Introduce Cmake support for SwiftCorelibsFoundation

CMakeLists.txt

@@ -0,0 +1,128 @@
+##===----------------------------------------------------------------------===##
+##
+## 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)
+
+list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules)
+
+if(POLICY CMP0156)
+    # Deduplicate linked libraries where appropriate
+    cmake_policy(SET CMP0156 NEW)
+endif()
+
+if(POLICY CMP0157)
+    # New Swift build model: improved incremental build performance and LSP support
+    cmake_policy(SET CMP0157 NEW)
+endif()
+
+if (NOT DEFINED CMAKE_C_COMPILER)
+    set(CMAKE_C_COMPILER clang)
+endif()
+
+project(Foundation
+    LANGUAGES C Swift)
+
+if(NOT SWIFT_SYSTEM_NAME)
+  if(CMAKE_SYSTEM_NAME STREQUAL Darwin)
+    set(SWIFT_SYSTEM_NAME macosx)
+  else()
+    set(SWIFT_SYSTEM_NAME "$<LOWER_CASE:${CMAKE_SYSTEM_NAME}>")
+  endif()
+endif()
+
+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)
+
+# Fetchable dependcies
+include(FetchContent)
+if (_SwiftFoundationICU_SourceDIR)
+    FetchContent_Declare(SwiftFoundationICU
+        SOURCE_DIR ${_SwiftFoundationICU_SourceDIR})
+else()
+    FetchContent_Declare(SwiftFoundationICU
+        GIT_REPOSITORY https://github.com/apple/swift-foundation-icu.git
+        GIT_TAG 0.0.8)
+endif()
+
+if (_SwiftFoundation_SourceDIR)
+    FetchContent_Declare(SwiftFoundation
+        SOURCE_DIR ${_SwiftFoundation_SourceDIR})
+else()
+    FetchContent_Declare(SwiftFoundation
+        GIT_REPOSITORY https://github.com/apple/swift-foundation.git
+        GIT_TAG main)
+endif()
+FetchContent_MakeAvailable(SwiftFoundationICU SwiftFoundation)
+
+# Precompute module triple for installation
+if(NOT SwiftFoundation_MODULE_TRIPLE)
+    set(module_triple_command "${CMAKE_Swift_COMPILER}" -print-target-info)
+    if(CMAKE_Swift_COMPILER_TARGET)
+        list(APPEND module_triple_command -target ${CMAKE_Swift_COMPILER_TARGET})
+    endif()
+    execute_process(COMMAND ${module_triple_command} OUTPUT_VARIABLE target_info_json)
+    string(JSON module_triple GET "${target_info_json}" "target" "moduleTriple")
+    set(SwiftFoundation_MODULE_TRIPLE "${module_triple}" CACHE STRING "swift module triple used for installed swiftmodule and swiftinterface files")
+    mark_as_advanced(SwiftFoundation_MODULE_TRIPLE)
+endif()
+
+# System dependencies (fail fast if dependencies are missing)
+find_package(LibXml2 REQUIRED)
+find_package(CURL REQUIRED)
+find_package(dispatch CONFIG REQUIRED)
+
+# Common build flags (_CFURLSessionInterface, _CFXMLInterface, CoreFoundation)
+list(APPEND _Foundation_common_build_flags
+    "-DDEPLOYMENT_RUNTIME_SWIFT"
+    "-DCF_BUILDING_CF"
+    "-DDEPLOYMENT_ENABLE_LIBDISPATCH"
+    "-DHAVE_STRUCT_TIMESPEC"
+    "-DSWIFT_CORELIBS_FOUNDATION_HAS_THREADS"
+    "-Wno-shorten-64-to-32"
+    "-Wno-deprecated-declarations"
+    "-Wno-unreachable-code"
+    "-Wno-conditional-uninitialized"
+    "-Wno-unused-variable"
+    "-Wno-unused-function"
+    "-Wno-microsoft-enum-forward-reference"
+    "-fconstant-cfstrings"
+    "-fexceptions" # TODO: not on OpenBSD
+    "-fdollars-in-identifiers"
+    "-fno-common"
+    "-fcf-runtime-abi=swift"
+    "-fblocks")
+
+if(CMAKE_BUILD_TYPE STREQUAL Debug)
+    list(APPEND _Foundation_common_build_flags
+        "-DDEBUG")
+endif()
+
+# Swift build flags (Foundation, FoundationNetworking, FoundationXML)
+set(_Foundation_swift_build_flags)
+list(APPEND _Foundation_swift_build_flags
+    "-DDEPLOYMENT_RUNTIME_SWIFT"
+    "-DSWIFT_CORELIBS_FOUNDATION_HAS_THREADS")
+
+if(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR CMAKE_SYSTEM_NAME STREQUAL "Android")
+    list(APPEND _Foundation_common_build_flags
+        "-D_GNU_SOURCE"
+        "-I/usr/lib/swift") # dispatch
+endif()
+
+include(FoundationSwiftSupport)
+
+add_subdirectory(Sources)
+add_subdirectory(cmake/modules)

