/* sv.c
*
- * Copyright (c) 1991-1999, Larry Wall
+ * Copyright (c) 1991-2000, 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_SV_C
#include "perl.h"
-#ifdef OVR_DBL_DIG
-/* Use an overridden DBL_DIG */
-# ifdef DBL_DIG
-# undef DBL_DIG
-# endif
-# define DBL_DIG OVR_DBL_DIG
-#else
-/* The following is all to get DBL_DIG, in order to pick a nice
- default value for printing floating point numbers in Gconvert.
- (see config.h)
-*/
-#ifdef I_LIMITS
-#include <limits.h>
-#endif
-#ifdef I_FLOAT
-#include <float.h>
-#endif
-#ifndef HAS_DBL_DIG
-#define DBL_DIG 15 /* A guess that works lots of places */
-#endif
-#endif
-
-#ifdef PERL_OBJECT
-#define FCALL this->*f
-#define VTBL this->*vtbl
-
-#else /* !PERL_OBJECT */
-
-static IV asIV (SV* sv);
-static UV asUV (SV* sv);
-static SV *more_sv (void);
-static void more_xiv (void);
-static void more_xnv (void);
-static void more_xpv (void);
-static void more_xrv (void);
-static XPVIV *new_xiv (void);
-static XPVNV *new_xnv (void);
-static XPV *new_xpv (void);
-static XRV *new_xrv (void);
-static void del_xiv (XPVIV* p);
-static void del_xnv (XPVNV* p);
-static void del_xpv (XPV* p);
-static void del_xrv (XRV* p);
-static void sv_unglob (SV* sv);
-static void sv_add_backref (SV *tsv, SV *sv);
-static void sv_del_backref (SV *sv);
-
-#ifndef PURIFY
-static void *my_safemalloc(MEM_SIZE size);
-#endif
-
-typedef void (*SVFUNC) (SV*);
-#define VTBL *vtbl
#define FCALL *f
-
-#endif /* PERL_OBJECT */
-
#define SV_CHECK_THINKFIRST(sv) if (SvTHINKFIRST(sv)) sv_force_normal(sv)
-#ifdef PURIFY
-
-#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) \
- 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)
-
-STATIC void
-reg_add(SV *sv)
-{
- if (PL_sv_count >= (registry_size >> 1))
- {
- SV **oldreg = registry;
- I32 oldsize = registry_size;
-
- registry_size = registry_size ? ((registry_size << 2) + 1) : 2037;
- Newz(707, registry, registry_size, SV*);
-
- if (oldreg) {
- I32 i;
-
- for (i = 0; i < oldsize; ++i) {
- SV* oldsv = oldreg[i];
- if (oldsv)
- REG_ADD(oldsv);
- }
- Safefree(oldreg);
- }
- }
-
- REG_ADD(sv);
- ++PL_sv_count;
-}
-
-STATIC void
-reg_remove(SV *sv)
-{
- REG_REMOVE(sv);
- --PL_sv_count;
-}
-
-STATIC void
-visit(SVFUNC f)
-{
- I32 i;
-
- for (i = 0; i < registry_size; ++i) {
- SV* sv = registry[i];
- if (sv && SvTYPE(sv) != SVTYPEMASK)
- (*f)(sv);
- }
-}
-
-void
-sv_add_arena(char *ptr, U32 size, U32 flags)
-{
- if (!(flags & SVf_FAKE))
- Safefree(ptr);
-}
-
-#else /* ! PURIFY */
+static void do_report_used(pTHXo_ SV *sv);
+static void do_clean_objs(pTHXo_ SV *sv);
+#ifndef DISABLE_DESTRUCTOR_KLUDGE
+static void do_clean_named_objs(pTHXo_ SV *sv);
+#endif
+static void do_clean_all(pTHXo_ SV *sv);
/*
* "A time to plant, and a time to uproot what was planted..."
} STMT_END
STATIC void
-del_sv(SV *p)
+S_del_sv(pTHX_ SV *p)
{
if (PL_debug & 32768) {
SV* sva;
ok = 1;
}
if (!ok) {
- warn("Attempt to free non-arena SV: 0x%lx", (unsigned long)p);
+ if (ckWARN_d(WARN_INTERNAL))
+ Perl_warner(aTHX_ WARN_INTERNAL,
+ "Attempt to free non-arena SV: 0x%"UVxf,
+ PTR2UV(p));
return;
}
}
#endif /* DEBUGGING */
void
-sv_add_arena(char *ptr, U32 size, U32 flags)
+Perl_sv_add_arena(pTHX_ char *ptr, U32 size, U32 flags)
{
SV* sva = (SV*)ptr;
register SV* sv;
register SV* svend;
- Zero(sva, size, char);
+ Zero(ptr, size, char);
/* The first SV in an arena isn't an SV. */
SvANY(sva) = (void *) PL_sv_arenaroot; /* ptr to next arena */
/* sv_mutex must be held while calling more_sv() */
STATIC SV*
-more_sv(void)
+S_more_sv(pTHX)
{
register SV* sv;
}
STATIC void
-visit(SVFUNC f)
+S_visit(pTHX_ SVFUNC_t f)
{
SV* sva;
SV* sv;
svend = &sva[SvREFCNT(sva)];
for (sv = sva + 1; sv < svend; ++sv) {
if (SvTYPE(sv) != SVTYPEMASK)
- (FCALL)(sv);
+ (FCALL)(aTHXo_ sv);
}
}
}
-#endif /* PURIFY */
-
-STATIC void
-do_report_used(SV *sv)
-{
- if (SvTYPE(sv) != SVTYPEMASK) {
- /* XXX Perhaps this ought to go to Perl_debug_log, if DEBUGGING. */
- PerlIO_printf(PerlIO_stderr(), "****\n");
- sv_dump(sv);
- }
-}
-
void
-sv_report_used(void)
-{
- visit(FUNC_NAME_TO_PTR(do_report_used));
-}
-
-STATIC void
-do_clean_objs(SV *sv)
-{
- SV* rv;
-
- if (SvROK(sv) && SvOBJECT(rv = SvRV(sv))) {
- DEBUG_D((PerlIO_printf(Perl_debug_log, "Cleaning object ref:\n "), sv_dump(sv));)
- SvROK_off(sv);
- SvRV(sv) = 0;
- SvREFCNT_dec(rv);
- }
-
- /* XXX Might want to check arrays, etc. */
-}
-
-#ifndef DISABLE_DESTRUCTOR_KLUDGE
-STATIC void
-do_clean_named_objs(SV *sv)
+Perl_sv_report_used(pTHX)
{
- if (SvTYPE(sv) == SVt_PVGV) {
- if ( SvOBJECT(GvSV(sv)) ||
- GvAV(sv) && SvOBJECT(GvAV(sv)) ||
- GvHV(sv) && SvOBJECT(GvHV(sv)) ||
- GvIO(sv) && SvOBJECT(GvIO(sv)) ||
- GvCV(sv) && SvOBJECT(GvCV(sv)) )
- {
- DEBUG_D((PerlIO_printf(Perl_debug_log, "Cleaning named glob object:\n "), sv_dump(sv));)
- SvREFCNT_dec(sv);
- }
- }
+ visit(do_report_used);
}
-#endif
void
-sv_clean_objs(void)
+Perl_sv_clean_objs(pTHX)
{
PL_in_clean_objs = TRUE;
- visit(FUNC_NAME_TO_PTR(do_clean_objs));
+ visit(do_clean_objs);
#ifndef DISABLE_DESTRUCTOR_KLUDGE
/* some barnacles may yet remain, clinging to typeglobs */
- visit(FUNC_NAME_TO_PTR(do_clean_named_objs));
+ visit(do_clean_named_objs);
#endif
PL_in_clean_objs = FALSE;
}
-STATIC void
-do_clean_all(SV *sv)
-{
- DEBUG_D((PerlIO_printf(Perl_debug_log, "Cleaning loops: SV at 0x%lx\n", sv) );)
- SvFLAGS(sv) |= SVf_BREAK;
- SvREFCNT_dec(sv);
-}
-
void
-sv_clean_all(void)
+Perl_sv_clean_all(pTHX)
{
PL_in_clean_all = TRUE;
- visit(FUNC_NAME_TO_PTR(do_clean_all));
+ visit(do_clean_all);
PL_in_clean_all = FALSE;
}
void
-sv_free_arenas(void)
+Perl_sv_free_arenas(pTHX)
{
SV* sva;
SV* svanext;
+ XPV *arena, *arenanext;
/* Free arenas here, but be careful about fake ones. (We assume
contiguity of the fake ones with the corresponding real ones.) */
Safefree((void *)sva);
}
+ for (arena = PL_xiv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xiv_arenaroot = 0;
+
+ for (arena = PL_xnv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xnv_arenaroot = 0;
+
+ for (arena = PL_xrv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xrv_arenaroot = 0;
+
+ for (arena = PL_xpv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpv_arenaroot = 0;
+
+ for (arena = (XPV*)PL_xpviv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpviv_arenaroot = 0;
+
+ for (arena = (XPV*)PL_xpvnv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpvnv_arenaroot = 0;
+
+ for (arena = (XPV*)PL_xpvcv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpvcv_arenaroot = 0;
+
+ for (arena = (XPV*)PL_xpvav_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpvav_arenaroot = 0;
+
+ for (arena = (XPV*)PL_xpvhv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpvhv_arenaroot = 0;
+
+ for (arena = (XPV*)PL_xpvmg_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpvmg_arenaroot = 0;
+
+ for (arena = (XPV*)PL_xpvlv_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpvlv_arenaroot = 0;
+
+ for (arena = (XPV*)PL_xpvbm_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_xpvbm_arenaroot = 0;
+
+ for (arena = (XPV*)PL_he_arenaroot; arena; arena = arenanext) {
+ arenanext = (XPV*)arena->xpv_pv;
+ Safefree(arena);
+ }
+ PL_he_arenaroot = 0;
+
if (PL_nice_chunk)
Safefree(PL_nice_chunk);
PL_nice_chunk = Nullch;
PL_sv_root = 0;
}
+void
+Perl_report_uninit(pTHX)
+{
+ if (PL_op)
+ Perl_warner(aTHX_ WARN_UNINITIALIZED, PL_warn_uninit,
+ " in ", PL_op_desc[PL_op->op_type]);
+ else
+ Perl_warner(aTHX_ WARN_UNINITIALIZED, PL_warn_uninit, "", "");
+}
+
STATIC XPVIV*
-new_xiv(void)
+S_new_xiv(pTHX)
{
IV* xiv;
LOCK_SV_MUTEX;
}
STATIC void
-del_xiv(XPVIV *p)
+S_del_xiv(pTHX_ XPVIV *p)
{
IV* xiv = (IV*)((char*)(p) + STRUCT_OFFSET(XPVIV, xiv_iv));
LOCK_SV_MUTEX;
}
STATIC void
-more_xiv(void)
+S_more_xiv(pTHX)
{
register IV* xiv;
register IV* xivend;
}
STATIC XPVNV*
-new_xnv(void)
+S_new_xnv(pTHX)
{
- double* xnv;
+ NV* xnv;
LOCK_SV_MUTEX;
if (!PL_xnv_root)
more_xnv();
xnv = PL_xnv_root;
- PL_xnv_root = *(double**)xnv;
+ PL_xnv_root = *(NV**)xnv;
UNLOCK_SV_MUTEX;
return (XPVNV*)((char*)xnv - STRUCT_OFFSET(XPVNV, xnv_nv));
}
STATIC void
-del_xnv(XPVNV *p)
+S_del_xnv(pTHX_ XPVNV *p)
{
- double* xnv = (double*)((char*)(p) + STRUCT_OFFSET(XPVNV, xnv_nv));
+ NV* xnv = (NV*)((char*)(p) + STRUCT_OFFSET(XPVNV, xnv_nv));
LOCK_SV_MUTEX;
- *(double**)xnv = PL_xnv_root;
+ *(NV**)xnv = PL_xnv_root;
PL_xnv_root = xnv;
UNLOCK_SV_MUTEX;
}
STATIC void
-more_xnv(void)
-{
- register double* xnv;
- register double* xnvend;
- New(711, xnv, 1008/sizeof(double), double);
- xnvend = &xnv[1008 / sizeof(double) - 1];
- xnv += (sizeof(XPVIV) - 1) / sizeof(double) + 1; /* fudge by sizeof XPVIV */
+S_more_xnv(pTHX)
+{
+ register NV* xnv;
+ register NV* xnvend;
+ XPV *ptr;
+ New(711, ptr, 1008/sizeof(XPV), XPV);
+ ptr->xpv_pv = (char*)PL_xnv_arenaroot;
+ PL_xnv_arenaroot = ptr;
+
+ xnv = (NV*) ptr;
+ xnvend = &xnv[1008 / sizeof(NV) - 1];
+ xnv += (sizeof(XPVIV) - 1) / sizeof(NV) + 1; /* fudge by sizeof XPVIV */
PL_xnv_root = xnv;
while (xnv < xnvend) {
- *(double**)xnv = (double*)(xnv + 1);
+ *(NV**)xnv = (NV*)(xnv + 1);
xnv++;
}
- *(double**)xnv = 0;
+ *(NV**)xnv = 0;
}
STATIC XRV*
-new_xrv(void)
+S_new_xrv(pTHX)
{
XRV* xrv;
LOCK_SV_MUTEX;
}
STATIC void
-del_xrv(XRV *p)
+S_del_xrv(pTHX_ XRV *p)
{
LOCK_SV_MUTEX;
p->xrv_rv = (SV*)PL_xrv_root;
}
STATIC void
-more_xrv(void)
+S_more_xrv(pTHX)
{
register XRV* xrv;
register XRV* xrvend;
- New(712, PL_xrv_root, 1008/sizeof(XRV), XRV);
- xrv = PL_xrv_root;
+ XPV *ptr;
+ New(712, ptr, 1008/sizeof(XPV), XPV);
+ ptr->xpv_pv = (char*)PL_xrv_arenaroot;
+ PL_xrv_arenaroot = ptr;
+
+ xrv = (XRV*) ptr;
xrvend = &xrv[1008 / sizeof(XRV) - 1];
+ xrv += (sizeof(XPV) - 1) / sizeof(XRV) + 1;
+ PL_xrv_root = xrv;
while (xrv < xrvend) {
xrv->xrv_rv = (SV*)(xrv + 1);
xrv++;
}
STATIC XPV*
-new_xpv(void)
+S_new_xpv(pTHX)
{
XPV* xpv;
LOCK_SV_MUTEX;
}
STATIC void
-del_xpv(XPV *p)
+S_del_xpv(pTHX_ XPV *p)
{
LOCK_SV_MUTEX;
p->xpv_pv = (char*)PL_xpv_root;
}
STATIC void
-more_xpv(void)
+S_more_xpv(pTHX)
{
register XPV* xpv;
register XPV* xpvend;
- New(713, PL_xpv_root, 1008/sizeof(XPV), XPV);
- xpv = PL_xpv_root;
+ New(713, xpv, 1008/sizeof(XPV), XPV);
+ xpv->xpv_pv = (char*)PL_xpv_arenaroot;
+ PL_xpv_arenaroot = xpv;
+
xpvend = &xpv[1008 / sizeof(XPV) - 1];
+ PL_xpv_root = ++xpv;
while (xpv < xpvend) {
xpv->xpv_pv = (char*)(xpv + 1);
xpv++;
xpv->xpv_pv = 0;
}
-#ifdef PURIFY
-#define new_XIV() (void*)safemalloc(sizeof(XPVIV))
-#define del_XIV(p) Safefree((char*)p)
-#else
-#define new_XIV() (void*)new_xiv()
-#define del_XIV(p) del_xiv((XPVIV*) p)
-#endif
+STATIC XPVIV*
+S_new_xpviv(pTHX)
+{
+ XPVIV* xpviv;
+ LOCK_SV_MUTEX;
+ if (!PL_xpviv_root)
+ more_xpviv();
+ xpviv = PL_xpviv_root;
+ PL_xpviv_root = (XPVIV*)xpviv->xpv_pv;
+ UNLOCK_SV_MUTEX;
+ return xpviv;
+}
-#ifdef PURIFY
-#define new_XNV() (void*)safemalloc(sizeof(XPVNV))
-#define del_XNV(p) Safefree((char*)p)
-#else
-#define new_XNV() (void*)new_xnv()
-#define del_XNV(p) del_xnv((XPVNV*) p)
-#endif
+STATIC void
+S_del_xpviv(pTHX_ XPVIV *p)
+{
+ LOCK_SV_MUTEX;
+ p->xpv_pv = (char*)PL_xpviv_root;
+ PL_xpviv_root = p;
+ UNLOCK_SV_MUTEX;
+}
-#ifdef PURIFY
-#define new_XRV() (void*)safemalloc(sizeof(XRV))
-#define del_XRV(p) Safefree((char*)p)
-#else
-#define new_XRV() (void*)new_xrv()
-#define del_XRV(p) del_xrv((XRV*) p)
-#endif
+STATIC void
+S_more_xpviv(pTHX)
+{
+ register XPVIV* xpviv;
+ register XPVIV* xpvivend;
+ New(714, xpviv, 1008/sizeof(XPVIV), XPVIV);
+ xpviv->xpv_pv = (char*)PL_xpviv_arenaroot;
+ PL_xpviv_arenaroot = xpviv;
-#ifdef PURIFY
-#define new_XPV() (void*)safemalloc(sizeof(XPV))
-#define del_XPV(p) Safefree((char*)p)
-#else
-#define new_XPV() (void*)new_xpv()
-#define del_XPV(p) del_xpv((XPV *)p)
-#endif
+ xpvivend = &xpviv[1008 / sizeof(XPVIV) - 1];
+ PL_xpviv_root = ++xpviv;
+ while (xpviv < xpvivend) {
+ xpviv->xpv_pv = (char*)(xpviv + 1);
+ xpviv++;
+ }
+ xpviv->xpv_pv = 0;
+}
-#ifdef PURIFY
-# define my_safemalloc(s) safemalloc(s)
-# define my_safefree(s) safefree(s)
-#else
-STATIC void*
-my_safemalloc(MEM_SIZE size)
+STATIC XPVNV*
+S_new_xpvnv(pTHX)
{
- char *p;
- New(717, p, size, char);
- return (void*)p;
-}
-# define my_safefree(s) Safefree(s)
-#endif
-
-#define new_XPVIV() (void*)my_safemalloc(sizeof(XPVIV))
-#define del_XPVIV(p) my_safefree((char*)p)
-
-#define new_XPVNV() (void*)my_safemalloc(sizeof(XPVNV))
-#define del_XPVNV(p) my_safefree((char*)p)
-
-#define new_XPVMG() (void*)my_safemalloc(sizeof(XPVMG))
-#define del_XPVMG(p) my_safefree((char*)p)
-
-#define new_XPVLV() (void*)my_safemalloc(sizeof(XPVLV))
-#define del_XPVLV(p) my_safefree((char*)p)
-
-#define new_XPVAV() (void*)my_safemalloc(sizeof(XPVAV))
-#define del_XPVAV(p) my_safefree((char*)p)
-
-#define new_XPVHV() (void*)my_safemalloc(sizeof(XPVHV))
-#define del_XPVHV(p) my_safefree((char*)p)
-
-#define new_XPVCV() (void*)my_safemalloc(sizeof(XPVCV))
-#define del_XPVCV(p) my_safefree((char*)p)
-
-#define new_XPVGV() (void*)my_safemalloc(sizeof(XPVGV))
-#define del_XPVGV(p) my_safefree((char*)p)
-
-#define new_XPVBM() (void*)my_safemalloc(sizeof(XPVBM))
-#define del_XPVBM(p) my_safefree((char*)p)
-
-#define new_XPVFM() (void*)my_safemalloc(sizeof(XPVFM))
-#define del_XPVFM(p) my_safefree((char*)p)
-
-#define new_XPVIO() (void*)my_safemalloc(sizeof(XPVIO))
-#define del_XPVIO(p) my_safefree((char*)p)
+ XPVNV* xpvnv;
+ LOCK_SV_MUTEX;
+ if (!PL_xpvnv_root)
+ more_xpvnv();
+ xpvnv = PL_xpvnv_root;
+ PL_xpvnv_root = (XPVNV*)xpvnv->xpv_pv;
+ UNLOCK_SV_MUTEX;
+ return xpvnv;
+}
-bool
-sv_upgrade(register SV *sv, U32 mt)
+STATIC void
+S_del_xpvnv(pTHX_ XPVNV *p)
{
- char* pv;
- U32 cur;
- U32 len;
- IV iv;
- double nv;
- MAGIC* magic;
- HV* stash;
+ LOCK_SV_MUTEX;
+ p->xpv_pv = (char*)PL_xpvnv_root;
+ PL_xpvnv_root = p;
+ UNLOCK_SV_MUTEX;
+}
- if (SvTYPE(sv) == mt)
- return TRUE;
+STATIC void
+S_more_xpvnv(pTHX)
+{
+ register XPVNV* xpvnv;
+ register XPVNV* xpvnvend;
+ New(715, xpvnv, 1008/sizeof(XPVNV), XPVNV);
+ xpvnv->xpv_pv = (char*)PL_xpvnv_arenaroot;
+ PL_xpvnv_arenaroot = xpvnv;
- if (mt < SVt_PVIV)
- (void)SvOOK_off(sv);
+ xpvnvend = &xpvnv[1008 / sizeof(XPVNV) - 1];
+ PL_xpvnv_root = ++xpvnv;
+ while (xpvnv < xpvnvend) {
+ xpvnv->xpv_pv = (char*)(xpvnv + 1);
+ xpvnv++;
+ }
+ xpvnv->xpv_pv = 0;
+}
- switch (SvTYPE(sv)) {
- case SVt_NULL:
- pv = 0;
- cur = 0;
- len = 0;
- iv = 0;
- nv = 0.0;
- magic = 0;
- stash = 0;
- break;
- case SVt_IV:
- pv = 0;
- cur = 0;
- len = 0;
- iv = SvIVX(sv);
- nv = (double)SvIVX(sv);
- del_XIV(SvANY(sv));
- magic = 0;
- stash = 0;
- if (mt == SVt_NV)
- mt = SVt_PVNV;
- else if (mt < SVt_PVIV)
- mt = SVt_PVIV;
- break;
- case SVt_NV:
- pv = 0;
- cur = 0;
- len = 0;
- nv = SvNVX(sv);
- iv = I_V(nv);
- magic = 0;
- stash = 0;
- del_XNV(SvANY(sv));
- SvANY(sv) = 0;
- if (mt < SVt_PVNV)
- mt = SVt_PVNV;
- break;
- case SVt_RV:
- pv = (char*)SvRV(sv);
- cur = 0;
- len = 0;
- iv = (IV)pv;
- nv = (double)(unsigned long)pv;
- del_XRV(SvANY(sv));
- magic = 0;
- stash = 0;
- break;
- case SVt_PV:
- pv = SvPVX(sv);
- cur = SvCUR(sv);
- len = SvLEN(sv);
- iv = 0;
- nv = 0.0;
- magic = 0;
- stash = 0;
- del_XPV(SvANY(sv));
- if (mt <= SVt_IV)
- mt = SVt_PVIV;
- else if (mt == SVt_NV)
- mt = SVt_PVNV;
- break;
- case SVt_PVIV:
- pv = SvPVX(sv);
- cur = SvCUR(sv);
- len = SvLEN(sv);
- iv = SvIVX(sv);
+STATIC XPVCV*
+S_new_xpvcv(pTHX)
+{
+ XPVCV* xpvcv;
+ LOCK_SV_MUTEX;
+ if (!PL_xpvcv_root)
+ more_xpvcv();
+ xpvcv = PL_xpvcv_root;
+ PL_xpvcv_root = (XPVCV*)xpvcv->xpv_pv;
+ UNLOCK_SV_MUTEX;
+ return xpvcv;
+}
+
+STATIC void
+S_del_xpvcv(pTHX_ XPVCV *p)
+{
+ LOCK_SV_MUTEX;
+ p->xpv_pv = (char*)PL_xpvcv_root;
+ PL_xpvcv_root = p;
+ UNLOCK_SV_MUTEX;
+}
+
+STATIC void
+S_more_xpvcv(pTHX)
+{
+ register XPVCV* xpvcv;
+ register XPVCV* xpvcvend;
+ New(716, xpvcv, 1008/sizeof(XPVCV), XPVCV);
+ xpvcv->xpv_pv = (char*)PL_xpvcv_arenaroot;
+ PL_xpvcv_arenaroot = xpvcv;
+
+ xpvcvend = &xpvcv[1008 / sizeof(XPVCV) - 1];
+ PL_xpvcv_root = ++xpvcv;
+ while (xpvcv < xpvcvend) {
+ xpvcv->xpv_pv = (char*)(xpvcv + 1);
+ xpvcv++;
+ }
+ xpvcv->xpv_pv = 0;
+}
+
+STATIC XPVAV*
+S_new_xpvav(pTHX)
+{
+ XPVAV* xpvav;
+ LOCK_SV_MUTEX;
+ if (!PL_xpvav_root)
+ more_xpvav();
+ xpvav = PL_xpvav_root;
+ PL_xpvav_root = (XPVAV*)xpvav->xav_array;
+ UNLOCK_SV_MUTEX;
+ return xpvav;
+}
+
+STATIC void
+S_del_xpvav(pTHX_ XPVAV *p)
+{
+ LOCK_SV_MUTEX;
+ p->xav_array = (char*)PL_xpvav_root;
+ PL_xpvav_root = p;
+ UNLOCK_SV_MUTEX;
+}
+
+STATIC void
+S_more_xpvav(pTHX)
+{
+ register XPVAV* xpvav;
+ register XPVAV* xpvavend;
+ New(717, xpvav, 1008/sizeof(XPVAV), XPVAV);
+ xpvav->xav_array = (char*)PL_xpvav_arenaroot;
+ PL_xpvav_arenaroot = xpvav;
+
+ xpvavend = &xpvav[1008 / sizeof(XPVAV) - 1];
+ PL_xpvav_root = ++xpvav;
+ while (xpvav < xpvavend) {
+ xpvav->xav_array = (char*)(xpvav + 1);
+ xpvav++;
+ }
+ xpvav->xav_array = 0;
+}
+
+STATIC XPVHV*
+S_new_xpvhv(pTHX)
+{
+ XPVHV* xpvhv;
+ LOCK_SV_MUTEX;
+ if (!PL_xpvhv_root)
+ more_xpvhv();
+ xpvhv = PL_xpvhv_root;
+ PL_xpvhv_root = (XPVHV*)xpvhv->xhv_array;
+ UNLOCK_SV_MUTEX;
+ return xpvhv;
+}
+
+STATIC void
+S_del_xpvhv(pTHX_ XPVHV *p)
+{
+ LOCK_SV_MUTEX;
+ p->xhv_array = (char*)PL_xpvhv_root;
+ PL_xpvhv_root = p;
+ UNLOCK_SV_MUTEX;
+}
+
+STATIC void
+S_more_xpvhv(pTHX)
+{
+ register XPVHV* xpvhv;
+ register XPVHV* xpvhvend;
+ New(718, xpvhv, 1008/sizeof(XPVHV), XPVHV);
+ xpvhv->xhv_array = (char*)PL_xpvhv_arenaroot;
+ PL_xpvhv_arenaroot = xpvhv;
+
+ xpvhvend = &xpvhv[1008 / sizeof(XPVHV) - 1];
+ PL_xpvhv_root = ++xpvhv;
+ while (xpvhv < xpvhvend) {
+ xpvhv->xhv_array = (char*)(xpvhv + 1);
+ xpvhv++;
+ }
+ xpvhv->xhv_array = 0;
+}
+
+STATIC XPVMG*
+S_new_xpvmg(pTHX)
+{
+ XPVMG* xpvmg;
+ LOCK_SV_MUTEX;
+ if (!PL_xpvmg_root)
+ more_xpvmg();
+ xpvmg = PL_xpvmg_root;
+ PL_xpvmg_root = (XPVMG*)xpvmg->xpv_pv;
+ UNLOCK_SV_MUTEX;
+ return xpvmg;
+}
+
+STATIC void
+S_del_xpvmg(pTHX_ XPVMG *p)
+{
+ LOCK_SV_MUTEX;
+ p->xpv_pv = (char*)PL_xpvmg_root;
+ PL_xpvmg_root = p;
+ UNLOCK_SV_MUTEX;
+}
+
+STATIC void
+S_more_xpvmg(pTHX)
+{
+ register XPVMG* xpvmg;
+ register XPVMG* xpvmgend;
+ New(719, xpvmg, 1008/sizeof(XPVMG), XPVMG);
+ xpvmg->xpv_pv = (char*)PL_xpvmg_arenaroot;
+ PL_xpvmg_arenaroot = xpvmg;
+
+ xpvmgend = &xpvmg[1008 / sizeof(XPVMG) - 1];
+ PL_xpvmg_root = ++xpvmg;
+ while (xpvmg < xpvmgend) {
+ xpvmg->xpv_pv = (char*)(xpvmg + 1);
+ xpvmg++;
+ }
+ xpvmg->xpv_pv = 0;
+}
+
+STATIC XPVLV*
+S_new_xpvlv(pTHX)
+{
+ XPVLV* xpvlv;
+ LOCK_SV_MUTEX;
+ if (!PL_xpvlv_root)
+ more_xpvlv();
+ xpvlv = PL_xpvlv_root;
+ PL_xpvlv_root = (XPVLV*)xpvlv->xpv_pv;
+ UNLOCK_SV_MUTEX;
+ return xpvlv;
+}
+
+STATIC void
+S_del_xpvlv(pTHX_ XPVLV *p)
+{
+ LOCK_SV_MUTEX;
+ p->xpv_pv = (char*)PL_xpvlv_root;
+ PL_xpvlv_root = p;
+ UNLOCK_SV_MUTEX;
+}
+
+STATIC void
+S_more_xpvlv(pTHX)
+{
+ register XPVLV* xpvlv;
+ register XPVLV* xpvlvend;
+ New(720, xpvlv, 1008/sizeof(XPVLV), XPVLV);
+ xpvlv->xpv_pv = (char*)PL_xpvlv_arenaroot;
+ PL_xpvlv_arenaroot = xpvlv;
+
+ xpvlvend = &xpvlv[1008 / sizeof(XPVLV) - 1];
+ PL_xpvlv_root = ++xpvlv;
+ while (xpvlv < xpvlvend) {
+ xpvlv->xpv_pv = (char*)(xpvlv + 1);
+ xpvlv++;
+ }
+ xpvlv->xpv_pv = 0;
+}
+
+STATIC XPVBM*
+S_new_xpvbm(pTHX)
+{
+ XPVBM* xpvbm;
+ LOCK_SV_MUTEX;
+ if (!PL_xpvbm_root)
+ more_xpvbm();
+ xpvbm = PL_xpvbm_root;
+ PL_xpvbm_root = (XPVBM*)xpvbm->xpv_pv;
+ UNLOCK_SV_MUTEX;
+ return xpvbm;
+}
+
+STATIC void
+S_del_xpvbm(pTHX_ XPVBM *p)
+{
+ LOCK_SV_MUTEX;
+ p->xpv_pv = (char*)PL_xpvbm_root;
+ PL_xpvbm_root = p;
+ UNLOCK_SV_MUTEX;
+}
+
+STATIC void
+S_more_xpvbm(pTHX)
+{
+ register XPVBM* xpvbm;
+ register XPVBM* xpvbmend;
+ New(721, xpvbm, 1008/sizeof(XPVBM), XPVBM);
+ xpvbm->xpv_pv = (char*)PL_xpvbm_arenaroot;
+ PL_xpvbm_arenaroot = xpvbm;
+
+ xpvbmend = &xpvbm[1008 / sizeof(XPVBM) - 1];
+ PL_xpvbm_root = ++xpvbm;
+ while (xpvbm < xpvbmend) {
+ xpvbm->xpv_pv = (char*)(xpvbm + 1);
+ xpvbm++;
+ }
+ xpvbm->xpv_pv = 0;
+}
+
+#ifdef LEAKTEST
+# define my_safemalloc(s) (void*)safexmalloc(717,s)
+# define my_safefree(p) safexfree((char*)p)
+#else
+# define my_safemalloc(s) (void*)safemalloc(s)
+# define my_safefree(p) safefree((char*)p)
+#endif
+
+#ifdef PURIFY
+
+#define new_XIV() my_safemalloc(sizeof(XPVIV))
+#define del_XIV(p) my_safefree(p)
+
+#define new_XNV() my_safemalloc(sizeof(XPVNV))
+#define del_XNV(p) my_safefree(p)
+
+#define new_XRV() my_safemalloc(sizeof(XRV))
+#define del_XRV(p) my_safefree(p)
+
+#define new_XPV() my_safemalloc(sizeof(XPV))
+#define del_XPV(p) my_safefree(p)
+
+#define new_XPVIV() my_safemalloc(sizeof(XPVIV))
+#define del_XPVIV(p) my_safefree(p)
+
+#define new_XPVNV() my_safemalloc(sizeof(XPVNV))
+#define del_XPVNV(p) my_safefree(p)
+
+#define new_XPVCV() my_safemalloc(sizeof(XPVCV))
+#define del_XPVCV(p) my_safefree(p)
+
+#define new_XPVAV() my_safemalloc(sizeof(XPVAV))
+#define del_XPVAV(p) my_safefree(p)
+
+#define new_XPVHV() my_safemalloc(sizeof(XPVHV))
+#define del_XPVHV(p) my_safefree(p)
+
+#define new_XPVMG() my_safemalloc(sizeof(XPVMG))
+#define del_XPVMG(p) my_safefree(p)
+
+#define new_XPVLV() my_safemalloc(sizeof(XPVLV))
+#define del_XPVLV(p) my_safefree(p)
+
+#define new_XPVBM() my_safemalloc(sizeof(XPVBM))
+#define del_XPVBM(p) my_safefree(p)
+
+#else /* !PURIFY */
+
+#define new_XIV() (void*)new_xiv()
+#define del_XIV(p) del_xiv((XPVIV*) p)
+
+#define new_XNV() (void*)new_xnv()
+#define del_XNV(p) del_xnv((XPVNV*) p)
+
+#define new_XRV() (void*)new_xrv()
+#define del_XRV(p) del_xrv((XRV*) p)
+
+#define new_XPV() (void*)new_xpv()
+#define del_XPV(p) del_xpv((XPV *)p)
+
+#define new_XPVIV() (void*)new_xpviv()
+#define del_XPVIV(p) del_xpviv((XPVIV *)p)
+
+#define new_XPVNV() (void*)new_xpvnv()
+#define del_XPVNV(p) del_xpvnv((XPVNV *)p)
+
+#define new_XPVCV() (void*)new_xpvcv()
+#define del_XPVCV(p) del_xpvcv((XPVCV *)p)
+
+#define new_XPVAV() (void*)new_xpvav()
+#define del_XPVAV(p) del_xpvav((XPVAV *)p)
+
+#define new_XPVHV() (void*)new_xpvhv()
+#define del_XPVHV(p) del_xpvhv((XPVHV *)p)
+
+#define new_XPVMG() (void*)new_xpvmg()
+#define del_XPVMG(p) del_xpvmg((XPVMG *)p)
+
+#define new_XPVLV() (void*)new_xpvlv()
+#define del_XPVLV(p) del_xpvlv((XPVLV *)p)
+
+#define new_XPVBM() (void*)new_xpvbm()
+#define del_XPVBM(p) del_xpvbm((XPVBM *)p)
+
+#endif /* PURIFY */
+
+#define new_XPVGV() my_safemalloc(sizeof(XPVGV))
+#define del_XPVGV(p) my_safefree(p)
+
+#define new_XPVFM() my_safemalloc(sizeof(XPVFM))
+#define del_XPVFM(p) my_safefree(p)
+
+#define new_XPVIO() my_safemalloc(sizeof(XPVIO))
+#define del_XPVIO(p) my_safefree(p)
+
+/*
+=for apidoc sv_upgrade
+
+Upgrade an SV to a more complex form. Use C<SvUPGRADE>. See
+C<svtype>.
