/* sv.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.
static void del_xnv _((XPVNV* p));
static void del_xpv _((XPV* p));
static void del_xrv _((XRV* p));
-static void sv_mortalgrow _((void));
static void sv_unglob _((SV* sv));
-static void sv_check_thinkfirst _((SV *sv));
#ifndef PURIFY
static void *my_safemalloc(MEM_SIZE size);
#endif /* PERL_OBJECT */
-#define SV_CHECK_THINKFIRST(sv) if (SvTHINKFIRST(sv)) sv_check_thinkfirst(sv)
+#define SV_CHECK_THINKFIRST(sv) if (SvTHINKFIRST(sv)) sv_force_normal(sv)
#ifdef PURIFY
-#define new_SV(p) \
- do { \
- LOCK_SV_MUTEX; \
- (p) = (SV*)safemalloc(sizeof(SV)); \
- reg_add(p); \
- UNLOCK_SV_MUTEX; \
- } while (0)
-
-#define del_SV(p) \
- do { \
- LOCK_SV_MUTEX; \
- reg_remove(p); \
- Safefree((char*)(p)); \
- UNLOCK_SV_MUTEX; \
- } while (0)
+#define new_SV(p) \
+ STMT_START { \
+ LOCK_SV_MUTEX; \
+ (p) = (SV*)safemalloc(sizeof(SV)); \
+ reg_add(p); \
+ UNLOCK_SV_MUTEX; \
+ SvANY(p) = 0; \
+ SvREFCNT(p) = 1; \
+ SvFLAGS(p) = 0; \
+ } STMT_END
+
+#define del_SV(p) \
+ STMT_START { \
+ LOCK_SV_MUTEX; \
+ reg_remove(p); \
+ Safefree((char*)(p)); \
+ UNLOCK_SV_MUTEX; \
+ } STMT_END
static SV **registry;
static I32 registry_size;
#define REGHASH(sv,size) ((((U32)(sv)) >> 2) % (size))
#define REG_REPLACE(sv,a,b) \
- do { \
- void* p = sv->sv_any; \
- I32 h = REGHASH(sv, registry_size); \
- I32 i = h; \
- while (registry[i] != (a)) { \
- if (++i >= registry_size) \
- i = 0; \
- if (i == h) \
- die("SV registry bug"); \
- } \
- registry[i] = (b); \
- } while (0)
+ STMT_START { \
+ void* p = sv->sv_any; \
+ I32 h = REGHASH(sv, registry_size); \
+ I32 i = h; \
+ while (registry[i] != (a)) { \
+ if (++i >= registry_size) \
+ i = 0; \
+ if (i == h) \
+ die("SV registry bug"); \
+ } \
+ registry[i] = (b); \
+ } STMT_END
#define REG_ADD(sv) REG_REPLACE(sv,Nullsv,sv)
#define REG_REMOVE(sv) REG_REPLACE(sv,sv,Nullsv)
* "A time to plant, and a time to uproot what was planted..."
*/
-#define plant_SV(p) \
- do { \
- SvANY(p) = (void *)PL_sv_root; \
- SvFLAGS(p) = SVTYPEMASK; \
- PL_sv_root = (p); \
- --PL_sv_count; \
- } while (0)
+#define plant_SV(p) \
+ STMT_START { \
+ SvANY(p) = (void *)PL_sv_root; \
+ SvFLAGS(p) = SVTYPEMASK; \
+ PL_sv_root = (p); \
+ --PL_sv_count; \
+ } STMT_END
/* sv_mutex must be held while calling uproot_SV() */
-#define uproot_SV(p) \
- do { \
- (p) = PL_sv_root; \
- PL_sv_root = (SV*)SvANY(p); \
- ++PL_sv_count; \
- } while (0)
-
-#define new_SV(p) do { \
- LOCK_SV_MUTEX; \
- if (PL_sv_root) \
- uproot_SV(p); \
- else \
- (p) = more_sv(); \
- UNLOCK_SV_MUTEX; \
- } while (0)
+#define uproot_SV(p) \
+ STMT_START { \
+ (p) = PL_sv_root; \
+ PL_sv_root = (SV*)SvANY(p); \
+ ++PL_sv_count; \
+ } STMT_END
+
+#define new_SV(p) \
+ STMT_START { \
+ LOCK_SV_MUTEX; \
+ if (PL_sv_root) \
+ uproot_SV(p); \
+ else \
+ (p) = more_sv(); \
+ UNLOCK_SV_MUTEX; \
+ SvANY(p) = 0; \
+ SvREFCNT(p) = 1; \
+ SvFLAGS(p) = 0; \
+ } STMT_END
#ifdef DEBUGGING
-#define del_SV(p) do { \
- LOCK_SV_MUTEX; \
- if (PL_debug & 32768) \
- del_sv(p); \
- else \
- plant_SV(p); \
- UNLOCK_SV_MUTEX; \
- } while (0)
+#define del_SV(p) \
+ STMT_START { \
+ LOCK_SV_MUTEX; \
+ if (PL_debug & 32768) \
+ del_sv(p); \
+ else \
+ plant_SV(p); \
+ UNLOCK_SV_MUTEX; \
+ } STMT_END
STATIC void
del_sv(SV *p)
#ifdef PURIFY
# define my_safemalloc(s) safemalloc(s)
-# define my_safefree(s) free(s)
+# define my_safefree(s) safefree(s)
#else
STATIC void*
my_safemalloc(MEM_SIZE size)
return TRUE;
}
-char *
-sv_peek(SV *sv)
-{
-#ifdef DEBUGGING
- SV *t = sv_newmortal();
- STRLEN prevlen;
- int unref = 0;
-
- sv_setpvn(t, "", 0);
- retry:
