Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* objcopy.c -- copy object file from input to output, optionally massaging it. |
8c2bc687 | 2 | Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
19094d10 | 3 | 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
252b5132 RH |
4 | Free Software Foundation, Inc. |
5 | ||
6 | This file is part of GNU Binutils. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
32866df7 | 10 | the Free Software Foundation; either version 3 of the License, or |
252b5132 RH |
11 | (at your option) any later version. |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
b43b5d5f NC |
20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
21 | 02110-1301, USA. */ | |
252b5132 | 22 | \f |
3db64b00 | 23 | #include "sysdep.h" |
252b5132 RH |
24 | #include "bfd.h" |
25 | #include "progress.h" | |
252b5132 RH |
26 | #include "getopt.h" |
27 | #include "libiberty.h" | |
3db64b00 | 28 | #include "bucomm.h" |
252b5132 | 29 | #include "budbg.h" |
5af11cab | 30 | #include "filenames.h" |
5fe11841 | 31 | #include "fnmatch.h" |
f0312d39 | 32 | #include "elf-bfd.h" |
252b5132 | 33 | #include <sys/stat.h> |
6e2c86ac | 34 | #include "libbfd.h" |
0408dee6 DK |
35 | #include "coff/internal.h" |
36 | #include "libcoff.h" | |
252b5132 | 37 | |
92dd4511 L |
38 | /* FIXME: See bfd/peXXigen.c for why we include an architecture specific |
39 | header in generic PE code. */ | |
40 | #include "coff/i386.h" | |
41 | #include "coff/pe.h" | |
42 | ||
43 | static bfd_vma pe_file_alignment = (bfd_vma) -1; | |
44 | static bfd_vma pe_heap_commit = (bfd_vma) -1; | |
45 | static bfd_vma pe_heap_reserve = (bfd_vma) -1; | |
46 | static bfd_vma pe_image_base = (bfd_vma) -1; | |
47 | static bfd_vma pe_section_alignment = (bfd_vma) -1; | |
48 | static bfd_vma pe_stack_commit = (bfd_vma) -1; | |
49 | static bfd_vma pe_stack_reserve = (bfd_vma) -1; | |
50 | static short pe_subsystem = -1; | |
51 | static short pe_major_subsystem_version = -1; | |
52 | static short pe_minor_subsystem_version = -1; | |
53 | ||
047c9024 | 54 | struct is_specified_symbol_predicate_data |
252b5132 | 55 | { |
047c9024 NC |
56 | const char *name; |
57 | bfd_boolean found; | |
252b5132 RH |
58 | }; |
59 | ||
57938635 AM |
60 | /* A list to support redefine_sym. */ |
61 | struct redefine_node | |
62 | { | |
63 | char *source; | |
64 | char *target; | |
65 | struct redefine_node *next; | |
66 | }; | |
67 | ||
594ef5db NC |
68 | typedef struct section_rename |
69 | { | |
70 | const char * old_name; | |
71 | const char * new_name; | |
72 | flagword flags; | |
73 | struct section_rename * next; | |
74 | } | |
75 | section_rename; | |
76 | ||
77 | /* List of sections to be renamed. */ | |
84e2f313 | 78 | static section_rename *section_rename_list; |
594ef5db | 79 | |
84e2f313 NC |
80 | static asymbol **isympp = NULL; /* Input symbols. */ |
81 | static asymbol **osympp = NULL; /* Output symbols that survive stripping. */ | |
252b5132 | 82 | |
b7dd81f7 | 83 | /* If `copy_byte' >= 0, copy 'copy_width' byte(s) of every `interleave' bytes. */ |
252b5132 | 84 | static int copy_byte = -1; |
b7dd81f7 NC |
85 | static int interleave = 0; /* Initialised to 4 in copy_main(). */ |
86 | static int copy_width = 1; | |
252b5132 | 87 | |
b34976b6 AM |
88 | static bfd_boolean verbose; /* Print file and target names. */ |
89 | static bfd_boolean preserve_dates; /* Preserve input file timestamp. */ | |
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. */ |
84e2f313 | 99 | STRIP_ALL /* Strip all symbols. */ |
252b5132 RH |
100 | }; |
101 | ||
0af11b59 | 102 | /* Which symbols to remove. */ |
252b5132 RH |
103 | static enum strip_action strip_symbols; |
104 | ||
105 | enum locals_action | |
106 | { | |
107 | LOCALS_UNDEF, | |
84e2f313 NC |
108 | LOCALS_START_L, /* Discard locals starting with L. */ |
109 | LOCALS_ALL /* Discard all locals. */ | |
252b5132 RH |
110 | }; |
111 | ||
112 | /* Which local symbols to remove. Overrides STRIP_ALL. */ | |
113 | static enum locals_action discard_locals; | |
114 | ||
115 | /* What kind of change to perform. */ | |
116 | enum change_action | |
117 | { | |
118 | CHANGE_IGNORE, | |
119 | CHANGE_MODIFY, | |
120 | CHANGE_SET | |
121 | }; | |
122 | ||
123 | /* Structure used to hold lists of sections and actions to take. */ | |
124 | struct section_list | |
125 | { | |
b34976b6 AM |
126 | struct section_list * next; /* Next section to change. */ |
127 | const char * name; /* Section name. */ | |
128 | bfd_boolean used; /* Whether this entry was used. */ | |
129 | bfd_boolean remove; /* Whether to remove this section. */ | |
130 | bfd_boolean copy; /* Whether to copy this section. */ | |
131 | enum change_action change_vma;/* Whether to change or set VMA. */ | |
132 | bfd_vma vma_val; /* Amount to change by or set to. */ | |
133 | enum change_action change_lma;/* Whether to change or set LMA. */ | |
134 | bfd_vma lma_val; /* Amount to change by or set to. */ | |
135 | bfd_boolean set_flags; /* Whether to set the section flags. */ | |
136 | flagword flags; /* What to set the section flags to. */ | |
252b5132 RH |
137 | }; |
138 | ||
139 | static struct section_list *change_sections; | |
594ef5db | 140 | |
b34976b6 AM |
141 | /* TRUE if some sections are to be removed. */ |
142 | static bfd_boolean sections_removed; | |
594ef5db | 143 | |
b34976b6 AM |
144 | /* TRUE if only some sections are to be copied. */ |
145 | static bfd_boolean sections_copied; | |
252b5132 RH |
146 | |
147 | /* Changes to the start address. */ | |
148 | static bfd_vma change_start = 0; | |
b34976b6 | 149 | static bfd_boolean set_start_set = FALSE; |
252b5132 RH |
150 | static bfd_vma set_start; |
151 | ||
152 | /* Changes to section addresses. */ | |
153 | static bfd_vma change_section_address = 0; | |
154 | ||
155 | /* Filling gaps between sections. */ | |
b34976b6 | 156 | static bfd_boolean gap_fill_set = FALSE; |
252b5132 RH |
157 | static bfd_byte gap_fill = 0; |
158 | ||
159 | /* Pad to a given address. */ | |
b34976b6 | 160 | static bfd_boolean pad_to_set = FALSE; |
252b5132 RH |
161 | static bfd_vma pad_to; |
162 | ||
f9d4ad2a NC |
163 | /* Use alternative machine code? */ |
164 | static unsigned long use_alt_mach_code = 0; | |
1ae8b3d2 | 165 | |
4087920c MR |
166 | /* Output BFD flags user wants to set or clear */ |
167 | static flagword bfd_flags_to_set; | |
168 | static flagword bfd_flags_to_clear; | |
169 | ||
252b5132 | 170 | /* List of sections to add. */ |
252b5132 RH |
171 | struct section_add |
172 | { | |
173 | /* Next section to add. */ | |
174 | struct section_add *next; | |
175 | /* Name of section to add. */ | |
176 | const char *name; | |
177 | /* Name of file holding section contents. */ | |
178 | const char *filename; | |
179 | /* Size of file. */ | |
180 | size_t size; | |
181 | /* Contents of file. */ | |
182 | bfd_byte *contents; | |
183 | /* BFD section, after it has been added. */ | |
184 | asection *section; | |
185 | }; | |
186 | ||
594ef5db | 187 | /* List of sections to add to the output BFD. */ |
252b5132 RH |
188 | static struct section_add *add_sections; |
189 | ||
2593f09a NC |
190 | /* If non-NULL the argument to --add-gnu-debuglink. |
191 | This should be the filename to store in the .gnu_debuglink section. */ | |
192 | static const char * gnu_debuglink_filename = NULL; | |
193 | ||
252b5132 | 194 | /* Whether to convert debugging information. */ |
b34976b6 | 195 | static bfd_boolean convert_debugging = FALSE; |
252b5132 | 196 | |
4a114e3e L |
197 | /* Whether to compress/decompress DWARF debug sections. */ |
198 | static enum | |
199 | { | |
200 | nothing, | |
201 | compress, | |
202 | decompress | |
203 | } do_debug_sections = nothing; | |
204 | ||
252b5132 | 205 | /* Whether to change the leading character in symbol names. */ |
b34976b6 | 206 | static bfd_boolean change_leading_char = FALSE; |
252b5132 RH |
207 | |
208 | /* Whether to remove the leading character from global symbol names. */ | |
b34976b6 | 209 | static bfd_boolean remove_leading_char = FALSE; |
252b5132 | 210 | |
aaad4cf3 | 211 | /* Whether to permit wildcard in symbol comparison. */ |
5fe11841 NC |
212 | static bfd_boolean wildcard = FALSE; |
213 | ||
d58c2e3a RS |
214 | /* True if --localize-hidden is in effect. */ |
215 | static bfd_boolean localize_hidden = FALSE; | |
216 | ||
16b2b71c NC |
217 | /* List of symbols to strip, keep, localize, keep-global, weaken, |
218 | or redefine. */ | |
047c9024 NC |
219 | static htab_t strip_specific_htab = NULL; |
220 | static htab_t strip_unneeded_htab = NULL; | |
221 | static htab_t keep_specific_htab = NULL; | |
222 | static htab_t localize_specific_htab = NULL; | |
223 | static htab_t globalize_specific_htab = NULL; | |
224 | static htab_t keepglobal_specific_htab = NULL; | |
225 | static htab_t weaken_specific_htab = NULL; | |
57938635 | 226 | static struct redefine_node *redefine_sym_list = NULL; |
252b5132 | 227 | |
b34976b6 AM |
228 | /* If this is TRUE, we weaken global symbols (set BSF_WEAK). */ |
229 | static bfd_boolean weaken = FALSE; | |
252b5132 | 230 | |
1637cd90 JB |
231 | /* If this is TRUE, we retain BSF_FILE symbols. */ |
232 | static bfd_boolean keep_file_symbols = FALSE; | |
233 | ||
d7fb0dd2 NC |
234 | /* Prefix symbols/sections. */ |
235 | static char *prefix_symbols_string = 0; | |
236 | static char *prefix_sections_string = 0; | |
237 | static char *prefix_alloc_sections_string = 0; | |
238 | ||
d3e52d40 RS |
239 | /* True if --extract-symbol was passed on the command line. */ |
240 | static bfd_boolean extract_symbol = FALSE; | |
241 | ||
9e48b4c6 NC |
242 | /* If `reverse_bytes' is nonzero, then reverse the order of every chunk |
243 | of <reverse_bytes> bytes within each output section. */ | |
244 | static int reverse_bytes = 0; | |
245 | ||
0408dee6 DK |
246 | /* For Coff objects, we may want to allow or disallow long section names, |
247 | or preserve them where found in the inputs. Debug info relies on them. */ | |
248 | enum long_section_name_handling | |
249 | { | |
250 | DISABLE, | |
251 | ENABLE, | |
252 | KEEP | |
253 | }; | |
254 | ||
255 | /* The default long section handling mode is to preserve them. | |
256 | This is also the only behaviour for 'strip'. */ | |
257 | static enum long_section_name_handling long_section_names = KEEP; | |
9e48b4c6 | 258 | |
252b5132 | 259 | /* 150 isn't special; it's just an arbitrary non-ASCII char value. */ |
84e2f313 NC |
260 | enum command_line_switch |
261 | { | |
262 | OPTION_ADD_SECTION=150, | |
263 | OPTION_CHANGE_ADDRESSES, | |
264 | OPTION_CHANGE_LEADING_CHAR, | |
265 | OPTION_CHANGE_START, | |
266 | OPTION_CHANGE_SECTION_ADDRESS, | |
267 | OPTION_CHANGE_SECTION_LMA, | |
268 | OPTION_CHANGE_SECTION_VMA, | |
269 | OPTION_CHANGE_WARNINGS, | |
4a114e3e | 270 | OPTION_COMPRESS_DEBUG_SECTIONS, |
84e2f313 | 271 | OPTION_DEBUGGING, |
4a114e3e | 272 | OPTION_DECOMPRESS_DEBUG_SECTIONS, |
84e2f313 NC |
273 | OPTION_GAP_FILL, |
274 | OPTION_NO_CHANGE_WARNINGS, | |
275 | OPTION_PAD_TO, | |
276 | OPTION_REMOVE_LEADING_CHAR, | |
277 | OPTION_SET_SECTION_FLAGS, | |
278 | OPTION_SET_START, | |
279 | OPTION_STRIP_UNNEEDED, | |
280 | OPTION_WEAKEN, | |
281 | OPTION_REDEFINE_SYM, | |
282 | OPTION_REDEFINE_SYMS, | |
283 | OPTION_SREC_LEN, | |
284 | OPTION_SREC_FORCES3, | |
285 | OPTION_STRIP_SYMBOLS, | |
bcf32829 JB |
286 | OPTION_STRIP_UNNEEDED_SYMBOL, |
287 | OPTION_STRIP_UNNEEDED_SYMBOLS, | |
84e2f313 | 288 | OPTION_KEEP_SYMBOLS, |
d58c2e3a | 289 | OPTION_LOCALIZE_HIDDEN, |
84e2f313 | 290 | OPTION_LOCALIZE_SYMBOLS, |
0408dee6 | 291 | OPTION_LONG_SECTION_NAMES, |
7b4a0685 NC |
292 | OPTION_GLOBALIZE_SYMBOL, |
293 | OPTION_GLOBALIZE_SYMBOLS, | |
84e2f313 NC |
294 | OPTION_KEEPGLOBAL_SYMBOLS, |
295 | OPTION_WEAKEN_SYMBOLS, | |
296 | OPTION_RENAME_SECTION, | |
297 | OPTION_ALT_MACH_CODE, | |
298 | OPTION_PREFIX_SYMBOLS, | |
299 | OPTION_PREFIX_SECTIONS, | |
300 | OPTION_PREFIX_ALLOC_SECTIONS, | |
301 | OPTION_FORMATS_INFO, | |
302 | OPTION_ADD_GNU_DEBUGLINK, | |
4087920c | 303 | OPTION_ONLY_KEEP_DEBUG, |
1637cd90 | 304 | OPTION_KEEP_FILE_SYMBOLS, |
4087920c MR |
305 | OPTION_READONLY_TEXT, |
306 | OPTION_WRITABLE_TEXT, | |
307 | OPTION_PURE, | |
d3e52d40 | 308 | OPTION_IMPURE, |
9e48b4c6 | 309 | OPTION_EXTRACT_SYMBOL, |
92dd4511 L |
310 | OPTION_REVERSE_BYTES, |
311 | OPTION_FILE_ALIGNMENT, | |
312 | OPTION_HEAP, | |
313 | OPTION_IMAGE_BASE, | |
314 | OPTION_SECTION_ALIGNMENT, | |
315 | OPTION_STACK, | |
b7dd81f7 | 316 | OPTION_INTERLEAVE_WIDTH, |
92dd4511 | 317 | OPTION_SUBSYSTEM |
84e2f313 | 318 | }; |
252b5132 RH |
319 | |
320 | /* Options to handle if running as "strip". */ | |
321 | ||
322 | static struct option strip_options[] = | |
323 | { | |
324 | {"discard-all", no_argument, 0, 'x'}, | |
325 | {"discard-locals", no_argument, 0, 'X'}, | |
326 | {"format", required_argument, 0, 'F'}, /* Obsolete */ | |
327 | {"help", no_argument, 0, 'h'}, | |
7c29036b | 328 | {"info", no_argument, 0, OPTION_FORMATS_INFO}, |
252b5132 RH |
329 | {"input-format", required_argument, 0, 'I'}, /* Obsolete */ |
330 | {"input-target", required_argument, 0, 'I'}, | |
1637cd90 | 331 | {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS}, |
252b5132 | 332 | {"keep-symbol", required_argument, 0, 'K'}, |
ed1653a7 | 333 | {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG}, |
252b5132 RH |
334 | {"output-format", required_argument, 0, 'O'}, /* Obsolete */ |
335 | {"output-target", required_argument, 0, 'O'}, | |
af3bdff7 | 336 | {"output-file", required_argument, 0, 'o'}, |
252b5132 RH |
337 | {"preserve-dates", no_argument, 0, 'p'}, |
338 | {"remove-section", required_argument, 0, 'R'}, | |
339 | {"strip-all", no_argument, 0, 's'}, | |
340 | {"strip-debug", no_argument, 0, 'S'}, | |
341 | {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED}, | |
342 | {"strip-symbol", required_argument, 0, 'N'}, | |
343 | {"target", required_argument, 0, 'F'}, | |
344 | {"verbose", no_argument, 0, 'v'}, | |
345 | {"version", no_argument, 0, 'V'}, | |
5fe11841 | 346 | {"wildcard", no_argument, 0, 'w'}, |
252b5132 RH |
347 | {0, no_argument, 0, 0} |
348 | }; | |
349 | ||
350 | /* Options to handle if running as "objcopy". */ | |
351 | ||
352 | static struct option copy_options[] = | |
353 | { | |
2593f09a | 354 | {"add-gnu-debuglink", required_argument, 0, OPTION_ADD_GNU_DEBUGLINK}, |
252b5132 RH |
355 | {"add-section", required_argument, 0, OPTION_ADD_SECTION}, |
356 | {"adjust-start", required_argument, 0, OPTION_CHANGE_START}, | |
357 | {"adjust-vma", required_argument, 0, OPTION_CHANGE_ADDRESSES}, | |
358 | {"adjust-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, | |
359 | {"adjust-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, | |
d7fb0dd2 | 360 | {"alt-machine-code", required_argument, 0, OPTION_ALT_MACH_CODE}, |
43a0748c | 361 | {"binary-architecture", required_argument, 0, 'B'}, |
252b5132 RH |
362 | {"byte", required_argument, 0, 'b'}, |
363 | {"change-addresses", required_argument, 0, OPTION_CHANGE_ADDRESSES}, | |
364 | {"change-leading-char", no_argument, 0, OPTION_CHANGE_LEADING_CHAR}, | |
365 | {"change-section-address", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, | |
366 | {"change-section-lma", required_argument, 0, OPTION_CHANGE_SECTION_LMA}, | |
367 | {"change-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_VMA}, | |
368 | {"change-start", required_argument, 0, OPTION_CHANGE_START}, | |
369 | {"change-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, | |
4a114e3e | 370 | {"compress-debug-sections", no_argument, 0, OPTION_COMPRESS_DEBUG_SECTIONS}, |
252b5132 | 371 | {"debugging", no_argument, 0, OPTION_DEBUGGING}, |
4a114e3e | 372 | {"decompress-debug-sections", no_argument, 0, OPTION_DECOMPRESS_DEBUG_SECTIONS}, |
252b5132 RH |
373 | {"discard-all", no_argument, 0, 'x'}, |
374 | {"discard-locals", no_argument, 0, 'X'}, | |
d3e52d40 | 375 | {"extract-symbol", no_argument, 0, OPTION_EXTRACT_SYMBOL}, |
252b5132 RH |
376 | {"format", required_argument, 0, 'F'}, /* Obsolete */ |
377 | {"gap-fill", required_argument, 0, OPTION_GAP_FILL}, | |
7b4a0685 NC |
378 | {"globalize-symbol", required_argument, 0, OPTION_GLOBALIZE_SYMBOL}, |
379 | {"globalize-symbols", required_argument, 0, OPTION_GLOBALIZE_SYMBOLS}, | |
252b5132 | 380 | {"help", no_argument, 0, 'h'}, |
4087920c | 381 | {"impure", no_argument, 0, OPTION_IMPURE}, |
7c29036b | 382 | {"info", no_argument, 0, OPTION_FORMATS_INFO}, |
252b5132 RH |
383 | {"input-format", required_argument, 0, 'I'}, /* Obsolete */ |
384 | {"input-target", required_argument, 0, 'I'}, | |
b7dd81f7 NC |
385 | {"interleave", optional_argument, 0, 'i'}, |
386 | {"interleave-width", required_argument, 0, OPTION_INTERLEAVE_WIDTH}, | |
1637cd90 | 387 | {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS}, |
d7fb0dd2 NC |
388 | {"keep-global-symbol", required_argument, 0, 'G'}, |
389 | {"keep-global-symbols", required_argument, 0, OPTION_KEEPGLOBAL_SYMBOLS}, | |
252b5132 | 390 | {"keep-symbol", required_argument, 0, 'K'}, |
d7fb0dd2 | 391 | {"keep-symbols", required_argument, 0, OPTION_KEEP_SYMBOLS}, |
d58c2e3a | 392 | {"localize-hidden", no_argument, 0, OPTION_LOCALIZE_HIDDEN}, |
d7fb0dd2 NC |
393 | {"localize-symbol", required_argument, 0, 'L'}, |
394 | {"localize-symbols", required_argument, 0, OPTION_LOCALIZE_SYMBOLS}, | |
0408dee6 | 395 | {"long-section-names", required_argument, 0, OPTION_LONG_SECTION_NAMES}, |
252b5132 RH |
396 | {"no-adjust-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS}, |
397 | {"no-change-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS}, | |
ed1653a7 | 398 | {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG}, |
d7fb0dd2 | 399 | {"only-section", required_argument, 0, 'j'}, |
252b5132 RH |
400 | {"output-format", required_argument, 0, 'O'}, /* Obsolete */ |
401 | {"output-target", required_argument, 0, 'O'}, | |
402 | {"pad-to", required_argument, 0, OPTION_PAD_TO}, | |
d7fb0dd2 NC |
403 | {"prefix-symbols", required_argument, 0, OPTION_PREFIX_SYMBOLS}, |
404 | {"prefix-sections", required_argument, 0, OPTION_PREFIX_SECTIONS}, | |
405 | {"prefix-alloc-sections", required_argument, 0, OPTION_PREFIX_ALLOC_SECTIONS}, | |
252b5132 | 406 | {"preserve-dates", no_argument, 0, 'p'}, |
4087920c MR |
407 | {"pure", no_argument, 0, OPTION_PURE}, |
408 | {"readonly-text", no_argument, 0, OPTION_READONLY_TEXT}, | |
d7fb0dd2 | 409 | {"redefine-sym", required_argument, 0, OPTION_REDEFINE_SYM}, |
92991082 | 410 | {"redefine-syms", required_argument, 0, OPTION_REDEFINE_SYMS}, |
252b5132 RH |
411 | {"remove-leading-char", no_argument, 0, OPTION_REMOVE_LEADING_CHAR}, |
412 | {"remove-section", required_argument, 0, 'R'}, | |
594ef5db | 413 | {"rename-section", required_argument, 0, OPTION_RENAME_SECTION}, |
9e48b4c6 | 414 | {"reverse-bytes", required_argument, 0, OPTION_REVERSE_BYTES}, |
252b5132 RH |
415 | {"set-section-flags", required_argument, 0, OPTION_SET_SECTION_FLAGS}, |
416 | {"set-start", required_argument, 0, OPTION_SET_START}, | |
d7fb0dd2 NC |
417 | {"srec-len", required_argument, 0, OPTION_SREC_LEN}, |
418 | {"srec-forceS3", no_argument, 0, OPTION_SREC_FORCES3}, | |
252b5132 RH |
419 | {"strip-all", no_argument, 0, 'S'}, |
420 | {"strip-debug", no_argument, 0, 'g'}, | |
421 | {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED}, | |
bcf32829 JB |
422 | {"strip-unneeded-symbol", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOL}, |
