[ViewVC] Diff of: radiance/ray/src/util/rad.c

Comparing ray/src/util/rad.c (file contents):
Revision 2.43 by greg, Thu Jul 6 12:15:40 1995 UTC vs.
Revision 2.67 by greg, Thu Jul 3 18:03:58 2003 UTC

#	Line 1 \| Line 1
1	–	/* Copyright (c) 1994 Regents of the University of California */
2	–
1		#ifndef lint
2	<	static char SCCSid[] = "$SunId$ LBL";
2	>	static const char RCSid[] = "$Id$";
3		#endif
6	–
4		/*
5		* Executive program for oconv, rpict and pfilt
6		*/
7
8		#include "standard.h"
9	<	#include "paths.h"
9	>
10		#include <ctype.h>
14	–	#include <sys/types.h>
11
12	+	#include "platform.h"
13	+	#include "view.h"
14	+	#include "paths.h"
15	+	#include "vars.h"
16
17	<	typedef struct {
18	<	char name; / variable name */
19	<	short nick; /* # characters required for nickname */
20	<	short nass; /* # assignments made */
21	<	char value; / assigned value(s) */
22	<	int (fixval)(); / assignment checking function */
23	<	} VARIABLE;
24	<
25	<	int onevalue(), catvalues(), boolvalue(),
26	<	qualvalue(), fltvalue(), intvalue();
27	<
28	<	/* variables */
29	<	#define OBJECT 0 /* object files */
30	<	#define SCENE 1 /* scene files */
31	<	#define MATERIAL 2 /* material files */
32	<	#define ILLUM 3 /* mkillum input files */
33	<	#define MKILLUM 4 /* mkillum options */
34	<	#define RENDER 5 /* rendering options */
35	<	#define OCONV 6 /* oconv options */
36	<	#define PFILT 7 /* pfilt options */
37	<	#define VIEW 8 /* view(s) for picture(s) */
38	<	#define ZONE 9 /* simulation zone */
39	<	#define QUALITY 10 /* desired rendering quality */
40	<	#define OCTREE 11 /* octree file name */
41	<	#define PICTURE 12 /* picture file name */
42	<	#define AMBFILE 13 /* ambient file name */
43	<	#define OPTFILE 14 /* rendering options file */
44	<	#define EXPOSURE 15 /* picture exposure setting */
45	<	#define RESOLUTION 16 /* maximum picture resolution */
46	<	#define UP 17 /* view up (X, Y or Z) */
47	<	#define INDIRECT 18 /* indirection in lighting */
48	<	#define DETAIL 19 /* level of scene detail */
49	<	#define PENUMBRAS 20 /* shadow penumbras are desired */
50	<	#define VARIABILITY 21 /* level of light variability */
51	<	#define REPORT 22 /* report frequency and errfile */
52	<	#define RAWSAVE 23 /* save raw picture file */
17	>	/* variables (alphabetical by name) */
18	>	#define AMBFILE 0 /* ambient file name */
19	>	#define DETAIL 1 /* level of scene detail */
20	>	#define EXPOSURE 2 /* picture exposure setting */
21	>	#define EYESEP 3 /* interocular distance */
22	>	#define ILLUM 4 /* mkillum input files */
23	>	#define INDIRECT 5 /* indirection in lighting */
24	>	#define MATERIAL 6 /* material files */
25	>	#define MKILLUM 7 /* mkillum options */
26	>	#define OBJECT 8 /* object files */
27	>	#define OCONV 9 /* oconv options */
28	>	#define OCTREE 10 /* octree file name */
29	>	#define OPTFILE 11 /* rendering options file */
30	>	#define PENUMBRAS 12 /* shadow penumbras are desired */
31	>	#define PFILT 13 /* pfilt options */
32	>	#define PICTURE 14 /* picture file root name */
33	>	#define QUALITY 15 /* desired rendering quality */
34	>	#define RAWFILE 16 /* raw picture file root name */
35	>	#define RENDER 17 /* rendering options */
36	>	#define REPORT 18 /* report frequency and errfile */
37	>	#define RESOLUTION 19 /* maximum picture resolution */
38	>	#define SCENE 20 /* scene files */
39	>	#define UP 21 /* view up (X, Y or Z) */
40	>	#define VARIABILITY 22 /* level of light variability */
41	>	#define VIEWS 23 /* view(s) for picture(s) */
42	>	#define ZFILE 24 /* distance file root name */
43	>	#define ZONE 25 /* simulation zone */
44		/* total number of variables */
45	<	#define NVARS 24
45	>	int NVARS = 26;
46
47	<	VARIABLE vv[NVARS] = { /* variable-value pairs */
48	<	{"objects", 3, 0, NULL, catvalues},
49	<	{"scene", 3, 0, NULL, catvalues},
50	<	{"materials", 3, 0, NULL, catvalues},
47	>	VARIABLE vv[] = { /* variable-value pairs */
48	>	{"AMBFILE", 3, 0, NULL, onevalue},
49	>	{"DETAIL", 3, 0, NULL, qualvalue},
50	>	{"EXPOSURE", 3, 0, NULL, fltvalue},
51	>	{"EYESEP", 3, 0, NULL, fltvalue},
52		{"illum", 3, 0, NULL, catvalues},
53	+	{"INDIRECT", 3, 0, NULL, intvalue},
54	+	{"materials", 3, 0, NULL, catvalues},
55		{"mkillum", 3, 0, NULL, catvalues},
56	<	{"render", 3, 0, NULL, catvalues},
56	>	{"objects", 3, 0, NULL, catvalues},
57		{"oconv", 3, 0, NULL, catvalues},
64	–	{"pfilt", 2, 0, NULL, catvalues},
65	–	{"view", 2, 0, NULL, NULL},
66	–	{"ZONE", 2, 0, NULL, onevalue},
67	–	{"QUALITY", 3, 0, NULL, qualvalue},
58		{"OCTREE", 3, 0, NULL, onevalue},
69	–	{"PICTURE", 3, 0, NULL, onevalue},
70	–	{"AMBFILE", 3, 0, NULL, onevalue},
59		{"OPTFILE", 3, 0, NULL, onevalue},
60	<	{"EXPOSURE", 3, 0, NULL, fltvalue},
60	>	{"PENUMBRAS", 3, 0, NULL, boolvalue},
61	>	{"pfilt", 2, 0, NULL, catvalues},
62	>	{"PICTURE", 3, 0, NULL, onevalue},
63	>	{"QUALITY", 3, 0, NULL, qualvalue},
64	>	{"RAWFILE", 3, 0, NULL, onevalue},
65	>	{"render", 3, 0, NULL, catvalues},
66	>	{"REPORT", 3, 0, NULL, onevalue},
67		{"RESOLUTION", 3, 0, NULL, onevalue},
68	+	{"scene", 3, 0, NULL, catvalues},
69		{"UP", 2, 0, NULL, onevalue},
