/* objcopy.c -- copy object file from input to output, optionally massaging it.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001
+ 2001, 2002, 2003, 2004, 2005, 2006, 2007
Free Software Foundation, Inc.
This file is part of GNU Binutils.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
\f
#include "bfd.h"
#include "progress.h"
#include "libiberty.h"
#include "budbg.h"
#include "filenames.h"
+#include "fnmatch.h"
+#include "elf-bfd.h"
#include <sys/stat.h>
+#include "libbfd.h"
/* A list of symbols to explicitly strip out, or to keep. A linked
list is good enough for a small number from the command line, but
this will slow things down a lot if many symbols are being
- deleted. */
+ deleted. */
struct symlist
{
section_rename;
/* List of sections to be renamed. */
-static section_rename * section_rename_list;
-
-static void copy_usage PARAMS ((FILE *, int));
-static void strip_usage PARAMS ((FILE *, int));
-static flagword parse_flags PARAMS ((const char *));
-static struct section_list *find_section_list PARAMS ((const char *, boolean));
-static void setup_section PARAMS ((bfd *, asection *, PTR));
-static void copy_section PARAMS ((bfd *, asection *, PTR));
-static void get_sections PARAMS ((bfd *, asection *, PTR));
-static int compare_section_lma PARAMS ((const PTR, const PTR));
-static void add_specific_symbol PARAMS ((const char *, struct symlist **));
-static void add_specific_symbols PARAMS ((const char *, struct symlist **));
-static boolean is_specified_symbol PARAMS ((const char *, struct symlist *));
-static boolean is_strip_section PARAMS ((bfd *, asection *));
-static unsigned int filter_symbols
- PARAMS ((bfd *, bfd *, asymbol **, asymbol **, long));
-static void mark_symbols_used_in_relocations PARAMS ((bfd *, asection *, PTR));
-static void filter_bytes PARAMS ((char *, bfd_size_type *));
-static boolean write_debugging_info PARAMS ((bfd *, PTR, long *, asymbol ***));
-static void copy_object PARAMS ((bfd *, bfd *));
-static void copy_archive PARAMS ((bfd *, bfd *, const char *));
-static void copy_file
- PARAMS ((const char *, const char *, const char *, const char *));
-static int strip_main PARAMS ((int, char **));
-static int copy_main PARAMS ((int, char **));
-static const char *lookup_sym_redefinition PARAMS((const char *));
-static void redefine_list_append PARAMS ((const char *, const char *));
-static const char * find_section_rename PARAMS ((bfd *, sec_ptr, flagword *));
-static void add_section_rename PARAMS ((const char *, const char *, flagword));
+static section_rename *section_rename_list;
#define RETURN_NONFATAL(s) {bfd_nonfatal (s); status = 1; return;}
-static asymbol **isympp = NULL; /* Input symbols */
-static asymbol **osympp = NULL; /* Output symbols that survive stripping */
+static asymbol **isympp = NULL; /* Input symbols. */
+static asymbol **osympp = NULL; /* Output symbols that survive stripping. */
/* If `copy_byte' >= 0, copy only that byte of every `interleave' bytes. */
static int copy_byte = -1;
static int interleave = 4;
-static boolean verbose; /* Print file and target names. */
-static boolean preserve_dates; /* Preserve input file timestamp. */
+static bfd_boolean verbose; /* Print file and target names. */
+static bfd_boolean preserve_dates; /* Preserve input file timestamp. */
static int status = 0; /* Exit status. */
enum strip_action
{
STRIP_UNDEF,
- STRIP_NONE, /* don't strip */
- STRIP_DEBUG, /* strip all debugger symbols */
- STRIP_UNNEEDED, /* strip unnecessary symbols */
- STRIP_ALL /* strip all symbols */
+ STRIP_NONE, /* Don't strip. */
+ STRIP_DEBUG, /* Strip all debugger symbols. */
+ STRIP_UNNEEDED, /* Strip unnecessary symbols. */
+ STRIP_NONDEBUG, /* Strip everything but debug info. */
+ STRIP_ALL /* Strip all symbols. */
};
-/* Which symbols to remove. */
+/* Which symbols to remove. */
static enum strip_action strip_symbols;
enum locals_action
{
LOCALS_UNDEF,
- LOCALS_START_L, /* discard locals starting with L */
- LOCALS_ALL /* discard all locals */
+ LOCALS_START_L, /* Discard locals starting with L. */
+ LOCALS_ALL /* Discard all locals. */
};
/* Which local symbols to remove. Overrides STRIP_ALL. */
/* Structure used to hold lists of sections and actions to take. */
struct section_list
{
- struct section_list * next; /* Next section to change. */
- const char * name; /* Section name. */
- boolean used; /* Whether this entry was used. */
- boolean remove; /* Whether to remove this section. */
- boolean copy; /* Whether to copy this section. */
- enum change_action change_vma;/* Whether to change or set VMA. */
- bfd_vma vma_val; /* Amount to change by or set to. */
- enum change_action change_lma;/* Whether to change or set LMA. */
- bfd_vma lma_val; /* Amount to change by or set to. */
- boolean set_flags; /* Whether to set the section flags. */
- flagword flags; /* What to set the section flags to. */
+ struct section_list * next; /* Next section to change. */
+ const char * name; /* Section name. */
+ bfd_boolean used; /* Whether this entry was used. */
+ bfd_boolean remove; /* Whether to remove this section. */
+ bfd_boolean copy; /* Whether to copy this section. */
+ enum change_action change_vma;/* Whether to change or set VMA. */
+ bfd_vma vma_val; /* Amount to change by or set to. */
+ enum change_action change_lma;/* Whether to change or set LMA. */
+ bfd_vma lma_val; /* Amount to change by or set to. */
+ bfd_boolean set_flags; /* Whether to set the section flags. */
+ flagword flags; /* What to set the section flags to. */
};
static struct section_list *change_sections;
-/* True if some sections are to be removed. */
-static boolean sections_removed;
+/* TRUE if some sections are to be removed. */
+static bfd_boolean sections_removed;
-/* True if only some sections are to be copied. */
-static boolean sections_copied;
+/* TRUE if only some sections are to be copied. */
+static bfd_boolean sections_copied;
/* Changes to the start address. */
static bfd_vma change_start = 0;
-static boolean set_start_set = false;
+static bfd_boolean set_start_set = FALSE;
static bfd_vma set_start;
/* Changes to section addresses. */
static bfd_vma change_section_address = 0;
/* Filling gaps between sections. */
-static boolean gap_fill_set = false;
+static bfd_boolean gap_fill_set = FALSE;
static bfd_byte gap_fill = 0;
/* Pad to a given address. */
-static boolean pad_to_set = false;
+static bfd_boolean pad_to_set = FALSE;
static bfd_vma pad_to;
-/* Use alternate machine code? */
-static int use_alt_mach_code = 0;
+/* Use alternative machine code? */
+static unsigned long use_alt_mach_code = 0;
+
+/* Output BFD flags user wants to set or clear */
+static flagword bfd_flags_to_set;
+static flagword bfd_flags_to_clear;
/* List of sections to add. */
struct section_add
/* List of sections to add to the output BFD. */
static struct section_add *add_sections;
+/* If non-NULL the argument to --add-gnu-debuglink.
+ This should be the filename to store in the .gnu_debuglink section. */
+static const char * gnu_debuglink_filename = NULL;
+
/* Whether to convert debugging information. */
-static boolean convert_debugging = false;
+static bfd_boolean convert_debugging = FALSE;
/* Whether to change the leading character in symbol names. */
-static boolean change_leading_char = false;
+static bfd_boolean change_leading_char = FALSE;
/* Whether to remove the leading character from global symbol names. */
-static boolean remove_leading_char = false;
+static bfd_boolean remove_leading_char = FALSE;
+
+/* Whether to permit wildcard in symbol comparison. */
+static bfd_boolean wildcard = FALSE;
+
+/* True if --localize-hidden is in effect. */
+static bfd_boolean localize_hidden = FALSE;
/* List of symbols to strip, keep, localize, keep-global, weaken,
or redefine. */
static struct symlist *strip_specific_list = NULL;
+static struct symlist *strip_unneeded_list = NULL;
static struct symlist *keep_specific_list = NULL;
static struct symlist *localize_specific_list = NULL;
+static struct symlist *globalize_specific_list = NULL;
static struct symlist *keepglobal_specific_list = NULL;
static struct symlist *weaken_specific_list = NULL;
static struct redefine_node *redefine_sym_list = NULL;
-/* If this is true, we weaken global symbols (set BSF_WEAK). */
-static boolean weaken = false;
+/* If this is TRUE, we weaken global symbols (set BSF_WEAK). */
+static bfd_boolean weaken = FALSE;
-/* 150 isn't special; it's just an arbitrary non-ASCII char value. */
+/* If this is TRUE, we retain BSF_FILE symbols. */
+static bfd_boolean keep_file_symbols = FALSE;
-#define OPTION_ADD_SECTION 150
-#define OPTION_CHANGE_ADDRESSES (OPTION_ADD_SECTION + 1)
-#define OPTION_CHANGE_LEADING_CHAR (OPTION_CHANGE_ADDRESSES + 1)
-#define OPTION_CHANGE_START (OPTION_CHANGE_LEADING_CHAR + 1)
-#define OPTION_CHANGE_SECTION_ADDRESS (OPTION_CHANGE_START + 1)
-#define OPTION_CHANGE_SECTION_LMA (OPTION_CHANGE_SECTION_ADDRESS + 1)
-#define OPTION_CHANGE_SECTION_VMA (OPTION_CHANGE_SECTION_LMA + 1)
-#define OPTION_CHANGE_WARNINGS (OPTION_CHANGE_SECTION_VMA + 1)
-#define OPTION_DEBUGGING (OPTION_CHANGE_WARNINGS + 1)
-#define OPTION_GAP_FILL (OPTION_DEBUGGING + 1)
-#define OPTION_NO_CHANGE_WARNINGS (OPTION_GAP_FILL + 1)
-#define OPTION_PAD_TO (OPTION_NO_CHANGE_WARNINGS + 1)
-#define OPTION_REMOVE_LEADING_CHAR (OPTION_PAD_TO + 1)
-#define OPTION_SET_SECTION_FLAGS (OPTION_REMOVE_LEADING_CHAR + 1)
-#define OPTION_SET_START (OPTION_SET_SECTION_FLAGS + 1)
-#define OPTION_STRIP_UNNEEDED (OPTION_SET_START + 1)
-#define OPTION_WEAKEN (OPTION_STRIP_UNNEEDED + 1)
-#define OPTION_REDEFINE_SYM (OPTION_WEAKEN + 1)
-#define OPTION_SREC_LEN (OPTION_REDEFINE_SYM + 1)
-#define OPTION_SREC_FORCES3 (OPTION_SREC_LEN + 1)
-#define OPTION_STRIP_SYMBOLS (OPTION_SREC_FORCES3 + 1)
-#define OPTION_KEEP_SYMBOLS (OPTION_STRIP_SYMBOLS + 1)
-#define OPTION_LOCALIZE_SYMBOLS (OPTION_KEEP_SYMBOLS + 1)
-#define OPTION_KEEPGLOBAL_SYMBOLS (OPTION_LOCALIZE_SYMBOLS + 1)
-#define OPTION_WEAKEN_SYMBOLS (OPTION_KEEPGLOBAL_SYMBOLS + 1)
-#define OPTION_RENAME_SECTION (OPTION_WEAKEN_SYMBOLS + 1)
-#define OPTION_ALT_MACH_CODE (OPTION_RENAME_SECTION + 1)
+/* Prefix symbols/sections. */
+static char *prefix_symbols_string = 0;
+static char *prefix_sections_string = 0;
+static char *prefix_alloc_sections_string = 0;
+
+/* 150 isn't special; it's just an arbitrary non-ASCII char value. */
+enum command_line_switch
+ {
+ OPTION_ADD_SECTION=150,
+ OPTION_CHANGE_ADDRESSES,
+ OPTION_CHANGE_LEADING_CHAR,
+ OPTION_CHANGE_START,
+ OPTION_CHANGE_SECTION_ADDRESS,
+ OPTION_CHANGE_SECTION_LMA,
+ OPTION_CHANGE_SECTION_VMA,
+ OPTION_CHANGE_WARNINGS,
+ OPTION_DEBUGGING,
+ OPTION_GAP_FILL,
+ OPTION_NO_CHANGE_WARNINGS,
+ OPTION_PAD_TO,
+ OPTION_REMOVE_LEADING_CHAR,
+ OPTION_SET_SECTION_FLAGS,
+ OPTION_SET_START,
+ OPTION_STRIP_UNNEEDED,
+ OPTION_WEAKEN,
+ OPTION_REDEFINE_SYM,
+ OPTION_REDEFINE_SYMS,
