test/testerror.c
author Sam Lantinga <slouken@lokigames.com>
Thu, 26 Apr 2001 16:45:43 +0000
changeset 0 74212992fb08
child 1151 be9c9c8f6d53
permissions -rw-r--r--
Initial revision
     1 
     2 /* Simple test of the SDL threading code and error handling */
     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 
    13 int ThreadFunc(void *data)
    14 {
    15 	/* Set the child thread error string */
    16 	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);
    20 		SDL_Delay(1*1000);
    21 	}
    22 	printf("Child thread error string: %s\n", SDL_GetError());
    23 	return(0);
    24 }
    25 
    26 int main(int argc, char *argv[])
    27 {
    28 	SDL_Thread *thread;
    29 
    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);
    36 
    37 	/* Set the error value for the main thread */
    38 	SDL_SetError("No worries");
    39 
    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 	}
    46 	SDL_Delay(5*1000);
    47 	printf("Waiting for thread #1\n");
    48 	alive = 0;
    49 	SDL_WaitThread(thread, NULL);
    50 
    51 	printf("Main thread error string: %s\n", SDL_GetError());
    52 
    53 	return(0);
    54 }