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Diffstat (limited to 'platform/ios/toolchain.cmake')
-rw-r--r-- | platform/ios/toolchain.cmake | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/platform/ios/toolchain.cmake b/platform/ios/toolchain.cmake new file mode 100644 index 0000000000..60dbac07c7 --- /dev/null +++ b/platform/ios/toolchain.cmake @@ -0,0 +1,136 @@ +# From https://github.com/OtherLevels/ios-cmake +# 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 + +# Options: +# +# IOS_PLATFORM = OS (default) or SIMULATOR or SIMULATOR64 +# This decides if SDKS will be selected from the iPhoneOS.platform or iPhoneSimulator.platform folders +# OS - the default, used to build for iPhone and iPad physical devices, which have an arm arch. +# SIMULATOR - used to build for the Simulator platforms, which have an x86 arch. +# +# CMAKE_IOS_DEVELOPER_ROOT = automatic(default) or /path/to/platform/Developer folder +# By default this location is automatcially chosen based on the IOS_PLATFORM value above. +# If set manually, it will override the default location and force the user of a particular Developer Platform +# +# CMAKE_IOS_SDK_ROOT = automatic(default) or /path/to/platform/Developer/SDKs/SDK folder +# By default this location is automatcially chosen based on the CMAKE_IOS_DEVELOPER_ROOT value. +# In this case it will always be the most up-to-date SDK found in the CMAKE_IOS_DEVELOPER_ROOT path. +# If set manually, this will force the use of a specific SDK version + +# Macros: +# +# set_xcode_property (TARGET XCODE_PROPERTY XCODE_VALUE) +# A convenience macro for setting xcode specific properties on targets +# example: set_xcode_property (myioslib IPHONEOS_DEPLOYMENT_TARGET "3.1") +# +# find_host_package (PROGRAM ARGS) +# A macro used to find executable programs on the host system, not within the iOS environment. +# Thanks to the android-cmake project for providing the command + +# Standard settings +set (CMAKE_SYSTEM_NAME Darwin) +set (CMAKE_SYSTEM_VERSION 1) +set (UNIX True) +set (APPLE True) +set (IOS True) + +# Required as of cmake 2.8.10 +set (CMAKE_OSX_DEPLOYMENT_TARGET "" CACHE STRING "Force unset of the deployment target for iOS" FORCE) + +# Determine the cmake host system version so we know where to find the iOS SDKs +find_program (CMAKE_UNAME uname /bin /usr/bin /usr/local/bin) +if (CMAKE_UNAME) + exec_program(uname ARGS -r OUTPUT_VARIABLE CMAKE_HOST_SYSTEM_VERSION) + string (REGEX REPLACE "^([0-9]+)\\.([0-9]+).*$" "\\1" DARWIN_MAJOR_VERSION "${CMAKE_HOST_SYSTEM_VERSION}") +endif (CMAKE_UNAME) + +# Force the compilers to gcc for iOS +include (CMakeForceCompiler) +set(XCODE_TOOLCHAIN /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain) +set(XCODE_BIN ${XCODE_TOOLCHAIN}/usr/bin) +set(CMAKE_C_COMPILER ${XCODE_BIN}/clang) +set(CMAKE_CXX_COMPILER ${XCODE_BIN}/clang++) +set(CMAKE_FIND_ROOT_PATH ${XCODE_TOOLCHAIN_ROOT}) +set(CMAKE_AR ar CACHE FILEPATH "" FORCE) + +# Skip the platform compiler checks for cross compiling +set (CMAKE_CXX_COMPILER_WORKS TRUE) +set (CMAKE_C_COMPILER_WORKS TRUE) + +# All iOS/Darwin specific settings - some may be redundant +set (CMAKE_SHARED_LIBRARY_PREFIX "lib") +set (CMAKE_SHARED_LIBRARY_SUFFIX ".dylib") +set (CMAKE_SHARED_MODULE_PREFIX "lib") +set (CMAKE_SHARED_MODULE_SUFFIX ".so") +set (CMAKE_MODULE_EXISTS 1) +set (CMAKE_DL_LIBS "") + +set (CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG "-compatibility_version ") +set (CMAKE_C_OSX_CURRENT_VERSION_FLAG "-current_version ") +set (CMAKE_CXX_OSX_COMPATIBILITY_VERSION_FLAG "${CMAKE_C_OSX_COMPATIBILITY_VERSION_FLAG}") +set (CMAKE_CXX_OSX_CURRENT_VERSION_FLAG "${CMAKE_C_OSX_CURRENT_VERSION_FLAG}") + + +# This was required for Other C++ Flags to be set for enabling bitcode in a static lib. +# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fembed-bitcode") + + +set (CMAKE_C_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_C_LINK_FLAGS}") +set (CMAKE_CXX_LINK_FLAGS "-Wl,-search_paths_first ${CMAKE_CXX_LINK_FLAGS}") + +set (CMAKE_PLATFORM_HAS_INSTALLNAME 1) +set (CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "-dynamiclib -headerpad_max_install_names") +set (CMAKE_SHARED_MODULE_CREATE_C_FLAGS "-bundle -headerpad_max_install_names") +set (CMAKE_SHARED_MODULE_LOADER_C_FLAG "-Wl,-bundle_loader,") +set (CMAKE_SHARED_MODULE_LOADER_CXX_FLAG "-Wl,-bundle_loader,") +set (CMAKE_FIND_LIBRARY_SUFFIXES ".dylib" ".so" ".a") + + +# Point to the latest SDK. +set (CMAKE_OSX_SYSROOT "iphoneos" CACHE string "Sysroot used for iOS support") + + + +set (CMAKE_OSX_ARCHITECTURES "$(ARCHS_STANDARD)" 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 ONLY) +set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) +set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) + + +# This little macro lets you set any XCode specific property +macro (set_xcode_property TARGET XCODE_PROPERTY XCODE_VALUE) + set_property (TARGET ${TARGET} PROPERTY XCODE_ATTRIBUTE_${XCODE_PROPERTY} ${XCODE_VALUE}) +endmacro (set_xcode_property) + + +# This macro lets you find executable programs on the host system +macro (find_host_package) + set (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) + set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY NEVER) + set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER) + set (IOS FALSE) + + find_package(${ARGN}) + + set (IOS TRUE) + set (CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ONLY) + set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) + set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) +endmacro (find_host_package) |