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Viewing changes to cmake/ParseArguments.cmake

  • Committer: Cody Garver
  • Author(s): Matt Harris
  • Date: 2018-05-24 21:16:56 UTC
  • Revision ID: git-v1:fe6f23e1d24ba1b63c76e504af8e16bb31012c97
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cmake/ParseArguments.cmake
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##
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# This is a helper Macro to parse optional arguments in Macros/Functions
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# It has been taken from the public CMake wiki.  
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# See http://www.cmake.org/Wiki/CMakeMacroParseArguments for documentation and
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# licensing.
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##
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macro(parse_arguments prefix arg_names option_names)
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  set(DEFAULT_ARGS)
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  foreach(arg_name ${arg_names})
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    set(${prefix}_${arg_name})
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  endforeach(arg_name)
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  foreach(option ${option_names})
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    set(${prefix}_${option} FALSE)
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  endforeach(option)
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  set(current_arg_name DEFAULT_ARGS)
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  set(current_arg_list)
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  foreach(arg ${ARGN})
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    set(larg_names ${arg_names})
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    list(FIND larg_names "${arg}" is_arg_name)
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    if(is_arg_name GREATER -1)
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      set(${prefix}_${current_arg_name} ${current_arg_list})
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      set(current_arg_name ${arg})
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      set(current_arg_list)
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    else(is_arg_name GREATER -1)
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      set(loption_names ${option_names})
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      list(FIND loption_names "${arg}" is_option)
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      if(is_option GREATER -1)
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            set(${prefix}_${arg} TRUE)
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      else(is_option GREATER -1)
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            set(current_arg_list ${current_arg_list} ${arg})
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      endif(is_option GREATER -1)
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    endif(is_arg_name GREATER -1)
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  endforeach(arg)
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  set(${prefix}_${current_arg_name} ${current_arg_list})
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endmacro(parse_arguments)