- if (!sv) {
- sv_catpv(t, "VOID");
- goto finish;
- }
- else if (sv == (SV*)0x55555555 || SvTYPE(sv) == 'U') {
- sv_catpv(t, "WILD");
- goto finish;
- }
- else if (sv == &PL_sv_undef || sv == &PL_sv_no || sv == &PL_sv_yes) {
- if (sv == &PL_sv_undef) {
- sv_catpv(t, "SV_UNDEF");
- if (!(SvFLAGS(sv) & (SVf_OK|SVf_OOK|SVs_OBJECT|
- SVs_GMG|SVs_SMG|SVs_RMG)) &&
- SvREADONLY(sv))
- goto finish;
- }
- else if (sv == &PL_sv_no) {
- sv_catpv(t, "SV_NO");
- if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
- SVs_GMG|SVs_SMG|SVs_RMG)) &&
- !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
- SVp_POK|SVp_NOK)) &&
- SvCUR(sv) == 0 &&
- SvNVX(sv) == 0.0)
- goto finish;
- }
- else {
- sv_catpv(t, "SV_YES");
- if (!(SvFLAGS(sv) & (SVf_ROK|SVf_OOK|SVs_OBJECT|
- SVs_GMG|SVs_SMG|SVs_RMG)) &&
- !(~SvFLAGS(sv) & (SVf_POK|SVf_NOK|SVf_READONLY|
- SVp_POK|SVp_NOK)) &&
- SvCUR(sv) == 1 &&
- SvPVX(sv) && *SvPVX(sv) == '1' &&
- SvNVX(sv) == 1.0)
- goto finish;
- }
- sv_catpv(t, ":");
- }
- else if (SvREFCNT(sv) == 0) {
- sv_catpv(t, "(");
- unref++;
- }
- if (SvROK(sv)) {
- sv_catpv(t, "\\");
- if (SvCUR(t) + unref > 10) {
- SvCUR(t) = unref + 3;
- *SvEND(t) = '\0';
- sv_catpv(t, "...");
- goto finish;
- }
- sv = (SV*)SvRV(sv);
- goto retry;
- }
- switch (SvTYPE(sv)) {
- default:
- sv_catpv(t, "FREED");
- goto finish;
-
- case SVt_NULL:
- sv_catpv(t, "UNDEF");
- goto finish;
- case SVt_IV:
- sv_catpv(t, "IV");
- break;
- case SVt_NV:
- sv_catpv(t, "NV");
- break;
- case SVt_RV:
- sv_catpv(t, "RV");
- break;
- case SVt_PV:
- sv_catpv(t, "PV");
- break;
- case SVt_PVIV:
- sv_catpv(t, "PVIV");
- break;
- case SVt_PVNV:
- sv_catpv(t, "PVNV");
- break;
- case SVt_PVMG:
- sv_catpv(t, "PVMG");
- break;
- case SVt_PVLV:
- sv_catpv(t, "PVLV");
- break;
- case SVt_PVAV:
- sv_catpv(t, "AV");
- break;
- case SVt_PVHV:
- sv_catpv(t, "HV");
- break;
- case SVt_PVCV:
- if (CvGV(sv))
- sv_catpvf(t, "CV(%s)", GvNAME(CvGV(sv)));
- else
- sv_catpv(t, "CV()");
- goto finish;
- case SVt_PVGV:
- sv_catpv(t, "GV");
- break;
- case SVt_PVBM:
- sv_catpv(t, "BM");
- break;
- case SVt_PVFM:
- sv_catpv(t, "FM");
- break;
- case SVt_PVIO:
- sv_catpv(t, "IO");
- break;
- }
-
- if (SvPOKp(sv)) {
- if (!SvPVX(sv))
- sv_catpv(t, "(null)");
- if (SvOOK(sv))
- sv_catpvf(t, "(%ld+\"%.127s\")",(long)SvIVX(sv),SvPVX(sv));
- else
- sv_catpvf(t, "(\"%.127s\")",SvPVX(sv));
- }
- else if (SvNOKp(sv)) {
- SET_NUMERIC_STANDARD();
- sv_catpvf(t, "(%g)",SvNVX(sv));
- }
- else if (SvIOKp(sv))
- sv_catpvf(t, "(%ld)",(long)SvIVX(sv));
- else
- sv_catpv(t, "()");
-
- finish:
- if (unref) {
- while (unref--)
- sv_catpv(t, ")");
- }
- return SvPV(t, PL_na);
-#else /* DEBUGGING */
- return "";
-#endif /* DEBUGGING */
-}
-
int
sv_backoff(register SV *sv)
{
break;
case SVt_PVGV:
- if (SvFAKE(sv)) {
- sv_unglob(sv);
- break;
- }
- /* FALL THROUGH */
case SVt_PVAV:
case SVt_PVHV:
case SVt_PVCV:
break;
case SVt_PVGV:
- if (SvFAKE(sv)) {
- sv_unglob(sv);
- break;
- }
- /* FALL THROUGH */
case SVt_PVAV:
case SVt_PVHV:
case SVt_PVCV:
}
if (SvTHINKFIRST(sv)) {
if (SvROK(sv)) {
-#ifdef OVERLOAD
SV* tmpstr;
if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv, numer)))
- return SvIV(tmpstr);
-#endif /* OVERLOAD */
+ return SvIV(tmpstr);
return (IV)SvRV(sv);
}
if (SvREADONLY(sv)) {
}
if (SvTHINKFIRST(sv)) {
if (SvROK(sv)) {
-#ifdef OVERLOAD
SV* tmpstr;
if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv, numer)))
- return SvUV(tmpstr);
-#endif /* OVERLOAD */
+ return SvUV(tmpstr);
return (UV)SvRV(sv);
}
if (SvREADONLY(sv)) {
}
if (SvTHINKFIRST(sv)) {
if (SvROK(sv)) {
-#ifdef OVERLOAD
SV* tmpstr;
