summaryrefslogtreecommitdiffstats
path: root/doc/legacy/errno.list.linux.txt
blob: cc868644b367b6f0136bd7de3d00048cb08d6eff (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
#define ICONV_SUPPORTS_ERRNO 1
#include <errno.h>
/* Error constants.  Linux specific version.
   Copyright (C) 1996, 1997, 1998, 1999, 2005 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#ifdef _ERRNO_H

# undef EDOM
# undef EILSEQ
# undef ERANGE
# include <linux/errno.h>

/* Linux has no ENOTSUP error code.  */
# define ENOTSUP EOPNOTSUPP

/* Older Linux versions also had no ECANCELED error code.  */
# ifndef ECANCELED
#  define ECANCELED	125
# endif

/* Support for error codes to support robust mutexes was added later, too.  */
# ifndef EOWNERDEAD
#  define EOWNERDEAD		130
#  define ENOTRECOVERABLE	131
# endif

# ifndef __ASSEMBLER__
/* Function to get address of global `errno' variable.  */
extern int *__errno_location (void) __THROW __attribute__ ((__const__));

#  if !defined _LIBC || defined _LIBC_REENTRANT
/* When using threads, errno is a per-thread value.  */
#   define errno (*__errno_location ())
#  endif
# endif /* !__ASSEMBLER__ */
#endif /* _ERRNO_H */

#if !defined _ERRNO_H && defined __need_Emath
/* This is ugly but the kernel header is not clean enough.  We must
   define only the values EDOM, EILSEQ and ERANGE in case __need_Emath is
   defined.  */
# define EDOM	33	/* Math argument out of domain of function.  */
# define EILSEQ	84	/* Illegal byte sequence.  */
# define ERANGE	34	/* Math result not representable.  */
#endif /* !_ERRNO_H && __need_Emath */
/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef APR_ERRNO_H
#define APR_ERRNO_H

/**
 * @file apr_errno.h
 * @brief APR Error Codes
 */

#include "apr.h"

#if APR_HAVE_ERRNO_H
#include <errno.h>
#endif

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

/**
 * @defgroup apr_errno Error Codes
 * @ingroup APR
 * @{
 */

/**
 * Type for specifying an error or status code.
 */
typedef int apr_status_t;

/**
 * Return a human readable string describing the specified error.
 * @param statcode The error code the get a string for.
 * @param buf A buffer to hold the error string.
 * @param bufsize Size of the buffer to hold the string.
 */
APR_DECLARE(char *) apr_strerror(apr_status_t statcode, char *buf,
                                 apr_size_t bufsize);

#if defined(DOXYGEN)
/**
 * @def APR_FROM_OS_ERROR(os_err_type syserr)
 * Fold a platform specific error into an apr_status_t code.
 * @return apr_status_t
 * @param e The platform os error code.
 * @warning  macro implementation; the syserr argument may be evaluated
 *      multiple times.
 */
#define APR_FROM_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e + APR_OS_START_SYSERR)

/**
 * @def APR_TO_OS_ERROR(apr_status_t statcode)
 * @return os_err_type
 * Fold an apr_status_t code back to the native platform defined error.
 * @param e The apr_status_t folded platform os error code.
 * @warning  macro implementation; the statcode argument may be evaluated
 *      multiple times.  If the statcode was not created by apr_get_os_error
 *      or APR_FROM_OS_ERROR, the results are undefined.
 */
#define APR_TO_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e - APR_OS_START_SYSERR)

/** @def apr_get_os_error()
 * @return apr_status_t the last platform error, folded into apr_status_t, on most platforms
 * @remark This retrieves errno, or calls a GetLastError() style function, and
 *      folds it with APR_FROM_OS_ERROR.  Some platforms (such as OS2) have no
 *      such mechanism, so this call may be unsupported.  Do NOT use this
 *      call for socket errors from socket, send, recv etc!
 */

/** @def apr_set_os_error(e)
 * Reset the last platform error, unfolded from an apr_status_t, on some platforms
 * @param e The OS error folded in a prior call to APR_FROM_OS_ERROR()
 * @warning This is a macro implementation; the statcode argument may be evaluated
 *      multiple times.  If the statcode was not created by apr_get_os_error
 *      or APR_FROM_OS_ERROR, the results are undefined.  This macro sets
 *      errno, or calls a SetLastError() style function, unfolding statcode
 *      with APR_TO_OS_ERROR.  Some platforms (such as OS2) have no such
 *      mechanism, so this call may be unsupported.
 */

/** @def apr_get_netos_error()
 * Return the last socket error, folded into apr_status_t, on all platforms
 * @remark This retrieves errno or calls a GetLastSocketError() style function,
 *      and folds it with APR_FROM_OS_ERROR.
 */

/** @def apr_set_netos_error(e)
 * Reset the last socket error, unfolded from an apr_status_t
 * @param e The socket error folded in a prior call to APR_FROM_OS_ERROR()
 * @warning This is a macro implementation; the statcode argument may be evaluated
 *      multiple times.  If the statcode was not created by apr_get_os_error
 *      or APR_FROM_OS_ERROR, the results are undefined.  This macro sets
 *      errno, or calls a WSASetLastError() style function, unfolding
 *      socketcode with APR_TO_OS_ERROR.
 */

#endif /* defined(DOXYGEN) */

/**
 * APR_OS_START_ERROR is where the APR specific error values start.
 */
#define APR_OS_START_ERROR     20000
/**
 * APR_OS_ERRSPACE_SIZE is the maximum number of errors you can fit
 *    into one of the error/status ranges below -- except for
 *    APR_OS_START_USERERR, which see.
 */
#define APR_OS_ERRSPACE_SIZE 50000
/**
 * APR_OS_START_STATUS is where the APR specific status codes start.
 */
#define APR_OS_START_STATUS    (APR_OS_START_ERROR + APR_OS_ERRSPACE_SIZE)
/**
 * APR_OS_START_USERERR are reserved for applications that use APR that
 *     layer their own error codes along with APR's.  Note that the
 *     error immediately following this one is set ten times farther
 *     away than usual, so that users of apr have a lot of room in
 *     which to declare custom error codes.
 */
#define APR_OS_START_USERERR    (APR_OS_START_STATUS + APR_OS_ERRSPACE_SIZE)
/**
 * APR_OS_START_USEERR is obsolete, defined for compatibility only.
 * Use APR_OS_START_USERERR instead.
 */
#define APR_OS_START_USEERR     APR_OS_START_USERERR
/**
 * APR_OS_START_CANONERR is where APR versions of errno values are defined
 *     on systems which don't have the corresponding errno.
 */
#define APR_OS_START_CANONERR  (APR_OS_START_USERERR \
                                 + (APR_OS_ERRSPACE_SIZE * 10))
/**
 * APR_OS_START_EAIERR folds EAI_ error codes from getaddrinfo() into
 *     apr_status_t values.
 */
#define APR_OS_START_EAIERR    (APR_OS_START_CANONERR + APR_OS_ERRSPACE_SIZE)
/**
 * APR_OS_START_SYSERR folds platform-specific system error values into
 *     apr_status_t values.
 */
#define APR_OS_START_SYSERR    (APR_OS_START_EAIERR + APR_OS_ERRSPACE_SIZE)

