Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* objcopy.c -- copy object file from input to output, optionally massaging it. |
8c2bc687 NC |
2 | Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
3 | 2001 | |
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 | |
10 | the Free Software Foundation; either version 2 of the License, or | |
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 | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
21 | 02111-1307, USA. */ | |
22 | \f | |
23 | #include "bfd.h" | |
24 | #include "progress.h" | |
25 | #include "bucomm.h" | |
26 | #include "getopt.h" | |
27 | #include "libiberty.h" | |
28 | #include "budbg.h" | |
5af11cab | 29 | #include "filenames.h" |
252b5132 RH |
30 | #include <sys/stat.h> |
31 | ||
32 | /* A list of symbols to explicitly strip out, or to keep. A linked | |
33 | list is good enough for a small number from the command line, but | |
34 | this will slow things down a lot if many symbols are being | |
35 | deleted. */ | |
36 | ||
37 | struct symlist | |
38 | { | |
39 | const char *name; | |
40 | struct symlist *next; | |
41 | }; | |
42 | ||
57938635 AM |
43 | /* A list to support redefine_sym. */ |
44 | struct redefine_node | |
45 | { | |
46 | char *source; | |
47 | char *target; | |
48 | struct redefine_node *next; | |
49 | }; | |
50 | ||
252b5132 RH |
51 | static void copy_usage PARAMS ((FILE *, int)); |
52 | static void strip_usage PARAMS ((FILE *, int)); | |
53 | static flagword parse_flags PARAMS ((const char *)); | |
54 | static struct section_list *find_section_list PARAMS ((const char *, boolean)); | |
55 | static void setup_section PARAMS ((bfd *, asection *, PTR)); | |
56 | static void copy_section PARAMS ((bfd *, asection *, PTR)); | |
57 | static void get_sections PARAMS ((bfd *, asection *, PTR)); | |
58 | static int compare_section_lma PARAMS ((const PTR, const PTR)); | |
59 | static void add_specific_symbol PARAMS ((const char *, struct symlist **)); | |
60 | static boolean is_specified_symbol PARAMS ((const char *, struct symlist *)); | |
61 | static boolean is_strip_section PARAMS ((bfd *, asection *)); | |
62 | static unsigned int filter_symbols | |
63 | PARAMS ((bfd *, bfd *, asymbol **, asymbol **, long)); | |
64 | static void mark_symbols_used_in_relocations PARAMS ((bfd *, asection *, PTR)); | |
65 | static void filter_bytes PARAMS ((char *, bfd_size_type *)); | |
66 | static boolean write_debugging_info PARAMS ((bfd *, PTR, long *, asymbol ***)); | |
67 | static void copy_object PARAMS ((bfd *, bfd *)); | |
68 | static void copy_archive PARAMS ((bfd *, bfd *, const char *)); | |
69 | static void copy_file | |
70 | PARAMS ((const char *, const char *, const char *, const char *)); | |
71 | static int strip_main PARAMS ((int, char **)); | |
72 | static int copy_main PARAMS ((int, char **)); | |
57938635 AM |
73 | static const char *lookup_sym_redefinition PARAMS((const char *)); |
74 | static void redefine_list_append PARAMS ((const char *, const char *)); | |
252b5132 RH |
75 | |
76 | #define RETURN_NONFATAL(s) {bfd_nonfatal (s); status = 1; return;} | |
77 | ||
78 | static asymbol **isympp = NULL; /* Input symbols */ | |
79 | static asymbol **osympp = NULL; /* Output symbols that survive stripping */ | |
80 | ||
81 | /* If `copy_byte' >= 0, copy only that byte of every `interleave' bytes. */ | |
82 | static int copy_byte = -1; | |
83 | static int interleave = 4; | |
84 | ||
85 | static boolean verbose; /* Print file and target names. */ | |
86 | static boolean preserve_dates; /* Preserve input file timestamp. */ | |
87 | static int status = 0; /* Exit status. */ | |
88 | ||
89 | enum strip_action | |
90 | { | |
91 | STRIP_UNDEF, | |
92 | STRIP_NONE, /* don't strip */ | |
93 | STRIP_DEBUG, /* strip all debugger symbols */ | |
94 | STRIP_UNNEEDED, /* strip unnecessary symbols */ | |
95 | STRIP_ALL /* strip all symbols */ | |
96 | }; | |
97 | ||
98 | /* Which symbols to remove. */ | |
99 | static enum strip_action strip_symbols; | |
100 | ||
101 | enum locals_action | |
102 | { | |
103 | LOCALS_UNDEF, | |
104 | LOCALS_START_L, /* discard locals starting with L */ | |
105 | LOCALS_ALL /* discard all locals */ | |
106 | }; | |
107 | ||
108 | /* Which local symbols to remove. Overrides STRIP_ALL. */ | |
109 | static enum locals_action discard_locals; | |
110 | ||
111 | /* What kind of change to perform. */ | |
112 | enum change_action | |
113 | { | |
114 | CHANGE_IGNORE, | |
115 | CHANGE_MODIFY, | |
116 | CHANGE_SET | |
117 | }; | |
118 | ||
119 | /* Structure used to hold lists of sections and actions to take. */ | |
120 | struct section_list | |
121 | { | |
122 | struct section_list * next; /* Next section to change. */ | |
123 | const char * name; /* Section name. */ | |
124 | boolean used; /* Whether this entry was used. */ | |
125 | boolean remove; /* Whether to remove this section. */ | |
f91ea849 | 126 | boolean copy; /* Whether to copy this section. */ |
252b5132 RH |
127 | enum change_action change_vma;/* Whether to change or set VMA. */ |
128 | bfd_vma vma_val; /* Amount to change by or set to. */ | |
129 | enum change_action change_lma;/* Whether to change or set LMA. */ | |
130 | bfd_vma lma_val; /* Amount to change by or set to. */ | |
131 | boolean set_flags; /* Whether to set the section flags. */ | |
132 | flagword flags; /* What to set the section flags to. */ | |
133 | }; | |
134 | ||
135 | static struct section_list *change_sections; | |
136 | static boolean sections_removed; | |
f91ea849 | 137 | static boolean sections_copied; |
252b5132 RH |
138 | |
139 | /* Changes to the start address. */ | |
140 | static bfd_vma change_start = 0; | |
141 | static boolean set_start_set = false; | |
142 | static bfd_vma set_start; | |
143 | ||
144 | /* Changes to section addresses. */ | |
145 | static bfd_vma change_section_address = 0; | |
146 | ||
147 | /* Filling gaps between sections. */ | |
148 | static boolean gap_fill_set = false; | |
149 | static bfd_byte gap_fill = 0; | |
150 | ||
151 | /* Pad to a given address. */ | |
152 | static boolean pad_to_set = false; | |
153 | static bfd_vma pad_to; | |
154 | ||
155 | /* List of sections to add. */ | |
156 | ||
157 | struct section_add | |
158 | { | |
159 | /* Next section to add. */ | |
160 | struct section_add *next; | |
161 | /* Name of section to add. */ | |
162 | const char *name; | |
163 | /* Name of file holding section contents. */ | |
164 | const char *filename; | |
165 | /* Size of file. */ | |
166 | size_t size; | |
167 | /* Contents of file. */ | |
168 | bfd_byte *contents; | |
169 | /* BFD section, after it has been added. */ | |
170 | asection *section; | |
171 | }; | |
172 | ||
173 | static struct section_add *add_sections; | |
174 | ||
175 | /* Whether to convert debugging information. */ | |
176 | ||
177 | static boolean convert_debugging = false; | |
178 | ||
179 | /* Whether to change the leading character in symbol names. */ | |
180 | ||
181 | static boolean change_leading_char = false; | |
182 | ||
183 | /* Whether to remove the leading character from global symbol names. */ | |
184 | ||
185 | static boolean remove_leading_char = false; | |
186 | ||
57938635 | 187 | /* List of symbols to strip, keep, localize, weaken, or redefine. */ |
252b5132 RH |
188 | |
189 | static struct symlist *strip_specific_list = NULL; | |
190 | static struct symlist *keep_specific_list = NULL; | |
191 | static struct symlist *localize_specific_list = NULL; | |
192 | static struct symlist *weaken_specific_list = NULL; | |
57938635 | 193 | static struct redefine_node *redefine_sym_list = NULL; |
252b5132 RH |
194 | |
195 | /* If this is true, we weaken global symbols (set BSF_WEAK). */ | |
196 | ||
197 | static boolean weaken = false; | |
198 | ||
199 | /* 150 isn't special; it's just an arbitrary non-ASCII char value. */ | |
200 | ||
201 | #define OPTION_ADD_SECTION 150 | |
202 | #define OPTION_CHANGE_ADDRESSES (OPTION_ADD_SECTION + 1) | |
203 | #define OPTION_CHANGE_LEADING_CHAR (OPTION_CHANGE_ADDRESSES + 1) | |
204 | #define OPTION_CHANGE_START (OPTION_CHANGE_LEADING_CHAR + 1) | |
205 | #define OPTION_CHANGE_SECTION_ADDRESS (OPTION_CHANGE_START + 1) | |
206 | #define OPTION_CHANGE_SECTION_LMA (OPTION_CHANGE_SECTION_ADDRESS + 1) | |
207 | #define OPTION_CHANGE_SECTION_VMA (OPTION_CHANGE_SECTION_LMA + 1) | |
208 | #define OPTION_CHANGE_WARNINGS (OPTION_CHANGE_SECTION_VMA + 1) | |
209 | #define OPTION_DEBUGGING (OPTION_CHANGE_WARNINGS + 1) | |
210 | #define OPTION_GAP_FILL (OPTION_DEBUGGING + 1) | |
211 | #define OPTION_NO_CHANGE_WARNINGS (OPTION_GAP_FILL + 1) | |
212 | #define OPTION_PAD_TO (OPTION_NO_CHANGE_WARNINGS + 1) | |
213 | #define OPTION_REMOVE_LEADING_CHAR (OPTION_PAD_TO + 1) | |
214 | #define OPTION_SET_SECTION_FLAGS (OPTION_REMOVE_LEADING_CHAR + 1) | |
215 | #define OPTION_SET_START (OPTION_SET_SECTION_FLAGS + 1) | |
216 | #define OPTION_STRIP_UNNEEDED (OPTION_SET_START + 1) | |
217 | #define OPTION_WEAKEN (OPTION_STRIP_UNNEEDED + 1) | |
57938635 | 218 | #define OPTION_REDEFINE_SYM (OPTION_WEAKEN + 1) |
420496c1 NC |
219 | #define OPTION_SREC_LEN (OPTION_REDEFINE_SYM + 1) |
220 | #define OPTION_SREC_FORCES3 (OPTION_SREC_LEN + 1) | |
252b5132 RH |
221 | |
222 | /* Options to handle if running as "strip". */ | |
223 | ||
224 | static struct option strip_options[] = | |
225 | { | |
226 | {"discard-all", no_argument, 0, 'x'}, | |
227 | {"discard-locals", no_argument, 0, 'X'}, | |
228 | {"format", required_argument, 0, 'F'}, /* Obsolete */ | |
229 | {"help", no_argument, 0, 'h'}, | |
230 | {"input-format", required_argument, 0, 'I'}, /* Obsolete */ | |
231 | {"input-target", required_argument, 0, 'I'}, | |
232 | {"keep-symbol", required_argument, 0, 'K'}, | |
233 | {"output-format", required_argument, 0, 'O'}, /* Obsolete */ | |
234 | {"output-target", required_argument, 0, 'O'}, | |
235 | {"preserve-dates", no_argument, 0, 'p'}, | |
236 | {"remove-section", required_argument, 0, 'R'}, | |
237 | {"strip-all", no_argument, 0, 's'}, | |
238 | {"strip-debug", no_argument, 0, 'S'}, | |
239 | {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED}, | |
240 | {"strip-symbol", required_argument, 0, 'N'}, | |
241 | {"target", required_argument, 0, 'F'}, | |
242 | {"verbose", no_argument, 0, 'v'}, | |
243 | {"version", no_argument, 0, 'V'}, | |
244 | {0, no_argument, 0, 0} | |
245 | }; | |
246 | ||
247 | /* Options to handle if running as "objcopy". */ | |
248 | ||
249 | static struct option copy_options[] = | |
250 | { | |