75	–	{"INDIRECT", 3, 0, NULL, intvalue},
76	–	{"DETAIL", 3, 0, NULL, qualvalue},
77	–	{"PENUMBRAS", 3, 0, NULL, boolvalue},
70		{"VARIABILITY", 3, 0, NULL, qualvalue},
71	<	{"REPORT", 3, 0, NULL, onevalue},
72	<	{"RAWSAVE", 3, 0, NULL, boolvalue},
71	>	{"view", 2, 0, NULL, NULL},
72	>	{"ZFILE", 2, 0, NULL, onevalue},
73	>	{"ZONE", 2, 0, NULL, onevalue},
74		};
75
83	–	VARIABLE *matchvar();
84	–	char *nvalue();
85	–
86	–	#define UPPER(c) ((c)&~0x20) /* ASCII trick */
87	–
88	–	#define vnam(vc) (vv[vc].name)
89	–	#define vdef(vc) (vv[vc].nass)
90	–	#define vval(vc) (vv[vc].value)
91	–	#define vint(vc) atoi(vval(vc))
92	–	#define vlet(vc) UPPER(vval(vc)[0])
93	–	#define vscale vlet
94	–	#define vbool(vc) (vlet(vc)=='T')
95	–
96	–	#define HIGH 'H'
97	–	#define MEDIUM 'M'
98	–	#define LOW 'L'
99	–
76		/* overture calculation file */
77	<	#ifdef NIX
78	<	char overfile[] = "overture.raw";
77	>	#ifdef NULL_DEVICE
78	>	char overfile[] = NULL_DEVICE;
79		#else
80	<	char overfile[] = "/dev/null";
80	>	char overfile[] = "overture.unf";
81		#endif
82
83	<	extern time_t fdate(), time();
83	>	extern time_t time();
84
85		time_t scenedate; /* date of latest scene or object file */
86		time_t octreedate; /* date of octree */
#	Line 120 \| Line 96 \| *int nowarn = 0; / no warnings /*
96		int explicate = 0; /* explicate variables */
97		int silent = 0; /* do work silently */
98		int touchonly = 0; /* touch files only */
99	<	int noaction = 0; /* don't do anything */
99	>	int nprocs = 1; /* maximum executing processes */
100		int sayview = 0; /* print view out */
101		char rvdevice = NULL; / rview output device */
102		char viewselect = NULL; / specific view only */
103
104		int overture = 0; /* overture calculation needed */
105
106	+	int children_running = 0; /* set negative in children */
107	+
108		char progname; / global argv[0] */
109		char rifname; / global rad input file name */
110
111	<	char radname[MAXPATH]; /* root Radiance file name */
111	>	char radname[PATH_MAX]; /* root Radiance file name */
112
113	+	#define inchild() (children_running < 0)
114
115	+
116		main(argc, argv)
117		int argc;
118		char *argv[];
#	Line 149 \| Line 129 \| *char argv[];**
129		silent++;
130		break;
131		case 'n':
132	<	noaction++;
132	>	nprocs = 0;
133		break;
134	+	case 'N':
135	+	nprocs = atoi(argv[++i]);
136	+	if (nprocs < 0)
137	+	nprocs = 0;
138	+	break;
139		case 't':
140		touchonly++;
141		break;
#	Line 175 \| Line 160 \| *char argv[];**
160		if (i >= argc)
161		goto userr;
162		rifname = argv[i];
163	+	/* check command-line options */
164	+	if (nprocs > 1 & viewselect != NULL)
165	+	nprocs = 1;
166		/* assign Radiance root file name */
167		rootname(radname, rifname);
168		/* load variable values */
169	<	load(rifname);
169	>	loadvars(rifname);
170		/* get any additional assignments */
171		for (i++; i < argc; i++)
172	<	setvariable(argv[i]);
172	>	if (setvariable(argv[i], matchvar) < 0) {
173	>	fprintf(stderr, "%s: unknown variable: %s\n",
174	>	progname, argv[i]);
175	>	quit(1);
176	>	}
177		/* check assignments */
178		checkvalues();
179		/* check files and dates */
#	Line 190 \| Line 182 \| *char argv[];**
182		setdefaults();
183		/* print all values if requested */
184		if (explicate)
185	<	printvals();
185	>	printvars(stdout);
186		/* build octree (and run mkillum) */
187		oconv();
188		/* check date on ambient file */
#	Line 202 \| Line 194 \| *char argv[];**
194		rview(ropts, popts);
195		else
196		rpict(ropts, popts);
197	<	exit(0);
197	>	quit(0);
198		userr:
199		fprintf(stderr,
200	<	"Usage: %s [-s][-n][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
200	>	"Usage: %s [-w][-s][-n\|-N npr][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
201		progname);
202	<	exit(1);
202	>	quit(1);
203		}
204
205
#	Line 226 \| Line 218 \| *register char rn, fn;*
218		}
219
220
229	–	#define NOCHAR 127 /* constant for character to delete */
230	–
231	–
232	–	load(rfname) /* load Radiance simulation file */
233	–	char *rfname;
234	–	{
235	–	FILE *fp;
236	–	char buf[512];
237	–	register char *cp;
238	–
239	–	if (rfname == NULL)
240	–	fp = stdin;
241	–	else if ((fp = fopen(rfname, "r")) == NULL)
242	–	syserr(rfname);
243	–	while (fgetline(buf, sizeof(buf), fp) != NULL) {
244	–	for (cp = buf; *cp; cp++) {
245	–	switch (*cp) {
246	–	case '\\':
247	–	*cp++ = NOCHAR;
248	–	continue;
249	–	case '#':
250	–	*cp = '\0';
251	–	break;
252	–	default:
253	–	continue;
254	–	}
255	–	break;
256	–	}
257	–	setvariable(buf);
258	–	}
259	–	fclose(fp);
260	–	}
261	–
262	–
263	–	setvariable(ass) /* assign variable according to string */
264	–	register char *ass;
265	–	{
266	–	char varname[32];
267	–	int n;
268	–	register char *cp;
269	–	register VARIABLE *vp;
270	–	register int i;
271	–
272	–	while (isspace(ass)) / skip leading space */
273	–	ass++;
274	–	cp = varname; /* extract name */
275	–	while (cp < varname+sizeof(varname)-1
276	–	&& ass && !isspace(ass) && *ass != '=')
277	–	cp++ = ass++;
278	–	*cp = '\0';
279	–	if (!varname[0])
280	–	return; /* no variable name! */
281	–	/* trim value */
282	–	while (isspace(ass) \|\| ass == '=')
283	–	ass++;
