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yap-6.3/H/pl-incl.h

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2008-12-22 12:02:22 +00:00
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#ifndef PL_INCL_H
#define PL_INCL_H 1
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#ifndef __WINDOWS__
#if defined(_MSC_VER) || defined(__MINGW32__)
#define __WINDOWS__ 1
#endif
#endif
#ifdef __WINDOWS__
#if HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#include <windows.h>
#if HAVE_XOS_H
#include <xos.h> /* Windows POSIX enhancements */
#endif
#include "windows/uxnt.h" /* More Windows POSIX enhancements */
#endif
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#include "Yap.h"
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#include "YapHeap.h"
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/* define that we are in the pl-* code */
#define _PL_EMULATION_LAYER 1
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/* include all stuff that is exported to yap */
#include "pl-shared.h"
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#define PLVERSION YAP_VERSION
#define PLNAME "yap"
#define SWIP "swi_"
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/* PL internal magic */
typedef word * Word;
/* SWI internal name for a predicate */
typedef struct pred_entry * Procedure; /* predicate */
/* try not to pollute the SWI space */
#ifdef P
#undef P
#endif
#ifdef B
#undef B
#endif
#ifdef S
#undef S
#endif
#ifdef H
#undef H
#endif
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// used by swi
#ifdef SIZEOF_INT_P
#define SIZEOF_VOIDP SIZEOF_INT_P
#define SIZEOF_LONG SIZEOF_LONG_INT
#else
bad config
#endif
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/* swi code called from pl-incl.h */
/* should have messages here */
#ifdef DEBUG
#undef DEBUG
#endif
#define DEBUG(LEVEL, COMMAND)
/* vsc: needs defining before getting rid of YAP locks */
static inline int
do_startCritical(void) {
CACHE_REGS
YAPEnterCriticalSection();
return 1;
}
static inline int
do_endCritical(void) {
CACHE_REGS
YAPLeaveCriticalSection();
return 1;
}
#define startCritical do_startCritical()
#define endCritical do_endCritical()
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#ifdef LOCK
#undef LOCK
#endif
#ifdef UNLOCK
#undef UNLOCK
#endif
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#include <SWI-Stream.h>
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#ifdef HAVE_ERRNO_H
#include <errno.h>
#else
extern int errno;
#endif
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typedef int Char; /* char that can pass EOF */
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#define usedStack(D) 0
#define exception_term (LD->exception.term)
#define Suser_input (LD->IO.streams[0])
#define Suser_output (LD->IO.streams[1])
#define Suser_error (LD->IO.streams[2])
#define Scurin (LD->IO.streams[3])
#define Scurout (LD->IO.streams[4])
#define Sprotocol (LD->IO.streams[5])
#define Sdin Suser_input /* not used for now */
#define Sdout Suser_output
#define source_file_name (LD->read_source.file)
#define source_line_no (LD->read_source.position.lineno)
#define source_line_pos (LD->read_source.position.linepos)
#define source_char_no (LD->read_source.position.charno)
#define source_byte_no (LD->read_source.position.byteno)
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#define debugstatus (LD->_debugstatus)
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#if SIZE_DOUBLE==SIZEOF_INT_P
#define WORDS_PER_DOUBLE 1
#else
#define WORDS_PER_DOUBLE 2
#endif
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#define allocForeignState(size) ((void *)Yap_AllocCodeSpace(size))
#define freeForeignState(ptr, size) Yap_FreeCodeSpace((void*)(ptr))
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// numbers
typedef enum
{ V_INTEGER, /* integer (64-bit) value */
#ifdef O_GMP
V_MPZ, /* mpz_t */
V_MPQ, /* mpq_t */
#endif
V_FLOAT /* Floating point number (double) */
} numtype;
typedef struct
{ numtype type; /* type of number */
union { double f; /* value as real */
int64_t i; /* value as integer */
word w[WORDS_PER_DOUBLE]; /* for packing/unpacking the double */
#ifdef O_GMP
mpz_t mpz; /* GMP integer */
mpq_t mpq; /* GMP rational */
#endif
} value;
} number, *Number;
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#define TOINT_CONVERT_FLOAT 0x1 /* toIntegerNumber() */
#define TOINT_TRUNCATE 0x2
#ifdef O_GMP
#define intNumber(n) ((n)->type <= V_MPZ)
#else
#define intNumber(n) ((n)->type < V_FLOAT)
#endif
