Don't manage files with SIMULATE_MODE enabled

cluster/maco.check.update.sh

@@ -42,7 +42,7 @@ readonly MACO_TMP_URGENT_FILE="/tmp/.maco.urgent.upgrade"
 usage() {                                                       # {{{
 
 	cat <<- EOF
-usage: $PROGNAME [-h,--help|-d,--debug|-s,--simulate]
+usage: $PROGNAME [-d|-h|-s]
 
 Compare current version of Maco script with the latest and
  the urgent versions then try to prepare the host by:
@@ -51,8 +51,19 @@ Compare current version of Maco script with the latest and
 EXAMPLES:
     - Verify Maco's upgrade and prepare the current host
         ${PROGNAME}
+
+OPTIONS :
+    -d,--debug
+        Enable debug messages.
+
+    -h,--help
+        Print this help message.
+
+    -s,--simulate
+        Only display messages and don't manage temp files.
 EOF
 
+
 }
 # }}}
 debug_message() {                                               # {{{
@@ -111,16 +122,24 @@ is_maco_urgent_upgrade_require() {                              # {{{
 Urgent Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${URGENT_MACO_VERSION})."
 		message "Urgent Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${URGENT_MACO_VERSION})."
 		return_urgent_upgrade="0"
-		## Also create an urgent temp file that can be monitored
+
-		## touch and append to keep existing content
+		## If SIMULATE_MODE is not enable
+		if [ ! "${SIMULATE_MODE}" -eq 0 ]; then
+			### Also create an urgent temp file that can be monitored
+			### touch and append to keep existing content
 			touch "${MACO_TMP_URGENT_FILE}" && echo "Urgent Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${URGENT_MACO_VERSION})." >> "${MACO_TMP_URGENT_FILE}"
+		fi
+
 	else
 		debug_message "is_maco_urgent_upgrade_require − \
 Local Maco (${CURRENT_MACO_VERSION}) is newer than urgent upgrade (${URGENT_MACO_VERSION})."
 		return_urgent_upgrade="1"
+		## If SIMULATE_MODE is not enable
+		if [ ! "${SIMULATE_MODE}" -eq 0 ]; then
 			## Ensure urgent temp file is not present
 			rm -f -- "${MACO_TMP_URGENT_FILE}"
 		fi
+	fi
 
 	return "${return_urgent_upgrade}"
 
@@ -135,16 +154,24 @@ is_maco_upgrade_require() {                                     # {{{
 Latest Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${LATEST_MACO_VERSION})."
 		message "Latest Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${LATEST_MACO_VERSION})."
 		return_upgrade="0"
-		## Also create a temp file that can be monitored
+
-		## touch and append to keep existing content
+		## If SIMULATE_MODE is not enable
+		if [ ! "${SIMULATE_MODE}" -eq 0 ]; then
+			### Also create a temp file that can be monitored
+			### touch and append to keep existing content
 			touch "${MACO_TMP_FILE}" && echo "Latest Maco upgrade is available (from version ${CURRENT_MACO_VERSION} to ${LATEST_MACO_VERSION})." >> "${MACO_TMP_FILE}"
+		fi
+
 	else
 		debug_message "is_maco_upgrade_require − \
 Local Maco (${CURRENT_MACO_VERSION}) seems up to date (latest: ${LATEST_MACO_VERSION})."
 		return_upgrade="1"
+		## If SIMULATE_MODE is not enable
+		if [ ! "${SIMULATE_MODE}" -eq 0 ]; then
 			## Ensure temp file is not present
 			rm -f -- "${MACO_TMP_FILE}"
 		fi
+	fi
 
 	return "${return_upgrade}"
 
@@ -159,8 +186,11 @@ is_maco_uptodate() {                                            # {{{
 Local Maco (${CURRENT_MACO_VERSION}) is up to date (latest: ${LATEST_MACO_VERSION})."
 		message "Local Maco (${CURRENT_MACO_VERSION}) is up to date (latest: ${LATEST_MACO_VERSION})."
 		return_uptodate="0"
+		## If SIMULATE_MODE is not enable
+		if [ ! "${SIMULATE_MODE}" -eq 0 ]; then
 			## Ensure to remove temp files
 			rm -f -- "${MACO_TMP_FILE}" "${MACO_TMP_URGENT_FILE}"
+		fi
 	else
 		debug_message "is_maco_uptodate − \
 Local Maco version (${CURRENT_MACO_VERSION}) is different from latest version (${LATEST_MACO_VERSION})."
@@ -175,6 +205,7 @@ prepare_host_for_upgrade() {                                    # {{{
 
 	sge_disable_host_queue_script="${PROGDIR}/sge.disable.host.queue.sh"
 
+	## If SIMULATE_MODE is enable
 	if [ "${SIMULATE_MODE}" -eq 0 ]; then
 		return 0
 	else