fenv.h 1.7 KB

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  1. /****************************************************************************
  2. * include/fenv.h
  3. *
  4. * Licensed to the Apache Software Foundation (ASF) under one or more
  5. * contributor license agreements. See the NOTICE file distributed with
  6. * this work for additional information regarding copyright ownership. The
  7. * ASF licenses this file to you under the Apache License, Version 2.0 (the
  8. * "License"); you may not use this file except in compliance with the
  9. * License. You may obtain a copy of the License at
  10. *
  11. * http://www.apache.org/licenses/LICENSE-2.0
  12. *
  13. * Unless required by applicable law or agreed to in writing, software
  14. * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  15. * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  16. * License for the specific language governing permissions and limitations
  17. * under the License.
  18. *
  19. ****************************************************************************/
  20. #ifndef __INCLUDE_FENV_H
  21. #define __INCLUDE_FENV_H
  22. /****************************************************************************
  23. * Included Files
  24. ****************************************************************************/
  25. /****************************************************************************
  26. * Pre-processor Definitions
  27. ****************************************************************************/
  28. #define FE_TONEAREST 0
  29. #define FE_DOWNWARD 1
  30. #define FE_UPWARD 2
  31. #define FE_TOWARDZERO 3
  32. /****************************************************************************
  33. * Public Function Prototypes
  34. ****************************************************************************/
  35. int fegetround(void);
  36. int fesetround(int round);
  37. #endif /* __INCLUDE_FENV_H */