Package.swift

@@ -78,7 +78,7 @@ let package = Package(
     dependencies: [
         .package(
             url: "https://github.com/apple/swift-foundation-icu",
-            from: "0.0.5"
+            from: "0.0.7"
         ),
         .package(
            url: "https://github.com/apple/swift-foundation",
@@ -121,7 +121,7 @@ let package = Package(
         .target(
             name: "_CoreFoundation",
             dependencies: [
-                .product(name: "FoundationICU", package: "swift-foundation-icu"),
+                .product(name: "_FoundationICU", package: "swift-foundation-icu"),
             ],
             path: "Sources/CoreFoundation",
             cSettings: coreFoundationBuildSettings

Sources/CMakeLists.txt

@@ -0,0 +1,20 @@
+##===----------------------------------------------------------------------===##
+##
+## 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
+##
+##===----------------------------------------------------------------------===##
+
+add_subdirectory(CoreFoundation)
+add_subdirectory(_CFXMLInterface)
+add_subdirectory(_CFURLSessionInterface)
+add_subdirectory(Foundation)
+add_subdirectory(FoundationXML)
+add_subdirectory(FoundationNetworking)

Sources/CoreFoundation/CFBundle_Locale.c

@@ -15,9 +15,9 @@
 #include "CFPreferences.h"
 
 #if __HAS_APPLE_ICU__
-#include <unicode/ualoc.h>
+#include <_foundation_unicode/ualoc.h>
 #endif
-#include <unicode/uloc.h>
+#include <_foundation_unicode/uloc.h>
 #include <ctype.h>
 
 static CFStringRef _CFBundleCopyLanguageFoundInLocalizations(CFArrayRef localizations, CFStringRef language);

Sources/CoreFoundation/CFCharacterSet.c

@@ -20,8 +20,8 @@
 #include <stdlib.h>
 #include <string.h>
 #include "CFPriv.h"
-#include <unicode/uchar.h>
-#include <unicode/uset.h>
+#include <_foundation_unicode/uchar.h>
+#include <_foundation_unicode/uset.h>
 
 #define BITSPERBYTE	8	/* (CHAR_BIT * sizeof(unsigned char)) */
 #define LOG_BPB		3

Sources/CoreFoundation/CFDateIntervalFormatter.c

@@ -20,7 +20,7 @@
 #include "CFLocale.h"
 #include "CFTimeZone.h"
 
-#include <unicode/udateintervalformat.h>
+#include <_foundation_unicode/udateintervalformat.h>
 
 #if TARGET_OS_WASI
 #define LOCK() do {} while (0)

Sources/CoreFoundation/CFICUConverters.c

@@ -13,8 +13,8 @@
 #include "CFICUConverters.h"
 #include "CFStringEncodingExt.h"
 #include "CFUniChar.h"
-#include <unicode/ucnv.h>
-#include <unicode/uversion.h>
+#include <_foundation_unicode/ucnv.h>
+#include <_foundation_unicode/uversion.h>
 #include "CFInternal.h"
 #include <stdio.h>
 

Sources/CoreFoundation/CFLocale.c

@@ -24,18 +24,18 @@
 #include "CFLocaleInternal.h"
 #include <stdatomic.h>
 #if TARGET_OS_MAC || TARGET_OS_WIN32 || TARGET_OS_LINUX || TARGET_OS_BSD || TARGET_OS_WASI
-#include <unicode/uloc.h>           // ICU locales
-#include <unicode/ulocdata.h>       // ICU locale data
-#include <unicode/ucal.h>
-#include <unicode/ucurr.h>          // ICU currency functions
-#include <unicode/uset.h>           // ICU Unicode sets
-#include <unicode/putil.h>          // ICU low-level utilities
-#include <unicode/umsg.h>           // ICU message formatting
-#include <unicode/ucol.h>
-#include <unicode/unumsys.h>        // ICU numbering systems
-#include <unicode/uvernum.h>
-#if U_ICU_VERSION_MAJOR_NUM > 53 && __has_include(<unicode/uameasureformat.h>)
-#include <unicode/uameasureformat.h>
+#include <_foundation_unicode/uloc.h>           // ICU locales
+#include <_foundation_unicode/ulocdata.h>       // ICU locale data
+#include <_foundation_unicode/ucal.h>
+#include <_foundation_unicode/ucurr.h>          // ICU currency functions
+#include <_foundation_unicode/uset.h>           // ICU Unicode sets
+#include <_foundation_unicode/putil.h>          // ICU low-level utilities
+#include <_foundation_unicode/umsg.h>           // ICU message formatting
+#include <_foundation_unicode/ucol.h>
+#include <_foundation_unicode/unumsys.h>        // ICU numbering systems
+#include <_foundation_unicode/uvernum.h>
+#if U_ICU_VERSION_MAJOR_NUM > 53 && __has_include(<_foundation_unicode/uameasureformat.h>)
+#include <_foundation_unicode/uameasureformat.h>
 
