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/* objcopy.c -- copy object file from input to output, optionally massaging it.
   Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
   Free Software Foundation, Inc.
 
   This file is part of GNU Binutils.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
   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., 51 Franklin Street - Fifth Floor, Boston, MA
   02110-1301, USA.  */
 
#include "sysdep.h"
#include "bfd.h"
#include "progress.h"
#include "getopt.h"
#include "libiberty.h"
#include "bucomm.h"
#include "budbg.h"
#include "filenames.h"
#include "fnmatch.h"
#include "elf-bfd.h"
#include <sys/stat.h>
#include "libbfd.h"
#include "coff/internal.h"
#include "libcoff.h"
 
/* FIXME: See bfd/peXXigen.c for why we include an architecture specific
   header in generic PE code.  */
#include "coff/i386.h"
#include "coff/pe.h"
 
static bfd_vma pe_file_alignment = (bfd_vma) -1;
static bfd_vma pe_heap_commit = (bfd_vma) -1;
static bfd_vma pe_heap_reserve = (bfd_vma) -1;
static bfd_vma pe_image_base = (bfd_vma) -1;
static bfd_vma pe_section_alignment = (bfd_vma) -1;
static bfd_vma pe_stack_commit = (bfd_vma) -1;
static bfd_vma pe_stack_reserve = (bfd_vma) -1;
static short pe_subsystem = -1;
static short pe_major_subsystem_version = -1;
static short pe_minor_subsystem_version = -1;
 
struct is_specified_symbol_predicate_data
{
  const char    *name;
  bfd_boolean   found;
};
 
/* 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;
 
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 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_NONDEBUG,             /* Strip everything but debug info.  */
    STRIP_ALL                   /* Strip all symbols.  */
  };
 
/* 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.  */
  };
 
/* Which local symbols to remove.  Overrides STRIP_ALL.  */
static enum locals_action discard_locals;
 
/* 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
{
  struct section_list * next;      /* Next section to change.  */
  const char *          name;      /* Section name.  */
  bfd_boolean           used;      /* Whether this entry was used.  */
  bfd_boolean           remove;    /* Whether to remove this section.  */
  bfd_boolean           copy;      /* Whether to copy this section.  */
  enum change_action    change_vma;/* Whether to change or set VMA.  */
  bfd_vma               vma_val;   /* Amount to change by or set to.  */
  enum change_action    change_lma;/* Whether to change or set LMA.  */
  bfd_vma               lma_val;   /* Amount to change by or set to.  */
  bfd_boolean           set_flags; /* Whether to set the section flags.  */
  flagword              flags;     /* What to set the section flags to.  */
};
 
static struct section_list *change_sections;
 
/* TRUE if some sections are to be removed.  */
static bfd_boolean sections_removed;
 
/* 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;
 
/* Changes to section addresses.  */
static bfd_vma change_section_address = 0;
 
/* Filling gaps between sections.  */
static bfd_boolean gap_fill_set = FALSE;
static bfd_byte gap_fill = 0;
 
/* Pad to a given address.  */
static bfd_boolean pad_to_set = FALSE;
static bfd_vma pad_to;
 
/* Use alternative machine code?  */
static unsigned long use_alt_mach_code = 0;
 
/* Output BFD flags user wants to set or clear */
static flagword bfd_flags_to_set;
static flagword bfd_flags_to_clear;
 
/* List of sections to add.  */
struct section_add
{
  /* Next section to add.  */
  struct section_add *next;
  /* Name of section to add.  */
  const char *name;
  /* Name of file holding section contents.  */
  const char *filename;
  /* Size of file.  */
  size_t size;
  /* Contents of file.  */
  bfd_byte *contents;
  /* BFD section, after it has been added.  */
  asection *section;
};
 
/* List of sections to add to the output BFD.  */
static struct section_add *add_sections;
 
/* If non-NULL the argument to --add-gnu-debuglink.
   This should be the filename to store in the .gnu_debuglink section.  */
static const char * gnu_debuglink_filename = NULL;
 
/* Whether to convert debugging information.  */
static 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;
 
/* True if --localize-hidden is in effect.  */
static bfd_boolean localize_hidden = FALSE;
 
/* List of symbols to strip, keep, localize, keep-global, weaken,
   or redefine.  */
static htab_t strip_specific_htab = NULL;
static htab_t strip_unneeded_htab = NULL;
static htab_t keep_specific_htab = NULL;
static htab_t localize_specific_htab = NULL;
static htab_t globalize_specific_htab = NULL;
static htab_t keepglobal_specific_htab = NULL;
static htab_t weaken_specific_htab = 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;
 
/* If this is TRUE, we retain BSF_FILE symbols.  */
static bfd_boolean keep_file_symbols = FALSE;
 
/* Prefix symbols/sections.  */
static char *prefix_symbols_string = 0;
static char *prefix_sections_string = 0;
static char *prefix_alloc_sections_string = 0;
 
/* True if --extract-symbol was passed on the command line.  */
static bfd_boolean extract_symbol = FALSE;
 
/* If `reverse_bytes' is nonzero, then reverse the order of every chunk
   of <reverse_bytes> bytes within each output section.  */
static int reverse_bytes = 0;
 
/* For Coff objects, we may want to allow or disallow long section names,
   or preserve them where found in the inputs.  Debug info relies on them.  */
enum long_section_name_handling
  {
    DISABLE,
    ENABLE,
    KEEP
  };
 
/* The default long section handling mode is to preserve them.
   This is also the only behaviour for 'strip'.  */
static enum long_section_name_handling long_section_names = KEEP;
 
/* 150 isn't special; it's just an arbitrary non-ASCII char value.  */
enum command_line_switch
  {
    OPTION_ADD_SECTION=150,
    OPTION_CHANGE_ADDRESSES,
    OPTION_CHANGE_LEADING_CHAR,
    OPTION_CHANGE_START,
    OPTION_CHANGE_SECTION_ADDRESS,
    OPTION_CHANGE_SECTION_LMA,
    OPTION_CHANGE_SECTION_VMA,
    OPTION_CHANGE_WARNINGS,
    OPTION_DEBUGGING,
    OPTION_GAP_FILL,
    OPTION_NO_CHANGE_WARNINGS,
    OPTION_PAD_TO,
    OPTION_REMOVE_LEADING_CHAR,
    OPTION_SET_SECTION_FLAGS,
    OPTION_SET_START,
    OPTION_STRIP_UNNEEDED,
    OPTION_WEAKEN,
    OPTION_REDEFINE_SYM,
    OPTION_REDEFINE_SYMS,
    OPTION_SREC_LEN,
    OPTION_SREC_FORCES3,
    OPTION_STRIP_SYMBOLS,
    OPTION_STRIP_UNNEEDED_SYMBOL,
    OPTION_STRIP_UNNEEDED_SYMBOLS,
    OPTION_KEEP_SYMBOLS,
    OPTION_LOCALIZE_HIDDEN,
    OPTION_LOCALIZE_SYMBOLS,
    OPTION_LONG_SECTION_NAMES,
    OPTION_GLOBALIZE_SYMBOL,
    OPTION_GLOBALIZE_SYMBOLS,
    OPTION_KEEPGLOBAL_SYMBOLS,
    OPTION_WEAKEN_SYMBOLS,
    OPTION_RENAME_SECTION,
    OPTION_ALT_MACH_CODE,
    OPTION_PREFIX_SYMBOLS,
    OPTION_PREFIX_SECTIONS,
    OPTION_PREFIX_ALLOC_SECTIONS,
    OPTION_FORMATS_INFO,
    OPTION_ADD_GNU_DEBUGLINK,
    OPTION_ONLY_KEEP_DEBUG,
    OPTION_KEEP_FILE_SYMBOLS,
    OPTION_READONLY_TEXT,
    OPTION_WRITABLE_TEXT,
    OPTION_PURE,
    OPTION_IMPURE,
    OPTION_EXTRACT_SYMBOL,
    OPTION_REVERSE_BYTES,
    OPTION_FILE_ALIGNMENT,
    OPTION_HEAP,
    OPTION_IMAGE_BASE,
    OPTION_SECTION_ALIGNMENT,
    OPTION_STACK,
    OPTION_SUBSYSTEM
  };
 
/* Options to handle if running as "strip".  */
 
static struct option strip_options[] =
{
  {"discard-all", no_argument, 0, 'x'},
  {"discard-locals", no_argument, 0, 'X'},
  {"format", required_argument, 0, 'F'}, /* Obsolete */
  {"help", no_argument, 0, 'h'},
  {"info", no_argument, 0, OPTION_FORMATS_INFO},
  {"input-format", required_argument, 0, 'I'}, /* Obsolete */
  {"input-target", required_argument, 0, 'I'},
  {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS},
  {"keep-symbol", required_argument, 0, 'K'},
  {"only-keep-debug", no_argument, 0, OPTION_ONLY_KEEP_DEBUG},
  {"output-format", required_argument, 0, 'O'},  /* Obsolete */
  {"output-target", required_argument, 0, 'O'},
  {"output-file", required_argument, 0, 'o'},
  {"preserve-dates", no_argument, 0, 'p'},
  {"remove-section", required_argument, 0, 'R'},
  {"strip-all", no_argument, 0, 's'},
  {"strip-debug", no_argument, 0, 'S'},
  {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED},
  {"strip-symbol", required_argument, 0, 'N'},
  {"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}
};
 
