aboutsummaryrefslogtreecommitdiff
path: root/ld/lexsup.c
blob: 95c7e599b9fcbe4e54d563375395278d560be6ea (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
/* Parse options for the GNU linker.
   Copyright (C) 1991-2017 Free Software Foundation, Inc.

   This file is part of the GNU Binutils.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.

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

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
   MA 02110-1301, USA.  */

#include "sysdep.h"
#include "bfd.h"
#include "bfdver.h"
#include "libiberty.h"
#include <stdio.h>
#include <string.h>
#include "safe-ctype.h"
#include "getopt.h"
#include "bfdlink.h"
#include "ld.h"
#include "ldmain.h"
#include "ldmisc.h"
#include "ldexp.h"
#include "ldlang.h"
#include <ldgram.h>
#include "ldlex.h"
#include "ldfile.h"
#include "ldver.h"
#include "ldemul.h"
#include "demangle.h"
#ifdef ENABLE_PLUGINS
#include "plugin.h"
#endif /* ENABLE_PLUGINS */

#ifndef PATH_SEPARATOR
#if defined (__MSDOS__) || (defined (_WIN32) && ! defined (__CYGWIN32__))
#define PATH_SEPARATOR ';'
#else
#define PATH_SEPARATOR ':'
#endif
#endif

/* Somewhere above, sys/stat.h got included . . . .  */
#if !defined(S_ISDIR) && defined(S_IFDIR)
#define	S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif

static void set_default_dirlist (char *);
static void set_section_start (char *, char *);
static void set_segment_start (const char *, char *);
static void help (void);

/* The long options.  This structure is used for both the option
   parsing and the help text.  */

enum control_enum {
  /* Use one dash before long option name.  */
  ONE_DASH = 1,
  /* Use two dashes before long option name.  */
  TWO_DASHES = 2,
  /* Only accept two dashes before the long option name.
     This is an overloading of the use of this enum, since originally it
     was only intended to tell the --help display function how to display
     the long option name.  This feature was added in order to resolve
     the confusion about the -omagic command line switch.  Is it setting
     the output file name to "magic" or is it setting the NMAGIC flag on
     the output ?  It has been decided that it is setting the output file
     name, and that if you want to set the NMAGIC flag you should use -N
     or --omagic.  */
  EXACTLY_TWO_DASHES,
  /* Don't mention this option in --help output.  */
  NO_HELP
};

struct ld_option
{
  /* The long option information.  */
  struct option opt;
  /* The short option with the same meaning ('\0' if none).  */
  char shortopt;
  /* The name of the argument (NULL if none).  */
  const char *arg;
  /* The documentation string.  If this is NULL, this is a synonym for
     the previous option.  */
  const char *doc;
  enum control_enum control;
};

static const struct ld_option ld_options[] =
{
  { {NULL, required_argument, NULL, '\0'},
    'a', N_("KEYWORD"), N_("Shared library control for HP/UX compatibility"),
    ONE_DASH },
  { {"architecture", required_argument, NULL, 'A'},
    'A', N_("ARCH"), N_("Set architecture") , TWO_DASHES },
  { {"format", required_argument, NULL, 'b'},
    'b', N_("TARGET"), N_("Specify target for following input files"),
    TWO_DASHES },
  { {"mri-script", required_argument, NULL, 'c'},
    'c', N_("FILE"), N_("Read MRI format linker script"), TWO_DASHES },
  { {"dc", no_argument, NULL, 'd'},
    'd', NULL, N_("Force common symbols to be defined"), ONE_DASH },
  { {"dp", no_argument, NULL, 'd'},
    '\0', NULL, NULL, ONE_DASH },
  { {"force-group-allocation", no_argument, NULL,
     OPTION_FORCE_GROUP_ALLOCATION},
    '\0', NULL, N_("Force group members out of groups"), TWO_DASHES },
  { {"entry", required_argument, NULL, 'e'},
    'e', N_("ADDRESS"), N_("Set start address"), TWO_DASHES },
  { {"export-dynamic", no_argument, NULL, OPTION_EXPORT_DYNAMIC},
    'E', NULL, N_("Export all dynamic symbols"), TWO_DASHES },
  { {"no-export-dynamic", no_argument, NULL, OPTION_NO_EXPORT_DYNAMIC},
    '\0', NULL, N_("Undo the effect of --export-dynamic"), TWO_DASHES },
  { {"EB", no_argument, NULL, OPTION_EB},
    '\0', NULL, N_("Link big-endian objects"), ONE_DASH },
  { {"EL", no_argument, NULL, OPTION_EL},
    '\0', NULL, N_("Link little-endian objects"), ONE_DASH },
  { {"auxiliary", required_argument, NULL, 'f'},
    'f', N_("SHLIB"), N_("Auxiliary filter for shared object symbol table"),
    TWO_DASHES },
  { {"filter", required_argument, NULL, 'F'},
    'F', N_("SHLIB"), N_("Filter for shared object symbol table"),
    TWO_DASHES },
  { {NULL, no_argument, NULL, '\0'},
    'g', NULL, N_("Ignored"), ONE_DASH },
  { {"gpsize", required_argument, NULL, 'G'},
    'G', N_("SIZE"), N_("Small data size (if no size, same as --shared)"),
    TWO_DASHES },
  { {"soname", required_argument, NULL, OPTION_SONAME},
    'h', N_("FILENAME"), N_("Set internal name of shared library"), ONE_DASH },
  { {"dynamic-linker", required_argument, NULL, OPTION_DYNAMIC_LINKER},
    'I', N_("PROGRAM"), N_("Set PROGRAM as the dynamic linker to use"),
    TWO_DASHES },
  { {"no-dynamic-linker", no_argument, NULL, OPTION_NO_DYNAMIC_LINKER},
    '\0', NULL, N_("Produce an executable with no program interpreter header"),
    TWO_DASHES },
  { {"library", required_argument, NULL, 'l'},
    'l', N_("LIBNAME"), N_("Search for library LIBNAME"), TWO_DASHES },
  { {"library-path", required_argument, NULL, 'L'},
    'L', N_("DIRECTORY"), N_("Add DIRECTORY to library search path"),
    TWO_DASHES },
  { {"sysroot=<DIRECTORY>", required_argument, NULL, OPTION_SYSROOT},
    '\0', NULL, N_("Override the default sysroot location"), TWO_DASHES },
  { {NULL, required_argument, NULL, '\0'},
    'm', N_("EMULATION"), N_("Set emulation"), ONE_DASH },
  { {"print-map", no_argument, NULL, 'M'},
    'M', NULL, N_("Print map file on standard output"), TWO_DASHES },
  { {"nmagic", no_argument, NULL, 'n'},
    'n', NULL, N_("Do not page align data"), TWO_DASHES },
  { {"omagic", no_argument, NULL, 'N'},
    'N', NULL, N_("Do not page align data, do not make text readonly"),
    EXACTLY_TWO_DASHES },
  { {"no-omagic", no_argument, NULL, OPTION_NO_OMAGIC},
    '\0', NULL, N_("Page align data, make text readonly"),
    EXACTLY_TWO_DASHES },
  { {"output", required_argument, NULL, 'o'},
    'o', N_("FILE"), N_("Set output file name"), EXACTLY_TWO_DASHES },
  { {NULL, required_argument, NULL, '\0'},
    'O', NULL, N_("Optimize output file"), ONE_DASH },
  { {"out-implib", required_argument, NULL, OPTION_OUT_IMPLIB},
    '\0', N_("FILE"), N_("Generate import library"), TWO_DASHES },
#ifdef ENABLE_PLUGINS
  { {"plugin", required_argument, NULL, OPTION_PLUGIN},
    '\0', N_("PLUGIN"), N_("Load named plugin"), ONE_DASH },
  { {"plugin-opt", required_argument, NULL, OPTION_PLUGIN_OPT},
    '\0', N_("ARG"), N_("Send arg to last-loaded plugin"), ONE_DASH },
  { {"flto", optional_argument, NULL, OPTION_IGNORE},
    '\0', NULL, N_("Ignored for GCC LTO option compatibility"),
    ONE_DASH },
  { {"flto-partition=", required_argument, NULL, OPTION_IGNORE},
    '\0', NULL, N_("Ignored for GCC LTO option compatibility"),
    ONE_DASH },
#endif /* ENABLE_PLUGINS */
  { {"fuse-ld=", required_argument, NULL, OPTION_IGNORE},
    '\0', NULL, N_("Ignored for GCC linker option compatibility"),
    ONE_DASH },
  { {"map-whole-files", optional_argument, NULL, OPTION_IGNORE},
    '\0', NULL, N_("Ignored for gold option compatibility"),
    TWO_DASHES },
  { {"no-map-whole-files", optional_argument, NULL, OPTION_IGNORE},
    '\0', NULL, N_("Ignored for gold option compatibility"),
    TWO_DASHES },
  { {"Qy", no_argument, NULL, OPTION_IGNORE},
    '\0', NULL, N_("Ignored for SVR4 compatibility"), ONE_DASH },
  { {"emit-relocs", no_argument, NULL, 'q'},
    'q', NULL, "Generate relocations in final output", TWO_DASHES },
  { {"relocatable", no_argument, NULL, 'r'},
    'r', NULL, N_("Generate relocatable output"), TWO_DASHES },
  { {NULL, no_argument, NULL, '\0'},
    'i', NULL, NULL, ONE_DASH },
  { {"just-symbols", required_argument, NULL, 'R'},
    'R', N_("FILE"), N_("Just link symbols (if directory, same as --rpath)"),
    TWO_DASHES },
  { {"strip-all", no_argument, NULL, 's'},
    's', NULL, N_("Strip all symbols"), TWO_DASHES },
  { {"strip-debug", no_argument, NULL, 'S'},
    'S', NULL, N_("Strip debugging symbols"), TWO_DASHES },
  { {"strip-discarded", no_argument, NULL, OPTION_STRIP_DISCARDED},
    '\0', NULL, N_("Strip symbols in discarded sections"), TWO_DASHES },
  { {"no-strip-discarded", no_argument, NULL, OPTION_NO_STRIP_DISCARDED},
    '\0', NULL, N_("Do not strip symbols in discarded sections"), TWO_DASHES },
  { {"trace", no_argument, NULL, 't'},
    't', NULL, N_("Trace file opens"), TWO_DASHES },
  { {"script", required_argument, NULL, 'T'},
    'T', N_("FILE"), N_("Read linker script"), TWO_DASHES },
  { {"default-script", required_argument, NULL, OPTION_DEFAULT_SCRIPT},
    '\0', N_("FILE"), N_("Read default linker script"), TWO_DASHES },
  { {"dT", required_argument, NULL, OPTION_DEFAULT_SCRIPT},
    '\0', NULL, NULL, ONE_DASH },
  { {"undefined", required_argument, NULL, 'u'},
    'u', N_("SYMBOL"), N_("Start with undefined reference to SYMBOL"),
    TWO_DASHES },
  { {"require-defined", required_argument, NULL, OPTION_REQUIRE_DEFINED_SYMBOL},
    '\0', N_("SYMBOL"), N_("Require SYMBOL be defined in the final output"),
    TWO_DASHES },
  { {"unique", optional_argument, NULL, OPTION_UNIQUE},
    '\0', N_("[=SECTION]"),
    N_("Don't merge input [SECTION | orphan] sections"), TWO_DASHES },
  { {"Ur", no_argument, NULL, OPTION_UR},
    '\0', NULL, N_("Build global constructor/destructor tables"), ONE_DASH },
  { {"version", no_argument, NULL, OPTION_VERSION},
    'v', NULL, N_("Print version information"), TWO_DASHES },
  { {NULL, no_argument, NULL, '\0'},
    'V', NULL, N_("Print version and emulation information"), ONE_DASH },
  { {"discard-all", no_argument, NULL, 'x'},
    'x', NULL, N_("Discard all local symbols"), TWO_DASHES },
  { {"discard-locals", no_argument, NULL, 'X'},
    'X', NULL, N_("Discard temporary local symbols (default)"), TWO_DASHES },
  { {"discard-none", no_argument, NULL, OPTION_DISCARD_NONE},
    '\0', NULL, N_("Don't discard any local symbols"), TWO_DASHES },
  { {"trace-symbol", required_argument, NULL, 'y'},
    'y', N_("SYMBOL"), N_("Trace mentions of SYMBOL"), TWO_DASHES },
  { {NULL, required_argument, NULL, '\0'},
    'Y', N_("PATH"), N_("Default search path for Solaris compatibility"),
    ONE_DASH },
  { {"start-group", no_argument, NULL, '('},
    '(', NULL, N_("Start a group"), TWO_DASHES },
  { {"end-group", no_argument, NULL, ')'},
    ')', NULL, N_("End a group"), TWO_DASHES },
  { {"accept-unknown-input-arch", no_argument, NULL,
     OPTION_ACCEPT_UNKNOWN_INPUT_ARCH},
    '\0', NULL,
    N_("Accept input files whose architecture cannot be determined"),
    TWO_DASHES },
  { {"no-accept-unknown-input-arch", no_argument, NULL,
     OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH},
    '\0', NULL, N_("Reject input files whose architecture is unknown"),
    TWO_DASHES },

