77 lines
1.9 KiB
C
Executable File
77 lines
1.9 KiB
C
Executable File
/*
|
|
Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org>
|
|
|
|
This software is provided 'as-is', without any express or implied
|
|
warranty. In no event will the authors be held liable for any damages
|
|
arising from the use of this software.
|
|
|
|
Permission is granted to anyone to use this software for any purpose,
|
|
including commercial applications, and to alter it and redistribute it
|
|
freely.
|
|
*/
|
|
|
|
/* Simple test of the SDL threading code and error handling */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "SDL.h"
|
|
|
|
static int alive = 0;
|
|
|
|
/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
|
|
static void
|
|
quit(int rc)
|
|
{
|
|
SDL_Quit();
|
|
exit(rc);
|
|
}
|
|
|
|
int SDLCALL
|
|
ThreadFunc(void *data)
|
|
{
|
|
/* Set the child thread error string */
|
|
SDL_SetError("Thread %s (%lu) had a problem: %s",
|
|
(char *) data, SDL_ThreadID(), "nevermind");
|
|
while (alive) {
|
|
SDL_Log("Thread '%s' is alive!\n", (char *) data);
|
|
SDL_Delay(1 * 1000);
|
|
}
|
|
SDL_Log("Child thread error string: %s\n", SDL_GetError());
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
SDL_Thread *thread;
|
|
|
|
/* Enable standard application logging */
|
|
SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
|
|
|
|
/* Load the SDL library */
|
|
if (SDL_Init(0) < 0) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s\n", SDL_GetError());
|
|
return (1);
|
|
}
|
|
|
|
/* Set the error value for the main thread */
|
|
SDL_SetError("No worries");
|
|
|
|
alive = 1;
|
|
thread = SDL_CreateThread(ThreadFunc, NULL, "#1");
|
|
if (thread == NULL) {
|
|
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create thread: %s\n", SDL_GetError());
|
|
quit(1);
|
|
}
|
|
SDL_Delay(5 * 1000);
|
|
SDL_Log("Waiting for thread #1\n");
|
|
alive = 0;
|
|
SDL_WaitThread(thread, NULL);
|
|
|
|
SDL_Log("Main thread error string: %s\n", SDL_GetError());
|
|
|
|
SDL_Quit();
|
|
return (0);
|
|
}
|