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252b5132 | 1 | /* Parse options for the GNU linker. |
b3adc24a | 2 | Copyright (C) 1991-2020 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" | |
1ff6de03 | 30 | #include "ctf-api.h" |
252b5132 RH |
31 | #include "ld.h" |
32 | #include "ldmain.h" | |
33 | #include "ldmisc.h" | |
34 | #include "ldexp.h" | |
35 | #include "ldlang.h" | |
df2a7313 | 36 | #include <ldgram.h> |
252b5132 RH |
37 | #include "ldlex.h" |
38 | #include "ldfile.h" | |
39 | #include "ldver.h" | |
40 | #include "ldemul.h" | |
28c309a2 | 41 | #include "demangle.h" |
5d3236ee DK |
42 | #ifdef ENABLE_PLUGINS |
43 | #include "plugin.h" | |
44 | #endif /* ENABLE_PLUGINS */ | |
252b5132 RH |
45 | |
46 | #ifndef PATH_SEPARATOR | |
47 | #if defined (__MSDOS__) || (defined (_WIN32) && ! defined (__CYGWIN32__)) | |
48 | #define PATH_SEPARATOR ';' | |
49 | #else | |
50 | #define PATH_SEPARATOR ':' | |
51 | #endif | |
52 | #endif | |
53 | ||
5cc18311 | 54 | /* Somewhere above, sys/stat.h got included . . . . */ |
252b5132 RH |
55 | #if !defined(S_ISDIR) && defined(S_IFDIR) |
56 | #define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) | |
57 | #endif | |
58 | ||
1579bae1 AM |
59 | static void set_default_dirlist (char *); |
60 | static void set_section_start (char *, char *); | |
ba916c8a | 61 | static void set_segment_start (const char *, char *); |
1579bae1 | 62 | static void help (void); |
252b5132 | 63 | |
252b5132 RH |
64 | /* The long options. This structure is used for both the option |
65 | parsing and the help text. */ | |
66 | ||
1e9cc1c2 NC |
67 | enum control_enum { |
68 | /* Use one dash before long option name. */ | |
f82aa165 | 69 | ONE_DASH = 1, |
1e9cc1c2 | 70 | /* Use two dashes before long option name. */ |
f82aa165 | 71 | TWO_DASHES = 2, |
1e9cc1c2 NC |
72 | /* Only accept two dashes before the long option name. |
73 | This is an overloading of the use of this enum, since originally it | |
74 | was only intended to tell the --help display function how to display | |
75 | the long option name. This feature was added in order to resolve | |
76 | the confusion about the -omagic command line switch. Is it setting | |
77 | the output file name to "magic" or is it setting the NMAGIC flag on | |
78 | the output ? It has been decided that it is setting the output file | |
79 | name, and that if you want to set the NMAGIC flag you should use -N | |
80 | or --omagic. */ | |
81 | EXACTLY_TWO_DASHES, | |
82 | /* Don't mention this option in --help output. */ | |
83 | NO_HELP | |
84 | }; | |
85 | ||
b79e8c78 NC |
86 | struct ld_option |
87 | { | |
252b5132 RH |
88 | /* The long option information. */ |
89 | struct option opt; | |
90 | /* The short option with the same meaning ('\0' if none). */ | |
91 | char shortopt; | |
92 | /* The name of the argument (NULL if none). */ | |
93 | const char *arg; | |
94 | /* The documentation string. If this is NULL, this is a synonym for | |
95 | the previous option. */ | |
96 | const char *doc; | |
1e9cc1c2 | 97 | enum control_enum control; |
252b5132 RH |
98 | }; |
99 | ||
b79e8c78 NC |
100 | static const struct ld_option ld_options[] = |
101 | { | |
252b5132 | 102 | { {NULL, required_argument, NULL, '\0'}, |
6feb9908 AM |
103 | 'a', N_("KEYWORD"), N_("Shared library control for HP/UX compatibility"), |
104 | ONE_DASH }, | |
252b5132 | 105 | { {"architecture", required_argument, NULL, 'A'}, |
6feb9908 | 106 | 'A', N_("ARCH"), N_("Set architecture") , TWO_DASHES }, |
252b5132 | 107 | { {"format", required_argument, NULL, 'b'}, |
6feb9908 AM |
108 | 'b', N_("TARGET"), N_("Specify target for following input files"), |
109 | TWO_DASHES }, | |
252b5132 | 110 | { {"mri-script", required_argument, NULL, 'c'}, |
6feb9908 | 111 | 'c', N_("FILE"), N_("Read MRI format linker script"), TWO_DASHES }, |
252b5132 | 112 | { {"dc", no_argument, NULL, 'd'}, |
6feb9908 | 113 | 'd', NULL, N_("Force common symbols to be defined"), ONE_DASH }, |
252b5132 | 114 | { {"dp", no_argument, NULL, 'd'}, |
6feb9908 | 115 | '\0', NULL, NULL, ONE_DASH }, |
7bdf4127 AB |
116 | { {"force-group-allocation", no_argument, NULL, |
117 | OPTION_FORCE_GROUP_ALLOCATION}, | |
118 | '\0', NULL, N_("Force group members out of groups"), TWO_DASHES }, | |
252b5132 | 119 | { {"entry", required_argument, NULL, 'e'}, |
6feb9908 | 120 | 'e', N_("ADDRESS"), N_("Set start address"), TWO_DASHES }, |
252b5132 | 121 | { {"export-dynamic", no_argument, NULL, OPTION_EXPORT_DYNAMIC}, |
6feb9908 | 122 | 'E', NULL, N_("Export all dynamic symbols"), TWO_DASHES }, |
267e2722 CD |
123 | { {"no-export-dynamic", no_argument, NULL, OPTION_NO_EXPORT_DYNAMIC}, |
124 | '\0', NULL, N_("Undo the effect of --export-dynamic"), TWO_DASHES }, | |
252b5132 | 125 | { {"EB", no_argument, NULL, OPTION_EB}, |
6feb9908 | 126 | '\0', NULL, N_("Link big-endian objects"), ONE_DASH }, |
252b5132 | 127 | { {"EL", no_argument, NULL, OPTION_EL}, |
6feb9908 | 128 | '\0', NULL, N_("Link little-endian objects"), ONE_DASH }, |
252b5132 | 129 | { {"auxiliary", required_argument, NULL, 'f'}, |
6feb9908 AM |
130 | 'f', N_("SHLIB"), N_("Auxiliary filter for shared object symbol table"), |
131 | TWO_DASHES }, | |
252b5132 | 132 | { {"filter", required_argument, NULL, 'F'}, |
6feb9908 AM |
133 | 'F', N_("SHLIB"), N_("Filter for shared object symbol table"), |
134 | TWO_DASHES }, | |
252b5132 | 135 | { {NULL, no_argument, NULL, '\0'}, |
6feb9908 | 136 | 'g', NULL, N_("Ignored"), ONE_DASH }, |
252b5132 | 137 | { {"gpsize", required_argument, NULL, 'G'}, |
6feb9908 AM |
138 | 'G', N_("SIZE"), N_("Small data size (if no size, same as --shared)"), |
139 | TWO_DASHES }, | |
252b5132 | 140 | { {"soname", required_argument, NULL, OPTION_SONAME}, |
6feb9908 | 141 | 'h', N_("FILENAME"), N_("Set internal name of shared library"), ONE_DASH }, |
506eee22 | 142 | { {"dynamic-linker", required_argument, NULL, OPTION_DYNAMIC_LINKER}, |
6feb9908 AM |
143 | 'I', N_("PROGRAM"), N_("Set PROGRAM as the dynamic linker to use"), |
144 | TWO_DASHES }, | |
9b8b325a RF |
145 | { {"no-dynamic-linker", no_argument, NULL, OPTION_NO_DYNAMIC_LINKER}, |
146 | '\0', NULL, N_("Produce an executable with no program interpreter header"), | |
147 | TWO_DASHES }, | |
252b5132 | 148 | { {"library", required_argument, NULL, 'l'}, |
6feb9908 | 149 | 'l', N_("LIBNAME"), N_("Search for library LIBNAME"), TWO_DASHES }, |
252b5132 | 150 | { {"library-path", required_argument, NULL, 'L'}, |
6feb9908 AM |
151 | 'L', N_("DIRECTORY"), N_("Add DIRECTORY to library search path"), |
152 | TWO_DASHES }, | |
e2243057 RS |
153 | { {"sysroot=<DIRECTORY>", required_argument, NULL, OPTION_SYSROOT}, |
154 | '\0', NULL, N_("Override the default sysroot location"), TWO_DASHES }, | |
252b5132 | 155 | { {NULL, required_argument, NULL, '\0'}, |
6feb9908 | 156 | 'm', N_("EMULATION"), N_("Set emulation"), ONE_DASH }, |
252b5132 | 157 | { {"print-map", no_argument, NULL, 'M'}, |
6feb9908 | 158 | 'M', NULL, N_("Print map file on standard output"), TWO_DASHES }, |
252b5132 | 159 | { {"nmagic", no_argument, NULL, 'n'}, |
6feb9908 | 160 | 'n', NULL, N_("Do not page align data"), TWO_DASHES }, |
252b5132 | 161 | { {"omagic", no_argument, NULL, 'N'}, |
6feb9908 AM |
162 | 'N', NULL, N_("Do not page align data, do not make text readonly"), |
163 | EXACTLY_TWO_DASHES }, | |
63fd3b82 | 164 | { {"no-omagic", no_argument, NULL, OPTION_NO_OMAGIC}, |
6feb9908 AM |
165 | '\0', NULL, N_("Page align data, make text readonly"), |
166 | EXACTLY_TWO_DASHES }, | |
252b5132 | 167 | { {"output", required_argument, NULL, 'o'}, |
6feb9908 | 168 | 'o', N_("FILE"), N_("Set output file name"), EXACTLY_TWO_DASHES }, |
252b5132 | 169 | { {NULL, required_argument, NULL, '\0'}, |
6feb9908 | 170 | 'O', NULL, N_("Optimize output file"), ONE_DASH }, |
76359541 TP |
171 | { {"out-implib", required_argument, NULL, OPTION_OUT_IMPLIB}, |
172 | '\0', N_("FILE"), N_("Generate import library"), TWO_DASHES }, | |
5d3236ee DK |
173 | #ifdef ENABLE_PLUGINS |
174 | { {"plugin", required_argument, NULL, OPTION_PLUGIN}, | |
175 | '\0', N_("PLUGIN"), N_("Load named plugin"), ONE_DASH }, | |
176 | { {"plugin-opt", required_argument, NULL, OPTION_PLUGIN_OPT}, | |
177 | '\0', N_("ARG"), N_("Send arg to last-loaded plugin"), ONE_DASH }, | |
94bf3a11 L |
178 | { {"flto", optional_argument, NULL, OPTION_IGNORE}, |
179 | '\0', NULL, N_("Ignored for GCC LTO option compatibility"), | |
180 | ONE_DASH }, | |
181 | { {"flto-partition=", required_argument, NULL, OPTION_IGNORE}, | |
182 | '\0', NULL, N_("Ignored for GCC LTO option compatibility"), | |
183 | ONE_DASH }, | |
5d3236ee | 184 | #endif /* ENABLE_PLUGINS */ |
add24320 L |
185 | { {"fuse-ld=", required_argument, NULL, OPTION_IGNORE}, |
186 | '\0', NULL, N_("Ignored for GCC linker option compatibility"), | |
187 | ONE_DASH }, | |
88b9e2eb L |
188 | { {"map-whole-files", optional_argument, NULL, OPTION_IGNORE}, |
189 | '\0', NULL, N_("Ignored for gold option compatibility"), | |
190 | TWO_DASHES }, | |
191 | { {"no-map-whole-files", optional_argument, NULL, OPTION_IGNORE}, | |
192 | '\0', NULL, N_("Ignored for gold option compatibility"), | |
193 | TWO_DASHES }, | |
252b5132 | 194 | { {"Qy", no_argument, NULL, OPTION_IGNORE}, |
6feb9908 | 195 | '\0', NULL, N_("Ignored for SVR4 compatibility"), ONE_DASH }, |
a712da20 | 196 | { {"emit-relocs", no_argument, NULL, 'q'}, |
6feb9908 | 197 | 'q', NULL, "Generate relocations in final output", TWO_DASHES }, |
1049f94e | 198 | { {"relocatable", no_argument, NULL, 'r'}, |
6feb9908 | 199 | 'r', NULL, N_("Generate relocatable output"), TWO_DASHES }, |
252b5132 | 200 | { {NULL, no_argument, NULL, '\0'}, |
6feb9908 | 201 | 'i', NULL, NULL, ONE_DASH }, |
252b5132 | 202 | { {"just-symbols", required_argument, NULL, 'R'}, |
6feb9908 AM |
203 | 'R', N_("FILE"), N_("Just link symbols (if directory, same as --rpath)"), |
204 | TWO_DASHES }, | |
252b5132 | 205 | { {"strip-all", no_argument, NULL, 's'}, |
6feb9908 | 206 | 's', NULL, N_("Strip all symbols"), TWO_DASHES }, |
252b5132 | 207 | { {"strip-debug", no_argument, NULL, 'S'}, |
6feb9908 | 208 | 'S', NULL, N_("Strip debugging symbols"), TWO_DASHES }, |
d5cd3933 | 209 | { {"strip-discarded", no_argument, NULL, OPTION_STRIP_DISCARDED}, |
6feb9908 | 210 | '\0', NULL, N_("Strip symbols in discarded sections"), TWO_DASHES }, |
d5cd3933 | 211 | { {"no-strip-discarded", no_argument, NULL, OPTION_NO_STRIP_DISCARDED}, |
6feb9908 | 212 | '\0', NULL, N_("Do not strip symbols in discarded sections"), TWO_DASHES }, |
252b5132 | 213 | { {"trace", no_argument, NULL, 't'}, |
6feb9908 | 214 | 't', NULL, N_("Trace file opens"), TWO_DASHES }, |
252b5132 | 215 | { {"script", required_argument, NULL, 'T'}, |
6feb9908 | 216 | 'T', N_("FILE"), N_("Read linker script"), TWO_DASHES }, |
14be8564 L |
217 | { {"default-script", required_argument, NULL, OPTION_DEFAULT_SCRIPT}, |
218 | '\0', N_("FILE"), N_("Read default linker script"), TWO_DASHES }, | |
219 | { {"dT", required_argument, NULL, OPTION_DEFAULT_SCRIPT}, | |
220 | '\0', NULL, NULL, ONE_DASH }, | |
252b5132 | 221 | { {"undefined", required_argument, NULL, 'u'}, |
6feb9908 AM |
222 | 'u', N_("SYMBOL"), N_("Start with undefined reference to SYMBOL"), |
223 | TWO_DASHES }, | |
0a618243 AB |
224 | { {"require-defined", required_argument, NULL, OPTION_REQUIRE_DEFINED_SYMBOL}, |
225 | '\0', N_("SYMBOL"), N_("Require SYMBOL be defined in the final output"), | |
226 | TWO_DASHES }, | |
577a0623 | 227 | { {"unique", optional_argument, NULL, OPTION_UNIQUE}, |
6feb9908 AM |
228 | '\0', N_("[=SECTION]"), |