  /* The next two options are deprecated because of their similarity to
     --as-needed and --no-as-needed.  They have been replaced by
     --copy-dt-needed-entries and --no-copy-dt-needed-entries.  */
  { {"add-needed", no_argument, NULL, OPTION_ADD_DT_NEEDED_FOR_DYNAMIC},
    '\0', NULL, NULL, NO_HELP },
  { {"no-add-needed", no_argument, NULL, OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC},
    '\0', NULL, NULL, NO_HELP },

  { {"as-needed", no_argument, NULL, OPTION_ADD_DT_NEEDED_FOR_REGULAR},
    '\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"),
    TWO_DASHES },
  { {"no-as-needed", no_argument, NULL, OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR},
    '\0', NULL, N_("Always set DT_NEEDED for dynamic libraries mentioned on\n"
		   "                                the command line"),
    TWO_DASHES },
  { {"assert", required_argument, NULL, OPTION_ASSERT},
    '\0', N_("KEYWORD"), N_("Ignored for SunOS compatibility"), ONE_DASH },
  { {"Bdynamic", no_argument, NULL, OPTION_CALL_SHARED},
    '\0', NULL, N_("Link against shared libraries"), ONE_DASH },
  { {"dy", no_argument, NULL, OPTION_CALL_SHARED},
    '\0', NULL, NULL, ONE_DASH },
  { {"call_shared", no_argument, NULL, OPTION_CALL_SHARED},
    '\0', NULL, NULL, ONE_DASH },
  { {"Bstatic", no_argument, NULL, OPTION_NON_SHARED},
    '\0', NULL, N_("Do not link against shared libraries"), ONE_DASH },
  { {"dn", no_argument, NULL, OPTION_NON_SHARED},
    '\0', NULL, NULL, ONE_DASH },
  { {"non_shared", no_argument, NULL, OPTION_NON_SHARED},
    '\0', NULL, NULL, ONE_DASH },
  { {"static", no_argument, NULL, OPTION_NON_SHARED},
    '\0', NULL, NULL, ONE_DASH },
  { {"Bsymbolic", no_argument, NULL, OPTION_SYMBOLIC},
    '\0', NULL, N_("Bind global references locally"), ONE_DASH },
  { {"Bsymbolic-functions", no_argument, NULL, OPTION_SYMBOLIC_FUNCTIONS},
    '\0', NULL, N_("Bind global function references locally"), ONE_DASH },
  { {"check-sections", no_argument, NULL, OPTION_CHECK_SECTIONS},
    '\0', NULL, N_("Check section addresses for overlaps (default)"),
    TWO_DASHES },
  { {"no-check-sections", no_argument, NULL, OPTION_NO_CHECK_SECTIONS},
    '\0', NULL, N_("Do not check section addresses for overlaps"),
    TWO_DASHES },
  { {"copy-dt-needed-entries", no_argument, NULL,
     OPTION_ADD_DT_NEEDED_FOR_DYNAMIC},
    '\0', NULL, N_("Copy DT_NEEDED links mentioned inside DSOs that follow"),
    TWO_DASHES },
  { {"no-copy-dt-needed-entries", no_argument, NULL,
     OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC},
    '\0', NULL, N_("Do not copy DT_NEEDED links mentioned inside DSOs that follow"),
    TWO_DASHES },

