coreutils/m4/openat.m4
2005-09-30 15:21:19 +00:00

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#serial 6
# See if we need to use our replacement for Solaris' openat function.
dnl Copyright (C) 2004, 2005 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.
# Written by Jim Meyering.
AC_DEFUN([gl_FUNC_OPENAT],
[
AC_LIBSOURCES([openat.c, openat.h, openat-die.c])
AC_LIBOBJ([openat-die])
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
AC_CHECK_FUNCS_ONCE([fdopendir])
AC_REPLACE_FUNCS(openat)
case $ac_cv_func_openat in
yes) ;;
*)
AC_DEFINE([__OPENAT_PREFIX], [[rpl_]],
[Define to rpl_ if the openat replacement function should be used.])
gl_PREREQ_OPENAT;;
esac
])
AC_DEFUN([gl_PREREQ_OPENAT],
[
AC_REQUIRE([gl_SAVE_CWD])
])