#define floatNumber(n) ((n)->type >= V_FLOAT)
typedef enum
{ NUM_ERROR = FALSE, /* Syntax error */
NUM_OK = TRUE, /* Ok */
NUM_FUNDERFLOW = -1, /* Float underflow */
NUM_FOVERFLOW = -2, /* Float overflow */
NUM_IOVERFLOW = -3 /* Integer overflow */
} strnumstat;
#define Arg(N) (PL__t0+((n)-1))
#define A1 (PL__t0)
#define A2 (PL__t0+1)
#define A3 (PL__t0+2)
#define A3 (PL__t0+2)
#define A4 (PL__t0+3)
#define A5 (PL__t0+4)
#define A6 (PL__t0+5)
#define A7 (PL__t0+6)
#define A8 (PL__t0+7)
#define A9 (PL__t0+8)
#define A10 (PL__t0+9)
/* atom_t macro layer */
#define NULL_ATOM ((atom_t)0)
#if __YAP_PROLOG__
#include "dswiatoms.h"
#else
#include "atoms.h"
#endif
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#if HAVE_STRING_H
#include <string.h>
#endif
#ifdef HAVE_LOCALE_H
#include <locale.h>
#endif
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#ifdef HAVE_LIMITS_H /* get MAXPATHLEN */
#include <limits.h>
#endif
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#include <setjmp.h>
#include <assert.h>
#if HAVE_SYS_PARAM_H
#include <sys/param.h> //MAXPATHLEN
#endif
#if __YAP_PROLOG__
#include "pl-yap.h"
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#if _WIN32
#define __WINDOWS__ 1
#else
#include <pthread.h>
#endif
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#endif
typedef uintptr_t PL_atomic_t; /* same size as a word */
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typedef struct record * Record;
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#define MAXSIGNAL 64
#define SIG_PROLOG_OFFSET 32 /* Start of Prolog signals */
#define SIG_EXCEPTION (SIG_PROLOG_OFFSET+0)
#ifdef O_ATOMGC
#define SIG_ATOM_GC (SIG_PROLOG_OFFSET+1)
#endif
#define SIG_GC (SIG_PROLOG_OFFSET+2)
#ifdef O_PLMT
#define SIG_THREAD_SIGNAL (SIG_PROLOG_OFFSET+3)
#endif
#define SIG_FREECLAUSES (SIG_PROLOG_OFFSET+4)
#define SIG_PLABORT (SIG_PROLOG_OFFSET+5)
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#define LOCAL_OVERFLOW (-1)
#define GLOBAL_OVERFLOW (-2)
#define TRAIL_OVERFLOW (-3)
#define ARGUMENT_OVERFLOW (-4)
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/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Foreign language interface definitions. Note that these macros MUST be
consistent with the definitions in pl-itf.h, which is included with
users foreign language code.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#define NOTRACE PL_FA_NOTRACE
#define META PL_FA_TRANSPARENT
#define NDET PL_FA_NONDETERMINISTIC
#define VA PL_FA_VARARGS
#define CREF PL_FA_CREF
#define ISO PL_FA_ISO
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/********************************
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* THREADS *
*********************************/
#include "pl-thread.h"
#if O_PLMT
/*******************************
* WINDOWS *
*******************************/
#define WM_SIGNALLED (WM_USER+4201) /* how to select a good number!? */
#endif
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/********************************
* UTILITIES *
*********************************/
#define ROUND(p, n) ((((p) + (n) - 1) & ~((n) - 1)))
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/********************************
* Error *
*********************************/
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#define isDefinedProcedure(pred) TRUE // TBD
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#include "pl-error.h"
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/********************************
* Files *
*********************************/
#include "pl-files.h"
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/*******************************
* OPTION LISTS *
*******************************/
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#include "pl-option.h"
/*******************************
* TEXT PROCESSING *
*******************************/
typedef enum
{ CVT_ok = 0, /* Conversion ok */
CVT_wide, /* Conversion needs wide characters */
CVT_partial, /* Input list is partial */
CVT_nolist, /* Input list is not a list */
CVT_nocode, /* List contains a non-code */
CVT_nochar /* List contains a non-char */
} CVT_status;
typedef struct
{ CVT_status status;
word culprit; /* for CVT_nocode/CVT_nochar */
} CVT_result;
#define MAXNEWLINES 5 /* maximum # of newlines in atom */
#define LONGATOM_CHECK 0x01 /* read/1: error on intptr_t atoms */
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/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Operator types. NOTE: if you change OP_*, check operatorTypeToAtom()!
