* LOOPX : loop exiting command (goto, last, dump, etc)
* FTST : file test operator
* FUN0 : zero-argument function
- * FUN1 : not used
+ * FUN1 : not used, except for not, which isn't a UNIOP
* BOop : bitwise or or xor
* BAop : bitwise and
* SHop : shift operator
char *oldbp = PL_bufptr;
bool is_first = (PL_oldbufptr == PL_linestart);
- assert(s >= oldbp);
- PL_bufptr = s;
+ if (!s)
+ s = oldbp;
+ else {
+ assert(s >= oldbp);
+ PL_bufptr = s;
+ }
yywarn(Perl_form(aTHX_ "%s found where operator expected", what));
if (is_first)
Perl_warn(aTHX_ "\t(Missing semicolon on previous line?)\n");
SAVESPTR(PL_linestr);
SAVEPPTR(PL_lex_brackstack);
SAVEPPTR(PL_lex_casestack);
- SAVEDESTRUCTOR(restore_rsfp, PL_rsfp);
+ SAVEDESTRUCTOR_X(restore_rsfp, PL_rsfp);
SAVESPTR(PL_lex_stuff);
SAVEI32(PL_lex_defer);
SAVEI32(PL_sublex_info.sub_inwhat);
SAVESPTR(PL_lex_repl);
- SAVEDESTRUCTOR(restore_expect, PL_tokenbuf + PL_expect); /* encode as pointer */
- SAVEDESTRUCTOR(restore_lex_expect, PL_tokenbuf + PL_expect);
+ SAVEDESTRUCTOR_X(restore_expect, PL_tokenbuf + PL_expect); /* encode as pointer */
+ SAVEDESTRUCTOR_X(restore_lex_expect, PL_tokenbuf + PL_expect);
PL_lex_state = LEX_NORMAL;
PL_lex_defer = 0;
ch = *t;
*t = '\0';
if (t - s > 0)
- PL_curcop->cop_filegv = gv_fetchfile(s);
+ CopFILEGV_set(PL_curcop, gv_fetchfile(s));
else
- PL_curcop->cop_filegv = gv_fetchfile(PL_origfilename);
+ CopFILEGV_set(PL_curcop, gv_fetchfile(PL_origfilename));
*t = ch;
PL_curcop->cop_line = atoi(n)-1;
}
sv_upgrade(sv, SVt_PVMG);
sv_setpvn(sv,PL_bufptr,PL_bufend-PL_bufptr);
- av_store(GvAV(PL_curcop->cop_filegv),(I32)PL_curcop->cop_line,sv);
+ av_store(CopFILEAV(PL_curcop),(I32)PL_curcop->cop_line,sv);
}
}
}
? (PL_sublex_info.sub_op->op_private & (PL_lex_repl ?
OPpTRANS_FROM_UTF : OPpTRANS_TO_UTF))
: UTF;
- char *leaveit = /* set of acceptably-backslashed characters */
+ const char *leaveit = /* set of acceptably-backslashed characters */
PL_lex_inpat
? "\\.^$@AGZdDwWsSbBpPXC+*?|()-nrtfeaxcz0123456789[{]} \t\n\r\f\v#"
: "";
/* \132 indicates an octal constant */
case '0': case '1': case '2': case '3':
case '4': case '5': case '6': case '7':
- *d++ = scan_oct(s, 3, &len);
+ *d++ = (char)scan_oct(s, 3, &len);
s += len;
continue;
}
/* note: utf always shorter than hex */
d = (char*)uv_to_utf8((U8*)d,
- scan_hex(s + 1, e - s - 1, &len));
+ (UV)scan_hex(s + 1, e - s - 1, &len));
s = e + 1;
}
else {
SV *
Perl_filter_add(pTHX_ filter_t funcp, SV *datasv)
{
- if (!funcp){ /* temporary handy debugging hack to be deleted */
- PL_filter_debug = atoi((char*)datasv);
- return NULL;
- }
+ if (!funcp)
+ return Nullsv;
+
if (!PL_rsfp_filters)
PL_rsfp_filters = newAV();
if (!datasv)
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 */
-#ifdef DEBUGGING
- if (PL_filter_debug) {
- STRLEN n_a;
- Perl_warn(aTHX_ "filter_add func %p (%s)", funcp, SvPV(datasv, n_a));
- }
-#endif /* DEBUGGING */
+ DEBUG_P(PerlIO_printf(Perl_debug_log, "filter_add func %p (%s)\n",