+
+=cut
+*/
+
+bool
+Perl_sv_upgrade(pTHX_ register SV *sv, U32 mt)
+{
+ char* pv;
+ U32 cur;
+ U32 len;
+ IV iv;
+ NV nv;
+ MAGIC* magic;
+ HV* stash;
+
+ if (mt != SVt_PV && SvREADONLY(sv) && SvFAKE(sv)) {
+ sv_force_normal(sv);
+ }
+
+ if (SvTYPE(sv) == mt)
+ return TRUE;
+
+ if (mt < SVt_PVIV)
+ (void)SvOOK_off(sv);
+
+ switch (SvTYPE(sv)) {
+ case SVt_NULL:
+ pv = 0;
+ cur = 0;
+ len = 0;
+ iv = 0;
+ nv = 0.0;
+ magic = 0;
+ stash = 0;
+ break;
+ case SVt_IV:
+ pv = 0;
+ cur = 0;
+ len = 0;
+ iv = SvIVX(sv);
+ nv = (NV)SvIVX(sv);
+ del_XIV(SvANY(sv));
+ magic = 0;
+ stash = 0;
+ if (mt == SVt_NV)
+ mt = SVt_PVNV;
+ else if (mt < SVt_PVIV)
+ mt = SVt_PVIV;
+ break;
+ case SVt_NV:
+ pv = 0;
+ cur = 0;
+ len = 0;
+ nv = SvNVX(sv);
+ iv = I_V(nv);
+ magic = 0;
+ stash = 0;
+ del_XNV(SvANY(sv));
+ SvANY(sv) = 0;
+ if (mt < SVt_PVNV)
+ mt = SVt_PVNV;
+ break;
+ case SVt_RV:
+ pv = (char*)SvRV(sv);
+ cur = 0;
+ len = 0;
+ iv = PTR2IV(pv);
+ nv = PTR2NV(pv);
+ del_XRV(SvANY(sv));
+ magic = 0;
+ stash = 0;
+ break;
+ case SVt_PV:
+ pv = SvPVX(sv);
+ cur = SvCUR(sv);
+ len = SvLEN(sv);
+ iv = 0;
+ nv = 0.0;
+ magic = 0;
+ stash = 0;
+ del_XPV(SvANY(sv));
+ if (mt <= SVt_IV)
+ mt = SVt_PVIV;
+ else if (mt == SVt_NV)
+ mt = SVt_PVNV;
+ break;
+ case SVt_PVIV:
+ pv = SvPVX(sv);
+ cur = SvCUR(sv);
+ len = SvLEN(sv);
+ iv = SvIVX(sv);
nv = 0.0;
magic = 0;
stash = 0;
del_XPVMG(SvANY(sv));
break;
default:
- croak("Can't upgrade that kind of scalar");
+ Perl_croak(aTHX_ "Can't upgrade that kind of scalar");
}
switch (mt) {
case SVt_NULL:
- croak("Can't upgrade to undef");
+ Perl_croak(aTHX_ "Can't upgrade to undef");
case SVt_IV:
SvANY(sv) = new_XIV();
SvIVX(sv) = iv;
}
int
-sv_backoff(register SV *sv)
+Perl_sv_backoff(pTHX_ register SV *sv)
{
assert(SvOOK(sv));
if (SvIVX(sv)) {
return 0;
}
+/*
+=for apidoc sv_grow
+
+Expands the character buffer in the SV. This will use C<sv_unref> and will
+upgrade the SV to C<SVt_PV>. Returns a pointer to the character buffer.
+Use C<SvGROW>.
+
+=cut
+*/
+
char *
-sv_grow(register SV *sv, register STRLEN newlen)
+Perl_sv_grow(pTHX_ register SV *sv, register STRLEN newlen)
{
register char *s;
#ifdef HAS_64K_LIMIT
if (newlen >= 0x10000) {
- PerlIO_printf(Perl_debug_log, "Allocation too large: %lx\n", newlen);
+ PerlIO_printf(Perl_debug_log,
+ "Allocation too large: %"UVxf"\n", (UV)newlen);
my_exit(1);
}
#endif /* HAS_64K_LIMIT */
s = SvPVX(sv);
if (newlen > SvLEN(sv)) { /* need more room? */
if (SvLEN(sv) && s) {
-#if defined(MYMALLOC) && !defined(PURIFY) && !defined(LEAKTEST)
+#if defined(MYMALLOC) && !defined(LEAKTEST)
STRLEN l = malloced_size((void*)SvPVX(sv));
if (newlen <= l) {
SvLEN_set(sv, l);
return s;
}
+/*
+=for apidoc sv_setiv
+
+Copies an integer into the given SV. Does not handle 'set' magic. See
+C<sv_setiv_mg>.
+
+=cut
+*/
+
void
-sv_setiv(register SV *sv, IV i)
+Perl_sv_setiv(pTHX_ register SV *sv, IV i)
{
SV_CHECK_THINKFIRST(sv);
switch (SvTYPE(sv)) {
case SVt_PVIO:
{
dTHR;
- croak("Can't coerce %s to integer in %s", sv_reftype(sv,0),
+ Perl_croak(aTHX_ "Can't coerce %s to integer in %s", sv_reftype(sv,0),
PL_op_desc[PL_op->op_type]);
}
}
SvTAINT(sv);
}
+/*
+=for apidoc sv_setiv_mg
+
+Like C<sv_setiv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_setiv_mg(register SV *sv, IV i)
+Perl_sv_setiv_mg(pTHX_ register SV *sv, IV i)
{
sv_setiv(sv,i);
SvSETMAGIC(sv);
}
+/*
+=for apidoc sv_setuv
+
+Copies an unsigned integer into the given SV. Does not handle 'set' magic.
+See C<sv_setuv_mg>.
+
+=cut
+*/
+
void
-sv_setuv(register SV *sv, UV u)
+Perl_sv_setuv(pTHX_ register SV *sv, UV u)
{
sv_setiv(sv, 0);
SvIsUV_on(sv);
SvUVX(sv) = u;
}
+/*
+=for apidoc sv_setuv_mg
+
+Like C<sv_setuv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_setuv_mg(register SV *sv, UV u)
+Perl_sv_setuv_mg(pTHX_ register SV *sv, UV u)
{
sv_setuv(sv,u);
SvSETMAGIC(sv);
}
+/*
+=for apidoc sv_setnv
+
+Copies a double into the given SV. Does not handle 'set' magic. See
+C<sv_setnv_mg>.
+
+=cut
+*/
+
void
-sv_setnv(register SV *sv, double num)
+Perl_sv_setnv(pTHX_ register SV *sv, NV num)
{
SV_CHECK_THINKFIRST(sv);
switch (SvTYPE(sv)) {
case SVt_PVIO:
{
dTHR;
- croak("Can't coerce %s to number in %s", sv_reftype(sv,0),
+ Perl_croak(aTHX_ "Can't coerce %s to number in %s", sv_reftype(sv,0),
PL_op_name[PL_op->op_type]);
}
}
SvTAINT(sv);
}
-void
-sv_setnv_mg(register SV *sv, double num)
-{
- sv_setnv(sv,num);
+/*
+=for apidoc sv_setnv_mg
+
+Like C<sv_setnv>, but also handles 'set' magic.
+
+=cut
+*/
+
+void
+Perl_sv_setnv_mg(pTHX_ register SV *sv, NV num)
+{
+ sv_setnv(sv,num);
SvSETMAGIC(sv);
}
STATIC void
-not_a_number(SV *sv)
+S_not_a_number(pTHX_ SV *sv)
{
dTHR;
char tmpbuf[64];
*d = '\0';
if (PL_op)
- warner(WARN_NUMERIC, "Argument \"%s\" isn't numeric in %s", tmpbuf,
- PL_op_name[PL_op->op_type]);
+ Perl_warner(aTHX_ WARN_NUMERIC,
+ "Argument \"%s\" isn't numeric in %s", tmpbuf,
+ PL_op_desc[PL_op->op_type]);
else
- warner(WARN_NUMERIC, "Argument \"%s\" isn't numeric", tmpbuf);
+ Perl_warner(aTHX_ WARN_NUMERIC,
+ "Argument \"%s\" isn't numeric", tmpbuf);
}
-/* the number can be converted to _integer_ with atol() */
+/* the number can be converted to integer with atol() or atoll() */
#define IS_NUMBER_TO_INT_BY_ATOL 0x01
#define IS_NUMBER_TO_INT_BY_ATOF 0x02 /* atol() may be != atof() */
#define IS_NUMBER_NOT_IV 0x04 /* (IV)atof() may be != atof() */
#define IS_NUMBER_NEG 0x08 /* not good to cache UV */
+#define IS_NUMBER_INFINITY 0x10 /* this is big */
/* Actually, ISO C leaves conversion of UV to IV undefined, but
until proven guilty, assume that things are not that bad... */
IV
-sv_2iv(register SV *sv)
+Perl_sv_2iv(pTHX_ register SV *sv)
{
if (!sv)
return 0;
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
dTHR;
if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ report_uninit();
}
return 0;
}
if (SvTHINKFIRST(sv)) {
if (SvROK(sv)) {
SV* tmpstr;
- if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv, numer)))
+ if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv,numer)) &&
+ (SvRV(tmpstr) != SvRV(sv)))
return SvIV(tmpstr);
- return (IV)SvRV(sv);
+ return PTR2IV(SvRV(sv));
}
- if (SvREADONLY(sv)) {
- if (SvNOKp(sv)) {
- return I_V(SvNVX(sv));
- }
- if (SvPOKp(sv) && SvLEN(sv))
- return asIV(sv);
- {
- dTHR;
- if (ckWARN(WARN_UNINITIALIZED))
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
- }
+ if (SvREADONLY(sv) && !SvOK(sv)) {
+ dTHR;
+ if (ckWARN(WARN_UNINITIALIZED))
+ report_uninit();
return 0;
}
}
if (SvNOKp(sv)) {
/* We can cache the IV/UV value even if it not good enough
* to reconstruct NV, since the conversion to PV will prefer
- * NV over IV/UV. XXXX 64-bit?
+ * NV over IV/UV.
*/
if (SvTYPE(sv) == SVt_NV)
sv_upgrade(sv, SVt_PVNV);
(void)SvIOK_on(sv);
- if (SvNVX(sv) < (double)IV_MAX + 0.5)
+ if (SvNVX(sv) < (NV)IV_MAX + 0.5)
SvIVX(sv) = I_V(SvNVX(sv));
else {
SvUVX(sv) = U_V(SvNVX(sv));
SvIsUV_on(sv);
ret_iv_max:
- DEBUG_c(PerlIO_printf(Perl_debug_log,
- "0x%lx 2iv(%lu => %ld) (as unsigned)\n",
- (unsigned long)sv,
- (unsigned long)SvUVX(sv), (long)(IV)SvUVX(sv)));
+ DEBUG_c(PerlIO_printf(Perl_debug_log,
+ "0x%"UVxf" 2iv(%"UVuf" => %"IVdf") (as unsigned)\n",
+ PTR2UV(sv),
+ SvUVX(sv),
+ SvUVX(sv)));
return (IV)SvUVX(sv);
}
}
/* We want to avoid a possible problem when we cache an IV which
may be later translated to an NV, and the resulting NV is not
the translation of the initial data.
-
+
This means that if we cache such an IV, we need to cache the
NV as well. Moreover, we trade speed for space, and do not
cache the NV if not needed.
if (numtype & IS_NUMBER_NOT_IV) {
/* May be not an integer. Need to cache NV if we cache IV
* - otherwise future conversion to NV will be wrong. */
- double d;
+ NV d;
- SET_NUMERIC_STANDARD();
- d = atof(SvPVX(sv));
+ d = Atof(SvPVX(sv));
if (SvTYPE(sv) < SVt_PVNV)
sv_upgrade(sv, SVt_PVNV);
SvNVX(sv) = d;
(void)SvNOK_on(sv);
(void)SvIOK_on(sv);
- DEBUG_c(PerlIO_printf(Perl_debug_log,
- "0x%lx 2nv(%g)\n",(unsigned long)sv,
- SvNVX(sv)));
- if (SvNVX(sv) < (double)IV_MAX + 0.5)
+#if defined(USE_LONG_DOUBLE)
+ DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%"UVxf" 2nv(%" PERL_PRIgldbl ")\n",
+ PTR2UV(sv), SvNVX(sv)));
+#else
+ DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%"UVxf" 2nv(%g)\n",
+ PTR2UV(sv), SvNVX(sv)));
+#endif
+ if (SvNVX(sv) < (NV)IV_MAX + 0.5)
SvIVX(sv) = I_V(SvNVX(sv));
else {
SvUVX(sv) = U_V(SvNVX(sv));
goto ret_iv_max;
}
}
- else if (numtype) {
- /* The NV may be reconstructed from IV - safe to cache IV,
- which may be calculated by atol(). */
- if (SvTYPE(sv) == SVt_PV)
- sv_upgrade(sv, SVt_PVIV);
- (void)SvIOK_on(sv);
- SvIVX(sv) = atol(SvPVX(sv)); /* XXXX 64-bit? */
- }
- else { /* Not a number. Cache 0. */
- dTHR;
-
+ else { /* The NV may be reconstructed from IV - safe to cache IV,
+ which may be calculated by atol(). */
if (SvTYPE(sv) < SVt_PVIV)
sv_upgrade(sv, SVt_PVIV);
- SvIVX(sv) = 0;
(void)SvIOK_on(sv);
- if (ckWARN(WARN_NUMERIC))
+ SvIVX(sv) = Atol(SvPVX(sv));
+ if (! numtype && ckWARN(WARN_NUMERIC))
not_a_number(sv);
}
}
else {
dTHR;
if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP))
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ report_uninit();
if (SvTYPE(sv) < SVt_IV)
/* Typically the caller expects that sv_any is not NULL now. */
sv_upgrade(sv, SVt_IV);
return 0;
}
- DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%lx 2iv(%ld)\n",
- (unsigned long)sv,(long)SvIVX(sv)));
+ DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%"UVxf" 2iv(%"IVdf")\n",
+ PTR2UV(sv),SvIVX(sv)));
return SvIsUV(sv) ? (IV)SvUVX(sv) : SvIVX(sv);
}
UV
-sv_2uv(register SV *sv)
+Perl_sv_2uv(pTHX_ register SV *sv)
{
if (!sv)
return 0;
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
dTHR;
if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ report_uninit();
}
return 0;
}
if (SvTHINKFIRST(sv)) {
if (SvROK(sv)) {
SV* tmpstr;
- if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv, numer)))
+ if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv,numer)) &&
+ (SvRV(tmpstr) != SvRV(sv)))
return SvUV(tmpstr);
- return (UV)SvRV(sv);
+ return PTR2UV(SvRV(sv));
}
- if (SvREADONLY(sv)) {
- if (SvNOKp(sv)) {
- return U_V(SvNVX(sv));
- }
- if (SvPOKp(sv) && SvLEN(sv))
- return asUV(sv);
- {
- dTHR;
- if (ckWARN(WARN_UNINITIALIZED))
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
- }
+ if (SvREADONLY(sv) && !SvOK(sv)) {
+ dTHR;
+ if (ckWARN(WARN_UNINITIALIZED))
+ report_uninit();
return 0;
}
}
if (SvNOKp(sv)) {
/* We can cache the IV/UV value even if it not good enough
* to reconstruct NV, since the conversion to PV will prefer
- * NV over IV/UV. XXXX 64-bit?
+ * NV over IV/UV.
*/
if (SvTYPE(sv) == SVt_NV)
sv_upgrade(sv, SVt_PVNV);
else {
SvIVX(sv) = I_V(SvNVX(sv));
ret_zero:
- DEBUG_c(PerlIO_printf(Perl_debug_log,
- "0x%lx 2uv(%ld => %lu) (as signed)\n",
- (unsigned long)sv,(long)SvIVX(sv),
- (long)(UV)SvIVX(sv)));
+ DEBUG_c(PerlIO_printf(Perl_debug_log,
+ "0x%"UVxf" 2uv(%"IVdf" => %"IVdf") (as signed)\n",
+ PTR2UV(sv),
+ SvIVX(sv),
+ (IV)(UV)SvIVX(sv)));
return (UV)SvIVX(sv);
}
}
/* We want to avoid a possible problem when we cache a UV which
may be later translated to an NV, and the resulting NV is not
the translation of the initial data.
-
+
This means that if we cache such a UV, we need to cache the
NV as well. Moreover, we trade speed for space, and do not
cache the NV if not needed.
if (numtype & IS_NUMBER_NOT_IV) {
/* May be not an integer. Need to cache NV if we cache IV
* - otherwise future conversion to NV will be wrong. */
- double d;
+ NV d;
- SET_NUMERIC_STANDARD();
- d = atof(SvPVX(sv)); /* XXXX 64-bit? */
+ d = Atof(SvPVX(sv));
if (SvTYPE(sv) < SVt_PVNV)
sv_upgrade(sv, SVt_PVNV);
SvNVX(sv) = d;
(void)SvNOK_on(sv);
(void)SvIOK_on(sv);
+#if defined(USE_LONG_DOUBLE)
DEBUG_c(PerlIO_printf(Perl_debug_log,
- "0x%lx 2nv(%g)\n",(unsigned long)sv,
- SvNVX(sv)));
+ "0x%"UVxf" 2nv(%" PERL_PRIgldbl ")\n",
+ PTR2UV(sv), SvNVX(sv)));
+#else
+ DEBUG_c(PerlIO_printf(Perl_debug_log,
+ "0x%"UVxf" 2nv(%g)\n",
+ PTR2UV(sv), SvNVX(sv)));
+#endif
if (SvNVX(sv) < -0.5) {
SvIVX(sv) = I_V(SvNVX(sv));
goto ret_zero;
if (SvTYPE(sv) == SVt_PV)
sv_upgrade(sv, SVt_PVIV);
(void)SvIOK_on(sv);
- SvIVX(sv) = (IV)atol(SvPVX(sv)); /* XXXX 64-bit? */
+ SvIVX(sv) = (IV)Atol(SvPVX(sv));
}
else if (numtype) { /* Non-negative */
/* The NV may be reconstructed from UV - safe to cache UV,
(void)SvIOK_on(sv);
(void)SvIsUV_on(sv);
#ifdef HAS_STRTOUL
- SvUVX(sv) = strtoul(SvPVX(sv), Null(char**), 10); /* XXXX 64-bit? */
+ SvUVX(sv) = Strtoul(SvPVX(sv), Null(char**), 10);
#else /* no atou(), but we know the number fits into IV... */
/* The only problem may be if it is negative... */
- SvUVX(sv) = (UV)atol(SvPVX(sv)); /* XXXX 64-bit? */
+ SvUVX(sv) = (UV)Atol(SvPVX(sv));
#endif
}
else { /* Not a number. Cache 0. */
if (SvTYPE(sv) < SVt_PVIV)
sv_upgrade(sv, SVt_PVIV);
- SvUVX(sv) = 0; /* We assume that 0s have the
- same bitmap in IV and UV. */
(void)SvIOK_on(sv);
(void)SvIsUV_on(sv);
+ SvUVX(sv) = 0; /* We assume that 0s have the
+ same bitmap in IV and UV. */
if (ckWARN(WARN_NUMERIC))
not_a_number(sv);
}
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
dTHR;
if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ report_uninit();
}
if (SvTYPE(sv) < SVt_IV)
/* Typically the caller expects that sv_any is not NULL now. */
return 0;
}
- DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%lx 2uv(%lu)\n",
- (unsigned long)sv,SvUVX(sv)));
+ DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%"UVxf" 2uv(%"UVuf")\n",
+ PTR2UV(sv),SvUVX(sv)));
return SvIsUV(sv) ? SvUVX(sv) : (UV)SvIVX(sv);
}
-double
-sv_2nv(register SV *sv)
+NV
+Perl_sv_2nv(pTHX_ register SV *sv)
{
if (!sv)
return 0.0;
dTHR;
if (ckWARN(WARN_NUMERIC) && !SvIOKp(sv) && !looks_like_number(sv))
not_a_number(sv);
- SET_NUMERIC_STANDARD();
- return atof(SvPVX(sv));
+ return Atof(SvPVX(sv));
}
if (SvIOKp(sv)) {
- if (SvIsUV(sv))
- return (double)SvUVX(sv);
+ if (SvIsUV(sv))
+ return (NV)SvUVX(sv);
else
- return (double)SvIVX(sv);
+ return (NV)SvIVX(sv);
}
if (!SvROK(sv)) {
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
dTHR;
if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ report_uninit();
}
return 0;
}
if (SvTHINKFIRST(sv)) {
if (SvROK(sv)) {
SV* tmpstr;
- if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv,numer)))
+ if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv,numer)) &&
+ (SvRV(tmpstr) != SvRV(sv)))
return SvNV(tmpstr);
- return (double)(unsigned long)SvRV(sv);
+ return PTR2NV(SvRV(sv));
}
- if (SvREADONLY(sv)) {
+ if (SvREADONLY(sv) && !SvOK(sv)) {
dTHR;
- if (SvPOKp(sv) && SvLEN(sv)) {
- if (ckWARN(WARN_NUMERIC) && !SvIOKp(sv) && !looks_like_number(sv))
- not_a_number(sv);
- SET_NUMERIC_STANDARD();
- return atof(SvPVX(sv));
- }
- if (SvIOKp(sv)) {
- if (SvIsUV(sv))
- return (double)SvUVX(sv);
- else
- return (double)SvIVX(sv);
- }
if (ckWARN(WARN_UNINITIALIZED))
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ report_uninit();
return 0.0;
}
}
sv_upgrade(sv, SVt_PVNV);
else
sv_upgrade(sv, SVt_NV);
- DEBUG_c(SET_NUMERIC_STANDARD());
- DEBUG_c(PerlIO_printf(Perl_debug_log,
- "0x%lx num(%g)\n",(unsigned long)sv,SvNVX(sv)));
+#if defined(USE_LONG_DOUBLE)
+ DEBUG_c({
+ STORE_NUMERIC_LOCAL_SET_STANDARD();
+ PerlIO_printf(Perl_debug_log,
+ "0x%"UVxf" num(%" PERL_PRIgldbl ")\n",
+ PTR2UV(sv), SvNVX(sv));
+ RESTORE_NUMERIC_LOCAL();
+ });
+#else
+ DEBUG_c({
+ STORE_NUMERIC_LOCAL_SET_STANDARD();
+ PerlIO_printf(Perl_debug_log, "0x%"UVxf" num(%g)\n",
+ PTR2UV(sv), SvNVX(sv));
+ RESTORE_NUMERIC_LOCAL();
+ });
+#endif
}
else if (SvTYPE(sv) < SVt_PVNV)
sv_upgrade(sv, SVt_PVNV);
if (SvIOKp(sv) &&
(!SvPOKp(sv) || !strchr(SvPVX(sv),'.') || !looks_like_number(sv)))
{
- SvNVX(sv) = SvIsUV(sv) ? (double)SvUVX(sv) : (double)SvIVX(sv);
+ SvNVX(sv) = SvIsUV(sv) ? (NV)SvUVX(sv) : (NV)SvIVX(sv);
}
else if (SvPOKp(sv) && SvLEN(sv)) {
dTHR;
if (ckWARN(WARN_NUMERIC) && !SvIOKp(sv) && !looks_like_number(sv))
not_a_number(sv);
- SET_NUMERIC_STANDARD();
- SvNVX(sv) = atof(SvPVX(sv));
+ SvNVX(sv) = Atof(SvPVX(sv));
}
else {
dTHR;
if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP))
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ report_uninit();
if (SvTYPE(sv) < SVt_NV)
/* Typically the caller expects that sv_any is not NULL now. */
sv_upgrade(sv, SVt_NV);
return 0.0;
}
SvNOK_on(sv);
- DEBUG_c(SET_NUMERIC_STANDARD());
- DEBUG_c(PerlIO_printf(Perl_debug_log,
- "0x%lx 2nv(%g)\n",(unsigned long)sv,SvNVX(sv)));
+#if defined(USE_LONG_DOUBLE)
+ DEBUG_c({
+ STORE_NUMERIC_LOCAL_SET_STANDARD();
+ PerlIO_printf(Perl_debug_log, "0x%"UVxf" 2nv(%" PERL_PRIgldbl ")\n",
+ PTR2UV(sv), SvNVX(sv));
+ RESTORE_NUMERIC_LOCAL();
+ });
+#else
+ DEBUG_c({
+ STORE_NUMERIC_LOCAL_SET_STANDARD();
+ PerlIO_printf(Perl_debug_log, "0x%"UVxf" 1nv(%g)\n",
+ PTR2UV(sv), SvNVX(sv));
+ RESTORE_NUMERIC_LOCAL();
+ });
+#endif
return SvNVX(sv);
}
STATIC IV
-asIV(SV *sv)
+S_asIV(pTHX_ SV *sv)
{
I32 numtype = looks_like_number(sv);
- double d;
+ NV d;
if (numtype & IS_NUMBER_TO_INT_BY_ATOL)
- return atol(SvPVX(sv)); /* XXXX 64-bit? */
+ return Atol(SvPVX(sv));
if (!numtype) {
dTHR;
if (ckWARN(WARN_NUMERIC))
not_a_number(sv);
}
- SET_NUMERIC_STANDARD();
- d = atof(SvPVX(sv));
+ d = Atof(SvPVX(sv));
return I_V(d);
}
STATIC UV
-asUV(SV *sv)
+S_asUV(pTHX_ SV *sv)
{
I32 numtype = looks_like_number(sv);
#ifdef HAS_STRTOUL
if (numtype & IS_NUMBER_TO_INT_BY_ATOL)
- return strtoul(SvPVX(sv), Null(char**), 10);
+ return Strtoul(SvPVX(sv), Null(char**), 10);
#endif
if (!numtype) {
dTHR;
if (ckWARN(WARN_NUMERIC))
not_a_number(sv);
}
- SET_NUMERIC_STANDARD();
- return U_V(atof(SvPVX(sv)));
+ return U_V(Atof(SvPVX(sv)));
}
/*
* IS_NUMBER_TO_INT_BY_ATOL 123
* IS_NUMBER_TO_INT_BY_ATOL | IS_NUMBER_NOT_IV 123.1
* IS_NUMBER_TO_INT_BY_ATOF | IS_NUMBER_NOT_IV 123e0
+ * IS_NUMBER_INFINITY
* with a possible addition of IS_NUMBER_NEG.
