/* doop.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.
tbl = (short*)cPVOP->op_pv;
if (!tbl)
- Perl_croak(aTHX_ "panic: do_trans_simple");
+ Perl_croak(aTHX_ "panic: do_trans_simple line %d",__LINE__);
s = (U8*)SvPV(sv, len);
send = s + len;
}
STATIC I32
-S_do_trans_count(pTHX_ SV *sv)/* SPC - OK */
+S_do_trans_count(pTHX_ SV *sv)
{
U8 *s;
U8 *send;
tbl = (short*)cPVOP->op_pv;
if (!tbl)
- Perl_croak(aTHX_ "panic: do_trans_count");
+ Perl_croak(aTHX_ "panic: do_trans_count line %d",__LINE__);
s = (U8*)SvPV(sv, len);
send = s + len;
}
STATIC I32
-S_do_trans_complex(pTHX_ SV *sv)/* SPC - NOT OK */
+S_do_trans_complex(pTHX_ SV *sv)
{
U8 *s;
U8 *send;
I32 grows = PL_op->op_private & OPpTRANS_GROWS;
I32 complement = PL_op->op_private & OPpTRANS_COMPLEMENT;
I32 del = PL_op->op_private & OPpTRANS_DELETE;
- STRLEN len, rlen;
+ STRLEN len, rlen = 0;
short *tbl;
I32 ch;
tbl = (short*)cPVOP->op_pv;
if (!tbl)
- Perl_croak(aTHX_ "panic: do_trans_complex");
+ Perl_croak(aTHX_ "panic: do_trans_complex line %d",__LINE__);
s = (U8*)SvPV(sv, len);
isutf8 = SvUTF8(sv);
s++;
}
}
+ *d = '\0';
SvCUR_set(sv, d - dstart);
}
else { /* isutf8 */
else {
matches++;
if (!del) {
- ch = (comp - 0x100 < rlen) ?
+ ch = (rlen == 0) ? comp :
+ (comp - 0x100 < rlen) ?
tbl[comp+1] : tbl[0x100+rlen];
if (ch != pch) {
d = uvchr_to_utf8(d, ch);
}
STATIC I32
-S_do_trans_simple_utf8(pTHX_ SV *sv)/* SPC - OK */
+S_do_trans_simple_utf8(pTHX_ SV *sv)
{
U8 *s;
U8 *send;
SV** svp = hv_fetch(hv, "NONE", 4, FALSE);
UV none = svp ? SvUV(*svp) : 0x7fffffff;
UV extra = none + 1;
- UV final;
+ UV final = 0;
UV uv;
I32 isutf8;
U8 hibit = 0;
isutf8 = SvUTF8(sv);
if (!isutf8) {
U8 *t = s, *e = s + len;
- while (t < e)
- if ((hibit = UTF8_IS_CONTINUED(*t++)))
+ while (t < e) {
+ U8 ch = *t++;
+ if ((hibit = !NATIVE_IS_INVARIANT(ch)))
break;
+ }
if (hibit)
s = bytes_to_utf8(s, &len);
}
}
while (s < send) {
- if ((uv = swash_fetch(rv, s)) < none) {
+ if ((uv = swash_fetch(rv, s, TRUE)) < none) {
s += UTF8SKIP(s);
matches++;
- d = uvchr_to_utf8(d, uv);
+ d = uvuni_to_utf8(d, uv);
}
else if (uv == none) {
int i = UTF8SKIP(s);
int i = UTF8SKIP(s);
s += i;
matches++;
- d = uvchr_to_utf8(d, final);
+ d = uvuni_to_utf8(d, final);
}
else
s += UTF8SKIP(s);
STRLEN clen = d - dstart;
STRLEN nlen = dend - dstart + len + UTF8_MAXLEN;
if (!grows)
- Perl_croak(aTHX_ "panic: do_trans_complex_utf8");
+ Perl_croak(aTHX_ "panic: do_trans_simple_utf8 line %d",__LINE__);
Renew(dstart, nlen+UTF8_MAXLEN, U8);
d = dstart + clen;
dend = dstart + nlen;
}
SvSETMAGIC(sv);
SvUTF8_on(sv);
- /* Downgrading just 'cos it will is suspect - NI-S */
- if (!isutf8 && !(PL_hints & HINT_UTF8))
- sv_utf8_downgrade(sv, TRUE);
return matches;
}
STATIC I32
-S_do_trans_count_utf8(pTHX_ SV *sv)/* SPC - OK */
+S_do_trans_count_utf8(pTHX_ SV *sv)
{
U8 *s;
- U8 *start, *send;
+ U8 *start = 0, *send;
I32 matches = 0;
STRLEN len;
HV* hv = (HV*)SvRV(rv);
SV** svp = hv_fetch(hv, "NONE", 4, FALSE);
UV none = svp ? SvUV(*svp) : 0x7fffffff;
+ UV extra = none + 1;