if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv,numer)))
- return SvNV(tmpstr);
-#endif /* OVERLOAD */
+ return SvNV(tmpstr);
return (double)(unsigned long)SvRV(sv);
}
if (SvREADONLY(sv)) {
}
char *
+sv_2pv_nolen(register SV *sv)
+{
+ STRLEN n_a;
+ return sv_2pv(sv, &n_a);
+}
+
+char *
sv_2pv(register SV *sv, STRLEN *lp)
{
register char *s;
}
if (SvTHINKFIRST(sv)) {
if (SvROK(sv)) {
-#ifdef OVERLOAD
SV* tmpstr;
if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv,string)))
- return SvPV(tmpstr,*lp);
-#endif /* OVERLOAD */
+ return SvPV(tmpstr,*lp);
sv = (SV*)SvRV(sv);
if (!sv)
s = "NULLREF";
if (!SvOK(sv))
return 0;
if (SvROK(sv)) {
-#ifdef OVERLOAD
- {
dTHR;
SV* tmpsv;
if (SvAMAGIC(sv) && (tmpsv = AMG_CALLun(sv,bool_)))
- return SvTRUE(tmpsv);
- }
-#endif /* OVERLOAD */
+ return SvTRUE(tmpsv);
return SvRV(sv) != 0;
}
if (SvPOKp(sv)) {
stype = SvTYPE(sstr);
dtype = SvTYPE(dstr);
- if (dtype == SVt_PVGV && (SvFLAGS(dstr) & SVf_FAKE)) {
- sv_unglob(dstr); /* so fake GLOB won't perpetuate */
- sv_setpvn(dstr, "", 0);
- (void)SvPOK_only(dstr);
- dtype = SvTYPE(dstr);
- }
-
-#ifdef OVERLOAD
SvAMAGIC_off(dstr);
-#endif /* OVERLOAD */
+
/* There's a lot of redundancy below but we're going for speed here */
switch (stype) {
}
}
if (stype == SVt_PVLV)
- SvUPGRADE(dstr, SVt_PVNV);
+ (void)SvUPGRADE(dstr, SVt_PVNV);
else
- SvUPGRADE(dstr, stype);
+ (void)SvUPGRADE(dstr, stype);
}
sflags = SvFLAGS(sstr);
(void)SvIOK_on(dstr);
SvIVX(dstr) = SvIVX(sstr);
}
-#ifdef OVERLOAD
if (SvAMAGIC(sstr)) {
SvAMAGIC_on(dstr);
}
-#endif /* OVERLOAD */
}
else if (sflags & SVp_POK) {
(void)SvOK_off(sv);
return;
}
- if (SvTYPE(sv) >= SVt_PV) {
- if (SvFAKE(sv) && SvTYPE(sv) == SVt_PVGV)
- sv_unglob(sv);
- }
- else
- sv_upgrade(sv, SVt_PV);
+ (void)SvUPGRADE(sv, SVt_PV);
SvGROW(sv, len + 1);
dptr = SvPVX(sv);
return;
}
len = strlen(ptr);
- if (SvTYPE(sv) >= SVt_PV) {
- if (SvFAKE(sv) && SvTYPE(sv) == SVt_PVGV)
- sv_unglob(sv);
- }
- else
- sv_upgrade(sv, SVt_PV);
+ (void)SvUPGRADE(sv, SVt_PV);
SvGROW(sv, len + 1);
Move(ptr,SvPVX(sv),len+1,char);
SvSETMAGIC(sv);
}
-STATIC void
-sv_check_thinkfirst(register SV *sv)
+void
+sv_force_normal(register SV *sv)
{
if (SvREADONLY(sv)) {
dTHR;
}
if (SvROK(sv))
sv_unref(sv);
+ else if (SvFAKE(sv) && SvTYPE(sv) == SVt_PVGV)
+ sv_unglob(sv);
}
void
}
void
-sv_catpvn(register SV *sv, register char *ptr, register STRLEN len)
+sv_catpvn(register SV *sv, register const char *ptr, register STRLEN len)
{
STRLEN tlen;
char *junk;
}
void
-sv_catpvn_mg(register SV *sv, register char *ptr, register STRLEN len)
+sv_catpvn_mg(register SV *sv, register const char *ptr, register STRLEN len)
{
sv_catpvn(sv,ptr,len);
SvSETMAGIC(sv);
}
void
-sv_catpv(register SV *sv, register char *ptr)
+sv_catpv(register SV *sv, register const char *ptr)
{
register STRLEN len;
STRLEN tlen;
}
void
-sv_catpv_mg(register SV *sv, register char *ptr)
+sv_catpv_mg(register SV *sv, register const char *ptr)
{
sv_catpv(sv,ptr);
SvSETMAGIC(sv);
register SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
if (len) {
sv_upgrade(sv, SVt_PV);
SvGROW(sv, len + 1);
/* name is assumed to contain an SV* if (name && namelen == HEf_SVKEY) */
void
-sv_magic(register SV *sv, SV *obj, int how, char *name, I32 namlen)
+sv_magic(register SV *sv, SV *obj, int how, const char *name, I32 namlen)
{
MAGIC* mg;
case 0:
mg->mg_virtual = &PL_vtbl_sv;
break;
-#ifdef OVERLOAD
case 'A':
mg->mg_virtual = &PL_vtbl_amagic;
break;
case 'c':
mg->mg_virtual = 0;
break;
-#endif /* OVERLOAD */
case 'B':
mg->mg_virtual = &PL_vtbl_bm;
break;
G_DISCARD|G_EVAL|G_KEEPERR);
SvREFCNT(sv)--;
POPSTACK;
