goto finish;
s = SvPV_force(sv, len);
- if (SvIVX(sv) == -1)
+ if (SvTYPE(sv) >= SVt_PVIV && SvIVX(sv) == -1)
goto finish;
send = s + len;
while (s < send && *s != '\\')
default:
{
dTHR;
- if (ckWARN(WARN_MISC) && isALPHA(*s))
+ if (ckWARN(WARN_MISC) && isALNUM(*s))
Perl_warner(aTHX_ WARN_MISC,
"Unrecognized escape \\%c passed through",
*s);
/* \132 indicates an octal constant */
case '0': case '1': case '2': case '3':
case '4': case '5': case '6': case '7':
+ len = 0; /* disallow underscores */
uv = (UV)scan_oct(s, 3, &len);
s += len;
goto NUM_ESCAPE_INSERT;
yyerror("Missing right brace on \\x{}");
e = s;
}
+ len = 1; /* allow underscores */
uv = (UV)scan_hex(s + 1, e - s - 1, &len);
s = e + 1;
}
else {
+ len = 0; /* disallow underscores */
uv = (UV)scan_hex(s, 2, &len);
s += len;
}
res = new_constant( Nullch, 0, "charnames",
res, Nullsv, "\\N{...}" );
str = SvPV(res,len);
+ if (!has_utf && SvUTF8(res)) {
+ char *ostart = SvPVX(sv);
+ SvCUR_set(sv, d - ostart);
+ SvPOK_on(sv);
+ sv_utf8_upgrade(sv);
+ d = SvPVX(sv) + SvCUR(sv);
+ has_utf = TRUE;
+ }
if (len > e - s + 4) {
char *odest = SvPVX(sv);
*d = *s++;
if (isLOWER(*d))
*d = toUPPER(*d);
- *d++ = toCTRL(*d);
+ *d = toCTRL(*d);
+ d++;
#else
len = *s++;
*d++ = toCTRL(len);
#ifdef PERL_STRICT_CR
Perl_warn(aTHX_ "Illegal character \\%03o (carriage return)", '\r');
Perl_croak(aTHX_
- "(Maybe you didn't strip carriage returns after a network transfer?)\n");
+ "\t(Maybe you didn't strip carriage returns after a network transfer?)\n");
#endif
case ' ': case '\t': case '\f': case 013:
s++;
case '#':
case '\n':
if (PL_lex_state != LEX_NORMAL || (PL_in_eval && !PL_rsfp)) {
+ if (*s == '#' && s == PL_linestart && PL_in_eval && !PL_rsfp) {
+ /* handle eval qq[#line 1 "foo"\n ...] */
+ CopLINE_dec(PL_curcop);
+ incline(s);
+ }
d = PL_bufend;
while (s < d && *s != '\n')
s++;
/* This kludge not intended to be bulletproof. */
if (PL_tokenbuf[1] == '[' && !PL_tokenbuf[2]) {
yylval.opval = newSVOP(OP_CONST, 0,
- newSViv((IV)PL_compiling.cop_arybase));
+ newSViv(PL_compiling.cop_arybase));
yylval.opval->op_private = OPpCONST_ARYBASE;
TERM(THING);
}
tmp = keyword(PL_tokenbuf, len);
/* Is this a word before a => operator? */
- if (strnEQ(d,"=>",2)) {
+ if (*d == '=' && d[1] == '>') {
CLINE;
yylval.opval = (OP*)newSVOP(OP_CONST, 0, newSVpv(PL_tokenbuf,0));
yylval.opval->op_private = OPpCONST_BARE;
}
}
- /* If followed by a paren, it's certainly a subroutine. */
PL_expect = XOPERATOR;
s = skipspace(s);
+
+ /* Is this a word before a => operator? */
+ if (*s == '=' && s[1] == '>') {
+ CLINE;
+ sv_setpv(((SVOP*)yylval.opval)->op_sv, PL_tokenbuf);
+ TERM(WORD);
+ }
+
+ /* If followed by a paren, it's certainly a subroutine. */
if (*s == '(') {
CLINE;
if (gv && GvCVu(gv)) {
s += 2;
d = s;
s = scan_word(s, PL_tokenbuf, sizeof PL_tokenbuf, FALSE, &len);
- tmp = keyword(PL_tokenbuf, len);
+ if (!(tmp = keyword(PL_tokenbuf, len)))
+ Perl_croak(aTHX_ "CORE::%s is not a keyword", PL_tokenbuf);
