ocaml/byterun/fail.h

/***********************************************************************/
/*                                                                     */
/*                         Caml Special Light                          */
/*                                                                     */
/*            Xavier Leroy, projet Cristal, INRIA Rocquencourt         */
/*                                                                     */
/*  Copyright 1995 Institut National de Recherche en Informatique et   */
/*  Automatique.  Distributed only by permission.                      */
/*                                                                     */
/***********************************************************************/

/* $Id$ */

#ifndef _fail_
#define _fail_


#include <setjmp.h>
#include "misc.h"
#include "mlvalues.h"

#define OUT_OF_MEMORY_EXN 0     /* "Out_of_memory" */
#define SYS_ERROR_EXN 1         /* "Sys_error" */
#define FAILURE_EXN 2           /* "Failure" */
#define INVALID_EXN 3           /* "Invalid_argument" */
#define END_OF_FILE_EXN 4       /* "End_of_file" */
#define ZERO_DIVIDE_EXN 5       /* "Division_by_zero" */
#define NOT_FOUND_EXN 6         /* "Not_found" */
#define MATCH_FAILURE_EXN 7     /* "Match_failure" */

#ifdef POSIX_SIGNALS
struct longjmp_buffer {
  sigjmp_buf buf;
};
#else
struct longjmp_buffer {
  jmp_buf buf;
};
#define sigsetjmp(buf,save) setjmp(buf)
#define siglongjmp(buf,val) longjmp(buf,val)
#endif

extern struct longjmp_buffer * external_raise;
extern value exn_bucket;

void mlraise P((value bucket)) Noreturn;
void raise_constant P((value tag)) Noreturn;
void raise_with_arg P((value tag, value arg)) Noreturn;
void raise_with_string P((value tag, char * msg)) Noreturn;
void failwith P((char *)) Noreturn;
void invalid_argument P((char *)) Noreturn;
void raise_out_of_memory P((void)) Noreturn;
void raise_sys_error P((value)) Noreturn;
void raise_end_of_file P((void)) Noreturn;
void raise_zero_divide P((void)) Noreturn;
void raise_not_found P((void)) Noreturn;

#endif /* _fail_ */