/* 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.
#endif
static void do_clean_all(pTHXo_ SV *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) \
- Perl_die(aTHX_ "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
-S_reg_add(pTHX_ 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
-S_reg_remove(pTHX_ SV *sv)
-{
- REG_REMOVE(sv);
- --PL_sv_count;
-}
-
-STATIC void
-S_visit(pTHX_ SVFUNC_t f)
-{
- I32 i;
-
- for (i = 0; i < registry_size; ++i) {
- SV* sv = registry[i];
- if (sv && SvTYPE(sv) != SVTYPEMASK)
- (*f)(sv);
- }
-}
-
-void
-Perl_sv_add_arena(pTHX_ char *ptr, U32 size, U32 flags)
-{
- if (!(flags & SVf_FAKE))
- Safefree(ptr);
-}
-
-#else /* ! PURIFY */
-
/*
* "A time to plant, and a time to uproot what was planted..."
*/
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 */
}
}
-#endif /* PURIFY */
-
void
Perl_sv_report_used(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;
{
register NV* xnv;
register NV* xnvend;
- New(711, xnv, 1008/sizeof(NV), NV);
+ 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;
{
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++;
{
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++;
UNLOCK_SV_MUTEX;
}
-
STATIC void
S_more_xpviv(pTHX)
{
register XPVIV* xpviv;
register XPVIV* xpvivend;
- New(714, PL_xpviv_root, 1008/sizeof(XPVIV), XPVIV);
- xpviv = PL_xpviv_root;
+ New(714, xpviv, 1008/sizeof(XPVIV), XPVIV);
+ xpviv->xpv_pv = (char*)PL_xpviv_arenaroot;
+ PL_xpviv_arenaroot = xpviv;
+
xpvivend = &xpviv[1008 / sizeof(XPVIV) - 1];
+ PL_xpviv_root = ++xpviv;
while (xpviv < xpvivend) {
xpviv->xpv_pv = (char*)(xpviv + 1);
xpviv++;
xpviv->xpv_pv = 0;
}
-
STATIC XPVNV*
S_new_xpvnv(pTHX)
{
UNLOCK_SV_MUTEX;
}
-
STATIC void
S_more_xpvnv(pTHX)
{
register XPVNV* xpvnv;
register XPVNV* xpvnvend;
- New(715, PL_xpvnv_root, 1008/sizeof(XPVNV), XPVNV);
- xpvnv = PL_xpvnv_root;
+ New(715, xpvnv, 1008/sizeof(XPVNV), XPVNV);
+ xpvnv->xpv_pv = (char*)PL_xpvnv_arenaroot;
+ PL_xpvnv_arenaroot = xpvnv;
+
xpvnvend = &xpvnv[1008 / sizeof(XPVNV) - 1];
+ PL_xpvnv_root = ++xpvnv;
while (xpvnv < xpvnvend) {
xpvnv->xpv_pv = (char*)(xpvnv + 1);
xpvnv++;
xpvnv->xpv_pv = 0;
}
-
-
STATIC XPVCV*
S_new_xpvcv(pTHX)
{
UNLOCK_SV_MUTEX;
}
-
STATIC void
S_more_xpvcv(pTHX)
{
register XPVCV* xpvcv;
register XPVCV* xpvcvend;
- New(716, PL_xpvcv_root, 1008/sizeof(XPVCV), XPVCV);
- xpvcv = PL_xpvcv_root;
+ 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)
{
UNLOCK_SV_MUTEX;
}
-
STATIC void
S_more_xpvav(pTHX)
{
register XPVAV* xpvav;
register XPVAV* xpvavend;
- New(717, PL_xpvav_root, 1008/sizeof(XPVAV), XPVAV);
- xpvav = PL_xpvav_root;
+ 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)
{
UNLOCK_SV_MUTEX;
}
-
STATIC void
S_more_xpvhv(pTHX)
{
register XPVHV* xpvhv;
register XPVHV* xpvhvend;
- New(718, PL_xpvhv_root, 1008/sizeof(XPVHV), XPVHV);
- xpvhv = PL_xpvhv_root;
+ 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)
{
UNLOCK_SV_MUTEX;
}
-
STATIC void
S_more_xpvmg(pTHX)
{
register XPVMG* xpvmg;
register XPVMG* xpvmgend;
- New(719, PL_xpvmg_root, 1008/sizeof(XPVMG), XPVMG);
- xpvmg = PL_xpvmg_root;
+ 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)
{
UNLOCK_SV_MUTEX;
}
-
STATIC void
S_more_xpvlv(pTHX)
{
register XPVLV* xpvlv;
register XPVLV* xpvlvend;
- New(720, PL_xpvlv_root, 1008/sizeof(XPVLV), XPVLV);
- xpvlv = PL_xpvlv_root;
+ 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)
{
UNLOCK_SV_MUTEX;
}
-
STATIC void
S_more_xpvbm(pTHX)
{
register XPVBM* xpvbm;
register XPVBM* xpvbmend;
- New(721, PL_xpvbm_root, 1008/sizeof(XPVBM), XPVBM);
- xpvbm = PL_xpvbm_root;
+ 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 PURIFY
-#define new_XIV() (void*)safemalloc(sizeof(XPVIV))
-#define del_XIV(p) Safefree((char*)p)
+#ifdef LEAKTEST
+# define my_safemalloc(s) (void*)safexmalloc(717,s)
+# define my_safefree(p) safexfree((char*)p)
#else
-#define new_XIV() (void*)new_xiv()
-#define del_XIV(p) del_xiv((XPVIV*) p)
+# define my_safemalloc(s) (void*)safemalloc(s)
