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252b5132 | 1 | /* objcopy.c -- copy object file from input to output, optionally massaging it. |
8c2bc687 | 2 | Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
955d0b3b | 3 | 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 |
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" |
6e2c86ac | 33 | #include "libbfd.h" |
0408dee6 DK |
34 | #include "coff/internal.h" |
35 | #include "libcoff.h" | |
252b5132 | 36 | |
92dd4511 L |
37 | /* FIXME: See bfd/peXXigen.c for why we include an architecture specific |
38 | header in generic PE code. */ | |
39 | #include "coff/i386.h" | |
40 | #include "coff/pe.h" | |
41 | ||
42 | static bfd_vma pe_file_alignment = (bfd_vma) -1; | |
43 | static bfd_vma pe_heap_commit = (bfd_vma) -1; | |
44 | static bfd_vma pe_heap_reserve = (bfd_vma) -1; | |
45 | static bfd_vma pe_image_base = (bfd_vma) -1; | |
46 | static bfd_vma pe_section_alignment = (bfd_vma) -1; | |
47 | static bfd_vma pe_stack_commit = (bfd_vma) -1; | |
48 | static bfd_vma pe_stack_reserve = (bfd_vma) -1; | |
49 | static short pe_subsystem = -1; | |
50 | static short pe_major_subsystem_version = -1; | |
51 | static short pe_minor_subsystem_version = -1; | |
52 | ||
047c9024 | 53 | struct is_specified_symbol_predicate_data |
252b5132 | 54 | { |
047c9024 NC |
55 | const char *name; |
56 | bfd_boolean found; | |
252b5132 RH |
57 | }; |
58 | ||
57938635 AM |
59 | /* A list to support redefine_sym. */ |
60 | struct redefine_node | |
61 | { | |
62 | char *source; | |
63 | char *target; | |
64 | struct redefine_node *next; | |
65 | }; | |
66 | ||
594ef5db NC |
67 | typedef struct section_rename |
68 | { | |
69 | const char * old_name; | |
70 | const char * new_name; | |
71 | flagword flags; | |
72 | struct section_rename * next; | |
73 | } | |
74 | section_rename; | |
75 | ||
76 | /* List of sections to be renamed. */ | |
84e2f313 | 77 | static section_rename *section_rename_list; |
594ef5db | 78 | |
84e2f313 NC |
79 | static asymbol **isympp = NULL; /* Input symbols. */ |
80 | static asymbol **osympp = NULL; /* Output symbols that survive stripping. */ | |
252b5132 | 81 | |
b7dd81f7 | 82 | /* If `copy_byte' >= 0, copy 'copy_width' byte(s) of every `interleave' bytes. */ |
252b5132 | 83 | static int copy_byte = -1; |
b7dd81f7 NC |
84 | static int interleave = 0; /* Initialised to 4 in copy_main(). */ |
85 | static int copy_width = 1; | |
252b5132 | 86 | |
b34976b6 AM |
87 | static bfd_boolean verbose; /* Print file and target names. */ |
88 | static bfd_boolean preserve_dates; /* Preserve input file timestamp. */ | |
955d0b3b | 89 | static int deterministic = -1; /* Enable deterministic archives. */ |
252b5132 RH |
90 | static int status = 0; /* Exit status. */ |
91 | ||
92 | enum strip_action | |
93 | { | |
94 | STRIP_UNDEF, | |
84e2f313 NC |
95 | STRIP_NONE, /* Don't strip. */ |
96 | STRIP_DEBUG, /* Strip all debugger symbols. */ | |
97 | STRIP_UNNEEDED, /* Strip unnecessary symbols. */ | |
ed1653a7 | 98 | STRIP_NONDEBUG, /* Strip everything but debug info. */ |
96109726 CC |
99 | STRIP_DWO, /* Strip all DWO info. */ |
100 | STRIP_NONDWO, /* Strip everything but DWO info. */ | |
84e2f313 | 101 | STRIP_ALL /* Strip all symbols. */ |
252b5132 RH |
102 | }; |
103 | ||
0af11b59 | 104 | /* Which symbols to remove. */ |
4fc8b895 | 105 | static enum strip_action strip_symbols = STRIP_UNDEF; |
252b5132 RH |
106 | |
107 | enum locals_action | |
108 | { | |
109 | LOCALS_UNDEF, | |
84e2f313 NC |
110 | LOCALS_START_L, /* Discard locals starting with L. */ |
111 | LOCALS_ALL /* Discard all locals. */ | |
252b5132 RH |
112 | }; |
113 | ||
114 | /* Which local symbols to remove. Overrides STRIP_ALL. */ | |
115 | static enum locals_action discard_locals; | |
116 | ||
117 | /* What kind of change to perform. */ | |
118 | enum change_action | |
119 | { | |
120 | CHANGE_IGNORE, | |
121 | CHANGE_MODIFY, | |
122 | CHANGE_SET | |
123 | }; | |
124 | ||
125 | /* Structure used to hold lists of sections and actions to take. */ | |
126 | struct section_list | |
127 | { | |
b34976b6 AM |
128 | struct section_list * next; /* Next section to change. */ |
129 | const char * name; /* Section name. */ | |
130 | bfd_boolean used; /* Whether this entry was used. */ | |
131 | bfd_boolean remove; /* Whether to remove this section. */ | |
132 | bfd_boolean copy; /* Whether to copy this section. */ | |
133 | enum change_action change_vma;/* Whether to change or set VMA. */ | |
134 | bfd_vma vma_val; /* Amount to change by or set to. */ | |
135 | enum change_action change_lma;/* Whether to change or set LMA. */ | |
136 | bfd_vma lma_val; /* Amount to change by or set to. */ | |
137 | bfd_boolean set_flags; /* Whether to set the section flags. */ | |
138 | flagword flags; /* What to set the section flags to. */ | |
252b5132 RH |
139 | }; |
140 | ||
141 | static struct section_list *change_sections; | |
594ef5db | 142 | |
b34976b6 AM |
143 | /* TRUE if some sections are to be removed. */ |
144 | static bfd_boolean sections_removed; | |
594ef5db | 145 | |
b34976b6 AM |
146 | /* TRUE if only some sections are to be copied. */ |
147 | static bfd_boolean sections_copied; | |
252b5132 RH |
148 | |
149 | /* Changes to the start address. */ | |
150 | static bfd_vma change_start = 0; | |
b34976b6 | 151 | static bfd_boolean set_start_set = FALSE; |
252b5132 RH |
152 | static bfd_vma set_start; |
153 | ||
154 | /* Changes to section addresses. */ | |
155 | static bfd_vma change_section_address = 0; | |
156 | ||
157 | /* Filling gaps between sections. */ | |
b34976b6 | 158 | static bfd_boolean gap_fill_set = FALSE; |
252b5132 RH |
159 | static bfd_byte gap_fill = 0; |
160 | ||
161 | /* Pad to a given address. */ | |
b34976b6 | 162 | static bfd_boolean pad_to_set = FALSE; |
252b5132 RH |
163 | static bfd_vma pad_to; |
164 | ||
f9d4ad2a NC |
165 | /* Use alternative machine code? */ |
166 | static unsigned long use_alt_mach_code = 0; | |
1ae8b3d2 | 167 | |
4087920c MR |
168 | /* Output BFD flags user wants to set or clear */ |
169 | static flagword bfd_flags_to_set; | |
170 | static flagword bfd_flags_to_clear; | |
171 | ||
252b5132 | 172 | /* List of sections to add. */ |
252b5132 RH |
173 | struct section_add |
174 | { | |
175 | /* Next section to add. */ | |
176 | struct section_add *next; | |
177 | /* Name of section to add. */ | |
178 | const char *name; | |
179 | /* Name of file holding section contents. */ | |
180 | const char *filename; | |
181 | /* Size of file. */ | |
182 | size_t size; | |
183 | /* Contents of file. */ | |
184 | bfd_byte *contents; | |
185 | /* BFD section, after it has been added. */ | |
186 | asection *section; | |
187 | }; | |
188 | ||
594ef5db | 189 | /* List of sections to add to the output BFD. */ |
252b5132 RH |
190 | static struct section_add *add_sections; |
191 | ||
2593f09a NC |
192 | /* If non-NULL the argument to --add-gnu-debuglink. |
193 | This should be the filename to store in the .gnu_debuglink section. */ | |
194 | static const char * gnu_debuglink_filename = NULL; | |
195 | ||
252b5132 | 196 | /* Whether to convert debugging information. */ |
b34976b6 | 197 | static bfd_boolean convert_debugging = FALSE; |
252b5132 | 198 | |
4a114e3e L |
199 | /* Whether to compress/decompress DWARF debug sections. */ |
200 | static enum | |
201 | { | |
202 | nothing, | |
203 | compress, | |
204 | decompress | |
205 | } do_debug_sections = nothing; | |
206 | ||
252b5132 | 207 | /* Whether to change the leading character in symbol names. */ |
b34976b6 | 208 | static bfd_boolean change_leading_char = FALSE; |
252b5132 RH |
209 | |
210 | /* Whether to remove the leading character from global symbol names. */ | |
b34976b6 | 211 | static bfd_boolean remove_leading_char = FALSE; |
252b5132 | 212 | |
aaad4cf3 | 213 | /* Whether to permit wildcard in symbol comparison. */ |
5fe11841 NC |
214 | static bfd_boolean wildcard = FALSE; |
215 | ||
d58c2e3a RS |
216 | /* True if --localize-hidden is in effect. */ |
217 | static bfd_boolean localize_hidden = FALSE; | |
218 | ||
16b2b71c NC |
219 | /* List of symbols to strip, keep, localize, keep-global, weaken, |
220 | or redefine. */ | |
047c9024 NC |
221 | static htab_t strip_specific_htab = NULL; |
222 | static htab_t strip_unneeded_htab = NULL; | |
223 | static htab_t keep_specific_htab = NULL; | |
224 | static htab_t localize_specific_htab = NULL; | |
225 | static htab_t globalize_specific_htab = NULL; | |
226 | static htab_t keepglobal_specific_htab = NULL; | |
227 | static htab_t weaken_specific_htab = NULL; | |
57938635 | 228 | static struct redefine_node *redefine_sym_list = NULL; |
252b5132 | 229 | |
b34976b6 AM |
230 | /* If this is TRUE, we weaken global symbols (set BSF_WEAK). */ |
231 | static bfd_boolean weaken = FALSE; | |
252b5132 | 232 | |
1637cd90 JB |
233 | /* If this is TRUE, we retain BSF_FILE symbols. */ |
234 | static bfd_boolean keep_file_symbols = FALSE; | |
235 | ||
d7fb0dd2 NC |
236 | /* Prefix symbols/sections. */ |
237 | static char *prefix_symbols_string = 0; | |
238 | static char *prefix_sections_string = 0; | |
239 | static char *prefix_alloc_sections_string = 0; | |
240 | ||
d3e52d40 RS |
241 | /* True if --extract-symbol was passed on the command line. */ |
242 | static bfd_boolean extract_symbol = FALSE; | |
243 | ||
9e48b4c6 NC |
244 | /* If `reverse_bytes' is nonzero, then reverse the order of every chunk |
245 | of <reverse_bytes> bytes within each output section. */ | |
246 | static int reverse_bytes = 0; | |
247 | ||
0408dee6 DK |
248 | /* For Coff objects, we may want to allow or disallow long section names, |
249 | or preserve them where found in the inputs. Debug info relies on them. */ | |
250 | enum long_section_name_handling | |
251 | { | |
252 | DISABLE, | |
253 | ENABLE, | |
254 | KEEP | |
255 | }; | |
256 | ||
257 | /* The default long section handling mode is to preserve them. | |
258 | This is also the only behaviour for 'strip'. */ | |
259 | static enum long_section_name_handling long_section_names = KEEP; | |
9e48b4c6 | 260 | |
252b5132 | 261 | /* 150 isn't special; it's just an arbitrary non-ASCII char value. */ |
84e2f313 NC |
262 | enum command_line_switch |
263 | { | |
264 | OPTION_ADD_SECTION=150, | |
265 | OPTION_CHANGE_ADDRESSES, | |
266 | OPTION_CHANGE_LEADING_CHAR, | |
267 | OPTION_CHANGE_START, | |
268 | OPTION_CHANGE_SECTION_ADDRESS, | |
269 | OPTION_CHANGE_SECTION_LMA, | |
270 | OPTION_CHANGE_SECTION_VMA, | |
271 | OPTION_CHANGE_WARNINGS, | |
4a114e3e | 272 | OPTION_COMPRESS_DEBUG_SECTIONS, |
84e2f313 | 273 | OPTION_DEBUGGING, |
4a114e3e | 274 | OPTION_DECOMPRESS_DEBUG_SECTIONS, |
84e2f313 NC |
275 | OPTION_GAP_FILL, |
276 | OPTION_NO_CHANGE_WARNINGS, | |
277 | OPTION_PAD_TO, | |
278 | OPTION_REMOVE_LEADING_CHAR, | |
279 | OPTION_SET_SECTION_FLAGS, | |
280 | OPTION_SET_START, | |
281 | OPTION_STRIP_UNNEEDED, | |
282 | OPTION_WEAKEN, | |
283 | OPTION_REDEFINE_SYM, | |
284 | OPTION_REDEFINE_SYMS, | |
285 | OPTION_SREC_LEN, | |
286 | OPTION_SREC_FORCES3, | |
287 | OPTION_STRIP_SYMBOLS, | |
bcf32829 JB |
288 | OPTION_STRIP_UNNEEDED_SYMBOL, |
289 | OPTION_STRIP_UNNEEDED_SYMBOLS, | |
84e2f313 | 290 | OPTION_KEEP_SYMBOLS, |
d58c2e3a | 291 | OPTION_LOCALIZE_HIDDEN, |
84e2f313 | 292 | OPTION_LOCALIZE_SYMBOLS, |
0408dee6 | 293 | OPTION_LONG_SECTION_NAMES, |
7b4a0685 NC |
294 | OPTION_GLOBALIZE_SYMBOL, |
295 | OPTION_GLOBALIZE_SYMBOLS, | |
84e2f313 NC |
296 | OPTION_KEEPGLOBAL_SYMBOLS, |
297 | OPTION_WEAKEN_SYMBOLS, | |
298 | OPTION_RENAME_SECTION, | |
299 | OPTION_ALT_MACH_CODE, | |
300 | OPTION_PREFIX_SYMBOLS, | |
301 | OPTION_PREFIX_SECTIONS, | |
302 | OPTION_PREFIX_ALLOC_SECTIONS, | |
303 | OPTION_FORMATS_INFO, | |
304 | OPTION_ADD_GNU_DEBUGLINK, | |
4087920c | 305 | OPTION_ONLY_KEEP_DEBUG, |
1637cd90 | 306 | OPTION_KEEP_FILE_SYMBOLS, |
4087920c MR |
307 | OPTION_READONLY_TEXT, |
308 | OPTION_WRITABLE_TEXT, | |
309 | OPTION_PURE, | |
d3e52d40 | 310 | OPTION_IMPURE, |
9e48b4c6 | 311 | OPTION_EXTRACT_SYMBOL, |
92dd4511 L |
312 | OPTION_REVERSE_BYTES, |
313 | OPTION_FILE_ALIGNMENT, | |
314 | OPTION_HEAP, | |
315 | OPTION_IMAGE_BASE, | |
316 | OPTION_SECTION_ALIGNMENT, | |
317 | OPTION_STACK, | |
b7dd81f7 | 318 | OPTION_INTERLEAVE_WIDTH, |
96109726 CC |
319 | OPTION_SUBSYSTEM, |
320 | OPTION_EXTRACT_DWO, | |
321 | OPTION_STRIP_DWO | |
84e2f313 | 322 | }; |
252b5132 RH |
323 | |
324 | /* Options to handle if running as "strip". */ | |
325 | ||
326 | static struct option strip_options[] = | |
327 | { | |
955d0b3b | 328 | {"disable-deterministic-archives", no_argument, 0, 'U'}, |
252b5132 RH |
329 | {"discard-all", no_argument, 0, 'x'}, |
330 | {"discard-locals", no_argument, 0, 'X'}, | |
2e30cb57 | 331 | {"enable-deterministic-archives", no_argument, 0, 'D'}, |
252b5132 RH |
332 | {"format", required_argument, 0, 'F'}, /* Obsolete */ |
333 | {"help", no_argument, 0, 'h'}, | |
7c29036b | 334 | {"info", no_argument, 0, OPTION_FORMATS_INFO}, |
252b5132 RH |
335 | {"input-format", required_argument, 0, 'I'}, /* Obsolete */ |
336 | {"input-target", required_argument, 0, 'I'}, | |
1637cd90 | 337 | {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS}, |
252b5132 | 338 | {"keep-symbol", required_argument, 0, 'K'}, |
ed1653a7 | 339 | {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG}, |
252b5132 RH |
340 | {"output-format", required_argument, 0, 'O'}, /* Obsolete */ |
341 | {"output-target", required_argument, 0, 'O'}, | |
af3bdff7 | 342 | {"output-file", required_argument, 0, 'o'}, |
252b5132 RH |
343 | {"preserve-dates", no_argument, 0, 'p'}, |
344 | {"remove-section", required_argument, 0, 'R'}, | |
345 | {"strip-all", no_argument, 0, 's'}, | |
346 | {"strip-debug", no_argument, 0, 'S'}, | |
96109726 | 347 | {"strip-dwo", no_argument, 0, OPTION_STRIP_DWO}, |
252b5132 RH |
348 | {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED}, |
349 | {"strip-symbol", required_argument, 0, 'N'}, | |
350 | {"target", required_argument, 0, 'F'}, | |
351 | {"verbose", no_argument, 0, 'v'}, | |
352 | {"version", no_argument, 0, 'V'}, | |
5fe11841 | 353 | {"wildcard", no_argument, 0, 'w'}, |
252b5132 RH |
354 | {0, no_argument, 0, 0} |
355 | }; | |
356 | ||
357 | /* Options to handle if running as "objcopy". */ | |
358 | ||
359 | static struct option copy_options[] = | |
360 | { | |
2593f09a | 361 | {"add-gnu-debuglink", required_argument, 0, OPTION_ADD_GNU_DEBUGLINK}, |
252b5132 RH |
362 | {"add-section", required_argument, 0, OPTION_ADD_SECTION}, |
363 | {"adjust-start", required_argument, 0, OPTION_CHANGE_START}, | |
364 | {"adjust-vma", required_argument, 0, OPTION_CHANGE_ADDRESSES}, | |
365 | {"adjust-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, | |
366 | {"adjust-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, | |
d7fb0dd2 | 367 | {"alt-machine-code", required_argument, 0, OPTION_ALT_MACH_CODE}, |
43a0748c | 368 | {"binary-architecture", required_argument, 0, 'B'}, |
252b5132 RH |
369 | {"byte", required_argument, 0, 'b'}, |
370 | {"change-addresses", required_argument, 0, OPTION_CHANGE_ADDRESSES}, | |
371 | {"change-leading-char", no_argument, 0, OPTION_CHANGE_LEADING_CHAR}, | |
372 | {"change-section-address", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, | |
373 | {"change-section-lma", required_argument, 0, OPTION_CHANGE_SECTION_LMA}, | |
374 | {"change-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_VMA}, | |
375 | {"change-start", required_argument, 0, OPTION_CHANGE_START}, | |
376 | {"change-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, | |
4a114e3e | 377 | {"compress-debug-sections", no_argument, 0, OPTION_COMPRESS_DEBUG_SECTIONS}, |
252b5132 | 378 | {"debugging", no_argument, 0, OPTION_DEBUGGING}, |
4a114e3e | 379 | {"decompress-debug-sections", no_argument, 0, OPTION_DECOMPRESS_DEBUG_SECTIONS}, |
955d0b3b | 380 | {"disable-deterministic-archives", no_argument, 0, 'U'}, |
252b5132 RH |
381 | {"discard-all", no_argument, 0, 'x'}, |
382 | {"discard-locals", no_argument, 0, 'X'}, | |
2e30cb57 | 383 | {"enable-deterministic-archives", no_argument, 0, 'D'}, |
96109726 | 384 | {"extract-dwo", no_argument, 0, OPTION_EXTRACT_DWO}, |
d3e52d40 | 385 | {"extract-symbol", no_argument, 0, OPTION_EXTRACT_SYMBOL}, |
252b5132 RH |
386 | {"format", required_argument, 0, 'F'}, /* Obsolete */ |
387 | {"gap-fill", required_argument, 0, OPTION_GAP_FILL}, | |
7b4a0685 NC |
388 | {"globalize-symbol", required_argument, 0, OPTION_GLOBALIZE_SYMBOL}, |
389 | {"globalize-symbols", required_argument, 0, OPTION_GLOBALIZE_SYMBOLS}, | |
252b5132 | 390 | {"help", no_argument, 0, 'h'}, |
4087920c | 391 | {"impure", no_argument, 0, OPTION_IMPURE}, |
7c29036b | 392 | {"info", no_argument, 0, OPTION_FORMATS_INFO}, |
252b5132 RH |
393 | {"input-format", required_argument, 0, 'I'}, /* Obsolete */ |
394 | {"input-target", required_argument, 0, 'I'}, | |
b7dd81f7 NC |
395 | {"interleave", optional_argument, 0, 'i'}, |
396 | {"interleave-width", required_argument, 0, OPTION_INTERLEAVE_WIDTH}, | |
1637cd90 | 397 | {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS}, |
d7fb0dd2 NC |
398 | {"keep-global-symbol", required_argument, 0, 'G'}, |
399 | {"keep-global-symbols", required_argument, 0, OPTION_KEEPGLOBAL_SYMBOLS}, | |
252b5132 | 400 | {"keep-symbol", required_argument, 0, 'K'}, |
d7fb0dd2 | 401 | {"keep-symbols", required_argument, 0, OPTION_KEEP_SYMBOLS}, |
d58c2e3a | 402 | {"localize-hidden", no_argument, 0, OPTION_LOCALIZE_HIDDEN}, |
d7fb0dd2 NC |
403 | {"localize-symbol", required_argument, 0, 'L'}, |
404 | {"localize-symbols", required_argument, 0, OPTION_LOCALIZE_SYMBOLS}, | |
0408dee6 | 405 | {"long-section-names", required_argument, 0, OPTION_LONG_SECTION_NAMES}, |
252b5132 RH |
406 | {"no-adjust-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS}, |
407 | {"no-change-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS}, | |
ed1653a7 | 408 | {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG}, |
d7fb0dd2 | 409 | {"only-section", required_argument, 0, 'j'}, |
252b5132 RH |
410 | {"output-format", required_argument, 0, 'O'}, /* Obsolete */ |
411 | {"output-target", required_argument, 0, 'O'}, | |
412 | {"pad-to", required_argument, 0, OPTION_PAD_TO}, | |
d7fb0dd2 NC |
413 | {"prefix-symbols", required_argument, 0, OPTION_PREFIX_SYMBOLS}, |
414 | {"prefix-sections", required_argument, 0, OPTION_PREFIX_SECTIONS}, | |
415 | {"prefix-alloc-sections", required_argument, 0, OPTION_PREFIX_ALLOC_SECTIONS}, | |
252b5132 | 416 | {"preserve-dates", no_argument, 0, 'p'}, |
4087920c MR |
417 | {"pure", no_argument, 0, OPTION_PURE}, |
418 | {"readonly-text", no_argument, 0, OPTION_READONLY_TEXT}, | |
d7fb0dd2 | 419 | {"redefine-sym", required_argument, 0, OPTION_REDEFINE_SYM}, |
92991082 | 420 | {"redefine-syms", required_argument, 0, OPTION_REDEFINE_SYMS}, |
252b5132 RH |
421 | {"remove-leading-char", no_argument, 0, OPTION_REMOVE_LEADING_CHAR}, |
422 | {"remove-section", required_argument, 0, 'R'}, | |
594ef5db | 423 | {"rename-section", required_argument, 0, OPTION_RENAME_SECTION}, |
9e48b4c6 | 424 | {"reverse-bytes", required_argument, 0, OPTION_REVERSE_BYTES}, |
252b5132 RH |
425 | {"set-section-flags", required_argument, 0, OPTION_SET_SECTION_FLAGS}, |
426 | {"set-start", required_argument, 0, OPTION_SET_START}, | |
d7fb0dd2 NC |
427 | {"srec-len", required_argument, 0, OPTION_SREC_LEN}, |
428 | {"srec-forceS3", no_argument, 0, OPTION_SREC_FORCES3}, | |
252b5132 RH |
429 | {"strip-all", no_argument, 0, 'S'}, |
430 | {"strip-debug", no_argument, 0, 'g'}, | |
96109726 | 431 | {"strip-dwo", no_argument, 0, OPTION_STRIP_DWO}, |
252b5132 | 432 | {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED}, |
bcf32829 JB |
433 | {"strip-unneeded-symbol", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOL}, |
434 | {"strip-unneeded-symbols", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOLS}, | |
252b5132 | 435 | {"strip-symbol", required_argument, 0, 'N'}, |
d7fb0dd2 | 436 | {"strip-symbols", required_argument, 0, OPTION_STRIP_SYMBOLS}, |
252b5132 RH |
437 | {"target", required_argument, 0, 'F'}, |
438 | {"verbose", no_argument, 0, 'v'}, | |
439 | {"version", no_argument, 0, 'V'}, | |
440 | {"weaken", no_argument, 0, OPTION_WEAKEN}, | |
441 | {"weaken-symbol", required_argument, 0, 'W'}, | |