  { {"cref", no_argument, NULL, OPTION_CREF},
    '\0', NULL, N_("Output cross reference table"), TWO_DASHES },
  { {"defsym", required_argument, NULL, OPTION_DEFSYM},
    '\0', N_("SYMBOL=EXPRESSION"), N_("Define a symbol"), TWO_DASHES },
  { {"demangle", optional_argument, NULL, OPTION_DEMANGLE},
    '\0', N_("[=STYLE]"), N_("Demangle symbol names [using STYLE]"),
    TWO_DASHES },
  { {"embedded-relocs", no_argument, NULL, OPTION_EMBEDDED_RELOCS},
    '\0', NULL, N_("Generate embedded relocs"), TWO_DASHES},
  { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL},
    '\0', NULL, N_("Treat warnings as errors"),
    TWO_DASHES },
  { {"no-fatal-warnings", no_argument, NULL, OPTION_NO_WARN_FATAL},
    '\0', NULL, N_("Do not treat warnings as errors (default)"),
    TWO_DASHES },
  { {"fini", required_argument, NULL, OPTION_FINI},
    '\0', N_("SYMBOL"), N_("Call SYMBOL at unload-time"), ONE_DASH },
  { {"force-exe-suffix", no_argument, NULL, OPTION_FORCE_EXE_SUFFIX},
    '\0', NULL, N_("Force generation of file with .exe suffix"), TWO_DASHES},
  { {"gc-sections", no_argument, NULL, OPTION_GC_SECTIONS},
    '\0', NULL, N_("Remove unused sections (on some targets)"),
    TWO_DASHES },
  { {"no-gc-sections", no_argument, NULL, OPTION_NO_GC_SECTIONS},
    '\0', NULL, N_("Don't remove unused sections (default)"),
    TWO_DASHES },
  { {"print-gc-sections", no_argument, NULL, OPTION_PRINT_GC_SECTIONS},
    '\0', NULL, N_("List removed unused sections on stderr"),
    TWO_DASHES },
  { {"no-print-gc-sections", no_argument, NULL, OPTION_NO_PRINT_GC_SECTIONS},
    '\0', NULL, N_("Do not list removed unused sections"),
    TWO_DASHES },
  { {"gc-keep-exported", no_argument, NULL, OPTION_GC_KEEP_EXPORTED},
    '\0', NULL, N_("Keep exported symbols when removing unused sections"),
    TWO_DASHES },
  { {"hash-size=<NUMBER>", required_argument, NULL, OPTION_HASH_SIZE},
    '\0', NULL, N_("Set default hash table size close to <NUMBER>"),
    TWO_DASHES },
  { {"help", no_argument, NULL, OPTION_HELP},
    '\0', NULL, N_("Print option help"), TWO_DASHES },
  { {"init", required_argument, NULL, OPTION_INIT},
    '\0', N_("SYMBOL"), N_("Call SYMBOL at load-time"), ONE_DASH },
  { {"Map", required_argument, NULL, OPTION_MAP},
    '\0', N_("FILE"), N_("Write a map file"), ONE_DASH },
  { {"no-define-common", no_argument, NULL, OPTION_NO_DEFINE_COMMON},
    '\0', NULL, N_("Do not define Common storage"), TWO_DASHES },
  { {"no-demangle", no_argument, NULL, OPTION_NO_DEMANGLE },
    '\0', NULL, N_("Do not demangle symbol names"), TWO_DASHES },
  { {"no-keep-memory", no_argument, NULL, OPTION_NO_KEEP_MEMORY},
    '\0', NULL, N_("Use less memory and more disk I/O"), TWO_DASHES },
  { {"no-undefined", no_argument, NULL, OPTION_NO_UNDEFINED},
    '\0', NULL, N_("Do not allow unresolved references in object files"),
    TWO_DASHES },
  { {"allow-shlib-undefined", no_argument, NULL, OPTION_ALLOW_SHLIB_UNDEFINED},
    '\0', NULL, N_("Allow unresolved references in shared libraries"),
    TWO_DASHES },
  { {"no-allow-shlib-undefined", no_argument, NULL,
     OPTION_NO_ALLOW_SHLIB_UNDEFINED},
    '\0', NULL, N_("Do not allow unresolved references in shared libs"),
    TWO_DASHES },
  { {"allow-multiple-definition", no_argument, NULL,
     OPTION_ALLOW_MULTIPLE_DEFINITION},
    '\0', NULL, N_("Allow multiple definitions"), TWO_DASHES },
  { {"no-undefined-version", no_argument, NULL, OPTION_NO_UNDEFINED_VERSION},
    '\0', NULL, N_("Disallow undefined version"), TWO_DASHES },
  { {"default-symver", no_argument, NULL, OPTION_DEFAULT_SYMVER},
    '\0', NULL, N_("Create default symbol version"), TWO_DASHES },
  { {"default-imported-symver", no_argument, NULL,
      OPTION_DEFAULT_IMPORTED_SYMVER},
    '\0', NULL, N_("Create default symbol version for imported symbols"),
    TWO_DASHES },
  { {"no-warn-mismatch", no_argument, NULL, OPTION_NO_WARN_MISMATCH},
    '\0', NULL, N_("Don't warn about mismatched input files"), TWO_DASHES},
  { {"no-warn-search-mismatch", no_argument, NULL,
     OPTION_NO_WARN_SEARCH_MISMATCH},
    '\0', NULL, N_("Don't warn on finding an incompatible library"),
    TWO_DASHES},
  { {"no-whole-archive", no_argument, NULL, OPTION_NO_WHOLE_ARCHIVE},
    '\0', NULL, N_("Turn off --whole-archive"), TWO_DASHES },
  { {"noinhibit-exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC},
    '\0', NULL, N_("Create an output file even if errors occur"),
    TWO_DASHES },
  { {"noinhibit_exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC},
    '\0', NULL, NULL, NO_HELP },
  { {"nostdlib", no_argument, NULL, OPTION_NOSTDLIB},
    '\0', NULL, N_("Only use library directories specified on\n"
		   "                                the command line"),
    ONE_DASH },
  { {"oformat", required_argument, NULL, OPTION_OFORMAT},
    '\0', N_("TARGET"), N_("Specify target of output file"),
    EXACTLY_TWO_DASHES },
  { {"print-output-format", no_argument, NULL, OPTION_PRINT_OUTPUT_FORMAT},
    '\0', NULL, N_("Print default output format"), TWO_DASHES },
  { {"print-sysroot", no_argument, NULL, OPTION_PRINT_SYSROOT},
    '\0', NULL, N_("Print current sysroot"), TWO_DASHES },
  { {"qmagic", no_argument, NULL, OPTION_IGNORE},
    '\0', NULL, N_("Ignored for Linux compatibility"), ONE_DASH },
  { {"reduce-memory-overheads", no_argument, NULL,
     OPTION_REDUCE_MEMORY_OVERHEADS},
    '\0', NULL, N_("Reduce memory overheads, possibly taking much longer"),
    TWO_DASHES },
  { {"relax", no_argument, NULL, OPTION_RELAX},
    '\0', NULL, N_("Reduce code size by using target specific optimizations"), TWO_DASHES },
  { {"no-relax", no_argument, NULL, OPTION_NO_RELAX},
    '\0', NULL, N_("Do not use relaxation techniques to reduce code size"), TWO_DASHES },
  { {"retain-symbols-file", required_argument, NULL,
     OPTION_RETAIN_SYMBOLS_FILE},
    '\0', N_("FILE"), N_("Keep only symbols listed in FILE"), TWO_DASHES },
  { {"rpath", required_argument, NULL, OPTION_RPATH},
    '\0', N_("PATH"), N_("Set runtime shared library search path"), ONE_DASH },
  { {"rpath-link", required_argument, NULL, OPTION_RPATH_LINK},
    '\0', N_("PATH"), N_("Set link time shared library search path"),
    ONE_DASH },
  { {"shared", no_argument, NULL, OPTION_SHARED},
    '\0', NULL, N_("Create a shared library"), ONE_DASH },
  { {"Bshareable", no_argument, NULL, OPTION_SHARED }, /* FreeBSD.  */
    '\0', NULL, NULL, ONE_DASH },
  { {"pie", no_argument, NULL, OPTION_PIE},
    '\0', NULL, N_("Create a position independent executable"), ONE_DASH },
  { {"pic-executable", no_argument, NULL, OPTION_PIE},
    '\0', NULL, NULL, TWO_DASHES },
  { {"sort-common", optional_argument, NULL, OPTION_SORT_COMMON},
    '\0', N_("[=ascending|descending]"),
    N_("Sort common symbols by alignment [in specified order]"),
    TWO_DASHES },
  { {"sort_common", no_argument, NULL, OPTION_SORT_COMMON},
    '\0', NULL, NULL, NO_HELP },
  { {"sort-section", required_argument, NULL, OPTION_SORT_SECTION},
    '\0', N_("name|alignment"),
    N_("Sort sections by name or maximum alignment"), TWO_DASHES },
  { {"spare-dynamic-tags", required_argument, NULL, OPTION_SPARE_DYNAMIC_TAGS},
    '\0', N_("COUNT"), N_("How many tags to reserve in .dynamic section"),
    TWO_DASHES },
  { {"split-by-file", optional_argument, NULL, OPTION_SPLIT_BY_FILE},
    '\0', N_("[=SIZE]"), N_("Split output sections every SIZE octets"),
    TWO_DASHES },
  { {"split-by-reloc", optional_argument, NULL, OPTION_SPLIT_BY_RELOC},
    '\0', N_("[=COUNT]"), N_("Split output sections every COUNT relocs"),
    TWO_DASHES },
  { {"stats", no_argument, NULL, OPTION_STATS},
    '\0', NULL, N_("Print memory usage statistics"), TWO_DASHES },
  { {"target-help", no_argument, NULL, OPTION_TARGET_HELP},
    '\0', NULL, N_("Display target specific options"), TWO_DASHES },
  { {"task-link", required_argument, NULL, OPTION_TASK_LINK},
    '\0', N_("SYMBOL"), N_("Do task level linking"), TWO_DASHES },
  { {"traditional-format", no_argument, NULL, OPTION_TRADITIONAL_FORMAT},
    '\0', NULL, N_("Use same format as native linker"), TWO_DASHES },
  { {"section-start", required_argument, NULL, OPTION_SECTION_START},
    '\0', N_("SECTION=ADDRESS"), N_("Set address of named section"),
    TWO_DASHES },
  { {"Tbss", required_argument, NULL, OPTION_TBSS},
    '\0', N_("ADDRESS"), N_("Set address of .bss section"), ONE_DASH },
  { {"Tdata", required_argument, NULL, OPTION_TDATA},
    '\0', N_("ADDRESS"), N_("Set address of .data section"), ONE_DASH },
  { {"Ttext", required_argument, NULL, OPTION_TTEXT},
    '\0', N_("ADDRESS"), N_("Set address of .text section"), ONE_DASH },
  { {"Ttext-segment", required_argument, NULL, OPTION_TTEXT_SEGMENT},
    '\0', N_("ADDRESS"), N_("Set address of text segment"), ONE_DASH },
  { {"Trodata-segment", required_argument, NULL, OPTION_TRODATA_SEGMENT},
    '\0', N_("ADDRESS"), N_("Set address of rodata segment"), ONE_DASH },
  { {"Tldata-segment", required_argument, NULL, OPTION_TLDATA_SEGMENT},
    '\0', N_("ADDRESS"), N_("Set address of ldata segment"), ONE_DASH },
  { {"unresolved-symbols=<method>", required_argument, NULL,
     OPTION_UNRESOLVED_SYMBOLS},
    '\0', NULL, N_("How to handle unresolved symbols.  <method> is:\n"
		   "                                ignore-all, report-all, ignore-in-object-files,\n"
		   "                                ignore-in-shared-libs"),
    TWO_DASHES },
  { {"verbose", optional_argument, NULL, OPTION_VERBOSE},
    '\0', N_("[=NUMBER]"),
    N_("Output lots of information during link"), TWO_DASHES },
  { {"dll-verbose", no_argument, NULL, OPTION_VERBOSE}, /* Linux.  */
    '\0', NULL, NULL, NO_HELP },
  { {"version-script", required_argument, NULL, OPTION_VERSION_SCRIPT },
    '\0', N_("FILE"), N_("Read version information script"), TWO_DASHES },
  { {"version-exports-section", required_argument, NULL,
     OPTION_VERSION_EXPORTS_SECTION },
    '\0', N_("SYMBOL"), N_("Take export symbols list from .exports, using\n"
			   "                                SYMBOL as the version."),
    TWO_DASHES },
  { {"dynamic-list-data", no_argument, NULL, OPTION_DYNAMIC_LIST_DATA},
    '\0', NULL, N_("Add data symbols to dynamic list"), TWO_DASHES },
  { {"dynamic-list-cpp-new", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_NEW},
    '\0', NULL, N_("Use C++ operator new/delete dynamic list"), TWO_DASHES },
  { {"dynamic-list-cpp-typeinfo", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_TYPEINFO},
    '\0', NULL, N_("Use C++ typeinfo dynamic list"), TWO_DASHES },
  { {"dynamic-list", required_argument, NULL, OPTION_DYNAMIC_LIST},
    '\0', N_("FILE"), N_("Read dynamic list"), TWO_DASHES },
  { {"warn-common", no_argument, NULL, OPTION_WARN_COMMON},
    '\0', NULL, N_("Warn about duplicate common symbols"), TWO_DASHES },
  { {"warn-constructors", no_argument, NULL, OPTION_WARN_CONSTRUCTORS},
    '\0', NULL, N_("Warn if global constructors/destructors are seen"),
    TWO_DASHES },
  { {"warn-multiple-gp", no_argument, NULL, OPTION_WARN_MULTIPLE_GP},
    '\0', NULL, N_("Warn if the multiple GP values are used"), TWO_DASHES },
  { {"warn-once", no_argument, NULL, OPTION_WARN_ONCE},
    '\0', NULL, N_("Warn only once per undefined symbol"), TWO_DASHES },
  { {"warn-section-align", no_argument, NULL, OPTION_WARN_SECTION_ALIGN},
    '\0', NULL, N_("Warn if start of section changes due to alignment"),
    TWO_DASHES },
  { {"warn-shared-textrel", no_argument, NULL, OPTION_WARN_SHARED_TEXTREL},
    '\0', NULL, N_("Warn if shared object has DT_TEXTREL"),
    TWO_DASHES },
  { {"warn-alternate-em", no_argument, NULL, OPTION_WARN_ALTERNATE_EM},
    '\0', NULL, N_("Warn if an object has alternate ELF machine code"),
    TWO_DASHES },
  { {"warn-unresolved-symbols", no_argument, NULL,
     OPTION_WARN_UNRESOLVED_SYMBOLS},
    '\0', NULL, N_("Report unresolved symbols as warnings"), TWO_DASHES },
  { {"error-unresolved-symbols", no_argument, NULL,
     OPTION_ERROR_UNRESOLVED_SYMBOLS},
    '\0', NULL, N_("Report unresolved symbols as errors"), TWO_DASHES },
  { {"whole-archive", no_argument, NULL, OPTION_WHOLE_ARCHIVE},
    '\0', NULL, N_("Include all objects from following archives"),
    TWO_DASHES },
  { {"wrap", required_argument, NULL, OPTION_WRAP},
    '\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), TWO_DASHES },
  { {"ignore-unresolved-symbol", required_argument, NULL,
    OPTION_IGNORE_UNRESOLVED_SYMBOL},
    '\0', N_("SYMBOL"),
    N_("Unresolved SYMBOL will not cause an error or warning"), TWO_DASHES },
  { {"push-state", no_argument, NULL, OPTION_PUSH_STATE},
    '\0', NULL, N_("Push state of flags governing input file handling"),
    TWO_DASHES },
  { {"pop-state", no_argument, NULL, OPTION_POP_STATE},
    '\0', NULL, N_("Pop state of flags governing input file handling"),
    TWO_DASHES },
  { {"print-memory-usage", no_argument, NULL, OPTION_PRINT_MEMORY_USAGE},
    '\0', NULL, N_("Report target memory usage"), TWO_DASHES },
  { {"orphan-handling", required_argument, NULL, OPTION_ORPHAN_HANDLING},
    '\0', N_("=MODE"), N_("Control how orphan sections are handled."),
    TWO_DASHES },
};

