[platform/upstream/elfutils.git] / src / ChangeLog

2013-03-01  Mark Wielaard  <mjw@redhat.com>

        * findtextrel.c (process_file): Release ELF and close file when not
        text relocations are found.
        * strip.c (handle_elf): Track memory used for .debuglink section data
        and free when done.

2013-02-24  Mark Wielaard  <mjw@redhat.com>

        * elflint.c (check_symtab): Add __bss_start__ to the list of symbols
        allowed to have out of section values because of GNU ld bugs.

2013-02-06  Mark Wielaard  <mjw@redhat.com>

        * elflint.c (check_symtab): Add __bss_start and __TMC_END__ to the
        list of symbols allowed to have out of section values because of
        GNU ld bugs in either .symtab or .dynsym, but only when they are
        zero sized.

2013-01-24  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (argp_option): Add unresolved-address-offsets, U.
        (print_unresolved_addresses): New static.
        (parse_opt): Handle 'U', set print_unprocessed_values.
        (format_dwarf_addr): Take and handle new raw argument.
        (print_ops): Call format_dwarf_addr with raw offset values.
        (print_debug_ranges_section): Likewise.
        (print_debug_frame_section): Likewise.
        (attr_callback): Likewise.
        (print_debug_line_section): Likewise.
        (print_debug_loc_section): Likewise.
        (print_gdb_index_section): Likewise.

2013-01-18  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (struct listptr): Add base Dwarf_Addr field.
        (compare_listptr): Warn for same offset with different base.
        (notice_listptr): Take base argument and set it.
        (skip_listptr_hole): Likewise.
        (struct attrcb_args): Removed unused cu_offset field.
        Add cu_base Dwarf_Addr field.
        (attr_callback): Call notice_listptr with cbargs->cu_base.
        (print_debug_units): Set args.cu_base.
        (print_debug_ranges_section): Get base and use for format_dwarf_addr.
        (print_debug_loc_section): Likewise.

2013-01-29  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * readelf.c (handle_core_items): Limit special repeated items handling
        to single-item formats '\n', 'b' and 'B', assert OFFSET 0 there.

2012-12-18  Mark Wielaard  <mark@bordewijk.wildebeest.org>

        * readelf.c (ELF_INPUT_SECTION): New argp key value.
        (argp_option): Add elf-section.
        (elf_input_section): New static.
        (parse_opt): Handle ELF_INPUT_SECTION and set elf_input_section.
        (open_input_section): New function.
        (process_file): Call open_input_section if elf_input_section set.

2013-01-13  David Abdurachmanov  <David.Abdurachmanov@cern.ch>

        ar.c (do_oper_delete): Fix num passed to memset.

2012-12-21  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_debug_frame_section): Adjust FDE start address
        if pcrel before feeding it to format_dwarf_addr.

2012-12-21  Mark Wielaard  <mjw@redhat.com>

        * addr2line.c (main): Call dwfl_end.

2012-12-11  Roland McGrath  <roland@hack.frob.com>

        * nm.c (show_symbols_sysv): Fix size passed to snprintf for invalid
        sh_name case.
        Reported by David Abdurachmanov <David.Abdurachmanov@cern.ch>.

2012-10-16  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_ops): DW_OP_skip and DW_OP_bra targets are
        calculated beginning after the operand and 2-byte constant.

2012-10-12  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * readelf.c (ITEM_WRAP_COLUMN, REGISTER_WRAP_COLUMN): Merge to ...
        (WRAP_COLUMN): ... here.
        (print_core_item): Remove parameter format_max.  Update function
        comment.  Replace FORMAT_MAX by the real output width.
        (handle_core_item): Remove the FORMAT_MAX values in TYPES, DO_TYPE,
        calls of print_core_item, remove variable maxfmt, change
        ITEM_WRAP_COLUMN to WRAP_COLUMN.
        (handle_core_register): Remove the FORMAT_MAX values in TYPES, BITS,
        calls of print_core_item, change REGISTER_WRAP_COLUMN to WRAP_COLUMN.

2012-10-11  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * readelf.c (handle_core_item) <b>: Make run an outer block variable.
        Increase run only if LASTBIT != 0.  Print last element only if RUN > 0.

2012-08-27  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_debug_macro_section): Print offset as PRIx64.

2012-08-27  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (register_info): Handle loc == NULL.

2012-08-22  Jeff Kenton  <jkenton@tilera.com>

        * elflint.c (valid_e_machine): Add EM_TILEGX and EM_TILEPRO.

