58 lines
1.9 KiB
CMake
58 lines
1.9 KiB
CMake
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set(bindir ${CMAKE_CURRENT_BINARY_DIR})
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#
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# Test nonexistent REALPATH & ABSOLUTE resolution
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#
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get_filename_component(nonexistent1 ${bindir}/THIS_IS_A_NONEXISTENT_FILE REALPATH)
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get_filename_component(nonexistent2 ${bindir}/THIS_IS_A_NONEXISTENT_FILE ABSOLUTE)
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if(NOT nonexistent1 STREQUAL "${bindir}/THIS_IS_A_NONEXISTENT_FILE")
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message(FATAL_ERROR "REALPATH is not preserving nonexistent files")
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endif()
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if(NOT nonexistent2 STREQUAL "${bindir}/THIS_IS_A_NONEXISTENT_FILE")
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message(FATAL_ERROR "ABSOLUTE is not preserving nonexistent files")
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endif()
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#
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# Test symbolic link resolution
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#
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if(UNIX)
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# file1 => file2 => file3 (real)
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file(WRITE ${bindir}/file3 "test file")
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find_program(LN NAMES "ln")
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if(LN)
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# Create symlinks using "ln -s"
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if(NOT EXISTS ${bindir}/file2)
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execute_process(COMMAND ${LN} "-s" "${bindir}/file3" "${bindir}/file2")
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endif()
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if(NOT EXISTS ${bindir}/file1)
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execute_process(COMMAND ${LN} "-s" "${bindir}/file2" "${bindir}/file1")
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endif()
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get_filename_component(file1 ${bindir}/file1 REALPATH)
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get_filename_component(file2 ${bindir}/file2 REALPATH)
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get_filename_component(file3 ${bindir}/file3 REALPATH)
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if(NOT file3 STREQUAL "${bindir}/file3")
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message(FATAL_ERROR "CMake fails resolving REALPATH file file3")
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endif()
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if(NOT file2 STREQUAL "${bindir}/file3")
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message(FATAL_ERROR "CMake fails resolving simple symlink")
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endif()
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if(NOT file1 STREQUAL "${bindir}/file3")
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message(FATAL_ERROR "CMake fails resolving double symlink")
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endif()
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# cleanup
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file(REMOVE ${bindir}/file1)
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file(REMOVE ${bindir}/file2)
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if(EXISTS file1 OR EXISTS file2)
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message(FATAL_ERROR "removal of file1 or file2 failed")
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endif()
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endif(LN)
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file(REMOVE ${bindir}/file3)
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endif()
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