/* op.c
*
* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- * 2000, 2001, 2002, 2003, 2004, by Larry Wall and others
+ * 2000, 2001, 2002, 2003, 2004, 2005, by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
}
STATIC OP *
-S_too_few_arguments(pTHX_ OP *o, char *name)
+S_too_few_arguments(pTHX_ OP *o, const char *name)
{
yyerror(Perl_form(aTHX_ "Not enough arguments for %s", name));
return o;
}
STATIC OP *
-S_too_many_arguments(pTHX_ OP *o, char *name)
+S_too_many_arguments(pTHX_ OP *o, const char *name)
{
yyerror(Perl_form(aTHX_ "Too many arguments for %s", name));
return o;
}
STATIC void
-S_bad_type(pTHX_ I32 n, char *t, char *name, OP *kid)
+S_bad_type(pTHX_ I32 n, const char *t, const char *name, OP *kid)
{
yyerror(Perl_form(aTHX_ "Type of arg %d to %s must be %s (not %s)",
(int)n, name, t, OP_DESC(kid)));
OP *
Perl_scalarkids(pTHX_ OP *o)
{
- OP *kid;
if (o && o->op_flags & OPf_KIDS) {
+ OP *kid;
for (kid = cLISTOPo->op_first; kid; kid = kid->op_sibling)
scalar(kid);
}
Perl_scalarvoid(pTHX_ OP *o)
{
OP *kid;
- char* useless = 0;
+ const char* useless = 0;
SV* sv;
U8 want;
left->op_type == OP_RV2HV ||
left->op_type == OP_PADAV ||
left->op_type == OP_PADHV)) {
- char *desc = PL_op_desc[(right->op_type == OP_SUBST ||
+ const char *desc = PL_op_desc[(right->op_type == OP_SUBST ||
right->op_type == OP_TRANS)
? right->op_type : OP_MATCH];
const char *sample = ((left->op_type == OP_RV2AV ||
static int
uvcompare(const void *a, const void *b)
{
- if (*((UV *)a) < (*(UV *)b))
+ if (*((const UV *)a) < (*(const UV *)b))
return -1;
- if (*((UV *)a) > (*(UV *)b))
+ if (*((const UV *)a) > (*(const UV *)b))
return 1;
- if (*((UV *)a+1) < (*(UV *)b+1))
+ if (*((const UV *)a+1) < (*(const UV *)b+1))
return -1;
- if (*((UV *)a+1) > (*(UV *)b+1))
+ if (*((const UV *)a+1) > (*(const UV *)b+1))
return 1;
return 0;
}
*/
if (complement) {
- U8 tmpbuf[UTF8_MAXLEN+1];
+ U8 tmpbuf[UTF8_MAXBYTES+1];
UV *cp;
UV nextmin = 0;
New(1109, cp, 2*tlen, UV);
STRLEN plen;
SV *pat = ((SVOP*)expr)->op_sv;
char *p = SvPV(pat, plen);
- if ((o->op_flags & OPf_SPECIAL) && strEQ(p, " ")) {
+ if ((o->op_flags & OPf_SPECIAL) && (*p == ' ' && p[1] == '\0')) {
sv_setpvn(pat, "\\s+", 3);
p = SvPV(pat, plen);
pm->op_pmflags |= PMf_SKIPWHITE;
OP *
Perl_newSTATEOP(pTHX_ I32 flags, char *label, OP *o)
{
- U32 seq = intro_my();
+ const U32 seq = intro_my();
register COP *cop;
NewOp(1101, cop, 1, COP);
expr = newUNOP(OP_DEFINED, 0,
newASSIGNOP(0, newDEFSVOP(), 0, expr) );
} else if (expr && (expr->op_flags & OPf_KIDS)) {
- OP *k1 = ((UNOP*)expr)->op_first;
- OP *k2 = (k1) ? k1->op_sibling : NULL;
+ const OP *k1 = ((UNOP*)expr)->op_first;
+ const OP *k2 = (k1) ? k1->op_sibling : NULL;
switch (expr->op_type) {
case OP_NULL:
if (k2 && k2->op_type == OP_READLINE
}
void
-Perl_cv_ckproto(pTHX_ CV *cv, GV *gv, char *p)
+Perl_cv_ckproto(pTHX_ const CV *cv, const GV *gv, const char *p)
{
