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swift-mirror/cmake/modules/AddSwift.cmake

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CMake
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include(macCatalystUtils)
include(SwiftList)
include(SwiftXcodeSupport)
include(SwiftWindowsSupport)
include(SwiftAndroidSupport)
# SWIFTLIB_DIR is the directory in the build tree where Swift resource files
# should be placed. Note that $CMAKE_CFG_INTDIR expands to "." for
# single-configuration builds.
set(SWIFTLIB_DIR
"${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib/swift")
set(SWIFTSTATICLIB_DIR
"${CMAKE_BINARY_DIR}/${CMAKE_CFG_INTDIR}/lib/swift_static")
function(add_dependencies_multiple_targets)
cmake_parse_arguments(
ADMT # prefix
"" # options
"" # single-value args
"TARGETS;DEPENDS" # multi-value args
${ARGN})
precondition(ADMT_UNPARSED_ARGUMENTS NEGATE MESSAGE "unrecognized arguments: ${ADMT_UNPARSED_ARGUMENTS}")
if(NOT "${ADMT_DEPENDS}" STREQUAL "")
foreach(target ${ADMT_TARGETS})
add_dependencies("${target}" ${ADMT_DEPENDS})
endforeach()
endif()
endfunction()
function(_compute_lto_flag option out_var)
string(TOLOWER "${option}" lowercase_option)
if (lowercase_option STREQUAL "full")
set(${out_var} "-flto=full" PARENT_SCOPE)
elseif (lowercase_option STREQUAL "thin")
set(${out_var} "-flto=thin" PARENT_SCOPE)
endif()
endfunction()
function(_set_target_prefix_and_suffix target kind sdk)
precondition(target MESSAGE "target is required")
precondition(kind MESSAGE "kind is required")
precondition(sdk MESSAGE "sdk is required")
if(${sdk} STREQUAL ANDROID)
if(${kind} STREQUAL STATIC)
set_target_properties(${target} PROPERTIES PREFIX "lib" SUFFIX ".a")
elseif(${kind} STREQUAL SHARED)
set_target_properties(${target} PROPERTIES PREFIX "lib" SUFFIX ".so")
endif()
elseif(${sdk} STREQUAL WINDOWS)
if(${kind} STREQUAL STATIC)
set_target_properties(${target} PROPERTIES PREFIX "" SUFFIX ".lib")
elseif(${kind} STREQUAL SHARED)
set_target_properties(${target} PROPERTIES PREFIX "" SUFFIX ".dll")
endif()
endif()
endfunction()
function(is_darwin_based_sdk sdk_name out_var)
if ("${sdk_name}" STREQUAL "OSX" OR
"${sdk_name}" STREQUAL "IOS" OR
"${sdk_name}" STREQUAL "IOS_SIMULATOR" OR
"${sdk_name}" STREQUAL "TVOS" OR
"${sdk_name}" STREQUAL "TVOS_SIMULATOR" OR
"${sdk_name}" STREQUAL "WATCHOS" OR
"${sdk_name}" STREQUAL "WATCHOS_SIMULATOR")
set(${out_var} TRUE PARENT_SCOPE)
else()
set(${out_var} FALSE PARENT_SCOPE)
endif()
endfunction()
# Usage:
# _add_variant_c_compile_link_flags(
# SDK sdk
# ARCH arch
# BUILD_TYPE build_type
# ENABLE_LTO enable_lto
# ANALYZE_CODE_COVERAGE analyze_code_coverage
# RESULT_VAR_NAME result_var_name
# DEPLOYMENT_VERSION_OSX version # If provided, overrides the default value of the OSX deployment target set by the Swift project for this compilation only.
# DEPLOYMENT_VERSION_MACCATALYST version
# DEPLOYMENT_VERSION_IOS version
# DEPLOYMENT_VERSION_TVOS version
# DEPLOYMENT_VERSION_WATCHOS version
#
# )
function(_add_variant_c_compile_link_flags)
set(oneValueArgs SDK ARCH BUILD_TYPE RESULT_VAR_NAME ENABLE_LTO ANALYZE_CODE_COVERAGE
DEPLOYMENT_VERSION_OSX DEPLOYMENT_VERSION_MACCATALYST DEPLOYMENT_VERSION_IOS DEPLOYMENT_VERSION_TVOS DEPLOYMENT_VERSION_WATCHOS
MACCATALYST_BUILD_FLAVOR
)
cmake_parse_arguments(CFLAGS
""
"${oneValueArgs}"
""
${ARGN})
get_maccatalyst_build_flavor(maccatalyst_build_flavor
"${CFLAGS_SDK}" "${CFLAGS_MACCATALYST_BUILD_FLAVOR}")
set(result ${${CFLAGS_RESULT_VAR_NAME}})
is_darwin_based_sdk("${CFLAGS_SDK}" IS_DARWIN)
if(IS_DARWIN)
# Check if there's a specific OS deployment version needed for this invocation
if("${CFLAGS_SDK}" STREQUAL "OSX")
if(DEFINED maccatalyst_build_flavor)
set(DEPLOYMENT_VERSION ${CFLAGS_DEPLOYMENT_VERSION_MACCATALYST})
else()
set(DEPLOYMENT_VERSION ${CFLAGS_DEPLOYMENT_VERSION_OSX})
endif()
elseif("${CFLAGS_SDK}" STREQUAL "IOS" OR "${CFLAGS_SDK}" STREQUAL "IOS_SIMULATOR")
set(DEPLOYMENT_VERSION ${CFLAGS_DEPLOYMENT_VERSION_IOS})
elseif("${CFLAGS_SDK}" STREQUAL "TVOS" OR "${CFLAGS_SDK}" STREQUAL "TVOS_SIMULATOR")
set(DEPLOYMENT_VERSION ${CFLAGS_DEPLOYMENT_VERSION_TVOS})
elseif("${CFLAGS_SDK}" STREQUAL "WATCHOS" OR "${CFLAGS_SDK}" STREQUAL "WATCHOS_SIMULATOR")
set(DEPLOYMENT_VERSION ${CFLAGS_DEPLOYMENT_VERSION_WATCHOS})
endif()
if("${DEPLOYMENT_VERSION}" STREQUAL "")
set(DEPLOYMENT_VERSION "${SWIFT_SDK_${CFLAGS_SDK}_DEPLOYMENT_VERSION}")
endif()
endif()
# MSVC, clang-cl, gcc don't understand -target.
if(CMAKE_C_COMPILER_ID MATCHES "^Clang|AppleClang$" AND
NOT SWIFT_COMPILER_IS_MSVC_LIKE)
get_target_triple(target target_variant "${CFLAGS_SDK}" "${CFLAGS_ARCH}"
MACCATALYST_BUILD_FLAVOR "${maccatalyst_build_flavor}"
DEPLOYMENT_VERSION "${DEPLOYMENT_VERSION}")
list(APPEND result "-target" "${target}")
if(target_variant)
list(APPEND result "-target-variant" "${target_variant}")
endif()
endif()
set(_sysroot "${SWIFT_SDK_${CFLAGS_SDK}_ARCH_${CFLAGS_ARCH}_PATH}")
if(IS_DARWIN)
list(APPEND result "-isysroot" "${_sysroot}")
elseif(NOT SWIFT_COMPILER_IS_MSVC_LIKE AND NOT "${_sysroot}" STREQUAL "/")
list(APPEND result "--sysroot=${_sysroot}")
endif()
if("${CFLAGS_SDK}" STREQUAL "ANDROID")
# lld can handle targeting the android build. However, if lld is not
# enabled, then fallback to the linker included in the android NDK.
if(NOT SWIFT_ENABLE_LLD_LINKER)
swift_android_tools_path(${CFLAGS_ARCH} tools_path)
list(APPEND result "-B" "${tools_path}")
endif()
endif()
if(IS_DARWIN)
# We collate -F with the framework path to avoid unwanted deduplication
# of options by target_compile_options -- this way no undesired
# side effects are introduced should a new search path be added.
list(APPEND result
"-arch" "${CFLAGS_ARCH}"
"-F${SWIFT_SDK_${CFLAGS_SDK}_PATH}/../../../Developer/Library/Frameworks")
set(add_explicit_version TRUE)
# iOS-like and zippered libraries get their deployment version from the
# target triple
if(maccatalyst_build_flavor STREQUAL "ios-like" OR
maccatalyst_build_flavor STREQUAL "zippered")
set(add_explicit_version FALSE)
endif()
if(add_explicit_version)
list(APPEND result
"-m${SWIFT_SDK_${CFLAGS_SDK}_VERSION_MIN_NAME}-version-min=${DEPLOYMENT_VERSION}")
endif()
endif()
if(CFLAGS_ANALYZE_CODE_COVERAGE)
list(APPEND result "-fprofile-instr-generate"
"-fcoverage-mapping")
endif()
_compute_lto_flag("${CFLAGS_ENABLE_LTO}" _lto_flag_out)
if (_lto_flag_out)
list(APPEND result "${_lto_flag_out}")
endif()
set("${CFLAGS_RESULT_VAR_NAME}" "${result}" PARENT_SCOPE)
endfunction()
function(_add_variant_c_compile_flags)
set(oneValueArgs SDK ARCH BUILD_TYPE ENABLE_ASSERTIONS ANALYZE_CODE_COVERAGE
DEPLOYMENT_VERSION_OSX DEPLOYMENT_VERSION_MACCATALYST DEPLOYMENT_VERSION_IOS DEPLOYMENT_VERSION_TVOS DEPLOYMENT_VERSION_WATCHOS
RESULT_VAR_NAME ENABLE_LTO
MACCATALYST_BUILD_FLAVOR)
cmake_parse_arguments(CFLAGS
""
"${oneValueArgs}"
""
${ARGN})
set(result ${${CFLAGS_RESULT_VAR_NAME}})
_add_variant_c_compile_link_flags(
SDK "${CFLAGS_SDK}"
ARCH "${CFLAGS_ARCH}"
BUILD_TYPE "${CFLAGS_BUILD_TYPE}"
ENABLE_ASSERTIONS "${CFLAGS_ENABLE_ASSERTIONS}"
ENABLE_LTO "${CFLAGS_ENABLE_LTO}"
ANALYZE_CODE_COVERAGE FALSE
DEPLOYMENT_VERSION_OSX "${CFLAGS_DEPLOYMENT_VERSION_OSX}"
DEPLOYMENT_VERSION_MACCATALYST "${CFLAGS_DEPLOYMENT_VERSION_MACCATALYST}"
DEPLOYMENT_VERSION_IOS "${CFLAGS_DEPLOYMENT_VERSION_IOS}"
DEPLOYMENT_VERSION_TVOS "${CFLAGS_DEPLOYMENT_VERSION_TVOS}"
DEPLOYMENT_VERSION_WATCHOS "${CFLAGS_DEPLOYMENT_VERSION_WATCHOS}"
RESULT_VAR_NAME result
MACCATALYST_BUILD_FLAVOR "${CFLAGS_MACCATALYST_BUILD_FLAVOR}")
is_build_type_optimized("${CFLAGS_BUILD_TYPE}" optimized)
if(optimized)
list(APPEND result "-O2")
# Omit leaf frame pointers on x86 production builds (optimized, no debug
# info, and no asserts).
is_build_type_with_debuginfo("${CFLAGS_BUILD_TYPE}" debug)
if(NOT debug AND NOT CFLAGS_ENABLE_ASSERTIONS)
if("${CFLAGS_ARCH}" STREQUAL "i386" OR "${CFLAGS_ARCH}" STREQUAL "i686")
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
list(APPEND result "-momit-leaf-frame-pointer")
else()
list(APPEND result "/Oy")
endif()
endif()
endif()
else()
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
list(APPEND result "-O0")
else()
list(APPEND result "/Od")
endif()
endif()
# CMake automatically adds the flags for debug info if we use MSVC/clang-cl.
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
is_build_type_with_debuginfo("${CFLAGS_BUILD_TYPE}" debuginfo)
if(debuginfo)
_compute_lto_flag("${CFLAGS_ENABLE_LTO}" _lto_flag_out)
if(_lto_flag_out)
list(APPEND result "-gline-tables-only")
else()
list(APPEND result "-g")
endif()
else()
list(APPEND result "-g0")
endif()
endif()
if("${CFLAGS_SDK}" STREQUAL "WINDOWS")
# MSVC/clang-cl don't support -fno-pic or -fms-compatibility-version.
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
list(APPEND result -fno-pic)
list(APPEND result "-fms-compatibility-version=1900")
endif()
list(APPEND result "-DLLVM_ON_WIN32")
list(APPEND result "-D_CRT_SECURE_NO_WARNINGS")
list(APPEND result "-D_CRT_NONSTDC_NO_WARNINGS")
if(NOT "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC")
list(APPEND result "-D_CRT_USE_BUILTIN_OFFSETOF")
endif()
# TODO(compnerd) permit building for different families
list(APPEND result "-D_CRT_USE_WINAPI_FAMILY_DESKTOP_APP")
if("${CFLAGS_ARCH}" MATCHES arm)
list(APPEND result "-D_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE")
endif()
list(APPEND result "-D_MT")
# TODO(compnerd) handle /MT
list(APPEND result "-D_DLL")
# NOTE: We assume that we are using VS 2015 U2+
list(APPEND result "-D_ENABLE_ATOMIC_ALIGNMENT_FIX")
# NOTE: We use over-aligned values for the RefCount side-table
# (see revision d913eefcc93f8c80d6d1a6de4ea898a2838d8b6f)
# This is required to build with VS2017 15.8+
list(APPEND result "-D_ENABLE_EXTENDED_ALIGNED_STORAGE=1")
# msvcprt's std::function requires RTTI, but we do not want RTTI data.
# Emulate /GR-.
# TODO(compnerd) when moving up to VS 2017 15.3 and newer, we can disable
# RTTI again
if(SWIFT_COMPILER_IS_MSVC_LIKE)
list(APPEND result /GR-)
else()
list(APPEND result -frtti)
list(APPEND result -Xclang;-fno-rtti-data)
endif()
# NOTE: VS 2017 15.3 introduced this to disable the static components of
# RTTI as well. This requires a newer SDK though and we do not have
# guarantees on the SDK version currently.
list(APPEND result "-D_HAS_STATIC_RTTI=0")
# NOTE(compnerd) workaround LLVM invoking `add_definitions(-D_DEBUG)` which
# causes failures for the runtime library when cross-compiling due to
# undefined symbols from the standard library.
if(NOT CMAKE_BUILD_TYPE STREQUAL Debug)
list(APPEND result "-U_DEBUG")
endif()
endif()
if(${CFLAGS_SDK} STREQUAL ANDROID)
if(${CFLAGS_ARCH} STREQUAL x86_64)
# NOTE(compnerd) Android NDK 21 or lower will generate library calls to
# `__sync_val_compare_and_swap_16` rather than lowering to the CPU's
# `cmpxchg16b` instruction as the `cx16` feature is disabled due to a bug
# in Clang. This is being fixed in the current master Clang and will
# hopefully make it into Clang 9.0. In the mean time, workaround this in
# the build.
if(CMAKE_C_COMPILER_ID MATCHES Clang AND CMAKE_C_COMPILER_VERSION
VERSION_LESS 9.0.0)
list(APPEND result -mcx16)
endif()
endif()
endif()
if(CFLAGS_ENABLE_ASSERTIONS)
list(APPEND result "-UNDEBUG")
else()
list(APPEND result "-DNDEBUG")
endif()
if(SWIFT_ENABLE_RUNTIME_FUNCTION_COUNTERS)
list(APPEND result "-DSWIFT_ENABLE_RUNTIME_FUNCTION_COUNTERS")
endif()
if(CFLAGS_ANALYZE_CODE_COVERAGE)
list(APPEND result "-fprofile-instr-generate"
"-fcoverage-mapping")
endif()
if((CFLAGS_ARCH STREQUAL "armv7" OR CFLAGS_ARCH STREQUAL "aarch64") AND
(CFLAGS_SDK STREQUAL "LINUX" OR CFLAGS_SDK STREQUAL "ANDROID"))
list(APPEND result -funwind-tables)
endif()
if("${CFLAGS_SDK}" STREQUAL "ANDROID")
list(APPEND result -nostdinc++)
swift_android_libcxx_include_paths(CFLAGS_CXX_INCLUDES)
swift_android_include_for_arch("${CFLAGS_ARCH}" "${CFLAGS_ARCH}_INCLUDE")
foreach(path IN LISTS CFLAGS_CXX_INCLUDES ${CFLAGS_ARCH}_INCLUDE)
list(APPEND result "SHELL:${CMAKE_INCLUDE_SYSTEM_FLAG_C}${path}")
endforeach()
list(APPEND result "-D__ANDROID_API__=${SWIFT_ANDROID_API_LEVEL}")
endif()
if("${CFLAGS_SDK}" STREQUAL "LINUX")
if(${CFLAGS_ARCH} STREQUAL x86_64)
# this is the minimum architecture that supports 16 byte CAS, which is necessary to avoid a dependency to libatomic
list(APPEND result "-march=core2")
endif()
endif()
set("${CFLAGS_RESULT_VAR_NAME}" "${result}" PARENT_SCOPE)
endfunction()
function(_add_variant_swift_compile_flags
sdk arch build_type enable_assertions result_var_name)
set(result ${${result_var_name}})
cmake_parse_arguments(
VARIANT # prefix
"" # options
"MACCATALYST_BUILD_FLAVOR" # single-value args
"" # multi-value args
${ARGN})
