1 |
greg |
1.1 |
#ifndef lint |
2 |
schorsch |
2.31 |
static const char RCSid[] = "$Id: xform.c,v 2.30 2003/07/14 20:02:29 schorsch Exp $"; |
3 |
greg |
1.1 |
#endif |
4 |
|
|
/* |
5 |
|
|
* xform.c - program to transform object files. |
6 |
|
|
* Transformations must preserve aspect ratio. |
7 |
|
|
* |
8 |
|
|
* 10/19/85 |
9 |
|
|
* 11/6/86 Finally added error checking! |
10 |
|
|
*/ |
11 |
|
|
|
12 |
schorsch |
2.26 |
#include <ctype.h> |
13 |
|
|
|
14 |
greg |
1.12 |
#include "standard.h" |
15 |
schorsch |
2.26 |
#include "platform.h" |
16 |
greg |
2.12 |
#include "paths.h" |
17 |
greg |
1.14 |
#include "object.h" |
18 |
greg |
1.11 |
#include "otypes.h" |
19 |
greg |
1.1 |
|
20 |
|
|
int xac; /* global xform argument count */ |
21 |
|
|
char **xav; /* global xform argument pointer */ |
22 |
|
|
int xfa; /* start of xf arguments */ |
23 |
|
|
|
24 |
greg |
1.12 |
XF tot; /* total transformation */ |
25 |
greg |
1.16 |
int reverse; /* boolean true if scene mirrored */ |
26 |
greg |
1.1 |
|
27 |
gwlarson |
2.21 |
int invert; /* boolean true to invert surfaces */ |
28 |
greg |
1.16 |
|
29 |
gwlarson |
2.21 |
int expand; /* boolean true to expand commands */ |
30 |
greg |
1.1 |
|
31 |
gwlarson |
2.21 |
char *newmod; /* new modifier for surfaces */ |
32 |
greg |
1.13 |
|
33 |
gwlarson |
2.21 |
char *idprefix; /* prefix for object identifiers */ |
34 |
greg |
1.1 |
|
35 |
greg |
2.24 |
FUN ofun[NUMOTYPE] = INIT_OTYPE; /* default types and actions */ |
36 |
greg |
1.1 |
|
37 |
greg |
1.16 |
short tinvers[NUMOTYPE]; /* inverse types for surfaces */ |
38 |
|
|
|
39 |
greg |
2.12 |
int nrept = 1; /* number of array repetitions */ |
40 |
|
|
|
41 |
gwlarson |
2.17 |
int stdinused = 0; /* stdin has been used by -f option? */ |
42 |
|
|
|
43 |
schorsch |
2.28 |
char mainfn[PATH_MAX]; /* main file name */ |
44 |
greg |
2.12 |
FILE *mainfp = NULL; /* main file pointer */ |
45 |
|
|
|
46 |
greg |
2.6 |
#define progname (xav[0]) |
47 |
greg |
1.1 |
|
48 |
|
|
|
49 |
|
|
main(argc, argv) /* get transform options and transform file */ |
50 |
|
|
int argc; |
51 |
|
|
char *argv[]; |
52 |
|
|
{ |
53 |
gwlarson |
2.21 |
int mal_prefix = 0; |
54 |
greg |
2.12 |
char *fname; |
55 |
greg |
1.1 |
int a; |
56 |
gwlarson |
2.16 |
/* check for argument list file */ |
57 |
greg |
1.8 |
for (a = 1; a < argc; a++) |
58 |
gwlarson |
2.16 |
if (!strcmp(argv[a], "-f")) |
59 |
|
|
return(doargf(argc, argv, a)); |
60 |
|
|
/* check for regular array */ |
61 |
|
|
for (a = 1; a < argc; a++) |
62 |
greg |
1.8 |
if (!strcmp(argv[a], "-a")) |
63 |
|
|
return(doarray(argc, argv, a)); |
64 |
greg |
1.1 |
|
65 |
gwlarson |
2.21 |
initotypes(); /* initialize */ |
66 |
|
|
invert = 0; |
67 |
|
|
expand = 1; |
68 |
|
|
newmod = NULL; |
69 |
|
|
idprefix = NULL; |
70 |
greg |
1.11 |
|
71 |
greg |
1.1 |
for (a = 1; a < argc; a++) { |
72 |
|
|
if (argv[a][0] == '-') |
73 |
|
|
switch (argv[a][1]) { |
74 |
greg |
1.13 |
case 'm': |
75 |
schorsch |
2.31 |
if (argv[a][2] | (a+1 >= argc)) |
76 |
greg |
1.13 |
break; |
77 |
gwlarson |
2.21 |
a++; |
78 |
|
|
if (newmod == NULL) |
79 |
|
|
newmod = argv[a]; |
80 |
greg |
1.13 |
continue; |
81 |
greg |
1.1 |
case 'n': |
82 |
schorsch |
2.31 |
if (argv[a][2] | (a+1 >= argc)) |
83 |
greg |
1.9 |
break; |
84 |
gwlarson |
2.21 |
a++; |
85 |
|
|
if (idprefix == NULL) |
86 |
|
|
idprefix = argv[a]; |
87 |
|
|
else { |
88 |
|
|
register char *newp; |
89 |
|
|
newp = (char *)malloc(strlen(idprefix)+ |
90 |
|
|
strlen(argv[a])+2); |
91 |
|
|
if (newp == NULL) |
92 |
|
|
exit(2); |
93 |
|
|
sprintf(newp, "%s.%s", |
94 |
|
|
idprefix, argv[a]); |
95 |
|
|
if (mal_prefix++) |
96 |
greg |
2.23 |
free((void *)idprefix); |
97 |
gwlarson |
2.21 |
idprefix = newp; |
98 |
|
|
} |
99 |
greg |
1.1 |
continue; |
100 |
greg |
2.13 |
case 'c': |
101 |
|
|
if (argv[a][2]) |
102 |
|
|
break; |
103 |
|
|
expand = 0; |
104 |
|
|
continue; |
105 |
greg |
1.1 |
case 'e': |
106 |
greg |
1.9 |
if (argv[a][2]) |
107 |
|
|
break; |
108 |
greg |
1.1 |
expand = 1; |
109 |
|
|
continue; |
110 |
greg |
1.16 |
case 'I': |
111 |
|
|
if (argv[a][2]) |
112 |
|
|
break; |
113 |
gwlarson |
2.21 |
invert = !invert; |
114 |
greg |
1.16 |
continue; |
115 |
greg |
1.1 |
} |
116 |
|
|
break; |
117 |
|
|
} |
118 |
|
|
|
119 |
greg |
1.8 |
xav = argv; |
120 |
greg |
1.1 |
xfa = a; |
121 |
|
|
