* "A time to plant, and a time to uproot what was planted..."
*/
+/*
+ * nice_chunk and nice_chunk size need to be set
+ * and queried under the protection of sv_mutex
+ */
+void
+Perl_offer_nice_chunk(pTHX_ void *chunk, U32 chunk_size)
+{
+ void *new_chunk;
+ U32 new_chunk_size;
+ LOCK_SV_MUTEX;
+ new_chunk = (void *)(chunk);
+ new_chunk_size = (chunk_size);
+ if (new_chunk_size > PL_nice_chunk_size) {
+ Safefree(PL_nice_chunk);
+ PL_nice_chunk = (char *) new_chunk;
+ PL_nice_chunk_size = new_chunk_size;
+ } else {
+ Safefree(chunk);
+ }
+ UNLOCK_SV_MUTEX;
+}
#ifdef DEBUG_LEAKING_SCALARS
# ifdef NETWARE
}
else {
char *chunk; /* must use New here to match call to */
- New(704,chunk,PERL_ARENA_SIZE,char); /* Safefree() in sv_free_arenas() */
+ Newx(chunk,PERL_ARENA_SIZE,char); /* Safefree() in sv_free_arenas() */
sv_add_arena(chunk, PERL_ARENA_SIZE, 0);
}
uproot_SV(sv);
free_arena(pte);
#endif
- if (PL_nice_chunk)
- Safefree(PL_nice_chunk);
+ Safefree(PL_nice_chunk);
PL_nice_chunk = Nullch;
PL_nice_chunk_size = 0;
PL_sv_arenaroot = 0;
#define FUV_SUBSCRIPT_WITHIN 4 /* "within @foo" */
STATIC SV*
-S_varname(pTHX_ GV *gv, const char *gvtype, PADOFFSET targ,
+S_varname(pTHX_ GV *gv, const char gvtype, PADOFFSET targ,
SV* keyname, I32 aindex, int subscript_type)
{
const char *p;
HV * const hv = GvSTASH(gv);
- sv_setpv(name, gvtype);
if (!hv)
p = "???";
else if (!(p=HvNAME_get(hv)))
p = "__ANON__";
- if (strNE(p, "main")) {
- sv_catpv(name,p);
- sv_catpvn(name,"::", 2);
- }
+ if (strEQ(p, "main"))
+ sv_setpvn(name, &gvtype, 1);
+ else
+ Perl_sv_setpvf(aTHX_ name, "%c%s::", gvtype, p);
+
if (GvNAMELEN(gv)>= 1 &&
((unsigned int)*GvNAME(gv)) <= 26)
{ /* handle $^FOO */
if (match && subscript_type == FUV_SUBSCRIPT_WITHIN)
break;
- return varname(gv, hash ? "%" : "@", obase->op_targ,
+ return varname(gv, hash ? '%' : '@', obase->op_targ,
keysv, index, subscript_type);
}
case OP_PADSV:
if (match && PAD_SVl(obase->op_targ) != uninit_sv)
break;
- return varname(Nullgv, "$", obase->op_targ,
+ return varname(Nullgv, '$', obase->op_targ,
Nullsv, 0, FUV_SUBSCRIPT_NONE);
case OP_GVSV:
gv = cGVOPx_gv(obase);
if (!gv || (match && GvSV(gv) != uninit_sv))
break;
- return varname(gv, "$", 0, Nullsv, 0, FUV_SUBSCRIPT_NONE);
+ return varname(gv, '$', 0, Nullsv, 0, FUV_SUBSCRIPT_NONE);
case OP_AELEMFAST:
if (obase->op_flags & OPf_SPECIAL) { /* lexical array */
if (!svp || *svp != uninit_sv)
break;
}
- return varname(Nullgv, "$", obase->op_targ,
+ return varname(Nullgv, '$', obase->op_targ,
Nullsv, (I32)obase->op_private, FUV_SUBSCRIPT_ARRAY);
}
else {
if (!svp || *svp != uninit_sv)
break;
}
- return varname(gv, "$", 0,
+ return varname(gv, '$', 0,
Nullsv, (I32)obase->op_private, FUV_SUBSCRIPT_ARRAY);
}
break;
}
}
if (obase->op_type == OP_HELEM)
- return varname(gv, "%", o->op_targ,
+ return varname(gv, '%', o->op_targ,
cSVOPx_sv(kid), 0, FUV_SUBSCRIPT_HASH);
else
- return varname(gv, "@", o->op_targ, Nullsv,
+ return varname(gv, '@', o->op_targ, Nullsv,
SvIV(cSVOPx_sv(kid)), FUV_SUBSCRIPT_ARRAY);
;
}
if (obase->op_type == OP_HELEM) {
SV * const keysv = S_find_hash_subscript(aTHX_ (HV*)sv, uninit_sv);
if (keysv)
- return varname(gv, "%", o->op_targ,
+ return varname(gv, '%', o->op_targ,
keysv, 0, FUV_SUBSCRIPT_HASH);
}
else {
const I32 index = S_find_array_subscript(aTHX_ (AV*)sv, uninit_sv);
if (index >= 0)
- return varname(gv, "@", o->op_targ,
+ return varname(gv, '@', o->op_targ,
Nullsv, index, FUV_SUBSCRIPT_ARRAY);
}
if (match)
break;
return varname(gv,
(o->op_type == OP_PADAV || o->op_type == OP_RV2AV)
- ? "@" : "%",
+ ? '@' : '%',
o->op_targ, Nullsv, 0, FUV_SUBSCRIPT_WITHIN);
}
gv = cGVOPx_gv(o);
if (match && GvSV(gv) != uninit_sv)
break;
- return varname(gv, "$", 0,
+ return varname(gv, '$', 0,
Nullsv, 0, FUV_SUBSCRIPT_NONE);
}
/* other possibilities not handled are:
case OP_SCHOMP:
case OP_CHOMP:
if (SvROK(PL_rs) && uninit_sv == SvRV(PL_rs))
- return sv_2mortal(newSVpv("${$/}", 0));
+ return sv_2mortal(newSVpvn("${$/}", 5));
/* FALL THROUGH */
default:
char *start;
const char *end;
const size_t count = PERL_ARENA_SIZE/size;
- New(0, start, count*size, char);
+ Newx(start, count*size, char);
*((void **) start) = *arena_root;
*arena_root = (void *)start;
/* grab a new thing from the free list, allocating more if necessary */
+/* 1st, the inline version */
+
+#define new_body_inline(xpv, arena_root, root, size) \
+ STMT_START { \
+ LOCK_SV_MUTEX; \
+ xpv = *((void **)(root)) \
+ ? *((void **)(root)) : S_more_bodies(aTHX_ arena_root, root, size); \
+ *(root) = *(void**)(xpv); \
+ UNLOCK_SV_MUTEX; \
+ } STMT_END
+
+/* now use the inline version in the proper function */
+
STATIC void *
S_new_body(pTHX_ void **arena_root, void **root, size_t size)
{
void *xpv;
- LOCK_SV_MUTEX;
- xpv = *root ? *root : S_more_bodies(aTHX_ arena_root, root, size);
- *root = *(void**)xpv;
- UNLOCK_SV_MUTEX;
+ new_body_inline(xpv, arena_root, root, size);
return xpv;
}
#define del_body(thing, root) \
STMT_START { \
+ void **thing_copy = (void **)thing; \
LOCK_SV_MUTEX; \
- *(void **)thing = *root; \
- *root = (void*)thing; \
+ *thing_copy = *root; \
+ *root = (void*)thing_copy; \
UNLOCK_SV_MUTEX; \
} STMT_END
(void**)&(my_perl->Ixpvbm_root), sizeof(XPVBM), 0)
*/
-#define new_body(TYPE,lctype) \
+#define new_body_type(TYPE,lctype) \
S_new_body(aTHX_ (void**)&PL_ ## lctype ## _arenaroot, \
(void**)&PL_ ## lctype ## _root, \
sizeof(TYPE))
#else /* !PURIFY */
-#define new_XNV() new_body(NV, xnv)
+#define new_XNV() new_body_type(NV, xnv)
#define del_XNV(p) del_body_type(p, NV, xnv)
#define new_XPV() new_body_allocated(XPV, xpv, xpv_cur)
#define new_XPVIV() new_body_allocated(XPVIV, xpviv, xpv_cur)
#define del_XPVIV(p) del_body_allocated(p, XPVIV, xpviv, xpv_cur)
-#define new_XPVNV() new_body(XPVNV, xpvnv)
+#define new_XPVNV() new_body_type(XPVNV, xpvnv)
#define del_XPVNV(p) del_body_type(p, XPVNV, xpvnv)
-#define new_XPVCV() new_body(XPVCV, xpvcv)
+#define new_XPVCV() new_body_type(XPVCV, xpvcv)
#define del_XPVCV(p) del_body_type(p, XPVCV, xpvcv)
#define new_XPVAV() new_body_allocated(XPVAV, xpvav, xav_fill)
#define new_XPVHV() new_body_allocated(XPVHV, xpvhv, xhv_fill)
#define del_XPVHV(p) del_body_allocated(p, XPVHV, xpvhv, xhv_fill)
-#define new_XPVMG() new_body(XPVMG, xpvmg)
+#define new_XPVMG() new_body_type(XPVMG, xpvmg)
#define del_XPVMG(p) del_body_type(p, XPVMG, xpvmg)
-#define new_XPVGV() new_body(XPVGV, xpvgv)
+#define new_XPVGV() new_body_type(XPVGV, xpvgv)
#define del_XPVGV(p) del_body_type(p, XPVGV, xpvgv)
-#define new_XPVLV() new_body(XPVLV, xpvlv)
+#define new_XPVLV() new_body_type(XPVLV, xpvlv)
#define del_XPVLV(p) del_body_type(p, XPVLV, xpvlv)
-#define new_XPVBM() new_body(XPVBM, xpvbm)
+#define new_XPVBM() new_body_type(XPVBM, xpvbm)
#define del_XPVBM(p) del_body_type(p, XPVBM, xpvbm)
#endif /* PURIFY */
assert(new_body_length);
#ifndef PURIFY
/* This points to the start of the allocated area. */
- new_body = S_new_body(aTHX_ new_body_arenaroot, new_body_arena,
- new_body_length);
+ new_body_inline(new_body, new_body_arenaroot, new_body_arena,
+ new_body_length);
#else
/* We always allocated the full length item with PURIFY */
new_body_length += new_body_offset;
void
Perl_sv_setuv_mg(pTHX_ register SV *sv, UV u)
{
- /* With these two if statements:
- u=1.49 s=0.52 cu=72.49 cs=10.64 scripts=270 tests=20865
-
- without
- u=1.35 s=0.47 cu=73.45 cs=11.43 scripts=270 tests=20865
-
- If you wish to remove them, please benchmark to see what the effect is
- */
- if (u <= (UV)IV_MAX) {
- sv_setiv(sv, (IV)u);
- } else {
- sv_setiv(sv, 0);
- SvIsUV_on(sv);
- sv_setuv(sv,u);
- }
+ sv_setiv(sv, 0);
+ SvIsUV_on(sv);
+ sv_setuv(sv,u);
SvSETMAGIC(sv);
}
const char *pv;
if (DO_UTF8(sv)) {
- dsv = sv_2mortal(newSVpv("", 0));
+ dsv = sv_2mortal(newSVpvn("", 0));
pv = sv_uni_display(dsv, sv, 10, 0);
} else {
char *d = tmpbuf;
return asIV(sv);
if (!SvROK(sv)) {
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
- if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
+ if (!PL_localizing && ckWARN(WARN_UNINITIALIZED))
