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
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
|
// $Id$
// We need this to get the status of ACE_NTRACE...
#include "ace/config-all.h"
// Turn off tracing for the duration of this file.
#if defined (ACE_NTRACE)
# undef ACE_NTRACE
#endif /* ACE_NTRACE */
#define ACE_NTRACE 1
// This must come first to avoid "order of include" problems...
#if !defined (ACE_HAS_INLINED_OSCALLS) && !defined(ACE_HAS_ONE_DEFINITION_RULE)
# define ACE_HAS_INLINED_OSCALLS
# include "ace/ACE.h"
# undef ACE_HAS_INLINED_OSCALLS
#else
# include "ace/ACE.h"
#endif /* !ACE_HAS_INLINED_OSCALLS */
#include "ace/Thread_Manager.h"
#include "ace/OS.h"
#if !defined (ACE_MT_SAFE) || (ACE_MT_SAFE == 0)
# include "ace/Object_Manager.h"
#endif /* ! ACE_MT_SAFE */
#if !defined (ACE_LACKS_IOSTREAM_TOTALLY)
# include "ace/streams.h"
#endif /* ! ACE_LACKS_IOSTREAM_TOTALLY */
#include "ace/Log_Msg.h"
#include "ace/Log_Msg_Callback.h"
#include "ace/Log_Msg_IPC.h"
ACE_RCSID(ace, Log_Msg, "$Id$")
ACE_ALLOC_HOOK_DEFINE(ACE_Log_Msg)
#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
int ACE_Log_Msg::key_created_ = 0;
# if defined (ACE_HAS_THREAD_SPECIFIC_STORAGE) || \
defined (ACE_HAS_TSS_EMULATION)
ACE_thread_key_t ACE_Log_Msg::log_msg_tss_key_;
# endif /* ACE_HAS_THREAD_SPECIFIC_STORAGE || ACE_HAS_TSS_EMULATION */
#endif /* ACE_MT_SAFE */
// This is only needed here because we can't afford to call
// ACE_LOG_MSG->instance() from within ACE_Log_Msg::instance() or else
// we will recurse infinitely! Not for public use!
#define ACE_NEW_RETURN_I(POINTER,CONSTRUCTOR,RET_VAL) \
do { POINTER = new CONSTRUCTOR; \
if (POINTER == 0) { errno = ENOMEM; return RET_VAL; } \
} while (0)
// Instance count for Log_Msg - used to know when dynamically
// allocated storage (program name and host name) can be safely
// deleted.
int ACE_Log_Msg::instance_count_ = 0;
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
# if !defined (ACE_MT_SAFE) || (ACE_MT_SAFE == 0)
template class ACE_Cleanup_Adapter<ACE_Log_Msg>;
#else
template class ACE_Reverse_Lock<ACE_Recursive_Thread_Mutex>;
template class ACE_Guard<ACE_Reverse_Lock<ACE_Recursive_Thread_Mutex> >;
# endif /* ! ACE_MT_SAFE */
#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
# if !defined (ACE_MT_SAFE) || (ACE_MT_SAFE == 0)
# pragma instantiate ACE_Cleanup_Adapter<ACE_Log_Msg>
#else
#pragma instantiate ACE_Reverse_Lock<ACE_Recursive_Thread_Mutex>
#pragma instantiate ACE_Guard<ACE_Reverse_Lock<ACE_Recursive_Thread_Mutex> >
# endif /* ! ACE_MT_SAFE */
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
class ACE_Log_Msg_Manager
// = TITLE
// Synchronize output operations.
//
// = DESCRIPTION
// Provides global point of contact for all ACE_Log_Msg instances
// in a process.
//
// For internal use by ACE, only!
{
public:
static ACE_Log_Msg_Backend *ipc_backend_;
#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
static void close (void);
static ACE_Recursive_Thread_Mutex *get_lock (void);
private:
static ACE_Recursive_Thread_Mutex *lock_;
#endif /* ! ACE_MT_SAFE */
};
ACE_Log_Msg_Backend *ACE_Log_Msg_Manager::ipc_backend_ = 0;
#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
ACE_Recursive_Thread_Mutex *ACE_Log_Msg_Manager::lock_ = 0;
ACE_Recursive_Thread_Mutex *
ACE_Log_Msg_Manager::get_lock (void)
{
// This function is called by the first thread to create an ACE_Log_Msg
// instance. It makes the call while holding a mutex, so we don't have
// to grab another one here.
if (ACE_Log_Msg_Manager::lock_ == 0)
{
ACE_NO_HEAP_CHECK;
ACE_NEW_RETURN_I (ACE_Log_Msg_Manager::lock_,
ACE_Recursive_Thread_Mutex,
0);
}
if (ACE_Log_Msg_Manager::ipc_backend_ == 0)
{
ACE_NO_HEAP_CHECK;
// Allocate the ACE_Log_Msg IPC instance.
ACE_NEW_RETURN (ACE_Log_Msg_Manager::ipc_backend_,
ACE_Log_Msg_IPC,
0);
}
return ACE_Log_Msg_Manager::lock_;
}
void
ACE_Log_Msg_Manager::close (void)
{
#if defined (ACE_HAS_STHREADS) && ! defined (ACE_HAS_TSS_EMULATION) && ! defined (ACE_HAS_EXCEPTIONS)
// Delete the (main thread's) Log_Msg instance. I think that this
// is only "necessary" if exception handling is not enabled.
// Without exception handling, main thread TSS destructors don't
// seem to be called. It's not really necessary anyways, because
// this one leak is harmless on Solaris.
delete ACE_Log_Msg::instance ();
#endif /* ACE_HAS_STHREADS && ! TSS_EMULATION && ! ACE_HAS_EXCEPTIONS */
// Ugly, ugly, but don't know a better way.
delete ACE_Log_Msg_Manager::lock_;
ACE_Log_Msg_Manager::lock_ = 0;
}
# if defined (ACE_HAS_THREAD_SPECIFIC_STORAGE) || \
defined (ACE_HAS_TSS_EMULATION)
/* static */
# if defined (ACE_HAS_THR_C_DEST)
# define LOCAL_EXTERN_PREFIX extern "C"
# else
# define LOCAL_EXTERN_PREFIX
# endif /* ACE_HAS_THR_C_DEST */
LOCAL_EXTERN_PREFIX
void
ACE_TSS_cleanup (void *ptr)
{
#if !defined(ACE_USE_ONE_SHOT_AT_THREAD_EXIT)
// Delegate to thr_desc if this not has terminated
ACE_Log_Msg* log_msg = (ACE_Log_Msg*) ptr;
if (log_msg->thr_desc()!=0)
log_msg->thr_desc()->log_msg_cleanup(log_msg);
else
#endif /* !ACE_USE_ONE_SHOT_AT_THREAD_EXIT */
delete (ACE_Log_Msg *) ptr;
}
# endif /* ACE_HAS_THREAD_SPECIFIC_STORAGE || ACE_HAS_TSS_EMULATION */
#endif /* ! ACE_MT_SAFE */
/* static */
int
ACE_Log_Msg::exists (void)
{
#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
# if defined (ACE_HAS_THREAD_SPECIFIC_STORAGE) || \
defined (ACE_HAS_TSS_EMULATION)
ACE_Log_Msg *tss_log_msg = 0;
// Get the tss_log_msg from thread-specific storage.
return key_created_
&& ACE_Thread::getspecific (log_msg_tss_key_,
ACE_reinterpret_cast (void **,
&tss_log_msg)) != -1
&& tss_log_msg;
# else
# error "Platform must support thread-specific storage if threads are used."
# endif /* ACE_HAS_THREAD_SPECIFIC_STORAGE || ACE_HAS_TSS_EMULATION */
#else /* ! ACE_MT_SAFE */
return 1;
#endif /* ! ACE_MT_SAFE */
}
ACE_Log_Msg *
ACE_Log_Msg::instance (void)
{
#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
# if defined (ACE_HAS_THREAD_SPECIFIC_STORAGE) || \
defined (ACE_HAS_TSS_EMULATION)
// TSS Singleton implementation.
if (key_created_ == 0)
{
ACE_thread_mutex_t *lock =
ACE_reinterpret_cast (ACE_thread_mutex_t *,
ACE_OS_Object_Manager::preallocated_object
[ACE_OS_Object_Manager::ACE_LOG_MSG_INSTANCE_LOCK]);
ACE_OS::thread_mutex_lock (lock);
if (key_created_ == 0)
{
// Allocate the Singleton lock.
