# 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 # 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 # 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) CMAKE_FORCE_C_COMPILER (/usr/bin/clang Apple) CMAKE_FORCE_CXX_COMPILER (/usr/bin/clang++ Apple) 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}") # 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}") 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 (${IOS_PLATFORM} STREQUAL "OS") # Setup iOS developer location unless specified manually with CMAKE_IOS_DEVELOPER_ROOT # Note Xcode 4.3 changed the installation location, choose the most recent one available set (XCODE_POST_43_ROOT "/Applications/Xcode.app/Contents/Developer/Platforms/${IOS_PLATFORM_LOCATION}/Developer") set (XCODE_PRE_43_ROOT "/Developer/Platforms/${IOS_PLATFORM_LOCATION}/Developer") if (NOT DEFINED CMAKE_IOS_DEVELOPER_ROOT) if (EXISTS ${XCODE_POST_43_ROOT}) set (CMAKE_IOS_DEVELOPER_ROOT ${XCODE_POST_43_ROOT}) elseif(EXISTS ${XCODE_PRE_43_ROOT}) set (CMAKE_IOS_DEVELOPER_ROOT ${XCODE_PRE_43_ROOT}) endif (EXISTS ${XCODE_POST_43_ROOT}) endif (NOT DEFINED CMAKE_IOS_DEVELOPER_ROOT) 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") # Set the sysroot default to the most recent SDK set (CMAKE_OSX_SYSROOT ${CMAKE_IOS_SDK_ROOT} CACHE PATH "Sysroot used for iOS support") # set the architecture for iOS - using ARCHS_STANDARD_32_BIT sets armv6,armv7 and appears to be XCode's standard. # The other value that works is ARCHS_UNIVERSAL_IPHONE_OS but that sets armv7 only set (CMAKE_OSX_ARCHITECTURES "$(ARCHS_STANDARD_32_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 ONLY) set (CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) set (CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) # 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)