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Commit | Line | Data |
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252b5132 | 1 | /* objcopy.c -- copy object file from input to output, optionally massaging it. |
8c2bc687 | 2 | Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
8d8e0703 | 3 | 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
252b5132 RH |
4 | Free Software Foundation, Inc. |
5 | ||
6 | This file is part of GNU Binutils. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
32866df7 | 10 | the Free Software Foundation; either version 3 of the License, or |
252b5132 RH |
11 | (at your option) any later version. |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
b43b5d5f NC |
20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
21 | 02110-1301, USA. */ | |
252b5132 | 22 | \f |
3db64b00 | 23 | #include "sysdep.h" |
252b5132 RH |
24 | #include "bfd.h" |
25 | #include "progress.h" | |
252b5132 RH |
26 | #include "getopt.h" |
27 | #include "libiberty.h" | |
3db64b00 | 28 | #include "bucomm.h" |
252b5132 | 29 | #include "budbg.h" |
5af11cab | 30 | #include "filenames.h" |
5fe11841 | 31 | #include "fnmatch.h" |
f0312d39 | 32 | #include "elf-bfd.h" |
252b5132 | 33 | #include <sys/stat.h> |
6e2c86ac | 34 | #include "libbfd.h" |
0408dee6 DK |
35 | #include "coff/internal.h" |
36 | #include "libcoff.h" | |
252b5132 | 37 | |
92dd4511 L |
38 | /* FIXME: See bfd/peXXigen.c for why we include an architecture specific |
39 | header in generic PE code. */ | |
40 | #include "coff/i386.h" | |
41 | #include "coff/pe.h" | |
42 | ||
43 | static bfd_vma pe_file_alignment = (bfd_vma) -1; | |
44 | static bfd_vma pe_heap_commit = (bfd_vma) -1; | |
45 | static bfd_vma pe_heap_reserve = (bfd_vma) -1; | |
46 | static bfd_vma pe_image_base = (bfd_vma) -1; | |
47 | static bfd_vma pe_section_alignment = (bfd_vma) -1; | |
48 | static bfd_vma pe_stack_commit = (bfd_vma) -1; | |
49 | static bfd_vma pe_stack_reserve = (bfd_vma) -1; | |
50 | static short pe_subsystem = -1; | |
51 | static short pe_major_subsystem_version = -1; | |
52 | static short pe_minor_subsystem_version = -1; | |
53 | ||
047c9024 | 54 | struct is_specified_symbol_predicate_data |
252b5132 | 55 | { |
047c9024 NC |
56 | const char *name; |
57 | bfd_boolean found; | |
252b5132 RH |
58 | }; |
59 | ||
57938635 AM |
60 | /* A list to support redefine_sym. */ |
61 | struct redefine_node | |
62 | { | |
63 | char *source; | |
64 | char *target; | |
65 | struct redefine_node *next; | |
66 | }; | |
67 | ||
594ef5db NC |
68 | typedef struct section_rename |
69 | { | |
70 | const char * old_name; | |
71 | const char * new_name; | |
72 | flagword flags; | |
73 | struct section_rename * next; | |
74 | } | |
75 | section_rename; | |
76 | ||
77 | /* List of sections to be renamed. */ | |
84e2f313 | 78 | static section_rename *section_rename_list; |
594ef5db | 79 | |
84e2f313 NC |
80 | static asymbol **isympp = NULL; /* Input symbols. */ |
81 | static asymbol **osympp = NULL; /* Output symbols that survive stripping. */ | |
252b5132 RH |
82 | |
83 | /* If `copy_byte' >= 0, copy only that byte of every `interleave' bytes. */ | |
84 | static int copy_byte = -1; | |
85 | static int interleave = 4; | |
86 | ||
b34976b6 AM |
87 | static bfd_boolean verbose; /* Print file and target names. */ |
88 | static bfd_boolean preserve_dates; /* Preserve input file timestamp. */ | |
252b5132 RH |
89 | static int status = 0; /* Exit status. */ |
90 | ||
91 | enum strip_action | |
92 | { | |
93 | STRIP_UNDEF, | |
84e2f313 NC |
94 | STRIP_NONE, /* Don't strip. */ |
95 | STRIP_DEBUG, /* Strip all debugger symbols. */ | |
96 | STRIP_UNNEEDED, /* Strip unnecessary symbols. */ | |
ed1653a7 | 97 | STRIP_NONDEBUG, /* Strip everything but debug info. */ |
84e2f313 | 98 | STRIP_ALL /* Strip all symbols. */ |
252b5132 RH |
99 | }; |
100 | ||
0af11b59 | 101 | /* Which symbols to remove. */ |
252b5132 RH |
102 | static enum strip_action strip_symbols; |
103 | ||
104 | enum locals_action | |
105 | { | |
106 | LOCALS_UNDEF, | |
84e2f313 NC |
107 | LOCALS_START_L, /* Discard locals starting with L. */ |
108 | LOCALS_ALL /* Discard all locals. */ | |
252b5132 RH |
109 | }; |
110 | ||
111 | /* Which local symbols to remove. Overrides STRIP_ALL. */ | |
112 | static enum locals_action discard_locals; | |
113 | ||
114 | /* What kind of change to perform. */ | |
115 | enum change_action | |
116 | { | |
117 | CHANGE_IGNORE, | |
118 | CHANGE_MODIFY, | |
119 | CHANGE_SET | |
120 | }; | |
121 | ||
122 | /* Structure used to hold lists of sections and actions to take. */ | |
123 | struct section_list | |
124 | { | |
b34976b6 AM |
125 | struct section_list * next; /* Next section to change. */ |
126 | const char * name; /* Section name. */ | |
127 | bfd_boolean used; /* Whether this entry was used. */ | |
128 | bfd_boolean remove; /* Whether to remove this section. */ | |
129 | bfd_boolean copy; /* Whether to copy this section. */ | |
130 | enum change_action change_vma;/* Whether to change or set VMA. */ | |
131 | bfd_vma vma_val; /* Amount to change by or set to. */ | |
132 | enum change_action change_lma;/* Whether to change or set LMA. */ | |
133 | bfd_vma lma_val; /* Amount to change by or set to. */ | |
134 | bfd_boolean set_flags; /* Whether to set the section flags. */ | |
135 | flagword flags; /* What to set the section flags to. */ | |
252b5132 RH |
136 | }; |
137 | ||
138 | static struct section_list *change_sections; | |
594ef5db | 139 | |
b34976b6 AM |
140 | /* TRUE if some sections are to be removed. */ |
141 | static bfd_boolean sections_removed; | |
594ef5db | 142 | |
b34976b6 AM |
143 | /* TRUE if only some sections are to be copied. */ |
144 | static bfd_boolean sections_copied; | |
252b5132 RH |
145 | |
146 | /* Changes to the start address. */ | |
147 | static bfd_vma change_start = 0; | |
b34976b6 | 148 | static bfd_boolean set_start_set = FALSE; |
252b5132 RH |
149 | static bfd_vma set_start; |
150 | ||
151 | /* Changes to section addresses. */ | |
152 | static bfd_vma change_section_address = 0; | |
153 | ||
154 | /* Filling gaps between sections. */ | |
b34976b6 | 155 | static bfd_boolean gap_fill_set = FALSE; |
252b5132 RH |
156 | static bfd_byte gap_fill = 0; |
157 | ||
158 | /* Pad to a given address. */ | |
b34976b6 | 159 | static bfd_boolean pad_to_set = FALSE; |
252b5132 RH |
160 | static bfd_vma pad_to; |
161 | ||
f9d4ad2a NC |
162 | /* Use alternative machine code? */ |
163 | static unsigned long use_alt_mach_code = 0; | |
1ae8b3d2 | 164 | |
4087920c MR |
165 | /* Output BFD flags user wants to set or clear */ |
166 | static flagword bfd_flags_to_set; | |
167 | static flagword bfd_flags_to_clear; | |
168 | ||
252b5132 | 169 | /* List of sections to add. */ |
252b5132 RH |
170 | struct section_add |
171 | { | |
172 | /* Next section to add. */ | |
173 | struct section_add *next; | |
174 | /* Name of section to add. */ | |
175 | const char *name; | |
176 | /* Name of file holding section contents. */ | |
177 | const char *filename; | |
178 | /* Size of file. */ | |
179 | size_t size; | |
180 | /* Contents of file. */ | |
181 | bfd_byte *contents; | |
182 | /* BFD section, after it has been added. */ | |
183 | asection *section; | |
184 | }; | |
185 | ||
594ef5db | 186 | /* List of sections to add to the output BFD. */ |
252b5132 RH |
187 | static struct section_add *add_sections; |
188 | ||
2593f09a NC |
189 | /* If non-NULL the argument to --add-gnu-debuglink. |
190 | This should be the filename to store in the .gnu_debuglink section. */ | |
191 | static const char * gnu_debuglink_filename = NULL; | |
192 | ||
252b5132 | 193 | /* Whether to convert debugging information. */ |
b34976b6 | 194 | static bfd_boolean convert_debugging = FALSE; |
252b5132 RH |
195 | |
196 | /* Whether to change the leading character in symbol names. */ | |
b34976b6 | 197 | static bfd_boolean change_leading_char = FALSE; |
252b5132 RH |
198 | |
199 | /* Whether to remove the leading character from global symbol names. */ | |
b34976b6 | 200 | static bfd_boolean remove_leading_char = FALSE; |
252b5132 | 201 | |
aaad4cf3 | 202 | /* Whether to permit wildcard in symbol comparison. */ |
5fe11841 NC |
203 | static bfd_boolean wildcard = FALSE; |
204 | ||
d58c2e3a RS |
205 | /* True if --localize-hidden is in effect. */ |
206 | static bfd_boolean localize_hidden = FALSE; | |
207 | ||
16b2b71c NC |
208 | /* List of symbols to strip, keep, localize, keep-global, weaken, |
209 | or redefine. */ | |
047c9024 NC |
210 | static htab_t strip_specific_htab = NULL; |
211 | static htab_t strip_unneeded_htab = NULL; | |
212 | static htab_t keep_specific_htab = NULL; | |
213 | static htab_t localize_specific_htab = NULL; | |
214 | static htab_t globalize_specific_htab = NULL; | |
215 | static htab_t keepglobal_specific_htab = NULL; | |
216 | static htab_t weaken_specific_htab = NULL; | |
57938635 | 217 | static struct redefine_node *redefine_sym_list = NULL; |
252b5132 | 218 | |
b34976b6 AM |
219 | /* If this is TRUE, we weaken global symbols (set BSF_WEAK). */ |
220 | static bfd_boolean weaken = FALSE; | |
252b5132 | 221 | |
1637cd90 JB |
222 | /* If this is TRUE, we retain BSF_FILE symbols. */ |
223 | static bfd_boolean keep_file_symbols = FALSE; | |
224 | ||
d7fb0dd2 NC |
225 | /* Prefix symbols/sections. */ |
226 | static char *prefix_symbols_string = 0; | |
227 | static char *prefix_sections_string = 0; | |
228 | static char *prefix_alloc_sections_string = 0; | |
229 | ||
d3e52d40 RS |
230 | /* True if --extract-symbol was passed on the command line. */ |
231 | static bfd_boolean extract_symbol = FALSE; | |
232 | ||
9e48b4c6 NC |
233 | /* If `reverse_bytes' is nonzero, then reverse the order of every chunk |
234 | of <reverse_bytes> bytes within each output section. */ | |
235 | static int reverse_bytes = 0; | |
236 | ||
0408dee6 DK |
237 | /* For Coff objects, we may want to allow or disallow long section names, |
238 | or preserve them where found in the inputs. Debug info relies on them. */ | |
239 | enum long_section_name_handling | |
240 | { | |
241 | DISABLE, | |
242 | ENABLE, | |
243 | KEEP | |
244 | }; | |
245 | ||
246 | /* The default long section handling mode is to preserve them. | |
247 | This is also the only behaviour for 'strip'. */ | |
248 | static enum long_section_name_handling long_section_names = KEEP; | |
9e48b4c6 | 249 | |
252b5132 | 250 | /* 150 isn't special; it's just an arbitrary non-ASCII char value. */ |
84e2f313 NC |
251 | enum command_line_switch |
252 | { | |
253 | OPTION_ADD_SECTION=150, | |
254 | OPTION_CHANGE_ADDRESSES, | |
255 | OPTION_CHANGE_LEADING_CHAR, | |
256 | OPTION_CHANGE_START, | |
257 | OPTION_CHANGE_SECTION_ADDRESS, | |
258 | OPTION_CHANGE_SECTION_LMA, | |
259 | OPTION_CHANGE_SECTION_VMA, | |
260 | OPTION_CHANGE_WARNINGS, | |
261 | OPTION_DEBUGGING, | |
262 | OPTION_GAP_FILL, | |
263 | OPTION_NO_CHANGE_WARNINGS, | |
264 | OPTION_PAD_TO, | |
265 | OPTION_REMOVE_LEADING_CHAR, | |
266 | OPTION_SET_SECTION_FLAGS, | |
267 | OPTION_SET_START, | |
268 | OPTION_STRIP_UNNEEDED, | |
269 | OPTION_WEAKEN, | |
270 | OPTION_REDEFINE_SYM, | |
271 | OPTION_REDEFINE_SYMS, | |
272 | OPTION_SREC_LEN, | |
273 | OPTION_SREC_FORCES3, | |
274 | OPTION_STRIP_SYMBOLS, | |
bcf32829 JB |
275 | OPTION_STRIP_UNNEEDED_SYMBOL, |
276 | OPTION_STRIP_UNNEEDED_SYMBOLS, | |
84e2f313 | 277 | OPTION_KEEP_SYMBOLS, |
d58c2e3a | 278 | OPTION_LOCALIZE_HIDDEN, |
84e2f313 | 279 | OPTION_LOCALIZE_SYMBOLS, |
0408dee6 | 280 | OPTION_LONG_SECTION_NAMES, |
7b4a0685 NC |
281 | OPTION_GLOBALIZE_SYMBOL, |
282 | OPTION_GLOBALIZE_SYMBOLS, | |
84e2f313 NC |
283 | OPTION_KEEPGLOBAL_SYMBOLS, |
284 | OPTION_WEAKEN_SYMBOLS, | |
285 | OPTION_RENAME_SECTION, | |
286 | OPTION_ALT_MACH_CODE, | |
287 | OPTION_PREFIX_SYMBOLS, | |
288 | OPTION_PREFIX_SECTIONS, | |
289 | OPTION_PREFIX_ALLOC_SECTIONS, | |
290 | OPTION_FORMATS_INFO, | |
291 | OPTION_ADD_GNU_DEBUGLINK, | |
4087920c | 292 | OPTION_ONLY_KEEP_DEBUG, |
1637cd90 | 293 | OPTION_KEEP_FILE_SYMBOLS, |
4087920c MR |
294 | OPTION_READONLY_TEXT, |
295 | OPTION_WRITABLE_TEXT, | |
296 | OPTION_PURE, | |
d3e52d40 | 297 | OPTION_IMPURE, |
9e48b4c6 | 298 | OPTION_EXTRACT_SYMBOL, |
92dd4511 L |
299 | OPTION_REVERSE_BYTES, |
300 | OPTION_FILE_ALIGNMENT, | |
301 | OPTION_HEAP, | |
302 | OPTION_IMAGE_BASE, | |
303 | OPTION_SECTION_ALIGNMENT, | |
304 | OPTION_STACK, | |
305 | OPTION_SUBSYSTEM | |
84e2f313 | 306 | }; |
252b5132 RH |
307 | |
308 | /* Options to handle if running as "strip". */ | |
309 | ||
310 | static struct option strip_options[] = | |
311 | { | |
312 | {"discard-all", no_argument, 0, 'x'}, | |
313 | {"discard-locals", no_argument, 0, 'X'}, | |
314 | {"format", required_argument, 0, 'F'}, /* Obsolete */ | |
315 | {"help", no_argument, 0, 'h'}, | |
7c29036b | 316 | {"info", no_argument, 0, OPTION_FORMATS_INFO}, |
252b5132 RH |
317 | {"input-format", required_argument, 0, 'I'}, /* Obsolete */ |
318 | {"input-target", required_argument, 0, 'I'}, | |
1637cd90 | 319 | {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS}, |
252b5132 | 320 | {"keep-symbol", required_argument, 0, 'K'}, |
ed1653a7 | 321 | {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG}, |
252b5132 RH |
322 | {"output-format", required_argument, 0, 'O'}, /* Obsolete */ |
323 | {"output-target", required_argument, 0, 'O'}, | |
af3bdff7 | 324 | {"output-file", required_argument, 0, 'o'}, |
252b5132 RH |
325 | {"preserve-dates", no_argument, 0, 'p'}, |
326 | {"remove-section", required_argument, 0, 'R'}, | |
327 | {"strip-all", no_argument, 0, 's'}, | |
328 | {"strip-debug", no_argument, 0, 'S'}, | |
329 | {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED}, | |
330 | {"strip-symbol", required_argument, 0, 'N'}, | |
331 | {"target", required_argument, 0, 'F'}, | |
332 | {"verbose", no_argument, 0, 'v'}, | |
333 | {"version", no_argument, 0, 'V'}, | |
5fe11841 | 334 | {"wildcard", no_argument, 0, 'w'}, |
252b5132 RH |
335 | {0, no_argument, 0, 0} |
336 | }; | |
337 | ||
338 | /* Options to handle if running as "objcopy". */ | |
339 | ||
340 | static struct option copy_options[] = | |
341 | { | |
2593f09a | 342 | {"add-gnu-debuglink", required_argument, 0, OPTION_ADD_GNU_DEBUGLINK}, |
252b5132 RH |
343 | {"add-section", required_argument, 0, OPTION_ADD_SECTION}, |
344 | {"adjust-start", required_argument, 0, OPTION_CHANGE_START}, | |
345 | {"adjust-vma", required_argument, 0, OPTION_CHANGE_ADDRESSES}, | |
346 | {"adjust-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, | |
347 | {"adjust-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, | |
d7fb0dd2 | 348 | {"alt-machine-code", required_argument, 0, OPTION_ALT_MACH_CODE}, |
43a0748c | 349 | {"binary-architecture", required_argument, 0, 'B'}, |
252b5132 RH |
350 | {"byte", required_argument, 0, 'b'}, |
351 | {"change-addresses", required_argument, 0, OPTION_CHANGE_ADDRESSES}, | |
352 | {"change-leading-char", no_argument, 0, OPTION_CHANGE_LEADING_CHAR}, | |
353 | {"change-section-address", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, | |
354 | {"change-section-lma", required_argument, 0, OPTION_CHANGE_SECTION_LMA}, | |
355 | {"change-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_VMA}, | |
356 | {"change-start", required_argument, 0, OPTION_CHANGE_START}, | |
357 | {"change-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, | |
358 | {"debugging", no_argument, 0, OPTION_DEBUGGING}, | |
359 | {"discard-all", no_argument, 0, 'x'}, | |
360 | {"discard-locals", no_argument, 0, 'X'}, | |
d3e52d40 | 361 | {"extract-symbol", no_argument, 0, OPTION_EXTRACT_SYMBOL}, |
252b5132 RH |
362 | {"format", required_argument, 0, 'F'}, /* Obsolete */ |
363 | {"gap-fill", required_argument, 0, OPTION_GAP_FILL}, | |
7b4a0685 NC |
364 | {"globalize-symbol", required_argument, 0, OPTION_GLOBALIZE_SYMBOL}, |
365 | {"globalize-symbols", required_argument, 0, OPTION_GLOBALIZE_SYMBOLS}, | |
252b5132 | 366 | {"help", no_argument, 0, 'h'}, |
4087920c | 367 | {"impure", no_argument, 0, OPTION_IMPURE}, |
7c29036b | 368 | {"info", no_argument, 0, OPTION_FORMATS_INFO}, |
252b5132 RH |
369 | {"input-format", required_argument, 0, 'I'}, /* Obsolete */ |
370 | {"input-target", required_argument, 0, 'I'}, | |
371 | {"interleave", required_argument, 0, 'i'}, | |
1637cd90 | 372 | {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS}, |
d7fb0dd2 NC |
373 | {"keep-global-symbol", required_argument, 0, 'G'}, |
374 | {"keep-global-symbols", required_argument, 0, OPTION_KEEPGLOBAL_SYMBOLS}, | |
252b5132 | 375 | {"keep-symbol", required_argument, 0, 'K'}, |
d7fb0dd2 | 376 | {"keep-symbols", required_argument, 0, OPTION_KEEP_SYMBOLS}, |
d58c2e3a | 377 | {"localize-hidden", no_argument, 0, OPTION_LOCALIZE_HIDDEN}, |
d7fb0dd2 NC |
378 | {"localize-symbol", required_argument, 0, 'L'}, |
379 | {"localize-symbols", required_argument, 0, OPTION_LOCALIZE_SYMBOLS}, | |
0408dee6 | 380 | {"long-section-names", required_argument, 0, OPTION_LONG_SECTION_NAMES}, |
252b5132 RH |
381 | {"no-adjust-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS}, |
382 | {"no-change-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS}, | |
ed1653a7 | 383 | {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG}, |
d7fb0dd2 | 384 | {"only-section", required_argument, 0, 'j'}, |
252b5132 RH |
385 | {"output-format", required_argument, 0, 'O'}, /* Obsolete */ |
386 | {"output-target", required_argument, 0, 'O'}, | |
387 | {"pad-to", required_argument, 0, OPTION_PAD_TO}, | |
d7fb0dd2 NC |
388 | {"prefix-symbols", required_argument, 0, OPTION_PREFIX_SYMBOLS}, |
389 | {"prefix-sections", required_argument, 0, OPTION_PREFIX_SECTIONS}, | |
390 | {"prefix-alloc-sections", required_argument, 0, OPTION_PREFIX_ALLOC_SECTIONS}, | |
252b5132 | 391 | {"preserve-dates", no_argument, 0, 'p'}, |
4087920c MR |
392 | {"pure", no_argument, 0, OPTION_PURE}, |
393 | {"readonly-text", no_argument, 0, OPTION_READONLY_TEXT}, | |
d7fb0dd2 | 394 | {"redefine-sym", required_argument, 0, OPTION_REDEFINE_SYM}, |
92991082 | 395 | {"redefine-syms", required_argument, 0, OPTION_REDEFINE_SYMS}, |
252b5132 RH |
396 | {"remove-leading-char", no_argument, 0, OPTION_REMOVE_LEADING_CHAR}, |
397 | {"remove-section", required_argument, 0, 'R'}, | |
594ef5db | 398 | {"rename-section", required_argument, 0, OPTION_RENAME_SECTION}, |
9e48b4c6 | 399 | {"reverse-bytes", required_argument, 0, OPTION_REVERSE_BYTES}, |
252b5132 RH |
400 | {"set-section-flags", required_argument, 0, OPTION_SET_SECTION_FLAGS}, |
401 | {"set-start", required_argument, 0, OPTION_SET_START}, | |
d7fb0dd2 NC |
402 | {"srec-len", required_argument, 0, OPTION_SREC_LEN}, |
403 | {"srec-forceS3", no_argument, 0, OPTION_SREC_FORCES3}, | |
252b5132 RH |
404 | {"strip-all", no_argument, 0, 'S'}, |
405 | {"strip-debug", no_argument, 0, 'g'}, | |
406 | {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED}, | |
bcf32829 JB |
407 | {"strip-unneeded-symbol", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOL}, |