229 | N_("Don't merge input [SECTION | orphan] sections"), TWO_DASHES }, | |
252b5132 | 230 | { {"Ur", no_argument, NULL, OPTION_UR}, |
6feb9908 | 231 | '\0', NULL, N_("Build global constructor/destructor tables"), ONE_DASH }, |
252b5132 | 232 | { {"version", no_argument, NULL, OPTION_VERSION}, |
6feb9908 | 233 | 'v', NULL, N_("Print version information"), TWO_DASHES }, |
252b5132 | 234 | { {NULL, no_argument, NULL, '\0'}, |
6feb9908 | 235 | 'V', NULL, N_("Print version and emulation information"), ONE_DASH }, |
252b5132 | 236 | { {"discard-all", no_argument, NULL, 'x'}, |
6feb9908 | 237 | 'x', NULL, N_("Discard all local symbols"), TWO_DASHES }, |
252b5132 | 238 | { {"discard-locals", no_argument, NULL, 'X'}, |
6feb9908 | 239 | 'X', NULL, N_("Discard temporary local symbols (default)"), TWO_DASHES }, |
f5fa8ca2 | 240 | { {"discard-none", no_argument, NULL, OPTION_DISCARD_NONE}, |
6feb9908 | 241 | '\0', NULL, N_("Don't discard any local symbols"), TWO_DASHES }, |
252b5132 | 242 | { {"trace-symbol", required_argument, NULL, 'y'}, |
6feb9908 | 243 | 'y', N_("SYMBOL"), N_("Trace mentions of SYMBOL"), TWO_DASHES }, |
252b5132 | 244 | { {NULL, required_argument, NULL, '\0'}, |
6feb9908 AM |
245 | 'Y', N_("PATH"), N_("Default search path for Solaris compatibility"), |
246 | ONE_DASH }, | |
252b5132 | 247 | { {"start-group", no_argument, NULL, '('}, |
6feb9908 | 248 | '(', NULL, N_("Start a group"), TWO_DASHES }, |
252b5132 | 249 | { {"end-group", no_argument, NULL, ')'}, |
6feb9908 AM |
250 | ')', NULL, N_("End a group"), TWO_DASHES }, |
251 | { {"accept-unknown-input-arch", no_argument, NULL, | |
252 | OPTION_ACCEPT_UNKNOWN_INPUT_ARCH}, | |
253 | '\0', NULL, | |
254 | N_("Accept input files whose architecture cannot be determined"), | |
255 | TWO_DASHES }, | |
256 | { {"no-accept-unknown-input-arch", no_argument, NULL, | |
257 | OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH}, | |
258 | '\0', NULL, N_("Reject input files whose architecture is unknown"), | |
259 | TWO_DASHES }, | |
ddbb8a31 NC |
260 | |
261 | /* The next two options are deprecated because of their similarity to | |
262 | --as-needed and --no-as-needed. They have been replaced by | |
99bca8f9 | 263 | --copy-dt-needed-entries and --no-copy-dt-needed-entries. */ |
ddbb8a31 NC |
264 | { {"add-needed", no_argument, NULL, OPTION_ADD_DT_NEEDED_FOR_DYNAMIC}, |
265 | '\0', NULL, NULL, NO_HELP }, | |
266 | { {"no-add-needed", no_argument, NULL, OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC}, | |
267 | '\0', NULL, NULL, NO_HELP }, | |
268 | ||
269 | { {"as-needed", no_argument, NULL, OPTION_ADD_DT_NEEDED_FOR_REGULAR}, | |
8fdd7217 NC |
270 | '\0', NULL, N_("Only set DT_NEEDED for following dynamic libs if used"), |
271 | TWO_DASHES }, | |
ddbb8a31 NC |
272 | { {"no-as-needed", no_argument, NULL, OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR}, |
273 | '\0', NULL, N_("Always set DT_NEEDED for dynamic libraries mentioned on\n" | |
274 | " the command line"), | |
8fdd7217 | 275 | TWO_DASHES }, |
252b5132 | 276 | { {"assert", required_argument, NULL, OPTION_ASSERT}, |
6feb9908 | 277 | '\0', N_("KEYWORD"), N_("Ignored for SunOS compatibility"), ONE_DASH }, |
252b5132 | 278 | { {"Bdynamic", no_argument, NULL, OPTION_CALL_SHARED}, |
6feb9908 | 279 | '\0', NULL, N_("Link against shared libraries"), ONE_DASH }, |
252b5132 | 280 | { {"dy", no_argument, NULL, OPTION_CALL_SHARED}, |
6feb9908 | 281 | '\0', NULL, NULL, ONE_DASH }, |
252b5132 | 282 | { {"call_shared", no_argument, NULL, OPTION_CALL_SHARED}, |
6feb9908 | 283 | '\0', NULL, NULL, ONE_DASH }, |
252b5132 | 284 | { {"Bstatic", no_argument, NULL, OPTION_NON_SHARED}, |
6feb9908 | 285 | '\0', NULL, N_("Do not link against shared libraries"), ONE_DASH }, |
252b5132 | 286 | { {"dn", no_argument, NULL, OPTION_NON_SHARED}, |
6feb9908 | 287 | '\0', NULL, NULL, ONE_DASH }, |
252b5132 | 288 | { {"non_shared", no_argument, NULL, OPTION_NON_SHARED}, |
6feb9908 | 289 | '\0', NULL, NULL, ONE_DASH }, |
252b5132 | 290 | { {"static", no_argument, NULL, OPTION_NON_SHARED}, |
6feb9908 | 291 | '\0', NULL, NULL, ONE_DASH }, |
252b5132 | 292 | { {"Bsymbolic", no_argument, NULL, OPTION_SYMBOLIC}, |
6feb9908 | 293 | '\0', NULL, N_("Bind global references locally"), ONE_DASH }, |
d8cf8b51 | 294 | { {"Bsymbolic-functions", no_argument, NULL, OPTION_SYMBOLIC_FUNCTIONS}, |
40b36307 | 295 | '\0', NULL, N_("Bind global function references locally"), ONE_DASH }, |
252b5132 | 296 | { {"check-sections", no_argument, NULL, OPTION_CHECK_SECTIONS}, |
6feb9908 AM |
297 | '\0', NULL, N_("Check section addresses for overlaps (default)"), |
298 | TWO_DASHES }, | |
252b5132 | 299 | { {"no-check-sections", no_argument, NULL, OPTION_NO_CHECK_SECTIONS}, |
6feb9908 AM |
300 | '\0', NULL, N_("Do not check section addresses for overlaps"), |
301 | TWO_DASHES }, | |
ddbb8a31 NC |
302 | { {"copy-dt-needed-entries", no_argument, NULL, |
303 | OPTION_ADD_DT_NEEDED_FOR_DYNAMIC}, | |
304 | '\0', NULL, N_("Copy DT_NEEDED links mentioned inside DSOs that follow"), | |
305 | TWO_DASHES }, | |
306 | { {"no-copy-dt-needed-entries", no_argument, NULL, | |
307 | OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC}, | |
308 | '\0', NULL, N_("Do not copy DT_NEEDED links mentioned inside DSOs that follow"), | |
309 | TWO_DASHES }, | |
310 | ||
252b5132 | 311 | { {"cref", no_argument, NULL, OPTION_CREF}, |
6feb9908 | 312 | '\0', NULL, N_("Output cross reference table"), TWO_DASHES }, |
252b5132 | 313 | { {"defsym", required_argument, NULL, OPTION_DEFSYM}, |
6feb9908 | 314 | '\0', N_("SYMBOL=EXPRESSION"), N_("Define a symbol"), TWO_DASHES }, |
28c309a2 | 315 | { {"demangle", optional_argument, NULL, OPTION_DEMANGLE}, |
6feb9908 AM |
316 | '\0', N_("[=STYLE]"), N_("Demangle symbol names [using STYLE]"), |
317 | TWO_DASHES }, | |
3f0a5f17 ME |
318 | { {"disable-multiple-abs-defs", no_argument, NULL, |
319 | OPTION_DISABLE_MULTIPLE_DEFS_ABS}, | |
320 | '\0', NULL, N_("Do not allow multiple definitions with symbols included\n" | |
321 | " in filename invoked by -R or --just-symbols"), | |
322 | TWO_DASHES}, | |
252b5132 | 323 | { {"embedded-relocs", no_argument, NULL, OPTION_EMBEDDED_RELOCS}, |
6feb9908 | 324 | '\0', NULL, N_("Generate embedded relocs"), TWO_DASHES}, |
8fdd7217 NC |
325 | { {"fatal-warnings", no_argument, NULL, OPTION_WARN_FATAL}, |
326 | '\0', NULL, N_("Treat warnings as errors"), | |
327 | TWO_DASHES }, | |
0fe58ccd NC |
328 | { {"no-fatal-warnings", no_argument, NULL, OPTION_NO_WARN_FATAL}, |
329 | '\0', NULL, N_("Do not treat warnings as errors (default)"), | |
330 | TWO_DASHES }, | |
3dbf70a2 | 331 | { {"fini", required_argument, NULL, OPTION_FINI}, |
6feb9908 | 332 | '\0', N_("SYMBOL"), N_("Call SYMBOL at unload-time"), ONE_DASH }, |
252b5132 | 333 | { {"force-exe-suffix", no_argument, NULL, OPTION_FORCE_EXE_SUFFIX}, |
6feb9908 | 334 | '\0', NULL, N_("Force generation of file with .exe suffix"), TWO_DASHES}, |
252b5132 | 335 | { {"gc-sections", no_argument, NULL, OPTION_GC_SECTIONS}, |
6feb9908 AM |
336 | '\0', NULL, N_("Remove unused sections (on some targets)"), |
337 | TWO_DASHES }, | |
252b5132 | 338 | { {"no-gc-sections", no_argument, NULL, OPTION_NO_GC_SECTIONS}, |
6feb9908 AM |
339 | '\0', NULL, N_("Don't remove unused sections (default)"), |
340 | TWO_DASHES }, | |
c17d87de NC |
341 | { {"print-gc-sections", no_argument, NULL, OPTION_PRINT_GC_SECTIONS}, |
342 | '\0', NULL, N_("List removed unused sections on stderr"), | |
343 | TWO_DASHES }, | |
344 | { {"no-print-gc-sections", no_argument, NULL, OPTION_NO_PRINT_GC_SECTIONS}, | |
345 | '\0', NULL, N_("Do not list removed unused sections"), | |
346 | TWO_DASHES }, | |
22185505 | 347 | { {"gc-keep-exported", no_argument, NULL, OPTION_GC_KEEP_EXPORTED}, |
348 | '\0', NULL, N_("Keep exported symbols when removing unused sections"), | |
349 | TWO_DASHES }, | |
2d643429 | 350 | { {"hash-size=<NUMBER>", required_argument, NULL, OPTION_HASH_SIZE}, |
6feb9908 AM |
351 | '\0', NULL, N_("Set default hash table size close to <NUMBER>"), |
352 | TWO_DASHES }, | |
252b5132 | 353 | { {"help", no_argument, NULL, OPTION_HELP}, |
6feb9908 | 354 | '\0', NULL, N_("Print option help"), TWO_DASHES }, |
3dbf70a2 | 355 | { {"init", required_argument, NULL, OPTION_INIT}, |
6feb9908 | 356 | '\0', N_("SYMBOL"), N_("Call SYMBOL at load-time"), ONE_DASH }, |
252b5132 | 357 | { {"Map", required_argument, NULL, OPTION_MAP}, |
6feb9908 | 358 | '\0', N_("FILE"), N_("Write a map file"), ONE_DASH }, |
4818e05f | 359 | { {"no-define-common", no_argument, NULL, OPTION_NO_DEFINE_COMMON}, |
6feb9908 | 360 | '\0', NULL, N_("Do not define Common storage"), TWO_DASHES }, |
252b5132 | 361 | { {"no-demangle", no_argument, NULL, OPTION_NO_DEMANGLE }, |
6feb9908 | 362 | '\0', NULL, N_("Do not demangle symbol names"), TWO_DASHES }, |
252b5132 | 363 | { {"no-keep-memory", no_argument, NULL, OPTION_NO_KEEP_MEMORY}, |
6feb9908 | 364 | '\0', NULL, N_("Use less memory and more disk I/O"), TWO_DASHES }, |
252b5132 | 365 | { {"no-undefined", no_argument, NULL, OPTION_NO_UNDEFINED}, |
6feb9908 AM |
366 | '\0', NULL, N_("Do not allow unresolved references in object files"), |
367 | TWO_DASHES }, | |
b79e8c78 | 368 | { {"allow-shlib-undefined", no_argument, NULL, OPTION_ALLOW_SHLIB_UNDEFINED}, |
cc643b88 | 369 | '\0', NULL, N_("Allow unresolved references in shared libraries"), |
6feb9908 AM |
370 | TWO_DASHES }, |
371 | { {"no-allow-shlib-undefined", no_argument, NULL, | |
372 | OPTION_NO_ALLOW_SHLIB_UNDEFINED}, | |
373 | '\0', NULL, N_("Do not allow unresolved references in shared libs"), | |
374 | TWO_DASHES }, | |
375 | { {"allow-multiple-definition", no_argument, NULL, | |
376 | OPTION_ALLOW_MULTIPLE_DEFINITION}, | |
377 | '\0', NULL, N_("Allow multiple definitions"), TWO_DASHES }, | |
31941635 | 378 | { {"no-undefined-version", no_argument, NULL, OPTION_NO_UNDEFINED_VERSION}, |
6feb9908 | 379 | '\0', NULL, N_("Disallow undefined version"), TWO_DASHES }, |
3e3b46e5 PB |
380 | { {"default-symver", no_argument, NULL, OPTION_DEFAULT_SYMVER}, |
381 | '\0', NULL, N_("Create default symbol version"), TWO_DASHES }, | |
fc0e6df6 PB |
382 | { {"default-imported-symver", no_argument, NULL, |
383 | OPTION_DEFAULT_IMPORTED_SYMVER}, | |
384 | '\0', NULL, N_("Create default symbol version for imported symbols"), | |
385 | TWO_DASHES }, | |
252b5132 | 386 | { {"no-warn-mismatch", no_argument, NULL, OPTION_NO_WARN_MISMATCH}, |
6feb9908 | 387 | '\0', NULL, N_("Don't warn about mismatched input files"), TWO_DASHES}, |
fe7929ce AM |
388 | { {"no-warn-search-mismatch", no_argument, NULL, |
389 | OPTION_NO_WARN_SEARCH_MISMATCH}, | |
390 | '\0', NULL, N_("Don't warn on finding an incompatible library"), | |
391 | TWO_DASHES}, | |
252b5132 | 392 | { {"no-whole-archive", no_argument, NULL, OPTION_NO_WHOLE_ARCHIVE}, |
6feb9908 | 393 | '\0', NULL, N_("Turn off --whole-archive"), TWO_DASHES }, |
252b5132 | 394 | { {"noinhibit-exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC}, |
6feb9908 AM |
395 | '\0', NULL, N_("Create an output file even if errors occur"), |
396 | TWO_DASHES }, | |
252b5132 | 397 | { {"noinhibit_exec", no_argument, NULL, OPTION_NOINHIBIT_EXEC}, |
6feb9908 | 398 | '\0', NULL, NULL, NO_HELP }, |
361b220e | 399 | { {"nostdlib", no_argument, NULL, OPTION_NOSTDLIB}, |
6feb9908 | 400 | '\0', NULL, N_("Only use library directories specified on\n" |
c58dea77 AM |
401 | " the command line"), |
402 | ONE_DASH }, | |
252b5132 | 403 | { {"oformat", required_argument, NULL, OPTION_OFORMAT}, |
6feb9908 AM |
