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[p5sagit/p5-mst-13.2.git] / gv.c

diff --git a/gv.c b/gv.c
index ebcfabb..23a694c 100644 (file)
--- a/gv.c
+++ b/gv.c
@@ -43,6 +43,8 @@ static const STRLEN S_autolen = sizeof(S_autoload)-1;
 GV *
 Perl_gv_SVadd(pTHX_ GV *gv)
 {
+    PERL_ARGS_ASSERT_GV_SVADD;
+
     if (!gv || SvTYPE((SV*)gv) != SVt_PVGV)
        Perl_croak(aTHX_ "Bad symbol for scalar");
     if (!GvSV(gv))
@@ -54,6 +56,8 @@ Perl_gv_SVadd(pTHX_ GV *gv)
 GV *
 Perl_gv_AVadd(pTHX_ register GV *gv)
 {
+    PERL_ARGS_ASSERT_GV_AVADD;
+
     if (!gv || SvTYPE((SV*)gv) != SVt_PVGV)
        Perl_croak(aTHX_ "Bad symbol for array");
     if (!GvAV(gv))
@@ -64,6 +68,8 @@ Perl_gv_AVadd(pTHX_ register GV *gv)
 GV *
 Perl_gv_HVadd(pTHX_ register GV *gv)
 {
+    PERL_ARGS_ASSERT_GV_HVADD;
+
     if (!gv || SvTYPE((SV*)gv) != SVt_PVGV)
        Perl_croak(aTHX_ "Bad symbol for hash");
     if (!GvHV(gv))
@@ -75,6 +81,9 @@ GV *
 Perl_gv_IOadd(pTHX_ register GV *gv)
 {
     dVAR;
+
+    PERL_ARGS_ASSERT_GV_IOADD;
+
     if (!gv || SvTYPE((SV*)gv) != SVt_PVGV) {
 
         /*
@@ -105,6 +114,7 @@ Perl_gv_IOadd(pTHX_ register GV *gv)
 GV *
 Perl_gv_fetchfile(pTHX_ const char *name)
 {
+    PERL_ARGS_ASSERT_GV_FETCHFILE;
     return gv_fetchfile_flags(name, strlen(name), 0);
 }
 
@@ -118,6 +128,7 @@ Perl_gv_fetchfile_flags(pTHX_ const char *const name, const STRLEN namelen,
     const STRLEN tmplen = namelen + 2;
     GV *gv;
 
+    PERL_ARGS_ASSERT_GV_FETCHFILE_FLAGS;
     PERL_UNUSED_ARG(flags);
 
     if (!PL_defstash)
@@ -161,6 +172,8 @@ NULL.
 SV *
 Perl_gv_const_sv(pTHX_ GV *gv)
 {
+    PERL_ARGS_ASSERT_GV_CONST_SV;
+
     if (SvTYPE(gv) == SVt_PVGV)
        return cv_const_sv(GvCVu(gv));
     return SvROK(gv) ? SvRV(gv) : NULL;
@@ -180,6 +193,8 @@ Perl_newGP(pTHX_ GV *const gv)
     const char *file;
     STRLEN len;
 
+    PERL_ARGS_ASSERT_NEWGP;
+
     if (temp_sv) {
        file = SvPVX(temp_sv);
        len = SvCUR(temp_sv);
@@ -218,6 +233,7 @@ Perl_gv_init(pTHX_ GV *gv, HV *stash, const char *name, STRLEN len, int multi)
     SV *const has_constant = doproto && SvROK(gv) ? SvRV(gv) : NULL;
     const U32 exported_constant = has_constant ? SvPCS_IMPORTED(gv) : 0;
 
+    PERL_ARGS_ASSERT_GV_INIT;
     assert (!(proto && has_constant));
 
     if (has_constant) {
@@ -288,8 +304,10 @@ Perl_gv_init(pTHX_ GV *gv, HV *stash, const char *name, STRLEN len, int multi)
 }
 
 STATIC void
-S_gv_init_sv(pTHX_ GV *gv, I32 sv_type)
+S_gv_init_sv(pTHX_ GV *gv, const svtype sv_type)
 {
+    PERL_ARGS_ASSERT_GV_INIT_SV;
+
     switch (sv_type) {
     case SVt_PVIO:
        (void)GvIOn(gv);
@@ -358,6 +376,8 @@ Perl_gv_fetchmeth(pTHX_ HV *stash, const char *name, STRLEN len, I32 level)
     STRLEN packlen;
     U32 topgen_cmp;
 
