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-Wimplicit-fallthrough warning fixes
[deliverable/binutils-gdb.git] / ld / lexsup.c
CommitLineData
252b5132 1/* Parse options for the GNU linker.
6f2750fe 2 Copyright (C) 1991-2016 Free Software Foundation, Inc.
252b5132 3
f96b4a7b 4 This file is part of the GNU Binutils.
252b5132 5
f96b4a7b 6 This program is free software; you can redistribute it and/or modify
53b2a62f 7 it under the terms of the GNU General Public License as published by
f96b4a7b
NC		 8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
252b5132 10
f96b4a7b 11 This program is distributed in the hope that it will be useful,
53b2a62f
NC		 12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
252b5132 15
53b2a62f 16 You should have received a copy of the GNU General Public License
f96b4a7b
NC		 17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
19 MA 02110-1301, USA. */
252b5132 20
3db64b00 21#include "sysdep.h"
252b5132 22#include "bfd.h"
c428fa83 23#include "bfdver.h"
252b5132
RH		 24#include "libiberty.h"
25#include <stdio.h>
26#include <string.h>
3882b010 27#include "safe-ctype.h"
252b5132
RH		 28#include "getopt.h"
29#include "bfdlink.h"
30#include "ld.h"
31#include "ldmain.h"
32#include "ldmisc.h"
33#include "ldexp.h"
34#include "ldlang.h"
df2a7313 35#include <ldgram.h>
252b5132
RH		 36#include "ldlex.h"
37#include "ldfile.h"
38#include "ldver.h"
39#include "ldemul.h"
28c309a2 40#include "demangle.h"
5d3236ee
DK		 41#ifdef ENABLE_PLUGINS
42#include "plugin.h"
43#endif /* ENABLE_PLUGINS */
252b5132
RH		 44
45#ifndef PATH_SEPARATOR
46#if defined (__MSDOS__) || (defined (_WIN32) && ! defined (__CYGWIN32__))
47#define PATH_SEPARATOR ';'
48#else
49#define PATH_SEPARATOR ':'
50#endif
51#endif
52
5cc18311 53/* Somewhere above, sys/stat.h got included . . . . */
252b5132
RH		 54#if !defined(S_ISDIR) && defined(S_IFDIR)
55#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
56#endif
57
1579bae1
AM		 58static void set_default_dirlist (char *);
59static void set_section_start (char *, char *);
ba916c8a 60static void set_segment_start (const char *, char *);
1579bae1 61static void help (void);
252b5132 62
252b5132
RH		 63/* The long options. This structure is used for both the option
64 parsing and the help text. */
65
1e9cc1c2
NC		 66enum control_enum {
67 /* Use one dash before long option name. */
f82aa165 68 ONE_DASH = 1,
1e9cc1c2 69 /* Use two dashes before long option name. */
f82aa165 70 TWO_DASHES = 2,
1e9cc1c2
NC		 71 /* Only accept two dashes before the long option name.
72 This is an overloading of the use of this enum, since originally it
73 was only intended to tell the --help display function how to display
74 the long option name. This feature was added in order to resolve
75 the confusion about the -omagic command line switch. Is it setting
76 the output file name to "magic" or is it setting the NMAGIC flag on
77 the output ? It has been decided that it is setting the output file
78 name, and that if you want to set the NMAGIC flag you should use -N
79 or --omagic. */
80 EXACTLY_TWO_DASHES,
81 /* Don't mention this option in --help output. */
82 NO_HELP
83};
84
b79e8c78
NC		 85struct ld_option
86{
252b5132
RH		 87 /* The long option information. */
88 struct option opt;
89 /* The short option with the same meaning ('\0' if none). */
90 char shortopt;
91 /* The name of the argument (NULL if none). */
92 const char *arg;
93 /* The documentation string. If this is NULL, this is a synonym for
94 the previous option. */
95 const char *doc;
1e9cc1c2 96 enum control_enum control;
252b5132
RH		 97};
98
b79e8c78
NC		 99static const struct ld_option ld_options[] =
100{
252b5132 101 { {NULL, required_argument, NULL, '\0'},
6feb9908
AM		 102 'a', N_("KEYWORD"), N_("Shared library control for HP/UX compatibility"),
103 ONE_DASH },
252b5132 104 { {"architecture", required_argument, NULL, 'A'},
6feb9908 105 'A', N_("ARCH"), N_("Set architecture") , TWO_DASHES },
252b5132 106 { {"format", required_argument, NULL, 'b'},
6feb9908
AM		 107 'b', N_("TARGET"), N_("Specify target for following input files"),
108 TWO_DASHES },
252b5132 109 { {"mri-script", required_argument, NULL, 'c'},
6feb9908 110 'c', N_("FILE"), N_("Read MRI format linker script"), TWO_DASHES },
252b5132 111 { {"dc", no_argument, NULL, 'd'},
6feb9908 112 'd', NULL, N_("Force common symbols to be defined"), ONE_DASH },
252b5132 113 { {"dp", no_argument, NULL, 'd'},
6feb9908 114 '\0', NULL, NULL, ONE_DASH },
252b5132 115 { {"entry", required_argument, NULL, 'e'},
6feb9908 116 'e', N_("ADDRESS"), N_("Set start address"), TWO_DASHES },
252b5132 117 { {"export-dynamic", no_argument, NULL, OPTION_EXPORT_DYNAMIC},
6feb9908 118 'E', NULL, N_("Export all dynamic symbols"), TWO_DASHES },
267e2722
CD		 119 { {"no-export-dynamic", no_argument, NULL, OPTION_NO_EXPORT_DYNAMIC},
120 '\0', NULL, N_("Undo the effect of --export-dynamic"), TWO_DASHES },
252b5132 121 { {"EB", no_argument, NULL, OPTION_EB},
6feb9908 122 '\0', NULL, N_("Link big-endian objects"), ONE_DASH },
252b5132 123 { {"EL", no_argument, NULL, OPTION_EL},
6feb9908 124 '\0', NULL, N_("Link little-endian objects"), ONE_DASH },
252b5132 125 { {"auxiliary", required_argument, NULL, 'f'},
6feb9908
AM		 126 'f', N_("SHLIB"), N_("Auxiliary filter for shared object symbol table"),
127 TWO_DASHES },
252b5132 128 { {"filter", required_argument, NULL, 'F'},
6feb9908
AM		 129 'F', N_("SHLIB"), N_("Filter for shared object symbol table"),
130 TWO_DASHES },
252b5132 131 { {NULL, no_argument, NULL, '\0'},
6feb9908 132 'g', NULL, N_("Ignored"), ONE_DASH },
252b5132 133 { {"gpsize", required_argument, NULL, 'G'},
6feb9908
AM		 134 'G', N_("SIZE"), N_("Small data size (if no size, same as --shared)"),
135 TWO_DASHES },
252b5132 136 { {"soname", required_argument, NULL, OPTION_SONAME},
6feb9908 137 'h', N_("FILENAME"), N_("Set internal name of shared library"), ONE_DASH },
506eee22 138 { {"dynamic-linker", required_argument, NULL, OPTION_DYNAMIC_LINKER},
6feb9908
AM		 139 'I', N_("PROGRAM"), N_("Set PROGRAM as the dynamic linker to use"),
140 TWO_DASHES },
9b8b325a
RF		 141 { {"no-dynamic-linker", no_argument, NULL, OPTION_NO_DYNAMIC_LINKER},
142 '\0', NULL, N_("Produce an executable with no program interpreter header"),
143 TWO_DASHES },
252b5132 144 { {"library", required_argument, NULL, 'l'},
6feb9908 145 'l', N_("LIBNAME"), N_("Search for library LIBNAME"), TWO_DASHES },
252b5132 146 { {"library-path", required_argument, NULL, 'L'},
6feb9908
AM		 147 'L', N_("DIRECTORY"), N_("Add DIRECTORY to library search path"),
148 TWO_DASHES },
e2243057
RS		 149 { {"sysroot=<DIRECTORY>", required_argument, NULL, OPTION_SYSROOT},
150 '\0', NULL, N_("Override the default sysroot location"), TWO_DASHES },
252b5132 151 { {NULL, required_argument, NULL, '\0'},
6feb9908 152 'm', N_("EMULATION"), N_("Set emulation"), ONE_DASH },
252b5132 153 { {"print-map", no_argument, NULL, 'M'},
6feb9908 154 'M', NULL, N_("Print map file on standard output"), TWO_DASHES },
252b5132 155 { {"nmagic", no_argument, NULL, 'n'},
6feb9908 156 'n', NULL, N_("Do not page align data"), TWO_DASHES },
252b5132 157 { {"omagic", no_argument, NULL, 'N'},
6feb9908
AM		 158 'N', NULL, N_("Do not page align data, do not make text readonly"),
159 EXACTLY_TWO_DASHES },
63fd3b82 160 { {"no-omagic", no_argument, NULL, OPTION_NO_OMAGIC},
6feb9908
AM		 161 '\0', NULL, N_("Page align data, make text readonly"),
162 EXACTLY_TWO_DASHES },
252b5132 163 { {"output", required_argument, NULL, 'o'},
6feb9908 164 'o', N_("FILE"), N_("Set output file name"), EXACTLY_TWO_DASHES },
252b5132 165 { {NULL, required_argument, NULL, '\0'},
6feb9908 166 'O', NULL, N_("Optimize output file"), ONE_DASH },
76359541
TP		 167 { {"out-implib", required_argument, NULL, OPTION_OUT_IMPLIB},
168 '\0', N_("FILE"), N_("Generate import library"), TWO_DASHES },
5d3236ee
DK		 169#ifdef ENABLE_PLUGINS
170 { {"plugin", required_argument, NULL, OPTION_PLUGIN},
171 '\0', N_("PLUGIN"), N_("Load named plugin"), ONE_DASH },
172 { {"plugin-opt", required_argument, NULL, OPTION_PLUGIN_OPT},
173 '\0', N_("ARG"), N_("Send arg to last-loaded plugin"), ONE_DASH },
94bf3a11
L		 174 { {"flto", optional_argument, NULL, OPTION_IGNORE},
175 '\0', NULL, N_("Ignored for GCC LTO option compatibility"),
176 ONE_DASH },
177 { {"flto-partition=", required_argument, NULL, OPTION_IGNORE},
178 '\0', NULL, N_("Ignored for GCC LTO option compatibility"),
179 ONE_DASH },
5d3236ee 180#endif /* ENABLE_PLUGINS */
add24320
L		 181 { {"fuse-ld=", required_argument, NULL, OPTION_IGNORE},
182 '\0', NULL, N_("Ignored for GCC linker option compatibility"),
183 ONE_DASH },
88b9e2eb
L		 184 { {"map-whole-files", optional_argument, NULL, OPTION_IGNORE},
185 '\0', NULL, N_("Ignored for gold option compatibility"),
186 TWO_DASHES },
187 { {"no-map-whole-files", optional_argument, NULL, OPTION_IGNORE},
188 '\0', NULL, N_("Ignored for gold option compatibility"),
189 TWO_DASHES },
252b5132 190 { {"Qy", no_argument, NULL, OPTION_IGNORE},
6feb9908 191 '\0', NULL, N_("Ignored for SVR4 compatibility"), ONE_DASH },
a712da20 192 { {"emit-relocs", no_argument, NULL, 'q'},
6feb9908 193 'q', NULL, "Generate relocations in final output", TWO_DASHES },
1049f94e 194 { {"relocatable", no_argument, NULL, 'r'},
6feb9908 195 'r', NULL, N_("Generate relocatable output"), TWO_DASHES },
252b5132 196 { {NULL, no_argument, NULL, '\0'},
6feb9908 197 'i', NULL, NULL, ONE_DASH },
252b5132 198 { {"just-symbols", required_argument, NULL, 'R'},
6feb9908
AM		 199 'R', N_("FILE"), N_("Just link symbols (if directory, same as --rpath)"),
200 TWO_DASHES },
252b5132 201 { {"strip-all", no_argument, NULL, 's'},
6feb9908 202 's', NULL, N_("Strip all symbols"), TWO_DASHES },
252b5132 203 { {"strip-debug", no_argument, NULL, 'S'},
6feb9908 204 'S', NULL, N_("Strip debugging symbols"), TWO_DASHES },
d5cd3933 205 { {"strip-discarded", no_argument, NULL, OPTION_STRIP_DISCARDED},
6feb9908 206 '\0', NULL, N_("Strip symbols in discarded sections"), TWO_DASHES },
d5cd3933 207 { {"no-strip-discarded", no_argument, NULL, OPTION_NO_STRIP_DISCARDED},
6feb9908 208 '\0', NULL, N_("Do not strip symbols in discarded sections"), TWO_DASHES },
252b5132 209 { {"trace", no_argument, NULL, 't'},
6feb9908 210 't', NULL, N_("Trace file opens"), TWO_DASHES },
252b5132 211 { {"script", required_argument, NULL, 'T'},
6feb9908 212 'T', N_("FILE"), N_("Read linker script"), TWO_DASHES },
14be8564
L		 213 { {"default-script", required_argument, NULL, OPTION_DEFAULT_SCRIPT},
