Question

How to compare two threads in C

Answer 1

#include <stdio.h>
#include <pthread.h>
 
pthread_t global_thread;
 
void *function(void *p)
{
    if (pthread_equal(global_thread, pthread_self())) 
        printf("thread equal\n");
    else 
        printf("thread not equal\n");
}
 
int main()
{
    pthread_t thread;
 
    // save thread id in global_thread
    global_thread = thread;
 
    pthread_create(&thread, NULL, function, NULL);
 
    pthread_join(thread, NULL);
    
    return 0;
}


/*
run:
 
thread equal
 
*/

 

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