Method isSU

libsuperuser/src/eu/chainfire/libsuperuser/Shell.java:537–552

Attempts to deduce if the shell command refers to a su shell @param shell Shell command to run @return Shell command appears to be su

(String shell)

         * @return Shell command appears to be su
         */
        @AnyThread
        public static boolean isSU(String shell) {
            // Strip parameters
            int pos = shell.indexOf(' ');
            if (pos >= 0) {
                shell = shell.substring(0, pos);
            }

            // Strip path
            pos = shell.lastIndexOf('/');
            if (pos >= 0) {
                shell = shell.substring(pos + 1);
            }

            return shell.toLowerCase(Locale.ENGLISH).equals("su");
        }

        /**
         * Constructs a shell command to start a su shell using the supplied uid