214 '\0', N_("FILE"), N_("Read default linker script"), TWO_DASHES },
215 { {"dT", required_argument, NULL, OPTION_DEFAULT_SCRIPT},
216 '\0', NULL, NULL, ONE_DASH },
252b5132 217 { {"undefined", required_argument, NULL, 'u'},
6feb9908
AM		 218 'u', N_("SYMBOL"), N_("Start with undefined reference to SYMBOL"),
219 TWO_DASHES },
0a618243
AB		 220 { {"require-defined", required_argument, NULL, OPTION_REQUIRE_DEFINED_SYMBOL},
221 '\0', N_("SYMBOL"), N_("Require SYMBOL be defined in the final output"),
222 TWO_DASHES },
577a0623 223 { {"unique", optional_argument, NULL, OPTION_UNIQUE},
6feb9908
AM		 224 '\0', N_("[=SECTION]"),
225 N_("Don't merge input [SECTION | orphan] sections"), TWO_DASHES },
252b5132 226 { {"Ur", no_argument, NULL, OPTION_UR},
6feb9908 227 '\0', NULL, N_("Build global constructor/destructor tables"), ONE_DASH },
252b5132 228 { {"version", no_argument, NULL, OPTION_VERSION},
6feb9908 229 'v', NULL, N_("Print version information"), TWO_DASHES },
252b5132 230 { {NULL, no_argument, NULL, '\0'},
6feb9908 231 'V', NULL, N_("Print version and emulation information"), ONE_DASH },
252b5132 232 { {"discard-all", no_argument, NULL, 'x'},
6feb9908 233 'x', NULL, N_("Discard all local symbols"), TWO_DASHES },
252b5132 234 { {"discard-locals", no_argument, NULL, 'X'},
6feb9908 235 'X', NULL, N_("Discard temporary local symbols (default)"), TWO_DASHES },
f5fa8ca2 236 { {"discard-none", no_argument, NULL, OPTION_DISCARD_NONE},
6feb9908 237 '\0', NULL, N_("Don't discard any local symbols"), TWO_DASHES },
252b5132 238 { {"trace-symbol", required_argument, NULL, 'y'},
6feb9908 239 'y', N_("SYMBOL"), N_("Trace mentions of SYMBOL"), TWO_DASHES },
252b5132 240 { {NULL, required_argument, NULL, '\0'},
6feb9908
AM		 241 'Y', N_("PATH"), N_("Default search path for Solaris compatibility"),
242 ONE_DASH },
252b5132 243 { {"start-group", no_argument, NULL, '('},
6feb9908 244 '(', NULL, N_("Start a group"), TWO_DASHES },
252b5132 245 { {"end-group", no_argument, NULL, ')'},
6feb9908
AM		 246 ')', NULL, N_("End a group"), TWO_DASHES },
247 { {"accept-unknown-input-arch", no_argument, NULL,
248 OPTION_ACCEPT_UNKNOWN_INPUT_ARCH},
249 '\0', NULL,
250 N_("Accept input files whose architecture cannot be determined"),
251 TWO_DASHES },
252 { {"no-accept-unknown-input-arch", no_argument, NULL,
253 OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH},
254 '\0', NULL, N_("Reject input files whose architecture is unknown"),
255 TWO_DASHES },
ddbb8a31
NC		 256
257 /* The next two options are deprecated because of their similarity to
258 --as-needed and --no-as-needed. They have been replaced by
99bca8f9 259 --copy-dt-needed-entries and --no-copy-dt-needed-entries. */
ddbb8a31
NC		 260 { {"add-needed", no_argument, NULL, OPTION_ADD_DT_NEEDED_FOR_DYNAMIC},
261 '\0', NULL, NULL, NO_HELP },
262 { {"no-add-needed", no_argument, NULL, OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC},
263 '\0', NULL, NULL, NO_HELP },
264
265 { {"as-needed", no_argument, NULL, OPTION_ADD_DT_NEEDED_FOR_REGULAR},
8fdd7217
NC		 266 '\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"),
267 TWO_DASHES },
ddbb8a31
NC		 268 { {"no-as-needed", no_argument, NULL, OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR},
269 '\0', NULL, N_("Always set DT_NEEDED for dynamic libraries mentioned on\n"
270 " the command line"),
8fdd7217 271 TWO_DASHES },
252b5132 272 { {"assert", required_argument, NULL, OPTION_ASSERT},
6feb9908 273 '\0', N_("KEYWORD"), N_("Ignored for SunOS compatibility"), ONE_DASH },
252b5132 274 { {"Bdynamic", no_argument, NULL, OPTION_CALL_SHARED},
6feb9908 275 '\0', NULL, N_("Link against shared libraries"), ONE_DASH },
252b5132 276 { {"dy", no_argument, NULL, OPTION_CALL_SHARED},
6feb9908 277 '\0', NULL, NULL, ONE_DASH },
252b5132 278 { {"call_shared", no_argument, NULL, OPTION_CALL_SHARED},
6feb9908 279 '\0', NULL, NULL, ONE_DASH },
252b5132 280 { {"Bstatic", no_argument, NULL, OPTION_NON_SHARED},
6feb9908 281 '\0', NULL, N_("Do not link against shared libraries"), ONE_DASH },
252b5132 282 { {"dn", no_argument, NULL, OPTION_NON_SHARED},
6feb9908 283 '\0', NULL, NULL, ONE_DASH },
252b5132 284 { {"non_shared", no_argument, NULL, OPTION_NON_SHARED},
6feb9908 285 '\0', NULL, NULL, ONE_DASH },
252b5132 286 { {"static", no_argument, NULL, OPTION_NON_SHARED},
6feb9908 287 '\0', NULL, NULL, ONE_DASH },
252b5132 288 { {"Bsymbolic", no_argument, NULL, OPTION_SYMBOLIC},
6feb9908 289 '\0', NULL, N_("Bind global references locally"), ONE_DASH },
d8cf8b51 290 { {"Bsymbolic-functions", no_argument, NULL, OPTION_SYMBOLIC_FUNCTIONS},
40b36307 291 '\0', NULL, N_("Bind global function references locally"), ONE_DASH },
252b5132 292 { {"check-sections", no_argument, NULL, OPTION_CHECK_SECTIONS},
6feb9908
AM		 293 '\0', NULL, N_("Check section addresses for overlaps (default)"),
294 TWO_DASHES },
252b5132 295 { {"no-check-sections", no_argument, NULL, OPTION_NO_CHECK_SECTIONS},
6feb9908
AM		 296 '\0', NULL, N_("Do not check section addresses for overlaps"),
297 TWO_DASHES },
ddbb8a31
NC		 298 { {"copy-dt-needed-entries", no_argument, NULL,
299 OPTION_ADD_DT_NEEDED_FOR_DYNAMIC},
300 '\0', NULL, N_("Copy DT_NEEDED links mentioned inside DSOs that follow"),
301 TWO_DASHES },
302 { {"no-copy-dt-needed-entries", no_argument, NULL,
303 OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC},
304 '\0', NULL, N_("Do not copy DT_NEEDED links mentioned inside DSOs that follow"),
305 TWO_DASHES },
306
252b5132 307 { {"cref", no_argument, NULL, OPTION_CREF},
6feb9908 308 '\0', NULL, N_("Output cross reference table"), TWO_DASHES },
252b5132 309 { {"defsym", required_argument, NULL, OPTION_DEFSYM},
6feb9908 310 '\0', N_("SYMBOL=EXPRESSION"), N_("Define a symbol"), TWO_DASHES },
28c309a2 311 { {"demangle", optional_argument, NULL, OPTION_DEMANGLE},
6feb9908
AM		 312 '\0', N_("[=STYLE]"), N_("Demangle symbol names [using STYLE]"),
313 TWO_DASHES },
252b5132 314 { {"embedded-relocs", no_argument, NULL, OPTION_EMBEDDED_RELOCS},
6feb9908 315 '\0', NULL, N_("Generate embedded relocs"), TWO_DASHES},
8fdd7217
NC		 316 { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL},
317 '\0', NULL, N_("Treat warnings as errors"),
318 TWO_DASHES },
0fe58ccd
NC		 319 { {"no-fatal-warnings", no_argument, NULL, OPTION_NO_WARN_FATAL},
320 '\0', NULL, N_("Do not treat warnings as errors (default)"),
321 TWO_DASHES },
3dbf70a2 322 { {"fini", required_argument, NULL, OPTION_FINI},
6feb9908 323 '\0', N_("SYMBOL"), N_("Call SYMBOL at unload-time"), ONE_DASH },
252b5132 324 { {"force-exe-suffix", no_argument, NULL, OPTION_FORCE_EXE_SUFFIX},
6feb9908 325 '\0', NULL, N_("Force generation of file with .exe suffix"), TWO_DASHES},
252b5132 326 { {"gc-sections", no_argument, NULL, OPTION_GC_SECTIONS},
6feb9908
AM		 327 '\0', NULL, N_("Remove unused sections (on some targets)"),
328 TWO_DASHES },
252b5132 329 { {"no-gc-sections", no_argument, NULL, OPTION_NO_GC_SECTIONS},
6feb9908
AM		 330 '\0', NULL, N_("Don't remove unused sections (default)"),
331 TWO_DASHES },
c17d87de
NC		 332 { {"print-gc-sections", no_argument, NULL, OPTION_PRINT_GC_SECTIONS},
333 '\0', NULL, N_("List removed unused sections on stderr"),
334 TWO_DASHES },
335 { {"no-print-gc-sections", no_argument, NULL, OPTION_NO_PRINT_GC_SECTIONS},
336 '\0', NULL, N_("Do not list removed unused sections"),
337 TWO_DASHES },
2d643429 338 { {"hash-size=<NUMBER>", required_argument, NULL, OPTION_HASH_SIZE},
6feb9908
AM		 339 '\0', NULL, N_("Set default hash table size close to <NUMBER>"),
340 TWO_DASHES },
252b5132 341 { {"help", no_argument, NULL, OPTION_HELP},
6feb9908 342 '\0', NULL, N_("Print option help"), TWO_DASHES },
3dbf70a2 343 { {"init", required_argument, NULL, OPTION_INIT},
6feb9908 344 '\0', N_("SYMBOL"), N_("Call SYMBOL at load-time"), ONE_DASH },
252b5132 345 { {"Map", required_argument, NULL, OPTION_MAP},
6feb9908 346 '\0', N_("FILE"), N_("Write a map file"), ONE_DASH },
4818e05f 347 { {"no-define-common", no_argument, NULL, OPTION_NO_DEFINE_COMMON},
6feb9908 348 '\0', NULL, N_("Do not define Common storage"), TWO_DASHES },
252b5132 349 { {"no-demangle", no_argument, NULL, OPTION_NO_DEMANGLE },
6feb9908 350 '\0', NULL, N_("Do not demangle symbol names"), TWO_DASHES },
252b5132 351 { {"no-keep-memory", no_argument, NULL, OPTION_NO_KEEP_MEMORY},
6feb9908 352 '\0', NULL, N_("Use less memory and more disk I/O"), TWO_DASHES },
252b5132 353 { {"no-undefined", no_argument, NULL, OPTION_NO_UNDEFINED},
6feb9908
AM		 354 '\0', NULL, N_("Do not allow unresolved references in object files"),
355 TWO_DASHES },
b79e8c78 356 { {"allow-shlib-undefined", no_argument, NULL, OPTION_ALLOW_SHLIB_UNDEFINED},
cc643b88 357 '\0', NULL, N_("Allow unresolved references in shared libraries"),
6feb9908
AM		 358 TWO_DASHES },
359 { {"no-allow-shlib-undefined", no_argument, NULL,
360 OPTION_NO_ALLOW_SHLIB_UNDEFINED},
361 '\0', NULL, N_("Do not allow unresolved references in shared libs"),
362 TWO_DASHES },
363 { {"allow-multiple-definition", no_argument, NULL,
364 OPTION_ALLOW_MULTIPLE_DEFINITION},
365 '\0', NULL, N_("Allow multiple definitions"), TWO_DASHES },
31941635 366 { {"no-undefined-version", no_argument, NULL, OPTION_NO_UNDEFINED_VERSION},
6feb9908 367 '\0', NULL, N_("Disallow undefined version"), TWO_DASHES },
3e3b46e5
PB		 368 { {"default-symver", no_argument, NULL, OPTION_DEFAULT_SYMVER},
369 '\0', NULL, N_("Create default symbol version"), TWO_DASHES },
fc0e6df6
PB		 370 { {"default-imported-symver", no_argument, NULL,
371 OPTION_DEFAULT_IMPORTED_SYMVER},
372 '\0', NULL, N_("Create default symbol version for imported symbols"),
373 TWO_DASHES },
252b5132 374 { {"no-warn-mismatch", no_argument, NULL, OPTION_NO_WARN_MISMATCH},
6feb9908 375 '\0', NULL, N_("Don't warn about mismatched input files"), TWO_DASHES},
fe7929ce
AM		 376 { {"no-warn-search-mismatch", no_argument, NULL,
377 OPTION_NO_WARN_SEARCH_MISMATCH},
378 '\0', NULL, N_("Don't warn on finding an incompatible library"),
379 TWO_DASHES},
252b5132 380 { {"no-whole-archive", no_argument, NULL, OPTION_NO_WHOLE_ARCHIVE},
6feb9908 381 '\0', NULL, N_("Turn off --whole-archive"), TWO_DASHES },
252b5132 382 { {"noinhibit-exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC},
6feb9908
AM		 383 '\0', NULL, N_("Create an output file even if errors occur"),
384 TWO_DASHES },
252b5132 385 { {"noinhibit_exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC},
6feb9908 386 '\0', NULL, NULL, NO_HELP },
361b220e 387 { {"nostdlib", no_argument, NULL, OPTION_NOSTDLIB},
