/* pp.c
*
- * Copyright (c) 1991-1997, Larry Wall
+ * Copyright (c) 1991-1999, 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.
oa = oa >> 4;
}
str[n++] = '\0';
- ret = sv_2mortal(newSVpv(str, n - 1));
+ ret = sv_2mortal(newSVpvn(str, n - 1));
}
else if (code) /* Non-Overridable */
goto set;
}
cv = sv_2cv(TOPs, &stash, &gv, FALSE);
if (cv && SvPOK(cv))
- ret = sv_2mortal(newSVpv(SvPVX(cv), SvCUR(cv)));
+ ret = sv_2mortal(newSVpvn(SvPVX(cv), SvCUR(cv)));
set:
SETs(ret);
RETURN;
vivify_defelem(sv);
if (!(sv = LvTARG(sv)))
sv = &PL_sv_undef;
+ else
+ SvREFCNT_inc(sv);
}
else if (SvPADTMP(sv))
sv = newSVsv(sv);
break;
case 'N':
if (strEQ(elem, "NAME"))
- sv = newSVpv(GvNAME(gv), GvNAMELEN(gv));
+ sv = newSVpvn(GvNAME(gv), GvNAMELEN(gv));
break;
case 'P':
if (strEQ(elem, "PACKAGE"))
if (!sv)
RETPUSHUNDEF;
- if (SvTHINKFIRST(sv)) {
- if (SvREADONLY(sv)) {
- dTHR;
- if (PL_curcop != &PL_compiling)
- croak(PL_no_modify);
- }
- if (SvROK(sv))
- sv_unref(sv);
- }
+ if (SvTHINKFIRST(sv))
+ sv_force_normal(sv);
switch (SvTYPE(sv)) {
case SVt_NULL:
CvANON((CV*)sv) ? "(anonymous)" : GvENAME(CvGV((CV*)sv)));
/* FALL THROUGH */
case SVt_PVFM:
- { GV* gv = (GV*)SvREFCNT_inc(CvGV((CV*)sv));
- cv_undef((CV*)sv);
- CvGV((CV*)sv) = gv; } /* let user-undef'd sub keep its identity */
+ {
+ /* let user-undef'd sub keep its identity */
+ GV* gv = (GV*)SvREFCNT_inc(CvGV((CV*)sv));
+ cv_undef((CV*)sv);
+ CvGV((CV*)sv) = gv;
+ }
break;
case SVt_PVGV:
if (SvFAKE(sv))
STRLEN len;
tmpstr = POPs;
- if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) {
- if (SvREADONLY(tmpstr) && PL_curcop != &PL_compiling)
- DIE("Can't x= to readonly value");
- if (SvROK(tmpstr))
- sv_unref(tmpstr);
- }
SvSetSV(TARG, tmpstr);
SvPV_force(TARG, len);
if (count != 1) {
U32 i = 0;
if (!strnEQ(s, "0000", 4)) { /* need to grow sv */
- SV *tmpNew = newSVpv("0000000000", 10);
+ SV *tmpNew = newSVpvn("0000000000", 10);
sv_catsv(tmpNew, sv);
SvREFCNT_dec(sv); /* free old sv */
#endif
if (isSPACE(datumtype))
continue;
- if (*pat == '_') {
+ if (*pat == '!') {
char *natstr = "sSiIlL";
if (strchr(natstr, datumtype)) {
pat++;
}
else
- croak("'_' allowed only after types %s", natstr);
+ croak("'!' allowed only after types %s", natstr);
}
if (pat >= patend)
len = 1;
#ifdef __osf__
/* Without the dummy below unpack("i", pack("i",-1))
* return 0xFFffFFff instead of -1 for Digital Unix V4.0
- * cc with optimization turned on */
+ * cc with optimization turned on.
+ *
+ * The bug was detected in
+ * DEC C V5.8-009 on Digital UNIX V4.0 (Rev. 1091) (V4.0E)
+ * with optimization (-O4) turned on.
+ * DEC C V5.2-040 on Digital UNIX V4.0 (Rev. 564) (V4.0B)
+ * does not have this problem even with -O4.
+ *
+ * This bug was reported as DECC_BUGS 1431
+ * and tracked internally as GEM_BUGS 7775.
+ *
+ * The bug is fixed in
+ * Tru64 UNIX V5.0: Compaq C V6.1-006 or later
+ * UNIX V4.0F support: DEC C V5.9-006 or later
+ * UNIX V4.0E support: DEC C V5.8-011 or later
+ * and also in DTK.
+ *
+ * See also few lines later for the same bug.
+ */
(aint) ?
sv_setiv(sv, (IV)aint) :
#endif
sv = NEWSV(41, 0);
#ifdef __osf__
/* Without the dummy below unpack("I", pack("I",0xFFFFFFFF))
- * returns 1.84467440737096e+19 instead of 0xFFFFFFFF for
- * DEC C V5.8-009 on Digital UNIX V4.0 (Rev. 1091) (aka V4.0D)
- * with optimization turned on.
- * (DEC C V5.2-040 on Digital UNIX V4.0 (Rev. 564) (aka V4.0B)
- * does not have this problem even with -O4)
- */
+ * returns 1.84467440737096e+19 instead of 0xFFFFFFFF.
+ * See details few lines earlier. */
(auint) ?
sv_setuv(sv, (UV)auint) :
#endif
sv_catpvn(sv, "\n", 1);
}
-STATIC SV *
+STATIC SV *
is_an_int(char *s, STRLEN l)
{
STRLEN n_a;
- SV *result = newSVpv("", l);
+ SV *result = newSVpvn(s, l);
char *result_c = SvPV(result, n_a); /* convenience */
char *out = result_c;
bool skip = 1;
#endif
if (isSPACE(datumtype))
continue;
- if (*pat == '_') {
+ if (*pat == '!') {
char *natstr = "sSiIlL";
if (strchr(natstr, datumtype)) {
pat++;
}
else
- croak("'_' allowed only after types %s", natstr);
+ croak("'!' allowed only after types %s", natstr);
}
if (*pat == '*') {
len = strchr("@Xxu", datumtype) ? 0 : items;