1 /*
2 * Copyright (c) 2007-2014, Anthony Minessale II
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 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * * Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * * Neither the name of the original author; nor the names of any contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
25 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 *
33 * The Initial Developer of the Original Code is
34 * Anthony Minessale II <anthm@freeswitch.org>
35 * Portions created by the Initial Developer are Copyright (C)
36 * the Initial Developer. All Rights Reserved.
37 *
38 * Contributor(s):
39 *
40 * Anthony Minessale II <anthm@freeswitch.org>
41 * Michael B. Murdock <mike@mmurdock.org>
42 *
43 * mod_say_en.c -- Say for English
44 *
45 */
46
47 #include <switch.h>
48 #include <math.h>
49 #include <ctype.h>
50
51 SWITCH_MODULE_LOAD_FUNCTION(mod_say_en_load);
52 SWITCH_MODULE_DEFINITION(mod_say_en, mod_say_en_load, NULL, NULL);
53
54
55 #define say_num(_sh, num, meth) { \
56 char tmp[80]; \
57 switch_status_t tstatus; \
58 switch_say_method_t smeth = say_args->method; \
59 switch_say_type_t stype = say_args->type; \
60 say_args->type = SST_ITEMS; say_args->method = meth; \
61 switch_snprintf(tmp, sizeof(tmp), "%u", (unsigned)num); \
62 if ((tstatus = \
63 en_say_general_count(_sh, tmp, say_args)) \
64 != SWITCH_STATUS_SUCCESS) { \
65 return tstatus; \
66 } \
67 say_args->method = smeth; say_args->type = stype; \
68 } \
69
70
71
play_group(switch_say_method_t method,int a,int b,int c,char * what,switch_say_file_handle_t * sh)72 static switch_status_t play_group(switch_say_method_t method, int a, int b, int c, char *what, switch_say_file_handle_t *sh)
73 {
74
75 if (a) {
76 switch_say_file(sh, "digits/%d", a);
77 switch_say_file(sh, "digits/hundred");
78 }
79
80 if (b) {
81 if (b > 1) {
82 if ((c == 0) && (method == SSM_COUNTED)) {
83 switch_say_file(sh, "digits/h-%d0", b);
84 } else {
85 switch_say_file(sh, "digits/%d0", b);
86 }
87 } else {
88 switch_say_file(sh, "digits/%d%d", b, c);
89 c = 0;
90 }
91 }
92
93 if (c) {
94 if (method == SSM_COUNTED) {
95 switch_say_file(sh, "digits/h-%d", c);
96 } else {
97 switch_say_file(sh, "digits/%d", c);
98 }
99 }
100
101 if (what && (a || b || c)) {
102 switch_say_file(sh, what);
103 }
104
105 return SWITCH_STATUS_SUCCESS;
106 }
107
en_say_general_count(switch_say_file_handle_t * sh,char * tosay,switch_say_args_t * say_args)108 static switch_status_t en_say_general_count(switch_say_file_handle_t *sh, char *tosay, switch_say_args_t *say_args)
109 {
110 int in;
111 int x = 0;
112 int places[9] = { 0 };
113 char sbuf[128] = "";
114 switch_status_t status;
115
116 if (say_args->method == SSM_ITERATED) {
117 if ((tosay = switch_strip_commas(tosay, sbuf, sizeof(sbuf)-1))) {
118 char *p;
119 for (p = tosay; p && *p; p++) {
120 switch_say_file(sh, "digits/%c", *p);
121 }
122 } else {
123 switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Parse Error!\n");
124 return SWITCH_STATUS_GENERR;
125 }
126 return SWITCH_STATUS_SUCCESS;
