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##===----------------------------------------------------------------------===##
##
## This source file is part of the Swift open source project
##
## Copyright (c) 2024 Apple Inc. and the Swift project authors
## Licensed under Apache License v2.0
##
## See LICENSE.txt for license information
## See CONTRIBUTORS.md for the list of Swift project authors
##
## SPDX-License-Identifier: Apache-2.0
##
##===----------------------------------------------------------------------===##
cmake_minimum_required(VERSION 3.24)
if(POLICY CMP0156)
# Deduplicate linked libraries where appropriate
cmake_policy(SET CMP0156 NEW)
endif()
if(POLICY CMP0157)
# New Swift build model: improved incremental build performance and LSP support
cmake_policy(SET CMP0157 NEW)
endif()
project(SwiftFoundation
LANGUAGES C Swift)
if(NOT SWIFT_SYSTEM_NAME)
if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
set(SWIFT_SYSTEM_NAME macosx)
else()
set(SWIFT_SYSTEM_NAME "$<LOWER_CASE:${CMAKE_SYSTEM_NAME}>")
endif()
endif()
# Don't enable WMO on Windows hosts due to linker failures, and the use of swift's
# old driver from build.ps1 when building for windows/android on a windows host.
if(NOT CMAKE_HOST_SYSTEM_NAME STREQUAL Windows)
# Enable whole module optimization for release builds & incremental for debug builds
if(POLICY CMP0157)
set(CMAKE_Swift_COMPILATION_MODE "$<IF:$<CONFIG:Release>,wholemodule,incremental>")
else()
add_compile_options($<$<AND:$<COMPILE_LANGUAGE:Swift>,$<CONFIG:Release>>:-wmo>)
endif()
endif()
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
set(CMAKE_Swift_MODULE_DIRECTORY ${CMAKE_BINARY_DIR}/swift)
set(BUILD_TESTING NO)
set(COLLECTIONS_SINGLE_MODULE YES)
set(COLLECTIONS_FOUNDATION_TOOLCHAIN_MODULE YES)
set(SwiftFoundation_MACRO "" CACHE STRING "Path to Foundation macro plugin")
# Make sure our dependencies exists
include(FetchContent)
if (_SwiftFoundationICU_SourceDIR)
message(STATUS "_SwiftFoundationICU_SourceDIR provided, using swift-foundation-icu checkout at ${_SwiftFoundationICU_SourceDIR}")
FetchContent_Declare(SwiftFoundationICU
SOURCE_DIR ${_SwiftFoundationICU_SourceDIR})
else()
message(STATUS "_SwiftFoundationICU_SourceDIR not provided, checking out local copy of swift-foundation-icu")
FetchContent_Declare(SwiftFoundationICU
GIT_REPOSITORY https://github.com/apple/swift-foundation-icu.git
GIT_TAG release/6.1)
endif()
if (_SwiftCollections_SourceDIR)
message(STATUS "_SwiftCollections_SourceDIR provided, using swift-foundation-icu checkout at ${_SwiftCollections_SourceDIR}")
FetchContent_Declare(SwiftCollections
SOURCE_DIR ${_SwiftCollections_SourceDIR})
else()
message(STATUS "_SwiftCollections_SourceDIR not provided, checking out local copy of swift-collections")
FetchContent_Declare(SwiftCollections
GIT_REPOSITORY https://github.com/apple/swift-collections.git
GIT_TAG 1.1.2)
endif()
FetchContent_MakeAvailable(SwiftFoundationICU SwiftCollections)
list(APPEND CMAKE_MODULE_PATH ${SwiftFoundation_SOURCE_DIR}/cmake/modules)
# Availability Macros (only applies to FoundationEssentials and FoundationInternationalization)
set(_SwiftFoundation_BaseAvailability "macOS 13.3, iOS 16.4, tvOS 16.4, watchOS 9.4")
set(_SwiftFoundation_macOS14Availability "macOS 14, iOS 17, tvOS 17, watchOS 10")
set(_SwiftFoundation_macOS15Availability "macOS 15, iOS 18, tvOS 18, watchOS 11")
set(_SwiftFoundation_FutureAvailability "macOS 10000, iOS 10000, tvOS 10000, watchOS 10000")
# All versions to define for each availability name
list(APPEND _SwiftFoundation_versions
"0.1"
"0.2"
"0.3"
"0.4"
"6.0.2"
)
# Each availability name to define
list(APPEND _SwiftFoundation_availability_names
"FoundationPreview"
"FoundationPredicate"
"FoundationPredicateRegex")
# The aligned availability for each name (in the same order)
list(APPEND _SwiftFoundation_availability_releases
${_SwiftFoundation_BaseAvailability}
${_SwiftFoundation_macOS14Availability}
${_SwiftFoundation_macOS15Availability})
foreach(version ${_SwiftFoundation_versions})
foreach(name release IN ZIP_LISTS _SwiftFoundation_availability_names _SwiftFoundation_availability_releases)
if(NOT DEFINED name OR NOT DEFINED release)
message(FATAL_ERROR "_SwiftFoundation_availability_names and _SwiftFoundation_availability_releases are not the same length")
endif()
list(APPEND _SwiftFoundation_availability_macros
"SHELL:$<$<COMPILE_LANGUAGE:Swift>:-Xfrontend -enable-experimental-feature -Xfrontend \"AvailabilityMacro=${name} ${version}:${release}\">")
endforeach()
endforeach()
# wasi-libc emulation feature flags passed to the Swift compiler
set(_SwiftFoundation_wasi_libc_flags)
# wasi-libc emulation libraries to link against when building a shared library
set(_SwiftFoundation_wasi_libc_libraries)
if(CMAKE_SYSTEM_NAME STREQUAL "WASI")
list(APPEND _SwiftFoundation_wasi_libc_flags
"SHELL:$<$<COMPILE_LANGUAGE:Swift>:-Xcc -D_WASI_EMULATED_GETPID>"
"SHELL:$<$<COMPILE_LANGUAGE:Swift>:-Xcc -D_WASI_EMULATED_SIGNAL>"
"SHELL:$<$<COMPILE_LANGUAGE:Swift>:-Xcc -D_WASI_EMULATED_MMAN>")
if(BUILD_SHARED_LIBS)
# Link emulation libraries to the shared library directly when building a shared library
list(APPEND _SwiftFoundation_wasi_libc_libraries wasi-emulated-getpid wasi-emulated-signal wasi-emulated-mman)
else()
# Emit autolink entries to let clients to link against the emulation libraries
list(APPEND _SwiftFoundation_wasi_libc_flags
"SHELL:$<$<COMPILE_LANGUAGE:Swift>:-Xfrontend -public-autolink-library -Xfrontend wasi-emulated-getpid>"
"SHELL:$<$<COMPILE_LANGUAGE:Swift>:-Xfrontend -public-autolink-library -Xfrontend wasi-emulated-signal>"
"SHELL:$<$<COMPILE_LANGUAGE:Swift>:-Xfrontend -public-autolink-library -Xfrontend wasi-emulated-mman>")
endif()
endif()
include(GNUInstallDirs)
include(SwiftFoundationSwiftSupport)
add_subdirectory(Sources)
add_subdirectory(cmake/modules)
|
