新建动态线程出现如下问题

发布于 2020-12-10 14:58:51 浏览：1411 订阅该版

#include <rtthread.h>
#include"gpio.h"

#define DBG_TAG "main"
#define DBG_LVL DBG_LOG
#include <rtdbg.h>

#define THREAD_PRIORITY    25
#define THREAD_STACK_SIZE  512
#define THREAD_TIMESLICE   5

static rt_thread_t tid1 = RT_NULL;

/* 线程1的入口函数 */
static void thread1_entry(void *parameter)
{
    while(1)
    {
        LED1_ON;
        rt_thread_mdelay(1000);
        LED1_OFF;
        rt_thread_mdelay(1000);
    }
}

ALIGN(RT_ALIGN_SIZE)
static char thread2_stack[1024];
static struct rt_thread thread2;
/* 线程2的入口函数 */
static void thread2_entry(void *parameter)
{
    while(1)
    {
        LED2_ON;
        rt_thread_mdelay(500);
        LED2_OFF;
        rt_thread_mdelay(500);
    }
}

int thread_sample(void)
{
    tid1 = rt_thread_create("thread1",
                            thread1_entry,
                            RT_NULL,
                            THREAD_STACK_SIZE,
                            THREAD_PRIORITY,
                            THREAD_TIMESLICE);

if(tid1 != RT_NULL)
        rt_thread_startup(tid1);

/* 初始化线程2, 名称是thread2, 入口是thread2_entry */
    rt_thread_init(&thread2,
                   "thread2",
                   thread2_entry,
                   RT_NULL,
                   &thread2_stack[0],
                   sizeof(thread2_stack),
                   THREAD_PRIORITY-1, THREAD_TIMESLICE);
    rt_thread_startup(&thread2);
    return 0;
}

int main(void)
{
//    int count = 1;

MX_GPIO_Init();
    thread_sample();
//    while (count++)
//    {
//        LOG_D("Hello RT-Thread!");
//        rt_thread_mdelay(1000);
//    }

return RT_EOK;
}
编译时报错:arm-none-eabi-gcc "../applications/main.c"
linking...
./applications/main.o: In function `thread_sample':
D:\RT-ThreadStudio\workspace\Test\Debug/../applications/main.c:53: undefined reference to `rt_thread_create'
collect2.exe: error: ld returned 1 exit status
make: *** [makefile:53: rtthread.elf] Error 1
"make -j4 all" terminated with exit code 2. Build might be incomplete.

14:57:01 Build Failed. 2 errors, 0 warnings. (took 491ms)