408 | {"strip-unneeded-symbols", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOLS}, | |
252b5132 | 409 | {"strip-symbol", required_argument, 0, 'N'}, |
d7fb0dd2 | 410 | {"strip-symbols", required_argument, 0, OPTION_STRIP_SYMBOLS}, |
252b5132 RH |
411 | {"target", required_argument, 0, 'F'}, |
412 | {"verbose", no_argument, 0, 'v'}, | |
413 | {"version", no_argument, 0, 'V'}, | |
414 | {"weaken", no_argument, 0, OPTION_WEAKEN}, | |
415 | {"weaken-symbol", required_argument, 0, 'W'}, | |
16b2b71c | 416 | {"weaken-symbols", required_argument, 0, OPTION_WEAKEN_SYMBOLS}, |
5fe11841 | 417 | {"wildcard", no_argument, 0, 'w'}, |
4087920c | 418 | {"writable-text", no_argument, 0, OPTION_WRITABLE_TEXT}, |
92dd4511 L |
419 | {"file-alignment", required_argument, 0, OPTION_FILE_ALIGNMENT}, |
420 | {"heap", required_argument, 0, OPTION_HEAP}, | |
421 | {"image-base", required_argument, 0 , OPTION_IMAGE_BASE}, | |
422 | {"section-alignment", required_argument, 0, OPTION_SECTION_ALIGNMENT}, | |
423 | {"stack", required_argument, 0, OPTION_STACK}, | |
424 | {"subsystem", required_argument, 0, OPTION_SUBSYSTEM}, | |
252b5132 RH |
425 | {0, no_argument, 0, 0} |
426 | }; | |
427 | ||
428 | /* IMPORTS */ | |
429 | extern char *program_name; | |
430 | ||
431 | /* This flag distinguishes between strip and objcopy: | |
432 | 1 means this is 'strip'; 0 means this is 'objcopy'. | |
0af11b59 | 433 | -1 means if we should use argv[0] to decide. */ |
252b5132 RH |
434 | extern int is_strip; |
435 | ||
420496c1 NC |
436 | /* The maximum length of an S record. This variable is declared in srec.c |
437 | and can be modified by the --srec-len parameter. */ | |
438 | extern unsigned int Chunk; | |
439 | ||
440 | /* Restrict the generation of Srecords to type S3 only. | |
441 | This variable is declare in bfd/srec.c and can be toggled | |
442 | on by the --srec-forceS3 command line switch. */ | |
b34976b6 | 443 | extern bfd_boolean S3Forced; |
252b5132 | 444 | |
b749473b NC |
445 | /* Defined in bfd/binary.c. Used to set architecture and machine of input |
446 | binary files. */ | |
447 | extern enum bfd_architecture bfd_external_binary_architecture; | |
448 | extern unsigned long bfd_external_machine; | |
43a0748c | 449 | |
d3ba0551 AM |
450 | /* Forward declarations. */ |
451 | static void setup_section (bfd *, asection *, void *); | |
80fccad2 | 452 | static void setup_bfd_headers (bfd *, bfd *); |
d3ba0551 AM |
453 | static void copy_section (bfd *, asection *, void *); |
454 | static void get_sections (bfd *, asection *, void *); | |
455 | static int compare_section_lma (const void *, const void *); | |
456 | static void mark_symbols_used_in_relocations (bfd *, asection *, void *); | |
457 | static bfd_boolean write_debugging_info (bfd *, void *, long *, asymbol ***); | |
458 | static const char *lookup_sym_redefinition (const char *); | |
594ef5db | 459 | \f |
252b5132 | 460 | static void |
84e2f313 | 461 | copy_usage (FILE *stream, int exit_status) |
252b5132 | 462 | { |
8b53311e NC |
463 | fprintf (stream, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name); |
464 | fprintf (stream, _(" Copies a binary file, possibly transforming it in the process\n")); | |
6364e0b4 | 465 | fprintf (stream, _(" The options are:\n")); |
252b5132 | 466 | fprintf (stream, _("\ |
d5bcb29d NC |
467 | -I --input-target <bfdname> Assume input file is in format <bfdname>\n\ |
468 | -O --output-target <bfdname> Create an output file in format <bfdname>\n\ | |
43a0748c | 469 | -B --binary-architecture <arch> Set arch of output file, when input is binary\n\ |
d5bcb29d NC |
470 | -F --target <bfdname> Set both input and output format to <bfdname>\n\ |
471 | --debugging Convert debugging information, if possible\n\ | |
472 | -p --preserve-dates Copy modified/access timestamps to the output\n\ | |
473 | -j --only-section <name> Only copy section <name> into the output\n\ | |
2593f09a | 474 | --add-gnu-debuglink=<file> Add section .gnu_debuglink linking to <file>\n\ |
d5bcb29d NC |
475 | -R --remove-section <name> Remove section <name> from the output\n\ |
476 | -S --strip-all Remove all symbol and relocation information\n\ | |
2593f09a | 477 | -g --strip-debug Remove all debugging symbols & sections\n\ |
d5bcb29d NC |
478 | --strip-unneeded Remove all symbols not needed by relocations\n\ |
479 | -N --strip-symbol <name> Do not copy symbol <name>\n\ | |
bcf32829 JB |
480 | --strip-unneeded-symbol <name>\n\ |
481 | Do not copy symbol <name> unless needed by\n\ | |
482 | relocations\n\ | |
6ea3dd37 | 483 | --only-keep-debug Strip everything but the debug information\n\ |
d3e52d40 | 484 | --extract-symbol Remove section contents but keep symbols\n\ |
e7f918ad | 485 | -K --keep-symbol <name> Do not strip symbol <name>\n\ |
1637cd90 | 486 | --keep-file-symbols Do not strip file symbol(s)\n\ |
d58c2e3a | 487 | --localize-hidden Turn all ELF hidden symbols into locals\n\ |
d5bcb29d | 488 | -L --localize-symbol <name> Force symbol <name> to be marked as a local\n\ |
7b4a0685 | 489 | --globalize-symbol <name> Force symbol <name> to be marked as a global\n\ |
16b2b71c | 490 | -G --keep-global-symbol <name> Localize all symbols except <name>\n\ |
d5bcb29d NC |
491 | -W --weaken-symbol <name> Force symbol <name> to be marked as a weak\n\ |
492 | --weaken Force all global symbols to be marked as weak\n\ | |
a95b5cf9 | 493 | -w --wildcard Permit wildcard in symbol comparison\n\ |
d5bcb29d NC |
494 | -x --discard-all Remove all non-global symbols\n\ |
495 | -X --discard-locals Remove any compiler-generated symbols\n\ | |
496 | -i --interleave <number> Only copy one out of every <number> bytes\n\ | |
497 | -b --byte <num> Select byte <num> in every interleaved block\n\ | |
498 | --gap-fill <val> Fill gaps between sections with <val>\n\ | |
499 | --pad-to <addr> Pad the last section up to address <addr>\n\ | |
500 | --set-start <addr> Set the start address to <addr>\n\ | |
501 | {--change-start|--adjust-start} <incr>\n\ | |
502 | Add <incr> to the start address\n\ | |
503 | {--change-addresses|--adjust-vma} <incr>\n\ | |
504 | Add <incr> to LMA, VMA and start addresses\n\ | |
505 | {--change-section-address|--adjust-section-vma} <name>{=|+|-}<val>\n\ | |
506 | Change LMA and VMA of section <name> by <val>\n\ | |
507 | --change-section-lma <name>{=|+|-}<val>\n\ | |
508 | Change the LMA of section <name> by <val>\n\ | |
509 | --change-section-vma <name>{=|+|-}<val>\n\ | |
510 | Change the VMA of section <name> by <val>\n\ | |
511 | {--[no-]change-warnings|--[no-]adjust-warnings}\n\ | |
512 | Warn if a named section does not exist\n\ | |
513 | --set-section-flags <name>=<flags>\n\ | |
514 | Set section <name>'s properties to <flags>\n\ | |
515 | --add-section <name>=<file> Add section <name> found in <file> to output\n\ | |
594ef5db | 516 | --rename-section <old>=<new>[,<flags>] Rename section <old> to <new>\n\ |
0408dee6 DK |
517 | --long-section-names {enable|disable|keep}\n\ |
518 | Handle long section names in Coff objects.\n\ | |
d5bcb29d NC |
519 | --change-leading-char Force output format's leading character style\n\ |
520 | --remove-leading-char Remove leading character from global symbols\n\ | |
9e48b4c6 | 521 | --reverse-bytes=<num> Reverse <num> bytes at a time, in output sections with content\n\ |
57938635 | 522 | --redefine-sym <old>=<new> Redefine symbol name <old> to <new>\n\ |
92991082 JT |
523 | --redefine-syms <file> --redefine-sym for all symbol pairs \n\ |
524 | listed in <file>\n\ | |
420496c1 NC |
525 | --srec-len <number> Restrict the length of generated Srecords\n\ |
526 | --srec-forceS3 Restrict the type of generated Srecords to S3\n\ | |
16b2b71c | 527 | --strip-symbols <file> -N for all symbols listed in <file>\n\ |
bcf32829 JB |
528 | --strip-unneeded-symbols <file>\n\ |
529 | --strip-unneeded-symbol for all symbols listed\n\ | |
530 | in <file>\n\ | |
16b2b71c NC |
531 | --keep-symbols <file> -K for all symbols listed in <file>\n\ |
532 | --localize-symbols <file> -L for all symbols listed in <file>\n\ | |
7b4a0685 | 533 | --globalize-symbols <file> --globalize-symbol for all in <file>\n\ |
16b2b71c NC |
534 | --keep-global-symbols <file> -G for all symbols listed in <file>\n\ |
535 | --weaken-symbols <file> -W for all symbols listed in <file>\n\ | |
f9d4ad2a | 536 | --alt-machine-code <index> Use the target's <index>'th alternative machine\n\ |
4087920c MR |
537 | --writable-text Mark the output text as writable\n\ |
538 | --readonly-text Make the output text write protected\n\ | |
539 | --pure Mark the output file as demand paged\n\ | |
540 | --impure Mark the output file as impure\n\ | |
d7fb0dd2 NC |
541 | --prefix-symbols <prefix> Add <prefix> to start of every symbol name\n\ |
542 | --prefix-sections <prefix> Add <prefix> to start of every section name\n\ | |
543 | --prefix-alloc-sections <prefix>\n\ | |
544 | Add <prefix> to start of every allocatable\n\ | |
545 | section name\n\ | |
92dd4511 L |
546 | --file-alignment <num> Set PE file alignment to <num>\n\ |
547 | --heap <reserve>[,<commit>] Set PE reserve/commit heap to <reserve>/\n\ | |
548 | <commit>\n\ | |
549 | --image-base <address> Set PE image base to <address>\n\ | |
550 | --section-alignment <num> Set PE section alignment to <num>\n\ | |
551 | --stack <reserve>[,<commit>] Set PE reserve/commit stack to <reserve>/\n\ | |
552 | <commit>\n\ | |
553 | --subsystem <name>[:<version>]\n\ | |
554 | Set PE subsystem to <name> [& <version>]\n]\ | |
d5bcb29d | 555 | -v --verbose List all object files modified\n\ |
07012eee | 556 | @<file> Read options from <file>\n\ |
d5bcb29d NC |
557 | -V --version Display this program's version number\n\ |
558 | -h --help Display this output\n\ | |
7c29036b | 559 | --info List object formats & architectures supported\n\ |
d5bcb29d | 560 | ")); |
252b5132 | 561 | list_supported_targets (program_name, stream); |
92f01d61 | 562 | if (REPORT_BUGS_TO[0] && exit_status == 0) |
8ad3436c | 563 | fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
252b5132 RH |
564 | exit (exit_status); |
565 | } | |
566 | ||
567 | static void | |
84e2f313 | 568 | strip_usage (FILE *stream, int exit_status) |
252b5132 | 569 | { |
8b53311e NC |
570 | fprintf (stream, _("Usage: %s <option(s)> in-file(s)\n"), program_name); |
571 | fprintf (stream, _(" Removes symbols and sections from files\n")); | |
6364e0b4 | 572 | fprintf (stream, _(" The options are:\n")); |
252b5132 | 573 | fprintf (stream, _("\ |
8b53311e NC |
574 | -I --input-target=<bfdname> Assume input file is in format <bfdname>\n\ |
575 | -O --output-target=<bfdname> Create an output file in format <bfdname>\n\ | |
576 | -F --target=<bfdname> Set both input and output format to <bfdname>\n\ | |
d5bcb29d | 577 | -p --preserve-dates Copy modified/access timestamps to the output\n\ |
8b53311e | 578 | -R --remove-section=<name> Remove section <name> from the output\n\ |
d5bcb29d | 579 | -s --strip-all Remove all symbol and relocation information\n\ |
2593f09a | 580 | -g -S -d --strip-debug Remove all debugging symbols & sections\n\ |
d5bcb29d | 581 | --strip-unneeded Remove all symbols not needed by relocations\n\ |
6ea3dd37 | 582 | --only-keep-debug Strip everything but the debug information\n\ |
8b53311e | 583 | -N --strip-symbol=<name> Do not copy symbol <name>\n\ |
5219e4c0 | 584 | -K --keep-symbol=<name> Do not strip symbol <name>\n\ |
1637cd90 | 585 | --keep-file-symbols Do not strip file symbol(s)\n\ |
a95b5cf9 | 586 | -w --wildcard Permit wildcard in symbol comparison\n\ |
d5bcb29d NC |
587 | -x --discard-all Remove all non-global symbols\n\ |
588 | -X --discard-locals Remove any compiler-generated symbols\n\ | |
589 | -v --verbose List all object files modified\n\ | |
590 | -V --version Display this program's version number\n\ | |
591 | -h --help Display this output\n\ | |
7c29036b | 592 | --info List object formats & architectures supported\n\ |
d5bcb29d NC |
593 | -o <file> Place stripped output into <file>\n\ |
594 | ")); | |
595 | ||
252b5132 | 596 | list_supported_targets (program_name, stream); |
92f01d61 | 597 | if (REPORT_BUGS_TO[0] && exit_status == 0) |
8ad3436c | 598 | fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
252b5132 RH |
599 | exit (exit_status); |
600 | } | |
601 | ||
602 | /* Parse section flags into a flagword, with a fatal error if the | |
603 | string can't be parsed. */ | |
604 | ||
605 | static flagword | |
84e2f313 | 606 | parse_flags (const char *s) |
252b5132 RH |
607 | { |
608 | flagword ret; | |
609 | const char *snext; | |
610 | int len; | |
611 | ||
612 | ret = SEC_NO_FLAGS; | |
613 | ||
614 | do | |
615 | { | |
616 | snext = strchr (s, ','); | |
617 | if (snext == NULL) | |
618 | len = strlen (s); | |
619 | else | |
620 | { | |
621 | len = snext - s; | |
622 | ++snext; | |
623 | } | |
624 | ||
625 | if (0) ; | |
626 | #define PARSE_FLAG(fname,fval) \ | |
627 | else if (strncasecmp (fname, s, len) == 0) ret |= fval | |
628 | PARSE_FLAG ("alloc", SEC_ALLOC); | |
629 | PARSE_FLAG ("load", SEC_LOAD); | |
3994e2c6 | 630 | PARSE_FLAG ("noload", SEC_NEVER_LOAD); |
252b5132 | 631 | PARSE_FLAG ("readonly", SEC_READONLY); |
3994e2c6 | 632 | PARSE_FLAG ("debug", SEC_DEBUGGING); |
252b5132 RH |
633 | PARSE_FLAG ("code", SEC_CODE); |
634 | PARSE_FLAG ("data", SEC_DATA); | |
635 | PARSE_FLAG ("rom", SEC_ROM); | |
ebe372c1 | 636 | PARSE_FLAG ("share", SEC_COFF_SHARED); |
252b5132 RH |
637 | PARSE_FLAG ("contents", SEC_HAS_CONTENTS); |
638 | #undef PARSE_FLAG | |
639 | else | |
640 | { | |
641 | char *copy; | |
642 | ||
643 | copy = xmalloc (len + 1); | |
644 | strncpy (copy, s, len); | |
645 | copy[len] = '\0'; | |
646 | non_fatal (_("unrecognized section flag `%s'"), copy); | |
57938635 AM |
647 | fatal (_("supported flags: %s"), |
648 | "alloc, load, noload, readonly, debug, code, data, rom, share, contents"); | |
252b5132 RH |
649 | } |
650 | ||
651 | s = snext; | |
652 | } | |
653 | while (s != NULL); | |
654 | ||
655 | return ret; | |
656 | } | |
657 | ||
658 | /* Find and optionally add an entry in the change_sections list. */ | |
659 | ||
660 | static struct section_list * | |
84e2f313 | 661 | find_section_list (const char *name, bfd_boolean add) |
252b5132 | 662 | { |
84e2f313 | 663 | struct section_list *p; |
252b5132 RH |
664 | |
665 | for (p = change_sections; p != NULL; p = p->next) | |
666 | if (strcmp (p->name, name) == 0) | |
667 | return p; | |
668 | ||
669 | if (! add) | |
670 | return NULL; | |
671 | ||
d3ba0551 | 672 | p = xmalloc (sizeof (struct section_list)); |
252b5132 | 673 | p->name = name; |
b34976b6 AM |
674 | p->used = FALSE; |
675 | p->remove = FALSE; | |
676 | p->copy = FALSE; | |
252b5132 RH |
677 | p->change_vma = CHANGE_IGNORE; |
678 | p->change_lma = CHANGE_IGNORE; | |
679 | p->vma_val = 0; | |
680 | p->lma_val = 0; | |
b34976b6 | 681 | p->set_flags = FALSE; |
252b5132 RH |
682 | p->flags = 0; |
683 | ||
684 | p->next = change_sections; | |
685 | change_sections = p; | |
686 | ||
687 | return p; | |
688 | } | |
689 | ||
047c9024 NC |
690 | /* There is htab_hash_string but no htab_eq_string. Makes sense. */ |
691 | ||
692 | static int | |
693 | eq_string (const void *s1, const void *s2) | |
694 | { | |
695 | return strcmp (s1, s2) == 0; | |
696 | } | |
697 | ||
698 | static htab_t | |
699 | create_symbol_htab (void) | |
700 | { | |
701 | return htab_create_alloc (16, htab_hash_string, eq_string, NULL, xcalloc, free); | |
702 | } | |
252b5132 | 703 | |
57938635 | 704 | static void |
047c9024 | 705 | create_symbol_htabs (void) |
252b5132 | 706 | { |
047c9024 NC |
707 | strip_specific_htab = create_symbol_htab (); |
708 | strip_unneeded_htab = create_symbol_htab (); | |
709 | keep_specific_htab = create_symbol_htab (); | |
710 | localize_specific_htab = create_symbol_htab (); | |
711 | globalize_specific_htab = create_symbol_htab (); | |
712 | keepglobal_specific_htab = create_symbol_htab (); | |
713 | weaken_specific_htab = create_symbol_htab (); | |
714 | } | |
715 | ||
716 | /* Add a symbol to strip_specific_list. */ | |
252b5132 | 717 | |
047c9024 NC |
718 | static void |
719 | add_specific_symbol (const char *name, htab_t htab) | |
720 | { | |
721 | *htab_find_slot (htab, name, INSERT) = (char *) name; | |
252b5132 RH |
722 | } |
723 | ||
0af11b59 | 724 | /* Add symbols listed in `filename' to strip_specific_list. */ |
16b2b71c NC |
725 | |
726 | #define IS_WHITESPACE(c) ((c) == ' ' || (c) == '\t') | |
727 | #define IS_LINE_TERMINATOR(c) ((c) == '\n' || (c) == '\r' || (c) == '\0') | |
728 | ||
729 | static void | |
047c9024 | 730 | add_specific_symbols (const char *filename, htab_t htab) |
16b2b71c | 731 | { |
f24ddbdd | 732 | off_t size; |
16b2b71c NC |
733 | FILE * f; |
734 | char * line; | |
735 | char * buffer; | |
736 | unsigned int line_count; | |
0af11b59 | 737 | |
f24ddbdd NC |
738 | size = get_file_size (filename); |
739 | if (size == 0) | |
d68c385b NC |
740 | { |
741 | status = 1; | |
742 | return; | |
743 | } | |
16b2b71c | 744 | |
f24ddbdd | 745 | buffer = xmalloc (size + 2); |
16b2b71c NC |
746 | f = fopen (filename, FOPEN_RT); |
747 | if (f == NULL) | |
f24ddbdd | 748 | fatal (_("cannot open '%s': %s"), filename, strerror (errno)); |
16b2b71c | 749 | |
f24ddbdd | 750 | if (fread (buffer, 1, size, f) == 0 || ferror (f)) |
16b2b71c NC |
751 | fatal (_("%s: fread failed"), filename); |
752 | ||
753 | fclose (f); | |
f24ddbdd NC |
754 | buffer [size] = '\n'; |
755 | buffer [size + 1] = '\0'; | |
16b2b71c NC |
756 | |
757 | line_count = 1; | |
0af11b59 | 758 | |
16b2b71c NC |
759 | for (line = buffer; * line != '\0'; line ++) |
760 | { | |
761 | char * eol; | |
762 | char * name; | |
763 | char * name_end; | |
b34976b6 | 764 | int finished = FALSE; |
16b2b71c NC |
765 | |
766 | for (eol = line;; eol ++) | |
767 | { | |
768 | switch (* eol) | |
769 | { | |
770 | case '\n': | |
771 | * eol = '\0'; | |
772 | /* Cope with \n\r. */ | |
773 | if (eol[1] == '\r') | |
774 | ++ eol; | |
b34976b6 | 775 | finished = TRUE; |
16b2b71c | 776 | break; |
0af11b59 | 777 | |
16b2b71c NC |
778 | case '\r': |
779 | * eol = '\0'; | |
780 | /* Cope with \r\n. */ | |
781 | if (eol[1] == '\n') | |
782 | ++ eol; | |
b34976b6 | 783 | finished = TRUE; |
16b2b71c | 784 | break; |
0af11b59 | 785 | |
16b2b71c | 786 | case 0: |
b34976b6 | 787 | finished = TRUE; |
16b2b71c | 788 | break; |
0af11b59 | 789 | |
16b2b71c NC |
790 | case '#': |
791 | /* Line comment, Terminate the line here, in case a | |
792 | name is present and then allow the rest of the | |
793 | loop to find the real end of the line. */ | |
794 | * eol = '\0'; | |
795 | break; | |
0af11b59 | 796 | |
16b2b71c NC |
797 | default: |
798 | break; | |
799 | } | |
800 | ||
801 | if (finished) | |
802 | break; | |
803 | } | |
804 | ||
805 | /* A name may now exist somewhere between 'line' and 'eol'. | |
806 | Strip off leading whitespace and trailing whitespace, | |
807 | then add it to the list. */ | |