UV uv;
U8 hibit = 0;
s = (U8*)SvPV(sv, len);
if (!SvUTF8(sv)) {
U8 *t = s, *e = s + len;
- while (t < e)
- if ((hibit = !UTF8_IS_INVARIANT(*t++)))
+ while (t < e) {
+ U8 ch = *t++;
+ if ((hibit = !NATIVE_IS_INVARIANT(ch)))
break;
+ }
if (hibit)
start = s = bytes_to_utf8(s, &len);
}
send = s + len;
while (s < send) {
- if ((uv = swash_fetch(rv, s)) < none)
+ if ((uv = swash_fetch(rv, s, TRUE)) < none || uv == extra)
matches++;
s += UTF8SKIP(s);
}
}
STATIC I32
-S_do_trans_complex_utf8(pTHX_ SV *sv) /* SPC - NOT OK */
+S_do_trans_complex_utf8(pTHX_ SV *sv)
{
U8 *s;
U8 *start, *send;
SV** svp = hv_fetch(hv, "NONE", 4, FALSE);
UV none = svp ? SvUV(*svp) : 0x7fffffff;
UV extra = none + 1;
- UV final;
+ UV final = 0;
+ bool havefinal = FALSE;
UV uv;
STRLEN len;
U8 *dstart, *dend;
isutf8 = SvUTF8(sv);
if (!isutf8) {
U8 *t = s, *e = s + len;
- while (t < e)
- if ((hibit = !UTF8_IS_INVARIANT(*t++)))
+ while (t < e) {
+ U8 ch = *t++;
+ if ((hibit = !NATIVE_IS_INVARIANT(ch)))
break;
+ }
if (hibit)
s = bytes_to_utf8(s, &len);
}
start = s;
svp = hv_fetch(hv, "FINAL", 5, FALSE);
- if (svp)
+ if (svp) {
final = SvUV(*svp);
+ havefinal = TRUE;
+ }
if (grows) {
/* d needs to be bigger than s, in case e.g. upgrading is required */
if (squash) {
UV puv = 0xfeedface;
while (s < send) {
- uv = swash_fetch(rv, s);
+ uv = swash_fetch(rv, s, TRUE);
if (d > dend) {
STRLEN clen = d - dstart;
STRLEN nlen = dend - dstart + len + UTF8_MAXLEN;
if (!grows)
- Perl_croak(aTHX_ "panic: do_trans_complex_utf8");
+ Perl_croak(aTHX_ "panic: do_trans_complex_utf8 line %d",__LINE__);
Renew(dstart, nlen+UTF8_MAXLEN, U8);
d = dstart + clen;
dend = dstart + nlen;
matches++;
s += UTF8SKIP(s);
if (uv != puv) {
- d = uvchr_to_utf8(d, uv);
+ d = uvuni_to_utf8(d, uv);
puv = uv;
}
continue;
}
else if (uv == extra && !del) {
matches++;
- s += UTF8SKIP(s);
- if (uv != puv) {
- d = uvchr_to_utf8(d, final);
- puv = final;
+ if (havefinal) {
+ s += UTF8SKIP(s);
+ if (puv != final) {
+ d = uvuni_to_utf8(d, final);
+ puv = final;
+ }
+ }
+ else {
+ STRLEN len;
+ uv = utf8_to_uvuni(s, &len);
+ if (uv != puv) {
+ Copy(s, d, len, U8);
+ d += len;
+ puv = uv;
+ }
+ s += len;
}
continue;
}
}
else {
while (s < send) {
- uv = swash_fetch(rv, s);
+ uv = swash_fetch(rv, s, TRUE);
if (d > dend) {
STRLEN clen = d - dstart;
STRLEN nlen = dend - dstart + len + UTF8_MAXLEN;
if (!grows)
- Perl_croak(aTHX_ "panic: do_trans_complex_utf8");
+ Perl_croak(aTHX_ "panic: do_trans_complex_utf8 line %d",__LINE__);
Renew(dstart, nlen+UTF8_MAXLEN, U8);
d = dstart + clen;
dend = dstart + nlen;
if (uv < none) {
matches++;
s += UTF8SKIP(s);
- d = uvchr_to_utf8(d, uv);
+ d = uvuni_to_utf8(d, uv);
continue;
}
else if (uv == none) { /* "none" is unmapped character */
else if (uv == extra && !del) {
matches++;
s += UTF8SKIP(s);
- d = uvchr_to_utf8(d, final);
+ d = uvuni_to_utf8(d, final);
continue;
}
matches++; /* "none+1" is delete character */
SvCUR_set(sv, d - dstart);
}
SvUTF8_on(sv);
- if (!isutf8 && !(PL_hints & HINT_UTF8))