284	–	for (n = strlen(ass); n > 0; n--)
285	–	if (!isspace(ass[n-1]))
286	–	break;
287	–	if (!n && !nowarn) {
288	–	fprintf(stderr, "%s: warning - missing value for variable '%s'\n",
289	–	progname, varname);
290	–	return;
291	–	}
292	–	/* match variable from list */
293	–	vp = matchvar(varname);
294	–	if (vp == NULL) {
295	–	fprintf(stderr, "%s: unknown variable '%s'\n",
296	–	progname, varname);
297	–	exit(1);
298	–	}
299	–	/* assign new value */
300	–	if (i = vp->nass) {
301	–	cp = vp->value;
302	–	while (i--)
303	–	while (*cp++)
304	–	;
305	–	i = cp - vp->value;
306	–	vp->value = realloc(vp->value, i+n+1);
307	–	} else
308	–	vp->value = malloc(n+1);
309	–	if (vp->value == NULL)
310	–	syserr(progname);
311	–	cp = vp->value+i; /* copy value, squeezing spaces */
312	–	cp = ass;
313	–	for (i = 1; i <= n; i++) {
314	–	if (ass[i] == NOCHAR)
315	–	continue;
316	–	if (isspace(*cp))
317	–	while (isspace(ass[i]))
318	–	i++;
319	–	*++cp = ass[i];
320	–	}
321	–	if (isspace(cp)) / remove trailing space */
322	–	*cp = '\0';
323	–	vp->nass++;
324	–	}
325	–
326	–
327	–	VARIABLE *
328	–	matchvar(nam) /* match a variable by its name */
329	–	char *nam;
330	–	{
331	–	int n = strlen(nam);
332	–	register int i;
333	–
334	–	for (i = 0; i < NVARS; i++)
335	–	if (n >= vv[i].nick && !strncmp(nam, vv[i].name, n))
336	–	return(vv+i);
337	–	return(NULL);
338	–	}
339	–
340	–
341	–	char *
342	–	nvalue(vp, n) /* return nth variable value */
343	–	VARIABLE *vp;
344	–	register int n;
345	–	{
346	–	register char *cp;
347	–
348	–	if (vp == NULL \| n < 0 \| n >= vp->nass)
349	–	return(NULL);
350	–	cp = vp->value;
351	–	while (n--)
352	–	while (*cp++)
353	–	;
354	–	return(cp);
355	–	}
356	–
357	–
358	–	checkvalues() /* check assignments */
359	–	{
360	–	register int i;
361	–
362	–	for (i = 0; i < NVARS; i++)
363	–	if (vv[i].fixval != NULL)
364	–	(*vv[i].fixval)(vv+i);
365	–	}
366	–
367	–
368	–	onevalue(vp) /* only one assignment for this variable */
369	–	register VARIABLE *vp;
370	–	{
371	–	if (vp->nass < 2)
372	–	return;
373	–	if (!nowarn)
374	–	fprintf(stderr,
375	–	"%s: warning - multiple assignment of variable '%s'\n",
376	–	progname, vp->name);
377	–	do
378	–	vp->value += strlen(vp->value)+1;
379	–	while (--vp->nass > 1);
380	–	}
381	–
382	–
383	–	catvalues(vp) /* concatenate variable values */
384	–	register VARIABLE *vp;
385	–	{
386	–	register char *cp;
387	–
388	–	if (vp->nass < 2)
389	–	return;
390	–	for (cp = vp->value; vp->nass > 1; vp->nass--) {
391	–	while (*cp)
392	–	cp++;
393	–	*cp++ = ' ';
394	–	}
395	–	}
396	–
397	–
398	–	int
399	–	badmatch(tv, cv) /* case insensitive truncated comparison */
400	–	register char tv, cv;
401	–	{
402	–	if (!tv) return(1); / null string cannot match */
403	–	do
404	–	if (UPPER(tv) != cv++)
405	–	return(1);
406	–	while (*++tv);
407	–	return(0); /* OK */
408	–	}
409	–
410	–
411	–	boolvalue(vp) /* check boolean for legal values */
412	–	register VARIABLE *vp;
413	–	{
414	–	if (!vp->nass) return;
415	–	onevalue(vp);
416	–	switch (UPPER(vp->value[0])) {
417	–	case 'T':
418	–	if (badmatch(vp->value, "TRUE")) break;
419	–	return;
420	–	case 'F':
421	–	if (badmatch(vp->value, "FALSE")) break;
422	–	return;
423	–	}
424	–	fprintf(stderr, "%s: illegal value for boolean variable '%s'\n",
425	–	progname, vp->name);
426	–	exit(1);
427	–	}
428	–
429	–
430	–	qualvalue(vp) /* check qualitative var. for legal values */
431	–	register VARIABLE *vp;
432	–	{
433	–	if (!vp->nass) return;
434	–	onevalue(vp);
435	–	switch (UPPER(vp->value[0])) {
436	–	case 'L':
437	–	if (badmatch(vp->value, "LOW")) break;
438	–	return;
439	–	case 'M':
440	–	if (badmatch(vp->value, "MEDIUM")) break;
441	–	return;
442	–	case 'H':
443	–	if (badmatch(vp->value, "HIGH")) break;
444	–	return;
445	–	}
446	–	fprintf(stderr, "%s: illegal value for qualitative variable '%s'\n",
447	–	progname, vp->name);
448	–	exit(1);
449	–	}
450	–
451	–
452	–	intvalue(vp) /* check integer variable for legal values */
453	–	register VARIABLE *vp;
454	–	{
455	–	if (!vp->nass) return;
456	–	onevalue(vp);
457	–	if (isint(vp->value)) return;
458	–	fprintf(stderr, "%s: illegal value for integer variable '%s'\n",
459	–	progname, vp->name);
460	–	exit(1);
461	–	}
462	–
463	–
464	–	fltvalue(vp) /* check float variable for legal values */
465	–	register VARIABLE *vp;
466	–	{
467	–	if (!vp->nass) return;
468	–	onevalue(vp);
469	–	if (isflt(vp->value)) return;
470	–	fprintf(stderr, "%s: illegal value for real variable '%s'\n",
471	–	progname, vp->name);
472	–	exit(1);
473	–	}
474	–
475	–
221		time_t
222		checklast(fnames) /* check files and find most recent */
223		register char *fnames;
224		{
225	<	char thisfile[MAXPATH];
225	>	char thisfile[PATH_MAX];
226		time_t thisdate, lastdate = 0;
482	–	register char *cp;
227
228		if (fnames == NULL)
229		return(0);
230	<	while (*fnames) {
231	<	while (isspace(*fnames)) fnames++;
232	<	cp = thisfile;
233	<	while (fnames && !isspace(fnames))
490	<	cp++ = fnames++;
491	<	*cp = '\0';
230	>	while ((fnames = nextword(thisfile, PATH_MAX, fnames)) != NULL) {
231	>	if (thisfile[0] == '!' \|\|
232	>	(thisfile[0] == '\\' && thisfile[1] == '!'))