*/
+/*
+=for apidoc looks_like_number
+
+Test if an the content of an SV looks like a number (or is a
+number).
+
+=cut
+*/
+
I32
-looks_like_number(SV *sv)
+Perl_looks_like_number(pTHX_ SV *sv)
{
- /* XXXX 64-bit? It may be not IS_NUMBER_TO_INT_BY_ATOL, but
- * using atof() may lose precision. */
register char *s;
register char *send;
register char *sbegin;
register char *nbegin;
I32 numtype = 0;
+ I32 sawinf = 0;
STRLEN len;
if (SvPOK(sv)) {
- sbegin = SvPVX(sv);
+ sbegin = SvPVX(sv);
len = SvCUR(sv);
}
else if (SvPOKp(sv))
nbegin = s;
/*
- * we return 1 if the number can be converted to _integer_ with atol()
- * and 2 if you need (int)atof().
+ * we return IS_NUMBER_TO_INT_BY_ATOL if the number can be converted
+ * to _integer_ with atol() and IS_NUMBER_TO_INT_BY_ATOF if you need
+ * (int)atof().
*/
- /* next must be digit or '.' */
+ /* next must be digit or the radix separator or beginning of infinity */
if (isDIGIT(*s)) {
do {
s++;
else
numtype |= IS_NUMBER_TO_INT_BY_ATOL;
- if (*s == '.') {
+ if (*s == '.'
+#ifdef USE_LOCALE_NUMERIC
+ || IS_NUMERIC_RADIX(*s)
+#endif
+ ) {
s++;
numtype |= IS_NUMBER_NOT_IV;
- while (isDIGIT(*s)) /* optional digits after "." */
+ while (isDIGIT(*s)) /* optional digits after the radix */
s++;
}
}
- else if (*s == '.') {
+ else if (*s == '.'
+#ifdef USE_LOCALE_NUMERIC
+ || IS_NUMERIC_RADIX(*s)
+#endif
+ ) {
s++;
numtype |= IS_NUMBER_TO_INT_BY_ATOL | IS_NUMBER_NOT_IV;
- /* no digits before '.' means we need digits after it */
+ /* no digits before the radix means we need digits after it */
if (isDIGIT(*s)) {
do {
s++;
else
return 0;
}
+ else if (*s == 'I' || *s == 'i') {
+ s++; if (*s != 'N' && *s != 'n') return 0;
+ s++; if (*s != 'F' && *s != 'f') return 0;
+ s++; if (*s == 'I' || *s == 'i') {
+ s++; if (*s != 'N' && *s != 'n') return 0;
+ s++; if (*s != 'I' && *s != 'i') return 0;
+ s++; if (*s != 'T' && *s != 't') return 0;
+ s++; if (*s != 'Y' && *s != 'y') return 0;
+ }
+ sawinf = 1;
+ }
else
return 0;
- /* we can have an optional exponent part */
- if (*s == 'e' || *s == 'E') {
- numtype &= ~IS_NUMBER_NEG;
- numtype |= IS_NUMBER_TO_INT_BY_ATOF | IS_NUMBER_NOT_IV;
- s++;
- if (*s == '+' || *s == '-')
+ if (sawinf)
+ numtype = IS_NUMBER_INFINITY;
+ else {
+ /* we can have an optional exponent part */
+ if (*s == 'e' || *s == 'E') {
+ numtype &= ~IS_NUMBER_NEG;
+ numtype |= IS_NUMBER_TO_INT_BY_ATOF | IS_NUMBER_NOT_IV;
s++;
- if (isDIGIT(*s)) {
- do {
- s++;
- } while (isDIGIT(*s));
- }
- else
- return 0;
+ if (*s == '+' || *s == '-')
+ s++;
+ if (isDIGIT(*s)) {
+ do {
+ s++;
+ } while (isDIGIT(*s));
+ }
+ else
+ return 0;
+ }
}
while (isSPACE(*s))
s++;
}
char *
-sv_2pv_nolen(register SV *sv)
+Perl_sv_2pv_nolen(pTHX_ register SV *sv)
{
STRLEN n_a;
return sv_2pv(sv, &n_a);
}
/* We assume that buf is at least TYPE_CHARS(UV) long. */
-STATIC char *
+static char *
uiv_2buf(char *buf, IV iv, UV uv, int is_uv, char **peob)
{
- STRLEN len;
char *ptr = buf + TYPE_CHARS(UV);
char *ebuf = ptr;
int sign;
- char *p;
if (is_uv)
sign = 0;
}
char *
-sv_2pv(register SV *sv, STRLEN *lp)
+Perl_sv_2pv(pTHX_ register SV *sv, STRLEN *lp)
{
register char *s;
int olderrno;
*lp = SvCUR(sv);
return SvPVX(sv);
}
- if (SvIOKp(sv)) { /* XXXX 64-bit? */
- if (SvIsUV(sv))
- (void)sprintf(tmpbuf,"%lu",(unsigned long)SvUVX(sv));
+ if (SvIOKp(sv)) {
+ if (SvIsUV(sv))
+ (void)sprintf(tmpbuf,"%"UVuf, (UV)SvUVX(sv));
else
- (void)sprintf(tmpbuf,"%ld",(long)SvIVX(sv));
+ (void)sprintf(tmpbuf,"%"IVdf, (IV)SvIVX(sv));
tsv = Nullsv;
goto tokensave;
}
if (SvNOKp(sv)) {
- SET_NUMERIC_STANDARD();
- Gconvert(SvNVX(sv), DBL_DIG, 0, tmpbuf);
+ Gconvert(SvNVX(sv), NV_DIG, 0, tmpbuf);
tsv = Nullsv;
goto tokensave;
}
if (!(SvFLAGS(sv) & SVs_PADTMP)) {
dTHR;
if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing)
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ report_uninit();
}
*lp = 0;
return "";
if (SvTHINKFIRST(sv)) {
if (SvROK(sv)) {
SV* tmpstr;
- if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv,string)))
+ if (SvAMAGIC(sv) && (tmpstr=AMG_CALLun(sv,string)) &&
+ (SvRV(tmpstr) != SvRV(sv)))
return SvPV(tmpstr,*lp);
sv = (SV*)SvRV(sv);
if (!sv)
switch (SvTYPE(sv)) {
case SVt_PVMG:
if ( ((SvFLAGS(sv) &
- (SVs_OBJECT|SVf_OK|SVs_GMG|SVs_SMG|SVs_RMG))
+ (SVs_OBJECT|SVf_OK|SVs_GMG|SVs_SMG|SVs_RMG))
== (SVs_OBJECT|SVs_RMG))
&& strEQ(s=HvNAME(SvSTASH(sv)), "Regexp")
&& (mg = mg_find(sv, 'r'))) {
int right = 4;
U16 reganch = (re->reganch & PMf_COMPILETIME) >> 12;
- while(ch = *fptr++) {
+ while((ch = *fptr++)) {
if(reganch & 1) {
reflags[left++] = ch;
}
case SVt_PV:
case SVt_PVIV:
case SVt_PVNV:
- case SVt_PVBM: s = "SCALAR"; break;
+ case SVt_PVBM: if (SvROK(sv))
+ s = "REF";
+ else
+ s = "SCALAR"; break;
case SVt_PVLV: s = "LVALUE"; break;
case SVt_PVAV: s = "ARRAY"; break;
case SVt_PVHV: s = "HASH"; break;
}
tsv = NEWSV(0,0);
if (SvOBJECT(sv))
- sv_setpvf(tsv, "%s=%s", HvNAME(SvSTASH(sv)), s);
+ Perl_sv_setpvf(aTHX_ tsv, "%s=%s", HvNAME(SvSTASH(sv)), s);
else
sv_setpv(tsv, s);
- /* XXXX 64-bit? */
- sv_catpvf(tsv, "(0x%lx)", (unsigned long)sv);
+ Perl_sv_catpvf(aTHX_ tsv, "(0x%"UVxf")", PTR2UV(sv));
goto tokensaveref;
}
*lp = strlen(s);
return s;
}
- if (SvREADONLY(sv)) {
- if (SvNOKp(sv)) { /* See note in sv_2uv() */
- /* XXXX 64-bit? IV may have better precision... */
- SET_NUMERIC_STANDARD();
- Gconvert(SvNVX(sv), DBL_DIG, 0, tmpbuf);
- tsv = Nullsv;
- goto tokensave;
- }
- if (SvIOKp(sv)) {
- char *ebuf;
-
- if (SvIsUV(sv))
- tmpbuf = uiv_2buf(tbuf, 0, SvUVX(sv), 1, &ebuf);
- else
- tmpbuf = uiv_2buf(tbuf, SvIVX(sv), 0, 0, &ebuf);
- *ebuf = 0;
- tsv = Nullsv;
- goto tokensave;
- }
- {
- dTHR;
- if (ckWARN(WARN_UNINITIALIZED))
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
- }
+ if (SvREADONLY(sv) && !SvOK(sv)) {
+ dTHR;
+ if (ckWARN(WARN_UNINITIALIZED))
+ report_uninit();
*lp = 0;
return "";
}
}
if (SvNOKp(sv)) { /* See note in sv_2uv() */
/* XXXX 64-bit? IV may have better precision... */
+ /* I tried changing this to be 64-bit-aware and
+ * the t/op/numconvert.t became very, very, angry.
+ * --jhi Sep 1999 */
if (SvTYPE(sv) < SVt_PVNV)
sv_upgrade(sv, SVt_PVNV);
- SvGROW(sv, 28);
+ /* The +20 is pure guesswork. Configure test needed. --jhi */
+ SvGROW(sv, NV_DIG + 20);
s = SvPVX(sv);
olderrno = errno; /* some Xenix systems wipe out errno here */
#ifdef apollo
else
#endif /*apollo*/
{
- SET_NUMERIC_STANDARD();
- Gconvert(SvNVX(sv), DBL_DIG, 0, s);
+ Gconvert(SvNVX(sv), NV_DIG, 0, s);
}
errno = olderrno;
#ifdef FIXNEGATIVEZERO
}
else if (SvIOKp(sv)) {
U32 isIOK = SvIOK(sv);
+ U32 isUIOK = SvIsUV(sv);
char buf[TYPE_CHARS(UV)];
char *ebuf, *ptr;
if (SvTYPE(sv) < SVt_PVIV)
sv_upgrade(sv, SVt_PVIV);
- if (SvIsUV(sv)) {
+ if (isUIOK)
ptr = uiv_2buf(buf, 0, SvUVX(sv), 1, &ebuf);
- sv_setpvn(sv, ptr, ebuf - ptr);
- SvIsUV_on(sv);
- }
- else {
+ else
ptr = uiv_2buf(buf, SvIVX(sv), 0, 0, &ebuf);
- sv_setpvn(sv, ptr, ebuf - ptr);
- }
+ SvGROW(sv, ebuf - ptr + 1); /* inlined from sv_setpvn */
+ Move(ptr,SvPVX(sv),ebuf - ptr,char);
+ SvCUR_set(sv, ebuf - ptr);
s = SvEND(sv);
+ *s = '\0';
if (isIOK)
SvIOK_on(sv);
else
SvIOKp_on(sv);
+ if (isUIOK)
+ SvIsUV_on(sv);
+ SvPOK_on(sv);
}
else {
dTHR;
- if (ckWARN(WARN_UNINITIALIZED) && !PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP))
- warner(WARN_UNINITIALIZED, PL_warn_uninit);
+ if (ckWARN(WARN_UNINITIALIZED)
+ && !PL_localizing && !(SvFLAGS(sv) & SVs_PADTMP))
+ {
+ report_uninit();
+ }
*lp = 0;
if (SvTYPE(sv) < SVt_PV)
/* Typically the caller expects that sv_any is not NULL now. */
*lp = s - SvPVX(sv);
SvCUR_set(sv, *lp);
SvPOK_on(sv);
- DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%lx 2pv(%s)\n",(unsigned long)sv,SvPVX(sv)));
+ DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%"UVxf" 2pv(%s)\n",
+ PTR2UV(sv),SvPVX(sv)));
return SvPVX(sv);
tokensave:
}
}
+char *
+Perl_sv_2pvbyte_nolen(pTHX_ register SV *sv)
+{
+ STRLEN n_a;
+ return sv_2pvbyte(sv, &n_a);
+}
+
+char *
+Perl_sv_2pvbyte(pTHX_ register SV *sv, STRLEN *lp)
+{
+ return sv_2pv(sv,lp);
+}
+
+char *
+Perl_sv_2pvutf8_nolen(pTHX_ register SV *sv)
+{
+ STRLEN n_a;
+ return sv_2pvutf8(sv, &n_a);
+}
+
+char *
+Perl_sv_2pvutf8(pTHX_ register SV *sv, STRLEN *lp)
+{
+ sv_utf8_upgrade(sv);
+ return sv_2pv(sv,lp);
+}
+
/* This function is only called on magical items */
bool
-sv_2bool(register SV *sv)
+Perl_sv_2bool(pTHX_ register SV *sv)
{
if (SvGMAGICAL(sv))
mg_get(sv);
if (SvROK(sv)) {
dTHR;
SV* tmpsv;
- if (SvAMAGIC(sv) && (tmpsv = AMG_CALLun(sv,bool_)))
+ if (SvAMAGIC(sv) && (tmpsv=AMG_CALLun(sv,bool_)) &&
+ (SvRV(tmpsv) != SvRV(sv)))
return SvTRUE(tmpsv);
return SvRV(sv) != 0;
}
}
}
+/*
+=for apidoc sv_utf8_upgrade
+
+Convert the PV of an SV to its UTF8-encoded form.
+
+=cut
+*/
+
+void
+Perl_sv_utf8_upgrade(pTHX_ register SV *sv)
+{
+ char *s, *t;
+ bool hibit;
+
+ if (!sv || !SvPOK(sv) || SvUTF8(sv))
+ return;
+
+ /* This function could be much more efficient if we had a FLAG in SVs
+ * to signal if there are any hibit chars in the PV.
+ */
+ for (s = t = SvPVX(sv), hibit = FALSE; t < SvEND(sv) && !hibit; t++)
+ if (*t & 0x80)
+ hibit = TRUE;
+
+ if (hibit) {
+ STRLEN len = SvCUR(sv) + 1; /* Plus the \0 */
+ SvPVX(sv) = (char*)bytes_to_utf8((U8*)s, &len);
+ SvCUR(sv) = len - 1;
+ SvLEN(sv) = len; /* No longer know the real size. */
+ SvUTF8_on(sv);
+ Safefree(s); /* No longer using what was there before. */
+ }
+}
+
+/*
+=for apidoc sv_utf8_downgrade
+
+Attempt to convert the PV of an SV from UTF8-encoded to byte encoding.
+This may not be possible if the PV contains non-byte encoding characters;
+if this is the case, either returns false or, if C<fail_ok> is not
+true, croaks.
+
+=cut
+*/
+
+bool
+Perl_sv_utf8_downgrade(pTHX_ register SV* sv, bool fail_ok)
+{
+ if (SvPOK(sv) && SvUTF8(sv)) {
+ char *c = SvPVX(sv);
+ STRLEN len = SvCUR(sv) + 1; /* include trailing NUL */
+ if (!utf8_to_bytes((U8*)c, &len)) {
+ if (fail_ok)
+ return FALSE;
+ else {
+ if (PL_op)
+ Perl_croak(aTHX_ "Wide character in %s",
+ PL_op_desc[PL_op->op_type]);
+ else
+ Perl_croak(aTHX_ "Wide character");
+ }
+ }
+ SvCUR(sv) = len - 1;
+ SvUTF8_off(sv);
+ }
+ return TRUE;
+}
+
+/*
+=for apidoc sv_utf8_encode
+
+Convert the PV of an SV to UTF8-encoded, but then turn off the C<SvUTF8>
+flag so that it looks like bytes again. Nothing calls this.
+
+=cut
+*/
+
+void
+Perl_sv_utf8_encode(pTHX_ register SV *sv)
+{
+ sv_utf8_upgrade(sv);
+ SvUTF8_off(sv);
+}
+
+bool
+Perl_sv_utf8_decode(pTHX_ register SV *sv)
+{
+ if (SvPOK(sv)) {
+ char *c;
+ bool has_utf = FALSE;
+ if (!sv_utf8_downgrade(sv, TRUE))
+ return FALSE;
+
+ /* it is actually just a matter of turning the utf8 flag on, but
+ * we want to make sure everything inside is valid utf8 first.
+ */
+ c = SvPVX(sv);
+ if (!is_utf8_string((U8*)c, SvCUR(sv)+1))
+ return FALSE;
+
+ while (c < SvEND(sv)) {
+ if (*c++ & 0x80) {
+ SvUTF8_on(sv);
+ break;
+ }
+ }
+ }
+ return TRUE;
+}
+
+
/* Note: sv_setsv() should not be called with a source string that needs
* to be reused, since it may destroy the source string if it is marked
* as temporary.
*/
+/*
+=for apidoc sv_setsv
+
+Copies the contents of the source SV C<ssv> into the destination SV C<dsv>.
+The source SV may be destroyed if it is mortal. Does not handle 'set'
+magic. See the macro forms C<SvSetSV>, C<SvSetSV_nosteal> and
+C<sv_setsv_mg>.
+
+=cut
+*/
+
void
-sv_setsv(SV *dstr, register SV *sstr)
+Perl_sv_setsv(pTHX_ SV *dstr, register SV *sstr)
{
dTHR;
register U32 sflags;
SvTYPE(SvRV(sstr)) == SVt_PVGV) {
sstr = SvRV(sstr);
if (sstr == dstr) {
- if (PL_curcop->cop_stash != GvSTASH(dstr))
+ if (GvIMPORTED(dstr) != GVf_IMPORTED
+ && CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
+ {
GvIMPORTED_on(dstr);
+ }
GvMULTI_on(dstr);
return;
}
case SVt_PVCV:
case SVt_PVIO:
if (PL_op)
- croak("Bizarre copy of %s in %s", sv_reftype(sstr, 0),
+ Perl_croak(aTHX_ "Bizarre copy of %s in %s", sv_reftype(sstr, 0),
PL_op_name[PL_op->op_type]);
else
- croak("Bizarre copy of %s", sv_reftype(sstr, 0));
+ Perl_croak(aTHX_ "Bizarre copy of %s", sv_reftype(sstr, 0));
break;
case SVt_PVGV:
char *name = GvNAME(sstr);
STRLEN len = GvNAMELEN(sstr);
sv_upgrade(dstr, SVt_PVGV);
- sv_magic(dstr, dstr, '*', name, len);
+ sv_magic(dstr, dstr, '*', Nullch, 0);
GvSTASH(dstr) = (HV*)SvREFCNT_inc(GvSTASH(sstr));
GvNAME(dstr) = savepvn(name, len);
GvNAMELEN(dstr) = len;
/* ahem, death to those who redefine active sort subs */
else if (PL_curstackinfo->si_type == PERLSI_SORT
&& GvCV(dstr) && PL_sortcop == CvSTART(GvCV(dstr)))
- croak("Can't redefine active sort subroutine %s",
+ Perl_croak(aTHX_ "Can't redefine active sort subroutine %s",
GvNAME(dstr));
(void)SvOK_off(dstr);
GvINTRO_off(dstr); /* one-shot flag */
gp_free((GV*)dstr);
GvGP(dstr) = gp_ref(GvGP(sstr));
SvTAINT(dstr);
- if (PL_curcop->cop_stash != GvSTASH(dstr))
+ if (GvIMPORTED(dstr) != GVf_IMPORTED
+ && CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
+ {
GvIMPORTED_on(dstr);
+ }
GvMULTI_on(dstr);
return;
}
if (intro) {
GP *gp;
- GvGP(dstr)->gp_refcnt--;
+ gp_free((GV*)dstr);
GvINTRO_off(dstr); /* one-shot flag */
Newz(602,gp, 1, GP);
GvGP(dstr) = gp_ref(gp);
GvSV(dstr) = NEWSV(72,0);
- GvLINE(dstr) = PL_curcop->cop_line;
+ GvLINE(dstr) = CopLINE(PL_curcop);
GvEGV(dstr) = (GV*)dstr;
}
GvMULTI_on(dstr);
else
dref = (SV*)GvAV(dstr);
GvAV(dstr) = (AV*)sref;
- if (PL_curcop->cop_stash != GvSTASH(dstr))
+ if (!GvIMPORTED_AV(dstr)
+ && CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
+ {
GvIMPORTED_AV_on(dstr);
+ }
break;
case SVt_PVHV:
if (intro)
else
dref = (SV*)GvHV(dstr);
GvHV(dstr) = (HV*)sref;
- if (PL_curcop->cop_stash != GvSTASH(dstr))
+ if (!GvIMPORTED_HV(dstr)
+ && CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
+ {
GvIMPORTED_HV_on(dstr);
+ }
break;
case SVt_PVCV:
if (intro) {
if (!GvCVGEN((GV*)dstr) &&
(CvROOT(cv) || CvXSUB(cv)))
{
- SV *const_sv = cv_const_sv(cv);
- bool const_changed = TRUE;
- if(const_sv)
- const_changed = sv_cmp(const_sv,
- op_const_sv(CvSTART((CV*)sref),
- Nullcv));
+ SV *const_sv;
/* ahem, death to those who redefine
* active sort subs */
if (PL_curstackinfo->si_type == PERLSI_SORT &&
PL_sortcop == CvSTART(cv))
- croak(
+ Perl_croak(aTHX_
"Can't redefine active sort subroutine %s",
GvENAME((GV*)dstr));
- if (ckWARN(WARN_REDEFINE) || (const_changed && const_sv)) {
- if (!(CvGV(cv) && GvSTASH(CvGV(cv))
- && HvNAME(GvSTASH(CvGV(cv)))
- && strEQ(HvNAME(GvSTASH(CvGV(cv))),
- "autouse")))
- warner(WARN_REDEFINE, const_sv ?
- "Constant subroutine %s redefined"
- : "Subroutine %s redefined",
- GvENAME((GV*)dstr));
- }
+ /* Redefining a sub - warning is mandatory if
+ it was a const and its value changed. */
+ if (ckWARN(WARN_REDEFINE)
+ || (CvCONST(cv)
+ && (!CvCONST((CV*)sref)
+ || sv_cmp(cv_const_sv(cv),
+ cv_const_sv((CV*)sref)))))
+ {
+ Perl_warner(aTHX_ WARN_REDEFINE,
+ CvCONST(cv)
+ ? "Constant subroutine %s redefined"
+ : "Subroutine %s redefined",
+ GvENAME((GV*)dstr));
+ }
}
cv_ckproto(cv, (GV*)dstr,
SvPOK(sref) ? SvPVX(sref) : Nullch);
GvASSUMECV_on(dstr);
PL_sub_generation++;
}
- if (PL_curcop->cop_stash != GvSTASH(dstr))
+ if (!GvIMPORTED_CV(dstr)
+ && CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
+ {
GvIMPORTED_CV_on(dstr);
+ }
break;
case SVt_PVIO:
if (intro)
dref = (SV*)GvIOp(dstr);
GvIOp(dstr) = (IO*)sref;
break;
+ case SVt_PVFM:
+ if (intro)
+ SAVESPTR(GvFORM(dstr));
+ else
+ dref = (SV*)GvFORM(dstr);
+ GvFORM(dstr) = (CV*)sref;
+ break;
default:
if (intro)
SAVESPTR(GvSV(dstr));
else
dref = (SV*)GvSV(dstr);
GvSV(dstr) = sref;
- if (PL_curcop->cop_stash != GvSTASH(dstr))
+ if (!GvIMPORTED_SV(dstr)
+ && CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
+ {
GvIMPORTED_SV_on(dstr);
+ }
break;
}
if (dref)
if (sflags & SVp_IOK) {
(void)SvIOK_on(dstr);
SvIVX(dstr) = SvIVX(sstr);
- if (SvIsUV(sstr))
+ if (sflags & SVf_IVisUV)
SvIsUV_on(dstr);
}
if (SvAMAGIC(sstr)) {
if (SvTEMP(sstr) && /* slated for free anyway? */
SvREFCNT(sstr) == 1 && /* and no other references to it? */
- !(sflags & SVf_OOK)) /* and not involved in OOK hack? */
+ !(sflags & SVf_OOK) && /* and not involved in OOK hack? */
+ SvLEN(sstr)) /* and really is a string */
{
if (SvPVX(dstr)) { /* we know that dtype >= SVt_PV */
if (SvOOK(dstr)) {
SvPV_set(dstr, SvPVX(sstr));
SvLEN_set(dstr, SvLEN(sstr));
SvCUR_set(dstr, SvCUR(sstr));
+
SvTEMP_off(dstr);
- (void)SvOK_off(sstr);
+ (void)SvOK_off(sstr); /* NOTE: nukes most SvFLAGS on sstr */
SvPV_set(sstr, Nullch);
SvLEN_set(sstr, 0);
SvCUR_set(sstr, 0);
*SvEND(dstr) = '\0';
(void)SvPOK_only(dstr);
}
+ if ((sflags & SVf_UTF8) && !IN_BYTE)
+ SvUTF8_on(dstr);
/*SUPPRESS 560*/
if (sflags & SVp_NOK) {
SvNOK_on(dstr);
if (sflags & SVp_IOK) {
(void)SvIOK_on(dstr);
SvIVX(dstr) = SvIVX(sstr);
- if (SvIsUV(sstr))
+ if (sflags & SVf_IVisUV)
SvIsUV_on(dstr);
}
}
else if (sflags & SVp_NOK) {
SvNVX(dstr) = SvNVX(sstr);
(void)SvNOK_only(dstr);
- if (SvIOK(sstr)) {
+ if (sflags & SVf_IOK) {
(void)SvIOK_on(dstr);
SvIVX(dstr) = SvIVX(sstr);
/* XXXX Do we want to set IsUV for IV(ROK)? Be extra safe... */
- if (SvIsUV(sstr))
+ if (sflags & SVf_IVisUV)
SvIsUV_on(dstr);
}
}
else if (sflags & SVp_IOK) {
(void)SvIOK_only(dstr);
SvIVX(dstr) = SvIVX(sstr);
- if (SvIsUV(sstr))
+ if (sflags & SVf_IVisUV)
SvIsUV_on(dstr);
}
else {
if (dtype == SVt_PVGV) {
- if (ckWARN(WARN_UNSAFE))
- warner(WARN_UNSAFE, "Undefined value assigned to typeglob");
+ if (ckWARN(WARN_MISC))
+ Perl_warner(aTHX_ WARN_MISC, "Undefined value assigned to typeglob");
}
else
(void)SvOK_off(dstr);
SvTAINT(dstr);
}
+/*
+=for apidoc sv_setsv_mg
+
+Like C<sv_setsv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_setsv_mg(SV *dstr, register SV *sstr)
+Perl_sv_setsv_mg(pTHX_ SV *dstr, register SV *sstr)
{
sv_setsv(dstr,sstr);
SvSETMAGIC(dstr);
}
+/*
+=for apidoc sv_setpvn
+
+Copies a string into an SV. The C<len> parameter indicates the number of
+bytes to be copied. Does not handle 'set' magic. See C<sv_setpvn_mg>.
+
+=cut
+*/
+
void
-sv_setpvn(register SV *sv, register const char *ptr, register STRLEN len)
+Perl_sv_setpvn(pTHX_ register SV *sv, register const char *ptr, register STRLEN len)
{
register char *dptr;
assert(len >= 0); /* STRLEN is probably unsigned, so this may
SvTAINT(sv);
}
+/*
+=for apidoc sv_setpvn_mg
+
+Like C<sv_setpvn>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_setpvn_mg(register SV *sv, register const char *ptr, register STRLEN len)
+Perl_sv_setpvn_mg(pTHX_ register SV *sv, register const char *ptr, register STRLEN len)
{
sv_setpvn(sv,ptr,len);
SvSETMAGIC(sv);
}
+/*
+=for apidoc sv_setpv
+
+Copies a string into an SV. The string must be null-terminated. Does not
+handle 'set' magic. See C<sv_setpv_mg>.