#define OPTION_COUNT ARRAY_SIZE (ld_options)

void
parse_args (unsigned argc, char **argv)
{
  unsigned i;
  int is, il, irl;
  int ingroup = 0;
  char *default_dirlist = NULL;
  char *shortopts;
  struct option *longopts;
  struct option *really_longopts;
  int last_optind;
  enum report_method how_to_report_unresolved_symbols = RM_GENERATE_ERROR;

  shortopts = (char *) xmalloc (OPTION_COUNT * 3 + 2);
  longopts = (struct option *)
      xmalloc (sizeof (*longopts) * (OPTION_COUNT + 1));
  really_longopts = (struct option *)
      malloc (sizeof (*really_longopts) * (OPTION_COUNT + 1));

  /* Starting the short option string with '-' is for programs that
     expect options and other ARGV-elements in any order and that care about
     the ordering of the two.  We describe each non-option ARGV-element
     as if it were the argument of an option with character code 1.  */
  shortopts[0] = '-';
  is = 1;
  il = 0;
  irl = 0;
  for (i = 0; i < OPTION_COUNT; i++)
    {
      if (ld_options[i].shortopt != '\0')
	{
	  shortopts[is] = ld_options[i].shortopt;
	  ++is;
	  if (ld_options[i].opt.has_arg == required_argument
	      || ld_options[i].opt.has_arg == optional_argument)
	    {
	      shortopts[is] = ':';
	      ++is;
	      if (ld_options[i].opt.has_arg == optional_argument)
		{
		  shortopts[is] = ':';
		  ++is;
		}
	    }
	}
      if (ld_options[i].opt.name != NULL)
	{
	  if (ld_options[i].control == EXACTLY_TWO_DASHES)
	    {
	      really_longopts[irl] = ld_options[i].opt;
	      ++irl;
	    }
	  else
	    {
	      longopts[il] = ld_options[i].opt;
	      ++il;
	    }
	}
    }
  shortopts[is] = '\0';
  longopts[il].name = NULL;
  really_longopts[irl].name = NULL;

  ldemul_add_options (is, &shortopts, il, &longopts, irl, &really_longopts);

  /* The -G option is ambiguous on different platforms.  Sometimes it
     specifies the largest data size to put into the small data
     section.  Sometimes it is equivalent to --shared.  Unfortunately,
     the first form takes an argument, while the second does not.

     We need to permit the --shared form because on some platforms,
     such as Solaris, gcc -shared will pass -G to the linker.

     To permit either usage, we look through the argument list.  If we
     find -G not followed by a number, we change it into --shared.
     This will work for most normal cases.  */
  for (i = 1; i < argc; i++)
    if (strcmp (argv[i], "-G") == 0
	&& (i + 1 >= argc
	    || ! ISDIGIT (argv[i + 1][0])))
      argv[i] = (char *) "--shared";

  /* Because we permit long options to start with a single dash, and
     we have a --library option, and the -l option is conventionally
     used with an immediately following argument, we can have bad
     results if somebody tries to use -l with a library whose name
     happens to start with "ibrary", as in -li.  We avoid problems by
     simply turning -l into --library.  This means that users will
     have to use two dashes in order to use --library, which is OK
     since that's how it is documented.

     FIXME: It's possible that this problem can arise for other short
     options as well, although the user does always have the recourse
     of adding a space between the option and the argument.  */
  for (i = 1; i < argc; i++)
    {
      if (argv[i][0] == '-'
	  && argv[i][1] == 'l'
	  && argv[i][2] != '\0')
	{
	  char *n;

	  n = (char *) xmalloc (strlen (argv[i]) + 20);
	  sprintf (n, "--library=%s", argv[i] + 2);
	  argv[i] = n;
	}
    }

  last_optind = -1;
  while (1)
    {
      int longind;
      int optc;
      static unsigned int defsym_count;

      /* Using last_optind lets us avoid calling ldemul_parse_args
	 multiple times on a single option, which would lead to
	 confusion in the internal static variables maintained by
	 getopt.  This could otherwise happen for an argument like
	 -nx, in which the -n is parsed as a single option, and we
	 loop around to pick up the -x.  */
      if (optind != last_optind)
	if (ldemul_parse_args (argc, argv))
	  continue;

      /* getopt_long_only is like getopt_long, but '-' as well as '--'
	 can indicate a long option.  */
      opterr = 0;
      last_optind = optind;
      optc = getopt_long_only (argc, argv, shortopts, longopts, &longind);
      if (optc == '?')
	{
	  optind = last_optind;
	  optc = getopt_long (argc, argv, "-", really_longopts, &longind);
	}

      if (ldemul_handle_option (optc))
	continue;

      if (optc == -1)
	break;

      switch (optc)
	{
	case '?':
	  {
	    /* If the last word on the command line is an option that
	       requires an argument, getopt will refuse to recognise it.
	       Try to catch such options here and issue a more helpful
	       error message than just "unrecognized option".  */
	    int opt;

	    for (opt = ARRAY_SIZE (ld_options); opt--;)
	      if (ld_options[opt].opt.has_arg == required_argument
		  /* FIXME: There are a few short options that do not
		     have long equivalents, but which require arguments.
		     We should handle them too.  */
		  && ld_options[opt].opt.name != NULL
		  && strcmp (argv[last_optind] + ld_options[opt].control, ld_options[opt].opt.name) == 0)
		{
		  einfo (_("%P: %s: missing argument\n"), argv[last_optind]);
		  break;
		}

	    if (opt == -1)
	      einfo (_("%P: unrecognized option '%s'\n"), argv[last_optind]);
	  }
	  /* Fall through.  */

	default:
	  einfo (_("%P%F: use the --help option for usage information\n"));
	  break;

	case 1:			/* File name.  */
	  lang_add_input_file (optarg, lang_input_file_is_file_enum, NULL);
	  break;

	case OPTION_IGNORE:
	  break;
	case 'a':
	  /* For HP/UX compatibility.  Actually -a shared should mean
	     ``use only shared libraries'' but, then, we don't
	     currently support shared libraries on HP/UX anyhow.  */
	  if (strcmp (optarg, "archive") == 0)
	    input_flags.dynamic = FALSE;
	  else if (strcmp (optarg, "shared") == 0
		   || strcmp (optarg, "default") == 0)
	    input_flags.dynamic = TRUE;
	  else
	    einfo (_("%P%F: unrecognized -a option `%s'\n"), optarg);
	  break;
	case OPTION_ASSERT:
	  /* FIXME: We just ignore these, but we should handle them.  */
	  if (strcmp (optarg, "definitions") == 0)
	    ;
	  else if (strcmp (optarg, "nodefinitions") == 0)
	    ;
	  else if (strcmp (optarg, "nosymbolic") == 0)
	    ;
	  else if (strcmp (optarg, "pure-text") == 0)
	    ;
	  else
	    einfo (_("%P%F: unrecognized -assert option `%s'\n"), optarg);
	  break;
	case 'A':
	  ldfile_add_arch (optarg);
	  break;
	case 'b':
	  lang_add_target (optarg);
	  break;
	case 'c':
	  ldfile_open_command_file (optarg);
	  parser_input = input_mri_script;
	  yyparse ();
	  break;
	case OPTION_CALL_SHARED:
	  input_flags.dynamic = TRUE;
	  break;
	case OPTION_NON_SHARED:
	  input_flags.dynamic = FALSE;
	  break;
	case OPTION_CREF:
	  command_line.cref = TRUE;
	  link_info.notice_all = TRUE;
	  break;
	case 'd':
	  command_line.force_common_definition = TRUE;
	  break;
        case OPTION_FORCE_GROUP_ALLOCATION:
          command_line.force_group_allocation = TRUE;
          break;
	case OPTION_DEFSYM:
	  lex_string = optarg;
	  lex_redirect (optarg, "--defsym", ++defsym_count);
	  parser_input = input_defsym;
	  yyparse ();
	  lex_string = NULL;
	  break;
	case OPTION_DEMANGLE:
	  demangling = TRUE;
	  if (optarg != NULL)
	    {
	      enum demangling_styles style;

