(* Release 3.10 *)
(*-------------------------------------------------------------------------*
*                                                                          *
*  CORESIG.DEF - Modula-2 interface to CORESIG.A                           *
*                                                                          *
*  COPYRIGHT (C) 1989..1992 Clarion Software Corporation.                  *
*  All Rights Reserved                                                     *
*                                                                          *
*--------------------------------------------------------------------------*)

DEFINITION MODULE CoreSig;

(*# save *)
(*# call(o_a_size=>off, o_a_copy=>off, c_conv=>on, result_optional=>on) *)
(*# module(implementation=>off, init_code=>off) *)
(*# name(prefix=>c) *)

PROCEDURE _DisableBreakCheck;
PROCEDURE _EnableBreakCheck;

PROCEDURE _GetInProgramFlag;
PROCEDURE _SetInProgramFlag;

TYPE
  SigProcType = PROCEDURE(INTEGER): INTEGER;

PROCEDURE signal(sig: INTEGER; Handler: SigProcType): SigProcType;
PROCEDURE raise(sig: INTEGER): INTEGER;

TYPE
  TenByteReal = ARRAY [0..9] OF SHORTCARD;

  JmpBufType =  RECORD
    j_sp, j_ss, j_flag, j_cs, j_ip, j_bp, j_di, j_es, j_si, j_ds: CARDINAL;
    st1, st2: TenByteReal;
  END;
  jmp_buf = ARRAY [0..0] OF JmpBufType;

(*# save *)
(*# call(reg_saved=>(ax,bx,cx,dx,ds,es,si,di,st0,st1,st2,st3,st4,st5,st6)) *)
PROCEDURE  longjmp(VAR _env: jmp_buf; _val: INTEGER);
(*# call(reg_saved=>(ds,es,si,di,st1,st2), set_jmp=>on) *)
PROCEDURE _setjmp(VAR env: jmp_buf): INTEGER;
(*# restore *)

PROCEDURE _chain_intr(Int: FarADDRESS);

TYPE
  ErrnoPtr = POINTER TO INTEGER;
PROCEDURE _errno__(): ErrnoPtr;
PROCEDURE _ioerr(Code: INTEGER): INTEGER;
PROCEDURE _seterrno(Code: INTEGER): INTEGER;

(*# save *)
(*# call(near_call=>off, reg_param=>(), c_conv=>on, reg_saved => (ds, si, di,st1,st2,st2,st3,st4,st5,st6)) *)
PROCEDURE _FatalError(ErrPos: LONGCARD; Code: CARDINAL);
PROCEDURE _FatalErrorPos(): LONGCARD;
(*# restore *)


(*# save, call(near_call=>off, reg_param=>(), reg_saved=>(ax,bx,cx,dx,ds,si,di,st1,st2), c_conv=>off),
    name(prefix=>modula) *)
TYPE
  CnsHandlerType = PROCEDURE(CARDINAL, CARDINAL, CARDINAL): BOOLEAN;
VAR
  CnsHandler:  CnsHandlerType;

(*# restore *)


VAR
  errno: INTEGER;

END CoreSig.