|
122 |
greg |
1.12 |
a += xf(&tot, argc-a, argv+a); |
123 |
greg |
1.1 |
|
124 |
schorsch |
2.31 |
if ( (reverse = tot.sca < 0.0) ) |
125 |
greg |
1.12 |
tot.sca = -tot.sca; |
126 |
greg |
1.16 |
if (invert) |
127 |
|
|
reverse = !reverse; |
128 |
greg |
1.1 |
|
129 |
greg |
1.9 |
if (a < argc && argv[a][0] == '-') { |
130 |
|
|
fprintf(stderr, "%s: command line error at '%s'\n", |
131 |
|
|
argv[0], argv[a]); |
132 |
|
|
exit(1); |
133 |
|
|
} |
134 |
greg |
1.10 |
|
135 |
greg |
1.1 |
xac = a; |
136 |
greg |
1.10 |
/* simple header */ |
137 |
|
|
putchar('#'); |
138 |
greg |
1.1 |
for (a = 0; a < xac; a++) |
139 |
|
|
printf(" %s", xav[a]); |
140 |
|
|
putchar('\n'); |
141 |
greg |
1.10 |
/* transform input */ |
142 |
greg |
2.12 |
if (xac == argc) { |
143 |
gwlarson |
2.17 |
if (stdinused) { |
144 |
|
|
fprintf(stderr, "%s: cannot use stdin more than once\n", |
145 |
|
|
argv[0]); |
146 |
|
|
exit(1); |
147 |
|
|
} |
148 |
greg |
2.12 |
openmain(NULL); |
149 |
|
|
xform(mainfn, mainfp); |
150 |
|
|
} else |
151 |
greg |
1.10 |
for (a = xac; a < argc; a++) { |
152 |
greg |
2.12 |
openmain(argv[a]); |
153 |
|
|
xform(mainfn, mainfp); |
154 |
greg |
1.1 |
} |
155 |
|
|
|
156 |
gwlarson |
2.21 |
if (mal_prefix) |
157 |
greg |
2.23 |
free((void *)idprefix); |
158 |
greg |
1.8 |
return(0); |
159 |
|
|
} |
160 |
|
|
|
161 |
|
|
|
162 |
gwlarson |
2.16 |
doargf(ac, av, fi) /* take argument list from file */ |
163 |
|
|
char **av; |
164 |
|
|
int ac, fi; |
165 |
|
|
{ |
166 |
greg |
2.23 |
int inquote; |
167 |
gwlarson |
2.16 |
char *newav[256], **avp; |
168 |
gwlarson |
2.20 |
char argbuf[1024]; |
169 |
gwlarson |
2.16 |
char newid[128]; |
170 |
|
|
char *oldid; |
171 |
|
|
register char *cp; |
172 |
|
|
FILE *argfp; |
173 |
|
|
int n, i, k, newac, err; |
174 |
|
|
|
175 |
gwlarson |
2.17 |
if (fi >= ac-1 || (av[fi+1][0] == '-' && av[fi+1][1] != '\0')) { |
176 |
gwlarson |
2.16 |
fprintf(stderr, "%s: missing file for -f option\n", av[0]); |
177 |
|
|
exit(1); |
178 |
|
|
} |
179 |
gwlarson |
2.17 |
if (av[fi+1][0] == '-' && av[fi+1][1] == '\0') { |
180 |
|
|
if (stdinused++) { |
181 |
greg |
2.23 |
fprintf(stderr, |
182 |
|
|
"%s: cannot use stdin more than once\n", |
183 |
gwlarson |
2.17 |
av[0]); |
184 |
|
|
exit(1); |
185 |
|
|
} |
186 |
|
|
argfp = stdin; |
187 |
|
|
n = 100; /* we just don't know! */ |
188 |
|
|
} else { |
189 |
|
|
if ((argfp = fopen(av[fi+1], "r")) == NULL) { |
190 |
greg |
2.23 |
fprintf(stderr, |
191 |
|
|
"%s: cannot open argument file \"%s\"\n", |
192 |
gwlarson |
2.17 |
av[0], av[fi+1]); |
193 |
|
|
exit(1); |
194 |
|
|
} |
195 |
|
|
n = 0; /* count number of lines in file */ |
196 |
greg |
2.23 |
while (fgetline(argbuf,sizeof(argbuf),argfp) != NULL) |
197 |
|
|
n += argbuf[0] && argbuf[0] != '#'; |
198 |
gwlarson |
2.17 |
if (!n) { |
199 |
|
|
fprintf(stderr, "%s: empty argument file \"%s\"\n", |
200 |
|
|
av[0], av[fi+1]); |
201 |
|
|
exit(1); |
202 |
|
|
} |
203 |
|
|
nrept *= n; |
204 |
|
|
rewind(argfp); |
205 |
gwlarson |
2.16 |
} |
206 |
gwlarson |
2.18 |
err = 0; k = 0; /* read each arg list and call main */ |
207 |
greg |
2.23 |
while (fgetline(argbuf,sizeof(argbuf),argfp) != NULL) { |
208 |
|
|
if (!argbuf[0] || argbuf[0] == '#') |
209 |
gwlarson |
2.18 |
continue; |
210 |
gwlarson |
2.16 |
avp = newav+2; |
211 |
|
|
avp[0] = av[0]; |
212 |
|
|
for (i = 1; i < fi; i++) |
213 |
|
|
avp[i] = av[i]; |
214 |
|
|
newac = i; |
215 |
gwlarson |
2.19 |
cp = argbuf; /* parse new words */ |
216 |
|
|
if (*cp == '!') cp++; |
217 |
|
|
if (!strncmp(cp, "xform ", 6)) cp += 6; |
218 |
greg |
2.23 |
inquote = 0; |
219 |
gwlarson |
2.16 |
for ( ; ; ) { |
220 |
greg |
2.23 |
skipspaces: |
221 |
gwlarson |
2.16 |
while (isspace(*cp)) /* nullify spaces */ |
222 |
|
|
*cp++ = '\0'; |
223 |
schorsch |
2.31 |
if ((*cp == '"') | (*cp == '\'')) |
224 |
greg |
2.23 |
inquote = *cp++; |
225 |
gwlarson |
2.16 |
if (!*cp) /* all done? */ |
226 |
|
|
break; |
227 |
greg |
2.23 |
if (cp[0] == '\\' && cp[1]) |
228 |
|
|
if (*++cp == '\n') |
229 |
|
|
goto skipspaces; |
230 |
gwlarson |
2.16 |
avp[newac++] = cp; /* add argument to list */ |
231 |
greg |
2.23 |
if (inquote) { |
232 |
|
|
while (*++cp) |
233 |
|
|
if (*cp == inquote) { |
234 |
|
|
*cp++ = '\0'; |
235 |
|
|
break; |
236 |
|
|
} |
237 |
|
|
} else { |
238 |
|
|
