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|
#!/bin/sh
# prerm for doc-base
# Abort if any command returns an error value
set -e
remove_docs ( ) {
if command -v install-docs >/dev/null 2>&1; then
install-docs -r doc-base || true
install-docs -r install-docs-man || true
else
# error because we this *is* the doc-base package
echo "cannot find install-docs on path" 1>&2
exit 1
fi
}
case "$1" in
remove)
# This package about to be removed. There are two sub-cases.
:
if test "${2+set}" = set; then
if test "$2" != in-favour; then
echo "$0: undocumented call to \`prerm $*'" 1>&2
exit 1
fi
# We are being removed because of a conflict with package $3
# (version $4), which is now being installed.
remove_docs
else
# The package is being removed in its own right.
remove_docs
fi
;;
deconfigure)
if test "$2" != in-favour -o "$5" != removing; then
echo "$0: undocumented call to \`prerm $*'" 1>&2
exit 1
fi
# Package $6 (version $7) which we depend on is being removed due
# to a conflict with package $3 (version $4), and this package is
# being deconfigured until $6 can be reinstalled.
:
;;
upgrade)
# Prepare to upgrade FROM THIS VERSION of this package to version $2.
# before 0.4 we didn't have 'install-docs-man' (typo in 0.4 as install-doc-man)
if dpkg --compare-versions $2 lt 0.4; then
install-docs -r install-docs-man || true
fi
;;
failed-upgrade)
# Prepare to upgrade from version $2 of this package TO THIS VERSION.
# This is only used if the old version's prerm couldn't handle it,
# and returned non-zero. (Fix old prerm bugs here.)
if dpkg --compare-versions $2 lt 0.4; then
install-docs -r install-docs-man || true
install-docs -r install-doc-man || true
fi
;;
*) echo "$0: didn't understand being called with \`$1'" 1>&2
exit 1;;
esac
exit 0
|