+    PERL_ARGS_ASSERT_GV_FETCHMETH;
+
     /* UNIVERSAL methods should be callable without a stash */
     if (!stash) {
        create = 0;  /* probably appropriate */
@@ -492,6 +512,8 @@ Perl_gv_fetchmeth_autoload(pTHX_ HV *stash, const char *name, STRLEN len, I32 le
 {
     GV *gv = gv_fetchmeth(stash, name, len, level);
 
+    PERL_ARGS_ASSERT_GV_FETCHMETH_AUTOLOAD;
+
     if (!gv) {
        CV *cv;
        GV **gvp;
@@ -552,6 +574,8 @@ S_gv_get_super_pkg(pTHX_ const char* name, I32 namelen)
     GV* gv;
     HV* stash;
 
+    PERL_ARGS_ASSERT_GV_GET_SUPER_PKG;
+
     stash = gv_stashpvn(name, namelen, 0);
     if(stash) return stash;
 
@@ -595,6 +619,8 @@ Perl_gv_fetchmethod_autoload(pTHX_ HV *stash, const char *name, I32 autoload)
     GV* gv;
     HV* ostash = stash;
 
+    PERL_ARGS_ASSERT_GV_FETCHMETHOD_AUTOLOAD;
+
     if (stash && SvTYPE(stash) < SVt_PVHV)
        stash = NULL;
 
@@ -674,6 +700,8 @@ Perl_gv_autoload4(pTHX_ HV *stash, const char *name, STRLEN len, I32 method)
     const char *packname = "";
     STRLEN packname_len = 0;
 
+    PERL_ARGS_ASSERT_GV_AUTOLOAD4;
+
     if (len == S_autolen && strnEQ(name, S_autoload, S_autolen))
        return NULL;
     if (stash) {
@@ -758,6 +786,8 @@ S_require_tie_mod(pTHX_ GV *gv, const char *varpv, SV* namesv, const char *methp
     dVAR;
     HV* stash = gv_stashsv(namesv, 0);
 
+    PERL_ARGS_ASSERT_REQUIRE_TIE_MOD;
+
     if (!stash || !(gv_fetchmethod(stash, methpv))) {
        SV *module = newSVsv(namesv);
        char varname = *varpv; /* varpv might be clobbered by load_module,
@@ -796,6 +826,7 @@ determine the length of C<name>, then calls C<gv_stashpvn()>.
 HV*
 Perl_gv_stashpv(pTHX_ const char *name, I32 create)
 {
+    PERL_ARGS_ASSERT_GV_STASHPV;
     return gv_stashpvn(name, strlen(name), create);
 }
 
@@ -821,6 +852,8 @@ Perl_gv_stashpvn(pTHX_ const char *name, U32 namelen, I32 flags)
     HV *stash;
     GV *tmpgv;
 
+    PERL_ARGS_ASSERT_GV_STASHPVN;
+
     if (namelen + 2 <= sizeof smallbuf)
        tmpbuf = smallbuf;
     else
@@ -854,25 +887,30 @@ Perl_gv_stashsv(pTHX_ SV *sv, I32 flags)
 {
     STRLEN len;
     const char * const ptr = SvPV_const(sv,len);
+
+    PERL_ARGS_ASSERT_GV_STASHSV;
+
     return gv_stashpvn(ptr, len, flags);
 }
 
 
 GV *
-Perl_gv_fetchpv(pTHX_ const char *nambeg, I32 add, I32 sv_type) {
+Perl_gv_fetchpv(pTHX_ const char *nambeg, I32 add, const svtype sv_type) {
+    PERL_ARGS_ASSERT_GV_FETCHPV;
     return gv_fetchpvn_flags(nambeg, strlen(nambeg), add, sv_type);
 }
 
 GV *
-Perl_gv_fetchsv(pTHX_ SV *name, I32 flags, I32 sv_type) {
+Perl_gv_fetchsv(pTHX_ SV *name, I32 flags, const svtype sv_type) {
     STRLEN len;
     const char * const nambeg = SvPV_const(name, len);
+    PERL_ARGS_ASSERT_GV_FETCHSV;
     return gv_fetchpvn_flags(nambeg, len, flags | SvUTF8(name), sv_type);
 }
 
 GV *
 Perl_gv_fetchpvn_flags(pTHX_ const char *nambeg, STRLEN full_len, I32 flags,
-                      I32 sv_type)
+                      const svtype sv_type)
 {
     dVAR;
     register const char *name = nambeg;
@@ -888,6 +926,8 @@ Perl_gv_fetchpvn_flags(pTHX_ const char *nambeg, STRLEN full_len, I32 flags,
     const char *const name_em1 = name_end - 1;
     U32 faking_it;
 
