mp3_afh.c: set bitrate, frequency and channels of struct audio_file_info
[paraslash.git] / error.h
1 /*
2 * Copyright (C) 2006-2007 Andre Noll <maan@systemlinux.org>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
17 */
18
19 /** \file error.h list of error messages for all subsystems */
20
21 /** \cond list of all subsystems that support the shiny error facility */
22 enum para_subsystem {
23 SS_CLIENT,
24 SS_GUI,
25 SS_TIME,
26 SS_WAV,
27 SS_COMPRESS,
28 SS_CLOSE_ON_FORK,
29 SS_DAEMON,
30 SS_DCCP_SEND,
31 SS_RINGBUFFER,
32 SS_RECV,
33 SS_NET,
34 SS_ORTP_RECV,
35 SS_CLIENT_COMMON,
36 SS_AUDIOC,
37 SS_SCHED,
38 SS_AUDIOD,
39 SS_AUDIOD_COMMAND,
40 SS_EXEC,
41 SS_STDIN,
42 SS_STDOUT,
43 SS_SIGNAL,
44 SS_STRING,
45 SS_STAT,
46 SS_GRAB_CLIENT,
47 SS_HTTP_RECV,
48 SS_RECV_COMMON,
49 SS_FILTER_CHAIN,
50 SS_OGGDEC,
51 SS_FILTER,
52 SS_COMMAND,
53 SS_RANDOM_SELECTOR,
54 SS_PLAYLIST_SELECTOR,
55 SS_CRYPT,
56 SS_HTTP_SEND,
57 SS_ORTP_SEND,
58 SS_AFS,
59 SS_OGG_AFH,
60 SS_MP3_AFH,
61 SS_AAC_AFH,
62 SS_MP3DEC,
63 SS_AACDEC,
64 SS_AAC_COMMON,
65 SS_SERVER,
66 SS_VSS,
67 SS_MYSQL_SELECTOR,
68 SS_IPC,
69 SS_DCCP,
70 SS_DCCP_RECV,
71 SS_FD,
72 SS_WRITE,
73 SS_WRITE_COMMON,
74 SS_ALSA_WRITE,
75 SS_FILE_WRITE,
76 SS_OSX_WRITE,
77 SS_USER_LIST,
78 NUM_SS
79 };
80
81 /* these do not need error handling (yet) */
82 #define SERVER_ERRORS
83 #define CLIENT_ERRORS
84 #define WAV_ERRORS
85 #define COMPRESS_ERRORS
86 #define TIME_ERRORS
87 #define CLOSE_ON_FORK_ERRORS
88 #define DAEMON_ERRORS
89 #define ORTP_SEND_ERRORS
90 #define GUI_ERRORS
91 #define RINGBUFFER_ERRORS
92
93
94
95 extern const char **para_errlist[];
96 /** \endcond */
97
98 #define USER_LIST_ERRORS \
99 PARA_ERROR(USERLIST, "failed to open user list file"), \
100
101
102 #define OSX_WRITE_ERRORS \
103 PARA_ERROR(STREAM_FORMAT, "could not set stream format"), \
104 PARA_ERROR(ADD_CALLBACK, "can not add callback"), \
105 PARA_ERROR(READ_STDIN, "failed to read from stdin"), \
106 PARA_ERROR(OPEN_COMP, "OpenAComponent() error"), \
107 PARA_ERROR(UNIT_INIT, "AudioUnitInitialize() error"), \
108 PARA_ERROR(UNIT_START, "AudioUnitStart() error"), \
109 PARA_ERROR(DEFAULT_COMP, "can not find default audio output component"), \
110
111
112 #define AUDIOC_ERRORS \
113 PARA_ERROR(AUDIOC_SYNTAX, "audioc syntax error"), \
114 PARA_ERROR(AUDIOC_READ, "audioc read error"), \
115 PARA_ERROR(AUDIOC_WRITE, "audioc write error"), \
116 PARA_ERROR(INIT_SOCK_ADDR, "can not init socket"), \
117 PARA_ERROR(AUDIOC_CONNECT, "audioc connect error"), \
118 PARA_ERROR(AUDIOC_OVERRUN, "audioc buffer overrun"), \
119
120
121
122
123 #define CLIENT_COMMON_ERRORS \
124 PARA_ERROR(CLIENT_SYNTAX, "syntax error"), \
125 PARA_ERROR(INVALID_CHALLENGE, "did not receive valid challenge"), \
126 PARA_ERROR(NO_CONFIG, "config file not found"), \