/* Options to handle if running as "objcopy".  */
 
static struct option copy_options[] =
{
  {"add-gnu-debuglink", required_argument, 0, OPTION_ADD_GNU_DEBUGLINK},
  {"add-section", required_argument, 0, OPTION_ADD_SECTION},
  {"adjust-start", required_argument, 0, OPTION_CHANGE_START},
  {"adjust-vma", required_argument, 0, OPTION_CHANGE_ADDRESSES},
  {"adjust-section-vma", required_argument, 0, OPTION_CHANGE_SECTION_ADDRESS},
  {"adjust-warnings", no_argument, 0, OPTION_CHANGE_WARNINGS},
  {"alt-machine-code", required_argument, 0, OPTION_ALT_MACH_CODE},
  {"binary-architecture", required_argument, 0, 'B'},
  {"byte", required_argument, 0, 'b'},
  {"change-addresses", required_argument, 0, OPTION_CHANGE_ADDRESSES},
  {"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'},
  {"extract-symbol", no_argument, 0, OPTION_EXTRACT_SYMBOL},
  {"format", required_argument, 0, 'F'}, /* Obsolete */
  {"gap-fill", required_argument, 0, OPTION_GAP_FILL},
  {"globalize-symbol", required_argument, 0, OPTION_GLOBALIZE_SYMBOL},
  {"globalize-symbols", required_argument, 0, OPTION_GLOBALIZE_SYMBOLS},
  {"help", no_argument, 0, 'h'},
  {"impure", no_argument, 0, OPTION_IMPURE},
  {"info", no_argument, 0, OPTION_FORMATS_INFO},
  {"input-format", required_argument, 0, 'I'}, /* Obsolete */
  {"input-target", required_argument, 0, 'I'},
  {"interleave", required_argument, 0, 'i'},
  {"keep-file-symbols", no_argument, 0, OPTION_KEEP_FILE_SYMBOLS},
  {"keep-global-symbol", required_argument, 0, 'G'},
  {"keep-global-symbols", required_argument, 0, OPTION_KEEPGLOBAL_SYMBOLS},
  {"keep-symbol", required_argument, 0, 'K'},
  {"keep-symbols", required_argument, 0, OPTION_KEEP_SYMBOLS},
  {"localize-hidden", no_argument, 0, OPTION_LOCALIZE_HIDDEN},
  {"localize-symbol", required_argument, 0, 'L'},
  {"localize-symbols", required_argument, 0, OPTION_LOCALIZE_SYMBOLS},
  {"long-section-names", required_argument, 0, OPTION_LONG_SECTION_NAMES},
  {"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},
  {"reverse-bytes", required_argument, 0, OPTION_REVERSE_BYTES},
  {"set-section-flags", required_argument, 0, OPTION_SET_SECTION_FLAGS},
  {"set-start", required_argument, 0, OPTION_SET_START},
  {"srec-len", required_argument, 0, OPTION_SREC_LEN},
  {"srec-forceS3", no_argument, 0, OPTION_SREC_FORCES3},
  {"strip-all", no_argument, 0, 'S'},
  {"strip-debug", no_argument, 0, 'g'},
  {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED},
  {"strip-unneeded-symbol", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOL},
  {"strip-unneeded-symbols", required_argument, 0, OPTION_STRIP_UNNEEDED_SYMBOLS},
  {"strip-symbol", required_argument, 0, 'N'},
  {"strip-symbols", required_argument, 0, OPTION_STRIP_SYMBOLS},
  {"target", required_argument, 0, 'F'},
  {"verbose", no_argument, 0, 'v'},
  {"version", no_argument, 0, 'V'},
  {"weaken", no_argument, 0, OPTION_WEAKEN},
  {"weaken-symbol", required_argument, 0, 'W'},
  {"weaken-symbols", required_argument, 0, OPTION_WEAKEN_SYMBOLS},
  {"wildcard", no_argument, 0, 'w'},
  {"writable-text", no_argument, 0, OPTION_WRITABLE_TEXT},
  {"file-alignment", required_argument, 0, OPTION_FILE_ALIGNMENT},
  {"heap", required_argument, 0, OPTION_HEAP},
  {"image-base", required_argument, 0 , OPTION_IMAGE_BASE},
  {"section-alignment", required_argument, 0, OPTION_SECTION_ALIGNMENT},
  {"stack", required_argument, 0, OPTION_STACK},
  {"subsystem", required_argument, 0, OPTION_SUBSYSTEM},
  {0, no_argument, 0, 0}
};
 
/* IMPORTS */
extern char *program_name;
 
/* 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.  */
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 *);
 
static void
copy_usage (FILE *stream, int exit_status)
{
  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\
     --strip-unneeded-symbol <name>\n\
                                   Do not copy symbol <name> unless needed by\n\
                                     relocations\n\
     --only-keep-debug             Strip everything but the debug information\n\
     --extract-symbol              Remove section contents but keep symbols\n\
  -K --keep-symbol <name>          Do not strip symbol <name>\n\
     --keep-file-symbols           Do not strip file symbol(s)\n\
     --localize-hidden             Turn all ELF hidden symbols into locals\n\
  -L --localize-symbol <name>      Force symbol <name> to be marked as a local\n\
     --globalize-symbol <name>     Force symbol <name> to be marked as a global\n\
  -G --keep-global-symbol <name>   Localize all symbols except <name>\n\
  -W --weaken-symbol <name>        Force symbol <name> to be marked as a weak\n\
     --weaken                      Force all global symbols to be marked as weak\n\
  -w --wildcard                    Permit wildcard in symbol comparison\n\
  -x --discard-all                 Remove all non-global symbols\n\
  -X --discard-locals              Remove any compiler-generated symbols\n\
  -i --interleave <number>         Only copy one out of every <number> bytes\n\
  -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\
     --long-section-names {enable|disable|keep}\n\
                                   Handle long section names in Coff objects.\n\
     --change-leading-char         Force output format's leading character style\n\
     --remove-leading-char         Remove leading character from global symbols\n\
     --reverse-bytes=<num>         Reverse <num> bytes at a time, in output sections with content\n\
     --redefine-sym <old>=<new>    Redefine symbol name <old> to <new>\n\
     --redefine-syms <file>        --redefine-sym for all symbol pairs \n\
                                     listed in <file>\n\
     --srec-len <number>           Restrict the length of generated Srecords\n\
     --srec-forceS3                Restrict the type of generated Srecords to S3\n\
     --strip-symbols <file>        -N for all symbols listed in <file>\n\
     --strip-unneeded-symbols <file>\n\
                                   --strip-unneeded-symbol for all symbols listed\n\
                                     in <file>\n\
     --keep-symbols <file>         -K for all symbols listed in <file>\n\
     --localize-symbols <file>     -L for all symbols listed in <file>\n\
     --globalize-symbols <file>    --globalize-symbol for all in <file>\n\
     --keep-global-symbols <file>  -G for all symbols listed in <file>\n\
     --weaken-symbols <file>       -W for all symbols listed in <file>\n\
     --alt-machine-code <index>    Use the target's <index>'th alternative machine\n\
     --writable-text               Mark the output text as writable\n\
     --readonly-text               Make the output text write protected\n\
     --pure                        Mark the output file as demand paged\n\
     --impure                      Mark the output file as impure\n\
     --prefix-symbols <prefix>     Add <prefix> to start of every symbol name\n\
     --prefix-sections <prefix>    Add <prefix> to start of every section name\n\
     --prefix-alloc-sections <prefix>\n\
                                   Add <prefix> to start of every allocatable\n\
                                     section name\n\
     --file-alignment <num>        Set PE file alignment to <num>\n\
     --heap <reserve>[,<commit>]   Set PE reserve/commit heap to <reserve>/\n\
                                   <commit>\n\
     --image-base <address>        Set PE image base to <address>\n\
     --section-alignment <num>     Set PE section alignment to <num>\n\
     --stack <reserve>[,<commit>]  Set PE reserve/commit stack to <reserve>/\n\
                                   <commit>\n\
     --subsystem <name>[:<version>]\n\
                                   Set PE subsystem to <name> [& <version>]\n]\
  -v --verbose                     List all object files modified\n\
  @<file>                          Read options from <file>\n\
  -V --version                     Display this program's version number\n\
  -h --help                        Display this output\n\
     --info                        List object formats & architectures supported\n\
"));
  list_supported_targets (program_name, stream);
  if (REPORT_BUGS_TO[0] && exit_status == 0)
    fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
  exit (exit_status);
}
 
static void
strip_usage (FILE *stream, int exit_status)
{
  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>          Do not strip symbol <name>\n\
     --keep-file-symbols           Do not strip file symbol(s)\n\
  -w --wildcard                    Permit wildcard in symbol comparison\n\
  -x --discard-all                 Remove all non-global symbols\n\
  -X --discard-locals              Remove any compiler-generated symbols\n\
  -v --verbose                     List all object files modified\n\
  -V --version                     Display this program's version number\n\
  -h --help                        Display this output\n\
     --info                        List object formats & architectures supported\n\
  -o <file>                        Place stripped output into <file>\n\
"));
 
  list_supported_targets (program_name, stream);
  if (REPORT_BUGS_TO[0] && exit_status == 0)
    fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
  exit (exit_status);
}
 
/* Parse section flags into a flagword, with a fatal error if the
   string can't be parsed.  */
 
static flagword
parse_flags (const char *s)
{
  flagword ret;
  const char *snext;
  int len;
 
  ret = SEC_NO_FLAGS;
 
  do
    {
      snext = strchr (s, ',');
      if (snext == NULL)
        len = strlen (s);
      else
        {
          len = snext - s;
          ++snext;
        }
 
      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_COFF_SHARED);
      PARSE_FLAG ("contents", SEC_HAS_CONTENTS);
#undef PARSE_FLAG
      else
        {
          char *copy;
 
          copy = (char *) 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;
    }
  while (s != NULL);
 
  return ret;
}
 
/* Find and optionally add an entry in the change_sections list.  */
 
static struct section_list *
find_section_list (const char *name, bfd_boolean add)
{
  struct section_list *p;
 
  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->name = name;
  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 = change_sections;
  change_sections = p;
 
  return p;
}
 
/* There is htab_hash_string but no htab_eq_string. Makes sense.  */
 
static int
eq_string (const void *s1, const void *s2)
{
  return strcmp ((const char *) s1, (const char *) s2) == 0;
}
 
static htab_t
create_symbol_htab (void)
{
  return htab_create_alloc (16, htab_hash_string, eq_string, NULL, xcalloc, free);
}
 
static void
create_symbol_htabs (void)
{
  strip_specific_htab = create_symbol_htab ();
  strip_unneeded_htab = create_symbol_htab ();
  keep_specific_htab = create_symbol_htab ();
  localize_specific_htab = create_symbol_htab ();
  globalize_specific_htab = create_symbol_htab ();
  keepglobal_specific_htab = create_symbol_htab ();
  weaken_specific_htab = create_symbol_htab ();
}
 
/* Add a symbol to strip_specific_list.  */
 
static void
add_specific_symbol (const char *name, htab_t htab)
{
  *htab_find_slot (htab, name, INSERT) = (char *) name;
}
 
/* Add symbols listed in `filename' to strip_specific_list.  */
 
#define IS_WHITESPACE(c)      ((c) == ' ' || (c) == '\t')
#define IS_LINE_TERMINATOR(c) ((c) == '\n' || (c) == '\r' || (c) == '\0')
 
static void
add_specific_symbols (const char *filename, htab_t htab)
{
  off_t  size;
  FILE * f;
  char * line;
  char * buffer;
  unsigned int line_count;
 
  size = get_file_size (filename);
  if (size == 0)
    {
      status = 1;
      return;
    }
 
  buffer = (char *) xmalloc (size + 2);
  f = fopen (filename, FOPEN_RT);
  if (f == NULL)
    fatal (_("cannot open '%s': %s"), filename, strerror (errno));
 
  if (fread (buffer, 1, size, f) == 0 || ferror (f))
    fatal (_("%s: fread failed"), filename);
 
  fclose (f);
  buffer [size] = '\n';
  buffer [size + 1] = '\0';
 
  line_count = 1;
 
  for (line = buffer; * line != '\0'; line ++)
    {
      char * eol;
      char * name;
      char * name_end;
      int finished = FALSE;
 
      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 (_("%s:%d: Ignoring rubbish found on this line"),
                       filename, line_count);
        }
 
      * name_end = '\0';
 
      if (name_end > name)
        add_specific_symbol (name, htab);
 
      /* 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 int
is_specified_symbol_predicate (void **slot, void *data)
{
  struct is_specified_symbol_predicate_data *d =
      (struct is_specified_symbol_predicate_data *) data;
  const char *slot_name = (char *) *slot;
 
  if (*slot_name != '!')
    {
      if (! fnmatch (slot_name, d->name, 0))
        {
          d->found = TRUE;
          /* Stop traversal.  */
          return 0;
        }
    }
  else
    {
      if (fnmatch (slot_name + 1, d->name, 0))
        {
          d->found = TRUE;
          /* Stop traversal.  */
          return 0;
        }
    }
 
