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#!/bin/sh
set -e

if [ -f /usr/share/debconf/confmodule ]; then
  . /usr/share/debconf/confmodule
fi

LOCALSCANCONF=/etc/exim4/conf.d/main/15_sa-exim_plugin_path
DISABLELOCALSCANTEXT='# sa-exim plugin is disabled, because it was uninstalled'
DISABLELOCALSCANMD5=`echo "${DISABLELOCALSCANTEXT}" | md5sum | cut -d\  -f1`

case "$1" in
    remove)
        # disable local_scan_path directive to exim working
        if [ -e "$LOCALSCANCONF" ] && [ ! -e "${LOCALSCANCONF}.rul" ]; then
            echo "${DISABLELOCALSCANTEXT}" > ${LOCALSCANCONF}.rul
        fi
        if [ -x /etc/init.d/exim4 ]; then
                if [ -x "`which invoke-rc.d 2>/dev/null`" ]; then
                        invoke-rc.d exim4 reload || true
                else
                        /etc/init.d/exim4 reload || true
                fi
        fi
        ;;

    purge)
        # clean up temporary file generated by postrm uninstall
        if [ -e "${LOCALSCANCONF}.rul" ] && \
           [ "`md5sum ${LOCALSCANCONF}.rul | cut -d\  -f1`" = "${DISABLELOCALSCANMD5}" ]; then
           rm ${LOCALSCANCONF}.rul
        fi
        if [ -x /etc/init.d/exim4 ]; then
                if [ -x "`which invoke-rc.d 2>/dev/null`" ]; then
                        invoke-rc.d exim4 reload || true
                else
                        /etc/init.d/exim4 reload || true
                fi
        fi
        # In the rather uncommon event that debconf has been removed before
        # us, we have no choice but leaving the spool directory alone.
        if [ -e /var/spool/sa-exim ] && 
           ! rmdir /var/spool/sa-exim 2>/dev/null &&
           [ -f /usr/share/debconf/confmodule ]; then
                db_version 2.0
                db_input medium sa-exim/purge_spool || true
                db_go || true
                db_get sa-exim/purge_spool
                purge_spool="$RET"
                if [ "x${purge_spool}" = "xtrue" ] ; then
                        rm -rf /var/spool/sa-exim
                fi
        fi
        ;;
esac

#DEBHELPER#