423 | {"strip-unneeded-symbols", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOLS}, | |
252b5132 | 424 | {"strip-symbol", required_argument, 0, 'N'}, |
d7fb0dd2 | 425 | {"strip-symbols", required_argument, 0, OPTION_STRIP_SYMBOLS}, |
252b5132 RH |
426 | {"target", required_argument, 0, 'F'}, |
427 | {"verbose", no_argument, 0, 'v'}, | |
428 | {"version", no_argument, 0, 'V'}, | |
429 | {"weaken", no_argument, 0, OPTION_WEAKEN}, | |
430 | {"weaken-symbol", required_argument, 0, 'W'}, | |
16b2b71c | 431 | {"weaken-symbols", required_argument, 0, OPTION_WEAKEN_SYMBOLS}, |
5fe11841 | 432 | {"wildcard", no_argument, 0, 'w'}, |
4087920c | 433 | {"writable-text", no_argument, 0, OPTION_WRITABLE_TEXT}, |
92dd4511 L |
434 | {"file-alignment", required_argument, 0, OPTION_FILE_ALIGNMENT}, |
435 | {"heap", required_argument, 0, OPTION_HEAP}, | |
436 | {"image-base", required_argument, 0 , OPTION_IMAGE_BASE}, | |
437 | {"section-alignment", required_argument, 0, OPTION_SECTION_ALIGNMENT}, | |
438 | {"stack", required_argument, 0, OPTION_STACK}, | |
439 | {"subsystem", required_argument, 0, OPTION_SUBSYSTEM}, | |
252b5132 RH |
440 | {0, no_argument, 0, 0} |
441 | }; | |
442 | ||
443 | /* IMPORTS */ | |
444 | extern char *program_name; | |
445 | ||
446 | /* This flag distinguishes between strip and objcopy: | |
447 | 1 means this is 'strip'; 0 means this is 'objcopy'. | |
0af11b59 | 448 | -1 means if we should use argv[0] to decide. */ |
252b5132 RH |
449 | extern int is_strip; |
450 | ||
420496c1 NC |
451 | /* The maximum length of an S record. This variable is declared in srec.c |
452 | and can be modified by the --srec-len parameter. */ | |
453 | extern unsigned int Chunk; | |
454 | ||
455 | /* Restrict the generation of Srecords to type S3 only. | |
456 | This variable is declare in bfd/srec.c and can be toggled | |
457 | on by the --srec-forceS3 command line switch. */ | |
b34976b6 | 458 | extern bfd_boolean S3Forced; |
252b5132 | 459 | |
d3ba0551 AM |
460 | /* Forward declarations. */ |
461 | static void setup_section (bfd *, asection *, void *); | |
80fccad2 | 462 | static void setup_bfd_headers (bfd *, bfd *); |
d3ba0551 AM |
463 | static void copy_section (bfd *, asection *, void *); |
464 | static void get_sections (bfd *, asection *, void *); | |
465 | static int compare_section_lma (const void *, const void *); | |
466 | static void mark_symbols_used_in_relocations (bfd *, asection *, void *); | |
467 | static bfd_boolean write_debugging_info (bfd *, void *, long *, asymbol ***); | |
468 | static const char *lookup_sym_redefinition (const char *); | |
594ef5db | 469 | \f |
252b5132 | 470 | static void |
84e2f313 | 471 | copy_usage (FILE *stream, int exit_status) |
252b5132 | 472 | { |
8b53311e NC |
473 | fprintf (stream, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name); |
474 | fprintf (stream, _(" Copies a binary file, possibly transforming it in the process\n")); | |
6364e0b4 | 475 | fprintf (stream, _(" The options are:\n")); |
252b5132 | 476 | fprintf (stream, _("\ |
d5bcb29d NC |
477 | -I --input-target <bfdname> Assume input file is in format <bfdname>\n\ |
478 | -O --output-target <bfdname> Create an output file in format <bfdname>\n\ | |
8b31b6c4 | 479 | -B --binary-architecture <arch> Set output arch, when input is arch-less\n\ |
d5bcb29d NC |
480 | -F --target <bfdname> Set both input and output format to <bfdname>\n\ |
481 | --debugging Convert debugging information, if possible\n\ | |
482 | -p --preserve-dates Copy modified/access timestamps to the output\n\ | |
483 | -j --only-section <name> Only copy section <name> into the output\n\ | |
2593f09a | 484 | --add-gnu-debuglink=<file> Add section .gnu_debuglink linking to <file>\n\ |
d5bcb29d NC |
485 | -R --remove-section <name> Remove section <name> from the output\n\ |
486 | -S --strip-all Remove all symbol and relocation information\n\ | |
2593f09a | 487 | -g --strip-debug Remove all debugging symbols & sections\n\ |
d5bcb29d NC |
488 | --strip-unneeded Remove all symbols not needed by relocations\n\ |
489 | -N --strip-symbol <name> Do not copy symbol <name>\n\ | |
bcf32829 JB |
490 | --strip-unneeded-symbol <name>\n\ |
491 | Do not copy symbol <name> unless needed by\n\ | |
492 | relocations\n\ | |
6ea3dd37 | 493 | --only-keep-debug Strip everything but the debug information\n\ |
d3e52d40 | 494 | --extract-symbol Remove section contents but keep symbols\n\ |
e7f918ad | 495 | -K --keep-symbol <name> Do not strip symbol <name>\n\ |
1637cd90 | 496 | --keep-file-symbols Do not strip file symbol(s)\n\ |
d58c2e3a | 497 | --localize-hidden Turn all ELF hidden symbols into locals\n\ |
d5bcb29d | 498 | -L --localize-symbol <name> Force symbol <name> to be marked as a local\n\ |
7b4a0685 | 499 | --globalize-symbol <name> Force symbol <name> to be marked as a global\n\ |
16b2b71c | 500 | -G --keep-global-symbol <name> Localize all symbols except <name>\n\ |
d5bcb29d NC |
501 | -W --weaken-symbol <name> Force symbol <name> to be marked as a weak\n\ |
502 | --weaken Force all global symbols to be marked as weak\n\ | |
a95b5cf9 | 503 | -w --wildcard Permit wildcard in symbol comparison\n\ |
d5bcb29d NC |
504 | -x --discard-all Remove all non-global symbols\n\ |
505 | -X --discard-locals Remove any compiler-generated symbols\n\ | |
b7dd81f7 NC |
506 | -i --interleave [<number>] Only copy N out of every <number> bytes\n\ |
507 | --interleave-width <number> Set N for --interleave\n\ | |
d5bcb29d NC |
508 | -b --byte <num> Select byte <num> in every interleaved block\n\ |
509 | --gap-fill <val> Fill gaps between sections with <val>\n\ | |
510 | --pad-to <addr> Pad the last section up to address <addr>\n\ | |
511 | --set-start <addr> Set the start address to <addr>\n\ | |
512 | {--change-start|--adjust-start} <incr>\n\ | |
513 | Add <incr> to the start address\n\ | |
514 | {--change-addresses|--adjust-vma} <incr>\n\ | |
515 | Add <incr> to LMA, VMA and start addresses\n\ | |
516 | {--change-section-address|--adjust-section-vma} <name>{=|+|-}<val>\n\ | |
517 | Change LMA and VMA of section <name> by <val>\n\ | |
518 | --change-section-lma <name>{=|+|-}<val>\n\ | |
519 | Change the LMA of section <name> by <val>\n\ | |
520 | --change-section-vma <name>{=|+|-}<val>\n\ | |
521 | Change the VMA of section <name> by <val>\n\ | |
522 | {--[no-]change-warnings|--[no-]adjust-warnings}\n\ | |
523 | Warn if a named section does not exist\n\ | |
524 | --set-section-flags <name>=<flags>\n\ | |
525 | Set section <name>'s properties to <flags>\n\ | |
526 | --add-section <name>=<file> Add section <name> found in <file> to output\n\ | |
594ef5db | 527 | --rename-section <old>=<new>[,<flags>] Rename section <old> to <new>\n\ |
0408dee6 DK |
528 | --long-section-names {enable|disable|keep}\n\ |
529 | Handle long section names in Coff objects.\n\ | |
d5bcb29d NC |
530 | --change-leading-char Force output format's leading character style\n\ |
531 | --remove-leading-char Remove leading character from global symbols\n\ | |
9e48b4c6 | 532 | --reverse-bytes=<num> Reverse <num> bytes at a time, in output sections with content\n\ |
57938635 | 533 | --redefine-sym <old>=<new> Redefine symbol name <old> to <new>\n\ |
92991082 JT |
534 | --redefine-syms <file> --redefine-sym for all symbol pairs \n\ |
535 | listed in <file>\n\ | |
420496c1 NC |
536 | --srec-len <number> Restrict the length of generated Srecords\n\ |
537 | --srec-forceS3 Restrict the type of generated Srecords to S3\n\ | |
16b2b71c | 538 | --strip-symbols <file> -N for all symbols listed in <file>\n\ |
bcf32829 JB |
539 | --strip-unneeded-symbols <file>\n\ |
540 | --strip-unneeded-symbol for all symbols listed\n\ | |
541 | in <file>\n\ | |
16b2b71c NC |
542 | --keep-symbols <file> -K for all symbols listed in <file>\n\ |
543 | --localize-symbols <file> -L for all symbols listed in <file>\n\ | |
7b4a0685 | 544 | --globalize-symbols <file> --globalize-symbol for all in <file>\n\ |
16b2b71c NC |
545 | --keep-global-symbols <file> -G for all symbols listed in <file>\n\ |
546 | --weaken-symbols <file> -W for all symbols listed in <file>\n\ | |
f9d4ad2a | 547 | --alt-machine-code <index> Use the target's <index>'th alternative machine\n\ |
4087920c MR |
548 | --writable-text Mark the output text as writable\n\ |
549 | --readonly-text Make the output text write protected\n\ | |
550 | --pure Mark the output file as demand paged\n\ | |
551 | --impure Mark the output file as impure\n\ | |
d7fb0dd2 NC |
552 | --prefix-symbols <prefix> Add <prefix> to start of every symbol name\n\ |
553 | --prefix-sections <prefix> Add <prefix> to start of every section name\n\ | |
554 | --prefix-alloc-sections <prefix>\n\ | |
555 | Add <prefix> to start of every allocatable\n\ | |
556 | section name\n\ | |
92dd4511 L |
557 | --file-alignment <num> Set PE file alignment to <num>\n\ |
558 | --heap <reserve>[,<commit>] Set PE reserve/commit heap to <reserve>/\n\ | |
559 | <commit>\n\ | |
560 | --image-base <address> Set PE image base to <address>\n\ | |
561 | --section-alignment <num> Set PE section alignment to <num>\n\ | |
562 | --stack <reserve>[,<commit>] Set PE reserve/commit stack to <reserve>/\n\ | |
563 | <commit>\n\ | |
564 | --subsystem <name>[:<version>]\n\ | |
447049af | 565 | Set PE subsystem to <name> [& <version>]\n\ |
4a114e3e L |
566 | --compress-debug-sections Compress DWARF debug sections using zlib\n\ |
567 | --decompress-debug-sections Decompress DWARF debug sections using zlib\n\ | |
d5bcb29d | 568 | -v --verbose List all object files modified\n\ |
07012eee | 569 | @<file> Read options from <file>\n\ |
d5bcb29d NC |
570 | -V --version Display this program's version number\n\ |
571 | -h --help Display this output\n\ | |
7c29036b | 572 | --info List object formats & architectures supported\n\ |
d5bcb29d | 573 | ")); |
252b5132 | 574 | list_supported_targets (program_name, stream); |
92f01d61 | 575 | if (REPORT_BUGS_TO[0] && exit_status == 0) |
8ad3436c | 576 | fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
252b5132 RH |
577 | exit (exit_status); |
578 | } | |
579 | ||
580 | static void | |
84e2f313 | 581 | strip_usage (FILE *stream, int exit_status) |
252b5132 | 582 | { |
8b53311e NC |
583 | fprintf (stream, _("Usage: %s <option(s)> in-file(s)\n"), program_name); |
584 | fprintf (stream, _(" Removes symbols and sections from files\n")); | |
6364e0b4 | 585 | fprintf (stream, _(" The options are:\n")); |
252b5132 | 586 | fprintf (stream, _("\ |
8b53311e NC |
587 | -I --input-target=<bfdname> Assume input file is in format <bfdname>\n\ |
588 | -O --output-target=<bfdname> Create an output file in format <bfdname>\n\ | |
589 | -F --target=<bfdname> Set both input and output format to <bfdname>\n\ | |
d5bcb29d | 590 | -p --preserve-dates Copy modified/access timestamps to the output\n\ |
8b53311e | 591 | -R --remove-section=<name> Remove section <name> from the output\n\ |
d5bcb29d | 592 | -s --strip-all Remove all symbol and relocation information\n\ |
2593f09a | 593 | -g -S -d --strip-debug Remove all debugging symbols & sections\n\ |
d5bcb29d | 594 | --strip-unneeded Remove all symbols not needed by relocations\n\ |
6ea3dd37 | 595 | --only-keep-debug Strip everything but the debug information\n\ |
8b53311e | 596 | -N --strip-symbol=<name> Do not copy symbol <name>\n\ |
5219e4c0 | 597 | -K --keep-symbol=<name> Do not strip symbol <name>\n\ |
1637cd90 | 598 | --keep-file-symbols Do not strip file symbol(s)\n\ |
a95b5cf9 | 599 | -w --wildcard Permit wildcard in symbol comparison\n\ |
d5bcb29d NC |
600 | -x --discard-all Remove all non-global symbols\n\ |
601 | -X --discard-locals Remove any compiler-generated symbols\n\ | |
602 | -v --verbose List all object files modified\n\ | |
603 | -V --version Display this program's version number\n\ | |
604 | -h --help Display this output\n\ | |
7c29036b | 605 | --info List object formats & architectures supported\n\ |
d5bcb29d NC |
606 | -o <file> Place stripped output into <file>\n\ |
607 | ")); | |
608 | ||
252b5132 | 609 | list_supported_targets (program_name, stream); |
92f01d61 | 610 | if (REPORT_BUGS_TO[0] && exit_status == 0) |
8ad3436c | 611 | fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
252b5132 RH |
612 | exit (exit_status); |
613 | } | |
614 | ||
615 | /* Parse section flags into a flagword, with a fatal error if the | |
616 | string can't be parsed. */ | |
617 | ||
618 | static flagword | |
84e2f313 | 619 | parse_flags (const char *s) |
252b5132 RH |
620 | { |
621 | flagword ret; | |
622 | const char *snext; | |
623 | int len; | |
624 | ||
625 | ret = SEC_NO_FLAGS; | |
626 | ||
627 | do | |
628 | { | |
629 | snext = strchr (s, ','); | |
630 | if (snext == NULL) | |
631 | len = strlen (s); | |
632 | else | |
633 | { | |
634 | len = snext - s; | |
635 | ++snext; | |
636 | } | |
637 | ||
638 | if (0) ; | |
639 | #define PARSE_FLAG(fname,fval) \ | |
640 | else if (strncasecmp (fname, s, len) == 0) ret |= fval | |
641 | PARSE_FLAG ("alloc", SEC_ALLOC); | |
642 | PARSE_FLAG ("load", SEC_LOAD); | |
3994e2c6 | 643 | PARSE_FLAG ("noload", SEC_NEVER_LOAD); |
252b5132 | 644 | PARSE_FLAG ("readonly", SEC_READONLY); |
3994e2c6 | 645 | PARSE_FLAG ("debug", SEC_DEBUGGING); |
252b5132 RH |
646 | PARSE_FLAG ("code", SEC_CODE); |
647 | PARSE_FLAG ("data", SEC_DATA); | |
648 | PARSE_FLAG ("rom", SEC_ROM); | |
ebe372c1 | 649 | PARSE_FLAG ("share", SEC_COFF_SHARED); |
252b5132 RH |
650 | PARSE_FLAG ("contents", SEC_HAS_CONTENTS); |
651 | #undef PARSE_FLAG | |
652 | else | |
653 | { | |
654 | char *copy; | |
655 | ||
3f5e193b | 656 | copy = (char *) xmalloc (len + 1); |
252b5132 RH |
657 | strncpy (copy, s, len); |
658 | copy[len] = '\0'; | |
659 | non_fatal (_("unrecognized section flag `%s'"), copy); | |
57938635 AM |
660 | fatal (_("supported flags: %s"), |
661 | "alloc, load, noload, readonly, debug, code, data, rom, share, contents"); | |
252b5132 RH |
662 | } |
663 | ||
664 | s = snext; | |
665 | } | |
666 | while (s != NULL); | |
667 | ||
668 | return ret; | |
669 | } | |
670 | ||
671 | /* Find and optionally add an entry in the change_sections list. */ | |
672 | ||
673 | static struct section_list * | |
84e2f313 | 674 | find_section_list (const char *name, bfd_boolean add) |
252b5132 | 675 | { |
84e2f313 | 676 | struct section_list *p; |
252b5132 RH |
677 | |
678 | for (p = change_sections; p != NULL; p = p->next) | |
679 | if (strcmp (p->name, name) == 0) | |
680 | return p; | |
681 | ||
682 | if (! add) | |
683 | return NULL; | |
684 | ||
3f5e193b | 685 | p = (struct section_list *) xmalloc (sizeof (struct section_list)); |
252b5132 | 686 | p->name = name; |
b34976b6 AM |
687 | p->used = FALSE; |
688 | p->remove = FALSE; | |
689 | p->copy = FALSE; | |
252b5132 RH |
690 | p->change_vma = CHANGE_IGNORE; |
691 | p->change_lma = CHANGE_IGNORE; | |
692 | p->vma_val = 0; | |
693 | p->lma_val = 0; | |
b34976b6 | 694 | p->set_flags = FALSE; |
252b5132 RH |
695 | p->flags = 0; |
696 | ||
697 | p->next = change_sections; | |
698 | change_sections = p; | |
699 | ||
700 | return p; | |
701 | } | |
702 | ||
047c9024 NC |
703 | /* There is htab_hash_string but no htab_eq_string. Makes sense. */ |
704 | ||
705 | static int | |
706 | eq_string (const void *s1, const void *s2) | |
707 | { | |
3f5e193b | 708 | return strcmp ((const char *) s1, (const char *) s2) == 0; |
047c9024 NC |
709 | } |
710 | ||
711 | static htab_t | |
712 | create_symbol_htab (void) | |
713 | { | |
714 | return htab_create_alloc (16, htab_hash_string, eq_string, NULL, xcalloc, free); | |
715 | } | |
252b5132 | 716 | |
57938635 | 717 | static void |
047c9024 | 718 | create_symbol_htabs (void) |
252b5132 | 719 | { |
047c9024 NC |
720 | strip_specific_htab = create_symbol_htab (); |
721 | strip_unneeded_htab = create_symbol_htab (); | |
722 | keep_specific_htab = create_symbol_htab (); | |
723 | localize_specific_htab = create_symbol_htab (); | |
724 | globalize_specific_htab = create_symbol_htab (); | |
725 | keepglobal_specific_htab = create_symbol_htab (); | |
726 | weaken_specific_htab = create_symbol_htab (); | |
727 | } | |
728 | ||
729 | /* Add a symbol to strip_specific_list. */ | |
252b5132 | 730 | |
047c9024 NC |
731 | static void |
732 | add_specific_symbol (const char *name, htab_t htab) | |
733 | { | |
734 | *htab_find_slot (htab, name, INSERT) = (char *) name; | |
252b5132 RH |
735 | } |
736 | ||
0af11b59 | 737 | /* Add symbols listed in `filename' to strip_specific_list. */ |
16b2b71c NC |
738 | |
739 | #define IS_WHITESPACE(c) ((c) == ' ' || (c) == '\t') | |
740 | #define IS_LINE_TERMINATOR(c) ((c) == '\n' || (c) == '\r' || (c) == '\0') | |
741 | ||
742 | static void | |
047c9024 | 743 | add_specific_symbols (const char *filename, htab_t htab) |
16b2b71c | 744 | { |
f24ddbdd | 745 | off_t size; |
16b2b71c NC |
746 | FILE * f; |
747 | char * line; | |
748 | char * buffer; | |
749 | unsigned int line_count; | |
0af11b59 | 750 | |
f24ddbdd NC |
751 | size = get_file_size (filename); |
752 | if (size == 0) | |
d68c385b NC |
753 | { |
754 | status = 1; | |
755 | return; | |
756 | } | |
16b2b71c | 757 | |
3f5e193b | 758 | buffer = (char *) xmalloc (size + 2); |
16b2b71c NC |
759 | f = fopen (filename, FOPEN_RT); |
760 | if (f == NULL) | |
f24ddbdd | 761 | fatal (_("cannot open '%s': %s"), filename, strerror (errno)); |
16b2b71c | 762 | |
f24ddbdd | 763 | if (fread (buffer, 1, size, f) == 0 || ferror (f)) |
16b2b71c NC |
764 | fatal (_("%s: fread failed"), filename); |
765 | ||
766 | fclose (f); | |
f24ddbdd NC |
767 | buffer [size] = '\n'; |
768 | buffer [size + 1] = '\0'; | |
16b2b71c NC |
769 | |
770 | line_count = 1; | |
0af11b59 | 771 | |
16b2b71c NC |
772 | for (line = buffer; * line != '\0'; line ++) |
773 | { | |
774 | char * eol; | |
775 | char * name; | |
776 | char * name_end; | |
b34976b6 | 777 | int finished = FALSE; |
16b2b71c NC |
778 | |
779 | for (eol = line;; eol ++) | |
780 | { | |
781 | switch (* eol) | |
782 | { | |
783 | case '\n': | |
784 | * eol = '\0'; | |
785 | /* Cope with \n\r. */ | |
786 | if (eol[1] == '\r') | |
787 | ++ eol; | |
b34976b6 | 788 | finished = TRUE; |
16b2b71c | 789 | break; |
0af11b59 | 790 | |
16b2b71c NC |
791 | case '\r': |
792 | * eol = '\0'; | |
793 | /* Cope with \r\n. */ | |
794 | if (eol[1] == '\n') | |
795 | ++ eol; | |
b34976b6 | 796 | finished = TRUE; |
16b2b71c | 797 | break; |
0af11b59 | 798 | |
16b2b71c | 799 | case 0: |
b34976b6 | 800 | finished = TRUE; |
16b2b71c | 801 | break; |
0af11b59 | 802 | |
16b2b71c NC |
803 | case '#': |
804 | /* Line comment, Terminate the line here, in case a | |
805 | name is present and then allow the rest of the | |
806 | loop to find the real end of the line. */ | |
807 | * eol = '\0'; | |
808 | break; | |
0af11b59 | 809 | |
16b2b71c NC |
810 | default: |
811 | break; | |
812 | } | |
813 | ||
814 | if (finished) | |
815 | break; | |
816 | } | |
817 | ||
818 | /* A name may now exist somewhere between 'line' and 'eol'. | |
819 | Strip off leading whitespace and trailing whitespace, | |
820 | then add it to the list. */ | |
821 | for (name = line; IS_WHITESPACE (* name); name ++) | |
822 | ; | |
823 | for (name_end = name; | |
824 | (! IS_WHITESPACE (* name_end)) | |
825 | && (! IS_LINE_TERMINATOR (* name_end)); | |
0af11b59 KH |
826 | name_end ++) |
827 | ; | |
16b2b71c NC |
828 | |
829 | if (! IS_LINE_TERMINATOR (* name_end)) | |
830 | { | |
831 | char * extra; | |
832 | ||
833 | for (extra = name_end + 1; IS_WHITESPACE (* extra); extra ++) | |
834 | ; | |
835 | ||
836 | if (! IS_LINE_TERMINATOR (* extra)) | |
