jenkins: adapt doc script to new CloudBees jenkins job

jenkins/cloudbees_doc

@@ -10,11 +10,10 @@
 # All rights reserved. Use is subject to license terms.
 
 ###########################################
-# Determine EPICS Base version
+# Set EPICS Base version and upload target
 
-DEFAULT_BASE=3.14.12.5
-
-BASE=${1:-${DEFAULT_BASE}}
+BASE=3.15.2
+PUBLISH=${1:-DONT}
 
 ###########################################
 # Fetch and unpack dependencies
@@ -43,4 +42,10 @@ doxygen
 ###########################################
 # Publish
 
-rsync -aqP --delete -e ssh documentation epics-jenkins@web.sourceforge.net:/home/project-web/epics-pvdata/htdocs/docbuild/pvDataCPP/tip
+if [ "${PUBLISH}" != "DONT" ]; then
+    # Upload explicit dummy to ensure target directory exists
+    echo "Created by CloudBees Jenkins upload job. Should be deleted as part of the job." > DUMMY
+    rsync -q -e ssh DUMMY epics-jenkins@web.sourceforge.net:/home/project-web/epics-pvdata/htdocs/docbuild/pvDataCPP/${PUBLISH}/DUMMY
+
+    rsync -aqP --delete -e ssh documentation epics-jenkins@web.sourceforge.net:/home/project-web/epics-pvdata/htdocs/docbuild/pvDataCPP/${PUBLISH}/
+fi