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# This file is part of the ios-cmake project. It was retrieved from
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# https://github.com/leetal/ios-cmake.git, which is a fork of
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# https://github.com/gerstrong/ios-cmake.git, which is a fork of
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# https://github.com/cristeab/ios-cmake.git, which is a fork of
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# https://code.google.com/p/ios-cmake/. Which in turn is based off of
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# the Platform/Darwin.cmake and Platform/UnixPaths.cmake files which
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# are included with CMake 2.8.4
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#
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# The ios-cmake project is licensed under the new BSD license.
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#
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# Copyright (c) 2014, Bogdan Cristea and LTE Engineering Software,
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# Kitware, Inc., Insight Software Consortium.  All rights reserved.
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# This file is based on the Platform/Darwin.cmake and
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# Platform/UnixPaths.cmake files which are included with CMake 2.8.4
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# It has been altered for iOS development.
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#
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# Updated by Alex Stewart (alexs.mac@gmail.com)
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#
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# *****************************************************************************
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#      Now maintained by Alexander Widerberg (widerbergaren [at] gmail.com)
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#                      under the BSD-3-Clause license
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#                   https://github.com/leetal/ios-cmake
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# *****************************************************************************
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#
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#                           INFORMATION / HELP
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#
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###############################################################################
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#                                  OPTIONS                                    #
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###############################################################################
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#
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# PLATFORM: (default "OS64")
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#    OS = Build for iPhoneOS.
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#    OS64 = Build for arm64 iphoneOS.
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#    OS64COMBINED = Build for arm64 x86_64 iphoneOS + iphoneOS Simulator. Combined into FAT STATIC lib (only supported on 3.14+ of CMake with "-G Xcode" argument in combination with the "cmake --install" CMake build step)
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#    SIMULATOR = Build for x86 i386 iphoneOS Simulator.
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#    SIMULATOR64 = Build for x86_64 iphoneOS Simulator.
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#    SIMULATORARM64 = Build for arm64 iphoneOS Simulator.
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#    SIMULATOR64COMBINED = Build for arm64 x86_64 iphoneOS Simulator. Combined into FAT STATIC lib (supported on 3.14+ of CMakewith "-G Xcode" argument ONLY)
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#    TVOS = Build for arm64 tvOS.
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#    TVOSCOMBINED = Build for arm64 x86_64 tvOS + tvOS Simulator. Combined into FAT STATIC lib (only supported on 3.14+ of CMake with "-G Xcode" argument in combination with the "cmake --install" CMake build step)
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#    SIMULATOR_TVOS = Build for x86_64 tvOS Simulator.
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#    SIMULATORARM64_TVOS = Build for arm64 tvOS Simulator.
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#    WATCHOS = Build for armv7k arm64_32 for watchOS.
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#    WATCHOSCOMBINED = Build for armv7k arm64_32 x86_64 watchOS + watchOS Simulator. Combined into FAT STATIC lib (only supported on 3.14+ of CMake with "-G Xcode" argument in combination with the "cmake --install" CMake build step)
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#    SIMULATOR_WATCHOS = Build for x86_64 for watchOS Simulator.
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#    SIMULATORARM64_WATCHOS = Build for arm64 for watchOS Simulator.
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#    MAC = Build for x86_64 macOS.
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#    MAC_ARM64 = Build for Apple Silicon macOS.
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#    MAC_UNIVERSAL = Combined build for x86_64 and Apple Silicon on macOS.
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#    MAC_CATALYST = Build for x86_64 macOS with Catalyst support (iOS toolchain on macOS).
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#                   Note: The build argument "MACOSX_DEPLOYMENT_TARGET" can be used to control min-version of macOS
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#    MAC_CATALYST_ARM64 = Build for Apple Silicon macOS with Catalyst support (iOS toolchain on macOS).
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#                         Note: The build argument "MACOSX_DEPLOYMENT_TARGET" can be used to control min-version of macOS
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#
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# CMAKE_OSX_SYSROOT: Path to the SDK to use.  By default this is
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#    automatically determined from PLATFORM and xcodebuild, but
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#    can also be manually specified (although this should not be required).
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#
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# CMAKE_DEVELOPER_ROOT: Path to the Developer directory for the platform
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#    being compiled for.  By default, this is automatically determined from
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#    CMAKE_OSX_SYSROOT, but can also be manually specified (although this should
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#    not be required).
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#
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# DEPLOYMENT_TARGET: Minimum SDK version to target. Default 6.0 on watchOS, 13.0 on tvOS+iOS/iPadOS, 11.0 on macOS, 1.0 on visionOS
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#
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# NAMED_LANGUAGE_SUPPORT:
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#    ON (default) = Will require "enable_language(OBJC) and/or enable_language(OBJCXX)" for full OBJC|OBJCXX support
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#    OFF = Will embed the OBJC and OBJCXX flags into the CMAKE_C_FLAGS and CMAKE_CXX_FLAGS (legacy behavior, CMake version < 3.16)
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#
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# ENABLE_BITCODE: (ON|OFF) Enables or disables bitcode support. Default OFF
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#
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# ENABLE_ARC: (ON|OFF) Enables or disables ARC support. Default ON (ARC enabled by default)
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#
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# ENABLE_VISIBILITY: (ON|OFF) Enables or disables symbol visibility support. Default OFF (visibility hidden by default)
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#
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# ENABLE_STRICT_TRY_COMPILE: (ON|OFF) Enables or disables strict try_compile() on all Check* directives (will run linker
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#    to actually check if linking is possible). Default OFF (will set CMAKE_TRY_COMPILE_TARGET_TYPE to STATIC_LIBRARY)
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#
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# ARCHS: (armv7 armv7s armv7k arm64 arm64_32 i386 x86_64) If specified, will override the default architectures for the given PLATFORM
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#    OS = armv7 armv7s arm64 (if applicable)
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#    OS64 = arm64 (if applicable)
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#    SIMULATOR = i386
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#    SIMULATOR64 = x86_64
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#    SIMULATORARM64 = arm64
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#    TVOS = arm64
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#    SIMULATOR_TVOS = x86_64 (i386 has since long been deprecated)
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#    SIMULATORARM64_TVOS = arm64
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#    WATCHOS = armv7k arm64_32 (if applicable)
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#    SIMULATOR_WATCHOS = x86_64 (i386 has since long been deprecated)
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#    SIMULATORARM64_WATCHOS = arm64
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#    MAC = x86_64
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#    MAC_ARM64 = arm64
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#    MAC_UNIVERSAL = x86_64 arm64
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#    MAC_CATALYST = x86_64
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#    MAC_CATALYST_ARM64 = arm64
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#
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# NOTE: When manually specifying ARCHS, put a semi-colon between the entries. E.g., -DARCHS="armv7;arm64"
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#
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###############################################################################
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#                                END OPTIONS                                  #
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###############################################################################
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#
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# This toolchain defines the following properties (available via get_property()) for use externally:
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#
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# PLATFORM: The currently targeted platform.
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# XCODE_VERSION: Version number (not including Build version) of Xcode detected.
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# SDK_VERSION: Version of SDK being used.
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# OSX_ARCHITECTURES: Architectures being compiled for (generated from PLATFORM).
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# APPLE_TARGET_TRIPLE: Used by autoconf build systems. NOTE: If "ARCHS" is overridden, this will *NOT* be set!
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#
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# This toolchain defines the following macros for use externally:
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#
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# set_xcode_property (TARGET XCODE_PROPERTY XCODE_VALUE XCODE_VARIANT)
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#   A convenience macro for setting xcode specific properties on targets.
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#   Available variants are: All, Release, RelWithDebInfo, Debug, MinSizeRel
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#   example: set_xcode_property (myioslib IPHONEOS_DEPLOYMENT_TARGET "3.1" "all").
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#
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# find_host_package (PROGRAM ARGS)
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#   A macro used to find executable programs on the host system, not within the
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#   environment. Thanks to the android-cmake project for providing the
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#   command.
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#
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cmake_minimum_required(VERSION 3.8.0)
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# CMake invokes the toolchain file twice during the first build, but only once during subsequent rebuilds.
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if(DEFINED ENV{_IOS_TOOLCHAIN_HAS_RUN})
