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Set printf format attribute for logging functions with gcc

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Miroslav Lichvar
2013-11-26 16:11:55 +01:00
parent cd7bfa2510
commit f88e96599c
1 changed files with 5 additions and 0 deletions
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5
logging.h
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@@ -33,8 +33,10 @@
#ifdef __GNUC__ #ifdef __GNUC__
#define FUNCTION_NAME __FUNCTION__ #define FUNCTION_NAME __FUNCTION__
#define FORMAT_ATTRIBUTE_PRINTF(str, first) __attribute__ ((format (printf, str, first)))
#else #else
#define FUNCTION_NAME "" #define FUNCTION_NAME ""
#define FORMAT_ATTRIBUTE_PRINTF(str, first)
#endif #endif
#define LOG(severity, facility, ...) LOG_Message(severity, facility, __LINE__, __FILE__, FUNCTION_NAME, __VA_ARGS__) #define LOG(severity, facility, ...) LOG_Message(severity, facility, __LINE__, __FILE__, FUNCTION_NAME, __VA_ARGS__)
@@ -88,6 +90,7 @@ extern void LOG_Initialise(void);
extern void LOG_Finalise(void); extern void LOG_Finalise(void);
/* Line logging function */ /* Line logging function */
FORMAT_ATTRIBUTE_PRINTF(6, 7)
extern void LOG_Message(LOG_Severity severity, LOG_Facility facility, extern void LOG_Message(LOG_Severity severity, LOG_Facility facility,
int line_number, const char *filename, int line_number, const char *filename,
const char *function_name, const char *format, ...); const char *function_name, const char *format, ...);
@@ -109,6 +112,8 @@ extern int LOG_RateLimited(void);
typedef int LOG_FileID; typedef int LOG_FileID;
extern LOG_FileID LOG_FileOpen(const char *name, const char *banner); extern LOG_FileID LOG_FileOpen(const char *name, const char *banner);
FORMAT_ATTRIBUTE_PRINTF(2, 3)
extern void LOG_FileWrite(LOG_FileID id, const char *format, ...); extern void LOG_FileWrite(LOG_FileID id, const char *format, ...);
extern void LOG_CreateLogFileDir(void); extern void LOG_CreateLogFileDir(void);