nullch) {
215 XPUSHs(sv_2mortal(sv));
216 if (SvLEN(sv) - SvCUR(sv) > 20) {
217 SvLEN_set(sv, SvCUR(sv)+1);
218 Renew(SvPVX(sv), SvLEN(sv), char);
223 STATUS_NATIVE_SET(PerlProc_pclose(fp));
224 TAINT; /* "I believe that this is not gratuitous!" */
227 STATUS_NATIVE_SET(-1);
228 if (gimme == G_SCALAR)
243 * The external globbing program may use things we can't control,
244 * so for security reasons we must assume the worst.
247 taint_proper(no_security, "glob");
251 SAVESPTR(last_in_gv); /* We don't want this to be permanent. */
252 last_in_gv = (GV*)*stack_sp--;
254 SAVESPTR(rs); /* This is not permanent, either. */
255 rs = sv_2mortal(newSVpv("", 1));
262 result = do_readline();
269 last_in_gv = gv_fetchpv(SvPVx(GvSV((GV*)(*stack_sp--)), na), TRUE,SVt_PVIO);
270 return do_readline();
275 last_in_gv = cGVOP->op_gv;
276 return do_readline();
283 if (SP - MARK != 1) {
285 do_join(TARG, &sv_no, MARK, SP);
286 tmps = SvPV(TARG, na);
290 tmps = SvPV(TOPs, na);
292 if (!tmps || !*tmps) {
294 (void)SvUPGRADE(error, SVt_PV);
295 if (SvPOK(error) && SvCUR(error))
296 sv_catpv(error, "\t...caught");
297 tmps = SvPV(error, na);
300 tmps = "Warning: something's wrong";
311 if (SP - MARK != 1) {
313 do_join(TARG, &sv_no, MARK, SP);
314 tmps = SvPV(TARG, na);
319 tmps = SvROK(tmpsv) ? Nullch : SvPV(tmpsv, na);
321 if (!tmps || !*tmps) {
323 (void)SvUPGRADE(error, SVt_PV);
324 if(tmpsv ? SvROK(tmpsv) : SvROK(error)) {
326 SvSetSV(error,tmpsv);
327 else if(sv_isobject(error)) {
328 HV *stash = SvSTASH(SvRV(error));
329 GV *gv = gv_fetchmethod(stash, "PROPAGATE");
331 SV *file = sv_2mortal(newSVsv(GvSV(curcop->cop_filegv)));
332 SV *line = sv_2mortal(newSViv(curcop->cop_line));
339 perl_call_sv((SV*)GvCV(gv),
340 G_SCALAR|G_EVAL|G_KEEPERR);
341 sv_setsv(error,*stack_sp--);
347 if (SvPOK(error) && SvCUR(error))
348 sv_catpv(error, "\t...propagated");
349 tmps = SvPV(error, na);
370 DIE(no_usym, "filehandle");
375 DIE(no_usym, "filehandle");
377 IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT;
378 tmps = SvPV(sv, len);
379 if (do_open(gv, tmps, len, FALSE, 0, 0, Nullfp))
380 PUSHi( (I32)forkprocess );
381 else if (forkprocess == 0) /* we are a new child */
399 if (SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q'))) {
404 perl_call_method("CLOSE", G_SCALAR);
410 PUSHs(boolSV(do_close(gv, TRUE)));
430 if (SvTYPE(rgv) != SVt_PVGV || SvTYPE(wgv) != SVt_PVGV)
431 DIE(no_usym, "filehandle");
436 do_close(rgv, FALSE);
438 do_close(wgv, FALSE);
440 if (PerlProc_pipe(fd) < 0)
443 IoIFP(rstio) = PerlIO_fdopen(fd[0], "r");
444 IoOFP(wstio) = PerlIO_fdopen(fd[1], "w");
445 IoIFP(wstio) = IoOFP(wstio);
449 if (!IoIFP(rstio) || !IoOFP(wstio)) {
450 if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio));
451 else PerlLIO_close(fd[0]);
452 if (IoOFP(wstio)) PerlIO_close(IoOFP(wstio));
453 else PerlLIO_close(fd[1]);
462 DIE(no_func, "pipe");
475 if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io)))
477 PUSHi(PerlIO_fileno(fp));
488 anum = PerlLIO_umask(0);
489 (void)PerlLIO_umask(anum);
492 anum = PerlLIO_umask(POPi);
493 TAINT_PROPER("umask");
514 if (!(io = GvIO(gv)) || !(fp = IoIFP(io)))
517 if (do_binmode(fp,IoTYPE(io),TRUE))
532 I32 markoff = MARK - stack_base;
538 switch(SvTYPE(varsv)) {
540 methname = "TIEHASH";
543 methname = "TIEARRAY";
546 methname = "TIEHANDLE";
550 methname = "TIESCALAR";
555 if (sv_isobject(*MARK)) {
557 PUSHSTACKi(PERLSI_MAGIC);
563 perl_call_method(methname, G_SCALAR);
566 /* Not clear why we don't call perl_call_method here too.
567 * perhaps to get different error message ?
569 stash = gv_stashsv(*MARK, FALSE);
570 if (!stash || !(gv = gv_fetchmethod(stash, methname))) {
571 DIE("Can't locate object method \"%s\" via package \"%s\"",
572 methname, SvPV(*MARK,na));
575 PUSHSTACKi(PERLSI_MAGIC);
581 perl_call_sv((SV*)GvCV(gv), G_SCALAR);
587 if (sv_isobject(sv)) {
588 sv_unmagic(varsv, how);
589 sv_magic(varsv, sv, how, Nullch, 0);
592 SP = stack_base + markoff;
607 if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV)
608 mg = mg_find(sv, 'P') ;
610 mg = mg_find(sv, 'q') ;
612 if (mg && SvREFCNT(SvRV(mg->mg_obj)) > 1)
613 warn("untie attempted while %lu inner references still exist",
614 (unsigned long)SvREFCNT(SvRV(mg->mg_obj)) - 1 ) ;
618 if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV)
633 if (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV)
634 mg = mg_find(sv, 'P') ;
636 mg = mg_find(sv, 'q') ;
639 PUSHs(sv_2mortal(newSVsv(mg->mg_obj))) ;
657 sv = sv_mortalcopy(&sv_no);
658 sv_setpv(sv, "AnyDBM_File");
659 stash = gv_stashsv(sv, FALSE);
660 if (!stash || !(gv = gv_fetchmethod(stash, "TIEHASH"))) {
662 perl_require_pv("AnyDBM_File.pm");
664 if (!(gv = gv_fetchmethod(stash, "TIEHASH")))
665 DIE("No dbm on this machine");
675 PUSHs(sv_2mortal(newSViv(O_RDWR|O_CREAT)));
677 PUSHs(sv_2mortal(newSViv(O_RDWR)));
680 perl_call_sv((SV*)GvCV(gv), G_SCALAR);
683 if (!sv_isobject(TOPs)) {
688 PUSHs(sv_2mortal(newSViv(O_RDONLY)));
691 perl_call_sv((SV*)GvCV(gv), G_SCALAR);
695 if (sv_isobject(TOPs)) {
696 sv_unmagic((SV *) hv, 'P');
697 sv_magic((SV*)hv, TOPs, 'P', Nullch, 0);
705 return pp_untie(ARGS);
719 struct timeval timebuf;
720 struct timeval *tbuf = &timebuf;
723 #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678
728 # if BYTEORDER & 0xf0000
729 # define ORDERBYTE (0x88888888 - BYTEORDER)
731 # define ORDERBYTE (0x4444 - BYTEORDER)
737 for (i = 1; i <= 3; i++) {
745 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
746 #if defined(__linux__) || defined(OS2)
747 growsize = sizeof(fd_set);
749 growsize = maxlen; /* little endians can use vecs directly */
758 masksize = NFDBITS / NBBY;
760 masksize = sizeof(long); /* documented int, everyone seems to use long */
762 growsize = maxlen + (masksize - (maxlen % masksize));
763 Zero(&fd_sets[0], 4, char*);
771 timebuf.tv_sec = (long)value;
772 value -= (double)timebuf.tv_sec;
773 timebuf.tv_usec = (long)(value * 1000000.0);
776 tbuf = Null(struct timeval*);
778 for (i = 1; i <= 3; i++) {
785 SvPV_force(sv,na); /* force string conversion */
788 Sv_Grow(sv, growsize);
792 while (++j <= growsize) {
796 #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678
798 New(403, fd_sets[i], growsize, char);
799 for (offset = 0; offset < growsize; offset += masksize) {
800 for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4))
801 fd_sets[i][j+offset] = s[(k % masksize) + offset];
804 fd_sets[i] = SvPVX(sv);
808 nfound = PerlSock_select(
810 (Select_fd_set_t) fd_sets[1],
811 (Select_fd_set_t) fd_sets[2],
812 (Select_fd_set_t) fd_sets[3],
814 for (i = 1; i <= 3; i++) {
817 #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678
819 for (offset = 0; offset < growsize; offset += masksize) {
820 for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4))
821 s[(k % masksize) + offset] = fd_sets[i][j+offset];
823 Safefree(fd_sets[i]);
830 if (GIMME == G_ARRAY && tbuf) {
831 value = (double)(timebuf.tv_sec) +
832 (double)(timebuf.tv_usec) / 1000000.0;
833 PUSHs(sv = sv_mortalcopy(&sv_no));
