Prevent un-prompted overwrite of files when exporting things from config (#1383).

1 files changed, 1 insertions, 1 deletions

diff --git a/src/wx/wx_util.h b/src/wx/wx_util.h
index 1acca044a..ee06c3807 100644
--- a/src/wx/wx_util.h
+++ b/src/wx/wx_util.h
@@ -86,7 +86,7 @@ extern std::string string_client_data (wxClientData* o);
 extern wxString time_to_timecode (DCPTime t, double fps);
 extern void setup_audio_channels_choice (wxChoice* choice, int minimum);
 extern wxSplashScreen* maybe_show_splash ();
-extern boost::filesystem::path path_from_file_dialog (wxFileDialog* dialog, std::string extension);
+extern boost::optional<boost::filesystem::path> path_from_file_dialog (wxFileDialog* dialog, std::string extension);
 extern double calculate_mark_interval (double start);
 
 extern void checked_set (FilePickerCtrl* widget, boost::filesystem::path value);