patch 8.1.1307: cannot reconnect to the X server after it restarted commit https://github.com/vim/vim/commit/d4aa83af1d691fdabbc8e6aab36db2c96ea4d4b6 Author: Bram Moolenaar <Bram@vim.org> Date: Thu May 9 18:59:31 2019 +0200 patch 8.1.1307: cannot reconnect to the X server after it restarted Problem: Cannot reconnect to the X server after it restarted. Solution: Add the :xrestore command. (Adrian Kocis, closes https://github.com/vim/vim/issues/844)

--- a/src/proto/os_unix.pro
+++ b/src/proto/os_unix.pro
@@ -13,6 +13,7 @@ void reset_signals(void);
 int vim_handle_signal(int sig);
 int mch_check_win(int argc, char **argv);
 int mch_input_isatty(void);
+void ex_xrestore(exarg_T *eap);
 int mch_can_restore_title(void);
 int mch_can_restore_icon(void);
 void mch_settitle(char_u *title, char_u *icon);