add sync write function
treeed24fcb224d60d77fcde24c54f42e7706281cbe5
-rwxr-xr-x 34 .gitignore
drwxr-xr-x - build
drwxr-xr-x - example
drwxr-xr-x - lib
-rwxr-xr-x 653 readme.txt
drwxr-xr-x - source