/* gv.c
*
- * Copyright (c) 1991-1997, Larry Wall
+ * Copyright (c) 1991-1999, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
*/
#include "EXTERN.h"
+#define PERL_IN_GV_C
#include "perl.h"
GV *
-gv_AVadd(register GV *gv)
+Perl_gv_AVadd(pTHX_ register GV *gv)
{
if (!gv || SvTYPE((SV*)gv) != SVt_PVGV)
- croak("Bad symbol for array");
+ Perl_croak(aTHX_ "Bad symbol for array");
if (!GvAV(gv))
GvAV(gv) = newAV();
return gv;
}
GV *
-gv_HVadd(register GV *gv)
+Perl_gv_HVadd(pTHX_ register GV *gv)
{
if (!gv || SvTYPE((SV*)gv) != SVt_PVGV)
- croak("Bad symbol for hash");
+ Perl_croak(aTHX_ "Bad symbol for hash");
if (!GvHV(gv))
GvHV(gv) = newHV();
return gv;
}
GV *
-gv_IOadd(register GV *gv)
+Perl_gv_IOadd(pTHX_ register GV *gv)
{
if (!gv || SvTYPE((SV*)gv) != SVt_PVGV)
- croak("Bad symbol for filehandle");
+ Perl_croak(aTHX_ "Bad symbol for filehandle");
if (!GvIOp(gv))
GvIOp(gv) = newIO();
return gv;
}
GV *
-gv_fetchfile(char *name)
+Perl_gv_fetchfile(pTHX_ const char *name)
{
dTHR;
char smallbuf[256];
}
void
-gv_init(GV *gv, HV *stash, char *name, STRLEN len, int multi)
+Perl_gv_init(pTHX_ GV *gv, HV *stash, const char *name, STRLEN len, int multi)
{
dTHR;
register GP *gp;
}
STATIC void
-gv_init_sv(GV *gv, I32 sv_type)
+S_gv_init_sv(pTHX_ GV *gv, I32 sv_type)
{
switch (sv_type) {
case SVt_PVIO:
}
GV *
-gv_fetchmeth(HV *stash, char *name, STRLEN len, I32 level)
+Perl_gv_fetchmeth(pTHX_ HV *stash, const char *name, STRLEN len, I32 level)
{
AV* av;
GV* topgv;
if (!stash)
return 0;
if ((level > 100) || (level < -100))
- croak("Recursive inheritance detected while looking for method '%s' in package '%s'",
+ Perl_croak(aTHX_ "Recursive inheritance detected while looking for method '%s' in package '%s'",
name, HvNAME(stash));
- DEBUG_o( deb("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(stash)) );
gvp = (GV**)hv_fetch(stash, name, len, (level >= 0));
if (!gvp)
dTHR; /* just for SvREFCNT_dec */
gvp = (GV**)hv_fetch(stash, "ISA", 3, TRUE);
if (!gvp || !(gv = *gvp))
- croak("Cannot create %s::ISA", HvNAME(stash));
+ Perl_croak(aTHX_ "Cannot create %s::ISA", HvNAME(stash));
if (SvTYPE(gv) != SVt_PVGV)
gv_init(gv, stash, "ISA", 3, TRUE);
SvREFCNT_dec(GvAV(gv));
if (!basestash) {
dTHR; /* just for ckWARN */
if (ckWARN(WARN_MISC))
- warner(WARN_MISC, "Can't locate package %s for @%s::ISA",
+ Perl_warner(aTHX_ WARN_MISC, "Can't locate package %s for @%s::ISA",
SvPVX(sv), HvNAME(stash));
continue;
}
}
GV *
-gv_fetchmethod(HV *stash, char *name)
+Perl_gv_fetchmethod(pTHX_ HV *stash, const char *name)
{
return gv_fetchmethod_autoload(stash, name, TRUE);
}
GV *
-gv_fetchmethod_autoload(HV *stash, char *name, I32 autoload)
+Perl_gv_fetchmethod_autoload(pTHX_ HV *stash, const char *name, I32 autoload)
{
dTHR;
- register char *nend;
- char *nsplit = 0;
+ register const char *nend;
