Travis: move the before_install step into a script

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

.travis.yml

@@ -34,15 +34,7 @@ matrix:
             - libicu52
 
 before_install:
-    - if [ ! -e Qt/5.9.1 ] ; then
-          rm -rf Qt ; mkdir -p Qt/5.9.1 ;
-          wget http://subsurface-divelog.org/downloads/Qt-5.9.1.tar.xz ; tar -xJ -C Qt/5.9.1 -f Qt-5.9.1.tar.xz ;
-          cd Qt/5.9.1 ; ln -s . gcc_64 ; cd .. ; ln -s 5.9.1/* . ; cd .. ;
-          sed -i -e 's|1.0.1e|1.0.0\x00|g' Qt/lib/libQt5Network.so.5 ;
-      fi
-      # TestPreferences uses gui calls, so run a xvfb so it has something to talk to
-    - "export DISPLAY=:99.0"
-    - "sh -e /etc/init.d/xvfb start"
+    - source scripts/${SUBSURFACE_PLATFORM}/before_install.sh
 
 script:
     - source scripts/${SUBSURFACE_PLATFORM}/travisbuild.sh

scripts/linux/before_install.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# prep things so we can build for Linux
+# we have a custom built Qt some gives us just what we need, including QtWebKit
+
+rm -rf Qt
+mkdir -p Qt/5.9.1
+wget http://subsurface-divelog.org/downloads/Qt-5.9.1.tar.xz
+tar -xJ -C Qt/5.9.1 -f Qt-5.9.1.tar.xz
+cd Qt/5.9.1
+
+# this should all be handled in the packaged tar file, for now we hack it here
+
+ln -s . gcc_64
+cd ..
+ln -s 5.9.1/* .
+cd ..
+
+# terrifying hack to fix the OpenSSL dependency issue
+sed -i -e 's|1.0.1e|1.0.0\x00|g' Qt/lib/libQt5Network.so.5
+
+# TestPreferences uses gui calls, so run a xvfb so it has something to talk to
+export DISPLAY=:99.0
+sh -e /etc/init.d/xvfb start
+