source: trunk/debathena/debathena/dotfiles/env_setup.bash @ 24863

# Prototype file for setting up course-specific environment

echo "Attaching $SUBJECT ... "
setup_dir=`/bin/attach -p $SUBJECT`

if [ $? == 0 ]; then

        # Record information to remove setup later
        setup_filsys=$SUBJECT

        # Set prompt to reflect changed environment
        PS1="${SUBJECT}\$ "

        if [ -r $setup_dir/.attachrc.bash ]; then
                unset SUBJECT   # to prevent infinite loops
                echo "Running commands in $setup_dir/.attachrc.bash ... "
                source $setup_dir/.attachrc.bash
        else
            if [ -r $setup_dir/.attachrc ]; then
                echo "This locker is not yet configured for the 'setup' command with the bash shell."
                echo "(.attachrc.bash not readable).  Please contact the locker maintainer."
                echo "For more information, see http://debathena.mit.edu/setup.bash"
            fi
            # Do minimal environment setup
            add $setup_filsys

        fi
else
        echo ""
        echo "The $SUBJECT filesystem could not be attached."
        filsys=(`hesinfo $SUBJECT filsys`)
        if [ ${#filsys} -lt 3 ]; then
                echo "Check your spelling of the filesystem name."
        else
                echo -n "The ${filsys[0]} fileserver"
                if [ ${filsys[0]} != "AFS" ]; then 
                    echo -n " named ${filsys[2]}"
                fi
                echo " may be down."
        fi
        if [ -n "$XSESSION" ]; then
            echo "Type exit to get rid of this window."
        else
            kill -HUP $$        # cause shell to exit
        fi
fi
unset SUBJECT   # to prevent infinite loops