linux 获取线程名称

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

void* thread_func(void* arg) {
    pthread_t thread_id = pthread_self();
    char name[256];
    pthread_getname_np(thread_id, name, sizeof(name));
    printf("Thread name: %s
", name);
    return NULL;
}

int main() {
    pthread_t thread;
    pthread_create(&thread, NULL, thread_func, NULL);
    pthread_join(thread, NULL);
    return 0;
}

cat /proc/<PID>/task/<TID>/comm

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

void* thread_func(void* arg) {
    pthread_t thread_id = pthread_self();
    char path[256];
    snprintf(path, sizeof(path), "/proc/self/task/%lu/comm", (unsigned long)thread_id);
    FILE* fp = fopen(path, "r");
    if (fp) {
        char name[256];
        fgets(name, sizeof(name), fp);
        printf("Thread name: %s
", name);
        fclose(fp);
    }
    return NULL;
}

int main() {
    pthread_t thread;
    pthread_create(&thread, NULL, thread_func, NULL);
    pthread_join(thread, NULL);
    return 0;
}

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

void* thread_func(void* arg) {
    pthread_setname_np(pthread_self(), "MyThread");
    pthread_t thread_id = pthread_self();
    char name[256];
    pthread_getname_np(thread_id, name, sizeof(name));
    printf("Thread name: %s
", name);
    return NULL;
}

int main() {
    pthread_t thread;
    pthread_create(&thread, NULL, thread_func, NULL);
    pthread_join(thread, NULL);
    return 0;
}