d412a550 NC |
837 | non_fatal (_("%s:%d: Ignoring rubbish found on this line"), |
838 | filename, line_count); | |
16b2b71c | 839 | } |
0af11b59 | 840 | |
16b2b71c NC |
841 | * name_end = '\0'; |
842 | ||
843 | if (name_end > name) | |
047c9024 | 844 | add_specific_symbol (name, htab); |
16b2b71c NC |
845 | |
846 | /* Advance line pointer to end of line. The 'eol ++' in the for | |
847 | loop above will then advance us to the start of the next line. */ | |
848 | line = eol; | |
849 | line_count ++; | |
850 | } | |
851 | } | |
852 | ||
047c9024 NC |
853 | /* See whether a symbol should be stripped or kept |
854 | based on strip_specific_list and keep_symbols. */ | |
252b5132 | 855 | |
047c9024 NC |
856 | static int |
857 | is_specified_symbol_predicate (void **slot, void *data) | |
252b5132 | 858 | { |
3f5e193b NC |
859 | struct is_specified_symbol_predicate_data *d = |
860 | (struct is_specified_symbol_predicate_data *) data; | |
861 | const char *slot_name = (char *) *slot; | |
252b5132 | 862 | |
047c9024 | 863 | if (*slot_name != '!') |
5fe11841 | 864 | { |
047c9024 NC |
865 | if (! fnmatch (slot_name, d->name, 0)) |
866 | { | |
867 | d->found = TRUE; | |
868 | /* Stop traversal. */ | |
869 | return 0; | |
870 | } | |
5fe11841 NC |
871 | } |
872 | else | |
873 | { | |
047c9024 NC |
874 | if (fnmatch (slot_name + 1, d->name, 0)) |
875 | { | |
876 | d->found = TRUE; | |
877 | /* Stop traversal. */ | |
878 | return 0; | |
879 | } | |
5fe11841 | 880 | } |
594ef5db | 881 | |
047c9024 NC |
882 | /* Continue traversal. */ |
883 | return 1; | |
884 | } | |
885 | ||
886 | static bfd_boolean | |
887 | is_specified_symbol (const char *name, htab_t htab) | |
888 | { | |
889 | if (wildcard) | |
890 | { | |
891 | struct is_specified_symbol_predicate_data data; | |
892 | ||
893 | data.name = name; | |
894 | data.found = FALSE; | |
895 | ||
896 | htab_traverse (htab, is_specified_symbol_predicate, &data); | |
897 | ||
898 | return data.found; | |
899 | } | |
900 | ||
901 | return htab_find (htab, name) != NULL; | |
252b5132 RH |
902 | } |
903 | ||
30288845 AM |
904 | /* Return a pointer to the symbol used as a signature for GROUP. */ |
905 | ||
906 | static asymbol * | |
907 | group_signature (asection *group) | |
908 | { | |
909 | bfd *abfd = group->owner; | |
910 | Elf_Internal_Shdr *ghdr; | |
911 | ||
912 | if (bfd_get_flavour (abfd) != bfd_target_elf_flavour) | |
913 | return NULL; | |
914 | ||
915 | ghdr = &elf_section_data (group)->this_hdr; | |
916 | if (ghdr->sh_link < elf_numsections (abfd)) | |
917 | { | |
918 | const struct elf_backend_data *bed = get_elf_backend_data (abfd); | |
919 | Elf_Internal_Shdr *symhdr = elf_elfsections (abfd) [ghdr->sh_link]; | |
920 | ||
921 | if (symhdr->sh_type == SHT_SYMTAB | |
922 | && ghdr->sh_info < symhdr->sh_size / bed->s->sizeof_sym) | |
748fc5e9 | 923 | return isympp[ghdr->sh_info - 1]; |
30288845 AM |
924 | } |
925 | return NULL; | |
926 | } | |
927 | ||
4c8e8a7e | 928 | /* See if a non-group section is being removed. */ |
252b5132 | 929 | |
b34976b6 | 930 | static bfd_boolean |
4c8e8a7e | 931 | is_strip_section_1 (bfd *abfd ATTRIBUTE_UNUSED, asection *sec) |
252b5132 | 932 | { |
2593f09a NC |
933 | if (sections_removed || sections_copied) |
934 | { | |
935 | struct section_list *p; | |
936 | ||
937 | p = find_section_list (bfd_get_section_name (abfd, sec), FALSE); | |
938 | ||
939 | if (sections_removed && p != NULL && p->remove) | |
940 | return TRUE; | |
941 | if (sections_copied && (p == NULL || ! p->copy)) | |
942 | return TRUE; | |
943 | } | |
252b5132 | 944 | |
2593f09a NC |
945 | if ((bfd_get_section_flags (abfd, sec) & SEC_DEBUGGING) != 0) |
946 | { | |
947 | if (strip_symbols == STRIP_DEBUG | |
252b5132 RH |
948 | || strip_symbols == STRIP_UNNEEDED |
949 | || strip_symbols == STRIP_ALL | |
950 | || discard_locals == LOCALS_ALL | |
2593f09a NC |
951 | || convert_debugging) |
952 | return TRUE; | |
ed1653a7 NC |
953 | |
954 | if (strip_symbols == STRIP_NONDEBUG) | |
955 | return FALSE; | |
2593f09a | 956 | } |
f91ea849 | 957 | |
4c8e8a7e L |
958 | return FALSE; |
959 | } | |
960 | ||
961 | /* See if a section is being removed. */ | |
962 | ||
963 | static bfd_boolean | |
964 | is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec) | |
965 | { | |
966 | if (is_strip_section_1 (abfd, sec)) | |
967 | return TRUE; | |
968 | ||
30288845 AM |
969 | if ((bfd_get_section_flags (abfd, sec) & SEC_GROUP) != 0) |
970 | { | |
971 | asymbol *gsym; | |
972 | const char *gname; | |
4c8e8a7e | 973 | asection *elt, *first; |
30288845 | 974 | |
30288845 AM |
975 | /* PR binutils/3181 |
976 | If we are going to strip the group signature symbol, then | |
977 | strip the group section too. */ | |
978 | gsym = group_signature (sec); | |
979 | if (gsym != NULL) | |
980 | gname = gsym->name; | |
981 | else | |
982 | gname = sec->name; | |
983 | if ((strip_symbols == STRIP_ALL | |
047c9024 NC |
984 | && !is_specified_symbol (gname, keep_specific_htab)) |
985 | || is_specified_symbol (gname, strip_specific_htab)) | |
30288845 | 986 | return TRUE; |
4c8e8a7e L |
987 | |
988 | /* Remove the group section if all members are removed. */ | |
989 | first = elt = elf_next_in_group (sec); | |
990 | while (elt != NULL) | |
991 | { | |
992 | if (!is_strip_section_1 (abfd, elt)) | |
993 | return FALSE; | |
994 | elt = elf_next_in_group (elt); | |
995 | if (elt == first) | |
996 | break; | |
997 | } | |
998 | ||
999 | return TRUE; | |
30288845 | 1000 | } |
91bb255c | 1001 | |
f0312d39 | 1002 | return FALSE; |
252b5132 RH |
1003 | } |
1004 | ||
d58c2e3a RS |
1005 | /* Return true if SYM is a hidden symbol. */ |
1006 | ||
1007 | static bfd_boolean | |
1008 | is_hidden_symbol (asymbol *sym) | |
1009 | { | |
1010 | elf_symbol_type *elf_sym; | |
1011 | ||
1012 | elf_sym = elf_symbol_from (sym->the_bfd, sym); | |
1013 | if (elf_sym != NULL) | |
1014 | switch (ELF_ST_VISIBILITY (elf_sym->internal_elf_sym.st_other)) | |
1015 | { | |
1016 | case STV_HIDDEN: | |
1017 | case STV_INTERNAL: | |
1018 | return TRUE; | |
1019 | } | |
1020 | return FALSE; | |
1021 | } | |
1022 | ||
252b5132 RH |
1023 | /* Choose which symbol entries to copy; put the result in OSYMS. |
1024 | We don't copy in place, because that confuses the relocs. | |
1025 | Return the number of symbols to print. */ | |
1026 | ||
1027 | static unsigned int | |
84e2f313 NC |
1028 | filter_symbols (bfd *abfd, bfd *obfd, asymbol **osyms, |
1029 | asymbol **isyms, long symcount) | |
252b5132 | 1030 | { |
84e2f313 | 1031 | asymbol **from = isyms, **to = osyms; |
252b5132 | 1032 | long src_count = 0, dst_count = 0; |
e205a099 | 1033 | int relocatable = (abfd->flags & (EXEC_P | DYNAMIC)) == 0; |
252b5132 RH |
1034 | |
1035 | for (; src_count < symcount; src_count++) | |
1036 | { | |
1037 | asymbol *sym = from[src_count]; | |
1038 | flagword flags = sym->flags; | |
d7fb0dd2 | 1039 | char *name = (char *) bfd_asymbol_name (sym); |
312aaa3c NC |
1040 | bfd_boolean keep; |
1041 | bfd_boolean used_in_reloc = FALSE; | |
b34976b6 | 1042 | bfd_boolean undefined; |
d7fb0dd2 NC |
1043 | bfd_boolean rem_leading_char; |
1044 | bfd_boolean add_leading_char; | |
1045 | ||
1046 | undefined = bfd_is_und_section (bfd_get_section (sym)); | |
252b5132 | 1047 | |
57938635 AM |
1048 | if (redefine_sym_list) |
1049 | { | |
d7fb0dd2 | 1050 | char *old_name, *new_name; |
57938635 | 1051 | |
d7fb0dd2 NC |
1052 | old_name = (char *) bfd_asymbol_name (sym); |
1053 | new_name = (char *) lookup_sym_redefinition (old_name); | |
66491ebc AM |
1054 | bfd_asymbol_name (sym) = new_name; |
1055 | name = new_name; | |
57938635 AM |
1056 | } |
1057 | ||
d7fb0dd2 NC |
1058 | /* Check if we will remove the current leading character. */ |
1059 | rem_leading_char = | |
1060 | (name[0] == bfd_get_symbol_leading_char (abfd)) | |
1061 | && (change_leading_char | |
1062 | || (remove_leading_char | |
1063 | && ((flags & (BSF_GLOBAL | BSF_WEAK)) != 0 | |
1064 | || undefined | |
1065 | || bfd_is_com_section (bfd_get_section (sym))))); | |
1066 | ||
1067 | /* Check if we will add a new leading character. */ | |
1068 | add_leading_char = | |
1069 | change_leading_char | |
1070 | && (bfd_get_symbol_leading_char (obfd) != '\0') | |
1071 | && (bfd_get_symbol_leading_char (abfd) == '\0' | |
1072 | || (name[0] == bfd_get_symbol_leading_char (abfd))); | |
1073 | ||
1074 | /* Short circuit for change_leading_char if we can do it in-place. */ | |
1075 | if (rem_leading_char && add_leading_char && !prefix_symbols_string) | |
1076 | { | |
1077 | name[0] = bfd_get_symbol_leading_char (obfd); | |
1078 | bfd_asymbol_name (sym) = name; | |
1079 | rem_leading_char = FALSE; | |
1080 | add_leading_char = FALSE; | |
1081 | } | |
1082 | ||
1083 | /* Remove leading char. */ | |
1084 | if (rem_leading_char) | |
66491ebc | 1085 | bfd_asymbol_name (sym) = ++name; |
d7fb0dd2 NC |
1086 | |
1087 | /* Add new leading char and/or prefix. */ | |
1088 | if (add_leading_char || prefix_symbols_string) | |
1089 | { | |
1090 | char *n, *ptr; | |
1091 | ||
3f5e193b NC |
1092 | ptr = n = (char *) xmalloc (1 + strlen (prefix_symbols_string) |
1093 | + strlen (name) + 1); | |
d7fb0dd2 NC |
1094 | if (add_leading_char) |
1095 | *ptr++ = bfd_get_symbol_leading_char (obfd); | |
1096 | ||
1097 | if (prefix_symbols_string) | |
1098 | { | |
1099 | strcpy (ptr, prefix_symbols_string); | |
1100 | ptr += strlen (prefix_symbols_string); | |
1101 | } | |
1102 | ||
1103 | strcpy (ptr, name); | |
66491ebc AM |
1104 | bfd_asymbol_name (sym) = n; |
1105 | name = n; | |
252b5132 RH |
1106 | } |
1107 | ||
252b5132 | 1108 | if (strip_symbols == STRIP_ALL) |
312aaa3c | 1109 | keep = FALSE; |
252b5132 RH |
1110 | else if ((flags & BSF_KEEP) != 0 /* Used in relocation. */ |
1111 | || ((flags & BSF_SECTION_SYM) != 0 | |
1112 | && ((*bfd_get_section (sym)->symbol_ptr_ptr)->flags | |
1113 | & BSF_KEEP) != 0)) | |
312aaa3c NC |
1114 | { |
1115 | keep = TRUE; | |
1116 | used_in_reloc = TRUE; | |
1117 | } | |
0af11b59 | 1118 | else if (relocatable /* Relocatable file. */ |
0691f7af L |
1119 | && ((flags & (BSF_GLOBAL | BSF_WEAK)) != 0 |
1120 | || bfd_is_com_section (bfd_get_section (sym)))) | |
312aaa3c | 1121 | keep = TRUE; |
16b2b71c NC |
1122 | else if (bfd_decode_symclass (sym) == 'I') |
1123 | /* Global symbols in $idata sections need to be retained | |
b34976b6 | 1124 | even if relocatable is FALSE. External users of the |
16b2b71c NC |
1125 | library containing the $idata section may reference these |
1126 | symbols. */ | |
312aaa3c | 1127 | keep = TRUE; |
252b5132 RH |
1128 | else if ((flags & BSF_GLOBAL) != 0 /* Global symbol. */ |
1129 | || (flags & BSF_WEAK) != 0 | |
24e01a36 | 1130 | || undefined |
252b5132 RH |
1131 | || bfd_is_com_section (bfd_get_section (sym))) |
1132 | keep = strip_symbols != STRIP_UNNEEDED; | |
1133 | else if ((flags & BSF_DEBUGGING) != 0) /* Debugging symbol. */ | |
1134 | keep = (strip_symbols != STRIP_DEBUG | |
1135 | && strip_symbols != STRIP_UNNEEDED | |
1136 | && ! convert_debugging); | |
082b7297 | 1137 | else if (bfd_coff_get_comdat_section (abfd, bfd_get_section (sym))) |
af3bdff7 NC |
1138 | /* COMDAT sections store special information in local |
1139 | symbols, so we cannot risk stripping any of them. */ | |
312aaa3c | 1140 | keep = TRUE; |
252b5132 RH |
1141 | else /* Local symbol. */ |
1142 | keep = (strip_symbols != STRIP_UNNEEDED | |
1143 | && (discard_locals != LOCALS_ALL | |
1144 | && (discard_locals != LOCALS_START_L | |
1145 | || ! bfd_is_local_label (abfd, sym)))); | |
1146 | ||
047c9024 | 1147 | if (keep && is_specified_symbol (name, strip_specific_htab)) |
312aaa3c NC |
1148 | { |
1149 | /* There are multiple ways to set 'keep' above, but if it | |
1150 | was the relocatable symbol case, then that's an error. */ | |
1151 | if (used_in_reloc) | |
1152 | { | |
1153 | non_fatal (_("not stripping symbol `%s' because it is named in a relocation"), name); | |
1154 | status = 1; | |
1155 | } | |
1156 | else | |
1157 | keep = FALSE; | |
1158 | } | |
1159 | ||
bcf32829 JB |
1160 | if (keep |
1161 | && !(flags & BSF_KEEP) | |
047c9024 | 1162 | && is_specified_symbol (name, strip_unneeded_htab)) |
312aaa3c NC |
1163 | keep = FALSE; |
1164 | ||
1637cd90 JB |
1165 | if (!keep |
1166 | && ((keep_file_symbols && (flags & BSF_FILE)) | |
047c9024 | 1167 | || is_specified_symbol (name, keep_specific_htab))) |
312aaa3c NC |
1168 | keep = TRUE; |
1169 | ||
252b5132 | 1170 | if (keep && is_strip_section (abfd, bfd_get_section (sym))) |
312aaa3c | 1171 | keep = FALSE; |
e0c60db2 | 1172 | |
7b4a0685 | 1173 | if (keep) |
252b5132 | 1174 | { |
7b4a0685 | 1175 | if ((flags & BSF_GLOBAL) != 0 |
047c9024 | 1176 | && (weaken || is_specified_symbol (name, weaken_specific_htab))) |
7b4a0685 NC |
1177 | { |
1178 | sym->flags &= ~ BSF_GLOBAL; | |
1179 | sym->flags |= BSF_WEAK; | |
1180 | } | |
252b5132 | 1181 | |
7b4a0685 NC |
1182 | if (!undefined |
1183 | && (flags & (BSF_GLOBAL | BSF_WEAK)) | |
047c9024 NC |
1184 | && (is_specified_symbol (name, localize_specific_htab) |
1185 | || (htab_elements (keepglobal_specific_htab) != 0 | |
1186 | && ! is_specified_symbol (name, keepglobal_specific_htab)) | |
d58c2e3a | 1187 | || (localize_hidden && is_hidden_symbol (sym)))) |
7b4a0685 NC |
1188 | { |
1189 | sym->flags &= ~ (BSF_GLOBAL | BSF_WEAK); | |
1190 | sym->flags |= BSF_LOCAL; | |
1191 | } | |
1192 | ||
1193 | if (!undefined | |
c1c0eb9e | 1194 | && (flags & BSF_LOCAL) |
047c9024 | 1195 | && is_specified_symbol (name, globalize_specific_htab)) |
7b4a0685 NC |
1196 | { |
1197 | sym->flags &= ~ BSF_LOCAL; | |
1198 | sym->flags |= BSF_GLOBAL; | |
1199 | } | |
1200 | ||
1201 | to[dst_count++] = sym; | |
1202 | } | |
252b5132 RH |
1203 | } |
1204 | ||
1205 | to[dst_count] = NULL; | |
1206 | ||
1207 | return dst_count; | |
1208 | } | |
1209 | ||
594ef5db NC |
1210 | /* Find the redefined name of symbol SOURCE. */ |
1211 | ||
57938635 | 1212 | static const char * |
84e2f313 | 1213 | lookup_sym_redefinition (const char *source) |
57938635 | 1214 | { |
57938635 AM |
1215 | struct redefine_node *list; |
1216 | ||
57938635 | 1217 | for (list = redefine_sym_list; list != NULL; list = list->next) |
594ef5db NC |
1218 | if (strcmp (source, list->source) == 0) |
1219 | return list->target; | |
1220 | ||
1221 | return source; | |
57938635 AM |
1222 | } |
1223 | ||
594ef5db | 1224 | /* Add a node to a symbol redefine list. */ |
57938635 AM |
1225 | |
1226 | static void | |
84e2f313 | 1227 | redefine_list_append (const char *cause, const char *source, const char *target) |
57938635 AM |
1228 | { |
1229 | struct redefine_node **p; | |
1230 | struct redefine_node *list; | |
1231 | struct redefine_node *new_node; | |
1232 | ||
1233 | for (p = &redefine_sym_list; (list = *p) != NULL; p = &list->next) | |
1234 | { | |
1235 | if (strcmp (source, list->source) == 0) | |
594ef5db | 1236 | fatal (_("%s: Multiple redefinition of symbol \"%s\""), |
92991082 | 1237 | cause, source); |
57938635 AM |
1238 | |
1239 | if (strcmp (target, list->target) == 0) | |
594ef5db | 1240 | fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"), |
92991082 | 1241 | cause, target); |
57938635 AM |
1242 | } |
1243 | ||
3f5e193b | 1244 | new_node = (struct redefine_node *) xmalloc (sizeof (struct redefine_node)); |
57938635 AM |
1245 | |
1246 | new_node->source = strdup (source); | |
1247 | new_node->target = strdup (target); | |
1248 | new_node->next = NULL; | |
1249 | ||
1250 | *p = new_node; | |
1251 | } | |
1252 | ||
92991082 JT |
1253 | /* Handle the --redefine-syms option. Read lines containing "old new" |
1254 | from the file, and add them to the symbol redefine list. */ | |
1255 | ||
2593f09a | 1256 | static void |
84e2f313 | 1257 | add_redefine_syms_file (const char *filename) |
92991082 JT |
1258 | { |
1259 | FILE *file; | |
1260 | char *buf; | |
84e2f313 NC |
1261 | size_t bufsize; |
1262 | size_t len; | |
1263 | size_t outsym_off; | |
92991082 JT |
1264 | int c, lineno; |
1265 | ||
1266 | file = fopen (filename, "r"); | |
d3ba0551 | 1267 | if (file == NULL) |
92991082 JT |
1268 | fatal (_("couldn't open symbol redefinition file %s (error: %s)"), |
1269 | filename, strerror (errno)); | |
1270 | ||
1271 | bufsize = 100; | |
a6da20b5 | 1272 | buf = (char *) xmalloc (bufsize + 1 /* For the terminating NUL. */); |
92991082 JT |
1273 | |
1274 | lineno = 1; | |
1275 | c = getc (file); | |
1276 | len = 0; | |
1277 | outsym_off = 0; | |
1278 | while (c != EOF) | |
1279 | { | |
1280 | /* Collect the input symbol name. */ | |
1281 | while (! IS_WHITESPACE (c) && ! IS_LINE_TERMINATOR (c) && c != EOF) | |
1282 | { | |
1283 | if (c == '#') | |
1284 | goto comment; | |
1285 | buf[len++] = c; | |
1286 | if (len >= bufsize) | |
1287 | { | |
1288 | bufsize *= 2; | |
a6da20b5 | 1289 | buf = (char *) xrealloc (buf, bufsize + 1); |
92991082 JT |
1290 | } |
1291 | c = getc (file); | |
1292 | } | |
1293 | buf[len++] = '\0'; | |
1294 | if (c == EOF) | |
1295 | break; | |
1296 | ||
1297 | /* Eat white space between the symbol names. */ | |
1298 | while (IS_WHITESPACE (c)) | |
1299 | c = getc (file); | |
1300 | if (c == '#' || IS_LINE_TERMINATOR (c)) | |
1301 | goto comment; | |
1302 | if (c == EOF) | |
1303 | break; | |
1304 | ||
1305 | /* Collect the output symbol name. */ | |
1306 | outsym_off = len; | |
1307 | while (! IS_WHITESPACE (c) && ! IS_LINE_TERMINATOR (c) && c != EOF) | |
1308 | { | |
1309 | if (c == '#') | |
1310 | goto comment; | |
1311 | buf[len++] = c; | |
1312 | if (len >= bufsize) | |
1313 | { | |
1314 | bufsize *= 2; | |
a6da20b5 | 1315 | buf = (char *) xrealloc (buf, bufsize + 1); |
92991082 JT |
1316 | } |
1317 | c = getc (file); | |
1318 | } | |
1319 | buf[len++] = '\0'; | |
1320 | if (c == EOF) | |
1321 | break; | |
1322 | ||
1323 | /* Eat white space at end of line. */ | |
1324 | while (! IS_LINE_TERMINATOR(c) && c != EOF && IS_WHITESPACE (c)) | |
1325 | c = getc (file); | |
1326 | if (c == '#') | |
1327 | goto comment; | |
1328 | /* Handle \r\n. */ | |
1329 | if ((c == '\r' && (c = getc (file)) == '\n') | |
1330 | || c == '\n' || c == EOF) | |
1331 | { | |
1332 | end_of_line: | |
1333 | /* Append the redefinition to the list. */ | |
1334 | if (buf[0] != '\0') | |
1335 | redefine_list_append (filename, &buf[0], &buf[outsym_off]); | |
1336 | ||
c1c0eb9e | 1337 | lineno++; |
92991082 JT |
1338 | len = 0; |
1339 | outsym_off = 0; | |
1340 | if (c == EOF) | |
1341 | break; | |
1342 | c = getc (file); | |
1343 | continue; | |
1344 | } | |
1345 | else | |
d412a550 | 1346 | fatal (_("%s:%d: garbage found at end of line"), filename, lineno); |
92991082 JT |
1347 | comment: |
1348 | if (len != 0 && (outsym_off == 0 || outsym_off == len)) | |
d412a550 | 1349 | fatal (_("%s:%d: missing new symbol name"), filename, lineno); |
92991082 JT |
1350 | buf[len++] = '\0'; |
1351 | ||
1352 | /* Eat the rest of the line and finish it. */ | |
1353 | while (c != '\n' && c != EOF) | |
1354 | c = getc (file); | |
1355 | goto end_of_line; | |
1356 | } | |
1357 | ||
1358 | if (len != 0) | |
d412a550 | 1359 | fatal (_("%s:%d: premature end of file"), filename, lineno); |
92991082 JT |
1360 | |
1361 | free (buf); | |
1362 | } | |
1363 | ||
77f762d6 L |
1364 | /* Copy unkown object file IBFD onto OBFD. |
1365 | Returns TRUE upon success, FALSE otherwise. */ | |
1366 | ||
1367 | static bfd_boolean | |
1368 | copy_unknown_object (bfd *ibfd, bfd *obfd) | |
1369 | { | |
1370 | char *cbuf; | |
1371 | int tocopy; | |
