diff --git a/CMake/platforms/.editorconfig b/CMake/platforms/.editorconfig new file mode 100644 index 000000000..32b11346f --- /dev/null +++ b/CMake/platforms/.editorconfig @@ -0,0 +1,2 @@ +[ios.toolchain.cmake] +end_of_line = lf diff --git a/CMake/platforms/ios.cmake b/CMake/platforms/ios.cmake index 6c3cccbc2..6287a778b 100644 --- a/CMake/platforms/ios.cmake +++ b/CMake/platforms/ios.cmake @@ -1,3 +1,5 @@ +enable_language(OBJC) + # General build options. set(BUILD_TESTING OFF) diff --git a/CMake/platforms/ios.toolchain.cmake b/CMake/platforms/ios.toolchain.cmake index fd6b07034..5d0458771 100644 --- a/CMake/platforms/ios.toolchain.cmake +++ b/CMake/platforms/ios.toolchain.cmake @@ -1,945 +1,976 @@ -# This file is part of the ios-cmake project. It was retrieved from -# https://github.com/leetal/ios-cmake.git, which is a fork of -# https://github.com/gerstrong/ios-cmake.git, which is a fork of -# https://github.com/cristeab/ios-cmake.git, which is a fork of -# https://code.google.com/p/ios-cmake/. Which in turn is based off of -# the Platform/Darwin.cmake and Platform/UnixPaths.cmake files which -# are included with CMake 2.8.4 -# -# The ios-cmake project is licensed under the new BSD license. -# -# Copyright (c) 2014, Bogdan Cristea and LTE Engineering Software, -# Kitware, Inc., Insight Software Consortium. All rights reserved. -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# -# 3. Neither the name of the copyright holder nor the names of its -# contributors may be used to endorse or promote products derived from -# this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -# POSSIBILITY OF SUCH DAMAGE. -# -# This file is based off of the Platform/Darwin.cmake and -# Platform/UnixPaths.cmake files which are included with CMake 2.8.4 -# It has been altered for iOS development. -# -# Updated by Alex Stewart (alexs.mac@gmail.com) -# -# ***************************************************************************** -# Now maintained by Alexander Widerberg (widerbergaren [at] gmail.com) -# under the BSD-3-Clause license -# https://github.com/leetal/ios-cmake -# ***************************************************************************** -# -# INFORMATION / HELP -# -# The following options control the behaviour of this toolchain: -# -# PLATFORM: (default "OS64") -# OS = Build for iPhoneOS. -# OS64 = Build for arm64 iphoneOS. -# OS64COMBINED = Build for arm64 x86_64 iphoneOS. Combined into FAT STATIC lib (supported on 3.14+ of CMakewith "-G Xcode" argument ONLY) -# SIMULATOR = Build for x86 i386 iphoneOS Simulator. -# SIMULATOR64 = Build for x86_64 iphoneOS Simulator. -# SIMULATORARM64 = Build for arm64 iphoneOS Simulator. -# TVOS = Build for arm64 tvOS. -# TVOSCOMBINED = Build for arm64 x86_64 tvOS. Combined into FAT STATIC lib (supported on 3.14+ of CMake with "-G Xcode" argument ONLY) -# SIMULATOR_TVOS = Build for x86_64 tvOS Simulator. -# WATCHOS = Build for armv7k arm64_32 for watchOS. -# WATCHOSCOMBINED = Build for armv7k arm64_32 x86_64 watchOS. Combined into FAT STATIC lib (supported on 3.14+ of CMake with "-G Xcode" argument ONLY) -# SIMULATOR_WATCHOS = Build for x86_64 for watchOS Simulator. -# MAC = Build for x86_64 macOS. -# MAC_ARM64 = Build for Apple Silicon macOS. -# MAC_CATALYST = Build for x86_64 macOS with Catalyst support (iOS toolchain on macOS). -# Note: The build argument "MACOSX_DEPLOYMENT_TARGET" can be used to control min-version of macOS -# MAC_CATALYST_ARM64 = Build for Apple Silicon macOS with Catalyst support (iOS toolchain on macOS). -# Note: The build argument "MACOSX_DEPLOYMENT_TARGET" can be used to control min-version of macOS -# -# CMAKE_OSX_SYSROOT: Path to the SDK to use. By default this is -# automatically determined from PLATFORM and xcodebuild, but -# can also be manually specified (although this should not be required). -# -# CMAKE_DEVELOPER_ROOT: Path to the Developer directory for the platform -# being compiled for. By default this is automatically determined from -# CMAKE_OSX_SYSROOT, but can also be manually specified (although this should -# not be required). -# -# DEPLOYMENT_TARGET: Minimum SDK version to target. Default 2.0 on watchOS and 9.0 on tvOS+iOS -# -# ENABLE_BITCODE: (1|0) Enables or disables bitcode support. Default 1 (true) -# -# ENABLE_ARC: (1|0) Enables or disables ARC support. Default 1 (true, ARC enabled by default) -# -# ENABLE_VISIBILITY: (1|0) Enables or disables symbol visibility support. Default 0 (false, visibility hidden by default) -# -# ENABLE_STRICT_TRY_COMPILE: (1|0) Enables or disables strict try_compile() on all Check* directives (will run linker -# to actually check if linking is possible). Default 0 (false, will set CMAKE_TRY_COMPILE_TARGET_TYPE to STATIC_LIBRARY) -# -# ARCHS: (armv7 armv7s armv7k arm64 arm64_32 i386 x86_64) If specified, will override the default architectures for the given PLATFORM -# OS = armv7 armv7s arm64 (if applicable) -# OS64 = arm64 (if applicable) -# SIMULATOR = i386 -# SIMULATOR64 = x86_64 -# SIMULATORARM64 = arm64 -# TVOS = arm64 -# SIMULATOR_TVOS = x86_64 (i386 has since long been deprecated) -# WATCHOS = armv7k arm64_32 (if applicable) -# SIMULATOR_WATCHOS = x86_64 (i386 has since long been deprecated) -# MAC = x86_64 -# MAC_ARM64 = arm64 -# MAC_CATALYST = x86_64 -# MAC_CATALYST_ARM64 = arm64 -# -# This toolchain defines the following properties (available via get_property()) for use externally: -# -# PLATFORM: The currently targeted platform. -# XCODE_VERSION: Version number (not including Build version) of Xcode detected. -# SDK_VERSION: Version of SDK being used. -# OSX_ARCHITECTURES: Architectures being compiled for (generated from PLATFORM). -# APPLE_TARGET_TRIPLE: Used by autoconf build systems. NOTE: If "ARCHS" are overridden, this will *NOT* be set! -# -# This toolchain defines the following macros for use externally: -# -# set_xcode_property (TARGET XCODE_PROPERTY XCODE_VALUE XCODE_VARIANT) -# A convenience macro for setting xcode specific properties on targets. -# Available variants are: All, Release, RelWithDebInfo, Debug, MinSizeRel -# example: set_xcode_property (myioslib IPHONEOS_DEPLOYMENT_TARGET "3.1" "all"). -# -# find_host_package (PROGRAM ARGS) -# A macro used to find executable programs on the host system, not within the -# environment. Thanks to the android-cmake project for providing the -# command. -# - -cmake_minimum_required(VERSION 3.8.0) - -# CMake invokes the toolchain file twice during the first build, but only once during subsequent rebuilds. -if(DEFINED ENV{_IOS_TOOLCHAIN_HAS_RUN}) - return() -endif() -set(ENV{_IOS_TOOLCHAIN_HAS_RUN} true) - -############################################################################### -# OPTIONS # -############################################################################### - -option(DROP_32_BIT "Drops the 32-bit targets universally." YES) - -############################################################################### -# END OPTIONS # -############################################################################### - -# List of supported platform values -list(APPEND _supported_platforms - "OS" "OS64" "OS64COMBINED" "SIMULATOR" "SIMULATOR64" "SIMULATORARM64" - "TVOS" "TVOSCOMBINED" "SIMULATOR_TVOS" - "WATCHOS" "WATCHOSCOMBINED" "SIMULATOR_WATCHOS" - "MAC" "MAC_ARM64" - "MAC_CATALYST" "MAC_CATALYST_ARM64") - -# Cache what generator is used -set(USED_CMAKE_GENERATOR "${CMAKE_GENERATOR}") - -# Check if using a CMake version capable of building combined FAT builds (simulator and target slices combined in one static lib) -if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.14") - set(MODERN_CMAKE YES) -endif() - -# Get the Xcode version being used. -# Problem: CMake runs toolchain files multiple times, but can't read cache variables on some runs. -# Workaround: On first run (in which cache variables are always accessible), set an intermediary environment variable. -# -# NOTE: This pattern is used i many places in this toolchain to speed up checks of all sorts -if(DEFINED XCODE_VERSION_INT) - # Environment variables are always preserved. - set(ENV{_XCODE_VERSION_INT} "${XCODE_VERSION_INT}") -elseif(DEFINED ENV{_XCODE_VERSION_INT}) - set(XCODE_VERSION_INT "$ENV{_XCODE_VERSION_INT}") -elseif(NOT DEFINED XCODE_VERSION_INT) - find_program(XCODEBUILD_EXECUTABLE xcodebuild) - if(NOT XCODEBUILD_EXECUTABLE) - message(FATAL_ERROR "xcodebuild not found. Please install either the standalone commandline tools or Xcode.") - endif() - execute_process(COMMAND ${XCODEBUILD_EXECUTABLE} -version - OUTPUT_VARIABLE XCODE_VERSION_INT - ERROR_QUIET - OUTPUT_STRIP_TRAILING_WHITESPACE) - string(REGEX MATCH "Xcode [0-9\\.]