# On Windows, we don't set SWIFT_SDK_WINDOWS_PATH_ARCH_{ARCH}_PATH, so don't include it.
# On Android the sdk is split to two different paths for includes and libs, so these
# need to be set manually.
if (NOT "${sdk}" STREQUAL "WINDOWS" AND NOT "${sdk}" STREQUAL "ANDROID")
list(APPEND result "-sdk" "${SWIFT_SDK_${sdk}_ARCH_${arch}_PATH}")
endif()
is_darwin_based_sdk("${sdk}" IS_DARWIN)
if(IS_DARWIN)
set(sdk_deployment_version "${SWIFT_SDK_${sdk}_DEPLOYMENT_VERSION}")
get_target_triple(target target_variant "${sdk}" "${arch}"
MACCATALYST_BUILD_FLAVOR "${VARIANT_MACCATALYST_BUILD_FLAVOR}"
DEPLOYMENT_VERSION "${sdk_deployment_version}")
list(APPEND result "-target" "${target}")
if(target_variant)
list(APPEND result "-target-variant" "${target_variant}")
endif()
else()
list(APPEND result
"-target" "${SWIFT_SDK_${sdk}_ARCH_${arch}_TRIPLE}")
endif()
if("${sdk}" STREQUAL "ANDROID")
swift_android_include_for_arch(${arch} ${arch}_swift_include)
foreach(path IN LISTS ${arch}_swift_include)
list(APPEND result "\"${CMAKE_INCLUDE_FLAG_C}${path}\"")
endforeach()
endif()
if(NOT BUILD_STANDALONE)
list(APPEND result "-resource-dir" "${SWIFTLIB_DIR}")
endif()
if(IS_DARWIN)
# We collate -F with the framework path to avoid unwanted deduplication
# of options by target_compile_options -- this way no undesired
# side effects are introduced should a new search path be added.
list(APPEND result
"-F${SWIFT_SDK_${sdk}_ARCH_${arch}_PATH}/../../../Developer/Library/Frameworks")
endif()
is_build_type_optimized("${build_type}" optimized)
if(optimized)
list(APPEND result "-O")
else()
list(APPEND result "-Onone")
endif()
is_build_type_with_debuginfo("${build_type}" debuginfo)
if(debuginfo)
list(APPEND result "-g")
endif()
if(enable_assertions)
list(APPEND result "-D" "INTERNAL_CHECKS_ENABLED")
endif()
if(SWIFT_ENABLE_RUNTIME_FUNCTION_COUNTERS)
list(APPEND result "-D" "SWIFT_ENABLE_RUNTIME_FUNCTION_COUNTERS")
endif()
if(SWIFT_ENABLE_EXPERIMENTAL_DIFFERENTIABLE_PROGRAMMING)
list(APPEND result "-D" "SWIFT_ENABLE_EXPERIMENTAL_DIFFERENTIABLE_PROGRAMMING")
endif()
set("${result_var_name}" "${result}" PARENT_SCOPE)
endfunction()
function(_add_variant_link_flags)
set(oneValueArgs SDK ARCH BUILD_TYPE ENABLE_ASSERTIONS ANALYZE_CODE_COVERAGE
DEPLOYMENT_VERSION_OSX DEPLOYMENT_VERSION_MACCATALYST DEPLOYMENT_VERSION_IOS DEPLOYMENT_VERSION_TVOS DEPLOYMENT_VERSION_WATCHOS
RESULT_VAR_NAME ENABLE_LTO LTO_OBJECT_NAME LINK_LIBRARIES_VAR_NAME LIBRARY_SEARCH_DIRECTORIES_VAR_NAME
MACCATALYST_BUILD_FLAVOR
)
cmake_parse_arguments(LFLAGS
""
"${oneValueArgs}"
""
${ARGN})
precondition(LFLAGS_SDK MESSAGE "Should specify an SDK")
precondition(LFLAGS_ARCH MESSAGE "Should specify an architecture")
set(result ${${LFLAGS_RESULT_VAR_NAME}})
set(link_libraries ${${LFLAGS_LINK_LIBRARIES_VAR_NAME}})
set(library_search_directories ${${LFLAGS_LIBRARY_SEARCH_DIRECTORIES_VAR_NAME}})
_add_variant_c_compile_link_flags(
SDK "${LFLAGS_SDK}"
ARCH "${LFLAGS_ARCH}"
BUILD_TYPE "${LFLAGS_BUILD_TYPE}"
ENABLE_ASSERTIONS "${LFLAGS_ENABLE_ASSERTIONS}"
ENABLE_LTO "${LFLAGS_ENABLE_LTO}"
ANALYZE_CODE_COVERAGE "${LFLAGS_ANALYZE_CODE_COVERAGE}"
DEPLOYMENT_VERSION_OSX "${LFLAGS_DEPLOYMENT_VERSION_OSX}"
DEPLOYMENT_VERSION_MACCATALYST "${LFLAGS_DEPLOYMENT_VERSION_MACCATALYST}"
DEPLOYMENT_VERSION_IOS "${LFLAGS_DEPLOYMENT_VERSION_IOS}"
DEPLOYMENT_VERSION_TVOS "${LFLAGS_DEPLOYMENT_VERSION_TVOS}"
DEPLOYMENT_VERSION_WATCHOS "${LFLAGS_DEPLOYMENT_VERSION_WATCHOS}"
RESULT_VAR_NAME result
MACCATALYST_BUILD_FLAVOR "${LFLAGS_MACCATALYST_BUILD_FLAVOR}")
if("${LFLAGS_SDK}" STREQUAL "LINUX")
list(APPEND link_libraries "pthread" "dl")
elseif("${LFLAGS_SDK}" STREQUAL "FREEBSD")
list(APPEND link_libraries "pthread")
elseif("${LFLAGS_SDK}" STREQUAL "CYGWIN")
# No extra libraries required.
elseif("${LFLAGS_SDK}" STREQUAL "WINDOWS")
# We don't need to add -nostdlib using MSVC or clang-cl, as MSVC and clang-cl rely on auto-linking entirely.
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
# NOTE: we do not use "/MD" or "/MDd" and select the runtime via linker
# options. This causes conflicts.
list(APPEND result "-nostdlib")
endif()
swift_windows_lib_for_arch(${LFLAGS_ARCH} ${LFLAGS_ARCH}_LIB)
list(APPEND library_search_directories ${${LFLAGS_ARCH}_LIB})
# NOTE(compnerd) workaround incorrectly extensioned import libraries from
# the Windows SDK on case sensitive file systems.
list(APPEND library_search_directories
${CMAKE_BINARY_DIR}/winsdk_lib_${LFLAGS_ARCH}_symlinks)
elseif("${LFLAGS_SDK}" STREQUAL "HAIKU")
list(APPEND link_libraries "bsd" "atomic")
list(APPEND result "-Wl,-Bsymbolic")
elseif("${LFLAGS_SDK}" STREQUAL "ANDROID")
list(APPEND link_libraries "dl" "log" "atomic")
# We need to add the math library, which is linked implicitly by libc++
list(APPEND result "-lm")
# link against the custom C++ library
swift_android_cxx_libraries_for_arch(${LFLAGS_ARCH} cxx_link_libraries)
list(APPEND link_libraries ${cxx_link_libraries})
# link against the ICU libraries
list(APPEND link_libraries
${SWIFT_ANDROID_${LFLAGS_ARCH}_ICU_I18N}
${SWIFT_ANDROID_${LFLAGS_ARCH}_ICU_UC})
swift_android_lib_for_arch(${LFLAGS_ARCH} ${LFLAGS_ARCH}_LIB)
foreach(path IN LISTS ${LFLAGS_ARCH}_LIB)
list(APPEND library_search_directories ${path})
endforeach()
else()
# If lto is enabled, we need to add the object path flag so that the LTO code
# generator leaves the intermediate object file in a place where it will not
# be touched. The reason why this must be done is that on OS X, debug info is
# left in object files. So if the object file is removed when we go to
# generate a dsym, the debug info is gone.
if (LFLAGS_ENABLE_LTO)
precondition(LFLAGS_LTO_OBJECT_NAME
MESSAGE "Should specify a unique name for the lto object")
set(lto_object_dir ${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR})
set(lto_object ${lto_object_dir}/${LFLAGS_LTO_OBJECT_NAME}-lto.o)
list(APPEND result "-Wl,-object_path_lto,${lto_object}")
endif()
endif()
if(NOT "${SWIFT_${LFLAGS_SDK}_${LFLAGS_ARCH}_ICU_UC}" STREQUAL "")
get_filename_component(SWIFT_${LFLAGS_SDK}_${LFLAGS_ARCH}_ICU_UC_LIBDIR
"${SWIFT_${LFLAGS_SDK}_${LFLAGS_ARCH}_ICU_UC}" DIRECTORY)
list(APPEND library_search_directories "${SWIFT_${LFLAGS_SDK}_${LFLAGS_ARCH}_ICU_UC_LIBDIR}")
endif()
if(NOT "${SWIFT_${LFLAGS_SDK}_${LFLAGS_ARCH}_ICU_I18N}" STREQUAL "")
get_filename_component(SWIFT_${LFLAGS_SDK}_${LFLAGS_ARCH}_ICU_I18N_LIBDIR
"${SWIFT_${LFLAGS_SDK}_${LFLAGS_ARCH}_ICU_I18N}" DIRECTORY)
list(APPEND library_search_directories "${SWIFT_${LFLAGS_SDK}_${LFLAGS_ARCH}_ICU_I18N_LIBDIR}")
endif()
if(NOT SWIFT_COMPILER_IS_MSVC_LIKE)
# FIXME: On Apple platforms, find_program needs to look for "ld64.lld"
find_program(LDLLD_PATH "ld.lld")
if((SWIFT_ENABLE_LLD_LINKER AND LDLLD_PATH AND NOT APPLE) OR
("${LFLAGS_SDK}" STREQUAL "WINDOWS" AND
NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WINDOWS"))
list(APPEND result "-fuse-ld=lld")
elseif(SWIFT_ENABLE_GOLD_LINKER AND
"${SWIFT_SDK_${LFLAGS_SDK}_OBJECT_FORMAT}" STREQUAL "ELF")
if(CMAKE_HOST_SYSTEM_NAME STREQUAL Windows)
list(APPEND result "-fuse-ld=gold.exe")
else()
list(APPEND result "-fuse-ld=gold")
endif()
endif()
endif()
# Enable dead stripping. Portions of this logic were copied from llvm's
# `add_link_opts` function (which, perhaps, should have been used here in the
# first place, but at this point it's hard to say whether that's feasible).
#
# TODO: Evaluate/enable -f{function,data}-sections --gc-sections for bfd,
# gold, and lld.
if(NOT CMAKE_BUILD_TYPE STREQUAL Debug)
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
# See rdar://48283130: This gives 6MB+ size reductions for swift and
# SourceKitService, and much larger size reductions for sil-opt etc.
list(APPEND result "-Wl,-dead_strip")
endif()
endif()
get_maccatalyst_build_flavor(maccatalyst_build_flavor
"${LFLAGS_SDK}" "${LFLAGS_MACCATALYST_BUILD_FLAVOR}")
set("${LFLAGS_RESULT_VAR_NAME}" "${result}" PARENT_SCOPE)
set("${LFLAGS_LINK_LIBRARIES_VAR_NAME}" "${link_libraries}" PARENT_SCOPE)
set("${LFLAGS_LIBRARY_SEARCH_DIRECTORIES_VAR_NAME}" "${library_search_directories}" PARENT_SCOPE)
endfunction()
# Look up extra flags for a module that matches a regexp.
function(_add_extra_swift_flags_for_module module_name result_var_name)
set(result_list)
list(LENGTH SWIFT_EXPERIMENTAL_EXTRA_REGEXP_FLAGS listlen)
if (${listlen} GREATER 0)
math(EXPR listlen "${listlen}-1")
foreach(i RANGE 0 ${listlen} 2)
list(GET SWIFT_EXPERIMENTAL_EXTRA_REGEXP_FLAGS ${i} regex)
if (module_name MATCHES "${regex}")
math(EXPR ip1 "${i}+1")
list(GET SWIFT_EXPERIMENTAL_EXTRA_REGEXP_FLAGS ${ip1} flags)
list(APPEND result_list ${flags})
message(STATUS "Matched '${regex}' to module '${module_name}'. Compiling ${module_name} with special flags: ${flags}")
endif()
endforeach()
endif()
list(LENGTH SWIFT_EXPERIMENTAL_EXTRA_NEGATIVE_REGEXP_FLAGS listlen)
if (${listlen} GREATER 0)
math(EXPR listlen "${listlen}-1")
foreach(i RANGE 0 ${listlen} 2)
list(GET SWIFT_EXPERIMENTAL_EXTRA_NEGATIVE_REGEXP_FLAGS ${i} regex)
if (NOT module_name MATCHES "${regex}")
math(EXPR ip1 "${i}+1")
list(GET SWIFT_EXPERIMENTAL_EXTRA_NEGATIVE_REGEXP_FLAGS ${ip1} flags)
list(APPEND result_list ${flags})
message(STATUS "Matched NEGATIVE '${regex}' to module '${module_name}'. Compiling ${module_name} with special flags: ${flags}")
endif()
endforeach()
endif()
set("${result_var_name}" ${result_list} PARENT_SCOPE)
endfunction()
# Add a universal binary target created from the output of the given
# set of targets by running 'lipo'.
#
# Usage:
# _add_swift_lipo_target(
# sdk # The name of the SDK the target was created for.
# # Examples include "OSX", "IOS", "ANDROID", etc.
# target # The name of the target to create
# output # The file to be created by this target
# source_targets... # The source targets whose outputs will be
# # lipo'd into the output.
# )
function(_add_swift_lipo_target)
cmake_parse_arguments(
LIPO # prefix
"CODESIGN" # options
"SDK;TARGET;OUTPUT" # single-value args
"" # multi-value args
${ARGN})
precondition(LIPO_SDK MESSAGE "sdk is required")
precondition(LIPO_TARGET MESSAGE "target is required")
precondition(LIPO_OUTPUT MESSAGE "output is required")
precondition(LIPO_UNPARSED_ARGUMENTS MESSAGE "one or more inputs are required")
set(source_targets ${LIPO_UNPARSED_ARGUMENTS})
# Gather the source binaries.
set(source_binaries)
foreach(source_target ${source_targets})
list(APPEND source_binaries $<TARGET_FILE:${source_target}>)
endforeach()
if(${LIPO_SDK} IN_LIST SWIFT_APPLE_PLATFORMS)
if(LIPO_CODESIGN)
set(codesign_command COMMAND "codesign" "-f" "-s" "-" "${LIPO_OUTPUT}")
endif()
# Use lipo to create the final binary.
add_custom_command_target(unused_var
COMMAND "${SWIFT_LIPO}" "-create" "-output" "${LIPO_OUTPUT}" ${source_binaries}
${codesign_command}
CUSTOM_TARGET_NAME "${LIPO_TARGET}"
OUTPUT "${LIPO_OUTPUT}"
DEPENDS ${source_targets})
else()
# We don't know how to create fat binaries for other platforms.
add_custom_command_target(unused_var
COMMAND "${CMAKE_COMMAND}" "-E" "copy" "${source_binaries}" "${LIPO_OUTPUT}"
CUSTOM_TARGET_NAME "${LIPO_TARGET}"
OUTPUT "${LIPO_OUTPUT}"
DEPENDS ${source_targets})
endif()
endfunction()
