ntnu-b2xx: fs/etc/rc.d/rtklib_single: New service for single position GPS using rtklib.

systems/ntnu-b2xx/fs/etc/rc.d/rtklib_single

@@ -0,0 +1,27 @@
+start()
+{
+    (cd /opt/lsts/rtklib/ && exec rtkrcv -s -o /etc/rtklib/conf/rtkrcv_single.conf -d /tmp/ttyC0 < /dev/null > /opt/lsts/rtklib/startlog.log 2>&1 &)
+}
+
+stop()
+{
+        while [ 1 ]; do
+        echo "* Stopping process..."        
+        killall rtkrcv > /dev/null 2>&1
+
+       
+        for r in 0 1 2 3 4 5 6 7 8 9; do
+            if [ -n "$(pidof rtkrcv)" ]; then
+                echo "* Waiting for process to exit ($r)..."
+                sleep 1
+            else
+                echo "* Process not running."
+                return 1
+            fi
+        done
+
+        echo "* Forcing exit..."
+        killall -9 rtkrcv > /dev/null 2>&1
+        sleep 1
+    done
+}