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Inhibit compiler warnings on DBG() when building a non-debug object,

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while retaining the format string checking.
This commit is contained in:
Michael Brown 2006-09-27 11:09:56 +00:00
parent 88e38fa148
commit b16de6ae66
1 changed files with 12 additions and 2 deletions
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14
src/include/compiler.h
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@ -123,9 +123,19 @@ __asm__ ( ".equ\t" OBJECT_SYMBOL_STR ", 0" );
__asm__ ( ".equ\tDEBUG_LEVEL, " DEBUG_SYMBOL_STR );
#endif
/** Do not print
*
* This function is used only for printf()-style format string
* checking. The function body does not exist, and no reference to it
* should ever appear in any compiled object.
*/
extern int __attribute__ (( format ( printf, 1, 2 ) ))
__do_not_printf ( const char *fmt, ... );
#define DBG_PRINT(...) printf ( __VA_ARGS__ )
#define DBG_DISCARD(...) do { if ( 0 ) printf ( __VA_ARGS__ ); } while ( 0 )
/*#define DBG_DISCARD(...) do {} while ( 0 )*/
#define DBG_DISCARD(...) do { \
if ( 0 ) __do_not_printf ( __VA_ARGS__ ); \
} while ( 0 )
#define DBG DBG_DISCARD
#define DBG2 DBG_DISCARD