uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/science/logic/why3/with-provers.nix

@@ -0,0 +1,32 @@
+{ stdenv, makeWrapper, runCommand, symlinkJoin, why3 }:
+provers:
+let configAwkScript = runCommand "why3-conf.awk" { inherit provers; }
+  ''
+    for p in $provers; do
+      for b in $p/bin/*; do
+        BASENAME=$(basename $b)
+        echo "/^command =/{ gsub(\"$BASENAME\", \"$b\") }" >> $out
+      done
+    done
+    echo '{ print }' >> $out
+  '';
+in
+stdenv.mkDerivation {
+  pname = "${why3.pname}-with-provers";
+
+  nativeBuildInputs = [ makeWrapper ];
+  buildInputs = [ why3 ] ++ provers;
+
+  dontUnpack = true;
+
+  buildPhase = ''
+    mkdir -p $out/share/why3/
+    why3 config detect -C $out/share/why3/why3.conf
+    awk -i inplace -f ${configAwkScript} $out/share/why3/why3.conf
+  '';
+
+  installPhase = ''
+    mkdir -p $out/bin
+    makeWrapper ${why3}/bin/why3 $out/bin/why3 --add-flags "--config $out/share/why3/why3.conf"
+  '';
+}