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morse.c (129299) morse.c (147110)
1/*
2 * Copyright (c) 1988, 1993
3 * The Regents of the University of California. 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

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42 The Regents of the University of California. All rights reserved.\n";
43#endif /* not lint */
44
45#ifndef lint
46#if 0
47static char sccsid[] = "@(#)morse.c 8.1 (Berkeley) 5/31/93";
48#endif
49static const char rcsid[] =
1/*
2 * Copyright (c) 1988, 1993
3 * The Regents of the University of California. 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

--- 33 unchanged lines hidden (view full) ---

42 The Regents of the University of California. All rights reserved.\n";
43#endif /* not lint */
44
45#ifndef lint
46#if 0
47static char sccsid[] = "@(#)morse.c 8.1 (Berkeley) 5/31/93";
48#endif
49static const char rcsid[] =
50 "$FreeBSD: head/games/morse/morse.c 129299 2004-05-16 21:49:23Z ru $";
50 "$FreeBSD: head/games/morse/morse.c 147110 2005-06-07 19:01:41Z joerg $";
51#endif /* not lint */
52
53#include <sys/time.h>
54
55#include <ctype.h>
56#include <fcntl.h>
57#include <langinfo.h>
58#include <locale.h>

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261
262 {'\0', ""}
263};
264
265void show(const char *), play(const char *), morse(char);
266void ttyout(const char *);
267void sighandler(int);
268
51#endif /* not lint */
52
53#include <sys/time.h>
54
55#include <ctype.h>
56#include <fcntl.h>
57#include <langinfo.h>
58#include <locale.h>

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261
262 {'\0', ""}
263};
264
265void show(const char *), play(const char *), morse(char);
266void ttyout(const char *);
267void sighandler(int);
268
269#define GETOPTOPTS "d:ef:lsw:"
269#define GETOPTOPTS "c:d:ef:lsw:"
270#define USAGE \
270#define USAGE \
271"usage: morse [-els] [-d device] [-w speed] [-f frequency] [string ...]\n"
271"usage: morse [-els] [-d device] [-w speed] [-c speed] [-f frequency] [string ...]\n"
272
273static int pflag, lflag, sflag, eflag;
272
273static int pflag, lflag, sflag, eflag;
274static int wpm = 20; /* words per minute */
274static int wpm = 20; /* effective words per minute */
275static int cpm; /* effective words per minute between
276 * characters */
275#define FREQUENCY 600
276static int freq = FREQUENCY;
277static char *device; /* for tty-controlled generator */
278
279#define DASH_LEN 3
280#define CHAR_SPACE 3
281#define WORD_SPACE (7 - CHAR_SPACE - 1)
282static float dot_clock;
277#define FREQUENCY 600
278static int freq = FREQUENCY;
279static char *device; /* for tty-controlled generator */
280
281#define DASH_LEN 3
282#define CHAR_SPACE 3
283#define WORD_SPACE (7 - CHAR_SPACE - 1)
284static float dot_clock;
285static float cdot_clock;
283int spkr, line;
284struct termios otty, ntty;
285int olflags;
286
287#ifdef SPEAKER
288tone_t sound;
289#undef GETOPTOPTS
286int spkr, line;
287struct termios otty, ntty;
288int olflags;
289
290#ifdef SPEAKER
291tone_t sound;
292#undef GETOPTOPTS
290#define GETOPTOPTS "d:ef:lpsw:"
293#define GETOPTOPTS "c:d:ef:lpsw:"
291#undef USAGE
292#define USAGE \
294#undef USAGE
295#define USAGE \
293"usage: morse [-elps] [-d device] [-w speed] [-f frequency] [string ...]\n"
296"usage: morse [-elps] [-d device] [-w speed] [-c speed] [-f frequency] [string ...]\n"
294#endif
295
296static const struct morsetab *hightab;
297
298int
299main(int argc, char **argv)
300{
301 int ch, lflags;
302 char *p, *codeset;
303
304 while ((ch = getopt(argc, argv, GETOPTOPTS)) != -1)
305 switch ((char) ch) {
297#endif
298
299static const struct morsetab *hightab;
300
301int
302main(int argc, char **argv)
303{
304 int ch, lflags;
305 char *p, *codeset;
306
307 while ((ch = getopt(argc, argv, GETOPTOPTS)) != -1)
308 switch ((char) ch) {
309 case 'c':
310 cpm = atoi(optarg);
311 break;
306 case 'd':
307 device = optarg;
308 break;
309 case 'e':
310 eflag = 1;
311 setvbuf(stdout, 0, _IONBF, 0);
312 break;
313 case 'f':

