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/libraries/libgit2-glib/default.nix

@@ -0,0 +1,48 @@
+{ lib, stdenv, fetchurl, gnome, meson, ninja, pkg-config, vala, libssh2
+, gtk-doc, gobject-introspection, libgit2, glib, python3 }:
+
+stdenv.mkDerivation rec {
+  pname = "libgit2-glib";
+  version = "1.0.0.1";
+
+  src = fetchurl {
+    url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    sha256 = "RgpdaTaVDKCNLYUYv8kMErsYfPbmdN5xX3BV/FgQK1c=";
+  };
+
+  postPatch = ''
+    for f in meson_vapi_link.py meson_python_compile.py; do
+      chmod +x $f
+      patchShebangs $f
+    done
+  '';
+
+  passthru = {
+    updateScript = gnome.updateScript {
+      packageName = pname;
+      versionPolicy = "none";
+    };
+  };
+
+  nativeBuildInputs = [
+    meson ninja pkg-config vala gtk-doc gobject-introspection
+  ];
+
+  propagatedBuildInputs = [
+    # Required by libgit2-glib-1.0.pc
+    libgit2 glib
+  ];
+
+  buildInputs = [
+    libssh2
+    python3.pkgs.pygobject3 # this should really be a propagated input of python output
+  ];
+
+  meta = with lib; {
+    description = "A glib wrapper library around the libgit2 git access library";
+    homepage = "https://wiki.gnome.org/Projects/Libgit2-glib";
+    license = licenses.lgpl21;
+    maintainers = teams.gnome.members;
+    platforms = platforms.linux;
+  };
+}