6feb9908 388 '\0', NULL, N_("Only use library directories specified on\n"
c58dea77
AM		 389 " the command line"),
390 ONE_DASH },
252b5132 391 { {"oformat", required_argument, NULL, OPTION_OFORMAT},
6feb9908
AM		 392 '\0', N_("TARGET"), N_("Specify target of output file"),
393 EXACTLY_TWO_DASHES },
30824704
RM		 394 { {"print-output-format", no_argument, NULL, OPTION_PRINT_OUTPUT_FORMAT},
395 '\0', NULL, N_("Print default output format"), TWO_DASHES },
cb9322a8
HPN		 396 { {"print-sysroot", no_argument, NULL, OPTION_PRINT_SYSROOT},
397 '\0', NULL, N_("Print current sysroot"), TWO_DASHES },
252b5132 398 { {"qmagic", no_argument, NULL, OPTION_IGNORE},
6feb9908
AM		 399 '\0', NULL, N_("Ignored for Linux compatibility"), ONE_DASH },
400 { {"reduce-memory-overheads", no_argument, NULL,
401 OPTION_REDUCE_MEMORY_OVERHEADS},
402 '\0', NULL, N_("Reduce memory overheads, possibly taking much longer"),
403 TWO_DASHES },
252b5132 404 { {"relax", no_argument, NULL, OPTION_RELAX},
28d5f677
NC		 405 '\0', NULL, N_("Reduce code size by using target specific optimizations"), TWO_DASHES },
406 { {"no-relax", no_argument, NULL, OPTION_NO_RELAX},
407 '\0', NULL, N_("Do not use relaxation techniques to reduce code size"), TWO_DASHES },
252b5132 408 { {"retain-symbols-file", required_argument, NULL,
6feb9908
AM		 409 OPTION_RETAIN_SYMBOLS_FILE},
410 '\0', N_("FILE"), N_("Keep only symbols listed in FILE"), TWO_DASHES },
252b5132 411 { {"rpath", required_argument, NULL, OPTION_RPATH},
6feb9908 412 '\0', N_("PATH"), N_("Set runtime shared library search path"), ONE_DASH },
252b5132 413 { {"rpath-link", required_argument, NULL, OPTION_RPATH_LINK},
6feb9908
AM		 414 '\0', N_("PATH"), N_("Set link time shared library search path"),
415 ONE_DASH },
252b5132 416 { {"shared", no_argument, NULL, OPTION_SHARED},
6feb9908 417 '\0', NULL, N_("Create a shared library"), ONE_DASH },
252b5132 418 { {"Bshareable", no_argument, NULL, OPTION_SHARED }, /* FreeBSD. */
6feb9908 419 '\0', NULL, NULL, ONE_DASH },
36af4a4e 420 { {"pie", no_argument, NULL, OPTION_PIE},
6feb9908 421 '\0', NULL, N_("Create a position independent executable"), ONE_DASH },
36af4a4e 422 { {"pic-executable", no_argument, NULL, OPTION_PIE},
6feb9908 423 '\0', NULL, NULL, TWO_DASHES },
de7dd2bd 424 { {"sort-common", optional_argument, NULL, OPTION_SORT_COMMON},
9d5777a3
RM		 425 '\0', N_("[=ascending|descending]"),
426 N_("Sort common symbols by alignment [in specified order]"),
de7dd2bd 427 TWO_DASHES },
252b5132 428 { {"sort_common", no_argument, NULL, OPTION_SORT_COMMON},
6feb9908 429 '\0', NULL, NULL, NO_HELP },
bcaa7b3e 430 { {"sort-section", required_argument, NULL, OPTION_SORT_SECTION},
9d5777a3 431 '\0', N_("name|alignment"),
bcaa7b3e 432 N_("Sort sections by name or maximum alignment"), TWO_DASHES },
db6751f2 433 { {"spare-dynamic-tags", required_argument, NULL, OPTION_SPARE_DYNAMIC_TAGS},
6feb9908
AM		 434 '\0', N_("COUNT"), N_("How many tags to reserve in .dynamic section"),
435 TWO_DASHES },
a854a4a7 436 { {"split-by-file", optional_argument, NULL, OPTION_SPLIT_BY_FILE},
6feb9908
AM		 437 '\0', N_("[=SIZE]"), N_("Split output sections every SIZE octets"),
438 TWO_DASHES },
a854a4a7 439 { {"split-by-reloc", optional_argument, NULL, OPTION_SPLIT_BY_RELOC},
6feb9908
AM		 440 '\0', N_("[=COUNT]"), N_("Split output sections every COUNT relocs"),
441 TWO_DASHES },
252b5132 442 { {"stats", no_argument, NULL, OPTION_STATS},
6feb9908 443 '\0', NULL, N_("Print memory usage statistics"), TWO_DASHES },
ea20a7da 444 { {"target-help", no_argument, NULL, OPTION_TARGET_HELP},
6feb9908 445 '\0', NULL, N_("Display target specific options"), TWO_DASHES },
252b5132 446 { {"task-link", required_argument, NULL, OPTION_TASK_LINK},
6feb9908 447 '\0', N_("SYMBOL"), N_("Do task level linking"), TWO_DASHES },
252b5132 448 { {"traditional-format", no_argument, NULL, OPTION_TRADITIONAL_FORMAT},
6feb9908 449 '\0', NULL, N_("Use same format as native linker"), TWO_DASHES },
176355da 450 { {"section-start", required_argument, NULL, OPTION_SECTION_START},
6feb9908
AM		 451 '\0', N_("SECTION=ADDRESS"), N_("Set address of named section"),
452 TWO_DASHES },
252b5132 453 { {"Tbss", required_argument, NULL, OPTION_TBSS},
6feb9908 454 '\0', N_("ADDRESS"), N_("Set address of .bss section"), ONE_DASH },
252b5132 455 { {"Tdata", required_argument, NULL, OPTION_TDATA},
6feb9908 456 '\0', N_("ADDRESS"), N_("Set address of .data section"), ONE_DASH },
252b5132 457 { {"Ttext", required_argument, NULL, OPTION_TTEXT},
6feb9908 458 '\0', N_("ADDRESS"), N_("Set address of .text section"), ONE_DASH },
258795f5
L		 459 { {"Ttext-segment", required_argument, NULL, OPTION_TTEXT_SEGMENT},
460 '\0', N_("ADDRESS"), N_("Set address of text segment"), ONE_DASH },
9d5777a3
RM		 461 { {"Trodata-segment", required_argument, NULL, OPTION_TRODATA_SEGMENT},
462 '\0', N_("ADDRESS"), N_("Set address of rodata segment"), ONE_DASH },
0d705e9f
AM		 463 { {"Tldata-segment", required_argument, NULL, OPTION_TLDATA_SEGMENT},
464 '\0', N_("ADDRESS"), N_("Set address of ldata segment"), ONE_DASH },
6feb9908
AM		 465 { {"unresolved-symbols=<method>", required_argument, NULL,
466 OPTION_UNRESOLVED_SYMBOLS},
467 '\0', NULL, N_("How to handle unresolved symbols. <method> is:\n"
c58dea77
AM		 468 " ignore-all, report-all, ignore-in-object-files,\n"
469 " ignore-in-shared-libs"),
470 TWO_DASHES },
1715a13c
L		 471 { {"verbose", optional_argument, NULL, OPTION_VERBOSE},
472 '\0', N_("[=NUMBER]"),
473 N_("Output lots of information during link"), TWO_DASHES },
252b5132 474 { {"dll-verbose", no_argument, NULL, OPTION_VERBOSE}, /* Linux. */
6feb9908 475 '\0', NULL, NULL, NO_HELP },
252b5132 476 { {"version-script", required_argument, NULL, OPTION_VERSION_SCRIPT },
6feb9908 477 '\0', N_("FILE"), N_("Read version information script"), TWO_DASHES },
252b5132
RH		 478 { {"version-exports-section", required_argument, NULL,
479 OPTION_VERSION_EXPORTS_SECTION },
6feb9908 480 '\0', N_("SYMBOL"), N_("Take export symbols list from .exports, using\n"
c58dea77
AM		 481 " SYMBOL as the version."),
482 TWO_DASHES },
40b36307
L		 483 { {"dynamic-list-data", no_argument, NULL, OPTION_DYNAMIC_LIST_DATA},
484 '\0', NULL, N_("Add data symbols to dynamic list"), TWO_DASHES },
485 { {"dynamic-list-cpp-new", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_NEW},
486 '\0', NULL, N_("Use C++ operator new/delete dynamic list"), TWO_DASHES },
55255dae
L		 487 { {"dynamic-list-cpp-typeinfo", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_TYPEINFO},
488 '\0', NULL, N_("Use C++ typeinfo dynamic list"), TWO_DASHES },
489 { {"dynamic-list", required_argument, NULL, OPTION_DYNAMIC_LIST},
490 '\0', N_("FILE"), N_("Read dynamic list"), TWO_DASHES },
252b5132 491 { {"warn-common", no_argument, NULL, OPTION_WARN_COMMON},
6feb9908 492 '\0', NULL, N_("Warn about duplicate common symbols"), TWO_DASHES },
252b5132 493 { {"warn-constructors", no_argument, NULL, OPTION_WARN_CONSTRUCTORS},
6feb9908
AM		 494 '\0', NULL, N_("Warn if global constructors/destructors are seen"),
495 TWO_DASHES },
252b5132 496 { {"warn-multiple-gp", no_argument, NULL, OPTION_WARN_MULTIPLE_GP},
6feb9908 497 '\0', NULL, N_("Warn if the multiple GP values are used"), TWO_DASHES },
252b5132 498 { {"warn-once", no_argument, NULL, OPTION_WARN_ONCE},
6feb9908 499 '\0', NULL, N_("Warn only once per undefined symbol"), TWO_DASHES },
252b5132 500 { {"warn-section-align", no_argument, NULL, OPTION_WARN_SECTION_ALIGN},
6feb9908
AM		 501 '\0', NULL, N_("Warn if start of section changes due to alignment"),
502 TWO_DASHES },
8fdd7217
NC		 503 { {"warn-shared-textrel", no_argument, NULL, OPTION_WARN_SHARED_TEXTREL},
504 '\0', NULL, N_("Warn if shared object has DT_TEXTREL"),
505 TWO_DASHES },
a0c402a5
L		 506 { {"warn-alternate-em", no_argument, NULL, OPTION_WARN_ALTERNATE_EM},
507 '\0', NULL, N_("Warn if an object has alternate ELF machine code"),
508 TWO_DASHES },
6feb9908
AM		 509 { {"warn-unresolved-symbols", no_argument, NULL,
510 OPTION_WARN_UNRESOLVED_SYMBOLS},
560e09e9 511 '\0', NULL, N_("Report unresolved symbols as warnings"), TWO_DASHES },
6feb9908
AM		 512 { {"error-unresolved-symbols", no_argument, NULL,
513 OPTION_ERROR_UNRESOLVED_SYMBOLS},
560e09e9 514 '\0', NULL, N_("Report unresolved symbols as errors"), TWO_DASHES },
252b5132 515 { {"whole-archive", no_argument, NULL, OPTION_WHOLE_ARCHIVE},
6feb9908
AM		 516 '\0', NULL, N_("Include all objects from following archives"),
517 TWO_DASHES },
252b5132 518 { {"wrap", required_argument, NULL, OPTION_WRAP},
6feb9908 519 '\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), TWO_DASHES },
0e86e20e
AM		 520 { {"ignore-unresolved-symbol", required_argument, NULL,
521 OPTION_IGNORE_UNRESOLVED_SYMBOL},
522 '\0', N_("SYMBOL"),
523 N_("Unresolved SYMBOL will not cause an error or warning"), TWO_DASHES },
26278bb8
UD		 524 { {"push-state", no_argument, NULL, OPTION_PUSH_STATE},
525 '\0', NULL, N_("Push state of flags governing input file handling"),
526 TWO_DASHES },
527 { {"pop-state", no_argument, NULL, OPTION_POP_STATE},
528 '\0', NULL, N_("Pop state of flags governing input file handling"),
529 TWO_DASHES },
3604cb1f
TG		 530 { {"print-memory-usage", no_argument, NULL, OPTION_PRINT_MEMORY_USAGE},
531 '\0', NULL, N_("Report target memory usage"), TWO_DASHES },
c005eb9e
AB		 532 { {"orphan-handling", required_argument, NULL, OPTION_ORPHAN_HANDLING},
533 '\0', N_("=MODE"), N_("Control how orphan sections are handled."),
534 TWO_DASHES },
252b5132
RH		 535};
536
e4897a32 537#define OPTION_COUNT ARRAY_SIZE (ld_options)
252b5132 538
252b5132 539void
1579bae1 540parse_args (unsigned argc, char **argv)
252b5132 541{
e4897a32
NC		 542 unsigned i;
543 int is, il, irl;
252b5132
RH		 544 int ingroup = 0;
545 char *default_dirlist = NULL;
3bcf5557
AM		 546 char *shortopts;
547 struct option *longopts;
548 struct option *really_longopts;
252b5132 549 int last_optind;
560e09e9 550 enum report_method how_to_report_unresolved_symbols = RM_GENERATE_ERROR;
252b5132 551
1e9cc1c2
NC		 552 shortopts = (char *) xmalloc (OPTION_COUNT * 3 + 2);
553 longopts = (struct option *)
554 xmalloc (sizeof (*longopts) * (OPTION_COUNT + 1));
555 really_longopts = (struct option *)
556 malloc (sizeof (*really_longopts) * (OPTION_COUNT + 1));
3bcf5557 557
252b5132
RH		 558 /* Starting the short option string with '-' is for programs that
559 expect options and other ARGV-elements in any order and that care about
560 the ordering of the two. We describe each non-option ARGV-element
