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# 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
#
###############################################################################
# OPTIONS #
###############################################################################
#
# PLATFORM: (default "OS64")
# OS = Build for iPhoneOS.
# OS64 = Build for arm64 iphoneOS.
# 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)
# 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 + 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)
# 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 + 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)
# 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
#
# NAMED_LANGUAGE_SUPPORT:
# ON (default) = Will require "enable_language(OBJC) and/or enable_language(OBJCXX)" for full OBJC|OBJCXX support
# OFF = Will embed the OBJC and OBJCXX flags into the CMAKE_C_FLAGS and CMAKE_CXX_FLAGS (legacy behaviour, CMake version < 3.16)
#
# ENABLE_BITCODE: (ON|OFF) Enables or disables bitcode support. Default ON
#
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# ENABLE_ARC: (ON|OFF) Enables or disables ARC support. Default OFF (ARC disabled by default)
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#
# ENABLE_VISIBILITY: (ON|OFF) Enables or disables symbol visibility support. Default OFF (visibility hidden by default)
#
# ENABLE_STRICT_TRY_COMPILE: (ON|OFF) Enables or disables strict try_compile() on all Check* directives (will run linker
# to actually check if linking is possible). Default OFF (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
#
# NOTE: When manually specifying ARCHS, put a semi-colon between the entries. E.g., -DARCHS="armv7;arm64"
#
###############################################################################
# END OPTIONS #
###############################################################################
#
# 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 )
# List of supported platform values
list ( APPEND _supported_platforms
" O S " " O S 6 4 " " O S 6 4 C O M B I N E D " " S I M U L A T O R " " S I M U L A T O R 6 4 " " S I M U L A T O R A R M 6 4 "
" T V O S " " T V O S C O M B I N E D " " S I M U L A T O R _ T V O S "
" W A T C H O S " " W A T C H O S C O M B I N E D " " S I M U L A T O R _ W A T C H O S "
" M A C " " M A C _ A R M 6 4 "
" M A C _ C A T A L Y S T " " M A C _ C A T A L Y S T _ A R M 6 4 " )
# 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 ${ XCODEBUILD_EXECUTABLE } -version
O U T P U T _ V A R I A B L E X C O D E _ V E R S I O N _ I N T
E R R O R _ Q U I E T
O U T P U T _ S T R I P _ T R A I L I N G _ W H I T E S P A C E )
string ( REGEX MATCH "Xcode [0-9\\.]+" XCODE_VERSION_INT "${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"
" S u p p o r t e d P L A T F O R M v a l u e s : \ n * $ { _ s u p p o r t e d _ p l a t f o r m s _ f o r m a t t e d } " )
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 named language support defaults.
if ( NOT DEFINED NAMED_LANGUAGE_SUPPORT AND ${ CMAKE_VERSION } VERSION_GREATER_EQUAL "3.16" )
set ( NAMED_LANGUAGE_SUPPORT ON )
message ( STATUS "[DEFAULTS] Using explicit named language support! E.g., enable_language(CXX) is needed in the project files." )
elseif ( NOT DEFINED NAMED_LANGUAGE_SUPPORT AND ${ CMAKE_VERSION } VERSION_LESS "3.16" )
set ( NAMED_LANGUAGE_SUPPORT OFF )
message ( STATUS "[DEFAULTS] Disabling explicit named language support. Falling back to legacy behaviour." )
elseif ( DEFINED NAMED_LANGUAGE_SUPPORT AND ${ CMAKE_VERSION } VERSION_LESS "3.16" )
message ( FATAL_ERROR "CMake named language support for OBJC and OBJCXX was added in CMake 3.16." )
endif ( )
set ( NAMED_LANGUAGE_SUPPORT_INT ${ NAMED_LANGUAGE_SUPPORT } CACHE BOOL
" W h e t h e r o r n o t t o e n a b l e e x p l i c i t n a m e d l a n g u a g e s u p p o r t " F O R C E )
# 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 "13.1" )
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 ${ DEPLOYMENT_TARGET } VERSION_LESS "13.1" )
message ( FATAL_ERROR "Mac Catalyst builds requires a minimum deployment target of 13.1!" )
endif ( )
