Make this compile with gcc40: rename variables so that they don't collide
[dragonfly.git] / games / larn / diag.c
1 /*      diag.c          Larn is copyrighted 1986 by Noah Morgan. */
2 /* $FreeBSD: src/games/larn/diag.c,v 1.5 1999/11/16 02:57:21 billf Exp $ */
3 /* $DragonFly: src/games/larn/diag.c,v 1.3 2004/06/21 02:28:34 dillon Exp $ */
4 #include <sys/types.h>
5 #include <sys/times.h>
6 #include <sys/stat.h>
7 #include "header.h"
8 extern int rmst,maxitm,lasttime;
9 extern char nosignal;
10 static struct tms cputime;
11 /*
12         ***************************
13         DIAG -- dungeon diagnostics
14         ***************************
15
16         subroutine to print out data for debugging
17  */
18 #ifdef EXTRA
19 static int rndcount[16];
20 diag()
21         {
22         int i,j;
23         int hit,dam;
24         cursors();  lwclose();
25         if (lcreat(diagfile) < 0)       /*      open the diagnostic file        */
26                 {
27                 lcreat((char*)0); lprcat("\ndiagnostic failure\n"); return(-1);
28                 }
29
30         write(1,"\nDiagnosing . . .\n",18);
31         lprcat("\n\nBeginning of DIAG diagnostics ----------\n");
32
33 /*      for the character attributes    */
34
35         lprintf("\n\nPlayer attributes:\n\nHit points: %2d(%2d)",(long)c[HP],(long)c[HPMAX]);
36         lprintf("\ngold: %d  Experience: %d  Character level: %d  Level in caverns: %d",
37                 (long)c[GOLD],(long)c[EXPERIENCE],(long)c[LEVEL],(long)level);
38         lprintf("\nTotal types of monsters: %d",(long)MAXMONST+8);
39
40         lprcat("\f\nHere's the dungeon:\n\n");
41
42         i=level;
43         for (j=0; j<MAXLEVEL+MAXVLEVEL; j++)
44                 {
45                 newcavelevel(j);
46                 lprintf("\nMaze for level %s:\n",levelname[level]);
47                 diagdrawscreen();
48                 }
49         newcavelevel(i);
50
51         lprcat("\f\nNow for the monster data:\n\n");
52         lprcat("   Monster Name      LEV  AC   DAM  ATT  DEF    GOLD   HP     EXP   \n");
53         lprcat("--------------------------------------------------------------------------\n");
54         for (i=0; i<=MAXMONST+8; i++)
55                 {
56                 lprintf("%19s  %2d  %3d ",monster[i].name,(long)monster[i].level,(long)monster[i].armorclass);
57                 lprintf(" %3d  %3d  %3d  ",(long)monster[i].damage,(long)monster[i].attack,(long)monster[i].defense);
58                 lprintf("%6d  %3d   %6d\n",(long)monster[i].gold,(long)monster[i].hitpoints,(long)monster[i].experience);
59                 }
60
61         lprcat("\n\nHere's a Table for the to hit percentages\n");
62         lprcat("\n     We will be assuming that players level = 2 * monster level");
63         lprcat("\n     and that the players dexterity and strength are 16.");
64         lprcat("\n    to hit: if (rnd(22) < (2[monst AC] + your level + dex + WC/8 -1)/2) then hit");
65         lprcat("\n    damage = rund(8) + WC/2 + STR - c[HARDGAME] - 4");
66         lprcat("\n    to hit:  if rnd(22) < to hit  then player hits\n");
67         lprcat("\n    Each entry is as follows:  to hit / damage / number hits to kill\n");
68         lprcat("\n          monster     WC = 4         WC = 20        WC = 40");
69         lprcat("\n---------------------------------------------------------------");
70         for (i=0; i<=MAXMONST+8; i++)
71                 {
72                 hit = 2*monster[i].armorclass+2*monster[i].level+16;
73                 dam = 16 - c[HARDGAME];
74                 lprintf("\n%20s   %2d/%2d/%2d       %2d/%2d/%2d       %2d/%2d/%2d",
75                                         monster[i].name,
76                                         (long)(hit/2),(long)max(0,dam+2),(long)(monster[i].hitpoints/(dam+2)+1),
77                                         (long)((hit+2)/2),(long)max(0,dam+10),(long)(monster[i].hitpoints/(dam+10)+1),
78                                         (long)((hit+5)/2),(long)max(0,dam+20),(long)(monster[i].hitpoints/(dam+20)+1));
79                 }
80
81         lprcat("\n\nHere's the list of available potions:\n\n");
82         for (i=0; i<MAXPOTION; i++)     lprintf("%20s\n",&potionname[i][1]);
83         lprcat("\n\nHere's the list of available scrolls:\n\n");
84         for (i=0; i<MAXSCROLL; i++)     lprintf("%20s\n",&scrollname[i][1]);
85         lprcat("\n\nHere's the spell list:\n\n");
86         lprcat("spell          name           description\n");
87         lprcat("-------------------------------------------------------------------------------------------\n\n");
88         for (j=0; j<SPNUM; j++)
89                 {
90                 lprc(' ');      lprcat(spelcode[j]);