1372 | long ncopied; | |
1373 | long size; | |
1374 | struct stat buf; | |
1375 | ||
1376 | if (bfd_stat_arch_elt (ibfd, &buf) != 0) | |
1377 | { | |
8d8e0703 | 1378 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
77f762d6 L |
1379 | return FALSE; |
1380 | } | |
1381 | ||
1382 | size = buf.st_size; | |
1383 | if (size < 0) | |
1384 | { | |
1385 | non_fatal (_("stat returns negative size for `%s'"), | |
1386 | bfd_get_archive_filename (ibfd)); | |
1387 | return FALSE; | |
1388 | } | |
1389 | ||
1390 | if (bfd_seek (ibfd, (file_ptr) 0, SEEK_SET) != 0) | |
1391 | { | |
1392 | bfd_nonfatal (bfd_get_archive_filename (ibfd)); | |
1393 | return FALSE; | |
1394 | } | |
1395 | ||
1396 | if (verbose) | |
1397 | printf (_("copy from `%s' [unknown] to `%s' [unknown]\n"), | |
1398 | bfd_get_archive_filename (ibfd), bfd_get_filename (obfd)); | |
1399 | ||
3f5e193b | 1400 | cbuf = (char *) xmalloc (BUFSIZE); |
77f762d6 L |
1401 | ncopied = 0; |
1402 | while (ncopied < size) | |
1403 | { | |
1404 | tocopy = size - ncopied; | |
1405 | if (tocopy > BUFSIZE) | |
1406 | tocopy = BUFSIZE; | |
1407 | ||
1408 | if (bfd_bread (cbuf, (bfd_size_type) tocopy, ibfd) | |
1409 | != (bfd_size_type) tocopy) | |
1410 | { | |
8d8e0703 | 1411 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
77f762d6 L |
1412 | free (cbuf); |
1413 | return FALSE; | |
1414 | } | |
1415 | ||
1416 | if (bfd_bwrite (cbuf, (bfd_size_type) tocopy, obfd) | |
1417 | != (bfd_size_type) tocopy) | |
1418 | { | |
2db6cde7 | 1419 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); |
77f762d6 L |
1420 | free (cbuf); |
1421 | return FALSE; | |
1422 | } | |
1423 | ||
1424 | ncopied += tocopy; | |
1425 | } | |
1426 | ||
1e99536a L |
1427 | /* We should at least to be able to read it back when copying an |
1428 | unknown object in an archive. */ | |
1429 | chmod (bfd_get_filename (obfd), buf.st_mode | S_IRUSR); | |
77f762d6 L |
1430 | free (cbuf); |
1431 | return TRUE; | |
1432 | } | |
1433 | ||
950d48e7 | 1434 | /* Copy object file IBFD onto OBFD. |
5b8c74e6 | 1435 | Returns TRUE upon success, FALSE otherwise. */ |
252b5132 | 1436 | |
950d48e7 | 1437 | static bfd_boolean |
8b31b6c4 | 1438 | copy_object (bfd *ibfd, bfd *obfd, const bfd_arch_info_type *input_arch) |
252b5132 RH |
1439 | { |
1440 | bfd_vma start; | |
1441 | long symcount; | |
1442 | asection **osections = NULL; | |
84e2f313 | 1443 | asection *gnu_debuglink_section = NULL; |
252b5132 RH |
1444 | bfd_size_type *gaps = NULL; |
1445 | bfd_size_type max_gap = 0; | |
1446 | long symsize; | |
84e2f313 | 1447 | void *dhandle; |
66491ebc AM |
1448 | enum bfd_architecture iarch; |
1449 | unsigned int imach; | |
252b5132 | 1450 | |
23719f39 NC |
1451 | if (ibfd->xvec->byteorder != obfd->xvec->byteorder |
1452 | && ibfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN | |
1453 | && obfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN) | |
950d48e7 | 1454 | fatal (_("Unable to change endianness of input file(s)")); |
252b5132 RH |
1455 | |
1456 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) | |
950d48e7 | 1457 | { |
2db6cde7 | 1458 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); |
950d48e7 NC |
1459 | return FALSE; |
1460 | } | |
252b5132 RH |
1461 | |
1462 | if (verbose) | |
77f762d6 L |
1463 | printf (_("copy from `%s' [%s] to `%s' [%s]\n"), |
1464 | bfd_get_archive_filename (ibfd), bfd_get_target (ibfd), | |
252b5132 RH |
1465 | bfd_get_filename (obfd), bfd_get_target (obfd)); |
1466 | ||
d3e52d40 RS |
1467 | if (extract_symbol) |
1468 | start = 0; | |
252b5132 | 1469 | else |
d3e52d40 RS |
1470 | { |
1471 | if (set_start_set) | |
1472 | start = set_start; | |
1473 | else | |
1474 | start = bfd_get_start_address (ibfd); | |
1475 | start += change_start; | |
1476 | } | |
252b5132 | 1477 | |
0af11b59 KH |
1478 | /* Neither the start address nor the flags |
1479 | need to be set for a core file. */ | |
4dd67f29 MS |
1480 | if (bfd_get_format (obfd) != bfd_core) |
1481 | { | |
4087920c MR |
1482 | flagword flags; |
1483 | ||
1484 | flags = bfd_get_file_flags (ibfd); | |
1485 | flags |= bfd_flags_to_set; | |
1486 | flags &= ~bfd_flags_to_clear; | |
1487 | flags &= bfd_applicable_file_flags (obfd); | |
1488 | ||
3516e984 L |
1489 | if (strip_symbols == STRIP_ALL) |
1490 | flags &= ~HAS_RELOC; | |
1491 | ||
4dd67f29 | 1492 | if (!bfd_set_start_address (obfd, start) |
4087920c | 1493 | || !bfd_set_file_flags (obfd, flags)) |
950d48e7 | 1494 | { |
8d8e0703 | 1495 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
950d48e7 NC |
1496 | return FALSE; |
1497 | } | |
4dd67f29 | 1498 | } |
252b5132 | 1499 | |
594ef5db | 1500 | /* Copy architecture of input file to output file. */ |
66491ebc AM |
1501 | iarch = bfd_get_arch (ibfd); |
1502 | imach = bfd_get_mach (ibfd); | |
8b31b6c4 NC |
1503 | if (input_arch) |
1504 | { | |
1505 | if (bfd_get_arch_info (ibfd) == NULL | |
1506 | || bfd_get_arch_info (ibfd)->arch == bfd_arch_unknown) | |
1507 | { | |
1508 | iarch = input_arch->arch; | |
1509 | imach = input_arch->mach; | |
1510 | } | |
1511 | else | |
1512 | non_fatal (_("Input file `%s' ignores binary architecture parameter."), | |
1513 | bfd_get_archive_filename (ibfd)); | |
1514 | } | |
66491ebc | 1515 | if (!bfd_set_arch_mach (obfd, iarch, imach) |
212a3c4d L |
1516 | && (ibfd->target_defaulted |
1517 | || bfd_get_arch (ibfd) != bfd_get_arch (obfd))) | |
f57a841a NC |
1518 | { |
1519 | if (bfd_get_arch (ibfd) == bfd_arch_unknown) | |
77f762d6 L |
1520 | non_fatal (_("Unable to recognise the format of the input file `%s'"), |
1521 | bfd_get_archive_filename (ibfd)); | |
f57a841a | 1522 | else |
c1e2cb9d | 1523 | non_fatal (_("Output file cannot represent architecture `%s'"), |
77f762d6 L |
1524 | bfd_printable_arch_mach (bfd_get_arch (ibfd), |
1525 | bfd_get_mach (ibfd))); | |
1526 | return FALSE; | |
f57a841a | 1527 | } |
57938635 | 1528 | |
252b5132 | 1529 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) |
950d48e7 | 1530 | { |
8d8e0703 | 1531 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
950d48e7 NC |
1532 | return FALSE; |
1533 | } | |
252b5132 | 1534 | |
92dd4511 L |
1535 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour |
1536 | && bfd_pei_p (obfd)) | |
1537 | { | |
1538 | /* Set up PE parameters. */ | |
1539 | pe_data_type *pe = pe_data (obfd); | |
1540 | ||
325c681d L |
1541 | /* Copy PE parameters before changing them. */ |
1542 | if (ibfd->xvec->flavour == bfd_target_coff_flavour | |
1543 | && bfd_pei_p (ibfd)) | |
1544 | pe->pe_opthdr = pe_data (ibfd)->pe_opthdr; | |
1545 | ||
92dd4511 L |
1546 | if (pe_file_alignment != (bfd_vma) -1) |
1547 | pe->pe_opthdr.FileAlignment = pe_file_alignment; | |
1548 | else | |
1549 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
1550 | ||
1551 | if (pe_heap_commit != (bfd_vma) -1) | |
1552 | pe->pe_opthdr.SizeOfHeapCommit = pe_heap_commit; | |
1553 | ||
1554 | if (pe_heap_reserve != (bfd_vma) -1) | |
1555 | pe->pe_opthdr.SizeOfHeapCommit = pe_heap_reserve; | |
1556 | ||
1557 | if (pe_image_base != (bfd_vma) -1) | |
1558 | pe->pe_opthdr.ImageBase = pe_image_base; | |
1559 | ||
1560 | if (pe_section_alignment != (bfd_vma) -1) | |
1561 | pe->pe_opthdr.SectionAlignment = pe_section_alignment; | |
1562 | else | |
1563 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
1564 | ||
1565 | if (pe_stack_commit != (bfd_vma) -1) | |
1566 | pe->pe_opthdr.SizeOfStackCommit = pe_stack_commit; | |
1567 | ||
1568 | if (pe_stack_reserve != (bfd_vma) -1) | |
1569 | pe->pe_opthdr.SizeOfStackCommit = pe_stack_reserve; | |
1570 | ||
1571 | if (pe_subsystem != -1) | |
1572 | pe->pe_opthdr.Subsystem = pe_subsystem; | |
1573 | ||
1574 | if (pe_major_subsystem_version != -1) | |
1575 | pe->pe_opthdr.MajorSubsystemVersion = pe_major_subsystem_version; | |
1576 | ||
1577 | if (pe_minor_subsystem_version != -1) | |
1578 | pe->pe_opthdr.MinorSubsystemVersion = pe_minor_subsystem_version; | |
1579 | ||
1580 | if (pe_file_alignment > pe_section_alignment) | |
1581 | { | |
1582 | char file_alignment[20], section_alignment[20]; | |
1583 | ||
1584 | sprintf_vma (file_alignment, pe_file_alignment); | |
1585 | sprintf_vma (section_alignment, pe_section_alignment); | |
1586 | non_fatal (_("warning: file alignment (0x%s) > section alignment (0x%s)"), | |
1587 | ||
1588 | file_alignment, section_alignment); | |
1589 | } | |
1590 | } | |
1591 | ||
252b5132 | 1592 | if (isympp) |
62d732f5 | 1593 | free (isympp); |
57938635 | 1594 | |
252b5132 | 1595 | if (osympp != isympp) |
62d732f5 AM |
1596 | free (osympp); |
1597 | ||
1598 | isympp = NULL; | |
1599 | osympp = NULL; | |
252b5132 | 1600 | |
c39ada54 AM |
1601 | symsize = bfd_get_symtab_upper_bound (ibfd); |
1602 | if (symsize < 0) | |
1603 | { | |
8d8e0703 | 1604 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
c39ada54 AM |
1605 | return FALSE; |
1606 | } | |
1607 | ||
3f5e193b | 1608 | osympp = isympp = (asymbol **) xmalloc (symsize); |
c39ada54 AM |
1609 | symcount = bfd_canonicalize_symtab (ibfd, isympp); |
1610 | if (symcount < 0) | |
1611 | { | |
2db6cde7 | 1612 | bfd_nonfatal_message (NULL, ibfd, NULL, NULL); |
c39ada54 AM |
1613 | return FALSE; |
1614 | } | |
1615 | ||
252b5132 RH |
1616 | /* BFD mandates that all output sections be created and sizes set before |
1617 | any output is done. Thus, we traverse all sections multiple times. */ | |
d3ba0551 | 1618 | bfd_map_over_sections (ibfd, setup_section, obfd); |
252b5132 | 1619 | |
237dcb53 AM |
1620 | if (!extract_symbol) |
1621 | setup_bfd_headers (ibfd, obfd); | |
80fccad2 | 1622 | |
252b5132 RH |
1623 | if (add_sections != NULL) |
1624 | { | |
1625 | struct section_add *padd; | |
1626 | struct section_list *pset; | |
1627 | ||
1628 | for (padd = add_sections; padd != NULL; padd = padd->next) | |
1629 | { | |
2593f09a NC |
1630 | flagword flags; |
1631 | ||
551b43fd AM |
1632 | pset = find_section_list (padd->name, FALSE); |
1633 | if (pset != NULL) | |
1634 | pset->used = TRUE; | |
1635 | ||
1636 | flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA; | |
1637 | if (pset != NULL && pset->set_flags) | |
1638 | flags = pset->flags | SEC_HAS_CONTENTS; | |
1639 | ||
c8782eee NC |
1640 | /* bfd_make_section_with_flags() does not return very helpful |
1641 | error codes, so check for the most likely user error first. */ | |
1642 | if (bfd_get_section_by_name (obfd, padd->name)) | |
252b5132 | 1643 | { |
2db6cde7 NS |
1644 | bfd_nonfatal_message (NULL, obfd, NULL, |
1645 | _("can't add section '%s'"), padd->name); | |
950d48e7 | 1646 | return FALSE; |
252b5132 | 1647 | } |
c8782eee NC |
1648 | else |
1649 | { | |
0930eddd NS |
1650 | /* We use LINKER_CREATED here so that the backend hooks |
1651 | will create any special section type information, | |
1652 | instead of presuming we know what we're doing merely | |
1653 | because we set the flags. */ | |
1654 | padd->section = bfd_make_section_with_flags | |
1655 | (obfd, padd->name, flags | SEC_LINKER_CREATED); | |
c8782eee NC |
1656 | if (padd->section == NULL) |
1657 | { | |
2db6cde7 NS |
1658 | bfd_nonfatal_message (NULL, obfd, NULL, |
1659 | _("can't create section `%s'"), | |
1660 | padd->name); | |
c8782eee NC |
1661 | return FALSE; |
1662 | } | |
1663 | } | |
252b5132 | 1664 | |
2593f09a | 1665 | if (! bfd_set_section_size (obfd, padd->section, padd->size)) |
950d48e7 | 1666 | { |
2db6cde7 | 1667 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1668 | return FALSE; |
1669 | } | |
252b5132 | 1670 | |
2593f09a NC |
1671 | if (pset != NULL) |
1672 | { | |
1673 | if (pset->change_vma != CHANGE_IGNORE) | |
84e2f313 NC |
1674 | if (! bfd_set_section_vma (obfd, padd->section, |
1675 | pset->vma_val)) | |
950d48e7 | 1676 | { |
2db6cde7 | 1677 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1678 | return FALSE; |
1679 | } | |
57938635 | 1680 | |
2593f09a NC |
1681 | if (pset->change_lma != CHANGE_IGNORE) |
1682 | { | |
1683 | padd->section->lma = pset->lma_val; | |
950d48e7 | 1684 | |
2593f09a NC |
1685 | if (! bfd_set_section_alignment |
1686 | (obfd, padd->section, | |
1687 | bfd_section_alignment (obfd, padd->section))) | |
950d48e7 | 1688 | { |
2db6cde7 | 1689 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1690 | return FALSE; |
1691 | } | |
252b5132 RH |
1692 | } |
1693 | } | |
1694 | } | |
1695 | } | |
1696 | ||
2593f09a NC |
1697 | if (gnu_debuglink_filename != NULL) |
1698 | { | |
84e2f313 NC |
1699 | gnu_debuglink_section = bfd_create_gnu_debuglink_section |
1700 | (obfd, gnu_debuglink_filename); | |
e7c81c25 NC |
1701 | |
1702 | if (gnu_debuglink_section == NULL) | |
950d48e7 | 1703 | { |
2db6cde7 NS |
1704 | bfd_nonfatal_message (NULL, obfd, NULL, |
1705 | _("cannot create debug link section `%s'"), | |
1706 | gnu_debuglink_filename); | |
950d48e7 NC |
1707 | return FALSE; |
1708 | } | |
6e2c86ac NC |
1709 | |
1710 | /* Special processing for PE format files. We | |
1711 | have no way to distinguish PE from COFF here. */ | |
1712 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour) | |
1713 | { | |
1714 | bfd_vma debuglink_vma; | |
1715 | asection * highest_section; | |
1716 | asection * sec; | |
1717 | ||
1718 | /* The PE spec requires that all sections be adjacent and sorted | |
1719 | in ascending order of VMA. It also specifies that debug | |
1720 | sections should be last. This is despite the fact that debug | |
1721 | sections are not loaded into memory and so in theory have no | |
1722 | use for a VMA. | |
1723 | ||
1724 | This means that the debuglink section must be given a non-zero | |
1725 | VMA which makes it contiguous with other debug sections. So | |
1726 | walk the current section list, find the section with the | |
1727 | highest VMA and start the debuglink section after that one. */ | |
1728 | for (sec = obfd->sections, highest_section = NULL; | |
1729 | sec != NULL; | |
1730 | sec = sec->next) | |
1731 | if (sec->vma > 0 | |
1732 | && (highest_section == NULL | |
1733 | || sec->vma > highest_section->vma)) | |
1734 | highest_section = sec; | |
1735 | ||
1736 | if (highest_section) | |
1737 | debuglink_vma = BFD_ALIGN (highest_section->vma | |
1738 | + highest_section->size, | |
1739 | /* FIXME: We ought to be using | |
1740 | COFF_PAGE_SIZE here or maybe | |
1741 | bfd_get_section_alignment() (if it | |
1742 | was set) but since this is for PE | |
1743 | and we know the required alignment | |
1744 | it is easier just to hard code it. */ | |
1745 | 0x1000); | |
1746 | else | |
1747 | /* Umm, not sure what to do in this case. */ | |
1748 | debuglink_vma = 0x1000; | |
1749 | ||
1750 | bfd_set_section_vma (obfd, gnu_debuglink_section, debuglink_vma); | |
1751 | } | |
950d48e7 NC |
1752 | } |
1753 | ||
1aa9ef63 L |
1754 | if (bfd_count_sections (obfd) != 0 |
1755 | && (gap_fill_set || pad_to_set)) | |
252b5132 RH |
1756 | { |
1757 | asection **set; | |
1758 | unsigned int c, i; | |
1759 | ||
1760 | /* We must fill in gaps between the sections and/or we must pad | |
1761 | the last section to a specified address. We do this by | |
1762 | grabbing a list of the sections, sorting them by VMA, and | |
1763 | increasing the section sizes as required to fill the gaps. | |
1764 | We write out the gap contents below. */ | |
1765 | ||
1766 | c = bfd_count_sections (obfd); | |
3f5e193b | 1767 | osections = (asection **) xmalloc (c * sizeof (asection *)); |
252b5132 | 1768 | set = osections; |
d3ba0551 | 1769 | bfd_map_over_sections (obfd, get_sections, &set); |
252b5132 RH |
1770 | |
1771 | qsort (osections, c, sizeof (asection *), compare_section_lma); | |
1772 | ||
3f5e193b | 1773 | gaps = (bfd_size_type *) xmalloc (c * sizeof (bfd_size_type)); |
252b5132 RH |
1774 | memset (gaps, 0, c * sizeof (bfd_size_type)); |
1775 | ||
1776 | if (gap_fill_set) | |
1777 | { | |
1778 | for (i = 0; i < c - 1; i++) | |
1779 | { | |
1780 | flagword flags; | |
1781 | bfd_size_type size; | |
1782 | bfd_vma gap_start, gap_stop; | |
1783 | ||
1784 | flags = bfd_get_section_flags (obfd, osections[i]); | |
1785 | if ((flags & SEC_HAS_CONTENTS) == 0 | |
1786 | || (flags & SEC_LOAD) == 0) | |
1787 | continue; | |
1788 | ||
1789 | size = bfd_section_size (obfd, osections[i]); | |
1790 | gap_start = bfd_section_lma (obfd, osections[i]) + size; | |
1791 | gap_stop = bfd_section_lma (obfd, osections[i + 1]); | |
1792 | if (gap_start < gap_stop) | |
1793 | { | |
1794 | if (! bfd_set_section_size (obfd, osections[i], | |
1795 | size + (gap_stop - gap_start))) | |
1796 | { | |
2db6cde7 NS |
1797 | bfd_nonfatal_message (NULL, obfd, osections[i], |
1798 | _("Can't fill gap after section")); | |
252b5132 RH |
1799 | status = 1; |
1800 | break; | |
1801 | } | |
1802 | gaps[i] = gap_stop - gap_start; | |
1803 | if (max_gap < gap_stop - gap_start) | |
1804 | max_gap = gap_stop - gap_start; | |
1805 | } | |
1806 | } | |
1807 | } | |
1808 | ||
1809 | if (pad_to_set) | |
1810 | { | |
1811 | bfd_vma lma; | |
1812 | bfd_size_type size; | |
1813 | ||
1814 | lma = bfd_section_lma (obfd, osections[c - 1]); | |
1815 | size = bfd_section_size (obfd, osections[c - 1]); | |
1816 | if (lma + size < pad_to) | |
1817 | { | |
1818 | if (! bfd_set_section_size (obfd, osections[c - 1], | |
1819 | pad_to - lma)) | |
1820 | { | |
2db6cde7 NS |
1821 | bfd_nonfatal_message (NULL, obfd, osections[c - 1], |
1822 | _("can't add padding")); | |
252b5132 RH |
1823 | status = 1; |
1824 | } | |
1825 | else | |
1826 | { | |
1827 | gaps[c - 1] = pad_to - (lma + size); | |
1828 | if (max_gap < pad_to - (lma + size)) | |
1829 | max_gap = pad_to - (lma + size); | |
1830 | } | |
1831 | } | |
1832 | } | |
1833 | } | |
1834 | ||
594ef5db NC |
1835 | /* Symbol filtering must happen after the output sections |
1836 | have been created, but before their contents are set. */ | |
252b5132 | 1837 | dhandle = NULL; |
252b5132 | 1838 | if (convert_debugging) |
b922d590 | 1839 | dhandle = read_debugging_info (ibfd, isympp, symcount, FALSE); |
57938635 AM |
1840 | |
1841 | if (strip_symbols == STRIP_DEBUG | |
252b5132 RH |
1842 | || strip_symbols == STRIP_ALL |
1843 | || strip_symbols == STRIP_UNNEEDED | |
ed1653a7 | 1844 | || strip_symbols == STRIP_NONDEBUG |
252b5132 | 1845 | || discard_locals != LOCALS_UNDEF |
d58c2e3a | 1846 | || localize_hidden |
047c9024 NC |
1847 | || htab_elements (strip_specific_htab) != 0 |
1848 | || htab_elements (keep_specific_htab) != 0 | |
1849 | || htab_elements (localize_specific_htab) != 0 | |
1850 | || htab_elements (globalize_specific_htab) != 0 | |
1851 | || htab_elements (keepglobal_specific_htab) != 0 | |
1852 | || htab_elements (weaken_specific_htab) != 0 | |
d7fb0dd2 | 1853 | || prefix_symbols_string |
252b5132 | 1854 | || sections_removed |
f91ea849 | 1855 | || sections_copied |
252b5132 RH |
1856 | || convert_debugging |
1857 | || change_leading_char | |
1858 | || remove_leading_char | |
57938635 | 1859 | || redefine_sym_list |
252b5132 RH |
1860 | || weaken) |
1861 | { | |
1862 | /* Mark symbols used in output relocations so that they | |
1863 | are kept, even if they are local labels or static symbols. | |
57938635 | 1864 | |
252b5132 RH |
1865 | Note we iterate over the input sections examining their |
1866 | relocations since the relocations for the output sections | |
1867 | haven't been set yet. mark_symbols_used_in_relocations will | |
1868 | ignore input sections which have no corresponding output | |
1869 | section. */ | |
1870 | if (strip_symbols != STRIP_ALL) | |
1871 | bfd_map_over_sections (ibfd, | |
1872 | mark_symbols_used_in_relocations, | |
