1 /*
2 * debug.h - NTFS kernel debug support. Part of the Linux-NTFS project.
3 *
4 * Copyright (c) 2001-2004 Anton Altaparmakov
5 *
6 * This program/include file is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as published
8 * by the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program/include file is distributed in the hope that it will be
12 * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
13 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program (in the main directory of the Linux-NTFS
18 * distribution in the file COPYING); if not, write to the Free Software
19 * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22 #ifndef _LINUX_NTFS_DEBUG_H
23 #define _LINUX_NTFS_DEBUG_H
24
25 #include <linux/fs.h>
26
27 #include "runlist.h"
28
29 #ifdef DEBUG
30
31 extern int debug_msgs;
32
33 extern void __ntfs_debug(const char *file, int line, const char *function,
34 const char *format, ...) __attribute__ ((format (printf, 4, 5)));
35 /**
36 * ntfs_debug - write a debug level message to syslog
37 * @f: a printf format string containing the message
38 * @...: the variables to substitute into @f
39 *
40 * ntfs_debug() writes a DEBUG level message to the syslog but only if the
41 * driver was compiled with -DDEBUG. Otherwise, the call turns into a NOP.
42 */
43 #define ntfs_debug(f, a...) \
44 __ntfs_debug(__FILE__, __LINE__, __func__, f, ##a)
45
46 extern void ntfs_debug_dump_runlist(const runlist_element *rl);
47
48 #else /* !DEBUG */
49
50 #define ntfs_debug(f, a...) do {} while (0)
51 #define ntfs_debug_dump_runlist(rl) do {} while (0)
52
53 #endif /* !DEBUG */
54
55 extern void __ntfs_warning(const char *function, const struct super_block *sb,
56 const char *fmt, ...) __attribute__ ((format (printf, 3, 4)));
57 #define ntfs_warning(sb, f, a...) __ntfs_warning(__func__, sb, f, ##a)
58
59 extern void __ntfs_error(const char *function, const struct super_block *sb,
60 const char *fmt, ...) __attribute__ ((format (printf, 3, 4)));
61 #define ntfs_error(sb, f, a...) __ntfs_error(__func__, sb, f, ##a)
62
63 #endif /* _LINUX_NTFS_DEBUG_H */
64
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