/* sv.c
*
- * Copyright (c) 1991-2001, Larry Wall
+ * Copyright (c) 1991-2002, 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.
}
if (!ok) {
if (ckWARN_d(WARN_INTERNAL))
- Perl_warner(aTHX_ WARN_INTERNAL,
+ Perl_warner(aTHX_ packWARN(WARN_INTERNAL),
"Attempt to free non-arena SV: 0x%"UVxf,
PTR2UV(p));
return;
Perl_report_uninit(pTHX)
{
if (PL_op)
- Perl_warner(aTHX_ WARN_UNINITIALIZED, PL_warn_uninit,
+ Perl_warner(aTHX_ packWARN(WARN_UNINITIALIZED), PL_warn_uninit,
" in ", OP_DESC(PL_op));
else
- Perl_warner(aTHX_ WARN_UNINITIALIZED, PL_warn_uninit, "", "");
+ Perl_warner(aTHX_ packWARN(WARN_UNINITIALIZED), PL_warn_uninit, "", "");
}
/* grab a new IV body from the free list, allocating more if necessary */
bool
Perl_sv_upgrade(pTHX_ register SV *sv, U32 mt)
{
- char* pv;
- U32 cur;
- U32 len;
- IV iv;
- NV nv;
- MAGIC* magic;
- HV* stash;
+ char* pv = NULL;
+ U32 cur = 0;
+ U32 len = 0;
+ IV iv = 0;
+ NV nv = 0.0;
+ MAGIC* magic = NULL;
+ HV* stash = Nullhv;
if (mt != SVt_PV && SvREADONLY(sv) && SvFAKE(sv)) {
sv_force_normal(sv);
{
register char *s;
+
+
#ifdef HAS_64K_LIMIT
if (newlen >= 0x10000) {
PerlIO_printf(Perl_debug_log,
}
else
s = SvPVX(sv);
+
if (newlen > SvLEN(sv)) { /* need more room? */
if (SvLEN(sv) && s) {
#if defined(MYMALLOC) && !defined(LEAKTEST)
SvREADONLY_off(sv);
}
New(703, s, newlen, char);
+ if (SvPVX(sv) && SvCUR(sv)) {
+ Move(SvPVX(sv), s, (newlen < SvCUR(sv)) ? newlen : SvCUR(sv), char);
+ }
}
SvPV_set(sv, s);
SvLEN_set(sv, newlen);
}
if (PL_op)
- Perl_warner(aTHX_ WARN_NUMERIC,
+ Perl_warner(aTHX_ packWARN(WARN_NUMERIC),
"Argument \"%s\" isn't numeric in %s", pv,
OP_DESC(PL_op));
else
- Perl_warner(aTHX_ WARN_NUMERIC,
+ Perl_warner(aTHX_ packWARN(WARN_NUMERIC),
"Argument \"%s\" isn't numeric", pv);
}
sign = 1;
}
do {
- *--ptr = '0' + (uv % 10);
+ *--ptr = '0' + (char)(uv % 10);
} while (uv /= 10);
if (sign)
*--ptr = '-';
return ptr;
}
-/* For backwards-compatibility only. sv_2pv() is normally #def'ed to
- * C<sv_2pv_macro()>. See also C<sv_2pv_flags()>.
- */
-
-char *
-Perl_sv_2pv(pTHX_ register SV *sv, STRLEN *lp)
-{
- return sv_2pv_flags(sv, lp, SV_GMAGIC);
-}
-
/*
=for apidoc sv_2pv_flags
char ch;
int left = 0;
int right = 4;
- U16 reganch = (re->reganch & PMf_COMPILETIME) >> 12;
+ char need_newline = 0;
+ U16 reganch = (U16)((re->reganch & PMf_COMPILETIME) >> 12);
while((ch = *fptr++)) {
if(reganch & 1) {
}
mg->mg_len = re->prelen + 4 + left;
+ /*
+ * If /x was used, we have to worry about a regex
+ * ending with a comment later being embedded
+ * within another regex. If so, we don't want this
+ * regex's "commentization" to leak out to the
+ * right part of the enclosing regex, we must cap
+ * it with a newline.
+ *
+ * So, if /x was used, we scan backwards from the
+ * end of the regex. If we find a '#' before we
+ * find a newline, we need to add a newline
+ * ourself. If we find a '\n' first (or if we
+ * don't find '#' or '\n'), we don't need to add
+ * anything. -jfriedl
+ */
+ if (PMf_EXTENDED & re->reganch)
+ {
+ char *endptr = re->precomp + re->prelen;
+ while (endptr >= re->precomp)
+ {
+ char c = *(endptr--);
+ if (c == '\n')
+ break; /* don't need another */
+ if (c == '#') {
+ /* we end while in a comment, so we
+ need a newline */
+ mg->mg_len++; /* save space for it */
+ need_newline = 1; /* note to add it */
+ }
+ }
+ }
+
New(616, mg->mg_ptr, mg->mg_len + 1 + left, char);
Copy("(?", mg->mg_ptr, 2, char);
Copy(reflags, mg->mg_ptr+2, left, char);
Copy(":", mg->mg_ptr+left+2, 1, char);
Copy(re->precomp, mg->mg_ptr+3+left, re->prelen, char);
+ if (need_newline)
+ mg->mg_ptr[mg->mg_len - 2] = '\n';
mg->mg_ptr[mg->mg_len - 1] = ')';
mg->mg_ptr[mg->mg_len] = 0;
}
ptr = uiv_2buf(buf, 0, SvUVX(sv), 1, &ebuf);
else
ptr = uiv_2buf(buf, SvIVX(sv), 0, 0, &ebuf);
- SvGROW(sv, ebuf - ptr + 1); /* inlined from sv_setpvn */
+ SvGROW(sv, (STRLEN)(ebuf - ptr + 1)); /* inlined from sv_setpvn */
Move(ptr,SvPVX(sv),ebuf - ptr,char);
SvCUR_set(sv, ebuf - ptr);
s = SvEND(sv);
}
/*
+=for apidoc sv_copypv
+
+Copies a stringified representation of the source SV into the
+destination SV. Automatically performs any necessary mg_get and
+coercion of numeric values into strings. Guaranteed to preserve
+UTF-8 flag even from overloaded objects. Similar in nature to
+sv_2pv[_flags] but operates directly on an SV instead of just the
+string. Mostly uses sv_2pv_flags to do its work, except when that
+would lose the UTF-8'ness of the PV.
