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# sys_stat_h.m4 serial 8 -*- Autoconf -*-
dnl Copyright (C) 2006-2008 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.
dnl From Eric Blake.
dnl Test whether <sys/stat.h> contains lstat and mkdir or must be substituted.
AC_DEFUN([gl_HEADER_SYS_STAT_H],
[
AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
dnl Check for lstat. Systems that lack it (mingw) also lack symlinks, so
dnl stat is a good replacement.
AC_CHECK_FUNCS_ONCE([lstat])
if test $ac_cv_func_lstat = yes; then
HAVE_LSTAT=1
else
HAVE_LSTAT=0
fi
AC_SUBST([HAVE_LSTAT])
dnl For the mkdir substitute.
AC_REQUIRE([AC_C_INLINE])
dnl Check for broken stat macros.
AC_REQUIRE([AC_HEADER_STAT])
gl_CHECK_NEXT_HEADERS([sys/stat.h])
SYS_STAT_H='sys/stat.h'
AC_SUBST([SYS_STAT_H])
dnl Define types that are supposed to be defined in <sys/types.h> or
dnl <sys/stat.h>.
AC_CHECK_TYPE([nlink_t], [],
[AC_DEFINE([nlink_t], [int],
[Define to the type of st_nlink in struct stat, or a supertype.])],
[#include <sys/types.h>
#include <sys/stat.h>])
]) # gl_HEADER_SYS_STAT_H
AC_DEFUN([gl_SYS_STAT_MODULE_INDICATOR],
[
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
AC_REQUIRE([gl_SYS_STAT_H_DEFAULTS])
GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
])
AC_DEFUN([gl_SYS_STAT_H_DEFAULTS],
[
dnl Assume proper GNU behavior unless another module says otherwise.
REPLACE_MKDIR=0; AC_SUBST([REPLACE_MKDIR])
])
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