X-Git-Url: https://git.exim.org/users/jgh/exim.git/blobdiff_plain/bc338899110ea22098559081f77cbd0f7a8044bd..1150adb2d5e67c579ac09b5266b6a815fa8ae2f3:/src/exim_monitor/em_log.c

diff --git a/src/exim_monitor/em_log.c b/src/exim_monitor/em_log.c
index 757936dea..9ff994ced 100644
--- a/src/exim_monitor/em_log.c
+++ b/src/exim_monitor/em_log.c
@@ -2,7 +2,7 @@
 *                 Exim Monitor                   *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2013 */
+/* Copyright (c) University of Cambridge 1995 - 2016 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* This module contains code for scanning the main log,
@@ -217,7 +217,11 @@ uschar buffer[log_buffer_len];
 
 if (LOG != NULL)
   {
-  fseek(LOG, log_position, SEEK_SET);
+  if (fseek(LOG, log_position, SEEK_SET))
+    {
+    perror("logfile fseek");
+    exit(1);
+    }
 
   while (Ufgets(buffer, log_buffer_len, LOG) != NULL)
     {
@@ -393,7 +397,11 @@ if (LOG == NULL ||
     {
     if (LOG != NULL) fclose(LOG);
     LOG = TEST;
-    fstat(fileno(LOG), &statdata);
+    if (fstat(fileno(LOG), &statdata))
+      {
+      fprintf(stderr, "fstat %s: %s\n", log_file_open, strerror(errno));
+      exit(1);
+      }
     log_inode = statdata.st_ino;
     }
   }