summaryrefslogtreecommitdiff
path: root/libdwfl/ChangeLog
blob: 2008c6a1be89b23228fd1351562936daa788bb40 (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
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
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2017-07-26  Yunlian Jiang  <yunlian@google.com>

	* argp-std.c (failure): Move to file scope.
	(fail): Likewise.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>
	    Mark Wielaard  <mark@klomp.org>

	* derelocate.c (compare_secrefs): Compare by end address and then by
	section number if addresses are equal.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>
	    Mark Wielaard  <mark@klomp.org>

	* linux-kernel-modules.c: Always return NULL from kernel_release() on
	non-linux systems and set errno to ENOTSUP.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* libdwflP.h: Don't include config.h.
	* argp-std.c: Include config.h.
	* cu.c: Likewise.
	* derelocate.c: Likewise.
	* dwfl_addrdie.c: Likewise.
	* dwfl_addrdwarf.c: Likewise.
	* dwfl_addrmodule.c: Likewise.
	* dwfl_begin.c: Likewise.
	* dwfl_build_id_find_debuginfo.c: Likewise.
	* dwfl_build_id_find_elf.c: Likewise.
	* dwfl_cumodule.c: Likewise.
	* dwfl_dwarf_line.c: Likewise.
	* dwfl_end.c: Likewise.
	* dwfl_frame.c: Likewise.
	* dwfl_frame_regs.c: Likewise.
	* dwfl_getdwarf.c: Likewise.
	* dwfl_getmodules.c: Likewise.
	* dwfl_getsrc.c: Likewise.
	* dwfl_getsrclines.c: Likewise.
	* dwfl_line_comp_dir.c: Likewise.
	* dwfl_linecu.c: Likewise.
	* dwfl_lineinfo.c: Likewise.
	* dwfl_linemodule.c: Likewise.
	* dwfl_module.c: Likewise.
	* dwfl_module_addrdie.c: Likewise.
	* dwfl_module_addrname.c: Likewise.
	* dwfl_module_addrsym.c: Likewise.
	* dwfl_module_build_id.c: Likewise.
	* dwfl_module_dwarf_cfi.c: Likewise.
	* dwfl_module_eh_cfi.c: Likewise.
	* dwfl_module_getdarf.c: Likewise.
	* dwfl_module_getelf.c: Likewise.
	* dwfl_module_getsrc.c: Likewise.
	* dwfl_module_getsrc_file.c: Likewise.
	* dwfl_module_getsym.c: Likewise.
	* dwfl_module_info.c: Likewise.
	* dwfl_module_nextcu.c: Likewise.
	* dwfl_module_register_names.c: Likewise.
	* dwfl_module_report_build_id.c: Likewise.
	* dwfl_module_return_value_location.c: Likewise.
	* dwfl_nextcu.c: Likewise.
	* dwfl_onesrcline.c: Likewise.
	* dwfl_report_elf.c: Likewise.
	* dwfl_validate_address.c: Likewise.
	* dwfl_version.c: Likewise.
	* find-debuginfo.c: Likewise.
	* gzip.c: Likewise.
	* image-header.c: Likewise.
	* lines.c: Likewise.
	* linux-core-attach.c: Likewise.
	* linux-pid-attach.c: Likewise.
	* offline.c: Likewise.
	* open.c: Likewise.
	* relocate.c: Likewise.
	* segment.c: Likewise.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* libdwfl.h: Use __const_attribute__.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* elf-from-memory.c: Explicitly cast phnum to size_t.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* dwfl_module_getdwarf.c: Check shnum for 0 before subtracting from
	it.

2017-04-20  Ulf Hermann  <ulf.hermann@qt.io>

	* dwfl_frame.c: Drop unused sys/ptrace.h include.
	* frame_unwind.c: Likewise.
	* linux-pid-attach.c: Include sys/ptrace.h and sys/syscall.h only on
	linux.

2017-04-20  Ulf Hermann <ulf.hermann@qt.io>

	* linux-kernel-modules.c: Include sys/types.h before fts.h

2017-03-24  Mark Wielaard  <mark@klomp.org>

	* linux-core-attach.c (core_next_thread): If n_namesz == 0 then
	the note name data is the empty string.
	(dwfl_core_file_attach): Likewise.

2017-02-15  Ulf Hermann  <ulf.hermann@qt.io>

	* linux-kernel-modules.c: Include system.h.

2017-02-15  Ulf Hermann  <ulf.hermann@qt.io>

	* linux-kernel-modules.c: Use sysconf(_SC_PAGESIZE) to get page size.
	* linux-proc-maps.c: Likewise.

2016-12-29  Luiz Angelo Daros de Luca  <luizluca@gmail.com>

	* dwfl_build_id_find_elf.c: Include system.h.
	* dwfl_module_getdwarf.c: Likewise.
	* libdwfl_crc32_file.c: Don't define LIB_SYSTEM_H.

2016-11-23  Mark Wielaard  <mjw@redhat.com>

	* linux-kernel-modules.c: Only include fts.h early if BAD_FTS is
	defined.

2016-10-11  Akihiko Odaki  <akihiko.odaki.4i@stu.hosei.ac.jp>

	* core-file.c: Remove sys/param.h.
	* dwfl_segment_report_module.c: Likewise. Add system.h include.
	(MAX): Remove definition.
	* frame_unwind.c: Add system.h include.
	(MAX): Remove definition.
	* linux-core-attach.c (MIN): Remove definition.
	* linux-pid-attach.c (MAX): Likewise.

2016-08-12  Mark Wielaard  <mjw@redhat.com>

	* link_map.c (dwfl_link_map_report): Fix assert, set in.d_size.

2016-04-14  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getsrc_file.c (dwfl_module_getsrc_file): Free match
	on invalid DWARF if we allocated it.

2016-04-14  Mark Wielaard  <mjw@redhat.com>

	* linux-proc-maps.c (proc_maps_report): Free last_file on bad file
	mapping.

2016-03-01  Steven Chamberlain  <steven@pyro.eu.org>

	* linux-pid-attach.c: Removed unused pid_thread_callbacks,
	pid_thread_detach, pid_detach, pid_set_initial_registers,
	pid_memory_read, pid_getthread, pid_next_thread in #ifndef
	__linux__ code.

2016-02-22  Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
	    Mark Wielaard  <mjw@redhat.com>

	* find-debuginfo.c (find_debuginfo_in_path): Remember whether
	debuglink_file is NULL. Try file basename (without .debug) ofr
	absolute and relative path if debug_file was NULL.
	* linux-kernel-modules.c (try_kernel_name): If try_debug is true call
	dwfl_standard_find_debuginfo with NULL debuglink_file, otherwise with
	basename of fname.

2016-02-13  Mark Wielaard  <mjw@redhat.com>

	* linux-proc-maps.c (proc_maps_report): Free last_file when ENOEXEC.

2016-02-13  Mark Wielaard  <mjw@redhat.com>

	* frame_unwind.c (new_unwound): Check and return unwound.
	(handle_cfi): Check new_unwound was able to allocate new memory
	before use. Return DWFL_E_NOMEM otherwise.

2016-02-11  Mark Wielaard  <mjw@redhat.com>

	* relocate.c (relocate_section): Check result of all gelf_get* calls.
	(__libdwfl_relocate): Likewise.
	(__libdwfl_relocate_section): Likewise.

2016-02-11  Mark Wielaard  <mjw@redhat.com>

	* relocate.c (relocate_section): Check result of gelf_update_* calls.

2016-01-08  Mark Wielaard  <mjw@redhat.com>

	* libdwfl_a_SOURCES: Unconditionally add gzip.c.
	* linux-kernel-modules.c (vmlinux_suffixes): We always have at least
	.gz support.
	(try_kernel_name): Likewise.
	(check_suffix): Likewise.
	* open.c (decompress): Likewise.

2015-12-18  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_symtab): Uncompress symstr, xndx, sym
	sections and aux_str, aux_xndx and aux_sym sections if necessary.
	* relocate.c (relocate_getsym): Uncompress symtab and symtab_shndx
	if necessary.
	(resolve_symbol): Uncompress strtab section if necessary.
	(relocate_section): Uncompress the section the relocations apply to
	if necessary.

2015-11-18  Chih-Hung Hsieh <chh@google.com>

	* linux-proc-maps.c (proc_maps_report): Move nested function
	'report' to file scope.

2015-11-18  Chih-Hung Hsieh <chh@google.com>

	* core-file.c (elf_begin_rand): Move nested function 'fail' to file
	scope.
	* core-file.c (dwfl_elf_phdr_memory_callback): Move nested functions
	'update_end' and 'more' to file scope.

2015-11-17  Chih-Hung Hsieh <chh@google.com>

	* link_map.c (auxv_format_probe): Move nested functions
	check64 and check32 to file scope.

2015-12-08  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* dwfl_frame.c (state_fetch_pc): Add a backend-defined offset to
	the value of the return address register as defined by the CFI
	abi.
	* frame_unwind.c (handle_cfi): Likewise.

2015-12-01  Mark Wielaard  <mjw@redhat.com>

	* link_map.c (dwfl_link_map_report): Track whether in.d_buf comes
	from exec or memory_callback, free as appropriate.

2015-12-01  Mark Wielaard  <mjw@redhat.com>

	* libdwflP.h (struct Dwfl_User_Core): New.
	(struct DWfl): Replace executable_for_core with user_core.
	* argp-std.c (parse_opt): Store core and fd in Dwfl user_core.
	* core-file.c (dwfl_core_file_report): Check and store
	executable_for_core in Dwfl user_core.
	* dwfl_build_id_find_elf.c (dwfl_build_id_find_elf): Check and use
	executable_for_core in Dwfl user_core.
	* dwfl_end.c (dwfl_end): Release resources held in Dwfl user_core.
	* link-map.c (report_r_debug): Check executable_for_core in Dwfl
	user_core.
	(dwfl_link_map_report): Likewise.

2015-11-16  Chih-Hung Hsieh <chh@google.com>

	* dwfl_module_getdwarf.c (find_prelink_address_sync): Move nested
	function 'consider_shdr' to file scope.
	* dwfl_module_getdwarf.c (find_dynsym): Move nested function
	'translate_offs' to file scope.

2015-11-16  Chih-Hung Hsieh <chh@google.com>

	* dwfl_module_addrsym.c (__libdwfl_addrsym): Move nested functions
	'same_section', 'binding_value', 'try_sym_value', and 'search_table'
	to file scope.

2015-11-19  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module.c (__libdwfl_module_free): Remove Dwfl_Module Ebl from
	eh_cfi and dwarf_cfi cache if necessary before calling dwarf_end and
	dwarf_cfi_end.

2015-11-13  Chih-Hung Hsieh <chh@google.com>

	* gzip.c (unzip): Move nested functions to file scope.

2015-10-21  Chih-Hung Hsieh <chh@google.com>
	    Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getsrc_file.c (dwfl_module_getsrc_file): Move nested
	functions 'dwarf_line_file', 'dwfl_line', and 'dwfl_line_file' to
	file scope. Rename dwarf_line_file to dwfl_dwarf_line_file. Don't
	use INTUSE.

2015-10-21  Chih-Hung Hsieh <chh@google.com>

	* frame_unwind.c (expr_eval): Move nested function 'push' and 'pop'
	to file scope. Pass used local variables in struct eval_stack.

2015-10-21  Chih-Hung Hsieh <chh@google.com>

	* dwfl_module.c (dwfl_report_module): Move nested function 'use' to
	file scope.

2015-10-09  Josh Stone  <jistone@redhat.com>

	* core-file.c (elf_begin_rand): Replace loff_t with off_t.
	* open.c (decompress): Replace off64_t with off_t.
	* gzip.c (unzip): Likewise.
	* image-header.c (__libdw_image_header): Likewise.
	* libdwflP.h: Likewise in function declarations.
	* argp-std.c (parse_opt): Replace open64 with open.
	* dwfl_build_id_find_elf.c (__libdwfl_open_mod_by_build_id,
	dwfl_build_id_find_elf): Likewise.
	* dwfl_module_getdwarf.c (open_elf_file): Likewise.
	* dwfl_report_elf.c (dwfl_report_elf): Likewise.
	* dwfl_segment_report_module.c (dwfl_segment_report_module): Likewise.
	* link_map.c (report_r_debug): Likewise.
	* offline.c (dwfl_report_offline): Likewise.
	* linux-proc-maps.c (grovel_auxv, get_pid_class,
	dwfl_linux_proc_find_elf): Likewise.
	(read_proc_memory): Replace off64_t with off_t.
	* find-debuginfo.c (find_debuginfo_in_path): Replace stat64 and
	fstat64 with stat and fstat.
	(try_open): Likewise, and replace open64 with open.
	* linux-kernel-modules.c: Manually define open and fopen to open64 and
	fopen64 when needed, since the early fts.h include breaks that.
	(try_kernel_name): Replace open64 with open.
	(check_notes): Likewise.

2015-10-09  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* linux-proc-maps.c (read_proc_memory): Use seek+read instead of
	pread, as the later doesn't accept negative offsets.

2015-10-07  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (MAX): Removed.
	(find_prelink_address_sync): Allocate exact amount of bytes for
	phdrs and shdrs.
	* dwfl_segment_report_module.c (dwfl_segment_report_module):
	Likewise for phdrs.
	* elf-from-memory.c (MAX): Removed.
	(elf_from_remote_memory): Allocate exact amount of bytes for phdrs.

2015-10-05  Chih-Hung Hsieh <chh@google.com>

	* dwfl_module_getdwarf.c (find_prelink_address_sync): Do not use
	union of variable length arrays.
	* dwfl_segment_report_module.c (dwfl_segment_report_module): Likewise.
	* elf-from-memory.c (elf_from_remote_memory): Likewise.
	* link_map.c (auxv_format_probe): Likewise.
	* link_map.c (report_r_debug): Likewise.
	* link_map.c (dwfl_link_map_report): Likewise.

2015-09-18  Chih-Hung Hsieh  <chh@google.com>

	* relocate.c (relocate_section): Move nested function "relocate"
	to file scope, pass all used local variables as constants.
	Move nested "check_badreltype" to file scope, pass addresses of
	updated used local variables.
	* linux-kernel-modules.c (intuit_kernel_bounds): Move nested function
	"read_address" to file scope, pass all updated local variables in
	a state structure.
	* linux-kernel-modules.c (dwfl_linux_kernel_find_elf): Move nested
	function "subst_name" to file scope, pass all used local variables
	as constants.
	* linux-kernel-modules.c (dwfl_linux_kernel_report_kernel): Replace
	simple nested function "report" with a macro. Work around gcc static
	analysis error -Werror=maybe-uninitialized.