  /* Continue traversal.  */
  return 1;
}
 
static bfd_boolean
is_specified_symbol (const char *name, htab_t htab)
{
  if (wildcard)
    {
      struct is_specified_symbol_predicate_data data;
 
      data.name = name;
      data.found = FALSE;
 
      htab_traverse (htab, is_specified_symbol_predicate, &data);
 
      return data.found;
    }
 
  return htab_find (htab, name) != NULL;
}
 
/* Return a pointer to the symbol used as a signature for GROUP.  */
 
static asymbol *
group_signature (asection *group)
{
  bfd *abfd = group->owner;
  Elf_Internal_Shdr *ghdr;
 
  if (bfd_get_flavour (abfd) != bfd_target_elf_flavour)
    return NULL;
 
  ghdr = &elf_section_data (group)->this_hdr;
  if (ghdr->sh_link < elf_numsections (abfd))
    {
      const struct elf_backend_data *bed = get_elf_backend_data (abfd);
      Elf_Internal_Shdr *symhdr = elf_elfsections (abfd) [ghdr->sh_link];
 
      if (symhdr->sh_type == SHT_SYMTAB
          && ghdr->sh_info < symhdr->sh_size / bed->s->sizeof_sym)
        return isympp[ghdr->sh_info - 1];
    }
  return NULL;
}
 
/* See if a section is being removed.  */
 
static bfd_boolean
is_strip_section (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
{
  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_GROUP) != 0)
    {
      asymbol *gsym;
      const char *gname;
 
      /* PR binutils/3166
         Group sections look like debugging sections but they are not.
         (They have a non-zero size but they are not ALLOCated).  */
      if (strip_symbols == STRIP_NONDEBUG)
        return TRUE;
 
      /* PR binutils/3181
         If we are going to strip the group signature symbol, then
         strip the group section too.  */
      gsym = group_signature (sec);
      if (gsym != NULL)
        gname = gsym->name;
      else
        gname = sec->name;
      if ((strip_symbols == STRIP_ALL
           && !is_specified_symbol (gname, keep_specific_htab))
          || is_specified_symbol (gname, strip_specific_htab))
        return TRUE;
    }
 
  return FALSE;
}
 
/* Return true if SYM is a hidden symbol.  */
 
static bfd_boolean
is_hidden_symbol (asymbol *sym)
{
  elf_symbol_type *elf_sym;
 
  elf_sym = elf_symbol_from (sym->the_bfd, sym);
  if (elf_sym != NULL)
    switch (ELF_ST_VISIBILITY (elf_sym->internal_elf_sym.st_other))
      {
      case STV_HIDDEN:
      case STV_INTERNAL:
        return TRUE;
      }
  return FALSE;
}
 
/* Choose which symbol entries to copy; put the result in OSYMS.
   We don't copy in place, because that confuses the relocs.
   Return the number of symbols to print.  */
 
static unsigned int
filter_symbols (bfd *abfd, bfd *obfd, asymbol **osyms,
                asymbol **isyms, long symcount)
{
  asymbol **from = isyms, **to = osyms;
  long src_count = 0, dst_count = 0;
  int relocatable = (abfd->flags & (EXEC_P | DYNAMIC)) == 0;
 
  for (; src_count < symcount; src_count++)
    {
      asymbol *sym = from[src_count];
      flagword flags = sym->flags;
      char *name = (char *) bfd_asymbol_name (sym);
      bfd_boolean keep;
      bfd_boolean used_in_reloc = FALSE;
      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;
        }
 
      /* 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 = (char *) 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 = FALSE;
      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 = TRUE;
          used_in_reloc = TRUE;
        }
      else if (relocatable                      /* Relocatable file.  */
               && ((flags & (BSF_GLOBAL | BSF_WEAK)) != 0
                   || bfd_is_com_section (bfd_get_section (sym))))
        keep = TRUE;
      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 = TRUE;
      else if ((flags & BSF_GLOBAL) != 0 /* Global symbol.  */
               || (flags & BSF_WEAK) != 0
               || undefined
               || bfd_is_com_section (bfd_get_section (sym)))
        keep = strip_symbols != STRIP_UNNEEDED;
      else if ((flags & BSF_DEBUGGING) != 0)     /* Debugging symbol.  */
        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 = TRUE;
      else                      /* Local symbol.  */
        keep = (strip_symbols != STRIP_UNNEEDED
                && (discard_locals != LOCALS_ALL
                    && (discard_locals != LOCALS_START_L
                        || ! bfd_is_local_label (abfd, sym))));
 
      if (keep && is_specified_symbol (name, strip_specific_htab))
        {
          /* There are multiple ways to set 'keep' above, but if it
             was the relocatable symbol case, then that's an error.  */
          if (used_in_reloc)
            {
              non_fatal (_("not stripping symbol `%s' because it is named in a relocation"), name);
              status = 1;
            }
          else
            keep = FALSE;
        }
 
      if (keep
          && !(flags & BSF_KEEP)
          && is_specified_symbol (name, strip_unneeded_htab))
        keep = FALSE;
 
      if (!keep
          && ((keep_file_symbols && (flags & BSF_FILE))
              || is_specified_symbol (name, keep_specific_htab)))
        keep = TRUE;
 
      if (keep && is_strip_section (abfd, bfd_get_section (sym)))
        keep = FALSE;
 
      if (keep)
        {
          if ((flags & BSF_GLOBAL) != 0
              && (weaken || is_specified_symbol (name, weaken_specific_htab)))
            {
              sym->flags &= ~ BSF_GLOBAL;
              sym->flags |= BSF_WEAK;
            }
 
          if (!undefined
              && (flags & (BSF_GLOBAL | BSF_WEAK))
              && (is_specified_symbol (name, localize_specific_htab)
                  || (htab_elements (keepglobal_specific_htab) != 0
                      && ! is_specified_symbol (name, keepglobal_specific_htab))
                  || (localize_hidden && is_hidden_symbol (sym))))
            {
              sym->flags &= ~ (BSF_GLOBAL | BSF_WEAK);
              sym->flags |= BSF_LOCAL;
            }
 
          if (!undefined
              && (flags & BSF_LOCAL)
              && is_specified_symbol (name, globalize_specific_htab))
            {
              sym->flags &= ~ BSF_LOCAL;
              sym->flags |= BSF_GLOBAL;
            }
 
          to[dst_count++] = sym;
        }
    }
 
  to[dst_count] = NULL;
 
  return dst_count;
}
 
/* 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.  */
 
static void
redefine_list_append (const char *cause, const char *source, const char *target)
{
  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);
 
      if (strcmp (target, list->target) == 0)
        fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"),
               cause, target);
    }
 
  new_node = (struct redefine_node *) xmalloc (sizeof (struct redefine_node));
 
  new_node->source = strdup (source);
  new_node->target = strdup (target);
  new_node->next = NULL;
 
  *p = new_node;
}
 
/* Handle the --redefine-syms option.  Read lines containing "old new"
   from the file, and add them to the symbol redefine list.  */
 
static void
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 = (char *) xmalloc (bufsize + 1 /* For the terminating NUL.  */);
 
  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 = (char *) xrealloc (buf, bufsize + 1);
            }
          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 = (char *) xrealloc (buf, bufsize + 1);
            }
          c = getc (file);
        }
      buf[len++] = '\0';
      if (c == EOF)
        break;
 
      /* Eat white space at end of line.  */
      while (! IS_LINE_TERMINATOR(c) && c != EOF && IS_WHITESPACE (c))
        c = getc (file);
      if (c == '#')
        goto comment;
      /* Handle \r\n.  */
      if ((c == '\r' && (c = getc (file)) == '\n')
          || c == '\n' || c == EOF)
        {
 end_of_line:
          /* Append the redefinition to the list.  */
          if (buf[0] != '\0')
            redefine_list_append (filename, &buf[0], &buf[outsym_off]);
 
          lineno++;
          len = 0;
          outsym_off = 0;
          if (c == EOF)
            break;
          c = getc (file);
          continue;
        }
      else
        fatal (_("%s:%d: garbage found at end of line"), filename, lineno);
 comment:
      if (len != 0 && (outsym_off == 0 || outsym_off == len))
        fatal (_("%s:%d: missing new symbol name"), filename, lineno);
      buf[len++] = '\0';
 
      /* Eat the rest of the line and finish it.  */
      while (c != '\n' && c != EOF)
        c = getc (file);
      goto end_of_line;
    }
 
  if (len != 0)
    fatal (_("%s:%d: premature end of file"), filename, lineno);
 
  free (buf);
}
 
/* Copy unkown object file IBFD onto OBFD.
   Returns TRUE upon success, FALSE otherwise.  */
 
static bfd_boolean
copy_unknown_object (bfd *ibfd, bfd *obfd)
{
  char *cbuf;
  int tocopy;
  long ncopied;
  long size;
  struct stat buf;
 
  if (bfd_stat_arch_elt (ibfd, &buf) != 0)
    {
      bfd_nonfatal_message (NULL, ibfd, NULL, NULL);
      return FALSE;
    }
 
  size = buf.st_size;
  if (size < 0)
    {
      non_fatal (_("stat returns negative size for `%s'"),
                 bfd_get_archive_filename (ibfd));
      return FALSE;
    }
 
  if (bfd_seek (ibfd, (file_ptr) 0, SEEK_SET) != 0)
    {
      bfd_nonfatal (bfd_get_archive_filename (ibfd));
      return FALSE;
    }
 
  if (verbose)
    printf (_("copy from `%s' [unknown] to `%s' [unknown]\n"),
            bfd_get_archive_filename (ibfd), bfd_get_filename (obfd));
 
  cbuf = (char *) xmalloc (BUFSIZE);
  ncopied = 0;
  while (ncopied < size)
    {
      tocopy = size - ncopied;
      if (tocopy > BUFSIZE)
        tocopy = BUFSIZE;
 
      if (bfd_bread (cbuf, (bfd_size_type) tocopy, ibfd)
          != (bfd_size_type) tocopy)
        {
          bfd_nonfatal_message (NULL, ibfd, NULL, NULL);
          free (cbuf);
          return FALSE;
        }
 
      if (bfd_bwrite (cbuf, (bfd_size_type) tocopy, obfd)
          != (bfd_size_type) tocopy)
        {
          bfd_nonfatal_message (NULL, obfd, NULL, NULL);
          free (cbuf);
          return FALSE;
        }
 
      ncopied += tocopy;
    }
 
  chmod (bfd_get_filename (obfd), buf.st_mode);
  free (cbuf);
  return TRUE;
}
 
/* Copy object file IBFD onto OBFD.
   Returns TRUE upon success, FALSE otherwise.  */
 
static bfd_boolean
copy_object (bfd *ibfd, bfd *obfd)
{
  bfd_vma start;
  long symcount;
  asection **osections = NULL;
  asection *gnu_debuglink_section = NULL;
  bfd_size_type *gaps = NULL;
  bfd_size_type max_gap = 0;
  long symsize;
  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)))
    {
      bfd_nonfatal_message (NULL, obfd, NULL, NULL);
      return FALSE;
    }
 
  if (verbose)
    printf (_("copy from `%s' [%s] to `%s' [%s]\n"),
            bfd_get_archive_filename (ibfd), bfd_get_target (ibfd),
            bfd_get_filename (obfd), bfd_get_target (obfd));
 
  if (extract_symbol)
    start = 0;
  else
    {
      if (set_start_set)
        start = set_start;
      else
        start = bfd_get_start_address (ibfd);
      start += change_start;
    }
 
  /* Neither the start address nor the flags
     need to be set for a core file.  */
  if (bfd_get_format (obfd) != bfd_core)
    {
      flagword flags;
 
      flags = bfd_get_file_flags (ibfd);
      flags |= bfd_flags_to_set;
      flags &= ~bfd_flags_to_clear;
      flags &= bfd_applicable_file_flags (obfd);
 
      if (strip_symbols == STRIP_ALL)
        flags &= ~HAS_RELOC;
 
      if (!bfd_set_start_address (obfd, start)
          || !bfd_set_file_flags (obfd, flags))
        {
          bfd_nonfatal_message (NULL, ibfd, NULL, NULL);
          return FALSE;
        }
    }
 