+
+=cut
+*/
+
+void
+Perl_sv_copypv(pTHX_ SV *dsv, register SV *ssv)
+{
+ SV *tmpsv;
+
+ if ( SvTHINKFIRST(ssv) && SvROK(ssv) && SvAMAGIC(ssv) &&
+ (tmpsv = AMG_CALLun(ssv,string))) {
+ if (SvTYPE(tmpsv) != SVt_RV || (SvRV(tmpsv) != SvRV(ssv))) {
+ SvSetSV(dsv,tmpsv);
+ return;
+ }
+ } else {
+ tmpsv = sv_newmortal();
+ }
+ {
+ STRLEN len;
+ char *s;
+ s = SvPV(ssv,len);
+ sv_setpvn(tmpsv,s,len);
+ if (SvUTF8(ssv))
+ SvUTF8_on(tmpsv);
+ else
+ SvUTF8_off(tmpsv);
+ SvSetSV(dsv,tmpsv);
+ }
+}
+
+/*
=for apidoc sv_2pvbyte_nolen
Return a pointer to the byte-encoded representation of the SV.
SV* tmpsv;
if (SvAMAGIC(sv) && (tmpsv=AMG_CALLun(sv,bool_)) &&
(!SvROK(tmpsv) || (SvRV(tmpsv) != SvRV(sv))))
- return SvTRUE(tmpsv);
+ return (bool)SvTRUE(tmpsv);
return SvRV(sv) != 0;
}
if (SvPOKp(sv)) {
Always sets the SvUTF8 flag to avoid future validity checks even
if all the bytes have hibit clear.
-=cut
-*/
+This is not as a general purpose byte encoding to Unicode interface:
+use the Encode extension for that.
-STRLEN
-Perl_sv_utf8_upgrade(pTHX_ register SV *sv)
-{
- return sv_utf8_upgrade_flags(sv, SV_GMAGIC);
-}
-
-/*
=for apidoc sv_utf8_upgrade_flags
Convert the PV of an SV to its UTF8-encoded form.
will C<mg_get> on C<sv> if appropriate, else not. C<sv_utf8_upgrade> and
C<sv_utf8_upgrade_nomg> are implemented in terms of this function.
+This is not as a general purpose byte encoding to Unicode interface:
+use the Encode extension for that.
+
=cut
*/
}
if (PL_encoding)
- Perl_sv_recode_to_utf8(aTHX_ sv, PL_encoding);
+ sv_recode_to_utf8(sv, PL_encoding);
else { /* Assume Latin-1/EBCDIC */
/* This function could be much more efficient if we
* had a FLAG in SVs to signal if there are any hibit
if this is the case, either returns false or, if C<fail_ok> is not
true, croaks.
+This is not as a general purpose Unicode to byte encoding interface:
+use the Encode extension for that.
+
=cut
*/
if (!utf8_to_bytes(s, &len)) {
if (fail_ok)
return FALSE;
-#ifdef USE_BYTES_DOWNGRADES
- else if (IN_BYTES) {
- U8 *d = s;
- U8 *e = (U8 *) SvEND(sv);
- int first = 1;
- while (s < e) {
- UV ch = utf8n_to_uvchr(s,(e-s),&len,0);
- if (first && ch > 255) {
- if (PL_op)
- Perl_warner(aTHX_ WARN_UTF8, "Wide character in byte %s",
- OP_DESC(PL_op);
- else
- Perl_warner(aTHX_ WARN_UTF8, "Wide character in byte");
- first = 0;
- }
- *d++ = ch;
- s += len;
- }
- *d = '\0';
- len = (d - (U8 *) SvPVX(sv));
- }
-#endif
else {
if (PL_op)
Perl_croak(aTHX_ "Wide character in %s",
C<SvSetSV>, C<SvSetSV_nosteal>, C<SvSetMagicSV> and
C<SvSetMagicSV_nosteal>.
-
-=cut
-*/
-
-/* sv_setsv() is aliased to Perl_sv_setsv_macro; this function provided
- for binary compatibility only
-*/
-void
-Perl_sv_setsv(pTHX_ SV *dstr, register SV *sstr)
-{
- sv_setsv_flags(dstr, sstr, SV_GMAGIC);
-}
-
-/*
=for apidoc sv_setsv_flags
Copies the contents of the source SV C<ssv> into the destination SV
default:
if (SvGMAGICAL(sstr) && (flags & SV_GMAGIC)) {
mg_get(sstr);
- if (SvTYPE(sstr) != stype) {
+ if ((int)SvTYPE(sstr) != stype) {
stype = SvTYPE(sstr);
if (stype == SVt_PVGV && dtype <= SVt_PVGV)
goto glob_assign;
if (stype == SVt_PVLV)
(void)SvUPGRADE(dstr, SVt_PVNV);
else
- (void)SvUPGRADE(dstr, stype);
+ (void)SvUPGRADE(dstr, (U32)stype);
}
sflags = SvFLAGS(sstr);
|| sv_cmp(cv_const_sv(cv),
cv_const_sv((CV*)sref)))))
{
- Perl_warner(aTHX_ WARN_REDEFINE,
+ Perl_warner(aTHX_ packWARN(WARN_REDEFINE),
CvCONST(cv)
- ? "Constant subroutine %s redefined"
- : "Subroutine %s redefined",
+ ? "Constant subroutine %s::%s redefined"
+ : "Subroutine %s::%s redefined",
+ HvNAME(GvSTASH((GV*)dstr)),
GvENAME((GV*)dstr));
}
}
- cv_ckproto(cv, (GV*)dstr,
- SvPOK(sref) ? SvPVX(sref) : Nullch);
+ if (!intro)
+ cv_ckproto(cv, (GV*)dstr,
+ SvPOK(sref) ? SvPVX(sref) : Nullch);
}
GvCV(dstr) = (CV*)sref;
GvCVGEN(dstr) = 0; /* Switch off cacheness. */
}
else { /* have to copy actual string */
STRLEN len = SvCUR(sstr);
-
SvGROW(dstr, len + 1); /* inlined from sv_setpvn */
Move(SvPVX(sstr),SvPVX(dstr),len,char);
SvCUR_set(dstr, len);
else {
if (dtype == SVt_PVGV) {
if (ckWARN(WARN_MISC))
- Perl_warner(aTHX_ WARN_MISC, "Undefined value assigned to typeglob");
+ Perl_warner(aTHX_ packWARN(WARN_MISC), "Undefined value assigned to typeglob");
}
else
(void)SvOK_off(dstr);
status set, then the bytes appended should be valid UTF8.
