Error detection

diff --git a/bin/critical-backup b/bin/critical-backup
index cb502131b9fc4acf4c8fbae26ff141515c30731e..5b63a383f15892c5f3587134b57b55af42f03a20 100755 (executable)
--- a/bin/critical-backup
+++ b/bin/critical-backup
@@ -60,7 +60,8 @@ elif [ "$d" = 01 -o "$d" = 08 -o "$d" = 16 -o "$d" = 23 ]; then
     s="`sudo cdrecord -msinfo 2>/dev/null`"
     if [ "$s" ]; then
        mkisofs -r -J -o back.iso -M /dev/cdr -C "$s" "$HOME/backup-`date +%Y`" 2>/dev/null
-       sudo cdrecord -tao -data -multi speed=4 back.iso >/dev/null 2>&1
+       sudo cdrecord -tao -data -multi speed=4 back.iso >/dev/null 2>&1 || \
+       echo "CD burning failed." >&2
     else
        echo "Error.  Is the CD in the drive?" >&2
     fi