404 | '\0', N_("TARGET"), N_("Specify target of output file"), |
405 | EXACTLY_TWO_DASHES }, | |
30824704 RM |
406 | { {"print-output-format", no_argument, NULL, OPTION_PRINT_OUTPUT_FORMAT}, |
407 | '\0', NULL, N_("Print default output format"), TWO_DASHES }, | |
cb9322a8 HPN |
408 | { {"print-sysroot", no_argument, NULL, OPTION_PRINT_SYSROOT}, |
409 | '\0', NULL, N_("Print current sysroot"), TWO_DASHES }, | |
252b5132 | 410 | { {"qmagic", no_argument, NULL, OPTION_IGNORE}, |
6feb9908 AM |
411 | '\0', NULL, N_("Ignored for Linux compatibility"), ONE_DASH }, |
412 | { {"reduce-memory-overheads", no_argument, NULL, | |
413 | OPTION_REDUCE_MEMORY_OVERHEADS}, | |
414 | '\0', NULL, N_("Reduce memory overheads, possibly taking much longer"), | |
415 | TWO_DASHES }, | |
252b5132 | 416 | { {"relax", no_argument, NULL, OPTION_RELAX}, |
28d5f677 NC |
417 | '\0', NULL, N_("Reduce code size by using target specific optimizations"), TWO_DASHES }, |
418 | { {"no-relax", no_argument, NULL, OPTION_NO_RELAX}, | |
419 | '\0', NULL, N_("Do not use relaxation techniques to reduce code size"), TWO_DASHES }, | |
252b5132 | 420 | { {"retain-symbols-file", required_argument, NULL, |
6feb9908 AM |
421 | OPTION_RETAIN_SYMBOLS_FILE}, |
422 | '\0', N_("FILE"), N_("Keep only symbols listed in FILE"), TWO_DASHES }, | |
252b5132 | 423 | { {"rpath", required_argument, NULL, OPTION_RPATH}, |
6feb9908 | 424 | '\0', N_("PATH"), N_("Set runtime shared library search path"), ONE_DASH }, |
252b5132 | 425 | { {"rpath-link", required_argument, NULL, OPTION_RPATH_LINK}, |
6feb9908 AM |
426 | '\0', N_("PATH"), N_("Set link time shared library search path"), |
427 | ONE_DASH }, | |
252b5132 | 428 | { {"shared", no_argument, NULL, OPTION_SHARED}, |
6feb9908 | 429 | '\0', NULL, N_("Create a shared library"), ONE_DASH }, |
252b5132 | 430 | { {"Bshareable", no_argument, NULL, OPTION_SHARED }, /* FreeBSD. */ |
6feb9908 | 431 | '\0', NULL, NULL, ONE_DASH }, |
36af4a4e | 432 | { {"pie", no_argument, NULL, OPTION_PIE}, |
6feb9908 | 433 | '\0', NULL, N_("Create a position independent executable"), ONE_DASH }, |
36af4a4e | 434 | { {"pic-executable", no_argument, NULL, OPTION_PIE}, |
6feb9908 | 435 | '\0', NULL, NULL, TWO_DASHES }, |
de7dd2bd | 436 | { {"sort-common", optional_argument, NULL, OPTION_SORT_COMMON}, |
9d5777a3 RM |
437 | '\0', N_("[=ascending|descending]"), |
438 | N_("Sort common symbols by alignment [in specified order]"), | |
de7dd2bd | 439 | TWO_DASHES }, |
252b5132 | 440 | { {"sort_common", no_argument, NULL, OPTION_SORT_COMMON}, |
6feb9908 | 441 | '\0', NULL, NULL, NO_HELP }, |
bcaa7b3e | 442 | { {"sort-section", required_argument, NULL, OPTION_SORT_SECTION}, |
9d5777a3 | 443 | '\0', N_("name|alignment"), |
bcaa7b3e | 444 | N_("Sort sections by name or maximum alignment"), TWO_DASHES }, |
db6751f2 | 445 | { {"spare-dynamic-tags", required_argument, NULL, OPTION_SPARE_DYNAMIC_TAGS}, |
6feb9908 AM |
446 | '\0', N_("COUNT"), N_("How many tags to reserve in .dynamic section"), |
447 | TWO_DASHES }, | |
a854a4a7 | 448 | { {"split-by-file", optional_argument, NULL, OPTION_SPLIT_BY_FILE}, |
6feb9908 AM |
449 | '\0', N_("[=SIZE]"), N_("Split output sections every SIZE octets"), |
450 | TWO_DASHES }, | |
a854a4a7 | 451 | { {"split-by-reloc", optional_argument, NULL, OPTION_SPLIT_BY_RELOC}, |
6feb9908 AM |
452 | '\0', N_("[=COUNT]"), N_("Split output sections every COUNT relocs"), |
453 | TWO_DASHES }, | |
252b5132 | 454 | { {"stats", no_argument, NULL, OPTION_STATS}, |
6feb9908 | 455 | '\0', NULL, N_("Print memory usage statistics"), TWO_DASHES }, |
ea20a7da | 456 | { {"target-help", no_argument, NULL, OPTION_TARGET_HELP}, |
6feb9908 | 457 | '\0', NULL, N_("Display target specific options"), TWO_DASHES }, |
252b5132 | 458 | { {"task-link", required_argument, NULL, OPTION_TASK_LINK}, |
6feb9908 | 459 | '\0', N_("SYMBOL"), N_("Do task level linking"), TWO_DASHES }, |
252b5132 | 460 | { {"traditional-format", no_argument, NULL, OPTION_TRADITIONAL_FORMAT}, |
6feb9908 | 461 | '\0', NULL, N_("Use same format as native linker"), TWO_DASHES }, |
176355da | 462 | { {"section-start", required_argument, NULL, OPTION_SECTION_START}, |
6feb9908 AM |
463 | '\0', N_("SECTION=ADDRESS"), N_("Set address of named section"), |
464 | TWO_DASHES }, | |
252b5132 | 465 | { {"Tbss", required_argument, NULL, OPTION_TBSS}, |
6feb9908 | 466 | '\0', N_("ADDRESS"), N_("Set address of .bss section"), ONE_DASH }, |
252b5132 | 467 | { {"Tdata", required_argument, NULL, OPTION_TDATA}, |
6feb9908 | 468 | '\0', N_("ADDRESS"), N_("Set address of .data section"), ONE_DASH }, |
252b5132 | 469 | { {"Ttext", required_argument, NULL, OPTION_TTEXT}, |
6feb9908 | 470 | '\0', N_("ADDRESS"), N_("Set address of .text section"), ONE_DASH }, |
258795f5 L |
471 | { {"Ttext-segment", required_argument, NULL, OPTION_TTEXT_SEGMENT}, |
472 | '\0', N_("ADDRESS"), N_("Set address of text segment"), ONE_DASH }, | |
9d5777a3 RM |
473 | { {"Trodata-segment", required_argument, NULL, OPTION_TRODATA_SEGMENT}, |
474 | '\0', N_("ADDRESS"), N_("Set address of rodata segment"), ONE_DASH }, | |
0d705e9f AM |
475 | { {"Tldata-segment", required_argument, NULL, OPTION_TLDATA_SEGMENT}, |
476 | '\0', N_("ADDRESS"), N_("Set address of ldata segment"), ONE_DASH }, | |
6feb9908 AM |
477 | { {"unresolved-symbols=<method>", required_argument, NULL, |
478 | OPTION_UNRESOLVED_SYMBOLS}, | |
479 | '\0', NULL, N_("How to handle unresolved symbols. <method> is:\n" | |
c58dea77 AM |
480 | " ignore-all, report-all, ignore-in-object-files,\n" |
481 | " ignore-in-shared-libs"), | |
482 | TWO_DASHES }, | |
1715a13c L |
483 | { {"verbose", optional_argument, NULL, OPTION_VERBOSE}, |
484 | '\0', N_("[=NUMBER]"), | |
485 | N_("Output lots of information during link"), TWO_DASHES }, | |
252b5132 | 486 | { {"dll-verbose", no_argument, NULL, OPTION_VERBOSE}, /* Linux. */ |
6feb9908 | 487 | '\0', NULL, NULL, NO_HELP }, |
252b5132 | 488 | { {"version-script", required_argument, NULL, OPTION_VERSION_SCRIPT }, |
6feb9908 | 489 | '\0', N_("FILE"), N_("Read version information script"), TWO_DASHES }, |
252b5132 RH |
490 | { {"version-exports-section", required_argument, NULL, |
491 | OPTION_VERSION_EXPORTS_SECTION }, | |
6feb9908 | 492 | '\0', N_("SYMBOL"), N_("Take export symbols list from .exports, using\n" |
c58dea77 AM |
493 | " SYMBOL as the version."), |
494 | TWO_DASHES }, | |
40b36307 L |
495 | { {"dynamic-list-data", no_argument, NULL, OPTION_DYNAMIC_LIST_DATA}, |
496 | '\0', NULL, N_("Add data symbols to dynamic list"), TWO_DASHES }, | |
497 | { {"dynamic-list-cpp-new", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_NEW}, | |
498 | '\0', NULL, N_("Use C++ operator new/delete dynamic list"), TWO_DASHES }, | |
55255dae L |
499 | { {"dynamic-list-cpp-typeinfo", no_argument, NULL, OPTION_DYNAMIC_LIST_CPP_TYPEINFO}, |
500 | '\0', NULL, N_("Use C++ typeinfo dynamic list"), TWO_DASHES }, | |
501 | { {"dynamic-list", required_argument, NULL, OPTION_DYNAMIC_LIST}, | |
502 | '\0', N_("FILE"), N_("Read dynamic list"), TWO_DASHES }, | |
252b5132 | 503 | { {"warn-common", no_argument, NULL, OPTION_WARN_COMMON}, |
6feb9908 | 504 | '\0', NULL, N_("Warn about duplicate common symbols"), TWO_DASHES }, |
252b5132 | 505 | { {"warn-constructors", no_argument, NULL, OPTION_WARN_CONSTRUCTORS}, |
6feb9908 AM |
506 | '\0', NULL, N_("Warn if global constructors/destructors are seen"), |
507 | TWO_DASHES }, | |
252b5132 | 508 | { {"warn-multiple-gp", no_argument, NULL, OPTION_WARN_MULTIPLE_GP}, |
6feb9908 | 509 | '\0', NULL, N_("Warn if the multiple GP values are used"), TWO_DASHES }, |
252b5132 | 510 | { {"warn-once", no_argument, NULL, OPTION_WARN_ONCE}, |
6feb9908 | 511 | '\0', NULL, N_("Warn only once per undefined symbol"), TWO_DASHES }, |
252b5132 | 512 | { {"warn-section-align", no_argument, NULL, OPTION_WARN_SECTION_ALIGN}, |
6feb9908 AM |
513 | '\0', NULL, N_("Warn if start of section changes due to alignment"), |
514 | TWO_DASHES }, | |
8fdd7217 NC |
515 | { {"warn-shared-textrel", no_argument, NULL, OPTION_WARN_SHARED_TEXTREL}, |
516 | '\0', NULL, N_("Warn if shared object has DT_TEXTREL"), | |
517 | TWO_DASHES }, | |
a0c402a5 L |
518 | { {"warn-alternate-em", no_argument, NULL, OPTION_WARN_ALTERNATE_EM}, |
519 | '\0', NULL, N_("Warn if an object has alternate ELF machine code"), | |
520 | TWO_DASHES }, | |
6feb9908 AM |
521 | { {"warn-unresolved-symbols", no_argument, NULL, |
522 | OPTION_WARN_UNRESOLVED_SYMBOLS}, | |
560e09e9 | 523 | '\0', NULL, N_("Report unresolved symbols as warnings"), TWO_DASHES }, |
6feb9908 AM |
524 | { {"error-unresolved-symbols", no_argument, NULL, |
525 | OPTION_ERROR_UNRESOLVED_SYMBOLS}, | |
560e09e9 | 526 | '\0', NULL, N_("Report unresolved symbols as errors"), TWO_DASHES }, |
252b5132 | 527 | { {"whole-archive", no_argument, NULL, OPTION_WHOLE_ARCHIVE}, |
6feb9908 AM |
528 | '\0', NULL, N_("Include all objects from following archives"), |
529 | TWO_DASHES }, | |
252b5132 | 530 | { {"wrap", required_argument, NULL, OPTION_WRAP}, |
6feb9908 | 531 | '\0', N_("SYMBOL"), N_("Use wrapper functions for SYMBOL"), TWO_DASHES }, |
0e86e20e AM |
532 | { {"ignore-unresolved-symbol", required_argument, NULL, |
533 | OPTION_IGNORE_UNRESOLVED_SYMBOL}, | |
534 | '\0', N_("SYMBOL"), | |
535 | N_("Unresolved SYMBOL will not cause an error or warning"), TWO_DASHES }, | |
26278bb8 UD |
536 | { {"push-state", no_argument, NULL, OPTION_PUSH_STATE}, |
537 | '\0', NULL, N_("Push state of flags governing input file handling"), | |
538 | TWO_DASHES }, | |
539 | { {"pop-state", no_argument, NULL, OPTION_POP_STATE}, | |
540 | '\0', NULL, N_("Pop state of flags governing input file handling"), | |
541 | TWO_DASHES }, | |
3604cb1f TG |
542 | { {"print-memory-usage", no_argument, NULL, OPTION_PRINT_MEMORY_USAGE}, |
543 | '\0', NULL, N_("Report target memory usage"), TWO_DASHES }, | |
c005eb9e AB |
544 | { {"orphan-handling", required_argument, NULL, OPTION_ORPHAN_HANDLING}, |
545 | '\0', N_("=MODE"), N_("Control how orphan sections are handled."), | |
546 | TWO_DASHES }, | |
035801ce FS |
547 | { {"print-map-discarded", no_argument, NULL, OPTION_PRINT_MAP_DISCARDED}, |
548 | '\0', NULL, N_("Show discarded sections in map file output (default)"), | |
549 | TWO_DASHES }, | |
550 | { {"no-print-map-discarded", no_argument, NULL, OPTION_NO_PRINT_MAP_DISCARDED}, | |
551 | '\0', NULL, N_("Do not show discarded sections in map file output"), | |
552 | TWO_DASHES }, | |
252b5132 RH |
553 | }; |
554 | ||
e4897a32 | 555 | #define OPTION_COUNT ARRAY_SIZE (ld_options) |
252b5132 | 556 | |
252b5132 | 557 | void |
1579bae1 | 558 | parse_args (unsigned argc, char **argv) |
252b5132 | 559 | { |
e4897a32 NC |
560 | unsigned i; |
561 | int is, il, irl; | |
252b5132 RH |
562 | int ingroup = 0; |
563 | char *default_dirlist = NULL; | |
3bcf5557 AM |
564 | char *shortopts; |
565 | struct option *longopts; | |
566 | struct option *really_longopts; | |
252b5132 | 567 | int last_optind; |
560e09e9 | 568 | enum report_method how_to_report_unresolved_symbols = RM_GENERATE_ERROR; |
1914e264 AM |
569 | enum symbolic_enum |
570 | { | |
571 | symbolic_unset = 0, | |
572 | symbolic, | |
573 | symbolic_functions, | |
574 | } opt_symbolic = symbolic_unset; | |
575 | enum dynamic_list_enum | |
576 | { | |
577 | dynamic_list_unset = 0, | |
578 | dynamic_list_data, | |
579 | dynamic_list | |
580 | } opt_dynamic_list = dynamic_list_unset; | |
252b5132 | 581 | |
1e9cc1c2 NC |
582 | shortopts = (char *) xmalloc (OPTION_COUNT * 3 + 2); |
583 | longopts = (struct option *) | |