d3ba0551 | 1873 | isympp); |
3f5e193b | 1874 | osympp = (asymbol **) xmalloc ((symcount + 1) * sizeof (asymbol *)); |
252b5132 RH |
1875 | symcount = filter_symbols (ibfd, obfd, osympp, isympp, symcount); |
1876 | } | |
1877 | ||
1878 | if (convert_debugging && dhandle != NULL) | |
1879 | { | |
1880 | if (! write_debugging_info (obfd, dhandle, &symcount, &osympp)) | |
1881 | { | |
1882 | status = 1; | |
950d48e7 | 1883 | return FALSE; |
252b5132 RH |
1884 | } |
1885 | } | |
1886 | ||
1887 | bfd_set_symtab (obfd, osympp, symcount); | |
1888 | ||
1889 | /* This has to happen after the symbol table has been set. */ | |
d3ba0551 | 1890 | bfd_map_over_sections (ibfd, copy_section, obfd); |
252b5132 RH |
1891 | |
1892 | if (add_sections != NULL) | |
1893 | { | |
1894 | struct section_add *padd; | |
1895 | ||
1896 | for (padd = add_sections; padd != NULL; padd = padd->next) | |
1897 | { | |
d3ba0551 AM |
1898 | if (! bfd_set_section_contents (obfd, padd->section, padd->contents, |
1899 | 0, padd->size)) | |
950d48e7 | 1900 | { |
2db6cde7 | 1901 | bfd_nonfatal_message (NULL, obfd, padd->section, NULL); |
950d48e7 NC |
1902 | return FALSE; |
1903 | } | |
252b5132 RH |
1904 | } |
1905 | } | |
1906 | ||
e7c81c25 NC |
1907 | if (gnu_debuglink_filename != NULL) |
1908 | { | |
1909 | if (! bfd_fill_in_gnu_debuglink_section | |
1910 | (obfd, gnu_debuglink_section, gnu_debuglink_filename)) | |
950d48e7 | 1911 | { |
2db6cde7 NS |
1912 | bfd_nonfatal_message (NULL, obfd, NULL, |
1913 | _("cannot fill debug link section `%s'"), | |
1914 | gnu_debuglink_filename); | |
950d48e7 NC |
1915 | return FALSE; |
1916 | } | |
e7c81c25 NC |
1917 | } |
1918 | ||
252b5132 RH |
1919 | if (gap_fill_set || pad_to_set) |
1920 | { | |
1921 | bfd_byte *buf; | |
1922 | int c, i; | |
1923 | ||
1924 | /* Fill in the gaps. */ | |
252b5132 RH |
1925 | if (max_gap > 8192) |
1926 | max_gap = 8192; | |
3f5e193b | 1927 | buf = (bfd_byte *) xmalloc (max_gap); |
d3ba0551 | 1928 | memset (buf, gap_fill, max_gap); |
252b5132 RH |
1929 | |
1930 | c = bfd_count_sections (obfd); | |
1931 | for (i = 0; i < c; i++) | |
1932 | { | |
1933 | if (gaps[i] != 0) | |
1934 | { | |
1935 | bfd_size_type left; | |
1936 | file_ptr off; | |
1937 | ||
1938 | left = gaps[i]; | |
1939 | off = bfd_section_size (obfd, osections[i]) - left; | |
594ef5db | 1940 | |
252b5132 RH |
1941 | while (left > 0) |
1942 | { | |
1943 | bfd_size_type now; | |
1944 | ||
1945 | if (left > 8192) | |
1946 | now = 8192; | |
1947 | else | |
1948 | now = left; | |
1949 | ||
1950 | if (! bfd_set_section_contents (obfd, osections[i], buf, | |
1951 | off, now)) | |
950d48e7 | 1952 | { |
2db6cde7 | 1953 | bfd_nonfatal_message (NULL, obfd, osections[i], NULL); |
950d48e7 NC |
1954 | return FALSE; |
1955 | } | |
252b5132 RH |
1956 | |
1957 | left -= now; | |
1958 | off += now; | |
1959 | } | |
1960 | } | |
1961 | } | |
1962 | } | |
1963 | ||
d3e52d40 RS |
1964 | /* Do not copy backend data if --extract-symbol is passed; anything |
1965 | that needs to look at the section contents will fail. */ | |
1966 | if (extract_symbol) | |
1967 | return TRUE; | |
1968 | ||
252b5132 RH |
1969 | /* Allow the BFD backend to copy any private data it understands |
1970 | from the input BFD to the output BFD. This is done last to | |
1971 | permit the routine to look at the filtered symbol table, which is | |
1972 | important for the ECOFF code at least. */ | |
42bb2e33 | 1973 | if (! bfd_copy_private_bfd_data (ibfd, obfd)) |
252b5132 | 1974 | { |
2db6cde7 NS |
1975 | bfd_nonfatal_message (NULL, obfd, NULL, |
1976 | _("error copying private BFD data")); | |
950d48e7 | 1977 | return FALSE; |
252b5132 | 1978 | } |
1ae8b3d2 AO |
1979 | |
1980 | /* Switch to the alternate machine code. We have to do this at the | |
1981 | very end, because we only initialize the header when we create | |
1982 | the first section. */ | |
f9d4ad2a NC |
1983 | if (use_alt_mach_code != 0) |
1984 | { | |
1985 | if (! bfd_alt_mach_code (obfd, use_alt_mach_code)) | |
1986 | { | |
1987 | non_fatal (_("this target does not support %lu alternative machine codes"), | |
1988 | use_alt_mach_code); | |
1989 | if (bfd_get_flavour (obfd) == bfd_target_elf_flavour) | |
1990 | { | |
1991 | non_fatal (_("treating that number as an absolute e_machine value instead")); | |
1992 | elf_elfheader (obfd)->e_machine = use_alt_mach_code; | |
1993 | } | |
1994 | else | |
1995 | non_fatal (_("ignoring the alternative value")); | |
1996 | } | |
1997 | } | |
950d48e7 NC |
1998 | |
1999 | return TRUE; | |
252b5132 RH |
2000 | } |
2001 | ||
2002 | /* Read each archive element in turn from IBFD, copy the | |
ee873e00 NC |
2003 | contents to temp file, and keep the temp file handle. |
2004 | If 'force_output_target' is TRUE then make sure that | |
2005 | all elements in the new archive are of the type | |
2006 | 'output_target'. */ | |
252b5132 RH |
2007 | |
2008 | static void | |
ee873e00 | 2009 | copy_archive (bfd *ibfd, bfd *obfd, const char *output_target, |
8b31b6c4 NC |
2010 | bfd_boolean force_output_target, |
2011 | const bfd_arch_info_type *input_arch) | |
252b5132 RH |
2012 | { |
2013 | struct name_list | |
2014 | { | |
2015 | struct name_list *next; | |
4c168fa3 | 2016 | const char *name; |
252b5132 RH |
2017 | bfd *obfd; |
2018 | } *list, *l; | |
2019 | bfd **ptr = &obfd->archive_head; | |
2020 | bfd *this_element; | |
8d8e0703 AM |
2021 | char *dir; |
2022 | const char *filename; | |
252b5132 RH |
2023 | |
2024 | /* Make a temp directory to hold the contents. */ | |
f9c026a8 | 2025 | dir = make_tempdir (bfd_get_filename (obfd)); |
f9c026a8 NC |
2026 | if (dir == NULL) |
2027 | fatal (_("cannot create tempdir for archive copying (error: %s)"), | |
2028 | strerror (errno)); | |
84e2f313 | 2029 | |
252b5132 | 2030 | obfd->has_armap = ibfd->has_armap; |
a8da6403 | 2031 | obfd->is_thin_archive = ibfd->is_thin_archive; |
252b5132 RH |
2032 | |
2033 | list = NULL; | |
2034 | ||
2035 | this_element = bfd_openr_next_archived_file (ibfd, NULL); | |
594ef5db | 2036 | |
b667df2e | 2037 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) |
8d8e0703 AM |
2038 | { |
2039 | status = 1; | |
2040 | bfd_nonfatal_message (NULL, obfd, NULL, NULL); | |
2041 | return; | |
2042 | } | |
b667df2e | 2043 | |
d3ba0551 | 2044 | while (!status && this_element != NULL) |
252b5132 | 2045 | { |
4c168fa3 AM |
2046 | char *output_name; |
2047 | bfd *output_bfd; | |
252b5132 | 2048 | bfd *last_element; |
8066d1a2 AS |
2049 | struct stat buf; |
2050 | int stat_status = 0; | |
3f5e193b | 2051 | bfd_boolean del = TRUE; |
19094d10 | 2052 | bfd_boolean ok_object; |
8066d1a2 | 2053 | |
4c168fa3 AM |
2054 | /* Create an output file for this member. */ |
2055 | output_name = concat (dir, "/", | |
2056 | bfd_get_filename (this_element), (char *) 0); | |
2057 | ||
2058 | /* If the file already exists, make another temp dir. */ | |
2059 | if (stat (output_name, &buf) >= 0) | |
2060 | { | |
f9c026a8 NC |
2061 | output_name = make_tempdir (output_name); |
2062 | if (output_name == NULL) | |
485be063 AM |
2063 | fatal (_("cannot create tempdir for archive copying (error: %s)"), |
2064 | strerror (errno)); | |
84e2f313 | 2065 | |
3f5e193b | 2066 | l = (struct name_list *) xmalloc (sizeof (struct name_list)); |
4c168fa3 AM |
2067 | l->name = output_name; |
2068 | l->next = list; | |
2069 | l->obfd = NULL; | |
2070 | list = l; | |
2071 | output_name = concat (output_name, "/", | |
2072 | bfd_get_filename (this_element), (char *) 0); | |
2073 | } | |
2074 | ||
8066d1a2 AS |
2075 | if (preserve_dates) |
2076 | { | |
2077 | stat_status = bfd_stat_arch_elt (this_element, &buf); | |
594ef5db | 2078 | |
8066d1a2 AS |
2079 | if (stat_status != 0) |
2080 | non_fatal (_("internal stat error on %s"), | |
2081 | bfd_get_filename (this_element)); | |
2082 | } | |
252b5132 | 2083 | |
3f5e193b | 2084 | l = (struct name_list *) xmalloc (sizeof (struct name_list)); |
252b5132 RH |
2085 | l->name = output_name; |
2086 | l->next = list; | |
bee59fd2 | 2087 | l->obfd = NULL; |
252b5132 RH |
2088 | list = l; |
2089 | ||
19094d10 AM |
2090 | ok_object = bfd_check_format (this_element, bfd_object); |
2091 | if (!ok_object) | |
2092 | bfd_nonfatal_message (NULL, this_element, NULL, | |
2093 | _("Unable to recognise the format of file")); | |
2094 | ||
2095 | /* PR binutils/3110: Cope with archives | |
2096 | containing multiple target types. */ | |
2097 | if (force_output_target || !ok_object) | |
2098 | output_bfd = bfd_openw (output_name, output_target); | |
2099 | else | |
2100 | output_bfd = bfd_openw (output_name, bfd_get_target (this_element)); | |
2101 | ||
2102 | if (output_bfd == NULL) | |
77f762d6 | 2103 | { |
19094d10 AM |
2104 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); |
2105 | status = 1; | |
2106 | return; | |
2107 | } | |
2108 | ||
2109 | if (ok_object) | |
2110 | { | |
2111 | del = !copy_object (this_element, output_bfd, input_arch); | |
ee873e00 | 2112 | |
19094d10 AM |
2113 | if (del && bfd_get_arch (this_element) == bfd_arch_unknown) |
2114 | /* Try again as an unknown object file. */ | |
2115 | ok_object = FALSE; | |
2116 | else if (!bfd_close (output_bfd)) | |
2db6cde7 NS |
2117 | { |
2118 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); | |
19094d10 | 2119 | /* Error in new object file. Don't change archive. */ |
2db6cde7 | 2120 | status = 1; |
77f762d6 | 2121 | } |
77f762d6 | 2122 | } |
77f762d6 | 2123 | |
19094d10 AM |
2124 | if (!ok_object) |
2125 | { | |
3f5e193b | 2126 | del = !copy_unknown_object (this_element, output_bfd); |
77f762d6 L |
2127 | if (!bfd_close_all_done (output_bfd)) |
2128 | { | |
8d8e0703 | 2129 | bfd_nonfatal_message (output_name, NULL, NULL, NULL); |
77f762d6 L |
2130 | /* Error in new object file. Don't change archive. */ |
2131 | status = 1; | |
2132 | } | |
252b5132 RH |
2133 | } |
2134 | ||
3f5e193b | 2135 | if (del) |
950d48e7 NC |
2136 | { |
2137 | unlink (output_name); | |
2138 | status = 1; | |
2139 | } | |
2140 | else | |
2141 | { | |
2142 | if (preserve_dates && stat_status == 0) | |
2143 | set_times (output_name, &buf); | |
8066d1a2 | 2144 | |
950d48e7 NC |
2145 | /* Open the newly output file and attach to our list. */ |
2146 | output_bfd = bfd_openr (output_name, output_target); | |
252b5132 | 2147 | |
950d48e7 | 2148 | l->obfd = output_bfd; |
252b5132 | 2149 | |
950d48e7 | 2150 | *ptr = output_bfd; |
cc481421 | 2151 | ptr = &output_bfd->archive_next; |
252b5132 | 2152 | |
950d48e7 | 2153 | last_element = this_element; |
252b5132 | 2154 | |
950d48e7 | 2155 | this_element = bfd_openr_next_archived_file (ibfd, last_element); |
252b5132 | 2156 | |
950d48e7 NC |
2157 | bfd_close (last_element); |
2158 | } | |
252b5132 | 2159 | } |
d3ba0551 | 2160 | *ptr = NULL; |
252b5132 | 2161 | |
8d8e0703 | 2162 | filename = bfd_get_filename (obfd); |
252b5132 | 2163 | if (!bfd_close (obfd)) |
8d8e0703 AM |
2164 | { |
2165 | status = 1; | |
2166 | bfd_nonfatal_message (filename, NULL, NULL, NULL); | |
2167 | return; | |
2168 | } | |
252b5132 | 2169 | |
8d8e0703 | 2170 | filename = bfd_get_filename (ibfd); |
252b5132 | 2171 | if (!bfd_close (ibfd)) |
8d8e0703 AM |
2172 | { |
2173 | status = 1; | |
2174 | bfd_nonfatal_message (filename, NULL, NULL, NULL); | |
2175 | return; | |
2176 | } | |
252b5132 RH |
2177 | |
2178 | /* Delete all the files that we opened. */ | |
2179 | for (l = list; l != NULL; l = l->next) | |
2180 | { | |
4c168fa3 AM |
2181 | if (l->obfd == NULL) |
2182 | rmdir (l->name); | |
2183 | else | |
2184 | { | |
2185 | bfd_close (l->obfd); | |
2186 | unlink (l->name); | |
2187 | } | |
252b5132 RH |
2188 | } |
2189 | rmdir (dir); | |
2190 | } | |
2191 | ||
0408dee6 DK |
2192 | static void |
2193 | set_long_section_mode (bfd *output_bfd, bfd *input_bfd, enum long_section_name_handling style) | |
2194 | { | |
2195 | /* This is only relevant to Coff targets. */ | |
2196 | if (bfd_get_flavour (output_bfd) == bfd_target_coff_flavour) | |
2197 | { | |
78e82dc3 AM |
2198 | if (style == KEEP |
2199 | && bfd_get_flavour (input_bfd) == bfd_target_coff_flavour) | |
0408dee6 DK |
2200 | style = bfd_coff_long_section_names (input_bfd) ? ENABLE : DISABLE; |
2201 | bfd_coff_set_long_section_names (output_bfd, style != DISABLE); | |
2202 | } | |
2203 | } | |
2204 | ||
252b5132 RH |
2205 | /* The top-level control. */ |
2206 | ||
2207 | static void | |
84e2f313 | 2208 | copy_file (const char *input_filename, const char *output_filename, |
8b31b6c4 NC |
2209 | const char *input_target, const char *output_target, |
2210 | const bfd_arch_info_type *input_arch) | |
252b5132 RH |
2211 | { |
2212 | bfd *ibfd; | |
49c12576 AM |
2213 | char **obj_matching; |
2214 | char **core_matching; | |
52a476ee | 2215 | off_t size = get_file_size (input_filename); |
252b5132 | 2216 | |
52a476ee | 2217 | if (size < 1) |
f24ddbdd | 2218 | { |
52a476ee L |
2219 | if (size == 0) |
2220 | non_fatal (_("error: the input file '%s' is empty"), | |
2221 | input_filename); | |
f24ddbdd NC |
2222 | status = 1; |
2223 | return; | |
2224 | } | |
2225 | ||
252b5132 RH |
2226 | /* To allow us to do "strip *" without dying on the first |
2227 | non-object file, failures are nonfatal. */ | |
252b5132 RH |
2228 | ibfd = bfd_openr (input_filename, input_target); |
2229 | if (ibfd == NULL) | |
2db6cde7 NS |
2230 | { |
2231 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); | |
2232 | status = 1; | |
2233 | return; | |
2234 | } | |
252b5132 | 2235 | |
4a114e3e L |
2236 | switch (do_debug_sections) |
2237 | { | |
2238 | case compress: | |
2239 | ibfd->flags |= BFD_COMPRESS; | |
2240 | break; | |
2241 | case decompress: | |
2242 | ibfd->flags |= BFD_DECOMPRESS; | |
2243 | break; | |
2244 | default: | |
2245 | break; | |
2246 | } | |
2247 | ||
252b5132 RH |
2248 | if (bfd_check_format (ibfd, bfd_archive)) |
2249 | { | |
ee873e00 | 2250 | bfd_boolean force_output_target; |
252b5132 RH |
2251 | bfd *obfd; |
2252 | ||
2253 | /* bfd_get_target does not return the correct value until | |
2254 | bfd_check_format succeeds. */ | |
2255 | if (output_target == NULL) | |
ee873e00 NC |
2256 | { |
2257 | output_target = bfd_get_target (ibfd); | |
2258 | force_output_target = FALSE; | |
2259 | } | |
2260 | else | |
2261 | force_output_target = TRUE; | |
252b5132 RH |
2262 | |
2263 | obfd = bfd_openw (output_filename, output_target); | |
2264 | if (obfd == NULL) | |
2db6cde7 NS |
2265 | { |
2266 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2267 | status = 1; | |
2268 | return; | |
2269 | } | |
0408dee6 DK |
2270 | /* This is a no-op on non-Coff targets. */ |
2271 | set_long_section_mode (obfd, ibfd, long_section_names); | |
252b5132 | 2272 | |
8b31b6c4 | 2273 | copy_archive (ibfd, obfd, output_target, force_output_target, input_arch); |
252b5132 | 2274 | } |
49c12576 | 2275 | else if (bfd_check_format_matches (ibfd, bfd_object, &obj_matching)) |
252b5132 RH |
2276 | { |
2277 | bfd *obfd; | |
49c12576 | 2278 | do_copy: |
950d48e7 | 2279 | |
252b5132 RH |
2280 | /* bfd_get_target does not return the correct value until |
2281 | bfd_check_format succeeds. */ | |
2282 | if (output_target == NULL) | |
2283 | output_target = bfd_get_target (ibfd); | |
2284 | ||
2285 | obfd = bfd_openw (output_filename, output_target); | |
2286 | if (obfd == NULL) | |
2db6cde7 NS |
2287 | { |
2288 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2289 | status = 1; | |
2290 | return; | |
2291 | } | |
0408dee6 DK |
2292 | /* This is a no-op on non-Coff targets. */ |
2293 | set_long_section_mode (obfd, ibfd, long_section_names); | |
252b5132 | 2294 | |
8b31b6c4 | 2295 | if (! copy_object (ibfd, obfd, input_arch)) |
a580b8e0 | 2296 | status = 1; |
252b5132 RH |
2297 | |
2298 | if (!bfd_close (obfd)) | |
8d8e0703 AM |
2299 | { |
2300 | status = 1; | |
2301 | bfd_nonfatal_message (output_filename, NULL, NULL, NULL); | |
2302 | return; | |
2303 | } | |
252b5132 RH |
2304 | |
2305 | if (!bfd_close (ibfd)) | |
8d8e0703 AM |
2306 | { |
2307 | status = 1; | |
2308 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); | |
2309 | return; | |
2310 | } | |
252b5132 RH |
2311 | } |
2312 | else | |
2313 | { | |
49c12576 AM |
2314 | bfd_error_type obj_error = bfd_get_error (); |
2315 | bfd_error_type core_error; | |
b34976b6 | 2316 | |
49c12576 AM |
2317 | if (bfd_check_format_matches (ibfd, bfd_core, &core_matching)) |
2318 | { | |
2319 | /* This probably can't happen.. */ | |
2320 | if (obj_error == bfd_error_file_ambiguously_recognized) | |
2321 | free (obj_matching); | |
2322 | goto do_copy; | |
2323 | } | |
2324 | ||
2325 | core_error = bfd_get_error (); | |
2326 | /* Report the object error in preference to the core error. */ | |
2327 | if (obj_error != core_error) | |
2328 | bfd_set_error (obj_error); | |
2329 | ||
2db6cde7 | 2330 | bfd_nonfatal_message (input_filename, NULL, NULL, NULL); |
57938635 | 2331 | |
49c12576 AM |
2332 | if (obj_error == bfd_error_file_ambiguously_recognized) |
2333 | { | |
2334 | list_matching_formats (obj_matching); | |
2335 | free (obj_matching); | |
2336 | } | |
2337 | if (core_error == bfd_error_file_ambiguously_recognized) | |
252b5132 | 2338 | { |
49c12576 AM |
2339 | list_matching_formats (core_matching); |
2340 | free (core_matching); | |
252b5132 | 2341 | } |
57938635 | 2342 | |
252b5132 RH |
2343 | status = 1; |
2344 | } | |
2345 | } | |
2346 | ||
594ef5db NC |
2347 | /* Add a name to the section renaming list. */ |
2348 | ||
2349 | static void | |
84e2f313 NC |
2350 | add_section_rename (const char * old_name, const char * new_name, |
2351 | flagword flags) | |
594ef5db | 2352 | { |
91d6fa6a | 2353 | section_rename * srename; |
594ef5db NC |
2354 | |
2355 | /* Check for conflicts first. */ | |
91d6fa6a NC |
2356 | for (srename = section_rename_list; srename != NULL; srename = srename->next) |
2357 | if (strcmp (srename->old_name, old_name) == 0) | |
594ef5db NC |
2358 | { |
2359 | /* Silently ignore duplicate definitions. */ | |
91d6fa6a NC |
2360 | if (strcmp (srename->new_name, new_name) == 0 |
2361 | && srename->flags == flags) | |
594ef5db | 2362 | return; |
0af11b59 | 2363 | |
594ef5db NC |
2364 | fatal (_("Multiple renames of section %s"), old_name); |
2365 | } | |
2366 | ||
91d6fa6a | 2367 | srename = (section_rename *) xmalloc (sizeof (* srename)); |
594ef5db | 2368 | |
91d6fa6a NC |
2369 | srename->old_name = old_name; |
2370 | srename->new_name = new_name; | |
2371 | srename->flags = flags; | |
2372 | srename->next = section_rename_list; | |
0af11b59 | 2373 | |
91d6fa6a | 2374 | section_rename_list = srename; |
594ef5db NC |
2375 | } |
2376 | ||
2377 | /* Check the section rename list for a new name of the input section | |
2378 | ISECTION. Return the new name if one is found. | |
2379 | Also set RETURNED_FLAGS to the flags to be used for this section. */ | |
2380 | ||
2381 | static const char * | |
84e2f313 NC |
2382 | find_section_rename (bfd * ibfd ATTRIBUTE_UNUSED, sec_ptr isection, |
2383 | flagword * returned_flags) | |
594ef5db NC |
2384 | { |
2385 | const char * old_name = bfd_section_name (ibfd, isection); | |
91d6fa6a | 2386 | section_rename * srename; |
594ef5db NC |
2387 | |
2388 | /* Default to using the flags of the input section. */ | |
2389 | * returned_flags = bfd_get_section_flags (ibfd, isection); | |
2390 | ||
91d6fa6a NC |
2391 | for (srename = section_rename_list; srename != NULL; srename = srename->next) |
2392 | if (strcmp (srename->old_name, old_name) == 0) | |
594ef5db | 2393 | { |
91d6fa6a NC |
