#define PERL_IN_GV_C
#include "perl.h"
-const char S_autoload[] = "AUTOLOAD";
-const STRLEN S_autolen = sizeof(S_autoload)-1;
+static const char S_autoload[] = "AUTOLOAD";
+static const STRLEN S_autolen = sizeof(S_autoload)-1;
GV *
Perl_gv_AVadd(pTHX_ register GV *gv)
dVAR;
register GP *gp;
const bool doproto = SvTYPE(gv) > SVt_NULL;
- char *proto = (doproto && SvPOK(gv)) ? SvPVX(gv) : NULL;
+ const char * const proto = (doproto && SvPOK(gv)) ? SvPVX_const(gv) : NULL;
sv_upgrade((SV*)gv, SVt_PVGV);
if (SvLEN(gv)) {
SvLEN_set(gv, 0);
SvPOK_off(gv);
} else
- Safefree(SvPVX(gv));
+ Safefree(SvPVX_mutable(gv));
}
Newz(602, gp, 1, GP);
GvGP(gv) = gp_ref(gp);
GV* gv;
GV** gvp;
CV* cv;
+ const char *hvname;
/* UNIVERSAL methods should be callable without a stash */
if (!stash) {
return 0;
}
- if (!HvNAME(stash))
+ hvname = HvNAME_get(stash);
+ if (!hvname)
Perl_croak(aTHX_
"Can't use anonymous symbol table for method lookup");
if ((level > 100) || (level < -100))
Perl_croak(aTHX_ "Recursive inheritance detected while looking for method '%s' in package '%s'",
- name, HvNAME(stash));
+ name, hvname);
- DEBUG_o( Perl_deb(aTHX_ "Looking for method %s in package %s\n",name,HvNAME(stash)) );
+ DEBUG_o( Perl_deb(aTHX_ "Looking for method %s in package %s\n",name,hvname) );
gvp = (GV**)hv_fetch(stash, name, len, (level >= 0));
if (!gvp)
/* create and re-create @.*::SUPER::ISA on demand */
if (!av || !SvMAGIC(av)) {
- const char* packname = HvNAME(stash);
- STRLEN packlen = strlen(packname);
+ STRLEN packlen = HvNAMELEN_get(stash);
- if (packlen >= 7 && strEQ(packname + packlen - 7, "::SUPER")) {
+ if (packlen >= 7 && strEQ(hvname + packlen - 7, "::SUPER")) {
HV* basestash;
packlen -= 7;
- basestash = gv_stashpvn(packname, packlen, TRUE);
+ basestash = gv_stashpvn(hvname, packlen, TRUE);
gvp = (GV**)hv_fetch(basestash, "ISA", 3, FALSE);
if (gvp && (gv = *gvp) != (GV*)&PL_sv_undef && (av = GvAV(gv))) {
gvp = (GV**)hv_fetch(stash, "ISA", 3, TRUE);
if (!gvp || !(gv = *gvp))
- Perl_croak(aTHX_ "Cannot create %s::ISA", HvNAME(stash));
+ Perl_croak(aTHX_ "Cannot create %s::ISA", hvname);
if (SvTYPE(gv) != SVt_PVGV)
gv_init(gv, stash, "ISA", 3, TRUE);
SvREFCNT_dec(GvAV(gv));
if (!basestash) {
if (ckWARN(WARN_MISC))
Perl_warner(aTHX_ packWARN(WARN_MISC), "Can't locate package %"SVf" for @%s::ISA",
- sv, HvNAME(stash));
+ sv, hvname);
continue;
}
gv = gv_fetchmeth(basestash, name, len,
SV *tmpstr = sv_2mortal(Perl_newSVpvf(aTHX_ "%s::SUPER",
CopSTASHPV(PL_curcop)));
/* __PACKAGE__::SUPER stash should be autovivified */
- stash = gv_stashpvn(SvPVX(tmpstr), SvCUR(tmpstr), TRUE);
+ stash = gv_stashpvn(SvPVX_const(tmpstr), SvCUR(tmpstr), TRUE);
DEBUG_o( Perl_deb(aTHX_ "Treating %s as %s::%s\n",
- origname, HvNAME(stash), name) );
+ origname, HvNAME_get(stash), name) );
}
else {
/* don't autovifify if ->NoSuchStash::method */
GV* vargv;
SV* varsv;
const char *packname = "";
+ STRLEN packname_len;
if (len == S_autolen && strnEQ(name, S_autoload, S_autolen))
