elogind: cherry-pick from current 252.9

elogind/doinst.sh

@@ -0,0 +1,37 @@
+# Handle the incoming configuration files:
+config() {
+  for infile in $1; do
+    NEW="$infile"
+    OLD="`dirname $NEW`/`basename $NEW .new`"
+    # If there's no config file by that name, mv it over:
+    if [ ! -r $OLD ]; then
+      mv $NEW $OLD
+    elif [ "`cat $OLD | md5sum`" = "`cat $NEW | md5sum`" ]; then
+      # toss the redundant copy
+      rm $NEW
+    fi
+    # Otherwise, we leave the .new copy for the admin to consider...
+  done
+}
+preserve_perms() {
+  NEW="$1"
+  OLD="$(dirname ${NEW})/$(basename ${NEW} .new)"
+  if [ -e ${OLD} ]; then
+    cp -a ${OLD} ${NEW}.incoming
+    cat ${NEW} > ${NEW}.incoming
+    mv ${NEW}.incoming ${NEW}
+  fi
+  config ${NEW}
+}
+
+#
+# Preserve permissions while moving into place:
+preserve_perms etc/rc.d/rc.elogind.new
+config etc/elogind/logind.conf.new
+config etc/elogind/sleep.conf.new
+
+if pgrep -f elogind-daemon 1> /dev/null 2> /dev/null ; then
+  echo "Reloading elogind-daemon..."
+  pkill -HUP -f elogind-daemon
+fi
+