808 | for (name = line; IS_WHITESPACE (* name); name ++) | |
809 | ; | |
810 | for (name_end = name; | |
811 | (! IS_WHITESPACE (* name_end)) | |
812 | && (! IS_LINE_TERMINATOR (* name_end)); | |
0af11b59 KH |
813 | name_end ++) |
814 | ; | |
16b2b71c NC |
815 | |
816 | if (! IS_LINE_TERMINATOR (* name_end)) | |
817 | { | |
818 | char * extra; | |
819 | ||
820 | for (extra = name_end + 1; IS_WHITESPACE (* extra); extra ++) | |
821 | ; | |
822 | ||
823 | if (! IS_LINE_TERMINATOR (* extra)) | |
d412a550 NC |
824 | non_fatal (_("%s:%d: Ignoring rubbish found on this line"), |
825 | filename, line_count); | |
16b2b71c | 826 | } |
0af11b59 | 827 | |
16b2b71c NC |
828 | * name_end = '\0'; |
829 | ||
830 | if (name_end > name) | |
047c9024 | 831 | add_specific_symbol (name, htab); |
16b2b71c NC |
832 | |
833 | /* Advance line pointer to end of line. The 'eol ++' in the for | |
834 | loop above will then advance us to the start of the next line. */ | |
835 | line = eol; | |
836 | line_count ++; | |
837 | } | |
838 | } | |
839 | ||
047c9024 NC |
840 | /* See whether a symbol should be stripped or kept |
841 | based on strip_specific_list and keep_symbols. */ | |
252b5132 | 842 | |
047c9024 NC |
843 | static int |
844 | is_specified_symbol_predicate (void **slot, void *data) | |
252b5132 | 845 | { |
047c9024 NC |
846 | struct is_specified_symbol_predicate_data *d = data; |
847 | const char *slot_name = *slot; | |
252b5132 | 848 | |
047c9024 | 849 | if (*slot_name != '!') |
5fe11841 | 850 | { |
047c9024 NC |
851 | if (! fnmatch (slot_name, d->name, 0)) |
852 | { | |
853 | d->found = TRUE; | |
854 | /* Stop traversal. */ | |
855 | return 0; | |
856 | } | |
5fe11841 NC |
857 | } |
858 | else | |
859 | { | |
047c9024 NC |
860 | if (fnmatch (slot_name + 1, d->name, 0)) |
861 | { | |
862 | d->found = TRUE; | |
863 | /* Stop traversal. */ | |
864 | return 0; | |
865 | } | |
5fe11841 | 866 | } |
594ef5db | 867 | |
047c9024 NC |
868 | /* Continue traversal. */ |
869 | return 1; | |
870 | } | |
871 | ||
872 | static bfd_boolean | |
873 | is_specified_symbol (const char *name, htab_t htab) | |
874 | { | |
875 | if (wildcard) | |
876 | { | |
877 | struct is_specified_symbol_predicate_data data; | |
878 | ||
879 | data.name = name; | |
880 | data.found = FALSE; | |
881 | ||
882 | htab_traverse (htab, is_specified_symbol_predicate, &data); | |
883 | ||
884 | return data.found; | |
885 | } | |
886 | ||
887 | return htab_find (htab, name) != NULL; | |
252b5132 RH |
888 | } |
889 | ||
30288845 AM |
890 | /* Return a pointer to the symbol used as a signature for GROUP. */ |
891 | ||
892 | static asymbol * | |
893 | group_signature (asection *group) | |
894 | { | |
895 | bfd *abfd = group->owner; | |
896 | Elf_Internal_Shdr *ghdr; | |
897 | ||
898 | if (bfd_get_flavour (abfd) != bfd_target_elf_flavour) | |
899 | return NULL; | |
900 | ||
901 | ghdr = &elf_section_data (group)->this_hdr; | |
902 | if (ghdr->sh_link < elf_numsections (abfd)) | |
903 | { | |
904 | const struct elf_backend_data *bed = get_elf_backend_data (abfd); | |
905 | Elf_Internal_Shdr *symhdr = elf_elfsections (abfd) [ghdr->sh_link]; | |
906 | ||
907 | if (symhdr->sh_type == SHT_SYMTAB | |
908 | && ghdr->sh_info < symhdr->sh_size / bed->s->sizeof_sym) | |
748fc5e9 | 909 | return isympp[ghdr->sh_info - 1]; |
30288845 AM |
910 | } |
911 | return NULL; | |
912 | } | |
913 | ||
252b5132 RH |
914 | /* See if a section is being removed. */ |
915 | ||
b34976b6 | 916 | static bfd_boolean |
84e2f313 | 917 | is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec) |
252b5132 | 918 | { |
2593f09a NC |
919 | if (sections_removed || sections_copied) |
920 | { | |
921 | struct section_list *p; | |
922 | ||
923 | p = find_section_list (bfd_get_section_name (abfd, sec), FALSE); | |
924 | ||
925 | if (sections_removed && p != NULL && p->remove) | |
926 | return TRUE; | |
927 | if (sections_copied && (p == NULL || ! p->copy)) | |
928 | return TRUE; | |
929 | } | |
252b5132 | 930 | |
2593f09a NC |
931 | if ((bfd_get_section_flags (abfd, sec) & SEC_DEBUGGING) != 0) |
932 | { | |
933 | if (strip_symbols == STRIP_DEBUG | |
252b5132 RH |
934 | || strip_symbols == STRIP_UNNEEDED |
935 | || strip_symbols == STRIP_ALL | |
936 | || discard_locals == LOCALS_ALL | |
2593f09a NC |
937 | || convert_debugging) |
938 | return TRUE; | |
ed1653a7 NC |
939 | |
940 | if (strip_symbols == STRIP_NONDEBUG) | |
941 | return FALSE; | |
2593f09a | 942 | } |
f91ea849 | 943 | |
30288845 AM |
944 | if ((bfd_get_section_flags (abfd, sec) & SEC_GROUP) != 0) |
945 | { | |
946 | asymbol *gsym; | |
947 | const char *gname; | |
948 | ||
949 | /* PR binutils/3166 | |
950 | Group sections look like debugging sections but they are not. | |
951 | (They have a non-zero size but they are not ALLOCated). */ | |
952 | if (strip_symbols == STRIP_NONDEBUG) | |
953 | return TRUE; | |
954 | ||
955 | /* PR binutils/3181 | |
956 | If we are going to strip the group signature symbol, then | |
957 | strip the group section too. */ | |
958 | gsym = group_signature (sec); | |
959 | if (gsym != NULL) | |
960 | gname = gsym->name; | |
961 | else | |
962 | gname = sec->name; | |
963 | if ((strip_symbols == STRIP_ALL | |
047c9024 NC |
964 | && !is_specified_symbol (gname, keep_specific_htab)) |
965 | || is_specified_symbol (gname, strip_specific_htab)) | |
30288845 AM |
966 | return TRUE; |
967 | } | |
91bb255c | 968 | |
f0312d39 | 969 | return FALSE; |
252b5132 RH |
970 | } |
971 | ||
d58c2e3a RS |
972 | /* Return true if SYM is a hidden symbol. */ |
973 | ||
974 | static bfd_boolean | |
975 | is_hidden_symbol (asymbol *sym) | |
976 | { | |
977 | elf_symbol_type *elf_sym; | |
978 | ||
979 | elf_sym = elf_symbol_from (sym->the_bfd, sym); | |
980 | if (elf_sym != NULL) | |
981 | switch (ELF_ST_VISIBILITY (elf_sym->internal_elf_sym.st_other)) | |
982 | { | |
983 | case STV_HIDDEN: | |
984 | case STV_INTERNAL: | |
985 | return TRUE; | |
986 | } | |
987 | return FALSE; | |
988 | } | |
989 | ||
252b5132 RH |
990 | /* Choose which symbol entries to copy; put the result in OSYMS. |
991 | We don't copy in place, because that confuses the relocs. | |
992 | Return the number of symbols to print. */ | |
993 | ||
994 | static unsigned int | |
84e2f313 NC |
995 | filter_symbols (bfd *abfd, bfd *obfd, asymbol **osyms, |
996 | asymbol **isyms, long symcount) | |
252b5132 | 997 | { |
84e2f313 | 998 | asymbol **from = isyms, **to = osyms; |
252b5132 | 999 | long src_count = 0, dst_count = 0; |
e205a099 | 1000 | int relocatable = (abfd->flags & (EXEC_P | DYNAMIC)) == 0; |
252b5132 RH |
1001 | |
1002 | for (; src_count < symcount; src_count++) | |
1003 | { | |
1004 | asymbol *sym = from[src_count]; | |
1005 | flagword flags = sym->flags; | |
d7fb0dd2 | 1006 | char *name = (char *) bfd_asymbol_name (sym); |
312aaa3c NC |
1007 | bfd_boolean keep; |
1008 | bfd_boolean used_in_reloc = FALSE; | |
b34976b6 | 1009 | bfd_boolean undefined; |
d7fb0dd2 NC |
1010 | bfd_boolean rem_leading_char; |
1011 | bfd_boolean add_leading_char; | |
1012 | ||
1013 | undefined = bfd_is_und_section (bfd_get_section (sym)); | |
252b5132 | 1014 | |
57938635 AM |
1015 | if (redefine_sym_list) |
1016 | { | |
d7fb0dd2 | 1017 | char *old_name, *new_name; |
57938635 | 1018 | |
d7fb0dd2 NC |
1019 | old_name = (char *) bfd_asymbol_name (sym); |
1020 | new_name = (char *) lookup_sym_redefinition (old_name); | |
66491ebc AM |
1021 | bfd_asymbol_name (sym) = new_name; |
1022 | name = new_name; | |
57938635 AM |
1023 | } |
1024 | ||
d7fb0dd2 NC |
1025 | /* Check if we will remove the current leading character. */ |
1026 | rem_leading_char = | |
1027 | (name[0] == bfd_get_symbol_leading_char (abfd)) | |
1028 | && (change_leading_char | |
1029 | || (remove_leading_char | |
1030 | && ((flags & (BSF_GLOBAL | BSF_WEAK)) != 0 | |
1031 | || undefined | |
1032 | || bfd_is_com_section (bfd_get_section (sym))))); | |
1033 | ||
1034 | /* Check if we will add a new leading character. */ | |
1035 | add_leading_char = | |
1036 | change_leading_char | |
1037 | && (bfd_get_symbol_leading_char (obfd) != '\0') | |
1038 | && (bfd_get_symbol_leading_char (abfd) == '\0' | |
1039 | || (name[0] == bfd_get_symbol_leading_char (abfd))); | |
1040 | ||
1041 | /* Short circuit for change_leading_char if we can do it in-place. */ | |
1042 | if (rem_leading_char && add_leading_char && !prefix_symbols_string) | |
1043 | { | |
1044 | name[0] = bfd_get_symbol_leading_char (obfd); | |
1045 | bfd_asymbol_name (sym) = name; | |
1046 | rem_leading_char = FALSE; | |
1047 | add_leading_char = FALSE; | |
1048 | } | |
1049 | ||
1050 | /* Remove leading char. */ | |
1051 | if (rem_leading_char) | |
66491ebc | 1052 | bfd_asymbol_name (sym) = ++name; |
d7fb0dd2 NC |
1053 | |
1054 | /* Add new leading char and/or prefix. */ | |
1055 | if (add_leading_char || prefix_symbols_string) | |
1056 | { | |
1057 | char *n, *ptr; | |
1058 | ||
84e2f313 NC |
1059 | ptr = n = xmalloc (1 + strlen (prefix_symbols_string) |
1060 | + strlen (name) + 1); | |
d7fb0dd2 NC |
1061 | if (add_leading_char) |
1062 | *ptr++ = bfd_get_symbol_leading_char (obfd); | |
1063 | ||
1064 | if (prefix_symbols_string) | |
1065 | { | |
1066 | strcpy (ptr, prefix_symbols_string); | |
1067 | ptr += strlen (prefix_symbols_string); | |
1068 | } | |
1069 | ||
1070 | strcpy (ptr, name); | |
66491ebc AM |
1071 | bfd_asymbol_name (sym) = n; |
1072 | name = n; | |
252b5132 RH |
1073 | } |
1074 | ||
252b5132 | 1075 | if (strip_symbols == STRIP_ALL) |
312aaa3c | 1076 | keep = FALSE; |
252b5132 RH |
1077 | else if ((flags & BSF_KEEP) != 0 /* Used in relocation. */ |
1078 | || ((flags & BSF_SECTION_SYM) != 0 | |
1079 | && ((*bfd_get_section (sym)->symbol_ptr_ptr)->flags | |
1080 | & BSF_KEEP) != 0)) | |
312aaa3c NC |
1081 | { |
1082 | keep = TRUE; | |
1083 | used_in_reloc = TRUE; | |
1084 | } | |
0af11b59 | 1085 | else if (relocatable /* Relocatable file. */ |
0691f7af L |
1086 | && ((flags & (BSF_GLOBAL | BSF_WEAK)) != 0 |
1087 | || bfd_is_com_section (bfd_get_section (sym)))) | |
312aaa3c | 1088 | keep = TRUE; |
16b2b71c NC |
1089 | else if (bfd_decode_symclass (sym) == 'I') |
1090 | /* Global symbols in $idata sections need to be retained | |
b34976b6 | 1091 | even if relocatable is FALSE. External users of the |
16b2b71c NC |
1092 | library containing the $idata section may reference these |
1093 | symbols. */ | |
312aaa3c | 1094 | keep = TRUE; |
252b5132 RH |
1095 | else if ((flags & BSF_GLOBAL) != 0 /* Global symbol. */ |
1096 | || (flags & BSF_WEAK) != 0 | |
24e01a36 | 1097 | || undefined |
252b5132 RH |
1098 | || bfd_is_com_section (bfd_get_section (sym))) |
1099 | keep = strip_symbols != STRIP_UNNEEDED; | |
1100 | else if ((flags & BSF_DEBUGGING) != 0) /* Debugging symbol. */ | |
1101 | keep = (strip_symbols != STRIP_DEBUG | |
1102 | && strip_symbols != STRIP_UNNEEDED | |
1103 | && ! convert_debugging); | |
082b7297 | 1104 | else if (bfd_coff_get_comdat_section (abfd, bfd_get_section (sym))) |
af3bdff7 NC |
1105 | /* COMDAT sections store special information in local |
1106 | symbols, so we cannot risk stripping any of them. */ | |
312aaa3c | 1107 | keep = TRUE; |
252b5132 RH |
1108 | else /* Local symbol. */ |
1109 | keep = (strip_symbols != STRIP_UNNEEDED | |
1110 | && (discard_locals != LOCALS_ALL | |
1111 | && (discard_locals != LOCALS_START_L | |
1112 | || ! bfd_is_local_label (abfd, sym)))); | |
1113 | ||
047c9024 | 1114 | if (keep && is_specified_symbol (name, strip_specific_htab)) |
312aaa3c NC |
1115 | { |
1116 | /* There are multiple ways to set 'keep' above, but if it | |
1117 | was the relocatable symbol case, then that's an error. */ | |
1118 | if (used_in_reloc) | |
1119 | { | |
1120 | non_fatal (_("not stripping symbol `%s' because it is named in a relocation"), name); | |
1121 | status = 1; | |
1122 | } | |
1123 | else | |
1124 | keep = FALSE; | |
1125 | } | |
1126 | ||
bcf32829 JB |
1127 | if (keep |
1128 | && !(flags & BSF_KEEP) | |
047c9024 | 1129 | && is_specified_symbol (name, strip_unneeded_htab)) |
312aaa3c NC |
1130 | keep = FALSE; |
1131 | ||
1637cd90 JB |
1132 | if (!keep |
1133 | && ((keep_file_symbols && (flags & BSF_FILE)) | |
047c9024 | 1134 | || is_specified_symbol (name, keep_specific_htab))) |
312aaa3c NC |
1135 | keep = TRUE; |
1136 | ||
252b5132 | 1137 | if (keep && is_strip_section (abfd, bfd_get_section (sym))) |
312aaa3c | 1138 | keep = FALSE; |
e0c60db2 | 1139 | |
7b4a0685 | 1140 | if (keep) |
252b5132 | 1141 | { |
7b4a0685 | 1142 | if ((flags & BSF_GLOBAL) != 0 |
047c9024 | 1143 | && (weaken || is_specified_symbol (name, weaken_specific_htab))) |
7b4a0685 NC |
1144 | { |
1145 | sym->flags &= ~ BSF_GLOBAL; | |
1146 | sym->flags |= BSF_WEAK; | |
1147 | } | |
252b5132 | 1148 | |
7b4a0685 NC |
1149 | if (!undefined |
1150 | && (flags & (BSF_GLOBAL | BSF_WEAK)) | |
047c9024 NC |
1151 | && (is_specified_symbol (name, localize_specific_htab) |
1152 | || (htab_elements (keepglobal_specific_htab) != 0 | |
1153 | && ! is_specified_symbol (name, keepglobal_specific_htab)) | |
d58c2e3a | 1154 | || (localize_hidden && is_hidden_symbol (sym)))) |
7b4a0685 NC |
1155 | { |
1156 | sym->flags &= ~ (BSF_GLOBAL | BSF_WEAK); | |
1157 | sym->flags |= BSF_LOCAL; | |
1158 | } | |
1159 | ||
1160 | if (!undefined | |
c1c0eb9e | 1161 | && (flags & BSF_LOCAL) |
047c9024 | 1162 | && is_specified_symbol (name, globalize_specific_htab)) |
7b4a0685 NC |
1163 | { |
1164 | sym->flags &= ~ BSF_LOCAL; | |
1165 | sym->flags |= BSF_GLOBAL; | |
1166 | } | |
1167 | ||
1168 | to[dst_count++] = sym; | |
1169 | } | |
252b5132 RH |
1170 | } |
1171 | ||
1172 | to[dst_count] = NULL; | |
1173 | ||
1174 | return dst_count; | |
1175 | } | |
1176 | ||
594ef5db NC |
1177 | /* Find the redefined name of symbol SOURCE. */ |
1178 | ||
57938635 | 1179 | static const char * |
84e2f313 | 1180 | lookup_sym_redefinition (const char *source) |
57938635 | 1181 | { |
57938635 AM |
1182 | struct redefine_node *list; |
1183 | ||
57938635 | 1184 | for (list = redefine_sym_list; list != NULL; list = list->next) |
594ef5db NC |
1185 | if (strcmp (source, list->source) == 0) |
1186 | return list->target; | |
1187 | ||
1188 | return source; | |
57938635 AM |
1189 | } |
1190 | ||
594ef5db | 1191 | /* Add a node to a symbol redefine list. */ |
57938635 AM |
1192 | |
1193 | static void | |
84e2f313 | 1194 | redefine_list_append (const char *cause, const char *source, const char *target) |
57938635 AM |
1195 | { |
1196 | struct redefine_node **p; | |
1197 | struct redefine_node *list; | |
1198 | struct redefine_node *new_node; | |
1199 | ||
1200 | for (p = &redefine_sym_list; (list = *p) != NULL; p = &list->next) | |
1201 | { | |
1202 | if (strcmp (source, list->source) == 0) | |
594ef5db | 1203 | fatal (_("%s: Multiple redefinition of symbol \"%s\""), |
92991082 | 1204 | cause, source); |
57938635 AM |
1205 | |
1206 | if (strcmp (target, list->target) == 0) | |
594ef5db | 1207 | fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"), |
92991082 | 1208 | cause, target); |
57938635 AM |
1209 | } |
1210 | ||
d3ba0551 | 1211 | new_node = xmalloc (sizeof (struct redefine_node)); |
57938635 AM |
1212 | |
1213 | new_node->source = strdup (source); | |
1214 | new_node->target = strdup (target); | |
1215 | new_node->next = NULL; | |
1216 | ||
1217 | *p = new_node; | |
1218 | } | |
1219 | ||
92991082 JT |
1220 | /* Handle the --redefine-syms option. Read lines containing "old new" |
1221 | from the file, and add them to the symbol redefine list. */ | |
1222 | ||
2593f09a | 1223 | static void |
84e2f313 | 1224 | add_redefine_syms_file (const char *filename) |
92991082 JT |
1225 | { |
1226 | FILE *file; | |
1227 | char *buf; | |
84e2f313 NC |
1228 | size_t bufsize; |
1229 | size_t len; | |
1230 | size_t outsym_off; | |
92991082 JT |
1231 | int c, lineno; |
1232 | ||
1233 | file = fopen (filename, "r"); | |
d3ba0551 | 1234 | if (file == NULL) |
92991082 JT |
1235 | fatal (_("couldn't open symbol redefinition file %s (error: %s)"), |
1236 | filename, strerror (errno)); | |
1237 | ||
1238 | bufsize = 100; | |
d3ba0551 | 1239 | buf = xmalloc (bufsize); |
92991082 JT |
1240 | |
1241 | lineno = 1; | |
1242 | c = getc (file); | |
1243 | len = 0; | |
1244 | outsym_off = 0; | |
1245 | while (c != EOF) | |
1246 | { | |
1247 | /* Collect the input symbol name. */ | |
1248 | while (! IS_WHITESPACE (c) && ! IS_LINE_TERMINATOR (c) && c != EOF) | |
1249 | { | |
1250 | if (c == '#') | |
1251 | goto comment; | |
1252 | buf[len++] = c; | |
1253 | if (len >= bufsize) | |
1254 | { | |
1255 | bufsize *= 2; | |
1256 | buf = xrealloc (buf, bufsize); | |
1257 | } | |
1258 | c = getc (file); | |
1259 | } | |
1260 | buf[len++] = '\0'; | |
1261 | if (c == EOF) | |
1262 | break; | |
1263 | ||
1264 | /* Eat white space between the symbol names. */ | |
1265 | while (IS_WHITESPACE (c)) | |
1266 | c = getc (file); | |
1267 | if (c == '#' || IS_LINE_TERMINATOR (c)) | |
1268 | goto comment; | |
1269 | if (c == EOF) | |
1270 | break; | |
1271 | ||
1272 | /* Collect the output symbol name. */ | |
1273 | outsym_off = len; | |
1274 | while (! IS_WHITESPACE (c) && ! IS_LINE_TERMINATOR (c) && c != EOF) | |
1275 | { | |
1276 | if (c == '#') | |
1277 | goto comment; | |
1278 | buf[len++] = c; | |
1279 | if (len >= bufsize) | |
1280 | { | |
1281 | bufsize *= 2; | |
1282 | buf = xrealloc (buf, bufsize); | |
1283 | } | |
1284 | c = getc (file); | |
1285 | } | |
1286 | buf[len++] = '\0'; | |
1287 | if (c == EOF) | |
1288 | break; | |
1289 | ||
1290 | /* Eat white space at end of line. */ | |
1291 | while (! IS_LINE_TERMINATOR(c) && c != EOF && IS_WHITESPACE (c)) | |
1292 | c = getc (file); | |
1293 | if (c == '#') | |
1294 | goto comment; | |
1295 | /* Handle \r\n. */ | |
1296 | if ((c == '\r' && (c = getc (file)) == '\n') | |
1297 | || c == '\n' || c == EOF) | |
1298 | { | |
1299 | end_of_line: | |
1300 | /* Append the redefinition to the list. */ | |
1301 | if (buf[0] != '\0') | |
1302 | redefine_list_append (filename, &buf[0], &buf[outsym_off]); | |
1303 | ||
c1c0eb9e | 1304 | lineno++; |
92991082 JT |
1305 | len = 0; |
1306 | outsym_off = 0; | |
1307 | if (c == EOF) | |
1308 | break; | |
1309 | c = getc (file); | |
1310 | continue; | |
1311 | } | |
1312 | else | |
d412a550 | 1313 | fatal (_("%s:%d: garbage found at end of line"), filename, lineno); |
92991082 JT |
1314 | comment: |
1315 | if (len != 0 && (outsym_off == 0 || outsym_off == len)) | |
d412a550 | 1316 | fatal (_("%s:%d: missing new symbol name"), filename, lineno); |
92991082 JT |
1317 | buf[len++] = '\0'; |
1318 | ||
1319 | /* Eat the rest of the line and finish it. */ | |
1320 | while (c != '\n' && c != EOF) | |
1321 | c = getc (file); | |
1322 | goto end_of_line; | |
1323 | } | |
1324 | ||
1325 | if (len != 0) | |
d412a550 | 1326 | fatal (_("%s:%d: premature end of file"), filename, lineno); |
92991082 JT |
1327 | |
1328 | free (buf); | |
1329 | } | |
1330 | ||
77f762d6 L |
1331 | /* Copy unkown object file IBFD onto OBFD. |
