Mercurial > vim
view runtime/tools/blink.c @ 29704:5b3a88601317 v9.0.0192
patch 9.0.0192: possible invalid memory access when 'cmdheight' is zero
Commit: https://github.com/vim/vim/commit/fdc5d17d58cc9c9edc9fb2816e1afaabc531bf1e
Author: Bram Moolenaar <Bram@vim.org>
Date: Thu Aug 11 15:52:14 2022 +0100
patch 9.0.0192: possible invalid memory access when 'cmdheight' is zero
Problem: Possible invalid memory access when 'cmdheight' is zero. (Martin
Tournoij)
Solution: Avoid going over the end of w_lines[] when w_height is Rows.
(closes #10882)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Thu, 11 Aug 2022 17:00:03 +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; }