/** no error. */
#define APR_SUCCESS 0

/**
 * @defgroup APR_Error APR Error Values
 * <PRE>
 * <b>APR ERROR VALUES</b>
 * APR_ENOSTAT      APR was unable to perform a stat on the file
 * APR_ENOPOOL      APR was not provided a pool with which to allocate memory
 * APR_EBADDATE     APR was given an invalid date
 * APR_EINVALSOCK   APR was given an invalid socket
 * APR_ENOPROC      APR was not given a process structure
 * APR_ENOTIME      APR was not given a time structure
 * APR_ENODIR       APR was not given a directory structure
 * APR_ENOLOCK      APR was not given a lock structure
 * APR_ENOPOLL      APR was not given a poll structure
 * APR_ENOSOCKET    APR was not given a socket
 * APR_ENOTHREAD    APR was not given a thread structure
 * APR_ENOTHDKEY    APR was not given a thread key structure
 * APR_ENOSHMAVAIL  There is no more shared memory available
 * APR_EDSOOPEN     APR was unable to open the dso object.  For more
 *                  information call apr_dso_error().
 * APR_EGENERAL     General failure (specific information not available)
 * APR_EBADIP       The specified IP address is invalid
 * APR_EBADMASK     The specified netmask is invalid
 * APR_ESYMNOTFOUND Could not find the requested symbol
 * </PRE>
 *
 * <PRE>
 * <b>APR STATUS VALUES</b>
 * APR_INCHILD        Program is currently executing in the child
 * APR_INPARENT       Program is currently executing in the parent
 * APR_DETACH         The thread is detached
 * APR_NOTDETACH      The thread is not detached
 * APR_CHILD_DONE     The child has finished executing
 * APR_CHILD_NOTDONE  The child has not finished executing
 * APR_TIMEUP         The operation did not finish before the timeout
 * APR_INCOMPLETE     The operation was incomplete although some processing
 *                    was performed and the results are partially valid
 * APR_BADCH          Getopt found an option not in the option string
 * APR_BADARG         Getopt found an option that is missing an argument
 *                    and an argument was specified in the option string
 * APR_EOF            APR has encountered the end of the file
 * APR_NOTFOUND       APR was unable to find the socket in the poll structure
 * APR_ANONYMOUS      APR is using anonymous shared memory
 * APR_FILEBASED      APR is using a file name as the key to the shared memory
 * APR_KEYBASED       APR is using a shared key as the key to the shared memory
 * APR_EINIT          Ininitalizer value.  If no option has been found, but
 *                    the status variable requires a value, this should be used
 * APR_ENOTIMPL       The APR function has not been implemented on this
 *                    platform, either because nobody has gotten to it yet,
 *                    or the function is impossible on this platform.
 * APR_EMISMATCH      Two passwords do not match.
 * APR_EABSOLUTE      The given path was absolute.
 * APR_ERELATIVE      The given path was relative.
 * APR_EINCOMPLETE    The given path was neither relative nor absolute.
 * APR_EABOVEROOT     The given path was above the root path.
 * APR_EBUSY          The given lock was busy.
 * APR_EPROC_UNKNOWN  The given process wasn't recognized by APR
 * </PRE>
 * @{
 */
/** @see APR_STATUS_IS_ENOSTAT */
#define APR_ENOSTAT        (APR_OS_START_ERROR + 1)
/** @see APR_STATUS_IS_ENOPOOL */
#define APR_ENOPOOL        (APR_OS_START_ERROR + 2)
/* empty slot: +3 */
/** @see APR_STATUS_IS_EBADDATE */
#define APR_EBADDATE       (APR_OS_START_ERROR + 4)
/** @see APR_STATUS_IS_EINVALSOCK */
#define APR_EINVALSOCK     (APR_OS_START_ERROR + 5)
/** @see APR_STATUS_IS_ENOPROC */
#define APR_ENOPROC        (APR_OS_START_ERROR + 6)
/** @see APR_STATUS_IS_ENOTIME */
#define APR_ENOTIME        (APR_OS_START_ERROR + 7)
/** @see APR_STATUS_IS_ENODIR */
#define APR_ENODIR         (APR_OS_START_ERROR + 8)
/** @see APR_STATUS_IS_ENOLOCK */
#define APR_ENOLOCK        (APR_OS_START_ERROR + 9)
/** @see APR_STATUS_IS_ENOPOLL */
#define APR_ENOPOLL        (APR_OS_START_ERROR + 10)
/** @see APR_STATUS_IS_ENOSOCKET */
#define APR_ENOSOCKET      (APR_OS_START_ERROR + 11)
/** @see APR_STATUS_IS_ENOTHREAD */
#define APR_ENOTHREAD      (APR_OS_START_ERROR + 12)
/** @see APR_STATUS_IS_ENOTHDKEY */
#define APR_ENOTHDKEY      (APR_OS_START_ERROR + 13)
/** @see APR_STATUS_IS_EGENERAL */
#define APR_EGENERAL       (APR_OS_START_ERROR + 14)
/** @see APR_STATUS_IS_ENOSHMAVAIL */
#define APR_ENOSHMAVAIL    (APR_OS_START_ERROR + 15)
/** @see APR_STATUS_IS_EBADIP */
#define APR_EBADIP         (APR_OS_START_ERROR + 16)
/** @see APR_STATUS_IS_EBADMASK */
#define APR_EBADMASK       (APR_OS_START_ERROR + 17)
/* empty slot: +18 */
/** @see APR_STATUS_IS_EDSOPEN */
#define APR_EDSOOPEN       (APR_OS_START_ERROR + 19)
/** @see APR_STATUS_IS_EABSOLUTE */
#define APR_EABSOLUTE      (APR_OS_START_ERROR + 20)
/** @see APR_STATUS_IS_ERELATIVE */
#define APR_ERELATIVE      (APR_OS_START_ERROR + 21)
/** @see APR_STATUS_IS_EINCOMPLETE */
#define APR_EINCOMPLETE    (APR_OS_START_ERROR + 22)
/** @see APR_STATUS_IS_EABOVEROOT */
#define APR_EABOVEROOT     (APR_OS_START_ERROR + 23)
/** @see APR_STATUS_IS_EBADPATH */
#define APR_EBADPATH       (APR_OS_START_ERROR + 24)
/** @see APR_STATUS_IS_EPATHWILD */
#define APR_EPATHWILD      (APR_OS_START_ERROR + 25)
/** @see APR_STATUS_IS_ESYMNOTFOUND */
#define APR_ESYMNOTFOUND   (APR_OS_START_ERROR + 26)
/** @see APR_STATUS_IS_EPROC_UNKNOWN */
#define APR_EPROC_UNKNOWN  (APR_OS_START_ERROR + 27)
/** @see APR_STATUS_IS_ENOTENOUGHENTROPY */
#define APR_ENOTENOUGHENTROPY (APR_OS_START_ERROR + 28)
/** @} */

/**
 * @defgroup APR_STATUS_IS Status Value Tests
 * @warning For any particular error condition, more than one of these tests
 *      may match. This is because platform-specific error codes may not
 *      always match the semantics of the POSIX codes these tests (and the
 *      corresponding APR error codes) are named after. A notable example
 *      are the APR_STATUS_IS_ENOENT and APR_STATUS_IS_ENOTDIR tests on
 *      Win32 platforms. The programmer should always be aware of this and
 *      adjust the order of the tests accordingly.
 * @{
 */
/**
 * APR was unable to perform a stat on the file
 * @warning always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_ENOSTAT(s)        ((s) == APR_ENOSTAT)
/**
 * APR was not provided a pool with which to allocate memory
 * @warning always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_ENOPOOL(s)        ((s) == APR_ENOPOOL)
/** APR was given an invalid date  */
#define APR_STATUS_IS_EBADDATE(s)       ((s) == APR_EBADDATE)
/** APR was given an invalid socket */
#define APR_STATUS_IS_EINVALSOCK(s)     ((s) == APR_EINVALSOCK)
/** APR was not given a process structure */
#define APR_STATUS_IS_ENOPROC(s)        ((s) == APR_ENOPROC)
/** APR was not given a time structure */
#define APR_STATUS_IS_ENOTIME(s)        ((s) == APR_ENOTIME)
/** APR was not given a directory structure */
#define APR_STATUS_IS_ENODIR(s)         ((s) == APR_ENODIR)
/** APR was not given a lock structure */
#define APR_STATUS_IS_ENOLOCK(s)        ((s) == APR_ENOLOCK)
/** APR was not given a poll structure */
#define APR_STATUS_IS_ENOPOLL(s)        ((s) == APR_ENOPOLL)
/** APR was not given a socket */
#define APR_STATUS_IS_ENOSOCKET(s)      ((s) == APR_ENOSOCKET)
/** APR was not given a thread structure */
#define APR_STATUS_IS_ENOTHREAD(s)      ((s) == APR_ENOTHREAD)
/** APR was not given a thread key structure */
#define APR_STATUS_IS_ENOTHDKEY(s)      ((s) == APR_ENOTHDKEY)
/** Generic Error which can not be put into another spot */
#define APR_STATUS_IS_EGENERAL(s)       ((s) == APR_EGENERAL)
/** There is no more shared memory available */
#define APR_STATUS_IS_ENOSHMAVAIL(s)    ((s) == APR_ENOSHMAVAIL)
/** The specified IP address is invalid */
#define APR_STATUS_IS_EBADIP(s)         ((s) == APR_EBADIP)
/** The specified netmask is invalid */
#define APR_STATUS_IS_EBADMASK(s)       ((s) == APR_EBADMASK)
/* empty slot: +18 */
/**
 * APR was unable to open the dso object.
 * For more information call apr_dso_error().
 */
#if defined(WIN32)
#define APR_STATUS_IS_EDSOOPEN(s)       ((s) == APR_EDSOOPEN \
                       || APR_TO_OS_ERROR(s) == ERROR_MOD_NOT_FOUND)
#else
#define APR_STATUS_IS_EDSOOPEN(s)       ((s) == APR_EDSOOPEN)
#endif
/** The given path was absolute. */
#define APR_STATUS_IS_EABSOLUTE(s)      ((s) == APR_EABSOLUTE)
/** The given path was relative. */
#define APR_STATUS_IS_ERELATIVE(s)      ((s) == APR_ERELATIVE)
/** The given path was neither relative nor absolute. */
#define APR_STATUS_IS_EINCOMPLETE(s)    ((s) == APR_EINCOMPLETE)
/** The given path was above the root path. */
#define APR_STATUS_IS_EABOVEROOT(s)     ((s) == APR_EABOVEROOT)
/** The given path was bad. */
#define APR_STATUS_IS_EBADPATH(s)       ((s) == APR_EBADPATH)
/** The given path contained wildcards. */
#define APR_STATUS_IS_EPATHWILD(s)      ((s) == APR_EPATHWILD)
/** Could not find the requested symbol.
 * For more information call apr_dso_error().
 */
#if defined(WIN32)
#define APR_STATUS_IS_ESYMNOTFOUND(s)   ((s) == APR_ESYMNOTFOUND \
                       || APR_TO_OS_ERROR(s) == ERROR_PROC_NOT_FOUND)
#else
#define APR_STATUS_IS_ESYMNOTFOUND(s)   ((s) == APR_ESYMNOTFOUND)
#endif
/** The given process was not recognized by APR. */
#define APR_STATUS_IS_EPROC_UNKNOWN(s)  ((s) == APR_EPROC_UNKNOWN)

