linux 杀死线程

#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
#include <unistd.h>

void* thread_function(void* arg) {
    printf("Thread is running\n");
    sleep(5);
    printf("Thread is done\n");
    return NULL;
}

int main() {
    pthread_t thread_id;
    int result;

    result = pthread_create(&thread_id, NULL, thread_function, NULL);
    if (result != 0) {
        perror("Thread creation failed");
        exit(EXIT_FAILURE);
    }

    sleep(2);
    result = pthread_cancel(thread_id);
    if (result != 0) {
        perror("Thread cancel failed");
        exit(EXIT_FAILURE);
    }

    pthread_join(thread_id, NULL);
    printf("Main thread exiting\n");
    return 0;
}