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root/radiance/ray/src/util/getinfo.c
Revision: 2.6
Committed: Thu Jun 5 19:29:35 2003 UTC (19 years, 6 months ago) by schorsch
Content type: text/plain
Branch: MAIN
Changes since 2.5: +6 -13 lines
Log Message:
Macros for setting binary file mode. Replacing MSDOS by _WIN32.

File Contents

# Content
1 #ifndef lint
2 static const char RCSid[] = "$Id: getinfo.c,v 2.5 2003/02/22 02:07:30 greg Exp $";
3 #endif
4 /*
5 * getinfo.c - program to read info. header from file.
6 *
7 * 1/3/86
8 */
9
10 #include <stdio.h>
11
12 #include "platform.h"
13
14
15
16 int
17 tabstr(s) /* put out line followed by tab */
18 register char *s;
19 {
20 while (*s) {
21 putchar(*s);
22 s++;
23 }
24 if (*--s == '\n')
25 putchar('\t');
26 return(0);
27 }
28
29
30 main(argc, argv)
31 int argc;
32 char **argv;
33 {
34 int dim = 0;
35 FILE *fp;
36 int i;
37
38 if (argc > 1 && !strcmp(argv[1], "-d")) {
39 argc--; argv++;
40 dim = 1;
41 SET_DEFAULT_BINARY(); /* for output file */
42 SET_FILE_BINARY(stdin);
43 } else if (argc == 2 && !strcmp(argv[1], "-")) {
44 SET_FILE_BINARY(stdin);
45 SET_FILE_BINARY(stdout);
46 getheader(stdin, NULL, NULL);
47 copycat();
48 exit(0);
49 }
50 for (i = 1; i < argc; i++) {
51 fputs(argv[i], stdout);
52 if ((fp = fopen(argv[i], "r")) == NULL)
53 fputs(": cannot open\n", stdout);
54 else {
55 if (dim) {
56 fputs(": ", stdout);
57 getdim(fp);
58 } else {
59 tabstr(":\n");
60 getheader(fp, tabstr, NULL);
61 putchar('\n');
62 }
63 fclose(fp);
64 }
65 }
66 if (argc == 1)
67 if (dim) {
68 getdim(stdin);
69 } else {
70 getheader(stdin, fputs, stdout);
71 putchar('\n');
72 }
73 exit(0);
74 }
75
76
77 getdim(fp) /* get dimensions from file */
78 register FILE *fp;
79 {
80 int j;
81 register int c;
82
83 getheader(fp, NULL, NULL); /* skip header */
84
85 switch (c = getc(fp)) {
86 case '+': /* picture */
87 case '-':
88 do
89 putchar(c);
90 while (c != '\n' && (c = getc(fp)) != EOF);
91 break;
92 case 1: /* octree */
93 getc(fp);
94 j = 0;
95 while ((c = getc(fp)) != EOF)
96 if (c == 0)
97 if (++j >= 4)
98 break;
99 else
100 putchar(' ');
101 else
102 putchar(c);
103 putchar('\n');
104 break;
105 default: /* ??? */
106 fputs("unknown file type\n", stdout);
107 break;
108 }
109 }
110
111
112 copycat() /* copy input to output */
113 {
114 register int c;
115
116 while ((c = getchar()) != EOF)
117 putchar(c);
118 }