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annotate cmake/platforms/iOS.cmake @ 99:21681fa9647e

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enable omit leaf function frame pointer
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Sun, 27 Dec 2015 21:59:05 +0900
parents afa8332a0e37
children 1172e4bd9c6f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 # Toolchain config for iOS.
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2 #
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3 # Usage:
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4 # mkdir build; cd build
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5 # cmake ..; make
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6 # mkdir ios; cd ios
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7 # cmake -DLLVM_IOS_TOOLCHAIN_DIR=/path/to/ios/ndk \
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8 # -DCMAKE_TOOLCHAIN_FILE=../../cmake/platforms/iOS.cmake ../..
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9 # make <target>
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10
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11 SET(CMAKE_SYSTEM_NAME Darwin)
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12 SET(CMAKE_SYSTEM_VERSION 13)
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13 SET(CMAKE_CXX_COMPILER_WORKS True)
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14 SET(CMAKE_C_COMPILER_WORKS True)
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15 SET(DARWIN_TARGET_OS_NAME ios)
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16
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17 IF(NOT DEFINED ENV{SDKROOT})
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18 execute_process(COMMAND xcodebuild -version -sdk iphoneos Path
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19 OUTPUT_VARIABLE SDKROOT
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20 ERROR_QUIET
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21 OUTPUT_STRIP_TRAILING_WHITESPACE)
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22 ELSE()
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23 execute_process(COMMAND xcodebuild -version -sdk $ENV{SDKROOT} Path
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24 OUTPUT_VARIABLE SDKROOT
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25 ERROR_QUIET
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26 OUTPUT_STRIP_TRAILING_WHITESPACE)
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27 ENDIF()
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29 IF(NOT EXISTS ${SDKROOT})
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30 MESSAGE(FATAL_ERROR "SDKROOT could not be detected!")
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31 ENDIF()
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32
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33 set(CMAKE_OSX_SYSROOT ${SDKROOT})
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35 IF(NOT CMAKE_C_COMPILER)
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36 execute_process(COMMAND xcrun -sdk ${SDKROOT} -find clang
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37 OUTPUT_VARIABLE CMAKE_C_COMPILER
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38 ERROR_QUIET
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39 OUTPUT_STRIP_TRAILING_WHITESPACE)
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40 message(STATUS "Using c compiler ${CMAKE_C_COMPILER}")
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41 ENDIF()
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42
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43 IF(NOT CMAKE_CXX_COMPILER)
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44 execute_process(COMMAND xcrun -sdk ${SDKROOT} -find clang++
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45 OUTPUT_VARIABLE CMAKE_CXX_COMPILER
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46 ERROR_QUIET
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47 OUTPUT_STRIP_TRAILING_WHITESPACE)
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48 message(STATUS "Using c compiler ${CMAKE_CXX_COMPILER}")
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49 ENDIF()
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51 IF(NOT CMAKE_AR)
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52 execute_process(COMMAND xcrun -sdk ${SDKROOT} -find ar
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53 OUTPUT_VARIABLE CMAKE_AR_val
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54 ERROR_QUIET
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55 OUTPUT_STRIP_TRAILING_WHITESPACE)
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56 SET(CMAKE_AR ${CMAKE_AR_val} CACHE FILEPATH "Archiver")
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57 message(STATUS "Using ar ${CMAKE_AR}")
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58 ENDIF()
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60 IF(NOT CMAKE_RANLIB)
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61 execute_process(COMMAND xcrun -sdk ${SDKROOT} -find ranlib
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62 OUTPUT_VARIABLE CMAKE_RANLIB_val
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63 ERROR_QUIET
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64 OUTPUT_STRIP_TRAILING_WHITESPACE)
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65 SET(CMAKE_RANLIB ${CMAKE_RANLIB_val} CACHE FILEPATH "Ranlib")
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66 message(STATUS "Using ranlib ${CMAKE_RANLIB}")
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67 ENDIF()
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69 IF (NOT DEFINED IOS_MIN_TARGET)
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70 execute_process(COMMAND xcodebuild -sdk ${SDKROOT} -version SDKVersion
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71 OUTPUT_VARIABLE IOS_MIN_TARGET
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72 ERROR_QUIET
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73 OUTPUT_STRIP_TRAILING_WHITESPACE)
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74 ENDIF()
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76 SET(IOS_COMMON_FLAGS "-mios-version-min=${IOS_MIN_TARGET}")
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77 SET(CMAKE_C_FLAGS "${IOS_COMMON_FLAGS}" CACHE STRING "toolchain_cflags" FORCE)
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78 SET(CMAKE_CXX_FLAGS "${IOS_COMMON_FLAGS}" CACHE STRING "toolchain_cxxflags" FORCE)
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79 SET(CMAKE_LINK_FLAGS "${IOS_COMMON_FLAGS}" CACHE STRING "toolchain_linkflags" FORCE)