view runtime/tools/blink.c @ 8829:a2c27f6aaf3a v7.4.1702

commit https://github.com/vim/vim/commit/4afc7c5d4a73340831077a02bfe1f74935e7f4a1 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Apr 3 14:56:52 2016 +0200 patch 7.4.1702 Problem: Using freed memory when parsing 'printoptions' fails. Solution: Save the old options and restore them in case of an error. (Dominique)
author Christian Brabandt <cb@256bit.org>
date Sun, 03 Apr 2016 15:00:06 +0200
parents 226ed297307f
children 64035abb986b
line wrap: on
line source

/*
 * An extremely simple program to make the cursor blink in an xterm.
 * This is useful when the cursor is hard to spot in a highlighted file.
 * Start in the background: "blink&"  Stop by killing it.
 * Bram Moolenaar  980109  (based on an idea from John Lange).
 */

#include <stdio.h>

	int
main()
{
	while (1)
	{
		printf("\e[?25h");
		fflush(stdout);
		usleep(400000);		/* on time */
		printf("\e[?25l");
		fflush(stdout);
		usleep(250000);		/* off time */
	}
	return 0;
}