ACE_Log_Msg_Manager::get_lock ();
{
ACE_NO_HEAP_CHECK;
if (ACE_Thread::keycreate (&log_msg_tss_key_,
&ACE_TSS_cleanup) != 0)
{
ACE_OS::thread_mutex_unlock (lock);
return 0; // Major problems, this should *never* happen!
}
}
key_created_ = 1;
}
ACE_OS::thread_mutex_unlock (lock);
}
ACE_Log_Msg *tss_log_msg = 0;
// Get the tss_log_msg from thread-specific storage.
if (ACE_Thread::getspecific (log_msg_tss_key_,
ACE_reinterpret_cast (void **,
&tss_log_msg)) == -1)
return 0; // This should not happen!
// Check to see if this is the first time in for this thread.
if (tss_log_msg == 0)
{
// Allocate memory off the heap and store it in a pointer in
// thread-specific storage (on the stack...). Stop heap
// checking, the memory will always be freed by the thread
// rundown because of the TSS callback set up when the key was
// created. This prevents from getting these blocks reported as
// memory leaks.
{
ACE_NO_HEAP_CHECK;
ACE_NEW_RETURN_I (tss_log_msg,
ACE_Log_Msg,
0);
// Store the dynamically allocated pointer in thread-specific
// storage. It gets deleted via the ACE_TSS_cleanup function
// when the thread terminates.
if (ACE_Thread::setspecific (log_msg_tss_key_,
ACE_reinterpret_cast (void *,
tss_log_msg)) != 0)
return 0; // Major problems, this should *never* happen!
}
}
return tss_log_msg;
# else
# error "Platform must support thread-specific storage if threads are used."
# endif /* ACE_HAS_THREAD_SPECIFIC_STORAGE || ACE_HAS_TSS_EMULATION */
#else /* ! ACE_MT_SAFE */
// We don't have threads, we cannot call
// ACE_Log_Msg_Manager::get_lock () to initialize the logger
// callback, so instead we do it here.
if (ACE_Log_Msg_Manager::ipc_backend_ == 0)
ACE_NEW_RETURN (ACE_Log_Msg_Manager::ipc_backend_,
ACE_Log_Msg_IPC,
0);
// Singleton implementation.
static ACE_Cleanup_Adapter<ACE_Log_Msg> *log_msg = 0;
if (log_msg == 0)
{
ACE_NEW_RETURN (log_msg, ACE_Cleanup_Adapter<ACE_Log_Msg>, 0);
// Register the instance for destruction at program termination.
ACE_Object_Manager::at_exit (log_msg);
}
return &log_msg->object ();
#endif /* ! ACE_MT_SAFE */
}
// Sets the flag in the default priority mask used to initialize
// ACE_Log_Msg instances, as well as the current per-thread instance.
void
ACE_Log_Msg::enable_debug_messages (ACE_Log_Priority priority)
{
ACE_SET_BITS (ACE_Log_Msg::default_priority_mask_, priority);
ACE_Log_Msg *i = ACE_Log_Msg::instance ();
i->priority_mask (i->priority_mask () | priority);
}
// Clears the flag in the default priority mask used to initialize
// ACE_Log_Msg instances, as well as the current per-thread instance.
void
ACE_Log_Msg::disable_debug_messages (ACE_Log_Priority priority)
{
ACE_CLR_BITS (ACE_Log_Msg::default_priority_mask_, priority);
ACE_Log_Msg *i = ACE_Log_Msg::instance ();
i->priority_mask (i->priority_mask () & ~priority);
}
// Name of the local host.
const ACE_TCHAR *ACE_Log_Msg::local_host_ = 0;
// Records the program name.
const ACE_TCHAR *ACE_Log_Msg::program_name_ = 0;
// Default is to use stderr.
u_long ACE_Log_Msg::flags_ = ACE_Log_Msg::STDERR;
// Process id of the current process.
pid_t ACE_Log_Msg::pid_ = -1;
// Current offset of msg_[].
int ACE_Log_Msg::msg_off_ = 0;
// Default per-thread priority mask
// By default, all priorities are enabled.
u_long ACE_Log_Msg::default_priority_mask_ = LM_SHUTDOWN
| LM_TRACE
| LM_DEBUG
| LM_INFO
| LM_NOTICE
| LM_WARNING
| LM_STARTUP
| LM_ERROR
| LM_CRITICAL
| LM_ALERT
| LM_EMERGENCY;
// Default per-process priority mask
// By default, no priorities are enabled.
u_long ACE_Log_Msg::process_priority_mask_ = 0;
void
ACE_Log_Msg::close (void)
{
// Please note that this will be called by a statement that is
// harded coded into the ACE_Object_Manager's shutdown sequence, in
// its destructor.
ACE_MT (ACE_Log_Msg_Manager::close ());
}
void
ACE_Log_Msg::sync_hook (const ACE_TCHAR *prg_name)
{
ACE_LOG_MSG->sync (prg_name);
}
ACE_OS_Thread_Descriptor *
ACE_Log_Msg::thr_desc_hook (void)
{
return ACE_LOG_MSG->thr_desc ();
}
// Call after a fork to resynchronize the PID and PROGRAM_NAME
// variables.
void
ACE_Log_Msg::sync (const ACE_TCHAR *prog_name)
{
ACE_TRACE ("ACE_Log_Msg::sync");
if (prog_name)
{
// Must free if already allocated!!!
ACE_OS::free ((void *) ACE_Log_Msg::program_name_);
// Stop heap checking, block will be freed by the destructor when
// the last ACE_Log_Msg instance is deleted.
// Heap checking state will be restored when the block is left.
