edje_decc -V (return code: 255)
edje_decc: Error. cannot open --version
edje_decc -h (return code: 0)
Usage:
edje_decc input_file.edj [-main-out file.edc] [-no-build-sh] [-current-dir]
-main-out Create a symbolic link to the main edc
-no-build-sh Don't output build.sh
-current-dir Output to current directory
-quiet Produce less output