1332 | Returns TRUE upon success, FALSE otherwise. */ | |
1333 | ||
1334 | static bfd_boolean | |
1335 | copy_unknown_object (bfd *ibfd, bfd *obfd) | |
1336 | { | |
1337 | char *cbuf; | |
1338 | int tocopy; | |
1339 | long ncopied; | |
1340 | long size; | |
1341 | struct stat buf; | |
1342 | ||
1343 | if (bfd_stat_arch_elt (ibfd, &buf) != 0) | |
1344 | { | |
8d8e0703 | 1345 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
77f762d6 L |
1346 | return FALSE; |
1347 | } | |
1348 | ||
1349 | size = buf.st_size; | |
1350 | if (size < 0) | |
1351 | { | |
1352 | non_fatal (_("stat returns negative size for `%s'"), | |
1353 | bfd_get_archive_filename (ibfd)); | |
1354 | return FALSE; | |
1355 | } | |
1356 | ||
1357 | if (bfd_seek (ibfd, (file_ptr) 0, SEEK_SET) != 0) | |
1358 | { | |
1359 | bfd_nonfatal (bfd_get_archive_filename (ibfd)); | |
1360 | return FALSE; | |
1361 | } | |
1362 | ||
1363 | if (verbose) | |
1364 | printf (_("copy from `%s' [unknown] to `%s' [unknown]\n"), | |
1365 | bfd_get_archive_filename (ibfd), bfd_get_filename (obfd)); | |
1366 | ||
1367 | cbuf = xmalloc (BUFSIZE); | |
1368 | ncopied = 0; | |
1369 | while (ncopied < size) | |
1370 | { | |
1371 | tocopy = size - ncopied; | |
1372 | if (tocopy > BUFSIZE) | |
1373 | tocopy = BUFSIZE; | |
1374 | ||
1375 | if (bfd_bread (cbuf, (bfd_size_type) tocopy, ibfd) | |
1376 | != (bfd_size_type) tocopy) | |
1377 | { | |
8d8e0703 | 1378 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
77f762d6 L |
1379 | free (cbuf); |
1380 | return FALSE; | |
1381 | } | |
1382 | ||
1383 | if (bfd_bwrite (cbuf, (bfd_size_type) tocopy, obfd) | |
1384 | != (bfd_size_type) tocopy) | |
1385 | { | |
2db6cde7 | 1386 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); |
77f762d6 L |
1387 | free (cbuf); |
1388 | return FALSE; | |
1389 | } | |
1390 | ||
1391 | ncopied += tocopy; | |
1392 | } | |
1393 | ||
1394 | chmod (bfd_get_filename (obfd), buf.st_mode); | |
1395 | free (cbuf); | |
1396 | return TRUE; | |
1397 | } | |
1398 | ||
950d48e7 | 1399 | /* Copy object file IBFD onto OBFD. |
5b8c74e6 | 1400 | Returns TRUE upon success, FALSE otherwise. */ |
252b5132 | 1401 | |
950d48e7 | 1402 | static bfd_boolean |
84e2f313 | 1403 | copy_object (bfd *ibfd, bfd *obfd) |
252b5132 RH |
1404 | { |
1405 | bfd_vma start; | |
1406 | long symcount; | |
1407 | asection **osections = NULL; | |
84e2f313 | 1408 | asection *gnu_debuglink_section = NULL; |
252b5132 RH |
1409 | bfd_size_type *gaps = NULL; |
1410 | bfd_size_type max_gap = 0; | |
1411 | long symsize; | |
84e2f313 | 1412 | void *dhandle; |
66491ebc AM |
1413 | enum bfd_architecture iarch; |
1414 | unsigned int imach; | |
252b5132 | 1415 | |
23719f39 NC |
1416 | if (ibfd->xvec->byteorder != obfd->xvec->byteorder |
1417 | && ibfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN | |
1418 | && obfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN) | |
950d48e7 | 1419 | fatal (_("Unable to change endianness of input file(s)")); |
252b5132 RH |
1420 | |
1421 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) | |
950d48e7 | 1422 | { |
2db6cde7 | 1423 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); |
950d48e7 NC |
1424 | return FALSE; |
1425 | } | |
252b5132 RH |
1426 | |
1427 | if (verbose) | |
77f762d6 L |
1428 | printf (_("copy from `%s' [%s] to `%s' [%s]\n"), |
1429 | bfd_get_archive_filename (ibfd), bfd_get_target (ibfd), | |
252b5132 RH |
1430 | bfd_get_filename (obfd), bfd_get_target (obfd)); |
1431 | ||
d3e52d40 RS |
1432 | if (extract_symbol) |
1433 | start = 0; | |
252b5132 | 1434 | else |
d3e52d40 RS |
1435 | { |
1436 | if (set_start_set) | |
1437 | start = set_start; | |
1438 | else | |
1439 | start = bfd_get_start_address (ibfd); | |
1440 | start += change_start; | |
1441 | } | |
252b5132 | 1442 | |
0af11b59 KH |
1443 | /* Neither the start address nor the flags |
1444 | need to be set for a core file. */ | |
4dd67f29 MS |
1445 | if (bfd_get_format (obfd) != bfd_core) |
1446 | { | |
4087920c MR |
1447 | flagword flags; |
1448 | ||
1449 | flags = bfd_get_file_flags (ibfd); | |
1450 | flags |= bfd_flags_to_set; | |
1451 | flags &= ~bfd_flags_to_clear; | |
1452 | flags &= bfd_applicable_file_flags (obfd); | |
1453 | ||
3516e984 L |
1454 | if (strip_symbols == STRIP_ALL) |
1455 | flags &= ~HAS_RELOC; | |
1456 | ||
4dd67f29 | 1457 | if (!bfd_set_start_address (obfd, start) |
4087920c | 1458 | || !bfd_set_file_flags (obfd, flags)) |
950d48e7 | 1459 | { |
8d8e0703 | 1460 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
950d48e7 NC |
1461 | return FALSE; |
1462 | } | |
4dd67f29 | 1463 | } |
252b5132 | 1464 | |
594ef5db | 1465 | /* Copy architecture of input file to output file. */ |
66491ebc AM |
1466 | iarch = bfd_get_arch (ibfd); |
1467 | imach = bfd_get_mach (ibfd); | |
1468 | if (!bfd_set_arch_mach (obfd, iarch, imach) | |
212a3c4d L |
1469 | && (ibfd->target_defaulted |
1470 | || bfd_get_arch (ibfd) != bfd_get_arch (obfd))) | |
f57a841a NC |
1471 | { |
1472 | if (bfd_get_arch (ibfd) == bfd_arch_unknown) | |
77f762d6 L |
1473 | non_fatal (_("Unable to recognise the format of the input file `%s'"), |
1474 | bfd_get_archive_filename (ibfd)); | |
f57a841a | 1475 | else |
77f762d6 L |
1476 | non_fatal (_("Warning: Output file cannot represent architecture `%s'"), |
1477 | bfd_printable_arch_mach (bfd_get_arch (ibfd), | |
1478 | bfd_get_mach (ibfd))); | |
1479 | return FALSE; | |
f57a841a | 1480 | } |
57938635 | 1481 | |
252b5132 | 1482 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) |
950d48e7 | 1483 | { |
8d8e0703 | 1484 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
950d48e7 NC |
1485 | return FALSE; |
1486 | } | |
252b5132 | 1487 | |
92dd4511 L |
1488 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour |
1489 | && bfd_pei_p (obfd)) | |
1490 | { | |
1491 | /* Set up PE parameters. */ | |
1492 | pe_data_type *pe = pe_data (obfd); | |
1493 | ||
325c681d L |
1494 | /* Copy PE parameters before changing them. */ |
1495 | if (ibfd->xvec->flavour == bfd_target_coff_flavour | |
1496 | && bfd_pei_p (ibfd)) | |
1497 | pe->pe_opthdr = pe_data (ibfd)->pe_opthdr; | |
1498 | ||
92dd4511 L |
1499 | if (pe_file_alignment != (bfd_vma) -1) |
1500 | pe->pe_opthdr.FileAlignment = pe_file_alignment; | |
1501 | else | |
1502 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
1503 | ||
1504 | if (pe_heap_commit != (bfd_vma) -1) | |
1505 | pe->pe_opthdr.SizeOfHeapCommit = pe_heap_commit; | |
1506 | ||
1507 | if (pe_heap_reserve != (bfd_vma) -1) | |
1508 | pe->pe_opthdr.SizeOfHeapCommit = pe_heap_reserve; | |
1509 | ||
1510 | if (pe_image_base != (bfd_vma) -1) | |
1511 | pe->pe_opthdr.ImageBase = pe_image_base; | |
1512 | ||
1513 | if (pe_section_alignment != (bfd_vma) -1) | |
1514 | pe->pe_opthdr.SectionAlignment = pe_section_alignment; | |
1515 | else | |
1516 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
1517 | ||
1518 | if (pe_stack_commit != (bfd_vma) -1) | |
1519 | pe->pe_opthdr.SizeOfStackCommit = pe_stack_commit; | |
1520 | ||
1521 | if (pe_stack_reserve != (bfd_vma) -1) | |
1522 | pe->pe_opthdr.SizeOfStackCommit = pe_stack_reserve; | |
1523 | ||
1524 | if (pe_subsystem != -1) | |
1525 | pe->pe_opthdr.Subsystem = pe_subsystem; | |
1526 | ||
1527 | if (pe_major_subsystem_version != -1) | |
1528 | pe->pe_opthdr.MajorSubsystemVersion = pe_major_subsystem_version; | |
1529 | ||
1530 | if (pe_minor_subsystem_version != -1) | |
1531 | pe->pe_opthdr.MinorSubsystemVersion = pe_minor_subsystem_version; | |
1532 | ||
1533 | if (pe_file_alignment > pe_section_alignment) | |
1534 | { | |
1535 | char file_alignment[20], section_alignment[20]; | |
1536 | ||
1537 | sprintf_vma (file_alignment, pe_file_alignment); | |
1538 | sprintf_vma (section_alignment, pe_section_alignment); | |
1539 | non_fatal (_("warning: file alignment (0x%s) > section alignment (0x%s)"), | |
1540 | ||
1541 | file_alignment, section_alignment); | |
1542 | } | |
1543 | } | |
1544 | ||
252b5132 | 1545 | if (isympp) |
62d732f5 | 1546 | free (isympp); |
57938635 | 1547 | |
252b5132 | 1548 | if (osympp != isympp) |
62d732f5 AM |
1549 | free (osympp); |
1550 | ||
1551 | isympp = NULL; | |
1552 | osympp = NULL; | |
252b5132 | 1553 | |
c39ada54 AM |
1554 | symsize = bfd_get_symtab_upper_bound (ibfd); |
1555 | if (symsize < 0) | |
1556 | { | |
8d8e0703 | 1557 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
c39ada54 AM |
1558 | return FALSE; |
1559 | } | |
1560 | ||
1561 | osympp = isympp = xmalloc (symsize); | |
1562 | symcount = bfd_canonicalize_symtab (ibfd, isympp); | |
1563 | if (symcount < 0) | |
1564 | { | |
2db6cde7 | 1565 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
c39ada54 AM |
1566 | return FALSE; |
1567 | } | |
1568 | ||
252b5132 RH |
1569 | /* BFD mandates that all output sections be created and sizes set before |
1570 | any output is done. Thus, we traverse all sections multiple times. */ | |
d3ba0551 | 1571 | bfd_map_over_sections (ibfd, setup_section, obfd); |
252b5132 | 1572 | |
237dcb53 AM |
1573 | if (!extract_symbol) |
1574 | setup_bfd_headers (ibfd, obfd); | |
80fccad2 | 1575 | |
252b5132 RH |
1576 | if (add_sections != NULL) |
1577 | { | |
1578 | struct section_add *padd; | |
1579 | struct section_list *pset; | |
1580 | ||
1581 | for (padd = add_sections; padd != NULL; padd = padd->next) | |
1582 | { | |
2593f09a NC |
1583 | flagword flags; |
1584 | ||
551b43fd AM |
1585 | pset = find_section_list (padd->name, FALSE); |
1586 | if (pset != NULL) | |
1587 | pset->used = TRUE; | |
1588 | ||
1589 | flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA; | |
1590 | if (pset != NULL && pset->set_flags) | |
1591 | flags = pset->flags | SEC_HAS_CONTENTS; | |
1592 | ||
c8782eee NC |
1593 | /* bfd_make_section_with_flags() does not return very helpful |
1594 | error codes, so check for the most likely user error first. */ | |
1595 | if (bfd_get_section_by_name (obfd, padd->name)) | |
252b5132 | 1596 | { |
2db6cde7 NS |
1597 | bfd_nonfatal_message (NULL, obfd, NULL, |
1598 | _("can't add section '%s'"), padd->name); | |
950d48e7 | 1599 | return FALSE; |
252b5132 | 1600 | } |
c8782eee NC |
1601 | else |
1602 | { | |
1603 | padd->section = bfd_make_section_with_flags (obfd, padd->name, flags); | |
1604 | if (padd->section == NULL) | |
1605 | { | |
2db6cde7 NS |
1606 | bfd_nonfatal_message (NULL, obfd, NULL, |
1607 | _("can't create section `%s'"), | |
1608 | padd->name); | |
c8782eee NC |
1609 | return FALSE; |
1610 | } | |
1611 | } | |
252b5132 | 1612 | |
2593f09a | 1613 | if (! bfd_set_section_size (obfd, padd->section, padd->size)) |
950d48e7 | 1614 | { |
2db6cde7 | 1615 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1616 | return FALSE; |
1617 | } | |
252b5132 | 1618 | |
2593f09a NC |
1619 | if (pset != NULL) |
1620 | { | |
1621 | if (pset->change_vma != CHANGE_IGNORE) | |
84e2f313 NC |
1622 | if (! bfd_set_section_vma (obfd, padd->section, |
1623 | pset->vma_val)) | |
950d48e7 | 1624 | { |
2db6cde7 | 1625 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1626 | return FALSE; |
1627 | } | |
57938635 | 1628 | |
2593f09a NC |
1629 | if (pset->change_lma != CHANGE_IGNORE) |
1630 | { | |
1631 | padd->section->lma = pset->lma_val; | |
950d48e7 | 1632 | |
2593f09a NC |
1633 | if (! bfd_set_section_alignment |
1634 | (obfd, padd->section, | |
1635 | bfd_section_alignment (obfd, padd->section))) | |
950d48e7 | 1636 | { |
2db6cde7 | 1637 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1638 | return FALSE; |
1639 | } | |
252b5132 RH |
1640 | } |
1641 | } | |
1642 | } | |
1643 | } | |
1644 | ||
2593f09a NC |
1645 | if (gnu_debuglink_filename != NULL) |
1646 | { | |
84e2f313 NC |
1647 | gnu_debuglink_section = bfd_create_gnu_debuglink_section |
1648 | (obfd, gnu_debuglink_filename); | |
e7c81c25 NC |
1649 | |
1650 | if (gnu_debuglink_section == NULL) | |
950d48e7 | 1651 | { |
2db6cde7 NS |
1652 | bfd_nonfatal_message (NULL, obfd, NULL, |
1653 | _("cannot create debug link section `%s'"), | |
1654 | gnu_debuglink_filename); | |
950d48e7 NC |
1655 | return FALSE; |
1656 | } | |
6e2c86ac NC |
1657 | |
1658 | /* Special processing for PE format files. We | |
1659 | have no way to distinguish PE from COFF here. */ | |
1660 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour) | |
1661 | { | |
1662 | bfd_vma debuglink_vma; | |
1663 | asection * highest_section; | |
1664 | asection * sec; | |
1665 | ||
1666 | /* The PE spec requires that all sections be adjacent and sorted | |
1667 | in ascending order of VMA. It also specifies that debug | |
1668 | sections should be last. This is despite the fact that debug | |
1669 | sections are not loaded into memory and so in theory have no | |
1670 | use for a VMA. | |
1671 | ||
1672 | This means that the debuglink section must be given a non-zero | |
1673 | VMA which makes it contiguous with other debug sections. So | |
1674 | walk the current section list, find the section with the | |
1675 | highest VMA and start the debuglink section after that one. */ | |
1676 | for (sec = obfd->sections, highest_section = NULL; | |
1677 | sec != NULL; | |
1678 | sec = sec->next) | |
1679 | if (sec->vma > 0 | |
1680 | && (highest_section == NULL | |
1681 | || sec->vma > highest_section->vma)) | |
1682 | highest_section = sec; | |
1683 | ||
1684 | if (highest_section) | |
1685 | debuglink_vma = BFD_ALIGN (highest_section->vma | |
1686 | + highest_section->size, | |
1687 | /* FIXME: We ought to be using | |
1688 | COFF_PAGE_SIZE here or maybe | |
1689 | bfd_get_section_alignment() (if it | |
1690 | was set) but since this is for PE | |
1691 | and we know the required alignment | |
1692 | it is easier just to hard code it. */ | |
1693 | 0x1000); | |
1694 | else | |
1695 | /* Umm, not sure what to do in this case. */ | |
1696 | debuglink_vma = 0x1000; | |
1697 | ||
1698 | bfd_set_section_vma (obfd, gnu_debuglink_section, debuglink_vma); | |
1699 | } | |
950d48e7 NC |
1700 | } |
1701 | ||
1aa9ef63 L |
1702 | if (bfd_count_sections (obfd) != 0 |
1703 | && (gap_fill_set || pad_to_set)) | |
252b5132 RH |
1704 | { |
1705 | asection **set; | |
1706 | unsigned int c, i; | |
1707 | ||
1708 | /* We must fill in gaps between the sections and/or we must pad | |
1709 | the last section to a specified address. We do this by | |
1710 | grabbing a list of the sections, sorting them by VMA, and | |
1711 | increasing the section sizes as required to fill the gaps. | |
1712 | We write out the gap contents below. */ | |
1713 | ||
1714 | c = bfd_count_sections (obfd); | |
d3ba0551 | 1715 | osections = xmalloc (c * sizeof (asection *)); |
252b5132 | 1716 | set = osections; |
d3ba0551 | 1717 | bfd_map_over_sections (obfd, get_sections, &set); |
252b5132 RH |
1718 | |
1719 | qsort (osections, c, sizeof (asection *), compare_section_lma); | |
1720 | ||
d3ba0551 | 1721 | gaps = xmalloc (c * sizeof (bfd_size_type)); |
252b5132 RH |
1722 | memset (gaps, 0, c * sizeof (bfd_size_type)); |
1723 | ||
1724 | if (gap_fill_set) | |
1725 | { | |
1726 | for (i = 0; i < c - 1; i++) | |
1727 | { | |
1728 | flagword flags; | |
1729 | bfd_size_type size; | |
1730 | bfd_vma gap_start, gap_stop; | |
1731 | ||
1732 | flags = bfd_get_section_flags (obfd, osections[i]); | |
1733 | if ((flags & SEC_HAS_CONTENTS) == 0 | |
1734 | || (flags & SEC_LOAD) == 0) | |
1735 | continue; | |
1736 | ||
1737 | size = bfd_section_size (obfd, osections[i]); | |
1738 | gap_start = bfd_section_lma (obfd, osections[i]) + size; | |
1739 | gap_stop = bfd_section_lma (obfd, osections[i + 1]); | |
1740 | if (gap_start < gap_stop) | |
1741 | { | |
1742 | if (! bfd_set_section_size (obfd, osections[i], | |
1743 | size + (gap_stop - gap_start))) | |
1744 | { | |
2db6cde7 NS |
1745 | bfd_nonfatal_message (NULL, obfd, osections[i], |
1746 | _("Can't fill gap after section")); | |
252b5132 RH |
1747 | status = 1; |
1748 | break; | |
1749 | } | |
1750 | gaps[i] = gap_stop - gap_start; | |
1751 | if (max_gap < gap_stop - gap_start) | |
1752 | max_gap = gap_stop - gap_start; | |
1753 | } | |
1754 | } | |
1755 | } | |
1756 | ||
1757 | if (pad_to_set) | |
1758 | { | |
1759 | bfd_vma lma; | |
1760 | bfd_size_type size; | |
1761 | ||
1762 | lma = bfd_section_lma (obfd, osections[c - 1]); | |
1763 | size = bfd_section_size (obfd, osections[c - 1]); | |
1764 | if (lma + size < pad_to) | |
1765 | { | |
1766 | if (! bfd_set_section_size (obfd, osections[c - 1], | |
1767 | pad_to - lma)) | |
1768 | { | |
2db6cde7 NS |
1769 | bfd_nonfatal_message (NULL, obfd, osections[c - 1], |
1770 | _("can't add padding")); | |
252b5132 RH |
1771 | status = 1; |
1772 | } | |
1773 | else | |
1774 | { | |
1775 | gaps[c - 1] = pad_to - (lma + size); | |
1776 | if (max_gap < pad_to - (lma + size)) | |
1777 | max_gap = pad_to - (lma + size); | |
1778 | } | |
1779 | } | |
1780 | } | |
1781 | } | |
1782 | ||
594ef5db NC |
1783 | /* Symbol filtering must happen after the output sections |
1784 | have been created, but before their contents are set. */ | |
252b5132 | 1785 | dhandle = NULL; |
252b5132 | 1786 | if (convert_debugging) |
b922d590 | 1787 | dhandle = read_debugging_info (ibfd, isympp, symcount, FALSE); |
57938635 AM |
1788 | |
1789 | if (strip_symbols == STRIP_DEBUG | |
252b5132 RH |
1790 | || strip_symbols == STRIP_ALL |
1791 | || strip_symbols == STRIP_UNNEEDED | |
ed1653a7 | 1792 | || strip_symbols == STRIP_NONDEBUG |
252b5132 | 1793 | || discard_locals != LOCALS_UNDEF |
d58c2e3a | 1794 | || localize_hidden |
047c9024 NC |
1795 | || htab_elements (strip_specific_htab) != 0 |
1796 | || htab_elements (keep_specific_htab) != 0 | |
1797 | || htab_elements (localize_specific_htab) != 0 | |
1798 | || htab_elements (globalize_specific_htab) != 0 | |
1799 | || htab_elements (keepglobal_specific_htab) != 0 | |
1800 | || htab_elements (weaken_specific_htab) != 0 | |
d7fb0dd2 | 1801 | || prefix_symbols_string |
252b5132 | 1802 | || sections_removed |
f91ea849 | 1803 | || sections_copied |
252b5132 RH |
1804 | || convert_debugging |
1805 | || change_leading_char | |
1806 | || remove_leading_char | |
57938635 | 1807 | || redefine_sym_list |
252b5132 RH |
1808 | || weaken) |
1809 | { | |
1810 | /* Mark symbols used in output relocations so that they | |
1811 | are kept, even if they are local labels or static symbols. | |
57938635 | 1812 | |
252b5132 RH |
1813 | Note we iterate over the input sections examining their |
1814 | relocations since the relocations for the output sections | |
1815 | haven't been set yet. mark_symbols_used_in_relocations will | |
1816 | ignore input sections which have no corresponding output | |
1817 | section. */ | |
1818 | if (strip_symbols != STRIP_ALL) | |
1819 | bfd_map_over_sections (ibfd, | |
1820 | mark_symbols_used_in_relocations, | |
d3ba0551 AM |
1821 | isympp); |
1822 | osympp = xmalloc ((symcount + 1) * sizeof (asymbol *)); | |
252b5132 RH |
1823 | symcount = filter_symbols (ibfd, obfd, osympp, isympp, symcount); |
1824 | } | |
1825 | ||
1826 | if (convert_debugging && dhandle != NULL) | |