+ funcp, SvPV_nolen(datasv)));
av_unshift(PL_rsfp_filters, 1);
av_store(PL_rsfp_filters, 0, datasv) ;
return(datasv);
void
Perl_filter_del(pTHX_ filter_t funcp)
{
-#ifdef DEBUGGING
- if (PL_filter_debug)
- Perl_warn(aTHX_ "filter_del func %p", funcp);
-#endif /* DEBUGGING */
+ DEBUG_P(PerlIO_printf(Perl_debug_log, "filter_del func %p", funcp));
if (!PL_rsfp_filters || AvFILLp(PL_rsfp_filters)<0)
return;
/* if filter is on top of stack (usual case) just pop it off */
if (idx > AvFILLp(PL_rsfp_filters)){ /* Any more filters? */
/* Provide a default input filter to make life easy. */
/* Note that we append to the line. This is handy. */
-#ifdef DEBUGGING
- if (PL_filter_debug)
- Perl_warn(aTHX_ "filter_read %d: from rsfp\n", idx);
-#endif /* DEBUGGING */
+ DEBUG_P(PerlIO_printf(Perl_debug_log,
+ "filter_read %d: from rsfp\n", idx));
if (maxlen) {
/* Want a block */
int len ;
}
/* Skip this filter slot if filter has been deleted */
if ( (datasv = FILTER_DATA(idx)) == &PL_sv_undef){
-#ifdef DEBUGGING
- if (PL_filter_debug)
- Perl_warn(aTHX_ "filter_read %d: skipped (filter deleted)\n", idx);
-#endif /* DEBUGGING */
+ DEBUG_P(PerlIO_printf(Perl_debug_log,
+ "filter_read %d: skipped (filter deleted)\n",
+ idx));
return FILTER_READ(idx+1, buf_sv, maxlen); /* recurse */
}
/* Get function pointer hidden within datasv */
funcp = (filter_t)IoDIRP(datasv);
-#ifdef DEBUGGING
- if (PL_filter_debug) {
- STRLEN n_a;
- Perl_warn(aTHX_ "filter_read %d: via function %p (%s)\n",
- idx, funcp, SvPV(datasv,n_a));
- }
-#endif /* DEBUGGING */
+ DEBUG_P(PerlIO_printf(Perl_debug_log,
+ "filter_read %d: via function %p (%s)\n",
+ idx, funcp, SvPV_nolen(datasv)));
/* Call function. The function is expected to */
/* call "FILTER_READ(idx+1, buf_sv)" first. */
/* Return: <0:error, =0:eof, >0:not eof */
if it's a legal name, the OP is a PADANY.
*/
if (PL_in_my) {
- if (strchr(PL_tokenbuf,':'))
- yyerror(Perl_form(aTHX_ PL_no_myglob,PL_tokenbuf));
+ if (PL_in_my == KEY_our) { /* "our" is merely analogous to "my" */
+ tmp = pad_allocmy(PL_tokenbuf);
+ }
+ else {
+ if (strchr(PL_tokenbuf,':'))
+ yyerror(Perl_form(aTHX_ PL_no_myglob,PL_tokenbuf));
- yylval.opval = newOP(OP_PADANY, 0);
- yylval.opval->op_targ = pad_allocmy(PL_tokenbuf);
- return PRIVATEREF;
+ yylval.opval = newOP(OP_PADANY, 0);
+ yylval.opval->op_targ = pad_allocmy(PL_tokenbuf);
+ return PRIVATEREF;
+ }
}
/*
}
#endif /* USE_THREADS */
if ((tmp = pad_findmy(PL_tokenbuf)) != NOT_IN_PAD) {
+ /* might be an "our" variable" */
+ if (SvFLAGS(AvARRAY(PL_comppad_name)[tmp]) & SVpad_OUR) {
+ /* build ops for a bareword */
+ yylval.opval = (OP*)newSVOP(OP_CONST, 0, newSVpv(PL_tokenbuf+1, 0));
+ yylval.opval->op_private = OPpCONST_ENTERED;
+ gv_fetchpv(PL_tokenbuf+1,
+ (PL_in_eval
+ ? (GV_ADDMULTI | GV_ADDINEVAL | GV_ADDOUR)
+ : GV_ADDOUR
+ ),
+ ((PL_tokenbuf[0] == '$') ? SVt_PV
+ : (PL_tokenbuf[0] == '@') ? SVt_PVAV
+ : SVt_PVHV));