+# define my_safefree(p) safefree((char*)p)
#endif
#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
-#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
+#define new_XIV() my_safemalloc(sizeof(XPVIV))
+#define del_XIV(p) my_safefree(p)
-#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
+#define new_XNV() my_safemalloc(sizeof(XPVNV))
+#define del_XNV(p) my_safefree(p)
-#ifdef PURIFY
-# define my_safemalloc(s) safemalloc(s)
-# define my_safefree(s) safefree(s)
-#else
-STATIC void*
-S_my_safemalloc(MEM_SIZE size)
-{
- char *p;
- New(717, p, size, char);
- return (void*)p;
-}
-# define my_safefree(s) Safefree(s)
-#endif
+#define new_XRV() my_safemalloc(sizeof(XRV))
+#define del_XRV(p) my_safefree(p)
-#ifdef PURIFY
-#define new_XPVIV() (void*)safemalloc(sizeof(XPVIV))
-#define del_XPVIV(p) Safefree((char*)p)
-#else
-#define new_XPVIV() (void*)new_xpviv()
-#define del_XPVIV(p) del_xpviv((XPVIV *)p)
-#endif
-
-#ifdef PURIFY
-#define new_XPVNV() (void*)safemalloc(sizeof(XPVNV))
-#define del_XPVNV(p) Safefree((char*)p)
-#else
-#define new_XPVNV() (void*)new_xpvnv()
-#define del_XPVNV(p) del_xpvnv((XPVNV *)p)
-#endif
+#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)
-#ifdef PURIFY
-#define new_XPVCV() (void*)safemalloc(sizeof(XPVCV))
-#define del_XPVCV(p) Safefree((char*)p)
-#else
-#define new_XPVCV() (void*)new_xpvcv()
-#define del_XPVCV(p) del_xpvcv((XPVCV *)p)
-#endif
+#define new_XPVNV() my_safemalloc(sizeof(XPVNV))
+#define del_XPVNV(p) my_safefree(p)
-#ifdef PURIFY
-#define new_XPVAV() (void*)safemalloc(sizeof(XPVAV))
-#define del_XPVAV(p) Safefree((char*)p)
-#else
-#define new_XPVAV() (void*)new_xpvav()
-#define del_XPVAV(p) del_xpvav((XPVAV *)p)
-#endif
+#define new_XPVCV() my_safemalloc(sizeof(XPVCV))
+#define del_XPVCV(p) my_safefree(p)
-#ifdef PURIFY
-#define new_XPVHV() (void*)safemalloc(sizeof(XPVHV))
-#define del_XPVHV(p) Safefree((char*)p)
-#else
-#define new_XPVHV() (void*)new_xpvhv()
-#define del_XPVHV(p) del_xpvhv((XPVHV *)p)
-#endif
-
-#ifdef PURIFY
-#define new_XPVMG() (void*)safemalloc(sizeof(XPVMG))
-#define del_XPVMG(p) Safefree((char*)p)
-#else
-#define new_XPVMG() (void*)new_xpvmg()
-#define del_XPVMG(p) del_xpvmg((XPVMG *)p)
-#endif
-
-#ifdef PURIFY
-#define new_XPVLV() (void*)safemalloc(sizeof(XPVLV))
-#define del_XPVLV(p) Safefree((char*)p)
-#else
-#define new_XPVLV() (void*)new_xpvlv()
-#define del_XPVLV(p) del_xpvlv((XPVLV *)p)
-#endif
-
-#define new_XPVGV() (void*)my_safemalloc(sizeof(XPVGV))
-#define del_XPVGV(p) my_safefree((char*)p)
-
-#ifdef PURIFY
-#define new_XPVBM() (void*)safemalloc(sizeof(XPVBM))
-#define del_XPVBM(p) Safefree((char*)p)
-#else
-#define new_XPVBM() (void*)new_xpvbm()
-#define del_XPVBM(p) del_xpvbm((XPVBM *)p)
-#endif
-
-#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)
+#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)
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 *
Perl_sv_grow(pTHX_ register SV *sv, register STRLEN newlen)
{
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
Perl_sv_setiv(pTHX_ register SV *sv, IV i)
{
SvTAINT(sv);
}
+/*
+=for apidoc sv_setiv_mg
+
+Like C<sv_setiv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
Perl_sv_setiv_mg(pTHX_ register SV *sv, IV 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
Perl_sv_setuv(pTHX_ register SV *sv, UV u)
{
SvUVX(sv) = u;
}
+/*
+=for apidoc sv_setuv_mg
+
+Like C<sv_setuv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
Perl_sv_setuv_mg(pTHX_ register SV *sv, UV 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
Perl_sv_setnv(pTHX_ register SV *sv, NV num)
{
SvTAINT(sv);
}
+/*
+=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)
{
#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... */
SvUVX(sv) = U_V(SvNVX(sv));
SvIsUV_on(sv);
ret_iv_max:
- DEBUG_c(PerlIO_printf(Perl_debug_log,
+ DEBUG_c(PerlIO_printf(Perl_debug_log,
"0x%"UVxf" 2iv(%"UVuf" => %"IVdf") (as unsigned)\n",
PTR2UV(sv),
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.
