From 39ff44e60da1b60941b0b000f72e3bf2ced14c10 Mon Sep 17 00:00:00 2001
From: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: Mon, 21 Oct 2013 23:00:48 +0200
Subject: [PATCH] only recreate rcsim.h if necessary

TODO: move it from source to object tree
---
 src/Makefile.am | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/Makefile.am b/src/Makefile.am
index fc424bdd0..acc28e347 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,8 +1,7 @@
 BUILT_SOURCES = rcsim.h
-rcsim.h:
-	pushd $(top_srcdir)/src/ && ./create_rcsim_h.sh > $@
-
-.PHONY: rcsim.h
+# ugly: this is in the source tree, but belongs into the build dir :-(
+rcsim.h: $(srcdir)/driver/rcinput.h $(srcdir)/create_rcsim_h.sh
+	pushd $(srcdir) && sh ./create_rcsim_h.sh > $@
 
 AM_CXXFLAGS = -fno-rtti -fno-exceptions -D__STDC_FORMAT_MACROS