838 DIE("select not implemented");
847 (void)SvREFCNT_inc(gv);
849 SvREFCNT_dec(defoutgv);
859 newdefout = (op->op_private > 0) ? ((GV *) POPs) : (GV *) NULL;
861 egv = GvEGV(defoutgv);
868 GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE);
869 if (gvp && *gvp == egv) {
870 gv_efullname3(TARG, defoutgv, Nullch);
874 XPUSHs(sv_2mortal(newRV((SV*)egv)));
879 if (!GvIO(newdefout))
881 setdefout(newdefout);
900 if (SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q'))) {
906 perl_call_method("GETC", gimme);
909 if (gimme == G_SCALAR)
910 SvSetMagicSV_nosteal(TARG, TOPs);
913 if (!gv || do_eof(gv)) /* make sure we have fp with something */
917 *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */
924 return pp_sysread(ARGS);
928 doform(CV *cv, GV *gv, OP *retop)
931 register PERL_CONTEXT *cx;
933 AV* padlist = CvPADLIST(cv);
934 SV** svp = AvARRAY(padlist);
940 PUSHBLOCK(cx, CXt_SUB, stack_sp);
943 curpad = AvARRAY((AV*)svp[1]);
945 setdefout(gv); /* locally select filehandle so $% et al work */
977 SV *tmpsv = sv_newmortal();
978 gv_efullname3(tmpsv, fgv, Nullch);
979 DIE("Undefined format \"%s\" called",SvPVX(tmpsv));
981 DIE("Not a format reference");
984 cv = (CV*)sv_2mortal((SV*)cv_clone(cv));
986 IoFLAGS(io) &= ~IOf_DIDTOP;
987 return doform(cv,gv,op->op_next);
993 GV *gv = cxstack[cxstack_ix].blk_sub.gv;
994 register IO *io = GvIOp(gv);
995 PerlIO *ofp = IoOFP(io);
999 register PERL_CONTEXT *cx;
1001 DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n",
1002 (long)IoLINES_LEFT(io), (long)FmLINES(formtarget)));
1003 if (IoLINES_LEFT(io) < FmLINES(formtarget) &&
1004 formtarget != toptarget)
1008 if (!IoTOP_GV(io)) {
1012 if (!IoTOP_NAME(io)) {
1013 if (!IoFMT_NAME(io))
1014 IoFMT_NAME(io) = savepv(GvNAME(gv));
1015 topname = sv_2mortal(newSVpvf("%s_TOP", IoFMT_NAME(io)));
1016 topgv = gv_fetchpv(SvPVX(topname), FALSE, SVt_PVFM);
1017 if ((topgv && GvFORM(topgv)) ||
1018 !gv_fetchpv("top",FALSE,SVt_PVFM))
1019 IoTOP_NAME(io) = savepv(SvPVX(topname));
1021 IoTOP_NAME(io) = savepv("top");
1023 topgv = gv_fetchpv(IoTOP_NAME(io),FALSE, SVt_PVFM);
1024 if (!topgv || !GvFORM(topgv)) {
1025 IoLINES_LEFT(io) = 100000000;
1028 IoTOP_GV(io) = topgv;
1030 if (IoFLAGS(io) & IOf_DIDTOP) { /* Oh dear. It still doesn't fit. */
1031 I32 lines = IoLINES_LEFT(io);
1032 char *s = SvPVX(formtarget);
1033 if (lines <= 0) /* Yow, header didn't even fit!!! */
1035 while (lines-- > 0) {
1036 s = strchr(s, '\n');
1042 PerlIO_write(ofp, SvPVX(formtarget), s - SvPVX(formtarget));
1043 sv_chop(formtarget, s);
1044 FmLINES(formtarget) -= IoLINES_LEFT(io);
1047 if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0)
1048 PerlIO_write(ofp, SvPVX(formfeed), SvCUR(formfeed));
1049 IoLINES_LEFT(io) = IoPAGE_LEN(io);
1051 formtarget = toptarget;
1052 IoFLAGS(io) |= IOf_DIDTOP;
1055 DIE("bad top format reference");
1058 SV *tmpsv = sv_newmortal();
1059 gv_efullname3(tmpsv, fgv, Nullch);
1060 DIE("Undefined top format \"%s\" called",SvPVX(tmpsv));
1063 cv = (CV*)sv_2mortal((SV*)cv_clone(cv));
1064 return doform(cv,gv,op);
1076 warn("Filehandle only opened for input");
1078 warn("Write on closed filehandle");
1083 if ((IoLINES_LEFT(io) -= FmLINES(formtarget)) < 0) {
1085 warn("page overflow");
1087 if (!PerlIO_write(ofp, SvPVX(formtarget), SvCUR(formtarget)) ||
1091 FmLINES(formtarget) = 0;
1092 SvCUR_set(formtarget, 0);
1093 *SvEND(formtarget) = '\0';
1094 if (IoFLAGS(io) & IOf_FLUSH)
1095 (void)PerlIO_flush(fp);
1099 formtarget = bodytarget;
1101 return pop_return();
1106 djSP; dMARK; dORIGMARK;
1113 if (op->op_flags & OPf_STACKED)
1118 if (SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q'))) {
1119 if (MARK == ORIGMARK) {
1122 Move(MARK, MARK + 1, (SP - MARK) + 1, SV*);
1129 perl_call_method("PRINTF", G_SCALAR);
1132 MARK = ORIGMARK + 1;
1139 if (!(io = GvIO(gv))) {
1141 gv_fullname3(sv, gv, Nullch);
1142 warn("Filehandle %s never opened", SvPV(sv,na));
1144 SETERRNO(EBADF,RMS$_IFI);
1147 else if (!(fp = IoOFP(io))) {
1149 gv_fullname3(sv, gv, Nullch);
1151 warn("Filehandle %s opened only for input", SvPV(sv,na));
1153 warn("printf on closed filehandle %s", SvPV(sv,na));
1155 SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI);
1159 #ifdef USE_LOCALE_NUMERIC
1160 if (op->op_private & OPpLOCALE)
1161 SET_NUMERIC_LOCAL();
1163 SET_NUMERIC_STANDARD();
1165 do_sprintf(sv, SP - MARK, MARK + 1);
1166 if (!do_print(sv, fp))
1169 if (IoFLAGS(io) & IOf_FLUSH)
1170 if (PerlIO_flush(fp) == EOF)
1202 tmps = SvPV(sv, len);
1203 if (do_open(gv, tmps, len, TRUE, mode, perm, Nullfp)) {
1204 IoLINES(GvIOp(gv)) = 0;
1215 djSP; dMARK; dORIGMARK; dTARGET;
1221 Sock_size_t bufsize;
1227 if ((op->op_type == OP_READ || op->op_type == OP_SYSREAD) &&
1228 SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q')))
1235 perl_call_method("READ", G_SCALAR);
1248 sv_setpvn(bufsv, "", 0);
1249 buffer = SvPV_force(bufsv, blen);
1250 length = SvIVx(*++MARK);
1252 DIE("Negative length");
1255 offset = SvIVx(*++MARK);
1259 if (!io || !IoIFP(io))
1262 if (op->op_type == OP_RECV) {
1263 char namebuf[MAXPATHLEN];
1264 #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)
1265 bufsize = sizeof (struct sockaddr_in);
1267 bufsize = sizeof namebuf;
1269 buffer = SvGROW(bufsv, length+1);
1270 /* 'offset' means 'flags' here */
1271 length = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset,
1272 (struct sockaddr *)namebuf, &bufsize);
1275 SvCUR_set(bufsv, length);
1276 *SvEND(bufsv) = '\0';
1277 (void)SvPOK_only(bufsv);
1279 /* This should not be marked tainted if the fp is marked clean */
1280 if (!(IoFLAGS(io) & IOf_UNTAINT))
1281 SvTAINTED_on(bufsv);
1283 sv_setpvn(TARG, namebuf, bufsize);
1288 if (op->op_type == OP_RECV)
1289 DIE(no_sock_func, "recv");
1293 DIE("Offset outside string");
1296 bufsize = SvCUR(bufsv);
1297 buffer = SvGROW(bufsv, length+offset+1);
1298 if (offset > bufsize) { /* Zero any newly allocated space */
1299 Zero(buffer+bufsize, offset-bufsize, char);
1301 if (op->op_type == OP_SYSREAD) {
1302 length = PerlLIO_read(PerlIO_fileno(IoIFP(io)), buffer+offset, length);
1305 #ifdef HAS_SOCKET__bad_code_maybe
1306 if (IoTYPE(io) == 's') {
1307 char namebuf[MAXPATHLEN];
1308 #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS)
1309 bufsize = sizeof (struct sockaddr_in);
1311 bufsize = sizeof namebuf;
1313 length = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer+offset, length, 0,
1314 (struct sockaddr *)namebuf, &bufsize);
1319 length = PerlIO_read(IoIFP(io), buffer+offset, length);
1320 /* fread() returns 0 on both error and EOF */
1321 if (PerlIO_error(IoIFP(io)))
1326 SvCUR_set(bufsv, length+offset);
1327 *SvEND(bufsv) = '\0';
1328 (void)SvPOK_only(bufsv);
1330 /* This should not be marked tainted if the fp is marked clean */
1331 if (!(IoFLAGS(io) & IOf_UNTAINT))
1332 SvTAINTED_on(bufsv);
1344 return pp_send(ARGS);
1349 djSP; dMARK; dORIGMARK; dTARGET;
1360 if (op->op_type == OP_SYSWRITE &&
1361 SvRMAGICAL(gv) && (mg = mg_find((SV*)gv, 'q')))