/** APR could not gather enough entropy to continue. */
#define APR_STATUS_IS_ENOTENOUGHENTROPY(s) ((s) == APR_ENOTENOUGHENTROPY)

/** @} */

/**
 * @addtogroup APR_Error
 * @{
 */
/** @see APR_STATUS_IS_INCHILD */
#define APR_INCHILD        (APR_OS_START_STATUS + 1)
/** @see APR_STATUS_IS_INPARENT */
#define APR_INPARENT       (APR_OS_START_STATUS + 2)
/** @see APR_STATUS_IS_DETACH */
#define APR_DETACH         (APR_OS_START_STATUS + 3)
/** @see APR_STATUS_IS_NOTDETACH */
#define APR_NOTDETACH      (APR_OS_START_STATUS + 4)
/** @see APR_STATUS_IS_CHILD_DONE */
#define APR_CHILD_DONE     (APR_OS_START_STATUS + 5)
/** @see APR_STATUS_IS_CHILD_NOTDONE */
#define APR_CHILD_NOTDONE  (APR_OS_START_STATUS + 6)
/** @see APR_STATUS_IS_TIMEUP */
#define APR_TIMEUP         (APR_OS_START_STATUS + 7)
/** @see APR_STATUS_IS_INCOMPLETE */
#define APR_INCOMPLETE     (APR_OS_START_STATUS + 8)
/* empty slot: +9 */
/* empty slot: +10 */
/* empty slot: +11 */
/** @see APR_STATUS_IS_BADCH */
#define APR_BADCH          (APR_OS_START_STATUS + 12)
/** @see APR_STATUS_IS_BADARG */
#define APR_BADARG         (APR_OS_START_STATUS + 13)
/** @see APR_STATUS_IS_EOF */
#define APR_EOF            (APR_OS_START_STATUS + 14)
/** @see APR_STATUS_IS_NOTFOUND */
#define APR_NOTFOUND       (APR_OS_START_STATUS + 15)
/* empty slot: +16 */
/* empty slot: +17 */
/* empty slot: +18 */
/** @see APR_STATUS_IS_ANONYMOUS */
#define APR_ANONYMOUS      (APR_OS_START_STATUS + 19)
/** @see APR_STATUS_IS_FILEBASED */
#define APR_FILEBASED      (APR_OS_START_STATUS + 20)
/** @see APR_STATUS_IS_KEYBASED */
#define APR_KEYBASED       (APR_OS_START_STATUS + 21)
/** @see APR_STATUS_IS_EINIT */
#define APR_EINIT          (APR_OS_START_STATUS + 22)
/** @see APR_STATUS_IS_ENOTIMPL */
#define APR_ENOTIMPL       (APR_OS_START_STATUS + 23)
/** @see APR_STATUS_IS_EMISMATCH */
#define APR_EMISMATCH      (APR_OS_START_STATUS + 24)
/** @see APR_STATUS_IS_EBUSY */
#define APR_EBUSY          (APR_OS_START_STATUS + 25)
/** @} */

/**
 * @addtogroup APR_STATUS_IS
 * @{
 */
/**
 * Program is currently executing in the child
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code */
#define APR_STATUS_IS_INCHILD(s)        ((s) == APR_INCHILD)
/**
 * Program is currently executing in the parent
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_INPARENT(s)       ((s) == APR_INPARENT)
/**
 * The thread is detached
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_DETACH(s)         ((s) == APR_DETACH)
/**
 * The thread is not detached
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_NOTDETACH(s)      ((s) == APR_NOTDETACH)
/**
 * The child has finished executing
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_CHILD_DONE(s)     ((s) == APR_CHILD_DONE)
/**
 * The child has not finished executing
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_CHILD_NOTDONE(s)  ((s) == APR_CHILD_NOTDONE)
/**
 * The operation did not finish before the timeout
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_TIMEUP(s)         ((s) == APR_TIMEUP)
/**
 * The operation was incomplete although some processing was performed
 * and the results are partially valid.
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_INCOMPLETE(s)     ((s) == APR_INCOMPLETE)
/* empty slot: +9 */
/* empty slot: +10 */
/* empty slot: +11 */
/**
 * Getopt found an option not in the option string
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_BADCH(s)          ((s) == APR_BADCH)
/**
 * Getopt found an option not in the option string and an argument was
 * specified in the option string
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_BADARG(s)         ((s) == APR_BADARG)
/**
 * APR has encountered the end of the file
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_EOF(s)            ((s) == APR_EOF)
/**
 * APR was unable to find the socket in the poll structure
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_NOTFOUND(s)       ((s) == APR_NOTFOUND)
/* empty slot: +16 */
/* empty slot: +17 */
/* empty slot: +18 */
/**
 * APR is using anonymous shared memory
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_ANONYMOUS(s)      ((s) == APR_ANONYMOUS)
/**
 * APR is using a file name as the key to the shared memory
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_FILEBASED(s)      ((s) == APR_FILEBASED)
/**
 * APR is using a shared key as the key to the shared memory
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_KEYBASED(s)       ((s) == APR_KEYBASED)
/**
 * Ininitalizer value.  If no option has been found, but
 * the status variable requires a value, this should be used
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_EINIT(s)          ((s) == APR_EINIT)
/**
 * The APR function has not been implemented on this
 * platform, either because nobody has gotten to it yet,
 * or the function is impossible on this platform.
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_ENOTIMPL(s)       ((s) == APR_ENOTIMPL)
/**
 * Two passwords do not match.
 * @warning
 * always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_EMISMATCH(s)      ((s) == APR_EMISMATCH)
/**
 * The given lock was busy
 * @warning always use this test, as platform-specific variances may meet this
 * more than one error code
 */
#define APR_STATUS_IS_EBUSY(s)          ((s) == APR_EBUSY)

/** @} */

/**
 * @addtogroup APR_Error APR Error Values
 * @{
 */
/* APR CANONICAL ERROR VALUES */
/** @see APR_STATUS_IS_EACCES */
#ifdef EACCES
#define APR_EACCES EACCES
#else
#define APR_EACCES         (APR_OS_START_CANONERR + 1)
#endif

/** @see APR_STATUS_IS_EXIST */
#ifdef EEXIST
#define APR_EEXIST EEXIST
#else
#define APR_EEXIST         (APR_OS_START_CANONERR + 2)
#endif

/** @see APR_STATUS_IS_ENAMETOOLONG */
#ifdef ENAMETOOLONG
#define APR_ENAMETOOLONG ENAMETOOLONG
#else
#define APR_ENAMETOOLONG   (APR_OS_START_CANONERR + 3)
#endif

/** @see APR_STATUS_IS_ENOENT */
#ifdef ENOENT
#define APR_ENOENT ENOENT
#else
#define APR_ENOENT         (APR_OS_START_CANONERR + 4)
#endif

/** @see APR_STATUS_IS_ENOTDIR */
#ifdef ENOTDIR
#define APR_ENOTDIR ENOTDIR
#else
#define APR_ENOTDIR        (APR_OS_START_CANONERR + 5)
#endif

/** @see APR_STATUS_IS_ENOSPC */
#ifdef ENOSPC
#define APR_ENOSPC ENOSPC
#else
#define APR_ENOSPC         (APR_OS_START_CANONERR + 6)
#endif

/** @see APR_STATUS_IS_ENOMEM */
#ifdef ENOMEM
#define APR_ENOMEM ENOMEM
#else
#define APR_ENOMEM         (APR_OS_START_CANONERR + 7)
#endif

/** @see APR_STATUS_IS_EMFILE */
#ifdef EMFILE
#define APR_EMFILE EMFILE
#else
#define APR_EMFILE         (APR_OS_START_CANONERR + 8)
#endif

/** @see APR_STATUS_IS_ENFILE */
#ifdef ENFILE
#define APR_ENFILE ENFILE
#else
#define APR_ENFILE         (APR_OS_START_CANONERR + 9)
#endif

/** @see APR_STATUS_IS_EBADF */
#ifdef EBADF
#define APR_EBADF EBADF
#else
#define APR_EBADF          (APR_OS_START_CANONERR + 10)
#endif

/** @see APR_STATUS_IS_EINVAL */
#ifdef EINVAL
#define APR_EINVAL EINVAL
#else
#define APR_EINVAL         (APR_OS_START_CANONERR + 11)
#endif

/** @see APR_STATUS_IS_ESPIPE */
#ifdef ESPIPE
#define APR_ESPIPE ESPIPE
#else
#define APR_ESPIPE         (APR_OS_START_CANONERR + 12)
#endif

/**
 * @see APR_STATUS_IS_EAGAIN
 * @warning use APR_STATUS_IS_EAGAIN instead of just testing this value
 */
#ifdef EAGAIN
#define APR_EAGAIN EAGAIN
#elif defined(EWOULDBLOCK)
#define APR_EAGAIN EWOULDBLOCK
#else
#define APR_EAGAIN         (APR_OS_START_CANONERR + 13)
#endif

/** @see APR_STATUS_IS_EINTR */
#ifdef EINTR
#define APR_EINTR EINTR
#else
#define APR_EINTR          (APR_OS_START_CANONERR + 14)
#endif

/** @see APR_STATUS_IS_ENOTSOCK */
#ifdef ENOTSOCK
#define APR_ENOTSOCK ENOTSOCK
#else
#define APR_ENOTSOCK       (APR_OS_START_CANONERR + 15)
#endif

