[gitmo/Mouse.git] / mouse.h

#ifndef MOUSE_H
#define MOUSE_H

#define PERL_NO_GET_CONTEXT
#include <EXTERN.h>
#include <perl.h>
#include <XSUB.h>

#define  NEED_newSVpvn_flags
#include "ppport.h"

/* for portability */
#ifndef newSVpvs_share
#define newSVpvs_share(s) Perl_newSVpvn_share(aTHX_ s, sizeof(s)-1, 0U)
#endif

#ifndef GvNAME_get
#define GvNAME_get GvNAME
#endif
#ifndef GvNAMELEN_get
#define GvNAMELEN_get GvNAMELEN
#endif

#ifndef mro_get_linear_isa
#define no_mro_get_linear_isa
#define mro_get_linear_isa(stash) mouse_mro_get_linear_isa(aTHX_ stash)
AV* mouse_mro_get_linear_isa(pTHX_ HV* const stash);
#endif /* !mro_get_linear_isa */

#ifndef mro_get_pkg_gen
#ifdef no_mro_get_linear_isa
#define mro_get_pkg_gen(stash) ((void)stash, PL_sub_generation)
#else
#define mro_get_pkg_gen(stash) (HvAUX(stash)->xhv_mro_meta ? HvAUX(stash)->xhv_mro_meta->pkg_gen : (U32)0)
#endif /* !no_mro_get_linear_isa */
#endif /* mro_get_package_gen */

#define MOUSE_CALL_BOOT(name) STMT_START {      \
        EXTERN_C XS(CAT2(boot_, name));         \
        PUSHMARK(SP);                           \
        CALL_FPTR(CAT2(boot_, name))(aTHX_ cv); \
    } STMT_END

extern SV* mouse_package;
extern SV* mouse_namespace;
extern SV* mouse_methods;
extern SV* mouse_name;

void
mouse_throw_error(SV* const metaobject, SV* const data /* not used */, const char* const fmt, ...)
#ifdef __attribute__format__
    __attribute__format__(__printf__, 3, 4);
#else
    ;
#endif

#define is_class_loaded(sv) mouse_is_class_loaded(aTHX_ sv)
bool mouse_is_class_loaded(pTHX_ SV*);

#define is_an_instance_of(klass, sv) mouse_is_an_instance_of(aTHX_ gv_stashpvs(klass, GV_ADD), (sv))

#define IsObject(sv)   (SvROK(sv) && SvOBJECT(SvRV(sv)))
#define IsArrayRef(sv) (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVAV)
#define IsHashRef(sv)  (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVHV)
#define IsCodeRef(sv)  (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVCV)

#define mcall0(invocant, m)        mouse_call0(aTHX_ (invocant), (m))
#define mcall1(invocant, m, arg1)  mouse_call1(aTHX_ (invocant), (m), (arg1))
#define mcall0s(invocant, m)       mcall0((invocant), sv_2mortal(newSVpvs_share(m)))
#define mcall1s(invocant, m, arg1) mcall1((invocant), sv_2mortal(newSVpvs_share(m)), (arg1))

SV* mouse_call0(pTHX_ SV *const self, SV *const method);
SV* mouse_call1(pTHX_ SV *const self, SV *const method, SV* const arg1);

#define MOUSEf_DIE_ON_FAIL 0x01
MAGIC* mouse_mg_find(pTHX_ SV* const sv, const MGVTBL* const vtbl, I32 const flags);

/* MOUSE_av_at(av, ix) is the safer version of AvARRAY(av)[ix] if perl is compiled with -DDEBUGGING */
#ifdef DEBUGGING
#define MOUSE_av_at(av, ix)  *mouse_av_at_safe(aTHX_ (av) , (ix))
SV** mouse_av_at_safe(pTHX_ AV* const mi, I32 const ix);
#else
#define MOUSE_av_at(av, ix)  AvARRAY(av)[ix]
#endif

#define dMOUSE_self  SV* const self = mouse_accessor_get_self(aTHX_ ax, items, cv)
SV* mouse_accessor_get_self(pTHX_ I32 const ax, I32 const items, CV* const cv);

#define MOUSE_mg_obj(mg)     ((mg)->mg_obj)
#define MOUSE_mg_ptr(mg)     ((mg)->mg_ptr)
#define MOUSE_mg_flags(mg)   ((mg)->mg_private)
#define MOUSE_mg_virtual(mg) ((mg)->mg_virtual)