251 | {"add-section", required_argument, 0, OPTION_ADD_SECTION}, | |
252 | {"adjust-start", required_argument, 0, OPTION_CHANGE_START}, | |
253 | {"adjust-vma", required_argument, 0, OPTION_CHANGE_ADDRESSES}, | |
254 | {"adjust-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, | |
255 | {"adjust-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, | |
43a0748c | 256 | {"binary-architecture", required_argument, 0, 'B'}, |
252b5132 RH |
257 | {"byte", required_argument, 0, 'b'}, |
258 | {"change-addresses", required_argument, 0, OPTION_CHANGE_ADDRESSES}, | |
259 | {"change-leading-char", no_argument, 0, OPTION_CHANGE_LEADING_CHAR}, | |
260 | {"change-section-address", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS}, | |
261 | {"change-section-lma", required_argument, 0, OPTION_CHANGE_SECTION_LMA}, | |
262 | {"change-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_VMA}, | |
263 | {"change-start", required_argument, 0, OPTION_CHANGE_START}, | |
264 | {"change-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS}, | |
265 | {"debugging", no_argument, 0, OPTION_DEBUGGING}, | |
266 | {"discard-all", no_argument, 0, 'x'}, | |
267 | {"discard-locals", no_argument, 0, 'X'}, | |
f91ea849 | 268 | {"only-section", required_argument, 0, 'j'}, |
252b5132 RH |
269 | {"format", required_argument, 0, 'F'}, /* Obsolete */ |
270 | {"gap-fill", required_argument, 0, OPTION_GAP_FILL}, | |
271 | {"help", no_argument, 0, 'h'}, | |
272 | {"input-format", required_argument, 0, 'I'}, /* Obsolete */ | |
273 | {"input-target", required_argument, 0, 'I'}, | |
274 | {"interleave", required_argument, 0, 'i'}, | |
275 | {"keep-symbol", required_argument, 0, 'K'}, | |
276 | {"no-adjust-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS}, | |
277 | {"no-change-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS}, | |
278 | {"output-format", required_argument, 0, 'O'}, /* Obsolete */ | |
279 | {"output-target", required_argument, 0, 'O'}, | |
280 | {"pad-to", required_argument, 0, OPTION_PAD_TO}, | |
281 | {"preserve-dates", no_argument, 0, 'p'}, | |
282 | {"localize-symbol", required_argument, 0, 'L'}, | |
283 | {"remove-leading-char", no_argument, 0, OPTION_REMOVE_LEADING_CHAR}, | |
284 | {"remove-section", required_argument, 0, 'R'}, | |
285 | {"set-section-flags", required_argument, 0, OPTION_SET_SECTION_FLAGS}, | |
286 | {"set-start", required_argument, 0, OPTION_SET_START}, | |
287 | {"strip-all", no_argument, 0, 'S'}, | |
288 | {"strip-debug", no_argument, 0, 'g'}, | |
289 | {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED}, | |
290 | {"strip-symbol", required_argument, 0, 'N'}, | |
291 | {"target", required_argument, 0, 'F'}, | |
292 | {"verbose", no_argument, 0, 'v'}, | |
293 | {"version", no_argument, 0, 'V'}, | |
294 | {"weaken", no_argument, 0, OPTION_WEAKEN}, | |
295 | {"weaken-symbol", required_argument, 0, 'W'}, | |
57938635 | 296 | {"redefine-sym", required_argument, 0, OPTION_REDEFINE_SYM}, |
420496c1 NC |
297 | {"srec-len", required_argument, 0, OPTION_SREC_LEN}, |
298 | {"srec-forceS3", no_argument, 0, OPTION_SREC_FORCES3}, | |
252b5132 RH |
299 | {0, no_argument, 0, 0} |
300 | }; | |
301 | ||
302 | /* IMPORTS */ | |
303 | extern char *program_name; | |
304 | ||
305 | /* This flag distinguishes between strip and objcopy: | |
306 | 1 means this is 'strip'; 0 means this is 'objcopy'. | |
307 | -1 means if we should use argv[0] to decide. */ | |
308 | extern int is_strip; | |
309 | ||
420496c1 NC |
310 | /* The maximum length of an S record. This variable is declared in srec.c |
311 | and can be modified by the --srec-len parameter. */ | |
312 | extern unsigned int Chunk; | |
313 | ||
314 | /* Restrict the generation of Srecords to type S3 only. | |
315 | This variable is declare in bfd/srec.c and can be toggled | |
316 | on by the --srec-forceS3 command line switch. */ | |
317 | extern boolean S3Forced; | |
252b5132 | 318 | |
43a0748c NC |
319 | /* Defined in bfd/binary.c. Used to set architecture of input binary files. */ |
320 | extern enum bfd_architecture bfd_external_binary_architecture; | |
321 | ||
252b5132 RH |
322 | static void |
323 | copy_usage (stream, exit_status) | |
324 | FILE *stream; | |
325 | int exit_status; | |
326 | { | |
d5bcb29d NC |
327 | fprintf (stream, _("Usage: %s <switches> in-file [out-file]\n"), program_name); |
328 | fprintf (stream, _(" The switches are:\n")); | |
252b5132 | 329 | fprintf (stream, _("\ |
d5bcb29d NC |
330 | -I --input-target <bfdname> Assume input file is in format <bfdname>\n\ |
331 | -O --output-target <bfdname> Create an output file in format <bfdname>\n\ | |
43a0748c | 332 | -B --binary-architecture <arch> Set arch of output file, when input is binary\n\ |
d5bcb29d NC |
333 | -F --target <bfdname> Set both input and output format to <bfdname>\n\ |
334 | --debugging Convert debugging information, if possible\n\ | |
335 | -p --preserve-dates Copy modified/access timestamps to the output\n\ | |
336 | -j --only-section <name> Only copy section <name> into the output\n\ | |
337 | -R --remove-section <name> Remove section <name> from the output\n\ | |
338 | -S --strip-all Remove all symbol and relocation information\n\ | |
339 | -g --strip-debug Remove all debugging symbols\n\ | |
340 | --strip-unneeded Remove all symbols not needed by relocations\n\ | |
341 | -N --strip-symbol <name> Do not copy symbol <name>\n\ | |
342 | -K --keep-symbol <name> Only copy symbol <name>\n\ | |
343 | -L --localize-symbol <name> Force symbol <name> to be marked as a local\n\ | |
344 | -W --weaken-symbol <name> Force symbol <name> to be marked as a weak\n\ | |
345 | --weaken Force all global symbols to be marked as weak\n\ | |
346 | -x --discard-all Remove all non-global symbols\n\ | |
347 | -X --discard-locals Remove any compiler-generated symbols\n\ | |
348 | -i --interleave <number> Only copy one out of every <number> bytes\n\ | |
349 | -b --byte <num> Select byte <num> in every interleaved block\n\ | |
350 | --gap-fill <val> Fill gaps between sections with <val>\n\ | |
351 | --pad-to <addr> Pad the last section up to address <addr>\n\ | |
352 | --set-start <addr> Set the start address to <addr>\n\ | |
353 | {--change-start|--adjust-start} <incr>\n\ | |
354 | Add <incr> to the start address\n\ | |
355 | {--change-addresses|--adjust-vma} <incr>\n\ | |
356 | Add <incr> to LMA, VMA and start addresses\n\ | |
357 | {--change-section-address|--adjust-section-vma} <name>{=|+|-}<val>\n\ | |
358 | Change LMA and VMA of section <name> by <val>\n\ | |
359 | --change-section-lma <name>{=|+|-}<val>\n\ | |
360 | Change the LMA of section <name> by <val>\n\ | |
361 | --change-section-vma <name>{=|+|-}<val>\n\ | |
362 | Change the VMA of section <name> by <val>\n\ | |
363 | {--[no-]change-warnings|--[no-]adjust-warnings}\n\ | |
364 | Warn if a named section does not exist\n\ | |
365 | --set-section-flags <name>=<flags>\n\ | |
366 | Set section <name>'s properties to <flags>\n\ | |
367 | --add-section <name>=<file> Add section <name> found in <file> to output\n\ | |
368 | --change-leading-char Force output format's leading character style\n\ | |
369 | --remove-leading-char Remove leading character from global symbols\n\ | |
57938635 | 370 | --redefine-sym <old>=<new> Redefine symbol name <old> to <new>\n\ |
420496c1 NC |
371 | --srec-len <number> Restrict the length of generated Srecords\n\ |
372 | --srec-forceS3 Restrict the type of generated Srecords to S3\n\ | |
d5bcb29d NC |
373 | -v --verbose List all object files modified\n\ |
374 | -V --version Display this program's version number\n\ | |
375 | -h --help Display this output\n\ | |
376 | ")); | |
252b5132 RH |
377 | list_supported_targets (program_name, stream); |
378 | if (exit_status == 0) | |
8ad3436c | 379 | fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
252b5132 RH |
380 | exit (exit_status); |
381 | } | |
382 | ||
383 | static void | |
384 | strip_usage (stream, exit_status) | |
385 | FILE *stream; | |
386 | int exit_status; | |
387 | { | |
d5bcb29d NC |
388 | fprintf (stream, _("Usage: %s <switches> in-file(s)\n"), program_name); |
389 | fprintf (stream, _(" The switches are:\n")); | |
252b5132 | 390 | fprintf (stream, _("\ |
d5bcb29d NC |
391 | -I --input-target <bfdname> Assume input file is in format <bfdname>\n\ |
392 | -O --output-target <bfdname> Create an output file in format <bfdname>\n\ | |
393 | -F --target <bfdname> Set both input and output format to <bfdname>\n\ | |
394 | -p --preserve-dates Copy modified/access timestamps to the output\n\ | |
395 | -R --remove-section <name> Remove section <name> from the output\n\ | |
396 | -s --strip-all Remove all symbol and relocation information\n\ | |
397 | -g -S --strip-debug Remove all debugging symbols\n\ | |
398 | --strip-unneeded Remove all symbols not needed by relocations\n\ | |
399 | -N --strip-symbol <name> Do not copy symbol <name>\n\ | |
400 | -K --keep-symbol <name> Only copy symbol <name>\n\ | |
401 | -x --discard-all Remove all non-global symbols\n\ | |
402 | -X --discard-locals Remove any compiler-generated symbols\n\ | |
403 | -v --verbose List all object files modified\n\ | |
404 | -V --version Display this program's version number\n\ | |
405 | -h --help Display this output\n\ | |
406 | -o <file> Place stripped output into <file>\n\ | |
407 | ")); | |
408 | ||
252b5132 RH |
409 | list_supported_targets (program_name, stream); |
410 | if (exit_status == 0) | |
8ad3436c | 411 | fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
252b5132 RH |
412 | exit (exit_status); |
413 | } | |
414 | ||
415 | /* Parse section flags into a flagword, with a fatal error if the | |
416 | string can't be parsed. */ | |
417 | ||
418 | static flagword | |
419 | parse_flags (s) | |
420 | const char *s; | |
421 | { | |
422 | flagword ret; | |
423 | const char *snext; | |
424 | int len; | |
425 | ||
426 | ret = SEC_NO_FLAGS; | |
427 | ||
428 | do | |
429 | { | |
430 | snext = strchr (s, ','); | |
431 | if (snext == NULL) | |
432 | len = strlen (s); | |
433 | else | |
434 | { | |
435 | len = snext - s; | |
436 | ++snext; | |
437 | } | |
438 | ||
439 | if (0) ; | |
440 | #define PARSE_FLAG(fname,fval) \ | |
441 | else if (strncasecmp (fname, s, len) == 0) ret |= fval | |
442 | PARSE_FLAG ("alloc", SEC_ALLOC); | |
443 | PARSE_FLAG ("load", SEC_LOAD); | |
3994e2c6 | 444 | PARSE_FLAG ("noload", SEC_NEVER_LOAD); |
252b5132 | 445 | PARSE_FLAG ("readonly", SEC_READONLY); |
3994e2c6 | 446 | PARSE_FLAG ("debug", SEC_DEBUGGING); |
252b5132 RH |
447 | PARSE_FLAG ("code", SEC_CODE); |
