From c54391d98a59a35a8fe10225ddfe528094a82033 Mon Sep 17 00:00:00 2001
From: Ian Lynagh <igloo@earth.li>
Date: Thu, 5 Mar 2009 13:27:23 +0000
Subject: [PATCH] By default, only HsColour the docs if we find HsColour.
 Fixes trac #3004. If you manually set HSCOLOUR_SRCS=YES
 then the build will fail if HsColour wasn't found.

---
 mk/config.mk.in |   14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/mk/config.mk.in b/mk/config.mk.in
index 5bcd5f9..6f16dd5 100644
--- a/mk/config.mk.in
+++ b/mk/config.mk.in
@@ -185,11 +185,6 @@ BootingFromUnregisterisedHc = @BootingFromUnregisterisedHc@
 #
 XMLDocWays=
 
-# Should we build haddock docs?
-HADDOCK_DOCS = YES
-# And HsColour the sources?
-HSCOLOUR_SRCS = YES
-
 # Should we build latex docs?
 LATEX_DOCS = NO
 
@@ -1192,6 +1187,15 @@ ALEX_VERSION		= @AlexVersion@
 #
 GHC_ALEX_OPTS		= -g
 
+# Should we build haddock docs?
+HADDOCK_DOCS = YES
+# And HsColour the sources?
+ifeq "$(HSCOLOUR)" ""
+HSCOLOUR_SRCS = NO
+else
+HSCOLOUR_SRCS = YES
+endif
+
 #
 # Options for compiling in different `ways'. 
 # 
-- 
1.7.10.4