1# write.m4 serial 5 2dnl Copyright (C) 2008-2014 Free Software Foundation, Inc. 3dnl This file is free software; the Free Software Foundation 4dnl gives unlimited permission to copy and/or distribute it, 5dnl with or without modifications, as long as this notice is preserved. 6 7AC_DEFUN([gl_FUNC_WRITE], 8[ 9 AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) 10 AC_REQUIRE([gl_MSVC_INVAL]) 11 if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then 12 REPLACE_WRITE=1 13 fi 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], [ 18 gl_SIGNAL_SIGPIPE 19 if test $gl_cv_header_signal_h_SIGPIPE != yes; then 20 REPLACE_WRITE=1 21 fi 22 ]) 23 m4_ifdef([gl_NONBLOCKING_IO], [ 24 gl_NONBLOCKING_IO 25 if test $gl_cv_have_nonblocking != yes; then 26 REPLACE_WRITE=1 27 fi 28 ]) 29]) 30 31# Prerequisites of lib/write.c. 32AC_DEFUN([gl_PREREQ_WRITE], [:]) 33