1368 perl_call_method("WRITE", G_SCALAR);
1379 buffer = SvPV(bufsv, blen);
1380 length = SvIVx(*++MARK);
1382 DIE("Negative length");
1385 if (!io || !IoIFP(io)) {
1388 if (op->op_type == OP_SYSWRITE)
1389 warn("Syswrite on closed filehandle");
1391 warn("Send on closed socket");
1394 else if (op->op_type == OP_SYSWRITE) {
1396 offset = SvIVx(*++MARK);
1399 DIE("Offset outside string");
1401 } else if (offset >= blen && blen > 0)
1402 DIE("Offset outside string");
1405 if (length > blen - offset)
1406 length = blen - offset;
1407 length = PerlLIO_write(PerlIO_fileno(IoIFP(io)), buffer+offset, length);
1410 else if (SP > MARK) {
1413 sockbuf = SvPVx(*++MARK, mlen);
1414 length = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, length,
1415 (struct sockaddr *)sockbuf, mlen);
1418 length = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length);
1422 DIE(no_sock_func, "send");
1437 return pp_sysread(ARGS);
1448 gv = last_in_gv = (GV*)POPs;
1449 PUSHs(boolSV(!gv || do_eof(gv)));
1461 gv = last_in_gv = (GV*)POPs;
1462 PUSHi( do_tell(gv) );
1468 return pp_sysseek(ARGS);
1478 gv = last_in_gv = (GV*)POPs;
1479 if (op->op_type == OP_SEEK)
1480 PUSHs(boolSV(do_seek(gv, offset, whence)));
1482 long n = do_sysseek(gv, offset, whence);
1483 PUSHs((n < 0) ? &sv_undef
1484 : sv_2mortal(n ? newSViv((IV)n)
1485 : newSVpv(zero_but_true, ZBTLEN)));
1493 Off_t len = (Off_t)POPn;
1498 #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP)
1499 if (op->op_flags & OPf_SPECIAL) {
1500 tmpgv = gv_fetchpv(POPp, FALSE, SVt_PVIO);
1502 TAINT_PROPER("truncate");
1503 if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv)) ||
1505 ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0)
1507 my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0)
1515 if (SvTYPE(sv) == SVt_PVGV) {
1516 tmpgv = (GV*)sv; /* *main::FRED for example */
1519 else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) {
1520 tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */
1524 name = SvPV(sv, na);
1525 TAINT_PROPER("truncate");
1527 if (truncate(name, len) < 0)
1532 if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0)
1535 if (my_chsize(tmpfd, len) < 0)
1537 PerlLIO_close(tmpfd);
1546 SETERRNO(EBADF,RMS$_IFI);
1549 DIE("truncate not implemented");
1555 return pp_ioctl(ARGS);
1562 unsigned int func = U_I(POPn);
1563 int optype = op->op_type;
1569 if (!io || !argsv || !IoIFP(io)) {
1570 SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */
1574 if (SvPOK(argsv) || !SvNIOK(argsv)) {
1577 s = SvPV_force(argsv, len);
1578 need = IOCPARM_LEN(func);
1580 s = Sv_Grow(argsv, need + 1);
1581 SvCUR_set(argsv, need);
1584 s[SvCUR(argsv)] = 17; /* a little sanity check here */
1587 retval = SvIV(argsv);
1588 s = (char*)retval; /* ouch */
1591 TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl");
1593 if (optype == OP_IOCTL)
1595 retval = PerlLIO_ioctl(PerlIO_fileno(IoIFP(io)), func, s);
1597 DIE("ioctl is not implemented");
1601 #if defined(OS2) && defined(__EMX__)
1602 retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s);
1604 retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s);
1607 DIE("fcntl is not implemented");
1611 if (s[SvCUR(argsv)] != 17)
1612 DIE("Possible memory corruption: %s overflowed 3rd argument",
1614 s[SvCUR(argsv)] = 0; /* put our null back */
1615 SvSETMAGIC(argsv); /* Assume it has changed */
1624 PUSHp(zero_but_true, ZBTLEN);
1644 fp = IoIFP(GvIOp(gv));
1648 (void)PerlIO_flush(fp);
1649 value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0);
1656 DIE(no_func, "flock()");
1668 int protocol = POPi;
1676 SETERRNO(EBADF,LIB$_INVARG);
1682 do_close(gv, FALSE);
1684 TAINT_PROPER("socket");
1685 fd = PerlSock_socket(domain, type, protocol);
1688 IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */
1689 IoOFP(io) = PerlIO_fdopen(fd, "w");
1691 if (!IoIFP(io) || !IoOFP(io)) {
1692 if (IoIFP(io)) PerlIO_close(IoIFP(io));
1693 if (IoOFP(io)) PerlIO_close(IoOFP(io));
1694 if (!IoIFP(io) && !IoOFP(io)) PerlLIO_close(fd);
1700 DIE(no_sock_func, "socket");
1707 #ifdef HAS_SOCKETPAIR
1712 int protocol = POPi;
1725 do_close(gv1, FALSE);
1727 do_close(gv2, FALSE);
1729 TAINT_PROPER("socketpair");
1730 if (PerlSock_socketpair(domain, type, protocol, fd) < 0)
1732 IoIFP(io1) = PerlIO_fdopen(fd[0], "r");
1733 IoOFP(io1) = PerlIO_fdopen(fd[0], "w");
1735 IoIFP(io2) = PerlIO_fdopen(fd[1], "r");
1736 IoOFP(io2) = PerlIO_fdopen(fd[1], "w");
1738 if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) {
1739 if (IoIFP(io1)) PerlIO_close(IoIFP(io1));
1740 if (IoOFP(io1)) PerlIO_close(IoOFP(io1));
1741 if (!IoIFP(io1) && !IoOFP(io1)) PerlLIO_close(fd[0]);
1742 if (IoIFP(io2)) PerlIO_close(IoIFP(io2));
1743 if (IoOFP(io2)) PerlIO_close(IoOFP(io2));
1744 if (!IoIFP(io2) && !IoOFP(io2)) PerlLIO_close(fd[1]);
1750 DIE(no_sock_func, "socketpair");
1761 register IO *io = GvIOn(gv);
1764 if (!io || !IoIFP(io))
1767 addr = SvPV(addrsv, len);
1768 TAINT_PROPER("bind");
1769 if (PerlSock_bind(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0)
1776 warn("bind() on closed fd");
1777 SETERRNO(EBADF,SS$_IVCHAN);
1780 DIE(no_sock_func, "bind");
1791 register IO *io = GvIOn(gv);
1794 if (!io || !IoIFP(io))
1797 addr = SvPV(addrsv, len);
1798 TAINT_PROPER("connect");
1799 if (PerlSock_connect(PerlIO_fileno(IoIFP(io)), (struct sockaddr *)addr, len) >= 0)
1806 warn("connect() on closed fd");
1807 SETERRNO(EBADF,SS$_IVCHAN);
1810 DIE(no_sock_func, "connect");
1820 register IO *io = GvIOn(gv);
1822 if (!io || !IoIFP(io))
1825 if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0)
1832 warn("listen() on closed fd");
1833 SETERRNO(EBADF,SS$_IVCHAN);
1836 DIE(no_sock_func, "listen");
1848 struct sockaddr saddr; /* use a struct to avoid alignment problems */
1849 Sock_size_t len = sizeof saddr;
1861 if (!gstio || !IoIFP(gstio))
1866 do_close(ngv, FALSE);
1868 fd = PerlSock_accept(PerlIO_fileno(IoIFP(gstio)), (struct sockaddr *)&saddr, &len);
1871 IoIFP(nstio) = PerlIO_fdopen(fd, "r");
1872 IoOFP(nstio) = PerlIO_fdopen(fd, "w");
1873 IoTYPE(nstio) = 's';
1874 if (!IoIFP(nstio) || !IoOFP(nstio)) {
1875 if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio));
1876 if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio));
1877 if (!IoIFP(nstio) && !IoOFP(nstio)) PerlLIO_close(fd);
1881 PUSHp((char *)&saddr, len);
1886 warn("accept() on closed fd");
1887 SETERRNO(EBADF,SS$_IVCHAN);
1893 DIE(no_sock_func, "accept");
1903 register IO *io = GvIOn(gv);
1905 if (!io || !IoIFP(io))
1908 PUSHi( PerlSock_shutdown(PerlIO_fileno(IoIFP(io)), how) >= 0 );
1913 warn("shutdown() on closed fd");
1914 SETERRNO(EBADF,SS$_IVCHAN);
1917 DIE(no_sock_func, "shutdown");
1924 return pp_ssockopt(ARGS);
1926 DIE(no_sock_func, "getsockopt");
1934 int optype = op->op_type;
1937 unsigned int optname;
1943 if (optype == OP_GSOCKOPT)
1944 sv = sv_2mortal(NEWSV(22, 257));
1947 optname = (unsigned int) POPi;
1948 lvl = (unsigned int) POPi;
1952 if (!io || !IoIFP(io))
1955 fd = PerlIO_fileno(IoIFP(io));
1959 (void)SvPOK_only(sv);