# Add a single variant of a new Swift library.
#
# Usage:
# _add_swift_host_library_single(
# target
# name
# [SHARED]
# [STATIC]
# [SDK sdk]
# [ARCHITECTURE architecture]
# [LLVM_LINK_COMPONENTS comp1 ...]
# INSTALL_IN_COMPONENT comp
# source1 [source2 source3 ...])
#
# target
# Name of the target (e.g., swiftParse-IOS-armv7).
#
# name
# Name of the library (e.g., swiftParse).
#
# SHARED
# Build a shared library.
#
# STATIC
# Build a static library.
#
# SDK sdk
# SDK to build for.
#
# ARCHITECTURE
# Architecture to build for.
#
# LLVM_LINK_COMPONENTS
# LLVM components this library depends on.
#
# INSTALL_IN_COMPONENT comp
# The Swift installation component that this library belongs to.
#
# source1 ...
# Sources to add into this library
function(_add_swift_host_library_single target name)
set(SWIFTLIB_SINGLE_options
SHARED
STATIC)
set(SWIFTLIB_SINGLE_single_parameter_options
ARCHITECTURE
INSTALL_IN_COMPONENT
SDK)
set(SWIFTLIB_SINGLE_multiple_parameter_options
GYB_SOURCES
LLVM_LINK_COMPONENTS)
cmake_parse_arguments(SWIFTLIB_SINGLE
"${SWIFTLIB_SINGLE_options}"
"${SWIFTLIB_SINGLE_single_parameter_options}"
"${SWIFTLIB_SINGLE_multiple_parameter_options}"
${ARGN})
set(SWIFTLIB_SINGLE_SOURCES ${SWIFTLIB_SINGLE_UNPARSED_ARGUMENTS})
translate_flags(SWIFTLIB_SINGLE "${SWIFTLIB_SINGLE_options}")
# Check arguments.
precondition(SWIFTLIB_SINGLE_SDK MESSAGE "Should specify an SDK")
precondition(SWIFTLIB_SINGLE_ARCHITECTURE MESSAGE "Should specify an architecture")
precondition(SWIFTLIB_SINGLE_INSTALL_IN_COMPONENT MESSAGE "INSTALL_IN_COMPONENT is required")
if(NOT SWIFTLIB_SINGLE_SHARED AND NOT SWIFTLIB_SINGLE_STATIC)
message(FATAL_ERROR "Either SHARED or STATIC must be specified")
endif()
# Determine the subdirectory where this library will be installed.
set(SWIFTLIB_SINGLE_SUBDIR
"${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}/${SWIFTLIB_SINGLE_ARCHITECTURE}")
# Include LLVM Bitcode slices for iOS, Watch OS, and Apple TV OS device libraries.
set(embed_bitcode_arg)
if(SWIFT_EMBED_BITCODE_SECTION)
if("${SWIFTLIB_SINGLE_SDK}" STREQUAL "IOS" OR "${SWIFTLIB_SINGLE_SDK}" STREQUAL "TVOS" OR "${SWIFTLIB_SINGLE_SDK}" STREQUAL "WATCHOS")
list(APPEND SWIFTLIB_SINGLE_C_COMPILE_FLAGS "-fembed-bitcode")
set(embed_bitcode_arg EMBED_BITCODE)
endif()
endif()
if(XCODE)
string(REGEX MATCHALL "/[^/]+" split_path ${CMAKE_CURRENT_SOURCE_DIR})
list(GET split_path -1 dir)
file(GLOB_RECURSE SWIFTLIB_SINGLE_HEADERS
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.h
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.def
${CMAKE_CURRENT_SOURCE_DIR}/*.def)
file(GLOB_RECURSE SWIFTLIB_SINGLE_TDS
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.td)
set_source_files_properties(${SWIFTLIB_SINGLE_HEADERS} ${SWIFTLIB_SINGLE_TDS}
PROPERTIES
HEADER_FILE_ONLY true)
source_group("TableGen descriptions" FILES ${SWIFTLIB_SINGLE_TDS})
set(SWIFTLIB_SINGLE_SOURCES ${SWIFTLIB_SINGLE_SOURCES} ${SWIFTLIB_SINGLE_HEADERS} ${SWIFTLIB_SINGLE_TDS})
endif()
if(SWIFTLIB_SINGLE_SHARED)
set(libkind SHARED)
elseif(SWIFTLIB_SINGLE_STATIC)
set(libkind STATIC)
endif()
if(SWIFTLIB_SINGLE_GYB_SOURCES)
handle_gyb_sources(
gyb_dependency_targets
SWIFTLIB_SINGLE_GYB_SOURCES
"${SWIFTLIB_SINGLE_ARCHITECTURE}")
set(SWIFTLIB_SINGLE_SOURCES ${SWIFTLIB_SINGLE_SOURCES}
${SWIFTLIB_SINGLE_GYB_SOURCES})
endif()
add_library("${target}" ${libkind}
${SWIFTLIB_SINGLE_SOURCES})
_set_target_prefix_and_suffix("${target}" "${libkind}" "${SWIFTLIB_SINGLE_SDK}")
if("${SWIFTLIB_SINGLE_SDK}" STREQUAL "WINDOWS")
swift_windows_include_for_arch(${SWIFTLIB_SINGLE_ARCHITECTURE} SWIFTLIB_INCLUDE)
target_include_directories("${target}" SYSTEM PRIVATE ${SWIFTLIB_INCLUDE})
set_target_properties(${target}
PROPERTIES
CXX_STANDARD 14)
endif()
if("${SWIFTLIB_SINGLE_SDK}" STREQUAL "WINDOWS" AND NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "Windows")
if("${libkind}" STREQUAL "SHARED")
# Each dll has an associated .lib (import library); since we may be
# building on a non-DLL platform (not windows), create an imported target
# for the library which created implicitly by the dll.
add_custom_command_target(${target}_IMPORT_LIBRARY
OUTPUT "${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}/${name}.lib"
DEPENDS "${target}")
add_library(${target}_IMPLIB SHARED IMPORTED GLOBAL)
set_property(TARGET "${target}_IMPLIB" PROPERTY
IMPORTED_LOCATION "${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}/${name}.lib")
add_dependencies(${target}_IMPLIB ${${target}_IMPORT_LIBRARY})
endif()
set_property(TARGET "${target}" PROPERTY NO_SONAME ON)
endif()
llvm_update_compile_flags(${target})
set_output_directory(${target}
BINARY_DIR ${SWIFT_RUNTIME_OUTPUT_INTDIR}
LIBRARY_DIR ${SWIFT_LIBRARY_OUTPUT_INTDIR})
if(SWIFTLIB_SINGLE_SDK IN_LIST SWIFT_APPLE_PLATFORMS)
set_target_properties("${target}"
PROPERTIES
INSTALL_NAME_DIR "@rpath")
elseif("${SWIFTLIB_SINGLE_SDK}" STREQUAL "LINUX")
set_target_properties("${target}"
PROPERTIES
INSTALL_RPATH "$ORIGIN:/usr/lib/swift/linux")
elseif("${SWIFTLIB_SINGLE_SDK}" STREQUAL "CYGWIN")
set_target_properties("${target}"
PROPERTIES
INSTALL_RPATH "$ORIGIN:/usr/lib/swift/cygwin")
elseif("${SWIFTLIB_SINGLE_SDK}" STREQUAL "ANDROID")
# Only set the install RPATH if cross-compiling the host tools, in which
# case both the NDK and Sysroot paths must be set.
if(NOT "${SWIFT_ANDROID_NDK_PATH}" STREQUAL "" AND
NOT "${SWIFT_ANDROID_NATIVE_SYSROOT}" STREQUAL "")
set_target_properties("${target}"
PROPERTIES
INSTALL_RPATH "$ORIGIN")
endif()
endif()
set_target_properties("${target}" PROPERTIES BUILD_WITH_INSTALL_RPATH YES)
set_target_properties("${target}" PROPERTIES FOLDER "Swift libraries")
set_target_properties(${target}
PROPERTIES
# Library name (without the variant information)
OUTPUT_NAME ${name})
# Handle linking and dependencies.
add_dependencies_multiple_targets(
TARGETS "${target}"
DEPENDS
${gyb_dependency_targets}
${LLVM_COMMON_DEPENDS})
# Call llvm_config() only for libraries that are part of the compiler.
swift_common_llvm_config("${target}" ${SWIFTLIB_SINGLE_LLVM_LINK_COMPONENTS})
# Collect compile and link flags for the static and non-static targets.
# Don't set PROPERTY COMPILE_FLAGS or LINK_FLAGS directly.
set(c_compile_flags ${SWIFTLIB_SINGLE_C_COMPILE_FLAGS})
set(link_flags)
set(library_search_subdir "${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}")
set(library_search_directories
"${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}"
"${SWIFT_NATIVE_SWIFT_TOOLS_PATH}/../lib/swift/${SWIFTLIB_SINGLE_SUBDIR}"
"${SWIFT_NATIVE_SWIFT_TOOLS_PATH}/../lib/swift/${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}")
# In certain cases when building, the environment variable SDKROOT is set to override
# where the sdk root is located in the system. If that environment variable has been
# set by the user, respect it and add the specified SDKROOT directory to the
# library_search_directories so we are able to link against those libraries
if(DEFINED ENV{SDKROOT} AND EXISTS "$ENV{SDKROOT}/usr/lib/swift")
list(APPEND library_search_directories "$ENV{SDKROOT}/usr/lib/swift")
endif()
_add_variant_c_compile_flags(
SDK "${SWIFTLIB_SINGLE_SDK}"
ARCH "${SWIFTLIB_SINGLE_ARCHITECTURE}"
BUILD_TYPE ${CMAKE_BUILD_TYPE}
ENABLE_ASSERTIONS ${LLVM_ENABLE_ASSERTIONS}
ANALYZE_CODE_COVERAGE ${SWIFT_ANALYZE_CODE_COVERAGE}
ENABLE_LTO ${SWIFT_TOOLS_ENABLE_LTO}
RESULT_VAR_NAME c_compile_flags
)
if(SWIFTLIB_SINGLE_SDK STREQUAL WINDOWS)
if(libkind STREQUAL SHARED)
list(APPEND c_compile_flags -D_WINDLL)
endif()
endif()
_add_variant_link_flags(
SDK "${SWIFTLIB_SINGLE_SDK}"
ARCH "${SWIFTLIB_SINGLE_ARCHITECTURE}"
BUILD_TYPE ${CMAKE_BUILD_TYPE}
ENABLE_ASSERTIONS ${LLVM_ENABLE_ASSERTIONS}
ANALYZE_CODE_COVERAGE ${SWIFT_ANALYZE_CODE_COVERAGE}
ENABLE_LTO ${SWIFT_TOOLS_ENABLE_LTO}
LTO_OBJECT_NAME "${target}-${SWIFTLIB_SINGLE_SDK}-${SWIFTLIB_SINGLE_ARCHITECTURE}"
RESULT_VAR_NAME link_flags
LIBRARY_SEARCH_DIRECTORIES_VAR_NAME library_search_directories
)
# Set compilation and link flags.
if(SWIFTLIB_SINGLE_SDK STREQUAL WINDOWS)
swift_windows_include_for_arch(${SWIFTLIB_SINGLE_ARCHITECTURE}
${SWIFTLIB_SINGLE_ARCHITECTURE}_INCLUDE)
target_include_directories(${target} SYSTEM PRIVATE
${${SWIFTLIB_SINGLE_ARCHITECTURE}_INCLUDE})
if(NOT ${CMAKE_C_COMPILER_ID} STREQUAL MSVC)
swift_windows_get_sdk_vfs_overlay(SWIFTLIB_SINGLE_VFS_OVERLAY)
target_compile_options(${target} PRIVATE
"SHELL:-Xclang -ivfsoverlay -Xclang ${SWIFTLIB_SINGLE_VFS_OVERLAY}")
# MSVC doesn't support -Xclang. We don't need to manually specify
# the dependent libraries as `cl` does so.
target_compile_options(${target} PRIVATE
"SHELL:-Xclang --dependent-lib=oldnames"
# TODO(compnerd) handle /MT, /MTd
"SHELL:-Xclang --dependent-lib=msvcrt$<$<CONFIG:Debug>:d>")
endif()
endif()
target_compile_options(${target} PRIVATE
${c_compile_flags})
target_link_options(${target} PRIVATE
${link_flags})
if(${SWIFTLIB_SINGLE_SDK} IN_LIST SWIFT_APPLE_PLATFORMS)
target_link_options(${target} PRIVATE
"LINKER:-compatibility_version,1")
if(SWIFT_COMPILER_VERSION)
target_link_options(${target} PRIVATE
"LINKER:-current_version,${SWIFT_COMPILER_VERSION}")
endif()
# Include LLVM Bitcode slices for iOS, Watch OS, and Apple TV OS device libraries.
if(SWIFT_EMBED_BITCODE_SECTION)
if(${SWIFTLIB_SINGLE_SDK} MATCHES "(I|TV|WATCH)OS")
# The two branches of this if statement accomplish the same end result
# We are simply accounting for the fact that on CMake < 3.16
# using a generator expression to
# specify a LINKER: argument does not work,
# since that seems not to allow the LINKER: prefix to be
# evaluated (i.e. it will be added as-is to the linker parameters)
if(CMAKE_VERSION VERSION_LESS 3.16)
target_link_options(${target} PRIVATE
"LINKER:-bitcode_bundle"
"LINKER:-lto_library,${LLVM_LIBRARY_DIR}/libLTO.dylib")
if(SWIFT_EMBED_BITCODE_SECTION_HIDE_SYMBOLS)
target_link_options(${target} PRIVATE
"LINKER:-bitcode_hide_symbols")
endif()
else()
target_link_options(${target} PRIVATE
"LINKER:-bitcode_bundle"
$<$<BOOL:SWIFT_EMBED_BITCODE_SECTION_HIDE_SYMBOLS>:"LINKER:-bitcode_hide_symbols">
"LINKER:-lto_library,${LLVM_LIBRARY_DIR}/libLTO.dylib")
endif()
endif()
endif()
endif()
target_link_libraries(${target} PRIVATE
${link_libraries})
target_link_directories(${target} PRIVATE
${library_search_directories})
# Do not add code here.
endfunction()
# Add a new Swift host library.
#
# Usage:
# add_swift_host_library(name
# [SHARED]
# [STATIC]
# [LLVM_LINK_COMPONENTS comp1 ...]
# source1 [source2 source3 ...])
#
# name
# Name of the library (e.g., swiftParse).
#
# SHARED
# Build a shared library.
#
# STATIC
# Build a static library.
#
# LLVM_LINK_COMPONENTS
# LLVM components this library depends on.
#
# source1 ...
# Sources to add into this library.
function(add_swift_host_library name)
set(options
SHARED
STATIC)
set(single_parameter_options)
set(multiple_parameter_options
LLVM_LINK_COMPONENTS)
cmake_parse_arguments(ASHL
"${options}"
"${single_parameter_options}"
"${multiple_parameter_options}"
${ARGN})
set(ASHL_SOURCES ${ASHL_UNPARSED_ARGUMENTS})
translate_flags(ASHL "${options}")
if(NOT ASHL_SHARED AND NOT ASHL_STATIC)
message(FATAL_ERROR "Either SHARED or STATIC must be specified")
endif()
_add_swift_host_library_single(
${name}
${name}
${ASHL_SHARED_keyword}
${ASHL_STATIC_keyword}
${ASHL_SOURCES}
SDK ${SWIFT_HOST_VARIANT_SDK}
ARCHITECTURE ${SWIFT_HOST_VARIANT_ARCH}
LLVM_LINK_COMPONENTS ${ASHL_LLVM_LINK_COMPONENTS}
INSTALL_IN_COMPONENT "dev"
)
add_dependencies(dev ${name})
if(NOT LLVM_INSTALL_TOOLCHAIN_ONLY)
swift_install_in_component(TARGETS ${name}
ARCHIVE DESTINATION lib${LLVM_LIBDIR_SUFFIX} COMPONENT dev
LIBRARY DESTINATION lib${LLVM_LIBDIR_SUFFIX} COMPONENT dev
RUNTIME DESTINATION bin COMPONENT dev)
endif()
swift_is_installing_component(dev is_installing)
if(NOT is_installing)
set_property(GLOBAL APPEND PROPERTY SWIFT_BUILDTREE_EXPORTS ${name})
else()
set_property(GLOBAL APPEND PROPERTY SWIFT_EXPORTS ${name})
endif()
endfunction()