448 | PARSE_FLAG ("data", SEC_DATA); | |
449 | PARSE_FLAG ("rom", SEC_ROM); | |
3994e2c6 | 450 | PARSE_FLAG ("share", SEC_SHARED); |
252b5132 RH |
451 | PARSE_FLAG ("contents", SEC_HAS_CONTENTS); |
452 | #undef PARSE_FLAG | |
453 | else | |
454 | { | |
455 | char *copy; | |
456 | ||
457 | copy = xmalloc (len + 1); | |
458 | strncpy (copy, s, len); | |
459 | copy[len] = '\0'; | |
460 | non_fatal (_("unrecognized section flag `%s'"), copy); | |
57938635 AM |
461 | fatal (_("supported flags: %s"), |
462 | "alloc, load, noload, readonly, debug, code, data, rom, share, contents"); | |
252b5132 RH |
463 | } |
464 | ||
465 | s = snext; | |
466 | } | |
467 | while (s != NULL); | |
468 | ||
469 | return ret; | |
470 | } | |
471 | ||
472 | /* Find and optionally add an entry in the change_sections list. */ | |
473 | ||
474 | static struct section_list * | |
475 | find_section_list (name, add) | |
476 | const char *name; | |
477 | boolean add; | |
478 | { | |
479 | register struct section_list *p; | |
480 | ||
481 | for (p = change_sections; p != NULL; p = p->next) | |
482 | if (strcmp (p->name, name) == 0) | |
483 | return p; | |
484 | ||
485 | if (! add) | |
486 | return NULL; | |
487 | ||
488 | p = (struct section_list *) xmalloc (sizeof (struct section_list)); | |
489 | p->name = name; | |
490 | p->used = false; | |
491 | p->remove = false; | |
f91ea849 | 492 | p->copy = false; |
252b5132 RH |
493 | p->change_vma = CHANGE_IGNORE; |
494 | p->change_lma = CHANGE_IGNORE; | |
495 | p->vma_val = 0; | |
496 | p->lma_val = 0; | |
497 | p->set_flags = false; | |
498 | p->flags = 0; | |
499 | ||
500 | p->next = change_sections; | |
501 | change_sections = p; | |
502 | ||
503 | return p; | |
504 | } | |
505 | ||
506 | /* Add a symbol to strip_specific_list. */ | |
507 | ||
57938635 | 508 | static void |
252b5132 RH |
509 | add_specific_symbol (name, list) |
510 | const char *name; | |
511 | struct symlist **list; | |
512 | { | |
513 | struct symlist *tmp_list; | |
514 | ||
515 | tmp_list = (struct symlist *) xmalloc (sizeof (struct symlist)); | |
516 | tmp_list->name = name; | |
517 | tmp_list->next = *list; | |
518 | *list = tmp_list; | |
519 | } | |
520 | ||
521 | /* See whether a symbol should be stripped or kept based on | |
522 | strip_specific_list and keep_symbols. */ | |
523 | ||
524 | static boolean | |
525 | is_specified_symbol (name, list) | |
526 | const char *name; | |
527 | struct symlist *list; | |
528 | { | |
529 | struct symlist *tmp_list; | |
530 | ||
531 | for (tmp_list = list; tmp_list; tmp_list = tmp_list->next) | |
532 | { | |
533 | if (strcmp (name, tmp_list->name) == 0) | |
534 | return true; | |
535 | } | |
536 | return false; | |
537 | } | |
538 | ||
539 | /* See if a section is being removed. */ | |
540 | ||
541 | static boolean | |
542 | is_strip_section (abfd, sec) | |
b4c96d0d | 543 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
544 | asection *sec; |
545 | { | |
546 | struct section_list *p; | |
547 | ||
548 | if ((bfd_get_section_flags (abfd, sec) & SEC_DEBUGGING) != 0 | |
549 | && (strip_symbols == STRIP_DEBUG | |
550 | || strip_symbols == STRIP_UNNEEDED | |
551 | || strip_symbols == STRIP_ALL | |
552 | || discard_locals == LOCALS_ALL | |
553 | || convert_debugging)) | |
554 | return true; | |
555 | ||
f91ea849 | 556 | if (! sections_removed && ! sections_copied) |
252b5132 | 557 | return false; |
f91ea849 | 558 | |
252b5132 | 559 | p = find_section_list (bfd_get_section_name (abfd, sec), false); |
f91ea849 ILT |
560 | if (sections_removed && p != NULL && p->remove) |
561 | return true; | |
562 | if (sections_copied && (p == NULL || ! p->copy)) | |
563 | return true; | |
564 | return false; | |
252b5132 RH |
565 | } |
566 | ||
567 | /* Choose which symbol entries to copy; put the result in OSYMS. | |
568 | We don't copy in place, because that confuses the relocs. | |
569 | Return the number of symbols to print. */ | |
570 | ||
571 | static unsigned int | |
572 | filter_symbols (abfd, obfd, osyms, isyms, symcount) | |
573 | bfd *abfd; | |
574 | bfd *obfd; | |
575 | asymbol **osyms, **isyms; | |
576 | long symcount; | |
577 | { | |
578 | register asymbol **from = isyms, **to = osyms; | |
579 | long src_count = 0, dst_count = 0; | |
d8121479 L |
580 | int relocatable = (abfd->flags & (HAS_RELOC | EXEC_P | DYNAMIC)) |
581 | == HAS_RELOC; | |
252b5132 RH |
582 | |
583 | for (; src_count < symcount; src_count++) | |
584 | { | |
585 | asymbol *sym = from[src_count]; | |
586 | flagword flags = sym->flags; | |
587 | const char *name = bfd_asymbol_name (sym); | |
588 | int keep; | |
589 | ||
57938635 AM |
590 | if (redefine_sym_list) |
591 | { | |
592 | const char *old_name, *new_name; | |
593 | ||
594 | old_name = bfd_asymbol_name (sym); | |
595 | new_name = lookup_sym_redefinition (old_name); | |
596 | name = bfd_asymbol_name (sym) = new_name; | |
597 | } | |
598 | ||
252b5132 RH |
599 | if (change_leading_char |
600 | && (bfd_get_symbol_leading_char (abfd) | |
601 | != bfd_get_symbol_leading_char (obfd)) | |
602 | && (bfd_get_symbol_leading_char (abfd) == '\0' | |
603 | || (name[0] == bfd_get_symbol_leading_char (abfd)))) | |
604 | { | |
605 | if (bfd_get_symbol_leading_char (obfd) == '\0') | |
606 | name = bfd_asymbol_name (sym) = name + 1; | |
607 | else | |
608 | { | |
609 | char *n; | |
610 | ||
611 | n = xmalloc (strlen (name) + 2); | |
612 | n[0] = bfd_get_symbol_leading_char (obfd); | |
613 | if (bfd_get_symbol_leading_char (abfd) == '\0') | |
614 | strcpy (n + 1, name); | |
615 | else | |
616 | strcpy (n + 1, name + 1); | |
617 | name = bfd_asymbol_name (sym) = n; | |
618 | } | |
619 | } | |
620 | ||
621 | if (remove_leading_char | |
622 | && ((flags & BSF_GLOBAL) != 0 | |
623 | || (flags & BSF_WEAK) != 0 | |
624 | || bfd_is_und_section (bfd_get_section (sym)) | |
625 | || bfd_is_com_section (bfd_get_section (sym))) | |
626 | && name[0] == bfd_get_symbol_leading_char (abfd)) | |
627 | name = bfd_asymbol_name (sym) = name + 1; | |
628 | ||
629 | if (strip_symbols == STRIP_ALL) | |
630 | keep = 0; | |
631 | else if ((flags & BSF_KEEP) != 0 /* Used in relocation. */ | |
632 | || ((flags & BSF_SECTION_SYM) != 0 | |
633 | && ((*bfd_get_section (sym)->symbol_ptr_ptr)->flags | |
634 | & BSF_KEEP) != 0)) | |
635 | keep = 1; | |
d8121479 L |
636 | else if (relocatable /* Relocatable file. */ |
637 | && (flags & (BSF_GLOBAL | BSF_WEAK)) != 0) | |
638 | keep = 1; | |
252b5132 RH |
639 | else if ((flags & BSF_GLOBAL) != 0 /* Global symbol. */ |
640 | || (flags & BSF_WEAK) != 0 | |
641 | || bfd_is_und_section (bfd_get_section (sym)) | |
642 | || bfd_is_com_section (bfd_get_section (sym))) | |
643 | keep = strip_symbols != STRIP_UNNEEDED; | |
644 | else if ((flags & BSF_DEBUGGING) != 0) /* Debugging symbol. */ | |
645 | keep = (strip_symbols != STRIP_DEBUG | |
646 | && strip_symbols != STRIP_UNNEEDED | |
647 | && ! convert_debugging); | |
648 | else /* Local symbol. */ | |
649 | keep = (strip_symbols != STRIP_UNNEEDED | |
650 | && (discard_locals != LOCALS_ALL | |
651 | && (discard_locals != LOCALS_START_L | |
652 | || ! bfd_is_local_label (abfd, sym)))); | |
653 | ||
654 | if (keep && is_specified_symbol (name, strip_specific_list)) | |
655 | keep = 0; | |
656 | if (!keep && is_specified_symbol (name, keep_specific_list)) | |
657 | keep = 1; | |
658 | if (keep && is_strip_section (abfd, bfd_get_section (sym))) | |
659 | keep = 0; | |
660 | ||
661 | if (keep && (flags & BSF_GLOBAL) != 0 | |
662 | && (weaken || is_specified_symbol (name, weaken_specific_list))) | |
663 | { | |
664 | sym->flags &=~ BSF_GLOBAL; | |
665 | sym->flags |= BSF_WEAK; | |
666 | } | |
667 | if (keep && (flags & (BSF_GLOBAL | BSF_WEAK)) | |
668 | && is_specified_symbol (name, localize_specific_list)) | |
669 | { | |
670 | sym->flags &= ~(BSF_GLOBAL | BSF_WEAK); | |
671 | sym->flags |= BSF_LOCAL; | |
672 | } | |
673 | ||
674 | if (keep) | |
675 | to[dst_count++] = sym; | |
676 | } | |
677 | ||
678 | to[dst_count] = NULL; | |
679 | ||
680 | return dst_count; | |
681 | } | |
682 | ||
57938635 AM |
683 | static const char * |
684 | lookup_sym_redefinition (source) | |
685 | const char *source; | |
686 | { | |
687 | const char *result; | |
688 | struct redefine_node *list; | |
689 | ||
690 | result = source; | |
691 | ||
692 | for (list = redefine_sym_list; list != NULL; list = list->next) | |
693 | { | |
694 | if (strcmp (source, list->source) == 0) | |
695 | { | |
696 | result = list->target; | |
697 | break; | |
698 | } | |
699 | } | |
700 | return result; | |
701 | } | |
702 | ||
703 | /* Add a node to a symbol redefine list */ | |
704 | ||
705 | static void | |
706 | redefine_list_append (source, target) | |
707 | const char *source; | |
708 | const char *target; | |
709 | { | |
710 | struct redefine_node **p; | |
711 | struct redefine_node *list; | |
712 | struct redefine_node *new_node; | |
713 | ||
714 | for (p = &redefine_sym_list; (list = *p) != NULL; p = &list->next) | |
715 | { | |
716 | if (strcmp (source, list->source) == 0) | |
717 | { | |
718 | fatal (_("%s: Multiple redefinition of symbol \"%s\""), | |
719 | "--redefine-sym", | |
720 | source); | |
721 | } | |
722 | ||
723 | if (strcmp (target, list->target) == 0) | |
724 | { | |
725 | fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"), | |
726 | "--redefine-sym", | |
727 | target); | |
728 | } | |
729 | } | |
730 | ||
731 | new_node = (struct redefine_node *) xmalloc (sizeof (struct redefine_node)); | |
732 | ||
733 | new_node->source = strdup (source); | |
734 | new_node->target = strdup (target); | |
735 | new_node->next = NULL; | |
736 | ||
737 | *p = new_node; | |
738 | } | |
739 | ||
740 | ||
252b5132 RH |
741 | /* Keep only every `copy_byte'th byte in MEMHUNK, which is *SIZE bytes long. |
742 | Adjust *SIZE. */ | |
743 | ||
744 | static void | |
745 | filter_bytes (memhunk, size) | |
746 | char *memhunk; | |
747 | bfd_size_type *size; | |
748 | { | |
749 | char *from = memhunk + copy_byte, *to = memhunk, *end = memhunk + *size; | |
750 | ||
751 | for (; from < end; from += interleave) | |
752 | *to++ = *from; | |
b4c96d0d | 753 | if (*size % interleave > (bfd_size_type) copy_byte) |
252b5132 RH |
754 | *size = (*size / interleave) + 1; |
755 | else | |
756 | *size /= interleave; | |
757 | } | |
758 | ||
759 | /* Copy object file IBFD onto OBFD. */ | |
760 | ||
761 | static void | |
762 | copy_object (ibfd, obfd) | |
763 | bfd *ibfd; | |
764 | bfd *obfd; | |
765 | { | |
766 | bfd_vma start; | |
767 | long symcount; | |