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  return()
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endif()
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set(ENV{_IOS_TOOLCHAIN_HAS_RUN} true)
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# List of supported platform values
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list(APPEND _supported_platforms
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        "OS" "OS64" "OS64COMBINED" "SIMULATOR" "SIMULATOR64" "SIMULATORARM64" "SIMULATOR64COMBINED"
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        "TVOS" "TVOSCOMBINED" "SIMULATOR_TVOS" "SIMULATORARM64_TVOS"
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        "WATCHOS" "WATCHOSCOMBINED" "SIMULATOR_WATCHOS" "SIMULATORARM64_WATCHOS"
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        "MAC" "MAC_ARM64" "MAC_UNIVERSAL"
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        "VISIONOS" "SIMULATOR_VISIONOS" "SIMULATOR64_VISIONOS"
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        "MAC_CATALYST" "MAC_CATALYST_ARM64")
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# Cache what generator is used
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set(USED_CMAKE_GENERATOR "${CMAKE_GENERATOR}")
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# Check if using a CMake version capable of building combined FAT builds (simulator and target slices combined in one static lib)
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if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.14")
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  set(MODERN_CMAKE YES)
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endif()
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# Get the Xcode version being used.
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# Problem: CMake runs toolchain files multiple times, but can't read cache variables on some runs.
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# Workaround: On the first run (in which cache variables are always accessible), set an intermediary environment variable.
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#
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# NOTE: This pattern is used in many places in this toolchain to speed up checks of all sorts
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if(DEFINED XCODE_VERSION_INT)
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  # Environment variables are always preserved.
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  set(ENV{_XCODE_VERSION_INT} "${XCODE_VERSION_INT}")
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elseif(DEFINED ENV{_XCODE_VERSION_INT})
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  set(XCODE_VERSION_INT "$ENV{_XCODE_VERSION_INT}")
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elseif(NOT DEFINED XCODE_VERSION_INT)
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  find_program(XCODEBUILD_EXECUTABLE xcodebuild)
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  if(NOT XCODEBUILD_EXECUTABLE)
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    message(FATAL_ERROR "xcodebuild not found. Please install either the standalone commandline tools or Xcode.")
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  endif()
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  execute_process(COMMAND ${XCODEBUILD_EXECUTABLE} -version
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          OUTPUT_VARIABLE XCODE_VERSION_INT
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          ERROR_QUIET
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          OUTPUT_STRIP_TRAILING_WHITESPACE)
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  string(REGEX MATCH "Xcode [0-9\\.]+" XCODE_VERSION_INT "${XCODE_VERSION_INT}")
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  string(REGEX REPLACE "Xcode ([0-9\\.]+)" "\\1" XCODE_VERSION_INT "${XCODE_VERSION_INT}")
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  set(XCODE_VERSION_INT "${XCODE_VERSION_INT}" CACHE INTERNAL "")
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endif()
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# Assuming that xcode 12.0 is installed you most probably have ios sdk 14.0 or later installed (tested on Big Sur)
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# if you don't set a deployment target it will be set the way you only get 64-bit builds
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#if(NOT DEFINED DEPLOYMENT_TARGET AND XCODE_VERSION_INT VERSION_GREATER 12.0)
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# Temporarily fix the arm64 issues in CMake install-combined by excluding arm64 for simulator builds (needed for Apple Silicon...)
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#  set(CMAKE_XCODE_ATTRIBUTE_EXCLUDED_ARCHS[sdk=iphonesimulator*] "arm64")
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#endif()
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# Check if the platform variable is set
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if(DEFINED PLATFORM)
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  # Environment variables are always preserved.
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  set(ENV{_PLATFORM} "${PLATFORM}")
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elseif(DEFINED ENV{_PLATFORM})
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  set(PLATFORM "$ENV{_PLATFORM}")
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elseif(NOT DEFINED PLATFORM)
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  message(FATAL_ERROR "PLATFORM argument not set. Bailing configure since I don't know what target you want to build for!")
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endif ()
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if(PLATFORM MATCHES ".*COMBINED" AND NOT CMAKE_GENERATOR MATCHES "Xcode")
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  message(FATAL_ERROR "The combined builds support requires Xcode to be used as a generator via '-G Xcode' command-line argument in CMake")
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endif()
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# Safeguard that the platform value is set and is one of the supported values
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list(FIND _supported_platforms ${PLATFORM} contains_PLATFORM)
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if("${contains_PLATFORM}" EQUAL "-1")
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  string(REPLACE ";"  "\n * " _supported_platforms_formatted "${_supported_platforms}")
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  message(FATAL_ERROR " Invalid PLATFORM specified! Current value: ${PLATFORM}.\n"
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          " Supported PLATFORM values: \n * ${_supported_platforms_formatted}")
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endif()
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# Check if Apple Silicon is supported
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if(PLATFORM MATCHES "^(MAC_ARM64)$|^(MAC_CATALYST_ARM64)$|^(MAC_UNIVERSAL)$" AND ${CMAKE_VERSION} VERSION_LESS "3.19.5")
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  message(FATAL_ERROR "Apple Silicon builds requires a minimum of CMake 3.19.5")
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endif()
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# Touch the toolchain variable to suppress the "unused variable" warning.
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# This happens if CMake is invoked with the same command line the second time.
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if(CMAKE_TOOLCHAIN_FILE)
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endif()
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# Fix for PThread library not in path
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set(CMAKE_THREAD_LIBS_INIT "-lpthread")
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set(CMAKE_HAVE_THREADS_LIBRARY 1)
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set(CMAKE_USE_WIN32_THREADS_INIT 0)
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set(CMAKE_USE_PTHREADS_INIT 1)
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# Specify named language support defaults.
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if(NOT DEFINED NAMED_LANGUAGE_SUPPORT AND ${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.16")
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  set(NAMED_LANGUAGE_SUPPORT ON)
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  message(STATUS "[DEFAULTS] Using explicit named language support! E.g., enable_language(CXX) is needed in the project files.")
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elseif(NOT DEFINED NAMED_LANGUAGE_SUPPORT AND ${CMAKE_VERSION} VERSION_LESS "3.16")
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  set(NAMED_LANGUAGE_SUPPORT OFF)
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  message(STATUS "[DEFAULTS] Disabling explicit named language support. Falling back to legacy behavior.")
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elseif(DEFINED NAMED_LANGUAGE_SUPPORT AND ${CMAKE_VERSION} VERSION_LESS "3.16")
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  message(FATAL_ERROR "CMake named language support for OBJC and OBJCXX was added in CMake 3.16.")
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endif()
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set(NAMED_LANGUAGE_SUPPORT_INT ${NAMED_LANGUAGE_SUPPORT} CACHE BOOL
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        "Whether or not to enable explicit named language support" FORCE)
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# Specify the minimum version of the deployment target.
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if(NOT DEFINED DEPLOYMENT_TARGET)
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  if (PLATFORM MATCHES "WATCHOS")
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    # Unless specified, SDK version 4.0 is used by default as minimum target version (watchOS).
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    set(DEPLOYMENT_TARGET "6.0")
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  elseif(PLATFORM STREQUAL "MAC")
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    # Unless specified, SDK version 10.13 (High Sierra) is used by default as the minimum target version (macos).
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    set(DEPLOYMENT_TARGET "11.0")
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  elseif(PLATFORM STREQUAL "VISIONOS" OR PLATFORM STREQUAL "SIMULATOR_VISIONOS" OR PLATFORM STREQUAL "SIMULATOR64_VISIONOS")
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    # Unless specified, SDK version 1.0 is used by default as minimum target version (visionOS).
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    set(DEPLOYMENT_TARGET "1.0")
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  elseif(PLATFORM STREQUAL "MAC_ARM64")
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    # Unless specified, SDK version 11.0 (Big Sur) is used by default as the minimum target version (macOS on arm).
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    set(DEPLOYMENT_TARGET "11.0")
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  elseif(PLATFORM STREQUAL "MAC_UNIVERSAL")
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    # Unless specified, SDK version 11.0 (Big Sur) is used by default as minimum target version for universal builds.
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    set(DEPLOYMENT_TARGET "11.0")
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  elseif(PLATFORM STREQUAL "MAC_CATALYST" OR PLATFORM STREQUAL "MAC_CATALYST_ARM64")
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    # Unless specified, SDK version 13.0 is used by default as the minimum target version (mac catalyst minimum requirement).
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    set(DEPLOYMENT_TARGET "13.1")
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  else()
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    # Unless specified, SDK version 11.0 is used by default as the minimum target version (iOS, tvOS).
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    set(DEPLOYMENT_TARGET "13.0")
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  endif()
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  message(STATUS "[DEFAULTS] Using the default min-version since DEPLOYMENT_TARGET not provided!")
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elseif(DEFINED DEPLOYMENT_TARGET AND PLATFORM MATCHES "^MAC_CATALYST" AND ${DEPLOYMENT_TARGET} VERSION_LESS "13.1")
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  message(FATAL_ERROR "Mac Catalyst builds requires a minimum deployment target of 13.1!")
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endif()
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# Store the DEPLOYMENT_TARGET in the cache
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set(DEPLOYMENT_TARGET "${DEPLOYMENT_TARGET}" CACHE INTERNAL "")
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# Handle the case where we are targeting iOS and a version above 10.3.4 (32-bit support dropped officially)
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if(PLATFORM STREQUAL "OS" AND DEPLOYMENT_TARGET VERSION_GREATER_EQUAL 10.3.4)
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  set(PLATFORM "OS64")
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  message(STATUS "Targeting minimum SDK version ${DEPLOYMENT_TARGET}. Dropping 32-bit support.")
