/* objcopy.c -- copy object file from input to output, optionally massaging it.
- Copyright (C) 1991, 92, 93, 94 Free Software Foundation, Inc.
+ Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+ 2001, 2002, 2003, 2004
+ 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., 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
\f
#include "bfd.h"
-#include "sysdep.h"
#include "progress.h"
#include "bucomm.h"
-#include <getopt.h>
+#include "getopt.h"
#include "libiberty.h"
+#include "budbg.h"
+#include "filenames.h"
+#include "fnmatch.h"
+#include "elf-bfd.h"
+#include <sys/stat.h>
-static bfd_vma parse_vma PARAMS ((const char *, const char *));
-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_vma PARAMS ((const PTR, const PTR));
-static void add_strip_symbol PARAMS ((const char *));
-static boolean is_strip_symbol PARAMS ((const char *));
-static boolean is_strip_section PARAMS ((bfd *, asection *));
-static unsigned int filter_symbols
- PARAMS ((bfd *, asymbol **, asymbol **, long));
-static void mark_symbols_used_in_relocations PARAMS ((bfd *, asection *, PTR));
-
-#define nonfatal(s) {bfd_nonfatal(s); status = 1; return;}
-
-static asymbol **isympp = NULL; /* Input symbols */
-static asymbol **osympp = NULL; /* Output symbols that survive stripping */
+/* 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. */
+
+struct symlist
+{
+ const char *name;
+ struct symlist *next;
+};
+
+/* A list to support redefine_sym. */
+struct redefine_node
+{
+ char *source;
+ char *target;
+ struct redefine_node *next;
+};
+
+typedef struct section_rename
+{
+ const char * old_name;
+ const char * new_name;
+ flagword flags;
+ struct section_rename * next;
+}
+section_rename;
+
+/* List of sections to be renamed. */
+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. */
/* 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 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_UNDEF,
+ 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_UNDEF,
+ LOCALS_START_L, /* Discard locals starting with L. */
+ LOCALS_ALL /* Discard all locals. */
};
-/* Which local symbols to remove. Overrides strip_all. */
+/* Which local symbols to remove. Overrides STRIP_ALL. */
static enum locals_action discard_locals;
-/* Structure used to hold lists of sections and actions to take. */
+/* What kind of change to perform. */
+enum change_action
+{
+ CHANGE_IGNORE,
+ CHANGE_MODIFY,
+ CHANGE_SET
+};
+/* Structure used to hold lists of sections and actions to take. */
struct section_list
{
- /* Next section to adjust. */
- struct section_list *next;
- /* Section name. */
- const char *name;
- /* Whether this entry was used. */
- boolean used;
- /* Whether to remove this section. */
- boolean remove;
- /* Whether to adjust or set VMA. */
- enum { ignore_vma, adjust_vma, set_vma } adjust;
- /* Amount to adjust by or set to. */
- bfd_vma val;
- /* Whether to set the section flags. */
- boolean set_flags;
- /* What to set the section flags to. */
- flagword flags;
+ 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 *adjust_sections;
-static boolean sections_removed;
+static struct section_list *change_sections;
+
+/* TRUE if some sections are to be removed. */
+static bfd_boolean sections_removed;
-/* Adjustments to the start address. */
-static bfd_vma adjust_start = 0;
-static boolean set_start_set = false;
+/* 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 bfd_boolean set_start_set = FALSE;
static bfd_vma set_start;
-/* Adjustments to section VMA's. */
-static bfd_vma adjust_section_vma = 0;
+/* 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;
-/* List of sections to add. */
+/* Use alternate machine code? */
+static int 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
{
/* Next section to add. */
asection *section;
};
+/* List of sections to add to the output BFD. */
static struct section_add *add_sections;
-/* 150 isn't special; it's just an arbitrary non-ASCII char value. */
+/* 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 bfd_boolean convert_debugging = FALSE;
+
+/* Whether to change the leading character in symbol names. */
+static bfd_boolean change_leading_char = FALSE;
+
+/* Whether to remove the leading character from global symbol names. */
+static bfd_boolean remove_leading_char = FALSE;
+
+/* Whether to permit wildcard in symbol comparison. */
+static bfd_boolean wildcard = FALSE;
+
+/* List of symbols to strip, keep, localize, keep-global, weaken,
+ or redefine. */
+static struct symlist *strip_specific_list = NULL;
+static struct symlist *keep_specific_list = NULL;
+static struct symlist *localize_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 bfd_boolean weaken = FALSE;
-#define OPTION_ADD_SECTION 150
-#define OPTION_ADJUST_START (OPTION_ADD_SECTION + 1)
-#define OPTION_ADJUST_VMA (OPTION_ADJUST_START + 1)
-#define OPTION_ADJUST_SECTION_VMA (OPTION_ADJUST_VMA + 1)
-#define OPTION_ADJUST_WARNINGS (OPTION_ADJUST_SECTION_VMA + 1)
-#define OPTION_GAP_FILL (OPTION_ADJUST_WARNINGS + 1)
-#define OPTION_NO_ADJUST_WARNINGS (OPTION_GAP_FILL + 1)
-#define OPTION_PAD_TO (OPTION_NO_ADJUST_WARNINGS + 1)
-#define OPTION_SET_SECTION_FLAGS (OPTION_PAD_TO + 1)
-#define OPTION_SET_START (OPTION_SET_SECTION_FLAGS + 1)
-#define OPTION_STRIP_UNNEEDED (OPTION_SET_START + 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_KEEP_SYMBOLS,
+ OPTION_LOCALIZE_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_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-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'},
+ {"preserve-dates", no_argument, 0, 'p'},
{"remove-section", required_argument, 0, 'R'},
{"strip-all", no_argument, 0, 's'},
{"strip-debug", no_argument, 0, 'S'},
{"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_ADJUST_START},
- {"adjust-vma", required_argument, 0, OPTION_ADJUST_VMA},
- {"adjust-section-vma", required_argument, 0, OPTION_ADJUST_SECTION_VMA},
- {"adjust-warnings", no_argument, 0, OPTION_ADJUST_WARNINGS},
+ {"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},
+ {"change-leading-char", no_argument, 0, OPTION_CHANGE_LEADING_CHAR},
+ {"change-section-address", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS},
+ {"change-section-lma", required_argument, 0, OPTION_CHANGE_SECTION_LMA},
+ {"change-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_VMA},
+ {"change-start", required_argument, 0, OPTION_CHANGE_START},
+ {"change-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS},
+ {"debugging", no_argument, 0, OPTION_DEBUGGING},
{"discard-all", no_argument, 0, 'x'},
{"discard-locals", no_argument, 0, 'X'},
{"format", required_argument, 0, 'F'}, /* Obsolete */
{"gap-fill", required_argument, 0, OPTION_GAP_FILL},
{"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-global-symbol", required_argument, 0, 'G'},
+ {"keep-global-symbols", required_argument, 0, OPTION_KEEPGLOBAL_SYMBOLS},
{"keep-symbol", required_argument, 0, 'K'},
- {"no-adjust-warnings", no_argument, 0, OPTION_NO_ADJUST_WARNINGS},
+ {"keep-symbols", required_argument, 0, OPTION_KEEP_SYMBOLS},
+ {"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'},
+ {"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-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'},
+ {"weaken-symbols", required_argument, 0, OPTION_WEAKEN_SYMBOLS},
+ {"wildcard", no_argument, 0, 'w'},
+ {"writable-text", no_argument, 0, OPTION_WRITABLE_TEXT},
{0, no_argument, 0, 0}
};
/* IMPORTS */
extern char *program_name;
-extern char *program_version;
/* 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
+ and can be modified by the --srec-len parameter. */
+extern unsigned int Chunk;
+
+/* 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 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 [-vVSgxX] [-I bfdname] [-O bfdname] [-F bfdname] [-b byte]\n\