+ OPTION_SREC_LEN,
+ OPTION_SREC_FORCES3,
+ OPTION_STRIP_SYMBOLS,
+ OPTION_STRIP_UNNEEDED_SYMBOL,
+ OPTION_STRIP_UNNEEDED_SYMBOLS,
+ OPTION_KEEP_SYMBOLS,
+ OPTION_LOCALIZE_HIDDEN,
+ OPTION_LOCALIZE_SYMBOLS,
+ OPTION_GLOBALIZE_SYMBOL,
+ OPTION_GLOBALIZE_SYMBOLS,
+ OPTION_KEEPGLOBAL_SYMBOLS,
+ OPTION_WEAKEN_SYMBOLS,
+ OPTION_RENAME_SECTION,
+ OPTION_ALT_MACH_CODE,
+ OPTION_PREFIX_SYMBOLS,
+ OPTION_PREFIX_SECTIONS,
+ OPTION_PREFIX_ALLOC_SECTIONS,
+ OPTION_FORMATS_INFO,
+ OPTION_ADD_GNU_DEBUGLINK,
+ OPTION_ONLY_KEEP_DEBUG,
+ OPTION_KEEP_FILE_SYMBOLS,
+ OPTION_READONLY_TEXT,
+ OPTION_WRITABLE_TEXT,
+ OPTION_PURE,
+ OPTION_IMPURE
+ };
/* Options to handle if running as "strip". */
{"discard-locals", no_argument, 0, 'X'},
{"format", required_argument, 0, 'F'}, /* Obsolete */
{"help", no_argument, 0, 'h'},
+ {"info", no_argument, 0, OPTION_FORMATS_INFO},
{"input-format", required_argument, 0, 'I'}, /* Obsolete */
{"input-target", required_argument, 0, 'I'},
+ {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS},
{"keep-symbol", required_argument, 0, 'K'},
+ {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG},
{"output-format", required_argument, 0, 'O'}, /* Obsolete */
{"output-target", required_argument, 0, 'O'},
{"output-file", required_argument, 0, 'o'},
{"target", required_argument, 0, 'F'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
+ {"wildcard", no_argument, 0, 'w'},
{0, no_argument, 0, 0}
};
static struct option copy_options[] =
{
+ {"add-gnu-debuglink", required_argument, 0, OPTION_ADD_GNU_DEBUGLINK},
{"add-section", required_argument, 0, OPTION_ADD_SECTION},
{"adjust-start", required_argument, 0, OPTION_CHANGE_START},
{"adjust-vma", required_argument, 0, OPTION_CHANGE_ADDRESSES},
{"adjust-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS},
{"adjust-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS},
+ {"alt-machine-code", required_argument, 0, OPTION_ALT_MACH_CODE},
{"binary-architecture", required_argument, 0, 'B'},
{"byte", required_argument, 0, 'b'},
{"change-addresses", required_argument, 0, OPTION_CHANGE_ADDRESSES},
{"debugging", no_argument, 0, OPTION_DEBUGGING},
{"discard-all", no_argument, 0, 'x'},
{"discard-locals", no_argument, 0, 'X'},
- {"only-section", required_argument, 0, 'j'},
{"format", required_argument, 0, 'F'}, /* Obsolete */
{"gap-fill", required_argument, 0, OPTION_GAP_FILL},
+ {"globalize-symbol", required_argument, 0, OPTION_GLOBALIZE_SYMBOL},
+ {"globalize-symbols", required_argument, 0, OPTION_GLOBALIZE_SYMBOLS},
{"help", no_argument, 0, 'h'},
+ {"impure", no_argument, 0, OPTION_IMPURE},
+ {"info", no_argument, 0, OPTION_FORMATS_INFO},
{"input-format", required_argument, 0, 'I'}, /* Obsolete */
{"input-target", required_argument, 0, 'I'},
{"interleave", required_argument, 0, 'i'},
+ {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS},
+ {"keep-global-symbol", required_argument, 0, 'G'},
+ {"keep-global-symbols", required_argument, 0, OPTION_KEEPGLOBAL_SYMBOLS},
{"keep-symbol", required_argument, 0, 'K'},
+ {"keep-symbols", required_argument, 0, OPTION_KEEP_SYMBOLS},
+ {"localize-hidden", no_argument, 0, OPTION_LOCALIZE_HIDDEN},
+ {"localize-symbol", required_argument, 0, 'L'},
+ {"localize-symbols", required_argument, 0, OPTION_LOCALIZE_SYMBOLS},
{"no-adjust-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS},
{"no-change-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS},
+ {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG},
+ {"only-section", required_argument, 0, 'j'},
{"output-format", required_argument, 0, 'O'}, /* Obsolete */
{"output-target", required_argument, 0, 'O'},
{"pad-to", required_argument, 0, OPTION_PAD_TO},
+ {"prefix-symbols", required_argument, 0, OPTION_PREFIX_SYMBOLS},
+ {"prefix-sections", required_argument, 0, OPTION_PREFIX_SECTIONS},
+ {"prefix-alloc-sections", required_argument, 0, OPTION_PREFIX_ALLOC_SECTIONS},
{"preserve-dates", no_argument, 0, 'p'},
- {"localize-symbol", required_argument, 0, 'L'},
- {"keep-global-symbol", required_argument, 0, 'G'},
+ {"pure", no_argument, 0, OPTION_PURE},
+ {"readonly-text", no_argument, 0, OPTION_READONLY_TEXT},
+ {"redefine-sym", required_argument, 0, OPTION_REDEFINE_SYM},
+ {"redefine-syms", required_argument, 0, OPTION_REDEFINE_SYMS},
{"remove-leading-char", no_argument, 0, OPTION_REMOVE_LEADING_CHAR},
{"remove-section", required_argument, 0, 'R'},
{"rename-section", required_argument, 0, OPTION_RENAME_SECTION},
{"set-section-flags", required_argument, 0, OPTION_SET_SECTION_FLAGS},
{"set-start", required_argument, 0, OPTION_SET_START},
+ {"srec-len", required_argument, 0, OPTION_SREC_LEN},
+ {"srec-forceS3", no_argument, 0, OPTION_SREC_FORCES3},
{"strip-all", no_argument, 0, 'S'},
{"strip-debug", no_argument, 0, 'g'},
{"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED},
+ {"strip-unneeded-symbol", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOL},
+ {"strip-unneeded-symbols", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOLS},
{"strip-symbol", required_argument, 0, 'N'},
+ {"strip-symbols", required_argument, 0, OPTION_STRIP_SYMBOLS},
{"target", required_argument, 0, 'F'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
{"weaken", no_argument, 0, OPTION_WEAKEN},
{"weaken-symbol", required_argument, 0, 'W'},
- {"redefine-sym", required_argument, 0, OPTION_REDEFINE_SYM},
- {"srec-len", required_argument, 0, OPTION_SREC_LEN},
- {"srec-forceS3", no_argument, 0, OPTION_SREC_FORCES3},
- {"keep-symbols", required_argument, 0, OPTION_KEEP_SYMBOLS},
- {"strip-symbols", required_argument, 0, OPTION_STRIP_SYMBOLS},
- {"keep-global-symbols", required_argument, 0, OPTION_KEEPGLOBAL_SYMBOLS},
- {"localize-symbols", required_argument, 0, OPTION_LOCALIZE_SYMBOLS},
{"weaken-symbols", required_argument, 0, OPTION_WEAKEN_SYMBOLS},
- {"alt-machine-code", required_argument, 0, OPTION_ALT_MACH_CODE},
+ {"wildcard", no_argument, 0, 'w'},
+ {"writable-text", no_argument, 0, OPTION_WRITABLE_TEXT},
{0, no_argument, 0, 0}
};
/* This flag distinguishes between strip and objcopy:
1 means this is 'strip'; 0 means this is 'objcopy'.
- -1 means if we should use argv[0] to decide. */
+ -1 means if we should use argv[0] to decide. */
extern int is_strip;
/* The maximum length of an S record. This variable is declared in srec.c
/* Restrict the generation of Srecords to type S3 only.
This variable is declare in bfd/srec.c and can be toggled
on by the --srec-forceS3 command line switch. */
-extern boolean S3Forced;
-
-/* Defined in bfd/binary.c. Used to set architecture of input binary files. */
-extern enum bfd_architecture bfd_external_binary_architecture;
-
+extern bfd_boolean S3Forced;
+
+/* Defined in bfd/binary.c. Used to set architecture and machine of input
+ binary files. */
+extern enum bfd_architecture bfd_external_binary_architecture;
+extern unsigned long bfd_external_machine;
+
+/* Forward declarations. */
+static void setup_section (bfd *, asection *, void *);
+static void setup_bfd_headers (bfd *, bfd *);
+static void copy_section (bfd *, asection *, void *);
+static void get_sections (bfd *, asection *, void *);
+static int compare_section_lma (const void *, const void *);
+static void mark_symbols_used_in_relocations (bfd *, asection *, void *);
+static bfd_boolean write_debugging_info (bfd *, void *, long *, asymbol ***);
+static const char *lookup_sym_redefinition (const char *);
\f
static void
-copy_usage (stream, exit_status)
- FILE *stream;
- int exit_status;
+copy_usage (FILE *stream, int exit_status)
{
- fprintf (stream, _("Usage: %s <switches> in-file [out-file]\n"), program_name);
- fprintf (stream, _(" The switches are:\n"));
+ fprintf (stream, _("Usage: %s [option(s)] in-file [out-file]\n"), program_name);
+ fprintf (stream, _(" Copies a binary file, possibly transforming it in the process\n"));
+ fprintf (stream, _(" The options are:\n"));
fprintf (stream, _("\
-I --input-target <bfdname> Assume input file is in format <bfdname>\n\
-O --output-target <bfdname> Create an output file in format <bfdname>\n\
--debugging Convert debugging information, if possible\n\
-p --preserve-dates Copy modified/access timestamps to the output\n\
-j --only-section <name> Only copy section <name> into the output\n\
+ --add-gnu-debuglink=<file> Add section .gnu_debuglink linking to <file>\n\
-R --remove-section <name> Remove section <name> from the output\n\
-S --strip-all Remove all symbol and relocation information\n\
- -g --strip-debug Remove all debugging symbols\n\
+ -g --strip-debug Remove all debugging symbols & sections\n\
--strip-unneeded Remove all symbols not needed by relocations\n\
-N --strip-symbol <name> Do not copy symbol <name>\n\
- -K --keep-symbol <name> Only copy symbol <name>\n\
+ --strip-unneeded-symbol <name>\n\
+ Do not copy symbol <name> unless needed by\n\
+ relocations\n\
+ --only-keep-debug Strip everything but the debug information\n\
+ -K --keep-symbol <name> Do not strip symbol <name>\n\
+ --keep-file-symbols Do not strip file symbol(s)\n\
+ --localize-hidden Turn all ELF hidden symbols into locals\n\
-L --localize-symbol <name> Force symbol <name> to be marked as a local\n\
+ --globalize-symbol <name> Force symbol <name> to be marked as a global\n\
-G --keep-global-symbol <name> Localize all symbols except <name>\n\
-W --weaken-symbol <name> Force symbol <name> to be marked as a weak\n\
--weaken Force all global symbols to be marked as weak\n\
+ -w --wildcard Permit wildcard in symbol comparison\n\
-x --discard-all Remove all non-global symbols\n\
-X --discard-locals Remove any compiler-generated symbols\n\
-i --interleave <number> Only copy one out of every <number> bytes\n\
--change-leading-char Force output format's leading character style\n\
--remove-leading-char Remove leading character from global symbols\n\
--redefine-sym <old>=<new> Redefine symbol name <old> to <new>\n\
+ --redefine-syms <file> --redefine-sym for all symbol pairs \n\
+ listed in <file>\n\
--srec-len <number> Restrict the length of generated Srecords\n\
--srec-forceS3 Restrict the type of generated Srecords to S3\n\
--strip-symbols <file> -N for all symbols listed in <file>\n\
+ --strip-unneeded-symbols <file>\n\
+ --strip-unneeded-symbol for all symbols listed\n\
+ in <file>\n\
--keep-symbols <file> -K for all symbols listed in <file>\n\
--localize-symbols <file> -L for all symbols listed in <file>\n\
+ --globalize-symbols <file> --globalize-symbol for all in <file>\n\
--keep-global-symbols <file> -G for all symbols listed in <file>\n\
--weaken-symbols <file> -W for all symbols listed in <file>\n\
- --alt-machine-code <index> Use alternate machine code for output\n\
+ --alt-machine-code <index> Use the target's <index>'th alternative machine\n\
+ --writable-text Mark the output text as writable\n\
+ --readonly-text Make the output text write protected\n\
+ --pure Mark the output file as demand paged\n\