 extern int32_t
 uameasfmt_getUnitsForUsage( const char*     locale,
@@ -1745,7 +1745,7 @@ static bool __CFLocaleCopyTemperatureUnit(CFLocaleRef locale, bool user, CFTypeR
     if (!done) {
         char localeID[ULOC_FULLNAME_CAPACITY+ULOC_KEYWORD_AND_VALUES_CAPACITY];
         if (CFStringGetCString(locale->_identifier, localeID, sizeof(localeID)/sizeof(char), kCFStringEncodingASCII)) {
-#if U_ICU_VERSION_MAJOR_NUM > 53 && __has_include(<unicode/uameasureformat.h>)
+#if U_ICU_VERSION_MAJOR_NUM > 53 && __has_include(<_foundation_unicode/uameasureformat.h>)
             UErrorCode icuStatus = U_ZERO_ERROR;
             UAMeasureUnit unit;
             int32_t unitCount = uameasfmt_getUnitsForUsage(localeID, "temperature", "weather", &unit, 1, &icuStatus);

Sources/CoreFoundation/CFLocaleIdentifier.c

@@ -59,7 +59,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #if TARGET_OS_MAC || TARGET_OS_WIN32 || TARGET_OS_LINUX || TARGET_OS_BSD
-#include <unicode/uloc.h>
+#include <_foundation_unicode/uloc.h>
 #else
 #define ULOC_KEYWORD_SEPARATOR '@'
 #define ULOC_FULLNAME_CAPACITY 56

Sources/CoreFoundation/CFRegularExpression.c

@@ -15,7 +15,7 @@
 #include "CFInternal.h"
 #define U_SHOW_DRAFT_API 1
 #define U_SHOW_INTERNAL_API 1
-#include <unicode/uregex.h>
+#include <_foundation_unicode/uregex.h>
 
 #define STACK_BUFFER_SIZE 256
 

Sources/CoreFoundation/CFString.c

@@ -27,7 +27,7 @@
 #include "CFString_Internal.h"
 #include "CFRuntime_Internal.h"
 #include <assert.h>
-#include <unicode/uchar.h>
+#include <_foundation_unicode/uchar.h>
 #if TARGET_OS_MAC || TARGET_OS_WIN32 || TARGET_OS_LINUX || TARGET_OS_BSD
 #include "CFConstantKeys.h"
 #include "CFStringLocalizedFormattingInternal.h"

Sources/CoreFoundation/CFStringTransform.c

@@ -19,7 +19,7 @@
 #include "CFUniChar.h"
 #include "CFPriv.h"
 #include "CFInternal.h"
-#include <unicode/utrans.h>
+#include <_foundation_unicode/utrans.h>
 
 static const char *__CFStringTransformGetICUIdentifier(CFStringRef identifier);
 

Sources/CoreFoundation/CFStringUtilities.c

@@ -19,8 +19,8 @@
 #include <limits.h>
 #include <stdlib.h>
 #if TARGET_OS_MAC || TARGET_OS_WIN32 || TARGET_OS_LINUX || TARGET_OS_WASI
-#include <unicode/ucol.h>
-#include <unicode/ucoleitr.h>
+#include <_foundation_unicode/ucol.h>
+#include <_foundation_unicode/ucoleitr.h>
 #endif
 #include <string.h>
 

Sources/CoreFoundation/CFTimeZone.c

@@ -21,9 +21,9 @@
 #include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
-#include <unicode/ucal.h>
-#include <unicode/udat.h>
-#include <unicode/ustring.h>
+#include <_foundation_unicode/ucal.h>
+#include <_foundation_unicode/udat.h>
+#include <_foundation_unicode/ustring.h>
 #include "CFDateFormatter.h"
 #if TARGET_OS_MAC || TARGET_OS_LINUX || TARGET_OS_BSD || TARGET_OS_WASI
 #include <dirent.h>