Annotation of src/games/phantasia/setup.c, Revision 1.21
1.21 ! dholland 1: /* $NetBSD: setup.c,v 1.20 2009/05/27 17:44:38 dholland Exp $ */
1.3 cgd 2:
1.1 jtc 3: /*
4: * setup.c - set up all files for Phantasia
1.17 dogcow 5: * n.b.: this is used at build-time - i.e. during build.sh.
1.1 jtc 6: */
1.18 lukem 7: #ifdef __NetBSD__
1.15 perry 8: #include <sys/cdefs.h>
1.18 lukem 9: #endif
10:
1.21 ! dholland 11: #include <sys/types.h>
1.1 jtc 12: #include <sys/stat.h>
1.10 jsm 13: #include <fcntl.h>
1.21 ! dholland 14: #include <setjmp.h>
! 15: #include <stdio.h>
! 16: #include <stdlib.h>
! 17: #include <string.h>
! 18: #include <unistd.h>
! 19:
! 20: #ifndef __dead /* Not NetBSD */
! 21: #define __dead
! 22: #endif
! 23:
! 24: #include "phantdefs.h"
! 25: #include "phantstruct.h"
! 26: #include "phantglobs.h"
! 27: #include "pathnames.h"
1.10 jsm 28:
1.12 wiz 29: int main(int, char *[]);
1.16 perry 30: void Error(const char *, const char *) __dead;
1.12 wiz 31: double drandom(void);
1.10 jsm 32:
1.1 jtc 33: /* */
34: /************************************************************************
35: /
36: / FUNCTION NAME: main()
37: /
38: / FUNCTION: setup files for Phantasia 3.3.2
39: /
40: / AUTHOR: E. A. Estes, 12/4/85
41: /
42: / ARGUMENTS: none
43: /
44: / RETURN VALUE: none
45: /
46: / MODULES CALLED: time(), exit(), stat(), Error(), creat(), close(), fopen(),
47: / fgets(), floor(), srandom(), umask(), drandom(), strcpy(), getuid(),
48: / unlink(), fwrite(), fclose(), sscanf(), printf(), strlen(), fprintf()
49: /
50: / GLOBAL INPUTS: Curmonster, _iob[], Databuf[], *Monstfp, Enrgyvoid
51: /
52: / GLOBAL OUTPUTS: Curmonster, Databuf[], *Monstfp, Enrgyvoid
53: /
54: / DESCRIPTION:
55: /
56: / This program tries to verify the parameters specified in
57: / the Makefile.
58: /
59: / Create all necessary files. Note that nothing needs to be
60: / put in these files.
61: / Also, the monster binary data base is created here.
62: /
1.10 jsm 63: / ************************************************************************/
1.1 jtc 64:
1.9 jsm 65: static const char *const files[] = { /* all files to create */
1.1 jtc 66: _PATH_MONST,
67: _PATH_PEOPLE,
68: _PATH_MESS,
69: _PATH_LASTDEAD,
70: _PATH_MOTD,
71: _PATH_GOLD,
72: _PATH_VOID,
73: _PATH_SCORE,
74: NULL,
75: };
76:
1.9 jsm 77: const char *monsterfile = "monsters.asc";
1.1 jtc 78:
79: int
1.19 dholland 80: main(int argc, char *argv[])
1.1 jtc 81: {
1.11 simonb 82: const char *const *filename; /* for pointing to file names */
83: int fd; /* file descriptor */
84: FILE *fp; /* for opening files */
1.1 jtc 85: struct stat fbuf; /* for getting files statistics */
86: int ch;
1.11 simonb 87: char *path;
1.1 jtc 88:
1.6 lukem 89: while ((ch = getopt(argc, argv, "m:")) != -1)
1.1 jtc 90: switch(ch) {
91: case 'm':
92: monsterfile = optarg;
93: break;
94: case '?':
95: default:
96: break;
97: }
98: argc -= optind;
99: argv += optind;
100:
1.4 cgd 101: srandom((unsigned) time(NULL)); /* prime random numbers */
1.1 jtc 102:
103: umask(0117); /* only owner can read/write created files */
104:
105: /* try to create data files */
106: filename = &files[0];
107: while (*filename != NULL)
108: /* create each file */
109: {
1.11 simonb 110: path = strrchr(*filename, '/') + 1;
1.2 pk 111: if (stat(path, &fbuf) == 0)
1.1 jtc 112: /* file exists; remove it */
113: {
1.2 pk 114: if (unlink(path) < 0)
115: Error("Cannot unlink %s.\n", path);
1.1 jtc 116: /*NOTREACHED*/
117: }
118:
1.2 pk 119: if ((fd = creat(path, 0660)) < 0)
120: Error("Cannot create %s.\n", path);
1.1 jtc 121: /*NOTREACHED*/
122:
123: close(fd); /* close newly created file */
124:
125: ++filename; /* process next file */
126: }
127:
1.14 jmc 128: /* Initialize an empty file placeholder for the grail location. */
1.2 pk 129: if ((fp = fopen(path, "w")) == NULL)
1.14 jmc 130: Error("Cannot create %s.\n", path);
131: fclose(fp);
1.1 jtc 132:
133: /* create binary monster data base */
1.11 simonb 134: path = strrchr(_PATH_MONST, '/') + 1;
1.2 pk 135: if ((Monstfp = fopen(path, "w")) == NULL)
136: Error("Cannot update %s.\n", path);
1.1 jtc 137: else
138: {
139: if ((fp = fopen(monsterfile, "r")) == NULL)
140: {
141: fclose(Monstfp);
142: Error("cannot open %s to create monster database.\n", "monsters.asc");
143: }
144: else
145: {
146: Curmonster.m_o_strength =
147: Curmonster.m_o_speed =
148: Curmonster.m_maxspeed =
149: Curmonster.m_o_energy =
150: Curmonster.m_melee =
151: Curmonster.m_skirmish = 0.0;
152:
153: while (fgets(Databuf, SZ_DATABUF, fp) != NULL)
154: /* read in text file, convert to binary */
155: {
156: sscanf(&Databuf[24], "%lf%lf%lf%lf%lf%d%d%lf",
157: &Curmonster.m_strength, &Curmonster.m_brains,
158: &Curmonster.m_speed, &Curmonster.m_energy,
159: &Curmonster.m_experience, &Curmonster.m_treasuretype,
160: &Curmonster.m_type, &Curmonster.m_flock);
161: Databuf[24] = '\0';
162: strcpy(Curmonster.m_name, Databuf);
163: fwrite((char *) &Curmonster, SZ_MONSTERSTRUCT, 1, Monstfp);
164: }
165: fclose(fp);
1.10 jsm 166: fflush(Monstfp);
167: if (ferror(Monstfp))
168: Error("Writing %s.\n", path);
1.1 jtc 169: fclose(Monstfp);
170: }
171: }
172:
173: #ifdef MAKE_INSTALLS_THIS_AND_DOESNT_WANT_TO_HEAR_ABOUT_IT
174: /* write to motd file */
175: printf("One line 'motd' ? ");
176: if (fgets(Databuf, SZ_DATABUF, stdin) == NULL)
177: Databuf[0] = '\0';
1.11 simonb 178: path = strrchr(_PATH_MOTD, '/') + 1;
1.2 pk 179: if ((fp = fopen(path, "w")) == NULL)
180: Error("Cannot update %s.\n", path);
1.1 jtc 181: else
182: {
183: fwrite(Databuf, sizeof(char), strlen(Databuf), fp);
184: fclose(fp);
185: }
186:
187: /* report compile-time options */
188: printf("Compiled options:\n\n");
189: printf("Phantasia destination directory: %s\n", _PATH_PHANTDIR);
190: printf("Wizard: root UID: 0\n");
191:
192: #ifdef BSD41
193: printf("Compiled for BSD 4.1\n");
194: #endif
195:
196: #ifdef BSD42
197: printf("Compiled for BSD 4.2\n");
198: #endif
199:
200: #ifdef SYS3
201: printf("Compiled for System III\n");
202: #endif
203:
204: #ifdef SYS5
205: printf("Compiled for System V\n");
206: #endif
207: #endif
208:
209: exit(0);
210: /*NOTREACHED*/
211: }
212: /* */
213: /************************************************************************
214: /
215: / FUNCTION NAME: Error()
216: /
217: / FUNCTION: print an error message, and exit
218: /
219: / AUTHOR: E. A. Estes, 12/4/85
220: /
221: / ARGUMENTS:
222: / char *str - format string for printf()
223: / char *file - file which caused error
224: /
225: / RETURN VALUE: none
226: /
227: / MODULES CALLED: exit(), perror(), fprintf()
228: /
229: / GLOBAL INPUTS: _iob[]
230: /
231: / GLOBAL OUTPUTS: none
232: /
233: / DESCRIPTION:
234: / Print an error message, then exit.
235: /
1.10 jsm 236: / ************************************************************************/
1.1 jtc 237:
1.10 jsm 238: void
1.19 dholland 239: Error(const char *str, const char *file)
1.1 jtc 240: {
241: fprintf(stderr, "Error: ");
242: fprintf(stderr, str, file);
243: perror(file);
244: exit(1);
245: /*NOTREACHED*/
246: }
247: /* */
248: /************************************************************************
249: /
250: / FUNCTION NAME: drandom()
251: /
252: / FUNCTION: return a random number
253: /
254: / AUTHOR: E. A. Estes, 2/7/86
255: /
256: / ARGUMENTS: none
257: /
258: / RETURN VALUE: none
259: /
260: / MODULES CALLED: random()
261: /
262: / GLOBAL INPUTS: none
263: /
264: / GLOBAL OUTPUTS: none
265: /
266: / DESCRIPTION:
267: /
1.10 jsm 268: / ************************************************************************/
1.1 jtc 269:
270: double
1.19 dholland 271: drandom(void)
1.1 jtc 272: {
273: if (sizeof(int) != 2)
274: return((double) (random() & 0x7fff) / 32768.0);
275: else
276: return((double) random() / 32768.0);
277: }
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