127 }
128
129 if (!(tosay = switch_strip_commas(tosay, sbuf, sizeof(sbuf)-1)) || strlen(tosay) > 9) {
130 switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Parse Error!\n");
131 return SWITCH_STATUS_GENERR;
132 }
133
134 in = atoi(tosay);
135
136 if (in != 0) {
137 for (x = 8; x >= 0; x--) {
138 int num = (int) pow(10, x);
139 if ((places[(uint32_t) x] = in / num)) {
140 in -= places[(uint32_t) x] * num;
141 }
142 }
143
144
145 switch (say_args->method) {
146 case SSM_PRONOUNCED_YEAR:
147 {
148 int num = atoi(tosay);
149 int a = num / 100;
150 int b = num % 100;
151
152 if (!b || !(a % 10)) {
153 say_num(sh, num, SSM_PRONOUNCED);
154 return SWITCH_STATUS_SUCCESS;
155 }
156
157 say_num(sh, a, SSM_PRONOUNCED);
158 say_num(sh, b, SSM_PRONOUNCED);
159
160 return SWITCH_STATUS_SUCCESS;
161 }
162 break;
163 case SSM_COUNTED:
164 case SSM_PRONOUNCED:
165 if ((status = play_group(SSM_PRONOUNCED, places[8], places[7], places[6], "digits/million", sh)) != SWITCH_STATUS_SUCCESS) {
166 return status;
167 }
168 if ((status = play_group(SSM_PRONOUNCED, places[5], places[4], places[3], "digits/thousand", sh)) != SWITCH_STATUS_SUCCESS) {
169 return status;
170 }
171 if ((status = play_group(say_args->method, places[2], places[1], places[0], NULL, sh)) != SWITCH_STATUS_SUCCESS) {
172 return status;
173 }
174 break;
175 default:
176 break;
177 }
178 } else {
179 switch_say_file(sh, "digits/0");
180 }
181
182 return SWITCH_STATUS_SUCCESS;
183 }
184
en_say_time(switch_say_file_handle_t * sh,char * tosay,switch_say_args_t * say_args)185 static switch_status_t en_say_time(switch_say_file_handle_t *sh, char *tosay, switch_say_args_t *say_args)
186 {
187 int32_t t = 0;
188 switch_time_t target = 0, target_now = 0;
189 switch_time_exp_t tm, tm_now;
190 uint8_t say_date = 0, say_time = 0, say_year = 0, say_month = 0, say_dow = 0, say_day = 0, say_yesterday = 0, say_today = 0;
191 const char *tz = NULL;
192
193 tz = switch_say_file_handle_get_variable(sh, "timezone");
194
195
196 if (say_args->type == SST_TIME_MEASUREMENT) {
197 int64_t hours = 0;
198 int64_t minutes = 0;
199 int64_t seconds = 0;
200 int64_t r = 0;
201
202 if (strchr(tosay, ':')) {
203 char *tme = strdup(tosay);
204 char *p;
205 switch_assert(tme);
206 if ((p = strrchr(tme, ':'))) {
207 *p++ = '\0';
208 seconds = atoi(p);
209 if ((p = strchr(tme, ':'))) {
210 *p++ = '\0';
211 minutes = atoi(p);
212 hours = atoi(tme);
213 } else {
214 minutes = atoi(tme);
215 }
216 }
217 free(tme);
218 } else {
219
220 if ((seconds = atol(tosay)) <= 0) {
221 seconds = (int64_t) switch_epoch_time_now(NULL);
222 }
223
224 if (seconds >= 60) {
225 minutes = seconds / 60;
226 r = seconds % 60;
227 seconds = r;
228 }
229
230 if (minutes >= 60) {
231 hours = minutes / 60;
232 r = minutes % 60;
233 minutes = r;
234 }
235 }
236
237 if (hours) {
238 say_num(sh, hours, SSM_PRONOUNCED);
239 if (hours == 1) {
240 switch_say_file(sh, "time/hour");
241 } else {
242 switch_say_file(sh, "time/hours");
243 }
244 } else {
245 switch_say_file(sh, "digits/0");