- sv_utf8_downgrade(sv, TRUE);
SvSETMAGIC(sv);
return matches;
I32 hasutf = (PL_op->op_private &
(OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF));
- if (SvREADONLY(sv) && !(PL_op->op_private & OPpTRANS_IDENTICAL))
- Perl_croak(aTHX_ PL_no_modify);
-
+ if (SvREADONLY(sv)) {
+ if (SvFAKE(sv))
+ sv_force_normal(sv);
+ if (SvREADONLY(sv) && !(PL_op->op_private & OPpTRANS_IDENTICAL))
+ Perl_croak(aTHX_ PL_no_modify);
+ }
(void)SvPV(sv, len);
if (!len)
return 0;
return do_trans_simple(sv);
case OPpTRANS_IDENTICAL:
+ case OPpTRANS_IDENTICAL|OPpTRANS_COMPLEMENT:
if (hasutf)
return do_trans_count_utf8(sv);
else
register I32 items = sp - mark;
register STRLEN len;
STRLEN delimlen;
- register char *delim = SvPV(del, delimlen);
STRLEN tmplen;
+ (void) SvPV(del, delimlen); /* stringify and get the delimlen */
+ /* SvCUR assumes it's SvPOK() and woe betide you if it's not. */
+
mark++;
len = (items > 0 ? (delimlen * (items - 1) ) : 0);
(void)SvUPGRADE(sv, SVt_PV);
++mark;
}
+ sv_setpv(sv, "");
+ if (PL_tainting && SvMAGICAL(sv))
+ SvTAINTED_off(sv);
+
if (items-- > 0) {
- sv_setpv(sv, "");
if (*mark)
sv_catsv(sv, *mark);
mark++;
}
- else
- sv_setpv(sv,"");
+
if (delimlen) {
for (; items > 0; items--,mark++) {
sv_catsv(sv,del);
char *pat = SvPV(*sarg, patlen);
bool do_taint = FALSE;
+ SvUTF8_off(sv);
+ if (DO_UTF8(*sarg))
+ SvUTF8_on(sv);
sv_vsetpvfn(sv, pat, patlen, Null(va_list*), sarg + 1, len - 1, &do_taint);
SvSETMAGIC(sv);
if (do_taint)
do_chop(astr,hv_iterval(hv,entry));
return;
}
- else if (SvREADONLY(sv))
- Perl_croak(aTHX_ PL_no_modify);
+ else if (SvREADONLY(sv)) {
+ if (SvFAKE(sv)) {
+ /* SV is copy-on-write */
+ sv_force_normal_flags(sv, 0);
+ }
+ if (SvREADONLY(sv))
+ Perl_croak(aTHX_ PL_no_modify);
+ }
s = SvPV(sv, len);
if (len && !SvPOK(sv))
s = SvPV_force(sv, len);
{
register I32 count;
STRLEN len;
+ STRLEN n_a;
char *s;
if (RsSNARF(PL_rs))
count += do_chomp(hv_iterval(hv,entry));
return count;
}
- else if (SvREADONLY(sv))
- Perl_croak(aTHX_ PL_no_modify);
+ else if (SvREADONLY(sv)) {
+ if (SvFAKE(sv)) {
+ /* SV is copy-on-write */
+ sv_force_normal_flags(sv, 0);
+ }
+ if (SvREADONLY(sv))
+ Perl_croak(aTHX_ PL_no_modify);
+ }
s = SvPV(sv, len);
- if (len && !SvPOKp(sv))
- s = SvPV_force(sv, len);
if (s && len) {
s += --len;
if (RsPARA(PL_rs)) {
count += rslen;
}
}
- *s = '\0';
+ s = SvPV_force(sv, n_a);
SvCUR_set(sv, len);
+ *SvEND(sv) = '\0';
SvNIOK_off(sv);
+ SvSETMAGIC(sv);
}
nope:
- SvSETMAGIC(sv);
return count;
}
char *rsave;
bool left_utf = DO_UTF8(left);
bool right_utf = DO_UTF8(right);
- I32 needlen;
+ I32 needlen = 0;
if (left_utf && !right_utf)
sv_utf8_upgrade(right);
if (PL_op->op_flags & OPf_MOD || LVRET) { /* lvalue */
if (SvTYPE(TARG) < SVt_PVLV) {
sv_upgrade(TARG, SVt_PVLV);
- sv_magic(TARG, Nullsv, 'k', Nullch, 0);
+ sv_magic(TARG, Nullsv, PERL_MAGIC_nkeys, Nullch, 0);
}
LvTYPE(TARG) = 'k';
if (LvTARG(TARG) != (SV*)keys) {
RETURN;
}
- if (! SvTIED_mg((SV*)keys, 'P'))
+ if (! SvTIED_mg((SV*)keys, PERL_MAGIC_tied))
i = HvKEYS(keys);
else {
i = 0;