2394 | if (srename->flags != (flagword) -1) |
2395 | * returned_flags = srename->flags; | |
594ef5db | 2396 | |
91d6fa6a | 2397 | return srename->new_name; |
594ef5db NC |
2398 | } |
2399 | ||
2400 | return old_name; | |
2401 | } | |
2402 | ||
80fccad2 BW |
2403 | /* Once each of the sections is copied, we may still need to do some |
2404 | finalization work for private section headers. Do that here. */ | |
2405 | ||
2406 | static void | |
2407 | setup_bfd_headers (bfd *ibfd, bfd *obfd) | |
2408 | { | |
80fccad2 BW |
2409 | /* Allow the BFD backend to copy any private data it understands |
2410 | from the input section to the output section. */ | |
2411 | if (! bfd_copy_private_header_data (ibfd, obfd)) | |
2412 | { | |
2db6cde7 NS |
2413 | status = 1; |
2414 | bfd_nonfatal_message (NULL, ibfd, NULL, | |
8d8e0703 | 2415 | _("error in private header data")); |
2db6cde7 | 2416 | return; |
80fccad2 BW |
2417 | } |
2418 | ||
2419 | /* All went well. */ | |
2420 | return; | |
80fccad2 BW |
2421 | } |
2422 | ||
594ef5db NC |
2423 | /* Create a section in OBFD with the same |
2424 | name and attributes as ISECTION in IBFD. */ | |
252b5132 RH |
2425 | |
2426 | static void | |
84e2f313 | 2427 | setup_section (bfd *ibfd, sec_ptr isection, void *obfdarg) |
252b5132 | 2428 | { |
3f5e193b | 2429 | bfd *obfd = (bfd *) obfdarg; |
252b5132 RH |
2430 | struct section_list *p; |
2431 | sec_ptr osection; | |
2432 | bfd_size_type size; | |
2433 | bfd_vma vma; | |
2434 | bfd_vma lma; | |
2435 | flagword flags; | |
1a89cc7d | 2436 | const char *err; |
594ef5db | 2437 | const char * name; |
d7fb0dd2 | 2438 | char *prefix = NULL; |
66125551 | 2439 | bfd_boolean make_nobits; |
0af11b59 | 2440 | |
2593f09a | 2441 | if (is_strip_section (ibfd, isection)) |
252b5132 RH |
2442 | return; |
2443 | ||
b34976b6 | 2444 | p = find_section_list (bfd_section_name (ibfd, isection), FALSE); |
252b5132 | 2445 | if (p != NULL) |
b34976b6 | 2446 | p->used = TRUE; |
252b5132 | 2447 | |
594ef5db NC |
2448 | /* Get the, possibly new, name of the output section. */ |
2449 | name = find_section_rename (ibfd, isection, & flags); | |
0af11b59 | 2450 | |
d7fb0dd2 | 2451 | /* Prefix sections. */ |
84e2f313 NC |
2452 | if ((prefix_alloc_sections_string) |
2453 | && (bfd_get_section_flags (ibfd, isection) & SEC_ALLOC)) | |
d7fb0dd2 NC |
2454 | prefix = prefix_alloc_sections_string; |
2455 | else if (prefix_sections_string) | |
2456 | prefix = prefix_sections_string; | |
2457 | ||
2458 | if (prefix) | |
2459 | { | |
2460 | char *n; | |
2461 | ||
3f5e193b | 2462 | n = (char *) xmalloc (strlen (prefix) + strlen (name) + 1); |
d7fb0dd2 NC |
2463 | strcpy (n, prefix); |
2464 | strcat (n, name); | |
2465 | name = n; | |
2466 | } | |
66491ebc | 2467 | |
66125551 | 2468 | make_nobits = FALSE; |
551b43fd AM |
2469 | if (p != NULL && p->set_flags) |
2470 | flags = p->flags | (flags & (SEC_HAS_CONTENTS | SEC_RELOC)); | |
42bb2e33 | 2471 | else if (strip_symbols == STRIP_NONDEBUG |
6c67a030 AM |
2472 | && (flags & (SEC_ALLOC | SEC_GROUP)) != 0 |
2473 | && !(ibfd->xvec->flavour == bfd_target_elf_flavour | |
2474 | && elf_section_type (isection) == SHT_NOTE)) | |
66125551 | 2475 | { |
6c67a030 | 2476 | flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD | SEC_GROUP); |
66125551 AM |
2477 | if (obfd->xvec->flavour == bfd_target_elf_flavour) |
2478 | { | |
2479 | make_nobits = TRUE; | |
2480 | ||
2481 | /* Twiddle the input section flags so that it seems to | |
2482 | elf.c:copy_private_bfd_data that section flags have not | |
2483 | changed between input and output sections. This hack | |
2484 | prevents wholesale rewriting of the program headers. */ | |
6c67a030 | 2485 | isection->flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD | SEC_GROUP); |
66125551 AM |
2486 | } |
2487 | } | |
551b43fd AM |
2488 | |
2489 | osection = bfd_make_section_anyway_with_flags (obfd, name, flags); | |
57938635 | 2490 | |
252b5132 RH |
2491 | if (osection == NULL) |
2492 | { | |
2db6cde7 | 2493 | err = _("failed to create output section"); |
252b5132 RH |
2494 | goto loser; |
2495 | } | |
2496 | ||
66125551 | 2497 | if (make_nobits) |
551b43fd AM |
2498 | elf_section_type (osection) = SHT_NOBITS; |
2499 | ||
252b5132 RH |
2500 | size = bfd_section_size (ibfd, isection); |
2501 | if (copy_byte >= 0) | |
b7dd81f7 | 2502 | size = (size + interleave - 1) / interleave * copy_width; |
d3e52d40 RS |
2503 | else if (extract_symbol) |
2504 | size = 0; | |
252b5132 RH |
2505 | if (! bfd_set_section_size (obfd, osection, size)) |
2506 | { | |
2db6cde7 | 2507 | err = _("failed to set size"); |
252b5132 RH |
2508 | goto loser; |
2509 | } | |
57938635 | 2510 | |
252b5132 RH |
2511 | vma = bfd_section_vma (ibfd, isection); |
2512 | if (p != NULL && p->change_vma == CHANGE_MODIFY) | |
2513 | vma += p->vma_val; | |
2514 | else if (p != NULL && p->change_vma == CHANGE_SET) | |
2515 | vma = p->vma_val; | |
2516 | else | |
2517 | vma += change_section_address; | |
57938635 | 2518 | |
237dcb53 | 2519 | if (! bfd_set_section_vma (obfd, osection, vma)) |
252b5132 | 2520 | { |
2db6cde7 | 2521 | err = _("failed to set vma"); |
252b5132 RH |
2522 | goto loser; |
2523 | } | |
2524 | ||
2525 | lma = isection->lma; | |
2526 | if ((p != NULL) && p->change_lma != CHANGE_IGNORE) | |
2527 | { | |
2528 | if (p->change_lma == CHANGE_MODIFY) | |
2529 | lma += p->lma_val; | |
2530 | else if (p->change_lma == CHANGE_SET) | |
2531 | lma = p->lma_val; | |
2532 | else | |
2533 | abort (); | |
2534 | } | |
2535 | else | |
2536 | lma += change_section_address; | |
57938635 | 2537 | |
237dcb53 | 2538 | osection->lma = lma; |
252b5132 RH |
2539 | |
2540 | /* FIXME: This is probably not enough. If we change the LMA we | |
2541 | may have to recompute the header for the file as well. */ | |
b34976b6 AM |
2542 | if (!bfd_set_section_alignment (obfd, |
2543 | osection, | |
2544 | bfd_section_alignment (ibfd, isection))) | |
252b5132 | 2545 | { |
2db6cde7 | 2546 | err = _("failed to set alignment"); |
252b5132 RH |
2547 | goto loser; |
2548 | } | |
2549 | ||
bc408b8a JJ |
2550 | /* Copy merge entity size. */ |
2551 | osection->entsize = isection->entsize; | |
2552 | ||
252b5132 RH |
2553 | /* This used to be mangle_section; we do here to avoid using |
2554 | bfd_get_section_by_name since some formats allow multiple | |
2555 | sections with the same name. */ | |
2556 | isection->output_section = osection; | |
237dcb53 | 2557 | isection->output_offset = 0; |
d3e52d40 RS |
2558 | |
2559 | /* Do not copy backend data if --extract-symbol is passed; anything | |
2560 | that needs to look at the section contents will fail. */ | |
2561 | if (extract_symbol) | |
2562 | return; | |
252b5132 | 2563 | |
119f4245 AM |
2564 | if ((isection->flags & SEC_GROUP) != 0) |
2565 | { | |
2566 | asymbol *gsym = group_signature (isection); | |
2567 | ||
2568 | if (gsym != NULL) | |
2569 | { | |
2570 | gsym->flags |= BSF_KEEP; | |
2571 | if (ibfd->xvec->flavour == bfd_target_elf_flavour) | |
2572 | elf_group_id (isection) = gsym; | |
2573 | } | |
2574 | } | |
2575 | ||
252b5132 RH |
2576 | /* Allow the BFD backend to copy any private data it understands |
2577 | from the input section to the output section. */ | |
42bb2e33 | 2578 | if (!bfd_copy_private_section_data (ibfd, isection, obfd, osection)) |
252b5132 | 2579 | { |
2db6cde7 | 2580 | err = _("failed to copy private data"); |
252b5132 RH |
2581 | goto loser; |
2582 | } | |
2583 | ||
594ef5db | 2584 | /* All went well. */ |
252b5132 RH |
2585 | return; |
2586 | ||
2587 | loser: | |
252b5132 | 2588 | status = 1; |
2db6cde7 | 2589 | bfd_nonfatal_message (NULL, obfd, osection, err); |
252b5132 RH |
2590 | } |
2591 | ||
2592 | /* Copy the data of input section ISECTION of IBFD | |
2593 | to an output section with the same name in OBFD. | |
2594 | If stripping then don't copy any relocation info. */ | |
2595 | ||
2596 | static void | |
84e2f313 | 2597 | copy_section (bfd *ibfd, sec_ptr isection, void *obfdarg) |
252b5132 | 2598 | { |
3f5e193b | 2599 | bfd *obfd = (bfd *) obfdarg; |
252b5132 RH |
2600 | struct section_list *p; |
2601 | arelent **relpp; | |
2602 | long relcount; | |
2603 | sec_ptr osection; | |
2604 | bfd_size_type size; | |
2605 | long relsize; | |
dc156bc0 | 2606 | flagword flags; |
252b5132 | 2607 | |
594ef5db NC |
2608 | /* If we have already failed earlier on, |
2609 | do not keep on generating complaints now. */ | |
252b5132 RH |
2610 | if (status != 0) |
2611 | return; | |
57938635 | 2612 | |
2593f09a | 2613 | if (is_strip_section (ibfd, isection)) |
e0c60db2 | 2614 | return; |
252b5132 | 2615 | |
2593f09a | 2616 | flags = bfd_get_section_flags (ibfd, isection); |
dc156bc0 AM |
2617 | if ((flags & SEC_GROUP) != 0) |
2618 | return; | |
2619 | ||
252b5132 | 2620 | osection = isection->output_section; |
135dfb4a | 2621 | size = bfd_get_section_size (isection); |
252b5132 RH |
2622 | |
2623 | if (size == 0 || osection == 0) | |
2624 | return; | |
2625 | ||
237dcb53 AM |
2626 | if (extract_symbol) |
2627 | return; | |
2628 | ||
2593f09a NC |
2629 | p = find_section_list (bfd_get_section_name (ibfd, isection), FALSE); |
2630 | ||
0af11b59 | 2631 | /* Core files do not need to be relocated. */ |
4dd67f29 MS |
2632 | if (bfd_get_format (obfd) == bfd_core) |
2633 | relsize = 0; | |
2634 | else | |
ed570f48 NC |
2635 | { |
2636 | relsize = bfd_get_reloc_upper_bound (ibfd, isection); | |
4dd67f29 | 2637 | |
ed570f48 NC |
2638 | if (relsize < 0) |
2639 | { | |
2640 | /* Do not complain if the target does not support relocations. */ | |
2641 | if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation) | |
2642 | relsize = 0; | |
2643 | else | |
2db6cde7 NS |
2644 | { |
2645 | status = 1; | |
2646 | bfd_nonfatal_message (NULL, ibfd, isection, NULL); | |
2647 | return; | |
2648 | } | |
ed570f48 NC |
2649 | } |
2650 | } | |
57938635 | 2651 | |
252b5132 | 2652 | if (relsize == 0) |
d3ba0551 | 2653 | bfd_set_reloc (obfd, osection, NULL, 0); |
252b5132 RH |
2654 | else |
2655 | { | |
3f5e193b | 2656 | relpp = (arelent **) xmalloc (relsize); |
252b5132 RH |
2657 | relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp); |
2658 | if (relcount < 0) | |
2db6cde7 NS |
2659 | { |
2660 | status = 1; | |
2661 | bfd_nonfatal_message (NULL, ibfd, isection, | |
2662 | _("relocation count is negative")); | |
2663 | return; | |
2664 | } | |
57938635 | 2665 | |
252b5132 RH |
2666 | if (strip_symbols == STRIP_ALL) |
2667 | { | |
2668 | /* Remove relocations which are not in | |
0af11b59 | 2669 | keep_strip_specific_list. */ |
252b5132 RH |
2670 | arelent **temp_relpp; |
2671 | long temp_relcount = 0; | |
2672 | long i; | |
57938635 | 2673 | |
3f5e193b | 2674 | temp_relpp = (arelent **) xmalloc (relsize); |
252b5132 | 2675 | for (i = 0; i < relcount; i++) |
d3ba0551 | 2676 | if (is_specified_symbol (bfd_asymbol_name (*relpp[i]->sym_ptr_ptr), |
047c9024 | 2677 | keep_specific_htab)) |
252b5132 RH |
2678 | temp_relpp [temp_relcount++] = relpp [i]; |
2679 | relcount = temp_relcount; | |
2680 | free (relpp); | |
2681 | relpp = temp_relpp; | |
2682 | } | |
e0c60db2 | 2683 | |
d3ba0551 | 2684 | bfd_set_reloc (obfd, osection, relcount == 0 ? NULL : relpp, relcount); |
f0312d39 JJ |
2685 | if (relcount == 0) |
2686 | free (relpp); | |
252b5132 | 2687 | } |
57938635 | 2688 | |
0af11b59 | 2689 | if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS |
4dd67f29 | 2690 | && bfd_get_section_flags (obfd, osection) & SEC_HAS_CONTENTS) |
252b5132 | 2691 | { |
4a114e3e | 2692 | bfd_byte *memhunk = NULL; |
252b5132 | 2693 | |
4a114e3e | 2694 | if (!bfd_get_full_section_contents (ibfd, isection, &memhunk)) |
2db6cde7 NS |
2695 | { |
2696 | status = 1; | |
2697 | bfd_nonfatal_message (NULL, ibfd, isection, NULL); | |
2698 | return; | |
2699 | } | |
252b5132 | 2700 | |
9e48b4c6 NC |
2701 | if (reverse_bytes) |
2702 | { | |
2703 | /* We don't handle leftover bytes (too many possible behaviors, | |
2704 | and we don't know what the user wants). The section length | |
2705 | must be a multiple of the number of bytes to swap. */ | |
2706 | if ((size % reverse_bytes) == 0) | |
2707 | { | |
2708 | unsigned long i, j; | |
2709 | bfd_byte b; | |
2710 | ||
2711 | for (i = 0; i < size; i += reverse_bytes) | |
2712 | for (j = 0; j < (unsigned long)(reverse_bytes / 2); j++) | |
2713 | { | |
2714 | bfd_byte *m = (bfd_byte *) memhunk; | |
2715 | ||
2716 | b = m[i + j]; | |
2717 | m[i + j] = m[(i + reverse_bytes) - (j + 1)]; | |
2718 | m[(i + reverse_bytes) - (j + 1)] = b; | |
2719 | } | |
2720 | } | |
2721 | else | |
2722 | /* User must pad the section up in order to do this. */ | |
2723 | fatal (_("cannot reverse bytes: length of section %s must be evenly divisible by %d"), | |
2724 | bfd_section_name (ibfd, isection), reverse_bytes); | |
2725 | } | |
2726 | ||
57938635 | 2727 | if (copy_byte >= 0) |
5e675b72 AM |
2728 | { |
2729 | /* Keep only every `copy_byte'th byte in MEMHUNK. */ | |
2f01ffbf | 2730 | char *from = (char *) memhunk + copy_byte; |
3f5e193b | 2731 | char *to = (char *) memhunk; |
2f01ffbf | 2732 | char *end = (char *) memhunk + size; |
b7dd81f7 | 2733 | int i; |
5e675b72 AM |
2734 | |
2735 | for (; from < end; from += interleave) | |
b7dd81f7 NC |
2736 | for (i = 0; i < copy_width; i++) |
2737 | *to++ = from[i]; | |
5e675b72 | 2738 | |
b7dd81f7 | 2739 | size = (size + interleave - 1 - copy_byte) / interleave * copy_width; |
5e675b72 AM |
2740 | osection->lma /= interleave; |
2741 | } | |
252b5132 | 2742 | |
d3ba0551 | 2743 | if (!bfd_set_section_contents (obfd, osection, memhunk, 0, size)) |
2db6cde7 NS |
2744 | { |
2745 | status = 1; | |
2746 | bfd_nonfatal_message (NULL, obfd, osection, NULL); | |
2747 | return; | |
2748 | } | |
252b5132 RH |
2749 | free (memhunk); |
2750 | } | |
2751 | else if (p != NULL && p->set_flags && (p->flags & SEC_HAS_CONTENTS) != 0) | |
2752 | { | |
d3ba0551 | 2753 | void *memhunk = xmalloc (size); |
252b5132 RH |
2754 | |
2755 | /* We don't permit the user to turn off the SEC_HAS_CONTENTS | |
2756 | flag--they can just remove the section entirely and add it | |
2757 | back again. However, we do permit them to turn on the | |
2758 | SEC_HAS_CONTENTS flag, and take it to mean that the section | |
2759 | contents should be zeroed out. */ | |
2760 | ||
2761 | memset (memhunk, 0, size); | |
d3ba0551 | 2762 | if (! bfd_set_section_contents (obfd, osection, memhunk, 0, size)) |
2db6cde7 NS |
2763 | { |
2764 | status = 1; | |
2765 | bfd_nonfatal_message (NULL, obfd, osection, NULL); | |
2766 | return; | |
2767 | } | |
252b5132 RH |
2768 | free (memhunk); |
2769 | } | |
2770 | } | |
2771 | ||
2772 | /* Get all the sections. This is used when --gap-fill or --pad-to is | |
2773 | used. */ | |
2774 | ||
2775 | static void | |
84e2f313 | 2776 | get_sections (bfd *obfd ATTRIBUTE_UNUSED, asection *osection, void *secppparg) |
252b5132 | 2777 | { |
3f5e193b | 2778 | asection ***secppp = (asection ***) secppparg; |
252b5132 RH |
2779 | |
2780 | **secppp = osection; | |
2781 | ++(*secppp); | |
2782 | } | |
2783 | ||
2784 | /* Sort sections by VMA. This is called via qsort, and is used when | |
2785 | --gap-fill or --pad-to is used. We force non loadable or empty | |
2786 | sections to the front, where they are easier to ignore. */ | |
2787 | ||
2788 | static int | |
84e2f313 | 2789 | compare_section_lma (const void *arg1, const void *arg2) |
252b5132 | 2790 | { |
3f5e193b NC |
2791 | const asection *const *sec1 = (const asection * const *) arg1; |
2792 | const asection *const *sec2 = (const asection * const *) arg2; | |
252b5132 RH |
2793 | flagword flags1, flags2; |
2794 | ||
2795 | /* Sort non loadable sections to the front. */ | |
2796 | flags1 = (*sec1)->flags; | |
2797 | flags2 = (*sec2)->flags; | |
2798 | if ((flags1 & SEC_HAS_CONTENTS) == 0 | |
2799 | || (flags1 & SEC_LOAD) == 0) | |
2800 | { | |
2801 | if ((flags2 & SEC_HAS_CONTENTS) != 0 | |
2802 | && (flags2 & SEC_LOAD) != 0) | |
2803 | return -1; | |
2804 | } | |
2805 | else | |
2806 | { | |
2807 | if ((flags2 & SEC_HAS_CONTENTS) == 0 | |
2808 | || (flags2 & SEC_LOAD) == 0) | |
2809 | return 1; | |
2810 | } | |
2811 | ||
2812 | /* Sort sections by LMA. */ | |
2813 | if ((*sec1)->lma > (*sec2)->lma) | |
2814 | return 1; | |
2815 | else if ((*sec1)->lma < (*sec2)->lma) | |
2816 | return -1; | |
2817 | ||
2818 | /* Sort sections with the same LMA by size. */ | |
135dfb4a | 2819 | if (bfd_get_section_size (*sec1) > bfd_get_section_size (*sec2)) |
252b5132 | 2820 | return 1; |
135dfb4a | 2821 | else if (bfd_get_section_size (*sec1) < bfd_get_section_size (*sec2)) |
252b5132 RH |
2822 | return -1; |
2823 | ||
2824 | return 0; | |
2825 | } | |
2826 | ||
2827 | /* Mark all the symbols which will be used in output relocations with | |
2828 | the BSF_KEEP flag so that those symbols will not be stripped. | |
2829 | ||
2830 | Ignore relocations which will not appear in the output file. */ | |
2831 | ||
2832 | static void | |
84e2f313 | 2833 | mark_symbols_used_in_relocations (bfd *ibfd, sec_ptr isection, void *symbolsarg) |
252b5132 | 2834 | { |
3f5e193b | 2835 | asymbol **symbols = (asymbol **) symbolsarg; |
252b5132 RH |
2836 | long relsize; |
2837 | arelent **relpp; | |
2838 | long relcount, i; | |
2839 | ||
2840 | /* Ignore an input section with no corresponding output section. */ | |
2841 | if (isection->output_section == NULL) | |
2842 | return; | |
2843 | ||
2844 | relsize = bfd_get_reloc_upper_bound (ibfd, isection); | |
2845 | if (relsize < 0) | |
ed570f48 NC |
2846 | { |
2847 | /* Do not complain if the target does not support relocations. */ | |
2848 | if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation) | |
2849 | return; | |
2850 | bfd_fatal (bfd_get_filename (ibfd)); | |
2851 | } | |
252b5132 RH |
2852 | |
2853 | if (relsize == 0) | |
2854 | return; | |
2855 | ||
3f5e193b | 2856 | relpp = (arelent **) xmalloc (relsize); |
252b5132 RH |
2857 | relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, symbols); |
2858 | if (relcount < 0) | |
2859 | bfd_fatal (bfd_get_filename (ibfd)); | |
2860 | ||
ec5d57d5 NC |
2861 | /* Examine each symbol used in a relocation. If it's not one of the |
2862 | special bfd section symbols, then mark it with BSF_KEEP. */ | |
252b5132 RH |
2863 | for (i = 0; i < relcount; i++) |
2864 | { | |
ec5d57d5 NC |
2865 | if (*relpp[i]->sym_ptr_ptr != bfd_com_section_ptr->symbol |
2866 | && *relpp[i]->sym_ptr_ptr != bfd_abs_section_ptr->symbol | |
2867 | && *relpp[i]->sym_ptr_ptr != bfd_und_section_ptr->symbol) | |
2868 | (*relpp[i]->sym_ptr_ptr)->flags |= BSF_KEEP; | |
252b5132 RH |
2869 | } |
2870 | ||
2871 | if (relpp != NULL) | |
2872 | free (relpp); | |
2873 | } | |
2874 | ||
2875 | /* Write out debugging information. */ | |
2876 | ||
b34976b6 | 2877 | static bfd_boolean |
84e2f313 NC |
2878 | write_debugging_info (bfd *obfd, void *dhandle, |
2879 | long *symcountp ATTRIBUTE_UNUSED, | |
2880 | asymbol ***symppp ATTRIBUTE_UNUSED) | |
252b5132 RH |
2881 | { |
2882 | if (bfd_get_flavour (obfd) == bfd_target_ieee_flavour) | |
2883 | return write_ieee_debugging_info (obfd, dhandle); | |
2884 | ||
2885 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour | |
2886 | || bfd_get_flavour (obfd) == bfd_target_elf_flavour) | |
2887 | { | |
2888 | bfd_byte *syms, *strings; | |
2889 | bfd_size_type symsize, stringsize; | |
2890 | asection *stabsec, *stabstrsec; | |
551b43fd | 2891 | flagword flags; |
252b5132 RH |
2892 | |
