From f07b01e57f4c08a68e22eb81f25c865d1d7c15c3 Mon Sep 17 00:00:00 2001
From: Adam Megacz <adam@megacz.com>
Date: Mon, 7 Mar 2011 11:35:53 -0800
Subject: [PATCH] use compiler/coq/Makefile to decide if "git submodule
 update" is required

---
 ghc.mk |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ghc.mk b/ghc.mk
index f7d236b..f818482 100644
--- a/ghc.mk
+++ b/ghc.mk
@@ -1215,10 +1215,10 @@ phase_1_builds: $(PACKAGE_DATA_MKS)
 # -----------------------------------------------------------------------------
 # Support for writing GHC passes in Coq
 
-compiler/coq/:
+compiler/coq/Makefile:
 	git submodule update --init compiler/coq
 	cd compiler/coq/; git checkout master
-compiler/coq/build/CoqPass.hs: compiler/coq/ $(wildcard compiler/coq/src/*.v) $(wildcard compiler/coq/src/*.hs)
+compiler/coq/build/CoqPass.hs: compiler/coq/Makefile $(wildcard compiler/coq/src/*.v) $(wildcard compiler/coq/src/*.hs)
 	cd compiler/coq; make
 compiler/stage1/build/CoqPass.hs: compiler/coq/build/CoqPass.hs
 	cp compiler/coq/build/CoqPass.hs $@
-- 
1.7.10.4