# Add a single variant of a new Swift library.
#
# Usage:
# _add_swift_target_library_single(
# target
# name
# [MODULE_TARGETS]
# [SHARED]
# [STATIC]
# [SDK sdk]
# [ARCHITECTURE architecture]
# [DEPENDS dep1 ...]
# [LINK_LIBRARIES dep1 ...]
# [FRAMEWORK_DEPENDS dep1 ...]
# [FRAMEWORK_DEPENDS_WEAK dep1 ...]
# [LLVM_LINK_COMPONENTS comp1 ...]
# [C_COMPILE_FLAGS flag1...]
# [SWIFT_COMPILE_FLAGS flag1...]
# [LINK_FLAGS flag1...]
# [FILE_DEPENDS target1 ...]
# [DONT_EMBED_BITCODE]
# [IS_STDLIB]
# [IS_STDLIB_CORE]
# [IS_SDK_OVERLAY]
# INSTALL_IN_COMPONENT comp
# MACCATALYST_BUILD_FLAVOR flavor
# source1 [source2 source3 ...])
#
# target
# Name of the target (e.g., swiftParse-IOS-armv7).
#
# name
# Name of the library (e.g., swiftParse).
#
# MODULE_TARGETS
# Names of the module target (e.g., swiftParse-swiftmodule-IOS-armv7).
#
# SHARED
# Build a shared library.
#
# STATIC
# Build a static library.
#
# SDK sdk
# SDK to build for.
#
# ARCHITECTURE
# Architecture to build for.
#
# DEPENDS
# Targets that this library depends on.
#
# LINK_LIBRARIES
# Libraries this library depends on.
#
# FRAMEWORK_DEPENDS
# System frameworks this library depends on.
#
# FRAMEWORK_DEPENDS_WEAK
# System frameworks this library depends on that should be weakly-linked.
#
# LLVM_LINK_COMPONENTS
# LLVM components this library depends on.
#
# C_COMPILE_FLAGS
# Extra compile flags (C, C++, ObjC).
#
# SWIFT_COMPILE_FLAGS
# Extra compile flags (Swift).
#
# LINK_FLAGS
# Extra linker flags.
#
# FILE_DEPENDS
# Additional files this library depends on.
#
# DONT_EMBED_BITCODE
# Don't embed LLVM bitcode in this target, even if it is enabled globally.
#
# IS_STDLIB
# Install library dylib and swift module files to lib/swift.
#
# IS_STDLIB_CORE
# Compile as the standard library core.
#
# IS_SDK_OVERLAY
# Treat the library as a part of the Swift SDK overlay.
#
# INSTALL_IN_COMPONENT comp
# The Swift installation component that this library belongs to.
#
# MACCATALYST_BUILD_FLAVOR
# Possible values are 'ios-like', 'macos-like', 'zippered', 'unzippered-twin'
#
# source1 ...
# Sources to add into this library
function(_add_swift_target_library_single target name)
set(SWIFTLIB_SINGLE_options
DONT_EMBED_BITCODE
IS_SDK_OVERLAY
IS_STDLIB
IS_STDLIB_CORE
NOSWIFTRT
OBJECT_LIBRARY
SHARED
STATIC
TARGET_LIBRARY
INSTALL_WITH_SHARED)
set(SWIFTLIB_SINGLE_single_parameter_options
ARCHITECTURE
DEPLOYMENT_VERSION_IOS
DEPLOYMENT_VERSION_OSX
DEPLOYMENT_VERSION_TVOS
DEPLOYMENT_VERSION_WATCHOS
INSTALL_IN_COMPONENT
DARWIN_INSTALL_NAME_DIR
SDK
DEPLOYMENT_VERSION_MACCATALYST
MACCATALYST_BUILD_FLAVOR)
set(SWIFTLIB_SINGLE_multiple_parameter_options
C_COMPILE_FLAGS
DEPENDS
FILE_DEPENDS
FRAMEWORK_DEPENDS
FRAMEWORK_DEPENDS_WEAK
GYB_SOURCES
INCORPORATE_OBJECT_LIBRARIES
INCORPORATE_OBJECT_LIBRARIES_SHARED_ONLY
LINK_FLAGS
LINK_LIBRARIES
LLVM_LINK_COMPONENTS
PRIVATE_LINK_LIBRARIES
SWIFT_COMPILE_FLAGS
MODULE_TARGETS)
cmake_parse_arguments(SWIFTLIB_SINGLE
"${SWIFTLIB_SINGLE_options}"
"${SWIFTLIB_SINGLE_single_parameter_options}"
"${SWIFTLIB_SINGLE_multiple_parameter_options}"
${ARGN})
# Determine macCatalyst build flavor
get_maccatalyst_build_flavor(maccatalyst_build_flavor
"${SWIFTLIB_SINGLE_SDK}" "${SWIFTLIB_SINGLE_MACCATALYST_BUILD_FLAVOR}")
set(SWIFTLIB_SINGLE_SOURCES ${SWIFTLIB_SINGLE_UNPARSED_ARGUMENTS})
translate_flags(SWIFTLIB_SINGLE "${SWIFTLIB_SINGLE_options}")
# Check arguments.
precondition(SWIFTLIB_SINGLE_SDK MESSAGE "Should specify an SDK")
precondition(SWIFTLIB_SINGLE_ARCHITECTURE MESSAGE "Should specify an architecture")
precondition(SWIFTLIB_SINGLE_INSTALL_IN_COMPONENT MESSAGE "INSTALL_IN_COMPONENT is required")
if(NOT SWIFTLIB_SINGLE_SHARED AND
NOT SWIFTLIB_SINGLE_STATIC AND
NOT SWIFTLIB_SINGLE_OBJECT_LIBRARY)
message(FATAL_ERROR
"Either SHARED, STATIC, or OBJECT_LIBRARY must be specified")
endif()
# Determine the subdirectory where this library will be installed.
set(SWIFTLIB_SINGLE_SUBDIR
"${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}/${SWIFTLIB_SINGLE_ARCHITECTURE}")
# macCatalyst ios-like builds are installed in the maccatalyst/x86_64 directory
if(maccatalyst_build_flavor STREQUAL "ios-like")
set(SWIFTLIB_SINGLE_SUBDIR
"${SWIFT_SDK_MACCATALYST_LIB_SUBDIR}/${SWIFTLIB_SINGLE_ARCHITECTURE}")
endif()
# Include LLVM Bitcode slices for iOS, Watch OS, and Apple TV OS device libraries.
set(embed_bitcode_arg)
if(SWIFT_EMBED_BITCODE_SECTION AND NOT SWIFTLIB_SINGLE_DONT_EMBED_BITCODE)
if("${SWIFTLIB_SINGLE_SDK}" STREQUAL "IOS" OR "${SWIFTLIB_SINGLE_SDK}" STREQUAL "TVOS" OR "${SWIFTLIB_SINGLE_SDK}" STREQUAL "WATCHOS")
list(APPEND SWIFTLIB_SINGLE_C_COMPILE_FLAGS "-fembed-bitcode")
set(embed_bitcode_arg EMBED_BITCODE)
endif()
endif()
if(XCODE)
string(REGEX MATCHALL "/[^/]+" split_path ${CMAKE_CURRENT_SOURCE_DIR})
list(GET split_path -1 dir)
file(GLOB_RECURSE SWIFTLIB_SINGLE_HEADERS
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.h
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.def
${CMAKE_CURRENT_SOURCE_DIR}/*.def)
file(GLOB_RECURSE SWIFTLIB_SINGLE_TDS
${SWIFT_SOURCE_DIR}/include/swift${dir}/*.td)
set_source_files_properties(${SWIFTLIB_SINGLE_HEADERS} ${SWIFTLIB_SINGLE_TDS}
PROPERTIES
HEADER_FILE_ONLY true)
source_group("TableGen descriptions" FILES ${SWIFTLIB_SINGLE_TDS})
set(SWIFTLIB_SINGLE_SOURCES ${SWIFTLIB_SINGLE_SOURCES} ${SWIFTLIB_SINGLE_HEADERS} ${SWIFTLIB_SINGLE_TDS})
endif()
if(MODULE)
set(libkind MODULE)
elseif(SWIFTLIB_SINGLE_OBJECT_LIBRARY)
set(libkind OBJECT)
# If both SHARED and STATIC are specified, we add the SHARED library first.
# The STATIC library is handled further below.
elseif(SWIFTLIB_SINGLE_SHARED)
set(libkind SHARED)
elseif(SWIFTLIB_SINGLE_STATIC)
set(libkind STATIC)
else()
message(FATAL_ERROR
"Either SHARED, STATIC, or OBJECT_LIBRARY must be specified")
endif()
if(SWIFTLIB_SINGLE_GYB_SOURCES)
handle_gyb_sources(
gyb_dependency_targets
SWIFTLIB_SINGLE_GYB_SOURCES
"${SWIFTLIB_SINGLE_ARCHITECTURE}")
set(SWIFTLIB_SINGLE_SOURCES ${SWIFTLIB_SINGLE_SOURCES}
${SWIFTLIB_SINGLE_GYB_SOURCES})
endif()
# Remove the "swift" prefix from the name to determine the module name.
if(SWIFTLIB_IS_STDLIB_CORE)
set(module_name "Swift")
else()
string(REPLACE swift "" module_name "${name}")
endif()
if("${SWIFTLIB_SINGLE_SDK}" STREQUAL "WINDOWS")
if(NOT "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC")
swift_windows_get_sdk_vfs_overlay(SWIFTLIB_SINGLE_VFS_OVERLAY)
list(APPEND SWIFTLIB_SINGLE_SWIFT_COMPILE_FLAGS
-Xcc;-Xclang;-Xcc;-ivfsoverlay;-Xcc;-Xclang;-Xcc;${SWIFTLIB_SINGLE_VFS_OVERLAY})
endif()
swift_windows_include_for_arch(${SWIFTLIB_SINGLE_ARCHITECTURE} SWIFTLIB_INCLUDE)
foreach(directory ${SWIFTLIB_INCLUDE})
list(APPEND SWIFTLIB_SINGLE_SWIFT_COMPILE_FLAGS -Xcc;-isystem;-Xcc;${directory})
endforeach()
if("${SWIFTLIB_SINGLE_ARCHITECTURE}" MATCHES arm)
list(APPEND SWIFTLIB_SINGLE_SWIFT_COMPILE_FLAGS -Xcc;-D_ARM_WINAPI_PARTITION_DESKTOP_SDK_AVAILABLE)
endif()
list(APPEND SWIFTLIB_SINGLE_SWIFT_COMPILE_FLAGS
-libc;${SWIFT_STDLIB_MSVC_RUNTIME_LIBRARY})
endif()
# FIXME: don't actually depend on the libraries in SWIFTLIB_SINGLE_LINK_LIBRARIES,
# just any swiftmodule files that are associated with them.
handle_swift_sources(
swift_object_dependency_target
swift_module_dependency_target
swift_sib_dependency_target
swift_sibopt_dependency_target
swift_sibgen_dependency_target
SWIFTLIB_SINGLE_SOURCES
SWIFTLIB_SINGLE_EXTERNAL_SOURCES ${name}
DEPENDS
${gyb_dependency_targets}
${SWIFTLIB_SINGLE_DEPENDS}
${SWIFTLIB_SINGLE_FILE_DEPENDS}
${SWIFTLIB_SINGLE_LINK_LIBRARIES}
SDK ${SWIFTLIB_SINGLE_SDK}
ARCHITECTURE ${SWIFTLIB_SINGLE_ARCHITECTURE}
MODULE_NAME ${module_name}
COMPILE_FLAGS ${SWIFTLIB_SINGLE_SWIFT_COMPILE_FLAGS}
${SWIFTLIB_SINGLE_IS_STDLIB_keyword}
${SWIFTLIB_SINGLE_IS_STDLIB_CORE_keyword}
${SWIFTLIB_SINGLE_IS_SDK_OVERLAY_keyword}
${embed_bitcode_arg}
INSTALL_IN_COMPONENT "${SWIFTLIB_SINGLE_INSTALL_IN_COMPONENT}"
MACCATALYST_BUILD_FLAVOR "${SWIFTLIB_SINGLE_MACCATALYST_BUILD_FLAVOR}")
add_swift_source_group("${SWIFTLIB_SINGLE_EXTERNAL_SOURCES}")
# If there were any swift sources, then a .swiftmodule may have been created.
# If that is the case, then add a target which is an alias of the module files.
set(VARIANT_SUFFIX "-${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}-${SWIFTLIB_SINGLE_ARCHITECTURE}")
if(maccatalyst_build_flavor STREQUAL "ios-like")
set(VARIANT_SUFFIX "-${SWIFT_SDK_MACCATALYST_LIB_SUBDIR}-${SWIFTLIB_SINGLE_ARCHITECTURE}")
endif()
if(NOT "${SWIFTLIB_SINGLE_MODULE_TARGETS}" STREQUAL "" AND NOT "${swift_module_dependency_target}" STREQUAL "")
foreach(module_target ${SWIFTLIB_SINGLE_MODULE_TARGETS})
add_custom_target("${module_target}"
DEPENDS ${swift_module_dependency_target})
set_target_properties("${module_target}" PROPERTIES
FOLDER "Swift libraries/Modules")
endforeach()
endif()
# For standalone overlay builds to work
if(NOT BUILD_STANDALONE)
if (EXISTS swift_sib_dependency_target AND NOT "${swift_sib_dependency_target}" STREQUAL "")
add_dependencies(swift-stdlib${VARIANT_SUFFIX}-sib ${swift_sib_dependency_target})
endif()
if (EXISTS swift_sibopt_dependency_target AND NOT "${swift_sibopt_dependency_target}" STREQUAL "")
add_dependencies(swift-stdlib${VARIANT_SUFFIX}-sibopt ${swift_sibopt_dependency_target})
endif()
if (EXISTS swift_sibgen_dependency_target AND NOT "${swift_sibgen_dependency_target}" STREQUAL "")
add_dependencies(swift-stdlib${VARIANT_SUFFIX}-sibgen ${swift_sibgen_dependency_target})
endif()
endif()
# Only build the modules for any arch listed in the *_MODULE_ARCHITECTURES.
if(SWIFTLIB_SINGLE_SDK IN_LIST SWIFT_APPLE_PLATFORMS
AND SWIFTLIB_SINGLE_ARCHITECTURE IN_LIST SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_MODULE_ARCHITECTURES)
# Create dummy target to hook up the module target dependency.
add_custom_target("${target}"
DEPENDS
"${swift_module_dependency_target}")
return()
endif()
set(SWIFTLIB_INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS)
foreach(object_library ${SWIFTLIB_SINGLE_INCORPORATE_OBJECT_LIBRARIES})
list(APPEND SWIFTLIB_INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS
$<TARGET_OBJECTS:${object_library}${VARIANT_SUFFIX}>)
endforeach()
set(SWIFTLIB_INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS_SHARED_ONLY)
foreach(object_library ${SWIFTLIB_SINGLE_INCORPORATE_OBJECT_LIBRARIES_SHARED_ONLY})
list(APPEND SWIFTLIB_INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS_SHARED_ONLY
$<TARGET_OBJECTS:${object_library}${VARIANT_SUFFIX}>)
endforeach()
set(SWIFTLIB_SINGLE_XCODE_WORKAROUND_SOURCES)
if(XCODE AND SWIFTLIB_SINGLE_TARGET_LIBRARY)
set(SWIFTLIB_SINGLE_XCODE_WORKAROUND_SOURCES
# Note: the dummy.cpp source file provides no definitions. However,
# it forces Xcode to properly link the static library.
${SWIFT_SOURCE_DIR}/cmake/dummy.cpp)
endif()
set(INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS ${SWIFTLIB_INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS})
if(${libkind} STREQUAL "SHARED")
list(APPEND INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS
${SWIFTLIB_INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS_SHARED_ONLY})
endif()
add_library("${target}" ${libkind}
${SWIFTLIB_SINGLE_SOURCES}
${SWIFTLIB_SINGLE_EXTERNAL_SOURCES}
${INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS}
${SWIFTLIB_SINGLE_XCODE_WORKAROUND_SOURCES})
if(("${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_OBJECT_FORMAT}" STREQUAL "ELF" OR
"${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_OBJECT_FORMAT}" STREQUAL "COFF") AND
SWIFTLIB_SINGLE_TARGET_LIBRARY)
if("${libkind}" STREQUAL "SHARED" AND NOT SWIFTLIB_SINGLE_NOSWIFTRT)
# TODO(compnerd) switch to the generator expression when cmake is upgraded
# to a version which supports it.
# target_sources(${target}
# PRIVATE
# $<TARGET_OBJECTS:swiftImageRegistrationObject${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_OBJECT_FORMAT}-${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}-${SWIFTLIB_SINGLE_ARCHITECTURE}>)
if(SWIFTLIB_SINGLE_SDK STREQUAL WINDOWS)
set(extension .obj)
else()
set(extension .o)
endif()
target_sources(${target}
PRIVATE
"${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}/swiftrt${extension}")
set_source_files_properties("${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}/swiftrt${extension}"
PROPERTIES
GENERATED 1)
endif()
endif()
_set_target_prefix_and_suffix("${target}" "${libkind}" "${SWIFTLIB_SINGLE_SDK}")
if("${SWIFTLIB_SINGLE_SDK}" STREQUAL "WINDOWS")
swift_windows_include_for_arch(${SWIFTLIB_SINGLE_ARCHITECTURE} SWIFTLIB_INCLUDE)
target_include_directories("${target}" SYSTEM PRIVATE ${SWIFTLIB_INCLUDE})
set_target_properties(${target}
PROPERTIES
CXX_STANDARD 14)
endif()
if("${SWIFTLIB_SINGLE_SDK}" STREQUAL "WINDOWS" AND NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "Windows")
if("${libkind}" STREQUAL "SHARED")
# Each dll has an associated .lib (import library); since we may be
# building on a non-DLL platform (not windows), create an imported target
# for the library which created implicitly by the dll.
add_custom_command_target(${target}_IMPORT_LIBRARY
OUTPUT "${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}/${name}.lib"
DEPENDS "${target}")
add_library(${target}_IMPLIB SHARED IMPORTED GLOBAL)
set_property(TARGET "${target}_IMPLIB" PROPERTY
IMPORTED_LOCATION "${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}/${name}.lib")
add_dependencies(${target}_IMPLIB ${${target}_IMPORT_LIBRARY})
endif()
set_property(TARGET "${target}" PROPERTY NO_SONAME ON)
endif()
llvm_update_compile_flags(${target})
set_output_directory(${target}
BINARY_DIR ${SWIFT_RUNTIME_OUTPUT_INTDIR}
LIBRARY_DIR ${SWIFT_LIBRARY_OUTPUT_INTDIR})
if(MODULE)
set_target_properties("${target}" PROPERTIES
PREFIX ""
SUFFIX ${LLVM_PLUGIN_EXT})
endif()
if(SWIFTLIB_SINGLE_TARGET_LIBRARY)
# Install runtime libraries to lib/swift instead of lib. This works around
# the fact that -isysroot prevents linking to libraries in the system
# /usr/lib if Swift is installed in /usr.
set_target_properties("${target}" PROPERTIES
LIBRARY_OUTPUT_DIRECTORY ${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}
ARCHIVE_OUTPUT_DIRECTORY ${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR})
if(SWIFTLIB_SINGLE_SDK STREQUAL WINDOWS AND SWIFTLIB_SINGLE_IS_STDLIB_CORE
AND libkind STREQUAL SHARED)
add_custom_command(TARGET ${target} POST_BUILD
COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_FILE:${target}> ${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR})
endif()
foreach(config ${CMAKE_CONFIGURATION_TYPES})
string(TOUPPER ${config} config_upper)
escape_path_for_xcode("${config}" "${SWIFTLIB_DIR}" config_lib_dir)
set_target_properties(${target} PROPERTIES
LIBRARY_OUTPUT_DIRECTORY_${config_upper} ${config_lib_dir}/${SWIFTLIB_SINGLE_SUBDIR}
ARCHIVE_OUTPUT_DIRECTORY_${config_upper} ${config_lib_dir}/${SWIFTLIB_SINGLE_SUBDIR})
endforeach()
endif()
if(SWIFTLIB_SINGLE_SDK IN_LIST SWIFT_APPLE_PLATFORMS)
set(install_name_dir "@rpath")
if(SWIFTLIB_SINGLE_IS_STDLIB)
set(install_name_dir "${SWIFT_DARWIN_STDLIB_INSTALL_NAME_DIR}")
# iOS-like overlays are installed in a separate directory so that
# unzippered twins do not conflict.
if(maccatalyst_build_flavor STREQUAL "ios-like"
AND DEFINED SWIFT_DARWIN_MACCATALYST_STDLIB_INSTALL_NAME_DIR)
set(install_name_dir "${SWIFT_DARWIN_MACCATALYST_STDLIB_INSTALL_NAME_DIR}")
endif()
endif()
# Always use @rpath for XCTest
if(module_name STREQUAL "XCTest")
set(install_name_dir "@rpath")
endif()
if(SWIFTLIB_SINGLE_DARWIN_INSTALL_NAME_DIR)
set(install_name_dir "${SWIFTLIB_SINGLE_DARWIN_INSTALL_NAME_DIR}")
endif()
set_target_properties("${target}"
PROPERTIES
INSTALL_NAME_DIR "${install_name_dir}")
elseif("${SWIFTLIB_SINGLE_SDK}" STREQUAL "LINUX")
set_target_properties("${target}"
PROPERTIES
INSTALL_RPATH "$ORIGIN:/usr/lib/swift/linux")
elseif("${SWIFTLIB_SINGLE_SDK}" STREQUAL "CYGWIN")
set_target_properties("${target}"
PROPERTIES
INSTALL_RPATH "$ORIGIN:/usr/lib/swift/cygwin")
elseif("${SWIFTLIB_SINGLE_SDK}" STREQUAL "ANDROID")
# CMake generates an incorrect rule `$SONAME_FLAG $INSTALLNAME_DIR$SONAME`
# for an Android cross-build from a macOS host. Construct the proper linker
# flags manually in add_swift_target_library instead, see there with
# variable `swiftlib_link_flags_all`.
if(SWIFTLIB_SINGLE_TARGET_LIBRARY)
set_target_properties("${target}" PROPERTIES NO_SONAME TRUE)
endif()
# Only set the install RPATH if cross-compiling the host tools, in which
# case both the NDK and Sysroot paths must be set.
if(NOT "${SWIFT_ANDROID_NDK_PATH}" STREQUAL "" AND
NOT "${SWIFT_ANDROID_NATIVE_SYSROOT}" STREQUAL "")
set_target_properties("${target}"
PROPERTIES
INSTALL_RPATH "$ORIGIN")
endif()
endif()
set_target_properties("${target}" PROPERTIES BUILD_WITH_INSTALL_RPATH YES)
set_target_properties("${target}" PROPERTIES FOLDER "Swift libraries")