return Nullgv;
if (stash) {
if (SvTYPE(stash) < SVt_PVHV) {
- packname = SvPV_nolen((SV*)stash);
+ packname = SvPV_const((SV*)stash, packname_len);
stash = Nullhv;
}
else {
- packname = HvNAME(stash);
+ packname = HvNAME_get(stash);
+ packname_len = HvNAMELEN_get(stash);
}
}
if (!(gv = gv_fetchmeth(stash, S_autoload, S_autolen, FALSE)))
gv_init(vargv, varstash, S_autoload, S_autolen, FALSE);
LEAVE;
varsv = GvSV(vargv);
- sv_setpv(varsv, packname);
+ sv_setpvn(varsv, packname, packname_len);
sv_catpvn(varsv, "::", 2);
sv_catpvn(varsv, name, len);
SvTAINTED_off(varsv);
dVAR;
HV* stash = gv_stashpvn("Errno",5,FALSE);
- if (!stash || !(gv_fetchmethod(stash, "TIEHASH"))) {
+ if (!stash || !(gv_fetchmethod(stash, "TIEHASH"))) {
dSP;
PUTBACK;
ENTER;
if (!GvHV(tmpgv))
GvHV(tmpgv) = newHV();
stash = GvHV(tmpgv);
- if (!HvNAME(stash))
- HvNAME(stash) = savepv(name);
+ if (!HvNAME_get(stash))
+ Perl_hv_name_set(aTHX_ stash, name, namelen, 0);
return stash;
}
Perl_gv_stashsv(pTHX_ SV *sv, I32 create)
{
STRLEN len;
- const char *ptr = SvPV(sv,len);
+ const char *ptr = SvPV_const(sv,len);
return gv_stashpvn(ptr, len, create);
}
GV *
Perl_gv_fetchsv(pTHX_ SV *name, I32 flags, I32 sv_type) {
STRLEN len;
- const char *nambeg = SvPV(name, len);
+ const char *nambeg = SvPV_const(name, len);
return gv_fetchpvn_flags(nambeg, len, flags | SvUTF8(name), sv_type);
}
if (!(stash = GvHV(gv)))
stash = GvHV(gv) = newHV();
- if (!HvNAME(stash))
- HvNAME(stash) = savepvn(nambeg, namend - nambeg);
+ if (!HvNAME_get(stash))
+ Perl_hv_name_set(aTHX_ stash, nambeg, namend - nambeg, 0);
}
if (*namend == ':')
gv_init(gv, stash, name, len, add & GV_ADDMULTI);
gv_init_sv(gv, sv_type);
- if (isALPHA(name[0]) && ! (isLEXWARN_on ? ckWARN(WARN_ONCE)
+ if (isALPHA(name[0]) && ! (isLEXWARN_on ? ckWARN(WARN_ONCE)
: (PL_dowarn & G_WARN_ON ) ) )
GvMULTI_on(gv) ;
} else
#endif
{
- const char *name2 = name + 1;
+ const char * const name2 = name + 1;
switch (*name) {
case 'A':
if (strEQ(name2, "RGV")) {
if (strEQ(name2, "ERSION"))
GvMULTI_on(gv);
break;
+ case '\003': /* $^CHILD_ERROR_NATIVE */
+ if (strEQ(name2, "HILD_ERROR_NATIVE"))
+ goto magicalize;
+ break;
case '\005': /* $^ENCODING */
if (strEQ(name2, "NCODING"))
goto magicalize;
goto ro_magicalize;
break;
case '\025': /* ${^UNICODE}, ${^UTF8LOCALE} */
- if (strEQ(name2, "NICODE"))
+ if (strEQ(name2, "NICODE"))
goto ro_magicalize;
- if (strEQ(name2, "TF8LOCALE"))
+ if (strEQ(name2, "TF8LOCALE"))
goto ro_magicalize;
break;
case '\027': /* $^WARNING_BITS */
case '?':
#ifdef COMPLEX_STATUS
- (void)SvUPGRADE(GvSV(gv), SVt_PVLV);
+ SvUPGRADE(GvSV(gv), SVt_PVLV);
#endif
goto magicalize;
goto magicalize;
}
case '*':
- if (sv_type == SVt_PV && ckWARN2(WARN_DEPRECATED, WARN_SYNTAX))
- Perl_warner(aTHX_ packWARN2(WARN_DEPRECATED, WARN_SYNTAX),
- "$* is no longer supported");
- break;
case '#':
if (sv_type == SVt_PV && ckWARN2(WARN_DEPRECATED, WARN_SYNTAX))
Perl_warner(aTHX_ packWARN2(WARN_DEPRECATED, WARN_SYNTAX),
