GitLab

* src/xselect.c (x_clipboard_manager_save): Remove redundant arg.
(x_clipboard_manager_save): Add return value.
(x_clipboard_manager_error_1, x_clipboard_manager_error_2): New
error handlers.
(x_clipboard_manager_save_frame, x_clipboard_manager_save_all):
Obey Vx_select_enable_clipboard_manager.  Catch errors in
x_clipboard_manager_save (Bug#8779).
(Vx_select_enable_clipboard_manager): New variable.