#!/bin/bash

mount -v -o defaults,users,rw,exec /dev/sdc1 /media/sdc1
#mount -v -o defaults,users,rw,grpid,exec /dev/sdc1 /media/sdc1

#read a

if test $? -eq 0; then
   echo "it is mounted"
else
   echo "it is not mounted"
fi

read a

umount -v /media/sdc1

# /media/gerd/SD-1GB/DCIM/