#include "mop.h"
-static bool
-find_method (const char *key, STRLEN keylen, SV *val, void *ud)
-{
- bool *found_method = (bool *)ud;
- PERL_UNUSED_ARG(key);
- PERL_UNUSED_ARG(keylen);
- PERL_UNUSED_ARG(val);
- *found_method = TRUE;
- return FALSE;
-}
-
-static bool
-check_version (SV *klass, SV *required_version)
-{
- bool ret = 0;
-
- dSP;
- ENTER;
- SAVETMPS;
- PUSHMARK(SP);
- EXTEND(SP, 2);
- PUSHs(klass);
- PUSHs(required_version);
- PUTBACK;
-
- call_method("VERSION", G_DISCARD|G_VOID|G_EVAL);
-
- SPAGAIN;
-
- if (!SvTRUE(ERRSV)) {
- ret = 1;
- }
-
- PUTBACK;
- FREETMPS;
- LEAVE;
-
- return ret;
-}
-
MODULE = Class::MOP PACKAGE = Class::MOP
PROTOTYPES: DISABLE
mPUSHs(newSVpv(pkg, 0));
mPUSHs(newSVpv(name, 0));
}
-
-void
-is_class_loaded(klass, options=NULL)
- SV *klass
- HV *options
- PREINIT:
- HV *stash;
- bool found_method = FALSE;
- PPCODE:
- SvGETMAGIC(klass);
- if (!(SvPOKp(klass) && SvCUR(klass))) { /* XXX: SvPOK does not work with magical scalars */
- XSRETURN_NO;
- }
-
- stash = gv_stashsv(klass, 0);
- if (!stash) {
- XSRETURN_NO;
- }
-
- if (options && hv_exists_ent(options, KEY_FOR(_version), HASH_FOR(_version))) {
- HE *required_version = hv_fetch_ent(options, KEY_FOR(_version), 0, HASH_FOR(_version));
- if (check_version (klass, HeVAL(required_version))) {
- XSRETURN_YES;
- }
-
- XSRETURN_NO;
- }
-
- if (hv_exists_ent (stash, KEY_FOR(VERSION), HASH_FOR(VERSION))) {
- HE *version = hv_fetch_ent(stash, KEY_FOR(VERSION), 0, HASH_FOR(VERSION));
- SV *version_sv;
- if (version && HeVAL(version) && (version_sv = GvSV(HeVAL(version)))
- && SvOK(version_sv)) {
- XSRETURN_YES;
- }
- }
-
- if (hv_exists_ent (stash, KEY_FOR(ISA), HASH_FOR(ISA))) {
- HE *isa = hv_fetch_ent(stash, KEY_FOR(ISA), 0, HASH_FOR(ISA));
- if (isa && HeVAL(isa) && GvAV(HeVAL(isa)) && av_len(GvAV(HeVAL(isa))) != -1) {
- XSRETURN_YES;
- }
- }
-
- mop_get_package_symbols(stash, TYPE_FILTER_CODE, find_method, &found_method);
- if (found_method) {
- XSRETURN_YES;
- }
-
- XSRETURN_NO;