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elseif(PLATFORM STREQUAL "SIMULATOR" AND DEPLOYMENT_TARGET VERSION_GREATER_EQUAL 10.3.4)
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  set(PLATFORM "SIMULATOR64")
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  message(STATUS "Targeting minimum SDK version ${DEPLOYMENT_TARGET}. Dropping 32-bit support.")
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endif()
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set(PLATFORM_INT "${PLATFORM}")
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if(DEFINED ARCHS)
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  string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}")
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endif()
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# Determine the platform name and architectures for use in xcodebuild commands
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# from the specified PLATFORM_INT name.
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if(PLATFORM_INT STREQUAL "OS")
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  set(SDK_NAME iphoneos)
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  if(NOT ARCHS)
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    set(ARCHS armv7 armv7s arm64)
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    set(APPLE_TARGET_TRIPLE_INT arm-apple-ios${DEPLOYMENT_TARGET})
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  else()
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    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET})  
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  endif()
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elseif(PLATFORM_INT STREQUAL "OS64")
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  set(SDK_NAME iphoneos)
317
  if(NOT ARCHS)
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    if (XCODE_VERSION_INT VERSION_GREATER 10.0)
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      set(ARCHS arm64) # FIXME: Add arm64e when Apple has fixed the integration issues with it, libarclite_iphoneos.a is currently missing bitcode markers for example
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    else()
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      set(ARCHS arm64)
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    endif()
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    set(APPLE_TARGET_TRIPLE_INT arm64-apple-ios${DEPLOYMENT_TARGET})
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  else()
325
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET})
326
  endif()
327
elseif(PLATFORM_INT STREQUAL "OS64COMBINED")
328
  set(SDK_NAME iphoneos)
329
  if(MODERN_CMAKE)
330
    if(NOT ARCHS)
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      if (XCODE_VERSION_INT VERSION_GREATER 12.0)
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        set(ARCHS arm64 x86_64)
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        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] "arm64")
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        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] "x86_64 arm64")
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        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] "arm64")
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        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] "x86_64 arm64")
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      else()
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        set(ARCHS arm64 x86_64)
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        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] "arm64")
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        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] "x86_64")
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        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] "arm64")
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        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] "x86_64")
343
      endif()
344
      set(APPLE_TARGET_TRIPLE_INT arm64-x86_64-apple-ios${DEPLOYMENT_TARGET})
345
    else()
346
      set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET})
347
    endif()
348
  else()
349
    message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the OS64COMBINED setting work")
350
  endif()
351
elseif(PLATFORM_INT STREQUAL "SIMULATOR64COMBINED")
352
  set(SDK_NAME iphonesimulator)
353
  if(MODERN_CMAKE)
354
    if(NOT ARCHS)
355
      if (XCODE_VERSION_INT VERSION_GREATER 12.0)
356
        set(ARCHS arm64 x86_64) # FIXME: Add arm64e when Apple have fixed the integration issues with it, libarclite_iphoneos.a is currently missing bitcode markers for example
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        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] "")
358
        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] "x86_64 arm64")
359
        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] "")
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        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] "x86_64 arm64")
361
      else()
362
        set(ARCHS arm64 x86_64)
363
        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphoneos*] "")
364
        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=iphonesimulator*] "x86_64")
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        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphoneos*] "")
366
        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=iphonesimulator*] "x86_64")
367
      endif()
368
      set(APPLE_TARGET_TRIPLE_INT aarch64-x86_64-apple-ios${DEPLOYMENT_TARGET}-simulator)
369
    else()
370
      set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator)
371
    endif()
372
  else()
373
    message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the SIMULATOR64COMBINED setting work")
374
  endif()
375
elseif(PLATFORM_INT STREQUAL "SIMULATOR")
376
  set(SDK_NAME iphonesimulator)
377
  if(NOT ARCHS)
378
    set(ARCHS i386)
379
    set(APPLE_TARGET_TRIPLE_INT i386-apple-ios${DEPLOYMENT_TARGET}-simulator)
380
  else()
381
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator)
382
  endif()
383
  message(DEPRECATION "SIMULATOR IS DEPRECATED. Consider using SIMULATOR64 instead.")
384
elseif(PLATFORM_INT STREQUAL "SIMULATOR64")
385
  set(SDK_NAME iphonesimulator)
386
  if(NOT ARCHS)
387
    set(ARCHS x86_64)
388
    set(APPLE_TARGET_TRIPLE_INT x86_64-apple-ios${DEPLOYMENT_TARGET}-simulator)
389
  else()
390
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator)
391
  endif()
392
elseif(PLATFORM_INT STREQUAL "SIMULATORARM64")
393
  set(SDK_NAME iphonesimulator)
394
  if(NOT ARCHS)
395
    set(ARCHS arm64)
396
    set(APPLE_TARGET_TRIPLE_INT arm64-apple-ios${DEPLOYMENT_TARGET}-simulator)
397
  else()
398
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-simulator)
399
  endif()
400
elseif(PLATFORM_INT STREQUAL "TVOS")
401
  set(SDK_NAME appletvos)
402
  if(NOT ARCHS)
403
    set(ARCHS arm64)
404
    set(APPLE_TARGET_TRIPLE_INT arm64-apple-tvos${DEPLOYMENT_TARGET})
405
  else()
406
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET})
407
  endif()
408
elseif (PLATFORM_INT STREQUAL "TVOSCOMBINED")
409
  set(SDK_NAME appletvos)
410
  if(MODERN_CMAKE)
411
    if(NOT ARCHS)
412
      set(ARCHS arm64 x86_64)
413
      set(APPLE_TARGET_TRIPLE_INT arm64-x86_64-apple-tvos${DEPLOYMENT_TARGET})
414
      set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=appletvos*] "arm64")
415
      set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=appletvsimulator*] "x86_64")
416
      set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=appletvos*] "arm64")
417
      set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=appletvsimulator*] "x86_64")
418
    else()
419
      set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET})
420
    endif()
421
  else()
422
    message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the TVOSCOMBINED setting work")
423
  endif()
424
elseif(PLATFORM_INT STREQUAL "SIMULATOR_TVOS")
425
  set(SDK_NAME appletvsimulator)
426
  if(NOT ARCHS)
427
    set(ARCHS x86_64)
428
    set(APPLE_TARGET_TRIPLE_INT x86_64-apple-tvos${DEPLOYMENT_TARGET}-simulator)
429
  else()
430
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET}-simulator)
431
  endif()
432
elseif(PLATFORM_INT STREQUAL "SIMULATORARM64_TVOS")
433
  set(SDK_NAME appletvsimulator)
434
  if(NOT ARCHS)
435
    set(ARCHS arm64)
436
    set(APPLE_TARGET_TRIPLE_INT arm64-apple-tvos${DEPLOYMENT_TARGET}-simulator)
437
  else()
438
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-tvos${DEPLOYMENT_TARGET}-simulator)
439
  endif()
440
elseif(PLATFORM_INT STREQUAL "WATCHOS")
441
  set(SDK_NAME watchos)
442
  if(NOT ARCHS)
443
    if (XCODE_VERSION_INT VERSION_GREATER 10.0)
444
      set(ARCHS armv7k arm64_32)
445
      set(APPLE_TARGET_TRIPLE_INT arm64_32-apple-watchos${DEPLOYMENT_TARGET})
446
    else()
447
      set(ARCHS armv7k)
448
      set(APPLE_TARGET_TRIPLE_INT arm-apple-watchos${DEPLOYMENT_TARGET})
449
    endif()
450
  else()
451
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET})
452
  endif()
453
elseif(PLATFORM_INT STREQUAL "WATCHOSCOMBINED")
454
  set(SDK_NAME watchos)
455
  if(MODERN_CMAKE)
456
    if(NOT ARCHS)
457
      if (XCODE_VERSION_INT VERSION_GREATER 10.0)
458
        set(ARCHS armv7k arm64_32 i386)
459
        set(APPLE_TARGET_TRIPLE_INT arm64_32-i386-apple-watchos${DEPLOYMENT_TARGET})
460
        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchos*] "armv7k arm64_32")
461
        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchsimulator*] "i386")
462
        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchos*] "armv7k arm64_32")
463
        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchsimulator*] "i386")
464
      else()
465
        set(ARCHS armv7k i386)
466
        set(APPLE_TARGET_TRIPLE_INT arm-i386-apple-watchos${DEPLOYMENT_TARGET})
467
        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchos*] "armv7k")
468
        set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=watchsimulator*] "i386")
469
        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchos*] "armv7k")
470
        set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=watchsimulator*] "i386")
471
      endif()
472
    else()
473
      set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET})
474
    endif()
475
  else()
476
    message(FATAL_ERROR "Please make sure that you are running CMake 3.14+ to make the WATCHOSCOMBINED setting work")
477
  endif()
478
elseif(PLATFORM_INT STREQUAL "SIMULATOR_WATCHOS")
479
  set(SDK_NAME watchsimulator)
480
  if(NOT ARCHS)
481
    set(ARCHS i386)
482
    set(APPLE_TARGET_TRIPLE_INT i386-apple-watchos${DEPLOYMENT_TARGET}-simulator)
483
  else()
484
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET}-simulator)
485
  endif()
486
elseif(PLATFORM_INT STREQUAL "SIMULATORARM64_WATCHOS")
487
  set(SDK_NAME watchsimulator)
488
  if(NOT ARCHS)
489
    set(ARCHS arm64)
490
    set(APPLE_TARGET_TRIPLE_INT arm64-apple-watchos${DEPLOYMENT_TARGET}-simulator)
491
  else()
492
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-watchos${DEPLOYMENT_TARGET}-simulator)
493
  endif()
494
elseif(PLATFORM_INT STREQUAL "SIMULATOR64_VISIONOS")
495
  set(SDK_NAME xrsimulator)
496
  if(NOT ARCHS)
497
    set(ARCHS x86_64)
498
    set(APPLE_TARGET_TRIPLE_INT x86_64-apple-xros${DEPLOYMENT_TARGET}-simulator)
499
  else()
500
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-xros${DEPLOYMENT_TARGET}-simulator)
501
  endif()
502
elseif(PLATFORM_INT STREQUAL "SIMULATOR_VISIONOS")
503
  set(SDK_NAME xrsimulator)
504
  if(NOT ARCHS)
505
    set(ARCHS arm64)
506
    set(APPLE_TARGET_TRIPLE_INT arm64-apple-xros${DEPLOYMENT_TARGET}-simulator)
507
  else()
508
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-xros${DEPLOYMENT_TARGET}-simulator)
509
  endif()
510
elseif(PLATFORM_INT STREQUAL "VISIONOS")
511
  set(SDK_NAME xros)
512
  if(NOT ARCHS)
513
    set(ARCHS arm64)
514
    set(APPLE_TARGET_TRIPLE_INT arm64-apple-xros${DEPLOYMENT_TARGET})
515
  else()
516
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-xros${DEPLOYMENT_TARGET})
517
  endif()
518
elseif(PLATFORM_INT STREQUAL "MAC" OR PLATFORM_INT STREQUAL "MAC_CATALYST")
519
  set(SDK_NAME macosx)
520
  if(NOT ARCHS)
521
    set(ARCHS x86_64)
522
  endif()
523
  string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}")
524
  if(PLATFORM_INT STREQUAL "MAC")
525
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-macosx${DEPLOYMENT_TARGET})
526
  elseif(PLATFORM_INT STREQUAL "MAC_CATALYST")
527
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-macabi)
528
  endif()
529
elseif(PLATFORM_INT MATCHES "^(MAC_ARM64)$|^(MAC_CATALYST_ARM64)$")
530
  set(SDK_NAME macosx)
531
  if(NOT ARCHS)
532
    set(ARCHS arm64)
533
  endif()
534
  string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}")
535
  if(PLATFORM_INT STREQUAL "MAC_ARM64")
536
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-macosx${DEPLOYMENT_TARGET})
537
  elseif(PLATFORM_INT STREQUAL "MAC_CATALYST_ARM64")
538
    set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-ios${DEPLOYMENT_TARGET}-macabi)
539
  endif()
540
elseif(PLATFORM_INT STREQUAL "MAC_UNIVERSAL")
541
  set(SDK_NAME macosx)
542
  if(NOT ARCHS)
543
    set(ARCHS "x86_64;arm64")
544
  endif()
545
  string(REPLACE ";" "-" ARCHS_SPLIT "${ARCHS}")
546
  set(APPLE_TARGET_TRIPLE_INT ${ARCHS_SPLIT}-apple-macosx${DEPLOYMENT_TARGET})
547
else()
548
  message(FATAL_ERROR "Invalid PLATFORM: ${PLATFORM_INT}")
549
endif()
550