while (*++cp && !isspace(*cp)) |
239 |
|
|
; |
240 |
|
|
} |
241 |
gwlarson |
2.16 |
} |
242 |
|
|
for (i = fi+2; i < ac; i++) |
243 |
|
|
avp[newac++] = av[i]; |
244 |
|
|
avp[newac] = NULL; |
245 |
|
|
oldid = NULL; |
246 |
|
|
for (i = 2; i < newac; i++) |
247 |
|
|
if (!strcmp(avp[i-1], "-n")) { |
248 |
|
|
oldid = avp[i]; |
249 |
|
|
avp[i] = newid; |
250 |
|
|
break; |
251 |
|
|
} |
252 |
|
|
if (oldid == NULL) { |
253 |
|
|
newav[0] = av[0]; |
254 |
|
|
newav[1] = "-n"; |
255 |
|
|
newav[2] = newid; |
256 |
|
|
avp = newav; |
257 |
|
|
newac += 2; |
258 |
|
|
} |
259 |
|
|
if (oldid == NULL) |
260 |
|
|
sprintf(newid, "i%d", k); |
261 |
|
|
else |
262 |
|
|
sprintf(newid, "%s.%d", oldid, k); |
263 |
|
|
err |= main(newac, avp); |
264 |
gwlarson |
2.18 |
k++; |
265 |
gwlarson |
2.16 |
} |
266 |
|
|
fclose(argfp); |
267 |
|
|
return(err); |
268 |
|
|
} |
269 |
|
|
|
270 |
|
|
|
271 |
greg |
1.8 |
doarray(ac, av, ai) /* make array */ |
272 |
|
|
char **av; |
273 |
|
|
int ac, ai; |
274 |
|
|
{ |
275 |
|
|
char *newav[256], **avp; |
276 |
|
|
char newid[128], repts[32]; |
277 |
|
|
char *oldid = NULL; |
278 |
greg |
2.12 |
int n, i, err; |
279 |
greg |
1.8 |
|
280 |
gwlarson |
2.16 |
if (ai >= ac-1 || (n = atoi(av[ai+1])) <= 0) { |
281 |
|
|
fprintf(stderr, "%s: missing count for -a option\n", av[0]); |
282 |
|
|
exit(1); |
283 |
|
|
} |
284 |
|
|
nrept *= n; |
285 |
greg |
1.8 |
avp = newav+2; |
286 |
|
|
avp[0] = av[0]; |
287 |
|
|
for (i = 1; i < ac; i++) |
288 |
|
|
if (!strcmp(av[i-1], "-n")) { |
289 |
|
|
oldid = av[i]; |
290 |
|
|
avp[i] = newid; |
291 |
|
|
} else |
292 |
|
|
avp[i] = av[i]; |
293 |
|
|
avp[ai] = "-i"; |
294 |
|
|
avp[ai+1] = repts; |
295 |
|
|
avp[i] = NULL; |
296 |
|
|
if (oldid == NULL) { |
297 |
|
|
newav[0] = av[0]; |
298 |
|
|
newav[1] = "-n"; |
299 |
|
|
newav[2] = newid; |
300 |
|
|
avp = newav; |
301 |
|
|
ac += 2; |
302 |
|
|
} |
303 |
|
|
err = 0; |
304 |
greg |
2.12 |
for (i = 0; i < n; i++) { |
305 |
greg |
1.8 |
if (oldid == NULL) |
306 |
|
|
sprintf(newid, "a%d", i); |
307 |
|
|
else |
308 |
|
|
sprintf(newid, "%s.%d", oldid, i); |
309 |
|
|
sprintf(repts, "%d", i); |
310 |
|
|
err |= main(ac, avp); |
311 |
|
|
} |
312 |
|
|
return(err); |
313 |
greg |
1.1 |
} |
314 |
|
|
|
315 |
|
|
|
316 |
greg |
1.12 |
xform(name, fin) /* transform stream by tot.xfm */ |
317 |
greg |
1.1 |
char *name; |
318 |
|
|
register FILE *fin; |
319 |
|
|
{ |
320 |
greg |
2.8 |
int nobjs = 0; |
321 |
greg |
1.1 |
register int c; |
322 |
|
|
|
323 |
|
|
while ((c = getc(fin)) != EOF) { |
324 |
|
|
if (isspace(c)) /* blank */ |
325 |
|
|
continue; |
326 |
|
|
if (c == '#') { /* comment */ |
327 |
|
|
putchar(c); |
328 |
|
|
do { |
329 |
|
|
if ((c = getc(fin)) == EOF) |
330 |
|
|
return; |
331 |
|
|
putchar(c); |
332 |
|
|
} while (c != '\n'); |
333 |
|
|
} else if (c == '!') { /* command */ |
334 |
|
|
ungetc(c, fin); |
335 |
greg |
1.7 |
xfcomm(name, fin); |
336 |
greg |
2.8 |
nobjs++; |
337 |
greg |
1.1 |
} else { /* object */ |
338 |
|
|
ungetc(c, fin); |
339 |
|
|
xfobject(name, fin); |
340 |
greg |
2.8 |
nobjs++; |
341 |
greg |
1.1 |
} |
342 |
|
|
} |
343 |
greg |
2.8 |
if (nobjs == 0) |
344 |
|
|
fprintf(stderr, "%s: (%s): warning - empty file\n", |
345 |
|
|
progname, name); |
346 |
greg |
1.1 |
} |
347 |
|
|
|
348 |
|
|
|
349 |
greg |
1.7 |
xfcomm(fname, fin) /* transform a command */ |
350 |
greg |
2.6 |
char *fname; |
351 |
greg |
1.1 |
FILE *fin; |
352 |
|
|
{ |
353 |
|
|
FILE *pin; |
354 |
|
|
char buf[512]; |
355 |
greg |
1.7 |
int i; |
356 |
greg |
1.1 |
|
357 |
greg |
1.7 |
fgetline(buf, sizeof(buf), fin); |
358 |
|
|
if (expand) { |
359 |
greg |
2.4 |
if ((pin = popen(buf+1, "r")) == NULL) { |
360 |
|
|
fprintf(stderr, "%s: (%s): cannot execute \"%s\"\n", |
361 |
|
|
progname, fname, buf); |
362 |
|
|
exit(1); |
363 |
greg |
1.7 |
} |
364 |
greg |
2.4 |
xform(buf, pin); |
365 |
|
|
pclose(pin); |
366 |
greg |
1.7 |
} else { |
367 |
greg |
1.10 |
printf("\n%s", buf); |
368 |
|
|
if (xac > 1) { |
369 |
gwlarson |
2.22 |
printf(" | %s -e", xav[0]); /* expand next time */ |
370 |
greg |
1.10 |
for (i = 1; i < xac; i++) |
371 |
gwlarson |
2.22 |
if (i >= xfa || strcmp(xav[i], "-c")) |
372 |
|
|
printf(" %s", xav[i]); |
373 |
greg |
1.10 |
} |
374 |
greg |
1.7 |
putchar('\n'); |
375 |
greg |
1.1 |
} |
376 |
|
|
} |
377 |
|
|