  /* 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)))
    {
      if (bfd_get_arch (ibfd) == bfd_arch_unknown)
        non_fatal (_("Unable to recognise the format of the input file `%s'"),
                   bfd_get_archive_filename (ibfd));
      else
        non_fatal (_("Warning: Output file cannot represent architecture `%s'"),
                   bfd_printable_arch_mach (bfd_get_arch (ibfd),
                                            bfd_get_mach (ibfd)));
      return FALSE;
    }
 
  if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
    {
      bfd_nonfatal_message (NULL, ibfd, NULL, NULL);
      return FALSE;
    }
 
  if (bfd_get_flavour (obfd) == bfd_target_coff_flavour
      && bfd_pei_p (obfd))
    {
      /* Set up PE parameters.  */
      pe_data_type *pe = pe_data (obfd);
 
      /* Copy PE parameters before changing them.  */
      if (ibfd->xvec->flavour == bfd_target_coff_flavour
          && bfd_pei_p (ibfd))
        pe->pe_opthdr = pe_data (ibfd)->pe_opthdr;
 
      if (pe_file_alignment != (bfd_vma) -1)
        pe->pe_opthdr.FileAlignment = pe_file_alignment;
      else
        pe_file_alignment = PE_DEF_FILE_ALIGNMENT;
 
      if (pe_heap_commit != (bfd_vma) -1)
        pe->pe_opthdr.SizeOfHeapCommit = pe_heap_commit;
 
      if (pe_heap_reserve != (bfd_vma) -1)
        pe->pe_opthdr.SizeOfHeapCommit = pe_heap_reserve;
 
      if (pe_image_base != (bfd_vma) -1)
        pe->pe_opthdr.ImageBase = pe_image_base;
 
      if (pe_section_alignment != (bfd_vma) -1)
        pe->pe_opthdr.SectionAlignment = pe_section_alignment;
      else
        pe_section_alignment = PE_DEF_SECTION_ALIGNMENT;
 
      if (pe_stack_commit != (bfd_vma) -1)
        pe->pe_opthdr.SizeOfStackCommit = pe_stack_commit;
 
      if (pe_stack_reserve != (bfd_vma) -1)
        pe->pe_opthdr.SizeOfStackCommit = pe_stack_reserve;
 
      if (pe_subsystem != -1)
        pe->pe_opthdr.Subsystem = pe_subsystem;
 
      if (pe_major_subsystem_version != -1)
        pe->pe_opthdr.MajorSubsystemVersion = pe_major_subsystem_version;
 
      if (pe_minor_subsystem_version != -1)
        pe->pe_opthdr.MinorSubsystemVersion = pe_minor_subsystem_version;
 
      if (pe_file_alignment > pe_section_alignment)
        {
          char file_alignment[20], section_alignment[20];
 
          sprintf_vma (file_alignment, pe_file_alignment);
          sprintf_vma (section_alignment, pe_section_alignment);
          non_fatal (_("warning: file alignment (0x%s) > section alignment (0x%s)"),
 
                     file_alignment, section_alignment);
        }
    }
 
  if (isympp)
    free (isympp);
 
  if (osympp != isympp)
    free (osympp);
 
  isympp = NULL;
  osympp = NULL;
 
  symsize = bfd_get_symtab_upper_bound (ibfd);
  if (symsize < 0)
    {
      bfd_nonfatal_message (NULL, ibfd, NULL, NULL);
      return FALSE;
    }
 
  osympp = isympp = (asymbol **) xmalloc (symsize);
  symcount = bfd_canonicalize_symtab (ibfd, isympp);
  if (symcount < 0)
    {
      bfd_nonfatal_message (NULL, ibfd, NULL, NULL);
      return FALSE;
    }
 
  /* BFD mandates that all output sections be created and sizes set before
     any output is done.  Thus, we traverse all sections multiple times.  */
  bfd_map_over_sections (ibfd, setup_section, obfd);
 
  if (!extract_symbol)
    setup_bfd_headers (ibfd, obfd);
 
  if (add_sections != NULL)
    {
      struct section_add *padd;
      struct section_list *pset;
 
      for (padd = add_sections; padd != NULL; padd = padd->next)
        {
          flagword flags;
 
          pset = find_section_list (padd->name, FALSE);
          if (pset != NULL)
            pset->used = TRUE;
 
          flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA;
          if (pset != NULL && pset->set_flags)
            flags = pset->flags | SEC_HAS_CONTENTS;
 
          /* bfd_make_section_with_flags() does not return very helpful
             error codes, so check for the most likely user error first.  */
          if (bfd_get_section_by_name (obfd, padd->name))
            {
              bfd_nonfatal_message (NULL, obfd, NULL,
                                 _("can't add section '%s'"), padd->name);
              return FALSE;
            }
          else
            {
              padd->section = bfd_make_section_with_flags (obfd, padd->name, flags);
              if (padd->section == NULL)
                {
                  bfd_nonfatal_message (NULL, obfd, NULL,
                                        _("can't create section `%s'"),
                                        padd->name);
                  return FALSE;
                }
            }
 
          if (! bfd_set_section_size (obfd, padd->section, padd->size))
            {
              bfd_nonfatal_message (NULL, obfd, padd->section, NULL);
              return FALSE;
            }
 
          if (pset != NULL)
            {
              if (pset->change_vma != CHANGE_IGNORE)
                if (! bfd_set_section_vma (obfd, padd->section,
                                           pset->vma_val))
                  {
                    bfd_nonfatal_message (NULL, obfd, padd->section, NULL);
                    return FALSE;
                  }
 
              if (pset->change_lma != CHANGE_IGNORE)
                {
                  padd->section->lma = pset->lma_val;
 
                  if (! bfd_set_section_alignment
                      (obfd, padd->section,
                       bfd_section_alignment (obfd, padd->section)))
                    {
                      bfd_nonfatal_message (NULL, obfd, padd->section, NULL);
                      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_message (NULL, obfd, NULL,
                                _("cannot create debug link section `%s'"),
                                gnu_debuglink_filename);
          return FALSE;
        }
 
      /* Special processing for PE format files.  We
         have no way to distinguish PE from COFF here.  */
      if (bfd_get_flavour (obfd) == bfd_target_coff_flavour)
        {
          bfd_vma debuglink_vma;
          asection * highest_section;
          asection * sec;
 
          /* The PE spec requires that all sections be adjacent and sorted
             in ascending order of VMA.  It also specifies that debug
             sections should be last.  This is despite the fact that debug
             sections are not loaded into memory and so in theory have no
             use for a VMA.
 
             This means that the debuglink section must be given a non-zero
             VMA which makes it contiguous with other debug sections.  So
             walk the current section list, find the section with the
             highest VMA and start the debuglink section after that one.  */
          for (sec = obfd->sections, highest_section = NULL;
               sec != NULL;
               sec = sec->next)
            if (sec->vma > 0
                && (highest_section == NULL
                    || sec->vma > highest_section->vma))
              highest_section = sec;
 
          if (highest_section)
            debuglink_vma = BFD_ALIGN (highest_section->vma
                                       + highest_section->size,
                                       /* FIXME: We ought to be using
                                          COFF_PAGE_SIZE here or maybe
                                          bfd_get_section_alignment() (if it
                                          was set) but since this is for PE
                                          and we know the required alignment
                                          it is easier just to hard code it.  */
                                       0x1000);
          else
            /* Umm, not sure what to do in this case.  */
            debuglink_vma = 0x1000;
 
          bfd_set_section_vma (obfd, gnu_debuglink_section, debuglink_vma);
        }
    }
 
  if (bfd_count_sections (obfd) != 0
      && (gap_fill_set || pad_to_set))
    {
      asection **set;
      unsigned int c, i;
 
      /* We must fill in gaps between the sections and/or we must pad
         the last section to a specified address.  We do this by
         grabbing a list of the sections, sorting them by VMA, and
         increasing the section sizes as required to fill the gaps.
         We write out the gap contents below.  */
 
      c = bfd_count_sections (obfd);
      osections = (asection **) xmalloc (c * sizeof (asection *));
      set = osections;
      bfd_map_over_sections (obfd, get_sections, &set);
 
      qsort (osections, c, sizeof (asection *), compare_section_lma);
 
      gaps = (bfd_size_type *) xmalloc (c * sizeof (bfd_size_type));
      memset (gaps, 0, c * sizeof (bfd_size_type));
 
      if (gap_fill_set)
        {
          for (i = 0; i < c - 1; i++)
            {
              flagword flags;
              bfd_size_type size;
              bfd_vma gap_start, gap_stop;
 
              flags = bfd_get_section_flags (obfd, osections[i]);
              if ((flags & SEC_HAS_CONTENTS) == 0
                  || (flags & SEC_LOAD) == 0)
                continue;
 
              size = bfd_section_size (obfd, osections[i]);
              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)))
                    {
                      bfd_nonfatal_message (NULL, obfd, osections[i],
                                            _("Can't fill gap after section"));
                      status = 1;
                      break;
                    }
                  gaps[i] = gap_stop - gap_start;
                  if (max_gap < gap_stop - gap_start)
                    max_gap = gap_stop - gap_start;
                }
            }
        }
 
      if (pad_to_set)
        {
          bfd_vma lma;
          bfd_size_type size;
 
          lma = bfd_section_lma (obfd, osections[c - 1]);
          size = bfd_section_size (obfd, osections[c - 1]);
          if (lma + size < pad_to)
            {
              if (! bfd_set_section_size (obfd, osections[c - 1],
                                          pad_to - lma))
                {
                  bfd_nonfatal_message (NULL, obfd, osections[c - 1],
                                        _("can't add padding"));
                  status = 1;
                }
              else
                {
                  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.  */
  dhandle = NULL;
  if (convert_debugging)
    dhandle = read_debugging_info (ibfd, isympp, symcount, FALSE);
 
  if (strip_symbols == STRIP_DEBUG
      || strip_symbols == STRIP_ALL
      || strip_symbols == STRIP_UNNEEDED
      || strip_symbols == STRIP_NONDEBUG
      || discard_locals != LOCALS_UNDEF
      || localize_hidden
      || htab_elements (strip_specific_htab) != 0
      || htab_elements (keep_specific_htab) != 0
      || htab_elements (localize_specific_htab) != 0
      || htab_elements (globalize_specific_htab) != 0
      || htab_elements (keepglobal_specific_htab) != 0
      || htab_elements (weaken_specific_htab) != 0
      || 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 = (asymbol **) xmalloc ((symcount + 1) * sizeof (asymbol *));
      symcount = filter_symbols (ibfd, obfd, osympp, isympp, symcount);
    }
 
  if (convert_debugging && dhandle != NULL)
    {
      if (! write_debugging_info (obfd, dhandle, &symcount, &osympp))
        {
          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, obfd);
 
  if (add_sections != NULL)
    {
      struct section_add *padd;
 
      for (padd = add_sections; padd != NULL; padd = padd->next)
        {
          if (! bfd_set_section_contents (obfd, padd->section, padd->contents,
                                          0, padd->size))
            {
              bfd_nonfatal_message (NULL, obfd, padd->section, NULL);
              return FALSE;
            }
        }
    }
 
  if (gnu_debuglink_filename != NULL)
    {
      if (! bfd_fill_in_gnu_debuglink_section
          (obfd, gnu_debuglink_section, gnu_debuglink_filename))
        {
          bfd_nonfatal_message (NULL, obfd, NULL,
                                _("cannot fill debug link section `%s'"),
                                gnu_debuglink_filename);
          return FALSE;
        }
    }
 
  if (gap_fill_set || pad_to_set)
    {
      bfd_byte *buf;
      int c, i;
 
