CMake: export version and subversion to config file

CMakeLists.txt

@@ -27,7 +27,12 @@ IF(NOT KOKKOSKERNELS_HAS_TRILINOS)
   SET(KokkosKernels_VERSION_MINOR 0)
   SET(KokkosKernels_VERSION_PATCH 99)
   SET(KokkosKernels_VERSION "${KokkosKernels_VERSION_MAJOR}.${KokkosKernels_VERSION_MINOR}.${KokkosKernels_VERSION_PATCH}")
+
+  #Set variables for config file
   MATH(EXPR KOKKOSKERNELS_VERSION "${KokkosKernels_VERSION_MAJOR} * 10000 + ${KokkosKernels_VERSION_MINOR} * 100 + ${KokkosKernels_VERSION_PATCH}")
+  MATH(EXPR KOKKOSKERNELS_VERSION_MAJOR "${KOKKOSKERNELS_VERSION} / 10000")
+  MATH(EXPR KOKKOSKERNELS_VERSION_MINOR "${KOKKOSKERNELS_VERSION} / 100 % 100")
+  MATH(EXPR KOKKOSKERNELS_VERSION_PATCH "${KOKKOSKERNELS_VERSION} % 100")
 ENDIF()
 
 INCLUDE(GNUInstallDirs)
@@ -214,7 +219,9 @@ ELSE()
   # CMake Summary
   # ==================================================================
   MESSAGE("")
-  MESSAGE("=======================")
+  MESSAGE("================================")
+  MESSAGE("Kokkos Kernels version: ${KokkosKernels_VERSION_MAJOR}.${KokkosKernels_VERSION_MINOR}.${KokkosKernels_VERSION_PATCH}")
+  MESSAGE("================================")
   MESSAGE("Kokkos Kernels ETI Types")
   MESSAGE("   Devices:  ${DEVICE_LIST}")
   MESSAGE("   Scalars:  ${SCALAR_LIST}")
@@ -238,7 +245,7 @@ ELSE()
   ELSE()
      MESSAGE("   (None)")
   ENDIF()
-  MESSAGE("=======================")
+  MESSAGE("================================")
   MESSAGE("")
 
 

cmake/KokkosKernels_config.h.in

@@ -9,7 +9,11 @@
 // clang-format on
 
 /* Define the current version of Kokkos Kernels */
-#cmakedefine KOKKOSKERNELS_VERSION @KOKKOSKERNELS_VERSION@
+#define KOKKOSKERNELS_VERSION @KOKKOSKERNELS_VERSION@
+#define KOKKOSKERNELS_VERSION_MAJOR @KOKKOSKERNELS_VERSION_MAJOR@
+#define KOKKOSKERNELS_VERSION_MINOR @KOKKOSKERNELS_VERSION_MINOR@
+#define KOKKOSKERNELS_VERSION_PATCH @KOKKOSKERNELS_VERSION_PATCH@
+
 
 /* Define if fortran blas 1 function can return complex type */
 #cmakedefine KOKKOSKERNELS_TPL_BLAS_RETURN_COMPLEX

common/unit_test/Test_Common.hpp

@@ -22,5 +22,6 @@
 #include <Test_Common_Sorting.hpp>
 #include <Test_Common_IOUtils.hpp>
 #include <Test_Common_Error.hpp>
+#include <Test_Common_Version.hpp>
 
 #endif  // TEST_COMMON_HPP

common/unit_test/Test_Common_Version.hpp

@@ -0,0 +1,52 @@
+//@HEADER
+// ************************************************************************
+//
+//                        Kokkos v. 4.0
+//       Copyright (2022) National Technology & Engineering
+//               Solutions of Sandia, LLC (NTESS).
+//
+// Under the terms of Contract DE-NA0003525 with NTESS,
+// the U.S. Government retains certain rights in this software.
+//
+// Part of Kokkos, under the Apache License v2.0 with LLVM Exceptions.
+// See https://kokkos.org/LICENSE for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//@HEADER
+
+/// \file Test_Common_Version.hpp
+/// \brief Tests that the version information that Kokkos Kernels
+///        makes available in KokkosKernels_config.h is properly
+///        accessible and correct.
+
+#ifndef TEST_COMMON_VERSION_HPP
+#define TEST_COMMON_VERSION_HPP
+
+#include <Kokkos_Core.hpp>
+#include <KokkosKernels_config.h>
+
+void test_version_info() {
+#ifndef KOKKOSKERNELS_VERSION
+  static_assert(false, "KOKKOSKERNELS_VERSION macro is not defined!");
+#endif
+
+#ifndef KOKKOSKERNELS_VERSION_MAJOR
+  static_assert(false, "KOKKOSKERNELS_VERSION_MAJOR macro is not defined!");
+#endif
+
+#ifndef KOKKOSKERNELS_VERSION_MINOR
+  static_assert(false, "KOKKOSKERNELS_VERSION_MINOR macro is not defined!");
+#endif
+
+#ifndef KOKKOSKERNELS_VERSION_PATCH
+  static_assert(false, "KOKKOSKERNELS_VERSION_PATCH macro is not defined!");
+#endif
+
+  static_assert(KOKKOSKERNELS_VERSION == (KOKKOSKERNELS_VERSION_MAJOR*10000 + KOKKOSKERNELS_VERSION_MINOR*100 + KOKKOSKERNELS_VERSION_PATCH));
+}
+
+TEST_F(TestCategory, common_version) {
+  test_version_info();
+}
+
+#endif // TEST_COMMON_VERSION_HPP