+ SPAGAIN;
LEAVE;
}
} while (SvOBJECT(sv) && SvSTASH(sv) != stash);
del_XRV(SvANY(&tmpref));
+
+ if (SvREFCNT(sv)) {
+ if (PL_in_clean_objs)
+ croak("DESTROY created new reference to dead object '%s'",
+ HvNAME(stash));
+ /* DESTROY gave object new lease on life */
+ return;
+ }
}
if (SvOBJECT(sv)) {
if (SvTYPE(sv) != SVt_PVIO)
--PL_sv_objcount; /* XXX Might want something more general */
}
- if (SvREFCNT(sv)) {
- if (PL_in_clean_objs)
- croak("DESTROY created new reference to dead object");
- /* DESTROY gave object new lease on life */
- return;
- }
}
if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv))
mg_free(sv);
IoIFP(sv) != PerlIO_stdin() &&
IoIFP(sv) != PerlIO_stdout() &&
IoIFP(sv) != PerlIO_stderr())
+ {
io_close((IO*)sv);
+ }
+ if (IoDIRP(sv)) {
+ PerlDir_close(IoDIRP(sv));
+ IoDIRP(sv) = 0;
+ }
Safefree(IoTOP_NAME(sv));
Safefree(IoFMT_NAME(sv));
Safefree(IoBOTTOM_NAME(sv));
SV_CHECK_THINKFIRST(sv);
(void)SvUPGRADE(sv, SVt_PV);
+
SvSCREAM_off(sv);
if (RsSNARF(PL_rs)) {
}
if (SvROK(sv)) {
IV i;
-#ifdef OVERLOAD
- if (SvAMAGIC(sv) && AMG_CALLun(sv,inc)) return;
-#endif /* OVERLOAD */
+ if (SvAMAGIC(sv) && AMG_CALLun(sv,inc))
+ return;
i = (IV)SvRV(sv);
sv_unref(sv);
sv_setiv(sv, i);
}
if (SvROK(sv)) {
IV i;
-#ifdef OVERLOAD
- if (SvAMAGIC(sv) && AMG_CALLun(sv,dec)) return;
-#endif /* OVERLOAD */
+ if (SvAMAGIC(sv) && AMG_CALLun(sv,dec))
+ return;
i = (IV)SvRV(sv);
sv_unref(sv);
sv_setiv(sv, i);
* hopefully we won't free it until it has been assigned to a
* permanent location. */
-STATIC void
-sv_mortalgrow(void)
-{
- dTHR;
- PL_tmps_max += (PL_tmps_max < 512) ? 128 : 512;
- Renew(PL_tmps_stack, PL_tmps_max, SV*);
-}
-
SV *
sv_mortalcopy(SV *oldstr)
{
register SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
sv_setsv(sv,oldstr);
- if (++PL_tmps_ix >= PL_tmps_max)
- sv_mortalgrow();
- PL_tmps_stack[PL_tmps_ix] = sv;
+ EXTEND_MORTAL(1);
+ PL_tmps_stack[++PL_tmps_ix] = sv;
SvTEMP_on(sv);
return sv;
}
register SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
SvFLAGS(sv) = SVs_TEMP;
- if (++PL_tmps_ix >= PL_tmps_max)
- sv_mortalgrow();
- PL_tmps_stack[PL_tmps_ix] = sv;
+ EXTEND_MORTAL(1);
+ PL_tmps_stack[++PL_tmps_ix] = sv;
return sv;
}
return sv;
if (SvREADONLY(sv) && SvIMMORTAL(sv))
return sv;
- if (++PL_tmps_ix >= PL_tmps_max)
- sv_mortalgrow();
- PL_tmps_stack[PL_tmps_ix] = sv;
+ EXTEND_MORTAL(1);
+ PL_tmps_stack[++PL_tmps_ix] = sv;
SvTEMP_on(sv);
return sv;
}
SV *
-newSVpv(char *s, STRLEN len)
+newSVpv(const char *s, STRLEN len)
{
register SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
if (!len)
len = strlen(s);
sv_setpvn(sv,s,len);
}
SV *
-newSVpvn(char *s, STRLEN len)
+newSVpvn(const char *s, STRLEN len)
{
register SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
sv_setpvn(sv,s,len);
return sv;
}
va_list args;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
va_start(args, pat);
sv_vsetpvfn(sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
va_end(args);
register SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
sv_setnv(sv,n);
return sv;
}
register SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
sv_setiv(sv,i);
return sv;
}
register SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
sv_upgrade(sv, SVt_RV);
SvTEMP_off(tmpRef);
SvRV(sv) = tmpRef;
return Nullsv;
}
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 1;
- SvFLAGS(sv) = 0;
if (SvTEMP(old)) {
SvTEMP_off(old);
sv_setsv(sv,old);
{
IO* io;
GV* gv;
+ STRLEN n_a;
switch (SvTYPE(sv)) {
case SVt_PVIO:
croak(PL_no_usym, "filehandle");
if (SvROK(sv))
return sv_2io(SvRV(sv));
- gv = gv_fetchpv(SvPV(sv,PL_na), FALSE, SVt_PVIO);