      /* Fill in the gaps.  */
      if (max_gap > 8192)
        max_gap = 8192;
      buf = (bfd_byte *) xmalloc (max_gap);
      memset (buf, gap_fill, max_gap);
 
      c = bfd_count_sections (obfd);
      for (i = 0; i < c; i++)
        {
          if (gaps[i] != 0)
            {
              bfd_size_type left;
              file_ptr off;
 
              left = gaps[i];
              off = bfd_section_size (obfd, osections[i]) - left;
 
              while (left > 0)
                {
                  bfd_size_type now;
 
                  if (left > 8192)
                    now = 8192;
                  else
                    now = left;
 
                  if (! bfd_set_section_contents (obfd, osections[i], buf,
                                                  off, now))
                    {
                      bfd_nonfatal_message (NULL, obfd, osections[i], NULL);
                      return FALSE;
                    }
 
                  left -= now;
                  off += now;
                }
            }
        }
    }
 
  /* Do not copy backend data if --extract-symbol is passed; anything
     that needs to look at the section contents will fail.  */
  if (extract_symbol)
    return TRUE;
 
  /* Allow the BFD backend to copy any private data it understands
     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))
    {
      bfd_nonfatal_message (NULL, obfd, NULL,
                            _("error copying private BFD data"));
      return FALSE;
    }
 
  /* 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)
    {
      if (! bfd_alt_mach_code (obfd, use_alt_mach_code))
        {
          non_fatal (_("this target does not support %lu alternative machine codes"),
                     use_alt_mach_code);
          if (bfd_get_flavour (obfd) == bfd_target_elf_flavour)
            {
              non_fatal (_("treating that number as an absolute e_machine value instead"));
              elf_elfheader (obfd)->e_machine = use_alt_mach_code;
            }
          else
            non_fatal (_("ignoring the alternative value"));
        }
    }
 
  return TRUE;
}
 
/* Read each archive element in turn from IBFD, copy the
   contents to temp file, and keep the temp file handle.
   If 'force_output_target' is TRUE then make sure that
   all elements in the new archive are of the type
   'output_target'.  */
 
static void
copy_archive (bfd *ibfd, bfd *obfd, const char *output_target,
              bfd_boolean force_output_target)
{
  struct name_list
    {
      struct name_list *next;
      const char *name;
      bfd *obfd;
    } *list, *l;
  bfd **ptr = &obfd->archive_head;
  bfd *this_element;
  char *dir;
  const char *filename;
 
  /* Make a temp directory to hold the contents.  */
  dir = make_tempdir (bfd_get_filename (obfd));
  if (dir == NULL)
      fatal (_("cannot create tempdir for archive copying (error: %s)"),
           strerror (errno));
 
  obfd->has_armap = ibfd->has_armap;
  obfd->is_thin_archive = ibfd->is_thin_archive;
 
  list = NULL;
 
  this_element = bfd_openr_next_archived_file (ibfd, NULL);
 
  if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
    {
      status = 1;
      bfd_nonfatal_message (NULL, obfd, NULL, NULL);
      return;
    }
 
  while (!status && this_element != NULL)
    {
      char *output_name;
      bfd *output_bfd;
      bfd *last_element;
      struct stat buf;
      int stat_status = 0;
      bfd_boolean del = TRUE;
 
      /* Create an output file for this member.  */
      output_name = concat (dir, "/",
                            bfd_get_filename (this_element), (char *) 0);
 
      /* If the file already exists, make another temp dir.  */
      if (stat (output_name, &buf) >= 0)
        {
          output_name = make_tempdir (output_name);
          if (output_name == NULL)
            fatal (_("cannot create tempdir for archive copying (error: %s)"),
                   strerror (errno));
 
          l = (struct name_list *) xmalloc (sizeof (struct name_list));
          l->name = output_name;
          l->next = list;
          l->obfd = NULL;
          list = l;
          output_name = concat (output_name, "/",
                                bfd_get_filename (this_element), (char *) 0);
        }
 
      if (preserve_dates)
        {
          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));
        }
 
      l = (struct name_list *) xmalloc (sizeof (struct name_list));
      l->name = output_name;
      l->next = list;
      l->obfd = NULL;
      list = l;
 
      if (bfd_check_format (this_element, bfd_object))
        {
          /* PR binutils/3110: Cope with archives
             containing multiple target types.  */
          if (force_output_target)
            output_bfd = bfd_openw (output_name, output_target);
          else
            output_bfd = bfd_openw (output_name, bfd_get_target (this_element));
 
          if (output_bfd == NULL)
            {
              bfd_nonfatal_message (output_name, NULL, NULL, NULL);
              status = 1;
              return;
            }
 
          del = ! copy_object (this_element, output_bfd);
 
          if (! del
              || bfd_get_arch (this_element) != bfd_arch_unknown)
            {
              if (!bfd_close (output_bfd))
                {
                  bfd_nonfatal_message (output_name, NULL, NULL, NULL);
                  /* Error in new object file. Don't change archive.  */
                  status = 1;
                }
            }
          else
            goto copy_unknown_element;
        }
      else
        {
          bfd_nonfatal_message (NULL, this_element, NULL,
                                _("Unable to recognise the format of file"));
 
          output_bfd = bfd_openw (output_name, output_target);
copy_unknown_element:
          del = !copy_unknown_object (this_element, output_bfd);
          if (!bfd_close_all_done (output_bfd))
            {
              bfd_nonfatal_message (output_name, NULL, NULL, NULL);
              /* Error in new object file. Don't change archive.  */
              status = 1;
            }
        }
 
      if (del)
        {
          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);
 
          l->obfd = output_bfd;
 
          *ptr = output_bfd;
          ptr = &output_bfd->archive_next;
 
          last_element = this_element;
 
          this_element = bfd_openr_next_archived_file (ibfd, last_element);
 
          bfd_close (last_element);
        }
    }
  *ptr = NULL;
 
  filename = bfd_get_filename (obfd);
  if (!bfd_close (obfd))
    {
      status = 1;
      bfd_nonfatal_message (filename, NULL, NULL, NULL);
      return;
    }
 
  filename = bfd_get_filename (ibfd);
  if (!bfd_close (ibfd))
    {
      status = 1;
      bfd_nonfatal_message (filename, NULL, NULL, NULL);
      return;
    }
 
  /* Delete all the files that we opened.  */
  for (l = list; l != NULL; l = l->next)
    {
      if (l->obfd == NULL)
        rmdir (l->name);
      else
        {
          bfd_close (l->obfd);
          unlink (l->name);
        }
    }
  rmdir (dir);
}
 
static void
set_long_section_mode (bfd *output_bfd, bfd *input_bfd, enum long_section_name_handling style)
{
  /* This is only relevant to Coff targets.  */
  if (bfd_get_flavour (output_bfd) == bfd_target_coff_flavour)
    {
      if (style == KEEP
          && bfd_get_flavour (input_bfd) == bfd_target_coff_flavour)
        style = bfd_coff_long_section_names (input_bfd) ? ENABLE : DISABLE;
      bfd_coff_set_long_section_names (output_bfd, style != DISABLE);
    }
}
 
/* The top-level control.  */
 
static void
copy_file (const char *input_filename, const char *output_filename,
           const char *input_target,   const char *output_target)
{
  bfd *ibfd;
  char **obj_matching;
  char **core_matching;
  off_t size = get_file_size (input_filename);
 
  if (size < 1)
    {
      if (size == 0)
        non_fatal (_("error: the input file '%s' is empty"),
                   input_filename);
      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)
    {
      bfd_nonfatal_message (input_filename, NULL, NULL, NULL);
      status = 1;
      return;
    }
 
  if (bfd_check_format (ibfd, bfd_archive))
    {
      bfd_boolean force_output_target;
      bfd *obfd;
 
      /* bfd_get_target does not return the correct value until
         bfd_check_format succeeds.  */
      if (output_target == NULL)
        {
          output_target = bfd_get_target (ibfd);
          force_output_target = FALSE;
        }
      else
        force_output_target = TRUE;
 
      obfd = bfd_openw (output_filename, output_target);
      if (obfd == NULL)
        {
          bfd_nonfatal_message (output_filename, NULL, NULL, NULL);
          status = 1;
          return;
        }
      /* This is a no-op on non-Coff targets.  */
      set_long_section_mode (obfd, ibfd, long_section_names);
 
      copy_archive (ibfd, obfd, output_target, force_output_target);
    }
  else if (bfd_check_format_matches (ibfd, bfd_object, &obj_matching))
    {
      bfd *obfd;
    do_copy:
 
      /* bfd_get_target does not return the correct value until
         bfd_check_format succeeds.  */
      if (output_target == NULL)
        output_target = bfd_get_target (ibfd);
 
      obfd = bfd_openw (output_filename, output_target);
      if (obfd == NULL)
        {
          bfd_nonfatal_message (output_filename, NULL, NULL, NULL);
          status = 1;
          return;
        }
      /* This is a no-op on non-Coff targets.  */
      set_long_section_mode (obfd, ibfd, long_section_names);
 
      if (! copy_object (ibfd, obfd))
        status = 1;
 
      if (!bfd_close (obfd))
        {
          status = 1;
          bfd_nonfatal_message (output_filename, NULL, NULL, NULL);
          return;
        }
 
      if (!bfd_close (ibfd))
        {
          status = 1;
          bfd_nonfatal_message (input_filename, NULL, NULL, NULL);
          return;
        }
    }
  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_message (input_filename, NULL, NULL, NULL);
 
      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 (core_matching);
          free (core_matching);
        }
 
      status = 1;
    }
}
 
/* Add a name to the section renaming list.  */
 
static void
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 = (section_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)
{
  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)
{
  /* 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))
    {
      status = 1;
      bfd_nonfatal_message (NULL, ibfd, NULL,
                            _("error in private header data"));
      return;
    }
 
  /* All went well.  */
  return;
}
 
/* 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 = (bfd *) obfdarg;
  struct section_list *p;
  sec_ptr osection;
  bfd_size_type size;
  bfd_vma vma;
  bfd_vma lma;
  flagword flags;
  const char *err;
  const char * name;
  char *prefix = NULL;
  bfd_boolean make_nobits;
 
  if (is_strip_section (ibfd, isection))
    return;
 
  p = find_section_list (bfd_section_name (ibfd, isection), FALSE);
  if (p != NULL)
    p->used = TRUE;
 
  /* 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 = (char *) xmalloc (strlen (prefix) + strlen (name) + 1);
      strcpy (n, prefix);
      strcat (n, name);
      name = n;
    }
 
  make_nobits = FALSE;
  if (p != NULL && p->set_flags)
    flags = p->flags | (flags & (SEC_HAS_CONTENTS | SEC_RELOC));
  else if (strip_symbols == STRIP_NONDEBUG
           && (flags & SEC_ALLOC) != 0
           && (ibfd->xvec->flavour != bfd_target_elf_flavour
               || elf_section_type (isection) != SHT_NOTE))
    {
      flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD);
      if (obfd->xvec->flavour == bfd_target_elf_flavour)
        {
          make_nobits = TRUE;
 
