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# Copyright (c) 2019 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

cmake_minimum_required(VERSION 3.10)
project(libmemif)

list(APPEND MODULE_PATH
  ${CMAKE_MODULE_PATH}
  ${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules
)

string(REPLACE ";" "|" MODULE_PATH "${MODULE_PATH}")

include(ExternalProject)

ExternalProject_Add(libmemif
  GIT_REPOSITORY https://github.com/FDio/vpp.git
  GIT_TAG v21.06
  GIT_SHALLOW TRUE
  PREFIX ${CMAKE_CURRENT_BINARY_DIR}/libmemif
  PATCH_COMMAND bash -c "cp ${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists1.patch ./extras/libmemif/CMakeLists.txt && cp ${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists2.patch ./extras/libmemif/src/CMakeLists.txt"
  # Use the alternate list separator
  # (https://cmake.org/cmake/help/latest/manual/cmake-language.7.html#lists)
  LIST_SEPARATOR |
  CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_MODULE_PATH=${MODULE_PATH}
  SOURCE_SUBDIR ./extras/libmemif
  BUILD_COMMAND ${CMAKE_COMMAND} --build . -- package
)

if(CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
    include(Packager)
    make_packages()
endif()