view runtime/tools/blink.c @ 7584:9b7de205336d v7.4.1092

commit https://github.com/vim/vim/commit/a803c7f94070f94b831fdfd1984f288c8b825b5d Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 15 15:31:39 2016 +0100 patch 7.4.1092 Problem: It is not simple to test for an exception and give a proper error message. Solution: Add assert_exception().
author Christian Brabandt <cb@256bit.org>
date Fri, 15 Jan 2016 15:45:05 +0100
parents 3fc0f57ecb91
children 226ed297307f
line wrap: on
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/*
 * 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>

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