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/*-
* Copyright 1996-1998 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
/*
* Support for printing debugging messages.
*/
#ifndef DEBUG_H
#define DEBUG_H 1
#ifndef __GNUC__
#error "This file must be compiled with GCC"
#endif
#include <sys/cdefs.h>
#include <string.h>
#include <unistd.h>
extern void debug_printf(const char *, ...) __printflike(1, 2);
extern int debug;
#ifdef DEBUG
#define dbg(format, args...) debug_printf(format , ## args)
#else
#define dbg(format, args...) ((void) 0)
#endif
#define assert(cond) ((cond) ? (void) 0 : \
(msg("ld-elf.so.1: assert failed: " __FILE__ ":" \
__XSTRING(__LINE__) "\n"), abort()))
#define msg(s) write(STDOUT_FILENO, s, strlen(s))
#define trace() msg("ld-elf.so.1: " __XSTRING(__LINE__) "\n")
#endif /* DEBUG_H */
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