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authorMichael Vogt <michael.vogt@ubuntu.com>2009-04-08 22:37:40 +0200
committerMichael Vogt <michael.vogt@ubuntu.com>2009-04-08 22:37:40 +0200
commita7c526b6288aa21b64be5991a3f406fd9509db05 (patch)
tree2b137b825d58abdf3b17b51f4580ede5779edc27 /debian/apt.cron.daily
parent7704f93346f55878348de8ce58d5ee5443a4d14d (diff)
apt.cron.daily: catch invalid dates due to DST time changes
in the stamp files
Diffstat (limited to 'debian/apt.cron.daily')
-rw-r--r--debian/apt.cron.daily21
1 files changed, 19 insertions, 2 deletions
diff --git a/debian/apt.cron.daily b/debian/apt.cron.daily
index 32fbafc57..5c5ca88c7 100644
--- a/debian/apt.cron.daily
+++ b/debian/apt.cron.daily
@@ -50,8 +50,25 @@ check_stamp()
fi
# compare midnight today to midnight the day the stamp was updated
- stamp=$(date --date=$(date -r $stamp --iso-8601) +%s)
- now=$(date --date=$(date --iso-8601) +%s)
+ stamp_file="$stamp"
+ stamp=$(date --date=$(date -r $stamp_file --iso-8601) +%s 2>/dev/null)
+ if [ "$?" != "0" ]; then
+ # Due to some timezones returning 'invalid date' for midnight on
+ # certain dates (eg America/Sao_Paulo), if date returns with error
+ # remove the stamp file and return 0. See coreutils bug:
+ # http://lists.gnu.org/archive/html/bug-coreutils/2007-09/msg00176.html
+ rm -f "$stamp_file"
+ return 0
+ fi
+
+ now=$(date --date=$(date --iso-8601) +%s 2>/dev/null)
+ if [ "$?" != "0" ]; then
+ # As above, due to some timezones returning 'invalid date' for midnight
+ # on certain dates (eg America/Sao_Paulo), if date returns with error
+ # return 0.
+ return 0
+ fi
+
delta=$(($now-$stamp))
# intervall is in days,