Question
What outputs will be at Line C and Line P? Why ? #include #include #include int value = 0; void *runner (void *param); /*
What outputs will be at Line C and Line P? Why ? #include #include #include int value = 0; void *runner (void *param); /* the thread */ int main(int argc, char *argv[]) { pid_t pid; pthread_t tid; pthread_attr_t attr; pid = fork(); if (pid } == = 0) { /* child process */ } pthread_attr_init(&attr); pthread_create(&tid, &attr, runner,NULL); pthread_join(tid, NULL); printf("CHILD: value = %d", value); /* LINE C */ } else if (pid > 0) { /* parent process */ wait (NULL); printf("PARENT: value= %d", value); /* LINE P */ void *runner (void *param) { value = 5; pthread_exit (0);
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Computer Systems A Programmers Perspective
Authors: Randal E. Bryant, David R. O'Hallaron
3rd Global Edition
1292101768, 978-1292101767
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