#define MOUSE_mg_slot(mg)   MOUSE_mg_obj(mg)
#define MOUSE_mg_xa(mg)    ((AV*)MOUSE_mg_ptr(mg))


/* mouse_instance.xs stuff */
SV*  mouse_instance_create     (pTHX_ HV* const stash);
SV*  mouse_instance_clone      (pTHX_ SV* const instance);
bool mouse_instance_has_slot   (pTHX_ SV* const instance, SV* const slot);
SV*  mouse_instance_get_slot   (pTHX_ SV* const instance, SV* const slot);
SV*  mouse_instance_set_slot   (pTHX_ SV* const instance, SV* const slot, SV* const value);
SV*  mouse_instance_delete_slot(pTHX_ SV* const instance, SV* const slot);
void mouse_instance_weaken_slot(pTHX_ SV* const instance, SV* const slot);

#define has_slot(self, key)         mouse_instance_has_slot(aTHX_ self, key)
#define get_slot(self, key)         mouse_instance_get_slot(aTHX_ self, key)
#define set_slot(self, key, value)  mouse_instance_set_slot(aTHX_ self, key, value)
#define delete_slot(self, key)      mouse_instance_delete_slot(aTHX_ self, key)
#define weaken_slot(self, key)      mouse_instance_weaken_slot(aTHX_ self, key)

#define has_slots(self, key)        has_slot(self, sv_2mortal(newSVpvs_share(key)))
#define get_slots(self, key)        get_slot(self, sv_2mortal(newSVpvs_share(key)))
#define set_slots(self, key, value) set_slot(self, sv_2mortal(newSVpvs_share(key)), value)

/* mouse_simle_accessor.xs */
#define INSTALL_SIMPLE_READER(klass, name)                  INSTALL_SIMPLE_READER_WITH_KEY(klass, name, name)
#define INSTALL_SIMPLE_READER_WITH_KEY(klass, name, key)    (void)mouse_install_simple_accessor(aTHX_ "Mouse::Meta::" #klass "::" #name, #key, sizeof(#key)-1, XS_Mouse_simple_reader)

#define INSTALL_SIMPLE_WRITER(klass, name)                  INSTALL_SIMPLE_WRITER_WITH_KEY(klass, name, name)
#define INSTALL_SIMPLE_WRITER_WITH_KEY(klass, name, key)    (void)mouse_install_simple_accessor(aTHX_ "Mouse::Meta::" #klass "::" #name, #key, sizeof(#key)-1, XS_Mouse_simple_writer)

#define INSTALL_SIMPLE_PREDICATE(klass, name)                INSTALL_SIMPLE_PREDICATE_WITH_KEY(klass, name, name)
#define INSTALL_SIMPLE_PREDICATE_WITH_KEY(klass, name, key) (void)mouse_install_simple_accessor(aTHX_ "Mouse::Meta::" #klass "::" #name, #key, sizeof(#key)-1, XS_Mouse_simple_predicate)

CV* mouse_install_simple_accessor(pTHX_ const char* const fq_name, const char* const key, I32 const keylen, XSUBADDR_t const accessor_impl);

XS(XS_Mouse_simple_reader);
XS(XS_Mouse_simple_writer);
XS(XS_Mouse_simple_clearer);
XS(XS_Mouse_simple_predicate);

CV* mouse_instantiate_xs_accessor(pTHX_ SV* const attr, XSUBADDR_t const accessor_impl);

XS(XS_Mouse_accessor);
XS(XS_Mouse_reader);
XS(XS_Mouse_writer);