233	>	continue;
234		if (!(thisdate = fdate(thisfile)))
235		syserr(thisfile);
236		if (thisdate > lastdate)
#	Line 503 \| Line 245 \| *newfname(orig, pred) / create modified file name /*
245		char *orig;
246		int pred;
247		{
506	–	extern char *rindex();
248		register char *cp;
249		register int n;
250		int suffix;
#	Line 533 \| Line 274 \| *checkfiles() / check for existence and modified tim**
274		syserr(progname);
275		sprintf(vval(OCTREE), "%s.oct", radname);
276		vdef(OCTREE)++;
277	+	} else if (vval(OCTREE)[0] == '!') {
278	+	fprintf(stderr, "%s: illegal '%s' specification\n",
279	+	progname, vnam(OCTREE));
280	+	quit(1);
281		}
282		octreedate = fdate(vval(OCTREE));
283		if (vdef(ILLUM)) { /* illum requires secondary octrees */
#	Line 549 \| Line 294 \| *checkfiles() / check for existence and modified tim**
294		if (!octreedate & !scenedate & !illumdate) {
295		fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
296		vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
297	<	exit(1);
297	>	quit(1);
298		}
299		matdate = checklast(vval(MATERIAL));
300		}
#	Line 561 \| Line 306 \| *double org[3], sizp;**
306		extern FILE *popen();
307		static double oorg[3], osiz = 0.;
308		double min[3], max[3];
309	<	char buf[512];
309	>	char buf[1024];
310		FILE *fp;
311		register int i;
312
313		if (osiz <= FTINY)
314	<	if (noaction && fdate(oct1name) <
314	>	if (!nprocs && fdate(oct1name) <
315		(scenedate>illumdate?scenedate:illumdate)) {
316		/* run getbbox */
317		sprintf(buf, "getbbox -w -h %s",
#	Line 579 \| Line 324 \| *double org[3], sizp;**
324		fprintf(stderr,
325		"%s: error reading bounding box from getbbox\n",
326		progname);
327	<	exit(1);
327	>	quit(1);
328		}
329		for (i = 0; i < 3; i++)
330		if (max[i] - min[i] > osiz)
#	Line 597 \| Line 342 \| *double org[3], sizp;**
342		fprintf(stderr,
343		"%s: error reading bounding cube from getinfo\n",
344		progname);
345	<	exit(1);
345	>	quit(1);
346		}
347		pclose(fp);
348		}
#	Line 607 \| Line 352 \| *double org[3], sizp;**
352
353		setdefaults() /* set default values for unassigned var's */
354		{
355	<	double org[3], size;
355	>	double org[3], lim[3], size;
356		char buf[128];
357
358		if (!vdef(ZONE)) {
#	Line 617 \| Line 362 \| *setdefaults() / set default values for unassigned v**
362		vval(ZONE) = savqstr(buf);
363		vdef(ZONE)++;
364		}
365	+	if (!vdef(EYESEP)) {
366	+	if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
367	+	&org[0], &lim[0], &org[1], &lim[1],
368	+	&org[2], &lim[2]) != 6)
369	+	badvalue(ZONE);
370	+	sprintf(buf, "%f",
371	+	0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
372	+	vval(EYESEP) = savqstr(buf);
373	+	vdef(EYESEP)++;
374	+	}
375		if (!vdef(INDIRECT)) {
376		vval(INDIRECT) = "0";
377		vdef(INDIRECT)++;
#	Line 633 \| Line 388 \| *setdefaults() / set default values for unassigned v**
388		vval(PICTURE) = radname;
389		vdef(PICTURE)++;
390		}
391	<	if (!vdef(VIEW)) {
392	<	vval(VIEW) = "X";
393	<	vdef(VIEW)++;
391	>	if (!vdef(VIEWS)) {
392	>	vval(VIEWS) = "X";
393	>	vdef(VIEWS)++;
394		}
395		if (!vdef(DETAIL)) {
396		vval(DETAIL) = "M";
#	Line 649 \| Line 404 \| *setdefaults() / set default values for unassigned v**
404		vval(VARIABILITY) = "L";
405		vdef(VARIABILITY)++;
406		}
652	–	if (!vdef(RAWSAVE)) {
653	–	vval(RAWSAVE) = "F";
654	–	vdef(RAWSAVE)++;
655	–	}
407		}
408
409
659	–	printvals() /* print variable values */
660	–	{
661	–	int i, j, clipline;
662	–	register char *cp;
663	–	register int k;
664	–
665	–	for (i = 0; i < NVARS; i++) /* print each variable */
666	–	for (j = 0; j < vdef(i); j++) { /* print each assignment */
667	–	fputs(vnam(i), stdout);
668	–	fputs("= ", stdout);
669	–	k = clipline = ( vv[i].fixval == catvalues ? 64 : 320 )
670	–	- strlen(vnam(i)) ;
671	–	cp = nvalue(vv+i, j);
672	–	while (*cp) {
673	–	putchar(*cp++);
674	–	if (--k <= 0) { /* line too long */
675	–	while (cp && !isspace(cp))
676	–	putchar(cp++); / finish this word */
677	–	if (cp) { / start new line */
678	–	putchar('\n');
679	–	fputs(vnam(i), stdout);
680	–	putchar('=');
681	–	k = clipline;
682	–	}
683	–	}
684	–	}
685	–	putchar('\n');
686	–	}
687	–	fflush(stdout);
688	–	}
689	–
690	–
410		oconv() /* run oconv and mkillum if necessary */
411		{
412		static char illumtmp[] = "ilXXXXXX";
413	<	char combuf[512], ocopts[64], mkopts[64];
413	>	char combuf[PATH_MAX], ocopts[64], mkopts[64];
414
415		oconvopts(ocopts); /* get options */
416		if (octreedate < scenedate) { /* check date on original octree */
#	Line 711 \| Line 430 \| *oconv() / run oconv and mkillum if necessary /*
430		"%s: error generating octree\n\t%s removed\n",
431		progname, vval(OCTREE));
432		unlink(vval(OCTREE));
433	<	exit(1);
433	>	quit(1);
434		}
435		}
436		octreedate = time((time_t *)NULL);
