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print empty string when no updates available, Bug #308215

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Dustin Kirkland 2008-12-15 23:35:03 -06:00
commit a11f92b4dd
1 changed files with 12 additions and 3 deletions
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15
bin/updates-available
View file

@ -1,11 +1,20 @@
#!/bin/sh
u=
if [ -x /usr/lib/update-notifier/apt-check ]; then
/usr/lib/update-notifier/apt-check 2>&1 | tail -n 1 | sed "s/;.*$/\!/"
u=`/usr/lib/update-notifier/apt-check 2>&1 | tail -n 1 | sed "s/;.*$//"`
elif [ -x /usr/bin/apt-get ]; then
/usr/bin/apt-get -s -o Debug::NoLocking=true upgrade | grep ^Inst | wc -l | sed "s/$/\!/"
u=`/usr/bin/apt-get -s -o Debug::NoLocking=true upgrade | grep -c ^Inst`
elif [ -x /usr/bin/yum ]; then
/usr/bin/yum list updates | grep -c "updates" | sed "s/$/\!/"
u=`/usr/bin/yum list updates | grep -c "updates"`
else
echo "?"
exit 1
fi
if [ "$u" = "0" ]; then
echo ""
else
echo "$u!"
fi
exit 0