551
string(REPLACE ";" " " ARCHS_SPACED "${ARCHS}")
552

553
if(MODERN_CMAKE AND PLATFORM_INT MATCHES ".*COMBINED" AND NOT CMAKE_GENERATOR MATCHES "Xcode")
554
  message(FATAL_ERROR "The COMBINED options only work with Xcode generator, -G Xcode")
555
endif()
556

557
if(CMAKE_GENERATOR MATCHES "Xcode" AND PLATFORM_INT MATCHES "^MAC_CATALYST")
558
  set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++")
559
  set(CMAKE_XCODE_ATTRIBUTE_SUPPORTED_PLATFORMS "macosx")
560
  set(CMAKE_XCODE_ATTRIBUTE_SUPPORTS_MACCATALYST "YES")
561
  if(NOT DEFINED MACOSX_DEPLOYMENT_TARGET)
562
    set(CMAKE_XCODE_ATTRIBUTE_MACOSX_DEPLOYMENT_TARGET "10.15")
563
  else()
564
    set(CMAKE_XCODE_ATTRIBUTE_MACOSX_DEPLOYMENT_TARGET "${MACOSX_DEPLOYMENT_TARGET}")
565
  endif()
566
elseif(CMAKE_GENERATOR MATCHES "Xcode")
567
  set(CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++")
568
  set(CMAKE_XCODE_ATTRIBUTE_IPHONEOS_DEPLOYMENT_TARGET "${DEPLOYMENT_TARGET}")
569
  if(NOT PLATFORM_INT MATCHES ".*COMBINED")
570
    set(CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk=${SDK_NAME}*] "${ARCHS_SPACED}")
571
    set(CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk=${SDK_NAME}*] "${ARCHS_SPACED}")
572
  endif()
573
endif()
574

575
# If the user did not specify the SDK root to use, then query xcodebuild for it.
576
if(DEFINED CMAKE_OSX_SYSROOT_INT)
577
  # Environment variables are always preserved.
578
  set(ENV{_CMAKE_OSX_SYSROOT_INT} "${CMAKE_OSX_SYSROOT_INT}")
579
elseif(DEFINED ENV{_CMAKE_OSX_SYSROOT_INT})
580
  set(CMAKE_OSX_SYSROOT_INT "$ENV{_CMAKE_OSX_SYSROOT_INT}")
581
elseif(NOT DEFINED CMAKE_OSX_SYSROOT_INT)
582
  execute_process(COMMAND ${XCODEBUILD_EXECUTABLE} -version -sdk ${SDK_NAME} Path
583
          OUTPUT_VARIABLE CMAKE_OSX_SYSROOT_INT
584
          ERROR_QUIET
585
          OUTPUT_STRIP_TRAILING_WHITESPACE)
586
endif()
587

588
if (NOT DEFINED CMAKE_OSX_SYSROOT_INT AND NOT DEFINED CMAKE_OSX_SYSROOT)
589
  message(SEND_ERROR "Please make sure that Xcode is installed and that the toolchain"
590
          "is pointing to the correct path. Please run:"
591
          "sudo xcode-select -s /Applications/Xcode.app/Contents/Developer"
592
          "and see if that fixes the problem for you.")
593
  message(FATAL_ERROR "Invalid CMAKE_OSX_SYSROOT: ${CMAKE_OSX_SYSROOT} "
594
          "does not exist.")
595
elseif(DEFINED CMAKE_OSX_SYSROOT_INT)
596
  set(CMAKE_OSX_SYSROOT_INT "${CMAKE_OSX_SYSROOT_INT}" CACHE INTERNAL "")
597
  # Specify the location or name of the platform SDK to be used in CMAKE_OSX_SYSROOT.
598
  set(CMAKE_OSX_SYSROOT "${CMAKE_OSX_SYSROOT_INT}" CACHE INTERNAL "")
599
endif()
600

