275 lines
6.1 KiB
C
275 lines
6.1 KiB
C
/* $NetBSD: execute.c,v 1.7 1999/09/08 21:17:51 jsm Exp $ */
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/*
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* Copyright (c) 1980, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)execute.c 8.1 (Berkeley) 5/31/93";
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#else
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__RCSID("$NetBSD: execute.c,v 1.7 1999/09/08 21:17:51 jsm Exp $");
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#endif
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#endif /* not lint */
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#include "monop.ext"
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#include <fcntl.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#define SEGSIZE 8192
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typedef struct stat STAT;
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typedef struct tm TIME;
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static char buf[257];
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static bool new_play; /* set if move on to new player */
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static void show_move __P((void));
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/*
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* This routine executes the given command by index number
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*/
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void
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execute(com_num)
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int com_num;
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{
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new_play = FALSE; /* new_play is true if fixing */
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(*func[com_num])();
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notify();
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force_morg();
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if (new_play)
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next_play();
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else if (num_doub)
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printf("%s rolled doubles. Goes again\n", cur_p->name);
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}
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/*
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* This routine moves a piece around.
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*/
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void
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do_move()
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{
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int r1, r2;
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bool was_jail;
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new_play = was_jail = FALSE;
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printf("roll is %d, %d\n", r1=roll(1, 6), r2=roll(1, 6));
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if (cur_p->loc == JAIL) {
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was_jail++;
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if (!move_jail(r1, r2)) {
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new_play++;
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goto ret;
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}
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}
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else {
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if (r1 == r2 && ++num_doub == 3) {
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printf("That's 3 doubles. You go to jail\n");
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goto_jail();
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new_play++;
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goto ret;
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}
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move(r1+r2);
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}
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if (r1 != r2 || was_jail)
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new_play++;
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ret:
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return;
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}
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/*
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* This routine moves a normal move
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*/
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void
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move(rl)
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int rl;
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{
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int old_loc;
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old_loc = cur_p->loc;
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cur_p->loc = (cur_p->loc + rl) % N_SQRS;
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if (cur_p->loc < old_loc && rl > 0) {
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cur_p->money += 200;
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printf("You pass %s and get $200\n", board[0].name);
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}
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show_move();
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}
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/*
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* This routine shows the results of a move
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*/
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static void
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show_move()
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{
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SQUARE *sqp;
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sqp = &board[cur_p->loc];
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printf("That puts you on %s\n", sqp->name);
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switch (sqp->type) {
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case SAFE:
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printf("That is a safe place\n");
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break;
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case CC:
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cc(); break;
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case CHANCE:
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chance(); break;
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case INC_TAX:
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inc_tax(); break;
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case GOTO_J:
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goto_jail(); break;
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case LUX_TAX:
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lux_tax(); break;
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case PRPTY:
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case RR:
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case UTIL:
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if (sqp->owner < 0) {
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printf("That would cost $%d\n", sqp->cost);
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if (getyn("Do you want to buy? ") == 0) {
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buy(player, sqp);
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cur_p->money -= sqp->cost;
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}
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else if (num_play > 2)
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bid();
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}
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else if (sqp->owner == player)
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printf("You own it.\n");
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else
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rent(sqp);
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}
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}
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/*
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* This routine saves the current game for use at a later date
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*/
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void
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save()
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{
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char *sp;
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int outf, num;
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time_t t;
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struct stat sb;
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char *start, *end;
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printf("Which file do you wish to save it in? ");
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sp = buf;
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while ((*sp++=getchar()) != '\n')
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continue;
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*--sp = '\0';
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/*
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* check for existing files, and confirm overwrite if needed
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*/
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if (stat(buf, &sb) > -1
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&& getyn("File exists. Do you wish to overwrite? ") > 0)
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return;
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if ((outf=creat(buf, 0644)) < 0) {
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perror(buf);
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return;
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}
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printf("\"%s\" ", buf);
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time(&t); /* get current time */
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strcpy(buf, ctime(&t));
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for (sp = buf; *sp != '\n'; sp++)
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continue;
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*sp = '\0';
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start = 0;
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end = sbrk(0);
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while (start < end) { /* write out entire data space */
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num = start + 16 * 1024 > end ? end - start : 16 * 1024;
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write(outf, start, num);
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start += num;
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}
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close(outf);
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printf("[%s]\n", buf);
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}
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/*
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* This routine restores an old game from a file
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*/
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void
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restore()
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{
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char *sp;
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printf("Which file do you wish to restore from? ");
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for (sp = buf; (*sp=getchar()) != '\n'; sp++)
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continue;
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*sp = '\0';
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rest_f(buf);
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}
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/*
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* This does the actual restoring. It returns TRUE if the
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* backup was successful, else false.
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*/
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int
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rest_f(file)
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const char *file;
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{
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char *sp;
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int inf, num;
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char buf[80];
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char *start, *end;
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STAT sbuf;
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if ((inf=open(file, O_RDONLY)) < 0) {
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perror(file);
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return FALSE;
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}
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printf("\"%s\" ", file);
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if (fstat(inf, &sbuf) < 0) { /* get file stats */
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perror(file);
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exit(1);
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}
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start = 0;
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brk(end = start + sbuf.st_size);
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while (start < end) { /* write out entire data space */
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num = start + 16 * 1024 > end ? end - start : 16 * 1024;
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read(inf, start, num);
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start += num;
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}
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close(inf);
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strcpy(buf, ctime(&sbuf.st_mtime));
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for (sp = buf; *sp != '\n'; sp++)
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continue;
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*sp = '\0';
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printf("[%s]\n", buf);
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return TRUE;
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}
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