lpr(1): Connect filters.ru/ to the parent Makefile.inc and fix 2 warnings.
[dragonfly.git] / usr.sbin / lpr / filters.ru / koi2855 / koi2855.c
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1/*
2 * Copyright (C) 1999 by Andrey A. Chernov, Moscow, Russia.
3 * (C) 18 Sep 1999, Alex G. Bulushev (bag@demos.su)
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28/*
29 * KOI8-R -> CP855 conversion filter (Russian character sets)
30 *
31 * $FreeBSD: src/usr.sbin/lpr/filters.ru/koi2855/koi2855.c,v 1.1 1999/09/21 20:42:10 ache Exp $
36471bd1 32 * $DragonFly: src/usr.sbin/lpr/filters.ru/koi2855/koi2855.c,v 1.3 2005/12/05 02:40:27 swildner Exp $
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33 */
34
35#include <sys/types.h>
36#include <signal.h>
37#include <stdio.h>
057385c6 38#include <stdlib.h>
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39#include <unistd.h>
40
41int length = 66;
42int lines;
43
44unsigned char koi2855 [] = {
450xc4, 0xb3, 0xda, 0xbf, 0xc0, 0xd9, 0xc3, 0xb4,
460xc2, 0xc1, 0xc5, 0xdf, 0xdc, 0xdb, 0xdb, 0xdb,
470xb0, 0xb1, 0xb2, 0xda, 0xfe, 0x2e, 0xad, 0x3d,
480xae, 0xaf, 0xff, 0xd9, 0xcf, 0x32, 0x2e, 0x25,
490xcd, 0xba, 0xc9, 0x84, 0xc9, 0xc9, 0xbb, 0xbb,
500xbb, 0xc8, 0xc8, 0xc8, 0xbc, 0xbc, 0xbc, 0xcc,
510xcc, 0xcc, 0xb9, 0x85, 0xb9, 0xb9, 0xcb, 0xcb,
520xcb, 0xca, 0xca, 0xca, 0xce, 0xce, 0xce, 0x43,
530x9c, 0xa0, 0xa2, 0xa4, 0xa6, 0xa8, 0xaa, 0xac,
540xb5, 0xb7, 0xbd, 0xc6, 0xd0, 0xd2, 0xd4, 0xd6,
550xd8, 0xde, 0xe1, 0xe3, 0xe5, 0xe7, 0xe9, 0xeb,
560xed, 0xf1, 0xf3, 0xf5, 0xf7, 0xf9, 0xfb, 0x9e,
570x9d, 0xa1, 0xa3, 0xa5, 0xa7, 0xa9, 0xab, 0xad,
580xb6, 0xb8, 0xbe, 0xc7, 0xd1, 0xd3, 0xd5, 0xd7,
590xdd, 0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec,
600xee, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0x9f
61};
62
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63int
64main(int argc, char *argv[])
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65{
66 int c, i;
67 char *cp;
68
69 while (--argc) {
70 if (*(cp = *++argv) == '-') {
71 switch (*++cp) {
72 case 'l':
73 if ((i = atoi(++cp)) > 0)
74 length = i;
75 break;
76 }
77 }
78 }
79
80 while ((c = getchar()) != EOF) {
81 if (c == '\031') {
82 if ((c = getchar()) == '\1') {
83 lines = 0;
84 fflush(stdout);
85 kill(getpid(), SIGSTOP);
86 continue;
87 } else {
88 ungetc(c, stdin);
89 c = '\031';
90 }
91 } else if (c & 0x80) {
92 putchar(koi2855[c & 0x7F]);
93 continue;
94 } else if (c == '\n')
95 lines++;
96 else if (c == '\f')
97 lines = length;
98 putchar(c);
99 if (lines >= length) {
100 lines = 0;
101 fflush(stdout);
102 }
103 }
104 return 0;
105}