# Configure the static library target.
# Set compile and link flags for the non-static target.
# Do these LAST.
set(target_static)
if(SWIFTLIB_SINGLE_IS_STDLIB AND SWIFTLIB_SINGLE_STATIC)
set(target_static "${target}-static")
# We have already compiled Swift sources. Link everything into a static
# library.
add_library(${target_static} STATIC
${SWIFTLIB_SINGLE_SOURCES}
${SWIFTLIB_INCORPORATED_OBJECT_LIBRARIES_EXPRESSIONS}
${SWIFTLIB_SINGLE_XCODE_WORKAROUND_SOURCES})
set_output_directory(${target_static}
BINARY_DIR ${SWIFT_RUNTIME_OUTPUT_INTDIR}
LIBRARY_DIR ${SWIFT_LIBRARY_OUTPUT_INTDIR})
if(SWIFTLIB_INSTALL_WITH_SHARED)
set(swift_lib_dir ${SWIFTLIB_DIR})
else()
set(swift_lib_dir ${SWIFTSTATICLIB_DIR})
endif()
foreach(config ${CMAKE_CONFIGURATION_TYPES})
string(TOUPPER ${config} config_upper)
escape_path_for_xcode(
"${config}" "${swift_lib_dir}" config_lib_dir)
set_target_properties(${target_static} PROPERTIES
LIBRARY_OUTPUT_DIRECTORY_${config_upper} ${config_lib_dir}/${SWIFTLIB_SINGLE_SUBDIR}
ARCHIVE_OUTPUT_DIRECTORY_${config_upper} ${config_lib_dir}/${SWIFTLIB_SINGLE_SUBDIR})
endforeach()
set_target_properties(${target_static} PROPERTIES
LIBRARY_OUTPUT_DIRECTORY ${swift_lib_dir}/${SWIFTLIB_SINGLE_SUBDIR}
ARCHIVE_OUTPUT_DIRECTORY ${swift_lib_dir}/${SWIFTLIB_SINGLE_SUBDIR})
endif()
set_target_properties(${target}
PROPERTIES
# Library name (without the variant information)
OUTPUT_NAME ${name})
if(target_static)
set_target_properties(${target_static}
PROPERTIES
OUTPUT_NAME ${name})
endif()
# Don't build standard libraries by default. We will enable building
# standard libraries that the user requested; the rest can be built on-demand.
if(SWIFTLIB_SINGLE_TARGET_LIBRARY)
foreach(t "${target}" ${target_static})
set_target_properties(${t} PROPERTIES EXCLUDE_FROM_ALL TRUE)
endforeach()
endif()
# Handle linking and dependencies.
add_dependencies_multiple_targets(
TARGETS "${target}" ${target_static}
DEPENDS
${SWIFTLIB_SINGLE_DEPENDS}
${gyb_dependency_targets}
"${swift_object_dependency_target}"
"${swift_module_dependency_target}"
${LLVM_COMMON_DEPENDS})
if("${libkind}" STREQUAL "SHARED")
target_link_libraries("${target}" PRIVATE ${SWIFTLIB_SINGLE_LINK_LIBRARIES})
elseif("${libkind}" STREQUAL "OBJECT")
precondition_list_empty(
"${SWIFTLIB_SINGLE_LINK_LIBRARIES}"
"OBJECT_LIBRARY may not link to anything")
else()
target_link_libraries("${target}" INTERFACE ${SWIFTLIB_SINGLE_LINK_LIBRARIES})
endif()
# Don't add the icucore target.
set(SWIFTLIB_SINGLE_LINK_LIBRARIES_WITHOUT_ICU)
foreach(item ${SWIFTLIB_SINGLE_LINK_LIBRARIES})
if(NOT "${item}" STREQUAL "icucore")
list(APPEND SWIFTLIB_SINGLE_LINK_LIBRARIES_WITHOUT_ICU "${item}")
endif()
endforeach()
if(target_static)
_list_add_string_suffix(
"${SWIFTLIB_SINGLE_LINK_LIBRARIES_WITHOUT_ICU}"
"-static"
target_static_depends)
# FIXME: should this be target_link_libraries?
add_dependencies_multiple_targets(
TARGETS "${target_static}"
DEPENDS ${target_static_depends})
endif()
# Link against system frameworks.
foreach(FRAMEWORK ${SWIFTLIB_SINGLE_FRAMEWORK_DEPENDS})
foreach(t "${target}" ${target_static})
target_link_libraries("${t}" PUBLIC "-framework ${FRAMEWORK}")
endforeach()
endforeach()
foreach(FRAMEWORK ${SWIFTLIB_SINGLE_FRAMEWORK_DEPENDS_WEAK})
foreach(t "${target}" ${target_static})
target_link_libraries("${t}" PUBLIC "-weak_framework ${FRAMEWORK}")
endforeach()
endforeach()
if(NOT SWIFTLIB_SINGLE_TARGET_LIBRARY)
# Call llvm_config() only for libraries that are part of the compiler.
swift_common_llvm_config("${target}" ${SWIFTLIB_SINGLE_LLVM_LINK_COMPONENTS})
endif()
# Collect compile and link flags for the static and non-static targets.
# Don't set PROPERTY COMPILE_FLAGS or LINK_FLAGS directly.
set(c_compile_flags ${SWIFTLIB_SINGLE_C_COMPILE_FLAGS})
set(link_flags ${SWIFTLIB_SINGLE_LINK_FLAGS})
set(library_search_subdir "${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}")
set(library_search_directories
"${SWIFTLIB_DIR}/${SWIFTLIB_SINGLE_SUBDIR}"
"${SWIFT_NATIVE_SWIFT_TOOLS_PATH}/../lib/swift/${SWIFTLIB_SINGLE_SUBDIR}"
"${SWIFT_NATIVE_SWIFT_TOOLS_PATH}/../lib/swift/${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}")
# In certain cases when building, the environment variable SDKROOT is set to override
# where the sdk root is located in the system. If that environment variable has been
# set by the user, respect it and add the specified SDKROOT directory to the
# library_search_directories so we are able to link against those libraries
if(DEFINED ENV{SDKROOT} AND EXISTS "$ENV{SDKROOT}/usr/lib/swift")
list(APPEND library_search_directories "$ENV{SDKROOT}/usr/lib/swift")
endif()
# Add variant-specific flags.
if(SWIFTLIB_SINGLE_TARGET_LIBRARY)
set(build_type "${SWIFT_STDLIB_BUILD_TYPE}")
set(enable_assertions "${SWIFT_STDLIB_ASSERTIONS}")
else()
set(build_type "${CMAKE_BUILD_TYPE}")
set(enable_assertions "${LLVM_ENABLE_ASSERTIONS}")
set(analyze_code_coverage "${SWIFT_ANALYZE_CODE_COVERAGE}")
endif()
if (NOT SWIFTLIB_SINGLE_TARGET_LIBRARY)
set(lto_type "${SWIFT_TOOLS_ENABLE_LTO}")
endif()
_add_variant_c_compile_flags(
SDK "${SWIFTLIB_SINGLE_SDK}"
ARCH "${SWIFTLIB_SINGLE_ARCHITECTURE}"
BUILD_TYPE "${build_type}"
ENABLE_ASSERTIONS "${enable_assertions}"
ANALYZE_CODE_COVERAGE "${analyze_code_coverage}"
ENABLE_LTO "${lto_type}"
DEPLOYMENT_VERSION_OSX "${SWIFTLIB_DEPLOYMENT_VERSION_OSX}"
DEPLOYMENT_VERSION_MACCATALYST "${SWIFTLIB_DEPLOYMENT_VERSION_MACCATALYST}"
DEPLOYMENT_VERSION_IOS "${SWIFTLIB_DEPLOYMENT_VERSION_IOS}"
DEPLOYMENT_VERSION_TVOS "${SWIFTLIB_DEPLOYMENT_VERSION_TVOS}"
DEPLOYMENT_VERSION_WATCHOS "${SWIFTLIB_DEPLOYMENT_VERSION_WATCHOS}"
RESULT_VAR_NAME c_compile_flags
MACCATALYST_BUILD_FLAVOR "${SWIFTLIB_SINGLE_MACCATALYST_BUILD_FLAVOR}"
)
if(SWIFTLIB_IS_STDLIB)
# We don't ever want to link against the ABI-breakage checking symbols
# in the standard library, runtime, or overlays because they only rely
# on the header parts of LLVM's ADT.
list(APPEND c_compile_flags
"-DLLVM_DISABLE_ABI_BREAKING_CHECKS_ENFORCING=1")
endif()
if(SWIFTLIB_SINGLE_SDK STREQUAL WINDOWS)
if(libkind STREQUAL SHARED)
list(APPEND c_compile_flags -D_WINDLL)
endif()
endif()
_add_variant_link_flags(
SDK "${SWIFTLIB_SINGLE_SDK}"
ARCH "${SWIFTLIB_SINGLE_ARCHITECTURE}"
BUILD_TYPE "${build_type}"
ENABLE_ASSERTIONS "${enable_assertions}"
ANALYZE_CODE_COVERAGE "${analyze_code_coverage}"
ENABLE_LTO "${lto_type}"
LTO_OBJECT_NAME "${target}-${SWIFTLIB_SINGLE_SDK}-${SWIFTLIB_SINGLE_ARCHITECTURE}"
DEPLOYMENT_VERSION_OSX "${SWIFTLIB_DEPLOYMENT_VERSION_OSX}"
DEPLOYMENT_VERSION_MACCATALYST "${SWIFTLIB_DEPLOYMENT_VERSION_MACCATALYST}"
DEPLOYMENT_VERSION_IOS "${SWIFTLIB_DEPLOYMENT_VERSION_IOS}"
DEPLOYMENT_VERSION_TVOS "${SWIFTLIB_DEPLOYMENT_VERSION_TVOS}"
DEPLOYMENT_VERSION_WATCHOS "${SWIFTLIB_DEPLOYMENT_VERSION_WATCHOS}"
RESULT_VAR_NAME link_flags
LINK_LIBRARIES_VAR_NAME link_libraries
LIBRARY_SEARCH_DIRECTORIES_VAR_NAME library_search_directories
MACCATALYST_BUILD_FLAVOR "${SWIFTLIB_SINGLE_MACCATALYST_BUILD_FLAVOR}"
)
# Configure plist creation for OS X.
set(PLIST_INFO_PLIST "Info.plist" CACHE STRING "Plist name")
if("${SWIFTLIB_SINGLE_SDK}" IN_LIST SWIFT_APPLE_PLATFORMS AND SWIFTLIB_SINGLE_IS_STDLIB)
set(PLIST_INFO_NAME ${name})
set(PLIST_INFO_UTI "com.apple.dt.runtime.${name}")
set(PLIST_INFO_VERSION "${SWIFT_VERSION}")
if (SWIFT_COMPILER_VERSION)
set(PLIST_INFO_BUILD_VERSION
"${SWIFT_COMPILER_VERSION}")
endif()
set(PLIST_INFO_PLIST_OUT "${PLIST_INFO_PLIST}")
list(APPEND link_flags
"-Wl,-sectcreate,__TEXT,__info_plist,${CMAKE_CURRENT_BINARY_DIR}/${PLIST_INFO_PLIST_OUT}")
configure_file(
"${SWIFT_SOURCE_DIR}/stdlib/${PLIST_INFO_PLIST}.in"
"${PLIST_INFO_PLIST_OUT}"
@ONLY
NEWLINE_STYLE UNIX)
# If Application Extensions are enabled, pass the linker flag marking
# the dylib as safe.
if (CXX_SUPPORTS_FAPPLICATION_EXTENSION AND (NOT DISABLE_APPLICATION_EXTENSION))
list(APPEND link_flags "-Wl,-application_extension")
endif()
set(PLIST_INFO_UTI)
set(PLIST_INFO_NAME)
set(PLIST_INFO_VERSION)
set(PLIST_INFO_BUILD_VERSION)
endif()
# Set compilation and link flags.
if(SWIFTLIB_SINGLE_SDK STREQUAL WINDOWS)
swift_windows_include_for_arch(${SWIFTLIB_SINGLE_ARCHITECTURE}
${SWIFTLIB_SINGLE_ARCHITECTURE}_INCLUDE)
target_include_directories(${target} SYSTEM PRIVATE
${${SWIFTLIB_SINGLE_ARCHITECTURE}_INCLUDE})
if(NOT ${CMAKE_C_COMPILER_ID} STREQUAL MSVC)
swift_windows_get_sdk_vfs_overlay(SWIFTLIB_SINGLE_VFS_OVERLAY)
target_compile_options(${target} PRIVATE
"SHELL:-Xclang -ivfsoverlay -Xclang ${SWIFTLIB_SINGLE_VFS_OVERLAY}")
# MSVC doesn't support -Xclang. We don't need to manually specify
# the dependent libraries as `cl` does so.
target_compile_options(${target} PRIVATE
"SHELL:-Xclang --dependent-lib=oldnames"
# TODO(compnerd) handle /MT, /MTd
"SHELL:-Xclang --dependent-lib=msvcrt$<$<CONFIG:Debug>:d>")
endif()
endif()
target_include_directories(${target} SYSTEM PRIVATE
${SWIFT_${SWIFTLIB_SINGLE_SDK}_${SWIFTLIB_SINGLE_ARCHITECTURE}_ICU_UC_INCLUDE}
${SWIFT_${SWIFTLIB_SINGLE_SDK}_${SWIFTLIB_SINGLE_ARCHITECTURE}_ICU_I18N_INCLUDE})
target_compile_options(${target} PRIVATE
${c_compile_flags})
target_link_options(${target} PRIVATE
${link_flags})
if(${SWIFTLIB_SINGLE_SDK} IN_LIST SWIFT_APPLE_PLATFORMS)
target_link_options(${target} PRIVATE
"LINKER:-compatibility_version,1")
if(SWIFT_COMPILER_VERSION)
target_link_options(${target} PRIVATE
"LINKER:-current_version,${SWIFT_COMPILER_VERSION}")
endif()
# Include LLVM Bitcode slices for iOS, Watch OS, and Apple TV OS device libraries.
if(SWIFT_EMBED_BITCODE_SECTION AND NOT SWIFTLIB_SINGLE_DONT_EMBED_BITCODE)
if(${SWIFTLIB_SINGLE_SDK} MATCHES "(I|TV|WATCH)OS")
# The two branches of this if statement accomplish the same end result
# We are simply accounting for the fact that on CMake < 3.16
# using a generator expression to
# specify a LINKER: argument does not work,
# since that seems not to allow the LINKER: prefix to be
# evaluated (i.e. it will be added as-is to the linker parameters)
if(CMAKE_VERSION VERSION_LESS 3.16)
target_link_options(${target} PRIVATE
"LINKER:-bitcode_bundle"
"LINKER:-lto_library,${LLVM_LIBRARY_DIR}/libLTO.dylib")
if(SWIFT_EMBED_BITCODE_SECTION_HIDE_SYMBOLS)
target_link_options(${target} PRIVATE
"LINKER:-bitcode_hide_symbols")
endif()
else()
target_link_options(${target} PRIVATE
"LINKER:-bitcode_bundle"
$<$<BOOL:SWIFT_EMBED_BITCODE_SECTION_HIDE_SYMBOLS>:"LINKER:-bitcode_hide_symbols">
"LINKER:-lto_library,${LLVM_LIBRARY_DIR}/libLTO.dylib")
endif()
endif()
endif()
endif()
target_link_libraries(${target} PRIVATE
${link_libraries})
target_link_directories(${target} PRIVATE
${library_search_directories})
# Adjust the linked libraries for windows targets. On Windows, the link is
# performed against the import library, and the runtime uses the dll. Not
# doing so will result in incorrect symbol resolution and linkage. We created
# import library targets when the library was added. Use that to adjust the
# link libraries.
if(SWIFTLIB_SINGLE_SDK STREQUAL WINDOWS AND NOT CMAKE_SYSTEM_NAME STREQUAL Windows)
foreach(library_list LINK_LIBRARIES PRIVATE_LINK_LIBRARIES)
set(import_libraries)
foreach(library ${SWIFTLIB_SINGLE_${library_list}})
# Ensure that the library is a target. If an absolute path was given,
# then we do not have an import library associated with it. This occurs
# primarily with ICU (which will be an import library). Import
# libraries are only associated with shared libraries, so add an
# additional check for that as well.
set(import_library ${library})
if(TARGET ${library})
get_target_property(type ${library} TYPE)
if(${type} STREQUAL "SHARED_LIBRARY")
set(import_library ${library}_IMPLIB)
endif()
endif()
list(APPEND import_libraries ${import_library})
endforeach()
set(SWIFTLIB_SINGLE_${library_list} ${import_libraries})
endforeach()
endif()
if("${libkind}" STREQUAL "OBJECT")
precondition_list_empty(
"${SWIFTLIB_SINGLE_PRIVATE_LINK_LIBRARIES}"
"OBJECT_LIBRARY may not link to anything")
else()
target_link_libraries("${target}" PRIVATE
${SWIFTLIB_SINGLE_PRIVATE_LINK_LIBRARIES})
endif()
# NOTE(compnerd) use the C linker language to invoke `clang` rather than
# `clang++` as we explicitly link against the C++ runtime. We were previously
# actually passing `-nostdlib++` to avoid the C++ runtime linkage.
if("${SWIFTLIB_SINGLE_SDK}" STREQUAL "ANDROID")
set_property(TARGET "${target}" PROPERTY
LINKER_LANGUAGE "C")
else()
set_property(TARGET "${target}" PROPERTY
LINKER_LANGUAGE "CXX")
endif()
if(target_static)
target_compile_options(${target_static} PRIVATE
${c_compile_flags})
# FIXME: The fallback paths here are going to be dynamic libraries.
if(SWIFTLIB_INSTALL_WITH_SHARED)
set(search_base_dir ${SWIFTLIB_DIR})
else()
set(search_base_dir ${SWIFTSTATICLIB_DIR})
endif()
set(library_search_directories
"${search_base_dir}/${SWIFTLIB_SINGLE_SUBDIR}"
"${SWIFT_NATIVE_SWIFT_TOOLS_PATH}/../lib/swift/${SWIFTLIB_SINGLE_SUBDIR}"
"${SWIFT_NATIVE_SWIFT_TOOLS_PATH}/../lib/swift/${SWIFT_SDK_${SWIFTLIB_SINGLE_SDK}_LIB_SUBDIR}")
target_link_directories(${target_static} PRIVATE
${library_search_directories})
target_link_libraries("${target_static}" PRIVATE
${SWIFTLIB_SINGLE_PRIVATE_LINK_LIBRARIES})
endif()
# Do not add code here.
endfunction()