+ --impure Mark the output file as impure\n\
+ --prefix-symbols <prefix> Add <prefix> to start of every symbol name\n\
+ --prefix-sections <prefix> Add <prefix> to start of every section name\n\
+ --prefix-alloc-sections <prefix>\n\
+ Add <prefix> to start of every allocatable\n\
+ section name\n\
-v --verbose List all object files modified\n\
+ @<file> Read options from <file>\n\
-V --version Display this program's version number\n\
-h --help Display this output\n\
+ --info List object formats & architectures supported\n\
"));
list_supported_targets (program_name, stream);
- if (exit_status == 0)
+ if (REPORT_BUGS_TO[0] && exit_status == 0)
fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
exit (exit_status);
}
static void
-strip_usage (stream, exit_status)
- FILE *stream;
- int exit_status;
+strip_usage (FILE *stream, int exit_status)
{
- fprintf (stream, _("Usage: %s <switches> in-file(s)\n"), program_name);
- fprintf (stream, _(" The switches are:\n"));
+ fprintf (stream, _("Usage: %s <option(s)> in-file(s)\n"), program_name);
+ fprintf (stream, _(" Removes symbols and sections from files\n"));
+ fprintf (stream, _(" The options are:\n"));
fprintf (stream, _("\
- -I --input-target <bfdname> Assume input file is in format <bfdname>\n\
- -O --output-target <bfdname> Create an output file in format <bfdname>\n\
- -F --target <bfdname> Set both input and output format to <bfdname>\n\
+ -I --input-target=<bfdname> Assume input file is in format <bfdname>\n\
+ -O --output-target=<bfdname> Create an output file in format <bfdname>\n\
+ -F --target=<bfdname> Set both input and output format to <bfdname>\n\
-p --preserve-dates Copy modified/access timestamps to the output\n\
- -R --remove-section <name> Remove section <name> from the output\n\
+ -R --remove-section=<name> Remove section <name> from the output\n\
-s --strip-all Remove all symbol and relocation information\n\
- -g -S --strip-debug Remove all debugging symbols\n\
+ -g -S -d --strip-debug Remove all debugging symbols & sections\n\
--strip-unneeded Remove all symbols not needed by relocations\n\
- -N --strip-symbol <name> Do not copy symbol <name>\n\
- -K --keep-symbol <name> Only copy symbol <name>\n\
+ --only-keep-debug Strip everything but the debug information\n\
+ -N --strip-symbol=<name> Do not copy symbol <name>\n\
+ -K --keep-symbol=<name> Do not strip symbol <name>\n\
+ --keep-file-symbols Do not strip file symbol(s)\n\
+ -w --wildcard Permit wildcard in symbol comparison\n\
-x --discard-all Remove all non-global symbols\n\
-X --discard-locals Remove any compiler-generated symbols\n\
-v --verbose List all object files modified\n\
-V --version Display this program's version number\n\
-h --help Display this output\n\
+ --info List object formats & architectures supported\n\
-o <file> Place stripped output into <file>\n\
"));
list_supported_targets (program_name, stream);
- if (exit_status == 0)
+ if (REPORT_BUGS_TO[0] && exit_status == 0)
fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
exit (exit_status);
}
string can't be parsed. */
static flagword
-parse_flags (s)
- const char *s;
+parse_flags (const char *s)
{
flagword ret;
const char *snext;
PARSE_FLAG ("code", SEC_CODE);
PARSE_FLAG ("data", SEC_DATA);
PARSE_FLAG ("rom", SEC_ROM);
- PARSE_FLAG ("share", SEC_SHARED);
+ PARSE_FLAG ("share", SEC_COFF_SHARED);
PARSE_FLAG ("contents", SEC_HAS_CONTENTS);
#undef PARSE_FLAG
else
/* Find and optionally add an entry in the change_sections list. */
static struct section_list *
-find_section_list (name, add)
- const char *name;
- boolean add;
+find_section_list (const char *name, bfd_boolean add)
{
- register struct section_list *p;
+ struct section_list *p;
for (p = change_sections; p != NULL; p = p->next)
if (strcmp (p->name, name) == 0)
if (! add)
return NULL;
- p = (struct section_list *) xmalloc (sizeof (struct section_list));
+ p = xmalloc (sizeof (struct section_list));
p->name = name;
- p->used = false;
- p->remove = false;
- p->copy = false;
+ p->used = FALSE;
+ p->remove = FALSE;
+ p->copy = FALSE;
p->change_vma = CHANGE_IGNORE;
p->change_lma = CHANGE_IGNORE;
p->vma_val = 0;
p->lma_val = 0;
- p->set_flags = false;
+ p->set_flags = FALSE;
p->flags = 0;
p->next = change_sections;
/* Add a symbol to strip_specific_list. */
static void
-add_specific_symbol (name, list)
- const char *name;
- struct symlist **list;
+add_specific_symbol (const char *name, struct symlist **list)
{
struct symlist *tmp_list;
- tmp_list = (struct symlist *) xmalloc (sizeof (struct symlist));
+ tmp_list = xmalloc (sizeof (struct symlist));
tmp_list->name = name;
tmp_list->next = *list;
*list = tmp_list;
}
-/* Add symbols listed in `filename' to strip_specific_list. */
+/* Add symbols listed in `filename' to strip_specific_list. */
#define IS_WHITESPACE(c) ((c) == ' ' || (c) == '\t')
#define IS_LINE_TERMINATOR(c) ((c) == '\n' || (c) == '\r' || (c) == '\0')
static void
-add_specific_symbols (filename, list)
- const char *filename;
- struct symlist **list;
+add_specific_symbols (const char *filename, struct symlist **list)
{
- struct stat st;
+ off_t size;
FILE * f;
char * line;
char * buffer;
unsigned int line_count;
-
- if (stat (filename, & st) < 0)
- fatal (_("cannot stat: %s: %s"), filename, strerror (errno));
- if (st.st_size == 0)
- return;
- buffer = (char *) xmalloc (st.st_size + 2);
+ size = get_file_size (filename);
+ if (size == 0)
+ {
+ status = 1;
+ return;
+ }
+
+ buffer = xmalloc (size + 2);
f = fopen (filename, FOPEN_RT);
if (f == NULL)
- fatal (_("cannot open: %s: %s"), filename, strerror (errno));
+ fatal (_("cannot open '%s': %s"), filename, strerror (errno));
- if (fread (buffer, 1, st.st_size, f) == 0 || ferror (f))
+ if (fread (buffer, 1, size, f) == 0 || ferror (f))
fatal (_("%s: fread failed"), filename);
fclose (f);
- buffer [st.st_size] = '\n';
- buffer [st.st_size + 1] = '\0';
+ buffer [size] = '\n';
+ buffer [size + 1] = '\0';
line_count = 1;
-
+
for (line = buffer; * line != '\0'; line ++)
{
char * eol;
char * name;
char * name_end;
- int finished = false;
+ int finished = FALSE;
for (eol = line;; eol ++)
{
/* Cope with \n\r. */
if (eol[1] == '\r')
++ eol;
- finished = true;
+ finished = TRUE;
break;
-
+
case '\r':
* eol = '\0';
/* Cope with \r\n. */
if (eol[1] == '\n')
++ eol;
- finished = true;
+ finished = TRUE;
break;
-
+
case 0:
- finished = true;
+ finished = TRUE;
break;
-
+
case '#':
/* Line comment, Terminate the line here, in case a
name is present and then allow the rest of the
loop to find the real end of the line. */
* eol = '\0';
break;
-
+
default:
break;
}
for (name_end = name;
(! IS_WHITESPACE (* name_end))
&& (! IS_LINE_TERMINATOR (* name_end));
- name_end ++)
- ;
+ name_end ++)
+ ;
if (! IS_LINE_TERMINATOR (* name_end))
{
;
if (! IS_LINE_TERMINATOR (* extra))
- non_fatal (_("Ignoring rubbish found on line %d of %s"),
- line_count, filename);
+ non_fatal (_("%s:%d: Ignoring rubbish found on this line"),
+ filename, line_count);
}
-
+
* name_end = '\0';
if (name_end > name)
/* See whether a symbol should be stripped or kept based on
strip_specific_list and keep_symbols. */
-static boolean
-is_specified_symbol (name, list)
- const char *name;
- struct symlist *list;
+static bfd_boolean
+is_specified_symbol (const char *name, struct symlist *list)
{
struct symlist *tmp_list;
- for (tmp_list = list; tmp_list; tmp_list = tmp_list->next)
- if (strcmp (name, tmp_list->name) == 0)
- return true;
+ if (wildcard)
+ {
+ for (tmp_list = list; tmp_list; tmp_list = tmp_list->next)
+ if (*(tmp_list->name) != '!')
+ {
+ if (!fnmatch (tmp_list->name, name, 0))
+ return TRUE;
+ }
+ else
+ {
+ if (fnmatch (tmp_list->name + 1, name, 0))
+ return TRUE;
+ }
+ }
+ else
+ {
+ for (tmp_list = list; tmp_list; tmp_list = tmp_list->next)
+ if (strcmp (name, tmp_list->name) == 0)
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+/* Return a pointer to the symbol used as a signature for GROUP. */
- return false;
+static asymbol *
+group_signature (asection *group)
+{
+ bfd *abfd = group->owner;
+ Elf_Internal_Shdr *ghdr;
+
+ if (bfd_get_flavour (abfd) != bfd_target_elf_flavour)
+ return NULL;
+
+ ghdr = &elf_section_data (group)->this_hdr;
+ if (ghdr->sh_link < elf_numsections (abfd))
+ {
+ const struct elf_backend_data *bed = get_elf_backend_data (abfd);
+ Elf_Internal_Shdr *symhdr = elf_elfsections (abfd) [ghdr->sh_link];
+
+ if (symhdr->sh_type == SHT_SYMTAB
+ && ghdr->sh_info < symhdr->sh_size / bed->s->sizeof_sym)
+ return isympp[ghdr->sh_info - 1];
+ }
+ return NULL;
}
/* See if a section is being removed. */
-static boolean
-is_strip_section (abfd, sec)
- bfd *abfd ATTRIBUTE_UNUSED;
- asection *sec;
+static bfd_boolean
+is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
{
- struct section_list *p;
+ if (sections_removed || sections_copied)
+ {
+ struct section_list *p;
- if ((bfd_get_section_flags (abfd, sec) & SEC_DEBUGGING) != 0
- && (strip_symbols == STRIP_DEBUG
+ p = find_section_list (bfd_get_section_name (abfd, sec), FALSE);
+
+ if (sections_removed && p != NULL && p->remove)
+ return TRUE;
+ if (sections_copied && (p == NULL || ! p->copy))
+ return TRUE;
+ }
+
+ if ((bfd_get_section_flags (abfd, sec) & SEC_DEBUGGING) != 0)
+ {
+ if (strip_symbols == STRIP_DEBUG
|| strip_symbols == STRIP_UNNEEDED
|| strip_symbols == STRIP_ALL
|| discard_locals == LOCALS_ALL
- || convert_debugging))
- return true;
-
- if (! sections_removed && ! sections_copied)
- return false;
-
- p = find_section_list (bfd_get_section_name (abfd, sec), false);
- if (sections_removed && p != NULL && p->remove)
- return true;
- if (sections_copied && (p == NULL || ! p->copy))
- return true;
- return false;
+ || convert_debugging)
+ return TRUE;
+
+ if (strip_symbols == STRIP_NONDEBUG)
+ return FALSE;
+ }
+
+ if ((bfd_get_section_flags (abfd, sec) & SEC_GROUP) != 0)
+ {
+ asymbol *gsym;
+ const char *gname;
+
+ /* PR binutils/3166
+ Group sections look like debugging sections but they are not.
+ (They have a non-zero size but they are not ALLOCated). */
+ if (strip_symbols == STRIP_NONDEBUG)
+ return TRUE;
+
+ /* PR binutils/3181
+ If we are going to strip the group signature symbol, then
+ strip the group section too. */
+ gsym = group_signature (sec);
+ if (gsym != NULL)
+ gname = gsym->name;
+ else
+ gname = sec->name;
+ if ((strip_symbols == STRIP_ALL
+ && !is_specified_symbol (gname, keep_specific_list))
+ || is_specified_symbol (gname, strip_specific_list))
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+/* Return true if SYM is a hidden symbol. */
+
+static bfd_boolean
+is_hidden_symbol (asymbol *sym)
+{
+ elf_symbol_type *elf_sym;
+
+ elf_sym = elf_symbol_from (sym->the_bfd, sym);
+ if (elf_sym != NULL)
+ switch (ELF_ST_VISIBILITY (elf_sym->internal_elf_sym.st_other))
+ {
+ case STV_HIDDEN:
+ case STV_INTERNAL:
+ return TRUE;
+ }
+ return FALSE;
}
/* Choose which symbol entries to copy; put the result in OSYMS.