if (((!p != !SvPOK(cv)) || (p && strNE(p, SvPVX(cv)))) && ckWARN_d(WARN_PROTOTYPE)) {
SV* msg = sv_newmortal();
if (name)
Perl_sv_catpvf(aTHX_ msg, " sub %"SVf, name);
if (SvPOK(cv))
- Perl_sv_catpvf(aTHX_ msg, " (%"SVf")", (SV *)cv);
+ Perl_sv_catpvf(aTHX_ msg, " (%"SVf")", (const SV *)cv);
else
- Perl_sv_catpvf(aTHX_ msg, ": none");
+ Perl_sv_catpv(aTHX_ msg, ": none");
sv_catpv(msg, " vs ");
if (p)
Perl_sv_catpvf(aTHX_ msg, "(%s)", p);
}
else
aname = Nullch;
- gv = gv_fetchpv(name ? name : (aname ? aname :
- (PL_curstash ? "__ANON__" : "__ANON__::__ANON__")),
- GV_ADDMULTI | ((block || attrs) ? 0 : GV_NOINIT),
- SVt_PVCV);
+ gv = name ? gv_fetchsv(cSVOPo->op_sv,
+ GV_ADDMULTI | ((block || attrs) ? 0 : GV_NOINIT),
+ SVt_PVCV)
+ : gv_fetchpv(aname ? aname
+ : (PL_curstash ? "__ANON__" : "__ANON__::__ANON__"),
+ GV_ADDMULTI | ((block || attrs) ? 0 : GV_NOINIT),
+ SVt_PVCV);
if (o)
SAVEFREEOP(o);
}
}
if (const_sv) {
- SvREFCNT_inc(const_sv);
+ (void)SvREFCNT_inc(const_sv);
if (cv) {
assert(!CvROOT(cv) && !CvCONST(cv));
sv_setpv((SV*)cv, ""); /* prototype is "" */
char *s = strrchr(name, ':');
s = s ? s+1 : name;
if (strEQ(s, "BEGIN")) {
- char *not_safe =
+ const char not_safe[] =
"BEGIN not safe after errors--compilation aborted";
if (PL_in_eval & EVAL_KEEPERR)
Perl_croak(aTHX_ not_safe);
*/
CV *
-Perl_newCONSTSUB(pTHX_ HV *stash, char *name, SV *sv)
+Perl_newCONSTSUB(pTHX_ HV *stash, const char *name, SV *sv)
{
CV* cv;
*/
CV *
-Perl_newXS(pTHX_ char *name, XSUBADDR_t subaddr, char *filename)
+Perl_newXS(pTHX_ const char *name, XSUBADDR_t subaddr, const char *filename)
{
GV *gv = gv_fetchpv(name ? name :
(PL_curstash ? "__ANON__" : "__ANON__::__ANON__"),
CvXSUB(cv) = subaddr;
if (name) {
- char *s = strrchr(name,':');
+ const char *s = strrchr(name,':');
if (s)
s++;
else
Perl_newFORM(pTHX_ I32 floor, OP *o, OP *block)
{
register CV *cv;
- char *name;
GV *gv;
- STRLEN n_a;
if (o)
- name = SvPVx(cSVOPo->op_sv, n_a);
+ gv = gv_fetchsv(cSVOPo->op_sv, TRUE, SVt_PVFM);
else
- name = "STDOUT";
- gv = gv_fetchpv(name,TRUE, SVt_PVFM);
+ gv = gv_fetchpv("STDOUT", TRUE, SVt_PVFM);
+
#ifdef GV_UNIQUE_CHECK
if (GvUNIQUE(gv)) {
Perl_croak(aTHX_ "Bad symbol for form (GV is unique)");
line_t oldline = CopLINE(PL_curcop);
if (PL_copline != NOLINE)
CopLINE_set(PL_curcop, PL_copline);
- Perl_warner(aTHX_ packWARN(WARN_REDEFINE), "Format %s redefined",name);
+ Perl_warner(aTHX_ packWARN(WARN_REDEFINE),
+ o ? "Format %"SVf" redefined"
+ : "Format STDOUT redefined" ,cSVOPo->op_sv);
CopLINE_set(PL_curcop, oldline);
}
SvREFCNT_dec(cv);
o->op_private |= (PL_hints & HINT_STRICT_REFS);
if (kid->op_type == OP_CONST) {
- char *name;
int iscv;
GV *gv;
SV *kidsv = kid->op_sv;
- STRLEN n_a;
/* Is it a constant from cv_const_sv()? */
if (SvROK(kidsv) && SvREADONLY(kidsv)) {
SV *rsv = SvRV(kidsv);
int svtype = SvTYPE(rsv);
- char *badtype = Nullch;
+ const char *badtype = Nullch;
switch (o->op_type) {
case OP_RV2SV:
