view runtime/tools/blink.c @ 18734:c477006e8857 v8.1.2357

patch 8.1.2357: no test with wrong argument for rand() Commit: https://github.com/vim/vim/commit/68e9e5f7fccb8038cf0ca5b5d95c85a923152f46 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Nov 28 22:55:43 2019 +0100 patch 8.1.2357: no test with wrong argument for rand() Problem: No test with wrong argument for rand(). Solution: Add a test case.
author Bram Moolenaar <Bram@vim.org>
date Thu, 28 Nov 2019 23:00:03 +0100
parents 64035abb986b
children
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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>
#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;
}