127 PARA_ERROR(CLIENT_AUTH, "authentication failed"), \
128 PARA_ERROR(SERVER_EOF, "connection closed by para_server"), \
129 PARA_ERROR(INPUT_EOF, "end of input"), \
130 PARA_ERROR(HANDSHAKE_COMPLETE, ""), /* not really an error */ \
131
132
133 #define SCHED_ERRORS \
134 PARA_ERROR(TASK_KILLED, "task killed"), \
135 PARA_ERROR(NO_SUCH_TASK, "task not found"), \
136 PARA_ERROR(NOT_INITIALIZED, "scheduler not yet initialized"), \
137
138
139 #define STDIN_ERRORS \
140 PARA_ERROR(STDIN_READ, "failed to read from stdin"), \
141 PARA_ERROR(STDIN_EOF, "end of file"), \
142
143
144 #define STDOUT_ERRORS \
145 PARA_ERROR(STDOUT_WRITE, "failed to write to stdout"), \
146 PARA_ERROR(STDOUT_EOF, "end of file"), \
147
148
149 #define NET_ERRORS \
150 PARA_ERROR(SEND, "send error"), \
151 PARA_ERROR(RECV, "receive error"), \
152 PARA_ERROR(SOCKET, "socket error"), \
153 PARA_ERROR(CONNECT, "connect error"), \
154 PARA_ERROR(ACCEPT, "accept error"), \
155 PARA_ERROR(SETSOCKOPT, "failed to set socket options"), \
156 PARA_ERROR(BIND, "bind error"), \
157 PARA_ERROR(NAME_TOO_LONG, "name too long for struct sockaddr_un"), \
158 PARA_ERROR(CHMOD, "failed to set socket mode"), \
159 PARA_ERROR(SENDMSG, "sendmsg() failed"), \
160 PARA_ERROR(RECVMSG, "recvmsg() failed"), \
161 PARA_ERROR(SCM_CREDENTIALS, "did not receive SCM credentials"), \
162 PARA_ERROR(LISTEN, "listen error"), \
163 PARA_ERROR(RECV_PATTERN, "did not receive expected pattern"), \
164 PARA_ERROR(HOST_INFO, "gethostbyname() failed"), \
165
166
167 #define ORTP_RECV_ERRORS \
168 PARA_ERROR(MSG_TO_BUF, "failed to extract rtp packet"), \
169 PARA_ERROR(ORTP_SYNTAX, "ottp syntax error"), \
170 PARA_ERROR(TOO_MANY_BAD_CHUNKS, "too many consecutive bad chunks"), \
171 PARA_ERROR(INVALID_HEADER, "invalid header packet"), \
172 PARA_ERROR(OVERRUN, "outout buffer overrun"), \
173 PARA_ERROR(ORTP_RECV_EOF, "ortp_recv: end of file"), \
174
175
176 #define HTTP_RECV_ERRORS \
177 PARA_ERROR(SEND_HTTP_REQUEST, "failed to send http request"), \
178 PARA_ERROR(MISSING_OK, "did not receive OK message from peer"), \
179 PARA_ERROR(HTTP_RECV_BUF, "did not receive buffer"), \
180 PARA_ERROR(HTTP_RECV_EOF, "http_recv: end of file"), \
181
182
183 #define RECV_ERRORS \
184 PARA_ERROR(RECV_SELECT, "recv select error"), \
185 PARA_ERROR(WRITE_STDOUT, "stdout write error"), \
186
187
188 #define RECV_COMMON_ERRORS \
189 PARA_ERROR(RECV_SYNTAX, "recv syntax error"), \
190
191
192 #define AUDIOD_ERRORS \
193 PARA_ERROR(WRITE_AUDIO_DATA, "failed to write audio data"), \
194 PARA_ERROR(NO_MORE_SLOTS, "no more empty slots"), \
195 PARA_ERROR(MISSING_COLON, "syntax error: missing colon"), \
196 PARA_ERROR(UNSUPPORTED_AUDIO_FORMAT, "given audio format not supported"), \
197 PARA_ERROR(STATUS_EOF, "server closed status connection"), \
