为 iOS 编译 OpenCV 失败 - Cmake 失败

Question

我尝试为 ios 编译 OpenCV。我一直收到这些错误。我用不同版本的opencv试了一下，结果都是一样的。

我运行这个： python 平台/ios/build_framework.py ios_opencv_build

我安装了 python、cmake 和 g++ 编译器。 有谁知道这些错误是什么意思以及我应该怎么做才能成功编译？

  -- Setting up iPhoneOS toolchain
    -- iPhoneOS toolchain loaded
    -- Setting up iPhoneOS toolchain
    -- iPhoneOS toolchain loaded
    -- The CXX compiler identification is Clang 5.1.0
    -- The C compiler identification is Clang 5.1.0
    -- Performing Test HAVE_CXX_FSIGNED_CHAR
    CMake Error at /opt/local/share/cmake-2.8/Modules/CMakeCXXInformation.cmake:37 (get_filename_component):
      get_filename_component called with incorrect number of arguments
    Call Stack (most recent call first):
      CMakeLists.txt:3 (PROJECT)


    CMake Error: Internal CMake error, TryCompile configure of cmake failed
    -- Performing Test HAVE_CXX_FSIGNED_CHAR - Failed
    -- Performing Test HAVE_C_FSIGNED_CHAR
    CMake Error at /opt/local/share/cmake-2.8/Modules/CMakeCInformation.cmake:37 (get_filename_component):
      get_filename_component called with incorrect number of arguments
    Call Stack (most recent call first):
      CMakeLists.txt:3 (PROJECT)


    CMake Error: Internal CMake error, TryCompile configure of cmake failed
    -- Performing Test HAVE_C_FSIGNED_CHAR - Failed
    -- Performing Test HAVE_CXX_W
    CMake Error at /opt/local/share/cmake-2.8/Modules/CMakeCXXInformation.cmake:37 (get_filename_component):
      get_filename_component called with incorrect number of arguments
    Call Stack (most recent call first):
      CMakeLists.txt:3 (PROJECT)
...

Answer 1

老版本的 CMake 似乎有问题。尝试从他们的网站更新到最新的 CMake（您使用哪个操作系统版本和 CMake 版本？）

另见：http://answers.opencv.org/question/6789/problem-with-installation-opencv/ 还有这个（我认为这个问题很相似）：https://github.com/urho3d/Urho3D/issues/308