Mercurial > vim
view src/libvterm/find-wide-chars.pl @ 26841:48d6f187e9c0 v8.2.3949
patch 8.2.3949: using freed memory with /%V
Commit: https://github.com/vim/vim/commit/4c13e5e6763c6eb36a343a2b8235ea227202e952
Author: Bram Moolenaar <Bram@vim.org>
Date: Thu Dec 30 14:49:43 2021 +0000
patch 8.2.3949: using freed memory with /\%V
Problem: Using freed memory with /\%V.
Solution: Get the line again after getvvcol().
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Thu, 30 Dec 2021 16:00:05 +0100 |
parents | 55a373a243c0 |
children |
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#!/usr/bin/perl use strict; use warnings; STDOUT->autoflush(1); sub iswide { my ( $cp ) = @_; return chr($cp) =~ m/\p{East_Asian_Width=Wide}|\p{East_Asian_Width=Fullwidth}/; } my ( $start, $end ); foreach my $cp ( 0 .. 0x1FFFF ) { iswide($cp) or next; if( defined $end and $end == $cp-1 ) { # extend the range $end = $cp; next; } # start a new range printf " { %#04x, %#04x },\n", $start, $end if defined $start; $start = $end = $cp; } printf " { %#04x, %#04x },\n", $start, $end if defined $start;