Return the number of symbols to print. */
static unsigned int
-filter_symbols (abfd, obfd, osyms, isyms, symcount)
- bfd *abfd;
- bfd *obfd;
- asymbol **osyms, **isyms;
- long symcount;
+filter_symbols (bfd *abfd, bfd *obfd, asymbol **osyms,
+ asymbol **isyms, long symcount)
{
- register asymbol **from = isyms, **to = osyms;
+ asymbol **from = isyms, **to = osyms;
long src_count = 0, dst_count = 0;
int relocatable = (abfd->flags & (HAS_RELOC | EXEC_P | DYNAMIC))
== HAS_RELOC;
{
asymbol *sym = from[src_count];
flagword flags = sym->flags;
- const char *name = bfd_asymbol_name (sym);
+ char *name = (char *) bfd_asymbol_name (sym);
int keep;
- boolean undefined;
+ bfd_boolean undefined;
+ bfd_boolean rem_leading_char;
+ bfd_boolean add_leading_char;
+
+ undefined = bfd_is_und_section (bfd_get_section (sym));
if (redefine_sym_list)
{
- const char *old_name, *new_name;
+ char *old_name, *new_name;
- old_name = bfd_asymbol_name (sym);
- new_name = lookup_sym_redefinition (old_name);
- name = bfd_asymbol_name (sym) = new_name;
+ old_name = (char *) bfd_asymbol_name (sym);
+ new_name = (char *) lookup_sym_redefinition (old_name);
+ bfd_asymbol_name (sym) = new_name;
+ name = new_name;
}
- if (change_leading_char
- && (bfd_get_symbol_leading_char (abfd)
- != bfd_get_symbol_leading_char (obfd))
- && (bfd_get_symbol_leading_char (abfd) == '\0'
- || (name[0] == bfd_get_symbol_leading_char (abfd))))
- {
- if (bfd_get_symbol_leading_char (obfd) == '\0')
- name = bfd_asymbol_name (sym) = name + 1;
- else
- {
- char *n;
-
- n = xmalloc (strlen (name) + 2);
- n[0] = bfd_get_symbol_leading_char (obfd);
- if (bfd_get_symbol_leading_char (abfd) == '\0')
- strcpy (n + 1, name);
- else
- strcpy (n + 1, name + 1);
- name = bfd_asymbol_name (sym) = n;
- }
- }
+ /* Check if we will remove the current leading character. */
+ rem_leading_char =
+ (name[0] == bfd_get_symbol_leading_char (abfd))
+ && (change_leading_char
+ || (remove_leading_char
+ && ((flags & (BSF_GLOBAL | BSF_WEAK)) != 0
+ || undefined
+ || bfd_is_com_section (bfd_get_section (sym)))));
+
+ /* Check if we will add a new leading character. */
+ add_leading_char =
+ change_leading_char
+ && (bfd_get_symbol_leading_char (obfd) != '\0')
+ && (bfd_get_symbol_leading_char (abfd) == '\0'
+ || (name[0] == bfd_get_symbol_leading_char (abfd)));
+
+ /* Short circuit for change_leading_char if we can do it in-place. */
+ if (rem_leading_char && add_leading_char && !prefix_symbols_string)
+ {
+ name[0] = bfd_get_symbol_leading_char (obfd);
+ bfd_asymbol_name (sym) = name;
+ rem_leading_char = FALSE;
+ add_leading_char = FALSE;
+ }
- undefined = bfd_is_und_section (bfd_get_section (sym));
+ /* Remove leading char. */
+ if (rem_leading_char)
+ bfd_asymbol_name (sym) = ++name;
- if (remove_leading_char
- && ((flags & BSF_GLOBAL) != 0
- || (flags & BSF_WEAK) != 0
- || undefined
- || bfd_is_com_section (bfd_get_section (sym)))
- && name[0] == bfd_get_symbol_leading_char (abfd))
- name = bfd_asymbol_name (sym) = name + 1;
+ /* Add new leading char and/or prefix. */
+ if (add_leading_char || prefix_symbols_string)
+ {
+ char *n, *ptr;
+
+ ptr = n = xmalloc (1 + strlen (prefix_symbols_string)
+ + strlen (name) + 1);
+ if (add_leading_char)
+ *ptr++ = bfd_get_symbol_leading_char (obfd);
+
+ if (prefix_symbols_string)
+ {
+ strcpy (ptr, prefix_symbols_string);
+ ptr += strlen (prefix_symbols_string);
+ }
+
+ strcpy (ptr, name);
+ bfd_asymbol_name (sym) = n;
+ name = n;
+ }
if (strip_symbols == STRIP_ALL)
keep = 0;
&& ((*bfd_get_section (sym)->symbol_ptr_ptr)->flags
& BSF_KEEP) != 0))
keep = 1;
- else if (relocatable /* Relocatable file. */
+ else if (relocatable /* Relocatable file. */
&& (flags & (BSF_GLOBAL | BSF_WEAK)) != 0)
keep = 1;
else if (bfd_decode_symclass (sym) == 'I')
/* Global symbols in $idata sections need to be retained
- even if relocatable is false. External users of the
+ even if relocatable is FALSE. External users of the
library containing the $idata section may reference these
symbols. */
keep = 1;
keep = (strip_symbols != STRIP_DEBUG
&& strip_symbols != STRIP_UNNEEDED
&& ! convert_debugging);
- else if (bfd_get_section (sym)->comdat)
+ else if (bfd_coff_get_comdat_section (abfd, bfd_get_section (sym)))
/* COMDAT sections store special information in local
symbols, so we cannot risk stripping any of them. */
keep = 1;
if (keep && is_specified_symbol (name, strip_specific_list))
keep = 0;
- if (!keep && is_specified_symbol (name, keep_specific_list))
+ if (keep
+ && !(flags & BSF_KEEP)
+ && is_specified_symbol (name, strip_unneeded_list))
+ keep = 0;
+ if (!keep
+ && ((keep_file_symbols && (flags & BSF_FILE))
+ || is_specified_symbol (name, keep_specific_list)))
keep = 1;
if (keep && is_strip_section (abfd, bfd_get_section (sym)))
keep = 0;
- if (keep && (flags & BSF_GLOBAL) != 0
- && (weaken || is_specified_symbol (name, weaken_specific_list)))
- {
- sym->flags &=~ BSF_GLOBAL;
- sym->flags |= BSF_WEAK;
- }
- if (keep && !undefined && (flags & (BSF_GLOBAL | BSF_WEAK))
- && (is_specified_symbol (name, localize_specific_list)
- || (keepglobal_specific_list != NULL
- && ! is_specified_symbol (name, keepglobal_specific_list))))
+ if (keep)
{
- sym->flags &= ~(BSF_GLOBAL | BSF_WEAK);
- sym->flags |= BSF_LOCAL;
- }
+ if ((flags & BSF_GLOBAL) != 0
+ && (weaken || is_specified_symbol (name, weaken_specific_list)))
+ {
+ sym->flags &= ~ BSF_GLOBAL;
+ sym->flags |= BSF_WEAK;
+ }
- if (keep)
- to[dst_count++] = sym;
+ if (!undefined
+ && (flags & (BSF_GLOBAL | BSF_WEAK))
+ && (is_specified_symbol (name, localize_specific_list)
+ || (keepglobal_specific_list != NULL
+ && ! is_specified_symbol (name, keepglobal_specific_list))
+ || (localize_hidden && is_hidden_symbol (sym))))
+ {
+ sym->flags &= ~ (BSF_GLOBAL | BSF_WEAK);
+ sym->flags |= BSF_LOCAL;
+ }
+
+ if (!undefined
+ && (flags & BSF_LOCAL)
+ && is_specified_symbol (name, globalize_specific_list))
+ {
+ sym->flags &= ~ BSF_LOCAL;
+ sym->flags |= BSF_GLOBAL;
+ }
+
+ to[dst_count++] = sym;
+ }
}
to[dst_count] = NULL;
/* Find the redefined name of symbol SOURCE. */
static const char *
-lookup_sym_redefinition (source)
- const char *source;
+lookup_sym_redefinition (const char *source)
{
struct redefine_node *list;
/* Add a node to a symbol redefine list. */
static void
-redefine_list_append (source, target)
- const char *source;
- const char *target;
+redefine_list_append (const char *cause, const char *source, const char *target)
{
struct redefine_node **p;
struct redefine_node *list;
{
if (strcmp (source, list->source) == 0)
fatal (_("%s: Multiple redefinition of symbol \"%s\""),
- "--redefine-sym",
- source);
+ cause, source);
if (strcmp (target, list->target) == 0)
fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"),
- "--redefine-sym",
- target);
+ cause, target);
}
- new_node = (struct redefine_node *) xmalloc (sizeof (struct redefine_node));
+ new_node = xmalloc (sizeof (struct redefine_node));
new_node->source = strdup (source);
new_node->target = strdup (target);
*p = new_node;
}
-/* Keep only every `copy_byte'th byte in MEMHUNK, which is *SIZE bytes long.
- Adjust *SIZE. */
+/* Handle the --redefine-syms option. Read lines containing "old new"
+ from the file, and add them to the symbol redefine list. */
static void
-filter_bytes (memhunk, size)
- char *memhunk;
- bfd_size_type *size;
+add_redefine_syms_file (const char *filename)
{
- char *from = memhunk + copy_byte, *to = memhunk, *end = memhunk + *size;
+ FILE *file;
+ char *buf;
+ size_t bufsize;
+ size_t len;
+ size_t outsym_off;
+ int c, lineno;
+
+ file = fopen (filename, "r");
+ if (file == NULL)
+ fatal (_("couldn't open symbol redefinition file %s (error: %s)"),
+ filename, strerror (errno));
+
+ bufsize = 100;
+ buf = xmalloc (bufsize);
+
+ lineno = 1;
+ c = getc (file);
+ len = 0;
+ outsym_off = 0;
+ while (c != EOF)
+ {
+ /* Collect the input symbol name. */
+ while (! IS_WHITESPACE (c) && ! IS_LINE_TERMINATOR (c) && c != EOF)
+ {
+ if (c == '#')
+ goto comment;
+ buf[len++] = c;
+ if (len >= bufsize)
+ {
+ bufsize *= 2;
+ buf = xrealloc (buf, bufsize);
+ }
+ c = getc (file);
+ }
+ buf[len++] = '\0';
+ if (c == EOF)
+ break;
+
+ /* Eat white space between the symbol names. */
+ while (IS_WHITESPACE (c))
+ c = getc (file);
+ if (c == '#' || IS_LINE_TERMINATOR (c))
+ goto comment;
+ if (c == EOF)
+ break;
+
+ /* Collect the output symbol name. */
+ outsym_off = len;
+ while (! IS_WHITESPACE (c) && ! IS_LINE_TERMINATOR (c) && c != EOF)
+ {
+ if (c == '#')
+ goto comment;
+ buf[len++] = c;
+ if (len >= bufsize)
+ {
+ bufsize *= 2;
+ buf = xrealloc (buf, bufsize);
+ }
+ c = getc (file);
+ }
+ buf[len++] = '\0';
+ if (c == EOF)
+ break;
+
+ /* Eat white space at end of line. */
+ while (! IS_LINE_TERMINATOR(c) && c != EOF && IS_WHITESPACE (c))
+ c = getc (file);
+ if (c == '#')
+ goto comment;
+ /* Handle \r\n. */
+ if ((c == '\r' && (c = getc (file)) == '\n')
+ || c == '\n' || c == EOF)
+ {
+ end_of_line:
+ /* Append the redefinition to the list. */
+ if (buf[0] != '\0')
+ redefine_list_append (filename, &buf[0], &buf[outsym_off]);
+
+ lineno++;
+ len = 0;
+ outsym_off = 0;
+ if (c == EOF)
+ break;
+ c = getc (file);
+ continue;
+ }
+ else
+ fatal (_("%s:%d: garbage found at end of line"), filename, lineno);
+ comment:
+ if (len != 0 && (outsym_off == 0 || outsym_off == len))
+ fatal (_("%s:%d: missing new symbol name"), filename, lineno);
+ buf[len++] = '\0';
+
+ /* Eat the rest of the line and finish it. */
+ while (c != '\n' && c != EOF)
+ c = getc (file);
+ goto end_of_line;
+ }
- for (; from < end; from += interleave)
- *to++ = *from;
+ if (len != 0)
+ fatal (_("%s:%d: premature end of file"), filename, lineno);
- if (*size % interleave > (bfd_size_type) copy_byte)
- *size = (*size / interleave) + 1;
- else
- *size /= interleave;
+ free (buf);
}
-/* Copy object file IBFD onto OBFD. */
+/* Copy unkown object file IBFD onto OBFD.
+ Returns TRUE upon success, FALSE otherwise. */
-static void
-copy_object (ibfd, obfd)
- bfd *ibfd;
- bfd *obfd;
+static bfd_boolean
+copy_unknown_object (bfd *ibfd, bfd *obfd)
+{
+ char *cbuf;
+ int tocopy;
+ long ncopied;
+ long size;
+ struct stat buf;
+
+ if (bfd_stat_arch_elt (ibfd, &buf) != 0)
+ {
+ bfd_nonfatal (bfd_get_archive_filename (ibfd));
+ return FALSE;
+ }
+
+ size = buf.st_size;
+ if (size < 0)
+ {
+ non_fatal (_("stat returns negative size for `%s'"),
+ bfd_get_archive_filename (ibfd));
+ return FALSE;
+ }
+
+ if (bfd_seek (ibfd, (file_ptr) 0, SEEK_SET) != 0)
+ {
+ bfd_nonfatal (bfd_get_archive_filename (ibfd));
+ return FALSE;
+ }
+
+ if (verbose)
+ printf (_("copy from `%s' [unknown] to `%s' [unknown]\n"),
+ bfd_get_archive_filename (ibfd), bfd_get_filename (obfd));
+
+ cbuf = xmalloc (BUFSIZE);
+ ncopied = 0;
+ while (ncopied < size)
+ {
+ tocopy = size - ncopied;
+ if (tocopy > BUFSIZE)
+ tocopy = BUFSIZE;
+
+ if (bfd_bread (cbuf, (bfd_size_type) tocopy, ibfd)
+ != (bfd_size_type) tocopy)
+ {
+ bfd_nonfatal (bfd_get_archive_filename (ibfd));
+ free (cbuf);
+ return FALSE;
+ }
+
+ if (bfd_bwrite (cbuf, (bfd_size_type) tocopy, obfd)
+ != (bfd_size_type) tocopy)
+ {
+ bfd_nonfatal (bfd_get_filename (obfd));
+ free (cbuf);
+ return FALSE;
+ }
+
+ ncopied += tocopy;
+ }
+
+ chmod (bfd_get_filename (obfd), buf.st_mode);
+ free (cbuf);
+ return TRUE;
+}
+
+/* Copy object file IBFD onto OBFD.
