1 /* objcopy.c -- copy object file from input to output, optionally massaging it.
2 Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
3 2001, 2002, 2003, 2004, 2005, 2006, 2007
4 Free Software Foundation, Inc.
6 This file is part of GNU Binutils.
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.
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.
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., 51 Franklin Street - Fifth Floor, Boston, MA
27 #include "libiberty.h"
29 #include "filenames.h"
35 /* A list of symbols to explicitly strip out, or to keep. A linked
36 list is good enough for a small number from the command line, but
37 this will slow things down a lot if many symbols are being
46 /* A list to support redefine_sym. */
51 struct redefine_node
*next
;
54 typedef struct section_rename
56 const char * old_name
;
57 const char * new_name
;
59 struct section_rename
* next
;
63 /* List of sections to be renamed. */
64 static section_rename
*section_rename_list
;
66 #define RETURN_NONFATAL(s) {bfd_nonfatal (s); status = 1; return;}
68 static asymbol
**isympp
= NULL
; /* Input symbols. */
69 static asymbol
**osympp
= NULL
; /* Output symbols that survive stripping. */
71 /* If `copy_byte' >= 0, copy only that byte of every `interleave' bytes. */
72 static int copy_byte
= -1;
73 static int interleave
= 4;
75 static bfd_boolean verbose
; /* Print file and target names. */
76 static bfd_boolean preserve_dates
; /* Preserve input file timestamp. */
77 static int status
= 0; /* Exit status. */
82 STRIP_NONE
, /* Don't strip. */
83 STRIP_DEBUG
, /* Strip all debugger symbols. */
84 STRIP_UNNEEDED
, /* Strip unnecessary symbols. */
85 STRIP_NONDEBUG
, /* Strip everything but debug info. */
86 STRIP_ALL
/* Strip all symbols. */
89 /* Which symbols to remove. */
90 static enum strip_action strip_symbols
;
95 LOCALS_START_L
, /* Discard locals starting with L. */
96 LOCALS_ALL
/* Discard all locals. */
99 /* Which local symbols to remove. Overrides STRIP_ALL. */
100 static enum locals_action discard_locals
;
102 /* What kind of change to perform. */
110 /* Structure used to hold lists of sections and actions to take. */
113 struct section_list
* next
; /* Next section to change. */
114 const char * name
; /* Section name. */
115 bfd_boolean used
; /* Whether this entry was used. */
116 bfd_boolean remove
; /* Whether to remove this section. */
117 bfd_boolean copy
; /* Whether to copy this section. */
118 enum change_action change_vma
;/* Whether to change or set VMA. */
119 bfd_vma vma_val
; /* Amount to change by or set to. */
120 enum change_action change_lma
;/* Whether to change or set LMA. */
121 bfd_vma lma_val
; /* Amount to change by or set to. */
122 bfd_boolean set_flags
; /* Whether to set the section flags. */
123 flagword flags
; /* What to set the section flags to. */
126 static struct section_list
*change_sections
;
128 /* TRUE if some sections are to be removed. */
129 static bfd_boolean sections_removed
;
131 /* TRUE if only some sections are to be copied. */
132 static bfd_boolean sections_copied
;
134 /* Changes to the start address. */
135 static bfd_vma change_start
= 0;
136 static bfd_boolean set_start_set
= FALSE
;
137 static bfd_vma set_start
;
139 /* Changes to section addresses. */
140 static bfd_vma change_section_address
= 0;
142 /* Filling gaps between sections. */
143 static bfd_boolean gap_fill_set
= FALSE
;
144 static bfd_byte gap_fill
= 0;
146 /* Pad to a given address. */
147 static bfd_boolean pad_to_set
= FALSE
;
148 static bfd_vma pad_to
;
150 /* Use alternative machine code? */
151 static unsigned long use_alt_mach_code
= 0;
153 /* Output BFD flags user wants to set or clear */
154 static flagword bfd_flags_to_set
;
155 static flagword bfd_flags_to_clear
;
157 /* List of sections to add. */
160 /* Next section to add. */
161 struct section_add
*next
;
162 /* Name of section to add. */
164 /* Name of file holding section contents. */
165 const char *filename
;
168 /* Contents of file. */
170 /* BFD section, after it has been added. */
174 /* List of sections to add to the output BFD. */
175 static struct section_add
*add_sections
;
177 /* If non-NULL the argument to --add-gnu-debuglink.
178 This should be the filename to store in the .gnu_debuglink section. */
179 static const char * gnu_debuglink_filename
= NULL
;
181 /* Whether to convert debugging information. */
182 static bfd_boolean convert_debugging
= FALSE
;
184 /* Whether to change the leading character in symbol names. */
185 static bfd_boolean change_leading_char
= FALSE
;
187 /* Whether to remove the leading character from global symbol names. */
188 static bfd_boolean remove_leading_char
= FALSE
;
190 /* Whether to permit wildcard in symbol comparison. */
191 static bfd_boolean wildcard
= FALSE
;
193 /* True if --localize-hidden is in effect. */
194 static bfd_boolean localize_hidden
= FALSE
;
196 /* List of symbols to strip, keep, localize, keep-global, weaken,
198 static struct symlist
*strip_specific_list
= NULL
;
199 static struct symlist
*strip_unneeded_list
= NULL
;
200 static struct symlist
*keep_specific_list
= NULL
;
201 static struct symlist
*localize_specific_list
= NULL
;
202 static struct symlist
*globalize_specific_list
= NULL
;
203 static struct symlist
*keepglobal_specific_list
= NULL
;
204 static struct symlist
*weaken_specific_list
= NULL
;
205 static struct redefine_node
*redefine_sym_list
= NULL
;
207 /* If this is TRUE, we weaken global symbols (set BSF_WEAK). */
208 static bfd_boolean weaken
= FALSE
;
210 /* If this is TRUE, we retain BSF_FILE symbols. */
211 static bfd_boolean keep_file_symbols
= FALSE
;
213 /* Prefix symbols/sections. */
214 static char *prefix_symbols_string
= 0;
215 static char *prefix_sections_string
= 0;
216 static char *prefix_alloc_sections_string
= 0;
218 /* True if --extract-symbol was passed on the command line. */
219 static bfd_boolean extract_symbol
= FALSE
;
221 /* 150 isn't special; it's just an arbitrary non-ASCII char value. */
222 enum command_line_switch
224 OPTION_ADD_SECTION
=150,
225 OPTION_CHANGE_ADDRESSES
,
226 OPTION_CHANGE_LEADING_CHAR
,
228 OPTION_CHANGE_SECTION_ADDRESS
,
229 OPTION_CHANGE_SECTION_LMA
,
230 OPTION_CHANGE_SECTION_VMA
,
231 OPTION_CHANGE_WARNINGS
,
234 OPTION_NO_CHANGE_WARNINGS
,
236 OPTION_REMOVE_LEADING_CHAR
,
237 OPTION_SET_SECTION_FLAGS
,
239 OPTION_STRIP_UNNEEDED
,
242 OPTION_REDEFINE_SYMS
,
245 OPTION_STRIP_SYMBOLS
,
246 OPTION_STRIP_UNNEEDED_SYMBOL
,
247 OPTION_STRIP_UNNEEDED_SYMBOLS
,
249 OPTION_LOCALIZE_HIDDEN
,
250 OPTION_LOCALIZE_SYMBOLS
,
251 OPTION_GLOBALIZE_SYMBOL
,
252 OPTION_GLOBALIZE_SYMBOLS
,
253 OPTION_KEEPGLOBAL_SYMBOLS
,
254 OPTION_WEAKEN_SYMBOLS
,
255 OPTION_RENAME_SECTION
,
256 OPTION_ALT_MACH_CODE
,
257 OPTION_PREFIX_SYMBOLS
,
258 OPTION_PREFIX_SECTIONS
,
259 OPTION_PREFIX_ALLOC_SECTIONS
,
261 OPTION_ADD_GNU_DEBUGLINK
,
262 OPTION_ONLY_KEEP_DEBUG
,
263 OPTION_KEEP_FILE_SYMBOLS
,
264 OPTION_READONLY_TEXT
,
265 OPTION_WRITABLE_TEXT
,
268 OPTION_EXTRACT_SYMBOL
271 /* Options to handle if running as "strip". */
273 static struct option strip_options
[] =
275 {"discard-all", no_argument
, 0, 'x'},
276 {"discard-locals", no_argument
, 0, 'X'},
277 {"format", required_argument
, 0, 'F'}, /* Obsolete */
278 {"help", no_argument
, 0, 'h'},
279 {"info", no_argument
, 0, OPTION_FORMATS_INFO
},
280 {"input-format", required_argument
, 0, 'I'}, /* Obsolete */
281 {"input-target", required_argument
, 0, 'I'},
282 {"keep-file-symbols", no_argument
, 0, OPTION_KEEP_FILE_SYMBOLS
},
283 {"keep-symbol", required_argument
, 0, 'K'},
284 {"only-keep-debug", no_argument
, 0, OPTION_ONLY_KEEP_DEBUG
},
285 {"output-format", required_argument
, 0, 'O'}, /* Obsolete */
286 {"output-target", required_argument
, 0, 'O'},
287 {"output-file", required_argument
, 0, 'o'},
288 {"preserve-dates", no_argument
, 0, 'p'},
289 {"remove-section", required_argument
, 0, 'R'},
290 {"strip-all", no_argument
, 0, 's'},
291 {"strip-debug", no_argument
, 0, 'S'},
292 {"strip-unneeded", no_argument
, 0, OPTION_STRIP_UNNEEDED
},
293 {"strip-symbol", required_argument
, 0, 'N'},
294 {"target", required_argument
, 0, 'F'},
295 {"verbose", no_argument
, 0, 'v'},
296 {"version", no_argument
, 0, 'V'},
297 {"wildcard", no_argument
, 0, 'w'},
298 {0, no_argument
, 0, 0}
301 /* Options to handle if running as "objcopy". */
303 static struct option copy_options
[] =
305 {"add-gnu-debuglink", required_argument
, 0, OPTION_ADD_GNU_DEBUGLINK
},
306 {"add-section", required_argument
, 0, OPTION_ADD_SECTION
},
307 {"adjust-start", required_argument
, 0, OPTION_CHANGE_START
},
308 {"adjust-vma", required_argument
, 0, OPTION_CHANGE_ADDRESSES
},
309 {"adjust-section-vma", required_argument
, 0, OPTION_CHANGE_SECTION_ADDRESS
},
310 {"adjust-warnings", no_argument
, 0, OPTION_CHANGE_WARNINGS
},
311 {"alt-machine-code", required_argument
, 0, OPTION_ALT_MACH_CODE
},
312 {"binary-architecture", required_argument
, 0, 'B'},
313 {"byte", required_argument
, 0, 'b'},
314 {"change-addresses", required_argument
, 0, OPTION_CHANGE_ADDRESSES
},
315 {"change-leading-char", no_argument
, 0, OPTION_CHANGE_LEADING_CHAR
},
316 {"change-section-address", required_argument
, 0, OPTION_CHANGE_SECTION_ADDRESS
},
317 {"change-section-lma", required_argument
, 0, OPTION_CHANGE_SECTION_LMA
},
318 {"change-section-vma", required_argument
, 0, OPTION_CHANGE_SECTION_VMA
},
319 {"change-start", required_argument
, 0, OPTION_CHANGE_START
},
320 {"change-warnings", no_argument
, 0, OPTION_CHANGE_WARNINGS
},
321 {"debugging", no_argument
, 0, OPTION_DEBUGGING
},
322 {"discard-all", no_argument
, 0, 'x'},
323 {"discard-locals", no_argument
, 0, 'X'},
324 {"extract-symbol", no_argument
, 0, OPTION_EXTRACT_SYMBOL
},
325 {"format", required_argument
, 0, 'F'}, /* Obsolete */
326 {"gap-fill", required_argument
, 0, OPTION_GAP_FILL
},
327 {"globalize-symbol", required_argument
, 0, OPTION_GLOBALIZE_SYMBOL
},
328 {"globalize-symbols", required_argument
, 0, OPTION_GLOBALIZE_SYMBOLS
},
329 {"help", no_argument
, 0, 'h'},
330 {"impure", no_argument
, 0, OPTION_IMPURE
},
331 {"info", no_argument
, 0, OPTION_FORMATS_INFO
},
332 {"input-format", required_argument
, 0, 'I'}, /* Obsolete */
333 {"input-target", required_argument
, 0, 'I'},
334 {"interleave", required_argument
, 0, 'i'},
335 {"keep-file-symbols", no_argument
, 0, OPTION_KEEP_FILE_SYMBOLS
},
336 {"keep-global-symbol", required_argument
, 0, 'G'},
337 {"keep-global-symbols", required_argument
, 0, OPTION_KEEPGLOBAL_SYMBOLS
},
338 {"keep-symbol", required_argument
, 0, 'K'},
339 {"keep-symbols", required_argument
, 0, OPTION_KEEP_SYMBOLS
},
340 {"localize-hidden", no_argument
, 0, OPTION_LOCALIZE_HIDDEN
},
341 {"localize-symbol", required_argument
, 0, 'L'},
342 {"localize-symbols", required_argument
, 0, OPTION_LOCALIZE_SYMBOLS
},
343 {"no-adjust-warnings", no_argument
, 0, OPTION_NO_CHANGE_WARNINGS
},
344 {"no-change-warnings", no_argument
, 0, OPTION_NO_CHANGE_WARNINGS
},
345 {"only-keep-debug", no_argument
, 0, OPTION_ONLY_KEEP_DEBUG
},
346 {"only-section", required_argument
, 0, 'j'},
347 {"output-format", required_argument
, 0, 'O'}, /* Obsolete */
348 {"output-target", required_argument
, 0, 'O'},
349 {"pad-to", required_argument
, 0, OPTION_PAD_TO
},
350 {"prefix-symbols", required_argument
, 0, OPTION_PREFIX_SYMBOLS
},
351 {"prefix-sections", required_argument
, 0, OPTION_PREFIX_SECTIONS
},
352 {"prefix-alloc-sections", required_argument
, 0, OPTION_PREFIX_ALLOC_SECTIONS
},
353 {"preserve-dates", no_argument
, 0, 'p'},
354 {"pure", no_argument
, 0, OPTION_PURE
},
355 {"readonly-text", no_argument
, 0, OPTION_READONLY_TEXT
},
356 {"redefine-sym", required_argument
, 0, OPTION_REDEFINE_SYM
},
357 {"redefine-syms", required_argument
, 0, OPTION_REDEFINE_SYMS
},
358 {"remove-leading-char", no_argument
, 0, OPTION_REMOVE_LEADING_CHAR
},
359 {"remove-section", required_argument
, 0, 'R'},
360 {"rename-section", required_argument
, 0, OPTION_RENAME_SECTION
},
361 {"set-section-flags", required_argument
