/* objcopy.c -- copy object file from input to output, optionally massaging it.
- Copyright (C) 1991, 92, 93, 94 Free Software Foundation, Inc.
+ Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+ 2001
+ Free Software Foundation, Inc.
This file is part of GNU Binutils.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA. */
\f
#include "bfd.h"
-#include "sysdep.h"
+#include "progress.h"
#include "bucomm.h"
-#include <getopt.h>
+#include "getopt.h"
#include "libiberty.h"
+#include "budbg.h"
+#include "filenames.h"
+#include <sys/stat.h>
-static bfd_vma parse_vma PARAMS ((const char *, const char *));
+/* A list of symbols to explicitly strip out, or to keep. A linked
+ list is good enough for a small number from the command line, but
+ this will slow things down a lot if many symbols are being
+ deleted. */
+
+struct symlist
+{
+ const char *name;
+ struct symlist *next;
+};
+
+/* A list to support redefine_sym. */
+struct redefine_node
+{
+ char *source;
+ char *target;
+ struct redefine_node *next;
+};
+
+typedef struct section_rename
+{
+ const char * old_name;
+ const char * new_name;
+ flagword flags;
+ struct section_rename * next;
+}
+section_rename;
+
+/* List of sections to be renamed. */
+static section_rename * section_rename_list;
+
+static void copy_usage PARAMS ((FILE *, int));
+static void strip_usage PARAMS ((FILE *, int));
+static flagword parse_flags PARAMS ((const char *));
+static struct section_list *find_section_list PARAMS ((const char *, boolean));
static void setup_section PARAMS ((bfd *, asection *, PTR));
static void copy_section PARAMS ((bfd *, asection *, PTR));
static void get_sections PARAMS ((bfd *, asection *, PTR));
-static int compare_section_vma PARAMS ((const PTR, const PTR));
+static int compare_section_lma PARAMS ((const PTR, const PTR));
+static void add_specific_symbol PARAMS ((const char *, struct symlist **));
+static void add_specific_symbols PARAMS ((const char *, struct symlist **));
+static boolean is_specified_symbol PARAMS ((const char *, struct symlist *));
+static boolean is_strip_section PARAMS ((bfd *, asection *));
+static unsigned int filter_symbols
+ PARAMS ((bfd *, bfd *, asymbol **, asymbol **, long));
static void mark_symbols_used_in_relocations PARAMS ((bfd *, asection *, PTR));
-
-#define nonfatal(s) {bfd_nonfatal(s); status = 1; return;}
+static void filter_bytes PARAMS ((char *, bfd_size_type *));
+static boolean write_debugging_info PARAMS ((bfd *, PTR, long *, asymbol ***));
+static void copy_object PARAMS ((bfd *, bfd *));
+static void copy_archive PARAMS ((bfd *, bfd *, const char *));
+static void copy_file
+ PARAMS ((const char *, const char *, const char *, const char *));
+static int strip_main PARAMS ((int, char **));
+static int copy_main PARAMS ((int, char **));
+static const char *lookup_sym_redefinition PARAMS((const char *));
+static void redefine_list_append PARAMS ((const char *, const char *));
+static const char * find_section_rename PARAMS ((bfd *, sec_ptr, flagword *));
+static void add_section_rename PARAMS ((const char *, const char *, flagword));
+
+#define RETURN_NONFATAL(s) {bfd_nonfatal (s); status = 1; return;}
static asymbol **isympp = NULL; /* Input symbols */
static asymbol **osympp = NULL; /* Output symbols that survive stripping */
static int interleave = 4;
static boolean verbose; /* Print file and target names. */
+static 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_all /* strip all symbols */
+ STRIP_UNDEF,
+ STRIP_NONE, /* don't strip */
+ STRIP_DEBUG, /* strip all debugger symbols */
+ STRIP_UNNEEDED, /* strip unnecessary symbols */
+ STRIP_ALL /* strip all symbols */
};
/* Which symbols to remove. */
enum locals_action
{
- locals_undef,
- locals_start_L, /* discard locals starting with L */
- locals_all /* discard all locals */
+ LOCALS_UNDEF,
+ LOCALS_START_L, /* discard locals starting with L */
+ LOCALS_ALL /* discard all locals */
};
-/* Which local symbols to remove. Overrides strip_all. */
+/* Which local symbols to remove. Overrides STRIP_ALL. */
static enum locals_action discard_locals;
-/* Structure used to hold lists of sections and actions to take. */
+/* What kind of change to perform. */
+enum change_action
+{
+ CHANGE_IGNORE,
+ CHANGE_MODIFY,
+ CHANGE_SET
+};
+/* Structure used to hold lists of sections and actions to take. */
struct section_list
{
- /* Next section to adjust. */
- struct section_list *next;
- /* Section name. */
- const char *name;
- /* Whether this entry was used. */
- boolean used;
- /* Remaining fields only used if not on remove_sections list. */
- /* Whether to adjust or set VMA. */
- boolean adjust;
- /* Amount to adjust by or set to. */
- bfd_vma val;
+ struct section_list * next; /* Next section to change. */
+ const char * name; /* Section name. */
+ boolean used; /* Whether this entry was used. */
+ boolean remove; /* Whether to remove this section. */
+ boolean copy; /* Whether to copy this section. */
+ enum change_action change_vma;/* Whether to change or set VMA. */
+ bfd_vma vma_val; /* Amount to change by or set to. */
+ enum change_action change_lma;/* Whether to change or set LMA. */
+ bfd_vma lma_val; /* Amount to change by or set to. */
+ boolean set_flags; /* Whether to set the section flags. */
+ flagword flags; /* What to set the section flags to. */
};
-/* List of sections to remove. */
+static struct section_list *change_sections;
-static struct section_list *remove_sections;
+/* True if some sections are to be removed. */
+static boolean sections_removed;
-/* Adjustments to the start address. */
-static bfd_vma adjust_start = 0;
+/* True if only some sections are to be copied. */
+static boolean sections_copied;
+
+/* Changes to the start address. */
+static bfd_vma change_start = 0;
static boolean set_start_set = false;
static bfd_vma set_start;
-/* Adjustments to section VMA's. */
-static bfd_vma adjust_section_vma = 0;
-static struct section_list *adjust_sections;
+/* Changes to section addresses. */
+static bfd_vma change_section_address = 0;
/* Filling gaps between sections. */
static boolean gap_fill_set = false;
static boolean pad_to_set = false;
static bfd_vma pad_to;
+/* Use alternate machine code? */
+static int use_alt_mach_code = 0;
+
+/* 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;
+
+/* Whether to convert debugging information. */
+static boolean convert_debugging = false;
+
+/* Whether to change the leading character in symbol names. */
+static boolean change_leading_char = false;
+
+/* Whether to remove the leading character from global symbol names. */
+static boolean remove_leading_char = false;
+
+/* List of symbols to strip, keep, localize, keep-global, weaken,
+ or redefine. */
+static struct symlist *strip_specific_list = NULL;
+static struct symlist *keep_specific_list = NULL;
+static struct symlist *localize_specific_list = NULL;
+static struct symlist *keepglobal_specific_list = NULL;
+static struct symlist *weaken_specific_list = NULL;
+static struct redefine_node *redefine_sym_list = NULL;
+
+/* If this is true, we weaken global symbols (set BSF_WEAK). */
+static boolean weaken = false;
+
+/* 150 isn't special; it's just an arbitrary non-ASCII char value. */
+
+#define OPTION_ADD_SECTION 150
+#define OPTION_CHANGE_ADDRESSES (OPTION_ADD_SECTION + 1)
+#define OPTION_CHANGE_LEADING_CHAR (OPTION_CHANGE_ADDRESSES + 1)
+#define OPTION_CHANGE_START (OPTION_CHANGE_LEADING_CHAR + 1)
+#define OPTION_CHANGE_SECTION_ADDRESS (OPTION_CHANGE_START + 1)
+#define OPTION_CHANGE_SECTION_LMA (OPTION_CHANGE_SECTION_ADDRESS + 1)
+#define OPTION_CHANGE_SECTION_VMA (OPTION_CHANGE_SECTION_LMA + 1)
+#define OPTION_CHANGE_WARNINGS (OPTION_CHANGE_SECTION_VMA + 1)