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#define OP_MAXPRIORITY 1200 /* maximum operator priority */
#define OP_PREFIX 0
#define OP_INFIX 1
#define OP_POSTFIX 2
#define OP_MASK 0xf
#define OP_FX (0x10|OP_PREFIX)
#define OP_FY (0x20|OP_PREFIX)
#define OP_XF (0x30|OP_POSTFIX)
#define OP_YF (0x40|OP_POSTFIX)
#define OP_XFX (0x50|OP_INFIX)
#define OP_XFY (0x60|OP_INFIX)
#define OP_YFX (0x70|OP_INFIX)
#define CHARESCAPE (0x0004) /* module */
/*******************************
* COMPARE *
*******************************/
/* Results from comparison operations. Mostly used by compareStandard() */
#define CMP_ERROR -2 /* Error (out of memory) */
#define CMP_LESS -1 /* < */
#define CMP_EQUAL 0 /* == */
#define CMP_GREATER 1 /* > */
#define CMP_NOTEQ 2 /* \== */
/*******************************
* NUMBERVARS *
*******************************/
typedef enum
{ AV_BIND,
AV_SKIP,
AV_ERROR
} av_action;
typedef struct
{ functor_t functor; /* Functor to use ($VAR/1) */
av_action on_attvar; /* How to handle attvars */
int singletons; /* Write singletons as $VAR('_') */
int numbered_check; /* Check for already numbered */
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} nv_options;
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/*******************************
* GET-PROCEDURE *
*******************************/
#define GP_FIND 0 /* find anywhere */
#define GP_FINDHERE 1 /* find in this module */
#define GP_CREATE 2 /* create (in this module) */
#define GP_DEFINE 4 /* define a procedure */
#define GP_RESOLVE 5 /* find defenition */
#define GP_HOW_MASK 0x0ff
#define GP_NAMEARITY 0x100 /* or'ed mask */
#define GP_HIDESYSTEM 0x200 /* hide system module */
#define GP_TYPE_QUIET 0x400 /* don't throw errors on wrong types */
#define GP_EXISTENCE_ERROR 0x800 /* throw error if proc is not found */
#define GP_QUALIFY 0x1000 /* Always module-qualify */
/* get_functor() */
#define GF_EXISTING 1
#define GF_PROCEDURE 2 /* check for max arity */
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/*******************************
* LIST BUILDING *
*******************************/
#include "pl-privitf.h"
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// LOCAL variables (heap will get this form LOCAL
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#define FT_ATOM 0 /* atom feature */
#define FT_BOOL 1 /* boolean feature (true, false) */
#define FT_INTEGER 2 /* integer feature */
#define FT_FLOAT 3 /* float feature */
#define FT_TERM 4 /* term feature */
#define FT_INT64 5 /* passed as int64_t */
#define FT_FROM_VALUE 0x0f /* Determine type from value */
#define FT_MASK 0x0f /* mask to get type */
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#define SYSTEM_MODE (LD->prolog_flag.access_level == ACCESS_LEVEL_SYSTEM)
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#define PL_malloc_atomic malloc
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#define EXCEPTION_GUARDED(code, cleanup) \
{ exception_frame __throw_env; \
__throw_env.parent = LD->exception.throw_environment; \
if ( setjmp(__throw_env.exception_jmp_env) != 0 ) \
{ LD->exception.throw_environment = __throw_env.parent; \
cleanup; \
} else \
{ LD->exception.throw_environment = &__throw_env; \
code; \
LD->exception.throw_environment = __throw_env.parent; \
} \
}
/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
At times an abort is not allowed because the heap is inconsistent the
programmer should call startCritical to start such a code region and
endCritical to end it.
