Added tests for new requires_threads.hpp header

[SVN r21350]

test/Jamfile

@@ -15,6 +15,8 @@ run config_info.cpp <template>config_options ;
 run config_test.cpp <lib>../../test/build/boost_test_exec_monitor <template>config_options ;
 run limits_test.cpp <template>config_test_options ;
 run abi/abi_test.cpp abi/main.cpp <template>config_options ;
+compile-fail threads/test_thread_fail1.cpp ;
+compile-fail threads/test_thread_fail2.cpp ;
 
 test-suite "BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP" : 
 [ run no_arg_dep_lookup_pass.cpp <template>config_test_options ]
@@ -259,3 +261,4 @@ test-suite "BOOST_MSVC_STD_ITERATOR" :
 test-suite "BOOST_HAS_WINTHREADS" : 
 [ run has_winthreads_pass.cpp <template>config_test_options ]
 [ compile-fail has_winthreads_fail.cpp <template>config_test_options ] ;
+

test/threads/test_thread_fail1.cpp

@@ -0,0 +1,10 @@
+//  (C) Copyright John Maddock 2003. 
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+// disable thread support:
+#define BOOST_DISABLE_THREADS
+// this should now be a compiler error:
+#include <boost/config/requires_threads.hpp>
+// we should never get here...

test/threads/test_thread_fail2.cpp

@@ -0,0 +1,13 @@
+//  (C) Copyright John Maddock 2003. 
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#include <boost/config.hpp>
+// disable thread support:
+#ifdef BOOST_HAS_THREADS
+#  undef BOOST_HAS_THREADS
+#endif
+// this should now be a compiler error:
+#include <boost/config/requires_threads.hpp>
+// we should never get here...

tools/generate

@@ -17,6 +17,8 @@ cat > ../test/regression.cfg << EOF
 run libs/config/test/config_info.cpp
 run libs/config/test/config_test.cpp
 run libs/config/test/limits_test.cpp
+compile-fail threads/test_thread_fail1.cpp ;
+compile-fail threads/test_thread_fail2.cpp ;
 
 EOF
 cat > ../test/Jamfile << EOF
@@ -369,3 +371,4 @@ echo
 
 
 
+