Make and change directory.

mcd.sh

function mcd()
{
# Make and change directory.
# Optionally initialize it as a GIT repo.
# Copy this function to ~/.bashrc or /etc/profile
    if [ "$#" -eq 1 ]
    then
        echo "Do you want to initialize this as a git repo? "
        select ynq in "Yes" "No" "Quit"; do
            case $ynq in
                Yes) git init "$1"; cd "$1"
                    break;;
                No) mkdir --parents "$1"; cd "$1"
                    break;;
                Quit) echo "Bye."
                    break;;
            esac
            done
    else
        echo "Usage: mcd <DIR_NAME>" > /dev/stderr
    fi
}