brscan4: init at 0.4.3-3

A sane backend for recent brother scanners. Depends on the presence of etc files generated by the nixos module of the same name. Supports network scanner specification through the nixos module.
2016-05-01 14:42:25 -04:00
parent ec6b547b17
commit 758e8bd1a1
6 changed files with 516 additions and 0 deletions
@@ -0,0 +1,97 @@
+{ stdenv, fetchurl, callPackage, patchelf, makeWrapper, coreutils, libusb }:
+
+/*
+
+
+*/
+
+let
+
+  myPatchElf = file: with stdenv.lib; ''
+    patchelf --set-interpreter \
+      ${stdenv.glibc}/lib/ld-linux${optionalString stdenv.is64bit "-x86-64"}.so.2 \
+      ${file}
+  '';
+
+  udevRules = callPackage ./udev_rules_type1.nix {};
+
+in
+
+stdenv.mkDerivation rec {
+
+  name = "brscan4-0.4.3-3";
+  src = fetchurl {
+    url = "http://download.brother.com/welcome/dlf006645/${name}.amd64.deb";
+    sha256 = "1nccyjl0b195pn6ya4q0zijb075q8r31v9z9a0hfzipfyvcj57n2";
+  };
+
+  unpackPhase = ''
+    ar x $src
+    tar xfvz data.tar.gz
+  '';
+
+  nativeBuildInputs = [ makeWrapper patchelf coreutils udevRules ];
+  buildInputs = [ libusb ];
+  buildPhase = ":";
+
+
+  patchPhase = ''
+    ${myPatchElf "opt/brother/scanner/brscan4/brsaneconfig4"}
+
+    RPATH=${libusb}/lib
+    for a in usr/lib64/sane/*.so*; do
+      if ! test -L $a; then
+        patchelf --set-rpath $RPATH $a
+      fi
+    done
+  '';
+
+  installPhase = ''
+
+    PATH_TO_BRSCAN4="opt/brother/scanner/brscan4"
+    mkdir -p $out/$PATH_TO_BRSCAN4
+    cp -rp $PATH_TO_BRSCAN4/* $out/$PATH_TO_BRSCAN4
+    mkdir -p $out/lib/sane
+    cp -rp usr/lib64/sane/* $out/lib/sane
+
+    # Symbolic links were absolute. Fix them so that they point to $out.
+    pushd "$out/lib/sane" > /dev/null
+    for a in *.so*; do
+      if test -L $a; then
+        fixedTargetFileName="$(basename $(readlink $a))"
+        unlink "$a"
+        ln -s -T "$fixedTargetFileName" "$a"
+      fi
+    done
+    popd > /dev/null
+
+    # Generate an LD_PRELOAD wrapper to redirect execvp(), open() and open64()
+    # calls to `/opt/brother/scanner/brscan4`.
+    preload=$out/libexec/brother/scanner/brscan4/libpreload.so
+    mkdir -p $(dirname $preload)
+    gcc -shared ${./preload.c} -o $preload -ldl -DOUT=\"$out\" -fPIC
+
+    makeWrapper \
+      "$out/$PATH_TO_BRSCAN4/brsaneconfig4" \
+      "$out/bin/brsaneconfig4" \
+      --set LD_PRELOAD $preload
+
+    mkdir -p $out/etc/sane.d
+    echo "brother4" > $out/etc/sane.d/dll.conf
+
+    mkdir -p $out/etc/udev/rules.d
+    cp -p ${udevRules}/etc/udev/rules.d/*.rules \
+      $out/etc/udev/rules.d
+  '';
+
+  dontStrip = true;
+  dontPatchELF = true;
+
+  meta = {
+    description = "Brother brscan4 sane backend driver";
+    homepage = http://www.brother.com;
+    platforms = stdenv.lib.platforms.linux;
+    license = stdenv.lib.licenses.unfree;
+    maintainers = with stdenv.lib.maintainers; [ jraygauthier ];
+  };
+}