91                 lprintf(" %21s  %s\n",spelname[j],speldescript[j]);
92                 }
93
94         lprcat("\n\nFor the c[] array:\n");
95         for (j=0; j<100; j+=10)
96                 {
97                 lprintf("\nc[%2d] = ",(long)j); for (i=0; i<9; i++) lprintf("%5d ",(long)c[i+j]);
98                 }
99
100         lprcat("\n\nTest of random number generator ----------------");
101         lprcat("\n    for 25,000 calls divided into 16 slots\n\n");
102
103         for (i=0; i<16; i++)  rndcount[i]=0;
104         for (i=0; i<25000; i++) rndcount[rund(16)]++;
105         for (i=0; i<16; i++)  { lprintf("  %5d",(long)rndcount[i]); if (i==7) lprc('\n'); }
106
107         lprcat("\n\n");                 lwclose();
108         lcreat((char*)0);               lprcat("Done Diagnosing . . .");
109         return(0);
110         }
111 /*
112         subroutine to count the number of occurrences of an object
113  */
114 dcount(l)
115         int l;
116         {
117         int i,j,p;
118         int k;
119         k=0;
120         for (i=0; i<MAXX; i++)
121                 for (j=0; j<MAXY; j++)
122                         for (p=0; p<MAXLEVEL; p++)
123                                 if (cell[p*MAXX*MAXY+i*MAXY+j].item == l) k++;
124         return(k);
125         }
126
127 /*
128         subroutine to draw the whole screen as the player knows it
129  */
130 diagdrawscreen()
131         {
132         int i,j,k;
133
134         for (i=0; i<MAXY; i++)
135
136 /*      for the east west walls of this line    */
137                 {
138                 for (j=0; j<MAXX; j++)  if (k=mitem[j][i]) lprc(monstnamelist[k]); else
139                                                                 lprc(objnamelist[item[j][i]]);
140                 lprc('\n');
141                 }
142         }
143 #endif
144 \f
145 /*
146         to save the game in a file
147  */
148 static time_t zzz=0;
149 savegame(fname)
150         char *fname;
151         {
152         int i,k;
153         struct sphere *sp;
154         struct stat statbuf;
155         nosignal=1;  lflush();  savelevel();
156         ointerest();
157         if (lcreat(fname) < 0)
158                 {
159                 lcreat((char*)0); lprintf("\nCan't open file <%s> to save game\n",fname);
160                 nosignal=0;  return(-1);
161                 }
162
163         set_score_output();
164         lwrite((char*)beenhere,MAXLEVEL+MAXVLEVEL);
165         for (k=0; k<MAXLEVEL+MAXVLEVEL; k++)
166                 if (beenhere[k])
167                         lwrite((char*)&cell[k*MAXX*MAXY],sizeof(struct cel)*MAXY*MAXX);
168         times(&cputime);        /* get cpu time */
169         c[CPUTIME] += (cputime.tms_utime+cputime.tms_stime)/60;
170         lwrite((char*)&c[0],100*sizeof(long));
171         lprint((long)gtime);            lprc(level);
172         lprc(playerx);          lprc(playery);
173         lwrite((char*)iven,26); lwrite((char*)ivenarg,26*sizeof(short));
174         for (k=0; k<MAXSCROLL; k++)  lprc(scrollname[k][0]);
175         for (k=0; k<MAXPOTION; k++)  lprc(potionname[k][0]);
176         lwrite((char*)spelknow,SPNUM);           lprc(wizard);
177         lprc(rmst);             /*      random monster generation counter */
178         for (i=0; i<90; i++)    lprc(itm[i].qty);
179         lwrite((char*)course,25);                       lprc(cheat);            lprc(VERSION);
180         for (i=0; i<MAXMONST; i++) lprc(monster[i].genocided); /* genocide info */
181         for (sp=spheres; sp; sp=sp->p)
182                 lwrite((char*)sp,sizeof(struct sphere));        /* save spheres of annihilation */
183         time(&zzz);                     lprint((long)(zzz-initialtime));
184         lwrite((char*)&zzz,sizeof(long));
185         if (fstat(lfd,&statbuf)< 0) lprint(0L);
186         else lprint((long)statbuf.st_ino); /* inode # */
187         lwclose();      lastmonst[0] = 0;
188 #ifndef VT100
189         setscroll();
190 #endif VT100
191         lcreat((char*)0);  nosignal=0;
192         return(0);
193         }
194
195 restoregame(fname)
196         char *fname;
197         {
198         int i,k;
199         struct sphere *sp,*sp2;
200         struct stat filetimes;
201         cursors(); lprcat("\nRestoring . . .");  lflush();
202         if (lopen(fname) <= 0)
203                 {
204                 lcreat((char*)0); lprintf("\nCan't open file <%s>to restore game\n",fname);
205                 nap(2000); c[GOLD]=c[BANKACCOUNT]=0;  died(-265); return;
206                 }
207
208         lrfill((char*)beenhere,MAXLEVEL+MAXVLEVEL);
209         for (k=0; k<MAXLEVEL+MAXVLEVEL; k++)
210                 if (beenhere[k])
211                         lrfill((char*)&cell[k*MAXX*MAXY],sizeof(struct cel)*MAXY*MAXX);
