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{ lib, symlinkJoin, makeWrapper }:
unwrapped:
pkgsSpec:
let
mods = if lib.isFunction pkgsSpec
then pkgsSpec unwrapped.pkgs
else pkgsSpec;
in
if builtins.length mods == 0
then unwrapped
else symlinkJoin {
name = unwrapped.name + "-with-mods";
paths = [ unwrapped ] ++ mods;
nativeBuildInputs = [ makeWrapper ];
postBuild = ''
if [ -x $out/bin/cataclysm ]; then
wrapProgram $out/bin/cataclysm \
--add-flags "--datadir $out/share/cataclysm-dda/"
fi
if [ -x $out/bin/cataclysm-tiles ]; then
wrapProgram $out/bin/cataclysm-tiles \
--add-flags "--datadir $out/share/cataclysm-dda/"
fi
# Launch the wrapped program
replaceProgram() {
cp "$1" "''${1}.bk"
unlink "$1"
mv "''${1}.bk" "$1"
sed -i "$1" -e "s,/nix/store/.\+\(/bin/cataclysm-tiles\),$out\1,"
}
for script in "$out/share/applications/cataclysm-dda.desktop" \
"$out/Applications/Cataclysm.app/Contents/MacOS/Cataclysm.sh"
do
if [ -e "$script" ]; then
replaceProgram "$script"
fi
done
'';
}
|
