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nixpkgs/pkgs/tools/misc/os-prober/default.nix

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Nix

{ stdenv, fetchurl, makeWrapper,
systemd, # udevadm
busybox,
coreutils, # os-prober desn't seem to work with pure busybox
devicemapper, # lvs
# optional dependencies
cryptsetup ? null,
libuuid ? null, # blkid and blockdev
dmraid ? null,
ntfs3g ? null
}:
stdenv.mkDerivation rec {
version = "1.73";
name = "os-prober-${version}";
src = fetchurl {
url = "mirror://debian/pool/main/o/os-prober/os-prober_${version}.tar.xz";
sha256 = "1prssbwdgj5c33zhl3ldgaxk7lab9qvs4zhyrhag88wiivirb0sq";
};
buildInputs = [ makeWrapper ];
installPhase = ''
# executables
mkdir -p $out/bin
mkdir -p $out/lib
mkdir -p $out/share
cp os-prober linux-boot-prober $out/bin
cp newns $out/lib
cp common.sh $out/share
# probes
case "${stdenv.system}" in
i686*|x86_64*) ARCH=x86;;
powerpc*) ARCH=powerpc;;
arm*) ARCH=arm;;
*) ARCH=other;;
esac;
for probes in os-probes os-probes/mounted os-probes/init linux-boot-probes linux-boot-probes/mounted; do
mkdir -p $out/lib/$probes;
cp $probes/common/* $out/lib/$probes;
if [ -e "$probes/$ARCH" ]; then
mkdir -p $out/lib/$probes
cp -r $probes/$ARCH/* $out/lib/$probes;
fi;
done
if [ $ARCH = "x86" ]; then
cp -r os-probes/mounted/powerpc/20macosx $out/lib/os-probes/mounted;
fi;
'';
postFixup = ''
for file in $(find $out -type f ! -name newns) ; do
substituteInPlace $file \
--replace /usr/share/os-prober/ $out/share/ \
--replace /usr/lib/os-probes/ $out/lib/os-probes/ \
--replace /usr/lib/linux-boot-probes/ $out/lib/linux-boot-probes/ \
--replace /usr/lib/os-prober/ $out/lib/
done;
for file in $out/bin/*; do
wrapProgram $file \
--set LVM_SYSTEM_DIR ${devicemapper} \
--suffix PATH : "$out/bin${builtins.foldl' (x: y: x + ":" + y) "" (
map (x: (toString x) + "/bin") (
builtins.filter (x: x!=null)
[ devicemapper systemd coreutils cryptsetup libuuid dmraid ntfs3g busybox ]
)
)
}" \
--run "[ -d /var/lib/os-prober ] || mkdir /var/lib/os-prober"
done;
'';
meta = {
description = "Utility to detect other OSs on a set of drives";
homepage = http://packages.debian.org/source/sid/os-prober;
license = stdenv.lib.licenses.gpl2Plus;
};
}