if (tmp < 0)
tmp = -tmp;
goto reserved_word;
LOP(OP_BIND,XTERM);
case KEY_binmode:
- UNI(OP_BINMODE);
+ LOP(OP_BINMODE,XTERM);
case KEY_bless:
LOP(OP_BLESS,XTERM);
for (; !isSPACE(*d) && len; --len, ++d) ;
}
words = append_elem(OP_LIST, words,
- newSVOP(OP_CONST, 0, newSVpvn(b, d-b)));
+ newSVOP(OP_CONST, 0, tokeq(newSVpvn(b, d-b))));
}
}
if (words) {
SV *res;
SV **cvp;
SV *cv, *typesv;
- const char *why, *why1, *why2;
+ const char *why1, *why2, *why3;
- if (!(PL_hints & HINT_LOCALIZE_HH)) {
+ if (!table || !(PL_hints & HINT_LOCALIZE_HH)) {
SV *msg;
- why = "%^H is not localized";
- report_short:
- why1 = why2 = "";
+ why1 = "%^H is not consistent";
+ why2 = strEQ(key,"charnames")
+ ? " (missing \"use charnames ...\"?)"
+ : "";
+ why3 = "";
report:
msg = Perl_newSVpvf(aTHX_ "constant(%s): %s%s%s",
- (type ? type: "undef"), why1, why2, why);
+ (type ? type: "undef"), why1, why2, why3);
yyerror(SvPVX(msg));
SvREFCNT_dec(msg);
return sv;
}
- if (!table) {
- why = "%^H is not defined";
- goto report_short;
- }
cvp = hv_fetch(table, key, strlen(key), FALSE);
if (!cvp || !SvOK(*cvp)) {
- why = "} is not defined";
why1 = "$^H{";
why2 = key;
+ why3 = "} is not defined";
goto report;
}
sv_2mortal(sv); /* Parent created it permanently */
POPSTACK;
if (!SvOK(res)) {
- why = "}} did not return a defined value";
why1 = "Call to &{$^H{";
why2 = key;
+ why3 = "}} did not return a defined value";
sv = res;
goto report;
}
register char *s = start; /* current position in buffer */
register char *d; /* destination in temp buffer */
register char *e; /* end of temp buffer */
- UV tryuv; /* used to see if it can be an UV */
- NV value; /* number read, as a double */
+ NV nv; /* number read, as a double */
SV *sv = Nullsv; /* place to put the converted number */
bool floatit; /* boolean: int or float? */
char *lastub = 0; /* position of last underbar */
/* make an sv from the string */
sv = NEWSV(92,0);
-#if defined(USE_64_BIT_INT) && \
- (!defined(HAS_STRTOLL)|| !defined(HAS_STRTOULL)) || \
- !defined(USE_64_BIT_INT) && \
- (!defined(HAS_STRTOL) || !defined(HAS_STRTOUL))
+#if defined(Strtol) && defined(Strtoul)
/*
- No working strto[u]l[l]. Since atoi() doesn't do range checks,
- we need to do this the hard way.
- */
-
- value = Atof(PL_tokenbuf);
-
- /*
- See if we can make do with an integer value without loss of
- precision. We use I_V to cast to an int, because some
- compilers have issues. Then we try casting it back and see
- if it was the same. We only do this if we know we
- specifically read an integer.
-
- Note: if floatit is true, then we don't need to do the
- conversion at all.
- */
- tryuv = U_V(value);
- if (!floatit && (NV)tryuv == value) {
- if (tryuv <= IV_MAX)
- sv_setiv(sv, (IV)tryuv);
- else
- sv_setuv(sv, tryuv);
- }
- else
- sv_setnv(sv, value);
-#else
- /*
strtol/strtoll sets errno to ERANGE if the number is too big
for an integer. We try to do an integer conversion first
if no characters indicating "float" have been found.
