view runtime/tools/blink.c @ 3137:b5a2b4c0c1ca v7.3.339

updated for version 7.3.339 Problem: "make shadow" doesn't link all test files. Solution: Add a line in Makefile and Filelist.
author Bram Moolenaar <bram@vim.org>
date Thu, 20 Oct 2011 16:35:35 +0200
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 */
	}
}