2 dnl Copyright (C) 2008-2013 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
7 AC_DEFUN([gl_FUNC_WRITE],
9 AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
10 AC_REQUIRE([gl_MSVC_INVAL])
11 if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
14 dnl This ifdef is just an optimization, to avoid performing a configure
15 dnl check whose result is not used. It does not make the test of
16 dnl GNULIB_UNISTD_H_SIGPIPE or GNULIB_SIGPIPE redundant.
17 m4_ifdef([gl_SIGNAL_SIGPIPE], [
19 if test $gl_cv_header_signal_h_SIGPIPE != yes; then
23 m4_ifdef([gl_NONBLOCKING_IO], [
25 if test $gl_cv_have_nonblocking != yes; then
31 # Prerequisites of lib/write.c.
32 AC_DEFUN([gl_PREREQ_WRITE], [:])