16b2b71c | 442 | {"weaken-symbols", required_argument, 0, OPTION_WEAKEN_SYMBOLS}, |
5fe11841 | 443 | {"wildcard", no_argument, 0, 'w'}, |
4087920c | 444 | {"writable-text", no_argument, 0, OPTION_WRITABLE_TEXT}, |
92dd4511 L |
445 | {"file-alignment", required_argument, 0, OPTION_FILE_ALIGNMENT}, |
446 | {"heap", required_argument, 0, OPTION_HEAP}, | |
447 | {"image-base", required_argument, 0 , OPTION_IMAGE_BASE}, | |
448 | {"section-alignment", required_argument, 0, OPTION_SECTION_ALIGNMENT}, | |
449 | {"stack", required_argument, 0, OPTION_STACK}, | |
450 | {"subsystem", required_argument, 0, OPTION_SUBSYSTEM}, | |
252b5132 RH |
451 | {0, no_argument, 0, 0} |
452 | }; | |
453 | ||
454 | /* IMPORTS */ | |
455 | extern char *program_name; | |
456 | ||
457 | /* This flag distinguishes between strip and objcopy: | |
458 | 1 means this is 'strip'; 0 means this is 'objcopy'. | |
0af11b59 | 459 | -1 means if we should use argv[0] to decide. */ |
252b5132 RH |
460 | extern int is_strip; |
461 | ||
420496c1 NC |
462 | /* The maximum length of an S record. This variable is declared in srec.c |
463 | and can be modified by the --srec-len parameter. */ | |
464 | extern unsigned int Chunk; | |
465 | ||
466 | /* Restrict the generation of Srecords to type S3 only. | |
467 | This variable is declare in bfd/srec.c and can be toggled | |
468 | on by the --srec-forceS3 command line switch. */ | |
b34976b6 | 469 | extern bfd_boolean S3Forced; |
252b5132 | 470 | |
d3ba0551 AM |
471 | /* Forward declarations. */ |
472 | static void setup_section (bfd *, asection *, void *); | |
80fccad2 | 473 | static void setup_bfd_headers (bfd *, bfd *); |
c3989150 | 474 | static void copy_relocations_in_section (bfd *, asection *, void *); |
d3ba0551 AM |
475 | static void copy_section (bfd *, asection *, void *); |
476 | static void get_sections (bfd *, asection *, void *); | |
477 | static int compare_section_lma (const void *, const void *); | |
478 | static void mark_symbols_used_in_relocations (bfd *, asection *, void *); | |
479 | static bfd_boolean write_debugging_info (bfd *, void *, long *, asymbol ***); | |
480 | static const char *lookup_sym_redefinition (const char *); | |
594ef5db | 481 | \f |
252b5132 | 482 | static void |
84e2f313 | 483 | copy_usage (FILE *stream, int exit_status) |
252b5132 | 484 | { |
8b53311e NC |
485 | fprintf (stream, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name); |
486 | fprintf (stream, _(" Copies a binary file, possibly transforming it in the process\n")); | |
6364e0b4 | 487 | fprintf (stream, _(" The options are:\n")); |
252b5132 | 488 | fprintf (stream, _("\ |
d5bcb29d NC |
489 | -I --input-target <bfdname> Assume input file is in format <bfdname>\n\ |
490 | -O --output-target <bfdname> Create an output file in format <bfdname>\n\ | |
8b31b6c4 | 491 | -B --binary-architecture <arch> Set output arch, when input is arch-less\n\ |
d5bcb29d NC |
492 | -F --target <bfdname> Set both input and output format to <bfdname>\n\ |
493 | --debugging Convert debugging information, if possible\n\ | |
955d0b3b RM |
494 | -p --preserve-dates Copy modified/access timestamps to the output\n")); |
495 | if (DEFAULT_AR_DETERMINISTIC) | |
496 | fprintf (stream, _("\ | |
497 | -D --enable-deterministic-archives\n\ | |
498 | Produce deterministic output when stripping archives (default)\n\ | |
499 | -U --disable-deterministic-archives\n\ | |
500 | Disable -D behavior\n")); | |
501 | else | |
502 | fprintf (stream, _("\ | |
2e30cb57 CC |
503 | -D --enable-deterministic-archives\n\ |
504 | Produce deterministic output when stripping archives\n\ | |
955d0b3b RM |
505 | -U --disable-deterministic-archives\n\ |
506 | Disable -D behavior (default)\n")); | |
507 | fprintf (stream, _("\ | |
d5bcb29d | 508 | -j --only-section <name> Only copy section <name> into the output\n\ |
2593f09a | 509 | --add-gnu-debuglink=<file> Add section .gnu_debuglink linking to <file>\n\ |
d5bcb29d NC |
510 | -R --remove-section <name> Remove section <name> from the output\n\ |
511 | -S --strip-all Remove all symbol and relocation information\n\ | |
2593f09a | 512 | -g --strip-debug Remove all debugging symbols & sections\n\ |
96109726 | 513 | --strip-dwo Remove all DWO sections\n\ |
d5bcb29d NC |
514 | --strip-unneeded Remove all symbols not needed by relocations\n\ |
515 | -N --strip-symbol <name> Do not copy symbol <name>\n\ | |
bcf32829 JB |
516 | --strip-unneeded-symbol <name>\n\ |
517 | Do not copy symbol <name> unless needed by\n\ | |
518 | relocations\n\ | |
6ea3dd37 | 519 | --only-keep-debug Strip everything but the debug information\n\ |
96109726 | 520 | --extract-dwo Copy only DWO sections\n\ |
d3e52d40 | 521 | --extract-symbol Remove section contents but keep symbols\n\ |
e7f918ad | 522 | -K --keep-symbol <name> Do not strip symbol <name>\n\ |
1637cd90 | 523 | --keep-file-symbols Do not strip file symbol(s)\n\ |
d58c2e3a | 524 | --localize-hidden Turn all ELF hidden symbols into locals\n\ |
d5bcb29d | 525 | -L --localize-symbol <name> Force symbol <name> to be marked as a local\n\ |
7b4a0685 | 526 | --globalize-symbol <name> Force symbol <name> to be marked as a global\n\ |
16b2b71c | 527 | -G --keep-global-symbol <name> Localize all symbols except <name>\n\ |
d5bcb29d NC |
528 | -W --weaken-symbol <name> Force symbol <name> to be marked as a weak\n\ |
529 | --weaken Force all global symbols to be marked as weak\n\ | |
a95b5cf9 | 530 | -w --wildcard Permit wildcard in symbol comparison\n\ |
d5bcb29d NC |
531 | -x --discard-all Remove all non-global symbols\n\ |
532 | -X --discard-locals Remove any compiler-generated symbols\n\ | |
b7dd81f7 NC |
533 | -i --interleave [<number>] Only copy N out of every <number> bytes\n\ |
534 | --interleave-width <number> Set N for --interleave\n\ | |
d5bcb29d NC |
535 | -b --byte <num> Select byte <num> in every interleaved block\n\ |
536 | --gap-fill <val> Fill gaps between sections with <val>\n\ | |
537 | --pad-to <addr> Pad the last section up to address <addr>\n\ | |
538 | --set-start <addr> Set the start address to <addr>\n\ | |
539 | {--change-start|--adjust-start} <incr>\n\ | |
540 | Add <incr> to the start address\n\ | |
541 | {--change-addresses|--adjust-vma} <incr>\n\ | |
542 | Add <incr> to LMA, VMA and start addresses\n\ | |
543 | {--change-section-address|--adjust-section-vma} <name>{=|+|-}<val>\n\ | |
544 | Change LMA and VMA of section <name> by <val>\n\ | |
545 | --change-section-lma <name>{=|+|-}<val>\n\ | |
546 | Change the LMA of section <name> by <val>\n\ | |
547 | --change-section-vma <name>{=|+|-}<val>\n\ | |
548 | Change the VMA of section <name> by <val>\n\ | |
549 | {--[no-]change-warnings|--[no-]adjust-warnings}\n\ | |
550 | Warn if a named section does not exist\n\ | |
551 | --set-section-flags <name>=<flags>\n\ | |
552 | Set section <name>'s properties to <flags>\n\ | |
553 | --add-section <name>=<file> Add section <name> found in <file> to output\n\ | |
594ef5db | 554 | --rename-section <old>=<new>[,<flags>] Rename section <old> to <new>\n\ |
0408dee6 DK |
555 | --long-section-names {enable|disable|keep}\n\ |
556 | Handle long section names in Coff objects.\n\ | |
d5bcb29d NC |
557 | --change-leading-char Force output format's leading character style\n\ |
558 | --remove-leading-char Remove leading character from global symbols\n\ | |
9e48b4c6 | 559 | --reverse-bytes=<num> Reverse <num> bytes at a time, in output sections with content\n\ |
57938635 | 560 | --redefine-sym <old>=<new> Redefine symbol name <old> to <new>\n\ |
92991082 JT |
561 | --redefine-syms <file> --redefine-sym for all symbol pairs \n\ |
562 | listed in <file>\n\ | |
420496c1 NC |
563 | --srec-len <number> Restrict the length of generated Srecords\n\ |
564 | --srec-forceS3 Restrict the type of generated Srecords to S3\n\ | |
16b2b71c | 565 | --strip-symbols <file> -N for all symbols listed in <file>\n\ |
bcf32829 JB |
566 | --strip-unneeded-symbols <file>\n\ |
567 | --strip-unneeded-symbol for all symbols listed\n\ | |
568 | in <file>\n\ | |
16b2b71c NC |
569 | --keep-symbols <file> -K for all symbols listed in <file>\n\ |
570 | --localize-symbols <file> -L for all symbols listed in <file>\n\ | |
7b4a0685 | 571 | --globalize-symbols <file> --globalize-symbol for all in <file>\n\ |
16b2b71c NC |
572 | --keep-global-symbols <file> -G for all symbols listed in <file>\n\ |
573 | --weaken-symbols <file> -W for all symbols listed in <file>\n\ | |
f9d4ad2a | 574 | --alt-machine-code <index> Use the target's <index>'th alternative machine\n\ |
4087920c MR |
575 | --writable-text Mark the output text as writable\n\ |
576 | --readonly-text Make the output text write protected\n\ | |
577 | --pure Mark the output file as demand paged\n\ | |
578 | --impure Mark the output file as impure\n\ | |
d7fb0dd2 NC |
579 | --prefix-symbols <prefix> Add <prefix> to start of every symbol name\n\ |
580 | --prefix-sections <prefix> Add <prefix> to start of every section name\n\ | |
581 | --prefix-alloc-sections <prefix>\n\ | |
582 | Add <prefix> to start of every allocatable\n\ | |
583 | section name\n\ | |
92dd4511 L |
584 | --file-alignment <num> Set PE file alignment to <num>\n\ |
585 | --heap <reserve>[,<commit>] Set PE reserve/commit heap to <reserve>/\n\ | |
586 | <commit>\n\ | |
587 | --image-base <address> Set PE image base to <address>\n\ | |
588 | --section-alignment <num> Set PE section alignment to <num>\n\ | |
589 | --stack <reserve>[,<commit>] Set PE reserve/commit stack to <reserve>/\n\ | |
590 | <commit>\n\ | |
591 | --subsystem <name>[:<version>]\n\ | |
447049af | 592 | Set PE subsystem to <name> [& <version>]\n\ |
4a114e3e L |
593 | --compress-debug-sections Compress DWARF debug sections using zlib\n\ |
594 | --decompress-debug-sections Decompress DWARF debug sections using zlib\n\ | |
d5bcb29d | 595 | -v --verbose List all object files modified\n\ |
07012eee | 596 | @<file> Read options from <file>\n\ |
d5bcb29d NC |
597 | -V --version Display this program's version number\n\ |
598 | -h --help Display this output\n\ | |
7c29036b | 599 | --info List object formats & architectures supported\n\ |
d5bcb29d | 600 | ")); |
252b5132 | 601 | list_supported_targets (program_name, stream); |
92f01d61 | 602 | if (REPORT_BUGS_TO[0] && exit_status == 0) |
8ad3436c | 603 | fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
252b5132 RH |
604 | exit (exit_status); |
605 | } | |
606 | ||
607 | static void | |
84e2f313 | 608 | strip_usage (FILE *stream, int exit_status) |
252b5132 | 609 | { |
8b53311e NC |
610 | fprintf (stream, _("Usage: %s <option(s)> in-file(s)\n"), program_name); |
611 | fprintf (stream, _(" Removes symbols and sections from files\n")); | |
6364e0b4 | 612 | fprintf (stream, _(" The options are:\n")); |
252b5132 | 613 | fprintf (stream, _("\ |
8b53311e NC |
614 | -I --input-target=<bfdname> Assume input file is in format <bfdname>\n\ |
615 | -O --output-target=<bfdname> Create an output file in format <bfdname>\n\ | |
616 | -F --target=<bfdname> Set both input and output format to <bfdname>\n\ | |
d5bcb29d | 617 | -p --preserve-dates Copy modified/access timestamps to the output\n\ |
955d0b3b RM |
618 | ")); |
619 | if (DEFAULT_AR_DETERMINISTIC) | |
620 | fprintf (stream, _("\ | |
621 | -D --enable-deterministic-archives\n\ | |
622 | Produce deterministic output when stripping archives (default)\n\ | |
623 | -U --disable-deterministic-archives\n\ | |
624 | Disable -D behavior\n")); | |
625 | else | |
626 | fprintf (stream, _("\ | |
2e30cb57 CC |
627 | -D --enable-deterministic-archives\n\ |
628 | Produce deterministic output when stripping archives\n\ | |
955d0b3b RM |
629 | -U --disable-deterministic-archives\n\ |
630 | Disable -D behavior (default)\n")); | |
631 | fprintf (stream, _("\ | |
8b53311e | 632 | -R --remove-section=<name> Remove section <name> from the output\n\ |
d5bcb29d | 633 | -s --strip-all Remove all symbol and relocation information\n\ |
2593f09a | 634 | -g -S -d --strip-debug Remove all debugging symbols & sections\n\ |
96109726 | 635 | --strip-dwo Remove all DWO sections\n\ |
d5bcb29d | 636 | --strip-unneeded Remove all symbols not needed by relocations\n\ |
6ea3dd37 | 637 | --only-keep-debug Strip everything but the debug information\n\ |
8b53311e | 638 | -N --strip-symbol=<name> Do not copy symbol <name>\n\ |
5219e4c0 | 639 | -K --keep-symbol=<name> Do not strip symbol <name>\n\ |
1637cd90 | 640 | --keep-file-symbols Do not strip file symbol(s)\n\ |
a95b5cf9 | 641 | -w --wildcard Permit wildcard in symbol comparison\n\ |
d5bcb29d NC |
642 | -x --discard-all Remove all non-global symbols\n\ |
643 | -X --discard-locals Remove any compiler-generated symbols\n\ | |
644 | -v --verbose List all object files modified\n\ | |
645 | -V --version Display this program's version number\n\ | |
646 | -h --help Display this output\n\ | |
7c29036b | 647 | --info List object formats & architectures supported\n\ |
d5bcb29d NC |
648 | -o <file> Place stripped output into <file>\n\ |
649 | ")); | |
650 | ||
252b5132 | 651 | list_supported_targets (program_name, stream); |
92f01d61 | 652 | if (REPORT_BUGS_TO[0] && exit_status == 0) |
8ad3436c | 653 | fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
252b5132 RH |
654 | exit (exit_status); |
655 | } | |
656 | ||
657 | /* Parse section flags into a flagword, with a fatal error if the | |
658 | string can't be parsed. */ | |
659 | ||
660 | static flagword | |
84e2f313 | 661 | parse_flags (const char *s) |
252b5132 RH |
662 | { |
663 | flagword ret; | |
664 | const char *snext; | |
665 | int len; | |
666 | ||
667 | ret = SEC_NO_FLAGS; | |
668 | ||
669 | do | |
670 | { | |
671 | snext = strchr (s, ','); | |
672 | if (snext == NULL) | |
673 | len = strlen (s); | |
674 | else | |
675 | { | |
676 | len = snext - s; | |
677 | ++snext; | |
678 | } | |
679 | ||
680 | if (0) ; | |
681 | #define PARSE_FLAG(fname,fval) \ | |
682 | else if (strncasecmp (fname, s, len) == 0) ret |= fval | |
683 | PARSE_FLAG ("alloc", SEC_ALLOC); | |
684 | PARSE_FLAG ("load", SEC_LOAD); | |
3994e2c6 | 685 | PARSE_FLAG ("noload", SEC_NEVER_LOAD); |
252b5132 | 686 | PARSE_FLAG ("readonly", SEC_READONLY); |
3994e2c6 | 687 | PARSE_FLAG ("debug", SEC_DEBUGGING); |
252b5132 RH |
688 | PARSE_FLAG ("code", SEC_CODE); |
689 | PARSE_FLAG ("data", SEC_DATA); | |
690 | PARSE_FLAG ("rom", SEC_ROM); | |
ebe372c1 | 691 | PARSE_FLAG ("share", SEC_COFF_SHARED); |
252b5132 | 692 | PARSE_FLAG ("contents", SEC_HAS_CONTENTS); |
5dddde8e AM |
693 | PARSE_FLAG ("merge", SEC_MERGE); |
694 | PARSE_FLAG ("strings", SEC_STRINGS); | |
252b5132 RH |
695 | #undef PARSE_FLAG |
696 | else | |
697 | { | |
698 | char *copy; | |
699 | ||
3f5e193b | 700 | copy = (char *) xmalloc (len + 1); |
252b5132 RH |
701 | strncpy (copy, s, len); |
702 | copy[len] = '\0'; | |
703 | non_fatal (_("unrecognized section flag `%s'"), copy); | |
57938635 | 704 | fatal (_("supported flags: %s"), |
5dddde8e | 705 | "alloc, load, noload, readonly, debug, code, data, rom, share, contents, merge, strings"); |
252b5132 RH |
706 | } |
707 | ||
708 | s = snext; | |
709 | } | |
710 | while (s != NULL); | |
711 | ||
712 | return ret; | |
713 | } | |
714 | ||
715 | /* Find and optionally add an entry in the change_sections list. */ | |
716 | ||
717 | static struct section_list * | |
84e2f313 | 718 | find_section_list (const char *name, bfd_boolean add) |
252b5132 | 719 | { |
84e2f313 | 720 | struct section_list *p; |
252b5132 RH |
721 | |
722 | for (p = change_sections; p != NULL; p = p->next) | |
723 | if (strcmp (p->name, name) == 0) | |
724 | return p; | |
725 | ||
726 | if (! add) | |
727 | return NULL; | |
728 | ||
3f5e193b | 729 | p = (struct section_list *) xmalloc (sizeof (struct section_list)); |
252b5132 | 730 | p->name = name; |
b34976b6 AM |
731 | p->used = FALSE; |
732 | p->remove = FALSE; | |
733 | p->copy = FALSE; | |
252b5132 RH |
734 | p->change_vma = CHANGE_IGNORE; |
735 | p->change_lma = CHANGE_IGNORE; | |
736 | p->vma_val = 0; | |
737 | p->lma_val = 0; | |
b34976b6 | 738 | p->set_flags = FALSE; |
252b5132 RH |
739 | p->flags = 0; |
740 | ||
741 | p->next = change_sections; | |
742 | change_sections = p; | |
743 | ||
744 | return p; | |
745 | } | |
746 | ||
047c9024 NC |
747 | /* There is htab_hash_string but no htab_eq_string. Makes sense. */ |
748 | ||
749 | static int | |
750 | eq_string (const void *s1, const void *s2) | |
751 | { | |
3f5e193b | 752 | return strcmp ((const char *) s1, (const char *) s2) == 0; |
047c9024 NC |
753 | } |
754 | ||
755 | static htab_t | |
756 | create_symbol_htab (void) | |
757 | { | |
758 | return htab_create_alloc (16, htab_hash_string, eq_string, NULL, xcalloc, free); | |
759 | } | |
252b5132 | 760 | |
57938635 | 761 | static void |
047c9024 | 762 | create_symbol_htabs (void) |
252b5132 | 763 | { |
047c9024 NC |
764 | strip_specific_htab = create_symbol_htab (); |
765 | strip_unneeded_htab = create_symbol_htab (); | |
766 | keep_specific_htab = create_symbol_htab (); | |
767 | localize_specific_htab = create_symbol_htab (); | |
768 | globalize_specific_htab = create_symbol_htab (); | |
769 | keepglobal_specific_htab = create_symbol_htab (); | |
770 | weaken_specific_htab = create_symbol_htab (); | |
771 | } | |
772 | ||
773 | /* Add a symbol to strip_specific_list. */ | |
252b5132 | 774 | |
047c9024 NC |
775 | static void |
776 | add_specific_symbol (const char *name, htab_t htab) | |
777 | { | |
778 | *htab_find_slot (htab, name, INSERT) = (char *) name; | |
252b5132 RH |
779 | } |
780 | ||
0af11b59 | 781 | /* Add symbols listed in `filename' to strip_specific_list. */ |
16b2b71c NC |
782 | |
783 | #define IS_WHITESPACE(c) ((c) == ' ' || (c) == '\t') | |
784 | #define IS_LINE_TERMINATOR(c) ((c) == '\n' || (c) == '\r' || (c) == '\0') | |
785 | ||
786 | static void | |
047c9024 | 787 | add_specific_symbols (const char *filename, htab_t htab) |
16b2b71c | 788 | { |
f24ddbdd | 789 | off_t size; |
16b2b71c NC |
790 | FILE * f; |
791 | char * line; | |
792 | char * buffer; | |
793 | unsigned int line_count; | |
0af11b59 | 794 | |
f24ddbdd NC |
795 | size = get_file_size (filename); |
796 | if (size == 0) | |
d68c385b NC |
797 | { |
798 | status = 1; | |
799 | return; | |
800 | } | |
16b2b71c | 801 | |
3f5e193b | 802 | buffer = (char *) xmalloc (size + 2); |
16b2b71c NC |
803 | f = fopen (filename, FOPEN_RT); |
804 | if (f == NULL) | |
f24ddbdd | 805 | fatal (_("cannot open '%s': %s"), filename, strerror (errno)); |
16b2b71c | 806 | |
f24ddbdd | 807 | if (fread (buffer, 1, size, f) == 0 || ferror (f)) |
16b2b71c NC |
808 | fatal (_("%s: fread failed"), filename); |
809 | ||
810 | fclose (f); | |
f24ddbdd NC |
811 | buffer [size] = '\n'; |
812 | buffer [size + 1] = '\0'; | |
16b2b71c NC |
813 | |
814 | line_count = 1; | |
0af11b59 | 815 | |
16b2b71c NC |
816 | for (line = buffer; * line != '\0'; line ++) |
817 | { | |
818 | char * eol; | |
819 | char * name; | |
820 | char * name_end; | |
b34976b6 | 821 | int finished = FALSE; |
16b2b71c NC |
822 | |
823 | for (eol = line;; eol ++) | |
824 | { | |
825 | switch (* eol) | |
826 | { | |
827 | case '\n': | |
828 | * eol = '\0'; | |
829 | /* Cope with \n\r. */ | |
830 | if (eol[1] == '\r') | |
831 | ++ eol; | |
b34976b6 | 832 | finished = TRUE; |
16b2b71c | 833 | break; |
0af11b59 | 834 | |
16b2b71c NC |
835 | case '\r': |
836 | * eol = '\0'; | |
837 | /* Cope with \r\n. */ | |
838 | if (eol[1] == '\n') | |
839 | ++ eol; | |
b34976b6 | 840 | finished = TRUE; |
16b2b71c | 841 | break; |
0af11b59 | 842 | |
16b2b71c | 843 | case 0: |
b34976b6 | 844 | finished = TRUE; |
16b2b71c | 845 | break; |
0af11b59 | 846 | |
16b2b71c NC |
847 | case '#': |
848 | /* Line comment, Terminate the line here, in case a | |
849 | name is present and then allow the rest of the | |
850 | loop to find the real end of the line. */ | |
851 | * eol = '\0'; | |
852 | break; | |
0af11b59 | 853 | |
16b2b71c NC |
854 | default: |
855 | break; | |
856 | } | |
857 | ||
858 | if (finished) | |
859 | break; | |
860 | } | |
861 | ||
862 | /* A name may now exist somewhere between 'line' and 'eol'. | |
863 | Strip off leading whitespace and trailing whitespace, | |
864 | then add it to the list. */ | |
865 | for (name = line; IS_WHITESPACE (* name); name ++) | |
866 | ; | |
867 | for (name_end = name; | |
868 | (! IS_WHITESPACE (* name_end)) | |
