}
#endif
-#if 0
+#ifdef PERL_UTF16_FILTER
STATIC I32
S_utf16_textfilter(pTHX_ int idx, SV *sv, int maxlen)
{
register char *s = start; /* start of the constant */
register char *d = SvPVX(sv); /* destination for copies */
bool dorange = FALSE; /* are we in a translit range? */
+ bool didrange = FALSE; /* did we just finish a range? */
bool has_utf = FALSE; /* embedded \x{} */
I32 len; /* ? */
UV uv;
min = (U8)*d; /* first char in range */
max = (U8)d[1]; /* last char in range */
+
+ if (min > max) {
+ Perl_croak(aTHX_
+ "Invalid [] range \"%c-%c\" in transliteration operator",
+ min, max);
+ }
+
#ifndef ASCIIish
if ((isLOWER(min) && isLOWER(max)) ||
(isUPPER(min) && isUPPER(max))) {
/* mark the range as done, and continue */
dorange = FALSE;
+ didrange = TRUE;
continue;
- }
+ }
/* range begins (ignore - as first or last char) */
else if (*s == '-' && s+1 < send && s != start) {
+ if (didrange) {
+ Perl_croak(aTHX_ "Ambiguous range in transliteration operator");
+ }
if (utf) {
*d++ = (char)0xff; /* use illegal utf8 byte--see pmtrans */
s++;
}
dorange = TRUE;
s++;
- }
+ } else {
+ didrange = FALSE;
+ }
}
/* if we get here, we're not doing a transliteration */
* store private buffers and state information.
*
* The supplied datasv parameter is upgraded to a PVIO type
- * and the IoDIRP field is used to store the function pointer,
+ * and the IoDIRP/IoANY field is used to store the function pointer,
* and IOf_FAKE_DIRP is enabled on datasv to mark this as such.
* Note that IoTOP_NAME, IoFMT_NAME, IoBOTTOM_NAME, if set for
* private use must be set using malloc'd pointers.
datasv = NEWSV(255,0);
if (!SvUPGRADE(datasv, SVt_PVIO))
Perl_die(aTHX_ "Can't upgrade filter_add data to SVt_PVIO");
- IoDIRP(datasv) = (DIR*)funcp; /* stash funcp into spare field */
+ IoANY(datasv) = (void *)funcp; /* stash funcp into spare field */
IoFLAGS(datasv) |= IOf_FAKE_DIRP;
DEBUG_P(PerlIO_printf(Perl_debug_log, "filter_add func %p (%s)\n",
funcp, SvPV_nolen(datasv)));
return;
/* if filter is on top of stack (usual case) just pop it off */
datasv = FILTER_DATA(AvFILLp(PL_rsfp_filters));
- if (IoDIRP(datasv) == (DIR*)funcp) {
+ if (IoANY(datasv) == (void *)funcp) {
IoFLAGS(datasv) &= ~IOf_FAKE_DIRP;
- IoDIRP(datasv) = (DIR*)NULL;
+ IoANY(datasv) = (void *)NULL;
sv_free(av_pop(PL_rsfp_filters));
return;
return FILTER_READ(idx+1, buf_sv, maxlen); /* recurse */
}
/* Get function pointer hidden within datasv */
- funcp = (filter_t)IoDIRP(datasv);
+ funcp = (filter_t)IoANY(datasv);
DEBUG_P(PerlIO_printf(Perl_debug_log,
"filter_read %d: via function %p (%s)\n",
idx, funcp, SvPV_nolen(datasv)));
return (sv_gets(sv, fp, append));
}
+STATIC HV *S_find_in_my_stash(pTHX_ char *pkgname, I32 len)
+{
+ GV *gv;
+
+ if (*pkgname == '_' && strEQ(pkgname, "__PACKAGE__"))
+ return PL_curstash;
+
+ if (len > 2 &&
+ (pkgname[len - 2] == ':' && pkgname[len - 1] == ':') &&
+ (gv = gv_fetchpv(pkgname, FALSE, SVt_PVHV))) {
+ return GvHV(gv); /* Foo:: */
+ }
+
+ /* use constant CLASS => 'MyClass' */
+ if ((gv = gv_fetchpv(pkgname, FALSE, SVt_PVCV))) {
+ SV *sv;
+ if (GvCV(gv) && (sv = cv_const_sv(GvCV(gv)))) {
+ pkgname = SvPV_nolen(sv);
+ }
+ }
+
+ return gv_stashpv(pkgname, FALSE);
+}
#ifdef DEBUGGING
static char* exp_name[] =
goto retry;
}
do {
+ bool bof;
+ bof = PL_rsfp && (PerlIO_tell(PL_rsfp)==0); /* *Before* read! */