2893 | if (! write_stabs_in_sections_debugging_info (obfd, dhandle, &syms, | |
2894 | &symsize, &strings, | |
2895 | &stringsize)) | |
b34976b6 | 2896 | return FALSE; |
252b5132 | 2897 | |
551b43fd AM |
2898 | flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DEBUGGING; |
2899 | stabsec = bfd_make_section_with_flags (obfd, ".stab", flags); | |
2900 | stabstrsec = bfd_make_section_with_flags (obfd, ".stabstr", flags); | |
252b5132 RH |
2901 | if (stabsec == NULL |
2902 | || stabstrsec == NULL | |
2903 | || ! bfd_set_section_size (obfd, stabsec, symsize) | |
2904 | || ! bfd_set_section_size (obfd, stabstrsec, stringsize) | |
2905 | || ! bfd_set_section_alignment (obfd, stabsec, 2) | |
551b43fd | 2906 | || ! bfd_set_section_alignment (obfd, stabstrsec, 0)) |
252b5132 | 2907 | { |
2db6cde7 NS |
2908 | bfd_nonfatal_message (NULL, obfd, NULL, |
2909 | _("can't create debugging section")); | |
b34976b6 | 2910 | return FALSE; |
252b5132 RH |
2911 | } |
2912 | ||
2913 | /* We can get away with setting the section contents now because | |
2914 | the next thing the caller is going to do is copy over the | |
2915 | real sections. We may someday have to split the contents | |
2916 | setting out of this function. */ | |
d3ba0551 AM |
2917 | if (! bfd_set_section_contents (obfd, stabsec, syms, 0, symsize) |
2918 | || ! bfd_set_section_contents (obfd, stabstrsec, strings, 0, | |
2919 | stringsize)) | |
252b5132 | 2920 | { |
2db6cde7 NS |
2921 | bfd_nonfatal_message (NULL, obfd, NULL, |
2922 | _("can't set debugging section contents")); | |
b34976b6 | 2923 | return FALSE; |
252b5132 RH |
2924 | } |
2925 | ||
b34976b6 | 2926 | return TRUE; |
252b5132 RH |
2927 | } |
2928 | ||
2db6cde7 NS |
2929 | bfd_nonfatal_message (NULL, obfd, NULL, |
2930 | _("don't know how to write debugging information for %s"), | |
2931 | bfd_get_target (obfd)); | |
b34976b6 | 2932 | return FALSE; |
252b5132 RH |
2933 | } |
2934 | ||
2935 | static int | |
84e2f313 | 2936 | strip_main (int argc, char *argv[]) |
252b5132 | 2937 | { |
7c29036b NC |
2938 | char *input_target = NULL; |
2939 | char *output_target = NULL; | |
b34976b6 | 2940 | bfd_boolean show_version = FALSE; |
7c29036b NC |
2941 | bfd_boolean formats_info = FALSE; |
2942 | int c; | |
2943 | int i; | |
252b5132 RH |
2944 | struct section_list *p; |
2945 | char *output_file = NULL; | |
2946 | ||
5fe11841 | 2947 | while ((c = getopt_long (argc, argv, "I:O:F:K:N:R:o:sSpdgxXHhVvw", |
252b5132 RH |
2948 | strip_options, (int *) 0)) != EOF) |
2949 | { | |
2950 | switch (c) | |
2951 | { | |
2952 | case 'I': | |
2953 | input_target = optarg; | |
2954 | break; | |
2955 | case 'O': | |
2956 | output_target = optarg; | |
2957 | break; | |
2958 | case 'F': | |
2959 | input_target = output_target = optarg; | |
2960 | break; | |
2961 | case 'R': | |
b34976b6 AM |
2962 | p = find_section_list (optarg, TRUE); |
2963 | p->remove = TRUE; | |
2964 | sections_removed = TRUE; | |
252b5132 RH |
2965 | break; |
2966 | case 's': | |
2967 | strip_symbols = STRIP_ALL; | |
2968 | break; | |
2969 | case 'S': | |
2970 | case 'g': | |
db4f6831 | 2971 | case 'd': /* Historic BSD alias for -g. Used by early NetBSD. */ |
252b5132 RH |
2972 | strip_symbols = STRIP_DEBUG; |
2973 | break; | |
2974 | case OPTION_STRIP_UNNEEDED: | |
2975 | strip_symbols = STRIP_UNNEEDED; | |
2976 | break; | |
2977 | case 'K': | |
047c9024 | 2978 | add_specific_symbol (optarg, keep_specific_htab); |
252b5132 RH |
2979 | break; |
2980 | case 'N': | |
047c9024 | 2981 | add_specific_symbol (optarg, strip_specific_htab); |
252b5132 RH |
2982 | break; |
2983 | case 'o': | |
2984 | output_file = optarg; | |
2985 | break; | |
2986 | case 'p': | |
b34976b6 | 2987 | preserve_dates = TRUE; |
252b5132 RH |
2988 | break; |
2989 | case 'x': | |
2990 | discard_locals = LOCALS_ALL; | |
2991 | break; | |
2992 | case 'X': | |
2993 | discard_locals = LOCALS_START_L; | |
2994 | break; | |
2995 | case 'v': | |
b34976b6 | 2996 | verbose = TRUE; |
252b5132 RH |
2997 | break; |
2998 | case 'V': | |
b34976b6 | 2999 | show_version = TRUE; |
252b5132 | 3000 | break; |
7c29036b NC |
3001 | case OPTION_FORMATS_INFO: |
3002 | formats_info = TRUE; | |
3003 | break; | |
ed1653a7 NC |
3004 | case OPTION_ONLY_KEEP_DEBUG: |
3005 | strip_symbols = STRIP_NONDEBUG; | |
3006 | break; | |
1637cd90 JB |
3007 | case OPTION_KEEP_FILE_SYMBOLS: |
3008 | keep_file_symbols = 1; | |
3009 | break; | |
252b5132 | 3010 | case 0: |
594ef5db NC |
3011 | /* We've been given a long option. */ |
3012 | break; | |
5fe11841 NC |
3013 | case 'w': |
3014 | wildcard = TRUE; | |
3015 | break; | |
8b53311e | 3016 | case 'H': |
252b5132 RH |
3017 | case 'h': |
3018 | strip_usage (stdout, 0); | |
3019 | default: | |
3020 | strip_usage (stderr, 1); | |
3021 | } | |
3022 | } | |
3023 | ||
84e2f313 NC |
3024 | if (formats_info) |
3025 | { | |
3026 | display_info (); | |
3027 | return 0; | |
3028 | } | |
c1c0eb9e | 3029 | |
252b5132 RH |
3030 | if (show_version) |
3031 | print_version ("strip"); | |
3032 | ||
3033 | /* Default is to strip all symbols. */ | |
3034 | if (strip_symbols == STRIP_UNDEF | |
3035 | && discard_locals == LOCALS_UNDEF | |
047c9024 | 3036 | && htab_elements (strip_specific_htab) == 0) |
252b5132 RH |
3037 | strip_symbols = STRIP_ALL; |
3038 | ||
d3ba0551 | 3039 | if (output_target == NULL) |
252b5132 RH |
3040 | output_target = input_target; |
3041 | ||
3042 | i = optind; | |
3043 | if (i == argc | |
3044 | || (output_file != NULL && (i + 1) < argc)) | |
3045 | strip_usage (stderr, 1); | |
3046 | ||
3047 | for (; i < argc; i++) | |
3048 | { | |
3049 | int hold_status = status; | |
3050 | struct stat statbuf; | |
3051 | char *tmpname; | |
3052 | ||
f24ddbdd | 3053 | if (get_file_size (argv[i]) < 1) |
d68c385b NC |
3054 | { |
3055 | status = 1; | |
3056 | continue; | |
3057 | } | |
f24ddbdd | 3058 | |
252b5132 | 3059 | if (preserve_dates) |
f24ddbdd NC |
3060 | /* No need to check the return value of stat(). |
3061 | It has already been checked in get_file_size(). */ | |
3062 | stat (argv[i], &statbuf); | |
252b5132 | 3063 | |
8b6efd89 KT |
3064 | if (output_file == NULL |
3065 | || filename_cmp (argv[i], output_file) == 0) | |
252b5132 | 3066 | tmpname = make_tempname (argv[i]); |
12f498a7 NS |
3067 | else |
3068 | tmpname = output_file; | |
252b5132 | 3069 | |
f9c026a8 NC |
3070 | if (tmpname == NULL) |
3071 | { | |
2db6cde7 NS |
3072 | bfd_nonfatal_message (argv[i], NULL, NULL, |
3073 | _("could not create temporary file to hold stripped copy")); | |
f9c026a8 NC |
3074 | status = 1; |
3075 | continue; | |
3076 | } | |
3077 | ||
d68c385b | 3078 | status = 0; |
8b31b6c4 | 3079 | copy_file (argv[i], tmpname, input_target, output_target, NULL); |
252b5132 RH |
3080 | if (status == 0) |
3081 | { | |
3082 | if (preserve_dates) | |
3083 | set_times (tmpname, &statbuf); | |
12f498a7 | 3084 | if (output_file != tmpname) |
92fac5ec L |
3085 | status = (smart_rename (tmpname, |
3086 | output_file ? output_file : argv[i], | |
3087 | preserve_dates) != 0); | |
3088 | if (status == 0) | |
3089 | status = hold_status; | |
252b5132 RH |
3090 | } |
3091 | else | |
bb14f524 | 3092 | unlink_if_ordinary (tmpname); |
12f498a7 | 3093 | if (output_file != tmpname) |
252b5132 RH |
3094 | free (tmpname); |
3095 | } | |
3096 | ||
d68c385b | 3097 | return status; |
252b5132 RH |
3098 | } |
3099 | ||
92dd4511 L |
3100 | /* Set up PE subsystem. */ |
3101 | ||
3102 | static void | |
3103 | set_pe_subsystem (const char *s) | |
3104 | { | |
3105 | const char *version, *subsystem; | |
3106 | size_t i; | |
3107 | static const struct | |
3108 | { | |
3109 | const char *name; | |
3110 | const char set_def; | |
3111 | const short value; | |
3112 | } | |
3113 | v[] = | |
3114 | { | |
3115 | { "native", 0, IMAGE_SUBSYSTEM_NATIVE }, | |
3116 | { "windows", 0, IMAGE_SUBSYSTEM_WINDOWS_GUI }, | |
3117 | { "console", 0, IMAGE_SUBSYSTEM_WINDOWS_CUI }, | |
3118 | { "posix", 0, IMAGE_SUBSYSTEM_POSIX_CUI }, | |
3119 | { "wince", 0, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI }, | |
3120 | { "efi-app", 1, IMAGE_SUBSYSTEM_EFI_APPLICATION }, | |
3121 | { "efi-bsd", 1, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER }, | |
3122 | { "efi-rtd", 1, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER }, | |
d9118602 | 3123 | { "sal-rtd", 1, IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER }, |
92dd4511 L |
3124 | { "xbox", 0, IMAGE_SUBSYSTEM_XBOX } |
3125 | }; | |
3126 | short value; | |
3127 | char *copy; | |
3128 | int set_def = -1; | |
3129 | ||
3130 | /* Check for the presence of a version number. */ | |
3131 | version = strchr (s, ':'); | |
3132 | if (version == NULL) | |
3133 | subsystem = s; | |
3134 | else | |
3135 | { | |
3136 | int len = version - s; | |
3137 | copy = xstrdup (s); | |
3138 | subsystem = copy; | |
3139 | copy[len] = '\0'; | |
3140 | version = copy + 1 + len; | |
3141 | pe_major_subsystem_version = strtoul (version, ©, 0); | |
3142 | if (*copy == '.') | |
3143 | pe_minor_subsystem_version = strtoul (copy + 1, ©, 0); | |
3144 | if (*copy != '\0') | |
3145 | non_fatal (_("%s: bad version in PE subsystem"), s); | |
3146 | } | |
3147 | ||
3148 | /* Check for numeric subsystem. */ | |
3149 | value = (short) strtol (subsystem, ©, 0); | |
3150 | if (*copy == '\0') | |
3151 | { | |
3152 | for (i = 0; i < ARRAY_SIZE (v); i++) | |
3153 | if (v[i].value == value) | |
3154 | { | |
3155 | pe_subsystem = value; | |
3156 | set_def = v[i].set_def; | |
3157 | break; | |
3158 | } | |
3159 | } | |
3160 | else | |
3161 | { | |
3162 | /* Search for subsystem by name. */ | |
3163 | for (i = 0; i < ARRAY_SIZE (v); i++) | |
3164 | if (strcmp (subsystem, v[i].name) == 0) | |
3165 | { | |
3166 | pe_subsystem = v[i].value; | |
3167 | set_def = v[i].set_def; | |
3168 | break; | |
3169 | } | |
3170 | } | |
3171 | ||
3172 | switch (set_def) | |
3173 | { | |
3174 | case -1: | |
3175 | fatal (_("unknown PE subsystem: %s"), s); | |
3176 | break; | |
3177 | case 0: | |
3178 | break; | |
3179 | default: | |
3180 | if (pe_file_alignment == (bfd_vma) -1) | |
3181 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
3182 | if (pe_section_alignment == (bfd_vma) -1) | |
3183 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
3184 | break; | |
3185 | } | |
0cbf3531 MS |
3186 | if (s != subsystem) |
3187 | free ((char *) subsystem); | |
92dd4511 L |
3188 | } |
3189 | ||
3190 | /* Convert EFI target to PEI target. */ | |
3191 | ||
3192 | static void | |
3193 | convert_efi_target (char *efi) | |
3194 | { | |
3195 | efi[0] = 'p'; | |
3196 | efi[1] = 'e'; | |
3197 | efi[2] = 'i'; | |
3198 | ||
3199 | if (strcmp (efi + 4, "ia32") == 0) | |
3200 | { | |
3201 | /* Change ia32 to i386. */ | |
3202 | efi[5]= '3'; | |
3203 | efi[6]= '8'; | |
3204 | efi[7]= '6'; | |
3205 | } | |
3206 | else if (strcmp (efi + 4, "x86_64") == 0) | |
3207 | { | |
3208 | /* Change x86_64 to x86-64. */ | |
3209 | efi[7] = '-'; | |
3210 | } | |
3211 | } | |
3212 | ||
252b5132 | 3213 | static int |
84e2f313 | 3214 | copy_main (int argc, char *argv[]) |
252b5132 | 3215 | { |
7c29036b NC |
3216 | char *input_filename = NULL; |
3217 | char *output_filename = NULL; | |
c1c0eb9e | 3218 | char *tmpname; |
7c29036b NC |
3219 | char *input_target = NULL; |
3220 | char *output_target = NULL; | |
b34976b6 AM |
3221 | bfd_boolean show_version = FALSE; |
3222 | bfd_boolean change_warn = TRUE; | |
7c29036b | 3223 | bfd_boolean formats_info = FALSE; |
252b5132 RH |
3224 | int c; |
3225 | struct section_list *p; | |
3226 | struct stat statbuf; | |
8b31b6c4 | 3227 | const bfd_arch_info_type *input_arch = NULL; |
252b5132 | 3228 | |
5fe11841 | 3229 | while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:G:R:SpgxXHhVvW:w", |
252b5132 RH |
3230 | copy_options, (int *) 0)) != EOF) |
3231 | { | |
3232 | switch (c) | |
3233 | { | |
3234 | case 'b': | |
3235 | copy_byte = atoi (optarg); | |
3236 | if (copy_byte < 0) | |
3237 | fatal (_("byte number must be non-negative")); | |
3238 | break; | |
57938635 | 3239 | |
0af11b59 | 3240 | case 'B': |
8b31b6c4 NC |
3241 | input_arch = bfd_scan_arch (optarg); |
3242 | if (input_arch == NULL) | |
3243 | fatal (_("architecture %s unknown"), optarg); | |
0af11b59 | 3244 | break; |
43a0748c | 3245 | |
252b5132 | 3246 | case 'i': |
b7dd81f7 NC |
3247 | if (optarg) |
3248 | { | |
3249 | interleave = atoi (optarg); | |
3250 | if (interleave < 1) | |
3251 | fatal (_("interleave must be positive")); | |
3252 | } | |
3253 | else | |
3254 | interleave = 4; | |
3255 | break; | |
3256 | ||
3257 | case OPTION_INTERLEAVE_WIDTH: | |
3258 | copy_width = atoi (optarg); | |
3259 | if (copy_width < 1) | |
3260 | fatal(_("interleave width must be positive")); | |
252b5132 | 3261 | break; |
57938635 | 3262 | |
252b5132 RH |
3263 | case 'I': |
3264 | case 's': /* "source" - 'I' is preferred */ | |
3265 | input_target = optarg; | |
3266 | break; | |
57938635 | 3267 | |
252b5132 RH |
3268 | case 'O': |
3269 | case 'd': /* "destination" - 'O' is preferred */ | |
3270 | output_target = optarg; | |
3271 | break; | |
57938635 | 3272 | |
252b5132 RH |
3273 | case 'F': |
3274 | input_target = output_target = optarg; | |
3275 | break; | |
57938635 | 3276 | |
f91ea849 | 3277 | case 'j': |
b34976b6 | 3278 | p = find_section_list (optarg, TRUE); |
f91ea849 ILT |
3279 | if (p->remove) |
3280 | fatal (_("%s both copied and removed"), optarg); | |
b34976b6 AM |
3281 | p->copy = TRUE; |
3282 | sections_copied = TRUE; | |
f91ea849 | 3283 | break; |
57938635 | 3284 | |
252b5132 | 3285 | case 'R': |
b34976b6 | 3286 | p = find_section_list (optarg, TRUE); |
f91ea849 ILT |
3287 | if (p->copy) |
3288 | fatal (_("%s both copied and removed"), optarg); | |
b34976b6 AM |
3289 | p->remove = TRUE; |
3290 | sections_removed = TRUE; | |
252b5132 | 3291 | break; |
57938635 | 3292 | |
252b5132 RH |
3293 | case 'S': |
3294 | strip_symbols = STRIP_ALL; | |
3295 | break; | |
57938635 | 3296 | |
252b5132 RH |
3297 | case 'g': |
3298 | strip_symbols = STRIP_DEBUG; | |
3299 | break; | |
57938635 | 3300 | |
252b5132 RH |
3301 | case OPTION_STRIP_UNNEEDED: |
3302 | strip_symbols = STRIP_UNNEEDED; | |
3303 | break; | |
57938635 | 3304 | |
ed1653a7 NC |
3305 | case OPTION_ONLY_KEEP_DEBUG: |
3306 | strip_symbols = STRIP_NONDEBUG; | |
3307 | break; | |
3308 | ||
1637cd90 JB |
3309 | case OPTION_KEEP_FILE_SYMBOLS: |
3310 | keep_file_symbols = 1; | |
3311 | break; | |
3312 | ||
2593f09a NC |
3313 | case OPTION_ADD_GNU_DEBUGLINK: |
3314 | gnu_debuglink_filename = optarg; | |
3315 | break; | |
3316 | ||
252b5132 | 3317 | case 'K': |
047c9024 | 3318 | add_specific_symbol (optarg, keep_specific_htab); |
252b5132 | 3319 | break; |
57938635 | 3320 | |
252b5132 | 3321 | case 'N': |
047c9024 | 3322 | add_specific_symbol (optarg, strip_specific_htab); |
252b5132 | 3323 | break; |
57938635 | 3324 | |
bcf32829 | 3325 | case OPTION_STRIP_UNNEEDED_SYMBOL: |
047c9024 | 3326 | add_specific_symbol (optarg, strip_unneeded_htab); |
bcf32829 JB |
3327 | break; |
3328 | ||
252b5132 | 3329 | case 'L': |
047c9024 | 3330 | add_specific_symbol (optarg, localize_specific_htab); |
252b5132 | 3331 | break; |
57938635 | 3332 | |
7b4a0685 | 3333 | case OPTION_GLOBALIZE_SYMBOL: |
047c9024 | 3334 | add_specific_symbol (optarg, globalize_specific_htab); |
7b4a0685 NC |
3335 | break; |
3336 | ||
16b2b71c | 3337 | case 'G': |
047c9024 | 3338 | add_specific_symbol (optarg, keepglobal_specific_htab); |
16b2b71c NC |
3339 | break; |
3340 | ||
252b5132 | 3341 | case 'W': |
047c9024 | 3342 | add_specific_symbol (optarg, weaken_specific_htab); |
252b5132 | 3343 | break; |
57938635 | 3344 | |
252b5132 | 3345 | case 'p': |
b34976b6 | 3346 | preserve_dates = TRUE; |
252b5132 | 3347 | break; |
57938635 | 3348 | |
5fe11841 NC |
3349 | case 'w': |
3350 | wildcard = TRUE; | |
3351 | break; | |
3352 | ||
252b5132 RH |
3353 | case 'x': |
3354 | discard_locals = LOCALS_ALL; | |
3355 | break; | |
57938635 | 3356 | |
252b5132 RH |
3357 | case 'X': |
3358 | discard_locals = LOCALS_START_L; | |
3359 | break; | |
57938635 | 3360 | |
252b5132 | 3361 | case 'v': |
b34976b6 | 3362 | verbose = TRUE; |
252b5132 | 3363 | break; |
57938635 | 3364 | |
252b5132 | 3365 | case 'V': |
b34976b6 | 3366 | show_version = TRUE; |
252b5132 | 3367 | break; |
57938635 | 3368 | |
7c29036b NC |
3369 | case OPTION_FORMATS_INFO: |
3370 | formats_info = TRUE; | |
3371 | break; | |
3372 | ||
252b5132 | 3373 | case OPTION_WEAKEN: |
b34976b6 | 3374 | weaken = TRUE; |
252b5132 | 3375 | break; |
57938635 | 3376 | |
252b5132 RH |
3377 | case OPTION_ADD_SECTION: |
3378 | { | |
3379 | const char *s; | |
500ee42e | 3380 | size_t off, alloc; |
252b5132 | 3381 | struct section_add *pa; |
252b5132 RH |
3382 | FILE *f; |
3383 | ||
3384 | s = strchr (optarg, '='); | |
57938635 | 3385 | |
252b5132 | 3386 | if (s == NULL) |
57938635 | 3387 | fatal (_("bad format for %s"), "--add-section"); |
252b5132 | 3388 | |
3f5e193b | 3389 | pa = (struct section_add *) xmalloc (sizeof (struct section_add)); |
500ee42e | 3390 | pa->name = xstrndup (optarg, s - optarg); |
252b5132 RH |
3391 | pa->filename = s + 1; |
3392 | ||
500ee42e ILT |
3393 | /* We don't use get_file_size so that we can do |
3394 | --add-section .note.GNU_stack=/dev/null | |
3395 | get_file_size doesn't work on /dev/null. */ | |
57938635 | 3396 | |
500ee42e | 3397 | f = fopen (pa->filename, FOPEN_RB); |
252b5132 | 3398 | if (f == NULL) |
84e2f313 NC |
3399 | fatal (_("cannot open: %s: %s"), |
3400 | pa->filename, strerror (errno)); | |
57938635 | 3401 | |
500ee42e ILT |
3402 | off = 0; |
3403 | alloc = 4096; | |
3404 | pa->contents = (bfd_byte *) xmalloc (alloc); | |
3405 | while (!feof (f)) | |
3406 | { | |
3407 | off_t got; | |
3408 | ||
3409 | if (off == alloc) | |
3410 | { | |
3411 | alloc <<= 1; | |
3412 | pa->contents = (bfd_byte *) xrealloc (pa->contents, alloc); | |
3413 | } | |
3414 | ||
3415 | got = fread (pa->contents + off, 1, alloc - off, f); | |
3416 | if (ferror (f)) | |
3417 | fatal (_("%s: fread failed"), pa->filename); | |
3418 | ||
3419 | off += got; | |
3420 | } | |
3421 | ||
3422 | pa->size = off; | |
252b5132 RH |
3423 | |
3424 | fclose (f); | |
3425 | ||
3426 | pa->next = add_sections; | |
3427 | add_sections = pa; | |
3428 | } | |
3429 | break; | |
57938635 | 3430 | |
252b5132 RH |
3431 | case OPTION_CHANGE_START: |
3432 | change_start = parse_vma (optarg, "--change-start"); | |
3433 | break; | |
57938635 | 3434 | |
252b5132 RH |
3435 | case OPTION_CHANGE_SECTION_ADDRESS: |
3436 | case OPTION_CHANGE_SECTION_LMA: | |
3437 | case OPTION_CHANGE_SECTION_VMA: | |
3438 | { | |
3439 | const char *s; | |
3440 | int len; | |
3441 | char *name; | |
b4c96d0d | 3442 | char *option = NULL; |
252b5132 | 3443 | bfd_vma val; |
b4c96d0d | 3444 | enum change_action what = CHANGE_IGNORE; |
57938635 | 3445 | |
252b5132 RH |
3446 | switch (c) |
3447 | { | |
b4c96d0d ILT |
3448 | case OPTION_CHANGE_SECTION_ADDRESS: |
3449 | option = "--change-section-address"; | |
3450 | break; | |
3451 | case OPTION_CHANGE_SECTION_LMA: | |
3452 | option = "--change-section-lma"; | |
3453 | break; | |
3454 | case OPTION_CHANGE_SECTION_VMA: | |
3455 | option = "--change-section-vma"; | |
3456 | break; | |
252b5132 | 3457 | } |
57938635 | 3458 | |
252b5132 RH |
3459 | s = strchr (optarg, '='); |
3460 | if (s == NULL) | |
3461 | { | |
3462 | s = strchr (optarg, '+'); | |
3463 | if (s == NULL) | |
3464 | { | |
3465 | s = strchr (optarg, '-'); | |
3466 | if (s == NULL) | |
3467 | fatal (_("bad format for %s"), option); | |