- [-R section] [-i interleave] [--interleave=interleave] [--byte=byte]\n\
- [--input-target=bfdname] [--output-target=bfdname] [--target=bfdname]\n\
- [--strip-all] [--strip-debug] [--strip-unneeded] [--discard-all]\n\
- [--discard-locals] [--remove-section=section] [--gap-fill=val]\n",
- program_name);
- fprintf (stream, "\
- [--pad-to=address] [--set-start=val] [--adjust-start=incr]\n\
- [--adjust-vma=incr] [--adjust-section-vma=section{=,+,-}val]\n\
- [--adjust-warnings] [--no-adjust-warnings]\n\
- [--set-section-flags=section=flags] [--add-section=sectionname=filename]\n\
- [--keep-symbol symbol] [-K symbol] [--strip-symbol symbol] [-N symbol]\n\
- [--verbose] [--version] [--help]\n\
- in-file [out-file]\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\
+ -B --binary-architecture <arch> Set arch of output file, when input is binary\n\
+ -F --target <bfdname> Set both input and output format to <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 & sections\n\
+ --strip-unneeded Remove all symbols not needed by relocations\n\
+ -N --strip-symbol <name> Do not copy symbol <name>\n\
+ --only-keep-debug Strip everything but the debug information\n\
+ -K --keep-symbol <name> Only copy symbol <name>\n\
+ -L --localize-symbol <name> Force symbol <name> to be marked as a local\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\
+ -b --byte <num> Select byte <num> in every interleaved block\n\
+ --gap-fill <val> Fill gaps between sections with <val>\n\
+ --pad-to <addr> Pad the last section up to address <addr>\n\
+ --set-start <addr> Set the start address to <addr>\n\
+ {--change-start|--adjust-start} <incr>\n\
+ Add <incr> to the start address\n\
+ {--change-addresses|--adjust-vma} <incr>\n\
+ Add <incr> to LMA, VMA and start addresses\n\
+ {--change-section-address|--adjust-section-vma} <name>{=|+|-}<val>\n\
+ Change LMA and VMA of section <name> by <val>\n\
+ --change-section-lma <name>{=|+|-}<val>\n\
+ Change the LMA of section <name> by <val>\n\
+ --change-section-vma <name>{=|+|-}<val>\n\
+ Change the VMA of section <name> by <val>\n\
+ {--[no-]change-warnings|--[no-]adjust-warnings}\n\
+ Warn if a named section does not exist\n\
+ --set-section-flags <name>=<flags>\n\
+ Set section <name>'s properties to <flags>\n\
+ --add-section <name>=<file> Add section <name> found in <file> to output\n\
+ --rename-section <old>=<new>[,<flags>] Rename section <old> to <new>\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\
+ --keep-symbols <file> -K for all symbols listed in <file>\n\
+ --localize-symbols <file> -L for all symbols listed 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\
+ --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\
+ -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)
+ 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 [-vVsSgxX] [-I bfdname] [-O bfdname] [-F bfdname] [-R section]\n\
- [--input-target=bfdname] [--output-target=bfdname] [--target=bfdname]\n\
- [--strip-all] [--strip-debug] [--strip-unneeded] [--discard-all]\n\
- [--discard-locals] [--keep-symbol symbol] [-K symbol]\n\
- [--strip-symbol symbol] [-N symbol] [--remove-section=section]\n\
- [--verbose] [--version] [--help] file...\n",
- program_name);
+ 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\
+ -p --preserve-dates Copy modified/access timestamps to 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 -d --strip-debug Remove all debugging symbols & sections\n\
+ --strip-unneeded Remove all symbols not needed by relocations\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> Only copy symbol <name>\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)
+ fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
exit (exit_status);
}
-/* Parse a string into a VMA, with a fatal error if it can't be
- parsed. */
-
-static bfd_vma
-parse_vma (s, arg)
- const char *s;
- const char *arg;
-{
- bfd_vma ret;
- const char *end;
-
- ret = bfd_scan_vma (s, &end, 0);
- if (*end != '\0')
- {
- fprintf (stderr, "%s: %s: bad number: %s\n", program_name, arg, s);
- exit (1);
- }
- return ret;
-}
-
/* Parse section flags into a flagword, with a fatal error if the
string can't be parsed. */
static flagword
-parse_flags (s)
- const char *s;
+parse_flags (const char *s)
{
flagword ret;
const char *snext;
++snext;
}
-#define PARSE_FLAG(fname,fval) if (strncmp (fname, s, len) == 0) ret |= fval;
+ if (0) ;
+#define PARSE_FLAG(fname,fval) \
+ else if (strncasecmp (fname, s, len) == 0) ret |= fval
PARSE_FLAG ("alloc", SEC_ALLOC);
PARSE_FLAG ("load", SEC_LOAD);
+ PARSE_FLAG ("noload", SEC_NEVER_LOAD);
PARSE_FLAG ("readonly", SEC_READONLY);
+ PARSE_FLAG ("debug", SEC_DEBUGGING);
PARSE_FLAG ("code", SEC_CODE);
PARSE_FLAG ("data", SEC_DATA);
PARSE_FLAG ("rom", SEC_ROM);
+ PARSE_FLAG ("share", SEC_SHARED);
+ PARSE_FLAG ("contents", SEC_HAS_CONTENTS);
#undef PARSE_FLAG
+ else
+ {
+ char *copy;
+
+ copy = xmalloc (len + 1);
+ strncpy (copy, s, len);
+ copy[len] = '\0';
+ non_fatal (_("unrecognized section flag `%s'"), copy);
+ fatal (_("supported flags: %s"),
+ "alloc, load, noload, readonly, debug, code, data, rom, share, contents");
+ }
s = snext;
}
return ret;
}
-/* Find and optionally add an entry in the adjust_sections list. */
+/* 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 = adjust_sections; p != NULL; p = p->next)
+ for (p = change_sections; p != NULL; p = p->next)
if (strcmp (p->name, name) == 0)
return p;
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->adjust = ignore_vma;
- p->val = 0;
- p->set_flags = 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->flags = 0;
- p->next = adjust_sections;
- adjust_sections = p;
+ p->next = change_sections;
+ change_sections = p;
return p;
}
-/* Make 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. */
+/* Add a symbol to strip_specific_list. */
-struct symlist
+static void
+add_specific_symbol (const char *name, struct symlist **list)
{
- const char *name;
- struct symlist *next;
-};
+ struct symlist *tmp_list;
-/* List of symbols to strip. */
+ tmp_list = xmalloc (sizeof (struct symlist));
+ tmp_list->name = name;
+ tmp_list->next = *list;
+ *list = tmp_list;
+}
-static struct symlist *strip_specific_list = NULL;
+/* 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')
-/* If this is false, we strip the symbols in strip_specific_list.
- Otherwise, we keep only the symbols in the list. */
+static void
+add_specific_symbols (const char *filename, struct symlist **list)
+{
+ off_t size;
+ FILE * f;
+ char * line;
+ char * buffer;
+ unsigned int line_count;
+
+ size = get_file_size (filename);
+ if (size == 0)
+ return;
-static boolean keep_symbols = false;
+ buffer = xmalloc (size + 2);
+ f = fopen (filename, FOPEN_RT);
+ if (f == NULL)
+ fatal (_("cannot open '%s': %s"), filename, strerror (errno));
-/* Add a symbol to strip_specific_list. */
+ if (fread (buffer, 1, size, f) == 0 || ferror (f))
+ fatal (_("%s: fread failed"), filename);
-static void
-add_strip_symbol (name)
- const char *name;
-{
- struct symlist *tmp_list;
+ fclose (f);
+ buffer [size] = '\n';
+ buffer [size + 1] = '\0';
- tmp_list = (struct symlist *) xmalloc (sizeof (struct symlist));
- tmp_list->name = name;
- tmp_list->next = strip_specific_list;
- strip_specific_list = tmp_list;
+ line_count = 1;
+
+ for (line = buffer; * line != '\0'; line ++)
+ {
+ char * eol;
+ char * name;
+ char * name_end;
+ int finished = FALSE;
+
+ for (eol = line;; eol ++)
+ {
+ switch (* eol)
+ {
+ case '\n':
+ * eol = '\0';
+ /* Cope with \n\r. */
+ if (eol[1] == '\r')
+ ++ eol;
+ finished = TRUE;
+ break;
+
+ case '\r':
+ * eol = '\0';
+ /* Cope with \r\n. */
+ if (eol[1] == '\n')
+ ++ eol;
+ finished = TRUE;
+ break;
+
+ case 0:
+ 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;
+ }
+
+ if (finished)
+ break;
+ }
+
+ /* A name may now exist somewhere between 'line' and 'eol'.