|
378 |
|
|
|
379 |
|
|
xfobject(fname, fin) /* transform an object */ |
380 |
|
|
char *fname; |
381 |
|
|
FILE *fin; |
382 |
|
|
{ |
383 |
greg |
1.13 |
char typ[16], nam[MAXSTR]; |
384 |
greg |
1.1 |
int fn; |
385 |
greg |
1.13 |
/* modifier and type */ |
386 |
greg |
1.15 |
strcpy(typ, "EOF"); |
387 |
|
|
fgetword(nam, sizeof(nam), fin); |
388 |
|
|
fgetword(typ, sizeof(typ), fin); |
389 |
greg |
1.13 |
if ((fn = otype(typ)) < 0) { |
390 |
greg |
1.1 |
fprintf(stderr, "%s: (%s): unknown object type \"%s\"\n", |
391 |
greg |
1.13 |
progname, fname, typ); |
392 |
greg |
1.1 |
exit(1); |
393 |
|
|
} |
394 |
greg |
2.3 |
if (ismodifier(fn)) |
395 |
|
|
printf("\n%s %s ", nam, typ); |
396 |
|
|
else |
397 |
greg |
1.16 |
printf("\n%s %s ", newmod != NULL ? newmod : nam, |
398 |
|
|
invert ? ofun[tinvers[fn]].funame : typ); |
399 |
greg |
1.13 |
/* object name */ |
400 |
greg |
1.15 |
fgetword(nam, sizeof(nam), fin); |
401 |
greg |
2.3 |
if (idprefix == NULL || ismodifier(fn)) |
402 |
|
|
printf("%s\n", nam); |
403 |
|
|
else |
404 |
greg |
1.13 |
printf("%s.%s\n", idprefix, nam); |
405 |
|
|
/* transform arguments */ |
406 |
greg |
1.1 |
if ((*ofun[fn].funp)(fin) < 0) { |
407 |
|
|
fprintf(stderr, "%s: (%s): bad %s \"%s\"\n", |
408 |
greg |
1.13 |
progname, fname, ofun[fn].funame, nam); |
409 |
greg |
1.1 |
exit(1); |
410 |
|
|
} |
411 |
|
|
} |
412 |
|
|
|
413 |
|
|
|
414 |
greg |
1.11 |
o_default(fin) /* pass on arguments unchanged */ |
415 |
greg |
1.1 |
FILE *fin; |
416 |
|
|
{ |
417 |
|
|
register int i; |
418 |
greg |
2.6 |
FUNARGS fa; |
419 |
greg |
1.1 |
|
420 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
421 |
greg |
1.1 |
return(-1); |
422 |
|
|
/* string arguments */ |
423 |
greg |
1.14 |
printf("%d", fa.nsargs); |
424 |
greg |
2.23 |
for (i = 0; i < fa.nsargs; i++) { |
425 |
|
|
fputc(' ', stdout); |
426 |
|
|
fputword(fa.sarg[i], stdout); |
427 |
|
|
} |
428 |
greg |
1.1 |
printf("\n"); |
429 |
greg |
2.6 |
#ifdef IARGS |
430 |
greg |
1.1 |
/* integer arguments */ |
431 |
greg |
1.14 |
printf("%d", fa.niargs); |
432 |
|
|
for (i = 0; i < fa.niargs; i++) |
433 |
|
|
printf(" %d", fa.iarg[i]); |
434 |
greg |
1.1 |
printf("\n"); |
435 |
greg |
1.15 |
#else |
436 |
|
|
printf("0\n"); |
437 |
greg |
1.14 |
#endif |
438 |
greg |
1.1 |
/* float arguments */ |
439 |
greg |
1.14 |
printf("%d", fa.nfargs); |
440 |
|
|
for (i = 0; i < fa.nfargs; i++) |
441 |
|
|
printf(" %18.12g", fa.farg[i]); |
442 |
greg |
1.1 |
printf("\n"); |
443 |
greg |
1.14 |
freefargs(&fa); |
444 |
greg |
1.1 |
return(0); |
445 |
|
|
} |
446 |
|
|
|
447 |
|
|
|
448 |
|
|
addxform(fin) /* add xf arguments to strings */ |
449 |
|
|
FILE *fin; |
450 |
|
|
{ |
451 |
|
|
register int i; |
452 |
greg |
2.2 |
int resetarr = 0; |
453 |
greg |
2.6 |
FUNARGS fa; |
454 |
greg |
1.1 |
|
455 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
456 |
greg |
1.1 |
return(-1); |
457 |
|
|
/* string arguments */ |
458 |
greg |
2.2 |
if (xac > xfa && strcmp(xav[xfa], "-i")) |
459 |
|
|
resetarr = 2; |
460 |
|
|
printf("%d", fa.nsargs + resetarr + xac-xfa); |
461 |
greg |
2.23 |
for (i = 0; i < fa.nsargs; i++) { |
462 |
|
|
fputc(' ', stdout); |
463 |
|
|
fputword(fa.sarg[i], stdout); |
464 |
|
|
} |
465 |
greg |
2.2 |
if (resetarr) |
466 |
|
|
printf(" -i 1"); |
467 |
greg |
1.1 |
for (i = xfa; i < xac; i++) /* add xf arguments */ |
468 |
|
|
printf(" %s", xav[i]); |
469 |
|
|
printf("\n"); |
470 |
greg |
2.6 |
#ifdef IARGS |
471 |
greg |
1.1 |
/* integer arguments */ |
472 |
greg |
1.14 |
printf("%d", fa.niargs); |
473 |
|
|
for (i = 0; i < fa.niargs; i++) |
474 |
|
|
printf(" %d", fa.iarg[i]); |
475 |
greg |
1.1 |
printf("\n"); |
476 |
greg |
1.15 |
#else |
477 |
|
|
printf("0\n"); |
478 |
greg |
1.14 |
#endif |
479 |
greg |
1.1 |
/* float arguments */ |
480 |
greg |
1.14 |
printf("%d", fa.nfargs); |
481 |
|
|
for (i = 0; i < fa.nfargs; i++) |
482 |
|
|
printf(" %18.12g", fa.farg[i]); |
483 |
greg |
1.1 |
printf("\n"); |
484 |
greg |
1.14 |
freefargs(&fa); |
485 |
greg |
1.1 |
return(0); |
486 |
|
|
} |
487 |
|
|
|
488 |
|
|
|
489 |
|
|
alias(fin) /* transfer alias */ |
490 |
|
|
FILE *fin; |
491 |
|
|
{ |
492 |
greg |
1.12 |
char aliasnm[MAXSTR]; |
493 |
greg |
1.1 |
|
494 |
greg |
1.15 |
if (fgetword(aliasnm, MAXSTR, fin) == NULL) |
495 |
greg |
1.1 |
return(-1); |
496 |
