100 lines
2.5 KiB
Bash
100 lines
2.5 KiB
Bash
#!/bin/sh
|
|
set -e
|
|
|
|
catdir=/var/cache/man
|
|
|
|
ensure_catdir () {
|
|
if [ ! -d $catdir ]; then
|
|
# Make sure the cat directory exists.
|
|
install -d -o man -g man -m 0755 $catdir
|
|
fi
|
|
}
|
|
|
|
run_mandb () {
|
|
if [ ! -e /var/lib/man-db/auto-update ]; then
|
|
return 0
|
|
fi
|
|
# shellcheck disable=SC3043
|
|
local message="$1"
|
|
shift
|
|
[ "$message" ] && echo "$message" >&2
|
|
# start-stop-daemon isn't available when running from debootstrap.
|
|
if command -v setpriv >/dev/null; then
|
|
setpriv --reuid man --regid man --init-groups -- /usr/bin/mandb "$@" || true
|
|
else
|
|
# runuser isn't ideal here, because it starts a PAM session.
|
|
# However, setpriv is only available on Linux.
|
|
runuser -u man -- /usr/bin/mandb "$@" || true
|
|
fi
|
|
}
|
|
|
|
if [ "$1" = triggered ]; then
|
|
ensure_catdir
|
|
# We don't print a status message here, as dpkg already said
|
|
# "Processing triggers for man-db ...".
|
|
run_mandb "" -pq
|
|
exit 0
|
|
fi
|
|
|
|
# shellcheck disable=SC1091
|
|
. /usr/share/debconf/confmodule
|
|
db_version 2.0
|
|
|
|
[ "$1" = configure ] || exit 0
|
|
|
|
maybesetuid='man mandb'
|
|
|
|
db_get man-db/install-setuid
|
|
|
|
if [ "$RET" = true ]; then
|
|
# man and mandb are to be installed setuid man.
|
|
owner=man:man
|
|
mode=6755
|
|
else
|
|
# man and mandb are not to be installed setuid.
|
|
owner=root:root
|
|
mode=0755
|
|
fi
|
|
|
|
for x in $maybesetuid; do
|
|
# No statoverrides available or none exist for us ...
|
|
if ! dpkg-statoverride --list "/usr/bin/$x" >/dev/null; then
|
|
chown $owner "/usr/bin/$x" || true
|
|
chmod $mode "/usr/bin/$x"
|
|
fi
|
|
done
|
|
|
|
ensure_catdir
|
|
|
|
# debconf forms the interface used to suppress man-db updates during
|
|
# automatic package builds (see https://bugs.debian.org/554914), but we
|
|
# cache that value in the file system to avoid having to use debconf when
|
|
# processing triggers.
|
|
db_get man-db/auto-update
|
|
if [ "$RET" = true ]; then
|
|
touch /var/lib/man-db/auto-update
|
|
else
|
|
rm -f /var/lib/man-db/auto-update
|
|
fi
|
|
|
|
build_db=0
|
|
|
|
if [ ! -f $catdir/index.db ]; then
|
|
# Build the database from scratch on fresh installs.
|
|
build_db=1
|
|
fi
|
|
|
|
if [ $build_db -eq 1 ]; then
|
|
# Chances are we're being run from debootstrap, which will have problems
|
|
# if mandb runs backgrounded for too long (bug #100616).
|
|
run_mandb "Building database of manual pages ..." -cq
|
|
else
|
|
# Otherwise, just update the database in the foreground. It's unlikely
|
|
# to take very long, and configuration needs to cover everything that
|
|
# happens when we're triggered.
|
|
run_mandb "Updating database of manual pages ..." -pq
|
|
fi
|
|
|
|
#DEBHELPER#
|
|
|
|
exit 0
|