werr

/* Copyright 1996 Acorn Computers Ltd
 *
 * 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.
 */
/****************************************************************************
 * This source file was written by Acorn Computers Limited. It is part of   *
 * the RISCOS library for writing applications in C for RISC OS. It may be  *
 * used freely in the creation of programs for Archimedes. It should be     *
 * used with Acorn's C Compiler Release 3 or later.                         *
 *                                                                          *
 ***************************************************************************/

/*
 * Title  : werr.h
 * Purpose: provide error reporting in wimp programs
 *
 */

#ifndef __werr_h
#define __werr_h

/* ----------------------------------- werr --------------------------------
 * Description:   Display a (possibly fatal) error message in a pop-up
 *                dialogue box.
 *
 * Parameters:    int fatal -- non-zero indicates fatal error
 *                char *format -- printf-style format string
 *                ... -- variable arg list of message to be printed
 * Returns:       void.
 * Other Info:    Program exits if fatal is non-zero
 *                Pointer is restricted to displayed dialogue box to stop
 *                user continuing until he has clicked on "OK" buton.
 *                The message should be divided into at most three lines,
 *                each of 40 characters or less.
 *
 */

void werr(int fatal, char* format, ...);

#endif

/* end werr.h */