Handles 'get' magic, but not 'set' magic. See C<sv_catpvn_mg>.
-=cut
-*/
-
-/* sv_catpvn() is aliased to Perl_sv_catpvn_macro; this function provided
- for binary compatibility only
-*/
-void
-Perl_sv_catpvn(pTHX_ SV *dsv, const char* sstr, STRLEN slen)
-{
- sv_catpvn_flags(dsv, sstr, slen, SV_GMAGIC);
-}
-
-/*
=for apidoc sv_catpvn_flags
Concatenates the string onto the end of the string which is in the SV. The
SV C<dsv>. Modifies C<dsv> but not C<ssv>. Handles 'get' magic, but
not 'set' magic. See C<sv_catsv_mg>.
-=cut */
-
-/* sv_catsv() is aliased to Perl_sv_catsv_macro; this function provided
- for binary compatibility only
-*/
-void
-Perl_sv_catsv(pTHX_ SV *dstr, register SV *sstr)
-{
- sv_catsv_flags(dstr, sstr, SV_GMAGIC);
-}
-
-/*
=for apidoc sv_catsv_flags
Concatenates the string from SV C<ssv> onto the end of the string in
}
return sv;
}
-
/*
-=for apidoc sv_magic
+=for apidoc sv_magicext
-Adds magic to an SV. First upgrades C<sv> to type C<SVt_PVMG> if necessary,
-then adds a new magic item of type C<how> to the head of the magic list.
+Adds magic to an SV, upgrading it if necessary. Applies the
+supplied vtable and returns pointer to the magic added.
+
+Note that sv_magicext will allow things that sv_magic will not.
+In particular you can add magic to SvREADONLY SVs and and more than
+one instance of the same 'how'
+
+I C<namelen> is greater then zero then a savepvn() I<copy> of C<name> is stored,
+if C<namelen> is zero then C<name> is stored as-is and - as another special
+case - if C<(name && namelen == HEf_SVKEY)> then C<name> is assumed to contain
+an C<SV*> and has its REFCNT incremented
-C<name> is assumed to contain an C<SV*> if C<(name && namelen == HEf_SVKEY)>
+(This is now used as a subroutine by sv_magic.)
=cut
*/
-
-void
-Perl_sv_magic(pTHX_ register SV *sv, SV *obj, int how, const char *name, I32 namlen)
+MAGIC *
+Perl_sv_magicext(pTHX_ SV* sv, SV* obj, int how, MGVTBL *vtable,
+ const char* name, I32 namlen)
{
MAGIC* mg;
- if (SvREADONLY(sv)) {
- if (PL_curcop != &PL_compiling
- && how != PERL_MAGIC_regex_global
- && how != PERL_MAGIC_bm
- && how != PERL_MAGIC_fm
- && how != PERL_MAGIC_sv
- )
- {
- Perl_croak(aTHX_ PL_no_modify);
- }
- }
- if (SvMAGICAL(sv) || (how == PERL_MAGIC_taint && SvTYPE(sv) >= SVt_PVMG)) {
- if (SvMAGIC(sv) && (mg = mg_find(sv, how))) {
- if (how == PERL_MAGIC_taint)
- mg->mg_len |= 1;
- return;
- }
- }
- else {
- (void)SvUPGRADE(sv, SVt_PVMG);
+ if (SvTYPE(sv) < SVt_PVMG) {
+ (void)SvUPGRADE(sv, SVt_PVMG);
}
Newz(702,mg, 1, MAGIC);
mg->mg_moremagic = SvMAGIC(sv);
/* Some magic sontains a reference loop, where the sv and object refer to
each other. To prevent a reference loop that would prevent such
objects being freed, we look for such loops and if we find one we
- avoid incrementing the object refcount. */
+ avoid incrementing the object refcount.
+
+ Note we cannot do this to avoid self-tie loops as intervening RV must
+ have its REFCNT incremented to keep it in existence - instead we could
+ special case them in sv_free() -- NI-S
+
+ */
if (!obj || obj == sv ||
how == PERL_MAGIC_arylen ||
how == PERL_MAGIC_qr ||
mg->mg_type = how;
mg->mg_len = namlen;
if (name) {
- if (namlen >= 0)
+ if (namlen > 0)
mg->mg_ptr = savepvn(name, namlen);
else if (namlen == HEf_SVKEY)
mg->mg_ptr = (char*)SvREFCNT_inc((SV*)name);
+ else
+ mg->mg_ptr = (char *) name;
+ }
+ mg->mg_virtual = vtable;
+
+ mg_magical(sv);
+ if (SvGMAGICAL(sv))
+ SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK|SVf_POK);
+ return mg;
+}
+
+/*
+=for apidoc sv_magic
+
+Adds magic to an SV. First upgrades C<sv> to type C<SVt_PVMG> if necessary,
+then adds a new magic item of type C<how> to the head of the magic list.