+#define OPTION_DEBUGGING (OPTION_CHANGE_WARNINGS + 1)
+#define OPTION_GAP_FILL (OPTION_DEBUGGING + 1)
+#define OPTION_NO_CHANGE_WARNINGS (OPTION_GAP_FILL + 1)
+#define OPTION_PAD_TO (OPTION_NO_CHANGE_WARNINGS + 1)
+#define OPTION_REMOVE_LEADING_CHAR (OPTION_PAD_TO + 1)
+#define OPTION_SET_SECTION_FLAGS (OPTION_REMOVE_LEADING_CHAR + 1)
+#define OPTION_SET_START (OPTION_SET_SECTION_FLAGS + 1)
+#define OPTION_STRIP_UNNEEDED (OPTION_SET_START + 1)
+#define OPTION_WEAKEN (OPTION_STRIP_UNNEEDED + 1)
+#define OPTION_REDEFINE_SYM (OPTION_WEAKEN + 1)
+#define OPTION_SREC_LEN (OPTION_REDEFINE_SYM + 1)
+#define OPTION_SREC_FORCES3 (OPTION_SREC_LEN + 1)
+#define OPTION_STRIP_SYMBOLS (OPTION_SREC_FORCES3 + 1)
+#define OPTION_KEEP_SYMBOLS (OPTION_STRIP_SYMBOLS + 1)
+#define OPTION_LOCALIZE_SYMBOLS (OPTION_KEEP_SYMBOLS + 1)
+#define OPTION_KEEPGLOBAL_SYMBOLS (OPTION_LOCALIZE_SYMBOLS + 1)
+#define OPTION_WEAKEN_SYMBOLS (OPTION_KEEPGLOBAL_SYMBOLS + 1)
+#define OPTION_RENAME_SECTION (OPTION_WEAKEN_SYMBOLS + 1)
+#define OPTION_ALT_MACH_CODE (OPTION_RENAME_SECTION + 1)
+
/* Options to handle if running as "strip". */
static struct option strip_options[] =
{"help", no_argument, 0, 'h'},
{"input-format", required_argument, 0, 'I'}, /* Obsolete */
{"input-target", required_argument, 0, 'I'},
+ {"keep-symbol", required_argument, 0, 'K'},
{"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'},
/* Options to handle if running as "objcopy". */
-/* 150 isn't special; it's just an arbitrary non-ASCII char value. */
-
-#define OPTION_ADJUST_START 150
-#define OPTION_ADJUST_VMA (OPTION_ADJUST_START + 1)
-#define OPTION_ADJUST_SECTION_VMA (OPTION_ADJUST_VMA + 1)
-#define OPTION_ADJUST_WARNINGS (OPTION_ADJUST_SECTION_VMA + 1)
-#define OPTION_GAP_FILL (OPTION_ADJUST_WARNINGS + 1)
-#define OPTION_NO_ADJUST_WARNINGS (OPTION_GAP_FILL + 1)
-#define OPTION_PAD_TO (OPTION_NO_ADJUST_WARNINGS + 1)
-#define OPTION_SET_START (OPTION_PAD_TO + 1)
-
static struct option copy_options[] =
{
- {"adjust-start", required_argument, 0, OPTION_ADJUST_START},
- {"adjust-vma", required_argument, 0, OPTION_ADJUST_VMA},
- {"adjust-section-vma", required_argument, 0, OPTION_ADJUST_SECTION_VMA},
- {"adjust-warnings", no_argument, 0, OPTION_ADJUST_WARNINGS},
+ {"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},
+ {"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'},
+ {"only-section", required_argument, 0, 'j'},
{"format", required_argument, 0, 'F'}, /* Obsolete */
{"gap-fill", required_argument, 0, OPTION_GAP_FILL},
{"help", no_argument, 0, 'h'},
{"input-format", required_argument, 0, 'I'}, /* Obsolete */
{"input-target", required_argument, 0, 'I'},
{"interleave", required_argument, 0, 'i'},
- {"no-adjust-warnings", no_argument, 0, OPTION_NO_ADJUST_WARNINGS},
+ {"keep-symbol", required_argument, 0, 'K'},
+ {"no-adjust-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS},
+ {"no-change-warnings", no_argument, 0, OPTION_NO_CHANGE_WARNINGS},
{"output-format", required_argument, 0, 'O'}, /* Obsolete */
{"output-target", required_argument, 0, 'O'},
{"pad-to", required_argument, 0, OPTION_PAD_TO},
+ {"preserve-dates", no_argument, 0, 'p'},
+ {"localize-symbol", required_argument, 0, 'L'},
+ {"keep-global-symbol", required_argument, 0, 'G'},
+ {"remove-leading-char", no_argument, 0, OPTION_REMOVE_LEADING_CHAR},
{"remove-section", required_argument, 0, 'R'},
+ {"rename-section", required_argument, 0, OPTION_RENAME_SECTION},
+ {"set-section-flags", required_argument, 0, OPTION_SET_SECTION_FLAGS},
{"set-start", required_argument, 0, OPTION_SET_START},
{"strip-all", no_argument, 0, 'S'},
{"strip-debug", no_argument, 0, 'g'},
+ {"strip-unneeded", no_argument, 0, OPTION_STRIP_UNNEEDED},
+ {"strip-symbol", required_argument, 0, 'N'},
{"target", required_argument, 0, 'F'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
+ {"weaken", no_argument, 0, OPTION_WEAKEN},
+ {"weaken-symbol", required_argument, 0, 'W'},
+ {"redefine-sym", required_argument, 0, OPTION_REDEFINE_SYM},
+ {"srec-len", required_argument, 0, OPTION_SREC_LEN},
+ {"srec-forceS3", no_argument, 0, OPTION_SREC_FORCES3},
+ {"keep-symbols", required_argument, 0, OPTION_KEEP_SYMBOLS},
+ {"strip-symbols", required_argument, 0, OPTION_STRIP_SYMBOLS},
+ {"keep-global-symbols", required_argument, 0, OPTION_KEEPGLOBAL_SYMBOLS},
+ {"localize-symbols", required_argument, 0, OPTION_LOCALIZE_SYMBOLS},
+ {"weaken-symbols", required_argument, 0, OPTION_WEAKEN_SYMBOLS},
+ {"alt-machine-code", required_argument, 0, OPTION_ALT_MACH_CODE},
{0, no_argument, 0, 0}
};
/* IMPORTS */
extern char *program_name;
-extern char *program_version;
/* This flag distinguishes between strip and objcopy:
1 means this is 'strip'; 0 means this is 'objcopy'.
-1 means if we should use argv[0] to decide. */
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 boolean S3Forced;
+
+/* Defined in bfd/binary.c. Used to set architecture of input binary files. */
+extern enum bfd_architecture bfd_external_binary_architecture;
+
+\f
static void
-copy_usage (stream, status)
+copy_usage (stream, exit_status)
FILE *stream;
- int status;
+ int exit_status;
{
- fprintf (stream, "\
-Usage: %s [-vVSgxX] [-I bfdname] [-O bfdname] [-F bfdname] [-b byte]\n\
- [-R section] [-i interleave] [--interleave=interleave] [--byte=byte]\n\
- [--input-target=bfdname] [--output-target=bfdname] [--target=bfdname]\n\
- [--strip-all] [--strip-debug] [--discard-all] [--discard-locals]\n\
- [--remove-section=section] [--gap-fill=val] [--pad-to=address]\n\
- [--set-start=val] [--adjust-start=incr] [--adjust-vma=incr]\n\
- [--adjust-section-vma=section{=,+,-}val] [--adjust-warnings]\n\
- [--no-adjust-warnings] [--verbose] [--version] [--help]\n\
- in-file [out-file]\n",
- program_name);
- 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\
+ -R --remove-section <name> Remove section <name> from the output\n\
+ -S --strip-all Remove all symbol and relocation information\n\
+ -g --strip-debug Remove all debugging symbols\n\
+ --strip-unneeded Remove all symbols not needed by relocations\n\
+ -N --strip-symbol <name> Do not copy symbol <name>\n\
+ -K --keep-symbol <name> Only copy symbol <name>\n\
+ -L --localize-symbol <name> Force symbol <name> to be marked as a local\n\
+ -G --keep-global-symbol <name> Localize all symbols except <name>\n\
+ -W --weaken-symbol <name> Force symbol <name> to be marked as a weak\n\
+ --weaken Force all global symbols to be marked as weak\n\
+ -x --discard-all Remove all non-global symbols\n\
+ -X --discard-locals Remove any compiler-generated symbols\n\
+ -i --interleave <number> Only copy one out of every <number> bytes\n\
+ -b --byte <num> Select byte <num> in every interleaved block\n\
+ --gap-fill <val> Fill gaps between sections with <val>\n\
+ --pad-to <addr> Pad the last section up to address <addr>\n\
+ --set-start <addr> Set the start address to <addr>\n\
+ {--change-start|--adjust-start} <incr>\n\
+ Add <incr> to the start address\n\
+ {--change-addresses|--adjust-vma} <incr>\n\
+ Add <incr> to LMA, VMA and start addresses\n\
+ {--change-section-address|--adjust-section-vma} <name>{=|+|-}<val>\n\
+ Change LMA and VMA of section <name> by <val>\n\
+ --change-section-lma <name>{=|+|-}<val>\n\
+ Change the LMA of section <name> by <val>\n\
+ --change-section-vma <name>{=|+|-}<val>\n\
+ Change the VMA of section <name> by <val>\n\
+ {--[no-]change-warnings|--[no-]adjust-warnings}\n\
+ Warn if a named section does not exist\n\
+ --set-section-flags <name>=<flags>\n\
+ Set section <name>'s properties to <flags>\n\
+ --add-section <name>=<file> Add section <name> found in <file> to output\n\
+ --rename-section <old>=<new>[,<flags>] Rename section <old> to <new>\n\
+ --change-leading-char Force output format's leading character style\n\