/* type constraints */

int mouse_tc_check(pTHX_ SV* const tc, SV* const sv);

int mouse_tc_Any       (pTHX_ SV*, SV* const sv);
int mouse_tc_Bool      (pTHX_ SV*, SV* const sv);
int mouse_tc_Undef     (pTHX_ SV*, SV* const sv);
int mouse_tc_Defined   (pTHX_ SV*, SV* const sv);
int mouse_tc_Value     (pTHX_ SV*, SV* const sv);
int mouse_tc_Num       (pTHX_ SV*, SV* const sv);
int mouse_tc_Int       (pTHX_ SV*, SV* const sv);
int mouse_tc_Str       (pTHX_ SV*, SV* const sv);
int mouse_tc_ClassName (pTHX_ SV*, SV* const sv);
int mouse_tc_RoleName  (pTHX_ SV*, SV* const sv);
int mouse_tc_Ref       (pTHX_ SV*, SV* const sv);
int mouse_tc_ScalarRef (pTHX_ SV*, SV* const sv);
int mouse_tc_ArrayRef  (pTHX_ SV*, SV* const sv);
int mouse_tc_HashRef   (pTHX_ SV*, SV* const sv);
int mouse_tc_CodeRef   (pTHX_ SV*, SV* const sv);
int mouse_tc_RegexpRef (pTHX_ SV*, SV* const sv);
int mouse_tc_GlobRef   (pTHX_ SV*, SV* const sv);
int mouse_tc_FileHandle(pTHX_ SV*, SV* const sv);
int mouse_tc_Object    (pTHX_ SV*, SV* const sv);

CV* mouse_generate_isa_predicate_for(pTHX_ SV* const klass, const char* const predicate_name);

int mouse_is_an_instance_of(pTHX_ HV* const stash, SV* const instance);

XS(XS_Mouse_constraint_check);