- "Use of $# is deprecated");
- goto magicalize;
+ "$%c is no longer supported", *name);
+ break;
case '|':
sv_setiv(GvSV(gv), (IV)(IoFLAGS(GvIOp(PL_defoutgv)) & IOf_FLUSH) != 0);
goto magicalize;
break;
case '\014': /* $^L */
- sv_setpv(GvSV(gv),"\f");
+ sv_setpvn(GvSV(gv),"\f",1);
PL_formfeed = GvSV(gv);
break;
case ';':
- sv_setpv(GvSV(gv),"\034");
+ sv_setpvn(GvSV(gv),"\034",1);
break;
case ']':
{
Perl_gv_fullname4(pTHX_ SV *sv, const GV *gv, const char *prefix, bool keepmain)
{
const char *name;
+ STRLEN namelen;
const HV * const hv = GvSTASH(gv);
if (!hv) {
SvOK_off(sv);
return;
}
sv_setpv(sv, prefix ? prefix : "");
-
- name = HvNAME(hv);
- if (!name)
+
+ name = HvNAME_get(hv);
+ if (name) {
+ namelen = HvNAMELEN_get(hv);
+ } else {
name = "__ANON__";
-
+ namelen = 8;
+ }
+
if (keepmain || strNE(name, "main")) {
- sv_catpv(sv,name);
+ sv_catpvn(sv,name,namelen);
sv_catpvn(sv,"::", 2);
}
sv_catpvn(sv,GvNAME(gv),GvNAMELEN(gv));
sv_upgrade((SV *)io,SVt_PVIO);
SvREFCNT(io) = 1;
SvOBJECT_on(io);
- /* Clear the stashcache because a new IO could overrule a
- package name */
+ /* Clear the stashcache because a new IO could overrule a package name */
hv_clear(PL_stashcache);
iogv = gv_fetchpv("FileHandle::", FALSE, SVt_PVHV);
/* unless exists($main::{FileHandle}) and defined(%main::FileHandle::) */
#endif
Perl_warner(aTHX_ packWARN(WARN_ONCE),
"Name \"%s::%s\" used only once: possible typo",
- HvNAME(stash), GvNAME(gv));
+ HvNAME_get(stash), GvNAME(gv));
}
}
}
if (gp->gp_sv) SvREFCNT_dec(gp->gp_sv);
if (gp->gp_av) SvREFCNT_dec(gp->gp_av);
- if (gp->gp_hv) {
- if (PL_stashcache && HvNAME(gp->gp_hv))
- hv_delete(PL_stashcache,
- HvNAME(gp->gp_hv), strlen(HvNAME(gp->gp_hv)),
- G_DISCARD);
- SvREFCNT_dec(gp->gp_hv);
+ /* FIXME - another reference loop GV -> symtab -> GV ?
+ Somehow gp->gp_hv can end up pointing at freed garbage. */
+ if (gp->gp_hv && SvTYPE(gp->gp_hv) == SVt_PVHV) {
+ const char *hvname = HvNAME_get(gp->gp_hv);
+ if (PL_stashcache && hvname)
+ hv_delete(PL_stashcache, hvname, HvNAMELEN_get(gp->gp_hv),
+ G_DISCARD);
+ SvREFCNT_dec(gp->gp_hv);
}
if (gp->gp_io) SvREFCNT_dec(gp->gp_io);
if (gp->gp_cv) SvREFCNT_dec(gp->gp_cv);
int
Perl_magic_freeovrld(pTHX_ SV *sv, MAGIC *mg)
{
- AMT *amtp = (AMT*)mg->mg_ptr;
- (void)sv;
+ AMT * const amtp = (AMT*)mg->mg_ptr;
+ PERL_UNUSED_ARG(sv);
if (amtp && AMT_AMAGIC(amtp)) {
int i;
for (i = 1; i < NofAMmeth; i++) {
- CV *cv = amtp->table[i];
+ CV * const cv = amtp->table[i];
if (cv != Nullcv) {
SvREFCNT_dec((SV *) cv);
amtp->table[i] = Nullcv;
bool
Perl_Gv_AMupdate(pTHX_ HV *stash)
{
- GV* gv;
- CV* cv;
- MAGIC* mg=mg_find((SV*)stash, PERL_MAGIC_overload_table);
- AMT *amtp = (mg) ? (AMT*)mg->mg_ptr: (AMT *) NULL;
+ MAGIC* const mg = mg_find((SV*)stash, PERL_MAGIC_overload_table);
+ AMT * const amtp = (mg) ? (AMT*)mg->mg_ptr: (AMT *) NULL;
AMT amt;
if (mg && amtp->was_ok_am == PL_amagic_generation
return (bool)AMT_OVERLOADED(amtp);
sv_unmagic((SV*)stash, PERL_MAGIC_overload_table);
