workaround cmake 2.8.10 not allowing CTEST_CUSTOM_POST_TEST arguments

1 files changed, 54 insertions, 16 deletions

diff --git a/tests/virtualfb.sh b/tests/virtualfb.sh
index 3c0cf0e..e0d8320 100755
--- a/tests/virtualfb.sh
+++ b/tests/virtualfb.sh
@@ -1,22 +1,60 @@
 #!/bin/sh
 
-if [ "`command -v Xvfb`" ]; then
-  VFB_BINARY=Xvfb
-fi
+# Toggle the Virtual Framebuffer
+# If started, stop. If stopped, start.
 
-if [ "`command -v Xvnc`" ]; then
-  VFB_BINARY=Xvnc
-fi
+start()
+{
+  if [ "`command -v Xvfb`" ]; then
+    VFB_BINARY=Xvfb
+  fi
+
+  if [ "`command -v Xvnc`" ]; then
+    VFB_BINARY=Xvnc
+  fi
+
+  if [ ! $VFB_BINARY ]; then
+    echo "$0 Failed, cannot find Xvfb or Xvnc"
+    exit 1
+  fi
+
+  VFB_DISPLAY=`echo | awk 'BEGIN{srand();} {printf ":%.0f", rand()*1000+100};'`
+  $VFB_BINARY $VFB_DISPLAY -screen 0 800x600x24 &> ./virtualfb.log &
+  VFB_PID=$!
+
+  echo $VFB_DISPLAY > ./virtualfb.DISPLAY
+  echo $VFB_PID > ./virtualfb.PID
+
+  echo "Started virtual fb, PID=$VFB_PID , DISPLAY=$VFB_DISPLAY"
+  sleep 1
+}
+
+stop()
+{
+  VFB_PID=`cat ./virtualfb.PID`
+  VFB_DISPLAY=`cat ./virtualfb.DISPLAY`
+
+  echo "Stopping virtual fb, PID=$VFB_PID, DISPLAY=$VFB_DISPLAY"
+  kill $VFB_PID
+  LOCKFILE=`echo "/tmp/.X"$VFB_DISPLAY"-lock"`
+  if [ -e $LOCKFILE ]; then
+    rm $LOCKFILE
+  fi
+  rm ./virtualfb.PID
+  rm ./virtualfb.DISPLAY
+}
+
+isrunning()
+{
+  isrunning_result=
+  if [ -e ./virtualfb.PID ]; then isrunning_result=1 ; fi
+  if [ -e ./virtualfb.DISPLAY ]; then isrunning_result=1 ; fi
+}
 
-if [ ! $VFB_BINARY ]; then
-  echo "$0 Failed, cannot find Xvfb or Xvnc"
-  exit 1
+isrunning
+if [ $isrunning_result ]; then
+  stop
+else
+  start
 fi
 
-DISPLAY=:98
-$VFB_BINARY $DISPLAY -screen 0 800x600x24 &> virtualfblog &
-echo PID=$! " "
-echo DISPLAY=$DISPLAY
-# trap "kill -KILL $xpid ||:" EXIT
-export DISPLAY
-sleep 3