deb-prerm(5) dpkg suite deb-prerm(5)
deb-prerm - package pre-removal maintainer script
A package can perform several pre-removal actions via maintainer
scripts, by including an executable prerm file in its control archive
(i.e. DEBIAN/prerm during package creation).
The script can be called in the following ways:
Before the package is removed.
old-prerm upgrade new-version
Before an upgrade.
new-prerm failed-upgrade old-version new-version
If the above upgrade fails.
prerm deconfigure in-favour new-package new-version
[ removing old-package old-version ]
Before package is deconfigured while dependency is replaced due
prerm remove in-favour new-package new-version
Before the package is replaced due to conflict.
1.19.7 2022-05-25 deb-prerm(5)
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