+" XCODE_VERSION_INT "${XCODE_VERSION_INT}") - string(REGEX REPLACE "Xcode ([0-9\\.]+)" "\\1" XCODE_VERSION_INT "${XCODE_VERSION_INT}") - set(XCODE_VERSION_INT "${XCODE_VERSION_INT}" CACHE INTERNAL "") -endif() - -# Assuming that xcode 12.0 is installed you most probably have ios sdk 14.0 or later installed (tested on Big Sur) -# if you don't set a deployment target it will be set the way you only get 64-bit builds -if(NOT DEFINED DEPLOYMENT_TARGET AND XCODE_VERSION_INT VERSION_GREATER 12.0) - # Temporarily fix the arm64 issues in CMake install-combined by excluding arm64 for simulator builds (needed for Apple Silicon...) - set(CMAKE_XCODE_ATTRIBUTE_EXCLUDED_ARCHS[sdk=iphonesimulator*] "arm64") -endif() - -# Check if the platform variable is set -if(DEFINED PLATFORM) - # Environment variables are always preserved. - set(ENV{_PLATFORM} "${PLATFORM}") -elseif(DEFINED ENV{_PLATFORM}) - set(PLATFORM "$ENV{_PLATFORM}") -elseif(NOT DEFINED PLATFORM) - message(FATAL_ERROR "PLATFORM argument not set. Bailing configure since I don't know what target you want to build for!") -endif () - -if(PLATFORM MATCHES ".*COMBINED" AND NOT CMAKE_GENERATOR MATCHES "Xcode") - message(FATAL_ERROR "The combined builds support requires Xcode to be used as generator via '-G Xcode' command-line argument in CMake") -endif() - -# Safeguard that the platform value is set and is one of the supported values -list(FIND _supported_platforms ${PLATFORM} contains_PLATFORM) -if("${contains_PLATFORM}" EQUAL "-1") - string(REPLACE ";" "\n * " _supported_platforms_formatted "${_supported_platforms}") - message(FATAL_ERROR " Invalid PLATFORM specified! Current value: ${PLATFORM}.\n" - " Supported PLATFORM values: \n * ${_supported_platforms_formatted}") -endif() - -# Check if Apple Silicon is supported -if(PLATFORM MATCHES "^(MAC_ARM64)$|^(MAC_CATALYST_ARM64)$" AND ${CMAKE_VERSION} VERSION_LESS "3.19.5") - message(FATAL_ERROR "Apple Silicon builds requires a minimum of CMake 3.19.5") -endif() - -# Touch toolchain variable to suppress "unused variable" warning. -# This happens if CMake is invoked with the same command line the second time. -if(CMAKE_TOOLCHAIN_FILE) -endif() - -# Fix for PThread library not in path -set(CMAKE_THREAD_LIBS_INIT "-lpthread") -set(CMAKE_HAVE_THREADS_LIBRARY 1) -set(CMAKE_USE_WIN32_THREADS_INIT 0) -set(CMAKE_USE_PTHREADS_INIT 1) - -# Specify minimum version of deployment target. -if(NOT DEFINED DEPLOYMENT_TARGET) - if (PLATFORM MATCHES "WATCHOS") - # Unless specified, SDK version 4.0 is used by default as minimum target version (watchOS). - set(DEPLOYMENT_TARGET "4.0") - elseif(PLATFORM STREQUAL "MAC") - # Unless specified, SDK version 10.13 (High sierra) is used by default as minimum target version (macos). - set(DEPLOYMENT_TARGET "10.13") - elseif(PLATFORM STREQUAL "MAC_ARM64") - # Unless specified, SDK version 11.0 (Big Sur) is used by default as minimum target version (macos on arm). - set(DEPLOYMENT_TARGET "11.0") - elseif(PLATFORM STREQUAL "MAC_CATALYST" OR PLATFORM STREQUAL "MAC_CATALYST_ARM64") - # Unless specified, SDK version 13.0 is used by default as minimum target version (mac catalyst minimum requirement). - set(DEPLOYMENT_TARGET "13.0") - else() - # Unless specified, SDK version 11.0 is used by default as minimum target version (iOS, tvOS). - set(DEPLOYMENT_TARGET "11.0") - endif() - message(STATUS "[DEFAULTS] Using the default min-version since DEPLOYMENT_TARGET not provided!") -elseif(DEFINED DEPLOYMENT_TARGET AND PLATFORM MATCHES "^MAC_CATALYST" AND ${DEPLOYMENT_TARGET} VERSION_LESS "13.0") - message(FATAL_ERROR "Mac Catalyst builds requires a minimum deployment target of 13.0!") -endif() - -# Store the DEPLOYMENT_TARGET in the cache -set(DEPLOYMENT_TARGET "${DEPLOYMENT_TARGET}" CACHE INTERNAL "") - -# Handle the case where we are targeting iOS and a version above 10.3.4 (32-bit support dropped officially) -if(PLATFORM STREQUAL "OS" AND DEPLOYMENT_TARGET VERSION_GREATER_EQUAL 10.3.4) - set(PLATFORM "OS64") - message(STATUS "Targeting minimum SDK version ${DEPLOYMENT_TARGET}. Dropping 32-bit support.") -elseif(PLATFORM STREQUAL "SIMULATOR" AND DEPLOYMENT_TARGET VERSION_GREATER_EQUAL 10.3.4) - set(PLATFORM "SIMULATOR64") - message(STATUS "Targeting minimum SDK version ${DEPLOYMENT_TARGET}. Dropping 32-bit support.") -endif() - -set(PLATFORM_INT "${PLATFORM}") - -if(DEFINED ARCHS) - string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}") -endif() - -# Determine the platform name and architectures for use in xcodebuild commands -# from the specified PLATFORM_INT name. -if(PLATFORM_INT STREQUAL "OS") - set(SDK_NAME iphoneos) - if(NOT ARCHS) - set(ARCHS armv7 armv7s arm64) - set(APPLE_TARGET_TRIPLE_INT arm-apple-ios$${DEPLOYMENT_TARGET}) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}) - endif() -elseif(PLATFORM_INT STREQUAL "OS64") - set(SDK_NAME iphoneos) - if(NOT ARCHS) - if (XCODE_VERSION_INT VERSION_GREATER 10.0) - set(ARCHS arm64) # Add arm64e when Apple have fixed the integration issues with it, libarclite_iphoneos.a is currently missung bitcode markers for example - else() - set(ARCHS arm64) - endif() - set(APPLE_TARGET_TRIPLE_INT aarch64-apple-ios${DEPLOYMENT_TARGET}) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}) - endif() -elseif(PLATFORM_INT STREQUAL "OS64COMBINED") - set(SDK_NAME iphoneos) - if(MODERN_CMAKE) - if(NOT ARCHS) - if (XCODE_VERSION_INT VERSION_GREATER 10.0) - set(ARCHS arm64 x86_64) # Add arm64e when Apple have fixed the integration issues with it, libarclite_iphoneos.a is currently missung bitcode markers for example - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] "arm64") - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] "x86_64") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] "arm64") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] "x86_64") - else() - set(ARCHS arm64 x86_64) - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] "arm64") - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] "x86_64") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] "arm64") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] "x86_64") - endif() - set(APPLE_TARGET_TRIPLE_INT aarch64-x86_64-apple-ios${DEPLOYMENT_TARGET}) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}) - endif() - else() - message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the OS64COMBINED setting work") - endif() -elseif(PLATFORM_INT STREQUAL "SIMULATOR") - set(SDK_NAME iphonesimulator) - if(NOT ARCHS) - set(ARCHS i386) - set(APPLE_TARGET_TRIPLE_INT i386-apple-ios${DEPLOYMENT_TARGET}-simulator) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator) - endif() - message(DEPRECATION "SIMULATOR IS DEPRECATED. Consider using SIMULATOR64 instead.") -elseif(PLATFORM_INT STREQUAL "SIMULATOR64") - set(SDK_NAME iphonesimulator) - if(NOT ARCHS) - set(ARCHS x86_64) - set(APPLE_TARGET_TRIPLE_INT x86_64-apple-ios${DEPLOYMENT_TARGET}-simulator) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator) - endif() -elseif(PLATFORM_INT STREQUAL "SIMULATORARM64") - set(SDK_NAME iphonesimulator) - if(NOT ARCHS) - set(ARCHS arm64) - set(APPLE_TARGET_TRIPLE_INT aarch64-apple-ios${DEPLOYMENT_TARGET}-simulator) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator) - endif() -elseif(PLATFORM_INT STREQUAL "TVOS") - set(SDK_NAME appletvos) - if(NOT ARCHS) - set(ARCHS arm64) - set(APPLE_TARGET_TRIPLE_INT