198
199
200 #define AUDIOD_COMMAND_ERRORS \
201 PARA_ERROR(CLIENT_WRITE, "client write error"), \
202 PARA_ERROR(AUDIOD_SYNTAX, "syntax error"), \
203 PARA_ERROR(UCRED_PERM, "permission denied"), \
204 PARA_ERROR(INVALID_AUDIOD_CMD, "invalid command"), \
205 PARA_ERROR(BAD_USER, "you don't exist. Go away."), \
206
207
208 #define FILTER_CHAIN_ERRORS \
209 PARA_ERROR(UNSUPPORTED_FILTER, "given filter not supported"), \
210 PARA_ERROR(BAD_FILTER_OPTIONS, "invalid filter option given"), \
211 PARA_ERROR(FC_EOF, "filter chain: eof"), \
212
213
214 #define STAT_ERRORS \
215 PARA_ERROR(TOO_MANY_CLIENTS, "maximal number of stat clients exceeded"), \
216 PARA_ERROR(UNKNOWN_STAT_ITEM, "status item not recognized"), \
217
218
219 #define OGGDEC_ERRORS \
220 PARA_ERROR(OGGDEC_READ, "read from media returned an error"), \
221 PARA_ERROR(OGGDEC_NOTVORBIS, "bitstream is not vorbis data"), \
222 PARA_ERROR(OGGDEC_VERSION, "vorbis version mismatch"), \
223 PARA_ERROR(OGGDEC_BADHEADER, "invalid vorbis bitstream header"), \
224 PARA_ERROR(OGGDEC_FAULT, "bug or heap/stack corruption"), \
225 PARA_ERROR(OGGDEC_BADLINK, "invalid stream section or requested link corrupt"), \
226
227
228 #define GRAB_CLIENT_ERRORS \
229 PARA_ERROR(PEDANTIC_GRAB, "fd not ready and pedantic grab requested"), \
230 PARA_ERROR(GC_WRITE, "grab client write error"), \
231 PARA_ERROR(BAD_GC_SLOT, "invalid slot requested by grab client"), \
232 PARA_ERROR(BAD_GC_FILTER_NUM, "invalid filter number given"), \
233 PARA_ERROR(GC_SYNTAX, "grab client syntax error"), \
234 PARA_ERROR(GC_HELP_GIVEN, ""), /* not really an error */ \
235 PARA_ERROR(GC_VERSION_GIVEN, ""), /* not really an error */ \
236
237
238 #define MP3DEC_ERRORS \
239 PARA_ERROR(MAD_FRAME_DECODE, "mad frame decode error"), \
240 PARA_ERROR(MP3DEC_OVERRUN, "mp3 output buffer overrun"), \
241
242
243 #define FILTER_ERRORS \
244 PARA_ERROR(NO_FILTERS, "at least one filter must be given"), \
245 PARA_ERROR(FILTER_SYNTAX, "syntax error"), \
246
247
248 #define SIGNAL_ERRORS \
249 PARA_ERROR(SIGNAL_SIG_ERR, "signal() retured SIG_ERR"), \
250 PARA_ERROR(SIGNAL_READ, "read error from signal pipe"), \
251 PARA_ERROR(WAITPID, "waitpid error"), \
252 PARA_ERROR(SIGNAL_PIPE, "failed to setup signal pipe"), \
253 PARA_ERROR(SIGNAL_CAUGHT, "caught signal"), \
254
255
256 #define STRING_ERRORS \
257 PARA_ERROR(MKSTEMP, "mkstemp error: unable to create tmp file"), \
258 PARA_ERROR(FCHMOD, "fchmod error: can not set mode"), \
259
260
261 #define EXEC_ERRORS \
262 PARA_ERROR(DUP_PIPE, "exec error: can not create pipe"), \
263 PARA_ERROR(NULL_OPEN, "can not open /dev/null"), \
264
265
266 #define MP3_AFH_ERRORS \
267 PARA_ERROR(FRAME, "invalid mp3 frame"), \
268 PARA_ERROR(FRAME_LENGTH, "invalid frame length"), \
269 PARA_ERROR(MP3_NO_FILE, "invalid mp3 file pointer"), \
