minimal support for building tests with static linking

test/Jamfile

@@ -43,6 +43,9 @@ lib libtorrent_test
 
 	: # default build
 	<link>shared
+
+	: # user-requirements
+	<link>shared:<define>TORRENT_LINK_TEST_SHARED
 ;
 
 lib advapi32 : : <name>Advapi32 ;

test/test.hpp

@@ -39,10 +39,12 @@ POSSIBILITY OF SUCH DAMAGE.
 
 #include "libtorrent/config.hpp"
 
-#ifdef TORRENT_BUILDING_TEST_SHARED
+#if defined TORRENT_BUILDING_TEST_SHARED
 #define EXPORT BOOST_SYMBOL_EXPORT
-#else
+#elif defined TORRENT_LINK_TEST_SHARED
 #define EXPORT BOOST_SYMBOL_IMPORT
+#else
+#define EXPORT
 #endif
 
 // the unit tests need access to these.