+ const char *nsplit = 0;
GV* gv;
for (nend = name; *nend; nend++) {
nsplit = ++nend;
}
if (nsplit) {
- char *origname = name;
+ const char *origname = name;
name = nsplit + 1;
if (*nsplit == ':')
--nsplit;
if ((nsplit - origname) == 5 && strnEQ(origname, "SUPER", 5)) {
/* ->SUPER::method should really be looked up in original stash */
- SV *tmpstr = sv_2mortal(newSVpvf("%s::SUPER",
+ SV *tmpstr = sv_2mortal(Perl_newSVpvf(aTHX_ "%s::SUPER",
HvNAME(PL_curcop->cop_stash)));
stash = gv_stashpvn(SvPVX(tmpstr), SvCUR(tmpstr), TRUE);
- DEBUG_o( deb("Treating %s as %s::%s\n",
+ DEBUG_o( Perl_deb(aTHX_ "Treating %s as %s::%s\n",
origname, HvNAME(stash), name) );
}
else
}
GV*
-gv_autoload4(HV *stash, char *name, STRLEN len, I32 method)
+Perl_gv_autoload4(pTHX_ HV *stash, const char *name, STRLEN len, I32 method)
{
dTHR;
static char autoload[] = "AUTOLOAD";
*/
if (ckWARN(WARN_DEPRECATED) && !method &&
(GvCVGEN(gv) || GvSTASH(gv) != stash))
- warner(WARN_DEPRECATED,
+ Perl_warner(aTHX_ WARN_DEPRECATED,
"Use of inherited AUTOLOAD for non-method %s::%.*s() is deprecated",
HvNAME(stash), (int)len, name);
}
HV*
-gv_stashpv(char *name, I32 create)
+Perl_gv_stashpv(pTHX_ const char *name, I32 create)
{
return gv_stashpvn(name, strlen(name), create);
}
HV*
-gv_stashpvn(char *name, U32 namelen, I32 create)
+Perl_gv_stashpvn(pTHX_ const char *name, U32 namelen, I32 create)
{
char smallbuf[256];
char *tmpbuf;
}
HV*
-gv_stashsv(SV *sv, I32 create)
+Perl_gv_stashsv(pTHX_ SV *sv, I32 create)
{
register char *ptr;
STRLEN len;
GV *
-gv_fetchpv(char *nambeg, I32 add, I32 sv_type)
+Perl_gv_fetchpv(pTHX_ const char *nambeg, I32 add, I32 sv_type)
{
dTHR;
- register char *name = nambeg;
+ register const char *name = nambeg;
register GV *gv = 0;
GV**gvp;
I32 len;
- register char *namend;
+ register const char *namend;
HV *stash = 0;
U32 add_gvflags = 0;
sv_type == SVt_PVAV && !GvIMPORTED_AV(*gvp) ||
sv_type == SVt_PVHV && !GvIMPORTED_HV(*gvp) )
{
- warn("Variable \"%c%s\" is not imported",
+ Perl_warn(aTHX_ "Variable \"%c%s\" is not imported",
sv_type == SVt_PVAV ? '@' :
sv_type == SVt_PVHV ? '%' : '$',
name);
if (GvCVu(*gvp))
- warn("(Did you mean &%s instead?)\n", name);
+ Perl_warn(aTHX_ "(Did you mean &%s instead?)\n", name);
stash = 0;
}
}
: (sv_type == SVt_PVHV) ? '%'
: 0);
if (sv_type_char)
- warn("Global symbol \"%c%s\" requires explicit package name",
+ Perl_warn(aTHX_ "Global symbol \"%c%s\" requires explicit package name",
sv_type_char, name);
else
- warn("Global symbol \"%s\" requires explicit package name",
+ Perl_warn(aTHX_ "Global symbol \"%s\" requires explicit package name",
name);
}
++PL_error_count;
/* Adding a new symbol */
- if (add & GV_ADDWARN)
- warn("Had to create %s unexpectedly", nambeg);
+ if (add & GV_ADDWARN && ckWARN_d(WARN_INTERNAL))
+ Perl_warner(aTHX_ WARN_INTERNAL, "Had to create %s unexpectedly", nambeg);
