Mercurial > gnulib
view lib/stdio--.h @ 40211:5f58d2ac35ea
unistr/u8-cmp: Fix undefined behaviour.
Reported by Jeffrey Walton <noloader@gmail.com>.
* lib/unistr/u8-cmp.c (u8_cmp): Don't invoke memcmp if n is zero.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Fri, 08 Mar 2019 20:38:22 +0100 |
parents | b06060465f09 |
children |
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/* Like stdio.h, but redefine some names to avoid glitches. Copyright (C) 2005-2006, 2009-2019 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>. */ /* Written by Paul Eggert. */ #include <stdio.h> #include "stdio-safer.h" #if GNULIB_FOPEN_SAFER # undef fopen # define fopen fopen_safer #endif #if GNULIB_FREOPEN_SAFER # undef freopen # define freopen freopen_safer #endif #if GNULIB_TMPFILE_SAFER # undef tmpfile # define tmpfile tmpfile_safer #endif #if GNULIB_POPEN_SAFER # undef popen # define popen popen_safer #endif