+ Returns TRUE upon success, FALSE otherwise. */
+
+static bfd_boolean
+copy_object (bfd *ibfd, bfd *obfd)
{
bfd_vma start;
long symcount;
asection **osections = NULL;
+ asection *gnu_debuglink_section = NULL;
bfd_size_type *gaps = NULL;
bfd_size_type max_gap = 0;
long symsize;
- PTR dhandle;
+ void *dhandle;
+ enum bfd_architecture iarch;
+ unsigned int imach;
if (ibfd->xvec->byteorder != obfd->xvec->byteorder
&& ibfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN
&& obfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN)
- {
- fatal (_("Unable to change endianness of input file(s)"));
- return;
- }
+ fatal (_("Unable to change endianness of input file(s)"));
if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
- RETURN_NONFATAL (bfd_get_filename (obfd));
+ {
+ bfd_nonfatal (bfd_get_filename (obfd));
+ return FALSE;
+ }
if (verbose)
- printf (_("copy from %s(%s) to %s(%s)\n"),
- bfd_get_filename (ibfd), bfd_get_target (ibfd),
+ printf (_("copy from `%s' [%s] to `%s' [%s]\n"),
+ bfd_get_archive_filename (ibfd), bfd_get_target (ibfd),
bfd_get_filename (obfd), bfd_get_target (obfd));
if (set_start_set)
start = bfd_get_start_address (ibfd);
start += change_start;
- /* Neither the start address nor the flags
- need to be set for a core file. */
+ /* Neither the start address nor the flags
+ need to be set for a core file. */
if (bfd_get_format (obfd) != bfd_core)
{
+ flagword flags;
+
+ flags = bfd_get_file_flags (ibfd);
+ flags |= bfd_flags_to_set;
+ flags &= ~bfd_flags_to_clear;
+ flags &= bfd_applicable_file_flags (obfd);
+
if (!bfd_set_start_address (obfd, start)
- || !bfd_set_file_flags (obfd,
- (bfd_get_file_flags (ibfd)
- & bfd_applicable_file_flags (obfd))))
- RETURN_NONFATAL (bfd_get_filename (ibfd));
+ || !bfd_set_file_flags (obfd, flags))
+ {
+ bfd_nonfatal (bfd_get_archive_filename (ibfd));
+ return FALSE;
+ }
}
/* Copy architecture of input file to output file. */
- if (!bfd_set_arch_mach (obfd, bfd_get_arch (ibfd),
- bfd_get_mach (ibfd)))
- non_fatal (_("Warning: Output file cannot represent architecture %s"),
- bfd_printable_arch_mach (bfd_get_arch (ibfd),
- bfd_get_mach (ibfd)));
+ iarch = bfd_get_arch (ibfd);
+ imach = bfd_get_mach (ibfd);
+ if (!bfd_set_arch_mach (obfd, iarch, imach)
+ && (ibfd->target_defaulted
+ || bfd_get_arch (ibfd) != bfd_get_arch (obfd)))
+ {
+ if (bfd_get_arch (ibfd) == bfd_arch_unknown)
+ non_fatal (_("Unable to recognise the format of the input file `%s'"),
+ bfd_get_archive_filename (ibfd));
+ else
+ non_fatal (_("Warning: Output file cannot represent architecture `%s'"),
+ bfd_printable_arch_mach (bfd_get_arch (ibfd),
+ bfd_get_mach (ibfd)));
+ return FALSE;
+ }
if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
- RETURN_NONFATAL (bfd_get_filename (ibfd));
+ {
+ bfd_nonfatal (bfd_get_archive_filename (ibfd));
+ return FALSE;
+ }
if (isympp)
free (isympp);
if (osympp != isympp)
free (osympp);
+ isympp = NULL;
+ osympp = NULL;
+
+ symsize = bfd_get_symtab_upper_bound (ibfd);
+ if (symsize < 0)
+ {
+ bfd_nonfatal (bfd_get_archive_filename (ibfd));
+ return FALSE;
+ }
+
+ osympp = isympp = xmalloc (symsize);
+ symcount = bfd_canonicalize_symtab (ibfd, isympp);
+ if (symcount < 0)
+ {
+ bfd_nonfatal (bfd_get_filename (ibfd));
+ return FALSE;
+ }
+
/* BFD mandates that all output sections be created and sizes set before
any output is done. Thus, we traverse all sections multiple times. */
- bfd_map_over_sections (ibfd, setup_section, (void *) obfd);
+ bfd_map_over_sections (ibfd, setup_section, obfd);
+
+ setup_bfd_headers (ibfd, obfd);
if (add_sections != NULL)
{
for (padd = add_sections; padd != NULL; padd = padd->next)
{
- padd->section = bfd_make_section (obfd, padd->name);
- if (padd->section == NULL)
+ flagword flags;
+
+ pset = find_section_list (padd->name, FALSE);
+ if (pset != NULL)
+ pset->used = TRUE;
+
+ flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA;
+ if (pset != NULL && pset->set_flags)
+ flags = pset->flags | SEC_HAS_CONTENTS;
+
+ /* bfd_make_section_with_flags() does not return very helpful
+ error codes, so check for the most likely user error first. */
+ if (bfd_get_section_by_name (obfd, padd->name))
{
- non_fatal (_("can't create section `%s': %s"),
- padd->name, bfd_errmsg (bfd_get_error ()));
- status = 1;
- return;
+ non_fatal (_("can't add section '%s' - it already exists!"), padd->name);
+ return FALSE;
}
else
{
- flagword flags;
-
- if (! bfd_set_section_size (obfd, padd->section, padd->size))
- RETURN_NONFATAL (bfd_get_filename (obfd));
-
- pset = find_section_list (padd->name, false);
- if (pset != NULL)
- pset->used = true;
+ padd->section = bfd_make_section_with_flags (obfd, padd->name, flags);
+ if (padd->section == NULL)
+ {
+ non_fatal (_("can't create section `%s': %s"),
+ padd->name, bfd_errmsg (bfd_get_error ()));
+ return FALSE;
+ }
+ }
- if (pset != NULL && pset->set_flags)
- flags = pset->flags | SEC_HAS_CONTENTS;
- else
- flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA;
+ if (! bfd_set_section_size (obfd, padd->section, padd->size))
+ {
+ bfd_nonfatal (bfd_get_filename (obfd));
+ return FALSE;
+ }
- if (! bfd_set_section_flags (obfd, padd->section, flags))
- RETURN_NONFATAL (bfd_get_filename (obfd));
+ if (pset != NULL)
+ {
+ if (pset->change_vma != CHANGE_IGNORE)
+ if (! bfd_set_section_vma (obfd, padd->section,
+ pset->vma_val))
+ {
+ bfd_nonfatal (bfd_get_filename (obfd));
+ return FALSE;
+ }
- if (pset != NULL)
+ if (pset->change_lma != CHANGE_IGNORE)
{
- if (pset->change_vma != CHANGE_IGNORE)
- if (! bfd_set_section_vma (obfd, padd->section, pset->vma_val))
- RETURN_NONFATAL (bfd_get_filename (obfd));
+ padd->section->lma = pset->lma_val;
- if (pset->change_lma != CHANGE_IGNORE)
+ if (! bfd_set_section_alignment
+ (obfd, padd->section,
+ bfd_section_alignment (obfd, padd->section)))
{
- padd->section->lma = pset->lma_val;
-
- if (! bfd_set_section_alignment
- (obfd, padd->section,
- bfd_section_alignment (obfd, padd->section)))
- RETURN_NONFATAL (bfd_get_filename (obfd));
+ bfd_nonfatal (bfd_get_filename (obfd));
+ return FALSE;
}
}
}
}
}
+ if (gnu_debuglink_filename != NULL)
+ {
+ gnu_debuglink_section = bfd_create_gnu_debuglink_section
+ (obfd, gnu_debuglink_filename);
+
+ if (gnu_debuglink_section == NULL)
+ {
+ bfd_nonfatal (gnu_debuglink_filename);
+ return FALSE;
+ }
+
+ /* Special processing for PE format files. We
+ have no way to distinguish PE from COFF here. */
+ if (bfd_get_flavour (obfd) == bfd_target_coff_flavour)
+ {
+ bfd_vma debuglink_vma;
+ asection * highest_section;
+ asection * sec;
+
+ /* The PE spec requires that all sections be adjacent and sorted
+ in ascending order of VMA. It also specifies that debug
+ sections should be last. This is despite the fact that debug
+ sections are not loaded into memory and so in theory have no
+ use for a VMA.
+
+ This means that the debuglink section must be given a non-zero
+ VMA which makes it contiguous with other debug sections. So
+ walk the current section list, find the section with the
+ highest VMA and start the debuglink section after that one. */
+ for (sec = obfd->sections, highest_section = NULL;
+ sec != NULL;
+ sec = sec->next)
+ if (sec->vma > 0
+ && (highest_section == NULL
+ || sec->vma > highest_section->vma))
+ highest_section = sec;
+
+ if (highest_section)
+ debuglink_vma = BFD_ALIGN (highest_section->vma
+ + highest_section->size,
+ /* FIXME: We ought to be using
+ COFF_PAGE_SIZE here or maybe
+ bfd_get_section_alignment() (if it
+ was set) but since this is for PE
+ and we know the required alignment
+ it is easier just to hard code it. */
+ 0x1000);
+ else
+ /* Umm, not sure what to do in this case. */
+ debuglink_vma = 0x1000;
+
+ bfd_set_section_vma (obfd, gnu_debuglink_section, debuglink_vma);
+ }
+ }
+
+ if (bfd_count_sections (obfd) == 0)
+ {
+ non_fatal (_("there are no sections to be copied!"));
+ return FALSE;
+ }
+
if (gap_fill_set || pad_to_set)
{
asection **set;
We write out the gap contents below. */
c = bfd_count_sections (obfd);
- osections = (asection **) xmalloc (c * sizeof (asection *));
+ osections = xmalloc (c * sizeof (asection *));
set = osections;
- bfd_map_over_sections (obfd, get_sections, (void *) &set);
+ bfd_map_over_sections (obfd, get_sections, &set);
qsort (osections, c, sizeof (asection *), compare_section_lma);
- gaps = (bfd_size_type *) xmalloc (c * sizeof (bfd_size_type));
+ gaps = xmalloc (c * sizeof (bfd_size_type));
memset (gaps, 0, c * sizeof (bfd_size_type));
if (gap_fill_set)
size + (gap_stop - gap_start)))
{
non_fatal (_("Can't fill gap after %s: %s"),
- bfd_get_section_name (obfd, osections[i]),
- bfd_errmsg (bfd_get_error ()));
+ bfd_get_section_name (obfd, osections[i]),
+ bfd_errmsg (bfd_get_error ()));
status = 1;
break;
}
pad_to - lma))
{
non_fatal (_("Can't add padding to %s: %s"),
- bfd_get_section_name (obfd, osections[c - 1]),
- bfd_errmsg (bfd_get_error ()));
+ bfd_get_section_name (obfd, osections[c - 1]),
+ bfd_errmsg (bfd_get_error ()));
status = 1;
}
else
/* Symbol filtering must happen after the output sections
have been created, but before their contents are set. */
dhandle = NULL;
- symsize = bfd_get_symtab_upper_bound (ibfd);
- if (symsize < 0)
- RETURN_NONFATAL (bfd_get_filename (ibfd));
-
- osympp = isympp = (asymbol **) xmalloc (symsize);
- symcount = bfd_canonicalize_symtab (ibfd, isympp);
- if (symcount < 0)
- RETURN_NONFATAL (bfd_get_filename (ibfd));
-
if (convert_debugging)
dhandle = read_debugging_info (ibfd, isympp, symcount);
if (strip_symbols == STRIP_DEBUG
|| strip_symbols == STRIP_ALL
|| strip_symbols == STRIP_UNNEEDED
+ || strip_symbols == STRIP_NONDEBUG
|| discard_locals != LOCALS_UNDEF
+ || localize_hidden
|| strip_specific_list != NULL
|| keep_specific_list != NULL
|| localize_specific_list != NULL
+ || globalize_specific_list != NULL
|| keepglobal_specific_list != NULL
|| weaken_specific_list != NULL
+ || prefix_symbols_string
|| sections_removed
|| sections_copied
|| convert_debugging
if (strip_symbols != STRIP_ALL)
bfd_map_over_sections (ibfd,
mark_symbols_used_in_relocations,
- (PTR)isympp);
- osympp = (asymbol **) xmalloc ((symcount + 1) * sizeof (asymbol *));
+ isympp);
+ osympp = xmalloc ((symcount + 1) * sizeof (asymbol *));
symcount = filter_symbols (ibfd, obfd, osympp, isympp, symcount);
}
if (! write_debugging_info (obfd, dhandle, &symcount, &osympp))
{
status = 1;
- return;
+ return FALSE;
}
}
bfd_set_symtab (obfd, osympp, symcount);
/* This has to happen after the symbol table has been set. */
- bfd_map_over_sections (ibfd, copy_section, (void *) obfd);
+ bfd_map_over_sections (ibfd, copy_section, obfd);
if (add_sections != NULL)
{
for (padd = add_sections; padd != NULL; padd = padd->next)
{
- if (! bfd_set_section_contents (obfd, padd->section,
- (PTR) padd->contents,
- (file_ptr) 0,
- (bfd_size_type) padd->size))
- RETURN_NONFATAL (bfd_get_filename (obfd));
+ if (! bfd_set_section_contents (obfd, padd->section, padd->contents,
+ 0, padd->size))
+ {
+ bfd_nonfatal (bfd_get_filename (obfd));
+ return FALSE;
+ }
+ }
+ }
+
+ if (gnu_debuglink_filename != NULL)
+ {
+ if (! bfd_fill_in_gnu_debuglink_section
+ (obfd, gnu_debuglink_section, gnu_debuglink_filename))
+ {
+ bfd_nonfatal (gnu_debuglink_filename);
+ return FALSE;
}
}
/* Fill in the gaps. */
if (max_gap > 8192)
max_gap = 8192;
- buf = (bfd_byte *) xmalloc (max_gap);
- memset (buf, gap_fill, (size_t) max_gap);
+ buf = xmalloc (max_gap);
+ memset (buf, gap_fill, max_gap);
c = bfd_count_sections (obfd);
for (i = 0; i < c; i++)
if (! bfd_set_section_contents (obfd, osections[i], buf,
off, now))
- RETURN_NONFATAL (bfd_get_filename (obfd));
+ {
+ bfd_nonfatal (bfd_get_filename (obfd));
+ return FALSE;
+ }
left -= now;
off += now;
from the input BFD to the output BFD. This is done last to
permit the routine to look at the filtered symbol table, which is
important for the ECOFF code at least. */
- if (! bfd_copy_private_bfd_data (ibfd, obfd))
+ if (bfd_get_flavour (ibfd) == bfd_target_elf_flavour
+ && strip_symbols == STRIP_NONDEBUG)
+ /* Do not copy the private data when creating an ELF format
+ debug info file. We do not want the program headers. */
+ ;
+ else if (! bfd_copy_private_bfd_data (ibfd, obfd))
{
non_fatal (_("%s: error copying private BFD data: %s"),
bfd_get_filename (obfd),
bfd_errmsg (bfd_get_error ()));
- status = 1;
- return;
+ return FALSE;
}
/* Switch to the alternate machine code. We have to do this at the
the first section. */
if (use_alt_mach_code != 0)
{
- if (!bfd_alt_mach_code (obfd, use_alt_mach_code))
- non_fatal (_("unknown alternate machine code, ignored"));
+ if (! bfd_alt_mach_code (obfd, use_alt_mach_code))
+ {
+ non_fatal (_("this target does not support %lu alternative machine codes"),
+ use_alt_mach_code);
+ if (bfd_get_flavour (obfd) == bfd_target_elf_flavour)
+ {
+ non_fatal (_("treating that number as an absolute e_machine value instead"));
+ elf_elfheader (obfd)->e_machine = use_alt_mach_code;
+ }
+ else
+ non_fatal (_("ignoring the alternative value"));
+ }
}
+
+ return TRUE;
}
/* Read each archive element in turn from IBFD, copy the
- contents to temp file, and keep the temp file handle. */
+ contents to temp file, and keep the temp file handle.
