90 lines
3.0 KiB
C
90 lines
3.0 KiB
C
/*------------------------------------------------------------------------
|
|
* Copyright 2007-2009 (c) Jeff Brown <spadix@users.sourceforge.net>
|
|
*
|
|
* This file is part of the ZBar Bar Code Reader.
|
|
*
|
|
* The ZBar Bar Code Reader is free software; you can redistribute it
|
|
* and/or modify it under the terms of the GNU Lesser Public License as
|
|
* published by the Free Software Foundation; either version 2.1 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* The ZBar Bar Code Reader is distributed in the hope that it will be
|
|
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty
|
|
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser Public License
|
|
* along with the ZBar Bar Code Reader; if not, write to the Free
|
|
* Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301 USA
|
|
*
|
|
* http://sourceforge.net/projects/zbar
|
|
*------------------------------------------------------------------------*/
|
|
|
|
/* varargs variations on compile time debug spew */
|
|
|
|
# include <stdio.h>
|
|
|
|
#ifndef DEBUG_LEVEL
|
|
|
|
# ifdef __GNUC__
|
|
/* older versions of gcc (< 2.95) require a named varargs parameter */
|
|
# define dbprintf(args...) while(0)
|
|
# else
|
|
/* unfortunately named vararg parameter is a gcc-specific extension */
|
|
# define dbprintf(...) while(0)
|
|
# endif
|
|
|
|
#else
|
|
|
|
# ifdef __GNUC__
|
|
# define dbprintf(level, args...) do { \
|
|
if((level) <= DEBUG_LEVEL) \
|
|
fprintf(stderr, args); \
|
|
} while(0)
|
|
# else
|
|
# define dbprintf(level, ...) do { \
|
|
if((level) <= DEBUG_LEVEL) \
|
|
fprintf(stderr, __VA_ARGS__); \
|
|
} while(0)
|
|
# endif
|
|
|
|
#endif /* DEBUG_LEVEL */
|
|
|
|
/* spew warnings for non-fatal assertions.
|
|
* returns specified error code if assertion fails.
|
|
* NB check/return is still performed for NDEBUG
|
|
* only the message is inhibited
|
|
* FIXME don't we need varargs hacks here?
|
|
*/
|
|
#ifndef NDEBUG
|
|
|
|
# include <stdio.h>
|
|
|
|
#if __STDC_VERSION__ < 199901L && !defined(__func__)
|
|
# if __GNUC__ >= 2
|
|
# define __func__ __FUNCTION__
|
|
# else
|
|
# define __func__ "<unknown>"
|
|
# endif
|
|
#endif
|
|
|
|
# define zassert(condition, retval, format, ...) do { \
|
|
if(!(condition)) { \
|
|
fprintf(stderr, "WARNING: %s:%d: %s:" \
|
|
" Assertion \"%s\" failed.\n\t" format, \
|
|
__FILE__, __LINE__, __func__, #condition , \
|
|
##__VA_ARGS__); \
|
|
return(retval); \
|
|
} \
|
|
} while(0)
|
|
|
|
#else
|
|
|
|
# define zassert(condition, retval, format, ...) do { \
|
|
if(!(condition)) \
|
|
return(retval); \
|
|
} while(0)
|
|
|
|
#endif
|