deb-preinst(5) dpkg suite deb-preinst(5)
NAME
deb-preinst - package pre-installation maintainer script
SYNOPSIS
preinst
DESCRIPTION
A package can perform several pre-installation actions via maintainer scripts, by including an executable preinst file in its control
archive (i.e. DEBIAN/preinst during package creation).
The script can be called in the following ways:
new-preinst install
Before the package is installed.
new-preinst install old-version new-version
Before removed package is upgraded.
new-preinst upgrade old-version new-version
Before the package is upgraded.
old-preinst abort-upgrade new-version
If postrm fails during upgrade or fails on failed upgrade.
SEE ALSO
dpkg(1).
1.19.0.5 2018-04-16 deb-preinst(5)
