X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/e0df1c8324f0e0c4112302fa473cff6a6110a044..3ecab1575ef1f45a5e7cd3c48cd937ffa8eb0ad9:/src/exim_monitor/em_main.c

diff --git a/src/exim_monitor/em_main.c b/src/exim_monitor/em_main.c
index 7193640a5..d210a0717 100644
--- a/src/exim_monitor/em_main.c
+++ b/src/exim_monitor/em_main.c
@@ -2,7 +2,7 @@
 *                  Exim Monitor                  *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2009 */
+/* Copyright (c) University of Cambridge 1995 - 2012 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 
@@ -654,7 +654,9 @@ today.) */
 
 if (log_file[0] != 0)
   {
-  (void)string_format(log_file_open, sizeof(log_file_open), "%s", CS log_file);
+  /* Do *not* use "%s" here, we need the %D datestamp in the log_file to
+  be expanded! */
+  (void)string_format(log_file_open, sizeof(log_file_open), CS log_file);
   log_datestamping = string_datestamp_offset >= 0;
 
   LOG = fopen(CS log_file_open, "r");