270 PARA_ERROR(MP3_INFO, "could not read mp3 info"), \
271 PARA_ERROR(MP3_REPOS, "mp3 repositioning error"), \
272 PARA_ERROR(HEADER_FREQ, "invalid header frequency"), \
273 PARA_ERROR(HEADER_BITRATE, "invalid header bitrate"), \
274
275
276 #define AAC_AFH_ERRORS \
277 PARA_ERROR(STSZ, "did not find stcz atom"), \
278 PARA_ERROR(MP4ASC, "audio spec config error"), \
279
280
281 #define AAC_COMMON_ERRORS \
282 PARA_ERROR(ESDS, "did not find esds atom"), \
283 PARA_ERROR(STCO, "did not find stco atom"), \
284
285
286 #define OGG_AFH_ERRORS \
287 PARA_ERROR(OGG_READ, "ogg read error"), \
288 PARA_ERROR(SYNC_PAGEOUT, "ogg sync page-out error (no ogg file?)"), \
289 PARA_ERROR(STREAM_PAGEIN, "ogg stream page-in error (first page)"), \
290 PARA_ERROR(STREAM_PACKETOUT, "ogg stream packet-out error (first packet)"), \
291 PARA_ERROR(VORBIS, "vorbis synthesis header-in error (not vorbis?)"), \
292 PARA_ERROR(OGG_NO_FILE, "invalid ogg file pointer"), \
293 PARA_ERROR(OGG_OPEN, "ov_open error"), \
294 PARA_ERROR(OGG_INFO, "ov_info error"), \
295 PARA_ERROR(OGG_REPOS, "ogg repositioning error"), \
296
297
298 #define VSS_ERRORS \
299 PARA_ERROR(AUDIO_FORMAT, "audio format not recognized"), \
300 PARA_ERROR(FSTAT, "failed to fstat() audio file"), \
301 PARA_ERROR(EMPTY_CHUNK, "empty chunk"), \
302
303
304 #define AFS_ERRORS \
305 PARA_ERROR(GETCWD, "can not get current working directory"), \
306 PARA_ERROR(CHDIR, "can not change directory"), \
307 PARA_ERROR(OPENDIR, "can not open directory"), \
308 PARA_ERROR(LSTAT, "lstat error"), \
309
310
311 #define CRYPT_ERRORS \
312 PARA_ERROR(PRIVATE_KEY, "can not read private key"), \
313 PARA_ERROR(PUBLIC_KEY, "can not read public key"), \
314 PARA_ERROR(RSA, "RSA error"), \
315 PARA_ERROR(ENCRYPT, "encrypt error"), \
316 PARA_ERROR(DECRYPT, "decrypt error"), \
317 PARA_ERROR(CHALLENGE, "failed to read challenge"), \
318
319
320 #define HTTP_SEND_ERRORS \
321 PARA_ERROR(QUEUE, "packet queue overrun"), \
322 PARA_ERROR(WRITE_OK, "can not check whether fd is writable"), \
323
324
325 #define RANDOM_SELECTOR_ERRORS \
326 PARA_ERROR(NOTHING_FOUND, "no audio files found"), \
327
328
329 #define MYSQL_SELECTOR_ERRORS \
330 PARA_ERROR(MYSQL_SYNTAX, "mysql syntax error"), \
331 PARA_ERROR(NOTCONN, "not connected to mysql server"), \
332 PARA_ERROR(TOOBIG, "mysql: file too large"), \
333 PARA_ERROR(NAMETOOLONG, "mysql: name too long"), \
334 PARA_ERROR(QFAILED, "mysql query failed"), \
335 PARA_ERROR(NOROW, "row is NULL"), \
336 PARA_ERROR(NOATTS, "can not get attributes from mysql table"), \
337 PARA_ERROR(NORESULT, "error while fetching mysql result"), \
338 PARA_ERROR(EMPTY_RESULT, "result is empty"), \
339 PARA_ERROR(ESCAPE, "can not escape string"), \
340 PARA_ERROR(GET_AUDIO_FILE, "can not get current audio file"), \
