#!/bin/sh

###############################################
# Prepend DejaVu Sans Mono for monospace
# 
# Peng Wu <alexepico@gmail.com>
###############################################

FAVAIL=/usr/share/fontconfig/conf.avail
FCONF=/etc/fonts/conf.d
FILECONF=32-dejavu.conf


if [ $UID -ne 0 ]; then
    echo 1>&2 Please run $0 as root user.
    exit 2
fi

if [ $# -ne 1 ]; then
     echo 1>&2 Usage: $0 \[on\|off\]
     exit 2
fi

if [ $1 = "on" -o $1 = "off" ]; then
    if [ $1 == "on" ]; then
	    if [ -f "$FAVAIL/$FILECONF" ]; then
		    ln -sf $FAVAIL/$FILECONF $FCONF/$FILECONF
	    else
        	echo $FAVAIL/$FILECONF does not exist!
		    exit 2
	    fi
	fi

    if [ $1 = "off" ]; then
        if [ -f "$FAVAIL/$FILECONF" ]; then
            rm -f $FCONF/$FILECONF
        else
            echo $FAVAIL/$FILECONF does not exist!
            exit 2
        fi
     fi
else
     echo $1 is not a valid option
fi

exit 0