+ --remove-leading-char Remove leading character from global symbols\n\
+ --redefine-sym <old>=<new> Redefine symbol name <old> to <new>\n\
+ --srec-len <number> Restrict the length of generated Srecords\n\
+ --srec-forceS3 Restrict the type of generated Srecords to S3\n\
+ --strip-symbols <file> -N for all symbols listed in <file>\n\
+ --keep-symbols <file> -K for all symbols listed in <file>\n\
+ --localize-symbols <file> -L for all symbols listed in <file>\n\
+ --keep-global-symbols <file> -G for all symbols listed in <file>\n\
+ --weaken-symbols <file> -W for all symbols listed in <file>\n\
+ --alt-machine-code <index> Use alternate machine code for output\n\
+ -v --verbose List all object files modified\n\
+ -V --version Display this program's version number\n\
+ -h --help Display this output\n\
+"));
+ list_supported_targets (program_name, stream);
+ if (exit_status == 0)
+ fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
+ exit (exit_status);
}
static void
-strip_usage (stream, status)
+strip_usage (stream, exit_status)
FILE *stream;
- int status;
+ int exit_status;
{
- fprintf (stream, "\
-Usage: %s [-vVsSgxX] [-I bfdname] [-O bfdname] [-F bfdname] [-R section]\n\
- [--input-target=bfdname] [--output-target=bfdname] [--target=bfdname]\n\
- [--strip-all] [--strip-debug] [--discard-all] [--discard-locals]\n\
- [--remove-section=section] [--verbose] [--version] [--help] file...\n",
- program_name);
- 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 --strip-debug Remove all debugging symbols\n\
+ --strip-unneeded Remove all symbols not needed by relocations\n\
+ -N --strip-symbol=<name> Do not copy symbol <name>\n\
+ -K --keep-symbol=<name> Only copy symbol <name>\n\
+ -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\
+ -o <file> Place stripped output into <file>\n\
+"));
+
+ list_supported_targets (program_name, stream);
+ if (exit_status == 0)
+ fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO);
+ exit (exit_status);
}
-/* Parse a string into a VMA, with a fatal error if it can't be
- parsed. */
+/* Parse section flags into a flagword, with a fatal error if the
+ string can't be parsed. */
-static bfd_vma
-parse_vma (s, arg)
+static flagword
+parse_flags (s)
const char *s;
- const char *arg;
{
- bfd_vma ret;
- const char *end;
+ flagword ret;
+ const char *snext;
+ int len;
+
+ ret = SEC_NO_FLAGS;
- ret = bfd_scan_vma (s, &end, 0);
- if (*end != '\0')
+ do
{
- fprintf (stderr, "%s: %s: bad number: %s\n", program_name, arg, s);
- exit (1);
+ 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_SHARED);
+ PARSE_FLAG ("contents", SEC_HAS_CONTENTS);
+#undef PARSE_FLAG
+ else
+ {
+ char *copy;
+
+ copy = xmalloc (len + 1);
+ strncpy (copy, s, len);
+ copy[len] = '\0';
+ non_fatal (_("unrecognized section flag `%s'"), copy);
+ fatal (_("supported flags: %s"),
+ "alloc, load, noload, readonly, debug, code, data, rom, share, contents");
+ }
+
+ s = snext;
}
+ while (s != NULL);
+
return ret;
}
-/* Return the name of a temporary file in the same directory as FILENAME. */
+/* Find and optionally add an entry in the change_sections list. */
-static char *
-make_tempname (filename)
- char *filename;
+static struct section_list *
+find_section_list (name, add)
+ const char *name;
+ boolean add;
{
- static char template[] = "stXXXXXX";
- char *tmpname;
- char *slash = strrchr (filename, '/');
+ register 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;
+}
- if (slash != (char *) NULL)
- {
- *slash = 0;
- tmpname = xmalloc (strlen (filename) + sizeof (template) + 1);
- strcpy (tmpname, filename);
- strcat (tmpname, "/");
- strcat (tmpname, template);
- mktemp (tmpname);
- *slash = '/';
- }
- else
+/* Add a symbol to strip_specific_list. */
+
+static void
+add_specific_symbol (name, list)
+ const char *name;
+ struct symlist **list;
+{
+ struct symlist *tmp_list;
+
+ tmp_list = (struct symlist *) xmalloc (sizeof (struct symlist));
+ tmp_list->name = name;
+ tmp_list->next = *list;
+ *list = tmp_list;
+}
+
+/* Add symbols listed in `filename' to strip_specific_list. */
+
+#define IS_WHITESPACE(c) ((c) == ' ' || (c) == '\t')
+#define IS_LINE_TERMINATOR(c) ((c) == '\n' || (c) == '\r' || (c) == '\0')
+
+static void
+add_specific_symbols (filename, list)
+ const char *filename;
+ struct symlist **list;
+{
+ struct stat st;
+ FILE * f;
+ char * line;
+ char * buffer;
+ unsigned int line_count;
+
+ if (stat (filename, & st) < 0)
+ fatal (_("cannot stat: %s: %s"), filename, strerror (errno));
+ if (st.st_size == 0)
+ return;
+
+ buffer = (char *) xmalloc (st.st_size + 2);
+ f = fopen (filename, FOPEN_RT);
+ if (f == NULL)
+ fatal (_("cannot open: %s: %s"), filename, strerror (errno));
+
+ if (fread (buffer, 1, st.st_size, f) == 0 || ferror (f))
+ fatal (_("%s: fread failed"), filename);
+
+ fclose (f);
+ buffer [st.st_size] = '\n';
+ buffer [st.st_size + 1] = '\0';
+
+ line_count = 1;
+
+ for (line = buffer; * line != '\0'; line ++)
{
- tmpname = xmalloc (sizeof (template));
- strcpy (tmpname, template);
- mktemp (tmpname);
+ char * eol;
+ char * name;
+ char * name_end;
+ int finished = false;
+
+ for (eol = line;; eol ++)
+ {
+ switch (* eol)
+ {
+ case '\n':
+ * eol = '\0';
+ /* Cope with \n\r. */
+ if (eol[1] == '\r')
+ ++ eol;
+ finished = true;
+ break;
+
+ case '\r':
+ * eol = '\0';
+ /* Cope with \r\n. */
+ if (eol[1] == '\n')
+ ++ eol;
+ finished = true;
+ break;
+
+ case 0:
+ finished = true;
+ break;
+
+ case '#':
+ /* Line comment, Terminate the line here, in case a
+ name is present and then allow the rest of the
+ loop to find the real end of the line. */
+ * eol = '\0';
+ break;
+
+ default:
+ break;
+ }
+
+ if (finished)
+ break;
+ }
+
+ /* A name may now exist somewhere between 'line' and 'eol'.
+ Strip off leading whitespace and trailing whitespace,
+ then add it to the list. */
+ for (name = line; IS_WHITESPACE (* name); name ++)
+ ;
+ for (name_end = name;
+ (! IS_WHITESPACE (* name_end))
+ && (! IS_LINE_TERMINATOR (* name_end));
+ name_end ++)
+ ;
+
+ if (! IS_LINE_TERMINATOR (* name_end))
+ {
+ char * extra;
+
+ for (extra = name_end + 1; IS_WHITESPACE (* extra); extra ++)
+ ;
+
+ if (! IS_LINE_TERMINATOR (* extra))
+ non_fatal (_("Ignoring rubbish found on line %d of %s"),
+ line_count, filename);
+ }
+
+ * name_end = '\0';
+
+ if (name_end > name)
+ add_specific_symbol (name, list);
+
+ /* Advance line pointer to end of line. The 'eol ++' in the for
+ loop above will then advance us to the start of the next line. */
+ line = eol;
+ line_count ++;
}
- return tmpname;
+}
+
+/* See whether a symbol should be stripped or kept based on
+ strip_specific_list and keep_symbols. */
+
+static boolean
+is_specified_symbol (name, list)
+ const char *name;
+ struct symlist *list;
+{
+ struct symlist *tmp_list;
+
+ for (tmp_list = list; tmp_list; tmp_list = tmp_list->next)
+ if (strcmp (name, tmp_list->name) == 0)
+ return true;
+
+ return false;
+}
+
+/* See if a section is being removed. */
+
+static boolean
+is_strip_section (abfd, sec)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ asection *sec;
+{
+ struct section_list *p;
+
+ if ((bfd_get_section_flags (abfd, sec) & SEC_DEBUGGING) != 0
+ && (strip_symbols == STRIP_DEBUG
+ || strip_symbols == STRIP_UNNEEDED
+ || strip_symbols == STRIP_ALL
+ || discard_locals == LOCALS_ALL
+ || convert_debugging))
+ return true;
+
+ if (! sections_removed && ! sections_copied)
+ return false;
+
+ p = find_section_list (bfd_get_section_name (abfd, sec), false);
+ if (sections_removed && p != NULL && p->remove)
+ return true;
+ if (sections_copied && (p == NULL || ! p->copy))
+ return true;
+ return false;
}
/* Choose which symbol entries to copy; put the result in OSYMS.