601
# Use bitcode or not
602
if(NOT DEFINED ENABLE_BITCODE)
603
  message(STATUS "[DEFAULTS] Disabling bitcode support by default. ENABLE_BITCODE not provided for override!")
604
  set(ENABLE_BITCODE OFF)
605
endif()
606
set(ENABLE_BITCODE_INT ${ENABLE_BITCODE} CACHE BOOL
607
        "Whether or not to enable bitcode" FORCE)
608
# Use ARC or not
609
if(NOT DEFINED ENABLE_ARC)
610
  # Unless specified, enable ARC support by default
611
  set(ENABLE_ARC ON)
612
  message(STATUS "[DEFAULTS] Enabling ARC support by default. ENABLE_ARC not provided!")
613
endif()
614
set(ENABLE_ARC_INT ${ENABLE_ARC} CACHE BOOL "Whether or not to enable ARC" FORCE)
615
# Use hidden visibility or not
616
if(NOT DEFINED ENABLE_VISIBILITY)
617
  # Unless specified, disable symbols visibility by default
618
  set(ENABLE_VISIBILITY OFF)
619
  message(STATUS "[DEFAULTS] Hiding symbols visibility by default. ENABLE_VISIBILITY not provided!")
620
endif()
621
set(ENABLE_VISIBILITY_INT ${ENABLE_VISIBILITY} CACHE BOOL "Whether or not to hide symbols from the dynamic linker (-fvisibility=hidden)" FORCE)
622
# Set strict compiler checks or not
623
if(NOT DEFINED ENABLE_STRICT_TRY_COMPILE)
624
  # Unless specified, disable strict try_compile()
625
  set(ENABLE_STRICT_TRY_COMPILE OFF)
626
  message(STATUS "[DEFAULTS] Using NON-strict compiler checks by default. ENABLE_STRICT_TRY_COMPILE not provided!")
627
endif()
628
set(ENABLE_STRICT_TRY_COMPILE_INT ${ENABLE_STRICT_TRY_COMPILE} CACHE BOOL
629
        "Whether or not to use strict compiler checks" FORCE)
630

631
# Get the SDK version information.
632
if(DEFINED SDK_VERSION)
633
  # Environment variables are always preserved.
634
  set(ENV{_SDK_VERSION} "${SDK_VERSION}")
635
elseif(DEFINED ENV{_SDK_VERSION})
636
  set(SDK_VERSION "$ENV{_SDK_VERSION}")
637
elseif(NOT DEFINED SDK_VERSION)
638
  execute_process(COMMAND ${XCODEBUILD_EXECUTABLE} -sdk ${CMAKE_OSX_SYSROOT_INT} -version SDKVersion
639
          OUTPUT_VARIABLE SDK_VERSION
640
          ERROR_QUIET
641
          OUTPUT_STRIP_TRAILING_WHITESPACE)
642
endif()
643

644
# Find the Developer root for the specific iOS platform being compiled for
645
# from CMAKE_OSX_SYSROOT.  Should be ../../ from SDK specified in
646
# CMAKE_OSX_SYSROOT. There does not appear to be a direct way to obtain
647
# this information from xcrun or xcodebuild.
648
if (NOT DEFINED CMAKE_DEVELOPER_ROOT AND NOT CMAKE_GENERATOR MATCHES "Xcode")
649
  get_filename_component(PLATFORM_SDK_DIR ${CMAKE_OSX_SYSROOT_INT} PATH)
650
  get_filename_component(CMAKE_DEVELOPER_ROOT ${PLATFORM_SDK_DIR} PATH)
651
  if (NOT EXISTS "${CMAKE_DEVELOPER_ROOT}")
652
    message(FATAL_ERROR "Invalid CMAKE_DEVELOPER_ROOT: ${CMAKE_DEVELOPER_ROOT} does not exist.")
653
  endif()
654
endif()
655

656
# Find the C & C++ compilers for the specified SDK.
657
if(DEFINED CMAKE_C_COMPILER)
658
  # Environment variables are always preserved.
659
  set(ENV{_CMAKE_C_COMPILER} "${CMAKE_C_COMPILER}")
660
elseif(DEFINED ENV{_CMAKE_C_COMPILER})
661
  set(CMAKE_C_COMPILER "$ENV{_CMAKE_C_COMPILER}")
662
  set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
663
elseif(NOT DEFINED CMAKE_C_COMPILER)
664
  execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT_INT} -find clang
665
          OUTPUT_VARIABLE CMAKE_C_COMPILER
666
          ERROR_QUIET
667
          OUTPUT_STRIP_TRAILING_WHITESPACE)
668
  set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
669
endif()
670
if(DEFINED CMAKE_CXX_COMPILER)
671
  # Environment variables are always preserved.
672
  set(ENV{_CMAKE_CXX_COMPILER} "${CMAKE_CXX_COMPILER}")
673
elseif(DEFINED ENV{_CMAKE_CXX_COMPILER})
674
  set(CMAKE_CXX_COMPILER "$ENV{_CMAKE_CXX_COMPILER}")
675
elseif(NOT DEFINED CMAKE_CXX_COMPILER)
676
  execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT_INT} -find clang++
677
          OUTPUT_VARIABLE CMAKE_CXX_COMPILER
678
          ERROR_QUIET
679
          OUTPUT_STRIP_TRAILING_WHITESPACE)
680
endif()
681
# Find (Apple's) libtool.
682
if(DEFINED BUILD_LIBTOOL)
683
  # Environment variables are always preserved.
684
  set(ENV{_BUILD_LIBTOOL} "${BUILD_LIBTOOL}")
685
elseif(DEFINED ENV{_BUILD_LIBTOOL})
686
  set(BUILD_LIBTOOL "$ENV{_BUILD_LIBTOOL}")
687
elseif(NOT DEFINED BUILD_LIBTOOL)
688
  execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT_INT} -find libtool
689
          OUTPUT_VARIABLE BUILD_LIBTOOL
690
          ERROR_QUIET
691
          OUTPUT_STRIP_TRAILING_WHITESPACE)
692
endif()
693
# Find the toolchain's provided install_name_tool if none is found on the host
694
if(DEFINED CMAKE_INSTALL_NAME_TOOL)
695
  # Environment variables are always preserved.
696
  set(ENV{_CMAKE_INSTALL_NAME_TOOL} "${CMAKE_INSTALL_NAME_TOOL}")
697
elseif(DEFINED ENV{_CMAKE_INSTALL_NAME_TOOL})
698
  set(CMAKE_INSTALL_NAME_TOOL "$ENV{_CMAKE_INSTALL_NAME_TOOL}")
699
elseif(NOT DEFINED CMAKE_INSTALL_NAME_TOOL)
700
  execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT_INT} -find install_name_tool
701
          OUTPUT_VARIABLE CMAKE_INSTALL_NAME_TOOL_INT
702
          ERROR_QUIET
703
          OUTPUT_STRIP_TRAILING_WHITESPACE)
704
  set(CMAKE_INSTALL_NAME_TOOL ${CMAKE_INSTALL_NAME_TOOL_INT} CACHE INTERNAL "")
705
endif()
706

707
# Configure libtool to be used instead of ar + ranlib to build static libraries.
708
# This is required on Xcode 7+, but should also work on previous versions of
709
# Xcode.
710
get_property(languages GLOBAL PROPERTY ENABLED_LANGUAGES)
711
foreach(lang ${languages})
712
  set(CMAKE_${lang}_CREATE_STATIC_LIBRARY "${BUILD_LIBTOOL} -static -o <TARGET> <LINK_FLAGS> <OBJECTS> " CACHE INTERNAL "")
713
endforeach()
714