report_uninit(sv);
}
return 0;
#endif /* NV_PRESERVES_UV */
}
} else {
- if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP))
+ if (!PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP) && ckWARN(WARN_UNINITIALIZED))
report_uninit(sv);
if (SvTYPE(sv) < SVt_IV)
/* Typically the caller expects that sv_any is not NULL now. */
return asUV(sv);
if (!SvROK(sv)) {
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
- if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
+ if (!PL_localizing && ckWARN(WARN_UNINITIALIZED))
report_uninit(sv);
}
return 0;
}
else {
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
- if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
+ if (!PL_localizing && ckWARN(WARN_UNINITIALIZED))
report_uninit(sv);
}
if (SvTYPE(sv) < SVt_IV)
if (SvNOKp(sv))
return SvNVX(sv);
if (SvPOKp(sv) && SvLEN(sv)) {
- if (ckWARN(WARN_NUMERIC) && !SvIOKp(sv) &&
+ if (!SvIOKp(sv) && ckWARN(WARN_NUMERIC) &&
!grok_number(SvPVX_const(sv), SvCUR(sv), NULL))
not_a_number(sv);
return Atof(SvPVX_const(sv));
}
if (!SvROK(sv)) {
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
- if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
+ if (!PL_localizing && ckWARN(WARN_UNINITIALIZED))
report_uninit(sv);
}
return (NV)0;
else if (SvPOKp(sv) && SvLEN(sv)) {
UV value;
const int numtype = grok_number(SvPVX_const(sv), SvCUR(sv), &value);
- if (ckWARN(WARN_NUMERIC) && !SvIOKp(sv) && !numtype)
+ if (!SvIOKp(sv) && !numtype && ckWARN(WARN_NUMERIC))
not_a_number(sv);
#ifdef NV_PRESERVES_UV
if ((numtype & (IS_NUMBER_IN_UV | IS_NUMBER_NOT_INT))
#endif /* NV_PRESERVES_UV */
}
else {
- if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP))
+ if (!PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP) && ckWARN(WARN_UNINITIALIZED))
report_uninit(sv);
if (SvTYPE(sv) < SVt_NV)
/* Typically the caller expects that sv_any is not NULL now. */
*/
static char *
-uiv_2buf(char *buf, IV iv, UV uv, int is_uv, char **peob)
+S_uiv_2buf(char *buf, IV iv, UV uv, int is_uv, char **peob)
{
char *ptr = buf + TYPE_CHARS(UV);
char *ebuf = ptr;
}
if (!SvROK(sv)) {
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
- if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
+ if (!PL_localizing && ckWARN(WARN_UNINITIALIZED))
report_uninit(sv);
}
if (lp)
}
}
- New(616, mg->mg_ptr, mg->mg_len + 1 + left, char);
+ Newx(mg->mg_ptr, mg->mg_len + 1 + left, char);
Copy("(?", mg->mg_ptr, 2, char);
Copy(reflags, mg->mg_ptr+2, left, char);
Copy(":", mg->mg_ptr+left+2, 1, char);
#endif
}
else {
- if (ckWARN(WARN_UNINITIALIZED)
- && !PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP))
+ if (!PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP) && ckWARN(WARN_UNINITIALIZED))
report_uninit(sv);
if (lp)
*lp = 0;
bool
Perl_sv_2bool(pTHX_ register SV *sv)
{
- if (SvGMAGICAL(sv))
- mg_get(sv);
+ SvGETMAGIC(sv);
if (!SvOK(sv))
return 0;
return FALSE;
e = (const U8 *) SvEND(sv);
while (c < e) {
- U8 ch = *c++;
+ const U8 ch = *c++;
if (!UTF8_IS_INVARIANT(ch)) {
SvUTF8_on(sv);
break;
{
if (len) { /* this SV was SvIsCOW_normal(sv) */
/* we need to find the SV pointing to us. */
- SV *current = SV_COW_NEXT_SV(after);
+ SV * const current = SV_COW_NEXT_SV(after);
if (current == sv) {
/* The SV we point to points back to us (there were only two of us
if (SvREADONLY(sv)) {
/* At this point I believe I should acquire a global SV mutex. */
if (SvFAKE(sv)) {
- const char *pvx = SvPVX_const(sv);
+ const char * const pvx = SvPVX_const(sv);
const STRLEN len = SvLEN(sv);
const STRLEN cur = SvCUR(sv);
SV * const next = SV_COW_NEXT_SV(sv); /* next COW sv in the loop. */
}
SvFAKE_off(sv);
SvREADONLY_off(sv);
- /* This SV doesn't own the buffer, so need to New() a new one: */
+ /* This SV doesn't own the buffer, so need to Newx() a new one: */
SvPV_set(sv, (char*)0);
SvLEN_set(sv, 0);
if (flags & SV_COW_DROP_PV) {
#else
if (SvREADONLY(sv)) {
if (SvFAKE(sv)) {
- const char *pvx = SvPVX_const(sv);
+ const char * const pvx = SvPVX_const(sv);
const STRLEN len = SvCUR(sv);
SvFAKE_off(sv);
