1 /*
2 * Copyright (c) 1983 Regents of the University of California.
3 * All rights reserved. The Berkeley software License Agreement
4 * specifies the terms and conditions for redistribution.
5 */
6
7 #ifndef lint
8 static char sccsid[] = "@(#)rotprt.c 5.1 (Berkeley) 05/15/85";
9 #endif not lint
10
11 /*
12 * Print a rotated font.
13 */
14
15 #include <stdio.h>
16 #include <vfont.h>
17 #include <sys/types.h>
18 #include <sys/stat.h>
19
20 char *chp;
21 char *sbrk();
22
main(argc,argv)23 main(argc,argv)
24 char **argv;
25 {
26 struct header h;
27 struct dispatch d[256];
28 struct stat stb;
29 off_t tell();
30 int i,size;
31
32 argc--, argv++;
33 if (argc > 0) {
34 close(0);
35 if (open(argv[0], 0) < 0)
36 perror(argv[0]), exit(1);
37 }
38 if (read(0, &h, sizeof(h)) != sizeof(h))
39 fprintf(stderr, "header read error\n"), exit(1);
40 if (h.magic != 0436)
41 fprintf(stderr, "bad magic number\n"), exit(1);
42 if (read(0, d, sizeof(d)) != sizeof(d))
43 fprintf(stderr, "dispatch read error\n"), exit(1);
44 fstat(0, &stb);
45 size = stb.st_size - tell(0);
46 fprintf(stderr, "%d bytes of characters\n", size);
47 chp = sbrk(size);
48 read(0, chp, size);
49 /* write(1, &h, sizeof (h)); */
50 for (i = 0; i < 256; i++)
51 rprt(i, &d[i], chp+d[i].addr);
52 }
53
rprt(i,dp,cp)54 rprt(i, dp, cp)
55 int i;
56 struct dispatch *dp;
57 char *cp;
58 {
59 int bpl, j;
60
61 if (dp->nbytes == 0)
62 return;
63 if (i >= 0200)
64 printf("M-"), i -= 0200;
65 if (i < 040)
66 printf("^%c", i|'@');
67 else if (i == 0177)
68 printf("^?");
69 else
70 printf("%c", i);
71 printf("%d bytes, l %d r %d u %d d %d:\n",
72 dp->nbytes, dp->left, dp->right, dp->up, dp->down);
73 bpl = (dp->up+dp->down+7)/8;
74 for (i = 0; i < dp->right+dp->left; i++) {
75 for (j = 0; j < bpl; j++)
76 pbits(cp[j]);
77 cp += bpl;
78 printf("\n");
79 }
80 printf("========\n");
81 }
82
pbits(i)83 pbits(i)
84 register int i;
85 {
86 register int j;
87
88 for (j = 8; j > 0; j--) {
89 printf((i & 0x80) ? " *" : " ");
90 i <<= 1;
91 }
92 }
93