{
ACE_NO_HEAP_CHECK;
ACE_Log_Msg::program_name_ = ACE_OS::strdup (prog_name);
}
}
ACE_Log_Msg::pid_ = ACE_OS::getpid ();
ACE_Log_Msg::msg_off_ = 0;
}
u_long
ACE_Log_Msg::flags (void)
{
ACE_TRACE ("ACE_Log_Msg::flags");
u_long result;
ACE_MT (ACE_GUARD_RETURN (ACE_Recursive_Thread_Mutex, ace_mon,
*ACE_Log_Msg_Manager::get_lock (), 0));
result = ACE_Log_Msg::flags_;
return result;
}
void
ACE_Log_Msg::set_flags (u_long flgs)
{
ACE_TRACE ("ACE_Log_Msg::set_flags");
ACE_MT (ACE_GUARD (ACE_Recursive_Thread_Mutex, ace_mon,
*ACE_Log_Msg_Manager::get_lock ()));
ACE_SET_BITS (ACE_Log_Msg::flags_, flgs);
}
void
ACE_Log_Msg::clr_flags (u_long flgs)
{
ACE_TRACE ("ACE_Log_Msg::clr_flags");
ACE_MT (ACE_GUARD (ACE_Recursive_Thread_Mutex, ace_mon,
*ACE_Log_Msg_Manager::get_lock ()));
ACE_CLR_BITS (ACE_Log_Msg::flags_, flgs);
}
int
ACE_Log_Msg::acquire (void)
{
ACE_TRACE ("ACE_Log_Msg::acquire");
#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
return ACE_Log_Msg_Manager::get_lock ()->acquire ();
#else /* ! ACE_MT_SAFE */
return 0;
#endif /* ! ACE_MT_SAFE */
}
u_long
ACE_Log_Msg::priority_mask (u_long n_mask, MASK_TYPE mask_type)
{
u_long o_mask;
if (mask_type == THREAD) {
o_mask = this->priority_mask_;
this->priority_mask_ = n_mask;
}
else {
o_mask = ACE_Log_Msg::process_priority_mask_;
ACE_Log_Msg::process_priority_mask_ = n_mask;
}
return o_mask;
}
u_long
ACE_Log_Msg::priority_mask (MASK_TYPE mask_type)
{
return mask_type == THREAD ? this->priority_mask_
: ACE_Log_Msg::process_priority_mask_;
}
int
ACE_Log_Msg::log_priority_enabled (ACE_Log_Priority log_priority)
{
return ACE_BIT_ENABLED (this->priority_mask_ |
ACE_Log_Msg::process_priority_mask_,
log_priority);
}
int
ACE_Log_Msg::release (void)
{
ACE_TRACE ("ACE_Log_Msg::release");
#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
return ACE_Log_Msg_Manager::get_lock ()->release ();
#else /* ! ACE_MT_SAFE */
return 0;
#endif /* ! ACE_MT_SAFE */
}
ACE_Log_Msg::ACE_Log_Msg (void)
: status_ (0),
errnum_ (0),
linenum_ (0),
restart_ (1), // Restart by default...
ostream_ (0),
msg_callback_ (0),
trace_depth_ (0),
trace_active_ (0),
tracing_enabled_ (1), // On by default?
delete_ostream_(0),
thr_desc_ (0),
priority_mask_ (default_priority_mask_)
{
// ACE_TRACE ("ACE_Log_Msg::ACE_Log_Msg");
ACE_MT (ACE_GUARD (ACE_Recursive_Thread_Mutex, ace_mon,
*ACE_Log_Msg_Manager::get_lock ()));
++instance_count_;
if (this->instance_count_ == 1)
ACE_Base_Thread_Adapter::set_log_msg_hooks (ACE_Log_Msg::init_hook,
ACE_Log_Msg::inherit_hook,
ACE_Log_Msg::close,
ACE_Log_Msg::sync_hook,
ACE_Log_Msg::thr_desc_hook);
this->conditional_values_.is_set_ = 0;
}
ACE_Log_Msg::~ACE_Log_Msg (void)
{
#if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
int instance_count;
// Only hold the guard while updating the instance_count_.
// If ACE_Log_Msg_Manager::close () is called, the lock will
// be deleted.
{
ACE_MT (ACE_GUARD (ACE_Recursive_Thread_Mutex, ace_mon,
*ACE_Log_Msg_Manager::get_lock ()));
instance_count = --instance_count_;
}
// Release the guard.
#else /* ! ACE_MT_SAFE */
int instance_count = --instance_count_;
#endif /* ! ACE_MT_SAFE */
// If this is the last instance then cleanup. Only the last
// thread to destroy its ACE_Log_Msg instance should execute
// this block.
if (instance_count == 0)
{
# if defined (ACE_MT_SAFE) && (ACE_MT_SAFE != 0)
# if defined (ACE_HAS_TSS_EMULATION)
ACE_Log_Msg_Manager::close ();
# endif /* ACE_HAS_TSS_EMULATION */
# endif /* ACE_MT_SAFE */
// Destroy the message queue instance.
ACE_Log_Msg_Manager::ipc_backend_->close ();
if (ACE_Log_Msg::program_name_)
{
ACE_OS::free ((void *) ACE_Log_Msg::program_name_);
ACE_Log_Msg::program_name_ = 0;
}
if (ACE_Log_Msg::local_host_)
{
ACE_OS::free ((void *) ACE_Log_Msg::local_host_);
ACE_Log_Msg::local_host_ = 0;
}
}
//
// do we need to close and clean up?
//
if (this->delete_ostream_ == 1)
#if defined (ACE_LACKS_IOSTREAM_TOTALLY)
{
ACE_OS::fclose (this->ostream_);
}
#else
{
delete ostream_;
}
#endif
}
// Open the sender-side of the message queue.
int
ACE_Log_Msg::open (const ACE_TCHAR *prog_name,
u_long flags,
const ACE_TCHAR *logger_key)
{
ACE_TRACE ("ACE_Log_Msg::open");
ACE_MT (ACE_GUARD_RETURN (ACE_Recursive_Thread_Mutex, ace_mon,
*ACE_Log_Msg_Manager::get_lock (), -1));
if (prog_name)
{
ACE_OS::free ((void *) ACE_Log_Msg::program_name_);
// Stop heap checking, block will be freed by the destructor.
{
ACE_NO_HEAP_CHECK;
ACE_ALLOCATOR_RETURN (ACE_Log_Msg::program_name_,
ACE_OS::strdup (prog_name),
-1);
}
}
int status = 0;
// Be sure that there is a message_queue_, with multiple threads.
ACE_MT (ACE_Log_Msg_Manager::get_lock ());
// Always close the current handle before doing anything else.
ACE_Log_Msg_Manager::ipc_backend_->reset ();
// Note that if we fail to open the message queue the default action
// is to use stderr (set via static initialization in the
// Log_Msg.cpp file).
if (ACE_BIT_ENABLED (flags, ACE_Log_Msg::LOGGER))
{
if (logger_key == 0)
status = -1;
else
{
status =
ACE_Log_Msg_Manager::ipc_backend_->open (logger_key);
}
if (status == -1)
ACE_SET_BITS (ACE_Log_Msg::flags_, ACE_Log_Msg::STDERR);
else
ACE_SET_BITS (ACE_Log_Msg::flags_, ACE_Log_Msg::LOGGER);
}
else if (ACE_BIT_ENABLED (ACE_Log_Msg::flags_, ACE_Log_Msg::LOGGER))
{
// If we are closing down logger, redirect logging to stderr.