MT/TBD: how to handle this gracefully in the multi-threading case. Does
it mean anything?
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#ifndef TRUE
#define TRUE 1
#define FALSE 0
#endif
#define succeed return TRUE
#define fail return FALSE
#define TRY(goal) if ((goal) == FALSE) fail
/* Flags on module. Most of these flags are copied to the read context
in pl-read.c.
*/
#define M_SYSTEM (0x0001) /* system module */
#define M_CHARESCAPE (0x0002) /* module */
#define DBLQ_CHARS (0x0004) /* "ab" --> ['a', 'b'] */
#define DBLQ_ATOM (0x0008) /* "ab" --> 'ab' */
#define DBLQ_STRING (0x0010) /* "ab" --> "ab" */
#define DBLQ_MASK (DBLQ_CHARS|DBLQ_ATOM|DBLQ_STRING)
#define UNKNOWN_FAIL (0x0020) /* module */
#define UNKNOWN_WARNING (0x0040) /* module */
#define UNKNOWN_ERROR (0x0080) /* module */
#define UNKNOWN_MASK (UNKNOWN_ERROR|UNKNOWN_WARNING|UNKNOWN_FAIL)
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extern int fileerrors;
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extern int ttymode;
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#define CHARESCAPE_FEATURE 0x00001 /* handle \ in atoms */
#define GC_FEATURE 0x00002 /* do GC */
#define TRACE_GC_FEATURE 0x00004 /* verbose gc */
#define TTY_CONTROL_FEATURE 0x00008 /* allow for tty control */
#define READLINE_FEATURE 0x00010 /* readline is loaded */
#define DEBUG_ON_ERROR_FEATURE 0x00020 /* start tracer on error */
#define REPORT_ERROR_FEATURE 0x00040 /* print error message */
#define FILE_CASE_FEATURE 0x00080 /* file names are case sensitive */
#define FILE_CASE_PRESERVING_FEATURE 0x0100 /* case preserving file names */
#define DOS_FILE_NAMES_FEATURE 0x00200 /* dos (8+3) file names */
#define ISO_FEATURE 0x00800 /* Strict ISO compliance */
#define OPTIMISE_FEATURE 0x01000 /* -O: optimised compilation */
#define FILEVARS_FEATURE 0x02000 /* Expand $var and ~ in filename */
#define AUTOLOAD_FEATURE 0x04000 /* do autoloading */
#define CHARCONVERSION_FEATURE 0x08000 /* do character-conversion */
#define LASTCALL_FEATURE 0x10000 /* Last call optimization enabled? */
#define EX_ABORT_FEATURE 0x20000 /* abort with exception */
#define BACKQUOTED_STRING_FEATURE 0x40000 /* `a string` */
#define SIGNALS_FEATURE 0x80000 /* Handle signals */
#define DEBUGINFO_FEATURE 0x100000 /* generate debug info */
int defFeature(const char *c, int f, ...);
int trueFeature(int f);
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/*******************************
* WAKEUP *
*******************************/
#define WAKEUP_STATE_WAKEUP 0x1
#define WAKEUP_STATE_EXCEPTION 0x2
#define WAKEUP_STATE_SKIP_EXCEPTION 0x4
typedef struct wakeup_state
{ fid_t fid; /* foreign frame reference */
int flags;
} wakeup_state;
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/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Defining built-in predicates using the new interface
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#define ESC ((char) 27)
#define streq(s, q) ((strcmp((s), (q)) == 0))
#define CHAR_MODE 0 /* See PL_unify_char() */
#define CODE_MODE 1
#define BYTE_MODE 2
/* string stuff */
/*******************************
* STRING SUPPORT *
*******************************/
char * store_string(const char *s);
void remove_string(char *s);
/* from foreign interface */
/*******************************
* FILENAME SUPPORT *
*******************************/
#define PL_FILE_ABSOLUTE 0x01 /* return absolute path */
#define PL_FILE_OSPATH 0x02 /* return path in OS notation */
#define PL_FILE_SEARCH 0x04 /* use file_search_path */
#define PL_FILE_EXIST 0x08 /* demand file to exist */
#define PL_FILE_READ 0x10 /* demand read-access */
#define PL_FILE_WRITE 0x20 /* demand write-access */
#define PL_FILE_EXECUTE 0x40 /* demand execute-access */
#define PL_FILE_NOERRORS 0x80 /* do not raise exceptions */
#define PL_FA_ISO (0x20) /* Internal: ISO core predicate */
/********************************
* READ WARNINGS *
*********************************/
#define ReadingSource (source_line_no > 0 && \
