Imported Upstream version 1.23

[tar] / m4 / unlinkdir.m4

diff --git a/m4/unlinkdir.m4 b/m4/unlinkdir.m4
index 6ef7168a37737f29288fbb1d90542fb95d788516..3b3c75e71c15f61e086080702c40fb07bd81124c 100644 (file)
--- a/m4/unlinkdir.m4
+++ b/m4/unlinkdir.m4
@@ -1,6 +1,6 @@
-#serial 5
+# serial 6
 
-# Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
+# Copyright (C) 2005-2007, 2009-2010 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -11,23 +11,24 @@
 AC_DEFUN([gl_UNLINKDIR],
 [
   AC_REQUIRE([AC_CANONICAL_HOST])
-  AC_CHECK_HEADERS_ONCE(priv.h)
+  AC_CHECK_HEADERS_ONCE([priv.h])
 
   AC_LIBOBJ([unlinkdir])
 
   # The Hurd, the Linux kernel, the FreeBSD kernel version 2.2 and later,
-  # and Cygwin never let anyone (even root) unlink directories.
+  # Cygwin, and mingw never let anyone (even root) unlink directories.
   # If anyone knows of another system for which unlink can never
   # remove a directory, please report it to <bug-coreutils@gnu.org>.
   # Unfortunately this is difficult to test for, since it requires root access
   # and might create garbage in the file system,
   # so the code below simply relies on the kernel name and version number.
-  case $host in
-  *-*-gnu[[0-9]]* | \
-  *-*-linux-* | *-*-linux | \
-  *-*-freebsd2.2* | *-*-freebsd[[3-9]]* | *-*-freebsd[[1-9]][[0-9]]* | \
-  *-cygwin)
-    AC_DEFINE([UNLINK_CANNOT_UNLINK_DIR], 1,
+  case $host_os in
+  gnu[[0-9]]* | \
+  linux-* | linux | \
+  freebsd2.2* | freebsd[[3-9]]* | freebsd[[1-9]][[0-9]]* | \
+  cygwin | \
+  mingw*)
+    AC_DEFINE([UNLINK_CANNOT_UNLINK_DIR], [1],
       [Define to 1 if unlink (dir) cannot possibly succeed.]);;
   esac
 ])