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/development/tools/misc/checkbashisms/default.nix

@@ -0,0 +1,39 @@
+{ lib, stdenv, fetchurl, perl, installShellFiles }:
+stdenv.mkDerivation rec {
+  version = "2.21.1";
+  pname = "checkbashisms";
+
+  src = fetchurl {
+    url = "mirror://debian/pool/main/d/devscripts/devscripts_${version}.tar.xz";
+    hash = "sha256-1ZbIiUrFd38uMVLy7YayLLm5RrmcovsA++JTb8PbTFI=";
+  };
+
+  nativeBuildInputs = [ installShellFiles ];
+  buildInputs = [ perl ];
+
+  buildPhase = ''
+    runHook preBuild
+
+    substituteInPlace ./scripts/checkbashisms.pl \
+      --replace '###VERSION###' "$version"
+
+    runHook postBuild
+  '';
+  installPhase = ''
+    runHook preInstall
+
+    installManPage scripts/$pname.1
+    installShellCompletion --bash --name $pname scripts/$pname.bash_completion
+    install -D -m755 scripts/$pname.pl $out/bin/$pname
+
+    runHook postInstall
+  '';
+
+  meta = {
+    homepage = "https://sourceforge.net/projects/checkbaskisms/";
+    description = "Check shell scripts for non-portable syntax";
+    license = lib.licenses.gpl2Plus;
+    maintainers = with lib.maintainers; [ kaction ];
+    platforms = lib.platforms.unix;
+  };
+}