From cf699caf4d9be4445b3516f9b9b362dd3d442edf Mon Sep 17 00:00:00 2001
From: Tobias Geerinckx-Rice <tobias.geerinckx.rice@gmail.com>
Date: Fri, 25 Dec 2015 15:56:05 +0100
Subject: [PATCH] saneBackends: don't add option for 1 udev rule

---
 pkgs/applications/graphics/sane/backends/generic.nix | 12 +++---------
 pkgs/top-level/all-packages.nix                      |  2 --
 2 files changed, 3 insertions(+), 11 deletions(-)

diff --git a/pkgs/applications/graphics/sane/backends/generic.nix b/pkgs/applications/graphics/sane/backends/generic.nix
index a8963b438b8..9fbeb612614 100644
--- a/pkgs/applications/graphics/sane/backends/generic.nix
+++ b/pkgs/applications/graphics/sane/backends/generic.nix
@@ -2,13 +2,9 @@
 , avahi, libusb1, libv4l, net_snmp
 , gettext, pkgconfig
 , gt68xxFirmware ? null, snapscanFirmware ? null
-, hotplugSupport ? true
 , version, src, ...
 }:
 
-assert hotplugSupport ->
-  builtins.elem stdenv.system [ "i686-linux" "x86_64-linux" ];
-
 stdenv.mkDerivation {
   inherit src;
 
@@ -25,11 +21,9 @@ stdenv.mkDerivation {
   nativeBuildInputs = [ gettext pkgconfig ];
 
   postInstall = ''
-    if test "$hotplugSupport" = "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
+    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
   '';
 
   preInstall =
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 08259db1cb7..a9593b36186 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15542,13 +15542,11 @@ let
   saneBackends = callPackage ../applications/graphics/sane/backends {
     gt68xxFirmware = config.sane.gt68xxFirmware or null;
     snapscanFirmware = config.sane.snapscanFirmware or null;
-    hotplugSupport = config.sane.hotplugSupport or true;
   };
 
   saneBackendsGit = callPackage ../applications/graphics/sane/backends/git.nix {
     gt68xxFirmware = config.sane.gt68xxFirmware or null;
     snapscanFirmware = config.sane.snapscanFirmware or null;
-    hotplugSupport = config.sane.hotplugSupport or true;
   };
 
   mkSaneConfig = callPackage ../applications/graphics/sane/config.nix { };