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/* dbg.h
*
* Copyright (c) 2014 Tharre
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
#ifndef __DBG_H__
#define __DBG_H__
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#ifndef _FILENAME
#define _FILENAME __FILE__
#endif
/* helper functions which help in replacing the GNU extension ##__VA_ARGS__ */
#define STRINGIFY(x) #x
#define LOG_HELPER(f,l,...) fprintf(stderr, "("f":"STRINGIFY(l)"): "__VA_ARGS__)
#ifdef NDEBUG
#define debug(...)
#else
#define debug(...) log_err(__VA_ARGS__)
#endif
#define log_err(...) LOG_HELPER(_FILENAME, __LINE__, __VA_ARGS__)
#define assert_str_equal(a,b) ({ \
if (strcmp(a, b)) { \
log_err("Assertion error: '%s' == '%s'\n", a, b); \
abort(); \
} \
})
#define assert_int_equal(a,b) ({ \
if (a != b) { \
log_err("Assertion error: '%d' == '%d'\n", a, b); \
abort(); \
} \
})
/* A neat macro that silences unused parameter warnings compiler independant */
#define UNUSED(x) (void)(x)
#endif
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