aarch64-apple-tvos${DEPLOYMENT_TARGET}) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET}) - endif() -elseif (PLATFORM_INT STREQUAL "TVOSCOMBINED") - set(SDK_NAME appletvos) - if(MODERN_CMAKE) - if(NOT ARCHS) - set(ARCHS arm64 x86_64) - set(APPLE_TARGET_TRIPLE_INT aarch64-x86_64-apple-tvos${DEPLOYMENT_TARGET}) - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=appletvos*] "arm64") - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=appletvsimulator*] "x86_64") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=appletvos*] "arm64") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=appletvsimulator*] "x86_64") - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET}) - endif() - else() - message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the TVOSCOMBINED setting work") - endif() -elseif(PLATFORM_INT STREQUAL "SIMULATOR_TVOS") - set(SDK_NAME appletvsimulator) - if(NOT ARCHS) - set(ARCHS x86_64) - set(APPLE_TARGET_TRIPLE_INT x86_64-apple-tvos${DEPLOYMENT_TARGET}-simulator) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET}-simulator) - endif() -elseif(PLATFORM_INT STREQUAL "WATCHOS") - set(SDK_NAME watchos) - if(NOT ARCHS) - if (XCODE_VERSION_INT VERSION_GREATER 10.0) - set(ARCHS armv7k arm64_32) - set(APPLE_TARGET_TRIPLE_INT aarch64_32-apple-watchos${DEPLOYMENT_TARGET}) - else() - set(ARCHS armv7k) - set(APPLE_TARGET_TRIPLE_INT arm-apple-watchos${DEPLOYMENT_TARGET}) - endif() - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET}) - endif() -elseif(PLATFORM_INT STREQUAL "WATCHOSCOMBINED") - set(SDK_NAME watchos) - if(MODERN_CMAKE) - if(NOT ARCHS) - if (XCODE_VERSION_INT VERSION_GREATER 10.0) - set(ARCHS armv7k arm64_32 i386) - set(APPLE_TARGET_TRIPLE_INT aarch64_32-i386-apple-watchos${DEPLOYMENT_TARGET}) - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchos*] "armv7k arm64_32") - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchsimulator*] "i386") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchos*] "armv7k arm64_32") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchsimulator*] "i386") - else() - set(ARCHS armv7k i386) - set(APPLE_TARGET_TRIPLE_INT arm-i386-apple-watchos${DEPLOYMENT_TARGET}) - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchos*] "armv7k") - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchsimulator*] "i386") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchos*] "armv7k") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchsimulator*] "i386") - endif() - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET}) - endif() - else() - message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the WATCHOSCOMBINED setting work") - endif() -elseif(PLATFORM_INT STREQUAL "SIMULATOR_WATCHOS") - set(SDK_NAME watchsimulator) - if(NOT ARCHS) - set(ARCHS i386) - set(APPLE_TARGET_TRIPLE_INT i386-apple-watchos${DEPLOYMENT_TARGET}-simulator) - else() - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET}-simulator) - endif() -elseif(PLATFORM_INT STREQUAL "MAC" OR PLATFORM_INT STREQUAL "MAC_CATALYST") - set(SDK_NAME macosx) - if(NOT ARCHS) - set(ARCHS x86_64) - endif() - string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}") - if(PLATFORM_INT STREQUAL "MAC") - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-macosx${DEPLOYMENT_TARGET}) - elseif(PLATFORM_INT STREQUAL "MAC_CATALYST") - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-macabi) - endif() -elseif(PLATFORM_INT MATCHES "^(MAC_ARM64)$|^(MAC_CATALYST_ARM64)$") - set(SDK_NAME macosx) - if(NOT ARCHS) - set(ARCHS arm64) - endif() - string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}") - if(PLATFORM_INT STREQUAL "MAC_ARM64") - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-macosx${DEPLOYMENT_TARGET}) - elseif(PLATFORM_INT STREQUAL "MAC_CATALYST_ARM64") - set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-macabi) - endif() -else() - message(FATAL_ERROR "Invalid PLATFORM: ${PLATFORM_INT}") -endif() - -if(MODERN_CMAKE AND PLATFORM_INT MATCHES ".*COMBINED" AND NOT CMAKE_GENERATOR MATCHES "Xcode") - message(FATAL_ERROR "The COMBINED options only work with Xcode generator, -G Xcode") -endif() - -if(CMAKE_GENERATOR MATCHES "Xcode" AND PLATFORM_INT MATCHES "^MAC_CATALYST") - set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++") - set(CMAKE_XCODE_ATTRIBUTE_SUPPORTED_PLATFORMS "macosx") - set(CMAKE_XCODE_EFFECTIVE_PLATFORMS "-maccatalyst") - if(NOT DEFINED MACOSX_DEPLOYMENT_TARGET) - set(CMAKE_XCODE_ATTRIBUTE_MACOSX_DEPLOYMENT_TARGET "10.15") - else() - set(CMAKE_XCODE_ATTRIBUTE_MACOSX_DEPLOYMENT_TARGET "${MACOSX_DEPLOYMENT_TARGET}") - endif() -elseif(CMAKE_GENERATOR MATCHES "Xcode") - set(CMAKE_XCODE_ATTRIBUTE_IPHONEOS_DEPLOYMENT_TARGET "${DEPLOYMENT_TARGET}") - if(NOT PLATFORM_INT MATCHES ".*COMBINED") - set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=${SDK_NAME}*] "${ARCHS}") - set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=${SDK_NAME}*] "${ARCHS}") - endif() -endif() - -# If user did not specify the SDK root to use, then query xcodebuild for it. -if(DEFINED CMAKE_OSX_SYSROOT_INT) - # Environment variables are always preserved. - set(ENV{_CMAKE_OSX_SYSROOT_INT} "${CMAKE_OSX_SYSROOT_INT}") -elseif(DEFINED ENV{_CMAKE_OSX_SYSROOT_INT}) - set(CMAKE_OSX_SYSROOT_INT "$ENV{_CMAKE_OSX_SYSROOT_INT}") -elseif(NOT DEFINED CMAKE_OSX_SYSROOT_INT) - execute_process(COMMAND ${XCODEBUILD_EXECUTABLE} -version -sdk ${SDK_NAME} Path - OUTPUT_VARIABLE CMAKE_OSX_SYSROOT_INT - ERROR_QUIET - OUTPUT_STRIP_TRAILING_WHITESPACE) -endif() - -if (NOT DEFINED CMAKE_OSX_SYSROOT_INT AND NOT DEFINED CMAKE_OSX_SYSROOT) - message(SEND_ERROR "Please make sure that Xcode is installed and that the toolchain" - "is pointing to the correct path. 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It was retrieved from +# https://github.com/leetal/ios-cmake.git, which is a fork of +# https://github.com/gerstrong/ios-cmake.git, which is a fork of +# https://github.com/cristeab/ios-cmake.git, which is a fork of +# https://code.google.com/p/ios-cmake/. Which in turn is based off of +# the Platform/Darwin.cmake and Platform/UnixPaths.cmake files which +# are included with CMake 2.8.4 +# +# The ios-cmake project is licensed under the new BSD license. +# +# Copyright (c) 2014, Bogdan Cristea and LTE Engineering Software, +# Kitware, Inc., Insight Software Consortium. All rights reserved. +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# 3. Neither the name of the copyright holder nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER +# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +# POSSIBILITY OF SUCH DAMAGE. +# +# This file is based off of the Platform/Darwin.cmake and +# Platform/UnixPaths.cmake files which are included with CMake 2.8.4 +# It has been altered for iOS development. +# +# Updated by Alex Stewart (alexs.mac@gmail.com) +# +# ***************************************************************************** +# Now maintained by Alexander Widerberg (widerbergaren [at] gmail.com) +# under the BSD-3-Clause license +# https://github.com/leetal/ios-cmake +# ***************************************************************************** +# +# INFORMATION / HELP +# +# The following options control the behaviour of this toolchain: +# +# PLATFORM: (default "OS64") +# OS = Build for iPhoneOS. +# OS64 = Build for arm64 iphoneOS. +# OS64COMBINED = Build for arm64 x86_64 iphoneOS. Combined into FAT STATIC lib (supported on 3.14+ of CMakewith "-G Xcode" argument ONLY) +# SIMULATOR = Build for x86 i386 iphoneOS Simulator. +# SIMULATOR64 = Build for x86_64 iphoneOS Simulator. +# SIMULATORARM64 = Build for arm64 iphoneOS Simulator. +# TVOS = Build for arm64 tvOS. +# TVOSCOMBINED = Build for arm64 x86_64 tvOS. Combined into FAT STATIC lib (supported on 3.14+ of CMake with "-G Xcode" argument ONLY) +# SIMULATOR_TVOS = Build for x86_64 tvOS Simulator. +# WATCHOS = Build for armv7k arm64_32 for watchOS. +# WATCHOSCOMBINED = Build for armv7k arm64_32 x86_64 watchOS. Combined into FAT STATIC lib (supported on 3.14+ of CMake with "-G Xcode" argument ONLY) +# SIMULATOR_WATCHOS = Build for x86_64 for watchOS Simulator. +# MAC = Build for x86_64 macOS. +# MAC_ARM64 = Build for Apple Silicon macOS. +# MAC_CATALYST = Build for x86_64 macOS with Catalyst support (iOS toolchain on macOS). +# Note: The build argument "MACOSX_DEPLOYMENT_TARGET" can be used to control min-version of macOS +# MAC_CATALYST_ARM64 = Build for Apple Silicon macOS with Catalyst support (iOS toolchain on macOS). +# Note: The build argument "MACOSX_DEPLOYMENT_TARGET" can be used to control min-version of macOS +# +# CMAKE_OSX_SYSROOT: Path to the SDK to use. By default this is +# automatically determined from PLATFORM and xcodebuild, but +# can also be manually specified (although this should not be required). +# +# CMAKE_DEVELOPER_ROOT: Path to the Developer directory for the platform +# being compiled for. By default this is automatically determined from +# CMAKE_OSX_SYSROOT, but can also be manually specified (although this should +# not be required). +# +# DEPLOYMENT_TARGET: Minimum SDK version to target. Default 2.0 on watchOS and 9.0 on tvOS+iOS +# +# ENABLE_BITCODE: (1|0) Enables or disables bitcode support. Default 1 (true) +# +# ENABLE_ARC: (1|0) Enables or disables ARC support. Default 1 (true, ARC enabled by default) +# +# ENABLE_VISIBILITY: (1|0) Enables or disables symbol visibility support. Default 0 (false, visibility hidden by default) +# +# ENABLE_STRICT_TRY_COMPILE: (1|0) Enables or disables strict try_compile() on all Check* directives (will run linker +# to actually check if linking is possible). Default 0 (false, will set CMAKE_TRY_COMPILE_TARGET_TYPE to STATIC_LIBRARY) +# +# ARCHS: (armv7 armv7s armv7k arm64 arm64_32 i386 x86_64) If specified, will override the default architectures for the given PLATFORM +# OS = armv7 armv7s arm64 (if applicable) +# OS64 = arm64 (if applicable) +# SIMULATOR = i386 +# SIMULATOR64 = x86_64 +# SIMULATORARM64 = arm64 +# TVOS = arm64 +# SIMULATOR_TVOS = x86_64 (i386 has since long been deprecated) +# WATCHOS = armv7k arm64_32 (if applicable) +# SIMULATOR_WATCHOS = x86_64 (i386 has since long been deprecated) +# MAC = x86_64 +# MAC_ARM64 = arm64 +# MAC_CATALYST = x86_64 +# MAC_CATALYST_ARM64 = arm64 +# +# This toolchain defines the following properties (available via get_property()) for use externally: +# +# PLATFORM: The currently targeted platform. +# XCODE_VERSION: Version number (not including Build version) of Xcode detected. +# SDK_VERSION: Version of SDK being used. +# OSX_ARCHITECTURES: Architectures being compiled for (generated from PLATFORM). +# APPLE_TARGET_TRIPLE: Used by autoconf build systems. NOTE: If "ARCHS" are overridden, this will *NOT* be set! +# +# This toolchain defines the following macros for use externally: +# +# set_xcode_property (TARGET XCODE_PROPERTY XCODE_VALUE XCODE_VARIANT) +# A convenience macro for setting xcode specific properties on targets. +# Available variants are: All, Release, RelWithDebInfo, Debug, MinSizeRel +# example: set_xcode_property (myioslib IPHONEOS_DEPLOYMENT_TARGET "3.1" "all"). +# +# find_host_package (PROGRAM ARGS) +# A macro used to find executable programs on the host system, not within the +# environment. Thanks to the android-cmake project for providing the +# command. +# + +cmake_minimum_required(VERSION 3.8.0) + +# CMake invokes the toolchain file twice during the first build, but only once during subsequent rebuilds. +if(DEFINED ENV{_IOS_TOOLCHAIN_HAS_RUN}) + return() +endif() +set(ENV{_IOS_TOOLCHAIN_HAS_RUN} true) + +############################################################################### +# OPTIONS # +############################################################################### + +option(DROP_32_BIT "Drops the 32-bit targets universally." YES) + +############################################################################### +# END OPTIONS # +############################################################################### + +# List of supported platform values +list(APPEND _supported_platforms + "OS" "OS64" "OS64COMBINED" "SIMULATOR" "SIMULATOR64" "SIMULATORARM64" + "TVOS" "TVOSCOMBINED" "SIMULATOR_TVOS" + "WATCHOS" "WATCHOSCOMBINED" "SIMULATOR_WATCHOS" + "MAC" "MAC_ARM64" + "MAC_CATALYST" "MAC_CATALYST_ARM64") + +# Cache what generator is used +set(USED_CMAKE_GENERATOR "${CMAKE_GENERATOR}") + +# Check if using a CMake version capable of building combined FAT builds (simulator and target slices combined in one static lib) +if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.14") + set(MODERN_CMAKE YES) +endif() + +# Get the Xcode version being used. +# Problem: CMake runs toolchain files multiple times, but can't read cache variables on some runs. +# Workaround: On first run (in which cache variables are always accessible), set an intermediary environment variable. +# +# NOTE: This pattern is used i many places in this toolchain to speed up checks of all sorts +if(DEFINED XCODE_VERSION_INT) + # Environment variables are always preserved. + set(ENV{_XCODE_VERSION_INT} "${XCODE_VERSION_INT}") +elseif(DEFINED ENV{_XCODE_VERSION_INT}) + set(XCODE_VERSION_INT "$ENV{_XCODE_VERSION_INT}") +elseif(NOT DEFINED XCODE_VERSION_INT) + find_program(XCODEBUILD_EXECUTABLE xcodebuild) + if(NOT XCODEBUILD_EXECUTABLE) + message(FATAL_ERROR "xcodebuild not found. Please install either the standalone commandline tools or Xcode.") + endif() + execute_process(COMMAND ${XCODEBUILD_EXECUTABLE} -version + OUTPUT_VARIABLE XCODE_VERSION_INT + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + string(REGEX MATCH "Xcode [0-9\\.]+" XCODE_VERSION_INT "${XCODE_VERSION_INT}") + string(REGEX REPLACE "Xcode ([0-9\\.]+)" "\\1" XCODE_VERSION_INT "${XCODE_VERSION_INT}") + set(XCODE_VERSION_INT "${XCODE_VERSION_INT}" CACHE INTERNAL "") +endif() + +# Assuming that xcode 12.0 is installed you most probably have ios sdk 14.0 or later installed (tested on Big Sur) +# if you don't set a deployment target it will be set the way you only get 64-bit builds +if(NOT DEFINED DEPLOYMENT_TARGET AND XCODE_VERSION_INT VERSION_GREATER 12.0) + # Temporarily fix the arm64 issues in CMake install-combined by excluding arm64 for simulator builds (needed for Apple Silicon...) + set(CMAKE_XCODE_ATTRIBUTE_EXCLUDED_ARCHS[sdk=iphonesimulator*] "arm64") +endif() + +# Check if the platform variable is set +if(DEFINED PLATFORM) + # Environment variables are always preserved. + set(ENV{_PLATFORM} "${PLATFORM}") +elseif(DEFINED ENV{_PLATFORM}) + set(PLATFORM "$ENV{_PLATFORM}") +elseif(NOT DEFINED PLATFORM) + message(FATAL_ERROR "PLATFORM argument not set. Bailing configure since I don't know what target you want to build for!") +endif () + +if(PLATFORM MATCHES ".*COMBINED" AND NOT CMAKE_GENERATOR MATCHES "Xcode") + message(FATAL_ERROR "The combined builds support requires Xcode to be used as generator via '-G Xcode' command-line argument in CMake") +endif() + +# Safeguard that the platform value is set and is one of the supported values +list(FIND _supported_platforms ${PLATFORM} contains_PLATFORM) +if("${contains_PLATFORM}" EQUAL "-1") + string(REPLACE ";" "\n * " _supported_platforms_formatted "${_supported_platforms}") + message(FATAL_ERROR " Invalid PLATFORM specified! Current value: ${PLATFORM}.