+
+=cut
+*/
+
+void
+Perl_sv_magic(pTHX_ register SV *sv, SV *obj, int how, const char *name, I32 namlen)
+{
+ MAGIC* mg;
+ MGVTBL *vtable = 0;
+
+ if (SvREADONLY(sv)) {
+ if (PL_curcop != &PL_compiling
+ && how != PERL_MAGIC_regex_global
+ && how != PERL_MAGIC_bm
+ && how != PERL_MAGIC_fm
+ && how != PERL_MAGIC_sv
+ )
+ {
+ Perl_croak(aTHX_ PL_no_modify);
+ }
+ }
+ if (SvMAGICAL(sv) || (how == PERL_MAGIC_taint && SvTYPE(sv) >= SVt_PVMG)) {
+ if (SvMAGIC(sv) && (mg = mg_find(sv, how))) {
+ /* sv_magic() refuses to add a magic of the same 'how' as an
+ existing one
+ */
+ if (how == PERL_MAGIC_taint)
+ mg->mg_len |= 1;
+ return;
+ }
}
switch (how) {
case PERL_MAGIC_sv:
- mg->mg_virtual = &PL_vtbl_sv;
+ vtable = &PL_vtbl_sv;
break;
case PERL_MAGIC_overload:
- mg->mg_virtual = &PL_vtbl_amagic;
+ vtable = &PL_vtbl_amagic;
break;
case PERL_MAGIC_overload_elem:
- mg->mg_virtual = &PL_vtbl_amagicelem;
+ vtable = &PL_vtbl_amagicelem;
break;
case PERL_MAGIC_overload_table:
- mg->mg_virtual = &PL_vtbl_ovrld;
+ vtable = &PL_vtbl_ovrld;
break;
case PERL_MAGIC_bm:
- mg->mg_virtual = &PL_vtbl_bm;
+ vtable = &PL_vtbl_bm;
break;
case PERL_MAGIC_regdata:
- mg->mg_virtual = &PL_vtbl_regdata;
+ vtable = &PL_vtbl_regdata;
break;
case PERL_MAGIC_regdatum:
- mg->mg_virtual = &PL_vtbl_regdatum;
+ vtable = &PL_vtbl_regdatum;
break;
case PERL_MAGIC_env:
- mg->mg_virtual = &PL_vtbl_env;
+ vtable = &PL_vtbl_env;
break;
case PERL_MAGIC_fm:
- mg->mg_virtual = &PL_vtbl_fm;
+ vtable = &PL_vtbl_fm;
break;
case PERL_MAGIC_envelem:
- mg->mg_virtual = &PL_vtbl_envelem;
+ vtable = &PL_vtbl_envelem;
break;
case PERL_MAGIC_regex_global:
- mg->mg_virtual = &PL_vtbl_mglob;
+ vtable = &PL_vtbl_mglob;
break;
case PERL_MAGIC_isa:
- mg->mg_virtual = &PL_vtbl_isa;
+ vtable = &PL_vtbl_isa;
break;
case PERL_MAGIC_isaelem:
- mg->mg_virtual = &PL_vtbl_isaelem;
+ vtable = &PL_vtbl_isaelem;
break;
case PERL_MAGIC_nkeys:
- mg->mg_virtual = &PL_vtbl_nkeys;
+ vtable = &PL_vtbl_nkeys;
break;
case PERL_MAGIC_dbfile:
- SvRMAGICAL_on(sv);
- mg->mg_virtual = 0;
+ vtable = 0;
break;
case PERL_MAGIC_dbline:
- mg->mg_virtual = &PL_vtbl_dbline;
+ vtable = &PL_vtbl_dbline;
break;
#ifdef USE_5005THREADS
case PERL_MAGIC_mutex:
- mg->mg_virtual = &PL_vtbl_mutex;
+ vtable = &PL_vtbl_mutex;
break;
#endif /* USE_5005THREADS */
#ifdef USE_LOCALE_COLLATE
case PERL_MAGIC_collxfrm:
- mg->mg_virtual = &PL_vtbl_collxfrm;
+ vtable = &PL_vtbl_collxfrm;
break;
#endif /* USE_LOCALE_COLLATE */
case PERL_MAGIC_tied:
- mg->mg_virtual = &PL_vtbl_pack;
+ vtable = &PL_vtbl_pack;
break;
case PERL_MAGIC_tiedelem:
case PERL_MAGIC_tiedscalar:
- mg->mg_virtual = &PL_vtbl_packelem;
+ vtable = &PL_vtbl_packelem;
break;
case PERL_MAGIC_qr:
- mg->mg_virtual = &PL_vtbl_regexp;
+ vtable = &PL_vtbl_regexp;
break;
case PERL_MAGIC_sig:
- mg->mg_virtual = &PL_vtbl_sig;
+ vtable = &PL_vtbl_sig;
break;
case PERL_MAGIC_sigelem:
- mg->mg_virtual = &PL_vtbl_sigelem;
+ vtable = &PL_vtbl_sigelem;
break;
case PERL_MAGIC_taint:
- mg->mg_virtual = &PL_vtbl_taint;
- mg->mg_len = 1;
+ vtable = &PL_vtbl_taint;
break;
case PERL_MAGIC_uvar:
- mg->mg_virtual = &PL_vtbl_uvar;
+ vtable = &PL_vtbl_uvar;
break;
case PERL_MAGIC_vec:
- mg->mg_virtual = &PL_vtbl_vec;
+ vtable = &PL_vtbl_vec;
break;
case PERL_MAGIC_substr:
- mg->mg_virtual = &PL_vtbl_substr;
+ vtable = &PL_vtbl_substr;
break;
case PERL_MAGIC_defelem:
- mg->mg_virtual = &PL_vtbl_defelem;
+ vtable = &PL_vtbl_defelem;
break;
case PERL_MAGIC_glob:
- mg->mg_virtual = &PL_vtbl_glob;
+ vtable = &PL_vtbl_glob;
break;
case PERL_MAGIC_arylen:
- mg->mg_virtual = &PL_vtbl_arylen;
+ vtable = &PL_vtbl_arylen;
break;
case PERL_MAGIC_pos:
- mg->mg_virtual = &PL_vtbl_pos;
+ vtable = &PL_vtbl_pos;
break;
case PERL_MAGIC_backref:
- mg->mg_virtual = &PL_vtbl_backref;
+ vtable = &PL_vtbl_backref;
break;
case PERL_MAGIC_ext:
/* Reserved for use by extensions not perl internals. */
/* Useful for attaching extension internal data to perl vars. */
/* Note that multiple extensions may clash if magical scalars */
/* etc holding private data from one are passed to another. */
- SvRMAGICAL_on(sv);
break;
default:
Perl_croak(aTHX_ "Don't know how to handle magic of type \\%o", how);
}
- mg_magical(sv);
- if (SvGMAGICAL(sv))
- SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK|SVf_POK);
