Logfiles are ordered by their id as follows:

LOGFILE_ERROR   = 1
LOGFILE_MESSAGE = 2
LOGFILE_TRACE   = 4

What is written to file n, will be written to all files m, m>n. Applies to user log writes. Some internal messages are such that they apply to one specific file, such as enable/disable notifications.

log_manager/log_manager.h

@@ -23,11 +23,11 @@ typedef struct fnames_conf_st fnames_conf_t;
 typedef struct logmanager_st  logmanager_t;
 
 typedef enum {
-    LOGFILE_TRACE = 1,
-    LOGFILE_FIRST = LOGFILE_TRACE,
+    LOGFILE_ERROR = 1,
+    LOGFILE_FIRST = LOGFILE_ERROR,
     LOGFILE_MESSAGE = 2,
-    LOGFILE_ERROR = 4,
-    LOGFILE_LAST = LOGFILE_ERROR
+    LOGFILE_TRACE = 4,
+    LOGFILE_LAST = LOGFILE_TRACE
 } logfile_id_t;
 
 typedef enum { FILEWRITER_INIT, FILEWRITER_RUN, FILEWRITER_DONE }