ACE_CLR_BITS (ACE_Log_Msg::flags_, ACE_Log_Msg::LOGGER);
ACE_SET_BITS (ACE_Log_Msg::flags_, ACE_Log_Msg::STDERR);
}
// Remember, ACE_Log_Msg::STDERR bit is on by default...
if (status != -1
&& ACE_BIT_ENABLED (flags,
ACE_Log_Msg::STDERR) == 0)
ACE_CLR_BITS (ACE_Log_Msg::flags_,
ACE_Log_Msg::STDERR);
// VERBOSE takes precedence over VERBOSE_LITE...
if (ACE_BIT_ENABLED (flags,
ACE_Log_Msg::VERBOSE_LITE))
ACE_SET_BITS (ACE_Log_Msg::flags_,
ACE_Log_Msg::VERBOSE_LITE);
else if (ACE_BIT_ENABLED (flags,
ACE_Log_Msg::VERBOSE))
ACE_SET_BITS (ACE_Log_Msg::flags_,
ACE_Log_Msg::VERBOSE);
if (ACE_BIT_ENABLED (flags,
ACE_Log_Msg::OSTREAM))
{
ACE_SET_BITS (ACE_Log_Msg::flags_,
ACE_Log_Msg::OSTREAM);
// Only set this to cerr if it hasn't already been set.
if (this->msg_ostream () == 0)
this->msg_ostream (ACE_DEFAULT_LOG_STREAM);
}
if (ACE_BIT_ENABLED (flags,
ACE_Log_Msg::MSG_CALLBACK))
ACE_SET_BITS (ACE_Log_Msg::flags_,
ACE_Log_Msg::MSG_CALLBACK);
if (ACE_BIT_ENABLED (flags,
ACE_Log_Msg::SILENT))
ACE_SET_BITS (ACE_Log_Msg::flags_,
ACE_Log_Msg::SILENT);
return status;
}
// Valid Options (prefixed by '%', as in printf format strings) include:
// 'A': print an ACE_timer_t value
// 'a': exit the program at this point (var-argument is the exit status!)
// 'c': print a character
// 'i', 'd': print a decimal number
// 'I', indent according to nesting depth
// 'e', 'E', 'f', 'F', 'g', 'G': print a double
// 'l', print line number where an error occurred.
// 'm': Return the message corresponding to errno value, e.g., as done by <strerror>
// 'N': print file name where the error occurred.
// 'n': print the name of the program (or "<unknown>" if not set)
// 'o': print as an octal number
// 'P': format the current process id
// 'p': format the appropriate errno message from sys_errlist, e.g., as done by <perror>
// 'Q': print out the uint64 number
// 'r': call the function pointed to by the corresponding argument
// 'R': print return status
// 'S': format the appropriate _sys_siglist entry corresponding to var-argument.
// 's': format a character string
// 'T': print timestamp in hour:minute:sec:usec format.
// 'D': print timestamp in month/day/year hour:minute:sec:usec format.
// 't': print thread id (1 if single-threaded)
// 'u': print as unsigned int
// 'X', 'x': print as a hex number
// 'W': print out a wide (Unicode) character string (currently Win32 only).
// '%': format a single percent sign, '%'
ssize_t
ACE_Log_Msg::log (ACE_Log_Priority log_priority,
const ACE_TCHAR *format_str, ...)
{
ACE_TRACE ("ACE_Log_Msg::log");
// Start of variable args section.
va_list argp;
va_start (argp, format_str);
int result = this->log (format_str,
log_priority,
argp);
va_end (argp);
return result;
}
ssize_t
ACE_Log_Msg::log (const ACE_TCHAR *format_str,
ACE_Log_Priority log_priority,
va_list argp)
{
ACE_TRACE ("ACE_Log_Msg::log");
// External decls.
#if ! (defined(__BORLANDC__) && __BORLANDC__ >= 0x0530)
#if defined (__FreeBSD__)
extern const int sys_nerr;
#else
extern int sys_nerr;
#endif /* !__FreeBSD__ */
#endif /* ! (defined(__BORLANDC__) && __BORLANDC__ >= 0x0530) */
typedef void (*PTF)(...);
// Check if there were any conditional values set.
int conditional_values = this->conditional_values_.is_set_;
// Reset conditional values.
this->conditional_values_.is_set_ = 0;
// Only print the message if <priority_mask_> hasn't been reset to
// exclude this logging priority.
if (this->log_priority_enabled (log_priority) == 0)
return 0;
// If conditional values were set and the log priority is correct,
// then the values are actually set.
if (conditional_values)
this->set (this->conditional_values_.file_,
this->conditional_values_.line_,
this->conditional_values_.op_status_,
this->conditional_values_.errnum_,
this->restart (),
this->msg_ostream (),
this->msg_callback ());
// Logging is a benign activity, so don't inadvertently smash errno.
ACE_Errno_Guard guard (errno);
ACE_Log_Record log_record (log_priority,
ACE_OS::gettimeofday (),
this->getpid ());
ACE_TCHAR *bp = ACE_const_cast (ACE_TCHAR *, this->msg ());
int abort_prog = 0;
int exit_value = 0;
ACE_TCHAR *format;
ACE_ALLOCATOR_RETURN (format, ACE_OS::strdup (format_str), -1);
ACE_TCHAR *save_p = format; // Remember pointer for ACE_OS::free()
if (format == 0)
return -1;
if (ACE_BIT_ENABLED (ACE_Log_Msg::flags_, ACE_Log_Msg::VERBOSE))
{
// Prepend the program name onto this message
if (ACE_Log_Msg::program_name_ != 0)
{
for (const ACE_TCHAR *s = ACE_Log_Msg::program_name_;
(*bp = *s) != '\0';
s++)
bp++;
*bp++ = '|';
}
}
while (*format != '\0')
{
// Copy input to output until we encounter a %, however a
// % followed by another % is not a format specification.
if (*format != '%')
*bp++ = *format++;
else if (format[1] == '%') // An "escaped" '%' (just print one '%').
{
*bp++ = *format++; // Store first %
format++; // but skip second %
}
else
{
ACE_TCHAR c = '\0'; // high use character
ACE_TCHAR *fp; // local format pointer
int wpc; // width/precision cnt
const int CONTINUE = 0;
const int SKIP_SPRINTF = -1; // We must skip the sprintf phase
const int SKIP_NUL_LOCATE = -2; // Skip locating the NUL character
int type = CONTINUE; // conversion type
int w[2]; // width/precision vals
// % starts a format specification that ends with one of
// "arnPpSsdciIouxXfFeEgG". An optional width and/or precision
// (indicated by an "*") may be encountered prior to the
// nend of the specification, each consumes an int arg.
// A call to sprintf() does the actual conversion.
fp = format++; // Remember beginning of format.
wpc = 0; // Assume no width/precision seen.
while (type == CONTINUE)
{
switch (*format++)
{
case 'A':
type = SKIP_SPRINTF;
{
#if defined (ACE_LACKS_FLOATING_POINT)
ACE_UINT32 value = va_arg (argp, ACE_UINT32);
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%ld"), value);
#else
double value = va_arg (argp, double);
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%f"), value);
#endif /* ACE_LACKS_FLOATING_POINT */
}
break;
case 'a': // Abort program after handling all of format string.
type = SKIP_SPRINTF;
abort_prog = 1;
exit_value = va_arg (argp, int);
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("Aborting..."));
// Make sure to NULL terminate this...
break;
case 'l':
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%d"), this->linenum ());
type = SKIP_SPRINTF;
break;
case 'N':
{
// @@ UNICODE
const ACE_TCHAR *file = this->file ();
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%s"),
file ? file
: ACE_LIB_TEXT ("<unknown file>"));
type = SKIP_SPRINTF;
break;
}
case 'n': // Print the name of the program.
type = SKIP_SPRINTF;
// @@ UNICODE
ACE_OS::strcpy (bp, ACE_Log_Msg::program_name_ ?
ACE_Log_Msg::program_name_ :
ACE_LIB_TEXT ("<unknown>"));
break;
case 'P': // Format the current process id.
type = SKIP_SPRINTF;
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%d"),
ACE_static_cast (int, this->getpid ()));
break;
case 'p': // Format the string assocated with the errno value.
{
type = SKIP_SPRINTF;
errno = ACE::map_errno (this->errnum ());
#if !defined (ACE_HAS_WINCE)
// @@ WINCE There is no strerror available on CE.