2012-08-16  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (dwarf_tag_name): Renamed from dwarf_tag_string.
        Uses new dwarf_tag_string or adds ??? or lo_user+%#x when
        appropriate.
        (dwarf_attr_name): Likewise.
        (dwarf_form_name): Likewise.
        (dwarf_lang_name): Likewise.
        (dwarf_inline_name): Likewise.
        (dwarf_encoding_name): Likewise.
        (dwarf_access_name): Likewise.
        (dwarf_visibility_name): Likewise.
        (dwarf_virtuality_name): Likewise.
        (dwarf_identifier_case_name): Likewise.
        (dwarf_calling_convention_name): Likewise.
        (dwarf_ordering_name): Likewise.
        (dwarf_discr_list_name): Likewise.
        (print_ops): Remove KNOWN.  Use dwarf_locexpr_opcode_string.
        (attr_callback): Call new dwarf_foobar_name instead of old
        dwarf_foobar_string functions.
        (dwarf_tag_string): New function using known-dwarf.h macros.
        (dwarf_attr_string): Likewise.
        (dwarf_form_string): Likewise.
        (dwarf_lang_string): Likewise.
        (dwarf_inline_string): Likewise.
        (dwarf_encoding_string): Likewise.
        (dwarf_access_string): Likewise.
        (dwarf_visibility_string): Likewise.
        (dwarf_virtuality_string): Likewise.
        (dwarf_identifier_case_string): Likewise.
        (dwarf_calling_convention_string): Likewise.
        (dwarf_ordering_string): Likewise.
        (dwarf_discr_list_string): Likewise.
        (dwarf_locexpr_opcode_string): Likewise.

2012-06-27  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (dwarf_form_string): Handle DW_FORM_GNU_ref_alt and
        DW_FORM_GNU_strp_alt.
        (attr_callback): Likewise.

2012-07-30  Petr Machata  <pmachata@redhat.com>

        * nm.c (show_symbols_bsd): Reorder arguments in {S,}FMTSTRS (and
        corresponding printf) so that those that are referenced by only
        one of the formatting strings are at the end.

2012-07-29  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (dwarf_lang_string): Use DW_LANG_ObjC, not DW_LANG_Objc.
        (print_ops): Use known[op], not op_name, for DW_OP_GNU_parameter_ref.

2012-07-19  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_ops): Handle DW_OP_GNU_parameter_ref.

2012-07-11  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (options): Add macro to help of debug-dump.
        (section_e): Add section_macro.
        (section_all): Add section_macro.
        (parse_opt): Handle macro.
        (print_debug_macro_section): New function.
        (print_debug): Add NEW_SECTION (macro).

2012-07-10  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_gdb_index_section): Add version 7 support.
        Keep track of cu_nr. Print kind and static/global flag for each
        symbol. When a symbol is in the TU list add 'T'.

2012-06-26  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (dwarf_attr_string): Add DW_AT_GNU_macros.

2012-06-22  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_ops): Cast printf PRIu/x64 arguments to uint64_t
        for gcc 4.7 -Wformat.

2012-05-09  Roland McGrath  <roland@hack.frob.com>

        * elflint (check_sections): Allow zero sized sections at (filesz) end
        of segment. And make check overflow-proofed.

2012-04-24  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_ops): Add DW_OP_GNU_push_tls_address,
        DW_OP_GNU_uinit and DW_OP_GNU_encoded_addr.

2012-03-28  Roland McGrath  <roland@hack.frob.com>

        * elflint.c (special_sections): Accept SHF_INFO_LINK for reloc sections.

2012-03-28  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_debug_abbrev_section): Check there is Dwarf
        section data.
        (print_debug_str_section): Likewise.

2012-03-21  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_gdb_index_section): Accept version 6.

2012-01-31  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (attr_callback): Don't special case DW_FORM_sec_offset.

2012-01-21  Ulrich Drepper  <drepper@gmail.com>

        * addr2line.c: Update copyright year.
        * ar.c: Likewise.
        * elfcmp.c: Likewise.
        * elflint.c: Likewise.
        * findtextrel.c: Likewise.
        * ld.c: Likewise.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * ranlib.c: Likewise.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strings.c: Likewise.
        * strip.c: Likewise.
        * unstrip.c: Likewise.

        * nm.c (argp_children): Define.
        (argp): Hook up argp_children.
        (handle_ar): Optimize puts call.
        (show_symbols_bsd): Use positional parameters to also print color
        codes.  Don't print STT_FILE symbols.
        * objdump.c (options): Improve help text.
        (argp_children): Define.
        (argp): Hook up argp_children.
        (disasm_info): Add elements for color codes.
        (disasm_output): Print color codes as well.
        (show_disasm): Set up disasm_info data for callback.

2012-01-20  Roland McGrath  <roland@hack.frob.com>

        * arlib-argp.c (arlib_deterministic_output): Initialize from
        configured value.
        (help_filter): New function.
        (argp): Use it.

        * ar.c (main): Handle oper_none as usage error.

