[unix-history] / usr / src / games / hack / hack.cmd.c

/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* hack.cmd.c - version 1.0.3 */

#include	"hack.h"
#include	"def.func_tab.h"

int doredraw(),doredotopl(),dodrop(),dodrink(),doread(),dosearch(),dopickup(),
doversion(),doweararm(),dowearring(),doremarm(),doremring(),dopay(),doapply(),
dosave(),dowield(),ddoinv(),dozap(),ddocall(),dowhatis(),doengrave(),dotele(),
dohelp(),doeat(),doddrop(),do_mname(),doidtrap(),doprwep(),doprarm(),
doprring(),doprgold(),dodiscovered(),dotypeinv(),dolook(),doset(),
doup(), dodown(), done1(), donull(), dothrow(), doextcmd(), dodip(), dopray();
#ifdef SHELL
int dosh();
#endif SHELL
#ifdef SUSPEND
int dosuspend();
#endif SUSPEND

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', done1,
	'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,
	0,0,0
};

struct ext_func_tab extcmdlist[] = {
	"dip", dodip,
	"pray", dopray,
	(char *) 0, donull
};

extern char *parse(), lowc(), unctrl(), quitchars[];

rhack(cmd)
register char *cmd;
{
	register struct func_tab *tlist = cmdlist;
	boolean firsttime = FALSE;
	register res;

	if(!cmd) {
		firsttime = TRUE;
		flags.nopick = 0;
		cmd = parse();
	}
	if(!*cmd || (*cmd & 0377) == 0377 ||
	   (flags.no_rest_on_space && *cmd == ' ')){
		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];
	  register char *cp = expcmd;
	  while(*cmd && cp-expcmd < 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;
}

doextcmd()	/* here after # - now read a full-word command */
{
	char buf[BUFSZ];
	register 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);
}

char
lowc(sym)
char sym;
{
    return( (sym >= 'A' && sym <= 'Z') ? sym+'a'-'A' : sym );
}

char
unctrl(sym)
char 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 };
schar zdir[10] = {  0, 0, 0, 0, 0, 0, 0, 0, 1,-1 };

movecmd(sym)	/* also sets u.dz, but returns false for <> */
char sym;
{
	register char *dp;

	u.dz = 0;
	if(!(dp = index(sdir, sym))) return(0);
	u.dx = xdir[dp-sdir];
	u.dy = ydir[dp-sdir];
	u.dz = zdir[dp-sdir];
	return(!u.dz);
}

getdir(s)
boolean s;
{
	char dirsym;

	if(s) pline("In what direction?");
	dirsym = readchar();
	if(!movecmd(dirsym) && !u.dz) {
		if(!index(quitchars, dirsym))
			pline("What a strange direction!");
		return(0);
	}
	if(Confusion && !u.dz)
		confdir();
	return(1);
}

confdir()
{
	register x = rn2(8);
	u.dx = xdir[x];
	u.dy = ydir[x];
}

#ifdef QUEST
finddir(){
register 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];
}

isroom(x,y)  register x,y; {		/* what about POOL? */
	return(isok(x,y) && (levl[x][y].typ == ROOM ||
				(levl[x][y].typ >= LDOOR && flags.run >= 6)));
}
#endif QUEST

