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Document empty quotes ("") as empty value of a variable

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Acked-by: Seth Arnold <seth.arnold@canonical.com> for all branches where this makes sense :)
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Christian Boltz 2016-05-22 14:51:55 +02:00
parent 0125d04924
commit 36b699bcf6
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parser/apparmor.d.pod
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@ -1234,7 +1234,8 @@ must be made before the start of the profile.
The parser will automatically expand variables to include all values
that they have been assigned; it is an error to reference a variable
without setting at least one value.
without setting at least one value. You can use empty quotes ("") to
explicitly add an empty value.
At the time of this writing, the following variables are defined in the
provided AppArmor policy: