mirror of
https://github.com/dhewm/dhewm3-libs.git
synced 2024-11-22 04:01:37 +00:00
162 lines
5 KiB
C
162 lines
5 KiB
C
/*
|
|
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_version.h
|
|
*
|
|
* This header defines the current SDL version.
|
|
*/
|
|
|
|
#ifndef SDL_version_h_
|
|
#define SDL_version_h_
|
|
|
|
#include "SDL_stdinc.h"
|
|
|
|
#include "begin_code.h"
|
|
/* Set up for C function definitions, even when using C++ */
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* \brief Information the version of SDL in use.
|
|
*
|
|
* Represents the library's version as three levels: major revision
|
|
* (increments with massive changes, additions, and enhancements),
|
|
* minor revision (increments with backwards-compatible changes to the
|
|
* major revision), and patchlevel (increments with fixes to the minor
|
|
* revision).
|
|
*
|
|
* \sa SDL_VERSION
|
|
* \sa SDL_GetVersion
|
|
*/
|
|
typedef struct SDL_version
|
|
{
|
|
Uint8 major; /**< major version */
|
|
Uint8 minor; /**< minor version */
|
|
Uint8 patch; /**< update version */
|
|
} SDL_version;
|
|
|
|
/* Printable format: "%d.%d.%d", MAJOR, MINOR, PATCHLEVEL
|
|
*/
|
|
#define SDL_MAJOR_VERSION 2
|
|
#define SDL_MINOR_VERSION 0
|
|
#define SDL_PATCHLEVEL 12
|
|
|
|
/**
|
|
* \brief Macro to determine SDL version program was compiled against.
|
|
*
|
|
* This macro fills in a SDL_version structure with the version of the
|
|
* library you compiled against. This is determined by what header the
|
|
* compiler uses. Note that if you dynamically linked the library, you might
|
|
* have a slightly newer or older version at runtime. That version can be
|
|
* determined with SDL_GetVersion(), which, unlike SDL_VERSION(),
|
|
* is not a macro.
|
|
*
|
|
* \param x A pointer to a SDL_version struct to initialize.
|
|
*
|
|
* \sa SDL_version
|
|
* \sa SDL_GetVersion
|
|
*/
|
|
#define SDL_VERSION(x) \
|
|
{ \
|
|
(x)->major = SDL_MAJOR_VERSION; \
|
|
(x)->minor = SDL_MINOR_VERSION; \
|
|
(x)->patch = SDL_PATCHLEVEL; \
|
|
}
|
|
|
|
/**
|
|
* This macro turns the version numbers into a numeric value:
|
|
* \verbatim
|
|
(1,2,3) -> (1203)
|
|
\endverbatim
|
|
*
|
|
* This assumes that there will never be more than 100 patchlevels.
|
|
*/
|
|
#define SDL_VERSIONNUM(X, Y, Z) \
|
|
((X)*1000 + (Y)*100 + (Z))
|
|
|
|
/**
|
|
* This is the version number macro for the current SDL version.
|
|
*/
|
|
#define SDL_COMPILEDVERSION \
|
|
SDL_VERSIONNUM(SDL_MAJOR_VERSION, SDL_MINOR_VERSION, SDL_PATCHLEVEL)
|
|
|
|
/**
|
|
* This macro will evaluate to true if compiled with SDL at least X.Y.Z.
|
|
*/
|
|
#define SDL_VERSION_ATLEAST(X, Y, Z) \
|
|
(SDL_COMPILEDVERSION >= SDL_VERSIONNUM(X, Y, Z))
|
|
|
|
/**
|
|
* \brief Get the version of SDL that is linked against your program.
|
|
*
|
|
* If you are linking to SDL dynamically, then it is possible that the
|
|
* current version will be different than the version you compiled against.
|
|
* This function returns the current version, while SDL_VERSION() is a
|
|
* macro that tells you what version you compiled with.
|
|
*
|
|
* \code
|
|
* SDL_version compiled;
|
|
* SDL_version linked;
|
|
*
|
|
* SDL_VERSION(&compiled);
|
|
* SDL_GetVersion(&linked);
|
|
* printf("We compiled against SDL version %d.%d.%d ...\n",
|
|
* compiled.major, compiled.minor, compiled.patch);
|
|
* printf("But we linked against SDL version %d.%d.%d.\n",
|
|
* linked.major, linked.minor, linked.patch);
|
|
* \endcode
|
|
*
|
|
* This function may be called safely at any time, even before SDL_Init().
|
|
*
|
|
* \sa SDL_VERSION
|
|
*/
|
|
extern DECLSPEC void SDLCALL SDL_GetVersion(SDL_version * ver);
|
|
|
|
/**
|
|
* \brief Get the code revision of SDL that is linked against your program.
|
|
*
|
|
* Returns an arbitrary string (a hash value) uniquely identifying the
|
|
* exact revision of the SDL library in use, and is only useful in comparing
|
|
* against other revisions. It is NOT an incrementing number.
|
|
*/
|
|
extern DECLSPEC const char *SDLCALL SDL_GetRevision(void);
|
|
|
|
/**
|
|
* \brief Get the revision number of SDL that is linked against your program.
|
|
*
|
|
* Returns a number uniquely identifying the exact revision of the SDL
|
|
* library in use. It is an incrementing number based on commits to
|
|
* hg.libsdl.org.
|
|
*/
|
|
extern DECLSPEC int SDLCALL SDL_GetRevisionNumber(void);
|
|
|
|
|
|
/* Ends C function definitions when using C++ */
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#include "close_code.h"
|
|
|
|
#endif /* SDL_version_h_ */
|
|
|
|
/* vi: set ts=4 sw=4 expandtab: */
|