246 switch_say_file(sh, "time/hours");
247 }
248
249 if (minutes) {
250 say_num(sh, minutes, SSM_PRONOUNCED);
251 if (minutes == 1) {
252 switch_say_file(sh, "time/minute");
253 } else {
254 switch_say_file(sh, "time/minutes");
255 }
256 } else {
257 switch_say_file(sh, "digits/0");
258 switch_say_file(sh, "time/minutes");
259 }
260
261 if (seconds) {
262 say_num(sh, seconds, SSM_PRONOUNCED);
263 if (seconds == 1) {
264 switch_say_file(sh, "time/second");
265 } else {
266 switch_say_file(sh, "time/seconds");
267 }
268 } else {
269 switch_say_file(sh, "digits/0");
270 switch_say_file(sh, "time/seconds");
271 }
272
273 return SWITCH_STATUS_SUCCESS;
274 }
275
276 if (strchr(tosay, ':')) {
277 switch_time_t tme = switch_str_time(tosay);
278 t = (int32_t) ((tme) / (int64_t) (1000000));
279
280 target = switch_time_make(t, 0);
281 target_now = switch_micro_time_now();
282 }
283
284 if (!t) {
285 if ((t = atol(tosay)) > 0) {
286 target = switch_time_make(t, 0);
287 target_now = switch_micro_time_now();
288 } else {
289 target = switch_micro_time_now();
290 target_now = switch_micro_time_now();
291 }
292 }
293
294 if (tz) {
295 int check = atoi(tz);
296 switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Timezone is [%s]\n", tz);
297 if (check) {
298 switch_time_exp_tz(&tm, target, check);
299 switch_time_exp_tz(&tm_now, target_now, check);
300 } else {
301 switch_time_exp_tz_name(tz, &tm, target);
302 switch_time_exp_tz_name(tz, &tm_now, target_now);
303 }
304 } else {
305 switch_time_exp_lt(&tm, target);
306 switch_time_exp_lt(&tm_now, target_now);
307 }
308
309 switch (say_args->type) {
310 case SST_CURRENT_DATE_TIME:
311 say_date = say_time = 1;
312 break;
313 case SST_CURRENT_DATE:
314 say_date = 1;
315 break;
316 case SST_CURRENT_TIME:
317 say_time = 1;
318 break;
319 case SST_SHORT_DATE_TIME:
320 say_time = 1;
321 //Time is in the future
322 if ((tm.tm_year > tm_now.tm_year) ||
323 (tm.tm_year == tm_now.tm_year && tm.tm_mon > tm_now.tm_mon) ||
324 (tm.tm_year == tm_now.tm_year && tm.tm_mon == tm_now.tm_mon && tm.tm_mday > tm_now.tm_mday))
325 {
326 say_date = 1;
327 break;
328 }
329 //Time is today or earlier
330 if (tm.tm_year != tm_now.tm_year) {
331 say_date = 1;
332 break;
333 }
334 if (tm.tm_yday == tm_now.tm_yday) {
335 say_today = 1;
336 break;
337 }
338 if (tm.tm_yday == tm_now.tm_yday - 1) {
339 say_yesterday = 1;
340 break;
341 }
342 if (tm.tm_yday >= tm_now.tm_yday - 5) {
343 say_dow = 1;
344 break;
345 }
346
347 say_month = say_day = say_dow = 1;
348
349 break;
350 default:
351 break;
352 }
353
354 if (say_date) {
355 say_year = say_month = say_day = say_dow = 1;
356 say_today = say_yesterday = 0;
357 }
358
359 if (say_today) {
360 switch_say_file(sh, "time/today");
361 }
362 if (say_yesterday) {
363 switch_say_file(sh, "time/yesterday");
364 }
365 if (say_dow) {
366 switch_say_file(sh, "time/day-%d", tm.tm_wday);
367 }
368 if (say_month) {
369 switch_say_file(sh, "time/mon-%d", tm.tm_mon);
370 }
371 if (say_day) {
372 say_num(sh, tm.tm_mday, SSM_COUNTED);
373 }
374 if (say_year) {