, 0, OPTION_SET_SECTION_FLAGS
},
362 {"set-start", required_argument
, 0, OPTION_SET_START
},
363 {"srec-len", required_argument
, 0, OPTION_SREC_LEN
},
364 {"srec-forceS3", no_argument
, 0, OPTION_SREC_FORCES3
},
365 {"strip-all", no_argument
, 0, 'S'},
366 {"strip-debug", no_argument
, 0, 'g'},
367 {"strip-unneeded", no_argument
, 0, OPTION_STRIP_UNNEEDED
},
368 {"strip-unneeded-symbol", required_argument
, 0, OPTION_STRIP_UNNEEDED_SYMBOL
},
369 {"strip-unneeded-symbols", required_argument
, 0, OPTION_STRIP_UNNEEDED_SYMBOLS
},
370 {"strip-symbol", required_argument
, 0, 'N'},
371 {"strip-symbols", required_argument
, 0, OPTION_STRIP_SYMBOLS
},
372 {"target", required_argument
, 0, 'F'},
373 {"verbose", no_argument
, 0, 'v'},
374 {"version", no_argument
, 0, 'V'},
375 {"weaken", no_argument
, 0, OPTION_WEAKEN
},
376 {"weaken-symbol", required_argument
, 0, 'W'},
377 {"weaken-symbols", required_argument
, 0, OPTION_WEAKEN_SYMBOLS
},
378 {"wildcard", no_argument
, 0, 'w'},
379 {"writable-text", no_argument
, 0, OPTION_WRITABLE_TEXT
},
380 {0, no_argument
, 0, 0}
384 extern char *program_name
;
386 /* This flag distinguishes between strip and objcopy:
387 1 means this is 'strip'; 0 means this is 'objcopy'.
388 -1 means if we should use argv[0] to decide. */
391 /* The maximum length of an S record. This variable is declared in srec.c
392 and can be modified by the --srec-len parameter. */
393 extern unsigned int Chunk
;
395 /* Restrict the generation of Srecords to type S3 only.
396 This variable is declare in bfd/srec.c and can be toggled
397 on by the --srec-forceS3 command line switch. */
398 extern bfd_boolean S3Forced
;
400 /* Defined in bfd/binary.c. Used to set architecture and machine of input
402 extern enum bfd_architecture bfd_external_binary_architecture
;
403 extern unsigned long bfd_external_machine
;
405 /* Forward declarations. */
406 static void setup_section (bfd
*, asection
*, void *);
407 static void setup_bfd_headers (bfd
*, bfd
*);
408 static void copy_section (bfd
*, asection
*, void *);
409 static void get_sections (bfd
*, asection
*, void *);
410 static int compare_section_lma (const void *, const void *);
411 static void mark_symbols_used_in_relocations (bfd
*, asection
*, void *);
412 static bfd_boolean
write_debugging_info (bfd
*, void *, long *, asymbol
***);
413 static const char *lookup_sym_redefinition (const char *);
416 copy_usage (FILE *stream
, int exit_status
)
418 fprintf (stream
, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name
);
419 fprintf (stream
, _(" Copies a binary file, possibly transforming it in the process\n"));
420 fprintf (stream
, _(" The options are:\n"));
421 fprintf (stream
, _("\
422 -I --input-target <bfdname> Assume input file is in format <bfdname>\n\
423 -O --output-target <bfdname> Create an output file in format <bfdname>\n\
424 -B --binary-architecture <arch> Set arch of output file, when input is binary\n\
425 -F --target <bfdname> Set both input and output format to <bfdname>\n\
426 --debugging Convert debugging information, if possible\n\
427 -p --preserve-dates Copy modified/access timestamps to the output\n\
428 -j --only-section <name> Only copy section <name> into the output\n\
429 --add-gnu-debuglink=<file> Add section .gnu_debuglink linking to <file>\n\
430 -R --remove-section <name> Remove section <name> from the output\n\
431 -S --strip-all Remove all symbol and relocation information\n\
432 -g --strip-debug Remove all debugging symbols & sections\n\
433 --strip-unneeded Remove all symbols not needed by relocations\n\
434 -N --strip-symbol <name> Do not copy symbol <name>\n\
435 --strip-unneeded-symbol <name>\n\
436 Do not copy symbol <name> unless needed by\n\
438 --only-keep-debug Strip everything but the debug information\n\
439 --extract-symbol Remove section contents but keep symbols\n\
440 -K --keep-symbol <name> Do not strip symbol <name>\n\
441 --keep-file-symbols Do not strip file symbol(s)\n\
442 --localize-hidden Turn all ELF hidden symbols into locals\n\
443 -L --localize-symbol <name> Force symbol <name> to be marked as a local\n\
444 --globalize-symbol <name> Force symbol <name> to be marked as a global\n\
445 -G --keep-global-symbol <name> Localize all symbols except <name>\n\
446 -W --weaken-symbol <name> Force symbol <name> to be marked as a weak\n\
447 --weaken Force all global symbols to be marked as weak\n\
448 -w --wildcard Permit wildcard in symbol comparison\n\
449 -x --discard-all Remove all non-global symbols\n\
450 -X --discard-locals Remove any compiler-generated symbols\n\
451 -i --interleave <number> Only copy one out of every <number> bytes\n\
452 -b --byte <num> Select byte <num> in every interleaved block\n\
453 --gap-fill <val> Fill gaps between sections with <val>\n\
454 --pad-to <addr> Pad the last section up to address <addr>\n\
455 --set-start <addr> Set the start address to <addr>\n\
456 {--change-start|--adjust-start} <incr>\n\
457 Add <incr> to the start address\n\
458 {--change-addresses|--adjust-vma} <incr>\n\
459 Add <incr> to LMA, VMA and start addresses\n\
460 {--change-section-address|--adjust-section-vma} <name>{=|+|-}<val>\n\
461 Change LMA and VMA of section <name> by <val>\n\
462 --change-section-lma <name>{=|+|-}<val>\n\
463 Change the LMA of section <name> by <val>\n\
464 --change-section-vma <name>{=|+|-}<val>\n\
465 Change the VMA of section <name> by <val>\n\
466 {--[no-]change-warnings|--[no-]adjust-warnings}\n\
467 Warn if a named section does not exist\n\
468 --set-section-flags <name>=<flags>\n\
469 Set section <name>'s properties to <flags>\n\
470 --add-section <name>=<file> Add section <name> found in <file> to output\n\
471 --rename-section <old>=<new>[,<flags>] Rename section <old> to <new>\n\
472 --change-leading-char Force output format's leading character style\n\
473 --remove-leading-char Remove leading character from global symbols\n\
474 --redefine-sym <old>=<new> Redefine symbol name <old> to <new>\n\
475 --redefine-syms <file> --redefine-sym for all symbol pairs \n\
477 --srec-len <number> Restrict the length of generated Srecords\n\
478 --srec-forceS3 Restrict the type of generated Srecords to S3\n\
479 --strip-symbols <file> -N for all symbols listed in <file>\n\
480 --strip-unneeded-symbols <file>\n\
481 --strip-unneeded-symbol for all symbols listed\n\
483 --keep-symbols <file> -K for all symbols listed in <file>\n\
484 --localize-symbols <file> -L for all symbols listed in <file>\n\
485 --globalize-symbols <file> --globalize-symbol for all in <file>\n\
486 --keep-global-symbols <file> -G for all symbols listed in <file>\n\
487 --weaken-symbols <file> -W for all symbols listed in <file>\n\
488 --alt-machine-code <index> Use the target's <index>'th alternative machine\n\
489 --writable-text Mark the output text as writable\n\
490 --readonly-text Make the output text write protected\n\
491 --pure Mark the output file as demand paged\n\
492 --impure Mark the output file as impure\n\
493 --prefix-symbols <prefix> Add <prefix> to start of every symbol name\n\
494 --prefix-sections <prefix> Add <prefix> to start of every section name\n\
495 --prefix-alloc-sections <prefix>\n\
496 Add <prefix> to start of every allocatable\n\
498 -v --verbose List all object files modified\n\
499 @<file> Read options from <file>\n\
500 -V --version Display this program's version number\n\
501 -h --help Display this output\n\
502 --info List object formats & architectures supported\n\
504 list_supported_targets (program_name
, stream
);
505 if (REPORT_BUGS_TO
[0] && exit_status
== 0)
506 fprintf (stream
, _("Report bugs to %s\n"), REPORT_BUGS_TO
);
511 strip_usage (FILE *stream
, int exit_status
)
513 fprintf (stream
, _("Usage: %s <option(s)> in-file(s)\n"), program_name
);
514 fprintf (stream
, _(" Removes symbols and sections from files\n"));
515 fprintf (stream
, _(" The options are:\n"));
516 fprintf (stream
, _("\
517 -I --input-target=<bfdname> Assume input file is in format <bfdname>\n\
518 -O --output-target=<bfdname> Create an output file in format <bfdname>\n\
519 -F --target=<bfdname> Set both input and output format to <bfdname>\n\
520 -p --preserve-dates Copy modified/access timestamps to the output\n\
521 -R --remove-section=<name> Remove section <name> from the output\n\
522 -s --strip-all Remove all symbol and relocation information\n\
523 -g -S -d --strip-debug Remove all debugging symbols & sections\n\
524 --strip-unneeded Remove all symbols not needed by relocations\n\
525 --only-keep-debug Strip everything but the debug information\n\
526 -N --strip-symbol=<name> Do not copy symbol <name>\n\
527 -K --keep-symbol=<name> Do not strip symbol <name>\n\
528 --keep-file-symbols Do not strip file symbol(s)\n\
529 -w --wildcard Permit wildcard in symbol comparison\n\
530 -x --discard-all Remove all non-global symbols\n\
531 -X --discard-locals Remove any compiler-generated symbols\n\
532 -v --verbose List all object files modified\n\
533 -V --version Display this program's version number\n\
534 -h --help Display this output\n\
535 --info List object formats & architectures supported\n\
536 -o <file> Place stripped output into <file>\n\
539 list_supported_targets (program_name
, stream
);
540 if (REPORT_BUGS_TO
[0] && exit_status
== 0)
541 fprintf (stream
, _("Report bugs to %s\n"), REPORT_BUGS_TO
);
545 /* Parse section flags into a flagword, with a fatal error if the
546 string can't be parsed. */
549 parse_flags (const char *s
)
559 snext
= strchr (s
, ',');
569 #define PARSE_FLAG(fname,fval) \
570 else if (strncasecmp (fname, s, len) == 0) ret |= fval
571 PARSE_FLAG ("alloc", SEC_ALLOC
);
572 PARSE_FLAG ("load", SEC_LOAD
);
573 PARSE_FLAG ("noload", SEC_NEVER_LOAD
);
574 PARSE_FLAG ("readonly", SEC_READONLY
);
575 PARSE_FLAG ("debug", SEC_DEBUGGING
);
576 PARSE_FLAG ("code", SEC_CODE
);
577 PARSE_FLAG ("data", SEC_DATA
);
578 PARSE_FLAG ("rom", SEC_ROM
);
579 PARSE_FLAG ("share", SEC_COFF_SHARED
);
580 PARSE_FLAG ("contents", SEC_HAS_CONTENTS
);
586 copy
= xmalloc (len
+ 1);
587 strncpy (copy
, s
, len
);
589 non_fatal (_("unrecognized section flag `%s'"), copy
);
590 fatal (_("supported flags: %s"),
591 "alloc, load, noload, readonly, debug, code, data, rom, share, contents");
601 /* Find and optionally add an entry in the change_sections list. */
603 static struct section_list
*
604 find_section_list (const char *name
, bfd_boolean add
)
606 struct section_list
*p
;
608 for (p
= change_sections
; p
!= NULL
; p
= p
->next
)
609 if (strcmp (p
->name
, name
) == 0)
615 p
= xmalloc (sizeof (struct section_list
));
620 p
->change_vma
= CHANGE_IGNORE
;
621 p
->change_lma
= CHANGE_IGNORE
;
624 p
->set_flags
= FALSE
;
627 p
->next
= change_sections
;
633 /* Add a symbol to strip_specific_list. */
636 add_specific_symbol (const char *name
, struct symlist
**list
)
638 struct symlist
*tmp_list
;
640 tmp_list
= xmalloc (sizeof (struct symlist
));
641 tmp_list
->name
= name
;
642 tmp_list
->next
= *list
;
646 /* Add symbols listed in `filename' to strip_specific_list. */
648 #define IS_WHITESPACE(c) ((c) == ' ' || (c) == '\t')
649 #define IS_LINE_TERMINATOR(c) ((c) == '\n' || (c) == '\r' || (c) == '\0')
652 add_specific_symbols (const char *filename
, struct symlist
**list
)
658 unsigned int line_count
;
660 size
= get_file_size (filename
);
667 buffer
= xmalloc (size
+ 2);
668 f
= fopen (filename
, FOPEN_RT
);
670 fatal (_("cannot open '%s': %s"), filename
, strerror (errno
));
672 if (fread (buffer
, 1, size
, f
) == 0 || ferror (f
))
673 fatal (_("%s: fread failed"), filename
);
676 buffer
[size
] = '\n';
677 buffer
[size
+ 1] = '\0';
681 for (line
= buffer
; * line
!= '\0'; line
++)
686 int finished
= FALSE
;
688 for (eol
= line
;; eol
++)
694 /* Cope with \n\r. */
702 /* Cope with \r\n. */
713 /* Line comment, Terminate the line here, in case a
714 name is present and then allow the rest of the
715 loop to find the real end of the line. */
727 /* A name may now exist somewhere between 'line' and 'eol'.
