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# =================================================================================================
# ADOBE SYSTEMS INCORPORATED
# Copyright 2013 Adobe Systems Incorporated
# All Rights Reserved
#
# NOTICE: Adobe permits you to use, modify, and distribute this file in accordance with the terms
# of the Adobe license agreement accompanying it.
# =================================================================================================
# Toolchain
# 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
# enforce build static libs on iOS
set(XMP_BUILD_STATIC "ON")
# Standard settings
set (CMAKE_SYSTEM_NAME Darwin)
set (CMAKE_SYSTEM_VERSION 1 )
set (UNIX True)
set (APPLE True)
set (APPLE_IOS True)
# Force the compilers to gcc for iOS
include(CMakeForceCompiler)
CMAKE_FORCE_C_COMPILER (gcc gcc)
CMAKE_FORCE_CXX_COMPILER (g++ g++)
# Skip the platform compiler checks for cross compiling
set (CMAKE_CXX_COMPILER_WORKS TRUE)
set (CMAKE_C_COMPILER_WORKS TRUE)
# All iOS/Darwin specific settings - some may be redundant
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_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}")
# Hidden visibilty is required for cxx on iOS
set (CMAKE_C_FLAGS "")
set (CMAKE_CXX_FLAGS "-headerpad_max_install_names -fvisibility=hidden -fvisibility-inlines-hidden")
set (CMAKE_C_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_C_LINK_FLAGS}")
set (CMAKE_CXX_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_CXX_LINK_FLAGS}")
# Setting Standard C++ complier library as 'libstdc++'
set (CMAKE_XCODE_ATTRIBUTE_CLANG_CXX_LIBRARY "libstdc++")
set (CMAKE_PLATFORM_HAS_INSTALLNAME 1)
set (CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-dynamiclib -headerpad_max_install_names")
set (CMAKE_SHARED_MODULE_CREATE_C_FLAGS "-bundle -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 ".dylib" ".so" ".a")
# hack: if a new cmake (which uses CMAKE_INSTALL_NAME_TOOL) runs on an old build tree
# (where install_name_tool was hardcoded) and where CMAKE_INSTALL_NAME_TOOL isn't in the cache
# and still cmake didn't fail in CMakeFindBinUtils.cmake (because it isn't rerun)
# hardcode CMAKE_INSTALL_NAME_TOOL here to install_name_tool, so it behaves as it did before, Alex
if (NOT DEFINED CMAKE_INSTALL_NAME_TOOL)
find_program(CMAKE_INSTALL_NAME_TOOL install_name_tool)
endif (NOT DEFINED CMAKE_INSTALL_NAME_TOOL)
# Setup iOS platform
if (NOT DEFINED IOS_PLATFORM)
set (IOS_PLATFORM "OS")
endif (NOT DEFINED IOS_PLATFORM)
set (IOS_PLATFORM ${IOS_PLATFORM} CACHE STRING "Type of iOS Platform")
# Check the platform selection and setup for developer root
if (${IOS_PLATFORM} STREQUAL "OS")
set (IOS_PLATFORM_LOCATION "iPhoneOS.platform")
elseif (${IOS_PLATFORM} STREQUAL "SIMULATOR")
set (IOS_PLATFORM_LOCATION "iPhoneSimulator.platform")
else (${IOS_PLATFORM} STREQUAL "OS")
message (FATAL_ERROR "Unsupported IOS_PLATFORM value selected. Please choose OS or SIMULATOR")
endif (${IOS_PLATFORM} STREQUAL "OS")
# get xcode version
execute_process(
COMMAND xcodebuild -version
OUTPUT_VARIABLE CMAKE_INSTALLED_XCODE_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE
)
string(REGEX MATCH "Xcode ([3-9].[0-9][.]?[0-9]?)" matches ${CMAKE_INSTALLED_XCODE_VERSION})
set(CMAKE_INSTALLED_XCODE_VERSION ${CMAKE_MATCH_1})
# Setup iOS developer location
if(${CMAKE_INSTALLED_XCODE_VERSION} LESS 4.3.0)
set (CMAKE_IOS_DEVELOPER_ROOT "/Developer/Platforms/${IOS_PLATFORM_LOCATION}/Developer")
else()
# get xcode installation path
execute_process(
COMMAND xcode-select -print-path
OUTPUT_VARIABLE XMP_DEVELOPER_ROOT
OUTPUT_STRIP_TRAILING_WHITESPACE
)
set(CMAKE_IOS_DEVELOPER_ROOT "${XMP_DEVELOPER_ROOT}/Platforms/${IOS_PLATFORM_LOCATION}/Developer")
endif()
set (CMAKE_IOS_DEVELOPER_ROOT ${CMAKE_IOS_DEVELOPER_ROOT} CACHE PATH "Location of iOS Platform")
# Find and use the most recent iOS sdk
if (NOT DEFINED CMAKE_IOS_SDK_ROOT)
file (GLOB _CMAKE_IOS_SDKS "${CMAKE_IOS_DEVELOPER_ROOT}/SDKs/*")
if (_CMAKE_IOS_SDKS)
list (SORT _CMAKE_IOS_SDKS)
list (REVERSE _CMAKE_IOS_SDKS)
list (GET _CMAKE_IOS_SDKS 0 CMAKE_IOS_SDK_ROOT)
else (_CMAKE_IOS_SDKS)
message (FATAL_ERROR "No iOS SDK's found in default seach path ${CMAKE_IOS_DEVELOPER_ROOT}. Manually set CMAKE_IOS_SDK_ROOT or install the iOS SDK.")
endif (_CMAKE_IOS_SDKS)
message (STATUS "Toolchain using default iOS SDK: ${CMAKE_IOS_SDK_ROOT}")
endif (NOT DEFINED CMAKE_IOS_SDK_ROOT)
set (CMAKE_IOS_SDK_ROOT ${CMAKE_IOS_SDK_ROOT} CACHE PATH "Location of the selected iOS SDK")
message (STATUS "CMAKE_IOS_SDK_ROOT ${CMAKE_IOS_SDK_ROOT}")
# Set the sysroot default to the most recent SDK
set (CMAKE_OSX_SYSROOT ${CMAKE_IOS_SDK_ROOT} CACHE PATH "Sysroot used for iOS support")
# set the architecture for iOS - using ARCHS_STANDARD_INCLUDING_64_BIT sets armv7 and arm64.
# The other value that works is ARCHS_UNIVERSAL_IPHONE_OS but that sets armv7 only
set (CMAKE_OSX_ARCHITECTURES "$(ARCHS_STANDARD_INCLUDING_64_BIT)" CACHE string "Build architecture for iOS")
# Set the find root to the iOS developer roots and to user defined paths
set (CMAKE_FIND_ROOT_PATH ${CMAKE_IOS_DEVELOPER_ROOT} ${CMAKE_IOS_SDK_ROOT} ${CMAKE_PREFIX_PATH} CACHE string "iOS find search path root")
# default to searching for frameworks first
set (CMAKE_FIND_FRAMEWORK FIRST)
# set up the default search directories for frameworks
set (CMAKE_SYSTEM_FRAMEWORK_PATH
${CMAKE_IOS_SDK_ROOT}/System/Library/Frameworks
${CMAKE_IOS_SDK_ROOT}/System/Library/PrivateFrameworks
${CMAKE_IOS_SDK_ROOT}/Developer/Library/Frameworks
)
# only search the iOS sdks, not the remainder of the host filesystem
set (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM BOTH)
set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH)
set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE BOTH)
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