Mercurial > vim
view runtime/tools/blink.c @ 17907:4cf69f8d1ec6 v8.1.1950
patch 8.1.1950: using NULL pointer after an out-of-memory
Commit: https://github.com/vim/vim/commit/4bbfb0f3cc67c00c8cee4e47283e8d760025219d
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Aug 31 15:28:02 2019 +0200
patch 8.1.1950: using NULL pointer after an out-of-memory
Problem: Using NULL pointer after an out-of-memory.
Solution: Check for NULL pointer. (Dominique Pelle, closes https://github.com/vim/vim/issues/4881)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sat, 31 Aug 2019 15:30:04 +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; }