1963 if (PerlSock_getsockopt(fd, lvl, optname, SvPVX(sv), &len) < 0)
1977 aint = (int)SvIV(sv);
1981 if (PerlSock_setsockopt(fd, lvl, optname, buf, len) < 0)
1991 warn("[gs]etsockopt() on closed fd");
1992 SETERRNO(EBADF,SS$_IVCHAN);
1997 DIE(no_sock_func, "setsockopt");
2004 return pp_getpeername(ARGS);
2006 DIE(no_sock_func, "getsockname");
2014 int optype = op->op_type;
2018 register IO *io = GvIOn(gv);
2021 if (!io || !IoIFP(io))
2024 sv = sv_2mortal(NEWSV(22, 257));
2025 (void)SvPOK_only(sv);
2029 fd = PerlIO_fileno(IoIFP(io));
2031 case OP_GETSOCKNAME:
2032 if (PerlSock_getsockname(fd, (struct sockaddr *)SvPVX(sv), &len) < 0)
2035 case OP_GETPEERNAME:
2036 if (PerlSock_getpeername(fd, (struct sockaddr *)SvPVX(sv), &len) < 0)
2038 #if defined(VMS_DO_SOCKETS) && defined (DECCRTL_SOCKETS)
2040 static const char nowhere[] = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0";
2041 /* If the call succeeded, make sure we don't have a zeroed port/addr */
2042 if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET &&
2043 !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere,
2044 sizeof(u_short) + sizeof(struct in_addr))) {
2051 #ifdef BOGUS_GETNAME_RETURN
2052 /* Interactive Unix, getpeername() and getsockname()
2053 does not return valid namelen */
2054 if (len == BOGUS_GETNAME_RETURN)
2055 len = sizeof(struct sockaddr);
2064 warn("get{sock, peer}name() on closed fd");
2065 SETERRNO(EBADF,SS$_IVCHAN);
2070 DIE(no_sock_func, "getpeername");
2078 return pp_stat(ARGS);
2088 if (op->op_flags & OPf_REF) {
2089 tmpgv = cGVOP->op_gv;
2091 if (tmpgv != defgv) {
2092 laststype = OP_STAT;
2094 sv_setpv(statname, "");
2095 laststatval = (GvIO(tmpgv) && IoIFP(GvIOp(tmpgv))
2096 ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), &statcache) : -1);
2098 if (laststatval < 0)
2103 if (SvTYPE(sv) == SVt_PVGV) {
2107 else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) {
2108 tmpgv = (GV*)SvRV(sv);
2111 sv_setpv(statname, SvPV(sv,na));
2114 laststype = op->op_type;
2115 if (op->op_type == OP_LSTAT)
2116 laststatval = PerlLIO_lstat(SvPV(statname, na), &statcache);
2119 laststatval = PerlLIO_stat(SvPV(statname, na), &statcache);
2120 if (laststatval < 0) {
2121 if (dowarn && strchr(SvPV(statname, na), '\n'))
2122 warn(warn_nl, "stat");
2128 if (gimme != G_ARRAY) {
2129 if (gimme != G_VOID)
2130 XPUSHs(boolSV(max));
2136 PUSHs(sv_2mortal(newSViv((I32)statcache.st_dev)));
2137 PUSHs(sv_2mortal(newSViv((I32)statcache.st_ino)));
2138 PUSHs(sv_2mortal(newSViv((I32)statcache.st_mode)));
2139 PUSHs(sv_2mortal(newSViv((I32)statcache.st_nlink)));
2140 PUSHs(sv_2mortal(newSViv((I32)statcache.st_uid)));
2141 PUSHs(sv_2mortal(newSViv((I32)statcache.st_gid)));
2142 #ifdef USE_STAT_RDEV
2143 PUSHs(sv_2mortal(newSViv((I32)statcache.st_rdev)));
2145 PUSHs(sv_2mortal(newSVpv("", 0)));
2147 PUSHs(sv_2mortal(newSViv((I32)statcache.st_size)));
2149 PUSHs(sv_2mortal(newSVnv((U32)statcache.st_atime)));
2150 PUSHs(sv_2mortal(newSVnv((U32)statcache.st_mtime)));
2151 PUSHs(sv_2mortal(newSVnv((U32)statcache.st_ctime)));
2153 PUSHs(sv_2mortal(newSViv((I32)statcache.st_atime)));
2154 PUSHs(sv_2mortal(newSViv((I32)statcache.st_mtime)));
2155 PUSHs(sv_2mortal(newSViv((I32)statcache.st_ctime)));
2157 #ifdef USE_STAT_BLOCKS
2158 PUSHs(sv_2mortal(newSViv((I32)statcache.st_blksize)));
2159 PUSHs(sv_2mortal(newSViv((I32)statcache.st_blocks)));
2161 PUSHs(sv_2mortal(newSVpv("", 0)));
2162 PUSHs(sv_2mortal(newSVpv("", 0)));
2170 I32 result = my_stat(ARGS);
2174 if (cando(S_IRUSR, 0, &statcache))
2181 I32 result = my_stat(ARGS);
2185 if (cando(S_IWUSR, 0, &statcache))
2192 I32 result = my_stat(ARGS);
2196 if (cando(S_IXUSR, 0, &statcache))
2203 I32 result = my_stat(ARGS);
2207 if (cando(S_IRUSR, 1, &statcache))
2214 I32 result = my_stat(ARGS);
2218 if (cando(S_IWUSR, 1, &statcache))
2225 I32 result = my_stat(ARGS);
2229 if (cando(S_IXUSR, 1, &statcache))
2236 I32 result = my_stat(ARGS);
2245 return pp_ftrowned(ARGS);
2250 I32 result = my_stat(ARGS);
2254 if (statcache.st_uid == (op->op_type == OP_FTEOWNED ? euid : uid) )
2261 I32 result = my_stat(ARGS);
2265 if (!statcache.st_size)
2272 I32 result = my_stat(ARGS);
2276 PUSHi(statcache.st_size);
2282 I32 result = my_stat(ARGS);
2286 PUSHn( ((I32)basetime - (I32)statcache.st_mtime) / 86400.0 );
2292 I32 result = my_stat(ARGS);
2296 PUSHn( ((I32)basetime - (I32)statcache.st_atime) / 86400.0 );
2302 I32 result = my_stat(ARGS);
2306 PUSHn( ((I32)basetime - (I32)statcache.st_ctime) / 86400.0 );
2312 I32 result = my_stat(ARGS);
2316 if (S_ISSOCK(statcache.st_mode))
2323 I32 result = my_stat(ARGS);
2327 if (S_ISCHR(statcache.st_mode))
2334 I32 result = my_stat(ARGS);
2338 if (S_ISBLK(statcache.st_mode))
2345 I32 result = my_stat(ARGS);
2349 if (S_ISREG(statcache.st_mode))
2356 I32 result = my_stat(ARGS);
2360 if (S_ISDIR(statcache.st_mode))
2367 I32 result = my_stat(ARGS);
2371 if (S_ISFIFO(statcache.st_mode))
2378 I32 result = my_lstat(ARGS);
2382 if (S_ISLNK(statcache.st_mode))
2391 I32 result = my_stat(ARGS);
2395 if (statcache.st_mode & S_ISUID)
2405 I32 result = my_stat(ARGS);
2409 if (statcache.st_mode & S_ISGID)
2419 I32 result = my_stat(ARGS);
2423 if (statcache.st_mode & S_ISVTX)
2434 char *tmps = Nullch;
2436 if (op->op_flags & OPf_REF)
2438 else if (isGV(TOPs))
2440 else if (SvROK(TOPs) && isGV(SvRV(TOPs)))
2441 gv = (GV*)SvRV(POPs);
2443 gv = gv_fetchpv(tmps = POPp, FALSE, SVt_PVIO);
2445 if (GvIO(gv) && IoIFP(GvIOp(gv)))
2446 fd = PerlIO_fileno(IoIFP(GvIOp(gv)));
2447 else if (tmps && isDIGIT(*tmps))
2451 if (PerlLIO_isatty(fd))
2456 #if defined(atarist) /* this will work with atariST. Configure will
2457 make guesses for other systems. */
2458 # define FILE_base(f) ((f)->_base)
2459 # define FILE_ptr(f) ((f)->_ptr)
2460 # define FILE_cnt(f) ((f)->_cnt)
2461 # define FILE_bufsiz(f) ((f)->_cnt + ((f)->_ptr - (f)->_base))
2471 register STDCHAR *s;
2476 if (op->op_flags & OPf_REF)
2478 else if (isGV(TOPs))
2480 else if (SvROK(TOPs) && isGV(SvRV(TOPs)))
2481 gv = (GV*)SvRV(POPs);
2492 goto really_filename;
2498 sv_setpv(statname, "");
2501 if (io && IoIFP(io)) {
2502 if (! PerlIO_has_base(IoIFP(io)))
2503 DIE("-T and -B not implemented on filehandles");
2504 laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &statcache);
2505 if (laststatval < 0)
2507 if (S_ISDIR(statcache.st_mode)) /* handle NFS glitch */
2508 if (op->op_type == OP_FTTEXT)
2512 if (PerlIO_get_cnt(IoIFP(io)) <= 0) {
2513 i = PerlIO_getc(IoIFP(io));
2515 (void)PerlIO_ungetc(IoIFP(io),i);
2517 if (PerlIO_get_cnt(IoIFP(io)) <= 0) /* null file is anything */
2519 len = PerlIO_get_bufsiz(IoIFP(io));
2520 s = (STDCHAR *) PerlIO_get_base(IoIFP(io));
2521 /* sfio can have large buffers - limit to 512 */
2527 warn("Test on unopened file <%s>",
2528 GvENAME(cGVOP->op_gv));
2529 SETERRNO(EBADF,RMS$_IFI);
2538 sv_setpv(statname, SvPV(sv, na));
2540 i = PerlLIO_open3(SvPV(sv, na), O_RDONLY, 0);
2542 i = PerlLIO_open(SvPV(sv, na), 0);
2545 if (dowarn && strchr(SvPV(sv, na), '\n'))