341 PARA_ERROR(GET_STREAM, "can not get current stream"), \
342 PARA_ERROR(NO_STREAM, "no such stream"), \
343 PARA_ERROR(AUDIO_FILE, "no such audio file"), \
344 PARA_ERROR(GET_QUERY, "can not get query for specified stream"), \
345 PARA_ERROR(TMPFILE, "error while writing temporary file"), \
346 PARA_ERROR(META, "can not get meta data"), \
347 PARA_ERROR(MYSQL_INIT, "can not initialize mysql connection"), \
348 PARA_ERROR(NO_MYSQL_PASSWD, "fatal: no mysql passord given"), \
349 PARA_ERROR(NO_AF_DIR, "fatal: audio file directory not given"), \
350
351
352 #define COMMAND_ERRORS \
353 PARA_ERROR(COMMAND_SYNTAX, "syntax error in command"), \
354 PARA_ERROR(AUTH, "did not receive auth request"), \
355 PARA_ERROR(BAD_SELECTOR, "no such audio file selector"), \
356 PARA_ERROR(NO_AUDIO_FILE, "no audio file"), \
357 PARA_ERROR(BAD_CMD, "invalid command"), \
358 PARA_ERROR(PERM, "permission denied"), \
359 PARA_ERROR(LOCK, "lock error"), \
360 PARA_ERROR(SENDER_CMD, "command not supported by this sender"), \
361 PARA_ERROR(SERVER_CRASH, "para_server crashed -- can not live without it"), \
362
363
364 #define PLAYLIST_SELECTOR_ERRORS \
365 PARA_ERROR(LOAD_PLAYLIST, "failed to load playlist"), \
366
367
368 #define IPC_ERRORS \
369 PARA_ERROR(SEM_GET, "failed to create semaphore"), \
370 PARA_ERROR(SEM_REMOVE, "can not remove semaphore"), \
371 PARA_ERROR(SHM_GET, "failed to allocate shared memory area"), \
372 PARA_ERROR(SHM_DESTROY, "failed to destroy shared memory area"), \
373 PARA_ERROR(SHM_ATTACH, "can not attach shared memory area"), \
374 PARA_ERROR(SHM_DETACH, "can not detach shared memory area"), \
375
376
377 #define DCCP_ERRORS \
378 PARA_ERROR(DCCP_SOCKET, "can not create dccp socket"), \
379 PARA_ERROR(DCCP_RECV_EOF, "dccp_recv: end of file"), \
380
381
382 #define DCCP_RECV_ERRORS \
383 PARA_ERROR(ADDR_INFO, "getaddrinfo error"), \
384 PARA_ERROR(DCCP_OVERRUN, "dccp output buffer buffer overrun"), \
385 PARA_ERROR(DCCP_CONNECT, "dccp connect error"), \
386
387
388 #define DCCP_SEND_ERRORS \
389 PARA_ERROR(DCCP_BIND, "dccp bind error"), \
390 PARA_ERROR(DCCP_LISTEN, "dccp listen error"), \
391 PARA_ERROR(DCCP_WRITE, "dccp write error"), \
392
393
394 #define FD_ERRORS \
395 PARA_ERROR(F_GETFL, "failed to get fd flags"), \
396 PARA_ERROR(F_SETFL, "failed to set fd flags"), \
397 PARA_ERROR(FGETS, "fgets error"), \
398 PARA_ERROR(FSEEK, "fseek error"), \
399 PARA_ERROR(FREAD, "fread error"), \
400
401
402 #define WRITE_ERRORS \
403 PARA_ERROR(WRITE_SYNTAX, "para_write syntax error"), \
404 PARA_ERROR(PREMATURE_END, "premature end of audio file"), \
405 PARA_ERROR(NO_WAV_HEADER, "wave header not found"), \
406 PARA_ERROR(WAV_HEADER_SUCCESS, "successfully read wave header"), \
407 PARA_ERROR(NO_DELAY, "no initial delay"), \
