HTCondorWiki: Singularity Condor

 SSHD_PID=$$
 SSHD_CNT=0
 while true; do
-  CMDLINE=$(cat /proc/${SSHD_PID}/cmdline)
+  IFS= read -r -d '' CMDLINE </proc/${SSHD_PID}/cmdline || [[ $cmdline ]]
   #echo "Checking ID ${SSHD_PID}, cmdline ${CMDLINE^^}"
   SSHD_MATCHER="^SSHD: "
   if [[ ${CMDLINE^^} =~ ${SSHD_MATCHER} ]]; then