375 say_num(sh, tm.tm_year + 1900, SSM_PRONOUNCED_YEAR);
376 }
377
378 if (say_time) {
379 int32_t hour = tm.tm_hour, mil = 0;
380
381 if (say_args->method == SSM_ITERATED) {
382 mil = 1;
383 }
384
385 if (say_date || say_today || say_yesterday || say_dow) {
386 switch_say_file(sh, "time/at");
387 }
388
389 if (mil) {
390
391 if (hour == 0 && tm.tm_min == 0) {
392 hour = 24;
393 }
394
395 if (hour < 10) {
396 say_num(sh, 0, SSM_PRONOUNCED);
397 }
398
399 say_num(sh, hour, SSM_PRONOUNCED);
400
401 if (tm.tm_min > 9) {
402 say_num(sh, tm.tm_min, SSM_PRONOUNCED);
403 } else if (tm.tm_min) {
404 say_num(sh, 0, SSM_PRONOUNCED);
405 say_num(sh, tm.tm_min, SSM_PRONOUNCED);
406 } else {
407 switch_say_file(sh, "digits/hundred");
408 }
409
410 switch_say_file(sh, "time/hours");
411
412 } else {
413 switch_bool_t pm = 0;
414
415 if (hour >= 12) {
416 pm = 1;
417 }
418
419 if (hour > 12) {
420 hour -= 12;
421 } else if (hour == 0) {
422 hour = 12;
423 }
424
425 say_num(sh, hour, SSM_PRONOUNCED);
426
427 if (tm.tm_min > 9) {
428 say_num(sh, tm.tm_min, SSM_PRONOUNCED);
429 } else if (tm.tm_min) {
430 switch_say_file(sh, "time/oh");
431 say_num(sh, tm.tm_min, SSM_PRONOUNCED);
432 } else {
433 switch_say_file(sh, "time/oclock");
434 }
435
436 switch_say_file(sh, "time/%s", pm ? "p-m" : "a-m");
437 }
438 }
439
440 return SWITCH_STATUS_SUCCESS;
441 }
442
443
en_say_money(switch_say_file_handle_t * sh,char * tosay,switch_say_args_t * say_args)444 static switch_status_t en_say_money(switch_say_file_handle_t *sh, char *tosay, switch_say_args_t *say_args)
445 {
446 char sbuf[16] = ""; /* enough for 999,999,999,999.99 (w/o the commas or leading $) */
447 char *dollars = NULL;
448 char *cents = NULL;
449
450 if (strlen(tosay) > 15 || !switch_strip_nonnumerics(tosay, sbuf, sizeof(sbuf)-1)) {
451 switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Parse Error!\n");
452 return SWITCH_STATUS_GENERR;
453 }
454
455 dollars = sbuf;
456
457 if ((cents = strchr(sbuf, '.'))) {
458 *cents++ = '\0';
459 if (strlen(cents) > 2) {
460 cents[2] = '\0';
461 }
462 }
463
464 /* If positive sign - skip over" */
465 if (sbuf[0] == '+') {
466 dollars++;
467 }
468
469 /* If negative say "negative" */
470 if (sbuf[0] == '-') {
471 switch_say_file(sh, "currency/negative");
472 dollars++;
473 }
474
475 /* Say dollar amount */
476 en_say_general_count(sh, dollars, say_args);
477 if (atoi(dollars) == 1) {
478 switch_say_file(sh, "currency/dollar");
479 } else {
480 switch_say_file(sh, "currency/dollars");
481 }
482
483 /* Say cents */
484 if (cents) {
485 /* Say "and" */
486 switch_say_file(sh, "currency/and");
487
488 en_say_general_count(sh, cents, say_args);
489 if (atoi(cents) == 1) {
490 switch_say_file(sh, "currency/cent");
491 } else {
492 switch_say_file(sh, "currency/cents");
493 }
494 }
495
496 return SWITCH_STATUS_SUCCESS;
497 }
498
499
say_ip(switch_say_file_handle_t * sh,char * tosay,switch_say_args_t * say_args)500 static switch_status_t say_ip(switch_say_file_handle_t *sh,
501 char *tosay,
502 switch_say_args_t *say_args)
503