+ Strip off leading whitespace and trailing whitespace,
+ then add it to the list. */
+ for (name = line; IS_WHITESPACE (* name); name ++)
+ ;
+ for (name_end = name;
+ (! IS_WHITESPACE (* name_end))
+ && (! IS_LINE_TERMINATOR (* name_end));
+ name_end ++)
+ ;
+
+ if (! IS_LINE_TERMINATOR (* name_end))
+ {
+ char * extra;
+
+ for (extra = name_end + 1; IS_WHITESPACE (* extra); extra ++)
+ ;
+
+ if (! IS_LINE_TERMINATOR (* extra))
+ non_fatal (_("Ignoring rubbish found on line %d of %s"),
+ line_count, filename);
+ }
+
+ * name_end = '\0';
+
+ if (name_end > name)
+ add_specific_symbol (name, list);
+
+ /* Advance line pointer to end of line. The 'eol ++' in the for
+ loop above will then advance us to the start of the next line. */
+ line = eol;
+ line_count ++;
+ }
}
/* See whether a symbol should be stripped or kept based on
strip_specific_list and keep_symbols. */
-static boolean
-is_strip_symbol (name)
- const char *name;
+static bfd_boolean
+is_specified_symbol (const char *name, struct symlist *list)
{
struct symlist *tmp_list;
- for (tmp_list = strip_specific_list; tmp_list; tmp_list = tmp_list->next)
+ if (wildcard)
{
- if (strcmp (name, tmp_list->name) == 0)
- return keep_symbols ? false : true;
+ 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;
+ }
}
- return keep_symbols;
+ else
+ {
+ for (tmp_list = list; tmp_list; tmp_list = tmp_list->next)
+ if (strcmp (name, tmp_list->name) == 0)
+ return TRUE;
+ }
+
+ return FALSE;
}
/* See if a section is being removed. */
-static boolean
-is_strip_section (abfd, sec)
- bfd *abfd;
- 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;
+
+ 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 (strip_symbols == STRIP_NONDEBUG)
+ return FALSE;
+ }
- if ((bfd_get_section_flags (abfd, sec) & SEC_DEBUGGING) != 0
- && (strip_symbols == strip_debug
- || strip_symbols == strip_unneeded
- || strip_symbols == strip_all
- || discard_locals == locals_all))
- return true;
-
- if (! sections_removed)
- return false;
- p = find_section_list (bfd_get_section_name (abfd, sec), false);
- return p != NULL && p->remove ? true : false;
+ 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, osyms, isyms, symcount)
- bfd *abfd;
- 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;
for (; src_count < symcount; src_count++)
{
asymbol *sym = from[src_count];
flagword flags = sym->flags;
+ char *name = (char *) bfd_asymbol_name (sym);
int keep;
+ 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)
+ {
+ char *old_name, *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;
+ }
+
+ /* 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;
+ }
- if ((flags & BSF_KEEP) != 0) /* Used in relocation. */
+ /* Remove leading char. */
+ if (rem_leading_char)
+ bfd_asymbol_name (sym) = ++name;
+
+ /* 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;
+ else if ((flags & BSF_KEEP) != 0 /* Used in relocation. */
+ || ((flags & BSF_SECTION_SYM) != 0
+ && ((*bfd_get_section (sym)->symbol_ptr_ptr)->flags
+ & BSF_KEEP) != 0))
+ keep = 1;
+ 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
+ library containing the $idata section may reference these
+ symbols. */
keep = 1;
else if ((flags & BSF_GLOBAL) != 0 /* Global symbol. */
- || bfd_is_und_section (bfd_get_section (sym))
+ || (flags & BSF_WEAK) != 0
+ || undefined
|| bfd_is_com_section (bfd_get_section (sym)))
- keep = strip_symbols != strip_unneeded;
+ keep = strip_symbols != STRIP_UNNEEDED;
else if ((flags & BSF_DEBUGGING) != 0) /* Debugging symbol. */
- keep = (strip_symbols != strip_debug
- && strip_symbols != strip_unneeded);
+ keep = (strip_symbols != STRIP_DEBUG
+ && strip_symbols != STRIP_UNNEEDED
+ && ! convert_debugging);
+ 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;
else /* Local symbol. */
- keep = (strip_symbols != strip_unneeded
- && (discard_locals != locals_all
- && (discard_locals != locals_start_L
+ keep = (strip_symbols != STRIP_UNNEEDED
+ && (discard_locals != LOCALS_ALL
+ && (discard_locals != LOCALS_START_L
|| ! bfd_is_local_label (abfd, sym))));
- if (keep && is_strip_symbol (bfd_asymbol_name (sym)))
+ if (keep && is_specified_symbol (name, strip_specific_list))
keep = 0;
+ if (!keep && 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))))
+ {
+ sym->flags &= ~(BSF_GLOBAL | BSF_WEAK);
+ sym->flags |= BSF_LOCAL;
+ }
+
if (keep)
to[dst_count++] = sym;
}
+ to[dst_count] = NULL;
+
return dst_count;
}
-/* Keep only every `copy_byte'th byte in MEMHUNK, which is *SIZE bytes long.
- Adjust *SIZE. */
+/* Find the redefined name of symbol SOURCE. */
+
+static const char *
+lookup_sym_redefinition (const char *source)
+{
+ struct redefine_node *list;
+
+ for (list = redefine_sym_list; list != NULL; list = list->next)
+ if (strcmp (source, list->source) == 0)
+ return list->target;
+
+ return source;
+}
+
+/* Add a node to a symbol redefine list. */
-void
-filter_bytes (memhunk, size)
- char *memhunk;
- bfd_size_type *size;
+static void
+redefine_list_append (const char *cause, const char *source, const char *target)
{
- char *from = memhunk + copy_byte, *to = memhunk, *end = memhunk + *size;
+ struct redefine_node **p;
+ struct redefine_node *list;
+ struct redefine_node *new_node;
+
+ for (p = &redefine_sym_list; (list = *p) != NULL; p = &list->next)
+ {
+ if (strcmp (source, list->source) == 0)
+ fatal (_("%s: Multiple redefinition of symbol \"%s\""),
+ cause, source);
- for (; from < end; from += interleave)
- *to++ = *from;
- *size /= interleave;
+ if (strcmp (target, list->target) == 0)
+ fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"),
+ cause, target);
+ }
+
+ new_node = xmalloc (sizeof (struct redefine_node));
+
+ new_node->source = strdup (source);
+ new_node->target = strdup (target);
+ new_node->next = NULL;
+
+ *p = new_node;
}
-/* Copy object file IBFD onto OBFD. */
+/* Handle the --redefine-syms option. Read lines containing "old new"
+ from the file, and add them to the symbol redefine list. */
static void
-copy_object (ibfd, obfd)
- bfd *ibfd;
- bfd *obfd;
+add_redefine_syms_file (const char *filename)
+{
+ 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: garbage at end of line %d"), filename, lineno);
+ comment:
+ if (len != 0 && (outsym_off == 0 || outsym_off == len))
+ fatal (_("%s: missing new symbol name at line %d"), 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;
+ }
+
+ if (len != 0)
+ fatal (_("%s: premature end of file at line %d"), filename, lineno);
+
+ free (buf);
+}
+
+/* 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;
+ 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)"));
if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
{
- 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),
- bfd_get_filename(obfd), bfd_get_target(obfd));
+ printf (_("copy from %s(%s) to %s(%s)\n"),
+ bfd_get_filename (ibfd), bfd_get_target (ibfd),
+ bfd_get_filename (obfd), bfd_get_target (obfd));
if (set_start_set)
start = set_start;
else
start = bfd_get_start_address (ibfd);
- start += adjust_start;
+ start += change_start;
- if (!bfd_set_start_address (obfd, start)
- || !bfd_set_file_flags (obfd,
- (bfd_get_file_flags (ibfd)
- & bfd_applicable_file_flags (obfd))))
+ /* Neither the start address nor the flags
+ need to be set for a core file. */
+ if (bfd_get_format (obfd) != bfd_core)
{
- nonfatal (bfd_get_filename (ibfd));
+ 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, flags))
+ {
+ bfd_nonfatal (bfd_get_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)))
+ /* Copy architecture of input file to output file. */
+ 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)))
{
- fprintf (stderr, "Output file cannot represent architecture %s\n",
- bfd_printable_arch_mach (bfd_get_arch (ibfd),
- bfd_get_mach (ibfd)));
+ if (bfd_get_arch (ibfd) == bfd_arch_unknown)
+ fatal (_("Unable to recognise the format of the input file %s"),
+ bfd_get_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)))
{
- nonfatal (bfd_get_filename(ibfd));
