t_getpass.c

UNIX编程高级环境（第二版）的终端IO部分的程序源码

#include    "ourhdr.h"

char    *getpass(const char *);

int
main(void)
{
    char    *ptr;

    if ( (ptr = getpass("Enter password:")) == NULL)
        err_sys("getpass error");
    printf("password: %s\n", ptr);

    /* now use password (probably encrypt it) ... */

    while (*ptr != 0)
        *ptr++ = 0;        /* zero it out when we're done with it */

    exit(0);
}