greg |
1.12 |
printf("\t%s\n", aliasnm); |
497 |
greg |
1.5 |
return(0); |
498 |
|
|
} |
499 |
|
|
|
500 |
|
|
|
501 |
|
|
m_glow(fin) /* transform arguments for proximity light */ |
502 |
|
|
FILE *fin; |
503 |
|
|
{ |
504 |
greg |
2.6 |
FUNARGS fa; |
505 |
greg |
1.5 |
|
506 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
507 |
greg |
1.5 |
return(-1); |
508 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
509 |
greg |
1.5 |
return(-1); |
510 |
|
|
printf("0\n0\n4"); |
511 |
|
|
printf(" %18.12g %18.12g %18.12g", |
512 |
greg |
1.14 |
fa.farg[0], fa.farg[1], fa.farg[2]); |
513 |
|
|
printf(" %18.12g\n", fa.farg[3] * tot.sca); |
514 |
|
|
freefargs(&fa); |
515 |
greg |
1.5 |
return(0); |
516 |
|
|
} |
517 |
|
|
|
518 |
|
|
|
519 |
|
|
m_spot(fin) /* transform arguments for spotlight */ |
520 |
|
|
FILE *fin; |
521 |
|
|
{ |
522 |
greg |
1.17 |
FVECT v; |
523 |
greg |
2.6 |
FUNARGS fa; |
524 |
greg |
1.5 |
|
525 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
526 |
greg |
1.5 |
return(-1); |
527 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 7) |
528 |
greg |
1.5 |
return(-1); |
529 |
|
|
printf("0\n0\n7"); |
530 |
|
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
531 |
greg |
1.14 |
fa.farg[0], fa.farg[1], fa.farg[2], fa.farg[3]); |
532 |
|
|
multv3(v, fa.farg+4, tot.xfm); |
533 |
greg |
1.5 |
printf("\t%18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
534 |
greg |
1.14 |
freefargs(&fa); |
535 |
greg |
1.1 |
return(0); |
536 |
|
|
} |
537 |
|
|
|
538 |
|
|
|
539 |
greg |
2.10 |
m_mist(fin) /* transform arguments for mist */ |
540 |
|
|
FILE *fin; |
541 |
|
|
{ |
542 |
|
|
FUNARGS fa; |
543 |
greg |
2.11 |
int i; |
544 |
greg |
2.10 |
|
545 |
|
|
if (readfargs(&fa, fin) != 1) |
546 |
|
|
return(-1); |
547 |
gregl |
2.15 |
if (fa.nfargs > 7) |
548 |
greg |
2.10 |
return(-1); |
549 |
greg |
2.11 |
printf("%d", fa.nsargs); |
550 |
|
|
if (idprefix == NULL) |
551 |
|
|
for (i = 0; i < fa.nsargs; i++) |
552 |
|
|
printf(" %s", fa.sarg[i]); |
553 |
|
|
else |
554 |
|
|
for (i = 0; i < fa.nsargs; i++) { |
555 |
|
|
char sname[256], *sp; |
556 |
|
|
register char *cp1, *cp2 = sname; |
557 |
|
|
/* add idprefix */ |
558 |
|
|
for (sp = fa.sarg[i]; *sp; sp = cp1) { |
559 |
|
|
for (cp1 = idprefix; *cp1; ) |
560 |
|
|
*cp2++ = *cp1++; |
561 |
|
|
*cp2++ = '.'; |
562 |
|
|
for (cp1 = sp; *cp1 && |
563 |
|
|
(*cp2++ = *cp1++) != '>'; ) |
564 |
|
|
; |
565 |
|
|
} |
566 |
|
|
*cp2 = '\0'; |
567 |
|
|
printf(" %s", sname); |
568 |
|
|
} |
569 |
|
|
printf("\n0\n%d", fa.nfargs); |
570 |
|
|
if (fa.nfargs > 2) |
571 |
|
|
printf(" %12.6g %12.6g %12.6g", fa.farg[0]/tot.sca, |
572 |
|
|
fa.farg[1]/tot.sca, fa.farg[2]/tot.sca); |
573 |
gregl |
2.15 |
for (i = 3; i < fa.nfargs; i++) |
574 |
|
|
printf(" %12.6g", fa.farg[i]); |
575 |
greg |
2.11 |
printf("\n"); |
576 |
greg |
2.10 |
freefargs(&fa); |
577 |
|
|
return(0); |
578 |
|
|
} |
579 |
|
|
|
580 |
|
|
|
581 |
greg |
1.1 |
m_dielectric(fin) /* transform arguments for dielectric */ |
582 |
|
|
FILE *fin; |
583 |
|
|
{ |
584 |
greg |
2.6 |
FUNARGS fa; |
585 |
greg |
1.1 |
|
586 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
587 |
greg |
1.1 |
return(-1); |
588 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 5) |
589 |
greg |
1.1 |
return(-1); |
590 |
|
|
printf("0\n0\n5"); |
591 |
greg |
2.11 |
printf(" %12.6g %12.6g %12.6g", |
592 |
greg |
1.14 |
pow(fa.farg[0], 1.0/tot.sca), |
593 |
|
|
pow(fa.farg[1], 1.0/tot.sca), |
594 |
|
|
pow(fa.farg[2], 1.0/tot.sca)); |
595 |
greg |
2.11 |
printf(" %12.6g %12.6g\n", fa.farg[3], fa.farg[4]); |
596 |
greg |
1.14 |
freefargs(&fa); |
597 |
greg |
1.1 |
return(0); |
598 |
|
|
} |
599 |
|
|
|
600 |
|
|
|
601 |
|
|
m_interface(fin) /* transform arguments for interface */ |
602 |
|
|
FILE *fin; |
603 |
|
|
{ |
604 |
greg |
2.6 |
FUNARGS fa; |
605 |
greg |
1.1 |
|
606 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
607 |
greg |
1.1 |
return(-1); |
608 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
609 |
greg |
1.1 |
return(-1); |
610 |
|
|
printf("0\n0\n8\n"); |
611 |
greg |
2.11 |
printf("%12.6g %12.6g %12.6g", |
612 |
greg |
1.14 |
pow(fa.farg[0], 1.0/tot.sca), |
613 |
|
|
pow(fa.farg[1], 1.0/tot.sca), |
614 |
|
|
pow(fa.farg[2], 1.0/tot.sca)); |
615 |
greg |
2.11 |
printf(" %12.6g\n", fa.farg[3]); |
616 |
|
