From 2413ed70335b22f3879f468de45fc50ecc666d2e Mon Sep 17 00:00:00 2001
From: "Gustavo J. A. M. Carneiro" <gjc@inescporto.pt>
Date: Tue, 13 Sep 2011 19:25:55 +0100
Subject: [PATCH] Don't traceback on missing mpic++

---
 src/mpi/wscript | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/mpi/wscript b/src/mpi/wscript
index 173470d00..52ed53312 100644
--- a/src/mpi/wscript
+++ b/src/mpi/wscript
@@ -2,11 +2,14 @@
 import sys
 import subprocess
 import Options
-
+from waflib.Errors import WafError
 
 def configure(conf):
     env = conf.env
-    conf.find_program('mpic++', var='MPI')
+    try:
+        conf.find_program('mpic++', var='MPI')
+    except WafError:
+        return
     if Options.options.enable_mpi and conf.env['MPI']:
         p = subprocess.Popen([conf.env['MPI'], '-showme:compile'], stdout=subprocess.PIPE)
         flags = p.stdout.read().rstrip().split()