source_file_name != NULL_ATOM)
#include <pl-text.h>
typedef double real;
#define forwards static /* forwards function declarations */
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/* uxnt package interface */
#if defined(__YAP_PROLOG__) && defined(__MINGW32__)
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#ifndef __WINDOWS__
#define __WINDOWS__ 1
#endif
#endif
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extern int PL_unify_char(term_t chr, int c, int how);
extern int PL_get_char(term_t chr, int *c, int eof);
extern void PL_cleanup_fork(void);
extern int PL_rethrow(void);
extern void PL_get_number(term_t l, number *n);
extern int PL_unify_atomic(term_t t, PL_atomic_t a);
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extern int PL_unify_termv(term_t l, va_list args);
extern int _PL_unify_atomic(term_t t, PL_atomic_t a);
extern int _PL_unify_string(term_t t, word w);
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extern IOSTREAM ** /* provide access to Suser_input, */
_PL_streams(void); /* Suser_output and Suser_error */
extern int get_atom_text(atom_t atom, PL_chars_t *text);
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COMMON(int) get_string_text(atom_t atom, PL_chars_t *text ARG_LD);
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extern char *format_float(double f, char *buf);
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/**** stuff from pl-ctype.c ****/
extern IOENC initEncoding(void);
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/**** stuff from pl-error.c ****/
extern int PL_get_bool_ex(term_t t, int *i);
extern int PL_get_nchars_ex(term_t t, size_t *len, char **s, unsigned int flags);
extern int PL_get_chars_ex(term_t t, char **s, unsigned int flags);
extern int PL_get_integer_ex(term_t t, int *i);
extern int PL_get_long_ex(term_t t, long *i);
extern int PL_get_int64_ex(term_t t, int64_t *i);
extern int PL_get_intptr_ex(term_t t, intptr_t *i);
extern int PL_get_bool_ex(term_t t, int *i);
extern int PL_get_float_ex(term_t t, double *f);
extern int PL_get_char_ex(term_t t, int *p, int eof);
extern int PL_unify_list_ex(term_t l, term_t h, term_t t);
extern int PL_unify_nil_ex(term_t l);
extern int PL_get_list_ex(term_t l, term_t h, term_t t);
extern int PL_get_nil_ex(term_t l);
extern int PL_unify_bool_ex(term_t t, bool val);
extern int PL_unify_bool_ex(term_t t, bool val);
extern int PL_get_bool_ex(term_t t, int *i);
extern int PL_get_integer_ex(term_t t, int *i);
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extern int PL_get_module_ex(term_t t, module_t *m);
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/**** stuff from pl-file.c ****/
extern void initIO(void);
extern void dieIO(void);
extern void protocol(const char *str, size_t n);
extern bool readLine(IOSTREAM *in, IOSTREAM *out, char *buffer);
extern bool tellString(char **s, size_t *size, IOENC enc);
extern bool tellString(char **s, size_t *size, IOENC enc);
extern bool toldString(void);
void closeFiles(int);
atom_t PrologPrompt(void);
word pl_exists_file(term_t name);
char *DirName(const char *f, char *dir);
void outOfCore(void);
word pl_noprotocol(void);
IOSTREAM *PL_current_input(void);
IOSTREAM *PL_current_output(void);
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COMMON(int) stricmp(const char *s1, const char *s2);
COMMON(word) textToString(PL_chars_t *text);
COMMON(int) reportStreamError(IOSTREAM *s);
extern int digitValue(int b, int c);
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PL_EXPORT(int) PL_unify_stream(term_t t, IOSTREAM *s);
PL_EXPORT(int) PL_unify_stream_or_alias(term_t t, IOSTREAM *s);
PL_EXPORT(int) PL_get_stream_handle(term_t t, IOSTREAM **s);
PL_EXPORT(void) PL_write_prompt(int);
PL_EXPORT(int) PL_release_stream(IOSTREAM *s);
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COMMON(atom_t) fileNameStream(IOSTREAM *s);
COMMON(int) streamStatus(IOSTREAM *s);