/** @see APR_STATUS_IS_ECONNREFUSED */
#ifdef ECONNREFUSED
#define APR_ECONNREFUSED ECONNREFUSED
#else
#define APR_ECONNREFUSED   (APR_OS_START_CANONERR + 16)
#endif

/** @see APR_STATUS_IS_EINPROGRESS */
#ifdef EINPROGRESS
#define APR_EINPROGRESS EINPROGRESS
#else
#define APR_EINPROGRESS    (APR_OS_START_CANONERR + 17)
#endif

/**
 * @see APR_STATUS_IS_ECONNABORTED
 * @warning use APR_STATUS_IS_ECONNABORTED instead of just testing this value
 */

#ifdef ECONNABORTED
#define APR_ECONNABORTED ECONNABORTED
#else
#define APR_ECONNABORTED   (APR_OS_START_CANONERR + 18)
#endif

/** @see APR_STATUS_IS_ECONNRESET */
#ifdef ECONNRESET
#define APR_ECONNRESET ECONNRESET
#else
#define APR_ECONNRESET     (APR_OS_START_CANONERR + 19)
#endif

/** @see APR_STATUS_IS_ETIMEDOUT
 *  @deprecated */
#ifdef ETIMEDOUT
#define APR_ETIMEDOUT ETIMEDOUT
#else
#define APR_ETIMEDOUT      (APR_OS_START_CANONERR + 20)
#endif

/** @see APR_STATUS_IS_EHOSTUNREACH */
#ifdef EHOSTUNREACH
#define APR_EHOSTUNREACH EHOSTUNREACH
#else
#define APR_EHOSTUNREACH   (APR_OS_START_CANONERR + 21)
#endif

/** @see APR_STATUS_IS_ENETUNREACH */
#ifdef ENETUNREACH
#define APR_ENETUNREACH ENETUNREACH
#else
#define APR_ENETUNREACH    (APR_OS_START_CANONERR + 22)
#endif

/** @see APR_STATUS_IS_EFTYPE */
#ifdef EFTYPE
#define APR_EFTYPE EFTYPE
#else
#define APR_EFTYPE        (APR_OS_START_CANONERR + 23)
#endif

/** @see APR_STATUS_IS_EPIPE */
#ifdef EPIPE
#define APR_EPIPE EPIPE
#else
#define APR_EPIPE         (APR_OS_START_CANONERR + 24)
#endif

/** @see APR_STATUS_IS_EXDEV */
#ifdef EXDEV
#define APR_EXDEV EXDEV
#else
#define APR_EXDEV         (APR_OS_START_CANONERR + 25)
#endif

/** @see APR_STATUS_IS_ENOTEMPTY */
#ifdef ENOTEMPTY
#define APR_ENOTEMPTY ENOTEMPTY
#else
#define APR_ENOTEMPTY     (APR_OS_START_CANONERR + 26)
#endif

/** @} */

#if defined(OS2) && !defined(DOXYGEN)

#define APR_FROM_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e + APR_OS_START_SYSERR)
#define APR_TO_OS_ERROR(e)   (e == 0 ? APR_SUCCESS : e - APR_OS_START_SYSERR)

#define INCL_DOSERRORS
#define INCL_DOS

/* Leave these undefined.
 * OS2 doesn't rely on the errno concept.
 * The API calls always return a result codes which
 * should be filtered through APR_FROM_OS_ERROR().
 *
 * #define apr_get_os_error()   (APR_FROM_OS_ERROR(GetLastError()))
 * #define apr_set_os_error(e)  (SetLastError(APR_TO_OS_ERROR(e)))
 */

/* A special case, only socket calls require this;
 */
#define apr_get_netos_error()   (APR_FROM_OS_ERROR(errno))
#define apr_set_netos_error(e)  (errno = APR_TO_OS_ERROR(e))

/* And this needs to be greped away for good:
 */
#define APR_OS2_STATUS(e) (APR_FROM_OS_ERROR(e))

/* These can't sit in a private header, so in spite of the extra size,
 * they need to be made available here.
 */
#define SOCBASEERR              10000
#define SOCEPERM                (SOCBASEERR+1)             /* Not owner */
#define SOCESRCH                (SOCBASEERR+3)             /* No such process */
#define SOCEINTR                (SOCBASEERR+4)             /* Interrupted system call */
#define SOCENXIO                (SOCBASEERR+6)             /* No such device or address */
#define SOCEBADF                (SOCBASEERR+9)             /* Bad file number */
#define SOCEACCES               (SOCBASEERR+13)            /* Permission denied */
#define SOCEFAULT               (SOCBASEERR+14)            /* Bad address */
#define SOCEINVAL               (SOCBASEERR+22)            /* Invalid argument */
#define SOCEMFILE               (SOCBASEERR+24)            /* Too many open files */
#define SOCEPIPE                (SOCBASEERR+32)            /* Broken pipe */
#define SOCEOS2ERR              (SOCBASEERR+100)           /* OS/2 Error */
#define SOCEWOULDBLOCK          (SOCBASEERR+35)            /* Operation would block */
#define SOCEINPROGRESS          (SOCBASEERR+36)            /* Operation now in progress */
#define SOCEALREADY             (SOCBASEERR+37)            /* Operation already in progress */
#define SOCENOTSOCK             (SOCBASEERR+38)            /* Socket operation on non-socket */
#define SOCEDESTADDRREQ         (SOCBASEERR+39)            /* Destination address required */
#define SOCEMSGSIZE             (SOCBASEERR+40)            /* Message too long */
#define SOCEPROTOTYPE           (SOCBASEERR+41)            /* Protocol wrong type for socket */
#define SOCENOPROTOOPT          (SOCBASEERR+42)            /* Protocol not available */
#define SOCEPROTONOSUPPORT      (SOCBASEERR+43)            /* Protocol not supported */
#define SOCESOCKTNOSUPPORT      (SOCBASEERR+44)            /* Socket type not supported */
#define SOCEOPNOTSUPP           (SOCBASEERR+45)            /* Operation not supported on socket */
#define SOCEPFNOSUPPORT         (SOCBASEERR+46)            /* Protocol family not supported */
#define SOCEAFNOSUPPORT         (SOCBASEERR+47)            /* Address family not supported by protocol family */
#define SOCEADDRINUSE           (SOCBASEERR+48)            /* Address already in use */
#define SOCEADDRNOTAVAIL        (SOCBASEERR+49)            /* Can't assign requested address */
#define SOCENETDOWN             (SOCBASEERR+50)            /* Network is down */
#define SOCENETUNREACH          (SOCBASEERR+51)            /* Network is unreachable */
#define SOCENETRESET            (SOCBASEERR+52)            /* Network dropped connection on reset */
#define SOCECONNABORTED         (SOCBASEERR+53)            /* Software caused connection abort */
#define SOCECONNRESET           (SOCBASEERR+54)            /* Connection reset by peer */
#define SOCENOBUFS              (SOCBASEERR+55)            /* No buffer space available */
#define SOCEISCONN              (SOCBASEERR+56)            /* Socket is already connected */
#define SOCENOTCONN             (SOCBASEERR+57)            /* Socket is not connected */
#define SOCESHUTDOWN            (SOCBASEERR+58)            /* Can't send after socket shutdown */
#define SOCETOOMANYREFS         (SOCBASEERR+59)            /* Too many references: can't splice */
#define SOCETIMEDOUT            (SOCBASEERR+60)            /* Connection timed out */
#define SOCECONNREFUSED         (SOCBASEERR+61)            /* Connection refused */
#define SOCELOOP                (SOCBASEERR+62)            /* Too many levels of symbolic links */
#define SOCENAMETOOLONG         (SOCBASEERR+63)            /* File name too long */
#define SOCEHOSTDOWN            (SOCBASEERR+64)            /* Host is down */
#define SOCEHOSTUNREACH         (SOCBASEERR+65)            /* No route to host */
#define SOCENOTEMPTY            (SOCBASEERR+66)            /* Directory not empty */

