error.h

/*************************************************************************
 *                                                                       *
 * Open Dynamics Engine, Copyright (C) 2001,2002 Russell L. Smith.       *
 * All rights reserved.  Email: russ@q12.org   Web: www.q12.org          *
 *                                                                       *
 * This library is free software; you can redistribute it and/or         *
 * modify it under the terms of EITHER:                                  *
 *   (1) The GNU Lesser General Public License as published by the Free  *
 *       Software Foundation; either version 2.1 of the License, or (at  *
 *       your option) any later version. The text of the GNU Lesser      *
 *       General Public License is included with this library in the     *
 *       file LICENSE.TXT.                                               *
 *   (2) The BSD-style license that is included with this library in     *
 *       the file LICENSE-BSD.TXT.                                       *
 *                                                                       *
 * This library is distributed in the hope that it will be useful,       *
 * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the files    *
 * LICENSE.TXT and LICENSE-BSD.TXT for more details.                     *
 *                                                                       *
 *************************************************************************/

/* this comes from the `reuse' library. copy any changes back to the source */

#ifndef _ODE_ERROR_H_
#define _ODE_ERROR_H_

#include <ode/config.h>

#ifdef __cplusplus
extern "C" {
#endif

/* all user defined error functions have this type. error and debug functions
 * should not return.
 */
typedef void dMessageFunction (int errnum, const char *msg, va_list ap);

/* set a new error, debug or warning handler. if fn is 0, the default handlers
 * are used.
 */
ODE_API void dSetErrorHandler (dMessageFunction *fn);
ODE_API void dSetDebugHandler (dMessageFunction *fn);
ODE_API void dSetMessageHandler (dMessageFunction *fn);

/* return the current error, debug or warning handler. if the return value is
 * 0, the default handlers are in place.
 */
ODE_API dMessageFunction *dGetErrorHandler(void);
ODE_API dMessageFunction *dGetDebugHandler(void);
ODE_API dMessageFunction *dGetMessageHandler(void);

/* generate a fatal error, debug trap or a message. */
ODE_API void dError (int num, const char *msg, ...);
ODE_API void dDebug (int num, const char *msg, ...);
ODE_API void dMessage (int num, const char *msg, ...);


#ifdef __cplusplus
}
#endif

#endif

---