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authorFranklin Wei <git@fwei.tk>2017-01-21 15:18:31 -0500
committerFranklin Wei <git@fwei.tk>2017-12-23 21:01:26 -0500
commita855d6202536ff28e5aae4f22a0f31d8f5b325d0 (patch)
tree8c75f224dd64ed360505afa8843d016b0d75000b /apps/plugins/sdl/src/timer/dummy/SDL_systimer.c
parent01c6dcf6c7b9bb1ad2fa0450f99bacc5f3d3e04b (diff)
downloadrockbox-a855d6202536ff28e5aae4f22a0f31d8f5b325d0.tar.gz
rockbox-a855d6202536ff28e5aae4f22a0f31d8f5b325d0.zip
Port of Duke Nukem 3D
This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL for Rockbox. Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9
Diffstat (limited to 'apps/plugins/sdl/src/timer/dummy/SDL_systimer.c')
-rw-r--r--apps/plugins/sdl/src/timer/dummy/SDL_systimer.c91
1 files changed, 91 insertions, 0 deletions
diff --git a/apps/plugins/sdl/src/timer/dummy/SDL_systimer.c b/apps/plugins/sdl/src/timer/dummy/SDL_systimer.c
new file mode 100644
index 0000000000..cc266bc9a5
--- /dev/null
+++ b/apps/plugins/sdl/src/timer/dummy/SDL_systimer.c
@@ -0,0 +1,91 @@
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#include "SDL_config.h"
23
24#if defined(SDL_TIMER_DUMMY) || defined(SDL_TIMERS_DISABLED)
25
26#include "SDL_timer.h"
27#include "../SDL_timer_c.h"
28
29void SDL_StartTicks(void)
30{
31}
32
33Uint32 SDL_GetTicks (void)
34{
35 SDL_Unsupported();
36 return 0;
37}
38
39void SDL_Delay (Uint32 ms)
40{
41 SDL_Unsupported();
42}
43
44#include "SDL_thread.h"
45
46/* Data to handle a single periodic alarm */
47static int timer_alive = 0;
48static SDL_Thread *timer = NULL;
49
50static int RunTimer(void *unused)
51{
52 while ( timer_alive ) {
53 if ( SDL_timer_running ) {
54 SDL_ThreadedTimerCheck();
55 }
56 SDL_Delay(1);
57 }
58 return(0);
59}
60
61/* This is only called if the event thread is not running */
62int SDL_SYS_TimerInit(void)
63{
64 timer_alive = 1;
65 timer = SDL_CreateThread(RunTimer, NULL);
66 if ( timer == NULL )
67 return(-1);
68 return(SDL_SetTimerThreaded(1));
69}
70
71void SDL_SYS_TimerQuit(void)
72{
73 timer_alive = 0;
74 if ( timer ) {
75 SDL_WaitThread(timer, NULL);
76 timer = NULL;
77 }
78}
79
80int SDL_SYS_StartTimer(void)
81{
82 SDL_SetError("Internal logic error: threaded timer in use");
83 return(-1);
84}
85
86void SDL_SYS_StopTimer(void)
87{
88 return;
89}
90
91#endif /* SDL_TIMER_DUMMY || SDL_TIMERS_DISABLED */