Return the number of symbols to print. */
static unsigned int
-filter_symbols (abfd, osyms, isyms, symcount)
+filter_symbols (abfd, obfd, osyms, isyms, symcount)
bfd *abfd;
+ bfd *obfd;
asymbol **osyms, **isyms;
long symcount;
{
register asymbol **from = isyms, **to = osyms;
long src_count = 0, dst_count = 0;
+ int relocatable = (abfd->flags & (HAS_RELOC | EXEC_P | DYNAMIC))
+ == HAS_RELOC;
for (; src_count < symcount; src_count++)
{
asymbol *sym = from[src_count];
flagword flags = sym->flags;
+ const char *name = bfd_asymbol_name (sym);
int keep;
+ boolean undefined;
+
+ if (redefine_sym_list)
+ {
+ const char *old_name, *new_name;
- if ((flags & BSF_GLOBAL) /* Keep if external. */
- || (flags & BSF_KEEP) /* Keep if used in a relocation. */
- || bfd_is_und_section (bfd_get_section (sym))
- || bfd_is_com_section (bfd_get_section (sym)))
+ old_name = bfd_asymbol_name (sym);
+ new_name = lookup_sym_redefinition (old_name);
+ name = bfd_asymbol_name (sym) = new_name;
+ }
+
+ if (change_leading_char
+ && (bfd_get_symbol_leading_char (abfd)
+ != bfd_get_symbol_leading_char (obfd))
+ && (bfd_get_symbol_leading_char (abfd) == '\0'
+ || (name[0] == bfd_get_symbol_leading_char (abfd))))
+ {
+ if (bfd_get_symbol_leading_char (obfd) == '\0')
+ name = bfd_asymbol_name (sym) = name + 1;
+ else
+ {
+ char *n;
+
+ n = xmalloc (strlen (name) + 2);
+ n[0] = bfd_get_symbol_leading_char (obfd);
+ if (bfd_get_symbol_leading_char (abfd) == '\0')
+ strcpy (n + 1, name);
+ else
+ strcpy (n + 1, name + 1);
+ name = bfd_asymbol_name (sym) = n;
+ }
+ }
+
+ undefined = bfd_is_und_section (bfd_get_section (sym));
+
+ if (remove_leading_char
+ && ((flags & BSF_GLOBAL) != 0
+ || (flags & BSF_WEAK) != 0
+ || undefined
+ || bfd_is_com_section (bfd_get_section (sym)))
+ && name[0] == bfd_get_symbol_leading_char (abfd))
+ name = bfd_asymbol_name (sym) = name + 1;
+
+ if (strip_symbols == STRIP_ALL)
+ keep = 0;
+ else if ((flags & BSF_KEEP) != 0 /* Used in relocation. */
+ || ((flags & BSF_SECTION_SYM) != 0
+ && ((*bfd_get_section (sym)->symbol_ptr_ptr)->flags
+ & BSF_KEEP) != 0))
+ keep = 1;
+ else if (relocatable /* Relocatable file. */
+ && (flags & (BSF_GLOBAL | BSF_WEAK)) != 0)
+ keep = 1;
+ else if (bfd_decode_symclass (sym) == 'I')
+ /* Global symbols in $idata sections need to be retained
+ even if relocatable is false. External users of the
+ library containing the $idata section may reference these
+ symbols. */
keep = 1;
+ else if ((flags & BSF_GLOBAL) != 0 /* Global symbol. */
+ || (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;
+ keep = (strip_symbols != STRIP_DEBUG
+ && strip_symbols != STRIP_UNNEEDED
+ && ! convert_debugging);
+ else if (bfd_get_section (sym)->comdat)
+ /* COMDAT sections store special information in local
+ symbols, so we cannot risk stripping any of them. */
+ keep = 1;
else /* Local symbol. */
- keep = discard_locals != locals_all
- && (discard_locals != locals_start_L ||
- ! bfd_is_local_label (abfd, sym));
+ 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_list))
+ keep = 0;
+ if (!keep && is_specified_symbol (name, keep_specific_list))
+ keep = 1;
+ if (keep && is_strip_section (abfd, bfd_get_section (sym)))
+ keep = 0;
+
+ if (keep && (flags & BSF_GLOBAL) != 0
+ && (weaken || is_specified_symbol (name, weaken_specific_list)))
+ {
+ sym->flags &=~ BSF_GLOBAL;
+ sym->flags |= BSF_WEAK;
+ }
+ if (keep && !undefined && (flags & (BSF_GLOBAL | BSF_WEAK))
+ && (is_specified_symbol (name, localize_specific_list)
+ || (keepglobal_specific_list != NULL
+ && ! is_specified_symbol (name, keepglobal_specific_list))))
+ {
+ sym->flags &= ~(BSF_GLOBAL | BSF_WEAK);
+ sym->flags |= BSF_LOCAL;
+ }
+
if (keep)
to[dst_count++] = sym;
}
+ to[dst_count] = NULL;
+
return dst_count;
}
+/* Find the redefined name of symbol SOURCE. */
+
+static const char *
+lookup_sym_redefinition (source)
+ 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 (source, target)
+ 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\""),
+ "--redefine-sym",
+ source);
+
+ if (strcmp (target, list->target) == 0)
+ fatal (_("%s: Symbol \"%s\" is target of more than one redefinition"),
+ "--redefine-sym",
+ 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;
+}
+
/* Keep only every `copy_byte'th byte in MEMHUNK, which is *SIZE bytes long.
Adjust *SIZE. */
-void
+static void
filter_bytes (memhunk, size)
char *memhunk;
bfd_size_type *size;
for (; from < end; from += interleave)
*to++ = *from;
- *size /= interleave;
+
+ if (*size % interleave > (bfd_size_type) copy_byte)
+ *size = (*size / interleave) + 1;
+ else
+ *size /= interleave;
}
/* Copy object file IBFD onto OBFD. */
asection **osections = NULL;
bfd_size_type *gaps = NULL;
bfd_size_type max_gap = 0;
+ long symsize;
+ PTR dhandle;
- if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
+ if (ibfd->xvec->byteorder != obfd->xvec->byteorder
+ && ibfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN
+ && obfd->xvec->byteorder != BFD_ENDIAN_UNKNOWN)
{
- nonfatal (bfd_get_filename (obfd));
+ fatal (_("Unable to change endianness of input file(s)"));
+ return;
}
+ if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
if (verbose)
- printf ("copy from %s(%s) to %s(%s)\n",
- bfd_get_filename(ibfd), bfd_get_target(ibfd),
- bfd_get_filename(obfd), bfd_get_target(obfd));
+ printf (_("copy from %s(%s) to %s(%s)\n"),
+ bfd_get_filename (ibfd), bfd_get_target (ibfd),
+ bfd_get_filename (obfd), bfd_get_target (obfd));
if (set_start_set)
start = set_start;
else
start = bfd_get_start_address (ibfd);
- start += adjust_start;
+ start += change_start;
- if (!bfd_set_start_address (obfd, start)
- || !bfd_set_file_flags (obfd,
- (bfd_get_file_flags (ibfd)
- & bfd_applicable_file_flags (obfd))))
+ /* Neither the start address nor the flags
+ need to be set for a core file. */
+ if (bfd_get_format (obfd) != bfd_core)
{
- nonfatal (bfd_get_filename (ibfd));
+ if (!bfd_set_start_address (obfd, start)
+ || !bfd_set_file_flags (obfd,
+ (bfd_get_file_flags (ibfd)
+ & bfd_applicable_file_flags (obfd))))
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
}
- /* Copy architecture of input file to output file */
+ /* Copy architecture of input file to output file. */
if (!bfd_set_arch_mach (obfd, bfd_get_arch (ibfd),
bfd_get_mach (ibfd)))
- {
- fprintf (stderr, "Output file cannot represent architecture %s\n",
+ non_fatal (_("Warning: Output file cannot represent architecture %s"),
bfd_printable_arch_mach (bfd_get_arch (ibfd),
bfd_get_mach (ibfd)));
- }
+
if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
- {
- nonfatal (bfd_get_filename(ibfd));
- }
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
if (isympp)
free (isympp);
+
if (osympp != isympp)
free (osympp);
- /* bfd mandates that all output sections be created and sizes set before
+ /* BFD mandates that all output sections be created and sizes set before
any output is done. Thus, we traverse all sections multiple times. */
bfd_map_over_sections (ibfd, setup_section, (void *) obfd);
+ if (add_sections != NULL)
+ {
+ struct section_add *padd;
+ struct section_list *pset;
+
+ for (padd = add_sections; padd != NULL; padd = padd->next)
+ {
+ padd->section = bfd_make_section (obfd, padd->name);
+ if (padd->section == NULL)
+ {
+ non_fatal (_("can't create section `%s': %s"),
+ padd->name, bfd_errmsg (bfd_get_error ()));
+ status = 1;
+ return;
+ }
+ else
+ {
+ flagword flags;
+
+ if (! bfd_set_section_size (obfd, padd->section, padd->size))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
+ pset = find_section_list (padd->name, false);
+ if (pset != NULL)
+ pset->used = true;
+
+ if (pset != NULL && pset->set_flags)
+ flags = pset->flags | SEC_HAS_CONTENTS;
+ else
+ flags = SEC_HAS_CONTENTS | SEC_READONLY | SEC_DATA;
+
+ if (! bfd_set_section_flags (obfd, padd->section, flags))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
+ if (pset != NULL)
+ {
+ if (pset->change_vma != CHANGE_IGNORE)
+ if (! bfd_set_section_vma (obfd, padd->section, pset->vma_val))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
+ 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)))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+ }
+ }
+ }
+ }
+ }
+
if (gap_fill_set || pad_to_set)
{
asection **set;
set = osections;
bfd_map_over_sections (obfd, get_sections, (void *) &set);
- qsort (osections, c, sizeof (asection *), compare_section_vma);
+ qsort (osections, c, sizeof (asection *), compare_section_lma);
gaps = (bfd_size_type *) xmalloc (c * sizeof (bfd_size_type));
memset (gaps, 0, c * sizeof (bfd_size_type));
continue;
size = bfd_section_size (obfd, osections[i]);
- gap_start = bfd_section_vma (obfd, osections[i]) + size;
- gap_stop = bfd_section_vma (obfd, osections[i + 1]);
+ gap_start = bfd_section_lma (obfd, osections[i]) + size;
+ gap_stop = bfd_section_lma (obfd, osections[i + 1]);
if (gap_start < gap_stop)
{
if (! bfd_set_section_size (obfd, osections[i],
size + (gap_stop - gap_start)))
{
- fprintf (stderr, "%s: Can't fill gap after %s: %s\n",
- program_name,
+ non_fatal (_("Can't fill gap after %s: %s"),
bfd_get_section_name (obfd, osections[i]),
- bfd_errmsg (bfd_get_error()));
+ bfd_errmsg (bfd_get_error ()));
status = 1;
break;
}
if (pad_to_set)
{
- bfd_vma vma;
+ bfd_vma lma;
bfd_size_type size;
- vma = bfd_section_vma (obfd, osections[c - 1]);
+ lma = bfd_section_lma (obfd, osections[c - 1]);
size = bfd_section_size (obfd, osections[c - 1]);
- if (vma + size < pad_to)
+ if (lma + size < pad_to)
{
if (! bfd_set_section_size (obfd, osections[c - 1],
- pad_to - vma))
+ pad_to - lma))
{
- fprintf (stderr, "%s: Can't add padding to %s: %s\n",
- program_name,
+ non_fatal (_("Can't add padding to %s: %s"),
bfd_get_section_name (obfd, osections[c - 1]),
bfd_errmsg (bfd_get_error ()));
status = 1;
}
else
{
- gaps[c - 1] = pad_to - (vma + size);
- if (max_gap < pad_to - (vma + size))
- max_gap = pad_to - (vma + size);
+ gaps[c - 1] = pad_to - (lma + size);
+ if (max_gap < pad_to - (lma + size))
+ max_gap = pad_to - (lma + size);
}
}
- }
+ }
}
- /* Symbol filtering must happen after the output sections have
- been created, but before their contents are set. */
- if (strip_symbols == strip_all && discard_locals == locals_undef)
+ /* Symbol filtering must happen after the output sections
+ have been created, but before their contents are set. */
+ dhandle = NULL;
+ symsize = bfd_get_symtab_upper_bound (ibfd);
+ if (symsize < 0)
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
+
+ osympp = isympp = (asymbol **) xmalloc (symsize);
+ symcount = bfd_canonicalize_symtab (ibfd, isympp);
+ if (symcount < 0)
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
+
+ if (convert_debugging)
+ dhandle = read_debugging_info (ibfd, isympp, symcount);
+
+ if (strip_symbols == STRIP_DEBUG
+ || strip_symbols == STRIP_ALL
+ || strip_symbols == STRIP_UNNEEDED
+ || discard_locals != LOCALS_UNDEF
+ || strip_specific_list != NULL
+ || keep_specific_list != NULL
+ || localize_specific_list != NULL
+ || keepglobal_specific_list != NULL
+ || weaken_specific_list != NULL
+ || sections_removed
+ || sections_copied
+ || convert_debugging
+ || change_leading_char
+ || remove_leading_char
+ || redefine_sym_list
+ || weaken)
{
- osympp = isympp = NULL;
- symcount = 0;
+ /* 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,
+ (PTR)isympp);
+ osympp = (asymbol **) xmalloc ((symcount + 1) * sizeof (asymbol *));
+ symcount = filter_symbols (ibfd, obfd, osympp, isympp, symcount);
}
- else
- {
- long symsize;
-
- symsize = bfd_get_symtab_upper_bound (ibfd);
- if (symsize < 0)
- {
- nonfatal (bfd_get_filename (ibfd));
- }
-
- osympp = isympp = (asymbol **) xmalloc (symsize);
- symcount = bfd_canonicalize_symtab (ibfd, isympp);
- if (symcount < 0)
- {
- nonfatal (bfd_get_filename (ibfd));
- }
- if (strip_symbols == strip_debug || discard_locals != locals_undef)
+ if (convert_debugging && dhandle != NULL)
+ {
+ if (! write_debugging_info (obfd, dhandle, &symcount, &osympp))
{
- /* Mark symbols used in output relocations so that they
- are kept, even if they are local labels or static symbols.
