Sven Co-op's Install_OpFor_Support.bat port to bash.

Install_OpFor_Support.sh

#!/usr/bin/env bash

HLDIR="/home/caesim/.local/share/Steam/steamapps/common/Half-Life"
SCDIR="/home/caesim/.local/share/Steam/steamapps/common/Sven Co-op Dedicated Server/svencoop"

szGame="Opposing Force"
szModDir="gearbox"
scVersion="5.0"

if [ "$(uname -m)" == "x86_64" ]; then
    ripent=ripent
else
    ripent=ripent_32
fi

mapList=(
    of0a0 of1a1 of1a2 of1a3 of1a4 of1a4b of1a5 of1a5b of1a6 of2a1 of2a1b of2a4 
    of2a5 of2a6 of3a1 of3a2 of3a4 of3a5 of3a6 of4a1 of4a2 of4a3 of4a4 
    of4a5 of5a1 of5a2 of5a3 of5a4 of6a1 of6a2 of6a3 of6a4 of6a4b of6a5
)

szBaseContentDir=$HLDIR/$szModDir

if [ ! -d "$szBaseContentDir" ]; then
    echo Could not find $szBaseContentDir directory
    echo Check that $szGame is installed
    exit
fi

echo
echo -= Half-Life: $szGame map support for Sven Co-op $scVersion =-
echo
echo Warning: Around 80MB of free disk space required.
echo Installation may take a few minutes\; please be patient.
echo

echo
echo ----------------------------------------------------------------------------
echo IMPORTANT: To install $szGame support, you must own \'Half-Life:
echo $szGame\' and have it fully downloaded and installed!
echo ----------------------------------------------------------------------------
echo

cd "$SCDIR"

if [ ! -f "maps/$ripent" ]; then
    echo Missing $ripent
    exit
fi

if [ ! -f "$szBaseContentDir/maps/${mapList[0]}.bsp" ]; then
    echo Missing maps
	exit
fi

echo
echo Copying official maps from installed game...
echo

for m in "${mapList[@]}"; do
    cp "$szBaseContentDir/maps/$m.bsp" maps/
done

cp "$szBaseContentDir/gfx/env/*" gfx/env/

echo
echo -= Valve\'s original Half-Life $szGame maps have been copied. =-
echo

echo
echo Preparing...
echo

unzip -o opfor_support.sven -d maps

cd maps

echo
echo Importing entity data...
echo

for m in "${mapList[@]}"; do
    ./$ripent -import -noinfo $m.bsp
done

echo
echo Flushing temporary data...
echo

rm of?a?.ent
rm of?a?b.ent

thanks