# Add a new Swift target library.
#
# NOTE: This has not had the swift host code debrided from it yet. That will be
# in a forthcoming commit.
#
# Usage:
# add_swift_target_library(name
# [SHARED]
# [STATIC]
# [DEPENDS dep1 ...]
# [LINK_LIBRARIES dep1 ...]
# [SWIFT_MODULE_DEPENDS dep1 ...]
# [FRAMEWORK_DEPENDS dep1 ...]
# [FRAMEWORK_DEPENDS_WEAK dep1 ...]
# [LLVM_LINK_COMPONENTS comp1 ...]
# [FILE_DEPENDS target1 ...]
# [TARGET_SDKS sdk1...]
# [C_COMPILE_FLAGS flag1...]
# [SWIFT_COMPILE_FLAGS flag1...]
# [LINK_FLAGS flag1...]
# [DONT_EMBED_BITCODE]
# [INSTALL]
# [IS_STDLIB]
# [IS_STDLIB_CORE]
# [INSTALL_WITH_SHARED]
# INSTALL_IN_COMPONENT comp
# DEPLOYMENT_VERSION_OSX version
# DEPLOYMENT_VERSION_MACCATALYST version
# DEPLOYMENT_VERSION_IOS version
# DEPLOYMENT_VERSION_TVOS version
# DEPLOYMENT_VERSION_WATCHOS version
# MACCATALYST_BUILD_FLAVOR flavor
# source1 [source2 source3 ...])
#
# name
# Name of the library (e.g., swiftParse).
#
# SHARED
# Build a shared library.
#
# STATIC
# Build a static library.
#
# DEPENDS
# Targets that this library depends on.
#
# LINK_LIBRARIES
# Libraries this library depends on.
#
# SWIFT_MODULE_DEPENDS
# Swift modules this library depends on.
#
# SWIFT_MODULE_DEPENDS_OSX
# Swift modules this library depends on when built for OS X.
#
# SWIFT_MODULE_DEPENDS_MACCATALYST
# Zippered Swift modules this library depends on when built for macCatalyst.
# For example, Foundation.
#
# SWIFT_MODULE_DEPENDS_MACCATALYST_UNZIPPERED
# Unzippered Swift modules this library depends on when built for macCatalyst.
# For example, UIKit
#
# SWIFT_MODULE_DEPENDS_IOS
# Swift modules this library depends on when built for iOS.
#
# SWIFT_MODULE_DEPENDS_TVOS
# Swift modules this library depends on when built for tvOS.
#
# SWIFT_MODULE_DEPENDS_WATCHOS
# Swift modules this library depends on when built for watchOS.
#
# SWIFT_MODULE_DEPENDS_FREEBSD
# Swift modules this library depends on when built for FreeBSD.
#
# SWIFT_MODULE_DEPENDS_LINUX
# Swift modules this library depends on when built for Linux.
#
# SWIFT_MODULE_DEPENDS_CYGWIN
# Swift modules this library depends on when built for Cygwin.
#
# SWIFT_MODULE_DEPENDS_HAIKU
# Swift modules this library depends on when built for Haiku.
#
# FRAMEWORK_DEPENDS
# System frameworks this library depends on.
#
# FRAMEWORK_DEPENDS_WEAK
# System frameworks this library depends on that should be weak-linked
#
# LLVM_LINK_COMPONENTS
# LLVM components this library depends on.
#
# FILE_DEPENDS
# Additional files this library depends on.
#
# TARGET_SDKS
# The set of SDKs in which this library is included. If empty, the library
# is included in all SDKs.
#
# C_COMPILE_FLAGS
# Extra compiler flags (C, C++, ObjC).
#
# SWIFT_COMPILE_FLAGS
# Extra compiler flags (Swift).
#
# LINK_FLAGS
# Extra linker flags.
#
# DONT_EMBED_BITCODE
# Don't embed LLVM bitcode in this target, even if it is enabled globally.
#
# IS_STDLIB
# Treat the library as a part of the Swift standard library.
#
# IS_STDLIB_CORE
# Compile as the Swift standard library core.
#
# IS_SDK_OVERLAY
# Treat the library as a part of the Swift SDK overlay.
#
# INSTALL_IN_COMPONENT comp
# The Swift installation component that this library belongs to.
#
# DEPLOYMENT_VERSION_OSX
# The minimum deployment version to build for if this is an OSX library.
#
# DEPLOYMENT_VERSION_MACCATALYST
# The minimum deployment version to build for if this is an macCatalyst library.
#
# DEPLOYMENT_VERSION_IOS
# The minimum deployment version to build for if this is an iOS library.
#
# DEPLOYMENT_VERSION_TVOS
# The minimum deployment version to build for if this is an TVOS library.
#
# DEPLOYMENT_VERSION_WATCHOS
# The minimum deployment version to build for if this is an WATCHOS library.
#
# INSTALL_WITH_SHARED
# Install a static library target alongside shared libraries
#
# MACCATALYST_BUILD_FLAVOR
# Possible values are 'ios-like', 'macos-like', 'zippered', 'unzippered-twin'
# Presence of a build flavor requires SWIFT_MODULE_DEPENDS_MACCATALYST to be
# defined and have values.
#
# source1 ...
# Sources to add into this library.
function(add_swift_target_library name)
set(SWIFTLIB_options
DONT_EMBED_BITCODE
HAS_SWIFT_CONTENT
IS_SDK_OVERLAY
IS_STDLIB
IS_STDLIB_CORE
NOSWIFTRT
OBJECT_LIBRARY
SHARED
STATIC
INSTALL_WITH_SHARED)
set(SWIFTLIB_single_parameter_options
DEPLOYMENT_VERSION_IOS
DEPLOYMENT_VERSION_OSX
DEPLOYMENT_VERSION_TVOS
DEPLOYMENT_VERSION_WATCHOS
INSTALL_IN_COMPONENT
DARWIN_INSTALL_NAME_DIR
DEPLOYMENT_VERSION_MACCATALYST
MACCATALYST_BUILD_FLAVOR)
set(SWIFTLIB_multiple_parameter_options
C_COMPILE_FLAGS
DEPENDS
FILE_DEPENDS
FRAMEWORK_DEPENDS
FRAMEWORK_DEPENDS_IOS_TVOS
FRAMEWORK_DEPENDS_OSX
FRAMEWORK_DEPENDS_WEAK
GYB_SOURCES
INCORPORATE_OBJECT_LIBRARIES
INCORPORATE_OBJECT_LIBRARIES_SHARED_ONLY
LINK_FLAGS
LINK_LIBRARIES
LLVM_LINK_COMPONENTS
PRIVATE_LINK_LIBRARIES
SWIFT_COMPILE_FLAGS
SWIFT_COMPILE_FLAGS_IOS
SWIFT_COMPILE_FLAGS_OSX
SWIFT_COMPILE_FLAGS_TVOS
SWIFT_COMPILE_FLAGS_WATCHOS
SWIFT_COMPILE_FLAGS_LINUX
SWIFT_MODULE_DEPENDS
SWIFT_MODULE_DEPENDS_CYGWIN
SWIFT_MODULE_DEPENDS_FREEBSD
SWIFT_MODULE_DEPENDS_HAIKU
SWIFT_MODULE_DEPENDS_IOS
SWIFT_MODULE_DEPENDS_LINUX
SWIFT_MODULE_DEPENDS_OSX
SWIFT_MODULE_DEPENDS_TVOS
SWIFT_MODULE_DEPENDS_WATCHOS
SWIFT_MODULE_DEPENDS_WINDOWS
SWIFT_MODULE_DEPENDS_FROM_SDK
TARGET_SDKS
SWIFT_COMPILE_FLAGS_MACCATALYST
SWIFT_MODULE_DEPENDS_MACCATALYST
SWIFT_MODULE_DEPENDS_MACCATALYST_UNZIPPERED)
cmake_parse_arguments(SWIFTLIB
"${SWIFTLIB_options}"
"${SWIFTLIB_single_parameter_options}"
"${SWIFTLIB_multiple_parameter_options}"
${ARGN})
set(SWIFTLIB_SOURCES ${SWIFTLIB_UNPARSED_ARGUMENTS})
# Ensure it's impossible to build for macCatalyst without module dependencies
if(SWIFT_ENABLE_MACCATALYST AND SWIFTLIB_MACCATALYST_BUILD_FLAVOR)
if((NOT SWIFTLIB_MACCATALYST_BUILD_FLAVOR STREQUAL "zippered") OR
SWIFTLIB_SWIFT_MODULE_DEPENDS_OSX)
precondition(SWIFTLIB_SWIFT_MODULE_DEPENDS_MACCATALYST
MESSAGE "SWIFT_MODULE_DEPENDS_MACCATALYST is required when building for macCatalyst")
endif()
endif()
# Infer arguments.
if(SWIFTLIB_IS_SDK_OVERLAY)
set(SWIFTLIB_HAS_SWIFT_CONTENT TRUE)
set(SWIFTLIB_IS_STDLIB TRUE)
endif()
# Standard library is always a target library.
if(SWIFTLIB_IS_STDLIB)
set(SWIFTLIB_HAS_SWIFT_CONTENT TRUE)
endif()
# If target SDKs are not specified, build for all known SDKs.
if("${SWIFTLIB_TARGET_SDKS}" STREQUAL "")
set(SWIFTLIB_TARGET_SDKS ${SWIFT_SDKS})
endif()
list_replace(SWIFTLIB_TARGET_SDKS ALL_APPLE_PLATFORMS "${SWIFT_APPLE_PLATFORMS}")
# All Swift code depends on the standard library, except for the standard
# library itself.
if(SWIFTLIB_HAS_SWIFT_CONTENT AND NOT SWIFTLIB_IS_STDLIB_CORE)
list(APPEND SWIFTLIB_SWIFT_MODULE_DEPENDS Core)
# swiftSwiftOnoneSupport does not depend on itself, obviously.
if(NOT ${name} STREQUAL swiftSwiftOnoneSupport)
# All Swift code depends on the SwiftOnoneSupport in non-optimized mode,
# except for the standard library itself.
is_build_type_optimized("${SWIFT_STDLIB_BUILD_TYPE}" optimized)
if(NOT optimized)
list(APPEND SWIFTLIB_SWIFT_MODULE_DEPENDS SwiftOnoneSupport)
endif()
endif()
endif()
if((NOT "${SWIFT_BUILD_STDLIB}") AND
(NOT "${SWIFTLIB_SWIFT_MODULE_DEPENDS}" STREQUAL ""))
list(REMOVE_ITEM SWIFTLIB_SWIFT_MODULE_DEPENDS Core SwiftOnoneSupport)
endif()
translate_flags(SWIFTLIB "${SWIFTLIB_options}")
precondition(SWIFTLIB_INSTALL_IN_COMPONENT MESSAGE "INSTALL_IN_COMPONENT is required")
if(NOT SWIFTLIB_SHARED AND
NOT SWIFTLIB_STATIC AND
NOT SWIFTLIB_OBJECT_LIBRARY)
message(FATAL_ERROR
"Either SHARED, STATIC, or OBJECT_LIBRARY must be specified")
endif()
# In the standard library and overlays, warn about implicit overrides
# as a reminder to consider when inherited protocols need different
# behavior for their requirements.
if (SWIFTLIB_IS_STDLIB)
list(APPEND SWIFTLIB_SWIFT_COMPILE_FLAGS "-warn-implicit-overrides")
endif()
if(NOT SWIFT_BUILD_RUNTIME_WITH_HOST_COMPILER AND NOT BUILD_STANDALONE)
list(APPEND SWIFTLIB_DEPENDS clang)
endif()
# If we are building this library for targets, loop through the various
# SDKs building the variants of this library.
list_intersect(
"${SWIFTLIB_TARGET_SDKS}" "${SWIFT_SDKS}" SWIFTLIB_TARGET_SDKS)
foreach(sdk ${SWIFTLIB_TARGET_SDKS})
if(NOT SWIFT_SDK_${sdk}_ARCHITECTURES)
# SWIFT_SDK_${sdk}_ARCHITECTURES is empty, so just continue
continue()
endif()
# Skip building library for macOS if macCatalyst support is not enabled and the
# library only builds for macOS when macCatalyst is enabled.
if(NOT SWIFT_ENABLE_MACCATALYST AND
sdk STREQUAL "OSX" AND
SWIFTLIB_MACCATALYST_BUILD_FLAVOR STREQUAL "ios-like")
message(STATUS "Skipping OSX SDK for module ${name}")
continue()
endif()
# Determine if/what macCatalyst build flavor we are
get_maccatalyst_build_flavor(maccatalyst_build_flavor
"${sdk}" "${SWIFTLIB_MACCATALYST_BUILD_FLAVOR}")
set(maccatalyst_build_flavors)
if(NOT DEFINED maccatalyst_build_flavor)
list(APPEND maccatalyst_build_flavors "none")
elseif(maccatalyst_build_flavor STREQUAL "unzippered-twin")
list(APPEND maccatalyst_build_flavors "macos-like" "ios-like")
else()
list(APPEND maccatalyst_build_flavors "${maccatalyst_build_flavor}")
endif()
# Loop over the build flavors for the this library. If it is an unzippered
# twin we'll build it twice: once for "macos-like" and once for "ios-like"
# flavors.
foreach(maccatalyst_build_flavor ${maccatalyst_build_flavors})
if(maccatalyst_build_flavor STREQUAL "none")
unset(maccatalyst_build_flavor)
endif()
set(THIN_INPUT_TARGETS)
# Collect architecture agnostic SDK module dependencies
set(swiftlib_module_depends_flattened ${SWIFTLIB_SWIFT_MODULE_DEPENDS})
if(${sdk} STREQUAL OSX)
if(DEFINED maccatalyst_build_flavor AND NOT maccatalyst_build_flavor STREQUAL "macos-like")
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_MACCATALYST})
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_MACCATALYST_UNZIPPERED})
else()
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_OSX})
endif()
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_OSX})
elseif(${sdk} STREQUAL IOS OR ${sdk} STREQUAL IOS_SIMULATOR)
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_IOS})
elseif(${sdk} STREQUAL TVOS OR ${sdk} STREQUAL TVOS_SIMULATOR)
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_TVOS})
elseif(${sdk} STREQUAL WATCHOS OR ${sdk} STREQUAL WATCHOS_SIMULATOR)
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_WATCHOS})
elseif(${sdk} STREQUAL FREEBSD)
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_FREEBSD})
elseif(${sdk} STREQUAL LINUX OR ${sdk} STREQUAL ANDROID)
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_LINUX})
elseif(${sdk} STREQUAL CYGWIN)
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_CYGWIN})
elseif(${sdk} STREQUAL HAIKU)
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_HAIKU})
elseif(${sdk} STREQUAL WINDOWS)
list(APPEND swiftlib_module_depends_flattened
${SWIFTLIB_SWIFT_MODULE_DEPENDS_WINDOWS})
endif()
# Collect architecture agnostic SDK framework dependencies
set(swiftlib_framework_depends_flattened ${SWIFTLIB_FRAMEWORK_DEPENDS})
if(${sdk} STREQUAL OSX)
list(APPEND swiftlib_framework_depends_flattened
${SWIFTLIB_FRAMEWORK_DEPENDS_OSX})
elseif(${sdk} STREQUAL IOS OR ${sdk} STREQUAL IOS_SIMULATOR OR
${sdk} STREQUAL TVOS OR ${sdk} STREQUAL TVOS_SIMULATOR)
list(APPEND swiftlib_framework_depends_flattened
${SWIFTLIB_FRAMEWORK_DEPENDS_IOS_TVOS})
endif()
# Collect architecutre agnostic compiler flags
set(swiftlib_swift_compile_flags_all ${SWIFTLIB_SWIFT_COMPILE_FLAGS})
if(${sdk} STREQUAL OSX)
list(APPEND swiftlib_swift_compile_flags_all
${SWIFTLIB_SWIFT_COMPILE_FLAGS_OSX})
elseif(${sdk} STREQUAL IOS OR ${sdk} STREQUAL IOS_SIMULATOR)
list(APPEND swiftlib_swift_compile_flags_all
${SWIFTLIB_SWIFT_COMPILE_FLAGS_IOS})
elseif(${sdk} STREQUAL TVOS OR ${sdk} STREQUAL TVOS_SIMULATOR)
list(APPEND swiftlib_swift_compile_flags_all
${SWIFTLIB_SWIFT_COMPILE_FLAGS_TVOS})
elseif(${sdk} STREQUAL WATCHOS OR ${sdk} STREQUAL WATCHOS_SIMULATOR)
list(APPEND swiftlib_swift_compile_flags_all
${SWIFTLIB_SWIFT_COMPILE_FLAGS_WATCHOS})
elseif(${sdk} STREQUAL LINUX)
list(APPEND swiftlib_swift_compile_flags_all
${SWIFTLIB_SWIFT_COMPILE_FLAGS_LINUX})
elseif(${sdk} STREQUAL WINDOWS)
# FIXME(SR2005) static and shared are not mutually exclusive; however
# since we do a single build of the sources, this doesn't work for
# building both simultaneously. Effectively, only shared builds are
# supported on windows currently.
if(SWIFTLIB_SHARED)
list(APPEND swiftlib_swift_compile_flags_all -D_WINDLL)
if(SWIFTLIB_IS_STDLIB_CORE)
list(APPEND swiftlib_swift_compile_flags_all -DswiftCore_EXPORTS)
endif()
elseif(SWIFTLIB_STATIC)
list(APPEND swiftlib_swift_compile_flags_all -D_LIB)
endif()
endif()
# Collect architecture agnostic SDK linker flags
set(swiftlib_link_flags_all ${SWIFTLIB_LINK_FLAGS})
if(${sdk} STREQUAL IOS_SIMULATOR AND ${name} STREQUAL swiftMediaPlayer)
# message("DISABLING AUTOLINK FOR swiftMediaPlayer")
list(APPEND swiftlib_link_flags_all "-Xlinker" "-ignore_auto_link")
endif()