1827 | { | |
1828 | if (! write_debugging_info (obfd, dhandle, &symcount, &osympp)) | |
1829 | { | |
1830 | status = 1; | |
950d48e7 | 1831 | return FALSE; |
252b5132 RH |
1832 | } |
1833 | } | |
1834 | ||
1835 | bfd_set_symtab (obfd, osympp, symcount); | |
1836 | ||
1837 | /* This has to happen after the symbol table has been set. */ | |
d3ba0551 | 1838 | bfd_map_over_sections (ibfd, copy_section, obfd); |
252b5132 RH |
1839 | |
1840 | if (add_sections != NULL) | |
1841 | { | |
1842 | struct section_add *padd; | |
1843 | ||
1844 | for (padd = add_sections; padd != NULL; padd = padd->next) | |
1845 | { | |
d3ba0551 AM |
1846 | if (! bfd_set_section_contents (obfd, padd->section, padd->contents, |
1847 | 0, padd->size)) | |
950d48e7 | 1848 | { |
2db6cde7 | 1849 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1850 | return FALSE; |
1851 | } | |
252b5132 RH |
1852 | } |
1853 | } | |
1854 | ||
e7c81c25 NC |
1855 | if (gnu_debuglink_filename != NULL) |
1856 | { | |
1857 | if (! bfd_fill_in_gnu_debuglink_section | |
1858 | (obfd, gnu_debuglink_section, gnu_debuglink_filename)) | |
950d48e7 | 1859 | { |
2db6cde7 NS |
1860 | bfd_nonfatal_message (NULL, obfd, NULL, |
1861 | _("cannot fill debug link section `%s'"), | |
1862 | gnu_debuglink_filename); | |
950d48e7 NC |
1863 | return FALSE; |
1864 | } | |
e7c81c25 NC |
1865 | } |
1866 | ||
252b5132 RH |
1867 | if (gap_fill_set || pad_to_set) |
1868 | { | |
1869 | bfd_byte *buf; | |
1870 | int c, i; | |
1871 | ||
1872 | /* Fill in the gaps. */ | |
252b5132 RH |
1873 | if (max_gap > 8192) |
1874 | max_gap = 8192; | |
d3ba0551 AM |
1875 | buf = xmalloc (max_gap); |
1876 | memset (buf, gap_fill, max_gap); | |
252b5132 RH |
1877 | |
1878 | c = bfd_count_sections (obfd); | |
1879 | for (i = 0; i < c; i++) | |
1880 | { | |
1881 | if (gaps[i] != 0) | |
1882 | { | |
1883 | bfd_size_type left; | |
1884 | file_ptr off; | |
1885 | ||
1886 | left = gaps[i]; | |
1887 | off = bfd_section_size (obfd, osections[i]) - left; | |
594ef5db | 1888 | |
252b5132 RH |
1889 | while (left > 0) |
1890 | { | |
1891 | bfd_size_type now; | |
1892 | ||
1893 | if (left > 8192) | |
1894 | now = 8192; | |
1895 | else | |
1896 | now = left; | |
1897 | ||
1898 | if (! bfd_set_section_contents (obfd, osections[i], buf, | |
1899 | off, now)) | |
950d48e7 | 1900 | { |
2db6cde7 | 1901 | bfd_nonfatal_message (NULL, obfd, osections[i], NULL); |
950d48e7 NC |
1902 | return FALSE; |
1903 | } | |
252b5132 RH |
1904 | |
1905 | left -= now; | |
1906 | off += now; | |
1907 | } | |
1908 | } | |
1909 | } | |
1910 | } | |
1911 | ||
d3e52d40 RS |
1912 | /* Do not copy backend data if --extract-symbol is passed; anything |
1913 | that needs to look at the section contents will fail. */ | |
1914 | if (extract_symbol) | |
1915 | return TRUE; | |
1916 | ||
252b5132 RH |
1917 | /* Allow the BFD backend to copy any private data it understands |
1918 | from the input BFD to the output BFD. This is done last to | |
1919 | permit the routine to look at the filtered symbol table, which is | |
1920 | important for the ECOFF code at least. */ | |
42bb2e33 | 1921 | if (! bfd_copy_private_bfd_data (ibfd, obfd)) |
252b5132 | 1922 | { |
2db6cde7 NS |
1923 | bfd_nonfatal_message (NULL, obfd, NULL, |
1924 | _("error copying private BFD data")); | |
950d48e7 | 1925 | return FALSE; |
252b5132 | 1926 | } |
1ae8b3d2 AO |
1927 | |
1928 | /* Switch to the alternate machine code. We have to do this at the | |
1929 | very end, because we only initialize the header when we create | |
1930 | the first section. */ | |
f9d4ad2a NC |
1931 | if (use_alt_mach_code != 0) |
1932 | { | |
1933 | if (! bfd_alt_mach_code (obfd, use_alt_mach_code)) | |
1934 | { | |
1935 | non_fatal (_("this target does not support %lu alternative machine codes"), | |
1936 | use_alt_mach_code); | |
1937 | if (bfd_get_flavour (obfd) == bfd_target_elf_flavour) | |
1938 | { | |
1939 | non_fatal (_("treating that number as an absolute e_machine value instead")); | |
1940 | elf_elfheader (obfd)->e_machine = use_alt_mach_code; | |
1941 | } | |
1942 | else | |
1943 | non_fatal (_("ignoring the alternative value")); | |
1944 | } | |
1945 | } | |
950d48e7 NC |
1946 | |
1947 | return TRUE; | |
252b5132 RH |
1948 | } |
1949 | ||
1950 | /* Read each archive element in turn from IBFD, copy the | |
ee873e00 NC |
1951 | contents to temp file, and keep the temp file handle. |
1952 | If 'force_output_target' is TRUE then make sure that | |
1953 | all elements in the new archive are of the type | |
1954 | 'output_target'. */ | |
252b5132 RH |
1955 | |
1956 | static void | |
ee873e00 NC |
1957 | copy_archive (bfd *ibfd, bfd *obfd, const char *output_target, |
1958 | bfd_boolean force_output_target) | |
252b5132 RH |
1959 | { |
1960 | struct name_list | |
1961 | { | |
1962 | struct name_list *next; | |
4c168fa3 | 1963 | const char *name; |
252b5132 RH |
1964 | bfd *obfd; |
1965 | } *list, *l; | |
1966 | bfd **ptr = &obfd->archive_head; | |
1967 | bfd *this_element; | |
8d8e0703 AM |
1968 | char *dir; |
1969 | const char *filename; | |
252b5132 RH |
1970 | |
1971 | /* Make a temp directory to hold the contents. */ | |
f9c026a8 | 1972 | dir = make_tempdir (bfd_get_filename (obfd)); |
f9c026a8 NC |
1973 | if (dir == NULL) |
1974 | fatal (_("cannot create tempdir for archive copying (error: %s)"), | |
1975 | strerror (errno)); | |
84e2f313 | 1976 | |
252b5132 | 1977 | obfd->has_armap = ibfd->has_armap; |
a8da6403 | 1978 | obfd->is_thin_archive = ibfd->is_thin_archive; |
252b5132 RH |
1979 | |
1980 | list = NULL; | |
1981 | ||
1982 | this_element = bfd_openr_next_archived_file (ibfd, NULL); | |
594ef5db | 1983 | |
b667df2e | 1984 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) |
8d8e0703 AM |
1985 | { |
1986 | status = 1; | |
1987 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); | |
1988 | return; | |
1989 | } | |
b667df2e | 1990 | |
d3ba0551 | 1991 | while (!status && this_element != NULL) |
252b5132 | 1992 | { |
4c168fa3 AM |
1993 | char *output_name; |
1994 | bfd *output_bfd; | |
252b5132 | 1995 | bfd *last_element; |
8066d1a2 AS |
1996 | struct stat buf; |
1997 | int stat_status = 0; | |
950d48e7 | 1998 | bfd_boolean delete = TRUE; |
8066d1a2 | 1999 | |
4c168fa3 AM |
2000 | /* Create an output file for this member. */ |
2001 | output_name = concat (dir, "/", | |
2002 | bfd_get_filename (this_element), (char *) 0); | |
2003 | ||
2004 | /* If the file already exists, make another temp dir. */ | |
2005 | if (stat (output_name, &buf) >= 0) | |
2006 | { | |
f9c026a8 NC |
2007 | output_name = make_tempdir (output_name); |
2008 | if (output_name == NULL) | |
485be063 AM |
2009 | fatal (_("cannot create tempdir for archive copying (error: %s)"), |
2010 | strerror (errno)); | |
84e2f313 | 2011 | |
d3ba0551 | 2012 | l = xmalloc (sizeof (struct name_list)); |
4c168fa3 AM |
2013 | l->name = output_name; |
2014 | l->next = list; | |
2015 | l->obfd = NULL; | |
2016 | list = l; | |
2017 | output_name = concat (output_name, "/", | |
2018 | bfd_get_filename (this_element), (char *) 0); | |
2019 | } | |
2020 | ||
8066d1a2 AS |
2021 | if (preserve_dates) |
2022 | { | |
2023 | stat_status = bfd_stat_arch_elt (this_element, &buf); | |
594ef5db | 2024 | |
8066d1a2 AS |
2025 | if (stat_status != 0) |
2026 | non_fatal (_("internal stat error on %s"), | |
2027 | bfd_get_filename (this_element)); | |
2028 | } | |
252b5132 | 2029 | |
d3ba0551 | 2030 | l = xmalloc (sizeof (struct name_list)); |
252b5132 RH |
2031 | l->name = output_name; |
2032 | l->next = list; | |
bee59fd2 | 2033 | l->obfd = NULL; |
252b5132 RH |
2034 | list = l; |
2035 | ||
b34976b6 | 2036 | if (bfd_check_format (this_element, bfd_object)) |
77f762d6 | 2037 | { |
ee873e00 NC |
2038 | /* PR binutils/3110: Cope with archives |
2039 | containing multiple target types. */ | |
2040 | if (force_output_target) | |
2041 | output_bfd = bfd_openw (output_name, output_target); | |
2042 | else | |
2043 | output_bfd = bfd_openw (output_name, bfd_get_target (this_element)); | |
2044 | ||
2045 | if (output_bfd == NULL) | |
2db6cde7 NS |
2046 | { |
2047 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); | |
2048 | status = 1; | |
2049 | return; | |
2050 | } | |
ee873e00 | 2051 | |
77f762d6 | 2052 | delete = ! copy_object (this_element, output_bfd); |
252b5132 | 2053 | |
77f762d6 L |
2054 | if (! delete |
2055 | || bfd_get_arch (this_element) != bfd_arch_unknown) | |
2056 | { | |
2057 | if (!bfd_close (output_bfd)) | |
2058 | { | |
8d8e0703 | 2059 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); |
77f762d6 L |
2060 | /* Error in new object file. Don't change archive. */ |
2061 | status = 1; | |
2062 | } | |
2063 | } | |
2064 | else | |
2065 | goto copy_unknown_element; | |
2066 | } | |
2067 | else | |
252b5132 | 2068 | { |
8d8e0703 | 2069 | bfd_nonfatal_message (NULL, this_element, NULL, |
2db6cde7 | 2070 | _("Unable to recognise the format of file")); |
77f762d6 | 2071 | |
ee873e00 | 2072 | output_bfd = bfd_openw (output_name, output_target); |
77f762d6 L |
2073 | copy_unknown_element: |
2074 | delete = !copy_unknown_object (this_element, output_bfd); | |
2075 | if (!bfd_close_all_done (output_bfd)) | |
2076 | { | |
8d8e0703 | 2077 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); |
77f762d6 L |
2078 | /* Error in new object file. Don't change archive. */ |
2079 | status = 1; | |
2080 | } | |
252b5132 RH |
2081 | } |
2082 | ||
950d48e7 NC |
2083 | if (delete) |
2084 | { | |
2085 | unlink (output_name); | |
2086 | status = 1; | |
2087 | } | |
2088 | else | |
2089 | { | |
2090 | if (preserve_dates && stat_status == 0) | |
2091 | set_times (output_name, &buf); | |
8066d1a2 | 2092 | |
950d48e7 NC |
2093 | /* Open the newly output file and attach to our list. */ |
2094 | output_bfd = bfd_openr (output_name, output_target); | |
252b5132 | 2095 | |
950d48e7 | 2096 | l->obfd = output_bfd; |
252b5132 | 2097 | |
950d48e7 | 2098 | *ptr = output_bfd; |
cc481421 | 2099 | ptr = &output_bfd->archive_next; |
252b5132 | 2100 | |
950d48e7 | 2101 | last_element = this_element; |
252b5132 | 2102 | |
950d48e7 | 2103 | this_element = bfd_openr_next_archived_file (ibfd, last_element); |
252b5132 | 2104 | |
950d48e7 NC |
2105 | bfd_close (last_element); |
2106 | } | |
252b5132 | 2107 | } |
d3ba0551 | 2108 | *ptr = NULL; |
252b5132 | 2109 | |
8d8e0703 | 2110 | filename = bfd_get_filename (obfd); |
252b5132 | 2111 | if (!bfd_close (obfd)) |
8d8e0703 AM |
2112 | { |
2113 | status = 1; | |
2114 | bfd_nonfatal_message (filename, NULL, NULL, NULL); | |
2115 | return; | |
2116 | } | |
252b5132 | 2117 | |
8d8e0703 | 2118 | filename = bfd_get_filename (ibfd); |
252b5132 | 2119 | if (!bfd_close (ibfd)) |
8d8e0703 AM |
2120 | { |
2121 | status = 1; | |
2122 | bfd_nonfatal_message (filename, NULL, NULL, NULL); | |
2123 | return; | |
2124 | } | |
252b5132 RH |
2125 | |
2126 | /* Delete all the files that we opened. */ | |
2127 | for (l = list; l != NULL; l = l->next) | |
2128 | { | |
4c168fa3 AM |
2129 | if (l->obfd == NULL) |
2130 | rmdir (l->name); | |
2131 | else | |
2132 | { | |
2133 | bfd_close (l->obfd); | |
2134 | unlink (l->name); | |
2135 | } | |
252b5132 RH |
2136 | } |
2137 | rmdir (dir); | |
2138 | } | |
2139 | ||
0408dee6 DK |
2140 | static void |
2141 | set_long_section_mode (bfd *output_bfd, bfd *input_bfd, enum long_section_name_handling style) | |
2142 | { | |
2143 | /* This is only relevant to Coff targets. */ | |
2144 | if (bfd_get_flavour (output_bfd) == bfd_target_coff_flavour) | |
2145 | { | |
78e82dc3 AM |
2146 | if (style == KEEP |
2147 | && bfd_get_flavour (input_bfd) == bfd_target_coff_flavour) | |
0408dee6 DK |
2148 | style = bfd_coff_long_section_names (input_bfd) ? ENABLE : DISABLE; |
2149 | bfd_coff_set_long_section_names (output_bfd, style != DISABLE); | |
2150 | } | |
2151 | } | |
2152 | ||
252b5132 RH |
2153 | /* The top-level control. */ |
2154 | ||
2155 | static void | |
84e2f313 NC |
2156 | copy_file (const char *input_filename, const char *output_filename, |
2157 | const char *input_target, const char *output_target) | |
252b5132 RH |
2158 | { |
2159 | bfd *ibfd; | |
49c12576 AM |
2160 | char **obj_matching; |
2161 | char **core_matching; | |
52a476ee | 2162 | off_t size = get_file_size (input_filename); |
252b5132 | 2163 | |
52a476ee | 2164 | if (size < 1) |
f24ddbdd | 2165 | { |
52a476ee L |
2166 | if (size == 0) |
2167 | non_fatal (_("error: the input file '%s' is empty"), | |
2168 | input_filename); | |
f24ddbdd NC |
2169 | status = 1; |
2170 | return; | |
2171 | } | |
2172 | ||
252b5132 RH |
2173 | /* To allow us to do "strip *" without dying on the first |
2174 | non-object file, failures are nonfatal. */ | |
252b5132 RH |
2175 | ibfd = bfd_openr (input_filename, input_target); |
2176 | if (ibfd == NULL) | |
2db6cde7 NS |
2177 | { |
2178 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); | |
2179 | status = 1; | |
2180 | return; | |
2181 | } | |
252b5132 RH |
2182 | |
2183 | if (bfd_check_format (ibfd, bfd_archive)) | |
2184 | { | |
ee873e00 | 2185 | bfd_boolean force_output_target; |
252b5132 RH |
2186 | bfd *obfd; |
2187 | ||
2188 | /* bfd_get_target does not return the correct value until | |
2189 | bfd_check_format succeeds. */ | |
2190 | if (output_target == NULL) | |
ee873e00 NC |
2191 | { |
2192 | output_target = bfd_get_target (ibfd); | |
2193 | force_output_target = FALSE; | |
2194 | } | |
2195 | else | |
2196 | force_output_target = TRUE; | |
252b5132 RH |
2197 | |
2198 | obfd = bfd_openw (output_filename, output_target); | |
2199 | if (obfd == NULL) | |
2db6cde7 NS |
2200 | { |
2201 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2202 | status = 1; | |
2203 | return; | |
2204 | } | |
0408dee6 DK |
2205 | /* This is a no-op on non-Coff targets. */ |
2206 | set_long_section_mode (obfd, ibfd, long_section_names); | |
252b5132 | 2207 | |
ee873e00 | 2208 | copy_archive (ibfd, obfd, output_target, force_output_target); |
252b5132 | 2209 | } |
49c12576 | 2210 | else if (bfd_check_format_matches (ibfd, bfd_object, &obj_matching)) |
252b5132 RH |
2211 | { |
2212 | bfd *obfd; | |
49c12576 | 2213 | do_copy: |
950d48e7 | 2214 | |
252b5132 RH |
2215 | /* bfd_get_target does not return the correct value until |
2216 | bfd_check_format succeeds. */ | |
2217 | if (output_target == NULL) | |
2218 | output_target = bfd_get_target (ibfd); | |
2219 | ||
2220 | obfd = bfd_openw (output_filename, output_target); | |
2221 | if (obfd == NULL) | |
2db6cde7 NS |
2222 | { |
2223 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2224 | status = 1; | |
2225 | return; | |
2226 | } | |
0408dee6 DK |
2227 | /* This is a no-op on non-Coff targets. */ |
2228 | set_long_section_mode (obfd, ibfd, long_section_names); | |
252b5132 | 2229 | |
a580b8e0 JB |
2230 | if (! copy_object (ibfd, obfd)) |
2231 | status = 1; | |
252b5132 RH |
2232 | |
2233 | if (!bfd_close (obfd)) | |
8d8e0703 AM |
2234 | { |
2235 | status = 1; | |
2236 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2237 | return; | |
2238 | } | |
252b5132 RH |
2239 | |
2240 | if (!bfd_close (ibfd)) | |
8d8e0703 AM |
2241 | { |
2242 | status = 1; | |
2243 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); | |
2244 | return; | |
2245 | } | |
252b5132 RH |
2246 | } |
2247 | else | |
2248 | { | |
49c12576 AM |
2249 | bfd_error_type obj_error = bfd_get_error (); |
2250 | bfd_error_type core_error; | |
b34976b6 | 2251 | |
49c12576 AM |
2252 | if (bfd_check_format_matches (ibfd, bfd_core, &core_matching)) |
2253 | { | |
2254 | /* This probably can't happen.. */ | |
2255 | if (obj_error == bfd_error_file_ambiguously_recognized) | |
2256 | free (obj_matching); | |
2257 | goto do_copy; | |
2258 | } | |
2259 | ||
2260 | core_error = bfd_get_error (); | |
2261 | /* Report the object error in preference to the core error. */ | |
2262 | if (obj_error != core_error) | |
2263 | bfd_set_error (obj_error); | |
2264 | ||
2db6cde7 | 2265 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); |
57938635 | 2266 | |
49c12576 AM |
2267 | if (obj_error == bfd_error_file_ambiguously_recognized) |
2268 | { | |
2269 | list_matching_formats (obj_matching); | |
2270 | free (obj_matching); | |
2271 | } | |
2272 | if (core_error == bfd_error_file_ambiguously_recognized) | |
252b5132 | 2273 | { |
49c12576 AM |
2274 | list_matching_formats (core_matching); |
2275 | free (core_matching); | |
252b5132 | 2276 | } |
57938635 | 2277 | |
252b5132 RH |
2278 | status = 1; |
2279 | } | |
2280 | } | |
2281 | ||
594ef5db NC |
2282 | /* Add a name to the section renaming list. */ |
2283 | ||
2284 | static void | |
84e2f313 NC |
2285 | add_section_rename (const char * old_name, const char * new_name, |
2286 | flagword flags) | |
594ef5db NC |
2287 | { |
2288 | section_rename * rename; | |
2289 | ||
2290 | /* Check for conflicts first. */ | |
2291 | for (rename = section_rename_list; rename != NULL; rename = rename->next) | |
2292 | if (strcmp (rename->old_name, old_name) == 0) | |
2293 | { | |
2294 | /* Silently ignore duplicate definitions. */ | |
2295 | if (strcmp (rename->new_name, new_name) == 0 | |
2296 | && rename->flags == flags) | |
2297 | return; | |
0af11b59 | 2298 | |
594ef5db NC |
2299 | fatal (_("Multiple renames of section %s"), old_name); |
2300 | } | |
2301 | ||
d3ba0551 | 2302 | rename = xmalloc (sizeof (* rename)); |
594ef5db NC |
2303 | |
2304 | rename->old_name = old_name; | |
2305 | rename->new_name = new_name; | |
2306 | rename->flags = flags; | |
2307 | rename->next = section_rename_list; | |
0af11b59 | 2308 | |
594ef5db NC |
2309 | section_rename_list = rename; |
2310 | } | |
2311 | ||
2312 | /* Check the section rename list for a new name of the input section | |
2313 | ISECTION. Return the new name if one is found. | |
2314 | Also set RETURNED_FLAGS to the flags to be used for this section. */ | |
2315 | ||
2316 | static const char * | |
84e2f313 NC |
2317 | find_section_rename (bfd * ibfd ATTRIBUTE_UNUSED, sec_ptr isection, |
2318 | flagword * returned_flags) | |
594ef5db NC |
2319 | { |
2320 | const char * old_name = bfd_section_name (ibfd, isection); | |
2321 | section_rename * rename; | |
2322 | ||
2323 | /* Default to using the flags of the input section. */ | |
2324 | * returned_flags = bfd_get_section_flags (ibfd, isection); | |
2325 | ||
2326 | for (rename = section_rename_list; rename != NULL; rename = rename->next) | |
2327 | if (strcmp (rename->old_name, old_name) == 0) | |
2328 | { | |
2329 | if (rename->flags != (flagword) -1) | |
2330 | * returned_flags = rename->flags; | |
2331 | ||
2332 | return rename->new_name; | |
2333 | } | |
2334 | ||
2335 | return old_name; | |
2336 | } | |
2337 | ||
80fccad2 BW |
2338 | /* Once each of the sections is copied, we may still need to do some |
2339 | finalization work for private section headers. Do that here. */ | |
2340 | ||
2341 | static void | |
2342 | setup_bfd_headers (bfd *ibfd, bfd *obfd) | |
2343 | { | |
80fccad2 BW |
2344 | /* Allow the BFD backend to copy any private data it understands |
