add CMake support

CMakeLists.txt

@@ -0,0 +1,55 @@
+###
+# Set minimum version of CMake. Since command 'project' use
+# VERSION sub-option we need at least 3.0.
+# Note: If you use 2.6 or 2.4, God kills a kitten. Seriously.
+cmake_minimum_required(VERSION 3.2 FATAL_ERROR)
+
+####
+# Set variables:
+#   * PROJECT_NAME
+#   * PROJECT_VERSION
+project(dlpack VERSION 0.0.0 LANGUAGES C CXX)
+
+#####
+# Change the default build type from Debug to Release, while still
+# supporting overriding the build type.
+#
+# The CACHE STRING logic here and elsewhere is needed to force CMake
+# to pay attention to the value of these variables.
+if(NOT CMAKE_BUILD_TYPE)
+    message(STATUS "No build type specified; defaulting to CMAKE_BUILD_TYPE=Release.")
+    set(CMAKE_BUILD_TYPE Release CACHE STRING
+        "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
+        FORCE)
+else(NOT CMAKE_BUILD_TYPE)
+    if(CMAKE_BUILD_TYPE STREQUAL "Debug")
+        message("==========================================================================================")
+        message(STATUS "Build type: Debug. Performance will be terrible!")
+        message(STATUS "Add -DCMAKE_BUILD_TYPE=Release to the CMake command line to get an optimized build.")
+        message("==========================================================================================")
+    endif(CMAKE_BUILD_TYPE STREQUAL "Debug")
+endif(NOT CMAKE_BUILD_TYPE)
+
+####
+# Setup the compiler options
+
+# set c++ standard to c++11.
+# Note: not working on CMake 2.8. We assume that user has
+#       a compiler with C++11 support.
+
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+message(STATUS "C++11 support has been enabled by default.")
+
+option(BUILD_DOCS "Set to ON to build documentation" OFF)
+
+if(BUILD_DOCS)
+    add_subdirectory(docs)
+endif(BUILD_DOCS)
+
+set(DLPACK_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/include)
+
+include_directories(${DLPACK_INCLUDE_DIR})
+add_executable(mock ${CMAKE_SOURCE_DIR}/src/mock.cc)
+
+

docs/CMakeLists.txt

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+find_package(Doxygen QUIET)
+if(NOT DOXYGEN_FOUND)
+    message(FATAL_ERROR "Doxygen is needed to build the documentation.")
+endif()
+
+# TODO: add config file
+set(doxyfile_in ${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile.in)
+set(doxyfile    ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)
+
+configure_file(${doxyfile_in} ${doxyfile} @ONLY)
+
+add_custom_target(docs
+    COMMAND ${DOXYGEN_EXECUTABLE} ${doxyfile}
+    WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+    COMMENT "Generating API documentation with Doxygen"
+    VERBATIM)
+
+install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/html DESTINATION share/${PROJECT_NAME}/docs)

docs/Doxyfile.in

@@ -0,0 +1,14 @@
+PROJECT_NAME           = @PROJECT_NAME@
+PROJECT_NUMBER         = @PROJECT_VERSION@
+PROJECT_BRIEF          = "RFC for common tensor and operator guideline in deep learning system"
+STRIP_FROM_PATH        = @PROJECT_SOURCE_DIR@ \
+                         @PROJECT_BINARY_DIR@
+OUTPUT_LANGUAGE        = English
+FILE_PATTERNS          = *.h *.md
+RECURSIVE              = YES
+IMAGE_PATH             = @CMAKE_SOURCE_DIR@/docs
+USE_MDFILE_AS_MAINPAGE = @CMAKE_SOURCE_DIR@/docs/readme.md
+JAVADOC_AUTOBRIEF      = YES
+GENERATE_HTML          = YES
+GENERATE_LATEX         = NO
+OUTPUT_DIRECTORY       = @CMAKE_BINARY_DIR@/docs/doxygen