[project @ 1997-09-08 09:45:10 by simonm]

If the installed version of Happy is < 1.3, use the one from the tree.

configure.in

@@ -388,6 +388,11 @@ AC_SUBST(CompressSuffix)
 dnl ** check for installed happy binary + version
 #
 AC_HAPPY
+if expr $HappyVersion \< "1.3" >/dev/null; then
+	echo "   Happy Version 1.3 or later is required to compile GHC."
+	echo "   Using the Happy sources in the tree.";
+	HappyCmd=""
+fi;
 
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