728 Strip off leading whitespace and trailing whitespace,
729 then add it to the list. */
730 for (name
= line
; IS_WHITESPACE (* name
); name
++)
732 for (name_end
= name
;
733 (! IS_WHITESPACE (* name_end
))
734 && (! IS_LINE_TERMINATOR (* name_end
));
738 if (! IS_LINE_TERMINATOR (* name_end
))
742 for (extra
= name_end
+ 1; IS_WHITESPACE (* extra
); extra
++)
745 if (! IS_LINE_TERMINATOR (* extra
))
746 non_fatal (_("%s:%d: Ignoring rubbish found on this line"),
747 filename
, line_count
);
753 add_specific_symbol (name
, list
);
755 /* Advance line pointer to end of line. The 'eol ++' in the for
756 loop above will then advance us to the start of the next line. */
762 /* See whether a symbol should be stripped or kept based on
763 strip_specific_list and keep_symbols. */
766 is_specified_symbol (const char *name
, struct symlist
*list
)
768 struct symlist
*tmp_list
;
772 for (tmp_list
= list
; tmp_list
; tmp_list
= tmp_list
->next
)
773 if (*(tmp_list
->name
) != '!')
775 if (!fnmatch (tmp_list
->name
, name
, 0))
780 if (fnmatch (tmp_list
->name
+ 1, name
, 0))
786 for (tmp_list
= list
; tmp_list
; tmp_list
= tmp_list
->next
)
787 if (strcmp (name
, tmp_list
->name
) == 0)
794 /* Return a pointer to the symbol used as a signature for GROUP. */
797 group_signature (asection
*group
)
799 bfd
*abfd
= group
->owner
;
800 Elf_Internal_Shdr
*ghdr
;
802 if (bfd_get_flavour (abfd
) != bfd_target_elf_flavour
)
805 ghdr
= &elf_section_data (group
)->this_hdr
;
806 if (ghdr
->sh_link
< elf_numsections (abfd
))
808 const struct elf_backend_data
*bed
= get_elf_backend_data (abfd
);
809 Elf_Internal_Shdr
*symhdr
= elf_elfsections (abfd
) [ghdr
->sh_link
];
811 if (symhdr
->sh_type
== SHT_SYMTAB
812 && ghdr
->sh_info
< symhdr
->sh_size
/ bed
->s
->sizeof_sym
)
813 return isympp
[ghdr
->sh_info
- 1];
818 /* See if a section is being removed. */
821 is_strip_section (bfd
*abfd ATTRIBUTE_UNUSED
, asection
*sec
)
823 if (sections_removed
|| sections_copied
)
825 struct section_list
*p
;
827 p
= find_section_list (bfd_get_section_name (abfd
, sec
), FALSE
);
829 if (sections_removed
&& p
!= NULL
&& p
->remove
)
831 if (sections_copied
&& (p
== NULL
|| ! p
->copy
))
835 if ((bfd_get_section_flags (abfd
, sec
) & SEC_DEBUGGING
) != 0)
837 if (strip_symbols
== STRIP_DEBUG
838 || strip_symbols
== STRIP_UNNEEDED
839 || strip_symbols
== STRIP_ALL
840 || discard_locals
== LOCALS_ALL
841 || convert_debugging
)
844 if (strip_symbols
== STRIP_NONDEBUG
)
848 if ((bfd_get_section_flags (abfd
, sec
) & SEC_GROUP
) != 0)
854 Group sections look like debugging sections but they are not.
855 (They have a non-zero size but they are not ALLOCated). */
856 if (strip_symbols
== STRIP_NONDEBUG
)
860 If we are going to strip the group signature symbol, then
861 strip the group section too. */
862 gsym
= group_signature (sec
);
867 if ((strip_symbols
== STRIP_ALL
868 && !is_specified_symbol (gname
, keep_specific_list
))
869 || is_specified_symbol (gname
, strip_specific_list
))
876 /* Return true if SYM is a hidden symbol. */
879 is_hidden_symbol (asymbol
*sym
)
881 elf_symbol_type
*elf_sym
;
883 elf_sym
= elf_symbol_from (sym
->the_bfd
, sym
);
885 switch (ELF_ST_VISIBILITY (elf_sym
->internal_elf_sym
.st_other
))
894 /* Choose which symbol entries to copy; put the result in OSYMS.
895 We don't copy in place, because that confuses the relocs.
896 Return the number of symbols to print. */
899 filter_symbols (bfd
*abfd
, bfd
*obfd
, asymbol
**osyms
,
900 asymbol
**isyms
, long symcount
)
902 asymbol
**from
= isyms
, **to
= osyms
;
903 long src_count
= 0, dst_count
= 0;
904 int relocatable
= (abfd
->flags
& (HAS_RELOC
| EXEC_P
| DYNAMIC
))
907 for (; src_count
< symcount
; src_count
++)
909 asymbol
*sym
= from
[src_count
];
910 flagword flags
= sym
->flags
;
911 char *name
= (char *) bfd_asymbol_name (sym
);
913 bfd_boolean undefined
;
914 bfd_boolean rem_leading_char
;
915 bfd_boolean add_leading_char
;
917 undefined
= bfd_is_und_section (bfd_get_section (sym
));
919 if (redefine_sym_list
)
921 char *old_name
, *new_name
;
923 old_name
= (char *) bfd_asymbol_name (sym
);
924 new_name
= (char *) lookup_sym_redefinition (old_name
);
925 bfd_asymbol_name (sym
) = new_name
;
929 /* Check if we will remove the current leading character. */
931 (name
[0] == bfd_get_symbol_leading_char (abfd
))
932 && (change_leading_char
933 || (remove_leading_char
934 && ((flags
& (BSF_GLOBAL
| BSF_WEAK
)) != 0
936 || bfd_is_com_section (bfd_get_section (sym
)))));
938 /* Check if we will add a new leading character. */
941 && (bfd_get_symbol_leading_char (obfd
) != '\0')
942 && (bfd_get_symbol_leading_char (abfd
) == '\0'
943 || (name
[0] == bfd_get_symbol_leading_char (abfd
)));
945 /* Short circuit for change_leading_char if we can do it in-place. */
946 if (rem_leading_char
&& add_leading_char
&& !prefix_symbols_string
)
948 name
[0] = bfd_get_symbol_leading_char (obfd
);
949 bfd_asymbol_name (sym
) = name
;
950 rem_leading_char
= FALSE
;
951 add_leading_char
= FALSE
;
954 /* Remove leading char. */
955 if (rem_leading_char
)
956 bfd_asymbol_name (sym
) = ++name
;
958 /* Add new leading char and/or prefix. */
959 if (add_leading_char
|| prefix_symbols_string
)
963 ptr
= n
= xmalloc (1 + strlen (prefix_symbols_string
)
964 + strlen (name
) + 1);
965 if (add_leading_char
)
966 *ptr
++ = bfd_get_symbol_leading_char (obfd
);
968 if (prefix_symbols_string
)
970 strcpy (ptr
, prefix_symbols_string
);
971 ptr
+= strlen (prefix_symbols_string
);
975 bfd_asymbol_name (sym
) = n
;
979 if (strip_symbols
== STRIP_ALL
)
981 else if ((flags
& BSF_KEEP
) != 0 /* Used in relocation. */
982 || ((flags
& BSF_SECTION_SYM
) != 0
983 && ((*bfd_get_section (sym
)->symbol_ptr_ptr
)->flags
986 else if (relocatable
/* Relocatable file. */
987 && (flags
& (BSF_GLOBAL
| BSF_WEAK
)) != 0)
989 else if (bfd_decode_symclass (sym
) == 'I')
990 /* Global symbols in $idata sections need to be retained
991 even if relocatable is FALSE. External users of the
992 library containing the $idata section may reference these
995 else if ((flags
& BSF_GLOBAL
) != 0 /* Global symbol. */
996 || (flags
& BSF_WEAK
) != 0
998 || bfd_is_com_section (bfd_get_section (sym
)))
999 keep
= strip_symbols
!= STRIP_UNNEEDED
;
1000 else if ((flags
& BSF_DEBUGGING
) != 0) /* Debugging symbol. */
1001 keep
= (strip_symbols
!= STRIP_DEBUG
1002 && strip_symbols
!= STRIP_UNNEEDED
1003 && ! convert_debugging
);
1004 else if (bfd_coff_get_comdat_section (abfd
, bfd_get_section (sym
)))
1005 /* COMDAT sections store special information in local
1006 symbols, so we cannot risk stripping any of them. */
1008 else /* Local symbol. */
1009 keep
= (strip_symbols
!= STRIP_UNNEEDED
1010 && (discard_locals
!= LOCALS_ALL
1011 && (discard_locals
!= LOCALS_START_L
1012 || ! bfd_is_local_label (abfd
, sym
))));
1014 if (keep
&& is_specified_symbol (name
, strip_specific_list
))
1017 && !(flags
& BSF_KEEP
)
1018 && is_specified_symbol (name
, strip_unneeded_list
))
1021 && ((keep_file_symbols
&& (flags
& BSF_FILE
))
1022 || is_specified_symbol (name
, keep_specific_list
)))
1024 if (keep
&& is_strip_section (abfd
, bfd_get_section (sym
)))
1029 if ((flags
& BSF_GLOBAL
) != 0
1030 && (weaken
|| is_specified_symbol (name
, weaken_specific_list
)))
1032 sym
->flags
&= ~ BSF_GLOBAL
;
1033 sym
->flags
|= BSF_WEAK
;
1037 && (flags
& (BSF_GLOBAL
| BSF_WEAK
))
1038 && (is_specified_symbol (name
, localize_specific_list
)
1039 || (keepglobal_specific_list
!= NULL
1040 && ! is_specified_symbol (name
, keepglobal_specific_list
))
1041 || (localize_hidden
&& is_hidden_symbol (sym
))))
1043 sym
->flags
&= ~ (BSF_GLOBAL
| BSF_WEAK
);
1044 sym
->flags
|= BSF_LOCAL
;
1048 && (flags
& BSF_LOCAL
)
1049 && is_specified_symbol (name
, globalize_specific_list
))
1051 sym
->flags
&= ~ BSF_LOCAL
;
1052 sym
->flags
|= BSF_GLOBAL
;
1055 to
[dst_count
++] = sym
;
1059 to
[dst_count
] = NULL
;
1064 /* Find the redefined name of symbol SOURCE. */
1067 lookup_sym_redefinition (const char *source
)
1069 struct redefine_node
*list
;
1071 for (list
= redefine_sym_list
; list
!= NULL
; list
= list
->next
)
1072 if (strcmp (source
, list
->source
) == 0)
1073 return list
->target
;
1078 /* Add a node to a symbol redefine list. */
1081 redefine_list_append (const char *cause
, const char *source
, const char *target
)
1083 struct redefine_node
**p
;
1084 struct redefine_node
*list
;
1085 struct redefine_node
*new_node
;
1087 for (p
= &redefine_sym_list
; (list
= *p
) != NULL
; p
= &list
->next
)
1089 if (strcmp (source
, list
->source
) == 0)
1090 fatal (_("%s: Multiple redefinition of symbol \"%s\""),
1093 if (strcmp (target
, list
->target
) == 0)
1094 fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"),