561 as if it were the argument of an option with character code 1. */
562 shortopts[0] = '-';
563 is = 1;
564 il = 0;
e4897a32 565 irl = 0;
252b5132
RH		 566 for (i = 0; i < OPTION_COUNT; i++)
567 {
568 if (ld_options[i].shortopt != '\0')
569 {
570 shortopts[is] = ld_options[i].shortopt;
571 ++is;
572 if (ld_options[i].opt.has_arg == required_argument
573 || ld_options[i].opt.has_arg == optional_argument)
574 {
575 shortopts[is] = ':';
576 ++is;
577 if (ld_options[i].opt.has_arg == optional_argument)
578 {
579 shortopts[is] = ':';
580 ++is;
581 }
582 }
583 }
584 if (ld_options[i].opt.name != NULL)
585 {
e4897a32
NC		 586 if (ld_options[i].control == EXACTLY_TWO_DASHES)
587 {
588 really_longopts[irl] = ld_options[i].opt;
589 ++irl;
590 }
591 else
592 {
593 longopts[il] = ld_options[i].opt;
594 ++il;
595 }
252b5132
RH		 596 }
597 }
598 shortopts[is] = '\0';
599 longopts[il].name = NULL;
e4897a32 600 really_longopts[irl].name = NULL;
252b5132 601
3bcf5557
AM		 602 ldemul_add_options (is, &shortopts, il, &longopts, irl, &really_longopts);
603
252b5132
RH		 604 /* The -G option is ambiguous on different platforms. Sometimes it
605 specifies the largest data size to put into the small data
606 section. Sometimes it is equivalent to --shared. Unfortunately,
607 the first form takes an argument, while the second does not.
608
609 We need to permit the --shared form because on some platforms,
610 such as Solaris, gcc -shared will pass -G to the linker.
611
612 To permit either usage, we look through the argument list. If we
613 find -G not followed by a number, we change it into --shared.
614 This will work for most normal cases. */
615 for (i = 1; i < argc; i++)
616 if (strcmp (argv[i], "-G") == 0
617 && (i + 1 >= argc
3882b010 618 || ! ISDIGIT (argv[i + 1][0])))
252b5132
RH		 619 argv[i] = (char *) "--shared";
620
621 /* Because we permit long options to start with a single dash, and
622 we have a --library option, and the -l option is conventionally
623 used with an immediately following argument, we can have bad
624 results if somebody tries to use -l with a library whose name
625 happens to start with "ibrary", as in -li. We avoid problems by
626 simply turning -l into --library. This means that users will
627 have to use two dashes in order to use --library, which is OK
628 since that's how it is documented.
629
630 FIXME: It's possible that this problem can arise for other short
631 options as well, although the user does always have the recourse
632 of adding a space between the option and the argument. */
633 for (i = 1; i < argc; i++)
634 {
635 if (argv[i][0] == '-'
636 && argv[i][1] == 'l'
637 && argv[i][2] != '\0')
638 {
639 char *n;
640
1e9cc1c2 641 n = (char *) xmalloc (strlen (argv[i]) + 20);
252b5132
RH		 642 sprintf (n, "--library=%s", argv[i] + 2);
643 argv[i] = n;
644 }
645 }
646
647 last_optind = -1;
648 while (1)
649 {
89894c62 650 int longind;
252b5132 651 int optc;
dab69f68 652 static unsigned int defsym_count;
252b5132
RH		 653
654 /* Using last_optind lets us avoid calling ldemul_parse_args
655 multiple times on a single option, which would lead to
656 confusion in the internal static variables maintained by
657 getopt. This could otherwise happen for an argument like
658 -nx, in which the -n is parsed as a single option, and we
659 loop around to pick up the -x. */
660 if (optind != last_optind)
89894c62
AM		 661 if (ldemul_parse_args (argc, argv))
662 continue;
252b5132
RH		 663
664 /* getopt_long_only is like getopt_long, but '-' as well as '--'
665 can indicate a long option. */
0fc3347a 666 opterr = 0;
89894c62 667 last_optind = optind;
252b5132 668 optc = getopt_long_only (argc, argv, shortopts, longopts, &longind);
0fc3347a
NC		 669 if (optc == '?')
670 {
89894c62
AM		 671 optind = last_optind;
672 optc = getopt_long (argc, argv, "-", really_longopts, &longind);
0fc3347a 673 }
b7ed8fad 674
3bcf5557
AM		 675 if (ldemul_handle_option (optc))
676 continue;
677
252b5132
RH		 678 if (optc == -1)
679 break;
0fc3347a 680
252b5132
RH		 681 switch (optc)
682 {
0fc3347a 683 case '?':
f82aa165
NC		 684 {
685 /* If the last word on the command line is an option that
686 requires an argument, getopt will refuse to recognise it.
687 Try to catch such options here and issue a more helpful
688 error message than just "unrecognized option". */
689 int opt;
690
691 for (opt = ARRAY_SIZE (ld_options); opt--;)
692 if (ld_options[opt].opt.has_arg == required_argument
693 /* FIXME: There are a few short options that do not
694 have long equivalents, but which require arguments.
695 We should handle them too. */
696 && ld_options[opt].opt.name != NULL
697 && strcmp (argv[last_optind] + ld_options[opt].control, ld_options[opt].opt.name) == 0)
698 {
699 einfo (_("%P: %s: missing argument\n"), argv[last_optind]);
700 break;
701 }
702
703 if (opt == -1)
704 einfo (_("%P: unrecognized option '%s'\n"), argv[last_optind]);
705 }
058a363d
BE		 706 /* Fall through. */
707
252b5132 708 default:
210a7bd1
NC		 709 einfo (_("%P%F: use the --help option for usage information\n"));
710
252b5132 711 case 1: /* File name. */
1579bae1 712 lang_add_input_file (optarg, lang_input_file_is_file_enum, NULL);
252b5132
RH		 713 break;
714
715 case OPTION_IGNORE:
716 break;
717 case 'a':
718 /* For HP/UX compatibility. Actually -a shared should mean
1579bae1
AM		 719 ``use only shared libraries'' but, then, we don't
720 currently support shared libraries on HP/UX anyhow. */
252b5132 721 if (strcmp (optarg, "archive") == 0)
66be1055 722 input_flags.dynamic = FALSE;
252b5132
RH		 723 else if (strcmp (optarg, "shared") == 0
724 || strcmp (optarg, "default") == 0)
66be1055 725 input_flags.dynamic = TRUE;
252b5132
RH		 726 else
727 einfo (_("%P%F: unrecognized -a option `%s'\n"), optarg);
728 break;
729 case OPTION_ASSERT:
730 /* FIXME: We just ignore these, but we should handle them. */
731 if (strcmp (optarg, "definitions") == 0)
732 ;
733 else if (strcmp (optarg, "nodefinitions") == 0)
734 ;
735 else if (strcmp (optarg, "nosymbolic") == 0)
736 ;
737 else if (strcmp (optarg, "pure-text") == 0)
738 ;
739 else
740 einfo (_("%P%F: unrecognized -assert option `%s'\n"), optarg);
741 break;
742 case 'A':
743 ldfile_add_arch (optarg);
744 break;
745 case 'b':
746 lang_add_target (optarg);
747 break;
748 case 'c':
749 ldfile_open_command_file (optarg);
750 parser_input = input_mri_script;
751 yyparse ();
752 break;
753 case OPTION_CALL_SHARED:
66be1055 754 input_flags.dynamic = TRUE;
252b5132
RH		 755 break;
756 case OPTION_NON_SHARED:
66be1055 757 input_flags.dynamic = FALSE;
252b5132
RH		 758 break;
759 case OPTION_CREF:
b34976b6
AM		 760 command_line.cref = TRUE;
761 link_info.notice_all = TRUE;
252b5132
RH		 762 break;
763 case 'd':
b34976b6 764 command_line.force_common_definition = TRUE;
252b5132
RH		 765 break;
766 case OPTION_DEFSYM:
767 lex_string = optarg;
dab69f68 768 lex_redirect (optarg, "--defsym", ++defsym_count);
252b5132 769 parser_input = input_defsym;
252b5132 770 yyparse ();
252b5132
RH		 771 lex_string = NULL;
772 break;
773 case OPTION_DEMANGLE:
b34976b6 774 demangling = TRUE;
28c309a2
NC		 775 if (optarg != NULL)
776 {
777 enum demangling_styles style;
5cc18311 778
28c309a2 779 style = cplus_demangle_name_to_style (optarg);
5cc18311 780 if (style == unknown_demangling)
1d6d1a2c 781 einfo (_("%F%P: unknown demangling style `%s'\n"),
28c309a2 782 optarg);
5cc18311 783
28c309a2 784 cplus_demangle_set_style (style);
e47d05ad 785 }
252b5132 786 break;
506eee22 787 case 'I': /* Used on Solaris. */
252b5132
RH		 788 case OPTION_DYNAMIC_LINKER:
789 command_line.interpreter = optarg;
9b8b325a
RF		 790 link_info.nointerp = 0;
791 break;
792 case OPTION_NO_DYNAMIC_LINKER:
793 link_info.nointerp = 1;
252b5132 794 break;
e2243057
RS		 795 case OPTION_SYSROOT:
796 /* Already handled in ldmain.c. */
797 break;
252b5132
RH		 798 case OPTION_EB:
799 command_line.endian = ENDIAN_BIG;
800 break;
801 case OPTION_EL:
802 command_line.endian = ENDIAN_LITTLE;
803 break;
804 case OPTION_EMBEDDED_RELOCS:
b34976b6 805 command_line.embedded_relocs = TRUE;
252b5132
RH		 806 break;
807 case OPTION_EXPORT_DYNAMIC:
808 case 'E': /* HP/UX compatibility. */
b34976b6 809 link_info.export_dynamic = TRUE;
252b5132 810 break;
267e2722
CD		 811 case OPTION_NO_EXPORT_DYNAMIC:
812 link_info.export_dynamic = FALSE;
813 break;
252b5132 814 case 'e':
b34976b6 815 lang_add_entry (optarg, TRUE);
252b5132
RH		 816 break;
817 case 'f':
818 if (command_line.auxiliary_filters == NULL)
819 {
1e9cc1c2
NC		 820 command_line.auxiliary_filters = (char **)
821 xmalloc (2 * sizeof (char *));
252b5132
RH		 822 command_line.auxiliary_filters[0] = optarg;
823 command_line.auxiliary_filters[1] = NULL;
824 }
825 else
826 {
827 int c;
828 char **p;
829
830 c = 0;
831 for (p = command_line.auxiliary_filters; *p != NULL; p++)
832 ++c;
1e9cc1c2
NC		 833 command_line.auxiliary_filters = (char **)
834 xrealloc (command_line.auxiliary_filters,
1579bae1 835 (c + 2) * sizeof (char *));
252b5132
RH		 836 command_line.auxiliary_filters[c] = optarg;
837 command_line.auxiliary_filters[c + 1] = NULL;
838 }
839 break;
840 case 'F':
841 command_line.filter_shlib = optarg;
842 break;
843 case OPTION_FORCE_EXE_SUFFIX:
b34976b6 844 command_line.force_exe_suffix = TRUE;
252b5132
RH		 845 break;
846 case 'G':
847 {
848 char *end;
849 g_switch_value = strtoul (optarg, &end, 0);
850 if (*end)
851 einfo (_("%P%F: invalid number `%s'\n"), optarg);
852 }
853 break;
854 case 'g':
855 /* Ignore. */
856 break;
857 case OPTION_GC_SECTIONS:
57316bff 858 link_info.gc_sections = TRUE;
252b5132 859 break;
c17d87de
NC		 860 case OPTION_PRINT_GC_SECTIONS:
861 link_info.print_gc_sections = TRUE;
862 break;
252b5132
RH		 863 case OPTION_HELP:
864 help ();
865 xexit (0);
866 break;
867 case 'L':
b34976b6 868 ldfile_add_library_path (optarg, TRUE);
252b5132
RH		 869 break;
870 case 'l':
1579bae1 871 lang_add_input_file (optarg, lang_input_file_is_l_enum, NULL);
252b5132
RH		 872 break;
873 case 'M':
874 config.map_filename = "-";
875 break;
876 case 'm':
877 /* Ignore. Was handled in a pre-parse. */
878 break;
879 case OPTION_MAP:
880 config.map_filename = optarg;
881 break;
882 case 'N':
b34976b6
AM		 883 config.text_read_only = FALSE;
884 config.magic_demand_paged = FALSE;
66be1055 885 input_flags.dynamic = FALSE;
252b5132 886 break;
63fd3b82 887 case OPTION_NO_OMAGIC:
b34976b6
AM		 888 config.text_read_only = TRUE;
889 config.magic_demand_paged = TRUE;
66be1055 890 /* NB/ Does not set input_flags.dynamic to TRUE.
