X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/9ddeeac95cc2728719c7399fdde362518bb522a0..716e3b8c0c8bbed515ed9bf0db90423d663bb79b:/pp_sys.c diff --git a/pp_sys.c b/pp_sys.c index 9a264c8..bf32b3c 100644 --- a/pp_sys.c +++ b/pp_sys.c @@ -1,6 +1,6 @@ /* pp_sys.c * - * Copyright (c) 1991-2000, Larry Wall + * Copyright (c) 1991-2001, Larry Wall * * You may distribute under the terms of either the GNU General Public * License or the Artistic License, as specified in the README file. @@ -29,19 +29,14 @@ * --jhi */ # ifdef __hpux__ /* There is a MAXINT coming from <- <- - * and another MAXINT from "perl.h" <- . */ + * and another MAXINT from "perl.h" <- . */ # undef MAXINT # endif # include #endif -/* XXX If this causes problems, set i_unistd=undef in the hint file. */ -#ifdef I_UNISTD -# include -#endif - -#ifdef HAS_SYSCALL -#ifdef __cplusplus +#ifdef HAS_SYSCALL +#ifdef __cplusplus extern "C" int syscall(unsigned long,...); #endif #endif @@ -54,25 +49,14 @@ extern "C" int syscall(unsigned long,...); # include #endif -#if defined(HAS_SOCKET) && !defined(VMS) /* VMS handles sockets via vmsish.h */ -# include -# if defined(USE_SOCKS) && defined(I_SOCKS) -# include -# endif -# ifdef I_NETDB -# include -# endif -# ifndef ENOTSOCK -# ifdef I_NET_ERRNO -# include -# endif -# endif +#ifdef NETWARE +NETDB_DEFINE_CONTEXT #endif #ifdef HAS_SELECT -#ifdef I_SYS_SELECT -#include -#endif +# ifdef I_SYS_SELECT +# include +# endif #endif /* XXX Configure test needed. @@ -90,8 +74,10 @@ extern int h_errno; # ifdef I_PWD # include # else +# if !defined(VMS) struct passwd *getpwnam (char *); struct passwd *getpwuid (Uid_t); +# endif # endif # ifdef HAS_GETPWENT struct passwd *getpwent (void); @@ -118,11 +104,6 @@ extern int h_errno; # endif #endif -/* Put this after #includes because fork and vfork prototypes may conflict. */ -#ifndef HAS_VFORK -# define vfork fork -#endif - #ifdef HAS_CHSIZE # ifdef my_chsize /* Probably #defined to Perl_my_chsize in embed.h */ # undef my_chsize @@ -142,7 +123,7 @@ extern int h_errno; # include # endif -# if defined(HAS_FCNTL) && defined(F_SETLK) && defined (F_SETLKW) +# if defined(HAS_FCNTL) && defined(FCNTL_CAN_LOCK) # define FLOCK fcntl_emulate_flock # define FCNTL_EMULATE_FLOCK # else /* no flock() or fcntl(F_SETLK,...) */ @@ -292,6 +273,9 @@ S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) #endif #if !defined(PERL_EFF_ACCESS_R_OK) +/* With it or without it: anyway you get a warning: either that + it is unused, or it is declared static and never defined. + */ STATIC int S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) { @@ -303,7 +287,7 @@ S_emulate_eaccess(pTHX_ const char* path, Mode_t mode) PP(pp_backtick) { - djSP; dTARGET; + dSP; dTARGET; PerlIO *fp; STRLEN n_a; char *tmps = POPpx; @@ -317,6 +301,13 @@ PP(pp_backtick) mode = "rt"; fp = PerlProc_popen(tmps, mode); if (fp) { + char *type = NULL; + if (PL_curcop->cop_io) { + type = SvPV_nolen(PL_curcop->cop_io); + } + if (type && *type) + PerlIO_apply_layers(aTHX_ fp,mode,type); + if (gimme == G_VOID) { char tmpbuf[256]; while (PerlIO_read(fp, tmpbuf, sizeof tmpbuf) > 0) @@ -398,15 +389,6 @@ PP(pp_glob) return result; } -#if 0 /* XXX never used! */ -PP(pp_indread) -{ - STRLEN n_a; - PL_last_in_gv = gv_fetchpv(SvPVx(GvSV((GV*)(*PL_stack_sp--)), n_a), TRUE,SVt_PVIO); - return do_readline(); -} -#endif - PP(pp_rcatline) { PL_last_in_gv = cGVOP_gv; @@ -415,7 +397,7 @@ PP(pp_rcatline) PP(pp_warn) { - djSP; dMARK; + dSP; dMARK; SV *tmpsv; char *tmps; STRLEN len; @@ -446,7 +428,7 @@ PP(pp_warn) PP(pp_die) { - djSP; dMARK; + dSP; dMARK; char *tmps; SV *tmpsv; STRLEN len; @@ -461,7 +443,7 @@ PP(pp_die) } else { tmpsv = TOPs; - tmps = SvROK(tmpsv) ? Nullch : SvPV(tmpsv, len); + tmps = (SvROK(tmpsv) && PL_in_eval) ? Nullch : SvPV(tmpsv, len); } if (!tmps || !len) { SV *error = ERRSV; @@ -505,37 +487,28 @@ PP(pp_die) PP(pp_open) { - djSP; dTARGET; + dSP; + dMARK; dORIGMARK; + dTARGET; GV *gv; SV *sv; - SV *name; - I32 have_name = 0; + IO *io; char *tmps; STRLEN len; MAGIC *mg; + bool ok; - if (MAXARG > 2) { - name = POPs; - have_name = 1; - } - if (MAXARG > 1) - sv = POPs; - if (!isGV(TOPs)) - DIE(aTHX_ PL_no_usym, "filehandle"); - if (MAXARG <= 1) - sv = GvSV(TOPs); - gv = (GV*)POPs; + gv = (GV *)*++MARK; if (!isGV(gv)) DIE(aTHX_ PL_no_usym, "filehandle"); - if (GvIOp(gv)) + if ((io = GvIOp(gv))) IoFLAGS(GvIOp(gv)) &= ~IOf_UNTAINT; - if ((mg = SvTIED_mg((SV*)gv, 'q'))) { - PUSHMARK(SP); - XPUSHs(SvTIED_obj((SV*)gv, mg)); - XPUSHs(sv); - if (have_name) - XPUSHs(name); + if (io && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { + /* Method's args are same as ours ... */ + /* ... except handle is replaced by the object */ + *MARK-- = SvTIED_obj((SV*)io, mg); + PUSHMARK(MARK); PUTBACK; ENTER; call_method("OPEN", G_SCALAR); @@ -544,8 +517,17 @@ PP(pp_open) RETURN; } + if (MARK < SP) { + sv = *++MARK; + } + else { + sv = GvSV(gv); + } + tmps = SvPV(sv, len); - if (do_open9(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, name, have_name)) + ok = do_openn(gv, tmps, len, FALSE, O_RDONLY, 0, Nullfp, MARK+1, (SP-MARK)); + SP = ORIGMARK; + if (ok) PUSHi( (I32)PL_forkprocess ); else if (PL_forkprocess == 0) /* we are a new child */ PUSHi(0); @@ -556,8 +538,9 @@ PP(pp_open) PP(pp_close) { - djSP; + dSP; GV *gv; + IO *io; MAGIC *mg; if (MAXARG == 0) @@ -565,9 +548,11 @@ PP(pp_close) else gv = (GV*)POPs; - if ((mg = SvTIED_mg((SV*)gv, 'q'))) { + if (gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { PUSHMARK(SP); - XPUSHs(SvTIED_obj((SV*)gv, mg)); + XPUSHs(SvTIED_obj((SV*)io, mg)); PUTBACK; ENTER; call_method("CLOSE", G_SCALAR); @@ -582,8 +567,8 @@ PP(pp_close) PP(pp_pipe_op) { - djSP; #ifdef HAS_PIPE + dSP; GV *rgv; GV *wgv; register IO *rstio; @@ -612,8 +597,8 @@ PP(pp_pipe_op) IoIFP(rstio) = PerlIO_fdopen(fd[0], "r"); IoOFP(wstio) = PerlIO_fdopen(fd[1], "w"); IoIFP(wstio) = IoOFP(wstio); - IoTYPE(rstio) = '<'; - IoTYPE(wstio) = '>'; + IoTYPE(rstio) = IoTYPE_RDONLY; + IoTYPE(wstio) = IoTYPE_WRONLY; if (!IoIFP(rstio) || !IoOFP(wstio)) { if (IoIFP(rstio)) PerlIO_close(IoIFP(rstio)); @@ -637,7 +622,7 @@ badexit: PP(pp_fileno) { - djSP; dTARGET; + dSP; dTARGET; GV *gv; IO *io; PerlIO *fp; @@ -647,9 +632,11 @@ PP(pp_fileno) RETPUSHUNDEF; gv = (GV*)POPs; - if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) { + if (gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { PUSHMARK(SP); - XPUSHs(SvTIED_obj((SV*)gv, mg)); + XPUSHs(SvTIED_obj((SV*)io, mg)); PUTBACK; ENTER; call_method("FILENO", G_SCALAR); @@ -658,18 +645,25 @@ PP(pp_fileno) RETURN; } - if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) + if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) { + /* Can't do this because people seem to do things like + defined(fileno($foo)) to check whether $foo is a valid fh. + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) + report_evil_fh(gv, io, PL_op->op_type); + */ RETPUSHUNDEF; + } + PUSHi(PerlIO_fileno(fp)); RETURN; } PP(pp_umask) { - djSP; dTARGET; + dSP; dTARGET; +#ifdef HAS_UMASK Mode_t anum; -#ifdef HAS_UMASK if (MAXARG < 1) { anum = PerlLIO_umask(0); (void)PerlLIO_umask(anum); @@ -691,7 +685,7 @@ PP(pp_umask) PP(pp_binmode) { - djSP; + dSP; GV *gv; IO *io; PerlIO *fp; @@ -700,14 +694,17 @@ PP(pp_binmode) if (MAXARG < 1) RETPUSHUNDEF; - if (MAXARG > 1) + if (MAXARG > 1) { discp = POPs; + } - gv = (GV*)POPs; + gv = (GV*)POPs; - if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) { + if (gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { PUSHMARK(SP); - XPUSHs(SvTIED_obj((SV*)gv, mg)); + XPUSHs(SvTIED_obj((SV*)io, mg)); if (discp) XPUSHs(discp); PUTBACK; @@ -719,10 +716,14 @@ PP(pp_binmode) } EXTEND(SP, 1); - if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) - RETPUSHUNDEF; + if (!(io = GvIO(gv)) || !(fp = IoIFP(io))) { + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) + report_evil_fh(gv, io, PL_op->op_type); + RETPUSHUNDEF; + } - if (do_binmode(fp,IoTYPE(io),mode_from_discipline(discp))) + if (PerlIO_binmode(aTHX_ fp,IoTYPE(io),mode_from_discipline(discp), + (discp) ? SvPV_nolen(discp) : Nullch)) RETPUSHYES; else RETPUSHUNDEF; @@ -730,7 +731,7 @@ PP(pp_binmode) PP(pp_tie) { - djSP; + dSP; dMARK; SV *varsv; HV* stash; @@ -738,7 +739,7 @@ PP(pp_tie) SV *sv; I32 markoff = MARK - PL_stack_base; char *methname; - int how = 'P'; + int how = PERL_MAGIC_tied; U32 items; STRLEN n_a; @@ -746,17 +747,28 @@ PP(pp_tie) switch(SvTYPE(varsv)) { case SVt_PVHV: methname = "TIEHASH"; + HvEITER((HV *)varsv) = Null(HE *); break; case SVt_PVAV: methname = "TIEARRAY"; break; case SVt_PVGV: +#ifdef GV_UNIQUE_CHECK + if (GvUNIQUE((GV*)varsv)) { + Perl_croak(aTHX_ "Attempt to tie unique GV"); + } +#endif methname = "TIEHANDLE"; - how = 'q'; + how = PERL_MAGIC_tiedscalar; + /* For tied filehandles, we apply tiedscalar magic to the IO + slot of the GP rather than the GV itself. AMS 20010812 */ + if (!GvIOp(varsv)) + GvIOp(varsv) = newIO(); + varsv = (SV *)GvIOp(varsv); break; default: methname = "TIESCALAR"; - how = 'q'; + how = PERL_MAGIC_tiedscalar; break; } items = SP - MARK++; @@ -769,7 +781,7 @@ PP(pp_tie) PUSHs(*MARK++); PUTBACK; call_method(methname, G_SCALAR); - } + } else { /* Not clear why we don't call call_method here too. * perhaps to get different error message ? @@ -777,7 +789,7 @@ PP(pp_tie) stash = gv_stashsv(*MARK, FALSE); if (!stash || !