NetBSD/games/hack/hack.objnam.c

675 lines
16 KiB
C

/* $NetBSD: hack.objnam.c,v 1.10 2009/08/12 07:28:41 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.objnam.c,v 1.10 2009/08/12 07:28:41 dholland Exp $");
#endif /* not lint */
#include <stdlib.h>
#include "hack.h"
#include "extern.h"
#define Snprintf (void) snprintf
#define Strcat (void) strcat
#define Strcpy (void) strcpy
#define PREFIX 15
static char *strprepend(char *, char *);
static char *sitoa(int);
static char *
strprepend(char *s, char *pref)
{
int i = strlen(pref);
if (i > PREFIX) {
pline("WARNING: prefix too short.");
return (s);
}
s -= i;
(void) strncpy(s, pref, i); /* do not copy trailing 0 */
return (s);
}
static char *
sitoa(int a)
{
static char buf[13];
Snprintf(buf, sizeof(buf), (a < 0) ? "%d" : "+%d", a);
return (buf);
}
char *
typename(int otyp)
{
static char buf[BUFSZ];
size_t bufpos;
struct objclass *ocl = &objects[otyp];
const char *an = ocl->oc_name;
const char *dn = ocl->oc_descr;
char *un = ocl->oc_uname;
int nn = ocl->oc_name_known;
switch (ocl->oc_olet) {
case POTION_SYM:
Strcpy(buf, "potion");
break;
case SCROLL_SYM:
Strcpy(buf, "scroll");
break;
case WAND_SYM:
Strcpy(buf, "wand");
break;
case RING_SYM:
Strcpy(buf, "ring");
break;
default:
if (nn) {
Strcpy(buf, an);
if (otyp >= TURQUOISE && otyp <= JADE)
Strcat(buf, " stone");
if (un) {
bufpos = strlen(buf);
Snprintf(buf+bufpos, sizeof(buf)-bufpos,
" called %s", un);
}
if (dn) {
bufpos = strlen(buf);
Snprintf(buf+bufpos, sizeof(buf)-bufpos,
" (%s)", dn);
}
} else {
strlcpy(buf, dn ? dn : an, sizeof(buf));
if (ocl->oc_olet == GEM_SYM) {
strlcat(buf, " gem", sizeof(buf));
}
if (un) {
bufpos = strlen(buf);
Snprintf(buf+bufpos, sizeof(buf)-bufpos,
" called %s", un);
}
}
return (buf);
}
/* here for ring/scroll/potion/wand */
if (nn) {
bufpos = strlen(buf);
Snprintf(buf+bufpos, sizeof(buf)-bufpos, " of %s", an);
}
if (un) {
bufpos = strlen(buf);
Snprintf(buf+bufpos, sizeof(buf)-bufpos, " called %s", un);
}
if (dn) {
bufpos = strlen(buf);
Snprintf(buf+bufpos, sizeof(buf)-bufpos, " (%s)", dn);
}
return (buf);
}
char *
xname(struct obj *obj)
{
static char bufr[BUFSZ];
/* caution: doname() and aobjnam() below "know" these sizes */
char *buf = &(bufr[PREFIX]); /* leave room for "17 -3 " */
size_t bufmax = sizeof(bufr) - PREFIX;
int nn = objects[obj->otyp].oc_name_known;
const char *an = objects[obj->otyp].oc_name;
const char *dn = objects[obj->otyp].oc_descr;
char *un = objects[obj->otyp].oc_uname;
int pl = (obj->quan != 1);
if (!obj->dknown && !Blind)
obj->dknown = 1;/* %% doesnt belong here */
switch (obj->olet) {
case AMULET_SYM:
Strcpy(buf, (obj->spe < 0 && obj->known)
? "cheap plastic imitation of the " : "");
Strcat(buf, "Amulet of Yendor");
break;
case TOOL_SYM:
if (!nn) {
strlcpy(buf, dn, bufmax);
break;
}
strlcpy(buf, an, bufmax);
break;
case FOOD_SYM:
if (obj->otyp == DEAD_HOMUNCULUS && pl) {
pl = 0;
Strcpy(buf, "dead homunculi");
break;
}
/* fungis ? */