2546 warn(warn_nl, "open");
2549 laststatval = PerlLIO_fstat(i, &statcache);
2550 if (laststatval < 0)
2552 len = PerlLIO_read(i, tbuf, 512);
2553 (void)PerlLIO_close(i);
2555 if (S_ISDIR(statcache.st_mode) && op->op_type == OP_FTTEXT)
2556 RETPUSHNO; /* special case NFS directories */
2557 RETPUSHYES; /* null file is anything */
2562 /* now scan s to look for textiness */
2563 /* XXX ASCII dependent code */
2565 for (i = 0; i < len; i++, s++) {
2566 if (!*s) { /* null never allowed in text */
2573 *s != '\n' && *s != '\r' && *s != '\b' &&
2574 *s != '\t' && *s != '\f' && *s != 27)
2578 if ((odd * 3 > len) == (op->op_type == OP_FTTEXT)) /* allow 1/3 odd */
2586 return pp_fttext(ARGS);
2601 if (!tmps || !*tmps) {
2602 svp = hv_fetch(GvHVn(envgv), "HOME", 4, FALSE);
2604 tmps = SvPV(*svp, na);
2606 if (!tmps || !*tmps) {
2607 svp = hv_fetch(GvHVn(envgv), "LOGDIR", 6, FALSE);
2609 tmps = SvPV(*svp, na);
2612 if (!tmps || !*tmps) {
2613 svp = hv_fetch(GvHVn(envgv), "SYS$LOGIN", 9, FALSE);
2615 tmps = SvPV(*svp, na);
2618 TAINT_PROPER("chdir");
2619 PUSHi( PerlDir_chdir(tmps) >= 0 );
2621 /* Clear the DEFAULT element of ENV so we'll get the new value
2623 hv_delete(GvHVn(envgv),"DEFAULT",7,G_DISCARD);
2630 djSP; dMARK; dTARGET;
2633 value = (I32)apply(op->op_type, MARK, SP);
2638 DIE(no_func, "Unsupported function chown");
2648 TAINT_PROPER("chroot");
2649 PUSHi( chroot(tmps) >= 0 );
2652 DIE(no_func, "chroot");
2658 djSP; dMARK; dTARGET;
2660 value = (I32)apply(op->op_type, MARK, SP);
2668 djSP; dMARK; dTARGET;
2670 value = (I32)apply(op->op_type, MARK, SP);
2678 djSP; dMARK; dTARGET;
2680 value = (I32)apply(op->op_type, MARK, SP);
2692 char *tmps = SvPV(TOPs, na);
2693 TAINT_PROPER("rename");
2695 anum = rename(tmps, tmps2);
2697 if (!(anum = PerlLIO_stat(tmps, &statbuf))) {
2698 if (same_dirent(tmps2, tmps)) /* can always rename to same name */
2701 if (euid || PerlLIO_stat(tmps2, &statbuf) < 0 || !S_ISDIR(statbuf.st_mode))
2702 (void)UNLINK(tmps2);
2703 if (!(anum = link(tmps, tmps2)))
2704 anum = UNLINK(tmps);
2717 char *tmps = SvPV(TOPs, na);
2718 TAINT_PROPER("link");
2719 SETi( link(tmps, tmps2) >= 0 );
2721 DIE(no_func, "Unsupported function link");
2731 char *tmps = SvPV(TOPs, na);
2732 TAINT_PROPER("symlink");
2733 SETi( symlink(tmps, tmps2) >= 0 );
2736 DIE(no_func, "symlink");
2745 char buf[MAXPATHLEN];
2748 #ifndef INCOMPLETE_TAINTS
2752 len = readlink(tmps, buf, sizeof buf);
2760 RETSETUNDEF; /* just pretend it's a normal file */
2764 #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR)
2766 dooneliner(cmd, filename)
2770 char *save_filename = filename;
2776 New(666, cmdline, strlen(cmd) + (strlen(filename) * 2) + 10, char);
2777 strcpy(cmdline, cmd);
2778 strcat(cmdline, " ");
2779 for (s = cmdline + strlen(cmdline); *filename; ) {
2784 myfp = PerlProc_popen(cmdline, "r");
2788 SV *tmpsv = sv_newmortal();
2789 /* Need to save/restore 'rs' ?? */
2790 s = sv_gets(tmpsv, myfp, 0);
2791 (void)PerlProc_pclose(myfp);
2795 #ifdef HAS_SYS_ERRLIST
2800 /* you don't see this */
2802 #ifdef HAS_SYS_ERRLIST
2810 if (instr(s, errmsg)) {
2817 #define EACCES EPERM
2819 if (instr(s, "cannot make"))
2820 SETERRNO(EEXIST,RMS$_FEX);
2821 else if (instr(s, "existing file"))
2822 SETERRNO(EEXIST,RMS$_FEX);
2823 else if (instr(s, "ile exists"))
2824 SETERRNO(EEXIST,RMS$_FEX);
2825 else if (instr(s, "non-exist"))
2826 SETERRNO(ENOENT,RMS$_FNF);
2827 else if (instr(s, "does not exist"))
2828 SETERRNO(ENOENT,RMS$_FNF);
2829 else if (instr(s, "not empty"))
2830 SETERRNO(EBUSY,SS$_DEVOFFLINE);
2831 else if (instr(s, "cannot access"))
2832 SETERRNO(EACCES,RMS$_PRV);
2834 SETERRNO(EPERM,RMS$_PRV);
2837 else { /* some mkdirs return no failure indication */
2838 anum = (PerlLIO_stat(save_filename, &statbuf) >= 0);
2839 if (op->op_type == OP_RMDIR)
2844 SETERRNO(EACCES,RMS$_PRV); /* a guess */
2860 char *tmps = SvPV(TOPs, na);
2862 TAINT_PROPER("mkdir");
2864 SETi( PerlDir_mkdir(tmps, mode) >= 0 );
2866 SETi( dooneliner("mkdir", tmps) );
2867 oldumask = PerlLIO_umask(0);
2868 PerlLIO_umask(oldumask);
2869 PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777);
2880 TAINT_PROPER("rmdir");
2882 XPUSHi( PerlDir_rmdir(tmps) >= 0 );
2884 XPUSHi( dooneliner("rmdir", tmps) );
2889 /* Directory calls. */
2894 #if defined(Direntry_t) && defined(HAS_READDIR)
2895 char *dirname = POPp;
2897 register IO *io = GvIOn(gv);
2903 PerlDir_close(IoDIRP(io));
2904 if (!(IoDIRP(io) = PerlDir_open(dirname)))
2910 SETERRNO(EBADF,RMS$_DIR);
2913 DIE(no_dir_func, "opendir");
2920 #if defined(Direntry_t) && defined(HAS_READDIR)
2922 Direntry_t *readdir _((DIR *));
2924 register Direntry_t *dp;
2926 register IO *io = GvIOn(gv);
2929 if (!io || !IoDIRP(io))
2932 if (GIMME == G_ARRAY) {
2934 while (dp = (Direntry_t *)PerlDir_read(IoDIRP(io))) {
2936 sv = newSVpv(dp->d_name, dp->d_namlen);
2938 sv = newSVpv(dp->d_name, 0);
2940 #ifndef INCOMPLETE_TAINTS
2943 XPUSHs(sv_2mortal(sv));
2947 if (!(dp = (Direntry_t *)PerlDir_read(IoDIRP(io))))
2950 sv = newSVpv(dp->d_name, dp->d_namlen);
2952 sv = newSVpv(dp->d_name, 0);
2954 #ifndef INCOMPLETE_TAINTS
2957 XPUSHs(sv_2mortal(sv));
2963 SETERRNO(EBADF,RMS$_ISI);
2964 if (GIMME == G_ARRAY)
2969 DIE(no_dir_func, "readdir");
2976 #if defined(HAS_TELLDIR) || defined(telldir)
2977 # ifdef NEED_TELLDIR_PROTO /* XXX does _anyone_ need this? --AD 2/20/1998 */
2978 long telldir _((DIR *));
2981 register IO *io = GvIOn(gv);
2983 if (!io || !IoDIRP(io))
2986 PUSHi( PerlDir_tell(IoDIRP(io)) );
2990 SETERRNO(EBADF,RMS$_ISI);
2993 DIE(no_dir_func, "telldir");
3000 #if defined(HAS_SEEKDIR) || defined(seekdir)
3003 register IO *io = GvIOn(gv);
3005 if (!io || !IoDIRP(io))
3008 (void)PerlDir_seek(IoDIRP(io), along);
3013 SETERRNO(EBADF,RMS$_ISI);
3016 DIE(no_dir_func, "seekdir");
3023 #if defined(HAS_REWINDDIR) || defined(rewinddir)
3025 register IO *io = GvIOn(gv);
3027 if (!io || !IoDIRP(io))
3030 (void)PerlDir_rewind(IoDIRP(io));
3034 SETERRNO(EBADF,RMS$_ISI);
3037 DIE(no_dir_func, "rewinddir");
3044 #if defined(Direntry_t) && defined(HAS_READDIR)
3046 register IO *io = GvIOn(gv);
3048 if (!io || !IoDIRP(io))
3051 #ifdef VOID_CLOSEDIR
3052 PerlDir_close(IoDIRP(io));
3054 if (PerlDir_close(IoDIRP(io)) < 0) {
3055 IoDIRP(io) = 0; /* Don't try to close again--coredumps on SysV */
3064 SETERRNO(EBADF,RMS$_IFI);
3067 DIE(no_dir_func, "closedir");
3071 /* Process control. */
3086 if (tmpgv = gv_fetchpv("$", TRUE, SVt_PV))
3087 sv_setiv(GvSV(tmpgv), (IV)getpid());
3088 hv_clear(pidstatus); /* no kids, so don't wait for 'em */
3093 DIE(no_func, "Unsupported function fork");
3099 #if !defined(DOSISH) || defined(OS2) || defined(WIN32)
3104 childpid = wait4pid(-1, &argflags, 0);
3105 STATUS_NATIVE_SET((childpid > 0) ? argflags : -1);
3109 DIE(no_func, "Unsupported function wait");
3115 #if !defined(DOSISH) || defined(OS2) || defined(WIN32)
3123 childpid = wait4pid(childpid, &argflags, optype);
3124 STATUS_NATIVE_SET((childpid > 0) ? argflags : -1);
3128 DIE(no_func, "Unsupported function waitpid");