          /* Twiddle the input section flags so that it seems to
             elf.c:copy_private_bfd_data that section flags have not
             changed between input and output sections.  This hack
             prevents wholesale rewriting of the program headers.  */
          isection->flags &= ~(SEC_HAS_CONTENTS | SEC_LOAD);
        }
    }
 
  osection = bfd_make_section_anyway_with_flags (obfd, name, flags);
 
  if (osection == NULL)
    {
      err = _("failed to create output section");
      goto loser;
    }
 
  if (make_nobits)
    elf_section_type (osection) = SHT_NOBITS;
 
  size = bfd_section_size (ibfd, isection);
  if (copy_byte >= 0)
    size = (size + interleave - 1) / interleave;
  else if (extract_symbol)
    size = 0;
  if (! bfd_set_section_size (obfd, osection, size))
    {
      err = _("failed to set size");
      goto loser;
    }
 
  vma = bfd_section_vma (ibfd, isection);
  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 += change_section_address;
 
  if (! bfd_set_section_vma (obfd, osection, vma))
    {
      err = _("failed to set vma");
      goto loser;
    }
 
  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 = _("failed to set alignment");
      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.  */
  isection->output_section = osection;
  isection->output_offset = 0;
 
  /* Do not copy backend data if --extract-symbol is passed; anything
     that needs to look at the section contents will fail.  */
  if (extract_symbol)
    return;
 
  if ((isection->flags & SEC_GROUP) != 0)
    {
      asymbol *gsym = group_signature (isection);
 
      if (gsym != NULL)
        {
          gsym->flags |= BSF_KEEP;
          if (ibfd->xvec->flavour == bfd_target_elf_flavour)
            elf_group_id (isection) = gsym;
        }
    }
 
  /* 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))
    {
      err = _("failed to copy private data");
      goto loser;
    }
 
  /* All went well.  */
  return;
 
loser:
  status = 1;
  bfd_nonfatal_message (NULL, obfd, osection, err);
}
 
/* Copy the data of input section ISECTION of IBFD
   to an output section with the same name in OBFD.
   If stripping then don't copy any relocation info.  */
 
static void
copy_section (bfd *ibfd, sec_ptr isection, void *obfdarg)
{
  bfd *obfd = (bfd *) obfdarg;
  struct section_list *p;
  arelent **relpp;
  long relcount;
  sec_ptr osection;
  bfd_size_type size;
  long relsize;
  flagword flags;
 
  /* If we have already failed earlier on,
     do not keep on generating complaints now.  */
  if (status != 0)
    return;
 
  if (is_strip_section (ibfd, isection))
    return;
 
  flags = bfd_get_section_flags (ibfd, isection);
  if ((flags & SEC_GROUP) != 0)
    return;
 
  osection = isection->output_section;
  size = bfd_get_section_size (isection);
 
  if (size == 0 || osection == 0)
    return;
 
  if (extract_symbol)
    return;
 
  p = find_section_list (bfd_get_section_name (ibfd, isection), FALSE);
 
  /* Core files do not need to be relocated.  */
  if (bfd_get_format (obfd) == bfd_core)
    relsize = 0;
  else
    {
      relsize = bfd_get_reloc_upper_bound (ibfd, isection);
 
      if (relsize < 0)
        {
          /* Do not complain if the target does not support relocations.  */
          if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation)
            relsize = 0;
          else
            {
              status = 1;
              bfd_nonfatal_message (NULL, ibfd, isection, NULL);
              return;
            }
        }
    }
 
  if (relsize == 0)
    bfd_set_reloc (obfd, osection, NULL, 0);
  else
    {
      relpp = (arelent **) xmalloc (relsize);
      relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp);
      if (relcount < 0)
        {
          status = 1;
          bfd_nonfatal_message (NULL, ibfd, isection,
                                _("relocation count is negative"));
          return;
        }
 
      if (strip_symbols == STRIP_ALL)
        {
          /* Remove relocations which are not in
             keep_strip_specific_list.  */
          arelent **temp_relpp;
          long temp_relcount = 0;
          long i;
 
          temp_relpp = (arelent **) xmalloc (relsize);
          for (i = 0; i < relcount; i++)
            if (is_specified_symbol (bfd_asymbol_name (*relpp[i]->sym_ptr_ptr),
                                     keep_specific_htab))
              temp_relpp [temp_relcount++] = relpp [i];
          relcount = temp_relcount;
          free (relpp);
          relpp = temp_relpp;
        }
 
      bfd_set_reloc (obfd, osection, relcount == 0 ? NULL : relpp, relcount);
      if (relcount == 0)
        free (relpp);
    }
 
  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))
        {
          status = 1;
          bfd_nonfatal_message (NULL, ibfd, isection, NULL);
          return;
        }
 
      if (reverse_bytes)
        {
          /* We don't handle leftover bytes (too many possible behaviors,
             and we don't know what the user wants).  The section length
             must be a multiple of the number of bytes to swap.  */
          if ((size % reverse_bytes) == 0)
            {
              unsigned long i, j;
              bfd_byte b;
 
              for (i = 0; i < size; i += reverse_bytes)
                for (j = 0; j < (unsigned long)(reverse_bytes / 2); j++)
                  {
                    bfd_byte *m = (bfd_byte *) memhunk;
 
                    b = m[i + j];
                    m[i + j] = m[(i + reverse_bytes) - (j + 1)];
                    m[(i + reverse_bytes) - (j + 1)] = b;
                  }
            }
          else
            /* User must pad the section up in order to do this.  */
            fatal (_("cannot reverse bytes: length of section %s must be evenly divisible by %d"),
                   bfd_section_name (ibfd, isection), reverse_bytes);
        }
 
      if (copy_byte >= 0)
        {
          /* Keep only every `copy_byte'th byte in MEMHUNK.  */
          char *from = (char *) memhunk + copy_byte;
          char *to = (char *) 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))
        {
          status = 1;
          bfd_nonfatal_message (NULL, obfd, osection, NULL);
          return;
        }
      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))
        {
          status = 1;
          bfd_nonfatal_message (NULL, obfd, osection, NULL);
          return;
        }
      free (memhunk);
    }
}
 
/* Get all the sections.  This is used when --gap-fill or --pad-to is
   used.  */
 
static void
get_sections (bfd *obfd ATTRIBUTE_UNUSED, asection *osection, void *secppparg)
{
  asection ***secppp = (asection ***) secppparg;
 
  **secppp = osection;
  ++(*secppp);
}
 
/* Sort sections by VMA.  This is called via qsort, and is used when
   --gap-fill or --pad-to is used.  We force non loadable or empty
   sections to the front, where they are easier to ignore.  */
 
static int
compare_section_lma (const void *arg1, const void *arg2)
{
  const asection *const *sec1 = (const asection * const *) arg1;
  const asection *const *sec2 = (const asection * const *) arg2;
  flagword flags1, flags2;
 
  /* Sort non loadable sections to the front.  */
  flags1 = (*sec1)->flags;
  flags2 = (*sec2)->flags;
  if ((flags1 & SEC_HAS_CONTENTS) == 0
      || (flags1 & SEC_LOAD) == 0)
    {
      if ((flags2 & SEC_HAS_CONTENTS) != 0
          && (flags2 & SEC_LOAD) != 0)
        return -1;
    }
  else
    {
      if ((flags2 & SEC_HAS_CONTENTS) == 0
          || (flags2 & SEC_LOAD) == 0)
        return 1;
    }
 
  /* Sort sections by LMA.  */
  if ((*sec1)->lma > (*sec2)->lma)
    return 1;
  else if ((*sec1)->lma < (*sec2)->lma)
    return -1;
 
  /* Sort sections with the same LMA by size.  */
  if (bfd_get_section_size (*sec1) > bfd_get_section_size (*sec2))
    return 1;
  else if (bfd_get_section_size (*sec1) < bfd_get_section_size (*sec2))
    return -1;
 
  return 0;
}
 
/* Mark all the symbols which will be used in output relocations with
   the BSF_KEEP flag so that those symbols will not be stripped.
 
   Ignore relocations which will not appear in the output file.  */
 
static void
mark_symbols_used_in_relocations (bfd *ibfd, sec_ptr isection, void *symbolsarg)
{
  asymbol **symbols = (asymbol **) symbolsarg;
  long relsize;
  arelent **relpp;
  long relcount, i;
 
  /* Ignore an input section with no corresponding output section.  */
  if (isection->output_section == NULL)
    return;
 
  relsize = bfd_get_reloc_upper_bound (ibfd, isection);
  if (relsize < 0)
    {
      /* Do not complain if the target does not support relocations.  */
      if (relsize == -1 && bfd_get_error () == bfd_error_invalid_operation)
        return;
      bfd_fatal (bfd_get_filename (ibfd));
    }
 
  if (relsize == 0)
    return;
 
  relpp = (arelent **) xmalloc (relsize);
  relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, symbols);
  if (relcount < 0)
    bfd_fatal (bfd_get_filename (ibfd));
 
  /* Examine each symbol used in a relocation.  If it's not one of the
     special bfd section symbols, then mark it with BSF_KEEP.  */
  for (i = 0; i < relcount; i++)
    {
      if (*relpp[i]->sym_ptr_ptr != bfd_com_section_ptr->symbol
          && *relpp[i]->sym_ptr_ptr != bfd_abs_section_ptr->symbol
          && *relpp[i]->sym_ptr_ptr != bfd_und_section_ptr->symbol)
        (*relpp[i]->sym_ptr_ptr)->flags |= BSF_KEEP;
    }
 
  if (relpp != NULL)
    free (relpp);
}
 
/* Write out debugging information.  */
 
static bfd_boolean
write_debugging_info (bfd *obfd, void *dhandle,
                      long *symcountp ATTRIBUTE_UNUSED,
                      asymbol ***symppp ATTRIBUTE_UNUSED)
{
  if (bfd_get_flavour (obfd) == bfd_target_ieee_flavour)
    return write_ieee_debugging_info (obfd, dhandle);
 
  if (bfd_get_flavour (obfd) == bfd_target_coff_flavour
      || bfd_get_flavour (obfd) == bfd_target_elf_flavour)
    {
      bfd_byte *syms, *strings;
      bfd_size_type symsize, stringsize;
      asection *stabsec, *stabstrsec;
      flagword flags;
 
      if (! write_stabs_in_sections_debugging_info (obfd, dhandle, &syms,
                                                    &symsize, &strings,
                                                    &stringsize))
        return FALSE;
 
      flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DEBUGGING;
      stabsec = bfd_make_section_with_flags (obfd, ".stab", flags);
      stabstrsec = bfd_make_section_with_flags (obfd, ".stabstr", flags);
      if (stabsec == NULL
          || stabstrsec == NULL
          || ! bfd_set_section_size (obfd, stabsec, symsize)
          || ! bfd_set_section_size (obfd, stabstrsec, stringsize)
          || ! bfd_set_section_alignment (obfd, stabsec, 2)
          || ! bfd_set_section_alignment (obfd, stabstrsec, 0))
        {
          bfd_nonfatal_message (NULL, obfd, NULL,
                                _("can't create debugging section"));
          return FALSE;
        }
 
