SynGame/allegro/include/allegro5/debug.h

93 lines
3.0 KiB
C

/* ______ ___ ___
* /\ _ \ /\_ \ /\_ \
* \ \ \L\ \\//\ \ \//\ \ __ __ _ __ ___
* \ \ __ \ \ \ \ \ \ \ /'__`\ /'_ `\/\`'__\/ __`\
* \ \ \/\ \ \_\ \_ \_\ \_/\ __//\ \L\ \ \ \//\ \L\ \
* \ \_\ \_\/\____\/\____\ \____\ \____ \ \_\\ \____/
* \/_/\/_/\/____/\/____/\/____/\/___L\ \/_/ \/___/
* /\____/
* \_/__/
*
* Debug facilities.
*
* By Shawn Hargreaves.
*
* See readme.txt for copyright information.
*/
#ifndef __al_included_allegro5_debug_h
#define __al_included_allegro5_debug_h
#include <assert.h>
#include "allegro5/base.h"
#ifdef __cplusplus
extern "C" {
#endif
AL_FUNC(bool, _al_trace_prefix, (char const *channel, int level,
char const *file, int line, char const *function));
AL_PRINTFUNC(void, _al_trace_suffix, (const char *msg, ...), 1, 2);
#ifdef DEBUGMODE
/* Must not be used with a trailing semicolon. */
#ifdef ALLEGRO_GCC
#define ALLEGRO_DEBUG_CHANNEL(x) \
static char const *__al_debug_channel __attribute__((unused)) = x;
#else
#define ALLEGRO_DEBUG_CHANNEL(x) \
static char const *__al_debug_channel = x;
#endif
#define ALLEGRO_TRACE_CHANNEL_LEVEL(channel, level) \
!_al_trace_prefix(channel, level, __FILE__, __LINE__, __func__) \
? (void)0 : _al_trace_suffix
#else
#define ALLEGRO_TRACE_CHANNEL_LEVEL(channel, x) 1 ? (void) 0 : _al_trace_suffix
#define ALLEGRO_DEBUG_CHANNEL(x)
#endif
#define ALLEGRO_TRACE_LEVEL(x) ALLEGRO_TRACE_CHANNEL_LEVEL(__al_debug_channel, x)
#define ALLEGRO_DEBUG ALLEGRO_TRACE_LEVEL(0)
#define ALLEGRO_INFO ALLEGRO_TRACE_LEVEL(1)
#define ALLEGRO_WARN ALLEGRO_TRACE_LEVEL(2)
#define ALLEGRO_ERROR ALLEGRO_TRACE_LEVEL(3)
/* Run-time assertions. */
AL_FUNCPTR(void, _al_user_assert_handler, (char const *expr, char const *file,
int line, char const *func));
AL_FUNC(void, al_register_assert_handler, (void (*handler)(char const *expr,
char const *file, int line, char const *func)));
#ifdef NDEBUG
#define ALLEGRO_ASSERT(e) ((void)(0 && (e)))
#else
#define ALLEGRO_ASSERT(e) \
((e) ? (void) 0 \
: (_al_user_assert_handler) ? \
_al_user_assert_handler(#e, __FILE__, __LINE__, __func__) \
: assert(e))
#endif
/* Compile time assertions. */
#define ALLEGRO_ASSERT_CONCAT_(a, b) a##b
#define ALLEGRO_ASSERT_CONCAT(a, b) ALLEGRO_ASSERT_CONCAT_(a, b)
#define ALLEGRO_STATIC_ASSERT(module, e) \
struct ALLEGRO_ASSERT_CONCAT(static_assert_##module##_line_, __LINE__) \
{ unsigned int bf : !!(e); }
/* We are lazy and use just ASSERT while Allegro itself is compiled. */
#ifdef ALLEGRO_LIB_BUILD
#define ASSERT(x) ALLEGRO_ASSERT(x)
#endif
#ifdef __cplusplus
}
#endif
#endif
/* vim: set sts=3 sw=3 et: */