SvREADONLY_off(sv);
if (SvTYPE(sv) < SVt_PVMG) {
SvUPGRADE(sv, SVt_PVMG);
}
- Newz(702,mg, 1, MAGIC);
+ Newxz(mg, 1, MAGIC);
mg->mg_moremagic = SvMAGIC(sv);
SvMAGIC_set(sv, mg);
void
Perl_sv_magic(pTHX_ register SV *sv, SV *obj, int how, const char *name, I32 namlen)
{
- const MGVTBL *vtable = 0;
+ const MGVTBL *vtable;
MAGIC* mg;
#ifdef PERL_OLD_COPY_ON_WRITE
sv_force_normal_flags(sv, 0);
#endif
if (SvREADONLY(sv)) {
- if (IN_PERL_RUNTIME
+ if (
+ /* its okay to attach magic to shared strings; the subsequent
+ * upgrade to PVMG will unshare the string */
+ !(SvFAKE(sv) && SvTYPE(sv) < SVt_PVMG)
+
+ && IN_PERL_RUNTIME
&& how != PERL_MAGIC_regex_global
&& how != PERL_MAGIC_bm
&& how != PERL_MAGIC_fm
vtable = &PL_vtbl_nkeys;
break;
case PERL_MAGIC_dbfile:
- vtable = 0;
+ vtable = NULL;
break;
case PERL_MAGIC_dbline:
vtable = &PL_vtbl_dbline;
case PERL_MAGIC_rhash:
case PERL_MAGIC_symtab:
case PERL_MAGIC_vstring:
- vtable = 0;
+ vtable = NULL;
break;
case PERL_MAGIC_utf8:
vtable = &PL_vtbl_utf8;
/* Useful for attaching extension internal data to perl vars. */
/* Note that multiple extensions may clash if magical scalars */
/* etc holding private data from one are passed to another. */
+ vtable = NULL;
break;
default:
Perl_croak(aTHX_ "Don't know how to handle magic of type \\%o", how);
}
/* Rest of work is done else where */
- mg = sv_magicext(sv,obj,how,(MGVTBL*)vtable,name,namlen);
+ mg = sv_magicext(sv,obj,how,vtable,name,namlen);
switch (how) {
case PERL_MAGIC_taint:
{
const U32 refcnt = SvREFCNT(sv);
SV_CHECK_THINKFIRST_COW_DROP(sv);
- if (SvREFCNT(nsv) != 1 && ckWARN_d(WARN_INTERNAL))
- Perl_warner(aTHX_ packWARN(WARN_INTERNAL), "Reference miscount in sv_replace()");
+ if (SvREFCNT(nsv) != 1) {
+ Perl_croak(aTHX_ "panic: reference miscount on nsv in sv_replace() (%"
+ UVuf " != 1)", (UV) SvREFCNT(nsv));
+ }
if (SvMAGICAL(sv)) {
if (SvMAGICAL(nsv))
mg_free(nsv);
Perl_sv_clear(pTHX_ register SV *sv)
{
dVAR;
- HV* stash;
+ void** old_body_arena;
+ size_t old_body_offset;
+ const U32 type = SvTYPE(sv);
+
assert(sv);
assert(SvREFCNT(sv) == 0);
+ if (type <= SVt_IV)
+ return;
+
+ old_body_arena = 0;
+ old_body_offset = 0;
+
if (SvOBJECT(sv)) {
if (PL_defstash) { /* Still have a symbol table? */
dSP;
+ HV* stash;
do {
CV* destructor;
stash = SvSTASH(sv);
if (SvOBJECT(sv)) {
SvREFCNT_dec(SvSTASH(sv)); /* possibly of changed persuasion */
SvOBJECT_off(sv); /* Curse the object. */
- if (SvTYPE(sv) != SVt_PVIO)
+ if (type != SVt_PVIO)
--PL_sv_objcount; /* XXX Might want something more general */
}
}
- if (SvTYPE(sv) >= SVt_PVMG) {
+ if (type >= SVt_PVMG) {
if (SvMAGIC(sv))
mg_free(sv);
- if (SvTYPE(sv) == SVt_PVMG && SvFLAGS(sv) & SVpad_TYPED)
+ if (type == SVt_PVMG && SvFLAGS(sv) & SVpad_TYPED)
SvREFCNT_dec(SvSTASH(sv));
}
- stash = NULL;
- switch (SvTYPE(sv)) {
+ switch (type) {
case SVt_PVIO:
if (IoIFP(sv) &&
IoIFP(sv) != PerlIO_stdin() &&
Safefree(IoTOP_NAME(sv));
Safefree(IoFMT_NAME(sv));
Safefree(IoBOTTOM_NAME(sv));
- /* FALL THROUGH */
+ /* PVIOs aren't from arenas */
+ goto freescalar;
case SVt_PVBM:
+ old_body_arena = (void **) &PL_xpvbm_root;
goto freescalar;
case SVt_PVCV:
+ old_body_arena = (void **) &PL_xpvcv_root;
case SVt_PVFM:
+ /* PVFMs aren't from arenas */
cv_undef((CV*)sv);
goto freescalar;
case SVt_PVHV:
hv_undef((HV*)sv);
+ old_body_arena = (void **) &PL_xpvhv_root;
+ old_body_offset = STRUCT_OFFSET(XPVHV, xhv_fill);
break;
case SVt_PVAV:
av_undef((AV*)sv);
+ old_body_arena = (void **) &PL_xpvav_root;
+ old_body_offset = STRUCT_OFFSET(XPVAV, xav_fill);
break;
case SVt_PVLV:
if (LvTYPE(sv) == 'T') { /* for tie: return HE to pool */
}
else if (LvTYPE(sv) != 't') /* unless tie: unrefcnted fake SV** */
SvREFCNT_dec(LvTARG(sv));
+ old_body_arena = (void **) &PL_xpvlv_root;
goto freescalar;
case SVt_PVGV:
gp_free((GV*)sv);
Safefree(GvNAME(sv));
- /* cannot decrease stash refcount yet, as we might recursively delete
- ourselves when the refcnt drops to zero. Delay SvREFCNT_dec
- of stash until current sv is completely gone.
