projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| ca8289cc BJ |
1 | # |
| 2 | /* | |
| 3 | * tell vcat which fonts are loaded on the "typesetter" | |
| 4 | */ | |
| 5 | #define MAGIC_NUMBER 0436 | |
| 6 | #define RAILMAG_FILE "/usr/lib/vfont/railmag" | |
| 7 | ||
| 8 | char *concat(); | |
| 9 | int rmfd; | |
| 10 | char *rm[4]; | |
| 11 | char tbuf[256]; | |
| 12 | ||
| 13 | main(argc, argv) | |
| 14 | int argc; | |
| 15 | char *argv[]; | |
| 16 | { | |
| 17 | register int fnum; | |
| 18 | char cbuf[4][50]; | |
| 19 | ||
| 20 | readrm(); | |
| 21 | if(argc <= 1) | |
| 22 | { | |
| 23 | printrm(); | |
| 24 | exit(0); | |
| 25 | } | |
| 26 | while(--argc) | |
| 27 | { | |
| 28 | argv++; | |
| 29 | fnum = argv[0][0]-'0'; | |
| 30 | if(fnum < 1 || fnum > 4) | |
| 31 | error("Invalid font number"); | |
| 32 | checkfont(argv[1]); | |
| 33 | if(argv[1][0] == '/') | |
| 34 | rm[fnum-1] = argv[1]; | |
| 35 | else | |
| 36 | rm[fnum-1] = concat(cbuf[fnum-1], "/usr/lib/vfont/", argv[1]); | |
| 37 | argv++; argc--; | |
| 38 | } | |
| 39 | writerm(); | |
| 40 | } | |
| 41 | ||
| 42 | ||
| 43 | error(str) | |
| 44 | char *str; | |
| 45 | { | |
| 46 | ||
| 47 | write(2, "Railmag: ", 9); | |
| 48 | write(2, str, strlen(str)); | |
| 49 | write(2, "\n", 1); | |
| 50 | exit(); | |
| 51 | } | |
| 52 | ||
| 53 | ||
| 54 | checkfont(file) | |
| 55 | char *file; | |
| 56 | { | |
| 57 | register int fd; | |
| 58 | char cbuf[80]; | |
| 59 | char cbuf2[80]; | |
| 60 | short word; | |
| 61 | ||
| 62 | if((fd = open(concat(cbuf, file, ".10"), 0)) < 0) | |
| 63 | if((fd = open(concat(cbuf2, "/usr/lib/vfont/", cbuf), 0)) < 0) | |
| 64 | error("cant open font"); | |
| 65 | if(read(fd, &word, 2) != 2) | |
| 66 | error("cant read font"); | |
| 67 | if(word != MAGIC_NUMBER) | |
| 68 | error("font has no magic number"); | |
| 69 | close(fd); | |
| 70 | } | |
| 71 | ||
| 72 | readrm() | |
| 73 | { | |
| 74 | register int i; | |
| 75 | register char *cp; | |
| 76 | char c; | |
| 77 | ||
| 78 | if((rmfd = open(RAILMAG_FILE, 0)) < 0) | |
| 79 | error("No railmag file"); | |
| 80 | cp = tbuf; | |
| 81 | for(i = 0; i < 4; i++) | |
| 82 | { | |
| 83 | rm[i] = cp; | |
| 84 | while(read(rmfd, &c, 1) == 1 && c != '\n') | |
| 85 | *cp++ = c; | |
| 86 | *cp++ = '\0'; | |
| 87 | } | |
| 88 | } | |
| 89 | ||
| 90 | printrm() | |
| 91 | { | |
| 92 | register int i; | |
| 93 | ||
| 94 | for(i = 0; i < 4; i++) | |
| 95 | printf("%s on %d\n", rm[i], i+1); | |
| 96 | } | |
| 97 | ||
| 98 | writerm() | |
| 99 | { | |
| 100 | register int i; | |
| 101 | register char *cp; | |
| 102 | ||
| 103 | unlink(RAILMAG_FILE); | |
| 104 | if((rmfd = creat(RAILMAG_FILE, 0644)) < 0) | |
| 105 | error("cant recreate railmag file"); | |
| 106 | for(i = 0; i < 4; i++) | |
| 107 | { | |
| 108 | cp = rm[i]; | |
| 109 | while(*cp != '\0') | |
| 110 | write(rmfd, cp++, 1); | |
| 111 | write(rmfd, "\n", 1); | |
| 112 | } | |
| 113 | } | |
| 114 | ||
| 115 | char * | |
| 116 | concat(outbuf,in1,in2) | |
| 117 | char *outbuf,*in1,*in2; | |
| 118 | { | |
| 119 | char *save; | |
| 120 | ||
| 121 | save = outbuf; | |
| 122 | while(*in1) | |
| 123 | *outbuf++ = *in1++; | |
| 124 | while(*in2) | |
| 125 | *outbuf++ = *in2++; | |
| 126 | return(save); | |
| 127 | } |