3468 | } | |
3469 | } | |
3470 | ||
3471 | len = s - optarg; | |
3f5e193b | 3472 | name = (char *) xmalloc (len + 1); |
252b5132 RH |
3473 | strncpy (name, optarg, len); |
3474 | name[len] = '\0'; | |
3475 | ||
b34976b6 | 3476 | p = find_section_list (name, TRUE); |
252b5132 RH |
3477 | |
3478 | val = parse_vma (s + 1, option); | |
3479 | ||
3480 | switch (*s) | |
3481 | { | |
3482 | case '=': what = CHANGE_SET; break; | |
3483 | case '-': val = - val; /* Drop through. */ | |
3484 | case '+': what = CHANGE_MODIFY; break; | |
3485 | } | |
57938635 | 3486 | |
252b5132 RH |
3487 | switch (c) |
3488 | { | |
3489 | case OPTION_CHANGE_SECTION_ADDRESS: | |
3490 | p->change_vma = what; | |
3491 | p->vma_val = val; | |
3492 | /* Drop through. */ | |
57938635 | 3493 | |
252b5132 RH |
3494 | case OPTION_CHANGE_SECTION_LMA: |
3495 | p->change_lma = what; | |
3496 | p->lma_val = val; | |
3497 | break; | |
57938635 | 3498 | |
252b5132 RH |
3499 | case OPTION_CHANGE_SECTION_VMA: |
3500 | p->change_vma = what; | |
3501 | p->vma_val = val; | |
3502 | break; | |
3503 | } | |
3504 | } | |
3505 | break; | |
57938635 | 3506 | |
252b5132 RH |
3507 | case OPTION_CHANGE_ADDRESSES: |
3508 | change_section_address = parse_vma (optarg, "--change-addresses"); | |
3509 | change_start = change_section_address; | |
3510 | break; | |
57938635 | 3511 | |
252b5132 | 3512 | case OPTION_CHANGE_WARNINGS: |
b34976b6 | 3513 | change_warn = TRUE; |
252b5132 | 3514 | break; |
57938635 | 3515 | |
252b5132 | 3516 | case OPTION_CHANGE_LEADING_CHAR: |
b34976b6 | 3517 | change_leading_char = TRUE; |
252b5132 | 3518 | break; |
57938635 | 3519 | |
4a114e3e L |
3520 | case OPTION_COMPRESS_DEBUG_SECTIONS: |
3521 | do_debug_sections = compress; | |
3522 | break; | |
3523 | ||
252b5132 | 3524 | case OPTION_DEBUGGING: |
b34976b6 | 3525 | convert_debugging = TRUE; |
252b5132 | 3526 | break; |
57938635 | 3527 | |
4a114e3e L |
3528 | case OPTION_DECOMPRESS_DEBUG_SECTIONS: |
3529 | do_debug_sections = decompress; | |
3530 | break; | |
3531 | ||
252b5132 RH |
3532 | case OPTION_GAP_FILL: |
3533 | { | |
3534 | bfd_vma gap_fill_vma; | |
3535 | ||
3536 | gap_fill_vma = parse_vma (optarg, "--gap-fill"); | |
3537 | gap_fill = (bfd_byte) gap_fill_vma; | |
3538 | if ((bfd_vma) gap_fill != gap_fill_vma) | |
3539 | { | |
3540 | char buff[20]; | |
57938635 | 3541 | |
252b5132 | 3542 | sprintf_vma (buff, gap_fill_vma); |
57938635 | 3543 | |
252b5132 RH |
3544 | non_fatal (_("Warning: truncating gap-fill from 0x%s to 0x%x"), |
3545 | buff, gap_fill); | |
3546 | } | |
b34976b6 | 3547 | gap_fill_set = TRUE; |
252b5132 RH |
3548 | } |
3549 | break; | |
57938635 | 3550 | |
252b5132 | 3551 | case OPTION_NO_CHANGE_WARNINGS: |
b34976b6 | 3552 | change_warn = FALSE; |
252b5132 | 3553 | break; |
57938635 | 3554 | |
252b5132 RH |
3555 | case OPTION_PAD_TO: |
3556 | pad_to = parse_vma (optarg, "--pad-to"); | |
b34976b6 | 3557 | pad_to_set = TRUE; |
252b5132 | 3558 | break; |
57938635 | 3559 | |
252b5132 | 3560 | case OPTION_REMOVE_LEADING_CHAR: |
b34976b6 | 3561 | remove_leading_char = TRUE; |
252b5132 | 3562 | break; |
57938635 AM |
3563 | |
3564 | case OPTION_REDEFINE_SYM: | |
3565 | { | |
3566 | /* Push this redefinition onto redefine_symbol_list. */ | |
3567 | ||
3568 | int len; | |
3569 | const char *s; | |
3570 | const char *nextarg; | |
3571 | char *source, *target; | |
3572 | ||
3573 | s = strchr (optarg, '='); | |
3574 | if (s == NULL) | |
594ef5db | 3575 | fatal (_("bad format for %s"), "--redefine-sym"); |
57938635 AM |
3576 | |
3577 | len = s - optarg; | |
3f5e193b | 3578 | source = (char *) xmalloc (len + 1); |
57938635 AM |
3579 | strncpy (source, optarg, len); |
3580 | source[len] = '\0'; | |
3581 | ||
3582 | nextarg = s + 1; | |
3583 | len = strlen (nextarg); | |
3f5e193b | 3584 | target = (char *) xmalloc (len + 1); |
57938635 AM |
3585 | strcpy (target, nextarg); |
3586 | ||
92991082 | 3587 | redefine_list_append ("--redefine-sym", source, target); |
57938635 AM |
3588 | |
3589 | free (source); | |
3590 | free (target); | |
3591 | } | |
3592 | break; | |
3593 | ||
92991082 JT |
3594 | case OPTION_REDEFINE_SYMS: |
3595 | add_redefine_syms_file (optarg); | |
3596 | break; | |
3597 | ||
252b5132 RH |
3598 | case OPTION_SET_SECTION_FLAGS: |
3599 | { | |
3600 | const char *s; | |
3601 | int len; | |
3602 | char *name; | |
3603 | ||
3604 | s = strchr (optarg, '='); | |
3605 | if (s == NULL) | |
57938635 | 3606 | fatal (_("bad format for %s"), "--set-section-flags"); |
252b5132 RH |
3607 | |
3608 | len = s - optarg; | |
3f5e193b | 3609 | name = (char *) xmalloc (len + 1); |
252b5132 RH |
3610 | strncpy (name, optarg, len); |
3611 | name[len] = '\0'; | |
3612 | ||
b34976b6 | 3613 | p = find_section_list (name, TRUE); |
252b5132 | 3614 | |
b34976b6 | 3615 | p->set_flags = TRUE; |
252b5132 RH |
3616 | p->flags = parse_flags (s + 1); |
3617 | } | |
3618 | break; | |
57938635 | 3619 | |
594ef5db NC |
3620 | case OPTION_RENAME_SECTION: |
3621 | { | |
3622 | flagword flags; | |
3bcfb3e4 AM |
3623 | const char *eq, *fl; |
3624 | char *old_name; | |
3625 | char *new_name; | |
594ef5db NC |
3626 | unsigned int len; |
3627 | ||
3bcfb3e4 AM |
3628 | eq = strchr (optarg, '='); |
3629 | if (eq == NULL) | |
594ef5db NC |
3630 | fatal (_("bad format for %s"), "--rename-section"); |
3631 | ||
3bcfb3e4 | 3632 | len = eq - optarg; |
594ef5db | 3633 | if (len == 0) |
3bcfb3e4 | 3634 | fatal (_("bad format for %s"), "--rename-section"); |
594ef5db | 3635 | |
3f5e193b | 3636 | old_name = (char *) xmalloc (len + 1); |
594ef5db NC |
3637 | strncpy (old_name, optarg, len); |
3638 | old_name[len] = 0; | |
3639 | ||
3bcfb3e4 AM |
3640 | eq++; |
3641 | fl = strchr (eq, ','); | |
3642 | if (fl) | |
594ef5db | 3643 | { |
3bcfb3e4 AM |
3644 | flags = parse_flags (fl + 1); |
3645 | len = fl - eq; | |
594ef5db NC |
3646 | } |
3647 | else | |
3648 | { | |
594ef5db | 3649 | flags = -1; |
3bcfb3e4 | 3650 | len = strlen (eq); |
594ef5db NC |
3651 | } |
3652 | ||
3bcfb3e4 AM |
3653 | if (len == 0) |
3654 | fatal (_("bad format for %s"), "--rename-section"); | |
3655 | ||
3f5e193b | 3656 | new_name = (char *) xmalloc (len + 1); |
3bcfb3e4 AM |
3657 | strncpy (new_name, eq, len); |
3658 | new_name[len] = 0; | |
3659 | ||
594ef5db NC |
3660 | add_section_rename (old_name, new_name, flags); |
3661 | } | |
3662 | break; | |
3663 | ||
252b5132 RH |
3664 | case OPTION_SET_START: |
3665 | set_start = parse_vma (optarg, "--set-start"); | |
b34976b6 | 3666 | set_start_set = TRUE; |
252b5132 | 3667 | break; |
57938635 | 3668 | |
0af11b59 KH |
3669 | case OPTION_SREC_LEN: |
3670 | Chunk = parse_vma (optarg, "--srec-len"); | |
3671 | break; | |
420496c1 | 3672 | |
0af11b59 | 3673 | case OPTION_SREC_FORCES3: |
b34976b6 | 3674 | S3Forced = TRUE; |
0af11b59 | 3675 | break; |
420496c1 | 3676 | |
16b2b71c | 3677 | case OPTION_STRIP_SYMBOLS: |
047c9024 | 3678 | add_specific_symbols (optarg, strip_specific_htab); |
16b2b71c NC |
3679 | break; |
3680 | ||
bcf32829 | 3681 | case OPTION_STRIP_UNNEEDED_SYMBOLS: |
047c9024 | 3682 | add_specific_symbols (optarg, strip_unneeded_htab); |
bcf32829 JB |
3683 | break; |
3684 | ||
16b2b71c | 3685 | case OPTION_KEEP_SYMBOLS: |
047c9024 | 3686 | add_specific_symbols (optarg, keep_specific_htab); |
16b2b71c NC |
3687 | break; |
3688 | ||
d58c2e3a RS |
3689 | case OPTION_LOCALIZE_HIDDEN: |
3690 | localize_hidden = TRUE; | |
3691 | break; | |
3692 | ||
16b2b71c | 3693 | case OPTION_LOCALIZE_SYMBOLS: |
047c9024 | 3694 | add_specific_symbols (optarg, localize_specific_htab); |
16b2b71c NC |
3695 | break; |
3696 | ||
0408dee6 DK |
3697 | case OPTION_LONG_SECTION_NAMES: |
3698 | if (!strcmp ("enable", optarg)) | |
3699 | long_section_names = ENABLE; | |
3700 | else if (!strcmp ("disable", optarg)) | |
3701 | long_section_names = DISABLE; | |
3702 | else if (!strcmp ("keep", optarg)) | |
3703 | long_section_names = KEEP; | |
3704 | else | |
3705 | fatal (_("unknown long section names option '%s'"), optarg); | |
3706 | break; | |
3707 | ||
7b4a0685 | 3708 | case OPTION_GLOBALIZE_SYMBOLS: |
047c9024 | 3709 | add_specific_symbols (optarg, globalize_specific_htab); |
7b4a0685 NC |
3710 | break; |
3711 | ||
16b2b71c | 3712 | case OPTION_KEEPGLOBAL_SYMBOLS: |
047c9024 | 3713 | add_specific_symbols (optarg, keepglobal_specific_htab); |
16b2b71c NC |
3714 | break; |
3715 | ||
3716 | case OPTION_WEAKEN_SYMBOLS: | |
047c9024 | 3717 | add_specific_symbols (optarg, weaken_specific_htab); |
16b2b71c NC |
3718 | break; |
3719 | ||
1ae8b3d2 | 3720 | case OPTION_ALT_MACH_CODE: |
f9d4ad2a NC |
3721 | use_alt_mach_code = strtoul (optarg, NULL, 0); |
3722 | if (use_alt_mach_code == 0) | |
3723 | fatal (_("unable to parse alternative machine code")); | |
1ae8b3d2 AO |
3724 | break; |
3725 | ||
d7fb0dd2 NC |
3726 | case OPTION_PREFIX_SYMBOLS: |
3727 | prefix_symbols_string = optarg; | |
3728 | break; | |
3729 | ||
3730 | case OPTION_PREFIX_SECTIONS: | |
3731 | prefix_sections_string = optarg; | |
3732 | break; | |
3733 | ||
3734 | case OPTION_PREFIX_ALLOC_SECTIONS: | |
3735 | prefix_alloc_sections_string = optarg; | |
3736 | break; | |
3737 | ||
4087920c MR |
3738 | case OPTION_READONLY_TEXT: |
3739 | bfd_flags_to_set |= WP_TEXT; | |
3740 | bfd_flags_to_clear &= ~WP_TEXT; | |
3741 | break; | |
3742 | ||
3743 | case OPTION_WRITABLE_TEXT: | |
3744 | bfd_flags_to_clear |= WP_TEXT; | |
3745 | bfd_flags_to_set &= ~WP_TEXT; | |
3746 | break; | |
3747 | ||
3748 | case OPTION_PURE: | |
3749 | bfd_flags_to_set |= D_PAGED; | |
3750 | bfd_flags_to_clear &= ~D_PAGED; | |
3751 | break; | |
3752 | ||
3753 | case OPTION_IMPURE: | |
3754 | bfd_flags_to_clear |= D_PAGED; | |
3755 | bfd_flags_to_set &= ~D_PAGED; | |
3756 | break; | |
3757 | ||
d3e52d40 RS |
3758 | case OPTION_EXTRACT_SYMBOL: |
3759 | extract_symbol = TRUE; | |
3760 | break; | |
3761 | ||
9e48b4c6 NC |
3762 | case OPTION_REVERSE_BYTES: |
3763 | { | |
3764 | int prev = reverse_bytes; | |
3765 | ||
3766 | reverse_bytes = atoi (optarg); | |
3767 | if ((reverse_bytes <= 0) || ((reverse_bytes % 2) != 0)) | |
3768 | fatal (_("number of bytes to reverse must be positive and even")); | |
3769 | ||
3770 | if (prev && prev != reverse_bytes) | |
3771 | non_fatal (_("Warning: ignoring previous --reverse-bytes value of %d"), | |
3772 | prev); | |
3773 | break; | |
3774 | } | |
3775 | ||
92dd4511 L |
3776 | case OPTION_FILE_ALIGNMENT: |
3777 | pe_file_alignment = parse_vma (optarg, "--file-alignment"); | |
3778 | break; | |
3779 | ||
3780 | case OPTION_HEAP: | |
3781 | { | |
3782 | char *end; | |
3783 | pe_heap_reserve = strtoul (optarg, &end, 0); | |
3784 | if (end == optarg | |
3785 | || (*end != '.' && *end != '\0')) | |
3786 | non_fatal (_("%s: invalid reserve value for --heap"), | |
3787 | optarg); | |
3788 | else if (*end != '\0') | |
3789 | { | |
3790 | pe_heap_commit = strtoul (end + 1, &end, 0); | |
3791 | if (*end != '\0') | |
3792 | non_fatal (_("%s: invalid commit value for --heap"), | |
3793 | optarg); | |
3794 | } | |
3795 | } | |
3796 | break; | |
3797 | ||
3798 | case OPTION_IMAGE_BASE: | |
3799 | pe_image_base = parse_vma (optarg, "--image-base"); | |
3800 | break; | |
3801 | ||
3802 | case OPTION_SECTION_ALIGNMENT: | |
3803 | pe_section_alignment = parse_vma (optarg, | |
3804 | "--section-alignment"); | |
3805 | break; | |
3806 | ||
3807 | case OPTION_SUBSYSTEM: | |
3808 | set_pe_subsystem (optarg); | |
3809 | break; | |
3810 | ||
3811 | case OPTION_STACK: | |
3812 | { | |
3813 | char *end; | |
3814 | pe_stack_reserve = strtoul (optarg, &end, 0); | |
3815 | if (end == optarg | |
3816 | || (*end != '.' && *end != '\0')) | |
3817 | non_fatal (_("%s: invalid reserve value for --stack"), | |
3818 | optarg); | |
3819 | else if (*end != '\0') | |
3820 | { | |
3821 | pe_stack_commit = strtoul (end + 1, &end, 0); | |
3822 | if (*end != '\0') | |
3823 | non_fatal (_("%s: invalid commit value for --stack"), | |
3824 | optarg); | |
3825 | } | |
3826 | } | |
3827 | break; | |
3828 | ||
252b5132 | 3829 | case 0: |
2593f09a NC |
3830 | /* We've been given a long option. */ |
3831 | break; | |
57938635 | 3832 | |
8b53311e | 3833 | case 'H': |
252b5132 RH |
3834 | case 'h': |
3835 | copy_usage (stdout, 0); | |
57938635 | 3836 | |
252b5132 RH |
3837 | default: |
3838 | copy_usage (stderr, 1); | |
3839 | } | |
3840 | } | |
3841 | ||
7c29036b NC |
3842 | if (formats_info) |
3843 | { | |
3844 | display_info (); | |
3845 | return 0; | |
3846 | } | |
c1c0eb9e | 3847 | |
252b5132 RH |
3848 | if (show_version) |
3849 | print_version ("objcopy"); | |
3850 | ||
b7dd81f7 NC |
3851 | if (interleave && copy_byte == -1) |
3852 | fatal (_("interleave start byte must be set with --byte")); | |
3853 | ||
252b5132 RH |
3854 | if (copy_byte >= interleave) |
3855 | fatal (_("byte number must be less than interleave")); | |
3856 | ||
b7dd81f7 NC |
3857 | if (copy_width > interleave - copy_byte) |
3858 | fatal (_("interleave width must be less than or equal to interleave - byte`")); | |
3859 | ||
252b5132 RH |
3860 | if (optind == argc || optind + 2 < argc) |
3861 | copy_usage (stderr, 1); | |
3862 | ||
3863 | input_filename = argv[optind]; | |
3864 | if (optind + 1 < argc) | |
3865 | output_filename = argv[optind + 1]; | |
3866 | ||
3867 | /* Default is to strip no symbols. */ | |
3868 | if (strip_symbols == STRIP_UNDEF && discard_locals == LOCALS_UNDEF) | |
3869 | strip_symbols = STRIP_NONE; | |
3870 | ||
d3ba0551 | 3871 | if (output_target == NULL) |
252b5132 RH |
3872 | output_target = input_target; |
3873 | ||
92dd4511 L |
3874 | /* Convert input EFI target to PEI target. */ |
3875 | if (input_target != NULL | |
3876 | && strncmp (input_target, "efi-", 4) == 0) | |
3877 | { | |
3878 | char *efi; | |
3879 | ||
3880 | efi = xstrdup (output_target + 4); | |
3881 | if (strncmp (efi, "bsdrv-", 6) == 0 | |
3882 | || strncmp (efi, "rtdrv-", 6) == 0) | |
3883 | efi += 2; | |
3884 | else if (strncmp (efi, "app-", 4) != 0) | |
3885 | fatal (_("unknown input EFI target: %s"), input_target); | |
3886 | ||
3887 | input_target = efi; | |
3888 | convert_efi_target (efi); | |
3889 | } | |
3890 | ||
3891 | /* Convert output EFI target to PEI target. */ | |
3892 | if (output_target != NULL | |
3893 | && strncmp (output_target, "efi-", 4) == 0) | |
3894 | { | |
3895 | char *efi; | |
3896 | ||
3897 | efi = xstrdup (output_target + 4); | |
3898 | if (strncmp (efi, "app-", 4) == 0) | |
3899 | { | |
3900 | if (pe_subsystem == -1) | |
3901 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_APPLICATION; | |
3902 | } | |
3903 | else if (strncmp (efi, "bsdrv-", 6) == 0) | |
3904 | { | |
3905 | if (pe_subsystem == -1) | |
3906 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER; | |
3907 | efi += 2; | |
3908 | } | |
3909 | else if (strncmp (efi, "rtdrv-", 6) == 0) | |
3910 | { | |
3911 | if (pe_subsystem == -1) | |
3912 | pe_subsystem = IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER; | |
3913 | efi += 2; | |
3914 | } | |
3915 | else | |
3916 | fatal (_("unknown output EFI target: %s"), output_target); | |
3917 | ||
3918 | if (pe_file_alignment == (bfd_vma) -1) | |
3919 | pe_file_alignment = PE_DEF_FILE_ALIGNMENT; | |
3920 | if (pe_section_alignment == (bfd_vma) -1) | |
3921 | pe_section_alignment = PE_DEF_SECTION_ALIGNMENT; | |
3922 | ||
3923 | output_target = efi; | |
3924 | convert_efi_target (efi); | |
3925 | } | |
3926 | ||
43a0748c NC |
3927 | if (preserve_dates) |
3928 | if (stat (input_filename, & statbuf) < 0) | |
f24ddbdd NC |
3929 | fatal (_("warning: could not locate '%s'. System error message: %s"), |
3930 | input_filename, strerror (errno)); | |
43a0748c | 3931 | |
0fcdcb91 | 3932 | /* If there is no destination file, or the source and destination files |
d3ba0551 | 3933 | are the same, then create a temp and rename the result into the input. */ |
8b6efd89 KT |
3934 | if (output_filename == NULL |
3935 | || filename_cmp (input_filename, output_filename) == 0) | |
12f498a7 | 3936 | tmpname = make_tempname (input_filename); |
252b5132 | 3937 | else |
12f498a7 | 3938 | tmpname = output_filename; |
c1c0eb9e | 3939 | |
12f498a7 NS |
3940 | if (tmpname == NULL) |
3941 | fatal (_("warning: could not create temporary file whilst copying '%s', (error: %s)"), | |
3942 | input_filename, strerror (errno)); | |
594ef5db | 3943 | |
8b31b6c4 | 3944 | copy_file (input_filename, tmpname, input_target, output_target, input_arch); |
12f498a7 NS |
3945 | if (status == 0) |
3946 | { | |
3947 | if (preserve_dates) | |
3948 | set_times (tmpname, &statbuf); | |
3949 | if (tmpname != output_filename) | |
92fac5ec L |
3950 | status = (smart_rename (tmpname, input_filename, |
3951 | preserve_dates) != 0); | |
252b5132 | 3952 | } |
12f498a7 NS |
3953 | else |
3954 | unlink_if_ordinary (tmpname); | |
252b5132 RH |
3955 | |
3956 | if (change_warn) | |
3957 | { | |
3958 | for (p = change_sections; p != NULL; p = p->next) | |
3959 | { | |
3960 | if (! p->used) | |
3961 | { | |
3962 | if (p->change_vma != CHANGE_IGNORE) | |
3963 | { | |
3964 | char buff [20]; | |
3965 | ||
3966 | sprintf_vma (buff, p->vma_val); | |
57938635 | 3967 | |
252b5132 | 3968 | /* xgettext:c-format */ |
57938635 AM |
3969 | non_fatal (_("%s %s%c0x%s never used"), |
3970 | "--change-section-vma", | |
252b5132 RH |
3971 | p->name, |
3972 | p->change_vma == CHANGE_SET ? '=' : '+', | |
3973 | buff); | |
3974 | } | |
57938635 | 3975 | |
252b5132 RH |
3976 | if (p->change_lma != CHANGE_IGNORE) |
3977 | { | |
3978 | char buff [20]; | |
3979 | ||
3980 | sprintf_vma (buff, p->lma_val); | |
57938635 | 3981 | |
252b5132 | 3982 | /* xgettext:c-format */ |
57938635 AM |
3983 | non_fatal (_("%s %s%c0x%s never used"), |
3984 | "--change-section-lma", | |
252b5132 RH |
3985 | p->name, |
3986 | p->change_lma == CHANGE_SET ? '=' : '+', | |
3987 | buff); | |
3988 | } | |
3989 | } | |
3990 | } | |
3991 | } | |
3992 | ||
3993 | return 0; | |
3994 | } | |
3995 | ||
3996 | int | |
84e2f313 | 3997 | main (int argc, char *argv[]) |
252b5132 RH |
3998 | { |
3999 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
4000 | setlocale (LC_MESSAGES, ""); | |
3882b010 L |
4001 | #endif |
4002 | #if defined (HAVE_SETLOCALE) | |
4003 | setlocale (LC_CTYPE, ""); | |
252b5132 RH |
4004 | #endif |
4005 | bindtextdomain (PACKAGE, LOCALEDIR); | |
4006 | textdomain (PACKAGE); | |
4007 | ||
4008 | program_name = argv[0]; | |
4009 | xmalloc_set_program_name (program_name); | |
4010 | ||
4011 | START_PROGRESS (program_name, 0); | |
4012 | ||
869b9d07 MM |
4013 | expandargv (&argc, &argv); |
4014 | ||
252b5132 RH |
4015 | strip_symbols = STRIP_UNDEF; |
4016 | discard_locals = LOCALS_UNDEF; | |
4017 | ||
4018 | bfd_init (); | |
4019 | set_default_bfd_target (); | |
4020 | ||
4021 | if (is_strip < 0) | |
4022 | { | |
4023 | int i = strlen (program_name); | |
5af11cab AM |
4024 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
4025 | /* Drop the .exe suffix, if any. */ | |
4026 | if (i > 4 && FILENAME_CMP (program_name + i - 4, ".exe") == 0) | |
4027 | { | |
4028 | i -= 4; | |
4029 | program_name[i] = '\0'; | |
4030 | } | |
4031 | #endif | |
4032 | is_strip = (i >= 5 && FILENAME_CMP (program_name + i - 5, "strip") == 0); | |
252b5132 RH |
4033 | } |
4034 | ||
047c9024 NC |
4035 | create_symbol_htabs (); |
4036 | ||
252b5132 RH |
4037 | if (is_strip) |
4038 | strip_main (argc, argv); | |
4039 | else | |
4040 | copy_main (argc, argv); | |
4041 | ||
4042 | END_PROGRESS (program_name); | |
4043 | ||
4044 | return status; | |
4045 | } |