+    PERL_ARGS_ASSERT_GV_FETCHPVN_FLAGS;
+
     if (flags & GV_NOTQUAL) {
        /* Caller promised that there is no stash, so we can skip the check. */
        len = full_len;
@@ -1387,6 +1427,9 @@ 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);
+
+    PERL_ARGS_ASSERT_GV_FULLNAME4;
+
     if (!hv) {
        SvOK_off(sv);
        return;
@@ -1412,6 +1455,9 @@ void
 Perl_gv_efullname4(pTHX_ SV *sv, const GV *gv, const char *prefix, bool keepmain)
 {
     const GV * const egv = GvEGV(gv);
+
+    PERL_ARGS_ASSERT_GV_EFULLNAME4;
+
     gv_fullname4(sv, egv ? egv : gv, prefix, keepmain);
 }
 
@@ -1442,6 +1488,8 @@ Perl_gv_check(pTHX_ const HV *stash)
     dVAR;
     register I32 i;
 
+    PERL_ARGS_ASSERT_GV_CHECK;
+
     if (!HvARRAY(stash))
        return;
     for (i = 0; i <= (I32) HvMAX(stash); i++) {
@@ -1480,6 +1528,9 @@ GV *
 Perl_newGVgen(pTHX_ const char *pack)
 {
     dVAR;
+
+    PERL_ARGS_ASSERT_NEWGVGEN;
+
     return gv_fetchpv(Perl_form(aTHX_ "%s::_GEN_%ld", pack, (long)PL_gensym++),
                      GV_ADD, SVt_PVGV);
 }
@@ -1555,6 +1606,8 @@ Perl_magic_freeovrld(pTHX_ SV *sv, MAGIC *mg)
     AMT * const amtp = (AMT*)mg->mg_ptr;
     PERL_UNUSED_ARG(sv);
 
+    PERL_ARGS_ASSERT_MAGIC_FREEOVRLD;
+
     if (amtp && AMT_AMAGIC(amtp)) {
        int i;
        for (i = 1; i < NofAMmeth; i++) {
@@ -1579,6 +1632,8 @@ Perl_Gv_AMupdate(pTHX_ HV *stash)
   const struct mro_meta* stash_meta = HvMROMETA(stash);
   U32 newgen;
 
+  PERL_ARGS_ASSERT_GV_AMUPDATE;
+
   newgen = PL_sub_generation + stash_meta->pkg_gen + stash_meta->cache_gen;
   if (mg) {
       const AMT * const amtp = (AMT*)mg->mg_ptr;
@@ -1760,6 +1815,9 @@ Perl_amagic_call(pTHX_ SV *left, SV *right, int method, int flags)
   int fl=0;
 #endif
   HV* stash=NULL;
+
+  PERL_ARGS_ASSERT_AMAGIC_CALL;
+
   if (!(AMGf_noleft & flags) && SvAMAGIC(left)
       && (stash = SvSTASH(SvRV(left)))
       && (mg = mg_find((SV*)stash, PERL_MAGIC_overload_table))
@@ -2127,6 +2185,9 @@ Perl_is_gv_magical_sv(pTHX_ SV *name, U32 flags)
 {
     STRLEN len;
     const char * const temp = SvPV_const(name, len);
+
+    PERL_ARGS_ASSERT_IS_GV_MAGICAL_SV;
+
     return is_gv_magical(temp, len, flags);
 }
 
@@ -2153,11 +2214,13 @@ Perl_is_gv_magical(pTHX_ const char *name, STRLEN len, U32 flags)
     PERL_UNUSED_CONTEXT;
     PERL_UNUSED_ARG(flags);
 
+    PERL_ARGS_ASSERT_IS_GV_MAGICAL;
+
     if (len > 1) {
        const char * const name1 = name + 1;
        switch (*name) {
        case 'I':
-           if (len == 3 && name1[1] == 'S' && name[2] == 'A')
+           if (len == 3 && name[1] == 'S' && name[2] == 'A')
                goto yes;
            break;
        case 'O':
@@ -2275,7 +2338,7 @@ Perl_gv_name_set(pTHX_ GV *gv, const char *name, U32 len, U32 flags)
     dVAR;
     U32 hash;
 
-    assert(name);
+    PERL_ARGS_ASSERT_GV_NAME_SET;
     PERL_UNUSED_ARG(flags);
 
     if (len > I32_MAX)