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/ilbc/CMakeLists.txt

@@ -0,0 +1,11 @@
+cmake_minimum_required(VERSION 2.6)
+
+project(ilbc)
+
+file(GLOB ilbc_SRCS *.c)
+file(GLOB ilbc_HDRS *.h)
+
+add_library(ilbc SHARED ${ilbc_SRCS})
+
+install(TARGETS ilbc DESTINATION lib)
+install(FILES ${ilbc_HDRS} DESTINATION include/ilbc)

pkgs/development/libraries/ilbc/default.nix

@@ -0,0 +1,25 @@
+{ lib, stdenv, fetchurl, gawk, cmake }:
+
+stdenv.mkDerivation rec {
+  name = "ilbc-rfc3951";
+
+  script = ./extract-cfile.awk;
+
+  rfc3951 = fetchurl {
+    url = "http://www.ietf.org/rfc/rfc3951.txt";
+    sha256 = "0zf4mvi3jzx6zjrfl2rbhl2m68pzbzpf1vbdmn7dqbfpcb67jpdy";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  unpackPhase = ''
+    mkdir -v ${name}
+    cd ${name}
+    ${gawk}/bin/gawk -f ${script} ${rfc3951}
+    cp -v ${./CMakeLists.txt} CMakeLists.txt
+    '';
+
+  meta = {
+    platforms = lib.platforms.unix;
+  };
+}

pkgs/development/libraries/ilbc/extract-cfile.awk

@@ -0,0 +1,24 @@
+BEGIN { srcname = "nothing"; }
+{ if (/^A\.[0-9][0-9]*\.* *[a-zA-Z][a-zA-Z_0-9]*\.[ch]/) {
+    if (srcname != "nothing")
+      close(srcname);
+    srcname = $2;
+    printf("creating source file %s\n", srcname);
+  }else if (srcname != "nothing") {
+    if (/Andersen,* *et* *al\./) 
+      printf("skipping %s\n", $0);
+    else if (//)
+      printf("skipping2 %s\n", $0);
+    else if (/Internet Low Bit Rate Codec *December 2004/)
+      printf("skipping3 %s\n", $0);
+    else if (/Authors' *Addresses/){
+      close(srcname);
+      exit;}
+    else
+      print $0 >> srcname;
+  }
+}
+END {
+  printf("ending file %s\n", srcname);
+  close(srcname);
+}