# We unconditionally removed "-z,defs" from CMAKE_SHARED_LINKER_FLAGS in
# swift_common_standalone_build_config_llvm within
# SwiftSharedCMakeConfig.cmake, where it was added by a call to
# HandleLLVMOptions.
#
# Rather than applying it to all targets and libraries, we here add it
# back to supported targets and libraries only. This is needed for ELF
# targets only; however, RemoteMirror needs to build with undefined
# symbols.
if(${SWIFT_SDK_${sdk}_OBJECT_FORMAT} STREQUAL ELF AND
NOT ${name} STREQUAL swiftRemoteMirror)
list(APPEND swiftlib_link_flags_all "-Wl,-z,defs")
endif()
# Setting back linker flags which are not supported when making Android build on macOS cross-compile host.
if(SWIFTLIB_SHARED)
if(sdk IN_LIST SWIFT_APPLE_PLATFORMS)
list(APPEND swiftlib_link_flags_all "-dynamiclib -Wl,-headerpad_max_install_names")
elseif(${sdk} STREQUAL ANDROID)
list(APPEND swiftlib_link_flags_all "-shared")
# TODO: Instead of `lib${name}.so` find variable or target property which already have this value.
list(APPEND swiftlib_link_flags_all "-Wl,-soname,lib${name}.so")
endif()
endif()
set(sdk_supported_archs
${SWIFT_SDK_${sdk}_ARCHITECTURES}
${SWIFT_SDK_${sdk}_MODULE_ARCHITECTURES})
list(REMOVE_DUPLICATES sdk_supported_archs)
# For each architecture supported by this SDK
foreach(arch ${sdk_supported_archs})
# Configure variables for this subdirectory.
set(VARIANT_SUFFIX "-${SWIFT_SDK_${sdk}_LIB_SUBDIR}-${arch}")
set(VARIANT_NAME "${name}${VARIANT_SUFFIX}")
set(MODULE_VARIANT_SUFFIX "-swiftmodule${VARIANT_SUFFIX}")
set(MODULE_VARIANT_NAME "${name}${MODULE_VARIANT_SUFFIX}")
# Configure macCatalyst flavor variables
if(DEFINED maccatalyst_build_flavor)
set(maccatalyst_variant_suffix "-${SWIFT_SDK_MACCATALYST_LIB_SUBDIR}-${arch}")
set(maccatalyst_variant_name "${name}${maccatalyst_variant_suffix}")
set(maccatalyst_module_variant_suffix "-swiftmodule${maccatalyst_variant_suffix}")
set(maccatalyst_module_variant_name "${name}${maccatalyst_module_variant_suffix}")
endif()
# Map dependencies over to the appropriate variants.
set(swiftlib_link_libraries)
foreach(lib ${SWIFTLIB_LINK_LIBRARIES})
if(TARGET "${lib}${VARIANT_SUFFIX}")
list(APPEND swiftlib_link_libraries "${lib}${VARIANT_SUFFIX}")
else()
list(APPEND swiftlib_link_libraries "${lib}")
endif()
endforeach()
# Swift compiles depend on swift modules, while links depend on
# linked libraries. Find targets for both of these here.
set(swiftlib_module_dependency_targets)
set(swiftlib_private_link_libraries_targets)
if(NOT BUILD_STANDALONE)
foreach(mod ${swiftlib_module_depends_flattened})
if(DEFINED maccatalyst_build_flavor)
if(maccatalyst_build_flavor STREQUAL "zippered")
# Zippered libraries are dependent on both the macCatalyst and normal macOS
# modules of their dependencies (which themselves must be zippered).
list(APPEND swiftlib_module_dependency_targets
"swift${mod}${maccatalyst_module_variant_suffix}")
list(APPEND swiftlib_module_dependency_targets
"swift${mod}${MODULE_VARIANT_SUFFIX}")
# Zippered libraries link against their zippered library targets, which
# live (and are built in) the same location as normal macOS libraries.
list(APPEND swiftlib_private_link_libraries_targets
"swift${mod}${VARIANT_SUFFIX}")
elseif(maccatalyst_build_flavor STREQUAL "ios-like")
# iOS-like libraries depend on the macCatalyst modules of their dependencies
# regardless of whether the target is zippered or macCatalyst only.
list(APPEND swiftlib_module_dependency_targets
"swift${mod}${maccatalyst_module_variant_suffix}")
# iOS-like libraries can link against either iOS-like library targets
# or zippered targets.
if(mod IN_LIST SWIFTLIB_SWIFT_MODULE_DEPENDS_MACCATALYST_UNZIPPERED)
list(APPEND swiftlib_private_link_libraries_targets
"swift${mod}${maccatalyst_variant_suffix}")
else()
list(APPEND swiftlib_private_link_libraries_targets
"swift${mod}${VARIANT_SUFFIX}")
endif()
else()
list(APPEND swiftlib_module_dependency_targets
"swift${mod}${MODULE_VARIANT_SUFFIX}")
list(APPEND swiftlib_private_link_libraries_targets
"swift${mod}${VARIANT_SUFFIX}")
endif()
continue()
endif()
list(APPEND swiftlib_module_dependency_targets
"swift${mod}${MODULE_VARIANT_SUFFIX}")
list(APPEND swiftlib_private_link_libraries_targets
"swift${mod}${VARIANT_SUFFIX}")
endforeach()
endif()
foreach(lib ${SWIFTLIB_PRIVATE_LINK_LIBRARIES})
if(TARGET "${lib}${VARIANT_SUFFIX}")
list(APPEND swiftlib_private_link_libraries_targets
"${lib}${VARIANT_SUFFIX}")
else()
list(APPEND swiftlib_private_link_libraries_targets "${lib}")
endif()
endforeach()
# Add PrivateFrameworks, rdar://28466433
set(swiftlib_c_compile_flags_all ${SWIFTLIB_C_COMPILE_FLAGS})
set(swiftlib_link_flags_all ${SWIFTLIB_LINK_FLAGS})
# Add flags to prepend framework search paths for the parallel framework
# hierarchy rooted at /System/iOSSupport/...
# These paths must come before their normal counterparts so that when compiling
# macCatalyst-only or unzippered-twin overlays the macCatalyst version
# of a framework is found and not the Mac version.
if(maccatalyst_build_flavor STREQUAL "ios-like"
OR (name STREQUAL "swiftXCTest"
AND maccatalyst_build_flavor STREQUAL "zippered"))
# The path to find iOS-only frameworks (such as UIKit) under macCatalyst.
set(ios_support_frameworks_path "${SWIFT_SDK_${sdk}_PATH}/System/iOSSupport/System/Library/Frameworks/")
list(APPEND swiftlib_swift_compile_flags_all "-Fsystem" "${ios_support_frameworks_path}")
list(APPEND swiftlib_c_compile_flags_all "-iframework" "${ios_support_frameworks_path}")
# We collate -F with the framework path to avoid unwanted deduplication
# of options by target_compile_options -- this way no undesired
# side effects are introduced should a new search path be added.
list(APPEND swiftlib_link_flags_all "-F${ios_support_frameworks_path}")
endif()
if(sdk IN_LIST SWIFT_APPLE_PLATFORMS AND SWIFTLIB_IS_SDK_OVERLAY)
set(swiftlib_swift_compile_private_frameworks_flag "-Fsystem" "${SWIFT_SDK_${sdk}_ARCH_${arch}_PATH}/System/Library/PrivateFrameworks/")
foreach(tbd_lib ${SWIFTLIB_SWIFT_MODULE_DEPENDS_FROM_SDK})
list(APPEND swiftlib_link_flags_all "${SWIFT_SDK_${sdk}_ARCH_${arch}_PATH}/usr/lib/swift/libswift${tbd_lib}.tbd")
endforeach()
endif()
set(variant_name "${VARIANT_NAME}")
set(module_variant_names "${MODULE_VARIANT_NAME}")
if(maccatalyst_build_flavor STREQUAL "ios-like")
set(variant_name "${maccatalyst_variant_name}")
set(module_variant_names "${maccatalyst_module_variant_name}")
elseif(maccatalyst_build_flavor STREQUAL "zippered")
# Zippered libraries produce two modules: one for macCatalyst and one for macOS
# and so need two module targets.
list(APPEND module_variant_names "${maccatalyst_module_variant_name}")
endif()
list(APPEND swiftlib_c_compile_flags_all "-DSWIFT_TARGET_LIBRARY_NAME=${name}")
# Add this library variant.
_add_swift_target_library_single(
${variant_name}
${name}
${SWIFTLIB_SHARED_keyword}
${SWIFTLIB_STATIC_keyword}
${SWIFTLIB_OBJECT_LIBRARY_keyword}
${SWIFTLIB_INSTALL_WITH_SHARED_keyword}
${SWIFTLIB_SOURCES}
TARGET_LIBRARY
MODULE_TARGETS ${module_variant_names}
SDK ${sdk}
ARCHITECTURE ${arch}
DEPENDS ${SWIFTLIB_DEPENDS}
LINK_LIBRARIES ${swiftlib_link_libraries}
FRAMEWORK_DEPENDS ${swiftlib_framework_depends_flattened}
FRAMEWORK_DEPENDS_WEAK ${SWIFTLIB_FRAMEWORK_DEPENDS_WEAK}
LLVM_LINK_COMPONENTS ${SWIFTLIB_LLVM_LINK_COMPONENTS}
FILE_DEPENDS ${SWIFTLIB_FILE_DEPENDS} ${swiftlib_module_dependency_targets}
C_COMPILE_FLAGS ${swiftlib_c_compile_flags_all}
SWIFT_COMPILE_FLAGS ${swiftlib_swift_compile_flags_all} ${swiftlib_swift_compile_flags_arch} ${swiftlib_swift_compile_private_frameworks_flag}
LINK_FLAGS ${swiftlib_link_flags_all}
PRIVATE_LINK_LIBRARIES ${swiftlib_private_link_libraries_targets}
INCORPORATE_OBJECT_LIBRARIES ${SWIFTLIB_INCORPORATE_OBJECT_LIBRARIES}
INCORPORATE_OBJECT_LIBRARIES_SHARED_ONLY ${SWIFTLIB_INCORPORATE_OBJECT_LIBRARIES_SHARED_ONLY}
${SWIFTLIB_DONT_EMBED_BITCODE_keyword}
${SWIFTLIB_IS_STDLIB_keyword}
${SWIFTLIB_IS_STDLIB_CORE_keyword}
${SWIFTLIB_IS_SDK_OVERLAY_keyword}
${SWIFTLIB_NOSWIFTRT_keyword}
DARWIN_INSTALL_NAME_DIR "${SWIFTLIB_DARWIN_INSTALL_NAME_DIR}"
INSTALL_IN_COMPONENT "${SWIFTLIB_INSTALL_IN_COMPONENT}"
DEPLOYMENT_VERSION_OSX "${SWIFTLIB_DEPLOYMENT_VERSION_OSX}"
DEPLOYMENT_VERSION_MACCATALYST "${SWIFTLIB_DEPLOYMENT_VERSION_MACCATALYST}"
DEPLOYMENT_VERSION_IOS "${SWIFTLIB_DEPLOYMENT_VERSION_IOS}"
DEPLOYMENT_VERSION_TVOS "${SWIFTLIB_DEPLOYMENT_VERSION_TVOS}"
DEPLOYMENT_VERSION_WATCHOS "${SWIFTLIB_DEPLOYMENT_VERSION_WATCHOS}"
MACCATALYST_BUILD_FLAVOR "${maccatalyst_build_flavor}"
GYB_SOURCES ${SWIFTLIB_GYB_SOURCES}
)
if(NOT SWIFT_BUILT_STANDALONE AND NOT "${CMAKE_C_COMPILER_ID}" MATCHES "Clang")
add_dependencies(${VARIANT_NAME} clang)
endif()
if(sdk STREQUAL WINDOWS)
if(SWIFT_COMPILER_IS_MSVC_LIKE)
if (SWIFT_STDLIB_MSVC_RUNTIME_LIBRARY MATCHES MultiThreadedDebugDLL)
target_compile_options(${VARIANT_NAME} PRIVATE /MDd /D_DLL /D_DEBUG)
elseif (SWIFT_STDLIB_MSVC_RUNTIME_LIBRARY MATCHES MultiThreadedDebug)
target_compile_options(${VARIANT_NAME} PRIVATE /MTd /U_DLL /D_DEBUG)
elseif (SWIFT_STDLIB_MSVC_RUNTIME_LIBRARY MATCHES MultiThreadedDLL)
target_compile_options(${VARIANT_NAME} PRIVATE /MD /D_DLL /U_DEBUG)
elseif (SWIFT_STDLIB_MSVC_RUNTIME_LIBRARY MATCHES MultiThreaded)
target_compile_options(${VARIANT_NAME} PRIVATE /MT /U_DLL /U_DEBUG)
endif()
endif()
endif()
if(NOT SWIFTLIB_OBJECT_LIBRARY)
# Add dependencies on the (not-yet-created) custom lipo target.
foreach(DEP ${SWIFTLIB_LINK_LIBRARIES})
if (NOT "${DEP}" STREQUAL "icucore")
add_dependencies(${VARIANT_NAME}
"${DEP}-${SWIFT_SDK_${sdk}_LIB_SUBDIR}")
endif()
endforeach()
if (SWIFTLIB_IS_STDLIB AND SWIFTLIB_STATIC)
# Add dependencies on the (not-yet-created) custom lipo target.
foreach(DEP ${SWIFTLIB_LINK_LIBRARIES})
if (NOT "${DEP}" STREQUAL "icucore")
add_dependencies("${VARIANT_NAME}-static"
"${DEP}-${SWIFT_SDK_${sdk}_LIB_SUBDIR}-static")
endif()
endforeach()
endif()
if(arch IN_LIST SWIFT_SDK_${sdk}_ARCHITECTURES)
# Note this thin library.
list(APPEND THIN_INPUT_TARGETS ${VARIANT_NAME})
endif()
endif()
endforeach()
# Configure module-only targets
if(NOT SWIFT_SDK_${sdk}_ARCHITECTURES
AND SWIFT_SDK_${sdk}_MODULE_ARCHITECTURES)
set(_target "${name}-${SWIFT_SDK_${sdk}_LIB_SUBDIR}")
# Create unified sdk target
add_custom_target("${_target}")
foreach(_arch ${SWIFT_SDK_${sdk}_MODULE_ARCHITECTURES})
set(_variant_suffix "-${SWIFT_SDK_${sdk}_LIB_SUBDIR}-${_arch}")
set(_module_variant_name "${name}-swiftmodule-${_variant_suffix}")
add_dependencies("${_target}" ${_module_variant_name})
# Add Swift standard library targets as dependencies to the top-level
# convenience target.
if(TARGET "swift-stdlib${_variant_suffix}")
add_dependencies("swift-stdlib${_variant_suffix}"
"${_target}")
endif()
endforeach()
return()
endif()
set(library_subdir "${SWIFT_SDK_${sdk}_LIB_SUBDIR}")
if(maccatalyst_build_flavor STREQUAL "ios-like")
set(library_subdir "${SWIFT_SDK_MACCATALYST_LIB_SUBDIR}")
endif()
if(NOT SWIFTLIB_OBJECT_LIBRARY)
