X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Facl.m4;h=2cc1ca3dd75f9d21ce8df356f371f328cfe67918;hb=cc3145bc3a0324d93fc8a9b7b7dcf5ea9f901b1e;hp=f5ffa3d2760662d59fee9a4a70600d577f8a0b4e;hpb=7e14d4e8b0162fad3a46d5b7cb4b8e7d171a1e9d;p=gnulib.git

diff --git a/m4/acl.m4 b/m4/acl.m4
index f5ffa3d27..2cc1ca3dd 100644
--- a/m4/acl.m4
+++ b/m4/acl.m4
@@ -1,23 +1,35 @@
 # acl.m4 - check for access control list (ACL) primitives
 
-# Copyright (C) 2002 Free Software Foundation, Inc.
-
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software Foundation,
-# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+# Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
 # Written by Paul Eggert.
 
 AC_DEFUN([AC_FUNC_ACL],
-  [AC_CHECK_HEADERS(sys/acl.h)
-   AC_CHECK_FUNCS(acl)])
+[
+  AC_LIBSOURCES([acl.c, acl.h])
+  AC_LIBOBJ([acl])
+
+  dnl Prerequisites of lib/acl.c.
+  AC_CHECK_HEADERS(sys/acl.h)
+  if test "$ac_cv_header_sys_acl_h" = yes; then
+    use_acl=1
+  else
+    use_acl=0
+  fi
+  AC_DEFINE_UNQUOTED(USE_ACL, $use_acl,
+		     [Define if you want access control list support.])
+  AC_CHECK_FUNCS(acl)
+  ac_save_LIBS="$LIBS"
+  AC_SEARCH_LIBS(acl_get_file, acl,
+		 [test "$ac_cv_search_acl_get_file" = "none required" ||
+		  LIB_ACL=$ac_cv_search_acl_get_file])
+  AC_SUBST(LIB_ACL)
+  AC_CHECK_HEADERS(acl/libacl.h)
+  AC_CHECK_FUNCS(acl_get_file acl_get_fd acl_set_file acl_set_fd \
+		 acl_free acl_from_mode acl_from_text acl_to_text \
+		 acl_delete_def_file acl_entries acl_extended_file)
+  LIBS="$ac_save_LIBS"
+])