        * arlib-argp.c (options, parse_opt): Grok -U as inverse of -D.

        * ranlib.c (argp): Use arlib_argp_children.

        * arlib.c (arlib_init): Obey arlib_deterministic_output.

        * arlib-argp.c: New file.
        * Makefile.am (libar_a_SOURCES): Add it.
        * arlib.h (arlib_deterministic_output, arlib_argp_children):
        Declare new variables.
        * ar.c (deterministic_output): Variable removed.
        (do_oper_insert): Use arlib_deterministic_output instead.
        (options, parse_opt): Don't handle -D here.  Add group numbers.
        (argp): Use arlib_argp_children.

2011-12-20  Roland McGrath  <roland@hack.frob.com>

        * readelf.c (print_debug): Initialize DUMMY_DBG.elf.
        Reported by Karel Klic <kklic@redhat.com>.

2011-11-05  Roland McGrath  <roland@hack.frob.com>

        * ar.c (deterministic_output): New flag variable.
        (options, parse_opt): Grok -D to set it.
        (do_oper_insert): When set, use zero from mtime, uid, and gid.

        * ar.c (do_oper_insert): Fix check on elf_rawfile return value.

2011-10-04  Marek Polacek  <mpolacek@redhat.com>

        * readelf.c (register_info): Assume the right size of an array.

2011-10-03  Ulrich Drepper  <drepper@gmail.com>

        * nm.c: Recognize option --mark-special.  Still recognize --mark-weak
        but don't show it in help anymore.
        (mark_special): Renamed from mark_weak.
        (parse_opt): Adjust.
        (class_type_char): Take additional parameters for ELF file and ELF
        header.  Treat TLS symbols like objects.
        In case of D symbols, show u for unique symbols, R for symbols in
        read-only sections, B for symbols in BSS sections.
        (show_symbols_bsd): Take additional parameters for ELF file and ELF
        header.  Adjust for class_type_char change.  Show TLS symbols with
        @ after them in case --mark-special is selected.
        (show_symbols_posix): Likewise.
        (show_symbols): Adjust calls to show_symbols_bsd and
        show_symbols_posix.
        (show_symbols_sysv): Avoid printing adress and size for undefined
        symbols.  Don't print initial special entry and section entries.

2011-10-02  Ulrich Drepper  <drepper@gmail.com>

        * Makefile.am (demanglelib): Define.
        (nm_LDADD): Add demanglelib.
        * nm.c (options): Add -C option.
        (demangle): Define as global variable.
        (parse_opt): Recognize -C.
        (show_symbols_sysv): Handle demangling.
        (show_symbols_bad): Likewise.
        (show_symbols_posix): Likewise.
        (show_symbols): Likewise.

2011-07-09  Roland McGrath  <roland@hack.frob.com>

        * readelf.c (options, parse_opt): Grok -W/--wide and ignore it.

        * ar.c (parse_opt): Grok -u.

2011-05-30  Mark Wielaard  <mjw@redhat.com>

        * strip.c (relocate): Make offset check overflow-proof.

2011-05-23  Mark Wielaard  <mjw@redhat.com>

        * strip.c (relocate): Take new arguments is_rela to indicate
        whether the relocation is from a SHT_REL or SHT_RELA section.
        Relocate against any debug section symbol, not just STT_SECTION
        symbols. For SHT_REL relocations, fetch addend from offset and
        add it to symbol value if not zero.

2011-05-23  Mark Wielaard  <mjw@redhat.com>

        * strip.c (OPT_RELOC_DEBUG): New option.
        (argp_option): Add new --reloc-debug-sections option.
        (main): Check new option.
        (parse_opt): Likewise.
        (handle_elf): Remove any relocations between debug sections
        in ET_REL for the debug file when requested.

2011-05-18  Mark Wielaard  <mjw@redhat.com>

        * strip.c (handle_elf): Make sure all sections of a removed group
        section are removed too. Don't discard SHT_GROUP sections, copy
        section table before it gets modified. Section group signature
        symbols don't have to be retained.

2011-05-16  Jakub Jelinek  <jakub@redhat.com>

        * readelf.c (print_ops): Handle DW_OP_GNU_const_type,
        DW_OP_GNU_regval_type, DW_OP_GNU_deref_type, DW_OP_GNU_convert
        and DW_OP_GNU_reinterpret.

2011-05-17  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (dwarf_tag_string): Fixup DW_TAG_GNU_call_site and
        DW_TAG_GNU_call_site_parameter return strings.

2011-05-11  Marek Polacek  <mpolacek@redhat.com>

        * nm.c (show_symbols_sysv): Remove unused if/else, remove
        unused `prefix' and `fname' parameters.

2011-05-07  Marek Polacek  <mpolacek@redhat.com>

        * unstrip.c (compare_sections_nonrel): Mark this function as static.

