Adding version and GIT hash to build system

- flyby: adding Version.h

CMakeLists.txt

@@ -31,14 +31,33 @@
 # =================================================================================================
 
 cmake_minimum_required(VERSION 3.5)
-project(BlazeTensor CXX)
 
+# Find out about BlazeTensor version
+file(READ blaze_tensor/system/Version.h BLAZE_TENSOR_VERSION_FILE)
+
+string(REGEX MATCH "#define BLAZE_TENSOR_MAJOR_VERSION ([0-9]*)"
+   _BLAZE_TENSOR_MAJOR_VERSION ${BLAZE_TENSOR_VERSION_FILE})
+set(BLAZE_TENSOR_MAJOR_VERSION ${CMAKE_MATCH_1})
+
+string(REGEX MATCH "#define BLAZE_TENSOR_MINOR_VERSION ([0-9]*)"
+   _BLAZE_TENSOR_MINOR_VERSION ${BLAZE_TENSOR_VERSION_FILE})
+set(BLAZE_TENSOR_MINOR_VERSION ${CMAKE_MATCH_1})
+
+project(BlazeTensor
+   LANGUAGES CXX
+   VERSION "${BLAZE_TENSOR_MAJOR_VERSION}.${BLAZE_TENSOR_MINOR_VERSION}")
+
+# set minimally required C++ Standard
 set(CMAKE_CXX_STANDARD 14)
 set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 
 # Add cmake directory
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake")
 
+# find out about Git commit hash
+include(BlazeTensor_GitCommit)
+message(STATUS "Configuring BlazeTensor version ${PROJECT_VERSION}")
+
 # Set up BlazeTensor target
 add_library(BlazeTensor INTERFACE)
 
@@ -68,6 +87,13 @@ if(blaze_parallelization_mode AND "${blaze_parallelization_mode}" STREQUAL "BLAZ
    target_link_libraries(BlazeTensor INTERFACE ${HPX_LIBRARIES})
 endif()
 
+include(CMakePackageConfigHelpers)
+
+write_basic_package_version_file(
+   "${CMAKE_CURRENT_BINARY_DIR}/cmake/BlazeTensorConfigVersion.cmake"
+   VERSION ${PROJECT_VERSION}
+   COMPATIBILITY SameMajorVersion)
+
 install(TARGETS BlazeTensor EXPORT BlazeTensorTargets)
 
 export(
@@ -99,6 +125,7 @@ install(
 
 install(
    FILES "${CMAKE_CURRENT_BINARY_DIR}/cmake/BlazeTensorConfig.cmake"
+         "${CMAKE_CURRENT_BINARY_DIR}/cmake/BlazeTensorConfigVersion.cmake"
    DESTINATION share/BlazeTensor/cmake
 )
 

blaze_tensor/Blaze.h

@@ -43,6 +43,7 @@
 
 #include <blaze/Blaze.h>
 
+#include <blaze_tensor/system/Version.h>
 #include <blaze_tensor/Math.h>
 
 

blaze_tensor/system/Version.h

@@ -0,0 +1,78 @@
+//=================================================================================================
+/*!
+//  \file blaze_tensor/system/Version.h
+//  \brief Header file for the current version of the Blaze library
+//
+//  Copyright (C) 2012-2019 Klaus Iglberger - All Rights Reserved
+//  Copyright (C) 2018-2019 Hartmut Kaiser - All Rights Reserved
+//
+//  This file is part of the Blaze library. You can redistribute it and/or modify it under
+//  the terms of the New (Revised) BSD License. Redistribution and use in source and binary
+//  forms, with or without modification, are permitted provided that the following conditions
+//  are met:
+//
+//  1. Redistributions of source code must retain the above copyright notice, this list of
+//     conditions and the following disclaimer.
+//  2. Redistributions in binary form must reproduce the above copyright notice, this list
+//     of conditions and the following disclaimer in the documentation and/or other materials
+//     provided with the distribution.
+//  3. Neither the names of the Blaze development group nor the names of its contributors
+//     may be used to endorse or promote products derived from this software without specific
+//     prior written permission.
+//
+//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
+//  EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+//  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+//  SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+//  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+//  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+//  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+//  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+//  ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+//  DAMAGE.
+*/
+//=================================================================================================
+
+#ifndef _BLAZE_TENSOR_SYSTEM_VERSION_H_
+#define _BLAZE_TENSOR_SYSTEM_VERSION_H_
+
+
+//=================================================================================================
+//
+//  BLAZE TENSOR VERSION
+//
+//=================================================================================================
+
+//*************************************************************************************************
+/*!\brief Major version of the BlazeTensor library.
+// \ingroup system
+//
+// This value corresponds to the major version of the Blaze library. For instance, for BlazeTensor
+// version 0.1.0, the BLAZE_TENSOR_MAJOR_VERSION corresponds to 0.
+*/
+#define BLAZE_TENSOR_MAJOR_VERSION 0
+//*************************************************************************************************
+
+
+//*************************************************************************************************
+/*!\brief Minor version of the BlazeTensor library.
+// \ingroup system
+//
+// This value corresponds to the minor version of the Blaze library. For instance, for BlazeTensor
+// version 0.1.0, the BLAZE_TENSOR_MINOR_VERSION corresponds to 1.
+*/
+#define BLAZE_TENSOR_MINOR_VERSION 1
+//*************************************************************************************************
+
+
+//*************************************************************************************************
+/*!\brief Patch version of the BlazeTensor library.
+// \ingroup system
+//
+// This value corresponds to the patch version of the BlazeTensor library. For instance, for BlazeTensor
+// version 0.1.0, the BLAZE_TENSOR_PATCH_VERSION corresponds to 0.
+*/
+#define BLAZE_TENSOR_PATCH_VERSION 0
+//*************************************************************************************************
+
+#endif