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335 if (sflag && lflag) {
336 fputs("morse: only one of -l and -s allowed\n", stderr);
337 exit(1);
338 }
339 if ((pflag || device) && (sflag || lflag)) {
340 fputs("morse: only one of -p, -d and -l, -s allowed\n", stderr);
341 exit(1);
342 }
312 case 'd':
313 device = optarg;
314 break;
315 case 'e':
316 eflag = 1;
317 setvbuf(stdout, 0, _IONBF, 0);
318 break;
319 case 'f':

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341 if (sflag && lflag) {
342 fputs("morse: only one of -l and -s allowed\n", stderr);
343 exit(1);
344 }
345 if ((pflag || device) && (sflag || lflag)) {
346 fputs("morse: only one of -p, -d and -l, -s allowed\n", stderr);
347 exit(1);
348 }
343 if ((pflag || device) && ((wpm < 1) || (wpm > 60))) {
349 if (cpm == 0)
350 cpm = wpm;
351 if ((pflag || device) && ((wpm < 1) || (wpm > 60) || (cpm < 1) || (cpm > 60))) {
344 fputs("morse: insane speed\n", stderr);
345 exit(1);
346 }
347 if ((pflag || device) && (freq == 0))
348 freq = FREQUENCY;
349
350#ifdef SPEAKER
351 if (pflag) {

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380 (void)signal(SIGTERM, sighandler);
381 }
382 if (pflag || device) {
383 dot_clock = wpm / 2.4; /* dots/sec */
384 dot_clock = 1 / dot_clock; /* duration of a dot */
385 dot_clock = dot_clock / 2; /* dot_clock runs at twice */
386 /* the dot rate */
387 dot_clock = dot_clock * 100; /* scale for ioctl */
352 fputs("morse: insane speed\n", stderr);
353 exit(1);
354 }
355 if ((pflag || device) && (freq == 0))
356 freq = FREQUENCY;
357
358#ifdef SPEAKER
359 if (pflag) {

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388 (void)signal(SIGTERM, sighandler);
389 }
390 if (pflag || device) {
391 dot_clock = wpm / 2.4; /* dots/sec */
392 dot_clock = 1 / dot_clock; /* duration of a dot */
393 dot_clock = dot_clock / 2; /* dot_clock runs at twice */
394 /* the dot rate */
395 dot_clock = dot_clock * 100; /* scale for ioctl */
396
397 cdot_clock = cpm / 2.4; /* dots/sec */
398 cdot_clock = 1 / cdot_clock; /* duration of a dot */
399 cdot_clock = cdot_clock / 2; /* dot_clock runs at twice */
400 /* the dot rate */
401 cdot_clock = cdot_clock * 100; /* scale for ioctl */
388 }
389
390 argc -= optind;
391 argv += optind;
392
393 if (setlocale(LC_CTYPE, "") != NULL &&
394 *(codeset = nl_langinfo(CODESET)) != '\0') {
395 if (strcmp(codeset, "KOI8-R") == 0)

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487 sound.duration = dot_clock;
488 break;
489 case '-':
490 sound.frequency = freq;
491 sound.duration = dot_clock * DASH_LEN;
492 break;
493 case ' ':
494 sound.frequency = 0;
402 }
403
404 argc -= optind;
405 argv += optind;
406
407 if (setlocale(LC_CTYPE, "") != NULL &&
408 *(codeset = nl_langinfo(CODESET)) != '\0') {
409 if (strcmp(codeset, "KOI8-R") == 0)