// Have to double check if this change is valid.
if (errno >= 0 && errno < sys_nerr)
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%s: %s"),
va_arg (argp, ACE_TCHAR *),
strerror (errno));
else
#endif /* ACE_HAS_WINCE */
{
#if defined (ACE_WIN32)
ACE_TCHAR *lpMsgBuf = 0;
// PharLap can't do FormatMessage, so try for socket
// error.
# if !defined (ACE_HAS_PHARLAP)
ACE_TEXT_FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER
| FORMAT_MESSAGE_MAX_WIDTH_MASK
| FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
errno,
MAKELANGID (LANG_NEUTRAL,
SUBLANG_DEFAULT),
// Default language
(ACE_TCHAR *) &lpMsgBuf,
0,
NULL);
# endif /* ACE_HAS_PHARLAP */
// If we don't get a valid response from
// <FormatMessage>, we'll assume this is a
// WinSock error and so we'll try to convert
// it into a string. If this doesn't work it
// returns "unknown error" which is fine for
// our purposes.
if (lpMsgBuf == 0)
{
const ACE_TCHAR *message =
ACE::sock_error (errno);
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%s: %s"),
va_arg (argp, const ACE_TCHAR *),
message);
}
else
{
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%s: %s"),
va_arg (argp, ACE_TCHAR *),
lpMsgBuf);
// Free the buffer.
::LocalFree (lpMsgBuf);
}
#elif !defined (ACE_HAS_WINCE)
ACE_OS::sprintf (bp,
ACE_LIB_TEXT (
"%s: <unknown error> = %d"),
va_arg (argp, ACE_TCHAR *), errno);
#endif /* ACE_WIN32 */
}
break;
}
case 'm': // Format the string assocated with the errno value.
{
type = SKIP_SPRINTF;
errno = ACE::map_errno (this->errnum ());
#if !defined (ACE_HAS_WINCE)
// @@ There is no strerror available on CE.
// Have to double check if this change is valid.
if (errno >= 0 && errno < sys_nerr)
ACE_OS::sprintf (bp,
ACE_LIB_TEXT ("%s"),
strerror (errno));
else
#endif /* ACE_HAS_WINCE */
{
#if defined (ACE_WIN32)
ACE_TCHAR *lpMsgBuf = 0;
// PharLap can't do FormatMessage, so try for socket
// error.
# if !defined (ACE_HAS_PHARLAP)
ACE_TEXT_FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER
| FORMAT_MESSAGE_MAX_WIDTH_MASK
| FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
errno,
MAKELANGID (LANG_NEUTRAL,
SUBLANG_DEFAULT),
// Default language
(ACE_TCHAR *) &lpMsgBuf,
0,
NULL);
# endif /* ACE_HAS_PHARLAP */
// If we don't get a valid response from
// <FormatMessage>, we'll assume this is a
// WinSock error and so we'll try to convert
// it into a string. If this doesn't work it
// returns "unknown error" which is fine for
// our purposes.
if (lpMsgBuf == 0)
{
const ACE_TCHAR *message =
ACE::sock_error (errno);
ACE_OS::sprintf (bp,
ACE_LIB_TEXT ("%s"),
message);
}
else
{
ACE_OS::sprintf (bp,
ACE_LIB_TEXT ("%s"),
lpMsgBuf);
// Free the buffer.
::LocalFree (lpMsgBuf);
}
#elif !defined (ACE_HAS_WINCE)
ACE_OS::sprintf (bp,
ACE_LIB_TEXT ("<unknown error> = %d"),
errno);
#endif /* ACE_WIN32 */
}
break;
}
case 'R': // Format the return status of the operation.
this->op_status (va_arg (argp, int));
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%d"), this->op_status ());
break;
case '{': // Increment the trace_depth, then indent
type = SKIP_NUL_LOCATE;
(void) this->inc ();
break;
case '}': // indent, then decrement trace_depth
type = SKIP_NUL_LOCATE;
(void) this->dec ();
break;
case '$': // insert a newline, then indent the next line
// according to %I
*bp++ = '\n';
/* fallthrough */
case 'I': // Indent with nesting_depth*width spaces
type = SKIP_SPRINTF;
if (!wpc)
w[wpc++] = 1;
w[wpc-1] *= this->trace_depth_;
ACE_OS::memset (bp, ' ', w[wpc-1]);
bp += w[wpc - 1];
*bp = '\0';
break;
case 'r': // Run (invoke) this subroutine.
{
int osave = ACE_Log_Msg::msg_off_;
if (ACE_BIT_ENABLED (ACE_Log_Msg::flags_,
ACE_Log_Msg::SILENT))
*bp++ = '{';
ACE_Log_Msg::msg_off_ = bp - this->msg_;
type = SKIP_SPRINTF;
(*va_arg (argp, PTF))();
if (ACE_BIT_ENABLED (ACE_Log_Msg::flags_,
ACE_Log_Msg::SILENT))
{
bp += ACE_OS::strlen (bp);
*bp++ = '}';
}
*bp = '\0';
ACE_Log_Msg::msg_off_ = osave;
break;
}
case 'S': // format the string for with this signal number.
{
int sig = va_arg (argp, int);
type = SKIP_SPRINTF;
#if defined (ACE_HAS_SYS_SIGLIST)
if (sig >= 0 && sig < ACE_NSIG)
ACE_OS::strcpy (bp, _sys_siglist[sig]);
else
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("<unknown signal> %d"),
sig);
#else
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("signal %d"), sig);
#endif /* ACE_HAS_SYS_SIGLIST */
break;
}
case 'D': // Format the timestamp in month/day/year
// hour:minute:sec:usec format.
{
type = SKIP_SPRINTF;
ACE_TCHAR day_and_time[35];
ACE::timestamp (day_and_time,
sizeof day_and_time);
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%s"), day_and_time);
break;
}
case 'T': // Format the timestamp in
// hour:minute:sec:usec format.
{
type = SKIP_SPRINTF;
ACE_TCHAR day_and_time[35];
ACE_OS::sprintf (bp,
ACE_LIB_TEXT ("%s"),
ACE::timestamp (day_and_time,
sizeof day_and_time));
break;
}
case 't': // Format thread id.
type = SKIP_SPRINTF;
#if defined (ACE_WIN32)
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%u"), ACE_Thread::self ());
#elif defined (AIX) && (ACE_AIX_MINOR_VERS <= 2)
// AIX's pthread_t (ACE_hthread_t) is a pointer, and it's
// a little ugly to send that through a %u format. So,
// get the kernel thread ID (tid_t) via thread_self() and
// display that instead.
// This isn't conditionalized on ACE_HAS_THREAD_SELF because
// 1. AIX 4.2 doesn't have that def anymore (it messes up
// other things)
// 2. OSF/1 V3.2 has that def, and I'm not sure what affect
// this would have on that.
// -Steve Huston, 19-Aug-97
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%u"), thread_self());
#elif defined (DIGITAL_UNIX)
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%u"),
pthread_getselfseq_np());
#else
ACE_hthread_t t_id;
ACE_Thread::self (t_id);
# if defined (ACE_HAS_PTHREADS_DRAFT4) && defined (HPUX_10)
// HP-UX 10.x DCE's thread ID is a pointer. Grab the
// more meaningful, readable, thread ID. This will match
// the one seen in the debugger as well.
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%u"),
pthread_getunique_np(&t_id));
# elif defined (ACE_MVS)
// MVS's pthread_t is a struct... yuck. So use the ACE 5.0
// code for it.
