1/*	$OpenBSD: debug.h,v 1.2 2017/12/13 12:30:18 helg Exp $	*/
2/*
3 * Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17#ifndef _DEBUG_H_
18#define _DEBUG_H_
19
20#include <stdio.h>
21
22#define DPRINTFN(n, ...)					\
23	do {							\
24		if (ifuse_debug >= (n))				\
25			fprintf(stderr, __VA_ARGS__);		\
26	} while(0)
27
28#define DPRINTF(...)						\
29	do {							\
30		if (ifuse_debug > 0)				\
31			fprintf(stderr, __VA_ARGS__);		\
32	} while(0)
33
34#define DPERROR(s)						\
35	do {							\
36		if (ifuse_debug > 0)				\
37			perror(s);				\
38	} while(0)
39
40void ifuse_debug_init(void);
41extern int ifuse_debug;
42
43#endif /* _DEBUG_H_ */
44