NetBSD/games/morse/morse.c

146 lines
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C
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1993-03-21 12:45:37 +03:00
/*
* Copyright (c) 1988 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1988 Regents of the University of California.\n\
All rights reserved.\n";
#endif /* not lint */
#ifndef lint
static char sccsid[] = "@(#)morse.c 5.3 (Berkeley) 2/28/91";
#endif /* not lint */
#include <stdio.h>
#include <ctype.h>
static char
*digit[] = {
"-----",
".----",
"..---",
"...--",
"....-",
".....",
"-....",
"--...",
"---..",
"----.",
},
*alph[] = {
".-",
"-...",
"-.-.",
"-..",
".",
"..-.",
"--.",
"....",
"..",
".---",
"-.-",
".-..",
"--",
"-.",
"---",
".--.",
"--.-",
".-.",
"...",
"-",
"..-",
"...-",
".--",
"-..-",
"-.--",
"--..",
};
static int sflag;
main(argc, argv)
int argc;
char **argv;
{
extern char *optarg;
extern int optind;
register int ch;
register char *p;
while ((ch = getopt(argc, argv, "s")) != EOF)
switch((char)ch) {
case 's':
sflag = 1;
break;
case '?':
default:
fprintf(stderr, "usage: morse [string ...]");
exit(1);
}
argc -= optind;
argv += optind;
if (*argv)
do {
for (p = *argv; *p; ++p)
morse((int)*p);
} while (*++argv);
else while ((ch = getchar()) != EOF)
morse(ch);
}
morse(c)
register int c;
{
if (isalpha(c))
show(alph[c - (isupper(c) ? 'A' : 'a')]);
else if (isdigit(c))
show(digit[c - '0']);
else if (c == ',')
show("--..--");
else if (c == '.')
show(".-.-.-");
else if (isspace(c))
show(" ...\n");
}
show(s)
register char *s;
{
if (sflag)
printf(" %s", s);
else for (; *s; ++s)
printf(" %s", *s == '.' ? "dit" : "daw");
printf(",\n");
}