log deprecated function calls FS#2399

This introduces a new dbg_deprecated() function which allows for easy
marking of deprecated functions. Each call is logged to the debuglog
when debuggin is enabled.

1 files changed, 1 insertions, 0 deletions

diff --git a/inc/subscription.php b/inc/subscription.php
index 298e7c12b..a6f3dec44 100644
--- a/inc/subscription.php
+++ b/inc/subscription.php
@@ -700,6 +700,7 @@ class Subscription {
  * @deprecated 2012-12-07
  */
 function subscription_addresslist(&$data) {
+    dbg_deprecated('class Subscription');
     $sub = new Subscription();
     $sub->notifyaddresses($data);
 }