/* APR CANONICAL ERROR TESTS */
#define APR_STATUS_IS_EACCES(s)         ((s) == APR_EACCES \
                || (s) == APR_OS_START_SYSERR + ERROR_ACCESS_DENIED \
                || (s) == APR_OS_START_SYSERR + ERROR_SHARING_VIOLATION)
#define APR_STATUS_IS_EEXIST(s)         ((s) == APR_EEXIST \
                || (s) == APR_OS_START_SYSERR + ERROR_OPEN_FAILED \
                || (s) == APR_OS_START_SYSERR + ERROR_FILE_EXISTS \
                || (s) == APR_OS_START_SYSERR + ERROR_ALREADY_EXISTS \
                || (s) == APR_OS_START_SYSERR + ERROR_ACCESS_DENIED)
#define APR_STATUS_IS_ENAMETOOLONG(s)   ((s) == APR_ENAMETOOLONG \
                || (s) == APR_OS_START_SYSERR + ERROR_FILENAME_EXCED_RANGE \
                || (s) == APR_OS_START_SYSERR + SOCENAMETOOLONG)
#define APR_STATUS_IS_ENOENT(s)         ((s) == APR_ENOENT \
                || (s) == APR_OS_START_SYSERR + ERROR_FILE_NOT_FOUND \
                || (s) == APR_OS_START_SYSERR + ERROR_PATH_NOT_FOUND \
                || (s) == APR_OS_START_SYSERR + ERROR_NO_MORE_FILES \
                || (s) == APR_OS_START_SYSERR + ERROR_OPEN_FAILED)
#define APR_STATUS_IS_ENOTDIR(s)        ((s) == APR_ENOTDIR)
#define APR_STATUS_IS_ENOSPC(s)         ((s) == APR_ENOSPC \
                || (s) == APR_OS_START_SYSERR + ERROR_DISK_FULL)
#define APR_STATUS_IS_ENOMEM(s)         ((s) == APR_ENOMEM)
#define APR_STATUS_IS_EMFILE(s)         ((s) == APR_EMFILE \
                || (s) == APR_OS_START_SYSERR + ERROR_TOO_MANY_OPEN_FILES)
#define APR_STATUS_IS_ENFILE(s)         ((s) == APR_ENFILE)
#define APR_STATUS_IS_EBADF(s)          ((s) == APR_EBADF \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_HANDLE)
#define APR_STATUS_IS_EINVAL(s)         ((s) == APR_EINVAL \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_PARAMETER \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_FUNCTION)
#define APR_STATUS_IS_ESPIPE(s)         ((s) == APR_ESPIPE \
                || (s) == APR_OS_START_SYSERR + ERROR_NEGATIVE_SEEK)
#define APR_STATUS_IS_EAGAIN(s)         ((s) == APR_EAGAIN \
                || (s) == APR_OS_START_SYSERR + ERROR_NO_DATA \
                || (s) == APR_OS_START_SYSERR + SOCEWOULDBLOCK \
                || (s) == APR_OS_START_SYSERR + ERROR_LOCK_VIOLATION)
#define APR_STATUS_IS_EINTR(s)          ((s) == APR_EINTR \
                || (s) == APR_OS_START_SYSERR + SOCEINTR)
#define APR_STATUS_IS_ENOTSOCK(s)       ((s) == APR_ENOTSOCK \
                || (s) == APR_OS_START_SYSERR + SOCENOTSOCK)
#define APR_STATUS_IS_ECONNREFUSED(s)   ((s) == APR_ECONNREFUSED \
                || (s) == APR_OS_START_SYSERR + SOCECONNREFUSED)
#define APR_STATUS_IS_EINPROGRESS(s)    ((s) == APR_EINPROGRESS \
                || (s) == APR_OS_START_SYSERR + SOCEINPROGRESS)
#define APR_STATUS_IS_ECONNABORTED(s)   ((s) == APR_ECONNABORTED \
                || (s) == APR_OS_START_SYSERR + SOCECONNABORTED)
#define APR_STATUS_IS_ECONNRESET(s)     ((s) == APR_ECONNRESET \
                || (s) == APR_OS_START_SYSERR + SOCECONNRESET)
/* XXX deprecated */
#define APR_STATUS_IS_ETIMEDOUT(s)         ((s) == APR_ETIMEDOUT \
                || (s) == APR_OS_START_SYSERR + SOCETIMEDOUT)
#undef APR_STATUS_IS_TIMEUP
#define APR_STATUS_IS_TIMEUP(s)         ((s) == APR_TIMEUP \
                || (s) == APR_OS_START_SYSERR + SOCETIMEDOUT)
#define APR_STATUS_IS_EHOSTUNREACH(s)   ((s) == APR_EHOSTUNREACH \
                || (s) == APR_OS_START_SYSERR + SOCEHOSTUNREACH)
#define APR_STATUS_IS_ENETUNREACH(s)    ((s) == APR_ENETUNREACH \
                || (s) == APR_OS_START_SYSERR + SOCENETUNREACH)
#define APR_STATUS_IS_EFTYPE(s)         ((s) == APR_EFTYPE)
#define APR_STATUS_IS_EPIPE(s)          ((s) == APR_EPIPE \
                || (s) == APR_OS_START_SYSERR + ERROR_BROKEN_PIPE \
                || (s) == APR_OS_START_SYSERR + SOCEPIPE)
#define APR_STATUS_IS_EXDEV(s)          ((s) == APR_EXDEV \
                || (s) == APR_OS_START_SYSERR + ERROR_NOT_SAME_DEVICE)
#define APR_STATUS_IS_ENOTEMPTY(s)      ((s) == APR_ENOTEMPTY \
                || (s) == APR_OS_START_SYSERR + ERROR_DIR_NOT_EMPTY \
                || (s) == APR_OS_START_SYSERR + ERROR_ACCESS_DENIED)

/*
    Sorry, too tired to wrap this up for OS2... feel free to
    fit the following into their best matches.

    { ERROR_NO_SIGNAL_SENT,     ESRCH           },
    { SOCEALREADY,              EALREADY        },
    { SOCEDESTADDRREQ,          EDESTADDRREQ    },
    { SOCEMSGSIZE,              EMSGSIZE        },
    { SOCEPROTOTYPE,            EPROTOTYPE      },
    { SOCENOPROTOOPT,           ENOPROTOOPT     },
    { SOCEPROTONOSUPPORT,       EPROTONOSUPPORT },
    { SOCESOCKTNOSUPPORT,       ESOCKTNOSUPPORT },
    { SOCEOPNOTSUPP,            EOPNOTSUPP      },
    { SOCEPFNOSUPPORT,          EPFNOSUPPORT    },
    { SOCEAFNOSUPPORT,          EAFNOSUPPORT    },
    { SOCEADDRINUSE,            EADDRINUSE      },
    { SOCEADDRNOTAVAIL,         EADDRNOTAVAIL   },
    { SOCENETDOWN,              ENETDOWN        },
    { SOCENETRESET,             ENETRESET       },
    { SOCENOBUFS,               ENOBUFS         },
    { SOCEISCONN,               EISCONN         },
    { SOCENOTCONN,              ENOTCONN        },
    { SOCESHUTDOWN,             ESHUTDOWN       },
    { SOCETOOMANYREFS,          ETOOMANYREFS    },
    { SOCELOOP,                 ELOOP           },
    { SOCEHOSTDOWN,             EHOSTDOWN       },
    { SOCENOTEMPTY,             ENOTEMPTY       },
    { SOCEPIPE,                 EPIPE           }
*/

#elif defined(WIN32) && !defined(DOXYGEN) /* !defined(OS2) */

#define APR_FROM_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e + APR_OS_START_SYSERR)
#define APR_TO_OS_ERROR(e)   (e == 0 ? APR_SUCCESS : e - APR_OS_START_SYSERR)

#define apr_get_os_error()   (APR_FROM_OS_ERROR(GetLastError()))
#define apr_set_os_error(e)  (SetLastError(APR_TO_OS_ERROR(e)))

/* A special case, only socket calls require this:
 */
#define apr_get_netos_error()   (APR_FROM_OS_ERROR(WSAGetLastError()))
#define apr_set_netos_error(e)   (WSASetLastError(APR_TO_OS_ERROR(e)))

