Paddle/cmake/external/glog.cmake

# Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
# 
# 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.

INCLUDE(ExternalProject)

SET(GLOG_SOURCES_DIR ${CMAKE_CURRENT_SOURCE_DIR}/third_party/glog)
SET(GLOG_INSTALL_DIR ${PROJECT_BINARY_DIR}/glog)

ExternalProject_Add(
    glog
    GIT_REPOSITORY  "https://github.com/google/glog.git"
    PREFIX          ${GLOG_SOURCES_DIR}
    CMAKE_ARGS      -DCMAKE_INSTALL_PREFIX=${GLOG_INSTALL_DIR}
    CMAKE_ARGS      -DCMAKE_POSITION_INDEPENDENT_CODE=ON
    CMAKE_ARGS      -DWITH_GFLAGS=OFF
    CMAKE_ARGS      -DBUILD_TESTING=OFF
    LOG_DOWNLOAD    =ON
    UPDATE_COMMAND  ""
)

SET(GLOG_INCLUDE_DIR "${GLOG_INSTALL_DIR}/include" CACHE PATH "glog include directory." FORCE)
INCLUDE_DIRECTORIES(${GLOG_INCLUDE_DIR})

IF(WIN32)
    SET(GLOG_LIBRARIES "${GLOG_INSTALL_DIR}/lib/libglog.lib" CACHE FILEPATH "glog library." FORCE)
ELSE(WIN32)
    SET(GLOG_LIBRARIES "${GLOG_INSTALL_DIR}/lib/libglog.a" CACHE FILEPATH "glog library." FORCE)
ENDIF(WIN32)

LIST(APPEND external_project_dependencies glog)