xref: /netbsd-src/games/battlestar/command7.c (revision 1182a44c59cae4d586117d55eca24b4b8b173211)
1 /*	$NetBSD: command7.c,v 1.5 2021/05/02 12:50:43 rillig Exp $	*/
2 
3 /*
4  * Copyright (c) 1983, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 #ifndef lint
34 #if 0
35 static char sccsid[] = "@(#)com7.c	8.2 (Berkeley) 4/28/95";
36 #else
37 __RCSID("$NetBSD: command7.c,v 1.5 2021/05/02 12:50:43 rillig Exp $");
38 #endif
39 #endif				/* not lint */
40 
41 #include "extern.h"
42 
43 int
fight(int enemy,int strength)44 fight(int enemy, int strength)
45 {
46 	int     lifeline = 0;
47 	int     hurt;
48 	char    auxbuf[LINELENGTH];
49 	char   *next;
50 	int     i;
51 	int     exhaustion;
52 
53 	exhaustion = 0;
54 fighton:
55 	ourtime++;
56 	snooze -= 5;
57 	if (snooze > ourtime)
58 		exhaustion = CYCLE / (snooze - ourtime);
59 	else {
60 		puts("You collapse exhausted, and he pulverizes your skull.");
61 		die();
62 	}
63 	if (snooze - ourtime < 20)
64 		puts("You look tired! I hope you're able to fight.");
65 	next = getcom(auxbuf, LINELENGTH, "<fight!>-: ", 0);
66 	for (i = 0; next && i < 10; i++)
67 		next = getword(next, words[i], -1);
68 	parse();
69 	switch (wordvalue[wordnumber]) {
70 
71 	case KILL:
72 	case SMITE:
73 		if (testbit(inven, TWO_HANDED))
74 			hurt = rnd(70) - 2 * card(injuries, NUMOFINJURIES) -
75 			    ucard(wear) - exhaustion;
76 		else if (testbit(inven, SWORD) || testbit(inven, BROAD))
77 			hurt = rnd(50) % (WEIGHT - carrying) -
78 			    card(injuries, NUMOFINJURIES) - encumber -
79 			    exhaustion;
80 		else if (testbit(inven, KNIFE) || testbit(inven, MALLET) ||
81 		    testbit(inven, CHAIN) || testbit(inven, MACE) ||
82 		    testbit(inven, HALBERD))
83 			hurt = rnd(15) - card(injuries, NUMOFINJURIES) -
84 			    exhaustion;
85 		else
86 			hurt = rnd(7) - encumber;
87 		if (hurt < 5)
88 			switch (rnd(3)) {
89 
90 			case 0:
91 				puts("You swung wide and missed.");
92 				break;
93 			case 1:
94 				puts("He checked your blow. CLASH! CLANG!");
95 				break;
96 			case 2:
97 				printf("His filthy tunic hangs by one less ");
98 				puts("thread.");
99 				break;
100 			}
101 		else if (hurt < 10) {
102 			switch (rnd(3)) {
103 			case 0:
104 				puts("He's bleeding.");
105 				break;
106 			case 1:
107 				puts("A trickle of blood runs down his face.");
108 				break;
109 			case 2:
110 				printf("A huge purple bruise is forming on ");
111 				puts("the side of his face.");
112 				break;
113 			}
114 			lifeline++;
115 		} else if (hurt < 20) {
116 			switch (rnd(3)) {
117 			case 0:
118 				puts("He staggers back quavering.");
119 				break;
120 			case 1:
121 				printf("He jumps back with his hand over ");
122 				puts("the wound.");
123 				break;
124 			case 2:
125 				printf("His shirt falls open with a swath ");
126 				puts("across the chest.");
127 				break;
128 			}
129 			lifeline += 5;
130 		} else if (hurt < 30) {
131 			switch (rnd(3)) {
132 			case 0:
133 				printf("A bloody gash opens up on his %s ",
134 				    (rnd(2) ? "left" : "right"));
135 				printf("side.\n");
136 				break;
137 			case 1:
138 				printf("The steel bites home and scrapes ");
139 				puts("along his ribs.");
140 				break;
141 			case 2:
142 				printf("You pierce him, and his breath ");
143 				puts("hisses through clenched teeth.");
144 				break;
145 			}
146 			lifeline += 10;
147 		} else if (hurt < 40) {
148 			switch (rnd(3)) {
149 			case 0:
150 				puts("You smite him to the ground.");
151 				if (strength - lifeline > 20) {
152 					printf("But in a flurry of steel he ");
153 					puts("regains his feet!");
154 				}
155 				break;
156 			case 1:
157 				printf("The force of your blow sends him to ");
158 				puts("his knees.");
159 				puts("His arm swings lifeless at his side.");
160 				break;
161 			case 2:
162 				printf("Clutching his blood drenched shirt, ");
163 				puts("he collapses stunned.");
164 				break;
165 			}
166 			lifeline += 20;
167 		} else {
168 			switch (rnd(3)) {
169 			case 0:
170 				printf("His ribs crack under your powerful ");
171 				puts("swing, flooding his lungs with blood.");
172 				break;
173 			case 1:
