nixpkgs/pkgs/os-specific/linux/systemd/cryptsetup-generator.nix

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{ stdenv, systemd, cryptsetup }:
systemd.overrideAttrs (p: {
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version = p.version;
name = "systemd-cryptsetup-generator-${p.version}";
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buildInputs = p.buildInputs ++ [ cryptsetup ];
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outputs = [ "out" ];
buildPhase = ''
ninja systemd-cryptsetup systemd-cryptsetup-generator
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'';
# As ninja install is not used here, the rpath needs to be manually fixed.
# Otherwise the resulting binary doesn't properly link against systemd-shared.so
postFixup = ''
sharedLib=libsystemd-shared-${p.version}.so
for prog in `find $out -type f -executable`; do
(patchelf --print-needed $prog | grep $sharedLib > /dev/null) && (
patchelf --set-rpath `patchelf --print-rpath $prog`:"$out/lib/systemd" $prog
) || true
done
'';
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installPhase = ''
mkdir -p $out/lib/systemd/
cp systemd-cryptsetup $out/lib/systemd/systemd-cryptsetup
cp src/shared/*.so $out/lib/systemd/
mkdir -p $out/lib/systemd/system-generators/
cp systemd-cryptsetup-generator $out/lib/systemd/system-generators/systemd-cryptsetup-generator
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'';
})