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/lc3tools/0001-mangle-configure.patch

@@ -0,0 +1,29 @@
+diff --git a/configure b/configure
+index 46f9af4..dfc1b3e 100755
+--- a/configure
++++ b/configure
+@@ -17,10 +17,11 @@ esac
+ 
+ # Some binaries that we'll need, and the places that we might find them.
+ 
+-binlist="uname flex gcc wish rm cp mkdir chmod sed"
+-pathlist="/bin /usr/bin /usr/local/bin /sw/bin /usr/x116/bin /usr/X11R6/bin"
+-libpathlist="/lib /usr/lib /usr/local/lib"
+-incpathlist="/include /usr/include /usr/local/include"
++IFS=:
++binlist="uname:flex:gcc:wish:rm:cp:mkdir:chmod:sed"
++pathlist=$PATH
++libpathlist=$LIBS
++incpathlist=$INCLUDES
+ 
+ 
+ # Find the binaries (or die trying).
+@@ -55,7 +56,7 @@ case `$uname -s` in
+ 		echo "Configuring for Cygwin..."
+ 		;;
+ 	Linux*) echo "Configuring for Linux..."
+-		OS_SIM_LIBS="-lcurses"
++		# OS_SIM_LIBS="-lcurses"
+ 		;;
+ 	SunOS*)  echo "Configuring for Solaris..."
+ 		OS_SIM_LIBS="-lcurses -lsocket -lnsl"

pkgs/development/tools/lc3tools/0002-lc3os-path.patch

@@ -0,0 +1,21 @@
+diff --git a/lc3sim.c b/lc3sim.c
+index dac7f7a..736fd7c 100644
+--- a/lc3sim.c
++++ b/lc3sim.c
+@@ -665,14 +665,14 @@ init_machine ()
+     bzero (lc3_sym_hash, sizeof (lc3_sym_hash));
+     clear_all_breakpoints ();
+ 
+-    if (read_obj_file (INSTALL_DIR "/lc3os.obj", &os_start, &os_end) == -1) {
++    if (read_obj_file (INSTALL_DIR "/share/lc3tools/lc3os.obj", &os_start, &os_end) == -1) {
+ 	if (gui_mode)
+ 	    puts ("ERR {Failed to read LC-3 OS code.}");
+ 	else
+ 	    puts ("Failed to read LC-3 OS code.");
+ 	show_state_if_stop_visible ();
+     } else {
+-	if (read_sym_file (INSTALL_DIR "/lc3os.sym") == -1) {
++	if (read_sym_file (INSTALL_DIR "/share/lc3tools/lc3os.sym") == -1) {
+ 	    if (gui_mode)
+ 		puts ("ERR {Failed to read LC-3 OS symbols.}");
+ 	    else

pkgs/development/tools/lc3tools/0003-lc3sim-tk-path.patch

@@ -0,0 +1,13 @@
+diff --git a/Makefile.def b/Makefile.def
+index 34f7df3..05dc86c 100644
+--- a/Makefile.def
++++ b/Makefile.def
+@@ -155,7 +155,7 @@ dist_lc3sim-tk: lc3sim-tk
+ 
+ lc3sim-tk: lc3sim-tk.def
+ 	${SED} -e 's @@WISH@@ ${WISH} g' \
+-		-e 's*@@LC3_SIM@@*"${INSTALL_DIR}/lc3sim"*g' \
++		-e 's*@@LC3_SIM@@*"${INSTALL_DIR}/bin/lc3sim"*g' \
+ 		-e 's!@@CODE_FONT@@!${CODE_FONT}!g' \
+ 		-e 's!@@BUTTON_FONT@@!${BUTTON_FONT}!g' \
+ 		-e 's!@@CONSOLE_FONT@@!${CONSOLE_FONT}!g' \

pkgs/development/tools/lc3tools/default.nix

@@ -0,0 +1,47 @@
+{ lib, stdenv, fetchurl, unzip, flex, tk, ncurses, readline }:
+
+stdenv.mkDerivation {
+  pname = "lc3tools";
+  version = "0.12";
+
+  src = fetchurl {
+    url = "https://highered.mheducation.com/sites/dl/free/0072467509/104652/lc3tools_v12.zip";
+    hash = "sha256-PTM0ole8pHiJmUaahjPwcBQY8/hVVgQhADZ4bSABt3I=";
+  };
+
+  patches = [
+    # the original configure looks for things in the FHS path
+    # I have modified it to take environment vars
+    ./0001-mangle-configure.patch
+
+    # lc3sim looks for the LC3 OS in $out/share/lc3tools instead of $out
+    ./0002-lc3os-path.patch
+
+    # lc3sim-tk looks for lc3sim in $out/bin instead of $out
+    ./0003-lc3sim-tk-path.patch
+  ];
+
+  nativeBuildInputs = [ unzip ];
+  buildInputs = [ flex tk ncurses readline ];
+
+  # lumetta published this a while ago but handrolled his configure
+  # jank in the original packaging makes this necessary:
+  LIBS = "${flex}/lib:${ncurses}/lib:${readline}/lib";
+  INCLUDES = "${flex}/include:${ncurses}/include:${readline}/include";
+
+  # it doesn't take `--prefix`
+  prefixKey = "--installdir ";
+
+  postInstall = ''
+    mkdir -p $out/{bin,share/lc3tools}
+
+    mv -t $out/share/lc3tools $out/{COPYING,NO_WARRANTY,README} $out/lc3os*
+    mv -t $out/bin $out/lc3*
+  '';
+
+  meta = with lib; {
+    description = "Toolchain and emulator for the LC-3 architecture";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ anna328p ];
+  };
+}