715
# CMake 3.14+ support building for iOS, watchOS, and tvOS out of the box.
716
if(MODERN_CMAKE)
717
  if(SDK_NAME MATCHES "iphone")
718
    set(CMAKE_SYSTEM_NAME iOS)
719
  elseif(SDK_NAME MATCHES "xros")
720
      set(CMAKE_SYSTEM_NAME visionOS)
721
  elseif(SDK_NAME MATCHES "xrsimulator")
722
      set(CMAKE_SYSTEM_NAME visionOS)
723
  elseif(SDK_NAME MATCHES "macosx")
724
    set(CMAKE_SYSTEM_NAME Darwin)
725
  elseif(SDK_NAME MATCHES "appletv")
726
    set(CMAKE_SYSTEM_NAME tvOS)
727
  elseif(SDK_NAME MATCHES "watch")
728
    set(CMAKE_SYSTEM_NAME watchOS)
729
  endif()
730
  # Provide flags for a combined FAT library build on newer CMake versions
731
  if(PLATFORM_INT MATCHES ".*COMBINED")
732
    set(CMAKE_IOS_INSTALL_COMBINED YES)
733
    if(CMAKE_GENERATOR MATCHES "Xcode")
734
      # Set the SDKROOT Xcode properties to a Xcode-friendly value (the SDK_NAME, E.g, iphoneos)
735
      # This way, Xcode will automatically switch between the simulator and device SDK when building.
736
      set(CMAKE_XCODE_ATTRIBUTE_SDKROOT "${SDK_NAME}")
737
      # Force to not build just one ARCH, but all!
738
      set(CMAKE_XCODE_ATTRIBUTE_ONLY_ACTIVE_ARCH "NO")
739
    endif()
740
  endif()
741
elseif(NOT DEFINED CMAKE_SYSTEM_NAME AND ${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.10")
742
  # Legacy code path prior to CMake 3.14 or fallback if no CMAKE_SYSTEM_NAME specified
743
  set(CMAKE_SYSTEM_NAME iOS)
744
elseif(NOT DEFINED CMAKE_SYSTEM_NAME)
745
  # Legacy code path before CMake 3.14 or fallback if no CMAKE_SYSTEM_NAME specified
746
  set(CMAKE_SYSTEM_NAME Darwin)
747
endif()
748
# Standard settings.
749
set(CMAKE_SYSTEM_VERSION ${SDK_VERSION} CACHE INTERNAL "")
750
set(UNIX ON CACHE BOOL "")
751
set(APPLE ON CACHE BOOL "")
752
if(PLATFORM STREQUAL "MAC" OR PLATFORM STREQUAL "MAC_ARM64" OR PLATFORM STREQUAL "MAC_UNIVERSAL")
753
  set(IOS OFF CACHE BOOL "")
754
  set(MACOS ON CACHE BOOL "")
755
elseif(PLATFORM STREQUAL "MAC_CATALYST" OR PLATFORM STREQUAL "MAC_CATALYST_ARM64")
756
  set(IOS ON CACHE BOOL "")
757
  set(MACOS ON CACHE BOOL "")
758
else()
759
  set(IOS ON CACHE BOOL "")
760
endif()
761
# Set the architectures for which to build.
762
set(CMAKE_OSX_ARCHITECTURES ${ARCHS} CACHE INTERNAL "")
763
# Change the type of target generated for try_compile() so it'll work when cross-compiling, weak compiler checks
764
if(NOT ENABLE_STRICT_TRY_COMPILE_INT)
765
  set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
766
endif()
767
# All iOS/Darwin specific settings - some may be redundant.
768
if (NOT DEFINED CMAKE_MACOSX_BUNDLE)
769
  set(CMAKE_MACOSX_BUNDLE YES)
770
endif()
771
set(CMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_REQUIRED "NO")
772
set(CMAKE_SHARED_LIBRARY_PREFIX "lib")
773
set(CMAKE_SHARED_LIBRARY_SUFFIX ".dylib")
774
set(CMAKE_EXTRA_SHARED_LIBRARY_SUFFIXES ".tbd" ".so")
775
set(CMAKE_SHARED_MODULE_PREFIX "lib")
776
set(CMAKE_SHARED_MODULE_SUFFIX ".so")
777
set(CMAKE_C_COMPILER_ABI ELF)
778
set(CMAKE_CXX_COMPILER_ABI ELF)
779
set(CMAKE_C_HAS_ISYSROOT 1)
780
set(CMAKE_CXX_HAS_ISYSROOT 1)
781
set(CMAKE_MODULE_EXISTS 1)
782
set(CMAKE_DL_LIBS "")
783
set(CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ")
784
set(CMAKE_C_OSX_CURRENT_VERSION_FLAG "-current_version ")
785
set(CMAKE_CXX_OSX_COMPATIBILITY_VERSION_FLAG "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}")
786
set(CMAKE_CXX_OSX_CURRENT_VERSION_FLAG "${CMAKE_C_OSX_CURRENT_VERSION_FLAG}")
787

788
if(ARCHS MATCHES "((^|;|, )(arm64|arm64e|x86_64))+")
789
  set(CMAKE_C_SIZEOF_DATA_PTR 8)
790
  set(CMAKE_CXX_SIZEOF_DATA_PTR 8)
791
  if(ARCHS MATCHES "((^|;|, )(arm64|arm64e))+")
792
    set(CMAKE_SYSTEM_PROCESSOR "aarch64")
793
  else()
794
    set(CMAKE_SYSTEM_PROCESSOR "x86_64")
795
  endif()
796
else()
797
  set(CMAKE_C_SIZEOF_DATA_PTR 4)
798
  set(CMAKE_CXX_SIZEOF_DATA_PTR 4)
799
  set(CMAKE_SYSTEM_PROCESSOR "arm")
800
endif()
801

802
# Note that only Xcode 7+ supports the newer more specific:
803
# -m${SDK_NAME}-version-min flags, older versions of Xcode use:
804
# -m(ios/ios-simulator)-version-min instead.
805
if(${CMAKE_VERSION} VERSION_LESS "3.11")
806
  if(PLATFORM_INT STREQUAL "OS" OR PLATFORM_INT STREQUAL "OS64")
807
    if(XCODE_VERSION_INT VERSION_LESS 7.0)
808
      set(SDK_NAME_VERSION_FLAGS
809
              "-mios-version-min=${DEPLOYMENT_TARGET}")
810
    else()
811
      # Xcode 7.0+ uses flags we can build directly from SDK_NAME.
812
      set(SDK_NAME_VERSION_FLAGS
813
              "-m${SDK_NAME}-version-min=${DEPLOYMENT_TARGET}")
814
    endif()
815
  elseif(PLATFORM_INT STREQUAL "TVOS")
816
    set(SDK_NAME_VERSION_FLAGS
817
            "-mtvos-version-min=${DEPLOYMENT_TARGET}")
818
  elseif(PLATFORM_INT STREQUAL "SIMULATOR_TVOS")
819
    set(SDK_NAME_VERSION_FLAGS
820
            "-mtvos-simulator-version-min=${DEPLOYMENT_TARGET}")
821
elseif(PLATFORM_INT STREQUAL "SIMULATORARM64_TVOS")
822
    set(SDK_NAME_VERSION_FLAGS
823
            "-mtvos-simulator-version-min=${DEPLOYMENT_TARGET}")
824
  elseif(PLATFORM_INT STREQUAL "WATCHOS")
825
    set(SDK_NAME_VERSION_FLAGS
826
            "-mwatchos-version-min=${DEPLOYMENT_TARGET}")
827
  elseif(PLATFORM_INT STREQUAL "SIMULATOR_WATCHOS")
828
    set(SDK_NAME_VERSION_FLAGS
829
            "-mwatchos-simulator-version-min=${DEPLOYMENT_TARGET}")
830
  elseif(PLATFORM_INT STREQUAL "SIMULATORARM64_WATCHOS")
831
    set(SDK_NAME_VERSION_FLAGS
832
            "-mwatchos-simulator-version-min=${DEPLOYMENT_TARGET}")
833
  elseif(PLATFORM_INT STREQUAL "MAC")
834
    set(SDK_NAME_VERSION_FLAGS
835
            "-mmacosx-version-min=${DEPLOYMENT_TARGET}")
836
  else()
837
    # SIMULATOR or SIMULATOR64 both use -mios-simulator-version-min.
838
    set(SDK_NAME_VERSION_FLAGS
839
            "-mios-simulator-version-min=${DEPLOYMENT_TARGET}")
840
  endif()
841
elseif(NOT PLATFORM_INT MATCHES "^MAC_CATALYST")
842
  # Newer versions of CMake sets the version min flags correctly, skip this for Mac Catalyst targets
843
  set(CMAKE_OSX_DEPLOYMENT_TARGET ${DEPLOYMENT_TARGET} CACHE INTERNAL "Minimum OS X deployment version")
844
endif()
845

846
if(DEFINED APPLE_TARGET_TRIPLE_INT)
847
  set(APPLE_TARGET_TRIPLE ${APPLE_TARGET_TRIPLE_INT} CACHE INTERNAL "")
848
  set(CMAKE_C_COMPILER_TARGET ${APPLE_TARGET_TRIPLE})
849
  set(CMAKE_CXX_COMPILER_TARGET ${APPLE_TARGET_TRIPLE})
850
  set(CMAKE_ASM_COMPILER_TARGET ${APPLE_TARGET_TRIPLE})
851
endif()
852

853
if(PLATFORM_INT MATCHES "^MAC_CATALYST")
854
  set(C_TARGET_FLAGS "-isystem ${CMAKE_OSX_SYSROOT_INT}/System/iOSSupport/usr/include -iframework ${CMAKE_OSX_SYSROOT_INT}/System/iOSSupport/System/Library/Frameworks")
855
endif()
856

857
if(ENABLE_BITCODE_INT)
858
  set(BITCODE "-fembed-bitcode")
859
  set(CMAKE_XCODE_ATTRIBUTE_BITCODE_GENERATION_MODE "bitcode")
860
  set(CMAKE_XCODE_ATTRIBUTE_ENABLE_BITCODE "YES")
861
else()
862
  set(BITCODE "")
863
  set(CMAKE_XCODE_ATTRIBUTE_ENABLE_BITCODE "NO")
864
endif()
865

866
if(ENABLE_ARC_INT)
867
  set(FOBJC_ARC "-fobjc-arc")
868
  set(CMAKE_XCODE_ATTRIBUTE_CLANG_ENABLE_OBJC_ARC "YES")
869
else()
870
  set(FOBJC_ARC "-fno-objc-arc")
871
  set(CMAKE_XCODE_ATTRIBUTE_CLANG_ENABLE_OBJC_ARC "NO")
872
endif()
873

