tesseract/cutil/danerror.h
2007-03-07 20:03:40 +00:00

42 lines
1.6 KiB
C

/******************************************************************************
** Filename: danerror.h
** Purpose: Definition of error trapping routines.
** Author: Dan Johnson
** History: 4/3/89, DSJ, Created.
**
** (c) Copyright Hewlett-Packard Company, 1988.
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
** http://www.apache.org/licenses/LICENSE-2.0
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
******************************************************************************/
#ifndef DANERROR_H
#define DANERROR_H
/**----------------------------------------------------------------------------
Include Files and Type Defines
----------------------------------------------------------------------------**/
#include <setjmp.h>
#define SetErrorTrap(Proc) setjmp(PushErrorTrap(Proc))
#define NOERROR 0
#define DO_NOTHING 0
typedef int TRAPERROR;
typedef void (*VOID_PROC) ();
/**----------------------------------------------------------------------------
Public Function Prototypes
----------------------------------------------------------------------------**/
void ReleaseErrorTrap();
void DoError(int Error, const char *Message);
jmp_buf &PushErrorTrap(VOID_PROC Procedure);
#endif