+
+=cut
+*/
+
void
-sv_setpv(register SV *sv, register const char *ptr)
+Perl_sv_setpv(pTHX_ register SV *sv, register const char *ptr)
{
register STRLEN len;
SvTAINT(sv);
}
+/*
+=for apidoc sv_setpv_mg
+
+Like C<sv_setpv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_setpv_mg(register SV *sv, register const char *ptr)
+Perl_sv_setpv_mg(pTHX_ register SV *sv, register const char *ptr)
{
sv_setpv(sv,ptr);
SvSETMAGIC(sv);
}
+/*
+=for apidoc sv_usepvn
+
+Tells an SV to use C<ptr> to find its string value. Normally the string is
+stored inside the SV but sv_usepvn allows the SV to use an outside string.
+The C<ptr> should point to memory that was allocated by C<malloc>. The
+string length, C<len>, must be supplied. This function will realloc the
+memory pointed to by C<ptr>, so that pointer should not be freed or used by
+the programmer after giving it to sv_usepvn. Does not handle 'set' magic.
+See C<sv_usepvn_mg>.
+
+=cut
+*/
+
void
-sv_usepvn(register SV *sv, register char *ptr, register STRLEN len)
+Perl_sv_usepvn(pTHX_ register SV *sv, register char *ptr, register STRLEN len)
{
SV_CHECK_THINKFIRST(sv);
(void)SvUPGRADE(sv, SVt_PV);
SvTAINT(sv);
}
+/*
+=for apidoc sv_usepvn_mg
+
+Like C<sv_usepvn>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_usepvn_mg(register SV *sv, register char *ptr, register STRLEN len)
+Perl_sv_usepvn_mg(pTHX_ register SV *sv, register char *ptr, register STRLEN len)
{
sv_usepvn(sv,ptr,len);
SvSETMAGIC(sv);
}
void
-sv_force_normal(register SV *sv)
+Perl_sv_force_normal(pTHX_ register SV *sv)
{
if (SvREADONLY(sv)) {
dTHR;
- if (PL_curcop != &PL_compiling)
- croak(PL_no_modify);
+ if (SvFAKE(sv)) {
+ char *pvx = SvPVX(sv);
+ STRLEN len = SvCUR(sv);
+ U32 hash = SvUVX(sv);
+ SvGROW(sv, len + 1);
+ Move(pvx,SvPVX(sv),len,char);
+ *SvEND(sv) = '\0';
+ SvFAKE_off(sv);
+ SvREADONLY_off(sv);
+ unsharepvn(pvx,len,hash);
+ }
+ else if (PL_curcop != &PL_compiling)
+ Perl_croak(aTHX_ PL_no_modify);
}
if (SvROK(sv))
sv_unref(sv);
else if (SvFAKE(sv) && SvTYPE(sv) == SVt_PVGV)
sv_unglob(sv);
}
-
+
+/*
+=for apidoc sv_chop
+
+Efficient removal of characters from the beginning of the string buffer.
+SvPOK(sv) must be true and the C<ptr> must be a pointer to somewhere inside
+the string buffer. The C<ptr> becomes the first character of the adjusted
+string.
+
+=cut
+*/
+
void
-sv_chop(register SV *sv, register char *ptr) /* like set but assuming ptr is in sv */
-
-
+Perl_sv_chop(pTHX_ register SV *sv, register char *ptr) /* like set but assuming ptr is in sv */
+
+
{
register STRLEN delta;
SvIVX(sv) += delta;
}
+/*
+=for apidoc sv_catpvn
+
+Concatenates the string onto the end of the string which is in the SV. The
+C<len> indicates number of bytes to copy. Handles 'get' magic, but not
+'set' magic. See C<sv_catpvn_mg>.
+
+=cut
+*/
+
void
-sv_catpvn(register SV *sv, register const char *ptr, register STRLEN len)
+Perl_sv_catpvn(pTHX_ register SV *sv, register const char *ptr, register STRLEN len)
{
STRLEN tlen;
char *junk;
Move(ptr,SvPVX(sv)+tlen,len,char);
SvCUR(sv) += len;
*SvEND(sv) = '\0';
- (void)SvPOK_only(sv); /* validate pointer */
+ (void)SvPOK_only_UTF8(sv); /* validate pointer */
SvTAINT(sv);
}
+/*
+=for apidoc sv_catpvn_mg
+
+Like C<sv_catpvn>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_catpvn_mg(register SV *sv, register const char *ptr, register STRLEN len)
+Perl_sv_catpvn_mg(pTHX_ register SV *sv, register const char *ptr, register STRLEN len)
{
sv_catpvn(sv,ptr,len);
SvSETMAGIC(sv);
}
-void
-sv_catsv(SV *dstr, register SV *sstr)
-{
- char *s;
- STRLEN len;
+/*
+=for apidoc sv_catsv
+
+Concatenates the string from SV C<ssv> onto the end of the string in SV
+C<dsv>. Handles 'get' magic, but not 'set' magic. See C<sv_catsv_mg>.
+
+=cut
+*/
+
+void
+Perl_sv_catsv(pTHX_ SV *dstr, register SV *sstr)
+{
+ char *s;
+ STRLEN len;
if (!sstr)
return;
- if (s = SvPV(sstr, len))
- sv_catpvn(dstr,s,len);
+ if ((s = SvPV(sstr, len))) {
+ if (DO_UTF8(sstr)) {
+ sv_utf8_upgrade(dstr);
+ sv_catpvn(dstr,s,len);
+ SvUTF8_on(dstr);
+ }
+ else
+ sv_catpvn(dstr,s,len);
+ }
}
+/*
+=for apidoc sv_catsv_mg
+
+Like C<sv_catsv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_catsv_mg(SV *dstr, register SV *sstr)
+Perl_sv_catsv_mg(pTHX_ SV *dstr, register SV *sstr)
{
sv_catsv(dstr,sstr);
SvSETMAGIC(dstr);
}
+/*
+=for apidoc sv_catpv
+
+Concatenates the string onto the end of the string which is in the SV.
+Handles 'get' magic, but not 'set' magic. See C<sv_catpv_mg>.
+
+=cut
+*/
+
void
-sv_catpv(register SV *sv, register const char *ptr)
+Perl_sv_catpv(pTHX_ register SV *sv, register const char *ptr)
{
register STRLEN len;
STRLEN tlen;
ptr = SvPVX(sv);
Move(ptr,SvPVX(sv)+tlen,len+1,char);
SvCUR(sv) += len;
- (void)SvPOK_only(sv); /* validate pointer */
+ (void)SvPOK_only_UTF8(sv); /* validate pointer */
SvTAINT(sv);
}
+/*
+=for apidoc sv_catpv_mg
+
+Like C<sv_catpv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_catpv_mg(register SV *sv, register const char *ptr)
+Perl_sv_catpv_mg(pTHX_ register SV *sv, register const char *ptr)
{
sv_catpv(sv,ptr);
SvSETMAGIC(sv);
}
SV *
-newSV(STRLEN len)
+Perl_newSV(pTHX_ STRLEN len)
{
register SV *sv;
-
+
new_SV(sv);
if (len) {
sv_upgrade(sv, SVt_PV);
/* name is assumed to contain an SV* if (name && namelen == HEf_SVKEY) */
+/*
+=for apidoc sv_magic
+
+Adds magic to an SV.
+
+=cut
+*/
+
void
-sv_magic(register SV *sv, SV *obj, int how, const char *name, I32 namlen)
+Perl_sv_magic(pTHX_ register SV *sv, SV *obj, int how, const char *name, I32 namlen)
{
MAGIC* mg;
-
+
if (SvREADONLY(sv)) {
dTHR;
if (PL_curcop != &PL_compiling && !strchr("gBf", how))
- croak(PL_no_modify);
+ Perl_croak(aTHX_ PL_no_modify);
}
if (SvMAGICAL(sv) || (how == 't' && SvTYPE(sv) >= SVt_PVMG)) {
if (SvMAGIC(sv) && (mg = mg_find(sv, how))) {
mg->mg_ptr = savepvn(name, namlen);
else if (namlen == HEf_SVKEY)
mg->mg_ptr = (char*)SvREFCNT_inc((SV*)name);
-
+
switch (how) {
case 0:
mg->mg_virtual = &PL_vtbl_sv;
SvRMAGICAL_on(sv);
break;
default:
- croak("Don't know how to handle magic of type '%c'", how);
+ Perl_croak(aTHX_ "Don't know how to handle magic of type '%c'", how);
}
mg_magical(sv);
if (SvGMAGICAL(sv))
SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK|SVf_POK);
}
+/*
+=for apidoc sv_unmagic
+
+Removes magic from an SV.
+
+=cut
+*/
+
int
-sv_unmagic(SV *sv, int type)
+Perl_sv_unmagic(pTHX_ SV *sv, int type)
{
MAGIC* mg;
MAGIC** mgp;
if (mg->mg_type == type) {
MGVTBL* vtbl = mg->mg_virtual;
*mgp = mg->mg_moremagic;
- if (vtbl && (vtbl->svt_free != NULL))
- (VTBL->svt_free)(sv, mg);
+ if (vtbl && vtbl->svt_free)
+ CALL_FPTR(vtbl->svt_free)(aTHX_ sv, mg);
if (mg->mg_ptr && mg->mg_type != 'g')
if (mg->mg_len >= 0)
Safefree(mg->mg_ptr);
return 0;
}
+/*
+=for apidoc sv_rvweaken
+
+Weaken a reference.
+
+=cut
+*/
+
SV *
-sv_rvweaken(SV *sv)
+Perl_sv_rvweaken(pTHX_ SV *sv)
{
SV *tsv;
if (!SvOK(sv)) /* let undefs pass */
return sv;
if (!SvROK(sv))
- croak("Can't weaken a nonreference");
+ Perl_croak(aTHX_ "Can't weaken a nonreference");
else if (SvWEAKREF(sv)) {
dTHR;
if (ckWARN(WARN_MISC))
- warner(WARN_MISC, "Reference is already weak");
+ Perl_warner(aTHX_ WARN_MISC, "Reference is already weak");
return sv;
}
tsv = SvRV(sv);
sv_add_backref(tsv, sv);
SvWEAKREF_on(sv);
- SvREFCNT_dec(tsv);
+ SvREFCNT_dec(tsv);
return sv;
}
STATIC void
-sv_add_backref(SV *tsv, SV *sv)
+S_sv_add_backref(pTHX_ SV *tsv, SV *sv)
{
AV *av;
MAGIC *mg;
av_push(av,sv);
}
-STATIC void
-sv_del_backref(SV *sv)
+STATIC void
+S_sv_del_backref(pTHX_ SV *sv)
{
AV *av;
SV **svp;
SV *tsv = SvRV(sv);
MAGIC *mg;
if (!SvMAGICAL(tsv) || !(mg = mg_find(tsv, '<')))
- croak("panic: del_backref");
+ Perl_croak(aTHX_ "panic: del_backref");
av = (AV *)mg->mg_obj;
svp = AvARRAY(av);
i = AvFILLp(av);
}
}
+/*
+=for apidoc sv_insert
+
+Inserts a string at the specified offset/length within the SV. Similar to
+the Perl substr() function.
+
+=cut
+*/
+
void
-sv_insert(SV *bigstr, STRLEN offset, STRLEN len, char *little, STRLEN littlelen)
+Perl_sv_insert(pTHX_ SV *bigstr, STRLEN offset, STRLEN len, char *little, STRLEN littlelen)
{
register char *big;
register char *mid;
register char *bigend;
register I32 i;
STRLEN curlen;
-
+
if (!bigstr)
- croak("Can't modify non-existent substring");
+ Perl_croak(aTHX_ "Can't modify non-existent substring");
SvPV_force(bigstr, curlen);
+ (void)SvPOK_only_UTF8(bigstr);
if (offset + len > curlen) {
SvGROW(bigstr, offset+len+1);
Zero(SvPVX(bigstr)+curlen, offset+len-curlen, char);
SvCUR_set(bigstr, offset+len);
}
+ SvTAINT(bigstr);
i = littlelen - len;
if (i > 0) { /* string might grow */
big = SvGROW(bigstr, SvCUR(bigstr) + i + 1);
bigend = big + SvCUR(bigstr);
if (midend > bigend)
- croak("panic: sv_insert");
+ Perl_croak(aTHX_ "panic: sv_insert");
if (mid - big > bigend - midend) { /* faster to shorten from end */
if (littlelen) {
SvCUR_set(bigstr, mid - big);
}
/*SUPPRESS 560*/
- else if (i = mid - big) { /* faster from front */
+ else if ((i = mid - big)) { /* faster from front */
midend -= littlelen;
mid = midend;
sv_chop(bigstr,midend-i);
SvSETMAGIC(bigstr);
}
-/* make sv point to what nstr did */
+/*
+=for apidoc sv_replace
+
+Make the first argument a copy of the second, then delete the original.
+
+=cut
+*/
void
-sv_replace(register SV *sv, register SV *nsv)
+Perl_sv_replace(pTHX_ register SV *sv, register SV *nsv)
{
+ dTHR;
U32 refcnt = SvREFCNT(sv);
SV_CHECK_THINKFIRST(sv);
- if (SvREFCNT(nsv) != 1)
- warn("Reference miscount in sv_replace()");
+ if (SvREFCNT(nsv) != 1 && ckWARN_d(WARN_INTERNAL))
+ Perl_warner(aTHX_ WARN_INTERNAL, "Reference miscount in sv_replace()");
if (SvMAGICAL(sv)) {
if (SvMAGICAL(nsv))
mg_free(nsv);
del_SV(nsv);
}
+/*
+=for apidoc sv_clear
+
+Clear an SV, making it empty. Does not free the memory used by the SV
+itself.
+
+=cut
+*/
+
void
-sv_clear(register SV *sv)
+Perl_sv_clear(pTHX_ register SV *sv)
{
HV* stash;
assert(sv);
PUSHMARK(SP);
PUSHs(&tmpref);
PUTBACK;
- perl_call_sv((SV*)GvCV(destructor),
- G_DISCARD|G_EVAL|G_KEEPERR);
+ call_sv((SV*)GvCV(destructor),
+ G_DISCARD|G_EVAL|G_KEEPERR);
SvREFCNT(sv)--;
POPSTACK;
SPAGAIN;
if (SvREFCNT(sv)) {
if (PL_in_clean_objs)
- croak("DESTROY created new reference to dead object '%s'",
+ Perl_croak(aTHX_ "DESTROY created new reference to dead object '%s'",
HvNAME(stash));
/* DESTROY gave object new lease on life */
return;
IoIFP(sv) != PerlIO_stdout() &&
IoIFP(sv) != PerlIO_stderr())
{
- io_close((IO*)sv);
+ io_close((IO*)sv, FALSE);
}
- if (IoDIRP(sv)) {
+ if (IoDIRP(sv) && !(IoFLAGS(sv) & IOf_FAKE_DIRP))
PerlDir_close(IoDIRP(sv));
- IoDIRP(sv) = 0;
- }
+ IoDIRP(sv) = (DIR*)NULL;
Safefree(IoTOP_NAME(sv));
Safefree(IoFMT_NAME(sv));
Safefree(IoBOTTOM_NAME(sv));
}
else if (SvPVX(sv) && SvLEN(sv))
Safefree(SvPVX(sv));
+ else if (SvPVX(sv) && SvREADONLY(sv) && SvFAKE(sv)) {
+ unsharepvn(SvPVX(sv),SvCUR(sv),SvUVX(sv));
+ SvFAKE_off(sv);
+ }
break;
/*
case SVt_NV:
}
SV *
-sv_newref(SV *sv)
+Perl_sv_newref(pTHX_ SV *sv)
{
if (sv)
ATOMIC_INC(SvREFCNT(sv));
return sv;
}
+/*
+=for apidoc sv_free
+
+Free the memory used by an SV.
+
+=cut
+*/
+
void
-sv_free(SV *sv)
+Perl_sv_free(pTHX_ SV *sv)
{
+ dTHR;
int refcount_is_zero;
if (!sv)
SvREFCNT(sv) = (~(U32)0)/2;
return;
}
- warn("Attempt to free unreferenced scalar");
+ if (ckWARN_d(WARN_INTERNAL))
+ Perl_warner(aTHX_ WARN_INTERNAL, "Attempt to free unreferenced scalar");
return;
}
ATOMIC_DEC_AND_TEST(refcount_is_zero, SvREFCNT(sv));
return;
#ifdef DEBUGGING
if (SvTEMP(sv)) {
- warn("Attempt to free temp prematurely: SV 0x%lx", (unsigned long)sv);
+ if (ckWARN_d(WARN_DEBUGGING))
+ Perl_warner(aTHX_ WARN_DEBUGGING,
+ "Attempt to free temp prematurely: SV 0x%"UVxf,
+ PTR2UV(sv));
return;
}
#endif
del_SV(sv);
}
+/*
+=for apidoc sv_len
+
+Returns the length of the string in the SV. See also C<SvCUR>.
+
+=cut
+*/
+
STRLEN
-sv_len(register SV *sv)
+Perl_sv_len(pTHX_ register SV *sv)
{
char *junk;
STRLEN len;
return len;
}
+/*
+=for apidoc sv_len_utf8
+
+Returns the number of characters in the string in an SV, counting wide
+UTF8 bytes as a single character.
+
+=cut
+*/
+
STRLEN
-sv_len_utf8(register SV *sv)
+Perl_sv_len_utf8(pTHX_ register SV *sv)
{
U8 *s;
U8 *send;
}
void
-sv_pos_u2b(register SV *sv, I32* offsetp, I32* lenp)
+Perl_sv_pos_u2b(pTHX_ register SV *sv, I32* offsetp, I32* lenp)
{
U8 *start;
U8 *s;
}
void
-sv_pos_b2u(register SV *sv, I32* offsetp)
+Perl_sv_pos_b2u(pTHX_ register SV *sv, I32* offsetp)
{
U8 *s;
U8 *send;
s = (U8*)SvPV(sv, len);
if (len < *offsetp)
- croak("panic: bad byte offset");
+ Perl_croak(aTHX_ "panic: bad byte offset");
send = s + *offsetp;
len = 0;
while (s < send) {
++len;
}
if (s != send) {
- warn("Malformed UTF-8 character");
+ dTHR;
+ if (ckWARN_d(WARN_UTF8))
+ Perl_warner(aTHX_ WARN_UTF8, "Malformed UTF-8 character");
--len;
}
*offsetp = len;
return;
}
+/*
+=for apidoc sv_eq
+
+Returns a boolean indicating whether the strings in the two SVs are
+identical.
+
+=cut
+*/
+
I32
-sv_eq(register SV *str1, register SV *str2)
+Perl_sv_eq(pTHX_ register SV *sv1, register SV *sv2)
{
char *pv1;
STRLEN cur1;
char *pv2;
STRLEN cur2;
+ I32 eq = 0;
+ bool pv1tmp = FALSE;
+ bool pv2tmp = FALSE;
- if (!str1) {
+ if (!sv1) {
pv1 = "";
cur1 = 0;
}
else
- pv1 = SvPV(str1, cur1);
+ pv1 = SvPV(sv1, cur1);
- if (!str2)
- return !cur1;
+ if (!sv2){
+ pv2 = "";
+ cur2 = 0;
+ }
else
- pv2 = SvPV(str2, cur2);
+ pv2 = SvPV(sv2, cur2);
- if (cur1 != cur2)
- return 0;
+ /* do not utf8ize the comparands as a side-effect */
+ if (cur1 && cur2 && SvUTF8(sv1) != SvUTF8(sv2) && !IN_BYTE) {
+ if (SvUTF8(sv1)) {
+ pv2 = (char*)bytes_to_utf8((U8*)pv2, &cur2);
+ pv2tmp = TRUE;
+ }
+ else {
+ pv1 = (char*)bytes_to_utf8((U8*)pv1, &cur1);
+ pv1tmp = TRUE;
+ }
+ }
- return memEQ(pv1, pv2, cur1);
+ if (cur1 == cur2)
+ eq = memEQ(pv1, pv2, cur1);
+
+ if (pv1tmp)
+ Safefree(pv1);
+ if (pv2tmp)
+ Safefree(pv2);
+
+ return eq;
}
+/*
+=for apidoc sv_cmp
+
+Compares the strings in two SVs. Returns -1, 0, or 1 indicating whether the
+string in C<sv1> is less than, equal to, or greater than the string in
+C<sv2>.
+
+=cut
+*/
+
I32
-sv_cmp(register SV *str1, register SV *str2)
+Perl_sv_cmp(pTHX_ register SV *sv1, register SV *sv2)
{
- STRLEN cur1 = 0;
- char *pv1 = str1 ? SvPV(str1, cur1) : (char *) NULL;
- STRLEN cur2 = 0;
- char *pv2 = str2 ? SvPV(str2, cur2) : (char *) NULL;
- I32 retval;
+ STRLEN cur1, cur2;
+ char *pv1, *pv2;
+ I32 cmp;
+ bool pv1tmp = FALSE;
+ bool pv2tmp = FALSE;
+
+ if (!sv1) {
+ pv1 = "";
+ cur1 = 0;
+ }
+ else
+ pv1 = SvPV(sv1, cur1);
- if (!cur1)
- return cur2 ? -1 : 0;
+ if (!sv2){
+ pv2 = "";
+ cur2 = 0;
+ }
+ else
+ pv2 = SvPV(sv2, cur2);
- if (!cur2)
- return 1;
+ /* do not utf8ize the comparands as a side-effect */
+ if (cur1 && cur2 && SvUTF8(sv1) != SvUTF8(sv2) && !IN_BYTE) {
+ if (SvUTF8(sv1)) {
+ pv2 = (char*)bytes_to_utf8((U8*)pv2, &cur2);
+ pv2tmp = TRUE;
+ }
+ else {
+ pv1 = (char*)bytes_to_utf8((U8*)pv1, &cur1);
+ pv1tmp = TRUE;
+ }
+ }
- retval = memcmp((void*)pv1, (void*)pv2, cur1 < cur2 ? cur1 : cur2);
+ if (!cur1) {
+ cmp = cur2 ? -1 : 0;
+ } else if (!cur2) {
+ cmp = 1;
+ } else {
+ I32 retval = memcmp((void*)pv1, (void*)pv2, cur1 < cur2 ? cur1 : cur2);
+
+ if (retval) {
+ cmp = retval < 0 ? -1 : 1;
+ } else if (cur1 == cur2) {
+ cmp = 0;
+ } else {
+ cmp = cur1 < cur2 ? -1 : 1;
+ }
+ }
- if (retval)
- return retval < 0 ? -1 : 1;
+ if (pv1tmp)
+ Safefree(pv1);
+ if (pv2tmp)
+ Safefree(pv2);
- if (cur1 == cur2)
- return 0;
- else
- return cur1 < cur2 ? -1 : 1;
+ return cmp;
}
+/*
+=for apidoc sv_cmp_locale
+
+Compares the strings in two SVs in a locale-aware manner. See
+L</sv_cmp_locale>
+
+=cut
+*/
+
I32
-sv_cmp_locale(register SV *sv1, register SV *sv2)
+Perl_sv_cmp_locale(pTHX_ register SV *sv1, register SV *sv2)
{
#ifdef USE_LOCALE_COLLATE
* according to the locale settings.
*/
char *
-sv_collxfrm(SV *sv, STRLEN *nxp)
+Perl_sv_collxfrm(pTHX_ SV *sv, STRLEN *nxp)
{
MAGIC *mg;
#endif /* USE_LOCALE_COLLATE */
+/*
+=for apidoc sv_gets
+
+Get a line from the filehandle and store it into the SV, optionally
+appending to the currently-stored string.
+
+=cut
+*/
+
char *
-sv_gets(register SV *sv, register PerlIO *fp, I32 append)
+Perl_sv_gets(pTHX_ register SV *sv, register PerlIO *fp, I32 append)
{
dTHR;
char *rsptr;
/* See if we know enough about I/O mechanism to cheat it ! */
/* This used to be #ifdef test - it is made run-time test for ease
- of abstracting out stdio interface. One call should be cheap
+ of abstracting out stdio interface. One call should be cheap
enough here - and may even be a macro allowing compile
time optimization.
*/
bp = (STDCHAR*)SvPVX(sv) + append; /* move these two too to registers */
ptr = (STDCHAR*)PerlIO_get_ptr(fp);
DEBUG_P(PerlIO_printf(Perl_debug_log,
- "Screamer: entering, ptr=%ld, cnt=%ld\n",(long)ptr,(long)cnt));
+ "Screamer: entering, ptr=%"UVuf", cnt=%ld\n",PTR2UV(ptr),(long)cnt));
DEBUG_P(PerlIO_printf(Perl_debug_log,
- "Screamer: entering: FILE * thinks ptr=%ld, cnt=%ld, base=%ld\n",
- (long)PerlIO_get_ptr(fp), (long)PerlIO_get_cnt(fp),
- (long)(PerlIO_has_base(fp) ? PerlIO_get_base(fp) : 0)));
+ "Screamer: entering: FILE * thinks ptr=%"UVuf", cnt=%ld, base=%"UVuf"\n",
+ PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
+ PTR2UV(PerlIO_has_base(fp) ? PerlIO_get_base(fp) : 0)));
for (;;) {
screamer:
if (cnt > 0) {
}
}
else {
- Copy(ptr, bp, cnt, char); /* this | eat */
- bp += cnt; /* screams | dust */
+ Copy(ptr, bp, cnt, char); /* this | eat */
+ bp += cnt; /* screams | dust */
ptr += cnt; /* louder | sed :-) */
cnt = 0;
}
}
DEBUG_P(PerlIO_printf(Perl_debug_log,
- "Screamer: going to getc, ptr=%ld, cnt=%ld\n",(long)ptr,(long)cnt));
+ "Screamer: going to getc, ptr=%"UVuf", cnt=%ld\n",
+ PTR2UV(ptr),(long)cnt));
PerlIO_set_ptrcnt(fp, ptr, cnt); /* deregisterize cnt and ptr */
DEBUG_P(PerlIO_printf(Perl_debug_log,
- "Screamer: pre: FILE * thinks ptr=%ld, cnt=%ld, base=%ld\n",
- (long)PerlIO_get_ptr(fp), (long)PerlIO_get_cnt(fp),
- (long)(PerlIO_has_base (fp) ? PerlIO_get_base(fp) : 0)));
- /* This used to call 'filbuf' in stdio form, but as that behaves like
+ "Screamer: pre: FILE * thinks ptr=%"UVuf", cnt=%ld, base=%"UVuf"\n",
+ PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
+ PTR2UV(PerlIO_has_base (fp) ? PerlIO_get_base(fp) : 0)));
+ /* This used to call 'filbuf' in stdio form, but as that behaves like
getc when cnt <= 0 we use PerlIO_getc here to avoid introducing
another abstraction. */
i = PerlIO_getc(fp); /* get more characters */
DEBUG_P(PerlIO_printf(Perl_debug_log,
- "Screamer: post: FILE * thinks ptr=%ld, cnt=%ld, base=%ld\n",
- (long)PerlIO_get_ptr(fp), (long)PerlIO_get_cnt(fp),
- (long)(PerlIO_has_base (fp) ? PerlIO_get_base(fp) : 0)));
+ "Screamer: post: FILE * thinks ptr=%"UVuf", cnt=%ld, base=%"UVuf"\n",
+ PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
+ PTR2UV(PerlIO_has_base (fp) ? PerlIO_get_base(fp) : 0)));
cnt = PerlIO_get_cnt(fp);
ptr = (STDCHAR*)PerlIO_get_ptr(fp); /* reregisterize cnt and ptr */
DEBUG_P(PerlIO_printf(Perl_debug_log,
- "Screamer: after getc, ptr=%ld, cnt=%ld\n",(long)ptr,(long)cnt));
+ "Screamer: after getc, ptr=%"UVuf", cnt=%ld\n",PTR2UV(ptr),(long)cnt));
if (i == EOF) /* all done for ever? */
goto thats_really_all_folks;
if (shortbuffered)
cnt += shortbuffered;
DEBUG_P(PerlIO_printf(Perl_debug_log,
- "Screamer: quitting, ptr=%ld, cnt=%ld\n",(long)ptr,(long)cnt));
+ "Screamer: quitting, ptr=%"UVuf", cnt=%ld\n",PTR2UV(ptr),(long)cnt));
PerlIO_set_ptrcnt(fp, ptr, cnt); /* put these back or we're in trouble */
DEBUG_P(PerlIO_printf(Perl_debug_log,
- "Screamer: end: FILE * thinks ptr=%ld, cnt=%ld, base=%ld\n",
- (long)PerlIO_get_ptr(fp), (long)PerlIO_get_cnt(fp),
- (long)(PerlIO_has_base (fp) ? PerlIO_get_base(fp) : 0)));
+ "Screamer: end: FILE * thinks ptr=%"UVuf", cnt=%ld, base=%"UVuf"\n",
+ PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
+ PTR2UV(PerlIO_has_base (fp) ? PerlIO_get_base(fp) : 0)));
*bp = '\0';
SvCUR_set(sv, bp - (STDCHAR*)SvPVX(sv)); /* set length */
DEBUG_P(PerlIO_printf(Perl_debug_log,
}
else
{
+#ifndef EPOC
/*The big, slow, and stupid way */
STDCHAR buf[8192];
+#else
+ /* Need to work around EPOC SDK features */
+ /* On WINS: MS VC5 generates calls to _chkstk, */
+ /* if a `large' stack frame is allocated */
+ /* gcc on MARM does not generate calls like these */
+ STDCHAR buf[1024];
+#endif
screamer2:
if (rslen) {
}
}
- if (RsPARA(PL_rs)) { /* have to do this both before and after */
+ if (RsPARA(PL_rs)) { /* have to do this both before and after */
while (i != EOF) { /* to make sure file boundaries work right */
i = PerlIO_getc(fp);
if (i != '\n') {
}
}
-#ifdef WIN32
- win32_strip_return(sv);
-#endif
-
return (SvCUR(sv) - append) ? SvPVX(sv) : Nullch;
}
+/*
+=for apidoc sv_inc
+
+Auto-increment of the value in the SV.