|
printf("%12.6g %12.6g %12.6g", |
617 |
greg |
1.14 |
pow(fa.farg[4], 1.0/tot.sca), |
618 |
|
|
pow(fa.farg[5], 1.0/tot.sca), |
619 |
|
|
pow(fa.farg[6], 1.0/tot.sca)); |
620 |
greg |
2.11 |
printf(" %12.6g\n", fa.farg[7]); |
621 |
greg |
1.14 |
freefargs(&fa); |
622 |
greg |
1.1 |
return(0); |
623 |
|
|
} |
624 |
|
|
|
625 |
|
|
|
626 |
|
|
text(fin) /* transform text arguments */ |
627 |
|
|
FILE *fin; |
628 |
|
|
{ |
629 |
|
|
int i; |
630 |
greg |
1.17 |
FVECT v; |
631 |
greg |
2.6 |
FUNARGS fa; |
632 |
greg |
1.1 |
|
633 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
634 |
greg |
1.1 |
return(-1); |
635 |
greg |
2.5 |
if (fa.nfargs < 9) |
636 |
greg |
1.1 |
return(-1); |
637 |
|
|
/* string arguments */ |
638 |
greg |
1.14 |
printf("%d", fa.nsargs); |
639 |
greg |
2.23 |
for (i = 0; i < fa.nsargs; i++) { |
640 |
|
|
fputc(' ', stdout); |
641 |
|
|
fputword(fa.sarg[i], stdout); |
642 |
|
|
} |
643 |
greg |
1.14 |
printf("\n0\n%d\n", fa.nfargs); |
644 |
greg |
1.1 |
/* anchor point */ |
645 |
greg |
1.14 |
multp3(v, fa.farg, tot.xfm); |
646 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
647 |
|
|
/* right vector */ |
648 |
greg |
1.14 |
multv3(v, fa.farg+3, tot.xfm); |
649 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", v[0], v[1], v[2]); |
650 |
|
|
/* down vector */ |
651 |
greg |
1.14 |
multv3(v, fa.farg+6, tot.xfm); |
652 |
greg |
2.5 |
printf(" %18.12g %18.12g %18.12g", v[0], v[1], v[2]); |
653 |
|
|
/* remaining arguments */ |
654 |
|
|
for (i = 9; i < fa.nfargs; i++) { |
655 |
|
|
if (i%3 == 0) |
656 |
|
|
putchar('\n'); |
657 |
|
|
printf(" %18.12g", fa.farg[i]); |
658 |
greg |
1.1 |
} |
659 |
greg |
2.5 |
putchar('\n'); |
660 |
greg |
1.14 |
freefargs(&fa); |
661 |
greg |
1.1 |
return(0); |
662 |
|
|
} |
663 |
|
|
|
664 |
|
|
|
665 |
|
|
o_source(fin) /* transform source arguments */ |
666 |
|
|
FILE *fin; |
667 |
|
|
{ |
668 |
greg |
1.17 |
FVECT dv; |
669 |
greg |
2.6 |
FUNARGS fa; |
670 |
greg |
1.1 |
|
671 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
672 |
greg |
1.1 |
return(-1); |
673 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
674 |
greg |
1.1 |
return(-1); |
675 |
|
|
/* transform direction vector */ |
676 |
greg |
1.14 |
multv3(dv, fa.farg, tot.xfm); |
677 |
greg |
1.1 |
/* output */ |
678 |
|
|
printf("0\n0\n4"); |
679 |
|
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
680 |
greg |
1.14 |
dv[0], dv[1], dv[2], fa.farg[3]); |
681 |
|
|
freefargs(&fa); |
682 |
greg |
1.1 |
return(0); |
683 |
|
|
} |
684 |
|
|
|
685 |
|
|
|
686 |
|
|
o_sphere(fin) /* transform sphere arguments */ |
687 |
|
|
FILE *fin; |
688 |
|
|
{ |
689 |
greg |
1.17 |
FVECT cent; |
690 |
greg |
2.6 |
double rad; |
691 |
|
|
FUNARGS fa; |
692 |
greg |
1.1 |
|
693 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
694 |
greg |
1.1 |
return(-1); |
695 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 4) |
696 |
greg |
1.1 |
return(-1); |
697 |
|
|
|
698 |
greg |
2.6 |
multp3(cent, fa.farg, tot.xfm); /* transform center */ |
699 |
greg |
1.1 |
|
700 |
greg |
1.14 |
rad = fa.farg[3] * tot.sca; /* scale radius */ |
701 |
greg |
1.1 |
|
702 |
|
|
printf("0\n0\n4"); |
703 |
|
|
printf(" %18.12g %18.12g %18.12g %18.12g\n", |
704 |
|
|
cent[0], cent[1], cent[2], rad); |
705 |
greg |
1.14 |
freefargs(&fa); |
706 |
greg |
1.1 |
return(0); |
707 |
|
|
} |
708 |
|
|
|
709 |
|
|
|
710 |
|
|
o_face(fin) /* transform face arguments */ |
711 |
|
|
FILE *fin; |
712 |
|
|
{ |
713 |
greg |
1.17 |
FVECT p; |
714 |
greg |
1.1 |
register int i; |
715 |
greg |
2.6 |
FUNARGS fa; |
716 |
greg |
1.1 |
|
717 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
718 |
greg |
1.1 |
return(-1); |
719 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs % 3) |
720 |
greg |
1.1 |
return(-1); |
721 |
|
|
|
722 |
greg |
1.14 |
printf("0\n0\n%d\n", fa.nfargs); |
723 |
greg |
1.1 |
|
724 |
greg |
1.14 |
for (i = 0; i < fa.nfargs; i += 3) { |
725 |
greg |
1.1 |
if (reverse) |
726 |
greg |
1.14 |
multp3(p, fa.farg+(fa.nfargs-i-3), tot.xfm); |
727 |
greg |
1.1 |
else |
728 |
greg |
1.14 |
multp3(p, fa.farg+i, tot.xfm); |
729 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p[0], p[1], p[2]); |
730 |
|
|
} |
731 |
greg |
1.14 |
freefargs(&fa); |
732 |
greg |
1.1 |
return(0); |
733 |
|
|
} |
734 |
|
|
|
735 |
|
|
|
736 |
|
|