#	Line 742 \| Line 461 \| *oconv() / run oconv and mkillum if necessary /*
461		"%s: error generating octree\n\t%s removed\n",
462		progname, oct0name);
463		unlink(oct0name);
464	<	exit(1);
464	>	quit(1);
465		}
466		}
467		oct0date = time((time_t *)NULL);
#	Line 762 \| Line 481 \| *oconv() / run oconv and mkillum if necessary /*
481		fprintf(stderr, "%s: error running mkillum\n",
482		progname);
483		unlink(illumtmp);
484	<	exit(1);
484	>	quit(1);
485		}
486		/* make octree1 (frozen) */
487		if (octreedate)
#	Line 779 \| Line 498 \| *oconv() / run oconv and mkillum if necessary /*
498		"%s: error generating octree\n\t%s removed\n",
499		progname, oct1name);
500		unlink(oct1name);
501	<	exit(1);
501	>	unlink(illumtmp);
502	>	quit(1);
503		}
504		rmfile(illumtmp);
505		}
#	Line 843 \| Line 563 \| *ambval() / compute ambient value /*
563		{
564		if (vdef(EXPOSURE)) {
565		if (vval(EXPOSURE)[0] == '+' \|\| vval(EXPOSURE)[0] == '-')
566	<	return(.5/pow(2.,atof(vval(EXPOSURE))));
567	<	return(.5/atof(vval(EXPOSURE)));
566	>	return(.5/pow(2.,vflt(EXPOSURE)));
567	>	return(.5/vflt(EXPOSURE));
568		}
569		if (vlet(ZONE) == 'E')
570		return(10.);
#	Line 943 \| Line 663 \| *medqopts(op, po) / medium quality rendering options**
663		register char *op;
664		char *po;
665		{
666	<	double d, org[3], siz[3];
666	>	double d, org[3], siz[3], asz;
667
668		*op = '\0';
669		*po = '\0';
#	Line 954 \| Line 674 \| *char po;**
674		if (siz[0] <= FTINY \| siz[1] <= FTINY \| siz[2] <= FTINY)
675		badvalue(ZONE);
676		getoctcube(org, &d);
677	<	d *= 3./(siz[0]+siz[1]+siz[2]);
677	>	asz = (siz[0]+siz[1]+siz[2])/3.;
678	>	d /= asz;
679		switch (vscale(DETAIL)) {
680		case LOW:
681		po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
682		op = addarg(op, "-dp 256");
683		sprintf(op, " -ar %d", (int)(8*d));
684		op += strlen(op);
685	+	sprintf(op, " -ms %.2g", asz/20.);
686	+	op += strlen(op);
687		break;
688		case MEDIUM:
689		po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
690		op = addarg(op, "-dp 512");
691		sprintf(op, " -ar %d", (int)(16*d));
692		op += strlen(op);
693	+	sprintf(op, " -ms %.2g", asz/40.);
694	+	op += strlen(op);
695		break;
696		case HIGH:
697		po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
698		op = addarg(op, "-dp 1024");
699		sprintf(op, " -ar %d", (int)(32*d));
700		op += strlen(op);
701	+	sprintf(op, " -ms %.2g", asz/80.);
702	+	op += strlen(op);
703		break;
704		}
705		po = addarg(po, "-pt .08");
#	Line 1014 \| Line 741 \| hiqopts(op, po) /* high quality rendering options *
741		register char *op;
742		char *po;
743		{
744	<	double d, org[3], siz[3];
744	>	double d, org[3], siz[3], asz;
745
746		*op = '\0';
747		*po = '\0';
#	Line 1025 \| Line 752 \| *char po;**
752		if (siz[0] <= FTINY \| siz[1] <= FTINY \| siz[2] <= FTINY)
753		badvalue(ZONE);
754		getoctcube(org, &d);
755	<	d *= 3./(siz[0]+siz[1]+siz[2]);
755	>	asz = (siz[0]+siz[1]+siz[2])/3.;
756	>	d /= asz;
757		switch (vscale(DETAIL)) {
758		case LOW:
759		po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
760		op = addarg(op, "-dp 1024");
761		sprintf(op, " -ar %d", (int)(16*d));
762		op += strlen(op);
763	+	sprintf(op, " -ms %.2g", asz/40.);
764	+	op += strlen(op);
765		break;
766		case MEDIUM:
767		po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
768		op = addarg(op, "-dp 2048");
769		sprintf(op, " -ar %d", (int)(32*d));
770		op += strlen(op);
771	+	sprintf(op, " -ms %.2g", asz/80.);
772	+	op += strlen(op);
773		break;
774		case HIGH:
775		po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
776		op = addarg(op, "-dp 4096");
777		sprintf(op, " -ar %d", (int)(64*d));
778		op += strlen(op);
779	+	sprintf(op, " -ms %.2g", asz/160.);
780	+	op += strlen(op);
781		break;
782		}
783		po = addarg(po, "-pt .04");
#	Line 1090 \| Line 824 \| *char ro;**
824		return;
825		if (vdef(OPTFILE)) {
826		for (cp = ro; cp[1]; cp++)
827	<	if (isspace(cp[1]) && cp[2] == '-' && isalpha(cp[3]))
827	>	if (isspace(cp[1]) && (cp[2] == '@' \|\|
828	>	(cp[2] == '-' && isalpha(cp[3]))))
829		*cp = '\n';
830		else
831		*cp = cp[1];
#	Line 1100 \| Line 835 \| *char ro;**
835		syserr(vval(OPTFILE));
836		sprintf(ro, " @%s", vval(OPTFILE));
837		}
838	<	#ifdef MSDOS
838	>	#ifdef _WIN32
839		else if (n > 50) {
840		setenv("ROPT", ro+1);
841		strcpy(ro, " $ROPT");
#	Line 1119 \| Line 854 \| *register char po;**
854		}
855		switch (vscale(QUALITY)) {
856		case MEDIUM:
857	<	po = addarg(po, "-r 1");
857	>	po = addarg(po, "-r .6");
858		break;
859		case HIGH:
860		po = addarg(po, "-m .25");
#	Line 1185 \| Line 920 \| *register char vs;**
920		zpos = -1; vs++;
921		}
922		viewtype = 'v';
923	<	if (vs == 'v' \| vs == 'l' \| vs == 'a' \| vs == 'h')