+ bfd_nonfatal (bfd_get_filename (ibfd));
+ return FALSE;
}
if (isympp)
free (isympp);
+
if (osympp != isympp)
free (osympp);
- /* bfd mandates that all output sections be created and sizes set before
+ /* 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)
{
+ flagword flags;
+
padd->section = bfd_make_section (obfd, padd->name);
if (padd->section == NULL)
{
- fprintf (stderr, "%s: can't create section `%s': %s\n",
- program_name, padd->name,
- bfd_errmsg (bfd_get_error ()));
- status = 1;
- return;
+ non_fatal (_("can't create section `%s': %s"),
+ padd->name, bfd_errmsg (bfd_get_error ()));
+ return FALSE;
}
- else
+
+ if (! bfd_set_section_size (obfd, padd->section, padd->size))
{
- flagword flags;
-
- if (! bfd_set_section_size (obfd, padd->section, padd->size))
- nonfatal (bfd_get_filename (obfd));
+ bfd_nonfatal (bfd_get_filename (obfd));
+ return FALSE;
+ }
- pset = find_section_list (padd->name, false);
- if (pset != NULL)
- pset->used = true;
+ pset = find_section_list (padd->name, FALSE);
+ if (pset != NULL)
+ pset->used = TRUE;
- 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_flags (obfd, padd->section, flags))
- nonfatal (bfd_get_filename (obfd));
+ 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_flags (obfd, padd->section, flags))
+ {
+ bfd_nonfatal (bfd_get_filename (obfd));
+ return FALSE;
+ }
+
+ 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
- && (pset->adjust == adjust_vma
- || pset->adjust == set_vma))
+ if (pset->change_lma != CHANGE_IGNORE)
{
- if (! bfd_set_section_vma (obfd, padd->section, pset->val))
- nonfatal (bfd_get_filename (obfd));
+ padd->section->lma = pset->lma_val;
+
+ if (! bfd_set_section_alignment
+ (obfd, padd->section,
+ bfd_section_alignment (obfd, padd->section)))
+ {
+ 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;
+ }
+ }
+
+ 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_vma);
+ 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)
continue;
size = bfd_section_size (obfd, osections[i]);
- gap_start = bfd_section_vma (obfd, osections[i]) + size;
- gap_stop = bfd_section_vma (obfd, osections[i + 1]);
+ gap_start = bfd_section_lma (obfd, osections[i]) + size;
+ gap_stop = bfd_section_lma (obfd, osections[i + 1]);
if (gap_start < gap_stop)
{
if (! bfd_set_section_size (obfd, osections[i],
size + (gap_stop - gap_start)))
{
- fprintf (stderr, "%s: Can't fill gap after %s: %s\n",
- program_name,
- bfd_get_section_name (obfd, osections[i]),
- bfd_errmsg (bfd_get_error()));
+ non_fatal (_("Can't fill gap after %s: %s"),
+ bfd_get_section_name (obfd, osections[i]),
+ bfd_errmsg (bfd_get_error ()));
status = 1;
break;
}
if (pad_to_set)
{
- bfd_vma vma;
+ bfd_vma lma;
bfd_size_type size;
- vma = bfd_section_vma (obfd, osections[c - 1]);
+ lma = bfd_section_lma (obfd, osections[c - 1]);
size = bfd_section_size (obfd, osections[c - 1]);
- if (vma + size < pad_to)
+ if (lma + size < pad_to)
{
if (! bfd_set_section_size (obfd, osections[c - 1],
- pad_to - vma))
+ pad_to - lma))
{
- fprintf (stderr, "%s: Can't add padding to %s: %s\n",
- program_name,
- bfd_get_section_name (obfd, osections[c - 1]),
- bfd_errmsg (bfd_get_error ()));
+ non_fatal (_("Can't add padding to %s: %s"),
+ bfd_get_section_name (obfd, osections[c - 1]),
+ bfd_errmsg (bfd_get_error ()));
status = 1;
}
else
{
- gaps[c - 1] = pad_to - (vma + size);
- if (max_gap < pad_to - (vma + size))
- max_gap = pad_to - (vma + size);
+ gaps[c - 1] = pad_to - (lma + size);
+ if (max_gap < pad_to - (lma + size))
+ max_gap = pad_to - (lma + size);
}
}
- }
+ }
}
- /* Symbol filtering must happen after the output sections have
- been created, but before their contents are set. */
- if (strip_symbols == strip_all)
+ /* 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)
{
- osympp = isympp = NULL;
- symcount = 0;
+ bfd_nonfatal (bfd_get_filename (ibfd));
+ return FALSE;
}
- else
- {
- long symsize;
- symsize = bfd_get_symtab_upper_bound (ibfd);
- if (symsize < 0)
- {
- nonfatal (bfd_get_filename (ibfd));
- }
+ osympp = isympp = xmalloc (symsize);
+ symcount = bfd_canonicalize_symtab (ibfd, isympp);
+ if (symcount < 0)
+ {
+ bfd_nonfatal (bfd_get_filename (ibfd));
+ return FALSE;
+ }
- osympp = isympp = (asymbol **) xmalloc (symsize);
- symcount = bfd_canonicalize_symtab (ibfd, isympp);
- if (symcount < 0)
- {
- 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
+ || strip_specific_list != NULL
+ || keep_specific_list != NULL
+ || localize_specific_list != NULL
+ || keepglobal_specific_list != NULL
+ || weaken_specific_list != NULL
+ || prefix_symbols_string
+ || sections_removed
+ || sections_copied
+ || convert_debugging
+ || change_leading_char
+ || remove_leading_char
+ || redefine_sym_list
+ || weaken)
+ {
+ /* Mark symbols used in output relocations so that they
+ are kept, even if they are local labels or static symbols.
+
+ Note we iterate over the input sections examining their
+ relocations since the relocations for the output sections
+ haven't been set yet. mark_symbols_used_in_relocations will
+ ignore input sections which have no corresponding output
+ section. */
+ if (strip_symbols != STRIP_ALL)
+ bfd_map_over_sections (ibfd,
+ mark_symbols_used_in_relocations,
+ isympp);
+ osympp = xmalloc ((symcount + 1) * sizeof (asymbol *));
+ symcount = filter_symbols (ibfd, obfd, osympp, isympp, symcount);
+ }
- if (strip_symbols == strip_debug
- || strip_symbols == strip_unneeded
- || discard_locals != locals_undef
- || strip_specific_list != NULL
- || sections_removed)
+ if (convert_debugging && dhandle != NULL)
+ {
+ if (! write_debugging_info (obfd, dhandle, &symcount, &osympp))
{
- /* Mark symbols used in output relocations so that they
- are kept, even if they are local labels or static symbols.
-
- Note we iterate over the input sections examining their
- relocations since the relocations for the output sections
- haven't been set yet. mark_symbols_used_in_relocations will
- ignore input sections which have no corresponding output
- section. */
- bfd_map_over_sections (ibfd,
- mark_symbols_used_in_relocations,
- (PTR)isympp);
- osympp = (asymbol **) xmalloc (symcount * sizeof (asymbol *));
- symcount = filter_symbols (ibfd, osympp, isympp, symcount);
+ status = 1;
+ 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))
- 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;
}
}
int c, i;
/* 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++)
left = gaps[i];
off = bfd_section_size (obfd, osections[i]) - left;
+
while (left > 0)
{
bfd_size_type now;
now = 8192;
else
now = left;
+
if (! bfd_set_section_contents (obfd, osections[i], buf,
off, now))
{
- 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))
{
- fprintf (stderr, "%s: %s: error copying private BFD data: %s\n",
- program_name, bfd_get_filename (obfd),
- bfd_errmsg (bfd_get_error ()));
- status = 1;
- return;
+ non_fatal (_("%s: error copying private BFD data: %s"),
+ bfd_get_filename (obfd),
+ bfd_errmsg (bfd_get_error ()));
+ return FALSE;
}
-}
-static char *
-cat (a, b, c)
- char *a;
- char *b;
- char *c;
-{
- size_t size = strlen (a) + strlen (b) + strlen (c);
- char *r = xmalloc (size + 1);
+ /* Switch to the alternate machine code. We have to do this at the
+ very end, because we only initialize the header when we create
+ the first section. */
+ if (use_alt_mach_code != 0
+ && ! bfd_alt_mach_code (obfd, use_alt_mach_code))
+ non_fatal (_("unknown alternate machine code, ignored"));
- strcpy (r, a);
- strcat (r, b);
- strcat (r, c);
- return r;
+ return TRUE;
}
+#undef MKDIR
+#if defined (_WIN32) && !defined (__CYGWIN32__)
+#define MKDIR(DIR, MODE) mkdir (DIR)
+#else
+#define MKDIR(DIR, MODE) mkdir (DIR, MODE)
+#endif
+
/* Read each archive element in turn from IBFD, copy the
contents to temp file, and keep the temp file handle. */
static void
-copy_archive (ibfd, obfd, output_target)
- bfd *ibfd;
- bfd *obfd;
- char *output_target;
