1 /*
2  * Copyright (c) 2010, 2011 Ryan Flannery <ryan.flannery@gmail.com>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef DEBUG_H
18 #define DEBUG_H
19 
20 #include <stdio.h>
21 
22 /* log file for debugging */
23 extern FILE *debug_log;
24 
25 #ifdef DEBUG
26 
27 /* debug file logger that goes to the file opened in vitunes.c */
28 #define DFLOG(format, args...) \
29    fprintf(debug_log, "%s.%d (%s): ", __FILE__, __LINE__, __FUNCTION__); \
30    fprintf(debug_log, format, ## args); \
31    fprintf(debug_log, "\n"); \
32    fflush(debug_log);
33 
34 /* console logger.  goes to stdout.  doesn't work well in curses */
35 #define DCLOG(format, args...) \
36    printf("%d: ", __LINE__); \
37    printf(format, ## args); \
38    printf("\n"); \
39    fflush(stdout);
40 
41 
42 #else
43 
44 #define DFLOG(format, args...) 0;
45 #define DCLOG(format, args...) 0;
46 
47 #endif
48 
49 
50 /* for unused arguments */
51 #if defined(__GNUC__) || defined(__clang__)
52 #  define UNUSED  __attribute__((__unused__))
53 #else
54 #  define UNUSED
55 #endif
56 
57 #endif
58