768 | asection **osections = NULL; | |
769 | bfd_size_type *gaps = NULL; | |
770 | bfd_size_type max_gap = 0; | |
771 | long symsize; | |
772 | PTR dhandle; | |
773 | ||
23719f39 NC |
774 | if (ibfd->xvec->byteorder != obfd->xvec->byteorder |
775 | && ibfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN | |
776 | && obfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN) | |
777 | { | |
778 | fatal (_("Unable to change endianness of input file(s)")); | |
779 | return; | |
780 | } | |
252b5132 RH |
781 | |
782 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) | |
783 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
784 | ||
785 | if (verbose) | |
786 | printf (_("copy from %s(%s) to %s(%s)\n"), | |
787 | bfd_get_filename (ibfd), bfd_get_target (ibfd), | |
788 | bfd_get_filename (obfd), bfd_get_target (obfd)); | |
789 | ||
790 | if (set_start_set) | |
791 | start = set_start; | |
792 | else | |
793 | start = bfd_get_start_address (ibfd); | |
794 | start += change_start; | |
795 | ||
796 | if (!bfd_set_start_address (obfd, start) | |
797 | || !bfd_set_file_flags (obfd, | |
798 | (bfd_get_file_flags (ibfd) | |
799 | & bfd_applicable_file_flags (obfd)))) | |
800 | RETURN_NONFATAL (bfd_get_filename (ibfd)); | |
801 | ||
802 | /* Copy architecture of input file to output file */ | |
803 | if (!bfd_set_arch_mach (obfd, bfd_get_arch (ibfd), | |
804 | bfd_get_mach (ibfd))) | |
805 | non_fatal (_("Warning: Output file cannot represent architecture %s"), | |
806 | bfd_printable_arch_mach (bfd_get_arch (ibfd), | |
807 | bfd_get_mach (ibfd))); | |
57938635 | 808 | |
252b5132 RH |
809 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) |
810 | RETURN_NONFATAL (bfd_get_filename (ibfd)); | |
811 | ||
812 | if (isympp) | |
813 | free (isympp); | |
57938635 | 814 | |
252b5132 RH |
815 | if (osympp != isympp) |
816 | free (osympp); | |
817 | ||
818 | /* BFD mandates that all output sections be created and sizes set before | |
819 | any output is done. Thus, we traverse all sections multiple times. */ | |
820 | bfd_map_over_sections (ibfd, setup_section, (void *) obfd); | |
821 | ||
822 | if (add_sections != NULL) | |
823 | { | |
824 | struct section_add *padd; | |
825 | struct section_list *pset; | |
826 | ||
827 | for (padd = add_sections; padd != NULL; padd = padd->next) | |
828 | { | |
829 | padd->section = bfd_make_section (obfd, padd->name); | |
830 | if (padd->section == NULL) | |
831 | { | |
832 | non_fatal (_("can't create section `%s': %s"), | |
833 | padd->name, bfd_errmsg (bfd_get_error ())); | |
834 | status = 1; | |
835 | return; | |
836 | } | |
837 | else | |
838 | { | |
839 | flagword flags; | |
57938635 | 840 | |
252b5132 RH |
841 | if (! bfd_set_section_size (obfd, padd->section, padd->size)) |
842 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
843 | ||
844 | pset = find_section_list (padd->name, false); | |
845 | if (pset != NULL) | |
846 | pset->used = true; | |
847 | ||
848 | if (pset != NULL && pset->set_flags) | |
849 | flags = pset->flags | SEC_HAS_CONTENTS; | |
850 | else | |
851 | flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA; | |
57938635 | 852 | |
252b5132 RH |
853 | if (! bfd_set_section_flags (obfd, padd->section, flags)) |
854 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
855 | ||
856 | if (pset != NULL) | |
857 | { | |
858 | if (pset->change_vma != CHANGE_IGNORE) | |
859 | if (! bfd_set_section_vma (obfd, padd->section, pset->vma_val)) | |
860 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
57938635 | 861 | |
252b5132 RH |
862 | if (pset->change_lma != CHANGE_IGNORE) |
863 | { | |
864 | padd->section->lma = pset->lma_val; | |
57938635 | 865 | |
252b5132 RH |
866 | if (! bfd_set_section_alignment |
867 | (obfd, padd->section, | |
868 | bfd_section_alignment (obfd, padd->section))) | |
869 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
870 | } | |
871 | } | |
872 | } | |
873 | } | |
874 | } | |
875 | ||
876 | if (gap_fill_set || pad_to_set) | |
877 | { | |
878 | asection **set; | |
879 | unsigned int c, i; | |
880 | ||
881 | /* We must fill in gaps between the sections and/or we must pad | |
882 | the last section to a specified address. We do this by | |
883 | grabbing a list of the sections, sorting them by VMA, and | |
884 | increasing the section sizes as required to fill the gaps. | |
885 | We write out the gap contents below. */ | |
886 | ||
887 | c = bfd_count_sections (obfd); | |
888 | osections = (asection **) xmalloc (c * sizeof (asection *)); | |
889 | set = osections; | |
890 | bfd_map_over_sections (obfd, get_sections, (void *) &set); | |
891 | ||
892 | qsort (osections, c, sizeof (asection *), compare_section_lma); | |
893 | ||
894 | gaps = (bfd_size_type *) xmalloc (c * sizeof (bfd_size_type)); | |
895 | memset (gaps, 0, c * sizeof (bfd_size_type)); | |
896 | ||
897 | if (gap_fill_set) | |
898 | { | |
899 | for (i = 0; i < c - 1; i++) | |
900 | { | |
901 | flagword flags; | |
902 | bfd_size_type size; | |
903 | bfd_vma gap_start, gap_stop; | |
904 | ||
905 | flags = bfd_get_section_flags (obfd, osections[i]); | |
906 | if ((flags & SEC_HAS_CONTENTS) == 0 | |
907 | || (flags & SEC_LOAD) == 0) | |
908 | continue; | |
909 | ||
910 | size = bfd_section_size (obfd, osections[i]); | |
911 | gap_start = bfd_section_lma (obfd, osections[i]) + size; | |
912 | gap_stop = bfd_section_lma (obfd, osections[i + 1]); | |
913 | if (gap_start < gap_stop) | |
914 | { | |
915 | if (! bfd_set_section_size (obfd, osections[i], | |
916 | size + (gap_stop - gap_start))) | |
917 | { | |
918 | non_fatal (_("Can't fill gap after %s: %s"), | |
919 | bfd_get_section_name (obfd, osections[i]), | |
920 | bfd_errmsg (bfd_get_error ())); | |
921 | status = 1; | |
922 | break; | |
923 | } | |
924 | gaps[i] = gap_stop - gap_start; | |
925 | if (max_gap < gap_stop - gap_start) | |
926 | max_gap = gap_stop - gap_start; | |
927 | } | |
928 | } | |
929 | } | |
930 | ||
931 | if (pad_to_set) | |
932 | { | |
933 | bfd_vma lma; | |
934 | bfd_size_type size; | |
935 | ||
936 | lma = bfd_section_lma (obfd, osections[c - 1]); | |
937 | size = bfd_section_size (obfd, osections[c - 1]); | |
938 | if (lma + size < pad_to) | |
939 | { | |
940 | if (! bfd_set_section_size (obfd, osections[c - 1], | |
941 | pad_to - lma)) | |
942 | { | |
943 | non_fatal (_("Can't add padding to %s: %s"), | |
944 | bfd_get_section_name (obfd, osections[c - 1]), | |
945 | bfd_errmsg (bfd_get_error ())); | |
946 | status = 1; | |
947 | } | |
948 | else | |
949 | { | |
950 | gaps[c - 1] = pad_to - (lma + size); | |
951 | if (max_gap < pad_to - (lma + size)) | |
952 | max_gap = pad_to - (lma + size); | |
953 | } | |
954 | } | |
955 | } | |
956 | } | |
957 | ||
958 | /* Symbol filtering must happen after the output sections have | |
959 | been created, but before their contents are set. */ | |
960 | dhandle = NULL; | |
961 | symsize = bfd_get_symtab_upper_bound (ibfd); | |
962 | if (symsize < 0) | |
963 | RETURN_NONFATAL (bfd_get_filename (ibfd)); | |
57938635 | 964 | |
252b5132 RH |
965 | osympp = isympp = (asymbol **) xmalloc (symsize); |
966 | symcount = bfd_canonicalize_symtab (ibfd, isympp); | |
967 | if (symcount < 0) | |
968 | RETURN_NONFATAL (bfd_get_filename (ibfd)); | |
57938635 | 969 | |
252b5132 RH |
970 | if (convert_debugging) |
971 | dhandle = read_debugging_info (ibfd, isympp, symcount); | |
57938635 AM |
972 | |
973 | if (strip_symbols == STRIP_DEBUG | |
252b5132 RH |
974 | || strip_symbols == STRIP_ALL |
975 | || strip_symbols == STRIP_UNNEEDED | |
976 | || discard_locals != LOCALS_UNDEF | |
977 | || strip_specific_list != NULL | |
978 | || keep_specific_list != NULL | |
979 | || localize_specific_list != NULL | |
980 | || weaken_specific_list != NULL | |
981 | || sections_removed | |
f91ea849 | 982 | || sections_copied |
252b5132 RH |
983 | || convert_debugging |
984 | || change_leading_char | |
985 | || remove_leading_char | |
57938635 | 986 | || redefine_sym_list |
252b5132 RH |
987 | || weaken) |
988 | { | |
989 | /* Mark symbols used in output relocations so that they | |
990 | are kept, even if they are local labels or static symbols. | |
57938635 | 991 | |
252b5132 RH |
992 | Note we iterate over the input sections examining their |
993 | relocations since the relocations for the output sections | |
994 | haven't been set yet. mark_symbols_used_in_relocations will | |
995 | ignore input sections which have no corresponding output | |
996 | section. */ | |
997 | if (strip_symbols != STRIP_ALL) | |
998 | bfd_map_over_sections (ibfd, | |
999 | mark_symbols_used_in_relocations, | |
1000 | (PTR)isympp); | |
1001 | osympp = (asymbol **) xmalloc ((symcount + 1) * sizeof (asymbol *)); | |
1002 | symcount = filter_symbols (ibfd, obfd, osympp, isympp, symcount); | |
1003 | } | |
1004 | ||
1005 | if (convert_debugging && dhandle != NULL) | |
1006 | { | |
1007 | if (! write_debugging_info (obfd, dhandle, &symcount, &osympp)) | |
1008 | { | |
1009 | status = 1; | |
1010 | return; | |
1011 | } | |
1012 | } | |
1013 | ||
1014 | bfd_set_symtab (obfd, osympp, symcount); | |
1015 | ||
1016 | /* This has to happen after the symbol table has been set. */ | |
1017 | bfd_map_over_sections (ibfd, copy_section, (void *) obfd); | |
1018 | ||
1019 | if (add_sections != NULL) | |
1020 | { | |
1021 | struct section_add *padd; | |
1022 | ||
1023 | for (padd = add_sections; padd != NULL; padd = padd->next) | |
1024 | { | |
1025 | if (! bfd_set_section_contents (obfd, padd->section, | |
1026 | (PTR) padd->contents, | |
1027 | (file_ptr) 0, | |
1028 | (bfd_size_type) padd->size)) | |
1029 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
1030 | } | |
1031 | } | |
1032 | ||
1033 | if (gap_fill_set || pad_to_set) | |
1034 | { | |
1035 | bfd_byte *buf; | |
1036 | int c, i; | |
1037 | ||
1038 | /* Fill in the gaps. */ | |
1039 | ||
1040 | if (max_gap > 8192) | |
1041 | max_gap = 8192; | |
1042 | buf = (bfd_byte *) xmalloc (max_gap); | |
1043 | memset (buf, gap_fill, (size_t) max_gap); | |
1044 | ||
1045 | c = bfd_count_sections (obfd); | |
1046 | for (i = 0; i < c; i++) | |
1047 | { | |
1048 | if (gaps[i] != 0) | |
1049 | { | |
1050 | bfd_size_type left; | |
1051 | file_ptr off; | |
1052 | ||
1053 | left = gaps[i]; | |
1054 | off = bfd_section_size (obfd, osections[i]) - left; | |
1055 | while (left > 0) | |
1056 | { | |
1057 | bfd_size_type now; | |
1058 | ||
1059 | if (left > 8192) | |
1060 | now = 8192; | |
1061 | else | |
1062 | now = left; | |
1063 | ||