isok(x,y) register x,y; {
	/* x corresponds to curx, so x==1 is the first column. Ach. %% */
	return(x >= 1 && x <= COLNO-1 && y >= 0 && y <= ROWNO-1);
}
Commit	Line	Data
2e70843d KB	1	/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
	2	/* hack.cmd.c - version 1.0.3 */
	3
	4	#include "hack.h"
	5	#include "def.func_tab.h"
	6
	7	int doredraw(),doredotopl(),dodrop(),dodrink(),doread(),dosearch(),dopickup(),
	8	doversion(),doweararm(),dowearring(),doremarm(),doremring(),dopay(),doapply(),
	9	dosave(),dowield(),ddoinv(),dozap(),ddocall(),dowhatis(),doengrave(),dotele(),
	10	dohelp(),doeat(),doddrop(),do_mname(),doidtrap(),doprwep(),doprarm(),
	11	doprring(),doprgold(),dodiscovered(),dotypeinv(),dolook(),doset(),
	12	doup(), dodown(), done1(), donull(), dothrow(), doextcmd(), dodip(), dopray();
	13	#ifdef SHELL
	14	int dosh();
	15	#endif SHELL
	16	#ifdef SUSPEND
	17	int dosuspend();
	18	#endif SUSPEND
	19
	20	struct func_tab cmdlist[]={
	21	'\020', doredotopl,
	22	'\022', doredraw,
	23	'\024', dotele,
	24	#ifdef SUSPEND
	25	'\032', dosuspend,
	26	#endif SUSPEND
	27	'a', doapply,
	28	/* 'A' : UNUSED */
	29	/* 'b', 'B' : go sw */
	30	'c', ddocall,
	31	'C', do_mname,
	32	'd', dodrop,
	33	'D', doddrop,
	34	'e', doeat,
	35	'E', doengrave,
	36	/* 'f', 'F' : multiple go (might become 'fight') */
	37	/* 'g', 'G' : UNUSED */
	38	/* 'h', 'H' : go west */
	39	'I', dotypeinv, /* Robert Viduya */
	40	'i', ddoinv,
	41	/* 'j', 'J', 'k', 'K', 'l', 'L', 'm', 'M', 'n', 'N' : move commands */
	42	/* 'o', doopen, */
	43	'O', doset,
	44	'p', dopay,
	45	'P', dowearring,
	46	'q', dodrink,
	47	'Q', done1,
	48	'r', doread,
	49	'R', doremring,
	50	's', dosearch,
	51	'S', dosave,
	52	't', dothrow,
	53	'T', doremarm,
	54	/* 'u', 'U' : go ne */
	55	'v', doversion,
	56	/* 'V' : UNUSED */
	57	'w', dowield,
	58	'W', doweararm,
	59	/* 'x', 'X' : UNUSED */
	60	/* 'y', 'Y' : go nw */
	61	'z', dozap,
	62	/* 'Z' : UNUSED */
	63	'<', doup,
	64	'>', dodown,
65	'/', dowhatis,
66	'?', dohelp,
67	#ifdef SHELL
68	'!', dosh,
69	#endif SHELL
70	'.', donull,
71	' ', donull,
72	',', dopickup,
73	':', dolook,
74	'^', doidtrap,
75	'\\', dodiscovered, /* Robert Viduya */
76	WEAPON_SYM, doprwep,
77	ARMOR_SYM, doprarm,
78	RING_SYM, doprring,
79	'$', doprgold,
80	'#', doextcmd,
81	0,0,0
82	};
83
84	struct ext_func_tab extcmdlist[] = {
85	"dip", dodip,
86	"pray", dopray,
87	(char *) 0, donull
88	};
89
90	extern char *parse(), lowc(), unctrl(), quitchars[];
91
92	rhack(cmd)
93	register char *cmd;
94	{
95	register struct func_tab *tlist = cmdlist;
96	boolean firsttime = FALSE;
97	register res;
98
99	if(!cmd) {
100	firsttime = TRUE;
101	flags.nopick = 0;
102	cmd = parse();
103	}
4b15ae8f KB	104	if(!cmd \|\| (cmd & 0377) == 0377 \|\|
4b15ae8f KB	105	(flags.no_rest_on_space && *cmd == ' ')){
2e70843d KB	106	bell();
	107	flags.move = 0;
	108	return; /* probably we just had an interrupt */
	109	}
	110	if(movecmd(*cmd)) {
	111	walk:
	112	if(multi) flags.mv = 1;
	113	domove();
	114	return;
	115	}
	116	if(movecmd(lowc(*cmd))) {
	117	flags.run = 1;
	118	rush:
	119	if(firsttime){
	120	if(!multi) multi = COLNO;
	121	u.last_str_turn = 0;
	122	}
	123	flags.mv = 1;
	124	#ifdef QUEST
	125	if(flags.run >= 4) finddir();
	126	if(firsttime){
	127	u.ux0 = u.ux + u.dx;
	128	u.uy0 = u.uy + u.dy;
	129	}
	130	#endif QUEST
	131	domove();
	132	return;
	133	}
	134	if((cmd == 'f' && movecmd(cmd[1])) \|\| movecmd(unctrl(cmd))) {
	135	flags.run = 2;
	136	goto rush;
	137	}
	138	if(*cmd == 'F' && movecmd(lowc(cmd[1]))) {
	139	flags.run = 3;