2345 | from the input section to the output section. */ | |
2346 | if (! bfd_copy_private_header_data (ibfd, obfd)) | |
2347 | { | |
2db6cde7 NS |
2348 | status = 1; |
2349 | bfd_nonfatal_message (NULL, ibfd, NULL, | |
8d8e0703 | 2350 | _("error in private header data")); |
2db6cde7 | 2351 | return; |
80fccad2 BW |
2352 | } |
2353 | ||
2354 | /* All went well. */ | |
2355 | return; | |
80fccad2 BW |
2356 | } |
2357 | ||
594ef5db NC |
2358 | /* Create a section in OBFD with the same |
2359 | name and attributes as ISECTION in IBFD. */ | |
252b5132 RH |
2360 | |
2361 | static void | |
84e2f313 | 2362 | setup_section (bfd *ibfd, sec_ptr isection, void *obfdarg) |
252b5132 | 2363 | { |
d3ba0551 | 2364 | bfd *obfd = obfdarg; |
252b5132 RH |
2365 | struct section_list *p; |
2366 | sec_ptr osection; | |
2367 | bfd_size_type size; | |
2368 | bfd_vma vma; | |
2369 | bfd_vma lma; | |
2370 | flagword flags; | |
1a89cc7d | 2371 | const char *err; |
594ef5db | 2372 | const char * name; |
d7fb0dd2 | 2373 | char *prefix = NULL; |
66125551 | 2374 | bfd_boolean make_nobits; |
0af11b59 | 2375 | |
2593f09a | 2376 | if (is_strip_section (ibfd, isection)) |
252b5132 RH |
2377 | return; |
2378 | ||
b34976b6 | 2379 | p = find_section_list (bfd_section_name (ibfd, isection), FALSE); |
252b5132 | 2380 | if (p != NULL) |
b34976b6 | 2381 | p->used = TRUE; |
252b5132 | 2382 | |
594ef5db NC |
2383 | /* Get the, possibly new, name of the output section. */ |
2384 | name = find_section_rename (ibfd, isection, & flags); | |
0af11b59 | 2385 | |
d7fb0dd2 | 2386 | /* Prefix sections. */ |
84e2f313 NC |
2387 | if ((prefix_alloc_sections_string) |
2388 | && (bfd_get_section_flags (ibfd, isection) & SEC_ALLOC)) | |
d7fb0dd2 NC |
2389 | prefix = prefix_alloc_sections_string; |
2390 | else if (prefix_sections_string) | |
2391 | prefix = prefix_sections_string; | |
2392 | ||
2393 | if (prefix) | |
2394 | { | |
2395 | char *n; | |
2396 | ||
2397 | n = xmalloc (strlen (prefix) + strlen (name) + 1); | |
2398 | strcpy (n, prefix); | |
2399 | strcat (n, name); | |
2400 | name = n; | |
2401 | } | |
66491ebc | 2402 | |
66125551 | 2403 | make_nobits = FALSE; |
551b43fd AM |
2404 | if (p != NULL && p->set_flags) |
2405 | flags = p->flags | (flags & (SEC_HAS_CONTENTS | SEC_RELOC)); | |
42bb2e33 | 2406 | else if (strip_symbols == STRIP_NONDEBUG |
66125551 AM |
2407 | && (flags & SEC_ALLOC) != 0 |
2408 | && (ibfd->xvec->flavour != bfd_target_elf_flavour | |
2409 | || elf_section_type (isection) != SHT_NOTE)) | |
2410 | { | |
2411 | flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD); | |
2412 | if (obfd->xvec->flavour == bfd_target_elf_flavour) | |
2413 | { | |
2414 | make_nobits = TRUE; | |
2415 | ||
2416 | /* Twiddle the input section flags so that it seems to | |
2417 | elf.c:copy_private_bfd_data that section flags have not | |
2418 | changed between input and output sections. This hack | |
2419 | prevents wholesale rewriting of the program headers. */ | |
2420 | isection->flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD); | |
2421 | } | |
2422 | } | |
551b43fd AM |
2423 | |
2424 | osection = bfd_make_section_anyway_with_flags (obfd, name, flags); | |
57938635 | 2425 | |
252b5132 RH |
2426 | if (osection == NULL) |
2427 | { | |
2db6cde7 | 2428 | err = _("failed to create output section"); |
252b5132 RH |
2429 | goto loser; |
2430 | } | |
2431 | ||
66125551 | 2432 | if (make_nobits) |
551b43fd AM |
2433 | elf_section_type (osection) = SHT_NOBITS; |
2434 | ||
252b5132 RH |
2435 | size = bfd_section_size (ibfd, isection); |
2436 | if (copy_byte >= 0) | |
2437 | size = (size + interleave - 1) / interleave; | |
d3e52d40 RS |
2438 | else if (extract_symbol) |
2439 | size = 0; | |
252b5132 RH |
2440 | if (! bfd_set_section_size (obfd, osection, size)) |
2441 | { | |
2db6cde7 | 2442 | err = _("failed to set size"); |
252b5132 RH |
2443 | goto loser; |
2444 | } | |
57938635 | 2445 | |
252b5132 RH |
2446 | vma = bfd_section_vma (ibfd, isection); |
2447 | if (p != NULL && p->change_vma == CHANGE_MODIFY) | |
2448 | vma += p->vma_val; | |
2449 | else if (p != NULL && p->change_vma == CHANGE_SET) | |
2450 | vma = p->vma_val; | |
2451 | else | |
2452 | vma += change_section_address; | |
57938635 | 2453 | |
237dcb53 | 2454 | if (! bfd_set_section_vma (obfd, osection, vma)) |
252b5132 | 2455 | { |
2db6cde7 | 2456 | err = _("failed to set vma"); |
252b5132 RH |
2457 | goto loser; |
2458 | } | |
2459 | ||
2460 | lma = isection->lma; | |
2461 | if ((p != NULL) && p->change_lma != CHANGE_IGNORE) | |
2462 | { | |
2463 | if (p->change_lma == CHANGE_MODIFY) | |
2464 | lma += p->lma_val; | |
2465 | else if (p->change_lma == CHANGE_SET) | |
2466 | lma = p->lma_val; | |
2467 | else | |
2468 | abort (); | |
2469 | } | |
2470 | else | |
2471 | lma += change_section_address; | |
57938635 | 2472 | |
237dcb53 | 2473 | osection->lma = lma; |
252b5132 RH |
2474 | |
2475 | /* FIXME: This is probably not enough. If we change the LMA we | |
2476 | may have to recompute the header for the file as well. */ | |
b34976b6 AM |
2477 | if (!bfd_set_section_alignment (obfd, |
2478 | osection, | |
2479 | bfd_section_alignment (ibfd, isection))) | |
252b5132 | 2480 | { |
2db6cde7 | 2481 | err = _("failed to set alignment"); |
252b5132 RH |
2482 | goto loser; |
2483 | } | |
2484 | ||
bc408b8a JJ |
2485 | /* Copy merge entity size. */ |
2486 | osection->entsize = isection->entsize; | |
2487 | ||
252b5132 RH |
2488 | /* This used to be mangle_section; we do here to avoid using |
2489 | bfd_get_section_by_name since some formats allow multiple | |
2490 | sections with the same name. */ | |
2491 | isection->output_section = osection; | |
237dcb53 | 2492 | isection->output_offset = 0; |
d3e52d40 RS |
2493 | |
2494 | /* Do not copy backend data if --extract-symbol is passed; anything | |
2495 | that needs to look at the section contents will fail. */ | |
2496 | if (extract_symbol) | |
2497 | return; | |
252b5132 | 2498 | |
119f4245 AM |
2499 | if ((isection->flags & SEC_GROUP) != 0) |
2500 | { | |
2501 | asymbol *gsym = group_signature (isection); | |
2502 | ||
2503 | if (gsym != NULL) | |
2504 | { | |
2505 | gsym->flags |= BSF_KEEP; | |
2506 | if (ibfd->xvec->flavour == bfd_target_elf_flavour) | |
2507 | elf_group_id (isection) = gsym; | |
2508 | } | |
2509 | } | |
2510 | ||
252b5132 RH |
2511 | /* Allow the BFD backend to copy any private data it understands |
2512 | from the input section to the output section. */ | |
42bb2e33 | 2513 | if (!bfd_copy_private_section_data (ibfd, isection, obfd, osection)) |
252b5132 | 2514 | { |
2db6cde7 | 2515 | err = _("failed to copy private data"); |
252b5132 RH |
2516 | goto loser; |
2517 | } | |
2518 | ||
594ef5db | 2519 | /* All went well. */ |
252b5132 RH |
2520 | return; |
2521 | ||
2522 | loser: | |
252b5132 | 2523 | status = 1; |
2db6cde7 | 2524 | bfd_nonfatal_message (NULL, obfd, osection, err); |
252b5132 RH |
2525 | } |
2526 | ||
2527 | /* Copy the data of input section ISECTION of IBFD | |
2528 | to an output section with the same name in OBFD. | |
2529 | If stripping then don't copy any relocation info. */ | |
2530 | ||
2531 | static void | |
84e2f313 | 2532 | copy_section (bfd *ibfd, sec_ptr isection, void *obfdarg) |
252b5132 | 2533 | { |
d3ba0551 | 2534 | bfd *obfd = obfdarg; |
252b5132 RH |
2535 | struct section_list *p; |
2536 | arelent **relpp; | |
2537 | long relcount; | |
2538 | sec_ptr osection; | |
2539 | bfd_size_type size; | |
2540 | long relsize; | |
dc156bc0 | 2541 | flagword flags; |
252b5132 | 2542 | |
594ef5db NC |
2543 | /* If we have already failed earlier on, |
2544 | do not keep on generating complaints now. */ | |
252b5132 RH |
2545 | if (status != 0) |
2546 | return; | |
57938635 | 2547 | |
2593f09a | 2548 | if (is_strip_section (ibfd, isection)) |
e0c60db2 | 2549 | return; |
252b5132 | 2550 | |
2593f09a | 2551 | flags = bfd_get_section_flags (ibfd, isection); |
dc156bc0 AM |
2552 | if ((flags & SEC_GROUP) != 0) |
2553 | return; | |
2554 | ||
252b5132 | 2555 | osection = isection->output_section; |
135dfb4a | 2556 | size = bfd_get_section_size (isection); |
252b5132 RH |
2557 | |
2558 | if (size == 0 || osection == 0) | |
2559 | return; | |
2560 | ||
237dcb53 AM |
2561 | if (extract_symbol) |
2562 | return; | |
2563 | ||
2593f09a NC |
2564 | p = find_section_list (bfd_get_section_name (ibfd, isection), FALSE); |
2565 | ||
0af11b59 | 2566 | /* Core files do not need to be relocated. */ |
4dd67f29 MS |
2567 | if (bfd_get_format (obfd) == bfd_core) |
2568 | relsize = 0; | |
2569 | else | |
ed570f48 NC |
2570 | { |
2571 | relsize = bfd_get_reloc_upper_bound (ibfd, isection); | |
4dd67f29 | 2572 | |
ed570f48 NC |
2573 | if (relsize < 0) |
2574 | { | |
2575 | /* Do not complain if the target does not support relocations. */ | |
2576 | if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation) | |
2577 | relsize = 0; | |
2578 | else | |
2db6cde7 NS |
2579 | { |
2580 | status = 1; | |
2581 | bfd_nonfatal_message (NULL, ibfd, isection, NULL); | |
2582 | return; | |
2583 | } | |
ed570f48 NC |
2584 | } |
2585 | } | |
57938635 | 2586 | |
252b5132 | 2587 | if (relsize == 0) |
d3ba0551 | 2588 | bfd_set_reloc (obfd, osection, NULL, 0); |
252b5132 RH |
2589 | else |
2590 | { | |
d3ba0551 | 2591 | relpp = xmalloc (relsize); |
252b5132 RH |
2592 | relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp); |
2593 | if (relcount < 0) | |
2db6cde7 NS |
2594 | { |
2595 | status = 1; | |
2596 | bfd_nonfatal_message (NULL, ibfd, isection, | |
2597 | _("relocation count is negative")); | |
2598 | return; | |
2599 | } | |
57938635 | 2600 | |
252b5132 RH |
2601 | if (strip_symbols == STRIP_ALL) |
2602 | { | |
2603 | /* Remove relocations which are not in | |
0af11b59 | 2604 | keep_strip_specific_list. */ |
252b5132 RH |
2605 | arelent **temp_relpp; |
2606 | long temp_relcount = 0; | |
2607 | long i; | |
57938635 | 2608 | |
d3ba0551 | 2609 | temp_relpp = xmalloc (relsize); |
252b5132 | 2610 | for (i = 0; i < relcount; i++) |
d3ba0551 | 2611 | if (is_specified_symbol (bfd_asymbol_name (*relpp[i]->sym_ptr_ptr), |
047c9024 | 2612 | keep_specific_htab)) |
252b5132 RH |
2613 | temp_relpp [temp_relcount++] = relpp [i]; |
2614 | relcount = temp_relcount; | |
2615 | free (relpp); | |
2616 | relpp = temp_relpp; | |
2617 | } | |
e0c60db2 | 2618 | |
d3ba0551 | 2619 | bfd_set_reloc (obfd, osection, relcount == 0 ? NULL : relpp, relcount); |
f0312d39 JJ |
2620 | if (relcount == 0) |
2621 | free (relpp); | |
252b5132 | 2622 | } |
57938635 | 2623 | |
0af11b59 | 2624 | if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS |
4dd67f29 | 2625 | && bfd_get_section_flags (obfd, osection) & SEC_HAS_CONTENTS) |
252b5132 | 2626 | { |
d3ba0551 | 2627 | void *memhunk = xmalloc (size); |
252b5132 | 2628 | |
d3ba0551 | 2629 | if (!bfd_get_section_contents (ibfd, isection, memhunk, 0, size)) |
2db6cde7 NS |
2630 | { |
2631 | status = 1; | |
2632 | bfd_nonfatal_message (NULL, ibfd, isection, NULL); | |
2633 | return; | |
2634 | } | |
252b5132 | 2635 | |
9e48b4c6 NC |
2636 | if (reverse_bytes) |
2637 | { | |
2638 | /* We don't handle leftover bytes (too many possible behaviors, | |
2639 | and we don't know what the user wants). The section length | |
2640 | must be a multiple of the number of bytes to swap. */ | |
2641 | if ((size % reverse_bytes) == 0) | |
2642 | { | |
2643 | unsigned long i, j; | |
2644 | bfd_byte b; | |
2645 | ||
2646 | for (i = 0; i < size; i += reverse_bytes) | |
2647 | for (j = 0; j < (unsigned long)(reverse_bytes / 2); j++) | |
2648 | { | |
2649 | bfd_byte *m = (bfd_byte *) memhunk; | |
2650 | ||
2651 | b = m[i + j]; | |
2652 | m[i + j] = m[(i + reverse_bytes) - (j + 1)]; | |
2653 | m[(i + reverse_bytes) - (j + 1)] = b; | |
2654 | } | |
2655 | } | |
2656 | else | |
2657 | /* User must pad the section up in order to do this. */ | |
2658 | fatal (_("cannot reverse bytes: length of section %s must be evenly divisible by %d"), | |
2659 | bfd_section_name (ibfd, isection), reverse_bytes); | |
2660 | } | |
2661 | ||
57938635 | 2662 | if (copy_byte >= 0) |
5e675b72 AM |
2663 | { |
2664 | /* Keep only every `copy_byte'th byte in MEMHUNK. */ | |
2f01ffbf | 2665 | char *from = (char *) memhunk + copy_byte; |
5e675b72 | 2666 | char *to = memhunk; |
2f01ffbf | 2667 | char *end = (char *) memhunk + size; |
5e675b72 AM |
2668 | |
2669 | for (; from < end; from += interleave) | |
2670 | *to++ = *from; | |
2671 | ||
2672 | size = (size + interleave - 1 - copy_byte) / interleave; | |
2673 | osection->lma /= interleave; | |
2674 | } | |
252b5132 | 2675 | |
d3ba0551 | 2676 | if (!bfd_set_section_contents (obfd, osection, memhunk, 0, size)) |
2db6cde7 NS |
2677 | { |
2678 | status = 1; | |
2679 | bfd_nonfatal_message (NULL, obfd, osection, NULL); | |
2680 | return; | |
2681 | } | |
252b5132 RH |
2682 | free (memhunk); |
2683 | } | |
2684 | else if (p != NULL && p->set_flags && (p->flags & SEC_HAS_CONTENTS) != 0) | |
2685 | { | |
d3ba0551 | 2686 | void *memhunk = xmalloc (size); |
252b5132 RH |
2687 | |
2688 | /* We don't permit the user to turn off the SEC_HAS_CONTENTS | |
2689 | flag--they can just remove the section entirely and add it | |
2690 | back again. However, we do permit them to turn on the | |
2691 | SEC_HAS_CONTENTS flag, and take it to mean that the section | |
2692 | contents should be zeroed out. */ | |
2693 | ||
2694 | memset (memhunk, 0, size); | |
d3ba0551 | 2695 | if (! bfd_set_section_contents (obfd, osection, memhunk, 0, size)) |
2db6cde7 NS |
2696 | { |
2697 | status = 1; | |
2698 | bfd_nonfatal_message (NULL, obfd, osection, NULL); | |
2699 | return; | |
2700 | } | |
252b5132 RH |
2701 | free (memhunk); |
2702 | } | |
2703 | } | |
2704 | ||
2705 | /* Get all the sections. This is used when --gap-fill or --pad-to is | |
2706 | used. */ | |
2707 | ||
2708 | static void | |
84e2f313 | 2709 | get_sections (bfd *obfd ATTRIBUTE_UNUSED, asection *osection, void *secppparg) |
252b5132 | 2710 | { |
d3ba0551 | 2711 | asection ***secppp = secppparg; |
252b5132 RH |
2712 | |
2713 | **secppp = osection; | |
2714 | ++(*secppp); | |
2715 | } | |
2716 | ||
2717 | /* Sort sections by VMA. This is called via qsort, and is used when | |
2718 | --gap-fill or --pad-to is used. We force non loadable or empty | |
2719 | sections to the front, where they are easier to ignore. */ | |
2720 | ||
2721 | static int | |
84e2f313 | 2722 | compare_section_lma (const void *arg1, const void *arg2) |
252b5132 | 2723 | { |
d3ba0551 AM |
2724 | const asection *const *sec1 = arg1; |
2725 | const asection *const *sec2 = arg2; | |
252b5132 RH |
2726 | flagword flags1, flags2; |
2727 | ||
2728 | /* Sort non loadable sections to the front. */ | |
2729 | flags1 = (*sec1)->flags; | |
2730 | flags2 = (*sec2)->flags; | |
2731 | if ((flags1 & SEC_HAS_CONTENTS) == 0 | |
2732 | || (flags1 & SEC_LOAD) == 0) | |
2733 | { | |
2734 | if ((flags2 & SEC_HAS_CONTENTS) != 0 | |
2735 | && (flags2 & SEC_LOAD) != 0) | |
2736 | return -1; | |
2737 | } | |
2738 | else | |
2739 | { | |
2740 | if ((flags2 & SEC_HAS_CONTENTS) == 0 | |
2741 | || (flags2 & SEC_LOAD) == 0) | |
2742 | return 1; | |
2743 | } | |
2744 | ||
2745 | /* Sort sections by LMA. */ | |
2746 | if ((*sec1)->lma > (*sec2)->lma) | |
2747 | return 1; | |
2748 | else if ((*sec1)->lma < (*sec2)->lma) | |
2749 | return -1; | |
2750 | ||
2751 | /* Sort sections with the same LMA by size. */ | |
135dfb4a | 2752 | if (bfd_get_section_size (*sec1) > bfd_get_section_size (*sec2)) |
252b5132 | 2753 | return 1; |
135dfb4a | 2754 | else if (bfd_get_section_size (*sec1) < bfd_get_section_size (*sec2)) |
252b5132 RH |
2755 | return -1; |
2756 | ||
2757 | return 0; | |
2758 | } | |
2759 | ||
2760 | /* Mark all the symbols which will be used in output relocations with | |
2761 | the BSF_KEEP flag so that those symbols will not be stripped. | |
2762 | ||
2763 | Ignore relocations which will not appear in the output file. */ | |
2764 | ||
2765 | static void | |
84e2f313 | 2766 | mark_symbols_used_in_relocations (bfd *ibfd, sec_ptr isection, void *symbolsarg) |
252b5132 | 2767 | { |
d3ba0551 | 2768 | asymbol **symbols = symbolsarg; |
252b5132 RH |
2769 | long relsize; |
2770 | arelent **relpp; | |
2771 | long relcount, i; | |
2772 | ||
2773 | /* Ignore an input section with no corresponding output section. */ | |
2774 | if (isection->output_section == NULL) | |
2775 | return; | |
2776 | ||
2777 | relsize = bfd_get_reloc_upper_bound (ibfd, isection); | |
2778 | if (relsize < 0) | |
ed570f48 NC |
2779 | { |
2780 | /* Do not complain if the target does not support relocations. */ | |
2781 | if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation) | |
2782 | return; | |
2783 | bfd_fatal (bfd_get_filename (ibfd)); | |
2784 | } | |
252b5132 RH |
2785 | |
2786 | if (relsize == 0) | |
2787 | return; | |
2788 | ||
d3ba0551 | 2789 | relpp = xmalloc (relsize); |
252b5132 RH |
2790 | relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, symbols); |
2791 | if (relcount < 0) | |
2792 | bfd_fatal (bfd_get_filename (ibfd)); | |
2793 | ||
ec5d57d5 NC |
2794 | /* Examine each symbol used in a relocation. If it's not one of the |
2795 | special bfd section symbols, then mark it with BSF_KEEP. */ | |
252b5132 RH |
2796 | for (i = 0; i < relcount; i++) |
2797 | { | |
ec5d57d5 NC |
2798 | if (*relpp[i]->sym_ptr_ptr != bfd_com_section_ptr->symbol |
2799 | && *relpp[i]->sym_ptr_ptr != bfd_abs_section_ptr->symbol | |
2800 | && *relpp[i]->sym_ptr_ptr != bfd_und_section_ptr->symbol) | |
2801 | (*relpp[i]->sym_ptr_ptr)->flags |= BSF_KEEP; | |
252b5132 RH |
2802 | } |
2803 | ||
2804 | if (relpp != NULL) | |
2805 | free (relpp); | |
2806 | } | |
2807 | ||
2808 | /* Write out debugging information. */ | |
2809 | ||
b34976b6 | 2810 | static bfd_boolean |
84e2f313 NC |
2811 | write_debugging_info (bfd *obfd, void *dhandle, |
2812 | long *symcountp ATTRIBUTE_UNUSED, | |
2813 | asymbol ***symppp ATTRIBUTE_UNUSED) | |
252b5132 RH |
2814 | { |
2815 | if (bfd_get_flavour (obfd) == bfd_target_ieee_flavour) | |
2816 | return write_ieee_debugging_info (obfd, dhandle); | |
2817 | ||
2818 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour | |
2819 | || bfd_get_flavour (obfd) == bfd_target_elf_flavour) | |
2820 | { | |
2821 | bfd_byte *syms, *strings; | |
2822 | bfd_size_type symsize, stringsize; | |
2823 | asection *stabsec, *stabstrsec; | |
551b43fd | 2824 | flagword flags; |
252b5132 RH |
2825 | |
2826 | if (! write_stabs_in_sections_debugging_info (obfd, dhandle, &syms, | |
2827 | &symsize, &strings, | |
2828 | &stringsize)) | |
b34976b6 | 2829 | return FALSE; |
252b5132 | 2830 | |
551b43fd AM |
2831 | flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DEBUGGING; |
2832 | stabsec = bfd_make_section_with_flags (obfd, ".stab", flags); | |
2833 | stabstrsec = bfd_make_section_with_flags (obfd, ".stabstr", flags); | |
252b5132 RH |
2834 | if (stabsec == NULL |
2835 | || stabstrsec == NULL | |