2011-04-26  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (handle_notes_data): Call ebl_object_note_type_name
        with note name.

2011-04-14  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (options): Add gdb_index.
        (section_e): Define section_gdb_index.
        (parse_opt): Recognize gdb_index debug-dump argument.
        (print_gdb_index_section): New function.
        (print_debug): Add gdb_index to debug_sections.

2011-03-24  Petr Machata  <pmachata@redhat.com>

        * readelf.c (print_debug_line_section): Emit initial space for all
        opcode lines.  Print offset in front of each opcode.

2011-03-22  Marek Polacek  <mpolacek@redhat.com>

        * readelf.c (handle_dynamic): Don't segfault at DT_PLTREL case.

2011-03-22  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (dwarf_tag_string): Support DW_TAG_GNU_call_site
        and DW_TAG_GNU_call_site_parameter.
        (dwarf_attr_string): Support DW_AT_GNU_call_site_value,
        DW_AT_GNU_call_site_data_value,
        DW_AT_GNU_call_site_target,
        DW_AT_GNU_call_site_target_clobbered,
        DW_AT_GNU_tail_call,
        DW_AT_GNU_all_tail_call_sites,
        DW_AT_GNU_all_call_sites,
        and DW_AT_GNU_all_source_call_sites.
        (print_ops): Handle DW_OP_GNU_entry_value.
        (attr_callback): Handle DW_AT_GNU_call_site_value,
        DW_AT_GNU_call_site_data_value,
        DW_AT_GNU_call_site_target,
        and DW_AT_GNU_call_site_target_clobbered.

2011-03-10  Mark Wielaard  <mjw@redhat.com>

        * elflint.c (check_symtab): Use ebl_check_st_other_bits.

2011-02-27  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * readelf.c (reset_listptr): Clear TABLE->TABLE.

2011-02-25  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (dwarf_attr_string): Add DW_AT_GNU_* handling.
        (dwarf_form_string): Properly format and return unknown form.

2011-02-23  Roland McGrath  <roland@redhat.com>

        * readelf.c (section_name): New function.
        (print_debug_abbrev_section): Use it instead of constant.
        (print_debug_aranges_section): Likewise.
        (print_debug_ranges_section): Likewise.
        (print_debug_units): Likewise.
        (print_debug_line_section): Likewise.
        (print_debug_loc_section): Likewise.
        (print_debug_macinfo_section): Likewise.
        (print_debug_pubnames_section): Likewise.
        (print_debug_str_section): Likewise.
        (print_debug) [USE_ZLIB]: Match .zdebug_* sections too.
        (print_debug_abbrev_section): Use decoded d_size, not sh_size.
        (print_debug_str_section): Likewise.

        * readelf.c (dwarf_attr_string): Grok DW_AT_GNU_odr_signature.

2011-02-11  Roland McGrath  <roland@redhat.com>

        * elfcmp.c (verbose): New variable.
        (options, parse_opt): Grok -l/--verbose to set it.
        (main): Under -l, keep going after first difference.

        * elfcmp.c (ignore_build_id): New variable.
        (options, parse_opt): Grok --ignore-build-id to set it.
        (main): For SHT_NOTE sections, compare note details rather than raw
        bytes.  Under --ignore-build-id, don't complain about differing build
        ID contents if lengths match.

2011-02-08  Roland McGrath  <roland@redhat.com>

        * ldscript.y (filename_id_star): Remove unused variable.

        * unstrip.c (copy_elided_sections): Remove unused variable.

        * elflint.c (check_dynamic): Remove unused variables.

        * elflint.c (check_symtab): Warn about missing xndx section only once.

        * ldgeneric.c (check_for_duplicate2): Remove unused variable.

2011-01-06  Roland McGrath  <roland@redhat.com>

        * strip.c (handle_elf): Under --strip-sections, remove all
        non-allocated sections and never generate .gnu_debuglink.

2011-01-04  Roland McGrath  <roland@redhat.com>

        * strip.c (remove_shdrs): New variable.
        (options, parse_opt): Grok --strip-sections to set it.
        (handle_elf): When that's set, truncate off .shstrtab and shdrs.

2010-11-10  Roland McGrath  <roland@redhat.com>

        * findtextrel.c (process_file): Don't assume order of sections.
        Reported by Mike Hommey <mh@glandium.org>.

2010-07-26  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_ops): Handle DW_OP_GNU_implicit_pointer.