2015-09-22  Mark Wielaard  <mjw@redhat.com>

	* core-file.c: Remove old-style function definitions.
	* dwfl_error.c: Likewise.
	* dwfl_module_dwarf_cfi.c: Likewise.
	* dwfl_module_eh_cfi.c: Likewise.
	* dwfl_module_register_names.c: Likewise.
	* dwfl_module_return_value_location.c: Likewise.
	* dwfl_version.c: Likewise.

2015-09-09  Chih-Hung Hsieh  <chh@google.com>
	    Mark Wielaard  <mjw@redhat.com>

	* dwfl_frame.c (dwfl_attach_state): Remove redundant NULL tests
	on parameters declared with __nonnull_attribute__.
	* libdwfl.h (dwfl_module_getelf): Don't mark first argument as
	nonnull.

2015-09-08  Mark Wielaard  <mjw@redhat.com>

	* libdwflP.h (struct __libdwfl_pid_arg): Add elf and elf_fd.
	* linux-pid-attach.c (pid_detach): Call elf_end and close.
	(dwfl_linux_proc_attach): Open and save /proc/PID/exe.

2015-09-04  Chih-Hung Hsieh  <chh@google.com

	* frame_unwind.c (expr_eval): Use llabs instead of abs.

2015-08-14  Dodji Seketeli  <dodji@seketeli.org>

	* find-debuginfo.c (find_debuginfo_in_path): Try to locate the
	debug info file named debuglink_file under
	mod->dwfl->callbacks->debuginfo_path, by looking at
	the set of sub-trees under mod->dwfl->callbacks->debuginfo_path
	which is common to the set of non-absolute parent trees of
	file_name.

2015-06-18  Mark Wielaard  <mjw@redhat.com>

	* find-debuginfo.c (try_open): Free fname on all failure paths.

2015-06-18  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_symtab): Check shdr is not NULL and
	sh_entsize is not zero.

2015-06-06  Mark Wielaard  <mjw@redhat.com>

	* find-debuginfo.c (find_debuginfo_in_path): Always free localpath,
	localname and file_dirname.

2015-06-06  Mark Wielaard  <mjw@redhat.com>

	* derelocate.c (cache_sections): Free sortrefs.

2015-06-05  Mark Wielaard  <mjw@redhat.com>

	* dwfl_segment_report_module.c (dwfl_segment_report_module):
	If the note_file exists, but the build_id doesn't match discard
	the file and continue reporting.

2015-06-01  Mark Wielaard  <mjw@redhat.com>

	* dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Copy path
	pointer before passing to strsep.

2015-05-30  Mark Wielaard  <mjw@redhat.com>

	* link_map.c (check32): Use read_4ubyte_unaligned_noncvt to read
	type and value.
	(read_addrs): Use read_(4|8)ubyte_unaligned_noncvt or to read
	adresses.

2015-05-30  Mark Wielaard  <mjw@redhat.com>

	* find-debuginfo.c (dwfl_standard_find_debuginfo): Check file_name is
	not NULL before calling canonicalize_file_name.

2015-05-24  Mark Wielaard  <mjw@redhat.com>

	* derelocate.c (check_module): Check mod is not NULL.

2015-05-22  Mark Wielaard  <mjw@redhat.com>

	* link_map.c (dwfl_link_map_report): Allocate phdrs and dyn with
	malloc instead of stack allocating. Call free when done with data.

2015-05-22  Mark Wielaard  <mjw@redhat.com>

	* dwfl_segment_report_module.c (dwfl_segment_report_module):
	Allocate phdrs with malloc, not on stack. free in finish.
	Allocate dyn with malloc, not on stack, free after use.

2015-05-22  Mark Wielaard  <mjw@redhat.com>

	* find-debuginfo.c (find_debuginfo_in_path): malloc or strdup,
	instead of alloca or strdupa, local strings of unknown size.
	Call free before return.

2015-05-22  Mark Wielaard  <mjw@redhat.com>

	* dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Return
	error when id_len too small or too large. strdup, not strdupa,
	and free path when done.

2015-05-19  Mark Wielaard  <mjw@redhat.com>

	* elf-from-memory.c (elf_from_remote_memory): Don't allocate all
	phdrs on the stack. Allocate with malloc and free when done.

2015-05-19  Mark Wielaard  <mjw@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_find_elf): malloc and
	free alternate_name.

2015-05-19  Mark Wielaard  <mjw@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_report_offline): Don't
	stack allocate name. Only change chars up to suffix.

2015-05-18  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_prelink_address_sync): Allocate
	phdrs and shdrs unions with malloc, not alloca. Free after use.

2015-05-18  Mark Wielaard  <mjw@redhat.com>

	* derelocate.c (cache_sections): Allocate temporary newrefs and
	sortrefs with malloc, not alloca. Always free them on return.

2015-05-07  Mark Wielaard  <mjw@redhat.com>

	* cu.c (intern_cu): Check for EOF and check cuoff points to a real
	Dwarf_Die before interning. Explicitly check EOF is expected.

2015-05-05  Mark Wielaard  <mjw@redhat.com>

	* dwfl_lineinfo.c (dwfl_lineinfo): Check info->file is valid.

2015-05-06  Roland McGrath  <roland@hack.frob.com>

	* dwfl_error.c (struct msgtable): Break type definition out of
	the 'msgtable' initializer.
	(msgtable): Make it a union of struct msgtable and a char array.
	(msgstr): Use the full-table char array rather than the msg_0 entry.

2015-04-23  Max Filippov  <jcmvbkbc@gmail.com>

	* core-file.c (_compat_without_executable_dwfl_core_file_report):
	Guard with SYMBOL_VERSIONING.
	* dwfl_module_build_id.c (_compat_vaddr_at_end_dwfl_module_build_id):
	Likewise.
	* dwfl_report_elf.c (_compat_without_add_p_vaddr_dwfl_report_elf):
	Likewise.

2015-04-02  Mark Wielaard  <mjw@redhat.com>

	* segment.c (insert): Check correct number of lookup_elts.

2015-03-31  Mark Wielaard  <mjw@redhat.com>

	* core-file.c (core_file_read_eagerly): Special case small images.

2015-01-26  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_symtab): Explicitly clear symdata,
	syments and first_global on elferr before calling find_dynsym.

2014-12-27  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getsrc.c (dwfl_module_getsrc): Never match a line that
	has end_sequence set.

2015-01-04  Mark Wielaard  <mjw@redhat.com>

	* cu.c (intern_cu): Store result and return directly when finding
	EOF marker.
	(__libdwfl_nextcu): Check *nextp as returned by intern_cu isn't -1.

2014-12-19  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_symtab): Always try find_dynsym last.

2014-12-19  Mark Wielaard  <mjw@redhat.com>

	* elf-from-memory.c (handle_segment): Remove palign sanity check.

2014-12-18  Mark Wielaard  <mjw@redhat.com>

	* relocate.c (resolve_symbol): Make sure symstrdata->d_buf != NULL.

2014-12-13  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_dynsym): elf_getdata_rawchunk takes
	a size_t, make sure it doesn't overflow.

2014-12-13  Mark Wielaard  <mjw@redhat.com>

	* cu.c (cudie_offset): Make sure Dwarf_Off difference doesn't
	wrap around before returning as int.

2014-12-11  Josh Stone  <jistone@redhat.com>

	* dwfl_module_getsrc.c (dwfl_module_getsrc): Return the *last* line
	record <= addr, rather than returning immediately on matches.

2014-12-09  Mark Wielaard  <mjw@redhat.com>

	* dwfl_segment_report_module.c (handle_file_note): Check count doesn't
	overflow.

2014-12-07  Mark Wielaard  <mjw@redhat.com>

	* relocate.c (relocate_section): Sanity check section overlap against
	actually used ehsize, shentsize and phentsize.

2014-12-07  Mark Wielaard  <mjw@redhat.com>

	* offline.c (dwfl_offline_section_address): Assert shndx is not zero.
	* relocate.c (__libdwfl_relocate_value): Don't relocate against
	section zero.

2014-11-29  Mark Wielaard  <mjw@redhat.com>

	* relocate.c (relocate_section): Check relocation section and target
	section data don't overlap any of the ELF headers.
	(relocate): Check for offset + size overflow.

2014-11-22  Mark Wielaard  <mjw@redhat.com>

	* link_map.c (consider_executable): Use elf_getphdrnum.
	(dwfl_link_map_report): Likewise.

2014-11-18  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_symtab): Sanity check the data buffer,
	number of symbols and first_global before use.

2014-11-14  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (load_symtab): Don't use tables which have
	a zero sh_entsize.

2014-11-10  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_dynsym): New inner function
	translate_offs that takes an adjust argument. Try finding
	the symbol table with and without adjusting to main_bias.

2014-09-26  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Support NT_FILE for locating files.
	* core-file.c (dwfl_core_file_report): New variables note_file and
	note_file_size, set them and pass them to dwfl_segment_report_module.
	* dwfl_segment_report_module.c: Include common.h and fcntl.h.
	(buf_has_data, buf_read_ulong, handle_file_note): New functions.
	(invalid_elf): New function from code of dwfl_segment_report_module.
	(dwfl_segment_report_module): Add parameters note_file and
	note_file_size.  New variables elf and fd, clean them up in finish.
	Move some code to invalid_elf.  Call handle_file_note, if it found
	a name verify the file by invalid_elf.  Protect elf and fd against
	cleanup by finish if we found the file for new Dwfl_Module.
	* libdwflP.h (dwfl_segment_report_module): Add parameters note_file and
	note_file_size.

2014-09-23  Mark Wielaard  <mjw@redhat.com>

	* dwfl_segment_report_module.c (dwfl_segment_report_module):
	Extract ei_class, ei_data and e_type early and use the result.

2014-09-18  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_build_id_find_elf.c (dwfl_build_id_find_elf): Use IS_EXECUTABLE.
	* dwfl_segment_report_module.c (dwfl_segment_report_module): Set
	IS_EXECUTABLE.
	* libdwflP.h (struct Dwfl_Module): New field is_executable.

2014-08-28  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_module_getdwarf.c (find_offsets): Add parameter main_bias, use
	it.
	(find_dynsym): Pass the new parameter main_bias.

2014-08-14  Mark Wielaard  <mjw@redhat.com>

	* linux-kernel-modules.c (check-suffix): Also TRY .ko.xz.

2014-07-24  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Fix report_r_debug for prelinked libraries.
	* link_map.c (report_r_debug): Comment out variable l_addr.
	Use instead new variable base recalculated from l_ld.

2014-06-24  Kurt Roeckx  <kurt@roeckx.be>

	* linux-pid-attach.c: Make it build on non linux hosts.

2014-06-17  Mark Wielaard  <mjw@redhat.com>

	* frame_unwind.c (handle_cfi): Use ebl_func_addr_mask.
	* dwfl_module_getsym.c (__libdwfl_getsym): Likewise.

2014-06-15  Mark Wielaard  <mjw@redhat.com>

	* linux-core-attach.c (core_memory_read): Use libdw/memory-access.h
	macros read_4ubyte_unaligned_noncvt and read_8ubyte_unaligned_noncvt
	to read possibly unaligned data.
	(core_next_thread): Likewise.
	(core_set_initial_registers): Likewise.
	(dwfl_core_file_attach): Likewise.

2014-06-11  Mark Wielaard  <mjw@redhat.com>

	* dwfl_frame.c (__libdwfl_process_free): Reset dwfl->attacherr.
	(dwfl_attach_state): Set dwfl->attacherr.
	(dwfl_pid): Check and return dwfl->attacherr if set.
	(dwfl_getthreads): Likewise.
	(getthread): Likewise.
	* libdwflP.h: Add DWFL_E_NO_CORE_FILE.
	(struct Dwfl): Add attacherr field.
	* linux-core-attach.c (dwfl_core_file_attach): Set dwfl->attacherr.
	Don't assert if ELF file is not ET_CORE, just return error.
	* linux-pid-attach.c (dwfl_linux_proc_attach): Set dwfl->attacherr.

2014-06-10  Mark Wielaard  <mjw@redhat.com>

	* argp-std.c (parse_opt): Ignore errors from dwfl_core_file_attach
	or dwfl_linux_proc_attach.

2014-05-15  Mark Wielaard  <mjw@redhat.com>

	* linux-proc-maps.c (grovel_auxv): Close fd on error.

2014-05-02  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf: Remove ENABLE_DWZ ifdefs so find_debug_altlink
	is always called.

2014-05-01  Mark Wielaard  <mjw@redhat.com>

	* libdwflP.h (struct Dwfl_Module): Add alt, alt_fd and alt_elf fields.
	(__libdwfl_open_mod_by_build_id): Renamed __libdwfl_open_by_build_id.
	(__libdwfl_open_by_build_id): New declaration that takes an explicit
	build-id.
	* dwfl_build_id_find_debuginfo.c (dwfl_build_id_find_debuginfo): If
	we already have the Dwarf then look for the alt dwz multi file by
	build-id.
	* dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Add the
	build-id we are looking for as argument.
	(__libdwfl_open_mod_by_build_id): New function, calls
	__libdwfl_open_by_build_id.
	(dwfl_build_id_find_elf): Call __libdwfl_open_mod_by_build_id.
	* dwfl_module.c (__libdwfl_module_free): Release alt, alt_elf and
	close alt_fd if necessary.
	* dwfl_module_getdwarf.c (__check_build_id): Removed.
	(try_debugaltlink): Removed.
	(open_debugaltlink): Removed.
	(open_elf_file): First half of open_elf that just opens the elf
	file but doesn't setup the load address.
	(open_elf): Call open_elf_file.
	(find_debug_altlink): New function.
	(load_dw): Remove loading of dwz multifile.
	(find_dw): Call find_debug_altlink.
	* find-debuginfo.c (validate): Handle alt debug case using
	dwelf_dwarf_gnu_debugaltlink and mod->alt_elf.
	(find_debuginfo_in_path): Handle alt debug files possibly in .dwz
	subdirs.
	* linux-kernel-modules.c (try_kernel_name): Use fakemod.debug.name
	to store name to find by dwfl_standard_find_debuginfo instead of
	allocating an extra variable on stack.

2014-04-30  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_build_id.c (__libdwfl_find_elf_build_id): Moved to
	dwelf_elf_gnu_build_id.c.
	(__libdwfl_find_build_id): Add assert to make sure mod is never NULL.
	* dwfl_segment_report_module.c (dwfl_segment_report_module): Call
	dwelf_elf_gnu_build_id directly instead of __libdwfl_find_build_id.
	* dwfl_module_getdwarf.c (__check_build_id): Implement using
	dwelf_elf_gnu_build_id.

2014-04-15  Florian Weimer  <fweimer@redhat.com>

	* dwfl_module_getdwarf.c (__check_build_id): Moved from libdw.
	(try_debugaltlink): Likewise.
	(open_debugaltlink): Likewise.
	(load_dw): Locate alternate debug information using
	dwelf_dwarf_gnu_debugaltlink and call open_debugaltlink.