2836 | || ! bfd_set_section_size (obfd, stabsec, symsize) | |
2837 | || ! bfd_set_section_size (obfd, stabstrsec, stringsize) | |
2838 | || ! bfd_set_section_alignment (obfd, stabsec, 2) | |
551b43fd | 2839 | || ! bfd_set_section_alignment (obfd, stabstrsec, 0)) |
252b5132 | 2840 | { |
2db6cde7 NS |
2841 | bfd_nonfatal_message (NULL, obfd, NULL, |
2842 | _("can't create debugging section")); | |
b34976b6 | 2843 | return FALSE; |
252b5132 RH |
2844 | } |
2845 | ||
2846 | /* We can get away with setting the section contents now because | |
2847 | the next thing the caller is going to do is copy over the | |
2848 | real sections. We may someday have to split the contents | |
2849 | setting out of this function. */ | |
d3ba0551 AM |
2850 | if (! bfd_set_section_contents (obfd, stabsec, syms, 0, symsize) |
2851 | || ! bfd_set_section_contents (obfd, stabstrsec, strings, 0, | |
2852 | stringsize)) | |
252b5132 | 2853 | { |
2db6cde7 NS |
2854 | bfd_nonfatal_message (NULL, obfd, NULL, |
2855 | _("can't set debugging section contents")); | |
b34976b6 | 2856 | return FALSE; |
252b5132 RH |
2857 | } |
2858 | ||
b34976b6 | 2859 | return TRUE; |
252b5132 RH |
2860 | } |
2861 | ||
2db6cde7 NS |
2862 | bfd_nonfatal_message (NULL, obfd, NULL, |
2863 | _("don't know how to write debugging information for %s"), | |
2864 | bfd_get_target (obfd)); | |
b34976b6 | 2865 | return FALSE; |
252b5132 RH |
2866 | } |
2867 | ||
2868 | static int | |
84e2f313 | 2869 | strip_main (int argc, char *argv[]) |
252b5132 | 2870 | { |
7c29036b NC |
2871 | char *input_target = NULL; |
2872 | char *output_target = NULL; | |
b34976b6 | 2873 | bfd_boolean show_version = FALSE; |
7c29036b NC |
2874 | bfd_boolean formats_info = FALSE; |
2875 | int c; | |
2876 | int i; | |
252b5132 RH |
2877 | struct section_list *p; |
2878 | char *output_file = NULL; | |
2879 | ||
5fe11841 | 2880 | while ((c = getopt_long (argc, argv, "I:O:F:K:N:R:o:sSpdgxXHhVvw", |
252b5132 RH |
2881 | strip_options, (int *) 0)) != EOF) |
2882 | { | |
2883 | switch (c) | |
2884 | { | |
2885 | case 'I': | |
2886 | input_target = optarg; | |
2887 | break; | |
2888 | case 'O': | |
2889 | output_target = optarg; | |
2890 | break; | |
2891 | case 'F': | |
2892 | input_target = output_target = optarg; | |
2893 | break; | |
2894 | case 'R': | |
b34976b6 AM |
2895 | p = find_section_list (optarg, TRUE); |
2896 | p->remove = TRUE; | |
2897 | sections_removed = TRUE; | |
252b5132 RH |
2898 | break; |
2899 | case 's': | |
2900 | strip_symbols = STRIP_ALL; | |
2901 | break; | |
2902 | case 'S': | |
2903 | case 'g': | |
db4f6831 | 2904 | case 'd': /* Historic BSD alias for -g. Used by early NetBSD. */ |
252b5132 RH |
2905 | strip_symbols = STRIP_DEBUG; |
2906 | break; | |
2907 | case OPTION_STRIP_UNNEEDED: | |
2908 | strip_symbols = STRIP_UNNEEDED; | |
2909 | break; | |
2910 | case 'K': | |
047c9024 | 2911 | add_specific_symbol (optarg, keep_specific_htab); |
252b5132 RH |
2912 | break; |
2913 | case 'N': | |
047c9024 | 2914 | add_specific_symbol (optarg, strip_specific_htab); |
252b5132 RH |
2915 | break; |
2916 | case 'o': | |
2917 | output_file = optarg; | |
2918 | break; | |
2919 | case 'p': | |
b34976b6 | 2920 | preserve_dates = TRUE; |
252b5132 RH |
2921 | break; |
2922 | case 'x': | |
2923 | discard_locals = LOCALS_ALL; | |
2924 | break; | |
2925 | case 'X': | |
2926 | discard_locals = LOCALS_START_L; | |
2927 | break; | |
2928 | case 'v': | |
b34976b6 | 2929 | verbose = TRUE; |
252b5132 RH |
2930 | break; |
2931 | case 'V': | |
b34976b6 | 2932 | show_version = TRUE; |
252b5132 | 2933 | break; |
7c29036b NC |
2934 | case OPTION_FORMATS_INFO: |
2935 | formats_info = TRUE; | |
2936 | break; | |
ed1653a7 NC |
2937 | case OPTION_ONLY_KEEP_DEBUG: |
2938 | strip_symbols = STRIP_NONDEBUG; | |
2939 | break; | |
1637cd90 JB |
2940 | case OPTION_KEEP_FILE_SYMBOLS: |
2941 | keep_file_symbols = 1; | |
2942 | break; | |
252b5132 | 2943 | case 0: |
594ef5db NC |
2944 | /* We've been given a long option. */ |
2945 | break; | |
5fe11841 NC |
2946 | case 'w': |
2947 | wildcard = TRUE; | |
2948 | break; | |
8b53311e | 2949 | case 'H': |
252b5132 RH |
2950 | case 'h': |
2951 | strip_usage (stdout, 0); | |
2952 | default: | |
2953 | strip_usage (stderr, 1); | |
2954 | } | |
2955 | } | |
2956 | ||
84e2f313 NC |
2957 | if (formats_info) |
2958 | { | |
2959 | display_info (); | |
2960 | return 0; | |
2961 | } | |
c1c0eb9e | 2962 | |
252b5132 RH |
2963 | if (show_version) |
2964 | print_version ("strip"); | |
2965 | ||
2966 | /* Default is to strip all symbols. */ | |
2967 | if (strip_symbols == STRIP_UNDEF | |
2968 | && discard_locals == LOCALS_UNDEF | |
047c9024 | 2969 | && htab_elements (strip_specific_htab) == 0) |
252b5132 RH |
2970 | strip_symbols = STRIP_ALL; |
2971 | ||
d3ba0551 | 2972 | if (output_target == NULL) |
252b5132 RH |
2973 | output_target = input_target; |
2974 | ||
2975 | i = optind; | |
2976 | if (i == argc | |
2977 | || (output_file != NULL && (i + 1) < argc)) | |
2978 | strip_usage (stderr, 1); | |
2979 | ||
2980 | for (; i < argc; i++) | |
2981 | { | |
2982 | int hold_status = status; | |
2983 | struct stat statbuf; | |
2984 | char *tmpname; | |
2985 | ||
f24ddbdd | 2986 | if (get_file_size (argv[i]) < 1) |
d68c385b NC |
2987 | { |
2988 | status = 1; | |
2989 | continue; | |
2990 | } | |
f24ddbdd | 2991 | |
252b5132 | 2992 | if (preserve_dates) |
f24ddbdd NC |
2993 | /* No need to check the return value of stat(). |
2994 | It has already been checked in get_file_size(). */ | |
2995 | stat (argv[i], &statbuf); | |
252b5132 | 2996 | |
12f498a7 | 2997 | if (output_file == NULL || strcmp (argv[i], output_file) == 0) |
252b5132 | 2998 | tmpname = make_tempname (argv[i]); |
12f498a7 NS |
2999 | else |
3000 | tmpname = output_file; | |
252b5132 | 3001 | |
f9c026a8 NC |
3002 | if (tmpname == NULL) |
3003 | { | |
2db6cde7 NS |
3004 | bfd_nonfatal_message (argv[i], NULL, NULL, |
3005 | _("could not create temporary file to hold stripped copy")); | |
f9c026a8 NC |
3006 | status = 1; |
3007 | continue; | |
3008 | } | |
3009 | ||
d68c385b | 3010 | status = 0; |
252b5132 RH |
3011 | copy_file (argv[i], tmpname, input_target, output_target); |
3012 | if (status == 0) | |
3013 | { | |
3014 | if (preserve_dates) | |
3015 | set_times (tmpname, &statbuf); | |
12f498a7 | 3016 | if (output_file != tmpname) |
92fac5ec L |
3017 | status = (smart_rename (tmpname, |
3018 | output_file ? output_file : argv[i], | |
3019 | preserve_dates) != 0); | |
3020 | if (status == 0) | |
3021 | status = hold_status; | |
252b5132 RH |
3022 | } |
3023 | else | |
bb14f524 | 3024 | unlink_if_ordinary (tmpname); |
12f498a7 | 3025 | if (output_file != tmpname) |
252b5132 RH |
3026 | free (tmpname); |
3027 | } | |
3028 | ||
d68c385b | 3029 | return status; |
252b5132 RH |
3030 | } |
3031 | ||
92dd4511 L |
3032 | /* Set up PE subsystem. */ |
3033 | ||
3034 | static void | |
3035 | set_pe_subsystem (const char *s) | |
3036 | { | |
3037 | const char *version, *subsystem; | |
3038 | size_t i; | |
3039 | static const struct | |
3040 | { | |
3041 | const char *name; | |
3042 | const char set_def; | |
3043 | const short value; | |
3044 | } | |
3045 | v[] = | |
3046 | { | |
3047 | { "native", 0, IMAGE_SUBSYSTEM_NATIVE }, | |
3048 | { "windows", 0, IMAGE_SUBSYSTEM_WINDOWS_GUI }, | |
3049 | { "console", 0, IMAGE_SUBSYSTEM_WINDOWS_CUI }, | |
3050 | { "posix", 0, IMAGE_SUBSYSTEM_POSIX_CUI }, | |
3051 | { "wince", 0, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI }, | |
3052 | { "efi-app", 1, IMAGE_SUBSYSTEM_EFI_APPLICATION }, | |
3053 | { "efi-bsd", 1, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER }, | |
3054 | { "efi-rtd", 1, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER }, | |
d9118602 | 3055 | { "sal-rtd", 1, IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER }, |
92dd4511 L |
3056 | { "xbox", 0, IMAGE_SUBSYSTEM_XBOX } |
3057 | }; | |
3058 | short value; | |
3059 | char *copy; | |
3060 | int set_def = -1; | |
3061 | ||
3062 | /* Check for the presence of a version number. */ | |
3063 | version = strchr (s, ':'); | |
3064 | if (version == NULL) | |
3065 | subsystem = s; | |
3066 | else | |
3067 | { | |
3068 | int len = version - s; | |
3069 | copy = xstrdup (s); | |
3070 | subsystem = copy; | |
3071 | copy[len] = '\0'; | |
3072 | version = copy + 1 + len; | |
3073 | pe_major_subsystem_version = strtoul (version, ©, 0); | |
3074 | if (*copy == '.') | |
3075 | pe_minor_subsystem_version = strtoul (copy + 1, ©, 0); | |
3076 | if (*copy != '\0') | |
3077 | non_fatal (_("%s: bad version in PE subsystem"), s); | |
3078 | } | |
3079 | ||
3080 | /* Check for numeric subsystem. */ | |
3081 | value = (short) strtol (subsystem, ©, 0); | |
3082 | if (*copy == '\0') | |
3083 | { | |
3084 | for (i = 0; i < ARRAY_SIZE (v); i++) | |
3085 | if (v[i].value == value) | |
3086 | { | |
3087 | pe_subsystem = value; | |
3088 | set_def = v[i].set_def; | |
3089 | break; | |
3090 | } | |
3091 | } | |
3092 | else | |
3093 | { | |
3094 | /* Search for subsystem by name. */ | |
3095 | for (i = 0; i < ARRAY_SIZE (v); i++) | |
3096 | if (strcmp (subsystem, v[i].name) == 0) | |
3097 | { | |
3098 | pe_subsystem = v[i].value; | |
3099 | set_def = v[i].set_def; | |
3100 | break; | |
3101 | } | |
3102 | } | |
3103 | ||
3104 | switch (set_def) | |
3105 | { | |
3106 | case -1: | |
3107 | fatal (_("unknown PE subsystem: %s"), s); | |
3108 | break; | |
3109 | case 0: | |
3110 | break; | |
3111 | default: | |
3112 | if (pe_file_alignment == (bfd_vma) -1) | |
3113 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
3114 | if (pe_section_alignment == (bfd_vma) -1) | |
3115 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
3116 | break; | |
3117 | } | |
3118 | } | |
3119 | ||
3120 | /* Convert EFI target to PEI target. */ | |
3121 | ||
3122 | static void | |
3123 | convert_efi_target (char *efi) | |
3124 | { | |
3125 | efi[0] = 'p'; | |
3126 | efi[1] = 'e'; | |
3127 | efi[2] = 'i'; | |
3128 | ||
3129 | if (strcmp (efi + 4, "ia32") == 0) | |
3130 | { | |
3131 | /* Change ia32 to i386. */ | |
3132 | efi[5]= '3'; | |
3133 | efi[6]= '8'; | |
3134 | efi[7]= '6'; | |
3135 | } | |
3136 | else if (strcmp (efi + 4, "x86_64") == 0) | |
3137 | { | |
3138 | /* Change x86_64 to x86-64. */ | |
3139 | efi[7] = '-'; | |
3140 | } | |
3141 | } | |
3142 | ||
252b5132 | 3143 | static int |
84e2f313 | 3144 | copy_main (int argc, char *argv[]) |
252b5132 | 3145 | { |
43a0748c | 3146 | char * binary_architecture = NULL; |
7c29036b NC |
3147 | char *input_filename = NULL; |
3148 | char *output_filename = NULL; | |
c1c0eb9e | 3149 | char *tmpname; |
7c29036b NC |
3150 | char *input_target = NULL; |
3151 | char *output_target = NULL; | |
b34976b6 AM |
3152 | bfd_boolean show_version = FALSE; |
3153 | bfd_boolean change_warn = TRUE; | |
7c29036b | 3154 | bfd_boolean formats_info = FALSE; |
252b5132 RH |
3155 | int c; |
3156 | struct section_list *p; | |
3157 | struct stat statbuf; | |
3158 | ||
5fe11841 | 3159 | while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:G:R:SpgxXHhVvW:w", |
252b5132 RH |
3160 | copy_options, (int *) 0)) != EOF) |
3161 | { | |
3162 | switch (c) | |
3163 | { | |
3164 | case 'b': | |
3165 | copy_byte = atoi (optarg); | |
3166 | if (copy_byte < 0) | |
3167 | fatal (_("byte number must be non-negative")); | |
3168 | break; | |
57938635 | 3169 | |
0af11b59 KH |
3170 | case 'B': |
3171 | binary_architecture = optarg; | |
3172 | break; | |
43a0748c | 3173 | |
252b5132 RH |
3174 | case 'i': |
3175 | interleave = atoi (optarg); | |
3176 | if (interleave < 1) | |
3177 | fatal (_("interleave must be positive")); | |
3178 | break; | |
57938635 | 3179 | |
252b5132 RH |
3180 | case 'I': |
3181 | case 's': /* "source" - 'I' is preferred */ | |
3182 | input_target = optarg; | |
3183 | break; | |
57938635 | 3184 | |
252b5132 RH |
3185 | case 'O': |
3186 | case 'd': /* "destination" - 'O' is preferred */ | |
3187 | output_target = optarg; | |
3188 | break; | |
57938635 | 3189 | |
252b5132 RH |
3190 | case 'F': |
3191 | input_target = output_target = optarg; | |
3192 | break; | |
57938635 | 3193 | |
f91ea849 | 3194 | case 'j': |
b34976b6 | 3195 | p = find_section_list (optarg, TRUE); |
f91ea849 ILT |
3196 | if (p->remove) |
3197 | fatal (_("%s both copied and removed"), optarg); | |
b34976b6 AM |
3198 | p->copy = TRUE; |
3199 | sections_copied = TRUE; | |
f91ea849 | 3200 | break; |
57938635 | 3201 | |
252b5132 | 3202 | case 'R': |
b34976b6 | 3203 | p = find_section_list (optarg, TRUE); |
f91ea849 ILT |
3204 | if (p->copy) |
3205 | fatal (_("%s both copied and removed"), optarg); | |
b34976b6 AM |
3206 | p->remove = TRUE; |
3207 | sections_removed = TRUE; | |
252b5132 | 3208 | break; |
57938635 | 3209 | |
252b5132 RH |
3210 | case 'S': |
3211 | strip_symbols = STRIP_ALL; | |
3212 | break; | |
57938635 | 3213 | |
252b5132 RH |
3214 | case 'g': |
3215 | strip_symbols = STRIP_DEBUG; | |
3216 | break; | |
57938635 | 3217 | |
252b5132 RH |
3218 | case OPTION_STRIP_UNNEEDED: |
3219 | strip_symbols = STRIP_UNNEEDED; | |
3220 | break; | |
57938635 | 3221 | |
ed1653a7 NC |
3222 | case OPTION_ONLY_KEEP_DEBUG: |
3223 | strip_symbols = STRIP_NONDEBUG; | |
3224 | break; | |
3225 | ||
1637cd90 JB |
3226 | case OPTION_KEEP_FILE_SYMBOLS: |
3227 | keep_file_symbols = 1; | |
3228 | break; | |
3229 | ||
2593f09a NC |
3230 | case OPTION_ADD_GNU_DEBUGLINK: |
3231 | gnu_debuglink_filename = optarg; | |
3232 | break; | |
3233 | ||
252b5132 | 3234 | case 'K': |
047c9024 | 3235 | add_specific_symbol (optarg, keep_specific_htab); |
252b5132 | 3236 | break; |
57938635 | 3237 | |
252b5132 | 3238 | case 'N': |
047c9024 | 3239 | add_specific_symbol (optarg, strip_specific_htab); |
252b5132 | 3240 | break; |
57938635 | 3241 | |
bcf32829 | 3242 | case OPTION_STRIP_UNNEEDED_SYMBOL: |
047c9024 | 3243 | add_specific_symbol (optarg, strip_unneeded_htab); |
bcf32829 JB |
3244 | break; |
3245 | ||
252b5132 | 3246 | case 'L': |
047c9024 | 3247 | add_specific_symbol (optarg, localize_specific_htab); |
252b5132 | 3248 | break; |
57938635 | 3249 | |
7b4a0685 | 3250 | case OPTION_GLOBALIZE_SYMBOL: |
047c9024 | 3251 | add_specific_symbol (optarg, globalize_specific_htab); |
7b4a0685 NC |
3252 | break; |
3253 | ||
16b2b71c | 3254 | case 'G': |
047c9024 | 3255 | add_specific_symbol (optarg, keepglobal_specific_htab); |
16b2b71c NC |
3256 | break; |
3257 | ||
252b5132 | 3258 | case 'W': |
047c9024 | 3259 | add_specific_symbol (optarg, weaken_specific_htab); |
252b5132 | 3260 | break; |
57938635 | 3261 | |
252b5132 | 3262 | case 'p': |
b34976b6 | 3263 | preserve_dates = TRUE; |
252b5132 | 3264 | break; |
57938635 | 3265 | |
5fe11841 NC |
3266 | case 'w': |
3267 | wildcard = TRUE; | |
3268 | break; | |
3269 | ||
252b5132 RH |
3270 | case 'x': |
3271 | discard_locals = LOCALS_ALL; | |
3272 | break; | |
57938635 | 3273 | |
252b5132 RH |
3274 | case 'X': |
3275 | discard_locals = LOCALS_START_L; | |
3276 | break; | |
57938635 | 3277 | |
252b5132 | 3278 | case 'v': |
b34976b6 | 3279 | verbose = TRUE; |
252b5132 | 3280 | break; |
57938635 | 3281 | |
252b5132 | 3282 | case 'V': |
b34976b6 | 3283 | show_version = TRUE; |
252b5132 | 3284 | break; |
57938635 | 3285 | |
7c29036b NC |
3286 | case OPTION_FORMATS_INFO: |
3287 | formats_info = TRUE; | |
3288 | break; | |
3289 | ||
252b5132 | 3290 | case OPTION_WEAKEN: |
b34976b6 | 3291 | weaken = TRUE; |
252b5132 | 3292 | break; |
57938635 | 3293 | |
252b5132 RH |
3294 | case OPTION_ADD_SECTION: |
3295 | { | |
3296 | const char *s; | |
f24ddbdd | 3297 | off_t size; |
252b5132 RH |
3298 | struct section_add *pa; |
3299 | int len; | |
3300 | char *name; | |
3301 | FILE *f; | |
3302 | ||
3303 | s = strchr (optarg, '='); | |
57938635 | 3304 | |
252b5132 | 3305 | if (s == NULL) |
57938635 | 3306 | fatal (_("bad format for %s"), "--add-section"); |
252b5132 | 3307 | |
f24ddbdd NC |
3308 | size = get_file_size (s + 1); |
3309 | if (size < 1) | |
d68c385b NC |
3310 | { |
3311 | status = 1; | |
3312 | break; | |
3313 | } | |
252b5132 | 3314 | |
d3ba0551 | 3315 | pa = xmalloc (sizeof (struct section_add)); |
252b5132 RH |
3316 | |
3317 | len = s - optarg; | |
d3ba0551 | 3318 | name = xmalloc (len + 1); |
252b5132 RH |
3319 | strncpy (name, optarg, len); |
3320 | name[len] = '\0'; | |
3321 | pa->name = name; | |
3322 | ||
3323 | pa->filename = s + 1; | |
f24ddbdd NC |
3324 | pa->size = size; |
3325 | pa->contents = xmalloc (size); | |
252b5132 | 3326 | |
252b5132 | 3327 | f = fopen (pa->filename, FOPEN_RB); |
57938635 | 3328 | |
252b5132 | 3329 | if (f == NULL) |
84e2f313 NC |
3330 | fatal (_("cannot open: %s: %s"), |
3331 | pa->filename, strerror (errno)); | |
57938635 | 3332 | |
252b5132 RH |
3333 | if (fread (pa->contents, 1, pa->size, f) == 0 |
3334 | || ferror (f)) | |
3335 | fatal (_("%s: fread failed"), pa->filename); | |
3336 | ||
3337 | fclose (f); | |
3338 | ||
3339 | pa->next = add_sections; | |
3340 | add_sections = pa; | |
3341 | } | |
3342 | break; | |
57938635 | 3343 | |
252b5132 RH |
3344 | case OPTION_CHANGE_START: |
3345 | change_start = parse_vma (optarg, "--change-start"); | |
3346 | break; | |
57938635 | 3347 | |
252b5132 RH |
3348 | case OPTION_CHANGE_SECTION_ADDRESS: |
3349 | case OPTION_CHANGE_SECTION_LMA: | |
3350 | case OPTION_CHANGE_SECTION_VMA: | |
3351 | { | |
3352 | const char *s; | |
3353 | int len; | |
3354 | char *name; | |
b4c96d0d | 3355 | char *option = NULL; |
252b5132 | 3356 | bfd_vma val; |
b4c96d0d | 3357 | enum change_action what = CHANGE_IGNORE; |
57938635 | 3358 | |
252b5132 RH |
3359 | switch (c) |
3360 | { | |
b4c96d0d ILT |
3361 | case OPTION_CHANGE_SECTION_ADDRESS: |
3362 | option = "--change-section-address"; | |
3363 | break; | |
3364 | case OPTION_CHANGE_SECTION_LMA: | |
3365 | option = "--change-section-lma"; | |
3366 | break; | |
3367 | case OPTION_CHANGE_SECTION_VMA: | |
3368 | option = "--change-section-vma"; | |
3369 | break; | |
252b5132 | 3370 | } |
57938635 | 3371 | |
252b5132 RH |
3372 | s = strchr (optarg, '='); |
3373 | if (s == NULL) | |
3374 | { | |
3375 | s = strchr (optarg, '+'); | |
3376 | if (s == NULL) | |
3377 | { | |
3378 | s = strchr (optarg, '-'); | |
3379 | if (s == NULL) | |
3380 | fatal (_("bad format for %s"), option); | |
3381 | } | |
3382 | } | |
3383 | ||
3384 | len = s - optarg; | |
d3ba0551 | 3385 | name = xmalloc (len + 1); |
252b5132 RH |
3386 | strncpy (name, optarg, len); |
3387 | name[len] = '\0'; | |
3388 | ||
b34976b6 | 3389 | p = find_section_list (name, TRUE); |
252b5132 RH |
3390 | |
3391 | val = parse_vma (s + 1, option); | |
3392 | ||
3393 | switch (*s) | |
3394 | { | |
3395 | case '=': what = CHANGE_SET; break; | |
3396 | case '-': val = - val; /* Drop through. */ | |
3397 | case '+': what = CHANGE_MODIFY; break; | |
3398 | } | |
57938635 | 3399 | |
252b5132 RH |
3400 | switch (c) |
3401 | { | |
3402 | case OPTION_CHANGE_SECTION_ADDRESS: | |
3403 | p->change_vma = what; | |
3404 | p->vma_val = val; | |
