# define SvMAGIC_set(sv, val) (SvMAGIC(sv) = (val))
#endif
-#ifndef mPUSHi
-# define mPUSHi(I) PUSHs(sv_2mortal(newSViv(I)))
+#ifndef mPUSHu
+# define mPUSHu(U) PUSHs(sv_2mortal(newSVuv(U)))
+#endif
+
+#ifndef SvPV_const
+# define SvPV_const SvPV
#endif
#ifndef PERL_MAGIC_ext
#endif /* VMG_UVAR */
+/* --- Stolen chunk of B --------------------------------------------------- */
+
+typedef enum {
+ OPc_NULL = 0,
+ OPc_BASEOP = 1,
+ OPc_UNOP = 2,
+ OPc_BINOP = 3,
+ OPc_LOGOP = 4,
+ OPc_LISTOP = 5,
+ OPc_PMOP = 6,
+ OPc_SVOP = 7,
+ OPc_PADOP = 8,
+ OPc_PVOP = 9,
+ OPc_LOOP = 10,
+ OPc_COP = 11,
+ OPc_MAX = 12
+} opclass;
+
+STATIC const char *const vmg_opclassnames[] = {
+ "B::NULL",
+ "B::OP",
+ "B::UNOP",
+ "B::BINOP",
+ "B::LOGOP",
+ "B::LISTOP",
+ "B::PMOP",
+ "B::SVOP",
+ "B::PADOP",
+ "B::PVOP",
+ "B::LOOP",
+ "B::COP"
+};
+
+STATIC opclass vmg_opclass(const OP *o) {
+ if (!o)
+ return OPc_NULL;
+
+ if (o->op_type == 0)
+ return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
+
+ if (o->op_type == OP_SASSIGN)
+ return ((o->op_private & OPpASSIGN_BACKWARDS) ? OPc_UNOP : OPc_BINOP);
+
+ if (o->op_type == OP_AELEMFAST) {
+ if (o->op_flags & OPf_SPECIAL)
+ return OPc_BASEOP;
+ else
+#ifdef USE_ITHREADS
+ return OPc_PADOP;
+#else
+ return OPc_SVOP;
+#endif
+ }
+
+#ifdef USE_ITHREADS
+ if (o->op_type == OP_GV || o->op_type == OP_GVSV || o->op_type == OP_RCATLINE)
+ return OPc_PADOP;
+#endif
+
+ switch (PL_opargs[o->op_type] & OA_CLASS_MASK) {
+ case OA_BASEOP:
+ return OPc_BASEOP;
+ case OA_UNOP:
+ return OPc_UNOP;
+ case OA_BINOP:
+ return OPc_BINOP;
+ case OA_LOGOP:
+ return OPc_LOGOP;
+ case OA_LISTOP:
+ return OPc_LISTOP;
+ case OA_PMOP:
+ return OPc_PMOP;
+ case OA_SVOP:
+ return OPc_SVOP;
+ case OA_PADOP:
+ return OPc_PADOP;
+ case OA_PVOP_OR_SVOP:
+ return (o->op_private & (OPpTRANS_TO_UTF|OPpTRANS_FROM_UTF)) ? OPc_SVOP : OPc_PVOP;
+ case OA_LOOP:
+ return OPc_LOOP;
+ case OA_COP:
+ return OPc_COP;
+ case OA_BASEOP_OR_UNOP:
+ return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
+ case OA_FILESTATOP:
+ return ((o->op_flags & OPf_KIDS) ? OPc_UNOP :
+#ifdef USE_ITHREADS
+ (o->op_flags & OPf_REF) ? OPc_PADOP : OPc_BASEOP);
+#else
+ (o->op_flags & OPf_REF) ? OPc_SVOP : OPc_BASEOP);
+#endif
+ case OA_LOOPEXOP:
+ if (o->op_flags & OPf_STACKED)
+ return OPc_UNOP;
+ else if (o->op_flags & OPf_SPECIAL)
+ return OPc_BASEOP;
+ else
+ return OPc_PVOP;
+ }
+
+ return OPc_BASEOP;
+}
+
/* --- Context-safe global data -------------------------------------------- */
#define MY_CXT_KEY __PACKAGE__ "::_guts" XS_VERSION
-typedef HV * my_cxt_t;
+typedef struct {
+ HV *wizards;
