381 lines
9.0 KiB
C
381 lines
9.0 KiB
C
/* $NetBSD: hack.cmd.c,v 1.12 2011/08/06 20:42:43 dholland Exp $ */
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/*
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* Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
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* Amsterdam
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* 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 are
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* met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* - 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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*
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* - Neither the name of the Stichting Centrum voor Wiskunde en
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* Informatica, nor the names of its contributors may be used to endorse or
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* promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
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* 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. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: hack.cmd.c,v 1.12 2011/08/06 20:42:43 dholland Exp $");
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#endif /* not lint */
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#include "hack.h"
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#include "extern.h"
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#include "def.func_tab.h"
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static int doextcmd(void);
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static const struct func_tab cmdlist[] = {
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{ '\020', doredotopl },
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{ '\022', doredraw },
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{ '\024', dotele },
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#ifdef SUSPEND
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{ '\032', dosuspend },
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#endif /* SUSPEND */
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{ 'a', doapply },
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/* 'A' : UNUSED */
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/* 'b', 'B' : go sw */
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{ 'c', ddocall },
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{ 'C', do_mname },
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{ 'd', dodrop },
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{ 'D', doddrop },
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{ 'e', doeat },
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{ 'E', doengrave },
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/* 'f', 'F' : multiple go (might become 'fight') */
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/* 'g', 'G' : UNUSED */
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/* 'h', 'H' : go west */
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{ 'I', dotypeinv }, /* Robert Viduya */
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{ 'i', ddoinv },
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/* 'j', 'J', 'k', 'K', 'l', 'L', 'm', 'M', 'n', 'N' : move commands */
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/* 'o', doopen, */
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{ 'O', doset },
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{ 'p', dopay },
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{ 'P', dowearring },
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{ 'q', dodrink },
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{ 'Q', dodone },
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{ 'r', doread },
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{ 'R', doremring },
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{ 's', dosearch },
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{ 'S', dosave },
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{ 't', dothrow },
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{ 'T', doremarm },
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/* 'u', 'U' : go ne */
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{ 'v', doversion },
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/* 'V' : UNUSED */
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{ 'w', dowield },
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{ 'W', doweararm },
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/* 'x', 'X' : UNUSED */
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/* 'y', 'Y' : go nw */
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{ 'z', dozap },
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/* 'Z' : UNUSED */
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{ '<', doup },
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{ '>', dodown },
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{ '/', dowhatis },
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{ '?', dohelp },
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#ifdef SHELL
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{ '!', dosh },
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#endif /* SHELL */
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{ '.', donull },
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{ ' ', donull },
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{ ',', dopickup },
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{ ':', dolook },
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{ '^', doidtrap },
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{ '\\', dodiscovered }, /* Robert Viduya */
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{ WEAPON_SYM, doprwep },
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{ ARMOR_SYM, doprarm },
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{ RING_SYM, doprring },
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{ '$', doprgold },
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{ '#', doextcmd },
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{ 0, 0 }
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};
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static const struct ext_func_tab extcmdlist[] = {
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{ "dip", dodip },
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{ "pray", dopray },
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{ NULL, donull }
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};
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static char lowc(int);
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static char unctrl(int);
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void
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rhack(const char *cmd)
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{
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const struct func_tab *tlist = cmdlist;
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boolean firsttime = FALSE;
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int res;
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if (!cmd) {
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firsttime = TRUE;
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flags.nopick = 0;
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cmd = parse();
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}
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if (!*cmd || (*cmd & 0377) == 0377 ||
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(flags.no_rest_on_space && *cmd == ' ')) {
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sound_bell();
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flags.move = 0;
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return; /* probably we just had an interrupt */
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}
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if (movecmd(*cmd)) {
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walk:
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if (multi)
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flags.mv = 1;
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domove();
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return;
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}
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if (movecmd(lowc(*cmd))) {
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flags.run = 1;
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rush:
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if (firsttime) {
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if (!multi)
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multi = COLNO;
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u.last_str_turn = 0;
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}
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flags.mv = 1;
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#ifdef QUEST
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if (flags.run >= 4)
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finddir();
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if (firsttime) {
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u.ux0 = u.ux + u.dx;
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u.uy0 = u.uy + u.dy;
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}
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#endif /* QUEST */
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domove();
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return;
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}
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if ((*cmd == 'f' && movecmd(cmd[1])) || movecmd(unctrl(*cmd))) {
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flags.run = 2;
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goto rush;
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}
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if (*cmd == 'F' && movecmd(lowc(cmd[1]))) {
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flags.run = 3;
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goto rush;
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}
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if (*cmd == 'm' && movecmd(cmd[1])) {
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flags.run = 0;
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flags.nopick = 1;
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goto walk;
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}
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if (*cmd == 'M' && movecmd(lowc(cmd[1]))) {
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flags.run = 1;
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flags.nopick = 1;
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goto rush;
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}
