Atlas - SDL_error_c.h
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[FILE BEGIN]
1/*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2025 Sam Lantinga <[email protected]>
4
5  This software is provided 'as-is', without any express or implied
6  warranty.  In no event will the authors be held liable for any damages
7  arising from the use of this software.
8
9  Permission is granted to anyone to use this software for any purpose,
10  including commercial applications, and to alter it and redistribute it
11  freely, subject to the following restrictions:
12
13  1. The origin of this software must not be misrepresented; you must not
14     claim that you wrote the original software. If you use this software
15     in a product, an acknowledgment in the product documentation would be
16     appreciated but is not required.
17  2. Altered source versions must be plainly marked as such, and must not be
18     misrepresented as being the original software.
19  3. This notice may not be removed or altered from any source distribution.
20*/
21#include "SDL_internal.h"
22
23/* This file defines a structure that carries language-independent
24   error messages
25*/
26
27#ifndef SDL_error_c_h_
28#define SDL_error_c_h_
29
30typedef enum
31{
32    SDL_ErrorCodeNone,
33    SDL_ErrorCodeGeneric,
34    SDL_ErrorCodeOutOfMemory,
35} SDL_ErrorCode;
36
37typedef struct SDL_error
38{
39    SDL_ErrorCode error;
40    char *str;
41    size_t len;
42    SDL_realloc_func realloc_func;
43    SDL_free_func free_func;
44} SDL_error;
45
46// Defined in SDL_thread.c
47extern SDL_error *SDL_GetErrBuf(bool create);
48
49// Macros to save and restore error values
50#define SDL_PushError() \
51    char *saved_error = SDL_strdup(SDL_GetError())
52
53#define SDL_PopError()                          \
54    do {                                        \
55        if (saved_error) {                      \
56            SDL_SetError("%s", saved_error);    \
57            SDL_free(saved_error);              \
58        }                                       \
59    } while (0)
60
61#endif // SDL_error_c_h_
62
[FILE END]
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