-
- Note we iterate over the input sections examining their
- relocations since the relocations for the output sections
- haven't been set yet. mark_symbols_used_in_relocations will
- ignore input sections which have no corresponding output
- section. */
- bfd_map_over_sections (ibfd,
- mark_symbols_used_in_relocations,
- (PTR)isympp);
- osympp = (asymbol **) xmalloc (symcount * sizeof (asymbol *));
- symcount = filter_symbols (ibfd, osympp, isympp, symcount);
+ status = 1;
+ return;
}
}
/* This has to happen after the symbol table has been set. */
bfd_map_over_sections (ibfd, copy_section, (void *) 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,
+ (PTR) padd->contents,
+ (file_ptr) 0,
+ (bfd_size_type) padd->size))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+ }
+ }
+
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);
+ memset (buf, gap_fill, (size_t) max_gap);
c = bfd_count_sections (obfd);
for (i = 0; i < c; i++)
left = gaps[i];
off = bfd_section_size (obfd, osections[i]) - left;
+
while (left > 0)
{
bfd_size_type now;
now = 8192;
else
now = left;
+
if (! bfd_set_section_contents (obfd, osections[i], buf,
off, now))
- {
- nonfatal (bfd_get_filename (obfd));
- status = 1;
- }
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
left -= now;
off += now;
}
from the input BFD to the output BFD. This is done last to
permit the routine to look at the filtered symbol table, which is
important for the ECOFF code at least. */
- if (!bfd_copy_private_bfd_data (ibfd, obfd))
+ if (! bfd_copy_private_bfd_data (ibfd, obfd))
{
- fprintf (stderr, "%s: %s: error copying private BFD data: %s\n",
- program_name, bfd_get_filename (obfd),
- bfd_errmsg (bfd_get_error ()));
+ non_fatal (_("%s: error copying private BFD data: %s"),
+ bfd_get_filename (obfd),
+ bfd_errmsg (bfd_get_error ()));
status = 1;
return;
}
-}
-static char *
-cat (a, b, c)
- char *a;
- char *b;
- char *c;
-{
- size_t size = strlen (a) + strlen (b) + strlen (c);
- char *r = xmalloc (size + 1);
-
- strcpy (r, a);
- strcat (r, b);
- strcat (r, c);
- return r;
+ /* 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 (_("unknown alternate machine code, ignored"));
+ }
}
/* Read each archive element in turn from IBFD, copy the
copy_archive (ibfd, obfd, output_target)
bfd *ibfd;
bfd *obfd;
- char *output_target;
+ const char *output_target;
{
struct name_list
{
struct name_list *next;
char *name;
+ bfd *obfd;
} *list, *l;
bfd **ptr = &obfd->archive_head;
bfd *this_element;
char *dir = make_tempname (bfd_get_filename (obfd));
/* Make a temp directory to hold the contents. */
- mkdir (dir, 0700);
+#if defined (_WIN32) && !defined (__CYGWIN32__)
+ if (mkdir (dir) != 0)
+#else
+ if (mkdir (dir, 0700) != 0)
+#endif
+ {
+ fatal (_("cannot mkdir %s for archive copying (error: %s)"),
+ dir, strerror (errno));
+ }
obfd->has_armap = ibfd->has_armap;
list = NULL;
this_element = bfd_openr_next_archived_file (ibfd, NULL);
- while (this_element != (bfd *) NULL)
+
+ if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
+ while (!status && this_element != (bfd *) NULL)
{
/* Create an output file for this member. */
- char *output_name = cat (dir, "/", bfd_get_filename(this_element));
+ char *output_name = concat (dir, "/", bfd_get_filename (this_element),
+ (char *) NULL);
bfd *output_bfd = bfd_openw (output_name, output_target);
bfd *last_element;
+ struct stat buf;
+ int stat_status = 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;
list = l;
if (output_bfd == (bfd *) NULL)
- {
- nonfatal (output_name);
- }
- if (!bfd_set_format (obfd, bfd_get_format (ibfd)))
- {
- nonfatal (bfd_get_filename (obfd));
- }
+ RETURN_NONFATAL (output_name);
if (bfd_check_format (this_element, bfd_object) == true)
+ copy_object (this_element, output_bfd);
+
+ if (!bfd_close (output_bfd))
{
- copy_object (this_element, output_bfd);
+ bfd_nonfatal (bfd_get_filename (output_bfd));
+ /* Error in new object file. Don't change archive. */
+ status = 1;
}
- bfd_close (output_bfd);
+ if (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->next;
*ptr = (bfd *) NULL;
if (!bfd_close (obfd))
- {
- nonfatal (bfd_get_filename (obfd));
- }
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
+ if (!bfd_close (ibfd))
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
/* Delete all the files that we opened. */
for (l = list; l != NULL; l = l->next)
- unlink (l->name);
- rmdir (dir);
-
- if (!bfd_close (ibfd))
{
- nonfatal (bfd_get_filename (ibfd));
+ bfd_close (l->obfd);
+ unlink (l->name);
}
+ rmdir (dir);
}
/* The top-level control. */
static void
copy_file (input_filename, output_filename, input_target, output_target)
- char *input_filename;
- char *output_filename;
- char *input_target;
- char *output_target;
+ const char *input_filename;
+ const char *output_filename;
+ const char *input_target;
+ const char *output_target;
{
bfd *ibfd;
char **matching;
/* To allow us to do "strip *" without dying on the first
non-object file, failures are nonfatal. */
-
ibfd = bfd_openr (input_filename, input_target);
if (ibfd == NULL)
- {
- nonfatal (input_filename);
- }
+ RETURN_NONFATAL (input_filename);
if (bfd_check_format (ibfd, bfd_archive))
{
obfd = bfd_openw (output_filename, output_target);
if (obfd == NULL)
- {
- nonfatal (output_filename);
- }
+ RETURN_NONFATAL (output_filename);
+
copy_archive (ibfd, obfd, output_target);
}
- else if (bfd_check_format_matches (ibfd, bfd_object, &matching))
+ else if (bfd_check_format_matches (ibfd, bfd_object, &matching)
+ || bfd_check_format_matches (ibfd, bfd_core, &matching))
{
bfd *obfd;
obfd = bfd_openw (output_filename, output_target);
if (obfd == NULL)
- {
- nonfatal (output_filename);
- }
+ RETURN_NONFATAL (output_filename);
copy_object (ibfd, obfd);
if (!bfd_close (obfd))
- {
- nonfatal (output_filename);
- }
+ RETURN_NONFATAL (output_filename);
if (!bfd_close (ibfd))
- {
- nonfatal (input_filename);
- }
+ RETURN_NONFATAL (input_filename);
}
else
{
bfd_nonfatal (input_filename);
+
if (bfd_get_error () == bfd_error_file_ambiguously_recognized)
{
list_matching_formats (matching);
free (matching);
}
+
status = 1;
}
}
-/* Create a section in OBFD with the same name and attributes
- as ISECTION in IBFD. */
+/* Add a name to the section renaming list. */
+
+static void
+add_section_rename (old_name, new_name, flags)
+ 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 (ibfd, isection, returned_flags)
+ 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;
+}
+
+/* Create a section in OBFD with the same
+ name and attributes as ISECTION in IBFD. */
static void
setup_section (ibfd, isection, obfdarg)
bfd *obfd = (bfd *) obfdarg;
struct section_list *p;
sec_ptr osection;
+ bfd_size_type size;
bfd_vma vma;
- char *err;
-
+ bfd_vma lma;
+ flagword flags;
+ const char *err;
+ const char * name;
+
if ((bfd_get_section_flags (ibfd, isection) & SEC_DEBUGGING) != 0
- && (strip_symbols == strip_debug
- || strip_symbols == strip_all
- || discard_locals == locals_all))
+ && (strip_symbols == STRIP_DEBUG
+ || strip_symbols == STRIP_UNNEEDED
+ || strip_symbols == STRIP_ALL
