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/tools/text/sgml/opensp/default.nix

@@ -0,0 +1,55 @@
+{ lib, stdenv, fetchurl, fetchpatch, xmlto, docbook_xml_dtd_412
+, libxslt, docbook_xsl, autoconf, automake, gettext, libiconv, libtool
+}:
+
+stdenv.mkDerivation rec {
+  pname = "opensp";
+  version = "1.5.2";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/openjade/OpenSP-${version}.tar.gz";
+    sha256 = "1khpasr6l0a8nfz6kcf3s81vgdab8fm2dj291n5r2s53k228kx2p";
+  };
+
+  postPatch = ''
+    sed -i s,/usr/share/sgml/docbook/xml-dtd-4.1.2/,${docbook_xml_dtd_412}/xml/dtd/docbook/, \
+      docsrc/*.xml
+  '';
+
+  patches = [
+    (fetchpatch {
+      url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/app-text/opensp/files/opensp-1.5.2-c11-using.patch?id=688d9675782dfc162d4e6cff04c668f7516118d0";
+      sha256 = "04q14s8qsad0bkjmj067dn831i0r6v7742rafdlnbfm5y249m2q6";
+    })
+  ];
+
+  setupHook = ./setup-hook.sh;
+
+  postFixup = ''
+    # Remove random ids in the release notes
+    sed -i -e 's/href="#idm.*"//g' $out/share/doc/OpenSP/releasenotes.html
+    sed -i -e 's/name="idm.*"//g' $out/share/doc/OpenSP/releasenotes.html
+    '';
+
+  preConfigure = lib.optionalString stdenv.isCygwin ''
+    autoreconf -fi
+  '';
+
+  strictDeps = true;
+
+  nativeBuildInputs = [
+    xmlto
+    docbook_xml_dtd_412
+    docbook_xsl
+  ] ++ lib.optionals stdenv.isCygwin [ autoconf automake libtool ];
+
+  doCheck = false; # fails
+
+  meta = with lib; {
+    description = "A suite of SGML/XML processing tools";
+    license = licenses.mit;
+    homepage = "http://openjade.sourceforge.net/";
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ ];
+  };
+}

pkgs/tools/text/sgml/opensp/setup-hook.sh

@@ -0,0 +1,22 @@
+addSGMLCatalogs () {
+      if test -d $1/sgml/dtd; then
+          for i in $(find $1/sgml/dtd -name docbook.cat); do
+              export SGML_CATALOG_FILES="${SGML_CATALOG_FILES:+:}$i"
+          done
+      fi
+}
+
+if test -z "${sgmlHookDone-}"; then
+    sgmlHookDone=1
+
+    # Set http_proxy and ftp_proxy to a invalid host to prevent
+    # xmllint and xsltproc from trying to download DTDs from the
+    # network even when --nonet is not given.  That would be impure.
+    # (Note that .invalid is a reserved domain guaranteed not to
+    # work.)
+    export http_proxy=http://nodtd.invalid/
+    export ftp_proxy=http://nodtd.invalid/
+
+    export SGML_CATALOG_FILES
+    addEnvHooks "$targetOffset" addSGMLCatalogs
+fi