408 PARA_ERROR(DELAY_TIMEOUT, "initial delay timeout"), \
409
410
411 #define ALSA_WRITE_ERRORS \
412 PARA_ERROR(BROKEN_CONF, "Broken alsa configuration"), \
413 PARA_ERROR(ACCESS_TYPE, "alsa access type not available"), \
414 PARA_ERROR(SAMPLE_FORMAT, "sample format not available"), \
415 PARA_ERROR(CHANNEL_COUNT, "channels count not available"), \
416 PARA_ERROR(HW_PARAMS, "unable to install hw params"), \
417 PARA_ERROR(SW_PARAMS, "unable to install sw params"), \
418 PARA_ERROR(BAD_PERIOD, "can not use period equal to buffer size"), \
419 PARA_ERROR(GET_XFER, "unable to obtain xfer align"), \
420 PARA_ERROR(SET_XFER, "snd_pcm_sw_params_set_xfer_align() failed"), \
421 PARA_ERROR(ALSA_WRITE, "alsa write error"), \
422 PARA_ERROR(PCM_OPEN, "unable to open pcm"), \
423 PARA_ERROR(SND_PCM_INFO, "pcm info error"), \
424 PARA_ERROR(GET_BUFFER_TIME, "snd_pcm_hw_params_get_buffer_time_max() failed"), \
425 PARA_ERROR(SET_BUFFER_TIME, "snd_pcm_hw_params_set_buffer_time_near() failed"), \
426 PARA_ERROR(SET_RATE, "snd_pcm_hw_params_set_rate_near failed"), \
427 PARA_ERROR(START_THRESHOLD, "snd_pcm_sw_params_set_start_threshold() failed"), \
428 PARA_ERROR(STOP_THRESHOLD, "snd_pcm_sw_params_set_stop_threshold() failed"), \
429
430
431 #define FILE_WRITE_ERRORS \
432 PARA_ERROR(FW_WRITE, "file writer write error"), \
433 PARA_ERROR(FW_OPEN, "file writer: can not open output file"), \
434 PARA_ERROR(FW_NO_FILE, "task started without open file"), \
435
436
437 #define WRITE_COMMON_ERRORS \
438 PARA_ERROR(WRITE_COMMON_SYNTAX, "syntax error in write option"), \
439 PARA_ERROR(WNG_EOF, "wng: end of file"), \
440
441
442 #define AACDEC_ERRORS \
443 PARA_ERROR(AACDEC_INIT, "failed to init aac decoder"), \
444 PARA_ERROR(AAC_DECODE, "aac decode error"), \
445 PARA_ERROR(AAC_OVERRUN, "aac output buffer overrun"), \
446
447
448 /**
449 * the subsystem shift
450 *
451 * 255 error codes ought to be enough for every subsystem. Use the higher bits
452 * of the return value to encode the subsystem number
453 */
454 #define SS_SHIFT 8
455
456 /**
457 * compute the subsystem offset
458 *
459 * It is given by x * 2**8 where \a x is the subsystem number
460 */
461 #define SS_OFFSET(ss) (SS_ ## ss << SS_SHIFT)
462
463 /**
464 * make the enum of all errors of one subsystem
465 *
466 * As zero should not be an error, we define a dummy enum entry with value
467 * 2**ss. That lets the real errors start at 2**ss + 1.
468 */
469 #define SS_ENUM(ss) enum {\
470 E_ ## ss ## _DUMMY = SS_OFFSET(ss), \
471 ss ## _ERRORS}
472
473 /**
474 * determine the subsystem number from the error number
475 *
476 * Easy, it's just \a num / 2**8.
477 */
478 #define ERRNUM_TO_SS(num) ((num) >> SS_SHIFT)
479
480 /**
481 * determine the index of an error number
482 *
483 * Also easy: It's the lower 8 bits of num.
