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/*
* Copyright (C) 2014 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup tests
* @{
*
* @file
* @brief Thread test application
*
* @author Christian Mehlis <mehlis@inf.fu-berlin.de>
* @author Lotte Steenbrink <lotte.steenbrink@fu-berlin.de>
*
* @}
*/
#include <stdio.h>
#include <string.h>
#include "thread.h"
#include "msg.h"
char t1_stack[THREAD_STACKSIZE_MAIN];
kernel_pid_t p1 = KERNEL_PID_UNDEF, p_main = KERNEL_PID_UNDEF;
void *thread1(void *arg)
{
(void) arg;
printf("THREAD %" PRIkernel_pid " start\n", p1);
msg_t msg, reply;
memset(&msg, 1, sizeof(msg_t));
/* step 1: send asynchonously */
msg_try_send(&msg, p_main);
/* step 2: send message, turning its status into STATUS_REPLY_BLOCKED */
msg_send_receive(&msg, &reply, p_main);
printf("received: %" PRIkernel_pid ", %u \n", reply.sender_pid, reply.type);
printf("pointer: %s\n", reply.content.ptr);
printf("THREAD %" PRIkernel_pid " SHOULD BE BLOCKING :(\n", p1);
return NULL;
}
int main(void)
{
msg_t msg;
p_main = sched_active_pid;
msg_t msg_q[1];
msg_init_queue(msg_q, 1);
p1 = thread_create(t1_stack, sizeof(t1_stack), THREAD_PRIORITY_MAIN - 1,
THREAD_CREATE_WOUT_YIELD | THREAD_CREATE_STACKTEST,
thread1, NULL, "nr1");
/* step 3: receive a msg */
msg_receive(&msg);
printf("MAIN THREAD %" PRIkernel_pid " ALIVE!\n", p_main);
return 0;
}