gv_init(gv, stash, name, len, add & GV_ADDMULTI);
gv_init_sv(gv, sv_type);
GvFLAGS(gv) |= add_gvflags;
+ if (isLEXWARN_on && isALPHA(name[0]) && ! ckWARN(WARN_ONCE))
+ GvMULTI_on(gv) ;
+
/* set up magic where warranted */
switch (*name) {
case 'A':
IoFLAGS(GvIOn(gv)) |= IOf_ARGV|IOf_START;
}
break;
-
- case 'a':
- case 'b':
- if (len == 1)
- GvMULTI_on(gv);
- break;
case 'E':
if (strnEQ(name, "EXPORT", 6))
GvMULTI_on(gv);
&& AvFILLp(av) == -1)
{
char *pname;
- av_push(av, newSVpv(pname = "NDBM_File",0));
+ av_push(av, newSVpvn(pname = "NDBM_File",9));
gv_stashpvn(pname, 9, TRUE);
- av_push(av, newSVpv(pname = "DB_File",0));
+ av_push(av, newSVpvn(pname = "DB_File",7));
gv_stashpvn(pname, 7, TRUE);
- av_push(av, newSVpv(pname = "GDBM_File",0));
+ av_push(av, newSVpvn(pname = "GDBM_File",9));
gv_stashpvn(pname, 9, TRUE);
- av_push(av, newSVpv(pname = "SDBM_File",0));
+ av_push(av, newSVpvn(pname = "SDBM_File",9));
gv_stashpvn(pname, 9, TRUE);
- av_push(av, newSVpv(pname = "ODBM_File",0));
+ av_push(av, newSVpvn(pname = "ODBM_File",9));
gv_stashpvn(pname, 9, TRUE);
}
}
}
}
break;
+ case 'V':
+ if (strEQ(name, "VERSION"))
+ GvMULTI_on(gv);
+ break;
case '&':
if (len > 1)
break;
if (sv_type > SVt_PV && PL_curcop != &PL_compiling) {
HV* stash = gv_stashpvn("Errno",5,FALSE);
- if(!stash || !(gv_fetchmethod(stash, "TIEHASH"))) {
+ if (!stash || !(gv_fetchmethod(stash, "TIEHASH"))) {
dSP;
PUTBACK;
- perl_require_pv("Errno.pm");
+ require_pv("Errno.pm");
SPAGAIN;
stash = gv_stashpvn("Errno",5,FALSE);
if (!stash || !(gv_fetchmethod(stash, "TIEHASH")))
- croak("Can't use %%! because Errno.pm is not available");
+ Perl_croak(aTHX_ "Can't use %%! because Errno.pm is not available");
}
}
goto magicalize;
case '#':
case '*':
if (ckWARN(WARN_DEPRECATED) && len == 1 && sv_type == SVt_PV)
- warner(WARN_DEPRECATED, "Use of $%s is deprecated", name);
+ Perl_warner(aTHX_ WARN_DEPRECATED, "Use of $%s is deprecated", name);
/* FALL THROUGH */
case '[':
case '^':
case '/':
case '|':
case '\001':
- case '\002':
case '\003':
case '\004':
case '\005':
case '\017':
case '\020':
case '\024':
- case '\027':
if (len > 1)
break;
goto magicalize;
if (len > 1)
break;
goto ro_magicalize;
+ case '\027': /* $^W & $^Warnings */
+ if (len > 1 && strNE(name, "\027arnings"))
+ break;
+ goto magicalize;
case '+':
if (len > 1)
}
void
-gv_fullname3(SV *sv, GV *gv, char *prefix)
+Perl_gv_fullname3(pTHX_ SV *sv, GV *gv, const char *prefix)
{
HV *hv = GvSTASH(gv);
if (!hv) {
}
void
-gv_efullname3(SV *sv, GV *gv, char *prefix)
+Perl_gv_efullname3(pTHX_ SV *sv, GV *gv, const char *prefix)
{
GV *egv = GvEGV(gv);
if (!egv)
/* XXX compatibility with versions <= 5.003. */
void
-gv_fullname(SV *sv, GV *gv)
+Perl_gv_fullname(pTHX_ SV *sv, GV *gv)
{
gv_fullname3(sv, gv, sv == (SV*)gv ? "*" : "");
}
