CodeCompass

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#
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# Fetch some of the environment information that is necessary to run CodeCompass
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#
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# Transforms the given list of files to a list of their directory names.
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# The names are uniqued.
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# @parameter _outputName - The variable where the output
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# @parameter _fileList - The list of files to transform.
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function(filelist_to_dirlist_unique _outputName _fileList)
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  list(APPEND _dirs "")
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  foreach(_file IN LISTS _fileList)
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    get_filename_component(_dir "${_file}" DIRECTORY)
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    list(APPEND _dirs "${_dir}")
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  endforeach()
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  list(REMOVE_DUPLICATES _dirs)
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  set(${_outputName} "${_dirs}" PARENT_SCOPE)
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endfunction(filelist_to_dirlist_unique)
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# Adds the given path to one of the paths that are exported to the install
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# location into an environment script.
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# @parameter _envVar - The variable to which the value should be exported.
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# @parameter _value - The value to export.
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function(mark_as_run_env_path _envVar _value)
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  if (NOT RUNENV_${_envVar})
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    set(_envList "${_value}")
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  else()
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    set(_envList "${RUNENV_${_envVar}}")
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    list(APPEND _envList ${_value})
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  endif()
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  set(RUNENV_${_envVar} "${_envList}"
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    CACHE INTERNAL "Environment variable exported to install." FORCE)
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  mark_as_advanced(RUNENV_${_envVar})
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endfunction(mark_as_run_env_path)
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# Reset environment variables that were cached.
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set(RUNENV_LD_LIBRARY_PATH ""
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  CACHE INTERNAL "Environment variable exported to install." FORCE)
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# ODB
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filelist_to_dirlist_unique(_odbLibDirs "${ODB_LIBRARIES}")
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mark_as_run_env_path(LD_LIBRARY_PATH "${_odbLibDirs}")
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# Thrift
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filelist_to_dirlist_unique(_thriftLibDirs "${THRIFT_LIBTHRIFT_LIBRARIES}")
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mark_as_run_env_path(LD_LIBRARY_PATH "${_thriftLibDirs}")
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