Question

Write a program which creates thread and passes argument to thread as "CS203" in main program. The thread should be executed first with a message "Welcome to the Lab Sessions of" along with the argument and Later It should execute the main program with a message "End of the Lab Sessions for" along with the argument. In the output, the

operating system

Answer 1

#include <pthread.h> #include <stdio.h> clang version 7.0.0-3-ubuntu0.18.04.1 (tags/RELEA ? clang-7-pthread -lm -o main main.c 3./main Welcome to the lab Sessions of CS203, End of the lab Session for CS203. // thread handler void *handler(void *arg) { char *x = (char *)arg; printf("Welcome to the lab Sessions of %s\n", x); return NULL; int main(int argc, char *argv[]) char *arg = "CS203"; pthread_t tid; /* the thread identifier */ pthread_create(&tid, NULL, handler, (void *) arg); /// wait for the thread to complete pthread_join(tid, NULL); printf("End of the lab Session for %s.\n", arg);

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

// thread handler
void *handler(void *arg) {
    char *x = (char *)arg;
    printf("Welcome to the lab Sessions of %s\n", x);
    return NULL;
}

int main(int argc, char *argv[])
{
    char *arg = "CS203";
    pthread_t tid; /* the thread identifier */
    pthread_create(&tid, NULL, handler, (void *)arg);
    
    /// wait for the thread to complete
    pthread_join(tid, NULL);
    
    printf("End of the lab Session for %s.\n", arg);
}

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