sv_setsv(TARG, sv);
*SvPV_force(TARG, len) = *s == '-' ? '+' : '-';
}
- else if (DO_UTF8(sv) && UTF8_IS_START(*s) && isIDFIRST_utf8((U8*)s)) {
- sv_setpvn(TARG, "-", 1);
- sv_catsv(TARG, sv);
+ else if (DO_UTF8(sv)) {
+ SvIV_please(sv);
+ if (SvIOK(sv))
+ goto oops_its_an_int;
+ if (SvNOK(sv))
+ sv_setnv(TARG, -SvNV(sv));
+ else {
+ sv_setpvn(TARG, "-", 1);
+ sv_catsv(TARG, sv);
+ }
}
else {
- SvIV_please(sv);
- if (SvIOK(sv))
- goto oops_its_an_int;
- sv_setnv(TARG, -SvNV(sv));
+ SvIV_please(sv);
+ if (SvIOK(sv))
+ goto oops_its_an_int;
+ sv_setnv(TARG, -SvNV(sv));
}
SETTARG;
}
d = (U8*)SvPVX(TARG);
send = s + len;
while (s < send) {
- toUPPER_utf8(s, tmpbuf, &ulen);
+ toUPPER_utf8(s, tmpbuf, &ulen);
Copy(tmpbuf, d, ulen, U8);
d += ulen;
s += UTF8SKIP(s);
d = (U8*)SvPVX(TARG);
send = s + len;
while (s < send) {
- toLOWER_utf8(s, tmpbuf, &ulen);
+ UV uv = toLOWER_utf8(s, tmpbuf, &ulen);
+#define GREEK_CAPITAL_LETTER_SIGMA 0x03A3 /* Unicode */
+ if (uv == GREEK_CAPITAL_LETTER_SIGMA) {
+ /*
+ * Now if the sigma is NOT followed by
+ * /$ignorable_sequence$cased_letter/;
+ * and it IS preceded by
+ * /$cased_letter$ignorable_sequence/;
+ * where $ignorable_sequence is
+ * [\x{2010}\x{AD}\p{Mn}]*
+ * and $cased_letter is
+ * [\p{Ll}\p{Lo}\p{Lt}]
+ * then it should be mapped to 0x03C2,
+ * (GREEK SMALL LETTER FINAL SIGMA),
+ * instead of staying 0x03A3.
+ * See lib/unicore/SpecCase.txt.
+ */
+ }
Copy(tmpbuf, d, ulen, U8);
d += ulen;
s += UTF8SKIP(s);