+copy_archive (bfd *ibfd, bfd *obfd, const char *output_target)
{
struct name_list
{
struct name_list *next;
- char *name;
+ const char *name;
bfd *obfd;
} *list, *l;
bfd **ptr = &obfd->archive_head;
char *dir = make_tempname (bfd_get_filename (obfd));
/* Make a temp directory to hold the contents. */
- if (mkdir (dir, 0700) != 0)
- {
- fatal ("cannot mkdir %s for archive copying (error: %s)",
- dir, strerror (errno));
- }
+ if (MKDIR (dir, 0700) != 0)
+ fatal (_("cannot mkdir %s for archive copying (error: %s)"),
+ dir, strerror (errno));
+
obfd->has_armap = ibfd->has_armap;
list = NULL;
this_element = bfd_openr_next_archived_file (ibfd, NULL);
- while (this_element != (bfd *) NULL)
+
+ if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
+ while (!status && this_element != NULL)
{
- /* Create an output file for this member. */
- char *output_name = cat (dir, "/", bfd_get_filename(this_element));
- 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;
- l = (struct name_list *) xmalloc (sizeof (struct name_list));
- l->name = output_name;
- l->next = list;
- list = l;
+ /* Create an output file for this member. */
+ output_name = concat (dir, "/",
+ bfd_get_filename (this_element), (char *) 0);
- if (output_bfd == (bfd *) NULL)
+ /* If the file already exists, make another temp dir. */
+ if (stat (output_name, &buf) >= 0)
{
- nonfatal (output_name);
+ output_name = make_tempname (output_name);
+ if (MKDIR (output_name, 0700) != 0)
+ fatal (_("cannot mkdir %s for archive copying (error: %s)"),
+ output_name, 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 (!bfd_set_format (obfd, bfd_get_format (ibfd)))
+
+ output_bfd = bfd_openw (output_name, output_target);
+ if (preserve_dates)
{
- nonfatal (bfd_get_filename (obfd));
+ stat_status = bfd_stat_arch_elt (this_element, &buf);
+
+ if (stat_status != 0)
+ non_fatal (_("internal stat error on %s"),
+ bfd_get_filename (this_element));
}
- if (bfd_check_format (this_element, bfd_object) == true)
+ l = xmalloc (sizeof (struct name_list));
+ l->name = output_name;
+ l->next = list;
+ list = l;
+
+ if (output_bfd == NULL)
+ RETURN_NONFATAL (output_name);
+
+ if (bfd_check_format (this_element, bfd_object))
+ delete = ! copy_object (this_element, output_bfd);
+
+ if (!bfd_close (output_bfd))
{
- copy_object (this_element, output_bfd);
+ bfd_nonfatal (bfd_get_filename (output_bfd));
+ /* Error in new object file. Don't change archive. */
+ status = 1;
}
- bfd_close (output_bfd);
+ if (delete)
+ {
+ unlink (output_name);
+ status = 1;
+ }
+ else
+ {
+ 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))
- {
- nonfatal (bfd_get_filename (obfd));
- }
+ RETURN_NONFATAL (bfd_get_filename (obfd));
if (!bfd_close (ibfd))
- {
- nonfatal (bfd_get_filename (ibfd));
- }
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
/* Delete all the files that we opened. */
for (l = list; l != NULL; l = l->next)
{
- bfd_close (l->obfd);
- unlink (l->name);
- }
- rmdir (dir);
+ 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)
- char *input_filename;
- char *output_filename;
- char *input_target;
- 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. */
-
ibfd = bfd_openr (input_filename, input_target);
if (ibfd == NULL)
- {
- nonfatal (input_filename);
- }
+ RETURN_NONFATAL (input_filename);
if (bfd_check_format (ibfd, bfd_archive))
{
obfd = bfd_openw (output_filename, output_target);
if (obfd == NULL)
- {
- nonfatal (output_filename);
- }
+ RETURN_NONFATAL (output_filename);
+
copy_archive (ibfd, obfd, output_target);
}
- else if (bfd_check_format_matches (ibfd, bfd_object, &matching))
+ else if (bfd_check_format_matches (ibfd, bfd_object, &obj_matching))
{
bfd *obfd;
+ bfd_boolean delete;
+ do_copy:
/* bfd_get_target does not return the correct value until
bfd_check_format succeeds. */
obfd = bfd_openw (output_filename, output_target);
if (obfd == NULL)
- {
- nonfatal (output_filename);
- }
+ RETURN_NONFATAL (output_filename);
- copy_object (ibfd, obfd);
+ delete = ! copy_object (ibfd, obfd);
if (!bfd_close (obfd))
- {
- nonfatal (output_filename);
- }
+ RETURN_NONFATAL (output_filename);
if (!bfd_close (ibfd))
+ RETURN_NONFATAL (input_filename);
+
+ if (delete)
{
- nonfatal (input_filename);
+ unlink (output_filename);
+ status = 1;
}
}
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;
}
}
-/* Create a section in OBFD with the same name and attributes
- as ISECTION in IBFD. */
+/* Add a name to the section renaming list. */
static void
-setup_section (ibfd, isection, obfdarg)
- bfd *ibfd;
- sec_ptr isection;
- PTR obfdarg;
+add_section_rename (const char * old_name, const char * new_name,
+ flagword flags)
+{
+ section_rename * rename;
+
+ /* Check for conflicts first. */
+ for (rename = section_rename_list; rename != NULL; rename = rename->next)
+ if (strcmp (rename->old_name, old_name) == 0)
+ {
+ /* Silently ignore duplicate definitions. */
+ if (strcmp (rename->new_name, new_name) == 0
+ && rename->flags == flags)
+ return;
+
+ fatal (_("Multiple renames of section %s"), old_name);
+ }
+
+ 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;
+}
+
+/* Check the section rename list for a new name of the input section
+ ISECTION. Return the new name if one is found.
+ Also set RETURNED_FLAGS to the flags to be used for this section. */
+
+static const char *
+find_section_rename (bfd * ibfd ATTRIBUTE_UNUSED, sec_ptr isection,
+ flagword * returned_flags)
{
- bfd *obfd = (bfd *) obfdarg;
+ const char * old_name = bfd_section_name (ibfd, isection);
+ section_rename * rename;
+
+ /* Default to using the flags of the input section. */
+ * returned_flags = bfd_get_section_flags (ibfd, isection);
+
+ for (rename = section_rename_list; rename != NULL; rename = rename->next)
+ if (strcmp (rename->old_name, old_name) == 0)
+ {
+ if (rename->flags != (flagword) -1)
+ * returned_flags = rename->flags;
+
+ return rename->new_name;
+ }
+
+ 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 (bfd *ibfd, sec_ptr isection, void *obfdarg)
+{
+ bfd *obfd = obfdarg;
struct section_list *p;
sec_ptr osection;
+ bfd_size_type size;
bfd_vma vma;
+ bfd_vma lma;
flagword flags;
- char *err;
+ const char *err;
+ const char * name;
+ char *prefix = NULL;
- 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))
+ 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;
+ p->used = TRUE;
- if (p != NULL && p->remove)
- return;
+ /* Get the, possibly new, name of the output section. */
+ name = find_section_rename (ibfd, isection, & flags);
+
+ /* 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;
+ }
+
+ osection = bfd_make_section_anyway (obfd, name);
- osection = bfd_make_section_anyway (obfd, bfd_section_name (ibfd, isection));
if (osection == NULL)
{
- err = "making";
+ err = _("making");
goto loser;
}
- if (!bfd_set_section_size (obfd,
- osection,
- bfd_section_size (ibfd, isection)))
+ size = bfd_section_size (ibfd, isection);
+ if (copy_byte >= 0)
+ size = (size + interleave - 1) / interleave;
+ if (! bfd_set_section_size (obfd, osection, size))
{
- err = "size";
+ err = _("size");
goto loser;
}
vma = bfd_section_vma (ibfd, isection);
- if (p != NULL && p->adjust == adjust_vma)
- vma += p->val;
- else if (p != NULL && p->adjust == set_vma)
- vma = p->val;
+ if (p != NULL && p->change_vma == CHANGE_MODIFY)
+ vma += p->vma_val;
+ else if (p != NULL && p->change_vma == CHANGE_SET)
+ vma = p->vma_val;
else
- vma += adjust_section_vma;
+ vma += change_section_address;
+
if (! bfd_set_section_vma (obfd, osection, vma))
{
- err = "vma";
+ err = _("vma");
goto loser;
}
- if (bfd_set_section_alignment (obfd,
- osection,
- bfd_section_alignment (ibfd, isection))
- == false)
+ lma = isection->lma;
+ if ((p != NULL) && p->change_lma != CHANGE_IGNORE)
+ {
+ if (p->change_lma == CHANGE_MODIFY)
+ lma += p->lma_val;
+ else if (p->change_lma == CHANGE_SET)
+ lma = p->lma_val;
+ else
+ abort ();
+ }
+ else
+ lma += change_section_address;
+
+ osection->lma = lma;
+
