NetBSD/games/hack/hack.cmd.c

381 lines
9.0 KiB
C

/* $NetBSD: hack.cmd.c,v 1.12 2011/08/06 20:42:43 dholland Exp $ */
/*
* Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
* Amsterdam
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither the name of the Stichting Centrum voor Wiskunde en
* Informatica, 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER
* 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.
*/
/*
* Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``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 AUTHOR 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.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: hack.cmd.c,v 1.12 2011/08/06 20:42:43 dholland Exp $");
#endif /* not lint */
#include "hack.h"
#include "extern.h"
#include "def.func_tab.h"
static int doextcmd(void);
static const struct func_tab cmdlist[] = {
{ '\020', doredotopl },
{ '\022', doredraw },
{ '\024', dotele },
#ifdef SUSPEND
{ '\032', dosuspend },
#endif /* SUSPEND */
{ 'a', doapply },
/* 'A' : UNUSED */
/* 'b', 'B' : go sw */
{ 'c', ddocall },
{ 'C', do_mname },
{ 'd', dodrop },
{ 'D', doddrop },
{ 'e', doeat },
{ 'E', doengrave },
/* 'f', 'F' : multiple go (might become 'fight') */
/* 'g', 'G' : UNUSED */
/* 'h', 'H' : go west */
{ 'I', dotypeinv }, /* Robert Viduya */
{ 'i', ddoinv },
/* 'j', 'J', 'k', 'K', 'l', 'L', 'm', 'M', 'n', 'N' : move commands */
/* 'o', doopen, */
{ 'O', doset },
{ 'p', dopay },
{ 'P', dowearring },
{ 'q', dodrink },
{ 'Q', dodone },
{ 'r', doread },
{ 'R', doremring },
{ 's', dosearch },
{ 'S', dosave },
{ 't', dothrow },
{ 'T', doremarm },
/* 'u', 'U' : go ne */
{ 'v', doversion },
/* 'V' : UNUSED */
{ 'w', dowield },
{ 'W', doweararm },
/* 'x', 'X' : UNUSED */
/* 'y', 'Y' : go nw */
{ 'z', dozap },
/* 'Z' : UNUSED */
{ '<', doup },
{ '>', dodown },
{ '/', dowhatis },
{ '?', dohelp },
#ifdef SHELL
{ '!', dosh },
#endif /* SHELL */
{ '.', donull },
{ ' ', donull },
{ ',', dopickup },
{ ':', dolook },
{ '^', doidtrap },
{ '\\', dodiscovered }, /* Robert Viduya */
{ WEAPON_SYM, doprwep },
{ ARMOR_SYM, doprarm },
{ RING_SYM, doprring },
{ '$', doprgold },
{ '#', doextcmd },
{ 0, 0 }
};
static const struct ext_func_tab extcmdlist[] = {
{ "dip", dodip },
{ "pray", dopray },
{ NULL, donull }
};
static char lowc(int);
static char unctrl(int);
void
rhack(const char *cmd)
{
const struct func_tab *tlist = cmdlist;
boolean firsttime = FALSE;
int res;
if (!cmd) {
firsttime = TRUE;
flags.nopick = 0;
cmd = parse();
}
if (!*cmd || (*cmd & 0377) == 0377 ||
(flags.no_rest_on_space && *cmd == ' ')) {
sound_bell();
flags.move = 0;
return; /* probably we just had an interrupt */
}
if (movecmd(*cmd)) {
walk:
if (multi)
flags.mv = 1;
domove();
return;
}
if (movecmd(lowc(*cmd))) {
flags.run = 1;
rush:
if (firsttime) {
if (!multi)
multi = COLNO;
u.last_str_turn = 0;
}
flags.mv = 1;
#ifdef QUEST
if (flags.run >= 4)
finddir();
if (firsttime) {
u.ux0 = u.ux + u.dx;
u.uy0 = u.uy + u.dy;
}
#endif /* QUEST */
domove();
return;
}
if ((*cmd == 'f' && movecmd(cmd[1])) || movecmd(unctrl(*cmd))) {
