#ifndef __MOP_H__
#define __MOP_H__
+#define PERL_NO_GET_CONTEXT
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
-#define NEED_newRV_noinc
-#define NEED_sv_2pv_flags
-#define NEED_sv_2pv_nolen
#include "ppport.h"
-#define MOP_CALL_BOOT(name) \
- { \
- EXTERN_C XS(name); \
- mop_call_xs(aTHX_ name, cv, mark); \
- }
+#define MOP_CALL_BOOT(name) mop_call_xs(aTHX_ name, cv, mark);
-void mop_call_xs (pTHX_ void (*subaddr) (pTHX_ CV *), CV *cv, SV **mark);
+#ifndef XSPROTO
+#define XSPROTO(name) XS(name)
+#endif
-#define DECLARE_KEY(name) SV *key_##name; U32 hash_##name;
-#define NEEDS_KEY(name) extern SV *key_##name; extern U32 hash_##name;
+void mop_call_xs (pTHX_ XSPROTO(subaddr), CV *cv, SV **mark);
-#define PREHASH_KEY_WITH_VALUE(name, value) do { \
- key_##name = newSVpvs(value); \
- PERL_HASH(hash_##name, value, sizeof(value) - 1); \
-} while (0)
-/* this is basically the same as the above macro, except that the value will be
- * the stringified name. However, we can't just implement this in terms of
- * PREHASH_KEY_WITH_VALUE as that'd cause macro expansion on the value of
- * 'name' when it's being passed to the other macro. suggestions on how to make
- * this more elegant would be much appreciated */
+#define MAKE_KEYSV(name) newSVpvn_share(#name, sizeof(#name)-1, 0U)
-#define PREHASH_KEY(name) do { \
- key_##name = newSVpvs(#name); \
- PERL_HASH(hash_##name, #name, sizeof(#name) - 1); \
-} while (0)
+XS(mop_xs_simple_accessor);
+XS(mop_xs_simple_reader);
+XS(mop_xs_simple_writer);
+XS(mop_xs_simple_predicate);
+XS(mop_xs_simple_predicate_for_metaclass);
+XS(mop_xs_simple_clearer);
-extern SV *method_metaclass;
-extern SV *associated_metaclass;
-extern SV *wrap;
+extern SV *mop_method_metaclass;
+extern SV *mop_associated_metaclass;
+extern SV *mop_wrap;
+extern SV *mop_methods;
+extern SV *mop_name;
+extern SV *mop_body;
+extern SV *mop_package;
+extern SV *mop_package_name;
+extern SV *mop_package_cache_flag;
+extern SV *mop_VERSION;
+extern SV *mop_ISA;
UV mop_check_package_cache_flag(pTHX_ HV *stash);
-int get_code_info (SV *coderef, char **pkg, char **name);
+int mop_get_code_info (SV *coderef, char **pkg, char **name);
SV *mop_call0(pTHX_ SV *const self, SV *const method);
+SV *mop_call1(pTHX_ SV *const self, SV *const method, SV *const arg1);
+
+#define mop_call0_pvs(o, m) mop_call0(aTHX_ o, newSVpvs_flags(m, SVs_TEMP))
+#define mop_call1_pvs(o, m, a) mop_call1(aTHX_ o, newSVpvs_flags(m, SVs_TEMP), a)
+
typedef enum {
TYPE_FILTER_NONE,
typedef bool (*get_package_symbols_cb_t) (const char *, STRLEN, SV *, void *);
-void get_package_symbols(HV *stash, type_filter_t filter, get_package_symbols_cb_t cb, void *ud);
-HV *get_all_package_symbols (HV *stash, type_filter_t filter);
+void mop_get_package_symbols(HV *stash, type_filter_t filter, get_package_symbols_cb_t cb, void *ud);
+HV *mop_get_all_package_symbols (HV *stash, type_filter_t filter);
