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yap-6.3/library/yap2swi/yap2swi.h
vsc 21aab28a59 new error handlong mechanism 
new YAP_ foreign interface
fix unbound_first_arg in call_with_args


git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@582 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
2002-09-09 17:40:12 +00:00

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/* yap2swi.h */
/*
* Project: jpl for Yap Prolog
* Author: Steve Moyle and Vitor Santos Costa
* Email: steve.moyle@comlab.ox.ac.uk
* Date: 21 January 2002
* Copyright (c) 2002 Steve Moyle and Vitor Santos Costa. All rights reserved.
*/
//=== includes ===============================================================
#include <YapInterface.h>
#include <stdarg.h>
#if defined(_MSC_VER) && defined(YAP_EXPORTS)
#define X_API __declspec(dllexport)
#else
#define X_API
#endif
typedef unsigned int fid_t;
typedef unsigned int term_t;
typedef int module_t;
typedef YAP_Atom atom_t;
typedef YAP_Term *predicate_t;
typedef struct open_query_struct *qid_t;
typedef long functor_t;
typedef int (*PL_agc_hook_t)(atom_t);
typedef int (*CPredicate)(void);
typedef struct _PL_extension
{ char *predicate_name; /* Name of the predicate */
short arity; /* Arity of the predicate */
CPredicate function; /* Implementing functions */
short flags; /* Or of PL_FA_... */
} PL_extension;
#define PL_FA_NOTRACE (0x01) /* foreign cannot be traced */
#define PL_FA_TRANSPARENT (0x02) /* foreign is module transparent */
#define PL_FA_NONDETERMINISTIC (0x04) /* foreign is non-deterministic */
#define PL_FA_VARARGS (0x08) /* call using t0, ac, ctx */
/* begin from pl-itf.h */
#define PL_VARIABLE (1) /* nothing */
#define PL_ATOM (2) /* const char * */
#define PL_INTEGER (3) /* int */
#define PL_FLOAT (4) /* double */
#define PL_STRING (5) /* const char * */
#define PL_TERM (6)
/* PL_unify_term() */
#define PL_FUNCTOR (10) /* functor_t, arg ... */
#define PL_LIST (11) /* length, arg ... */
#define PL_CHARS (12) /* const char * */
#define PL_POINTER (13) /* void * */
/* PlArg::PlArg(text, type) */
#define PL_CODE_LIST (14) /* [ascii...] */
#define PL_CHAR_LIST (15) /* [h,e,l,l,o] */
#define PL_BOOL (16) /* PL_set_feature() */
#define PL_FUNCTOR_CHARS (17) /* PL_unify_term() */
#define PL_PREDICATE_INDICATOR (18) /* predicate_t (Procedure) */
#define PL_SHORT (19) /* short */
#define PL_INT (20) /* int */
#define PL_LONG (21) /* long */
#define PL_DOUBLE (22) /* double */
#define CVT_ATOM 0x0001
#define CVT_STRING 0x0002
#define CVT_LIST 0x0004
#define CVT_INTEGER 0x0008
#define CVT_FLOAT 0x0010
#define CVT_VARIABLE 0x0020
#define CVT_NUMBER (CVT_INTEGER|CVT_FLOAT)
#define CVT_ATOMIC (CVT_NUMBER|CVT_ATOM|CVT_STRING)
#define CVT_WRITE 0x0040 /* as of version 3.2.10 */
#define CVT_ALL (CVT_ATOMIC|CVT_LIST)
#define CVT_MASK 0x00ff
#define BUF_DISCARDABLE 0x0000
#define BUF_RING 0x0100
#define BUF_MALLOC 0x0200
/* end from pl-itf.h */
extern X_API PL_agc_hook_t PL_agc_hook(PL_agc_hook_t);
extern X_API char* PL_atom_chars(atom_t);
extern X_API term_t PL_copy_term_ref(term_t);
extern X_API term_t PL_new_term_ref(void);
extern X_API term_t PL_new_term_refs(int);
extern X_API void PL_reset_term_refs(term_t);
/* begin PL_get_* functions =============================*/
extern X_API int PL_get_arg(int, term_t, term_t);
extern X_API int PL_get_atom(term_t, YAP_Atom *);
extern X_API int PL_get_atom_chars(term_t, char **);
extern X_API int PL_get_chars(term_t, char **, unsigned);
extern X_API int PL_get_functor(term_t, functor_t *);
extern X_API int PL_get_float(term_t, double *);
extern X_API int PL_get_head(term_t, term_t);
extern X_API int PL_get_integer(term_t, int *);
extern X_API int PL_get_list(term_t, term_t, term_t);
extern X_API int PL_get_long(term_t, long *);
extern X_API int PL_get_list_chars(term_t, char **, unsigned);