1098 new_node
= xmalloc (sizeof (struct redefine_node
));
1100 new_node
->source
= strdup (source
);
1101 new_node
->target
= strdup (target
);
1102 new_node
->next
= NULL
;
1107 /* Handle the --redefine-syms option. Read lines containing "old new"
1108 from the file, and add them to the symbol redefine list. */
1111 add_redefine_syms_file (const char *filename
)
1120 file
= fopen (filename
, "r");
1122 fatal (_("couldn't open symbol redefinition file %s (error: %s)"),
1123 filename
, strerror (errno
));
1126 buf
= xmalloc (bufsize
);
1134 /* Collect the input symbol name. */
1135 while (! IS_WHITESPACE (c
) && ! IS_LINE_TERMINATOR (c
) && c
!= EOF
)
1143 buf
= xrealloc (buf
, bufsize
);
1151 /* Eat white space between the symbol names. */
1152 while (IS_WHITESPACE (c
))
1154 if (c
== '#' || IS_LINE_TERMINATOR (c
))
1159 /* Collect the output symbol name. */
1161 while (! IS_WHITESPACE (c
) && ! IS_LINE_TERMINATOR (c
) && c
!= EOF
)
1169 buf
= xrealloc (buf
, bufsize
);
1177 /* Eat white space at end of line. */
1178 while (! IS_LINE_TERMINATOR(c
) && c
!= EOF
&& IS_WHITESPACE (c
))
1183 if ((c
== '\r' && (c
= getc (file
)) == '\n')
1184 || c
== '\n' || c
== EOF
)
1187 /* Append the redefinition to the list. */
1189 redefine_list_append (filename
, &buf
[0], &buf
[outsym_off
]);
1200 fatal (_("%s:%d: garbage found at end of line"), filename
, lineno
);
1202 if (len
!= 0 && (outsym_off
== 0 || outsym_off
== len
))
1203 fatal (_("%s:%d: missing new symbol name"), filename
, lineno
);
1206 /* Eat the rest of the line and finish it. */
1207 while (c
!= '\n' && c
!= EOF
)
1213 fatal (_("%s:%d: premature end of file"), filename
, lineno
);
1218 /* Copy unkown object file IBFD onto OBFD.
1219 Returns TRUE upon success, FALSE otherwise. */
1222 copy_unknown_object (bfd
*ibfd
, bfd
*obfd
)
1230 if (bfd_stat_arch_elt (ibfd
, &buf
) != 0)
1232 bfd_nonfatal (bfd_get_archive_filename (ibfd
));
1239 non_fatal (_("stat returns negative size for `%s'"),
1240 bfd_get_archive_filename (ibfd
));
1244 if (bfd_seek (ibfd
, (file_ptr
) 0, SEEK_SET
) != 0)
1246 bfd_nonfatal (bfd_get_archive_filename (ibfd
));
1251 printf (_("copy from `%s' [unknown] to `%s' [unknown]\n"),
1252 bfd_get_archive_filename (ibfd
), bfd_get_filename (obfd
));
1254 cbuf
= xmalloc (BUFSIZE
);
1256 while (ncopied
< size
)
1258 tocopy
= size
- ncopied
;
1259 if (tocopy
> BUFSIZE
)
1262 if (bfd_bread (cbuf
, (bfd_size_type
) tocopy
, ibfd
)
1263 != (bfd_size_type
) tocopy
)
1265 bfd_nonfatal (bfd_get_archive_filename (ibfd
));
1270 if (bfd_bwrite (cbuf
, (bfd_size_type
) tocopy
, obfd
)
1271 != (bfd_size_type
) tocopy
)
1273 bfd_nonfatal (bfd_get_filename (obfd
));
1281 chmod (bfd_get_filename (obfd
), buf
.st_mode
);
1286 /* Copy object file IBFD onto OBFD.
1287 Returns TRUE upon success, FALSE otherwise. */
1290 copy_object (bfd
*ibfd
, bfd
*obfd
)
1294 asection
**osections
= NULL
;
1295 asection
*gnu_debuglink_section
= NULL
;
1296 bfd_size_type
*gaps
= NULL
;
1297 bfd_size_type max_gap
= 0;
1300 enum bfd_architecture iarch
;
1303 if (ibfd
->xvec
->byteorder
!= obfd
->xvec
->byteorder
1304 && ibfd
->xvec
->byteorder
!= BFD_ENDIAN_UNKNOWN
1305 && obfd
->xvec
->byteorder
!= BFD_ENDIAN_UNKNOWN
)
1306 fatal (_("Unable to change endianness of input file(s)"));
1308 if (!bfd_set_format (obfd
, bfd_get_format (ibfd
)))
1310 bfd_nonfatal (bfd_get_filename (obfd
));
1315 printf (_("copy from `%s' [%s] to `%s' [%s]\n"),
1316 bfd_get_archive_filename (ibfd
), bfd_get_target (ibfd
),
1317 bfd_get_filename (obfd
), bfd_get_target (obfd
));
1326 start
= bfd_get_start_address (ibfd
);
1327 start
+= change_start
;
1330 /* Neither the start address nor the flags
1331 need to be set for a core file. */
1332 if (bfd_get_format (obfd
) != bfd_core
)
1336 flags
= bfd_get_file_flags (ibfd
);
1337 flags
|= bfd_flags_to_set
;
1338 flags
&= ~bfd_flags_to_clear
;
1339 flags
&= bfd_applicable_file_flags (obfd
);
1341 if (!bfd_set_start_address (obfd
, start
)
1342 || !bfd_set_file_flags (obfd
, flags
))
1344 bfd_nonfatal (bfd_get_archive_filename (ibfd
));
1349 /* Copy architecture of input file to output file. */
1350 iarch
= bfd_get_arch (ibfd
);
1351 imach
= bfd_get_mach (ibfd
);
1352 if (!bfd_set_arch_mach (obfd
, iarch
, imach
)
1353 && (ibfd
->target_defaulted
1354 || bfd_get_arch (ibfd
) != bfd_get_arch (obfd
)))
1356 if (bfd_get_arch (ibfd
) == bfd_arch_unknown
)
1357 non_fatal (_("Unable to recognise the format of the input file `%s'"),
1358 bfd_get_archive_filename (ibfd
));
1360 non_fatal (_("Warning: Output file cannot represent architecture `%s'"),
1361 bfd_printable_arch_mach (bfd_get_arch (ibfd
),
1362 bfd_get_mach (ibfd
)));
1366 if (!bfd_set_format (obfd
, bfd_get_format (ibfd
)))
1368 bfd_nonfatal (bfd_get_archive_filename (ibfd
));
1375 if (osympp
!= isympp
)
1381 symsize
= bfd_get_symtab_upper_bound (ibfd
);
1384 bfd_nonfatal (bfd_get_archive_filename (ibfd
));
1388 osympp
= isympp
= xmalloc (symsize
);
1389 symcount
= bfd_canonicalize_symtab (ibfd
, isympp
);
1392 bfd_nonfatal (bfd_get_filename (ibfd
));
1396 /* BFD mandates that all output sections be created and sizes set before
1397 any output is done. Thus, we traverse all sections multiple times. */
1398 bfd_map_over_sections (ibfd
, setup_section
, obfd
);
1400 setup_bfd_headers (ibfd
, obfd
);
1402 if (add_sections
!= NULL
)
1404 struct section_add
*padd
;
1405 struct section_list
*pset
;
1407 for (padd
= add_sections
; padd
!= NULL
; padd
= padd
->next
)
1411 pset
= find_section_list (padd
->name
, FALSE
);
1415 flags
= SEC_HAS_CONTENTS
| SEC_READONLY
| SEC_DATA
;
1416 if (pset
!= NULL
&& pset
->set_flags
)
1417 flags
= pset
->flags
| SEC_HAS_CONTENTS
;
1419 /* bfd_make_section_with_flags() does not return very helpful
1420 error codes, so check for the most likely user error first. */
1421 if (bfd_get_section_by_name (obfd
, padd
->name
))
1423 non_fatal (_("can't add section '%s' - it already exists!"), padd
->name
);
1428 padd
->section
= bfd_make_section_with_flags (obfd
, padd
->name
, flags
);
1429 if (padd
->section
== NULL
)
1431 non_fatal (_("can't create section `%s': %s"),
1432 padd
->name
, bfd_errmsg (bfd_get_error ()));
1437 if (! bfd_set_section_size (obfd
, padd
->section
, padd
->size
))
1439 bfd_nonfatal (bfd_get_filename (obfd
));
1445 if (pset
->change_vma
!= CHANGE_IGNORE
)
1446 if (! bfd_set_section_vma (obfd
, padd
->section
,
1449 bfd_nonfatal (bfd_get_filename (obfd
));
1453 if (pset
->change_lma
!= CHANGE_IGNORE
)
1455 padd
->section
->lma
= pset
->lma_val
;
1457 if (! bfd_set_section_alignment
1458 (obfd
, padd
->section
,
1459 bfd_section_alignment (obfd
, padd
->section
)))
1461 bfd_nonfatal (bfd_get_filename (obfd
));
1469 if (gnu_debuglink_filename
!= NULL
)
1471 gnu_debuglink_section
= bfd_create_gnu_debuglink_section
1472 (obfd
, gnu_debuglink_filename
);
1474 if (gnu_debuglink_section
== NULL
)
1476 bfd_nonfatal (gnu_debuglink_filename
);
1480 /* Special processing for PE format files. We
1481 have no way to distinguish PE from COFF here. */
1482 if (bfd_get_flavour (obfd
) == bfd_target_coff_flavour
)
1484 bfd_vma debuglink_vma
;
1485 asection
* highest_section
;
1488 /* The PE spec requires that all sections be adjacent and sorted
1489 in ascending order of VMA. It also specifies that debug
1490 sections should be last. This is despite the fact that debug
1491 sections are not loaded into memory and so in theory have no
1494 This means that the debuglink section must be given a non-zero
1495 VMA which makes it contiguous with other debug sections. So
1496 walk the current section list, find the section with the
1497 highest VMA and start the debuglink section after that one. */
1498 for (sec
= obfd
->sections
, highest_section
= NULL
;
1502 && (highest_section
== NULL
1503 || sec
->vma
> highest_section
->vma
))
1504 highest_section
= sec
;
1506 if (highest_section
)
1507 debuglink_vma
= BFD_ALIGN (highest_section
->vma
1508 + highest_section
->size
,
1509 /* FIXME: We ought to be using
1510 COFF_PAGE_SIZE here or maybe
1511 bfd_get_section_alignment() (if it
1512 was set) but since this is for PE
1513 and we know the required alignment
1514 it is easier just to hard code it. */
1517 /* Umm, not sure what to do in this case. */
1518 debuglink_vma
= 0x1000;
1520 bfd_set_section_vma (obfd
, gnu_debuglink_section
, debuglink_vma
);
1524 if (bfd_count_sections (obfd
) != 0
1525 && (gap_fill_set
|| pad_to_set
))
1530 /* We must fill in gaps between the sections and/or we must pad
1531 the last section to a specified address. We do this by
1532 grabbing a list of the sections, sorting them by VMA, and
1533 increasing the section sizes as required to fill the gaps.
