Mercurial > vim
view runtime/tools/blink.c @ 4726:3849c811cc0b v7.3.1110
updated for version 7.3.1110
Problem: New regexp matching: Using \@= and the like can be slow.
Solution: Decide whether to first try matching the zero-wdith part or what
follows, whatever is more likely to fail.
author | Bram Moolenaar <bram@vim.org> |
---|---|
date | Tue, 04 Jun 2013 14:23:05 +0200 |
parents | 3fc0f57ecb91 |
children | 226ed297307f |
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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> main() { while (1) { printf("\e[?25h"); fflush(stdout); usleep(400000); /* on time */ printf("\e[?25l"); fflush(stdout); usleep(250000); /* off time */ } }