clipcode v2.0

#!/bin/bash
# Empty clipboard to specified file every $WAIT seconds

WAIT=1 # Time to wait (in seconds)
CLIP_COMMAND="xclip -sel clip -o" #Command to execute

# If no file is given, print usage and exit
if [ "x$1" = "x" ];
    then
        echo "Usage: $(basename $0) <file>"
        exit 1
fi

# Create file if it doesn't exist
if [ ! -a "$1" ];
    then
        touch "$1"
fi

while true; do
    if [ "$(echo $($CLIP_COMMAND))" != "$(tail -1 "$1")" ];
        then
            echo $($CLIP_COMMAND) >> "$1"
    fi
sleep ${WAIT}s
done