From 9b2f9a42cc6d4e2dc876ee390cd76f6164be1520 Mon Sep 17 00:00:00 2001
From: jthorn <jthorn@e296648e-0e4f-0410-bd07-d597d9acff87>
Date: Mon, 12 May 2003 16:59:55 +0000
Subject: note that we need the Cactus (perl) preprocessor to compile with icc
 on xeons

git-svn-id: http://svn.einsteintoolkit.org/cactus/EinsteinInitialData/Exact/trunk@161 e296648e-0e4f-0410-bd07-d597d9acff87
---
 README | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'README')

diff --git a/README b/README
index ea59f71..4dad600 100644
--- a/README
+++ b/README
@@ -4,7 +4,8 @@ Maintainer : Jonathan Thornburg <jthorn@aei.mpg.de>
 CVS info   : $Header$
 --------------------------------------------------------------------------
 
-Purpose of the thorn:
+Purpose of the thorn
+====================
 
 The initial purpose of this thorn was the comparison of numerical
 spacetimes against exact solutions.  One particular solution,
@@ -27,6 +28,18 @@ convert old parameter files to use the new names, renaming the old
 parameter files to ".par.bak" as backups.
 
 
+Compilation
+===========
+
+On some systems (notably the AEI Xeons using the Intel compilers) this
+thorn only compiles if you use the Cactus (perl) preprocessor, i.e. you
+need to configure with
+
+gmake foo-config CPP='$${PERL} $${CCTK_HOME}/lib/sbin/cpp.pl'
+
+(along with any other configuration options).
+
+
 Copyright
 =========
 
-- 
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