onevm: fix output if no vm is running

check_onevm

@@ -33,13 +33,14 @@
 # STAT:done:Done:The VM is done. VMs in this state won’t be shown with onevm list but are kept in the database for accounting purposes. You can still get their information with the onevm show command.
 # ----------------------------------------------------------------------
 # 2023-06-12  v1.0  <axel.hahn@unibe.ch>  initial version
+# 2023-06-15  v1.0  <axel.hahn@unibe.ch>  fix output if no vm is running
 # ======================================================================
 
 
 . $(dirname $0)/inc_pluginfunctions
 
 self_APPNAME=$( basename $0 | tr [:lower:] [:upper:] )
-self_APPVERSION=1.0
+self_APPVERSION=1.1
 
 # new line
 NL="
@@ -115,10 +116,10 @@ csvdata=$( echo "$cmdout" | sed -n '2,$p' )
 # --- get result
 
 out=""
-typeset -i iTotal;    iTotal=$(   echo "$csvdata" | wc -l )
-typeset -i iRunning;  iRunning=$( echo "$csvdata" | grep -c ",runn," )
-typeset -i iFail;     iFail=$(    echo "$csvdata" | grep -c ",fail," )
-typeset -i iUnknown;  iUnknown=$( echo "$csvdata" | grep -c ",unkn," )
+typeset -i iTotal;    iTotal=$(   grep -c .        <<< "$csvdata" )
+typeset -i iRunning;  iRunning=$( grep -c ",runn," <<< "$csvdata" )
+typeset -i iFail;     iFail=$(    grep -c ",fail," <<< "$csvdata" )
+typeset -i iUnknown;  iUnknown=$( grep -c ",unkn," <<< "$csvdata" )
 typeset -i iOther;    iOther=$iTotal-$iRunning-$iFail-$iUnknown
 
 ph.perfadd "total"    "${iTotal}"