debug.c revision 34192
134192Sjdp/*- 234192Sjdp * Copyright 1996-1998 John D. Polstra. 334192Sjdp * All rights reserved. 434192Sjdp * 534192Sjdp * Redistribution and use in source and binary forms, with or without 634192Sjdp * modification, are permitted provided that the following conditions 734192Sjdp * are met: 834192Sjdp * 1. Redistributions of source code must retain the above copyright 934192Sjdp * notice, this list of conditions and the following disclaimer. 1034192Sjdp * 2. Redistributions in binary form must reproduce the above copyright 1134192Sjdp * notice, this list of conditions and the following disclaimer in the 1234192Sjdp * documentation and/or other materials provided with the distribution. 1334192Sjdp * 1434192Sjdp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1534192Sjdp * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1634192Sjdp * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1734192Sjdp * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 1834192Sjdp * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 1934192Sjdp * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2034192Sjdp * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2134192Sjdp * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2234192Sjdp * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2334192Sjdp * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2434192Sjdp * 2534192Sjdp * $Id: debug.c,v 1.1 1998/03/05 21:05:48 jdp Exp $ 2634192Sjdp */ 2734192Sjdp 2834192Sjdp/* 2934192Sjdp * Support for printing debugging messages. 3034192Sjdp */ 3134192Sjdp 3234192Sjdp#include <stdarg.h> 3334192Sjdp#include <stdio.h> 3434192Sjdp 3534192Sjdp#include "debug.h" 3634192Sjdp 3734192Sjdpint debug = 0; 3834192Sjdp 3934192Sjdpvoid 4034192Sjdpdebug_printf(const char *format, ...) 4134192Sjdp{ 4234192Sjdp if (debug) { 4334192Sjdp va_list ap; 4434192Sjdp va_start(ap, format); 4534192Sjdp 4634192Sjdp fflush(stdout); 4734192Sjdp vfprintf(stderr, format, ap); 4834192Sjdp putc('\n', stderr); 4934192Sjdp 5034192Sjdp va_end(ap); 5134192Sjdp } 5234192Sjdp} 53