+ gv = gv_fetchpv(SvPV(sv,n_a), FALSE, SVt_PVIO);
if (gv)
io = GvIO(gv);
else
io = 0;
if (!io)
- croak("Bad filehandle: %s", SvPV(sv,PL_na));
+ croak("Bad filehandle: %s", SvPV(sv,n_a));
break;
}
return io;
{
GV *gv;
CV *cv;
+ STRLEN n_a;
if (!sv)
return *gvp = Nullgv, Nullcv;
SV **sp = &sv; /* Used in tryAMAGICunDEREF macro. */
tryAMAGICunDEREF(to_cv);
- cv = (CV*)SvRV(sv);
- if (SvTYPE(cv) != SVt_PVCV)
+ sv = SvRV(sv);
+ if (SvTYPE(sv) == SVt_PVCV) {
+ cv = (CV*)sv;
+ *gvp = Nullgv;
+ *st = CvSTASH(cv);
+ return cv;
+ }
+ else if(isGV(sv))
+ gv = (GV*)sv;
+ else
croak("Not a subroutine reference");
- *gvp = Nullgv;
- *st = CvSTASH(cv);
- return cv;
}
- if (isGV(sv))
+ else if (isGV(sv))
gv = (GV*)sv;
else
- gv = gv_fetchpv(SvPV(sv, PL_na), lref, SVt_PVCV);
+ gv = gv_fetchpv(SvPV(sv, n_a), lref, SVt_PVCV);
*gvp = gv;
if (!gv)
return Nullcv;
Nullop);
LEAVE;
if (!GvCVu(gv))
- croak("Unable to create sub named \"%s\"", SvPV(sv,PL_na));
+ croak("Unable to create sub named \"%s\"", SvPV(sv,n_a));
}
return GvCVu(gv);
}
}
char *
+sv_pv(SV *sv)
+{
+ STRLEN n_a;
+
+ if (SvPOK(sv))
+ return SvPVX(sv);
+
+ return sv_2pv(sv, &n_a);
+}
+
+char *
sv_pvn(SV *sv, STRLEN *lp)
{
if (SvPOK(sv)) {
{
char *s;
- if (SvREADONLY(sv)) {
- dTHR;
- if (PL_curcop != &PL_compiling)
- croak(PL_no_modify);
- }
+ if (SvTHINKFIRST(sv) && !SvROK(sv))
+ sv_force_normal(sv);
if (SvPOK(sv)) {
*lp = SvCUR(sv);
}
else {
if (SvTYPE(sv) > SVt_PVLV && SvTYPE(sv) != SVt_PVFM) {
- if (SvFAKE(sv) && SvTYPE(sv) == SVt_PVGV) {
- sv_unglob(sv);
- s = SvPVX(sv);
- *lp = SvCUR(sv);
- }
- else {
- dTHR;
- croak("Can't coerce %s to string in %s", sv_reftype(sv,0),
- PL_op_name[PL_op->op_type]);
- }
+ dTHR;
+ croak("Can't coerce %s to string in %s", sv_reftype(sv,0),
+ PL_op_name[PL_op->op_type]);
}
else
s = sv_2pv(sv, lp);
}
int
-sv_isa(SV *sv, char *name)
+sv_isa(SV *sv, const char *name)
{
if (!sv)
return 0;
}
SV*
-newSVrv(SV *rv, char *classname)
+newSVrv(SV *rv, const char *classname)
{
dTHR;
SV *sv;
new_SV(sv);
- SvANY(sv) = 0;
- SvREFCNT(sv) = 0;
- SvFLAGS(sv) = 0;
SV_CHECK_THINKFIRST(rv);
-#ifdef OVERLOAD
SvAMAGIC_off(rv);
-#endif /* OVERLOAD */
if (SvTYPE(rv) < SVt_RV)
sv_upgrade(rv, SVt_RV);
(void)SvOK_off(rv);
- SvRV(rv) = SvREFCNT_inc(sv);
+ SvRV(rv) = sv;
SvROK_on(rv);
if (classname) {
}
SV*
-sv_setref_pv(SV *rv, char *classname, void *pv)
+sv_setref_pv(SV *rv, const char *classname, void *pv)
{
if (!pv) {
sv_setsv(rv, &PL_sv_undef);
}
SV*
-sv_setref_iv(SV *rv, char *classname, IV iv)
+sv_setref_iv(SV *rv, const char *classname, IV iv)
{
sv_setiv(newSVrv(rv,classname), iv);
return rv;
}
SV*
-sv_setref_nv(SV *rv, char *classname, double nv)
+sv_setref_nv(SV *rv, const char *classname, double nv)
{
sv_setnv(newSVrv(rv,classname), nv);
return rv;
}
SV*
-sv_setref_pvn(SV *rv, char *classname, char *pv, I32 n)
+sv_setref_pvn(SV *rv, const char *classname, char *pv, STRLEN n)
{
sv_setpvn(newSVrv(rv,classname), pv, n);
return rv;
(void)SvUPGRADE(tmpRef, SVt_PVMG);
SvSTASH(tmpRef) = (HV*)SvREFCNT_inc(stash);
-#ifdef OVERLOAD
if (Gv_AMG(stash))
SvAMAGIC_on(sv);
else
SvAMAGIC_off(sv);
-#endif /* OVERLOAD */
return sv;
}
char *eptr = Nullch;
STRLEN elen = 0;
char ebuf[TYPE_DIGITS(int) * 2 + 16]; /* large enough for "%#.#f" */
-
- static char *efloatbuf = Nullch;
- static STRLEN efloatsize = 0;
-
char c;
int i;
unsigned base;
base = 10;
goto uns_integer;
+ case 'b':
+ base = 2;
+ goto uns_integer;
+
case 'O':
intsize = 'l';
/* FALL THROUGH */
if (alt && *eptr != '0')
*--eptr = '0';
break;
+ case 2:
+ do {
+ dig = uv & 1;
+ *--eptr = '0' + dig;
+ } while (uv >>= 1);