      /* We can get away with setting the section contents now because
         the next thing the caller is going to do is copy over the
         real sections.  We may someday have to split the contents
         setting out of this function.  */
      if (! bfd_set_section_contents (obfd, stabsec, syms, 0, symsize)
          || ! bfd_set_section_contents (obfd, stabstrsec, strings, 0,
                                         stringsize))
        {
          bfd_nonfatal_message (NULL, obfd, NULL,
                                _("can't set debugging section contents"));
          return FALSE;
        }
 
      return TRUE;
    }
 
  bfd_nonfatal_message (NULL, obfd, NULL,
                        _("don't know how to write debugging information for %s"),
             bfd_get_target (obfd));
  return FALSE;
}
 
static int
strip_main (int argc, char *argv[])
{
  char *input_target = NULL;
  char *output_target = NULL;
  bfd_boolean show_version = FALSE;
  bfd_boolean formats_info = FALSE;
  int c;
  int i;
  struct section_list *p;
  char *output_file = NULL;
 
  while ((c = getopt_long (argc, argv, "I:O:F:K:N:R:o:sSpdgxXHhVvw",
                           strip_options, (int *) 0)) != EOF)
    {
      switch (c)
        {
        case 'I':
          input_target = optarg;
          break;
        case 'O':
          output_target = optarg;
          break;
        case 'F':
          input_target = output_target = optarg;
          break;
        case 'R':
          p = find_section_list (optarg, TRUE);
          p->remove = TRUE;
          sections_removed = TRUE;
          break;
        case 's':
          strip_symbols = STRIP_ALL;
          break;
        case 'S':
        case 'g':
        case 'd':       /* Historic BSD alias for -g.  Used by early NetBSD.  */
          strip_symbols = STRIP_DEBUG;
          break;
        case OPTION_STRIP_UNNEEDED:
          strip_symbols = STRIP_UNNEEDED;
          break;
        case 'K':
          add_specific_symbol (optarg, keep_specific_htab);
          break;
        case 'N':
          add_specific_symbol (optarg, strip_specific_htab);
          break;
        case 'o':
          output_file = optarg;
          break;
        case 'p':
          preserve_dates = TRUE;
          break;
        case 'x':
          discard_locals = LOCALS_ALL;
          break;
        case 'X':
          discard_locals = LOCALS_START_L;
          break;
        case 'v':
          verbose = TRUE;
          break;
        case 'V':
          show_version = TRUE;
          break;
        case OPTION_FORMATS_INFO:
          formats_info = TRUE;
          break;
        case OPTION_ONLY_KEEP_DEBUG:
          strip_symbols = STRIP_NONDEBUG;
          break;
        case OPTION_KEEP_FILE_SYMBOLS:
          keep_file_symbols = 1;
          break;
        case 0:
          /* We've been given a long option.  */
          break;
        case 'w':
          wildcard = TRUE;
          break;
        case 'H':
        case 'h':
          strip_usage (stdout, 0);
        default:
          strip_usage (stderr, 1);
        }
    }
 
  if (formats_info)
    {
      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
      && htab_elements (strip_specific_htab) == 0)
    strip_symbols = STRIP_ALL;
 
  if (output_target == NULL)
    output_target = input_target;
 
  i = optind;
  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)
        {
          status = 1;
          continue;
        }
 
      if (preserve_dates)
        /* No need to check the return value of stat().
           It has already been checked in get_file_size().  */
        stat (argv[i], &statbuf);
 
      if (output_file == NULL || strcmp (argv[i], output_file) == 0)
        tmpname = make_tempname (argv[i]);
      else
        tmpname = output_file;
 
      if (tmpname == NULL)
        {
          bfd_nonfatal_message (argv[i], NULL, NULL,
                                _("could not create temporary file to hold stripped copy"));
          status = 1;
          continue;
        }
 
      status = 0;
      copy_file (argv[i], tmpname, input_target, output_target);
      if (status == 0)
        {
          if (preserve_dates)
            set_times (tmpname, &statbuf);
          if (output_file != tmpname)
            status = (smart_rename (tmpname,
                                    output_file ? output_file : argv[i],
                                    preserve_dates) != 0);
          if (status == 0)
            status = hold_status;
        }
      else
        unlink_if_ordinary (tmpname);
      if (output_file != tmpname)
        free (tmpname);
    }
 
  return status;
}
 
/* Set up PE subsystem.  */
 
static void
set_pe_subsystem (const char *s)
{
  const char *version, *subsystem;
  size_t i;
  static const struct
    {
      const char *name;
      const char set_def;
      const short value;
    }
  v[] =
    {
      { "native", 0, IMAGE_SUBSYSTEM_NATIVE },
      { "windows", 0, IMAGE_SUBSYSTEM_WINDOWS_GUI },
      { "console", 0, IMAGE_SUBSYSTEM_WINDOWS_CUI },
      { "posix", 0, IMAGE_SUBSYSTEM_POSIX_CUI },
      { "wince", 0, IMAGE_SUBSYSTEM_WINDOWS_CE_GUI },
      { "efi-app", 1, IMAGE_SUBSYSTEM_EFI_APPLICATION },
      { "efi-bsd", 1, IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER },
      { "efi-rtd", 1, IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER },
      { "sal-rtd", 1, IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER },
      { "xbox", 0, IMAGE_SUBSYSTEM_XBOX }
    };
  short value;
  char *copy;
  int set_def = -1;
 
  /* Check for the presence of a version number.  */
  version = strchr (s, ':');
  if (version == NULL)
    subsystem = s;
  else
    {
      int len = version - s;
      copy = xstrdup (s);
      subsystem = copy;
      copy[len] = '\0';
      version = copy + 1 + len;
      pe_major_subsystem_version = strtoul (version, &copy, 0);
      if (*copy == '.')
        pe_minor_subsystem_version = strtoul (copy + 1, &copy, 0);
      if (*copy != '\0')
        non_fatal (_("%s: bad version in PE subsystem"), s);
    }
 
  /* Check for numeric subsystem.  */
  value = (short) strtol (subsystem, &copy, 0);
  if (*copy == '\0')
    {
      for (i = 0; i < ARRAY_SIZE (v); i++)
        if (v[i].value == value)
          {
            pe_subsystem = value;
            set_def = v[i].set_def;
            break;
          }
    }
  else
    {
      /* Search for subsystem by name.  */
      for (i = 0; i < ARRAY_SIZE (v); i++)
        if (strcmp (subsystem, v[i].name) == 0)
          {
            pe_subsystem = v[i].value;
            set_def = v[i].set_def;
            break;
          }
    }
 
  switch (set_def)
    {
    case -1:
      fatal (_("unknown PE subsystem: %s"), s);
      break;
    case 0:
      break;
    default:
      if (pe_file_alignment == (bfd_vma) -1)
        pe_file_alignment = PE_DEF_FILE_ALIGNMENT;
      if (pe_section_alignment == (bfd_vma) -1)
        pe_section_alignment = PE_DEF_SECTION_ALIGNMENT;
      break;
    }
}
 
/* Convert EFI target to PEI target.  */
 
static void
convert_efi_target (char *efi)
{
  efi[0] = 'p';
  efi[1] = 'e';
  efi[2] = 'i';
 
  if (strcmp (efi + 4, "ia32") == 0)
    {
      /* Change ia32 to i386.  */
      efi[5]= '3';
      efi[6]= '8';
      efi[7]= '6';
    }
  else if (strcmp (efi + 4, "x86_64") == 0)
    {
      /* Change x86_64 to x86-64.  */
      efi[7] = '-';
    }
}
 
static int
copy_main (int argc, char *argv[])
{
  char * binary_architecture = NULL;
  char *input_filename = NULL;
  char *output_filename = NULL;
  char *tmpname;
  char *input_target = NULL;
  char *output_target = NULL;
  bfd_boolean show_version = FALSE;
  bfd_boolean change_warn = TRUE;
  bfd_boolean formats_info = FALSE;
  int c;
  struct section_list *p;
  struct stat statbuf;
 
  while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:G:R:SpgxXHhVvW:w",
                           copy_options, (int *) 0)) != EOF)
    {
      switch (c)
        {
        case 'b':
          copy_byte = atoi (optarg);
          if (copy_byte < 0)
            fatal (_("byte number must be non-negative"));
          break;
 
        case 'B':
          binary_architecture = optarg;
          break;
 
        case 'i':
          interleave = atoi (optarg);
          if (interleave < 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);
          if (p->copy)
            fatal (_("%s both copied and removed"), optarg);
          p->remove = TRUE;
          sections_removed = TRUE;
          break;
 
        case 'S':
          strip_symbols = STRIP_ALL;
          break;
 
        case 'g':
          strip_symbols = STRIP_DEBUG;
          break;
 
        case OPTION_STRIP_UNNEEDED:
          strip_symbols = STRIP_UNNEEDED;
          break;
 
        case OPTION_ONLY_KEEP_DEBUG:
          strip_symbols = STRIP_NONDEBUG;
          break;
 
        case OPTION_KEEP_FILE_SYMBOLS:
          keep_file_symbols = 1;
          break;
 
        case OPTION_ADD_GNU_DEBUGLINK:
          gnu_debuglink_filename = optarg;
          break;
 
        case 'K':
          add_specific_symbol (optarg, keep_specific_htab);
          break;
 
        case 'N':
          add_specific_symbol (optarg, strip_specific_htab);
          break;
 
        case OPTION_STRIP_UNNEEDED_SYMBOL:
          add_specific_symbol (optarg, strip_unneeded_htab);
          break;
 
        case 'L':
          add_specific_symbol (optarg, localize_specific_htab);
          break;
 
        case OPTION_GLOBALIZE_SYMBOL:
          add_specific_symbol (optarg, globalize_specific_htab);
          break;
 
        case 'G':
          add_specific_symbol (optarg, keepglobal_specific_htab);
          break;
 
        case 'W':
          add_specific_symbol (optarg, weaken_specific_htab);
          break;
 
        case 'p':
          preserve_dates = TRUE;
          break;
 
        case 'w':
          wildcard = TRUE;
          break;
 
        case 'x':
          discard_locals = LOCALS_ALL;
          break;
 
        case 'X':
          discard_locals = LOCALS_START_L;
          break;
 
        case 'v':
          verbose = TRUE;
          break;
 
        case 'V':
          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;
            off_t size;
            struct section_add *pa;
            int len;
            char *name;
            FILE *f;
 
            s = strchr (optarg, '=');
 
            if (s == NULL)
              fatal (_("bad format for %s"), "--add-section");
 
            size = get_file_size (s + 1);
            if (size < 1)
              {
                status = 1;
                break;
              }
 
            pa = (struct section_add *) xmalloc (sizeof (struct section_add));
 
            len = s - optarg;
            name = (char *) xmalloc (len + 1);
            strncpy (name, optarg, len);
            name[len] = '\0';
            pa->name = name;
 
            pa->filename = s + 1;
            pa->size = size;
            pa->contents = (bfd_byte *) xmalloc (size);
 
            f = fopen (pa->filename, FOPEN_RB);
 
            if (f == NULL)
              fatal (_("cannot open: %s: %s"),
                     pa->filename, strerror (errno));
 
            if (fread (pa->contents, 1, pa->size, f) == 0
                || ferror (f))
              fatal (_("%s: fread failed"), pa->filename);
 
            fclose (f);
 
            pa->next = add_sections;
            add_sections = pa;
          }
          break;
 
        case OPTION_CHANGE_START:
          change_start = parse_vma (optarg, "--change-start");
          break;
 