1064 | if (! bfd_set_section_contents (obfd, osections[i], buf, | |
1065 | off, now)) | |
1066 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
1067 | ||
1068 | left -= now; | |
1069 | off += now; | |
1070 | } | |
1071 | } | |
1072 | } | |
1073 | } | |
1074 | ||
1075 | /* Allow the BFD backend to copy any private data it understands | |
1076 | from the input BFD to the output BFD. This is done last to | |
1077 | permit the routine to look at the filtered symbol table, which is | |
1078 | important for the ECOFF code at least. */ | |
1079 | if (!bfd_copy_private_bfd_data (ibfd, obfd)) | |
1080 | { | |
1081 | non_fatal (_("%s: error copying private BFD data: %s"), | |
1082 | bfd_get_filename (obfd), | |
1083 | bfd_errmsg (bfd_get_error ())); | |
1084 | status = 1; | |
1085 | return; | |
1086 | } | |
1087 | } | |
1088 | ||
1089 | /* Read each archive element in turn from IBFD, copy the | |
1090 | contents to temp file, and keep the temp file handle. */ | |
1091 | ||
1092 | static void | |
1093 | copy_archive (ibfd, obfd, output_target) | |
1094 | bfd *ibfd; | |
1095 | bfd *obfd; | |
1096 | const char *output_target; | |
1097 | { | |
1098 | struct name_list | |
1099 | { | |
1100 | struct name_list *next; | |
1101 | char *name; | |
1102 | bfd *obfd; | |
1103 | } *list, *l; | |
1104 | bfd **ptr = &obfd->archive_head; | |
1105 | bfd *this_element; | |
1106 | char *dir = make_tempname (bfd_get_filename (obfd)); | |
1107 | ||
1108 | /* Make a temp directory to hold the contents. */ | |
1109 | #if defined (_WIN32) && !defined (__CYGWIN32__) | |
1110 | if (mkdir (dir) != 0) | |
1111 | #else | |
1112 | if (mkdir (dir, 0700) != 0) | |
1113 | #endif | |
1114 | { | |
1115 | fatal (_("cannot mkdir %s for archive copying (error: %s)"), | |
1116 | dir, strerror (errno)); | |
1117 | } | |
1118 | obfd->has_armap = ibfd->has_armap; | |
1119 | ||
1120 | list = NULL; | |
1121 | ||
1122 | this_element = bfd_openr_next_archived_file (ibfd, NULL); | |
1123 | while (!status && this_element != (bfd *) NULL) | |
1124 | { | |
1125 | /* Create an output file for this member. */ | |
1126 | char *output_name = concat (dir, "/", bfd_get_filename (this_element), | |
1127 | (char *) NULL); | |
1128 | bfd *output_bfd = bfd_openw (output_name, output_target); | |
1129 | bfd *last_element; | |
8066d1a2 AS |
1130 | struct stat buf; |
1131 | int stat_status = 0; | |
1132 | ||
1133 | if (preserve_dates) | |
1134 | { | |
1135 | stat_status = bfd_stat_arch_elt (this_element, &buf); | |
1136 | if (stat_status != 0) | |
1137 | non_fatal (_("internal stat error on %s"), | |
1138 | bfd_get_filename (this_element)); | |
1139 | } | |
252b5132 RH |
1140 | |
1141 | l = (struct name_list *) xmalloc (sizeof (struct name_list)); | |
1142 | l->name = output_name; | |
1143 | l->next = list; | |
1144 | list = l; | |
1145 | ||
1146 | if (output_bfd == (bfd *) NULL) | |
1147 | RETURN_NONFATAL (output_name); | |
1148 | ||
1149 | if (!bfd_set_format (obfd, bfd_get_format (ibfd))) | |
1150 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
1151 | ||
1152 | if (bfd_check_format (this_element, bfd_object) == true) | |
1153 | copy_object (this_element, output_bfd); | |
1154 | ||
1155 | if (!bfd_close (output_bfd)) | |
1156 | { | |
1157 | bfd_nonfatal (bfd_get_filename (output_bfd)); | |
1158 | /* Error in new object file. Don't change archive. */ | |
1159 | status = 1; | |
1160 | } | |
1161 | ||
8066d1a2 AS |
1162 | if (preserve_dates && stat_status == 0) |
1163 | set_times (output_name, &buf); | |
1164 | ||
252b5132 RH |
1165 | /* Open the newly output file and attach to our list. */ |
1166 | output_bfd = bfd_openr (output_name, output_target); | |
1167 | ||
1168 | l->obfd = output_bfd; | |
1169 | ||
1170 | *ptr = output_bfd; | |
1171 | ptr = &output_bfd->next; | |
1172 | ||
1173 | last_element = this_element; | |
1174 | ||
1175 | this_element = bfd_openr_next_archived_file (ibfd, last_element); | |
1176 | ||
1177 | bfd_close (last_element); | |
1178 | } | |
1179 | *ptr = (bfd *) NULL; | |
1180 | ||
1181 | if (!bfd_close (obfd)) | |
1182 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
1183 | ||
1184 | if (!bfd_close (ibfd)) | |
1185 | RETURN_NONFATAL (bfd_get_filename (ibfd)); | |
1186 | ||
1187 | /* Delete all the files that we opened. */ | |
1188 | for (l = list; l != NULL; l = l->next) | |
1189 | { | |
1190 | bfd_close (l->obfd); | |
1191 | unlink (l->name); | |
1192 | } | |
1193 | rmdir (dir); | |
1194 | } | |
1195 | ||
1196 | /* The top-level control. */ | |
1197 | ||
1198 | static void | |
1199 | copy_file (input_filename, output_filename, input_target, output_target) | |
1200 | const char *input_filename; | |
1201 | const char *output_filename; | |
1202 | const char *input_target; | |
1203 | const char *output_target; | |
1204 | { | |
1205 | bfd *ibfd; | |
1206 | char **matching; | |
1207 | ||
1208 | /* To allow us to do "strip *" without dying on the first | |
1209 | non-object file, failures are nonfatal. */ | |
1210 | ||
1211 | ibfd = bfd_openr (input_filename, input_target); | |
1212 | if (ibfd == NULL) | |
1213 | RETURN_NONFATAL (input_filename); | |
1214 | ||
1215 | if (bfd_check_format (ibfd, bfd_archive)) | |
1216 | { | |
1217 | bfd *obfd; | |
1218 | ||
1219 | /* bfd_get_target does not return the correct value until | |
1220 | bfd_check_format succeeds. */ | |
1221 | if (output_target == NULL) | |
1222 | output_target = bfd_get_target (ibfd); | |
1223 | ||
1224 | obfd = bfd_openw (output_filename, output_target); | |
1225 | if (obfd == NULL) | |
1226 | RETURN_NONFATAL (output_filename); | |
1227 | ||
1228 | copy_archive (ibfd, obfd, output_target); | |
1229 | } | |
1230 | else if (bfd_check_format_matches (ibfd, bfd_object, &matching)) | |
1231 | { | |
1232 | bfd *obfd; | |
1233 | ||
1234 | /* bfd_get_target does not return the correct value until | |
1235 | bfd_check_format succeeds. */ | |
1236 | if (output_target == NULL) | |
1237 | output_target = bfd_get_target (ibfd); | |
1238 | ||
1239 | obfd = bfd_openw (output_filename, output_target); | |
1240 | if (obfd == NULL) | |
1241 | RETURN_NONFATAL (output_filename); | |
1242 | ||
1243 | copy_object (ibfd, obfd); | |
1244 | ||
1245 | if (!bfd_close (obfd)) | |
1246 | RETURN_NONFATAL (output_filename); | |
1247 | ||
1248 | if (!bfd_close (ibfd)) | |
1249 | RETURN_NONFATAL (input_filename); | |
1250 | } | |
1251 | else | |
1252 | { | |
1253 | bfd_nonfatal (input_filename); | |
57938635 | 1254 | |
252b5132 RH |
1255 | if (bfd_get_error () == bfd_error_file_ambiguously_recognized) |
1256 | { | |
1257 | list_matching_formats (matching); | |
1258 | free (matching); | |
1259 | } | |
57938635 | 1260 | |
252b5132 RH |
1261 | status = 1; |
1262 | } | |
1263 | } | |
1264 | ||
1265 | /* Create a section in OBFD with the same name and attributes | |
1266 | as ISECTION in IBFD. */ | |
1267 | ||
1268 | static void | |
1269 | setup_section (ibfd, isection, obfdarg) | |
1270 | bfd *ibfd; | |
1271 | sec_ptr isection; | |
1272 | PTR obfdarg; | |
1273 | { | |
1274 | bfd *obfd = (bfd *) obfdarg; | |
1275 | struct section_list *p; | |
1276 | sec_ptr osection; | |
1277 | bfd_size_type size; | |
1278 | bfd_vma vma; | |
1279 | bfd_vma lma; | |
1280 | flagword flags; | |
1a89cc7d | 1281 | const char *err; |
252b5132 RH |
1282 | |
1283 | if ((bfd_get_section_flags (ibfd, isection) & SEC_DEBUGGING) != 0 | |
1284 | && (strip_symbols == STRIP_DEBUG | |
1285 | || strip_symbols == STRIP_UNNEEDED | |
1286 | || strip_symbols == STRIP_ALL | |
1287 | || discard_locals == LOCALS_ALL | |
1288 | || convert_debugging)) | |
1289 | return; | |
1290 | ||
1291 | p = find_section_list (bfd_section_name (ibfd, isection), false); | |
1292 | if (p != NULL) | |
1293 | p->used = true; | |
1294 | ||
f91ea849 ILT |
1295 | if (sections_removed && p != NULL && p->remove) |
1296 | return; | |
1297 | if (sections_copied && (p == NULL || ! p->copy)) | |
252b5132 RH |
1298 | return; |
1299 | ||
1300 | osection = bfd_make_section_anyway (obfd, bfd_section_name (ibfd, isection)); | |
57938635 | 1301 | |
252b5132 RH |
1302 | if (osection == NULL) |
1303 | { | |
1a89cc7d | 1304 | err = _("making"); |
252b5132 RH |
1305 | goto loser; |
1306 | } | |
1307 | ||
1308 | size = bfd_section_size (ibfd, isection); | |
1309 | if (copy_byte >= 0) | |
1310 | size = (size + interleave - 1) / interleave; | |
1311 | if (! bfd_set_section_size (obfd, osection, size)) | |
1312 | { | |
1a89cc7d | 1313 | err = _("size"); |
252b5132 RH |
1314 | goto loser; |
1315 | } | |
57938635 | 1316 | |
252b5132 RH |
1317 | vma = bfd_section_vma (ibfd, isection); |
1318 | if (p != NULL && p->change_vma == CHANGE_MODIFY) | |
1319 | vma += p->vma_val; | |
1320 | else if (p != NULL && p->change_vma == CHANGE_SET) | |
1321 | vma = p->vma_val; | |
1322 | else | |
1323 | vma += change_section_address; | |
57938635 | 1324 | |
252b5132 RH |
1325 | if (! bfd_set_section_vma (obfd, osection, vma)) |
1326 | { | |
1a89cc7d | 1327 | err = _("vma"); |
252b5132 RH |
1328 | goto loser; |
1329 | } | |
1330 | ||
1331 | lma = isection->lma; | |
1332 | if ((p != NULL) && p->change_lma != CHANGE_IGNORE) | |
1333 | { | |
1334 | if (p->change_lma == CHANGE_MODIFY) | |
1335 | lma += p->lma_val; | |
1336 | else if (p->change_lma == CHANGE_SET) | |
1337 | lma = p->lma_val; | |
1338 | else | |
1339 | abort (); | |
1340 | } | |
1341 | else | |
1342 | lma += change_section_address; | |
57938635 | 1343 | |
252b5132 RH |
1344 | osection->lma = lma; |
1345 | ||
1346 | /* FIXME: This is probably not enough. If we change the LMA we | |
1347 | may have to recompute the header for the file as well. */ | |
1348 | if (bfd_set_section_alignment (obfd, | |
1349 | osection, | |
1350 | bfd_section_alignment (ibfd, isection)) | |
1351 | == false) | |
1352 | { | |
1a89cc7d | 1353 | err = _("alignment"); |
252b5132 RH |
1354 | goto loser; |
1355 | } | |
1356 | ||
1357 | flags = bfd_get_section_flags (ibfd, isection); | |
1358 | if (p != NULL && p->set_flags) | |
1359 | flags = p->flags | (flags & SEC_HAS_CONTENTS); | |
1360 | if (!bfd_set_section_flags (obfd, osection, flags)) | |
1361 | { | |
1a89cc7d | 1362 | err = _("flags"); |
252b5132 RH |
1363 | goto loser; |
1364 | } | |
1365 | ||
1366 | /* This used to be mangle_section; we do here to avoid using | |
1367 | bfd_get_section_by_name since some formats allow multiple | |
1368 | sections with the same name. */ | |
1369 | isection->output_section = osection; | |
1370 | isection->output_offset = 0; | |
1371 | ||
1372 | /* Allow the BFD backend to copy any private data it understands | |
