# Standard settings
# set(UNIX True)
# set(Darwin True)
# set(IOS True)
set (CMAKE_SYSTEM_NAME Darwin)
set (CMAKE_SYSTEM_VERSION 1)
set (UNIX True)
set (APPLE True)
set (IOS True)

# suppress -rdynamic
# set(CMAKE_SYSTEM_NAME Generic)

set(CMAKE_C_COMPILER arm-apple-darwin11-clang)
set(CMAKE_CXX_COMPILER arm-apple-darwin11-clang++)

set(_CMAKE_TOOLCHAIN_PREFIX arm-apple-darwin11-)

set(CMAKE_IOS_SDK_ROOT "/home/nihui/osd/cctools-port/usage_examples/ios_toolchain/target/SDK/iPhoneOS10.2.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
# set(IOS_ARCH arm64)
set(IOS_ARCH armv7;arm64)

set(CMAKE_OSX_ARCHITECTURES ${IOS_ARCH} CACHE STRING "Build architecture for iOS")

if(NOT DEFINED ENABLE_BITCODE)
    # enable bitcode support by default
    set(ENABLE_BITCODE TRUE CACHE BOOL "enable bitcode")
endif()

if(ENABLE_BITCODE)
    # enable bitcode
    set(CMAKE_C_FLAGS "-fembed-bitcode ${CMAKE_C_FLAGS}")
    set(CMAKE_CXX_FLAGS "-fembed-bitcode ${CMAKE_CXX_FLAGS}")
endif()

# 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")

# searching for frameworks only
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
)