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view m4/getpagesize.m4 @ 12893:1e998663ea99
lseek: avoid bash 3.2 broken pipe bug
Avoid a spurious message caused by SIGPIPE handling, as well as
avoiding bash 3.2 messages even when SIGPIPE is not handled.
* m4/lseek.m4 (gl_FUNC_LSEEK): Drain pipe, to avoid spurious
warning from bash 3.2.
Reported by Ben Pfaff, with analysis from Bruno Haible.
Signed-off-by: Eric Blake <eblake@redhat.com>
author | Eric Blake <eblake@redhat.com> |
---|---|
date | Mon, 22 Feb 2010 15:15:56 -0700 |
parents | c2cbabec01dd |
children | 69f0d92b5794 |
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# getpagesize.m4 serial 7 dnl Copyright (C) 2002, 2004-2005, 2007, 2009-2010 Free Software Foundation, dnl 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_GETPAGESIZE], [ AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) AC_REQUIRE([AC_CANONICAL_HOST]) AC_CHECK_FUNCS([getpagesize]) if test $ac_cv_func_getpagesize = no; then HAVE_GETPAGESIZE=0 AC_CHECK_HEADERS([OS.h]) if test $ac_cv_header_OS_h = yes; then HAVE_OS_H=1 fi AC_CHECK_HEADERS([sys/param.h]) if test $ac_cv_header_sys_param_h = yes; then HAVE_SYS_PARAM_H=1 fi fi case "$host_os" in mingw*) REPLACE_GETPAGESIZE=1 AC_LIBOBJ([getpagesize]) ;; esac ])