+ return WORD;
+ }
+
/* if it's a sort block and they're naming $a or $b */
if (PL_last_lop_op == OP_SORT &&
PL_tokenbuf[0] == '$' &&
PL_oldoldbufptr = PL_oldbufptr;
PL_oldbufptr = s;
DEBUG_p( {
- PerlIO_printf(PerlIO_stderr(), "### Tokener expecting %s at %s\n", exp_name[PL_expect], s);
+ PerlIO_printf(Perl_debug_log, "### Tokener expecting %s at %s\n",
+ exp_name[PL_expect], s);
} )
retry:
sv_upgrade(sv, SVt_PVMG);
sv_setsv(sv,PL_linestr);
- av_store(GvAV(PL_curcop->cop_filegv),(I32)PL_curcop->cop_line,sv);
+ av_store(CopFILEAV(PL_curcop),(I32)PL_curcop->cop_line,sv);
}
goto retry;
}
sv_upgrade(sv, SVt_PVMG);
sv_setsv(sv,PL_linestr);
- av_store(GvAV(PL_curcop->cop_filegv),(I32)PL_curcop->cop_line,sv);
+ av_store(CopFILEAV(PL_curcop),(I32)PL_curcop->cop_line,sv);
}
PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr);
if (PL_curcop->cop_line == 1) {
*/
SV *x = GvSV(gv_fetchpv("\030", TRUE, SVt_PV));
assert(SvPOK(x) || SvGMAGICAL(x));
- if (sv_eq(x, GvSV(PL_curcop->cop_filegv))) {
+ if (sv_eq(x, CopFILESV(PL_curcop))) {
sv_setpvn(x, ipath, ipathend - ipath);
SvSETMAGIC(x);
}
* Look for options.
*/
d = instr(s,"perl -");
- if (!d)
+ if (!d) {
d = instr(s,"perl");
+#if defined(DOSISH)
+ /* avoid getting into infinite loops when shebang
+ * line contains "Perl" rather than "perl" */
+ if (!d) {
+ for (d = ipathend-4; d >= ipath; --d) {
+ if ((*d == 'p' || *d == 'P')
+ && !ibcmp(d, "perl", 4))
+ {
+ break;
+ }
+ }
+ if (d < ipath)
+ d = Nullch;
+ }
+#endif
+ }
#ifdef ALTERNATE_SHEBANG
/*
* If the ALTERNATE_SHEBANG on this system starts with a
if (PL_oldoldbufptr &&
PL_oldoldbufptr < PL_bufptr &&
- (PL_oldoldbufptr == PL_last_lop || PL_oldoldbufptr == PL_last_uni) &&
+ (PL_oldoldbufptr == PL_last_lop
+ || PL_oldoldbufptr == PL_last_uni) &&
/* NO SKIPSPACE BEFORE HERE! */
(PL_expect == XREF ||
((PL_opargs[PL_last_lop_op] >> OASHIFT)& 7) == OA_FILEREF))
case KEY___FILE__:
yylval.opval = (OP*)newSVOP(OP_CONST, 0,
- newSVsv(GvSV(PL_curcop->cop_filegv)));
+ newSVsv(CopFILESV(PL_curcop)));
TERM(THING);
case KEY___LINE__:
-#ifdef IV_IS_QUAD
- yylval.opval = (OP*)newSVOP(OP_CONST, 0,
- Perl_newSVpvf(aTHX_ "%" PERL_PRId64, (IV)PL_curcop->cop_line));
-#else
yylval.opval = (OP*)newSVOP(OP_CONST, 0,
- Perl_newSVpvf(aTHX_ "%ld", (long)PL_curcop->cop_line));
-#endif
+ Perl_newSVpvf(aTHX_ "%"IVdf, (IV)PL_curcop->cop_line));
TERM(THING);
case KEY___PACKAGE__:
case KEY_crypt:
#ifdef FCRYPT
- if (!PL_cryptseen++)
+ if (!PL_cryptseen) {
+ PL_cryptseen = TRUE;
init_des();
+ }
#endif
LOP(OP_CRYPT,XTERM);
if ((PL_bufend - p) >= 3 &&
strnEQ(p, "my", 2) && isSPACE(*(p + 2)))
p += 2;
+ else if ((PL_bufend - p) >= 4 &&
+ strnEQ(p, "our", 3) && isSPACE(*(p + 3)))
+ p += 3;
p = skipspace(p);
- if (isIDFIRST_lazy(p))
+ if (isIDFIRST_lazy(p)) {
+ p = scan_ident(p, PL_bufend,
+ PL_tokenbuf, sizeof PL_tokenbuf, TRUE);
+ p = skipspace(p);
+ }
+ if (*p != '$')
Perl_croak(aTHX_ "Missing $ on loop variable");