+ If 'force_output_target' is TRUE then make sure that
+ all elements in the new archive are of the type
+ 'output_target'. */
static void
-copy_archive (ibfd, obfd, output_target)
- bfd *ibfd;
- bfd *obfd;
- const char *output_target;
+copy_archive (bfd *ibfd, bfd *obfd, const char *output_target,
+ bfd_boolean force_output_target)
{
struct name_list
{
struct name_list *next;
- char *name;
+ const char *name;
bfd *obfd;
} *list, *l;
bfd **ptr = &obfd->archive_head;
bfd *this_element;
- char *dir = make_tempname (bfd_get_filename (obfd));
+ char * dir;
/* Make a temp directory to hold the contents. */
-#if defined (_WIN32) && !defined (__CYGWIN32__)
- if (mkdir (dir) != 0)
-#else
- if (mkdir (dir, 0700) != 0)
-#endif
- {
- fatal (_("cannot mkdir %s for archive copying (error: %s)"),
- dir, strerror (errno));
- }
+ dir = make_tempdir (bfd_get_filename (obfd));
+ if (dir == NULL)
+ fatal (_("cannot create tempdir for archive copying (error: %s)"),
+ strerror (errno));
+
obfd->has_armap = ibfd->has_armap;
list = NULL;
if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
RETURN_NONFATAL (bfd_get_filename (obfd));
- while (!status && this_element != (bfd *) NULL)
+ while (!status && this_element != NULL)
{
- /* Create an output file for this member. */
- char *output_name = concat (dir, "/", bfd_get_filename (this_element),
- (char *) NULL);
- bfd *output_bfd = bfd_openw (output_name, output_target);
+ char *output_name;
+ bfd *output_bfd;
bfd *last_element;
struct stat buf;
int stat_status = 0;
+ bfd_boolean delete = TRUE;
+
+ /* Create an output file for this member. */
+ output_name = concat (dir, "/",
+ bfd_get_filename (this_element), (char *) 0);
+
+ /* If the file already exists, make another temp dir. */
+ if (stat (output_name, &buf) >= 0)
+ {
+ output_name = make_tempdir (output_name);
+ if (output_name == NULL)
+ fatal (_("cannot create tempdir for archive copying (error: %s)"),
+ strerror (errno));
+
+ l = xmalloc (sizeof (struct name_list));
+ l->name = output_name;
+ l->next = list;
+ l->obfd = NULL;
+ list = l;
+ output_name = concat (output_name, "/",
+ bfd_get_filename (this_element), (char *) 0);
+ }
if (preserve_dates)
{
bfd_get_filename (this_element));
}
- l = (struct name_list *) xmalloc (sizeof (struct name_list));
+ l = xmalloc (sizeof (struct name_list));
l->name = output_name;
l->next = list;
+ l->obfd = NULL;
list = l;
- if (output_bfd == (bfd *) NULL)
- RETURN_NONFATAL (output_name);
+ if (bfd_check_format (this_element, bfd_object))
+ {
+ /* PR binutils/3110: Cope with archives
+ containing multiple target types. */
+ if (force_output_target)
+ output_bfd = bfd_openw (output_name, output_target);
+ else
+ output_bfd = bfd_openw (output_name, bfd_get_target (this_element));
+
+ if (output_bfd == NULL)
+ RETURN_NONFATAL (output_name);
+
+ delete = ! copy_object (this_element, output_bfd);
+
+ if (! delete
+ || bfd_get_arch (this_element) != bfd_arch_unknown)
+ {
+ if (!bfd_close (output_bfd))
+ {
+ bfd_nonfatal (bfd_get_filename (output_bfd));
+ /* Error in new object file. Don't change archive. */
+ status = 1;
+ }
+ }
+ else
+ goto copy_unknown_element;
+ }
+ else
+ {
+ non_fatal (_("Unable to recognise the format of the input file `%s'"),
+ bfd_get_archive_filename (this_element));
- if (bfd_check_format (this_element, bfd_object) == true)
- copy_object (this_element, output_bfd);
+ output_bfd = bfd_openw (output_name, output_target);
+copy_unknown_element:
+ delete = !copy_unknown_object (this_element, output_bfd);
+ if (!bfd_close_all_done (output_bfd))
+ {
+ bfd_nonfatal (bfd_get_filename (output_bfd));
+ /* Error in new object file. Don't change archive. */
+ status = 1;
+ }
+ }
- if (!bfd_close (output_bfd))
+ if (delete)
{
- bfd_nonfatal (bfd_get_filename (output_bfd));
- /* Error in new object file. Don't change archive. */
+ unlink (output_name);
status = 1;
}
+ else
+ {
+ if (preserve_dates && stat_status == 0)
+ set_times (output_name, &buf);
- if (preserve_dates && stat_status == 0)
- set_times (output_name, &buf);
-
- /* Open the newly output file and attach to our list. */
- output_bfd = bfd_openr (output_name, output_target);
+ /* Open the newly output file and attach to our list. */
+ output_bfd = bfd_openr (output_name, output_target);
- l->obfd = output_bfd;
+ l->obfd = output_bfd;
- *ptr = output_bfd;
- ptr = &output_bfd->next;
+ *ptr = output_bfd;
+ ptr = &output_bfd->next;
- last_element = this_element;
+ last_element = this_element;
- this_element = bfd_openr_next_archived_file (ibfd, last_element);
+ this_element = bfd_openr_next_archived_file (ibfd, last_element);
- bfd_close (last_element);
+ bfd_close (last_element);
+ }
}
- *ptr = (bfd *) NULL;
+ *ptr = NULL;
if (!bfd_close (obfd))
RETURN_NONFATAL (bfd_get_filename (obfd));
/* Delete all the files that we opened. */
for (l = list; l != NULL; l = l->next)
{
- bfd_close (l->obfd);
- unlink (l->name);
+ if (l->obfd == NULL)
+ rmdir (l->name);
+ else
+ {
+ bfd_close (l->obfd);
+ unlink (l->name);
+ }
}
rmdir (dir);
}
/* The top-level control. */
static void
-copy_file (input_filename, output_filename, input_target, output_target)
- const char *input_filename;
- const char *output_filename;
- const char *input_target;
- const char *output_target;
+copy_file (const char *input_filename, const char *output_filename,
+ const char *input_target, const char *output_target)
{
bfd *ibfd;
- char **matching;
+ char **obj_matching;
+ char **core_matching;
+
+ if (get_file_size (input_filename) < 1)
+ {
+ status = 1;
+ return;
+ }
/* To allow us to do "strip *" without dying on the first
non-object file, failures are nonfatal. */
if (bfd_check_format (ibfd, bfd_archive))
{
+ bfd_boolean force_output_target;
bfd *obfd;
/* bfd_get_target does not return the correct value until
bfd_check_format succeeds. */
if (output_target == NULL)
- output_target = bfd_get_target (ibfd);
+ {
+ output_target = bfd_get_target (ibfd);
+ force_output_target = FALSE;
+ }
+ else
+ force_output_target = TRUE;
obfd = bfd_openw (output_filename, output_target);
if (obfd == NULL)
RETURN_NONFATAL (output_filename);
- copy_archive (ibfd, obfd, output_target);
+ copy_archive (ibfd, obfd, output_target, force_output_target);
}
- else if (bfd_check_format_matches (ibfd, bfd_object, &matching)
- || bfd_check_format_matches (ibfd, bfd_core, &matching))
+ else if (bfd_check_format_matches (ibfd, bfd_object, &obj_matching))
{
bfd *obfd;
+ do_copy:
/* bfd_get_target does not return the correct value until
bfd_check_format succeeds. */
if (obfd == NULL)
RETURN_NONFATAL (output_filename);
- copy_object (ibfd, obfd);
+ if (! copy_object (ibfd, obfd))
+ status = 1;
if (!bfd_close (obfd))
RETURN_NONFATAL (output_filename);
if (!bfd_close (ibfd))
RETURN_NONFATAL (input_filename);
+
}
else
{
+ bfd_error_type obj_error = bfd_get_error ();
+ bfd_error_type core_error;
+
+ if (bfd_check_format_matches (ibfd, bfd_core, &core_matching))
+ {
+ /* This probably can't happen.. */
+ if (obj_error == bfd_error_file_ambiguously_recognized)
+ free (obj_matching);
+ goto do_copy;
+ }
+
+ core_error = bfd_get_error ();
+ /* Report the object error in preference to the core error. */
+ if (obj_error != core_error)
+ bfd_set_error (obj_error);
+
bfd_nonfatal (input_filename);
- if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
+ if (obj_error == bfd_error_file_ambiguously_recognized)
+ {
+ list_matching_formats (obj_matching);
+ free (obj_matching);
+ }
+ if (core_error == bfd_error_file_ambiguously_recognized)
{
- list_matching_formats (matching);
- free (matching);
+ list_matching_formats (core_matching);
+ free (core_matching);
}
status = 1;
/* Add a name to the section renaming list. */
static void
-add_section_rename (old_name, new_name, flags)
- const char * old_name;
- const char * new_name;
- flagword flags;
+add_section_rename (const char * old_name, const char * new_name,
+ flagword flags)
{
section_rename * rename;
if (strcmp (rename->new_name, new_name) == 0
&& rename->flags == flags)
return;
-
+
fatal (_("Multiple renames of section %s"), old_name);
}
- rename = (section_rename *) xmalloc (sizeof (* rename));
+ rename = xmalloc (sizeof (* rename));
rename->old_name = old_name;
rename->new_name = new_name;
rename->flags = flags;
rename->next = section_rename_list;
-
+
section_rename_list = rename;
}
Also set RETURNED_FLAGS to the flags to be used for this section. */
static const char *
-find_section_rename (ibfd, isection, returned_flags)
- bfd * ibfd ATTRIBUTE_UNUSED;
- sec_ptr isection;
- flagword * returned_flags;
+find_section_rename (bfd * ibfd ATTRIBUTE_UNUSED, sec_ptr isection,
+ flagword * returned_flags)
{
const char * old_name = bfd_section_name (ibfd, isection);
section_rename * rename;
return old_name;
}
+/* Once each of the sections is copied, we may still need to do some
+ finalization work for private section headers. Do that here. */
+
+static void
+setup_bfd_headers (bfd *ibfd, bfd *obfd)
+{
+ const char *err;
+
+ /* Allow the BFD backend to copy any private data it understands
+ from the input section to the output section. */
+ if (! bfd_copy_private_header_data (ibfd, obfd))
+ {
+ err = _("private header data");
+ goto loser;
+ }
+
+ /* All went well. */
+ return;
+
+loser:
+ non_fatal (_("%s: error in %s: %s"),
+ bfd_get_filename (ibfd),
+ err, bfd_errmsg (bfd_get_error ()));
+ status = 1;
+}
+
/* Create a section in OBFD with the same
name and attributes as ISECTION in IBFD. */
static void
-setup_section (ibfd, isection, obfdarg)
- bfd *ibfd;
- sec_ptr isection;
- PTR obfdarg;
+setup_section (bfd *ibfd, sec_ptr isection, void *obfdarg)
{
- bfd *obfd = (bfd *) obfdarg;
+ bfd *obfd = obfdarg;
struct section_list *p;
sec_ptr osection;
bfd_size_type size;
flagword flags;
const char *err;
const char * name;
-
- if ((bfd_get_section_flags (ibfd, isection) & SEC_DEBUGGING) != 0
- && (strip_symbols == STRIP_DEBUG
- || strip_symbols == STRIP_UNNEEDED
- || strip_symbols == STRIP_ALL
- || discard_locals == LOCALS_ALL
- || convert_debugging))
+ char *prefix = NULL;
+
+ if (is_strip_section (ibfd, isection))
return;
- p = find_section_list (bfd_section_name (ibfd, isection), false);
+ p = find_section_list (bfd_section_name (ibfd, isection), FALSE);
if (p != NULL)
- p->used = true;
-
- if (sections_removed && p != NULL && p->remove)
- return;
- if (sections_copied && (p == NULL || ! p->copy))
- return;
+ p->used = TRUE;
/* Get the, possibly new, name of the output section. */
name = find_section_rename (ibfd, isection, & flags);
-
- osection = bfd_make_section_anyway (obfd, name);
+
+ /* Prefix sections. */
+ if ((prefix_alloc_sections_string)
+ && (bfd_get_section_flags (ibfd, isection) & SEC_ALLOC))
+ prefix = prefix_alloc_sections_string;
+ else if (prefix_sections_string)
+ prefix = prefix_sections_string;
+
+ if (prefix)
+ {
+ char *n;
+
+ n = xmalloc (strlen (prefix) + strlen (name) + 1);
+ strcpy (n, prefix);
+ strcat (n, name);
+ name = n;
+ }
+
+ if (p != NULL && p->set_flags)
+ flags = p->flags | (flags & (SEC_HAS_CONTENTS | SEC_RELOC));
+ else if (strip_symbols == STRIP_NONDEBUG && (flags & SEC_ALLOC) != 0)
+ flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD);
+
+ osection = bfd_make_section_anyway_with_flags (obfd, name, flags);
if (osection == NULL)
{
goto loser;
}
+ if (strip_symbols == STRIP_NONDEBUG
+ && obfd->xvec->flavour == bfd_target_elf_flavour
+ && (flags & SEC_ALLOC) != 0
+ && (p == NULL || !p->set_flags))
+ elf_section_type (osection) = SHT_NOBITS;
+
size = bfd_section_size (ibfd, isection);
if (copy_byte >= 0)
size = (size + interleave - 1) / interleave;
/* FIXME: This is probably not enough. If we change the LMA we
may have to recompute the header for the file as well. */
- if (bfd_set_section_alignment (obfd,
- osection,
- bfd_section_alignment (ibfd, isection))
- == false)
+ if (!bfd_set_section_alignment (obfd,
+ osection,
+ bfd_section_alignment (ibfd, isection)))
{
err = _("alignment");
goto loser;
}
- if (p != NULL && p->set_flags)
- flags = p->flags | (flags & (SEC_HAS_CONTENTS | SEC_RELOC));
- if (!bfd_set_section_flags (obfd, osection, flags))
- {
- err = _("flags");
- goto loser;