/* XXX compatibility with versions <= 5.003. */
void
-gv_efullname(SV *sv, GV *gv)
+Perl_gv_efullname(pTHX_ SV *sv, GV *gv)
{
gv_efullname3(sv, gv, sv == (SV*)gv ? "*" : "");
}
IO *
-newIO(void)
+Perl_newIO(pTHX)
{
dTHR;
IO *io;
}
void
-gv_check(HV *stash)
+Perl_gv_check(pTHX_ HV *stash)
{
dTHR;
register HE *entry;
if (HeKEY(entry)[HeKLEN(entry)-1] == ':' &&
(gv = (GV*)HeVAL(entry)) && (hv = GvHV(gv)) && HvNAME(hv))
{
- if (hv != PL_defstash)
+ if (hv != PL_defstash && hv != stash)
gv_check(hv); /* nested package */
}
else if (isALPHA(*HeKEY(entry))) {
PL_curcop->cop_filegv = filegv;
if (filegv && GvMULTI(filegv)) /* Filename began with slash */
continue;
- warner(WARN_ONCE,
+ Perl_warner(aTHX_ WARN_ONCE,
"Name \"%s::%s\" used only once: possible typo",
HvNAME(stash), GvNAME(gv));
}
}
GV *
-newGVgen(char *pack)
+Perl_newGVgen(pTHX_ char *pack)
{
- return gv_fetchpv(form("%s::_GEN_%ld", pack, (long)PL_gensym++),
+ return gv_fetchpv(Perl_form(aTHX_ "%s::_GEN_%ld", pack, (long)PL_gensym++),
TRUE, SVt_PVGV);
}
/* hopefully this is only called on local symbol table entries */
GP*
-gp_ref(GP *gp)
+Perl_gp_ref(pTHX_ GP *gp)
{
gp->gp_refcnt++;
if (gp->gp_cv) {
}
void
-gp_free(GV *gv)
+Perl_gp_free(pTHX_ GV *gv)
{
+ dTHR;
GP* gp;
CV* cv;
if (!gv || !(gp = GvGP(gv)))
return;
if (gp->gp_refcnt == 0) {
- warn("Attempt to free unreferenced glob pointers");
+ if (ckWARN_d(WARN_INTERNAL))
+ Perl_warner(aTHX_ WARN_INTERNAL,
+ "Attempt to free unreferenced glob pointers");
return;
}
if (gp->gp_cv) {
/* Updates and caches the CV's */
bool
-Gv_AMupdate(HV *stash)
+Perl_Gv_AMupdate(pTHX_ HV *stash)
{
dTHR;
GV** gvp;
}
sv_unmagic((SV*)stash, 'c');
- DEBUG_o( deb("Recalcing overload magic in package %s\n",HvNAME(stash)) );
+ DEBUG_o( Perl_deb(aTHX_ "Recalcing overload magic in package %s\n",HvNAME(stash)) );
amt.was_ok_am = PL_amagic_generation;
amt.was_ok_sub = PL_sub_generation;
/* FALL THROUGH */
case SVt_PVHV:
case SVt_PVAV:
- croak("Not a subroutine reference in overload table");
+ Perl_croak(aTHX_ "Not a subroutine reference in overload table");
return FALSE;
case SVt_PVCV:
cv = (CV*)sv;
break;
case SVt_PVGV:
if (!(cv = GvCVu((GV*)sv)))
- cv = sv_2cv(sv, &stash, &gv, TRUE);
+ cv = sv_2cv(sv, &stash, &gv, FALSE);
break;
}
if (cv) filled=1;
else {
- croak("Method for operation %s not found in package %.256s during blessing\n",
+ Perl_croak(aTHX_ "Method for operation %s not found in package %.256s during blessing\n",
cp,HvNAME(stash));
return FALSE;
}
}
for (i = 1; i < NofAMmeth; i++) {
- SV *cookie = sv_2mortal(newSVpvf("(%s", cp = PL_AMG_names[i]));
- DEBUG_o( deb("Checking overloading of `%s' in package `%.256s'\n",
+ SV *cookie = sv_2mortal(Perl_newSVpvf(aTHX_ "(%s", cp = PL_AMG_names[i]));
+ DEBUG_o( Perl_deb(aTHX_ "Checking overloading of `%s' in package `%.256s'\n",
cp, HvNAME(stash)) );