(gv = gv_fetchmethod(stash, methname))) { DIE(aTHX_ "Can't locate object method \"%s\" via package \"%s\"", - methname, SvPV(*MARK,n_a)); + methname, SvPV(*MARK,n_a)); } ENTER; PUSHSTACKi(PERLSI_MAGIC); @@ -794,7 +806,13 @@ PP(pp_tie) POPSTACK; if (sv_isobject(sv)) { sv_unmagic(varsv, how); - sv_magic(varsv, (SvRV(sv) == varsv ? Nullsv : sv), how, Nullch, 0); + /* Croak if a self-tie on an aggregate is attempted. */ + if (varsv == SvRV(sv) && + (SvTYPE(sv) == SVt_PVAV || + SvTYPE(sv) == SVt_PVHV)) + Perl_croak(aTHX_ + "Self-ties of arrays and hashes are not supported"); + sv_magic(varsv, sv, how, Nullch, 0); } LEAVE; SP = PL_stack_base + markoff; @@ -804,30 +822,51 @@ PP(pp_tie) PP(pp_untie) { - djSP; + dSP; + MAGIC *mg; SV *sv = POPs; - char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) ? 'P' : 'q'; + char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) + ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; + + if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) + RETPUSHYES; - if (ckWARN(WARN_UNTIE)) { - MAGIC * mg ; - if ((mg = SvTIED_mg(sv, how))) { - if (mg && SvREFCNT(SvRV(mg->mg_obj)) > 1) + if ((mg = SvTIED_mg(sv, how))) { + SV *obj = SvRV(mg->mg_obj); + GV *gv; + CV *cv = NULL; + if ((gv = gv_fetchmethod_autoload(SvSTASH(obj), "UNTIE", FALSE)) && + isGV(gv) && (cv = GvCV(gv))) { + PUSHMARK(SP); + XPUSHs(SvTIED_obj((SV*)gv, mg)); + XPUSHs(sv_2mortal(newSViv(SvREFCNT(obj)-1))); + PUTBACK; + ENTER; + call_sv((SV *)cv, G_VOID); + LEAVE; + SPAGAIN; + } + else if (ckWARN(WARN_UNTIE)) { + if (mg && SvREFCNT(obj) > 1) Perl_warner(aTHX_ WARN_UNTIE, "untie attempted while %"UVuf" inner references still exist", - (UV)SvREFCNT(SvRV(mg->mg_obj)) - 1 ) ; + (UV)SvREFCNT(obj) - 1 ) ; } + sv_unmagic(sv, how); } - - sv_unmagic(sv, how); RETPUSHYES; } PP(pp_tied) { - djSP; - SV *sv = POPs; - char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) ? 'P' : 'q'; + dSP; MAGIC *mg; + SV *sv = POPs; + char how = (SvTYPE(sv) == SVt_PVHV || SvTYPE(sv) == SVt_PVAV) + ? PERL_MAGIC_tied : PERL_MAGIC_tiedscalar; + + if (SvTYPE(sv) == SVt_PVGV && !(sv = (SV *)GvIOp(sv))) + RETPUSHUNDEF; if ((mg = SvTIED_mg(sv, how))) { SV *osv = SvTIED_obj(sv, mg); @@ -841,7 +880,7 @@ PP(pp_tied) PP(pp_dbmopen) { - djSP; + dSP; HV *hv; dPOPPOPssrl; HV* stash; @@ -889,8 +928,8 @@ PP(pp_dbmopen) } if (sv_isobject(TOPs)) { - sv_unmagic((SV *) hv, 'P'); - sv_magic((SV*)hv, TOPs, 'P', Nullch, 0); + sv_unmagic((SV *) hv, PERL_MAGIC_tied); + sv_magic((SV*)hv, TOPs, PERL_MAGIC_tied, Nullch, 0); } LEAVE; RETURN; @@ -903,8 +942,8 @@ PP(pp_dbmclose) PP(pp_sselect) { - djSP; dTARGET; #ifdef HAS_SELECT + dSP; dTARGET; register I32 i; register I32 j; register char *s; @@ -1045,7 +1084,6 @@ PP(pp_sselect) void Perl_setdefout(pTHX_ GV *gv) { - dTHR; if (gv) (void)SvREFCNT_inc(gv); if (PL_defoutgv) @@ -1055,7 +1093,7 @@ Perl_setdefout(pTHX_ GV *gv) PP(pp_select) { - djSP; dTARGET; + dSP; dTARGET; GV *newdefout, *egv; HV *hv; @@ -1070,7 +1108,7 @@ PP(pp_select) else { GV **gvp = (GV**)hv_fetch(hv, GvNAME(egv), GvNAMELEN(egv), FALSE); if (gvp && *gvp == egv) { - gv_efullname4(TARG, PL_defoutgv, Nullch, FALSE); + gv_efullname4(TARG, PL_defoutgv, Nullch, TRUE); XPUSHTARG; } else { @@ -1089,8 +1127,9 @@ PP(pp_select) PP(pp_getc) { - djSP; dTARGET; + dSP; dTARGET; GV *gv; + IO *io; MAGIC *mg; if (MAXARG == 0) @@ -1098,10 +1137,12 @@ PP(pp_getc) else gv = (GV*)POPs; - if ((mg = SvTIED_mg((SV*)gv, 'q'))) { + if (gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { I32 gimme = GIMME_V; PUSHMARK(SP); - XPUSHs(SvTIED_obj((SV*)gv, mg)); + XPUSHs(SvTIED_obj((SV*)io, mg)); PUTBACK; ENTER; call_method("GETC", gimme); @@ -1116,6 +1157,16 @@ PP(pp_getc) TAINT; sv_setpv(TARG, " "); *SvPVX(TARG) = PerlIO_getc(IoIFP(GvIOp(gv))); /* should never be EOF */ + if (PerlIO_isutf8(IoIFP(GvIOp(gv)))) { + /* Find out how many bytes the char needs */ + Size_t len = UTF8SKIP(SvPVX(TARG)); + if (len > 1) { + SvGROW(TARG,len+1); + len = PerlIO_read(IoIFP(GvIOp(gv)),SvPVX(TARG)+1,len-1); + SvCUR_set(TARG,1+len); + } + SvUTF8_on(TARG); + } PUSHTARG; RETURN; } @@ -1128,7 +1179,6 @@ PP(pp_read) STATIC OP * S_doform(pTHX_ CV *cv, GV *gv, OP *retop) { - dTHR; register PERL_CONTEXT *cx; I32 gimme = GIMME_V; AV* padlist = CvPADLIST(cv); @@ -1149,7 +1199,7 @@ S_doform(pTHX_ CV *cv, GV *gv, OP *retop) PP(pp_enterwrite) { - djSP; + dSP; register GV *gv; register IO *io; GV *fgv; @@ -1174,11 +1224,14 @@ PP(pp_enterwrite) cv = GvFORM(fgv); if (!cv) { + char *name = NULL; if (fgv) { SV *tmpsv = sv_newmortal(); gv_efullname4(tmpsv, fgv, Nullch, FALSE); - DIE(aTHX_ "Undefined format \"%s\" called",SvPVX(tmpsv)); + name = SvPV_nolen(tmpsv); } + if (name && *name) + DIE(aTHX_ "Undefined format \"%s\" called", name); DIE(aTHX_ "Not a format reference"); } if (CvCLONE(cv)) @@ -1190,7 +1243,7 @@ PP(pp_enterwrite) PP(pp_leavewrite) { - djSP; + dSP; GV *gv = cxstack[cxstack_ix].blk_sub.gv; register IO *io = GvIOp(gv); PerlIO *ofp = IoOFP(io); @@ -1201,6 +1254,8 @@ PP(pp_leavewrite) DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n", (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget))); + if (!io || !ofp) + goto forget_top; if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) && PL_formtarget != PL_toptarget) { @@ -1240,13 +1295,16 @@ PP(pp_leavewrite) s++; } if (s) { - PerlIO_write(ofp, SvPVX(PL_formtarget), s - SvPVX(PL_formtarget)); + STRLEN save = SvCUR(PL_formtarget); + SvCUR_set(PL_formtarget, s - SvPVX(PL_formtarget)); + do_print(PL_formtarget, ofp); + SvCUR_set(PL_formtarget, save); sv_chop(PL_formtarget, s); FmLINES(PL_formtarget) -= IoLINES_LEFT(io); } } if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) - PerlIO_write(ofp, SvPVX(PL_formfeed), SvCUR(PL_formfeed)); + do_print(PL_formfeed, ofp); IoLINES_LEFT(io) = IoPAGE_LEN(io); IoPAGE(io)++; PL_formtarget = PL_toptarget; @@ -1255,10 +1313,19 @@ PP(pp_leavewrite) if (!fgv) DIE(aTHX_ "bad top format reference"); cv = GvFORM(fgv); - if (!cv) { - SV *tmpsv = sv_newmortal(); - gv_efullname4(tmpsv, fgv, Nullch, FALSE); - DIE(aTHX_ "Undefined top format \"%s\" called",SvPVX(tmpsv)); + { + char *name = NULL; + if (!cv) { + SV *sv = sv_newmortal(); + gv_efullname4(sv, fgv, Nullch, FALSE); + name = SvPV_nolen(sv); + } + if (name && *name) + DIE(aTHX_ "Undefined top format \"%s\" called",name); + /* why no: + else + DIE(aTHX_ "Undefined top format called"); + ?*/ } if (CvCLONE(cv)) cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); @@ -1274,14 +1341,22 @@ PP(pp_leavewrite) if (!fp) { if (ckWARN2(WARN_CLOSED,WARN_IO)) { if (IoIFP(io)) { - SV* sv = sv_newmortal(); - gv_efullname4(sv, gv, Nullch, FALSE); - Perl_warner(aTHX_ WARN_IO, - "Filehandle %s opened only for input", - SvPV_nolen(sv)); + /* integrate with report_evil_fh()? */ + char *name = NULL; + if (isGV(gv)) { + SV* sv = sv_newmortal(); + gv_efullname4(sv, gv, Nullch, FALSE); + name = SvPV_nolen(sv); + } + if (name && *name) + Perl_warner(aTHX_ WARN_IO, + "Filehandle %s opened only for input", name); + else + Perl_warner(aTHX_ WARN_IO, + "Filehandle opened only for input"); } else if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, io, "write", "filehandle"); + report_evil_fh(gv, io, PL_op->op_type); } PUSHs(&PL_sv_no); } @@ -1290,8 +1365,7 @@ PP(pp_leavewrite) if (ckWARN(WARN_IO)) Perl_warner(aTHX_ WARN_IO, "page overflow"); } - if (!PerlIO_write(ofp, SvPVX(PL_formtarget), SvCUR(PL_formtarget)) || - PerlIO_error(fp)) + if (!do_print(PL_formtarget, fp)) PUSHs(&PL_sv_no); else { FmLINES(PL_formtarget) = 0; @@ -1302,6 +1376,7 @@ PP(pp_leavewrite) PUSHs(&PL_sv_yes); } } + /* bad_ofp: */ PL_formtarget = PL_bodytarget; PUTBACK; return pop_return(); @@ -1309,20 +1384,21 @@ PP(pp_leavewrite) PP(pp_prtf) { - djSP; dMARK; dORIGMARK; + dSP; dMARK; dORIGMARK; GV *gv; IO *io; PerlIO *fp; SV *sv; MAGIC *mg; - STRLEN n_a; if (PL_op->op_flags & OPf_STACKED) gv = (GV*)*++MARK; else gv = PL_defoutgv; - if ((mg = SvTIED_mg((SV*)gv, 'q'))) { + if (gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { if (MARK == ORIGMARK) { MEXTEND(SP, 1); ++MARK; @@ -1330,7 +1406,7 @@ PP(pp_prtf) ++SP; } PUSHMARK(MARK - 1); - *MARK = SvTIED_obj((SV*)gv, mg); + *MARK = SvTIED_obj((SV*)io, mg); PUTBACK; ENTER; call_method("PRINTF", G_SCALAR); @@ -1344,24 +1420,29 @@ PP(pp_prtf) sv = NEWSV(0,0); if (!