1534 We write out the gap contents below. */
1536 c
= bfd_count_sections (obfd
);
1537 osections
= xmalloc (c
* sizeof (asection
*));
1539 bfd_map_over_sections (obfd
, get_sections
, &set
);
1541 qsort (osections
, c
, sizeof (asection
*), compare_section_lma
);
1543 gaps
= xmalloc (c
* sizeof (bfd_size_type
));
1544 memset (gaps
, 0, c
* sizeof (bfd_size_type
));
1548 for (i
= 0; i
< c
- 1; i
++)
1552 bfd_vma gap_start
, gap_stop
;
1554 flags
= bfd_get_section_flags (obfd
, osections
[i
]);
1555 if ((flags
& SEC_HAS_CONTENTS
) == 0
1556 || (flags
& SEC_LOAD
) == 0)
1559 size
= bfd_section_size (obfd
, osections
[i
]);
1560 gap_start
= bfd_section_lma (obfd
, osections
[i
]) + size
;
1561 gap_stop
= bfd_section_lma (obfd
, osections
[i
+ 1]);
1562 if (gap_start
< gap_stop
)
1564 if (! bfd_set_section_size (obfd
, osections
[i
],
1565 size
+ (gap_stop
- gap_start
)))
1567 non_fatal (_("Can't fill gap after %s: %s"),
1568 bfd_get_section_name (obfd
, osections
[i
]),
1569 bfd_errmsg (bfd_get_error ()));
1573 gaps
[i
] = gap_stop
- gap_start
;
1574 if (max_gap
< gap_stop
- gap_start
)
1575 max_gap
= gap_stop
- gap_start
;
1585 lma
= bfd_section_lma (obfd
, osections
[c
- 1]);
1586 size
= bfd_section_size (obfd
, osections
[c
- 1]);
1587 if (lma
+ size
< pad_to
)
1589 if (! bfd_set_section_size (obfd
, osections
[c
- 1],
1592 non_fatal (_("Can't add padding to %s: %s"),
1593 bfd_get_section_name (obfd
, osections
[c
- 1]),
1594 bfd_errmsg (bfd_get_error ()));
1599 gaps
[c
- 1] = pad_to
- (lma
+ size
);
1600 if (max_gap
< pad_to
- (lma
+ size
))
1601 max_gap
= pad_to
- (lma
+ size
);
1607 /* Symbol filtering must happen after the output sections
1608 have been created, but before their contents are set. */
1610 if (convert_debugging
)
1611 dhandle
= read_debugging_info (ibfd
, isympp
, symcount
);
1613 if (strip_symbols
== STRIP_DEBUG
1614 || strip_symbols
== STRIP_ALL
1615 || strip_symbols
== STRIP_UNNEEDED
1616 || strip_symbols
== STRIP_NONDEBUG
1617 || discard_locals
!= LOCALS_UNDEF
1619 || strip_specific_list
!= NULL
1620 || keep_specific_list
!= NULL
1621 || localize_specific_list
!= NULL
1622 || globalize_specific_list
!= NULL
1623 || keepglobal_specific_list
!= NULL
1624 || weaken_specific_list
!= NULL
1625 || prefix_symbols_string
1628 || convert_debugging
1629 || change_leading_char
1630 || remove_leading_char
1631 || redefine_sym_list
1634 /* Mark symbols used in output relocations so that they
1635 are kept, even if they are local labels or static symbols.
1637 Note we iterate over the input sections examining their
1638 relocations since the relocations for the output sections
1639 haven't been set yet. mark_symbols_used_in_relocations will
1640 ignore input sections which have no corresponding output
1642 if (strip_symbols
!= STRIP_ALL
)
1643 bfd_map_over_sections (ibfd
,
1644 mark_symbols_used_in_relocations
,
1646 osympp
= xmalloc ((symcount
+ 1) * sizeof (asymbol
*));
1647 symcount
= filter_symbols (ibfd
, obfd
, osympp
, isympp
, symcount
);
1650 if (convert_debugging
&& dhandle
!= NULL
)
1652 if (! write_debugging_info (obfd
, dhandle
, &symcount
, &osympp
))
1659 bfd_set_symtab (obfd
, osympp
, symcount
);
1661 /* This has to happen after the symbol table has been set. */
1662 bfd_map_over_sections (ibfd
, copy_section
, obfd
);
1664 if (add_sections
!= NULL
)
1666 struct section_add
*padd
;
1668 for (padd
= add_sections
; padd
!= NULL
; padd
= padd
->next
)
1670 if (! bfd_set_section_contents (obfd
, padd
->section
, padd
->contents
,
1673 bfd_nonfatal (bfd_get_filename (obfd
));
1679 if (gnu_debuglink_filename
!= NULL
)
1681 if (! bfd_fill_in_gnu_debuglink_section
1682 (obfd
, gnu_debuglink_section
, gnu_debuglink_filename
))
1684 bfd_nonfatal (gnu_debuglink_filename
);
1689 if (gap_fill_set
|| pad_to_set
)
1694 /* Fill in the gaps. */
1697 buf
= xmalloc (max_gap
);
1698 memset (buf
, gap_fill
, max_gap
);
1700 c
= bfd_count_sections (obfd
);
1701 for (i
= 0; i
< c
; i
++)
1709 off
= bfd_section_size (obfd
, osections
[i
]) - left
;
1720 if (! bfd_set_section_contents (obfd
, osections
[i
], buf
,
1723 bfd_nonfatal (bfd_get_filename (obfd
));
1734 /* Do not copy backend data if --extract-symbol is passed; anything
1735 that needs to look at the section contents will fail. */
1739 /* Allow the BFD backend to copy any private data it understands
1740 from the input BFD to the output BFD. This is done last to
1741 permit the routine to look at the filtered symbol table, which is
1742 important for the ECOFF code at least. */
1743 if (bfd_get_flavour (ibfd
) == bfd_target_elf_flavour
1744 && strip_symbols
== STRIP_NONDEBUG
)
1745 /* Do not copy the private data when creating an ELF format
1746 debug info file. We do not want the program headers. */
1748 else if (! bfd_copy_private_bfd_data (ibfd
, obfd
))
1750 non_fatal (_("%s: error copying private BFD data: %s"),
1751 bfd_get_filename (obfd
),
1752 bfd_errmsg (bfd_get_error ()));
1756 /* Switch to the alternate machine code. We have to do this at the
1757 very end, because we only initialize the header when we create
1758 the first section. */
1759 if (use_alt_mach_code
!= 0)
1761 if (! bfd_alt_mach_code (obfd
, use_alt_mach_code
))
1763 non_fatal (_("this target does not support %lu alternative machine codes"),
1765 if (bfd_get_flavour (obfd
) == bfd_target_elf_flavour
)
1767 non_fatal (_("treating that number as an absolute e_machine value instead"));
1768 elf_elfheader (obfd
)->e_machine
= use_alt_mach_code
;
1771 non_fatal (_("ignoring the alternative value"));
1778 /* Read each archive element in turn from IBFD, copy the
1779 contents to temp file, and keep the temp file handle.
1780 If 'force_output_target' is TRUE then make sure that
1781 all elements in the new archive are of the type
1785 copy_archive (bfd
*ibfd
, bfd
*obfd
, const char *output_target
,
1786 bfd_boolean force_output_target
)
1790 struct name_list
*next
;
1794 bfd
**ptr
= &obfd
->archive_head
;
1798 /* Make a temp directory to hold the contents. */
1799 dir
= make_tempdir (bfd_get_filename (obfd
));
1801 fatal (_("cannot create tempdir for archive copying (error: %s)"),
1804 obfd
->has_armap
= ibfd
->has_armap
;
1808 this_element
= bfd_openr_next_archived_file (ibfd
, NULL
);
1810 if (!bfd_set_format (obfd
, bfd_get_format (ibfd
)))
1811 RETURN_NONFATAL (bfd_get_filename (obfd
));
1813 while (!status
&& this_element
!= NULL
)
1819 int stat_status
= 0;
1820 bfd_boolean
delete = TRUE
;
1822 /* Create an output file for this member. */
1823 output_name
= concat (dir
, "/",
1824 bfd_get_filename (this_element
), (char *) 0);
1826 /* If the file already exists, make another temp dir. */
1827 if (stat (output_name
, &buf
) >= 0)
1829 output_name
= make_tempdir (output_name
);
1830 if (output_name
== NULL
)
1831 fatal (_("cannot create tempdir for archive copying (error: %s)"),
1834 l
= xmalloc (sizeof (struct name_list
));
1835 l
->name
= output_name
;
1839 output_name
= concat (output_name
, "/",
1840 bfd_get_filename (this_element
), (char *) 0);
1845 stat_status
= bfd_stat_arch_elt (this_element
, &buf
);
1847 if (stat_status
!= 0)
1848 non_fatal (_("internal stat error on %s"),
1849 bfd_get_filename (this_element
));
1852 l
= xmalloc (sizeof (struct name_list
));
1853 l
->name
= output_name
;
1858 if (bfd_check_format (this_element
, bfd_object
))
1860 /* PR binutils/3110: Cope with archives
1861 containing multiple target types. */
1862 if (force_output_target
)
1863 output_bfd
= bfd_openw (output_name
, output_target
);
1865 output_bfd
= bfd_openw (output_name
, bfd_get_target (this_element
));
1867 if (output_bfd
== NULL
)
1868 RETURN_NONFATAL (output_name
);
1870 delete = ! copy_object (this_element
, output_bfd
);
1873 || bfd_get_arch (this_element
) != bfd_arch_unknown
)
1875 if (!bfd_close (output_bfd
))
1877 bfd_nonfatal (bfd_get_filename (output_bfd
));
1878 /* Error in new object file. Don't change archive. */
1883 goto copy_unknown_element
;
1887 non_fatal (_("Unable to recognise the format of the input file `%s'"),
1888 bfd_get_archive_filename (this_element
));
1890 output_bfd
= bfd_openw (output_name
, output_target
);
1891 copy_unknown_element
:
1892 delete = !copy_unknown_object (this_element
, output_bfd
);
1893 if (!bfd_close_all_done (output_bfd
))
1895 bfd_nonfatal (bfd_get_filename (output_bfd
));
1896 /* Error in new object file. Don't change archive. */
1903 unlink (output_name
);
1908 if (preserve_dates
&& stat_status
== 0)
1909 set_times (output_name
, &buf
);
1911 /* Open the newly output file and attach to our list. */
1912 output_bfd
= bfd_openr (output_name
, output_target
);
1914 l
->obfd
= output_bfd
;
1917 ptr
= &output_bfd
->next
;
1919 last_element
= this_element
;
1921 this_element
= bfd_openr_next_archived_file (ibfd
, last_element
);
1923 bfd_close (last_element
);
1928 if (!bfd_close (obfd
))
1929 RETURN_NONFATAL (bfd_get_filename (obfd
));
1931 if (!bfd_close (ibfd
))
1932 RETURN_NONFATAL (bfd_get_filename (ibfd
));
1934 /* Delete all the files that we opened. */
1935 for (l
= list
; l
!= NULL
; l
= l
->next
)
1937 if (l
->obfd
== NULL
)
1941 bfd_close (l
->obfd
);
1948 /* The top-level control. */
1951 copy_file (const char *input_filename
, const char *output_filename
,
1952 const char *input_target
, const char *output_target
)
1955 char **obj_matching
;
1956 char **core_matching
;
1958 if (get_file_size (input_filename
) < 1)
1964 /* To allow us to do "strip *" without dying on the first
1965 non-object file, failures are nonfatal. */
1966 ibfd
= bfd_openr (input_filename
, input_target
);
1968 RETURN_NONFATAL (input_filename
);
1970 if (bfd_check_format (ibfd
, bfd_archive
))
1972 bfd_boolean force_output_target
;
1975 /* bfd_get_target does not return the correct value until
1976 bfd_check_format succeeds. */
1977 if (output_target
== NULL
)
1979 output_target
= bfd_get_target (ibfd
);
1980 force_output_target
= FALSE
;
1983 force_output_target
= TRUE
;
1985 obfd
= bfd_openw (output_filename
, output_target
);
1987 RETURN_NONFATAL (output_filename
);
1989 copy_archive (ibfd
, obfd
, output_target
, force_output_target
);
1991 else if (bfd_check_format_matches (ibfd
, bfd_object
, &obj_matching
))
1996 /* bfd_get_target does not return the correct value until
1997 bfd_check_format succeeds. */
1998 if (output_target
== NULL
)
1999 output_target
= bfd_get_target (ibfd
);
2001 obfd
= bfd_openw (output_filename
, output_target
);
2003 RETURN_NONFATAL (output_filename
);
2005 if (! copy_object (ibfd
, obfd
))
2008 if (!bfd_close (obfd
))
2009 RETURN_NONFATAL (output_filename
);
2011 if (!bfd_close (ibfd
))
2012 RETURN_NONFATAL (input_filename
);
2017 bfd_error_type obj_error
= bfd_get_error ();
2018 bfd_error_type core_error
;
2020 if (bfd_check_format_matches (ibfd
, bfd_core
, &core_matching
))
2022 /* This probably can't happen.. */
2023 if (obj_error
== bfd_error_file_ambiguously_recognized
)
2024 free (obj_matching
);
2028 core_error
= bfd_get_error ();
2029 /* Report the object error in preference to the core error. */
2030 if (obj_error
!= core_error
)
2031 bfd_set_error (obj_error
);
2033 bfd_nonfatal (input_filename
);
2035 if (obj_error
== bfd_error_file_ambiguously_recognized
)
2037 list_matching_formats (obj_matching
);
2038 free (obj_matching
);
2040 if (core_error
== bfd_error_file_ambiguously_recognized
)
2042 list_matching_formats (core_matching
);
2043 free (core_matching
);
2050 /* Add a name to the section renaming list. */
2053 add_section_rename (const char * old_name
, const char * new_name
,
2056 section_rename
* rename
;
2058 /* Check for conflicts first. */
2059 for (rename
= section_rename_list
; rename
!= NULL
; rename
= rename
->next
)
2060 if (strcmp (rename
->old_name
, old_name
) == 0)
2062 /* Silently ignore duplicate definitions. */
2063 if (strcmp (rename
->new_name
, new_name
) == 0
2064 && rename
->flags
== flags
)
2067 fatal (_("Multiple renames of section %s"), old_name
);
2070 rename
= xmalloc (sizeof (* rename
));
2072 rename
->old_name
= old_name
;
2073 rename
->new_name
= new_name
;
2074 rename
->flags
= flags
;
2075 rename
->next
= section_rename_list
;
2077 section_rename_list
= rename
;