63fd3b82
NC		 891 Use --call-shared or -Bdynamic for this. */
892 break;
252b5132 893 case 'n':
b34976b6 894 config.magic_demand_paged = FALSE;
66be1055 895 input_flags.dynamic = FALSE;
252b5132 896 break;
4818e05f 897 case OPTION_NO_DEFINE_COMMON:
b34976b6 898 command_line.inhibit_common_definition = TRUE;
4818e05f 899 break;
252b5132 900 case OPTION_NO_DEMANGLE:
b34976b6 901 demangling = FALSE;
252b5132
RH		 902 break;
903 case OPTION_NO_GC_SECTIONS:
57316bff 904 link_info.gc_sections = FALSE;
252b5132 905 break;
c17d87de
NC		 906 case OPTION_NO_PRINT_GC_SECTIONS:
907 link_info.print_gc_sections = FALSE;
908 break;
252b5132 909 case OPTION_NO_KEEP_MEMORY:
b34976b6 910 link_info.keep_memory = FALSE;
252b5132
RH		 911 break;
912 case OPTION_NO_UNDEFINED:
6feb9908
AM		 913 link_info.unresolved_syms_in_objects
914 = how_to_report_unresolved_symbols;
252b5132 915 break;
b79e8c78 916 case OPTION_ALLOW_SHLIB_UNDEFINED:
560e09e9 917 link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
b79e8c78 918 break;
ae9a127f 919 case OPTION_NO_ALLOW_SHLIB_UNDEFINED:
6feb9908
AM		 920 link_info.unresolved_syms_in_shared_libs
921 = how_to_report_unresolved_symbols;
ae9a127f 922 break;
560e09e9
NC		 923 case OPTION_UNRESOLVED_SYMBOLS:
924 if (strcmp (optarg, "ignore-all") == 0)
925 {
926 link_info.unresolved_syms_in_objects = RM_IGNORE;
927 link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
928 }
929 else if (strcmp (optarg, "report-all") == 0)
930 {
6feb9908
AM		 931 link_info.unresolved_syms_in_objects
932 = how_to_report_unresolved_symbols;
933 link_info.unresolved_syms_in_shared_libs
934 = how_to_report_unresolved_symbols;
560e09e9
NC		 935 }
936 else if (strcmp (optarg, "ignore-in-object-files") == 0)
937 {
938 link_info.unresolved_syms_in_objects = RM_IGNORE;
6feb9908
AM		 939 link_info.unresolved_syms_in_shared_libs
940 = how_to_report_unresolved_symbols;
560e09e9
NC		 941 }
942 else if (strcmp (optarg, "ignore-in-shared-libs") == 0)
943 {
6feb9908
AM		 944 link_info.unresolved_syms_in_objects
945 = how_to_report_unresolved_symbols;
560e09e9
NC		 946 link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
947 }
948 else
949 einfo (_("%P%F: bad --unresolved-symbols option: %s\n"), optarg);
950 break;
951 case OPTION_WARN_UNRESOLVED_SYMBOLS:
952 how_to_report_unresolved_symbols = RM_GENERATE_WARNING;
953 if (link_info.unresolved_syms_in_objects == RM_GENERATE_ERROR)
954 link_info.unresolved_syms_in_objects = RM_GENERATE_WARNING;
955 if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_ERROR)
956 link_info.unresolved_syms_in_shared_libs = RM_GENERATE_WARNING;
957 break;
6feb9908 958
560e09e9
NC		 959 case OPTION_ERROR_UNRESOLVED_SYMBOLS:
960 how_to_report_unresolved_symbols = RM_GENERATE_ERROR;
961 if (link_info.unresolved_syms_in_objects == RM_GENERATE_WARNING)
962 link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
963 if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_WARNING)
964 link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR;
6feb9908 965 break;
aa713662 966 case OPTION_ALLOW_MULTIPLE_DEFINITION:
b34976b6 967 link_info.allow_multiple_definition = TRUE;
aa713662 968 break;
31941635 969 case OPTION_NO_UNDEFINED_VERSION:
b34976b6 970 link_info.allow_undefined_version = FALSE;
31941635 971 break;
3e3b46e5
PB		 972 case OPTION_DEFAULT_SYMVER:
973 link_info.create_default_symver = TRUE;
974 break;
fc0e6df6
PB		 975 case OPTION_DEFAULT_IMPORTED_SYMVER:
976 link_info.default_imported_symver = TRUE;
977 break;
252b5132 978 case OPTION_NO_WARN_MISMATCH:
b34976b6 979 command_line.warn_mismatch = FALSE;
252b5132 980 break;
fe7929ce
AM		 981 case OPTION_NO_WARN_SEARCH_MISMATCH:
982 command_line.warn_search_mismatch = FALSE;
983 break;
252b5132 984 case OPTION_NOINHIBIT_EXEC:
b34976b6 985 force_make_executable = TRUE;
252b5132 986 break;
361b220e 987 case OPTION_NOSTDLIB:
b34976b6 988 config.only_cmd_line_lib_dirs = TRUE;
361b220e 989 break;
252b5132 990 case OPTION_NO_WHOLE_ARCHIVE:
66be1055 991 input_flags.whole_archive = FALSE;
252b5132
RH		 992 break;
993 case 'O':
994 /* FIXME "-O<non-digits> <value>" used to set the address of
995 section <non-digits>. Was this for compatibility with
996 something, or can we create a new option to do that
997 (with a syntax similar to -defsym)?
998 getopt can't handle two args to an option without kludges. */
999
1000 /* Enable optimizations of output files. */
b34976b6 1001 link_info.optimize = strtoul (optarg, NULL, 0) ? TRUE : FALSE;
252b5132
RH		 1002 break;
1003 case 'o':
5cc18311 1004 lang_add_output (optarg, 0);
252b5132
RH		 1005 break;
1006 case OPTION_OFORMAT:
1579bae1 1007 lang_add_output_format (optarg, NULL, NULL, 0);
252b5132 1008 break;
76359541
TP		 1009 case OPTION_OUT_IMPLIB:
1010 command_line.out_implib_filename = xstrdup (optarg);
1011 break;
cb9322a8
HPN		 1012 case OPTION_PRINT_SYSROOT:
1013 if (*ld_sysroot)
1014 puts (ld_sysroot);
1015 xexit (0);
1016 break;
30824704
RM		 1017 case OPTION_PRINT_OUTPUT_FORMAT:
1018 command_line.print_output_format = TRUE;
1019 break;
5d3236ee
DK		 1020#ifdef ENABLE_PLUGINS
1021 case OPTION_PLUGIN:
d82184d7 1022 plugin_opt_plugin (optarg);
5d3236ee
DK		 1023 break;
1024 case OPTION_PLUGIN_OPT:
1025 if (plugin_opt_plugin_arg (optarg))
f82aa165 1026 einfo (_("%P%F: bad -plugin-opt option\n"));
5d3236ee
DK		 1027 break;
1028#endif /* ENABLE_PLUGINS */
a712da20 1029 case 'q':
b34976b6 1030 link_info.emitrelocations = TRUE;
a712da20 1031 break;
8c5ff972 1032 case 'i':
252b5132 1033 case 'r':
210a7bd1
NC		 1034 if (optind == last_optind)
1035 /* This can happen if the user put "-rpath,a" on the command
1036 line. (Or something similar. The comma is important).