584 | xmalloc (sizeof (*longopts) * (OPTION_COUNT + 1)); | |
585 | really_longopts = (struct option *) | |
586 | malloc (sizeof (*really_longopts) * (OPTION_COUNT + 1)); | |
3bcf5557 | 587 | |
252b5132 RH |
588 | /* Starting the short option string with '-' is for programs that |
589 | expect options and other ARGV-elements in any order and that care about | |
590 | the ordering of the two. We describe each non-option ARGV-element | |
591 | as if it were the argument of an option with character code 1. */ | |
592 | shortopts[0] = '-'; | |
593 | is = 1; | |
594 | il = 0; | |
e4897a32 | 595 | irl = 0; |
252b5132 RH |
596 | for (i = 0; i < OPTION_COUNT; i++) |
597 | { | |
598 | if (ld_options[i].shortopt != '\0') | |
599 | { | |
600 | shortopts[is] = ld_options[i].shortopt; | |
601 | ++is; | |
602 | if (ld_options[i].opt.has_arg == required_argument | |
603 | || ld_options[i].opt.has_arg == optional_argument) | |
604 | { | |
605 | shortopts[is] = ':'; | |
606 | ++is; | |
607 | if (ld_options[i].opt.has_arg == optional_argument) | |
608 | { | |
609 | shortopts[is] = ':'; | |
610 | ++is; | |
611 | } | |
612 | } | |
613 | } | |
614 | if (ld_options[i].opt.name != NULL) | |
615 | { | |
e4897a32 NC |
616 | if (ld_options[i].control == EXACTLY_TWO_DASHES) |
617 | { | |
618 | really_longopts[irl] = ld_options[i].opt; | |
619 | ++irl; | |
620 | } | |
621 | else | |
622 | { | |
623 | longopts[il] = ld_options[i].opt; | |
624 | ++il; | |
625 | } | |
252b5132 RH |
626 | } |
627 | } | |
628 | shortopts[is] = '\0'; | |
629 | longopts[il].name = NULL; | |
e4897a32 | 630 | really_longopts[irl].name = NULL; |
252b5132 | 631 | |
3bcf5557 AM |
632 | ldemul_add_options (is, &shortopts, il, &longopts, irl, &really_longopts); |
633 | ||
252b5132 RH |
634 | /* The -G option is ambiguous on different platforms. Sometimes it |
635 | specifies the largest data size to put into the small data | |
636 | section. Sometimes it is equivalent to --shared. Unfortunately, | |
637 | the first form takes an argument, while the second does not. | |
638 | ||
639 | We need to permit the --shared form because on some platforms, | |
640 | such as Solaris, gcc -shared will pass -G to the linker. | |
641 | ||
642 | To permit either usage, we look through the argument list. If we | |
643 | find -G not followed by a number, we change it into --shared. | |
644 | This will work for most normal cases. */ | |
645 | for (i = 1; i < argc; i++) | |
646 | if (strcmp (argv[i], "-G") == 0 | |
647 | && (i + 1 >= argc | |
3882b010 | 648 | || ! ISDIGIT (argv[i + 1][0]))) |
252b5132 RH |
649 | argv[i] = (char *) "--shared"; |
650 | ||
651 | /* Because we permit long options to start with a single dash, and | |
652 | we have a --library option, and the -l option is conventionally | |
653 | used with an immediately following argument, we can have bad | |
654 | results if somebody tries to use -l with a library whose name | |
655 | happens to start with "ibrary", as in -li. We avoid problems by | |
656 | simply turning -l into --library. This means that users will | |
657 | have to use two dashes in order to use --library, which is OK | |
658 | since that's how it is documented. | |
659 | ||
660 | FIXME: It's possible that this problem can arise for other short | |
661 | options as well, although the user does always have the recourse | |
662 | of adding a space between the option and the argument. */ | |
663 | for (i = 1; i < argc; i++) | |
664 | { | |
665 | if (argv[i][0] == '-' | |
666 | && argv[i][1] == 'l' | |
667 | && argv[i][2] != '\0') | |
668 | { | |
669 | char *n; | |
670 | ||
1e9cc1c2 | 671 | n = (char *) xmalloc (strlen (argv[i]) + 20); |
252b5132 RH |
672 | sprintf (n, "--library=%s", argv[i] + 2); |
673 | argv[i] = n; | |
674 | } | |
675 | } | |
676 | ||
677 | last_optind = -1; | |
678 | while (1) | |
679 | { | |
89894c62 | 680 | int longind; |
252b5132 | 681 | int optc; |
dab69f68 | 682 | static unsigned int defsym_count; |
252b5132 RH |
683 | |
684 | /* Using last_optind lets us avoid calling ldemul_parse_args | |
685 | multiple times on a single option, which would lead to | |
686 | confusion in the internal static variables maintained by | |
687 | getopt. This could otherwise happen for an argument like | |
688 | -nx, in which the -n is parsed as a single option, and we | |
689 | loop around to pick up the -x. */ | |
690 | if (optind != last_optind) | |
89894c62 AM |
691 | if (ldemul_parse_args (argc, argv)) |
692 | continue; | |
252b5132 RH |
693 | |
694 | /* getopt_long_only is like getopt_long, but '-' as well as '--' | |
695 | can indicate a long option. */ | |
0fc3347a | 696 | opterr = 0; |
89894c62 | 697 | last_optind = optind; |
252b5132 | 698 | optc = getopt_long_only (argc, argv, shortopts, longopts, &longind); |
0fc3347a NC |
699 | if (optc == '?') |
700 | { | |
89894c62 AM |
701 | optind = last_optind; |
702 | optc = getopt_long (argc, argv, "-", really_longopts, &longind); | |
0fc3347a | 703 | } |
b7ed8fad | 704 | |
3bcf5557 AM |
705 | if (ldemul_handle_option (optc)) |
706 | continue; | |
707 | ||
252b5132 RH |
708 | if (optc == -1) |
709 | break; | |
0fc3347a | 710 | |
252b5132 RH |
711 | switch (optc) |
712 | { | |
0fc3347a | 713 | case '?': |
f82aa165 NC |
714 | { |
715 | /* If the last word on the command line is an option that | |
716 | requires an argument, getopt will refuse to recognise it. | |
717 | Try to catch such options here and issue a more helpful | |
718 | error message than just "unrecognized option". */ | |
719 | int opt; | |
720 | ||
721 | for (opt = ARRAY_SIZE (ld_options); opt--;) | |
722 | if (ld_options[opt].opt.has_arg == required_argument | |
723 | /* FIXME: There are a few short options that do not | |
724 | have long equivalents, but which require arguments. | |
725 | We should handle them too. */ | |
726 | && ld_options[opt].opt.name != NULL | |
727 | && strcmp (argv[last_optind] + ld_options[opt].control, ld_options[opt].opt.name) == 0) | |
728 | { | |
729 | einfo (_("%P: %s: missing argument\n"), argv[last_optind]); | |
730 | break; | |
731 | } | |
732 | ||
733 | if (opt == -1) | |
734 | einfo (_("%P: unrecognized option '%s'\n"), argv[last_optind]); | |
735 | } | |
058a363d BE |
736 | /* Fall through. */ |
737 | ||
252b5132 | 738 | default: |
df5f2391 | 739 | einfo (_("%F%P: use the --help option for usage information\n")); |
80bb3407 | 740 | break; |
210a7bd1 | 741 | |
252b5132 | 742 | case 1: /* File name. */ |
1579bae1 | 743 | lang_add_input_file (optarg, lang_input_file_is_file_enum, NULL); |
252b5132 RH |
744 | break; |
745 | ||
746 | case OPTION_IGNORE: | |
747 | break; | |
748 | case 'a': | |
749 | /* For HP/UX compatibility. Actually -a shared should mean | |
1579bae1 AM |
750 | ``use only shared libraries'' but, then, we don't |
751 | currently support shared libraries on HP/UX anyhow. */ | |
252b5132 | 752 | if (strcmp (optarg, "archive") == 0) |
66be1055 | 753 | input_flags.dynamic = FALSE; |
252b5132 RH |
754 | else if (strcmp (optarg, "shared") == 0 |
755 | || strcmp (optarg, "default") == 0) | |
66be1055 | 756 | input_flags.dynamic = TRUE; |
252b5132 | 757 | else |
df5f2391 | 758 | einfo (_("%F%P: unrecognized -a option `%s'\n"), optarg); |
252b5132 RH |
759 | break; |
760 | case OPTION_ASSERT: | |
761 | /* FIXME: We just ignore these, but we should handle them. */ | |
762 | if (strcmp (optarg, "definitions") == 0) | |
763 | ; | |
764 | else if (strcmp (optarg, "nodefinitions") == 0) | |
765 | ; | |
766 | else if (strcmp (optarg, "nosymbolic") == 0) | |
767 | ; | |
768 | else if (strcmp (optarg, "pure-text") == 0) | |
769 | ; | |
770 | else | |
df5f2391 | 771 | einfo (_("%F%P: unrecognized -assert option `%s'\n"), optarg); |
252b5132 RH |
772 | break; |
773 | case 'A': | |
774 | ldfile_add_arch (optarg); | |
775 | break; | |
776 | case 'b': | |
777 | lang_add_target (optarg); | |
778 | break; | |
779 | case 'c': | |
780 | ldfile_open_command_file (optarg); | |
781 | parser_input = input_mri_script; | |
782 | yyparse (); | |
783 | break; | |
784 | case OPTION_CALL_SHARED: | |
66be1055 | 785 | input_flags.dynamic = TRUE; |
252b5132 RH |
786 | break; |
787 | case OPTION_NON_SHARED: | |
66be1055 | 788 | input_flags.dynamic = FALSE; |
252b5132 RH |
789 | break; |
790 | case OPTION_CREF: | |
b34976b6 AM |
791 | command_line.cref = TRUE; |
792 | link_info.notice_all = TRUE; | |
252b5132 RH |
793 | break; |
794 | case 'd': | |
b34976b6 | 795 | command_line.force_common_definition = TRUE; |
252b5132 | 796 | break; |
6c19b93b AM |
797 | case OPTION_FORCE_GROUP_ALLOCATION: |
798 | command_line.force_group_allocation = TRUE; | |
799 | break; | |
252b5132 RH |
800 | case OPTION_DEFSYM: |
801 | lex_string = optarg; | |
dab69f68 | 802 | lex_redirect (optarg, "--defsym", ++defsym_count); |
252b5132 | 803 | parser_input = input_defsym; |
252b5132 | 804 | yyparse (); |
252b5132 RH |
805 | lex_string = NULL; |
806 | break; | |
807 | case OPTION_DEMANGLE: | |
b34976b6 | 808 | demangling = TRUE; |
28c309a2 NC |
809 | if (optarg != NULL) |
810 | { | |
811 | enum demangling_styles style; | |
5cc18311 | 812 | |
28c309a2 | 813 | style = cplus_demangle_name_to_style (optarg); |
5cc18311 | 814 | if (style == unknown_demangling) |
1d6d1a2c | 815 | einfo (_("%F%P: unknown demangling style `%s'\n"), |
28c309a2 | 816 | optarg); |
5cc18311 | 817 | |
28c309a2 | 818 | cplus_demangle_set_style (style); |
e47d05ad | 819 | } |
252b5132 | 820 | break; |
506eee22 | 821 | case 'I': /* Used on Solaris. */ |
252b5132 RH |
822 | case OPTION_DYNAMIC_LINKER: |
823 | command_line.interpreter = optarg; | |
9b8b325a RF |
824 | link_info.nointerp = 0; |
825 | break; | |
826 | case OPTION_NO_DYNAMIC_LINKER: | |
827 | link_info.nointerp = 1; | |
252b5132 | 828 | break; |
e2243057 RS |
829 | case OPTION_SYSROOT: |
830 | /* Already handled in ldmain.c. */ | |
831 | break; | |
252b5132 RH |
832 | case OPTION_EB: |
833 | command_line.endian = ENDIAN_BIG; | |
834 | break; | |
835 | case OPTION_EL: | |
836 | command_line.endian = ENDIAN_LITTLE; | |
837 | break; | |
838 | case OPTION_EMBEDDED_RELOCS: | |
b34976b6 | 839 | command_line.embedded_relocs = TRUE; |
252b5132 RH |
840 | break; |
841 | case OPTION_EXPORT_DYNAMIC: | |
842 | case 'E': /* HP/UX compatibility. */ | |
b34976b6 | 843 | link_info.export_dynamic = TRUE; |
252b5132 | 844 | break; |
267e2722 CD |
845 | case OPTION_NO_EXPORT_DYNAMIC: |
846 | link_info.export_dynamic = FALSE; | |
847 | break; | |
252b5132 | 848 | case 'e': |
b34976b6 | 849 | lang_add_entry (optarg, TRUE); |
252b5132 RH |
850 | break; |
851 | case 'f': | |
852 | if (command_line.auxiliary_filters == NULL) | |
853 | { | |
1e9cc1c2 | 854 | command_line.auxiliary_filters = (char **) |
6c19b93b | 855 | xmalloc (2 * sizeof (char *)); |
252b5132 RH |
856 | command_line.auxiliary_filters[0] = optarg; |
857 | command_line.auxiliary_filters[1] = NULL; | |
858 | } | |
859 | else | |
860 | { | |
861 | int c; | |
862 | char **p; | |
863 | ||
864 | c = 0; | |
865 | for (p = command_line.auxiliary_filters; *p != NULL; p++) | |
866 | ++c; | |
1e9cc1c2 | 867 | command_line.auxiliary_filters = (char **) |
6c19b93b AM |
868 | xrealloc (command_line.auxiliary_filters, |
869 | (c + 2) * sizeof (char *)); | |
252b5132 RH |
870 | command_line.auxiliary_filters[c] = optarg; |
871 | command_line.auxiliary_filters[c + 1] = NULL; | |
872 | } | |
873 | break; | |
874 | case 'F': | |
875 | command_line.filter_shlib = optarg; | |
876 | break; | |
877 | case OPTION_FORCE_EXE_SUFFIX: | |
b34976b6 | 878 | command_line.force_exe_suffix = TRUE; |
252b5132 RH |