2080 /* Check the section rename list for a new name of the input section
2081 ISECTION. Return the new name if one is found.
2082 Also set RETURNED_FLAGS to the flags to be used for this section. */
2085 find_section_rename (bfd
* ibfd ATTRIBUTE_UNUSED
, sec_ptr isection
,
2086 flagword
* returned_flags
)
2088 const char * old_name
= bfd_section_name (ibfd
, isection
);
2089 section_rename
* rename
;
2091 /* Default to using the flags of the input section. */
2092 * returned_flags
= bfd_get_section_flags (ibfd
, isection
);
2094 for (rename
= section_rename_list
; rename
!= NULL
; rename
= rename
->next
)
2095 if (strcmp (rename
->old_name
, old_name
) == 0)
2097 if (rename
->flags
!= (flagword
) -1)
2098 * returned_flags
= rename
->flags
;
2100 return rename
->new_name
;
2106 /* Once each of the sections is copied, we may still need to do some
2107 finalization work for private section headers. Do that here. */
2110 setup_bfd_headers (bfd
*ibfd
, bfd
*obfd
)
2114 /* Allow the BFD backend to copy any private data it understands
2115 from the input section to the output section. */
2116 if (! bfd_copy_private_header_data (ibfd
, obfd
))
2118 err
= _("private header data");
2122 /* All went well. */
2126 non_fatal (_("%s: error in %s: %s"),
2127 bfd_get_filename (ibfd
),
2128 err
, bfd_errmsg (bfd_get_error ()));
2132 /* Create a section in OBFD with the same
2133 name and attributes as ISECTION in IBFD. */
2136 setup_section (bfd
*ibfd
, sec_ptr isection
, void *obfdarg
)
2138 bfd
*obfd
= obfdarg
;
2139 struct section_list
*p
;
2147 char *prefix
= NULL
;
2149 if (is_strip_section (ibfd
, isection
))
2152 p
= find_section_list (bfd_section_name (ibfd
, isection
), FALSE
);
2156 /* Get the, possibly new, name of the output section. */
2157 name
= find_section_rename (ibfd
, isection
, & flags
);
2159 /* Prefix sections. */
2160 if ((prefix_alloc_sections_string
)
2161 && (bfd_get_section_flags (ibfd
, isection
) & SEC_ALLOC
))
2162 prefix
= prefix_alloc_sections_string
;
2163 else if (prefix_sections_string
)
2164 prefix
= prefix_sections_string
;
2170 n
= xmalloc (strlen (prefix
) + strlen (name
) + 1);
2176 if (p
!= NULL
&& p
->set_flags
)
2177 flags
= p
->flags
| (flags
& (SEC_HAS_CONTENTS
| SEC_RELOC
));
2178 else if (strip_symbols
== STRIP_NONDEBUG
&& (flags
& SEC_ALLOC
) != 0)
2179 flags
&= ~(SEC_HAS_CONTENTS
| SEC_LOAD
);
2181 osection
= bfd_make_section_anyway_with_flags (obfd
, name
, flags
);
2183 if (osection
== NULL
)
2189 if (strip_symbols
== STRIP_NONDEBUG
2190 && obfd
->xvec
->flavour
== bfd_target_elf_flavour
2191 && (flags
& SEC_ALLOC
) != 0
2192 && (p
== NULL
|| !p
->set_flags
))
2193 elf_section_type (osection
) = SHT_NOBITS
;
2195 size
= bfd_section_size (ibfd
, isection
);
2197 size
= (size
+ interleave
- 1) / interleave
;
2198 else if (extract_symbol
)
2200 if (! bfd_set_section_size (obfd
, osection
, size
))
2206 vma
= bfd_section_vma (ibfd
, isection
);
2207 if (p
!= NULL
&& p
->change_vma
== CHANGE_MODIFY
)
2209 else if (p
!= NULL
&& p
->change_vma
== CHANGE_SET
)
2212 vma
+= change_section_address
;
2214 if (! bfd_set_section_vma (obfd
, osection
, extract_symbol
? 0 : vma
))
2220 lma
= isection
->lma
;
2221 if ((p
!= NULL
) && p
->change_lma
!= CHANGE_IGNORE
)
2223 if (p
->change_lma
== CHANGE_MODIFY
)
2225 else if (p
->change_lma
== CHANGE_SET
)
2231 lma
+= change_section_address
;
2233 osection
->lma
= extract_symbol
? 0 : lma
;
2235 /* FIXME: This is probably not enough. If we change the LMA we
2236 may have to recompute the header for the file as well. */
2237 if (!bfd_set_section_alignment (obfd
,
2239 bfd_section_alignment (ibfd
, isection
)))
2241 err
= _("alignment");
2245 /* Copy merge entity size. */
2246 osection
->entsize
= isection
->entsize
;
2248 /* This used to be mangle_section; we do here to avoid using
2249 bfd_get_section_by_name since some formats allow multiple
2250 sections with the same name. */
2251 isection
->output_section
= osection
;
2252 isection
->output_offset
= extract_symbol
? vma
: 0;
2254 /* Do not copy backend data if --extract-symbol is passed; anything
2255 that needs to look at the section contents will fail. */
2259 /* Allow the BFD backend to copy any private data it understands
2260 from the input section to the output section. */
2261 if (bfd_get_flavour (ibfd
) == bfd_target_elf_flavour
2262 && strip_symbols
== STRIP_NONDEBUG
)
2263 /* Do not copy the private data when creating an ELF format
2264 debug info file. We do not want the program headers. */
2266 else if (!bfd_copy_private_section_data (ibfd
, isection
, obfd
, osection
))
2268 err
= _("private data");
2271 else if ((isection
->flags
& SEC_GROUP
) != 0)
2273 asymbol
*gsym
= group_signature (isection
);
2276 gsym
->flags
|= BSF_KEEP
;
2279 /* All went well. */
2283 non_fatal (_("%s: section `%s': error in %s: %s"),
2284 bfd_get_filename (ibfd
),
2285 bfd_section_name (ibfd
, isection
),
2286 err
, bfd_errmsg (bfd_get_error ()));
2290 /* Copy the data of input section ISECTION of IBFD
2291 to an output section with the same name in OBFD.
2292 If stripping then don't copy any relocation info. */
2295 copy_section (bfd
*ibfd
, sec_ptr isection
, void *obfdarg
)
2297 bfd
*obfd
= obfdarg
;
2298 struct section_list
*p
;
2306 /* If we have already failed earlier on,
2307 do not keep on generating complaints now. */
2311 if (is_strip_section (ibfd
, isection
))
2314 flags
= bfd_get_section_flags (ibfd
, isection
);
2315 if ((flags
& SEC_GROUP
) != 0)
2318 osection
= isection
->output_section
;
2319 size
= bfd_get_section_size (isection
);
2321 if (size
== 0 || osection
== 0)
2324 p
= find_section_list (bfd_get_section_name (ibfd
, isection
), FALSE
);
2326 /* Core files do not need to be relocated. */
2327 if (bfd_get_format (obfd
) == bfd_core
)
2331 relsize
= bfd_get_reloc_upper_bound (ibfd
, isection
);
2335 /* Do not complain if the target does not support relocations. */
2336 if (relsize
== -1 && bfd_get_error () == bfd_error_invalid_operation
)
2339 RETURN_NONFATAL (bfd_get_filename (ibfd
));
2344 bfd_set_reloc (obfd
, osection
, NULL
, 0);
2347 relpp
= xmalloc (relsize
);
2348 relcount
= bfd_canonicalize_reloc (ibfd
, isection
, relpp
, isympp
);
2350 RETURN_NONFATAL (bfd_get_filename (ibfd
));
2352 if (strip_symbols
== STRIP_ALL
)
2354 /* Remove relocations which are not in
2355 keep_strip_specific_list. */
2356 arelent
**temp_relpp
;
2357 long temp_relcount
= 0;
2360 temp_relpp
= xmalloc (relsize
);
2361 for (i
= 0; i
< relcount
; i
++)
2362 if (is_specified_symbol (bfd_asymbol_name (*relpp
[i
]->sym_ptr_ptr
),
2363 keep_specific_list
))
2364 temp_relpp
[temp_relcount
++] = relpp
[i
];
2365 relcount
= temp_relcount
;
2370 bfd_set_reloc (obfd
, osection
, relcount
== 0 ? NULL
: relpp
, relcount
);
2378 if (bfd_get_section_flags (ibfd
, isection
) & SEC_HAS_CONTENTS
2379 && bfd_get_section_flags (obfd
, osection
) & SEC_HAS_CONTENTS
)
2381 void *memhunk
= xmalloc (size
);
2383 if (!bfd_get_section_contents (ibfd
, isection
, memhunk
, 0, size
))
2384 RETURN_NONFATAL (bfd_get_filename (ibfd
));
2388 /* Keep only every `copy_byte'th byte in MEMHUNK. */
2389 char *from
= (char *) memhunk
+ copy_byte
;
2391 char *end
= (char *) memhunk
+ size
;
2393 for (; from
< end
; from
+= interleave
)
2396 size
= (size
+ interleave
- 1 - copy_byte
) / interleave
;
2397 osection
->lma
/= interleave
;
2400 if (!bfd_set_section_contents (obfd
, osection
, memhunk
, 0, size
))
2401 RETURN_NONFATAL (bfd_get_filename (obfd
));
2405 else if (p
!= NULL
&& p
->set_flags
&& (p
->flags
& SEC_HAS_CONTENTS
) != 0)
2407 void *memhunk
= xmalloc (size
);
2409 /* We don't permit the user to turn off the SEC_HAS_CONTENTS
2410 flag--they can just remove the section entirely and add it
2411 back again. However, we do permit them to turn on the
2412 SEC_HAS_CONTENTS flag, and take it to mean that the section
2413 contents should be zeroed out. */
2415 memset (memhunk
, 0, size
);
2416 if (! bfd_set_section_contents (obfd
, osection
, memhunk
, 0, size
))
2417 RETURN_NONFATAL (bfd_get_filename (obfd
));
2422 /* Get all the sections. This is used when --gap-fill or --pad-to is
2426 get_sections (bfd
*obfd ATTRIBUTE_UNUSED
, asection
*osection
, void *secppparg
)
2428 asection
***secppp
= secppparg
;
2430 **secppp
= osection
;
2434 /* Sort sections by VMA. This is called via qsort, and is used when
2435 --gap-fill or --pad-to is used. We force non loadable or empty
2436 sections to the front, where they are easier to ignore. */
2439 compare_section_lma (const void *arg1
, const void *arg2
)
2441 const asection
*const *sec1
= arg1
;
2442 const asection
*const *sec2
= arg2
;
2443 flagword flags1
, flags2
;
2445 /* Sort non loadable sections to the front. */
2446 flags1
= (*sec1
)->flags
;
2447 flags2
= (*sec2
)->flags
;
2448 if ((flags1
& SEC_HAS_CONTENTS
) == 0
2449 || (flags1
& SEC_LOAD
) == 0)
2451 if ((flags2
& SEC_HAS_CONTENTS
) != 0
2452 && (flags2
& SEC_LOAD
) != 0)
2457 if ((flags2
& SEC_HAS_CONTENTS
) == 0
2458 || (flags2
& SEC_LOAD
) == 0)
2462 /* Sort sections by LMA. */
2463 if ((*sec1
)->lma
> (*sec2
)->lma
)
2465 else if ((*sec1
)->lma
< (*sec2
)->lma
)
2468 /* Sort sections with the same LMA by size. */
2469 if (bfd_get_section_size (*sec1
) > bfd_get_section_size (*sec2
))
2471 else if (bfd_get_section_size (*sec1
) < bfd_get_section_size (*sec2
))
2477 /* Mark all the symbols which will be used in output relocations with
2478 the BSF_KEEP flag so that those symbols will not be stripped.
