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Copy pathSDL_error_c.h
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67 lines (55 loc) · 2.05 KB
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2026 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.
*/
#include "SDL_internal.h"
/* This file defines a structure that carries language-independent
error messages
*/
#ifndef SDL_error_c_h_
#define SDL_error_c_h_
typedef enum
{
SDL_ErrorCodeNone,
SDL_ErrorCodeGeneric,
SDL_ErrorCodeOutOfMemory,
} SDL_ErrorCode;
typedef struct SDL_ErrorInfo
{
SDL_ErrorCode error;
char *str;
size_t len;
} SDL_ErrorInfo;
typedef struct SDL_error
{
SDL_ErrorInfo info[2]; // there are two, so you can do SDL_SetError("%s", SDL_GetError()) without stomping the buffer.
int current;
SDL_realloc_func realloc_func;
SDL_free_func free_func;
} SDL_error;
// Defined in SDL_thread.c
extern SDL_error *SDL_GetErrBuf(bool create);
// Macros to save and restore error values
#define SDL_PushError() \
char *saved_error = SDL_strdup(SDL_GetError())
#define SDL_PopError() \
do { \
if (saved_error) { \
SDL_SetError("%s", saved_error); \
SDL_free(saved_error); \
} \
} while (0)
#endif // SDL_error_c_h_