(io = GvIO(gv))) { - if (ckWARN(WARN_UNOPENED)) { - gv_efullname4(sv, gv, Nullch, FALSE); - Perl_warner(aTHX_ WARN_UNOPENED, - "Filehandle %s never opened", SvPV(sv,n_a)); - } + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) + report_evil_fh(gv, io, PL_op->op_type); SETERRNO(EBADF,RMS$_IFI); goto just_say_no; } else if (!(fp = IoOFP(io))) { if (ckWARN2(WARN_CLOSED,WARN_IO)) { + /* integrate with report_evil_fh()? */ if (IoIFP(io)) { - gv_efullname4(sv, gv, Nullch, FALSE); - Perl_warner(aTHX_ WARN_IO, - "Filehandle %s opened only for input", - SvPV(sv,n_a)); + char *name = NULL; + if (isGV(gv)) { + gv_efullname4(sv, gv, Nullch, FALSE); + name = SvPV_nolen(sv); + } + if (name && *name) + Perl_warner(aTHX_ WARN_IO, + "Filehandle %s opened only for input", name); + else + Perl_warner(aTHX_ WARN_IO, + "Filehandle opened only for input"); } else if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, io, "printf", "filehandle"); + report_evil_fh(gv, io, PL_op->op_type); } SETERRNO(EBADF,IoIFP(io)?RMS$_FAC:RMS$_IFI); goto just_say_no; @@ -1389,7 +1470,7 @@ PP(pp_prtf) PP(pp_sysopen) { - djSP; + dSP; GV *gv; SV *sv; char *tmps; @@ -1419,25 +1500,30 @@ PP(pp_sysopen) PP(pp_sysread) { - djSP; dMARK; dORIGMARK; dTARGET; + dSP; dMARK; dORIGMARK; dTARGET; int offset; GV *gv; IO *io; char *buffer; SSize_t length; + SSize_t count; Sock_size_t bufsize; SV *bufsv; STRLEN blen; MAGIC *mg; + int fp_utf8; + Size_t got = 0; + Size_t wanted; gv = (GV*)*++MARK; - if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) && - (mg = SvTIED_mg((SV*)gv, 'q'))) + if ((PL_op->op_type == OP_READ || PL_op->op_type == OP_SYSREAD) + && gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) { SV *sv; PUSHMARK(MARK-1); - *MARK = SvTIED_obj((SV*)gv, mg); + *MARK = SvTIED_obj((SV*)io, mg); ENTER; call_method("READ", G_SCALAR); LEAVE; @@ -1453,10 +1539,7 @@ PP(pp_sysread) bufsv = *++MARK; if (! SvOK(bufsv)) sv_setpvn(bufsv, "", 0); - buffer = SvPV_force(bufsv, blen); length = SvIVx(*++MARK); - if (length < 0) - DIE(aTHX_ "Negative length"); SETERRNO(0,0); if (MARK < SP) offset = SvIVx(*++MARK); @@ -1465,6 +1548,18 @@ PP(pp_sysread) io = GvIO(gv); if (!io || !IoIFP(io)) goto say_undef; + if ((fp_utf8 = PerlIO_isutf8(IoIFP(io))) && !IN_BYTES) { + buffer = SvPVutf8_force(bufsv, blen); + /* UTF8 may not have been set if they are all low bytes */ + SvUTF8_on(bufsv); + } + else { + buffer = SvPV_force(bufsv, blen); + } + if (length < 0) + DIE(aTHX_ "Negative length"); + wanted = length; + #ifdef HAS_SOCKET if (PL_op->op_type == OP_RECV) { char namebuf[MAXPATHLEN]; @@ -1477,19 +1572,21 @@ PP(pp_sysread) if (bufsize >= 256) bufsize = 255; #endif -#ifdef OS2 /* At least Warp3+IAK: only the first byte of bufsize set */ - if (bufsize >= 256) - bufsize = 255; -#endif buffer = SvGROW(bufsv, length+1); /* 'offset' means 'flags' here */ - length = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, + count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, offset, (struct sockaddr *)namebuf, &bufsize); - if (length < 0) + if (count < 0) RETPUSHUNDEF; - SvCUR_set(bufsv, length); +#ifdef EPOC + /* Bogus return without padding */ + bufsize = sizeof (struct sockaddr_in); +#endif + SvCUR_set(bufsv, count); *SvEND(bufsv) = '\0'; (void)SvPOK_only(bufsv); + if (fp_utf8) + SvUTF8_on(bufsv); SvSETMAGIC(bufsv); /* This should not be marked tainted if the fp is marked clean */ if (!(IoFLAGS(io) & IOf_UNTAINT)) @@ -1503,69 +1600,116 @@ PP(pp_sysread) if (PL_op->op_type == OP_RECV) DIE(aTHX_ PL_no_sock_func, "recv"); #endif + if (DO_UTF8(bufsv)) { + /* offset adjust in characters not bytes */ + blen = sv_len_utf8(bufsv); + } if (offset < 0) { if (-offset > blen) DIE(aTHX_ "Offset outside string"); offset += blen; } + if (DO_UTF8(bufsv)) { + /* convert offset-as-chars to offset-as-bytes */ + offset = utf8_hop((U8 *)buffer,offset) - (U8 *) buffer; + } + more_bytes: bufsize = SvCUR(bufsv); - buffer = SvGROW(bufsv, length+offset+1); + buffer = SvGROW(bufsv, length+offset+1); if (offset > bufsize) { /* Zero any newly allocated space */ Zero(buffer+bufsize, offset-bufsize, char); } + buffer = buffer + offset; + if (PL_op->op_type == OP_SYSREAD) { #ifdef PERL_SOCK_SYSREAD_IS_RECV - if (IoTYPE(io) == 's') { - length = PerlSock_recv(PerlIO_fileno(IoIFP(io)), - buffer+offset, length, 0); + if (IoTYPE(io) == IoTYPE_SOCKET) { + count = PerlSock_recv(PerlIO_fileno(IoIFP(io)), + buffer, length, 0); } else #endif { - length = PerlLIO_read(PerlIO_fileno(IoIFP(io)), - buffer+offset, length); + count = PerlLIO_read(PerlIO_fileno(IoIFP(io)), + buffer, length); } } else #ifdef HAS_SOCKET__bad_code_maybe - if (IoTYPE(io) == 's') { + if (IoTYPE(io) == IoTYPE_SOCKET) { char namebuf[MAXPATHLEN]; #if defined(VMS_DO_SOCKETS) && defined(DECCRTL_SOCKETS) bufsize = sizeof (struct sockaddr_in); #else bufsize = sizeof namebuf; #endif - length = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer+offset, length, 0, + count = PerlSock_recvfrom(PerlIO_fileno(IoIFP(io)), buffer, length, 0, (struct sockaddr *)namebuf, &bufsize); } else #endif { - length = PerlIO_read(IoIFP(io), buffer+offset, length); - /* fread() returns 0 on both error and EOF */ - if (length == 0 && PerlIO_error(IoIFP(io))) - length = -1; - } - if (length < 0) { - if ((IoTYPE(io) == '>' || IoIFP(io) == PerlIO_stdout() - || IoIFP(io) == PerlIO_stderr()) && ckWARN(WARN_IO)) + count = PerlIO_read(IoIFP(io), buffer, length); + /* PerlIO_read() - like fread() returns 0 on both error and EOF */ + if (count == 0 && PerlIO_error(IoIFP(io))) + count = -1; + } + if (count < 0) { + if ((IoTYPE(io) == IoTYPE_WRONLY) && ckWARN(WARN_IO)) { - SV* sv = sv_newmortal(); - gv_efullname4(sv, gv, Nullch, FALSE); - Perl_warner(aTHX_ WARN_IO, "Filehandle %s opened only for output", - SvPV_nolen(sv)); + /* integrate with report_evil_fh()? */ + char *name = NULL; + if (isGV(gv)) { + SV* sv = sv_newmortal(); + gv_efullname4(sv, gv, Nullch, FALSE); + name = SvPV_nolen(sv); + } + if (name && *name) + Perl_warner(aTHX_ WARN_IO, + "Filehandle %s opened only for output", name); + else + Perl_warner(aTHX_ WARN_IO, + "Filehandle opened only for output"); } goto say_undef; } - SvCUR_set(bufsv, length+offset); + SvCUR_set(bufsv, count+(buffer - SvPVX(bufsv))); *SvEND(bufsv) = '\0'; (void)SvPOK_only(bufsv); + if (fp_utf8 && !IN_BYTES) { + /* Look at utf8 we got back and count the characters */ + char *bend = buffer + count; + while (buffer < bend) { + STRLEN skip = UTF8SKIP(buffer); + if (buffer+skip > bend) { + /* partial character - try for rest of it */ + length = skip - (bend-buffer); + offset = bend - SvPVX(bufsv); + goto more_bytes; + } + else { + got++; + buffer += skip; + } + } + /* If we have not 'got' the number of _characters_ we 'wanted' get some more + provided amount read (count) was what was requested (length) + */ + if (got < wanted && count == length) { + length = (wanted-got); + offset = bend - SvPVX(bufsv); + goto more_bytes; + } + /* return value is character count */ + count = got; + SvUTF8_on(bufsv); + } SvSETMAGIC(bufsv); /* This should not be marked tainted if the fp is marked clean */ if (!(IoFLAGS(io) & IOf_UNTAINT)) SvTAINTED_on(bufsv); SP = ORIGMARK; - PUSHi(length); + PUSHi(count); RETURN; say_undef: @@ -1575,7 +1719,7 @@ PP(pp_sysread) PP(pp_syswrite) { - djSP; + dSP; int items = (SP - PL_stack_base) - TOPMARK; if (items == 2) { SV *sv; @@ -1589,23 +1733,25 @@ PP(pp_syswrite) PP(pp_send) { - djSP; dMARK; dORIGMARK; dTARGET; + dSP; dMARK; dORIGMARK; dTARGET; GV *gv; IO *io; SV *bufsv; char *buffer; Size_t length; SSize_t retval; - IV offset; STRLEN blen; MAGIC *mg; gv = (GV*)*++MARK; - if (PL_op->op_type == OP_SYSWRITE && (mg = SvTIED_mg((SV*)gv, 'q'))) { + if (PL_op->op_type == OP_SYSWRITE + && gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { SV *sv; PUSHMARK(MARK-1); - *MARK = SvTIED_obj((SV*)gv, mg); + *MARK = SvTIED_obj((SV*)io, mg); ENTER; call_method("WRITE", G_SCALAR); LEAVE; @@ -1618,7 +1764,6 @@ PP(pp_send) if (!gv) goto say_undef; bufsv = *++MARK; - buffer = SvPV(bufsv, blen); #if Size_t_size > IVSIZE length = (Size_t)SvNVx(*++MARK); #else @@ -1630,14 +1775,26 @@ PP(pp_send) io = GvIO(gv); if (!io || !IoIFP(io)) { retval = -1; - if (ckWARN(WARN_CLOSED)) { - if (PL_op->op_type == OP_SYSWRITE) - report_closed_fh(gv, io, "syswrite", "filehandle"); - else - report_closed_fh(gv, io, "send", "socket"); - } + if (ckWARN(WARN_CLOSED)) + report_evil_fh(gv, io, PL_op->op_type); + goto say_undef; + } + + if (PerlIO_isutf8(IoIFP(io))) { + buffer = SvPVutf8(bufsv, blen); + } + else { + if (DO_UTF8(bufsv)) + sv_utf8_downgrade(bufsv, FALSE); + buffer = SvPV(bufsv, blen); } - else if (PL_op->op_type == OP_SYSWRITE) { + + if (PL_op->op_type == OP_SYSWRITE) { + IV offset; + if (DO_UTF8(bufsv)) { + /* length and offset are in chars */ + blen = sv_len_utf8(bufsv); + } if (MARK < SP) { offset = SvIVx(*++MARK); if (offset < 0) { @@ -1650,17 +1807,24 @@ PP(pp_send) offset = 0; if (length > blen - offset) length = blen - offset; + if (DO_UTF8(bufsv)) { + buffer = (char*)utf8_hop((U8 *)buffer, offset); + length = utf8_hop((U8 *)buffer, length) - (U8 *)buffer; + } + else { + buffer = buffer+offset; + } #ifdef PERL_SOCK_SYSWRITE_IS_SEND - if (IoTYPE(io) == 's') { + if (IoTYPE(io) == IoTYPE_SOCKET) { retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), - buffer+offset, length, 0); + buffer, length, 0); } else #endif { /* See the note at doio.c:do_print about filesize limits. --jhi */ retval = PerlLIO_write(PerlIO_fileno(IoIFP(io)), - buffer+offset, length); + buffer, length); } } #ifdef HAS_SOCKET @@ -1668,12 +1832,13 @@ PP(pp_send) char *sockbuf; STRLEN mlen; sockbuf = SvPVx(*++MARK, mlen); + /* length is really flags */ retval = PerlSock_sendto(PerlIO_fileno(IoIFP(io)), buffer, blen, length, (struct sockaddr *)sockbuf, mlen); } else + /* length is really flags */ retval = PerlSock_send(PerlIO_fileno(IoIFP(io)), buffer, blen, length); - #else else DIE(aTHX_ PL_no_sock_func, "send"); @@ -1700,8 +1865,9 @@ PP(pp_recv) PP(pp_eof) { - djSP; + dSP; GV *gv; + IO *io; MAGIC *mg; if (MAXARG == 0) { @@ -1727,9 +1893,11 @@ PP(pp_eof) else gv = PL_last_in_gv = (GV*)POPs; /* eof(FH) */ - if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) { + if (gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { PUSHMARK(SP); - XPUSHs(SvTIED_obj((SV*)gv, mg)); + XPUSHs(SvTIED_obj((SV*)io, mg)); PUTBACK; ENTER; call_method("EOF", G_SCALAR); @@ -1744,8 +1912,9 @@ PP(pp_eof) PP(pp_tell) { - djSP; dTARGET; - GV *gv; + dSP; dTARGET; + GV *gv; + IO *io; MAGIC *mg; if (MAXARG == 0) @@ -1753,9 +1922,11 @@ PP(pp_tell) else gv = PL_last_in_gv = (GV*)POPs; - if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) { + if (gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { PUSHMARK(SP); - XPUSHs(SvTIED_obj((SV*)gv, mg)); + XPUSHs(SvTIED_obj((SV*)io, mg)); PUTBACK; ENTER; call_method("TELL", G_SCALAR); @@ -1779,8 +1950,9 @@ PP(pp_seek) PP(pp_sysseek) { - djSP; + dSP; GV *gv; + IO *io; int whence = POPi; #if LSEEKSIZE > IVSIZE Off_t offset = (Off_t)SvNVx(POPs); @@ -1791,9 +1963,11 @@ PP(pp_sysseek) gv = PL_last_in_gv = (GV*)POPs; - if (gv && (mg = SvTIED_mg((SV*)gv, 'q'))) { + if (gv && (io = GvIO(gv)) + && (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar))) + { PUSHMARK(SP); - XPUSHs(SvTIED_obj((SV*)gv, mg)); + XPUSHs(SvTIED_obj((SV*)io, mg)); #if LSEEKSIZE > IVSIZE XPUSHs(sv_2mortal(newSVnv((NV) offset))); #else @@ -1830,16 +2004,13 @@ PP(pp_sysseek) PP(pp_truncate) { - djSP; + dSP; /* There seems to be no consensus on the length type of truncate() * and ftruncate(), both off_t and size_t have supporters. In * general one would think that when using large files, off_t is * at least as wide as size_t, so using an off_t should be okay. */ /* XXX Configure probe for the length type of *truncate() needed XXX */ Off_t len; - int result = 1; - GV *tmpgv; - STRLEN n_a; #if Size_t_size > IVSIZE len = (Off_t)POPn; @@ -1847,64 +2018,71 @@ PP(pp_truncate) len = (Off_t)POPi; #endif /* Checking for length < 0 is problematic as the type might or - * might not be signed: if it is not, clever compilers will moan. */ + * might not be signed: if it is not, clever compilers will moan. */ /* XXX Configure probe for the signedness of the length type of *truncate() needed? XXX */ SETERRNO(0,0); #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) || defined(F_FREESP) - if (PL_op->op_flags & OPf_SPECIAL) { - tmpgv = gv_fetchpv(POPpx, FALSE, SVt_PVIO); - do_ftruncate: - TAINT_PROPER("truncate"); - if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv))) - result = 0; - else { - PerlIO_flush(IoIFP(GvIOp(tmpgv))); + { + STRLEN n_a; + int result = 1; + GV *tmpgv; + + if (PL_op->op_flags & OPf_SPECIAL) { + tmpgv = gv_fetchpv(POPpx, FALSE, SVt_PVIO); + + do_ftruncate: + TAINT_PROPER("truncate"); + if (!GvIO(tmpgv) || !IoIFP(GvIOp(tmpgv))) + result = 0; + else { + PerlIO_flush(IoIFP(GvIOp(tmpgv))); #ifdef HAS_TRUNCATE - if (ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) -#else - if (my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) + if (ftruncate(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) +#else + if (my_chsize(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), len) < 0) #endif - result = 0; - } - } - else { - SV *sv = POPs; - char *name; - STRLEN n_a; - - if (SvTYPE(sv) == SVt_PVGV) { - tmpgv = (GV*)sv; /* *main::FRED for example */ - goto do_ftruncate; - } - else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { - tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ - goto do_ftruncate; + result = 0; + } } + else { + SV *sv = POPs; + char *name; + + if (SvTYPE(sv) == SVt_PVGV) { + tmpgv = (GV*)sv; /* *main::FRED for example */ + goto do_ftruncate; + } + else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { + tmpgv = (GV*) SvRV(sv); /* \*main::FRED for example */ + goto do_ftruncate; + } - name = SvPV(sv, n_a); - TAINT_PROPER("truncate"); + name = SvPV(sv, n_a); + TAINT_PROPER("truncate"); #ifdef HAS_TRUNCATE - if (truncate(name, len) < 0) - result = 0; + if (truncate(name, len) < 0) + result = 0; #else - { - int tmpfd; - if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) - result = 0; - else { - if (my_chsize(tmpfd, len) < 0) + { + int tmpfd; + + if ((tmpfd = PerlLIO_open(name, O_RDWR)) < 0) result = 0; - PerlLIO_close(tmpfd); + else { + if (my_chsize(tmpfd, len) < 0) + result = 0; + PerlLIO_close(tmpfd); + } } - } #endif - } + } - if (result) - RETPUSHYES; - if (!errno) - SETERRNO(EBADF,RMS$_IFI); - RETPUSHUNDEF; + if (result) + RETPUSHYES; + if (!errno) + SETERRNO(EBADF,RMS$_IFI); + RETPUSHUNDEF; + } #else DIE(aTHX_ "truncate not implemented"); #endif @@ -1917,16 +2095,18 @@ PP(pp_fcntl) PP(pp_ioctl) { - djSP; dTARGET; + dSP; dTARGET; SV *argsv = POPs; - unsigned int func = U_I(POPn); + unsigned int func = POPu; int optype = PL_op->op_type; char *s; IV retval; GV *gv = (GV*)POPs; - IO *io = GvIOn(gv); + IO *io = gv ? GvIOn(gv) : 0; if (!io || !argsv || !IoIFP(io)) { + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) + report_evil_fh(gv, io, PL_op->op_type); SETERRNO(EBADF,RMS$_IFI); /* well, sort of... */ RETPUSHUNDEF; } @@ -1962,7 +2142,7 @@ PP(pp_ioctl) retval = fcntl(PerlIO_fileno(IoIFP(io)), func, (int)s); #else retval = fcntl(PerlIO_fileno(IoIFP(io)), func, s); -#endif +#endif #else DIE(aTHX_ "fcntl is not implemented"); #endif @@ -1970,7 +2150,7 @@ PP(pp_ioctl) if (SvPOK(argsv)) { if (s[SvCUR(argsv)] != 17) DIE(aTHX_ "Possible memory corruption: %s overflowed 3rd argument", - PL_op_name[optype]); + OP_NAME(PL_op)); s[SvCUR(argsv)] = 0; /* put our null back */ SvSETMAGIC(argsv); /* Assume it has changed */ } @@ -1988,31 +2168,34 @@ PP(pp_ioctl) PP(pp_flock) { - djSP; dTARGET; +#ifdef FLOCK + dSP; dTARGET; I32 value; int argtype; GV *gv; + IO *io = NULL; PerlIO *fp; -#ifdef FLOCK argtype = POPi; if (MAXARG == 0) gv = PL_last_in_gv; else gv = (GV*)POPs; - if (gv && GvIO(gv)) - fp = IoIFP(GvIOp(gv)); - else + if (gv && (io = GvIO(gv))) + fp = IoIFP(io); + else { fp = Nullfp; + io = NULL; + } if (fp) { (void)PerlIO_flush(fp); value = (I32)(PerlLIO_flock(PerlIO_fileno(fp), argtype) >= 0); } else { + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) + report_evil_fh(gv, io, PL_op->op_type); value = 0; SETERRNO(EBADF,RMS$_IFI); - if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, GvIO(gv), "flock", "filehandle"); } PUSHi(value); RETURN; @@ -2025,8 +2208,8 @@ PP(pp_flock) PP(pp_socket) { - djSP; #ifdef HAS_SOCKET + dSP; GV *gv; register IO *io; int protocol = POPi; @@ -2035,13 +2218,17 @@ PP(pp_socket) int fd; gv = (GV*)POPs; + io = gv ? GvIOn(gv) : NULL; - if (!gv) { + if (!gv || !io) { + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) + report_evil_fh(gv, io, PL_op->op_type); + if (IoIFP(io)) + do_close(gv, FALSE); SETERRNO(EBADF,LIB$_INVARG); RETPUSHUNDEF; } - io = GvIOn(gv); if (IoIFP(io)) do_close(gv, FALSE); @@ -2051,7 +2238,7 @@ PP(pp_socket) RETPUSHUNDEF; IoIFP(io) = PerlIO_fdopen(fd, "r"); /* stdio gets confused about sockets */ IoOFP(io) = PerlIO_fdopen(fd, "w"); - IoTYPE(io) = 's'; + IoTYPE(io) = IoTYPE_SOCKET; if (!IoIFP(io) || !IoOFP(io)) { if (IoIFP(io)) PerlIO_close(IoIFP(io)); if (IoOFP(io)) PerlIO_close(IoOFP(io)); @@ -2062,6 +2249,10 @@ PP(pp_socket) fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ #endif +#ifdef EPOC + setbuf( IoIFP(io), NULL); /* EPOC gets confused about sockets */ +#endif + RETPUSHYES; #else DIE(aTHX_ PL_no_sock_func, "socket"); @@ -2070,8 +2261,8 @@ PP(pp_socket) PP(pp_sockpair) { - djSP; #ifdef HAS_SOCKETPAIR + dSP; GV *gv1; GV *gv2; register IO *io1; @@ -2083,11 +2274,22 @@ PP(pp_sockpair) gv2 = (GV*)POPs; gv1 = (GV*)POPs; - if (!gv1 || !gv2) + io1 = gv1 ? GvIOn(gv1) : NULL; + io2 = gv2 ? GvIOn(gv2) : NULL; + if (!gv1 || !gv2 || !io1 || !io2) { + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { + if (!gv1 || !io1) + report_evil_fh(gv1, io1, PL_op->op_type); + if (!gv2 || !io2) + report_evil_fh(gv1, io2, PL_op->op_type); + } + if (IoIFP(io1)) + do_close(gv1, FALSE); + if (IoIFP(io2)) + do_close(gv2, FALSE); RETPUSHUNDEF; + } - io1 = GvIOn(gv1); - io2 = GvIOn(gv2); if (IoIFP(io1)) do_close(gv1, FALSE); if (IoIFP(io2)) @@ -2098,10 +2300,10 @@ PP(pp_sockpair) RETPUSHUNDEF; IoIFP(io1) = PerlIO_fdopen(fd[0], "r"); IoOFP(io1) = PerlIO_fdopen(fd[0], "w"); - IoTYPE(io1) = 's'; + IoTYPE(io1) = IoTYPE_SOCKET; IoIFP(io2) = PerlIO_fdopen(fd[1], "r"); IoOFP(io2) = PerlIO_fdopen(fd[1], "w"); - IoTYPE(io2) = 's'; + IoTYPE(io2) = IoTYPE_SOCKET; if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { if (IoIFP(io1)) PerlIO_close(IoIFP(io1)); if (IoOFP(io1)) PerlIO_close(IoOFP(io1)); @@ -2124,11 +2326,11 @@ PP(pp_sockpair) PP(pp_bind) { - djSP; #ifdef HAS_SOCKET + dSP; #ifdef MPE /* Requires PRIV mode to bind() to ports < 1024 */ - extern GETPRIVMODE(); - extern GETUSERMODE(); + extern void GETPRIVMODE(); + extern void GETUSERMODE(); #endif SV *addrsv = POPs; char *addr; @@ -2173,7 +2375,7 @@ PP(pp_bind) nuts: if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, io, "bind", "socket"); + report_evil_fh(gv, io, PL_op->op_type); SETERRNO(EBADF,SS$_IVCHAN); RETPUSHUNDEF; #else @@ -2183,8 +2385,8 @@ nuts: PP(pp_connect) { - djSP; #ifdef HAS_SOCKET + dSP; SV *addrsv = POPs; char *addr; GV *gv = (GV*)POPs; @@ -2203,7 +2405,7 @@ PP(pp_connect) nuts: if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, io, "connect", "socket"); + report_evil_fh(gv, io, PL_op->op_type); SETERRNO(EBADF,SS$_IVCHAN); RETPUSHUNDEF; #else @@ -2213,13 +2415,13 @@ nuts: PP(pp_listen) { - djSP; #ifdef HAS_SOCKET + dSP; int backlog = POPi; GV *gv = (GV*)POPs; - register IO *io = GvIOn(gv); + register IO *io = gv ? GvIOn(gv) : NULL; - if (!io || !IoIFP(io)) + if (!gv || !io || !IoIFP(io)) goto nuts; if (PerlSock_listen(PerlIO_fileno(IoIFP(io)), backlog) >= 0) @@ -2229,7 +2431,7 @@ PP(pp_listen) nuts: if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, io, "listen", "socket"); + report_evil_fh(gv, io, PL_op->op_type); SETERRNO(EBADF,SS$_IVCHAN); RETPUSHUNDEF; #else @@ -2239,8 +2441,8 @@ nuts: PP(pp_accept) { - djSP; dTARGET; #ifdef HAS_SOCKET + dSP; dTARGET; GV *ngv; GV *ggv; register IO *nstio; @@ -2270,7 +2472,7 @@ PP(pp_accept) goto badexit; IoIFP(nstio) = PerlIO_fdopen(fd, "r"); IoOFP(nstio) = PerlIO_fdopen(fd, "w"); - IoTYPE(nstio) = 's'; + IoTYPE(nstio) = IoTYPE_SOCKET; if (!IoIFP(nstio) || !IoOFP(nstio)) { if (IoIFP(nstio)) PerlIO_close(IoIFP(nstio)); if (IoOFP(nstio)) PerlIO_close(IoOFP(nstio)); @@ -2281,12 +2483,17 @@ PP(pp_accept) fcntl(fd, F_SETFD, fd > PL_maxsysfd); /* ensure close-on-exec */ #endif +#ifdef EPOC + len = sizeof saddr; /* EPOC somehow truncates info */ + setbuf( IoIFP(nstio), NULL); /* EPOC gets confused about sockets */ +#endif + PUSHp((char *)&saddr, len); RETURN; nuts: if (ckWARN(WARN_CLOSED)) - report_closed_fh(ggv, ggv ? GvIO(ggv) : 0, "accept", "socket"); + report_evil_fh(ggv, ggv ? GvIO(ggv) : 0, PL_op->op_type); SETERRNO(EBADF,SS$_IVCHAN); badexit: @@ -2299,8 +2506,8 @@ badexit: PP(pp_shutdown) { - djSP; dTARGET; #ifdef HAS_SOCKET + dSP; dTARGET; int how = POPi; GV *gv = (GV*)POPs; register IO *io = GvIOn(gv); @@ -2313,7 +2520,7 @@ PP(pp_shutdown) nuts: if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, io, "shutdown", "socket"); + report_evil_fh(gv, io, PL_op->op_type); SETERRNO(EBADF,SS$_IVCHAN); RETPUSHUNDEF; #else @@ -2332,8 +2539,8 @@ PP(pp_gsockopt) PP(pp_ssockopt) { - djSP; #ifdef HAS_SOCKET + dSP; int optype = PL_op->op_type; SV *sv; int fd; @@ -2392,9 +2599,7 @@ PP(pp_ssockopt) nuts: if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, io, - optype == OP_GSOCKOPT ? "getsockopt" : "setsockopt", - "socket"); + report_evil_fh(gv, io, optype); SETERRNO(EBADF,SS$_IVCHAN); nuts2: RETPUSHUNDEF; @@ -2415,8 +2620,8 @@ PP(pp_getsockname) PP(pp_getpeername) { - djSP; #ifdef HAS_SOCKET + dSP; int optype = PL_op->op_type; SV *sv; int fd; @@ -2448,7 +2653,7 @@ PP(pp_getpeername) if (((struct sockaddr *)SvPVX(sv))->sa_family == AF_INET && !memcmp((char *)SvPVX(sv) + sizeof(u_short), nowhere, sizeof(u_short) + sizeof(struct in_addr))) { - goto nuts2; + goto nuts2; } } #endif @@ -2467,10 +2672,7 @@ PP(pp_getpeername) nuts: if (ckWARN(WARN_CLOSED)) - report_closed_fh(gv, io, - optype == OP_GETSOCKNAME ? "getsockname" - : "getpeername", - "socket"); + report_evil_fh(gv, io, optype); SETERRNO(EBADF,SS$_IVCHAN); nuts2: RETPUSHUNDEF; @@ -2489,37 +2691,45 @@ PP(pp_lstat) PP(pp_stat) { - djSP; - GV *tmpgv; + dSP; + GV *gv; I32 gimme; I32 max = 13; STRLEN n_a; if (PL_op->op_flags & OPf_REF) { - tmpgv = cGVOP_gv; + gv = cGVOP_gv; + if (PL_op->op_type == OP_LSTAT) { + if (PL_laststype != OP_LSTAT) + Perl_croak(aTHX_ "The stat preceding lstat() wasn't an lstat"); + if (ckWARN(WARN_IO) && gv != PL_defgv) + Perl_warner(aTHX_ WARN_IO, + "lstat() on filehandle %s", GvENAME(gv)); + /* Perl_my_lstat (-l) croak's on filehandle, why warn here? */ + } + do_fstat: - if (tmpgv != PL_defgv) { + if (gv != PL_defgv) { PL_laststype = OP_STAT; - PL_statgv = tmpgv; + PL_statgv = gv; sv_setpv(PL_statname, ""); - PL_laststatval = (GvIO(tmpgv) && IoIFP(GvIOp(tmpgv)) - ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(tmpgv))), &PL_statcache) : -1); + PL_laststatval = (GvIO(gv) && IoIFP(GvIOp(gv)) + ? PerlLIO_fstat(PerlIO_fileno(IoIFP(GvIOn(gv))), &PL_statcache) : -1); } if (PL_laststatval < 0) { - if (ckWARN(WARN_UNOPENED)) - Perl_warner(aTHX_ WARN_UNOPENED, "%s() on unopened filehandle %s", - PL_op_desc[PL_op->op_type], GvENAME(tmpgv)); + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) + report_evil_fh(gv, GvIO(gv), PL_op->op_type); max = 0; } } else { SV* sv = POPs; if (SvTYPE(sv) == SVt_PVGV) { - tmpgv = (GV*)sv; + gv = (GV*)sv; goto do_fstat; } else if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVGV) { - tmpgv = (GV*)SvRV(sv); + gv = (GV*)SvRV(sv); goto do_fstat; } sv_setpv(PL_statname, SvPV(sv,n_a)); @@ -2560,7 +2770,7 @@ PP(pp_stat) PUSHs(sv_2mortal(newSVuv(PL_statcache.st_uid))); # endif #endif -#if Gid_t_size > IVSIZE +#if Gid_t_size > IVSIZE PUSHs(sv_2mortal(newSVnv(PL_statcache.st_gid))); #else # if Gid_t_sign <= 0 @@ -2602,7 +2812,7 @@ PP(pp_stat) PP(pp_ftrread) { I32 result; - djSP; + dSP; #if defined(HAS_ACCESS) && defined(R_OK) STRLEN n_a; if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { @@ -2629,7 +2839,7 @@ PP(pp_ftrread) PP(pp_ftrwrite) { I32 result; - djSP; + dSP; #if defined(HAS_ACCESS) && defined(W_OK) STRLEN n_a; if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { @@ -2656,7 +2866,7 @@ PP(pp_ftrwrite) PP(pp_ftrexec) { I32 result; - djSP; + dSP; #if defined(HAS_ACCESS) && defined(X_OK) STRLEN n_a; if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { @@ -2683,7 +2893,7 @@ PP(pp_ftrexec) PP(pp_fteread) { I32 result; - djSP; + dSP; #ifdef PERL_EFF_ACCESS_R_OK STRLEN n_a; if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { @@ -2710,7 +2920,7 @@ PP(pp_fteread) PP(pp_ftewrite) { I32 result; - djSP; + dSP; #ifdef PERL_EFF_ACCESS_W_OK STRLEN n_a; if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { @@ -2737,7 +2947,7 @@ PP(pp_ftewrite) PP(pp_fteexec) { I32 result; - djSP; + dSP; #ifdef PERL_EFF_ACCESS_X_OK STRLEN n_a; if ((PL_hints & HINT_FILETEST_ACCESS) && SvPOK(TOPs)) { @@ -2764,7 +2974,7 @@ PP(pp_fteexec) PP(pp_ftis) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; RETPUSHYES; @@ -2778,7 +2988,7 @@ PP(pp_fteowned) PP(pp_ftrowned) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (PL_statcache.st_uid == (PL_op->op_type == OP_FTEOWNED ? @@ -2790,7 +3000,7 @@ PP(pp_ftrowned) PP(pp_ftzero) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (PL_statcache.st_size == 0) @@ -2801,7 +3011,7 @@ PP(pp_ftzero) PP(pp_ftsize) { I32 result = my_stat(); - djSP; dTARGET; + dSP; dTARGET; if (result < 0) RETPUSHUNDEF; #if Off_t_size > IVSIZE @@ -2815,7 +3025,7 @@ PP(pp_ftsize) PP(pp_ftmtime) { I32 result = my_stat(); - djSP; dTARGET; + dSP; dTARGET; if (result < 0) RETPUSHUNDEF; PUSHn( (PL_basetime - PL_statcache.st_mtime) / 