cmake/BlazeTensorConfig.cmake

@@ -8,4 +8,5 @@
 # The module defines BlazeTensor::BlazeTensor IMPORTED target
 
 include("${CMAKE_CURRENT_LIST_DIR}/BlazeTensorTargets.cmake")
-message(STATUS "Found BlazeTensor")
+include("${CMAKE_CURRENT_LIST_DIR}/BlazeTensorVersionConfig.cmake")
+message(STATUS "Found BlazeTensor (V${PACKAGE_VERSION})")

cmake/BlazeTensor_GitCommit.cmake

@@ -0,0 +1,57 @@
+# =================================================================================================
+#
+#   Copyright (C) 2012-2018 Klaus Iglberger - All Rights Reserved
+#   Copyright (C) 2018 Hartmut Kaiser - All Rights Reserved
+#
+#   This file is part of the Blaze library. You can redistribute it and/or modify it under
+#   the terms of the New (Revised) BSD License. Redistribution and use in source and binary
+#   forms, with or without modification, are permitted provided that the following conditions
+#   are met:
+#
+#   1. Redistributions of source code must retain the above copyright notice, this list of
+#      conditions and the following disclaimer.
+#   2. Redistributions in binary form must reproduce the above copyright notice, this list
+#      of conditions and the following disclaimer in the documentation and/or other materials
+#      provided with the distribution.
+#   3. Neither the names of the Blaze development group nor the names of its contributors
+#      may be used to endorse or promote products derived from this software without specific
+#      prior written permission.
+#
+#   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
+#   EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+#   OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
+#   SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+#   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+#   TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+#   BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+#   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+#   ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+#   DAMAGE.
+#
+# =================================================================================================
+
+# if no git commit is set, try to get it from the source directory
+if(NOT BLAZE_TENSOR_WITH_GIT_COMMIT OR "${BLAZE_TENSOR_WITH_GIT_COMMIT}" STREQUAL "None")
+
+  find_package(Git)
+
+  if(GIT_FOUND)
+    execute_process(
+      COMMAND "${GIT_EXECUTABLE}" "log" "--pretty=%H" "-1" "${PROJECT_SOURCE_DIR}"
+      WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
+      OUTPUT_VARIABLE BLAZE_TENSOR_WITH_GIT_COMMIT ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
+  endif()
+
+endif()
+
+if(NOT BLAZE_TENSOR_WITH_GIT_COMMIT OR "${BLAZE_TENSOR_WITH_GIT_COMMIT}" STREQUAL "None")
+#  message(STATUS "GIT commit not found (set to 'unknown').")
+  set(BLAZE_TENSOR_WITH_GIT_COMMIT "unknown")
+  set(BLAZE_TENSOR_WITH_GIT_COMMIT_SHORT "unknown")
+else()
+#  message(STATUS "GIT commit is ${BLAZE_TENSOR_WITH_GIT_COMMIT}.")
+  if(NOT BLAZE_TENSOR_WITH_GIT_COMMIT_SHORT OR "${BLAZE_TENSOR_WITH_GIT_COMMIT_SHORT}" STREQUAL "None")
+    string(SUBSTRING "${BLAZE_TENSOR_WITH_GIT_COMMIT}" 0 7 BLAZE_TENSOR_WITH_GIT_COMMIT_SHORT)
+  endif()
+endif()
+