FUNCTIONS

1. ThreadFunc
2. main

   2 /* Simple test of the SDL threading code and error handling */
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6 #include <signal.h>
   8 #include "SDL.h"
   9 #include "SDL_thread.h"
  11 static int alive = 0;
  13 int ThreadFunc(void *data)
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  14 {
  15         /* Set the child thread error string */
SDL_SetError("Thread %s (%d) had a problem: %s",
  17                         (char *)data, SDL_ThreadID(), "nevermind");
  18         while ( alive ) {
  19                 printf("Thread '%s' is alive!\n", (char *)data);
SDL_Delay(1*1000);
  21         }
  22         printf("Child thread error string: %s\n", SDL_GetError());
  23         return(0);
  24 }
  26 int main(int argc, char *argv[])
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  27 {
  28         SDL_Thread *thread;
  30         /* Load the SDL library */
  31         if ( SDL_Init(0) < 0 ) {
  32                 fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
  33                 exit(1);
  34         }
  35         atexit(SDL_Quit);
  37         /* Set the error value for the main thread */
SDL_SetError("No worries");
  40         alive = 1;
  41         thread = SDL_CreateThread(ThreadFunc, "#1");
  42         if ( thread == NULL ) {
  43                 fprintf(stderr, "Couldn't create thread: %s\n", SDL_GetError());
  44                 exit(1);
  45         }
SDL_Delay(5*1000);
  47         printf("Waiting for thread #1\n");
  48         alive = 0;
SDL_WaitThread(thread, NULL);
  51         printf("Main thread error string: %s\n", SDL_GetError());
  53         return(0);
  54 }