#include "EXTERN.h"
#include "perl.h"
+static void hv_magic_check _((HV *hv, bool *needs_copy, bool *needs_store));
+#ifndef PERL_OBJECT
static void hsplit _((HV *hv));
static void hfreeentries _((HV *hv));
-static void hv_magic_check _((HV *hv, bool *needs_copy, bool *needs_store));
static HE* more_he _((void));
+#endif
-static HE*
+STATIC HE*
new_he(void)
{
HE* he;
return more_he();
}
-static void
+STATIC void
del_he(HE *p)
{
HeNEXT(p) = (HE*)he_root;
he_root = p;
}
-static HE*
+STATIC HE*
more_he(void)
{
register HE* he;
register HE* heend;
- he_root = (HE*)safemalloc(1008);
+ New(54, he_root, 1008/sizeof(HE), HE);
he = he_root;
heend = &he[1008 / sizeof(HE) - 1];
while (he < heend) {
return new_he();
}
-static HEK *
+STATIC HEK *
save_hek(char *str, I32 len, U32 hash)
{
char *k;
dTHR;
sv = sv_newmortal();
mg_copy((SV*)hv, sv, key, klen);
- Sv = sv;
- return &Sv;
+ hv_fetch_sv = sv;
+ return &hv_fetch_sv;
}
#ifdef ENV_IS_CASELESS
else if (mg_find((SV*)hv,'E')) {
if (HvNAME(hv) && strEQ(HvNAME(hv),ENV_HV_NAME)) {
char *gotenv;
- if ((gotenv = ENV_getenv(key)) != Nullch) {
+ if ((gotenv = PerlEnv_getenv(key)) != Nullch) {
sv = newSVpv(gotenv,strlen(gotenv));
SvTAINTED_on(sv);
return hv_store(hv,key,klen,sv,hash);
if (SvRMAGICAL(hv)) {
if (mg_find((SV*)hv,'P')) {
- static HE mh;
-
+ dTHR;
sv = sv_newmortal();
keysv = sv_2mortal(newSVsv(keysv));
mg_copy((SV*)hv, sv, (char*)keysv, HEf_SVKEY);
- if (!HeKEY_hek(&mh)) {
+ if (!HeKEY_hek(&hv_fetch_ent_mh)) {
char *k;
New(54, k, HEK_BASESIZE + sizeof(SV*), char);
- HeKEY_hek(&mh) = (HEK*)k;
+ HeKEY_hek(&hv_fetch_ent_mh) = (HEK*)k;
}
- HeSVKEY_set(&mh, keysv);
- HeVAL(&mh) = sv;
- return &mh;
+ HeSVKEY_set(&hv_fetch_ent_mh, keysv);
+ HeVAL(&hv_fetch_ent_mh) = sv;
+ return &hv_fetch_ent_mh;
}
#ifdef ENV_IS_CASELESS
else if (mg_find((SV*)hv,'E')) {
if (HvNAME(hv) && strEQ(HvNAME(hv),ENV_HV_NAME)) {
char *gotenv;
- if ((gotenv = ENV_getenv(key)) != Nullch) {
+ if ((gotenv = PerlEnv_getenv(key)) != Nullch) {
sv = newSVpv(gotenv,strlen(gotenv));
SvTAINTED_on(sv);
return hv_store_ent(hv,keysv,sv,hash);
return FALSE;
}
-static void
+STATIC void
hsplit(HV *hv)
{
register XPVHV* xhv = (XPVHV*)SvANY(hv);
I32 oldsize = (I32) xhv->xhv_max + 1; /* sic(k) */
register I32 newsize = oldsize * 2;
register I32 i;
- register HE **a;
+ register HE **a = (HE**)xhv->xhv_array;
register HE **b;
register HE *entry;
register HE **oentry;
-#ifndef STRANGE_MALLOC
- I32 tmp;
-#endif
- a = (HE**)xhv->xhv_array;
nomemok = TRUE;
-#ifdef STRANGE_MALLOC
+#if defined(STRANGE_MALLOC) || defined(MYMALLOC)
Renew(a, newsize, HE*);
+ if (!a) {
+ nomemok = FALSE;
+ return;
+ }
#else
- i = newsize * sizeof(HE*);
#define MALLOC_OVERHEAD 16
- tmp = MALLOC_OVERHEAD;
- while (tmp - MALLOC_OVERHEAD < i)
- tmp += tmp;
