#ifndef _WLR_INTERNAL_COMMON_LOG_H #define _WLR_INTERNAL_COMMON_LOG_H #include #include #include #include #ifdef __GNUC__ #define ATTRIB_PRINTF(start, end) __attribute__((format(printf, start, end))) #else #define ATTRIB_PRINTF(start, end) #endif void _wlr_log(log_importance_t verbosity, const char *format, ...) ATTRIB_PRINTF(2, 3); void _wlr_vlog(log_importance_t verbosity, const char *format, va_list args) ATTRIB_PRINTF(2, 0); // Returns a filename relative to wlroots source directory static inline const char *_relpath(const char *file) { const char *prefix = WLR_SRC_DIR; if (strncmp(file, prefix, strlen(prefix)) == 0) { file += strlen(prefix) + 1; } return file; } #define wlr_log(verb, fmt, ...) \ _wlr_log(verb, "[%s:%d] " fmt, _relpath(__FILE__), __LINE__, ##__VA_ARGS__) #define wlr_vlog(verb, fmt, args) \ _wlr_vlog(verb, "[%s:%d] " fmt, _relpath(__FILE__), __LINE__, args) #define wlr_log_errno(verb, fmt, ...) \ wlr_log(verb, fmt ": %s", ##__VA_ARGS__, strerror(errno)) #endif