/* $OpenBSD: shield.c,v 1.6 2003/06/03 03:01:42 millert Exp $ */ /* $NetBSD: shield.c,v 1.4 1995/04/24 12:26:09 cgd Exp $ */ /* * Copyright (c) 1980, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef lint #if 0 static char sccsid[] = "@(#)shield.c 8.1 (Berkeley) 5/31/93"; #else static char rcsid[] = "$OpenBSD: shield.c,v 1.6 2003/06/03 03:01:42 millert Exp $"; #endif #endif /* not lint */ #include <stdio.h> #include "trek.h" #include "getpar.h" /* ** SHIELD AND CLOAKING DEVICE CONTROL ** ** 'f' is one for auto shield up (in case of Condition RED), ** zero for shield control, and negative one for cloaking ** device control. ** ** Called with an 'up' or 'down' on the same line, it puts ** the shields/cloak into the specified mode. Otherwise it ** reports to the user the current mode, and asks if she wishes ** to change. ** ** This is not a free move. Hits that occur as a result of ** this move appear as though the shields are half up/down, ** so you get partial hits. */ const struct cvntab Udtab[] = { { "u", "p", (cmdfun)1, 0 }, { "d", "own", (cmdfun)0, 0 }, { NULL, NULL, NULL, 0 } }; void shield(f) int f; { int i; const struct cvntab *r; char s[100]; const char *device, *dev2, *dev3; int ind; char *stat; if (f > 0 && (Ship.shldup || damaged(SRSCAN))) return; if (f < 0) { /* cloaking device */ if (Ship.ship == QUEENE) { printf("Ye Faire Queene does not have the cloaking device.\n"); return; } device = "Cloaking device"; dev2 = "is"; ind = CLOAK; dev3 = "it"; stat = &Ship.cloaked; } else { /* shields */ device = "Shields"; dev2 = "are"; dev3 = "them"; ind = SHIELD; stat = &Ship.shldup; } if (damaged(ind)) { if (f <= 0) out(ind); return; } if (Ship.cond == DOCKED) { printf("%s %s down while docked\n", device, dev2); return; } if (f <= 0 && !testnl()) { r = getcodpar("Up or down", Udtab); i = (long) r->value; } else { if (*stat) (void)snprintf(s, sizeof s, "%s %s up. Do you want %s down", device, dev2, dev3); else (void)snprintf(s, sizeof s, "%s %s down. Do you want %s up", device, dev2, dev3); if (!getynpar(s)) return; i = !*stat; } if (*stat == i) { printf("%s already ", device); if (i) printf("up\n"); else printf("down\n"); return; } if (i) { if (f >= 0) Ship.energy -= Param.shupengy; else Ship.cloakgood = 0; } Move.free = 0; if (f >= 0) Move.shldchg = 1; *stat = i; }