212
213         lrfill((char*)&c[0],100*sizeof(long));  gtime = lrint_x();
214         level = c[CAVELEVEL] = lgetc();
215         playerx = lgetc();              playery = lgetc();
216         lrfill((char*)iven,26);         lrfill((char*)ivenarg,26*sizeof(short));
217         for (k=0; k<MAXSCROLL; k++)  scrollname[k][0] = lgetc();
218         for (k=0; k<MAXPOTION; k++)  potionname[k][0] = lgetc();
219         lrfill((char*)spelknow,SPNUM);          wizard = lgetc();
220         rmst = lgetc();                 /*      random monster creation flag */
221
222         for (i=0; i<90; i++)    itm[i].qty = lgetc();
223         lrfill((char*)course,25);                       cheat = lgetc();
224         if (VERSION != lgetc())         /*  version number  */
225                 {
226                 cheat=1;
227                 lprcat("Sorry, But your save file is for an older version of larn\n");
228                 nap(2000); c[GOLD]=c[BANKACCOUNT]=0;  died(-266); return;
229                 }
230
231         for (i=0; i<MAXMONST; i++) monster[i].genocided=lgetc(); /* genocide info */
232         for (sp=0,i=0; i<c[SPHCAST]; i++)
233                 {
234                 sp2 = sp;
235                 sp = (struct sphere *)malloc(sizeof(struct sphere));
236                 if (sp==0) { write(2,"Can't malloc() for sphere space\n",32); break; }
237                 lrfill((char*)sp,sizeof(struct sphere));        /* get spheres of annihilation */
238                 sp->p=0;        /* null out pointer */
239                 if (i==0) spheres=sp;   /* beginning of list */
240                         else sp2->p = sp;
241                 }
242
243         time(&zzz);
244         initialtime = zzz-lrint_x();
245         fstat(fd,&filetimes);   /*      get the creation and modification time of file  */
246         lrfill((char*)&zzz,sizeof(long));       zzz += 6;
247         if (filetimes.st_ctime > zzz) fsorry(); /*      file create time        */
248         else if (filetimes.st_mtime > zzz) fsorry(); /* file modify time        */
249         if (c[HP]<0) { died(284); return; }     /* died a post mortem death */
250
251         oldx = oldy = 0;
252         i = lrint_x();  /* inode # */
253         if (i && (filetimes.st_ino!=i)) fsorry();
254         lrclose();
255         if (strcmp(fname,ckpfile) == 0)
256                 {
257                 if (lappend(fname) < 0) fcheat();  else { lprc(' '); lwclose(); }
258                 lcreat((char*)0);
259                 }
260         else if (unlink(fname) < 0) fcheat(); /* can't unlink save file */
261 /*      for the greedy cheater checker  */
262         for (k=0; k<6; k++) if (c[k]>99) greedy();
263         if (c[HPMAX]>999 || c[SPELLMAX]>125) greedy();
264         if (c[LEVEL]==25 && c[EXPERIENCE]>skill[24]) /* if patch up lev 25 player */
265                 {
266                 long tmp;
267                 tmp = c[EXPERIENCE]-skill[24]; /* amount to go up */
268                 c[EXPERIENCE] = skill[24];
269                 raiseexperience((long)tmp);
270                 }
271         getlevel();  lasttime=gtime;
272         }
273
274 /*
275         subroutine to not allow greedy cheaters
276  */
277 greedy()
278         {
279 #if WIZID
280         if (wizard) return;
281 #endif
282
283         lprcat("\n\nI am so sorry, but your character is a little TOO good!  Since this\n");
284         lprcat("cannot normally happen from an honest game, I must assume that you cheated.\n");
285         lprcat("In that you are GREEDY as well as a CHEATER, I cannot allow this game\n");
286         lprcat("to continue.\n"); nap(5000);  c[GOLD]=c[BANKACCOUNT]=0;  died(-267); return;
287         }
288
289 /*
290         subroutine to not allow altered save files and terminate the attempted
291         restart
292  */
293 fsorry()
294         {
295         lprcat("\nSorry, but your savefile has been altered.\n");
296         lprcat("However, seeing as I am a good sport, I will let you play.\n");
297         lprcat("Be advised though, you won't be placed on the normal scoreboard.");
298         cheat = 1;      nap(4000);
299         }
300
301 /*
302         subroutine to not allow game if save file can't be deleted
303  */
304 fcheat()
305         {
306 #if WIZID
307         if (wizard) return;
308 #endif
309
310         lprcat("\nSorry, but your savefile can't be deleted.  This can only mean\n");
311         lprcat("that you tried to CHEAT by protecting the directory the savefile\n");
312         lprcat("is in.  Since this is unfair to the rest of the larn community, I\n");
313         lprcat("cannot let you play this game.\n");
314         nap(5000);  c[GOLD]=c[BANKACCOUNT]=0;  died(-268); return;
315         }