879 | break; |
880 | case 'G': | |
881 | { | |
882 | char *end; | |
883 | g_switch_value = strtoul (optarg, &end, 0); | |
884 | if (*end) | |
df5f2391 | 885 | einfo (_("%F%P: invalid number `%s'\n"), optarg); |
252b5132 RH |
886 | } |
887 | break; | |
888 | case 'g': | |
889 | /* Ignore. */ | |
890 | break; | |
891 | case OPTION_GC_SECTIONS: | |
57316bff | 892 | link_info.gc_sections = TRUE; |
252b5132 | 893 | break; |
c17d87de NC |
894 | case OPTION_PRINT_GC_SECTIONS: |
895 | link_info.print_gc_sections = TRUE; | |
896 | break; | |
22185505 | 897 | case OPTION_GC_KEEP_EXPORTED: |
898 | link_info.gc_keep_exported = TRUE; | |
899 | break; | |
252b5132 RH |
900 | case OPTION_HELP: |
901 | help (); | |
902 | xexit (0); | |
903 | break; | |
904 | case 'L': | |
b34976b6 | 905 | ldfile_add_library_path (optarg, TRUE); |
252b5132 RH |
906 | break; |
907 | case 'l': | |
1579bae1 | 908 | lang_add_input_file (optarg, lang_input_file_is_l_enum, NULL); |
252b5132 RH |
909 | break; |
910 | case 'M': | |
911 | config.map_filename = "-"; | |
912 | break; | |
913 | case 'm': | |
914 | /* Ignore. Was handled in a pre-parse. */ | |
915 | break; | |
916 | case OPTION_MAP: | |
917 | config.map_filename = optarg; | |
918 | break; | |
919 | case 'N': | |
b34976b6 AM |
920 | config.text_read_only = FALSE; |
921 | config.magic_demand_paged = FALSE; | |
66be1055 | 922 | input_flags.dynamic = FALSE; |
252b5132 | 923 | break; |
63fd3b82 | 924 | case OPTION_NO_OMAGIC: |
b34976b6 AM |
925 | config.text_read_only = TRUE; |
926 | config.magic_demand_paged = TRUE; | |
66be1055 | 927 | /* NB/ Does not set input_flags.dynamic to TRUE. |
63fd3b82 NC |
928 | Use --call-shared or -Bdynamic for this. */ |
929 | break; | |
252b5132 | 930 | case 'n': |
b34976b6 | 931 | config.magic_demand_paged = FALSE; |
66be1055 | 932 | input_flags.dynamic = FALSE; |
252b5132 | 933 | break; |
4818e05f | 934 | case OPTION_NO_DEFINE_COMMON: |
a4819f54 | 935 | link_info.inhibit_common_definition = TRUE; |
4818e05f | 936 | break; |
252b5132 | 937 | case OPTION_NO_DEMANGLE: |
b34976b6 | 938 | demangling = FALSE; |
252b5132 RH |
939 | break; |
940 | case OPTION_NO_GC_SECTIONS: | |
57316bff | 941 | link_info.gc_sections = FALSE; |
252b5132 | 942 | break; |
c17d87de NC |
943 | case OPTION_NO_PRINT_GC_SECTIONS: |
944 | link_info.print_gc_sections = FALSE; | |
945 | break; | |
252b5132 | 946 | case OPTION_NO_KEEP_MEMORY: |
b34976b6 | 947 | link_info.keep_memory = FALSE; |
252b5132 RH |
948 | break; |
949 | case OPTION_NO_UNDEFINED: | |
6feb9908 AM |
950 | link_info.unresolved_syms_in_objects |
951 | = how_to_report_unresolved_symbols; | |
252b5132 | 952 | break; |
b79e8c78 | 953 | case OPTION_ALLOW_SHLIB_UNDEFINED: |
560e09e9 | 954 | link_info.unresolved_syms_in_shared_libs = RM_IGNORE; |
b79e8c78 | 955 | break; |
ae9a127f | 956 | case OPTION_NO_ALLOW_SHLIB_UNDEFINED: |
6feb9908 AM |
957 | link_info.unresolved_syms_in_shared_libs |
958 | = how_to_report_unresolved_symbols; | |
ae9a127f | 959 | break; |
560e09e9 NC |
960 | case OPTION_UNRESOLVED_SYMBOLS: |
961 | if (strcmp (optarg, "ignore-all") == 0) | |
962 | { | |
963 | link_info.unresolved_syms_in_objects = RM_IGNORE; | |
964 | link_info.unresolved_syms_in_shared_libs = RM_IGNORE; | |
965 | } | |
966 | else if (strcmp (optarg, "report-all") == 0) | |
967 | { | |
6feb9908 AM |
968 | link_info.unresolved_syms_in_objects |
969 | = how_to_report_unresolved_symbols; | |
970 | link_info.unresolved_syms_in_shared_libs | |
971 | = how_to_report_unresolved_symbols; | |
560e09e9 NC |
972 | } |
973 | else if (strcmp (optarg, "ignore-in-object-files") == 0) | |
974 | { | |
975 | link_info.unresolved_syms_in_objects = RM_IGNORE; | |
6feb9908 AM |
976 | link_info.unresolved_syms_in_shared_libs |
977 | = how_to_report_unresolved_symbols; | |
560e09e9 | 978 | } |
6c19b93b | 979 | else if (strcmp (optarg, "ignore-in-shared-libs") == 0) |
560e09e9 | 980 | { |
6feb9908 AM |
981 | link_info.unresolved_syms_in_objects |
982 | = how_to_report_unresolved_symbols; | |
560e09e9 NC |
983 | link_info.unresolved_syms_in_shared_libs = RM_IGNORE; |
984 | } | |
985 | else | |
df5f2391 | 986 | einfo (_("%F%P: bad --unresolved-symbols option: %s\n"), optarg); |
560e09e9 NC |
987 | break; |
988 | case OPTION_WARN_UNRESOLVED_SYMBOLS: | |
989 | how_to_report_unresolved_symbols = RM_GENERATE_WARNING; | |
990 | if (link_info.unresolved_syms_in_objects == RM_GENERATE_ERROR) | |
991 | link_info.unresolved_syms_in_objects = RM_GENERATE_WARNING; | |
992 | if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_ERROR) | |
993 | link_info.unresolved_syms_in_shared_libs = RM_GENERATE_WARNING; | |
994 | break; | |
6feb9908 | 995 | |
560e09e9 NC |
996 | case OPTION_ERROR_UNRESOLVED_SYMBOLS: |
997 | how_to_report_unresolved_symbols = RM_GENERATE_ERROR; | |
998 | if (link_info.unresolved_syms_in_objects == RM_GENERATE_WARNING) | |
999 | link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR; | |
1000 | if (link_info.unresolved_syms_in_shared_libs == RM_GENERATE_WARNING) | |
1001 | link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR; | |
6feb9908 | 1002 | break; |
aa713662 | 1003 | case OPTION_ALLOW_MULTIPLE_DEFINITION: |
b34976b6 | 1004 | link_info.allow_multiple_definition = TRUE; |
aa713662 | 1005 | break; |
31941635 | 1006 | case OPTION_NO_UNDEFINED_VERSION: |
b34976b6 | 1007 | link_info.allow_undefined_version = FALSE; |
31941635 | 1008 | break; |
3e3b46e5 PB |
1009 | case OPTION_DEFAULT_SYMVER: |
1010 | link_info.create_default_symver = TRUE; | |
1011 | break; | |
fc0e6df6 PB |
1012 | case OPTION_DEFAULT_IMPORTED_SYMVER: |
1013 | link_info.default_imported_symver = TRUE; | |
1014 | break; | |
252b5132 | 1015 | case OPTION_NO_WARN_MISMATCH: |
b34976b6 | 1016 | command_line.warn_mismatch = FALSE; |
252b5132 | 1017 | break; |
fe7929ce AM |
1018 | case OPTION_NO_WARN_SEARCH_MISMATCH: |
1019 | command_line.warn_search_mismatch = FALSE; | |
1020 | break; | |
252b5132 | 1021 | case OPTION_NOINHIBIT_EXEC: |
b34976b6 | 1022 | force_make_executable = TRUE; |
252b5132 | 1023 | break; |
361b220e | 1024 | case OPTION_NOSTDLIB: |
b34976b6 | 1025 | config.only_cmd_line_lib_dirs = TRUE; |
361b220e | 1026 | break; |
252b5132 | 1027 | case OPTION_NO_WHOLE_ARCHIVE: |
66be1055 | 1028 | input_flags.whole_archive = FALSE; |
252b5132 RH |
1029 | break; |
1030 | case 'O': | |
1031 | /* FIXME "-O<non-digits> <value>" used to set the address of | |
1032 | section <non-digits>. Was this for compatibility with | |
1033 | something, or can we create a new option to do that | |
1034 | (with a syntax similar to -defsym)? | |
1035 | getopt can't handle two args to an option without kludges. */ | |
1036 | ||
1037 | /* Enable optimizations of output files. */ | |
b34976b6 | 1038 | link_info.optimize = strtoul (optarg, NULL, 0) ? TRUE : FALSE; |
252b5132 RH |
1039 | break; |
1040 | case 'o': | |
5cc18311 | 1041 | lang_add_output (optarg, 0); |
252b5132 RH |
1042 | break; |
1043 | case OPTION_OFORMAT: | |
1579bae1 | 1044 | lang_add_output_format (optarg, NULL, NULL, 0); |
252b5132 | 1045 | break; |
76359541 TP |
1046 | case OPTION_OUT_IMPLIB: |
1047 | command_line.out_implib_filename = xstrdup (optarg); | |
1048 | break; | |
cb9322a8 HPN |
1049 | case OPTION_PRINT_SYSROOT: |
1050 | if (*ld_sysroot) | |
1051 | puts (ld_sysroot); | |
1052 | xexit (0); | |
1053 | break; | |
30824704 RM |
1054 | case OPTION_PRINT_OUTPUT_FORMAT: |
1055 | command_line.print_output_format = TRUE; | |
1056 | break; | |
5d3236ee DK |
1057 | #ifdef ENABLE_PLUGINS |
1058 | case OPTION_PLUGIN: | |
d82184d7 | 1059 | plugin_opt_plugin (optarg); |
5d3236ee DK |
1060 | break; |
1061 | case OPTION_PLUGIN_OPT: | |
1062 | if (plugin_opt_plugin_arg (optarg)) | |
df5f2391 | 1063 | einfo (_("%F%P: bad -plugin-opt option\n")); |
5d3236ee DK |
1064 | break; |
1065 | #endif /* ENABLE_PLUGINS */ | |
a712da20 | 1066 | case 'q': |
b34976b6 | 1067 | link_info.emitrelocations = TRUE; |
a712da20 | 1068 | break; |
8c5ff972 | 1069 | case 'i': |
252b5132 | 1070 | case 'r': |
210a7bd1 NC |
1071 | if (optind == last_optind) |
1072 | /* This can happen if the user put "-rpath,a" on the command | |
1073 | line. (Or something similar. The comma is important). | |
1074 | Getopt becomes confused and thinks that this is a -r option | |
1075 | but it cannot parse the text after the -r so it refuses to | |
1076 | increment the optind counter. Detect this case and issue | |
1077 | an error message here. We cannot just make this a warning, | |
1078 | increment optind, and continue because getopt is too confused | |
1079 | and will seg-fault the next time around. */ | |
df5f2391 | 1080 | einfo(_("%F%P: unrecognised option: %s\n"), argv[optind]); |
b7a26f91 | 1081 | |
0e1862bb | 1082 | if (bfd_link_pic (&link_info)) |
df5f2391 | 1083 | einfo (_("%F%P: -r and %s may not be used together\n"), |
0e1862bb L |
1084 | bfd_link_dll (&link_info) ? "-shared" : "-pie"); |
1085 | ||
1086 | link_info.type = type_relocatable; | |
b34976b6 AM |
1087 | config.build_constructors = FALSE; |
1088 | config.magic_demand_paged = FALSE; | |
1089 | config.text_read_only = FALSE; | |
66be1055 | 1090 | input_flags.dynamic = FALSE; |
252b5132 RH |
1091 | break; |
1092 | case 'R': | |
1093 | /* The GNU linker traditionally uses -R to mean to include | |
1094 | only the symbols from a file. The Solaris linker uses -R | |
1095 | to set the path used by the runtime linker to find | |
1096 | libraries. This is the GNU linker -rpath argument. We | |
1097 | try to support both simultaneously by checking the file | |
1098 | named. If it is a directory, rather than a regular file, | |
1099 | we assume -rpath was meant. */ | |
1100 | { | |
1101 | struct stat s; | |
1102 | ||
1103 | if (stat (optarg, &s) >= 0 | |
1104 | && ! S_ISDIR (s.st_mode)) | |
1105 | { | |
1106 | lang_add_input_file (optarg, | |
1107 | lang_input_file_is_symbols_only_enum, | |
1579bae1 | 1108 | NULL); |
252b5132 RH |
1109 | break; |
1110 | } | |
1111 | } | |
1112 | /* Fall through. */ | |
1113 | case OPTION_RPATH: | |
1114 | if (command_line.rpath == NULL) | |
d1b2b2dc | 1115 | command_line.rpath = xstrdup (optarg); |
252b5132 RH |
1116 | else |
1117 | { | |
1118 | size_t rpath_len = strlen (command_line.rpath); | |
1119 | size_t optarg_len = strlen (optarg); | |
1120 | char *buf; | |
1121 | char *cp = command_line.rpath; | |
1122 | ||
1123 | /* First see whether OPTARG is already in the path. */ | |
1124 | do | |
1125 | { | |
c76308d2 RS |
1126 | if (strncmp (optarg, cp, optarg_len) == 0 |
1127 | && (cp[optarg_len] == 0 | |
1128 | || cp[optarg_len] == config.rpath_separator)) | |
252b5132 RH |
1129 | /* We found it. */ |
1130 | break; | |
1131 | ||
1132 | /* Not yet found. */ | |
c76308d2 | 1133 | cp = strchr (cp, config.rpath_separator); |
252b5132 RH |
1134 | if (cp != NULL) |
1135 | ++cp; | |
1136 | } | |
1137 | while (cp != NULL); | |
1138 | ||
1139 | if (cp == NULL) | |
1140 | { | |
1e9cc1c2 | 1141 | buf = (char *) xmalloc (rpath_len + optarg_len + 2); |
c76308d2 RS |
1142 | sprintf (buf, "%s%c%s", command_line.rpath, |
1143 | config.rpath_separator, optarg); | |
252b5132 RH |
1144 | free (command_line.rpath); |
1145 | command_line.rpath = buf; | |
1146 | } | |
1147 | } | |
1148 | break; | |
1149 | case OPTION_RPATH_LINK: | |
1150 | if (command_line.rpath_link == NULL) | |
d1b2b2dc | 1151 | command_line.rpath_link = xstrdup (optarg); |
252b5132 RH |
1152 | else |
1153 | { | |
1154 | char *buf; | |
1155 | ||
1e9cc1c2 | 1156 | buf = (char *) xmalloc (strlen (command_line.rpath_link) |
6c19b93b AM |
1157 | + strlen (optarg) |
