1deb-preinst(5) dpkg suite deb-preinst(5)
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6 deb-preinst - package pre-installation maintainer script
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9 DEBIAN/preinst
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12 A package can perform several pre-installation actions via maintainer
13 scripts, by including an executable preinst file in its control archive
14 (i.e. DEBIAN/preinst during package creation).
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16 The script can be called in the following ways:
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18 new-preinst install
19 Before the package is installed.
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21 new-preinst install old-version new-version
22 Before removed package is upgraded.
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24 new-preinst upgrade old-version new-version
25 Before the package is upgraded.
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27 old-preinst abort-upgrade new-version
28 If postrm fails during upgrade or fails on failed upgrade.
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31 dpkg(1).
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351.20.9 2021-04-13 deb-preinst(5)