1 # Configure a replacement for <sys/file.h>.
4 # Copyright (C) 2008-2020 Free Software Foundation, Inc.
5 # This file is free software; the Free Software Foundation
6 # gives unlimited permission to copy and/or distribute it,
7 # with or without modifications, as long as this notice is preserved.
9 # Written by Richard W.M. Jones.
11 AC_DEFUN([gl_HEADER_SYS_FILE_H],
13 AC_REQUIRE([gl_HEADER_SYS_FILE_H_DEFAULTS])
15 dnl <sys/file.h> is always overridden, because of GNULIB_POSIXCHECK.
16 gl_CHECK_NEXT_HEADERS([sys/file.h])
18 if test $ac_cv_header_sys_file_h = yes; then
23 AC_SUBST([HAVE_SYS_FILE_H])
25 dnl Check for declarations of anything we want to poison if the
26 dnl corresponding gnulib module is not in use.
27 gl_WARN_ON_USE_PREPARE([[#include <sys/file.h>
31 AC_DEFUN([gl_HEADER_SYS_FILE_MODULE_INDICATOR],
33 AC_REQUIRE([gl_HEADER_SYS_FILE_H_DEFAULTS])
34 gl_MODULE_INDICATOR_SET_VARIABLE([$1])
37 AC_DEFUN([gl_HEADER_SYS_FILE_H_DEFAULTS],
39 GNULIB_FLOCK=0; AC_SUBST([GNULIB_FLOCK])
40 HAVE_FLOCK=1; AC_SUBST([HAVE_FLOCK])