annotate test/testhread.c @ 4204:976bc19f8f6b SDL-1.2

1.2 Quartz video: Ripped out QuickDraw and QuickTime. Now we use the software path for YUV, and CoreGraphics for 2D stuff. There are several other 10.6 fixes in here, too...now we can build a 64-bit SDL for Snow Leopard!
author Ryan C. Gordon <icculus@icculus.org>
date Mon, 21 Sep 2009 06:08:23 +0000
parents 290b5baf2fca
children 782fd950bd46 c121d94672cb
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1
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2 /* Simple test of the SDL threading code */
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3
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4 #include <stdio.h>
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5 #include <stdlib.h>
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6 #include <signal.h>
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7
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8 #include "SDL.h"
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9 #include "SDL_thread.h"
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10
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11 static int alive = 0;
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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 quit(int rc)
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15 {
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16 SDL_Quit();
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17 exit(rc);
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18 }
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19
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290b5baf2fca Fixed bug #215
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20 int SDLCALL ThreadFunc(void *data)
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21 {
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22 printf("Started thread %s: My thread id is %u\n",
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23 (char *)data, SDL_ThreadID());
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24 while ( alive ) {
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25 printf("Thread '%s' is alive!\n", (char *)data);
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26 SDL_Delay(1*1000);
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27 }
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28 printf("Thread '%s' exiting!\n", (char *)data);
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29 return(0);
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30 }
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31
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32 static void killed(int sig)
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33 {
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34 printf("Killed with SIGTERM, waiting 5 seconds to exit\n");
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35 SDL_Delay(5*1000);
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36 alive = 0;
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37 quit(0);
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38 }
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39
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40 int main(int argc, char *argv[])
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41 {
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42 SDL_Thread *thread;
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43
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44 /* Load the SDL library */
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45 if ( SDL_Init(0) < 0 ) {
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46 fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
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47 return(1);
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48 }
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49
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50 alive = 1;
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51 thread = SDL_CreateThread(ThreadFunc, "#1");
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52 if ( thread == NULL ) {
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53 fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
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54 quit(1);
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55 }
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56 SDL_Delay(5*1000);
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57 printf("Waiting for thread #1\n");
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58 alive = 0;
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59 SDL_WaitThread(thread, NULL);
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60
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61 alive = 1;
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62 thread = SDL_CreateThread(ThreadFunc, "#2");
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63 if ( thread == NULL ) {
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64 fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
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65 quit(1);
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66 }
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67 SDL_Delay(5*1000);
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68 printf("Killing thread #2\n");
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69 SDL_KillThread(thread);
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70
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71 alive = 1;
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72 signal(SIGTERM, killed);
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73 thread = SDL_CreateThread(ThreadFunc, "#3");
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74 if ( thread == NULL ) {
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75 fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
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76 quit(1);
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77 }
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78 raise(SIGTERM);
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79
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80 SDL_Quit(); /* Never reached */
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81 return(0); /* Never reached */
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82 }