+ HV *b__op_stashes[OPc_MAX];
+} my_cxt_t;
START_MY_CXT
/* --- Signatures ---------------------------------------------------------- */
-#define SIG_MIN ((U16) (1u << 8))
+#define SIG_MIN ((U16) 0u)
#define SIG_MAX ((U16) ((1u << 16) - 1))
#define SIG_NBR (SIG_MAX - SIG_MIN + 1)
-#define SIG_WIZ ((U16) ((1u << 8) - 1))
+
+#define SIG_WZO ((U16) (0x3891))
+#define SIG_WIZ ((U16) (0x3892))
/* ... Generate signatures ................................................. */
do {
sig = SIG_NBR * Drand01() + SIG_MIN;
- } while (hv_exists(MY_CXT, buf, sprintf(buf, "%u", sig)));
+ } while (hv_exists(MY_CXT.wizards, buf, sprintf(buf, "%u", sig)));
return sig;
}
typedef struct {
MGVTBL *vtbl;
+
U16 sig;
- U16 uvar;
+ U8 uvar;
+ U8 opinfo;
+
SV *cb_data;
SV *cb_get, *cb_set, *cb_len, *cb_clear, *cb_free;
#if MGf_COPY
if (SvTYPE(sv) >= SVt_PVMG) {
for (mg = SvMAGIC(sv); mg; mg = moremagic) {
moremagic = mg->mg_moremagic;
- if ((mg->mg_type == PERL_MAGIC_ext) && (mg->mg_private == sig)) { break; }
+ if (mg->mg_type == PERL_MAGIC_ext && mg->mg_private == SIG_WIZ) {
+ MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
+ if (w->sig == sig)
+ break;
+ }
}
- if (mg) { return mg->mg_obj; }
+ if (mg)
+ return mg->mg_obj;
}
return NULL;
if (SvTYPE(sv) >= SVt_PVMG) {
for (mg = SvMAGIC(sv); mg; mg = moremagic) {
moremagic = mg->mg_moremagic;
- if ((mg->mg_type == PERL_MAGIC_ext) && (mg->mg_private == w->sig)) { break; }
+ if (mg->mg_type == PERL_MAGIC_ext && mg->mg_private == SIG_WIZ) {
+ MGWIZ *z = SV2MGWIZ(mg->mg_ptr);
+ if (z->sig == w->sig)
+ break;
+ }
}
- if (mg) { return 1; }
+ if (mg)
+ return 1;
}
data = (w->cb_data) ? vmg_data_new(w->cb_data, sv, args) : NULL;
mg = sv_magicext(sv, data, PERL_MAGIC_ext, w->vtbl, (const char *) wiz, HEf_SVKEY);
- mg->mg_private = w->sig;
+ mg->mg_private = SIG_WIZ;
#if MGf_COPY
if (w->cb_copy)
mg->mg_flags |= MGf_COPY;
for (prevmagic = NULL, mg = SvMAGIC(sv); mg; prevmagic = mg, mg = moremagic) {
moremagic = mg->mg_moremagic;
- if (mg->mg_type == PERL_MAGIC_ext) {
- if (mg->mg_private == sig) {
+ if (mg->mg_type == PERL_MAGIC_ext && mg->mg_private == SIG_WIZ) {
+ MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
+ if (w->sig == sig) {
#if VMG_UVAR
/* If the current has no uvar, short-circuit uvar deletion. */
- uvars = (SV2MGWIZ(mg->mg_ptr)->uvar) ? (uvars + 1) : 0;
+ uvars = w->uvar ? (uvars + 1) : 0;
#endif /* VMG_UVAR */
break;
#if VMG_UVAR
- } else if ((mg->mg_private >= SIG_MIN) &&
- (mg->mg_private <= SIG_MAX) &&
- SV2MGWIZ(mg->mg_ptr)->uvar) {
+ } else if (w->uvar) {
++uvars;
/* We can't break here since we need to find the ext magic to delete. */
