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Introduce CMake support for SwiftFoundationICU (#22)
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‎.gitignore

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Original file line numberDiff line numberDiff line change
@@ -1,6 +1,7 @@
11
.DS_Store
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/.swiftpm
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/.build
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/build
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/Packages
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/*.xcodeproj
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xcuserdata/

‎CMakeLists.txt

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##===----------------------------------------------------------------------===##
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##
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## This source file is part of the Swift open source project
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##
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## Copyright (c) 2024 Apple Inc. and the Swift project authors
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## Licensed under Apache License v2.0
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##
8+
## See LICENSE.txt for license information
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## See CONTRIBUTORS.md for the list of Swift project authors
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##
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## SPDX-License-Identifier: Apache-2.0
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##
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##===----------------------------------------------------------------------===##
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cmake_minimum_required(VERSION 3.24)
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project(SwiftFoundationICU
18+
LANGUAGES CXX Swift)
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20+
set(CMAKE_CXX_STANDARD 14)
21+
set(CMAKE_CXX_STANDARD_REQUIRED ON)
22+
23+
list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake/modules)
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set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
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set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
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set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
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set(CMAKE_Swift_MODULE_DIRECTORY ${CMAKE_BINARY_DIR}/swift)
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# Build flags
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add_compile_definitions(
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$<$<COMPILE_LANGUAGE:C,CXX>:U_ATTRIBUTE_DEPRECATED="">
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$<$<COMPILE_LANGUAGE:C,CXX>:U_SHOW_CPLUSPLUS_API=1>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_SHOW_INTERNAL_API=1>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_STATIC_IMPLEMENTATION>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_TIMEZONE_PACKAGE="icutz44l">
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$<$<COMPILE_LANGUAGE:C,CXX>:FORTIFY_SOURCE=2>
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$<$<COMPILE_LANGUAGE:C,CXX>:STD_INSPIRED>
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$<$<COMPILE_LANGUAGE:C,CXX>:MAC_OS_X_VERSION_MIN_REQUIRED=101500>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_HAVE_STRTOD_L=1>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_HAVE_XLOCALE_H=1>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_HAVE_STRING_VIEW=1>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_DISABLE_RENAMING=1>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_COMMON_IMPLEMENTATION>
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$<$<COMPILE_LANGUAGE:C,CXX>:ICU_DATA_DIR="/usr/share/icu">
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$<$<COMPILE_LANGUAGE:C,CXX>:USE_PACKAGE_DATA=1>
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$<$<COMPILE_LANGUAGE:C,CXX>:APPLE_ICU_CHANGES=1>)
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# Window specific settings
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if(CMAKE_SYSTEM_NAME STREQUAL Windows)
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add_compile_definitions(
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$<$<COMPILE_LANGUAGE:C,CXX>:U_TIMEZONE=_timezone>
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$<$<COMPILE_LANGUAGE:C,CXX>:_CRT_SECURE_NO_DEPRECATE>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_PLATFORM_USES_ONLY_WIN32_API>)
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else()
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add_compile_definitions(
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$<$<COMPILE_LANGUAGE:C,CXX>:U_TIMEZONE=timezone>)
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endif()
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# WASI specific settings
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if(CMAKE_SYSTEM_NAME STREQUAL WASI)
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add_compile_definitions(
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$<$<COMPILE_LANGUAGE:C,CXX>:U_HAVE_TZSET=0>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_HAVE_TZNAME=0>
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$<$<COMPILE_LANGUAGE:C,CXX>:U_HAVE_TIMEZONE=0>
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$<$<COMPILE_LANGUAGE:C,CXX>:_WASI_EMULATED_SIGNAL>
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$<$<COMPILE_LANGUAGE:C,CXX>:_WASI_EMULATED_MMAN>)
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add_link_options("-Lwasi-emulated-signal")
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add_link_options("-Lwasi-emulated-mman")
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endif()
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if(BUILD_SHARED_LIBS)
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set(install_directory swift)
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else()
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set(install_directory swift_static)
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endif()
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if(NOT SWIFT_SYSTEM_NAME)
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if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
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set(SWIFT_SYSTEM_NAME macosx)
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else()
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set(SWIFT_SYSTEM_NAME "$<LOWER_CASE:${CMAKE_SYSTEM_NAME}>")
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endif()
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endif()
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add_subdirectory(icuSources)
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add_subdirectory(cmake/modules)

