forked from Green-Sky/tomato
210 lines
5.9 KiB
C
210 lines
5.9 KiB
C
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/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2023 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef SDL_internal_h_
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#define SDL_internal_h_
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/* Many of SDL's features require _GNU_SOURCE on various platforms */
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#ifndef _GNU_SOURCE
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#define _GNU_SOURCE
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#endif
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/* Need this so Linux systems define fseek64o, ftell64o and off64_t */
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#ifndef _LARGEFILE64_SOURCE
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#define _LARGEFILE64_SOURCE 1
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#endif
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/* This is for a variable-length array at the end of a struct:
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struct x { int y; char z[SDL_VARIABLE_LENGTH_ARRAY]; };
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Use this because GCC 2 needs different magic than other compilers. */
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#if (defined(__GNUC__) && (__GNUC__ <= 2)) || defined(__CC_ARM) || defined(__cplusplus)
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#define SDL_VARIABLE_LENGTH_ARRAY 1
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#else
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#define SDL_VARIABLE_LENGTH_ARRAY
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#endif
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#define SDL_MAX_SMALL_ALLOC_STACKSIZE 128
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#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))))
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#define SDL_small_free(ptr, isstack) \
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if ((isstack)) { \
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SDL_stack_free(ptr); \
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} else { \
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SDL_free(ptr); \
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}
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#include "build_config/SDL_build_config.h"
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#include "dynapi/SDL_dynapi.h"
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#if SDL_DYNAMIC_API
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#include "dynapi/SDL_dynapi_overrides.h"
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/* force DECLSPEC off...it's all internal symbols now.
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These will have actual #defines during SDL_dynapi.c only */
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#ifdef DECLSPEC
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#undef DECLSPEC
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#endif
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#define DECLSPEC
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#endif
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#ifdef __APPLE__
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#ifndef _DARWIN_C_SOURCE
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#define _DARWIN_C_SOURCE 1 /* for memset_pattern4() */
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#endif
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_STDIO_H
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#include <stdio.h>
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#endif
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#ifdef HAVE_STDLIB_H
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#include <stdlib.h>
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#elif defined(HAVE_MALLOC_H)
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#include <malloc.h>
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#endif
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#ifdef HAVE_STDDEF_H
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#include <stddef.h>
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#endif
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#ifdef HAVE_STDARG_H
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#include <stdarg.h>
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#endif
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#ifdef HAVE_STRING_H
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#ifdef HAVE_MEMORY_H
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#include <memory.h>
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#endif
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#include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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#include <strings.h>
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#endif
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#ifdef HAVE_WCHAR_H
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#include <wchar.h>
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#endif
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#ifdef HAVE_INTTYPES_H
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#include <inttypes.h>
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#elif defined(HAVE_STDINT_H)
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#include <stdint.h>
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#endif
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#ifdef HAVE_CTYPE_H
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#include <ctype.h>
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#endif
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#ifdef HAVE_MATH_H
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#include <math.h>
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#endif
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#ifdef HAVE_FLOAT_H
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#include <float.h>
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#endif
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/* If you run into a warning that O_CLOEXEC is redefined, update the SDL configuration header for your platform to add HAVE_O_CLOEXEC */
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#ifndef HAVE_O_CLOEXEC
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#define O_CLOEXEC 0
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#endif
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/* A few #defines to reduce SDL footprint.
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Only effective when library is statically linked.
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You have to manually edit this file. */
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#ifndef SDL_LEAN_AND_MEAN
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#define SDL_LEAN_AND_MEAN 0
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#endif
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/* Optimized functions from 'SDL_blit_0.c'
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- blit with source BitsPerPixel < 8, palette */
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#ifndef SDL_HAVE_BLIT_0
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#define SDL_HAVE_BLIT_0 !SDL_LEAN_AND_MEAN
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#endif
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/* Optimized functions from 'SDL_blit_1.c'
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- blit with source BytesPerPixel == 1, palette */
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#ifndef SDL_HAVE_BLIT_1
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#define SDL_HAVE_BLIT_1 !SDL_LEAN_AND_MEAN
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#endif
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/* Optimized functions from 'SDL_blit_A.c'
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- blit with 'SDL_BLENDMODE_BLEND' blending mode */
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#ifndef SDL_HAVE_BLIT_A
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#define SDL_HAVE_BLIT_A !SDL_LEAN_AND_MEAN
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#endif
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/* Optimized functions from 'SDL_blit_N.c'
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- blit with COLORKEY mode, or nothing */
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#ifndef SDL_HAVE_BLIT_N
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#define SDL_HAVE_BLIT_N !SDL_LEAN_AND_MEAN
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#endif
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/* Optimized functions from 'SDL_blit_N.c'
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- RGB565 conversion with Lookup tables */
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#ifndef SDL_HAVE_BLIT_N_RGB565
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#define SDL_HAVE_BLIT_N_RGB565 !SDL_LEAN_AND_MEAN
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#endif
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/* Optimized functions from 'SDL_blit_AUTO.c'
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- blit with modulate color, modulate alpha, any blending mode
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- scaling or not */
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#ifndef SDL_HAVE_BLIT_AUTO
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#define SDL_HAVE_BLIT_AUTO !SDL_LEAN_AND_MEAN
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#endif
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/* Run-Length-Encoding
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- SDL_SetSurfaceColorKey() called with SDL_RLEACCEL flag */
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#ifndef SDL_HAVE_RLE
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#define SDL_HAVE_RLE !SDL_LEAN_AND_MEAN
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#endif
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/* Software SDL_Renderer
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- creation of software renderer
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- *not* general blitting functions
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- {blend,draw}{fillrect,line,point} internal functions */
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#ifndef SDL_VIDEO_RENDER_SW
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#define SDL_VIDEO_RENDER_SW !SDL_LEAN_AND_MEAN
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#endif
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/* YUV formats
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- handling of YUV surfaces
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- blitting and conversion functions */
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#ifndef SDL_HAVE_YUV
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#define SDL_HAVE_YUV !SDL_LEAN_AND_MEAN
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#endif
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#include <SDL3/SDL.h>
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#include <SDL3/SDL_intrin.h>
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#define SDL_MAIN_NOIMPL /* don't drag in header-only implementation of SDL_main */
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#include <SDL3/SDL_main.h>
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/* The internal implementations of these functions have up to nanosecond precision.
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We can expose these functions as part of the API if we want to later.
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*/
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/* Set up for C function definitions, even when using C++ */
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern DECLSPEC int SDLCALL SDL_WaitSemaphoreTimeoutNS(SDL_Semaphore *sem, Sint64 timeoutNS);
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extern DECLSPEC int SDLCALL SDL_WaitConditionTimeoutNS(SDL_Condition *cond, SDL_Mutex *mutex, Sint64 timeoutNS);
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extern DECLSPEC int SDLCALL SDL_WaitEventTimeoutNS(SDL_Event *event, Sint64 timeoutNS);
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/* Ends C function definitions when using C++ */
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#ifdef __cplusplus
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}
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#endif
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#endif /* SDL_internal_h_ */
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