#endif /* VMG_UVAR */
/* mg was the first ext magic in the chain that had uvar */
for (mg = moremagic; mg; mg = mg->mg_moremagic) {
- if ((mg->mg_type == PERL_MAGIC_ext) &&
- (mg->mg_private >= SIG_MIN) &&
- (mg->mg_private <= SIG_MAX) &&
- SV2MGWIZ(mg->mg_ptr)->uvar) {
- ++uvars;
- break;
+ if (mg->mg_type == PERL_MAGIC_ext && mg->mg_private == SIG_WIZ) {
+ MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
+ if (w->uvar) {
+ ++uvars;
+ break;
+ }
}
}
return 1;
}
+/* ... OP info ............................................................. */
+
+#define VMG_OP_INFO_NAME 1
+#define VMG_OP_INFO_OBJECT 2
+
+STATIC U32 vmg_op_name_init = 0;
+STATIC unsigned char vmg_op_name_len[MAXO] = { 0 };
+
+STATIC void vmg_op_info_init(pTHX_ unsigned int opinfo) {
+#define vmg_op_info_init(W) vmg_op_info_init(aTHX_ (W))
+ switch (opinfo) {
+ case VMG_OP_INFO_NAME:
+ if (!vmg_op_name_init) {
+ OPCODE t;
+ for (t = 0; t < OP_max; ++t)
+ vmg_op_name_len[t] = strlen(PL_op_name[t]);
+ vmg_op_name_init = 1;
+ }
+ break;
+ case VMG_OP_INFO_OBJECT: {
+ dMY_CXT;
+ if (!MY_CXT.b__op_stashes[0]) {
+ opclass c;
+ require_pv("B.pm");
+ for (c = 0; c < OPc_MAX; ++c)
+ MY_CXT.b__op_stashes[c] = gv_stashpv(vmg_opclassnames[c], 1);
+ }
+ break;
+ }
+ default:
+ break;
+ }
+}
+
+STATIC SV *vmg_op_info(pTHX_ unsigned int opinfo) {
+#define vmg_op_info(W) vmg_op_info(aTHX_ (W))
+ if (!PL_op)
+ return &PL_sv_undef;
+
+ switch (opinfo) {
+ case VMG_OP_INFO_NAME: {
+ OPCODE t = PL_op->op_type;
+ return sv_2mortal(newSVpvn(PL_op_name[t], vmg_op_name_len[t]));
+ }
+ case VMG_OP_INFO_OBJECT: {
+ dMY_CXT;
+ return sv_bless(sv_2mortal(newRV_noinc(newSViv(PTR2IV(PL_op)))),
+ MY_CXT.b__op_stashes[vmg_opclass(PL_op)]);
+ }
+ default:
+ break;
+ }
+
+ return &PL_sv_undef;
+}
+
/* ... svt callbacks ....................................................... */
-#define VMG_CB_CALL_ARGS_MASK 15
-#define VMG_CB_CALL_EVAL 16
+#define VMG_CB_CALL_SET_RET(D) \
+ { \
+ SV *svr; \
+ SPAGAIN; \
+ svr = POPs; \
+ ret = SvOK(svr) ? SvIV(svr) : (D); \
+ PUTBACK; \
+ }
+
+#define VMG_CB_CALL_ARGS_MASK 15
+#define VMG_CB_CALL_ARGS_SHIFT 4
+#define VMG_CB_CALL_OPINFO (VMG_OP_INFO_NAME|VMG_OP_INFO_OBJECT)
-STATIC int vmg_cb_call(pTHX_ SV *cb, SV *sv, SV *data, unsigned int flags, ...){
+STATIC int vmg_cb_call(pTHX_ SV *cb, unsigned int flags, SV *sv, ...) {
va_list ap;
- SV *svr;
int ret;
- unsigned int i;
- unsigned int args = flags & VMG_CB_CALL_ARGS_MASK;
- unsigned int eval = flags & VMG_CB_CALL_EVAL ? G_EVAL : 0;
+ unsigned int i, args, opinfo;
dSP;
+ args = flags & VMG_CB_CALL_ARGS_MASK;
+ flags >>= VMG_CB_CALL_ARGS_SHIFT;
