working vnc initializer

vnc/vnc_functions

@@ -0,0 +1,27 @@
+
+function get_vnc() {
+# USAGE: 
+#  get_vnc
+#  do_your_X11_stuff
+#  kill_vnc
+
+    local i
+    for ((i=0;$i<60;i++)); do
+        vncserver :$i -depth 24 -geometry 1024x768 -geometry 800x600 -geometry 1366x768 -geometry 1280x1024 -geometry 1680x1050 2>&1
+        if [ $? -eq 0 ]; then
+            VNCDISPLAY=$i
+            export DISPLAY=:$i
+            VNCPORT=$(( 5900 + $i ))
+            echo DISPLAY=$DISPLAY
+            echo VNCPORT=$VNCPORT
+            return 0
+        fi
+    done
+    # failed to start
+    return 1
+}
+function kill_vnc() {
+    vncserver -kill $DISPLAY
+}
+
+