SDL  2.0
SDL_internal.h
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1 /*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
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 #ifndef SDL_internal_h_
22 #define SDL_internal_h_
23 
24 /* Many of SDL's features require _GNU_SOURCE on various platforms */
25 #ifndef _GNU_SOURCE
26 #define _GNU_SOURCE
27 #endif
28 
29 /* This is for a variable-length array at the end of a struct:
30  struct x { int y; char z[SDL_VARIABLE_LENGTH_ARRAY]; };
31  Use this because GCC 2 needs different magic than other compilers. */
32 #if (defined(__GNUC__) && (__GNUC__ <= 2)) || defined(__CC_ARM) || defined(__cplusplus)
33 #define SDL_VARIABLE_LENGTH_ARRAY 1
34 #else
35 #define SDL_VARIABLE_LENGTH_ARRAY
36 #endif
37 
38 #define SDL_MAX_SMALL_ALLOC_STACKSIZE 128
39 #define SDL_small_alloc(type, count, pisstack) ( (*(pisstack) = ((sizeof(type)*(count)) < SDL_MAX_SMALL_ALLOC_STACKSIZE)), (*(pisstack) ? SDL_stack_alloc(type, count) : (type*)SDL_malloc(sizeof(type)*(count))) )
40 #define SDL_small_free(ptr, isstack) if ((isstack)) { SDL_stack_free(ptr); } else { SDL_free(ptr); }
41 
42 #include "dynapi/SDL_dynapi.h"
43 
44 #if SDL_DYNAMIC_API
46 /* force DECLSPEC and SDLCALL off...it's all internal symbols now.
47  These will have actual #defines during SDL_dynapi.c only */
48 #define DECLSPEC
49 #define SDLCALL
50 #endif
51 
52 #include "SDL_config.h"
53 
54 #endif /* SDL_internal_h_ */
55 
56 /* vi: set ts=4 sw=4 expandtab: */
SDL_dynapi.h
SDL_dynapi_overrides.h
SDL_config.h