assert(SvROK(cv));
}
- /* Can do the optimisation if right (LVAUE) is not a typeglob,
+ /* Can do the optimisation if right (LVALUE) is not a typeglob,
left (RVALUE) is a reference to something, and we're in void
context. */
if (!got_coderef && gv_type != SVt_PVGV && GIMME_V == G_VOID) {
SV *const value = SvRV(cv);
SvUPGRADE((SV *)gv, SVt_RV);
- SvROK_on(gv);
+ SvPCS_IMPORTED_on(gv);
SvRV_set(gv, value);
SvREFCNT_inc_simple_void(value);
SETs(right);
LEAVE;
}
+ if (strEQ(GvNAME(right),"isa")) {
+ GvCVGEN(right) = 0;
+ ++PL_sub_generation;
+ }
}
SvSetMagicSV(right, left);
SETs(right);
const I32 oldsave = PL_savestack_ix;
I32 update_minmatch = 1;
I32 had_zerolen = 0;
+ U32 gpos = 0;
if (PL_op->op_flags & OPf_STACKED)
TARG = POPs;
if (SvTYPE(TARG) >= SVt_PVMG && SvMAGIC(TARG)) {
MAGIC* const mg = mg_find(TARG, PERL_MAGIC_regex_global);
if (mg && mg->mg_len >= 0) {
- if (!(rx->reganch & ROPT_GPOS_SEEN))
+ if (!(rx->extflags & RXf_GPOS_SEEN))
rx->endp[0] = rx->startp[0] = mg->mg_len;
- else if (rx->reganch & ROPT_ANCH_GPOS) {
+ else if (rx->extflags & RXf_ANCH_GPOS) {
r_flags |= REXEC_IGNOREPOS;
rx->endp[0] = rx->startp[0] = mg->mg_len;
- }
- minmatch = (mg->mg_flags & MGf_MINMATCH);
+ } else if (rx->extflags & RXf_GPOS_FLOAT)
+ gpos = mg->mg_len;
+ else
+ rx->endp[0] = rx->startp[0] = mg->mg_len;
+ minmatch = (mg->mg_flags & MGf_MINMATCH) ? rx->gofs + 1 : 0;
update_minmatch = 0;
}
}
}
- if ((!global && rx->nparens)
+ /* remove comment to get faster /g but possibly unsafe $1 vars after a
+ match. Test for the unsafe vars will fail as well*/
+ if (( /* !global && */ rx->nparens)
|| SvTEMP(TARG) || PL_sawampersand || (pm->op_pmflags & PMf_EVAL))
r_flags |= REXEC_COPY_STR;
if (SvSCREAM(TARG))
play_it_again:
if (global && rx->startp[0] != -1) {
- t = s = rx->endp[0] + truebase;
- if ((s + rx->minlen) > strend)
+ t = s = rx->endp[0] + truebase - rx->gofs;
+ if ((s + rx->minlen) > strend || s < truebase)
goto nope;
if (update_minmatch++)
minmatch = had_zerolen;
}
- if (rx->reganch & RE_USE_INTUIT &&
- DO_UTF8(TARG) == ((rx->reganch & ROPT_UTF8) != 0)) {
+ if (rx->extflags & RXf_USE_INTUIT &&
+ DO_UTF8(TARG) == ((rx->extflags & RXf_UTF8) != 0)) {
/* FIXME - can PL_bostr be made const char *? */
PL_bostr = (char *)truebase;
s = CALLREG_INTUIT_START(rx, TARG, (char *)s, (char *)strend, r_flags, NULL);
if (!s)
goto nope;
- if ( (rx->reganch & ROPT_CHECK_ALL)
+ if ( (rx->extflags & RXf_CHECK_ALL)
&& !PL_sawampersand
- && ((rx->reganch & ROPT_NOSCAN)
- || !((rx->reganch & RE_INTUIT_TAIL)
+ && ((rx->extflags & RXf_NOSCAN)
+ || !((rx->extflags & RXf_INTUIT_TAIL)
&& (r_flags & REXEC_SCREAM)))
&& !SvROK(TARG)) /* Cannot trust since INTUIT cannot guess ^ */
goto yup;
}
- if (CALLREGEXEC(rx, (char*)s, (char *)strend, (char*)truebase, minmatch, TARG, NULL, r_flags))
+ if (CALLREGEXEC(rx, (char*)s, (char *)strend, (char*)truebase, minmatch, TARG, INT2PTR(void*, gpos), r_flags))
{
PL_curpm = pm;
if (dynpm->op_pmflags & PMf_ONCE)
}
if (rx->startp[0] != -1) {
mg->mg_len = rx->endp[0];
- if (rx->startp[0] == rx->endp[0])
+ if (rx->startp[0] + rx->gofs == (UV)rx->endp[0])
mg->mg_flags |= MGf_MINMATCH;
else
mg->mg_flags &= ~MGf_MINMATCH;
}
}
had_zerolen = (rx->startp[0] != -1
- && rx->startp[0] == rx->endp[0]);
+ && rx->startp[0] + rx->gofs == (UV)rx->endp[0]);
PUTBACK; /* EVAL blocks may use stack */
r_flags |= REXEC_IGNOREPOS | REXEC_NOT_FIRST;
goto play_it_again;
}
if (rx->startp[0] != -1) {
mg->mg_len = rx->endp[0];
- if (rx->startp[0] == rx->endp[0])
+ if (rx->startp[0] + rx->gofs == (UV)rx->endp[0])
mg->mg_flags |= MGf_MINMATCH;
else