+
+ /* Rest of work is done else where */
+ mg = sv_magicext(sv,obj,how,vtable,name,namlen);
+
+ switch (how) {
+ case PERL_MAGIC_taint:
+ mg->mg_len = 1;
+ break;
+ case PERL_MAGIC_ext:
+ case PERL_MAGIC_dbfile:
+ SvRMAGICAL_on(sv);
+ break;
+ }
}
/*
if (vtbl && vtbl->svt_free)
CALL_FPTR(vtbl->svt_free)(aTHX_ sv, mg);
if (mg->mg_ptr && mg->mg_type != PERL_MAGIC_regex_global) {
- if (mg->mg_len >= 0)
+ if (mg->mg_len > 0)
Safefree(mg->mg_ptr);
else if (mg->mg_len == HEf_SVKEY)
SvREFCNT_dec((SV*)mg->mg_ptr);
Perl_croak(aTHX_ "Can't weaken a nonreference");
else if (SvWEAKREF(sv)) {
if (ckWARN(WARN_MISC))
- Perl_warner(aTHX_ WARN_MISC, "Reference is already weak");
+ Perl_warner(aTHX_ packWARN(WARN_MISC), "Reference is already weak");
return sv;
}
tsv = SvRV(sv);
SV **svp;
I32 i;
SV *tsv = SvRV(sv);
- MAGIC *mg;
+ MAGIC *mg = NULL;
if (!SvMAGICAL(tsv) || !(mg = mg_find(tsv, PERL_MAGIC_backref)))
Perl_croak(aTHX_ "panic: del_backref");
av = (AV *)mg->mg_obj;
U32 refcnt = SvREFCNT(sv);
SV_CHECK_THINKFIRST(sv);
if (SvREFCNT(nsv) != 1 && ckWARN_d(WARN_INTERNAL))
- Perl_warner(aTHX_ WARN_INTERNAL, "Reference miscount in sv_replace()");
+ Perl_warner(aTHX_ packWARN(WARN_INTERNAL), "Reference miscount in sv_replace()");
if (SvMAGICAL(sv)) {
if (SvMAGICAL(nsv))
mg_free(nsv);
return;
}
if (ckWARN_d(WARN_INTERNAL))
- Perl_warner(aTHX_ WARN_INTERNAL, "Attempt to free unreferenced scalar");
+ Perl_warner(aTHX_ packWARN(WARN_INTERNAL), "Attempt to free unreferenced scalar");
return;
}
ATOMIC_DEC_AND_TEST(refcount_is_zero, SvREFCNT(sv));
#ifdef DEBUGGING
if (SvTEMP(sv)) {
if (ckWARN_d(WARN_DEBUGGING))
- Perl_warner(aTHX_ WARN_DEBUGGING,
+ Perl_warner(aTHX_ packWARN(WARN_DEBUGGING),
"Attempt to free temp prematurely: SV 0x%"UVxf,
PTR2UV(sv));
return;
return;
s = (U8*)SvPV(sv, len);
- if (len < *offsetp)
+ if ((I32)len < *offsetp)
Perl_croak(aTHX_ "panic: sv_pos_b2u: bad byte offset");
send = s + *offsetp;
len = 0;
STRLEN cur2;
I32 eq = 0;
char *tpv = Nullch;
+ SV* svrecode = Nullsv;
if (!sv1) {
pv1 = "";
else
pv2 = SvPV(sv2, cur2);
- /* do not utf8ize the comparands as a side-effect */
if (cur1 && cur2 && SvUTF8(sv1) != SvUTF8(sv2) && !IN_BYTES) {
- bool is_utf8 = TRUE;
- /* UTF-8ness differs */
-
- if (SvUTF8(sv1)) {
- /* sv1 is the UTF-8 one , If is equal it must be downgrade-able */
- char *pv = (char*)bytes_from_utf8((U8*)pv1, &cur1, &is_utf8);
- if (pv != pv1)
- pv1 = tpv = pv;
- }
- else {
- /* sv2 is the UTF-8 one , If is equal it must be downgrade-able */
- char *pv = (char *)bytes_from_utf8((U8*)pv2, &cur2, &is_utf8);
- if (pv != pv2)
- pv2 = tpv = pv;
- }
- if (is_utf8) {
- /* Downgrade not possible - cannot be eq */
- return FALSE;
- }
+ /* Differing utf8ness.
+ * Do not UTF8size the comparands as a side-effect. */
+ if (PL_encoding) {
+ if (SvUTF8(sv1)) {
+ svrecode = newSVpvn(pv2, cur2);
+ sv_recode_to_utf8(svrecode, PL_encoding);
+ pv2 = SvPV(svrecode, cur2);
+ }
+ else {
+ svrecode = newSVpvn(pv1, cur1);
+ sv_recode_to_utf8(svrecode, PL_encoding);
+ pv1 = SvPV(svrecode, cur1);
+ }
+ /* Now both are in UTF-8. */
+ if (cur1 != cur2)
+ return FALSE;
+ }
+ else {
+ bool is_utf8 = TRUE;
+
+ if (SvUTF8(sv1)) {
+ /* sv1 is the UTF-8 one,
+ * if is equal it must be downgrade-able */
+ char *pv = (char*)bytes_from_utf8((U8*)pv1,
+ &cur1, &is_utf8);
+ if (pv != pv1)
+ pv1 = tpv = pv;
+ }
+ else {
+ /* sv2 is the UTF-8 one,
+ * if is equal it must be downgrade-able */
+ char *pv = (char *)bytes_from_utf8((U8*)pv2,
+ &cur2, &is_utf8);
+ if (pv != pv2)
+ pv2 = tpv = pv;
+ }
+ if (is_utf8) {
+ /* Downgrade not possible - cannot be eq */
+ return FALSE;
+ }
+ }
}
if (cur1 == cur2)
eq = memEQ(pv1, pv2, cur1);
- if (tpv != Nullch)
+ if (svrecode)
+ SvREFCNT_dec(svrecode);
+
+ if (tpv)
Safefree(tpv);
return eq;
Perl_sv_cmp(pTHX_ register SV *sv1, register SV *sv2)
{
STRLEN cur1, cur2;
- char *pv1, *pv2;
+ char *pv1, *pv2, *tpv = Nullch;
I32 cmp;
- bool pv1tmp = FALSE;
- bool pv2tmp = FALSE;
+ SV *svrecode = Nullsv;
if (!sv1) {
pv1 = "";
else
pv1 = SvPV(sv1, cur1);
- if (!sv2){
+ if (!sv2) {
pv2 = "";
cur2 = 0;
}
else
pv2 = SvPV(sv2, cur2);
- /* do not utf8ize the comparands as a side-effect */
if (cur1 && cur2 && SvUTF8(sv1) != SvUTF8(sv2) && !IN_BYTES) {
+ /* Differing utf8ness.