o_cone(fin) /* transform cone and cup arguments */ |
737 |
|
|
FILE *fin; |
738 |
|
|
{ |
739 |
greg |
1.17 |
FVECT p0, p1; |
740 |
greg |
2.6 |
double r0, r1; |
741 |
|
|
FUNARGS fa; |
742 |
greg |
1.1 |
|
743 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
744 |
greg |
1.1 |
return(-1); |
745 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
746 |
greg |
1.1 |
return(-1); |
747 |
|
|
|
748 |
|
|
printf("0\n0\n8\n"); |
749 |
|
|
|
750 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
751 |
|
|
multp3(p1, fa.farg+3, tot.xfm); |
752 |
|
|
r0 = fa.farg[6] * tot.sca; |
753 |
|
|
r1 = fa.farg[7] * tot.sca; |
754 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
755 |
|
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
756 |
|
|
printf(" %18.12g %18.12g\n", r0, r1); |
757 |
|
|
|
758 |
greg |
1.14 |
freefargs(&fa); |
759 |
greg |
1.1 |
return(0); |
760 |
|
|
} |
761 |
|
|
|
762 |
|
|
|
763 |
|
|
o_cylinder(fin) /* transform cylinder and tube arguments */ |
764 |
|
|
FILE *fin; |
765 |
|
|
{ |
766 |
greg |
1.17 |
FVECT p0, p1; |
767 |
greg |
2.6 |
double rad; |
768 |
|
|
FUNARGS fa; |
769 |
greg |
1.1 |
|
770 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
771 |
greg |
1.1 |
return(-1); |
772 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 7) |
773 |
greg |
1.1 |
return(-1); |
774 |
|
|
|
775 |
|
|
printf("0\n0\n7\n"); |
776 |
|
|
|
777 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
778 |
|
|
multp3(p1, fa.farg+3, tot.xfm); |
779 |
|
|
rad = fa.farg[6] * tot.sca; |
780 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
781 |
|
|
printf(" %18.12g %18.12g %18.12g\n", p1[0], p1[1], p1[2]); |
782 |
|
|
printf(" %18.12g\n", rad); |
783 |
greg |
1.14 |
freefargs(&fa); |
784 |
greg |
1.1 |
return(0); |
785 |
|
|
} |
786 |
|
|
|
787 |
|
|
|
788 |
|
|
o_ring(fin) /* transform ring arguments */ |
789 |
|
|
FILE *fin; |
790 |
|
|
{ |
791 |
greg |
1.17 |
FVECT p0, pd; |
792 |
greg |
2.6 |
double r0, r1; |
793 |
|
|
FUNARGS fa; |
794 |
greg |
1.1 |
|
795 |
greg |
1.15 |
if (readfargs(&fa, fin) != 1) |
796 |
greg |
1.1 |
return(-1); |
797 |
greg |
1.14 |
if (fa.nsargs != 0 || fa.nfargs != 8) |
798 |
greg |
1.1 |
return(-1); |
799 |
|
|
|
800 |
|
|
printf("0\n0\n8\n"); |
801 |
|
|
|
802 |
greg |
1.14 |
multp3(p0, fa.farg, tot.xfm); |
803 |
|
|
multv3(pd, fa.farg+3, tot.xfm); |
804 |
greg |
1.16 |
if (invert) { |
805 |
|
|
pd[0] = -pd[0]; |
806 |
|
|
pd[1] = -pd[1]; |
807 |
|
|
pd[2] = -pd[2]; |
808 |
|
|
} |
809 |
greg |
1.14 |
r0 = fa.farg[6] * tot.sca; |
810 |
|
|
r1 = fa.farg[7] * tot.sca; |
811 |
greg |
1.1 |
printf(" %18.12g %18.12g %18.12g\n", p0[0], p0[1], p0[2]); |
812 |
|
|
printf(" %18.12g %18.12g %18.12g\n", pd[0], pd[1], pd[2]); |
813 |
|
|
printf(" %18.12g %18.12g\n", r0, r1); |
814 |
greg |
1.14 |
freefargs(&fa); |
815 |
greg |
1.1 |
return(0); |
816 |
greg |
1.11 |
} |
817 |
|
|
|
818 |
|
|
|
819 |
|
|
initotypes() /* initialize ofun[] array */ |
820 |
|
|
{ |
821 |
|
|
register int i; |
822 |
|
|
|
823 |
|
|
if (ofun[OBJ_SOURCE].funp == o_source) |
824 |
|
|
return; /* done already */ |
825 |
|
|
/* functions get new transform */ |
826 |
greg |
2.24 |
for (i = 0; i < NUMOTYPE; i++) |
827 |
greg |
1.11 |
if (hasfunc(i)) |
828 |
|
|
ofun[i].funp = addxform; |
829 |
|
|
/* special cases */ |
830 |
|
|
ofun[OBJ_SOURCE].funp = o_source; |
831 |
|
|
ofun[OBJ_SPHERE].funp = |
832 |
|
|
ofun[OBJ_BUBBLE].funp = o_sphere; |
833 |
|
|
ofun[OBJ_FACE].funp = o_face; |
834 |
|
|
ofun[OBJ_CONE].funp = |
835 |
|
|
ofun[OBJ_CUP].funp = o_cone; |
836 |
|
|
ofun[OBJ_CYLINDER].funp = |
837 |
|
|
ofun[OBJ_TUBE].funp = o_cylinder; |
838 |
|
|
ofun[OBJ_RING].funp = o_ring; |
839 |
|
|
ofun[OBJ_INSTANCE].funp = addxform; |
840 |
|
|
ofun[MAT_GLOW].funp = m_glow; |
841 |
|
|
ofun[MAT_SPOT].funp = m_spot; |
842 |
|
|
ofun[MAT_DIELECTRIC].funp = m_dielectric; |
843 |
|
|
ofun[MAT_INTERFACE].funp = m_interface; |
844 |
greg |
2.10 |
ofun[MAT_MIST].funp = m_mist; |
845 |
greg |
1.11 |
ofun[PAT_CTEXT].funp = |
846 |
|
|
ofun[PAT_BTEXT].funp = |
847 |
|
|
ofun[MIX_TEXT].funp = text; |
848 |
greg |
2.24 |
ofun[MOD_ALIAS].funp = alias; |
849 |
greg |
1.16 |
/* surface inverses */ |
850 |
greg |
2.9 |
tinvers[OBJ_FACE] = OBJ_FACE; |
851 |
greg |
1.16 |
tinvers[OBJ_SOURCE] = OBJ_SOURCE; |
852 |
|
|
tinvers[OBJ_CONE] = OBJ_CUP; |
853 |
|
|
