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greg |
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/* Copyright (c) 1986 Regents of the University of California */
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#ifndef lint
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static char SCCSid[] = "$SunId$ LBL";
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#endif
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/*
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* getinfo.c - program to read info. header from file.
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*
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* 1/3/86
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*/
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#include <stdio.h>
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tabstr(s) /* put out line followed by tab */
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register char *s;
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{
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while (*s) {
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putchar(*s);
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s++;
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}
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if (*--s == '\n')
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putchar('\t');
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}
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main(argc, argv)
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int argc;
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char *argv[];
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{
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int dim = 0;
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FILE *fp;
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int i;
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if (argc > 1 && !strcmp(argv[1], "-d")) {
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argc--; argv++;
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dim = 1;
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}
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for (i = 1; i < argc; i++) {
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fputs(argv[i], stdout);
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if ((fp = fopen(argv[i], "r")) == NULL)
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fputs(": cannot open\n", stdout);
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else {
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if (dim) {
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fputs(": ", stdout);
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getdim(fp);
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} else {
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tabstr(":\n");
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getheader(fp, tabstr);
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putchar('\n');
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}
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fclose(fp);
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}
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}
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if (argc == 1)
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if (dim) {
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getdim(stdin);
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} else {
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copyheader(stdin, stdout);
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putchar('\n');
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}
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exit(0);
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}
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getdim(fp) /* get dimensions from file */
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register FILE *fp;
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{
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int j;
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register int c;
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getheader(fp, NULL); /* skip header */
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switch (c = getc(fp)) {
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case '+': /* picture */
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case '-':
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do
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putchar(c);
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while (c != '\n' && (c = getc(fp)) != EOF);
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break;
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case 1: /* octree */
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getc(fp);
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j = 0;
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while ((c = getc(fp)) != EOF)
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if (c == 0)
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if (++j >= 4)
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break;
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else
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putchar(' ');
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else
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putchar(c);
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putchar('\n');
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break;
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default: /* ??? */
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fputs("unknown file type\n", stdout);
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break;
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}
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}
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