cdpwd.c

UNIX高级环境编程（第二版）文件系统部分的程序

#include    "ourhdr.h"

int
main(void)
{
    char    *ptr;
    int        size;

    if (chdir("/usr/spool/uucppublic") < 0)
        err_sys("chdir failed");

    ptr = path_alloc(&size);    /* our own function */
    if (getcwd(ptr, size) == NULL)
        err_sys("getcwd failed");

    printf("cwd = %s\n", ptr);
    exit(0);
}