+
+
+/* Class::MOP Magic stuff */
+
+/* MG: MOP Magic object */
+
+/* All the MOP_mg_* macros require MAGIC* mg for the first argument */
+
+typedef struct {
+ SV* (*create_instance)(pTHX_ SV* const mi);
+ bool (*has_slot) (pTHX_ SV* const mi, SV* const instance);
+ SV* (*get_slot) (pTHX_ SV* const mi, SV* const instance);
+ SV* (*set_slot) (pTHX_ SV* const mi, SV* const instance, SV* const value);
+ SV* (*delete_slot) (pTHX_ SV* const mi, SV* const instance);
+ void (*weaken_slot) (pTHX_ SV* const mi, SV* const instance);
+} mop_instance_vtbl;
+
+const mop_instance_vtbl* mop_get_default_instance_vtbl(pTHX);
+
+#define MOP_mg_obj(mg) ((mg)->mg_obj)
+#define MOP_mg_vtbl(mg) ((const mop_instance_vtbl*)(mg)->mg_ptr)
+#define MOP_mg_flags(mg) ((mg)->mg_private)
+
+#define MOP_mg_slot(mg) MOP_mg_obj(mg)
+
+#define MOP_mg_create_instance(mg, stash) MOP_mg_vtbl(mg)->create_instance (aTHX_ (stash))
+#define MOP_mg_has_slot(mg, o) MOP_mg_vtbl(mg)->has_slot (aTHX_ (o), MOP_mg_slot(mg))
+#define MOP_mg_get_slot(mg, o) MOP_mg_vtbl(mg)->get_slot (aTHX_ (o), MOP_mg_slot(mg))
+#define MOP_mg_set_slot(mg, o, v) MOP_mg_vtbl(mg)->set_slot (aTHX_ (o), MOP_mg_slot(mg), (v))
+#define MOP_mg_delete_slot(mg, o) MOP_mg_vtbl(mg)->delete_slot (aTHX_ (o), MOP_mg_slot(mg))
+#define MOP_mg_weaken_slot(mg, o) MOP_mg_vtbl(mg)->weaken_slot (aTHX_ (o), MOP_mg_slot(mg))
+
+
+/* Class::MOP::Method::Accessor stuff */
+
+#define dMOP_self SV* const self = mop_accessor_get_self(aTHX_ ax, items, cv)
+#define dMOP_mg(xsub) MAGIC* mg = (MAGIC*)CvXSUBANY(xsub).any_ptr
+#define dMOP_METHOD_COMMON dMOP_self; dMOP_mg(cv)
+
+
+SV* mop_accessor_get_self(pTHX_ I32 const ax, I32 const items, CV* const cv);
+MAGIC* mop_accessor_get_mg(pTHX_ CV* const cv);
+
+CV* mop_install_accessor(pTHX_ const char* const fq_name, const char* const key, I32 const keylen, XSPROTO(accessor_impl), const mop_instance_vtbl* vtbl);
+
+#define INSTALL_SIMPLE_READER(klass, name) INSTALL_SIMPLE_READER_WITH_KEY(klass, name, name)
+#define INSTALL_SIMPLE_READER_WITH_KEY(klass, name, key) (void)mop_install_accessor(aTHX_ "Class::MOP::" #klass "::" #name, #key, sizeof(#key)-1, mop_xs_simple_reader, NULL)
+
+#define INSTALL_SIMPLE_WRITER(klass, name) INSTALL_SIMPLE_WRITER_WITH_KEY(klass, name, name)
+#define INSTALL_SIMPLE_WRITER_WITH_KEY(klass, name, key) (void)mop_install_accessor(aTHX_ "Class::MOP::" #klass "::" #name, #key, sizeof(#key)-1, mop_xs_simple_writer, NULL)
+
+#define INSTALL_SIMPLE_PREDICATE(klass, name) INSTALL_SIMPLE_PREDICATE_WITH_KEY(klass, name, name)
+#define INSTALL_SIMPLE_PREDICATE_WITH_KEY(klass, name, key) (void)mop_install_accessor(aTHX_ "Class::MOP::" #klass "::has_" #name, #key, sizeof(#key)-1, mop_xs_simple_predicate_for_metaclass, NULL)
+
+#define MOPf_DIE_ON_FAIL 0x01
+MAGIC* mop_mg_find(pTHX_ SV* const sv, const MGVTBL* const vtbl, I32 const flags);
#endif
projects / gitmo/Class-MOP.git / blobdiff