/* fall into next case */
case WEAPON_SYM:
if (obj->otyp == WORM_TOOTH && pl) {
pl = 0;
Strcpy(buf, "worm teeth");
break;
}
if (obj->otyp == CRYSKNIFE && pl) {
pl = 0;
Strcpy(buf, "crysknives");
break;
}
/* fall into next case */
case ARMOR_SYM:
case CHAIN_SYM:
case ROCK_SYM:
strlcpy(buf, an, bufmax);
break;
case BALL_SYM:
Snprintf(buf, bufmax, "%sheavy iron ball",
(obj->owt > objects[obj->otyp].oc_weight) ? "very " : "");
break;
case POTION_SYM:
if (nn || un || !obj->dknown) {
Strcpy(buf, "potion");
if (pl) {
pl = 0;
Strcat(buf, "s");
}
if (!obj->dknown)
break;
if (un) {
Strcat(buf, " called ");
strlcat(buf, un, bufmax);
} else {
Strcat(buf, " of ");
strlcat(buf, an, bufmax);
}
} else {
strlcpy(buf, dn, bufmax);
strlcat(buf, " potion", bufmax);
}
break;
case SCROLL_SYM:
Strcpy(buf, "scroll");
if (pl) {
pl = 0;
Strcat(buf, "s");
}
if (!obj->dknown)
break;
if (nn) {
Strcat(buf, " of ");
strlcat(buf, an, bufmax);
} else if (un) {
Strcat(buf, " called ");
strlcat(buf, un, bufmax);
} else {
Strcat(buf, " labeled ");
strlcat(buf, dn, bufmax);
}
break;
case WAND_SYM:
if (!obj->dknown)
Snprintf(buf, bufmax, "wand");
else if (nn)
Snprintf(buf, bufmax, "wand of %s", an);
else if (un)
Snprintf(buf, bufmax, "wand called %s", un);
else
Snprintf(buf, bufmax, "%s wand", dn);
break;
case RING_SYM:
if (!obj->dknown)
Snprintf(buf, bufmax, "ring");
else if (nn)
Snprintf(buf, bufmax, "ring of %s", an);
else if (un)
Snprintf(buf, bufmax, "ring called %s", un);
else
Snprintf(buf, bufmax, "%s ring", dn);
break;
case GEM_SYM:
if (!obj->dknown) {
Strcpy(buf, "gem");
break;
}
if (!nn) {
Snprintf(buf, bufmax, "%s gem", dn);
break;
}
strlcpy(buf, an, bufmax);
if (obj->otyp >= TURQUOISE && obj->otyp <= JADE)
strlcat(buf, " stone", bufmax);
break;
default:
Snprintf(buf, bufmax, "glorkum %c (0%o) %u %d",
obj->olet, obj->olet, obj->otyp, obj->spe);
}
if (pl) {
char *p;
for (p = buf; *p; p++) {
if (!strncmp(" of ", p, 4)) {
/* pieces of, cloves of, lumps of */
int c1, c2 = 's';
do {
c1 = c2;
c2 = *p;
*p++ = c1;
} while (c1);
goto nopl;
}
}
p = eos(buf) - 1;
if (*p == 's' || *p == 'z' || *p == 'x' ||
(*p == 'h' && p[-1] == 's')) {
/* boxes */
strlcat(buf, "es", bufmax);
} else if (*p == 'y' && !strchr(vowels, p[-1])) {
/* rubies, zruties */
*p = '\0';
strlcat(buf, "ies", bufmax);
} else {
strlcat(buf, "s", bufmax);
}
}
nopl:
if (obj->onamelth) {
strlcat(buf, " named ", bufmax);
strlcat(buf, ONAME(obj), bufmax);
}
return (buf);
}
char *
doname(struct obj *obj)
{
char prefix[PREFIX];
char *bp = xname(obj);
size_t bppos, bpmax;
/* XXX do this better somehow w/o knowing internals of xname() */
bpmax = BUFSZ - PREFIX;
if (obj->quan != 1)
Snprintf(prefix, sizeof(prefix), "%u ", obj->quan);
else
Strcpy(prefix, "a ");
switch (obj->olet) {
case AMULET_SYM:
if (strncmp(bp, "cheap ", 6))
Strcpy(prefix, "the ");
break;
case ARMOR_SYM:
if (obj->owornmask & W_ARMOR)
strlcat(bp, " (being worn)", bpmax);
/* fall into next case */
case WEAPON_SYM:
if (obj->known) {
strlcat(prefix, sitoa(obj->spe), sizeof(prefix));
strlcat(prefix, " ", sizeof(prefix));
}
break;
case WAND_SYM:
if (obj->known) {
bppos = strlen(bp);
Snprintf(bp+bppos, bpmax-bppos, " (%d)", obj->spe);
}
break;
case RING_SYM:
if (obj->owornmask & W_RINGR)
strlcat(bp, " (on right hand)", bpmax);
if (obj->owornmask & W_RINGL)
strlcat(bp, " (on left hand)", bpmax);
if (obj->known && (objects[obj->otyp].bits & SPEC)) {
strlcat(prefix, sitoa(obj->spe), sizeof(prefix));
strlcat(prefix, " ", sizeof(prefix));
}
break;
}
if (obj->owornmask & W_WEP)
strlcat(bp, " (weapon in hand)", bpmax);
if (obj->unpaid)
strlcat(bp, " (unpaid)", bpmax);
if (!strcmp(prefix, "a ") && strchr(vowels, *bp))
Strcpy(prefix, "an ");
bp = strprepend(bp, prefix);
return (bp);
}
/* used only in hack.fight.c (thitu) */
void
setan(const char *str, char *buf, size_t bufmax)
{
if (strchr(vowels, *str))
Snprintf(buf, bufmax, "an %s", str);
else
Snprintf(buf, bufmax, "a %s", str);
}
char *
aobjnam(struct obj *otmp, const char *verb)
{
char *bp = xname(otmp);
char prefix[PREFIX];
size_t bpmax;
/* XXX do this better somehow w/o knowing internals of xname() */
bpmax = BUFSZ - PREFIX;
if (otmp->quan != 1) {
Snprintf(prefix, sizeof(prefix), "%u ", otmp->quan);
bp = strprepend(bp, prefix);
}
if (verb) {
/* verb is given in plural (i.e., without trailing s) */
strlcat(bp, " ", bpmax);
if (otmp->quan != 1)
strlcat(bp, verb, bpmax);
else if (!strcmp(verb, "are"))
strlcat(bp, "is", bpmax);
else {
strlcat(bp, verb, bpmax);
strlcat(bp, "s", bpmax);
}
}
return (bp);
}
char *
Doname(struct obj *obj)
{
char *s = doname(obj);
if ('a' <= *s && *s <= 'z')
*s -= ('a' - 'A');
return (s);
}
static const char *const wrp[] = {"wand", "ring", "potion", "scroll", "gem"};
static const char wrpsym[] = {WAND_SYM, RING_SYM, POTION_SYM, SCROLL_SYM, GEM_SYM};
struct obj *
readobjnam(char *bp)
{
char *p;
unsigned ii;
int i;
int cnt, spe, spesgn, typ, heavy;
char let;
char *un, *dn, *an;
/* int the = 0; char *oname = 0; */
cnt = spe = spesgn = typ = heavy = 0;
let = 0;
an = dn = un = 0;
for (p = bp; *p; p++)
if ('A' <= *p && *p <= 'Z')
*p += 'a' - 'A';
if (!strncmp(bp, "the ", 4)) {
/* the = 1; */
bp += 4;
} else if (!strncmp(bp, "an ", 3)) {
cnt = 1;
bp += 3;
} else if (!strncmp(bp, "a ", 2)) {
cnt = 1;
bp += 2;
}
if (!cnt && digit(*bp)) {
cnt = atoi(bp);
while (digit(*bp))
bp++;
while (*bp == ' ')
bp++;
}
if (!cnt)
cnt = 1; /* %% what with "gems" etc. ? */
if (*bp == '+' || *bp == '-') {
spesgn = (*bp++ == '+') ? 1 : -1;
spe = atoi(bp);
while (digit(*bp))
bp++;
while (*bp == ' ')
bp++;
} else {
p = strrchr(bp, '(');
if (p) {
if (p > bp && p[-1] == ' ')
p[-1] = 0;
else
*p = 0;
p++;
spe = atoi(p);
while (digit(*p))
p++;
if (strcmp(p, ")"))
spe = 0;
else
spesgn = 1;
}
}
/*
* now we have the actual name, as delivered by xname, say green
* potions called whisky scrolls labeled "QWERTY" egg dead zruties
* fortune cookies very heavy iron ball named hoei wand of wishing