+
+=cut
+*/
+
void
-sv_inc(register SV *sv)
+Perl_sv_inc(pTHX_ register SV *sv)
{
register char *d;
int flags;
if (SvREADONLY(sv)) {
dTHR;
if (PL_curcop != &PL_compiling)
- croak(PL_no_modify);
+ Perl_croak(aTHX_ PL_no_modify);
}
if (SvROK(sv)) {
IV i;
if (SvAMAGIC(sv) && AMG_CALLun(sv,inc))
return;
- i = (IV)SvRV(sv);
+ i = PTR2IV(SvRV(sv));
sv_unref(sv);
sv_setiv(sv, i);
}
if (flags & SVp_IOK) {
if (SvIsUV(sv)) {
if (SvUVX(sv) == UV_MAX)
- sv_setnv(sv, (double)UV_MAX + 1.0);
+ sv_setnv(sv, (NV)UV_MAX + 1.0);
else
(void)SvIOK_only_UV(sv);
++SvUVX(sv);
} else {
if (SvIVX(sv) == IV_MAX)
- sv_setnv(sv, (double)IV_MAX + 1.0);
+ sv_setnv(sv, (NV)IV_MAX + 1.0);
else {
(void)SvIOK_only(sv);
++SvIVX(sv);
- }
+ }
}
return;
}
while (isALPHA(*d)) d++;
while (isDIGIT(*d)) d++;
if (*d) {
- SET_NUMERIC_STANDARD();
- sv_setnv(sv,atof(SvPVX(sv)) + 1.0); /* punt */
+ sv_setnv(sv,Atof(SvPVX(sv)) + 1.0); /* punt */
return;
}
d--;
/* MKS: The original code here died if letters weren't consecutive.
* at least it didn't have to worry about non-C locales. The
* new code assumes that ('z'-'a')==('Z'-'A'), letters are
- * arranged in order (although not consecutively) and that only
+ * arranged in order (although not consecutively) and that only
* [A-Za-z] are accepted by isALPHA in the C locale.
*/
if (*d != 'z' && *d != 'Z') {
*d = d[1];
}
+/*
+=for apidoc sv_dec
+
+Auto-decrement of the value in the SV.
+
+=cut
+*/
+
void
-sv_dec(register SV *sv)
+Perl_sv_dec(pTHX_ register SV *sv)
{
int flags;
if (SvREADONLY(sv)) {
dTHR;
if (PL_curcop != &PL_compiling)
- croak(PL_no_modify);
+ Perl_croak(aTHX_ PL_no_modify);
}
if (SvROK(sv)) {
IV i;
if (SvAMAGIC(sv) && AMG_CALLun(sv,dec))
return;
- i = (IV)SvRV(sv);
+ i = PTR2IV(SvRV(sv));
sv_unref(sv);
sv_setiv(sv, i);
}
else {
(void)SvIOK_only_UV(sv);
--SvUVX(sv);
- }
+ }
} else {
if (SvIVX(sv) == IV_MIN)
- sv_setnv(sv, (double)IV_MIN - 1.0);
+ sv_setnv(sv, (NV)IV_MIN - 1.0);
else {
(void)SvIOK_only(sv);
--SvIVX(sv);
- }
+ }
}
return;
}
(void)SvNOK_only(sv);
return;
}
- SET_NUMERIC_STANDARD();
- sv_setnv(sv,atof(SvPVX(sv)) - 1.0); /* punt */
+ sv_setnv(sv,Atof(SvPVX(sv)) - 1.0); /* punt */
}
+/*
+=for apidoc sv_mortalcopy
+
+Creates a new SV which is a copy of the original SV. The new SV is marked
+as mortal.
+
+=cut
+*/
+
/* Make a string that will exist for the duration of the expression
* evaluation. Actually, it may have to last longer than that, but
* hopefully we won't free it until it has been assigned to a
* permanent location. */
SV *
-sv_mortalcopy(SV *oldstr)
+Perl_sv_mortalcopy(pTHX_ SV *oldstr)
{
dTHR;
register SV *sv;
return sv;
}
+/*
+=for apidoc sv_newmortal
+
+Creates a new SV which is mortal. The reference count of the SV is set to 1.
+
+=cut
+*/
+
SV *
-sv_newmortal(void)
+Perl_sv_newmortal(pTHX)
{
dTHR;
register SV *sv;
return sv;
}
+/*
+=for apidoc sv_2mortal
+
+Marks an SV as mortal. The SV will be destroyed when the current context
+ends.
+
+=cut
+*/
+
/* same thing without the copying */
SV *
-sv_2mortal(register SV *sv)
+Perl_sv_2mortal(pTHX_ register SV *sv)
{
dTHR;
if (!sv)
return sv;
}
+/*
+=for apidoc newSVpv
+
+Creates a new SV and copies a string into it. The reference count for the
+SV is set to 1. If C<len> is zero, Perl will compute the length using
+strlen(). For efficiency, consider using C<newSVpvn> instead.
+
+=cut
+*/
+
SV *
-newSVpv(const char *s, STRLEN len)
+Perl_newSVpv(pTHX_ const char *s, STRLEN len)
{
register SV *sv;
return sv;
}
+/*
+=for apidoc newSVpvn
+
+Creates a new SV and copies a string into it. The reference count for the
+SV is set to 1. Note that if C<len> is zero, Perl will create a zero length
+string. You are responsible for ensuring that the source string is at least
+C<len> bytes long.
+
+=cut
+*/
+
SV *
-newSVpvn(const char *s, STRLEN len)
+Perl_newSVpvn(pTHX_ const char *s, STRLEN len)
{
register SV *sv;
return sv;
}
+/*
+=for apidoc newSVpvn_share
+
+Creates a new SV and populates it with a string from
+the string table. Turns on READONLY and FAKE.
+The idea here is that as string table is used for shared hash
+keys these strings will have SvPVX == HeKEY and hash lookup
+will avoid string compare.
+
+=cut
+*/
+
+SV *
+Perl_newSVpvn_share(pTHX_ const char *src, STRLEN len, U32 hash)
+{
+ register SV *sv;
+ if (!hash)
+ PERL_HASH(hash, src, len);
+ new_SV(sv);
+ sv_upgrade(sv, SVt_PVIV);
+ SvPVX(sv) = sharepvn(src, len, hash);
+ SvCUR(sv) = len;
+ SvUVX(sv) = hash;
+ SvLEN(sv) = 0;
+ SvREADONLY_on(sv);
+ SvFAKE_on(sv);
+ SvPOK_on(sv);
+ return sv;
+}
+
+#if defined(PERL_IMPLICIT_CONTEXT)
SV *
-newSVpvf(const char* pat, ...)
+Perl_newSVpvf_nocontext(const char* pat, ...)
{
+ dTHX;
register SV *sv;
va_list args;
+ va_start(args, pat);
+ sv = vnewSVpvf(pat, &args);
+ va_end(args);
+ return sv;
+}
+#endif
- new_SV(sv);
+/*
+=for apidoc newSVpvf
+
+Creates a new SV an initialize it with the string formatted like
+C<sprintf>.
+
+=cut
+*/
+
+SV *
+Perl_newSVpvf(pTHX_ const char* pat, ...)
+{
+ register SV *sv;
+ va_list args;
va_start(args, pat);
- sv_vsetpvfn(sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
+ sv = vnewSVpvf(pat, &args);
va_end(args);
return sv;
}
+SV *
+Perl_vnewSVpvf(pTHX_ const char* pat, va_list* args)
+{
+ register SV *sv;
+ new_SV(sv);
+ sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
+ return sv;
+}
+
+/*
+=for apidoc newSVnv
+
+Creates a new SV and copies a floating point value into it.
+The reference count for the SV is set to 1.
+
+=cut
+*/
SV *
-newSVnv(double n)
+Perl_newSVnv(pTHX_ NV n)
{
register SV *sv;
return sv;
}
+/*
+=for apidoc newSViv
+
+Creates a new SV and copies an integer into it. The reference count for the
+SV is set to 1.
+
+=cut
+*/
+
SV *
-newSViv(IV i)
+Perl_newSViv(pTHX_ IV i)
{
register SV *sv;
return sv;
}
+/*
+=for apidoc newSVuv
+
+Creates a new SV and copies an unsigned integer into it.
+The reference count for the SV is set to 1.
+
+=cut
+*/
+
+SV *
+Perl_newSVuv(pTHX_ UV u)
+{
+ register SV *sv;
+
+ new_SV(sv);
+ sv_setuv(sv,u);
+ return sv;
+}
+
+/*
+=for apidoc newRV_noinc
+
+Creates an RV wrapper for an SV. The reference count for the original
+SV is B<not> incremented.
+
+=cut
+*/
+
SV *
-newRV_noinc(SV *tmpRef)
+Perl_newRV_noinc(pTHX_ SV *tmpRef)
{
dTHR;
register SV *sv;
return sv;
}
+/* newRV_inc is #defined to newRV in sv.h */
SV *
-newRV(SV *tmpRef)
+Perl_newRV(pTHX_ SV *tmpRef)
{
return newRV_noinc(SvREFCNT_inc(tmpRef));
}
+/*
+=for apidoc newSVsv
+
+Creates a new SV which is an exact duplicate of the original SV.
+
+=cut
+*/
+
/* make an exact duplicate of old */
SV *
-newSVsv(register SV *old)
+Perl_newSVsv(pTHX_ register SV *old)
{
+ dTHR;
register SV *sv;
if (!old)
return Nullsv;
if (SvTYPE(old) == SVTYPEMASK) {
- warn("semi-panic: attempt to dup freed string");
+ if (ckWARN_d(WARN_INTERNAL))
+ Perl_warner(aTHX_ WARN_INTERNAL, "semi-panic: attempt to dup freed string");
return Nullsv;
}
new_SV(sv);
}
void
-sv_reset(register char *s, HV *stash)
+Perl_sv_reset(pTHX_ register char *s, HV *stash)
{
register HE *entry;
register GV *gv;
register I32 i;
register PMOP *pm;
register I32 max;
- char todo[256];
+ char todo[PERL_UCHAR_MAX+1];
if (!stash)
return;
Zero(todo, 256, char);
while (*s) {
- i = *s;
+ i = (unsigned char)*s;
if (s[1] == '-') {
s += 2;
}
- max = *s++;
+ max = (unsigned char)*s++;
for ( ; i <= max; i++) {
todo[i] = 1;
}
}
if (GvHV(gv) && !HvNAME(GvHV(gv))) {
hv_clear(GvHV(gv));
-#ifndef VMS /* VMS has no environ array */
+#if !defined( VMS) && !defined(EPOC) /* VMS has no environ array */
if (gv == PL_envgv)
environ[0] = Nullch;
#endif
}
IO*
-sv_2io(SV *sv)
+Perl_sv_2io(pTHX_ SV *sv)
{
IO* io;
GV* gv;
gv = (GV*)sv;
io = GvIO(gv);
if (!io)
- croak("Bad filehandle: %s", GvNAME(gv));
+ Perl_croak(aTHX_ "Bad filehandle: %s", GvNAME(gv));
break;
default:
if (!SvOK(sv))
- croak(PL_no_usym, "filehandle");
+ Perl_croak(aTHX_ PL_no_usym, "filehandle");
if (SvROK(sv))
return sv_2io(SvRV(sv));
gv = gv_fetchpv(SvPV(sv,n_a), FALSE, SVt_PVIO);
else
io = 0;
if (!io)
- croak("Bad filehandle: %s", SvPV(sv,n_a));
+ Perl_croak(aTHX_ "Bad filehandle: %s", SvPV(sv,n_a));
break;
}
return io;
}
CV *
-sv_2cv(SV *sv, HV **st, GV **gvp, I32 lref)
+Perl_sv_2cv(pTHX_ SV *sv, HV **st, GV **gvp, I32 lref)
{
GV *gv;
CV *cv;
else if(isGV(sv))
gv = (GV*)sv;
else
- croak("Not a subroutine reference");
+ Perl_croak(aTHX_ "Not a subroutine reference");
}
else if (isGV(sv))
gv = (GV*)sv;
Nullop);
LEAVE;
if (!GvCVu(gv))
- croak("Unable to create sub named \"%s\"", SvPV(sv,n_a));
+ Perl_croak(aTHX_ "Unable to create sub named \"%s\"", SvPV(sv,n_a));
}
return GvCVu(gv);
}
}
+/*
+=for apidoc sv_true
+
+Returns true if the SV has a true value by Perl's rules.
+
+=cut
+*/
+
I32
-sv_true(register SV *sv)
+Perl_sv_true(pTHX_ register SV *sv)
{
dTHR;
if (!sv)
if (SvPOK(sv)) {
register XPV* tXpv;
if ((tXpv = (XPV*)SvANY(sv)) &&
- (*tXpv->xpv_pv > '0' ||
- tXpv->xpv_cur > 1 ||
+ (tXpv->xpv_cur > 1 ||
(tXpv->xpv_cur && *tXpv->xpv_pv != '0')))
return 1;
else
}
IV
-sv_iv(register SV *sv)
+Perl_sv_iv(pTHX_ register SV *sv)
{
if (SvIOK(sv)) {
if (SvIsUV(sv))
}
UV
-sv_uv(register SV *sv)
+Perl_sv_uv(pTHX_ register SV *sv)
{
if (SvIOK(sv)) {
if (SvIsUV(sv))
return sv_2uv(sv);
}
-double
-sv_nv(register SV *sv)
+NV
+Perl_sv_nv(pTHX_ register SV *sv)
{
if (SvNOK(sv))
return SvNVX(sv);
}
char *
-sv_pv(SV *sv)
+Perl_sv_pv(pTHX_ SV *sv)
{
STRLEN n_a;
}
char *
-sv_pvn(SV *sv, STRLEN *lp)
+Perl_sv_pvn(pTHX_ SV *sv, STRLEN *lp)
{
if (SvPOK(sv)) {
*lp = SvCUR(sv);
return sv_2pv(sv, lp);
}
+/*
+=for apidoc sv_pvn_force
+
+Get a sensible string out of the SV somehow.
+
+=cut
+*/
+
char *
-sv_pvn_force(SV *sv, STRLEN *lp)
+Perl_sv_pvn_force(pTHX_ SV *sv, STRLEN *lp)
{
char *s;
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) {
dTHR;
- croak("Can't coerce %s to string in %s", sv_reftype(sv,0),
+ Perl_croak(aTHX_ "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);
if (s != SvPVX(sv)) { /* Almost, but not quite, sv_setpvn() */
STRLEN len = *lp;
-
+
if (SvROK(sv))
sv_unref(sv);
(void)SvUPGRADE(sv, SVt_PV); /* Never FALSE */
if (!SvPOK(sv)) {
SvPOK_on(sv); /* validate pointer */
SvTAINT(sv);
- DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%lx 2pv(%s)\n",
- (unsigned long)sv,SvPVX(sv)));
+ DEBUG_c(PerlIO_printf(Perl_debug_log, "0x%"UVxf" 2pv(%s)\n",
+ PTR2UV(sv),SvPVX(sv)));
}
}
return SvPVX(sv);
}
char *
-sv_reftype(SV *sv, int ob)
+Perl_sv_pvbyte(pTHX_ SV *sv)
{
- if (ob && SvOBJECT(sv))
- return HvNAME(SvSTASH(sv));
- else {
+ return sv_pv(sv);
+}
+
+char *
+Perl_sv_pvbyten(pTHX_ SV *sv, STRLEN *lp)
+{
+ return sv_pvn(sv,lp);
+}
+
+char *
+Perl_sv_pvbyten_force(pTHX_ SV *sv, STRLEN *lp)
+{
+ return sv_pvn_force(sv,lp);
+}
+
+char *
+Perl_sv_pvutf8(pTHX_ SV *sv)
+{
+ sv_utf8_upgrade(sv);
+ return sv_pv(sv);
+}
+
+char *
+Perl_sv_pvutf8n(pTHX_ SV *sv, STRLEN *lp)
+{
+ sv_utf8_upgrade(sv);
+ return sv_pvn(sv,lp);
+}
+
+/*
+=for apidoc sv_pvutf8n_force
+
+Get a sensible UTF8-encoded string out of the SV somehow. See
+L</sv_pvn_force>.
+
+=cut
+*/
+
+char *
+Perl_sv_pvutf8n_force(pTHX_ SV *sv, STRLEN *lp)
+{
+ sv_utf8_upgrade(sv);
+ return sv_pvn_force(sv,lp);
+}
+
+/*
+=for apidoc sv_reftype
+
+Returns a string describing what the SV is a reference to.
+
+=cut
+*/
+
+char *
+Perl_sv_reftype(pTHX_ SV *sv, int ob)
+{
+ if (ob && SvOBJECT(sv))
+ return HvNAME(SvSTASH(sv));
+ else {
switch (SvTYPE(sv)) {
case SVt_NULL:
case SVt_IV:
case SVt_PVCV: return "CODE";
case SVt_PVGV: return "GLOB";
case SVt_PVFM: return "FORMAT";
+ case SVt_PVIO: return "IO";
default: return "UNKNOWN";
}
}
}
+/*
+=for apidoc sv_isobject
+
+Returns a boolean indicating whether the SV is an RV pointing to a blessed
+object. If the SV is not an RV, or if the object is not blessed, then this
+will return false.
+
+=cut
+*/
+
int
-sv_isobject(SV *sv)
+Perl_sv_isobject(pTHX_ SV *sv)
{
if (!sv)
return 0;
return 1;
}
+/*
+=for apidoc sv_isa
+
+Returns a boolean indicating whether the SV is blessed into the specified
+class. This does not check for subtypes; use C<sv_derived_from> to verify
+an inheritance relationship.
+
+=cut
+*/
+
int
-sv_isa(SV *sv, const char *name)
+Perl_sv_isa(pTHX_ SV *sv, const char *name)
{
if (!sv)
return 0;
return strEQ(HvNAME(SvSTASH(sv)), name);
}
+/*
+=for apidoc newSVrv
+
+Creates a new SV for the RV, C<rv>, to point to. If C<rv> is not an RV then
+it will be upgraded to one. If C<classname> is non-null then the new SV will
+be blessed in the specified package. The new SV is returned and its
+reference count is 1.
+
+=cut
+*/
+
SV*
-newSVrv(SV *rv, const char *classname)
+Perl_newSVrv(pTHX_ SV *rv, const char *classname)
{
dTHR;
SV *sv;
SV_CHECK_THINKFIRST(rv);
SvAMAGIC_off(rv);
+ if (SvTYPE(rv) >= SVt_PVMG) {
+ U32 refcnt = SvREFCNT(rv);
+ SvREFCNT(rv) = 0;
+ sv_clear(rv);
+ SvFLAGS(rv) = 0;
+ SvREFCNT(rv) = refcnt;
+ }
+
if (SvTYPE(rv) < SVt_RV)
- sv_upgrade(rv, SVt_RV);
+ sv_upgrade(rv, SVt_RV);
+ else if (SvTYPE(rv) > SVt_RV) {
+ (void)SvOOK_off(rv);
+ if (SvPVX(rv) && SvLEN(rv))
+ Safefree(SvPVX(rv));
+ SvCUR_set(rv, 0);
+ SvLEN_set(rv, 0);
+ }
(void)SvOK_off(rv);
SvRV(rv) = sv;
return sv;
}
+/*
+=for apidoc sv_setref_pv
+
+Copies a pointer into a new SV, optionally blessing the SV. The C<rv>
+argument will be upgraded to an RV. That RV will be modified to point to
+the new SV. If the C<pv> argument is NULL then C<PL_sv_undef> will be placed
+into the SV. The C<classname> argument indicates the package for the
+blessing. Set C<classname> to C<Nullch> to avoid the blessing. The new SV
+will be returned and will have a reference count of 1.
+
+Do not use with other Perl types such as HV, AV, SV, CV, because those
+objects will become corrupted by the pointer copy process.
+
+Note that C<sv_setref_pvn> copies the string while this copies the pointer.
+
+=cut
+*/
+
SV*
-sv_setref_pv(SV *rv, const char *classname, void *pv)
+Perl_sv_setref_pv(pTHX_ SV *rv, const char *classname, void *pv)
{
if (!pv) {
sv_setsv(rv, &PL_sv_undef);
SvSETMAGIC(rv);
}
else
- sv_setiv(newSVrv(rv,classname), (IV)pv);
+ sv_setiv(newSVrv(rv,classname), PTR2IV(pv));
return rv;
}
+/*
+=for apidoc sv_setref_iv
+
+Copies an integer into a new SV, optionally blessing the SV. The C<rv>
+argument will be upgraded to an RV. That RV will be modified to point to
+the new SV. The C<classname> argument indicates the package for the
+blessing. Set C<classname> to C<Nullch> to avoid the blessing. The new SV
+will be returned and will have a reference count of 1.
+
+=cut
+*/
+
SV*
-sv_setref_iv(SV *rv, const char *classname, IV iv)
+Perl_sv_setref_iv(pTHX_ SV *rv, const char *classname, IV iv)
{
sv_setiv(newSVrv(rv,classname), iv);
return rv;
}
+/*
+=for apidoc sv_setref_nv
+
+Copies a double into a new SV, optionally blessing the SV. The C<rv>
+argument will be upgraded to an RV. That RV will be modified to point to
+the new SV. The C<classname> argument indicates the package for the
+blessing. Set C<classname> to C<Nullch> to avoid the blessing. The new SV
+will be returned and will have a reference count of 1.
+
+=cut
+*/
+
SV*
-sv_setref_nv(SV *rv, const char *classname, double nv)
+Perl_sv_setref_nv(pTHX_ SV *rv, const char *classname, NV nv)
{
sv_setnv(newSVrv(rv,classname), nv);
return rv;
}
+/*
+=for apidoc sv_setref_pvn
+
+Copies a string into a new SV, optionally blessing the SV. The length of the
+string must be specified with C<n>. The C<rv> argument will be upgraded to
+an RV. That RV will be modified to point to the new SV. The C<classname>
+argument indicates the package for the blessing. Set C<classname> to
+C<Nullch> to avoid the blessing. The new SV will be returned and will have
+a reference count of 1.
+
+Note that C<sv_setref_pv> copies the pointer while this copies the string.
+
+=cut
+*/
+
SV*
-sv_setref_pvn(SV *rv, const char *classname, char *pv, STRLEN n)
+Perl_sv_setref_pvn(pTHX_ SV *rv, const char *classname, char *pv, STRLEN n)
{
sv_setpvn(newSVrv(rv,classname), pv, n);
return rv;
}
+/*
+=for apidoc sv_bless
+
+Blesses an SV into a specified package. The SV must be an RV. The package
+must be designated by its stash (see C<gv_stashpv()>). The reference count
+of the SV is unaffected.
+
+=cut
+*/
+
SV*
-sv_bless(SV *sv, HV *stash)
+Perl_sv_bless(pTHX_ SV *sv, HV *stash)
{
dTHR;
SV *tmpRef;
if (!SvROK(sv))
- croak("Can't bless non-reference value");
+ Perl_croak(aTHX_ "Can't bless non-reference value");
tmpRef = SvRV(sv);
if (SvFLAGS(tmpRef) & (SVs_OBJECT|SVf_READONLY)) {
if (SvREADONLY(tmpRef))
- croak(PL_no_modify);
+ Perl_croak(aTHX_ PL_no_modify);
if (SvOBJECT(tmpRef)) {
if (SvTYPE(tmpRef) != SVt_PVIO)
--PL_sv_objcount;
}
STATIC void
-sv_unglob(SV *sv)
+S_sv_unglob(pTHX_ SV *sv)
{
+ void *xpvmg;
+
assert(SvTYPE(sv) == SVt_PVGV);
SvFAKE_off(sv);
if (GvGP(sv))
sv_unmagic(sv, '*');
Safefree(GvNAME(sv));
GvMULTI_off(sv);
+
+ /* need to keep SvANY(sv) in the right arena */
+ xpvmg = new_XPVMG();
+ StructCopy(SvANY(sv), xpvmg, XPVMG);
+ del_XPVGV(SvANY(sv));
+ SvANY(sv) = xpvmg;
+
SvFLAGS(sv) &= ~SVTYPEMASK;
SvFLAGS(sv) |= SVt_PVMG;
}
+/*
+=for apidoc sv_unref
+
+Unsets the RV status of the SV, and decrements the reference count of
+whatever was being referenced by the RV. This can almost be thought of
+as a reversal of C<newSVrv>. See C<SvROK_off>.
+
+=cut
+*/
+
void
-sv_unref(SV *sv)
+Perl_sv_unref(pTHX_ SV *sv)
{
SV* rv = SvRV(sv);
}
void
-sv_taint(SV *sv)
+Perl_sv_taint(pTHX_ SV *sv)
{
sv_magic((sv), Nullsv, 't', Nullch, 0);
}
void
-sv_untaint(SV *sv)
+Perl_sv_untaint(pTHX_ SV *sv)
{
if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) {
MAGIC *mg = mg_find(sv, 't');
}
bool
-sv_tainted(SV *sv)
+Perl_sv_tainted(pTHX_ SV *sv)
{
if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) {
MAGIC *mg = mg_find(sv, 't');
- if (mg && ((mg->mg_len & 1) || (mg->mg_len & 2) && mg->mg_obj == sv))
+ if (mg && ((mg->mg_len & 1) || ((mg->mg_len & 2) && mg->mg_obj == sv)))
return TRUE;
}
return FALSE;
}
+/*
+=for apidoc sv_setpviv
+
+Copies an integer into the given SV, also updating its string value.
+Does not handle 'set' magic. See C<sv_setpviv_mg>.
+
+=cut
+*/
+
void
-sv_setpviv(SV *sv, IV iv)
+Perl_sv_setpviv(pTHX_ SV *sv, IV iv)
{
char buf[TYPE_CHARS(UV)];
char *ebuf;
}
+/*
+=for apidoc sv_setpviv_mg
+
+Like C<sv_setpviv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
-sv_setpviv_mg(SV *sv, IV iv)
+Perl_sv_setpviv_mg(pTHX_ SV *sv, IV iv)
{
char buf[TYPE_CHARS(UV)];
char *ebuf;
SvSETMAGIC(sv);
}
+#if defined(PERL_IMPLICIT_CONTEXT)
+void
+Perl_sv_setpvf_nocontext(SV *sv, const char* pat, ...)
+{
+ dTHX;
+ va_list args;
+ va_start(args, pat);
+ sv_vsetpvf(sv, pat, &args);
+ va_end(args);
+}
+
+
+void
+Perl_sv_setpvf_mg_nocontext(SV *sv, const char* pat, ...)
+{
+ dTHX;
+ va_list args;
+ va_start(args, pat);
+ sv_vsetpvf_mg(sv, pat, &args);
+ va_end(args);
+}
+#endif
+
+/*
+=for apidoc sv_setpvf
+
+Processes its arguments like C<sprintf> and sets an SV to the formatted
+output. Does not handle 'set' magic. See C<sv_setpvf_mg>.
+
+=cut
+*/
+
void
-sv_setpvf(SV *sv, const char* pat, ...)
+Perl_sv_setpvf(pTHX_ SV *sv, const char* pat, ...)
{
va_list args;
va_start(args, pat);
- sv_vsetpvfn(sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
+ sv_vsetpvf(sv, pat, &args);
va_end(args);
}
+void
+Perl_sv_vsetpvf(pTHX_ SV *sv, const char* pat, va_list* args)
+{
+ sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
+}
+
+/*
+=for apidoc sv_setpvf_mg
+
+Like C<sv_setpvf>, but also handles 'set' magic.
+
+=cut
+*/
void
-sv_setpvf_mg(SV *sv, const char* pat, ...)
+Perl_sv_setpvf_mg(pTHX_ SV *sv, const char* pat, ...)
{
va_list args;
va_start(args, pat);
- sv_vsetpvfn(sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
+ sv_vsetpvf_mg(sv, pat, &args);
va_end(args);
+}
+
+void
+Perl_sv_vsetpvf_mg(pTHX_ SV *sv, const char* pat, va_list* args)
+{
+ sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
SvSETMAGIC(sv);
}
+#if defined(PERL_IMPLICIT_CONTEXT)
+void
+Perl_sv_catpvf_nocontext(SV *sv, const char* pat, ...)
+{
+ dTHX;
+ va_list args;
+ va_start(args, pat);
+ sv_vcatpvf(sv, pat, &args);
+ va_end(args);
+}
+
+void
+Perl_sv_catpvf_mg_nocontext(SV *sv, const char* pat, ...)
+{
+ dTHX;
+ va_list args;
+ va_start(args, pat);
+ sv_vcatpvf_mg(sv, pat, &args);
+ va_end(args);
+}
+#endif
+
+/*
+=for apidoc sv_catpvf
+
+Processes its arguments like C<sprintf> and appends the formatted output
+to an SV. Handles 'get' magic, but not 'set' magic. C<SvSETMAGIC()> must
+typically be called after calling this function to handle 'set' magic.
+
+=cut
+*/
+
void
-sv_catpvf(SV *sv, const char* pat, ...)
+Perl_sv_catpvf(pTHX_ SV *sv, const char* pat, ...)
{
va_list args;
va_start(args, pat);
- sv_vcatpvfn(sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
+ sv_vcatpvf(sv, pat, &args);
va_end(args);
}
void
-sv_catpvf_mg(SV *sv, const char* pat, ...)
+Perl_sv_vcatpvf(pTHX_ SV *sv, const char* pat, va_list* args)
+{
+ sv_vcatpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
+}
+
+/*
+=for apidoc sv_catpvf_mg
+
+Like C<sv_catpvf>, but also handles 'set' magic.
+
+=cut
+*/
+
+void
+Perl_sv_catpvf_mg(pTHX_ SV *sv, const char* pat, ...)
{
va_list args;
va_start(args, pat);
- sv_vcatpvfn(sv, pat, strlen(pat), &args, Null(SV**), 0, Null(bool*));
+ sv_vcatpvf_mg(sv, pat, &args);
va_end(args);
+}
+
+void
+Perl_sv_vcatpvf_mg(pTHX_ SV *sv, const char* pat, va_list* args)
+{
+ sv_vcatpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
SvSETMAGIC(sv);
}
+/*
+=for apidoc sv_vsetpvfn
+
+Works like C<vcatpvfn> but copies the text into the SV instead of
+appending it.