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%u"), t_id);
# else
// Yes, this is an ugly C-style cast, but the correct
// C++ cast is different depending on whether the t_id
// is an integral type or a pointer type. FreeBSD uses
// a pointer type, but doesn't have a _np function to
// get an integral type, like the OSes above.
ACE_OS::sprintf (bp, ACE_LIB_TEXT ("%lu"),
(unsigned long)t_id);
# endif /* ACE_HAS_PTHREADS_DRAFT4 && HPUX_10 */
#endif /* ACE_WIN32 */
break;
case 's':
type = 1 + wpc; // 1, 2, 3
break;
case 'W':
// @@ UNICODE
#if defined (ACE_WIN32)
fp[1] = 'S';
#endif /* ACE_WIN32 */
case 'd': case 'c': case 'i': case 'o':
case 'u': case 'x': case 'X':
type = 4 + wpc; // 4, 5, 6
break;
case 'F': case 'f': case 'e': case 'E':
case 'g': case 'G':
type = 7 + wpc; // 7, 8, 9
break;
case 'Q':
type = 10 + wpc;
break;
case '*': // consume width/precision
w[wpc++] = va_arg (argp, int);
break;
default:
// ?
break;
}
}
if (type != SKIP_SPRINTF)
{
c = *format; // Remember char before we overwrite.
*format = 0; // Overwrite, terminating format.
switch (type)
{
case 1:
ACE_OS::sprintf (bp, fp, va_arg (argp, ACE_TCHAR *));
break;
case 2:
ACE_OS::sprintf (bp, fp, w[0], va_arg (argp, ACE_TCHAR *));
bp += w[0];
type = SKIP_NUL_LOCATE;
break;
case 3:
ACE_OS::sprintf (bp, fp, w[0], w[1],
va_arg (argp, ACE_TCHAR *));
bp += w[0];
type = SKIP_NUL_LOCATE;
break;
case 4:
ACE_OS::sprintf (bp, fp, va_arg (argp, int));
break;
case 5:
ACE_OS::sprintf (bp, fp, w[0], va_arg (argp, int));
break;
case 6:
ACE_OS::sprintf (bp, fp, w[0], w[1], va_arg (argp, int));
break;
case 7:
ACE_OS::sprintf (bp, fp, va_arg (argp, double));
break;
case 8:
ACE_OS::sprintf (bp, fp, w[0], va_arg (argp, double));
break;
case 9:
ACE_OS::sprintf (bp, fp, w[0], w[1], va_arg (argp, double));
break;
case 10:
#if defined (ACE_LACKS_LONGLONG_T)
{
// This relies on the ACE_U_LongLong storage layout.
ACE_UINT32 hi = va_arg (argp, ACE_UINT32);
ACE_UINT32 lo = va_arg (argp, ACE_UINT32);
if (hi > 0)
ACE_OS::sprintf (bp, "0x%lx%0*lx", hi, 2 * sizeof lo,
lo);
else
ACE_OS::sprintf (bp, "0x%lx", lo);
}
#else /* ! ACE_LACKS_LONGLONG_T */
ACE_OS::sprintf (bp,
ACE_UINT64_FORMAT_SPECIFIER,
va_arg (argp, ACE_UINT64));
#endif /* ! ACE_LACKS_LONGLONG_T */
break;
}
*format = c; // Restore char we overwrote.
}
if (type != SKIP_NUL_LOCATE)
while (*bp != '\0') // Locate end of bp.
bp++;
}
}
*bp = '\0'; // Terminate bp, but don't auto-increment this!
ACE_OS::free (ACE_MALLOC_T (save_p));
// Check that memory was not corrupted.
if (bp >= this->msg_ + ACE_Log_Record::MAXLOGMSGLEN)
{
abort_prog = 1;
ACE_OS::fprintf (stderr,
"The following logged message is too long!\n");
}
// Copy the message from thread-specific storage into the transfer
// buffer (this can be optimized away by changing other code...).
log_record.msg_data (this->msg ());
// Write the <log_record> to the appropriate location.
ssize_t result = this->log (log_record,
abort_prog);
if (abort_prog)
{
// Since we are now calling abort instead of exit, this value is
// not used.
ACE_UNUSED_ARG (exit_value);
// *Always* print a message to stderr if we're aborting. We
// don't use verbose, however, to avoid recursive aborts if
// something is hosed.
log_record.print (ACE_Log_Msg::local_host_, 0);
#if defined (ACE_HAS_WINCE)
// @@ WINCE: Is this what we want to do?
while (1) ;
#else
ACE_OS::abort ();
#endif /* ACE_HAS_WINCE */
}
return result;
}
#if !defined (ACE_WIN32)
class ACE_Log_Msg_Sig_Guard
{
// = TITLE
// Bare-bones ACE_Sig_Guard.
//
// = DESCRIPTION
// For use only by ACE_Log_Msg.
// doesn't require the use of global variables or global
// functions in an application).
private:
ACE_Log_Msg_Sig_Guard (void);
~ACE_Log_Msg_Sig_Guard (void);
sigset_t omask_;
// Original signal mask.
friend ssize_t ACE_Log_Msg::log (ACE_Log_Record &log_record,
int suppress_stderr);
};
ACE_Log_Msg_Sig_Guard::ACE_Log_Msg_Sig_Guard (void)
{
#if !defined (ACE_LACKS_UNIX_SIGNALS)
ACE_OS::sigemptyset (&this->omask_);
# if defined (ACE_LACKS_PTHREAD_THR_SIGSETMASK)
ACE_OS::sigprocmask (SIG_BLOCK,
ACE_OS_Object_Manager::default_mask (),
&this->omask_);
# else
ACE_OS::thr_sigsetmask (SIG_BLOCK,
ACE_OS_Object_Manager::default_mask (),
&this->omask_);
# endif /* ACE_LACKS_PTHREAD_THR_SIGSETMASK */
#endif /* ACE_LACKS_UNIX_SIGNALS */
}
ACE_Log_Msg_Sig_Guard::~ACE_Log_Msg_Sig_Guard (void)
{
#if !defined (ACE_LACKS_UNIX_SIGNALS)
# if defined (ACE_LACKS_PTHREAD_THR_SIGSETMASK)
ACE_OS::sigprocmask (SIG_SETMASK,
&this->omask_,
0);
# else
ACE_OS::thr_sigsetmask (SIG_SETMASK,
&this->omask_,
0);
# endif /* ACE_LACKS_PTHREAD_THR_SIGSETMASK */
#endif /* ! ACE_LACKS_UNIX_SIGNALS */
}
#endif /* ! ACE_WIN32 */
ssize_t
ACE_Log_Msg::log (ACE_Log_Record &log_record,
int suppress_stderr)
{
ssize_t result = 0;
// Only print the message if "SILENT" mode is disabled.
if (ACE_BIT_DISABLED (ACE_Log_Msg::flags_,
ACE_Log_Msg::SILENT))
{
int tracing = this->tracing_enabled ();
this->stop_tracing ();
#if !defined (ACE_WIN32)
// Make this block signal-safe.
ACE_Log_Msg_Sig_Guard sb;
#endif /* !ACE_WIN32 && !ACE_PSOS */
// Make sure that the lock is held during all this.