2480 Ignore relocations which will not appear in the output file. */
2483 mark_symbols_used_in_relocations (bfd
*ibfd
, sec_ptr isection
, void *symbolsarg
)
2485 asymbol
**symbols
= symbolsarg
;
2490 /* Ignore an input section with no corresponding output section. */
2491 if (isection
->output_section
== NULL
)
2494 relsize
= bfd_get_reloc_upper_bound (ibfd
, isection
);
2497 /* Do not complain if the target does not support relocations. */
2498 if (relsize
== -1 && bfd_get_error () == bfd_error_invalid_operation
)
2500 bfd_fatal (bfd_get_filename (ibfd
));
2506 relpp
= xmalloc (relsize
);
2507 relcount
= bfd_canonicalize_reloc (ibfd
, isection
, relpp
, symbols
);
2509 bfd_fatal (bfd_get_filename (ibfd
));
2511 /* Examine each symbol used in a relocation. If it's not one of the
2512 special bfd section symbols, then mark it with BSF_KEEP. */
2513 for (i
= 0; i
< relcount
; i
++)
2515 if (*relpp
[i
]->sym_ptr_ptr
!= bfd_com_section_ptr
->symbol
2516 && *relpp
[i
]->sym_ptr_ptr
!= bfd_abs_section_ptr
->symbol
2517 && *relpp
[i
]->sym_ptr_ptr
!= bfd_und_section_ptr
->symbol
)
2518 (*relpp
[i
]->sym_ptr_ptr
)->flags
|= BSF_KEEP
;
2525 /* Write out debugging information. */
2528 write_debugging_info (bfd
*obfd
, void *dhandle
,
2529 long *symcountp ATTRIBUTE_UNUSED
,
2530 asymbol
***symppp ATTRIBUTE_UNUSED
)
2532 if (bfd_get_flavour (obfd
) == bfd_target_ieee_flavour
)
2533 return write_ieee_debugging_info (obfd
, dhandle
);
2535 if (bfd_get_flavour (obfd
) == bfd_target_coff_flavour
2536 || bfd_get_flavour (obfd
) == bfd_target_elf_flavour
)
2538 bfd_byte
*syms
, *strings
;
2539 bfd_size_type symsize
, stringsize
;
2540 asection
*stabsec
, *stabstrsec
;
2543 if (! write_stabs_in_sections_debugging_info (obfd
, dhandle
, &syms
,
2548 flags
= SEC_HAS_CONTENTS
| SEC_READONLY
| SEC_DEBUGGING
;
2549 stabsec
= bfd_make_section_with_flags (obfd
, ".stab", flags
);
2550 stabstrsec
= bfd_make_section_with_flags (obfd
, ".stabstr", flags
);
2552 || stabstrsec
== NULL
2553 || ! bfd_set_section_size (obfd
, stabsec
, symsize
)
2554 || ! bfd_set_section_size (obfd
, stabstrsec
, stringsize
)
2555 || ! bfd_set_section_alignment (obfd
, stabsec
, 2)
2556 || ! bfd_set_section_alignment (obfd
, stabstrsec
, 0))
2558 non_fatal (_("%s: can't create debugging section: %s"),
2559 bfd_get_filename (obfd
),
2560 bfd_errmsg (bfd_get_error ()));
2564 /* We can get away with setting the section contents now because
2565 the next thing the caller is going to do is copy over the
2566 real sections. We may someday have to split the contents
2567 setting out of this function. */
2568 if (! bfd_set_section_contents (obfd
, stabsec
, syms
, 0, symsize
)
2569 || ! bfd_set_section_contents (obfd
, stabstrsec
, strings
, 0,
2572 non_fatal (_("%s: can't set debugging section contents: %s"),
2573 bfd_get_filename (obfd
),
2574 bfd_errmsg (bfd_get_error ()));
2581 non_fatal (_("%s: don't know how to write debugging information for %s"),
2582 bfd_get_filename (obfd
), bfd_get_target (obfd
));
2587 strip_main (int argc
, char *argv
[])
2589 char *input_target
= NULL
;
2590 char *output_target
= NULL
;
2591 bfd_boolean show_version
= FALSE
;
2592 bfd_boolean formats_info
= FALSE
;
2595 struct section_list
*p
;
2596 char *output_file
= NULL
;
2598 while ((c
= getopt_long (argc
, argv
, "I:O:F:K:N:R:o:sSpdgxXHhVvw",
2599 strip_options
, (int *) 0)) != EOF
)
2604 input_target
= optarg
;
2607 output_target
= optarg
;
2610 input_target
= output_target
= optarg
;
2613 p
= find_section_list (optarg
, TRUE
);
2615 sections_removed
= TRUE
;
2618 strip_symbols
= STRIP_ALL
;
2622 case 'd': /* Historic BSD alias for -g. Used by early NetBSD. */
2623 strip_symbols
= STRIP_DEBUG
;
2625 case OPTION_STRIP_UNNEEDED
:
2626 strip_symbols
= STRIP_UNNEEDED
;
2629 add_specific_symbol (optarg
, &keep_specific_list
);
2632 add_specific_symbol (optarg
, &strip_specific_list
);
2635 output_file
= optarg
;
2638 preserve_dates
= TRUE
;
2641 discard_locals
= LOCALS_ALL
;
2644 discard_locals
= LOCALS_START_L
;
2650 show_version
= TRUE
;
2652 case OPTION_FORMATS_INFO
:
2653 formats_info
= TRUE
;
2655 case OPTION_ONLY_KEEP_DEBUG
:
2656 strip_symbols
= STRIP_NONDEBUG
;
2658 case OPTION_KEEP_FILE_SYMBOLS
:
2659 keep_file_symbols
= 1;
2662 /* We've been given a long option. */
2669 strip_usage (stdout
, 0);
2671 strip_usage (stderr
, 1);
2682 print_version ("strip");
2684 /* Default is to strip all symbols. */
2685 if (strip_symbols
== STRIP_UNDEF
2686 && discard_locals
== LOCALS_UNDEF
2687 && strip_specific_list
== NULL
)
2688 strip_symbols
= STRIP_ALL
;
2690 if (output_target
== NULL
)
2691 output_target
= input_target
;
2695 || (output_file
!= NULL
&& (i
+ 1) < argc
))
2696 strip_usage (stderr
, 1);
2698 for (; i
< argc
; i
++)
2700 int hold_status
= status
;
2701 struct stat statbuf
;
2704 if (get_file_size (argv
[i
]) < 1)
2711 /* No need to check the return value of stat().
2712 It has already been checked in get_file_size(). */
2713 stat (argv
[i
], &statbuf
);
2715 if (output_file
!= NULL
)
2716 tmpname
= output_file
;
2718 tmpname
= make_tempname (argv
[i
]);
2720 if (tmpname
== NULL
)
2722 non_fatal (_("could not create temporary file to hold stripped copy of '%s'"),
2729 copy_file (argv
[i
], tmpname
, input_target
, output_target
);
2733 set_times (tmpname
, &statbuf
);
2734 if (output_file
== NULL
)
2735 smart_rename (tmpname
, argv
[i
], preserve_dates
);
2736 status
= hold_status
;
2739 unlink_if_ordinary (tmpname
);
2740 if (output_file
== NULL
)
2748 copy_main (int argc
, char *argv
[])
2750 char * binary_architecture
= NULL
;
2751 char *input_filename
= NULL
;
2752 char *output_filename
= NULL
;
2753 char *input_target
= NULL
;
2754 char *output_target
= NULL
;
2755 bfd_boolean show_version
= FALSE
;
2756 bfd_boolean change_warn
= TRUE
;
2757 bfd_boolean formats_info
= FALSE
;
2759 struct section_list
*p
;
2760 struct stat statbuf
;
2762 while ((c
= getopt_long (argc
, argv
, "b:B:i:I:j:K:N:s:O:d:F:L:G:R:SpgxXHhVvW:w",
2763 copy_options
, (int *) 0)) != EOF
)
2768 copy_byte
= atoi (optarg
);
2770 fatal (_("byte number must be non-negative"));
2774 binary_architecture
= optarg
;
2778 interleave
= atoi (optarg
);
2780 fatal (_("interleave must be positive"));
2784 case 's': /* "source" - 'I' is preferred */
2785 input_target
= optarg
;
2789 case 'd': /* "destination" - 'O' is preferred */
2790 output_target
= optarg
;
2794 input_target
= output_target
= optarg
;
2798 p
= find_section_list (optarg
, TRUE
);
2800 fatal (_("%s both copied and removed"), optarg
);
2802 sections_copied
= TRUE
;
2806 p
= find_section_list (optarg
, TRUE
);
2808 fatal (_("%s both copied and removed"), optarg
);
2810 sections_removed
= TRUE
;
2814 strip_symbols
= STRIP_ALL
;
2818 strip_symbols
= STRIP_DEBUG
;
2821 case OPTION_STRIP_UNNEEDED
:
2822 strip_symbols
= STRIP_UNNEEDED
;
2825 case OPTION_ONLY_KEEP_DEBUG
:
2826 strip_symbols
= STRIP_NONDEBUG
;
2829 case OPTION_KEEP_FILE_SYMBOLS
:
2830 keep_file_symbols
= 1;
2833 case OPTION_ADD_GNU_DEBUGLINK
:
2834 gnu_debuglink_filename
= optarg
;
2838 add_specific_symbol (optarg
, &keep_specific_list
);
2842 add_specific_symbol (optarg
, &strip_specific_list
);
2845 case OPTION_STRIP_UNNEEDED_SYMBOL
:
2846 add_specific_symbol (optarg
, &strip_unneeded_list
);
2850 add_specific_symbol (optarg
, &localize_specific_list
);
2853 case OPTION_GLOBALIZE_SYMBOL
:
2854 add_specific_symbol (optarg
, &globalize_specific_list
);
2858 add_specific_symbol (optarg
, &keepglobal_specific_list
);
2862 add_specific_symbol (optarg
, &weaken_specific_list
);
2866 preserve_dates
= TRUE
;
2874 discard_locals
= LOCALS_ALL
;
2878 discard_locals
= LOCALS_START_L
;
2886 show_version
= TRUE
;
2889 case OPTION_FORMATS_INFO
:
2890 formats_info
= TRUE
;
2897 case OPTION_ADD_SECTION
:
2901 struct section_add
*pa
;
2906 s
= strchr (optarg
, '=');
2909 fatal (_("bad format for %s"), "--add-section");
2911 size
= get_file_size (s
+ 1);
2918 pa
= xmalloc (sizeof (struct section_add
));
2921 name
= xmalloc (len
+ 1);
2922 strncpy (name
, optarg
, len
);
2926 pa
->filename
= s
+ 1;
2928 pa
->contents
= xmalloc (size
);
2930 f
= fopen (pa
->filename
, FOPEN_RB
);
2933 fatal (_("cannot open: %s: %s"),
2934 pa
->filename
, strerror (errno
));
2936 if (fread (pa
->contents
, 1, pa
->size
, f
) == 0
2938 fatal (_("%s: fread failed"), pa
->filename
);
2942 pa
->next
= add_sections
;
2947 case OPTION_CHANGE_START
:
2948 change_start
= parse_vma (optarg
, "--change-start");
2951 case OPTION_CHANGE_SECTION_ADDRESS
:
2952 case OPTION_CHANGE_SECTION_LMA
:
2953 case OPTION_CHANGE_SECTION_VMA
:
2958 char *option
= NULL
;
2960 enum change_action what