flags.run = 2;
goto rush;
}
if (*cmd == 'F' && movecmd(lowc(cmd[1]))) {
flags.run = 3;
goto rush;
}
if (*cmd == 'm' && movecmd(cmd[1])) {
flags.run = 0;
flags.nopick = 1;
goto walk;
}
if (*cmd == 'M' && movecmd(lowc(cmd[1]))) {
flags.run = 1;
flags.nopick = 1;
goto rush;
}
#ifdef QUEST
if (*cmd == cmd[1] && (*cmd == 'f' || *cmd == 'F')) {
flags.run = 4;
if (*cmd == 'F')
flags.run += 2;
if (cmd[2] == '-')
flags.run += 1;
goto rush;
}
#endif /* QUEST */
while (tlist->f_char) {
if (*cmd == tlist->f_char) {
res = (*(tlist->f_funct)) ();
if (!res) {
flags.move = 0;
multi = 0;
}
return;
}
tlist++;
}
{
char expcmd[10];
char *cp = expcmd;
while (*cmd && cp - expcmd < (int)sizeof(expcmd) - 2) {
if (*cmd >= 040 && *cmd < 0177)
*cp++ = *cmd++;
else {
*cp++ = '^';
*cp++ = *cmd++ ^ 0100;
}
}
*cp++ = 0;
pline("Unknown command '%s'.", expcmd);
}
multi = flags.move = 0;
}
static int
doextcmd(void)
{ /* here after # - now read a full-word
* command */
char buf[BUFSZ];
const struct ext_func_tab *efp = extcmdlist;
pline("# ");
getlin(buf);
clrlin();
if (buf[0] == '\033')
return (0);
while (efp->ef_txt) {
if (!strcmp(efp->ef_txt, buf))
return ((*(efp->ef_funct)) ());
efp++;
}
pline("%s: unknown command.", buf);
return (0);
}
static char
lowc(int sym)
{
return ((sym >= 'A' && sym <= 'Z') ? sym + 'a' - 'A' : sym);
}
static char
unctrl(int sym)
{
return ((sym >= ('A' & 037) && sym <= ('Z' & 037)) ? sym + 0140 : sym);
}
/* 'rogue'-like direction commands */
char sdir[] = "hykulnjb><";
schar xdir[10] = {-1, -1, 0, 1, 1, 1, 0, -1, 0, 0};
schar ydir[10] = {0, -1, -1, -1, 0, 1, 1, 1, 0, 0};
static schar zdir[10] = {0, 0, 0, 0, 0, 0, 0, 0, 1, -1};
int
movecmd(int sym) /* also sets u.dz, but returns false for <> */
{
char *dp;
u.dz = 0;
if (!(dp = strchr(sdir, sym)))
return (0);
u.dx = xdir[dp - sdir];
u.dy = ydir[dp - sdir];
u.dz = zdir[dp - sdir];
return (!u.dz);
}
int
getdir(boolean s)
{
char dirsym;
if (s)
pline("In what direction?");
dirsym = readchar();
if (!movecmd(dirsym) && !u.dz) {
if (!strchr(quitchars, dirsym))
pline("What a strange direction!");
return (0);
}
if (Confusion && !u.dz)
confdir();
return (1);
}
void
confdir(void)
{
int x = rn2(8);
u.dx = xdir[x];
u.dy = ydir[x];
}
#ifdef QUEST
int
finddir(void)
{
int i, ui = u.di;
for (i = 0; i <= 8; i++) {
if (flags.run & 1)
ui++;
else
ui += 7;
ui %= 8;
if (i == 8) {
pline("Not near a wall.");
flags.move = multi = 0;
return (0);
}
if (!isroom(u.ux + xdir[ui], u.uy + ydir[ui]))
break;
}
for (i = 0; i <= 8; i++) {
if (flags.run & 1)
ui += 7;
else
ui++;
ui %= 8;
if (i == 8) {
pline("Not near a room.");
flags.move = multi = 0;
return (0);
}
if (isroom(u.ux + xdir[ui], u.uy + ydir[ui]))
break;
}
u.di = ui;
u.dx = xdir[ui];
u.dy = ydir[ui];
return 0;
}
int
isroom(int x, int y)
{ /* what about POOL? */
return (isok(x, y) && (levl[x][y].typ == ROOM ||
(levl[x][y].typ >= LDOOR && flags.run >= 6)));
}
#endif /* QUEST */
int
isok(int x, int y)
{
/* x corresponds to curx, so x==1 is the first column. Ach. %% */
return (x >= 1 && x <= COLNO - 1 && y >= 0 && y <= ROWNO - 1);
}