1373 | from the input section to the output section. */ | |
1374 | if (!bfd_copy_private_section_data (ibfd, isection, obfd, osection)) | |
1375 | { | |
1a89cc7d | 1376 | err = _("private data"); |
252b5132 RH |
1377 | goto loser; |
1378 | } | |
1379 | ||
1380 | /* All went well */ | |
1381 | return; | |
1382 | ||
1383 | loser: | |
1384 | non_fatal (_("%s: section `%s': error in %s: %s"), | |
1385 | bfd_get_filename (ibfd), | |
1386 | bfd_section_name (ibfd, isection), | |
1387 | err, bfd_errmsg (bfd_get_error ())); | |
1388 | status = 1; | |
1389 | } | |
1390 | ||
1391 | /* Copy the data of input section ISECTION of IBFD | |
1392 | to an output section with the same name in OBFD. | |
1393 | If stripping then don't copy any relocation info. */ | |
1394 | ||
1395 | static void | |
1396 | copy_section (ibfd, isection, obfdarg) | |
1397 | bfd *ibfd; | |
1398 | sec_ptr isection; | |
1399 | PTR obfdarg; | |
1400 | { | |
1401 | bfd *obfd = (bfd *) obfdarg; | |
1402 | struct section_list *p; | |
1403 | arelent **relpp; | |
1404 | long relcount; | |
1405 | sec_ptr osection; | |
1406 | bfd_size_type size; | |
1407 | long relsize; | |
1408 | ||
1409 | /* If we have already failed earlier on, do not keep on generating | |
1410 | complaints now. */ | |
1411 | if (status != 0) | |
1412 | return; | |
57938635 | 1413 | |
252b5132 RH |
1414 | if ((bfd_get_section_flags (ibfd, isection) & SEC_DEBUGGING) != 0 |
1415 | && (strip_symbols == STRIP_DEBUG | |
1416 | || strip_symbols == STRIP_UNNEEDED | |
1417 | || strip_symbols == STRIP_ALL | |
1418 | || discard_locals == LOCALS_ALL | |
1419 | || convert_debugging)) | |
1420 | { | |
1421 | return; | |
1422 | } | |
1423 | ||
1424 | p = find_section_list (bfd_section_name (ibfd, isection), false); | |
1425 | ||
f91ea849 ILT |
1426 | if (sections_removed && p != NULL && p->remove) |
1427 | return; | |
1428 | if (sections_copied && (p == NULL || ! p->copy)) | |
252b5132 RH |
1429 | return; |
1430 | ||
1431 | osection = isection->output_section; | |
1432 | size = bfd_get_section_size_before_reloc (isection); | |
1433 | ||
1434 | if (size == 0 || osection == 0) | |
1435 | return; | |
1436 | ||
1437 | ||
1438 | relsize = bfd_get_reloc_upper_bound (ibfd, isection); | |
1439 | if (relsize < 0) | |
1440 | RETURN_NONFATAL (bfd_get_filename (ibfd)); | |
57938635 | 1441 | |
252b5132 RH |
1442 | if (relsize == 0) |
1443 | bfd_set_reloc (obfd, osection, (arelent **) NULL, 0); | |
1444 | else | |
1445 | { | |
1446 | relpp = (arelent **) xmalloc (relsize); | |
1447 | relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp); | |
1448 | if (relcount < 0) | |
1449 | RETURN_NONFATAL (bfd_get_filename (ibfd)); | |
57938635 | 1450 | |
252b5132 RH |
1451 | if (strip_symbols == STRIP_ALL) |
1452 | { | |
1453 | /* Remove relocations which are not in | |
1454 | keep_strip_specific_list. */ | |
1455 | arelent **temp_relpp; | |
1456 | long temp_relcount = 0; | |
1457 | long i; | |
57938635 | 1458 | |
252b5132 RH |
1459 | temp_relpp = (arelent **) xmalloc (relsize); |
1460 | for (i = 0; i < relcount; i++) | |
1461 | if (is_specified_symbol | |
1462 | (bfd_asymbol_name (*relpp [i]->sym_ptr_ptr), | |
1463 | keep_specific_list)) | |
1464 | temp_relpp [temp_relcount++] = relpp [i]; | |
1465 | relcount = temp_relcount; | |
1466 | free (relpp); | |
1467 | relpp = temp_relpp; | |
1468 | } | |
1469 | bfd_set_reloc (obfd, osection, | |
1470 | (relcount == 0 ? (arelent **) NULL : relpp), relcount); | |
1471 | } | |
57938635 | 1472 | |
252b5132 RH |
1473 | isection->_cooked_size = isection->_raw_size; |
1474 | isection->reloc_done = true; | |
1475 | ||
1476 | if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS) | |
1477 | { | |
1478 | PTR memhunk = (PTR) xmalloc ((unsigned) size); | |
1479 | ||
1480 | if (!bfd_get_section_contents (ibfd, isection, memhunk, (file_ptr) 0, | |
1481 | size)) | |
1482 | RETURN_NONFATAL (bfd_get_filename (ibfd)); | |
1483 | ||
57938635 | 1484 | if (copy_byte >= 0) |
252b5132 RH |
1485 | filter_bytes (memhunk, &size); |
1486 | ||
1487 | if (!bfd_set_section_contents (obfd, osection, memhunk, (file_ptr) 0, | |
1488 | size)) | |
1489 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
1490 | ||
1491 | free (memhunk); | |
1492 | } | |
1493 | else if (p != NULL && p->set_flags && (p->flags & SEC_HAS_CONTENTS) != 0) | |
1494 | { | |
1495 | PTR memhunk = (PTR) xmalloc ((unsigned) size); | |
1496 | ||
1497 | /* We don't permit the user to turn off the SEC_HAS_CONTENTS | |
1498 | flag--they can just remove the section entirely and add it | |
1499 | back again. However, we do permit them to turn on the | |
1500 | SEC_HAS_CONTENTS flag, and take it to mean that the section | |
1501 | contents should be zeroed out. */ | |
1502 | ||
1503 | memset (memhunk, 0, size); | |
1504 | if (! bfd_set_section_contents (obfd, osection, memhunk, (file_ptr) 0, | |
1505 | size)) | |
1506 | RETURN_NONFATAL (bfd_get_filename (obfd)); | |
1507 | free (memhunk); | |
1508 | } | |
1509 | } | |
1510 | ||
1511 | /* Get all the sections. This is used when --gap-fill or --pad-to is | |
1512 | used. */ | |
1513 | ||
1514 | static void | |
1515 | get_sections (obfd, osection, secppparg) | |
b4c96d0d | 1516 | bfd *obfd ATTRIBUTE_UNUSED; |
252b5132 RH |
1517 | asection *osection; |
1518 | PTR secppparg; | |
1519 | { | |
1520 | asection ***secppp = (asection ***) secppparg; | |
1521 | ||
1522 | **secppp = osection; | |
1523 | ++(*secppp); | |
1524 | } | |
1525 | ||
1526 | /* Sort sections by VMA. This is called via qsort, and is used when | |
1527 | --gap-fill or --pad-to is used. We force non loadable or empty | |
1528 | sections to the front, where they are easier to ignore. */ | |
1529 | ||
1530 | static int | |
1531 | compare_section_lma (arg1, arg2) | |
1532 | const PTR arg1; | |
1533 | const PTR arg2; | |
1534 | { | |
1535 | const asection **sec1 = (const asection **) arg1; | |
1536 | const asection **sec2 = (const asection **) arg2; | |
1537 | flagword flags1, flags2; | |
1538 | ||
1539 | /* Sort non loadable sections to the front. */ | |
1540 | flags1 = (*sec1)->flags; | |
1541 | flags2 = (*sec2)->flags; | |
1542 | if ((flags1 & SEC_HAS_CONTENTS) == 0 | |
1543 | || (flags1 & SEC_LOAD) == 0) | |
1544 | { | |
1545 | if ((flags2 & SEC_HAS_CONTENTS) != 0 | |
1546 | && (flags2 & SEC_LOAD) != 0) | |
1547 | return -1; | |
1548 | } | |
1549 | else | |
1550 | { | |
1551 | if ((flags2 & SEC_HAS_CONTENTS) == 0 | |
1552 | || (flags2 & SEC_LOAD) == 0) | |
1553 | return 1; | |
1554 | } | |
1555 | ||
1556 | /* Sort sections by LMA. */ | |
1557 | if ((*sec1)->lma > (*sec2)->lma) | |
1558 | return 1; | |
1559 | else if ((*sec1)->lma < (*sec2)->lma) | |
1560 | return -1; | |
1561 | ||
1562 | /* Sort sections with the same LMA by size. */ | |
1563 | if ((*sec1)->_raw_size > (*sec2)->_raw_size) | |
1564 | return 1; | |
1565 | else if ((*sec1)->_raw_size < (*sec2)->_raw_size) | |
1566 | return -1; | |
1567 | ||
1568 | return 0; | |
1569 | } | |
1570 | ||
1571 | /* Mark all the symbols which will be used in output relocations with | |
1572 | the BSF_KEEP flag so that those symbols will not be stripped. | |
1573 | ||
1574 | Ignore relocations which will not appear in the output file. */ | |
1575 | ||
1576 | static void | |
1577 | mark_symbols_used_in_relocations (ibfd, isection, symbolsarg) | |
1578 | bfd *ibfd; | |
1579 | sec_ptr isection; | |
1580 | PTR symbolsarg; | |
1581 | { | |
1582 | asymbol **symbols = (asymbol **) symbolsarg; | |
1583 | long relsize; | |
1584 | arelent **relpp; | |
1585 | long relcount, i; | |
1586 | ||
1587 | /* Ignore an input section with no corresponding output section. */ | |
1588 | if (isection->output_section == NULL) | |
1589 | return; | |
1590 | ||
1591 | relsize = bfd_get_reloc_upper_bound (ibfd, isection); | |
1592 | if (relsize < 0) | |
1593 | bfd_fatal (bfd_get_filename (ibfd)); | |
1594 | ||
1595 | if (relsize == 0) | |
1596 | return; | |
1597 | ||
1598 | relpp = (arelent **) xmalloc (relsize); | |
1599 | relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, symbols); | |
1600 | if (relcount < 0) | |
1601 | bfd_fatal (bfd_get_filename (ibfd)); | |
1602 | ||
1603 | /* Examine each symbol used in a relocation. If it's not one of the | |
1604 | special bfd section symbols, then mark it with BSF_KEEP. */ | |
1605 | for (i = 0; i < relcount; i++) | |
1606 | { | |
1607 | if (*relpp[i]->sym_ptr_ptr != bfd_com_section_ptr->symbol | |
1608 | && *relpp[i]->sym_ptr_ptr != bfd_abs_section_ptr->symbol | |
1609 | && *relpp[i]->sym_ptr_ptr != bfd_und_section_ptr->symbol) | |
1610 | (*relpp[i]->sym_ptr_ptr)->flags |= BSF_KEEP; | |
1611 | } | |
1612 | ||
1613 | if (relpp != NULL) | |
1614 | free (relpp); | |
1615 | } | |
1616 | ||
1617 | /* Write out debugging information. */ | |
1618 | ||
1619 | static boolean | |
1620 | write_debugging_info (obfd, dhandle, symcountp, symppp) | |
1621 | bfd *obfd; | |
1622 | PTR dhandle; | |
b4c96d0d ILT |
1623 | long *symcountp ATTRIBUTE_UNUSED; |
1624 | asymbol ***symppp ATTRIBUTE_UNUSED; | |
252b5132 RH |
1625 | { |
1626 | if (bfd_get_flavour (obfd) == bfd_target_ieee_flavour) | |
1627 | return write_ieee_debugging_info (obfd, dhandle); | |
1628 | ||
1629 | if (bfd_get_flavour (obfd) == bfd_target_coff_flavour | |
1630 | || bfd_get_flavour (obfd) == bfd_target_elf_flavour) | |
1631 | { | |
1632 | bfd_byte *syms, *strings; | |
1633 | bfd_size_type symsize, stringsize; | |
1634 | asection *stabsec, *stabstrsec; | |
1635 | ||
1636 | if (! write_stabs_in_sections_debugging_info (obfd, dhandle, &syms, | |
1637 | &symsize, &strings, | |
1638 | &stringsize)) | |
1639 | return false; | |
1640 | ||
1641 | stabsec = bfd_make_section (obfd, ".stab"); | |
1642 | stabstrsec = bfd_make_section (obfd, ".stabstr"); | |
1643 | if (stabsec == NULL | |
1644 | || stabstrsec == NULL | |
1645 | || ! bfd_set_section_size (obfd, stabsec, symsize) | |
1646 | || ! bfd_set_section_size (obfd, stabstrsec, stringsize) | |
1647 | || ! bfd_set_section_alignment (obfd, stabsec, 2) | |
1648 | || ! bfd_set_section_alignment (obfd, stabstrsec, 0) | |
1649 | || ! bfd_set_section_flags (obfd, stabsec, | |
1650 | (SEC_HAS_CONTENTS | |
1651 | | SEC_READONLY | |
1652 | | SEC_DEBUGGING)) | |
1653 | || ! bfd_set_section_flags (obfd, stabstrsec, | |
1654 | (SEC_HAS_CONTENTS | |
1655 | | SEC_READONLY | |
1656 | | SEC_DEBUGGING))) | |
1657 | { | |
1658 | non_fatal (_("%s: can't create debugging section: %s"), | |
1659 | bfd_get_filename (obfd), | |
1660 | bfd_errmsg (bfd_get_error ())); | |