+ opinfo = flags & VMG_CB_CALL_OPINFO;
+
ENTER;
SAVETMPS;
PUSHMARK(SP);
- EXTEND(SP, args + 2);
+ EXTEND(SP, args + 1);
PUSHs(sv_2mortal(newRV_inc(sv)));
- PUSHs(data ? data : &PL_sv_undef);
- va_start(ap, flags);
+ va_start(ap, sv);
for (i = 0; i < args; ++i) {
SV *sva = va_arg(ap, SV *);
PUSHs(sva ? sva : &PL_sv_undef);
}
va_end(ap);
+ if (opinfo)
+ XPUSHs(vmg_op_info(opinfo));
PUTBACK;
- call_sv(cb, G_SCALAR | eval);
+ call_sv(cb, G_SCALAR);
- SPAGAIN;
- if (eval && IN_PERL_COMPILETIME && SvTRUE(ERRSV))
- ++PL_error_count;
- svr = POPs;
- ret = SvOK(svr) ? SvIV(svr) : 0;
- PUTBACK;
+ VMG_CB_CALL_SET_RET(0);
FREETMPS;
LEAVE;
return ret;
}
-#define vmg_cb_call1(I, S, D) vmg_cb_call(aTHX_ (I), (S), (D), 0)
-#define vmg_cb_call1e(I, S, D) vmg_cb_call(aTHX_ (I), (S), (D), VMG_CB_CALL_EVAL)
-#define vmg_cb_call2(I, S, D, S2) vmg_cb_call(aTHX_ (I), (S), (D), 1, (S2))
-#define vmg_cb_call3(I, S, D, S2, S3) vmg_cb_call(aTHX_ (I), (S), (D), 2, (S2), (S3))
+#define vmg_cb_call1(I, F, S, A1) \
+ vmg_cb_call(aTHX_ (I), (((F) << VMG_CB_CALL_ARGS_SHIFT) | 1), (S), (A1))
+#define vmg_cb_call2(I, F, S, A1, A2) \
+ vmg_cb_call(aTHX_ (I), (((F) << VMG_CB_CALL_ARGS_SHIFT) | 2), (S), (A1), (A2))
+#define vmg_cb_call3(I, F, S, A1, A2, A3) \
+ vmg_cb_call(aTHX_ (I), (((F) << VMG_CB_CALL_ARGS_SHIFT) | 3), (S), (A1), (A2), (A3))
STATIC int vmg_svt_get(pTHX_ SV *sv, MAGIC *mg) {
- return vmg_cb_call1(SV2MGWIZ(mg->mg_ptr)->cb_get, sv, mg->mg_obj);
+ const MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
+ return vmg_cb_call1(w->cb_get, w->opinfo, sv, mg->mg_obj);
}
STATIC int vmg_svt_set(pTHX_ SV *sv, MAGIC *mg) {
- return vmg_cb_call1(SV2MGWIZ(mg->mg_ptr)->cb_set, sv, mg->mg_obj);
+ const MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
+ return vmg_cb_call1(w->cb_set, w->opinfo, sv, mg->mg_obj);
}
STATIC U32 vmg_svt_len(pTHX_ SV *sv, MAGIC *mg) {
- SV *svr;
- I32 len, has_array;
- U32 ret;
+ const MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
+ unsigned int opinfo = w->opinfo;
+ U32 len, ret;
+ svtype t = SvTYPE(sv);
dSP;
- has_array = SvTYPE(sv) == SVt_PVAV;
-
ENTER;
SAVETMPS;
EXTEND(SP, 3);
PUSHs(sv_2mortal(newRV_inc(sv)));
PUSHs(mg->mg_obj ? mg->mg_obj : &PL_sv_undef);
- if (has_array) {
+ if (t < SVt_PVAV) {
+ STRLEN l;
+ U8 *s = (U8 *) SvPV_const(sv, l);
+ if (DO_UTF8(sv))
+ len = utf8_length(s, s + l);
+ else
+ len = l;
+ mPUSHu(len);
+ } else if (t == SVt_PVAV) {
len = av_len((AV *) sv) + 1;
- mPUSHi(len);
+ mPUSHu(len);
} else {
len = 0;
PUSHs(&PL_sv_undef);
}
+ if (opinfo)
+ XPUSHs(vmg_op_info(opinfo));
PUTBACK;
- call_sv(SV2MGWIZ(mg->mg_ptr)->cb_len, G_SCALAR);