2010-08-30  Roland McGrath  <roland@redhat.com>

        Print .debug_loc/.debug_ranges with cognizance of actual DIE uses.
        * readelf.c (parse_opt): Add section_info to implicit_debug_sections
        for ranges, loc.
        (struct listptr, struct listptr_table): New types.
        (compare_listptr, reset_listptr, sort_listptr): New functions.
        (notice_listptr, skip_listptr_hole): New functions.
        (struct attrcb_args): Add silent member.
        (attr_callback): Call notice_listptr for loclistptr and rangelistptr.
        Suppress output if silent, but still call notice_listptr.
        (print_debug_units): Suppress output if section_info not requested.
        (print_debug_loc_section): Call sort_listptr, skip_listptr_hole.
        (print_debug_ranges_section): Likewise.
        (print_debug): Call reset_listptr on both tables.

        * readelf.c (print_debug_ranges_section): Print empty list.
        (print_debug_loc_section): Likewise.

        * readelf.c (print_debug_loc_section): Check for bogus length
        before calling print_ops.
        (print_ops): Check harder for bogus data that would read off end.

2010-08-11  Roland McGrath  <roland@redhat.com>

        * readelf.c (for_each_section_argument): Process all sections with
        matching name, not just the first.

2010-07-26  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_ops): Take new argument for CU version.
        Fix DW_OP_call_ref decoding to depend on it.
        (print_debug_loc_section): Update caller.
        (print_cfa_program): Take new argument, pass it down.
        (print_debug_frame_section): Update caller.
        (struct attrcb_args): New member version.
        (print_debug_units): Initialize it.

2010-07-02  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_debug_frame_section): Use format_dwarf_addr for
        initial_location.

2010-06-30  Roland McGrath  <roland@redhat.com>

        * strings.c (main): Use STDIN_FILENO, not STDOUT_FILENO.
        Ignore st_size for a non-S_ISREG file descriptor.
        (read_block): Move assert after no-mmap bail-out.
        (read_block_no_mmap): Fix size calculations for moving buffer remnant.

2010-06-22  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_debug_line_section): Fix braino in DW_LNS_set_isa.

2010-06-21  Roland McGrath  <roland@redhat.com>

        * readelf.c (dwarf_tag_string): Handle new v4 tags.
        (dwarf_attr_string): Add new attributes.
        (dwarf_tag_string): Handle DW_TAG_GNU_*.

        * readelf.c (print_ops): Use 64-bit types for LEB128 operands.
        (print_cfa_program): Likewise.

2010-06-20  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_debug_units): New function, broken out of ...
        (print_debug_info_section): ... here.  Call it.
        (print_debug_types_section): New function.
        (enum section_e): Add section_types alias for section_info.
        (print_debug): Add types to the sections table.

        * readelf.c (print_debug_frame_section): Handle version 4 format.

        * readelf.c (print_debug_line_section): Handle version 4 format.

2010-06-14  Roland McGrath  <roland@redhat.com>

        * unstrip.c (copy_elided_sections): Make sure all sections' data have
        been read in before we write anything out.

2010-06-04  Roland McGrath  <roland@redhat.com>

        * unstrip.c (update_shdr): New function.
        (update_sh_size): Call it instead of gelf_update_shdr.
        (adjust_relocs, add_new_section_symbols): Likewise.
        (new_shstrtab, copy_elided_sections): Likewise.

        * unstrip.c (copy_elided_sections): Bail if stripped file has more
        sections than unstripped file, rather than getting confused later.

2010-06-01  Roland McGrath  <roland@redhat.com>

        * readelf.c (dwarf_form_string): Handle DWARF 4 forms.
        (attr_callback): Handle DW_FORM_flag_present, DW_FORM_exprloc,
        DW_FORM_sec_offset, DW_FORM_ref_sig8.

        * readelf.c (print_debug): Don't bail if libdw setup fails.
        Suppress complaint if we only want .eh_frame anyway.

2010-05-28  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (attr_callback): Also print form information.

2010-05-19  Roland McGrath  <roland@redhat.com>

        * addr2line.c (find_symbol): Short-circuit on empty name.
        (handle_address): Handle SYMBOL with no +OFFSET.

2010-05-08  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_ops): Take new arg OFFSET_SIZE.
        Use that for DW_OP_call_ref, not ADDRSIZE.
        (print_cfa_program): Update caller.
        (struct attrcb_args): Add offset_size field.
        (attr_callback): Use it for print_ops call.
        (print_debug_info_section): Initialize it.
        (print_ops): Likewise.

2010-04-14  Roland McGrath  <roland@redhat.com>

        * readelf.c (handle_core_item): Fix bitmask printing.

2010-04-06  Roland McGrath  <roland@redhat.com>

        * ld.c (options): Fix some typos in messages.
        * elflint.c (check_scn_group, check_group): Likewise.
        * ldscript.y (add_id_list): Likewise.
        * readelf.c (print_hash_info): Add xgettext:no-c-format magic comment
        before translated string containing a literal %.

2010-02-26  Roland McGrath  <roland@redhat.com>

        * readelf.c (process_file): Don't leak an fd in failure case.

