ENH: Add test for KWSys SharedForward

This tests the basic capability of running another executable from the
build tree.

CMakeLists.txt

@@ -992,6 +992,13 @@ IF(KWSYS_STANDALONE OR CMake_SOURCE_DIR)
       ADD_TEST(kwsys.testProcess-${n} ${EXEC_DIR}/${KWSYS_NAMESPACE}TestProcess ${n})
     ENDFOREACH(n)
 
+    # Test SharedForward
+    CONFIGURE_FILE(${PROJECT_SOURCE_DIR}/testSharedForward.c.in
+                   ${PROJECT_BINARY_DIR}/testSharedForward.c @ONLY IMMEDIATE)
+    ADD_EXECUTABLE(${KWSYS_NAMESPACE}TestSharedForward
+                   ${PROJECT_BINARY_DIR}/testSharedForward.c)
+    ADD_TEST(kwsys.testSharedForward ${EXEC_DIR}/${KWSYS_NAMESPACE}TestSharedForward 1)
+
     # Configure some test properties.
     IF(COMMAND SET_TESTS_PROPERTIES AND COMMAND GET_TEST_PROPERTY AND KWSYS_STANDALONE)
       # We expect test to fail

testSharedForward.c.in

+/*=========================================================================
+
+  Program:   KWSys - Kitware System Library
+  Module:    testSharedForward.c.in
+
+  Copyright (c) Kitware, Inc., Insight Consortium.  All rights reserved.
+  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#if defined(CMAKE_INTDIR)
+# define CONFIG_DIR_PRE CMAKE_INTDIR "/"
+# define CONFIG_DIR_POST "/" CMAKE_INTDIR
+#else
+# define CONFIG_DIR_PRE ""
+# define CONFIG_DIR_POST ""
+#endif
+#define @KWSYS_NAMESPACE@_SHARED_FORWARD_DIR_BUILD "@EXEC_DIR@"
+#define @KWSYS_NAMESPACE@_SHARED_FORWARD_PATH_BUILD "." CONFIG_DIR_POST
+#define @KWSYS_NAMESPACE@_SHARED_FORWARD_PATH_INSTALL 0
+#define @KWSYS_NAMESPACE@_SHARED_FORWARD_EXE_BUILD \
+  CONFIG_DIR_PRE "@KWSYS_NAMESPACE@TestProcess"
+#define @KWSYS_NAMESPACE@_SHARED_FORWARD_EXE_INSTALL \
+  "@KWSYS_NAMESPACE@TestProcess"
+#define @KWSYS_NAMESPACE@_SHARED_FORWARD_OPTION_COMMAND "--command"
+#define @KWSYS_NAMESPACE@_SHARED_FORWARD_OPTION_PRINT "--print"
+#define @KWSYS_NAMESPACE@_SHARED_FORWARD_OPTION_LDD "--ldd"
+#if defined(CMAKE_INTDIR)
+# define @KWSYS_NAMESPACE@_SHARED_FORWARD_CONFIG_NAME CMAKE_INTDIR
+#endif
+#include <@KWSYS_NAMESPACE@/SharedForward.h>
+int main(int argc, char** argv)
+{
+  return @KWSYS_NAMESPACE@_shared_forward_to_real(argc, argv);
+}