# Determine the name of the universal library.
if(SWIFTLIB_SHARED)
if("${sdk}" STREQUAL "WINDOWS")
set(UNIVERSAL_LIBRARY_NAME
"${SWIFTLIB_DIR}/${library_subdir}/${name}.dll")
else()
set(UNIVERSAL_LIBRARY_NAME
"${SWIFTLIB_DIR}/${library_subdir}/${CMAKE_SHARED_LIBRARY_PREFIX}${name}${CMAKE_SHARED_LIBRARY_SUFFIX}")
endif()
else()
if("${sdk}" STREQUAL "WINDOWS")
set(UNIVERSAL_LIBRARY_NAME
"${SWIFTLIB_DIR}/${library_subdir}/${name}.lib")
else()
set(UNIVERSAL_LIBRARY_NAME
"${SWIFTLIB_DIR}/${library_subdir}/${CMAKE_STATIC_LIBRARY_PREFIX}${name}${CMAKE_STATIC_LIBRARY_SUFFIX}")
endif()
endif()
set(lipo_target "${name}-${library_subdir}")
if("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin" AND SWIFTLIB_SHARED)
set(codesign_arg CODESIGN)
endif()
precondition(THIN_INPUT_TARGETS)
_add_swift_lipo_target(SDK
${sdk}
TARGET
${lipo_target}
OUTPUT
${UNIVERSAL_LIBRARY_NAME}
${codesign_arg}
${THIN_INPUT_TARGETS})
# Cache universal libraries for dependency purposes
set(UNIVERSAL_LIBRARY_NAMES_${library_subdir}
${UNIVERSAL_LIBRARY_NAMES_${library_subdir}}
${lipo_target}
CACHE INTERNAL "UNIVERSAL_LIBRARY_NAMES_${library_subdir}")
# Determine the subdirectory where this library will be installed.
set(resource_dir_sdk_subdir "${SWIFT_SDK_${sdk}_LIB_SUBDIR}")
if(maccatalyst_build_flavor STREQUAL "ios-like")
set(resource_dir_sdk_subdir "${SWIFT_SDK_MACCATALYST_LIB_SUBDIR}")
endif()
precondition(resource_dir_sdk_subdir)
if(SWIFTLIB_SHARED OR SWIFTLIB_INSTALL_WITH_SHARED)
set(resource_dir "swift")
set(file_permissions
OWNER_READ OWNER_WRITE OWNER_EXECUTE
GROUP_READ GROUP_EXECUTE
WORLD_READ WORLD_EXECUTE)
else()
set(resource_dir "swift_static")
set(file_permissions
OWNER_READ OWNER_WRITE
GROUP_READ
WORLD_READ)
endif()
set(optional_arg)
if(sdk IN_LIST SWIFT_APPLE_PLATFORMS)
# Allow installation of stdlib without building all variants on Darwin.
set(optional_arg "OPTIONAL")
endif()
if(sdk STREQUAL WINDOWS AND CMAKE_SYSTEM_NAME STREQUAL Windows)
add_dependencies(${SWIFTLIB_INSTALL_IN_COMPONENT} ${name}-windows-${SWIFT_PRIMARY_VARIANT_ARCH})
swift_install_in_component(TARGETS ${name}-windows-${SWIFT_PRIMARY_VARIANT_ARCH}
RUNTIME
DESTINATION "bin"
COMPONENT "${SWIFTLIB_INSTALL_IN_COMPONENT}"
LIBRARY
DESTINATION "lib${LLVM_LIBDIR_SUFFIX}/${resource_dir}/${resource_dir_sdk_subdir}/${SWIFT_PRIMARY_VARIANT_ARCH}"
COMPONENT "${SWIFTLIB_INSTALL_IN_COMPONENT}"
ARCHIVE
DESTINATION "lib${LLVM_LIBDIR_SUFFIX}/${resource_dir}/${resource_dir_sdk_subdir}/${SWIFT_PRIMARY_VARIANT_ARCH}"
COMPONENT "${SWIFTLIB_INSTALL_IN_COMPONENT}"
PERMISSIONS ${file_permissions})
else()
# NOTE: ${UNIVERSAL_LIBRARY_NAME} is the output associated with the target
# ${lipo_target}
add_dependencies(${SWIFTLIB_INSTALL_IN_COMPONENT} ${lipo_target})
swift_install_in_component(FILES "${UNIVERSAL_LIBRARY_NAME}"
DESTINATION "lib${LLVM_LIBDIR_SUFFIX}/${resource_dir}/${resource_dir_sdk_subdir}"
COMPONENT "${SWIFTLIB_INSTALL_IN_COMPONENT}"
PERMISSIONS ${file_permissions}
"${optional_arg}")
endif()
if(sdk STREQUAL WINDOWS)
foreach(arch ${SWIFT_SDK_WINDOWS_ARCHITECTURES})
if(TARGET ${name}-windows-${arch}_IMPLIB)
get_target_property(import_library ${name}-windows-${arch}_IMPLIB IMPORTED_LOCATION)
add_dependencies(${SWIFTLIB_INSTALL_IN_COMPONENT} ${name}-windows-${arch}_IMPLIB)
swift_install_in_component(FILES ${import_library}
DESTINATION "lib${LLVM_LIBDIR_SUFFIX}/${resource_dir}/${resource_dir_sdk_subdir}/${arch}"
COMPONENT ${SWIFTLIB_INSTALL_IN_COMPONENT}
PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ)
endif()
endforeach()
endif()
swift_is_installing_component(
"${SWIFTLIB_INSTALL_IN_COMPONENT}"
is_installing)
# Add the arch-specific library targets to the global exports.
foreach(arch ${SWIFT_SDK_${sdk}_ARCHITECTURES})
set(_variant_name "${name}-${SWIFT_SDK_${sdk}_LIB_SUBDIR}-${arch}")
if(maccatalyst_build_flavor STREQUAL "ios-like")
set(_variant_name "${name}-${SWIFT_SDK_MACCATALYST_LIB_SUBDIR}-${arch}")
endif()
if(NOT TARGET "${_variant_name}")
continue()
endif()
if(is_installing)
set_property(GLOBAL APPEND
PROPERTY SWIFT_EXPORTS ${_variant_name})
else()
set_property(GLOBAL APPEND
PROPERTY SWIFT_BUILDTREE_EXPORTS ${_variant_name})
endif()
endforeach()
# Add the swiftmodule-only targets to the lipo target depdencies.
foreach(arch ${SWIFT_SDK_${sdk}_MODULE_ARCHITECTURES})
set(_variant_name "${name}-${SWIFT_SDK_${sdk}_LIB_SUBDIR}-${arch}")
if(maccatalyst_build_flavor STREQUAL "ios-like")
set(_variant_name "${name}-${SWIFT_SDK_MACCATALYST_LIB_SUBDIR}-${arch}")
endif()
if(NOT TARGET "${_variant_name}")
continue()
endif()
add_dependencies("${lipo_target}" "${_variant_name}")
endforeach()
# If we built static variants of the library, create a lipo target for
# them.
set(lipo_target_static)
if (SWIFTLIB_IS_STDLIB AND SWIFTLIB_STATIC)
set(THIN_INPUT_TARGETS_STATIC)
foreach(TARGET ${THIN_INPUT_TARGETS})
list(APPEND THIN_INPUT_TARGETS_STATIC "${TARGET}-static")
endforeach()
if(SWIFTLIB_INSTALL_WITH_SHARED)
set(install_subdir "swift")
set(universal_subdir ${SWIFTLIB_DIR})
else()
set(install_subdir "swift_static")
set(universal_subdir ${SWIFTSTATICLIB_DIR})
endif()
set(lipo_target_static
"${name}-${library_subdir}-static")
set(UNIVERSAL_LIBRARY_NAME
"${universal_subdir}/${library_subdir}/${CMAKE_STATIC_LIBRARY_PREFIX}${name}${CMAKE_STATIC_LIBRARY_SUFFIX}")
_add_swift_lipo_target(SDK
${sdk}
TARGET
${lipo_target_static}
OUTPUT
"${UNIVERSAL_LIBRARY_NAME}"
${THIN_INPUT_TARGETS_STATIC})
add_dependencies(${SWIFTLIB_INSTALL_IN_COMPONENT} ${lipo_target_static})
swift_install_in_component(FILES "${UNIVERSAL_LIBRARY_NAME}"
DESTINATION "lib${LLVM_LIBDIR_SUFFIX}/${install_subdir}/${resource_dir_sdk_subdir}"
PERMISSIONS
OWNER_READ OWNER_WRITE
GROUP_READ
WORLD_READ
COMPONENT "${SWIFTLIB_INSTALL_IN_COMPONENT}"
"${optional_arg}")
endif()
# Add Swift standard library targets as dependencies to the top-level
# convenience target.
set(FILTERED_UNITTESTS
swiftStdlibCollectionUnittest
swiftStdlibUnicodeUnittest)
foreach(arch ${SWIFT_SDK_${sdk}_ARCHITECTURES})
set(VARIANT_SUFFIX "-${SWIFT_SDK_${sdk}_LIB_SUBDIR}-${arch}")
if(TARGET "swift-stdlib${VARIANT_SUFFIX}" AND
TARGET "swift-test-stdlib${VARIANT_SUFFIX}")
add_dependencies("swift-stdlib${VARIANT_SUFFIX}"
${lipo_target}
${lipo_target_static})
if(NOT "${name}" IN_LIST FILTERED_UNITTESTS)
add_dependencies("swift-test-stdlib${VARIANT_SUFFIX}"
${lipo_target}
${lipo_target_static})
endif()
endif()
endforeach()
endif()
endforeach() # maccatalyst_build_flavors
endforeach()
endfunction()
# Add an executable compiled for a given variant.
#
# Don't use directly, use add_swift_executable and add_swift_target_executable
# instead.
#
# See add_swift_executable for detailed documentation.
#
# Additional parameters:
# [SDK sdk]
# SDK to build for.
#
# [ARCHITECTURE architecture]
# Architecture to build for.
function(_add_swift_executable_single name)
set(options)
set(single_parameter_options
ARCHITECTURE
SDK)
set(multiple_parameter_options
COMPILE_FLAGS
DEPENDS
LLVM_LINK_COMPONENTS)
cmake_parse_arguments(SWIFTEXE_SINGLE
"${options}"
"${single_parameter_options}"
"${multiple_parameter_options}"
${ARGN})
set(SWIFTEXE_SINGLE_SOURCES ${SWIFTEXE_SINGLE_UNPARSED_ARGUMENTS})
# Check arguments.
precondition(SWIFTEXE_SINGLE_SDK MESSAGE "Should specify an SDK")
precondition(SWIFTEXE_SINGLE_ARCHITECTURE MESSAGE "Should specify an architecture")
# Determine compiler flags.
set(c_compile_flags)
set(link_flags)
# Prepare linker search directories.
set(library_search_directories
"${SWIFTLIB_DIR}/${SWIFT_SDK_${SWIFTEXE_SINGLE_SDK}_LIB_SUBDIR}")
# Add variant-specific flags.
_add_variant_c_compile_flags(
SDK "${SWIFTEXE_SINGLE_SDK}"
ARCH "${SWIFTEXE_SINGLE_ARCHITECTURE}"
BUILD_TYPE "${CMAKE_BUILD_TYPE}"
ENABLE_ASSERTIONS "${LLVM_ENABLE_ASSERTIONS}"
ENABLE_LTO "${SWIFT_TOOLS_ENABLE_LTO}"
ANALYZE_CODE_COVERAGE "${SWIFT_ANALYZE_CODE_COVERAGE}"
RESULT_VAR_NAME c_compile_flags)
_add_variant_link_flags(
SDK "${SWIFTEXE_SINGLE_SDK}"
ARCH "${SWIFTEXE_SINGLE_ARCHITECTURE}"
BUILD_TYPE "${CMAKE_BUILD_TYPE}"
ENABLE_ASSERTIONS "${LLVM_ENABLE_ASSERTIONS}"
ENABLE_LTO "${SWIFT_TOOLS_ENABLE_LTO}"
LTO_OBJECT_NAME "${name}-${SWIFTEXE_SINGLE_SDK}-${SWIFTEXE_SINGLE_ARCHITECTURE}"
ANALYZE_CODE_COVERAGE "${SWIFT_ANALYZE_CODE_COVERAGE}"
RESULT_VAR_NAME link_flags
LINK_LIBRARIES_VAR_NAME link_libraries
LIBRARY_SEARCH_DIRECTORIES_VAR_NAME library_search_directories)
handle_swift_sources(
dependency_target
unused_module_dependency_target
unused_sib_dependency_target
unused_sibopt_dependency_target
unused_sibgen_dependency_target
SWIFTEXE_SINGLE_SOURCES SWIFTEXE_SINGLE_EXTERNAL_SOURCES ${name}
DEPENDS
${SWIFTEXE_SINGLE_DEPENDS}
MODULE_NAME ${name}
SDK ${SWIFTEXE_SINGLE_SDK}
ARCHITECTURE ${SWIFTEXE_SINGLE_ARCHITECTURE}
COMPILE_FLAGS ${SWIFTEXE_SINGLE_COMPILE_FLAGS}
IS_MAIN)
add_swift_source_group("${SWIFTEXE_SINGLE_EXTERNAL_SOURCES}")
add_executable(${name}
${SWIFTEXE_SINGLE_SOURCES}
${SWIFTEXE_SINGLE_EXTERNAL_SOURCES})
add_dependencies_multiple_targets(
TARGETS "${name}"
DEPENDS
${dependency_target}
${LLVM_COMMON_DEPENDS}
${SWIFTEXE_SINGLE_DEPENDS})
llvm_update_compile_flags("${name}")
if(SWIFTEXE_SINGLE_SDK STREQUAL WINDOWS)
swift_windows_include_for_arch(${SWIFTEXE_SINGLE_ARCHITECTURE}
${SWIFTEXE_SINGLE_ARCHITECTURE}_INCLUDE)
target_include_directories(${name} SYSTEM PRIVATE
${${SWIFTEXE_SINGLE_ARCHITECTURE}_INCLUDE})
if(NOT ${CMAKE_C_COMPILER_ID} STREQUAL MSVC)
# MSVC doesn't support -Xclang. We don't need to manually specify
# the dependent libraries as `cl` does so.
target_compile_options(${name} PRIVATE
"SHELL:-Xclang --dependent-lib=oldnames"
# TODO(compnerd) handle /MT, /MTd
"SHELL:-Xclang --dependent-lib=msvcrt$<$<CONFIG:Debug>:d>")
endif()
endif()
target_compile_options(${name} PRIVATE
${c_compile_flags})
target_link_directories(${name} PRIVATE
${library_search_directories})
target_link_options(${name} PRIVATE
${link_flags})
target_link_libraries(${name} PRIVATE
${link_libraries})
if (SWIFT_PARALLEL_LINK_JOBS)
set_property(TARGET ${name} PROPERTY JOB_POOL_LINK swift_link_job_pool)
endif()
if(${SWIFTEXE_SINGLE_SDK} IN_LIST SWIFT_APPLE_PLATFORMS)
set_target_properties(${name} PROPERTIES
BUILD_WITH_INSTALL_RPATH YES
INSTALL_RPATH "@executable_path/../lib/swift/${SWIFT_SDK_${SWIFTEXE_SINGLE_SDK}_LIB_SUBDIR}")
endif()
set_output_directory(${name}
BINARY_DIR ${SWIFT_RUNTIME_OUTPUT_INTDIR}
LIBRARY_DIR ${SWIFT_LIBRARY_OUTPUT_INTDIR})
swift_common_llvm_config("${name}" ${SWIFTEXE_SINGLE_LLVM_LINK_COMPONENTS})
# NOTE(compnerd) use the C linker language to invoke `clang` rather than
# `clang++` as we explicitly link against the C++ runtime. We were previously
# actually passing `-nostdlib++` to avoid the C++ runtime linkage.
if(${SWIFTEXE_SINGLE_SDK} STREQUAL ANDROID)
set_property(TARGET "${name}" PROPERTY
LINKER_LANGUAGE "C")
else()
set_property(TARGET "${name}" PROPERTY
LINKER_LANGUAGE "CXX")
endif()
set_target_properties(${name} PROPERTIES FOLDER "Swift executables")
endfunction()
macro(add_swift_tool_subdirectory name)
add_llvm_subdirectory(SWIFT TOOL ${name})
endmacro()
macro(add_swift_lib_subdirectory name)
add_llvm_subdirectory(SWIFT LIB ${name})
endmacro()
function(add_swift_host_tool executable)
set(options)
set(single_parameter_options SWIFT_COMPONENT)
set(multiple_parameter_options)
cmake_parse_arguments(ASHT
"${options}"
"${single_parameter_options}"
"${multiple_parameter_options}"
${ARGN})
precondition(ASHT_SWIFT_COMPONENT
MESSAGE "Swift Component is required to add a host tool")
# Create the executable rule.
_add_swift_executable_single(${executable}
SDK ${SWIFT_HOST_VARIANT_SDK}
ARCHITECTURE ${SWIFT_HOST_VARIANT_ARCH}
${ASHT_UNPARSED_ARGUMENTS})
add_dependencies(${ASHT_SWIFT_COMPONENT} ${executable})
swift_install_in_component(TARGETS ${executable}
RUNTIME
DESTINATION bin
COMPONENT ${ASHT_SWIFT_COMPONENT})
swift_is_installing_component(${ASHT_SWIFT_COMPONENT} is_installing)
if(NOT is_installing)
set_property(GLOBAL APPEND PROPERTY SWIFT_BUILDTREE_EXPORTS ${executable})
else()
set_property(GLOBAL APPEND PROPERTY SWIFT_EXPORTS ${executable})
endif()
endfunction()
# This declares a swift host tool that links with libfuzzer.
function(add_swift_fuzzer_host_tool executable)
# First create our target. We do not actually parse the argument since we do
# not care about the arguments, we just pass them all through to
# add_swift_host_tool.
add_swift_host_tool(${executable} ${ARGN})
# Then make sure that we pass the -fsanitize=fuzzer flag both on the cflags
# and cxx flags line.
target_compile_options(${executable} PRIVATE "-fsanitize=fuzzer")
target_link_libraries(${executable} PRIVATE "-fsanitize=fuzzer")
endfunction()
macro(add_swift_tool_symlink name dest component)
add_llvm_tool_symlink(${name} ${dest} ALWAYS_GENERATE)
llvm_install_symlink(${name} ${dest} ALWAYS_GENERATE COMPONENT ${component})
endmacro()
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