3134 djSP; dMARK; dORIGMARK; dTARGET;
3139 Sigsave_t ihand,qhand; /* place to save signals during system() */
3141 if (SP - MARK == 1) {
3143 char *junk = SvPV(TOPs, na);
3145 TAINT_PROPER("system");
3148 #if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2)
3149 while ((childpid = vfork()) == -1) {
3150 if (errno != EAGAIN) {
3159 rsignal_save(SIGINT, SIG_IGN, &ihand);
3160 rsignal_save(SIGQUIT, SIG_IGN, &qhand);
3162 result = wait4pid(childpid, &status, 0);
3163 } while (result == -1 && errno == EINTR);
3164 (void)rsignal_restore(SIGINT, &ihand);
3165 (void)rsignal_restore(SIGQUIT, &qhand);
3166 STATUS_NATIVE_SET(result == -1 ? -1 : status);
3167 do_execfree(); /* free any memory child malloced on vfork */
3169 PUSHi(STATUS_CURRENT);
3172 if (op->op_flags & OPf_STACKED) {
3173 SV *really = *++MARK;
3174 value = (I32)do_aexec(really, MARK, SP);
3176 else if (SP - MARK != 1)
3177 value = (I32)do_aexec(Nullsv, MARK, SP);
3179 value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na));
3182 #else /* ! FORK or VMS or OS/2 */
3183 if (op->op_flags & OPf_STACKED) {
3184 SV *really = *++MARK;
3185 value = (I32)do_aspawn(really, (void **)MARK, (void **)SP);
3187 else if (SP - MARK != 1)
3188 value = (I32)do_aspawn(Nullsv, (void **)MARK, (void **)SP);
3190 value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), na));
3192 STATUS_NATIVE_SET(value);
3195 PUSHi(STATUS_CURRENT);
3196 #endif /* !FORK or VMS */
3202 djSP; dMARK; dORIGMARK; dTARGET;
3205 if (op->op_flags & OPf_STACKED) {
3206 SV *really = *++MARK;
3207 value = (I32)do_aexec(really, MARK, SP);
3209 else if (SP - MARK != 1)
3211 value = (I32)vms_do_aexec(Nullsv, MARK, SP);
3213 value = (I32)do_aexec(Nullsv, MARK, SP);
3217 char *junk = SvPV(*SP, na);
3219 TAINT_PROPER("exec");
3222 value = (I32)vms_do_exec(SvPVx(sv_mortalcopy(*SP), na));
3224 value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na));
3234 djSP; dMARK; dTARGET;
3237 value = (I32)apply(op->op_type, MARK, SP);
3242 DIE(no_func, "Unsupported function kill");
3250 XPUSHi( getppid() );
3253 DIE(no_func, "getppid");
3269 value = (I32)BSD_GETPGRP(pid);
3271 if (pid != 0 && pid != getpid())
3272 DIE("POSIX getpgrp can't take an argument");
3273 value = (I32)getpgrp();
3278 DIE(no_func, "getpgrp()");
3297 TAINT_PROPER("setpgrp");
3299 SETi( BSD_SETPGRP(pid, pgrp) >= 0 );
3301 if ((pgrp != 0 && pgrp != getpid()) || (pid != 0 && pid != getpid()))
3302 DIE("POSIX setpgrp can't take an argument");
3303 SETi( setpgrp() >= 0 );
3304 #endif /* USE_BSDPGRP */
3307 DIE(no_func, "setpgrp()");
3316 #ifdef HAS_GETPRIORITY
3319 SETi( getpriority(which, who) );
3322 DIE(no_func, "getpriority()");
3332 #ifdef HAS_SETPRIORITY
3336 TAINT_PROPER("setpriority");
3337 SETi( setpriority(which, who, niceval) >= 0 );
3340 DIE(no_func, "setpriority()");
3350 XPUSHn( time(Null(Time_t*)) );
3352 XPUSHi( time(Null(Time_t*)) );
3357 /* XXX The POSIX name is CLK_TCK; it is to be preferred
3358 to HZ. Probably. For now, assume that if the system
3359 defines HZ, it does so correctly. (Will this break
3361 Probably we ought to use _sysconf(_SC_CLK_TCK), if
3362 it's supported. --AD 9/96.
3378 DIE("times not implemented");
3383 (void)PerlProc_times(×buf);
3385 (void)PerlProc_times((tbuffer_t *)×buf); /* time.h uses different name for */
3386 /* struct tms, though same data */
3390 PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_utime)/HZ)));
3391 if (GIMME == G_ARRAY) {
3392 PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_stime)/HZ)));
3393 PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cutime)/HZ)));
3394 PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cstime)/HZ)));
3397 #endif /* HAS_TIMES */
3402 return pp_gmtime(ARGS);
3410 static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
3411 static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun",
3412 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
3418 when = (Time_t)SvNVx(POPs);
3420 when = (Time_t)SvIVx(POPs);
3423 if (op->op_type == OP_LOCALTIME)
3424 tmbuf = localtime(&when);
3426 tmbuf = gmtime(&when);
3430 if (GIMME != G_ARRAY) {
3435 tsv = newSVpvf("%s %s %2d %02d:%02d:%02d %d",
3436 dayname[tmbuf->tm_wday],
3437 monname[tmbuf->tm_mon],
3442 tmbuf->tm_year + 1900);
3443 PUSHs(sv_2mortal(tsv));
3446 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_sec)));
3447 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_min)));
3448 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_hour)));
3449 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mday)));
3450 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mon)));
3451 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_year)));
3452 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_wday)));
3453 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_yday)));
3454 PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_isdst)));
3465 anum = alarm((unsigned int)anum);
3472 DIE(no_func, "Unsupported function alarm");
3483 (void)time(&lasttime);
3488 PerlProc_sleep((unsigned int)duration);
3491 XPUSHi(when - lasttime);
3495 /* Shared memory. */
3499 return pp_semget(ARGS);
3504 return pp_semctl(ARGS);
3509 return pp_shmwrite(ARGS);
3514 #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
3515 djSP; dMARK; dTARGET;
3516 I32 value = (I32)(do_shmio(op->op_type, MARK, SP) >= 0);
3521 return pp_semget(ARGS);
3525 /* Message passing. */
3529 return pp_semget(ARGS);
3534 return pp_semctl(ARGS);
3539 #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
3540 djSP; dMARK; dTARGET;
3541 I32 value = (I32)(do_msgsnd(MARK, SP) >= 0);
3546 return pp_semget(ARGS);
3552 #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
3553 djSP; dMARK; dTARGET;
3554 I32 value = (I32)(do_msgrcv(MARK, SP) >= 0);
3559 return pp_semget(ARGS);
3567 #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
3568 djSP; dMARK; dTARGET;
3569 int anum = do_ipcget(op->op_type, MARK, SP);
3576 DIE("System V IPC is not implemented on this machine");
3582 #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
3583 djSP; dMARK; dTARGET;
3584 int anum = do_ipcctl(op->op_type, MARK, SP);
3592 PUSHp(zero_but_true, ZBTLEN);
3596 return pp_semget(ARGS);
3602 #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
3603 djSP; dMARK; dTARGET;
3604 I32 value = (I32)(do_semop(MARK, SP) >= 0);
3609 return pp_semget(ARGS);
3613 /* Get system info. */
3617 #ifdef HAS_GETHOSTBYNAME
3618 return pp_ghostent(ARGS);
3620 DIE(no_sock_func, "gethostbyname");
3626 #ifdef HAS_GETHOSTBYADDR
3627 return pp_ghostent(ARGS);
3629 DIE(no_sock_func, "gethostbyaddr");
3636 #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT)
3637 I32 which = op->op_type;
3638 register char **elem;
3640 #ifndef HAS_GETHOST_PROTOS /* XXX Do we need individual probes? */
3641 struct hostent *PerlSock_gethostbyaddr(Netdb_host_t, Netdb_hlen_t, int);
3642 struct hostent *PerlSock_gethostbyname(Netdb_name_t);
3643 struct hostent *PerlSock_gethostent(void);
3645 struct hostent *hent;