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));
- }
- 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 {
SvIVX(sv) = I_V(SvNVX(sv));
ret_zero:
- DEBUG_c(PerlIO_printf(Perl_debug_log,
+ DEBUG_c(PerlIO_printf(Perl_debug_log,
"0x%"UVxf" 2uv(%"IVdf" => %"IVdf") (as signed)\n",
PTR2UV(sv),
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 (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);
}
return Atof(SvPVX(sv));
}
if (SvIOKp(sv)) {
- if (SvIsUV(sv))
+ if (SvIsUV(sv))
return (NV)SvUVX(sv);
else
return (NV)SvIVX(sv);
sv_upgrade(sv, SVt_NV);
#if defined(USE_LONG_DOUBLE)
DEBUG_c({
- RESTORE_NUMERIC_STANDARD();
+ STORE_NUMERIC_LOCAL_SET_STANDARD();
PerlIO_printf(Perl_debug_log,
"0x%"UVxf" num(%" PERL_PRIgldbl ")\n",
PTR2UV(sv), SvNVX(sv));
});
#else
DEBUG_c({
- RESTORE_NUMERIC_STANDARD();
+ STORE_NUMERIC_LOCAL_SET_STANDARD();
PerlIO_printf(Perl_debug_log, "0x%"UVxf" num(%g)\n",
PTR2UV(sv), SvNVX(sv));
RESTORE_NUMERIC_LOCAL();
SvNOK_on(sv);
#if defined(USE_LONG_DOUBLE)
DEBUG_c({
- RESTORE_NUMERIC_STANDARD();
+ 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({
- RESTORE_NUMERIC_STANDARD();
+ STORE_NUMERIC_LOCAL_SET_STANDARD();
PerlIO_printf(Perl_debug_log, "0x%"UVxf" 1nv(%g)\n",
PTR2UV(sv), SvNVX(sv));
RESTORE_NUMERIC_LOCAL();
* 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
Perl_looks_like_number(pTHX_ SV *sv)
{
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))
* (int)atof().
*/
- /* next must be digit or the radix separator */
+ /* next must be digit or the radix separator or beginning of infinity */
if (isDIGIT(*s)) {
do {
s++;
numtype |= IS_NUMBER_TO_INT_BY_ATOL;
if (*s == '.'
-#ifdef USE_LOCALE_NUMERIC
+#ifdef USE_LOCALE_NUMERIC
|| IS_NUMERIC_RADIX(*s)
#endif
) {
}
}
else if (*s == '.'
-#ifdef USE_LOCALE_NUMERIC
+#ifdef USE_LOCALE_NUMERIC
|| IS_NUMERIC_RADIX(*s)
#endif
) {
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++;
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;
return SvPVX(sv);
}
if (SvIOKp(sv)) {
- if (SvIsUV(sv))
+ if (SvIsUV(sv))
(void)sprintf(tmpbuf,"%"UVuf, (UV)SvUVX(sv));
else
(void)sprintf(tmpbuf,"%"IVdf, (IV)SvIVX(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;
}
if (SvNOKp(sv)) { /* See note in sv_2uv() */
/* XXXX 64-bit? IV may have better precision... */
- /* I tried changing this for to be 64-bit-aware and
+ /* 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
char *
Perl_sv_2pvbyte_nolen(pTHX_ register SV *sv)
{
- return sv_2pv_nolen(sv);
+ STRLEN n_a;
+ return sv_2pvbyte(sv, &n_a);
}
char *
char *
Perl_sv_2pvutf8_nolen(pTHX_ register SV *sv)
{
- return sv_2pv_nolen(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
Perl_sv_2bool(pTHX_ register SV *sv)
else
return 0;
}
- else {
- if (SvIOKp(sv))
- return SvIVX(sv) != 0;
- else {
- if (SvNOKp(sv))
- return SvNVX(sv) != 0.0;
- else
- return FALSE;
- }
+ else {
+ if (SvIOKp(sv))
+ return SvIVX(sv) != 0;
+ else {
+ if (SvNOKp(sv))
+ return SvNVX(sv) != 0.0;
+ else
+ return FALSE;
+ }
+ }
+}
+
+/*
+=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)
+{
+ int hicount;
+ char *c;
+
+ if (!sv || !SvPOK(sv) || SvUTF8(sv))
+ return;
+
+ /* This function could be much more efficient if we had a FLAG
+ * to signal if there are any hibit chars in the string
+ */
+ hicount = 0;
+ for (c = SvPVX(sv); c < SvEND(sv); c++) {
+ if (*c & 0x80)
+ hicount++;
+ }
+
+ if (hicount) {
+ char *src, *dst;
+ SvGROW(sv, SvCUR(sv) + hicount + 1);
+
+ src = SvEND(sv) - 1;