869 | && (! IS_LINE_TERMINATOR (* name_end)); | |
0af11b59 KH |
870 | name_end ++) |
871 | ; | |
16b2b71c NC |
872 | |
873 | if (! IS_LINE_TERMINATOR (* name_end)) | |
874 | { | |
875 | char * extra; | |
876 | ||
877 | for (extra = name_end + 1; IS_WHITESPACE (* extra); extra ++) | |
878 | ; | |
879 | ||
880 | if (! IS_LINE_TERMINATOR (* extra)) | |
d412a550 NC |
881 | non_fatal (_("%s:%d: Ignoring rubbish found on this line"), |
882 | filename, line_count); | |
16b2b71c | 883 | } |
0af11b59 | 884 | |
16b2b71c NC |
885 | * name_end = '\0'; |
886 | ||
887 | if (name_end > name) | |
047c9024 | 888 | add_specific_symbol (name, htab); |
16b2b71c NC |
889 | |
890 | /* Advance line pointer to end of line. The 'eol ++' in the for | |
891 | loop above will then advance us to the start of the next line. */ | |
892 | line = eol; | |
893 | line_count ++; | |
894 | } | |
895 | } | |
896 | ||
047c9024 NC |
897 | /* See whether a symbol should be stripped or kept |
898 | based on strip_specific_list and keep_symbols. */ | |
252b5132 | 899 | |
047c9024 NC |
900 | static int |
901 | is_specified_symbol_predicate (void **slot, void *data) | |
252b5132 | 902 | { |
3f5e193b NC |
903 | struct is_specified_symbol_predicate_data *d = |
904 | (struct is_specified_symbol_predicate_data *) data; | |
905 | const char *slot_name = (char *) *slot; | |
252b5132 | 906 | |
047c9024 | 907 | if (*slot_name != '!') |
5fe11841 | 908 | { |
047c9024 NC |
909 | if (! fnmatch (slot_name, d->name, 0)) |
910 | { | |
911 | d->found = TRUE; | |
912 | /* Stop traversal. */ | |
913 | return 0; | |
914 | } | |
5fe11841 NC |
915 | } |
916 | else | |
917 | { | |
047c9024 NC |
918 | if (fnmatch (slot_name + 1, d->name, 0)) |
919 | { | |
920 | d->found = TRUE; | |
921 | /* Stop traversal. */ | |
922 | return 0; | |
923 | } | |
5fe11841 | 924 | } |
594ef5db | 925 | |
047c9024 NC |
926 | /* Continue traversal. */ |
927 | return 1; | |
928 | } | |
929 | ||
930 | static bfd_boolean | |
931 | is_specified_symbol (const char *name, htab_t htab) | |
932 | { | |
933 | if (wildcard) | |
934 | { | |
935 | struct is_specified_symbol_predicate_data data; | |
936 | ||
937 | data.name = name; | |
938 | data.found = FALSE; | |
939 | ||
940 | htab_traverse (htab, is_specified_symbol_predicate, &data); | |
941 | ||
942 | return data.found; | |
943 | } | |
944 | ||
945 | return htab_find (htab, name) != NULL; | |
252b5132 RH |
946 | } |
947 | ||
30288845 AM |
948 | /* Return a pointer to the symbol used as a signature for GROUP. */ |
949 | ||
950 | static asymbol * | |
951 | group_signature (asection *group) | |
952 | { | |
953 | bfd *abfd = group->owner; | |
954 | Elf_Internal_Shdr *ghdr; | |
955 | ||
956 | if (bfd_get_flavour (abfd) != bfd_target_elf_flavour) | |
957 | return NULL; | |
958 | ||
959 | ghdr = &elf_section_data (group)->this_hdr; | |
960 | if (ghdr->sh_link < elf_numsections (abfd)) | |
961 | { | |
962 | const struct elf_backend_data *bed = get_elf_backend_data (abfd); | |
963 | Elf_Internal_Shdr *symhdr = elf_elfsections (abfd) [ghdr->sh_link]; | |
964 | ||
965 | if (symhdr->sh_type == SHT_SYMTAB | |
966 | && ghdr->sh_info < symhdr->sh_size / bed->s->sizeof_sym) | |
748fc5e9 | 967 | return isympp[ghdr->sh_info - 1]; |
30288845 AM |
968 | } |
969 | return NULL; | |
970 | } | |
971 | ||
96109726 CC |
972 | /* Return TRUE if the section is a DWO section. */ |
973 | ||
974 | static bfd_boolean | |
975 | is_dwo_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec) | |
976 | { | |
977 | const char *name = bfd_get_section_name (abfd, sec); | |
978 | int len = strlen (name); | |
979 | ||
980 | return strncmp (name + len - 4, ".dwo", 4) == 0; | |
981 | } | |
982 | ||
4c8e8a7e | 983 | /* See if a non-group section is being removed. */ |
252b5132 | 984 | |
b34976b6 | 985 | static bfd_boolean |
4c8e8a7e | 986 | is_strip_section_1 (bfd *abfd ATTRIBUTE_UNUSED, asection *sec) |
252b5132 | 987 | { |
2593f09a NC |
988 | if (sections_removed || sections_copied) |
989 | { | |
990 | struct section_list *p; | |
991 | ||
992 | p = find_section_list (bfd_get_section_name (abfd, sec), FALSE); | |
993 | ||
994 | if (sections_removed && p != NULL && p->remove) | |
995 | return TRUE; | |
996 | if (sections_copied && (p == NULL || ! p->copy)) | |
997 | return TRUE; | |
998 | } | |
252b5132 | 999 | |
2593f09a NC |
1000 | if ((bfd_get_section_flags (abfd, sec) & SEC_DEBUGGING) != 0) |
1001 | { | |
1002 | if (strip_symbols == STRIP_DEBUG | |
252b5132 RH |
1003 | || strip_symbols == STRIP_UNNEEDED |
1004 | || strip_symbols == STRIP_ALL | |
1005 | || discard_locals == LOCALS_ALL | |
2593f09a | 1006 | || convert_debugging) |
4fc8b895 KT |
1007 | { |
1008 | /* By default we don't want to strip .reloc section. | |
1009 | This section has for pe-coff special meaning. See | |
1010 | pe-dll.c file in ld, and peXXigen.c in bfd for details. */ | |
1011 | if (strcmp (bfd_get_section_name (abfd, sec), ".reloc") != 0) | |
1012 | return TRUE; | |
1013 | } | |
ed1653a7 | 1014 | |
96109726 CC |
1015 | if (strip_symbols == STRIP_DWO) |
1016 | return is_dwo_section (abfd, sec); | |
1017 | ||
ed1653a7 NC |
1018 | if (strip_symbols == STRIP_NONDEBUG) |
1019 | return FALSE; | |
2593f09a | 1020 | } |
f91ea849 | 1021 | |
96109726 CC |
1022 | if (strip_symbols == STRIP_NONDWO) |
1023 | return !is_dwo_section (abfd, sec); | |
1024 | ||
4c8e8a7e L |
1025 | return FALSE; |
1026 | } | |
1027 | ||
1028 | /* See if a section is being removed. */ | |
1029 | ||
1030 | static bfd_boolean | |
1031 | is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec) | |
1032 | { | |
1033 | if (is_strip_section_1 (abfd, sec)) | |
1034 | return TRUE; | |
1035 | ||
30288845 AM |
1036 | if ((bfd_get_section_flags (abfd, sec) & SEC_GROUP) != 0) |
1037 | { | |
1038 | asymbol *gsym; | |
1039 | const char *gname; | |
4c8e8a7e | 1040 | asection *elt, *first; |
30288845 | 1041 | |
30288845 AM |
1042 | /* PR binutils/3181 |
1043 | If we are going to strip the group signature symbol, then | |
1044 | strip the group section too. */ | |
1045 | gsym = group_signature (sec); | |
1046 | if (gsym != NULL) | |
1047 | gname = gsym->name; | |
1048 | else | |
1049 | gname = sec->name; | |
1050 | if ((strip_symbols == STRIP_ALL | |
047c9024 NC |
1051 | && !is_specified_symbol (gname, keep_specific_htab)) |
1052 | || is_specified_symbol (gname, strip_specific_htab)) | |
30288845 | 1053 | return TRUE; |
4c8e8a7e L |
1054 | |
1055 | /* Remove the group section if all members are removed. */ | |
1056 | first = elt = elf_next_in_group (sec); | |
1057 | while (elt != NULL) | |
1058 | { | |
1059 | if (!is_strip_section_1 (abfd, elt)) | |
1060 | return FALSE; | |
1061 | elt = elf_next_in_group (elt); | |
1062 | if (elt == first) | |
1063 | break; | |
1064 | } | |
1065 | ||
1066 | return TRUE; | |
30288845 | 1067 | } |
91bb255c | 1068 | |
f0312d39 | 1069 | return FALSE; |
252b5132 RH |
1070 | } |
1071 | ||
d58c2e3a RS |
1072 | /* Return true if SYM is a hidden symbol. */ |
1073 | ||
1074 | static bfd_boolean | |
1075 | is_hidden_symbol (asymbol *sym) | |
1076 | { | |
1077 | elf_symbol_type *elf_sym; | |
1078 | ||
1079 | elf_sym = elf_symbol_from (sym->the_bfd, sym); | |
1080 | if (elf_sym != NULL) | |
1081 | switch (ELF_ST_VISIBILITY (elf_sym->internal_elf_sym.st_other)) | |
1082 | { | |
1083 | case STV_HIDDEN: | |
1084 | case STV_INTERNAL: | |
1085 | return TRUE; | |
1086 | } | |
1087 | return FALSE; | |
1088 | } | |
1089 | ||
252b5132 RH |
1090 | /* Choose which symbol entries to copy; put the result in OSYMS. |
1091 | We don't copy in place, because that confuses the relocs. | |
1092 | Return the number of symbols to print. */ | |
1093 | ||
1094 | static unsigned int | |
84e2f313 NC |
1095 | filter_symbols (bfd *abfd, bfd *obfd, asymbol **osyms, |
1096 | asymbol **isyms, long symcount) | |
252b5132 | 1097 | { |
84e2f313 | 1098 | asymbol **from = isyms, **to = osyms; |
252b5132 | 1099 | long src_count = 0, dst_count = 0; |
e205a099 | 1100 | int relocatable = (abfd->flags & (EXEC_P | DYNAMIC)) == 0; |
252b5132 RH |
1101 | |
1102 | for (; src_count < symcount; src_count++) | |
1103 | { | |
1104 | asymbol *sym = from[src_count]; | |
1105 | flagword flags = sym->flags; | |
d7fb0dd2 | 1106 | char *name = (char *) bfd_asymbol_name (sym); |
312aaa3c NC |
1107 | bfd_boolean keep; |
1108 | bfd_boolean used_in_reloc = FALSE; | |
b34976b6 | 1109 | bfd_boolean undefined; |
d7fb0dd2 NC |
1110 | bfd_boolean rem_leading_char; |
1111 | bfd_boolean add_leading_char; | |
1112 | ||
1113 | undefined = bfd_is_und_section (bfd_get_section (sym)); | |
252b5132 | 1114 | |
57938635 AM |
1115 | if (redefine_sym_list) |
1116 | { | |
d7fb0dd2 | 1117 | char *old_name, *new_name; |
57938635 | 1118 | |
d7fb0dd2 NC |
1119 | old_name = (char *) bfd_asymbol_name (sym); |
1120 | new_name = (char *) lookup_sym_redefinition (old_name); | |
66491ebc AM |
1121 | bfd_asymbol_name (sym) = new_name; |
1122 | name = new_name; | |
57938635 AM |
1123 | } |
1124 | ||
d7fb0dd2 NC |
1125 | /* Check if we will remove the current leading character. */ |
1126 | rem_leading_char = | |
1127 | (name[0] == bfd_get_symbol_leading_char (abfd)) | |
1128 | && (change_leading_char | |
1129 | || (remove_leading_char | |
1130 | && ((flags & (BSF_GLOBAL | BSF_WEAK)) != 0 | |
1131 | || undefined | |
1132 | || bfd_is_com_section (bfd_get_section (sym))))); | |
1133 | ||
1134 | /* Check if we will add a new leading character. */ | |
1135 | add_leading_char = | |
1136 | change_leading_char | |
1137 | && (bfd_get_symbol_leading_char (obfd) != '\0') | |
1138 | && (bfd_get_symbol_leading_char (abfd) == '\0' | |
1139 | || (name[0] == bfd_get_symbol_leading_char (abfd))); | |
1140 | ||
1141 | /* Short circuit for change_leading_char if we can do it in-place. */ | |
1142 | if (rem_leading_char && add_leading_char && !prefix_symbols_string) | |
1143 | { | |
1144 | name[0] = bfd_get_symbol_leading_char (obfd); | |
1145 | bfd_asymbol_name (sym) = name; | |
1146 | rem_leading_char = FALSE; | |
1147 | add_leading_char = FALSE; | |
1148 | } | |
1149 | ||
1150 | /* Remove leading char. */ | |
1151 | if (rem_leading_char) | |
66491ebc | 1152 | bfd_asymbol_name (sym) = ++name; |
d7fb0dd2 NC |
1153 | |
1154 | /* Add new leading char and/or prefix. */ | |
1155 | if (add_leading_char || prefix_symbols_string) | |
1156 | { | |
1157 | char *n, *ptr; | |
1158 | ||
3f5e193b NC |
1159 | ptr = n = (char *) xmalloc (1 + strlen (prefix_symbols_string) |
1160 | + strlen (name) + 1); | |
d7fb0dd2 NC |
1161 | if (add_leading_char) |
1162 | *ptr++ = bfd_get_symbol_leading_char (obfd); | |
1163 | ||
1164 | if (prefix_symbols_string) | |
1165 | { | |
1166 | strcpy (ptr, prefix_symbols_string); | |
1167 | ptr += strlen (prefix_symbols_string); | |
1168 | } | |
1169 | ||
1170 | strcpy (ptr, name); | |
66491ebc AM |
1171 | bfd_asymbol_name (sym) = n; |
1172 | name = n; | |
252b5132 RH |
1173 | } |
1174 | ||
252b5132 | 1175 | if (strip_symbols == STRIP_ALL) |
312aaa3c | 1176 | keep = FALSE; |
252b5132 RH |
1177 | else if ((flags & BSF_KEEP) != 0 /* Used in relocation. */ |
1178 | || ((flags & BSF_SECTION_SYM) != 0 | |
1179 | && ((*bfd_get_section (sym)->symbol_ptr_ptr)->flags | |
1180 | & BSF_KEEP) != 0)) | |
312aaa3c NC |
1181 | { |
1182 | keep = TRUE; | |
1183 | used_in_reloc = TRUE; | |
1184 | } | |
0af11b59 | 1185 | else if (relocatable /* Relocatable file. */ |
0691f7af L |
1186 | && ((flags & (BSF_GLOBAL | BSF_WEAK)) != 0 |
1187 | || bfd_is_com_section (bfd_get_section (sym)))) | |
312aaa3c | 1188 | keep = TRUE; |
16b2b71c NC |
1189 | else if (bfd_decode_symclass (sym) == 'I') |
1190 | /* Global symbols in $idata sections need to be retained | |
b34976b6 | 1191 | even if relocatable is FALSE. External users of the |
16b2b71c NC |
1192 | library containing the $idata section may reference these |
1193 | symbols. */ | |
312aaa3c | 1194 | keep = TRUE; |
252b5132 RH |
1195 | else if ((flags & BSF_GLOBAL) != 0 /* Global symbol. */ |
1196 | || (flags & BSF_WEAK) != 0 | |
24e01a36 | 1197 | || undefined |
252b5132 RH |
1198 | || bfd_is_com_section (bfd_get_section (sym))) |
1199 | keep = strip_symbols != STRIP_UNNEEDED; | |
1200 | else if ((flags & BSF_DEBUGGING) != 0) /* Debugging symbol. */ | |
1201 | keep = (strip_symbols != STRIP_DEBUG | |
1202 | && strip_symbols != STRIP_UNNEEDED | |
1203 | && ! convert_debugging); | |
082b7297 | 1204 | else if (bfd_coff_get_comdat_section (abfd, bfd_get_section (sym))) |
af3bdff7 NC |
1205 | /* COMDAT sections store special information in local |
1206 | symbols, so we cannot risk stripping any of them. */ | |
312aaa3c | 1207 | keep = TRUE; |
252b5132 RH |
1208 | else /* Local symbol. */ |
1209 | keep = (strip_symbols != STRIP_UNNEEDED | |
1210 | && (discard_locals != LOCALS_ALL | |
1211 | && (discard_locals != LOCALS_START_L | |
1212 | || ! bfd_is_local_label (abfd, sym)))); | |
1213 | ||
047c9024 | 1214 | if (keep && is_specified_symbol (name, strip_specific_htab)) |
312aaa3c NC |
1215 | { |
1216 | /* There are multiple ways to set 'keep' above, but if it | |
1217 | was the relocatable symbol case, then that's an error. */ | |
1218 | if (used_in_reloc) | |
1219 | { | |
1220 | non_fatal (_("not stripping symbol `%s' because it is named in a relocation"), name); | |
1221 | status = 1; | |
1222 | } | |
1223 | else | |
1224 | keep = FALSE; | |
1225 | } | |
1226 | ||
bcf32829 JB |
1227 | if (keep |
1228 | && !(flags & BSF_KEEP) | |
047c9024 | 1229 | && is_specified_symbol (name, strip_unneeded_htab)) |
312aaa3c NC |
1230 | keep = FALSE; |
1231 | ||
1637cd90 JB |
1232 | if (!keep |
1233 | && ((keep_file_symbols && (flags & BSF_FILE)) | |
047c9024 | 1234 | || is_specified_symbol (name, keep_specific_htab))) |
312aaa3c NC |
1235 | keep = TRUE; |
1236 | ||
252b5132 | 1237 | if (keep && is_strip_section (abfd, bfd_get_section (sym))) |
312aaa3c | 1238 | keep = FALSE; |
e0c60db2 | 1239 | |
7b4a0685 | 1240 | if (keep) |
252b5132 | 1241 | { |
7b4a0685 | 1242 | if ((flags & BSF_GLOBAL) != 0 |
047c9024 | 1243 | && (weaken || is_specified_symbol (name, weaken_specific_htab))) |
7b4a0685 NC |
1244 | { |
1245 | sym->flags &= ~ BSF_GLOBAL; | |
1246 | sym->flags |= BSF_WEAK; | |
1247 | } | |
252b5132 | 1248 | |
7b4a0685 NC |
1249 | if (!undefined |
1250 | && (flags & (BSF_GLOBAL | BSF_WEAK)) | |
047c9024 NC |
1251 | && (is_specified_symbol (name, localize_specific_htab) |
1252 | || (htab_elements (keepglobal_specific_htab) != 0 | |
1253 | && ! is_specified_symbol (name, keepglobal_specific_htab)) | |
d58c2e3a | 1254 | || (localize_hidden && is_hidden_symbol (sym)))) |
7b4a0685 NC |
1255 | { |
1256 | sym->flags &= ~ (BSF_GLOBAL | BSF_WEAK); | |
1257 | sym->flags |= BSF_LOCAL; | |
1258 | } | |
1259 | ||
1260 | if (!undefined | |
c1c0eb9e | 1261 | && (flags & BSF_LOCAL) |
047c9024 | 1262 | && is_specified_symbol (name, globalize_specific_htab)) |
7b4a0685 NC |
1263 | { |
1264 | sym->flags &= ~ BSF_LOCAL; | |
1265 | sym->flags |= BSF_GLOBAL; | |
1266 | } | |
1267 | ||
1268 | to[dst_count++] = sym; | |
1269 | } | |
252b5132 RH |
1270 | } |
1271 | ||
1272 | to[dst_count] = NULL; | |
1273 | ||
1274 | return dst_count; | |
1275 | } | |
1276 | ||
594ef5db NC |
1277 | /* Find the redefined name of symbol SOURCE. */ |
1278 | ||
57938635 | 1279 | static const char * |
84e2f313 | 1280 | lookup_sym_redefinition (const char *source) |
57938635 | 1281 | { |
57938635 AM |
1282 | struct redefine_node *list; |
1283 | ||
57938635 | 1284 | for (list = redefine_sym_list; list != NULL; list = list->next) |
594ef5db NC |
1285 | if (strcmp (source, list->source) == 0) |
1286 | return list->target; | |
1287 | ||
1288 | return source; | |
57938635 AM |
1289 | } |
1290 | ||
594ef5db | 1291 | /* Add a node to a symbol redefine list. */ |
57938635 AM |
1292 | |
1293 | static void | |
84e2f313 | 1294 | redefine_list_append (const char *cause, const char *source, const char *target) |
57938635 AM |
1295 | { |
1296 | struct redefine_node **p; | |
1297 | struct redefine_node *list; | |
1298 | struct redefine_node *new_node; | |
1299 | ||
1300 | for (p = &redefine_sym_list; (list = *p) != NULL; p = &list->next) | |
1301 | { | |
1302 | if (strcmp (source, list->source) == 0) | |
594ef5db | 1303 | fatal (_("%s: Multiple redefinition of symbol \"%s\""), |
92991082 | 1304 | cause, source); |
57938635 AM |
1305 | |
1306 | if (strcmp (target, list->target) == 0) | |
594ef5db | 1307 | fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"), |
92991082 | 1308 | cause, target); |
57938635 AM |
1309 | } |
1310 | ||
3f5e193b | 1311 | new_node = (struct redefine_node *) xmalloc (sizeof (struct redefine_node)); |
57938635 AM |
1312 | |
1313 | new_node->source = strdup (source); | |
1314 | new_node->target = strdup (target); | |
1315 | new_node->next = NULL; | |
1316 | ||
1317 | *p = new_node; | |
1318 | } | |
1319 | ||
92991082 JT |
1320 | /* Handle the --redefine-syms option. Read lines containing "old new" |
1321 | from the file, and add them to the symbol redefine list. */ | |
1322 | ||
2593f09a | 1323 | static void |
84e2f313 | 1324 | add_redefine_syms_file (const char *filename) |
92991082 JT |
1325 | { |
1326 | FILE *file; | |
1327 | char *buf; | |
84e2f313 NC |
1328 | size_t bufsize; |
1329 | size_t len; | |
1330 | size_t outsym_off; | |
92991082 JT |
1331 | int c, lineno; |
1332 | ||
1333 | file = fopen (filename, "r"); | |
d3ba0551 | 1334 | if (file == NULL) |
92991082 JT |
1335 | fatal (_("couldn't open symbol redefinition file %s (error: %s)"), |
1336 | filename, strerror (errno)); | |
1337 | ||
1338 | bufsize = 100; | |
a6da20b5 | 1339 | buf = (char *) xmalloc (bufsize + 1 /* For the terminating NUL. */); |
92991082 JT |
1340 | |
1341 | lineno = 1; | |
1342 | c = getc (file); | |
1343 | len = 0; | |
1344 | outsym_off = 0; | |
1345 | while (c != EOF) | |
1346 | { | |
1347 | /* Collect the input symbol name. */ | |
1348 | while (! IS_WHITESPACE (c) && ! IS_LINE_TERMINATOR (c) && c != EOF) | |
1349 | { | |
1350 | if (c == '#') | |
1351 | goto comment; | |
1352 | buf[len++] = c; | |
1353 | if (len >= bufsize) | |
1354 | { | |
1355 | bufsize *= 2; | |
a6da20b5 | 1356 | buf = (char *) xrealloc (buf, bufsize + 1); |
92991082 JT |
1357 | } |
1358 | c = getc (file); | |
1359 | } | |
1360 | buf[len++] = '\0'; | |
1361 | if (c == EOF) | |
1362 | break; | |
1363 | ||
1364 | /* Eat white space between the symbol names. */ | |
1365 | while (IS_WHITESPACE (c)) | |
1366 | c = getc (file); | |
1367 | if (c == '#' || IS_LINE_TERMINATOR (c)) | |
1368 | goto comment; | |
1369 | if (c == EOF) | |
1370 | break; | |
1371 | ||
1372 | /* Collect the output symbol name. */ | |
1373 | outsym_off = len; | |
1374 | while (! IS_WHITESPACE (c) && ! IS_LINE_TERMINATOR (c) && c != EOF) | |
1375 | { | |
1376 | if (c == '#') | |
1377 | goto comment; | |
1378 | buf[len++] = c; | |
1379 | if (len >= bufsize) | |
1380 | { | |
1381 | bufsize *= 2; | |
a6da20b5 | 1382 | buf = (char *) xrealloc (buf, bufsize + 1); |
92991082 JT |
1383 | } |
1384 | c = getc (file); | |
1385 | } | |
1386 | buf[len++] = '\0'; | |
1387 | if (c == EOF) | |
1388 | break; | |
1389 | ||
1390 | /* Eat white space at end of line. */ | |
1391 | while (! IS_LINE_TERMINATOR(c) && c != EOF && IS_WHITESPACE (c)) | |
1392 | c = getc (file); | |
1393 | if (c == '#') | |
1394 | goto comment; | |
1395 | /* Handle \r\n. */ | |
1396 | if ((c == '\r' && (c = getc (file)) == '\n') | |
1397 | || c == '\n' || c == EOF) | |
1398 | { | |
1399 | end_of_line: | |
1400 | /* Append the redefinition to the list. */ | |
1401 | if (buf[0] != '\0') | |
1402 | redefine_list_append (filename, &buf[0], &buf[outsym_off]); | |
1403 | ||
c1c0eb9e | 1404 | lineno++; |
92991082 JT |
1405 | len = 0; |
1406 | outsym_off = 0; | |
1407 | if (c == EOF) | |
1408 | break; | |
1409 | c = getc (file); | |
1410 | continue; | |
1411 | } | |
1412 | else | |
d412a550 | 1413 | fatal (_("%s:%d: garbage found at end of line"), filename, lineno); |
92991082 JT |
1414 | comment: |
1415 | if (len != 0 && (outsym_off == 0 || outsym_off == len)) | |
d412a550 | 1416 | fatal (_("%s:%d: missing new symbol name"), filename, lineno); |
92991082 JT |
1417 | buf[len++] = '\0'; |
1418 | ||
1419 | /* Eat the rest of the line and finish it. */ | |
1420 | while (c != '\n' && c != EOF) | |
1421 | c = getc (file); | |
1422 | goto end_of_line; | |