#define getOutputStream(t, k, s) getOutputStream__LD(t, k, s PASS_LD)
#define getTextOutputStream(t, s) getTextOutputStream__LD(t, s PASS_LD)
#define getBinaryOutputStream(t, s) getBinaryOutputStream__LD(t, s PASS_LD)
#define getInputStream(t, k, s) getInputStream__LD(t, k, s PASS_LD)
#define getTextInputStream(t, s) getTextInputStream__LD(t, s PASS_LD)
#define getBinaryInputStream(t, s) getBinaryInputStream__LD(t, s PASS_LD)
COMMON(int) getTextOutputStream__LD(term_t t, IOSTREAM **s ARG_LD);
COMMON(int) getBinaryOutputStream__LD(term_t t, IOSTREAM **s ARG_LD);
COMMON(int) getTextInputStream__LD(term_t t, IOSTREAM **s ARG_LD);
COMMON(int) getBinaryInputStream__LD(term_t t, IOSTREAM **s ARG_LD);
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COMMON(void) pushOutputContext(void);
COMMON(void) popOutputContext(void);
COMMON(int) getSingleChar(IOSTREAM *s, int signals);
COMMON(void) prompt1(atom_t prompt);
COMMON(atom_t) encoding_to_atom(IOENC enc);
COMMON(int) pl_see(term_t f);
COMMON(int) pl_seen(void);
COMMON(int) unicode_separator(pl_wchar_t c);
COMMON(word) pl_raw_read(term_t term);
COMMON(word) pl_raw_read2(term_t stream, term_t term);
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COMMON(access_level_t) setAccessLevel(access_level_t new_level);
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/**** stuff from pl-error.c ****/
extern void outOfCore(void);
extern void fatalError(const char *fm, ...);
extern int callProlog(module_t module, term_t goal, int flags, term_t *ex);
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extern word notImplemented(char *name, int arity);
/**** stuff from pl-ctype.c ****/
extern void initCharTypes(void);
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/**** stuff from pl-fmt.c ****/
COMMON(word) pl_current_format_predicate(term_t chr, term_t descr,
control_t h);
COMMON(intptr_t) lengthList(term_t list, int errors);
COMMON(word) pl_format_predicate(term_t chr, term_t descr);
COMMON(word) pl_format(term_t fmt, term_t args);
COMMON(word) pl_format3(term_t s, term_t fmt, term_t args);
/**** stuff from pl-glob.c ****/
extern void initGlob(void);
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/**** stuff from pl-os.c ****/
extern void cleanupOs(void);
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extern void PL_clock_wait_ticks(long waited);
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extern void setOSFeatures(void);
extern uintptr_t FreeMemory(void);
extern uint64_t _PL_Random(void);
extern void RemoveTemporaryFiles(void);
extern int Pause(real t);
char *findExecutable(const char *av0, char *buffer);
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extern void setOSPrologFlags(void);
extern void setRandom(unsigned int *seedp);
extern char *canoniseFileName(char *path);
extern char *canonisePath(char *path);
extern void PL_changed_cwd(void);
extern struct tm *LocalTime(long *t, struct tm *r);
extern size_t getenv3(const char *name, char *buf, size_t len);
extern int Setenv(char *name, char *value);
extern int Unsetenv(char *name);
extern int System(char *cmd);
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extern char *expandVars(const char *pattern, char *expanded, int maxlen);
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/**** SWI stuff (emulated in pl-yap.c) ****/
extern int writeAtomToStream(IOSTREAM *so, atom_t at);
extern int valueExpression(term_t t, Number r ARG_LD);
extern word lookupAtom(const char *s, size_t len);
extern atom_t lookupUCSAtom(const pl_wchar_t *s, size_t len);
extern int toIntegerNumber(Number n, int flags);
extern int get_atom_ptr_text(Atom a, PL_chars_t *text);
extern int warning(const char *fm, ...);
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/**** stuff from pl-files.c ****/
void initFiles(void);
int RemoveFile(const char *path);
int PL_get_file_name(term_t n, char **namep, int flags);
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PL_EXPORT(int) PL_get_file_nameW(term_t n, wchar_t **name, int flags);
