epee: Don't set log file name when process path name isn't found

If process path name isn't found, then leave log file name blank.

This also applies if a process name is found, but it's blank after
removing a trailing dot extension.

1 files changed, 2 insertions, 1 deletions

diff --git a/contrib/epee/include/misc_log_ex.h b/contrib/epee/include/misc_log_ex.h
index 42adc7c43..2adac7f2f 100644
--- a/contrib/epee/include/misc_log_ex.h
+++ b/contrib/epee/include/misc_log_ex.h
@@ -861,7 +861,8 @@ namespace log_space
       std::string::size_type a = m_default_log_file.rfind('.');
       if ( a != std::string::npos )
         m_default_log_file.erase( a, m_default_log_file.size());
-      m_default_log_file += ".log";
+      if ( ! m_default_log_file.empty() )
+        m_default_log_file += ".log";
 
       return true;
     }