# Store the DEPLOYMENT_TARGET in the cache
set ( DEPLOYMENT_TARGET "${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 ) # FIXME: 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 ) # FIXME: 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: ${PLATFORM_INT}" )
endif ( )
string ( REPLACE ";" " " ARCHS_SPACED "${ARCHS}" )
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 "${MACOSX_DEPLOYMENT_TARGET}" )
endif ( )
elseif ( CMAKE_GENERATOR MATCHES "Xcode" )
set ( CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libc++" )
set ( CMAKE_XCODE_ATTRIBUTE_IPHONEOS_DEPLOYMENT_TARGET "${DEPLOYMENT_TARGET}" )
if ( NOT PLATFORM_INT MATCHES ".*COMBINED" )
set ( CMAKE_XCODE_ATTRIBUTE_ARCHS[sdk= ${ SDK_NAME } *] "${ARCHS_SPACED}" )
set ( CMAKE_XCODE_ATTRIBUTE_VALID_ARCHS[sdk= ${ SDK_NAME } *] "${ARCHS_SPACED}" )
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
O U T P U T _ V A R I A B L E C M A K E _ O S X _ S Y S R O O T _ I N T
E R R O R _ Q U I E T
O U T P U T _ S T R I P _ T R A I L I N G _ W H I T E S P A C E )
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"
" i s p o i n t i n g t o t h e c o r r e c t p a t h . P l e a s e r u n : "
" s u d o x c o d e - s e l e c t - s / A p p l i c a t i o n s / X c o d e . a p p / C o n t e n t s / D e v e l o p e r "
" a n d s e e i f t h a t f i x e s t h e p r o b l e m f o r y o u . " )
message ( FATAL_ERROR "Invalid CMAKE_OSX_SYSROOT: ${CMAKE_OSX_SYSROOT} "
" d o e s n o t e x i s t . " )
elseif ( DEFINED CMAKE_OSX_SYSROOT_INT )
set ( CMAKE_OSX_SYSROOT_INT "${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 ON )
elseif ( NOT DEFINED ENABLE_BITCODE )
message ( STATUS "[DEFAULTS] Disabling bitcode support by default on simulators. ENABLE_BITCODE not provided for override!" )
set ( ENABLE_BITCODE OFF )
endif ( )
set ( ENABLE_BITCODE_INT ${ ENABLE_BITCODE } CACHE BOOL
" W h e t h e r o r n o t t o e n a b l e b i t c o d e " F O R C E )
# Use ARC or not
if ( NOT DEFINED ENABLE_ARC )
# Unless specified, enable ARC support by default
2022-09-09 23:06:59 +08:00
set ( ENABLE_ARC OFF )
message ( STATUS "[DEFAULTS] Disabling ARC support by default. ENABLE_ARC not provided!" )
2022-09-05 14:13:52 +08:00
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 OFF )
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 )
2022-09-09 23:06:59 +08:00
# Unless specified, enable strict try_compile()
2022-09-05 14:13:52 +08:00
set ( ENABLE_STRICT_TRY_COMPILE ON )
2022-09-09 23:06:59 +08:00
message ( STATUS "[DEFAULTS] Using strict compiler checks by default to avoid dynamic link issue. ENABLE_STRICT_TRY_COMPILE not provided!" )
2022-09-05 14:13:52 +08:00
endif ( )
set ( ENABLE_STRICT_TRY_COMPILE_INT ${ ENABLE_STRICT_TRY_COMPILE } CACHE BOOL
" W h e t h e r o r n o t t o u s e s t r i c t c o m p i l e r c h e c k s " F O R C E )
# Get the SDK version information.
if ( DEFINED SDK_VERSION )
# Environment variables are always preserved.
set ( ENV{_SDK_VERSION} "${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
O U T P U T _ V A R I A B L E S D K _ V E R S I O N
E R R O R _ Q U I E T
O U T P U T _ S T R I P _ T R A I L I N G _ W H I T E S P A C E )
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
O U T P U T _ V A R I A B L E C M A K E _ C _ C O M P I L E R
E R R O R _ Q U I E T
O U T P U T _ S T R I P _ T R A I L I N G _ W H I T E S P A C E )
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 ${ CMAKE_OSX_SYSROOT_INT } -find clang++
O U T P U T _ V A R I A B L E C M A K E _ C X X _ C O M P I L E R
E R R O R _ Q U I E T
O U T P U T _ S T R I P _ T R A I L I N G _ W H I T E S P A C E )
endif ( )
# Find (Apple's) libtool.
if ( DEFINED BUILD_LIBTOOL )
# Environment variables are always preserved.
set ( ENV{_BUILD_LIBTOOL} "${BUILD_LIBTOOL}" )
elseif ( DEFINED ENV{_BUILD_LIBTOOL} )
set ( BUILD_LIBTOOL "$ENV{_BUILD_LIBTOOL}" )
elseif ( NOT DEFINED BUILD_LIBTOOL )
execute_process ( COMMAND xcrun -sdk ${ CMAKE_OSX_SYSROOT_INT } -find libtool
O U T P U T _ V A R I A B L E B U I L D _ L I B T O O L
E R R O R _ Q U I E T
O U T P U T _ S T R I P _ T R A I L I N G _ W H I T E S P A C E )
endif ( )
# Find the toolchain's provided install_name_tool if none is found on the host
if ( DEFINED CMAKE_INSTALL_NAME_TOOL )
