# HG changeset patch
# User Paul Eggert <eggert@cs.ucla.edu>
# Date 1295844085 28800
# Node ID b2abfb114786e5b2594b0d6dc94261042fd82815
# Parent  996391c07734e6cde42c17b40800aa0b611330ba
Allow the user to avoid the GNULIB_TEST_* macros.

* m4/gnulib-common.m4 (gl_ASSERT_NO_GNULIB_POSIXCHECK): New macro.

diff --git a/ChangeLog b/ChangeLog
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-01-23  Paul Eggert  <eggert@cs.ucla.edu>
+
+	Allow the user to avoid the GNULIB_TEST_* macros.
+	* m4/gnulib-common.m4 (gl_ASSERT_NO_GNULIB_POSIXCHECK): New macro.
+
 2011-01-23  Bruno Haible  <bruno@clisp.org>
 
 	New module 'vma-iter'.
diff --git a/m4/gnulib-common.m4 b/m4/gnulib-common.m4
--- a/m4/gnulib-common.m4
+++ b/m4/gnulib-common.m4
@@ -1,4 +1,4 @@
-# gnulib-common.m4 serial 22
+# gnulib-common.m4 serial 23
 dnl Copyright (C) 2007-2011 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -102,6 +102,16 @@
     [Define to 1 when the gnulib module $1 should be tested.])
 ])
 
+# gl_ASSERT_NO_GNULIB_POSIXCHECK
+# asserts that there will never be a need to #define GNULIB_POSIXCHECK.
+# and thereby enables an optimization of configure and config.h.
+# Used by Emacs.
+AC_DEFUN([gl_ASSERT_NO_GNULIB_POSIXCHECK],
+[
+  dnl Override gl_WARN_ON_USE_PREPARE.
+  AC_DEFUN([gl_WARN_ON_USE_PREPARE], [])
+])
+
 # gl_ASSERT_NO_GNULIB_TESTS
 # asserts that there will be no gnulib tests in the scope of the configure.ac
 # and thereby enables an optimization of config.h.