1 /* 2 SDL - Simple DirectMedia Layer 3 Copyright (C) 1997-2012 Sam Lantinga 4 5 This library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 This library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with this library; if not, write to the Free Software 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 18 19 Sam Lantinga 20 slouken@libsdl.org 21 */ 22 23 /** @file SDL_version.h 24 * This header defines the current SDL version 25 */ 26 27 #ifndef _SDL_version_h 28 #define _SDL_version_h 29 30 #include "SDL_stdinc.h" 31 32 #include "begin_code.h" 33 /* Set up for C function definitions, even when using C++ */ 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /** @name Version Number 39 * Printable format: "%d.%d.%d", MAJOR, MINOR, PATCHLEVEL 40 */ 41 /*@{*/ 42 #define SDL_MAJOR_VERSION 1 43 #define SDL_MINOR_VERSION 2 44 #define SDL_PATCHLEVEL 15 45 /*@}*/ 46 47 typedef struct SDL_version { 48 Uint8 major; 49 Uint8 minor; 50 Uint8 patch; 51 } SDL_version; 52 53 /** 54 * This macro can be used to fill a version structure with the compile-time 55 * version of the SDL library. 56 */ 57 #define SDL_VERSION(X) \ 58 { \ 59 (X)->major = SDL_MAJOR_VERSION; \ 60 (X)->minor = SDL_MINOR_VERSION; \ 61 (X)->patch = SDL_PATCHLEVEL; \ 62 } 63 64 /** This macro turns the version numbers into a numeric value: 65 * (1,2,3) -> (1203) 66 * This assumes that there will never be more than 100 patchlevels 67 */ 68 #define SDL_VERSIONNUM(X, Y, Z) \ 69 ((X)*1000 + (Y)*100 + (Z)) 70 71 /** This is the version number macro for the current SDL version */ 72 #define SDL_COMPILEDVERSION \ 73 SDL_VERSIONNUM(SDL_MAJOR_VERSION, SDL_MINOR_VERSION, SDL_PATCHLEVEL) 74 75 /** This macro will evaluate to true if compiled with SDL at least X.Y.Z */ 76 #define SDL_VERSION_ATLEAST(X, Y, Z) \ 77 (SDL_COMPILEDVERSION >= SDL_VERSIONNUM(X, Y, Z)) 78 79 /** This function gets the version of the dynamically linked SDL library. 80 * it should NOT be used to fill a version structure, instead you should 81 * use the SDL_Version() macro. 82 */ 83 extern DECLSPEC const SDL_version * SDLCALL SDL_Linked_Version(void); 84 85 /* Ends C function definitions when using C++ */ 86 #ifdef __cplusplus 87 } 88 #endif 89 #include "close_code.h" 90 91 #endif /* _SDL_version_h */ 92