Add (optional) support for FLOG_SRC_INFO, and now flog_file is working properly.
tree2694d22982bc6ec5bb150f5b9157cd27dca71500
-rw-r--r-- 10651 flog.c
-rw-r--r-- 7398 flog.h
-rw-r--r-- 964 flog_file.c
-rw-r--r-- 315 flog_file.h
-rw-r--r-- 696 flog_stdio.c
-rw-r--r-- 345 flog_stdio.h
-rw-r--r-- 1451 test.c