* elven cloak
*/
for (p = bp; *p; p++)
if (!strncmp(p, " named ", 7)) {
*p = 0;
/* oname = p+7; */
}
for (p = bp; *p; p++)
if (!strncmp(p, " called ", 8)) {
*p = 0;
un = p + 8;
}
for (p = bp; *p; p++)
if (!strncmp(p, " labeled ", 9)) {
*p = 0;
dn = p + 9;
}
/* first change to singular if necessary */
if (cnt != 1) {
/* find "cloves of garlic", "worthless pieces of blue glass" */
for (p = bp; *p; p++)
if (!strncmp(p, "s of ", 5)) {
while ((*p = p[1]) != '\0')
p++;
goto sing;
}
/* remove -s or -es (boxes) or -ies (rubies, zruties) */
p = eos(bp);
if (p[-1] == 's') {
if (p[-2] == 'e') {
if (p[-3] == 'i') {
if (!strcmp(p - 7, "cookies"))
goto mins;
Strcpy(p - 3, "y");
goto sing;
}
/* note: cloves / knives from clove / knife */
if (!strcmp(p - 6, "knives")) {
Strcpy(p - 3, "fe");
goto sing;
}
/* note: nurses, axes but boxes */
if (!strcmp(p - 5, "boxes")) {
p[-2] = 0;
goto sing;
}
}
mins:
p[-1] = 0;
} else {
if (!strcmp(p - 9, "homunculi")) {
Strcpy(p - 1, "us"); /* !! makes string
* longer */
goto sing;
}
if (!strcmp(p - 5, "teeth")) {
Strcpy(p - 5, "tooth");
goto sing;
}
/* here we cannot find the plural suffix */
}
}
sing:
if (!strcmp(bp, "amulet of yendor")) {
typ = AMULET_OF_YENDOR;
goto typfnd;
}
p = eos(bp);
if (!strcmp(p - 5, " mail")) { /* Note: ring mail is not a ring ! */
let = ARMOR_SYM;
an = bp;
goto srch;
}
for (ii = 0; ii < sizeof(wrpsym); ii++) {
int j = strlen(wrp[ii]);
if (!strncmp(bp, wrp[ii], j)) {
let = wrpsym[ii];
bp += j;
if (!strncmp(bp, " of ", 4))
an = bp + 4;
/* else if(*bp) ?? */
goto srch;
}
if (!strcmp(p - j, wrp[ii])) {
let = wrpsym[ii];
p -= j;
*p = 0;
if (p[-1] == ' ')
p[-1] = 0;
dn = bp;
goto srch;
}
}
if (!strcmp(p - 6, " stone")) {
p[-6] = 0;
let = GEM_SYM;
an = bp;
goto srch;
}
if (!strcmp(bp, "very heavy iron ball")) {
heavy = 1;
typ = HEAVY_IRON_BALL;
goto typfnd;
}
an = bp;
srch:
if (!an && !dn && !un)
goto any;
i = 1;
if (let)
i = bases[letindex(let)];
while (i <= NROFOBJECTS && (!let || objects[i].oc_olet == let)) {
const char *zn = objects[i].oc_name;
if (!zn)
goto nxti;
if (an && strcmp(an, zn))
goto nxti;
if (dn && (!(zn = objects[i].oc_descr) || strcmp(dn, zn)))
goto nxti;
if (un && (!(zn = objects[i].oc_uname) || strcmp(un, zn)))
goto nxti;
typ = i;
goto typfnd;
nxti:
i++;
}
any:
if (!let)
let = wrpsym[rn2(sizeof(wrpsym))];
typ = probtype(let);
typfnd:
{
struct obj *otmp;
let = objects[typ].oc_olet;
otmp = mksobj(typ);
if (heavy)
otmp->owt += 15;
if (cnt > 0 && strchr("%?!*)", let) &&
(cnt < 4 || (let == WEAPON_SYM && typ <= ROCK && cnt < 20)))
otmp->quan = cnt;
if (spe > 3 && spe > otmp->spe)
spe = 0;
else if (let == WAND_SYM)
spe = otmp->spe;
if (spe == 3 && u.uluck < 0)
spesgn = -1;
if (let != WAND_SYM && spesgn == -1)
spe = -spe;
if (let == BALL_SYM)
spe = 0;
else if (let == AMULET_SYM)
spe = -1;
else if (typ == WAN_WISHING && rn2(10))
spe = (rn2(10) ? -1 : 0);
otmp->spe = spe;
if (spesgn == -1)
otmp->cursed = 1;
return (otmp);
}
}