Add color to logs

src/logging.h

@@ -26,19 +26,22 @@
 #define PRINT_ERR_ fprintf(stderr, ": %s", strerror(errno))
 #define EXIT_FAIL_ exit(EXIT_FAILURE)
 
-#define DEBUG_TEXT_ "\x1b[0m\x1b[37m[DEBUG]\x1b[0m"
-#define TRACE_TEXT_ "\x1b[1m\x1b[33m[TRACE]\x1b[0m"
+#define FATAL_TEXT_ "\x1b[1m\x1b[31m" "fatal:"   "\x1b[0m"
+#define ERROR_TEXT_ "\x1b[1m\x1b[31m" "error:"   "\x1b[0m"
+#define  WARN_TEXT_ "\x1b[1m\x1b[33m" "warning:" "\x1b[0m"
+#define DEBUG_TEXT_ "\x1b[0m\x1b[37m" "[DEBUG]"  "\x1b[0m"
+#define TRACE_TEXT_ "\x1b[1m\x1b[30m" "[TRACE]"  "\x1b[0m"
 
 unsigned logging_level_;
 
 /* Public logging macros */
 
-#define FATAL(...)       LOG_ERR_(0, "fatal:",    {},         EXIT_FAIL_, __VA_ARGS__)
-#define FATAL_ERRNO(...) LOG_ERR_(0, "fatal:",    PRINT_ERR_, EXIT_FAIL_, __VA_ARGS__)
-#define ERROR(...)       LOG_ERR_(0, "error:",    {},         {},         __VA_ARGS__)
-#define ERROR_ERRNO(...) LOG_ERR_(0, "error:",    PRINT_ERR_, {},         __VA_ARGS__)
-#define WARN(...)        LOG_ERR_(0, "warning:",  {},         {},         __VA_ARGS__)
-#define WARN_ERRNO(...)  LOG_ERR_(0, "warning:",  PRINT_ERR_, {},         __VA_ARGS__)
+#define FATAL(...)       LOG_ERR_(0, FATAL_TEXT_, {},         EXIT_FAIL_, __VA_ARGS__)
+#define FATAL_ERRNO(...) LOG_ERR_(0, FATAL_TEXT_, PRINT_ERR_, EXIT_FAIL_, __VA_ARGS__)
+#define ERROR(...)       LOG_ERR_(0, ERROR_TEXT_, {},         {},         __VA_ARGS__)
+#define ERROR_ERRNO(...) LOG_ERR_(0, ERROR_TEXT_, PRINT_ERR_, {},         __VA_ARGS__)
+#define WARN(...)        LOG_ERR_(0,  WARN_TEXT_, {},         {},         __VA_ARGS__)
+#define WARN_ERRNO(...)  LOG_ERR_(0,  WARN_TEXT_, PRINT_ERR_, {},         __VA_ARGS__)
 #define DEBUG(...)       LOG_OUT_(1, DEBUG_TEXT_, {},         {},         __VA_ARGS__)
 #define TRACE(...)       LOG_OUT_(2, TRACE_TEXT_, {},         {},         __VA_ARGS__)