+
+=cut
+*/
+
void
-sv_vsetpvfn(SV *sv, const char *pat, STRLEN patlen, va_list *args, SV **svargs, I32 svmax, bool *used_locale)
+Perl_sv_vsetpvfn(pTHX_ SV *sv, const char *pat, STRLEN patlen, va_list *args, SV **svargs, I32 svmax, bool *maybe_tainted)
{
sv_setpvn(sv, "", 0);
- sv_vcatpvfn(sv, pat, patlen, args, svargs, svmax, used_locale);
+ sv_vcatpvfn(sv, pat, patlen, args, svargs, svmax, maybe_tainted);
}
+/*
+=for apidoc sv_vcatpvfn
+
+Processes its arguments like C<vsprintf> and appends the formatted output
+to an SV. Uses an array of SVs if the C style variable argument list is
+missing (NULL). When running with taint checks enabled, indicates via
+C<maybe_tainted> if results are untrustworthy (often due to the use of
+locales).
+
+=cut
+*/
+
void
-sv_vcatpvfn(SV *sv, const char *pat, STRLEN patlen, va_list *args, SV **svargs, I32 svmax, bool *used_locale)
+Perl_sv_vcatpvfn(pTHX_ SV *sv, const char *pat, STRLEN patlen, va_list *args, SV **svargs, I32 svmax, bool *maybe_tainted)
{
dTHR;
char *p;
STRLEN origlen;
I32 svix = 0;
static char nullstr[] = "(null)";
+ SV *argsv;
/* no matter what, this is a string now */
(void)SvPV_force(sv, origlen);
char *s = va_arg(*args, char*);
sv_catpv(sv, s ? s : nullstr);
}
- else if (svix < svmax)
+ else if (svix < svmax) {
sv_catsv(sv, *svargs);
+ if (DO_UTF8(*svargs))
+ SvUTF8_on(sv);
+ }
return;
case '_':
if (args) {
- sv_catsv(sv, va_arg(*args, SV*));
+ argsv = va_arg(*args, SV*);
+ sv_catsv(sv, argsv);
+ if (DO_UTF8(argsv))
+ SvUTF8_on(sv);
return;
}
/* See comment on '_' below */
for (p = (char*)pat; p < patend; p = q) {
bool alt = FALSE;
bool left = FALSE;
+ bool vectorize = FALSE;
+ bool utf = FALSE;
char fill = ' ';
char plus = 0;
char intsize = 0;
STRLEN zeros = 0;
bool has_precis = FALSE;
STRLEN precis = 0;
-
+ bool is_utf = FALSE;
+
char esignbuf[4];
- U8 utf8buf[10];
+ U8 utf8buf[UTF8_MAXLEN];
STRLEN esignlen = 0;
char *eptr = Nullch;
STRLEN elen = 0;
- char ebuf[TYPE_DIGITS(int) * 2 + 16]; /* large enough for "%#.#f" */
+ /* Times 4: a decimal digit takes more than 3 binary digits.
+ * NV_DIG: mantissa takes than many decimal digits.
+ * Plus 32: Playing safe. */
+ char ebuf[IV_DIG * 4 + NV_DIG + 32];
+ /* large enough for "%#.#f" --chip */
+ /* what about long double NVs? --jhi */
+
+ SV *vecsv;
+ U8 *vecstr = Null(U8*);
+ STRLEN veclen = 0;
char c;
int i;
unsigned base;
IV iv;
UV uv;
- double nv;
+ NV nv;
STRLEN have;
STRLEN need;
STRLEN gap;
+ char *dotstr = ".";
+ STRLEN dotstrlen = 1;
+ I32 epix = 0; /* explicit parameter index */
+ I32 ewix = 0; /* explicit width index */
+ bool asterisk = FALSE;
for (q = p; q < patend && *q != '%'; ++q) ;
if (q > p) {
q++;
continue;
+ case '*': /* printf("%*vX",":",$ipv6addr) */
+ if (q[1] != 'v')
+ break;
+ q++;
+ if (args)
+ vecsv = va_arg(*args, SV*);
+ else if (svix < svmax)
+ vecsv = svargs[svix++];
+ else
+ continue;
+ dotstr = SvPVx(vecsv,dotstrlen);
+ if (DO_UTF8(vecsv))
+ is_utf = TRUE;
+ /* FALL THROUGH */
+
+ case 'v':
+ vectorize = TRUE;
+ q++;
+ continue;
+
default:
break;
}
/* WIDTH */
+ scanwidth:
+
+ if (*q == '*') {
+ if (asterisk)
+ goto unknown;
+ asterisk = TRUE;
+ q++;
+ }
+
switch (*q) {
case '1': case '2': case '3':
case '4': case '5': case '6':
width = 0;
while (isDIGIT(*q))
width = width * 10 + (*q++ - '0');
- break;
+ if (*q == '$') {
+ if (asterisk && ewix == 0) {
+ ewix = width;
+ width = 0;
+ q++;
+ goto scanwidth;
+ } else if (epix == 0) {
+ epix = width;
+ width = 0;
+ q++;
+ goto scanwidth;
+ } else
+ goto unknown;
+ }
+ }
- case '*':
+ if (asterisk) {
if (args)
i = va_arg(*args, int);
else
- i = (svix < svmax) ? SvIVx(svargs[svix++]) : 0;
+ i = (ewix ? ewix <= svmax : svix < svmax) ?
+ SvIVx(svargs[ewix ? ewix-1 : svix++]) : 0;
left |= (i < 0);
width = (i < 0) ? -i : i;
- q++;
- break;
}
/* PRECISION */
if (args)
i = va_arg(*args, int);
else
- i = (svix < svmax) ? SvIVx(svargs[svix++]) : 0;
+ i = (ewix ? ewix <= svmax : svix < svmax)
+ ? SvIVx(svargs[ewix ? ewix-1 : svix++]) : 0;
precis = (i < 0) ? 0 : i;
q++;
}
has_precis = TRUE;
}
+ if (vectorize) {
+ if (args) {
+ vecsv = va_arg(*args, SV*);
+ vecstr = (U8*)SvPVx(vecsv,veclen);
+ utf = DO_UTF8(vecsv);
+ }
+ else if (epix ? epix <= svmax : svix < svmax) {
+ vecsv = svargs[epix ? epix-1 : svix++];
+ vecstr = (U8*)SvPVx(vecsv,veclen);
+ utf = DO_UTF8(vecsv);
+ }
+ else {
+ vecstr = (U8*)"";
+ veclen = 0;
+ }
+ }
+
/* SIZE */
switch (*q) {
+#if defined(HAS_QUAD) || (defined(HAS_LONG_DOUBLE) && defined(USE_LONG_DOUBLE))
+ case 'L': /* Ld */
+ /* FALL THROUGH */
+#endif
+#ifdef HAS_QUAD
+ case 'q': /* qd */
+ intsize = 'q';
+ q++;
+ break;
+#endif
case 'l':
-#if 0 /* when quads have better support within Perl */
- if (*(q + 1) == 'l') {
+#if defined(HAS_QUAD) || (defined(HAS_LONG_DOUBLE) && defined(USE_LONG_DOUBLE))
+ if (*(q + 1) == 'l') { /* lld, llf */
intsize = 'q';
q += 2;
break;
- }
+ }
#endif
/* FALL THROUGH */
case 'h':
+ /* FALL THROUGH */
case 'V':
intsize = *q++;
break;
goto string;
case 'c':
- if (IN_UTF8) {
- if (args)
- uv = va_arg(*args, int);
- else
- uv = (svix < svmax) ? SvIVx(svargs[svix++]) : 0;
-
+ if (args)
+ uv = va_arg(*args, int);
+ else
+ uv = (epix ? epix <= svmax : svix < svmax) ?
+ SvIVx(svargs[epix ? epix-1 : svix++]) : 0;
+ if ((uv > 255 || (uv > 127 && SvUTF8(sv))) && !IN_BYTE) {
eptr = (char*)utf8buf;
elen = uv_to_utf8((U8*)eptr, uv) - utf8buf;
- goto string;
+ is_utf = TRUE;
+ }
+ else {
+ c = (char)uv;
+ eptr = &c;
+ elen = 1;
}
- if (args)
- c = va_arg(*args, int);
- else
- c = (svix < svmax) ? SvIVx(svargs[svix++]) : 0;
- eptr = &c;
- elen = 1;
goto string;
case 's':
if (args) {
eptr = va_arg(*args, char*);
if (eptr)
+#ifdef MACOS_TRADITIONAL
+ /* On MacOS, %#s format is used for Pascal strings */
+ if (alt)
+ elen = *eptr++;
+ else
+#endif
elen = strlen(eptr);
else {
eptr = nullstr;
elen = sizeof nullstr - 1;
}
}
- else if (svix < svmax) {
- eptr = SvPVx(svargs[svix++], elen);
- if (IN_UTF8) {
+ else if (epix ? epix <= svmax : svix < svmax) {
+ argsv = svargs[epix ? epix-1 : svix++];
+ eptr = SvPVx(argsv, elen);
+ if (DO_UTF8(argsv)) {
if (has_precis && precis < elen) {
I32 p = precis;
- sv_pos_u2b(svargs[svix - 1], &p, 0); /* sticks at end */
+ sv_pos_u2b(argsv, &p, 0); /* sticks at end */
precis = p;
}
if (width) { /* fudge width (can't fudge elen) */
- width += elen - sv_len_utf8(svargs[svix - 1]);
+ width += elen - sv_len_utf8(argsv);
}
+ is_utf = TRUE;
}
}
goto string;
*/
if (!args)
goto unknown;
- eptr = SvPVx(va_arg(*args, SV*), elen);
+ argsv = va_arg(*args,SV*);
+ eptr = SvPVx(argsv, elen);
+ if (DO_UTF8(argsv))
+ is_utf = TRUE;
string:
+ vectorize = FALSE;
if (has_precis && elen > precis)
elen = precis;
break;
/* INTEGERS */
case 'p':
+ if (alt)
+ goto unknown;
if (args)
- uv = (UV)va_arg(*args, void*);
+ uv = PTR2UV(va_arg(*args, void*));
else
- uv = (svix < svmax) ? (UV)svargs[svix++] : 0;
+ uv = (epix ? epix <= svmax : svix < svmax) ?
+ PTR2UV(svargs[epix ? epix-1 : svix++]) : 0;
base = 16;
goto integer;
case 'D':
+#ifdef IV_IS_QUAD
+ intsize = 'q';
+#else
intsize = 'l';
+#endif
/* FALL THROUGH */
case 'd':
case 'i':
- if (args) {
+ if (vectorize) {
+ STRLEN ulen;
+ if (!veclen) {
+ vectorize = FALSE;
+ break;
+ }
+ if (utf)
+ iv = (IV)utf8_to_uv_chk(vecstr, veclen, &ulen, 0);
+ else {
+ iv = *vecstr;
+ ulen = 1;
+ }
+ vecstr += ulen;
+ veclen -= ulen;
+ }
+ else if (args) {
switch (intsize) {
case 'h': iv = (short)va_arg(*args, int); break;
default: iv = va_arg(*args, int); break;
case 'l': iv = va_arg(*args, long); break;
case 'V': iv = va_arg(*args, IV); break;
+#ifdef HAS_QUAD
+ case 'q': iv = va_arg(*args, Quad_t); break;
+#endif
}
}
else {
- iv = (svix < svmax) ? SvIVx(svargs[svix++]) : 0;
+ iv = (epix ? epix <= svmax : svix < svmax) ?
+ SvIVx(svargs[epix ? epix-1 : svix++]) : 0;
switch (intsize) {
case 'h': iv = (short)iv; break;
- default: iv = (int)iv; break;
+ default: break;
case 'l': iv = (long)iv; break;
case 'V': break;
+#ifdef HAS_QUAD
+ case 'q': iv = (Quad_t)iv; break;
+#endif
}
}
if (iv >= 0) {
goto integer;
case 'U':
+#ifdef IV_IS_QUAD
+ intsize = 'q';
+#else
intsize = 'l';
+#endif
/* FALL THROUGH */
case 'u':
base = 10;
goto uns_integer;
case 'O':
+#ifdef IV_IS_QUAD
+ intsize = 'q';
+#else
intsize = 'l';
+#endif
/* FALL THROUGH */
case 'o':
base = 8;
base = 16;
uns_integer:
- if (args) {
+ if (vectorize) {
+ STRLEN ulen;
+ vector:
+ if (!veclen) {
+ vectorize = FALSE;
+ break;
+ }
+ if (utf)
+ uv = utf8_to_uv_chk(vecstr, veclen, &ulen, 0);
+ else {
+ uv = *vecstr;
+ ulen = 1;
+ }
+ vecstr += ulen;
+ veclen -= ulen;
+ }
+ else if (args) {
switch (intsize) {
case 'h': uv = (unsigned short)va_arg(*args, unsigned); break;
default: uv = va_arg(*args, unsigned); break;
case 'l': uv = va_arg(*args, unsigned long); break;
case 'V': uv = va_arg(*args, UV); break;
+#ifdef HAS_QUAD
+ case 'q': uv = va_arg(*args, Quad_t); break;
+#endif
}
}
else {
- uv = (svix < svmax) ? SvUVx(svargs[svix++]) : 0;
+ uv = (epix ? epix <= svmax : svix < svmax) ?
+ SvUVx(svargs[epix ? epix-1 : svix++]) : 0;
switch (intsize) {
case 'h': uv = (unsigned short)uv; break;
- default: uv = (unsigned)uv; break;
+ default: break;
case 'l': uv = (unsigned long)uv; break;
case 'V': break;
+#ifdef HAS_QUAD
+ case 'q': uv = (Quad_t)uv; break;
+#endif
}
}
case 16:
if (!uv)
alt = FALSE;
- p = (c == 'X') ? "0123456789ABCDEF" : "0123456789abcdef";
+ p = (char*)((c == 'X')
+ ? "0123456789ABCDEF" : "0123456789abcdef");
do {
dig = uv & 15;
*--eptr = p[dig];
dig = uv & 1;
*--eptr = '0' + dig;
} while (uv >>= 1);
- if (alt && *eptr != '0')
- *--eptr = '0';
+ if (alt) {
+ esignbuf[esignlen++] = '0';
+ esignbuf[esignlen++] = 'b';
+ }
break;
default: /* it had better be ten or less */
- do {
+#if defined(PERL_Y2KWARN)
+ if (ckWARN(WARN_Y2K)) {
+ STRLEN n;
+ char *s = SvPV(sv,n);
+ if (n >= 2 && s[n-2] == '1' && s[n-1] == '9'
+ && (n == 2 || !isDIGIT(s[n-3])))
+ {
+ Perl_warner(aTHX_ WARN_Y2K,
+ "Possible Y2K bug: %%%c %s",
+ c, "format string following '19'");
+ }
+ }
+#endif
+ do {
dig = uv % base;
*--eptr = '0' + dig;
} while (uv /= base);
/* This is evil, but floating point is even more evil */
+ vectorize = FALSE;
if (args)
- nv = va_arg(*args, double);
+ nv = va_arg(*args, NV);
else
- nv = (svix < svmax) ? SvNVx(svargs[svix++]) : 0.0;
+ nv = (epix ? epix <= svmax : svix < svmax) ?
+ SvNVx(svargs[epix ? epix-1 : svix++]) : 0.0;
need = 0;
if (c != 'e' && c != 'E') {
i = PERL_INT_MIN;
- (void)frexp(nv, &i);
+ (void)Perl_frexp(nv, &i);
if (i == PERL_INT_MIN)
- die("panic: frexp");
+ Perl_die(aTHX_ "panic: frexp");
if (i > 0)
need = BIT_DIGITS(i);
}
Safefree(PL_efloatbuf);
PL_efloatsize = need + 20; /* more fudge */
New(906, PL_efloatbuf, PL_efloatsize, char);
+ PL_efloatbuf[0] = '\0';
}
eptr = ebuf + sizeof ebuf;
*--eptr = '\0';
*--eptr = c;
+#if defined(USE_LONG_DOUBLE) && defined(PERL_PRIfldbl)
+ {
+ /* Copy the one or more characters in a long double
+ * format before the 'base' ([efgEFG]) character to
+ * the format string. */
+ static char const prifldbl[] = PERL_PRIfldbl;
+ char const *p = prifldbl + sizeof(prifldbl) - 3;
+ while (p >= prifldbl) { *--eptr = *p--; }
+ }
+#endif
if (has_precis) {
base = precis;
do { *--eptr = '0' + (base % 10); } while (base /= 10);
*--eptr = '#';
*--eptr = '%';
- (void)sprintf(PL_efloatbuf, eptr, nv);
+ {
+ STORE_NUMERIC_STANDARD_SET_LOCAL();
+#ifdef USE_LOCALE_NUMERIC
+ if (!was_standard && maybe_tainted)
+ *maybe_tainted = TRUE;
+#endif
+ (void)sprintf(PL_efloatbuf, eptr, nv);
+ RESTORE_NUMERIC_STANDARD();
+ }
eptr = PL_efloatbuf;
elen = strlen(PL_efloatbuf);
-
-#ifdef LC_NUMERIC
- /*
- * User-defined locales may include arbitrary characters.
- * And, unfortunately, some system may alloc the "C" locale
- * to be overridden by a malicious user.
- */
- if (used_locale)
- *used_locale = TRUE;
-#endif /* LC_NUMERIC */
-
break;
/* SPECIAL */
case 'n':
+ vectorize = FALSE;
i = SvCUR(sv) - origlen;
if (args) {
switch (intsize) {
default: *(va_arg(*args, int*)) = i; break;
case 'l': *(va_arg(*args, long*)) = i; break;
case 'V': *(va_arg(*args, IV*)) = i; break;
+#ifdef HAS_QUAD
+ case 'q': *(va_arg(*args, Quad_t*)) = i; break;
+#endif
}
}
- else if (svix < svmax)
- sv_setuv(svargs[svix++], (UV)i);
+ else if (epix ? epix <= svmax : svix < svmax)
+ sv_setuv_mg(svargs[epix ? epix-1 : svix++], (UV)i);
continue; /* not "break" */
/* UNKNOWN */
default:
unknown:
+ vectorize = FALSE;
if (!args && ckWARN(WARN_PRINTF) &&
(PL_op->op_type == OP_PRTF || PL_op->op_type == OP_SPRINTF)) {
SV *msg = sv_newmortal();
- sv_setpvf(msg, "Invalid conversion in %s: ",
+ Perl_sv_setpvf(aTHX_ msg, "Invalid conversion in %s: ",
(PL_op->op_type == OP_PRTF) ? "printf" : "sprintf");
- if (c)
- sv_catpvf(msg, isPRINT(c) ? "\"%%%c\"" : "\"%%\\%03o\"",
- c & 0xFF);
- else
+ if (c) {
+ if (isPRINT(c))
+ Perl_sv_catpvf(aTHX_ msg,
+ "\"%%%c\"", c & 0xFF);
+ else
+ Perl_sv_catpvf(aTHX_ msg,
+ "\"%%\\%03"UVof"\"",
+ (UV)c & 0xFF);
+ } else
sv_catpv(msg, "end of string");
- warner(WARN_PRINTF, "%_", msg); /* yes, this is reentrant */
+ Perl_warner(aTHX_ WARN_PRINTF, "%"SVf, msg); /* yes, this is reentrant */
}
/* output mangled stuff ... */
need = (have > width ? have : width);
gap = need - have;
- SvGROW(sv, SvCUR(sv) + need + 1);
+ SvGROW(sv, SvCUR(sv) + need + dotstrlen + 1);
p = SvEND(sv);
if (esignlen && fill == '0') {
for (i = 0; i < esignlen; i++)
memset(p, ' ', gap);
p += gap;
}
+ if (vectorize) {
+ if (veclen) {
+ memcpy(p, dotstr, dotstrlen);
+ p += dotstrlen;
+ }
+ else
+ vectorize = FALSE; /* done iterating over vecstr */
+ }
+ if (is_utf)
+ SvUTF8_on(sv);
*p = '\0';
SvCUR(sv) = p - SvPVX(sv);
+ if (vectorize) {
+ esignlen = 0;
+ goto vector;
+ }
+ }
+}
+
+#if defined(USE_ITHREADS)
+
+#if defined(USE_THREADS)
+# include "error: USE_THREADS and USE_ITHREADS are incompatible"
+#endif
+
+#ifndef GpREFCNT_inc
+# define GpREFCNT_inc(gp) ((gp) ? (++(gp)->gp_refcnt, (gp)) : (GP*)NULL)
+#endif
+
+
+#define sv_dup_inc(s) SvREFCNT_inc(sv_dup(s))
+#define av_dup(s) (AV*)sv_dup((SV*)s)
+#define av_dup_inc(s) (AV*)SvREFCNT_inc(sv_dup((SV*)s))
+#define hv_dup(s) (HV*)sv_dup((SV*)s)
+#define hv_dup_inc(s) (HV*)SvREFCNT_inc(sv_dup((SV*)s))
+#define cv_dup(s) (CV*)sv_dup((SV*)s)
+#define cv_dup_inc(s) (CV*)SvREFCNT_inc(sv_dup((SV*)s))
+#define io_dup(s) (IO*)sv_dup((SV*)s)
+#define io_dup_inc(s) (IO*)SvREFCNT_inc(sv_dup((SV*)s))
+#define gv_dup(s) (GV*)sv_dup((SV*)s)
+#define gv_dup_inc(s) (GV*)SvREFCNT_inc(sv_dup((SV*)s))
+#define SAVEPV(p) (p ? savepv(p) : Nullch)
+#define SAVEPVN(p,n) (p ? savepvn(p,n) : Nullch)
+
+REGEXP *
+Perl_re_dup(pTHX_ REGEXP *r)
+{
+ /* XXX fix when pmop->op_pmregexp becomes shared */
+ return ReREFCNT_inc(r);
+}
+
+PerlIO *
+Perl_fp_dup(pTHX_ PerlIO *fp, char type)
+{
+ PerlIO *ret;
+ if (!fp)
+ return (PerlIO*)NULL;
+
+ /* look for it in the table first */
+ ret = (PerlIO*)ptr_table_fetch(PL_ptr_table, fp);
+ if (ret)
+ return ret;
+
+ /* create anew and remember what it is */
+ ret = PerlIO_fdupopen(fp);
+ ptr_table_store(PL_ptr_table, fp, ret);
+ return ret;
+}
+
+DIR *
+Perl_dirp_dup(pTHX_ DIR *dp)
+{
+ if (!dp)
+ return (DIR*)NULL;
+ /* XXX TODO */
+ return dp;
+}
+
+GP *
+Perl_gp_dup(pTHX_ GP *gp)
+{
+ GP *ret;
+ if (!gp)
+ return (GP*)NULL;
+ /* look for it in the table first */
+ ret = (GP*)ptr_table_fetch(PL_ptr_table, gp);
+ if (ret)
+ return ret;
+
+ /* create anew and remember what it is */
+ Newz(0, ret, 1, GP);
+ ptr_table_store(PL_ptr_table, gp, ret);
+
+ /* clone */
+ ret->gp_refcnt = 0; /* must be before any other dups! */
+ ret->gp_sv = sv_dup_inc(gp->gp_sv);
+ ret->gp_io = io_dup_inc(gp->gp_io);
+ ret->gp_form = cv_dup_inc(gp->gp_form);
+ ret->gp_av = av_dup_inc(gp->gp_av);
+ ret->gp_hv = hv_dup_inc(gp->gp_hv);
+ ret->gp_egv = gv_dup(gp->gp_egv); /* GvEGV is not refcounted */
+ ret->gp_cv = cv_dup_inc(gp->gp_cv);
+ ret->gp_cvgen = gp->gp_cvgen;
+ ret->gp_flags = gp->gp_flags;
+ ret->gp_line = gp->gp_line;
+ ret->gp_file = gp->gp_file; /* points to COP.cop_file */
+ return ret;
+}
+
+MAGIC *
+Perl_mg_dup(pTHX_ MAGIC *mg)
+{
+ MAGIC *mgret = (MAGIC*)NULL;
+ MAGIC *mgprev;
+ if (!mg)
+ return (MAGIC*)NULL;
+ /* look for it in the table first */
+ mgret = (MAGIC*)ptr_table_fetch(PL_ptr_table, mg);
+ if (mgret)
+ return mgret;
+
+ for (; mg; mg = mg->mg_moremagic) {
+ MAGIC *nmg;
+ Newz(0, nmg, 1, MAGIC);
+ if (!mgret)
+ mgret = nmg;
+ else
+ mgprev->mg_moremagic = nmg;
+ nmg->mg_virtual = mg->mg_virtual; /* XXX copy dynamic vtable? */
+ nmg->mg_private = mg->mg_private;
+ nmg->mg_type = mg->mg_type;
+ nmg->mg_flags = mg->mg_flags;
+ if (mg->mg_type == 'r') {
+ nmg->mg_obj = (SV*)re_dup((REGEXP*)mg->mg_obj);
+ }
+ else {
+ nmg->mg_obj = (mg->mg_flags & MGf_REFCOUNTED)
+ ? sv_dup_inc(mg->mg_obj)
+ : sv_dup(mg->mg_obj);
+ }
+ nmg->mg_len = mg->mg_len;
+ nmg->mg_ptr = mg->mg_ptr; /* XXX random ptr? */
+ if (mg->mg_ptr && mg->mg_type != 'g') {
+ if (mg->mg_len >= 0) {
+ nmg->mg_ptr = SAVEPVN(mg->mg_ptr, mg->mg_len);
+ if (mg->mg_type == 'c' && AMT_AMAGIC((AMT*)mg->mg_ptr)) {
+ AMT *amtp = (AMT*)mg->mg_ptr;
+ AMT *namtp = (AMT*)nmg->mg_ptr;
+ I32 i;
+ for (i = 1; i < NofAMmeth; i++) {
+ namtp->table[i] = cv_dup_inc(amtp->table[i]);
+ }
+ }
+ }
+ else if (mg->mg_len == HEf_SVKEY)
+ nmg->mg_ptr = (char*)sv_dup_inc((SV*)mg->mg_ptr);
+ }
+ mgprev = nmg;
+ }
+ return mgret;
+}
+
+PTR_TBL_t *
+Perl_ptr_table_new(pTHX)
+{
+ PTR_TBL_t *tbl;
+ Newz(0, 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*);
+ return tbl;
+}
+
+void *
+Perl_ptr_table_fetch(pTHX_ PTR_TBL_t *tbl, void *sv)
+{
+ PTR_TBL_ENT_t *tblent;
+ UV hash = PTR2UV(sv);
+ assert(tbl);
+ tblent = tbl->tbl_ary[hash & tbl->tbl_max];
+ for (; tblent; tblent = tblent->next) {
+ if (tblent->oldval == sv)
+ return tblent->newval;
+ }
+ return (void*)NULL;
+}
+
+void
+Perl_ptr_table_store(pTHX_ PTR_TBL_t *tbl, void *oldv, void *newv)
+{
+ PTR_TBL_ENT_t *tblent, **otblent;
+ /* XXX this may be pessimal on platforms where pointers aren't good
+ * hash values e.g. if they grow faster in the most significant
+ * bits */
+ UV hash = PTR2UV(oldv);
+ bool i = 1;
+
+ assert(tbl);
+ otblent = &tbl->tbl_ary[hash & tbl->tbl_max];
+ for (tblent = *otblent; tblent; i=0, tblent = tblent->next) {
+ if (tblent->oldval == oldv) {
+ tblent->newval = newv;
+ tbl->tbl_items++;
+ return;
+ }
+ }
+ Newz(0, tblent, 1, PTR_TBL_ENT_t);
+ tblent->oldval = oldv;
+ tblent->newval = newv;
+ tblent->next = *otblent;
+ *otblent = tblent;
+ tbl->tbl_items++;
+ if (i && tbl->tbl_items > tbl->tbl_max)
+ ptr_table_split(tbl);
+}
+
+void
+Perl_ptr_table_split(pTHX_ PTR_TBL_t *tbl)
+{
+ PTR_TBL_ENT_t **ary = tbl->tbl_ary;
+ UV oldsize = tbl->tbl_max + 1;
+ UV newsize = oldsize * 2;
+ UV i;
+
+ Renew(ary, newsize, PTR_TBL_ENT_t*);
+ Zero(&ary[oldsize], newsize-oldsize, PTR_TBL_ENT_t*);
+ tbl->tbl_max = --newsize;
+ tbl->tbl_ary = ary;
+ for (i=0; i < oldsize; i++, ary++) {
+ PTR_TBL_ENT_t **curentp, **entp, *ent;
+ if (!*ary)
+ continue;
+ curentp = ary + oldsize;
+ for (entp = ary, ent = *ary; ent; ent = *entp) {
+ if ((newsize & PTR2UV(ent->oldval)) != i) {
+ *entp = ent->next;
+ ent->next = *curentp;
+ *curentp = ent;
+ continue;
+ }
+ else
+ entp = &ent->next;
+ }
+ }
+}
+
+#ifdef DEBUGGING
+char *PL_watch_pvx;
+#endif
+
+SV *
+Perl_sv_dup(pTHX_ SV *sstr)
+{
+ SV *dstr;
+
+ if (!sstr || SvTYPE(sstr) == SVTYPEMASK)
+ return Nullsv;
+ /* look for it in the table first */
+ dstr = (SV*)ptr_table_fetch(PL_ptr_table, sstr);
+ if (dstr)
+ return dstr;
+
+ /* create anew and remember what it is */
+ new_SV(dstr);
+ ptr_table_store(PL_ptr_table, sstr, dstr);
+
+ /* clone */
+ SvFLAGS(dstr) = SvFLAGS(sstr);
+ SvFLAGS(dstr) &= ~SVf_OOK; /* don't propagate OOK hack */
+ SvREFCNT(dstr) = 0; /* must be before any other dups! */
+
+#ifdef DEBUGGING
+ if (SvANY(sstr) && PL_watch_pvx && SvPVX(sstr) == PL_watch_pvx)
+ PerlIO_printf(Perl_debug_log, "watch at %p hit, found string \"%s\"\n",
+ PL_watch_pvx, SvPVX(sstr));
+#endif
+
+ switch (SvTYPE(sstr)) {
+ case SVt_NULL:
+ SvANY(dstr) = NULL;
+ break;
+ case SVt_IV:
+ SvANY(dstr) = new_XIV();
+ SvIVX(dstr) = SvIVX(sstr);
+ break;
+ case SVt_NV:
+ SvANY(dstr) = new_XNV();
+ SvNVX(dstr) = SvNVX(sstr);
+ break;
+ case SVt_RV:
+ SvANY(dstr) = new_XRV();
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ break;
+ case SVt_PV:
+ SvANY(dstr) = new_XPV();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ if (SvROK(sstr))