2014-04-11  Mark Wielaard  <mjw@redhat.com>

	* Makefile.am (AM_CPPFLAGS): Add libdwelf.
	* libdwflP.h: Include libdwelfP.h.
	* dwfl_module_getdwarf.c (find_debuglink): Moved to libdwelf.
	(find_debuginfo): Use dwelf_elf_gnu_debuglink.

2014-04-22  Mark Wielaard  <mjw@redhat.com>

	* frame_unwind.c (__libdwfl_frame_reg_get): Use uint64_t when
	checking bits.
	(__libdwfl_frame_reg_set): Likewise.

2014-04-22  Kurt Roeckx  <kurt@roeckx.be>

	* linux-pid-attach.c: Make linux only.

2014-03-14  Mark Wielaard  <mjw@redhat.com>

	* Makefile.am: Remove !MUDFLAP and MUDFLAP conditions.
	Remove libelf and libdw definitions when MUDFLAP is defined.
	* argp-std.c (__libdwfl_argp_mudflap_options): Removed.

2014-03-03  Mark Wielaard  <mjw@redhat.com>

	* elf-from-memory.c (elf_from_remote_memory): Keep track of
	segments_end_mem. Pass memsz to first handle_segment pass. Only
	extend contents_size and use shdrs if only file bits are in
	segment.

2014-03-11  Josh Stone  <jistone@redhat.com>

	* dwfl_module_getdwarf.c (open_elf): Only explicitly set
	mod->e_type when processing the main ELF file.

2014-03-04  Mark Wielaard  <mjw@redhat.com>

	* libdwflP.h (struct __libdwfl_pid_arg): Moved here and renamed from
	linux-pid-attach.c (struct pid_arg).
	(__libdwfl_get_pid_arg): New internal function declaration.
	(__libdwfl_ptrace_attach): Likewise.
	(__libdwfl_ptrace_detach): Likewise.
	* dwfl_frame.c (dwfl_attach_state): Add "(deleted)" files to the
	special exception modules that cannot be checked at this point.
	* linux-pid-attach.c (struct pid_arg): Moved to libdwflP.h
	(ptrace_attach): Renamed to...
	(__libdwfl_ptrace_attach): New internal function.
	(__libdwfl_ptrace_detach): Likewise. Extracted from ...
	(pid_thread_detach): Call __libdwfl_ptrace_detach now.
	(__libdwfl_get_pid_arg): New internal function.
	* linux-proc-maps.c (dwfl_linux_proc_find_elf): Check if special
	module name contains "(deleted)" and dwfl_pid gives an attached
	pid. If pid is set and try to (re)use ptrace attach state of
	process before reading memory.

2014-03-03  Mark Wielaard  <mjw@redhat.com>

	* elf-from-memory.c (elf_from_remote_memory): Take pagesize as
	argument. Free buffer when detecting bad elf. Check PT_LOAD
	alignment requirements on first handle_segment pass. Calculate
	loadbase, start and end of segment using pagesize, not p_align.
	* linux-proc-maps.c (dwfl_linux_proc_find_elf): Provide pagesize
	to elf_from_remote_memory.

2014-02-26  Mark Wielaard  <mjw@redhat.com>

	* linux-proc-maps.c (proc_maps_report): Don't assert on bad input.

2014-02-26  Mark Wielaard  <mjw@redhat.com>

	* elf-from-memory.c (elf_from_remote_memory): Check against p64
	p_type in case ELFCLASS64, not against p32 p_type.

2014-01-17  Petr Machata  <pmachata@redhat.com>

	* relocate.c (relocate_section): Use gelf_fsize instead of relying
	on shdr->sh_entsize.

2014-01-05  Mark Wielaard  <mjw@redhat.com>

	* frame_unwind.c (handle_cfi): Only skip resetting return register
	if the regno is not the actual CIE return address register.

2014-01-02  Mark Wielaard  <mjw@redhat.com>

	* linux-pid-attach.c (dwfl_linux_proc_attach): Use strtol, not atoi.

2013-12-30  Mark Wielaard  <mjw@redhat.com>

	* argp-std.c (parse_opt): Call dwfl_linux_proc_attach and
	dwfl_core_file_attach explicitly.
	* core-file.c (dwfl_core_file_report): Don't call
	__libdwfl_attach_state_for_core implicitly.
	* dwfl_begin.c (dwfl_begin): Remove setting of process_attach_error.
	* dwfl_frame.c (dwfl_pid): Set errno to DWFL_E_NO_ATTACH_STATE, not
	process_attach_error.
	(dwfl_getthreads): Likewise.
	(getthread): Likewise.
	* libdwfl.h (dwfl_core_file_report): Update documentation.
	(dwfl_linux_proc_report): Likewise.
	(dwfl_core_file_attach): New function declaration.
	(dwfl_linux_proc_attach): Likewise.
	* libdwflP.h (struct Dwfl): Remove process_attach_error.
	(__libdwfl_attach_state_for_pid): Removed declaration.
	(__libdwfl_attach_state_for_core): Likewise.
	(dwfl_core_file_attach): New internal declaration.
	(dwfl_linux_proc_attach): Likewise.
	(attach_state_for_core): Renamed to...
	(dwfl_core_file_attach): ...this. Change return type.
	(__libdwfl_attach_state_for_core): Removed.
	* linux-pid-attach.c (struct pid_arg): Add assume_ptrace_stopped.
	(pid_set_initial_registers): Check assume_ptrace_stopped before
	calling ptrace.
	(pid_thread_detach): Likewise.
	(__libdwfl_attach_state_for_pid): Renamed to...
	(dwfl_linux_proc_attach): ...this. Adjust return type.
	* linux-proc-maps.c (dwfl_linux_proc_report): Don't call
	__libdwfl_attach_state_for_pid implicitly.

2013-12-28  Mark Wielaard  <mjw@redhat.com>

	* linux-proc-maps.c (dwfl_linux_proc_find_elf): Don't return special
	character device files, only regular files.

2013-12-24  Mark Wielaard  <mjw@redhat.com>

	* linux-core-attach.c (core_next_thread): Check whether thread_argp
	is NULL. Reset core_arg->thread_note_offset and malloc a thread_arg
	in that case. Free thread_arg if there are no more threads.

2013-12-23  Mark Wielaard  <mjw@redhat.com>

	* dwfl_segment_report_module.c (dwfl_segment_report_module): Free
	build_id before returning early.

2013-12-23  Mark Wielaard  <mjw@redhat.com>

	* linux-pid-attach.c (__libdwfl_attach_state_for_pid): Report actual
	pid (thread group leader) to dwfl_attach_state.

2013-12-21  Mark Wielaard  <mjw@redhat.com>

	* frame_unwind.c (handle_cfi): Track whether the return register
	has been set and only allow it to be set once.

2013-12-20  Mark Wielaard  <mjw@redhat.com>

	* dwfl_frame.c (one_arg): New struct.
	(get_one_thread_cb): New function.
	(dwfl_getthread): Likewise.
	(one_thread): New struct.
	(get_one_thread_frames_cb): New function.
	(dwfl_getthread_frames): Likewise.
	* libdwfl.h (Dwfl_Thread_Callbacks): Add get_thread function.
	(dwfl_getthread_frames): Likewise.
	* libdwflP.h (dwfl_getthread_frames): New internal function declaration.
	* linux-core-attach.c (core_thread_callbacks): Initialize get_thread
	to NULL.
	* linux-pid-attach.c (pid_getthread): New function.
	(pid_thread_callbacks): Initialize get_thread to pid_getthread.

2013-12-20  Mark Wielaard  <mjw@redhat.com>

	* linux-kernel-modules.c (report_kernel_archive): Correct nested
	asprintf result check for debug.a.

2013-12-18  Mark Wielaard  <mjw@redhat.com>

	* derelocate.c (__libdwfl_find_section_ndx): New internal function.
	* dwfl_module_addrname.c (dwfl_module_addrname): Use
	dwfl_module_addrinfo.
	* dwfl_module_addrsym.c (dwfl_module_addrsym_elf): Replace with...
	(__libdwfl_addrsym): ...this. Use __libdwfl_getsym, use value
	for comparisons, not st_value. Fill in off. Search for both value
	and the (adjusted) sym.st_value when different.
	(dwfl_module_addrsym): Implement using __libdwfl_addrsym.
	(dwfl_module_addrinfo): New function.
	* dwfl_module_getsym.c (dwfl_module_getsym_elf): Replace with...
	(__libdwfl_getsym): ...this. Use ebl_resolve_sym_value if requested
	and possible. Adjust sym->st_value only when requested. Fill in addr
	if available.
	(dwfl_module_getsym_info): New function.
	(dwfl_module_getsym): Use __libdwfl_getsym.
	* libdwfl.h (dwfl_module_getsym_elf): Removed.
	(dwfl_module_getsym_info): New function declaration.
	(dwfl_module_addrinfo): Likewise.
	(dwfl_module_addrsym): Add documentation describing differences
	with addrinfo variants.
	(dwfl_module_addrsym_elf): Removed.
	* libdwflP.h (__libdwfl_getsym): New internal function declaration.
	(__libdwfl_addrsym): Likewise.
	(__libdwfl_find_section_ndx): Likewise.
	(dwfl_module_addrinfo): New internal declaration.
	(dwfl_module_getsym_info): Likewise.
	(dwfl_module_addrsym_elf): Removed.
	(dwfl_module_getsym_elf): Likewise.

2013-12-18  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* argp-std.c (offline_find_elf): Remove.
	(offline_callbacks): Use dwfl_build_id_find_elf instead.
	* dwfl_build_id_find_elf.c (dwfl_build_id_find_elf): Move here the code
	removed above.

2013-12-18  Jan Kratochvil  <jan.kratochvil@redhat.com>

	unwinder: s390 and s390x
	* dwfl_frame_pc.c (dwfl_frame_pc): Call ebl_normalize_pc.
	* frame_unwind.c (new_unwound): New function from ...
	(handle_cfi): ... here.  Call it.
	(setfunc, getfunc, readfunc): New functions.
	(__libdwfl_frame_unwind): Call ebl_unwind with those functions.
	* linux-core-attach.c (core_set_initial_registers): Always iterate
	through the Ebl_Register_Location loop.  Call
	dwfl_thread_state_register_pc there.

2013-12-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* frame_unwind.c (handle_cfi): Call ebl_dwarf_to_regno for RA.

2013-12-17  Mark Wielaard  <mjw@redhat.com>

	* linux-pid-attach.c (pid_next_thread): Call rewinddir on first
	traversal.

2013-12-16  Mark Wielaard  <mjw@redhat.com>

	* libdwfl.h (dwfl_module_getsymtab_first_global): New function
	definition.
	* dwfl_module_getdwarf.c (dwfl_module_getsymtab_first_global): New
	function.
	* libdwflP.h (dwfl_module_getsymtab_first_global): New internal
	function definition.
	* dwfl_module_addrsym.c (dwfl_module_addrsym_elf): Use new function.

2013-12-14  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module.c (__libdwfl_module_free): Free mod->reloc_info if
	allocated. Call dwarf_cfi_end on mod->eh_cfi if necessary.
	* frame_unwind.c (handle_cfi): Free frame result from
	dwarf_cfi_addrframe when done.

2013-12-15  Jan Kratochvil  <jan.kratochvil@redhat.com>

	unwinder: ppc and ppc64
	* frame_unwind.c (__libdwfl_frame_reg_get, __libdwfl_frame_reg_set):
	Call ebl_dwarf_to_regno.
	* linux-core-attach.c (core_set_initial_registers): Implement
	pc_register support.
	* linux-pid-attach.c (pid_thread_state_registers_cb): Implement
	FIRSTREG -1.

2013-11-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Introduce process_attach_error.
	* dwfl_begin.c (dwfl_begin): Initialize process_attach_error.
	* dwfl_frame.c (dwfl_pid, dwfl_getthreads): Use PROCESS_ATTACH_ERROR if
	PROCESS is NULL.
	* libdwflP.h (struct Dwfl): New field process_attach_error.
	* linux-core-attach.c (__libdwfl_attach_state_for_core): Rename to ...
	(attach_state_for_core): ... here, make it static, change return type,
	no longer use __libdwfl_seterrno.
	(__libdwfl_attach_state_for_core): New wrapper for it.

2013-11-27  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_addrsym.c (dwfl_module_addrsym): Rename to and call...
	(dwfl_module_addrsym_elf): this. Add elfp and biasp arguments,
	keep track of symelf, addr_symelf, closest_elf and sizeless_elf
	instead of tracking dwfl_files.
	* dwfl_module_getsym.c (__libdwfl_module_getsym): Renamed to...
	(dwfl_module_getsym_elf): ...this. Remove dwfl_file argument, add
	new elfp and biasp arguments. Track elf instead of file.
	(dwfl_module_getsym): Call dwfl_module_getsym_elf.
	dwfl_module_info.c (dwfl_module_info): Pass elf to
	dwfl_adjusted_st_value.
	* libdwfl.h (dwfl_module_getsym): Document limitations of shndx.
	(dwfl_module_getsym_elf): New function declaration.
	(dwfl_module_addrsym_elf): Likewise.
	* libdwflP.h (dwfl_module_addrsym_elf): INTDECL.
	(dwfl_module_getsym_elf): Likewise.
	(dwfl_adjusted_st_value): Take and check elf not dwfl_file.
	(dwfl_deadjust_st_value): Likewise.
	(__libdwfl_module_getsym): Removed.
	* relocate.c (resolve_symbol): Pass elf to dwfl_adjusted_st_value.

2013-11-21  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Fix non-build-id core files on build-id system.
	* link_map.c (report_r_debug): Remove valid clearing if build-id cannot
	be read from memory.

2013-11-21  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_segment_report_module.c (dwfl_segment_report_module): New
	variable close_elf.  Call __libdwfl_find_elf_build_id and compare the
	content, if possible.

2013-11-21  Jan Kratochvil  <jan.kratochvil@redhat.com>

	link_map: Use proper bias, not l_addr.
	* core-file.c (dynamic_vaddr_get): Rename to ...
	(__libdwfl_dynamic_vaddr_get): ... here, make it global,
	internal_function.
	(dwfl_core_file_report): Update name in the caller.
	* libdwflP.h (__libdwfl_dynamic_vaddr_get): New declaration.
	* link_map.c (report_r_debug): New variable elf_dynamic_vaddr.  Call
	__libdwfl_dynamic_vaddr_get for it.  Remove L_ADDR FIXME comment.
	Use ELF_DYNAMIC_VADDR instead of L_ADDR.

2013-11-19  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Compatibility with older kernels such as RHEL-6.
	* linux-pid-attach.c (struct pid_arg): New field tid_was_stopped.
	(ptrace_attach): New parameter tid_was_stoppedp.  Set it.
	(pid_set_initial_registers): Pass tid_was_stopped.
	(pid_thread_detach): Use tid_was_stopped.