*/
if (!floatit) {
- char *tp;
IV iv;
UV uv;
errno = 0;
-#ifdef USE_64_BIT_INT
- if (*PL_tokenbuf == '-')
- iv = strtoll(PL_tokenbuf,&tp,10);
- else
- uv = strtoull(PL_tokenbuf,&tp,10);
-#else
if (*PL_tokenbuf == '-')
- iv = strtol(PL_tokenbuf,&tp,10);
+ iv = Strtol(PL_tokenbuf, (char**)NULL, 10);
else
- uv = strtoul(PL_tokenbuf,&tp,10);
-#endif
- if (*tp || errno)
- floatit = TRUE; /* probably just too large */
+ uv = Strtoul(PL_tokenbuf, (char**)NULL, 10);
+ if (errno)
+ floatit = TRUE; /* Probably just too large. */
else if (*PL_tokenbuf == '-')
sv_setiv(sv, iv);
+ else if (uv <= IV_MAX)
+ sv_setiv(sv, uv); /* Prefer IVs over UVs. */
else
sv_setuv(sv, uv);
}
if (floatit) {
- char *tp;
- errno = 0;
-#ifdef USE_LONG_DOUBLE
- value = strtold(PL_tokenbuf,&tp);
+ nv = Atof(PL_tokenbuf);
+ sv_setnv(sv, nv);
+ }
#else
- value = strtod(PL_tokenbuf,&tp);
-#endif
- if (*tp || errno)
- Perl_die(aTHX_ "unparseable float");
+ /*
+ No working strtou?ll?.
+
+ Unfortunately atol() doesn't do range checks (returning
+ LONG_MIN/LONG_MAX, and setting errno to ERANGE on overflows)
+ everywhere [1], so we cannot use use atol() (or atoll()).
+ If we could, they would be used, as Atol(), very much like
+ Strtol() and Strtoul() are used above.
+
+ [1] XXX Configure test needed to check for atol()
+ (and atoll() overflow behaviour) XXX --jhi
+
+ We need to do this the hard way. */
+
+ nv = Atof(PL_tokenbuf);
+
+ /* See if we can make do with an integer value without loss of
+ precision. We use U_V to cast to a UV, because some
+ compilers have issues. Then we try casting it back and see
+ if it was the same [1]. We only do this if we know we
+ specifically read an integer. If floatit is true, then we
+ don't need to do the conversion at all.
+
+ [1] Note that this is lossy if our NVs cannot preserve our
+ UVs. There is a metaconfig define, NV_PRESERVES_UV, but we
+ really do hope all such platforms have strtou?ll? to do a
+ lossless IV/UV conversion.
+ XXX Configure test needed to check how many UV bits
+ do our NVs preserve, really (the current test checks
+ for the roundtrip of ~0) XXX --jhi
+ Maybe do some tricks with DBL_MANT_DIG and LDBL_MANT_DIG,
+ and DBL_DIG, LDBL_DIG (this is already available as NV_DIG)?
+ */
+ {
+ UV uv = U_V(nv);
+ if (!floatit && (NV)uv == nv) {
+ if (uv <= IV_MAX)
+ sv_setiv(sv, uv); /* Prefer IVs over UVs. */
+ else
+ sv_setuv(sv, uv);
+ }
else
- sv_setnv(sv, value);
- }
+ sv_setnv(sv, nv);
+ }
#endif
if ( floatit ? (PL_hints & HINT_NEW_FLOAT) :
(PL_hints & HINT_NEW_INTEGER) )
sv, Nullsv, NULL);
break;
- /* if it starts with a v, it could be a version number */
+ /* if it starts with a v, it could be a v-string */
case 'v':
vstring:
{
Perl_warn(aTHX_ "%"SVf, msg);
else
qerror(msg);
- if (PL_error_count >= 10)
- Perl_croak(aTHX_ "%s has too many errors.\n", CopFILE(PL_curcop));
+ if (PL_error_count >= 10) {
+ if (PL_in_eval && SvCUR(ERRSV))
+ Perl_croak(aTHX_ "%_%s has too many errors.\n",
+ ERRSV, CopFILE(PL_curcop));
+ else
+ Perl_croak(aTHX_ "%s has too many errors.\n",
+ CopFILE(PL_curcop));
+ }
PL_in_my = 0;
PL_in_my_stash = Nullhv;
return 0;