- }
-
/* Copy merge entity size. */
osection->entsize = isection->entsize;
/* Allow the BFD backend to copy any private data it understands
from the input section to the output section. */
- if (!bfd_copy_private_section_data (ibfd, isection, obfd, osection))
+ if (bfd_get_flavour (ibfd) == bfd_target_elf_flavour
+ && strip_symbols == STRIP_NONDEBUG)
+ /* Do not copy the private data when creating an ELF format
+ debug info file. We do not want the program headers. */
+ ;
+ else if (!bfd_copy_private_section_data (ibfd, isection, obfd, osection))
{
err = _("private data");
goto loser;
}
+ else if ((isection->flags & SEC_GROUP) != 0)
+ {
+ asymbol *gsym = group_signature (isection);
+
+ if (gsym != NULL)
+ gsym->flags |= BSF_KEEP;
+ }
/* All went well. */
return;
If stripping then don't copy any relocation info. */
static void
-copy_section (ibfd, isection, obfdarg)
- bfd *ibfd;
- sec_ptr isection;
- PTR obfdarg;
+copy_section (bfd *ibfd, sec_ptr isection, void *obfdarg)
{
- bfd *obfd = (bfd *) obfdarg;
+ bfd *obfd = obfdarg;
struct section_list *p;
arelent **relpp;
long relcount;
sec_ptr osection;
bfd_size_type size;
long relsize;
+ flagword flags;
/* If we have already failed earlier on,
do not keep on generating complaints now. */
if (status != 0)
return;
- if ((bfd_get_section_flags (ibfd, isection) & SEC_DEBUGGING) != 0
- && (strip_symbols == STRIP_DEBUG
- || strip_symbols == STRIP_UNNEEDED
- || strip_symbols == STRIP_ALL
- || discard_locals == LOCALS_ALL
- || convert_debugging))
+ if (is_strip_section (ibfd, isection))
return;
- p = find_section_list (bfd_section_name (ibfd, isection), false);
-
- if (sections_removed && p != NULL && p->remove)
- return;
- if (sections_copied && (p == NULL || ! p->copy))
+ flags = bfd_get_section_flags (ibfd, isection);
+ if ((flags & SEC_GROUP) != 0)
return;
osection = isection->output_section;
- size = bfd_get_section_size_before_reloc (isection);
+ size = bfd_get_section_size (isection);
if (size == 0 || osection == 0)
return;
- /* Core files do not need to be relocated. */
+ p = find_section_list (bfd_get_section_name (ibfd, isection), FALSE);
+
+ /* Core files do not need to be relocated. */
if (bfd_get_format (obfd) == bfd_core)
relsize = 0;
else
- relsize = bfd_get_reloc_upper_bound (ibfd, isection);
+ {
+ relsize = bfd_get_reloc_upper_bound (ibfd, isection);
- if (relsize < 0)
- RETURN_NONFATAL (bfd_get_filename (ibfd));
+ if (relsize < 0)
+ {
+ /* Do not complain if the target does not support relocations. */
+ if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation)
+ relsize = 0;
+ else
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
+ }
+ }
if (relsize == 0)
- bfd_set_reloc (obfd, osection, (arelent **) NULL, 0);
+ bfd_set_reloc (obfd, osection, NULL, 0);
else
{
- relpp = (arelent **) xmalloc (relsize);
+ relpp = xmalloc (relsize);
relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp);
if (relcount < 0)
RETURN_NONFATAL (bfd_get_filename (ibfd));
if (strip_symbols == STRIP_ALL)
{
/* Remove relocations which are not in
- keep_strip_specific_list. */
+ keep_strip_specific_list. */
arelent **temp_relpp;
long temp_relcount = 0;
long i;
- temp_relpp = (arelent **) xmalloc (relsize);
+ temp_relpp = xmalloc (relsize);
for (i = 0; i < relcount; i++)
- if (is_specified_symbol
- (bfd_asymbol_name (*relpp [i]->sym_ptr_ptr),
- keep_specific_list))
+ if (is_specified_symbol (bfd_asymbol_name (*relpp[i]->sym_ptr_ptr),
+ keep_specific_list))
temp_relpp [temp_relcount++] = relpp [i];
relcount = temp_relcount;
free (relpp);
relpp = temp_relpp;
}
- bfd_set_reloc (obfd, osection,
- (relcount == 0 ? (arelent **) NULL : relpp), relcount);
+ bfd_set_reloc (obfd, osection, relcount == 0 ? NULL : relpp, relcount);
+ if (relcount == 0)
+ free (relpp);
}
- isection->_cooked_size = isection->_raw_size;
- isection->reloc_done = true;
-
- if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS
+ if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS
&& bfd_get_section_flags (obfd, osection) & SEC_HAS_CONTENTS)
{
- PTR memhunk = (PTR) xmalloc ((unsigned) size);
+ void *memhunk = xmalloc (size);
- if (!bfd_get_section_contents (ibfd, isection, memhunk, (file_ptr) 0,
- size))
+ if (!bfd_get_section_contents (ibfd, isection, memhunk, 0, size))
RETURN_NONFATAL (bfd_get_filename (ibfd));
if (copy_byte >= 0)
- filter_bytes (memhunk, &size);
+ {
+ /* Keep only every `copy_byte'th byte in MEMHUNK. */
+ char *from = (char *) memhunk + copy_byte;
+ char *to = memhunk;
+ char *end = (char *) memhunk + size;
+
+ for (; from < end; from += interleave)
+ *to++ = *from;
+
+ size = (size + interleave - 1 - copy_byte) / interleave;
+ osection->lma /= interleave;
+ }
- if (!bfd_set_section_contents (obfd, osection, memhunk, (file_ptr) 0,
- size))
+ if (!bfd_set_section_contents (obfd, osection, memhunk, 0, size))
RETURN_NONFATAL (bfd_get_filename (obfd));
free (memhunk);
}
else if (p != NULL && p->set_flags && (p->flags & SEC_HAS_CONTENTS) != 0)
{
- PTR memhunk = (PTR) xmalloc ((unsigned) size);
+ void *memhunk = xmalloc (size);
/* We don't permit the user to turn off the SEC_HAS_CONTENTS
flag--they can just remove the section entirely and add it
contents should be zeroed out. */
memset (memhunk, 0, size);
- if (! bfd_set_section_contents (obfd, osection, memhunk, (file_ptr) 0,
- size))
+ if (! bfd_set_section_contents (obfd, osection, memhunk, 0, size))
RETURN_NONFATAL (bfd_get_filename (obfd));
free (memhunk);
}
used. */
static void
-get_sections (obfd, osection, secppparg)
- bfd *obfd ATTRIBUTE_UNUSED;
- asection *osection;
- PTR secppparg;
+get_sections (bfd *obfd ATTRIBUTE_UNUSED, asection *osection, void *secppparg)
{
- asection ***secppp = (asection ***) secppparg;
+ asection ***secppp = secppparg;
**secppp = osection;
++(*secppp);
sections to the front, where they are easier to ignore. */
static int
-compare_section_lma (arg1, arg2)
- const PTR arg1;
- const PTR arg2;
+compare_section_lma (const void *arg1, const void *arg2)
{
- const asection **sec1 = (const asection **) arg1;
- const asection **sec2 = (const asection **) arg2;
+ const asection *const *sec1 = arg1;
+ const asection *const *sec2 = arg2;
flagword flags1, flags2;
/* Sort non loadable sections to the front. */
return -1;
/* Sort sections with the same LMA by size. */
- if ((*sec1)->_raw_size > (*sec2)->_raw_size)
+ if (bfd_get_section_size (*sec1) > bfd_get_section_size (*sec2))
return 1;
- else if ((*sec1)->_raw_size < (*sec2)->_raw_size)
+ else if (bfd_get_section_size (*sec1) < bfd_get_section_size (*sec2))
return -1;
return 0;
Ignore relocations which will not appear in the output file. */
static void
-mark_symbols_used_in_relocations (ibfd, isection, symbolsarg)
- bfd *ibfd;
- sec_ptr isection;
- PTR symbolsarg;
+mark_symbols_used_in_relocations (bfd *ibfd, sec_ptr isection, void *symbolsarg)
{
- asymbol **symbols = (asymbol **) symbolsarg;
+ asymbol **symbols = symbolsarg;
long relsize;
arelent **relpp;
long relcount, i;
relsize = bfd_get_reloc_upper_bound (ibfd, isection);
if (relsize < 0)
- bfd_fatal (bfd_get_filename (ibfd));
+ {
+ /* Do not complain if the target does not support relocations. */
+ if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation)
+ return;
+ bfd_fatal (bfd_get_filename (ibfd));
+ }
if (relsize == 0)
return;
- relpp = (arelent **) xmalloc (relsize);
+ relpp = xmalloc (relsize);
relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, symbols);
if (relcount < 0)
bfd_fatal (bfd_get_filename (ibfd));
/* Write out debugging information. */
-static boolean
-write_debugging_info (obfd, dhandle, symcountp, symppp)
- bfd *obfd;
- PTR dhandle;
- long *symcountp ATTRIBUTE_UNUSED;
- asymbol ***symppp ATTRIBUTE_UNUSED;
+static bfd_boolean
+write_debugging_info (bfd *obfd, void *dhandle,
+ long *symcountp ATTRIBUTE_UNUSED,
+ asymbol ***symppp ATTRIBUTE_UNUSED)
{
if (bfd_get_flavour (obfd) == bfd_target_ieee_flavour)
return write_ieee_debugging_info (obfd, dhandle);
bfd_byte *syms, *strings;
bfd_size_type symsize, stringsize;
asection *stabsec, *stabstrsec;
+ flagword flags;
if (! write_stabs_in_sections_debugging_info (obfd, dhandle, &syms,
&symsize, &strings,
&stringsize))
- return false;
+ return FALSE;
- stabsec = bfd_make_section (obfd, ".stab");
- stabstrsec = bfd_make_section (obfd, ".stabstr");
+ flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DEBUGGING;
+ stabsec = bfd_make_section_with_flags (obfd, ".stab", flags);
+ stabstrsec = bfd_make_section_with_flags (obfd, ".stabstr", flags);
if (stabsec == NULL
|| stabstrsec == NULL
|| ! bfd_set_section_size (obfd, stabsec, symsize)
|| ! bfd_set_section_size (obfd, stabstrsec, stringsize)
|| ! bfd_set_section_alignment (obfd, stabsec, 2)
- || ! bfd_set_section_alignment (obfd, stabstrsec, 0)
- || ! bfd_set_section_flags (obfd, stabsec,
- (SEC_HAS_CONTENTS
- | SEC_READONLY
- | SEC_DEBUGGING))
- || ! bfd_set_section_flags (obfd, stabstrsec,
- (SEC_HAS_CONTENTS
- | SEC_READONLY
- | SEC_DEBUGGING)))
+ || ! bfd_set_section_alignment (obfd, stabstrsec, 0))
{
non_fatal (_("%s: can't create debugging section: %s"),
bfd_get_filename (obfd),
bfd_errmsg (bfd_get_error ()));
- return false;
+ return FALSE;
}
/* We can get away with setting the section contents now because
the next thing the caller is going to do is copy over the
real sections. We may someday have to split the contents
setting out of this function. */
- if (! bfd_set_section_contents (obfd, stabsec, syms, (file_ptr) 0,
- symsize)
- || ! bfd_set_section_contents (obfd, stabstrsec, strings,
- (file_ptr) 0, stringsize))
+ if (! bfd_set_section_contents (obfd, stabsec, syms, 0, symsize)
+ || ! bfd_set_section_contents (obfd, stabstrsec, strings, 0,
+ stringsize))
{
non_fatal (_("%s: can't set debugging section contents: %s"),
bfd_get_filename (obfd),
bfd_errmsg (bfd_get_error ()));
- return false;
+ return FALSE;
}
- return true;
+ return TRUE;
}
non_fatal (_("%s: don't know how to write debugging information for %s"),
bfd_get_filename (obfd), bfd_get_target (obfd));
- return false;
+ return FALSE;
}
static int
-strip_main (argc, argv)
- int argc;
- char *argv[];
+strip_main (int argc, char *argv[])
{
- char *input_target = NULL, *output_target = NULL;
- boolean show_version = false;
- int c, i;
+ char *input_target = NULL;
+ char *output_target = NULL;
+ bfd_boolean show_version = FALSE;
+ bfd_boolean formats_info = FALSE;
+ int c;
+ int i;
struct section_list *p;
char *output_file = NULL;
- while ((c = getopt_long (argc, argv, "I:O:F:K:N:R:o:sSpdgxXVv",
+ while ((c = getopt_long (argc, argv, "I:O:F:K:N:R:o:sSpdgxXHhVvw",
strip_options, (int *) 0)) != EOF)
{
switch (c)
input_target = output_target = optarg;
break;
case 'R':
- p = find_section_list (optarg, true);
- p->remove = true;
- sections_removed = true;
+ p = find_section_list (optarg, TRUE);
+ p->remove = TRUE;
+ sections_removed = TRUE;
break;
case 's':
strip_symbols = STRIP_ALL;
output_file = optarg;
break;
case 'p':
- preserve_dates = true;
+ preserve_dates = TRUE;
break;
case 'x':
discard_locals = LOCALS_ALL;
discard_locals = LOCALS_START_L;
break;
case 'v':
- verbose = true;
+ verbose = TRUE;
break;
case 'V':
- show_version = true;
+ show_version = TRUE;
+ break;
+ case OPTION_FORMATS_INFO:
+ formats_info = TRUE;
+ break;
+ case OPTION_ONLY_KEEP_DEBUG:
+ strip_symbols = STRIP_NONDEBUG;
+ break;
+ case OPTION_KEEP_FILE_SYMBOLS:
+ keep_file_symbols = 1;
break;
case 0:
/* We've been given a long option. */
break;
+ case 'w':
+ wildcard = TRUE;
+ break;
+ case 'H':
case 'h':
strip_usage (stdout, 0);
default:
}
}
+ if (formats_info)
+ {
+ display_info ();
+ return 0;
+ }
+
if (show_version)
print_version ("strip");
&& strip_specific_list == NULL)
strip_symbols = STRIP_ALL;
- if (output_target == (char *) NULL)
+ if (output_target == NULL)
output_target = input_target;
i = optind;
struct stat statbuf;
char *tmpname;
- if (preserve_dates)
+ if (get_file_size (argv[i]) < 1)
{
- if (stat (argv[i], &statbuf) < 0)
- {
- non_fatal (_("%s: cannot stat: %s"), argv[i], strerror (errno));
- continue;
- }
+ status = 1;
+ continue;
}
+ if (preserve_dates)
+ /* No need to check the return value of stat().
