SDL_error.h 2.2 KB

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  1. /*
  2. Simple DirectMedia Layer
  3. Copyright (C) 1997-2014 Sam Lantinga <slouken@libsdl.org>
  4. This software is provided 'as-is', without any express or implied
  5. warranty. In no event will the authors be held liable for any damages
  6. arising from the use of this software.
  7. Permission is granted to anyone to use this software for any purpose,
  8. including commercial applications, and to alter it and redistribute it
  9. freely, subject to the following restrictions:
  10. 1. The origin of this software must not be misrepresented; you must not
  11. claim that you wrote the original software. If you use this software
  12. in a product, an acknowledgment in the product documentation would be
  13. appreciated but is not required.
  14. 2. Altered source versions must be plainly marked as such, and must not be
  15. misrepresented as being the original software.
  16. 3. This notice may not be removed or altered from any source distribution.
  17. */
  18. /**
  19. * \file SDL_error.h
  20. *
  21. * Simple error message routines for SDL.
  22. */
  23. #ifndef _SDL_error_h
  24. #define _SDL_error_h
  25. #include "SDL_stdinc.h"
  26. #include "begin_code.h"
  27. /* Set up for C function definitions, even when using C++ */
  28. #ifdef __cplusplus
  29. extern "C" {
  30. #endif
  31. /* Public functions */
  32. /* SDL_SetError() unconditionally returns -1. */
  33. extern DECLSPEC int SDLCALL SDL_SetError(const char *fmt, ...);
  34. extern DECLSPEC const char *SDLCALL SDL_GetError(void);
  35. extern DECLSPEC void SDLCALL SDL_ClearError(void);
  36. /**
  37. * \name Internal error functions
  38. *
  39. * \internal
  40. * Private error reporting function - used internally.
  41. */
  42. /* @{ */
  43. #define SDL_OutOfMemory() SDL_Error(SDL_ENOMEM)
  44. #define SDL_Unsupported() SDL_Error(SDL_UNSUPPORTED)
  45. #define SDL_InvalidParamError(param) SDL_SetError("Parameter '%s' is invalid", (param))
  46. typedef enum
  47. {
  48. SDL_ENOMEM,
  49. SDL_EFREAD,
  50. SDL_EFWRITE,
  51. SDL_EFSEEK,
  52. SDL_UNSUPPORTED,
  53. SDL_LASTERROR
  54. } SDL_errorcode;
  55. /* SDL_Error() unconditionally returns -1. */
  56. extern DECLSPEC int SDLCALL SDL_Error(SDL_errorcode code);
  57. /* @} *//* Internal error functions */
  58. /* Ends C function definitions when using C++ */
  59. #ifdef __cplusplus
  60. }
  61. #endif
  62. #include "close_code.h"
  63. #endif /* _SDL_error_h */
  64. /* vi: set ts=4 sw=4 expandtab: */