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- /* -*- mode:c; c-file-style:"k&r"; c-basic-offset: 4; tab-width:4; indent-tabs-mode:nil; mode:auto-fill; fill-column:78; -*- */
- /* vim: set ts=4 sw=4 et tw=78 fo=cqt wm=0: */
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <errno.h>
- #include <unistd.h>
- #include <sys/types.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;
- }
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