improve summary formatting

releng/run_all_releng

@@ -60,7 +60,7 @@ fi
  done
 
  DEND=`date --utc`
- printf "\n${SELF}: Stopped at ${DEND}.\n"
+ printf "\n${SELF}: Stopped at ${DEND}."
  
  if   [ "${1}" == "-cleanup" ]; then
       if [ -f "${CLOG}" ]; then rm -f "${CLOG}"; fi
@@ -68,17 +68,11 @@ fi
  else
       E2=`date '+%s'`
       let ES="${E2} - ${E1}"
-      printf "\n${SELF}: Total time elapsed ${ES} sec."
-
-      ##### TODO: work out a less noisy diff'ing technique!
-      #if [ -f "${CLOG}".prev -a -f "${CLOG}" ]; then
-      #  printf "\n${SELF}: Log diff follows:\n"
-      #  diff -Naur "${CLOG}".prev "${CLOG}"
-      #fi
+      printf " Total elapsed ${ES} sec."
 
       #####
       printf "\n${SELF}: Std(out|err) logged in ${CLOG}."
-      printf "\n${SELF}: Current log file examination begins:"
+      printf "\n${SELF}: Trivial log file examination:"
       printf "\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n"
       # severity classes of libdax_msgs.h in libburn and libisofs
       # List of boring keywords:
@@ -103,7 +97,15 @@ fi
           esac
 	  set -e
       fi
-      printf "\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n"
+      printf "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n"
+
+      ##### TODO: work out a less noisy diff'ing technique!
+      if [ -f "${CLOG}".prev -a -f "${CLOG}" ]; then
+        printf "${SELF}: See diff against previous log file (might be long):\n"
+	printf "diff -Naur ${CLOG}.prev ${CLOG} | less"
+      fi
  fi
 
+ printf "\n"
+
  exit 0