+ call_sv(w->cb_len, G_SCALAR);
- SPAGAIN;
- svr = POPs;
- ret = SvOK(svr) ? SvUV(svr) : len;
- PUTBACK;
+ VMG_CB_CALL_SET_RET(len);
FREETMPS;
LEAVE;
- return has_array ? ret - 1 : ret;
+ return t == SVt_PVAV ? ret - 1 : ret;
}
STATIC int vmg_svt_clear(pTHX_ SV *sv, MAGIC *mg) {
- return vmg_cb_call1(SV2MGWIZ(mg->mg_ptr)->cb_clear, sv, mg->mg_obj);
+ const MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
+ return vmg_cb_call1(w->cb_clear, w->opinfo, sv, mg->mg_obj);
}
STATIC int vmg_svt_free(pTHX_ SV *sv, MAGIC *mg) {
- SV *wiz = (SV *) mg->mg_ptr;
+ const MGWIZ *w;
+ unsigned int had_err, has_err, flags = G_SCALAR | G_EVAL;
int ret = 0;
- /* This may happen in global destruction */
- if (SvTYPE(wiz) == SVTYPEMASK)
+ dSP;
+
+ /* Don't even bother if we are in global destruction - the wizard is prisoner
+ * of circular references and we are way beyond user realm */
+ if (PL_dirty)
return 0;
- /* So that it can survive tmp cleanup in vmg_cb_call */
+ w = SV2MGWIZ(mg->mg_ptr);
+
+ /* So that it survives the temp cleanup below */
SvREFCNT_inc(sv);
#if !VMG_HAS_PERL_MAINT(5, 11, 0, 32686)
SvMAGIC_set(sv, mg);
#endif
- /* Perl_mg_free will get rid of the magic and decrement mg->mg_obj and
- * mg->mg_ptr reference count */
- ret = vmg_cb_call1e(SV2MGWIZ(wiz)->cb_free, sv, mg->mg_obj);
+ ENTER;
+ SAVETMPS;
+
+ PUSHMARK(SP);
+ EXTEND(SP, 2);
+ PUSHs(sv_2mortal(newRV_inc(sv)));
+ PUSHs(mg->mg_obj ? mg->mg_obj : &PL_sv_undef);
+ if (w->opinfo)
+ XPUSHs(vmg_op_info(w->opinfo));
+ PUTBACK;
+
+ had_err = SvTRUE(ERRSV);
+ if (had_err)
+ flags |= G_KEEPERR;
+
+ call_sv(w->cb_free, flags);
+
+ has_err = SvTRUE(ERRSV);
+ if (IN_PERL_COMPILETIME && !had_err && has_err)
+ ++PL_error_count;
+
+ VMG_CB_CALL_SET_RET(0);
+
+ FREETMPS;
+ LEAVE;
+
+ if (has_err) {
+ /* Get the eval context that was pushed by call_sv, and fake an entry for the
+ * namesv, as die_where will need it to be non NULL later */
+ PERL_CONTEXT *cx = cxstack + cxstack_ix + 1;
+ if (!cx->blk_eval.old_namesv)
+ cx->blk_eval.old_namesv
+ = sv_2mortal(newSVpvn_share("Variable/Magic/DUMMY.pm", 23, 0));
+ }
/* Calling SvREFCNT_dec() will trigger destructors in an infinite loop, so
* we have to rely on SvREFCNT() being a lvalue. Heck, even the core does it */
--SvREFCNT(sv);
+ /* Perl_mg_free will get rid of the magic and decrement mg->mg_obj and
+ * mg->mg_ptr reference count */
return ret;
}
# endif
) {
SV *keysv;
+ const MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
int ret;
if (keylen == HEf_SVKEY) {
keysv = newSVpvn(key, keylen);
}
- ret = vmg_cb_call3(SV2MGWIZ(mg->mg_ptr)->cb_copy, sv, mg->mg_obj, keysv, nsv);