if ((s = filter_gets(PL_linestr, PL_rsfp, 0)) == Nullch) {
fake_eof:
if (PL_rsfp) {
PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr);
PL_doextract = FALSE;
}
- }
+ }
+ if (bof)
+ s = swallow_bom(s);
incline(s);
} while (PL_doextract);
PL_oldoldbufptr = PL_oldbufptr = PL_bufptr = PL_linestart = s;
yyerror("Unmatched right curly bracket");
else
PL_expect = (expectation)PL_lex_brackstack[--PL_lex_brackets];
- if (PL_lex_brackets < PL_lex_formbrack)
+ if (PL_lex_brackets < PL_lex_formbrack && PL_lex_state != LEX_INTERPNORMAL)
PL_lex_formbrack = 0;
if (PL_lex_state == LEX_INTERPNORMAL) {
if (PL_lex_brackets == 0) {
s = scan_word(s, PL_tokenbuf, sizeof PL_tokenbuf, TRUE, &len);
if (len == 3 && strnEQ(PL_tokenbuf, "sub", 3))
goto really_sub;
- PL_in_my_stash = gv_stashpv(PL_tokenbuf, FALSE);
+ PL_in_my_stash = find_in_my_stash(PL_tokenbuf, len);
if (!PL_in_my_stash) {
char tmpbuf[1024];
PL_bufptr = s;
Perl_croak(aTHX_ "Transliteration replacement not terminated");
}
- if (UTF) {
- o = newSVOP(OP_TRANS, 0, 0);
- utf8 = OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF;
- }
- else {
New(803,tbl,256,short);
o = newPVOP(OP_TRANS, 0, (char*)tbl);
- utf8 = 0;
- }
complement = del = squash = 0;
- while (strchr("cdsCU", *s)) {
+ while (strchr("cds", *s)) {
if (*s == 'c')
complement = OPpTRANS_COMPLEMENT;
else if (*s == 'd')
del = OPpTRANS_DELETE;
else if (*s == 's')
squash = OPpTRANS_SQUASH;
- else {
- switch (count++) {
- case 0:
- if (*s == 'C')
- utf8 &= ~OPpTRANS_FROM_UTF;
- else
- utf8 |= OPpTRANS_FROM_UTF;
- break;
- case 1:
- if (*s == 'C')
- utf8 &= ~OPpTRANS_TO_UTF;
- else
- utf8 |= OPpTRANS_TO_UTF;
- break;
- default:
- Perl_croak(aTHX_ "Too many /C and /U options");
- }
- }
s++;
}
- o->op_private = del|squash|complement|utf8;
+ o->op_private = del|squash|complement;
PL_lex_op = o;
yylval.ival = OP_TRANS;
bool needargs = FALSE;
while (!needargs) {
- if (*s == '.' || *s == '}') {
+ if (*s == '.' || *s == /*{*/'}') {
/*SUPPRESS 530*/
#ifdef PERL_STRICT_CR
for (t = s+1;SPACE_OR_TAB(*t); t++) ;
}
+STATIC char*
+S_swallow_bom(pTHX_ char *s) {
+ STRLEN slen;
+ slen = SvCUR(PL_linestr);
+ switch (*s) {
+ case -1:
+ if ((s[1] & 255) == 254) {
+ /* UTF-16 little-endian */
+#ifdef PERL_UTF16_FILTER
+ U8 *news;
+#endif
+ s+=2;
+ if (*s == 0 && s[1] == 0) /* UTF-32 little-endian */
+ Perl_croak(aTHX_ "Unsupported script encoding");
+#ifdef PERL_UTF16_FILTER
+ filter_add(S_utf16rev_textfilter, NULL);
+ New(898, news, (PL_bufend - s) * 3 / 2 + 1, U8);
+ PL_bufend = utf16_to_utf8((U16*)s, news, PL_bufend - s);
+ s = news;
+#else
+ Perl_croak(aTHX_ "Unsupported script encoding");
+#endif
+ }
+ break;
+
+ case -2:
+ if ((s[1] & 255) == 255) { /* UTF-16 big-endian */
+#ifdef PERL_UTF16_FILTER
+ U8 *news;
+ filter_add(S_utf16_textfilter, NULL);
+ New(898, news, (PL_bufend - s) * 3 / 2 + 1, U8);
+ PL_bufend = utf16_to_utf8((U16*)s, news, PL_bufend - s);
+ s = news;
+#else
+ Perl_croak(aTHX_ "Unsupported script encoding");
+#endif
+ }
+ break;
+
+ case -17:
+ if ( slen>2 && (s[1] & 255) == 187 && (s[2] & 255) == 191) {
+ s+=3; /* UTF-8 */
+ }
+ break;
+ case 0:
+ if (slen > 3 && s[1] == 0 && /* UTF-32 big-endian */
+ s[2] & 255 == 254 && s[3] & 255 == 255)
+ Perl_croak(aTHX_ "Unsupported script encoding");
+}
+return s;
+}
+
#ifdef PERL_OBJECT
#include "XSUB.h"
#endif
projects / p5sagit/p5-mst-13.2.git / blobdiff