1423 | } | |
1424 | ||
1425 | if (len != 0) | |
d412a550 | 1426 | fatal (_("%s:%d: premature end of file"), filename, lineno); |
92991082 JT |
1427 | |
1428 | free (buf); | |
1429 | } | |
1430 | ||
77f762d6 L |
1431 | /* Copy unkown object file IBFD onto OBFD. |
1432 | Returns TRUE upon success, FALSE otherwise. */ | |
1433 | ||
1434 | static bfd_boolean | |
1435 | copy_unknown_object (bfd *ibfd, bfd *obfd) | |
1436 | { | |
1437 | char *cbuf; | |
1438 | int tocopy; | |
1439 | long ncopied; | |
1440 | long size; | |
1441 | struct stat buf; | |
1442 | ||
1443 | if (bfd_stat_arch_elt (ibfd, &buf) != 0) | |
1444 | { | |
8d8e0703 | 1445 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
77f762d6 L |
1446 | return FALSE; |
1447 | } | |
1448 | ||
1449 | size = buf.st_size; | |
1450 | if (size < 0) | |
1451 | { | |
1452 | non_fatal (_("stat returns negative size for `%s'"), | |
1453 | bfd_get_archive_filename (ibfd)); | |
1454 | return FALSE; | |
1455 | } | |
1456 | ||
1457 | if (bfd_seek (ibfd, (file_ptr) 0, SEEK_SET) != 0) | |
1458 | { | |
1459 | bfd_nonfatal (bfd_get_archive_filename (ibfd)); | |
1460 | return FALSE; | |
1461 | } | |
1462 | ||
1463 | if (verbose) | |
1464 | printf (_("copy from `%s' [unknown] to `%s' [unknown]\n"), | |
1465 | bfd_get_archive_filename (ibfd), bfd_get_filename (obfd)); | |
1466 | ||
3f5e193b | 1467 | cbuf = (char *) xmalloc (BUFSIZE); |
77f762d6 L |
1468 | ncopied = 0; |
1469 | while (ncopied < size) | |
1470 | { | |
1471 | tocopy = size - ncopied; | |
1472 | if (tocopy > BUFSIZE) | |
1473 | tocopy = BUFSIZE; | |
1474 | ||
1475 | if (bfd_bread (cbuf, (bfd_size_type) tocopy, ibfd) | |
1476 | != (bfd_size_type) tocopy) | |
1477 | { | |
8d8e0703 | 1478 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
77f762d6 L |
1479 | free (cbuf); |
1480 | return FALSE; | |
1481 | } | |
1482 | ||
1483 | if (bfd_bwrite (cbuf, (bfd_size_type) tocopy, obfd) | |
1484 | != (bfd_size_type) tocopy) | |
1485 | { | |
2db6cde7 | 1486 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); |
77f762d6 L |
1487 | free (cbuf); |
1488 | return FALSE; | |
1489 | } | |
1490 | ||
1491 | ncopied += tocopy; | |
1492 | } | |
1493 | ||
1e99536a L |
1494 | /* We should at least to be able to read it back when copying an |
1495 | unknown object in an archive. */ | |
1496 | chmod (bfd_get_filename (obfd), buf.st_mode | S_IRUSR); | |
77f762d6 L |
1497 | free (cbuf); |
1498 | return TRUE; | |
1499 | } | |
1500 | ||
950d48e7 | 1501 | /* Copy object file IBFD onto OBFD. |
5b8c74e6 | 1502 | Returns TRUE upon success, FALSE otherwise. */ |
252b5132 | 1503 | |
950d48e7 | 1504 | static bfd_boolean |
8b31b6c4 | 1505 | copy_object (bfd *ibfd, bfd *obfd, const bfd_arch_info_type *input_arch) |
252b5132 RH |
1506 | { |
1507 | bfd_vma start; | |
1508 | long symcount; | |
1509 | asection **osections = NULL; | |
84e2f313 | 1510 | asection *gnu_debuglink_section = NULL; |
252b5132 RH |
1511 | bfd_size_type *gaps = NULL; |
1512 | bfd_size_type max_gap = 0; | |
1513 | long symsize; | |
84e2f313 | 1514 | void *dhandle; |
66491ebc AM |
1515 | enum bfd_architecture iarch; |
1516 | unsigned int imach; | |
252b5132 | 1517 | |
23719f39 NC |
1518 | if (ibfd->xvec->byteorder != obfd->xvec->byteorder |
1519 | && ibfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN | |
1520 | && obfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN) | |
950d48e7 | 1521 | fatal (_("Unable to change endianness of input file(s)")); |
252b5132 RH |
1522 | |
1523 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) | |
950d48e7 | 1524 | { |
2db6cde7 | 1525 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); |
950d48e7 NC |
1526 | return FALSE; |
1527 | } | |
252b5132 RH |
1528 | |
1529 | if (verbose) | |
77f762d6 L |
1530 | printf (_("copy from `%s' [%s] to `%s' [%s]\n"), |
1531 | bfd_get_archive_filename (ibfd), bfd_get_target (ibfd), | |
252b5132 RH |
1532 | bfd_get_filename (obfd), bfd_get_target (obfd)); |
1533 | ||
d3e52d40 RS |
1534 | if (extract_symbol) |
1535 | start = 0; | |
252b5132 | 1536 | else |
d3e52d40 RS |
1537 | { |
1538 | if (set_start_set) | |
1539 | start = set_start; | |
1540 | else | |
1541 | start = bfd_get_start_address (ibfd); | |
1542 | start += change_start; | |
1543 | } | |
252b5132 | 1544 | |
0af11b59 KH |
1545 | /* Neither the start address nor the flags |
1546 | need to be set for a core file. */ | |
4dd67f29 MS |
1547 | if (bfd_get_format (obfd) != bfd_core) |
1548 | { | |
4087920c MR |
1549 | flagword flags; |
1550 | ||
1551 | flags = bfd_get_file_flags (ibfd); | |
1552 | flags |= bfd_flags_to_set; | |
1553 | flags &= ~bfd_flags_to_clear; | |
1554 | flags &= bfd_applicable_file_flags (obfd); | |
1555 | ||
3516e984 L |
1556 | if (strip_symbols == STRIP_ALL) |
1557 | flags &= ~HAS_RELOC; | |
1558 | ||
4dd67f29 | 1559 | if (!bfd_set_start_address (obfd, start) |
4087920c | 1560 | || !bfd_set_file_flags (obfd, flags)) |
950d48e7 | 1561 | { |
8d8e0703 | 1562 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
950d48e7 NC |
1563 | return FALSE; |
1564 | } | |
4dd67f29 | 1565 | } |
252b5132 | 1566 | |
594ef5db | 1567 | /* Copy architecture of input file to output file. */ |
66491ebc AM |
1568 | iarch = bfd_get_arch (ibfd); |
1569 | imach = bfd_get_mach (ibfd); | |
8b31b6c4 NC |
1570 | if (input_arch) |
1571 | { | |
1572 | if (bfd_get_arch_info (ibfd) == NULL | |
1573 | || bfd_get_arch_info (ibfd)->arch == bfd_arch_unknown) | |
1574 | { | |
1575 | iarch = input_arch->arch; | |
1576 | imach = input_arch->mach; | |
1577 | } | |
1578 | else | |
1579 | non_fatal (_("Input file `%s' ignores binary architecture parameter."), | |
1580 | bfd_get_archive_filename (ibfd)); | |
1581 | } | |
66491ebc | 1582 | if (!bfd_set_arch_mach (obfd, iarch, imach) |
212a3c4d L |
1583 | && (ibfd->target_defaulted |
1584 | || bfd_get_arch (ibfd) != bfd_get_arch (obfd))) | |
f57a841a NC |
1585 | { |
1586 | if (bfd_get_arch (ibfd) == bfd_arch_unknown) | |
77f762d6 L |
1587 | non_fatal (_("Unable to recognise the format of the input file `%s'"), |
1588 | bfd_get_archive_filename (ibfd)); | |
f57a841a | 1589 | else |
c1e2cb9d | 1590 | non_fatal (_("Output file cannot represent architecture `%s'"), |
77f762d6 L |
1591 | bfd_printable_arch_mach (bfd_get_arch (ibfd), |
1592 | bfd_get_mach (ibfd))); | |
1593 | return FALSE; | |
f57a841a | 1594 | } |
57938635 | 1595 | |
252b5132 | 1596 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) |
950d48e7 | 1597 | { |
8d8e0703 | 1598 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
950d48e7 NC |
1599 | return FALSE; |
1600 | } | |
252b5132 | 1601 | |
92dd4511 L |
1602 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour |
1603 | && bfd_pei_p (obfd)) | |
1604 | { | |
1605 | /* Set up PE parameters. */ | |
1606 | pe_data_type *pe = pe_data (obfd); | |
1607 | ||
325c681d L |
1608 | /* Copy PE parameters before changing them. */ |
1609 | if (ibfd->xvec->flavour == bfd_target_coff_flavour | |
1610 | && bfd_pei_p (ibfd)) | |
1611 | pe->pe_opthdr = pe_data (ibfd)->pe_opthdr; | |
1612 | ||
92dd4511 L |
1613 | if (pe_file_alignment != (bfd_vma) -1) |
1614 | pe->pe_opthdr.FileAlignment = pe_file_alignment; | |
1615 | else | |
1616 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
1617 | ||
1618 | if (pe_heap_commit != (bfd_vma) -1) | |
1619 | pe->pe_opthdr.SizeOfHeapCommit = pe_heap_commit; | |
1620 | ||
1621 | if (pe_heap_reserve != (bfd_vma) -1) | |
1622 | pe->pe_opthdr.SizeOfHeapCommit = pe_heap_reserve; | |
1623 | ||
1624 | if (pe_image_base != (bfd_vma) -1) | |
1625 | pe->pe_opthdr.ImageBase = pe_image_base; | |
1626 | ||
1627 | if (pe_section_alignment != (bfd_vma) -1) | |
1628 | pe->pe_opthdr.SectionAlignment = pe_section_alignment; | |
1629 | else | |
1630 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
1631 | ||
1632 | if (pe_stack_commit != (bfd_vma) -1) | |
1633 | pe->pe_opthdr.SizeOfStackCommit = pe_stack_commit; | |
1634 | ||
1635 | if (pe_stack_reserve != (bfd_vma) -1) | |
1636 | pe->pe_opthdr.SizeOfStackCommit = pe_stack_reserve; | |
1637 | ||
1638 | if (pe_subsystem != -1) | |
1639 | pe->pe_opthdr.Subsystem = pe_subsystem; | |
1640 | ||
1641 | if (pe_major_subsystem_version != -1) | |
1642 | pe->pe_opthdr.MajorSubsystemVersion = pe_major_subsystem_version; | |
1643 | ||
1644 | if (pe_minor_subsystem_version != -1) | |
1645 | pe->pe_opthdr.MinorSubsystemVersion = pe_minor_subsystem_version; | |
1646 | ||
1647 | if (pe_file_alignment > pe_section_alignment) | |
1648 | { | |
1649 | char file_alignment[20], section_alignment[20]; | |
1650 | ||
1651 | sprintf_vma (file_alignment, pe_file_alignment); | |
1652 | sprintf_vma (section_alignment, pe_section_alignment); | |
1653 | non_fatal (_("warning: file alignment (0x%s) > section alignment (0x%s)"), | |
1654 | ||
1655 | file_alignment, section_alignment); | |
1656 | } | |
1657 | } | |
1658 | ||
252b5132 | 1659 | if (isympp) |
62d732f5 | 1660 | free (isympp); |
57938635 | 1661 | |
252b5132 | 1662 | if (osympp != isympp) |
62d732f5 AM |
1663 | free (osympp); |
1664 | ||
1665 | isympp = NULL; | |
1666 | osympp = NULL; | |
252b5132 | 1667 | |
c39ada54 AM |
1668 | symsize = bfd_get_symtab_upper_bound (ibfd); |
1669 | if (symsize < 0) | |
1670 | { | |
8d8e0703 | 1671 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
c39ada54 AM |
1672 | return FALSE; |
1673 | } | |
1674 | ||
3f5e193b | 1675 | osympp = isympp = (asymbol **) xmalloc (symsize); |
c39ada54 AM |
1676 | symcount = bfd_canonicalize_symtab (ibfd, isympp); |
1677 | if (symcount < 0) | |
1678 | { | |
2db6cde7 | 1679 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
c39ada54 AM |
1680 | return FALSE; |
1681 | } | |
1682 | ||
252b5132 RH |
1683 | /* BFD mandates that all output sections be created and sizes set before |
1684 | any output is done. Thus, we traverse all sections multiple times. */ | |
d3ba0551 | 1685 | bfd_map_over_sections (ibfd, setup_section, obfd); |
252b5132 | 1686 | |
237dcb53 AM |
1687 | if (!extract_symbol) |
1688 | setup_bfd_headers (ibfd, obfd); | |
80fccad2 | 1689 | |
252b5132 RH |
1690 | if (add_sections != NULL) |
1691 | { | |
1692 | struct section_add *padd; | |
1693 | struct section_list *pset; | |
1694 | ||
1695 | for (padd = add_sections; padd != NULL; padd = padd->next) | |
1696 | { | |
2593f09a NC |
1697 | flagword flags; |
1698 | ||
551b43fd AM |
1699 | pset = find_section_list (padd->name, FALSE); |
1700 | if (pset != NULL) | |
1701 | pset->used = TRUE; | |
1702 | ||
1703 | flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA; | |
1704 | if (pset != NULL && pset->set_flags) | |
1705 | flags = pset->flags | SEC_HAS_CONTENTS; | |
1706 | ||
c8782eee NC |
1707 | /* bfd_make_section_with_flags() does not return very helpful |
1708 | error codes, so check for the most likely user error first. */ | |
1709 | if (bfd_get_section_by_name (obfd, padd->name)) | |
252b5132 | 1710 | { |
2db6cde7 NS |
1711 | bfd_nonfatal_message (NULL, obfd, NULL, |
1712 | _("can't add section '%s'"), padd->name); | |
950d48e7 | 1713 | return FALSE; |
252b5132 | 1714 | } |
c8782eee NC |
1715 | else |
1716 | { | |
0930eddd NS |
1717 | /* We use LINKER_CREATED here so that the backend hooks |
1718 | will create any special section type information, | |
1719 | instead of presuming we know what we're doing merely | |
1720 | because we set the flags. */ | |
1721 | padd->section = bfd_make_section_with_flags | |
1722 | (obfd, padd->name, flags | SEC_LINKER_CREATED); | |
c8782eee NC |
1723 | if (padd->section == NULL) |
1724 | { | |
2db6cde7 NS |
1725 | bfd_nonfatal_message (NULL, obfd, NULL, |
1726 | _("can't create section `%s'"), | |
1727 | padd->name); | |
c8782eee NC |
1728 | return FALSE; |
1729 | } | |
1730 | } | |
252b5132 | 1731 | |
2593f09a | 1732 | if (! bfd_set_section_size (obfd, padd->section, padd->size)) |
950d48e7 | 1733 | { |
2db6cde7 | 1734 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1735 | return FALSE; |
1736 | } | |
252b5132 | 1737 | |
2593f09a NC |
1738 | if (pset != NULL) |
1739 | { | |
1740 | if (pset->change_vma != CHANGE_IGNORE) | |
84e2f313 NC |
1741 | if (! bfd_set_section_vma (obfd, padd->section, |
1742 | pset->vma_val)) | |
950d48e7 | 1743 | { |
2db6cde7 | 1744 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1745 | return FALSE; |
1746 | } | |
57938635 | 1747 | |
2593f09a NC |
1748 | if (pset->change_lma != CHANGE_IGNORE) |
1749 | { | |
1750 | padd->section->lma = pset->lma_val; | |
950d48e7 | 1751 | |
2593f09a NC |
1752 | if (! bfd_set_section_alignment |
1753 | (obfd, padd->section, | |
1754 | bfd_section_alignment (obfd, padd->section))) | |
950d48e7 | 1755 | { |
2db6cde7 | 1756 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1757 | return FALSE; |
1758 | } | |
252b5132 RH |
1759 | } |
1760 | } | |
1761 | } | |
1762 | } | |
1763 | ||
2593f09a NC |
1764 | if (gnu_debuglink_filename != NULL) |
1765 | { | |
d99b05a3 NC |
1766 | /* PR 15125: Give a helpful warning message if |
1767 | the debuglink section already exists, and | |
1768 | allow the rest of the copy to complete. */ | |
1769 | if (bfd_get_section_by_name (obfd, ".gnu_debuglink")) | |
950d48e7 | 1770 | { |
d99b05a3 NC |
1771 | non_fatal (_("%s: debuglink section already exists"), |
1772 | bfd_get_filename (obfd)); | |
1773 | gnu_debuglink_filename = NULL; | |
950d48e7 | 1774 | } |
d99b05a3 | 1775 | else |
6e2c86ac | 1776 | { |
d99b05a3 NC |
1777 | gnu_debuglink_section = bfd_create_gnu_debuglink_section |
1778 | (obfd, gnu_debuglink_filename); | |
1779 | ||
1780 | if (gnu_debuglink_section == NULL) | |
1781 | { | |
1782 | bfd_nonfatal_message (NULL, obfd, NULL, | |
1783 | _("cannot create debug link section `%s'"), | |
1784 | gnu_debuglink_filename); | |
1785 | return FALSE; | |
1786 | } | |
6e2c86ac | 1787 | |
d99b05a3 NC |
1788 | /* Special processing for PE format files. We |
1789 | have no way to distinguish PE from COFF here. */ | |
1790 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour) | |
1791 | { | |
1792 | bfd_vma debuglink_vma; | |
1793 | asection * highest_section; | |
1794 | asection * sec; | |
1795 | ||
1796 | /* The PE spec requires that all sections be adjacent and sorted | |
1797 | in ascending order of VMA. It also specifies that debug | |
1798 | sections should be last. This is despite the fact that debug | |
1799 | sections are not loaded into memory and so in theory have no | |
1800 | use for a VMA. | |
1801 | ||
1802 | This means that the debuglink section must be given a non-zero | |
1803 | VMA which makes it contiguous with other debug sections. So | |
1804 | walk the current section list, find the section with the | |
1805 | highest VMA and start the debuglink section after that one. */ | |
1806 | for (sec = obfd->sections, highest_section = NULL; | |
1807 | sec != NULL; | |
1808 | sec = sec->next) | |
1809 | if (sec->vma > 0 | |
1810 | && (highest_section == NULL | |
1811 | || sec->vma > highest_section->vma)) | |
1812 | highest_section = sec; | |
1813 | ||
1814 | if (highest_section) | |
1815 | debuglink_vma = BFD_ALIGN (highest_section->vma | |
1816 | + highest_section->size, | |
1817 | /* FIXME: We ought to be using | |
1818 | COFF_PAGE_SIZE here or maybe | |
1819 | bfd_get_section_alignment() (if it | |
1820 | was set) but since this is for PE | |
1821 | and we know the required alignment | |
1822 | it is easier just to hard code it. */ | |
1823 | 0x1000); | |
1824 | else | |
1825 | /* Umm, not sure what to do in this case. */ | |
1826 | debuglink_vma = 0x1000; | |
1827 | ||
1828 | bfd_set_section_vma (obfd, gnu_debuglink_section, debuglink_vma); | |
1829 | } | |
6e2c86ac | 1830 | } |
950d48e7 NC |
1831 | } |
1832 | ||
1aa9ef63 L |
1833 | if (bfd_count_sections (obfd) != 0 |
1834 | && (gap_fill_set || pad_to_set)) | |
252b5132 RH |
1835 | { |
1836 | asection **set; | |
1837 | unsigned int c, i; | |
1838 | ||
1839 | /* We must fill in gaps between the sections and/or we must pad | |
1840 | the last section to a specified address. We do this by | |
1841 | grabbing a list of the sections, sorting them by VMA, and | |
1842 | increasing the section sizes as required to fill the gaps. | |
1843 | We write out the gap contents below. */ | |
1844 | ||
1845 | c = bfd_count_sections (obfd); | |
3f5e193b | 1846 | osections = (asection **) xmalloc (c * sizeof (asection *)); |
252b5132 | 1847 | set = osections; |
d3ba0551 | 1848 | bfd_map_over_sections (obfd, get_sections, &set); |
252b5132 RH |
1849 | |
1850 | qsort (osections, c, sizeof (asection *), compare_section_lma); | |
1851 | ||
3f5e193b | 1852 | gaps = (bfd_size_type *) xmalloc (c * sizeof (bfd_size_type)); |
252b5132 RH |
1853 | memset (gaps, 0, c * sizeof (bfd_size_type)); |
1854 | ||
1855 | if (gap_fill_set) | |
1856 | { | |
1857 | for (i = 0; i < c - 1; i++) | |
1858 | { | |
1859 | flagword flags; | |
1860 | bfd_size_type size; | |
1861 | bfd_vma gap_start, gap_stop; | |
1862 | ||
1863 | flags = bfd_get_section_flags (obfd, osections[i]); | |
1864 | if ((flags & SEC_HAS_CONTENTS) == 0 | |
1865 | || (flags & SEC_LOAD) == 0) | |
1866 | continue; | |
1867 | ||
1868 | size = bfd_section_size (obfd, osections[i]); | |
1869 | gap_start = bfd_section_lma (obfd, osections[i]) + size; | |
1870 | gap_stop = bfd_section_lma (obfd, osections[i + 1]); | |
1871 | if (gap_start < gap_stop) | |
1872 | { | |
1873 | if (! bfd_set_section_size (obfd, osections[i], | |
1874 | size + (gap_stop - gap_start))) | |
1875 | { | |
2db6cde7 NS |
1876 | bfd_nonfatal_message (NULL, obfd, osections[i], |
1877 | _("Can't fill gap after section")); | |
252b5132 RH |
1878 | status = 1; |
1879 | break; | |
1880 | } | |
1881 | gaps[i] = gap_stop - gap_start; | |
1882 | if (max_gap < gap_stop - gap_start) | |
1883 | max_gap = gap_stop - gap_start; | |
1884 | } | |
1885 | } | |
1886 | } | |
1887 | ||
1888 | if (pad_to_set) | |
1889 | { | |
1890 | bfd_vma lma; | |
1891 | bfd_size_type size; | |
1892 | ||
1893 | lma = bfd_section_lma (obfd, osections[c - 1]); | |
1894 | size = bfd_section_size (obfd, osections[c - 1]); | |
1895 | if (lma + size < pad_to) | |
1896 | { | |
1897 | if (! bfd_set_section_size (obfd, osections[c - 1], | |
1898 | pad_to - lma)) | |
1899 | { | |
2db6cde7 NS |
1900 | bfd_nonfatal_message (NULL, obfd, osections[c - 1], |
1901 | _("can't add padding")); | |
252b5132 RH |
1902 | status = 1; |
1903 | } | |
1904 | else | |
1905 | { | |
1906 | gaps[c - 1] = pad_to - (lma + size); | |
1907 | if (max_gap < pad_to - (lma + size)) | |
1908 | max_gap = pad_to - (lma + size); | |
1909 | } | |
1910 | } | |
1911 | } | |
1912 | } | |
1913 | ||
594ef5db NC |
1914 | /* Symbol filtering must happen after the output sections |
1915 | have been created, but before their contents are set. */ | |
252b5132 | 1916 | dhandle = NULL; |
252b5132 | 1917 | if (convert_debugging) |
b922d590 | 1918 | dhandle = read_debugging_info (ibfd, isympp, symcount, FALSE); |
57938635 AM |
1919 | |
1920 | if (strip_symbols == STRIP_DEBUG | |
252b5132 RH |
1921 | || strip_symbols == STRIP_ALL |
1922 | || strip_symbols == STRIP_UNNEEDED | |
ed1653a7 | 1923 | || strip_symbols == STRIP_NONDEBUG |
96109726 CC |
1924 | || strip_symbols == STRIP_DWO |
1925 | || strip_symbols == STRIP_NONDWO | |
252b5132 | 1926 | || discard_locals != LOCALS_UNDEF |
d58c2e3a | 1927 | || localize_hidden |
047c9024 NC |
1928 | || htab_elements (strip_specific_htab) != 0 |
1929 | || htab_elements (keep_specific_htab) != 0 | |
1930 | || htab_elements (localize_specific_htab) != 0 | |
1931 | || htab_elements (globalize_specific_htab) != 0 | |
1932 | || htab_elements (keepglobal_specific_htab) != 0 | |
1933 | || htab_elements (weaken_specific_htab) != 0 | |
d7fb0dd2 | 1934 | || prefix_symbols_string |
252b5132 | 1935 | || sections_removed |
f91ea849 | 1936 | || sections_copied |
252b5132 RH |
1937 | || convert_debugging |
1938 | || change_leading_char | |
1939 | || remove_leading_char | |
57938635 | 1940 | || redefine_sym_list |
252b5132 RH |
1941 | || weaken) |
1942 | { | |
1943 | /* Mark symbols used in output relocations so that they | |
1944 | are kept, even if they are local labels or static symbols. | |
57938635 | 1945 | |
252b5132 RH |
1946 | Note we iterate over the input sections examining their |
1947 | relocations since the relocations for the output sections | |
1948 | haven't been set yet. mark_symbols_used_in_relocations will | |
