get_tbb.cmake

## Copyright 2021 Intel Corporation
## SPDX-License-Identifier: Apache-2.0

set(TBB_VERSION 2021.11.0)

set(SUBPROJECT_NAME oneapi-tbb-${TBB_VERSION})

if (APPLE)
  set(TBB_SUFFIX mac.tgz)
elseif(WIN32)
  set(TBB_SUFFIX win.zip)
else()
  set(TBB_SUFFIX lin.tgz)
endif()

set(TBB_URL "https://github.com/oneapi-src/oneTBB/releases/download/v${TBB_VERSION}/${SUBPROJECT_NAME}-${TBB_SUFFIX}")

ExternalProject_Add(tbb
  PREFIX ${SUBPROJECT_NAME}
  STAMP_DIR ${SUBPROJECT_NAME}/stamp
  SOURCE_DIR ${SUBPROJECT_NAME}/unpacked
  BINARY_DIR ""
  URL ${TBB_URL}
  CONFIGURE_COMMAND ""
  BUILD_COMMAND ""
  INSTALL_COMMAND ${CMAKE_COMMAND} -E copy_directory <SOURCE_DIR>/lib ${INSTALL_DIR_ABSOLUTE}/lib
  BUILD_ALWAYS OFF
)

set(TBB_PATH "${CMAKE_BINARY_DIR}/${SUBPROJECT_NAME}/unpacked")