+ ret = vmg_cb_call3(w->cb_copy, w->opinfo, sv, mg->mg_obj, keysv, nsv);
if (keylen != HEf_SVKEY) {
SvREFCNT_dec(keysv);
#if MGf_LOCAL
STATIC int vmg_svt_local(pTHX_ SV *nsv, MAGIC *mg) {
- return vmg_cb_call1(SV2MGWIZ(mg->mg_ptr)->cb_local, nsv, mg->mg_obj);
+ const MGWIZ *w = SV2MGWIZ(mg->mg_ptr);
+ return vmg_cb_call1(w->cb_local, w->opinfo, nsv, mg->mg_obj);
}
#endif /* MGf_LOCAL */
action &= HV_FETCH_ISSTORE | HV_FETCH_ISEXISTS | HV_FETCH_LVALUE | HV_DELETE;
for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
- MGWIZ *w;
+ const MGWIZ *w;
switch (mg->mg_type) {
case PERL_MAGIC_ext:
break;
default:
continue;
}
- if (mg->mg_private < SIG_MIN || mg->mg_private > SIG_MAX)
- continue;
+ if (mg->mg_private != SIG_WIZ) continue;
w = SV2MGWIZ(mg->mg_ptr);
switch (w->uvar) {
case 0:
continue;
case 2:
if (!newkey)
- newkey = key = umg->mg_obj = sv_2mortal(newSVsv(umg->mg_obj));
+ newkey = key = umg->mg_obj = sv_mortalcopy(umg->mg_obj);
}
switch (action) {
case 0:
- if (w->cb_fetch) { vmg_cb_call2(w->cb_fetch, sv, mg->mg_obj, key); }
+ if (w->cb_fetch)
+ vmg_cb_call2(w->cb_fetch, w->opinfo, sv, mg->mg_obj, key);
break;
case HV_FETCH_ISSTORE:
case HV_FETCH_LVALUE:
case (HV_FETCH_ISSTORE|HV_FETCH_LVALUE):
- if (w->cb_store) { vmg_cb_call2(w->cb_store, sv, mg->mg_obj, key); }
+ if (w->cb_store)
+ vmg_cb_call2(w->cb_store, w->opinfo, sv, mg->mg_obj, key);
break;
case HV_FETCH_ISEXISTS:
- if (w->cb_exists) { vmg_cb_call2(w->cb_exists, sv, mg->mg_obj, key); }
+ if (w->cb_exists)
+ vmg_cb_call2(w->cb_exists, w->opinfo, sv, mg->mg_obj, key);
break;
case HV_DELETE:
- if (w->cb_delete) { vmg_cb_call2(w->cb_delete, sv, mg->mg_obj, key); }
+ if (w->cb_delete)
+ vmg_cb_call2(w->cb_delete, w->opinfo, sv, mg->mg_obj, key);
break;
}
}
{
dMY_CXT;
- if (hv_delete(MY_CXT, buf, sprintf(buf, "%u", w->sig), 0) != wiz)
+ if (hv_delete(MY_CXT.wizards, buf, sprintf(buf, "%u", w->sig), 0) != wiz)
return 0;
}
SvFLAGS(wiz) |= SVf_BREAK;
STATIC const char vmg_wrongargnum[] = "Wrong number of arguments";
STATIC const char vmg_toomanysigs[] = "Too many magic signatures used";
STATIC const char vmg_argstorefailed[] = "Error while storing arguments";
+STATIC const char vmg_globstorefail[] = "Couldn't store global wizard information";
STATIC U16 vmg_sv2sig(pTHX_ SV *sv) {
#define vmg_sv2sig(S) vmg_sv2sig(aTHX_ (S))
- U16 sig;
+ IV sig;
if (SvIOK(sv)) {
- sig = SvUVX(sv);
+ sig = SvIVX(sv);
} else if (SvNOK(sv)) {
sig = SvNVX(sv);
} else if ((SvPOK(sv) && grok_number(SvPVX(sv), SvCUR(sv), NULL))) {
- sig = SvUV(sv);
+ sig = SvIV(sv);
} else {
croak(vmg_invalid_sig);
}
- if (sig < SIG_MIN) { sig += SIG_MIN; }