1949 | ignore input sections which have no corresponding output | |
1950 | section. */ | |
1951 | if (strip_symbols != STRIP_ALL) | |
1952 | bfd_map_over_sections (ibfd, | |
1953 | mark_symbols_used_in_relocations, | |
d3ba0551 | 1954 | isympp); |
3f5e193b | 1955 | osympp = (asymbol **) xmalloc ((symcount + 1) * sizeof (asymbol *)); |
252b5132 RH |
1956 | symcount = filter_symbols (ibfd, obfd, osympp, isympp, symcount); |
1957 | } | |
1958 | ||
1959 | if (convert_debugging && dhandle != NULL) | |
1960 | { | |
1961 | if (! write_debugging_info (obfd, dhandle, &symcount, &osympp)) | |
1962 | { | |
1963 | status = 1; | |
950d48e7 | 1964 | return FALSE; |
252b5132 RH |
1965 | } |
1966 | } | |
1967 | ||
1968 | bfd_set_symtab (obfd, osympp, symcount); | |
1969 | ||
c3989150 L |
1970 | /* This has to happen before section positions are set. */ |
1971 | bfd_map_over_sections (ibfd, copy_relocations_in_section, obfd); | |
1972 | ||
252b5132 | 1973 | /* This has to happen after the symbol table has been set. */ |
d3ba0551 | 1974 | bfd_map_over_sections (ibfd, copy_section, obfd); |
252b5132 RH |
1975 | |
1976 | if (add_sections != NULL) | |
1977 | { | |
1978 | struct section_add *padd; | |
1979 | ||
1980 | for (padd = add_sections; padd != NULL; padd = padd->next) | |
1981 | { | |
d3ba0551 AM |
1982 | if (! bfd_set_section_contents (obfd, padd->section, padd->contents, |
1983 | 0, padd->size)) | |
950d48e7 | 1984 | { |
2db6cde7 | 1985 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1986 | return FALSE; |
1987 | } | |
252b5132 RH |
1988 | } |
1989 | } | |
1990 | ||
e7c81c25 NC |
1991 | if (gnu_debuglink_filename != NULL) |
1992 | { | |
1993 | if (! bfd_fill_in_gnu_debuglink_section | |
1994 | (obfd, gnu_debuglink_section, gnu_debuglink_filename)) | |
950d48e7 | 1995 | { |
2db6cde7 NS |
1996 | bfd_nonfatal_message (NULL, obfd, NULL, |
1997 | _("cannot fill debug link section `%s'"), | |
1998 | gnu_debuglink_filename); | |
950d48e7 NC |
1999 | return FALSE; |
2000 | } | |
e7c81c25 NC |
2001 | } |
2002 | ||
252b5132 RH |
2003 | if (gap_fill_set || pad_to_set) |
2004 | { | |
2005 | bfd_byte *buf; | |
2006 | int c, i; | |
2007 | ||
2008 | /* Fill in the gaps. */ | |
252b5132 RH |
2009 | if (max_gap > 8192) |
2010 | max_gap = 8192; | |
3f5e193b | 2011 | buf = (bfd_byte *) xmalloc (max_gap); |
d3ba0551 | 2012 | memset (buf, gap_fill, max_gap); |
252b5132 RH |
2013 | |
2014 | c = bfd_count_sections (obfd); | |
2015 | for (i = 0; i < c; i++) | |
2016 | { | |
2017 | if (gaps[i] != 0) | |
2018 | { | |
2019 | bfd_size_type left; | |
2020 | file_ptr off; | |
2021 | ||
2022 | left = gaps[i]; | |
2023 | off = bfd_section_size (obfd, osections[i]) - left; | |
594ef5db | 2024 | |
252b5132 RH |
2025 | while (left > 0) |
2026 | { | |
2027 | bfd_size_type now; | |
2028 | ||
2029 | if (left > 8192) | |
2030 | now = 8192; | |
2031 | else | |
2032 | now = left; | |
2033 | ||
2034 | if (! bfd_set_section_contents (obfd, osections[i], buf, | |
2035 | off, now)) | |
950d48e7 | 2036 | { |
2db6cde7 | 2037 | bfd_nonfatal_message (NULL, obfd, osections[i], NULL); |
950d48e7 NC |
2038 | return FALSE; |
2039 | } | |
252b5132 RH |
2040 | |
2041 | left -= now; | |
2042 | off += now; | |
2043 | } | |
2044 | } | |
2045 | } | |
2046 | } | |
2047 | ||
d3e52d40 RS |
2048 | /* Do not copy backend data if --extract-symbol is passed; anything |
2049 | that needs to look at the section contents will fail. */ | |
2050 | if (extract_symbol) | |
2051 | return TRUE; | |
2052 | ||
252b5132 RH |
2053 | /* Allow the BFD backend to copy any private data it understands |
2054 | from the input BFD to the output BFD. This is done last to | |
2055 | permit the routine to look at the filtered symbol table, which is | |
2056 | important for the ECOFF code at least. */ | |
42bb2e33 | 2057 | if (! bfd_copy_private_bfd_data (ibfd, obfd)) |
252b5132 | 2058 | { |
2db6cde7 NS |
2059 | bfd_nonfatal_message (NULL, obfd, NULL, |
2060 | _("error copying private BFD data")); | |
950d48e7 | 2061 | return FALSE; |
252b5132 | 2062 | } |
1ae8b3d2 AO |
2063 | |
2064 | /* Switch to the alternate machine code. We have to do this at the | |
2065 | very end, because we only initialize the header when we create | |
2066 | the first section. */ | |
f9d4ad2a NC |
2067 | if (use_alt_mach_code != 0) |
2068 | { | |
2069 | if (! bfd_alt_mach_code (obfd, use_alt_mach_code)) | |
2070 | { | |
2071 | non_fatal (_("this target does not support %lu alternative machine codes"), | |
2072 | use_alt_mach_code); | |
2073 | if (bfd_get_flavour (obfd) == bfd_target_elf_flavour) | |
2074 | { | |
2075 | non_fatal (_("treating that number as an absolute e_machine value instead")); | |
2076 | elf_elfheader (obfd)->e_machine = use_alt_mach_code; | |
2077 | } | |
2078 | else | |
2079 | non_fatal (_("ignoring the alternative value")); | |
2080 | } | |
2081 | } | |
950d48e7 NC |
2082 | |
2083 | return TRUE; | |
252b5132 RH |
2084 | } |
2085 | ||
2086 | /* Read each archive element in turn from IBFD, copy the | |
ee873e00 NC |
2087 | contents to temp file, and keep the temp file handle. |
2088 | If 'force_output_target' is TRUE then make sure that | |
2089 | all elements in the new archive are of the type | |
2090 | 'output_target'. */ | |
252b5132 RH |
2091 | |
2092 | static void | |
ee873e00 | 2093 | copy_archive (bfd *ibfd, bfd *obfd, const char *output_target, |
8b31b6c4 NC |
2094 | bfd_boolean force_output_target, |
2095 | const bfd_arch_info_type *input_arch) | |
252b5132 RH |
2096 | { |
2097 | struct name_list | |
2098 | { | |
2099 | struct name_list *next; | |
4c168fa3 | 2100 | const char *name; |
252b5132 RH |
2101 | bfd *obfd; |
2102 | } *list, *l; | |
2103 | bfd **ptr = &obfd->archive_head; | |
2104 | bfd *this_element; | |
8d8e0703 AM |
2105 | char *dir; |
2106 | const char *filename; | |
252b5132 RH |
2107 | |
2108 | /* Make a temp directory to hold the contents. */ | |
f9c026a8 | 2109 | dir = make_tempdir (bfd_get_filename (obfd)); |
f9c026a8 NC |
2110 | if (dir == NULL) |
2111 | fatal (_("cannot create tempdir for archive copying (error: %s)"), | |
2112 | strerror (errno)); | |
84e2f313 | 2113 | |
2e30cb57 CC |
2114 | if (strip_symbols == STRIP_ALL) |
2115 | obfd->has_armap = FALSE; | |
2116 | else | |
2117 | obfd->has_armap = ibfd->has_armap; | |
a8da6403 | 2118 | obfd->is_thin_archive = ibfd->is_thin_archive; |
252b5132 | 2119 | |
2e30cb57 CC |
2120 | if (deterministic) |
2121 | obfd->flags |= BFD_DETERMINISTIC_OUTPUT; | |
2122 | ||
252b5132 RH |
2123 | list = NULL; |
2124 | ||
2125 | this_element = bfd_openr_next_archived_file (ibfd, NULL); | |
594ef5db | 2126 | |
b667df2e | 2127 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) |
8d8e0703 AM |
2128 | { |
2129 | status = 1; | |
2130 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); | |
2131 | return; | |
2132 | } | |
b667df2e | 2133 | |
d3ba0551 | 2134 | while (!status && this_element != NULL) |
252b5132 | 2135 | { |
4c168fa3 AM |
2136 | char *output_name; |
2137 | bfd *output_bfd; | |
252b5132 | 2138 | bfd *last_element; |
8066d1a2 AS |
2139 | struct stat buf; |
2140 | int stat_status = 0; | |
3f5e193b | 2141 | bfd_boolean del = TRUE; |
19094d10 | 2142 | bfd_boolean ok_object; |
8066d1a2 | 2143 | |
4c168fa3 AM |
2144 | /* Create an output file for this member. */ |
2145 | output_name = concat (dir, "/", | |
2146 | bfd_get_filename (this_element), (char *) 0); | |
2147 | ||
2148 | /* If the file already exists, make another temp dir. */ | |
2149 | if (stat (output_name, &buf) >= 0) | |
2150 | { | |
f9c026a8 NC |
2151 | output_name = make_tempdir (output_name); |
2152 | if (output_name == NULL) | |
485be063 AM |
2153 | fatal (_("cannot create tempdir for archive copying (error: %s)"), |
2154 | strerror (errno)); | |
84e2f313 | 2155 | |
3f5e193b | 2156 | l = (struct name_list *) xmalloc (sizeof (struct name_list)); |
4c168fa3 AM |
2157 | l->name = output_name; |
2158 | l->next = list; | |
2159 | l->obfd = NULL; | |
2160 | list = l; | |
2161 | output_name = concat (output_name, "/", | |
2162 | bfd_get_filename (this_element), (char *) 0); | |
2163 | } | |
2164 | ||
8066d1a2 AS |
2165 | if (preserve_dates) |
2166 | { | |
2167 | stat_status = bfd_stat_arch_elt (this_element, &buf); | |
594ef5db | 2168 | |
8066d1a2 AS |
2169 | if (stat_status != 0) |
2170 | non_fatal (_("internal stat error on %s"), | |
2171 | bfd_get_filename (this_element)); | |
2172 | } | |
252b5132 | 2173 | |
3f5e193b | 2174 | l = (struct name_list *) xmalloc (sizeof (struct name_list)); |
252b5132 RH |
2175 | l->name = output_name; |
2176 | l->next = list; | |
bee59fd2 | 2177 | l->obfd = NULL; |
252b5132 RH |
2178 | list = l; |
2179 | ||
19094d10 AM |
2180 | ok_object = bfd_check_format (this_element, bfd_object); |
2181 | if (!ok_object) | |
2182 | bfd_nonfatal_message (NULL, this_element, NULL, | |
2183 | _("Unable to recognise the format of file")); | |
2184 | ||
2185 | /* PR binutils/3110: Cope with archives | |
2186 | containing multiple target types. */ | |
2187 | if (force_output_target || !ok_object) | |
2188 | output_bfd = bfd_openw (output_name, output_target); | |
2189 | else | |
2190 | output_bfd = bfd_openw (output_name, bfd_get_target (this_element)); | |
2191 | ||
2192 | if (output_bfd == NULL) | |
77f762d6 | 2193 | { |
19094d10 AM |
2194 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); |
2195 | status = 1; | |
2196 | return; | |
2197 | } | |
2198 | ||
2199 | if (ok_object) | |
2200 | { | |
2201 | del = !copy_object (this_element, output_bfd, input_arch); | |
ee873e00 | 2202 | |
19094d10 AM |
2203 | if (del && bfd_get_arch (this_element) == bfd_arch_unknown) |
2204 | /* Try again as an unknown object file. */ | |
2205 | ok_object = FALSE; | |
2206 | else if (!bfd_close (output_bfd)) | |
2db6cde7 NS |
2207 | { |
2208 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); | |
19094d10 | 2209 | /* Error in new object file. Don't change archive. */ |
2db6cde7 | 2210 | status = 1; |
77f762d6 | 2211 | } |
77f762d6 | 2212 | } |
77f762d6 | 2213 | |
19094d10 AM |
2214 | if (!ok_object) |
2215 | { | |
3f5e193b | 2216 | del = !copy_unknown_object (this_element, output_bfd); |
77f762d6 L |
2217 | if (!bfd_close_all_done (output_bfd)) |
2218 | { | |
8d8e0703 | 2219 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); |
77f762d6 L |
2220 | /* Error in new object file. Don't change archive. */ |
2221 | status = 1; | |
2222 | } | |
252b5132 RH |
2223 | } |
2224 | ||
3f5e193b | 2225 | if (del) |
950d48e7 NC |
2226 | { |
2227 | unlink (output_name); | |
2228 | status = 1; | |
2229 | } | |
2230 | else | |
2231 | { | |
2232 | if (preserve_dates && stat_status == 0) | |
2233 | set_times (output_name, &buf); | |
8066d1a2 | 2234 | |
950d48e7 NC |
2235 | /* Open the newly output file and attach to our list. */ |
2236 | output_bfd = bfd_openr (output_name, output_target); | |
252b5132 | 2237 | |
950d48e7 | 2238 | l->obfd = output_bfd; |
252b5132 | 2239 | |
950d48e7 | 2240 | *ptr = output_bfd; |
cc481421 | 2241 | ptr = &output_bfd->archive_next; |
252b5132 | 2242 | |
950d48e7 | 2243 | last_element = this_element; |
252b5132 | 2244 | |
950d48e7 | 2245 | this_element = bfd_openr_next_archived_file (ibfd, last_element); |
252b5132 | 2246 | |
950d48e7 NC |
2247 | bfd_close (last_element); |
2248 | } | |
252b5132 | 2249 | } |
d3ba0551 | 2250 | *ptr = NULL; |
252b5132 | 2251 | |
8d8e0703 | 2252 | filename = bfd_get_filename (obfd); |
252b5132 | 2253 | if (!bfd_close (obfd)) |
8d8e0703 AM |
2254 | { |
2255 | status = 1; | |
2256 | bfd_nonfatal_message (filename, NULL, NULL, NULL); | |
2257 | return; | |
2258 | } | |
252b5132 | 2259 | |
8d8e0703 | 2260 | filename = bfd_get_filename (ibfd); |
252b5132 | 2261 | if (!bfd_close (ibfd)) |
8d8e0703 AM |
2262 | { |
2263 | status = 1; | |
2264 | bfd_nonfatal_message (filename, NULL, NULL, NULL); | |
2265 | return; | |
2266 | } | |
252b5132 RH |
2267 | |
2268 | /* Delete all the files that we opened. */ | |
2269 | for (l = list; l != NULL; l = l->next) | |
2270 | { | |
4c168fa3 AM |
2271 | if (l->obfd == NULL) |
2272 | rmdir (l->name); | |
2273 | else | |
2274 | { | |
2275 | bfd_close (l->obfd); | |
2276 | unlink (l->name); | |
2277 | } | |
252b5132 RH |
2278 | } |
2279 | rmdir (dir); | |
2280 | } | |
2281 | ||
0408dee6 DK |
2282 | static void |
2283 | set_long_section_mode (bfd *output_bfd, bfd *input_bfd, enum long_section_name_handling style) | |
2284 | { | |
2285 | /* This is only relevant to Coff targets. */ | |
2286 | if (bfd_get_flavour (output_bfd) == bfd_target_coff_flavour) | |
2287 | { | |
78e82dc3 AM |
2288 | if (style == KEEP |
2289 | && bfd_get_flavour (input_bfd) == bfd_target_coff_flavour) | |
0408dee6 DK |
2290 | style = bfd_coff_long_section_names (input_bfd) ? ENABLE : DISABLE; |
2291 | bfd_coff_set_long_section_names (output_bfd, style != DISABLE); | |
2292 | } | |
2293 | } | |
2294 | ||
252b5132 RH |
2295 | /* The top-level control. */ |
2296 | ||
2297 | static void | |
84e2f313 | 2298 | copy_file (const char *input_filename, const char *output_filename, |
8b31b6c4 NC |
2299 | const char *input_target, const char *output_target, |
2300 | const bfd_arch_info_type *input_arch) | |
252b5132 RH |
2301 | { |
2302 | bfd *ibfd; | |
49c12576 AM |
2303 | char **obj_matching; |
2304 | char **core_matching; | |
52a476ee | 2305 | off_t size = get_file_size (input_filename); |
252b5132 | 2306 | |
52a476ee | 2307 | if (size < 1) |
f24ddbdd | 2308 | { |
52a476ee L |
2309 | if (size == 0) |
2310 | non_fatal (_("error: the input file '%s' is empty"), | |
2311 | input_filename); | |
f24ddbdd NC |
2312 | status = 1; |
2313 | return; | |
2314 | } | |
2315 | ||
252b5132 RH |
2316 | /* To allow us to do "strip *" without dying on the first |
2317 | non-object file, failures are nonfatal. */ | |
252b5132 RH |
2318 | ibfd = bfd_openr (input_filename, input_target); |
2319 | if (ibfd == NULL) | |
2db6cde7 NS |
2320 | { |
2321 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); | |
2322 | status = 1; | |
2323 | return; | |
2324 | } | |
252b5132 | 2325 | |
4a114e3e L |
2326 | switch (do_debug_sections) |
2327 | { | |
2328 | case compress: | |
2329 | ibfd->flags |= BFD_COMPRESS; | |
2330 | break; | |
2331 | case decompress: | |
2332 | ibfd->flags |= BFD_DECOMPRESS; | |
2333 | break; | |
2334 | default: | |
2335 | break; | |
2336 | } | |
2337 | ||
252b5132 RH |
2338 | if (bfd_check_format (ibfd, bfd_archive)) |
2339 | { | |
ee873e00 | 2340 | bfd_boolean force_output_target; |
252b5132 RH |
2341 | bfd *obfd; |
2342 | ||
2343 | /* bfd_get_target does not return the correct value until | |
2344 | bfd_check_format succeeds. */ | |
2345 | if (output_target == NULL) | |
ee873e00 NC |
2346 | { |
2347 | output_target = bfd_get_target (ibfd); | |
2348 | force_output_target = FALSE; | |
2349 | } | |
2350 | else | |
2351 | force_output_target = TRUE; | |
252b5132 RH |
2352 | |
2353 | obfd = bfd_openw (output_filename, output_target); | |
2354 | if (obfd == NULL) | |
2db6cde7 NS |
2355 | { |
2356 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2357 | status = 1; | |
2358 | return; | |
2359 | } | |
0408dee6 DK |
2360 | /* This is a no-op on non-Coff targets. */ |
2361 | set_long_section_mode (obfd, ibfd, long_section_names); | |
252b5132 | 2362 | |
8b31b6c4 | 2363 | copy_archive (ibfd, obfd, output_target, force_output_target, input_arch); |
252b5132 | 2364 | } |
49c12576 | 2365 | else if (bfd_check_format_matches (ibfd, bfd_object, &obj_matching)) |
252b5132 RH |
2366 | { |
2367 | bfd *obfd; | |
49c12576 | 2368 | do_copy: |
950d48e7 | 2369 | |
252b5132 RH |
2370 | /* bfd_get_target does not return the correct value until |
2371 | bfd_check_format succeeds. */ | |
2372 | if (output_target == NULL) | |
2373 | output_target = bfd_get_target (ibfd); | |
2374 | ||
2375 | obfd = bfd_openw (output_filename, output_target); | |
2376 | if (obfd == NULL) | |
2db6cde7 NS |
2377 | { |
2378 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2379 | status = 1; | |
2380 | return; | |
2381 | } | |
0408dee6 DK |
2382 | /* This is a no-op on non-Coff targets. */ |
2383 | set_long_section_mode (obfd, ibfd, long_section_names); | |
252b5132 | 2384 | |
8b31b6c4 | 2385 | if (! copy_object (ibfd, obfd, input_arch)) |
a580b8e0 | 2386 | status = 1; |
252b5132 RH |
2387 | |
2388 | if (!bfd_close (obfd)) | |
8d8e0703 AM |
2389 | { |
2390 | status = 1; | |
2391 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2392 | return; | |
2393 | } | |
252b5132 RH |
2394 | |
2395 | if (!bfd_close (ibfd)) | |
8d8e0703 AM |
2396 | { |
2397 | status = 1; | |
2398 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); | |
2399 | return; | |
2400 | } | |
252b5132 RH |
2401 | } |
2402 | else | |
2403 | { | |
49c12576 AM |
2404 | bfd_error_type obj_error = bfd_get_error (); |
2405 | bfd_error_type core_error; | |
b34976b6 | 2406 | |
49c12576 AM |
2407 | if (bfd_check_format_matches (ibfd, bfd_core, &core_matching)) |
2408 | { | |
2409 | /* This probably can't happen.. */ | |
2410 | if (obj_error == bfd_error_file_ambiguously_recognized) | |
2411 | free (obj_matching); | |
2412 | goto do_copy; | |
2413 | } | |
2414 | ||
2415 | core_error = bfd_get_error (); | |
2416 | /* Report the object error in preference to the core error. */ | |
2417 | if (obj_error != core_error) | |
2418 | bfd_set_error (obj_error); | |
2419 | ||
2db6cde7 | 2420 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); |
57938635 | 2421 | |
49c12576 AM |
2422 | if (obj_error == bfd_error_file_ambiguously_recognized) |
2423 | { | |
2424 | list_matching_formats (obj_matching); | |
2425 | free (obj_matching); | |
2426 | } | |
2427 | if (core_error == bfd_error_file_ambiguously_recognized) | |
252b5132 | 2428 | { |
49c12576 AM |
2429 | list_matching_formats (core_matching); |
2430 | free (core_matching); | |
252b5132 | 2431 | } |
57938635 | 2432 | |
252b5132 RH |
2433 | status = 1; |
2434 | } | |
2435 | } | |
2436 | ||
594ef5db NC |
2437 | /* Add a name to the section renaming list. */ |
2438 | ||
2439 | static void | |
84e2f313 NC |
2440 | add_section_rename (const char * old_name, const char * new_name, |
2441 | flagword flags) | |
594ef5db | 2442 | { |
91d6fa6a | 2443 | section_rename * srename; |
594ef5db NC |
2444 | |
2445 | /* Check for conflicts first. */ | |
91d6fa6a NC |
2446 | for (srename = section_rename_list; srename != NULL; srename = srename->next) |
2447 | if (strcmp (srename->old_name, old_name) == 0) | |
594ef5db NC |
2448 | { |
2449 | /* Silently ignore duplicate definitions. */ | |
91d6fa6a NC |
2450 | if (strcmp (srename->new_name, new_name) == 0 |
2451 | && srename->flags == flags) | |
594ef5db | 2452 | return; |
0af11b59 | 2453 | |
594ef5db NC |
2454 | fatal (_("Multiple renames of section %s"), old_name); |
2455 | } | |
2456 | ||
91d6fa6a | 2457 | srename = (section_rename *) xmalloc (sizeof (* srename)); |
594ef5db | 2458 | |
91d6fa6a NC |
2459 | srename->old_name = old_name; |
2460 | srename->new_name = new_name; | |
2461 | srename->flags = flags; | |
2462 | srename->next = section_rename_list; | |
0af11b59 | 2463 | |
91d6fa6a | 2464 | section_rename_list = srename; |
594ef5db NC |
2465 | } |
2466 | ||
2467 | /* Check the section rename list for a new name of the input section | |
2468 | ISECTION. Return the new name if one is found. | |
2469 | Also set RETURNED_FLAGS to the flags to be used for this section. */ | |
2470 | ||
2471 | static const char * | |
84e2f313 NC |
2472 | find_section_rename (bfd * ibfd ATTRIBUTE_UNUSED, sec_ptr isection, |
2473 | flagword * returned_flags) | |
594ef5db NC |
2474 | { |
2475 | const char * old_name = bfd_section_name (ibfd, isection); | |
91d6fa6a | 2476 | section_rename * srename; |
594ef5db NC |
2477 | |
2478 | /* Default to using the flags of the input section. */ | |
2479 | * returned_flags = bfd_get_section_flags (ibfd, isection); | |
2480 | ||
91d6fa6a NC |
2481 | for (srename = section_rename_list; srename != NULL; srename = srename->next) |
2482 | if (strcmp (srename->old_name, old_name) == 0) | |
594ef5db | 2483 | { |
91d6fa6a NC |
2484 | if (srename->flags != (flagword) -1) |
2485 | * returned_flags = srename->flags; | |
594ef5db | 2486 | |
91d6fa6a | 2487 | return srename->new_name; |
594ef5db NC |
2488 | } |
2489 | ||
2490 | return old_name; | |
2491 | } | |