3405 | /* Drop through. */ | |
57938635 | 3406 | |
252b5132 RH |
3407 | case OPTION_CHANGE_SECTION_LMA: |
3408 | p->change_lma = what; | |
3409 | p->lma_val = val; | |
3410 | break; | |
57938635 | 3411 | |
252b5132 RH |
3412 | case OPTION_CHANGE_SECTION_VMA: |
3413 | p->change_vma = what; | |
3414 | p->vma_val = val; | |
3415 | break; | |
3416 | } | |
3417 | } | |
3418 | break; | |
57938635 | 3419 | |
252b5132 RH |
3420 | case OPTION_CHANGE_ADDRESSES: |
3421 | change_section_address = parse_vma (optarg, "--change-addresses"); | |
3422 | change_start = change_section_address; | |
3423 | break; | |
57938635 | 3424 | |
252b5132 | 3425 | case OPTION_CHANGE_WARNINGS: |
b34976b6 | 3426 | change_warn = TRUE; |
252b5132 | 3427 | break; |
57938635 | 3428 | |
252b5132 | 3429 | case OPTION_CHANGE_LEADING_CHAR: |
b34976b6 | 3430 | change_leading_char = TRUE; |
252b5132 | 3431 | break; |
57938635 | 3432 | |
252b5132 | 3433 | case OPTION_DEBUGGING: |
b34976b6 | 3434 | convert_debugging = TRUE; |
252b5132 | 3435 | break; |
57938635 | 3436 | |
252b5132 RH |
3437 | case OPTION_GAP_FILL: |
3438 | { | |
3439 | bfd_vma gap_fill_vma; | |
3440 | ||
3441 | gap_fill_vma = parse_vma (optarg, "--gap-fill"); | |
3442 | gap_fill = (bfd_byte) gap_fill_vma; | |
3443 | if ((bfd_vma) gap_fill != gap_fill_vma) | |
3444 | { | |
3445 | char buff[20]; | |
57938635 | 3446 | |
252b5132 | 3447 | sprintf_vma (buff, gap_fill_vma); |
57938635 | 3448 | |
252b5132 RH |
3449 | non_fatal (_("Warning: truncating gap-fill from 0x%s to 0x%x"), |
3450 | buff, gap_fill); | |
3451 | } | |
b34976b6 | 3452 | gap_fill_set = TRUE; |
252b5132 RH |
3453 | } |
3454 | break; | |
57938635 | 3455 | |
252b5132 | 3456 | case OPTION_NO_CHANGE_WARNINGS: |
b34976b6 | 3457 | change_warn = FALSE; |
252b5132 | 3458 | break; |
57938635 | 3459 | |
252b5132 RH |
3460 | case OPTION_PAD_TO: |
3461 | pad_to = parse_vma (optarg, "--pad-to"); | |
b34976b6 | 3462 | pad_to_set = TRUE; |
252b5132 | 3463 | break; |
57938635 | 3464 | |
252b5132 | 3465 | case OPTION_REMOVE_LEADING_CHAR: |
b34976b6 | 3466 | remove_leading_char = TRUE; |
252b5132 | 3467 | break; |
57938635 AM |
3468 | |
3469 | case OPTION_REDEFINE_SYM: | |
3470 | { | |
3471 | /* Push this redefinition onto redefine_symbol_list. */ | |
3472 | ||
3473 | int len; | |
3474 | const char *s; | |
3475 | const char *nextarg; | |
3476 | char *source, *target; | |
3477 | ||
3478 | s = strchr (optarg, '='); | |
3479 | if (s == NULL) | |
594ef5db | 3480 | fatal (_("bad format for %s"), "--redefine-sym"); |
57938635 AM |
3481 | |
3482 | len = s - optarg; | |
d3ba0551 | 3483 | source = xmalloc (len + 1); |
57938635 AM |
3484 | strncpy (source, optarg, len); |
3485 | source[len] = '\0'; | |
3486 | ||
3487 | nextarg = s + 1; | |
3488 | len = strlen (nextarg); | |
d3ba0551 | 3489 | target = xmalloc (len + 1); |
57938635 AM |
3490 | strcpy (target, nextarg); |
3491 | ||
92991082 | 3492 | redefine_list_append ("--redefine-sym", source, target); |
57938635 AM |
3493 | |
3494 | free (source); | |
3495 | free (target); | |
3496 | } | |
3497 | break; | |
3498 | ||
92991082 JT |
3499 | case OPTION_REDEFINE_SYMS: |
3500 | add_redefine_syms_file (optarg); | |
3501 | break; | |
3502 | ||
252b5132 RH |
3503 | case OPTION_SET_SECTION_FLAGS: |
3504 | { | |
3505 | const char *s; | |
3506 | int len; | |
3507 | char *name; | |
3508 | ||
3509 | s = strchr (optarg, '='); | |
3510 | if (s == NULL) | |
57938635 | 3511 | fatal (_("bad format for %s"), "--set-section-flags"); |
252b5132 RH |
3512 | |
3513 | len = s - optarg; | |
d3ba0551 | 3514 | name = xmalloc (len + 1); |
252b5132 RH |
3515 | strncpy (name, optarg, len); |
3516 | name[len] = '\0'; | |
3517 | ||
b34976b6 | 3518 | p = find_section_list (name, TRUE); |
252b5132 | 3519 | |
b34976b6 | 3520 | p->set_flags = TRUE; |
252b5132 RH |
3521 | p->flags = parse_flags (s + 1); |
3522 | } | |
3523 | break; | |
57938635 | 3524 | |
594ef5db NC |
3525 | case OPTION_RENAME_SECTION: |
3526 | { | |
3527 | flagword flags; | |
3bcfb3e4 AM |
3528 | const char *eq, *fl; |
3529 | char *old_name; | |
3530 | char *new_name; | |
594ef5db NC |
3531 | unsigned int len; |
3532 | ||
3bcfb3e4 AM |
3533 | eq = strchr (optarg, '='); |
3534 | if (eq == NULL) | |
594ef5db NC |
3535 | fatal (_("bad format for %s"), "--rename-section"); |
3536 | ||
3bcfb3e4 | 3537 | len = eq - optarg; |
594ef5db | 3538 | if (len == 0) |
3bcfb3e4 | 3539 | fatal (_("bad format for %s"), "--rename-section"); |
594ef5db | 3540 | |
d3ba0551 | 3541 | old_name = xmalloc (len + 1); |
594ef5db NC |
3542 | strncpy (old_name, optarg, len); |
3543 | old_name[len] = 0; | |
3544 | ||
3bcfb3e4 AM |
3545 | eq++; |
3546 | fl = strchr (eq, ','); | |
3547 | if (fl) | |
594ef5db | 3548 | { |
3bcfb3e4 AM |
3549 | flags = parse_flags (fl + 1); |
3550 | len = fl - eq; | |
594ef5db NC |
3551 | } |
3552 | else | |
3553 | { | |
594ef5db | 3554 | flags = -1; |
3bcfb3e4 | 3555 | len = strlen (eq); |
594ef5db NC |
3556 | } |
3557 | ||
3bcfb3e4 AM |
3558 | if (len == 0) |
3559 | fatal (_("bad format for %s"), "--rename-section"); | |
3560 | ||
d3ba0551 | 3561 | new_name = xmalloc (len + 1); |
3bcfb3e4 AM |
3562 | strncpy (new_name, eq, len); |
3563 | new_name[len] = 0; | |
3564 | ||
594ef5db NC |
3565 | add_section_rename (old_name, new_name, flags); |
3566 | } | |
3567 | break; | |
3568 | ||
252b5132 RH |
3569 | case OPTION_SET_START: |
3570 | set_start = parse_vma (optarg, "--set-start"); | |
b34976b6 | 3571 | set_start_set = TRUE; |
252b5132 | 3572 | break; |
57938635 | 3573 | |
0af11b59 KH |
3574 | case OPTION_SREC_LEN: |
3575 | Chunk = parse_vma (optarg, "--srec-len"); | |
3576 | break; | |
420496c1 | 3577 | |
0af11b59 | 3578 | case OPTION_SREC_FORCES3: |
b34976b6 | 3579 | S3Forced = TRUE; |
0af11b59 | 3580 | break; |
420496c1 | 3581 | |
16b2b71c | 3582 | case OPTION_STRIP_SYMBOLS: |
047c9024 | 3583 | add_specific_symbols (optarg, strip_specific_htab); |
16b2b71c NC |
3584 | break; |
3585 | ||
bcf32829 | 3586 | case OPTION_STRIP_UNNEEDED_SYMBOLS: |
047c9024 | 3587 | add_specific_symbols (optarg, strip_unneeded_htab); |
bcf32829 JB |
3588 | break; |
3589 | ||
16b2b71c | 3590 | case OPTION_KEEP_SYMBOLS: |
047c9024 | 3591 | add_specific_symbols (optarg, keep_specific_htab); |
16b2b71c NC |
3592 | break; |
3593 | ||
d58c2e3a RS |
3594 | case OPTION_LOCALIZE_HIDDEN: |
3595 | localize_hidden = TRUE; | |
3596 | break; | |
3597 | ||
16b2b71c | 3598 | case OPTION_LOCALIZE_SYMBOLS: |
047c9024 | 3599 | add_specific_symbols (optarg, localize_specific_htab); |
16b2b71c NC |
3600 | break; |
3601 | ||
0408dee6 DK |
3602 | case OPTION_LONG_SECTION_NAMES: |
3603 | if (!strcmp ("enable", optarg)) | |
3604 | long_section_names = ENABLE; | |
3605 | else if (!strcmp ("disable", optarg)) | |
3606 | long_section_names = DISABLE; | |
3607 | else if (!strcmp ("keep", optarg)) | |
3608 | long_section_names = KEEP; | |
3609 | else | |
3610 | fatal (_("unknown long section names option '%s'"), optarg); | |
3611 | break; | |
3612 | ||
7b4a0685 | 3613 | case OPTION_GLOBALIZE_SYMBOLS: |
047c9024 | 3614 | add_specific_symbols (optarg, globalize_specific_htab); |
7b4a0685 NC |
3615 | break; |
3616 | ||
16b2b71c | 3617 | case OPTION_KEEPGLOBAL_SYMBOLS: |
047c9024 | 3618 | add_specific_symbols (optarg, keepglobal_specific_htab); |
16b2b71c NC |
3619 | break; |
3620 | ||
3621 | case OPTION_WEAKEN_SYMBOLS: | |
047c9024 | 3622 | add_specific_symbols (optarg, weaken_specific_htab); |
16b2b71c NC |
3623 | break; |
3624 | ||
1ae8b3d2 | 3625 | case OPTION_ALT_MACH_CODE: |
f9d4ad2a NC |
3626 | use_alt_mach_code = strtoul (optarg, NULL, 0); |
3627 | if (use_alt_mach_code == 0) | |
3628 | fatal (_("unable to parse alternative machine code")); | |
1ae8b3d2 AO |
3629 | break; |
3630 | ||
d7fb0dd2 NC |
3631 | case OPTION_PREFIX_SYMBOLS: |
3632 | prefix_symbols_string = optarg; | |
3633 | break; | |
3634 | ||
3635 | case OPTION_PREFIX_SECTIONS: | |
3636 | prefix_sections_string = optarg; | |
3637 | break; | |
3638 | ||
3639 | case OPTION_PREFIX_ALLOC_SECTIONS: | |
3640 | prefix_alloc_sections_string = optarg; | |
3641 | break; | |
3642 | ||
4087920c MR |
3643 | case OPTION_READONLY_TEXT: |
3644 | bfd_flags_to_set |= WP_TEXT; | |
3645 | bfd_flags_to_clear &= ~WP_TEXT; | |
3646 | break; | |
3647 | ||
3648 | case OPTION_WRITABLE_TEXT: | |
3649 | bfd_flags_to_clear |= WP_TEXT; | |
3650 | bfd_flags_to_set &= ~WP_TEXT; | |
3651 | break; | |
3652 | ||
3653 | case OPTION_PURE: | |
3654 | bfd_flags_to_set |= D_PAGED; | |
3655 | bfd_flags_to_clear &= ~D_PAGED; | |
3656 | break; | |
3657 | ||
3658 | case OPTION_IMPURE: | |
3659 | bfd_flags_to_clear |= D_PAGED; | |
3660 | bfd_flags_to_set &= ~D_PAGED; | |
3661 | break; | |
3662 | ||
d3e52d40 RS |
3663 | case OPTION_EXTRACT_SYMBOL: |
3664 | extract_symbol = TRUE; | |
3665 | break; | |
3666 | ||
9e48b4c6 NC |
3667 | case OPTION_REVERSE_BYTES: |
3668 | { | |
3669 | int prev = reverse_bytes; | |
3670 | ||
3671 | reverse_bytes = atoi (optarg); | |
3672 | if ((reverse_bytes <= 0) || ((reverse_bytes % 2) != 0)) | |
3673 | fatal (_("number of bytes to reverse must be positive and even")); | |
3674 | ||
3675 | if (prev && prev != reverse_bytes) | |
3676 | non_fatal (_("Warning: ignoring previous --reverse-bytes value of %d"), | |
3677 | prev); | |
3678 | break; | |
3679 | } | |
3680 | ||
92dd4511 L |
3681 | case OPTION_FILE_ALIGNMENT: |
3682 | pe_file_alignment = parse_vma (optarg, "--file-alignment"); | |
3683 | break; | |
3684 | ||
3685 | case OPTION_HEAP: | |
3686 | { | |
3687 | char *end; | |
3688 | pe_heap_reserve = strtoul (optarg, &end, 0); | |
3689 | if (end == optarg | |
3690 | || (*end != '.' && *end != '\0')) | |
3691 | non_fatal (_("%s: invalid reserve value for --heap"), | |
3692 | optarg); | |
3693 | else if (*end != '\0') | |
3694 | { | |
3695 | pe_heap_commit = strtoul (end + 1, &end, 0); | |
3696 | if (*end != '\0') | |
3697 | non_fatal (_("%s: invalid commit value for --heap"), | |
3698 | optarg); | |
3699 | } | |
3700 | } | |
3701 | break; | |
3702 | ||
3703 | case OPTION_IMAGE_BASE: | |
3704 | pe_image_base = parse_vma (optarg, "--image-base"); | |
3705 | break; | |
3706 | ||
3707 | case OPTION_SECTION_ALIGNMENT: | |
3708 | pe_section_alignment = parse_vma (optarg, | |
3709 | "--section-alignment"); | |
3710 | break; | |
3711 | ||
3712 | case OPTION_SUBSYSTEM: | |
3713 | set_pe_subsystem (optarg); | |
3714 | break; | |
3715 | ||
3716 | case OPTION_STACK: | |
3717 | { | |
3718 | char *end; | |
3719 | pe_stack_reserve = strtoul (optarg, &end, 0); | |
3720 | if (end == optarg | |
3721 | || (*end != '.' && *end != '\0')) | |
3722 | non_fatal (_("%s: invalid reserve value for --stack"), | |
3723 | optarg); | |
3724 | else if (*end != '\0') | |
3725 | { | |
3726 | pe_stack_commit = strtoul (end + 1, &end, 0); | |
3727 | if (*end != '\0') | |
3728 | non_fatal (_("%s: invalid commit value for --stack"), | |
3729 | optarg); | |
3730 | } | |
3731 | } | |
3732 | break; | |
3733 | ||
252b5132 | 3734 | case 0: |
2593f09a NC |
3735 | /* We've been given a long option. */ |
3736 | break; | |
57938635 | 3737 | |
8b53311e | 3738 | case 'H': |
252b5132 RH |
3739 | case 'h': |
3740 | copy_usage (stdout, 0); | |
57938635 | 3741 | |
252b5132 RH |
3742 | default: |
3743 | copy_usage (stderr, 1); | |
3744 | } | |
3745 | } | |
3746 | ||
7c29036b NC |
3747 | if (formats_info) |
3748 | { | |
3749 | display_info (); | |
3750 | return 0; | |
3751 | } | |
c1c0eb9e | 3752 | |
252b5132 RH |
3753 | if (show_version) |
3754 | print_version ("objcopy"); | |
3755 | ||
3756 | if (copy_byte >= interleave) | |
3757 | fatal (_("byte number must be less than interleave")); | |
3758 | ||
3759 | if (optind == argc || optind + 2 < argc) | |
3760 | copy_usage (stderr, 1); | |
3761 | ||
3762 | input_filename = argv[optind]; | |
3763 | if (optind + 1 < argc) | |
3764 | output_filename = argv[optind + 1]; | |
3765 | ||
3766 | /* Default is to strip no symbols. */ | |
3767 | if (strip_symbols == STRIP_UNDEF && discard_locals == LOCALS_UNDEF) | |
3768 | strip_symbols = STRIP_NONE; | |
3769 | ||
d3ba0551 | 3770 | if (output_target == NULL) |
252b5132 RH |
3771 | output_target = input_target; |
3772 | ||
92dd4511 L |
3773 | /* Convert input EFI target to PEI target. */ |
3774 | if (input_target != NULL | |
3775 | && strncmp (input_target, "efi-", 4) == 0) | |
3776 | { | |
3777 | char *efi; | |
3778 | ||
3779 | efi = xstrdup (output_target + 4); | |
3780 | if (strncmp (efi, "bsdrv-", 6) == 0 | |
3781 | || strncmp (efi, "rtdrv-", 6) == 0) | |
3782 | efi += 2; | |
3783 | else if (strncmp (efi, "app-", 4) != 0) | |
3784 | fatal (_("unknown input EFI target: %s"), input_target); | |
3785 | ||
3786 | input_target = efi; | |
3787 | convert_efi_target (efi); | |
3788 | } | |
3789 | ||
3790 | /* Convert output EFI target to PEI target. */ | |
3791 | if (output_target != NULL | |
3792 | && strncmp (output_target, "efi-", 4) == 0) | |
3793 | { | |
3794 | char *efi; | |
3795 | ||
3796 | efi = xstrdup (output_target + 4); | |
3797 | if (strncmp (efi, "app-", 4) == 0) | |
3798 | { | |
3799 | if (pe_subsystem == -1) | |
3800 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_APPLICATION; | |
3801 | } | |
3802 | else if (strncmp (efi, "bsdrv-", 6) == 0) | |
3803 | { | |
3804 | if (pe_subsystem == -1) | |
3805 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER; | |
3806 | efi += 2; | |
3807 | } | |
3808 | else if (strncmp (efi, "rtdrv-", 6) == 0) | |
3809 | { | |
3810 | if (pe_subsystem == -1) | |
3811 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER; | |
3812 | efi += 2; | |
3813 | } | |
3814 | else | |
3815 | fatal (_("unknown output EFI target: %s"), output_target); | |
3816 | ||
3817 | if (pe_file_alignment == (bfd_vma) -1) | |
3818 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
3819 | if (pe_section_alignment == (bfd_vma) -1) | |
3820 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
3821 | ||
3822 | output_target = efi; | |
3823 | convert_efi_target (efi); | |
3824 | } | |
3825 | ||
d3ba0551 | 3826 | if (binary_architecture != NULL) |
252b5132 | 3827 | { |
43a0748c | 3828 | if (input_target && strcmp (input_target, "binary") == 0) |
0af11b59 KH |
3829 | { |
3830 | const bfd_arch_info_type * temp_arch_info; | |
43a0748c NC |
3831 | |
3832 | temp_arch_info = bfd_scan_arch (binary_architecture); | |
3833 | ||
0af11b59 | 3834 | if (temp_arch_info != NULL) |
b749473b NC |
3835 | { |
3836 | bfd_external_binary_architecture = temp_arch_info->arch; | |
3837 | bfd_external_machine = temp_arch_info->mach; | |
3838 | } | |
0af11b59 KH |
3839 | else |
3840 | fatal (_("architecture %s unknown"), binary_architecture); | |
3841 | } | |
43a0748c NC |
3842 | else |
3843 | { | |
3844 | non_fatal (_("Warning: input target 'binary' required for binary architecture parameter.")); | |
3845 | non_fatal (_(" Argument %s ignored"), binary_architecture); | |
3846 | } | |
252b5132 RH |
3847 | } |
3848 | ||
43a0748c NC |
3849 | if (preserve_dates) |
3850 | if (stat (input_filename, & statbuf) < 0) | |
f24ddbdd NC |
3851 | fatal (_("warning: could not locate '%s'. System error message: %s"), |
3852 | input_filename, strerror (errno)); | |
43a0748c | 3853 | |
0fcdcb91 | 3854 | /* If there is no destination file, or the source and destination files |
d3ba0551 AM |
3855 | are the same, then create a temp and rename the result into the input. */ |
3856 | if (output_filename == NULL || strcmp (input_filename, output_filename) == 0) | |
12f498a7 | 3857 | tmpname = make_tempname (input_filename); |
252b5132 | 3858 | else |
12f498a7 | 3859 | tmpname = output_filename; |
c1c0eb9e | 3860 | |
12f498a7 NS |
3861 | if (tmpname == NULL) |
3862 | fatal (_("warning: could not create temporary file whilst copying '%s', (error: %s)"), | |
3863 | input_filename, strerror (errno)); | |
594ef5db | 3864 | |
12f498a7 NS |
3865 | copy_file (input_filename, tmpname, input_target, output_target); |
3866 | if (status == 0) | |
3867 | { | |
3868 | if (preserve_dates) | |
3869 | set_times (tmpname, &statbuf); | |
3870 | if (tmpname != output_filename) | |
92fac5ec L |
3871 | status = (smart_rename (tmpname, input_filename, |
3872 | preserve_dates) != 0); | |
252b5132 | 3873 | } |
12f498a7 NS |
3874 | else |
3875 | unlink_if_ordinary (tmpname); | |
252b5132 RH |
3876 | |
3877 | if (change_warn) | |
3878 | { | |
3879 | for (p = change_sections; p != NULL; p = p->next) | |
3880 | { | |
3881 | if (! p->used) | |
3882 | { | |
3883 | if (p->change_vma != CHANGE_IGNORE) | |
3884 | { | |
3885 | char buff [20]; | |
3886 | ||
3887 | sprintf_vma (buff, p->vma_val); | |
57938635 | 3888 | |
252b5132 | 3889 | /* xgettext:c-format */ |
57938635 AM |
3890 | non_fatal (_("%s %s%c0x%s never used"), |
3891 | "--change-section-vma", | |
252b5132 RH |
3892 | p->name, |
3893 | p->change_vma == CHANGE_SET ? '=' : '+', | |
3894 | buff); | |
3895 | } | |
57938635 | 3896 | |
252b5132 RH |
3897 | if (p->change_lma != CHANGE_IGNORE) |
3898 | { | |
3899 | char buff [20]; | |
3900 | ||
3901 | sprintf_vma (buff, p->lma_val); | |
57938635 | 3902 | |
252b5132 | 3903 | /* xgettext:c-format */ |
57938635 AM |
3904 | non_fatal (_("%s %s%c0x%s never used"), |
3905 | "--change-section-lma", | |
252b5132 RH |
3906 | p->name, |
3907 | p->change_lma == CHANGE_SET ? '=' : '+', | |
3908 | buff); | |
3909 | } | |
3910 | } | |
3911 | } | |
3912 | } | |
3913 | ||
3914 | return 0; | |
3915 | } | |
3916 | ||
3917 | int | |
84e2f313 | 3918 | main (int argc, char *argv[]) |
252b5132 RH |
3919 | { |
3920 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
3921 | setlocale (LC_MESSAGES, ""); | |
3882b010 L |
3922 | #endif |
3923 | #if defined (HAVE_SETLOCALE) | |
3924 | setlocale (LC_CTYPE, ""); | |
252b5132 RH |
3925 | #endif |
3926 | bindtextdomain (PACKAGE, LOCALEDIR); | |
3927 | textdomain (PACKAGE); | |
3928 | ||
3929 | program_name = argv[0]; | |
3930 | xmalloc_set_program_name (program_name); | |
3931 | ||
3932 | START_PROGRESS (program_name, 0); | |
3933 | ||
869b9d07 MM |
3934 | expandargv (&argc, &argv); |
3935 | ||
252b5132 RH |
3936 | strip_symbols = STRIP_UNDEF; |
3937 | discard_locals = LOCALS_UNDEF; | |
3938 | ||
3939 | bfd_init (); | |
3940 | set_default_bfd_target (); | |
3941 | ||
3942 | if (is_strip < 0) | |
3943 | { | |
3944 | int i = strlen (program_name); | |
5af11cab AM |
3945 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
3946 | /* Drop the .exe suffix, if any. */ | |
3947 | if (i > 4 && FILENAME_CMP (program_name + i - 4, ".exe") == 0) | |
3948 | { | |
3949 | i -= 4; | |
3950 | program_name[i] = '\0'; | |
3951 | } | |
3952 | #endif | |
3953 | is_strip = (i >= 5 && FILENAME_CMP (program_name + i - 5, "strip") == 0); | |
252b5132 RH |
3954 | } |
3955 | ||
047c9024 NC |
3956 | create_symbol_htabs (); |
3957 | ||
252b5132 RH |
3958 | if (is_strip) |
3959 | strip_main (argc, argv); | |
3960 | else | |
3961 | copy_main (argc, argv); | |
3962 | ||
3963 | END_PROGRESS (program_name); | |
3964 | ||
3965 | return status; | |
3966 | } |