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ else if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ break;
+ case SVt_PVIV:
+ SvANY(dstr) = new_XPVIV();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ if (SvROK(sstr))
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ else if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ break;
+ case SVt_PVNV:
+ SvANY(dstr) = new_XPVNV();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ if (SvROK(sstr))
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ else if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ break;
+ case SVt_PVMG:
+ SvANY(dstr) = new_XPVMG();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr));
+ SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
+ if (SvROK(sstr))
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ else if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ break;
+ case SVt_PVBM:
+ SvANY(dstr) = new_XPVBM();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr));
+ SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
+ if (SvROK(sstr))
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ else if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ BmRARE(dstr) = BmRARE(sstr);
+ BmUSEFUL(dstr) = BmUSEFUL(sstr);
+ BmPREVIOUS(dstr)= BmPREVIOUS(sstr);
+ break;
+ case SVt_PVLV:
+ SvANY(dstr) = new_XPVLV();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr));
+ SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
+ if (SvROK(sstr))
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ else if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ LvTARGOFF(dstr) = LvTARGOFF(sstr); /* XXX sometimes holds PMOP* when DEBUGGING */
+ LvTARGLEN(dstr) = LvTARGLEN(sstr);
+ LvTARG(dstr) = sv_dup_inc(LvTARG(sstr));
+ LvTYPE(dstr) = LvTYPE(sstr);
+ break;
+ case SVt_PVGV:
+ SvANY(dstr) = new_XPVGV();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr));
+ SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
+ if (SvROK(sstr))
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ else if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ GvNAMELEN(dstr) = GvNAMELEN(sstr);
+ GvNAME(dstr) = SAVEPVN(GvNAME(sstr), GvNAMELEN(sstr));
+ GvSTASH(dstr) = hv_dup_inc(GvSTASH(sstr));
+ GvFLAGS(dstr) = GvFLAGS(sstr);
+ GvGP(dstr) = gp_dup(GvGP(sstr));
+ (void)GpREFCNT_inc(GvGP(dstr));
+ break;
+ case SVt_PVIO:
+ SvANY(dstr) = new_XPVIO();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr));
+ SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
+ if (SvROK(sstr))
+ SvRV(dstr) = sv_dup_inc(SvRV(sstr));
+ else if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ IoIFP(dstr) = fp_dup(IoIFP(sstr), IoTYPE(sstr));
+ if (IoOFP(sstr) == IoIFP(sstr))
+ IoOFP(dstr) = IoIFP(dstr);
+ else
+ IoOFP(dstr) = fp_dup(IoOFP(sstr), IoTYPE(sstr));
+ /* PL_rsfp_filters entries have fake IoDIRP() */
+ if (IoDIRP(sstr) && !(IoFLAGS(sstr) & IOf_FAKE_DIRP))
+ IoDIRP(dstr) = dirp_dup(IoDIRP(sstr));
+ else
+ IoDIRP(dstr) = IoDIRP(sstr);
+ IoLINES(dstr) = IoLINES(sstr);
+ IoPAGE(dstr) = IoPAGE(sstr);
+ IoPAGE_LEN(dstr) = IoPAGE_LEN(sstr);
+ IoLINES_LEFT(dstr) = IoLINES_LEFT(sstr);
+ IoTOP_NAME(dstr) = SAVEPV(IoTOP_NAME(sstr));
+ IoTOP_GV(dstr) = gv_dup(IoTOP_GV(sstr));
+ IoFMT_NAME(dstr) = SAVEPV(IoFMT_NAME(sstr));
+ IoFMT_GV(dstr) = gv_dup(IoFMT_GV(sstr));
+ IoBOTTOM_NAME(dstr) = SAVEPV(IoBOTTOM_NAME(sstr));
+ IoBOTTOM_GV(dstr) = gv_dup(IoBOTTOM_GV(sstr));
+ IoSUBPROCESS(dstr) = IoSUBPROCESS(sstr);
+ IoTYPE(dstr) = IoTYPE(sstr);
+ IoFLAGS(dstr) = IoFLAGS(sstr);
+ break;
+ case SVt_PVAV:
+ SvANY(dstr) = new_XPVAV();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr));
+ SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
+ AvARYLEN((AV*)dstr) = sv_dup_inc(AvARYLEN((AV*)sstr));
+ AvFLAGS((AV*)dstr) = AvFLAGS((AV*)sstr);
+ if (AvARRAY((AV*)sstr)) {
+ SV **dst_ary, **src_ary;
+ SSize_t items = AvFILLp((AV*)sstr) + 1;
+
+ src_ary = AvARRAY((AV*)sstr);
+ Newz(0, dst_ary, AvMAX((AV*)sstr)+1, SV*);
+ ptr_table_store(PL_ptr_table, src_ary, dst_ary);
+ SvPVX(dstr) = (char*)dst_ary;
+ AvALLOC((AV*)dstr) = dst_ary;
+ if (AvREAL((AV*)sstr)) {
+ while (items-- > 0)
+ *dst_ary++ = sv_dup_inc(*src_ary++);
+ }
+ else {
+ while (items-- > 0)
+ *dst_ary++ = sv_dup(*src_ary++);
+ }
+ items = AvMAX((AV*)sstr) - AvFILLp((AV*)sstr);
+ while (items-- > 0) {
+ *dst_ary++ = &PL_sv_undef;
+ }
+ }
+ else {
+ SvPVX(dstr) = Nullch;
+ AvALLOC((AV*)dstr) = (SV**)NULL;
+ }
+ break;
+ case SVt_PVHV:
+ SvANY(dstr) = new_XPVHV();
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr));
+ SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
+ HvRITER((HV*)dstr) = HvRITER((HV*)sstr);
+ if (HvARRAY((HV*)sstr)) {
+ STRLEN i = 0;
+ XPVHV *dxhv = (XPVHV*)SvANY(dstr);
+ XPVHV *sxhv = (XPVHV*)SvANY(sstr);
+ Newz(0, dxhv->xhv_array,
+ PERL_HV_ARRAY_ALLOC_BYTES(dxhv->xhv_max+1), char);
+ while (i <= sxhv->xhv_max) {
+ ((HE**)dxhv->xhv_array)[i] = he_dup(((HE**)sxhv->xhv_array)[i],
+ !!HvSHAREKEYS(sstr));
+ ++i;
+ }
+ dxhv->xhv_eiter = he_dup(sxhv->xhv_eiter, !!HvSHAREKEYS(sstr));
+ }
+ else {
+ SvPVX(dstr) = Nullch;
+ HvEITER((HV*)dstr) = (HE*)NULL;
+ }
+ HvPMROOT((HV*)dstr) = HvPMROOT((HV*)sstr); /* XXX */
+ HvNAME((HV*)dstr) = SAVEPV(HvNAME((HV*)sstr));
+ break;
+ case SVt_PVFM:
+ SvANY(dstr) = new_XPVFM();
+ FmLINES(dstr) = FmLINES(sstr);
+ goto dup_pvcv;
+ /* NOTREACHED */
+ case SVt_PVCV:
+ SvANY(dstr) = new_XPVCV();
+dup_pvcv:
+ SvCUR(dstr) = SvCUR(sstr);
+ SvLEN(dstr) = SvLEN(sstr);
+ SvIVX(dstr) = SvIVX(sstr);
+ SvNVX(dstr) = SvNVX(sstr);
+ SvMAGIC(dstr) = mg_dup(SvMAGIC(sstr));
+ SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
+ if (SvPVX(sstr) && SvLEN(sstr))
+ SvPVX(dstr) = SAVEPVN(SvPVX(sstr), SvLEN(sstr)-1);
+ else
+ SvPVX(dstr) = SvPVX(sstr); /* XXX shared string/random ptr? */
+ CvSTASH(dstr) = hv_dup(CvSTASH(sstr));/* NOTE: not refcounted */
+ CvSTART(dstr) = CvSTART(sstr);
+ CvROOT(dstr) = OpREFCNT_inc(CvROOT(sstr));
+ CvXSUB(dstr) = CvXSUB(sstr);
+ CvXSUBANY(dstr) = CvXSUBANY(sstr);
+ CvGV(dstr) = gv_dup_inc(CvGV(sstr));
+ CvDEPTH(dstr) = CvDEPTH(sstr);
+ if (CvPADLIST(sstr) && !AvREAL(CvPADLIST(sstr))) {
+ /* XXX padlists are real, but pretend to be not */
+ AvREAL_on(CvPADLIST(sstr));
+ CvPADLIST(dstr) = av_dup_inc(CvPADLIST(sstr));
+ AvREAL_off(CvPADLIST(sstr));
+ AvREAL_off(CvPADLIST(dstr));
+ }
+ else
+ CvPADLIST(dstr) = av_dup_inc(CvPADLIST(sstr));
+ CvOUTSIDE(dstr) = cv_dup_inc(CvOUTSIDE(sstr));
+ CvFLAGS(dstr) = CvFLAGS(sstr);
+ break;
+ default:
+ Perl_croak(aTHX_ "Bizarre SvTYPE [%d]", SvTYPE(sstr));
+ break;
}
+
+ if (SvOBJECT(dstr) && SvTYPE(dstr) != SVt_PVIO)
+ ++PL_sv_objcount;
+
+ return dstr;
}
+
+PERL_CONTEXT *
+Perl_cx_dup(pTHX_ PERL_CONTEXT *cxs, I32 ix, I32 max)
+{
+ PERL_CONTEXT *ncxs;
+
+ if (!cxs)
+ return (PERL_CONTEXT*)NULL;
+
+ /* look for it in the table first */
+ ncxs = (PERL_CONTEXT*)ptr_table_fetch(PL_ptr_table, cxs);
+ if (ncxs)
+ return ncxs;
+
+ /* create anew and remember what it is */
+ Newz(56, ncxs, max + 1, PERL_CONTEXT);
+ ptr_table_store(PL_ptr_table, cxs, ncxs);
+
+ while (ix >= 0) {
+ PERL_CONTEXT *cx = &cxs[ix];
+ PERL_CONTEXT *ncx = &ncxs[ix];
+ ncx->cx_type = cx->cx_type;
+ if (CxTYPE(cx) == CXt_SUBST) {
+ Perl_croak(aTHX_ "Cloning substitution context is unimplemented");
+ }
+ else {
+ ncx->blk_oldsp = cx->blk_oldsp;
+ ncx->blk_oldcop = cx->blk_oldcop;
+ ncx->blk_oldretsp = cx->blk_oldretsp;
+ ncx->blk_oldmarksp = cx->blk_oldmarksp;
+ ncx->blk_oldscopesp = cx->blk_oldscopesp;
+ ncx->blk_oldpm = cx->blk_oldpm;
+ ncx->blk_gimme = cx->blk_gimme;
+ switch (CxTYPE(cx)) {
+ case CXt_SUB:
+ ncx->blk_sub.cv = (cx->blk_sub.olddepth == 0
+ ? cv_dup_inc(cx->blk_sub.cv)
+ : cv_dup(cx->blk_sub.cv));
+ ncx->blk_sub.argarray = (cx->blk_sub.hasargs
+ ? av_dup_inc(cx->blk_sub.argarray)
+ : Nullav);
+ ncx->blk_sub.savearray = av_dup(cx->blk_sub.savearray);
+ ncx->blk_sub.olddepth = cx->blk_sub.olddepth;
+ ncx->blk_sub.hasargs = cx->blk_sub.hasargs;
+ ncx->blk_sub.lval = cx->blk_sub.lval;
+ break;
+ case CXt_EVAL:
+ ncx->blk_eval.old_in_eval = cx->blk_eval.old_in_eval;
+ ncx->blk_eval.old_op_type = cx->blk_eval.old_op_type;
+ ncx->blk_eval.old_namesv = sv_dup_inc(cx->blk_eval.old_namesv);
+ ncx->blk_eval.old_eval_root = cx->blk_eval.old_eval_root;
+ ncx->blk_eval.cur_text = sv_dup(cx->blk_eval.cur_text);
+ break;
+ case CXt_LOOP:
+ ncx->blk_loop.label = cx->blk_loop.label;
+ ncx->blk_loop.resetsp = cx->blk_loop.resetsp;
+ ncx->blk_loop.redo_op = cx->blk_loop.redo_op;
+ ncx->blk_loop.next_op = cx->blk_loop.next_op;
+ ncx->blk_loop.last_op = cx->blk_loop.last_op;
+ ncx->blk_loop.iterdata = (CxPADLOOP(cx)
+ ? cx->blk_loop.iterdata
+ : gv_dup((GV*)cx->blk_loop.iterdata));
+ ncx->blk_loop.oldcurpad
+ = (SV**)ptr_table_fetch(PL_ptr_table,
+ cx->blk_loop.oldcurpad);
+ ncx->blk_loop.itersave = sv_dup_inc(cx->blk_loop.itersave);
+ ncx->blk_loop.iterlval = sv_dup_inc(cx->blk_loop.iterlval);
+ ncx->blk_loop.iterary = av_dup_inc(cx->blk_loop.iterary);
+ ncx->blk_loop.iterix = cx->blk_loop.iterix;
+ ncx->blk_loop.itermax = cx->blk_loop.itermax;
+ break;
+ case CXt_FORMAT:
+ ncx->blk_sub.cv = cv_dup(cx->blk_sub.cv);
+ ncx->blk_sub.gv = gv_dup(cx->blk_sub.gv);
+ ncx->blk_sub.dfoutgv = gv_dup_inc(cx->blk_sub.dfoutgv);
+ ncx->blk_sub.hasargs = cx->blk_sub.hasargs;
+ break;
+ case CXt_BLOCK:
+ case CXt_NULL:
+ break;
+ }
+ }
+ --ix;
+ }
+ return ncxs;
+}
+
+PERL_SI *
+Perl_si_dup(pTHX_ PERL_SI *si)
+{
+ PERL_SI *nsi;
+
+ if (!si)
+ return (PERL_SI*)NULL;
+
+ /* look for it in the table first */
+ nsi = (PERL_SI*)ptr_table_fetch(PL_ptr_table, si);
+ if (nsi)
+ return nsi;
+
+ /* create anew and remember what it is */
+ Newz(56, nsi, 1, PERL_SI);
+ ptr_table_store(PL_ptr_table, si, nsi);
+
+ nsi->si_stack = av_dup_inc(si->si_stack);
+ nsi->si_cxix = si->si_cxix;
+ nsi->si_cxmax = si->si_cxmax;
+ nsi->si_cxstack = cx_dup(si->si_cxstack, si->si_cxix, si->si_cxmax);
+ nsi->si_type = si->si_type;
+ nsi->si_prev = si_dup(si->si_prev);
+ nsi->si_next = si_dup(si->si_next);
+ nsi->si_markoff = si->si_markoff;
+
+ return nsi;
+}
+
+#define POPINT(ss,ix) ((ss)[--(ix)].any_i32)
+#define TOPINT(ss,ix) ((ss)[ix].any_i32)
+#define POPLONG(ss,ix) ((ss)[--(ix)].any_long)
+#define TOPLONG(ss,ix) ((ss)[ix].any_long)
+#define POPIV(ss,ix) ((ss)[--(ix)].any_iv)
+#define TOPIV(ss,ix) ((ss)[ix].any_iv)
+#define POPPTR(ss,ix) ((ss)[--(ix)].any_ptr)
+#define TOPPTR(ss,ix) ((ss)[ix].any_ptr)
+#define POPDPTR(ss,ix) ((ss)[--(ix)].any_dptr)
+#define TOPDPTR(ss,ix) ((ss)[ix].any_dptr)
+#define POPDXPTR(ss,ix) ((ss)[--(ix)].any_dxptr)
+#define TOPDXPTR(ss,ix) ((ss)[ix].any_dxptr)
+
+/* XXXXX todo */
+#define pv_dup_inc(p) SAVEPV(p)
+#define pv_dup(p) SAVEPV(p)
+#define svp_dup_inc(p,pp) any_dup(p,pp)
+
+void *
+Perl_any_dup(pTHX_ void *v, PerlInterpreter *proto_perl)
+{
+ void *ret;
+
+ if (!v)
+ return (void*)NULL;
+
+ /* look for it in the table first */
+ ret = ptr_table_fetch(PL_ptr_table, v);
+ if (ret)
+ return ret;
+
+ /* see if it is part of the interpreter structure */
+ if (v >= (void*)proto_perl && v < (void*)(proto_perl+1))
+ ret = (void*)(((char*)aTHXo) + (((char*)v) - (char*)proto_perl));
+ else
+ ret = v;
+
+ return ret;
+}
+
+ANY *
+Perl_ss_dup(pTHX_ PerlInterpreter *proto_perl)
+{
+ ANY *ss = proto_perl->Tsavestack;
+ I32 ix = proto_perl->Tsavestack_ix;
+ I32 max = proto_perl->Tsavestack_max;
+ ANY *nss;
+ SV *sv;
+ GV *gv;
+ AV *av;
+ HV *hv;
+ void* ptr;
+ int intval;
+ long longval;
+ GP *gp;
+ IV iv;
+ I32 i;
+ char *c;
+ void (*dptr) (void*);
+ void (*dxptr) (pTHXo_ void*);
+ OP *o;
+
+ Newz(54, nss, max, ANY);
+
+ while (ix > 0) {
+ i = POPINT(ss,ix);
+ TOPINT(nss,ix) = i;
+ switch (i) {
+ case SAVEt_ITEM: /* normal string */
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup_inc(sv);
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup_inc(sv);
+ break;
+ case SAVEt_SV: /* scalar reference */
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup_inc(sv);
+ gv = (GV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = gv_dup_inc(gv);
+ break;
+ case SAVEt_GENERIC_PVREF: /* generic char* */
+ c = (char*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = pv_dup(c);
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ break;
+ case SAVEt_GENERIC_SVREF: /* generic sv */
+ case SAVEt_SVREF: /* scalar reference */
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup_inc(sv);
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = svp_dup_inc((SV**)ptr, proto_perl);/* XXXXX */
+ break;
+ case SAVEt_AV: /* array reference */
+ av = (AV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = av_dup_inc(av);
+ gv = (GV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = gv_dup(gv);
+ break;
+ case SAVEt_HV: /* hash reference */
+ hv = (HV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = hv_dup_inc(hv);
+ gv = (GV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = gv_dup(gv);
+ break;
+ case SAVEt_INT: /* int reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ intval = (int)POPINT(ss,ix);
+ TOPINT(nss,ix) = intval;
+ break;
+ case SAVEt_LONG: /* long reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ longval = (long)POPLONG(ss,ix);
+ TOPLONG(nss,ix) = longval;
+ break;
+ case SAVEt_I32: /* I32 reference */
+ case SAVEt_I16: /* I16 reference */
+ case SAVEt_I8: /* I8 reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ i = POPINT(ss,ix);
+ TOPINT(nss,ix) = i;
+ break;
+ case SAVEt_IV: /* IV reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ iv = POPIV(ss,ix);
+ TOPIV(nss,ix) = iv;
+ break;
+ case SAVEt_SPTR: /* SV* reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup(sv);
+ break;
+ case SAVEt_VPTR: /* random* reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ break;
+ case SAVEt_PPTR: /* char* reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ c = (char*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = pv_dup(c);
+ break;
+ case SAVEt_HPTR: /* HV* reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ hv = (HV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = hv_dup(hv);
+ break;
+ case SAVEt_APTR: /* AV* reference */
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ av = (AV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = av_dup(av);
+ break;
+ case SAVEt_NSTAB:
+ gv = (GV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = gv_dup(gv);
+ break;
+ case SAVEt_GP: /* scalar reference */
+ gp = (GP*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = gp = gp_dup(gp);
+ (void)GpREFCNT_inc(gp);
+ gv = (GV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = gv_dup_inc(c);
+ c = (char*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = pv_dup(c);
+ iv = POPIV(ss,ix);
+ TOPIV(nss,ix) = iv;
+ iv = POPIV(ss,ix);
+ TOPIV(nss,ix) = iv;
+ break;
+ case SAVEt_FREESV:
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup_inc(sv);
+ break;
+ case SAVEt_FREEOP:
+ ptr = POPPTR(ss,ix);
+ if (ptr && (((OP*)ptr)->op_private & OPpREFCOUNTED)) {
+ /* these are assumed to be refcounted properly */
+ switch (((OP*)ptr)->op_type) {
+ case OP_LEAVESUB:
+ case OP_LEAVESUBLV:
+ case OP_LEAVEEVAL:
+ case OP_LEAVE:
+ case OP_SCOPE:
+ case OP_LEAVEWRITE:
+ TOPPTR(nss,ix) = ptr;
+ o = (OP*)ptr;
+ OpREFCNT_inc(o);
+ break;
+ default:
+ TOPPTR(nss,ix) = Nullop;
+ break;
+ }
+ }
+ else
+ TOPPTR(nss,ix) = Nullop;
+ break;
+ case SAVEt_FREEPV:
+ c = (char*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = pv_dup_inc(c);
+ break;
+ case SAVEt_CLEARSV:
+ longval = POPLONG(ss,ix);
+ TOPLONG(nss,ix) = longval;
+ break;
+ case SAVEt_DELETE:
+ hv = (HV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = hv_dup_inc(hv);
+ c = (char*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = pv_dup_inc(c);
+ i = POPINT(ss,ix);
+ TOPINT(nss,ix) = i;
+ break;
+ case SAVEt_DESTRUCTOR:
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl); /* XXX quite arbitrary */
+ dptr = POPDPTR(ss,ix);
+ TOPDPTR(nss,ix) = (void (*)(void*))any_dup((void *)dptr, proto_perl);
+ break;
+ case SAVEt_DESTRUCTOR_X:
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = any_dup(ptr, proto_perl); /* XXX quite arbitrary */
+ dxptr = POPDXPTR(ss,ix);
+ TOPDXPTR(nss,ix) = (void (*)(pTHXo_ void*))any_dup((void *)dxptr, proto_perl);
+ break;
+ case SAVEt_REGCONTEXT:
+ case SAVEt_ALLOC:
+ i = POPINT(ss,ix);
+ TOPINT(nss,ix) = i;
+ ix -= i;
+ break;
+ case SAVEt_STACK_POS: /* Position on Perl stack */
+ i = POPINT(ss,ix);
+ TOPINT(nss,ix) = i;
+ break;
+ case SAVEt_AELEM: /* array element */
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup_inc(sv);
+ i = POPINT(ss,ix);
+ TOPINT(nss,ix) = i;
+ av = (AV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = av_dup_inc(av);
+ break;
+ case SAVEt_HELEM: /* hash element */
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup_inc(sv);
+ sv = (SV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = sv_dup_inc(sv);
+ hv = (HV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = hv_dup_inc(hv);
+ break;
+ case SAVEt_OP:
+ ptr = POPPTR(ss,ix);
+ TOPPTR(nss,ix) = ptr;
+ break;
+ case SAVEt_HINTS:
+ i = POPINT(ss,ix);
+ TOPINT(nss,ix) = i;
+ break;
+ case SAVEt_COMPPAD:
+ av = (AV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = av_dup(av);
+ break;
+ default:
+ Perl_croak(aTHX_ "panic: ss_dup inconsistency");
+ }
+ }
+
+ return nss;
+}
+
+#ifdef PERL_OBJECT
+#include "XSUB.h"
+#endif
+
+PerlInterpreter *
+perl_clone(PerlInterpreter *proto_perl, UV flags)
+{
+#ifdef PERL_OBJECT
+ CPerlObj *pPerl = (CPerlObj*)proto_perl;
+#endif
+
+#ifdef PERL_IMPLICIT_SYS
+ return perl_clone_using(proto_perl, flags,
+ proto_perl->IMem,
+ proto_perl->IMemShared,
+ proto_perl->IMemParse,
+ proto_perl->IEnv,
+ proto_perl->IStdIO,
+ proto_perl->ILIO,
+ proto_perl->IDir,
+ proto_perl->ISock,
+ proto_perl->IProc);
+}
+
+PerlInterpreter *
+perl_clone_using(PerlInterpreter *proto_perl, UV flags,
+ struct IPerlMem* ipM, struct IPerlMem* ipMS,
+ struct IPerlMem* ipMP, struct IPerlEnv* ipE,
+ struct IPerlStdIO* ipStd, struct IPerlLIO* ipLIO,
+ struct IPerlDir* ipD, struct IPerlSock* ipS,
+ struct IPerlProc* ipP)
+{
+ /* XXX many of the string copies here can be optimized if they're
+ * constants; they need to be allocated as common memory and just
+ * their pointers copied. */
+
+ IV i;
+# ifdef PERL_OBJECT
+ CPerlObj *pPerl = new(ipM) CPerlObj(ipM, ipMS, ipMP, ipE, ipStd, ipLIO,
+ ipD, ipS, ipP);
+ PERL_SET_THX(pPerl);
+# else /* !PERL_OBJECT */
+ PerlInterpreter *my_perl = (PerlInterpreter*)(*ipM->pMalloc)(ipM, sizeof(PerlInterpreter));
+ PERL_SET_THX(my_perl);
+
+# ifdef DEBUGGING
+ memset(my_perl, 0xab, sizeof(PerlInterpreter));
+ PL_markstack = 0;
+ PL_scopestack = 0;
+ PL_savestack = 0;
+ PL_retstack = 0;
+# else /* !DEBUGGING */
+ Zero(my_perl, 1, PerlInterpreter);
+# endif /* DEBUGGING */
+
+ /* host pointers */
+ PL_Mem = ipM;
+ PL_MemShared = ipMS;
+ PL_MemParse = ipMP;
+ PL_Env = ipE;
+ PL_StdIO = ipStd;
+ PL_LIO = ipLIO;
+ PL_Dir = ipD;
+ PL_Sock = ipS;
+ PL_Proc = ipP;
+# endif /* PERL_OBJECT */
+#else /* !PERL_IMPLICIT_SYS */
+ IV i;
+ PerlInterpreter *my_perl = (PerlInterpreter*)PerlMem_malloc(sizeof(PerlInterpreter));
+ PERL_SET_THX(my_perl);
+
+# ifdef DEBUGGING
+ memset(my_perl, 0xab, sizeof(PerlInterpreter));
+ PL_markstack = 0;
+ PL_scopestack = 0;
+ PL_savestack = 0;
+ PL_retstack = 0;
+# else /* !DEBUGGING */
+ Zero(my_perl, 1, PerlInterpreter);
+# endif /* DEBUGGING */
+#endif /* PERL_IMPLICIT_SYS */
+
+ /* arena roots */
+ PL_xiv_arenaroot = NULL;
+ PL_xiv_root = NULL;
+ PL_xnv_arenaroot = NULL;
+ PL_xnv_root = NULL;
+ PL_xrv_arenaroot = NULL;
+ PL_xrv_root = NULL;
+ PL_xpv_arenaroot = NULL;
+ PL_xpv_root = NULL;
+ PL_xpviv_arenaroot = NULL;
+ PL_xpviv_root = NULL;
+ PL_xpvnv_arenaroot = NULL;
+ PL_xpvnv_root = NULL;
+ PL_xpvcv_arenaroot = NULL;
+ PL_xpvcv_root = NULL;
+ PL_xpvav_arenaroot = NULL;
+ PL_xpvav_root = NULL;
+ PL_xpvhv_arenaroot = NULL;
+ PL_xpvhv_root = NULL;
+ PL_xpvmg_arenaroot = NULL;
+ PL_xpvmg_root = NULL;
+ PL_xpvlv_arenaroot = NULL;
+ PL_xpvlv_root = NULL;
+ PL_xpvbm_arenaroot = NULL;
+ PL_xpvbm_root = NULL;
+ PL_he_arenaroot = NULL;
+ PL_he_root = NULL;
+ PL_nice_chunk = NULL;
+ PL_nice_chunk_size = 0;
+ PL_sv_count = 0;
+ PL_sv_objcount = 0;
+ PL_sv_root = Nullsv;
+ PL_sv_arenaroot = Nullsv;
+
+ PL_debug = proto_perl->Idebug;
+
+ /* create SV map for pointer relocation */
+ PL_ptr_table = ptr_table_new();
+
+ /* initialize these special pointers as early as possible */