174 				printf("You shatter his upheld arm in a ");
175 				printf("spray of blood.  The blade ");
176 				puts("continues deep");
177 				printf("into his back, severing the ");
178 				puts("spinal cord.");
179 				lifeline += 25;
180 				break;
181 			case 2:
182 				printf("With a mighty lunge the steel ");
183 				printf("slides in, and gasping, he falls ");
184 				puts("to the ground.");
185 				lifeline += 25;
186 				break;
187 			}
188 			lifeline += 30;
189 		}
190 		break;
191 
192 	case BACK:
193 		if (enemy == DARK && lifeline > strength * 0.33) {
194 			printf("He throws you back against the rock and ");
195 			puts("pummels your face.");
196 			if (testbit(inven, AMULET) || testbit(wear, AMULET)) {
197 				printf("Lifting the amulet from you, ");
198 				if (testbit(inven, MEDALION) ||
199 				    testbit(wear, MEDALION)) {
200 					printf("his power grows and the ");
201 					printf("walls of\nthe earth ");
202 					printf("tremble.\n");
203 					printf("When he touches the ");
204 					printf("medallion, your chest ");
205 					printf("explodes and the foundations ");
206 					printf("of the\nearth collapse.\n");
207 					printf("The planet is consumed by ");
208 					puts("darkness.");
209 					die();
210 				}
211 				if (testbit(inven, AMULET)) {
212 					clearbit(inven, AMULET);
213 					carrying -= objwt[AMULET];
214 					encumber -= objcumber[AMULET];
215 				} else
216 					clearbit(wear, AMULET);
217 				puts("he flees down the dark caverns.");
218 				clearbit(location[position].objects, DARK);
219 				injuries[SKULL] = 1;
220 				followfight = ourtime;
221 				return (0);
222 			} else {
223 				puts("I'm afraid you have been killed.");
224 				die();
225 			}
226 		} else {
227 			printf("You escape stunned and disoriented from ");
228 			puts("the fight.");
229 			printf("A victorious bellow echoes from the ");
230 			puts("battlescene.");
231 			if (back && position != back)
232 				moveplayer(back, BACK);
233 			else if (ahead && position != ahead)
234 				moveplayer(ahead, AHEAD);
235 			else if (left && position != left)
236 				moveplayer(left, LEFT);
237 			else if (right && position != right)
238 				moveplayer(right, RIGHT);
239 			else
240 				moveplayer(location[position].down, AHEAD);
241 			return (0);
242 		}
243 
244 	case SHOOT:
245 		if (testbit(inven, LASER)) {
246 			if (strength - lifeline <= 50) {
247 				printf("The %s took a direct hit!\n",
248 				    objsht[enemy]);
249 				lifeline += 50;
250 			} else {
251 				printf("With his bare hand he deflects the ");
252 				printf("laser blast and whips the pistol ");
253 				puts("from you!");
254 				clearbit(inven, LASER);
255 				setbit(location[position].objects, LASER);
256 				carrying -= objwt[LASER];
257 				encumber -= objcumber[LASER];
258 			}
259 		} else
260 			puts("Unfortunately, you don't have a blaster handy.");
261 		break;
262 
263 	case DROP:
264 	case DRAW:
265 		cypher();
266 		ourtime--;
267 		break;
268 
269 	default:
270 		puts("You don't have a chance; he is too quick.");
271 		break;
272 
273 	}
274 	if (lifeline >= strength) {
275 		printf("You have killed the %s.\n", objsht[enemy]);
276 		if (enemy == ELF || enemy == DARK) {
277 			printf("A watery black smoke consumes his body and ");
278 			puts("then vanishes with a peal of thunder!");
279 		}
280 		clearbit(location[position].objects, enemy);
281 		power += 2;
282 		notes[JINXED]++;
283 		return (0);
284 	}
285 	puts("He attacks...");
286 	/* Some embellishments. */
287 	hurt = rnd(NUMOFINJURIES) - (testbit(inven, SHIELD) != 0) -
288 	    (testbit(wear, MAIL) != 0) - (testbit(wear, HELM) != 0);
289 	hurt += (testbit(wear, AMULET) != 0) +
290 	    (testbit(wear, MEDALION) != 0) + (testbit(wear, TALISMAN) != 0);
291 	hurt = hurt < 0 ? 0 : hurt;
292 	hurt = hurt >= NUMOFINJURIES ? NUMOFINJURIES - 1 : hurt;
293 	if (!injuries[hurt]) {
294 		injuries[hurt] = 1;
295 		printf("I'm afraid you have suffered %s.\n", ouch[hurt]);
296 	} else
297 		puts("You emerge unscathed.");
298 	if (injuries[SKULL] && injuries[INCISE] && injuries[NECK]) {
299 		puts("I'm afraid you have suffered fatal injuries.");
300 		die();
301 	}
302 	goto fighton;
303 }
304