diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/rfb/LogWriter.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/common/rfb/LogWriter.h b/common/rfb/LogWriter.h index 7f8b68d7..23e3069c 100644 --- a/common/rfb/LogWriter.h +++ b/common/rfb/LogWriter.h @@ -25,12 +25,18 @@ #include <rfb/Logger.h> #include <rfb/Configuration.h> +#ifdef __GNUC__ +# define __printf_attr(a, b) __attribute__((__format__ (__printf__, a, b))) +#else +# define __printf_attr(a, b) +#endif // __GNUC__ + // Each log writer instance has a unique textual name, // and is attached to a particular Log instance and // is assigned a particular log level. #define DEF_LOGFUNCTION(name, level) \ - inline void name(const char* fmt, ...) { \ + inline void name(const char* fmt, ...) __printf_attr(2, 3) { \ if (m_log && (level <= m_level)) { \ va_list ap; va_start(ap, fmt); \ m_log->write(level, m_name, fmt, ap);\ @@ -53,7 +59,7 @@ namespace rfb { void setLevel(int level); int getLevel(void) { return m_level; } - inline void write(int level, const char* format, ...) { + inline void write(int level, const char* format, ...) __printf_attr(3, 4) { if (m_log && (level <= m_level)) { va_list ap; va_start(ap, format); |