COMMON(int) unifyTime(term_t t, time_t time);
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COMMON(char) digitName(int n, int sm);
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/**** stuff from pl-utf8.c ****/
size_t utf8_strlen(const char *s, size_t len);
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/**** stuff from pl-version.c ****/
COMMON(void) setGITVersion(void);
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/**** stuff from pl-write.c ****/
COMMON(char *) varName(term_t var, char *buf);
COMMON(int) writeUCSAtom(IOSTREAM *fd, atom_t atom, int flags);
COMMON(word) pl_nl1(term_t stream);
COMMON(word) pl_nl(void);
COMMON(int) writeAttributeMask(atom_t name);
COMMON(word) pl_write_term(term_t term, term_t options);
COMMON(word) pl_write_term3(term_t stream,
term_t term, term_t options);
COMMON(word) pl_print(term_t term);
COMMON(word) pl_write2(term_t stream, term_t term);
COMMON(word) pl_writeq2(term_t stream, term_t term);
COMMON(word) pl_print2(term_t stream, term_t term);
COMMON(word) pl_writeln(term_t term);
COMMON(word) pl_write_canonical2(term_t stream, term_t term);
/* empty stub */
extern void setPrologFlag(const char *name, int flags, ...);
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extern int PL_set_prolog_flag(const char *name, int flags, ...);
extern install_t PL_install_readline(void);
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COMMON(int) saveWakeup(wakeup_state *state, int forceframe ARG_LD);
COMMON(void) restoreWakeup(wakeup_state *state ARG_LD);
COMMON(int) priorityOperator(Module m, atom_t atom);
COMMON(int) currentOperator(Module m, atom_t name, int kind,
int *type, int *priority);
COMMON(int) numberVars(term_t t, nv_options *opts, int n ARG_LD);
COMMON(Buffer) codes_or_chars_to_buffer(term_t l, unsigned int flags,
int wide, CVT_result *status);
COMMON(bool) systemMode(bool accept);
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COMMON(void) cleanupPrologFlags(void);
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COMMON(void) initPrologFlags(void);
COMMON(int) raiseStackOverflow(int overflow);
COMMON(int) PL_qualify(term_t raw, term_t qualified);
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static inline word
setBoolean(int *flag, term_t old, term_t new)
{ if ( !PL_unify_bool_ex(old, *flag) ||
!PL_get_bool_ex(new, flag) )
fail;
succeed;
}
#define BEGIN_NUMBERVARS(save) \
{ fid_t _savedf; \
if ( save ) \
{ _savedf = LD->var_names.numbervars_frame; \
LD->var_names.numbervars_frame = PL_open_foreign_frame(); \
}
#define END_NUMBERVARS(save) \
if ( save ) \
{ PL_discard_foreign_frame(LD->var_names.numbervars_frame); \
LD->var_names.numbervars_frame = _savedf; \
} \
}
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COMMON(int) f_is_prolog_var_start(wint_t c);
COMMON(int) f_is_prolog_atom_start(wint_t c);
COMMON(int) f_is_prolog_identifier_continue(wint_t c);
COMMON(int) f_is_prolog_symbol(wint_t c);
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COMMON(int) _PL_get_arg__LD(int index, term_t t, term_t a ARG_LD);
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COMMON(int) PL_get_atom__LD(term_t t1, atom_t *a ARG_LD);
COMMON(int) PL_get_atom_ex__LD(term_t t, atom_t *a ARG_LD);
COMMON(int) PL_get_text__LD(term_t l, PL_chars_t *text, int flags ARG_LD);
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COMMON(int) PL_is_atom__LD(term_t t ARG_LD);
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COMMON(int) PL_is_variable__LD(term_t t ARG_LD);
COMMON(term_t) PL_new_term_ref__LD(ARG1_LD);
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COMMON(int) PL_put_atom__LD(term_t t, atom_t a ARG_LD);
COMMON(int) PL_put_term__LD(term_t t1, term_t t2 ARG_LD);
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COMMON(int) PL_unify__LD(term_t t1, term_t t2 ARG_LD);
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COMMON(int) PL_unify_atom__LD(term_t t, atom_t a ARG_LD);