# Environment variables are always preserved.
set ( ENV{_CMAKE_INSTALL_NAME_TOOL} "${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
O U T P U T _ V A R I A B L E C M A K E _ I N S T A L L _ N A M E _ T O O L _ I N T
E R R O R _ Q U I E T
O U T P U T _ S T R I P _ T R A I L I N G _ W H I T E S P A C E )
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 <TARGET> <LINK_FLAGS> <OBJECTS> " 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 )
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 ON CACHE BOOL "" )
set ( APPLE ON CACHE BOOL "" )
if ( PLATFORM STREQUAL "MAC" OR PLATFORM STREQUAL "MAC_ARM64" )
set ( IOS OFF CACHE BOOL "" )
set ( MACOS ON CACHE BOOL "" )
elseif ( PLATFORM STREQUAL "MAC_CATALYST" OR PLATFORM STREQUAL "MAC_CATALYST_ARM64" )
set ( IOS ON CACHE BOOL "" )
set ( MACOS ON CACHE BOOL "" )
else ( )
set ( IOS ON 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
" - m i o s - v e r s i o n - m i n = $ { D E P L O Y M E N T _ T A R G E T } " )
else ( )
# Xcode 7.0+ uses flags we can build directly from SDK_NAME.
set ( SDK_NAME_VERSION_FLAGS
" - m $ { S D K _ N A M E } - v e r s i o n - m i n = $ { D E P L O Y M E N T _ T A R G E T } " )
endif ( )
elseif ( PLATFORM_INT STREQUAL "TVOS" )
set ( SDK_NAME_VERSION_FLAGS
" - m t v o s - v e r s i o n - m i n = $ { D E P L O Y M E N T _ T A R G E T } " )
elseif ( PLATFORM_INT STREQUAL "SIMULATOR_TVOS" )
set ( SDK_NAME_VERSION_FLAGS
" - m t v o s - s i m u l a t o r - v e r s i o n - m i n = $ { D E P L O Y M E N T _ T A R G E T } " )
elseif ( PLATFORM_INT STREQUAL "WATCHOS" )
set ( SDK_NAME_VERSION_FLAGS
" - m w a t c h o s - v e r s i o n - m i n = $ { D E P L O Y M E N T _ T A R G E T } " )
elseif ( PLATFORM_INT STREQUAL "SIMULATOR_WATCHOS" )
set ( SDK_NAME_VERSION_FLAGS
" - m w a t c h o s - s i m u l a t o r - v e r s i o n - m i n = $ { D E P L O Y M E N T _ T A R G E T } " )
elseif ( PLATFORM_INT STREQUAL "MAC" )
set ( SDK_NAME_VERSION_FLAGS
" - m m a c o s x - v e r s i o n - m i n = $ { D E P L O Y M E N T _ T A R G E T } " )
else ( )
# SIMULATOR or SIMULATOR64 both use -mios-simulator-version-min.
set ( SDK_NAME_VERSION_FLAGS
" - m i o s - s i m u l a t o r - v e r s i o n - m i n = $ { D E P L O Y M E N T _ T A R G E T } " )
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 ( NAMED_LANGUAGE_SUPPORT_INT )
set ( OBJC_VARS "-fobjc-abi-version=2 -DOBJC_OLD_DISPATCH_PROTOTYPES=0" )
set ( OBJC_LEGACY_VARS "" )
else ( )
set ( OBJC_VARS "" )
set ( OBJC_LEGACY_VARS "-fobjc-abi-version=2 -DOBJC_OLD_DISPATCH_PROTOTYPES=0" )
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 ${APPLE_TARGET_TRIPLE}" )
endif ( )
#Check if Xcode generator is used, since that will handle these flags automagically
if ( CMAKE_GENERATOR MATCHES "Xcode" )
message ( STATUS "Not setting any manual command-line buildflags, since Xcode is selected as generator. Modifying the Xcode build-settings directly instead." )
else ( )
set ( CMAKE_C_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${OBJC_LEGACY_VARS} ${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} ${OBJC_LEGACY_VARS} ${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 ${CMAKE_CXX_FLAGS_RELEASE}" )
if ( NAMED_LANGUAGE_SUPPORT_INT )
set ( CMAKE_OBJC_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${BITCODE} ${VISIBILITY} ${FOBJC_ARC} ${OBJC_VARS} ${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 ${CMAKE_OBJC_FLAGS_RELEASE}" )
set ( CMAKE_OBJCXX_FLAGS "${C_TARGET_FLAGS} ${APPLE_TARGET_TRIPLE_FLAG} ${SDK_NAME_VERSION_FLAGS} ${BITCODE} ${VISIBILITY} ${FOBJC_ARC} ${OBJC_VARS} ${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 ${CMAKE_OBJCXX_FLAGS_RELEASE}" )
