X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?a=blobdiff_plain;ds=sidebyside;f=debian%2Fpreinst;fp=debian%2Fpreinst;h=9b2faa1c88ad33a6bb747ac262b48fc2b0c0567b;hb=65b0443e21141dfbc0e3523ad8c69ba7fc5af06a;hp=0000000000000000000000000000000000000000;hpb=b668a392de1229c0c4598597ad0c71ac82e13782;p=webalizer-cn.git

diff --git a/debian/preinst b/debian/preinst
new file mode 100755
index 0000000..9b2faa1
--- /dev/null
+++ b/debian/preinst
@@ -0,0 +1,35 @@
+#!/bin/sh
+
+set -e
+
+PKG="webalizer-cn"
+
+prepare_mv_conffile() {
+    local conffile="$1"
+
+    [ -e "$conffile" ] || return 0
+
+    local md5sum="$(md5sum $conffile | sed -e 's/ .*//')"
+    local old_md5sum="$(dpkg-query -W -f='${Conffiles}' $PKG | \
+        sed -n -e "\' $conffile ' { s/ obsolete$//; s/.* //; p }")"
+
+    if [ "$md5sum" = "$old_md5sum" ]; then
+        mv -f "$conffile" "$conffile.dpkg-remove"
+    fi
+}
+
+case "$1" in
+    install|upgrade)
+        prepare_mv_conffile /etc/apache2/conf.d/$PKG.conf
+    ;;
+
+    abort-upgrade)
+    ;;
+
+    *)
+        echo "preinst called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+exit 0