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