nixpkgs/pkgs/development/libraries/kde-frameworks/kde-wrapper.nix
Thomas Tuegel af2ecc27fc
kde5.kdeWrapper: use small symlink farms
This partially addresses #21345, but we may need to reduce disk usage
further.
2016-12-22 07:58:57 -06:00

54 lines
1.4 KiB
Nix

{ stdenv, lib, makeWrapper, buildEnv }:
drv:
{ targets, paths ? [] }:
let
env = buildEnv {
inherit (drv) name meta;
paths = builtins.map lib.getBin ([drv] ++ paths);
pathsToLink = [ "/bin" "/share" "/lib/qt5" "/etc/xdg" ];
};
in
stdenv.mkDerivation {
inherit (drv) name meta;
preferLocalBuild = true;
paths = builtins.map lib.getBin ([drv] ++ paths);
inherit drv env targets;
passthru = { unwrapped = drv; };
nativeBuildInputs = [ makeWrapper ];
builder = builtins.toFile "builder.sh" ''
. $stdenv/setup
for t in $targets; do
if [ -a "$drv/$t" ]; then
makeWrapper "$drv/$t" "$out/$t" \
--argv0 '"$0"' \
--suffix PATH : "$env/bin" \
--prefix XDG_CONFIG_DIRS : "$env/share" \
--prefix XDG_DATA_DIRS : "$env/etc/xdg" \
--set QML_IMPORT_PATH "$env/lib/qt5/imports" \
--set QML2_IMPORT_PATH "$env/lib/qt5/qml" \
--set QT_PLUGIN_PATH "$env/lib/qt5/plugins"
else
echo "no such file or directory: $drv/$t"
exit 1
fi
done
if [ -a "$drv/share" ]; then
ln -s "$drv/share" "$out"
fi
if [ -a "$drv/nix-support/propagated-user-env-packages" ]; then
mkdir -p "$out/nix-support"
ln -s "$drv/nix-support/propagated-user-env-packages" "$out/nix-support/"
fi
'';
}