\n" + " Supported PLATFORM values: \n * ${_supported_platforms_formatted}") +endif() + +# Check if Apple Silicon is supported +if(PLATFORM MATCHES "^(MAC_ARM64)$|^(MAC_CATALYST_ARM64)$" AND ${CMAKE_VERSION} VERSION_LESS "3.19.5") + message(FATAL_ERROR "Apple Silicon builds requires a minimum of CMake 3.19.5") +endif() + +# Touch toolchain variable to suppress "unused variable" warning. +# This happens if CMake is invoked with the same command line the second time. +if(CMAKE_TOOLCHAIN_FILE) +endif() + +# Fix for PThread library not in path +set(CMAKE_THREAD_LIBS_INIT "-lpthread") +set(CMAKE_HAVE_THREADS_LIBRARY 1) +set(CMAKE_USE_WIN32_THREADS_INIT 0) +set(CMAKE_USE_PTHREADS_INIT 1) + +# Specify minimum version of deployment target. +if(NOT DEFINED DEPLOYMENT_TARGET) + if (PLATFORM MATCHES "WATCHOS") + # Unless specified, SDK version 4.0 is used by default as minimum target version (watchOS). + set(DEPLOYMENT_TARGET "4.0") + elseif(PLATFORM STREQUAL "MAC") + # Unless specified, SDK version 10.13 (High sierra) is used by default as minimum target version (macos). + set(DEPLOYMENT_TARGET "10.13") + elseif(PLATFORM STREQUAL "MAC_ARM64") + # Unless specified, SDK version 11.0 (Big Sur) is used by default as minimum target version (macos on arm). + set(DEPLOYMENT_TARGET "11.0") + elseif(PLATFORM STREQUAL "MAC_CATALYST" OR PLATFORM STREQUAL "MAC_CATALYST_ARM64") + # Unless specified, SDK version 13.0 is used by default as minimum target version (mac catalyst minimum requirement). + set(DEPLOYMENT_TARGET "13.0") + else() + # Unless specified, SDK version 11.0 is used by default as minimum target version (iOS, tvOS). + set(DEPLOYMENT_TARGET "11.0") + endif() + message(STATUS "[DEFAULTS] Using the default min-version since DEPLOYMENT_TARGET not provided!") +elseif(DEFINED DEPLOYMENT_TARGET AND PLATFORM MATCHES "^MAC_CATALYST" AND ${DEPLOYMENT_TARGET} VERSION_LESS "13.0") + message(FATAL_ERROR "Mac Catalyst builds requires a minimum deployment target of 13.0!") +endif() + +# Store the DEPLOYMENT_TARGET in the cache +set(DEPLOYMENT_TARGET "${DEPLOYMENT_TARGET}" CACHE INTERNAL "") + +# Handle the case where we are targeting iOS and a version above 10.3.4 (32-bit support dropped officially) +if(PLATFORM STREQUAL "OS" AND DEPLOYMENT_TARGET VERSION_GREATER_EQUAL 10.3.4) + set(PLATFORM "OS64") + message(STATUS "Targeting minimum SDK version ${DEPLOYMENT_TARGET}. Dropping 32-bit support.") +elseif(PLATFORM STREQUAL "SIMULATOR" AND DEPLOYMENT_TARGET VERSION_GREATER_EQUAL 10.3.4) + set(PLATFORM "SIMULATOR64") + message(STATUS "Targeting minimum SDK version ${DEPLOYMENT_TARGET}. Dropping 32-bit support.") +endif() + +set(PLATFORM_INT "${PLATFORM}") + +if(DEFINED ARCHS) + string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}") +endif() + +# Determine the platform name and architectures for use in xcodebuild commands +# from the specified PLATFORM_INT name. +if(PLATFORM_INT STREQUAL "OS") + set(SDK_NAME iphoneos) + if(NOT ARCHS) + set(ARCHS armv7 armv7s arm64) + set(APPLE_TARGET_TRIPLE_INT arm-apple-ios$${DEPLOYMENT_TARGET}) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}) + endif() +elseif(PLATFORM_INT STREQUAL "OS64") + set(SDK_NAME iphoneos) + if(NOT ARCHS) + if (XCODE_VERSION_INT VERSION_GREATER 10.0) + set(ARCHS arm64) # Add arm64e when Apple have fixed the integration issues with it, libarclite_iphoneos.a is currently missung bitcode markers for example + else() + set(ARCHS arm64) + endif() + set(APPLE_TARGET_TRIPLE_INT aarch64-apple-ios${DEPLOYMENT_TARGET}) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}) + endif() +elseif(PLATFORM_INT STREQUAL "OS64COMBINED") + set(SDK_NAME iphoneos) + if(MODERN_CMAKE) + if(NOT ARCHS) + if (XCODE_VERSION_INT VERSION_GREATER 10.0) + set(ARCHS arm64 x86_64) # Add arm64e when Apple have fixed the integration issues with it, libarclite_iphoneos.a is currently missung bitcode markers for example + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] "arm64") + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] "x86_64") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] "arm64") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] "x86_64") + else() + set(ARCHS arm64 x86_64) + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] "arm64") + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] "x86_64") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] "arm64") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] "x86_64") + endif() + set(APPLE_TARGET_TRIPLE_INT aarch64-x86_64-apple-ios${DEPLOYMENT_TARGET}) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}) + endif() + else() + message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the OS64COMBINED setting work") + endif() +elseif(PLATFORM_INT STREQUAL "SIMULATOR") + set(SDK_NAME iphonesimulator) + if(NOT ARCHS) + set(ARCHS i386) + set(APPLE_TARGET_TRIPLE_INT i386-apple-ios${DEPLOYMENT_TARGET}-simulator) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator) + endif() + message(DEPRECATION "SIMULATOR IS DEPRECATED. Consider using SIMULATOR64 instead.") +elseif(PLATFORM_INT STREQUAL "SIMULATOR64") + set(SDK_NAME iphonesimulator) + if(NOT ARCHS) + set(ARCHS x86_64) + set(APPLE_TARGET_TRIPLE_INT x86_64-apple-ios${DEPLOYMENT_TARGET}-simulator) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator) + endif() +elseif(PLATFORM_INT STREQUAL "SIMULATORARM64") + set(SDK_NAME iphonesimulator) + if(NOT ARCHS) + set(ARCHS arm64) + set(APPLE_TARGET_TRIPLE_INT aarch64-apple-ios${DEPLOYMENT_TARGET}-simulator) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator) + endif() +elseif(PLATFORM_INT STREQUAL "TVOS") + set(SDK_NAME appletvos) + if(NOT ARCHS) + set(ARCHS arm64) + set(APPLE_TARGET_TRIPLE_INT aarch64-apple-tvos${DEPLOYMENT_TARGET}) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET}) + endif() +elseif (PLATFORM_INT STREQUAL "TVOSCOMBINED") + set(SDK_NAME appletvos) + if(MODERN_CMAKE) + if(NOT ARCHS) + set(ARCHS arm64 x86_64) + set(APPLE_TARGET_TRIPLE_INT aarch64-x86_64-apple-tvos${DEPLOYMENT_TARGET}) + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=appletvos*] "arm64") + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=appletvsimulator*] "x86_64") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=appletvos*] "arm64") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=appletvsimulator*] "x86_64") + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET}) + endif() + else() + message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the TVOSCOMBINED setting work") + endif() +elseif(PLATFORM_INT STREQUAL "SIMULATOR_TVOS") + set(SDK_NAME appletvsimulator) + if(NOT ARCHS) + set(ARCHS x86_64) + set(APPLE_TARGET_TRIPLE_INT x86_64-apple-tvos${DEPLOYMENT_TARGET}-simulator) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET}-simulator) + endif() +elseif(PLATFORM_INT STREQUAL "WATCHOS") + set(SDK_NAME watchos) + if(NOT ARCHS) + if (XCODE_VERSION_INT VERSION_GREATER 10.0) + set(ARCHS armv7k arm64_32) + set(APPLE_TARGET_TRIPLE_INT aarch64_32-apple-watchos${DEPLOYMENT_TARGET}) + else() + set(ARCHS armv7k) + set(APPLE_TARGET_TRIPLE_INT arm-apple-watchos${DEPLOYMENT_TARGET}) + endif() + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET}) + endif() +elseif(PLATFORM_INT STREQUAL "WATCHOSCOMBINED") + set(SDK_NAME watchos) + if(MODERN_CMAKE) + if(NOT ARCHS) + if (XCODE_VERSION_INT VERSION_GREATER 10.0) + set(ARCHS armv7k arm64_32 i386) + set(APPLE_TARGET_TRIPLE_INT aarch64_32-i386-apple-watchos${DEPLOYMENT_TARGET}) + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchos*] "armv7k arm64_32") + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchsimulator*] "i386") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchos*] "armv7k arm64_32") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchsimulator*] "i386") + else() + set(ARCHS armv7k i386) + set(APPLE_TARGET_TRIPLE_INT arm-i386-apple-watchos${DEPLOYMENT_TARGET}) + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchos*] "armv7k") + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchsimulator*] "i386") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchos*] "armv7k") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchsimulator*] "i386") + endif() + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET}) + endif() + else() + message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the WATCHOSCOMBINED setting work") + endif() +elseif(PLATFORM_INT STREQUAL "SIMULATOR_WATCHOS") + set(SDK_NAME watchsimulator) + if(NOT ARCHS) + set(ARCHS i386) + set(APPLE_TARGET_TRIPLE_INT i386-apple-watchos${DEPLOYMENT_TARGET}-simulator) + else() + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET}-simulator) + endif() +elseif(PLATFORM_INT STREQUAL "MAC" OR PLATFORM_INT STREQUAL "MAC_CATALYST") + set(SDK_NAME macosx) + if(NOT ARCHS) + set(ARCHS x86_64) + endif() + string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}") + if(PLATFORM_INT STREQUAL "MAC") + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-macosx${DEPLOYMENT_TARGET}) + elseif(PLATFORM_INT STREQUAL "MAC_CATALYST") + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-macabi) + endif() +elseif(PLATFORM_INT MATCHES "^(MAC_ARM64)$|^(MAC_CATALYST_ARM64)$") + set(SDK_NAME macosx) + if(NOT ARCHS) + set(ARCHS arm64) + endif() + string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}") + if(PLATFORM_INT STREQUAL "MAC_ARM64") + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-macosx${DEPLOYMENT_TARGET}) + elseif(PLATFORM_INT STREQUAL "MAC_CATALYST_ARM64") + set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-macabi) + endif() +else() + message(FATAL_ERROR "Invalid PLATFORM: ${PLATFORM_INT}") +endif() + +if(MODERN_CMAKE AND PLATFORM_INT MATCHES ".