# -----------------------------------------------------------------------------------------------------------
# Copyright (c) 2026 Huawei Technologies Co., Ltd. All Rights Reserved.
# This program is free software, you can redistribute it and/or modify it under the terms and conditions of
# CANN Open Software License Agreement Version 2.0 (the "License").
# Please refer to the License for details. You may not use this file except in compliance with the License.
# THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
# INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
# See LICENSE in the root of the software repository for the full text of the License.
# -----------------------------------------------------------------------------------------------------------

if (HAVE_GTEST)
    return()
endif()

include(ExternalProject)

if ((${CMAKE_INSTALL_PREFIX} STREQUAL /usr/local) OR
    (${CMAKE_INSTALL_PREFIX} STREQUAL "C:/Program Files (x86)/ascend"))
    set(CMAKE_INSTALL_PREFIX ${TFADAPTER_DIR}/output CACHE STRING "path for install()" FORCE)
    message(STATUS "No install prefix selected, default to ${CMAKE_INSTALL_PREFIX}.")
endif()

set(REQ_URL "https://gitcode.com/cann-src-third-party/googletest/releases/download/v1.14.0/googletest-1.14.0.tar.gz")

set (gtest_CXXFLAGS "-D_GLIBCXX_USE_CXX11_ABI=0 -D_FORTIFY_SOURCE=2 -O2 -fstack-protector-all -Wl,-z,relro,-z,now,-z,noexecstack")
set (gtest_CFLAGS "-D_GLIBCXX_USE_CXX11_ABI=0 -D_FORTIFY_SOURCE=2 -O2 -fstack-protector-all -Wl,-z,relro,-z,now,-z,noexecstack")
ExternalProject_Add(gtest_build
                    URL ${REQ_URL}
                    TLS_VERIFY OFF
                    CONFIGURE_COMMAND ${CMAKE_COMMAND}
                        -DCMAKE_CXX_FLAGS=${gtest_CXXFLAGS}
                        -DCMAKE_INSTALL_PREFIX=${CMAKE_INSTALL_PREFIX}/gtest
                        -DBUILD_TESTING=OFF
                        -DCMAKE_POSITION_INDEPENDENT_CODE=ON
                        -DBUILD_SHARED_LIBS=ON
                        -DCMAKE_MACOSX_RPATH=TRUE
                        -Dgtest_disable_pthreads=ON
                        -DCMAKE_INSTALL_LIBDIR=lib64
                        <SOURCE_DIR>
                    BUILD_COMMAND $(MAKE)
                    INSTALL_COMMAND $(MAKE) install
                    EXCLUDE_FROM_ALL TRUE
)

set(GTEST_PKG_DIR ${CMAKE_INSTALL_PREFIX}/gtest)

file(MAKE_DIRECTORY ${GTEST_PKG_DIR}/include)

add_library(gtest SHARED IMPORTED)

set_target_properties(gtest PROPERTIES
    IMPORTED_LOCATION ${GTEST_PKG_DIR}/lib64/libgtest.so
)

add_library(gtest_main SHARED IMPORTED)

set_target_properties(gtest_main PROPERTIES
    IMPORTED_LOCATION ${GTEST_PKG_DIR}/lib64/libgtest_main.so
)

target_include_directories(gtest INTERFACE ${GTEST_PKG_DIR}/include)
target_include_directories(gtest_main INTERFACE ${GTEST_PKG_DIR}/include)

add_dependencies(gtest gtest_build)

set(HAVE_GTEST TRUE)