+ /* 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)))
{
- err = "alignment";
+ err = _("alignment");
goto loser;
}
- flags = bfd_get_section_flags (ibfd, isection);
if (p != NULL && p->set_flags)
- flags = p->flags | (flags & SEC_HAS_CONTENTS);
+ 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);
+ if (obfd->xvec->flavour == bfd_target_elf_flavour)
+ elf_section_type (osection) = SHT_NOBITS;
+ }
+
if (!bfd_set_section_flags (obfd, osection, flags))
{
- err = "flags";
+ err = _("flags");
goto loser;
}
+ /* Copy merge entity size. */
+ osection->entsize = isection->entsize;
+
/* This used to be mangle_section; we do here to avoid using
bfd_get_section_by_name since some formats allow multiple
sections with the same name. */
/* 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";
+ err = _("private data");
goto loser;
}
- /* All went well */
+ /* All went well. */
return;
loser:
- fprintf (stderr, "%s: %s: section `%s': error in %s: %s\n",
- program_name,
- bfd_get_filename (ibfd), bfd_section_name (ibfd, isection),
- err, bfd_errmsg (bfd_get_error ()));
+ non_fatal (_("%s: section `%s': error in %s: %s"),
+ bfd_get_filename (ibfd),
+ bfd_section_name (ibfd, isection),
+ err, bfd_errmsg (bfd_get_error ()));
status = 1;
}
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 ((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))
- {
- return;
- }
+ /* If we have already failed earlier on,
+ do not keep on generating complaints now. */
+ if (status != 0)
+ return;
- p = find_section_list (bfd_section_name (ibfd, isection), false);
+ if (is_strip_section (ibfd, isection))
+ return;
- if (p != NULL && p->remove)
+ 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;
- if (strip_symbols == strip_all)
- bfd_set_reloc (obfd, osection, (arelent **) NULL, 0);
+ 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
{
- long relsize;
-
relsize = bfd_get_reloc_upper_bound (ibfd, isection);
+
if (relsize < 0)
{
- nonfatal (bfd_get_filename (ibfd));
- }
- if (relsize == 0)
- bfd_set_reloc (obfd, osection, (arelent **) NULL, 0);
- else
- {
- relpp = (arelent **) xmalloc (relsize);
- relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp);
- if (relcount < 0)
- {
- nonfatal (bfd_get_filename (ibfd));
- }
- bfd_set_reloc (obfd, osection, relpp, relcount);
+ /* 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));
}
}
- isection->_cooked_size = isection->_raw_size;
- isection->reloc_done = true;
-
- if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS)
+ if (relsize == 0)
+ bfd_set_reloc (obfd, osection, NULL, 0);
+ else
{
- PTR memhunk = (PTR) xmalloc ((unsigned) size);
+ relpp = xmalloc (relsize);
+ relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp);
+ if (relcount < 0)
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
- if (!bfd_get_section_contents (ibfd, isection, memhunk, (file_ptr) 0,
- size))
+ if (strip_symbols == STRIP_ALL)
{
- nonfatal (bfd_get_filename (ibfd));
+ /* Remove relocations which are not in
+ keep_strip_specific_list. */
+ arelent **temp_relpp;
+ long temp_relcount = 0;
+ long i;
+
+ 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))
+ temp_relpp [temp_relcount++] = relpp [i];
+ relcount = temp_relcount;
+ free (relpp);
+ relpp = temp_relpp;
}
- if (copy_byte >= 0)
- {
- filter_bytes (memhunk, &size);
- /* The section has gotten smaller. */
- if (!bfd_set_section_size (obfd, osection, size))
- nonfatal (bfd_get_filename (obfd));
- }
+ bfd_set_reloc (obfd, osection, relcount == 0 ? NULL : relpp, relcount);
+ if (relcount == 0)
+ free (relpp);
+ }
- if (!bfd_set_section_contents (obfd, osection, memhunk, (file_ptr) 0,
- size))
+ if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS
+ && bfd_get_section_flags (obfd, osection) & SEC_HAS_CONTENTS)
+ {
+ void *memhunk = xmalloc (size);
+
+ if (!bfd_get_section_contents (ibfd, isection, memhunk, 0, size))
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
+
+ if (copy_byte >= 0)
{
- nonfatal (bfd_get_filename (obfd));
+ /* 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, 0, size))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
+ free (memhunk);
+ }
+ else if (p != NULL && p->set_flags && (p->flags & SEC_HAS_CONTENTS) != 0)
+ {
+ 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
+ back again. However, we do permit them to turn on the
+ SEC_HAS_CONTENTS flag, and take it to mean that the section
+ contents should be zeroed out. */
+
+ memset (memhunk, 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;
- 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_vma (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 by VMA. */
- if ((*sec1)->vma > (*sec2)->vma)
+ /* Sort sections by LMA. */
+ if ((*sec1)->lma > (*sec2)->lma)
return 1;
- else if ((*sec1)->vma < (*sec2)->vma)
+ else if ((*sec1)->lma < (*sec2)->lma)
return -1;
- /* Sort sections with the same VMA by size. */
- if ((*sec1)->_raw_size > (*sec2)->_raw_size)
+ /* Sort sections with the same LMA by 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 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));
free (relpp);
}
-/* The number of bytes to copy at once. */
-#define COPY_BUF 8192
+/* Write out debugging information. */
-/* Copy file FROM to file TO, performing no translations.
- Return 0 if ok, -1 if error. */
-
-static int
-simple_copy (from, to)
- char *from, *to;
+static bfd_boolean
+write_debugging_info (bfd *obfd, void *dhandle,
+ long *symcountp ATTRIBUTE_UNUSED,
+ asymbol ***symppp ATTRIBUTE_UNUSED)
{
- int fromfd, tofd, nread;
- int saved;
- char buf[COPY_BUF];
+ if (bfd_get_flavour (obfd) == bfd_target_ieee_flavour)
+ return write_ieee_debugging_info (obfd, dhandle);
- fromfd = open (from, O_RDONLY);
- if (fromfd < 0)
- return -1;
- tofd = open (to, O_WRONLY | O_CREAT | O_TRUNC);
- if (tofd < 0)
+ if (bfd_get_flavour (obfd) == bfd_target_coff_flavour
+ || bfd_get_flavour (obfd) == bfd_target_elf_flavour)
{
- saved = errno;
- close (fromfd);
- errno = saved;
- return -1;
- }
- while ((nread = read (fromfd, buf, sizeof buf)) > 0)
- {
- if (write (tofd, buf, nread) != nread)
+ bfd_byte *syms, *strings;
+ bfd_size_type symsize, stringsize;
+ asection *stabsec, *stabstrsec;
+
+ if (! write_stabs_in_sections_debugging_info (obfd, dhandle, &syms,
+ &symsize, &strings,
+ &stringsize))
+ return FALSE;
+
+ stabsec = bfd_make_section (obfd, ".stab");
+ stabstrsec = bfd_make_section (obfd, ".stabstr");
+ 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)))
{
- saved = errno;
- close (fromfd);
- close (tofd);
- errno = saved;
- return -1;
+ non_fatal (_("%s: can't create debugging section: %s"),
+ bfd_get_filename (obfd),
+ bfd_errmsg (bfd_get_error ()));
+ return FALSE;
}
- }
- saved = errno;
- close (fromfd);
- close (tofd);
- if (nread < 0)
- {
- errno = saved;
- return -1;
- }
- return 0;
-}
-#ifndef S_ISLNK
-#ifdef S_IFLNK
-#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
-#else
-#define S_ISLNK(m) 0
-#define lstat stat
-#endif
-#endif
-
-/* Rename FROM to TO, copying if TO is a link.
- Assumes that TO already exists, because FROM is a temp file.
- Return 0 if ok, -1 if error. */
-
-static int
-smart_rename (from, to)
- char *from, *to;
-{
- struct stat s;
- int ret = 0;
-
- if (lstat (to, &s))
- return -1;
-
- /* Use rename only if TO is not a symbolic link and has
- only one hard link. */
- if (!S_ISLNK (s.st_mode) && s.st_nlink == 1)
- {
- ret = rename (from, to);
- if (ret == 0)
- {
- /* Try to preserve the permission bits and ownership of TO. */
- chmod (to, s.st_mode & 07777);
- chown (to, s.st_uid, s.st_gid);
- }
- else
+ /* 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, 0, symsize)
+ || ! bfd_set_section_contents (obfd, stabstrsec, strings, 0,
+ stringsize))
{
- /* We have to clean up here. */
- int saved = errno;
- fprintf (stderr, "%s: %s: ", program_name, to);
- errno = saved;
- perror ("rename");
- unlink (from);
+ non_fatal (_("%s: can't set debugging section contents: %s"),
+ bfd_get_filename (obfd),