1037 Getopt becomes confused and thinks that this is a -r option
1038 but it cannot parse the text after the -r so it refuses to
1039 increment the optind counter. Detect this case and issue
1040 an error message here. We cannot just make this a warning,
1041 increment optind, and continue because getopt is too confused
1042 and will seg-fault the next time around. */
f971c12f 1043 einfo(_("%P%F: unrecognised option: %s\n"), argv[optind]);
b7a26f91 1044
0e1862bb
L		 1045 if (bfd_link_pic (&link_info))
1046 einfo (_("%P%F: -r and %s may not be used together\n"),
1047 bfd_link_dll (&link_info) ? "-shared" : "-pie");
1048
1049 link_info.type = type_relocatable;
b34976b6
AM		 1050 config.build_constructors = FALSE;
1051 config.magic_demand_paged = FALSE;
1052 config.text_read_only = FALSE;
66be1055 1053 input_flags.dynamic = FALSE;
252b5132
RH		 1054 break;
1055 case 'R':
1056 /* The GNU linker traditionally uses -R to mean to include
1057 only the symbols from a file. The Solaris linker uses -R
1058 to set the path used by the runtime linker to find
1059 libraries. This is the GNU linker -rpath argument. We
1060 try to support both simultaneously by checking the file
1061 named. If it is a directory, rather than a regular file,
1062 we assume -rpath was meant. */
1063 {
1064 struct stat s;
1065
1066 if (stat (optarg, &s) >= 0
1067 && ! S_ISDIR (s.st_mode))
1068 {
1069 lang_add_input_file (optarg,
1070 lang_input_file_is_symbols_only_enum,
1579bae1 1071 NULL);
252b5132
RH		 1072 break;
1073 }
1074 }
1075 /* Fall through. */
1076 case OPTION_RPATH:
1077 if (command_line.rpath == NULL)
d1b2b2dc 1078 command_line.rpath = xstrdup (optarg);
252b5132
RH		 1079 else
1080 {
1081 size_t rpath_len = strlen (command_line.rpath);
1082 size_t optarg_len = strlen (optarg);
1083 char *buf;
1084 char *cp = command_line.rpath;
1085
1086 /* First see whether OPTARG is already in the path. */
1087 do
1088 {
c76308d2
RS		 1089 if (strncmp (optarg, cp, optarg_len) == 0
1090 && (cp[optarg_len] == 0
1091 || cp[optarg_len] == config.rpath_separator))
252b5132
RH		 1092 /* We found it. */
1093 break;
1094
1095 /* Not yet found. */
c76308d2 1096 cp = strchr (cp, config.rpath_separator);
252b5132
RH		 1097 if (cp != NULL)
1098 ++cp;
1099 }
1100 while (cp != NULL);
1101
1102 if (cp == NULL)
1103 {
1e9cc1c2 1104 buf = (char *) xmalloc (rpath_len + optarg_len + 2);
c76308d2
RS		 1105 sprintf (buf, "%s%c%s", command_line.rpath,
1106 config.rpath_separator, optarg);
252b5132
RH		 1107 free (command_line.rpath);
1108 command_line.rpath = buf;
1109 }
1110 }
1111 break;
1112 case OPTION_RPATH_LINK:
1113 if (command_line.rpath_link == NULL)
d1b2b2dc 1114 command_line.rpath_link = xstrdup (optarg);
252b5132
RH		 1115 else
1116 {
1117 char *buf;
1118
1e9cc1c2
NC		 1119 buf = (char *) xmalloc (strlen (command_line.rpath_link)
1120 + strlen (optarg)
1121 + 2);
c76308d2
RS		 1122 sprintf (buf, "%s%c%s", command_line.rpath_link,
1123 config.rpath_separator, optarg);
252b5132
RH		 1124 free (command_line.rpath_link);
1125 command_line.rpath_link = buf;
1126 }
1127 break;
28d5f677
NC		 1128 case OPTION_NO_RELAX:
1129 DISABLE_RELAXATION;
1130 break;
252b5132 1131 case OPTION_RELAX:
28d5f677 1132 ENABLE_RELAXATION;
252b5132
RH		 1133 break;
1134 case OPTION_RETAIN_SYMBOLS_FILE:
1135 add_keepsyms_file (optarg);
1136 break;
1137 case 'S':
1138 link_info.strip = strip_debugger;
1139 break;
1140 case 's':
1141 link_info.strip = strip_all;
1142 break;
d5cd3933
AM		 1143 case OPTION_STRIP_DISCARDED:
1144 link_info.strip_discarded = TRUE;
1145 break;
1146 case OPTION_NO_STRIP_DISCARDED:
1147 link_info.strip_discarded = FALSE;
1148 break;
252b5132
RH		 1149 case OPTION_SHARED:
1150 if (config.has_shared)
560e09e9 1151 {
0e1862bb
L		 1152 if (bfd_link_relocatable (&link_info))
1153 einfo (_("%P%F: -r and -shared may not be used together\n"));
1154
1155 link_info.type = type_dll;
560e09e9
NC		 1156 /* When creating a shared library, the default
1157 behaviour is to ignore any unresolved references. */
1158 if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET)
1159 link_info.unresolved_syms_in_objects = RM_IGNORE;
1160 if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET)
1161 link_info.unresolved_syms_in_shared_libs = RM_IGNORE;
1162 }
252b5132
RH		 1163 else
1164 einfo (_("%P%F: -shared not supported\n"));
1165 break;
36af4a4e
JJ		 1166 case OPTION_PIE:
1167 if (config.has_shared)
1168 {
0e1862bb
L		 1169 if (bfd_link_relocatable (&link_info))
1170 einfo (_("%P%F: -r and -pie may not be used together\n"));
1171
64d94ba0 1172 link_info.type = type_pie;
36af4a4e
JJ		 1173 }
1174 else
1175 einfo (_("%P%F: -pie not supported\n"));
1176 break;
252b5132
RH		 1177 case 'h': /* Used on Solaris. */
1178 case OPTION_SONAME:
b0054819
UD		 1179 if (optarg[0] == '\0' && command_line.soname
1180 && command_line.soname[0])
1181 einfo (_("%P: SONAME must not be empty string; keeping previous one\n"));
1182 else
1183 command_line.soname = optarg;
252b5132
RH		 1184 break;
1185 case OPTION_SORT_COMMON:
de7dd2bd
NC		 1186 if (optarg == NULL
1187 || strcmp (optarg, N_("descending")) == 0)
1188 config.sort_common = sort_descending;
1189 else if (strcmp (optarg, N_("ascending")) == 0)
1190 config.sort_common = sort_ascending;
1191 else
1192 einfo (_("%P%F: invalid common section sorting option: %s\n"),
1193 optarg);
252b5132 1194 break;
bcaa7b3e
L		 1195 case OPTION_SORT_SECTION:
1196 if (strcmp (optarg, N_("name")) == 0)
1197 sort_section = by_name;
1198 else if (strcmp (optarg, N_("alignment")) == 0)
1199 sort_section = by_alignment;
1200 else
1201 einfo (_("%P%F: invalid section sorting option: %s\n"),
1202 optarg);
1203 break;
252b5132 1204 case OPTION_STATS:
b34976b6 1205 config.stats = TRUE;
252b5132
RH		 1206 break;
1207 case OPTION_SYMBOLIC:
d8cf8b51
L		 1208 command_line.symbolic = symbolic;
1209 break;
1210 case OPTION_SYMBOLIC_FUNCTIONS:
1211 command_line.symbolic = symbolic_functions;
252b5132
RH		 1212 break;
1213 case 't':
b34976b6 1214 trace_files = TRUE;
252b5132
RH		 1215 break;
1216 case 'T':
53d25da6 1217 previous_script_handle = saved_script_handle;
252b5132
RH		 1218 ldfile_open_command_file (optarg);
1219 parser_input = input_script;
1220 yyparse ();
53d25da6 1221 previous_script_handle = NULL;
252b5132 1222 break;
14be8564
L		 1223 case OPTION_DEFAULT_SCRIPT:
1224 command_line.default_script = optarg;
1225 break;
176355da
NC		 1226 case OPTION_SECTION_START:
1227 {
1228 char *optarg2;
227aeb07
AM		 1229 char *sec_name;
1230 int len;
176355da
NC		 1231
1232 /* Check for <something>=<somthing>... */
1233 optarg2 = strchr (optarg, '=');
1234 if (optarg2 == NULL)
6feb9908
AM		 1235 einfo (_("%P%F: invalid argument to option"
1236 " \"--section-start\"\n"));
176355da 1237
e47d05ad 1238 optarg2++;
5cc18311 1239
176355da
NC		 1240 /* So far so good. Are all the args present? */
1241 if ((*optarg == '\0') || (*optarg2 == '\0'))
6feb9908
AM		 1242 einfo (_("%P%F: missing argument(s) to option"
1243 " \"--section-start\"\n"));
176355da 1244
227aeb07
AM		 1245 /* We must copy the section name as set_section_start
1246 doesn't do it for us. */
1247 len = optarg2 - optarg;
1e9cc1c2 1248 sec_name = (char *) xmalloc (len);
227aeb07
AM		 1249 memcpy (sec_name, optarg, len - 1);
1250 sec_name[len - 1] = 0;
176355da
NC		 1251
1252 /* Then set it... */
227aeb07 1253 set_section_start (sec_name, optarg2);
176355da
NC		 1254 }
1255 break;
ea20a7da
CC		 1256 case OPTION_TARGET_HELP:
1257 /* Mention any target specific options. */
b7a26f91
KH		 1258 ldemul_list_emulation_options (stdout);
1259 exit (0);
252b5132 1260 case OPTION_TBSS:
ba916c8a 1261 set_segment_start (".bss", optarg);
252b5132
RH		 1262 break;
1263 case OPTION_TDATA:
ba916c8a 1264 set_segment_start (".data", optarg);
252b5132
RH		 1265 break;
1266 case OPTION_TTEXT:
ba916c8a 1267 set_segment_start (".text", optarg);
252b5132 1268 break;
258795f5
L		 1269 case OPTION_TTEXT_SEGMENT:
1270 set_segment_start (".text-segment", optarg);
1271 break;
9d5777a3
RM		 1272 case OPTION_TRODATA_SEGMENT:
1273 set_segment_start (".rodata-segment", optarg);
1274 break;
0d705e9f
AM		 1275 case OPTION_TLDATA_SEGMENT:
1276 set_segment_start (".ldata-segment", optarg);
1277 break;
252b5132 1278 case OPTION_TRADITIONAL_FORMAT:
b34976b6 1279 link_info.traditional_format = TRUE;
252b5132
RH		 1280 break;
1281 case OPTION_TASK_LINK:
b34976b6 1282 link_info.task_link = TRUE;
1a0670f3 1283 /* Fall through. */
252b5132 1284 case OPTION_UR:
0e1862bb
L		 1285 if (bfd_link_pic (&link_info))
1286 einfo (_("%P%F: -r and %s may not be used together\n"),
1287 bfd_link_dll (&link_info) ? "-shared" : "-pie");
1288
1289 link_info.type = type_relocatable;
b34976b6
AM		 1290 config.build_constructors = TRUE;
1291 config.magic_demand_paged = FALSE;
1292 config.text_read_only = FALSE;
66be1055 1293 input_flags.dynamic = FALSE;
252b5132
RH		 1294 break;
1295 case 'u':
24898b70 1296 ldlang_add_undef (optarg, TRUE);
252b5132 1297 break;
0a618243
AB		 1298 case OPTION_REQUIRE_DEFINED_SYMBOL:
1299 ldlang_add_require_defined (optarg);
1300 break;
a854a4a7 1301 case OPTION_UNIQUE:
577a0623
AM		 1302 if (optarg != NULL)
1303 lang_add_unique (optarg);
1304 else
b34976b6 1305 config.unique_orphan_sections = TRUE;
a854a4a7 1306 break;
252b5132
RH		 1307 case OPTION_VERBOSE:
1308 ldversion (1);
b34976b6 1309 version_printed = TRUE;
cd6f1cf3 1310 verbose = TRUE;
8aae64e6 1311 overflow_cutoff_limit = -2;
1715a13c
L		 1312 if (optarg != NULL)
1313 {
1314 char *end;
d436a15e 1315 int level ATTRIBUTE_UNUSED = strtoul (optarg, &end, 0);
1715a13c
L		 1316 if (*end)
1317 einfo (_("%P%F: invalid number `%s'\n"), optarg);
d436a15e 1318#ifdef ENABLE_PLUGINS
1715a13c 1319 report_plugin_symbols = level > 1;
d436a15e 1320#endif /* ENABLE_PLUGINS */
1715a13c 1321 }
252b5132
RH		 1322 break;
1323 case 'v':
1324 ldversion (0);
b34976b6 1325 version_printed = TRUE;
252b5132
RH		 1326 break;
1327 case 'V':
1328 ldversion (1);
b34976b6 1329 version_printed = TRUE;
252b5132
RH		 1330 break;
1331 case OPTION_VERSION:
d32820f2 1332 ldversion (2);
252b5132
RH		 1333 xexit (0);
1334 break;
1335 case OPTION_VERSION_SCRIPT:
1336 /* This option indicates a small script that only specifies
1579bae1
AM		 1337 version information. Read it, but don't assume that
1338 we've seen a linker script. */
252b5132 1339 {
b7a26f91 1340 FILE *hold_script_handle;
252b5132 1341
b9a8de1e 1342 hold_script_handle = saved_script_handle;
252b5132 1343 ldfile_open_command_file (optarg);
