From: Ian Lynagh <igloo@earth.li>
Date: Fri, 9 Jan 2009 15:10:06 +0000 (+0000)
Subject: Check that make supports eval
X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=commitdiff_plain;h=a77e5e35a757f75a7f46749df1aa7aaa999718a9

Check that make supports eval
---

diff --git a/Makefile b/Makefile
index c1ce1f8..80f8b3f 100644
--- a/Makefile
+++ b/Makefile
@@ -93,12 +93,19 @@ check-packages :
 	    exit 1; \
 	fi
 
+HAVE_EVAL := NO
+$(eval HAVE_EVAL := YES)
+
 check-tools:
 ifeq "$(HSCOLOUR_SRCS) $(HSCOLOUR)" "YES "
 	@echo "HsColour needed but wasn't found."
 	@echo "Set HSCOLOUR_SRCS=NO if you don't want to use it"
 	exit 1
 endif
+ifeq "$(HAVE_EVAL)" "NO"
+	@echo "Your make doesn't support eval. You need GNU make >= 3.80"
+	exit 1
+endif
 	@:
 
 ifeq "$(TARGETPLATFORM)" "i386-unknown-mingw32"