38 lines
1 KiB
Text
38 lines
1 KiB
Text
# serial 46
|
|
# See if we need to use our replacement for Solaris' openat et al functions.
|
|
|
|
dnl Copyright (C) 2004-2021 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_REQUIRE([gl_FCNTL_H_DEFAULTS])
|
|
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
|
|
AC_CHECK_FUNCS_ONCE([openat])
|
|
AC_REQUIRE([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])
|
|
AC_REQUIRE([gl_PREPROC_O_CLOEXEC])
|
|
case $ac_cv_func_openat+$gl_cv_func_lstat_dereferences_slashed_symlink+$gl_cv_macro_O_CLOEXEC in
|
|
yes+*yes+yes)
|
|
;;
|
|
yes+*)
|
|
# Solaris 10 lacks O_CLOEXEC.
|
|
# Solaris 9 has *at functions, but uniformly mishandles trailing
|
|
# slash in all of them.
|
|
REPLACE_OPENAT=1
|
|
;;
|
|
*)
|
|
HAVE_OPENAT=0
|
|
;;
|
|
esac
|
|
])
|
|
|
|
# Prerequisites of lib/openat.c.
|
|
AC_DEFUN([gl_PREREQ_OPENAT],
|
|
[
|
|
AC_REQUIRE([gl_PROMOTED_TYPE_MODE_T])
|
|
:
|
|
])
|