}
OPERATOR(FOR);
case KEY_msgsnd:
LOP(OP_MSGSND,XTERM);
+ case KEY_our:
case KEY_my:
- PL_in_my = TRUE;
+ PL_in_my = tmp;
s = skipspace(s);
if (isIDFIRST_lazy(s)) {
s = scan_word(s, PL_tokenbuf, sizeof PL_tokenbuf, TRUE, &len);
OPERATOR(USE);
case KEY_not:
- OPERATOR(NOTOP);
+ if (*s == '(' || (s = skipspace(s), *s == '('))
+ FUN1(OP_NOT);
+ else
+ OPERATOR(NOTOP);
case KEY_open:
s = skipspace(s);
UNI(OP_STAT);
case KEY_study:
- PL_sawstudy++;
UNI(OP_STUDY);
case KEY_substr:
UNI(OP_VALUES);
case KEY_vec:
- PL_sawvec = TRUE;
LOP(OP_VEC,XTERM);
case KEY_while:
case 3:
if (strEQ(d,"ord")) return -KEY_ord;
if (strEQ(d,"oct")) return -KEY_oct;
- if (strEQ(d,"our")) { deprecate("reserved word \"our\"");
- return 0;}
+ if (strEQ(d,"our")) return KEY_our;
break;
case 4:
if (strEQ(d,"open")) return -KEY_open;
if (*w)
for (; *w && isSPACE(*w); w++) ;
if (!*w || !strchr(";|})]oaiuw!=", *w)) /* an advisory hack only... */
- Perl_warner(aTHX_ WARN_SYNTAX, "%s (...) interpreted as function",name);
+ Perl_warner(aTHX_ WARN_SYNTAX,
+ "%s (...) interpreted as function",name);
}
}
while (s < PL_bufend && isSPACE(*s))
and type is used with error messages only. */
STATIC SV *
-S_new_constant(pTHX_ char *s, STRLEN len, char *key, SV *sv, SV *pv, char *type)
+S_new_constant(pTHX_ char *s, STRLEN len, const char *key, SV *sv, SV *pv,
+ const char *type)
{
dSP;
HV *table = GvHV(PL_hintgv); /* ^H */
SV *res;
SV **cvp;
SV *cv, *typesv;
- char *why, *why1, *why2;
+ const char *why, *why1, *why2;
if (!(PL_hints & HINT_LOCALIZE_HH)) {
SV *msg;
STRLEN n_a;
sv_catpv(ERRSV, "Propagated");
yyerror(SvPV(ERRSV, n_a)); /* Duplicates the message inside eval */
- POPs ;
+ (void)POPs;
res = SvREFCNT_inc(sv);
}
else {
res = POPs;
- SvREFCNT_inc(res);
+ (void)SvREFCNT_inc(res);
}
PUTBACK ;
if ((*s == '[' || (*s == '{' && strNE(dest, "sub")))) {
dTHR; /* only for ckWARN */
if (ckWARN(WARN_AMBIGUOUS) && keyword(dest, d - dest)) {
- char *brack = *s == '[' ? "[...]" : "{...}";
+ const char *brack = *s == '[' ? "[...]" : "{...}";
Perl_warner(aTHX_ WARN_AMBIGUOUS,
"Ambiguous use of %c{%s%s} resolved to %c%s%s",
funny, dest, brack, funny, dest, brack);
sv_upgrade(sv, SVt_PVMG);
sv_setsv(sv,PL_linestr);
- av_store(GvAV(PL_curcop->cop_filegv),
- (I32)PL_curcop->cop_line,sv);
+ av_store(CopFILEAV(PL_curcop), (I32)PL_curcop->cop_line,sv);
}
if (*s == term && memEQ(s,PL_tokenbuf,len)) {
s = PL_bufend - 1;
sv_upgrade(sv, SVt_PVMG);
sv_setsv(sv,PL_linestr);
- av_store(GvAV(PL_curcop->cop_filegv),
- (I32)PL_curcop->cop_line, sv);
+ av_store(CopFILEAV(PL_curcop), (I32)PL_curcop->cop_line, sv);
}
/* having changed the buffer, we must update PL_bufend */
s += 2;
}
/* check for a decimal in disguise */
- else if (strchr(".Ee", s[1]))
+ else if (s[1] == '.' || s[1] == 'e' || s[1] == 'E')
goto decimal;
/* so it must be octal */
else
dTHR;
overflowed = TRUE;
n = (NV) u;
- if (ckWARN_d(WARN_UNSAFE))
- Perl_warner(aTHX_ ((shift == 3) ?