+ bfd_errmsg (bfd_get_error ()));
+ return FALSE;
}
+
+ return TRUE;
}
- else
- {
- ret = simple_copy (from, to);
- if (ret != 0)
- {
- int saved = errno;
- fprintf (stderr, "%s: %s: ", program_name, to);
- errno = saved;
- perror ("simple_copy");
- }
- unlink (from);
- }
- return ret;
+
+ non_fatal (_("%s: don't know how to write debugging information for %s"),
+ bfd_get_filename (obfd), bfd_get_target (obfd));
+ 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:sSgxXVv",
+ 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;
+ strip_symbols = STRIP_ALL;
break;
case 'S':
case 'g':
- strip_symbols = strip_debug;
+ case 'd': /* Historic BSD alias for -g. Used by early NetBSD. */
+ strip_symbols = STRIP_DEBUG;
break;
case OPTION_STRIP_UNNEEDED:
- strip_symbols = strip_unneeded;
+ strip_symbols = STRIP_UNNEEDED;
break;
case 'K':
- if (! keep_symbols && strip_specific_list != NULL)
- {
- fprintf (stderr, "%s: Can not specify both -K and -N\n",
- program_name);
- strip_usage (stderr, 1);
- }
- keep_symbols = true;
- add_strip_symbol (optarg);
+ add_specific_symbol (optarg, &keep_specific_list);
break;
case 'N':
- if (keep_symbols)
- {
- fprintf (stderr, "%s: Can not specify both -K and -N\n",
- program_name);
- strip_usage (stderr, 1);
- }
- add_strip_symbol (optarg);
+ add_specific_symbol (optarg, &strip_specific_list);
+ break;
+ case 'o':
+ output_file = optarg;
+ break;
+ case 'p':
+ preserve_dates = TRUE;
break;
case 'x':
- discard_locals = locals_all;
+ discard_locals = LOCALS_ALL;
break;
case 'X':
- discard_locals = locals_start_L;
+ 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 0:
- break; /* we've been given a long option */
+ /* We've been given a long option. */
+ break;
+ case 'w':
+ wildcard = TRUE;
+ break;
+ case 'H':
case 'h':
strip_usage (stdout, 0);
default:
}
}
- if (show_version)
+ if (formats_info)
{
- printf ("GNU %s version %s\n", program_name, program_version);
- exit (0);
+ display_info ();
+ return 0;
}
+
+ if (show_version)
+ print_version ("strip");
/* Default is to strip all symbols. */
- if (strip_symbols == strip_undef
- && discard_locals == locals_undef
+ if (strip_symbols == STRIP_UNDEF
+ && discard_locals == LOCALS_UNDEF
&& strip_specific_list == NULL)
- strip_symbols = strip_all;
+ strip_symbols = STRIP_ALL;
- if (output_target == (char *) NULL)
+ if (output_target == NULL)
output_target = input_target;
i = optind;
- if (i == argc)
+ if (i == argc
+ || (output_file != NULL && (i + 1) < argc))
strip_usage (stderr, 1);
for (; i < argc; i++)
{
int hold_status = status;
+ struct stat statbuf;
+ char *tmpname;
+
+ if (get_file_size (argv[i]) < 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);
- char *tmpname = make_tempname (argv[i]);
+ if (output_file != NULL)
+ tmpname = output_file;
+ else
+ tmpname = make_tempname (argv[i]);
status = 0;
+
copy_file (argv[i], tmpname, input_target, output_target);
if (status == 0)
{
- smart_rename (tmpname, argv[i]);
+ if (preserve_dates)
+ set_times (tmpname, &statbuf);
+ if (output_file == NULL)
+ smart_rename (tmpname, argv[i], preserve_dates);
status = hold_status;
}
else
unlink (tmpname);
- free (tmpname);
+ if (output_file == NULL)
+ free (tmpname);
}
return 0;
}
static int
-copy_main (argc, argv)
- int argc;
- char *argv[];
+copy_main (int argc, char *argv[])
{
- char *input_filename = NULL, *output_filename = NULL;
- char *input_target = NULL, *output_target = NULL;
- boolean show_version = false;
- boolean adjust_warn = true;
+ char * binary_architecture = NULL;
+ 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:i:I:K:N:s:O:d:F:R:SgxXVv",
+ 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)
{
case 'b':
- copy_byte = atoi(optarg);
+ copy_byte = atoi (optarg);
if (copy_byte < 0)
- {
- fprintf (stderr, "%s: byte number must be non-negative\n",
- program_name);
- exit (1);
- }
+ fatal (_("byte number must be non-negative"));
+ break;
+
+ case 'B':
+ binary_architecture = optarg;
break;
+
case 'i':
- interleave = atoi(optarg);
+ interleave = atoi (optarg);
if (interleave < 1)
- {
- fprintf(stderr, "%s: interleave must be positive\n",
- program_name);
- exit (1);
- }
+ fatal (_("interleave must be positive"));
break;
+
case 'I':
case 's': /* "source" - 'I' is preferred */
input_target = optarg;
break;
+
case 'O':
case 'd': /* "destination" - 'O' is preferred */
output_target = optarg;
break;
+
case 'F':
input_target = output_target = optarg;
break;
+
+ case 'j':
+ p = find_section_list (optarg, TRUE);
+ if (p->remove)
+ fatal (_("%s both copied and removed"), optarg);
+ p->copy = TRUE;
+ sections_copied = TRUE;
+ break;
+
case 'R':
- p = find_section_list (optarg, true);
- p->remove = true;
- sections_removed = true;
+ p = find_section_list (optarg, TRUE);
+ if (p->copy)
+ fatal (_("%s both copied and removed"), optarg);
+ p->remove = TRUE;
+ sections_removed = TRUE;
break;
+
case 'S':
- strip_symbols = strip_all;
+ strip_symbols = STRIP_ALL;
break;
+
case 'g':
- strip_symbols = strip_debug;
+ strip_symbols = STRIP_DEBUG;
break;
+
case OPTION_STRIP_UNNEEDED:
- strip_symbols = strip_unneeded;
+ strip_symbols = STRIP_UNNEEDED;
+ break;
+
+ case OPTION_ONLY_KEEP_DEBUG:
+ strip_symbols = STRIP_NONDEBUG;
break;
+
+ case OPTION_ADD_GNU_DEBUGLINK:
+ gnu_debuglink_filename = optarg;
+ break;
+
case 'K':
- if (! keep_symbols && strip_specific_list != NULL)
- {
- fprintf (stderr, "%s: Can not specify both -K and -N\n",
- program_name);
- strip_usage (stderr, 1);
- }
- keep_symbols = true;
- add_strip_symbol (optarg);
+ add_specific_symbol (optarg, &keep_specific_list);
break;
+
case 'N':
- if (keep_symbols)
- {
- fprintf (stderr, "%s: Can not specify both -K and -N\n",
- program_name);
- strip_usage (stderr, 1);
- }
- add_strip_symbol (optarg);
+ add_specific_symbol (optarg, &strip_specific_list);
break;
+
+ case 'L':
+ add_specific_symbol (optarg, &localize_specific_list);
+ break;
+
+ case 'G':
+ add_specific_symbol (optarg, &keepglobal_specific_list);
+ break;
+
+ case 'W':
+ add_specific_symbol (optarg, &weaken_specific_list);
+ break;
+
+ case 'p':
+ preserve_dates = TRUE;
+ break;
+
+ case 'w':
+ wildcard = TRUE;
+ break;
+
case 'x':
- discard_locals = locals_all;
+ discard_locals = LOCALS_ALL;
break;
+
case 'X':
- discard_locals = locals_start_L;
+ 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_WEAKEN:
+ weaken = TRUE;
+ break;
+
case OPTION_ADD_SECTION:
{
const char *s;
- struct stat st;
+ off_t size;
struct section_add *pa;
int len;
char *name;
FILE *f;
s = strchr (optarg, '=');
+
if (s == NULL)
- {
- fprintf (stderr,
- "%s: bad format for --add-section NAME=FILENAME\n",
- program_name);
- exit (1);
- }
+ fatal (_("bad format for %s"), "--add-section");
- if (stat (s + 1, &st) < 0)
- {
- fprintf (stderr, "%s: ", program_name);
- perror (s + 1);
- exit (1);
- }
+ size = get_file_size (s + 1);
+ if (size < 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)
- {
- fprintf (stderr, "%s: ", program_name);
- perror (pa->filename);
- exit (1);
- }
+ fatal (_("cannot open: %s: %s"),
+ pa->filename, strerror (errno));
+
if (fread (pa->contents, 1, pa->size, f) == 0
|| ferror (f))
- {
- fprintf (stderr, "%s: %s: fread failed\n",
- program_name, pa->filename);
- exit (1);
- }
+ fatal (_("%s: fread failed"), pa->filename);
+
fclose (f);
pa->next = add_sections;
add_sections = pa;
}
break;
- case OPTION_ADJUST_START:
- adjust_start = parse_vma (optarg, "--adjust-start");
+
+ case OPTION_CHANGE_START:
+ change_start = parse_vma (optarg, "--change-start");
break;
- case OPTION_ADJUST_SECTION_VMA:
+
+ case OPTION_CHANGE_SECTION_ADDRESS:
+ case OPTION_CHANGE_SECTION_LMA:
+ case OPTION_CHANGE_SECTION_VMA:
{
const char *s;
int len;
char *name;
+ char *option = NULL;
+ bfd_vma val;
+ enum change_action what = CHANGE_IGNORE;
+
+ switch (c)
+ {
+ case OPTION_CHANGE_SECTION_ADDRESS:
+ option = "--change-section-address";
+ break;
+ case OPTION_CHANGE_SECTION_LMA:
+ option = "--change-section-lma";