+ * Do not UTF8size the comparands as a side-effect. */
if (SvUTF8(sv1)) {
- pv2 = (char*)bytes_to_utf8((U8*)pv2, &cur2);
- pv2tmp = TRUE;
+ if (PL_encoding) {
+ svrecode = newSVpvn(pv2, cur2);
+ sv_recode_to_utf8(svrecode, PL_encoding);
+ pv2 = SvPV(svrecode, cur2);
+ }
+ else {
+ pv2 = tpv = (char*)bytes_to_utf8((U8*)pv2, &cur2);
+ }
}
else {
- pv1 = (char*)bytes_to_utf8((U8*)pv1, &cur1);
- pv1tmp = TRUE;
+ if (PL_encoding) {
+ svrecode = newSVpvn(pv1, cur1);
+ sv_recode_to_utf8(svrecode, PL_encoding);
+ pv1 = SvPV(svrecode, cur1);
+ }
+ else {
+ pv1 = tpv = (char*)bytes_to_utf8((U8*)pv1, &cur1);
+ }
}
}
}
}
- if (pv1tmp)
- Safefree(pv1);
- if (pv2tmp)
- Safefree(pv2);
+ if (svrecode)
+ SvREFCNT_dec(svrecode);
+
+ if (tpv)
+ Safefree(tpv);
return cmp;
}
/* Grab the size of the record we're getting */
recsize = SvIV(SvRV(PL_rs));
(void)SvPOK_only(sv); /* Validate pointer */
- buffer = SvGROW(sv, recsize + 1);
+ buffer = SvGROW(sv, (STRLEN)(recsize + 1));
/* Go yank in */
#ifdef VMS
/* VMS wants read instead of fread, because fread doesn't respect */
cnt = PerlIO_get_cnt(fp); /* get count into register */
(void)SvPOK_only(sv); /* validate pointer */
- if (SvLEN(sv) - append <= cnt + 1) { /* make sure we have the room */
- if (cnt > 80 && SvLEN(sv) > append) {
+ if ((I32)(SvLEN(sv) - append) <= cnt + 1) { /* make sure we have the room */
+ if (cnt > 80 && (I32)SvLEN(sv) > append) {
shortbuffered = cnt - SvLEN(sv) + append + 1;
cnt -= shortbuffered;
}
else {
shortbuffered = 0;
/* remember that cnt can be negative */
- SvGROW(sv, append + (cnt <= 0 ? 2 : (cnt + 1)));
+ SvGROW(sv, (STRLEN)(append + (cnt <= 0 ? 2 : (cnt + 1))));
}
}
else
SvGROW(sv, bpx + cnt + 2);
bp = (STDCHAR*)SvPVX(sv) + bpx; /* unbox after relocation */
- *bp++ = i; /* store character from PerlIO_getc */
+ *bp++ = (STDCHAR)i; /* store character from PerlIO_getc */
if (rslen && (STDCHAR)i == rslast) /* all done for now? */
goto thats_all_folks;
}
thats_all_folks:
- if ((rslen > 1 && (bp - (STDCHAR*)SvPVX(sv) < rslen)) ||
+ if ((rslen > 1 && (STRLEN)(bp - (STDCHAR*)SvPVX(sv)) < rslen) ||
memNE((char*)bp - rslen, rsptr, rslen))
goto screamer; /* go back to the fray */
thats_really_all_folks:
if (rslen) {
register STDCHAR *bpe = buf + sizeof(buf);
bp = buf;
- while ((i = PerlIO_getc(fp)) != EOF && (*bp++ = i) != rslast && bp < bpe)
+ while ((i = PerlIO_getc(fp)) != EOF && (*bp++ = (STDCHAR)i) != rslast && bp < bpe)
; /* keep reading */
cnt = bp - buf;
}
return Nullsv;
if (SvTYPE(old) == SVTYPEMASK) {
if (ckWARN_d(WARN_INTERNAL))
- Perl_warner(aTHX_ WARN_INTERNAL, "semi-panic: attempt to dup freed string");
+ Perl_warner(aTHX_ packWARN(WARN_INTERNAL), "semi-panic: attempt to dup freed string");
return Nullsv;
}
new_SV(sv);
if (GvHV(gv) && !HvNAME(GvHV(gv))) {
hv_clear(GvHV(gv));
#ifdef USE_ENVIRON_ARRAY
- if (gv == PL_envgv)
+ if (gv == PL_envgv
+# ifdef USE_ITHREADS
+ && PL_curinterp == aTHX
+# endif
+ )
+ {
environ[0] = Nullch;
+ }
#endif
}
}
CV *
Perl_sv_2cv(pTHX_ SV *sv, HV **st, GV **gvp, I32 lref)
{
- GV *gv;
- CV *cv;
+ GV *gv = Nullgv;
+ CV *cv = Nullcv;
STRLEN n_a;
if (!sv)
/*
=for apidoc sv_pv
-A private implementation of the C<SvPV_nolen> macro for compilers which can't
-cope with complex macro expressions. Always use the macro instead.
-
-=cut
-*/
-
-char *
-Perl_sv_pv(pTHX_ SV *sv)
-{
- STRLEN n_a;
-
- if (SvPOK(sv))
- return SvPVX(sv);
+Use the C<SvPV_nolen> macro instead
- return sv_2pv(sv, &n_a);
-}
-
-/*
=for apidoc sv_pvn
A private implementation of the C<SvPV> macro for compilers which can't
return sv_2pv(sv, lp);
}
-/* For -DCRIPPLED_CC only. See also C<sv_2pv_flags()>.
- */
char *
Perl_sv_pvn_nomg(pTHX_ register SV *sv, STRLEN *lp)
A private implementation of the C<SvPV_force> macro for compilers which
can't cope with complex macro expressions. Always use the macro instead.
-=cut
-*/
-
-char *
-Perl_sv_pvn_force(pTHX_ SV *sv, STRLEN *lp)
-{
- return sv_pvn_force_flags(sv, lp, SV_GMAGIC);
-}
-
-/*
=for apidoc sv_pvn_force_flags
Get a sensible string out of the SV somehow.
char *
Perl_sv_pvn_force_flags(pTHX_ SV *sv, STRLEN *lp, I32 flags)
{
- char *s;
+ char *s = NULL;
if (SvTHINKFIRST(sv) && !SvROK(sv))
sv_force_normal(sv);
/*
=for apidoc sv_pvbyte
-A private implementation of the C<SvPVbyte_nolen> macro for compilers
-which can't cope with complex macro expressions. Always use the macro
-instead.
-
-=cut
-*/
+Use C<SvPVbyte_nolen> instead.