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#ifdef QUEST
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if (*cmd == cmd[1] && (*cmd == 'f' || *cmd == 'F')) {
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flags.run = 4;
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if (*cmd == 'F')
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flags.run += 2;
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if (cmd[2] == '-')
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flags.run += 1;
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goto rush;
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}
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#endif /* QUEST */
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while (tlist->f_char) {
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if (*cmd == tlist->f_char) {
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res = (*(tlist->f_funct)) ();
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if (!res) {
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flags.move = 0;
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multi = 0;
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}
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return;
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}
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tlist++;
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}
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{
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char expcmd[10];
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char *cp = expcmd;
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while (*cmd && cp - expcmd < (int)sizeof(expcmd) - 2) {
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if (*cmd >= 040 && *cmd < 0177)
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*cp++ = *cmd++;
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else {
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*cp++ = '^';
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*cp++ = *cmd++ ^ 0100;
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}
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}
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*cp++ = 0;
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pline("Unknown command '%s'.", expcmd);
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}
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multi = flags.move = 0;
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}
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static int
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doextcmd(void)
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{ /* here after # - now read a full-word
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* command */
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char buf[BUFSZ];
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const struct ext_func_tab *efp = extcmdlist;
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pline("# ");
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getlin(buf);
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clrlin();
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if (buf[0] == '\033')
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return (0);
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while (efp->ef_txt) {
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if (!strcmp(efp->ef_txt, buf))
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return ((*(efp->ef_funct)) ());
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efp++;
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}
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pline("%s: unknown command.", buf);
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return (0);
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}
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static char
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lowc(int sym)
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{
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return ((sym >= 'A' && sym <= 'Z') ? sym + 'a' - 'A' : sym);
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}
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static char
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unctrl(int sym)
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{
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return ((sym >= ('A' & 037) && sym <= ('Z' & 037)) ? sym + 0140 : sym);
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}
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/* 'rogue'-like direction commands */
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char sdir[] = "hykulnjb><";
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schar xdir[10] = {-1, -1, 0, 1, 1, 1, 0, -1, 0, 0};
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schar ydir[10] = {0, -1, -1, -1, 0, 1, 1, 1, 0, 0};
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static schar zdir[10] = {0, 0, 0, 0, 0, 0, 0, 0, 1, -1};
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int
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movecmd(int sym) /* also sets u.dz, but returns false for <> */
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{
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char *dp;
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u.dz = 0;
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if (!(dp = strchr(sdir, sym)))
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return (0);
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u.dx = xdir[dp - sdir];
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u.dy = ydir[dp - sdir];
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u.dz = zdir[dp - sdir];
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return (!u.dz);
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}
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int
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getdir(boolean s)
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{
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char dirsym;
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if (s)
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pline("In what direction?");
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dirsym = readchar();
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if (!movecmd(dirsym) && !u.dz) {
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if (!strchr(quitchars, dirsym))
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pline("What a strange direction!");
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return (0);
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}
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if (Confusion && !u.dz)
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confdir();
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return (1);
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}
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void
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confdir(void)
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{
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int x = rn2(8);
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u.dx = xdir[x];
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u.dy = ydir[x];
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}
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#ifdef QUEST
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int
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finddir(void)
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{
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int i, ui = u.di;
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for (i = 0; i <= 8; i++) {
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if (flags.run & 1)
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ui++;
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else
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ui += 7;
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ui %= 8;
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if (i == 8) {
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pline("Not near a wall.");
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flags.move = multi = 0;
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return (0);
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}
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if (!isroom(u.ux + xdir[ui], u.uy + ydir[ui]))
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break;
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}
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for (i = 0; i <= 8; i++) {
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if (flags.run & 1)
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ui += 7;
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else
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ui++;
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ui %= 8;
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if (i == 8) {
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pline("Not near a room.");
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flags.move = multi = 0;
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return (0);
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}
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if (isroom(u.ux + xdir[ui], u.uy + ydir[ui]))
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break;
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}
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u.di = ui;
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u.dx = xdir[ui];
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u.dy = ydir[ui];
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return 0;
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}
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int
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isroom(int x, int y)
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{ /* what about POOL? */
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return (isok(x, y) && (levl[x][y].typ == ROOM ||
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(levl[x][y].typ >= LDOOR && flags.run >= 6)));
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}
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#endif /* QUEST */
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int
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isok(int x, int y)
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{
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/* x corresponds to curx, so x==1 is the first column. Ach. %% */
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return (x >= 1 && x <= COLNO - 1 && y >= 0 && y <= ROWNO - 1);
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}
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