1158 | + 2); | |
c76308d2 RS |
1159 | sprintf (buf, "%s%c%s", command_line.rpath_link, |
1160 | config.rpath_separator, optarg); | |
252b5132 RH |
1161 | free (command_line.rpath_link); |
1162 | command_line.rpath_link = buf; | |
1163 | } | |
1164 | break; | |
28d5f677 NC |
1165 | case OPTION_NO_RELAX: |
1166 | DISABLE_RELAXATION; | |
1167 | break; | |
252b5132 | 1168 | case OPTION_RELAX: |
28d5f677 | 1169 | ENABLE_RELAXATION; |
252b5132 RH |
1170 | break; |
1171 | case OPTION_RETAIN_SYMBOLS_FILE: | |
1172 | add_keepsyms_file (optarg); | |
1173 | break; | |
1174 | case 'S': | |
1175 | link_info.strip = strip_debugger; | |
1176 | break; | |
1177 | case 's': | |
1178 | link_info.strip = strip_all; | |
1179 | break; | |
d5cd3933 AM |
1180 | case OPTION_STRIP_DISCARDED: |
1181 | link_info.strip_discarded = TRUE; | |
1182 | break; | |
1183 | case OPTION_NO_STRIP_DISCARDED: | |
1184 | link_info.strip_discarded = FALSE; | |
1185 | break; | |
3f0a5f17 ME |
1186 | case OPTION_DISABLE_MULTIPLE_DEFS_ABS: |
1187 | link_info.prohibit_multiple_definition_absolute = TRUE; | |
1188 | break; | |
252b5132 RH |
1189 | case OPTION_SHARED: |
1190 | if (config.has_shared) | |
560e09e9 | 1191 | { |
0e1862bb | 1192 | if (bfd_link_relocatable (&link_info)) |
df5f2391 AM |
1193 | einfo (_("%F%P: -r and %s may not be used together\n"), |
1194 | "-shared"); | |
0e1862bb L |
1195 | |
1196 | link_info.type = type_dll; | |
560e09e9 NC |
1197 | /* When creating a shared library, the default |
1198 | behaviour is to ignore any unresolved references. */ | |
1199 | if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET) | |
1200 | link_info.unresolved_syms_in_objects = RM_IGNORE; | |
1201 | if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET) | |
1202 | link_info.unresolved_syms_in_shared_libs = RM_IGNORE; | |
1203 | } | |
252b5132 | 1204 | else |
df5f2391 | 1205 | einfo (_("%F%P: -shared not supported\n")); |
252b5132 | 1206 | break; |
36af4a4e JJ |
1207 | case OPTION_PIE: |
1208 | if (config.has_shared) | |
1209 | { | |
0e1862bb | 1210 | if (bfd_link_relocatable (&link_info)) |
df5f2391 | 1211 | einfo (_("%F%P: -r and %s may not be used together\n"), "-pie"); |
0e1862bb | 1212 | |
64d94ba0 | 1213 | link_info.type = type_pie; |
36af4a4e JJ |
1214 | } |
1215 | else | |
df5f2391 | 1216 | einfo (_("%F%P: -pie not supported\n")); |
36af4a4e | 1217 | break; |
252b5132 RH |
1218 | case 'h': /* Used on Solaris. */ |
1219 | case OPTION_SONAME: | |
b0054819 UD |
1220 | if (optarg[0] == '\0' && command_line.soname |
1221 | && command_line.soname[0]) | |
1222 | einfo (_("%P: SONAME must not be empty string; keeping previous one\n")); | |
1223 | else | |
1224 | command_line.soname = optarg; | |
252b5132 RH |
1225 | break; |
1226 | case OPTION_SORT_COMMON: | |
de7dd2bd NC |
1227 | if (optarg == NULL |
1228 | || strcmp (optarg, N_("descending")) == 0) | |
6c19b93b AM |
1229 | config.sort_common = sort_descending; |
1230 | else if (strcmp (optarg, N_("ascending")) == 0) | |
de7dd2bd NC |
1231 | config.sort_common = sort_ascending; |
1232 | else | |
df5f2391 | 1233 | einfo (_("%F%P: invalid common section sorting option: %s\n"), |
de7dd2bd | 1234 | optarg); |
252b5132 | 1235 | break; |
bcaa7b3e L |
1236 | case OPTION_SORT_SECTION: |
1237 | if (strcmp (optarg, N_("name")) == 0) | |
1238 | sort_section = by_name; | |
1239 | else if (strcmp (optarg, N_("alignment")) == 0) | |
1240 | sort_section = by_alignment; | |
1241 | else | |
df5f2391 | 1242 | einfo (_("%F%P: invalid section sorting option: %s\n"), |
bcaa7b3e L |
1243 | optarg); |
1244 | break; | |
252b5132 | 1245 | case OPTION_STATS: |
b34976b6 | 1246 | config.stats = TRUE; |
252b5132 RH |
1247 | break; |
1248 | case OPTION_SYMBOLIC: | |
1914e264 | 1249 | opt_symbolic = symbolic; |
d8cf8b51 L |
1250 | break; |
1251 | case OPTION_SYMBOLIC_FUNCTIONS: | |
1914e264 | 1252 | opt_symbolic = symbolic_functions; |
252b5132 RH |
1253 | break; |
1254 | case 't': | |
727a29ba | 1255 | ++trace_files; |
252b5132 RH |
1256 | break; |
1257 | case 'T': | |
53d25da6 | 1258 | previous_script_handle = saved_script_handle; |
6ec6968b | 1259 | ldfile_open_script_file (optarg); |
252b5132 RH |
1260 | parser_input = input_script; |
1261 | yyparse (); | |
53d25da6 | 1262 | previous_script_handle = NULL; |
252b5132 | 1263 | break; |
14be8564 L |
1264 | case OPTION_DEFAULT_SCRIPT: |
1265 | command_line.default_script = optarg; | |
1266 | break; | |
176355da NC |
1267 | case OPTION_SECTION_START: |
1268 | { | |
1269 | char *optarg2; | |
227aeb07 AM |
1270 | char *sec_name; |
1271 | int len; | |
176355da NC |
1272 | |
1273 | /* Check for <something>=<somthing>... */ | |
1274 | optarg2 = strchr (optarg, '='); | |
1275 | if (optarg2 == NULL) | |
df5f2391 | 1276 | einfo (_("%F%P: invalid argument to option" |
6feb9908 | 1277 | " \"--section-start\"\n")); |
176355da | 1278 | |
e47d05ad | 1279 | optarg2++; |
5cc18311 | 1280 | |
176355da NC |
1281 | /* So far so good. Are all the args present? */ |
1282 | if ((*optarg == '\0') || (*optarg2 == '\0')) | |
df5f2391 | 1283 | einfo (_("%F%P: missing argument(s) to option" |
6feb9908 | 1284 | " \"--section-start\"\n")); |
176355da | 1285 | |
227aeb07 AM |
1286 | /* We must copy the section name as set_section_start |
1287 | doesn't do it for us. */ | |
1288 | len = optarg2 - optarg; | |
1e9cc1c2 | 1289 | sec_name = (char *) xmalloc (len); |
227aeb07 AM |
1290 | memcpy (sec_name, optarg, len - 1); |
1291 | sec_name[len - 1] = 0; | |
176355da NC |
1292 | |
1293 | /* Then set it... */ | |
227aeb07 | 1294 | set_section_start (sec_name, optarg2); |
176355da NC |
1295 | } |
1296 | break; | |
ea20a7da CC |
1297 | case OPTION_TARGET_HELP: |
1298 | /* Mention any target specific options. */ | |
b7a26f91 KH |
1299 | ldemul_list_emulation_options (stdout); |
1300 | exit (0); | |
252b5132 | 1301 | case OPTION_TBSS: |
ba916c8a | 1302 | set_segment_start (".bss", optarg); |
252b5132 RH |
1303 | break; |
1304 | case OPTION_TDATA: | |
ba916c8a | 1305 | set_segment_start (".data", optarg); |
252b5132 RH |
1306 | break; |
1307 | case OPTION_TTEXT: | |
ba916c8a | 1308 | set_segment_start (".text", optarg); |
252b5132 | 1309 | break; |
258795f5 L |
1310 | case OPTION_TTEXT_SEGMENT: |
1311 | set_segment_start (".text-segment", optarg); | |
1312 | break; | |
9d5777a3 RM |
1313 | case OPTION_TRODATA_SEGMENT: |
1314 | set_segment_start (".rodata-segment", optarg); | |
1315 | break; | |
0d705e9f AM |
1316 | case OPTION_TLDATA_SEGMENT: |
1317 | set_segment_start (".ldata-segment", optarg); | |
1318 | break; | |
252b5132 | 1319 | case OPTION_TRADITIONAL_FORMAT: |
b34976b6 | 1320 | link_info.traditional_format = TRUE; |
252b5132 RH |
1321 | break; |
1322 | case OPTION_TASK_LINK: | |
b34976b6 | 1323 | link_info.task_link = TRUE; |
1a0670f3 | 1324 | /* Fall through. */ |
252b5132 | 1325 | case OPTION_UR: |
0e1862bb | 1326 | if (bfd_link_pic (&link_info)) |
df5f2391 | 1327 | einfo (_("%F%P: -r and %s may not be used together\n"), |
0e1862bb L |
1328 | bfd_link_dll (&link_info) ? "-shared" : "-pie"); |
1329 | ||
1330 | link_info.type = type_relocatable; | |
b34976b6 AM |
1331 | config.build_constructors = TRUE; |
1332 | config.magic_demand_paged = FALSE; | |
1333 | config.text_read_only = FALSE; | |
66be1055 | 1334 | input_flags.dynamic = FALSE; |
252b5132 RH |
1335 | break; |
1336 | case 'u': | |
24898b70 | 1337 | ldlang_add_undef (optarg, TRUE); |
252b5132 | 1338 | break; |
6c19b93b AM |
1339 | case OPTION_REQUIRE_DEFINED_SYMBOL: |
1340 | ldlang_add_require_defined (optarg); | |
0a618243 | 1341 | break; |
a854a4a7 | 1342 | case OPTION_UNIQUE: |
577a0623 AM |
1343 | if (optarg != NULL) |
1344 | lang_add_unique (optarg); | |
1345 | else | |
b34976b6 | 1346 | config.unique_orphan_sections = TRUE; |
a854a4a7 | 1347 | break; |
252b5132 RH |
1348 | case OPTION_VERBOSE: |
1349 | ldversion (1); | |
b34976b6 | 1350 | version_printed = TRUE; |
cd6f1cf3 | 1351 | verbose = TRUE; |
8aae64e6 | 1352 | overflow_cutoff_limit = -2; |
1715a13c L |
1353 | if (optarg != NULL) |
1354 | { | |
1355 | char *end; | |
d436a15e | 1356 | int level ATTRIBUTE_UNUSED = strtoul (optarg, &end, 0); |
1715a13c | 1357 | if (*end) |
df5f2391 | 1358 | einfo (_("%F%P: invalid number `%s'\n"), optarg); |
d436a15e | 1359 | #ifdef ENABLE_PLUGINS |
1715a13c | 1360 | report_plugin_symbols = level > 1; |
d436a15e | 1361 | #endif /* ENABLE_PLUGINS */ |
1715a13c | 1362 | } |
252b5132 RH |
1363 | break; |
1364 | case 'v': | |
1365 | ldversion (0); | |
b34976b6 | 1366 | version_printed = TRUE; |
252b5132 RH |
1367 | break; |
1368 | case 'V': | |
1369 | ldversion (1); | |
b34976b6 | 1370 | version_printed = TRUE; |
252b5132 RH |
1371 | break; |
1372 | case OPTION_VERSION: | |
d32820f2 | 1373 | ldversion (2); |
252b5132 RH |
1374 | xexit (0); |
1375 | break; | |
1376 | case OPTION_VERSION_SCRIPT: | |
1377 | /* This option indicates a small script that only specifies | |
1579bae1 AM |
1378 | version information. Read it, but don't assume that |
1379 | we've seen a linker script. */ | |
252b5132 | 1380 | { |
b7a26f91 | 1381 | FILE *hold_script_handle; |
252b5132 | 1382 | |
b9a8de1e | 1383 | hold_script_handle = saved_script_handle; |
252b5132 | 1384 | ldfile_open_command_file (optarg); |
b9a8de1e | 1385 | saved_script_handle = hold_script_handle; |
252b5132 RH |
1386 | parser_input = input_version_script; |
1387 | yyparse (); | |
1388 | } | |
1389 | break; | |
1390 | case OPTION_VERSION_EXPORTS_SECTION: | |
1391 | /* This option records a version symbol to be applied to the | |
1392 | symbols listed for export to be found in the object files | |
1393 | .exports sections. */ | |
1394 | command_line.version_exports_section = optarg; | |
1395 | break; | |
40b36307 | 1396 | case OPTION_DYNAMIC_LIST_DATA: |
1914e264 AM |
1397 | opt_dynamic_list = dynamic_list_data; |
1398 | if (opt_symbolic == symbolic) | |
1399 | opt_symbolic = symbolic_unset; | |
40b36307 | 1400 | break; |
55255dae L |
1401 | case OPTION_DYNAMIC_LIST_CPP_TYPEINFO: |
1402 | lang_append_dynamic_list_cpp_typeinfo (); | |
1914e264 AM |
1403 | if (opt_dynamic_list != dynamic_list_data) |
1404 | opt_dynamic_list = dynamic_list; | |
1405 | if (opt_symbolic == symbolic) | |
1406 | opt_symbolic = symbolic_unset; | |
40b36307 L |
1407 | break; |
1408 | case OPTION_DYNAMIC_LIST_CPP_NEW: | |
1409 | lang_append_dynamic_list_cpp_new (); | |
1914e264 AM |
1410 | if (opt_dynamic_list != dynamic_list_data) |
1411 | opt_dynamic_list = dynamic_list; | |
1412 | if (opt_symbolic == symbolic) | |
1413 | opt_symbolic = symbolic_unset; | |
55255dae L |
1414 | break; |
1415 | case OPTION_DYNAMIC_LIST: | |
1416 | /* This option indicates a small script that only specifies | |
1417 | a dynamic list. Read it, but don't assume that we've | |
1418 | seen a linker script. */ | |
1419 | { | |
1420 | FILE *hold_script_handle; | |
1421 | ||
1422 | hold_script_handle = saved_script_handle; | |
1423 | ldfile_open_command_file (optarg); | |
1424 | saved_script_handle = hold_script_handle; | |
1425 | parser_input = input_dynamic_list; | |
1426 | yyparse (); | |
1427 | } | |
1914e264 AM |
1428 | if (opt_dynamic_list != dynamic_list_data) |
1429 | opt_dynamic_list = dynamic_list; | |
1430 | if (opt_symbolic == symbolic) | |
1431 | opt_symbolic = symbolic_unset; | |
55255dae | 1432 | break; |
252b5132 | 1433 | case OPTION_WARN_COMMON: |
b34976b6 | 1434 | config.warn_common = TRUE; |
252b5132 RH |
1435 | break; |
1436 | case OPTION_WARN_CONSTRUCTORS: | |
b34976b6 | 1437 | config.warn_constructors = TRUE; |
252b5132 | 1438 | break; |