+ SvCUR_set(sv, SvCUR(sv) + hicount);
+ dst = SvEND(sv) - 1;
+
+ while (src < dst) {
+ if (*src & 0x80) {
+ dst--;
+ uv_to_utf8((U8*)dst, (U8)*src--);
+ dst--;
+ }
+ else {
+ *dst-- = *src--;
+ }
+ }
+
+ SvUTF8_on(sv);
+ }
+}
+
+/*
+=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);
+ char *first_hi = 0;
+ /* need to figure out if this is possible at all first */
+ while (c < SvEND(sv)) {
+ if (*c & 0x80) {
+ I32 len;
+ UV uv = utf8_to_uv((U8*)c, &len);
+ if (uv >= 256) {
+ if (fail_ok)
+ return FALSE;
+ else {
+ /* XXX might want to make a callback here instead */
+ Perl_croak(aTHX_ "Big byte");
+ }
+ }
+ if (!first_hi)
+ first_hi = c;
+ c += len;
+ }
+ else {
+ c++;
+ }
+ }
+
+ if (first_hi) {
+ char *src = first_hi;
+ char *dst = first_hi;
+ while (src < SvEND(sv)) {
+ if (*src & 0x80) {
+ I32 len;
+ U8 u = (U8)utf8_to_uv((U8*)src, &len);
+ *dst++ = u;
+ src += len;
+ }
+ else {
+ *dst++ = *src++;
+ }
+ }
+ SvCUR_set(sv, dst - SvPVX(sv));
+ }
+ 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);
+ while (c < SvEND(sv)) {
+ if (*c & 0x80) {
+ I32 len;
+ (void)utf8_to_uv((U8*)c, &len);
+ if (len == 1) {
+ /* bad utf8 */
+ return FALSE;
+ }
+ c += len;
+ has_utf = TRUE;
+ }
+ else {
+ c++;
+ }
+ }
+
+ if (has_utf)
+ SvUTF8_on(sv);
}
+ 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
Perl_sv_setsv(pTHX_ SV *dstr, register SV *sstr)
{
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;
else
dref = (SV*)GvAV(dstr);
GvAV(dstr) = (AV*)sref;
- if (GvIMPORTED_AV_off(dstr)
+ if (!GvIMPORTED_AV(dstr)
&& CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
{
GvIMPORTED_AV_on(dstr);
else
dref = (SV*)GvHV(dstr);
GvHV(dstr) = (HV*)sref;
- if (GvIMPORTED_HV_off(dstr)
+ if (!GvIMPORTED_HV(dstr)
&& CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
{
GvIMPORTED_HV_on(dstr);
(CvROOT(cv) || CvXSUB(cv)))
{
SV *const_sv = cv_const_sv(cv);
- bool const_changed = TRUE;
+ bool const_changed = TRUE;
if(const_sv)
- const_changed = sv_cmp(const_sv,
- op_const_sv(CvSTART((CV*)sref),
- Nullcv));
+ const_changed = sv_cmp(const_sv,
+ op_const_sv(CvSTART((CV*)sref),
+ (CV*)sref));
/* ahem, death to those who redefine
* active sort subs */
if (PL_curstackinfo->si_type == PERLSI_SORT &&
PL_sortcop == CvSTART(cv))
- Perl_croak(aTHX_
+ 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")))
- Perl_warner(aTHX_ WARN_REDEFINE, const_sv ?
+ if ((const_changed && const_sv) || ckWARN(WARN_REDEFINE))
+ Perl_warner(aTHX_ WARN_REDEFINE, const_sv ?
"Constant subroutine %s redefined"
- : "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 (GvIMPORTED_CV_off(dstr)
+ if (!GvIMPORTED_CV(dstr)
&& CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
{
GvIMPORTED_CV_on(dstr);
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 (GvIMPORTED_SV_off(dstr)
+ if (!GvIMPORTED_SV(dstr)
&& CopSTASH_ne(PL_curcop, GvSTASH(dstr)))
{
GvIMPORTED_SV_on(dstr);
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 (SvUTF8(sstr))
+ if ((sflags & SVf_UTF8) && !IN_BYTE)
SvUTF8_on(dstr);
/*SUPPRESS 560*/
if (sflags & SVp_NOK) {
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))
- Perl_warner(aTHX_ 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
Perl_sv_setsv_mg(pTHX_ SV *dstr, register SV *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
Perl_sv_setpvn(pTHX_ register SV *sv, register const char *ptr, register STRLEN len)
{
SvTAINT(sv);
}
+/*
+=for apidoc sv_setpvn_mg
+
+Like C<sv_setpvn>, but also handles 'set' magic.