mg->mg_flags &= ~MGf_MINMATCH;
rx->subbeg = (char *) truebase;
rx->startp[0] = s - truebase;
if (RX_MATCH_UTF8(rx)) {
- char * const t = (char*)utf8_hop((U8*)s, rx->minlen);
+ char * const t = (char*)utf8_hop((U8*)s, rx->minlenret);
rx->endp[0] = t - truebase;
}
else {
- rx->endp[0] = s - truebase + rx->minlen;
+ rx->endp[0] = s - truebase + rx->minlenret;
}
rx->sublen = strend - truebase;
goto gotcha;
rx->sublen = strend - t;
RX_MATCH_COPIED_on(rx);
off = rx->startp[0] = s - t;
- rx->endp[0] = off + rx->minlen;
+ rx->endp[0] = off + rx->minlenret;
}
else { /* startp/endp are used by @- @+. */
rx->startp[0] = s - truebase;
- rx->endp[0] = s - truebase + rx->minlen;
+ rx->endp[0] = s - truebase + rx->minlenret;
}
rx->nparens = rx->lastparen = rx->lastcloseparen = 0; /* used by @-, @+, and $^N */
LEAVE_SCOPE(oldsave);
have_fp:
if (gimme == G_SCALAR) {
sv = TARG;
- if (SvROK(sv))
- sv_unref(sv);
+ if (type == OP_RCATLINE && SvGMAGICAL(sv))
+ mg_get(sv);
+ if (SvROK(sv)) {
+ if (type == OP_RCATLINE)
+ SvPV_force_nolen(sv);
+ else
+ sv_unref(sv);
+ }
else if (isGV_with_GP(sv)) {
SvPV_force_nolen(sv);
}
!is_cow &&
#endif
(SvREADONLY(TARG)
- || ( (SvTYPE(TARG) == SVt_PVGV || SvTYPE(TARG) > SVt_PVLV)
+ || ( ((SvTYPE(TARG) == SVt_PVGV && isGV_with_GP(TARG))
+ || SvTYPE(TARG) > SVt_PVLV)
&& !(SvTYPE(TARG) == SVt_PVGV && SvFAKE(TARG)))))
DIE(aTHX_ PL_no_modify);
PUTBACK;
r_flags |= REXEC_SCREAM;
orig = m = s;
- if (rx->reganch & RE_USE_INTUIT) {
+ if (rx->extflags & RXf_USE_INTUIT) {
PL_bostr = orig;
s = CALLREG_INTUIT_START(rx, TARG, s, strend, r_flags, NULL);
if (!s)
goto nope;
/* How to do it in subst? */
-/* if ( (rx->reganch & ROPT_CHECK_ALL)
+/* if ( (rx->extflags & RXf_CHECK_ALL)
&& !PL_sawampersand
- && ((rx->reganch & ROPT_NOSCAN)
- || !((rx->reganch & RE_INTUIT_TAIL)
+ && ((rx->extflags & RXf_NOSCAN)
+ || !((rx->extflags & RXf_INTUIT_TAIL)
&& (r_flags & REXEC_SCREAM))))
goto yup;
*/
#ifdef PERL_OLD_COPY_ON_WRITE
&& !is_cow
#endif
- && (I32)clen <= rx->minlen && (once || !(r_flags & REXEC_COPY_STR))
- && !(rx->reganch & ROPT_LOOKBEHIND_SEEN)
+ && (I32)clen <= rx->minlenret && (once || !(r_flags & REXEC_COPY_STR))
+ && !(rx->extflags & RXf_LOOKBEHIND_SEEN)
&& (!doutf8 || SvUTF8(TARG))) {
if (!CALLREGEXEC(rx, s, strend, orig, 0, TARG, NULL,
r_flags | REXEC_CHECKED))
return cx->blk_sub.retop;
}
-
-STATIC CV *
-S_get_db_sub(pTHX_ SV **svp, CV *cv)
-{
- dVAR;
- SV * const dbsv = GvSVn(PL_DBsub);
-
- save_item(dbsv);
- if (!PERLDB_SUB_NN) {
- GV * const gv = CvGV(cv);
-
- if ( (CvFLAGS(cv) & (CVf_ANON | CVf_CLONED))
- || strEQ(GvNAME(gv), "END")
- || ((GvCV(gv) != cv) && /* Could be imported, and old sub redefined. */
- !( (SvTYPE(*svp) == SVt_PVGV) && (GvCV((GV*)*svp) == cv) ))) {
- /* Use GV from the stack as a fallback. */
- /* GV is potentially non-unique, or contain different CV. */
- SV * const tmp = newRV((SV*)cv);
- sv_setsv(dbsv, tmp);
- SvREFCNT_dec(tmp);
- }
- else {
- gv_efullname3(dbsv, gv, NULL);
- }
- }
- else {
- const int type = SvTYPE(dbsv);
- if (type < SVt_PVIV && type != SVt_IV)
- sv_upgrade(dbsv, SVt_PVIV);
- (void)SvIOK_on(dbsv);
- SvIV_set(dbsv, PTR2IV(cv)); /* Do it the quickest way */
- }
-
- if (CvISXSUB(cv))
- PL_curcopdb = PL_curcop;
- cv = GvCV(PL_DBsub);
- return cv;
-}
-
PP(pp_entersub)
{
dVAR; dSP; dPOPss;
if (CvASSERTION(cv) && PL_DBassertion)
sv_setiv(PL_DBassertion, 1);
- cv = get_db_sub(&sv, cv);
+ Perl_get_db_sub(aTHX_ &sv, cv);
+ if (CvISXSUB(cv))
+ PL_curcopdb = PL_curcop;
+ cv = GvCV(PL_DBsub);
+
if (!cv || (!CvXSUB(cv) && !CvSTART(cv)))
DIE(aTHX_ "No DB::sub routine defined");
}