Perl_croak(aTHX_ "Constant is not %s reference", badtype);
return o;
}
- name = SvPV(kidsv, n_a);
if ((PL_hints & HINT_STRICT_REFS) && (kid->op_private & OPpCONST_BARE)) {
- char *badthing = Nullch;
+ const char *badthing = Nullch;
switch (o->op_type) {
case OP_RV2SV:
badthing = "a SCALAR";
}
if (badthing)
Perl_croak(aTHX_
- "Can't use bareword (\"%s\") as %s ref while \"strict refs\" in use",
- name, badthing);
+ "Can't use bareword (\"%"SVf"\") as %s ref while \"strict refs\" in use",
+ kidsv, badthing);
}
/*
* This is a little tricky. We only want to add the symbol if we
*/
iscv = (o->op_type == OP_RV2CV) * 2;
do {
- gv = gv_fetchpv(name,
+ gv = gv_fetchsv(kidsv,
iscv | !(kid->op_private & OPpCONST_ENTERED),
iscv
? SVt_PVCV
SVOP *kid = (SVOP*)cUNOPo->op_first;
if (kid->op_type == OP_CONST && (kid->op_private & OPpCONST_BARE)) {
- STRLEN n_a;
OP *newop = newGVOP(type, OPf_REF,
- gv_fetchpv(SvPVx(kid->op_sv, n_a), TRUE, SVt_PVIO));
+ gv_fetchsv(kid->op_sv, TRUE, SVt_PVIO));
op_free(o);
o = newop;
return o;
}
if (o->op_flags & OPf_KIDS) {
- STRLEN n_a;
tokid = &cLISTOPo->op_first;
kid = cLISTOPo->op_first;
if (kid->op_type == OP_PUSHMARK ||
if (kid->op_type == OP_CONST &&
(kid->op_private & OPpCONST_BARE))
{
- char *name = SvPVx(((SVOP*)kid)->op_sv, n_a);
OP *newop = newAVREF(newGVOP(OP_GV, 0,
- gv_fetchpv(name, TRUE, SVt_PVAV) ));
+ gv_fetchsv(((SVOP*)kid)->op_sv, TRUE, SVt_PVAV) ));
if (ckWARN2(WARN_DEPRECATED, WARN_SYNTAX))
Perl_warner(aTHX_ packWARN2(WARN_DEPRECATED, WARN_SYNTAX),
- "Array @%s missing the @ in argument %"IVdf" of %s()",
- name, (IV)numargs, PL_op_desc[type]);
+ "Array @%"SVf" missing the @ in argument %"IVdf" of %s()",
+ ((SVOP*)kid)->op_sv, (IV)numargs, PL_op_desc[type]);
op_free(kid);
kid = newop;
kid->op_sibling = sibl;
if (kid->op_type == OP_CONST &&
(kid->op_private & OPpCONST_BARE))
{
- char *name = SvPVx(((SVOP*)kid)->op_sv, n_a);
OP *newop = newHVREF(newGVOP(OP_GV, 0,
- gv_fetchpv(name, TRUE, SVt_PVHV) ));
+ gv_fetchsv(((SVOP*)kid)->op_sv, TRUE, SVt_PVHV) ));
if (ckWARN2(WARN_DEPRECATED, WARN_SYNTAX))
Perl_warner(aTHX_ packWARN2(WARN_DEPRECATED, WARN_SYNTAX),
- "Hash %%%s missing the %% in argument %"IVdf" of %s()",
- name, (IV)numargs, PL_op_desc[type]);
+ "Hash %%%"SVf" missing the %% in argument %"IVdf" of %s()",
+ ((SVOP*)kid)->op_sv, (IV)numargs, PL_op_desc[type]);
op_free(kid);
kid = newop;
kid->op_sibling = sibl;
(kid->op_private & OPpCONST_BARE))
{
OP *newop = newGVOP(OP_GV, 0,
- gv_fetchpv(SvPVx(((SVOP*)kid)->op_sv, n_a), TRUE,
- SVt_PVIO) );
+ gv_fetchsv(((SVOP*)kid)->op_sv, TRUE, SVt_PVIO) );
if (!(o->op_private & 1) && /* if not unop */
kid == cLISTOPo->op_last)
cLISTOPo->op_last = newop;
/* is this op a FH constructor? */
if (is_handle_constructor(o,numargs)) {
- char *name = Nullch;
+ const char *name = Nullch;
STRLEN len = 0;
flags = 0;
name = 0;
if ((op = ((BINOP*)kid)->op_first)) {
SV *tmpstr = Nullsv;
- char *a =
+ const char *a =
kid->op_type == OP_AELEM ?