923	>	if (vs == 'v' \| vs == 'l' \| vs == 'a' \| vs == 'h' \| *vs == 'c')
924		viewtype = *vs++;
925		cp = viewopts;
926		if ((!vs \|\| isspace(vs)) && (xpos\|ypos\|zpos)) { /* got one! */
#	Line 1240 \| Line 975 \| *register char vs;**
975		case 'h':
976		cp = addarg(cp, "-vh 180 -vv 180");
977		break;
978	+	case 'c':
979	+	cp = addarg(cp, "-vh 180 -vv 90");
980	+	break;
981		}
982		} else {
983		while (!isspace(vs)) / else skip id */
#	Line 1253 \| Line 991 \| *register char vs;**
991		if (cp == viewopts) /* append any additional options */
992		vs++; /* skip prefixed space if unneeded */
993		strcpy(cp, vs);
994	<	#ifdef MSDOS
994	>	#ifdef _WIN32
995		if (strlen(viewopts) > 40) {
996		setenv("VIEW", viewopts);
997		return("$VIEW");
#	Line 1285 \| Line 1023 \| *char vn; /* returned view name /*
1023		}
1024		/* view number? */
1025		if (isint(viewselect))
1026	<	return(specview(nvalue(vv+VIEW, atoi(viewselect)-1)));
1026	>	return(specview(nvalue(VIEWS, atoi(viewselect)-1)));
1027		/* check list */
1028	<	while ((mv = nvalue(vv+VIEW, n++)) != NULL)
1028	>	while ((mv = nvalue(VIEWS, n++)) != NULL)
1029		if (matchword(viewselect, mv))
1030		return(specview(mv));
1031		return(specview(viewselect)); /* standard view? */
1032		}
1033	<	mv = nvalue(vv+VIEW, n); /* use view n */
1033	>	mv = nvalue(VIEWS, n); /* use view n */
1034		if (vn != NULL & mv != NULL) {
1035		register char *mv2 = mv;
1036		if (*mv2 != '-')
#	Line 1304 \| Line 1042 \| *char vn; /* returned view name /*
1042		}
1043
1044
1045	<	printview(vopts) /* print out selected view */
1045	>	int
1046	>	myprintview(vopts, fp) /* print out selected view */
1047		register char *vopts;
1048	+	FILE *fp;
1049		{
1050	<	extern char atos(), getenv();
1051	<	char buf[256];
1312	<	FILE *fp;
1050	>	VIEW vwr;
1051	>	char buf[128];
1052		register char *cp;
1053	<
1053	>	again:
1054		if (vopts == NULL)
1055		return(-1);
1056	<	fputs("VIEW=", stdout);
1057	<	do {
1058	<	if (matchword(vopts, "-vf")) { /* expand view file */
1059	<	vopts = sskip(vopts);
1060	<	if (!*atos(buf, sizeof(buf), vopts))
1322	<	return(-1);
1323	<	if ((fp = fopen(buf, "r")) == NULL)
1324	<	return(-1);
1325	<	for (buf[sizeof(buf)-2] = '\n';
1326	<	fgets(buf, sizeof(buf), fp) != NULL &&
1327	<	buf[0] != '\n';
1328	<	buf[sizeof(buf)-2] = '\n') {
1329	<	if (buf[sizeof(buf)-2] != '\n') {
1330	<	ungetc(buf[sizeof(buf)-2], fp);
1331	<	buf[sizeof(buf)-2] = '\0';
1332	<	}
1333	<	if (matchword(buf, "VIEW=") \|\|
1334	<	matchword(buf, "rview")) {
1335	<	for (cp = sskip(buf); cp && cp != '\n'; cp++)
1336	<	putchar(*cp);
1337	<	}
1338	<	}
1339	<	fclose(fp);
1340	<	vopts = sskip(vopts);
1341	<	} else {
1342	<	while (isspace(*vopts))
1343	<	vopts++;
1344	<	putchar(' ');
1345	<	#ifdef MSDOS
1346	<	if (vopts == '$') { / expand env. var. */
1347	<	if (!*atos(buf, sizeof(buf), vopts+1))
1348	<	return(-1);
1349	<	if ((cp = getenv(buf)) == NULL)
1350	<	return(-1);
1351	<	fputs(cp, stdout);
1352	<	vopts = sskip(vopts);
1353	<	} else
1056	>	#ifdef _WIN32
1057	>	if (vopts[0] == '$') {
1058	>	vopts = getenv(vopts+1);
1059	>	goto again;
1060	>	}
1061		#endif
1062	<	while (vopts && !isspace(vopts))
1063	<	putchar(*vopts++);
1064	<	}
1065	<	} while (*vopts++);
1066	<	putchar('\n');
1062	>	copystruct(&vwr, &stdview);
1063	>	sscanview(&vwr, cp=vopts); /* set initial options */
1064	>	while ((cp = strstr(cp, "-vf ")) != NULL &&
1065	>	*atos(buf, sizeof(buf), cp += 4)) {
1066	>	viewfile(buf, &vwr, NULL); /* load -vf file */
1067	>	sscanview(&vwr, cp); /* reset tail */
1068	>	}
1069	>	fputs(VIEWSTR, fp);
1070	>	fprintview(&vwr, fp); /* print full spec. */
1071	>	fputc('\n', fp);
1072		return(0);
1073		}
1074
#	Line 1365 \| Line 1077 \| *rview(opts, po) / run rview with first view /*
1077		char opts, po;
1078		{
1079		char *vw;
1080	<	char combuf[512];
1080	>	char combuf[PATH_MAX];
1081		/* build command */
1082		if (touchonly \|\| (vw = getview(0, NULL)) == NULL)
1083		return;
1084		if (sayview)
1085	<	printview(vw);
1085	>	myprintview(vw, stdout);
1086		sprintf(combuf, "rview %s%s%s -R %s ", vw, po, opts, rifname);
1087		if (rvdevice != NULL)
1088		sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
#	Line 1379 \| Line 1091 \| *char opts, po;*
1091		strcat(combuf, oct1name);
1092		if (runcom(combuf)) { /* run it */
1093		fprintf(stderr, "%s: error running rview\n", progname);
1094	<	exit(1);
1094	>	quit(1);
1095		}
1096		}
1097
#	Line 1387 \| Line 1099 \| *char opts, po;*
1099		rpict(opts, po) /* run rpict and pfilt for each view */
1100		char opts, po;
1101		{
1102	<	char combuf[1024];
1103	<	char rawfile[MAXPATH], picfile[MAXPATH], rep[MAXPATH+16], res[32];
1102	>	char combuf[PATH_MAX];
1103	>	char rawfile[PATH_MAX], picfile[PATH_MAX];
