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Fix osx build #92

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Fix osx build #92

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@repagh repagh commented Feb 2, 2020

Modify travis configuration to enable osx building and linking

@repagh repagh mentioned this pull request Feb 2, 2020
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master is still on gcc. The problems only arise from switching to Apple's default clang in #90, #91

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I have been playing all day with https://github.com/bnavigator/Slycot/tree/work-on-build-plus-travis which is based on #91. But no success with the conda build on OSX

This was referenced Feb 4, 2020
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even with the recent commits, there is still loading of the Travis shipped XCode SDK instead of the downloaded SDK

  -- Check for working C compiler: /Users/travis/miniconda/conda-bld/slycot_1580789925560/_build_env/bin/x86_64-apple-darwin13.4.0-clang -- broken
  CMake Error at /Users/travis/miniconda/conda-bld/slycot_1580789925560/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/share/cmake-3.14/Modules/CMakeTestCCompiler.cmake:60 (message):
    The C compiler
      "/Users/travis/miniconda/conda-bld/slycot_1580789925560/_build_env/bin/x86_64-apple-darwin13.4.0-clang"
    is not able to compile a simple test program.
    It fails with the following output:
      Change Dir: /tmp/pip-req-build-M0aLqI/_cmake_test_compile/build/CMakeFiles/CMakeTmp
      Run Build Command(s):/usr/bin/make cmTC_b5684/fast
      /Applications/Xcode-9.4.1.app/Contents/Developer/usr/bin/make -f CMakeFiles/cmTC_b5684.dir/build.make CMakeFiles/cmTC_b5684.dir/build
      Building C object CMakeFiles/cmTC_b5684.dir/testCCompiler.c.o
      /Users/travis/miniconda/conda-bld/slycot_1580789925560/_build_env/bin/x86_64-apple-darwin13.4.0-clang   -march=core2 -mtune=haswell -mssse3 -ftree-vectorize -fPIC -fPIE -fstack-protector-strong -O2 -pipe -I/Users/travis/miniconda/conda-bld/slycot_1580789925560/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/include -fdebug-prefix-map=/Users/travis/miniconda/conda-bld/slycot_1580789925560/work=/usr/local/src/conda/slycot-0.3.5 -fdebug-prefix-map=/Users/travis/miniconda/conda-bld/slycot_1580789925560/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla=/usr/local/src/conda-prefix  -arch x86_64 -isysroot /Applications/Xcode-9.4.1.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk -mmacosx-version-min=10.9   -o CMakeFiles/cmTC_b5684.dir/testCCompiler.c.o   -c /tmp/pip-req-build-M0aLqI/_cmake_test_compile/build/CMakeFiles/CMakeTmp/testCCompiler.c
      Linking C executable cmTC_b5684
      /Users/travis/miniconda/conda-bld/slycot_1580789925560/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/bin/cmake -E cmake_link_script CMakeFiles/cmTC_b5684.dir/link.txt --verbose=1
      /Users/travis/miniconda/conda-bld/slycot_1580789925560/_build_env/bin/x86_64-apple-darwin13.4.0-clang -march=core2 -mtune=haswell -mssse3 -ftree-vectorize -fPIC -fPIE -fstack-protector-strong -O2 -pipe -I/Users/travis/miniconda/conda-bld/slycot_1580789925560/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/include -fdebug-prefix-map=/Users/travis/miniconda/conda-bld/slycot_1580789925560/work=/usr/local/src/conda/slycot-0.3.5 -fdebug-prefix-map=/Users/travis/miniconda/conda-bld/slycot_1580789925560/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla=/usr/local/src/conda-prefix  -arch x86_64 -isysroot /Applications/Xcode-9.4.1.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.13.sdk -mmacosx-version-min=10.9 -Wl,-search_paths_first -Wl,-headerpad_max_install_names -Wl,-pie -Wl,-headerpad_max_install_names -Wl,-dead_strip_dylibs -Wl,-rpath,/Users/travis/miniconda/conda-bld/slycot_1580789925560/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/lib -L/Users/travis/miniconda/conda-bld/slycot_1580789925560/_h_env_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_placehold_pla/lib  CMakeFiles/cmTC_b5684.dir/testCCompiler.c.o  -o cmTC_b5684
      ld: library not found for -lSystem

See also the failing approach in #93

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repagh commented Feb 4, 2020

Hm.

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repagh commented Feb 5, 2020

still fails. Giving up for now

@repagh repagh closed this Feb 5, 2020
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See #93 (comment)

@bnavigator bnavigator mentioned this pull request Apr 12, 2020
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@roryyorke roryyorke mentioned this pull request Apr 25, 2020
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