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700813a0 WJ |
1 | /* |
2 | * Copyright (c) 1988 Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | */ | |
33 | ||
34 | #ifndef lint | |
35 | char copyright[] = | |
36 | "@(#) Copyright (c) 1988 Regents of the University of California.\n\ | |
37 | All rights reserved.\n"; | |
38 | #endif /* not lint */ | |
39 | ||
40 | #ifndef lint | |
41 | static char sccsid[] = "@(#)morse.c 5.3 (Berkeley) 2/28/91"; | |
42 | #endif /* not lint */ | |
43 | ||
44 | #include <stdio.h> | |
45 | #include <ctype.h> | |
46 | ||
47 | static char | |
48 | *digit[] = { | |
49 | "-----", | |
50 | ".----", | |
51 | "..---", | |
52 | "...--", | |
53 | "....-", | |
54 | ".....", | |
55 | "-....", | |
56 | "--...", | |
57 | "---..", | |
58 | "----.", | |
59 | }, | |
60 | *alph[] = { | |
61 | ".-", | |
62 | "-...", | |
63 | "-.-.", | |
64 | "-..", | |
65 | ".", | |
66 | "..-.", | |
67 | "--.", | |
68 | "....", | |
69 | "..", | |
70 | ".---", | |
71 | "-.-", | |
72 | ".-..", | |
73 | "--", | |
74 | "-.", | |
75 | "---", | |
76 | ".--.", | |
77 | "--.-", | |
78 | ".-.", | |
79 | "...", | |
80 | "-", | |
81 | "..-", | |
82 | "...-", | |
83 | ".--", | |
84 | "-..-", | |
85 | "-.--", | |
86 | "--..", | |
87 | }; | |
88 | ||
89 | static int sflag; | |
90 | ||
91 | main(argc, argv) | |
92 | int argc; | |
93 | char **argv; | |
94 | { | |
95 | extern char *optarg; | |
96 | extern int optind; | |
97 | register int ch; | |
98 | register char *p; | |
99 | ||
100 | while ((ch = getopt(argc, argv, "s")) != EOF) | |
101 | switch((char)ch) { | |
102 | case 's': | |
103 | sflag = 1; | |
104 | break; | |
105 | case '?': | |
106 | default: | |
107 | fprintf(stderr, "usage: morse [string ...]"); | |
108 | exit(1); | |
109 | } | |
110 | argc -= optind; | |
111 | argv += optind; | |
112 | ||
113 | if (*argv) | |
114 | do { | |
115 | for (p = *argv; *p; ++p) | |
116 | morse((int)*p); | |
117 | } while (*++argv); | |
118 | else while ((ch = getchar()) != EOF) | |
119 | morse(ch); | |
120 | } | |
121 | ||
122 | morse(c) | |
123 | register int c; | |
124 | { | |
125 | if (isalpha(c)) | |
126 | show(alph[c - (isupper(c) ? 'A' : 'a')]); | |
127 | else if (isdigit(c)) | |
128 | show(digit[c - '0']); | |
129 | else if (c == ',') | |
130 | show("--..--"); | |
131 | else if (c == '.') | |
132 | show(".-.-.-"); | |
133 | else if (isspace(c)) | |
134 | show(" ...\n"); | |
135 | } | |
136 | ||
137 | show(s) | |
138 | register char *s; | |
139 | { | |
140 | if (sflag) | |
141 | printf(" %s", s); | |
142 | else for (; *s; ++s) | |
143 | printf(" %s", *s == '.' ? "dit" : "daw"); | |
144 | printf(",\n"); | |
145 | } |