484 */
485 #define ERRNUM_TO_INDEX(num) (((1 << SS_SHIFT) - 1) & (num))
486
487 /**
488 * paraslash's version of strerror(3)
489 *
490 * expands to the error text of \a num (a string constant).
491 */
492 #define PARA_STRERROR(num) para_errlist[ERRNUM_TO_SS(num)] [ERRNUM_TO_INDEX(num)]
493
494 /**
495 * define the error list for one subsystem
496 #
497 * The first entry (index 0) is always the name of the subsystem
498 * Used by macros in config.h (generated by configure)
499 */
500 #define DEFINE_ERRLIST(ss) const char * ss ## _ERRLIST[] = {#ss, ss ## _ERRORS}
501
502 /**
503 * activate errors for one subsystem.
504 *
505 * Each executable needs only the error lists of those subssystems it is
506 * actually linked with. We always reserve space for NUM_SS char ** pointers,
507 * but only init those of the needed subsystems. This macro is used by macros
508 * in config.h (generated by configure).
509 */
510 #define PARA_ERRLIST(ss) [SS_ ## ss] = ss ## _ERRLIST
511
512 /**
513 * This is temporarily defined to expand to its first argument (prefixed by
514 * 'E_') and gets later redefined to expand to the error text only
515 */
516 #define PARA_ERROR(err, msg) E_ ## err
517
518 // #define SS_NAME(ss) para_errlist[ss]? para_errlist[ss][0] : ""
519
520 /** \cond popcorn time */
521 SS_ENUM(GUI);
522 SS_ENUM(SCHED);
523 SS_ENUM(STDIN);
524 SS_ENUM(STDOUT);
525 SS_ENUM(WAV);
526 SS_ENUM(COMPRESS);
527 SS_ENUM(TIME);
528 SS_ENUM(CLOSE_ON_FORK);
529 SS_ENUM(ORTP_RECV);
530 SS_ENUM(NET);
531 SS_ENUM(RECV);
532 SS_ENUM(AUDIOD);
533 SS_ENUM(AUDIOD_COMMAND);
534 SS_ENUM(EXEC);
535 SS_ENUM(SIGNAL);
536 SS_ENUM(STRING);
537 SS_ENUM(DAEMON);
538 SS_ENUM(STAT);
539 SS_ENUM(GRAB_CLIENT);
540 SS_ENUM(HTTP_RECV);
541 SS_ENUM(RECV_COMMON);
542 SS_ENUM(FILTER_CHAIN);
543 SS_ENUM(OGGDEC);
544 SS_ENUM(MP3DEC);
545 SS_ENUM(AACDEC);
546 SS_ENUM(FILTER);
547 SS_ENUM(MP3_AFH);
548 SS_ENUM(OGG_AFH);
549 SS_ENUM(AAC_AFH);
550 SS_ENUM(AAC_COMMON);
551 SS_ENUM(SERVER);
552 SS_ENUM(VSS);
553 SS_ENUM(COMMAND);
554 SS_ENUM(RANDOM_SELECTOR);
555 SS_ENUM(PLAYLIST_SELECTOR);
556 SS_ENUM(CRYPT);
557 SS_ENUM(HTTP_SEND);
558 SS_ENUM(ORTP_SEND);
559 SS_ENUM(AFS);
560 SS_ENUM(MYSQL_SELECTOR);
561 SS_ENUM(IPC);
562 SS_ENUM(DCCP);
563 SS_ENUM(DCCP_RECV);
564 SS_ENUM(DCCP_SEND);
565 SS_ENUM(FD);
566 SS_ENUM(WRITE);
567 SS_ENUM(WRITE_COMMON);
568 SS_ENUM(ALSA_WRITE);
569 SS_ENUM(FILE_WRITE);
570 SS_ENUM(OSX_WRITE);
571 SS_ENUM(RINGBUFFER);
572 SS_ENUM(CLIENT);
573 SS_ENUM(CLIENT_COMMON);
574 SS_ENUM(AUDIOC);
575 SS_ENUM(USER_LIST);
576 /** \endcond */
577 #undef PARA_ERROR
578 /* rest of the world only sees the error text */
579 #define PARA_ERROR(err, msg) msg