+
+=cut
+*/
+
void
Perl_sv_setpvn_mg(pTHX_ register SV *sv, register const char *ptr, register STRLEN 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
Perl_sv_setpv(pTHX_ register SV *sv, register const char *ptr)
{
SvTAINT(sv);
}
+/*
+=for apidoc sv_setpv_mg
+
+Like C<sv_setpv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
Perl_sv_setpv_mg(pTHX_ register SV *sv, register const char *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
Perl_sv_usepvn(pTHX_ register SV *sv, register char *ptr, register STRLEN len)
{
SvTAINT(sv);
}
+/*
+=for apidoc sv_usepvn_mg
+
+Like C<sv_usepvn>, but also handles 'set' magic.
+
+=cut
+*/
+
void
Perl_sv_usepvn_mg(pTHX_ register SV *sv, register char *ptr, register STRLEN len)
{
{
if (SvREADONLY(sv)) {
dTHR;
- if (PL_curcop != &PL_compiling)
+ 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))
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
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
Perl_sv_catpvn(pTHX_ register SV *sv, register const char *ptr, register STRLEN len)
{
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
Perl_sv_catpvn_mg(pTHX_ register SV *sv, register const char *ptr, register STRLEN len)
{
SvSETMAGIC(sv);
}
+/*
+=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)
{
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
Perl_sv_catsv_mg(pTHX_ SV *dstr, register SV *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
Perl_sv_catpv(pTHX_ register SV *sv, register const char *ptr)
{
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
Perl_sv_catpv_mg(pTHX_ register SV *sv, register const char *ptr)
{
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
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))
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;
SvFLAGS(sv) &= ~(SVf_IOK|SVf_NOK|SVf_POK);
}
+/*
+=for apidoc sv_unmagic
+
+Removes magic from an SV.
+
+=cut
+*/
+
int
Perl_sv_unmagic(pTHX_ SV *sv, int type)
{
return 0;
}
+/*
+=for apidoc sv_rvweaken
+
+Weaken a reference.
+
+=cut
+*/
+
SV *
Perl_sv_rvweaken(pTHX_ SV *sv)
{
tsv = SvRV(sv);
sv_add_backref(tsv, sv);
SvWEAKREF_on(sv);
- SvREFCNT_dec(tsv);
+ SvREFCNT_dec(tsv);
return sv;
}
av_push(av,sv);
}
-STATIC void
+STATIC void
S_sv_del_backref(pTHX_ SV *sv)
{
AV *av;
}
}
+/*
+=for apidoc sv_insert
+
+Inserts a string at the specified offset/length within the SV. Similar to
+the Perl substr() function.
+
+=cut
+*/
+
void
Perl_sv_insert(pTHX_ SV *bigstr, STRLEN offset, STRLEN len, char *little, STRLEN littlelen)
{
register char *bigend;
register I32 i;
STRLEN curlen;
-
+
if (!bigstr)
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, 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
Perl_sv_replace(pTHX_ register SV *sv, register SV *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
Perl_sv_clear(pTHX_ register SV *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:
return sv;
}
+/*
+=for apidoc sv_free
+
+Free the memory used by an SV.
+
+=cut
+*/
+
void
Perl_sv_free(pTHX_ SV *sv)
{
del_SV(sv);
}
+/*
+=for apidoc sv_len
+
+Returns the length of the string in the SV. See also C<SvCUR>.
+
+=cut
+*/
+
STRLEN
Perl_sv_len(pTHX_ register SV *sv)
{
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
Perl_sv_len_utf8(pTHX_ register SV *sv)
{
}
if (s != send) {
dTHR;
- if (ckWARN_d(WARN_UTF8))
+ if (ckWARN_d(WARN_UTF8))
Perl_warner(aTHX_ WARN_UTF8, "Malformed UTF-8 character");
--len;
}
return;
}
+/*
+=for apidoc sv_eq
+
+Returns a boolean indicating whether the strings in the two SVs are
+identical.
+
+=cut
+*/
+
I32
-Perl_sv_eq(pTHX_ 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 && 0) {
+ if (SvUTF8(sv1)) {
+ pv2 = (char*)bytes_to_utf8((U8*)pv2, &cur2);
+ pv2tmp = TRUE;
+ }
+ else {
+ pv1 = (char*)bytes_to_utf8((U8*)pv1, &cur1);
+ pv1tmp = TRUE;
+ }
+ }
+
+ if (cur1 == cur2)
+ eq = memEQ(pv1, pv2, cur1);
+
+ if (pv1tmp)
+ Safefree(pv1);
+ if (pv2tmp)
+ Safefree(pv2);
- return memEQ(pv1, pv2, cur1);
+ 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
-Perl_sv_cmp(pTHX_ 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)
- return retval < 0 ? -1 : 1;
+ if (retval) {
+ cmp = retval < 0 ? -1 : 1;
+ } else if (cur1 == cur2) {
+ cmp = 0;
+ } else {
+ cmp = cur1 < cur2 ? -1 : 1;
+ }
+ }
- if (cur1 == cur2)
- return 0;
- else
- return cur1 < cur2 ? -1 : 1;
+ if (pv1tmp)
+ Safefree(pv1);
+ if (pv2tmp)
+ Safefree(pv2);
+
+ 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
Perl_sv_cmp_locale(pTHX_ register SV *sv1, register SV *sv2)
{
#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 *
Perl_sv_gets(pTHX_ register SV *sv, register PerlIO *fp, I32 append)
{
/* 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.