1661 | return false; | |
1662 | } | |
1663 | ||
1664 | /* We can get away with setting the section contents now because | |
1665 | the next thing the caller is going to do is copy over the | |
1666 | real sections. We may someday have to split the contents | |
1667 | setting out of this function. */ | |
1668 | if (! bfd_set_section_contents (obfd, stabsec, syms, (file_ptr) 0, | |
1669 | symsize) | |
1670 | || ! bfd_set_section_contents (obfd, stabstrsec, strings, | |
1671 | (file_ptr) 0, stringsize)) | |
1672 | { | |
1673 | non_fatal (_("%s: can't set debugging section contents: %s"), | |
1674 | bfd_get_filename (obfd), | |
1675 | bfd_errmsg (bfd_get_error ())); | |
1676 | return false; | |
1677 | } | |
1678 | ||
1679 | return true; | |
1680 | } | |
1681 | ||
1682 | non_fatal (_("%s: don't know how to write debugging information for %s"), | |
1683 | bfd_get_filename (obfd), bfd_get_target (obfd)); | |
1684 | return false; | |
1685 | } | |
1686 | ||
1687 | static int | |
1688 | strip_main (argc, argv) | |
1689 | int argc; | |
1690 | char *argv[]; | |
1691 | { | |
1692 | char *input_target = NULL, *output_target = NULL; | |
1693 | boolean show_version = false; | |
1694 | int c, i; | |
1695 | struct section_list *p; | |
1696 | char *output_file = NULL; | |
1697 | ||
db4f6831 | 1698 | while ((c = getopt_long (argc, argv, "I:O:F:K:N:R:o:sSpdgxXVv", |
252b5132 RH |
1699 | strip_options, (int *) 0)) != EOF) |
1700 | { | |
1701 | switch (c) | |
1702 | { | |
1703 | case 'I': | |
1704 | input_target = optarg; | |
1705 | break; | |
1706 | case 'O': | |
1707 | output_target = optarg; | |
1708 | break; | |
1709 | case 'F': | |
1710 | input_target = output_target = optarg; | |
1711 | break; | |
1712 | case 'R': | |
1713 | p = find_section_list (optarg, true); | |
1714 | p->remove = true; | |
1715 | sections_removed = true; | |
1716 | break; | |
1717 | case 's': | |
1718 | strip_symbols = STRIP_ALL; | |
1719 | break; | |
1720 | case 'S': | |
1721 | case 'g': | |
db4f6831 | 1722 | case 'd': /* Historic BSD alias for -g. Used by early NetBSD. */ |
252b5132 RH |
1723 | strip_symbols = STRIP_DEBUG; |
1724 | break; | |
1725 | case OPTION_STRIP_UNNEEDED: | |
1726 | strip_symbols = STRIP_UNNEEDED; | |
1727 | break; | |
1728 | case 'K': | |
1729 | add_specific_symbol (optarg, &keep_specific_list); | |
1730 | break; | |
1731 | case 'N': | |
1732 | add_specific_symbol (optarg, &strip_specific_list); | |
1733 | break; | |
1734 | case 'o': | |
1735 | output_file = optarg; | |
1736 | break; | |
1737 | case 'p': | |
1738 | preserve_dates = true; | |
1739 | break; | |
1740 | case 'x': | |
1741 | discard_locals = LOCALS_ALL; | |
1742 | break; | |
1743 | case 'X': | |
1744 | discard_locals = LOCALS_START_L; | |
1745 | break; | |
1746 | case 'v': | |
1747 | verbose = true; | |
1748 | break; | |
1749 | case 'V': | |
1750 | show_version = true; | |
1751 | break; | |
1752 | case 0: | |
1753 | break; /* we've been given a long option */ | |
1754 | case 'h': | |
1755 | strip_usage (stdout, 0); | |
1756 | default: | |
1757 | strip_usage (stderr, 1); | |
1758 | } | |
1759 | } | |
1760 | ||
1761 | if (show_version) | |
1762 | print_version ("strip"); | |
1763 | ||
1764 | /* Default is to strip all symbols. */ | |
1765 | if (strip_symbols == STRIP_UNDEF | |
1766 | && discard_locals == LOCALS_UNDEF | |
1767 | && strip_specific_list == NULL) | |
1768 | strip_symbols = STRIP_ALL; | |
1769 | ||
1770 | if (output_target == (char *) NULL) | |
1771 | output_target = input_target; | |
1772 | ||
1773 | i = optind; | |
1774 | if (i == argc | |
1775 | || (output_file != NULL && (i + 1) < argc)) | |
1776 | strip_usage (stderr, 1); | |
1777 | ||
1778 | for (; i < argc; i++) | |
1779 | { | |
1780 | int hold_status = status; | |
1781 | struct stat statbuf; | |
1782 | char *tmpname; | |
1783 | ||
1784 | if (preserve_dates) | |
1785 | { | |
1786 | if (stat (argv[i], &statbuf) < 0) | |
1787 | { | |
1788 | non_fatal (_("%s: cannot stat: %s"), argv[i], strerror (errno)); | |
1789 | continue; | |
1790 | } | |
1791 | } | |
1792 | ||
1793 | if (output_file != NULL) | |
1794 | tmpname = output_file; | |
1795 | else | |
1796 | tmpname = make_tempname (argv[i]); | |
1797 | status = 0; | |
1798 | ||
1799 | copy_file (argv[i], tmpname, input_target, output_target); | |
1800 | if (status == 0) | |
1801 | { | |
1802 | if (preserve_dates) | |
1803 | set_times (tmpname, &statbuf); | |
1804 | if (output_file == NULL) | |
1805 | smart_rename (tmpname, argv[i], preserve_dates); | |
1806 | status = hold_status; | |
1807 | } | |
1808 | else | |
1809 | unlink (tmpname); | |
1810 | if (output_file == NULL) | |
1811 | free (tmpname); | |
1812 | } | |
1813 | ||
1814 | return 0; | |
1815 | } | |
1816 | ||
1817 | static int | |
1818 | copy_main (argc, argv) | |
1819 | int argc; | |
1820 | char *argv[]; | |
1821 | { | |
43a0748c | 1822 | char * binary_architecture = NULL; |
252b5132 RH |
1823 | char *input_filename = NULL, *output_filename = NULL; |
1824 | char *input_target = NULL, *output_target = NULL; | |
1825 | boolean show_version = false; | |
1826 | boolean change_warn = true; | |
1827 | int c; | |
1828 | struct section_list *p; | |
1829 | struct stat statbuf; | |
1830 | ||
43a0748c | 1831 | while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:R:SpgxXVvW:", |
252b5132 RH |
1832 | copy_options, (int *) 0)) != EOF) |
1833 | { | |
1834 | switch (c) | |
1835 | { | |
1836 | case 'b': | |
1837 | copy_byte = atoi (optarg); | |
1838 | if (copy_byte < 0) | |
1839 | fatal (_("byte number must be non-negative")); | |
1840 | break; | |
57938635 | 1841 | |
43a0748c NC |
1842 | case 'B': |
1843 | binary_architecture = optarg; | |
1844 | break; | |
1845 | ||
252b5132 RH |
1846 | case 'i': |
1847 | interleave = atoi (optarg); | |
1848 | if (interleave < 1) | |
1849 | fatal (_("interleave must be positive")); | |
1850 | break; | |
57938635 | 1851 | |
252b5132 RH |
1852 | case 'I': |
1853 | case 's': /* "source" - 'I' is preferred */ | |
1854 | input_target = optarg; | |
1855 | break; | |
57938635 | 1856 | |
252b5132 RH |
1857 | case 'O': |
1858 | case 'd': /* "destination" - 'O' is preferred */ | |
1859 | output_target = optarg; | |
1860 | break; | |
57938635 | 1861 | |
252b5132 RH |
1862 | case 'F': |
1863 | input_target = output_target = optarg; | |
1864 | break; | |
57938635 | 1865 | |
f91ea849 ILT |
1866 | case 'j': |
1867 | p = find_section_list (optarg, true); | |
1868 | if (p->remove) | |
1869 | fatal (_("%s both copied and removed"), optarg); | |
1870 | p->copy = true; | |
1871 | sections_copied = true; | |
1872 | break; | |
57938635 | 1873 | |
252b5132 RH |
1874 | case 'R': |
1875 | p = find_section_list (optarg, true); | |
f91ea849 ILT |
1876 | if (p->copy) |
1877 | fatal (_("%s both copied and removed"), optarg); | |
252b5132 RH |
1878 | p->remove = true; |
1879 | sections_removed = true; | |
1880 | break; | |
57938635 | 1881 | |
252b5132 RH |
1882 | case 'S': |
1883 | strip_symbols = STRIP_ALL; | |
1884 | break; | |
57938635 | 1885 | |
252b5132 RH |
1886 | case 'g': |
1887 | strip_symbols = STRIP_DEBUG; | |
1888 | break; | |
57938635 | 1889 | |
252b5132 RH |
1890 | case OPTION_STRIP_UNNEEDED: |
1891 | strip_symbols = STRIP_UNNEEDED; | |
1892 | break; | |
57938635 | 1893 | |
252b5132 RH |
1894 | case 'K': |
1895 | add_specific_symbol (optarg, &keep_specific_list); | |
1896 | break; | |
57938635 | 1897 | |
252b5132 RH |
1898 | case 'N': |
1899 | add_specific_symbol (optarg, &strip_specific_list); | |
1900 | break; | |
57938635 | 1901 | |
252b5132 RH |
1902 | case 'L': |
1903 | add_specific_symbol (optarg, &localize_specific_list); | |
1904 | break; | |
57938635 | 1905 | |
252b5132 RH |
1906 | case 'W': |
1907 | add_specific_symbol (optarg, &weaken_specific_list); | |
1908 | break; | |
57938635 | 1909 | |
252b5132 RH |
1910 | case 'p': |
1911 | preserve_dates = true; | |
1912 | break; | |
57938635 | 1913 | |
252b5132 RH |
1914 | case 'x': |
1915 | discard_locals = LOCALS_ALL; | |
1916 | break; | |
57938635 | 1917 | |
252b5132 RH |
1918 | case 'X': |
1919 | discard_locals = LOCALS_START_L; | |
1920 | break; | |
57938635 | 1921 | |
252b5132 RH |
1922 | case 'v': |
1923 | verbose = true; | |
1924 | break; | |
57938635 | 1925 | |
252b5132 RH |
1926 | case 'V': |
1927 | show_version = true; | |
1928 | break; | |
57938635 | 1929 | |
252b5132 RH |
1930 | case OPTION_WEAKEN: |
1931 | weaken = true; | |
1932 | break; | |
57938635 | 1933 | |
252b5132 RH |
1934 | case OPTION_ADD_SECTION: |
1935 | { | |
1936 | const char *s; | |
1937 | struct stat st; | |
1938 | struct section_add *pa; | |
1939 | int len; | |
1940 | char *name; | |
1941 | FILE *f; | |
1942 | ||
1943 | s = strchr (optarg, '='); | |
57938635 | 1944 | |
252b5132 | 1945 | if (s == NULL) |
57938635 | 1946 | fatal (_("bad format for %s"), "--add-section"); |
252b5132 RH |
1947 | |
1948 | if (stat (s + 1, & st) < 0) | |
1949 | fatal (_("cannot stat: %s: %s"), s + 1, strerror (errno)); | |
1950 | ||
1951 | pa = (struct section_add *) xmalloc (sizeof (struct section_add)); | |
1952 | ||
1953 | len = s - optarg; | |
1954 | name = (char *) xmalloc (len + 1); | |
1955 | strncpy (name, optarg, len); | |
1956 | name[len] = '\0'; | |
1957 | pa->name = name; | |
1958 | ||
1959 | pa->filename = s + 1; | |
1960 | ||
1961 | pa->size = st.st_size; | |
1962 | ||
1963 | pa->contents = (bfd_byte *) xmalloc (pa->size); | |
1964 | f = fopen (pa->filename, FOPEN_RB); | |
57938635 | 1965 | |
252b5132 RH |
1966 | if (f == NULL) |
1967 | fatal (_("cannot open: %s: %s"), pa->filename, strerror (errno)); | |
57938635 | 1968 | |
252b5132 RH |
1969 | if (fread (pa->contents, 1, pa->size, f) == 0 |
1970 | || ferror (f)) | |
1971 | fatal (_("%s: fread failed"), pa->filename); | |
1972 | ||
1973 | fclose (f); | |
1974 | ||
1975 | pa->next = add_sections; | |
1976 | add_sections = pa; | |
1977 | } | |
1978 | break; | |
57938635 | 1979 | |
252b5132 RH |
1980 | case OPTION_CHANGE_START: |
1981 | change_start = parse_vma (optarg, "--change-start"); | |
1982 | break; | |
57938635 | 1983 | |
252b5132 RH |
1984 | case OPTION_CHANGE_SECTION_ADDRESS: |
1985 | case OPTION_CHANGE_SECTION_LMA: | |
1986 | case OPTION_CHANGE_SECTION_VMA: | |
1987 | { | |
1988 | const char *s; | |
1989 | int len; | |
1990 | char *name; | |
b4c96d0d | 1991 | char *option = NULL; |
252b5132 | 1992 | bfd_vma val; |
b4c96d0d | 1993 | enum change_action what = CHANGE_IGNORE; |
57938635 | 1994 | |
252b5132 RH |
1995 | switch (c) |
1996 | { | |
b4c96d0d ILT |
1997 | case OPTION_CHANGE_SECTION_ADDRESS: |