2010-02-15  Roland McGrath  <roland@redhat.com>

        * Makefile.am: Use config/eu.am for common stuff.

        * readelf.c (print_debug_frame_section): Add a cast to avoid sign
        mismatch in comparison.

2010-02-02  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_encoding_base): Handle DW_EH_PE_absptr (zero).
        (read_encoded): Likewise.
        (print_debug_frame_section): Check for bogus augmentation length.
        For P augmentation, use read_encoded, print the encoding description,
        and use hex for unsigned values.

2010-01-15  Roland McGrath  <roland@redhat.com>

        * ar.c: Include <sys/stat.h>.
        * elflint.c: Likewise.
        * readelf.c: Likewise.
        * strip.c: Likewise.
        * unstrip.c: Likewise

2010-01-07  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_ehdr): Handle PN_XNUM.
        (phnum): New static variable.
        (process_elf_file): Set it with elf_getphdrnum.
        (print_phdr): Use phnum instead of EHDR->e_phnum.
        (print_dynamic, handle_notes): Likewise.
        (handle_relocs_rel, handle_relocs_rela): Likewise.

        * elfcmp.c (main): Use elf_getshdrnum and elf_getphdrnum.

        * elflint.c (phnum): New static variable.
        (check_elf_header): Set it, handling PN_XNUM.
        Use that in place of EHDR->e_phnum throughout.
        (check_symtab, check_reloc_shdr, check_dynamic): Likewise.
        (unknown_dependency_p, check_sections, check_program_header): Likewise.

2010-01-05  Roland McGrath  <roland@redhat.com>

        * readelf.c (dwarf_attr_string): Match DW_AT_GNU_vector and
        DW_AT_GNU_template_name.

2010-01-04  Roland McGrath  <roland@redhat.com>

        * readelf.c (handle_notes_data): Grab NT_AUXV only for name "CORE".
        (handle_core_note): Pass NHDR and NAME to ebl_core_note.
        (handle_core_item): Handle .format of '\n' as \n-separated strings.

        * readelf.c (implicit_debug_sections): New variable.
        (parse_opt): Set it instead of print_debug_sections for -a.
        OR them together for print_debug check.
        (print_debug): OR them together for section check.

        * readelf.c (options): Repartition into set implied by -a and others.
        Correct -a text to match reality.

        * readelf.c (struct section_argument): Add bool member 'implicit'.
        (parse_opt): Set it for -a cases, clear it for -x args.
        (for_each_section_argument): Don't complain about a missing section by
        name if it's implicit.

2009-11-16  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_string_section): Punt SHT_NOBITS like empty
        sections, just as dump_data_section already does.

2009-09-21  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (special_sections): Allow MERGE and STRINGS flags to be
        set for .comment section.
        Patch by Mark Wielaard <mjw@redhat.com>.

2009-09-08  Roland McGrath  <roland@redhat.com>

        * ar.c (main): Fix typo in message format.

2009-08-21  Roland McGrath  <roland@redhat.com>

        * readelf.c (attr_callback): Use print_block only when we don't use
        print_ops.

2009-08-14  Roland McGrath  <roland@redhat.com>

        * ar.c (do_oper_extract): Use pathconf instead of statfs.

2009-08-01  Ulrich Drepper  <drepper@redhat.com>

        * debugpred.h: Add two most const.

2009-07-26  Mark Wielaard  <mjw@redhat.com>

        * elflint.c (check_note_data): Recognize NT_GNU_GOLD_VERSION.

2009-07-25  Mark Wielaard  <mjw@redhat.com>

        * Makefile.am (addr2line_LDADD): Add $(libelf).

2009-07-24  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_block): New function.
        (print_ops): Use it.
        (attr_callback): Use it for DW_FORM_block* forms.

2009-07-20  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (print_ops): Add handling of DW_OP_implicit_value
        and DW_OP_stack_value.

2009-07-14  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_elf_header): Allow Linux ABI.
        (check_symtab): Handle STB_GNU_UNIQUE.

2009-07-08  Mark Wielaard  <mjw@redhat.com>

        * readelf.c (attr_callback): Handle DW_Form constants for
        DW_AT_data_member_location.

2009-07-06  Roland McGrath  <roland@redhat.com>

        * readelf.c (register_info): New function.  Handle unknown register #s.
        (print_cfa_program): Use it.
        (handle_core_register, handle_core_registers): Likewise.

2009-06-28  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_address_names): New static variable.
        (options, parse_opt): Grok -N/--numeric-addresses to clear it.
        (format_dwarf_addr): Don't look up name if !print_address_names.