	      style = cplus_demangle_name_to_style (optarg);
	      if (style == unknown_demangling)
		einfo (_("%F%P: unknown demangling style `%s'\n"),
		       optarg);

	      cplus_demangle_set_style (style);
	    }
	  break;
	case 'I':		/* Used on Solaris.  */
	case OPTION_DYNAMIC_LINKER:
	  command_line.interpreter = optarg;
	  link_info.nointerp = 0;
	  break;
	case OPTION_NO_DYNAMIC_LINKER:
	  link_info.nointerp = 1;
	  break;
	case OPTION_SYSROOT:
	  /* Already handled in ldmain.c.  */
	  break;
	case OPTION_EB:
	  command_line.endian = ENDIAN_BIG;
	  break;
	case OPTION_EL:
	  command_line.endian = ENDIAN_LITTLE;
	  break;
	case OPTION_EMBEDDED_RELOCS:
	  command_line.embedded_relocs = TRUE;
	  break;
	case OPTION_EXPORT_DYNAMIC:
	case 'E': /* HP/UX compatibility.  */
	  link_info.export_dynamic = TRUE;
	  break;
	case OPTION_NO_EXPORT_DYNAMIC:
	  link_info.export_dynamic = FALSE;
	  break;
	case 'e':
	  lang_add_entry (optarg, TRUE);
	  break;
	case 'f':
	  if (command_line.auxiliary_filters == NULL)
	    {
	      command_line.auxiliary_filters = (char **)
                  xmalloc (2 * sizeof (char *));
	      command_line.auxiliary_filters[0] = optarg;
	      command_line.auxiliary_filters[1] = NULL;
	    }
	  else
	    {
	      int c;
	      char **p;

	      c = 0;
	      for (p = command_line.auxiliary_filters; *p != NULL; p++)
		++c;
	      command_line.auxiliary_filters = (char **)
                  xrealloc (command_line.auxiliary_filters,
			    (c + 2) * sizeof (char *));
	      command_line.auxiliary_filters[c] = optarg;
	      command_line.auxiliary_filters[c + 1] = NULL;
	    }
	  break;
	case 'F':
	  command_line.filter_shlib = optarg;
	  break;
	case OPTION_FORCE_EXE_SUFFIX:
	  command_line.force_exe_suffix = TRUE;
	  break;
	case 'G':
	  {
	    char *end;
	    g_switch_value = strtoul (optarg, &end, 0);
	    if (*end)
	      einfo (_("%P%F: invalid number `%s'\n"), optarg);
	  }
	  break;
	case 'g':
	  /* Ignore.  */
	  break;
	case OPTION_GC_SECTIONS:
	  link_info.gc_sections = TRUE;
	  break;
	case OPTION_PRINT_GC_SECTIONS:
	  link_info.print_gc_sections = TRUE;
	  break;
	case OPTION_GC_KEEP_EXPORTED:
	  link_info.gc_keep_exported = TRUE;
	  break;
	case OPTION_HELP:
	  help ();
	  xexit (0);
	  break;
	case 'L':
	  ldfile_add_library_path (optarg, TRUE);
	  break;
	case 'l':
	  lang_add_input_file (optarg, lang_input_file_is_l_enum, NULL);
	  break;
	case 'M':
	  config.map_filename = "-";
	  break;
	case 'm':
	  /* Ignore.  Was handled in a pre-parse.   */
	  break;
	case OPTION_MAP:
	  config.map_filename = optarg;
	  break;
	case 'N':
	  config.text_read_only = FALSE;
	  config.magic_demand_paged = FALSE;
	  input_flags.dynamic = FALSE;
	  break;
	case OPTION_NO_OMAGIC:
	  config.text_read_only = TRUE;
	  config.magic_demand_paged = TRUE;
	  /* NB/ Does not set input_flags.dynamic to TRUE.
	     Use --call-shared or -Bdynamic for this.  */
	  break;
	case 'n':
	  config.magic_demand_paged = FALSE;
	  input_flags.dynamic = FALSE;
	  break;
	case OPTION_NO_DEFINE_COMMON:
	  command_line.inhibit_common_definition = TRUE;
	  break;
	case OPTION_NO_DEMANGLE:
	  demangling = FALSE;
	  break;
	case OPTION_NO_GC_SECTIONS:
	  link_info.gc_sections = FALSE;
	  break;
	case OPTION_NO_PRINT_GC_SECTIONS:
	  link_info.print_gc_sections = FALSE;
	  break;
	case OPTION_NO_KEEP_MEMORY:
	  link_info.keep_memory = FALSE;
	  break;
	case OPTION_NO_UNDEFINED:
	  link_info.unresolved_syms_in_objects
	    = how_to_report_unresolved_symbols;
	  break;
	case OPTION_ALLOW_SHLIB_UNDEFINED:
	  link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
	  break;
	case OPTION_NO_ALLOW_SHLIB_UNDEFINED:
	  link_info.unresolved_syms_in_shared_libs
	    = how_to_report_unresolved_symbols;
	  break;
	case OPTION_UNRESOLVED_SYMBOLS:
	  if (strcmp (optarg, "ignore-all") == 0)
	    {
	      link_info.unresolved_syms_in_objects = RM_IGNORE;
	      link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
	    }
	  else if (strcmp (optarg, "report-all") == 0)
	    {
	      link_info.unresolved_syms_in_objects
		= how_to_report_unresolved_symbols;
	      link_info.unresolved_syms_in_shared_libs
		= how_to_report_unresolved_symbols;
	    }
	  else if (strcmp (optarg, "ignore-in-object-files") == 0)
	    {
	      link_info.unresolved_syms_in_objects = RM_IGNORE;
	      link_info.unresolved_syms_in_shared_libs
		= how_to_report_unresolved_symbols;
	    }
      	  else if (strcmp (optarg, "ignore-in-shared-libs") == 0)
	    {
	      link_info.unresolved_syms_in_objects
		= how_to_report_unresolved_symbols;
	      link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
	    }
	  else
	    einfo (_("%P%F: bad --unresolved-symbols option: %s\n"), optarg);
	  break;
	case OPTION_WARN_UNRESOLVED_SYMBOLS:
	  how_to_report_unresolved_symbols = RM_GENERATE_WARNING;
	  if (link_info.unresolved_syms_in_objects == RM_GENERATE_ERROR)
	    link_info.unresolved_syms_in_objects = RM_GENERATE_WARNING;
	  if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_ERROR)
	    link_info.unresolved_syms_in_shared_libs = RM_GENERATE_WARNING;
	  break;

	case OPTION_ERROR_UNRESOLVED_SYMBOLS:
	  how_to_report_unresolved_symbols = RM_GENERATE_ERROR;
	  if (link_info.unresolved_syms_in_objects == RM_GENERATE_WARNING)
	    link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
	  if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_WARNING)
	    link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR;
	  break;
	case OPTION_ALLOW_MULTIPLE_DEFINITION:
	  link_info.allow_multiple_definition = TRUE;
	  break;
	case OPTION_NO_UNDEFINED_VERSION:
	  link_info.allow_undefined_version = FALSE;
	  break;
	case OPTION_DEFAULT_SYMVER:
	  link_info.create_default_symver = TRUE;
	  break;
	case OPTION_DEFAULT_IMPORTED_SYMVER:
	  link_info.default_imported_symver = TRUE;
	  break;
	case OPTION_NO_WARN_MISMATCH:
	  command_line.warn_mismatch = FALSE;
	  break;
	case OPTION_NO_WARN_SEARCH_MISMATCH:
	  command_line.warn_search_mismatch = FALSE;
	  break;
	case OPTION_NOINHIBIT_EXEC:
	  force_make_executable = TRUE;
	  break;
	case OPTION_NOSTDLIB:
	  config.only_cmd_line_lib_dirs = TRUE;
	  break;
	case OPTION_NO_WHOLE_ARCHIVE:
	  input_flags.whole_archive = FALSE;
	  break;
	case 'O':
	  /* FIXME "-O<non-digits> <value>" used to set the address of
	     section <non-digits>.  Was this for compatibility with
	     something, or can we create a new option to do that
	     (with a syntax similar to -defsym)?
	     getopt can't handle two args to an option without kludges.  */

	  /* Enable optimizations of output files.  */
	  link_info.optimize = strtoul (optarg, NULL, 0) ? TRUE : FALSE;
	  break;
	case 'o':
	  lang_add_output (optarg, 0);
	  break;
	case OPTION_OFORMAT:
	  lang_add_output_format (optarg, NULL, NULL, 0);
	  break;
	case OPTION_OUT_IMPLIB:
	  command_line.out_implib_filename = xstrdup (optarg);
	  break;
	case OPTION_PRINT_SYSROOT:
	  if (*ld_sysroot)
	    puts (ld_sysroot);
	  xexit (0);
	  break;
	case OPTION_PRINT_OUTPUT_FORMAT:
	  command_line.print_output_format = TRUE;
	  break;
#ifdef ENABLE_PLUGINS
	case OPTION_PLUGIN:
	  plugin_opt_plugin (optarg);
	  break;
	case OPTION_PLUGIN_OPT:
	  if (plugin_opt_plugin_arg (optarg))
	    einfo (_("%P%F: bad -plugin-opt option\n"));
	  break;
#endif /* ENABLE_PLUGINS */
	case 'q':
	  link_info.emitrelocations = TRUE;
	  break;
	case 'i':
	case 'r':
	  if (optind == last_optind)
	    /* This can happen if the user put "-rpath,a" on the command
	       line.  (Or something similar.  The comma is important).
	       Getopt becomes confused and thinks that this is a -r option
	       but it cannot parse the text after the -r so it refuses to
	       increment the optind counter.  Detect this case and issue
	       an error message here.  We cannot just make this a warning,
	       increment optind, and continue because getopt is too confused
	       and will seg-fault the next time around.  */
	    einfo(_("%P%F: unrecognised option: %s\n"), argv[optind]);

	  if (bfd_link_pic (&link_info))
	    einfo (_("%P%F: -r and %s may not be used together\n"),
		     bfd_link_dll (&link_info) ? "-shared" : "-pie");

	  link_info.type = type_relocatable;
	  config.build_constructors = FALSE;
	  config.magic_demand_paged = FALSE;
	  config.text_read_only = FALSE;
	  input_flags.dynamic = FALSE;
	  break;
	case 'R':
	  /* The GNU linker traditionally uses -R to mean to include
	     only the symbols from a file.  The Solaris linker uses -R
	     to set the path used by the runtime linker to find
	     libraries.  This is the GNU linker -rpath argument.  We
	     try to support both simultaneously by checking the file
	     named.  If it is a directory, rather than a regular file,
	     we assume -rpath was meant.  */
	  {
	    struct stat s;

	    if (stat (optarg, &s) >= 0
		&& ! S_ISDIR (s.st_mode))
	      {
		lang_add_input_file (optarg,
				     lang_input_file_is_symbols_only_enum,
				     NULL);
		break;
	      }
	  }
	  /* Fall through.  */
	case OPTION_RPATH:
	  if (command_line.rpath == NULL)
	    command_line.rpath = xstrdup (optarg);
	  else
	    {
	      size_t rpath_len = strlen (command_line.rpath);
	      size_t optarg_len = strlen (optarg);
	      char *buf;
	      char *cp = command_line.rpath;