#endif /* !MOUSE_H */
Commit	Line	Data
df6dd016	1	#ifndef MOUSE_H
	2	#define MOUSE_H
	3
	4	#define PERL_NO_GET_CONTEXT
	5	#include <EXTERN.h>
	6	#include <perl.h>
	7	#include <XSUB.h>
	8
3ea28db6	9	#define NEED_newSVpvn_flags
df6dd016	10	#include "ppport.h"
df6dd016	11
3ea28db6	12	/* for portability */
cccb83de	13	#ifndef newSVpvs_share
	14	#define newSVpvs_share(s) Perl_newSVpvn_share(aTHX_ s, sizeof(s)-1, 0U)
	15	#endif
	16
3ea28db6	17	#ifndef GvNAME_get
	18	#define GvNAME_get GvNAME
	19	#endif
	20	#ifndef GvNAMELEN_get
	21	#define GvNAMELEN_get GvNAMELEN
	22	#endif
	23
cccb83de	24	#ifndef mro_get_linear_isa
	25	#define no_mro_get_linear_isa
	26	#define mro_get_linear_isa(stash) mouse_mro_get_linear_isa(aTHX_ stash)
3ea28db6	27	AV* mouse_mro_get_linear_isa(pTHX_ HV* const stash);
cccb83de	28	#endif /* !mro_get_linear_isa */
	29
	30	#ifndef mro_get_pkg_gen
	31	#ifdef no_mro_get_linear_isa
	32	#define mro_get_pkg_gen(stash) ((void)stash, PL_sub_generation)
	33	#else
	34	#define mro_get_pkg_gen(stash) (HvAUX(stash)->xhv_mro_meta ? HvAUX(stash)->xhv_mro_meta->pkg_gen : (U32)0)
	35	#endif /* !no_mro_get_linear_isa */
	36	#endif /* mro_get_package_gen */
	37
3ea28db6	38	#define MOUSE_CALL_BOOT(name) STMT_START { \
43165725	39	EXTERN_C XS(CAT2(boot_, name)); \
	40	PUSHMARK(SP); \
	41	CALL_FPTR(CAT2(boot_, name))(aTHX_ cv); \
	42	} STMT_END
	43
cccb83de	44	extern SV* mouse_package;
cccb83de	45	extern SV* mouse_namespace;
a5df48e5	46	extern SV* mouse_methods;
a5df48e5	47	extern SV* mouse_name;
43165725	48
93540011	49	void
	50	mouse_throw_error(SV* const metaobject, SV* const data /* not used /, const char const fmt, ...)
	51	#ifdef __attribute__format__
	52	__attribute__format__(__printf__, 3, 4);
	53	#else
	54	;
	55	#endif
	56
df6dd016	57	#define is_class_loaded(sv) mouse_is_class_loaded(aTHX_ sv)
	58	bool mouse_is_class_loaded(pTHX_ SV*);
	59
016e4681	60	#define is_an_instance_of(klass, sv) mouse_is_an_instance_of(aTHX_ gv_stashpvs(klass, GV_ADD), (sv))
df6dd016	61
80aa5731	62	#define IsObject(sv) (SvROK(sv) && SvOBJECT(SvRV(sv)))
	63	#define IsArrayRef(sv) (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVAV)
	64	#define IsHashRef(sv) (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVHV)
	65	#define IsCodeRef(sv) (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVCV)
df6dd016	66
	67	#define mcall0(invocant, m) mouse_call0(aTHX_ (invocant), (m))
	68	#define mcall1(invocant, m, arg1) mouse_call1(aTHX_ (invocant), (m), (arg1))
3bbf4eef	69	#define mcall0s(invocant, m) mcall0((invocant), sv_2mortal(newSVpvs_share(m)))
3bbf4eef	70	#define mcall1s(invocant, m, arg1) mcall1((invocant), sv_2mortal(newSVpvs_share(m)), (arg1))
df6dd016	71
	72	SV* mouse_call0(pTHX_ SV const self, SV const method);
	73	SV* mouse_call1(pTHX_ SV const self, SV const method, SV* const arg1);
	74
43165725	75	#define MOUSEf_DIE_ON_FAIL 0x01
	76	MAGIC* mouse_mg_find(pTHX_ SV* const sv, const MGVTBL* const vtbl, I32 const flags);
	77
93540011	78	/* MOUSE_av_at(av, ix) is the safer version of AvARRAY(av)[ix] if perl is compiled with -DDEBUGGING */
	79	#ifdef DEBUGGING
	80	#define MOUSE_av_at(av, ix) *mouse_av_at_safe(aTHX_ (av) , (ix))
	81	SV** mouse_av_at_safe(pTHX_ AV* const mi, I32 const ix);
	82	#else
	83	#define MOUSE_av_at(av, ix) AvARRAY(av)[ix]
	84	#endif
	85
	86	#define dMOUSE_self SV* const self = mouse_accessor_get_self(aTHX_ ax, items, cv)
	87	SV* mouse_accessor_get_self(pTHX_ I32 const ax, I32 const items, CV* const cv);
	88
	89	#define MOUSE_mg_obj(mg) ((mg)->mg_obj)
	90	#define MOUSE_mg_ptr(mg) ((mg)->mg_ptr)
	91	#define MOUSE_mg_flags(mg) ((mg)->mg_private)
	92	#define MOUSE_mg_virtual(mg) ((mg)->mg_virtual)
	93
	94	#define MOUSE_mg_slot(mg) MOUSE_mg_obj(mg)
	95	#define MOUSE_mg_xa(mg) ((AV*)MOUSE_mg_ptr(mg))
	96
43165725	97
	98	/* mouse_instance.xs stuff */
	99	SV* mouse_instance_create (pTHX_ HV* const stash);
	100	SV* mouse_instance_clone (pTHX_ SV* const instance);
	101	bool mouse_instance_has_slot (pTHX_ SV* const instance, SV* const slot);