504 {
505 char *a, *b, *c, *d;
506 switch_status_t status = SWITCH_STATUS_FALSE;
507
508 if (!(a = strdup(tosay))) {
509 abort();
510 }
511
512 if (!(b = strchr(a, '.'))) {
513 goto end;
514 }
515
516 *b++ = '\0';
517
518 if (!(c = strchr(b, '.'))) {
519 goto end;
520 }
521
522 *c++ = '\0';
523
524 if (!(d = strchr(c, '.'))) {
525 goto end;
526 }
527
528 *d++ = '\0';
529
530 say_num(sh, atoi(a), say_args->method);
531 switch_say_file(sh, "digits/dot");
532 say_num(sh, atoi(b), say_args->method);
533 switch_say_file(sh, "digits/dot");
534 say_num(sh, atoi(c), say_args->method);
535 switch_say_file(sh, "digits/dot");
536 say_num(sh, atoi(d), say_args->method);
537
538 end:
539
540 free(a);
541
542 return status;
543 }
544
545
say_telephone_number(switch_say_file_handle_t * sh,char * tosay,switch_say_args_t * say_args)546 static switch_status_t say_telephone_number(switch_say_file_handle_t *sh, char *tosay, switch_say_args_t *say_args)
547 {
548 int silence = 0;
549 char *p;
550
551 for (p = tosay; !zstr(p); p++) {
552 int a = tolower((int) *p);
553 if (a >= '0' && a <= '9') {
554 switch_say_file(sh, "digits/%c", a);
555 silence = 0;
556 } else if (a == '+' || (a >= 'a' && a <= 'z')) {
557 switch_say_file(sh, "ascii/%d", a);
558 silence = 0;
559 } else if (!silence) {
560 switch_say_file(sh, "silence_stream://100");
561 silence = 1;
562 }
563 }
564
565 return SWITCH_STATUS_SUCCESS;
566 }
567
568
say_spell(switch_say_file_handle_t * sh,char * tosay,switch_say_args_t * say_args)569 static switch_status_t say_spell(switch_say_file_handle_t *sh, char *tosay, switch_say_args_t *say_args)
570 {
571 char *p;
572
573 for (p = tosay; p && *p; p++) {
574 int a = tolower((int) *p);
575 if (a >= '0' && a <= '9') {
576 switch_say_file(sh, "digits/%c", a);
577 } else {
578 if (say_args->type == SST_NAME_SPELLED) {
579 switch_say_file(sh, "ascii/%d", a);
580 } else if (say_args->type == SST_NAME_PHONETIC) {
581 switch_say_file(sh, "phonetic-ascii/%d", a);
582 }
583 }
584 }
585
586 return SWITCH_STATUS_SUCCESS;
587 }
588
589
choose_callback(switch_say_args_t * say_args)590 static switch_new_say_callback_t choose_callback(switch_say_args_t *say_args)
591 {
592 switch_new_say_callback_t say_cb = NULL;
593
594 switch (say_args->type) {
595 case SST_NUMBER:
596 case SST_ITEMS:
597 case SST_PERSONS:
598 case SST_MESSAGES:
599 say_cb = en_say_general_count;
600 break;
601 case SST_TIME_MEASUREMENT:
602 case SST_CURRENT_DATE:
603 case SST_CURRENT_TIME:
604 case SST_CURRENT_DATE_TIME:
605 case SST_SHORT_DATE_TIME:
606 say_cb = en_say_time;
607 break;
608 case SST_IP_ADDRESS:
609 say_cb = say_ip;
610 break;
611 case SST_NAME_SPELLED:
612 case SST_NAME_PHONETIC:
613 say_cb = say_spell;
614 break;
615 case SST_CURRENCY:
616 say_cb = en_say_money;
617 break;
618 case SST_TELEPHONE_NUMBER:
619 say_cb = say_telephone_number;
620 break;
621 default:
622 switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Unknown Say type=[%d]\n", say_args->type);
623 break;
624 }
625
626 return say_cb;
627 }
628
629
