146 lines
3.3 KiB
C
146 lines
3.3 KiB
C
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/*
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* Copyright (c) 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char copyright[] =
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"@(#) Copyright (c) 1988, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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static char sccsid[] = "@(#)morse.c 8.1 (Berkeley) 5/31/93";
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#endif /* not lint */
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#include <stdio.h>
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#include <ctype.h>
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static char
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*digit[] = {
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"-----",
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".----",
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"..---",
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"...--",
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"....-",
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".....",
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"-....",
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"--...",
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"---..",
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"----.",
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},
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*alph[] = {
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".-",
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"-...",
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"-.-.",
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"-..",
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".",
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"..-.",
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"--.",
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"....",
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"..",
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".---",
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"-.-",
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".-..",
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"--",
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"-.",
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"---",
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".--.",
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"--.-",
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".-.",
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"...",
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"-",
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"..-",
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"...-",
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".--",
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"-..-",
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"-.--",
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"--..",
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};
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static int sflag;
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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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extern char *optarg;
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extern int optind;
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register int ch;
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register char *p;
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while ((ch = getopt(argc, argv, "s")) != EOF)
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switch((char)ch) {
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case 's':
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sflag = 1;
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break;
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case '?':
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default:
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fprintf(stderr, "usage: morse [string ...]");
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exit(1);
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}
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argc -= optind;
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argv += optind;
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if (*argv)
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do {
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for (p = *argv; *p; ++p)
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morse((int)*p);
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} while (*++argv);
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else while ((ch = getchar()) != EOF)
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morse(ch);
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}
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morse(c)
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register int c;
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{
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if (isalpha(c))
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show(alph[c - (isupper(c) ? 'A' : 'a')]);
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else if (isdigit(c))
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show(digit[c - '0']);
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else if (c == ',')
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show("--..--");
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else if (c == '.')
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show(".-.-.-");
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else if (isspace(c))
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show(" ...\n");
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}
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show(s)
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register char *s;
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{
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if (sflag)
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printf(" %s", s);
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else for (; *s; ++s)
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printf(" %s", *s == '.' ? "dit" : "daw");
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printf(",\n");
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}
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