2492 | ||
80fccad2 BW |
2493 | /* Once each of the sections is copied, we may still need to do some |
2494 | finalization work for private section headers. Do that here. */ | |
2495 | ||
2496 | static void | |
2497 | setup_bfd_headers (bfd *ibfd, bfd *obfd) | |
2498 | { | |
80fccad2 BW |
2499 | /* Allow the BFD backend to copy any private data it understands |
2500 | from the input section to the output section. */ | |
2501 | if (! bfd_copy_private_header_data (ibfd, obfd)) | |
2502 | { | |
2db6cde7 NS |
2503 | status = 1; |
2504 | bfd_nonfatal_message (NULL, ibfd, NULL, | |
8d8e0703 | 2505 | _("error in private header data")); |
2db6cde7 | 2506 | return; |
80fccad2 BW |
2507 | } |
2508 | ||
2509 | /* All went well. */ | |
2510 | return; | |
80fccad2 BW |
2511 | } |
2512 | ||
594ef5db NC |
2513 | /* Create a section in OBFD with the same |
2514 | name and attributes as ISECTION in IBFD. */ | |
252b5132 RH |
2515 | |
2516 | static void | |
84e2f313 | 2517 | setup_section (bfd *ibfd, sec_ptr isection, void *obfdarg) |
252b5132 | 2518 | { |
3f5e193b | 2519 | bfd *obfd = (bfd *) obfdarg; |
252b5132 RH |
2520 | struct section_list *p; |
2521 | sec_ptr osection; | |
2522 | bfd_size_type size; | |
2523 | bfd_vma vma; | |
2524 | bfd_vma lma; | |
2525 | flagword flags; | |
1a89cc7d | 2526 | const char *err; |
594ef5db | 2527 | const char * name; |
d7fb0dd2 | 2528 | char *prefix = NULL; |
66125551 | 2529 | bfd_boolean make_nobits; |
0af11b59 | 2530 | |
2593f09a | 2531 | if (is_strip_section (ibfd, isection)) |
252b5132 RH |
2532 | return; |
2533 | ||
b34976b6 | 2534 | p = find_section_list (bfd_section_name (ibfd, isection), FALSE); |
252b5132 | 2535 | if (p != NULL) |
b34976b6 | 2536 | p->used = TRUE; |
252b5132 | 2537 | |
594ef5db NC |
2538 | /* Get the, possibly new, name of the output section. */ |
2539 | name = find_section_rename (ibfd, isection, & flags); | |
0af11b59 | 2540 | |
d7fb0dd2 | 2541 | /* Prefix sections. */ |
84e2f313 NC |
2542 | if ((prefix_alloc_sections_string) |
2543 | && (bfd_get_section_flags (ibfd, isection) & SEC_ALLOC)) | |
d7fb0dd2 NC |
2544 | prefix = prefix_alloc_sections_string; |
2545 | else if (prefix_sections_string) | |
2546 | prefix = prefix_sections_string; | |
2547 | ||
2548 | if (prefix) | |
2549 | { | |
2550 | char *n; | |
2551 | ||
3f5e193b | 2552 | n = (char *) xmalloc (strlen (prefix) + strlen (name) + 1); |
d7fb0dd2 NC |
2553 | strcpy (n, prefix); |
2554 | strcat (n, name); | |
2555 | name = n; | |
2556 | } | |
66491ebc | 2557 | |
66125551 | 2558 | make_nobits = FALSE; |
551b43fd AM |
2559 | if (p != NULL && p->set_flags) |
2560 | flags = p->flags | (flags & (SEC_HAS_CONTENTS | SEC_RELOC)); | |
42bb2e33 | 2561 | else if (strip_symbols == STRIP_NONDEBUG |
6c67a030 AM |
2562 | && (flags & (SEC_ALLOC | SEC_GROUP)) != 0 |
2563 | && !(ibfd->xvec->flavour == bfd_target_elf_flavour | |
2564 | && elf_section_type (isection) == SHT_NOTE)) | |
66125551 | 2565 | { |
6c67a030 | 2566 | flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD | SEC_GROUP); |
66125551 AM |
2567 | if (obfd->xvec->flavour == bfd_target_elf_flavour) |
2568 | { | |
2569 | make_nobits = TRUE; | |
2570 | ||
2571 | /* Twiddle the input section flags so that it seems to | |
2572 | elf.c:copy_private_bfd_data that section flags have not | |
2573 | changed between input and output sections. This hack | |
2574 | prevents wholesale rewriting of the program headers. */ | |
6c67a030 | 2575 | isection->flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD | SEC_GROUP); |
66125551 AM |
2576 | } |
2577 | } | |
551b43fd AM |
2578 | |
2579 | osection = bfd_make_section_anyway_with_flags (obfd, name, flags); | |
57938635 | 2580 | |
252b5132 RH |
2581 | if (osection == NULL) |
2582 | { | |
2db6cde7 | 2583 | err = _("failed to create output section"); |
252b5132 RH |
2584 | goto loser; |
2585 | } | |
2586 | ||
66125551 | 2587 | if (make_nobits) |
551b43fd AM |
2588 | elf_section_type (osection) = SHT_NOBITS; |
2589 | ||
252b5132 RH |
2590 | size = bfd_section_size (ibfd, isection); |
2591 | if (copy_byte >= 0) | |
b7dd81f7 | 2592 | size = (size + interleave - 1) / interleave * copy_width; |
d3e52d40 RS |
2593 | else if (extract_symbol) |
2594 | size = 0; | |
252b5132 RH |
2595 | if (! bfd_set_section_size (obfd, osection, size)) |
2596 | { | |
2db6cde7 | 2597 | err = _("failed to set size"); |
252b5132 RH |
2598 | goto loser; |
2599 | } | |
57938635 | 2600 | |
252b5132 RH |
2601 | vma = bfd_section_vma (ibfd, isection); |
2602 | if (p != NULL && p->change_vma == CHANGE_MODIFY) | |
2603 | vma += p->vma_val; | |
2604 | else if (p != NULL && p->change_vma == CHANGE_SET) | |
2605 | vma = p->vma_val; | |
2606 | else | |
2607 | vma += change_section_address; | |
57938635 | 2608 | |
237dcb53 | 2609 | if (! bfd_set_section_vma (obfd, osection, vma)) |
252b5132 | 2610 | { |
2db6cde7 | 2611 | err = _("failed to set vma"); |
252b5132 RH |
2612 | goto loser; |
2613 | } | |
2614 | ||
2615 | lma = isection->lma; | |
2616 | if ((p != NULL) && p->change_lma != CHANGE_IGNORE) | |
2617 | { | |
2618 | if (p->change_lma == CHANGE_MODIFY) | |
2619 | lma += p->lma_val; | |
2620 | else if (p->change_lma == CHANGE_SET) | |
2621 | lma = p->lma_val; | |
2622 | else | |
2623 | abort (); | |
2624 | } | |
2625 | else | |
2626 | lma += change_section_address; | |
57938635 | 2627 | |
237dcb53 | 2628 | osection->lma = lma; |
252b5132 RH |
2629 | |
2630 | /* FIXME: This is probably not enough. If we change the LMA we | |
2631 | may have to recompute the header for the file as well. */ | |
b34976b6 AM |
2632 | if (!bfd_set_section_alignment (obfd, |
2633 | osection, | |
2634 | bfd_section_alignment (ibfd, isection))) | |
252b5132 | 2635 | { |
2db6cde7 | 2636 | err = _("failed to set alignment"); |
252b5132 RH |
2637 | goto loser; |
2638 | } | |
2639 | ||
bc408b8a JJ |
2640 | /* Copy merge entity size. */ |
2641 | osection->entsize = isection->entsize; | |
2642 | ||
252b5132 RH |
2643 | /* This used to be mangle_section; we do here to avoid using |
2644 | bfd_get_section_by_name since some formats allow multiple | |
2645 | sections with the same name. */ | |
2646 | isection->output_section = osection; | |
237dcb53 | 2647 | isection->output_offset = 0; |
d3e52d40 RS |
2648 | |
2649 | /* Do not copy backend data if --extract-symbol is passed; anything | |
2650 | that needs to look at the section contents will fail. */ | |
2651 | if (extract_symbol) | |
2652 | return; | |
252b5132 | 2653 | |
119f4245 AM |
2654 | if ((isection->flags & SEC_GROUP) != 0) |
2655 | { | |
2656 | asymbol *gsym = group_signature (isection); | |
2657 | ||
2658 | if (gsym != NULL) | |
2659 | { | |
2660 | gsym->flags |= BSF_KEEP; | |
2661 | if (ibfd->xvec->flavour == bfd_target_elf_flavour) | |
2662 | elf_group_id (isection) = gsym; | |
2663 | } | |
2664 | } | |
2665 | ||
252b5132 RH |
2666 | /* Allow the BFD backend to copy any private data it understands |
2667 | from the input section to the output section. */ | |
42bb2e33 | 2668 | if (!bfd_copy_private_section_data (ibfd, isection, obfd, osection)) |
252b5132 | 2669 | { |
2db6cde7 | 2670 | err = _("failed to copy private data"); |
252b5132 RH |
2671 | goto loser; |
2672 | } | |
2673 | ||
594ef5db | 2674 | /* All went well. */ |
252b5132 RH |
2675 | return; |
2676 | ||
2677 | loser: | |
252b5132 | 2678 | status = 1; |
2db6cde7 | 2679 | bfd_nonfatal_message (NULL, obfd, osection, err); |
252b5132 RH |
2680 | } |
2681 | ||
c3989150 | 2682 | /* Return TRUE if input section ISECTION should be skipped. */ |
252b5132 | 2683 | |
c3989150 L |
2684 | static bfd_boolean |
2685 | skip_section (bfd *ibfd, sec_ptr isection) | |
252b5132 | 2686 | { |
252b5132 RH |
2687 | sec_ptr osection; |
2688 | bfd_size_type size; | |
dc156bc0 | 2689 | flagword flags; |
252b5132 | 2690 | |
594ef5db NC |
2691 | /* If we have already failed earlier on, |
2692 | do not keep on generating complaints now. */ | |
252b5132 | 2693 | if (status != 0) |
c3989150 L |
2694 | return TRUE; |
2695 | ||
2696 | if (extract_symbol) | |
2697 | return TRUE; | |
57938635 | 2698 | |
2593f09a | 2699 | if (is_strip_section (ibfd, isection)) |
c3989150 | 2700 | return TRUE; |
252b5132 | 2701 | |
2593f09a | 2702 | flags = bfd_get_section_flags (ibfd, isection); |
dc156bc0 | 2703 | if ((flags & SEC_GROUP) != 0) |
c3989150 | 2704 | return TRUE; |
dc156bc0 | 2705 | |
252b5132 | 2706 | osection = isection->output_section; |
135dfb4a | 2707 | size = bfd_get_section_size (isection); |
252b5132 RH |
2708 | |
2709 | if (size == 0 || osection == 0) | |
c3989150 | 2710 | return TRUE; |
252b5132 | 2711 | |
c3989150 L |
2712 | return FALSE; |
2713 | } | |
2714 | ||
2715 | /* Copy relocations in input section ISECTION of IBFD to an output | |
2716 | section with the same name in OBFDARG. If stripping then don't | |
2717 | copy any relocation info. */ | |
2718 | ||
2719 | static void | |
2720 | copy_relocations_in_section (bfd *ibfd, sec_ptr isection, void *obfdarg) | |
2721 | { | |
2722 | bfd *obfd = (bfd *) obfdarg; | |
2723 | long relsize; | |
2724 | arelent **relpp; | |
2725 | long relcount; | |
2726 | sec_ptr osection; | |
2727 | ||
2728 | if (skip_section (ibfd, isection)) | |
237dcb53 AM |
2729 | return; |
2730 | ||
c3989150 | 2731 | osection = isection->output_section; |
2593f09a | 2732 | |
96109726 CC |
2733 | /* Core files and DWO files do not need to be relocated. */ |
2734 | if (bfd_get_format (obfd) == bfd_core || strip_symbols == STRIP_NONDWO) | |
4dd67f29 MS |
2735 | relsize = 0; |
2736 | else | |
ed570f48 NC |
2737 | { |
2738 | relsize = bfd_get_reloc_upper_bound (ibfd, isection); | |
4dd67f29 | 2739 | |
ed570f48 NC |
2740 | if (relsize < 0) |
2741 | { | |
2742 | /* Do not complain if the target does not support relocations. */ | |
2743 | if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation) | |
2744 | relsize = 0; | |
2745 | else | |
2db6cde7 NS |
2746 | { |
2747 | status = 1; | |
2748 | bfd_nonfatal_message (NULL, ibfd, isection, NULL); | |
2749 | return; | |
2750 | } | |
ed570f48 NC |
2751 | } |
2752 | } | |
57938635 | 2753 | |
252b5132 | 2754 | if (relsize == 0) |
96109726 CC |
2755 | { |
2756 | bfd_set_reloc (obfd, osection, NULL, 0); | |
2757 | osection->flags &= ~SEC_RELOC; | |
2758 | } | |
252b5132 RH |
2759 | else |
2760 | { | |
3f5e193b | 2761 | relpp = (arelent **) xmalloc (relsize); |
252b5132 RH |
2762 | relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp); |
2763 | if (relcount < 0) | |
2db6cde7 NS |
2764 | { |
2765 | status = 1; | |
2766 | bfd_nonfatal_message (NULL, ibfd, isection, | |
2767 | _("relocation count is negative")); | |
2768 | return; | |
2769 | } | |
57938635 | 2770 | |
252b5132 RH |
2771 | if (strip_symbols == STRIP_ALL) |
2772 | { | |
2773 | /* Remove relocations which are not in | |
0af11b59 | 2774 | keep_strip_specific_list. */ |
252b5132 RH |
2775 | arelent **temp_relpp; |
2776 | long temp_relcount = 0; | |
2777 | long i; | |
57938635 | 2778 | |
3f5e193b | 2779 | temp_relpp = (arelent **) xmalloc (relsize); |
252b5132 | 2780 | for (i = 0; i < relcount; i++) |
d3ba0551 | 2781 | if (is_specified_symbol (bfd_asymbol_name (*relpp[i]->sym_ptr_ptr), |
047c9024 | 2782 | keep_specific_htab)) |
252b5132 RH |
2783 | temp_relpp [temp_relcount++] = relpp [i]; |
2784 | relcount = temp_relcount; | |
2785 | free (relpp); | |
2786 | relpp = temp_relpp; | |
2787 | } | |
e0c60db2 | 2788 | |
d3ba0551 | 2789 | bfd_set_reloc (obfd, osection, relcount == 0 ? NULL : relpp, relcount); |
f0312d39 | 2790 | if (relcount == 0) |
c3989150 L |
2791 | { |
2792 | osection->flags &= ~SEC_RELOC; | |
2793 | free (relpp); | |
2794 | } | |
252b5132 | 2795 | } |
c3989150 L |
2796 | } |
2797 | ||
2798 | /* Copy the data of input section ISECTION of IBFD | |
2799 | to an output section with the same name in OBFD. */ | |
2800 | ||
2801 | static void | |
2802 | copy_section (bfd *ibfd, sec_ptr isection, void *obfdarg) | |
2803 | { | |
2804 | bfd *obfd = (bfd *) obfdarg; | |
2805 | struct section_list *p; | |
2806 | sec_ptr osection; | |
2807 | bfd_size_type size; | |
2808 | ||
2809 | if (skip_section (ibfd, isection)) | |
2810 | return; | |
2811 | ||
2812 | osection = isection->output_section; | |
2813 | size = bfd_get_section_size (isection); | |
2814 | ||
2815 | p = find_section_list (bfd_get_section_name (ibfd, isection), FALSE); | |
57938635 | 2816 | |
0af11b59 | 2817 | if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS |
4dd67f29 | 2818 | && bfd_get_section_flags (obfd, osection) & SEC_HAS_CONTENTS) |
252b5132 | 2819 | { |
4a114e3e | 2820 | bfd_byte *memhunk = NULL; |
252b5132 | 2821 | |
4a114e3e | 2822 | if (!bfd_get_full_section_contents (ibfd, isection, &memhunk)) |
2db6cde7 NS |
2823 | { |
2824 | status = 1; | |
2825 | bfd_nonfatal_message (NULL, ibfd, isection, NULL); | |
2826 | return; | |
2827 | } | |
252b5132 | 2828 | |
9e48b4c6 NC |
2829 | if (reverse_bytes) |
2830 | { | |
2831 | /* We don't handle leftover bytes (too many possible behaviors, | |
2832 | and we don't know what the user wants). The section length | |
2833 | must be a multiple of the number of bytes to swap. */ | |
2834 | if ((size % reverse_bytes) == 0) | |
2835 | { | |
2836 | unsigned long i, j; | |
2837 | bfd_byte b; | |
2838 | ||
2839 | for (i = 0; i < size; i += reverse_bytes) | |
2840 | for (j = 0; j < (unsigned long)(reverse_bytes / 2); j++) | |
2841 | { | |
2842 | bfd_byte *m = (bfd_byte *) memhunk; | |
2843 | ||
2844 | b = m[i + j]; | |
2845 | m[i + j] = m[(i + reverse_bytes) - (j + 1)]; | |
2846 | m[(i + reverse_bytes) - (j + 1)] = b; | |
2847 | } | |
2848 | } | |
2849 | else | |
2850 | /* User must pad the section up in order to do this. */ | |
2851 | fatal (_("cannot reverse bytes: length of section %s must be evenly divisible by %d"), | |
2852 | bfd_section_name (ibfd, isection), reverse_bytes); | |
2853 | } | |
2854 | ||
57938635 | 2855 | if (copy_byte >= 0) |
5e675b72 AM |
2856 | { |
2857 | /* Keep only every `copy_byte'th byte in MEMHUNK. */ | |
2f01ffbf | 2858 | char *from = (char *) memhunk + copy_byte; |
3f5e193b | 2859 | char *to = (char *) memhunk; |
2f01ffbf | 2860 | char *end = (char *) memhunk + size; |
b7dd81f7 | 2861 | int i; |
5e675b72 AM |
2862 | |
2863 | for (; from < end; from += interleave) | |
b7dd81f7 | 2864 | for (i = 0; i < copy_width; i++) |
ee7da987 L |
2865 | { |
2866 | if (&from[i] >= end) | |
2867 | break; | |
2868 | *to++ = from[i]; | |
2869 | } | |
5e675b72 | 2870 | |
b7dd81f7 | 2871 | size = (size + interleave - 1 - copy_byte) / interleave * copy_width; |
5e675b72 AM |
2872 | osection->lma /= interleave; |
2873 | } | |
252b5132 | 2874 | |
d3ba0551 | 2875 | if (!bfd_set_section_contents (obfd, osection, memhunk, 0, size)) |
2db6cde7 NS |
2876 | { |
2877 | status = 1; | |
2878 | bfd_nonfatal_message (NULL, obfd, osection, NULL); | |
2879 | return; | |
2880 | } | |
252b5132 RH |
2881 | free (memhunk); |
2882 | } | |
2883 | else if (p != NULL && p->set_flags && (p->flags & SEC_HAS_CONTENTS) != 0) | |
2884 | { | |
d3ba0551 | 2885 | void *memhunk = xmalloc (size); |
252b5132 RH |
2886 | |
2887 | /* We don't permit the user to turn off the SEC_HAS_CONTENTS | |
2888 | flag--they can just remove the section entirely and add it | |
2889 | back again. However, we do permit them to turn on the | |
2890 | SEC_HAS_CONTENTS flag, and take it to mean that the section | |
2891 | contents should be zeroed out. */ | |
2892 | ||
2893 | memset (memhunk, 0, size); | |
d3ba0551 | 2894 | if (! bfd_set_section_contents (obfd, osection, memhunk, 0, size)) |
2db6cde7 NS |
2895 | { |
2896 | status = 1; | |
2897 | bfd_nonfatal_message (NULL, obfd, osection, NULL); | |
2898 | return; | |
2899 | } | |
252b5132 RH |
2900 | free (memhunk); |
2901 | } | |
2902 | } | |
2903 | ||
2904 | /* Get all the sections. This is used when --gap-fill or --pad-to is | |
2905 | used. */ | |
2906 | ||
2907 | static void | |
84e2f313 | 2908 | get_sections (bfd *obfd ATTRIBUTE_UNUSED, asection *osection, void *secppparg) |
252b5132 | 2909 | { |
3f5e193b | 2910 | asection ***secppp = (asection ***) secppparg; |
252b5132 RH |
2911 | |
2912 | **secppp = osection; | |
2913 | ++(*secppp); | |
2914 | } | |
2915 | ||
2916 | /* Sort sections by VMA. This is called via qsort, and is used when | |
2917 | --gap-fill or --pad-to is used. We force non loadable or empty | |
2918 | sections to the front, where they are easier to ignore. */ | |
2919 | ||
2920 | static int | |
84e2f313 | 2921 | compare_section_lma (const void *arg1, const void *arg2) |
252b5132 | 2922 | { |
3f5e193b NC |
2923 | const asection *const *sec1 = (const asection * const *) arg1; |
2924 | const asection *const *sec2 = (const asection * const *) arg2; | |
252b5132 RH |
2925 | flagword flags1, flags2; |
2926 | ||
2927 | /* Sort non loadable sections to the front. */ | |
2928 | flags1 = (*sec1)->flags; | |
2929 | flags2 = (*sec2)->flags; | |
2930 | if ((flags1 & SEC_HAS_CONTENTS) == 0 | |
2931 | || (flags1 & SEC_LOAD) == 0) | |
2932 | { | |
2933 | if ((flags2 & SEC_HAS_CONTENTS) != 0 | |
2934 | && (flags2 & SEC_LOAD) != 0) | |
2935 | return -1; | |
2936 | } | |
2937 | else | |
2938 | { | |
2939 | if ((flags2 & SEC_HAS_CONTENTS) == 0 | |
2940 | || (flags2 & SEC_LOAD) == 0) | |
2941 | return 1; | |
2942 | } | |
2943 | ||
2944 | /* Sort sections by LMA. */ | |
2945 | if ((*sec1)->lma > (*sec2)->lma) | |
2946 | return 1; | |
2947 | else if ((*sec1)->lma < (*sec2)->lma) | |
2948 | return -1; | |
2949 | ||
2950 | /* Sort sections with the same LMA by size. */ | |
135dfb4a | 2951 | if (bfd_get_section_size (*sec1) > bfd_get_section_size (*sec2)) |
252b5132 | 2952 | return 1; |
135dfb4a | 2953 | else if (bfd_get_section_size (*sec1) < bfd_get_section_size (*sec2)) |
252b5132 RH |
2954 | return -1; |
2955 | ||
2956 | return 0; | |
2957 | } | |
2958 | ||
2959 | /* Mark all the symbols which will be used in output relocations with | |
2960 | the BSF_KEEP flag so that those symbols will not be stripped. | |
2961 | ||
2962 | Ignore relocations which will not appear in the output file. */ | |
2963 | ||
2964 | static void | |
84e2f313 | 2965 | mark_symbols_used_in_relocations (bfd *ibfd, sec_ptr isection, void *symbolsarg) |
252b5132 | 2966 | { |
3f5e193b | 2967 | asymbol **symbols = (asymbol **) symbolsarg; |
252b5132 RH |
2968 | long relsize; |
2969 | arelent **relpp; | |
2970 | long relcount, i; | |
2971 | ||
2972 | /* Ignore an input section with no corresponding output section. */ | |
2973 | if (isection->output_section == NULL) | |
2974 | return; | |
2975 | ||
2976 | relsize = bfd_get_reloc_upper_bound (ibfd, isection); | |
2977 | if (relsize < 0) | |
ed570f48 NC |
2978 | { |
2979 | /* Do not complain if the target does not support relocations. */ | |
2980 | if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation) | |
2981 | return; | |
2982 | bfd_fatal (bfd_get_filename (ibfd)); | |
2983 | } | |
252b5132 RH |
2984 | |
2985 | if (relsize == 0) | |
2986 | return; | |
2987 | ||
3f5e193b | 2988 | relpp = (arelent **) xmalloc (relsize); |
252b5132 RH |
2989 | relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, symbols); |
2990 | if (relcount < 0) | |
2991 | bfd_fatal (bfd_get_filename (ibfd)); | |
2992 | ||
ec5d57d5 NC |
2993 | /* Examine each symbol used in a relocation. If it's not one of the |
2994 | special bfd section symbols, then mark it with BSF_KEEP. */ | |
252b5132 RH |
2995 | for (i = 0; i < relcount; i++) |
2996 | { | |
ec5d57d5 NC |
2997 | if (*relpp[i]->sym_ptr_ptr != bfd_com_section_ptr->symbol |
2998 | && *relpp[i]->sym_ptr_ptr != bfd_abs_section_ptr->symbol | |
2999 | && *relpp[i]->sym_ptr_ptr != bfd_und_section_ptr->symbol) | |
3000 | (*relpp[i]->sym_ptr_ptr)->flags |= BSF_KEEP; | |
252b5132 RH |
3001 | } |
3002 | ||
3003 | if (relpp != NULL) | |
3004 | free (relpp); | |
3005 | } | |
3006 | ||
3007 | /* Write out debugging information. */ | |
3008 | ||
b34976b6 | 3009 | static bfd_boolean |
84e2f313 NC |
3010 | write_debugging_info (bfd *obfd, void *dhandle, |
3011 | long *symcountp ATTRIBUTE_UNUSED, | |
3012 | asymbol ***symppp ATTRIBUTE_UNUSED) | |
252b5132 RH |
3013 | { |
3014 | if (bfd_get_flavour (obfd) == bfd_target_ieee_flavour) | |
3015 | return write_ieee_debugging_info (obfd, dhandle); | |
3016 | ||
3017 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour | |
3018 | || bfd_get_flavour (obfd) == bfd_target_elf_flavour) | |
3019 | { | |
3020 | bfd_byte *syms, *strings; | |
3021 | bfd_size_type symsize, stringsize; | |
3022 | asection *stabsec, *stabstrsec; | |
551b43fd | 3023 | flagword flags; |
252b5132 RH |
3024 | |
3025 | if (! write_stabs_in_sections_debugging_info (obfd, dhandle, &syms, | |
3026 | &symsize, &strings, | |
3027 | &stringsize)) | |
b34976b6 | 3028 | return FALSE; |
252b5132 | 3029 | |
551b43fd AM |
3030 | flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DEBUGGING; |
3031 | stabsec = bfd_make_section_with_flags (obfd, ".stab", flags); | |
3032 | stabstrsec = bfd_make_section_with_flags (obfd, ".stabstr", flags); | |
252b5132 RH |
3033 | if (stabsec == NULL |
3034 | || stabstrsec == NULL | |
3035 | || ! bfd_set_section_size (obfd, stabsec, symsize) | |
3036 | || ! bfd_set_section_size (obfd, stabstrsec, stringsize) | |
3037 | || ! bfd_set_section_alignment (obfd, stabsec, 2) | |
551b43fd | 3038 | || ! bfd_set_section_alignment (obfd, stabstrsec, 0)) |
252b5132 | 3039 | { |
2db6cde7 NS |
3040 | bfd_nonfatal_message (NULL, obfd, NULL, |
3041 | _("can't create debugging section")); | |
b34976b6 | 3042 | return FALSE; |
252b5132 RH |
3043 | } |
3044 | ||
3045 | /* We can get away with setting the section contents now because | |
3046 | the next thing the caller is going to do is copy over the | |
3047 | real sections. We may someday have to split the contents | |
3048 | setting out of this function. */ | |
d3ba0551 AM |
3049 | if (! bfd_set_section_contents (obfd, stabsec, syms, 0, symsize) |
3050 | || ! bfd_set_section_contents (obfd, stabstrsec, strings, 0, | |
3051 | stringsize)) | |
252b5132 | 3052 | { |
2db6cde7 NS |
3053 | bfd_nonfatal_message (NULL, obfd, NULL, |
3054 | _("can't set debugging section contents")); | |
b34976b6 | 3055 | return FALSE; |
252b5132 RH |
3056 | } |
3057 | ||
b34976b6 | 3058 | return TRUE; |
252b5132 RH |
3059 | } |
3060 | ||
2db6cde7 NS |
3061 | bfd_nonfatal_message (NULL, obfd, NULL, |
3062 | _("don't know how to write debugging information for %s"), | |
3063 | bfd_get_target (obfd)); | |
b34976b6 | 3064 | return FALSE; |
252b5132 RH |
3065 | } |
3066 | ||
955d0b3b RM |
3067 | /* If neither -D nor -U was specified explicitly, |
3068 | then use the configured default. */ | |
3069 | static void | |
3070 | default_deterministic (void) | |
3071 | { | |
3072 | if (deterministic < 0) | |
3073 | deterministic = DEFAULT_AR_DETERMINISTIC; | |
3074 | } | |
3075 | ||
252b5132 | 3076 | static int |
84e2f313 | 3077 | strip_main (int argc, char *argv[]) |
252b5132 | 3078 | { |
7c29036b NC |
3079 | char *input_target = NULL; |
3080 | char *output_target = NULL; | |
b34976b6 | 3081 | bfd_boolean show_version = FALSE; |
7c29036b NC |
3082 | bfd_boolean formats_info = FALSE; |
3083 | int c; | |
3084 | int i; | |
252b5132 RH |
3085 | struct section_list *p; |
3086 | char *output_file = NULL; | |
3087 | ||
5fe11841 | 3088 | while ((c = getopt_long (argc, argv, "I:O:F:K:N:R:o:sSpdgxXHhVvw", |
252b5132 RH |
3089 | strip_options, (int *) 0)) != EOF) |
3090 | { | |
3091 | switch (c) | |
3092 | { | |
3093 | case 'I': | |
3094 | input_target = optarg; | |
3095 | break; | |
3096 | case 'O': | |
3097 | output_target = optarg; | |
3098 | break; | |
3099 | case 'F': | |
3100 | input_target = output_target = optarg; | |
3101 | break; | |
3102 | case 'R': | |
b34976b6 AM |
3103 | p = find_section_list (optarg, TRUE); |
3104 | p->remove = TRUE; | |
3105 | sections_removed = TRUE; | |
252b5132 RH |
3106 | break; |
3107 | case 's': | |
3108 | strip_symbols = STRIP_ALL; | |
3109 | break; | |
3110 | case 'S': | |
3111 | case 'g': | |
db4f6831 | 3112 | case 'd': /* Historic BSD alias for -g. Used by early NetBSD. */ |
252b5132 RH |
3113 | strip_symbols = STRIP_DEBUG; |
3114 | break; | |
96109726 CC |
3115 | case OPTION_STRIP_DWO: |
3116 | strip_symbols = STRIP_DWO; | |
3117 | break; | |
252b5132 RH |
3118 | case OPTION_STRIP_UNNEEDED: |
3119 | strip_symbols = STRIP_UNNEEDED; | |
3120 | break; | |
3121 | case 'K': | |
047c9024 | 3122 | add_specific_symbol (optarg, keep_specific_htab); |
252b5132 RH |
3123 | break; |
3124 | case 'N': | |
047c9024 | 3125 | add_specific_symbol (optarg, strip_specific_htab); |
252b5132 RH |
3126 | break; |
3127 | case 'o': | |
3128 | output_file = optarg; | |
3129 | break; | |
3130 | case 'p': | |
b34976b6 | 3131 | preserve_dates = TRUE; |
252b5132 | 3132 | break; |
2e30cb57 CC |
3133 | case 'D': |
3134 | deterministic = TRUE; | |
3135 | break; | |
955d0b3b RM |
3136 | case 'U': |
3137 | deterministic = FALSE; | |
3138 | break; | |
252b5132 RH |
3139 | case 'x': |
3140 | discard_locals = LOCALS_ALL; | |
3141 | break; | |
3142 | case 'X': | |
3143 | discard_locals = LOCALS_START_L; | |
3144 | break; | |
3145 | case 'v': | |
b34976b6 | 3146 | verbose = TRUE; |
252b5132 RH |
3147 | break; |
3148 | case 'V': | |
b34976b6 | 3149 | show_version = TRUE; |
252b5132 | 3150 | break; |
7c29036b NC |
3151 | case OPTION_FORMATS_INFO: |
3152 | formats_info = TRUE; | |
3153 | break; | |
ed1653a7 NC |
3154 | case OPTION_ONLY_KEEP_DEBUG: |
3155 | strip_symbols = STRIP_NONDEBUG; | |
3156 | break; | |
1637cd90 JB |
3157 | case OPTION_KEEP_FILE_SYMBOLS: |
3158 | keep_file_symbols = 1; | |
3159 | break; | |
252b5132 | 3160 | case 0: |
594ef5db NC |
3161 | /* We've been given a long option. */ |
3162 | break; | |
5fe11841 NC |
3163 | case 'w': |
3164 | wildcard = TRUE; | |
3165 | break; | |
8b53311e | 3166 | case 'H': |
252b5132 RH |
3167 | case 'h': |
3168 | strip_usage (stdout, 0); | |
3169 | default: | |
3170 | strip_usage (stderr, 1); | |
3171 | } | |
3172 | } | |
3173 | ||
84e2f313 NC |
3174 | if (formats_info) |
3175 | { | |
3176 | display_info (); | |
3177 | return 0; | |
3178 | } | |
c1c0eb9e | 3179 | |
252b5132 RH |
3180 | if (show_version) |
3181 | print_version ("strip"); | |
3182 | ||
955d0b3b RM |
3183 | default_deterministic (); |
3184 | ||
252b5132 RH |
3185 | /* Default is to strip all symbols. */ |
3186 | if (strip_symbols == STRIP_UNDEF | |
3187 | && discard_locals == LOCALS_UNDEF | |
047c9024 | 3188 | && htab_elements (strip_specific_htab) == 0) |
252b5132 RH |
3189 | strip_symbols = STRIP_ALL; |
3190 | ||
d3ba0551 | 3191 | if (output_target == NULL) |
252b5132 RH |
3192 | output_target = input_target; |
3193 | ||
3194 | i = optind; | |
3195 | if (i == argc | |
3196 | || (output_file != NULL && (i + 1) < argc)) | |
3197 | strip_usage (stderr, 1); | |
3198 | ||
3199 | for (; i < argc; i++) | |
3200 | { | |
3201 | int hold_status = status; | |
3202 | struct stat statbuf; | |
3203 | char *tmpname; | |
3204 | ||
f24ddbdd | 3205 | if (get_file_size (argv[i]) < 1) |
d68c385b NC |
3206 | { |
3207 | status = 1; | |
3208 | continue; | |
3209 | } | |
f24ddbdd | 3210 | |
252b5132 | 3211 | if (preserve_dates) |
f24ddbdd NC |
3212 | /* No need to check the return value of stat(). |
3213 | It has already been checked in get_file_size(). */ | |
3214 | stat (argv[i], &statbuf); | |
252b5132 | 3215 | |
8b6efd89 KT |
3216 | if (output_file == NULL |
3217 | || filename_cmp (argv[i], output_file) == 0) | |
252b5132 | 3218 | tmpname = make_tempname (argv[i]); |
12f498a7 NS |
3219 | else |
3220 | tmpname = output_file; | |
252b5132 | 3221 | |
f9c026a8 NC |
3222 | if (tmpname == NULL) |
3223 | { | |
2db6cde7 NS |
3224 | bfd_nonfatal_message (argv[i], NULL, NULL, |
3225 | _("could not create temporary file to hold stripped copy")); | |
f9c026a8 NC |
3226 | status = 1; |
3227 | continue; | |
3228 | } | |
3229 | ||
d68c385b | 3230 | status = 0; |
8b31b6c4 | 3231 | copy_file (argv[i], tmpname, input_target, output_target, NULL); |
252b5132 RH |
3232 | if (status == 0) |
3233 | { | |
3234 | if (preserve_dates) | |
3235 | set_times (tmpname, &statbuf); | |
12f498a7 | 3236 | if (output_file != tmpname) |
92fac5ec L |
3237 | status = (smart_rename (tmpname, |
3238 | output_file ? output_file : argv[i], | |
3239 | preserve_dates) != 0); | |
3240 | if (status == 0) | |
3241 | status = hold_status; | |
252b5132 RH |
3242 | } |
3243 | else | |
bb14f524 | 3244 | unlink_if_ordinary (tmpname); |
12f498a7 | 3245 | if (output_file != tmpname) |
252b5132 RH |
3246 | free (tmpname); |
3247 | } | |
3248 | ||
d68c385b | 3249 | return status; |
252b5132 RH |
3250 | } |
3251 | ||
92dd4511 L |
3252 | /* Set up PE subsystem. */ |
3253 | ||
3254 | static void | |
3255 | set_pe_subsystem (const char *s) | |
3256 | { | |
3257 | const char *version, *subsystem; | |
3258 | size_t i; | |
3259 | static const struct | |
3260 | { | |
3261 | const char *name; | |
3262 | const char set_def; | |
3263 | const short value; | |
3264 | } | |
3265 | v[] = | |
3266 | { | |
955d0b3b | 3267 | { "native", 0, IMAGE_SUBSYSTEM_NATIVE }, |
92dd4511 L |
3268 | { "windows", 0, IMAGE_SUBSYSTEM_WINDOWS_GUI }, |
3269 | { "console", 0, IMAGE_SUBSYSTEM_WINDOWS_CUI }, | |
3270 | { "posix", 0, IMAGE_SUBSYSTEM_POSIX_CUI }, | |
3271 | { "wince", 0, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI }, | |
3272 | { "efi-app", 1, IMAGE_SUBSYSTEM_EFI_APPLICATION }, | |
3273 | { "efi-bsd", 1, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER }, | |
3274 | { "efi-rtd", 1, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER }, | |
d9118602 | 3275 | { "sal-rtd", 1, IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER }, |
92dd4511 L |
3276 | { "xbox", 0, IMAGE_SUBSYSTEM_XBOX } |
3277 | }; | |
3278 | short value; | |
3279 | char *copy; | |
3280 | int set_def = -1; | |
3281 | ||
3282 | /* Check for the presence of a version number. */ | |
3283 | version = strchr (s, ':'); | |
3284 | if (version == NULL) | |
3285 | subsystem = s; | |
3286 | else | |
3287 | { | |
3288 | int len = version - s; | |
3289 | copy = xstrdup (s); | |
3290 | subsystem = copy; | |
3291 | copy[len] = '\0'; | |
3292 | version = copy + 1 + len; | |
3293 | pe_major_subsystem_version = strtoul (version, ©, 0); | |
3294 | if (*copy == '.') | |
3295 | pe_minor_subsystem_version = strtoul (copy + 1, ©, 0); | |
3296 | if (*copy != '\0') | |
3297 | non_fatal (_("%s: bad version in PE subsystem"), s); | |
3298 | } | |
3299 | ||
3300 | /* Check for numeric subsystem. */ | |
3301 | value = (short) strtol (subsystem, ©, 0); | |
3302 | if (*copy == '\0') | |
3303 | { | |
3304 | for (i = 0; i < ARRAY_SIZE (v); i++) | |
3305 | if (v[i].value == value) | |
3306 | { | |
3307 | pe_subsystem = value; | |
3308 | set_def = v[i].set_def; | |
3309 | break; | |
3310 | } | |
3311 | } | |
3312 | else | |
3313 | { | |
3314 | /* Search for subsystem by name. */ | |
3315 | for (i = 0; i < ARRAY_SIZE (v); i++) | |
3316 | if (strcmp (subsystem, v[i].name) == 0) | |
3317 | { | |
3318 | pe_subsystem = v[i].value; | |
3319 | set_def = v[i].set_def; | |
3320 | break; | |
3321 | } | |
3322 | } | |
3323 | ||
3324 | switch (set_def) | |
3325 | { | |
3326 | case -1: | |
3327 | fatal (_("unknown PE subsystem: %s"), s); | |
3328 | break; | |
3329 | case 0: | |
3330 | break; | |
3331 | default: | |
3332 | if (pe_file_alignment == (bfd_vma) -1) | |
3333 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
3334 | if (pe_section_alignment == (bfd_vma) -1) | |
3335 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
3336 | break; | |
3337 | } | |
0cbf3531 MS |
3338 | if (s != subsystem) |
3339 | free ((char *) subsystem); | |
92dd4511 L |
3340 | } |
3341 | ||
3342 | /* Convert EFI target to PEI target. */ | |
3343 | ||
3344 | static void | |
3345 | convert_efi_target (char *efi) | |
3346 | { | |
3347 | efi[0] = 'p'; | |
3348 | efi[1] = 'e'; | |
3349 | efi[2] = 'i'; | |
3350 | ||
3351 | if (strcmp (efi + 4, "ia32") == 0) | |
3352 | { | |
3353 | /* Change ia32 to i386. */ | |
3354 | efi[5]= '3'; | |
3355 | efi[6]= '8'; | |
3356 | efi[7]= '6'; | |
3357 | } | |
3358 | else if (strcmp (efi + 4, "x86_64") == 0) | |
3359 | { | |
3360 | /* Change x86_64 to x86-64. */ | |
3361 | efi[7] = '-'; | |
3362 | } | |
3363 | } | |
3364 | ||
252b5132 | 3365 | static int |
84e2f313 | 3366 | copy_main (int argc, char *argv[]) |
252b5132 | 3367 | { |
7c29036b NC |
3368 | char *input_filename = NULL; |
3369 | char *output_filename = NULL; | |
c1c0eb9e | 3370 | char *tmpname; |
7c29036b NC |
3371 | char *input_target = NULL; |
3372 | char *output_target = NULL; | |
b34976b6 AM |
3373 | bfd_boolean show_version = FALSE; |
3374 | bfd_boolean change_warn = TRUE; | |
7c29036b | 3375 | bfd_boolean formats_info = FALSE; |
252b5132 RH |
3376 | int c; |
3377 | struct section_list *p; | |
3378 | struct stat statbuf; | |
8b31b6c4 | 3379 | const bfd_arch_info_type *input_arch = NULL; |
252b5132 | 3380 | |
5fe11841 | 3381 | while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:G:R:SpgxXHhVvW:w", |
252b5132 RH |
3382 | copy_options, (int *) 0)) != EOF) |
3383 | { | |
3384 | switch (c) | |
3385 | { | |
3386 | case 'b': | |
3387 | copy_byte = atoi (optarg); | |
3388 | if (copy_byte < 0) | |
3389 | fatal (_("byte number must be non-negative")); | |
3390 | break; | |
57938635 | 3391 | |
0af11b59 | 3392 | case 'B': |
8b31b6c4 NC |
3393 | input_arch = bfd_scan_arch (optarg); |
3394 | if (input_arch == NULL) | |
3395 | fatal (_("architecture %s unknown"), optarg); | |
0af11b59 | 3396 | break; |
43a0748c | 3397 | |
252b5132 | 3398 | case 'i': |
b7dd81f7 NC |
3399 | if (optarg) |
3400 | { | |
3401 | interleave = atoi (optarg); | |
3402 | if (interleave < 1) | |
3403 | fatal (_("interleave must be positive")); | |
3404 | } | |
3405 | else | |
3406 | interleave = 4; | |
3407 | break; | |
3408 | ||
3409 | case OPTION_INTERLEAVE_WIDTH: | |
3410 | copy_width = atoi (optarg); | |
3411 | if (copy_width < 1) | |
3412 | fatal(_("interleave width must be positive")); | |
252b5132 | 3413 | break; |
57938635 | 3414 | |
252b5132 RH |
3415 | case 'I': |
3416 | case 's': /* "source" - 'I' is preferred */ | |
3417 | input_target = optarg; | |
3418 | break; | |
57938635 | 3419 | |
252b5132 RH |
3420 | case 'O': |
3421 | case 'd': /* "destination" - 'O' is preferred */ | |
3422 | output_target = optarg; | |
3423 | break; | |
57938635 | 3424 | |
252b5132 RH |
3425 | case 'F': |
3426 | input_target = output_target = optarg; | |
3427 | break; | |
57938635 | 3428 | |
f91ea849 | 3429 | case 'j': |
b34976b6 | 3430 | p = find_section_list (optarg, TRUE); |
f91ea849 ILT |
3431 | if (p->remove) |
3432 | fatal (_("%s both copied and removed"), optarg); | |
b34976b6 AM |
3433 | p->copy = TRUE; |
3434 | sections_copied = TRUE; | |
f91ea849 | 3435 | break; |
57938635 | 3436 | |
252b5132 | 3437 | case 'R': |
b34976b6 | 3438 | p = find_section_list (optarg, TRUE); |
f91ea849 ILT |
3439 | if (p->copy) |
3440 | fatal (_("%s both copied and removed"), optarg); | |
b34976b6 AM |
3441 | p->remove = TRUE; |
3442 | sections_removed = TRUE; | |
252b5132 | 3443 | break; |
57938635 | 3444 | |
252b5132 RH |
3445 | case 'S': |
3446 | strip_symbols = STRIP_ALL; | |
3447 | break; | |
57938635 | 3448 | |
252b5132 RH |
3449 | case 'g': |
3450 | strip_symbols = STRIP_DEBUG; | |
3451 | break; | |
57938635 | 3452 | |
96109726 CC |
3453 | case OPTION_STRIP_DWO: |
3454 | strip_symbols = STRIP_DWO; | |
3455 | break; | |
3456 | ||
252b5132 RH |
3457 | case OPTION_STRIP_UNNEEDED: |
3458 | strip_symbols = STRIP_UNNEEDED; | |
3459 | break; | |
57938635 | 3460 | |
ed1653a7 NC |
3461 | case OPTION_ONLY_KEEP_DEBUG: |
3462 | strip_symbols = STRIP_NONDEBUG; | |
3463 | break; | |
3464 | ||
1637cd90 JB |
3465 | case OPTION_KEEP_FILE_SYMBOLS: |
3466 | keep_file_symbols = 1; | |
3467 | break; | |
3468 | ||
2593f09a | 3469 | case OPTION_ADD_GNU_DEBUGLINK: |
9b8bf321 | 3470 | long_section_names = ENABLE ; |
2593f09a NC |
3471 | gnu_debuglink_filename = optarg; |
3472 | break; | |
3473 | ||
252b5132 | 3474 | case 'K': |
047c9024 | 3475 | add_specific_symbol (optarg, keep_specific_htab); |
252b5132 | 3476 | break; |
57938635 | 3477 | |
252b5132 | 3478 | case 'N': |
047c9024 | 3479 | add_specific_symbol (optarg, strip_specific_htab); |
252b5132 | 3480 | break; |
57938635 | 3481 | |
bcf32829 | 3482 | case OPTION_STRIP_UNNEEDED_SYMBOL: |
047c9024 | 3483 | add_specific_symbol (optarg, strip_unneeded_htab); |
bcf32829 JB |
3484 | break; |
3485 | ||
252b5132 | 3486 | case 'L': |
047c9024 | 3487 | add_specific_symbol (optarg, localize_specific_htab); |
252b5132 | 3488 | break; |
57938635 | 3489 | |
7b4a0685 | 3490 | case OPTION_GLOBALIZE_SYMBOL: |
047c9024 | 3491 | add_specific_symbol (optarg, globalize_specific_htab); |
7b4a0685 NC |
3492 | break; |
3493 | ||
16b2b71c | 3494 | case 'G': |
047c9024 | 3495 | add_specific_symbol (optarg, keepglobal_specific_htab); |
16b2b71c NC |
3496 | break; |
3497 | ||
252b5132 | 3498 | case 'W': |
047c9024 | 3499 | add_specific_symbol (optarg, weaken_specific_htab); |
252b5132 | 3500 | break; |
57938635 | 3501 | |
252b5132 | 3502 | case 'p': |
b34976b6 | 3503 | preserve_dates = TRUE; |
252b5132 | 3504 | break; |
57938635 | 3505 | |
2e30cb57 CC |
3506 | case 'D': |
3507 | deterministic = TRUE; | |
3508 | break; | |
3509 | ||
955d0b3b RM |
3510 | case 'U': |
3511 | deterministic = FALSE; | |
3512 | break; | |
3513 | ||
5fe11841 NC |
3514 | case 'w': |
3515 | wildcard = TRUE; | |
3516 | break; | |
3517 | ||
252b5132 RH |
3518 | case 'x': |
3519 | discard_locals = LOCALS_ALL; | |
3520 | break; | |
57938635 | 3521 | |
252b5132 RH |
3522 | case 'X': |
3523 | discard_locals = LOCALS_START_L; | |
3524 | break; | |
57938635 | 3525 | |
252b5132 | 3526 | case 'v': |
b34976b6 | 3527 | verbose = TRUE; |
252b5132 | 3528 | break; |
57938635 | 3529 | |
252b5132 | 3530 | case 'V': |
b34976b6 | 3531 | show_version = TRUE; |
252b5132 | 3532 | break; |
57938635 | 3533 | |
7c29036b NC |
3534 | case OPTION_FORMATS_INFO: |
3535 | formats_info = TRUE; | |
3536 | break; | |
3537 | ||
252b5132 | 3538 | case OPTION_WEAKEN: |
b34976b6 | 3539 | weaken = TRUE; |
252b5132 | 3540 | break; |
57938635 | 3541 | |
252b5132 RH |
3542 | case OPTION_ADD_SECTION: |
3543 | { | |
3544 | const char *s; | |
500ee42e | 3545 | size_t off, alloc; |
252b5132 | 3546 | struct section_add *pa; |
252b5132 RH |
3547 | FILE *f; |
3548 | ||
3549 | s = strchr (optarg, '='); | |
57938635 | 3550 | |
252b5132 | 3551 | if (s == NULL) |
57938635 | 3552 | fatal (_("bad format for %s"), "--add-section"); |
252b5132 | 3553 | |
3f5e193b | 3554 | pa = (struct section_add *) xmalloc (sizeof (struct section_add)); |
500ee42e | 3555 | pa->name = xstrndup (optarg, s - optarg); |
252b5132 RH |
3556 | pa->filename = s + 1; |
3557 | ||
500ee42e ILT |
3558 | /* We don't use get_file_size so that we can do |
3559 | --add-section .note.GNU_stack=/dev/null | |
3560 | get_file_size doesn't work on /dev/null. */ | |
57938635 | 3561 | |
500ee42e | 3562 | f = fopen (pa->filename, FOPEN_RB); |
252b5132 | 3563 | if (f == NULL) |
84e2f313 NC |
3564 | fatal (_("cannot open: %s: %s"), |
3565 | pa->filename, strerror (errno)); | |
57938635 | 3566 | |
500ee42e ILT |
3567 | off = 0; |
3568 | alloc = 4096; | |
3569 | pa->contents = (bfd_byte *) xmalloc (alloc); | |
3570 | while (!feof (f)) | |
3571 | { | |
3572 | off_t got; | |
3573 | ||
3574 | if (off == alloc) | |
3575 | { | |
3576 | alloc <<= 1; | |
3577 | pa->contents = (bfd_byte *) xrealloc (pa->contents, alloc); | |
3578 | } | |
3579 | ||
3580 | got = fread (pa->contents + off, 1, alloc - off, f); | |
3581 | if (ferror (f)) | |
3582 | fatal (_("%s: fread failed"), pa->filename); | |
3583 | ||
3584 | off += got; | |
3585 | } | |
3586 | ||
3587 | pa->size = off; | |
252b5132 RH |
3588 | |
3589 | fclose (f); | |
3590 | ||
3591 | pa->next = add_sections; | |
3592 | add_sections = pa; | |
3593 | } | |
3594 | break; | |
57938635 | 3595 | |
252b5132 RH |
3596 | case OPTION_CHANGE_START: |
3597 | change_start = parse_vma (optarg, "--change-start"); | |
3598 | break; | |
57938635 | 3599 | |
252b5132 RH |
3600 | case OPTION_CHANGE_SECTION_ADDRESS: |
3601 | case OPTION_CHANGE_SECTION_LMA: | |
3602 | case OPTION_CHANGE_SECTION_VMA: | |
3603 | { | |
3604 | const char *s; | |
3605 | int len; | |
3606 | char *name; | |
b4c96d0d | 3607 | char *option = NULL; |
252b5132 | 3608 | bfd_vma val; |
b4c96d0d | 3609 | enum change_action what = CHANGE_IGNORE; |
57938635 | 3610 | |
252b5132 RH |
3611 | switch (c) |
3612 | { | |
b4c96d0d ILT |
3613 | case OPTION_CHANGE_SECTION_ADDRESS: |
3614 | option = "--change-section-address"; | |
3615 | break; | |