+ || discard_locals == LOCALS_ALL
+ || convert_debugging))
return;
- for (p = remove_sections; p != NULL; p = p->next)
- {
- if (strcmp (p->name, bfd_section_name (ibfd, isection)) == 0)
- {
- p->used = true;
- return;
- }
- }
+ p = find_section_list (bfd_section_name (ibfd, isection), false);
+ if (p != NULL)
+ p->used = true;
+
+ if (sections_removed && p != NULL && p->remove)
+ return;
+ if (sections_copied && (p == NULL || ! p->copy))
+ return;
+
+ /* Get the, possibly new, name of the output section. */
+ name = find_section_rename (ibfd, isection, & flags);
+
+ osection = bfd_make_section_anyway (obfd, name);
- osection = bfd_make_section_anyway (obfd, bfd_section_name (ibfd, isection));
if (osection == NULL)
{
- err = "making";
+ err = _("making");
goto loser;
}
- if (!bfd_set_section_size (obfd,
- osection,
- bfd_section_size (ibfd, isection)))
+ size = bfd_section_size (ibfd, isection);
+ if (copy_byte >= 0)
+ size = (size + interleave - 1) / interleave;
+ if (! bfd_set_section_size (obfd, osection, size))
{
- err = "size";
+ err = _("size");
goto loser;
}
vma = bfd_section_vma (ibfd, isection);
- for (p = adjust_sections; p != NULL; p = p->next)
- {
- if (strcmp (p->name, bfd_section_name (ibfd, isection)) == 0)
- {
- if (p->adjust)
- vma += p->val;
- else
- vma = p->val;
- p->used = true;
- break;
- }
- }
- if (p == NULL)
- vma += adjust_section_vma;
+ 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 = "vma";
+ err = _("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))
== false)
{
- err = "alignment";
+ err = _("alignment");
goto loser;
}
- if (!bfd_set_section_flags (obfd, osection,
- bfd_get_section_flags (ibfd, isection)))
+ if (p != NULL && p->set_flags)
+ flags = p->flags | (flags & (SEC_HAS_CONTENTS | SEC_RELOC));
+ if (!bfd_set_section_flags (obfd, osection, flags))
{
- err = "flags";
+ err = _("flags");
goto loser;
}
+ /* Copy merge entity size. */
+ osection->entsize = isection->entsize;
+
/* This used to be mangle_section; we do here to avoid using
bfd_get_section_by_name since some formats allow multiple
sections with the same name. */
from the input section to the output section. */
if (!bfd_copy_private_section_data (ibfd, isection, obfd, osection))
{
- err = "private data";
+ err = _("private data");
goto loser;
}
- /* All went well */
+ /* All went well. */
return;
loser:
- fprintf (stderr, "%s: %s: section `%s': error in %s: %s\n",
- program_name,
- bfd_get_filename (ibfd), bfd_section_name (ibfd, isection),
- err, bfd_errmsg (bfd_get_error ()));
+ non_fatal (_("%s: section `%s': error in %s: %s"),
+ bfd_get_filename (ibfd),
+ bfd_section_name (ibfd, isection),
+ err, bfd_errmsg (bfd_get_error ()));
status = 1;
}
long relcount;
sec_ptr osection;
bfd_size_type size;
+ long relsize;
+
+ /* If we have already failed earlier on,
+ do not keep on generating complaints now. */
+ if (status != 0)
+ return;
if ((bfd_get_section_flags (ibfd, isection) & SEC_DEBUGGING) != 0
- && (strip_symbols == strip_debug
- || strip_symbols == strip_all
- || discard_locals == locals_all))
- {
- return;
- }
+ && (strip_symbols == STRIP_DEBUG
+ || strip_symbols == STRIP_UNNEEDED
+ || strip_symbols == STRIP_ALL
+ || discard_locals == LOCALS_ALL
+ || convert_debugging))
+ return;
- for (p = remove_sections; p != NULL; p = p->next)
- if (strcmp (p->name, bfd_section_name (ibfd, isection)) == 0)
- return;
+ p = find_section_list (bfd_section_name (ibfd, isection), false);
+
+ if (sections_removed && p != NULL && p->remove)
+ return;
+ if (sections_copied && (p == NULL || ! p->copy))
+ return;
osection = isection->output_section;
size = bfd_get_section_size_before_reloc (isection);
if (size == 0 || osection == 0)
return;
- if (strip_symbols == strip_all)
+ /* 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)
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
+
+ if (relsize == 0)
bfd_set_reloc (obfd, osection, (arelent **) NULL, 0);
else
{
- long relsize;
+ relpp = (arelent **) xmalloc (relsize);
+ relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp);
+ if (relcount < 0)
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
- relsize = bfd_get_reloc_upper_bound (ibfd, isection);
- if (relsize < 0)
+ if (strip_symbols == STRIP_ALL)
{
- nonfatal (bfd_get_filename (ibfd));
- }
- if (relsize == 0)
- bfd_set_reloc (obfd, osection, (arelent **) NULL, 0);
- else
- {
- relpp = (arelent **) xmalloc (relsize);
- relcount = bfd_canonicalize_reloc (ibfd, isection, relpp, isympp);
- if (relcount < 0)
- {
- nonfatal (bfd_get_filename (ibfd));
- }
- bfd_set_reloc (obfd, osection, relpp, relcount);
+ /* 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_list))
+ temp_relpp [temp_relcount++] = relpp [i];
+ relcount = temp_relcount;
+ free (relpp);
+ relpp = temp_relpp;
}
+
+ bfd_set_reloc (obfd, osection,
+ (relcount == 0 ? (arelent **) NULL : relpp), relcount);
}
isection->_cooked_size = isection->_raw_size;
isection->reloc_done = true;
- if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS)
+ if (bfd_get_section_flags (ibfd, isection) & SEC_HAS_CONTENTS
+ && bfd_get_section_flags (obfd, osection) & SEC_HAS_CONTENTS)
{
PTR memhunk = (PTR) xmalloc ((unsigned) size);
if (!bfd_get_section_contents (ibfd, isection, memhunk, (file_ptr) 0,
size))
- {
- nonfatal (bfd_get_filename (ibfd));
- }
+ RETURN_NONFATAL (bfd_get_filename (ibfd));
- if (copy_byte >= 0)
- {
- filter_bytes (memhunk, &size);
- /* The section has gotten smaller. */
- if (!bfd_set_section_size (obfd, osection, size))
- nonfatal (bfd_get_filename (obfd));
- }
+ if (copy_byte >= 0)
+ filter_bytes (memhunk, &size);
if (!bfd_set_section_contents (obfd, osection, memhunk, (file_ptr) 0,
size))
- {
- nonfatal (bfd_get_filename (obfd));
- }
+ RETURN_NONFATAL (bfd_get_filename (obfd));
+
+ free (memhunk);
+ }
+ else if (p != NULL && p->set_flags && (p->flags & SEC_HAS_CONTENTS) != 0)
+ {
+ PTR memhunk = (PTR) xmalloc ((unsigned) size);
+
+ /* 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, (file_ptr) 0,
+ size))
+ RETURN_NONFATAL (bfd_get_filename (obfd));
free (memhunk);
}
}
static void
get_sections (obfd, osection, secppparg)
- bfd *obfd;
+ bfd *obfd ATTRIBUTE_UNUSED;
asection *osection;
PTR secppparg;
{
sections to the front, where they are easier to ignore. */
static int
-compare_section_vma (arg1, arg2)
+compare_section_lma (arg1, arg2)
const PTR arg1;
const PTR arg2;
{
return 1;
}
- /* Sort sections by VMA. */
- if ((*sec1)->vma > (*sec2)->vma)
+ /* Sort sections by LMA. */
+ if ((*sec1)->lma > (*sec2)->lma)
return 1;
- else if ((*sec1)->vma < (*sec2)->vma)
+ else if ((*sec1)->lma < (*sec2)->lma)
return -1;
- /* Sort sections with the same VMA by size. */
+ /* Sort sections with the same LMA by size. */
if ((*sec1)->_raw_size > (*sec2)->_raw_size)
return 1;
else if ((*sec1)->_raw_size < (*sec2)->_raw_size)
if (relsize < 0)
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)
free (relpp);
}
-/* The number of bytes to copy at once. */
-#define COPY_BUF 8192
+/* Write out debugging information. */
-/* Copy file FROM to file TO, performing no translations.