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COMMON(int) PL_unify_int64__LD(term_t t1, int64_t ARG_LD);
COMMON(int) PL_unify_int64_ex__LD(term_t t1, int64_t ARG_LD);
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COMMON(int) PL_unify_integer__LD(term_t t1, intptr_t i ARG_LD);
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COMMON(word) pl_get_prolog_flag(term_t key, term_t value);
COMMON(word) pl_prolog_flag5(term_t key, term_t value, word scope, word access, word type, control_t h);
COMMON(foreign_t) pl_prolog_flag(term_t name, term_t value, control_t h);
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COMMON(struct tm *) PL_localtime_r(const time_t *t, struct tm *r);
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COMMON(char *) PL_asctime_r(const struct tm *tm, char *buf);
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#define PL_unify(t1, t2) PL_unify__LD(t1, t2 PASS_LD)
#define PL_unify_int64(t, i) PL_unify_int64__LD(t, i PASS_LD)
#define PL_unify_int64_ex(t, i) PL_unify_int64_ex__LD(t, i PASS_LD)
static inline int
PL_unify_time(term_t t, time_t time) {
GET_LD
return PL_unify_int64(t, (int64_t)time);
}
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/* inlines that need ARG_LD */
static inline intptr_t
skip_list(Word l, Word *tailp ARG_LD) {
return (intptr_t)YAP_SkipList(l, tailp);
}
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static inline word
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valHandle__LD(term_t r ARG_LD)
{
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return (word)YAP_GetFromSlot((Int)r);
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}
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static inline void *allocHeap__LD(size_t n ARG_LD)
{
return YAP_AllocSpaceFromYap(n);
}
static inline void *allocHeapOrHalt(size_t n)
{
void *ptr = YAP_AllocSpaceFromYap(n);
if (!ptr) Yap_exit(1);
return ptr;
}
static inline void freeHeap(void *mem, size_t n)
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{
YAP_FreeSpaceFromYap(mem);
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}
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extern void unallocStream(IOSTREAM *s);
extern atom_t accessLevel(void);
int currentBreakLevel(void);
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2014-01-19 21:15:05 +00:00
#ifdef __WINDOWS__
int hasConsole(void);
int PL_wait_for_console_input(void *handle);
void PlMessage(const char *fm, ...);
const char *WinError(void);
word pl_win_exec(term_t cmd, term_t how);
foreign_t pl_win_module_file(term_t module, term_t file);
#ifdef EMULATE_DLOPEN
/* file is in UTF-8, POSIX path */
void *dlopen(const char *file, int flags);
const char *dlerror(void);
void *dlsym(void *handle, char *symbol);
int dlclose(void *handle);
#endif
int ms_snprintf(char *buffer, size_t count, const char *fmt, ...);
void getDefaultsFromRegistry(void);
DWORD RunSilent(const char* strCommand);
FILE *pt_popen(const char *cmd, const char *mode);
int pt_pclose(FILE *fd);
int PL_w32thread_raise(DWORD id, int sig);
#endif
extern const PL_extension PL_predicates_from_ctype[];
extern const PL_extension PL_predicates_from_file[];
extern const PL_extension PL_predicates_from_files[];
extern const PL_extension PL_predicates_from_glob[];
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extern const PL_extension PL_predicates_from_read[];
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extern const PL_extension PL_predicates_from_tai[];
extern const PL_extension PL_predicates_from_write[];
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extern const PL_extension PL_predicates_from_prologflag[];
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extern const PL_extension PL_predicates_from_win[];
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extern const PL_extension PL_predicates_from_locale[];
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#define enableThreads(val) FALSE
#endif