tinvers[OBJ_CUP] = OBJ_CONE; |
854 |
|
|
tinvers[OBJ_SPHERE] = OBJ_BUBBLE; |
855 |
|
|
tinvers[OBJ_BUBBLE] = OBJ_SPHERE; |
856 |
|
|
tinvers[OBJ_RING] = OBJ_RING; |
857 |
|
|
tinvers[OBJ_CYLINDER] = OBJ_TUBE; |
858 |
|
|
tinvers[OBJ_TUBE] = OBJ_CYLINDER; |
859 |
|
|
tinvers[OBJ_INSTANCE] = OBJ_INSTANCE; /* oh, well */ |
860 |
greg |
1.1 |
} |
861 |
greg |
2.12 |
|
862 |
|
|
|
863 |
|
|
#ifdef OLDXFORM |
864 |
|
|
openmain(fname) |
865 |
|
|
char *fname; |
866 |
|
|
{ |
867 |
|
|
if (fname == NULL) { |
868 |
|
|
strcpy(mainfn, "standard input"); |
869 |
|
|
mainfp = stdin; |
870 |
|
|
return; |
871 |
|
|
} |
872 |
|
|
if (mainfp != NULL) { |
873 |
|
|
if (!strcmp(fname, mainfn)) { |
874 |
|
|
rewind(mainfp); |
875 |
|
|
return; |
876 |
|
|
} |
877 |
|
|
fclose(mainfp); |
878 |
|
|
} |
879 |
|
|
if ((mainfp = fopen(fname, "r")) == NULL) { |
880 |
|
|
fprintf(stderr, "%s: cannot open file \"%s\"\n", |
881 |
|
|
progname, fname); |
882 |
|
|
exit(1); |
883 |
|
|
} |
884 |
|
|
strcpy(mainfn, fname); |
885 |
|
|
} |
886 |
|
|
#else |
887 |
greg |
2.23 |
openmain(iname) /* open input, changing directory for file */ |
888 |
|
|
char *iname; |
889 |
greg |
2.12 |
{ |
890 |
schorsch |
2.28 |
static char origdir[PATH_MAX]; |
891 |
|
|
static char curfn[PATH_MAX]; |
892 |
greg |
2.13 |
static int diffdir; |
893 |
|
|
register char *fpath; |
894 |
greg |
2.12 |
|
895 |
greg |
2.23 |
if (iname == NULL) { /* standard input */ |
896 |
greg |
2.12 |
if (mainfp == NULL) { |
897 |
|
|
register int c; |
898 |
|
|
strcpy(mainfn, "standard input"); |
899 |
|
|
if (nrept <= 1) { |
900 |
|
|
mainfp = stdin; |
901 |
|
|
return; /* just read once */ |
902 |
|
|
} |
903 |
|
|
/* else copy */ |
904 |
|
|
if ((mainfp = tmpfile()) == NULL) { |
905 |
|
|
fprintf(stderr, |
906 |
|
|
"%s: cannot create temporary file\n", |
907 |
|
|
progname); |
908 |
|
|
exit(1); |
909 |
|
|
} |
910 |
|
|
while ((c = getc(stdin)) != EOF) |
911 |
|
|
putc(c, mainfp); |
912 |
|
|
} |
913 |
|
|
rewind(mainfp); /* rewind copy */ |
914 |
|
|
return; |
915 |
|
|
} |
916 |
greg |
2.13 |
if (mainfp == NULL) { /* first call, initialize */ |
917 |
schorsch |
2.28 |
getcwd(origdir, sizeof(origdir)); |
918 |
greg |
2.23 |
} else if (!strcmp(iname, curfn)) { /* just need to rewind? */ |
919 |
greg |
2.13 |
rewind(mainfp); |
920 |
|
|
return; |
921 |
|
|
} else { /* else close old stream */ |
922 |
|
|
fclose(mainfp); |
923 |
greg |
2.23 |
mainfp = NULL; |
924 |
|
|
if (diffdir) { /* return to our directory */ |
925 |
greg |
2.13 |
chdir(origdir); |
926 |
|
|
diffdir = 0; |
927 |
|
|
} |
928 |
|
|
} |
929 |
greg |
2.23 |
strcpy(curfn, iname); /* remember input name */ |
930 |
|
|
/* get full path for file */ |
931 |
greg |
2.25 |
if ((fpath = getpath(iname, getrlibpath(), R_OK)) == NULL) { |
932 |
greg |
2.12 |
fprintf(stderr, "%s: cannot find file \"%s\"\n", |
933 |
greg |
2.23 |
progname, iname); |
934 |
greg |
2.12 |
exit(1); |
935 |
|
|
} |
936 |
greg |
2.13 |
if (fpath[0] == '.' && ISDIRSEP(fpath[1])) /* remove leading ./ */ |
937 |
|
|
fpath += 2; |
938 |
greg |
2.12 |
/* record path name */ |
939 |
greg |
2.13 |
strcpy(mainfn, fpath); |
940 |
|
|
if (expand) { /* change to local directory */ |
941 |
|
|
register char *cp = fpath + strlen(fpath); /* get dir. */ |
942 |
|
|
while (cp > fpath) { |
943 |
|
|
cp--; |
944 |
|
|
if (ISDIRSEP(*cp)) { |
945 |
|
|
if (cp == fpath) |
946 |
|
|
cp++; /* root special case */ |
947 |
|
|
break; |
948 |
|
|
} |
949 |
|
|
} |
950 |
greg |
2.12 |
*cp = '\0'; |
951 |
greg |
2.13 |
if (fpath[0]) { /* change to new directory? */ |
952 |
|
|
if (chdir(fpath) < 0) { |
953 |
greg |
2.12 |
fprintf(stderr, |
954 |
|
|
"%s: cannot change directory to \"%s\"\n", |
955 |
greg |
2.13 |
progname, fpath); |
956 |
greg |
2.12 |
exit(1); |
957 |
|
|
} |
958 |
greg |
2.13 |
diffdir++; |
959 |
greg |
2.12 |
} |
960 |
|
|
/* get final path component */ |
961 |
greg |
2.23 |
for (fpath = iname+strlen(iname); |
962 |
|
|
fpath > iname && !ISDIRSEP(fpath[-1]); fpath--) |
963 |
greg |
2.12 |
; |
964 |
|
|
} |
965 |
greg |
2.23 |
/* finally, open the file */ |
966 |
greg |
2.13 |
if ((mainfp = fopen(fpath, "r")) == NULL) { |
967 |
greg |
2.12 |
fprintf(stderr, "%s: cannot open file \"%s\"\n", |
968 |
|
|
progname, mainfn); |
969 |
|
|
exit(1); |
970 |
|
|
} |
971 |
|
|
} |
972 |
|
|
#endif |