[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>

#include "ppport.h"

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

#ifndef get_cvs
#define get_cvs(name, flags) get_cv(name, flags)
#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
	9	#include "ppport.h"
	10
3ea28db6	11	/* for portability */
cccb83de	12	#ifndef newSVpvs_share
	13	#define newSVpvs_share(s) Perl_newSVpvn_share(aTHX_ s, sizeof(s)-1, 0U)
	14	#endif
	15
da4432f3	16	#ifndef get_cvs
	17	#define get_cvs(name, flags) get_cv(name, flags)
	18	#endif
	19
3ea28db6	20	#ifndef GvNAME_get
	21	#define GvNAME_get GvNAME
	22	#endif
	23	#ifndef GvNAMELEN_get
	24	#define GvNAMELEN_get GvNAMELEN
	25	#endif
	26
cccb83de	27	#ifndef mro_get_linear_isa
	28	#define no_mro_get_linear_isa
	29	#define mro_get_linear_isa(stash) mouse_mro_get_linear_isa(aTHX_ stash)
3ea28db6	30	AV* mouse_mro_get_linear_isa(pTHX_ HV* const stash);
cccb83de	31	#endif /* !mro_get_linear_isa */
	32
	33	#ifndef mro_get_pkg_gen
	34	#ifdef no_mro_get_linear_isa
	35	#define mro_get_pkg_gen(stash) ((void)stash, PL_sub_generation)
	36	#else
	37	#define mro_get_pkg_gen(stash) (HvAUX(stash)->xhv_mro_meta ? HvAUX(stash)->xhv_mro_meta->pkg_gen : (U32)0)
	38	#endif /* !no_mro_get_linear_isa */
	39	#endif /* mro_get_package_gen */
	40
3ea28db6	41	#define MOUSE_CALL_BOOT(name) STMT_START { \
43165725	42	EXTERN_C XS(CAT2(boot_, name)); \
	43	PUSHMARK(SP); \
	44	CALL_FPTR(CAT2(boot_, name))(aTHX_ cv); \
	45	} STMT_END
	46
cccb83de	47	extern SV* mouse_package;
cccb83de	48	extern SV* mouse_namespace;
a5df48e5	49	extern SV* mouse_methods;
a5df48e5	50	extern SV* mouse_name;
43165725	51
93540011	52	void
	53	mouse_throw_error(SV* const metaobject, SV* const data /* not used /, const char const fmt, ...)
	54	#ifdef __attribute__format__
	55	__attribute__format__(__printf__, 3, 4);
	56	#else
	57	;
	58	#endif
	59
df6dd016	60	#define is_class_loaded(sv) mouse_is_class_loaded(aTHX_ sv)
	61	bool mouse_is_class_loaded(pTHX_ SV*);
	62
016e4681	63	#define is_an_instance_of(klass, sv) mouse_is_an_instance_of(aTHX_ gv_stashpvs(klass, GV_ADD), (sv))
df6dd016	64
80aa5731	65	#define IsObject(sv) (SvROK(sv) && SvOBJECT(SvRV(sv)))
	66	#define IsArrayRef(sv) (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVAV)
	67	#define IsHashRef(sv) (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVHV)
	68	#define IsCodeRef(sv) (SvROK(sv) && !SvOBJECT(SvRV(sv)) && SvTYPE(SvRV(sv)) == SVt_PVCV)
df6dd016	69
	70	#define mcall0(invocant, m) mouse_call0(aTHX_ (invocant), (m))
	71	#define mcall1(invocant, m, arg1) mouse_call1(aTHX_ (invocant), (m), (arg1))
3bbf4eef	72	#define mcall0s(invocant, m) mcall0((invocant), sv_2mortal(newSVpvs_share(m)))
3bbf4eef	73	#define mcall1s(invocant, m, arg1) mcall1((invocant), sv_2mortal(newSVpvs_share(m)), (arg1))
df6dd016	74
	75	SV* mouse_call0(pTHX_ SV const self, SV const method);
	76	SV* mouse_call1(pTHX_ SV const self, SV const method, SV* const arg1);
	77
43165725	78	#define MOUSEf_DIE_ON_FAIL 0x01
	79	MAGIC* mouse_mg_find(pTHX_ SV* const sv, const MGVTBL* const vtbl, I32 const flags);
	80
93540011	81	/* MOUSE_av_at(av, ix) is the safer version of AvARRAY(av)[ix] if perl is compiled with -DDEBUGGING */
	82	#ifdef DEBUGGING
	83	#define MOUSE_av_at(av, ix) *mouse_av_at_safe(aTHX_ (av) , (ix))
	84	SV** mouse_av_at_safe(pTHX_ AV* const mi, I32 const ix);
	85	#else
	86	#define MOUSE_av_at(av, ix) AvARRAY(av)[ix]
	87	#endif
	88
	89	#define dMOUSE_self SV* const self = mouse_accessor_get_self(aTHX_ ax, items, cv)
	90	SV* mouse_accessor_get_self(pTHX_ I32 const ax, I32 const items, CV* const cv);
	91
	92	#define MOUSE_mg_obj(mg) ((mg)->mg_obj)
	93	#define MOUSE_mg_ptr(mg) ((mg)->mg_ptr)
	94	#define MOUSE_mg_flags(mg) ((mg)->mg_private)
	95	#define MOUSE_mg_virtual(mg) ((mg)->mg_virtual)
	96
	97	#define MOUSE_mg_slot(mg) MOUSE_mg_obj(mg)