+ if (alt && *eptr != '0')
+ *--eptr = '0';
+ break;
default: /* it had better be ten or less */
do {
dig = uv % base;
need = width;
need += 20; /* fudge factor */
- if (efloatsize < need) {
- Safefree(efloatbuf);
- efloatsize = need + 20; /* more fudge */
- New(906, efloatbuf, efloatsize, char);
+ if (PL_efloatsize < need) {
+ Safefree(PL_efloatbuf);
+ PL_efloatsize = need + 20; /* more fudge */
+ New(906, PL_efloatbuf, PL_efloatsize, char);
}
eptr = ebuf + sizeof ebuf;
*--eptr = '#';
*--eptr = '%';
- (void)sprintf(efloatbuf, eptr, nv);
+ (void)sprintf(PL_efloatbuf, eptr, nv);
- eptr = efloatbuf;
- elen = strlen(efloatbuf);
+ eptr = PL_efloatbuf;
+ elen = strlen(PL_efloatbuf);
#ifdef LC_NUMERIC
/*
SvCUR(sv) = p - SvPVX(sv);
}
}
-
-void
-sv_dump(SV *sv)
-{
-#ifdef DEBUGGING
- SV *d = sv_newmortal();
- char *s;
- U32 flags;
- U32 type;
-
- if (!sv) {
- PerlIO_printf(Perl_debug_log, "SV = 0\n");
- return;
- }
-
- flags = SvFLAGS(sv);
- type = SvTYPE(sv);
-
- sv_setpvf(d, "(0x%lx)\n REFCNT = %ld\n FLAGS = (",
- (unsigned long)SvANY(sv), (long)SvREFCNT(sv));
- if (flags & SVs_PADBUSY) sv_catpv(d, "PADBUSY,");
- if (flags & SVs_PADTMP) sv_catpv(d, "PADTMP,");
- if (flags & SVs_PADMY) sv_catpv(d, "PADMY,");
- if (flags & SVs_TEMP) sv_catpv(d, "TEMP,");
- if (flags & SVs_OBJECT) sv_catpv(d, "OBJECT,");
- if (flags & SVs_GMG) sv_catpv(d, "GMG,");
- if (flags & SVs_SMG) sv_catpv(d, "SMG,");
- if (flags & SVs_RMG) sv_catpv(d, "RMG,");
-
- if (flags & SVf_IOK) sv_catpv(d, "IOK,");
- if (flags & SVf_NOK) sv_catpv(d, "NOK,");
- if (flags & SVf_POK) sv_catpv(d, "POK,");
- if (flags & SVf_ROK) sv_catpv(d, "ROK,");
- if (flags & SVf_OOK) sv_catpv(d, "OOK,");
- if (flags & SVf_FAKE) sv_catpv(d, "FAKE,");
- if (flags & SVf_READONLY) sv_catpv(d, "READONLY,");
-
-#ifdef OVERLOAD
- if (flags & SVf_AMAGIC) sv_catpv(d, "OVERLOAD,");
-#endif /* OVERLOAD */
- if (flags & SVp_IOK) sv_catpv(d, "pIOK,");
- if (flags & SVp_NOK) sv_catpv(d, "pNOK,");
- if (flags & SVp_POK) sv_catpv(d, "pPOK,");
- if (flags & SVp_SCREAM) sv_catpv(d, "SCREAM,");
-
- switch (type) {
- case SVt_PVCV:
- case SVt_PVFM:
- if (CvANON(sv)) sv_catpv(d, "ANON,");
- if (CvUNIQUE(sv)) sv_catpv(d, "UNIQUE,");
- if (CvCLONE(sv)) sv_catpv(d, "CLONE,");
- if (CvCLONED(sv)) sv_catpv(d, "CLONED,");
- if (CvNODEBUG(sv)) sv_catpv(d, "NODEBUG,");
- break;
- case SVt_PVHV:
- if (HvSHAREKEYS(sv)) sv_catpv(d, "SHAREKEYS,");
- if (HvLAZYDEL(sv)) sv_catpv(d, "LAZYDEL,");
- break;
- case SVt_PVGV:
- if (GvINTRO(sv)) sv_catpv(d, "INTRO,");
- if (GvMULTI(sv)) sv_catpv(d, "MULTI,");
- if (GvASSUMECV(sv)) sv_catpv(d, "ASSUMECV,");
- if (GvIMPORTED(sv)) {
- sv_catpv(d, "IMPORT");
- if (GvIMPORTED(sv) == GVf_IMPORTED)
- sv_catpv(d, "ALL,");
- else {
- sv_catpv(d, "(");
- if (GvIMPORTED_SV(sv)) sv_catpv(d, " SV");
- if (GvIMPORTED_AV(sv)) sv_catpv(d, " AV");
- if (GvIMPORTED_HV(sv)) sv_catpv(d, " HV");
- if (GvIMPORTED_CV(sv)) sv_catpv(d, " CV");
- sv_catpv(d, " ),");
- }
- }
- case SVt_PVBM:
- if (SvTAIL(sv)) sv_catpv(d, "TAIL,");
- if (SvCOMPILED(sv)) sv_catpv(d, "COMPILED,");
- break;
- }
-
- if (*(SvEND(d) - 1) == ',')
- SvPVX(d)[--SvCUR(d)] = '\0';
- sv_catpv(d, ")");
- s = SvPVX(d);
-
- PerlIO_printf(Perl_debug_log, "SV = ");
- switch (type) {
- case SVt_NULL:
- PerlIO_printf(Perl_debug_log, "NULL%s\n", s);
- return;
- case SVt_IV:
- PerlIO_printf(Perl_debug_log, "IV%s\n", s);
- break;
- case SVt_NV:
- PerlIO_printf(Perl_debug_log, "NV%s\n", s);
- break;
- case SVt_RV:
- PerlIO_printf(Perl_debug_log, "RV%s\n", s);
- break;
- case SVt_PV:
- PerlIO_printf(Perl_debug_log, "PV%s\n", s);
- break;
- case SVt_PVIV:
- PerlIO_printf(Perl_debug_log, "PVIV%s\n", s);
- break;
- case SVt_PVNV:
- PerlIO_printf(Perl_debug_log, "PVNV%s\n", s);
- break;
- case SVt_PVBM:
- PerlIO_printf(Perl_debug_log, "PVBM%s\n", s);
- break;
- case SVt_PVMG:
- PerlIO_printf(Perl_debug_log, "PVMG%s\n", s);
- break;
- case SVt_PVLV:
- PerlIO_printf(Perl_debug_log, "PVLV%s\n", s);
- break;
- case SVt_PVAV:
- PerlIO_printf(Perl_debug_log, "PVAV%s\n", s);
- break;
- case SVt_PVHV:
- PerlIO_printf(Perl_debug_log, "PVHV%s\n", s);
- break;
- case SVt_PVCV:
- PerlIO_printf(Perl_debug_log, "PVCV%s\n", s);
- break;
- case SVt_PVGV:
- PerlIO_printf(Perl_debug_log, "PVGV%s\n", s);
- break;
- case SVt_PVFM:
- PerlIO_printf(Perl_debug_log, "PVFM%s\n", s);
- break;
- case SVt_PVIO:
- PerlIO_printf(Perl_debug_log, "PVIO%s\n", s);
- break;
- default:
- PerlIO_printf(Perl_debug_log, "UNKNOWN%s\n", s);
- return;
- }
- if (type >= SVt_PVIV || type == SVt_IV)
- PerlIO_printf(Perl_debug_log, " IV = %ld\n", (long)SvIVX(sv));
- if (type >= SVt_PVNV || type == SVt_NV) {
- SET_NUMERIC_STANDARD();
- PerlIO_printf(Perl_debug_log, " NV = %.*g\n", DBL_DIG, SvNVX(sv));
- }
- if (SvROK(sv)) {
- PerlIO_printf(Perl_debug_log, " RV = 0x%lx\n", (long)SvRV(sv));
- sv_dump(SvRV(sv));
- return;
- }
- if (type < SVt_PV)
- return;
- if (type <= SVt_PVLV) {
- if (SvPVX(sv))
- PerlIO_printf(Perl_debug_log, " PV = 0x%lx \"%s\"\n CUR = %ld\n LEN = %ld\n",
- (long)SvPVX(sv), SvPVX(sv), (long)SvCUR(sv), (long)SvLEN(sv));
- else
- PerlIO_printf(Perl_debug_log, " PV = 0\n");
- }
- if (type >= SVt_PVMG) {
- if (SvMAGIC(sv)) {
- PerlIO_printf(Perl_debug_log, " MAGIC = 0x%lx\n", (long)SvMAGIC(sv));
- }
- if (SvSTASH(sv))
- PerlIO_printf(Perl_debug_log, " STASH = \"%s\"\n", HvNAME(SvSTASH(sv)));
- }
- switch (type) {
- case SVt_PVLV:
- PerlIO_printf(Perl_debug_log, " TYPE = %c\n", LvTYPE(sv));
- PerlIO_printf(Perl_debug_log, " TARGOFF = %ld\n", (long)LvTARGOFF(sv));
- PerlIO_printf(Perl_debug_log, " TARGLEN = %ld\n", (long)LvTARGLEN(sv));
- PerlIO_printf(Perl_debug_log, " TARG = 0x%lx\n", (long)LvTARG(sv));
- sv_dump(LvTARG(sv));
- break;
- case SVt_PVAV:
- PerlIO_printf(Perl_debug_log, " ARRAY = 0x%lx\n", (long)AvARRAY(sv));
- PerlIO_printf(Perl_debug_log, " ALLOC = 0x%lx\n", (long)AvALLOC(sv));
- PerlIO_printf(Perl_debug_log, " FILL = %ld\n", (long)AvFILLp(sv));
- PerlIO_printf(Perl_debug_log, " MAX = %ld\n", (long)AvMAX(sv));
- PerlIO_printf(Perl_debug_log, " ARYLEN = 0x%lx\n", (long)AvARYLEN(sv));
- flags = AvFLAGS(sv);
- sv_setpv(d, "");
- if (flags & AVf_REAL) sv_catpv(d, ",REAL");
- if (flags & AVf_REIFY) sv_catpv(d, ",REIFY");
- if (flags & AVf_REUSED) sv_catpv(d, ",REUSED");
- PerlIO_printf(Perl_debug_log, " FLAGS = (%s)\n",
- SvCUR(d) ? SvPVX(d) + 1 : "");
- break;
- case SVt_PVHV:
- PerlIO_printf(Perl_debug_log, " ARRAY = 0x%lx\n",(long)HvARRAY(sv));
- PerlIO_printf(Perl_debug_log, " KEYS = %ld\n", (long)HvKEYS(sv));
- PerlIO_printf(Perl_debug_log, " FILL = %ld\n", (long)HvFILL(sv));
- PerlIO_printf(Perl_debug_log, " MAX = %ld\n", (long)HvMAX(sv));
- PerlIO_printf(Perl_debug_log, " RITER = %ld\n", (long)HvRITER(sv));
- PerlIO_printf(Perl_debug_log, " EITER = 0x%lx\n",(long) HvEITER(sv));
- if (HvPMROOT(sv))
- PerlIO_printf(Perl_debug_log, " PMROOT = 0x%lx\n",(long)HvPMROOT(sv));
- if (HvNAME(sv))
- PerlIO_printf(Perl_debug_log, " NAME = \"%s\"\n", HvNAME(sv));
- break;
- case SVt_PVCV:
- if (SvPOK(sv))
- PerlIO_printf(Perl_debug_log, " PROTOTYPE = \"%s\"\n", SvPV(sv,PL_na));
- /* FALL THROUGH */
- case SVt_PVFM:
- PerlIO_printf(Perl_debug_log, " STASH = 0x%lx\n", (long)CvSTASH(sv));
- PerlIO_printf(Perl_debug_log, " START = 0x%lx\n", (long)CvSTART(sv));
