xref: /onnv-gate/usr/src/lib/libparted/common/include/parted/debug.h (revision 9663:ace9a2ac3683)
1 /*
2     libparted - a library for manipulating disk partitions
3     Copyright (C) 1998, 1999, 2000, 2002, 2007 Free Software Foundation, Inc.
4 
5     This program is free software; you can redistribute it and/or modify
6     it under the terms of the GNU General Public License as published by
7     the Free Software Foundation; either version 3 of the License, or
8     (at your option) any later version.
9 
10     This program is distributed in the hope that it will be useful,
11     but WITHOUT ANY WARRANTY; without even the implied warranty of
12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13     GNU General Public License for more details.
14 
15     You should have received a copy of the GNU General Public License
16     along with this program.  If not, see <http://www.gnu.org/licenses/>.
17 */
18 
19 #ifndef PED_DEBUG_H_INCLUDED
20 #define PED_DEBUG_H_INCLUDED
21 
22 #include <stdarg.h>
23 
24 #ifdef DEBUG
25 
26 typedef void (PedDebugHandler) ( const int level, const char* file, int line,
27                                  const char* function, const char* msg );
28 
29 extern void ped_debug_set_handler (PedDebugHandler* handler);
30 extern void ped_debug ( const int level, const char* file, int line,
31                         const char* function, const char* msg, ... );
32 
33 extern int ped_assert ( int cond, const char* cond_text,
34 	                const char* file, int line, const char* function );
35 
36 #if defined(__GNUC__) && !defined(__JSFTRACE__)
37 
38 #define PED_DEBUG(level, ...) \
39         ped_debug ( level, __FILE__, __LINE__, __PRETTY_FUNCTION__, \
40                     __VA_ARGS__ );
41 
42 #define PED_ASSERT(cond, action)				\
43 	do {							\
44 	if (!ped_assert ( cond,			                \
45 			  #cond,				\
46 			  __FILE__,				\
47 			  __LINE__,				\
48 			  __PRETTY_FUNCTION__ ))		\
49 	{							\
50 		action;						\
51 	}							\
52 	} while (0)
53 
54 #else /* !__GNUC__ */
55 
56 /* function because variadic macros are C99 */
PED_DEBUG(int level,...)57 static void PED_DEBUG (int level, ...)
58 {
59         va_list         va_args;
60 
61         va_start (va_args, level);
62         ped_debug ( level, "unknown file", 0, "unknown function", va_args );
63         va_end (va_args);
64 }
65 
66 #define PED_ASSERT(cond, action)				\
67 	do {							\
68 	if (!ped_assert ( cond,                     		\
69 			  #cond,				\
70 			  "unknown",				\
71 			  0,					\
72 			  "unknown" )) 		        	\
73 	{			 				\
74 		action;						\
75 	}							\
76 	} while (0)
77 
78 #endif /* __GNUC__ */
79 
80 #else /* !DEBUG */
81 
82 #define PED_ASSERT(cond, action)	while (0) {}
83 #define PED_DEBUG(level, ...)           while (0) {}
84 
85 
86 #endif /* DEBUG */
87 
88 #endif /* PED_DEBUG_H_INCLUDED */
89 
90