build: remove initcmd() and simplify main()

Signed-off-by: Leah Rowe <leah@libreboot.org>

build

@@ -36,22 +36,14 @@ main()
 	    git_err "git config --global user.email \"john.doe@example.com\""
 	git_init
 
-	initcmd $@
-
-	[ -f "${spath}" ] || $err "Bad command. Check $projectname docs."
-	shift 1; "$spath" $@ || $err "excmd: ${spath} ${@}"
-
-	xbmk_exit 0
-}
-
-initcmd()
-{
 	[ "$(id -u)" != "0" ] || $err "this command as root is not permitted"
 
 	case "${1}" in
 	version) printf "%s\n" "$relname" ;;
 	release) shift 1; mkrelease $@ ;;
-	*) return 0 ;;
+	*)
+		[ -f "${spath}" ] || $err "Bad command. Check docs."
+		shift 1; "$spath" $@ || $err "excmd: ${spath} ${@}" ;;
 	esac
 	xbmk_exit 0
 }