- WARN_OCTAL : WARN_UNSAFE),
+ if (ckWARN_d(WARN_OVERFLOW))
+ Perl_warner(aTHX_ WARN_OVERFLOW,
"Integer overflow in %s number",
base);
} else
sv = NEWSV(92,0);
if (overflowed) {
dTHR;
- if (ckWARN(WARN_UNSAFE) && n > 4294967295.0)
- Perl_warner(aTHX_ WARN_UNSAFE,
+ if (ckWARN(WARN_PORTABLE) && n > 4294967295.0)
+ Perl_warner(aTHX_ WARN_PORTABLE,
"%s number > %s non-portable",
Base, max);
sv_setnv(sv, n);
}
else {
-#if UV_SIZEOF > 4
+#if UVSIZE > 4
dTHR;
- if (ckWARN(WARN_UNSAFE) && u > 0xffffffff)
- Perl_warner(aTHX_ WARN_UNSAFE,
+ if (ckWARN(WARN_PORTABLE) && u > 0xffffffff)
+ Perl_warner(aTHX_ WARN_PORTABLE,
"%s number > %s non-portable",
Base, max);
#endif
Perl_yywarn(pTHX_ char *s)
{
dTHR;
- --PL_error_count;
PL_in_eval |= EVAL_WARNONLY;
yyerror(s);
PL_in_eval &= ~EVAL_WARNONLY;
where = SvPVX(where_sv);
}
msg = sv_2mortal(newSVpv(s, 0));
-#ifdef IV_IS_QUAD
- Perl_sv_catpvf(aTHX_ msg, " at %_ line %" PERL_PRId64 ", ",
- GvSV(PL_curcop->cop_filegv), (IV)PL_curcop->cop_line);
-#else
- Perl_sv_catpvf(aTHX_ msg, " at %_ line %ld, ",
- GvSV(PL_curcop->cop_filegv), (long)PL_curcop->cop_line);
-#endif
+ Perl_sv_catpvf(aTHX_ msg, " at %_ line %"IVdf", ",
+ CopFILESV(PL_curcop), (IV)PL_curcop->cop_line);
if (context)
Perl_sv_catpvf(aTHX_ msg, "near \"%.*s\"\n", contlen, context);
else
Perl_sv_catpvf(aTHX_ msg, "%s\n", where);
if (PL_multi_start < PL_multi_end && (U32)(PL_curcop->cop_line - PL_multi_end) <= 1) {
-#ifdef IV_IS_QUAD
Perl_sv_catpvf(aTHX_ msg,
- " (Might be a runaway multi-line %c%c string starting on line %" PERL_\
-PRId64 ")\n",
+ " (Might be a runaway multi-line %c%c string starting on line %"IVdf")\n",
(int)PL_multi_open,(int)PL_multi_close,(IV)PL_multi_start);
-#else
- Perl_sv_catpvf(aTHX_ msg,
- " (Might be a runaway multi-line %c%c string starting on line %ld)\n",
- (int)PL_multi_open,(int)PL_multi_close,(long)PL_multi_start);
-#endif
PL_multi_end = 0;
}
if (PL_in_eval & EVAL_WARNONLY)
Perl_warn(aTHX_ "%_", msg);
- else if (PL_in_eval)
- sv_catsv(ERRSV, msg);
else
- PerlIO_write(PerlIO_stderr(), SvPVX(msg), SvCUR(msg));
- if (++PL_error_count >= 10)
- Perl_croak(aTHX_ "%_ has too many errors.\n", GvSV(PL_curcop->cop_filegv));
+ qerror(msg);
+ if (PL_error_count >= 10)
+ Perl_croak(aTHX_ "%_ has too many errors.\n", CopFILESV(PL_curcop));
PL_in_my = 0;
PL_in_my_stash = Nullhv;
return 0;