- -- JohnPC, 27 Mar 1998 */
- stash = GvSTASH(sv);
- /* FALL THROUGH */
+ /* If we're in a stash, we don't own a reference to it. However it does
+ have a back reference to us, which needs to be cleared. */
+ if (GvSTASH(sv))
+ sv_del_backref((SV*)GvSTASH(sv), sv);
+ old_body_arena = (void **) &PL_xpvgv_root;
+ goto freescalar;
case SVt_PVMG:
+ old_body_arena = (void **) &PL_xpvmg_root;
+ goto freescalar;
case SVt_PVNV:
+ old_body_arena = (void **) &PL_xpvnv_root;
+ goto freescalar;
case SVt_PVIV:
+ old_body_arena = (void **) &PL_xpviv_root;
+ old_body_offset = STRUCT_OFFSET(XPVIV, xpv_cur);
freescalar:
/* Don't bother with SvOOK_off(sv); as we're only going to free it. */
if (SvOOK(sv)) {
SvPV_set(sv, SvPVX_mutable(sv) - SvIVX(sv));
/* Don't even bother with turning off the OOK flag. */
}
- /* FALL THROUGH */
+ goto pvrv_common;
case SVt_PV:
+ old_body_arena = (void **) &PL_xpv_root;
+ old_body_offset = STRUCT_OFFSET(XPV, xpv_cur);
case SVt_RV:
+ pvrv_common:
if (SvROK(sv)) {
SV *target = SvRV(sv);
if (SvWEAKREF(sv))
}
#endif
break;
-/*
case SVt_NV:
- case SVt_IV:
- case SVt_NULL:
+ old_body_arena = (void **) &PL_xnv_root;
break;
-*/
}
- switch (SvTYPE(sv)) {
- case SVt_NULL:
- break;
- case SVt_IV:
- break;
- case SVt_NV:
- del_XNV(SvANY(sv));
- break;
- case SVt_RV:
- break;
- case SVt_PV:
- del_XPV(SvANY(sv));
- break;
- case SVt_PVIV:
- del_XPVIV(SvANY(sv));
- break;
- case SVt_PVNV:
- del_XPVNV(SvANY(sv));
- break;
- case SVt_PVMG:
- del_XPVMG(SvANY(sv));
- break;
- case SVt_PVLV:
- del_XPVLV(SvANY(sv));
- break;
- case SVt_PVAV:
- del_XPVAV(SvANY(sv));
- break;
- case SVt_PVHV:
- del_XPVHV(SvANY(sv));
- break;
- case SVt_PVCV:
- del_XPVCV(SvANY(sv));
- break;
- case SVt_PVGV:
- del_XPVGV(SvANY(sv));
- /* code duplication for increased performance. */
- SvFLAGS(sv) &= SVf_BREAK;
- SvFLAGS(sv) |= SVTYPEMASK;
- /* decrease refcount of the stash that owns this GV, if any */
- if (stash)
- sv_del_backref((SV*)stash, sv);
- return; /* not break, SvFLAGS reset already happened */
- case SVt_PVBM:
- del_XPVBM(SvANY(sv));
- break;
- case SVt_PVFM:
- del_XPVFM(SvANY(sv));
- break;
- case SVt_PVIO:
- del_XPVIO(SvANY(sv));
- break;
- }
SvFLAGS(sv) &= SVf_BREAK;
SvFLAGS(sv) |= SVTYPEMASK;
+
+#ifndef PURIFY
+ if (old_body_arena) {
+ del_body(((char *)SvANY(sv) + old_body_offset), old_body_arena);
+ }
+ else
+#endif
+ if (type > SVt_RV) {
+ my_safefree(SvANY(sv));
+ }
}
/*
if ((*mgp)->mg_ptr)
*cachep = (STRLEN *) (*mgp)->mg_ptr;
else {
- Newz(0, *cachep, PERL_MAGIC_UTF8_CACHESIZE * 2, STRLEN);
+ Newxz(*cachep, PERL_MAGIC_UTF8_CACHESIZE * 2, STRLEN);
(*mgp)->mg_ptr = (char *) *cachep;
}
assert(*cachep);
assert(mg);
if (!mg->mg_ptr) {
- Newz(0, cache, PERL_MAGIC_UTF8_CACHESIZE * 2, STRLEN);
+ Newxz(cache, PERL_MAGIC_UTF8_CACHESIZE * 2, STRLEN);
mg->mg_ptr = (char *) cache;
}
assert(cache);
/*The big, slow, and stupid way. */
#ifdef USE_HEAP_INSTEAD_OF_STACK /* Even slower way. */
STDCHAR *buf = 0;
- New(0, buf, 8192, STDCHAR);
+ Newx(buf, 8192, STDCHAR);
assert(buf);
#else
STDCHAR buf[8192];
if (!sv)
return;
- if (SvGMAGICAL(sv))
- mg_get(sv);
+ SvGETMAGIC(sv);
if (SvTHINKFIRST(sv)) {
if (SvIsCOW(sv))
sv_force_normal_flags(sv, 0);
if (!sv)
return;
- if (SvGMAGICAL(sv))
- mg_get(sv);
+ SvGETMAGIC(sv);
if (SvTHINKFIRST(sv)) {
if (SvIsCOW(sv))
sv_force_normal_flags(sv, 0);
}
else {
(void)SvIOK_only_UV(sv);
- SvUV_set(sv, SvUVX(sv) + 1);
+ SvUV_set(sv, SvUVX(sv) - 1);
}
} else {
if (SvIVX(sv) == IV_MIN)
Andreas would like keys he put in as utf8 to come back as utf8
*/
STRLEN utf8_len = HEK_LEN(hek);
- U8 *as_utf8 = bytes_to_utf8 ((U8*)HEK_KEY(hek), &utf8_len);
- SV *sv = newSVpvn ((char*)as_utf8, utf8_len);
+ const U8 *as_utf8 = bytes_to_utf8 ((U8*)HEK_KEY(hek), &utf8_len);
+ SV * const sv = newSVpvn ((const char*)as_utf8, utf8_len);
SvUTF8_on (sv);
Safefree (as_utf8); /* bytes_to_utf8() allocates a new string */
that would contain the (wrong) hash value, and might get passed
into an hv routine with a regular hash */
- SV *sv = newSVpvn (HEK_KEY(hek), HEK_LEN(hek));