b9a8de1e 1344 saved_script_handle = hold_script_handle;
252b5132
RH		 1345 parser_input = input_version_script;
1346 yyparse ();
1347 }
1348 break;
1349 case OPTION_VERSION_EXPORTS_SECTION:
1350 /* This option records a version symbol to be applied to the
1351 symbols listed for export to be found in the object files
1352 .exports sections. */
1353 command_line.version_exports_section = optarg;
1354 break;
40b36307 1355 case OPTION_DYNAMIC_LIST_DATA:
d8cf8b51
L		 1356 command_line.dynamic_list = dynamic_list_data;
1357 if (command_line.symbolic == symbolic)
1358 command_line.symbolic = symbolic_unset;
40b36307 1359 break;
55255dae
L		 1360 case OPTION_DYNAMIC_LIST_CPP_TYPEINFO:
1361 lang_append_dynamic_list_cpp_typeinfo ();
d8cf8b51
L		 1362 if (command_line.dynamic_list != dynamic_list_data)
1363 command_line.dynamic_list = dynamic_list;
1364 if (command_line.symbolic == symbolic)
1365 command_line.symbolic = symbolic_unset;
40b36307
L		 1366 break;
1367 case OPTION_DYNAMIC_LIST_CPP_NEW:
1368 lang_append_dynamic_list_cpp_new ();
d8cf8b51
L		 1369 if (command_line.dynamic_list != dynamic_list_data)
1370 command_line.dynamic_list = dynamic_list;
1371 if (command_line.symbolic == symbolic)
1372 command_line.symbolic = symbolic_unset;
55255dae
L		 1373 break;
1374 case OPTION_DYNAMIC_LIST:
1375 /* This option indicates a small script that only specifies
1376 a dynamic list. Read it, but don't assume that we've
1377 seen a linker script. */
1378 {
1379 FILE *hold_script_handle;
1380
1381 hold_script_handle = saved_script_handle;
1382 ldfile_open_command_file (optarg);
1383 saved_script_handle = hold_script_handle;
1384 parser_input = input_dynamic_list;
1385 yyparse ();
1386 }
d8cf8b51
L		 1387 if (command_line.dynamic_list != dynamic_list_data)
1388 command_line.dynamic_list = dynamic_list;
1389 if (command_line.symbolic == symbolic)
1390 command_line.symbolic = symbolic_unset;
55255dae 1391 break;
252b5132 1392 case OPTION_WARN_COMMON:
b34976b6 1393 config.warn_common = TRUE;
252b5132
RH		 1394 break;
1395 case OPTION_WARN_CONSTRUCTORS:
b34976b6 1396 config.warn_constructors = TRUE;
252b5132 1397 break;
7ce691ae 1398 case OPTION_WARN_FATAL:
b34976b6 1399 config.fatal_warnings = TRUE;
7ce691ae 1400 break;
0fe58ccd
NC		 1401 case OPTION_NO_WARN_FATAL:
1402 config.fatal_warnings = FALSE;
1403 break;
252b5132 1404 case OPTION_WARN_MULTIPLE_GP:
b34976b6 1405 config.warn_multiple_gp = TRUE;
252b5132
RH		 1406 break;
1407 case OPTION_WARN_ONCE:
b34976b6 1408 config.warn_once = TRUE;
252b5132
RH		 1409 break;
1410 case OPTION_WARN_SECTION_ALIGN:
b34976b6 1411 config.warn_section_align = TRUE;
252b5132 1412 break;
8fdd7217
NC		 1413 case OPTION_WARN_SHARED_TEXTREL:
1414 link_info.warn_shared_textrel = TRUE;
1415 break;
a0c402a5
L		 1416 case OPTION_WARN_ALTERNATE_EM:
1417 link_info.warn_alternate_em = TRUE;
1418 break;
252b5132 1419 case OPTION_WHOLE_ARCHIVE:
66be1055 1420 input_flags.whole_archive = TRUE;
252b5132 1421 break;
ddbb8a31 1422 case OPTION_ADD_DT_NEEDED_FOR_DYNAMIC:
66be1055 1423 input_flags.add_DT_NEEDED_for_dynamic = TRUE;
e56f61be 1424 break;
ddbb8a31 1425 case OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC:
66be1055 1426 input_flags.add_DT_NEEDED_for_dynamic = FALSE;
e56f61be 1427 break;
ddbb8a31 1428 case OPTION_ADD_DT_NEEDED_FOR_REGULAR:
66be1055 1429 input_flags.add_DT_NEEDED_for_regular = TRUE;
4a43e768 1430 break;
ddbb8a31 1431 case OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR:
66be1055 1432 input_flags.add_DT_NEEDED_for_regular = FALSE;
4a43e768 1433 break;
252b5132
RH		 1434 case OPTION_WRAP:
1435 add_wrap (optarg);
1436 break;
0e86e20e
AM		 1437 case OPTION_IGNORE_UNRESOLVED_SYMBOL:
1438 add_ignoresym (&link_info, optarg);
1439 break;
f5fa8ca2
JJ		 1440 case OPTION_DISCARD_NONE:
1441 link_info.discard = discard_none;
1442 break;
252b5132
RH		 1443 case 'X':
1444 link_info.discard = discard_l;
1445 break;
1446 case 'x':
1447 link_info.discard = discard_all;
1448 break;
1449 case 'Y':
0112cd26 1450 if (CONST_STRNEQ (optarg, "P,"))
252b5132 1451 optarg += 2;
5ed6aba4
NC		 1452 if (default_dirlist != NULL)
1453 free (default_dirlist);
252b5132
RH		 1454 default_dirlist = xstrdup (optarg);
1455 break;
1456 case 'y':
1457 add_ysym (optarg);
1458 break;
db6751f2
JJ		 1459 case OPTION_SPARE_DYNAMIC_TAGS:
1460 link_info.spare_dynamic_tags = strtoul (optarg, NULL, 0);
1461 break;
252b5132 1462 case OPTION_SPLIT_BY_RELOC:
a854a4a7
AM		 1463 if (optarg != NULL)
1464 config.split_by_reloc = strtoul (optarg, NULL, 0);
1465 else
1466 config.split_by_reloc = 32768;
5cc18311 1467 break;
252b5132 1468 case OPTION_SPLIT_BY_FILE:
a854a4a7
AM		 1469 if (optarg != NULL)
1470 config.split_by_file = bfd_scan_vma (optarg, NULL, 0);
1471 else
1472 config.split_by_file = 1;
5cc18311 1473 break;
252b5132 1474 case OPTION_CHECK_SECTIONS:
02b0b1aa 1475 command_line.check_section_addresses = 1;
252b5132
RH		 1476 break;
1477 case OPTION_NO_CHECK_SECTIONS:
02b0b1aa 1478 command_line.check_section_addresses = 0;
252b5132 1479 break;
312b768e
NC		 1480 case OPTION_ACCEPT_UNKNOWN_INPUT_ARCH:
1481 command_line.accept_unknown_input_arch = TRUE;
1482 break;
1483 case OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH:
1484 command_line.accept_unknown_input_arch = FALSE;
1485 break;
252b5132 1486 case '(':
252b5132 1487 lang_enter_group ();
20f3d0d6 1488 ingroup++;
252b5132
RH		 1489 break;
1490 case ')':
1491 if (! ingroup)
210a7bd1
NC		 1492 einfo (_("%P%F: group ended before it began (--help for usage)\n"));
1493
252b5132 1494 lang_leave_group ();
20f3d0d6 1495 ingroup--;
252b5132 1496 break;
3dbf70a2
MM		 1497
1498 case OPTION_INIT:
1499 link_info.init_function = optarg;
1500 break;
5cc18311 1501
3dbf70a2
MM		 1502 case OPTION_FINI:
1503 link_info.fini_function = optarg;
1504 break;
2d643429 1505
35835446 1506 case OPTION_REDUCE_MEMORY_OVERHEADS:
c0f00686 1507 link_info.reduce_memory_overheads = TRUE;
2d643429
NC		 1508 if (config.hash_table_size == 0)
1509 config.hash_table_size = 1021;
35835446 1510 break;
2d643429
NC		 1511
1512 case OPTION_HASH_SIZE:
1513 {
1514 bfd_size_type new_size;
1515
1516 new_size = strtoul (optarg, NULL, 0);
1517 if (new_size)
1518 config.hash_table_size = new_size;
1519 else
1520 einfo (_("%P%X: --hash-size needs a numeric argument\n"));
1521 }
1522 break;
26278bb8
UD		 1523
1524 case OPTION_PUSH_STATE:
1525 input_flags.pushed = xmemdup (&input_flags,
1526 sizeof (input_flags),
1527 sizeof (input_flags));
1528 break;
1529
1530 case OPTION_POP_STATE:
1531 if (input_flags.pushed == NULL)
1532 einfo (_("%P%F: no state pushed before popping\n"));
1533 else
1534 {
1535 struct lang_input_statement_flags *oldp = input_flags.pushed;
1536 memcpy (&input_flags, oldp, sizeof (input_flags));
1537 free (oldp);
1538 }
1539 break;
3604cb1f
TG		 1540
1541 case OPTION_PRINT_MEMORY_USAGE:
1542 command_line.print_memory_usage = TRUE;
1543 break;
c005eb9e
AB		 1544
1545 case OPTION_ORPHAN_HANDLING:
1546 if (strcasecmp (optarg, "place") == 0)
1547 config.orphan_handling = orphan_handling_place;
1548 else if (strcasecmp (optarg, "warn") == 0)
1549 config.orphan_handling = orphan_handling_warn;
1550 else if (strcasecmp (optarg, "error") == 0)
1551 config.orphan_handling = orphan_handling_error;
1552 else if (strcasecmp (optarg, "discard") == 0)
1553 config.orphan_handling = orphan_handling_discard;
1554 else
1555 einfo (_("%P%F: invalid argument to option"
1556 " \"--orphan-handling\"\n"));
1557 break;
252b5132
RH		 1558 }
1559 }
1560
b0054819
UD		 1561 if (command_line.soname && command_line.soname[0] == '\0')
1562 {
1563 einfo (_("%P: SONAME must not be empty string; ignored\n"));
1564 command_line.soname = NULL;
1565 }
1566
20f3d0d6
AM		 1567 while (ingroup)
1568 {
1569 lang_leave_group ();
1570 ingroup--;
1571 }
252b5132
RH		 1572
1573 if (default_dirlist != NULL)
5ed6aba4
NC		 1574 {
1575 set_default_dirlist (default_dirlist);
1576 free (default_dirlist);
1577 }
560e09e9
NC		 1578
1579 if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET)
1580 /* FIXME: Should we allow emulations a chance to set this ? */
1581 link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols;
6feb9908 1582
560e09e9
NC		 1583 if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET)
1584 /* FIXME: Should we allow emulations a chance to set this ? */
1585 link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols;
5d3236ee 1586
0e1862bb
L		 1587 if (bfd_link_relocatable (&link_info)
1588 && command_line.check_section_addresses < 0)
1589 command_line.check_section_addresses = 0;
9bbc1a67
AM		 1590
1591 /* We may have -Bsymbolic, -Bsymbolic-functions, --dynamic-list-data,
1592 --dynamic-list-cpp-new, --dynamic-list-cpp-typeinfo and
1593 --dynamic-list FILE. -Bsymbolic and -Bsymbolic-functions are
e20365c5 1594 for PIC outputs. -Bsymbolic overrides all others and vice versa. */
9bbc1a67
AM		 1595 switch (command_line.symbolic)
1596 {
1597 case symbolic_unset:
1598 break;
1599 case symbolic:
e20365c5
L		 1600 /* -Bsymbolic is for PIC output only. */
1601 if (bfd_link_pic (&link_info))
9bbc1a67
AM		 1602 {
1603 link_info.symbolic = TRUE;
1604 /* Should we free the unused memory? */
1605 link_info.dynamic_list = NULL;
1606 command_line.dynamic_list = dynamic_list_unset;
1607 }
1608 break;
1609 case symbolic_functions:
e20365c5
L		 1610 /* -Bsymbolic-functions is for PIC output only. */
1611 if (bfd_link_pic (&link_info))
9bbc1a67
AM		 1612 command_line.dynamic_list = dynamic_list_data;
1613 break;
1614 }
1615
1616 switch (command_line.dynamic_list)
1617 {
1618 case dynamic_list_unset:
1619 break;
1620 case dynamic_list_data:
1621 link_info.dynamic_data = TRUE;
1a0670f3 1622 /* Fall through. */
9bbc1a67
AM		 1623 case dynamic_list:
1624 link_info.dynamic = TRUE;
1625 break;
1626 }
1627
0e1862bb 1628 if (!bfd_link_dll (&link_info))
9bbc1a67
AM		 1629 {
1630 if (command_line.filter_shlib)
1631 einfo (_("%P%F: -F may not be used without -shared\n"));
1632 if (command_line.auxiliary_filters)
1633 einfo (_("%P%F: -f may not be used without -shared\n"));
1634 }
1635
9bbc1a67
AM		 1636 /* Treat ld -r -s as ld -r -S -x (i.e., strip all local symbols). I
1637 don't see how else this can be handled, since in this case we
1638 must preserve all externally visible symbols. */
0e1862bb 1639 if (bfd_link_relocatable (&link_info) && link_info.strip == strip_all)
9bbc1a67
AM		 1640 {
1641 link_info.strip = strip_debugger;
1642 if (link_info.discard == discard_sec_merge)