ACE_MT (ACE_GUARD_RETURN (ACE_Recursive_Thread_Mutex, ace_mon,
*ACE_Log_Msg_Manager::get_lock (),
-1));
if (ACE_BIT_ENABLED (ACE_Log_Msg::flags_,
ACE_Log_Msg::STDERR)
&& !suppress_stderr) // This is taken care of by our caller.
log_record.print (ACE_Log_Msg::local_host_,
ACE_Log_Msg::flags_
#if defined (ACE_HAS_WINCE)
);
#else
, stderr);
#endif /* ACE_HAS_WINCE */
if (ACE_BIT_ENABLED (ACE_Log_Msg::flags_,
ACE_Log_Msg::LOGGER))
{
// Be sure that there is a message_queue_, with multiple threads.
ACE_MT (ACE_Log_Msg_Manager::get_lock ());
result =
ACE_Log_Msg_Manager::ipc_backend_->log (log_record);
}
// Format the message and print it to stderr and/or ship it off
// to the log_client daemon, and/or print it to the ostream.
// This must come last, after the other two print operations
// (see the <ACE_Log_Record::print> method for details).
if (ACE_BIT_ENABLED (ACE_Log_Msg::flags_,
ACE_Log_Msg::OSTREAM)
&& this->msg_ostream () != 0)
log_record.print (ACE_Log_Msg::local_host_,
ACE_Log_Msg::flags_,
#if defined (ACE_LACKS_IOSTREAM_TOTALLY)
ACE_static_cast (FILE *,
this->msg_ostream ())
#else /* ! ACE_LACKS_IOSTREAM_TOTALLY */
*this->msg_ostream ()
#endif /* ! ACE_LACKS_IOSTREAM_TOTALLY */
);
if (ACE_BIT_ENABLED (ACE_Log_Msg::flags_,
ACE_Log_Msg::MSG_CALLBACK)
&& this->msg_callback () != 0)
{
// Use a "reverse lock" to avoid holding the lock during the
// callback so we don't have deadlock if the callback uses
// the logger.
ACE_MT (ACE_Reverse_Lock<ACE_Recursive_Thread_Mutex> reverse_lock
(*ACE_Log_Msg_Manager::get_lock ()));
ACE_MT (ACE_GUARD_RETURN (ACE_Reverse_Lock<ACE_Recursive_Thread_Mutex>,
ace_mon_1, reverse_lock, -1));
this->msg_callback ()->log (log_record);
}
if (tracing)
this->start_tracing ();
}
return result;
}
// Calls log to do the actual print, but formats first.
int
ACE_Log_Msg::log_hexdump (ACE_Log_Priority log_priority,
const char *buffer,
int size,
const ACE_TCHAR *text)
{
ACE_TCHAR buf[ACE_Log_Record::MAXLOGMSGLEN -
ACE_Log_Record::VERBOSE_LEN - 58];
// 58 for the HEXDUMP header;
ACE_TCHAR msg_buf[80];
buf[0] = 0; // in case size = 0
int len = ACE::format_hexdump (buffer,
size,
buf,
sizeof (buf) / sizeof (ACE_TCHAR));
int sz = 0;
if (text)
sz = ACE_OS::sprintf (msg_buf,
ACE_LIB_TEXT ("%s - "),
text);
sz += ACE_OS::sprintf (msg_buf + sz,
ACE_LIB_TEXT ("HEXDUMP %d bytes"),
size);
if (len < size)
ACE_OS::sprintf (msg_buf + sz,
ACE_LIB_TEXT (" (showing first %d bytes)"),
len);
// Now print out the formatted buffer.
this->log (log_priority,
ACE_LIB_TEXT ("%s\n%s"),
msg_buf,
buf);
return 0;
}
void
ACE_Log_Msg::set (const ACE_TCHAR *filename,
int line,
int status,
int err,
int rs,
ACE_OSTREAM_TYPE *os,
ACE_Log_Msg_Callback *c)
{
ACE_TRACE ("ACE_Log_Msg::set");
this->file (filename);
this->linenum (line);
this->op_status (status);
this->errnum (err);
this->restart (rs);
this->msg_ostream (os);
this->msg_callback (c);
}
void
ACE_Log_Msg::conditional_set (const ACE_TCHAR *filename,
int line,
int status,
int err)
{
this->conditional_values_.is_set_ = 1;
this->conditional_values_.file_ = filename;
this->conditional_values_.line_ = line;
this->conditional_values_.op_status_ = status;
this->conditional_values_.errnum_ = err;
}
void
ACE_Log_Msg::dump (void) const
{
ACE_TRACE ("ACE_Log_Msg::dump");
ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("status_ = %d\n"), this->status_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nerrnum_ = %d\n"), this->errnum_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nlinenum_ = %d\n"), this->linenum_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nfile_ = %s\n"), this->file_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nmsg_ = %s\n"), this->msg_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nrestart_ = %d\n"), this->restart_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nostream_ = %x\n"), this->ostream_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nmsg_callback_ = %x\n"),
this->msg_callback_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nprogram_name_ = %s\n"),
this->program_name_ ? this->program_name_
: ACE_LIB_TEXT ("<unknown>")));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nlocal_host_ = %s\n"),
this->local_host_ ? this->local_host_
: ACE_LIB_TEXT ("<unknown>")));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\npid_ = %d\n"), this->getpid ()));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nflags_ = %x\n"), this->flags_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\ntrace_depth_ = %d\n"),
this->trace_depth_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\trace_active_ = %d\n"),
this->trace_active_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\tracing_enabled_ = %d\n"),
this->tracing_enabled_));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\npriority_mask_ = %x\n"),
this->priority_mask_));
if (this->thr_desc_ != 0 && this->thr_desc_->state () != 0)
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\thr_state_ = %d\n"),
this->thr_desc_->state ()));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\nmsg_off_ = %d\n"), this->msg_off_));
// Be sure that there is a message_queue_, with multiple threads.
ACE_MT (ACE_Log_Msg_Manager::get_lock ());
ACE_MT (ACE_Log_Msg_Manager::get_lock ()->dump ());
// Synchronize output operations.
ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
}
void
ACE_Log_Msg::op_status (int status)
{
this->status_ = status;
}
int
ACE_Log_Msg::op_status (void)
{
return this->status_;
}
void
ACE_Log_Msg::restart (int r)
{
this->restart_ = r;
}
int
ACE_Log_Msg::restart (void)
{
return this->restart_;
}
int
ACE_Log_Msg::errnum (void)
{
return this->errnum_;
}
void
ACE_Log_Msg::errnum (int e)
{
this->errnum_ = e;
}
int
ACE_Log_Msg::linenum (void)
{
return this->linenum_;
}
void
ACE_Log_Msg::linenum (int l)
{
this->linenum_ = l;
}
int
ACE_Log_Msg::inc (void)
{
return this->trace_depth_++;
}
int
ACE_Log_Msg::dec (void)
{
return --this->trace_depth_;
}
int
ACE_Log_Msg::trace_depth (void)
{
return this->trace_depth_;
}
void
ACE_Log_Msg::trace_depth (int depth)
{
this->trace_depth_ = depth;
}
int
ACE_Log_Msg::trace_active (void)
{
return this->trace_active_;
}
void
ACE_Log_Msg::trace_active (int value)
{
this->trace_active_ = value;
}
ACE_Thread_Descriptor *
ACE_Log_Msg::thr_desc (void) const
{
return this->thr_desc_;
}
void
ACE_Log_Msg::thr_desc (ACE_Thread_Descriptor *td)
{
this->thr_desc_ = td;
if (td != 0)
td->acquire_release ();
}
#if defined (ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS) && !defined(ACE_HAS_LATEST_AND_GREATEST)
ACE_SEH_EXCEPT_HANDLER
ACE_Log_Msg::seh_except_selector (void)
{
return ACE_OS_Object_Manager::seh_except_selector ();
}
ACE_SEH_EXCEPT_HANDLER
ACE_Log_Msg::seh_except_selector (ACE_SEH_EXCEPT_HANDLER n)
{
return ACE_OS_Object_Manager::seh_except_selector (n);
}
ACE_SEH_EXCEPT_HANDLER
ACE_Log_Msg::seh_except_handler (void)
{
return ACE_OS_Object_Manager::seh_except_handler ();
}
ACE_SEH_EXCEPT_HANDLER
ACE_Log_Msg::seh_except_handler (ACE_SEH_EXCEPT_HANDLER n)
{
return ACE_OS_Object_Manager::seh_except_handler (n);
}
#endif /* ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS && !ACE_HAS_LATEST_AND_GREATEST */
// Enable the tracing facility on a per-thread basis.