86400.0 ); @@ -2825,7 +3035,7 @@ PP(pp_ftmtime) PP(pp_ftatime) { I32 result = my_stat(); - djSP; dTARGET; + dSP; dTARGET; if (result < 0) RETPUSHUNDEF; PUSHn( (PL_basetime - PL_statcache.st_atime) / 86400.0 ); @@ -2835,7 +3045,7 @@ PP(pp_ftatime) PP(pp_ftctime) { I32 result = my_stat(); - djSP; dTARGET; + dSP; dTARGET; if (result < 0) RETPUSHUNDEF; PUSHn( (PL_basetime - PL_statcache.st_ctime) / 86400.0 ); @@ -2845,7 +3055,7 @@ PP(pp_ftctime) PP(pp_ftsock) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (S_ISSOCK(PL_statcache.st_mode)) @@ -2856,7 +3066,7 @@ PP(pp_ftsock) PP(pp_ftchr) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (S_ISCHR(PL_statcache.st_mode)) @@ -2867,7 +3077,7 @@ PP(pp_ftchr) PP(pp_ftblk) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (S_ISBLK(PL_statcache.st_mode)) @@ -2878,7 +3088,7 @@ PP(pp_ftblk) PP(pp_ftfile) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (S_ISREG(PL_statcache.st_mode)) @@ -2889,7 +3099,7 @@ PP(pp_ftfile) PP(pp_ftdir) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (S_ISDIR(PL_statcache.st_mode)) @@ -2900,7 +3110,7 @@ PP(pp_ftdir) PP(pp_ftpipe) { I32 result = my_stat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (S_ISFIFO(PL_statcache.st_mode)) @@ -2911,7 +3121,7 @@ PP(pp_ftpipe) PP(pp_ftlink) { I32 result = my_lstat(); - djSP; + dSP; if (result < 0) RETPUSHUNDEF; if (S_ISLNK(PL_statcache.st_mode)) @@ -2921,7 +3131,7 @@ PP(pp_ftlink) PP(pp_ftsuid) { - djSP; + dSP; #ifdef S_ISUID I32 result = my_stat(); SPAGAIN; @@ -2935,7 +3145,7 @@ PP(pp_ftsuid) PP(pp_ftsgid) { - djSP; + dSP; #ifdef S_ISGID I32 result = my_stat(); SPAGAIN; @@ -2949,7 +3159,7 @@ PP(pp_ftsgid) PP(pp_ftsvtx) { - djSP; + dSP; #ifdef S_ISVTX I32 result = my_stat(); SPAGAIN; @@ -2963,7 +3173,7 @@ PP(pp_ftsvtx) PP(pp_fttty) { - djSP; + dSP; int fd; GV *gv; char *tmps = Nullch; @@ -2999,7 +3209,7 @@ PP(pp_fttty) PP(pp_fttext) { - djSP; + dSP; I32 i; I32 len; I32 odd = 0; @@ -3042,11 +3252,12 @@ PP(pp_fttext) PL_laststatval = PerlLIO_fstat(PerlIO_fileno(IoIFP(io)), &PL_statcache); if (PL_laststatval < 0) RETPUSHUNDEF; - if (S_ISDIR(PL_statcache.st_mode)) /* handle NFS glitch */ + if (S_ISDIR(PL_statcache.st_mode)) { /* handle NFS glitch */ if (PL_op->op_type == OP_FTTEXT) RETPUSHNO; else RETPUSHYES; + } if (PerlIO_get_cnt(IoIFP(io)) <= 0) { i = PerlIO_getc(IoIFP(io)); if (i != EOF) @@ -3061,10 +3272,9 @@ PP(pp_fttext) len = 512; } else { - if (ckWARN(WARN_UNOPENED)) { + if (ckWARN2(WARN_UNOPENED,WARN_CLOSED)) { gv = cGVOP_gv; - Perl_warner(aTHX_ WARN_UNOPENED, "%s on unopened filehandle %s", - PL_op_desc[PL_op->op_type], GvENAME(gv)); + report_evil_fh(gv, GvIO(gv), PL_op->op_type); } SETERRNO(EBADF,RMS$_IFI); RETPUSHUNDEF; @@ -3086,7 +3296,7 @@ PP(pp_fttext) (void)PerlIO_close(fp); RETPUSHUNDEF; } - do_binmode(fp, '<', O_BINARY); + PerlIO_binmode(aTHX_ fp, '<', O_BINARY, Nullch); len = PerlIO_read(fp, tbuf, sizeof(tbuf)); (void)PerlIO_close(fp); if (len <= 0) { @@ -3112,21 +3322,21 @@ PP(pp_fttext) break; } #ifdef EBCDIC - else if (!(isPRINT(*s) || isSPACE(*s))) + else if (!(isPRINT(*s) || isSPACE(*s))) odd++; #else else if (*s & 128) { #ifdef USE_LOCALE - if ((PL_op->op_private & OPpLOCALE) && isALPHA_LC(*s)) + if (IN_LOCALE_RUNTIME && isALPHA_LC(*s)) continue; #endif /* utf8 characters don't count as odd */ - if (*s & 0x40) { + if (UTF8_IS_START(*s)) { int ulen = UTF8SKIP(s); if (ulen < len - i) { int j; for (j = 1; j < ulen; j++) { - if ((s[j] & 0xc0) != 0x80) + if (!UTF8_IS_CONTINUATION(s[j])) goto not_utf8; } --ulen; /* loop does extra increment */ @@ -3160,7 +3370,7 @@ PP(pp_ftbinary) PP(pp_chdir) { - djSP; dTARGET; + dSP; dTARGET; char *tmps; SV **svp; STRLEN n_a; @@ -3198,25 +3408,24 @@ PP(pp_chdir) PP(pp_chown) { - djSP; dMARK; dTARGET; - I32 value; #ifdef HAS_CHOWN - value = (I32)apply(PL_op->op_type, MARK, SP); + dSP; dMARK; dTARGET; + I32 value = (I32)apply(PL_op->op_type, MARK, SP); + SP = MARK; PUSHi(value); RETURN; #else - DIE(aTHX_ PL_no_func, "Unsupported function chown"); + DIE(aTHX_ PL_no_func, "chown"); #endif } PP(pp_chroot) { - djSP; dTARGET; - char *tmps; #ifdef HAS_CHROOT + dSP; dTARGET; STRLEN n_a; - tmps = POPpx; + char *tmps = POPpx; TAINT_PROPER("chroot"); PUSHi( chroot(tmps) >= 0 ); RETURN; @@ -3227,7 +3436,7 @@ PP(pp_chroot) PP(pp_unlink) { - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; I32 value; value = (I32)apply(PL_op->op_type, MARK, SP); SP = MARK; @@ -3237,7 +3446,7 @@ PP(pp_unlink) PP(pp_chmod) { - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; I32 value; value = (I32)apply(PL_op->op_type, MARK, SP); SP = MARK; @@ -3247,7 +3456,7 @@ PP(pp_chmod) PP(pp_utime) { - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; I32 value; value = (I32)apply(PL_op->op_type, MARK, SP); SP = MARK; @@ -3257,7 +3466,7 @@ PP(pp_utime) PP(pp_rename) { - djSP; dTARGET; + dSP; dTARGET; int anum; STRLEN n_a; @@ -3284,23 +3493,24 @@ PP(pp_rename) PP(pp_link) { - djSP; dTARGET; + dSP; #ifdef HAS_LINK + dTARGET; STRLEN n_a; char *tmps2 = POPpx; char *tmps = SvPV(TOPs, n_a); TAINT_PROPER("link"); SETi( PerlLIO_link(tmps, tmps2) >= 0 ); + RETURN; #else - DIE(aTHX_ PL_no_func, "Unsupported function link"); + DIE(aTHX_ PL_no_func, "link"); #endif - RETURN; } PP(pp_symlink) { - djSP; dTARGET; #ifdef HAS_SYMLINK + dSP; dTARGET; STRLEN n_a; char *tmps2 = POPpx; char *tmps = SvPV(TOPs, n_a); @@ -3314,8 +3524,9 @@ PP(pp_symlink) PP(pp_readlink) { - djSP; dTARGET; + dSP; #ifdef HAS_SYMLINK + dTARGET; char *tmps; char buf[MAXPATHLEN]; int len; @@ -3325,7 +3536,7 @@ PP(pp_readlink) TAINT; #endif tmps = POPpx; - len = readlink(tmps, buf, sizeof buf); + len = readlink(tmps, buf, sizeof(buf) - 1); EXTEND(SP, 1); if (len < 0) RETPUSHUNDEF; @@ -3426,20 +3637,36 @@ S_dooneliner(pTHX_ char *cmd, char *filename) PP(pp_mkdir) { - djSP; dTARGET; + dSP; dTARGET; int mode; #ifndef HAS_MKDIR int oldumask; #endif - STRLEN n_a; + STRLEN len; char *tmps; + bool copy = FALSE; if (MAXARG > 1) mode = POPi; else mode = 0777; - tmps = SvPV(TOPs, n_a); + tmps = SvPV(TOPs, len); + /* Different operating and file systems take differently to + * trailing slashes. According to POSIX 1003.1 1996 Edition + * any number of trailing slashes should be allowed. + * Thusly we snip them away so that even non-conforming + * systems are happy. */ + /* We should probably do this "filtering" for all + * the functions that expect (potentially) directory names: + * -d, chdir(), chmod(), chown(), chroot(), fcntl()?, + * (mkdir()), opendir(), rename(), rmdir(), stat(). --jhi */ + if (len > 1 && tmps[len-1] == '/') { + while (tmps[len] == '/' && len > 1) + len--; + tmps = savepvn(tmps, len); + copy = TRUE; + } TAINT_PROPER("mkdir"); #ifdef HAS_MKDIR @@ -3450,12 +3677,14 @@ PP(pp_mkdir) PerlLIO_umask(oldumask); PerlLIO_chmod(tmps, (mode & ~oldumask) & 0777); #endif + if (copy) + Safefree(tmps); RETURN; } PP(pp_rmdir) { - djSP; dTARGET; + dSP; dTARGET; char *tmps; STRLEN n_a; @@ -3473,8 +3702,8 @@ PP(pp_rmdir) PP(pp_open_dir) { - djSP; #if defined(Direntry_t) && defined(HAS_READDIR) + dSP; STRLEN n_a; char *dirname = POPpx; GV *gv = (GV*)POPs; @@ -3500,9 +3729,9 @@ nope: PP(pp_readdir) { - djSP; #if defined(Direntry_t) && defined(HAS_READDIR) -#ifndef I_DIRENT + dSP; +#if !defined(I_DIRENT) && !defined(VMS) Direntry_t *readdir (DIR *); #endif register Direntry_t *dp; @@ -3558,8 +3787,8 @@ nope: PP(pp_telldir) { - djSP; dTARGET; #if defined(HAS_TELLDIR) || defined(telldir) + dSP; dTARGET; /* XXX does _anyone_ need this? --AD 2/20/1998 */ /* XXX netbsd still seemed to. XXX HAS_TELLDIR_PROTO is new style, NEED_TELLDIR_PROTO is old style. @@ -3586,8 +3815,8 @@ nope: PP(pp_seekdir) { - djSP; #if defined(HAS_SEEKDIR) || defined(seekdir) + dSP; long along = POPl; GV *gv = (GV*)POPs; register IO *io = GvIOn(gv); @@ -3609,8 +3838,8 @@ nope: PP(pp_rewinddir) { - djSP; #if defined(HAS_REWINDDIR) || defined(rewinddir) + dSP; GV *gv = (GV*)POPs; register IO *io = GvIOn(gv); @@ -3630,8 +3859,8 @@ nope: PP(pp_closedir) { - djSP; #if defined(Direntry_t) && defined(HAS_READDIR) + dSP; GV *gv = (GV*)POPs; register IO *io = GvIOn(gv); @@ -3663,13 +3892,13 @@ nope: PP(pp_fork) { #ifdef HAS_FORK - djSP; dTARGET; + dSP; dTARGET; Pid_t childpid; GV *tmpgv; EXTEND(SP, 1); PERL_FLUSHALL_FOR_CHILD; - childpid = fork(); + childpid = PerlProc_fork(); if (childpid < 0) RETSETUNDEF; if (!childpid) { @@ -3682,7 +3911,7 @@ PP(pp_fork) RETURN; #else # if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) - djSP; dTARGET; + dSP; dTARGET; Pid_t childpid; EXTEND(SP, 1); @@ -3693,127 +3922,152 @@ PP(pp_fork) PUSHi(childpid); RETURN; # else - DIE(aTHX_ PL_no_func, "Unsupported function fork"); + DIE(aTHX_ PL_no_func, "fork"); # endif #endif } PP(pp_wait) { -#if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) - djSP; dTARGET; +#if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) + dSP; dTARGET; Pid_t childpid; int argflags; +#ifdef PERL_OLD_SIGNALS childpid = wait4pid(-1, &argflags, 0); +#else + while ((childpid = wait4pid(-1, &argflags, 0)) == -1 && errno == EINTR) { + PERL_ASYNC_CHECK(); + } +#endif +# if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) + /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ + STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); +# else STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); +# endif XPUSHi(childpid); RETURN; #else - DIE(aTHX_ PL_no_func, "Unsupported function wait"); + DIE(aTHX_ PL_no_func, "wait"); #endif } PP(pp_waitpid) { -#if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) - djSP; dTARGET; +#if (!defined(DOSISH) || defined(OS2) || defined(WIN32)) && !defined(MACOS_TRADITIONAL) + dSP; dTARGET; Pid_t childpid; int optype; int argflags; optype = POPi; childpid = TOPi; +#ifdef PERL_OLD_SIGNALS childpid = wait4pid(childpid, &argflags, optype); +#else + while ((childpid = wait4pid(childpid, &argflags, optype)) == -1 && errno == EINTR) { + PERL_ASYNC_CHECK(); + } +#endif +# if defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) + /* 0 and -1 are both error returns (the former applies to WNOHANG case) */ + STATUS_NATIVE_SET((childpid && childpid != -1) ? argflags : -1); +# else STATUS_NATIVE_SET((childpid > 0) ? argflags : -1); +# endif SETi(childpid); RETURN; #else - DIE(aTHX_ PL_no_func, "Unsupported function waitpid"); + DIE(aTHX_ PL_no_func, "waitpid"); #endif } PP(pp_system) { - djSP; dMARK; dORIGMARK; dTARGET; + dSP; dMARK; dORIGMARK; dTARGET; I32 value; - Pid_t childpid; - int result; - int status; - Sigsave_t ihand,qhand; /* place to save signals during system() */ STRLEN n_a; - I32 did_pipes = 0; + int result; int pp[2]; + I32 did_pipes = 0; if (SP - MARK == 1) { if (PL_tainting) { - char *junk = SvPV(TOPs, n_a); + (void)SvPV_nolen(TOPs); /* stringify for taint check */ TAINT_ENV(); TAINT_PROPER("system"); } } PERL_FLUSHALL_FOR_CHILD; -#if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) && !defined(__CYGWIN__) || defined(PERL_MICRO) - if (PerlProc_pipe(pp) >= 0) - did_pipes = 1; - while ((childpid = vfork()) == -1) { - if (errno != EAGAIN) { - value = -1; - SP = ORIGMARK; - PUSHi(value); - if (did_pipes) { - PerlLIO_close(pp[0]); - PerlLIO_close(pp[1]); - } - RETURN; - } - sleep(5); - } - if (childpid > 0) { - if (did_pipes) - PerlLIO_close(pp[1]); +#if (defined(HAS_FORK) || defined(AMIGAOS)) && !defined(VMS) && !defined(OS2) || defined(PERL_MICRO) + { + Pid_t childpid; + int status; + Sigsave_t ihand,qhand; /* place to save signals during system() */ + + if (PerlProc_pipe(pp) >= 0) + did_pipes = 1; + while ((childpid = PerlProc_fork()) == -1) { + if (errno != EAGAIN) { + value = -1; + SP = ORIGMARK; + PUSHi(value); + if (did_pipes) { + PerlLIO_close(pp[0]); + PerlLIO_close(pp[1]); + } + RETURN; + } + sleep(5); + } + if (childpid > 0) { + if (did_pipes) + PerlLIO_close(pp[1]); #ifndef PERL_MICRO - rsignal_save(SIGINT, SIG_IGN, &ihand); - rsignal_save(SIGQUIT, SIG_IGN, &qhand); + rsignal_save(SIGINT, SIG_IGN, &ihand); + rsignal_save(SIGQUIT, SIG_IGN, &qhand); #endif - do { - result = wait4pid(childpid, &status, 0); - } while (result == -1 && errno == EINTR); + do { + result = wait4pid(childpid, &status, 0); + } while (result == -1 && errno == EINTR); #ifndef PERL_MICRO - (void)rsignal_restore(SIGINT, &ihand); - (void)rsignal_restore(SIGQUIT, &qhand); -#endif - STATUS_NATIVE_SET(result == -1 ? -1 : status); - do_execfree(); /* free any memory child malloced on vfork */ - SP = ORIGMARK; - if (did_pipes) { - int errkid; - int n = 0, n1; - - while (n < sizeof(int)) { - n1 = PerlLIO_read(pp[0], - (void*)(((char*)&errkid)+n), - (sizeof(int)) - n); - if (n1 <= 0) - break; - n += n1; - } - PerlLIO_close(pp[0]); - if (n) { /* Error */ - if (n != sizeof(int)) - DIE(aTHX_ "panic: kid popen errno read"); - errno = errkid; /* Propagate errno from kid */ - STATUS_CURRENT = -1; - } - } - PUSHi(STATUS_CURRENT); - RETURN; - } - if (did_pipes) { - PerlLIO_close(pp[0]); + (void)rsignal_restore(SIGINT, &ihand); + (void)rsignal_restore(SIGQUIT, &qhand); +#endif + STATUS_NATIVE_SET(result == -1 ? -1 : status); + do_execfree(); /* free any memory child malloced on fork */ + SP = ORIGMARK; + if (did_pipes) { + int errkid; + int n = 0, n1; + + while (n < sizeof(int)) { + n1 = PerlLIO_read(pp[0], + (void*)(((char*)&errkid)+n), + (sizeof(int)) - n); + if (n1 <= 0) + break; + n += n1; + } + PerlLIO_close(pp[0]); + if (n) { /* Error */ + if (n != sizeof(int)) + DIE(aTHX_ "panic: kid popen errno read"); + errno = errkid; /* Propagate errno from kid */ + STATUS_CURRENT = -1; + } + } + PUSHi(STATUS_CURRENT); + RETURN; + } + if (did_pipes) { + PerlLIO_close(pp[0]); #if defined(HAS_FCNTL) && defined(F_SETFD) - fcntl(pp[1], F_SETFD, FD_CLOEXEC); + fcntl(pp[1], F_SETFD, FD_CLOEXEC); #endif + } } if (PL_op->op_flags & OPf_STACKED) { SV *really = *++MARK; @@ -3826,6 +4080,8 @@ PP(pp_system) } PerlProc__exit(-1); #else /* ! FORK or VMS or OS/2 */ + PL_statusvalue = 0; + result = 0; if (PL_op->op_flags & OPf_STACKED) { SV *really = *++MARK; value = (I32)do_aspawn(really, (void **)MARK, (void **)SP); @@ -3835,17 +4091,19 @@ PP(pp_system) else { value = (I32)do_spawn(SvPVx(sv_mortalcopy(*SP), n_a)); } + if (PL_statusvalue == -1) /* hint that value must be returned as is */ + result = 1; STATUS_NATIVE_SET(value); do_execfree(); SP = ORIGMARK; - PUSHi(STATUS_CURRENT); + PUSHi(result ? value : STATUS_CURRENT); #endif /* !FORK or VMS */ RETURN; } PP(pp_exec) { - djSP; dMARK; dORIGMARK; dTARGET; + dSP; dMARK; dORIGMARK; dTARGET; I32 value; STRLEN n_a; @@ -3869,7 +4127,7 @@ PP(pp_exec) #endif else { if (PL_tainting) { - char *junk = SvPV(*SP, n_a); + (void)SvPV_nolen(*SP); /* stringify for taint check */ TAINT_ENV(); TAINT_PROPER("exec"); } @@ -3885,11 +4143,6 @@ PP(pp_exec) #endif } -#if !defined(HAS_FORK) && defined(USE_ITHREADS) && defined(PERL_IMPLICIT_SYS) - if (value >= 0) - my_exit(value); -#endif - SP = ORIGMARK; PUSHi(value); RETURN; @@ -3897,22 +4150,22 @@ PP(pp_exec) PP(pp_kill) { - djSP; dMARK; dTARGET; - I32 value; #ifdef HAS_KILL + dSP; dMARK; dTARGET; + I32 value; value = (I32)apply(PL_op->op_type, MARK, SP); SP = MARK; PUSHi(value); RETURN; #else - DIE(aTHX_ PL_no_func, "Unsupported function kill"); + DIE(aTHX_ PL_no_func, "kill"); #endif } PP(pp_getppid) { #ifdef HAS_GETPPID - djSP; dTARGET; + dSP; dTARGET; XPUSHi( getppid() ); RETURN; #else @@ -3923,7 +4176,7 @@ PP(pp_getppid) PP(pp_getpgrp) { #ifdef HAS_GETPGRP - djSP; dTARGET; + dSP; dTARGET; Pid_t pid; Pid_t pgrp; @@ -3948,7 +4201,7 @@ PP(pp_getpgrp) PP(pp_setpgrp) { #ifdef HAS_SETPGRP - djSP; dTARGET; + dSP; dTARGET; Pid_t pgrp; Pid_t pid; if (MAXARG < 2) { @@ -3979,12 +4232,10 @@ PP(pp_setpgrp) PP(pp_getpriority) { - djSP; dTARGET; - int which; - int who; #ifdef HAS_GETPRIORITY - who = POPi; - which = TOPi; + dSP; dTARGET; + int who = POPi; + int which = TOPi; SETi( getpriority(which, who) ); RETURN; #else @@ -3994,14 +4245,11 @@ PP(pp_getpriority) PP(pp_setpriority) { - djSP; dTARGET; - int which; - int who; - int niceval; #ifdef HAS_SETPRIORITY - niceval = POPi; - who = POPi; - which = TOPi; + dSP; dTARGET; + int niceval = POPi; + int who = POPi; + int which = TOPi; TAINT_PROPER("setpriority"); SETi( setpriority(which, who, niceval) >= 0 ); RETURN; @@ -4014,7 +4262,7 @@ PP(pp_setpriority) PP(pp_time) { - djSP; dTARGET; + dSP; dTARGET; #ifdef BIG_TIME XPUSHn( time(Null(Time_t*)) ); #else @@ -4041,13 +4289,9 @@ PP(pp_time) PP(pp_tms) { - djSP; - -#ifndef HAS_TIMES - DIE(aTHX_ "times not implemented"); -#else +#ifdef HAS_TIMES + dSP; EXTEND(SP, 4); - #ifndef VMS (void)PerlProc_times(&PL_timesbuf); #else @@ -4063,6 +4307,8 @@ PP(pp_tms) PUSHs(sv_2mortal(newSVnv(((NV)PL_timesbuf.tms_cstime)/HZ))); } RETURN; +#else + DIE(aTHX_ "times not implemented"); #endif /* HAS_TIMES */ } @@ -4073,7 +4319,7 @@ PP(pp_localtime) PP(pp_gmtime) { - djSP; + dSP; Time_t when; struct tm *tmbuf; static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; @@ -4094,10 +4340,10 @@ PP(pp_gmtime) else tmbuf = gmtime(&when); - EXTEND(SP, 9); - EXTEND_MORTAL(9); if (GIMME != G_ARRAY) { SV *tsv; + EXTEND(SP, 1); + EXTEND_MORTAL(1); if (!tmbuf) RETPUSHUNDEF; tsv = Perl_newSVpvf(aTHX_ "%s %s %2d %02d:%02d:%02d %d", @@ -4111,7 +4357,9 @@ PP(pp_gmtime) PUSHs(sv_2mortal(tsv)); } else if (tmbuf) { - PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); + EXTEND(SP, 9); + EXTEND_MORTAL(9); + PUSHs(sv_2mortal(newSViv(tmbuf->tm_sec))); PUSHs(sv_2mortal(newSViv(tmbuf->tm_min))); PUSHs(sv_2mortal(newSViv(tmbuf->tm_hour))); PUSHs(sv_2mortal(newSViv(tmbuf->tm_mday))); @@ -4126,9 +4374,9 @@ PP(pp_gmtime) PP(pp_alarm) { - djSP; dTARGET; - int anum; #ifdef HAS_ALARM + dSP; dTARGET; + int anum; anum = POPi; anum = alarm((unsigned int)anum); EXTEND(SP, 1); @@ -4137,13 +4385,13 @@ PP(pp_alarm) PUSHi(anum); RETURN; #else - DIE(aTHX_ PL_no_func, "Unsupported function alarm"); + DIE(aTHX_ PL_no_func, "alarm"); #endif } PP(pp_sleep) { - djSP; dTARGET; + dSP; dTARGET; I32 duration; Time_t lasttime; Time_t when; @@ -4180,7 +4428,7 @@ PP(pp_shmread) PP(pp_shmwrite) { #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; I32 value = (I32)(do_shmio(PL_op->op_type, MARK, SP) >= 0); SP = MARK; PUSHi(value); @@ -4205,7 +4453,7 @@ PP(pp_msgctl) PP(pp_msgsnd) { #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); SP = MARK; PUSHi(value); @@ -4218,7 +4466,7 @@ PP(pp_msgsnd) PP(pp_msgrcv) { #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); SP = MARK; PUSHi(value); @@ -4233,7 +4481,7 @@ PP(pp_msgrcv) PP(pp_semget) { #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; int anum = do_ipcget(PL_op->op_type, MARK, SP); SP = MARK; if (anum == -1) @@ -4248,7 +4496,7 @@ PP(pp_semget) PP(pp_semctl) { #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; int anum = do_ipcctl(PL_op->op_type, MARK, SP); SP = MARK; if (anum == -1) @@ -4268,7 +4516,7 @@ PP(pp_semctl) PP(pp_semop) { #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) - djSP; dMARK; dTARGET; + dSP; dMARK; dTARGET; I32 value = (I32)(do_semop(MARK, SP) >= 0); SP = MARK; PUSHi(value); @@ -4300,8 +4548,8 @@ PP(pp_ghbyaddr) PP(pp_ghostent) { - djSP; #if defined(HAS_GETHOSTBYNAME) || defined(HAS_GETHOSTBYADDR) || defined(HAS_GETHOSTENT) + dSP; I32 which = PL_op->op_type; register char **elem; register SV *sv; @@ -4317,7 +4565,7 @@ PP(pp_ghostent) EXTEND(SP, 10); if (which == OP_GHBYNAME) #ifdef HAS_GETHOSTBYNAME - hent = PerlSock_gethostbyname(POPpx); + hent = PerlSock_gethostbyname(POPpbytex); #else DIE(aTHX_ PL_no_sock_func, "gethostbyname"); #endif @@ -4326,7 +4574,7 @@ PP(pp_ghostent) int addrtype = POPi; SV *addrsv = POPs; STRLEN addrlen; - Netdb_host_t addr = (Netdb_host_t) SvPV(addrsv, addrlen); + Netdb_host_t addr = (Netdb_host_t) SvPVbyte(addrsv, addrlen); hent = PerlSock_gethostbyaddr(addr, (Netdb_hlen_t) addrlen, addrtype); #else @@ -4409,8 +4657,8 @@ PP(pp_gnbyaddr) PP(pp_gnetent) { - djSP; #if defined(HAS_GETNETBYNAME) || defined(HAS_GETNETBYADDR) || defined(HAS_GETNETENT) + dSP; I32 which = PL_op->op_type; register char **elem; register SV *sv; @@ -4424,14 +4672,14 @@ PP(pp_gnetent) if (which == OP_GNBYNAME) #ifdef HAS_GETNETBYNAME - nent = PerlSock_getnetbyname(POPpx); + nent = PerlSock_getnetbyname(POPpbytex); #else DIE(aTHX_ PL_no_sock_func, "getnetbyname"); #endif else if (which == OP_GNBYADDR) { #ifdef HAS_GETNETBYADDR int addrtype = POPi; - Netdb_net_t addr = (Netdb_net_t) U_L(POPn); + Netdb_net_t addr = (Netdb_net_t) (U32)POPu; nent = PerlSock_getnetbyaddr(addr, addrtype); #else DIE(aTHX_ PL_no_sock_func, "getnetbyaddr"); @@ -4497,11 +4745,11 @@ PP(pp_gpbynumber) PP(pp_gprotoent) { - djSP; #if defined(HAS_GETPROTOBYNAME) || defined(HAS_GETPROTOBYNUMBER) || defined(HAS_GETPROTOENT) + dSP; I32 which = PL_op->op_type; register char **elem; - register SV *sv; + register SV *sv; #ifndef HAS_GETPROTO_PROTOS /* XXX Do we need individual probes? */ struct protoent *PerlSock_getprotobyname(Netdb_name_t); struct protoent *PerlSock_getprotobynumber(int); @@ -4512,7 +4760,7 @@ PP(pp_gprotoent) if (which == OP_GPBYNAME) #ifdef HAS_GETPROTOBYNAME - pent = PerlSock_getprotobyname(POPpx); + pent = PerlSock_getprotobyname(POPpbytex); #else DIE(aTHX_ PL_no_sock_func, "getprotobyname"); #endif @@ -4580,8 +4828,8 @@ PP(pp_gsbyport) PP(pp_gservent) { - djSP; #if defined(HAS_GETSERVBYNAME) || defined(HAS_GETSERVBYPORT) || defined(HAS_GETSERVENT) + dSP; I32 which = PL_op->op_type; register char **elem; register SV *sv; @@ -4595,8 +4843,8 @@ PP(pp_gservent) if (which == OP_GSBYNAME) { #ifdef HAS_GETSERVBYNAME - char *proto = POPpx; - char *name = POPpx; + char *proto = POPpbytex; + char *name = POPpbytex; if (proto && !*proto) proto = Nullch; @@ -4608,7 +4856,7 @@ PP(pp_gservent) } else if (which == OP_GSBYPORT) { #ifdef HAS_GETSERVBYPORT - char *proto = POPpx; + char *proto = POPpbytex; unsigned short port = POPu; #ifdef HAS_HTONS @@ -4670,8 +4918,8 @@ PP(pp_gservent) PP(pp_shostent) { - djSP; #ifdef HAS_SETHOSTENT + dSP; PerlSock_sethostent(TOPi); RETSETYES; #else @@ -4681,8 +4929,8 @@ PP(pp_shostent) PP(pp_snetent) { - djSP; #ifdef HAS_SETNETENT + dSP; PerlSock_setnetent(TOPi); RETSETYES; #else @@ -4692,8 +4940,8 @@ PP(pp_snetent) PP(pp_sprotoent) { - djSP; #ifdef HAS_SETPROTOENT + dSP; PerlSock_setprotoent(TOPi); RETSETYES; #else @@ -4703,8 +4951,8 @@ PP(pp_sprotoent) PP(pp_sservent) { - djSP; #ifdef HAS_SETSERVENT + dSP; PerlSock_setservent(TOPi); RETSETYES; #else @@ -4714,8 +4962,8 @@ PP(pp_sservent) PP(pp_ehostent) { - djSP; #ifdef HAS_ENDHOSTENT + dSP; PerlSock_endhostent(); EXTEND(SP,1); RETPUSHYES; @@ -4726,8 +4974,8 @@ PP(pp_ehostent) PP(pp_enetent) { - djSP; #ifdef HAS_ENDNETENT + dSP; PerlSock_endnetent(); EXTEND(SP,1); RETPUSHYES; @@ -4738,8 +4986,8 @@ PP(pp_enetent) PP(pp_eprotoent) { - djSP; #ifdef HAS_ENDPROTOENT + dSP; PerlSock_endprotoent(); EXTEND(SP,1); RETPUSHYES; @@ -4750,8 +4998,8 @@ PP(pp_eprotoent) PP(pp_eservent) { - djSP; #ifdef HAS_ENDSERVENT + dSP; PerlSock_endservent(); EXTEND(SP,1); RETPUSHYES; @@ -4780,13 +5028,13 @@ PP(pp_gpwuid) PP(pp_gpwent) { - djSP; #ifdef HAS_PASSWD + dSP; I32 which = PL_op->op_type; register SV *sv; STRLEN n_a; struct passwd *pwent = NULL; - /* + /* * We currently support only the SysV getsp* shadow password interface. * The interface is declared in and often one needs to link * with -lsecurity or some such. @@ -4827,7 +5075,7 @@ PP(pp_gpwent) * * Note that is already probed for, but currently * it is only included in special cases. - * + * * In Digital UNIX/Tru64 if using the getespw*() (which seems to be * be preferred interface, even though also the getprpw*() interface * is available) one needs to link with -lsecurity -ldb -laud -lm. @@ -4842,7 +5090,7 @@ PP(pp_gpwent) switch (which) { case OP_GPWNAM: - pwent = getpwnam(POPpx); + pwent = getpwnam(POPpbytex); break; case OP_GPWUID: pwent = getpwuid((Uid_t)POPi); @@ -4909,8 +5157,10 @@ PP(pp_gpwent) sv_setpv(sv, spwent->sp_pwdp); } # endif +# ifdef PWPASSWD if (!SvPOK(sv)) /* Use the standard password, then. */ sv_setpv(sv, pwent->pw_passwd); +# endif # ifndef INCOMPLETE_TAINTS /* passwd is tainted because user himself can diddle with it. @@ -4992,8 +5242,8 @@ PP(pp_gpwent) PP(pp_spwent) { - djSP; #if defined(HAS_PASSWD) && defined(HAS_SETPWENT) + dSP; setpwent(); RETPUSHYES; #else @@ -5003,8 +5253,8 @@ PP(pp_spwent) PP(pp_epwent) { - djSP; #if defined(HAS_PASSWD) && defined(HAS_ENDPWENT) + dSP; endpwent(); RETPUSHYES; #else @@ -5032,8 +5282,8 @@ PP(pp_ggrgid) PP(pp_ggrent) { - djSP; #ifdef HAS_GROUP + dSP; I32 which = PL_op->op_type; register char **elem; register SV *sv; @@ -5041,7 +5291,7 @@ PP(pp_ggrent) STRLEN n_a; if (which == OP_GGRNAM) - grent = (struct group *)getgrnam(POPpx); + grent = (struct group *)getgrnam(POPpbytex); else if (which == OP_GGRGID) grent = (struct group *)getgrgid(POPi); else @@ -5091,8 +5341,8 @@ PP(pp_ggrent) PP(pp_sgrent) { - djSP; #if defined(HAS_GROUP) && defined(HAS_SETGRENT) + dSP; setgrent(); RETPUSHYES; #else @@ -5102,8 +5352,8 @@ PP(pp_sgrent) PP(pp_egrent) { - djSP; #if defined(HAS_GROUP) && defined(HAS_ENDGRENT) + dSP; endgrent(); RETPUSHYES; #else @@ -5113,8 +5363,8 @@ PP(pp_egrent) PP(pp_getlogin) { - djSP; dTARGET; #ifdef HAS_GETLOGIN + dSP; dTARGET; char *tmps; EXTEND(SP, 1); if (!(tmps = PerlProc_getlogin())) @@ -5131,7 +5381,7 @@ PP(pp_getlogin) PP(pp_syscall) { #ifdef HAS_SYSCALL - djSP; dMARK; dORIGMARK; dTARGET; + dSP; dMARK; dORIGMARK; dTARGET; register I32 items = SP - MARK; unsigned long a[20]; register I32 i = 0; @@ -5158,7 +5408,7 @@ PP(pp_syscall) a[i++] = SvIV(*MARK); else if (*MARK == &PL_sv_undef) a[i++] = 0; - else + else a[i++] = (unsigned long)SvPV_force(*MARK, n_a); if (i > 15) break; @@ -5226,7 +5476,7 @@ PP(pp_syscall) } #ifdef FCNTL_EMULATE_FLOCK - + /* XXX Emulate flock() with fcntl(). What's really needed is a good file locking module. */ @@ -5235,7 +5485,7 @@ static int fcntl_emulate_flock(int fd, int operation) { struct flock flock; - + switch (operation & ~LOCK_NB) { case LOCK_SH: flock.l_type = F_RDLCK; @@ -5252,7 +5502,7 @@ fcntl_emulate_flock(int fd, int operation) } flock.l_whence = SEEK_SET; flock.l_start = flock.l_len = (Off_t)0; - + return fcntl(fd, (operation & LOCK_NB) ? F_SETLK : F_SETLKW, &flock); }