= CHANGE_IGNORE
;
2964 case OPTION_CHANGE_SECTION_ADDRESS
:
2965 option
= "--change-section-address";
2967 case OPTION_CHANGE_SECTION_LMA
:
2968 option
= "--change-section-lma";
2970 case OPTION_CHANGE_SECTION_VMA
:
2971 option
= "--change-section-vma";
2975 s
= strchr (optarg
, '=');
2978 s
= strchr (optarg
, '+');
2981 s
= strchr (optarg
, '-');
2983 fatal (_("bad format for %s"), option
);
2988 name
= xmalloc (len
+ 1);
2989 strncpy (name
, optarg
, len
);
2992 p
= find_section_list (name
, TRUE
);
2994 val
= parse_vma (s
+ 1, option
);
2998 case '=': what
= CHANGE_SET
; break;
2999 case '-': val
= - val
; /* Drop through. */
3000 case '+': what
= CHANGE_MODIFY
; break;
3005 case OPTION_CHANGE_SECTION_ADDRESS
:
3006 p
->change_vma
= what
;
3010 case OPTION_CHANGE_SECTION_LMA
:
3011 p
->change_lma
= what
;
3015 case OPTION_CHANGE_SECTION_VMA
:
3016 p
->change_vma
= what
;
3023 case OPTION_CHANGE_ADDRESSES
:
3024 change_section_address
= parse_vma (optarg
, "--change-addresses");
3025 change_start
= change_section_address
;
3028 case OPTION_CHANGE_WARNINGS
:
3032 case OPTION_CHANGE_LEADING_CHAR
:
3033 change_leading_char
= TRUE
;
3036 case OPTION_DEBUGGING
:
3037 convert_debugging
= TRUE
;
3040 case OPTION_GAP_FILL
:
3042 bfd_vma gap_fill_vma
;
3044 gap_fill_vma
= parse_vma (optarg
, "--gap-fill");
3045 gap_fill
= (bfd_byte
) gap_fill_vma
;
3046 if ((bfd_vma
) gap_fill
!= gap_fill_vma
)
3050 sprintf_vma (buff
, gap_fill_vma
);
3052 non_fatal (_("Warning: truncating gap-fill from 0x%s to 0x%x"),
3055 gap_fill_set
= TRUE
;
3059 case OPTION_NO_CHANGE_WARNINGS
:
3060 change_warn
= FALSE
;
3064 pad_to
= parse_vma (optarg
, "--pad-to");
3068 case OPTION_REMOVE_LEADING_CHAR
:
3069 remove_leading_char
= TRUE
;
3072 case OPTION_REDEFINE_SYM
:
3074 /* Push this redefinition onto redefine_symbol_list. */
3078 const char *nextarg
;
3079 char *source
, *target
;
3081 s
= strchr (optarg
, '=');
3083 fatal (_("bad format for %s"), "--redefine-sym");
3086 source
= xmalloc (len
+ 1);
3087 strncpy (source
, optarg
, len
);
3091 len
= strlen (nextarg
);
3092 target
= xmalloc (len
+ 1);
3093 strcpy (target
, nextarg
);
3095 redefine_list_append ("--redefine-sym", source
, target
);
3102 case OPTION_REDEFINE_SYMS
:
3103 add_redefine_syms_file (optarg
);
3106 case OPTION_SET_SECTION_FLAGS
:
3112 s
= strchr (optarg
, '=');
3114 fatal (_("bad format for %s"), "--set-section-flags");
3117 name
= xmalloc (len
+ 1);
3118 strncpy (name
, optarg
, len
);
3121 p
= find_section_list (name
, TRUE
);
3123 p
->set_flags
= TRUE
;
3124 p
->flags
= parse_flags (s
+ 1);
3128 case OPTION_RENAME_SECTION
:
3131 const char *eq
, *fl
;
3136 eq
= strchr (optarg
, '=');
3138 fatal (_("bad format for %s"), "--rename-section");
3142 fatal (_("bad format for %s"), "--rename-section");
3144 old_name
= xmalloc (len
+ 1);
3145 strncpy (old_name
, optarg
, len
);
3149 fl
= strchr (eq
, ',');
3152 flags
= parse_flags (fl
+ 1);
3162 fatal (_("bad format for %s"), "--rename-section");
3164 new_name
= xmalloc (len
+ 1);
3165 strncpy (new_name
, eq
, len
);
3168 add_section_rename (old_name
, new_name
, flags
);
3172 case OPTION_SET_START
:
3173 set_start
= parse_vma (optarg
, "--set-start");
3174 set_start_set
= TRUE
;
3177 case OPTION_SREC_LEN
:
3178 Chunk
= parse_vma (optarg
, "--srec-len");
3181 case OPTION_SREC_FORCES3
:
3185 case OPTION_STRIP_SYMBOLS
:
3186 add_specific_symbols (optarg
, &strip_specific_list
);
3189 case OPTION_STRIP_UNNEEDED_SYMBOLS
:
3190 add_specific_symbols (optarg
, &strip_unneeded_list
);
3193 case OPTION_KEEP_SYMBOLS
:
3194 add_specific_symbols (optarg
, &keep_specific_list
);
3197 case OPTION_LOCALIZE_HIDDEN
:
3198 localize_hidden
= TRUE
;
3201 case OPTION_LOCALIZE_SYMBOLS
:
3202 add_specific_symbols (optarg
, &localize_specific_list
);
3205 case OPTION_GLOBALIZE_SYMBOLS
:
3206 add_specific_symbols (optarg
, &globalize_specific_list
);
3209 case OPTION_KEEPGLOBAL_SYMBOLS
:
3210 add_specific_symbols (optarg
, &keepglobal_specific_list
);
3213 case OPTION_WEAKEN_SYMBOLS
:
3214 add_specific_symbols (optarg
, &weaken_specific_list
);
3217 case OPTION_ALT_MACH_CODE
:
3218 use_alt_mach_code
= strtoul (optarg
, NULL
, 0);
3219 if (use_alt_mach_code
== 0)
3220 fatal (_("unable to parse alternative machine code"));
3223 case OPTION_PREFIX_SYMBOLS
:
3224 prefix_symbols_string
= optarg
;
3227 case OPTION_PREFIX_SECTIONS
:
3228 prefix_sections_string
= optarg
;
3231 case OPTION_PREFIX_ALLOC_SECTIONS
:
3232 prefix_alloc_sections_string
= optarg
;
3235 case OPTION_READONLY_TEXT
:
3236 bfd_flags_to_set
|= WP_TEXT
;
3237 bfd_flags_to_clear
&= ~WP_TEXT
;
3240 case OPTION_WRITABLE_TEXT
:
3241 bfd_flags_to_clear
|= WP_TEXT
;
3242 bfd_flags_to_set
&= ~WP_TEXT
;
3246 bfd_flags_to_set
|= D_PAGED
;
3247 bfd_flags_to_clear
&= ~D_PAGED
;
3251 bfd_flags_to_clear
|= D_PAGED
;
3252 bfd_flags_to_set
&= ~D_PAGED
;
3255 case OPTION_EXTRACT_SYMBOL
:
3256 extract_symbol
= TRUE
;
3260 /* We've been given a long option. */
3265 copy_usage (stdout
, 0);
3268 copy_usage (stderr
, 1);
3279 print_version ("objcopy");
3281 if (copy_byte
>= interleave
)
3282 fatal (_("byte number must be less than interleave"));
3284 if (optind
== argc
|| optind
+ 2 < argc
)
3285 copy_usage (stderr
, 1);
3287 input_filename
= argv
[optind
];
3288 if (optind
+ 1 < argc
)
3289 output_filename
= argv
[optind
+ 1];
3291 /* Default is to strip no symbols. */
3292 if (strip_symbols
== STRIP_UNDEF
&& discard_locals
== LOCALS_UNDEF
)
3293 strip_symbols
= STRIP_NONE
;
3295 if (output_target
== NULL
)
3296 output_target
= input_target
;
3298 if (binary_architecture
!= NULL
)
3300 if (input_target
&& strcmp (input_target
, "binary") == 0)
3302 const bfd_arch_info_type
* temp_arch_info
;
3304 temp_arch_info
= bfd_scan_arch (binary_architecture
);
3306 if (temp_arch_info
!= NULL
)
3308 bfd_external_binary_architecture
= temp_arch_info
->arch
;
3309 bfd_external_machine
= temp_arch_info
->mach
;
3312 fatal (_("architecture %s unknown"), binary_architecture
);
3316 non_fatal (_("Warning: input target 'binary' required for binary architecture parameter."));
3317 non_fatal (_(" Argument %s ignored"), binary_architecture
);
3322 if (stat (input_filename
, & statbuf
) < 0)
3323 fatal (_("warning: could not locate '%s'. System error message: %s"),
3324 input_filename
, strerror (errno
));
3326 /* If there is no destination file, or the source and destination files
3327 are the same, then create a temp and rename the result into the input. */
3328 if (output_filename
== NULL
|| strcmp (input_filename
, output_filename
) == 0)
3330 char *tmpname
= make_tempname (input_filename
);
3332 if (tmpname
== NULL
)
3333 fatal (_("warning: could not create temporary file whilst copying '%s', (error: %s)"),
3334 input_filename
, strerror (errno
));
3336 copy_file (input_filename
, tmpname
, input_target
, output_target
);
3340 set_times (tmpname
, &statbuf
);
3341 smart_rename (tmpname
, input_filename
, preserve_dates
);
3348 copy_file (input_filename
, output_filename
, input_target
, output_target
);
3350 if (status
== 0 && preserve_dates
)
3351 set_times (output_filename
, &statbuf
);
3352 else if (status
!= 0)
3353 unlink_if_ordinary (output_filename
);
3358 for (p
= change_sections
; p
!= NULL
; p
= p
->next
)
3362 if (p
->change_vma
!= CHANGE_IGNORE
)
3366 sprintf_vma (buff
, p
->vma_val
);
3368 /* xgettext:c-format */
3369 non_fatal (_("%s %s%c0x%s never used"),
3370 "--change-section-vma",
3372 p
->change_vma
== CHANGE_SET
? '=' : '+',
3376 if (p
->change_lma
!= CHANGE_IGNORE
)
3380 sprintf_vma (buff
, p
->lma_val
);
3382 /* xgettext:c-format */
3383 non_fatal (_("%s %s%c0x%s never used"),
3384 "--change-section-lma",
3386 p
->change_lma
== CHANGE_SET
? '=' : '+',
3397 main (int argc
, char *argv
[])
3399 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
3400 setlocale (LC_MESSAGES
, "");
3402 #if defined (HAVE_SETLOCALE)
3403 setlocale (LC_CTYPE
, "");
3405 bindtextdomain (PACKAGE
, LOCALEDIR
);
3406 textdomain (PACKAGE
);
3408 program_name
= argv
[0];
3409 xmalloc_set_program_name (program_name
);
3411 START_PROGRESS (program_name
, 0);
3413 expandargv (&argc
, &argv
);
3415 strip_symbols
= STRIP_UNDEF
;
3416 discard_locals
= LOCALS_UNDEF
;
3419 set_default_bfd_target ();
3423 int i
= strlen (program_name
);
3424 #ifdef HAVE_DOS_BASED_FILE_SYSTEM
3425 /* Drop the .exe suffix, if any. */
3426 if (i
> 4 && FILENAME_CMP (program_name
+ i
- 4, ".exe") == 0)
3429 program_name
[i
] = '\0';
3432 is_strip
= (i
>= 5 && FILENAME_CMP (program_name
+ i
- 5, "strip") == 0);
3436 strip_main (argc
, argv
);
3438 copy_main (argc
, argv
);
3440 END_PROGRESS (program_name
);