#endif /* SO_THREADSAFE */
-#define PTABLE_NAME ptable
-#define PTABLE_VAL_FREE(V) PerlMemShared_free(V)
-
-#include "ptable.h"
-
-/* PerlMemShared_free() needs the [ap]PTBLMS_? default values */
-#define ptable_store(T, K, V) ptable_store(aPTBLMS_ (T), (K), (V))
-
-STATIC ptable *so_op_name = NULL;
-
-#ifdef USE_ITHREADS
-STATIC perl_mutex so_op_name_mutex;
-#endif
-
-typedef struct {
- STRLEN len;
- char buf;
-} so_op_name_t;
-
/* --- Public API ---------------------------------------------------------- */
#include "sub_op.h"
c->namelen = 0;
c->proto = NULL;
c->protolen = 0;
- c->pp = 0;
c->check = 0;
c->ref = 0;
c->ud = NULL;
}
void sub_op_register(pTHX_ const sub_op_config_t *c, U32 flags) {
- SV *key = newSViv(PTR2IV(c->pp));
+ dMY_CXT;
if (!(flags & SUB_OP_REGISTER_STEAL))
c = sub_op_dup(aTHX_ c);
- if (!PL_custom_op_names)
- PL_custom_op_names = newHV();
- (void) hv_store_ent(PL_custom_op_names, key, newSVpv(c->name, c->namelen), 0);
-
- if (!PL_custom_op_descs)
- PL_custom_op_descs = newHV();
- (void) hv_store_ent(PL_custom_op_descs, key, newSVpv(c->name, c->namelen), 0);
-
- SvREFCNT_dec(key);
-
- {
- dMY_CXT;
- (void) hv_store(MY_CXT.map, c->name, c->namelen, newSViv(PTR2IV(c)), 0);
- }
+ (void) hv_store(MY_CXT.map, c->name, c->namelen, newSViv(PTR2IV(c)), 0);
}
sub_op_config_t *sub_op_dup(pTHX_ const sub_op_config_t *orig) {
}
dupe->protolen = len;
- dupe->pp = orig->pp;
dupe->check = orig->check;
dupe->ref = orig->ref;
dupe->ud = orig->ud;
return;
}
+OP *sub_op_study(const OP *o, OP **last_arg_p, OP **rv2cv_p) {
+ OP *ex_list, *last_arg, *rv2cv, *gvop;
+
+ ex_list = cUNOPo->op_first;
+ /* pushmark when a method call */
+ if (!ex_list || ex_list->op_type != OP_NULL)
+ goto skip;
+
+ rv2cv = cUNOPx(ex_list)->op_first;
+ if (!rv2cv)
+ goto skip;
+
+ while (1) {
+ OP *next = rv2cv->op_sibling;
+ if (!next)
+ break;
+ last_arg = rv2cv;
+ rv2cv = next;
+ }
+
+ if (!(rv2cv->op_flags & OPf_KIDS))
+ goto skip;
+
+ gvop = cUNOPx(rv2cv)->op_first;
+
+ if (gvop && gvop->op_type == OP_GV)
+ goto done;
+
+skip:
+ last_arg = NULL;
+ rv2cv = NULL;
+ gvop = NULL;
+
+done:
+ if (last_arg_p)
+ *last_arg_p = last_arg;
+ if (rv2cv_p)
+ *rv2cv_p = rv2cv;
+
+ return gvop;
+}
+
/* --- Private helpers ----------------------------------------------------- */
STATIC IV so_hint(pTHX) {
return (SvOK(hint) && SvIOK(hint)) ? SvIVX(hint) : 0;
}
-STATIC OP *so_find_gvop(OP *o, OP **last_arg_p, OP **rv2cv_p) {
+STATIC OP *so_find_gvop(const OP *o) {
OP *ex_list, *last_arg, *rv2cv, *gvop;
ex_list = cUNOPo->op_first;
OP *next = rv2cv->op_sibling;
if (!next)
break;
- last_arg = rv2cv;
- rv2cv = next;
+ rv2cv = next;
}
if (!(rv2cv->op_flags & OPf_KIDS))
goto skip;
gvop = cUNOPx(rv2cv)->op_first;
-
if (gvop && gvop->op_type == OP_GV)
- goto done;
+ return gvop;
skip:
- last_arg = NULL;
- rv2cv = NULL;
- gvop = NULL;
-
-done:
- if (last_arg_p)
- *last_arg_p = last_arg;
- if (rv2cv_p)
- *rv2cv_p = rv2cv;
-
- return gvop;
+ return NULL;
}
STATIC OP *(*so_old_ck_entersub)(pTHX_ OP *) = 0;
o = CALL_FPTR(so_old_ck_entersub)(aTHX_ o);
if (so_hint()) {
- OP *ex_list, *last_arg, *rv2cv, *gvop;
+ OP *gvop;
GV *gv;
if (o->op_type != OP_ENTERSUB)
if (o->op_private & OPpENTERSUB_AMPER) /* hopefully \&foo */
goto skip;
- gvop = so_find_gvop(o, &last_arg, &rv2cv);
+ gvop = so_find_gvop(o);
if (!gvop)
goto skip;
GvCV(gv) = NULL;
}
- o->op_type = OP_CUSTOM;
- o->op_ppaddr = c->pp;
-
- if (last_arg)
- last_arg->op_sibling = NULL;
-
- op_free(rv2cv);
-
if (c->check)
o = CALL_FPTR(c->check)(aTHX_ o, c->ud);
-
- {
- so_op_name_t *on = PerlMemShared_malloc(sizeof(*on) + len);
- Copy(name, &on->buf, len, char);
- (&on->buf)[len] = '\0';
- on->len = len;
-#ifdef USE_ITHREADS
- MUTEX_LOCK(&so_op_name_mutex);
-#endif /* USE_ITHREADS */
- ptable_store(so_op_name, o, on);
-#ifdef USE_ITHREADS
- MUTEX_UNLOCK(&so_op_name_mutex);
-#endif /* USE_ITHREADS */
- }
}
}
if (kid->op_type != OP_RV2CV)
continue;
- gvop = so_find_gvop(kid, NULL, NULL);
+ gvop = so_find_gvop(kid);
if (!gvop)
continue;
BOOT:
{
- so_op_name = ptable_new();
-#ifdef USE_ITHREADS
- MUTEX_INIT(&so_op_name_mutex);
-#endif
-
MY_CXT_INIT;
MY_CXT.map = newHV();
MY_CXT.placeholder = NULL;
}
XSRETURN(0);
-void
-_custom_name(SV *op)
-PROTOTYPE: $
-PREINIT:
- OP *o;
- so_op_name_t *on;
-PPCODE:
- if (!SvROK(op))
- XSRETURN_UNDEF;
- o = INT2PTR(OP *, SvIV(SvRV(op)));
- if (!o || o->op_type != OP_CUSTOM)
- XSRETURN_UNDEF;
-#ifdef USE_ITHREADS
- MUTEX_LOCK(&so_op_name_mutex);
-#endif /* USE_ITHREADS */
- on = ptable_fetch(so_op_name, o);
-#ifdef USE_ITHREADS
- MUTEX_UNLOCK(&so_op_name_mutex);
-#endif /* USE_ITHREADS */
- if (!on)
- XSRETURN_UNDEF;
- ST(0) = sv_2mortal(newSVpvn(&on->buf, on->len));
- XSRETURN(1);
-
void
_constant_sub(SV *sv)
PROTOTYPE: $