+ break;
+ case OPTION_CHANGE_SECTION_VMA:
+ option = "--change-section-vma";
+ break;
+ }
s = strchr (optarg, '=');
if (s == NULL)
{
s = strchr (optarg, '-');
if (s == NULL)
- {
- fprintf (stderr,
- "%s: bad format for --adjust-section-vma\n",
- program_name);
- exit (1);
- }
+ fatal (_("bad format for %s"), option);
}
}
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->val = parse_vma (s + 1, "--adjust-section-vma");
+ val = parse_vma (s + 1, option);
- if (*s == '=')
- p->adjust = set_vma;
- else
+ switch (*s)
+ {
+ case '=': what = CHANGE_SET; break;
+ case '-': val = - val; /* Drop through. */
+ case '+': what = CHANGE_MODIFY; break;
+ }
+
+ switch (c)
{
- p->adjust = adjust_vma;
- if (*s == '-')
- p->val = - p->val;
+ case OPTION_CHANGE_SECTION_ADDRESS:
+ p->change_vma = what;
+ p->vma_val = val;
+ /* Drop through. */
+
+ case OPTION_CHANGE_SECTION_LMA:
+ p->change_lma = what;
+ p->lma_val = val;
+ break;
+
+ case OPTION_CHANGE_SECTION_VMA:
+ p->change_vma = what;
+ p->vma_val = val;
+ break;
}
}
break;
- case OPTION_ADJUST_VMA:
- adjust_section_vma = parse_vma (optarg, "--adjust-vma");
- adjust_start = adjust_section_vma;
+
+ case OPTION_CHANGE_ADDRESSES:
+ change_section_address = parse_vma (optarg, "--change-addresses");
+ change_start = change_section_address;
break;
- case OPTION_ADJUST_WARNINGS:
- adjust_warn = true;
+
+ case OPTION_CHANGE_WARNINGS:
+ change_warn = TRUE;
+ break;
+
+ case OPTION_CHANGE_LEADING_CHAR:
+ change_leading_char = TRUE;
+ break;
+
+ case OPTION_DEBUGGING:
+ convert_debugging = TRUE;
break;
+
case OPTION_GAP_FILL:
{
bfd_vma gap_fill_vma;
gap_fill = (bfd_byte) gap_fill_vma;
if ((bfd_vma) gap_fill != gap_fill_vma)
{
- fprintf (stderr, "%s: warning: truncating gap-fill from 0x",
- program_name);
- fprintf_vma (stderr, gap_fill_vma);
- fprintf (stderr, "to 0x%x\n", (unsigned int) gap_fill);
+ char buff[20];
+
+ sprintf_vma (buff, gap_fill_vma);
+
+ 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_ADJUST_WARNINGS:
- adjust_warn = false;
+
+ case OPTION_NO_CHANGE_WARNINGS:
+ 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;
+ break;
+
+ case OPTION_REDEFINE_SYM:
+ {
+ /* Push this redefinition onto redefine_symbol_list. */
+
+ int len;
+ const char *s;
+ const char *nextarg;
+ char *source, *target;
+
+ s = strchr (optarg, '=');
+ if (s == NULL)
+ fatal (_("bad format for %s"), "--redefine-sym");
+
+ len = s - optarg;
+ source = xmalloc (len + 1);
+ strncpy (source, optarg, len);
+ source[len] = '\0';
+
+ nextarg = s + 1;
+ len = strlen (nextarg);
+ target = xmalloc (len + 1);
+ strcpy (target, nextarg);
+
+ 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;
s = strchr (optarg, '=');
if (s == NULL)
- {
- fprintf (stderr, "%s: bad format for --set-section-flags\n",
- program_name);
- exit (1);
- }
+ 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;
+
+ case OPTION_RENAME_SECTION:
+ {
+ flagword flags;
+ const char *eq, *fl;
+ char *old_name;
+ char *new_name;
+ unsigned int len;
+
+ eq = strchr (optarg, '=');
+ if (eq == NULL)
+ fatal (_("bad format for %s"), "--rename-section");
+
+ len = eq - optarg;
+ if (len == 0)
+ fatal (_("bad format for %s"), "--rename-section");
+
+ old_name = xmalloc (len + 1);
+ strncpy (old_name, optarg, len);
+ old_name[len] = 0;
+
+ eq++;
+ fl = strchr (eq, ',');
+ if (fl)
+ {
+ flags = parse_flags (fl + 1);
+ len = fl - eq;
+ }
+ else
+ {
+ flags = -1;
+ len = strlen (eq);
+ }
+
+ if (len == 0)
+ fatal (_("bad format for %s"), "--rename-section");
+
+ new_name = xmalloc (len + 1);
+ strncpy (new_name, eq, len);
+ new_name[len] = 0;
+
+ add_section_rename (old_name, new_name, flags);
+ }
+ break;
+
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_FORCES3:
+ S3Forced = TRUE;
+ break;
+
+ case OPTION_STRIP_SYMBOLS:
+ add_specific_symbols (optarg, &strip_specific_list);
+ break;
+
+ case OPTION_KEEP_SYMBOLS:
+ add_specific_symbols (optarg, &keep_specific_list);
+ break;
+
+ case OPTION_LOCALIZE_SYMBOLS:
+ add_specific_symbols (optarg, &localize_specific_list);
+ break;
+
+ case OPTION_KEEPGLOBAL_SYMBOLS:
+ add_specific_symbols (optarg, &keepglobal_specific_list);
+ break;
+
+ case OPTION_WEAKEN_SYMBOLS:
+ add_specific_symbols (optarg, &weaken_specific_list);
+ 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"));
+ 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);
+
default:
copy_usage (stderr, 1);
}
}
- if (show_version)
+ if (formats_info)
{
- printf ("GNU %s version %s\n", program_name, program_version);
- exit (0);
+ display_info ();
+ return 0;
}
+
+ if (show_version)
+ print_version ("objcopy");
if (copy_byte >= interleave)
- {
- fprintf (stderr, "%s: byte number must be less than interleave\n",
- program_name);
- exit (1);
- }
+ fatal (_("byte number must be less than interleave"));
if (optind == argc || optind + 2 < argc)
copy_usage (stderr, 1);
output_filename = argv[optind + 1];
/* Default is to strip no symbols. */
- if (strip_symbols == strip_undef && discard_locals == locals_undef)
- strip_symbols = strip_none;
+ 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 there is no destination file then create a temp and rename
- the result into the input. */
+ if (binary_architecture != NULL)
+ {
+ if (input_target && strcmp (input_target, "binary") == 0)
+ {
+ 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;
+ 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."));
+ non_fatal (_(" Argument %s ignored"), binary_architecture);
+ }
+ }
+
+ if (preserve_dates)
+ if (stat (input_filename, & statbuf) < 0)
+ 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);
+
copy_file (input_filename, tmpname, input_target, output_target);
if (status == 0)
- smart_rename (tmpname, input_filename);
+ {
+ if (preserve_dates)
+ set_times (tmpname, &statbuf);
+ smart_rename (tmpname, input_filename, preserve_dates);
+ }
else
unlink (tmpname);
}
else
{
copy_file (input_filename, output_filename, input_target, output_target);
+
+ if (status == 0 && preserve_dates)
+ set_times (output_filename, &statbuf);
}
- if (adjust_warn)
+ if (change_warn)
{
- for (p = adjust_sections; p != NULL; p = p->next)
+ for (p = change_sections; p != NULL; p = p->next)
{
- if (! p->used && p->adjust != ignore_vma)
+ if (! p->used)
{
- fprintf (stderr, "%s: warning: --adjust-section-vma %s%c0x",
- program_name, p->name,
- p->adjust == set_vma ? '=' : '+');
- fprintf_vma (stderr, p->val);
- fprintf (stderr, " never used\n");
+ if (p->change_vma != CHANGE_IGNORE)
+ {
+ char buff [20];
+
+ sprintf_vma (buff, p->vma_val);
+
+ /* xgettext:c-format */
+ non_fatal (_("%s %s%c0x%s never used"),
+ "--change-section-vma",
+ p->name,
+ p->change_vma == CHANGE_SET ? '=' : '+',
+ buff);
+ }
+
+ if (p->change_lma != CHANGE_IGNORE)
+ {
+ char buff [20];
+
+ sprintf_vma (buff, p->lma_val);
+
+ /* xgettext:c-format */
+ non_fatal (_("%s %s%c0x%s never used"),
+ "--change-section-lma",
+ p->name,
+ p->change_lma == CHANGE_SET ? '=' : '+',
+ buff);
+ }
}
}
}
}
int
-main (argc, argv)
- int argc;
- char *argv[];
+main (int argc, char *argv[])
{
+#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
+ setlocale (LC_MESSAGES, "");
+#endif
+#if defined (HAVE_SETLOCALE)
+ setlocale (LC_CTYPE, "");
+#endif
+ bindtextdomain (PACKAGE, LOCALEDIR);
+ textdomain (PACKAGE);
+
program_name = argv[0];
xmalloc_set_program_name (program_name);
START_PROGRESS (program_name, 0);
- strip_symbols = strip_undef;
- discard_locals = locals_undef;
+ strip_symbols = STRIP_UNDEF;
+ discard_locals = LOCALS_UNDEF;
bfd_init ();
+ set_default_bfd_target ();
if (is_strip < 0)
{
int i = strlen (program_name);
- is_strip = (i >= 5 && strcmp (program_name + i - 5, "strip") == 0);
+#ifdef HAVE_DOS_BASED_FILE_SYSTEM
+ /* Drop the .exe suffix, if any. */
+ if (i > 4 && FILENAME_CMP (program_name + i - 4, ".exe") == 0)
+ {
+ i -= 4;
+ program_name[i] = '\0';
+ }
+#endif
+ is_strip = (i >= 5 && FILENAME_CMP (program_name + i - 5, "strip") == 0);
}
if (is_strip)