61 lines
1.6 KiB
Bash
61 lines
1.6 KiB
Bash
#! /bin/sh
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# Abort if any command returns an error value
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set -e
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case "$1" in
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configure)
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# There are three sub-cases:
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if test "${2+set}" != set; then
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# We're being installed by an ancient dpkg which doesn't remember
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# which version was most recently configured, or even whether
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# there is a most recently configured version.
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:
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elif test -z "$2" -o "$2" = "<unknown>"; then
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# The package has not ever been configured on this system, or was
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# purged since it was last configured.
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:
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else
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# Version $2 is the most recently configured version of this
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# package.
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:
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fi ;;
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abort-upgrade)
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# Back out of an attempt to upgrade this package FROM THIS VERSION
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# to version $2. Undo the effects of "prerm upgrade $2".
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:
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;;
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abort-remove)
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if test "$2" != in-favour; then
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echo "$0: undocumented call to \`postinst $*'" 1>&2
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exit 0
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fi
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# Back out of an attempt to remove this package, which was due to
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# a conflict with package $3 (version $4). Undo the effects of
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# "prerm remove in-favour $3 $4".
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:
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;;
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abort-deconfigure)
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if test "$2" != in-favour -o "$5" != removing; then
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echo "$0: undocumented call to \`postinst $*'" 1>&2
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exit 0
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fi
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# Back out of an attempt to deconfigure this package, which was
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# due to package $6 (version $7) which we depend on being removed
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# to make way for package $3 (version $4). Undo the effects of
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# "prerm deconfigure in-favour $3 $4 removing $6 $7".
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:
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;;
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*) echo "$0: didn't understand being called with \`$1'" 1>&2
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exit 0;;
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esac
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exit 0
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