+ SvANY(&PL_sv_undef) = NULL;
+ SvREFCNT(&PL_sv_undef) = (~(U32)0)/2;
+ SvFLAGS(&PL_sv_undef) = SVf_READONLY|SVt_NULL;
+ ptr_table_store(PL_ptr_table, &proto_perl->Isv_undef, &PL_sv_undef);
+
+#ifdef PERL_OBJECT
+ SvUPGRADE(&PL_sv_no, SVt_PVNV);
+#else
+ SvANY(&PL_sv_no) = new_XPVNV();
+#endif
+ SvREFCNT(&PL_sv_no) = (~(U32)0)/2;
+ SvFLAGS(&PL_sv_no) = SVp_NOK|SVf_NOK|SVp_POK|SVf_POK|SVf_READONLY|SVt_PVNV;
+ SvPVX(&PL_sv_no) = SAVEPVN(PL_No, 0);
+ SvCUR(&PL_sv_no) = 0;
+ SvLEN(&PL_sv_no) = 1;
+ SvNVX(&PL_sv_no) = 0;
+ ptr_table_store(PL_ptr_table, &proto_perl->Isv_no, &PL_sv_no);
+
+#ifdef PERL_OBJECT
+ SvUPGRADE(&PL_sv_yes, SVt_PVNV);
+#else
+ SvANY(&PL_sv_yes) = new_XPVNV();
+#endif
+ SvREFCNT(&PL_sv_yes) = (~(U32)0)/2;
+ SvFLAGS(&PL_sv_yes) = SVp_NOK|SVf_NOK|SVp_POK|SVf_POK|SVf_READONLY|SVt_PVNV;
+ SvPVX(&PL_sv_yes) = SAVEPVN(PL_Yes, 1);
+ SvCUR(&PL_sv_yes) = 1;
+ SvLEN(&PL_sv_yes) = 2;
+ SvNVX(&PL_sv_yes) = 1;
+ ptr_table_store(PL_ptr_table, &proto_perl->Isv_yes, &PL_sv_yes);
+
+ /* create shared string table */
+ PL_strtab = newHV();
+ HvSHAREKEYS_off(PL_strtab);
+ hv_ksplit(PL_strtab, 512);
+ ptr_table_store(PL_ptr_table, proto_perl->Istrtab, PL_strtab);
+
+ PL_compiling = proto_perl->Icompiling;
+ PL_compiling.cop_stashpv = SAVEPV(PL_compiling.cop_stashpv);
+ PL_compiling.cop_file = SAVEPV(PL_compiling.cop_file);
+ ptr_table_store(PL_ptr_table, &proto_perl->Icompiling, &PL_compiling);
+ if (!specialWARN(PL_compiling.cop_warnings))
+ PL_compiling.cop_warnings = sv_dup_inc(PL_compiling.cop_warnings);
+ PL_curcop = (COP*)any_dup(proto_perl->Tcurcop, proto_perl);
+
+ /* pseudo environmental stuff */
+ PL_origargc = proto_perl->Iorigargc;
+ i = PL_origargc;
+ New(0, PL_origargv, i+1, char*);
+ PL_origargv[i] = '\0';
+ while (i-- > 0) {
+ PL_origargv[i] = SAVEPV(proto_perl->Iorigargv[i]);
+ }
+ PL_envgv = gv_dup(proto_perl->Ienvgv);
+ PL_incgv = gv_dup(proto_perl->Iincgv);
+ PL_hintgv = gv_dup(proto_perl->Ihintgv);
+ PL_origfilename = SAVEPV(proto_perl->Iorigfilename);
+ PL_diehook = sv_dup_inc(proto_perl->Idiehook);
+ PL_warnhook = sv_dup_inc(proto_perl->Iwarnhook);
+
+ /* switches */
+ PL_minus_c = proto_perl->Iminus_c;
+ PL_patchlevel = sv_dup_inc(proto_perl->Ipatchlevel);
+ PL_localpatches = proto_perl->Ilocalpatches;
+ PL_splitstr = proto_perl->Isplitstr;
+ PL_preprocess = proto_perl->Ipreprocess;
+ PL_minus_n = proto_perl->Iminus_n;
+ PL_minus_p = proto_perl->Iminus_p;
+ PL_minus_l = proto_perl->Iminus_l;
+ PL_minus_a = proto_perl->Iminus_a;
+ PL_minus_F = proto_perl->Iminus_F;
+ PL_doswitches = proto_perl->Idoswitches;
+ PL_dowarn = proto_perl->Idowarn;
+ PL_doextract = proto_perl->Idoextract;
+ PL_sawampersand = proto_perl->Isawampersand;
+ PL_unsafe = proto_perl->Iunsafe;
+ PL_inplace = SAVEPV(proto_perl->Iinplace);
+ PL_e_script = sv_dup_inc(proto_perl->Ie_script);
+ PL_perldb = proto_perl->Iperldb;
+ PL_perl_destruct_level = proto_perl->Iperl_destruct_level;
+
+ /* magical thingies */
+ /* XXX time(&PL_basetime) when asked for? */
+ PL_basetime = proto_perl->Ibasetime;
+ PL_formfeed = sv_dup(proto_perl->Iformfeed);
+
+ PL_maxsysfd = proto_perl->Imaxsysfd;
+ PL_multiline = proto_perl->Imultiline;
+ PL_statusvalue = proto_perl->Istatusvalue;
+#ifdef VMS
+ PL_statusvalue_vms = proto_perl->Istatusvalue_vms;
+#endif
+
+ /* shortcuts to various I/O objects */
+ PL_stdingv = gv_dup(proto_perl->Istdingv);
+ PL_stderrgv = gv_dup(proto_perl->Istderrgv);
+ PL_defgv = gv_dup(proto_perl->Idefgv);
+ PL_argvgv = gv_dup(proto_perl->Iargvgv);
+ PL_argvoutgv = gv_dup(proto_perl->Iargvoutgv);
+ PL_argvout_stack = av_dup(proto_perl->Iargvout_stack);
+
+ /* shortcuts to regexp stuff */
+ PL_replgv = gv_dup(proto_perl->Ireplgv);
+
+ /* shortcuts to misc objects */
+ PL_errgv = gv_dup(proto_perl->Ierrgv);
+
+ /* shortcuts to debugging objects */
+ PL_DBgv = gv_dup(proto_perl->IDBgv);
+ PL_DBline = gv_dup(proto_perl->IDBline);
+ PL_DBsub = gv_dup(proto_perl->IDBsub);
+ PL_DBsingle = sv_dup(proto_perl->IDBsingle);
+ PL_DBtrace = sv_dup(proto_perl->IDBtrace);
+ PL_DBsignal = sv_dup(proto_perl->IDBsignal);
+ PL_lineary = av_dup(proto_perl->Ilineary);
+ PL_dbargs = av_dup(proto_perl->Idbargs);
+
+ /* symbol tables */
+ PL_defstash = hv_dup_inc(proto_perl->Tdefstash);
+ PL_curstash = hv_dup(proto_perl->Tcurstash);
+ PL_debstash = hv_dup(proto_perl->Idebstash);
+ PL_globalstash = hv_dup(proto_perl->Iglobalstash);
+ PL_curstname = sv_dup_inc(proto_perl->Icurstname);
+
+ PL_beginav = av_dup_inc(proto_perl->Ibeginav);
+ PL_endav = av_dup_inc(proto_perl->Iendav);
+ PL_checkav = av_dup_inc(proto_perl->Icheckav);
+ PL_initav = av_dup_inc(proto_perl->Iinitav);
+
+ PL_sub_generation = proto_perl->Isub_generation;
+
+ /* funky return mechanisms */
+ PL_forkprocess = proto_perl->Iforkprocess;
+
+ /* subprocess state */
+ PL_fdpid = av_dup_inc(proto_perl->Ifdpid);
+
+ /* internal state */
+ PL_tainting = proto_perl->Itainting;
+ PL_maxo = proto_perl->Imaxo;
+ if (proto_perl->Iop_mask)
+ PL_op_mask = SAVEPVN(proto_perl->Iop_mask, PL_maxo);
+ else
+ PL_op_mask = Nullch;
+
+ /* current interpreter roots */
+ PL_main_cv = cv_dup_inc(proto_perl->Imain_cv);
+ PL_main_root = OpREFCNT_inc(proto_perl->Imain_root);
+ PL_main_start = proto_perl->Imain_start;
+ PL_eval_root = proto_perl->Ieval_root;
+ PL_eval_start = proto_perl->Ieval_start;
+
+ /* runtime control stuff */
+ PL_curcopdb = (COP*)any_dup(proto_perl->Icurcopdb, proto_perl);
+ PL_copline = proto_perl->Icopline;
+
+ PL_filemode = proto_perl->Ifilemode;
+ PL_lastfd = proto_perl->Ilastfd;
+ PL_oldname = proto_perl->Ioldname; /* XXX not quite right */
+ PL_Argv = NULL;
+ PL_Cmd = Nullch;
+ PL_gensym = proto_perl->Igensym;
+ PL_preambled = proto_perl->Ipreambled;
+ PL_preambleav = av_dup_inc(proto_perl->Ipreambleav);
+ PL_laststatval = proto_perl->Ilaststatval;
+ PL_laststype = proto_perl->Ilaststype;
+ PL_mess_sv = Nullsv;
+
+ PL_orslen = proto_perl->Iorslen;
+ PL_ors = SAVEPVN(proto_perl->Iors, PL_orslen);
+ PL_ofmt = SAVEPV(proto_perl->Iofmt);
+
+ /* interpreter atexit processing */
+ PL_exitlistlen = proto_perl->Iexitlistlen;
+ if (PL_exitlistlen) {
+ New(0, PL_exitlist, PL_exitlistlen, PerlExitListEntry);
+ Copy(proto_perl->Iexitlist, PL_exitlist, PL_exitlistlen, PerlExitListEntry);
+ }
+ else
+ PL_exitlist = (PerlExitListEntry*)NULL;
+ PL_modglobal = hv_dup_inc(proto_perl->Imodglobal);
+
+ PL_profiledata = NULL;
+ PL_rsfp = fp_dup(proto_perl->Irsfp, '<');
+ /* PL_rsfp_filters entries have fake IoDIRP() */
+ PL_rsfp_filters = av_dup_inc(proto_perl->Irsfp_filters);
+
+ PL_compcv = cv_dup(proto_perl->Icompcv);
+ PL_comppad = av_dup(proto_perl->Icomppad);
+ PL_comppad_name = av_dup(proto_perl->Icomppad_name);
+ PL_comppad_name_fill = proto_perl->Icomppad_name_fill;
+ PL_comppad_name_floor = proto_perl->Icomppad_name_floor;
+ PL_curpad = (SV**)ptr_table_fetch(PL_ptr_table,
+ proto_perl->Tcurpad);
+
+#ifdef HAVE_INTERP_INTERN
+ sys_intern_dup(&proto_perl->Isys_intern, &PL_sys_intern);
+#endif
+
+ /* more statics moved here */
+ PL_generation = proto_perl->Igeneration;
+ PL_DBcv = cv_dup(proto_perl->IDBcv);
+
+ PL_in_clean_objs = proto_perl->Iin_clean_objs;
+ PL_in_clean_all = proto_perl->Iin_clean_all;
+
+ PL_uid = proto_perl->Iuid;
+ PL_euid = proto_perl->Ieuid;
+ PL_gid = proto_perl->Igid;
+ PL_egid = proto_perl->Iegid;
+ PL_nomemok = proto_perl->Inomemok;
+ PL_an = proto_perl->Ian;
+ PL_cop_seqmax = proto_perl->Icop_seqmax;
+ PL_op_seqmax = proto_perl->Iop_seqmax;
+ PL_evalseq = proto_perl->Ievalseq;
+ PL_origenviron = proto_perl->Iorigenviron; /* XXX not quite right */
+ PL_origalen = proto_perl->Iorigalen;
+ PL_pidstatus = newHV(); /* XXX flag for cloning? */
+ PL_osname = SAVEPV(proto_perl->Iosname);
+ PL_sh_path = SAVEPV(proto_perl->Ish_path);
+ PL_sighandlerp = proto_perl->Isighandlerp;
+
+
+ PL_runops = proto_perl->Irunops;
+
+ Copy(proto_perl->Itokenbuf, PL_tokenbuf, 256, char);
+
+#ifdef CSH
+ PL_cshlen = proto_perl->Icshlen;
+ PL_cshname = SAVEPVN(proto_perl->Icshname, PL_cshlen);
+#endif
+
+ PL_lex_state = proto_perl->Ilex_state;
+ PL_lex_defer = proto_perl->Ilex_defer;
+ PL_lex_expect = proto_perl->Ilex_expect;
+ PL_lex_formbrack = proto_perl->Ilex_formbrack;
+ PL_lex_dojoin = proto_perl->Ilex_dojoin;
+ PL_lex_starts = proto_perl->Ilex_starts;
+ PL_lex_stuff = sv_dup_inc(proto_perl->Ilex_stuff);
+ PL_lex_repl = sv_dup_inc(proto_perl->Ilex_repl);
+ PL_lex_op = proto_perl->Ilex_op;
+ PL_lex_inpat = proto_perl->Ilex_inpat;
+ PL_lex_inwhat = proto_perl->Ilex_inwhat;
+ PL_lex_brackets = proto_perl->Ilex_brackets;
+ i = (PL_lex_brackets < 120 ? 120 : PL_lex_brackets);
+ PL_lex_brackstack = SAVEPVN(proto_perl->Ilex_brackstack,i);
+ PL_lex_casemods = proto_perl->Ilex_casemods;
+ i = (PL_lex_casemods < 12 ? 12 : PL_lex_casemods);
+ PL_lex_casestack = SAVEPVN(proto_perl->Ilex_casestack,i);
+
+ Copy(proto_perl->Inextval, PL_nextval, 5, YYSTYPE);
+ Copy(proto_perl->Inexttype, PL_nexttype, 5, I32);
+ PL_nexttoke = proto_perl->Inexttoke;
+
+ PL_linestr = sv_dup_inc(proto_perl->Ilinestr);
+ i = proto_perl->Ibufptr - SvPVX(proto_perl->Ilinestr);
+ PL_bufptr = SvPVX(PL_linestr) + (i < 0 ? 0 : i);
+ i = proto_perl->Ioldbufptr - SvPVX(proto_perl->Ilinestr);
+ PL_oldbufptr = SvPVX(PL_linestr) + (i < 0 ? 0 : i);
+ i = proto_perl->Ioldoldbufptr - SvPVX(proto_perl->Ilinestr);
+ PL_oldoldbufptr = SvPVX(PL_linestr) + (i < 0 ? 0 : i);
+ PL_bufend = SvPVX(PL_linestr) + SvCUR(PL_linestr);
+ i = proto_perl->Ilinestart - SvPVX(proto_perl->Ilinestr);
+ PL_linestart = SvPVX(PL_linestr) + (i < 0 ? 0 : i);
+ PL_pending_ident = proto_perl->Ipending_ident;
+ PL_sublex_info = proto_perl->Isublex_info; /* XXX not quite right */
+
+ PL_expect = proto_perl->Iexpect;
+
+ PL_multi_start = proto_perl->Imulti_start;
+ PL_multi_end = proto_perl->Imulti_end;
+ PL_multi_open = proto_perl->Imulti_open;
+ PL_multi_close = proto_perl->Imulti_close;
+
+ PL_error_count = proto_perl->Ierror_count;
+ PL_subline = proto_perl->Isubline;
+ PL_subname = sv_dup_inc(proto_perl->Isubname);
+
+ PL_min_intro_pending = proto_perl->Imin_intro_pending;
+ PL_max_intro_pending = proto_perl->Imax_intro_pending;
+ PL_padix = proto_perl->Ipadix;
+ PL_padix_floor = proto_perl->Ipadix_floor;
+ PL_pad_reset_pending = proto_perl->Ipad_reset_pending;
+
+ i = proto_perl->Ilast_uni - SvPVX(proto_perl->Ilinestr);
+ PL_last_uni = SvPVX(PL_linestr) + (i < 0 ? 0 : i);
+ i = proto_perl->Ilast_lop - SvPVX(proto_perl->Ilinestr);
+ PL_last_lop = SvPVX(PL_linestr) + (i < 0 ? 0 : i);
+ PL_last_lop_op = proto_perl->Ilast_lop_op;
+ PL_in_my = proto_perl->Iin_my;
+ PL_in_my_stash = hv_dup(proto_perl->Iin_my_stash);
+#ifdef FCRYPT
+ PL_cryptseen = proto_perl->Icryptseen;
+#endif
+
+ PL_hints = proto_perl->Ihints;
+
+ PL_amagic_generation = proto_perl->Iamagic_generation;
+
+#ifdef USE_LOCALE_COLLATE
+ PL_collation_ix = proto_perl->Icollation_ix;
+ PL_collation_name = SAVEPV(proto_perl->Icollation_name);
+ PL_collation_standard = proto_perl->Icollation_standard;
+ PL_collxfrm_base = proto_perl->Icollxfrm_base;
+ PL_collxfrm_mult = proto_perl->Icollxfrm_mult;
+#endif /* USE_LOCALE_COLLATE */
+
+#ifdef USE_LOCALE_NUMERIC
+ PL_numeric_name = SAVEPV(proto_perl->Inumeric_name);
+ PL_numeric_standard = proto_perl->Inumeric_standard;
+ PL_numeric_local = proto_perl->Inumeric_local;
+ PL_numeric_radix = proto_perl->Inumeric_radix;
+#endif /* !USE_LOCALE_NUMERIC */
+
+ /* utf8 character classes */
+ PL_utf8_alnum = sv_dup_inc(proto_perl->Iutf8_alnum);
+ PL_utf8_alnumc = sv_dup_inc(proto_perl->Iutf8_alnumc);
+ PL_utf8_ascii = sv_dup_inc(proto_perl->Iutf8_ascii);
+ PL_utf8_alpha = sv_dup_inc(proto_perl->Iutf8_alpha);
+ PL_utf8_space = sv_dup_inc(proto_perl->Iutf8_space);
+ PL_utf8_cntrl = sv_dup_inc(proto_perl->Iutf8_cntrl);
+ PL_utf8_graph = sv_dup_inc(proto_perl->Iutf8_graph);
+ PL_utf8_digit = sv_dup_inc(proto_perl->Iutf8_digit);
+ PL_utf8_upper = sv_dup_inc(proto_perl->Iutf8_upper);
+ PL_utf8_lower = sv_dup_inc(proto_perl->Iutf8_lower);
+ PL_utf8_print = sv_dup_inc(proto_perl->Iutf8_print);
+ PL_utf8_punct = sv_dup_inc(proto_perl->Iutf8_punct);
+ PL_utf8_xdigit = sv_dup_inc(proto_perl->Iutf8_xdigit);
+ PL_utf8_mark = sv_dup_inc(proto_perl->Iutf8_mark);
+ PL_utf8_toupper = sv_dup_inc(proto_perl->Iutf8_toupper);
+ PL_utf8_totitle = sv_dup_inc(proto_perl->Iutf8_totitle);
+ PL_utf8_tolower = sv_dup_inc(proto_perl->Iutf8_tolower);
+
+ /* swatch cache */
+ PL_last_swash_hv = Nullhv; /* reinits on demand */
+ PL_last_swash_klen = 0;
+ PL_last_swash_key[0]= '\0';
+ PL_last_swash_tmps = (U8*)NULL;
+ PL_last_swash_slen = 0;
+
+ /* perly.c globals */
+ PL_yydebug = proto_perl->Iyydebug;
+ PL_yynerrs = proto_perl->Iyynerrs;
+ PL_yyerrflag = proto_perl->Iyyerrflag;
+ PL_yychar = proto_perl->Iyychar;
+ PL_yyval = proto_perl->Iyyval;
+ PL_yylval = proto_perl->Iyylval;
+
+ PL_glob_index = proto_perl->Iglob_index;
+ PL_srand_called = proto_perl->Isrand_called;
+ PL_uudmap['M'] = 0; /* reinits on demand */
+ PL_bitcount = Nullch; /* reinits on demand */
+
+ if (proto_perl->Ipsig_ptr) {
+ int sig_num[] = { SIG_NUM };
+ Newz(0, PL_psig_ptr, sizeof(sig_num)/sizeof(*sig_num), SV*);
+ Newz(0, PL_psig_name, sizeof(sig_num)/sizeof(*sig_num), SV*);
+ for (i = 1; PL_sig_name[i]; i++) {
+ PL_psig_ptr[i] = sv_dup_inc(proto_perl->Ipsig_ptr[i]);
+ PL_psig_name[i] = sv_dup_inc(proto_perl->Ipsig_name[i]);
+ }
+ }
+ else {
+ PL_psig_ptr = (SV**)NULL;
+ PL_psig_name = (SV**)NULL;
+ }
+
+ /* thrdvar.h stuff */
+
+ if (flags & 1) {
+ /* next allocation will be PL_tmps_stack[PL_tmps_ix+1] */
+ 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*);
+ i = 0;
+ while (i <= PL_tmps_ix) {
+ PL_tmps_stack[i] = sv_dup_inc(proto_perl->Ttmps_stack[i]);
+ ++i;
+ }
+
+ /* next PUSHMARK() sets *(PL_markstack_ptr+1) */
+ i = proto_perl->Tmarkstack_max - proto_perl->Tmarkstack;
+ Newz(54, 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
+ - proto_perl->Tmarkstack);
+ Copy(proto_perl->Tmarkstack, PL_markstack,
+ PL_markstack_ptr - PL_markstack + 1, I32);
+
+ /* next push_scope()/ENTER sets PL_scopestack[PL_scopestack_ix]
+ * 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);
+ Copy(proto_perl->Tscopestack, PL_scopestack, PL_scopestack_ix, I32);
+
+ /* next push_return() sets PL_retstack[PL_retstack_ix]
+ * NOTE: unlike the others! */
+ PL_retstack_ix = proto_perl->Tretstack_ix;
+ PL_retstack_max = proto_perl->Tretstack_max;
+ Newz(54, PL_retstack, PL_retstack_max, OP*);
+ Copy(proto_perl->Tretstack, PL_retstack, PL_retstack_ix, I32);
+
+ /* NOTE: si_dup() looks at PL_markstack */
+ PL_curstackinfo = si_dup(proto_perl->Tcurstackinfo);
+
+ /* PL_curstack = PL_curstackinfo->si_stack; */
+ PL_curstack = av_dup(proto_perl->Tcurstack);
+ PL_mainstack = av_dup(proto_perl->Tmainstack);
+
+ /* next PUSHs() etc. set *(PL_stack_sp+1) */
+ PL_stack_base = AvARRAY(PL_curstack);
+ PL_stack_sp = PL_stack_base + (proto_perl->Tstack_sp
+ - proto_perl->Tstack_base);
+ PL_stack_max = PL_stack_base + AvMAX(PL_curstack);
+
+ /* next SSPUSHFOO() sets PL_savestack[PL_savestack_ix]
+ * 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);*/
+ PL_savestack = ss_dup(proto_perl);
+ }
+ else {
+ init_stacks();
+ ENTER; /* perl_destruct() wants to LEAVE; */
+ }
+
+ PL_start_env = proto_perl->Tstart_env; /* XXXXXX */
+ PL_top_env = &PL_start_env;
+
+ PL_op = proto_perl->Top;
+
+ PL_Sv = Nullsv;
+ PL_Xpv = (XPV*)NULL;
+ PL_na = proto_perl->Tna;
+
+ PL_statbuf = proto_perl->Tstatbuf;
+ PL_statcache = proto_perl->Tstatcache;
+ PL_statgv = gv_dup(proto_perl->Tstatgv);
+ PL_statname = sv_dup_inc(proto_perl->Tstatname);
+#ifdef HAS_TIMES
+ PL_timesbuf = proto_perl->Ttimesbuf;
+#endif
+
+ PL_tainted = proto_perl->Ttainted;
+ PL_curpm = proto_perl->Tcurpm; /* XXX No PMOP ref count */
+ PL_nrs = sv_dup_inc(proto_perl->Tnrs);
+ PL_rs = sv_dup_inc(proto_perl->Trs);
+ PL_last_in_gv = gv_dup(proto_perl->Tlast_in_gv);
+ PL_ofslen = proto_perl->Tofslen;
+ PL_ofs = SAVEPVN(proto_perl->Tofs, PL_ofslen);
+ PL_defoutgv = gv_dup_inc(proto_perl->Tdefoutgv);
+ PL_chopset = proto_perl->Tchopset; /* XXX never deallocated */
+ PL_toptarget = sv_dup_inc(proto_perl->Ttoptarget);
+ PL_bodytarget = sv_dup_inc(proto_perl->Tbodytarget);
+ PL_formtarget = sv_dup(proto_perl->Tformtarget);
+
+ PL_restartop = proto_perl->Trestartop;
+ PL_in_eval = proto_perl->Tin_eval;
+ PL_delaymagic = proto_perl->Tdelaymagic;
+ PL_dirty = proto_perl->Tdirty;
+ PL_localizing = proto_perl->Tlocalizing;
+
+#ifdef PERL_FLEXIBLE_EXCEPTIONS
+ PL_protect = proto_perl->Tprotect;
+#endif
+ PL_errors = sv_dup_inc(proto_perl->Terrors);
+ PL_av_fetch_sv = Nullsv;
+ PL_hv_fetch_sv = Nullsv;
+ Zero(&PL_hv_fetch_ent_mh, 1, HE); /* XXX */
+ PL_modcount = proto_perl->Tmodcount;
+ PL_lastgotoprobe = Nullop;
+ PL_dumpindent = proto_perl->Tdumpindent;
+
+ PL_sortcop = (OP*)any_dup(proto_perl->Tsortcop, proto_perl);
+ PL_sortstash = hv_dup(proto_perl->Tsortstash);
+ PL_firstgv = gv_dup(proto_perl->Tfirstgv);
+ PL_secondgv = gv_dup(proto_perl->Tsecondgv);
+ PL_sortcxix = proto_perl->Tsortcxix;
+ PL_efloatbuf = Nullch; /* reinits on demand */
+ PL_efloatsize = 0; /* reinits on demand */
+
+ /* regex stuff */
+
+ PL_screamfirst = NULL;
+ PL_screamnext = NULL;
+ PL_maxscream = -1; /* reinits on demand */
+ PL_lastscream = Nullsv;
+
+ PL_watchaddr = NULL;
+ PL_watchok = Nullch;
+
+ PL_regdummy = proto_perl->Tregdummy;
+ PL_regcomp_parse = Nullch;
+ PL_regxend = Nullch;
+ PL_regcode = (regnode*)NULL;
+ PL_regnaughty = 0;
+ PL_regsawback = 0;
+ PL_regprecomp = Nullch;
+ PL_regnpar = 0;
+ PL_regsize = 0;
+ PL_regflags = 0;
+ PL_regseen = 0;
+ PL_seen_zerolen = 0;
+ PL_seen_evals = 0;
+ PL_regcomp_rx = (regexp*)NULL;
+ PL_extralen = 0;
+ PL_colorset = 0; /* reinits PL_colors[] */
+ /*PL_colors[6] = {0,0,0,0,0,0};*/
+ PL_reg_whilem_seen = 0;
+ PL_reginput = Nullch;
+ PL_regbol = Nullch;
+ PL_regeol = Nullch;
+ PL_regstartp = (I32*)NULL;
+ PL_regendp = (I32*)NULL;
+ PL_reglastparen = (U32*)NULL;
+ PL_regtill = Nullch;
+ PL_regprev = '\n';
+ PL_reg_start_tmp = (char**)NULL;
+ PL_reg_start_tmpl = 0;
+ PL_regdata = (struct reg_data*)NULL;
+ PL_bostr = Nullch;
+ PL_reg_flags = 0;
+ PL_reg_eval_set = 0;
+ PL_regnarrate = 0;
+ PL_regprogram = (regnode*)NULL;
+ PL_regindent = 0;
+ PL_regcc = (CURCUR*)NULL;
+ PL_reg_call_cc = (struct re_cc_state*)NULL;
+ PL_reg_re = (regexp*)NULL;
+ PL_reg_ganch = Nullch;
+ PL_reg_sv = Nullsv;
+ PL_reg_magic = (MAGIC*)NULL;
+ PL_reg_oldpos = 0;
+ PL_reg_oldcurpm = (PMOP*)NULL;
+ PL_reg_curpm = (PMOP*)NULL;
+ PL_reg_oldsaved = Nullch;
+ PL_reg_oldsavedlen = 0;
+ PL_reg_maxiter = 0;
+ PL_reg_leftiter = 0;
+ PL_reg_poscache = Nullch;
+ PL_reg_poscache_size= 0;
+
+ /* RE engine - function pointers */
+ PL_regcompp = proto_perl->Tregcompp;
+ PL_regexecp = proto_perl->Tregexecp;
+ PL_regint_start = proto_perl->Tregint_start;
+ PL_regint_string = proto_perl->Tregint_string;
+ PL_regfree = proto_perl->Tregfree;
+
+ PL_reginterp_cnt = 0;
+ PL_reg_starttry = 0;
+
+#ifdef PERL_OBJECT
+ return (PerlInterpreter*)pPerl;
+#else
+ return my_perl;
+#endif
+}
+
+#else /* !USE_ITHREADS */
+
+#ifdef PERL_OBJECT
+#include "XSUB.h"
+#endif
+
+#endif /* USE_ITHREADS */
+
+static void
+do_report_used(pTHXo_ SV *sv)
+{
+ if (SvTYPE(sv) != SVTYPEMASK) {
+ PerlIO_printf(Perl_debug_log, "****\n");
+ sv_dump(sv);
+ }
+}
+
+static void
+do_clean_objs(pTHXo_ SV *sv)
+{
+ SV* rv;
+
+ if (SvROK(sv) && SvOBJECT(rv = SvRV(sv))) {
+ DEBUG_D((PerlIO_printf(Perl_debug_log, "Cleaning object ref:\n "), sv_dump(sv));)
+ if (SvWEAKREF(sv)) {
+ sv_del_backref(sv);
+ SvWEAKREF_off(sv);
+ SvRV(sv) = 0;
+ } else {
+ SvROK_off(sv);
+ SvRV(sv) = 0;
+ SvREFCNT_dec(rv);
+ }
+ }
+
+ /* XXX Might want to check arrays, etc. */
+}
+
+#ifndef DISABLE_DESTRUCTOR_KLUDGE
+static void
+do_clean_named_objs(pTHXo_ SV *sv)
+{
+ if (SvTYPE(sv) == SVt_PVGV && GvGP(sv)) {
+ if ( SvOBJECT(GvSV(sv)) ||
+ (GvAV(sv) && SvOBJECT(GvAV(sv))) ||
+ (GvHV(sv) && SvOBJECT(GvHV(sv))) ||
+ (GvIO(sv) && SvOBJECT(GvIO(sv))) ||
+ (GvCV(sv) && SvOBJECT(GvCV(sv))) )
+ {
+ DEBUG_D((PerlIO_printf(Perl_debug_log, "Cleaning named glob object:\n "), sv_dump(sv));)
+ SvREFCNT_dec(sv);
+ }
+ }
+}
+#endif
+
+static void
+do_clean_all(pTHXo_ SV *sv)
+{
+ DEBUG_D((PerlIO_printf(Perl_debug_log, "Cleaning loops: SV at 0x%"UVxf"\n", PTR2UV(sv)) );)
+ SvFLAGS(sv) |= SVf_BREAK;
+ SvREFCNT_dec(sv);
+}
+
projects / p5sagit/p5-mst-13.2.git / blobdiff