- DEBUG_o( Perl_deb(aTHX_ "Recalcing overload magic in package %s\n",HvNAME(stash)) );
+ DEBUG_o( Perl_deb(aTHX_ "Recalcing overload magic in package %s\n",HvNAME_get(stash)) );
Zero(&amt,1,AMT);
amt.was_ok_am = PL_amagic_generation;
{
int filled = 0, have_ovl = 0;
int i, lim = 1;
- SV* sv = NULL;
/* Work with "fallback" key, which we assume to be first in PL_AMG_names */
/* Try to find via inheritance. */
- gv = gv_fetchmeth(stash, PL_AMG_names[0], 2, -1);
- if (gv)
- sv = GvSV(gv);
+ GV *gv = gv_fetchmeth(stash, PL_AMG_names[0], 2, -1);
+ SV * const sv = gv ? GvSV(gv) : NULL;
+ CV* cv;
if (!gv)
lim = DESTROY_amg; /* Skip overloading entries. */
const char *cp = (i >= DESTROY_amg ? cooky : AMG_id2name(i));
const STRLEN l = strlen(cooky);
- DEBUG_o( Perl_deb(aTHX_ "Checking overloading of `%s' in package `%.256s'\n",
- cp, HvNAME(stash)) );
+ DEBUG_o( Perl_deb(aTHX_ "Checking overloading of \"%s\" in package \"%.256s\"\n",
+ cp, HvNAME_get(stash)) );
/* don't fill the cache while looking up!
Creation of inheritance stubs in intermediate packages may
conflict with the logic of runtime method substitution.
gv = Perl_gv_fetchmeth(aTHX_ stash, cooky, l, -1);
cv = 0;
if (gv && (cv = GvCV(gv))) {
+ const char *hvname;
if (GvNAMELEN(CvGV(cv)) == 3 && strEQ(GvNAME(CvGV(cv)), "nil")
- && strEQ(HvNAME(GvSTASH(CvGV(cv))), "overload")) {
+ && strEQ(hvname = HvNAME_get(GvSTASH(CvGV(cv))), "overload")) {
/* This is a hack to support autoloading..., while
knowing *which* methods were declared as overloaded. */
/* GvSV contains the name of the method. */
GV *ngv = Nullgv;
-
- DEBUG_o( Perl_deb(aTHX_ "Resolving method `%"SVf256\
- "' for overloaded `%s' in package `%.256s'\n",
- GvSV(gv), cp, HvNAME(stash)) );
+
+ DEBUG_o( Perl_deb(aTHX_ "Resolving method \"%"SVf256\
+ "\" for overloaded \"%s\" in package \"%.256s\"\n",
+ GvSV(gv), cp, hvname) );
if (!SvPOK(GvSV(gv))
- || !(ngv = gv_fetchmethod_autoload(stash, SvPVX(GvSV(gv)),
+ || !(ngv = gv_fetchmethod_autoload(stash, SvPVX_const(GvSV(gv)),
FALSE)))
{
- /* Can be an import stub (created by `can'). */
+ /* Can be an import stub (created by "can"). */
SV *gvsv = GvSV(gv);
- const char *name = SvPOK(gvsv) ? SvPVX(gvsv) : "???";
- Perl_croak(aTHX_ "%s method `%.256s' overloading `%s' "\
- "in package `%.256s'",
+ const char * const name = SvPOK(gvsv) ? SvPVX_const(gvsv) : "???";
+ Perl_croak(aTHX_ "%s method \"%.256s\" overloading \"%s\" "\
+ "in package \"%.256s\"",
(GvCVGEN(gv) ? "Stub found while resolving"
: "Can't resolve"),
- name, cp, HvNAME(stash));
+ name, cp, hvname);
}
cv = GvCV(gv = ngv);
}
- DEBUG_o( Perl_deb(aTHX_ "Overloading `%s' in package `%.256s' via `%.256s::%.256s' \n",
- cp, HvNAME(stash), HvNAME(GvSTASH(CvGV(cv))),
+ DEBUG_o( Perl_deb(aTHX_ "Overloading \"%s\" in package \"%.256s\" via \"%.256s::%.256s\"\n",
+ cp, HvNAME_get(stash), HvNAME_get(GvSTASH(CvGV(cv))),
GvNAME(CvGV(cv))) );
filled = 1;
if (i < DESTROY_amg)
MAGIC *mg;
AMT *amtp;
