1 # sys_stat_h.m4 serial 3 -*- Autoconf -*-
2 dnl Copyright (C) 2006 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
8 dnl Test whether <sys/stat.h> contains lstat and mkdir or must be substituted.
10 AC_DEFUN([gl_HEADER_SYS_STAT_H],
12 dnl Check for lstat. Systems that lack it (mingw) also lack symlinks, so
13 dnl stat is a good replacement.
14 AC_CHECK_FUNCS_ONCE([lstat])
16 dnl Check for mkdir. Mingw has _mkdir(name) in the nonstandard <io.h>
18 AC_CHECK_DECLS([mkdir], [], [], [#include <sys/stat.h>])
20 dnl Check for broken stat macros.
21 AC_REQUIRE([AC_HEADER_STAT])
24 if test $ac_cv_func_lstat:$ac_cv_have_decl_mkdir:$ac_cv_header_stat_broken \
26 gl_ABSOLUTE_HEADER([sys/stat.h])
27 ABSOLUTE_SYS_STAT_H=\"$gl_cv_absolute_sys_stat_h\"
28 AC_CHECK_HEADERS([io.h])
29 AC_REQUIRE([AC_C_INLINE])
30 SYS_STAT_H='sys/stat.h'
32 ABSOLUTE_SYS_STAT_H=\"no/such/file/sys/stat.h\"
34 AC_SUBST([ABSOLUTE_SYS_STAT_H])
35 AC_SUBST([SYS_STAT_H])
36 ]) # gl_HEADER_SYS_STAT_H