3649 if (which == OP_GHBYNAME)
3650 #ifdef HAS_GETHOSTBYNAME
3651 hent = PerlSock_gethostbyname(POPp);
3653 DIE(no_sock_func, "gethostbyname");
3655 else if (which == OP_GHBYADDR) {
3656 #ifdef HAS_GETHOSTBYADDR
3657 int addrtype = POPi;
3660 Netdb_host_t addr = (Netdb_host_t) SvPV(addrsv, addrlen);
3662 hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype);
3664 DIE(no_sock_func, "gethostbyaddr");
3668 #ifdef HAS_GETHOSTENT
3669 hent = PerlSock_gethostent();
3671 DIE(no_sock_func, "gethostent");
3674 #ifdef HOST_NOT_FOUND
3676 STATUS_NATIVE_SET(h_errno);
3679 if (GIMME != G_ARRAY) {
3680 PUSHs(sv = sv_newmortal());
3682 if (which == OP_GHBYNAME) {
3684 sv_setpvn(sv, hent->h_addr, hent->h_length);
3687 sv_setpv(sv, (char*)hent->h_name);
3693 PUSHs(sv = sv_mortalcopy(&sv_no));
3694 sv_setpv(sv, (char*)hent->h_name);
3695 PUSHs(sv = sv_mortalcopy(&sv_no));
3696 for (elem = hent->h_aliases; elem && *elem; elem++) {
3697 sv_catpv(sv, *elem);
3699 sv_catpvn(sv, " ", 1);
3701 PUSHs(sv = sv_mortalcopy(&sv_no));
3702 sv_setiv(sv, (IV)hent->h_addrtype);
3703 PUSHs(sv = sv_mortalcopy(&sv_no));
3704 len = hent->h_length;
3705 sv_setiv(sv, (IV)len);
3707 for (elem = hent->h_addr_list; elem && *elem; elem++) {
3708 XPUSHs(sv = sv_mortalcopy(&sv_no));
3709 sv_setpvn(sv, *elem, len);
3712 PUSHs(sv = sv_mortalcopy(&sv_no));
3714 sv_setpvn(sv, hent->h_addr, len);
3719 DIE(no_sock_func, "gethostent");
3725 #ifdef HAS_GETNETBYNAME
3726 return pp_gnetent(ARGS);
3728 DIE(no_sock_func, "getnetbyname");
3734 #ifdef HAS_GETNETBYADDR
3735 return pp_gnetent(ARGS);
3737 DIE(no_sock_func, "getnetbyaddr");
3744 #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT)
3745 I32 which = op->op_type;
3746 register char **elem;
3748 #ifndef HAS_GETNET_PROTOS /* XXX Do we need individual probes? */
3749 struct netent *PerlSock_getnetbyaddr(Netdb_net_t, int);
3750 struct netent *PerlSock_getnetbyname(Netdb_name_t);
3751 struct netent *PerlSock_getnetent(void);
3753 struct netent *nent;
3755 if (which == OP_GNBYNAME)
3756 #ifdef HAS_GETNETBYNAME
3757 nent = PerlSock_getnetbyname(POPp);
3759 DIE(no_sock_func, "getnetbyname");
3761 else if (which == OP_GNBYADDR) {
3762 #ifdef HAS_GETNETBYADDR
3763 int addrtype = POPi;
3764 Netdb_net_t addr = (Netdb_net_t) U_L(POPn);
3765 nent = PerlSock_getnetbyaddr(addr, addrtype);
3767 DIE(no_sock_func, "getnetbyaddr");
3771 #ifdef HAS_GETNETENT
3772 nent = PerlSock_getnetent();
3774 DIE(no_sock_func, "getnetent");
3778 if (GIMME != G_ARRAY) {
3779 PUSHs(sv = sv_newmortal());
3781 if (which == OP_GNBYNAME)
3782 sv_setiv(sv, (IV)nent->n_net);
3784 sv_setpv(sv, nent->n_name);
3790 PUSHs(sv = sv_mortalcopy(&sv_no));
3791 sv_setpv(sv, nent->n_name);
3792 PUSHs(sv = sv_mortalcopy(&sv_no));
3793 for (elem = nent->n_aliases; elem && *elem; elem++) {
3794 sv_catpv(sv, *elem);
3796 sv_catpvn(sv, " ", 1);
3798 PUSHs(sv = sv_mortalcopy(&sv_no));
3799 sv_setiv(sv, (IV)nent->n_addrtype);
3800 PUSHs(sv = sv_mortalcopy(&sv_no));
3801 sv_setiv(sv, (IV)nent->n_net);
3806 DIE(no_sock_func, "getnetent");
3812 #ifdef HAS_GETPROTOBYNAME
3813 return pp_gprotoent(ARGS);
3815 DIE(no_sock_func, "getprotobyname");
3821 #ifdef HAS_GETPROTOBYNUMBER
3822 return pp_gprotoent(ARGS);
3824 DIE(no_sock_func, "getprotobynumber");
3831 #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT)
3832 I32 which = op->op_type;
3833 register char **elem;
3835 #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */
3836 struct protoent *PerlSock_getprotobyname(Netdb_name_t);
3837 struct protoent *PerlSock_getprotobynumber(int);
3838 struct protoent *PerlSock_getprotoent(void);
3840 struct protoent *pent;
3842 if (which == OP_GPBYNAME)
3843 #ifdef HAS_GETPROTOBYNAME
3844 pent = PerlSock_getprotobyname(POPp);
3846 DIE(no_sock_func, "getprotobyname");
3848 else if (which == OP_GPBYNUMBER)
3849 #ifdef HAS_GETPROTOBYNUMBER
3850 pent = PerlSock_getprotobynumber(POPi);
3852 DIE(no_sock_func, "getprotobynumber");
3855 #ifdef HAS_GETPROTOENT
3856 pent = PerlSock_getprotoent();
3858 DIE(no_sock_func, "getprotoent");
3862 if (GIMME != G_ARRAY) {
3863 PUSHs(sv = sv_newmortal());
3865 if (which == OP_GPBYNAME)
3866 sv_setiv(sv, (IV)pent->p_proto);
3868 sv_setpv(sv, pent->p_name);
3874 PUSHs(sv = sv_mortalcopy(&sv_no));
3875 sv_setpv(sv, pent->p_name);
3876 PUSHs(sv = sv_mortalcopy(&sv_no));
3877 for (elem = pent->p_aliases; elem && *elem; elem++) {
3878 sv_catpv(sv, *elem);
3880 sv_catpvn(sv, " ", 1);
3882 PUSHs(sv = sv_mortalcopy(&sv_no));
3883 sv_setiv(sv, (IV)pent->p_proto);
3888 DIE(no_sock_func, "getprotoent");
3894 #ifdef HAS_GETSERVBYNAME
3895 return pp_gservent(ARGS);
3897 DIE(no_sock_func, "getservbyname");
3903 #ifdef HAS_GETSERVBYPORT
3904 return pp_gservent(ARGS);
3906 DIE(no_sock_func, "getservbyport");
3913 #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT)
3914 I32 which = op->op_type;
3915 register char **elem;
3917 #ifndef HAS_GETSERV_PROTOS /* XXX Do we need individual probes? */
3918 struct servent *PerlSock_getservbyname(Netdb_name_t, Netdb_name_t);
3919 struct servent *PerlSock_getservbyport(int, Netdb_name_t);
3920 struct servent *PerlSock_getservent(void);
3922 struct servent *sent;
3924 if (which == OP_GSBYNAME) {
3925 #ifdef HAS_GETSERVBYNAME
3929 if (proto && !*proto)
3932 sent = PerlSock_getservbyname(name, proto);
3934 DIE(no_sock_func, "getservbyname");
3937 else if (which == OP_GSBYPORT) {
3938 #ifdef HAS_GETSERVBYPORT
3940 unsigned short port = POPu;
3943 port = PerlSock_htons(port);
3945 sent = PerlSock_getservbyport(port, proto);
3947 DIE(no_sock_func, "getservbyport");
3951 #ifdef HAS_GETSERVENT
3952 sent = PerlSock_getservent();
3954 DIE(no_sock_func, "getservent");
3958 if (GIMME != G_ARRAY) {
3959 PUSHs(sv = sv_newmortal());
3961 if (which == OP_GSBYNAME) {
3963 sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port));
3965 sv_setiv(sv, (IV)(sent->s_port));
3969 sv_setpv(sv, sent->s_name);
3975 PUSHs(sv = sv_mortalcopy(&sv_no));
3976 sv_setpv(sv, sent->s_name);
3977 PUSHs(sv = sv_mortalcopy(&sv_no));
3978 for (elem = sent->s_aliases; elem && *elem; elem++) {
3979 sv_catpv(sv, *elem);
3981 sv_catpvn(sv, " ", 1);
3983 PUSHs(sv = sv_mortalcopy(&sv_no));
3985 sv_setiv(sv, (IV)PerlSock_ntohs(sent->s_port));
3987 sv_setiv(sv, (IV)(sent->s_port));
3989 PUSHs(sv = sv_mortalcopy(&sv_no));
3990 sv_setpv(sv, sent->s_proto);
3995 DIE(no_sock_func, "getservent");
4002 #ifdef HAS_SETHOSTENT
4003 PerlSock_sethostent(TOPi);
4006 DIE(no_sock_func, "sethostent");
4013 #ifdef HAS_SETNETENT
4014 PerlSock_setnetent(TOPi);
4017 DIE(no_sock_func, "setnetent");
4024 #ifdef HAS_SETPROTOENT
4025 PerlSock_setprotoent(TOPi);
4028 DIE(no_sock_func, "setprotoent");
4035 #ifdef HAS_SETSERVENT
4036 PerlSock_setservent(TOPi);
4039 DIE(no_sock_func, "setservent");
4046 #ifdef HAS_ENDHOSTENT
4047 PerlSock_endhostent();
4051 DIE(no_sock_func, "endhostent");
4058 #ifdef HAS_ENDNETENT
4059 PerlSock_endnetent();
4063 DIE(no_sock_func, "endnetent");
4070 #ifdef HAS_ENDPROTOENT
4071 PerlSock_endprotoent();
