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8211 | maxcodehac | 1 | /* |
2 | SDL - Simple DirectMedia Layer |
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3 | Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga |
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4 | |||
5 | This library is free software; you can redistribute it and/or |
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6 | modify it under the terms of the GNU Library General Public |
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7 | License as published by the Free Software Foundation; either |
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8 | version 2 of the License, or (at your option) any later version. |
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9 | |||
10 | This library is distributed in the hope that it will be useful, |
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11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 | Library General Public License for more details. |
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14 | |||
15 | You should have received a copy of the GNU Library General Public |
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16 | License along with this library; if not, write to the Free |
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17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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18 | |||
19 | Sam Lantinga |
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20 | slouken@devolution.com |
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21 | */ |
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22 | |||
23 | #ifdef SAVE_RCSID |
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24 | static char rcsid = |
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25 | "@(#) $Id: SDL_systimer.c,v 1.2 2001/04/26 16:50:18 hercules Exp $"; |
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26 | #endif |
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27 | |||
28 | #include |
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9202 | turbocat | 29 | #include |
8211 | maxcodehac | 30 | #include |
31 | #include |
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32 | |||
33 | #include "SDL_error.h" |
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34 | #include "SDL_timer.h" |
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35 | #include "SDL_timer_c.h" |
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9785 | turbocat | 36 | #include |
8211 | maxcodehac | 37 | |
38 | #if _POSIX_THREAD_SYSCALL_SOFT |
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39 | #include |
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40 | #endif |
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41 | |||
42 | #if defined(DISABLE_THREADS) || defined(FORK_HACK) |
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43 | #define USE_ITIMER |
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44 | #endif |
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45 | |||
46 | static unsigned starttime; |
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47 | |||
48 | void SDL_StartTicks(void) |
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49 | { |
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9785 | turbocat | 50 | starttime = _ksys_get_tick_count(); |
8211 | maxcodehac | 51 | } |
52 | |||
53 | |||
54 | Uint32 SDL_GetTicks (void) |
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55 | { |
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9785 | turbocat | 56 | unsigned curtime = _ksys_get_tick_count(); |
8211 | maxcodehac | 57 | return (curtime-starttime)*10; |
58 | } |
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59 | |||
9211 | turbocat | 60 | void SDL_Delay(unsigned ms){ |
9875 | turbocat | 61 | _ksys_delay(ms/10+(ms%10>0)); |
8211 | maxcodehac | 62 | } |
63 | |||
64 | int SDL_SYS_TimerInit(void) |
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65 | { |
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66 | return(0); |
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67 | } |
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68 | |||
69 | void SDL_SYS_TimerQuit(void) |
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70 | { |
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71 | } |
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72 | |||
73 | int SDL_SYS_StartTimer(void) |
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74 | { |
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75 | return(0); |
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76 | } |
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77 | |||
78 | void SDL_SYS_StopTimer(void) |
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79 | { |
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80 | } |