*/
"Screamer: entering, ptr=%"UVuf", cnt=%ld\n",PTR2UV(ptr),(long)cnt));
DEBUG_P(PerlIO_printf(Perl_debug_log,
"Screamer: entering: FILE * thinks ptr=%"UVuf", cnt=%ld, base=%"UVuf"\n",
- PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
+ PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
PTR2UV(PerlIO_has_base(fp) ? PerlIO_get_base(fp) : 0)));
for (;;) {
screamer:
}
}
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;
}
PerlIO_set_ptrcnt(fp, ptr, cnt); /* deregisterize cnt and ptr */
DEBUG_P(PerlIO_printf(Perl_debug_log,
"Screamer: pre: FILE * thinks ptr=%"UVuf", cnt=%ld, base=%"UVuf"\n",
- PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
+ 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
+ /* 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=%"UVuf", cnt=%ld, base=%"UVuf"\n",
- PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
+ 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 */
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=%"UVuf", cnt=%ld, base=%"UVuf"\n",
- PTR2UV(PerlIO_get_ptr(fp)), (long)PerlIO_get_cnt(fp),
+ 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 */
}
}
- 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') {
}
+/*
+=for apidoc sv_inc
+
+Auto-increment of the value in the SV.
+
+=cut
+*/
+
void
Perl_sv_inc(pTHX_ register SV *sv)
{
else {
(void)SvIOK_only(sv);
++SvIVX(sv);
- }
+ }
}
return;
}
/* 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
Perl_sv_dec(pTHX_ register SV *sv)
{
else {
(void)SvIOK_only_UV(sv);
--SvUVX(sv);
- }
+ }
} else {
if (SvIVX(sv) == IV_MIN)
sv_setnv(sv, (NV)IV_MIN - 1.0);
else {
(void)SvIOK_only(sv);
--SvIVX(sv);
- }
+ }
}
return;
}
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
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 *
Perl_sv_newmortal(pTHX)
{
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 *
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 *
Perl_newSVpv(pTHX_ const char *s, STRLEN len)
{
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 *
Perl_newSVpvn(pTHX_ const char *s, STRLEN len)
{
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 *
Perl_newSVpvf_nocontext(const char* pat, ...)
}
#endif
+/*
+=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, ...)
{
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 *
Perl_newSVnv(pTHX_ NV n)
{
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 *
Perl_newSViv(pTHX_ IV i)
{
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 *
Perl_newRV_noinc(pTHX_ SV *tmpRef)
{
return sv;
}
+/* newRV_inc is #defined to newRV in sv.h */
SV *
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 *
}
}
+/*
+=for apidoc sv_true
+
+Returns true if the SV has a true value by Perl's rules.
+
+=cut
+*/
+
I32
Perl_sv_true(pTHX_ register SV *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
return sv_2pv(sv, lp);
}
+/*
+=for apidoc sv_pvn_force
+
+Get a sensible string out of the SV somehow.
+
+=cut
+*/
+
char *
Perl_sv_pvn_force(pTHX_ SV *sv, STRLEN *lp)
{
if (SvTHINKFIRST(sv) && !SvROK(sv))
sv_force_normal(sv);
-
+
if (SvPOK(sv)) {
*lp = SvCUR(sv);
}
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 */
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)
{
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
Perl_sv_isobject(pTHX_ SV *sv)
{
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
Perl_sv_isa(pTHX_ SV *sv, const char *name)
{
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*
Perl_newSVrv(pTHX_ SV *rv, const char *classname)
{
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*
Perl_sv_setref_pv(pTHX_ SV *rv, const char *classname, void *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*
Perl_sv_setref_iv(pTHX_ SV *rv, const char *classname, IV 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*
Perl_sv_setref_nv(pTHX_ SV *rv, const char *classname, NV 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*
Perl_sv_setref_pvn(pTHX_ SV *rv, const char *classname, char *pv, STRLEN 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*
Perl_sv_bless(pTHX_ SV *sv, HV *stash)
{
STATIC void
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
Perl_sv_unref(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
Perl_sv_setpviv(pTHX_ SV *sv, IV iv)
{
}
+/*
+=for apidoc sv_setpviv_mg
+
+Like C<sv_setpviv>, but also handles 'set' magic.
+
+=cut
+*/
+
void
Perl_sv_setpviv_mg(pTHX_ SV *sv, IV iv)
{
}
#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
Perl_sv_setpvf(pTHX_ SV *sv, const char* pat, ...)