/* APR CANONICAL ERROR TESTS */
#define APR_STATUS_IS_EACCES(s)         ((s) == APR_EACCES \
                || (s) == APR_OS_START_SYSERR + ERROR_ACCESS_DENIED \
                || (s) == APR_OS_START_SYSERR + ERROR_CANNOT_MAKE \
                || (s) == APR_OS_START_SYSERR + ERROR_CURRENT_DIRECTORY \
                || (s) == APR_OS_START_SYSERR + ERROR_DRIVE_LOCKED \
                || (s) == APR_OS_START_SYSERR + ERROR_FAIL_I24 \
                || (s) == APR_OS_START_SYSERR + ERROR_LOCK_VIOLATION \
                || (s) == APR_OS_START_SYSERR + ERROR_LOCK_FAILED \
                || (s) == APR_OS_START_SYSERR + ERROR_NOT_LOCKED \
                || (s) == APR_OS_START_SYSERR + ERROR_NETWORK_ACCESS_DENIED \
                || (s) == APR_OS_START_SYSERR + ERROR_SHARING_VIOLATION)
#define APR_STATUS_IS_EEXIST(s)         ((s) == APR_EEXIST \
                || (s) == APR_OS_START_SYSERR + ERROR_FILE_EXISTS \
                || (s) == APR_OS_START_SYSERR + ERROR_ALREADY_EXISTS)
#define APR_STATUS_IS_ENAMETOOLONG(s)   ((s) == APR_ENAMETOOLONG \
                || (s) == APR_OS_START_SYSERR + ERROR_FILENAME_EXCED_RANGE \
                || (s) == APR_OS_START_SYSERR + WSAENAMETOOLONG)
#define APR_STATUS_IS_ENOENT(s)         ((s) == APR_ENOENT \
                || (s) == APR_OS_START_SYSERR + ERROR_FILE_NOT_FOUND \
                || (s) == APR_OS_START_SYSERR + ERROR_PATH_NOT_FOUND \
                || (s) == APR_OS_START_SYSERR + ERROR_OPEN_FAILED \
                || (s) == APR_OS_START_SYSERR + ERROR_NO_MORE_FILES)
#define APR_STATUS_IS_ENOTDIR(s)        ((s) == APR_ENOTDIR \
                || (s) == APR_OS_START_SYSERR + ERROR_PATH_NOT_FOUND \
                || (s) == APR_OS_START_SYSERR + ERROR_BAD_NETPATH \
                || (s) == APR_OS_START_SYSERR + ERROR_BAD_NET_NAME \
                || (s) == APR_OS_START_SYSERR + ERROR_BAD_PATHNAME \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_DRIVE)
#define APR_STATUS_IS_ENOSPC(s)         ((s) == APR_ENOSPC \
                || (s) == APR_OS_START_SYSERR + ERROR_DISK_FULL)
#define APR_STATUS_IS_ENOMEM(s)         ((s) == APR_ENOMEM \
                || (s) == APR_OS_START_SYSERR + ERROR_ARENA_TRASHED \
                || (s) == APR_OS_START_SYSERR + ERROR_NOT_ENOUGH_MEMORY \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_BLOCK \
                || (s) == APR_OS_START_SYSERR + ERROR_NOT_ENOUGH_QUOTA \
                || (s) == APR_OS_START_SYSERR + ERROR_OUTOFMEMORY)
#define APR_STATUS_IS_EMFILE(s)         ((s) == APR_EMFILE \
                || (s) == APR_OS_START_SYSERR + ERROR_TOO_MANY_OPEN_FILES)
#define APR_STATUS_IS_ENFILE(s)         ((s) == APR_ENFILE)
#define APR_STATUS_IS_EBADF(s)          ((s) == APR_EBADF \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_HANDLE \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_TARGET_HANDLE)
#define APR_STATUS_IS_EINVAL(s)         ((s) == APR_EINVAL \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_ACCESS \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_DATA \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_FUNCTION \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_HANDLE \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_PARAMETER \
                || (s) == APR_OS_START_SYSERR + ERROR_NEGATIVE_SEEK)
#define APR_STATUS_IS_ESPIPE(s)         ((s) == APR_ESPIPE \
                || (s) == APR_OS_START_SYSERR + ERROR_SEEK_ON_DEVICE \
                || (s) == APR_OS_START_SYSERR + ERROR_NEGATIVE_SEEK)
#define APR_STATUS_IS_EAGAIN(s)         ((s) == APR_EAGAIN \
                || (s) == APR_OS_START_SYSERR + ERROR_NO_DATA \
                || (s) == APR_OS_START_SYSERR + ERROR_NO_PROC_SLOTS \
                || (s) == APR_OS_START_SYSERR + ERROR_NESTING_NOT_ALLOWED \
                || (s) == APR_OS_START_SYSERR + ERROR_MAX_THRDS_REACHED \
                || (s) == APR_OS_START_SYSERR + ERROR_LOCK_VIOLATION \
                || (s) == APR_OS_START_SYSERR + WSAEWOULDBLOCK)
#define APR_STATUS_IS_EINTR(s)          ((s) == APR_EINTR \
                || (s) == APR_OS_START_SYSERR + WSAEINTR)
#define APR_STATUS_IS_ENOTSOCK(s)       ((s) == APR_ENOTSOCK \
                || (s) == APR_OS_START_SYSERR + WSAENOTSOCK)
#define APR_STATUS_IS_ECONNREFUSED(s)   ((s) == APR_ECONNREFUSED \
                || (s) == APR_OS_START_SYSERR + WSAECONNREFUSED)
#define APR_STATUS_IS_EINPROGRESS(s)    ((s) == APR_EINPROGRESS \
                || (s) == APR_OS_START_SYSERR + WSAEINPROGRESS)
#define APR_STATUS_IS_ECONNABORTED(s)   ((s) == APR_ECONNABORTED \
                || (s) == APR_OS_START_SYSERR + WSAECONNABORTED)
#define APR_STATUS_IS_ECONNRESET(s)     ((s) == APR_ECONNRESET \
                || (s) == APR_OS_START_SYSERR + ERROR_NETNAME_DELETED \
                || (s) == APR_OS_START_SYSERR + WSAECONNRESET)
/* XXX deprecated */
#define APR_STATUS_IS_ETIMEDOUT(s)         ((s) == APR_ETIMEDOUT \
                || (s) == APR_OS_START_SYSERR + WSAETIMEDOUT \
                || (s) == APR_OS_START_SYSERR + WAIT_TIMEOUT)
#undef APR_STATUS_IS_TIMEUP
#define APR_STATUS_IS_TIMEUP(s)         ((s) == APR_TIMEUP \
                || (s) == APR_OS_START_SYSERR + WSAETIMEDOUT \
                || (s) == APR_OS_START_SYSERR + WAIT_TIMEOUT)
#define APR_STATUS_IS_EHOSTUNREACH(s)   ((s) == APR_EHOSTUNREACH \
                || (s) == APR_OS_START_SYSERR + WSAEHOSTUNREACH)
#define APR_STATUS_IS_ENETUNREACH(s)    ((s) == APR_ENETUNREACH \
                || (s) == APR_OS_START_SYSERR + WSAENETUNREACH)
#define APR_STATUS_IS_EFTYPE(s)         ((s) == APR_EFTYPE \
                || (s) == APR_OS_START_SYSERR + ERROR_EXE_MACHINE_TYPE_MISMATCH \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_DLL \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_MODULETYPE \
                || (s) == APR_OS_START_SYSERR + ERROR_BAD_EXE_FORMAT \
                || (s) == APR_OS_START_SYSERR + ERROR_INVALID_EXE_SIGNATURE \
                || (s) == APR_OS_START_SYSERR + ERROR_FILE_CORRUPT \
                || (s) == APR_OS_START_SYSERR + ERROR_BAD_FORMAT)
#define APR_STATUS_IS_EPIPE(s)          ((s) == APR_EPIPE \
                || (s) == APR_OS_START_SYSERR + ERROR_BROKEN_PIPE)
#define APR_STATUS_IS_EXDEV(s)          ((s) == APR_EXDEV \
                || (s) == APR_OS_START_SYSERR + ERROR_NOT_SAME_DEVICE)
#define APR_STATUS_IS_ENOTEMPTY(s)      ((s) == APR_ENOTEMPTY \
                || (s) == APR_OS_START_SYSERR + ERROR_DIR_NOT_EMPTY)

#elif defined(NETWARE) && defined(USE_WINSOCK) && !defined(DOXYGEN) /* !defined(OS2) && !defined(WIN32) */

#define APR_FROM_OS_ERROR(e) (e == 0 ? APR_SUCCESS : e + APR_OS_START_SYSERR)
#define APR_TO_OS_ERROR(e)   (e == 0 ? APR_SUCCESS : e - APR_OS_START_SYSERR)

#define apr_get_os_error()    (errno)
#define apr_set_os_error(e)   (errno = (e))

/* A special case, only socket calls require this: */
#define apr_get_netos_error()   (APR_FROM_OS_ERROR(WSAGetLastError()))
#define apr_set_netos_error(e)  (WSASetLastError(APR_TO_OS_ERROR(e)))

/* APR CANONICAL ERROR TESTS */
#define APR_STATUS_IS_EACCES(s)         ((s) == APR_EACCES)
#define APR_STATUS_IS_EEXIST(s)         ((s) == APR_EEXIST)
#define APR_STATUS_IS_ENAMETOOLONG(s)   ((s) == APR_ENAMETOOLONG)
#define APR_STATUS_IS_ENOENT(s)         ((s) == APR_ENOENT)
#define APR_STATUS_IS_ENOTDIR(s)        ((s) == APR_ENOTDIR)
#define APR_STATUS_IS_ENOSPC(s)         ((s) == APR_ENOSPC)
#define APR_STATUS_IS_ENOMEM(s)         ((s) == APR_ENOMEM)
#define APR_STATUS_IS_EMFILE(s)         ((s) == APR_EMFILE)
#define APR_STATUS_IS_ENFILE(s)         ((s) == APR_ENFILE)
#define APR_STATUS_IS_EBADF(s)          ((s) == APR_EBADF)
#define APR_STATUS_IS_EINVAL(s)         ((s) == APR_EINVAL)
#define APR_STATUS_IS_ESPIPE(s)         ((s) == APR_ESPIPE)

#define APR_STATUS_IS_EAGAIN(s)         ((s) == APR_EAGAIN \
                || (s) ==                       EWOULDBLOCK \
                || (s) == APR_OS_START_SYSERR + WSAEWOULDBLOCK)
#define APR_STATUS_IS_EINTR(s)          ((s) == APR_EINTR \
                || (s) == APR_OS_START_SYSERR + WSAEINTR)
#define APR_STATUS_IS_ENOTSOCK(s)       ((s) == APR_ENOTSOCK \
                || (s) == APR_OS_START_SYSERR + WSAENOTSOCK)
#define APR_STATUS_IS_ECONNREFUSED(s)   ((s) == APR_ECONNREFUSED \
                || (s) == APR_OS_START_SYSERR + WSAECONNREFUSED)
#define APR_STATUS_IS_EINPROGRESS(s)    ((s) == APR_EINPROGRESS \
                || (s) == APR_OS_START_SYSERR + WSAEINPROGRESS)
#define APR_STATUS_IS_ECONNABORTED(s)   ((s) == APR_ECONNABORTED \
                || (s) == APR_OS_START_SYSERR + WSAECONNABORTED)
#define APR_STATUS_IS_ECONNRESET(s)     ((s) == APR_ECONNRESET \
                || (s) == APR_OS_START_SYSERR + WSAECONNRESET)
/* XXX deprecated */
#define APR_STATUS_IS_ETIMEDOUT(s)       ((s) == APR_ETIMEDOUT \
                || (s) == APR_OS_START_SYSERR + WSAETIMEDOUT \
                || (s) == APR_OS_START_SYSERR + WAIT_TIMEOUT)
#undef APR_STATUS_IS_TIMEUP
#define APR_STATUS_IS_TIMEUP(s)         ((s) == APR_TIMEUP \
                || (s) == APR_OS_START_SYSERR + WSAETIMEDOUT \
                || (s) == APR_OS_START_SYSERR + WAIT_TIMEOUT)
#define APR_STATUS_IS_EHOSTUNREACH(s)   ((s) == APR_EHOSTUNREACH \
                || (s) == APR_OS_START_SYSERR + WSAEHOSTUNREACH)
#define APR_STATUS_IS_ENETUNREACH(s)    ((s) == APR_ENETUNREACH \
                || (s) == APR_OS_START_SYSERR + WSAENETUNREACH)
#define APR_STATUS_IS_ENETDOWN(s)       ((s) == APR_OS_START_SYSERR + WSAENETDOWN)
#define APR_STATUS_IS_EFTYPE(s)         ((s) == APR_EFTYPE)
#define APR_STATUS_IS_EPIPE(s)          ((s) == APR_EPIPE)
#define APR_STATUS_IS_EXDEV(s)          ((s) == APR_EXDEV)
#define APR_STATUS_IS_ENOTEMPTY(s)      ((s) == APR_ENOTEMPTY)

