tts mod?

#!/bin/bash
 
### configure your directories here
nex_root=/home/element/Nexuiz
dp_root=$nex_root/darkplaces
### end of configuration
 
errorfunction () { echo $error_reason;exit 1; }
trap errorfunction ERR
 
while getopts ":hfcas" opt; do
 case "$opt" in
  h) help=1 ;;
  f) fteqcc=1 ;;
  c) clean=1 ;;
  a) apt=1 ;;
  s) svn=1 ;;
 esac
done
 
if [[ $help == 1 ]];then
    echo "Usage:"
    echo "-h    help"
    echo "-a    install required dependencies via apt-get (debian based systems only)"
    echo "-s    checkout the svn repositories, compile fteqcc !FIRST RUN ONLY!"
    echo "-f    update fteqcc"
    echo "-c    make clean in DP and Nexuiz dirs"
    exit
fi
 
if [[ $apt == 1 ]];then
    sudo apt-get install build-essential xserver-xorg-dev x11proto-xf86dri-dev x11proto-xf86dga-dev x11proto-xf86vidmode-dev  libxxf86dga-dev libxcb-xf86dri0-dev libxpm-dev libxxf86vm-dev libsdl1.2-dev libsdl-image1.2-dev libsdl1.2debian subversion libclalsadrv-dev libasound2-dev libxext-dev
    exit 1
fi
 
if [[ $svn == 1 ]];then
    mkdir -p $nex_root
    echo "--- Checking out Nexuiz from svn ---";error_reason="Failed to checkout Nexuiz"
    echo "This will probably take a long time, depending on your connection speed..."
    cd $nex_root && svn co -r 8770 svn://svn.icculus.org/nexuiz/trunk/
    echo "--- Checking out Darkplaces from svn ---";error_reason="Failed to checkout Darkplaces"
    mkdir -p $dp_root
    svn co -r 12058 svn://svn.icculus.org/twilight/trunk/darkplaces darkplaces
    echo "--- Checking out fteqcc from svn ---";error_reason="Failed to checkout fteqcc"
    svn co https://fteqw.svn.sourceforge.net/svnroot/fteqw/trunk/engine/qclib/
    echo "--- Compiling fteqcc ---";error_reason="Failed to compile fteqcc"
    cd $nex_root/qclib; make
fi
 
if [[ $fteqcc == 1 ]];then
    echo "--- Updating fteqcc ---";error_reason="Failed to update fteqcc"
    cd $nex_root/qclib && svn up && make
fi
 
echo "--- Updating Nexuiz ---";error_reason="Failed to update nexuiz"
cd $nex_root/trunk && svn up -r 8770 && cd data
 
if [[ $clean == 1 ]];then
        echo "--- Making clean in Nexuiz dir ---";error_reason="Failed to make clean in the Nexuiz dir"
        make clean
fi
error_reason="Failed to build Nexuiz"
FTEQCC="$nex_root/qclib/fteqcc.bin" make
 
echo "--- Updating Darkplaces ---";error_reason="Failed to update Darkplaces"
cd $dp_root && svn up -r 12058
 
if [[ $clean == 1 ]];then
    echo "--- Making clean in DP dir ---";error_reason="Failed to make clean in the Darkplaces dir"
    make clean
fi
error_reason="Failed to build the engine"
make nexuiz
 
if [[ $svn == 1 ]];then
    echo "--- Symlinking the engine ---";error_reason="Failed to link the engines"
    ln -s $dp_root/nexuiz-sdl $nex_root/trunk/
    ln -s $dp_root/nexuiz-glx $nex_root/trunk/
    ln -s $dp_root/nexuiz-dedicated $nex_root/trunk/
    echo "--- Building complete! The Nexuiz binaries are now located in" $nex_root/trunk/ "---"
fi