zombie.c

UNIX编程高级环境（第二版）的进程部分的程序源码

#include    "ourhdr.h"

int
main(void)
{
    pid_t    pid;

    if ( (pid = fork()) < 0)
        err_sys("fork error");
    else if (pid == 0)        /* child */
        exit(0);

    /* parent */
    sleep(4);

    system("ps");

    exit(0);
}