func init() {
flag.Usage = func() {
fmt.Fprintf(os.Stderr, "Usage: %s [OPTION] API_FILES\n", os.Args[0])
+ fmt.Fprintln(os.Stderr, "Provide API_FILES by file name, or with full path including extension.")
fmt.Fprintln(os.Stderr, "Parse API_FILES and generate Go bindings based on the options given:")
flag.PrintDefaults()
}