void
ACE_Log_Msg::start_tracing (void)
{
this->tracing_enabled_ = 1;
}
// Disable the tracing facility on a per-thread basis.
void
ACE_Log_Msg::stop_tracing (void)
{
this->tracing_enabled_ = 0;
}
int
ACE_Log_Msg::tracing_enabled (void)
{
return this->tracing_enabled_;
}
const ACE_TCHAR *
ACE_Log_Msg::file (void)
{
return this->file_;
}
void
ACE_Log_Msg::file (const ACE_TCHAR *s)
{
ACE_OS::strncpy (this->file_, s,
(sizeof this->file_ / sizeof (ACE_TCHAR)));
}
const ACE_TCHAR *
ACE_Log_Msg::msg (void)
{
return this->msg_ + ACE_Log_Msg::msg_off_;
}
void
ACE_Log_Msg::msg (const ACE_TCHAR *m)
{
ACE_OS::strncpy (this->msg_, m,
(sizeof this->msg_ / sizeof (ACE_TCHAR)));
}
ACE_Log_Msg_Callback *
ACE_Log_Msg::msg_callback (void) const
{
return this->msg_callback_;
}
ACE_Log_Msg_Callback *
ACE_Log_Msg::msg_callback (ACE_Log_Msg_Callback *c)
{
ACE_Log_Msg_Callback *old = this->msg_callback_;
this->msg_callback_ = c;
return old;
}
ACE_OSTREAM_TYPE *
ACE_Log_Msg::msg_ostream (void) const
{
return this->ostream_;
}
void
ACE_Log_Msg::msg_ostream (ACE_OSTREAM_TYPE *m, int delete_ostream)
{
this->delete_ostream_ = delete_ostream;
this->ostream_ = m;
}
void
ACE_Log_Msg::msg_ostream (ACE_OSTREAM_TYPE *m)
{
this->ostream_ = m;
}
void
ACE_Log_Msg::local_host (const ACE_TCHAR *s)
{
if (s)
{
ACE_OS::free ((void *) ACE_Log_Msg::local_host_);
{
ACE_NO_HEAP_CHECK;
ACE_ALLOCATOR (ACE_Log_Msg::local_host_, ACE_OS::strdup (s));
}
}
}
const ACE_TCHAR *
ACE_Log_Msg::local_host (void) const
{
return ACE_Log_Msg::local_host_;
}
pid_t
ACE_Log_Msg::getpid (void) const
{
if (ACE_Log_Msg::pid_ == -1)
ACE_Log_Msg::pid_ = ACE_OS::getpid ();
return ACE_Log_Msg::pid_;
}
int
ACE_Log_Msg::log_priority_enabled (ACE_Log_Priority log_priority,
const char *,
...)
{
return this->log_priority_enabled (log_priority);
}
#if defined (ACE_USES_WCHAR)
int
ACE_Log_Msg::log_priority_enabled (ACE_Log_Priority log_priority,
const wchar_t *,
...)
{
return this->log_priority_enabled (log_priority);
}
#endif /* ACE_USES_WCHAR */
// ****************************************************************
void
ACE_Log_Msg::init_hook (ACE_OS_Log_Msg_Attributes &attributes
# if defined (ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS)
, ACE_SEH_EXCEPT_HANDLER selector
, ACE_SEH_EXCEPT_HANDLER handler
# endif /* ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS */
)
{
# if defined (ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS)
attributes.seh_except_selector_ = selector;
attributes.handler_ = handler;
# endif /* ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS */
if (ACE_Log_Msg::exists ())
{
ACE_Log_Msg *inherit_log = ACE_LOG_MSG;
attributes.ostream_ = inherit_log->msg_ostream ();
attributes.priority_mask_ = inherit_log->priority_mask ();
attributes.tracing_enabled_ = inherit_log->tracing_enabled ();
attributes.restart_ = inherit_log->restart ();
attributes.trace_depth_ = inherit_log->trace_depth ();
}
}
#if defined (ACE_THREADS_DONT_INHERIT_LOG_MSG) || \
defined (ACE_HAS_MINIMAL_ACE_OS)
# if defined (ACE_PSOS)
// Unique file identifier
static int ACE_PSOS_unique_file_id = 0;
# endif /* ACE_PSOS */
#endif /* ACE_THREADS_DONT_INHERIT_LOG_MSG) || ACE_HAS_MINIMAL_ACE_OS */
void
ACE_Log_Msg::inherit_hook (ACE_OS_Thread_Descriptor *thr_desc,
ACE_OS_Log_Msg_Attributes &attributes)
{
#if !defined (ACE_THREADS_DONT_INHERIT_LOG_MSG) && \
!defined (ACE_HAS_MINIMAL_ACE_OS)
// Inherit the logging features if the parent thread has an
// <ACE_Log_Msg>. Note that all of the following operations occur
// within thread-specific storage.
ACE_Log_Msg *new_log = ACE_LOG_MSG;
// Note that we do not inherit the callback because this might have
// been allocated off of the stack of the original thread, in which
// case all hell would break loose...
if (attributes.ostream_)
{
new_log->msg_ostream (attributes.ostream_);
new_log->priority_mask (attributes.priority_mask_);
if (attributes.tracing_enabled_)
new_log->start_tracing ();
new_log->restart (attributes.restart_);
new_log->trace_depth (attributes.trace_depth_);
}
# if defined (ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS)
new_log->seh_except_selector (attributes.seh_except_selector_);
new_log->seh_except_handler (attributes.seh_except_handler_);
# endif /* ACE_HAS_WIN32_STRUCTURAL_EXCEPTIONS */
// @@ Now the TSS Log_Msg has been created, cache my thread
// descriptor in.
if (thr_desc != 0)
// This downcast is safe. We do it to avoid having to #include
// ace/Thread_Manager.h.
new_log->thr_desc (ACE_static_cast (ACE_Thread_Descriptor *,
thr_desc));
// Block the thread from proceeding until
// thread manager has thread descriptor ready.
# else /* Don't inherit Log Msg */
# if defined (ACE_PSOS)
//Create a special name for each thread...
char new_name[MAXPATHLEN]={"Ace_thread-"};
char new_id[2]={0,0}; //Now it's pre-terminated!
new_id[0] = '0' + (ACE_PSOS_unique_file_id++); //Unique identifier
ACE_OS::strcat(new_name, new_id);
//Initialize the task specific logger
ACE_LOG_MSG->open(new_name);
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("(%P|%t) starting %s thread at %D\n"),new_name));
# endif /* ACE_PSOS */
#endif /* ! ACE_THREADS_DONT_INHERIT_LOG_MSG && ! ACE_HAS_MINIMAL_ACE_OS */
}
|