# HG changeset patch
# User Mikael Berthe <mikael@lilotux.net>
# Date 1380444282 -7200
# Node ID 990cad5123f36b8cf3119c151a0b47cb65670c7f
# Parent  0722fe4b758038a7442f72f57983c954ef578082
Try to recover when a history log file is damaged
Mcabber used to hang when a history file contained NUL characters.
Thanks to nedko for the report.

diff -r 0722fe4b7580 -r 990cad5123f3 mcabber/mcabber/histolog.c
--- a/mcabber/mcabber/histolog.c	Sun Sep 29 10:24:24 2013 +0200
+++ b/mcabber/mcabber/histolog.c	Sun Sep 29 10:44:42 2013 +0200
@@ -229,6 +229,12 @@
 
     while (1) {
       for (tail = data; *tail; tail++) ;
+      if (tail == data) {
+        // That would happen if the log file has NUL characters...
+        scr_LogPrint(LPRINT_LOGNORM, "Corrupted history file!  Trying to recover.");
+        err = 1;
+        break;
+      }
       noeol = (*(tail-1) != '\n');
       if (!noeol)
         break;