        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)
                  {
                    s = strchr (optarg, '-');
                    if (s == NULL)
                      fatal (_("bad format for %s"), option);
                  }
              }
 
            len = s - optarg;
            name = (char *) xmalloc (len + 1);
            strncpy (name, optarg, len);
            name[len] = '\0';
 
            p = find_section_list (name, TRUE);
 
            val = parse_vma (s + 1, option);
 
            switch (*s)
              {
              case '=': what = CHANGE_SET; break;
              case '-': val  = - val; /* Drop through.  */
              case '+': what = CHANGE_MODIFY; break;
              }
 
            switch (c)
              {
              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_CHANGE_ADDRESSES:
          change_section_address = parse_vma (optarg, "--change-addresses");
          change_start = change_section_address;
          break;
 
        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_vma = parse_vma (optarg, "--gap-fill");
            gap_fill = (bfd_byte) gap_fill_vma;
            if ((bfd_vma) gap_fill != gap_fill_vma)
              {
                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;
          }
          break;
 
        case OPTION_NO_CHANGE_WARNINGS:
          change_warn = FALSE;
          break;
 
        case OPTION_PAD_TO:
          pad_to = parse_vma (optarg, "--pad-to");
          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 = (char *) xmalloc (len + 1);
            strncpy (source, optarg, len);
            source[len] = '\0';
 
            nextarg = s + 1;
            len = strlen (nextarg);
            target = (char *) 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;
            int len;
            char *name;
 
            s = strchr (optarg, '=');
            if (s == NULL)
              fatal (_("bad format for %s"), "--set-section-flags");
 
            len = s - optarg;
            name = (char *) xmalloc (len + 1);
            strncpy (name, optarg, len);
            name[len] = '\0';
 
            p = find_section_list (name, 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 = (char *) 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 = (char *) 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;
          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_htab);
          break;
 
        case OPTION_STRIP_UNNEEDED_SYMBOLS:
          add_specific_symbols (optarg, strip_unneeded_htab);
          break;
 
        case OPTION_KEEP_SYMBOLS:
          add_specific_symbols (optarg, keep_specific_htab);
          break;
 
        case OPTION_LOCALIZE_HIDDEN:
          localize_hidden = TRUE;
          break;
 
        case OPTION_LOCALIZE_SYMBOLS:
          add_specific_symbols (optarg, localize_specific_htab);
          break;
 
        case OPTION_LONG_SECTION_NAMES:
          if (!strcmp ("enable", optarg))
            long_section_names = ENABLE;
          else if (!strcmp ("disable", optarg))
            long_section_names = DISABLE;
          else if (!strcmp ("keep", optarg))
            long_section_names = KEEP;
          else
            fatal (_("unknown long section names option '%s'"), optarg);
          break;
 
        case OPTION_GLOBALIZE_SYMBOLS:
          add_specific_symbols (optarg, globalize_specific_htab);
          break;
 
        case OPTION_KEEPGLOBAL_SYMBOLS:
          add_specific_symbols (optarg, keepglobal_specific_htab);
          break;
 
        case OPTION_WEAKEN_SYMBOLS:
          add_specific_symbols (optarg, weaken_specific_htab);
          break;
 
        case OPTION_ALT_MACH_CODE:
          use_alt_mach_code = strtoul (optarg, NULL, 0);
          if (use_alt_mach_code == 0)
            fatal (_("unable to parse alternative machine code"));
          break;
 
        case OPTION_PREFIX_SYMBOLS:
          prefix_symbols_string = optarg;
          break;
 
        case OPTION_PREFIX_SECTIONS:
          prefix_sections_string = optarg;
          break;
 
        case OPTION_PREFIX_ALLOC_SECTIONS:
          prefix_alloc_sections_string = optarg;
          break;
 
        case OPTION_READONLY_TEXT:
          bfd_flags_to_set |= WP_TEXT;
          bfd_flags_to_clear &= ~WP_TEXT;
          break;
 
        case OPTION_WRITABLE_TEXT:
          bfd_flags_to_clear |= WP_TEXT;
          bfd_flags_to_set &= ~WP_TEXT;
          break;
 
        case OPTION_PURE:
          bfd_flags_to_set |= D_PAGED;
          bfd_flags_to_clear &= ~D_PAGED;
          break;
 
        case OPTION_IMPURE:
          bfd_flags_to_clear |= D_PAGED;
          bfd_flags_to_set &= ~D_PAGED;
          break;
 
        case OPTION_EXTRACT_SYMBOL:
          extract_symbol = TRUE;
          break;
 
        case OPTION_REVERSE_BYTES:
          {
            int prev = reverse_bytes;
 
            reverse_bytes = atoi (optarg);
            if ((reverse_bytes <= 0) || ((reverse_bytes % 2) != 0))
              fatal (_("number of bytes to reverse must be positive and even"));
 
            if (prev && prev != reverse_bytes)
              non_fatal (_("Warning: ignoring previous --reverse-bytes value of %d"),
                         prev);
            break;
          }
 
        case OPTION_FILE_ALIGNMENT:
          pe_file_alignment = parse_vma (optarg, "--file-alignment");
          break;
 
        case OPTION_HEAP:
            {
              char *end;
              pe_heap_reserve = strtoul (optarg, &end, 0);
              if (end == optarg
                  || (*end != '.' && *end != '\0'))
                non_fatal (_("%s: invalid reserve value for --heap"),
                           optarg);
              else if (*end != '\0')
                {
                  pe_heap_commit = strtoul (end + 1, &end, 0);
                  if (*end != '\0')
                    non_fatal (_("%s: invalid commit value for --heap"),
                               optarg);
                }
            }
          break;
 
        case OPTION_IMAGE_BASE:
          pe_image_base = parse_vma (optarg, "--image-base");
          break;
 
        case OPTION_SECTION_ALIGNMENT:
          pe_section_alignment = parse_vma (optarg,
                                            "--section-alignment");
          break;
 
        case OPTION_SUBSYSTEM:
          set_pe_subsystem (optarg);
          break;
 
        case OPTION_STACK:
            {
              char *end;
              pe_stack_reserve = strtoul (optarg, &end, 0);
              if (end == optarg
                  || (*end != '.' && *end != '\0'))
                non_fatal (_("%s: invalid reserve value for --stack"),
                           optarg);
              else if (*end != '\0')
                {
                  pe_stack_commit = strtoul (end + 1, &end, 0);
                  if (*end != '\0')
                    non_fatal (_("%s: invalid commit value for --stack"),
                               optarg);
                }
            }
          break;
 
        case 0:
          /* We've been given a long option.  */
          break;
 
        case 'H':
        case 'h':
          copy_usage (stdout, 0);
 
        default:
          copy_usage (stderr, 1);
        }
    }
 
  if (formats_info)
    {
      display_info ();
      return 0;
    }
 
  if (show_version)
    print_version ("objcopy");
 
  if (copy_byte >= interleave)
    fatal (_("byte number must be less than interleave"));
 
  if (optind == argc || optind + 2 < argc)
    copy_usage (stderr, 1);
 
  input_filename = argv[optind];
  if (optind + 1 < argc)
    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 (output_target == NULL)
    output_target = input_target;
 
  /* Convert input EFI target to PEI target.  */
  if (input_target != NULL
      && strncmp (input_target, "efi-", 4) == 0)
    {
      char *efi;
 
      efi = xstrdup (output_target + 4);
      if (strncmp (efi, "bsdrv-", 6) == 0
          || strncmp (efi, "rtdrv-", 6) == 0)
        efi += 2;
      else if (strncmp (efi, "app-", 4) != 0)
        fatal (_("unknown input EFI target: %s"), input_target);
 
      input_target = efi;
      convert_efi_target (efi);
    }
 
  /* Convert output EFI target to PEI target.  */
  if (output_target != NULL
      && strncmp (output_target, "efi-", 4) == 0)
    {
      char *efi;
 
      efi = xstrdup (output_target + 4);
      if (strncmp (efi, "app-", 4) == 0)
        {
          if (pe_subsystem == -1)
            pe_subsystem = IMAGE_SUBSYSTEM_EFI_APPLICATION;
        }
      else if (strncmp (efi, "bsdrv-", 6) == 0)
        {
          if (pe_subsystem == -1)
            pe_subsystem = IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER;
          efi += 2;
        }
      else if (strncmp (efi, "rtdrv-", 6) == 0)
        {
          if (pe_subsystem == -1)
            pe_subsystem = IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER;
          efi += 2;
        }
      else
        fatal (_("unknown output EFI target: %s"), output_target);
 
      if (pe_file_alignment == (bfd_vma) -1)
        pe_file_alignment = PE_DEF_FILE_ALIGNMENT;
      if (pe_section_alignment == (bfd_vma) -1)
        pe_section_alignment = PE_DEF_SECTION_ALIGNMENT;
 
      output_target = efi;
      convert_efi_target (efi);
    }
 
  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 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)
    tmpname = make_tempname (input_filename);
  else
    tmpname = output_filename;
 
  if (tmpname == NULL)
    fatal (_("warning: could not create temporary file whilst copying '%s', (error: %s)"),
           input_filename, strerror (errno));
 
  copy_file (input_filename, tmpname, input_target, output_target);
  if (status == 0)
    {
      if (preserve_dates)
        set_times (tmpname, &statbuf);
      if (tmpname != output_filename)
        status = (smart_rename (tmpname, input_filename,
                                preserve_dates) != 0);
    }
  else
    unlink_if_ordinary (tmpname);
 
  if (change_warn)
    {
      for (p = change_sections; p != NULL; p = p->next)
        {
          if (! p->used)
            {
              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);
                }
            }
        }
    }
 
  return 0;
}
 
int
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);
 
  expandargv (&argc, &argv);
 
  strip_symbols = STRIP_UNDEF;
  discard_locals = LOCALS_UNDEF;
 
  bfd_init ();
  set_default_bfd_target ();
 
  if (is_strip < 0)
    {
      int i = strlen (program_name);
#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);
    }
 
  create_symbol_htabs ();
 
  if (is_strip)
    strip_main (argc, argv);
  else
    copy_main (argc, argv);
 
  END_PROGRESS (program_name);
 
  return status;
}
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[/] [openrisc/] [trunk/] [gnu-stable/] [binutils-2.20.1/] [binutils/] [objcopy.c] - Blame information for rev 841

Line No.	Rev	Author	Line
1	205	julius	`/* objcopy.c -- copy object file from input to output, optionally massaging it.`
2			`Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,`
3			`2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009`
4			`Free Software Foundation, Inc.`
5
6			`This file is part of GNU Binutils.`
7
8			`This program is free software; you can redistribute it and/or modify`
9			`it under the terms of the GNU General Public License as published by`
10			`the Free Software Foundation; either version 3 of the License, or`
11			`(at your option) any later version.`
12
13			`This program is distributed in the hope that it will be useful,`
14			`but WITHOUT ANY WARRANTY; without even the implied warranty of`
15			`MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`
16			`GNU General Public License for more details.`
17
18			`You should have received a copy of the GNU General Public License`
19			`along with this program; if not, write to the Free Software`
20			`Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA`
21			`02110-1301, USA. */`
22
23			`#include "sysdep.h"`
24			`#include "bfd.h"`
25			`#include "progress.h"`
26			`#include "getopt.h"`
27			`#include "libiberty.h"`
28			`#include "bucomm.h"`
29			`#include "budbg.h"`
30			`#include "filenames.h"`
31			`#include "fnmatch.h"`
32			`#include "elf-bfd.h"`
33			`#include <sys/stat.h>`
34			`#include "libbfd.h"`
35			`#include "coff/internal.h"`
36			`#include "libcoff.h"`
37
38			`/* FIXME: See bfd/peXXigen.c for why we include an architecture specific`
39			`header in generic PE code. */`
40			`#include "coff/i386.h"`