*COMBINED" AND NOT CMAKE_GENERATOR MATCHES "Xcode") + message(FATAL_ERROR "The COMBINED options only work with Xcode generator, -G Xcode") +endif() + +if(CMAKE_GENERATOR MATCHES "Xcode" AND PLATFORM_INT MATCHES "^MAC_CATALYST") + set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++") + set(CMAKE_XCODE_ATTRIBUTE_SUPPORTED_PLATFORMS "macosx") + set(CMAKE_XCODE_EFFECTIVE_PLATFORMS "-maccatalyst") + if(NOT DEFINED MACOSX_DEPLOYMENT_TARGET) + set(CMAKE_XCODE_ATTRIBUTE_MACOSX_DEPLOYMENT_TARGET "10.15") + else() + set(CMAKE_XCODE_ATTRIBUTE_MACOSX_DEPLOYMENT_TARGET "${MACOSX_DEPLOYMENT_TARGET}") + endif() +elseif(CMAKE_GENERATOR MATCHES "Xcode") + set(CMAKE_XCODE_ATTRIBUTE_IPHONEOS_DEPLOYMENT_TARGET "${DEPLOYMENT_TARGET}") + if(NOT PLATFORM_INT MATCHES ".*COMBINED") + set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=${SDK_NAME}*] "${ARCHS}") + set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=${SDK_NAME}*] "${ARCHS}") + endif() +endif() + +# If user did not specify the SDK root to use, then query xcodebuild for it. +if(DEFINED CMAKE_OSX_SYSROOT_INT) + # Environment variables are always preserved. + set(ENV{_CMAKE_OSX_SYSROOT_INT} "${CMAKE_OSX_SYSROOT_INT}") +elseif(DEFINED ENV{_CMAKE_OSX_SYSROOT_INT}) + set(CMAKE_OSX_SYSROOT_INT "$ENV{_CMAKE_OSX_SYSROOT_INT}") +elseif(NOT DEFINED CMAKE_OSX_SYSROOT_INT) + execute_process(COMMAND ${XCODEBUILD_EXECUTABLE} -version -sdk ${SDK_NAME} Path + OUTPUT_VARIABLE CMAKE_OSX_SYSROOT_INT + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) +endif() + +if (NOT DEFINED CMAKE_OSX_SYSROOT_INT AND NOT DEFINED CMAKE_OSX_SYSROOT) + message(SEND_ERROR "Please make sure that Xcode is installed and that the toolchain" + "is pointing to the correct path. Please run:" + "sudo xcode-select -s /Applications/Xcode.app/Contents/Developer" + "and see if that fixes the problem for you.") + message(FATAL_ERROR "Invalid CMAKE_OSX_SYSROOT: ${CMAKE_OSX_SYSROOT} " + "does not exist.") +elseif(DEFINED CMAKE_OSX_SYSROOT_INT) + set(CMAKE_OSX_SYSROOT_INT "${CMAKE_OSX_SYSROOT_INT}" CACHE INTERNAL "") + # Specify the location or name of the platform SDK to be used in CMAKE_OSX_SYSROOT. + set(CMAKE_OSX_SYSROOT "${CMAKE_OSX_SYSROOT_INT}" CACHE INTERNAL "") +endif() + +# Use bitcode or not +if(NOT DEFINED ENABLE_BITCODE AND NOT ARCHS MATCHES "((^|;|, )(i386|x86_64))+") + # Unless specified, enable bitcode support by default + message(STATUS "[DEFAULTS] Enabling bitcode support by default. ENABLE_BITCODE not provided!") + set(ENABLE_BITCODE TRUE) +elseif(NOT DEFINED ENABLE_BITCODE) + message(STATUS "[DEFAULTS] Disabling bitcode support by default on simulators. ENABLE_BITCODE not provided for override!") + set(ENABLE_BITCODE FALSE) +endif() +set(ENABLE_BITCODE_INT ${ENABLE_BITCODE} CACHE BOOL + "Whether or not to enable bitcode" FORCE) +# Use ARC or not +if(NOT DEFINED ENABLE_ARC) + # Unless specified, enable ARC support by default + set(ENABLE_ARC TRUE) + message(STATUS "[DEFAULTS] Enabling ARC support by default. ENABLE_ARC not provided!") +endif() +set(ENABLE_ARC_INT ${ENABLE_ARC} CACHE BOOL "Whether or not to enable ARC" FORCE) +# Use hidden visibility or not +if(NOT DEFINED ENABLE_VISIBILITY) + # Unless specified, disable symbols visibility by default + set(ENABLE_VISIBILITY FALSE) + message(STATUS "[DEFAULTS] Hiding symbols visibility by default. ENABLE_VISIBILITY not provided!") +endif() +set(ENABLE_VISIBILITY_INT ${ENABLE_VISIBILITY} CACHE BOOL "Whether or not to hide symbols from the dynamic linker (-fvisibility=hidden)" FORCE) +# Set strict compiler checks or not +if(NOT DEFINED ENABLE_STRICT_TRY_COMPILE) + # Unless specified, disable strict try_compile() + set(ENABLE_STRICT_TRY_COMPILE FALSE) + message(STATUS "[DEFAULTS] Using NON-strict compiler checks by default. ENABLE_STRICT_TRY_COMPILE not provided!") +endif() +set(ENABLE_STRICT_TRY_COMPILE_INT ${ENABLE_STRICT_TRY_COMPILE} CACHE BOOL + "Whether or not to use strict compiler checks" FORCE) + +# Get the SDK version information. +if(DEFINED SDK_VERSION) + # Environment variables are always preserved. + set(ENV{_SDK_VERSION} "${SDK_VERSION}") +elseif(DEFINED ENV{_SDK_VERSION}) + set(SDK_VERSION "$ENV{_SDK_VERSION}") +elseif(NOT DEFINED SDK_VERSION) + execute_process(COMMAND ${XCODEBUILD_EXECUTABLE} -sdk ${CMAKE_OSX_SYSROOT_INT} -version SDKVersion + OUTPUT_VARIABLE SDK_VERSION + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) +endif() + +# Find the Developer root for the specific iOS platform being compiled for +# from CMAKE_OSX_SYSROOT. Should be ../../ from SDK specified in +# CMAKE_OSX_SYSROOT. There does not appear to be a direct way to obtain +# this information from xcrun or xcodebuild. +if (NOT DEFINED CMAKE_DEVELOPER_ROOT AND NOT CMAKE_GENERATOR MATCHES "Xcode") + get_filename_component(PLATFORM_SDK_DIR ${CMAKE_OSX_SYSROOT_INT} PATH) + get_filename_component(CMAKE_DEVELOPER_ROOT ${PLATFORM_SDK_DIR} PATH) + if (NOT EXISTS "${CMAKE_DEVELOPER_ROOT}") + message(FATAL_ERROR "Invalid CMAKE_DEVELOPER_ROOT: ${CMAKE_DEVELOPER_ROOT} does not exist.") + endif() +endif() + +# Find the C & C++ compilers for the specified SDK. +if(DEFINED CMAKE_C_COMPILER) + # Environment variables are always preserved. + set(ENV{_CMAKE_C_COMPILER} "${CMAKE_C_COMPILER}") +elseif(DEFINED ENV{_CMAKE_C_COMPILER}) + set(CMAKE_C_COMPILER "$ENV{_CMAKE_C_COMPILER}") + set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER}) +elseif(NOT DEFINED CMAKE_C_COMPILER) + execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT_INT} -find clang + OUTPUT_VARIABLE CMAKE_C_COMPILER + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER}) +endif() +if(DEFINED CMAKE_CXX_COMPILER) + # Environment variables are always preserved. + set(ENV{_CMAKE_CXX_COMPILER} "${CMAKE_CXX_COMPILER}") +elseif(DEFINED ENV{_CMAKE_CXX_COMPILER}) + set(CMAKE_CXX_COMPILER "$ENV{_CMAKE_CXX_COMPILER}") +elseif(NOT DEFINED CMAKE_CXX_COMPILER) + execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT_INT} -find clang++ + OUTPUT_VARIABLE CMAKE_CXX_COMPILER + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) +endif() +# Find (Apple's) libtool. +if(DEFINED BUILD_LIBTOOL) + # Environment variables are always preserved. + set(ENV{_BUILD_LIBTOOL} "${BUILD_LIBTOOL}") +elseif(DEFINED ENV{_BUILD_LIBTOOL}) + set(BUILD_LIBTOOL "$ENV{_BUILD_LIBTOOL}") +elseif(NOT DEFINED BUILD_LIBTOOL) + execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT_INT} -find libtool + OUTPUT_VARIABLE BUILD_LIBTOOL + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) +endif() +# Find the toolchain's provided install_name_tool if none is found on the host +if(DEFINED CMAKE_INSTALL_NAME_TOOL) + # Environment variables are always preserved. + set(ENV{_CMAKE_INSTALL_NAME_TOOL} "${CMAKE_INSTALL_NAME_TOOL}") +elseif(DEFINED ENV{_CMAKE_INSTALL_NAME_TOOL}) + set(CMAKE_INSTALL_NAME_TOOL "$ENV{_CMAKE_INSTALL_NAME_TOOL}") +elseif(NOT DEFINED CMAKE_INSTALL_NAME_TOOL) + execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT_INT} -find install_name_tool + OUTPUT_VARIABLE CMAKE_INSTALL_NAME_TOOL_INT + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE) + set(CMAKE_INSTALL_NAME_TOOL ${CMAKE_INSTALL_NAME_TOOL_INT} CACHE INTERNAL "") +endif() + +# Configure libtool to be used instead of ar + ranlib to build static libraries. +# This is required on Xcode 7+, but should also work on previous versions of +# Xcode. +get_property(languages GLOBAL PROPERTY ENABLED_LANGUAGES) +foreach(lang ${languages}) + set(CMAKE_${lang}_CREATE_STATIC_LIBRARY "${BUILD_LIBTOOL} -static -o " CACHE INTERNAL "") +endforeach() + +# CMake 3.14+ support building for iOS, watchOS and tvOS out of the box. +if(MODERN_CMAKE) + if(SDK_NAME MATCHES "iphone") + set(CMAKE_SYSTEM_NAME iOS) + elseif(SDK_NAME MATCHES "macosx") + set(CMAKE_SYSTEM_NAME Darwin) + elseif(SDK_NAME MATCHES "appletv") + set(CMAKE_SYSTEM_NAME tvOS) + elseif(SDK_NAME MATCHES "watch") + set(CMAKE_SYSTEM_NAME watchOS) + endif() + # Provide flags for a combined FAT library build on newer CMake versions + if(PLATFORM_INT MATCHES ".