patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set commit https://github.com/vim/vim/commit/bd9a53c06c8869ad811cb3dd01a309c9be7d7a63 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 12 23:15:48 2018 +0200 patch 8.1.0374: moving the cursor is slow when 'relativenumber' is set Problem: Moving the cursor is slow when 'relativenumber' is set. Solution: Only redraw the number column, not all lines.

/* vi:set ts=8 sts=4 sw=4 noet:
 *
 * VIM - Vi IMproved	by Bram Moolenaar
 *
 * Do ":help uganda"  in Vim to read copying and usage conditions.
 * Do ":help credits" in Vim to see a list of people who contributed.
 */

#ifdef __QNXNTO__
# include <sys/procmgr.h>
#endif

#define	USE_TMPNAM

#define POSIX	    /* Used by pty.c */

#if defined(FEAT_GUI_PHOTON)
extern int is_photon_available;
#endif