- PerlIO_printf(Perl_debug_log, " ROOT = 0x%lx\n", (long)CvROOT(sv));
- PerlIO_printf(Perl_debug_log, " XSUB = 0x%lx\n", (long)CvXSUB(sv));
- PerlIO_printf(Perl_debug_log, " XSUBANY = %ld\n", (long)CvXSUBANY(sv).any_i32);
- PerlIO_printf(Perl_debug_log, " GV = 0x%lx", (long)CvGV(sv));
- if (CvGV(sv) && GvNAME(CvGV(sv))) {
- PerlIO_printf(Perl_debug_log, " \"%s\"\n", GvNAME(CvGV(sv)));
- } else {
- PerlIO_printf(Perl_debug_log, "\n");
- }
- PerlIO_printf(Perl_debug_log, " FILEGV = 0x%lx\n", (long)CvFILEGV(sv));
- PerlIO_printf(Perl_debug_log, " DEPTH = %ld\n", (long)CvDEPTH(sv));
- PerlIO_printf(Perl_debug_log, " PADLIST = 0x%lx\n", (long)CvPADLIST(sv));
- PerlIO_printf(Perl_debug_log, " OUTSIDE = 0x%lx\n", (long)CvOUTSIDE(sv));
-#ifdef USE_THREADS
- PerlIO_printf(Perl_debug_log, " MUTEXP = 0x%lx\n", (long)CvMUTEXP(sv));
- PerlIO_printf(Perl_debug_log, " OWNER = 0x%lx\n", (long)CvOWNER(sv));
-#endif /* USE_THREADS */
- PerlIO_printf(Perl_debug_log, " FLAGS = 0x%lx\n",
- (unsigned long)CvFLAGS(sv));
- if (type == SVt_PVFM)
- PerlIO_printf(Perl_debug_log, " LINES = %ld\n", (long)FmLINES(sv));
- break;
- case SVt_PVGV:
- PerlIO_printf(Perl_debug_log, " NAME = \"%s\"\n", GvNAME(sv));
- PerlIO_printf(Perl_debug_log, " NAMELEN = %ld\n", (long)GvNAMELEN(sv));
- PerlIO_printf(Perl_debug_log, " STASH = \"%s\"\n",
- SvTYPE(GvSTASH(sv)) == SVt_PVHV ? HvNAME(GvSTASH(sv)) : "(deleted)");
- PerlIO_printf(Perl_debug_log, " GP = 0x%lx\n", (long)GvGP(sv));
- PerlIO_printf(Perl_debug_log, " SV = 0x%lx\n", (long)GvSV(sv));
- PerlIO_printf(Perl_debug_log, " REFCNT = %ld\n", (long)GvREFCNT(sv));
- PerlIO_printf(Perl_debug_log, " IO = 0x%lx\n", (long)GvIOp(sv));
- PerlIO_printf(Perl_debug_log, " FORM = 0x%lx\n", (long)GvFORM(sv));
- PerlIO_printf(Perl_debug_log, " AV = 0x%lx\n", (long)GvAV(sv));
- PerlIO_printf(Perl_debug_log, " HV = 0x%lx\n", (long)GvHV(sv));
- PerlIO_printf(Perl_debug_log, " CV = 0x%lx\n", (long)GvCV(sv));
- PerlIO_printf(Perl_debug_log, " CVGEN = 0x%lx\n", (long)GvCVGEN(sv));
- PerlIO_printf(Perl_debug_log, " LASTEXPR = %ld\n", (long)GvLASTEXPR(sv));
- PerlIO_printf(Perl_debug_log, " LINE = %ld\n", (long)GvLINE(sv));
- PerlIO_printf(Perl_debug_log, " FILEGV = 0x%lx\n", (long)GvFILEGV(sv));
- PerlIO_printf(Perl_debug_log, " EGV = 0x%lx\n", (long)GvEGV(sv));
- break;
- case SVt_PVIO:
- PerlIO_printf(Perl_debug_log, " IFP = 0x%lx\n", (long)IoIFP(sv));
- PerlIO_printf(Perl_debug_log, " OFP = 0x%lx\n", (long)IoOFP(sv));
- PerlIO_printf(Perl_debug_log, " DIRP = 0x%lx\n", (long)IoDIRP(sv));
- PerlIO_printf(Perl_debug_log, " LINES = %ld\n", (long)IoLINES(sv));
- PerlIO_printf(Perl_debug_log, " PAGE = %ld\n", (long)IoPAGE(sv));
- PerlIO_printf(Perl_debug_log, " PAGE_LEN = %ld\n", (long)IoPAGE_LEN(sv));
- PerlIO_printf(Perl_debug_log, " LINES_LEFT = %ld\n", (long)IoLINES_LEFT(sv));
- PerlIO_printf(Perl_debug_log, " TOP_NAME = \"%s\"\n", IoTOP_NAME(sv));
- PerlIO_printf(Perl_debug_log, " TOP_GV = 0x%lx\n", (long)IoTOP_GV(sv));
- PerlIO_printf(Perl_debug_log, " FMT_NAME = \"%s\"\n", IoFMT_NAME(sv));
- PerlIO_printf(Perl_debug_log, " FMT_GV = 0x%lx\n", (long)IoFMT_GV(sv));
- PerlIO_printf(Perl_debug_log, " BOTTOM_NAME = \"%s\"\n", IoBOTTOM_NAME(sv));
- PerlIO_printf(Perl_debug_log, " BOTTOM_GV = 0x%lx\n", (long)IoBOTTOM_GV(sv));
- PerlIO_printf(Perl_debug_log, " SUBPROCESS = %ld\n", (long)IoSUBPROCESS(sv));
- PerlIO_printf(Perl_debug_log, " TYPE = %c\n", IoTYPE(sv));
- PerlIO_printf(Perl_debug_log, " FLAGS = 0x%lx\n", (long)IoFLAGS(sv));
- break;
- }
-#endif /* DEBUGGING */
-}
projects / p5sagit/p5-mst-13.2.git / blobdiff