1# serial 12
2
3dnl From Jim Meyering.
4dnl
5dnl Check whether struct dirent has a member named d_type.
6dnl
7
8# Copyright (C) 1997, 1999-2004, 2006, 2009-2021 Free Software Foundation, Inc.
9#
10# This file is free software; the Free Software Foundation
11# gives unlimited permission to copy and/or distribute it,
12# with or without modifications, as long as this notice is preserved.
13
14AC_DEFUN([gl_CHECK_TYPE_STRUCT_DIRENT_D_TYPE],
15  [AC_CACHE_CHECK([for d_type member in directory struct],
16                  [gl_cv_struct_dirent_d_type],
17     [AC_LINK_IFELSE([AC_LANG_PROGRAM([[
18#include <sys/types.h>
19#include <dirent.h>
20         ]],
21         [[struct dirent dp; dp.d_type = 0;]])],
22       [gl_cv_struct_dirent_d_type=yes],
23       [gl_cv_struct_dirent_d_type=no])
24     ]
25   )
26   if test $gl_cv_struct_dirent_d_type = yes; then
27     AC_DEFINE([HAVE_STRUCT_DIRENT_D_TYPE], [1],
28       [Define if there is a member named d_type in the struct describing
29        directory headers.])
30   fi
31  ]
32)
33