view runtime/tools/blink.c @ 4541:80170d61a85c v7.3.1018

updated for version 7.3.1018 Problem: New regexp engine wastes memory. Solution: Allocate prog with actual number of states, not estimated maximum number of sates.
author Bram Moolenaar <bram@vim.org>
date Sat, 25 May 2013 21:18:34 +0200
parents 3fc0f57ecb91
children 226ed297307f
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>

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