2013-11-18  Josh Stone  <jistone@redhat.com>

	* dwfl_module_getdwarf.c (find_aux_address_sync): New function.
	(find_aux_sym): Use it.

2013-11-14  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Code cleanup: Remove const in prototype
	* dwfl_frame_regs.c (dwfl_thread_state_registers): Remove const from
	firstreg.
	* libdwfl.h (dwfl_thread_state_registers): Likewise.
	* linux-pid-attach.c (pid_thread_state_registers_cb): Likewise.

2013-11-14  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Fix dwfl_attach_state machine->elf.
	* dwfl_frame.c (dwfl_attach_state): Change parameter machine to elf.
	Call ebl_openbackend instead of ebl_openbackend_machine.
	* libdwfl.h (dwfl_attach_state): Change parameter machine to elf.
	Update the function description.
	* linux-core-attach.c (__libdwfl_attach_state_for_core): Pass CORE to
	dwfl_attach_state.
	* linux-pid-attach.c (__libdwfl_attach_state_for_pid): Pass NULL to
	dwfl_attach_state.

2013-11-06  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Provide __libdwfl_module_getsym to get dwfl_file *.
	* dwfl_module_addrsym.c (dwfl_module_addrsym) (i_to_symfile): Remove.
	(dwfl_module_addrsym) (search_table): New variable file.  Use
	__libdwfl_module_getsym.  Use file.
	* dwfl_module_getsym.c (dwfl_module_getsym): Rename to ...
	(__libdwfl_module_getsym): ... here.  Add parameter filep.  Set it.
	(dwfl_module_getsym): New wrapper.
	* libdwflP.h (__libdwfl_module_getsym): New declaration.

2013-11-13  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Fix dwfl_module_addrsym for minidebuginfo.
	* dwfl_module_addrsym.c (dwfl_module_addrsym): New variable
	addr_symfile.
	(dwfl_module_addrsym) (same_section): Use it.
	(dwfl_module_addrsym) (i_to_symfile): New function.
	(dwfl_module_addrsym) (search_table): Use it.

2013-11-07  Jan Kratochvil  <jan.kratochvil@redhat.com>
	    Mark Wielaard  <mjw@redhat.com>

	* Makefile.am (libdwfl_a_SOURCES): Add dwfl_frame.c, frame_unwind.c,
	dwfl_frame_pc.c, linux-pid-attach.c, linux-core-attach.c and
	dwfl_frame_regs.c.
	* core-file.c (dwfl_core_file_report): Call
	__libdwfl_attach_state_for_core.
	* dwfl_end.c (dwfl_end): Call __libdwfl_process_free.
	* dwfl_frame.c: New file.
	* frame_unwind.c: New file.
	* dwfl_frame_pc.c: New file.
	* linux-pid-attach.c: New file.
	* linux-core-attach.c: New file.
	* dwfl_frame_regs.c: New file.
	* libdwfl.h (Dwfl_Thread, Dwfl_Frame): New typedefs.
	(dwfl_core_file_report, dwfl_linux_proc_report): Extend comments.
	(Dwfl_Thread_Callbacks): New definition.
	(struct ebl, dwfl_attach_state, dwfl_pid, dwfl_thread_dwfl)
	(dwfl_thread_tid, dwfl_frame_thread, dwfl_thread_state_registers)
	(dwfl_thread_state_register_pc, dwfl_getthreads, dwfl_thread_getframes)
	(dwfl_frame_pc): New declarations.
	* libdwflP.h (Dwfl_Process): New typedef.
	(LIBEBL_BAD, CORE_MISSING, INVALID_REGISTER, PROCESS_MEMORY_READ)
	(PROCESS_NO_ARCH, PARSE_PROC, INVALID_DWARF, UNSUPPORTED_DWARF)
	(NEXT_THREAD_FAIL, ATTACH_STATE_CONFLICT, NO_ATTACH_STATE, NO_UNWIND)
	(INVALID_ARGUMENT): New DWFL_ERROR entries.
	(struct Dwfl): New entry process.
	(struct Dwfl_Process, struct Dwfl_Thread, struct Dwfl_Frame)
	(__libdwfl_frame_reg_get, __libdwfl_frame_reg_set)
	(__libdwfl_process_free, __libdwfl_frame_unwind)
	(__libdwfl_attach_state_for_pid, __libdwfl_attach_state_for_core)
	(__libdwfl_segment_start, __libdwfl_segment_end): New declarations.
	(dwfl_attach_state, dwfl_pid, dwfl_thread_dwfl, dwfl_thread_tid)
	(dwfl_frame_thread, dwfl_thread_state_registers)
	(dwfl_thread_state_register_pc, dwfl_getthreads, dwfl_thread_getframes)
	(dwfl_frame_pc): New INTDECL entries.
	* linux-proc-maps.c (dwfl_linux_proc_report): Call
	__libdwfl_attach_state_for_pid.
	* segment.c (segment_start): Rename to ...
	(__libdwfl_segment_start): ... here and make it internal_function.
	(segment_end): Rename to ...
	(__libdwfl_segment_end): ... here and make it internal_function.
	(reify_segments, dwfl_report_segment): Rename them at the callers.

2013-11-07  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* core-file.c (dwfl_core_file_report): Remove the use of MAX.

2013-11-07  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* core-file.c (dwfl_core_file_report): Replaced variable sniffed by
	retval.  Fix one forgotten LISTED increase.

2013-11-07  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Fix core files for re-prelink-ed files.
	* core-file.c (dynamic_vaddr_get): New function.
	(dwfl_core_file_report): New variable file_dynamic_vaddr.  Call
	dynamic_vaddr_get instead of using L_ADDR.
	* libdwflP.h (struct r_debug_info_module): Remove field l_addr.
	* link_map.c (report_r_debug): Do not initialize l_addr.

2013-11-07  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Code cleanup.
	* core-file.c (dwfl_core_file_report): Reindent block of code by
	continue keyword.

2013-10-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* argp-std.c (parse_opt): Use executable parameter of
	dwfl_core_file_report.
	* core-file.c (dwfl_core_file_report): Add parameter executable.  Set
	it to DWFL.  Add NEW_VERSION for it.
	(_compat_without_executable_dwfl_core_file_report): New.  Twice.
	* libdwfl.h (dwfl_core_file_report): Add parameter executable, update
	the function comment.

2013-10-15  Mark Wielaard  <mjw@redhat.com>

	* linux-proc-maps.c (proc_maps_report): Ignore non-absolute file
	mappings.
	(dwfl_linux_proc_find_elf): Don't abort, just return failure.

2013-09-12  Mark Wielaard  <mjw@redhat.com>

	* cu.c (intern_cu): If dwarf_offdie fails free cu.

2013-09-12  Mark Wielaard  <mjw@redhat.com>

	* linux-proc-maps.c (proc_maps_report): Don't fclose FILE in
	bad_report.

2013-09-12  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_symtab): Call elf_getdata with
	aux_xndxscn, not xndxscn, for aux_symxndxdata.

2013-08-25  Mark Wielaard  <mjw@redhat.com>

	* linux-kernel-modules.c (report_kernel): Pass add_p_vaddr as true
	to dwfl_report_elf.

2013-07-25  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_segment_report_module.c (dwfl_segment_report_module): Check for
	conflicts all the modules, not just the first one.  Compare L_LD if it
	is equal, not if it is in a module address range.

2013-07-23  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* libdwflP.h (__libdwfl_elf_address_range): Add internal_function.

2013-07-23  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* core-file.c (clear_r_debug_info): Close also ELF and FD.
	(dwfl_core_file_report): Call __libdwfl_report_elf for
	R_DEBUG_INFO.MODULE.
	* dwfl_report_elf.c (__libdwfl_elf_address_range): New function from
	code of ...
	(__libdwfl_report_elf): ... this function.  Call it.
	* dwfl_segment_report_module.c: Include unistd.h.
	(dwfl_segment_report_module): Use basename for MODULE->NAME.
	Clear MODULE if it has no build-id and we have segment with build-id.
	Ignore this segment only if MODULE still contains valid ELF.
	* libdwflP.h (__libdwfl_elf_address_range): New declaration.
	(struct r_debug_info_module): New fields fd, elf, l_addr, start, end
	and disk_file_has_build_id.
	(dwfl_link_map_report): Extend the comment.
	* link_map.c (report_r_debug): Extend the comment.  Always fill in new
	r_debug_info_module.  Initialize also the new r_debug_info_module
	fields.  Remove one FIXME comment.  Call __libdwfl_elf_address_range
	instead of __libdwfl_report_elf when R_DEBUG_INFO is not NULL.

2013-07-19  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* libdwflP.h (__libdwfl_find_elf_build_id): Add internal_function.

2013-07-02  Mark Wielaard  <mjw@redhat.com>

	* relocate.c (__libdwfl_relocate_value): Remove mod->e_type assert.

2013-06-05  Mark Wielaard  <mjw@redhat.com>

	* link_map.c (report_r_debug): Always call release_buffer after
	memory_callback succeeded reading build_id.

2013-05-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* argp-std.c (parse_opt) <ARGP_KEY_SUCCESS> <opt->core> <opt->e>: Set
	executable_for_core before calling dwfl_core_file_report.
	* core-file.c (clear_r_debug_info): New function.
	(dwfl_core_file_report): Move raw segments reporting lower.  New
	variable r_debug_info, pass it to dwfl_segment_report_module.  Call
	clear_r_debug_info in the end.  Return sum of LISTED and SNIFFED.
	* dwfl_module_build_id.c (check_notes): Move into
	__libdwfl_find_elf_build_id.
	(__libdwfl_find_build_id): Rename to ...
	(__libdwfl_find_elf_build_id): ... here.  Add parameters build_id_bits,
	build_id_elfaddr and build_id_len.  Verify MOD vs. ELF.
	(__libdwfl_find_elf_build_id) (check_notes): Remove parameters mod and
	set, rename data_vaddr to data_elfaddr.  Do not call found_build_id.
	(__libdwfl_find_elf_build_id): Update the check_notes caller, do not
	adjust its data_elfaddr parameter.
	(__libdwfl_find_build_id): New wrapper of __libdwfl_find_elf_build_id.
	* dwfl_segment_report_module.c (dwfl_segment_report_module): New
	parameter r_debug_info.  New variable name_is_final.  Adjust addresses
	according to R_DEBUG_INFO->MODULE.  Check conflicts against DWFL.
	Do not overwrite NAME by SONAME if NAME_IS_FINAL.
	* libdwflP.h (__libdwfl_find_elf_build_id): New declaration.
	(struct r_debug_info_module, struct r_debug_info): New definitions.
	(dwfl_segment_report_module, dwfl_link_map_report): Add parameter
	r_debug_info.
	* link_map.c: Include fcntl.h.
	(report_r_debug): Add parameter r_debug_info, describe it in the
	function comment.  Delete dwfl_addrmodule call and its dependent code.
	Verify build-id before calling dwfl_report_elf, also supply
	executable_for_core to it.  Store r_debug_info->module info when
	appropriate.
	(dwfl_link_map_report): Add parameter r_debug_info.  New variable
	in_ok.  Try to read IN from EXECUTABLE_FOR_CORE.  Update report_r_debug
	caller parameters.

2013-04-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_report_elf.c (__libdwfl_report_elf): Add parameter add_p_vaddr.
	Set it to true for ET_EXEC and ET_CORE.  Provide alternative
	setup of START and BIAS if !ADD_P_VADDR.  Set END from BIAS, not BASE.
	(dwfl_report_elf): Add parameter add_p_vaddr.  Pass it down.  Add
	NEW_VERSION.
	(_compat_without_add_p_vaddr_dwfl_report_elf) <SHARED>: New, with
	COMPAT_VERSION.
	* libdwfl.h (dwfl_report_elf): Add parameter add_p_vaddr.  Describe it.
	* libdwflP.h (__libdwfl_report_elf): Add parameter add_p_vaddr.
	* link_map.c (report_r_debug): Use true add_p_vaddr for dwfl_report_elf.
	* linux-kernel-modules.c (report_kernel): Use false add_p_vaddr for
	dwfl_report_elf.
	* offline.c (process_elf): Use true add_p_vaddr for dwfl_report_elf.

2013-04-27  Mark Wielaard  <mjw@redhat.com>

	* link_map.c: #include system.h.

2013-04-26  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* link_map.c (BE32, BE64, LE32, LE64): Delete the definitions, move
	them to lib/system.h.

2013-04-24  Mark Wielaard  <mjw@redhat.com>

	* Makefile.am: Use AM_CPPFLAGS instead of INCLUDES.

2013-03-20  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_report_elf.c (__libdwfl_report_elf): Remove BASE aligning.

2013-03-12  Mark Wielaard  <mjw@redhat.com>

	* dwfl_getsrclines.c (dwfl_getsrclines): Return 0 on success.

2013-02-22  Mark Wielaard  <mjw@redhat.com>

	* open.c (__libdw_gunzip,__libdw_bunzip2,__libdw_unlzma): Define
	as DWFL_E_BADELF when not used.

2013-02-10  Mark Wielaard  <mjw@redhat.com>

	* argp-std.c (parse_opt): Use opt->core and opt->e explicitly in
	failure messages When handling ARGP_KEY_SUCCESS because arg will
	not have been set.

2013-01-30  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* linux-proc-maps.c: Include system.h.
	(PROCEXEFMT, get_pid_class): New.
	(grovel_auxv): Detect 32-bit vs. 64-bit auxv, possibly call
	get_pid_class.

2013-01-23  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_getdwarf.c (find_aux_sym): Don't substract one
	from aux_syments by default.
	(find_symtab): Also succeed when only aux_symdata is found.
	When no symtab is found always try to load auxiliary table.
	(dwfl_module_getsymtab): Substract one from result when both
	tables have symbols.
	* dwfl_module_getsym.c (dwfl_module_getsym): Only skip auxiliary
	zero entry when both tables have symbols.
	* dwfl_module_addrsym.c (dwfl_module_addrsym): Only substract
	one from first_global when both tables have symbols.

