117 lines
3.1 KiB
CMake
117 lines
3.1 KiB
CMake
# Copyright 2019 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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function(check_target target)
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if(NOT TARGET ${target})
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message(FATAL_ERROR " SAPI: compiling Sandboxed API requires a ${target}
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CMake target in your project")
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endif()
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endfunction()
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# Use static libraries
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set(_sapi_saved_CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
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if (SAPI_ENABLE_SHARED_LIBS)
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set(SAPI_LIB_TYPE SHARED)
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set(CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_SHARED_LIBRARY_SUFFIX})
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set(BUILD_SHARED_LIBS ON CACHE BOOL "" FORCE)
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# Imply linking with system-wide libs
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set(SAPI_DOWNLOAD_LIBCAP OFF CACHE BOOL "" FORCE)
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set(SAPI_DOWNLOAD_LIBFFI OFF CACHE BOOL "" FORCE)
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set(SAPI_DOWNLOAD_PROTOBUF OFF CACHE BOOL "" FORCE)
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set(SAPI_DOWNLOAD_ZLIB OFF CACHE BOOL "" FORCE)
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add_compile_definitions(SAPI_LIB_IS_SHARED=1)
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else()
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set(SAPI_LIB_TYPE STATIC)
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set(CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_STATIC_LIBRARY_SUFFIX})
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endif()
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if(SAPI_ENABLE_TESTS)
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if(SAPI_DOWNLOAD_GOOGLETEST)
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include(cmake/googletest.cmake)
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endif()
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check_target(gtest)
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check_target(gtest_main)
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check_target(gmock)
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if(SAPI_DOWNLOAD_BENCHMARK)
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include(cmake/benchmark.cmake)
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endif()
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check_target(benchmark)
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endif()
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if(SAPI_DOWNLOAD_ABSL)
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include(cmake/abseil-cpp.cmake)
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endif()
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check_target(absl::core_headers)
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if(SAPI_DOWNLOAD_LIBCAP)
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include(cmake/libcap.cmake)
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check_target(libcap::libcap)
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else()
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find_package(Libcap REQUIRED)
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endif()
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if(SAPI_DOWNLOAD_LIBFFI)
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include(cmake/libffi.cmake)
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check_target(libffi::libffi)
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else()
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find_package(Libffi REQUIRED)
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endif()
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if(SAPI_DOWNLOAD_LIBUNWIND)
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include(cmake/libunwind.cmake)
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endif()
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check_target(unwind_ptrace_wrapped)
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if(SAPI_DOWNLOAD_GFLAGS)
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include(cmake/gflags.cmake)
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endif()
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check_target(gflags)
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if(SAPI_DOWNLOAD_GLOG)
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include(cmake/glog.cmake)
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endif()
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check_target(glog::glog)
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add_dependencies(glog gflags::gflags)
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if(SAPI_DOWNLOAD_PROTOBUF)
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include(cmake/protobuf.cmake)
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check_target(protobuf::libprotobuf)
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check_target(protobuf::protoc)
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else()
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find_package(Protobuf REQUIRED)
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endif()
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if(SAPI_ENABLE_EXAMPLES)
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if(SAPI_DOWNLOAD_ZLIB)
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include(cmake/zlib.cmake)
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check_target(ZLIB::ZLIB)
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else()
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find_package(ZLIB REQUIRED)
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endif()
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endif()
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find_package(Threads REQUIRED)
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if(NOT SAPI_ENABLE_GENERATOR)
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# Find Python 3 and add its location to the cache so that its available in
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# the add_sapi_library() macro in embedding projects.
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find_package(Python3 COMPONENTS Interpreter REQUIRED)
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set(SAPI_PYTHON3_EXECUTABLE "${Python3_EXECUTABLE}" CACHE INTERNAL "" FORCE)
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endif()
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# Undo global change
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set(CMAKE_FIND_LIBRARY_SUFFIXES ${_sapi_saved_CMAKE_FIND_LIBRARY_SUFFIXES})
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