Added debug log for checking the value of sync_fd.
-rw-r--r-- 9 .gitignore
-rw-r--r-- 1173 COPYING
-rw-r--r-- 180 Makefile.am
-rw-r--r-- 284 README
-rw-r--r-- 295 astyle-format.txt
-rw-r--r-- 2859 coding_guide.txt
-rw-r--r-- 6839 configure.ac
drwxr-xr-x - doc
drwxr-xr-x - packaging
drwxr-xr-x - pkgconfig
drwxr-xr-x - src
drwxr-xr-x - tc
drwxr-xr-x - worker_test