	102	SV* mouse_instance_get_slot (pTHX_ SV* const instance, SV* const slot);
	103	SV* mouse_instance_set_slot (pTHX_ SV* const instance, SV* const slot, SV* const value);
	104	SV* mouse_instance_delete_slot(pTHX_ SV* const instance, SV* const slot);
	105	void mouse_instance_weaken_slot(pTHX_ SV* const instance, SV* const slot);
	106
f790c46b	107	#define has_slot(self, key) mouse_instance_has_slot(aTHX_ self, key)
	108	#define get_slot(self, key) mouse_instance_get_slot(aTHX_ self, key)
	109	#define set_slot(self, key, value) mouse_instance_set_slot(aTHX_ self, key, value)
6fe2272b	110	#define delete_slot(self, key) mouse_instance_delete_slot(aTHX_ self, key)
6fe2272b	111	#define weaken_slot(self, key) mouse_instance_weaken_slot(aTHX_ self, key)
f790c46b	112
6fe2272b	113	#define has_slots(self, key) has_slot(self, sv_2mortal(newSVpvs_share(key)))
	114	#define get_slots(self, key) get_slot(self, sv_2mortal(newSVpvs_share(key)))
	115	#define set_slots(self, key, value) set_slot(self, sv_2mortal(newSVpvs_share(key)), value)
43165725	116
	117	/* mouse_simle_accessor.xs */
	118	#define INSTALL_SIMPLE_READER(klass, name) INSTALL_SIMPLE_READER_WITH_KEY(klass, name, name)
30e11004	119	#define INSTALL_SIMPLE_READER_WITH_KEY(klass, name, key) (void)mouse_install_simple_accessor(aTHX_ "Mouse::Meta::" #klass "::" #name, #key, sizeof(#key)-1, XS_Mouse_simple_reader)
43165725	120
43165725	121	#define INSTALL_SIMPLE_WRITER(klass, name) INSTALL_SIMPLE_WRITER_WITH_KEY(klass, name, name)
30e11004	122	#define INSTALL_SIMPLE_WRITER_WITH_KEY(klass, name, key) (void)mouse_install_simple_accessor(aTHX_ "Mouse::Meta::" #klass "::" #name, #key, sizeof(#key)-1, XS_Mouse_simple_writer)
43165725	123
43165725	124	#define INSTALL_SIMPLE_PREDICATE(klass, name) INSTALL_SIMPLE_PREDICATE_WITH_KEY(klass, name, name)
30e11004	125	#define INSTALL_SIMPLE_PREDICATE_WITH_KEY(klass, name, key) (void)mouse_install_simple_accessor(aTHX_ "Mouse::Meta::" #klass "::" #name, #key, sizeof(#key)-1, XS_Mouse_simple_predicate)
43165725	126
	127	CV* mouse_install_simple_accessor(pTHX_ const char* const fq_name, const char* const key, I32 const keylen, XSUBADDR_t const accessor_impl);
	128
30e11004	129	XS(XS_Mouse_simple_reader);
	130	XS(XS_Mouse_simple_writer);
	131	XS(XS_Mouse_simple_clearer);
	132	XS(XS_Mouse_simple_predicate);
df6dd016	133
93540011	134	CV* mouse_instantiate_xs_accessor(pTHX_ SV* const attr, XSUBADDR_t const accessor_impl);
93540011	135
30e11004	136	XS(XS_Mouse_accessor);
	137	XS(XS_Mouse_reader);
	138	XS(XS_Mouse_writer);
93540011	139
7d96ae4d	140	/* type constraints */
7d96ae4d	141
1d5ecd5f	142	int mouse_tc_check(pTHX_ SV* const tc, SV* const sv);
19462c57	143
	144	int mouse_tc_Any (pTHX_ SV, SV const sv);
	145	int mouse_tc_Bool (pTHX_ SV, SV const sv);
	146	int mouse_tc_Undef (pTHX_ SV, SV const sv);
	147	int mouse_tc_Defined (pTHX_ SV, SV const sv);
	148	int mouse_tc_Value (pTHX_ SV, SV const sv);
	149	int mouse_tc_Num (pTHX_ SV, SV const sv);
	150	int mouse_tc_Int (pTHX_ SV, SV const sv);
	151	int mouse_tc_Str (pTHX_ SV, SV const sv);
	152	int mouse_tc_ClassName (pTHX_ SV, SV const sv);
	153	int mouse_tc_RoleName (pTHX_ SV, SV const sv);
	154	int mouse_tc_Ref (pTHX_ SV, SV const sv);
	155	int mouse_tc_ScalarRef (pTHX_ SV, SV const sv);
	156	int mouse_tc_ArrayRef (pTHX_ SV, SV const sv);
	157	int mouse_tc_HashRef (pTHX_ SV, SV const sv);
	158	int mouse_tc_CodeRef (pTHX_ SV, SV const sv);
	159	int mouse_tc_RegexpRef (pTHX_ SV, SV const sv);
	160	int mouse_tc_GlobRef (pTHX_ SV, SV const sv);
	161	int mouse_tc_FileHandle(pTHX_ SV, SV const sv);
	162	int mouse_tc_Object (pTHX_ SV, SV const sv);
7d96ae4d	163
672bde7c	164	CV* mouse_generate_isa_predicate_for(pTHX_ SV* const klass, const char* const predicate_name);
f48920c1	165
016e4681	166	int mouse_is_an_instance_of(pTHX_ HV* const stash, SV* const instance);
016e4681	167
19462c57	168	XS(XS_Mouse_constraint_check);
af5eccce	169
df6dd016	170	#endif /* !MOUSE_H */
df6dd016	171