Mercurial > sdl-ios-xcode
annotate test/testhread.c @ 1668:4da1ee79c9af SDL-1.3
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author | Sam Lantinga <slouken@libsdl.org> |
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date | Mon, 29 May 2006 04:04:35 +0000 |
parents | 782fd950bd46 |
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0 | 1 |
2 /* Simple test of the SDL threading code */ | |
3 | |
4 #include <stdio.h> | |
5 #include <stdlib.h> | |
6 #include <signal.h> | |
7 | |
8 #include "SDL.h" | |
9 #include "SDL_thread.h" | |
10 | |
11 static int alive = 0; | |
12 | |
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13 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ |
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14 static void |
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15 quit(int rc) |
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16 { |
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17 SDL_Quit(); |
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18 exit(rc); |
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19 } |
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20 |
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21 int SDLCALL |
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22 ThreadFunc(void *data) |
0 | 23 { |
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24 printf("Started thread %s: My thread id is %u\n", |
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25 (char *) data, SDL_ThreadID()); |
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26 while (alive) { |
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27 printf("Thread '%s' is alive!\n", (char *) data); |
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28 SDL_Delay(1 * 1000); |
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29 } |
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30 printf("Thread '%s' exiting!\n", (char *) data); |
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31 return (0); |
0 | 32 } |
33 | |
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34 static void |
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35 killed(int sig) |
0 | 36 { |
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37 printf("Killed with SIGTERM, waiting 5 seconds to exit\n"); |
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38 SDL_Delay(5 * 1000); |
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39 alive = 0; |
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40 quit(0); |
0 | 41 } |
42 | |
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43 int |
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44 main(int argc, char *argv[]) |
0 | 45 { |
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46 SDL_Thread *thread; |
0 | 47 |
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48 /* Load the SDL library */ |
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49 if (SDL_Init(0) < 0) { |
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50 fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError()); |
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51 return (1); |
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52 } |
0 | 53 |
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54 alive = 1; |
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55 thread = SDL_CreateThread(ThreadFunc, "#1"); |
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56 if (thread == NULL) { |
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57 fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError()); |
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58 quit(1); |
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59 } |
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60 SDL_Delay(5 * 1000); |
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61 printf("Waiting for thread #1\n"); |
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62 alive = 0; |
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63 SDL_WaitThread(thread, NULL); |
0 | 64 |
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65 alive = 1; |
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66 thread = SDL_CreateThread(ThreadFunc, "#2"); |
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67 if (thread == NULL) { |
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68 fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError()); |
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69 quit(1); |
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70 } |
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71 SDL_Delay(5 * 1000); |
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72 printf("Killing thread #2\n"); |
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73 SDL_KillThread(thread); |
0 | 74 |
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75 alive = 1; |
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76 signal(SIGTERM, killed); |
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77 thread = SDL_CreateThread(ThreadFunc, "#3"); |
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78 if (thread == NULL) { |
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79 fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError()); |
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80 quit(1); |
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81 } |
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82 raise(SIGTERM); |
0 | 83 |
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84 SDL_Quit(); /* Never reached */ |
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85 return (0); /* Never reached */ |
0 | 86 } |