2013-01-16  Mark Wielaard  <mjw@redhat.com>

	* libdwflP.h (struct Dwfl_Module): Add aux_sym, aux_symdata,
	aux_syments, aux_symstrdata, aux_symxndxdata and aux_first_global.
	(dwfl_adjusted_aux_sym_addr): New function.
	(dwfl_deadjust_aux_sym_addr): Likewise.
	(dwfl_adjusted_st_value): Take and check symfile argument.
	(dwfl_deadjust_st_value): Likewise.
	* dwfl_module_getdwarf.c (find_prelink_address_sync): Take and
	use dwfl_file as argument to set address_sync.
	(find_debuginfo): Call find_prelink_address_sync with debug file.
	(find_aux_sym): New function.
	(find_symtab): Use find_aux_sym if all we have is the dynsym table
	and fill in aux DwflModule fields.
	(dwfl_module_getsymtab): Return syments plus aux_syments.
	(load_symtab): Always set first_global.
	* dwfl_module_addrsym.c (dwfl_module_addrsym): Check symfile
	when using same_section. Calculate first_global based on both
	mod->first_global and mod->aux_first_global.
	* dwfl_module.c (__libdwfl_module_free): Free aux_sym.
	* dwfl_module_getsym.c (dwfl_module_getsym): Use auxsym table
	to retrieve symbol and name if necessary, making sure all locals
	from any table come before any globals.
	* dwfl_module_info.c (dwfl_module_info): Call dwfl_adjusted_st_value
	with symfile.
	* relocate.c (resolve_symbol): Likewise.

2013-01-07  Roland McGrath  <roland@hack.frob.com>

	* link_map.c (auxv_format_probe): Handle unaligned 64-bit data, but
	still assume the data is at least 32-bit aligned anyway.
	(dwfl_link_map_report): Handle unaligned auxv data.

2012-12-11  Mark Wielaard  <mjw@redhat.com>

	* linux-kernel-modules.c (report_kernel): Only free fname if
	find_kernel_elf succeeds and allocates it.
	(report_kernel_archive): Fix brackets around unlikely expression.

2012-11-29  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* argp-std.c: Update Copyright year.
	(offline_find_elf): New function.
	(offline_callbacks): Use it for find_elf.
	(struct parse_opt): New.
	(parse_opt): New key ARGP_KEY_INIT.  In other make hook struct
	parse_opt pointer from former Dwfl pointer.  Delay 'e and OPT_COREFILE
	processing till ARGP_KEY_SUCCESS.  Initialize state->input already from
	ARGP_KEY_SUCCESS.  Modify the cleanup in ARGP_KEY_ERROR.  Make the
	final state->input initialization optional.
	* dwfl_end.c: Update Copyright year.
	(dwfl_end): Free executable_for_core.
	* libdwflP.h: Update Copyright year.
	(struct Dwfl): New field executable_for_core.

2012-11-20  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_report_elf.c (__libdwfl_report_elf): Simplify START and BIAS
	calculation.

2012-10-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_module_getdwarf.c (mod_verify_build_id): New function with code
	from ...
	(__libdwfl_getelf): ... here.  Call it.

2012-10-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* libdwfl.h (dwfl_module_getelf): Add __nonnull_attribute__.

2012-10-10  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_segment_report_module.c (dwfl_segment_report_module):
	Initialize mod->MAIN_BIAS.

2012-10-10  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwfl_module_addrsym.c (dwfl_module_addrsym): New function
	binding_value.  Use it for both zero and non-zero size symbols
	comparisons.

2012-10-01  Mark Wielaard  <mjw@redhat.com>

	* cu.c (cudie_offset): Don't use type_sig8, it might not be
	initialized and these are always real CUs, never TUs.

2012-10-01  Mark Wielaard  <mjw@redhat.com>

	* derelocate.c (find_section): Check next section exists before
	accessing it.

2012-08-01  Petr Machata  <pmachata@redhat.com>

	* offline.c (process_archive_member): Ignore entry "/SYM64/".

2012-03-28  Roland McGrath  <roland@hack.frob.com>

	* dwfl_segment_report_module.c
	(dwfl_segment_report_module: read_portion): Don't use existing buffer
	when FILESZ is zero (string mode) and available portion doesn't hold
	a terminated string.

2011-12-02  Roland McGrath  <roland@hack.frob.com>

	* elf-from-memory.c (elf_from_remote_memory): Fix ELFCLASS64 case
	to use elf64_xlatetom and PHDRS.p64.
	Reported by Serge Pavlov <serge.pavlov.at.gnu@gmail.com>.

2011-11-31  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_addrsym.c (dwfl_module_addrsym): First search all
	global symbols. Then only when that doesn't provide a match search
	all local symbols too.
	* dwfl_module_getdwarf.c (load_symtab): Take first_global int arg
	and fill it in.
	(find_symtab): Initialize mod->first_global and pass it to load_symtab.
	* libdwfl/libdwflP.h (Dwfl_Module): Add first_global field.

2011-11-31  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_addrsym.c (dwfl_module_addrsym): Only update
	sizeless_sym if needed and closer to desired addr.

2011-10-20  Mark Wielaard  <mjw@redhat.com>

	* derelocate.c (cache_sections): Intern mod->reloc_info check.
	(dwfl_module_relocations): Don't check mod->reloc_info.
	(dwfl_module_relocation_info): Likewise.
	(find_section): Likewise.

2011-07-09  Roland McGrath  <roland@hack.frob.com>

	* image-header.c (LE32): Macro removed (now in lib/system.h).

2011-04-11  Mark Wielaard  <mjw@redhat.com>

	* linux-kernel-modules.c (vmlinux_suffixes): Guard definition
	by check for zlib, bzlib or lzma defines to check it isn't empty.
	(try_kernel_name): Use same guard for use of vmlinux_suffixes.

2011-03-08  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (open_elf): Clear errno before CBFAIL.
	Reported by Kurt Roeckx <kurt@roeckx.be>.

2011-02-11  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (try_kernel_name): Try .gz, .bz2, .xz
	suffixes if corresponding decompression support is enabled.

2011-02-01  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (find_prelink_address_sync): Use the
	section-end address as the synchronization point, rather than sh_addr.

	* dwfl_module_getdwarf.c (find_prelink_address_sync): Discover
	PT_INTERP p_vaddr separately from main phdrs and undo phdrs.

	* dwfl_module_getdwarf.c (find_prelink_address_sync): Fix pasto in
	last change, so we recognize PT_INTERP in ELFCLASS64 correctly.

2011-01-11  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (open_elf): Remove section-based
	address_sync fixup from here.
	(find_prelink_address_sync): New function.
	(find_debuginfo): Call it.
	* libdwflP.h (DWFL_ERRORS): Add BAD_PRELINK error.

2011-01-04  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (open_elf): Enhance address_sync calculation
	logic to consider section addresses, the better to survive all the
	possible prelink machinations.
	* libdwflP.h (struct dwfl_file): Comment change.

2010-11-30  Roland McGrath  <roland@redhat.com>

	* derelocate.c (dwfl_module_relocations): Remove over-eager assert.

2010-11-12  Roland McGrath  <roland@redhat.com>

	* libdwflP.h (struct Dwfl_Module): New member main_bias.
	(dwfl_adjusted_address, dwfl_deadjust_address): Use it.
	* dwfl_module_getdwarf.c (__libdwfl_getelf): Initialize it.

	* libdwflP.h (dwfl_deadjust_address): New function.
	(dwfl_deadjust_dwarf_addr, dwfl_deadjust_st_value): New functions.
	* cu.c (addrarange): Use dwfl_deadjust_dwarf_addr.
	* dwfl_module_addrsym.c: Use dwfl_deadjust_st_value.

2010-11-11  Roland McGrath  <roland@redhat.com>

	* libdwflP.h (struct dwfl_file): Remove bias member.
	Add vaddr and address_sync members instead.
	(dwfl_adjusted_address): Calculate using vaddr.
	(dwfl_adjusted_dwarf_addr): Calculate using address_sync and call that.
	(dwfl_adjusted_st_value): Use one of those calls.
	* dwfl_module_getdwarf.c (open_elf): Initialize vaddr and address_sync.
	* dwfl_segment_report_module.c (dwfl_segment_report_module): Likewise.
	* derelocate.c (dwfl_module_relocations): Update ET_EXEC assertions.
	* link_map.c (consider_executable): Adjust only MOD->low_addr for
	detected PIE bias change.

	* libdwflP.h (dwfl_adjusted_dwarf_addr): New function.
	* dwfl_module_info.c: Use it.
	* cu.c (addrarange): Likewise.
	* dwfl_dwarf_line.c: Likewise.
	* dwfl_module_dwarf_cfi.c: Likewise.
	* dwfl_lineinfo.c: Likewise.
	* dwfl_nextcu.c: Likewise.
	* dwfl_module_getdwarf.c (dwfl_module_getdwarf): Likewise.

	* libdwflP.h (dwfl_adjusted_st_value): New function.
	* relocate.c (resolve_symbol): Use it.
	* dwfl_module_getsym.c: Likewise.
	* dwfl_module_addrsym.c: Likewise.
	* dwfl_module_info.c: Likewise.

	* libdwflP.h (dwfl_adjusted_address): New function.
	* dwfl_module_build_id.c (__libdwfl_find_build_id): Use it.
	* relocate.c (__libdwfl_relocate_value): Likewise.
	* derelocate.c (cache_sections): Likewise.
	(dwfl_module_address_section): Likewise.
	* dwfl_module_getelf.c: Likewise.
	* dwfl_module_eh_cfi.c: Likewise.
	* link_map.c (consider_executable): Likewise.

2010-08-24  Roland McGrath  <roland@redhat.com>

	* dwfl_dwarf_line.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.

2010-08-18  Roland McGrath  <roland@redhat.com>

	* link_map.c (report_r_debug): Use found name if we have no name,
	even if we already have an Elf handle.

2010-06-30  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_find_elf): Don't be
	confused by -1 return from dwfl_build_id_find_elf after it opened
	the Elf handle.
	* find-debuginfo.c (dwfl_standard_find_debuginfo): Likewise for
	dwfl_build_id_find_debuginfo.

2010-06-16  Roland McGrath  <roland@redhat.com>

	* cu.c (cudie_offset): Use DIE_OFFSET_FROM_CU_OFFSET macro.

2010-06-14  Roland McGrath  <roland@redhat.com>

	* find-debuginfo.c (try_open): Take new arg MAIN_STAT.  Compare
	candidate file to that st_dev/st_ino and pretend it didn't exist
	if they match.
	(find_debuginfo_in_path): Update caller, pass main file's info.

2010-05-20  Roland McGrath  <roland@redhat.com>

	* linux-proc-maps.c (find_sysinfo_ehdr): Renamed to ...
	(grovel_auxv): ... this.  Take DWFL argument.
	(dwfl_linux_proc_report): Update caller.

	* dwfl_module_getdwarf.c (open_elf): Calculate alignment for bias
	based on dwfl->segment_align or manifest alignment of MOD->low_addr.

2010-05-19  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (intuit_kernel_bounds): Rewritten.

2010-05-06  Roland McGrath  <roland@redhat.com>

	* segment.c (insert): Clear inserted elements of DWFL->lookup_module.

	* libdwflP.h (DWFL_ERRORS): Add WRONG_ID_ELF.
	* dwfl_build_id_find_elf.c: Set MOD->main.valid when there is a build
	ID but we didn't find a file.
	* dwfl_module_getdwarf.c (__libdwfl_getelf): When that's set, check
	and refuse any fallback file-by-name if it lacks the matching ID.

	* dwfl_error.c (dwfl_errno): Add INTDEF.
	* libdwflP.h: Add INTDECL.

	* dwfl_module_getdwarf.c (open_elf): Do elf_end and clear FILE->elf in
	failure cases.

2010-05-04  Roland McGrath  <roland@redhat.com>

	* dwfl_segment_report_module.c: Use "[pie]" rather than "[dso]" for an
	ET_DYN that has a DT_DEBUG.

	* dwfl_segment_report_module.c: Fix jump-start of NDX-finding loop.

	* segment.c (insert): Fix moving of values following insertion.
	(reify_segments): Fix up MOD->segment backpointer indices after
	later insertions in the main loop invalidate them.

	* link_map.c (dwfl_link_map_report): Detect bias of embedded phdrs and
	apply it to PT_DYNAMIC p_vaddr so we handle a PIE correctly.

	* core-file.c (dwfl_core_file_report): Return any nonzero count of
	modules reported, even if link_map grovelling failed and only sniffing
	found anything.

2010-04-26  Roland McGrath  <roland@redhat.com>

	* relocate.c (relocate_section): Treat R_*_NONE reloc as no reloc.
	Works around probably-wrong ld -r behavior for case of a DWARF address
	constant that refers to a discarded SHF_ALLOC section.

2010-04-14  Roland McGrath  <roland@redhat.com>

	* link_map.c (report_r_debug): Limit iterations on the l_next chain to
	an upper bound on sane possible number of elements.

2010-03-11  Roland McGrath  <roland@redhat.com>

	* link_map.c (auxv_format_probe): Fix scanning loop, so we really scan
	the second half for 32-bit matches.

2010-03-10  Roland McGrath  <roland@redhat.com>

	* core-file.c (dwfl_core_file_report): Punt EHDR argument.
	* argp-std.c (parse_opt): Update caller.
	* libdwfl.h: Declare dwfl_core_file_report.
	* libdwflP.h: Don't.

2010-02-17  Roland McGrath  <roland@redhat.com>

	* dwfl_segment_report_module.c (addr_segndx): Take new flag argument.
	If set, find the first index not below ADDR.
	(dwfl_segment_report_module): Update callers.
	Pass true when calculating return value.

2010-02-15  Roland McGrath  <roland@redhat.com>

	* Makefile.am: Use config/eu.am for common stuff.

	* find-debuginfo.c (find_debuginfo_in_path): Fix uninitialized
	variable in failure path.

2010-02-02  Mark Wielaard  <mjw@redhat.com>

	* dwfl_module_dwarf_cfi.c (dwfl_module_dwarf_cfi): Always set bias.
	* dwfl_module_eh_cfi.c (dwfl_module_eh_cfi): Likewise

2010-01-07  Roland McGrath  <roland@redhat.com>

	* core-file.c (dwfl_core_file_report): Use elf_getphdrnum.
	* dwfl_module_build_id.c (__libdwfl_find_build_id): Likewise.
	* dwfl_module_getdwarf.c (open_elf, find_dynsym): Likewise.
	* dwfl_report_elf.c (__libdwfl_report_elf): Likewise.

2010-01-06  Roland McGrath  <roland@redhat.com>

	* relocate.c (relocate_getsym): For SHN_COMMON, zero st_value.
	(relocate_section): Let unresolved SHN_COMMON symbol stay 0.

2009-11-16  Roland McGrath  <roland@redhat.com>

	* relocate.c (relocate_section): Skip SHT_NOBITS or empty target scn.

2009-11-12  Petr Machata  <pmachata@redhat.com>

	* core-file.c (dwfl_elf_phdr_memory_callback): Only load ahead if
	the chunk is both offset-contiguous and vaddr-contiguous.

2009-11-05  Roland McGrath  <roland@redhat.com>

	* link_map.c (report_r_debug): Skip entries with l_ld==0.
	Use dwfl_addrmodule for l_ld lookup, don't bail on lookup failure.

2009-09-04  Roland McGrath  <roland@redhat.com>

	* image-header.c (__libdw_image_header): Fix tranposed comparison.

