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nixpkgs/pkgs/applications/graphics/sane/backends.nix

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Nix

{ stdenv, fetchurl, hotplugSupport ? true, libusb ? null, libv4l ? null
, pkgconfig ? null, gt68xxFirmware ? null, snapscanFirmware ? null
}:
assert hotplugSupport -> (stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux");
let
firmware = gt68xxFirmware { inherit fetchurl; };
in
stdenv.mkDerivation rec {
version = "1.0.24";
name = "sane-backends-${version}";
src = fetchurl {
urls = [
"http://pkgs.fedoraproject.org/repo/pkgs/sane-backends/sane-backends-1.0.24.tar.gz/1ca68e536cd7c1852322822f5f6ac3a4/${name}.tar.gz"
"https://alioth.debian.org/frs/download.php/file/3958/${name}.tar.gz"
];
curlOpts = "--insecure";
sha256 = "0ba68m6bzni54axjk15i51rya7hfsdliwvqyan5msl7iaid0iir7";
};
udevSupport = hotplugSupport;
configureFlags = stdenv.lib.optional (libusb != null) "--enable-libusb_1_0";
buildInputs = []
++ stdenv.lib.optional (libusb != null) libusb
++ stdenv.lib.optional (libv4l != null) libv4l
++ stdenv.lib.optional (pkgconfig != null) pkgconfig
;
postInstall = ''
if test "$udevSupport" = "1"; then
mkdir -p $out/etc/udev/rules.d/
./tools/sane-desc -m udev > $out/etc/udev/rules.d/49-libsane.rules || \
cp tools/udev/libsane.rules $out/etc/udev/rules.d/49-libsane.rules
fi
'';
preInstall =
if gt68xxFirmware != null then
"mkdir -p \${out}/share/sane/gt68xx ; ln -s " + firmware.fw +
" \${out}/share/sane/gt68xx/" + firmware.name
else if snapscanFirmware != null then
"mkdir -p \${out}/share/sane/snapscan ; ln -s " + snapscanFirmware +
" \${out}/share/sane/snapscan/your-firmwarefile.bin"
else "";
meta = {
homepage = "http://www.sane-project.org/";
description = "Scanner Access Now Easy";
license = stdenv.lib.licenses.gpl2Plus;
maintainers = [ stdenv.lib.maintainers.simons ];
platforms = stdenv.lib.platforms.linux;
};
}