	      /* First see whether OPTARG is already in the path.  */
	      do
		{
		  if (strncmp (optarg, cp, optarg_len) == 0
		      && (cp[optarg_len] == 0
			  || cp[optarg_len] == config.rpath_separator))
		    /* We found it.  */
		    break;

		  /* Not yet found.  */
		  cp = strchr (cp, config.rpath_separator);
		  if (cp != NULL)
		    ++cp;
		}
	      while (cp != NULL);

	      if (cp == NULL)
		{
		  buf = (char *) xmalloc (rpath_len + optarg_len + 2);
		  sprintf (buf, "%s%c%s", command_line.rpath,
			   config.rpath_separator, optarg);
		  free (command_line.rpath);
		  command_line.rpath = buf;
		}
	    }
	  break;
	case OPTION_RPATH_LINK:
	  if (command_line.rpath_link == NULL)
	    command_line.rpath_link = xstrdup (optarg);
	  else
	    {
	      char *buf;

	      buf = (char *) xmalloc (strlen (command_line.rpath_link)
                                      + strlen (optarg)
                                      + 2);
	      sprintf (buf, "%s%c%s", command_line.rpath_link,
		       config.rpath_separator, optarg);
	      free (command_line.rpath_link);
	      command_line.rpath_link = buf;
	    }
	  break;
	case OPTION_NO_RELAX:
	  DISABLE_RELAXATION;
	  break;
	case OPTION_RELAX:
	  ENABLE_RELAXATION;
	  break;
	case OPTION_RETAIN_SYMBOLS_FILE:
	  add_keepsyms_file (optarg);
	  break;
	case 'S':
	  link_info.strip = strip_debugger;
	  break;
	case 's':
	  link_info.strip = strip_all;
	  break;
	case OPTION_STRIP_DISCARDED:
	  link_info.strip_discarded = TRUE;
	  break;
	case OPTION_NO_STRIP_DISCARDED:
	  link_info.strip_discarded = FALSE;
	  break;
	case OPTION_SHARED:
	  if (config.has_shared)
	    {
	      if (bfd_link_relocatable (&link_info))
		einfo (_("%P%F: -r and -shared may not be used together\n"));

	      link_info.type = type_dll;
	      /* When creating a shared library, the default
		 behaviour is to ignore any unresolved references.  */
	      if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET)
		link_info.unresolved_syms_in_objects = RM_IGNORE;
	      if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET)
		link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
	    }
	  else
	    einfo (_("%P%F: -shared not supported\n"));
	  break;
	case OPTION_PIE:
	  if (config.has_shared)
	    {
	      if (bfd_link_relocatable (&link_info))
		einfo (_("%P%F: -r and -pie may not be used together\n"));

	      link_info.type = type_pie;
	    }
	  else
	    einfo (_("%P%F: -pie not supported\n"));
	  break;
	case 'h':		/* Used on Solaris.  */
	case OPTION_SONAME:
	  if (optarg[0] == '\0' && command_line.soname
	      && command_line.soname[0])
	    einfo (_("%P: SONAME must not be empty string; keeping previous one\n"));
	  else
	    command_line.soname = optarg;
	  break;
	case OPTION_SORT_COMMON:
	  if (optarg == NULL
	      || strcmp (optarg, N_("descending")) == 0)
            config.sort_common = sort_descending;
          else if (strcmp (optarg, N_("ascending")) == 0)
	    config.sort_common = sort_ascending;
	  else
	    einfo (_("%P%F: invalid common section sorting option: %s\n"),
		   optarg);
	  break;
	case OPTION_SORT_SECTION:
	  if (strcmp (optarg, N_("name")) == 0)
	    sort_section = by_name;
	  else if (strcmp (optarg, N_("alignment")) == 0)
	    sort_section = by_alignment;
	  else
	    einfo (_("%P%F: invalid section sorting option: %s\n"),
		   optarg);
	  break;
	case OPTION_STATS:
	  config.stats = TRUE;
	  break;
	case OPTION_SYMBOLIC:
	  command_line.symbolic = symbolic;
	  break;
	case OPTION_SYMBOLIC_FUNCTIONS:
	  command_line.symbolic = symbolic_functions;
	  break;
	case 't':
	  trace_files = TRUE;
	  break;
	case 'T':
	  previous_script_handle = saved_script_handle;
	  ldfile_open_command_file (optarg);
	  parser_input = input_script;
	  yyparse ();
	  previous_script_handle = NULL;
	  break;
	case OPTION_DEFAULT_SCRIPT:
	  command_line.default_script = optarg;
	  break;
	case OPTION_SECTION_START:
	  {
	    char *optarg2;
	    char *sec_name;
	    int len;

	    /* Check for <something>=<somthing>...  */
	    optarg2 = strchr (optarg, '=');
	    if (optarg2 == NULL)
	      einfo (_("%P%F: invalid argument to option"
		       " \"--section-start\"\n"));

	    optarg2++;

	    /* So far so good.  Are all the args present?  */
	    if ((*optarg == '\0') || (*optarg2 == '\0'))
	      einfo (_("%P%F: missing argument(s) to option"
		       " \"--section-start\"\n"));

	    /* We must copy the section name as set_section_start
	       doesn't do it for us.  */
	    len = optarg2 - optarg;
	    sec_name = (char *) xmalloc (len);
	    memcpy (sec_name, optarg, len - 1);
	    sec_name[len - 1] = 0;

	    /* Then set it...  */
	    set_section_start (sec_name, optarg2);
	  }
	  break;
	case OPTION_TARGET_HELP:
	  /* Mention any target specific options.  */
	  ldemul_list_emulation_options (stdout);
	  exit (0);
	case OPTION_TBSS:
	  set_segment_start (".bss", optarg);
	  break;
	case OPTION_TDATA:
	  set_segment_start (".data", optarg);
	  break;
	case OPTION_TTEXT:
	  set_segment_start (".text", optarg);
	  break;
	case OPTION_TTEXT_SEGMENT:
	  set_segment_start (".text-segment", optarg);
	  break;
	case OPTION_TRODATA_SEGMENT:
	  set_segment_start (".rodata-segment", optarg);
	  break;
	case OPTION_TLDATA_SEGMENT:
	  set_segment_start (".ldata-segment", optarg);
	  break;
	case OPTION_TRADITIONAL_FORMAT:
	  link_info.traditional_format = TRUE;
	  break;
	case OPTION_TASK_LINK:
	  link_info.task_link = TRUE;
	  /* Fall through.  */
	case OPTION_UR:
	  if (bfd_link_pic (&link_info))
	    einfo (_("%P%F: -r and %s may not be used together\n"),
		     bfd_link_dll (&link_info) ? "-shared" : "-pie");

	  link_info.type = type_relocatable;
	  config.build_constructors = TRUE;
	  config.magic_demand_paged = FALSE;
	  config.text_read_only = FALSE;
	  input_flags.dynamic = FALSE;
	  break;
	case 'u':
	  ldlang_add_undef (optarg, TRUE);
	  break;
        case OPTION_REQUIRE_DEFINED_SYMBOL:
          ldlang_add_require_defined (optarg);
	  break;
	case OPTION_UNIQUE:
	  if (optarg != NULL)
	    lang_add_unique (optarg);
	  else
	    config.unique_orphan_sections = TRUE;
	  break;
	case OPTION_VERBOSE:
	  ldversion (1);
	  version_printed = TRUE;
	  verbose = TRUE;
	  overflow_cutoff_limit = -2;
	  if (optarg != NULL)
	    {
	      char *end;
	      int level ATTRIBUTE_UNUSED = strtoul (optarg, &end, 0);
	      if (*end)
		einfo (_("%P%F: invalid number `%s'\n"), optarg);
#ifdef ENABLE_PLUGINS
	      report_plugin_symbols = level > 1;
#endif /* ENABLE_PLUGINS */
	    }
	  break;
	case 'v':
	  ldversion (0);
	  version_printed = TRUE;
	  break;
	case 'V':
	  ldversion (1);
	  version_printed = TRUE;
	  break;
	case OPTION_VERSION:
	  ldversion (2);
	  xexit (0);
	  break;
	case OPTION_VERSION_SCRIPT:
	  /* This option indicates a small script that only specifies
	     version information.  Read it, but don't assume that
	     we've seen a linker script.  */
	  {
	    FILE *hold_script_handle;