‎Package.swift

Lines changed: 18 additions & 77 deletions
Original file line numberDiff line numberDiff line change
@@ -38,7 +38,15 @@ var buildSettings: [CXXSetting] = [
3838
// Where data are stored
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.define("ICU_DATA_DIR", to: "\"/usr/share/icu/\""),
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.define("USE_PACKAGE_DATA", to: "1"),
41-
.define("APPLE_ICU_CHANGES", to: "1")
41+
.define("APPLE_ICU_CHANGES", to: "1"),
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43+
.headerSearchPath("common"),
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.headerSearchPath("io"),
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.headerSearchPath("i18n"),
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.headerSearchPath("include"),
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.define("U_I18N_IMPLEMENTATION"),
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.define("SWIFT_PACKAGE", to: "1", .when(platforms: [.linux])),
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.define("U_IO_IMPLEMENTATION"),
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]
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4452
#if os(Windows)
@@ -48,30 +56,6 @@ buildSettings.append(contentsOf: [
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])
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#endif
5058

51-
let commonBuildSettings: [CXXSetting] = buildSettings.appending([
52-
.headerSearchPath("."),
53-
])
54-
55-
let i18nBuildSettings: [CXXSetting] = buildSettings.appending([
56-
.define("U_I18N_IMPLEMENTATION"),
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.define("SWIFT_PACKAGE", to: "1", .when(platforms: [.linux])),
58-
.headerSearchPath("../common"),
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.headerSearchPath("."),
60-
])
61-
62-
let ioBuildSettings: [CXXSetting] = buildSettings.appending([
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.define("U_IO_IMPLEMENTATION"),
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.headerSearchPath("../common"),
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.headerSearchPath("../i18n"),
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.headerSearchPath("."),
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])
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let stubDataBuildSettings: [CXXSetting] = buildSettings.appending([
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.headerSearchPath("../common"),
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.headerSearchPath("../i18n"),
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.headerSearchPath("."),
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])
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let linkerSettings: [LinkerSetting] = [
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.linkedLibrary("wasi-emulated-signal", .when(platforms: [.wasi])),
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.linkedLibrary("wasi-emulated-mman", .when(platforms: [.wasi])),
@@ -82,62 +66,19 @@ let package = Package(
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products: [
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.library(
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name: "_FoundationICU",
85-
targets: ["_FoundationICU"]),
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.library(
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name: "_FoundationICUCommon",
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targets: ["_FoundationICUCommon"]),
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.library(
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name: "_FoundationICUI18N",
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targets: ["_FoundationICUI18N"]),
92-
.library(
93-
name: "_FoundationICUIO",
94-
targets: ["_FoundationICUIO"]),
69+
targets: [
70+
"_FoundationICU"
71+
]
72+
)
9573
],
9674
targets: [
9775
.target(
9876
name: "_FoundationICU",
99-
dependencies: [
100-
"_FoundationICUCommon",
101-
"_FoundationICUI18N",
102-
"_FoundationICUIO",
103-
"_FoundationICUStubData"
104-
],
105-
path: "swift/FoundationICU"),
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.target(
107-
name: "_FoundationICUCommon",
108-
path: "icuSources/common",
109-
publicHeadersPath: "include",
110-
cxxSettings: commonBuildSettings),
111-
.target(
112-
name: "_FoundationICUI18N",
113-
dependencies: ["_FoundationICUCommon"],
114-
path: "icuSources/i18n",
115-
publicHeadersPath: "include",
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cxxSettings: i18nBuildSettings),
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.target(
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name: "_FoundationICUIO",
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dependencies: ["_FoundationICUCommon", "_FoundationICUI18N"],
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path: "icuSources/io",
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publicHeadersPath: "include",
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cxxSettings: ioBuildSettings),
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.target(
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name: "_FoundationICUStubData",
125-
dependencies: ["_FoundationICUCommon"],
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path: "icuSources/stubdata",
127-
publicHeadersPath: ".",
128-
cxxSettings: stubDataBuildSettings),
77+
path: "icuSources",
78+
exclude: ["stubdata"],
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cxxSettings: buildSettings,
80+
linkerSettings: linkerSettings
81+
)
12982
],
13083
cxxLanguageStandard: .cxx14
13184
)
132-
133-
for target in package.targets {
134-
target.linkerSettings = linkerSettings
135-
}
136-
137-
fileprivate extension Array {
138-
func appending(_ other: Self) -> Self {
139-
var me = self
140-
me.append(contentsOf: other)
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return me
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}
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}