+ SV * const sv = newSVpvn (HEK_KEY(hek), HEK_LEN(hek));
if (HEK_UTF8(hek))
SvUTF8_on (sv);
return sv;
return;
if (!*s) { /* reset ?? searches */
- MAGIC *mg = mg_find((SV *)stash, PERL_MAGIC_symtab);
+ MAGIC * const mg = mg_find((SV *)stash, PERL_MAGIC_symtab);
if (mg) {
PMOP *pm = (PMOP *) mg->mg_obj;
while (pm) {
goto fix_gv;
default:
- if (SvGMAGICAL(sv))
- mg_get(sv);
+ SvGETMAGIC(sv);
if (SvROK(sv)) {
SV **sp = &sv; /* Used in tryAMAGICunDEREF macro. */
tryAMAGICunDEREF(to_cv);
STRLEN len;
if (SvREADONLY(sv) && !(flags & SV_MUTABLE_RETURN)) {
+ const char * const ref = sv_reftype(sv,0);
if (PL_op)
Perl_croak(aTHX_ "Can't coerce readonly %s to string in %s",
- sv_reftype(sv,0), OP_NAME(PL_op));
+ ref, OP_NAME(PL_op));
else
- Perl_croak(aTHX_ "Can't coerce readonly %s to string",
- sv_reftype(sv,0));
+ Perl_croak(aTHX_ "Can't coerce readonly %s to string", ref);
}
- if (SvTYPE(sv) > SVt_PVLV && SvTYPE(sv) != SVt_PVFM) {
+ if (SvTYPE(sv) > SVt_PVLV && SvTYPE(sv) != SVt_PVFM)
Perl_croak(aTHX_ "Can't coerce %s to string in %s", sv_reftype(sv,0),
OP_NAME(PL_op));
- }
- else
- s = sv_2pv_flags(sv, &len, flags);
+ s = sv_2pv_flags(sv, &len, flags);
if (lp)
*lp = len;
{
if (!sv)
return 0;
- if (SvGMAGICAL(sv))
- mg_get(sv);
+ SvGETMAGIC(sv);
if (!SvROK(sv))
return 0;
sv = (SV*)SvRV(sv);
const char *hvname;
if (!sv)
return 0;
- if (SvGMAGICAL(sv))
- mg_get(sv);
+ SvGETMAGIC(sv);
if (!SvROK(sv))
return 0;
sv = (SV*)SvRV(sv);
void
Perl_sv_unref_flags(pTHX_ SV *ref, U32 flags)
{
- SV* target = SvRV(ref);
+ SV* const target = SvRV(ref);
if (SvWEAKREF(ref)) {
sv_del_backref(target, ref);
Perl_sv_untaint(pTHX_ SV *sv)
{
if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) {
- MAGIC *mg = mg_find(sv, PERL_MAGIC_taint);
+ MAGIC * const mg = mg_find(sv, PERL_MAGIC_taint);
if (mg)
mg->mg_len &= ~1;
}
{
char buf[TYPE_CHARS(UV)];
char *ebuf;
- char *ptr = uiv_2buf(buf, iv, 0, 0, &ebuf);
+ char * const ptr = uiv_2buf(buf, iv, 0, 0, &ebuf);
sv_setpvn(sv, ptr, ebuf - ptr);
}
{
char buf[TYPE_CHARS(UV)];
char *ebuf;
- char *ptr = uiv_2buf(buf, iv, 0, 0, &ebuf);
+ char * const ptr = uiv_2buf(buf, iv, 0, 0, &ebuf);
sv_setpvn(sv, ptr, ebuf - ptr);
SvSETMAGIC(sv);
=cut
*/
+
+#define VECTORIZE_ARGS vecsv = va_arg(*args, SV*);\
+ vecstr = (U8*)SvPV_const(vecsv,veclen);\
+ vec_utf8 = DO_UTF8(vecsv);
+
/* XXX maybe_tainted is never assigned to, so the doc above is lying. */
void
/* no matter what, this is a string now */
(void)SvPV_force(sv, origlen);
- /* special-case "", "%s", and "%-p" (SVf) */
+ /* special-case "", "%s", and "%-p" (SVf - see below) */
if (patlen == 0)
return;
if (patlen == 2 && pat[0] == '%' && pat[1] == 's') {
- if (args) {
- const char * const s = va_arg(*args, char*);
- sv_catpv(sv, s ? s : nullstr);
- }
- else if (svix < svmax) {
- sv_catsv(sv, *svargs);
- if (DO_UTF8(*svargs))
- SvUTF8_on(sv);
- }
- return;
+ if (args) {
+ const char * const s = va_arg(*args, char*);
+ sv_catpv(sv, s ? s : nullstr);
+ }
+ else if (svix < svmax) {
+ sv_catsv(sv, *svargs);
+ if (DO_UTF8(*svargs))
+ SvUTF8_on(sv);
+ }
+ return;
}
- if (patlen == 3 && pat[0] == '%' &&
- pat[1] == '-' && pat[2] == 'p') {
- if (args) {
- argsv = va_arg(*args, SV*);
- sv_catsv(sv, argsv);
- if (DO_UTF8(argsv))
- SvUTF8_on(sv);
- return;
- }
+ if (args && patlen == 3 && pat[0] == '%' &&
+ pat[1] == '-' && pat[2] == 'p') {
+ argsv = va_arg(*args, SV*);
+ sv_catsv(sv, argsv);
+ if (DO_UTF8(argsv))
+ SvUTF8_on(sv);
+ return;
}
#ifndef USE_LONG_DOUBLE
\d+|\*(\d+\$)? width using optional (optionally specified) arg
\.(\d*|\*(\d+\$)?) precision using optional (optionally specified) arg
[hlqLV] size
- [%bcdefginopsux_DFOUX] format (mandatory)
+ [%bcdefginopsuxDFOUX] format (mandatory)
*/
+
+ if (args) {
+/*
+ As of perl5.9.3, printf format checking is on by default.
+ Internally, perl uses %p formats to provide an escape to
+ some extended formatting. This block deals with those
+ extensions: if it does not match, (char*)q is reset and
+ the normal format processing code is used.
