view runtime/tools/blink.c @ 20542:dd3165956464 v8.2.0825

patch 8.2.0825: def_function() may return pointer that was freed Commit: https://github.com/vim/vim/commit/a14e6975478adeddcc2161edc1ec611016aa89f3 Author: Bram Moolenaar <Bram@vim.org> Date: Mon May 25 23:29:28 2020 +0200 patch 8.2.0825: def_function() may return pointer that was freed Problem: def_function() may return pointer that was freed. Solution: Set "fp" to NULL after freeing it.
author Bram Moolenaar <Bram@vim.org>
date Mon, 25 May 2020 23:30:03 +0200
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;
}