extern X_API int PL_get_module(term_t, module_t *);
extern X_API int PL_get_name_arity(term_t, atom_t *, int *);
extern X_API int PL_get_nil(term_t);
extern X_API int PL_get_pointer(term_t, void **);
extern X_API int PL_get_string(term_t, char **, int *);
extern X_API int PL_get_tail(term_t, term_t);
/* end PL_get_* functions =============================*/
/* begin PL_new_* functions =============================*/
extern X_API atom_t PL_new_atom(const char *);
extern X_API functor_t PL_new_functor(atom_t, int);
extern X_API atom_t PL_functor_name(functor_t);
extern X_API int PL_functor_arity(functor_t);
/* end PL_new_* functions =============================*/
/* begin PL_put_* functions =============================*/
extern X_API void PL_cons_functor(term_t, functor_t,...);
extern X_API void PL_cons_functor_v(term_t, functor_t,term_t);
extern X_API void PL_cons_list(term_t, term_t, term_t);
extern X_API void PL_put_atom(term_t, atom_t);
extern X_API void PL_put_atom_chars(term_t, const char *);
extern X_API void PL_put_float(term_t, double);
extern X_API void PL_put_functor(term_t, functor_t t);
extern X_API void PL_put_integer(term_t, long);
extern X_API void PL_put_list(term_t);
extern X_API void PL_put_nil(term_t);
extern X_API void PL_put_pointer(term_t, void *);
extern X_API void PL_put_string_chars(term_t, const char *);
extern X_API void PL_put_term(term_t, term_t);
extern X_API void PL_put_variable(term_t);
/* end PL_put_* functions =============================*/
/* begin PL_unify_* functions =============================*/
extern X_API int PL_unify(term_t, term_t);
extern X_API int PL_unify_atom(term_t, atom_t);
extern X_API int PL_unify_atom_chars(term_t, const char *);
extern X_API int PL_unify_float(term_t, double);
extern X_API int PL_unify_integer(term_t, long);
extern X_API int PL_unify_list(term_t, term_t, term_t);
extern X_API int PL_unify_list_chars(term_t, const char *);
extern X_API int PL_unify_nil(term_t);
extern X_API int PL_unify_pointer(term_t, void *);
extern X_API int PL_unify_string_chars(term_t, const char *);
extern X_API int PL_unify_term(term_t,...);
/* end PL_unify_* functions =============================*/
/* begin PL_is_* functions =============================*/
extern X_API int PL_is_atom(term_t);
extern X_API int PL_is_atomic(term_t);
extern X_API int PL_is_compound(term_t);
extern X_API int PL_is_float(term_t);
extern X_API int PL_is_functor(term_t, functor_t);
extern X_API int PL_is_integer(term_t);
extern X_API int PL_is_list(term_t);
extern X_API int PL_is_number(term_t);
extern X_API int PL_is_string(term_t);
extern X_API int PL_is_variable(term_t);
extern X_API int PL_term_type(term_t);
/* end PL_is_* functions =============================*/
extern X_API void PL_halt(int);
extern X_API int PL_initialise(int, char **, char **);
extern X_API void PL_close_foreign_frame(fid_t);
extern X_API void PL_discard_foreign_frame(fid_t);
extern X_API fid_t PL_open_foreign_frame(void);
extern X_API int PL_raise_exception(term_t);
extern X_API void PL_unregister_atom(atom_t);
extern X_API predicate_t PL_pred(functor_t, module_t);
extern X_API predicate_t PL_predicate(const char *, int, const char *);
extern X_API void PL_predicate_info(predicate_t, atom_t *, int *, module_t *);
extern X_API qid_t PL_open_query(module_t, int, predicate_t, term_t);
extern X_API int PL_next_solution(qid_t);
extern X_API void PL_cut_query(qid_t);
extern X_API void PL_close_query(qid_t);
extern X_API term_t PL_exception(qid_t);
extern X_API int PL_call_predicate(module_t, int, predicate_t, term_t);
extern X_API int PL_call(term_t, module_t);
extern X_API void PL_register_extensions(PL_extension *);
extern X_API int Sprintf(char *,...);
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