endif ( )
set ( CMAKE_C_LINK_FLAGS "${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 ${CMAKE_CXX_LINK_FLAGS}" )
if ( NAMED_LANGUAGE_SUPPORT_INT )
set ( CMAKE_OBJC_LINK_FLAGS "${C_TARGET_FLAGS} ${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_OBJC_LINK_FLAGS}" )
set ( CMAKE_OBJCXX_LINK_FLAGS "${C_TARGET_FLAGS} ${SDK_NAME_VERSION_FLAGS} -Wl,-search_paths_first ${CMAKE_OBJCXX_LINK_FLAGS}" )
endif ( )
set ( CMAKE_ASM_FLAGS "${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}"
" ( S D K v e r s i o n : $ { S D K _ V E R S I O N } ) " )
if ( MODERN_CMAKE )
message ( STATUS "Merging integrated CMake 3.14+ iOS,tvOS,watchOS,macOS toolchain(s) with this toolchain!" )
if ( PLATFORM_INT MATCHES ".*COMBINED" )
message ( STATUS "Will combine built (static) artifacts into FAT lib..." )
endif ( )
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
P L A T F O R M
X C O D E _ V E R S I O N _ I N T
S D K _ V E R S I O N
N A M E D _ L A N G U A G E _ S U P P O R T
D E P L O Y M E N T _ T A R G E T
C M A K E _ D E V E L O P E R _ R O O T
C M A K E _ O S X _ S Y S R O O T _ I N T
E N A B L E _ B I T C O D E
E N A B L E _ A R C
C M A K E _ A S M _ C O M P I L E R
C M A K E _ C _ C O M P I L E R
C M A K E _ C _ C O M P I L E R _ T A R G E T
C M A K E _ C X X _ C O M P I L E R
C M A K E _ C X X _ C O M P I L E R _ T A R G E T
B U I L D _ L I B T O O L
C M A K E _ I N S T A L L _ N A M E _ T O O L
C M A K E _ C _ F L A G S
C M A K E _ C _ D E B U G
C M A K E _ C _ M I N S I Z E R E L
C M A K E _ C _ R E L W I T H D E B I N F O
C M A K E _ C _ R E L E A S E
C M A K E _ C X X _ F L A G S
C M A K E _ C X X _ F L A G S _ D E B U G
C M A K E _ C X X _ F L A G S _ M I N S I Z E R E L
C M A K E _ C X X _ F L A G S _ R E L W I T H D E B I N F O
C M A K E _ C X X _ F L A G S _ R E L E A S E
C M A K E _ C _ L I N K _ F L A G S
C M A K E _ C X X _ L I N K _ F L A G S
C M A K E _ A S M _ F L A G S
)
if ( NAMED_LANGUAGE_SUPPORT_INT )
list ( APPEND CMAKE_TRY_COMPILE_PLATFORM_VARIABLES
C M A K E _ O B J C _ F L A G S
C M A K E _ O B J C _ D E B U G
C M A K E _ O B J C _ M I N S I Z E R E L
C M A K E _ O B J C _ R E L W I T H D E B I N F O
C M A K E _ O B J C _ R E L E A S E
C M A K E _ O B J C X X _ F L A G S
C M A K E _ O B J C X X _ D E B U G
C M A K E _ O B J C X X _ M I N S I Z E R E L
C M A K E _ O B J C X X _ R E L W I T H D E B I N F O
C M A K E _ O B J C X X _ R E L E A S E
C M A K E _ O B J C _ L I N K _ F L A G S
C M A K E _ O B J C X X _ L I N K _ F L A G S
)
endif ( )
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 MATCHES "^MAC.*$" )
list ( APPEND CMAKE_FIND_ROOT_PATH "${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
$ { C M A K E _ D E V E L O P E R _ R O O T } / L i b r a r y / P r i v a t e F r a m e w o r k s
$ { C M A K E _ O S X _ S Y S R O O T _ I N T } / S y s t e m / L i b r a r y / F r a m e w o r k s
$ { C M A K E _ O S X _ S Y S R O O T _ I N T } / S y s t e m / i O S S u p p o r t / S y s t e m / L i b r a r y / F r a m e w o r k s
$ { C M A K E _ F R A M E W O R K _ P A T H } C A C H E I N T E R N A L " " )
else ( )
set ( CMAKE_FRAMEWORK_PATH
$ { C M A K E _ D E V E L O P E R _ R O O T } / L i b r a r y / P r i v a t e F r a m e w o r k s
$ { C M A K E _ O S X _ S Y S R O O T _ I N T } / S y s t e m / L i b r a r y / F r a m e w o r k s
$ { C M A K E _ F R A M E W O R K _ P A T H } C A C H E I N T E R N A L " " )
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 OFF )
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 )