+ It has already been checked in get_file_size(). */
+ stat (argv[i], &statbuf);
+
if (output_file != NULL)
tmpname = output_file;
else
tmpname = make_tempname (argv[i]);
- status = 0;
+ if (tmpname == NULL)
+ {
+ non_fatal (_("could not create temporary file to hold stripped copy of '%s'"),
+ argv[i]);
+ status = 1;
+ continue;
+ }
+
+ status = 0;
copy_file (argv[i], tmpname, input_target, output_target);
if (status == 0)
{
status = hold_status;
}
else
- unlink (tmpname);
+ unlink_if_ordinary (tmpname);
if (output_file == NULL)
free (tmpname);
}
- return 0;
+ return status;
}
static int
-copy_main (argc, argv)
- int argc;
- char *argv[];
+copy_main (int argc, char *argv[])
{
char * binary_architecture = NULL;
- char *input_filename = NULL, *output_filename = NULL;
- char *input_target = NULL, *output_target = NULL;
- boolean show_version = false;
- boolean change_warn = true;
+ char *input_filename = NULL;
+ char *output_filename = NULL;
+ char *input_target = NULL;
+ char *output_target = NULL;
+ bfd_boolean show_version = FALSE;
+ bfd_boolean change_warn = TRUE;
+ bfd_boolean formats_info = FALSE;
int c;
struct section_list *p;
struct stat statbuf;
- while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:G:R:SpgxXVvW:",
+ while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:G:R:SpgxXHhVvW:w",
copy_options, (int *) 0)) != EOF)
{
switch (c)
fatal (_("byte number must be non-negative"));
break;
- case 'B':
- binary_architecture = optarg;
- break;
+ case 'B':
+ binary_architecture = optarg;
+ break;
case 'i':
interleave = atoi (optarg);
break;
case 'j':
- p = find_section_list (optarg, true);
+ p = find_section_list (optarg, TRUE);
if (p->remove)
fatal (_("%s both copied and removed"), optarg);
- p->copy = true;
- sections_copied = true;
+ p->copy = TRUE;
+ sections_copied = TRUE;
break;
case 'R':
- p = find_section_list (optarg, true);
+ p = find_section_list (optarg, TRUE);
if (p->copy)
fatal (_("%s both copied and removed"), optarg);
- p->remove = true;
- sections_removed = true;
+ p->remove = TRUE;
+ sections_removed = TRUE;
break;
case 'S':
strip_symbols = STRIP_UNNEEDED;
break;
+ case OPTION_ONLY_KEEP_DEBUG:
+ strip_symbols = STRIP_NONDEBUG;
+ break;
+
+ case OPTION_KEEP_FILE_SYMBOLS:
+ keep_file_symbols = 1;
+ break;
+
+ case OPTION_ADD_GNU_DEBUGLINK:
+ gnu_debuglink_filename = optarg;
+ break;
+
case 'K':
add_specific_symbol (optarg, &keep_specific_list);
break;
add_specific_symbol (optarg, &strip_specific_list);
break;
+ case OPTION_STRIP_UNNEEDED_SYMBOL:
+ add_specific_symbol (optarg, &strip_unneeded_list);
+ break;
+
case 'L':
add_specific_symbol (optarg, &localize_specific_list);
break;
+ case OPTION_GLOBALIZE_SYMBOL:
+ add_specific_symbol (optarg, &globalize_specific_list);
+ break;
+
case 'G':
add_specific_symbol (optarg, &keepglobal_specific_list);
break;
break;
case 'p':
- preserve_dates = true;
+ preserve_dates = TRUE;
+ break;
+
+ case 'w':
+ wildcard = TRUE;
break;
case 'x':
break;
case 'v':
- verbose = true;
+ verbose = TRUE;
break;
case 'V':
- show_version = true;
+ show_version = TRUE;
+ break;
+
+ case OPTION_FORMATS_INFO:
+ formats_info = TRUE;
break;
case OPTION_WEAKEN:
- weaken = true;
+ weaken = TRUE;
break;
case OPTION_ADD_SECTION:
{
const char *s;
- struct stat st;
+ off_t size;
struct section_add *pa;
int len;
char *name;
if (s == NULL)
fatal (_("bad format for %s"), "--add-section");
- if (stat (s + 1, & st) < 0)
- fatal (_("cannot stat: %s: %s"), s + 1, strerror (errno));
+ size = get_file_size (s + 1);
+ if (size < 1)
+ {
+ status = 1;
+ break;
+ }
- pa = (struct section_add *) xmalloc (sizeof (struct section_add));
+ pa = xmalloc (sizeof (struct section_add));
len = s - optarg;
- name = (char *) xmalloc (len + 1);
+ name = xmalloc (len + 1);
strncpy (name, optarg, len);
name[len] = '\0';
pa->name = name;
pa->filename = s + 1;
+ pa->size = size;
+ pa->contents = xmalloc (size);
- pa->size = st.st_size;
-
- pa->contents = (bfd_byte *) xmalloc (pa->size);
f = fopen (pa->filename, FOPEN_RB);
if (f == NULL)
- fatal (_("cannot open: %s: %s"), pa->filename, strerror (errno));
+ fatal (_("cannot open: %s: %s"),
+ pa->filename, strerror (errno));
if (fread (pa->contents, 1, pa->size, f) == 0
|| ferror (f))
}
len = s - optarg;
- name = (char *) xmalloc (len + 1);
+ name = xmalloc (len + 1);
strncpy (name, optarg, len);
name[len] = '\0';
- p = find_section_list (name, true);
+ p = find_section_list (name, TRUE);
val = parse_vma (s + 1, option);
break;
case OPTION_CHANGE_WARNINGS:
- change_warn = true;
+ change_warn = TRUE;
break;
case OPTION_CHANGE_LEADING_CHAR:
- change_leading_char = true;
+ change_leading_char = TRUE;
break;
case OPTION_DEBUGGING:
- convert_debugging = true;
+ convert_debugging = TRUE;
break;
case OPTION_GAP_FILL:
non_fatal (_("Warning: truncating gap-fill from 0x%s to 0x%x"),
buff, gap_fill);
}
- gap_fill_set = true;
+ gap_fill_set = TRUE;
}
break;
case OPTION_NO_CHANGE_WARNINGS:
- change_warn = false;
+ change_warn = FALSE;
break;
case OPTION_PAD_TO:
pad_to = parse_vma (optarg, "--pad-to");
- pad_to_set = true;
+ pad_to_set = TRUE;
break;
case OPTION_REMOVE_LEADING_CHAR:
- remove_leading_char = true;
+ remove_leading_char = TRUE;
break;
case OPTION_REDEFINE_SYM:
fatal (_("bad format for %s"), "--redefine-sym");
len = s - optarg;
- source = (char *) xmalloc (len + 1);
+ source = xmalloc (len + 1);
strncpy (source, optarg, len);
source[len] = '\0';
nextarg = s + 1;
len = strlen (nextarg);
- target = (char *) xmalloc (len + 1);
+ target = xmalloc (len + 1);
strcpy (target, nextarg);
- redefine_list_append (source, target);
+ redefine_list_append ("--redefine-sym", source, target);
free (source);
free (target);
}
break;
+ case OPTION_REDEFINE_SYMS:
+ add_redefine_syms_file (optarg);
+ break;
+
case OPTION_SET_SECTION_FLAGS:
{
const char *s;
fatal (_("bad format for %s"), "--set-section-flags");
len = s - optarg;
- name = (char *) xmalloc (len + 1);
+ name = xmalloc (len + 1);
strncpy (name, optarg, len);
name[len] = '\0';
- p = find_section_list (name, true);
+ p = find_section_list (name, TRUE);
- p->set_flags = true;
+ p->set_flags = TRUE;
p->flags = parse_flags (s + 1);
}
break;
if (len == 0)
fatal (_("bad format for %s"), "--rename-section");
- old_name = (char *) xmalloc (len + 1);
+ old_name = xmalloc (len + 1);
strncpy (old_name, optarg, len);
old_name[len] = 0;
if (len == 0)
fatal (_("bad format for %s"), "--rename-section");
- new_name = (char *) xmalloc (len + 1);
+ new_name = xmalloc (len + 1);
strncpy (new_name, eq, len);
new_name[len] = 0;
case OPTION_SET_START:
set_start = parse_vma (optarg, "--set-start");
- set_start_set = true;
+ set_start_set = TRUE;
break;
- case OPTION_SREC_LEN:
- Chunk = parse_vma (optarg, "--srec-len");
- break;
+ case OPTION_SREC_LEN:
+ Chunk = parse_vma (optarg, "--srec-len");
+ break;
- case OPTION_SREC_FORCES3:
- S3Forced = true;
- break;
+ case OPTION_SREC_FORCES3:
+ S3Forced = TRUE;
+ break;
case OPTION_STRIP_SYMBOLS:
add_specific_symbols (optarg, &strip_specific_list);
break;
+ case OPTION_STRIP_UNNEEDED_SYMBOLS:
+ add_specific_symbols (optarg, &strip_unneeded_list);
+ break;
+
case OPTION_KEEP_SYMBOLS:
add_specific_symbols (optarg, &keep_specific_list);
break;
+ case OPTION_LOCALIZE_HIDDEN:
+ localize_hidden = TRUE;
+ break;
+
case OPTION_LOCALIZE_SYMBOLS:
add_specific_symbols (optarg, &localize_specific_list);
break;
+ case OPTION_GLOBALIZE_SYMBOLS:
+ add_specific_symbols (optarg, &globalize_specific_list);
+ break;
+
case OPTION_KEEPGLOBAL_SYMBOLS:
add_specific_symbols (optarg, &keepglobal_specific_list);
break;
break;
case OPTION_ALT_MACH_CODE:
- use_alt_mach_code = atoi (optarg);
- if (use_alt_mach_code <= 0)
- fatal (_("alternate machine code index must be positive"));
+ use_alt_mach_code = strtoul (optarg, NULL, 0);
+ if (use_alt_mach_code == 0)
+ fatal (_("unable to parse alternative machine code"));
+ break;
+
+ case OPTION_PREFIX_SYMBOLS:
+ prefix_symbols_string = optarg;
+ break;
+
+ case OPTION_PREFIX_SECTIONS:
+ prefix_sections_string = optarg;
+ break;
+
+ case OPTION_PREFIX_ALLOC_SECTIONS:
+ prefix_alloc_sections_string = optarg;
+ break;
+
+ case OPTION_READONLY_TEXT:
+ bfd_flags_to_set |= WP_TEXT;
+ bfd_flags_to_clear &= ~WP_TEXT;
+ break;
+
+ case OPTION_WRITABLE_TEXT:
+ bfd_flags_to_clear |= WP_TEXT;
+ bfd_flags_to_set &= ~WP_TEXT;
+ break;
+
+ case OPTION_PURE:
+ bfd_flags_to_set |= D_PAGED;
+ bfd_flags_to_clear &= ~D_PAGED;
+ break;
+
+ case OPTION_IMPURE:
+ bfd_flags_to_clear |= D_PAGED;
+ bfd_flags_to_set &= ~D_PAGED;
break;
case 0:
- break; /* we've been given a long option */
+ /* We've been given a long option. */
+ break;
+ case 'H':
case 'h':
copy_usage (stdout, 0);
}
}
+ if (formats_info)
+ {
+ display_info ();
+ return 0;
+ }
+
if (show_version)
print_version ("objcopy");
if (strip_symbols == STRIP_UNDEF && discard_locals == LOCALS_UNDEF)
strip_symbols = STRIP_NONE;
- if (output_target == (char *) NULL)
+ if (output_target == NULL)
output_target = input_target;
- if (binary_architecture != (char *) NULL)
+ if (binary_architecture != NULL)
{
if (input_target && strcmp (input_target, "binary") == 0)
- {
- const bfd_arch_info_type * temp_arch_info;
+ {
+ const bfd_arch_info_type * temp_arch_info;
temp_arch_info = bfd_scan_arch (binary_architecture);
- if (temp_arch_info != NULL)
- bfd_external_binary_architecture = temp_arch_info->arch;
- else
- fatal (_("architecture %s unknown"), binary_architecture);
- }
+ if (temp_arch_info != NULL)
+ {
+ bfd_external_binary_architecture = temp_arch_info->arch;
+ bfd_external_machine = temp_arch_info->mach;
+ }
+ else
+ fatal (_("architecture %s unknown"), binary_architecture);
+ }
else
{
non_fatal (_("Warning: input target 'binary' required for binary architecture parameter."));
if (preserve_dates)
if (stat (input_filename, & statbuf) < 0)
- fatal (_("Cannot stat: %s: %s"), input_filename, strerror (errno));
-
- /* If there is no destination file then create a temp and rename
- the result into the input. */
+ fatal (_("warning: could not locate '%s'. System error message: %s"),
+ input_filename, strerror (errno));
- if (output_filename == (char *) NULL)
+ /* If there is no destination file, or the source and destination files
+ are the same, then create a temp and rename the result into the input. */
+ if (output_filename == NULL || strcmp (input_filename, output_filename) == 0)
{
char *tmpname = make_tempname (input_filename);
+ if (tmpname == NULL)
+ fatal (_("warning: could not create temporary file whilst copying '%s', (error: %s)"),
+ input_filename, strerror (errno));
+
copy_file (input_filename, tmpname, input_target, output_target);
if (status == 0)
{
if (status == 0 && preserve_dates)
set_times (output_filename, &statbuf);
+ else if (status != 0)
+ unlink_if_ordinary (output_filename);
}
if (change_warn)
return 0;
}
-int main PARAMS ((int, char **));
-
int
-main (argc, argv)
- int argc;
- char *argv[];
+main (int argc, char *argv[])
{
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
setlocale (LC_MESSAGES, "");
START_PROGRESS (program_name, 0);
+ expandargv (&argc, &argv);
+
strip_symbols = STRIP_UNDEF;
discard_locals = LOCALS_UNDEF;
projects / thirdparty / binutils-gdb.git / blobdiff