1998 | option = "--change-section-address"; | |
1999 | break; | |
2000 | case OPTION_CHANGE_SECTION_LMA: | |
2001 | option = "--change-section-lma"; | |
2002 | break; | |
2003 | case OPTION_CHANGE_SECTION_VMA: | |
2004 | option = "--change-section-vma"; | |
2005 | break; | |
252b5132 | 2006 | } |
57938635 | 2007 | |
252b5132 RH |
2008 | s = strchr (optarg, '='); |
2009 | if (s == NULL) | |
2010 | { | |
2011 | s = strchr (optarg, '+'); | |
2012 | if (s == NULL) | |
2013 | { | |
2014 | s = strchr (optarg, '-'); | |
2015 | if (s == NULL) | |
2016 | fatal (_("bad format for %s"), option); | |
2017 | } | |
2018 | } | |
2019 | ||
2020 | len = s - optarg; | |
2021 | name = (char *) xmalloc (len + 1); | |
2022 | strncpy (name, optarg, len); | |
2023 | name[len] = '\0'; | |
2024 | ||
2025 | p = find_section_list (name, true); | |
2026 | ||
2027 | val = parse_vma (s + 1, option); | |
2028 | ||
2029 | switch (*s) | |
2030 | { | |
2031 | case '=': what = CHANGE_SET; break; | |
2032 | case '-': val = - val; /* Drop through. */ | |
2033 | case '+': what = CHANGE_MODIFY; break; | |
2034 | } | |
57938635 | 2035 | |
252b5132 RH |
2036 | switch (c) |
2037 | { | |
2038 | case OPTION_CHANGE_SECTION_ADDRESS: | |
2039 | p->change_vma = what; | |
2040 | p->vma_val = val; | |
2041 | /* Drop through. */ | |
57938635 | 2042 | |
252b5132 RH |
2043 | case OPTION_CHANGE_SECTION_LMA: |
2044 | p->change_lma = what; | |
2045 | p->lma_val = val; | |
2046 | break; | |
57938635 | 2047 | |
252b5132 RH |
2048 | case OPTION_CHANGE_SECTION_VMA: |
2049 | p->change_vma = what; | |
2050 | p->vma_val = val; | |
2051 | break; | |
2052 | } | |
2053 | } | |
2054 | break; | |
57938635 | 2055 | |
252b5132 RH |
2056 | case OPTION_CHANGE_ADDRESSES: |
2057 | change_section_address = parse_vma (optarg, "--change-addresses"); | |
2058 | change_start = change_section_address; | |
2059 | break; | |
57938635 | 2060 | |
252b5132 RH |
2061 | case OPTION_CHANGE_WARNINGS: |
2062 | change_warn = true; | |
2063 | break; | |
57938635 | 2064 | |
252b5132 RH |
2065 | case OPTION_CHANGE_LEADING_CHAR: |
2066 | change_leading_char = true; | |
2067 | break; | |
57938635 | 2068 | |
252b5132 RH |
2069 | case OPTION_DEBUGGING: |
2070 | convert_debugging = true; | |
2071 | break; | |
57938635 | 2072 | |
252b5132 RH |
2073 | case OPTION_GAP_FILL: |
2074 | { | |
2075 | bfd_vma gap_fill_vma; | |
2076 | ||
2077 | gap_fill_vma = parse_vma (optarg, "--gap-fill"); | |
2078 | gap_fill = (bfd_byte) gap_fill_vma; | |
2079 | if ((bfd_vma) gap_fill != gap_fill_vma) | |
2080 | { | |
2081 | char buff[20]; | |
57938635 | 2082 | |
252b5132 | 2083 | sprintf_vma (buff, gap_fill_vma); |
57938635 | 2084 | |
252b5132 RH |
2085 | non_fatal (_("Warning: truncating gap-fill from 0x%s to 0x%x"), |
2086 | buff, gap_fill); | |
2087 | } | |
2088 | gap_fill_set = true; | |
2089 | } | |
2090 | break; | |
57938635 | 2091 | |
252b5132 RH |
2092 | case OPTION_NO_CHANGE_WARNINGS: |
2093 | change_warn = false; | |
2094 | break; | |
57938635 | 2095 | |
252b5132 RH |
2096 | case OPTION_PAD_TO: |
2097 | pad_to = parse_vma (optarg, "--pad-to"); | |
2098 | pad_to_set = true; | |
2099 | break; | |
57938635 | 2100 | |
252b5132 RH |
2101 | case OPTION_REMOVE_LEADING_CHAR: |
2102 | remove_leading_char = true; | |
2103 | break; | |
57938635 AM |
2104 | |
2105 | case OPTION_REDEFINE_SYM: | |
2106 | { | |
2107 | /* Push this redefinition onto redefine_symbol_list. */ | |
2108 | ||
2109 | int len; | |
2110 | const char *s; | |
2111 | const char *nextarg; | |
2112 | char *source, *target; | |
2113 | ||
2114 | s = strchr (optarg, '='); | |
2115 | if (s == NULL) | |
2116 | { | |
2117 | fatal (_("bad format for %s"), "--redefine-sym"); | |
2118 | } | |
2119 | ||
2120 | len = s - optarg; | |
2121 | source = (char *) xmalloc (len + 1); | |
2122 | strncpy (source, optarg, len); | |
2123 | source[len] = '\0'; | |
2124 | ||
2125 | nextarg = s + 1; | |
2126 | len = strlen (nextarg); | |
2127 | target = (char *) xmalloc (len + 1); | |
2128 | strcpy (target, nextarg); | |
2129 | ||
2130 | redefine_list_append (source, target); | |
2131 | ||
2132 | free (source); | |
2133 | free (target); | |
2134 | } | |
2135 | break; | |
2136 | ||
252b5132 RH |
2137 | case OPTION_SET_SECTION_FLAGS: |
2138 | { | |
2139 | const char *s; | |
2140 | int len; | |
2141 | char *name; | |
2142 | ||
2143 | s = strchr (optarg, '='); | |
2144 | if (s == NULL) | |
57938635 | 2145 | fatal (_("bad format for %s"), "--set-section-flags"); |
252b5132 RH |
2146 | |
2147 | len = s - optarg; | |
2148 | name = (char *) xmalloc (len + 1); | |
2149 | strncpy (name, optarg, len); | |
2150 | name[len] = '\0'; | |
2151 | ||
2152 | p = find_section_list (name, true); | |
2153 | ||
2154 | p->set_flags = true; | |
2155 | p->flags = parse_flags (s + 1); | |
2156 | } | |
2157 | break; | |
57938635 | 2158 | |
252b5132 RH |
2159 | case OPTION_SET_START: |
2160 | set_start = parse_vma (optarg, "--set-start"); | |
2161 | set_start_set = true; | |
2162 | break; | |
57938635 | 2163 | |
420496c1 NC |
2164 | case OPTION_SREC_LEN: |
2165 | Chunk = parse_vma (optarg, "--srec-len"); | |
2166 | break; | |
2167 | ||
2168 | case OPTION_SREC_FORCES3: | |
2169 | S3Forced = true; | |
2170 | break; | |
2171 | ||
252b5132 RH |
2172 | case 0: |
2173 | break; /* we've been given a long option */ | |
57938635 | 2174 | |
252b5132 RH |
2175 | case 'h': |
2176 | copy_usage (stdout, 0); | |
57938635 | 2177 | |
252b5132 RH |
2178 | default: |
2179 | copy_usage (stderr, 1); | |
2180 | } | |
2181 | } | |
2182 | ||
2183 | if (show_version) | |
2184 | print_version ("objcopy"); | |
2185 | ||
2186 | if (copy_byte >= interleave) | |
2187 | fatal (_("byte number must be less than interleave")); | |
2188 | ||
2189 | if (optind == argc || optind + 2 < argc) | |
2190 | copy_usage (stderr, 1); | |
2191 | ||
2192 | input_filename = argv[optind]; | |
2193 | if (optind + 1 < argc) | |
2194 | output_filename = argv[optind + 1]; | |
2195 | ||
2196 | /* Default is to strip no symbols. */ | |
2197 | if (strip_symbols == STRIP_UNDEF && discard_locals == LOCALS_UNDEF) | |
2198 | strip_symbols = STRIP_NONE; | |
2199 | ||
2200 | if (output_target == (char *) NULL) | |
2201 | output_target = input_target; | |
2202 | ||
43a0748c | 2203 | if (binary_architecture != (char *) NULL) |
252b5132 | 2204 | { |
43a0748c NC |
2205 | if (input_target && strcmp (input_target, "binary") == 0) |
2206 | { | |
2207 | const bfd_arch_info_type * temp_arch_info; | |
2208 | ||
2209 | temp_arch_info = bfd_scan_arch (binary_architecture); | |
2210 | ||
2211 | if (temp_arch_info != NULL) | |
2212 | bfd_external_binary_architecture = temp_arch_info->arch; | |
2213 | else | |
2214 | fatal (_("architecture %s unknown"), binary_architecture); | |
2215 | } | |
2216 | else | |
2217 | { | |
2218 | non_fatal (_("Warning: input target 'binary' required for binary architecture parameter.")); | |
2219 | non_fatal (_(" Argument %s ignored"), binary_architecture); | |
2220 | } | |
252b5132 RH |
2221 | } |
2222 | ||
43a0748c NC |
2223 | if (preserve_dates) |
2224 | if (stat (input_filename, & statbuf) < 0) | |
2225 | fatal (_("Cannot stat: %s: %s"), input_filename, strerror (errno)); | |
2226 | ||
252b5132 RH |
2227 | /* If there is no destination file then create a temp and rename |
2228 | the result into the input. */ | |
2229 | ||
2230 | if (output_filename == (char *) NULL) | |
2231 | { | |
2232 | char *tmpname = make_tempname (input_filename); | |
2233 | ||
2234 | copy_file (input_filename, tmpname, input_target, output_target); | |
2235 | if (status == 0) | |
57938635 | 2236 | { |
252b5132 RH |
2237 | if (preserve_dates) |
2238 | set_times (tmpname, &statbuf); | |
2239 | smart_rename (tmpname, input_filename, preserve_dates); | |
2240 | } | |
2241 | else | |
2242 | unlink (tmpname); | |
2243 | } | |
2244 | else | |
2245 | { | |
2246 | copy_file (input_filename, output_filename, input_target, output_target); | |
2247 | if (status == 0 && preserve_dates) | |
2248 | set_times (output_filename, &statbuf); | |
2249 | } | |
2250 | ||
2251 | if (change_warn) | |
2252 | { | |
2253 | for (p = change_sections; p != NULL; p = p->next) | |
2254 | { | |
2255 | if (! p->used) | |
2256 | { | |
2257 | if (p->change_vma != CHANGE_IGNORE) | |
2258 | { | |
2259 | char buff [20]; | |
2260 | ||
2261 | sprintf_vma (buff, p->vma_val); | |
57938635 | 2262 | |
252b5132 | 2263 | /* xgettext:c-format */ |
57938635 AM |
2264 | non_fatal (_("%s %s%c0x%s never used"), |
2265 | "--change-section-vma", | |
252b5132 RH |
2266 | p->name, |
2267 | p->change_vma == CHANGE_SET ? '=' : '+', | |
2268 | buff); | |
2269 | } | |
57938635 | 2270 | |
252b5132 RH |
2271 | if (p->change_lma != CHANGE_IGNORE) |
2272 | { | |
2273 | char buff [20]; | |
2274 | ||
2275 | sprintf_vma (buff, p->lma_val); | |
57938635 | 2276 | |
252b5132 | 2277 | /* xgettext:c-format */ |
57938635 AM |
2278 | non_fatal (_("%s %s%c0x%s never used"), |
2279 | "--change-section-lma", | |
252b5132 RH |
2280 | p->name, |
2281 | p->change_lma == CHANGE_SET ? '=' : '+', | |
2282 | buff); | |
2283 | } | |
2284 | } | |
2285 | } | |
2286 | } | |
2287 | ||
2288 | return 0; | |
2289 | } | |
2290 | ||
2291 | int | |
2292 | main (argc, argv) | |
2293 | int argc; | |
2294 | char *argv[]; | |
2295 | { | |
2296 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) | |
2297 | setlocale (LC_MESSAGES, ""); | |
2298 | #endif | |
2299 | bindtextdomain (PACKAGE, LOCALEDIR); | |
2300 | textdomain (PACKAGE); | |
2301 | ||
2302 | program_name = argv[0]; | |
2303 | xmalloc_set_program_name (program_name); | |
2304 | ||
2305 | START_PROGRESS (program_name, 0); | |
2306 | ||
2307 | strip_symbols = STRIP_UNDEF; | |
2308 | discard_locals = LOCALS_UNDEF; | |
2309 | ||
2310 | bfd_init (); | |
2311 | set_default_bfd_target (); | |
2312 | ||
2313 | if (is_strip < 0) | |
2314 | { | |
2315 | int i = strlen (program_name); | |
5af11cab AM |
2316 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
2317 | /* Drop the .exe suffix, if any. */ | |
2318 | if (i > 4 && FILENAME_CMP (program_name + i - 4, ".exe") == 0) | |
2319 | { | |
2320 | i -= 4; | |
2321 | program_name[i] = '\0'; | |
2322 | } | |
2323 | #endif | |
2324 | is_strip = (i >= 5 && FILENAME_CMP (program_name + i - 5, "strip") == 0); | |
252b5132 RH |
2325 | } |
2326 | ||
2327 | if (is_strip) | |
2328 | strip_main (argc, argv); | |
2329 | else | |
2330 | copy_main (argc, argv); | |
2331 | ||
2332 | END_PROGRESS (program_name); | |
2333 | ||
2334 | return status; | |
2335 | } |