983d056c75
Instead of using differing integer types use kernel_pid_t for process identifier. This type is introduced in a new header file to avoid circular dependencies.
72 lines
1.5 KiB
C
72 lines
1.5 KiB
C
/*
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* Copyright (C) 2014 Freie Universität Berlin
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup tests
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* @{
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*
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* @file
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* @brief Thread test application
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*
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* @author Christian Mehlis <mehlis@inf.fu-berlin.de>
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* @author Lotte Steenbrink <lotte.steenbrink@fu-berlin.de>
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*
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* @}
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*/
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#include <stdio.h>
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#include <string.h>
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#include "thread.h"
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#include "msg.h"
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char t1_stack[KERNEL_CONF_STACKSIZE_MAIN];
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kernel_pid_t p1, p_main;
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void *thread1(void *arg)
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{
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(void) arg;
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printf("THREAD %" PRIkernel_pid " start\n", p1);
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msg_t msg, reply;
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memset(&msg, 1, sizeof(msg_t));
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/* step 1: send asynchonously */
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msg_send(&msg, p_main, 0);
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/* step 2: send message, turning its status into STATUS_REPLY_BLOCKED */
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msg_send_receive(&msg, &reply, p_main);
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printf("received: %" PRIkernel_pid ", %u \n", reply.sender_pid, reply.type);
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printf("pointer: %s\n", reply.content.ptr);
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printf("THREAD %" PRIkernel_pid " SHOULD BE BLOCKING :(\n", p1);
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return NULL;
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}
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int main(void)
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{
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msg_t msg;
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p_main = sched_active_pid;
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msg_t msg_q[1];
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msg_init_queue(msg_q, 1);
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p1 = thread_create(t1_stack, sizeof(t1_stack), PRIORITY_MAIN - 1,
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CREATE_WOUT_YIELD | CREATE_STACKTEST,
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thread1, NULL, "nr1");
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/* step 3: receive a msg */
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msg_receive(&msg);
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printf("MAIN THREAD %" PRIkernel_pid " ALIVE!\n", p_main);
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return 0;
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}
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