4075 DIE(no_sock_func, "endprotoent");
4082 #ifdef HAS_ENDSERVENT
4083 PerlSock_endservent();
4087 DIE(no_sock_func, "endservent");
4094 return pp_gpwent(ARGS);
4096 DIE(no_func, "getpwnam");
4103 return pp_gpwent(ARGS);
4105 DIE(no_func, "getpwuid");
4113 I32 which = op->op_type;
4115 struct passwd *pwent;
4117 if (which == OP_GPWNAM)
4118 pwent = getpwnam(POPp);
4119 else if (which == OP_GPWUID)
4120 pwent = getpwuid(POPi);
4122 pwent = (struct passwd *)getpwent();
4125 if (GIMME != G_ARRAY) {
4126 PUSHs(sv = sv_newmortal());
4128 if (which == OP_GPWNAM)
4129 sv_setiv(sv, (IV)pwent->pw_uid);
4131 sv_setpv(sv, pwent->pw_name);
4137 PUSHs(sv = sv_mortalcopy(&sv_no));
4138 sv_setpv(sv, pwent->pw_name);
4140 PUSHs(sv = sv_mortalcopy(&sv_no));
4141 sv_setpv(sv, pwent->pw_passwd);
4143 PUSHs(sv = sv_mortalcopy(&sv_no));
4144 sv_setiv(sv, (IV)pwent->pw_uid);
4146 PUSHs(sv = sv_mortalcopy(&sv_no));
4147 sv_setiv(sv, (IV)pwent->pw_gid);
4149 /* pw_change, pw_quota, and pw_age are mutually exclusive. */
4150 PUSHs(sv = sv_mortalcopy(&sv_no));
4152 sv_setiv(sv, (IV)pwent->pw_change);
4155 sv_setiv(sv, (IV)pwent->pw_quota);
4158 sv_setpv(sv, pwent->pw_age);
4163 /* pw_class and pw_comment are mutually exclusive. */
4164 PUSHs(sv = sv_mortalcopy(&sv_no));
4166 sv_setpv(sv, pwent->pw_class);
4169 sv_setpv(sv, pwent->pw_comment);
4173 PUSHs(sv = sv_mortalcopy(&sv_no));
4175 sv_setpv(sv, pwent->pw_gecos);
4177 #ifndef INCOMPLETE_TAINTS
4178 /* pw_gecos is tainted because user himself can diddle with it. */
4182 PUSHs(sv = sv_mortalcopy(&sv_no));
4183 sv_setpv(sv, pwent->pw_dir);
4185 PUSHs(sv = sv_mortalcopy(&sv_no));
4186 sv_setpv(sv, pwent->pw_shell);
4189 PUSHs(sv = sv_mortalcopy(&sv_no));
4190 sv_setiv(sv, (IV)pwent->pw_expire);
4195 DIE(no_func, "getpwent");
4202 #if defined(HAS_PASSWD) && !defined(CYGWIN32)
4206 DIE(no_func, "setpwent");
4217 DIE(no_func, "endpwent");
4224 return pp_ggrent(ARGS);
4226 DIE(no_func, "getgrnam");
4233 return pp_ggrent(ARGS);
4235 DIE(no_func, "getgrgid");
4243 I32 which = op->op_type;
4244 register char **elem;
4246 struct group *grent;
4248 if (which == OP_GGRNAM)
4249 grent = (struct group *)getgrnam(POPp);
4250 else if (which == OP_GGRGID)
4251 grent = (struct group *)getgrgid(POPi);
4253 grent = (struct group *)getgrent();
4256 if (GIMME != G_ARRAY) {
4257 PUSHs(sv = sv_newmortal());
4259 if (which == OP_GGRNAM)
4260 sv_setiv(sv, (IV)grent->gr_gid);
4262 sv_setpv(sv, grent->gr_name);
4268 PUSHs(sv = sv_mortalcopy(&sv_no));
4269 sv_setpv(sv, grent->gr_name);
4270 PUSHs(sv = sv_mortalcopy(&sv_no));
4271 sv_setpv(sv, grent->gr_passwd);
4272 PUSHs(sv = sv_mortalcopy(&sv_no));
4273 sv_setiv(sv, (IV)grent->gr_gid);
4274 PUSHs(sv = sv_mortalcopy(&sv_no));
4275 for (elem = grent->gr_mem; elem && *elem; elem++) {
4276 sv_catpv(sv, *elem);
4278 sv_catpvn(sv, " ", 1);
4284 DIE(no_func, "getgrent");
4295 DIE(no_func, "setgrent");
4306 DIE(no_func, "endgrent");
4316 if (!(tmps = PerlProc_getlogin()))
4318 PUSHp(tmps, strlen(tmps));
4321 DIE(no_func, "getlogin");
4325 /* Miscellaneous. */
4330 djSP; dMARK; dORIGMARK; dTARGET;
4331 register I32 items = SP - MARK;
4332 unsigned long a[20];
4338 while (++MARK <= SP) {
4339 if (SvTAINTED(*MARK)) {
4345 TAINT_PROPER("syscall");
4348 /* This probably won't work on machines where sizeof(long) != sizeof(int)
4349 * or where sizeof(long) != sizeof(char*). But such machines will
4350 * not likely have syscall implemented either, so who cares?
4352 while (++MARK <= SP) {
4353 if (SvNIOK(*MARK) || !i)
4354 a[i++] = SvIV(*MARK);
4355 else if (*MARK == &sv_undef)
4358 a[i++] = (unsigned long)SvPV_force(*MARK, na);
4364 DIE("Too many args to syscall");
4366 DIE("Too few args to syscall");
4368 retval = syscall(a[0]);
4371 retval = syscall(a[0],a[1]);
4374 retval = syscall(a[0],a[1],a[2]);
4377 retval = syscall(a[0],a[1],a[2],a[3]);
4380 retval = syscall(a[0],a[1],a[2],a[3],a[4]);
4383 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]);
4386 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]);
4389 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]);
4393 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]);
4396 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]);
4399 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],
4403 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],
4407 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],
4411 retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],
4412 a[10],a[11],a[12],a[13]);
4414 #endif /* atarist */
4420 DIE(no_func, "syscall");
4424 #ifdef FCNTL_EMULATE_FLOCK
4426 /* XXX Emulate flock() with fcntl().
4427 What's really needed is a good file locking module.
4431 fcntl_emulate_flock(int fd, int operation)
4435 switch (operation & ~LOCK_NB) {
4437 flock.l_type = F_RDLCK;
4440 flock.l_type = F_WRLCK;
4443 flock.l_type = F_UNLCK;
4449 flock.l_whence = SEEK_SET;
4450 flock.l_start = flock.l_len = 0L;
4452 return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock);
4455 #endif /* FCNTL_EMULATE_FLOCK */
4457 #ifdef LOCKF_EMULATE_FLOCK
4459 /* XXX Emulate flock() with lockf(). This is just to increase
4460 portability of scripts. The calls are not completely
4461 interchangeable. What's really needed is a good file
4465 /* The lockf() constants might have been defined in <unistd.h>.
4466 Unfortunately, <unistd.h> causes troubles on some mixed
4467 (BSD/POSIX) systems, such as SunOS 4.1.3.
4469 Further, the lockf() constants aren't POSIX, so they might not be
4470 visible if we're compiling with _POSIX_SOURCE defined. Thus, we'll
4471 just stick in the SVID values and be done with it. Sigh.
4475 # define F_ULOCK 0 /* Unlock a previously locked region */
4478 # define F_LOCK 1 /* Lock a region for exclusive use */
4481 # define F_TLOCK 2 /* Test and lock a region for exclusive use */
4484 # define F_TEST 3 /* Test a region for other processes locks */
4488 lockf_emulate_flock (fd, operation)
4496 /* flock locks entire file so for lockf we need to do the same */
4498 pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */
4499 if (pos > 0) /* is seekable and needs to be repositioned */
4500 if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0)
4501 pos = -1; /* seek failed, so don't seek back afterwards */
4504 switch (operation) {
4506 /* LOCK_SH - get a shared lock */
4508 /* LOCK_EX - get an exclusive lock */
4510 i = lockf (fd, F_LOCK, 0);
4513 /* LOCK_SH|LOCK_NB - get a non-blocking shared lock */
4514 case LOCK_SH|LOCK_NB:
4515 /* LOCK_EX|LOCK_NB - get a non-blocking exclusive lock */
4516 case LOCK_EX|LOCK_NB:
4517 i = lockf (fd, F_TLOCK, 0);
4519 if ((errno == EAGAIN) || (errno == EACCES))
4520 errno = EWOULDBLOCK;
4523 /* LOCK_UN - unlock (non-blocking is a no-op) */
4525 case LOCK_UN|LOCK_NB:
4526 i = lockf (fd, F_ULOCK, 0);
4529 /* Default - can't decipher operation */
4536 if (pos > 0) /* need to restore position of the handle */
4537 PerlLIO_lseek(fd, pos, SEEK_SET); /* ignore error here */
4542 #endif /* LOCKF_EMULATE_FLOCK */