1104	>	char zopt[PATH_MAX+4], rep[PATH_MAX+16], res[32];
1105	>	char rppopt[128], *pfile = NULL;
1106		char pfopts[128];
1107		char vs[32], *vw;
1108		int vn, mult;
1109	+	FILE *fp;
1110		time_t rfdt, pfdt;
1111		/* get pfilt options */
1112		pfiltopts(pfopts);
#	Line 1433 \| Line 1148 \| *char opts, po;*
1148		else
1149		badvalue(REPORT);
1150		}
1151	<	/* do each view */
1152	<	vn = 0;
1151	>	/* set up parallel rendering */
1152	>	if (nprocs > 1 & !vdef(ZFILE)) {
1153	>	strcpy(rppopt, "-S 1 -PP pfXXXXXX");
1154	>	pfile = rppopt+9;
1155	>	if (mktemp(pfile) == NULL)
1156	>	pfile = NULL;
1157	>	}
1158	>	vn = 0; /* do each view */
1159		while ((vw = getview(vn++, vs)) != NULL) {
1160		if (sayview)
1161	<	printview(vw);
1161	>	myprintview(vw, stdout);
1162		if (!vs[0])
1163		sprintf(vs, "%d", vn);
1164		sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1165	+	if (vdef(ZFILE))
1166	+	sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1167	+	else
1168	+	zopt[0] = '\0';
1169		/* check date on picture */
1170		pfdt = fdate(picfile);
1171		if (pfdt >= oct1date)
1172		continue;
1173		/* get raw file name */
1174	<	sprintf(rawfile, "%s_%s.raw", vval(PICTURE), vs);
1174	>	sprintf(rawfile, "%s_%s.unf",
1175	>	vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1176		rfdt = fdate(rawfile);
1177		if (touchonly) { /* update times only */
1178		if (rfdt) {
#	Line 1456 \| Line 1182 \| *char opts, po;*
1182		touch(picfile);
1183		continue;
1184		}
1185	+	if (next_process()) { /* parallel running? */
1186	+	if (pfile != NULL)
1187	+	sleep(20);
1188	+	continue;
1189	+	}
1190	+	/* XXX Remember to call finish_process() */
1191		/* build rpict command */
1192	<	if (rfdt >= oct1date) /* recover */
1193	<	sprintf(combuf, "rpict%s%s%s -ro %s %s",
1194	<	rep, po, opts, rawfile, oct1name);
1195	<	else {
1192	>	if (rfdt >= oct1date) { /* recover */
1193	>	sprintf(combuf, "rpict%s%s%s%s -ro %s %s",
1194	>	rep, po, opts, zopt, rawfile, oct1name);
1195	>	if (runcom(combuf)) /* run rpict */
1196	>	goto rperror;
1197	>	} else {
1198		if (overture) { /* run overture calculation */
1199		sprintf(combuf,
1200		"rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
#	Line 1470 \| Line 1204 \| *char opts, po;*
1204		fprintf(stderr,
1205		"%s: error in overture for view %s\n",
1206		progname, vs);
1207	<	exit(1);
1207	>	quit(1);
1208		}
1209	<	#ifdef NIX
1209	>	#ifndef NULL_DEVICE
1210		rmfile(overfile);
1211		#endif
1212		}
1213	<	sprintf(combuf, "rpict%s %s %s%s%s %s > %s",
1213	>	sprintf(combuf, "rpict%s %s %s%s%s%s %s > %s",
1214		rep, vw, res, po, opts,
1215	<	oct1name, rawfile);
1215	>	zopt, oct1name, rawfile);
1216	>	if (pfile != NULL && inchild()) {
1217	>	/* rpict persistent mode */
1218	>	if (!silent)
1219	>	printf("\t%s\n", combuf);
1220	>	sprintf(combuf, "rpict%s %s %s%s%s %s > %s",
1221	>	rep, rppopt, res, po, opts,
1222	>	oct1name, rawfile);
1223	>	fflush(stdout);
1224	>	fp = popen(combuf, "w");
1225	>	if (fp == NULL)
1226	>	goto rperror;
1227	>	myprintview(vw, fp);
1228	>	if (pclose(fp))
1229	>	goto rperror;
1230	>	} else { /* rpict normal mode */
1231	>	if (runcom(combuf))
1232	>	goto rperror;
1233	>	}
1234		}
1235	<	if (runcom(combuf)) { /* run rpict */
1484	<	fprintf(stderr, "%s: error rendering view %s\n",
1485	<	progname, vs);
1486	<	exit(1);
1487	<	}
1235	>	if (!vdef(RAWFILE) \|\| strcmp(vval(RAWFILE),vval(PICTURE))) {
1236		/* build pfilt command */
1237	<	if (mult > 1)
1238	<	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1237	>	if (mult > 1)
1238	>	sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1239		pfopts, mult, mult, rawfile, picfile);
1240	<	else
1241	<	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1242	<	rawfile, picfile);
1243	<	if (runcom(combuf)) { /* run pfilt */
1244	<	fprintf(stderr,
1245	<	"%s: error filtering view %s\n\t%s removed\n",
1246	<	progname, vs, picfile);
1247	<	unlink(picfile);
1248	<	exit(1);
1240	>	else
1241	>	sprintf(combuf, "pfilt%s %s > %s", pfopts,
1242	>	rawfile, picfile);
1243	>	if (runcom(combuf)) { /* run pfilt */
1244	>	fprintf(stderr,
1245	>	"%s: error filtering view %s\n\t%s removed\n",
1246	>	progname, vs, picfile);
1247	>	unlink(picfile);
1248	>	quit(1);
1249	>	}
1250		}
1251		/* remove/rename raw file */
1252	<	if (vbool(RAWSAVE)) {
1253	<	sprintf(combuf, "%s_%s.rwp", vval(PICTURE), vs);
1252	>	if (vdef(RAWFILE)) {
1253	>	sprintf(combuf, "%s_%s.pic", vval(RAWFILE), vs);
1254		mvfile(rawfile, combuf);
1255		} else
1256		rmfile(rawfile);
1257	+	finish_process(); /* leave if child */
1258		}
1259	+	wait_process(1); /* wait for children to finish */
1260	+	if (pfile != NULL) { /* clean up rpict persistent mode */
1261	+	int pid;
1262	+	fp = fopen(pfile, "r");
1263	+	if (fp != NULL) {
1264	+	if (fscanf(fp, "%*s %d", &pid) != 1 \|\|