{
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
Perl_sv_setpvf_mg(pTHX_ SV *sv, const char* pat, ...)
{
}
#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
Perl_sv_catpvf(pTHX_ SV *sv, const char* pat, ...)
{
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, ...)
{
SvSETMAGIC(sv);
}
+/*
+=for apidoc sv_vsetpvfn
+
+Works like C<vcatpvfn> but copies the text into the SV instead of
+appending it.
+
+=cut
+*/
+
void
Perl_sv_vsetpvfn(pTHX_ SV *sv, const char *pat, STRLEN patlen, va_list *args, SV **svargs, I32 svmax, bool *maybe_tainted)
{
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
Perl_sv_vcatpvfn(pTHX_ SV *sv, const char *pat, STRLEN patlen, va_list *args, SV **svargs, I32 svmax, bool *maybe_tainted)
{
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;
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;
STRLEN have;
STRLEN need;
STRLEN gap;
+ char *dotstr = ".";
+ STRLEN dotstrlen = 1;
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;
}
has_precis = TRUE;
}
+ if (vectorize) {
+ if (args) {
+ vecsv = va_arg(*args, SV*);
+ vecstr = (U8*)SvPVx(vecsv,veclen);
+ utf = DO_UTF8(vecsv);
+ }
+ else if (svix < svmax) {
+ vecsv = svargs[svix++];
+ vecstr = (U8*)SvPVx(vecsv,veclen);
+ utf = DO_UTF8(vecsv);
+ }
+ else {
+ vecstr = (U8*)"";
+ veclen = 0;
+ }
+ }
+
/* SIZE */
switch (*q) {
-#ifdef HAS_QUAD
+#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':
-#ifdef HAS_QUAD
- if (*(q + 1) == 'l') { /* lld */
+#if defined(HAS_QUAD) || (defined(HAS_LONG_DOUBLE) && defined(USE_LONG_DOUBLE))
+ if (*(q + 1) == 'l') { /* lld, llf */
intsize = 'q';
q += 2;
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 = (svix < svmax) ? SvIVx(svargs[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':
}
}
else if (svix < svmax) {
- eptr = SvPVx(svargs[svix++], elen);
- if (IN_UTF8) {
+ argsv = svargs[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 = PTR2UV(va_arg(*args, void*));
else
/* FALL THROUGH */
case 'd':
case 'i':
- if (args) {
+ if (vectorize) {
+ I32 ulen;
+ if (!veclen) {
+ vectorize = FALSE;
+ break;
+ }
+ if (utf)
+ iv = (IV)utf8_to_uv(vecstr, &ulen);
+ 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;
iv = (svix < svmax) ? SvIVx(svargs[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
base = 16;
uns_integer:
- if (args) {
+ if (vectorize) {
+ I32 ulen;
+ vector:
+ if (!veclen) {
+ vectorize = FALSE;
+ break;
+ }
+ if (utf)
+ uv = utf8_to_uv(vecstr, &ulen);
+ 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;
uv = (svix < svmax) ? SvUVx(svargs[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
break;
default: /* it had better be ten or less */
#if defined(PERL_Y2KWARN)
- if (ckWARN(WARN_MISC)) {
+ 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_MISC,
+ Perl_warner(aTHX_ WARN_Y2K,
"Possible Y2K bug: %%%c %s",
c, "format string following '19'");
}
/* This is evil, but floating point is even more evil */
+ vectorize = FALSE;
if (args)
nv = va_arg(*args, NV);
else
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)
Perl_die(aTHX_ "panic: frexp");
if (i > 0)
eptr = ebuf + sizeof ebuf;
*--eptr = '\0';
*--eptr = c;
-#ifdef USE_LONG_DOUBLE
+#if defined(USE_LONG_DOUBLE) && defined(PERL_PRIfldbl)
{
- char* p = PERL_PRIfldbl + sizeof(PERL_PRIfldbl) - 3;
- while (p >= PERL_PRIfldbl) { *--eptr = *p--; }
+ /* 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) {
*--eptr = '%';
{
- RESTORE_NUMERIC_STANDARD();
+ 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_LOCAL();
+ RESTORE_NUMERIC_STANDARD();
}
eptr = PL_efloatbuf;
/* SPECIAL */
case 'n':
+ vectorize = FALSE;
i = SvCUR(sv) - origlen;
if (args) {
switch (intsize) {
}
}
else if (svix < svmax)
- sv_setuv(svargs[svix++], (UV)i);
+ sv_setuv_mg(svargs[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();
(PL_op->op_type == OP_PRTF) ? "printf" : "sprintf");
if (c) {
if (isPRINT(c))
- Perl_sv_catpvf(aTHX_ msg,
+ Perl_sv_catpvf(aTHX_ msg,
"\"%%%c\"", c & 0xFF);
else
Perl_sv_catpvf(aTHX_ msg,