- Return 0 if ok, -1 if error. */
-
-static int
-simple_copy (from, to)
- char *from, *to;
+static boolean
+write_debugging_info (obfd, dhandle, symcountp, symppp)
+ bfd *obfd;
+ PTR dhandle;
+ long *symcountp ATTRIBUTE_UNUSED;
+ asymbol ***symppp ATTRIBUTE_UNUSED;
{
- int fromfd, tofd, nread;
- char buf[COPY_BUF];
+ if (bfd_get_flavour (obfd) == bfd_target_ieee_flavour)
+ return write_ieee_debugging_info (obfd, dhandle);
- fromfd = open (from, O_RDONLY);
- if (fromfd < 0)
- return -1;
- tofd = open (to, O_WRONLY | O_CREAT | O_TRUNC);
- if (tofd < 0)
+ if (bfd_get_flavour (obfd) == bfd_target_coff_flavour
+ || bfd_get_flavour (obfd) == bfd_target_elf_flavour)
{
- close (fromfd);
- return -1;
- }
- while ((nread = read (fromfd, buf, sizeof buf)) > 0)
- {
- if (write (tofd, buf, nread) != nread)
+ bfd_byte *syms, *strings;
+ bfd_size_type symsize, stringsize;
+ asection *stabsec, *stabstrsec;
+
+ if (! write_stabs_in_sections_debugging_info (obfd, dhandle, &syms,
+ &symsize, &strings,
+ &stringsize))
+ return false;
+
+ stabsec = bfd_make_section (obfd, ".stab");
+ stabstrsec = bfd_make_section (obfd, ".stabstr");
+ if (stabsec == NULL
+ || stabstrsec == NULL
+ || ! bfd_set_section_size (obfd, stabsec, symsize)
+ || ! bfd_set_section_size (obfd, stabstrsec, stringsize)
+ || ! bfd_set_section_alignment (obfd, stabsec, 2)
+ || ! bfd_set_section_alignment (obfd, stabstrsec, 0)
+ || ! bfd_set_section_flags (obfd, stabsec,
+ (SEC_HAS_CONTENTS
+ | SEC_READONLY
+ | SEC_DEBUGGING))
+ || ! bfd_set_section_flags (obfd, stabstrsec,
+ (SEC_HAS_CONTENTS
+ | SEC_READONLY
+ | SEC_DEBUGGING)))
{
- close (fromfd);
- close (tofd);
- return -1;
+ non_fatal (_("%s: can't create debugging section: %s"),
+ bfd_get_filename (obfd),
+ bfd_errmsg (bfd_get_error ()));
+ return false;
}
- }
- close (fromfd);
- close (tofd);
- if (nread < 0)
- return -1;
- return 0;
-}
-
-#ifndef S_ISLNK
-#ifdef S_IFLNK
-#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
-#else
-#define S_ISLNK(m) 0
-#define lstat stat
-#endif
-#endif
-
-/* Rename FROM to TO, copying if TO is a link.
- Assumes that TO already exists, because FROM is a temp file.
- Return 0 if ok, -1 if error. */
-
-static int
-smart_rename (from, to)
- char *from, *to;
-{
- struct stat s;
- int ret = 0;
-
- if (lstat (to, &s))
- return -1;
- /* Use rename only if TO is not a symbolic link and has
- only one hard link. */
- if (!S_ISLNK (s.st_mode) && s.st_nlink == 1)
- {
- ret = rename (from, to);
- if (ret == 0)
+ /* We can get away with setting the section contents now because
+ the next thing the caller is going to do is copy over the
+ real sections. We may someday have to split the contents
+ setting out of this function. */
+ if (! bfd_set_section_contents (obfd, stabsec, syms, (file_ptr) 0,
+ symsize)
+ || ! bfd_set_section_contents (obfd, stabstrsec, strings,
+ (file_ptr) 0, stringsize))
{
- /* Try to preserve the permission bits and ownership of TO. */
- chmod (to, s.st_mode & 07777);
- chown (to, s.st_uid, s.st_gid);
+ non_fatal (_("%s: can't set debugging section contents: %s"),
+ bfd_get_filename (obfd),
+ bfd_errmsg (bfd_get_error ()));
+ return false;
}
+
+ return true;
}
- else
- {
- ret = simple_copy (from, to);
- if (ret == 0)
- unlink (from);
- }
- return ret;
+
+ non_fatal (_("%s: don't know how to write debugging information for %s"),
+ bfd_get_filename (obfd), bfd_get_target (obfd));
+ return false;
}
static int
char *input_target = NULL, *output_target = NULL;
boolean show_version = false;
int c, i;
+ struct section_list *p;
+ char *output_file = NULL;
- while ((c = getopt_long (argc, argv, "I:O:F:R:sSgxXVv",
+ while ((c = getopt_long (argc, argv, "I:O:F:K:N:R:o:sSpdgxXHhVv",
strip_options, (int *) 0)) != EOF)
{
switch (c)
input_target = output_target = optarg;
break;
case 'R':
- {
- struct section_list *n;
-
- n = (struct section_list *) xmalloc (sizeof (struct section_list));
- n->name = optarg;
- n->used = false;
- n->next = remove_sections;
- remove_sections = n;
- }
+ p = find_section_list (optarg, true);
+ p->remove = true;
+ sections_removed = true;
break;
case 's':
- strip_symbols = strip_all;
+ strip_symbols = STRIP_ALL;
break;
case 'S':
case 'g':
- strip_symbols = strip_debug;
+ case 'd': /* Historic BSD alias for -g. Used by early NetBSD. */
+ strip_symbols = STRIP_DEBUG;
+ break;
+ case OPTION_STRIP_UNNEEDED:
+ strip_symbols = STRIP_UNNEEDED;
+ break;
+ case 'K':
+ add_specific_symbol (optarg, &keep_specific_list);
+ break;
+ case 'N':
+ add_specific_symbol (optarg, &strip_specific_list);
+ break;
+ case 'o':
+ output_file = optarg;
+ break;
+ case 'p':
+ preserve_dates = true;
break;
case 'x':
- discard_locals = locals_all;
+ discard_locals = LOCALS_ALL;
break;
case 'X':
- discard_locals = locals_start_L;
+ discard_locals = LOCALS_START_L;
break;
case 'v':
verbose = true;
show_version = true;
break;
case 0:
- break; /* we've been given a long option */
+ /* We've been given a long option. */
+ break;
+ case 'H':
case 'h':
strip_usage (stdout, 0);
default:
}
if (show_version)
- {
- printf ("GNU %s version %s\n", program_name, program_version);
- exit (0);
- }
+ print_version ("strip");
/* Default is to strip all symbols. */
- if (strip_symbols == strip_undef && discard_locals == locals_undef)
- strip_symbols = strip_all;
+ if (strip_symbols == STRIP_UNDEF
+ && discard_locals == LOCALS_UNDEF
+ && strip_specific_list == NULL)
+ strip_symbols = STRIP_ALL;
if (output_target == (char *) NULL)
output_target = input_target;
i = optind;
- if (i == argc)
+ if (i == argc
+ || (output_file != NULL && (i + 1) < argc))
strip_usage (stderr, 1);
for (; i < argc; i++)
{
int hold_status = status;
+ struct stat statbuf;
+ char *tmpname;
- char *tmpname = make_tempname (argv[i]);
+ if (preserve_dates)
+ {
+ if (stat (argv[i], &statbuf) < 0)
+ {
+ non_fatal (_("%s: cannot stat: %s"), argv[i], strerror (errno));
+ continue;
+ }
+ }
+
+ if (output_file != NULL)
+ tmpname = output_file;
+ else
+ tmpname = make_tempname (argv[i]);
status = 0;
+
copy_file (argv[i], tmpname, input_target, output_target);
if (status == 0)
{
- smart_rename (tmpname, argv[i]);
+ if (preserve_dates)
+ set_times (tmpname, &statbuf);
+ if (output_file == NULL)
+ smart_rename (tmpname, argv[i], preserve_dates);
status = hold_status;
}
else
unlink (tmpname);
- free (tmpname);
+ if (output_file == NULL)
+ free (tmpname);
}
return 0;
int argc;
char *argv[];
{
+ char * binary_architecture = NULL;
char *input_filename = NULL, *output_filename = NULL;
char *input_target = NULL, *output_target = NULL;
boolean show_version = false;
- boolean adjust_warn = true;
+ boolean change_warn = true;
int c;
struct section_list *p;
+ struct stat statbuf;
- while ((c = getopt_long (argc, argv, "b:i:I:s:O:d:F:R:SgxXVv",
+ while ((c = getopt_long (argc, argv, "b:B:i:I:j:K:N:s:O:d:F:L:G:R:SpgxXHhVvW:",
copy_options, (int *) 0)) != EOF)
{
switch (c)
{
case 'b':
- copy_byte = atoi(optarg);
+ copy_byte = atoi (optarg);
if (copy_byte < 0)
- {
- fprintf (stderr, "%s: byte number must be non-negative\n",
- program_name);
- exit (1);
- }
+ fatal (_("byte number must be non-negative"));
break;
+
+ case 'B':
+ binary_architecture = optarg;
+ break;
+
case 'i':
- interleave = atoi(optarg);
+ interleave = atoi (optarg);
if (interleave < 1)
- {
- fprintf(stderr, "%s: interleave must be positive\n",
- program_name);
- exit (1);
- }
+ fatal (_("interleave must be positive"));
break;
+
case 'I':
case 's': /* "source" - 'I' is preferred */
input_target = optarg;
break;
+
case 'O':
case 'd': /* "destination" - 'O' is preferred */
output_target = optarg;
break;
+
case 'F':
input_target = output_target = optarg;
break;
+
+ case 'j':
+ p = find_section_list (optarg, true);
+ if (p->remove)
+ fatal (_("%s both copied and removed"), optarg);
+ p->copy = true;
+ sections_copied = true;
+ break;
+
case 'R':
- p = (struct section_list *) xmalloc (sizeof (struct section_list));
- p->name = optarg;
- p->used = false;
- p->next = remove_sections;
- remove_sections = p;
+ p = find_section_list (optarg, true);
+ if (p->copy)
+ fatal (_("%s both copied and removed"), optarg);
+ p->remove = true;
+ sections_removed = true;
break;
+