874
if(NAMED_LANGUAGE_SUPPORT_INT)
875
  set(OBJC_VARS "-fobjc-abi-version=2 -DOBJC_OLD_DISPATCH_PROTOTYPES=0")
876
  set(OBJC_LEGACY_VARS "")
877
else()
878
  set(OBJC_VARS "")
879
  set(OBJC_LEGACY_VARS "-fobjc-abi-version=2 -DOBJC_OLD_DISPATCH_PROTOTYPES=0")
880
endif()
881

882
if(NOT ENABLE_VISIBILITY_INT)
883
  foreach(lang ${languages})
884
    set(CMAKE_${lang}_VISIBILITY_PRESET "hidden" CACHE INTERNAL "")
885
  endforeach()
886
  set(CMAKE_XCODE_ATTRIBUTE_GCC_SYMBOLS_PRIVATE_EXTERN "YES")
887
  set(VISIBILITY "-fvisibility=hidden -fvisibility-inlines-hidden")
888
else()
889
  foreach(lang ${languages})
890
    set(CMAKE_${lang}_VISIBILITY_PRESET "default" CACHE INTERNAL "")
891
  endforeach()
892
  set(CMAKE_XCODE_ATTRIBUTE_GCC_SYMBOLS_PRIVATE_EXTERN "NO")
893
  set(VISIBILITY "-fvisibility=default")
894
endif()
895

896
if(DEFINED APPLE_TARGET_TRIPLE)
897
  set(APPLE_TARGET_TRIPLE_FLAG "-target ${APPLE_TARGET_TRIPLE}")
898
endif()
899

900
#Check if Xcode generator is used since that will handle these flags automagically
901
if(CMAKE_GENERATOR MATCHES "Xcode")
902
  message(STATUS "Not setting any manual command-line buildflags, since Xcode is selected as the generator. Modifying the Xcode build-settings directly instead.")
903
else()
904
  set(CMAKE_C_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${OBJC_LEGACY_VARS} ${BITCODE} ${VISIBILITY} ${CMAKE_C_FLAGS}" CACHE INTERNAL
905
     "Flags used by the compiler during all C build types.")
906
  set(CMAKE_C_FLAGS_DEBUG "-O0 -g ${CMAKE_C_FLAGS_DEBUG}")
907
  set(CMAKE_C_FLAGS_MINSIZEREL "-DNDEBUG -Os ${CMAKE_C_FLAGS_MINSIZEREL}")
908
  set(CMAKE_C_FLAGS_RELWITHDEBINFO "-DNDEBUG -O2 -g ${CMAKE_C_FLAGS_RELWITHDEBINFO}")
909
  set(CMAKE_C_FLAGS_RELEASE "-DNDEBUG -O3 ${CMAKE_C_FLAGS_RELEASE}")
910
  set(CMAKE_CXX_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${OBJC_LEGACY_VARS} ${BITCODE} ${VISIBILITY} ${CMAKE_CXX_FLAGS}" CACHE INTERNAL
911
     "Flags used by the compiler during all CXX build types.")
912
  set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g ${CMAKE_CXX_FLAGS_DEBUG}")
913
  set(CMAKE_CXX_FLAGS_MINSIZEREL "-DNDEBUG -Os ${CMAKE_CXX_FLAGS_MINSIZEREL}")
914
  set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-DNDEBUG -O2 -g ${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
915
  set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG -O3 ${CMAKE_CXX_FLAGS_RELEASE}")
916
  if(NAMED_LANGUAGE_SUPPORT_INT)
917
    set(CMAKE_OBJC_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${BITCODE} ${VISIBILITY} ${FOBJC_ARC} ${OBJC_VARS} ${CMAKE_OBJC_FLAGS}" CACHE INTERNAL
918
     "Flags used by the compiler during all OBJC build types.")
919
    set(CMAKE_OBJC_FLAGS_DEBUG "-O0 -g ${CMAKE_OBJC_FLAGS_DEBUG}")
920
    set(CMAKE_OBJC_FLAGS_MINSIZEREL "-DNDEBUG -Os ${CMAKE_OBJC_FLAGS_MINSIZEREL}")
921
    set(CMAKE_OBJC_FLAGS_RELWITHDEBINFO "-DNDEBUG -O2 -g ${CMAKE_OBJC_FLAGS_RELWITHDEBINFO}")
922
    set(CMAKE_OBJC_FLAGS_RELEASE "-DNDEBUG -O3 ${CMAKE_OBJC_FLAGS_RELEASE}")
923
    set(CMAKE_OBJCXX_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${BITCODE} ${VISIBILITY} ${FOBJC_ARC} ${OBJC_VARS} ${CMAKE_OBJCXX_FLAGS}" CACHE INTERNAL
924
     "Flags used by the compiler during all OBJCXX build types.")
925
    set(CMAKE_OBJCXX_FLAGS_DEBUG "-O0 -g ${CMAKE_OBJCXX_FLAGS_DEBUG}")
926
    set(CMAKE_OBJCXX_FLAGS_MINSIZEREL "-DNDEBUG -Os ${CMAKE_OBJCXX_FLAGS_MINSIZEREL}")
927
    set(CMAKE_OBJCXX_FLAGS_RELWITHDEBINFO "-DNDEBUG -O2 -g ${CMAKE_OBJCXX_FLAGS_RELWITHDEBINFO}")
928
    set(CMAKE_OBJCXX_FLAGS_RELEASE "-DNDEBUG -O3 ${CMAKE_OBJCXX_FLAGS_RELEASE}")
929
  endif()
930
  set(CMAKE_C_LINK_FLAGS "${C_TARGET_FLAGS} ${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_C_LINK_FLAGS}" CACHE INTERNAL
931
     "Flags used by the compiler for all C link types.")
932
  set(CMAKE_CXX_LINK_FLAGS "${C_TARGET_FLAGS} ${SDK_NAME_VERSION_FLAGS}  -Wl,-search_paths_first ${CMAKE_CXX_LINK_FLAGS}" CACHE INTERNAL
933
     "Flags used by the compiler for all CXX link types.")
934
  if(NAMED_LANGUAGE_SUPPORT_INT)
935
    set(CMAKE_OBJC_LINK_FLAGS "${C_TARGET_FLAGS} ${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_OBJC_LINK_FLAGS}" CACHE INTERNAL
936
     "Flags used by the compiler for all OBJC link types.")
937
    set(CMAKE_OBJCXX_LINK_FLAGS "${C_TARGET_FLAGS} ${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_OBJCXX_LINK_FLAGS}" CACHE INTERNAL
938
     "Flags used by the compiler for all OBJCXX link types.")
939
  endif()
940
  set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS} -x assembler-with-cpp -arch ${CMAKE_OSX_ARCHITECTURES} ${APPLE_TARGET_TRIPLE_FLAG}" CACHE INTERNAL
941
     "Flags used by the compiler for all ASM build types.")
942
endif()
943

944
## Print status messages to inform of the current state
945
message(STATUS "Configuring ${SDK_NAME} build for platform: ${PLATFORM_INT}, architecture(s): ${ARCHS}")
946
message(STATUS "Using SDK: ${CMAKE_OSX_SYSROOT_INT}")
947
message(STATUS "Using C compiler: ${CMAKE_C_COMPILER}")
948
message(STATUS "Using CXX compiler: ${CMAKE_CXX_COMPILER}")
949
message(STATUS "Using libtool: ${BUILD_LIBTOOL}")
950
message(STATUS "Using install name tool: ${CMAKE_INSTALL_NAME_TOOL}")
951
if(DEFINED APPLE_TARGET_TRIPLE)
952
  message(STATUS "Autoconf target triple: ${APPLE_TARGET_TRIPLE}")
953
endif()
954
message(STATUS "Using minimum deployment version: ${DEPLOYMENT_TARGET}"
955
        " (SDK version: ${SDK_VERSION})")
956
if(MODERN_CMAKE)
957
  message(STATUS "Merging integrated CMake 3.14+ iOS,tvOS,watchOS,macOS toolchain(s) with this toolchain!")
958
  if(PLATFORM_INT MATCHES ".*COMBINED")
959
    message(STATUS "Will combine built (static) artifacts into FAT lib...")
960
  endif()
961
endif()
962
if(CMAKE_GENERATOR MATCHES "Xcode")
963
  message(STATUS "Using Xcode version: ${XCODE_VERSION_INT}")
964
endif()
965
message(STATUS "CMake version: ${CMAKE_VERSION}")
966
if(DEFINED SDK_NAME_VERSION_FLAGS)
967
  message(STATUS "Using version flags: ${SDK_NAME_VERSION_FLAGS}")
968
endif()
969
message(STATUS "Using a data_ptr size of: ${CMAKE_CXX_SIZEOF_DATA_PTR}")
970
if(ENABLE_BITCODE_INT)
971
  message(STATUS "Bitcode: Enabled")
972
else()
973
  message(STATUS "Bitcode: Disabled")
974
endif()
975

