view runtime/tools/blink.c @ 19750:aa674de6d813 v8.2.0431

patch 8.2.0431: some compilers don't support using e for Esc Commit: https://github.com/vim/vim/commit/56ba21a156c723d92a1929e2c500be7295efb0a8 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 23 19:17:29 2020 +0100 patch 8.2.0431: some compilers don't support using \e for Esc Problem: Some compilers don't support using \e for Esc. (Yegappan Lakshmanan) Solution: use \033 instead.
author Bram Moolenaar <Bram@vim.org>
date Mon, 23 Mar 2020 19:30:04 +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;
}