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/cdecl/cdecl-2.5-lex.patch

@@ -0,0 +1,13 @@
+diff --git a/Makefile b/Makefile
+index 1643b74..8f1ae11 100644
+--- a/Makefile
++++ b/Makefile
+@@ -33,7 +33,7 @@ c++decl: cdgram.c cdlex.c cdecl.c
+ 	rm -f cdecl
+ 
+ cdlex.c: cdlex.l
+-	lex cdlex.l && mv lex.yy.c cdlex.c
++	flex cdlex.l && mv lex.yy.c cdlex.c
+ 
+ cdgram.c: cdgram.y
+ 	yacc cdgram.y && mv y.tab.c cdgram.c

pkgs/development/tools/cdecl/default.nix

@@ -0,0 +1,26 @@
+{lib, stdenv, fetchurl, bison, flex, readline, ncurses, gnused}:
+
+stdenv.mkDerivation rec {
+  pname = "cdecl";
+  version = "2.5";
+  src = fetchurl {
+    url = "https://www.cdecl.org/files/${pname}-blocks-${version}.tar.gz";
+    sha256 = "1b7k0ra30hh8mg8fqv0f0yzkaac6lfg6n376drgbpxg4wwml1rly";
+  };
+
+  patches = [ ./cdecl-2.5-lex.patch ];
+  preBuild = ''
+    ${gnused}/bin/sed 's/getline/cdecl_getline/g' -i cdecl.c;
+    makeFlagsArray=(CFLAGS="-DBSD -DUSE_READLINE -std=gnu89" LIBS=-lreadline);
+    makeFlags="$makeFlags PREFIX=$out BINDIR=$out/bin MANDIR=$out/man1 CATDIR=$out/cat1 CC=$CC";
+    mkdir -p $out/bin;
+  '';
+  buildInputs = [bison flex readline ncurses];
+
+  meta = {
+    description = "Translator English -- C/C++ declarations";
+    license = lib.licenses.publicDomain;
+    maintainers = with lib.maintainers; [joelteon];
+    platforms = lib.platforms.unix;
+  };
+}