/* don't fill the cache while looking up! */
gv = gv_fetchmeth(stash, SvPVX(cookie), SvCUR(cookie), -1);
/* GvSV contains the name of the method. */
GV *ngv;
- DEBUG_o( deb("Resolving method `%.256s' for overloaded `%s' in package `%.256s'\n",
+ DEBUG_o( Perl_deb(aTHX_ "Resolving method `%.256s' for overloaded `%s' in package `%.256s'\n",
SvPV(GvSV(gv), n_a), cp, HvNAME(stash)) );
if (!SvPOK(GvSV(gv))
|| !(ngv = gv_fetchmethod_autoload(stash, SvPVX(GvSV(gv)),
{
/* Can be an import stub (created by `can'). */
if (GvCVGEN(gv)) {
- croak("Stub found while resolving method `%.256s' overloading `%s' in package `%.256s'",
+ Perl_croak(aTHX_ "Stub found while resolving method `%.256s' overloading `%s' in package `%.256s'",
(SvPOK(GvSV(gv)) ? SvPVX(GvSV(gv)) : "???" ),
cp, HvNAME(stash));
} else
- croak("Cannot resolve method `%.256s' overloading `%s' in package `%.256s'",
+ Perl_croak(aTHX_ "Can't resolve method `%.256s' overloading `%s' in package `%.256s'",
(SvPOK(GvSV(gv)) ? SvPVX(GvSV(gv)) : "???" ),
cp, HvNAME(stash));
}
cv = GvCV(gv = ngv);
}
- DEBUG_o( deb("Overloading `%s' in package `%.256s' via `%.256s::%.256s' \n",
+ DEBUG_o( Perl_deb(aTHX_ "Overloading `%s' in package `%.256s' via `%.256s::%.256s' \n",
cp, HvNAME(stash), HvNAME(GvSTASH(CvGV(cv))),
GvNAME(CvGV(cv))) );
filled = 1;
}
SV*
-amagic_call(SV *left, SV *right, int method, int flags)
+Perl_amagic_call(pTHX_ SV *left, SV *right, int method, int flags)
{
dTHR;
MAGIC *mg;
} else {
SV *msg;
if (off==-1) off=method;
- msg = sv_2mortal(newSVpvf(
+ msg = sv_2mortal(Perl_newSVpvf(aTHX_
"Operation `%s': no method found,%sargument %s%s%s%s",
PL_AMG_names[method + assignshift],
(flags & AMGf_unary ? " " : "\n\tleft "),
HvNAME(SvSTASH(SvRV(right))):
""));
if (amtp && amtp->fallback >= AMGfallYES) {
- DEBUG_o( deb("%s", SvPVX(msg)) );
+ DEBUG_o( Perl_deb(aTHX_ "%s", SvPVX(msg)) );
} else {
- croak("%_", msg);
+ Perl_croak(aTHX_ "%_", msg);
}
return NULL;
}
}
}
if (!notfound) {
- DEBUG_o( deb(
+ DEBUG_o( Perl_deb(aTHX_
"Overloaded operator `%s'%s%s%s:\n\tmethod%s found%s in package %s%s\n",
PL_AMG_names[off],
method+assignshift==off? "" :
if (PERLDB_SUB && PL_curstash != PL_debstash)
PL_op->op_private |= OPpENTERSUB_DB;
PUTBACK;
- pp_pushmark(ARGS);
+ pp_pushmark();
EXTEND(SP, notfound + 5);
PUSHs(lr>0? right: left);
PUSHs((SV*)cv);
PUTBACK;
- if (PL_op = pp_entersub(ARGS))
- CALLRUNOPS();
+ if (PL_op = Perl_pp_entersub(aTHX))
+ CALLRUNOPS(aTHX);
LEAVE;
SPAGAIN;
case dec_amg:
SvSetSV(left,res); return left;
case not_amg:
- ans=!SvOK(res); break;
+ ans=!SvTRUE(res); break;
}
return boolSV(ans);
} else if (method==copy_amg) {
if (!SvROK(res)) {
- croak("Copy method did not return a reference");
+ Perl_croak(aTHX_ "Copy method did not return a reference");
}
return SvREFCNT_inc(SvRV(res));
} else {
https://perl5.git.perl.org / perl5.git / blobdiff