#else /* !defined(NETWARE) && !defined(OS2) && !defined(WIN32) */

/*
 *  os error codes are clib error codes
 */
#define APR_FROM_OS_ERROR(e)  (e)
#define APR_TO_OS_ERROR(e)    (e)

#define apr_get_os_error()    (errno)
#define apr_set_os_error(e)   (errno = (e))

/* A special case, only socket calls require this:
 */
#define apr_get_netos_error() (errno)
#define apr_set_netos_error(e) (errno = (e))

/**
 * @addtogroup APR_STATUS_IS
 * @{
 */

/** permission denied */
#define APR_STATUS_IS_EACCES(s)         ((s) == APR_EACCES)
/** file exists */
#define APR_STATUS_IS_EEXIST(s)         ((s) == APR_EEXIST)
/** path name is too long */
#define APR_STATUS_IS_ENAMETOOLONG(s)   ((s) == APR_ENAMETOOLONG)
/**
 * no such file or directory
 * @remark
 * EMVSCATLG can be returned by the automounter on z/OS for
 * paths which do not exist.
 */
#ifdef EMVSCATLG
#define APR_STATUS_IS_ENOENT(s)         ((s) == APR_ENOENT \
                                      || (s) == EMVSCATLG)
#else
#define APR_STATUS_IS_ENOENT(s)         ((s) == APR_ENOENT)
#endif
/** not a directory */
#define APR_STATUS_IS_ENOTDIR(s)        ((s) == APR_ENOTDIR)
/** no space left on device */
#ifdef EDQUOT
#define APR_STATUS_IS_ENOSPC(s)         ((s) == APR_ENOSPC \
                                      || (s) == EDQUOT)
#else
#define APR_STATUS_IS_ENOSPC(s)         ((s) == APR_ENOSPC)
#endif
/** not enough memory */
#define APR_STATUS_IS_ENOMEM(s)         ((s) == APR_ENOMEM)
/** too many open files */
#define APR_STATUS_IS_EMFILE(s)         ((s) == APR_EMFILE)
/** file table overflow */
#define APR_STATUS_IS_ENFILE(s)         ((s) == APR_ENFILE)
/** bad file # */
#define APR_STATUS_IS_EBADF(s)          ((s) == APR_EBADF)
/** invalid argument */
#define APR_STATUS_IS_EINVAL(s)         ((s) == APR_EINVAL)
/** illegal seek */
#define APR_STATUS_IS_ESPIPE(s)         ((s) == APR_ESPIPE)

/** operation would block */
#if !defined(EWOULDBLOCK) || !defined(EAGAIN)
#define APR_STATUS_IS_EAGAIN(s)         ((s) == APR_EAGAIN)
#elif (EWOULDBLOCK == EAGAIN)
#define APR_STATUS_IS_EAGAIN(s)         ((s) == APR_EAGAIN)
#else
#define APR_STATUS_IS_EAGAIN(s)         ((s) == APR_EAGAIN \
                                      || (s) == EWOULDBLOCK)
#endif

/** interrupted system call */
#define APR_STATUS_IS_EINTR(s)          ((s) == APR_EINTR)
/** socket operation on a non-socket */
#define APR_STATUS_IS_ENOTSOCK(s)       ((s) == APR_ENOTSOCK)
/** Connection Refused */
#define APR_STATUS_IS_ECONNREFUSED(s)   ((s) == APR_ECONNREFUSED)
/** operation now in progress */
#define APR_STATUS_IS_EINPROGRESS(s)    ((s) == APR_EINPROGRESS)

/**
 * Software caused connection abort
 * @remark
 * EPROTO on certain older kernels really means ECONNABORTED, so we need to
 * ignore it for them.  See discussion in new-httpd archives nh.9701 & nh.9603
 *
 * There is potentially a bug in Solaris 2.x x<6, and other boxes that
 * implement tcp sockets in userland (i.e. on top of STREAMS).  On these
 * systems, EPROTO can actually result in a fatal loop.  See PR#981 for
 * example.  It's hard to handle both uses of EPROTO.
 */
#ifdef EPROTO
#define APR_STATUS_IS_ECONNABORTED(s)    ((s) == APR_ECONNABORTED \
                                       || (s) == EPROTO)
#else
#define APR_STATUS_IS_ECONNABORTED(s)    ((s) == APR_ECONNABORTED)
#endif

/** Connection Reset by peer */
#define APR_STATUS_IS_ECONNRESET(s)      ((s) == APR_ECONNRESET)
/** Operation timed out
 *  @deprecated */
#define APR_STATUS_IS_ETIMEDOUT(s)      ((s) == APR_ETIMEDOUT)
/** no route to host */
#define APR_STATUS_IS_EHOSTUNREACH(s)    ((s) == APR_EHOSTUNREACH)
/** network is unreachable */
#define APR_STATUS_IS_ENETUNREACH(s)     ((s) == APR_ENETUNREACH)
/** inappropiate file type or format */
#define APR_STATUS_IS_EFTYPE(s)          ((s) == APR_EFTYPE)
/** broken pipe */
#define APR_STATUS_IS_EPIPE(s)           ((s) == APR_EPIPE)
/** cross device link */
#define APR_STATUS_IS_EXDEV(s)           ((s) == APR_EXDEV)
/** Directory Not Empty */
#define APR_STATUS_IS_ENOTEMPTY(s)       ((s) == APR_ENOTEMPTY || \
                                          (s) == APR_EEXIST)
/** @} */

#endif /* !defined(NETWARE) && !defined(OS2) && !defined(WIN32) */

/** @} */

#ifdef __cplusplus
}
#endif

#endif  /* ! APR_ERRNO_H */
#ifndef _LINUX_ERRNO_H
#define _LINUX_ERRNO_H

#include <asm/errno.h>

#ifdef __KERNEL__

/* Should never be seen by user programs */
#define ERESTARTSYS	512
#define ERESTARTNOINTR	513
#define ERESTARTNOHAND	514	/* restart if no handler.. */
#define ENOIOCTLCMD	515	/* No ioctl command */
#define ERESTART_RESTARTBLOCK 516 /* restart by calling sys_restart_syscall */

/* Defined for the NFSv3 protocol */
#define EBADHANDLE	521	/* Illegal NFS file handle */
#define ENOTSYNC	522	/* Update synchronization mismatch */
#define EBADCOOKIE	523	/* Cookie is stale */
#define ENOTSUPP	524	/* Operation is not supported */
#define ETOOSMALL	525	/* Buffer or request is too small */
#define ESERVERFAULT	526	/* An untranslatable error occurred */
#define EBADTYPE	527	/* Type not supported by server */
#define EJUKEBOX	528	/* Request initiated, but will not complete before timeout */
#define EIOCBQUEUED	529	/* iocb queued, will get completion event */
#define EIOCBRETRY	530	/* iocb queued, will trigger a retry */

#endif

#endif
// Copyright (c) 1994 James Clark
// See the file COPYING for copying permission.