2009-08-27  Roland McGrath  <roland@redhat.com>

	* image-header.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwflP.h: Declare __libdw_image_header.
	* open.c (decompress): Don't consume ELF on failure.
	(what_kind): New function, broken out of ...
	(__libdw_open_file): ... here.  Call it.
	If it fails, try __libdw_image_header and then try what_kind again.

	* gzip.c (unzip): Reuse *WHOLE as first INPUT_BUFFER,
	leave it behind for next decompressor.
	* open.c (decompress): Free BUFFER on failure.

2009-08-26  Roland McGrath  <roland@redhat.com>

	* gzip.c (find_zImage_payload): New function, broken out of ...
	(mapped_zImage): ... here.  Call it.
	(find_zImage_payload) [LZMA]: Match LZMA-compressed kernels with
	stupid method of just trying the decoder.

	* open.c [USE_LZMA]: Try __libdw_unlzma.
	* libdwflP.h: Declare it.
	(DWFL_ERRORS): Add DWFL_E_LZMA.
	* gzip.c [LZMA]: Implement liblzma version for XZ file format.
	* lzma.c: New file.
	* Makefile.am [LZMA] (libdwfl_a_SOURCES): Add it.

	* gzip.c (mapped_zImage): Limit scan to 32kb.
	Make this unconditional, support bzip2 kernel images too.
	(unzip): Use direct inflate method for non-mmap case too.
	Only zlib uses the stream method.

2009-08-09  Roland McGrath  <roland@redhat.com>

	* dwfl_module_build_id.c: Use new macros for versioned definitions.

2009-07-08  Roland McGrath  <roland@redhat.com>

	* dwfl_module_dwarf_cfi.c: New file.
	* dwfl_module_eh_cfi.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add them.
	* libdwflP.h (struct Dwfl_Module): New members `dwarf_cfi', `eh_cfi.
	Add INTDECL for dwfl_module_eh_cfi, dwfl_module_dwarf_cfi.

2009-07-08  Roland McGrath  <roland@redhat.com>

	* libdwflP.h (struct Dwfl_Module): Reorder members to pack better.

2009-06-18  Mark Wielaard  <mjw@redhat.com>

	* dwfl_report_elf.c (__libdwfl_report_elf): Return NULL on overlap.

2009-06-13  Ulrich Drepper  <drepper@redhat.com>

	* derelocate.c: Don't use deprecated libelf functions.
	* dwfl_module_getdwarf.c: Likewise.
	* relocate.c: Likewise.

2009-04-23  Ulrich Drepper  <drepper@redhat.com>

	* dwfl_module_build_id.c: Define versioned symbols only if SHARED is
	defined.  Otherwise just define the latest version.

2009-04-22  Roland McGrath  <roland@redhat.com>

	* relocate.c (resolve_symbol): Apply correct bias to st_value found in
	a non-ET_REL module.

	* dwfl_module_build_id.c (__libdwfl_find_build_id): Fix last change to
	adjust properly for non-ET_REL.

2009-04-21  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getsym.c: Apply non-ET_REL bias only if SHF_ALLOC.

	* relocate.c (__libdwfl_relocate_value): Assert that MOD is ET_REL.
	* derelocate.c (cache_sections): Call __libdwfl_relocate_value only
	for ET_REL.
	* dwfl_module_build_id.c (__libdwfl_find_build_id): Likewise.

2009-04-20  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (__libdwfl_getelf): Add internal_function.

2009-04-19  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (find_file): Renamed to ...
	(__libdwfl_getelf): ... this.  Make it global.
	(find_symtab, find_dw): Update callers.
	(dwfl_module_getelf): Functions moved ...
	* dwfl_module_getelf.c: ... here, new file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwflP.h: Declare __libdwfl_getelf.

2009-04-14  Roland McGrath  <roland@redhat.com>

	* dwfl_segment_report_module.c: Handle DT_STRTAB value being either
	absolute (already adjusted in place) or needing load bias adjustment.

	* core-file.c (dwfl_elf_phdr_memory_callback): Fix return value for
	gelf_getphdr failure.  Fix file size limit checks.

	* dwfl_segment_report_module.c: Fix underflow in DYNSTRSZ check.

2009-04-08  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getsym.c: Don't adjust for bias again after
	__libdwfl_relocate_value.

	* relocate.c (__libdwfl_relocate_value): Don't adjust a value from
	a non-SHF_ALLOC section.
	(relocate_getsym): Test st_shndx for SHN_* values, not *SHNDX.
	* dwfl_module_getsym.c (dwfl_module_getsym): Likewise.

2009-03-09  Roland McGrath  <roland@redhat.com>

	* dwfl_module_build_id.c (__libdwfl_find_build_id): Move SHSTRNDX
	variable to outer scope, so we cache it for the loop.

	* relocate.c (__libdwfl_relocate_value): Add MOD->main.bias to sh_addr.

2009-02-12  Roland McGrath  <roland@redhat.com>

	* dwfl_module_build_id.c (__libdwfl_find_build_id): Use
	__libdwfl_relocate_value to find correct sh_addr value.

2009-02-10  Roland McGrath  <roland@redhat.com>

	* dwfl_report_elf.c (__libdwfl_report_elf): Take new arg SANITY.
	If false, don't fail for NO_PHDR.
	(dwfl_report_elf): Update caller.
	* libdwflP.h: Update decl.
	* offline.c (process_elf): Call it with false, so we don't refuse
	dubiously-formed objects here.

	* link_map.c (consider_executable): Don't assert dwfl_addrsegment
	finds our module.  We shouldn't crash when we confuse some guesses.

2009-02-10  Ulrich Drepper  <drepper@redhat.com>

	* open.c (decompress): Avoid crash with empty input file.

2009-01-27  Roland McGrath  <roland@redhat.com>

	* dwfl_report_elf.c (__libdwfl_report_elf): Ignore trailing PT_LOAD
	with zero vaddr and memsz.

2009-01-22  Roland McGrath  <roland@redhat.com>

	* open.c (decompress): Move BUFFER, SIZE decls outside #if.

	* dwfl_segment_report_module.c (addr_segndx): Remove bogus adjustments
	after address-matching loop.

	* segment.c (lookup): Fix fencepost in checking for HINT match.

2009-01-14  Roland McGrath  <roland@redhat.com>

	* gzip.c [!BZLIB] (mapped_zImage): New function.
	(unzip) [!BZLIB]: Grok Linux kernel zImage format.

2009-01-10  Ulrich Drepper  <drepper@redhat.com>

	* dwfl_error.c: Always use __thread.  Remove all !USE_TLS code.

2009-01-08  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_report_offline):
	Skip subdirectory named "source".
	(dwfl_linux_kernel_find_elf): Likewise.

2009-01-06  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (check_suffix): New function.
	Match ".ko", ".ko.gz", and ".ko.bz2" suffixes.
	(dwfl_linux_kernel_report_offline): Use it.
	(dwfl_linux_kernel_find_elf): Likewise.

2009-01-05  Roland McGrath  <roland@redhat.com>

	* argp-std.c (parse_opt): Use __libdw_open_file for core file.
	* dwfl_build_id_find_debuginfo.c: Use it to open the file.
	* dwfl_build_id_find_elf.c: Likewise.
	* dwfl_module_getdwarf.c (open_elf): Likewise.
	* dwfl_report_elf.c: Likewise.
	* find-debuginfo.c (validate): Likewise.
	* offline.c (__libdwfl_report_offline): Likewise.

	* libdwflP.h: Declare __libdw_open_file.
	* open.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.

	* gzip.c: New file.
	* Makefile.am [ZLIB] (libdwfl_a_SOURCES): Add it.
	* bzip2.c: New file.
	* Makefile.am [BZLIB] (libdwfl_a_SOURCES): Add it.
	* libdwflP.h: Declare __libdw_gunzip, __libdw_bunzip2.

2008-12-16  Roland McGrath  <roland@redhat.com>

	* dwfl_module_build_id.c (dwfl_module_build_id): Define with alias and
	symver magic to bind to ELFUTILS_0.138.
	(_BUG_COMPAT_dwfl_module_build_id): New function, bug compatible
	wrapper for ELFUTILS_0.130 version set.

2008-12-18  Roland McGrath  <roland@redhat.com>

	* derelocate.c (dwfl_module_relocate_address): Fix last fix: ET_DYN
	addresses are taken as relative to MOD->low_addr.

2008-12-15  Roland McGrath  <roland@redhat.com>

	* derelocate.c (dwfl_module_relocate_address): Apply main.bias, not
	debug.bias.

2008-12-11  Roland McGrath  <roland@redhat.com>

	* offline.c (process_archive): Don't call elf_end and close if
	returning NULL.  Check first elf_begin call and set error code
	specially for empty archive.
	Fixes RHBZ#465878.

2008-12-02  Roland McGrath  <roland@redhat.com>

	* dwfl_getmodules.c (dwfl_getmodules): Typo fix in last change.

2008-11-26  Roland McGrath  <roland@redhat.com>

	* dwfl_getmodules.c (dwfl_getmodules): Encode iteration style in
	return value, and interpret encoded OFFSET argument.

2008-10-07  Roland McGrath  <roland@redhat.com>

	* dwfl_module_build_id.c (check_notes): Fix typo in vaddr calculation.

2008-09-29  Roland McGrath  <roland@redhat.com>

	* segment.c (insert): Must realloc DWFL->lookup_module here too.
	(dwfl_report_segment): Clear DWFL->lookup_module before insert calls.

2008-08-28  Roland McGrath  <roland@redhat.com>

	* segment.c (reify_segments): Fix last change.

2008-08-27  Roland McGrath  <roland@redhat.com>

	* linux-proc-maps.c (read_proc_memory): Return 0 for EINVAL or EPERM
	failure from pread64.

2008-08-26  Roland McGrath  <roland@redhat.com>

	* segment.c (reify_segments): Insert a trailing segment for a module
	end that is above the highest current segment.

2008-08-25  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (open_elf): Extract elf_errno () for
	coded return value, not plain DWFL_E_LIBELF.  Return DWFL_E_BADELF
	if FILE->elf is not ELF_K_ELF.

	* dwfl_segment_report_module.c: Add a cast.

2008-08-21  Denys Vlasenko  <dvlasenk@redhat.com>

	* dwfl_module_addrsym.c (dwfl_module_addrsym): Improve logic
	which decides which symbol is "closest" to a given address.

2008-08-15  Roland McGrath  <roland@redhat.com>

	* argp-std.c (offline_callbacks): Use dwfl_build_id_find_elf.
	(options, parse_opt): Handle --core.

	* core-file.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwflP.h (dwfl_core_file_report): Declare it.

	* link_map.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwflP.h (dwfl_link_map_report): Declare it.

	* libdwflP.h (MIN, MAX): New macros.
	(Dwfl_Memory_Callback): New typedef.
	(Dwfl_Module_Callback): New typedef.
	(dwfl_segment_report_module): Declare it.
	* dwfl_segment_report_module.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.

	* derelocate.c (dwfl_module_address_section): Add INTDEF.
	* libdwflP.h: Add INTDECL.

	* segment.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_addrsegment, dwfl_report_segment.
	* libdwflP.h (struct Dwfl): New members lookup_elts, lookup_alloc,
	lookup_addr, lookup_module, lookup_segndx, replace removed members
	modules, nmodules.
	(struct Dwfl_Module): New member segment.
	* dwfl_end.c (dwfl_end): Free the new ones.  Iterate via modulelist
	to each free module.
	* dwfl_module.c (dwfl_report_begin_add): Do nothing.
	(dwfl_report_begin): Don't call it.  Truncate the segment table instead.
	(dwfl_report_module): Don't touch DWFL->nmodules.
	(dwfl_report_end): Don't touch DWFL->modules and DWFL->nmodules.
	(compare_modules): Function removed.
	* dwfl_getmodules.c: Rewritten.
	Add INTDEF.
	* libdwflP.h: Add INTDECLs.
	* dwfl_getdwarf.c: Rewritten to call dwfl_getmodules.
	* dwfl_addrmodule.c: Rewritten to just call dwfl_addrsegment.

2008-08-03  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c: Include <fts.h> before <config.h>.

2008-07-17  Roland McGrath  <roland@redhat.com>

	* dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Set errno to
	zero if the failure was only ENOENT.

2008-06-03  Roland McGrath  <roland@redhat.com>

	* dwfl_module_addrsym.c (dwfl_module_addrsym): Exclude undefined
	symbols.

2008-05-22  Petr Machata  <pmachata@redhat.com>

	* dwfl_module_getdwarf.c (open_elf): Bias of ET_EXEC files is always 0.

2008-05-06  Roland McGrath  <roland@frob.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_report_offline): Use
	FTS_LOGICAL here too.
	(dwfl_linux_kernel_find_elf): Likewise.

2008-04-29  Roland McGrath  <roland@redhat.com>

	* find-debuginfo.c (dwfl_standard_find_debuginfo): Try path search
	based on canonicalize_file_name if it differs from the supplied name.

	* linux-kernel-modules.c (check_module_notes): Use FTS_LOGICAL so
	we accept symlinks.

2008-04-27  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (report_kernel): Fix crash when
	dwfl_report_elf fails.

2008-04-05  Roland McGrath  <roland@redhat.com>

	* linux-proc-maps.c (proc_maps_report): Don't leak LAST_FILE.

	* dwfl_module_getdwarf.c (find_file): Always free build_id_bits.
	Clear it after freeing.
	* dwfl_module_report_build_id.c (dwfl_module_report_build_id): Likewise.

2008-03-26  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (load_symtab): Don't return success for
	SHT_DYNSYM, just set *SYMSCN like the comment says.

	* dwfl_end.c (dwfl_end): Iterate on modulelist chain, not modules array.

	* argp-std.c (parse_opt): On failure, call dwfl_end before argp_failure.

2008-03-19  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getsrc.c: Adjust address for module bias before search.

2008-03-01  Roland McGrath  <roland@redhat.com>

	* libdwflP.h (__libdwfl_seterrno): Remove parameter name from
	prototype to avoid older compiler's complaint about reuse of the name.
	(__libdwfl_canon_error): Likewise.

2008-02-19  Roland McGrath  <roland@redhat.com>

	* relocate.c (relocate_section): Check for an unhandled relocation
	type before resolving a reloc's symbol.  Lift DWFL_E_BADRELTYPE ->
	DWFL_E_UNKNOWN_MACHINE check out of loops.

	* dwfl_module_getdwarf.c (load_dw): Skip relocation if
	DEBUGFILE->relocated is already set.

2008-01-26  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (open_elf): Open FILE->name if it's non-null.

	* dwfl_build_id_find_elf.c (__libdwfl_open_by_build_id): Don't clear
	incoming *FILE_NAME at the start.

