Mercurial > gnulib
view m4/ftruncate.m4 @ 40237:b1386ce84ff5
fatal-signal: Add function that lists the fatal signals.
* lib/fatal-signal.h (get_fatal_signals): New declaration.
* lib/fatal-signal.c (get_fatal_signals): New function.
author | Bruno Haible <bruno@clisp.org> |
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date | Sat, 16 Mar 2019 17:48:06 +0100 |
parents | b06060465f09 |
children |
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# serial 20 # See if we need to emulate a missing ftruncate function using chsize. # Copyright (C) 2000-2001, 2003-2007, 2009-2019 Free Software Foundation, Inc. # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, # with or without modifications, as long as this notice is preserved. AC_DEFUN([gl_FUNC_FTRUNCATE], [ AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) AC_CHECK_FUNCS_ONCE([ftruncate]) if test $ac_cv_func_ftruncate = yes; then m4_ifdef([gl_LARGEFILE], [ AC_REQUIRE([AC_CANONICAL_HOST]) case "$host_os" in mingw*) dnl Native Windows, and Large File Support is requested. dnl The MSVCRT _chsize() function only accepts a 32-bit file size, dnl and the mingw64 ftruncate64() function is unreliable (it may dnl delete the file, see dnl <http://mingw-w64.sourcearchive.com/documentation/2.0-1/ftruncate64_8c_source.html>). dnl Use gnulib's ftruncate() implementation instead. REPLACE_FTRUNCATE=1 ;; esac ], [ : ]) else HAVE_FTRUNCATE=0 fi ]) # Prerequisites of lib/ftruncate.c. AC_DEFUN([gl_PREREQ_FTRUNCATE], [ AC_CHECK_FUNCS([chsize]) ])