	98	#define MOUSE_mg_xa(mg) ((AV*)MOUSE_mg_ptr(mg))
	99
43165725	100
	101	/* mouse_instance.xs stuff */
	102	SV* mouse_instance_create (pTHX_ HV* const stash);
	103	SV* mouse_instance_clone (pTHX_ SV* const instance);
	104	bool mouse_instance_has_slot (pTHX_ SV* const instance, SV* const slot);
	105	SV* mouse_instance_get_slot (pTHX_ SV* const instance, SV* const slot);
	106	SV* mouse_instance_set_slot (pTHX_ SV* const instance, SV* const slot, SV* const value);
	107	SV* mouse_instance_delete_slot(pTHX_ SV* const instance, SV* const slot);
	108	void mouse_instance_weaken_slot(pTHX_ SV* const instance, SV* const slot);
	109
f790c46b	110	#define has_slot(self, key) mouse_instance_has_slot(aTHX_ self, key)
	111	#define get_slot(self, key) mouse_instance_get_slot(aTHX_ self, key)
	112	#define set_slot(self, key, value) mouse_instance_set_slot(aTHX_ self, key, value)
6fe2272b	113	#define delete_slot(self, key) mouse_instance_delete_slot(aTHX_ self, key)
6fe2272b	114	#define weaken_slot(self, key) mouse_instance_weaken_slot(aTHX_ self, key)
f790c46b	115
6fe2272b	116	#define has_slots(self, key) has_slot(self, sv_2mortal(newSVpvs_share(key)))
	117	#define get_slots(self, key) get_slot(self, sv_2mortal(newSVpvs_share(key)))
	118	#define set_slots(self, key, value) set_slot(self, sv_2mortal(newSVpvs_share(key)), value)
43165725	119
	120	/* mouse_simle_accessor.xs */
	121	#define INSTALL_SIMPLE_READER(klass, name) INSTALL_SIMPLE_READER_WITH_KEY(klass, name, name)
30e11004	122	#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	123
43165725	124	#define INSTALL_SIMPLE_WRITER(klass, name) INSTALL_SIMPLE_WRITER_WITH_KEY(klass, name, name)
30e11004	125	#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	126
43165725	127	#define INSTALL_SIMPLE_PREDICATE(klass, name) INSTALL_SIMPLE_PREDICATE_WITH_KEY(klass, name, name)
30e11004	128	#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	129
	130	CV* mouse_install_simple_accessor(pTHX_ const char* const fq_name, const char* const key, I32 const keylen, XSUBADDR_t const accessor_impl);
	131
30e11004	132	XS(XS_Mouse_simple_reader);
	133	XS(XS_Mouse_simple_writer);
	134	XS(XS_Mouse_simple_clearer);
	135	XS(XS_Mouse_simple_predicate);
df6dd016	136
93540011	137	CV* mouse_instantiate_xs_accessor(pTHX_ SV* const attr, XSUBADDR_t const accessor_impl);
93540011	138
30e11004	139	XS(XS_Mouse_accessor);
	140	XS(XS_Mouse_reader);
	141	XS(XS_Mouse_writer);
93540011	142
7d96ae4d	143	/* type constraints */
7d96ae4d	144
1d5ecd5f	145	int mouse_tc_check(pTHX_ SV* const tc, SV* const sv);
19462c57	146
	147	int mouse_tc_Any (pTHX_ SV, SV const sv);
	148	int mouse_tc_Bool (pTHX_ SV, SV const sv);
	149	int mouse_tc_Undef (pTHX_ SV, SV const sv);
	150	int mouse_tc_Defined (pTHX_ SV, SV const sv);
	151	int mouse_tc_Value (pTHX_ SV, SV const sv);
	152	int mouse_tc_Num (pTHX_ SV, SV const sv);
	153	int mouse_tc_Int (pTHX_ SV, SV const sv);
	154	int mouse_tc_Str (pTHX_ SV, SV const sv);
	155	int mouse_tc_ClassName (pTHX_ SV, SV const sv);
	156	int mouse_tc_RoleName (pTHX_ SV, SV const sv);
	157	int mouse_tc_Ref (pTHX_ SV, SV const sv);
	158	int mouse_tc_ScalarRef (pTHX_ SV, SV const sv);
	159	int mouse_tc_ArrayRef (pTHX_ SV, SV const sv);
	160	int mouse_tc_HashRef (pTHX_ SV, SV const sv);
	161	int mouse_tc_CodeRef (pTHX_ SV, SV const sv);
	162	int mouse_tc_RegexpRef (pTHX_ SV, SV const sv);
	163	int mouse_tc_GlobRef (pTHX_ SV, SV const sv);
	164	int mouse_tc_FileHandle(pTHX_ SV, SV const sv);
	165	int mouse_tc_Object (pTHX_ SV, SV const sv);
7d96ae4d	166
672bde7c	167	CV* mouse_generate_isa_predicate_for(pTHX_ SV* const klass, const char* const predicate_name);
f48920c1	168
016e4681	169	int mouse_is_an_instance_of(pTHX_ HV* const stash, SV* const instance);
016e4681	170
19462c57	171	XS(XS_Mouse_constraint_check);
af5eccce	172
df6dd016	173	#endif /* !MOUSE_H */
df6dd016	174