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501 sound.duration = dot_clock;
502 break;
503 case '-':
504 sound.frequency = freq;
505 sound.duration = dot_clock * DASH_LEN;
506 break;
507 case ' ':
508 sound.frequency = 0;
495 sound.duration = dot_clock * WORD_SPACE;
509 sound.duration = cdot_clock * WORD_SPACE;
496 break;
497 default:
498 sound.duration = 0;
499 }
500 if (sound.duration) {
501 if (ioctl(spkr, SPKRTONE, &sound) == -1) {
502 perror("ioctl play");
503 exit(1);
504 }
505 }
506 sound.frequency = 0;
507 sound.duration = dot_clock;
508 if (ioctl(spkr, SPKRTONE, &sound) == -1) {
509 perror("ioctl rest");
510 exit(1);
511 }
512 }
513 sound.frequency = 0;
510 break;
511 default:
512 sound.duration = 0;
513 }
514 if (sound.duration) {
515 if (ioctl(spkr, SPKRTONE, &sound) == -1) {
516 perror("ioctl play");
517 exit(1);
518 }
519 }
520 sound.frequency = 0;
521 sound.duration = dot_clock;
522 if (ioctl(spkr, SPKRTONE, &sound) == -1) {
523 perror("ioctl rest");
524 exit(1);
525 }
526 }
527 sound.frequency = 0;
514 sound.duration = dot_clock * CHAR_SPACE;
528 sound.duration = cdot_clock * CHAR_SPACE;
515 ioctl(spkr, SPKRTONE, &sound);
516#endif
517}
518
519void
520ttyout(const char *s)
521{
522 const char *c;

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529 duration = dot_clock;
530 break;
531 case '-':
532 on = 1;
533 duration = dot_clock * DASH_LEN;
534 break;
535 case ' ':
536 on = 0;
529 ioctl(spkr, SPKRTONE, &sound);
530#endif
531}
532
533void
534ttyout(const char *s)
535{
536 const char *c;

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543 duration = dot_clock;
544 break;
545 case '-':
546 on = 1;
547 duration = dot_clock * DASH_LEN;
548 break;
549 case ' ':
550 on = 0;
537 duration = dot_clock * WORD_SPACE;
551 duration = cdot_clock * WORD_SPACE;
538 break;
539 default:
540 on = 0;
541 duration = 0;
542 }
543 if (on) {
544 ioctl(line, TIOCMGET, &lflags);
545 lflags |= TIOCM_RTS;
546 ioctl(line, TIOCMSET, &lflags);
547 }
548 duration *= 10000;
549 if (duration)
550 usleep(duration);
551 ioctl(line, TIOCMGET, &lflags);
552 lflags &= ~TIOCM_RTS;
553 ioctl(line, TIOCMSET, &lflags);
554 duration = dot_clock * 10000;
555 usleep(duration);
556 }
552 break;
553 default:
554 on = 0;
555 duration = 0;
556 }
557 if (on) {
558 ioctl(line, TIOCMGET, &lflags);
559 lflags |= TIOCM_RTS;
560 ioctl(line, TIOCMSET, &lflags);
561 }
562 duration *= 10000;
563 if (duration)
564 usleep(duration);
565 ioctl(line, TIOCMGET, &lflags);
566 lflags &= ~TIOCM_RTS;
567 ioctl(line, TIOCMSET, &lflags);
568 duration = dot_clock * 10000;
569 usleep(duration);
570 }
557 duration = dot_clock * CHAR_SPACE * 10000;
571 duration = cdot_clock * CHAR_SPACE * 10000;
558 usleep(duration);
559}
560
561void
562sighandler(int signo)
563{
564
565 ioctl(line, TIOCMSET, &olflags);
566 tcsetattr(line, TCSANOW, &otty);
567
568 signal(signo, SIG_DFL);
569 (void)kill(getpid(), signo);
570}
572 usleep(duration);
573}
574
575void
576sighandler(int signo)
577{
578
579 ioctl(line, TIOCMSET, &olflags);
580 tcsetattr(line, TCSANOW, &otty);
581
582 signal(signo, SIG_DFL);
583 (void)kill(getpid(), signo);
584}