- if (sig > SIG_MAX) { sig %= SIG_MAX + 1; }
+
+ if (sig < SIG_MIN || sig > SIG_MAX)
+ croak(vmg_invalid_sig);
return sig;
}
{
dMY_CXT;
- if (!hv_fetch(MY_CXT, buf, sprintf(buf, "%u", sig), 0))
- sig = 0;
+ if (!hv_fetch(MY_CXT.wizards, buf, sprintf(buf, "%u", sig), 0))
+ croak(vmg_invalid_wiz);
}
+
return sig;
}
{
dMY_CXT;
- return (old = hv_fetch(MY_CXT, buf, sprintf(buf, "%u", sig), 0))
+ return (old = hv_fetch(MY_CXT.wizards, buf, sprintf(buf, "%u", sig), 0))
? *old : NULL;
}
}
VMG_CLONE_CB(exists);
VMG_CLONE_CB(delete);
#endif /* VMG_UVAR */
- z->owner = aTHX;
- z->vtbl = t;
- z->sig = w->sig;
- z->uvar = w->uvar;
+ z->owner = aTHX;
+ z->vtbl = t;
+ z->sig = w->sig;
+ z->uvar = w->uvar;
+ z->opinfo = w->opinfo;
return z;
}
{
HV *stash;
MY_CXT_INIT;
- MY_CXT = newHV();
- hv_iterinit(MY_CXT); /* Allocate iterator */
+ MY_CXT.wizards = newHV();
+ hv_iterinit(MY_CXT.wizards); /* Allocate iterator */
+ MY_CXT.b__op_stashes[0] = NULL;
stash = gv_stashpv(__PACKAGE__, 1);
newCONSTSUB(stash, "SIG_MIN", newSVuv(SIG_MIN));
newCONSTSUB(stash, "SIG_MAX", newSVuv(SIG_MAX));
newSVuv(VMG_COMPAT_SCALAR_LENGTH_NOLEN));
newCONSTSUB(stash, "VMG_PERL_PATCHLEVEL", newSVuv(VMG_PERL_PATCHLEVEL));
newCONSTSUB(stash, "VMG_THREADSAFE", newSVuv(VMG_THREADSAFE));
+ newCONSTSUB(stash, "VMG_OP_INFO_NAME", newSVuv(VMG_OP_INFO_NAME));
+ newCONSTSUB(stash, "VMG_OP_INFO_OBJECT", newSVuv(VMG_OP_INFO_OBJECT));
}
+#if VMG_THREADSAFE
+
void
CLONE(...)
PROTOTYPE: DISABLE
PREINIT:
HV *hv;
+ U32 had_b__op_stash = 0;
+ opclass c;
CODE:
-#if VMG_THREADSAFE
{
HE *key;
dMY_CXT;
hv = newHV();
hv_iterinit(hv); /* Allocate iterator */
- hv_iterinit(MY_CXT);
- while ((key = hv_iternext(MY_CXT))) {
+ hv_iterinit(MY_CXT.wizards);
+ while ((key = hv_iternext(MY_CXT.wizards))) {
STRLEN len;
char *sig = HePV(key, len);
SV *sv;
+ const MGWIZ *w;
MAGIC *mg;
- sv = MGWIZ2SV(vmg_wizard_clone(SV2MGWIZ(HeVAL(key))));
+ w = SV2MGWIZ(HeVAL(key));
+ w = vmg_wizard_clone(w);
+ sv = MGWIZ2SV(w);
mg = sv_magicext(sv, NULL, PERL_MAGIC_ext, &vmg_wizard_vtbl, NULL, 0);
- mg->mg_private = SIG_WIZ;
+ mg->mg_private = SIG_WZO;
SvREADONLY_on(sv);
- hv_store(hv, sig, len, sv, HeHASH(key));
+ if (!hv_store(hv, sig, len, sv, HeHASH(key))) croak("%s during CLONE", vmg_globstorefail);
+ }
+ for (c = 0; c < OPc_MAX; ++c) {
+ if (MY_CXT.b__op_stashes[c])
+ had_b__op_stash |= (((U32) 1) << c);
}
}
{
MY_CXT_CLONE;
- MY_CXT = hv;
+ MY_CXT.wizards = hv;
+ for (c = 0; c < OPc_MAX; ++c) {
+ MY_CXT.b__op_stashes[c] = (had_b__op_stash & (((U32) 1) << c))
+ ? gv_stashpv(vmg_opclassnames[c], 1) : NULL;
+ }
}
+
#endif /* VMG_THREADSAFE */
SV *_wizard(...)
