Mercurial > gnulib
view m4/utime.m4 @ 40212:8da9577294da
unistr/*, uniconv/*: Fix undefined behaviour.
Reported by Jeffrey Walton <noloader@gmail.com>.
* lib/unistr/u-cpy.h (FUNC): Don't invoke memcpy with a zero size.
* lib/unistr/u-cpy-alloc.h (FUNC): Likewise.
* lib/uniconv/u8-conv-from-enc.c (u8_conv_from_encoding): Likewise.
* lib/uniconv/u8-conv-to-enc.c (u8_conv_to_encoding): Likewise.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 09 Mar 2019 00:01:47 +0100 |
parents | b06060465f09 |
children |
line wrap: on
line source
# utime.m4 serial 1 dnl Copyright (C) 2017-2019 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. AC_DEFUN([gl_FUNC_UTIME], [ AC_REQUIRE([gl_UTIME_H_DEFAULTS]) AC_REQUIRE([AC_CANONICAL_HOST]) AC_CHECK_FUNCS_ONCE([utime]) if test $ac_cv_func_utime = no; then HAVE_UTIME=0 else case "$host_os" in mingw*) dnl On this platform, the original utime() or _utime() produces dnl timestamps that are affected by the time zone. REPLACE_UTIME=1 ;; esac fi ]) # Prerequisites of lib/utime.c. AC_DEFUN([gl_PREREQ_UTIME], [:])