2009-06-13  Ulrich Drepper  <drepper@redhat.com>

        * ldgeneric.c: Don't use deprecated libelf functions.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strip.c: Likewise.
        * unstrip.c: Likewise.
        * ld.h: Fix up comment.

2009-06-01  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_relocs): Expect ELF header argument and pass on
        to handle_relocs_rel* functions. Adjust caller.
        (handle_relocs_rel): Add ELF header argument.  Add special case for
        the IRELATIVE relocations in statically linked executables.
        (handle_relocs_rela): Likewise.

2009-04-29  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_symtab): Add tests of st_other field.

2009-04-23  Ulrich Drepper  <drepper@redhat.com>

        * Makefile [BUILD_STATIC] (libdw): Add $(zip_LIBS).

2009-04-20  Roland McGrath  <roland@redhat.com>

        * addr2line.c (print_dwarf_function): Honor -s and -A for file names
        of inline call sites.

        * addr2line.c (just_section): New variable.
        (adjust_to_section): New function, broken out of ...
        (handle_address): ... here.
        (options, parse_opt): Add -j/--section=NAME to set it.

2009-04-15  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_debug_frame_section): Check for DW_CIE_ID_64 in
        64-bit format header, DW_CIE_ID_32 in 32-bit format header.

2009-04-14  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_attributes): Treat SHT_ARM_ATTRIBUTES on EM_ARM
        like SHT_GNU_ATTRIBUTES.

        * readelf.c (handle_core_registers): Fix error message.

        * strip.c (handle_elf: check_preserved): Don't note any change when
        .debug_data is already filled from a previous pass.

2009-02-05  Ulrich Drepper  <drepper@redhat.com>

        * objdump.c (show_relocs_x): Minor cleanups.

        * readelf.c (print_cfa_program): Correct a few labels.
        Print first DW_CFA_expression and DW_CFA_val_expression parameter
        as register.

2009-02-01  Ulrich Drepper  <drepper@redhat.com>

        * objdump.c (show_relocs_rel, show_relocs_rela): Split common parts
        into ...
        (show_relocs_x): ...here.  New function.
        (show_relocs): Better spacing in output.

        * objdump.c (show_relocs_rela): Show offsets as signed values.

        * ar.c (main): Fix recognition of invalid modes for a, b, i modifiers.
        Improve some error messages.
        Use program_invocation_short_name instead of AR macro.
        * Makefile.am (CFLAGS_ar): Remove.
        * elflint.c (parse_opt): ARGP_HELP_EXIT_ERR does nothing for argp_help.
        * objdump.c (parse_opt): Likewise.
        * readelf.c (parse_opt): Likewise.

2009-01-27  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_ops): Notice short length, don't overrun buffer
        (still need to fix LEB128).

        * readelf.c (print_ops): Fix DW_OP_call[24] decoding.

        * readelf.c (print_ops): Print (empty)\n when LEN == 0.

2009-01-24  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_debug_frame_section): Fix computation of vma_base
        for PC-relative mode.

2009-01-23  Ulrich Drepper  <drepper@redhat.com>

        * size.c (process_file): When handling archive, close file descriptor
        here.  For unknown file format also close file descriptor.
        (handle_ar): Don't close file descriptor here.

        * readelf.c (parse_opt): Move code to add to dump_data_sections and
        string_sections list in local function add_dump_section.  Adjust 'x'
        key handling.  For 'a' key add .strtab, .dynstr, and .comment section
        to string_sections list.

2009-01-22  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_phdr): Don't print section mapping when no sections.

        * Makefile.am (AM_CFLAGS): Pass -Wno-format for *_no_Wformat.

        * readelf.c (print_debug_frame_section): Initialize IS_SIGNED to false
        and reset it only for the 'true' cases.

        * Makefile.am (addr2line_no_Wformat): New variable.

        * readelf.c (print_debug_frame_section): Use t instead of j formats
        for ptrdiff_t OFFSET.

2009-01-21  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_program_header): Fix typo in .eh_frame_hdr section
        test.  Handle debuginfo files.
        (check_exception_data): First sanity test.

2009-01-17  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_debug_exception_table): Show target of ar_disp
        field.

        * elflint.c (check_program_header): Add most consistency checks for
        PT_GNU_EH_FRAME entry.

        * addr2line.c: Use ARGP_PROGRAM_VERSION_HOOK_DEF and
        ARGP_PROGRAM_BUG_ADDRESS_DEF.
        * ar.c: Likewise.
        * elfcmp.c: Likewise.
        * elflint.c: Likewise.
        * findtextrel.c: Likewise.
        * ld.c: Likewise.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * ranlib.c: Likewise.
        * readelf.c: Likewise.

        * size.c: Likewise.
        * strings.c: Likewise.
        * strip.c: Likewise.
        * unstrip.c: Likewise.