+
+ Currently defined extensions are:
+ %p include pointer address (standard)
+ %-p (SVf) include an SV (previously %_)
+ %-<num>p include an SV with precision <num>
+ %1p (VDf) include a v-string (as %vd)
+ %<num>p reserved for future extensions
+
+ Robin Barker 2005-07-14
+*/
+ char* r = q;
+ bool sv = FALSE;
+ STRLEN n = 0;
+ if (*q == '-')
+ sv = *q++;
+ EXPECT_NUMBER(q, n);
+ if (*q++ == 'p') {
+ if (sv) { /* SVf */
+ if (n) {
+ precis = n;
+ has_precis = TRUE;
+ }
+ argsv = va_arg(*args, SV*);
+ eptr = SvPVx_const(argsv, elen);
+ if (DO_UTF8(argsv))
+ is_utf8 = TRUE;
+ goto string;
+ }
+#if vdNUMBER
+ else if (n == vdNUMBER) { /* VDf */
+ vectorize = TRUE;
+ VECTORIZE_ARGS
+ goto format_vd;
+ }
+#endif
+ else if (n) {
+ if (ckWARN_d(WARN_INTERNAL))
+ Perl_warner(aTHX_ packWARN(WARN_INTERNAL),
+ "internal %%<num>p might conflict with future printf extensions");
+ }
+ }
+ q = r;
+ }
+
if (EXPECT_NUMBER(q, width)) {
if (*q == '$') {
++q;
}
if (!asterisk)
+ {
if( *q == '0' )
fill = *q++;
EXPECT_NUMBER(q, width);
+ }
if (vectorize) {
if (vectorarg) {
is_utf8 = TRUE;
}
if (args) {
- vecsv = va_arg(*args, SV*);
- vecstr = (U8*)SvPV_const(vecsv,veclen);
- vec_utf8 = DO_UTF8(vecsv);
+ VECTORIZE_ARGS
}
else if (efix ? efix <= svmax : svix < svmax) {
vecsv = svargs[efix ? efix-1 : svix++];
/* INTEGERS */
case 'p':
- if (left && args) { /* SVf */
- left = FALSE;
- if (width) {
- precis = width;
- has_precis = TRUE;
- width = 0;
- }
- if (vectorize)
- goto unknown;
- argsv = va_arg(*args, SV*);
- eptr = SvPVx_const(argsv, elen);
- if (DO_UTF8(argsv))
- is_utf8 = TRUE;
- goto string;
- }
if (alt || vectorize)
goto unknown;
uv = PTR2UV(args ? va_arg(*args, void*) : argsv);
/* FALL THROUGH */
case 'd':
case 'i':
+#if vdNUMBER
+ format_vd:
+#endif
if (vectorize) {
STRLEN ulen;
if (!veclen)
if (PL_efloatsize < need) {
Safefree(PL_efloatbuf);
PL_efloatsize = need + 20; /* more fudge */
- New(906, PL_efloatbuf, PL_efloatsize, char);
+ Newx(PL_efloatbuf, PL_efloatsize, char);
PL_efloatbuf[0] = '\0';
}
default:
unknown:
- if (!args && ckWARN(WARN_PRINTF) &&
- (PL_op->op_type == OP_PRTF || PL_op->op_type == OP_SPRINTF)) {
+ if (!args
+ && (PL_op->op_type == OP_PRTF || PL_op->op_type == OP_SPRINTF)
+ && ckWARN(WARN_PRINTF))
+ {
SV *msg = sv_newmortal();
Perl_sv_setpvf(aTHX_ msg, "Invalid conversion in %sprintf: ",
(PL_op->op_type == OP_PRTF) ? "" : "s");
len = r->offsets[0];
npar = r->nparens+1;
- Newc(0, ret, sizeof(regexp) + (len+1)*sizeof(regnode), char, regexp);
+ Newxc(ret, sizeof(regexp) + (len+1)*sizeof(regnode), char, regexp);
Copy(r->program, ret->program, len+1, regnode);
- New(0, ret->startp, npar, I32);
+ Newx(ret->startp, npar, I32);
Copy(r->startp, ret->startp, npar, I32);
- New(0, ret->endp, npar, I32);
+ Newx(ret->endp, npar, I32);
Copy(r->startp, ret->startp, npar, I32);
- New(0, ret->substrs, 1, struct reg_substr_data);
+ Newx(ret->substrs, 1, struct reg_substr_data);
for (s = ret->substrs->data, i = 0; i < 3; i++, s++) {
s->min_offset = r->substrs->data[i].min_offset;
s->max_offset = r->substrs->data[i].max_offset;
const int count = r->data->count;
int i;
- Newc(0, d, sizeof(struct reg_data) + count*sizeof(void *),
+ Newxc(d, sizeof(struct reg_data) + count*sizeof(void *),
char, struct reg_data);
- New(0, d->what, count, U8);
+ Newx(d->what, count, U8);
d->count = count;
for (i = 0; i < count; i++) {
break;
case 'f':
/* This is cheating. */
- New(0, d->data[i], 1, struct regnode_charclass_class);
+ Newx(d->data[i], 1, struct regnode_charclass_class);
StructCopy(r->data->data[i], d->data[i],
struct regnode_charclass_class);
ret->regstclass = (regnode*)d->data[i];
else
ret->data = NULL;
- New(0, ret->offsets, 2*len+1, U32);
+ Newx(ret->offsets, 2*len+1, U32);
Copy(r->offsets, ret->offsets, 2*len+1, U32);
ret->precomp = SAVEPVN(r->precomp, r->prelen);
return ret;
/* create anew and remember what it is */
- Newz(0, ret, 1, GP);
+ Newxz(ret, 1, GP);
ptr_table_store(PL_ptr_table, gp, ret);
/* clone */
for (; mg; mg = mg->mg_moremagic) {
MAGIC *nmg;
- Newz(0, nmg, 1, MAGIC);
+ Newxz(nmg, 1, MAGIC);
if (mgprev)
mgprev->mg_moremagic = nmg;
else
Perl_ptr_table_new(pTHX)
{
PTR_TBL_t *tbl;
- Newz(0, tbl, 1, PTR_TBL_t);
+ Newxz(tbl, 1, PTR_TBL_t);
tbl->tbl_max = 511;
tbl->tbl_items = 0;
- Newz(0, tbl->tbl_ary, tbl->tbl_max + 1, PTR_TBL_ENT_t*);
+ Newxz(tbl->tbl_ary, tbl->tbl_max + 1, PTR_TBL_ENT_t*);
return tbl;
}
# define PTR_TABLE_HASH(ptr) (PTR2UV(ptr) >> 2)
#endif
-#define new_pte() new_body(struct ptr_tbl_ent, pte)
