Utilities.cmake 1.3 KB

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  1. #***************************************************************************
  2. # _ _ ____ _
  3. # Project ___| | | | _ \| |
  4. # / __| | | | |_) | |
  5. # | (__| |_| | _ <| |___
  6. # \___|\___/|_| \_\_____|
  7. #
  8. # Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
  9. #
  10. # This software is licensed as described in the file COPYING, which
  11. # you should have received as part of this distribution. The terms
  12. # are also available at https://curl.se/docs/copyright.html.
  13. #
  14. # You may opt to use, copy, modify, merge, publish, distribute and/or sell
  15. # copies of the Software, and permit persons to whom the Software is
  16. # furnished to do so, under the terms of the COPYING file.
  17. #
  18. # This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  19. # KIND, either express or implied.
  20. #
  21. ###########################################################################
  22. # File containing various utilities
  23. # Returns a list of arguments that evaluate to true
  24. function(count_true output_count_var)
  25. set(lst_len 0)
  26. foreach(option_var IN LISTS ARGN)
  27. if(${option_var})
  28. math(EXPR lst_len "${lst_len} + 1")
  29. endif()
  30. endforeach()
  31. set(${output_count_var} ${lst_len} PARENT_SCOPE)
  32. endfunction()