7ce691ae | 1439 | case OPTION_WARN_FATAL: |
b34976b6 | 1440 | config.fatal_warnings = TRUE; |
7ce691ae | 1441 | break; |
0fe58ccd NC |
1442 | case OPTION_NO_WARN_FATAL: |
1443 | config.fatal_warnings = FALSE; | |
1444 | break; | |
252b5132 | 1445 | case OPTION_WARN_MULTIPLE_GP: |
b34976b6 | 1446 | config.warn_multiple_gp = TRUE; |
252b5132 RH |
1447 | break; |
1448 | case OPTION_WARN_ONCE: | |
b34976b6 | 1449 | config.warn_once = TRUE; |
252b5132 RH |
1450 | break; |
1451 | case OPTION_WARN_SECTION_ALIGN: | |
b34976b6 | 1452 | config.warn_section_align = TRUE; |
252b5132 | 1453 | break; |
8fdd7217 NC |
1454 | case OPTION_WARN_SHARED_TEXTREL: |
1455 | link_info.warn_shared_textrel = TRUE; | |
1456 | break; | |
a0c402a5 L |
1457 | case OPTION_WARN_ALTERNATE_EM: |
1458 | link_info.warn_alternate_em = TRUE; | |
1459 | break; | |
252b5132 | 1460 | case OPTION_WHOLE_ARCHIVE: |
66be1055 | 1461 | input_flags.whole_archive = TRUE; |
252b5132 | 1462 | break; |
ddbb8a31 | 1463 | case OPTION_ADD_DT_NEEDED_FOR_DYNAMIC: |
66be1055 | 1464 | input_flags.add_DT_NEEDED_for_dynamic = TRUE; |
e56f61be | 1465 | break; |
ddbb8a31 | 1466 | case OPTION_NO_ADD_DT_NEEDED_FOR_DYNAMIC: |
66be1055 | 1467 | input_flags.add_DT_NEEDED_for_dynamic = FALSE; |
e56f61be | 1468 | break; |
ddbb8a31 | 1469 | case OPTION_ADD_DT_NEEDED_FOR_REGULAR: |
66be1055 | 1470 | input_flags.add_DT_NEEDED_for_regular = TRUE; |
4a43e768 | 1471 | break; |
ddbb8a31 | 1472 | case OPTION_NO_ADD_DT_NEEDED_FOR_REGULAR: |
66be1055 | 1473 | input_flags.add_DT_NEEDED_for_regular = FALSE; |
4a43e768 | 1474 | break; |
252b5132 RH |
1475 | case OPTION_WRAP: |
1476 | add_wrap (optarg); | |
1477 | break; | |
0e86e20e AM |
1478 | case OPTION_IGNORE_UNRESOLVED_SYMBOL: |
1479 | add_ignoresym (&link_info, optarg); | |
1480 | break; | |
f5fa8ca2 JJ |
1481 | case OPTION_DISCARD_NONE: |
1482 | link_info.discard = discard_none; | |
1483 | break; | |
252b5132 RH |
1484 | case 'X': |
1485 | link_info.discard = discard_l; | |
1486 | break; | |
1487 | case 'x': | |
1488 | link_info.discard = discard_all; | |
1489 | break; | |
1490 | case 'Y': | |
0112cd26 | 1491 | if (CONST_STRNEQ (optarg, "P,")) |
252b5132 | 1492 | optarg += 2; |
5ed6aba4 NC |
1493 | if (default_dirlist != NULL) |
1494 | free (default_dirlist); | |
252b5132 RH |
1495 | default_dirlist = xstrdup (optarg); |
1496 | break; | |
1497 | case 'y': | |
1498 | add_ysym (optarg); | |
1499 | break; | |
db6751f2 JJ |
1500 | case OPTION_SPARE_DYNAMIC_TAGS: |
1501 | link_info.spare_dynamic_tags = strtoul (optarg, NULL, 0); | |
1502 | break; | |
252b5132 | 1503 | case OPTION_SPLIT_BY_RELOC: |
a854a4a7 AM |
1504 | if (optarg != NULL) |
1505 | config.split_by_reloc = strtoul (optarg, NULL, 0); | |
1506 | else | |
1507 | config.split_by_reloc = 32768; | |
5cc18311 | 1508 | break; |
252b5132 | 1509 | case OPTION_SPLIT_BY_FILE: |
a854a4a7 AM |
1510 | if (optarg != NULL) |
1511 | config.split_by_file = bfd_scan_vma (optarg, NULL, 0); | |
1512 | else | |
1513 | config.split_by_file = 1; | |
5cc18311 | 1514 | break; |
252b5132 | 1515 | case OPTION_CHECK_SECTIONS: |
02b0b1aa | 1516 | command_line.check_section_addresses = 1; |
252b5132 RH |
1517 | break; |
1518 | case OPTION_NO_CHECK_SECTIONS: | |
02b0b1aa | 1519 | command_line.check_section_addresses = 0; |
252b5132 | 1520 | break; |
312b768e NC |
1521 | case OPTION_ACCEPT_UNKNOWN_INPUT_ARCH: |
1522 | command_line.accept_unknown_input_arch = TRUE; | |
1523 | break; | |
1524 | case OPTION_NO_ACCEPT_UNKNOWN_INPUT_ARCH: | |
1525 | command_line.accept_unknown_input_arch = FALSE; | |
1526 | break; | |
252b5132 | 1527 | case '(': |
252b5132 | 1528 | lang_enter_group (); |
20f3d0d6 | 1529 | ingroup++; |
252b5132 RH |
1530 | break; |
1531 | case ')': | |
1532 | if (! ingroup) | |
df5f2391 | 1533 | einfo (_("%F%P: group ended before it began (--help for usage)\n")); |
210a7bd1 | 1534 | |
252b5132 | 1535 | lang_leave_group (); |
20f3d0d6 | 1536 | ingroup--; |
252b5132 | 1537 | break; |
3dbf70a2 MM |
1538 | |
1539 | case OPTION_INIT: | |
1540 | link_info.init_function = optarg; | |
1541 | break; | |
5cc18311 | 1542 | |
3dbf70a2 MM |
1543 | case OPTION_FINI: |
1544 | link_info.fini_function = optarg; | |
1545 | break; | |
2d643429 | 1546 | |
35835446 | 1547 | case OPTION_REDUCE_MEMORY_OVERHEADS: |
c0f00686 | 1548 | link_info.reduce_memory_overheads = TRUE; |
2d643429 NC |
1549 | if (config.hash_table_size == 0) |
1550 | config.hash_table_size = 1021; | |
35835446 | 1551 | break; |
2d643429 | 1552 | |
6c19b93b | 1553 | case OPTION_HASH_SIZE: |
2d643429 NC |
1554 | { |
1555 | bfd_size_type new_size; | |
1556 | ||
6c19b93b AM |
1557 | new_size = strtoul (optarg, NULL, 0); |
1558 | if (new_size) | |
1559 | config.hash_table_size = new_size; | |
1560 | else | |
df5f2391 | 1561 | einfo (_("%X%P: --hash-size needs a numeric argument\n")); |
6c19b93b AM |
1562 | } |
1563 | break; | |
26278bb8 UD |
1564 | |
1565 | case OPTION_PUSH_STATE: | |
1566 | input_flags.pushed = xmemdup (&input_flags, | |
1567 | sizeof (input_flags), | |
1568 | sizeof (input_flags)); | |
1569 | break; | |
1570 | ||
1571 | case OPTION_POP_STATE: | |
1572 | if (input_flags.pushed == NULL) | |
df5f2391 | 1573 | einfo (_("%F%P: no state pushed before popping\n")); |
26278bb8 UD |
1574 | else |
1575 | { | |
1576 | struct lang_input_statement_flags *oldp = input_flags.pushed; | |
1577 | memcpy (&input_flags, oldp, sizeof (input_flags)); | |
1578 | free (oldp); | |
1579 | } | |
1580 | break; | |
3604cb1f TG |
1581 | |
1582 | case OPTION_PRINT_MEMORY_USAGE: | |
1583 | command_line.print_memory_usage = TRUE; | |
1584 | break; | |
c005eb9e AB |
1585 | |
1586 | case OPTION_ORPHAN_HANDLING: | |
1587 | if (strcasecmp (optarg, "place") == 0) | |
1588 | config.orphan_handling = orphan_handling_place; | |
1589 | else if (strcasecmp (optarg, "warn") == 0) | |
1590 | config.orphan_handling = orphan_handling_warn; | |
1591 | else if (strcasecmp (optarg, "error") == 0) | |
1592 | config.orphan_handling = orphan_handling_error; | |
1593 | else if (strcasecmp (optarg, "discard") == 0) | |
1594 | config.orphan_handling = orphan_handling_discard; | |
1595 | else | |
df5f2391 | 1596 | einfo (_("%F%P: invalid argument to option" |
c005eb9e AB |
1597 | " \"--orphan-handling\"\n")); |
1598 | break; | |
035801ce FS |
1599 | |
1600 | case OPTION_NO_PRINT_MAP_DISCARDED: | |
1601 | config.print_map_discarded = FALSE; | |
1602 | break; | |
1603 | ||
1604 | case OPTION_PRINT_MAP_DISCARDED: | |
1605 | config.print_map_discarded = TRUE; | |
1606 | break; | |
252b5132 RH |
1607 | } |
1608 | } | |
1609 | ||
b0054819 UD |
1610 | if (command_line.soname && command_line.soname[0] == '\0') |
1611 | { | |
1612 | einfo (_("%P: SONAME must not be empty string; ignored\n")); | |
1613 | command_line.soname = NULL; | |
1614 | } | |
1615 | ||
20f3d0d6 AM |
1616 | while (ingroup) |
1617 | { | |
776ab89f | 1618 | einfo (_("%P: missing --end-group; added as last command line option\n")); |
20f3d0d6 AM |
1619 | lang_leave_group (); |
1620 | ingroup--; | |
1621 | } | |
252b5132 RH |
1622 | |
1623 | if (default_dirlist != NULL) | |
5ed6aba4 NC |
1624 | { |
1625 | set_default_dirlist (default_dirlist); | |
1626 | free (default_dirlist); | |
1627 | } | |
560e09e9 NC |
1628 | |
1629 | if (link_info.unresolved_syms_in_objects == RM_NOT_YET_SET) | |
1630 | /* FIXME: Should we allow emulations a chance to set this ? */ | |
1631 | link_info.unresolved_syms_in_objects = how_to_report_unresolved_symbols; | |
6feb9908 | 1632 | |
560e09e9 NC |
1633 | if (link_info.unresolved_syms_in_shared_libs == RM_NOT_YET_SET) |
1634 | /* FIXME: Should we allow emulations a chance to set this ? */ | |
1635 | link_info.unresolved_syms_in_shared_libs = how_to_report_unresolved_symbols; | |
5d3236ee | 1636 | |
0e1862bb L |
1637 | if (bfd_link_relocatable (&link_info) |
1638 | && command_line.check_section_addresses < 0) | |
1639 | command_line.check_section_addresses = 0; | |
9bbc1a67 | 1640 | |
1914e264 AM |
1641 | /* -Bsymbolic and -Bsymbols-functions are for shared library output. */ |
1642 | if (bfd_link_dll (&link_info)) | |
1643 | switch (opt_symbolic) | |
1644 | { | |
1645 | case symbolic_unset: | |
1646 | break; | |
1647 | case symbolic: | |
1648 | link_info.symbolic = TRUE; | |
1649 | if (link_info.dynamic_list) | |
1650 | { | |
1651 | struct bfd_elf_version_expr *ent, *next; | |
1652 | for (ent = link_info.dynamic_list->head.list; ent; ent = next) | |
1653 | { | |
1654 | next = ent->next; | |
1655 | free (ent); | |
1656 | } | |
1657 | free (link_info.dynamic_list); | |
1658 | link_info.dynamic_list = NULL; | |
1659 | } | |
1660 | opt_dynamic_list = dynamic_list_unset; | |
1661 | break; | |
1662 | case symbolic_functions: | |
1663 | opt_dynamic_list = dynamic_list_data; | |
1664 | break; | |
1665 | } | |
9bbc1a67 | 1666 | |
1914e264 | 1667 | switch (opt_dynamic_list) |
9bbc1a67 AM |
1668 | { |
1669 | case dynamic_list_unset: | |
1670 | break; | |
1671 | case dynamic_list_data: | |
1672 | link_info.dynamic_data = TRUE; | |
1a0670f3 | 1673 | /* Fall through. */ |
9bbc1a67 AM |
1674 | case dynamic_list: |
1675 | link_info.dynamic = TRUE; | |
1676 | break; | |
1677 | } | |
1678 | ||
0e1862bb | 1679 | if (!bfd_link_dll (&link_info)) |
9bbc1a67 AM |
1680 | { |
1681 | if (command_line.filter_shlib) | |
df5f2391 | 1682 | einfo (_("%F%P: -F may not be used without -shared\n")); |
9bbc1a67 | 1683 | if (command_line.auxiliary_filters) |
df5f2391 | 1684 | einfo (_("%F%P: -f may not be used without -shared\n")); |
9bbc1a67 AM |
1685 | } |
1686 | ||
9bbc1a67 AM |
1687 | /* Treat ld -r -s as ld -r -S -x (i.e., strip all local symbols). I |
1688 | don't see how else this can be handled, since in this case we | |
1689 | must preserve all externally visible symbols. */ | |
0e1862bb | 1690 | if (bfd_link_relocatable (&link_info) && link_info.strip == strip_all) |
9bbc1a67 AM |
1691 | { |
1692 | link_info.strip = strip_debugger; | |
1693 | if (link_info.discard == discard_sec_merge) | |
1694 | link_info.discard = discard_all; | |
1695 | } | |
252b5132 RH |
1696 | } |
1697 | ||
1698 | /* Add the (colon-separated) elements of DIRLIST_PTR to the | |
1699 | library search path. */ | |
1700 | ||
1701 | static void | |
1579bae1 | 1702 | set_default_dirlist (char *dirlist_ptr) |
252b5132 RH |
1703 | { |
1704 | char *p; | |
1705 | ||
1706 | while (1) | |
1707 | { | |
1708 | p = strchr (dirlist_ptr, PATH_SEPARATOR); | |
1709 | if (p != NULL) | |
1710 | *p = '\0'; | |
1711 | if (*dirlist_ptr != '\0') | |
b34976b6 | 1712 | ldfile_add_library_path (dirlist_ptr, TRUE); |
252b5132 RH |
1713 | if (p == NULL) |
1714 | break; | |
1715 | dirlist_ptr = p + 1; | |
1716 | } | |
1717 | } | |
1718 | ||
1719 | static void | |
1579bae1 | 1720 | set_section_start (char *sect, char *valstr) |
252b5132 | 1721 | { |
93697284 AM |
1722 | const char *end; |
1723 | bfd_vma val = bfd_scan_vma (valstr, &end, 16); | |
252b5132 | 1724 | if (*end) |
df5f2391 | 1725 | einfo (_("%F%P: invalid hex number `%s'\n"), valstr); |
ba916c8a | 1726 | lang_section_start (sect, exp_intop (val), NULL); |
252b5132 | 1727 | } |
ba916c8a MM |
1728 | |
1729 | static void | |
1730 | set_segment_start (const char *section, char *valstr) | |
1731 | { | |
1732 | const char *name; | |
1733 | const char *end; | |
1734 | segment_type *seg; | |
1735 | ||
1736 | bfd_vma val = bfd_scan_vma (valstr, &end, 16); | |
1737 | if (*end) | |
df5f2391 | 1738 | einfo (_("%F%P: invalid hex number `%s'\n"), valstr); |
ba916c8a MM |
1739 | /* If we already have an entry for this segment, update the existing |
