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35 lines
1.3 KiB
35 lines
1.3 KiB
4 years ago
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include(RunCMake)
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# This function assumes that ``${RunCMake_BINARY_DIR}/${name}/source`` and
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# ``${RunCMake_BINARY_DIR}/${name}/binary`` are set up properly prior to
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# calling it.
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function (run_symlink_test name)
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set(RunCMake_TEST_NO_CLEAN TRUE)
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configure_file(
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"${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt"
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"${RunCMake_BINARY_DIR}/${name}/source/CMakeLists.txt"
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COPYONLY)
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set(RunCMake_TEST_SOURCE_DIR "${RunCMake_BINARY_DIR}/${name}/source")
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set(RunCMake_TEST_BINARY_DIR "${RunCMake_BINARY_DIR}/${name}/binary")
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# Emulate a shell using this directory.
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set(ENV{PWD} "${RunCMake_TEST_BINARY_DIR}")
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set(RunCMake_TEST_OPTIONS
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"-Dinclude_dir:PATH=${CMAKE_CURRENT_LIST_DIR}")
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run_cmake("${name}_symlinks")
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endfunction ()
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# Create the following structure:
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#
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# .../common_real/source
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# .../common_real/binary
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# .../common -> common_real
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#
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# In this case, CMake should act as if .../common *is* .../common_real for all
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# computations except ``REALPATH``. This supports the case where a system has
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# a stable *symlink*, but not a stable target for that symlink.
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file(REMOVE_RECURSE "${RunCMake_BINARY_DIR}/common_real")
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file(REMOVE "${RunCMake_BINARY_DIR}/common")
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file(MAKE_DIRECTORY "${RunCMake_BINARY_DIR}/common_real/source")
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file(CREATE_LINK "common_real" "${RunCMake_BINARY_DIR}/common" SYMBOLIC)
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run_symlink_test(common)
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