From db4ac954bad5be7319fdeace34e43b2f92e54e08 Mon Sep 17 00:00:00 2001
From: Damjan Adamic <projectkk2glider@gmail.com>
Date: Mon, 16 Nov 2015 10:21:14 +0100
Subject: [PATCH] Better makefile recipe for lua_exports.inc target

---
 radio/src/Makefile | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/radio/src/Makefile b/radio/src/Makefile
index 3da3b8704..503ee5315 100644
--- a/radio/src/Makefile
+++ b/radio/src/Makefile
@@ -1645,7 +1645,12 @@ else
   PARSER = gcc -E -x c++
 endif
 
-lua_exports.inc: myeeprom.h ../util/luaexport.py
+.PHONY: lua_exports.inc
+lua_exports.inc: lua/lua_exports.inc lua_fields.txt
+
+lua/lua_exports.inc lua_fields.txt: lua_exports.dummy
+
+lua_exports.dummy: myeeprom.h ../util/luaexport.py
 	@echo "Generating a list of Lua exported constants in lua_exports.txt"
 	@$(PARSER) -DPCBTARANIS -DCPUARM -DCPUSTM32 -DLUA -DEXPORT myeeprom.h | grep LEXP > lua_exports.txt
 	@echo "Parsing and generating C Lua exports in lua/lua_exports.inc"