-char *
-Perl_sv_pvbyte(pTHX_ SV *sv)
-{
- sv_utf8_downgrade(sv,0);
- return sv_pv(sv);
-}
-
-/*
=for apidoc sv_pvbyten
A private implementation of the C<SvPVbyte> macro for compilers
/*
=for apidoc sv_pvutf8
-A private implementation of the C<SvPVutf8_nolen> macro for compilers
-which can't cope with complex macro expressions. Always use the macro
-instead.
-
-=cut
-*/
-
-char *
-Perl_sv_pvutf8(pTHX_ SV *sv)
-{
- sv_utf8_upgrade(sv);
- return sv_pv(sv);
-}
+Use the C<SvPVutf8_nolen> macro instead
-/*
=for apidoc sv_pvutf8n
A private implementation of the C<SvPVutf8> macro for compilers
}
/* Downgrades a PVGV to a PVMG.
- *
- * XXX This function doesn't actually appear to be used anywhere
- * DAPM 15-Jun-01
*/
STATIC void
return FALSE;
}
-/*
-=for apidoc sv_setpviv
-
-Copies an integer into the given SV, also updating its string value.
-Does not handle 'set' magic. See C<sv_setpviv_mg>.
-
-=cut
-*/
-
-void
-Perl_sv_setpviv(pTHX_ SV *sv, IV iv)
-{
- char buf[TYPE_CHARS(UV)];
- char *ebuf;
- char *ptr = uiv_2buf(buf, iv, 0, 0, &ebuf);
-
- sv_setpvn(sv, ptr, ebuf - ptr);
-}
-
-/*
-=for apidoc sv_setpviv_mg
-
-Like C<sv_setpviv>, but also handles 'set' magic.
-
-=cut
-*/
-
-void
-Perl_sv_setpviv_mg(pTHX_ SV *sv, IV iv)
-{
- char buf[TYPE_CHARS(UV)];
- char *ebuf;
- char *ptr = uiv_2buf(buf, iv, 0, 0, &ebuf);
-
- sv_setpvn(sv, ptr, ebuf - ptr);
- SvSETMAGIC(sv);
-}
-
#if defined(PERL_IMPLICIT_CONTEXT)
/* pTHX_ magic can't cope with varargs, so this is a no-context
SV *vecsv;
U8 *vecstr = Null(U8*);
STRLEN veclen = 0;
- char c;
+ char c = 0;
int i;
unsigned base = 0;
IV iv = 0;
/* SIZE */
switch (*q) {
+#ifdef WIN32
+ case 'I': /* Ix, I32x, and I64x */
+# ifdef WIN64
+ if (q[1] == '6' && q[2] == '4') {
+ q += 3;
+ intsize = 'q';
+ break;
+ }
+# endif
+ if (q[1] == '3' && q[2] == '2') {
+ q += 3;
+ break;
+ }
+# ifdef WIN64
+ intsize = 'q';
+# endif
+ q++;
+ break;
+#endif
#if defined(HAS_QUAD) || (defined(HAS_LONG_DOUBLE) && defined(USE_LONG_DOUBLE))
case 'L': /* Ld */
/* FALL THROUGH */
if (n >= 2 && s[n-2] == '1' && s[n-1] == '9'
&& (n == 2 || !isDIGIT(s[n-3])))
{
- Perl_warner(aTHX_ WARN_Y2K,
+ Perl_warner(aTHX_ packWARN(WARN_Y2K),
"Possible Y2K bug: %%%c %s",
c, "format string following '19'");
}
(UV)c & 0xFF);
} else
sv_catpv(msg, "end of string");
- Perl_warner(aTHX_ WARN_PRINTF, "%"SVf, msg); /* yes, this is reentrant */
+ Perl_warner(aTHX_ packWARN(WARN_PRINTF), "%"SVf, msg); /* yes, this is reentrant */
}
/* output mangled stuff ... */
continue; /* not "break" */
}
+ if (is_utf8 != has_utf8) {
+ if (is_utf8) {
+ if (SvCUR(sv))
+ sv_utf8_upgrade(sv);
+ }
+ else {
+ SV *nsv = sv_2mortal(newSVpvn(eptr, elen));
+ sv_utf8_upgrade(nsv);
+ eptr = SvPVX(nsv);
+ elen = SvCUR(nsv);
+ }
+ SvGROW(sv, SvCUR(sv) + elen + 1);
+ p = SvEND(sv);
+ *p = '\0';
+ }
+
have = esignlen + zeros + elen;
need = (have > width ? have : width);
gap = need - have;
SvGROW(sv, SvCUR(sv) + need + dotstrlen + 1);
p = SvEND(sv);
if (esignlen && fill == '0') {
- for (i = 0; i < esignlen; i++)
+ for (i = 0; i < (int)esignlen; i++)
*p++ = esignbuf[i];
}
if (gap && !left) {
p += gap;
}
if (esignlen && fill != '0') {
- for (i = 0; i < esignlen; i++)
+ for (i = 0; i < (int)esignlen; i++)
*p++ = esignbuf[i];
}
if (zeros) {
*p++ = '0';
}
if (elen) {
- if (is_utf8 != has_utf8) {
- if (is_utf8) {
- if (SvCUR(sv)) {
- sv_utf8_upgrade(sv);
- p = SvEND(sv);
- }
- }
- else {
- SV *nsv = sv_2mortal(newSVpvn(eptr, elen));
- sv_utf8_upgrade(nsv);
- eptr = SvPVX(nsv);
- elen = SvCUR(nsv);
- }
- }
Copy(eptr, p, elen, char);
p += elen;
}
s->min_offset = r->substrs->data[i].min_offset;
s->max_offset = r->substrs->data[i].max_offset;
s->substr = sv_dup_inc(r->substrs->data[i].substr, param);
+ s->utf8_substr = sv_dup_inc(r->substrs->data[i].utf8_substr, param);
}
ret->regstclass = NULL;
nmg->mg_len = mg->mg_len;
nmg->mg_ptr = mg->mg_ptr; /* XXX random ptr? */
if (mg->mg_ptr && mg->mg_type != PERL_MAGIC_regex_global) {
- if (mg->mg_len >= 0) {
+ if (mg->mg_len > 0) {
nmg->mg_ptr = SAVEPVN(mg->mg_ptr, mg->mg_len);
if (mg->mg_type == PERL_MAGIC_overload_table &&
AMT_AMAGIC((AMT*)mg->mg_ptr))
else if (mg->mg_len == HEf_SVKEY)
nmg->mg_ptr = (char*)sv_dup_inc((SV*)mg->mg_ptr, param);
