Files

24 lines
480 B
C

#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
int main() {
pid_t pid = vfork();
if (pid < 0) {
printf("failed on vfork (%s)\n", strerror(errno));
return -1;
}
if (pid == 0) {
printf("[pid=%d|ppid=%d] Hello, Dad!\n", getpid(), getppid());
_exit(0);
} else {
printf("[pid=%d|ppid=%d] Hello, Kid!\n", getpid(), getppid());
}
return 0;
}