- /* Log all output from spawned programs to a file */
- logfd = open (g_strconcat (GdmLogDir, "/", d->name, ".log", NULL),
-- O_CREAT|O_TRUNC|O_APPEND|O_WRONLY, 0666);
-+ O_CREAT|O_TRUNC|O_APPEND|O_WRONLY, 0660);
+ VE_IGNORE_EINTR (g_unlink (log_path));
+- VE_IGNORE_EINTR (logfd = open (log_path, O_CREAT|O_APPEND|O_TRUNC|O_WRONLY|O_EXCL, 0644));
++ VE_IGNORE_EINTR (logfd = open (log_path, O_CREAT|O_APPEND|O_TRUNC|O_WRONLY|O_EXCL, 0640));
+
+ g_free (log_path);