view runtime/tools/blink.c @ 10528:3ea703795a4f v8.0.0154

commit https://github.com/vim/vim/commit/31f19ce0a052f7c76d44a9a190e468c79cf5d56d Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 8 14:14:43 2017 +0100 patch 8.0.0154: system() test fails on OS/X Problem: system() test fails on OS/X. Solution: Deal with leading spaces.
author Christian Brabandt <cb@256bit.org>
date Sun, 08 Jan 2017 14:15:04 +0100
parents 64035abb986b
children
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>
#include <unistd.h>

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