#define del_pte(p) del_body_type(p, struct ptr_tbl_ent, pte)
/* map an existing pointer using a table */
return;
}
}
- tblent = new_pte();
+ new_body_inline(tblent, (void**)&PL_pte_arenaroot, (void**)&PL_pte_root,
+ sizeof(struct ptr_tbl_ent));
tblent->oldval = oldv;
tblent->newval = newv;
tblent->next = *otblent;
new_body:
assert(new_body_length);
#ifndef PURIFY
- new_body = (void*)((char*)S_new_body(aTHX_ new_body_arenaroot,
- new_body_arena,
- new_body_length)
- - new_body_offset);
+ new_body_inline(new_body, new_body_arenaroot, new_body_arena,
+ new_body_length);
+ new_body = (void*)((char*)new_body - new_body_offset);
#else
/* We always allocated the full length item with PURIFY */
new_body_length += new_body_offset;
SSize_t items = AvFILLp((AV*)sstr) + 1;
src_ary = AvARRAY((AV*)sstr);
- Newz(0, dst_ary, AvMAX((AV*)sstr)+1, SV*);
+ Newxz(dst_ary, AvMAX((AV*)sstr)+1, SV*);
ptr_table_store(PL_ptr_table, src_ary, dst_ary);
SvPV_set(dstr, (char*)dst_ary);
AvALLOC((AV*)dstr) = dst_ary;
XPVHV * const dxhv = (XPVHV*)SvANY(dstr);
XPVHV * const sxhv = (XPVHV*)SvANY(sstr);
char *darray;
- New(0, darray,
- PERL_HV_ARRAY_ALLOC_BYTES(dxhv->xhv_max+1)
+ Newx(darray, PERL_HV_ARRAY_ALLOC_BYTES(dxhv->xhv_max+1)
+ (SvOOK(sstr) ? sizeof(struct xpvhv_aux) : 0),
char);
HvARRAY(dstr) = (HE**)darray;
return ncxs;
/* create anew and remember what it is */
- Newz(56, ncxs, max + 1, PERL_CONTEXT);
+ Newxz(ncxs, max + 1, PERL_CONTEXT);
ptr_table_store(PL_ptr_table, cxs, ncxs);
while (ix >= 0) {
return nsi;
/* create anew and remember what it is */
- Newz(56, nsi, 1, PERL_SI);
+ Newxz(nsi, 1, PERL_SI);
ptr_table_store(PL_ptr_table, si, nsi);
nsi->si_stack = av_dup_inc(si->si_stack, param);
void (*dptr) (void*);
void (*dxptr) (pTHX_ void*);
- Newz(54, nss, max, ANY);
+ Newxz(nss, max, ANY);
while (ix > 0) {
I32 i = POPINT(ss,ix);
param->stashes = newAV(); /* Setup array of objects to call clone on */
+ /* Set tainting stuff before PerlIO_debug can possibly get called */
+ PL_tainting = proto_perl->Itainting;
+ PL_taint_warn = proto_perl->Itaint_warn;
+
#ifdef PERLIO_LAYERS
/* Clone PerlIO tables as soon as we can handle general xx_dup() */
PerlIO_clone(aTHX_ proto_perl, param);
PL_fdpid = av_dup_inc(proto_perl->Ifdpid, param);
/* internal state */
- PL_tainting = proto_perl->Itainting;
- PL_taint_warn = proto_perl->Itaint_warn;
PL_maxo = proto_perl->Imaxo;
if (proto_perl->Iop_mask)
PL_op_mask = SAVEPVN(proto_perl->Iop_mask, PL_maxo);
/* interpreter atexit processing */
PL_exitlistlen = proto_perl->Iexitlistlen;
if (PL_exitlistlen) {
- New(0, PL_exitlist, PL_exitlistlen, PerlExitListEntry);
+ Newx(PL_exitlist, PL_exitlistlen, PerlExitListEntry);
Copy(proto_perl->Iexitlist, PL_exitlist, PL_exitlistlen, PerlExitListEntry);
}
else
PL_bitcount = Nullch; /* reinits on demand */
if (proto_perl->Ipsig_pend) {
- Newz(0, PL_psig_pend, SIG_SIZE, int);
+ Newxz(PL_psig_pend, SIG_SIZE, int);
}
else {
PL_psig_pend = (int*)NULL;
}
if (proto_perl->Ipsig_ptr) {
- Newz(0, PL_psig_ptr, SIG_SIZE, SV*);
- Newz(0, PL_psig_name, SIG_SIZE, SV*);
+ Newxz(PL_psig_ptr, SIG_SIZE, SV*);
+ Newxz(PL_psig_name, SIG_SIZE, SV*);
for (i = 1; i < SIG_SIZE; i++) {
PL_psig_ptr[i] = sv_dup_inc(proto_perl->Ipsig_ptr[i], param);
PL_psig_name[i] = sv_dup_inc(proto_perl->Ipsig_name[i], param);
PL_tmps_ix = proto_perl->Ttmps_ix;
PL_tmps_max = proto_perl->Ttmps_max;
PL_tmps_floor = proto_perl->Ttmps_floor;
- Newz(50, PL_tmps_stack, PL_tmps_max, SV*);
+ Newxz(PL_tmps_stack, PL_tmps_max, SV*);
i = 0;
while (i <= PL_tmps_ix) {
PL_tmps_stack[i] = sv_dup_inc(proto_perl->Ttmps_stack[i], param);
/* next PUSHMARK() sets *(PL_markstack_ptr+1) */
i = proto_perl->Tmarkstack_max - proto_perl->Tmarkstack;
- Newz(54, PL_markstack, i, I32);
+ Newxz(PL_markstack, i, I32);
PL_markstack_max = PL_markstack + (proto_perl->Tmarkstack_max
- proto_perl->Tmarkstack);
PL_markstack_ptr = PL_markstack + (proto_perl->Tmarkstack_ptr
* NOTE: unlike the others! */
PL_scopestack_ix = proto_perl->Tscopestack_ix;
PL_scopestack_max = proto_perl->Tscopestack_max;
- Newz(54, PL_scopestack, PL_scopestack_max, I32);
+ Newxz(PL_scopestack, PL_scopestack_max, I32);
Copy(proto_perl->Tscopestack, PL_scopestack, PL_scopestack_ix, I32);
/* NOTE: si_dup() looks at PL_markstack */
* NOTE: unlike the others! */
PL_savestack_ix = proto_perl->Tsavestack_ix;
PL_savestack_max = proto_perl->Tsavestack_max;
- /*Newz(54, PL_savestack, PL_savestack_max, ANY);*/
+ /*Newxz(PL_savestack, PL_savestack_max, ANY);*/
PL_savestack = ss_dup(proto_perl, param);
}
else {