+enum log_levels
+{
+ Log_Level_Emergency = 0,
+ Log_Level_Alert = 1,
+ Log_Level_Critical = 2,
+ Log_Level_Error = 3,
+ Log_Level_Warning = 4,
+ Log_Level_Notice = 5,
+ Log_Level_Info = 6,
+ Log_Level_Debug = 7
+};
+
+extern void verbose(int loglevel, const char *file, int line, const char *function, const char *fmt, ...) __attribute__((format(printf, 5, 6)));
+extern void vverbose(int loglevel, const char *file, int line, const char *function, const char *fmt, va_list args);
+
+#if defined(VERBOSE_NO_DATA)
+# define __VERBOSE__(lvl,...) do{if((lvl)<=Log_Level_Error) verbose(lvl, __FILE__, __LINE__, __func__, __VA_ARGS__)\
+ else verbose(lvl, __FILE__, __LINE__, __func__, NULL);}while(0)
+#elif defined(VERBOSE_NO_DETAILS)
+# define __VERBOSE__(lvl,...) verbose(lvl, NULL, 0, NULL, __VA_ARGS__)
+#else
+# define __VERBOSE__(lvl,...) verbose(lvl, __FILE__, __LINE__, __func__, __VA_ARGS__)
+#endif