# Toolchain config for iOS.
-#
-# Usage:
-# mkdir build; cd build
-# cmake ..; make
-# mkdir ios; cd ios
-# cmake -DLLVM_IOS_TOOLCHAIN_DIR=/path/to/ios/ndk \
-# -DCMAKE_TOOLCHAIN_FILE=../../cmake/platforms/iOS.cmake ../..
-# make <target>
SET(CMAKE_SYSTEM_NAME Darwin)
SET(CMAKE_SYSTEM_VERSION 13)
SET(CMAKE_CXX_COMPILER_WORKS True)
SET(CMAKE_C_COMPILER_WORKS True)
-SET(DARWIN_TARGET_OS_NAME ios)
-IF(NOT DEFINED ENV{SDKROOT})
- execute_process(COMMAND xcodebuild -version -sdk iphoneos Path
- OUTPUT_VARIABLE SDKROOT
- ERROR_QUIET
- OUTPUT_STRIP_TRAILING_WHITESPACE)
-ELSE()
- execute_process(COMMAND xcodebuild -version -sdk $ENV{SDKROOT} Path
- OUTPUT_VARIABLE SDKROOT
- ERROR_QUIET
- OUTPUT_STRIP_TRAILING_WHITESPACE)
-ENDIF()
+if(NOT CMAKE_OSX_SYSROOT)
+ execute_process(COMMAND xcodebuild -version -sdk iphoneos Path
+ OUTPUT_VARIABLE SDKROOT
+ ERROR_QUIET
+ OUTPUT_STRIP_TRAILING_WHITESPACE)
-IF(NOT EXISTS ${SDKROOT})
- MESSAGE(FATAL_ERROR "SDKROOT could not be detected!")
-ENDIF()
+ IF(NOT EXISTS ${SDKROOT})
+ MESSAGE(FATAL_ERROR "SDKROOT could not be detected!")
+ ENDIF()
-set(CMAKE_OSX_SYSROOT ${SDKROOT})
+ message(STATUS "Using SDKROOT ${SDKROOT}")
+ set(CMAKE_OSX_SYSROOT ${SDKROOT})
+endif()
IF(NOT CMAKE_C_COMPILER)
- execute_process(COMMAND xcrun -sdk ${SDKROOT} -find clang
+ execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT} -find clang
OUTPUT_VARIABLE CMAKE_C_COMPILER
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
ENDIF()
IF(NOT CMAKE_CXX_COMPILER)
- execute_process(COMMAND xcrun -sdk ${SDKROOT} -find clang++
+ execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT} -find clang++
OUTPUT_VARIABLE CMAKE_CXX_COMPILER
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
ENDIF()
IF(NOT CMAKE_AR)
- execute_process(COMMAND xcrun -sdk ${SDKROOT} -find ar
+ execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT} -find ar
OUTPUT_VARIABLE CMAKE_AR_val
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
ENDIF()
IF(NOT CMAKE_RANLIB)
- execute_process(COMMAND xcrun -sdk ${SDKROOT} -find ranlib
+ execute_process(COMMAND xcrun -sdk ${CMAKE_OSX_SYSROOT} -find ranlib
OUTPUT_VARIABLE CMAKE_RANLIB_val
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
SET(CMAKE_RANLIB ${CMAKE_RANLIB_val} CACHE FILEPATH "Ranlib")
message(STATUS "Using ranlib ${CMAKE_RANLIB}")
ENDIF()
-
-IF (NOT DEFINED IOS_MIN_TARGET)
-execute_process(COMMAND xcodebuild -sdk ${SDKROOT} -version SDKVersion
- OUTPUT_VARIABLE IOS_MIN_TARGET
- ERROR_QUIET
- OUTPUT_STRIP_TRAILING_WHITESPACE)
-ENDIF()
-
-SET(IOS_COMMON_FLAGS "-mios-version-min=${IOS_MIN_TARGET}")
-SET(CMAKE_C_FLAGS "${IOS_COMMON_FLAGS}" CACHE STRING "toolchain_cflags" FORCE)
-SET(CMAKE_CXX_FLAGS "${IOS_COMMON_FLAGS}" CACHE STRING "toolchain_cxxflags" FORCE)
-SET(CMAKE_LINK_FLAGS "${IOS_COMMON_FLAGS}" CACHE STRING "toolchain_linkflags" FORCE)