case 'S':
- strip_symbols = strip_all;
+ strip_symbols = STRIP_ALL;
break;
+
case 'g':
- strip_symbols = strip_debug;
+ strip_symbols = STRIP_DEBUG;
+ break;
+
+ case OPTION_STRIP_UNNEEDED:
+ strip_symbols = STRIP_UNNEEDED;
+ break;
+
+ case 'K':
+ add_specific_symbol (optarg, &keep_specific_list);
break;
+
+ case 'N':
+ add_specific_symbol (optarg, &strip_specific_list);
+ break;
+
+ case 'L':
+ add_specific_symbol (optarg, &localize_specific_list);
+ break;
+
+ case 'G':
+ add_specific_symbol (optarg, &keepglobal_specific_list);
+ break;
+
+ case 'W':
+ add_specific_symbol (optarg, &weaken_specific_list);
+ break;
+
+ case 'p':
+ preserve_dates = true;
+ break;
+
case 'x':
- discard_locals = locals_all;
+ discard_locals = LOCALS_ALL;
break;
+
case 'X':
- discard_locals = locals_start_L;
+ discard_locals = LOCALS_START_L;
break;
+
case 'v':
verbose = true;
break;
+
case 'V':
show_version = true;
break;
- case OPTION_ADJUST_START:
- adjust_start = parse_vma (optarg, "--adjust-start");
+
+ case OPTION_WEAKEN:
+ weaken = true;
break;
- case OPTION_ADJUST_SECTION_VMA:
+
+ case OPTION_ADD_SECTION:
{
const char *s;
+ struct stat st;
+ struct section_add *pa;
int len;
char *name;
+ FILE *f;
- p = (struct section_list *) xmalloc (sizeof (struct section_list));
s = strchr (optarg, '=');
- if (s != NULL)
+
+ if (s == NULL)
+ fatal (_("bad format for %s"), "--add-section");
+
+ if (stat (s + 1, & st) < 0)
+ fatal (_("cannot stat: %s: %s"), s + 1, strerror (errno));
+
+ 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 = st.st_size;
+
+ pa->contents = (bfd_byte *) xmalloc (pa->size);
+ f = fopen (pa->filename, FOPEN_RB);
+
+ if (f == NULL)
+ fatal (_("cannot open: %s: %s"), pa->filename, strerror (errno));
+
+ 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)
{
- p->adjust = false;
- p->val = parse_vma (s + 1, "--adjust-section-vma");
+ 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;
}
- else
+
+ s = strchr (optarg, '=');
+ if (s == NULL)
{
s = strchr (optarg, '+');
if (s == NULL)
{
s = strchr (optarg, '-');
if (s == NULL)
- {
- fprintf (stderr,
- "%s: bad format for --adjust-section-vma\n",
- program_name);
- exit (1);
- }
+ fatal (_("bad format for %s"), option);
}
- p->adjust = true;
- p->val = parse_vma (s + 1, "--adjust-section-vma");
- if (*s == '-')
- p->val = - p->val;
}
len = s - optarg;
name = (char *) xmalloc (len + 1);
strncpy (name, optarg, len);
name[len] = '\0';
- p->name = name;
- p->used = false;
+ p = find_section_list (name, true);
+
+ val = parse_vma (s + 1, option);
- p->next = adjust_sections;
- adjust_sections = p;
+ 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_ADJUST_VMA:
- adjust_section_vma = parse_vma (optarg, "--adjust-vma");
- adjust_start = adjust_section_vma;
+
+ case OPTION_CHANGE_ADDRESSES:
+ change_section_address = parse_vma (optarg, "--change-addresses");
+ change_start = change_section_address;
+ break;
+
+ case OPTION_CHANGE_WARNINGS:
+ change_warn = true;
+ break;
+
+ case OPTION_CHANGE_LEADING_CHAR:
+ change_leading_char = true;
break;
- case OPTION_ADJUST_WARNINGS:
- adjust_warn = true;
+
+ case OPTION_DEBUGGING:
+ convert_debugging = true;
break;
+
case OPTION_GAP_FILL:
{
bfd_vma gap_fill_vma;
gap_fill = (bfd_byte) gap_fill_vma;
if ((bfd_vma) gap_fill != gap_fill_vma)
{
- fprintf (stderr, "%s: warning: truncating gap-fill from 0x",
- program_name);
- fprintf_vma (stderr, gap_fill_vma);
- fprintf (stderr, "to 0x%x\n", (unsigned int) gap_fill);
+ char buff[20];
+
+ sprintf_vma (buff, gap_fill_vma);
+
+ non_fatal (_("Warning: truncating gap-fill from 0x%s to 0x%x"),
+ buff, gap_fill);
}
gap_fill_set = true;
}
break;
- case OPTION_NO_ADJUST_WARNINGS:
- adjust_warn = false;
+
+ case OPTION_NO_CHANGE_WARNINGS:
+ change_warn = false;
break;
+
case OPTION_PAD_TO:
pad_to = parse_vma (optarg, "--pad-to");
pad_to_set = true;
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 (source, target);
+
+ free (source);
+ free (target);
+ }
+ 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_list);
+ break;
+
+ case OPTION_KEEP_SYMBOLS:
+ add_specific_symbols (optarg, &keep_specific_list);
+ break;
+
+ case OPTION_LOCALIZE_SYMBOLS:
+ add_specific_symbols (optarg, &localize_specific_list);
+ break;
+
+ case OPTION_KEEPGLOBAL_SYMBOLS:
+ add_specific_symbols (optarg, &keepglobal_specific_list);
+ break;
+
+ case OPTION_WEAKEN_SYMBOLS:
+ add_specific_symbols (optarg, &weaken_specific_list);
+ break;
+
+ case OPTION_ALT_MACH_CODE:
+ use_alt_mach_code = atoi (optarg);
+ if (use_alt_mach_code <= 0)
+ fatal (_("alternate machine code index must be positive"));
+ break;
+
case 0:
break; /* we've been given a long option */
+
+ case 'H':
case 'h':
copy_usage (stdout, 0);
+
default:
copy_usage (stderr, 1);
}
}
if (show_version)
- {
- printf ("GNU %s version %s\n", program_name, program_version);
- exit (0);
- }
+ print_version ("objcopy");
if (copy_byte >= interleave)
- {
- fprintf (stderr, "%s: byte number must be less than interleave\n",
- program_name);
- exit (1);
- }
+ fatal (_("byte number must be less than interleave"));
if (optind == argc || optind + 2 < argc)
copy_usage (stderr, 1);
output_filename = argv[optind + 1];
/* Default is to strip no symbols. */
- if (strip_symbols == strip_undef && discard_locals == locals_undef)
- strip_symbols = strip_none;
+ if (strip_symbols == STRIP_UNDEF && discard_locals == LOCALS_UNDEF)
+ strip_symbols = STRIP_NONE;
if (output_target == (char *) NULL)
output_target = input_target;
+ if (binary_architecture != (char *) 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;
+ 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 (_("Cannot stat: %s: %s"), input_filename, strerror (errno));
+
/* If there is no destination file then create a temp and rename
the result into the input. */
if (output_filename == (char *) NULL)
{
char *tmpname = make_tempname (input_filename);
+
copy_file (input_filename, tmpname, input_target, output_target);
if (status == 0)
- smart_rename (tmpname, input_filename);
+ {
+ if (preserve_dates)
+ set_times (tmpname, &statbuf);
+ smart_rename (tmpname, input_filename, preserve_dates);
+ }
else
unlink (tmpname);
}
else
{
copy_file (input_filename, output_filename, input_target, output_target);
+
+ if (status == 0 && preserve_dates)
+ set_times (output_filename, &statbuf);
}
- if (adjust_warn)
+ if (change_warn)
{
- for (p = adjust_sections; p != NULL; p = p->next)
+ for (p = change_sections; p != NULL; p = p->next)
{
if (! p->used)
{
- fprintf (stderr, "%s: warning: --adjust-section-vma %s%c0x",
- program_name, p->name,
- p->adjust ? '=' : '+');
- fprintf_vma (stderr, p->val);
- fprintf (stderr, " never used\n");
+ if (p->change_vma != CHANGE_IGNORE)
+ {
+ char buff [20];
+
+ sprintf_vma (buff, p->vma_val);
+
+ /* xgettext:c-format */
+ non_fatal (_("%s %s%c0x%s never used"),
+ "--change-section-vma",
+ p->name,
+ p->change_vma == CHANGE_SET ? '=' : '+',
+ buff);
+ }
+
+ if (p->change_lma != CHANGE_IGNORE)
+ {
+ char buff [20];
+
+ sprintf_vma (buff, p->lma_val);
+
+ /* xgettext:c-format */
+ non_fatal (_("%s %s%c0x%s never used"),
+ "--change-section-lma",
+ p->name,
+ p->change_lma == CHANGE_SET ? '=' : '+',
+ buff);
+ }
}
}
}
- /* We could issue similar warnings for remove_sections, but I don't
- think that would be as useful. */
-
return 0;
}
+int main PARAMS ((int, char **));
+
int
main (argc, argv)
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);
- strip_symbols = strip_undef;
- discard_locals = locals_undef;
+
+ START_PROGRESS (program_name, 0);
+
+ strip_symbols = STRIP_UNDEF;
+ discard_locals = LOCALS_UNDEF;
bfd_init ();
+ set_default_bfd_target ();
if (is_strip < 0)
{
int i = strlen (program_name);
- is_strip = (i >= 5 && strcmp (program_name + i - 5, "strip") == 0);
+#ifdef HAVE_DOS_BASED_FILE_SYSTEM
+ /* Drop the .exe suffix, if any. */
+ if (i > 4 && FILENAME_CMP (program_name + i - 4, ".exe") == 0)
+ {
+ i -= 4;
+ program_name[i] = '\0';
+ }
+#endif
+ is_strip = (i >= 5 && FILENAME_CMP (program_name + i - 5, "strip") == 0);
}
if (is_strip)
else
copy_main (argc, argv);
+ END_PROGRESS (program_name);
+
return status;
}
projects / deliverable / binutils-gdb.git / blobdiff