CODE:
dMY_CXT;
- if (items != 7
+ if (items != 8
#if MGf_COPY
+ 1
#endif /* MGf_COPY */
if (SvOK(svsig)) {
SV **old;
sig = vmg_sv2sig(svsig);
- if ((old = hv_fetch(MY_CXT, buf, sprintf(buf, "%u", sig), 0))) {
+ if ((old = hv_fetch(MY_CXT.wizards, buf, sprintf(buf, "%u", sig), 0))) {
ST(0) = sv_2mortal(newRV_inc(*old));
XSRETURN(1);
}
} else {
- if (HvKEYS(MY_CXT) >= SIG_NBR) { croak(vmg_toomanysigs); }
+ if (HvKEYS(MY_CXT.wizards) >= SIG_NBR) { croak(vmg_toomanysigs); }
sig = vmg_gensig();
}
Newx(w, 1, MGWIZ);
VMG_SET_CB(ST(i++), data);
+ cb = ST(i++);
+ w->opinfo = SvOK(cb) ? SvUV(cb) : 0;
+ if (w->opinfo)
+ vmg_op_info_init(w->opinfo);
VMG_SET_SVT_CB(ST(i++), get);
VMG_SET_SVT_CB(ST(i++), set);
VMG_SET_SVT_CB(ST(i++), len);
sv = MGWIZ2SV(w);
mg = sv_magicext(sv, NULL, PERL_MAGIC_ext, &vmg_wizard_vtbl, NULL, 0);
- mg->mg_private = SIG_WIZ;
+ mg->mg_private = SIG_WZO;
SvREADONLY_on(sv);
- hv_store(MY_CXT, buf, sprintf(buf, "%u", sig), sv, 0);
+ if (!hv_store(MY_CXT.wizards, buf, sprintf(buf, "%u", sig), sv, 0)) croak(vmg_globstorefail);
RETVAL = newRV_noinc(sv);
OUTPUT:
PROTOTYPE:
CODE:
dMY_CXT;
- if (HvKEYS(MY_CXT) >= SIG_NBR) { croak(vmg_toomanysigs); }
+ if (HvKEYS(MY_CXT.wizards) >= SIG_NBR) { croak(vmg_toomanysigs); }
RETVAL = newSVuv(vmg_gensig());
OUTPUT:
RETVAL
OUTPUT:
RETVAL
-SV *getdata(SV *sv, SV *wiz)
+void
+getdata(SV *sv, SV *wiz)
PROTOTYPE: \[$@%&*]$
PREINIT:
SV *data;
U16 sig;
-CODE:
- sig = vmg_wizard_sig(wiz);
- if (!sig)
- XSRETURN_UNDEF;
+PPCODE:
+ sig = vmg_wizard_sig(wiz);
data = vmg_data_get(SvRV(sv), sig);
if (!data) { XSRETURN_UNDEF; }
ST(0) = data;
U16 sig;
CODE:
sig = vmg_wizard_sig(wiz);
- if (!sig)
- XSRETURN_UNDEF;
RETVAL = newSVuv(vmg_dispell(SvRV(sv), sig));
OUTPUT:
RETVAL
projects / perl / modules / Variable-Magic.git / blobdiff