#ifndef ErrnoMessageArg_INCLUDED
#define ErrnoMessageArg_INCLUDED 1

#include "MessageArg.h"
#include "rtti.h"

#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif

class SP_API ErrnoMessageArg : public OtherMessageArg {
  RTTI_CLASS
public:
  ErrnoMessageArg(int errnum) : errno_(errnum) { }
  MessageArg *copy() const;
  // errno might be a macro so we must use a different name
  int errnum() const;
private:
  int errno_;
};

inline
int ErrnoMessageArg::errnum() const
{
  return errno_;
}

#ifdef SP_NAMESPACE
}
#endif

#endif /* not ErrnoMessageArg_INCLUDED */
/* Copyright (C) 1991,92,93,94,95,96,97,2002 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

/*
 *	ISO C99 Standard: 7.5 Errors	<errno.h>
 */

#ifndef	_ERRNO_H

/* The includer defined __need_Emath if he wants only the definitions
   of EDOM and ERANGE, and not everything else.  */
#ifndef	__need_Emath
# define _ERRNO_H	1
# include <features.h>
#endif

__BEGIN_DECLS

/* Get the error number constants from the system-specific file.
   This file will test __need_Emath and _ERRNO_H.  */
#include <bits/errno.h>
#undef	__need_Emath

#ifdef	_ERRNO_H

/* Declare the `errno' variable, unless it's defined as a macro by
   bits/errno.h.  This is the case in GNU, where it is a per-thread
   variable.  This redeclaration using the macro still works, but it
   will be a function declaration without a prototype and may trigger
   a -Wstrict-prototypes warning.  */
#ifndef	errno
extern int errno;
#endif

#ifdef __USE_GNU

/* The full and simple forms of the name with which the program was
   invoked.  These variables are set up automatically at startup based on
   the value of ARGV[0] (this works only if you use GNU ld).  */
extern char *program_invocation_name, *program_invocation_short_name;
#endif /* __USE_GNU */
#endif /* _ERRNO_H */

__END_DECLS

#endif /* _ERRNO_H */

/* The Hurd <bits/errno.h> defines `error_t' as an enumerated type so
   that printing `error_t' values in the debugger shows the names.  We
   might need this definition sometimes even if this file was included
   before.  */
#if defined __USE_GNU || defined __need_error_t
# ifndef __error_t_defined
typedef int error_t;
#  define __error_t_defined	1
# endif
# undef __need_error_t
#endif
#ifndef _I386_ERRNO_H
#define _I386_ERRNO_H

#include <asm-generic/errno.h>

#endif
#ifndef _ASM_GENERIC_ERRNO_BASE_H
#define _ASM_GENERIC_ERRNO_BASE_H

#define	EPERM		 1	/* Operation not permitted */
#define	ENOENT		 2	/* No such file or directory */
#define	ESRCH		 3	/* No such process */
#define	EINTR		 4	/* Interrupted system call */
#define	EIO		 5	/* I/O error */
#define	ENXIO		 6	/* No such device or address */
#define	E2BIG		 7	/* Argument list too long */
#define	ENOEXEC		 8	/* Exec format error */
#define	EBADF		 9	/* Bad file number */
#define	ECHILD		10	/* No child processes */
#define	EAGAIN		11	/* Try again */
#define	ENOMEM		12	/* Out of memory */
#define	EACCES		13	/* Permission denied */
#define	EFAULT		14	/* Bad address */
#define	ENOTBLK		15	/* Block device required */
#define	EBUSY		16	/* Device or resource busy */
#define	EEXIST		17	/* File exists */
#define	EXDEV		18	/* Cross-device link */
#define	ENODEV		19	/* No such device */
#define	ENOTDIR		20	/* Not a directory */
#define	EISDIR		21	/* Is a directory */
#define	EINVAL		22	/* Invalid argument */
#define	ENFILE		23	/* File table overflow */
#define	EMFILE		24	/* Too many open files */
#define	ENOTTY		25	/* Not a typewriter */
#define	ETXTBSY		26	/* Text file busy */
#define	EFBIG		27	/* File too large */
#define	ENOSPC		28	/* No space left on device */
#define	ESPIPE		29	/* Illegal seek */
#define	EROFS		30	/* Read-only file system */
#define	EMLINK		31	/* Too many links */
#define	EPIPE		32	/* Broken pipe */
#define	EDOM		33	/* Math argument out of domain of func */
#define	ERANGE		34	/* Math result not representable */

#endif
#ifndef _ASM_GENERIC_ERRNO_H
#define _ASM_GENERIC_ERRNO_H

#include <asm-generic/errno-base.h>

#define	EDEADLK		35	/* Resource deadlock would occur */
#define	ENAMETOOLONG	36	/* File name too long */
#define	ENOLCK		37	/* No record locks available */
#define	ENOSYS		38	/* Function not implemented */
#define	ENOTEMPTY	39	/* Directory not empty */
#define	ELOOP		40	/* Too many symbolic links encountered */
#define	EWOULDBLOCK	EAGAIN	/* Operation would block */
#define	ENOMSG		42	/* No message of desired type */
#define	EIDRM		43	/* Identifier removed */
#define	ECHRNG		44	/* Channel number out of range */
#define	EL2NSYNC	45	/* Level 2 not synchronized */
#define	EL3HLT		46	/* Level 3 halted */
#define	EL3RST		47	/* Level 3 reset */
#define	ELNRNG		48	/* Link number out of range */
#define	EUNATCH		49	/* Protocol driver not attached */
#define	ENOCSI		50	/* No CSI structure available */
#define	EL2HLT		51	/* Level 2 halted */
#define	EBADE		52	/* Invalid exchange */
#define	EBADR		53	/* Invalid request descriptor */
#define	EXFULL		54	/* Exchange full */
#define	ENOANO		55	/* No anode */
#define	EBADRQC		56	/* Invalid request code */
#define	EBADSLT		57	/* Invalid slot */

#define	EDEADLOCK	EDEADLK

#define	EBFONT		59	/* Bad font file format */
#define	ENOSTR		60	/* Device not a stream */
#define	ENODATA		61	/* No data available */
#define	ETIME		62	/* Timer expired */
#define	ENOSR		63	/* Out of streams resources */
#define	ENONET		64	/* Machine is not on the network */
#define	ENOPKG		65	/* Package not installed */
#define	EREMOTE		66	/* Object is remote */
#define	ENOLINK		67	/* Link has been severed */
#define	EADV		68	/* Advertise error */
#define	ESRMNT		69	/* Srmount error */
#define	ECOMM		70	/* Communication error on send */
#define	EPROTO		71	/* Protocol error */
#define	EMULTIHOP	72	/* Multihop attempted */
#define	EDOTDOT		73	/* RFS specific error */
#define	EBADMSG		74	/* Not a data message */
#define	EOVERFLOW	75	/* Value too large for defined data type */
#define	ENOTUNIQ	76	/* Name not unique on network */
#define	EBADFD		77	/* File descriptor in bad state */
#define	EREMCHG		78	/* Remote address changed */
#define	ELIBACC		79	/* Can not access a needed shared library */
#define	ELIBBAD		80	/* Accessing a corrupted shared library */
#define	ELIBSCN		81	/* .lib section in a.out corrupted */
#define	ELIBMAX		82	/* Attempting to link in too many shared libraries */
#define	ELIBEXEC	83	/* Cannot exec a shared library directly */
#define	EILSEQ		84	/* Illegal byte sequence */
#define	ERESTART	85	/* Interrupted system call should be restarted */
#define	ESTRPIPE	86	/* Streams pipe error */
#define	EUSERS		87	/* Too many users */
#define	ENOTSOCK	88	/* Socket operation on non-socket */
#define	EDESTADDRREQ	89	/* Destination address required */
#define	EMSGSIZE	90	/* Message too long */
#define	EPROTOTYPE	91	/* Protocol wrong type for socket */
#define	ENOPROTOOPT	92	/* Protocol not available */
#define	EPROTONOSUPPORT	93	/* Protocol not supported */
#define	ESOCKTNOSUPPORT	94	/* Socket type not supported */
#define	EOPNOTSUPP	95	/* Operation not supported on transport endpoint */
#define	EPFNOSUPPORT	96	/* Protocol family not supported */
#define	EAFNOSUPPORT	97	/* Address family not supported by protocol */
#define	EADDRINUSE	98	/* Address already in use */
#define	EADDRNOTAVAIL	99	/* Cannot assign requested address */
#define	ENETDOWN	100	/* Network is down */
#define	ENETUNREACH	101	/* Network is unreachable */
#define	ENETRESET	102	/* Network dropped connection because of reset */
#define	ECONNABORTED	103	/* Software caused connection abort */
#define	ECONNRESET	104	/* Connection reset by peer */
#define	ENOBUFS		105	/* No buffer space available */
#define	EISCONN		106	/* Transport endpoint is already connected */
#define	ENOTCONN	107	/* Transport endpoint is not connected */
#define	ESHUTDOWN	108	/* Cannot send after transport endpoint shutdown */
#define	ETOOMANYREFS	109	/* Too many references: cannot splice */
#define	ETIMEDOUT	110	/* Connection timed out */
#define	ECONNREFUSED	111	/* Connection refused */
#define	EHOSTDOWN	112	/* Host is down */
#define	EHOSTUNREACH	113	/* No route to host */
#define	EALREADY	114	/* Operation already in progress */
#define	EINPROGRESS	115	/* Operation now in progress */
#define	ESTALE		116	/* Stale NFS file handle */
#define	EUCLEAN		117	/* Structure needs cleaning */
#define	ENOTNAM		118	/* Not a XENIX named type file */
#define	ENAVAIL		119	/* No XENIX semaphores available */
#define	EISNAM		120	/* Is a named type file */
#define	EREMOTEIO	121	/* Remote I/O error */
#define	EDQUOT		122	/* Quota exceeded */

#define	ENOMEDIUM	123	/* No medium found */
#define	EMEDIUMTYPE	124	/* Wrong medium type */
#define	ECANCELED	125	/* Operation Canceled */
#define	ENOKEY		126	/* Required key not available */
#define	EKEYEXPIRED	127	/* Key has expired */
#define	EKEYREVOKED	128	/* Key has been revoked */
#define	EKEYREJECTED	129	/* Key was rejected by service */

/* for robust mutexes */
#define	EOWNERDEAD	130	/* Owner died */
#define	ENOTRECOVERABLE	131	/* State not recoverable */

#endif