1643 link_info.discard = discard_all;
1644 }
252b5132
RH		 1645}
1646
1647/* Add the (colon-separated) elements of DIRLIST_PTR to the
1648 library search path. */
1649
1650static void
1579bae1 1651set_default_dirlist (char *dirlist_ptr)
252b5132
RH		 1652{
1653 char *p;
1654
1655 while (1)
1656 {
1657 p = strchr (dirlist_ptr, PATH_SEPARATOR);
1658 if (p != NULL)
1659 *p = '\0';
1660 if (*dirlist_ptr != '\0')
b34976b6 1661 ldfile_add_library_path (dirlist_ptr, TRUE);
252b5132
RH		 1662 if (p == NULL)
1663 break;
1664 dirlist_ptr = p + 1;
1665 }
1666}
1667
1668static void
1579bae1 1669set_section_start (char *sect, char *valstr)
252b5132 1670{
93697284
AM		 1671 const char *end;
1672 bfd_vma val = bfd_scan_vma (valstr, &end, 16);
252b5132
RH		 1673 if (*end)
1674 einfo (_("%P%F: invalid hex number `%s'\n"), valstr);
ba916c8a 1675 lang_section_start (sect, exp_intop (val), NULL);
252b5132 1676}
ba916c8a
MM		 1677
1678static void
1679set_segment_start (const char *section, char *valstr)
1680{
1681 const char *name;
1682 const char *end;
1683 segment_type *seg;
1684
1685 bfd_vma val = bfd_scan_vma (valstr, &end, 16);
1686 if (*end)
1687 einfo (_("%P%F: invalid hex number `%s'\n"), valstr);
1688 /* If we already have an entry for this segment, update the existing
1689 value. */
1690 name = section + 1;
1691 for (seg = segments; seg; seg = seg->next)
1692 if (strcmp (seg->name, name) == 0)
1693 {
1694 seg->value = val;
42b7a39b 1695 lang_section_start (section, exp_intop (val), seg);
ba916c8a
MM		 1696 return;
1697 }
1698 /* There was no existing value so we must create a new segment
1699 entry. */
1e9cc1c2 1700 seg = (segment_type *) stat_alloc (sizeof (*seg));
ba916c8a
MM		 1701 seg->name = name;
1702 seg->value = val;
1703 seg->used = FALSE;
1704 /* Add it to the linked list of segments. */
1705 seg->next = segments;
1706 segments = seg;
1707 /* Historically, -Ttext and friends set the base address of a
1708 particular section. For backwards compatibility, we still do
1709 that. If a SEGMENT_START directive is seen, the section address
1710 assignment will be disabled. */
1711 lang_section_start (section, exp_intop (val), seg);
1712}
1713
c58212ea
L		 1714static void
1715elf_shlib_list_options (FILE *file)
1716{
1717 fprintf (file, _("\
1718 --audit=AUDITLIB Specify a library to use for auditing\n"));
1719 fprintf (file, _("\
1720 -Bgroup Selects group name lookup rules for DSO\n"));
1721 fprintf (file, _("\
1722 --disable-new-dtags Disable new dynamic tags\n"));
1723 fprintf (file, _("\
1724 --enable-new-dtags Enable new dynamic tags\n"));
1725 fprintf (file, _("\
1726 --eh-frame-hdr Create .eh_frame_hdr section\n"));
29063f8b
NC		 1727 fprintf (file, _("\
1728 --no-eh-frame-hdr Do not create .eh_frame_hdr section\n"));
c58212ea
L		 1729 fprintf (file, _("\
1730 --exclude-libs=LIBS Make all symbols in LIBS hidden\n"));
1731 fprintf (file, _("\
1732 --hash-style=STYLE Set hash style to sysv, gnu or both\n"));
1733 fprintf (file, _("\
1734 -P AUDITLIB, --depaudit=AUDITLIB\n" "\
1735 Specify a library to use for auditing dependencies\n"));
1736 fprintf (file, _("\
1737 -z combreloc Merge dynamic relocs into one section and sort\n"));
1738 fprintf (file, _("\
1739 -z nocombreloc Don't merge dynamic relocs into one section\n"));
1740 fprintf (file, _("\
1741 -z global Make symbols in DSO available for subsequently\n\
1742 loaded objects\n"));
1743 fprintf (file, _("\
1744 -z initfirst Mark DSO to be initialized first at runtime\n"));
1745 fprintf (file, _("\
1746 -z interpose Mark object to interpose all DSOs but executable\n"));
1747 fprintf (file, _("\
1748 -z lazy Mark object lazy runtime binding (default)\n"));
1749 fprintf (file, _("\
1750 -z loadfltr Mark object requiring immediate process\n"));
1751 fprintf (file, _("\
1752 -z nocopyreloc Don't create copy relocs\n"));
1753 fprintf (file, _("\
1754 -z nodefaultlib Mark object not to use default search paths\n"));
1755 fprintf (file, _("\
1756 -z nodelete Mark DSO non-deletable at runtime\n"));
1757 fprintf (file, _("\
1758 -z nodlopen Mark DSO not available to dlopen\n"));
1759 fprintf (file, _("\
1760 -z nodump Mark DSO not available to dldump\n"));
1761 fprintf (file, _("\
1762 -z now Mark object non-lazy runtime binding\n"));
1763 fprintf (file, _("\
1764 -z origin Mark object requiring immediate $ORIGIN\n\
1765 processing at runtime\n"));
da4463c7 1766#if DEFAULT_LD_Z_RELRO
c58212ea 1767 fprintf (file, _("\
da4463c7 1768 -z relro Create RELRO program header (default)\n"));
c58212ea
L		 1769 fprintf (file, _("\
1770 -z norelro Don't create RELRO program header\n"));
da4463c7
L		 1771#else
1772 fprintf (file, _("\
1773 -z relro Create RELRO program header\n"));
1774 fprintf (file, _("\
1775 -z norelro Don't create RELRO program header (default)\n"));
1776#endif
c58212ea 1777 fprintf (file, _("\
b8871f35
L		 1778 -z common Generate common symbols with STT_COMMON type\n"));
1779 fprintf (file, _("\
1780 -z nocommon Generate common symbols with STT_OBJECT type\n"));
1781 fprintf (file, _("\
c58212ea
L		 1782 -z stacksize=SIZE Set size of stack segment\n"));
1783 fprintf (file, _("\
1784 -z text Treat DT_TEXTREL in shared object as error\n"));
1785 fprintf (file, _("\
1786 -z notext Don't treat DT_TEXTREL in shared object as error\n"));
1787 fprintf (file, _("\
1788 -z textoff Don't treat DT_TEXTREL in shared object as error\n"));
1789}
1790
1791static void
1792elf_static_list_options (FILE *file)
1793{
1794 fprintf (file, _("\
1795 --build-id[=STYLE] Generate build ID note\n"));
1796 fprintf (file, _("\
0ce398f1
L		 1797 --compress-debug-sections=[none|zlib|zlib-gnu|zlib-gabi]\n\
1798 Compress DWARF debug sections using zlib\n"));
6c3bc0f8
NC		 1799#ifdef DEFAULT_FLAG_COMPRESS_DEBUG
1800 fprintf (file, _("\
1801 Default: zlib-gabi\n"));
1802#else
1803 fprintf (file, _("\
1804 Default: none\n"));
1805#endif
0ce398f1 1806 fprintf (file, _("\
c58212ea
L		 1807 -z common-page-size=SIZE Set common page size to SIZE\n"));
1808 fprintf (file, _("\
1809 -z max-page-size=SIZE Set maximum page size to SIZE\n"));
1810 fprintf (file, _("\
1811 -z defs Report unresolved symbols in object files.\n"));
1812 fprintf (file, _("\
1813 -z muldefs Allow multiple definitions\n"));
1814 fprintf (file, _("\
1815 -z execstack Mark executable as requiring executable stack\n"));
1816 fprintf (file, _("\
1817 -z noexecstack Mark executable as not requiring executable stack\n"));
1818}
1819
1820static void
1821elf_plt_unwind_list_options (FILE *file)
1822{
1823 fprintf (file, _("\
1824 --ld-generated-unwind-info Generate exception handling info for PLT\n\
1825 --no-ld-generated-unwind-info\n\
1826 Don't generate exception handling info for PLT\n"));
1827}
1828
1829static void
1830ld_list_options (FILE *file, bfd_boolean elf, bfd_boolean shlib,
1831 bfd_boolean plt_unwind)
1832{
1833 if (!elf)
1834 return;
1835 printf (_("ELF emulations:\n"));
1836 if (plt_unwind)
1837 elf_plt_unwind_list_options (file);
1838 elf_static_list_options (file);
1839 if (shlib)
1840 elf_shlib_list_options (file);
1841}
1842
252b5132
RH		 1843\f
1844/* Print help messages for the options. */
1845
1846static void
1579bae1 1847help (void)
252b5132 1848{
e4897a32 1849 unsigned i;
252b5132 1850 const char **targets, **pp;
a55ff675 1851 int len;
252b5132
RH		 1852
1853 printf (_("Usage: %s [options] file...\n"), program_name);
1854
1855 printf (_("Options:\n"));
1856 for (i = 0; i < OPTION_COUNT; i++)
1857 {
1858 if (ld_options[i].doc != NULL)
1859 {
b34976b6 1860 bfd_boolean comma;
e4897a32 1861 unsigned j;
252b5132
RH		 1862
1863 printf (" ");
1864
b34976b6 1865 comma = FALSE;
252b5132
RH		 1866 len = 2;
1867
1868 j = i;
1869 do
1870 {
1871 if (ld_options[j].shortopt != '\0'
1872 && ld_options[j].control != NO_HELP)
1873 {
1874 printf ("%s-%c", comma ? ", " : "", ld_options[j].shortopt);
1875 len += (comma ? 2 : 0) + 2;
1876 if (ld_options[j].arg != NULL)
1877 {
1878 if (ld_options[j].opt.has_arg != optional_argument)
1879 {
1880 printf (" ");
1881 ++len;
1882 }
1883 printf ("%s", _(ld_options[j].arg));
1884 len += strlen (_(ld_options[j].arg));
1885 }
b34976b6 1886 comma = TRUE;
252b5132
RH		 1887 }
1888 ++j;
1889 }
1890 while (j < OPTION_COUNT && ld_options[j].doc == NULL);
1891
1892 j = i;
1893 do
1894 {
1895 if (ld_options[j].opt.name != NULL
1896 && ld_options[j].control != NO_HELP)
1897 {
e4897a32
NC		 1898 int two_dashes =
1899 (ld_options[j].control == TWO_DASHES
1900 || ld_options[j].control == EXACTLY_TWO_DASHES);
b7a26f91 1901
252b5132
RH		 1902 printf ("%s-%s%s",
1903 comma ? ", " : "",
e4897a32 1904 two_dashes ? "-" : "",
252b5132
RH		 1905 ld_options[j].opt.name);
1906 len += ((comma ? 2 : 0)
1907 + 1
e4897a32 1908 + (two_dashes ? 1 : 0)
252b5132
RH		 1909 + strlen (ld_options[j].opt.name));
1910 if (ld_options[j].arg != NULL)
1911 {
1912 printf (" %s", _(ld_options[j].arg));
1913 len += 1 + strlen (_(ld_options[j].arg));
1914 }
b34976b6 1915 comma = TRUE;
252b5132
RH		 1916 }
1917 ++j;
1918 }
1919 while (j < OPTION_COUNT && ld_options[j].doc == NULL);
1920
1921 if (len >= 30)
1922 {
1923 printf ("\n");
1924 len = 0;
1925 }
1926
1927 for (; len < 30; len++)
1928 putchar (' ');
1929
1930 printf ("%s\n", _(ld_options[i].doc));
1931 }
1932 }
a55ff675
MM		 1933 printf (_(" @FILE"));
1934 for (len = strlen (" @FILE"); len < 30; len++)
1935 putchar (' ');
1936 printf (_("Read options from FILE\n"));
252b5132 1937
f75692fe
NC		 1938 /* Note: Various tools (such as libtool) depend upon the
1939 format of the listings below - do not change them. */
252b5132 1940 /* xgettext:c-format */
f75692fe 1941 printf (_("%s: supported targets:"), program_name);
252b5132
RH		 1942 targets = bfd_target_list ();
1943 for (pp = targets; *pp != NULL; pp++)
1944 printf (" %s", *pp);
1945 free (targets);
1946 printf ("\n");
1947
1948 /* xgettext:c-format */
f75692fe 1949 printf (_("%s: supported emulations: "), program_name);
252b5132
RH		 1950 ldemul_list_emulations (stdout);
1951 printf ("\n");
1952
1953 /* xgettext:c-format */
1954 printf (_("%s: emulation specific options:\n"), program_name);
c58212ea
L		 1955 ld_list_options (stdout, ELF_LIST_OPTIONS, ELF_SHLIB_LIST_OPTIONS,
1956 ELF_PLT_UNWIND_LIST_OPTIONS);
252b5132
RH		 1957 ldemul_list_emulation_options (stdout);
1958 printf ("\n");
c20f4f8c 1959
92f01d61
JM		 1960 if (REPORT_BUGS_TO[0])
1961 printf (_("Report bugs to %s\n"), REPORT_BUGS_TO);
252b5132 1962}
GDB Binutils - Deliverables
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