Mercurial > vim
view src/libvterm/find-wide-chars.pl @ 29367:cc4b36422ecb v9.0.0026
patch 9.0.0026: accessing freed memory with diff put
Commit: https://github.com/vim/vim/commit/c5274dd12224421f2430b30c53b881b9403d649e
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jul 2 15:10:00 2022 +0100
patch 9.0.0026: accessing freed memory with diff put
Problem: Accessing freed memory with diff put.
Solution: Bail out when diff pointer is no longer valid.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sat, 02 Jul 2022 16:15:03 +0200 |
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;