1 /* $NetBSD: debug.h,v 1.2 2012/04/12 15:31:01 ttoth Exp $ */ 2 3 /*- 4 * Copyright (c) 2010 Department of Software Engineering, 5 * University of Szeged, Hungary 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by the Department of Software Engineering, University of Szeged, Hungary 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 25 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 26 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 27 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 28 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #ifndef __CHFS_DEBUG_H__ 34 #define __CHFS_DEBUG_H__ 35 36 #define CHFS_ERROR_PREFIX "[CHFS ERROR]" 37 #define CHFS_WARNING_PREFIX "[CHFS WARNING]" 38 #define CHFS_NOTICE_PREFIX "[CHFS NOTICE]" 39 #define CHFS_DBG_PREFIX "[CHFS DBG]" 40 #define CHFS_DBG2_PREFIX "[CHFS DBG2]" 41 #define CHFS_DBG_EBH_PREFIX "[CHFS DBG EBH]" 42 #define CHFS_DBG_GC_PREFIX "[CHFS_GC DBG]" 43 44 #define unlikely(x) __builtin_expect ((x), 0) 45 46 47 48 #define debug_msg(pref, fmt, ...) \ 49 do { \ 50 printf(pref \ 51 " %s: " fmt, __FUNCTION__ , ##__VA_ARGS__); \ 52 } while(0) 53 54 #define chfs_assert(expr) do { \ 55 if (unlikely(!(expr))) { \ 56 printf("CHFS assert failed in %s at %u\n", \ 57 __func__, __LINE__); \ 58 /*dump_stack();*/ \ 59 } \ 60 } while (0) 61 62 #ifdef DBG_MSG 63 #define chfs_err(fmt, ...) debug_msg(CHFS_ERROR_PREFIX, fmt, ##__VA_ARGS__) 64 #define chfs_warn(fmt, ...) debug_msg(CHFS_WARNING_PREFIX, fmt, ##__VA_ARGS__) 65 #define chfs_noti(fmt, ...) debug_msg(CHFS_NOTICE_PREFIX, fmt, ##__VA_ARGS__) 66 #define dbg(fmt, ...) debug_msg(CHFS_DBG_PREFIX, fmt, ##__VA_ARGS__) 67 #define dbg2(fmt, ...) debug_msg(CHFS_DBG2_PREFIX(fmt, ##__VA_ARGS__) 68 #define dbg_ebh(fmt, ...) debug_msg(CHFS_DBG_EBH_PREFIX, fmt, ##__VA_ARGS__) 69 #else 70 #define chfs_err(fmt, ...) debug_msg(CHFS_ERROR_PREFIX, fmt, ##__VA_ARGS__) 71 #define chfs_warn(fmt, ...) debug_msg(CHFS_WARNING_PREFIX, fmt, ##__VA_ARGS__) 72 #define chfs_noti(fmt, ...) debug_msg(CHFS_NOTICE_PREFIX, fmt, ##__VA_ARGS__) 73 #define dbg(fmt, ...) 74 #define dbg2(fmt, ...) 75 #define dbg_ebh(fmt, ...) 76 #endif 77 78 #ifdef DBG_MSG_GC 79 #define dbg_gc(fmt, ...) debug_msg(CHFS_DBG_GC_PREFIX, fmt, ##__VA_ARGS__) 80 #else 81 #define dbg_gc(fmt, ...) 82 #endif 83 84 #endif /* __CHFS_DEBUG_H__ */ 85