113 lines
3.2 KiB
C
Executable File
113 lines
3.2 KiB
C
Executable File
/*
|
|
Simple DirectMedia Layer
|
|
Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
|
|
|
|
This software is provided 'as-is', without any express or implied
|
|
warranty. In no event will the authors be held liable for any damages
|
|
arising from the use of this software.
|
|
|
|
Permission is granted to anyone to use this software for any purpose,
|
|
including commercial applications, and to alter it and redistribute it
|
|
freely, subject to the following restrictions:
|
|
|
|
1. The origin of this software must not be misrepresented; you must not
|
|
claim that you wrote the original software. If you use this software
|
|
in a product, an acknowledgment in the product documentation would be
|
|
appreciated but is not required.
|
|
2. Altered source versions must be plainly marked as such, and must not be
|
|
misrepresented as being the original software.
|
|
3. This notice may not be removed or altered from any source distribution.
|
|
*/
|
|
|
|
/**
|
|
* \file SDL_error.h
|
|
*
|
|
* Simple error message routines for SDL.
|
|
*/
|
|
|
|
#ifndef SDL_error_h_
|
|
#define SDL_error_h_
|
|
|
|
#include "SDL_stdinc.h"
|
|
|
|
#include "begin_code.h"
|
|
/* Set up for C function definitions, even when using C++ */
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* Public functions */
|
|
|
|
|
|
/**
|
|
* \brief Set the error message for the current thread
|
|
*
|
|
* \return -1, there is no error handling for this function
|
|
*/
|
|
extern DECLSPEC int SDLCALL SDL_SetError(SDL_PRINTF_FORMAT_STRING const char *fmt, ...) SDL_PRINTF_VARARG_FUNC(1);
|
|
|
|
/**
|
|
* \brief Get the last error message that was set
|
|
*
|
|
* SDL API functions may set error messages and then succeed, so you should
|
|
* only use the error value if a function fails.
|
|
*
|
|
* This returns a pointer to a static buffer for convenience and should not
|
|
* be called by multiple threads simultaneously.
|
|
*
|
|
* \return a pointer to the last error message that was set
|
|
*/
|
|
extern DECLSPEC const char *SDLCALL SDL_GetError(void);
|
|
|
|
/**
|
|
* \brief Get the last error message that was set for the current thread
|
|
*
|
|
* SDL API functions may set error messages and then succeed, so you should
|
|
* only use the error value if a function fails.
|
|
*
|
|
* \param errstr A buffer to fill with the last error message that was set
|
|
* for the current thread
|
|
* \param maxlen The size of the buffer pointed to by the errstr parameter
|
|
*
|
|
* \return errstr
|
|
*/
|
|
extern DECLSPEC char * SDLCALL SDL_GetErrorMsg(char *errstr, int maxlen);
|
|
|
|
/**
|
|
* \brief Clear the error message for the current thread
|
|
*/
|
|
extern DECLSPEC void SDLCALL SDL_ClearError(void);
|
|
|
|
/**
|
|
* \name Internal error functions
|
|
*
|
|
* \internal
|
|
* Private error reporting function - used internally.
|
|
*/
|
|
/* @{ */
|
|
#define SDL_OutOfMemory() SDL_Error(SDL_ENOMEM)
|
|
#define SDL_Unsupported() SDL_Error(SDL_UNSUPPORTED)
|
|
#define SDL_InvalidParamError(param) SDL_SetError("Parameter '%s' is invalid", (param))
|
|
typedef enum
|
|
{
|
|
SDL_ENOMEM,
|
|
SDL_EFREAD,
|
|
SDL_EFWRITE,
|
|
SDL_EFSEEK,
|
|
SDL_UNSUPPORTED,
|
|
SDL_LASTERROR
|
|
} SDL_errorcode;
|
|
/* SDL_Error() unconditionally returns -1. */
|
|
extern DECLSPEC int SDLCALL SDL_Error(SDL_errorcode code);
|
|
/* @} *//* Internal error functions */
|
|
|
|
/* Ends C function definitions when using C++ */
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#include "close_code.h"
|
|
|
|
#endif /* SDL_error_h_ */
|
|
|
|
/* vi: set ts=4 sw=4 expandtab: */
|