*COMBINED") + set(CMAKE_XCODE_ATTRIBUTE_ONLY_ACTIVE_ARCH "NO") + set(CMAKE_IOS_INSTALL_COMBINED YES) + message(STATUS "Will combine built (static) artifacts into FAT lib...") + endif() +elseif(NOT DEFINED CMAKE_SYSTEM_NAME AND ${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.10") + # Legacy code path prior to CMake 3.14 or fallback if no CMAKE_SYSTEM_NAME specified + set(CMAKE_SYSTEM_NAME iOS) +elseif(NOT DEFINED CMAKE_SYSTEM_NAME) + # Legacy code path prior to CMake 3.14 or fallback if no CMAKE_SYSTEM_NAME specified + set(CMAKE_SYSTEM_NAME Darwin) +endif() +# Standard settings. +set(CMAKE_SYSTEM_VERSION ${SDK_VERSION} CACHE INTERNAL "") +set(UNIX TRUE CACHE BOOL "") +set(APPLE TRUE CACHE BOOL "") +if(PLATFORM STREQUAL "MAC" OR PLATFORM STREQUAL "MAC_ARM64") + set(IOS FALSE CACHE BOOL "") + set(MACOS TRUE CACHE BOOL "") +elseif(PLATFORM STREQUAL "MAC_CATALYST" OR PLATFORM STREQUAL "MAC_CATALYST_ARM64") + set(IOS TRUE CACHE BOOL "") + set(MACOS TRUE CACHE BOOL "") +else() + set(IOS TRUE CACHE BOOL "") +endif() +set(CMAKE_AR ar CACHE FILEPATH "" FORCE) +set(CMAKE_RANLIB ranlib CACHE FILEPATH "" FORCE) +set(CMAKE_STRIP strip CACHE FILEPATH "" FORCE) +# Set the architectures for which to build. +set(CMAKE_OSX_ARCHITECTURES ${ARCHS} CACHE INTERNAL "") +# Change the type of target generated for try_compile() so it'll work when cross-compiling, weak compiler checks +if(NOT ENABLE_STRICT_TRY_COMPILE_INT) + set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY) +endif() +# All iOS/Darwin specific settings - some may be redundant. +set(CMAKE_MACOSX_BUNDLE YES) +set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO") +set(CMAKE_SHARED_LIBRARY_PREFIX "lib") +set(CMAKE_SHARED_LIBRARY_SUFFIX ".dylib") +set(CMAKE_SHARED_MODULE_PREFIX "lib") +set(CMAKE_SHARED_MODULE_SUFFIX ".so") +set(CMAKE_C_COMPILER_ABI ELF) +set(CMAKE_CXX_COMPILER_ABI ELF) +set(CMAKE_C_HAS_ISYSROOT 1) +set(CMAKE_CXX_HAS_ISYSROOT 1) +set(CMAKE_MODULE_EXISTS 1) +set(CMAKE_DL_LIBS "") +set(CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ") +set(CMAKE_C_OSX_CURRENT_VERSION_FLAG "-current_version ") +set(CMAKE_CXX_OSX_COMPATIBILITY_VERSION_FLAG "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}") +set(CMAKE_CXX_OSX_CURRENT_VERSION_FLAG "${CMAKE_C_OSX_CURRENT_VERSION_FLAG}") + +if(ARCHS MATCHES "((^|;|, )(arm64|arm64e|x86_64))+") + set(CMAKE_C_SIZEOF_DATA_PTR 8) + set(CMAKE_CXX_SIZEOF_DATA_PTR 8) + if(ARCHS MATCHES "((^|;|, )(arm64|arm64e))+") + set(CMAKE_SYSTEM_PROCESSOR "aarch64") + else() + set(CMAKE_SYSTEM_PROCESSOR "x86_64") + endif() +else() + set(CMAKE_C_SIZEOF_DATA_PTR 4) + set(CMAKE_CXX_SIZEOF_DATA_PTR 4) + set(CMAKE_SYSTEM_PROCESSOR "arm") +endif() + +# Note that only Xcode 7+ supports the newer more specific: +# -m${SDK_NAME}-version-min flags, older versions of Xcode use: +# -m(ios/ios-simulator)-version-min instead. +if(${CMAKE_VERSION} VERSION_LESS "3.11") + if(PLATFORM_INT STREQUAL "OS" OR PLATFORM_INT STREQUAL "OS64") + if(XCODE_VERSION_INT VERSION_LESS 7.0) + set(SDK_NAME_VERSION_FLAGS + "-mios-version-min=${DEPLOYMENT_TARGET}") + else() + # Xcode 7.0+ uses flags we can build directly from SDK_NAME. + set(SDK_NAME_VERSION_FLAGS + "-m${SDK_NAME}-version-min=${DEPLOYMENT_TARGET}") + endif() + elseif(PLATFORM_INT STREQUAL "TVOS") + set(SDK_NAME_VERSION_FLAGS + "-mtvos-version-min=${DEPLOYMENT_TARGET}") + elseif(PLATFORM_INT STREQUAL "SIMULATOR_TVOS") + set(SDK_NAME_VERSION_FLAGS + "-mtvos-simulator-version-min=${DEPLOYMENT_TARGET}") + elseif(PLATFORM_INT STREQUAL "WATCHOS") + set(SDK_NAME_VERSION_FLAGS + "-mwatchos-version-min=${DEPLOYMENT_TARGET}") + elseif(PLATFORM_INT STREQUAL "SIMULATOR_WATCHOS") + set(SDK_NAME_VERSION_FLAGS + "-mwatchos-simulator-version-min=${DEPLOYMENT_TARGET}") + elseif(PLATFORM_INT STREQUAL "MAC") + set(SDK_NAME_VERSION_FLAGS + "-mmacosx-version-min=${DEPLOYMENT_TARGET}") + else() + # SIMULATOR or SIMULATOR64 both use -mios-simulator-version-min. + set(SDK_NAME_VERSION_FLAGS + "-mios-simulator-version-min=${DEPLOYMENT_TARGET}") + endif() +elseif(NOT PLATFORM_INT MATCHES "^MAC_CATALYST") + # Newer versions of CMake sets the version min flags correctly, skip this for Mac Catalyst targets + set(CMAKE_OSX_DEPLOYMENT_TARGET ${DEPLOYMENT_TARGET}) +endif() + +if(DEFINED APPLE_TARGET_TRIPLE_INT) + set(APPLE_TARGET_TRIPLE ${APPLE_TARGET_TRIPLE_INT} CACHE INTERNAL "") + set(CMAKE_C_COMPILER_TARGET ${APPLE_TARGET_TRIPLE}) + set(CMAKE_CXX_COMPILER_TARGET ${APPLE_TARGET_TRIPLE}) + set(CMAKE_ASM_COMPILER_TARGET ${APPLE_TARGET_TRIPLE}) +endif() + +if(PLATFORM_INT MATCHES "^MAC_CATALYST") + set(C_TARGET_FLAGS "-isystem ${CMAKE_OSX_SYSROOT_INT}/System/iOSSupport/usr/include -iframework ${CMAKE_OSX_SYSROOT_INT}/System/iOSSupport/System/Library/Frameworks") +endif() + +if(ENABLE_BITCODE_INT) + set(BITCODE "-fembed-bitcode") + set(CMAKE_XCODE_ATTRIBUTE_BITCODE_GENERATION_MODE "bitcode") + set(CMAKE_XCODE_ATTRIBUTE_ENABLE_BITCODE "YES") +else() + set(BITCODE "") + set(CMAKE_XCODE_ATTRIBUTE_ENABLE_BITCODE "NO") +endif() + +if(ENABLE_ARC_INT) + set(FOBJC_ARC "-fobjc-arc") + set(CMAKE_XCODE_ATTRIBUTE_CLANG_ENABLE_OBJC_ARC "YES") +else() + set(FOBJC_ARC "-fno-objc-arc") + set(CMAKE_XCODE_ATTRIBUTE_CLANG_ENABLE_OBJC_ARC "NO") +endif() + +if(NOT ENABLE_VISIBILITY_INT) + foreach(lang ${languages}) + set(CMAKE_${lang}_VISIBILITY_PRESET "hidden" CACHE INTERNAL "") + endforeach() + set(CMAKE_XCODE_ATTRIBUTE_GCC_SYMBOLS_PRIVATE_EXTERN "YES") + set(VISIBILITY "-fvisibility=hidden -fvisibility-inlines-hidden") +else() + foreach(lang ${languages}) + set(CMAKE_${lang}_VISIBILITY_PRESET "default" CACHE INTERNAL "") + endforeach() + set(CMAKE_XCODE_ATTRIBUTE_GCC_SYMBOLS_PRIVATE_EXTERN "NO") + set(VISIBILITY "-fvisibility=default") +endif() + +if(DEFINED APPLE_TARGET_TRIPLE) + set(APPLE_TARGET_TRIPLE_FLAG "-target ${APPLE_TARGET_TRIPLE}") +endif() + +#Check if Xcode generator is used, since that will handle these flags automagically +if(CMAKE_GENERATOR MATCHES "Xcode") + message(STATUS "Not setting any manual command-line buildflags, since Xcode is selected as generator.") +else() + set(CMAKE_C_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${BITCODE} ${VISIBILITY} ${CMAKE_C_FLAGS}") + set(CMAKE_C_FLAGS_DEBUG "-O0 -g ${CMAKE_C_FLAGS_DEBUG}") + set(CMAKE_C_FLAGS_MINSIZEREL "-DNDEBUG -Os ${CMAKE_C_FLAGS_MINSIZEREL}") + set(CMAKE_C_FLAGS_RELWITHDEBINFO "-DNDEBUG -O2 -g ${CMAKE_C_FLAGS_RELWITHDEBINFO}") + set(CMAKE_C_FLAGS_RELEASE "-DNDEBUG -O3 ${CMAKE_C_FLAGS_RELEASE}") + set(CMAKE_CXX_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${BITCODE} ${VISIBILITY} ${CMAKE_CXX_FLAGS}") + set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g ${CMAKE_CXX_FLAGS_DEBUG}") + set(CMAKE_CXX_FLAGS_MINSIZEREL "-DNDEBUG -Os ${CMAKE_CXX_FLAGS_MINSIZEREL}") + set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-DNDEBUG -O2 -g ${CMAKE_CXX_FLAGS_RELWITHDEBINFO}") + set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG -O3 ${CMAKE_CXX_FLAGS_RELEASE}") + set(CMAKE_OBJC_FLAGS "${SDK_NAME_VERSION_FLAGS} ${BITCODE} ${VISIBILITY} ${FOBJC_ARC} -fobjc-weak -fobjc-abi-version=2 -fobjc-legacy-dispatch -DOBJC_OLD_DISPATCH_PROTOTYPES=0 ${CMAKE_OBJC_FLAGS}") + set(CMAKE_OBJC_FLAGS_DEBUG "-O0 -g ${CMAKE_OBJC_FLAGS_DEBUG}") + set(CMAKE_OBJC_FLAGS_MINSIZEREL "-DNDEBUG -Os ${CMAKE_OBJC_FLAGS_MINSIZEREL}") + set(CMAKE_OBJC_FLAGS_RELWITHDEBINFO "-DNDEBUG -O2 -g ${CMAKE_OBJC_FLAGS_RELWITHDEBINFO}") + set(CMAKE_OBJC_FLAGS_RELEASE "-DNDEBUG -O3 ${CMAKE_OBJC_FLAGS_RELEASE}") + set(CMAKE_OBJCXX_FLAGS "${SDK_NAME_VERSION_FLAGS} ${BITCODE} ${VISIBILITY} ${FOBJC_ARC} -fobjc-weak -fobjc-abi-version=2 -fobjc-legacy-dispatch -DOBJC_OLD_DISPATCH_PROTOTYPES=0 ${CMAKE_OBJCXX_FLAGS}") + set(CMAKE_OBJCXX_FLAGS_DEBUG "-O0 -g ${CMAKE_OBJCXX_FLAGS_DEBUG}") + set(CMAKE_OBJCXX_FLAGS_MINSIZEREL "-DNDEBUG -Os ${CMAKE_OBJCXX_FLAGS_MINSIZEREL}") + set(CMAKE_OBJCXX_FLAGS_RELWITHDEBINFO "-DNDEBUG -O2 -g ${CMAKE_OBJCXX_FLAGS_RELWITHDEBINFO}") + set(CMAKE_OBJCXX_FLAGS_RELEASE "-DNDEBUG -O3 ${CMAKE_OBJCXX_FLAGS_RELEASE}") + set(CMAKE_C_LINK_FLAGS "${C_TARGET_FLAGS} ${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_C_LINK_FLAGS}") + set(CMAKE_CXX_LINK_FLAGS "${C_TARGET_FLAGS} ${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_CXX_LINK_FLAGS}") + set(CMAKE_OBJC_LINK_FLAGS "${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_OBJC_LINK_FLAGS}") + set(CMAKE_OBJCXX_LINK_FLAGS "${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_OBJCXX_LINK_FLAGS}") + set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS} -x assembler-with-cpp -arch ${CMAKE_OSX_ARCHITECTURES} ${APPLE_TARGET_TRIPLE_FLAG}") +endif() + +## Print status messages to inform of the current state +message(STATUS "Configuring ${SDK_NAME} build for platform: ${PLATFORM_INT}, architecture(s): ${ARCHS}") +message(STATUS "Using SDK: ${CMAKE_OSX_SYSROOT_INT}") +message(STATUS "Using C compiler: ${CMAKE_C_COMPILER}") +message(STATUS "Using CXX compiler: ${CMAKE_CXX_COMPILER}") +message(STATUS "Using libtool: ${BUILD_LIBTOOL}") +message(STATUS "Using install name tool: ${CMAKE_INSTALL_NAME_TOOL}") +if(DEFINED APPLE_TARGET_TRIPLE) + message(STATUS "Autoconf target triple: ${APPLE_TARGET_TRIPLE}") +endif() +message(STATUS "Using minimum deployment version: ${DEPLOYMENT_TARGET}" + " (SDK version: ${SDK_VERSION})") +if(MODERN_CMAKE) + message(STATUS "Merging integrated CMake 3.14+ iOS,tvOS,watchOS,macOS toolchain(s) with this toolchain!") +endif() +if(CMAKE_GENERATOR MATCHES "Xcode") + message(STATUS "Using Xcode version: ${XCODE_VERSION_INT}") +endif() +message(STATUS "CMake version: ${CMAKE_VERSION}") +if(DEFINED SDK_NAME_VERSION_FLAGS) + message(STATUS "Using version flags: ${SDK_NAME_VERSION_FLAGS}") +endif() +message(STATUS "Using a data_ptr size of: ${CMAKE_CXX_SIZEOF_DATA_PTR}") +if(ENABLE_BITCODE_INT) + message(STATUS "Bitcode: Enabled") +else() + message(STATUS "Bitcode: Disabled") +endif() + +if(ENABLE_ARC_INT) + message(STATUS "ARC: Enabled") +else() + message(STATUS "ARC: Disabled") +endif() + +if(ENABLE_VISIBILITY_INT) + message(STATUS "Hiding symbols: Disabled") +else() + message(STATUS "Hiding symbols: Enabled") +endif() + +# Set global properties +set_property(GLOBAL PROPERTY PLATFORM "${PLATFORM}") +set_property(GLOBAL PROPERTY APPLE_TARGET_TRIPLE "${APPLE_TARGET_TRIPLE_INT}") +set_property(GLOBAL PROPERTY SDK_VERSION "${SDK_VERSION}") +set_property(GLOBAL PROPERTY XCODE_VERSION "${XCODE_VERSION_INT}") +set_property(GLOBAL PROPERTY OSX_ARCHITECTURES "${CMAKE_OSX_ARCHITECTURES}") + +# Export configurable variables for the try_compile() command. +set(CMAKE_TRY_COMPILE_PLATFORM_VARIABLES + PLATFORM + XCODE_VERSION_INT + SDK_VERSION + DEPLOYMENT_TARGET + CMAKE_DEVELOPER_ROOT + CMAKE_OSX_SYSROOT_INT + ENABLE_BITCODE + ENABLE_ARC + CMAKE_ASM_COMPILER + CMAKE_C_COMPILER + CMAKE_C_COMPILER_TARGET + CMAKE_CXX_COMPILER + CMAKE_CXX_COMPILER_TARGET + BUILD_LIBTOOL + CMAKE_INSTALL_NAME_TOOL + CMAKE_C_FLAGS + CMAKE_C_DEBUG + CMAKE_C_MINSIZEREL + CMAKE_C_RELWITHDEBINFO + CMAKE_C_RELEASE + CMAKE_CXX_FLAGS + CMAKE_CXX_FLAGS_DEBUG + CMAKE_CXX_FLAGS_MINSIZEREL + CMAKE_CXX_FLAGS_RELWITHDEBINFO + CMAKE_CXX_FLAGS_RELEASE + CMAKE_OBJC_FLAGS + CMAKE_OBJC_DEBUG + CMAKE_OBJC_MINSIZEREL + CMAKE_OBJC_RELWITHDEBINFO + CMAKE_OBJC_RELEASE + CMAKE_OBJCXX_FLAGS + CMAKE_OBJCXX_DEBUG + CMAKE_OBJCXX_MINSIZEREL + CMAKE_OBJCXX_RELWITHDEBINFO + CMAKE_OBJCXX_RELEASE + CMAKE_C_LINK_FLAGS + CMAKE_CXX_LINK_FLAGS + CMAKE_OBJC_LINK_FLAGS + CMAKE_OBJCXX_LINK_FLAGS + CMAKE_ASM_FLAGS + ) + +set(CMAKE_PLATFORM_HAS_INSTALLNAME 1) +set(CMAKE_SHARED_LINKER_FLAGS "-rpath @executable_path/Frameworks -rpath @loader_path/Frameworks") +set(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-dynamiclib -Wl,-headerpad_max_install_names") +set(CMAKE_SHARED_MODULE_CREATE_C_FLAGS "-bundle -Wl,-headerpad_max_install_names") +set(CMAKE_SHARED_MODULE_LOADER_C_FLAG "-Wl,-bundle_loader,") +set(CMAKE_SHARED_MODULE_LOADER_CXX_FLAG "-Wl,-bundle_loader,") +set(CMAKE_FIND_LIBRARY_SUFFIXES ".tbd" ".dylib" ".so" ".a") +set(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-install_name") + +# Set the find root to the SDK developer roots. +# Note: CMAKE_FIND_ROOT_PATH is only useful when cross-compiling. Thus, do not set on macOS builds. +if(NOT PLATFORM_INT STREQUAL "MAC" AND NOT PLATFORM_INT STREQUAL "MAC_ARM64") + list(APPEND CMAKE_FIND_ROOT_PATH "${CMAKE_OSX_SYSROOT_INT}" CACHE INTERNAL "") + set(CMAKE_IGNORE_PATH "/System/Library/Frameworks;/usr/local/lib" CACHE INTERNAL "") +endif() + +# Default to searching for frameworks first. +set(CMAKE_FIND_FRAMEWORK FIRST) + +# Set up the default search directories for frameworks. +if(PLATFORM_INT MATCHES "^MAC_CATALYST") + set(CMAKE_FRAMEWORK_PATH + ${CMAKE_DEVELOPER_ROOT}/Library/PrivateFrameworks + ${CMAKE_OSX_SYSROOT_INT}/System/Library/Frameworks + ${CMAKE_OSX_SYSROOT_INT}/System/iOSSupport/System/Library/Frameworks + ${CMAKE_FRAMEWORK_PATH} CACHE INTERNAL "") +else() + set(CMAKE_FRAMEWORK_PATH + ${CMAKE_DEVELOPER_ROOT}/Library/PrivateFrameworks + ${CMAKE_OSX_SYSROOT_INT}/System/Library/Frameworks + ${CMAKE_FRAMEWORK_PATH} CACHE INTERNAL "") +endif() + +# By default, search both the specified iOS SDK and the remainder of the host filesystem. +if(NOT CMAKE_FIND_ROOT_PATH_MODE_PROGRAM) + set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM BOTH CACHE INTERNAL "") +endif() +if(NOT CMAKE_FIND_ROOT_PATH_MODE_LIBRARY) + set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH CACHE INTERNAL "") +endif() +if(NOT CMAKE_FIND_ROOT_PATH_MODE_INCLUDE) + set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE BOTH CACHE INTERNAL "") +endif() +if(NOT CMAKE_FIND_ROOT_PATH_MODE_PACKAGE) + set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE BOTH CACHE INTERNAL "") +endif() + +# +# Some helper-macros below to simplify and beautify the CMakeFile +# + +# This little macro lets you set any Xcode specific property. +macro(set_xcode_property TARGET XCODE_PROPERTY XCODE_VALUE XCODE_RELVERSION) + set(XCODE_RELVERSION_I "${XCODE_RELVERSION}") + if(XCODE_RELVERSION_I STREQUAL "All") + set_property(TARGET ${TARGET} PROPERTY XCODE_ATTRIBUTE_${XCODE_PROPERTY} "${XCODE_VALUE}") + else() + set_property(TARGET ${TARGET} PROPERTY XCODE_ATTRIBUTE_${XCODE_PROPERTY}[variant=${XCODE_RELVERSION_I}] "${XCODE_VALUE}") + endif() +endmacro(set_xcode_property) + +# This macro lets you find executable programs on the host system. +macro(find_host_package) + set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) + set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER) + set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER) + set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE NEVER) + set(_TOOLCHAIN_IOS ${IOS}) + set(IOS FALSE) + find_package(${ARGN}) + set(IOS ${_TOOLCHAIN_IOS}) + set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM BOTH) + set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH) + set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE BOTH) + set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE BOTH) +endmacro(find_host_package)