- tmp -= MALLOC_OVERHEAD;
- tmp /= sizeof(HE*);
- assert(tmp >= newsize);
- New(2,a, tmp, HE*);
+ New(2, a, newsize*sizeof(HE*) * 2 - MALLOC_OVERHEAD, char);
+ if (!a) {
+ nomemok = FALSE;
+ return;
+ }
Copy(xhv->xhv_array, a, oldsize, HE*);
if (oldsize >= 64) {
offer_nice_chunk(xhv->xhv_array,
a = (HE**)xhv->xhv_array;
if (a) {
nomemok = TRUE;
-#ifdef STRANGE_MALLOC
+#if defined(STRANGE_MALLOC) || defined(MYMALLOC)
Renew(a, newsize, HE*);
+ if (!a) {
+ nomemok = FALSE;
+ return;
+ }
#else
- i = newsize * sizeof(HE*);
- j = MALLOC_OVERHEAD;
- while (j - MALLOC_OVERHEAD < i)
- j += j;
- j -= MALLOC_OVERHEAD;
- j /= sizeof(HE*);
- assert(j >= newsize);
- New(2, a, j, HE*);
+ New(2, a, newsize * sizeof(HE*) * 2 - MALLOC_OVERHEAD, char);
+ if (!a) {
+ nomemok = FALSE;
+ return;
+ }
Copy(xhv->xhv_array, a, oldsize, HE*);
if (oldsize >= 64) {
offer_nice_chunk(xhv->xhv_array,
Zero(&a[oldsize], newsize-oldsize, HE*); /* zero 2nd half*/
}
else {
+#if defined(STRANGE_MALLOC) || defined(MYMALLOC)
Newz(0, a, newsize, HE*);
+#else
+ Newz(0, a, newsize * sizeof(HE*) * 2 - MALLOC_OVERHEAD, char);
+#endif
}
xhv->xhv_max = --newsize;
xhv->xhv_array = (char*)a;
return hv;
}
+HV *
+newHVhv(HV *ohv)
+{
+ register HV *hv;
+ register XPVHV* xhv;
+ STRLEN hv_max = ohv ? HvMAX(ohv) : 0;
+ STRLEN hv_fill = ohv ? HvFILL(ohv) : 0;
+
+ hv = newHV();
+ while (hv_max && hv_max + 1 >= hv_fill * 2)
+ hv_max = hv_max / 2; /* Is always 2^n-1 */
+ ((XPVHV*)SvANY(hv))->xhv_max = hv_max;
+ if (!hv_fill)
+ return hv;
+
+#if 0
+ if (!SvRMAGICAL(ohv) || !mg_find((SV*)ohv,'P')) {
+ /* Quick way ???*/
+ }
+ else
+#endif
+ {
+ HE *entry;
+ I32 hv_riter = HvRITER(ohv); /* current root of iterator */
+ HE *hv_eiter = HvEITER(ohv); /* current entry of iterator */
+
+ /* Slow way */
+ hv_iterinit(hv);
+ while (entry = hv_iternext(ohv)) {
+ hv_store(hv, HeKEY(entry), HeKLEN(entry),
+ SvREFCNT_inc(HeVAL(entry)), HeHASH(entry));
+ }
+ HvRITER(ohv) = hv_riter;
+ HvEITER(ohv) = hv_eiter;
+ }
+
+ return hv;
+}
+
void
hv_free_ent(HV *hv, register HE *entry)
{
+ SV *val;
+
if (!entry)
return;
- if (isGV(HeVAL(entry)) && GvCVu(HeVAL(entry)) && HvNAME(hv))
+ val = HeVAL(entry);
+ if (val && isGV(val) && GvCVu(val) && HvNAME(hv))
sub_generation++; /* may be deletion of method from stash */
- SvREFCNT_dec(HeVAL(entry));
+ SvREFCNT_dec(val);
if (HeKLEN(entry) == HEf_SVKEY) {
SvREFCNT_dec(HeKEY_sv(entry));
Safefree(HeKEY_hek(entry));
mg_clear((SV*)hv);
}
-static void
+STATIC void
hfreeentries(HV *hv)
{
register HE **array;
}
xhv->xhv_riter = -1;
xhv->xhv_eiter = Null(HE*);
- return xhv->xhv_fill; /* should be xhv->xhv_keys? May change later */
+ return xhv->xhv_keys; /* used to be xhv->xhv_fill before 5.004_65 */
}
HE *
https://perl5.git.perl.org / perl5.git / blobdiff