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nixpkgs/pkgs/desktops/arcan/wrapper.nix

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Nix

{ arcan
, makeWrapper
, symlinkJoin
, appls ? [ ]
, name ? "arcan-wrapped"
}:
symlinkJoin rec {
inherit name;
paths = appls ++ [ arcan ];
nativeBuildInputs = [ makeWrapper ];
postBuild = ''
for prog in ${placeholder "out"}/bin/*; do
wrapProgram $prog \
--prefix PATH ":" "${placeholder "out"}/bin" \
--set ARCAN_APPLBASEPATH "${placeholder "out"}/share/arcan/appl/" \
--set ARCAN_BINPATH "${placeholder "out"}/bin/arcan_frameserver" \
--set ARCAN_LIBPATH "${placeholder "out"}/lib/" \
--set ARCAN_RESOURCEPATH "${placeholder "out"}/share/arcan/resources/" \
--set ARCAN_SCRIPTPATH "${placeholder "out"}/share/arcan/scripts/"
done
'';
}
# TODO: set ARCAN_FONTPATH to a set of fonts that can be provided in a parameter
# TODO: set ARCAN_STATEBASEPATH to $HOME/.arcan/resources/savestates/ - possibly
# via a suitable script