- if (!stash || !HvNAME(stash))
+ if (!stash || !HvNAME_get(stash))
return Nullcv;
mg = mg_find((SV*)stash, PERL_MAGIC_overload_table);
if (!mg) {
}
return ret;
}
-
+
return Nullcv;
}
CV *cv=NULL;
CV **cvp=NULL, **ocvp=NULL;
AMT *amtp=NULL, *oamtp=NULL;
- int off=0, off1, lr=0, assign=AMGf_assign & flags, notfound=0;
- int postpr = 0, force_cpy = 0, assignshift = assign ? 1 : 0;
+ int off = 0, off1, lr = 0, notfound = 0;
+ int postpr = 0, force_cpy = 0;
+ int assign = AMGf_assign & flags;
+ const int assignshift = assign ? 1 : 0;
#ifdef DEBUGGING
int fl=0;
#endif
(
#ifdef DEBUGGING
fl = 1,
-#endif
+#endif
cv = cvp[off=method])))) {
lr = -1; /* Call method for left argument */
} else {
SV *msg;
if (off==-1) off=method;
msg = sv_2mortal(Perl_newSVpvf(aTHX_
- "Operation `%s': no method found,%sargument %s%s%s%s",
+ "Operation \"%s\": no method found,%sargument %s%s%s%s",
AMG_id2name(method + assignshift),
(flags & AMGf_unary ? " " : "\n\tleft "),
SvAMAGIC(left)?
"in overloaded package ":
"has no overloaded magic",
SvAMAGIC(left)?
- HvNAME(SvSTASH(SvRV(left))):
+ HvNAME_get(SvSTASH(SvRV(left))):
"",
SvAMAGIC(right)?
",\n\tright argument in overloaded package ":
? ""
: ",\n\tright argument has no overloaded magic"),
SvAMAGIC(right)?
- HvNAME(SvSTASH(SvRV(right))):
+ HvNAME_get(SvSTASH(SvRV(right))):
""));
if (amtp && amtp->fallback >= AMGfallYES) {
- DEBUG_o( Perl_deb(aTHX_ "%s", SvPVX(msg)) );
+ DEBUG_o( Perl_deb(aTHX_ "%s", SvPVX_const(msg)) );
} else {
Perl_croak(aTHX_ "%"SVf, msg);
}
#ifdef DEBUGGING
if (!notfound) {
DEBUG_o(Perl_deb(aTHX_
- "Overloaded operator `%s'%s%s%s:\n\tmethod%s found%s in package %s%s\n",
+ "Overloaded operator \"%s\"%s%s%s:\n\tmethod%s found%s in package %s%s\n",
AMG_id2name(off),
method+assignshift==off? "" :
- " (initially `",
+ " (initially \"",
method+assignshift==off? "" :
AMG_id2name(method+assignshift),
- method+assignshift==off? "" : "')",
+ method+assignshift==off? "" : "\")",
flags & AMGf_unary? "" :
lr==1 ? " for right argument": " for left argument",
flags & AMGf_unary? " for argument" : "",
- stash ? HvNAME(stash) : "null",
+ stash ? HvNAME_get(stash) : "null",
fl? ",\n\tassignment variant used": "") );
}
#endif
Perl_is_gv_magical_sv(pTHX_ SV *name, U32 flags)
{
STRLEN len;
- const char *temp = SvPV(name, len);
+ const char *temp = SvPV_const(name, len);
return is_gv_magical(temp, len, flags);
}
{
(void)flags;
if (len > 1) {
- const char *name1 = name + 1;
+ const char * const name1 = name + 1;
switch (*name) {
case 'I':
if (len == 3 && name1[1] == 'S' && name[2] == 'A')
case '\025': /* ${^UNICODE} */
if (strEQ(name1, "NICODE"))
goto yes;
- if (strEQ(name1, "TF8LOCALE"))
+ if (strEQ(name1, "TF8LOCALE"))
goto yes;
break;
case '\027': /* ${^WARNING_BITS} */
}
return FALSE;
}
+
+/*
+ * Local variables:
+ * c-indentation-style: bsd
+ * c-basic-offset: 4
+ * indent-tabs-mode: t
+ * End:
+ *
+ * ex: set ts=8 sts=4 sw=4 noet:
+ */
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