2008-01-08  Roland McGrath  <roland@redhat.com>

	* Makefile.am (euinclude): Variable removed.
	(pkginclude_HEADERS): Set this instead of euinclude_HEADERS.

2007-10-23  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (report_kernel_archive): Reorder the kernel
	module to appear first.

2007-10-20  Roland McGrath  <roland@redhat.com>

	* offline.c (process_archive_member): Take FD argument, pass it down
	to process_file.  Return Elf_Cmd, not bool.
	Call elf_next here, always before elf_end.
	(process_archive): Update caller.  Don't close FD here unless there
	are no member refs.

	* dwfl_module.c (free_file): Close fd only when elf_end returns zero.

	* libdwflP.h (struct dwfl_file): New bool member `relocated'.
	* dwfl_module_getdwarf.c (dwfl_module_getelf): For ET_REL, apply
	partial relocation to one or both files.
	(dwfl_module_getdwarf): For ET_REL, make sure extra sections'
	relocations have been applied to the debug file if dwfl_module_getelf
	has been used before.

	* relocate.c (resolve_symbol): New function.
	(relocate_section): Call it.

	* relocate.c (relocate_getsym): Handle null MOD->symfile.
	(relocate_section): Take new bool arg, PARTIAL.  If true,
	no error for BADRELTYPE/RELUNDEF, instead just skip them
	and leave only those skipped relocs behind the reloc section.
	(__libdwfl_relocate_section): Take new arg, pass it down.
	(__libdwfl_relocate): Take new bool arg, DEBUG.  If false,
	do partial relocation on all sections.
	* dwfl_module_getdwarf.c (load_dw): Update caller.
	* libdwflP.h: Update decls.
	* derelocate.c (dwfl_module_address_section): Pass new argument
	to __libdwfl_relocate_section, true.

	* derelocate.c (cache_sections): Don't cache reloc sections when
	section_address callback is null.

2007-10-19  Roland McGrath  <roland@redhat.com>

	* relocate.c (relocate_section): Fix fencepost error in r_offset check.

	* derelocate.c (struct dwfl_relocation): Add member `relocs'.
	(struct secref): Likewise.
	(cache_sections): Cache the relocation section referring to each
	section we cache, if any.
	(dwfl_module_address_section): Use __libdwfl_relocate_section as
	necessary.

	* relocate.c (struct reloc_symtab_cache): New type.
	(relocate_getsym): Use it instead of four arguments.
	(__libdwfl_relocate): Update caller.
	(relocate_section): New function, broken out of ...
	(__libdwfl_relocate): ... here.
	(__libdwfl_relocate_section): New function.
	* libdwflP.h: Declare it.

2007-10-17  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getsym.c (dwfl_module_getsym): Apply MOD->symfile->bias
	to relocated st_value.

	* dwfl_report_elf.c (__libdwfl_report_elf): Align initial BASE for
	ET_REL to 0x100.

2007-10-16  Roland McGrath  <roland@redhat.com>

	* dwfl_report_elf.c (__libdwfl_report_elf): Readjust BASE when a later
	section has larger alignment requirements not met by the original BASE,
	rather than padding more between sections.

	* dwfl_report_elf.c (__libdwfl_report_elf): Fix bias calculation.

	* dwfl_module_build_id.c (__libdwfl_find_build_id): Apply module bias
	to sh_addr value.

	* dwfl_report_elf.c (__libdwfl_report_elf): Don't be confused by BASE
	at zero in ET_REL case.  Adjust BASE to necessary alignment.

	* dwfl_module_build_id.c (check_notes): Take -1, not 0, as stub value
	for DATA_VADDR.
	(__libdwfl_find_build_id): Update caller.

	* relocate.c (__libdwfl_relocate_value): Don't use sh_offset.
	* dwfl_report_elf.c (__libdwfl_report_elf): Likewise.
	* offline.c (dwfl_offline_section_address): Bail early if there is
	separate debug file.

	* relocate.c (__libdwfl_relocate): Don't return DWFL_E_NO_DWARF.

2007-10-09  Roland McGrath  <roland@redhat.com>

	* dwfl_report_elf.c (__libdwfl_report_elf): Clear SHDR->sh_offset when
	caching SHDR->sh_addr = 0.
	* offline.c (dwfl_offline_section_address): Never called for sh_addr
	really at 0, don't check for it.  Use MOD->debug directly, not symfile.

	* dwfl_module_getdwarf.c (load_symtab): Return success properly when
	we've found SHT_SYMTAB.

	* relocate.c (relocate_getsym): New function.
	(__libdwfl_relocate): Use it.
	(__libdwfl_relocate_value): Take new Elf * argument.  Make SYMSHSTRNDX
	be a pointer instead of value; cache getshstrndx result there.
	* libdwflP.h: Update decl.
	* derelocate.c (cache_sections): Update caller.
	Always work on the main file, not the symfile.
	(dwfl_module_address_section): Likewise.
	* dwfl_module_getsym.c (dwfl_module_getsym): Update caller.

2007-10-07  Roland McGrath  <roland@redhat.com>

	* offline.c (process_archive): Initialize MOD.

	* linux-kernel-modules.c (get_release): New function, broken out of ...
	(report_kernel): ... here.  Call it.
	(try_kernel_name): Take new arg TRY_DEBUG, only try ".debug" if set.
	(find_kernel_elf): Update caller.
	(report_kernel_archive): New function.
	(dwfl_linux_kernel_report_offline): Call it.

	* offline.c (process_file): Take new arg PREDICATE, pass it down.
	(process_archive): Likewise.
	(process_archive_member): Likewise.  When nonnull, let the predicate
	decide whether to use this member.
	(__libdwfl_report_offline): New function, broken out of ...
	(dwfl_report_offline): ... here.  Call it.
	* libdwflP.h: Declare it.

	* offline.c (process_archive, process_archive_member): New functions.
	(process_elf, process_file): New functions, broken out of ...
	(dwfl_report_offline): ... here.  Call process_file, which recurses on
	ELF_K_AR files.

	* dwfl_report_elf.c (__libdwfl_report_elf): New, broken out of ...
	(dwfl_report_elf): ... here.  Call it.
	* libdwflP.h: Declare it.

2007-10-06  Roland McGrath  <roland@redhat.com>

	* derelocate.c (dwfl_module_relocations): Don't call
	dwfl_module_getdwarf.

	* derelocate.c (find_section): Use __libdwfl_seterrno, not
	__libdw_seterrno.

	* relocate.c (__libdwfl_relocate_value): Abuse sh_offset, not
	SHF_ALLOC, to cache sh_addr resolved to 0.

	* dwfl_report_elf.c (dwfl_report_elf): When an ET_REL file has sh_addr
	values nonzero already, just use its existing layout.

	* relocate.c (__libdwfl_relocate): Clear size of reloc section in its
	in-core shdr after applying it.

2007-10-04  Ulrich Drepper  <drepper@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_report_kernel): Fake
	initialization of notes variable.

2007-10-04  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (intuit_kernel_bounds): Take new arg NOTES,
	fill in with vaddr of "__start_notes" symbol if found.
	(check_notes): New function.
	(check_kernel_notes): New function.
	(dwfl_linux_kernel_report_kernel): Call it.
	(check_module_notes): New function.
	(dwfl_linux_kernel_report_modules): Call it.

	* linux-kernel-modules.c (dwfl_linux_kernel_find_elf):
	Try dwfl_build_id_find_elf first.

	* linux-kernel-modules.c (report_kernel): Don't leak FD if !REPORT.
	Set kernel module e_type to ET_DYN.

2007-10-03  Roland McGrath  <roland@redhat.com>

	* find-debuginfo.c (validate): New function, broken out of ...
	(find_debuginfo_in_path): ... here.  New function, broken out of ...
	(dwfl_standard_find_debuginfo): ... here.  Call it, after trying
	dwfl_build_id_find_debuginfo first.

	* dwfl_build_id_find_elf.c: New file.
	* dwfl_build_id_find_debuginfo.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add them.
	* libdwfl.h: Declare them.
	* libdwflP.h: Add INTDECLs.

	* dwfl_module_build_id.c: New file.
	* dwfl_module_report_build_id.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add them.
	* libdwfl.h: Declare them.
	* libdwflP.h (struct Dwfl_Module): New members build_id_bits,
	build_id_len, build_id_vaddr.  Declare __libdwfl_find_build_id.
	* dwfl_module.c (__libdwfl_module_free): Free MOD->build_id_bits.

	* dwfl_module_getdwarf.c (find_offsets): New function.
	(find_dynsym): New function, calls that.
	(find_symtab): Call it.

2007-09-11  Roland McGrath  <roland@redhat.com>

	* dwfl_module_addrsym.c: Prefer a later global symbol at the same
	address if its st_size is smaller.

2007-08-13  Roland McGrath  <roland@redhat.com>

	* dwfl_module_addrsym.c: Add dead initializer for stupid compiler.

2007-08-12  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_report_offline): Don't use
	FTS_LOGICAL.

	* elf-from-memory.c (elf_from_remote_memory): Don't reset LOADBASE on
	a second phdr if it happens to match EHDR_VMA exactly.

2007-08-08  Roland McGrath  <roland@redhat.com>

	* dwfl_module_addrsym.c: Don't use STT_SECTION, STT_FILE symbols and
	those with no names.  Rewrite best symbol algorithm not to assume a
	sorted table and to be smarter handling sizeless symbols.

2007-07-16  Roland McGrath  <roland@redhat.com>

	* dwfl_module.c (dwfl_report_module): Increment DWFL->nmodules when
	reviving an existing module.

2007-06-08  Roland McGrath  <roland@redhat.com>

	* libdwflP.h: Fix #ifndef for config.h to use PACKAGE_NAME.

2007-05-17  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_report_offline): Look at
	whole /lib/modules/VERSION tree, not just /lib/modules/VERSION/kernel.
	(dwfl_linux_kernel_find_elf): Likewise.

	* linux-kernel-modules.c (dwfl_linux_kernel_report_modules): Use
	getline and sscanf instead of fscanf.

2007-05-08  Roland McGrath  <roland@redhat.com>

	* offline.c (dwfl_offline_section_address): Don't assume section
	numbers match between stripped and debuginfo files.  Instead, assume
	only that the ordering among SHF_ALLOC sections matches.

	* linux-kernel-modules.c (report_kernel): Change RELEASE argument to
	pointer to string.
	(dwfl_linux_kernel_report_offline): Update caller.
	(dwfl_linux_kernel_report_kernel): Likewise.

2007-04-23  Roland McGrath  <roland@redhat.com>

	* argp-std.c (options): Fix group title string.

	* argp-std.c (parse_opt): Handle ARGP_KEY_ERROR, free the Dwfl.
	Update via STATE->input every time we set STATE->hook, not only at
	ARGP_KEY_SUCCESS.

	* dwfl_module.c (free_file): Free FILE->name.

2007-04-16  Roland McGrath  <roland@redhat.com>

	* derelocate.c (cache_sections): Apply bias to sh_addr.
	(compare_secrefs): Fix address comparison to avoid signed overflow.
	(find_section): New function, broken out of ...
	(dwfl_module_relocate_address): ... here, call it.
	(check_module): New function, broken out of ...
	(dwfl_module_relocate_address): ... here, call it.
	(dwfl_module_address_section): New function.
	* libdwfl.h: Declare it.

2007-03-26  Roland McGrath  <roland@redhat.com>

	* dwfl_module.c (__libdwfl_module_free): Free MOD itself.

2007-03-18  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (find_debuglink): New function, broken out of
	(find_debuginfo): ... here.  Call it.
	Don't return error for libelf errors finding .gnu_debuglink section.

2007-03-12  Roland McGrath  <roland@redhat.com>

	* dwfl_module.c (dwfl_report_begin_add): New function broken out of ...
	(dwfl_report_begin): ... here.  Call it.
	* libdwfl.h: Declare it.
	* libdwflP.h: Add INTDECL.

	* elf-from-memory.c (elf_from_remote_memory): Fix 32/64 typo.

	* offline.c: Comment typo fix.

2007-03-04  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (KERNEL_MODNAME): New macro for "kernel".
	(find_kernel_elf): New function, broken out of ...
	(report_kernel): ... here.  Call it.
	(dwfl_linux_kernel_find_elf): Use it for module named KERNEL_MODNAME.
	(intuit_kernel_bounds): New function, grovel /proc/kallsyms to guess
	virtual address bounds of kernel from symbols rounded to page size.
	(dwfl_linux_kernel_report_kernel): Use that if it works, before
	resorting to report_kernel.

	* dwfl_module_getdwarf.c (open_elf): Set MOD->e_type to ET_DYN for an
	ET_EXEC file with nonzero bias.

	* dwfl_module_addrname.c (dwfl_module_addrname): Just call
	dwfl_module_addrsym.  Guts moved to ...
	* dwfl_module_addrsym.c: ... here; new file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_module_addrsym.
	* libdwflP.h: Add INTDECL.

2007-03-03  Roland McGrath  <roland@redhat.com>

	* dwfl_module.c (free_file): New function, broken out of ...
	(__libdwfl_module_free): ... here.  In it, close fd after elf_end.

	* dwfl_module_getdwarf.c (open_elf): Close fd and reset to -1
	on libelf failure.

2007-03-02  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c: Fix bogus error test for asprintf call.

2007-02-02  Roland McGrath  <roland@redhat.com>

	* dwfl_addrmodule.c (dwfl_addrmodule): Match a module's high boundary
	address exactly if it's no other module's low boundary.

	* dwfl_module_addrname.c (dwfl_module_addrname): If no symbol's value
	and size cover the address, select the closest symbol with st_size==0
	that lies in the same section.

2007-01-29  Roland McGrath  <roland@redhat.com>

	* dwfl_version.c (dwfl_version): Return PACKAGE_VERSION,
	not PACKAGE_STRING.

2007-01-20  Roland McGrath  <roland@redhat.com>

	* relocate.c (__libdwfl_relocate_value): Treat section_address of -1
	as omitted, not 0.
	* libdwfl.h (Dwfl_Callbacks): Update comment.
	* derelocate.c (cache_sections): Don't ignore sh_addr == 0 sections.
	* linux-kernel-modules.c (dwfl_linux_kernel_module_section_address):
	For ignored missing section, use -1 instead of 0.
	* offline.c (dwfl_offline_section_address): Expect a call for 0.

2007-01-19  Roland McGrath  <roland@redhat.com>

	* argp-std.c (parse_opt): For -e, reset DWFL->offline_next_address to
	zero so a lone -e foo.so is shown without address bias.

2007-01-10  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (report_kernel): Check asprintf return value
	directly instead of via side effect, to silence warn_unused_result.
	(dwfl_linux_kernel_report_offline): Likewise.
	(dwfl_linux_kernel_find_elf): Likewise.
	(dwfl_linux_kernel_module_section_address): Likewise.
	* find-debuginfo.c (try_open): Likewise.
	* linux-proc-maps.c (find_sysinfo_ehdr): Likewise.
	(dwfl_linux_proc_report): Likewise.

