src/gets.c

/* Copyright (c) 1979 Regents of the University of California */
#include <retrofit.h>
#include <stdio.h>

/*
 * gets [ default ]
 *
 *      read a line from standard input, echoing to std output
 *      if an error occurs just return "default"
 *      if no default and error exit abnormally
 */
main(argc, argv)
        int argc;
        char *argv[];
{
        char buf[BUFSIZ];

        if (gets(buf) == NULL) {
                if (argc == 1)
                        exit(1);
                buf[0] = 0;
        }
        printf("%s\n", buf);
        exit(0);
}