3616 | case OPTION_CHANGE_SECTION_LMA: | |
3617 | option = "--change-section-lma"; | |
3618 | break; | |
3619 | case OPTION_CHANGE_SECTION_VMA: | |
3620 | option = "--change-section-vma"; | |
3621 | break; | |
252b5132 | 3622 | } |
57938635 | 3623 | |
252b5132 RH |
3624 | s = strchr (optarg, '='); |
3625 | if (s == NULL) | |
3626 | { | |
3627 | s = strchr (optarg, '+'); | |
3628 | if (s == NULL) | |
3629 | { | |
3630 | s = strchr (optarg, '-'); | |
3631 | if (s == NULL) | |
3632 | fatal (_("bad format for %s"), option); | |
3633 | } | |
3634 | } | |
3635 | ||
3636 | len = s - optarg; | |
3f5e193b | 3637 | name = (char *) xmalloc (len + 1); |
252b5132 RH |
3638 | strncpy (name, optarg, len); |
3639 | name[len] = '\0'; | |
3640 | ||
b34976b6 | 3641 | p = find_section_list (name, TRUE); |
252b5132 RH |
3642 | |
3643 | val = parse_vma (s + 1, option); | |
3644 | ||
3645 | switch (*s) | |
3646 | { | |
3647 | case '=': what = CHANGE_SET; break; | |
3648 | case '-': val = - val; /* Drop through. */ | |
3649 | case '+': what = CHANGE_MODIFY; break; | |
3650 | } | |
57938635 | 3651 | |
252b5132 RH |
3652 | switch (c) |
3653 | { | |
3654 | case OPTION_CHANGE_SECTION_ADDRESS: | |
3655 | p->change_vma = what; | |
3656 | p->vma_val = val; | |
3657 | /* Drop through. */ | |
57938635 | 3658 | |
252b5132 RH |
3659 | case OPTION_CHANGE_SECTION_LMA: |
3660 | p->change_lma = what; | |
3661 | p->lma_val = val; | |
3662 | break; | |
57938635 | 3663 | |
252b5132 RH |
3664 | case OPTION_CHANGE_SECTION_VMA: |
3665 | p->change_vma = what; | |
3666 | p->vma_val = val; | |
3667 | break; | |
3668 | } | |
3669 | } | |
3670 | break; | |
57938635 | 3671 | |
252b5132 RH |
3672 | case OPTION_CHANGE_ADDRESSES: |
3673 | change_section_address = parse_vma (optarg, "--change-addresses"); | |
3674 | change_start = change_section_address; | |
3675 | break; | |
57938635 | 3676 | |
252b5132 | 3677 | case OPTION_CHANGE_WARNINGS: |
b34976b6 | 3678 | change_warn = TRUE; |
252b5132 | 3679 | break; |
57938635 | 3680 | |
252b5132 | 3681 | case OPTION_CHANGE_LEADING_CHAR: |
b34976b6 | 3682 | change_leading_char = TRUE; |
252b5132 | 3683 | break; |
57938635 | 3684 | |
4a114e3e L |
3685 | case OPTION_COMPRESS_DEBUG_SECTIONS: |
3686 | do_debug_sections = compress; | |
3687 | break; | |
3688 | ||
252b5132 | 3689 | case OPTION_DEBUGGING: |
b34976b6 | 3690 | convert_debugging = TRUE; |
252b5132 | 3691 | break; |
57938635 | 3692 | |
4a114e3e L |
3693 | case OPTION_DECOMPRESS_DEBUG_SECTIONS: |
3694 | do_debug_sections = decompress; | |
3695 | break; | |
3696 | ||
252b5132 RH |
3697 | case OPTION_GAP_FILL: |
3698 | { | |
3699 | bfd_vma gap_fill_vma; | |
3700 | ||
3701 | gap_fill_vma = parse_vma (optarg, "--gap-fill"); | |
3702 | gap_fill = (bfd_byte) gap_fill_vma; | |
3703 | if ((bfd_vma) gap_fill != gap_fill_vma) | |
3704 | { | |
3705 | char buff[20]; | |
57938635 | 3706 | |
252b5132 | 3707 | sprintf_vma (buff, gap_fill_vma); |
57938635 | 3708 | |
252b5132 RH |
3709 | non_fatal (_("Warning: truncating gap-fill from 0x%s to 0x%x"), |
3710 | buff, gap_fill); | |
3711 | } | |
b34976b6 | 3712 | gap_fill_set = TRUE; |
252b5132 RH |
3713 | } |
3714 | break; | |
57938635 | 3715 | |
252b5132 | 3716 | case OPTION_NO_CHANGE_WARNINGS: |
b34976b6 | 3717 | change_warn = FALSE; |
252b5132 | 3718 | break; |
57938635 | 3719 | |
252b5132 RH |
3720 | case OPTION_PAD_TO: |
3721 | pad_to = parse_vma (optarg, "--pad-to"); | |
b34976b6 | 3722 | pad_to_set = TRUE; |
252b5132 | 3723 | break; |
57938635 | 3724 | |
252b5132 | 3725 | case OPTION_REMOVE_LEADING_CHAR: |
b34976b6 | 3726 | remove_leading_char = TRUE; |
252b5132 | 3727 | break; |
57938635 AM |
3728 | |
3729 | case OPTION_REDEFINE_SYM: | |
3730 | { | |
3731 | /* Push this redefinition onto redefine_symbol_list. */ | |
3732 | ||
3733 | int len; | |
3734 | const char *s; | |
3735 | const char *nextarg; | |
3736 | char *source, *target; | |
3737 | ||
3738 | s = strchr (optarg, '='); | |
3739 | if (s == NULL) | |
594ef5db | 3740 | fatal (_("bad format for %s"), "--redefine-sym"); |
57938635 AM |
3741 | |
3742 | len = s - optarg; | |
3f5e193b | 3743 | source = (char *) xmalloc (len + 1); |
57938635 AM |
3744 | strncpy (source, optarg, len); |
3745 | source[len] = '\0'; | |
3746 | ||
3747 | nextarg = s + 1; | |
3748 | len = strlen (nextarg); | |
3f5e193b | 3749 | target = (char *) xmalloc (len + 1); |
57938635 AM |
3750 | strcpy (target, nextarg); |
3751 | ||
92991082 | 3752 | redefine_list_append ("--redefine-sym", source, target); |
57938635 AM |
3753 | |
3754 | free (source); | |
3755 | free (target); | |
3756 | } | |
3757 | break; | |
3758 | ||
92991082 JT |
3759 | case OPTION_REDEFINE_SYMS: |
3760 | add_redefine_syms_file (optarg); | |
3761 | break; | |
3762 | ||
252b5132 RH |
3763 | case OPTION_SET_SECTION_FLAGS: |
3764 | { | |
3765 | const char *s; | |
3766 | int len; | |
3767 | char *name; | |
3768 | ||
3769 | s = strchr (optarg, '='); | |
3770 | if (s == NULL) | |
57938635 | 3771 | fatal (_("bad format for %s"), "--set-section-flags"); |
252b5132 RH |
3772 | |
3773 | len = s - optarg; | |
3f5e193b | 3774 | name = (char *) xmalloc (len + 1); |
252b5132 RH |
3775 | strncpy (name, optarg, len); |
3776 | name[len] = '\0'; | |
3777 | ||
b34976b6 | 3778 | p = find_section_list (name, TRUE); |
252b5132 | 3779 | |
b34976b6 | 3780 | p->set_flags = TRUE; |
252b5132 RH |
3781 | p->flags = parse_flags (s + 1); |
3782 | } | |
3783 | break; | |
57938635 | 3784 | |
594ef5db NC |
3785 | case OPTION_RENAME_SECTION: |
3786 | { | |
3787 | flagword flags; | |
3bcfb3e4 AM |
3788 | const char *eq, *fl; |
3789 | char *old_name; | |
3790 | char *new_name; | |
594ef5db NC |
3791 | unsigned int len; |
3792 | ||
3bcfb3e4 AM |
3793 | eq = strchr (optarg, '='); |
3794 | if (eq == NULL) | |
594ef5db NC |
3795 | fatal (_("bad format for %s"), "--rename-section"); |
3796 | ||
3bcfb3e4 | 3797 | len = eq - optarg; |
594ef5db | 3798 | if (len == 0) |
3bcfb3e4 | 3799 | fatal (_("bad format for %s"), "--rename-section"); |
594ef5db | 3800 | |
3f5e193b | 3801 | old_name = (char *) xmalloc (len + 1); |
594ef5db NC |
3802 | strncpy (old_name, optarg, len); |
3803 | old_name[len] = 0; | |
3804 | ||
3bcfb3e4 AM |
3805 | eq++; |
3806 | fl = strchr (eq, ','); | |
3807 | if (fl) | |
594ef5db | 3808 | { |
3bcfb3e4 AM |
3809 | flags = parse_flags (fl + 1); |
3810 | len = fl - eq; | |
594ef5db NC |
3811 | } |
3812 | else | |
3813 | { | |
594ef5db | 3814 | flags = -1; |
3bcfb3e4 | 3815 | len = strlen (eq); |
594ef5db NC |
3816 | } |
3817 | ||
3bcfb3e4 AM |
3818 | if (len == 0) |
3819 | fatal (_("bad format for %s"), "--rename-section"); | |
3820 | ||
3f5e193b | 3821 | new_name = (char *) xmalloc (len + 1); |
3bcfb3e4 AM |
3822 | strncpy (new_name, eq, len); |
3823 | new_name[len] = 0; | |
3824 | ||
594ef5db NC |
3825 | add_section_rename (old_name, new_name, flags); |
3826 | } | |
3827 | break; | |
3828 | ||
252b5132 RH |
3829 | case OPTION_SET_START: |
3830 | set_start = parse_vma (optarg, "--set-start"); | |
b34976b6 | 3831 | set_start_set = TRUE; |
252b5132 | 3832 | break; |
57938635 | 3833 | |
0af11b59 KH |
3834 | case OPTION_SREC_LEN: |
3835 | Chunk = parse_vma (optarg, "--srec-len"); | |
3836 | break; | |
420496c1 | 3837 | |
0af11b59 | 3838 | case OPTION_SREC_FORCES3: |
b34976b6 | 3839 | S3Forced = TRUE; |
0af11b59 | 3840 | break; |
420496c1 | 3841 | |
16b2b71c | 3842 | case OPTION_STRIP_SYMBOLS: |
047c9024 | 3843 | add_specific_symbols (optarg, strip_specific_htab); |
16b2b71c NC |
3844 | break; |
3845 | ||
bcf32829 | 3846 | case OPTION_STRIP_UNNEEDED_SYMBOLS: |
047c9024 | 3847 | add_specific_symbols (optarg, strip_unneeded_htab); |
bcf32829 JB |
3848 | break; |
3849 | ||
16b2b71c | 3850 | case OPTION_KEEP_SYMBOLS: |
047c9024 | 3851 | add_specific_symbols (optarg, keep_specific_htab); |
16b2b71c NC |
3852 | break; |
3853 | ||
d58c2e3a RS |
3854 | case OPTION_LOCALIZE_HIDDEN: |
3855 | localize_hidden = TRUE; | |
3856 | break; | |
3857 | ||
16b2b71c | 3858 | case OPTION_LOCALIZE_SYMBOLS: |
047c9024 | 3859 | add_specific_symbols (optarg, localize_specific_htab); |
16b2b71c NC |
3860 | break; |
3861 | ||
0408dee6 DK |
3862 | case OPTION_LONG_SECTION_NAMES: |
3863 | if (!strcmp ("enable", optarg)) | |
3864 | long_section_names = ENABLE; | |
3865 | else if (!strcmp ("disable", optarg)) | |
3866 | long_section_names = DISABLE; | |
3867 | else if (!strcmp ("keep", optarg)) | |
3868 | long_section_names = KEEP; | |
3869 | else | |
3870 | fatal (_("unknown long section names option '%s'"), optarg); | |
3871 | break; | |
3872 | ||
7b4a0685 | 3873 | case OPTION_GLOBALIZE_SYMBOLS: |
047c9024 | 3874 | add_specific_symbols (optarg, globalize_specific_htab); |
7b4a0685 NC |
3875 | break; |
3876 | ||
16b2b71c | 3877 | case OPTION_KEEPGLOBAL_SYMBOLS: |
047c9024 | 3878 | add_specific_symbols (optarg, keepglobal_specific_htab); |
16b2b71c NC |
3879 | break; |
3880 | ||
3881 | case OPTION_WEAKEN_SYMBOLS: | |
047c9024 | 3882 | add_specific_symbols (optarg, weaken_specific_htab); |
16b2b71c NC |
3883 | break; |
3884 | ||
1ae8b3d2 | 3885 | case OPTION_ALT_MACH_CODE: |
f9d4ad2a NC |
3886 | use_alt_mach_code = strtoul (optarg, NULL, 0); |
3887 | if (use_alt_mach_code == 0) | |
3888 | fatal (_("unable to parse alternative machine code")); | |
1ae8b3d2 AO |
3889 | break; |
3890 | ||
d7fb0dd2 NC |
3891 | case OPTION_PREFIX_SYMBOLS: |
3892 | prefix_symbols_string = optarg; | |
3893 | break; | |
3894 | ||
3895 | case OPTION_PREFIX_SECTIONS: | |
3896 | prefix_sections_string = optarg; | |
3897 | break; | |
3898 | ||
3899 | case OPTION_PREFIX_ALLOC_SECTIONS: | |
3900 | prefix_alloc_sections_string = optarg; | |
3901 | break; | |
3902 | ||
4087920c MR |
3903 | case OPTION_READONLY_TEXT: |
3904 | bfd_flags_to_set |= WP_TEXT; | |
3905 | bfd_flags_to_clear &= ~WP_TEXT; | |
3906 | break; | |
3907 | ||
3908 | case OPTION_WRITABLE_TEXT: | |
3909 | bfd_flags_to_clear |= WP_TEXT; | |
3910 | bfd_flags_to_set &= ~WP_TEXT; | |
3911 | break; | |
3912 | ||
3913 | case OPTION_PURE: | |
3914 | bfd_flags_to_set |= D_PAGED; | |
3915 | bfd_flags_to_clear &= ~D_PAGED; | |
3916 | break; | |
3917 | ||
3918 | case OPTION_IMPURE: | |
3919 | bfd_flags_to_clear |= D_PAGED; | |
3920 | bfd_flags_to_set &= ~D_PAGED; | |
3921 | break; | |
3922 | ||
96109726 CC |
3923 | case OPTION_EXTRACT_DWO: |
3924 | strip_symbols = STRIP_NONDWO; | |
3925 | break; | |
3926 | ||
d3e52d40 RS |
3927 | case OPTION_EXTRACT_SYMBOL: |
3928 | extract_symbol = TRUE; | |
3929 | break; | |
3930 | ||
9e48b4c6 NC |
3931 | case OPTION_REVERSE_BYTES: |
3932 | { | |
3933 | int prev = reverse_bytes; | |
3934 | ||
3935 | reverse_bytes = atoi (optarg); | |
3936 | if ((reverse_bytes <= 0) || ((reverse_bytes % 2) != 0)) | |
3937 | fatal (_("number of bytes to reverse must be positive and even")); | |
3938 | ||
3939 | if (prev && prev != reverse_bytes) | |
3940 | non_fatal (_("Warning: ignoring previous --reverse-bytes value of %d"), | |
3941 | prev); | |
3942 | break; | |
3943 | } | |
3944 | ||
92dd4511 L |
3945 | case OPTION_FILE_ALIGNMENT: |
3946 | pe_file_alignment = parse_vma (optarg, "--file-alignment"); | |
3947 | break; | |
955d0b3b | 3948 | |
92dd4511 L |
3949 | case OPTION_HEAP: |
3950 | { | |
3951 | char *end; | |
3952 | pe_heap_reserve = strtoul (optarg, &end, 0); | |
3953 | if (end == optarg | |
3954 | || (*end != '.' && *end != '\0')) | |
3955 | non_fatal (_("%s: invalid reserve value for --heap"), | |
3956 | optarg); | |
3957 | else if (*end != '\0') | |
3958 | { | |
3959 | pe_heap_commit = strtoul (end + 1, &end, 0); | |
3960 | if (*end != '\0') | |
3961 | non_fatal (_("%s: invalid commit value for --heap"), | |
3962 | optarg); | |
3963 | } | |
3964 | } | |
3965 | break; | |
955d0b3b | 3966 | |
92dd4511 L |
3967 | case OPTION_IMAGE_BASE: |
3968 | pe_image_base = parse_vma (optarg, "--image-base"); | |
3969 | break; | |
955d0b3b | 3970 | |
92dd4511 L |
3971 | case OPTION_SECTION_ALIGNMENT: |
3972 | pe_section_alignment = parse_vma (optarg, | |
3973 | "--section-alignment"); | |
3974 | break; | |
955d0b3b | 3975 | |
92dd4511 L |
3976 | case OPTION_SUBSYSTEM: |
3977 | set_pe_subsystem (optarg); | |
3978 | break; | |
955d0b3b | 3979 | |
92dd4511 L |
3980 | case OPTION_STACK: |
3981 | { | |
3982 | char *end; | |
3983 | pe_stack_reserve = strtoul (optarg, &end, 0); | |
3984 | if (end == optarg | |
3985 | || (*end != '.' && *end != '\0')) | |
3986 | non_fatal (_("%s: invalid reserve value for --stack"), | |
3987 | optarg); | |
3988 | else if (*end != '\0') | |
3989 | { | |
3990 | pe_stack_commit = strtoul (end + 1, &end, 0); | |
3991 | if (*end != '\0') | |
3992 | non_fatal (_("%s: invalid commit value for --stack"), | |
3993 | optarg); | |
3994 | } | |
3995 | } | |
3996 | break; | |
955d0b3b | 3997 | |
252b5132 | 3998 | case 0: |
2593f09a NC |
3999 | /* We've been given a long option. */ |
4000 | break; | |
57938635 | 4001 | |
8b53311e | 4002 | case 'H': |
252b5132 RH |
4003 | case 'h': |
4004 | copy_usage (stdout, 0); | |
57938635 | 4005 | |
252b5132 RH |
4006 | default: |
4007 | copy_usage (stderr, 1); | |
4008 | } | |
4009 | } | |
4010 | ||
7c29036b NC |
4011 | if (formats_info) |
4012 | { | |
4013 | display_info (); | |
4014 | return 0; | |
4015 | } | |
c1c0eb9e | 4016 | |
252b5132 RH |
4017 | if (show_version) |
4018 | print_version ("objcopy"); | |
4019 | ||
b7dd81f7 NC |
4020 | if (interleave && copy_byte == -1) |
4021 | fatal (_("interleave start byte must be set with --byte")); | |
4022 | ||
252b5132 RH |
4023 | if (copy_byte >= interleave) |
4024 | fatal (_("byte number must be less than interleave")); | |
4025 | ||
b7dd81f7 NC |
4026 | if (copy_width > interleave - copy_byte) |
4027 | fatal (_("interleave width must be less than or equal to interleave - byte`")); | |
4028 | ||
252b5132 RH |
4029 | if (optind == argc || optind + 2 < argc) |
4030 | copy_usage (stderr, 1); | |
4031 | ||
4032 | input_filename = argv[optind]; | |
4033 | if (optind + 1 < argc) | |
4034 | output_filename = argv[optind + 1]; | |
4035 | ||
955d0b3b RM |
4036 | default_deterministic (); |
4037 | ||
252b5132 RH |
4038 | /* Default is to strip no symbols. */ |
4039 | if (strip_symbols == STRIP_UNDEF && discard_locals == LOCALS_UNDEF) | |
4040 | strip_symbols = STRIP_NONE; | |
4041 | ||
d3ba0551 | 4042 | if (output_target == NULL) |
252b5132 RH |
4043 | output_target = input_target; |
4044 | ||
92dd4511 L |
4045 | /* Convert input EFI target to PEI target. */ |
4046 | if (input_target != NULL | |
4047 | && strncmp (input_target, "efi-", 4) == 0) | |
4048 | { | |
4049 | char *efi; | |
4050 | ||
4051 | efi = xstrdup (output_target + 4); | |
4052 | if (strncmp (efi, "bsdrv-", 6) == 0 | |
4053 | || strncmp (efi, "rtdrv-", 6) == 0) | |
4054 | efi += 2; | |
4055 | else if (strncmp (efi, "app-", 4) != 0) | |
4056 | fatal (_("unknown input EFI target: %s"), input_target); | |
4057 | ||
4058 | input_target = efi; | |
4059 | convert_efi_target (efi); | |
4060 | } | |
4061 | ||
4062 | /* Convert output EFI target to PEI target. */ | |
4063 | if (output_target != NULL | |
4064 | && strncmp (output_target, "efi-", 4) == 0) | |
4065 | { | |
4066 | char *efi; | |
4067 | ||
4068 | efi = xstrdup (output_target + 4); | |
4069 | if (strncmp (efi, "app-", 4) == 0) | |
4070 | { | |
4071 | if (pe_subsystem == -1) | |
4072 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_APPLICATION; | |
4073 | } | |
4074 | else if (strncmp (efi, "bsdrv-", 6) == 0) | |
4075 | { | |
4076 | if (pe_subsystem == -1) | |
4077 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER; | |
4078 | efi += 2; | |
4079 | } | |
4080 | else if (strncmp (efi, "rtdrv-", 6) == 0) | |
4081 | { | |
4082 | if (pe_subsystem == -1) | |
4083 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER; | |
4084 | efi += 2; | |
4085 | } | |
4086 | else | |
4087 | fatal (_("unknown output EFI target: %s"), output_target); | |
4088 | ||
4089 | if (pe_file_alignment == (bfd_vma) -1) | |
4090 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
4091 | if (pe_section_alignment == (bfd_vma) -1) | |
4092 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
4093 | ||
4094 | output_target = efi; | |
4095 | convert_efi_target (efi); | |
4096 | } | |
4097 | ||
43a0748c NC |
4098 | if (preserve_dates) |
4099 | if (stat (input_filename, & statbuf) < 0) | |
f24ddbdd NC |
4100 | fatal (_("warning: could not locate '%s'. System error message: %s"), |
4101 | input_filename, strerror (errno)); | |
43a0748c | 4102 | |
0fcdcb91 | 4103 | /* If there is no destination file, or the source and destination files |
d3ba0551 | 4104 | are the same, then create a temp and rename the result into the input. */ |
8b6efd89 KT |
4105 | if (output_filename == NULL |
4106 | || filename_cmp (input_filename, output_filename) == 0) | |
12f498a7 | 4107 | tmpname = make_tempname (input_filename); |
252b5132 | 4108 | else |
12f498a7 | 4109 | tmpname = output_filename; |
c1c0eb9e | 4110 | |
12f498a7 NS |
4111 | if (tmpname == NULL) |
4112 | fatal (_("warning: could not create temporary file whilst copying '%s', (error: %s)"), | |
4113 | input_filename, strerror (errno)); | |
594ef5db | 4114 | |
8b31b6c4 | 4115 | copy_file (input_filename, tmpname, input_target, output_target, input_arch); |
12f498a7 NS |
4116 | if (status == 0) |
4117 | { | |
4118 | if (preserve_dates) | |
4119 | set_times (tmpname, &statbuf); | |
4120 | if (tmpname != output_filename) | |
92fac5ec L |
4121 | status = (smart_rename (tmpname, input_filename, |
4122 | preserve_dates) != 0); | |
252b5132 | 4123 | } |
12f498a7 NS |
4124 | else |
4125 | unlink_if_ordinary (tmpname); | |
252b5132 RH |
4126 | |
4127 | if (change_warn) | |
4128 | { | |
4129 | for (p = change_sections; p != NULL; p = p->next) | |
4130 | { | |
4131 | if (! p->used) | |
4132 | { | |
4133 | if (p->change_vma != CHANGE_IGNORE) | |
4134 | { | |
4135 | char buff [20]; | |
4136 | ||
4137 | sprintf_vma (buff, p->vma_val); | |
57938635 | 4138 | |
252b5132 | 4139 | /* xgettext:c-format */ |
57938635 AM |
4140 | non_fatal (_("%s %s%c0x%s never used"), |
4141 | "--change-section-vma", | |
252b5132 RH |
4142 | p->name, |
4143 | p->change_vma == CHANGE_SET ? '=' : '+', | |
4144 | buff); | |
4145 | } | |
57938635 | 4146 | |
252b5132 RH |
4147 | if (p->change_lma != CHANGE_IGNORE) |
4148 | { | |
4149 | char buff [20]; | |
4150 | ||
4151 | sprintf_vma (buff, p->lma_val); | |
57938635 | 4152 | |
252b5132 | 4153 | /* xgettext:c-format */ |
57938635 AM |
4154 | non_fatal (_("%s %s%c0x%s never used"), |
4155 | "--change-section-lma", | |
252b5132 RH |
4156 | p->name, |
4157 | p->change_lma == CHANGE_SET ? '=' : '+', | |
4158 | buff); | |
4159 | } | |
4160 | } | |
4161 | } | |
4162 | } | |
4163 | ||
4164 | return 0; | |
4165 | } | |
4166 | ||
4167 | int | |
84e2f313 | 4168 | main (int argc, char *argv[]) |
252b5132 RH |
4169 | { |
4170 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
4171 | setlocale (LC_MESSAGES, ""); | |
3882b010 L |
4172 | #endif |
4173 | #if defined (HAVE_SETLOCALE) | |
4174 | setlocale (LC_CTYPE, ""); | |
252b5132 RH |
4175 | #endif |
4176 | bindtextdomain (PACKAGE, LOCALEDIR); | |
4177 | textdomain (PACKAGE); | |
4178 | ||
4179 | program_name = argv[0]; | |
4180 | xmalloc_set_program_name (program_name); | |
4181 | ||
4182 | START_PROGRESS (program_name, 0); | |
4183 | ||
869b9d07 MM |
4184 | expandargv (&argc, &argv); |
4185 | ||
252b5132 RH |
4186 | strip_symbols = STRIP_UNDEF; |
4187 | discard_locals = LOCALS_UNDEF; | |
4188 | ||
4189 | bfd_init (); | |
4190 | set_default_bfd_target (); | |
4191 | ||
4192 | if (is_strip < 0) | |
4193 | { | |
4194 | int i = strlen (program_name); | |
5af11cab AM |
4195 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
4196 | /* Drop the .exe suffix, if any. */ | |
4197 | if (i > 4 && FILENAME_CMP (program_name + i - 4, ".exe") == 0) | |
4198 | { | |
4199 | i -= 4; | |
4200 | program_name[i] = '\0'; | |
4201 | } | |
4202 | #endif | |
4203 | is_strip = (i >= 5 && FILENAME_CMP (program_name + i - 5, "strip") == 0); | |
252b5132 RH |
4204 | } |
4205 | ||
047c9024 NC |
4206 | create_symbol_htabs (); |
4207 | ||
252b5132 RH |
4208 | if (is_strip) |
4209 | strip_main (argc, argv); | |
4210 | else | |
4211 | copy_main (argc, argv); | |
4212 | ||
4213 | END_PROGRESS (program_name); | |
4214 | ||
4215 | return status; | |
4216 | } |