(UV)c & 0xFF);
} else
sv_catpv(msg, "end of string");
- Perl_warner(aTHX_ 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;
+ }
}
}
# include "error: USE_THREADS and USE_ITHREADS are incompatible"
#endif
-#ifndef OpREFCNT_inc
-# define OpREFCNT_inc(o) ((o) ? (++(o)->op_targ, (o)) : Nullop)
-#endif
-
#ifndef GpREFCNT_inc
# define GpREFCNT_inc(gp) ((gp) ? (++(gp)->gp_refcnt, (gp)) : (GP*)NULL)
#endif
Perl_ptr_table_fetch(pTHX_ PTR_TBL_t *tbl, void *sv)
{
PTR_TBL_ENT_t *tblent;
- UV hash = (UV)sv;
+ UV hash = PTR2UV(sv);
assert(tbl);
tblent = tbl->tbl_ary[hash & tbl->tbl_max];
for (; tblent; tblent = tblent->next) {
/* 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 = (UV)oldv;
+ UV hash = PTR2UV(oldv);
bool i = 1;
assert(tbl);
continue;
curentp = ary + oldsize;
for (entp = ary, ent = *ary; ent; ent = *entp) {
- if ((newsize & (UV)ent->oldval) != i) {
+ if ((newsize & PTR2UV(ent->oldval)) != i) {
*entp = ent->next;
ent->next = *curentp;
*curentp = ent;
SV *
Perl_sv_dup(pTHX_ SV *sstr)
{
- U32 sflags;
- int dtype;
- int stype;
SV *dstr;
if (!sstr || SvTYPE(sstr) == SVTYPEMASK)
SvSTASH(dstr) = hv_dup_inc(SvSTASH(sstr));
HvRITER((HV*)dstr) = HvRITER((HV*)sstr);
if (HvARRAY((HV*)sstr)) {
- HE *entry;
STRLEN i = 0;
XPVHV *dxhv = (XPVHV*)SvANY(dstr);
XPVHV *sxhv = (XPVHV*)SvANY(sstr);
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_name = SAVEPV(cx->blk_eval.old_name);
+ 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;
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);
char *c;
void (*dptr) (void*);
void (*dxptr) (pTHXo_ void*);
+ OP *o;
Newz(54, nss, max, ANY);
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);
case OP_LEAVE:
case OP_SCOPE:
case OP_LEAVEWRITE:
- TOPPTR(nss,ix) = any_dup(ptr, proto_perl);
+ TOPPTR(nss,ix) = ptr;
+ o = (OP*)ptr;
+ OpREFCNT_inc(o);
break;
default:
TOPPTR(nss,ix) = Nullop;
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(dptr, proto_perl);
+ 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(dxptr, proto_perl);
+ 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;
break;
+ case SAVEt_COMPPAD:
+ av = (AV*)POPPTR(ss,ix);
+ TOPPTR(nss,ix) = av_dup(av);
+ break;
default:
Perl_croak(aTHX_ "panic: ss_dup inconsistency");
}
* their pointers copied. */
IV i;
- SV *sv;
- SV **svp;
# ifdef PERL_OBJECT
CPerlObj *pPerl = new(ipM) CPerlObj(ipM, ipMS, ipMP, ipE, ipStd, ipLIO,
ipD, ipS, ipP);
- PERL_SET_INTERP(pPerl);
+ PERL_SET_THX(pPerl);
# else /* !PERL_OBJECT */
PerlInterpreter *my_perl = (PerlInterpreter*)(*ipM->pMalloc)(ipM, sizeof(PerlInterpreter));
- PERL_SET_INTERP(my_perl);
+ PERL_SET_THX(my_perl);
# ifdef DEBUGGING
memset(my_perl, 0xab, sizeof(PerlInterpreter));
# endif /* PERL_OBJECT */
#else /* !PERL_IMPLICIT_SYS */
IV i;
- SV *sv;
- SV **svp;
PerlInterpreter *my_perl = (PerlInterpreter*)PerlMem_malloc(sizeof(PerlInterpreter));
- PERL_SET_INTERP(my_perl);
+ PERL_SET_THX(my_perl);
# ifdef DEBUGGING
memset(my_perl, 0xab, sizeof(PerlInterpreter));
/* 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_beginav = av_dup_inc(proto_perl->Ibeginav);
PL_endav = av_dup_inc(proto_perl->Iendav);
- PL_stopav = av_dup_inc(proto_perl->Istopav);
+ PL_checkav = av_dup_inc(proto_perl->Icheckav);
PL_initav = av_dup_inc(proto_perl->Iinitav);
PL_sub_generation = proto_perl->Isub_generation;
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 = OpREFCNT_inc(proto_perl->Ieval_root);
+ PL_eval_root = proto_perl->Ieval_root;
PL_eval_start = proto_perl->Ieval_start;
/* runtime control stuff */
}
else {
init_stacks();
+ ENTER; /* perl_destruct() wants to LEAVE; */
}
PL_start_env = proto_perl->Tstart_env; /* XXXXXX */
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;
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);
+ 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. */
{
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)) )
+ (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);
https://perl5.git.perl.org / perl5.git / blobdiff