sandboxed-api/CMakeLists.txt

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# Copyright 2019 Google LLC. All Rights Reserved.
#
# 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 3.5)
option(USE_SUPERBUILD "Whether or not a superbuild should be invoked" ON)
if(USE_SUPERBUILD)
project(superbuild NONE)
include(cmake/SuperBuild.cmake)
return()
endif()
project(sandboxed_api C CXX ASM)
# SAPI-wide setting for the language level
set(SAPI_CXX_STANDARD 11)
list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
list(APPEND CMAKE_PREFIX_PATH
"${PROJECT_BINARY_DIR}/Dependencies/Build/gflags"
"${PROJECT_BINARY_DIR}/Dependencies/Build/glog"
"${PROJECT_BINARY_DIR}/Dependencies/Build/protobuf"
)
include(SapiUtil)
include(GoogleTest)
# Build Abseil directly, as recommended upstream
find_path(absl_src_dir
absl/base/port.h
HINTS ${ABSL_ROOT_DIR}
PATHS ${PROJECT_BINARY_DIR}/Dependencies/Source/absl
)
set(_sapi_saved_CMAKE_CXX_STANDARD ${CMAKE_CXX_STANDARD})
set(CMAKE_CXX_STANDARD ${SAPI_CXX_STANDARD})
add_subdirectory(${absl_src_dir}
${PROJECT_BINARY_DIR}/Dependencies/Build/absl
EXCLUDE_FROM_ALL)
if(_sapi_saved_CMAKE_CXX_STANDARD)
set(CMAKE_CXX_STANDARD "${_sapi_saved_CMAKE_CXX_STANDARD}")
endif()
# Build Googletest directly, as recommended upstream
find_path(googletest_src_dir
googletest/include/gtest/gtest.h
HINTS ${GOOGLETEST_ROOT_DIR}
PATHS ${PROJECT_BINARY_DIR}/Dependencies/Source/googletest
)
set(gtest_force_shared_crt ON CACHE BOOL "")
add_subdirectory(${googletest_src_dir}
${PROJECT_BINARY_DIR}/Dependencies/Build/googletest
EXCLUDE_FROM_ALL)
# Prefer to use static libraries
set(_sapi_saved_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
if(WIN32)
set(CMAKE_FIND_LIBRARY_SUFFIXES .lib .a ${CMAKE_FIND_LIBRARY_SUFFIXES})
else()
set(CMAKE_FIND_LIBRARY_SUFFIXES .a ${CMAKE_FIND_LIBRARY_SUFFIXES})
endif()
find_package(gflags REQUIRED)
find_package(glog REQUIRED)
find_package(Libcap REQUIRED)
find_package(Libffi REQUIRED)
find_package(ZLIB REQUIRED)
find_package(Protobuf REQUIRED)
set(CMAKE_FIND_LIBRARY_SUFFIXES ${_sapi_saved_CMAKE_FIND_LIBRARY_SUFFIXES})
# Make Bazel-like includes work
configure_file(cmake/libcap_capability.h.in
libcap/include/sys/capability.h
@ONLY)
set(libunwind_INCLUDE_DIR
${PROJECT_BINARY_DIR}/Dependencies/Source/libunwind/include)
configure_file(cmake/libunwind_ptrace.h.in
libunwind-ptrace.h
@ONLY)
# Library with basic project settings. The empty file is there to be able to
# define header-only libraries without cumbersome target_sources() hacks.
file(TOUCH ${PROJECT_BINARY_DIR}/sapi_base_force_cxx_linkage.cc)
add_library(sapi_base STATIC
${PROJECT_BINARY_DIR}/sapi_base_force_cxx_linkage.cc
)
add_library(sapi::base ALIAS sapi_base)
set_target_properties(sapi_base PROPERTIES
CXX_STANDARD ${SAPI_CXX_STANDARD}
CXX_STANDARD_REQUIRED TRUE
CXX_EXTENSIONS FALSE
SKIP_BUILD_RPATH TRUE
POSITION_INDEPENDENT_CODE TRUE
)
target_include_directories(sapi_base INTERFACE
${PROJECT_BINARY_DIR}
${PROJECT_SOURCE_DIR}
${Protobuf_INCLUDE_DIR}
# Need to reach into Abseil internal headers from a few targets.
${PROJECT_BINARY_DIR}/Dependencies/Source/absl
)
if(UNIX)
target_compile_options(sapi_base INTERFACE
-Wno-deprecated
)
endif()
add_library(sapi_test_main INTERFACE)
add_library(sapi::test_main ALIAS sapi_test_main)
target_link_libraries(sapi_test_main INTERFACE
gtest_main
gmock
sapi::base
)
# Setup tests to work like with Bazel
create_directory_symlink(${PROJECT_BINARY_DIR} com_google_sandboxed_api)
enable_testing()
add_subdirectory(cmake/libunwind)
add_subdirectory(sandboxed_api)