	* libdwfl.h (dwfl_begin): Require nonnull argument.

2006-12-27  Roland McGrath  <roland@redhat.com>

	* dwfl_module.c (compare_modules): Fix address comparison to avoid
	signed overflow.  Patch by Frank Ch. Eigler <fche@redhat.com>.

2006-10-30  Roland McGrath  <roland@redhat.com>

	* dwfl_module.c (dwfl_report_module): Comment typo fix.

2006-09-05  Roland McGrath  <roland@redhat.com>

	* derelocate.c (cache_sections): Use alloca instead of variable-sized
	auto array, in function already using alloca.

2006-08-14  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (try_kernel_name): If the call to
	dwfl_standard_find_debuginfo produces no results, try it again
	with NULL as DEBUGLINK_FILE to try *FNAME with .debug suffix.

	* find-debuginfo.c (DEFAULT_DEBUGINFO_PATH): Macro moved ...
	* libdwflP.h: ... to here.
	* linux-kernel-modules.c (try_kernel_name): Skip manual open if it
	repeats the first thing dwfl_standard_find_debuginfo will try.

	* linux-kernel-modules.c (MODULE_SECT_NAME_LEN): New macro.
	(dwfl_linux_kernel_module_section_address): If a /sys file is missing
	and the section name is >= MODULE_SECT_NAME_LEN, try truncating the
	section name.

2006-07-12  Ulrich Drepper  <drepper@redhat.com>

	* cu.c: Adjust for internal_function_def removal.
	* dwfl_error.c: Likewise.
	* dwfl_module.c: Likewise.
	* dwfl_module_getdwarf.c: Likewise.
	* lines.c: Likewise.
	* relocate.c: Likewise.

2006-07-11  Ulrich Drepper  <drepper@redhat.com>

	* dwfl_module.c (compare_modules): Don't return GElf_Sxword value,
	it can overflow the return value type.
	Patch by Tim Moore <timoore@redhat.com>.

2006-06-28  Roland McGrath  <roland@redhat.com>

	* libdwfl.h: Cosmetic changes.

	* dwfl_line_comp_dir.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_line_comp_dir.

	* dwfl_lineinfo.c (dwfl_lineinfo): Remove stray extern in defn.

	* dwfl_linecu.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_linecu.

	* libdwflP.h (dwfl_linecu_inline): Function renamed from dwfl_linecu.
	(dwfl_linecu): Define as macro.

	* relocate.c (__libdwfl_relocate): Use dwfl_module_getsym.

	* dwfl_module_getdwarf.c (dwfl_module_getsymtab): New function.
	(dwfl_module_addrname): Function moved ...
	* dwfl_module_addrname.c: ... here, new file.
	* dwfl_module_getsym.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add them.
	* libdwfl.h: Declare dwfl_module_getsymtab, dwfl_module_getsym.
	* libdwflP.h: Add INTDECLs.

2006-06-27  Roland McGrath  <roland@redhat.com>

	* dwfl_module.c (dwfl_report_end): Whitespace fix.

2006-06-13  Roland McGrath  <roland@redhat.com>

	* elf-from-memory.c (elf_from_remote_memory): Fix 32/64 typo.
	Use __libdwfl_seterrno for elf_memory failure.

2006-05-22  Roland McGrath  <roland@redhat.com>

	* dwfl_module_return_value_location.c
	(dwfl_module_return_value_location): Use __libdwfl_module_getebl.

2006-05-27  Ulrich Drepper  <drepper@redhat.com>

	* libdwfl.h: Add extern "C".

2006-05-22  Ulrich Drepper  <drepper@redhat.com>

	* cu.c (addrarange): Handle files without aranges information.

2006-05-16  Ulrich Drepper  <drepper@redhat.com>

	* dwfl_addrmodule.c (dwfl_addrmodule): Also return NULL of
	->modules is NULL.

2006-02-26  Roland McGrath  <roland@redhat.com>

	* dwfl_version.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_version.

	* offline.c (dwfl_report_offline): Account for dwfl_report_elf having
	aligned up from DWFL->offline_next_address when checking for overlap.

2005-12-22  Roland McGrath  <roland@redhat.com>

	* argp-std.c (parse_opt): Call dwfl_end in failure cases.

	* linux-proc-maps.c (proc_maps_report): New function, broken out of ...
	(dwfl_linux_proc_report): ... here.  Call it.
	(dwfl_linux_proc_maps_report): New function.
	* libdwfl.h: Declare it.
	* libdwflP.h: Add INTDECL.
	* argp-std.c (options, parse_opt): Grok -M/--linux-process-map.

	* dwfl_nextcu.c (dwfl_nextcu): Don't fail when dwfl_module_getdwarf
	failed with DWFL_E_NO_DWARF.

2005-11-26  Roland McGrath  <roland@redhat.com>

	* dwfl_end.c (dwfl_end): Free the DWFL itself.

2005-11-25  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getdwarf.c (__libdwfl_module_getebl): New function.
	(load_dw): Use it.
	* dwfl_module_register_names.c (dwfl_module_register_names): Likewise.
	* libdwflP.h: Declare it.

	* dwfl_module_register_names.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_module_register_names.

2005-11-21  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_module_section_address):
	Don't leak malloc'd file name.
	If a /sys/.../sections file is missing and starts with ".init",
	try the variant with "_init" too; catches PPC64 kernel braindamage.

2005-11-15  Roland McGrath  <roland@redhat.com>

	* libdwfl.h: Comment fixes.

	* dwfl_module_return_value_location.c: Add unlikely for error case.

2005-11-13  Roland McGrath  <roland@redhat.com>

	* dwfl_return_value_location.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_module_return_value_location.
	* libdwflP.h (DWFL_ERRORS): Add DWFL_E_WEIRD_TYPE.

2005-10-20  Roland McGrath  <roland@redhat.com>

	* libdwflP.h (DWFL_ERRORS): New error UNKNOWN_MACHINE.
	* relocate.c (__libdwfl_relocate): Return DWFL_E_UNKNOWN_MACHINE
	instead of DWFL_E_BADRELTYPE if ebl_get_elfmachine yields EM_NONE.

2005-10-01  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (report_kernel): Return ENOENT if we fail
	with errno 0.

2005-09-19  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_report_modules): Use
	PRIx64 instead of PRIi64, lest addresses with high bits set overflow
	the signed integer reading; they will just have to be in hexadecimal.
	(dwfl_linux_kernel_module_section_address): Likewise.

2005-08-28  Ulrich Drepper  <drepper@redhat.com>

	* Makefile.am (%.os): Use COMPILE.os.
	(COMPILE.os): Filter out gconv options.

2005-08-25  Roland McGrath  <roland@redhat.com>

	* cu.c (__libdwfl_nextcu): Return success when dwarf_nextcu hits end.
	* dwfl_nextcu.c (dwfl_nextcu): Skip modules with no dwarf info.

2005-08-24  Roland McGrath  <roland@redhat.com>

	* dwfl_lineinfo.c (dwfl_lineinfo): Add bias, don't subtract it.

	* argp-std.c [_MUDFLAP] (__libdwfl_argp_mudflap_options): New function,
	magic initializer to set -heur-stack-bound option.

2005-08-22  Roland McGrath  <roland@redhat.com>

	* dwfl_validate_address.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_validate_address.

	* derelocate.c (dwfl_module_relocate_address): Add INTDEF.
	* libdwflP.h: Add INTDECL.

	* dwfl_module_getdwarf.c (find_symtab): Use elf_getdata instead of
	elf_rawdata for symbol-related sections.

	* offline.c (dwfl_report_offline): Move offline_next_address outside
	module's range, in case it's an ET_EXEC using fixed segment locations.
	* libdwfl.h: Update comment.

	* dwfl_report_elf.c (dwfl_report_elf): Align BASE to first segment's
	required alignment.

2005-08-20  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (report_kernel): Take new argument PREDICATE,
	function to choose whether to report.
	(dwfl_linux_kernel_report_offline): Likewise.
	* libdwfl.h: Update decl.
	* argp-std.c (parse_opt): Update caller.

	* dwfl_getsrclines.c: New file.
	* dwfl_onesrcline.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add them.
	* libdwfl.h: Declare dwfl_getsrclines, dwfl_onesrcline.

	* linux-kernel-modules.c (dwfl_linux_kernel_find_elf): Don't leak
	MODULESDIR[0].  Call fts_close on failure.

	* dwfl_module_getdwarf.c (load_dw): Take dwfl_file * instead of Elf *.
	Close ET_REL file descriptors after relocation.
	(find_dw): Update caller.
	* offline.c (dwfl_report_offline): Get the file into memory and close
	the file descriptor.

	* dwfl_module_getdwarf.c (find_debuginfo): Do nothing when
	MOD->debug.elf is already set.

	* find-debuginfo.c (try_open): Use TEMP_FAILURE_RETRY.
	(dwfl_standard_find_debuginfo): Fail on errors not ENOENT or ENOTDIR.

	* argp-std.c (options, parse_opt): Grok -K/--offline-kernel, use
	dwfl_linux_kernel_report_offline with offline_callbacks.

	* linux-kernel-modules.c (report_kernel): New function, broken out of
	...
	(dwfl_linux_kernel_report_kernel): ... here.  Use it.
	(dwfl_linux_kernel_report_offline): New function.
	* libdwfl.h: Declare it.
	* libdwflP.h: Add INTDECL.

2005-08-19  Roland McGrath  <roland@redhat.com>

	Use standard debuginfo search path to look for vmlinux.
	* find-debuginfo.c (dwfl_standard_find_debuginfo): Don't check CRC if
	passed zero.
	* linux-kernel-modules.c (try_kernel_name): New function, broken out
	of ...
	(dwfl_linux_kernel_report_kernel): ... here.  Use it.

	* argp-std.c (offline_callbacks): New variable.
	(parse_opt): Use it for -e.  Allow multiple -e options.

	* offline.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.
	* libdwfl.h: Declare dwfl_offline_section_address, dwfl_report_offline.
	* libdwflP.h: Add INTDECLs.
	(OFFLINE_REDZONE): New macro.
	(struct Dwfl): New member `offline_next_address'.
	* dwfl_begin.c (dwfl_begin): Initialize it.
	* dwfl_module.c (dwfl_report_begin): Likewise.

	* dwfl_report_elf.c (dwfl_report_elf): Accept all types.  When ET_REL,
	do a nominal absolute section layout starting at BASE.
	* libdwfl.h: Update comment.

2005-08-18  Roland McGrath  <roland@redhat.com>

	* dwfl_module_getsrc_file.c (dwfl_module_getsrc_file): Do
	dwfl_module_getdwarf if necessary.

	* dwfl_report_elf.c (dwfl_report_elf): Permit ET_REL with BASE==0.
	* libdwfl.h: Update comment.

	* derelocate.c: New file.
	* Makefile.am (libdwfl_a_SOURCES): Add it.

	* libdwflP.h (struct Dwfl_Module): isrel -> e_type.
	* dwfl_report_elf.c (dwfl_report_elf): Initialize it.
	* dwfl_module_getdwarf.c (open_elf): Update initialization.
	(load_dw, dwfl_module_addrname): Update uses.
	* relocate.c (__libdwfl_relocate): Likewise.

2005-08-04  Roland McGrath  <roland@redhat.com>

	* libdwfl.h (Dwfl_Callbacks.section_address): Take additional
	arguments SHNDX, SHDR.
	(dwfl_linux_kernel_module_section_address): Update prototype.
	* relocate.c (__libdwfl_relocate_value): Update caller.
	* linux-kernel-modules.c (dwfl_linux_kernel_module_section_address):
	Take the new arguments.

2005-08-10  Roland McGrath  <roland@redhat.com>

	* relocate.c (__libdwfl_relocate): Take argument DEBUGFILE,
	use it instead of MOD->debug.file.
	* libdwflP.h: Update decl.
	* dwfl_module_getdwarf.c (load_dw): Update caller.
	Fixes bug #165598.

2005-08-09  Roland McGrath  <roland@redhat.com>

	* libdwflP.h: Include ../libdw/libdwP.h for its INTDECLs.
	* cu.c: Use INTUSE on dwarf_* calls.
	* dwfl_error.c: Likewise.
	* dwfl_module.c: Likewise.
	* dwfl_module_getdwarf.c: Likewise.
	* dwfl_module_getsrc_file.c: Likewise.
	* lines.c: Likewise.

2005-08-07  Roland McGrath  <roland@redhat.com>

	* linux-kernel-modules.c (dwfl_linux_kernel_find_elf): When module
	names contain '_' or '-', look for files named either "foo-bar.ko"
	or "foo_bar.ko".

2005-07-29  Roland McGrath  <roland@redhat.com>

	* loc2c.c: File removed.
	* loc2c.h: File removed.
	* loc2c-runtime.h: File removed.
	* test2.c: File removed.
	* Makefile.am (EXTRA_DIST): Variable removed.
	(noinst_HEADERS): Remove loc2c.h from here.

2005-07-28  Ulrich Drepper  <drepper@redhat.com>

	* libdwfl.h: Add a few missing extern for function prototypes.

	* libdwfl_crc32.c: New file.
	* libdwfl_crc32_file.c: New file.
	* libdwflP.h: Declare the new functions.
	* Makefile.am (libdwfl_a_SOURCES): Add libdwfl_crc32.c and
	libdwfl_crc32_file.c.
	* libdwfl/find-debuginfo.c (check_crc): Use __libdwfl_crc32_file
	instead of crc32_file.

2005-07-28  Roland McGrath  <roland@redhat.com>

	* ptest.c: Moved to ../tests/dwflmodtest.c.

	* Makefile.am (noinst_PROGRAMS): Variable removed.
	(libdwfl_so_SOURCES, libdwfl_LIBS, libdwfl_so_LDADD): Likewise.
	(EXTRA_DIST, ptest_LDADD, test2_LDADD): Likewise.
	(libdwfl): Don't use libdwfl.so any more.
	(libdwfl.so, install, uninstall): Targets removed.
	(test2_SOURCES): Define EXTRA_DIST instead of this.
	* libdwfl.map: File removed.

	* libdwfl.h: Use "" for libdw.h #include.

2005-07-27  Roland McGrath  <roland@redhat.com>

	* libdwfl.map: Add dwfl_getmodules.

2005-07-23  Ulrich Drepper  <drepper@redhat.com>

	* Makefile.am: Fix rules to allow building with mudflap.

2005-07-21  Roland McGrath  <roland@redhat.com>

	* Makefile.am (noinst_HEADERS): Add loc2c.c.

	* test2.c (main): Check sscanf result to quiet warning.

2005-07-20  Roland McGrath  <roland@redhat.com>

	* libdwfl-branch merged, creating this direcotry.