"[]" : "{}";
if (((op->op_type == OP_RV2AV) ||
gv = gv_fetchpv("CORE::GLOBAL::glob", FALSE, SVt_PVCV);
glob_gv = gv_fetchpv("File::Glob::csh_glob", FALSE, SVt_PVCV);
GvCV(gv) = GvCV(glob_gv);
- SvREFCNT_inc((SV*)GvCV(gv));
+ (void)SvREFCNT_inc((SV*)GvCV(gv));
GvIMPORTED_CV_on(gv);
LEAVE;
}
OP *k;
int descending;
GV *gv;
+ const char *gvname;
if (!(o->op_flags & OPf_STACKED))
return;
GvMULTI_on(gv_fetchpv("a", TRUE, SVt_PV));
gv = kGVOP_gv;
if (GvSTASH(gv) != PL_curstash)
return;
- if (strEQ(GvNAME(gv), "a"))
+ gvname = GvNAME(gv);
+ if (*gvname == 'a' && gvname[1] == '\0')
descending = 0;
- else if (strEQ(GvNAME(gv), "b"))
+ else if (*gvname == 'b' && gvname[1] == '\0')
descending = 1;
else
return;
return;
kid = kUNOP->op_first; /* get past rv2sv */
gv = kGVOP_gv;
- if (GvSTASH(gv) != PL_curstash
- || ( descending
- ? strNE(GvNAME(gv), "a")
- : strNE(GvNAME(gv), "b")))
+ if (GvSTASH(gv) != PL_curstash)
+ return;
+ gvname = GvNAME(gv);
+ if ( descending
+ ? !(*gvname == 'a' && gvname[1] == '\0')
+ : !(*gvname == 'b' && gvname[1] == '\0'))
return;
o->op_flags &= ~(OPf_STACKED | OPf_SPECIAL);
if (descending)
if (ckWARN(WARN_SYNTAX)) {
OP *kid = cLISTOPo->op_first->op_sibling;
if (kid && kid->op_type == OP_MATCH) {
- char *pmstr = "STRING";
+ const char *pmstr = "STRING";
if (PM_GETRE(kPMOP))
pmstr = PM_GETRE(kPMOP)->precomp;
Perl_warner(aTHX_ packWARN(WARN_SYNTAX),
-char* Perl_custom_op_name(pTHX_ OP* o)
+const char* Perl_custom_op_name(pTHX_ const OP* o)
{
- IV index = PTR2IV(o->op_ppaddr);
+ const IV index = PTR2IV(o->op_ppaddr);
SV* keysv;
HE* he;
return SvPV_nolen(HeVAL(he));
}
-char* Perl_custom_op_desc(pTHX_ OP* o)
+const char* Perl_custom_op_desc(pTHX_ const OP* o)
{
- IV index = PTR2IV(o->op_ppaddr);
+ const IV index = PTR2IV(o->op_ppaddr);
SV* keysv;
HE* he;
projects / p5sagit/p5-mst-13.2.git / blobdiff