1265	+	kill(pid, 1) == -1)
1266	+	unlink(pfile);
1267	+	fclose(fp);
1268	+	}
1269	+	}
1270	+	return;
1271	+	rperror:
1272	+	fprintf(stderr, "%s: error rendering view %s\n", progname, vs);
1273	+	quit(1);
1274		}
1275
1276
#	Line 1514 \| Line 1279 \| *char fn;**
1279		{
1280		if (!silent)
1281		printf("\ttouch %s\n", fn);
1282	<	if (noaction)
1282	>	if (!nprocs)
1283		return(0);
1284		#ifdef notused
1285		if (access(fn, F_OK) == -1) /* create it */
#	Line 1530 \| Line 1295 \| *char cs;**
1295		{
1296		if (!silent) /* echo it */
1297		printf("\t%s\n", cs);
1298	<	if (noaction)
1298	>	if (!nprocs)
1299		return(0);
1300		fflush(stdout); /* flush output and pass to shell */
1301		return(system(cs));
#	Line 1541 \| Line 1306 \| *rmfile(fn) / remove a file /*
1306		char *fn;
1307		{
1308		if (!silent)
1309	<	#ifdef MSDOS
1309	>	#ifdef _WIN32
1310		printf("\tdel %s\n", fn);
1311		#else
1312		printf("\trm -f %s\n", fn);
1313		#endif
1314	<	if (noaction)
1314	>	if (!nprocs)
1315		return(0);
1316		return(unlink(fn));
1317		}
#	Line 1556 \| Line 1321 \| *mvfile(fold, fnew) / move a file /*
1321		char fold, fnew;
1322		{
1323		if (!silent)
1324	<	#ifdef MSDOS
1324	>	#ifdef _WIN32
1325		printf("\trename %s %s\n", fold, fnew);
1326		#else
1327		printf("\tmv %s %s\n", fold, fnew);
1328		#endif
1329	<	if (noaction)
1329	>	if (!nprocs)
1330		return(0);
1331		return(rename(fold, fnew));
1332		}
1333
1334
1335	<	#ifdef MSDOS
1335	>	#ifdef RHAS_FORK_EXEC
1336	>	int
1337	>	next_process() /* fork the next process (max. nprocs) */
1338	>	{
1339	>	int child_pid;
1340	>
1341	>	if (nprocs <= 1)
1342	>	return(0); /* it's us or no one */
1343	>	if (inchild()) {
1344	>	fprintf(stderr, "%s: internal error 1 in spawn_process()\n",
1345	>	progname);
1346	>	quit(1);
1347	>	}
1348	>	if (children_running >= nprocs)
1349	>	wait_process(0); /* wait for someone to finish */
1350	>	fflush(stdout);
1351	>	child_pid = fork(); /* split process */
1352	>	if (child_pid == 0) { /* we're the child */
1353	>	children_running = -1;
1354	>	return(0);
1355	>	}
1356	>	if (child_pid > 0) { /* we're the parent */
1357	>	++children_running;
1358	>	return(1);
1359	>	}
1360	>	fprintf(stderr, "%s: warning -- fork() failed\n", progname);
1361	>	return(0);
1362	>	}
1363	>
1364	>	wait_process(all) /* wait for process(es) to finish */
1365	>	int all;
1366	>	{
1367	>	int ourstatus = 0;
1368	>	int pid, status;
1369	>
1370	>	if (all)
1371	>	all = children_running;
1372	>	else if (children_running > 0)
1373	>	all = 1;
1374	>	while (all-- > 0) {
1375	>	pid = wait(&status);
1376	>	if (pid < 0)
1377	>	syserr(progname);
1378	>	status = status>>8 & 0xff;
1379	>	--children_running;
1380	>	if (status != 0) { /* child's problem is our problem */
1381	>	if (ourstatus == 0 & children_running > 0)
1382	>	fprintf(stderr, "%s: waiting for remaining processes\n",
1383	>	progname);
1384	>	ourstatus = status;
1385	>	all = children_running;
1386	>	}
1387	>	}
1388	>	if (ourstatus != 0)
1389	>	quit(ourstatus); /* bad status from child */
1390	>	}
1391	>	#else /* ! RHAS_FORK_EXEC */
1392	>	int
1393	>	next_process()
1394	>	{
1395	>	return(0); /* cannot start new process */
1396	>	}
1397	>	wait_process(all)
1398	>	int all;
1399	>	{
1400	>	(void)all; /* no one to wait for */
1401	>	}
1402	>	#endif /* ! RHAS_FORK_EXEC */
1403	>
1404	>	finish_process() /* exit a child process */
1405	>	{
1406	>	if (!inchild())
1407	>	return; /* in parent -- noop */
1408	>	exit(0);
1409	>	}
1410	>
1411	>	#ifdef _WIN32
1412		setenv(vname, value) /* set an environment variable */
1413		char vname, value;
1414		{
#	Line 1579 \| Line 1420 \| *char vname, value;*
1420		sprintf(evp, "%s=%s", vname, value);
1421		if (putenv(evp) != 0) {
1422		fprintf(stderr, "%s: out of environment space\n", progname);
1423	<	exit(1);
1423	>	quit(1);
1424		}
1425		if (!silent)
1426		printf("set %s\n", evp);
#	Line 1592 \| Line 1433 \| int vc;
1433		{
1434		fprintf(stderr, "%s: bad value for variable '%s'\n",
1435		progname, vnam(vc));
1436	<	exit(1);
1436	>	quit(1);
1437		}
1438
1439
#	Line 1600 \| Line 1441 \| *syserr(s) / report a system error and exit /*
1441		char *s;
1442		{
1443		perror(s);
1444	<	exit(1);
1444	>	quit(1);
1445	>	}
1446	>
1447	>
1448	>	void
1449	>	quit(ec) /* exit program */
1450	>	int ec;
1451	>	{
1452	>	exit(ec);
1453		}

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Comparing ray/src/util/rad.c (file contents): Revision 2.43 by greg, Thu Jul 6 12:15:40 1995 UTC vs. Revision 2.67 by greg, Thu Jul 3 18:03:58 2003 UTC

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Comparing ray/src/util/rad.c (file contents):
Revision 2.43 by greg, Thu Jul 6 12:15:40 1995 UTC vs.
Revision 2.67 by greg, Thu Jul 3 18:03:58 2003 UTC