976
if(ENABLE_ARC_INT)
977
  message(STATUS "ARC: Enabled")
978
else()
979
  message(STATUS "ARC: Disabled")
980
endif()
981

982
if(ENABLE_VISIBILITY_INT)
983
  message(STATUS "Hiding symbols: Disabled")
984
else()
985
  message(STATUS "Hiding symbols: Enabled")
986
endif()
987

988
# Set global properties
989
set_property(GLOBAL PROPERTY PLATFORM "${PLATFORM}")
990
set_property(GLOBAL PROPERTY APPLE_TARGET_TRIPLE "${APPLE_TARGET_TRIPLE_INT}")
991
set_property(GLOBAL PROPERTY SDK_VERSION "${SDK_VERSION}")
992
set_property(GLOBAL PROPERTY XCODE_VERSION "${XCODE_VERSION_INT}")
993
set_property(GLOBAL PROPERTY OSX_ARCHITECTURES "${CMAKE_OSX_ARCHITECTURES}")
994

995
# Export configurable variables for the try_compile() command.
996
set(CMAKE_TRY_COMPILE_PLATFORM_VARIABLES
997
        PLATFORM
998
        XCODE_VERSION_INT
999
        SDK_VERSION
1000
        NAMED_LANGUAGE_SUPPORT
1001
        DEPLOYMENT_TARGET
1002
        CMAKE_DEVELOPER_ROOT
1003
        CMAKE_OSX_SYSROOT_INT
1004
        ENABLE_BITCODE
1005
        ENABLE_ARC
1006
        CMAKE_ASM_COMPILER
1007
        CMAKE_C_COMPILER
1008
        CMAKE_C_COMPILER_TARGET
1009
        CMAKE_CXX_COMPILER
1010
        CMAKE_CXX_COMPILER_TARGET
1011
        BUILD_LIBTOOL
1012
        CMAKE_INSTALL_NAME_TOOL
1013
        CMAKE_C_FLAGS
1014
        CMAKE_C_DEBUG
1015
        CMAKE_C_MINSIZEREL
1016
        CMAKE_C_RELWITHDEBINFO
1017
        CMAKE_C_RELEASE
1018
        CMAKE_CXX_FLAGS
1019
        CMAKE_CXX_FLAGS_DEBUG
1020
        CMAKE_CXX_FLAGS_MINSIZEREL
1021
        CMAKE_CXX_FLAGS_RELWITHDEBINFO
1022
        CMAKE_CXX_FLAGS_RELEASE
1023
        CMAKE_C_LINK_FLAGS
1024
        CMAKE_CXX_LINK_FLAGS
1025
        CMAKE_ASM_FLAGS
1026
)
1027

1028
if(NAMED_LANGUAGE_SUPPORT_INT)
1029
  list(APPEND CMAKE_TRY_COMPILE_PLATFORM_VARIABLES 
1030
        CMAKE_OBJC_FLAGS
1031
        CMAKE_OBJC_DEBUG
1032
        CMAKE_OBJC_MINSIZEREL
1033
        CMAKE_OBJC_RELWITHDEBINFO
1034
        CMAKE_OBJC_RELEASE
1035
        CMAKE_OBJCXX_FLAGS
1036
        CMAKE_OBJCXX_DEBUG
1037
        CMAKE_OBJCXX_MINSIZEREL
1038
        CMAKE_OBJCXX_RELWITHDEBINFO
1039
        CMAKE_OBJCXX_RELEASE
1040
        CMAKE_OBJC_LINK_FLAGS
1041
        CMAKE_OBJCXX_LINK_FLAGS
1042
  )
1043
endif()
1044

1045
set(CMAKE_PLATFORM_HAS_INSTALLNAME 1)
1046
set(CMAKE_SHARED_LINKER_FLAGS "-rpath @executable_path/Frameworks -rpath @loader_path/Frameworks")
1047
set(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-dynamiclib -Wl,-headerpad_max_install_names")
1048
set(CMAKE_SHARED_MODULE_CREATE_C_FLAGS "-bundle -Wl,-headerpad_max_install_names")
1049
set(CMAKE_SHARED_MODULE_LOADER_C_FLAG "-Wl,-bundle_loader,")
1050
set(CMAKE_SHARED_MODULE_LOADER_CXX_FLAG "-Wl,-bundle_loader,")
1051
set(CMAKE_FIND_LIBRARY_SUFFIXES ".tbd" ".dylib" ".so" ".a")
1052
set(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-install_name")
1053

1054
# Set the find root to the SDK developer roots.
1055
# Note: CMAKE_FIND_ROOT_PATH is only useful when cross-compiling. Thus, do not set on macOS builds.
1056
if(NOT PLATFORM_INT MATCHES "^MAC.*$")
1057
  list(APPEND CMAKE_FIND_ROOT_PATH "${CMAKE_OSX_SYSROOT_INT}" CACHE INTERNAL "")
1058
  set(CMAKE_IGNORE_PATH "/System/Library/Frameworks;/usr/local/lib;/opt/homebrew" CACHE INTERNAL "")
1059
endif()
1060

1061
# Default to searching for frameworks first.
1062
IF(NOT DEFINED CMAKE_FIND_FRAMEWORK)
1063
  set(CMAKE_FIND_FRAMEWORK FIRST)
1064
ENDIF(NOT DEFINED CMAKE_FIND_FRAMEWORK)
1065

1066
# Set up the default search directories for frameworks.
1067
if(PLATFORM_INT MATCHES "^MAC_CATALYST") 
1068
  set(CMAKE_FRAMEWORK_PATH
1069
          ${CMAKE_DEVELOPER_ROOT}/Library/PrivateFrameworks
1070
          ${CMAKE_OSX_SYSROOT_INT}/System/Library/Frameworks
1071
          ${CMAKE_OSX_SYSROOT_INT}/System/iOSSupport/System/Library/Frameworks
1072
          ${CMAKE_FRAMEWORK_PATH} CACHE INTERNAL "")
1073
else()
1074
  set(CMAKE_FRAMEWORK_PATH
1075
          ${CMAKE_DEVELOPER_ROOT}/Library/PrivateFrameworks
1076
          ${CMAKE_OSX_SYSROOT_INT}/System/Library/Frameworks
1077
          ${CMAKE_FRAMEWORK_PATH} CACHE INTERNAL "")
1078
endif()
1079

1080
# By default, search both the specified iOS SDK and the remainder of the host filesystem.
1081
if(NOT CMAKE_FIND_ROOT_PATH_MODE_PROGRAM)
1082
  set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM BOTH CACHE INTERNAL "")
1083
endif()
1084
if(NOT CMAKE_FIND_ROOT_PATH_MODE_LIBRARY)
1085
  set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH CACHE INTERNAL "")
1086
endif()
1087
if(NOT CMAKE_FIND_ROOT_PATH_MODE_INCLUDE)
1088
  set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE BOTH CACHE INTERNAL "")
1089
endif()
1090
if(NOT CMAKE_FIND_ROOT_PATH_MODE_PACKAGE)
1091
  set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE BOTH CACHE INTERNAL "")
1092
endif()
1093

1094
#
1095
# Some helper-macros below to simplify and beautify the CMakeFile
1096
#
1097

1098
# This little macro lets you set any Xcode specific property.
1099
macro(set_xcode_property TARGET XCODE_PROPERTY XCODE_VALUE XCODE_RELVERSION)
1100
  set(XCODE_RELVERSION_I "${XCODE_RELVERSION}")
1101
  if(XCODE_RELVERSION_I STREQUAL "All")
1102
    set_property(TARGET ${TARGET} PROPERTY XCODE_ATTRIBUTE_${XCODE_PROPERTY} "${XCODE_VALUE}")
1103
  else()
1104
    set_property(TARGET ${TARGET} PROPERTY XCODE_ATTRIBUTE_${XCODE_PROPERTY}[variant=${XCODE_RELVERSION_I}] "${XCODE_VALUE}")
1105
  endif()
1106
endmacro(set_xcode_property)
1107

1108
# This macro lets you find executable programs on the host system.
1109
macro(find_host_package)
1110
  set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
1111
  set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER)
1112
  set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER)
1113
  set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE NEVER)
1114
  set(_TOOLCHAIN_IOS ${IOS})
1115
  set(IOS OFF)
1116
  find_package(${ARGN})
1117
  set(IOS ${_TOOLCHAIN_IOS})
1118
  set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM BOTH)
1119
  set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH)
1120
  set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE BOTH)
1121
  set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE BOTH)
1122
endmacro(find_host_package)
1123