	    hold_script_handle = saved_script_handle;
	    ldfile_open_command_file (optarg);
	    saved_script_handle = hold_script_handle;
	    parser_input = input_version_script;
	    yyparse ();
	  }
	  break;
	case OPTION_VERSION_EXPORTS_SECTION:
	  /* This option records a version symbol to be applied to the
	     symbols listed for export to be found in the object files
	     .exports sections.  */
	  command_line.version_exports_section = optarg;
	  break;
	case OPTION_DYNAMIC_LIST_DATA:
	  command_line.dynamic_list = dynamic_list_data;
	  if (command_line.symbolic == symbolic)
	    command_line.symbolic = symbolic_unset;
	  break;
	case OPTION_DYNAMIC_LIST_CPP_TYPEINFO:
	  lang_append_dynamic_list_cpp_typeinfo ();
	  if (command_line.dynamic_list != dynamic_list_data)
	    command_line.dynamic_list = dynamic_list;
	  if (command_line.symbolic == symbolic)
	    command_line.symbolic = symbolic_unset;
	  break;
	case OPTION_DYNAMIC_LIST_CPP_NEW:
	  lang_append_dynamic_list_cpp_new ();
	  if (command_line.dynamic_list != dynamic_list_data)
	    command_line.dynamic_list = dynamic_list;
	  if (command_line.symbolic == symbolic)
	    command_line.symbolic = symbolic_unset;
	  break;
	case OPTION_DYNAMIC_LIST:
	  /* This option indicates a small script that only specifies
	     a dynamic list.  Read it, but don't assume that we've
	     seen a linker script.  */
	  {
	    FILE *hold_script_handle;

	    hold_script_handle = saved_script_handle;
	    ldfile_open_command_file (optarg);
	    saved_script_handle = hold_script_handle;
	    parser_input = input_dynamic_list;
	    yyparse ();
	  }
	  if (command_line.dynamic_list != dynamic_list_data)
	    command_line.dynamic_list = dynamic_list;
	  if (command_line.symbolic == symbolic)
	    command_line.symbolic = symbolic_unset;
	  break;
	case OPTION_WARN_COMMON:
	  config.warn_common = TRUE;
	  break;
	case OPTION_WARN_CONSTRUCTORS:
	  config.warn_constructors = TRUE;
	  break;
	case OPTION_WARN_FATAL:
	  config.fatal_warnings = TRUE;
	  break;
	case OPTION_NO_WARN_FATAL:
	  config.fatal_warnings = FALSE;
	  break;
	case OPTION_WARN_MULTIPLE_GP:
	  config.warn_multiple_gp = TRUE;
	  break;
	case OPTION_WARN_ONCE:
	  config.warn_once = TRUE;
	  break;
	case OPTION_WARN_SECTION_ALIGN:
	  config.warn_section_align = TRUE;
	  break;
	case OPTION_WARN_SHARED_TEXTREL:
	  link_info.warn_shared_textrel = TRUE;
	  break;
	case OPTION_WARN_ALTERNATE_EM:
	  link_info.warn_alternate_em = TRUE;
	  break;
	case OPTION_WHOLE_ARCHIVE:
	  input_flags.whole_archive = TRUE;
	  break;
	case OPTION_ADD_DT_NEEDED_FOR_DYNAMIC:
	  input_flags.add_DT_NEEDED_for_dynamic = TRUE;
	  break;
	case OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC:
	  input_flags.add_DT_NEEDED_for_dynamic = FALSE;
	  break;
	case OPTION_ADD_DT_NEEDED_FOR_REGULAR:
	  input_flags.add_DT_NEEDED_for_regular = TRUE;
	  break;
	case OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR:
	  input_flags.add_DT_NEEDED_for_regular = FALSE;
	  break;
	case OPTION_WRAP:
	  add_wrap (optarg);
	  break;
	case OPTION_IGNORE_UNRESOLVED_SYMBOL:
	  add_ignoresym (&link_info, optarg);
	  break;
	case OPTION_DISCARD_NONE:
	  link_info.discard = discard_none;
	  break;
	case 'X':
	  link_info.discard = discard_l;
	  break;
	case 'x':
	  link_info.discard = discard_all;
	  break;
	case 'Y':
	  if (CONST_STRNEQ (optarg, "P,"))
	    optarg += 2;
	  if (default_dirlist != NULL)
	    free (default_dirlist);
	  default_dirlist = xstrdup (optarg);
	  break;
	case 'y':
	  add_ysym (optarg);
	  break;
	case OPTION_SPARE_DYNAMIC_TAGS:
	  link_info.spare_dynamic_tags = strtoul (optarg, NULL, 0);
	  break;
	case OPTION_SPLIT_BY_RELOC:
	  if (optarg != NULL)
	    config.split_by_reloc = strtoul (optarg, NULL, 0);
	  else
	    config.split_by_reloc = 32768;
	  break;
	case OPTION_SPLIT_BY_FILE:
	  if (optarg != NULL)
	    config.split_by_file = bfd_scan_vma (optarg, NULL, 0);
	  else
	    config.split_by_file = 1;
	  break;
	case OPTION_CHECK_SECTIONS:
	  command_line.check_section_addresses = 1;
	  break;
	case OPTION_NO_CHECK_SECTIONS:
	  command_line.check_section_addresses = 0;
	  break;
	case OPTION_ACCEPT_UNKNOWN_INPUT_ARCH:
	  command_line.accept_unknown_input_arch = TRUE;
	  break;
	case OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH:
	  command_line.accept_unknown_input_arch = FALSE;
	  break;
	case '(':
	  lang_enter_group ();
	  ingroup++;
	  break;
	case ')':
	  if (! ingroup)
	    einfo (_("%P%F: group ended before it began (--help for usage)\n"));

	  lang_leave_group ();
	  ingroup--;
	  break;

	case OPTION_INIT:
	  link_info.init_function = optarg;
	  break;

	case OPTION_FINI:
	  link_info.fini_function = optarg;
	  break;

	case OPTION_REDUCE_MEMORY_OVERHEADS:
	  link_info.reduce_memory_overheads = TRUE;
	  if (config.hash_table_size == 0)
	    config.hash_table_size = 1021;
	  break;

        case OPTION_HASH_SIZE:
	  {
	    bfd_size_type new_size;

            new_size = strtoul (optarg, NULL, 0);
            if (new_size)
              config.hash_table_size = new_size;
            else
              einfo (_("%P%X: --hash-size needs a numeric argument\n"));
          }
          break;

	case OPTION_PUSH_STATE:
	  input_flags.pushed = xmemdup (&input_flags,
					sizeof (input_flags),
					sizeof (input_flags));
	  break;

	case OPTION_POP_STATE:
	  if (input_flags.pushed == NULL)
	    einfo (_("%P%F: no state pushed before popping\n"));
	  else
	    {
	      struct lang_input_statement_flags *oldp = input_flags.pushed;
	      memcpy (&input_flags, oldp, sizeof (input_flags));
	      free (oldp);
	    }
	  break;

	case OPTION_PRINT_MEMORY_USAGE:
	  command_line.print_memory_usage = TRUE;
	  break;

	case OPTION_ORPHAN_HANDLING:
	  if (strcasecmp (optarg, "place") == 0)
	    config.orphan_handling = orphan_handling_place;
	  else if (strcasecmp (optarg, "warn") == 0)
	    config.orphan_handling = orphan_handling_warn;
	  else if (strcasecmp (optarg, "error") == 0)
	    config.orphan_handling = orphan_handling_error;
	  else if (strcasecmp (optarg, "discard") == 0)
	    config.orphan_handling = orphan_handling_discard;
	  else
	    einfo (_("%P%F: invalid argument to option"
		     " \"--orphan-handling\"\n"));
	  break;
	}
    }

  if (command_line.soname && command_line.soname[0] == '\0')
    {
      einfo (_("%P: SONAME must not be empty string; ignored\n"));
      command_line.soname = NULL;
    }

  while (ingroup)
    {
      lang_leave_group ();
      ingroup--;
    }

  if (default_dirlist != NULL)
    {
      set_default_dirlist (default_dirlist);
      free (default_dirlist);
    }

  if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET)
    /* FIXME: Should we allow emulations a chance to set this ?  */
    link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;

  if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET)
    /* FIXME: Should we allow emulations a chance to set this ?  */
    link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;

  if (bfd_link_relocatable (&link_info)
      && command_line.check_section_addresses < 0)
    command_line.check_section_addresses = 0;

  /* We may have -Bsymbolic, -Bsymbolic-functions, --dynamic-list-data,
     --dynamic-list-cpp-new, --dynamic-list-cpp-typeinfo and
     --dynamic-list FILE.  -Bsymbolic and -Bsymbolic-functions are
     for PIC outputs.  -Bsymbolic overrides all others and vice versa.  */
  switch (command_line.symbolic)
    {
    case symbolic_unset:
      break;
    case symbolic:
      /* -Bsymbolic is for PIC output only.  */
      if (bfd_link_pic (&link_info))
	{
	  link_info.symbolic = TRUE;
	  /* Should we free the unused memory?  */
	  link_info.dynamic_list = NULL;
	  command_line.dynamic_list = dynamic_list_unset;
	}
      break;
    case symbolic_functions:
      /* -Bsymbolic-functions is for PIC output only.  */
      if (bfd_link_pic (&link_info))
	command_line.dynamic_list = dynamic_list_data;
      break;
    }

  switch (command_line.dynamic_list)
    {
    case dynamic_list_unset:
      break;
    case dynamic_list_data:
      link_info.dynamic_data = TRUE;
      /* Fall through.  */
    case dynamic_list:
      link_info.dynamic = TRUE;
      break;
    }

  if (!bfd_link_dll (&link_info))
    {
      if (command_line.filter_shlib)
	einfo (_("%P%F: -F may not be used without -shared\n"));
      if (command_line.auxiliary_filters)
	einfo (_("%P%F: -f may not be used without -shared\n"));
    }

  /* Treat ld -r -s as ld -r -S -x (i.e., strip all local symbols).  I
     don't see how else this can be handled, since in this case we
     must preserve all externally visible symbols.  */
  if (bfd_link_relocatable (&link_info) && link_info.strip == strip_all)
    {
      link_info.strip = strip_debugger;
      if (link_info.discard == discard_sec_merge)
	link_info.discard = discard_all;
    }
}