run_callback(switch_new_say_callback_t say_cb,char * tosay,switch_say_args_t * say_args,switch_core_session_t * session,char ** rstr)630 static switch_status_t run_callback(switch_new_say_callback_t say_cb, char *tosay, switch_say_args_t *say_args, switch_core_session_t *session, char **rstr)
631 {
632 switch_say_file_handle_t *sh;
633 switch_status_t status = SWITCH_STATUS_FALSE;
634 switch_event_t *var_event = NULL;
635
636 if (session) {
637 switch_channel_t *channel = switch_core_session_get_channel(session);
638 switch_channel_get_variables(channel, &var_event);
639 }
640
641 switch_say_file_handle_create(&sh, say_args->ext, &var_event);
642
643 status = say_cb(sh, tosay, say_args);
644
645 if ((*rstr = switch_say_file_handle_detach_path(sh))) {
646 status = SWITCH_STATUS_SUCCESS;
647 }
648
649 switch_say_file_handle_destroy(&sh);
650
651 return status;
652 }
653
654
en_say(switch_core_session_t * session,char * tosay,switch_say_args_t * say_args,switch_input_args_t * args)655 static switch_status_t en_say(switch_core_session_t *session, char *tosay, switch_say_args_t *say_args, switch_input_args_t *args)
656 {
657
658 switch_new_say_callback_t say_cb = NULL;
659 char *string = NULL;
660
661 switch_status_t status = SWITCH_STATUS_FALSE;
662
663 say_cb = choose_callback(say_args);
664
665 if (say_cb) {
666 status = run_callback(say_cb, tosay, say_args, session, &string);
667 if (session && string) {
668 status = switch_ivr_play_file(session, NULL, string, args);
669 }
670
671 switch_safe_free(string);
672 }
673
674 return status;
675 }
676
677
en_say_string(switch_core_session_t * session,char * tosay,switch_say_args_t * say_args,char ** rstr)678 static switch_status_t en_say_string(switch_core_session_t *session, char *tosay, switch_say_args_t *say_args, char **rstr)
679 {
680
681 switch_new_say_callback_t say_cb = NULL;
682 char *string = NULL;
683
684 switch_status_t status = SWITCH_STATUS_FALSE;
685
686 say_cb = choose_callback(say_args);
687
688 if (say_cb) {
689 status = run_callback(say_cb, tosay, say_args, session, &string);
690 if (string) {
691 status = SWITCH_STATUS_SUCCESS;
692 *rstr = string;
693 }
694 }
695
696 return status;
697 }
698
SWITCH_MODULE_LOAD_FUNCTION(mod_say_en_load)699 SWITCH_MODULE_LOAD_FUNCTION(mod_say_en_load)
700 {
701 switch_say_interface_t *say_interface;
702 /* connect my internal structure to the blank pointer passed to me */
703 *module_interface = switch_loadable_module_create_module_interface(pool, modname);
704 say_interface = switch_loadable_module_create_interface(*module_interface, SWITCH_SAY_INTERFACE);
705 say_interface->interface_name = "en";
706 say_interface->say_function = en_say;
707 say_interface->say_string_function = en_say_string;
708
709 /* indicate that the module should continue to be loaded */
710 return SWITCH_STATUS_SUCCESS;
711 }
712
713 /* For Emacs:
714 * Local Variables:
715 * mode:c
716 * indent-tabs-mode:t
717 * tab-width:4
718 * c-basic-offset:4
719 * End:
720 * For VIM:
721 * vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
722 */
723