1740 | value. */ | |
1741 | name = section + 1; | |
1742 | for (seg = segments; seg; seg = seg->next) | |
1743 | if (strcmp (seg->name, name) == 0) | |
1744 | { | |
1745 | seg->value = val; | |
42b7a39b | 1746 | lang_section_start (section, exp_intop (val), seg); |
ba916c8a MM |
1747 | return; |
1748 | } | |
1749 | /* There was no existing value so we must create a new segment | |
1750 | entry. */ | |
988de25b | 1751 | seg = stat_alloc (sizeof (*seg)); |
ba916c8a MM |
1752 | seg->name = name; |
1753 | seg->value = val; | |
1754 | seg->used = FALSE; | |
1755 | /* Add it to the linked list of segments. */ | |
1756 | seg->next = segments; | |
1757 | segments = seg; | |
1758 | /* Historically, -Ttext and friends set the base address of a | |
1759 | particular section. For backwards compatibility, we still do | |
1760 | that. If a SEGMENT_START directive is seen, the section address | |
1761 | assignment will be disabled. */ | |
1762 | lang_section_start (section, exp_intop (val), seg); | |
1763 | } | |
1764 | ||
c58212ea L |
1765 | static void |
1766 | elf_shlib_list_options (FILE *file) | |
1767 | { | |
1768 | fprintf (file, _("\ | |
1769 | --audit=AUDITLIB Specify a library to use for auditing\n")); | |
1770 | fprintf (file, _("\ | |
1771 | -Bgroup Selects group name lookup rules for DSO\n")); | |
1772 | fprintf (file, _("\ | |
1773 | --disable-new-dtags Disable new dynamic tags\n")); | |
1774 | fprintf (file, _("\ | |
1775 | --enable-new-dtags Enable new dynamic tags\n")); | |
1776 | fprintf (file, _("\ | |
1777 | --eh-frame-hdr Create .eh_frame_hdr section\n")); | |
29063f8b NC |
1778 | fprintf (file, _("\ |
1779 | --no-eh-frame-hdr Do not create .eh_frame_hdr section\n")); | |
c58212ea L |
1780 | fprintf (file, _("\ |
1781 | --exclude-libs=LIBS Make all symbols in LIBS hidden\n")); | |
1782 | fprintf (file, _("\ | |
1783 | --hash-style=STYLE Set hash style to sysv, gnu or both\n")); | |
1784 | fprintf (file, _("\ | |
1785 | -P AUDITLIB, --depaudit=AUDITLIB\n" "\ | |
df5f2391 | 1786 | Specify a library to use for auditing dependencies\n")); |
c58212ea L |
1787 | fprintf (file, _("\ |
1788 | -z combreloc Merge dynamic relocs into one section and sort\n")); | |
1789 | fprintf (file, _("\ | |
1790 | -z nocombreloc Don't merge dynamic relocs into one section\n")); | |
1791 | fprintf (file, _("\ | |
1792 | -z global Make symbols in DSO available for subsequently\n\ | |
df5f2391 | 1793 | loaded objects\n")); |
c58212ea L |
1794 | fprintf (file, _("\ |
1795 | -z initfirst Mark DSO to be initialized first at runtime\n")); | |
1796 | fprintf (file, _("\ | |
1797 | -z interpose Mark object to interpose all DSOs but executable\n")); | |
1798 | fprintf (file, _("\ | |
1799 | -z lazy Mark object lazy runtime binding (default)\n")); | |
1800 | fprintf (file, _("\ | |
1801 | -z loadfltr Mark object requiring immediate process\n")); | |
1802 | fprintf (file, _("\ | |
1803 | -z nocopyreloc Don't create copy relocs\n")); | |
1804 | fprintf (file, _("\ | |
1805 | -z nodefaultlib Mark object not to use default search paths\n")); | |
1806 | fprintf (file, _("\ | |
1807 | -z nodelete Mark DSO non-deletable at runtime\n")); | |
1808 | fprintf (file, _("\ | |
1809 | -z nodlopen Mark DSO not available to dlopen\n")); | |
1810 | fprintf (file, _("\ | |
1811 | -z nodump Mark DSO not available to dldump\n")); | |
1812 | fprintf (file, _("\ | |
1813 | -z now Mark object non-lazy runtime binding\n")); | |
1814 | fprintf (file, _("\ | |
1815 | -z origin Mark object requiring immediate $ORIGIN\n\ | |
df5f2391 | 1816 | processing at runtime\n")); |
da4463c7 | 1817 | #if DEFAULT_LD_Z_RELRO |
c58212ea | 1818 | fprintf (file, _("\ |
da4463c7 | 1819 | -z relro Create RELRO program header (default)\n")); |
c58212ea L |
1820 | fprintf (file, _("\ |
1821 | -z norelro Don't create RELRO program header\n")); | |
da4463c7 L |
1822 | #else |
1823 | fprintf (file, _("\ | |
1824 | -z relro Create RELRO program header\n")); | |
1825 | fprintf (file, _("\ | |
1826 | -z norelro Don't create RELRO program header (default)\n")); | |
1827 | #endif | |
b14b7ff1 L |
1828 | #if DEFAULT_LD_Z_SEPARATE_CODE |
1829 | fprintf (file, _("\ | |
1830 | -z separate-code Create separate code program header (default)\n")); | |
1831 | fprintf (file, _("\ | |
1832 | -z noseparate-code Don't create separate code program header\n")); | |
1833 | #else | |
47acac12 L |
1834 | fprintf (file, _("\ |
1835 | -z separate-code Create separate code program header\n")); | |
1836 | fprintf (file, _("\ | |
1837 | -z noseparate-code Don't create separate code program header (default)\n")); | |
b14b7ff1 | 1838 | #endif |
c58212ea | 1839 | fprintf (file, _("\ |
b8871f35 L |
1840 | -z common Generate common symbols with STT_COMMON type\n")); |
1841 | fprintf (file, _("\ | |
1842 | -z nocommon Generate common symbols with STT_OBJECT type\n")); | |
1843 | fprintf (file, _("\ | |
75e06f97 | 1844 | -z stack-size=SIZE Set size of stack segment\n")); |
c58212ea L |
1845 | fprintf (file, _("\ |
1846 | -z text Treat DT_TEXTREL in shared object as error\n")); | |
1847 | fprintf (file, _("\ | |
1848 | -z notext Don't treat DT_TEXTREL in shared object as error\n")); | |
1849 | fprintf (file, _("\ | |
1850 | -z textoff Don't treat DT_TEXTREL in shared object as error\n")); | |
1851 | } | |
1852 | ||
1853 | static void | |
1854 | elf_static_list_options (FILE *file) | |
1855 | { | |
1856 | fprintf (file, _("\ | |
1857 | --build-id[=STYLE] Generate build ID note\n")); | |
1858 | fprintf (file, _("\ | |
0ce398f1 L |
1859 | --compress-debug-sections=[none|zlib|zlib-gnu|zlib-gabi]\n\ |
1860 | Compress DWARF debug sections using zlib\n")); | |
6c3bc0f8 NC |
1861 | #ifdef DEFAULT_FLAG_COMPRESS_DEBUG |
1862 | fprintf (file, _("\ | |
1863 | Default: zlib-gabi\n")); | |
1864 | #else | |
1865 | fprintf (file, _("\ | |
1866 | Default: none\n")); | |
1867 | #endif | |
0ce398f1 | 1868 | fprintf (file, _("\ |
c58212ea L |
1869 | -z common-page-size=SIZE Set common page size to SIZE\n")); |
1870 | fprintf (file, _("\ | |
1871 | -z max-page-size=SIZE Set maximum page size to SIZE\n")); | |
1872 | fprintf (file, _("\ | |
df5f2391 | 1873 | -z defs Report unresolved symbols in object files\n")); |
c58212ea L |
1874 | fprintf (file, _("\ |
1875 | -z muldefs Allow multiple definitions\n")); | |
1876 | fprintf (file, _("\ | |
1877 | -z execstack Mark executable as requiring executable stack\n")); | |
1878 | fprintf (file, _("\ | |
1879 | -z noexecstack Mark executable as not requiring executable stack\n")); | |
93ab9c0d NC |
1880 | fprintf (file, _("\ |
1881 | -z globalaudit Mark executable requiring global auditing\n")); | |
c58212ea L |
1882 | } |
1883 | ||
1884 | static void | |
1885 | elf_plt_unwind_list_options (FILE *file) | |
1886 | { | |
1887 | fprintf (file, _("\ | |
df5f2391 AM |
1888 | --ld-generated-unwind-info Generate exception handling info for PLT\n")); |
1889 | fprintf (file, _("\ | |
c58212ea L |
1890 | --no-ld-generated-unwind-info\n\ |
1891 | Don't generate exception handling info for PLT\n")); | |
1892 | } | |
1893 | ||
1894 | static void | |
1895 | ld_list_options (FILE *file, bfd_boolean elf, bfd_boolean shlib, | |
1896 | bfd_boolean plt_unwind) | |
1897 | { | |
1898 | if (!elf) | |
1899 | return; | |
1900 | printf (_("ELF emulations:\n")); | |
1901 | if (plt_unwind) | |
1902 | elf_plt_unwind_list_options (file); | |
1903 | elf_static_list_options (file); | |
1904 | if (shlib) | |
1905 | elf_shlib_list_options (file); | |
1906 | } | |
1907 | ||
252b5132 RH |
1908 | \f |
1909 | /* Print help messages for the options. */ | |
1910 | ||
1911 | static void | |
1579bae1 | 1912 | help (void) |
252b5132 | 1913 | { |
e4897a32 | 1914 | unsigned i; |
252b5132 | 1915 | const char **targets, **pp; |
a55ff675 | 1916 | int len; |
252b5132 RH |
1917 | |
1918 | printf (_("Usage: %s [options] file...\n"), program_name); | |
1919 | ||
1920 | printf (_("Options:\n")); | |
1921 | for (i = 0; i < OPTION_COUNT; i++) | |
1922 | { | |
1923 | if (ld_options[i].doc != NULL) | |
1924 | { | |
b34976b6 | 1925 | bfd_boolean comma; |
e4897a32 | 1926 | unsigned j; |
252b5132 RH |
1927 | |
1928 | printf (" "); | |
1929 | ||
b34976b6 | 1930 | comma = FALSE; |
252b5132 RH |
1931 | len = 2; |
1932 | ||
1933 | j = i; | |
1934 | do | |
1935 | { | |
1936 | if (ld_options[j].shortopt != '\0' | |
1937 | && ld_options[j].control != NO_HELP) | |
1938 | { | |
1939 | printf ("%s-%c", comma ? ", " : "", ld_options[j].shortopt); | |
1940 | len += (comma ? 2 : 0) + 2; | |
1941 | if (ld_options[j].arg != NULL) | |
1942 | { | |
1943 | if (ld_options[j].opt.has_arg != optional_argument) | |
1944 | { | |
1945 | printf (" "); | |
1946 | ++len; | |
1947 | } | |
1948 | printf ("%s", _(ld_options[j].arg)); | |
1949 | len += strlen (_(ld_options[j].arg)); | |
1950 | } | |
b34976b6 | 1951 | comma = TRUE; |
252b5132 RH |
1952 | } |
1953 | ++j; | |
1954 | } | |
1955 | while (j < OPTION_COUNT && ld_options[j].doc == NULL); | |
1956 | ||
1957 | j = i; | |
1958 | do | |
1959 | { | |
1960 | if (ld_options[j].opt.name != NULL | |
1961 | && ld_options[j].control != NO_HELP) | |
1962 | { | |
e4897a32 NC |
1963 | int two_dashes = |
1964 | (ld_options[j].control == TWO_DASHES | |
1965 | || ld_options[j].control == EXACTLY_TWO_DASHES); | |
b7a26f91 | 1966 | |
252b5132 RH |
1967 | printf ("%s-%s%s", |
1968 | comma ? ", " : "", | |
e4897a32 | 1969 | two_dashes ? "-" : "", |
252b5132 RH |
1970 | ld_options[j].opt.name); |
1971 | len += ((comma ? 2 : 0) | |
1972 | + 1 | |
e4897a32 | 1973 | + (two_dashes ? 1 : 0) |
252b5132 RH |
1974 | + strlen (ld_options[j].opt.name)); |
1975 | if (ld_options[j].arg != NULL) | |
1976 | { | |
1977 | printf (" %s", _(ld_options[j].arg)); | |
1978 | len += 1 + strlen (_(ld_options[j].arg)); | |
1979 | } | |
b34976b6 | 1980 | comma = TRUE; |
252b5132 RH |
1981 | } |
1982 | ++j; | |
1983 | } | |
1984 | while (j < OPTION_COUNT && ld_options[j].doc == NULL); | |
1985 | ||
1986 | if (len >= 30) | |
1987 | { | |
1988 | printf ("\n"); | |
1989 | len = 0; | |
1990 | } | |
1991 | ||
1992 | for (; len < 30; len++) | |
1993 | putchar (' '); | |
1994 | ||
1995 | printf ("%s\n", _(ld_options[i].doc)); | |
1996 | } | |
1997 | } | |
a55ff675 MM |
1998 | printf (_(" @FILE")); |
1999 | for (len = strlen (" @FILE"); len < 30; len++) | |
2000 | putchar (' '); | |
2001 | printf (_("Read options from FILE\n")); | |
252b5132 | 2002 | |
f75692fe NC |
2003 | /* Note: Various tools (such as libtool) depend upon the |
2004 | format of the listings below - do not change them. */ | |
252b5132 | 2005 | /* xgettext:c-format */ |
f75692fe | 2006 | printf (_("%s: supported targets:"), program_name); |
252b5132 RH |
2007 | targets = bfd_target_list (); |
2008 | for (pp = targets; *pp != NULL; pp++) | |
2009 | printf (" %s", *pp); | |
2010 | free (targets); | |
2011 | printf ("\n"); | |
2012 | ||
2013 | /* xgettext:c-format */ | |
f75692fe | 2014 | printf (_("%s: supported emulations: "), program_name); |
252b5132 RH |
2015 | ldemul_list_emulations (stdout); |
2016 | printf ("\n"); | |
2017 | ||
2018 | /* xgettext:c-format */ | |
2019 | printf (_("%s: emulation specific options:\n"), program_name); | |
c58212ea L |
2020 | ld_list_options (stdout, ELF_LIST_OPTIONS, ELF_SHLIB_LIST_OPTIONS, |
2021 | ELF_PLT_UNWIND_LIST_OPTIONS); | |
252b5132 RH |
2022 | ldemul_list_emulation_options (stdout); |
2023 | printf ("\n"); | |
c20f4f8c | 2024 | |
92f01d61 JM |
2025 | if (REPORT_BUGS_TO[0]) |
2026 | printf (_("Report bugs to %s\n"), REPORT_BUGS_TO); | |
252b5132 | 2027 | } |