‎cmake/modules/CMakeLists.txt

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##===----------------------------------------------------------------------===##
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##
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## This source file is part of the Swift open source project
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##
5+
## Copyright (c) 2024 Apple Inc. and the Swift project authors
6+
## Licensed under Apache License v2.0
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##
8+
## See LICENSE.txt for license information
9+
## See CONTRIBUTORS.md for the list of Swift project authors
10+
##
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## SPDX-License-Identifier: Apache-2.0
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##
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##===----------------------------------------------------------------------===##
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set(SWIFT_FOUNDATION_ICU_EXPORTS_FILE ${CMAKE_CURRENT_BINARY_DIR}/SwiftFoundationICUExports.cmake)
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17+
configure_file(SwiftFoundationICUConfig.cmake.in
18+
${CMAKE_CURRENT_BINARY_DIR}/SwiftFoundationICUConfig.cmake)
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get_property(SWIFT_FOUNDATION_ICU_EXPORTS GLOBAL PROPERTY SWIFT_FOUNDATION_ICU_EXPORTS)
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export(TARGETS ${SWIFT_FOUNDATION_ICU_EXPORTS}
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NAMESPACE SwiftFoundationICU::
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FILE ${SWIFT_FOUNDATION_ICU_EXPORTS_FILE}
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EXPORT_LINK_INTERFACE_LIBRARIES)

‎cmake/modules/SwiftFoundationICUConfig.cmake.in

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##===----------------------------------------------------------------------===##
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##
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## This source file is part of the Swift open source project
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##
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## Copyright (c) 2024 Apple Inc. and the Swift project authors
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## Licensed under Apache License v2.0
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##
8+
## See LICENSE.txt for license information
9+
## See CONTRIBUTORS.md for the list of Swift project authors
10+
##
11+
## SPDX-License-Identifier: Apache-2.0
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##
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##===----------------------------------------------------------------------===##
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15+
if(NOT TARGET SwiftFoundationICU)
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include(@SWIFT_FOUNDATION_ICU_EXPORTS_FILE@)
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endif()

‎icuSources/CMakeLists.txt

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##===----------------------------------------------------------------------===##
2+
##
3+
## This source file is part of the SwiftFoundation open source project
4+
##
5+
## Copyright (c) 2024 Apple Inc. and the SwiftFoundation project authors
6+
## Licensed under Apache License v2.0
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##
8+
## See LICENSE.txt for license information
9+
## See CONTRIBUTORS.md for the list of SwiftFoundation project authors
10+
##
11+
## SPDX-License-Identifier: Apache-2.0
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##
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##===----------------------------------------------------------------------===##
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15+
add_library(_FoundationICU)
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17+
target_include_directories(_FoundationICU
18+
PUBLIC
19+
include/)
20+
21+
add_subdirectory(common)
22+
add_subdirectory(i18n)
23+
add_subdirectory(io)
24+
25+
target_link_libraries(_FoundationICU PRIVATE stdc++)
26+
target_compile_definitions(_FoundationICU PRIVATE U_I18N_IMPLEMENTATION U_IO_IMPLEMENTATION)
27+
if(CMAKE_SYSTEM_NAME STREQUAL Linux)
28+
target_compile_definitions(_FoundationICU PRIVATE SWIFT_PACKAGE=1)
29+
endif()
30+
set_target_properties(_FoundationICU PROPERTIES
31+
INSTALL_RPATH "$ORIGIN")
32+
33+
# Install binary
34+
install(TARGETS _FoundationICU
35+
ARCHIVE DESTINATION lib/${install_directory}/${SWIFT_SYSTEM_NAME}
36+
LIBRARY DESTINATION lib/${install_directory}/${SWIFT_SYSTEM_NAME}
37+
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
38+
39+
# Install headers
40+
install(DIRECTORY
41+
include/
42+
DESTINATION
43+
lib/${install_directory})
44+
45+
set_property(GLOBAL APPEND PROPERTY SWIFT_FOUNDATION_ICU_EXPORTS _FoundationICU)

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