visibility.h 1018 B

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /*
  3. * KUnit API to allow symbols to be conditionally visible during KUnit
  4. * testing
  5. *
  6. * Copyright (C) 2022, Google LLC.
  7. * Author: Rae Moar <[email protected]>
  8. */
  9. #ifndef _KUNIT_VISIBILITY_H
  10. #define _KUNIT_VISIBILITY_H
  11. #if IS_ENABLED(CONFIG_KUNIT)
  12. /**
  13. * VISIBLE_IF_KUNIT - A macro that sets symbols to be static if
  14. * CONFIG_KUNIT is not enabled. Otherwise if CONFIG_KUNIT is enabled
  15. * there is no change to the symbol definition.
  16. */
  17. #define VISIBLE_IF_KUNIT
  18. /**
  19. * EXPORT_SYMBOL_IF_KUNIT(symbol) - Exports symbol into
  20. * EXPORTED_FOR_KUNIT_TESTING namespace only if CONFIG_KUNIT is
  21. * enabled. Must use MODULE_IMPORT_NS(EXPORTED_FOR_KUNIT_TESTING)
  22. * in test file in order to use symbols.
  23. */
  24. #define EXPORT_SYMBOL_IF_KUNIT(symbol) EXPORT_SYMBOL_NS(symbol, \
  25. EXPORTED_FOR_KUNIT_TESTING)
  26. #else
  27. #define VISIBLE_IF_KUNIT static
  28. #define EXPORT_SYMBOL_IF_KUNIT(symbol)
  29. #endif
  30. #endif /* _KUNIT_VISIBILITY_H */