b2_api.h 1.7 KB

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  1. // MIT License
  2. // Copyright (c) 2019 Erin Catto
  3. // Permission is hereby granted, free of charge, to any person obtaining a copy
  4. // of this software and associated documentation files (the "Software"), to deal
  5. // in the Software without restriction, including without limitation the rights
  6. // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  7. // copies of the Software, and to permit persons to whom the Software is
  8. // furnished to do so, subject to the following conditions:
  9. // The above copyright notice and this permission notice shall be included in all
  10. // copies or substantial portions of the Software.
  11. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  12. // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  13. // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  14. // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  15. // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  16. // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  17. // SOFTWARE.
  18. #ifndef B2_API_H
  19. #define B2_API_H
  20. #ifdef B2_SHARED
  21. #if defined _WIN32 || defined __CYGWIN__
  22. #ifdef box2d_EXPORTS
  23. #ifdef __GNUC__
  24. #define B2_API __attribute__ ((dllexport))
  25. #else
  26. #define B2_API __declspec(dllexport)
  27. #endif
  28. #else
  29. #ifdef __GNUC__
  30. #define B2_API __attribute__ ((dllimport))
  31. #else
  32. #define B2_API __declspec(dllimport)
  33. #endif
  34. #endif
  35. #else
  36. #if __GNUC__ >= 4
  37. #define B2_API __attribute__ ((visibility ("default")))
  38. #else
  39. #define B2_API
  40. #endif
  41. #endif
  42. #else
  43. #define B2_API
  44. #endif
  45. #endif