sandboxed-api/cmake/libffi/Download.cmake

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# Copyright 2020 Google LLC
#
# 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.
# Downloads and unpacks libunwind at configure time
set(workdir "${CMAKE_BINARY_DIR}/libffi-download")
configure_file("${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt.in"
"${workdir}/CMakeLists.txt")
execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
RESULT_VARIABLE error
WORKING_DIRECTORY "${workdir}")
if(error)
message(FATAL_ERROR "CMake step for ${PROJECT_NAME} failed: ${error}")
endif()
execute_process(COMMAND ${CMAKE_COMMAND} --build .
RESULT_VARIABLE error
WORKING_DIRECTORY "${workdir}")
if(error)
message(FATAL_ERROR "Build step for ${PROJECT_NAME} failed: ${error}")
endif()
set(_ffi_src "${CMAKE_BINARY_DIR}/libffi-src")
set(libffi_INCLUDE_DIR ${_ffi_src}/libffi/include)
if(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64")
list(APPEND _ffi_platform_srcs
${_ffi_src}/src/x86/asmnames.h
${_ffi_src}/src/x86/ffi.c
${_ffi_src}/src/x86/ffi64.c
${_ffi_src}/src/x86/ffiw64.c
${_ffi_src}/src/x86/internal.h
${_ffi_src}/src/x86/internal64.h
${_ffi_src}/src/x86/sysv.S
${_ffi_src}/src/x86/unix64.S
${_ffi_src}/src/x86/win64.S
)
elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64")
list(APPEND _ffi_platform_srcs
${_ffi_src}/src/powerpc/ffi.c
${_ffi_src}/src/powerpc/ffi_linux64.c
${_ffi_src}/src/powerpc/ffi_sysv.c
${_ffi_src}/src/powerpc/linux64.S
${_ffi_src}/src/powerpc/linux64_closure.S
${_ffi_src}/src/powerpc/ppc_closure.S
${_ffi_src}/src/powerpc/sysv.S
# Textual headers
${_ffi_src}/src/powerpc/ffi_powerpc.h
${_ffi_src}/src/powerpc/asm.h
)
elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "aarch64")
list(APPEND _ffi_platform_srcs
${_ffi_src}/src/aarch64/ffi.c
${_ffi_src}/src/aarch64/internal.h
${_ffi_src}/src/aarch64/sysv.S
)
endif()
add_library(ffi STATIC
${_ffi_src}/fficonfig.h
${_ffi_src}/include/ffi.h
${_ffi_src}/include/ffi_cfi.h
${_ffi_src}/include/ffi_common.h
${_ffi_src}/include/ffitarget.h
${_ffi_src}/src/closures.c
${_ffi_src}/src/debug.c
${_ffi_src}/src/java_raw_api.c
${_ffi_src}/src/prep_cif.c
${_ffi_src}/src/raw_api.c
${_ffi_src}/src/types.c
${_ffi_platform_srcs}
)
add_library(libffi::libffi ALIAS ffi)
target_include_directories(ffi PUBLIC
${_ffi_src}
${_ffi_src}/include
)
target_compile_options(ffi PRIVATE
-Wno-vla
-Wno-unused-result
)
target_link_libraries(ffi PRIVATE
sapi::base
)