34 lines
1023 B
Nix
34 lines
1023 B
Nix
{ stdenv, fetchurl, hotplugSupport ? true, libusb ? null
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, gt68xxFirmware ? null }:
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let
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firmware = gt68xxFirmware {inherit fetchurl;};
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in
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assert hotplugSupport -> (stdenv.system == "i686-linux" || stdenv.system == "x86_64-linux");
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stdenv.mkDerivation {
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name = "sane-backends-1.0.21";
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src = fetchurl {
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url = ftp://ftp.sane-project.org/pub/sane/sane-backends-1.0.21/sane-backends-1.0.21.tar.gz;
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sha256 = "12wl4a86hxwlrx46lm5z6lw4id3j8wi82yv3khxcz5sqjai2ykp4";
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};
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udevSupport = hotplugSupport;
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buildInputs = if libusb != null then [libusb] else [];
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postInstall = ''
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if test "$udevSupport" = "1"; then
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ensureDir $out/etc/udev/rules.d/
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./tools/sane-desc -m udev > $out/etc/udev/rules.d/60-libsane.rules || \
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cp tools/udev/libsane.rules $out/etc/udev/rules.d/60-libsane.rules
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fi
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'';
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preInstall =
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if gt68xxFirmware != null then
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"mkdir -p \${out}/share/sane/gt68xx ; ln -s " + firmware.fw +
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" \${out}/share/sane/gt68xx/" + firmware.name
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else "";
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}
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