	140	goto rush;
	141	}
	142	if(*cmd == 'm' && movecmd(cmd[1])) {
	143	flags.run = 0;
	144	flags.nopick = 1;
	145	goto walk;
	146	}
	147	if(*cmd == 'M' && movecmd(lowc(cmd[1]))) {
	148	flags.run = 1;
	149	flags.nopick = 1;
	150	goto rush;
	151	}
	152	#ifdef QUEST
	153	if(cmd == cmd[1] && (cmd == 'f' \|\| *cmd == 'F')) {
	154	flags.run = 4;
	155	if(*cmd == 'F') flags.run += 2;
	156	if(cmd[2] == '-') flags.run += 1;
	157	goto rush;
	158	}
	159	#endif QUEST
	160	while(tlist->f_char) {
	161	if(*cmd == tlist->f_char){
	162	res = (*(tlist->f_funct))();
	163	if(!res) {
	164	flags.move = 0;
	165	multi = 0;
	166	}
	167	return;
	168	}
	169	tlist++;
170	}
171	{ char expcmd[10];
172	register char *cp = expcmd;
173	while(*cmd && cp-expcmd < sizeof(expcmd)-2) {
174	if(cmd >= 040 && cmd < 0177)
175	cp++ = cmd++;
176	else {
177	*cp++ = '^';
178	cp++ = cmd++ ^ 0100;
179	}
180	}
181	*cp++ = 0;
182	pline("Unknown command '%s'.", expcmd);
183	}
184	multi = flags.move = 0;
185	}
186
187	doextcmd() /* here after # - now read a full-word command */
188	{
189	char buf[BUFSZ];
190	register struct ext_func_tab *efp = extcmdlist;
191
192	pline("# ");
193	getlin(buf);
194	clrlin();
195	if(buf[0] == '\033')
196	return(0);
197	while(efp->ef_txt) {
198	if(!strcmp(efp->ef_txt, buf))
199	return((*(efp->ef_funct))());
200	efp++;
201	}
202	pline("%s: unknown command.", buf);
203	return(0);
204	}
205
206	char
207	lowc(sym)
208	char sym;
209	{
210	return( (sym >= 'A' && sym <= 'Z') ? sym+'a'-'A' : sym );
211	}
212
213	char
214	unctrl(sym)
215	char sym;
216	{
217	return( (sym >= ('A' & 037) && sym <= ('Z' & 037)) ? sym + 0140 : sym );
218	}
219
220	/* 'rogue'-like direction commands */
221	char sdir[] = "hykulnjb><";
222	schar xdir[10] = { -1,-1, 0, 1, 1, 1, 0,-1, 0, 0 };
223	schar ydir[10] = { 0,-1,-1,-1, 0, 1, 1, 1, 0, 0 };
224	schar zdir[10] = { 0, 0, 0, 0, 0, 0, 0, 0, 1,-1 };
225
226	movecmd(sym) /* also sets u.dz, but returns false for <> */
227	char sym;
228	{
229	register char *dp;
230
231	u.dz = 0;
232	if(!(dp = index(sdir, sym))) return(0);
233	u.dx = xdir[dp-sdir];
234	u.dy = ydir[dp-sdir];
235	u.dz = zdir[dp-sdir];
236	return(!u.dz);
237	}
238
239	getdir(s)
240	boolean s;
241	{
242	char dirsym;
243
244	if(s) pline("In what direction?");
245	dirsym = readchar();
246	if(!movecmd(dirsym) && !u.dz) {
247	if(!index(quitchars, dirsym))
248	pline("What a strange direction!");
249	return(0);
250	}
251	if(Confusion && !u.dz)
252	confdir();
253	return(1);
254	}
255
256	confdir()
257	{
258	register x = rn2(8);
259	u.dx = xdir[x];
260	u.dy = ydir[x];
261	}
262
263	#ifdef QUEST
264	finddir(){
265	register int i, ui = u.di;
266	for(i = 0; i <= 8; i++){
267	if(flags.run & 1) ui++; else ui += 7;
268	ui %= 8;
269	if(i == 8){
270	pline("Not near a wall.");
271	flags.move = multi = 0;
272	return(0);
273	}
274	if(!isroom(u.ux+xdir[ui], u.uy+ydir[ui]))
275	break;
276	}
277	for(i = 0; i <= 8; i++){
278	if(flags.run & 1) ui += 7; else ui++;
279	ui %= 8;
280	if(i == 8){
281	pline("Not near a room.");
282	flags.move = multi = 0;
283	return(0);
284	}
285	if(isroom(u.ux+xdir[ui], u.uy+ydir[ui]))
286	break;
287	}
288	u.di = ui;
289	u.dx = xdir[ui];
290	u.dy = ydir[ui];
291	}
292
293	isroom(x,y) register x,y; { /* what about POOL? */
294	return(isok(x,y) && (levl[x][y].typ == ROOM \|\|
295	(levl[x][y].typ >= LDOOR && flags.run >= 6)));
296	}
297	#endif QUEST
298
299	isok(x,y) register x,y; {
300	/* x corresponds to curx, so x==1 is the first column. Ach. %% */
301	return(x >= 1 && x <= COLNO-1 && y >= 0 && y <= ROWNO-1);
302	}