add port parameter to bash script

pelican/tools/templates/develop_server.sh.in

@@ -18,7 +18,7 @@ SRV_PID=$$BASEDIR/srv.pid
 PELICAN_PID=$$BASEDIR/pelican.pid
 
 function usage(){
-  echo "usage: $$0 (stop) (start) (restart)"
+  echo "usage: $$0 (stop) (start) (restart) [port]"
   echo "This starts pelican in debug and reload mode and then launches"
   echo "A pelican.server to help site development. It doesn't read"
   echo "your pelican options so you edit any paths in your Makefile"
@@ -59,13 +59,14 @@ function shut_down(){
 }
 
 function start_up(){
+  local port=$$1
   echo "Starting up Pelican and pelican.server"
   shift
   $$PELICAN --debug --autoreload -r $$INPUTDIR -o $$OUTPUTDIR -s $$CONFFILE $$PELICANOPTS &
   pelican_pid=$$!
   echo $$pelican_pid > $$PELICAN_PID
   cd $$OUTPUTDIR
-  $PY -m pelican.server &
+  $PY -m pelican.server $$port &
   srv_pid=$$!
   echo $$srv_pid > $$SRV_PID
   cd $$BASEDIR
@@ -83,15 +84,18 @@ function start_up(){
 ###
 #  MAIN
 ###
-[[ $$# -ne 1 ]] && usage
+[[ ($$# -eq 0) || ($$# -gt 2) ]] && usage
+port=''
+[[ $$# -eq 2 ]] && port=$$2
+
 if [[ $$1 == "stop" ]]; then
   shut_down
 elif [[ $$1 == "restart" ]]; then
   shut_down
-  start_up
+  start_up $$port
 elif [[ $$1 == "start" ]]; then
-  if ! start_up; then
-    shut_down
+  if ! start_up $$port; then
+    shut_down 
   fi
 else
   usage