From aac51b80a9bb49946b3144d47653475c2fde485f Mon Sep 17 00:00:00 2001
From: Michael Davidsaver <mdavidsaver@gmail.com>
Date: Sun, 20 Oct 2019 11:20:22 -0700
Subject: [PATCH] preserve EPICS_HOST_ARCH

If manually specified
---
 travis-prepare.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/travis-prepare.sh b/travis-prepare.sh
index 33acef3..6f40cca 100755
--- a/travis-prepare.sh
+++ b/travis-prepare.sh
@@ -57,7 +57,7 @@ then
   cat $CURDIR/configure/RELEASE.local
 fi
 
-EPICS_HOST_ARCH=`sh epics-base/startup/EpicsHostArch`
+[ "$EPICS_HOST_ARCH" ] || EPICS_HOST_ARCH=`sh epics-base/startup/EpicsHostArch`
 
 # requires wine and g++-mingw-w64-i686
 if [ "$WINE" = "32" ]