/* Add the (colon-separated) elements of DIRLIST_PTR to the
   library search path.  */

static void
set_default_dirlist (char *dirlist_ptr)
{
  char *p;

  while (1)
    {
      p = strchr (dirlist_ptr, PATH_SEPARATOR);
      if (p != NULL)
	*p = '\0';
      if (*dirlist_ptr != '\0')
	ldfile_add_library_path (dirlist_ptr, TRUE);
      if (p == NULL)
	break;
      dirlist_ptr = p + 1;
    }
}

static void
set_section_start (char *sect, char *valstr)
{
  const char *end;
  bfd_vma val = bfd_scan_vma (valstr, &end, 16);
  if (*end)
    einfo (_("%P%F: invalid hex number `%s'\n"), valstr);
  lang_section_start (sect, exp_intop (val), NULL);
}

static void
set_segment_start (const char *section, char *valstr)
{
  const char *name;
  const char *end;
  segment_type *seg;

  bfd_vma val = bfd_scan_vma (valstr, &end, 16);
  if (*end)
    einfo (_("%P%F: invalid hex number `%s'\n"), valstr);
  /* If we already have an entry for this segment, update the existing
     value.  */
  name = section + 1;
  for (seg = segments; seg; seg = seg->next)
    if (strcmp (seg->name, name) == 0)
      {
	seg->value = val;
	lang_section_start (section, exp_intop (val), seg);
	return;
      }
  /* There was no existing value so we must create a new segment
     entry.  */
  seg = (segment_type *) stat_alloc (sizeof (*seg));
  seg->name = name;
  seg->value = val;
  seg->used = FALSE;
  /* Add it to the linked list of segments.  */
  seg->next = segments;
  segments = seg;
  /* Historically, -Ttext and friends set the base address of a
     particular section.  For backwards compatibility, we still do
     that.  If a SEGMENT_START directive is seen, the section address
     assignment will be disabled.  */
  lang_section_start (section, exp_intop (val), seg);
}

static void
elf_shlib_list_options (FILE *file)
{
  fprintf (file, _("\
  --audit=AUDITLIB            Specify a library to use for auditing\n"));
  fprintf (file, _("\
  -Bgroup                     Selects group name lookup rules for DSO\n"));
  fprintf (file, _("\
  --disable-new-dtags         Disable new dynamic tags\n"));
  fprintf (file, _("\
  --enable-new-dtags          Enable new dynamic tags\n"));
  fprintf (file, _("\
  --eh-frame-hdr              Create .eh_frame_hdr section\n"));
  fprintf (file, _("\
  --no-eh-frame-hdr           Do not create .eh_frame_hdr section\n"));
  fprintf (file, _("\
  --exclude-libs=LIBS         Make all symbols in LIBS hidden\n"));
  fprintf (file, _("\
  --hash-style=STYLE          Set hash style to sysv, gnu or both\n"));
  fprintf (file, _("\
  -P AUDITLIB, --depaudit=AUDITLIB\n" "\
			      Specify a library to use for auditing dependencies\n"));
  fprintf (file, _("\
  -z combreloc                Merge dynamic relocs into one section and sort\n"));
  fprintf (file, _("\
  -z nocombreloc              Don't merge dynamic relocs into one section\n"));
  fprintf (file, _("\
  -z global                   Make symbols in DSO available for subsequently\n\
			       loaded objects\n"));
  fprintf (file, _("\
  -z initfirst                Mark DSO to be initialized first at runtime\n"));
  fprintf (file, _("\
  -z interpose                Mark object to interpose all DSOs but executable\n"));
  fprintf (file, _("\
  -z lazy                     Mark object lazy runtime binding (default)\n"));
  fprintf (file, _("\
  -z loadfltr                 Mark object requiring immediate process\n"));
  fprintf (file, _("\
  -z nocopyreloc              Don't create copy relocs\n"));
  fprintf (file, _("\
  -z nodefaultlib             Mark object not to use default search paths\n"));
  fprintf (file, _("\
  -z nodelete                 Mark DSO non-deletable at runtime\n"));
  fprintf (file, _("\
  -z nodlopen                 Mark DSO not available to dlopen\n"));
  fprintf (file, _("\
  -z nodump                   Mark DSO not available to dldump\n"));
  fprintf (file, _("\
  -z now                      Mark object non-lazy runtime binding\n"));
  fprintf (file, _("\
  -z origin                   Mark object requiring immediate $ORIGIN\n\
				processing at runtime\n"));
#if DEFAULT_LD_Z_RELRO
  fprintf (file, _("\
  -z relro                    Create RELRO program header (default)\n"));
  fprintf (file, _("\
  -z norelro                  Don't create RELRO program header\n"));
#else
  fprintf (file, _("\
  -z relro                    Create RELRO program header\n"));
  fprintf (file, _("\
  -z norelro                  Don't create RELRO program header (default)\n"));
#endif
  fprintf (file, _("\
  -z common                   Generate common symbols with STT_COMMON type\n"));
  fprintf (file, _("\
  -z nocommon                 Generate common symbols with STT_OBJECT type\n"));
  fprintf (file, _("\
  -z stacksize=SIZE           Set size of stack segment\n"));
  fprintf (file, _("\
  -z text                     Treat DT_TEXTREL in shared object as error\n"));
  fprintf (file, _("\
  -z notext                   Don't treat DT_TEXTREL in shared object as error\n"));
  fprintf (file, _("\
  -z textoff                  Don't treat DT_TEXTREL in shared object as error\n"));
}

static void
elf_static_list_options (FILE *file)
{
  fprintf (file, _("\
  --build-id[=STYLE]          Generate build ID note\n"));
  fprintf (file, _("\
  --compress-debug-sections=[none|zlib|zlib-gnu|zlib-gabi]\n\
                              Compress DWARF debug sections using zlib\n"));
#ifdef DEFAULT_FLAG_COMPRESS_DEBUG
  fprintf (file, _("\
                               Default: zlib-gabi\n"));
#else
  fprintf (file, _("\
                               Default: none\n"));
#endif
  fprintf (file, _("\
  -z common-page-size=SIZE    Set common page size to SIZE\n"));
  fprintf (file, _("\
  -z max-page-size=SIZE       Set maximum page size to SIZE\n"));
  fprintf (file, _("\
  -z defs                     Report unresolved symbols in object files.\n"));
  fprintf (file, _("\
  -z muldefs                  Allow multiple definitions\n"));
  fprintf (file, _("\
  -z execstack                Mark executable as requiring executable stack\n"));
  fprintf (file, _("\
  -z noexecstack              Mark executable as not requiring executable stack\n"));
}

static void
elf_plt_unwind_list_options (FILE *file)
{
  fprintf (file, _("\
  --ld-generated-unwind-info  Generate exception handling info for PLT\n\
  --no-ld-generated-unwind-info\n\
                              Don't generate exception handling info for PLT\n"));
}

static void
ld_list_options (FILE *file, bfd_boolean elf, bfd_boolean shlib,
		 bfd_boolean plt_unwind)
{
  if (!elf)
    return;
  printf (_("ELF emulations:\n"));
  if (plt_unwind)
    elf_plt_unwind_list_options (file);
  elf_static_list_options (file);
  if (shlib)
    elf_shlib_list_options (file);
}


/* Print help messages for the options.  */

static void
help (void)
{
  unsigned i;
  const char **targets, **pp;
  int len;

  printf (_("Usage: %s [options] file...\n"), program_name);

  printf (_("Options:\n"));
  for (i = 0; i < OPTION_COUNT; i++)
    {
      if (ld_options[i].doc != NULL)
	{
	  bfd_boolean comma;
	  unsigned j;

	  printf ("  ");

	  comma = FALSE;
	  len = 2;

	  j = i;
	  do
	    {
	      if (ld_options[j].shortopt != '\0'
		  && ld_options[j].control != NO_HELP)
		{
		  printf ("%s-%c", comma ? ", " : "", ld_options[j].shortopt);
		  len += (comma ? 2 : 0) + 2;
		  if (ld_options[j].arg != NULL)
		    {
		      if (ld_options[j].opt.has_arg != optional_argument)
			{
			  printf (" ");
			  ++len;
			}
		      printf ("%s", _(ld_options[j].arg));
		      len += strlen (_(ld_options[j].arg));
		    }
		  comma = TRUE;
		}
	      ++j;
	    }
	  while (j < OPTION_COUNT && ld_options[j].doc == NULL);

	  j = i;
	  do
	    {
	      if (ld_options[j].opt.name != NULL
		  && ld_options[j].control != NO_HELP)
		{
		  int two_dashes =
		    (ld_options[j].control == TWO_DASHES
		     || ld_options[j].control == EXACTLY_TWO_DASHES);

		  printf ("%s-%s%s",
			  comma ? ", " : "",
			  two_dashes ? "-" : "",
			  ld_options[j].opt.name);
		  len += ((comma ? 2 : 0)
			  + 1
			  + (two_dashes ? 1 : 0)
			  + strlen (ld_options[j].opt.name));
		  if (ld_options[j].arg != NULL)
		    {
		      printf (" %s", _(ld_options[j].arg));
		      len += 1 + strlen (_(ld_options[j].arg));
		    }
		  comma = TRUE;
		}
	      ++j;
	    }
	  while (j < OPTION_COUNT && ld_options[j].doc == NULL);

	  if (len >= 30)
	    {
	      printf ("\n");
	      len = 0;
	    }

	  for (; len < 30; len++)
	    putchar (' ');

	  printf ("%s\n", _(ld_options[i].doc));
	}
    }
  printf (_("  @FILE"));
  for (len = strlen ("  @FILE"); len < 30; len++)
    putchar (' ');
  printf (_("Read options from FILE\n"));

  /* Note: Various tools (such as libtool) depend upon the
     format of the listings below - do not change them.  */
  /* xgettext:c-format */
  printf (_("%s: supported targets:"), program_name);
  targets = bfd_target_list ();
  for (pp = targets; *pp != NULL; pp++)
    printf (" %s", *pp);
  free (targets);
  printf ("\n");

  /* xgettext:c-format */
  printf (_("%s: supported emulations: "), program_name);
  ldemul_list_emulations (stdout);
  printf ("\n");

  /* xgettext:c-format */
  printf (_("%s: emulation specific options:\n"), program_name);
  ld_list_options (stdout, ELF_LIST_OPTIONS, ELF_SHLIB_LIST_OPTIONS,
		   ELF_PLT_UNWIND_LIST_OPTIONS);
  ldemul_list_emulation_options (stdout);
  printf ("\n");

  if (REPORT_BUGS_TO[0])
    printf (_("Report bugs to %s\n"), REPORT_BUGS_TO);
}