}
+ if ((mg->mg_flags & MGf_DUP) && mg->mg_virtual && mg->mg_virtual->svt_dup) {
+ CALL_FPTR(nmg->mg_virtual->svt_dup)(aTHX_ nmg, param);
+ }
mgprev = nmg;
}
return mgret;
for (tblent = *otblent; tblent; i=0, tblent = tblent->next) {
if (tblent->oldval == oldv) {
tblent->newval = newv;
- tbl->tbl_items++;
return;
}
}
/* attempt to make everything in the typeglob readonly */
STATIC SV *
-S_gv_share(pTHX_ SV *sstr)
+S_gv_share(pTHX_ SV *sstr, CLONE_PARAMS *param)
{
GV *gv = (GV*)sstr;
- SV *sv = &PL_sv_no; /* just need SvREADONLY-ness */
+ SV *sv = ¶m->proto_perl->Isv_no; /* just need SvREADONLY-ness */
if (GvIO(gv) || GvFORM(gv)) {
GvUNIQUE_off(gv); /* GvIOs cannot be shared. nor can GvFORMs */
}
else {
/* CvPADLISTs cannot be shared */
- if (!CvXSUB(GvCV(gv))) {
+ if (!SvREADONLY(GvCV(gv)) && !CvXSUB(GvCV(gv))) {
GvUNIQUE_off(gv);
}
}
else if (SvPVX(sstr)) {
/* Has something there */
if (SvLEN(sstr)) {
- /* Normal PV - clone whole allocated space */
+ /* Normal PV - clone whole allocated space */
SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
- }
+ }
else {
/* Special case - not normally malloced for some reason */
if (SvREADONLY(sstr) && SvFAKE(sstr)) {
case SVt_PVGV:
if (GvUNIQUE((GV*)sstr)) {
SV *share;
- if ((share = gv_share(sstr))) {
+ if ((share = gv_share(sstr, param))) {
del_SV(dstr);
dstr = share;
+ ptr_table_store(PL_ptr_table, sstr, dstr);
#if 0
PerlIO_printf(Perl_debug_log, "sv_dup: sharing %s::%s\n",
HvNAME(GvSTASH(share)), GvNAME(share));
PERL_HV_ARRAY_ALLOC_BYTES(dxhv->xhv_max+1), char);
while (i <= sxhv->xhv_max) {
((HE**)dxhv->xhv_array)[i] = he_dup(((HE**)sxhv->xhv_array)[i],
- !!HvSHAREKEYS(sstr), param);
+ (bool)!!HvSHAREKEYS(sstr),
+ param);
++i;
}
- dxhv->xhv_eiter = he_dup(sxhv->xhv_eiter, !!HvSHAREKEYS(sstr), param);
+ dxhv->xhv_eiter = he_dup(sxhv->xhv_eiter,
+ (bool)!!HvSHAREKEYS(sstr), param);
}
else {
SvPVX(dstr) = Nullch;
CvFILE(dstr) = CvXSUB(sstr) ? CvFILE(sstr) : SAVEPV(CvFILE(sstr));
break;
default:
- Perl_croak(aTHX_ "Bizarre SvTYPE [%d]", SvTYPE(sstr));
+ Perl_croak(aTHX_ "Bizarre SvTYPE [%" IVdf "]", (IV)SvTYPE(sstr));
break;
}
PERL_SET_THX(my_perl);
# ifdef DEBUGGING
- memset(my_perl, 0xab, sizeof(PerlInterpreter));
+ Poison(my_perl, 1, PerlInterpreter);
PL_markstack = 0;
PL_scopestack = 0;
PL_savestack = 0;
# ifdef DEBUGGING
- memset(my_perl, 0xab, sizeof(PerlInterpreter));
+ Poison(my_perl, 1, PerlInterpreter);
PL_markstack = 0;
PL_scopestack = 0;
PL_savestack = 0;
# endif /* DEBUGGING */
#endif /* PERL_IMPLICIT_SYS */
param->flags = flags;
+ param->proto_perl = proto_perl;
/* arena roots */
PL_xiv_arenaroot = NULL;
PL_debug = proto_perl->Idebug;
#ifdef USE_REENTRANT_API
- New(31337, PL_reentrant_buffer,1, REBUF);
- New(31337, PL_reentrant_buffer->tmbuff,1, struct tm);
+ Perl_reentrant_init(aTHX);
#endif
/* create SV map for pointer relocation */
#endif
PL_encoding = sv_dup(proto_perl->Iencoding, param);
+ sv_setpvn(PERL_DEBUG_PAD(0), "", 0); /* For regex debugging. */
+ sv_setpvn(PERL_DEBUG_PAD(1), "", 0); /* ext/re needs these */
+ sv_setpvn(PERL_DEBUG_PAD(2), "", 0); /* even without DEBUGGING. */
+
/* Clone the regex array */
PL_regex_padav = newAV();
{
PL_utf8_totitle = sv_dup_inc(proto_perl->Iutf8_totitle, param);
PL_utf8_tolower = sv_dup_inc(proto_perl->Iutf8_tolower, param);
PL_utf8_tofold = sv_dup_inc(proto_perl->Iutf8_tofold, param);
+ PL_utf8_idstart = sv_dup_inc(proto_perl->Iutf8_idstart, param);
+ PL_utf8_idcont = sv_dup_inc(proto_perl->Iutf8_idcont, param);
/* swatch cache */
PL_last_swash_hv = Nullhv; /* reinits on demand */
PL_retstack_ix = proto_perl->Tretstack_ix;
PL_retstack_max = proto_perl->Tretstack_max;
Newz(54, PL_retstack, PL_retstack_max, OP*);
- Copy(proto_perl->Tretstack, PL_retstack, PL_retstack_ix, I32);
+ Copy(proto_perl->Tretstack, PL_retstack, PL_retstack_ix, OP*);
/* NOTE: si_dup() looks at PL_markstack */
PL_curstackinfo = si_dup(proto_perl->Tcurstackinfo, param);
PUTBACK;
s = SvPV(uni, len);
if (s != SvPVX(sv)) {
- SvGROW(sv, len);
+ SvGROW(sv, len + 1);
Move(s, SvPVX(sv), len, char);
SvCUR_set(sv, len);
+ SvPVX(sv)[len] = 0;
}
FREETMPS;
LEAVE;
return SvPVX(sv);
}
+
https://perl5.git.perl.org / perl5.git / blobdiff