2009-01-16  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_program_header): Check that PT_GNU_EH_FRAME entry
        matches .eh_frame_hdr section, if it is available.  Also check that
        the segment is allocated, not writable, not executable.

        * readelf.c: Add -e option.  Dump exception and unwind related
        sections.  Add -e to -a.
        (print_encoding_base): Handle DW_EH_PE_omit.
        (print_debug_exception_table): Beginning of support.
        (print_debug): Hook up print_debug_exception_table for
        .gcc_except_table sections.

        * readelf.c (print_debug_frame_section): Some fixes for last change.

2009-01-15  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_encoding): Now a toplevel function.
        (print_relinfo): Likewise.
        (print_encoding_base): Broken out of print_debug_frame_section.
        (print_debug_frame_section): Print different header for .eh_frame
        sections.  Fix recognition of matching CIEs in .debug_frame sections.
        Print absolute offset for PC-relative FDE locations.  Don't print
        table header for FDEs if the table is empty.
        (read_encoded): New function.
        (print_debug_frame_hdr_section): New function.
        (print_debug): Hook up print_debug_frame_hdr_section for .eh_frame_hdr
        sections.

        * readelf.c (handle_relocs_rel): Print section number.
        (print_debug_abbrev_section): Likewise.
        (print_debug_aranges_section): Likewise.
        (print_debug_ranges_section): Likewise.
        (print_debug_info_section): Likewise.
        (print_debug_line_section): Likewise.
        (print_debug_loc_section): Likewise.
        (print_debug_macinfo_section): Likewise.
        (print_debug_pubnames_section): Likewise.
        (print_debug_str_section): Likewise.

2009-01-10  Ulrich Drepper  <drepper@redhat.com>

        * strings.c (read_block): Fix typo in error message string.

2009-01-07  Ulrich Drepper  <drepper@redhat.com>

        * ld.c (ld_new_searchdir): Fix adding to search path list.

2009-01-06  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c: Implement call frame debug section dumping.

2009-01-05  Roland McGrath  <roland@redhat.com>

        * elfcmp.c: Exit with status 2 for errors (like cmp, diff, grep).
        Status 1 (aka EXIT_FAILURE) is only for completed OK but not equal.

2009-01-01  Ulrich Drepper  <drepper@redhat.com>

        * addr2line.c: Update copyright year.
        * ar.c: Likewise.
        * elfcmp.c: Likewise.
        * elflint.c: Likewise.
        * findtextrel.c: Likewise.
        * ld.c: Likewise.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * ranlib.c: Likewise.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strings.c: Likewise.
        * strip.c: Likewise.
        * unstrip.c: Likewise.

2008-12-11  Roland McGrath  <roland@redhat.com>

        * nm.c (sym_name): New function.
        (show_symbols_sysv): Use it in place of elf_strptr.
        (show_symbols_bsd, show_symbols_posix): Likewise.
        Fixes RHBZ#476136.

        * nm.c (show_symbols_sysv): Use an alloca'd backup section name when
        elf_strptr fails.

2008-12-02  Roland McGrath  <roland@redhat.com>

        * readelf.c (count_dwflmod, process_file): Don't presume encoding of
        nonzero OFFSET argument to dwfl_getmodules.

2008-08-07  Roland McGrath  <roland@redhat.com>

        * addr2line.c (main): Pass string to handle_address.
        (see_one_module): New function, subroutine of handle_address.
        (find_symbol): Likewise.
        (handle_address): Take string argument rather than address.
        Convert plain number, or handle strings like "(section)+offset"
        or "symbol+offset".

2008-08-01  Roland McGrath  <roland@redhat.com>

        * readelf.c (handle_core_item): Handle 'B' type for 1-origin bitset.
        For 'b' and 'B', print <x-y,z> or ~<x,y-z> rather than 1/0 string.

        * readelf.c (convert): Take new argument SIZE.
        (handle_core_register, handle_core_item): Update callers.
        (handle_core_item): Take new arg REPEATED_SIZE.
        (handle_core_items): Special case for a singleton item,
        let handle_core_item handle repeats if it wants to.

        * readelf.c (handle_core_items): Give abridged output
        for identical groups repeated more than twice.

2008-07-04  Roland McGrath  <roland@redhat.com>

        * readelf.c (handle_core_items): Handle ELF_T_ADDR.

2008-04-10  Roland McGrath  <roland@redhat.com>

        * strip.c (handle_elf): Don't keep sections that kept symbol tables
        refer to.  Instead, just be sure to preserve the original symbol
        table in the debug file so those symbols go with their sections and
        can be elided from the stripped version of the symbol table.

        * strip.c (handle_elf): When a discarded section kept in the debug
        file refers to a nondiscard section via sh_link/sh_info, preserve
        that nondiscarded section unmodified in the debug file as well.
        Skip adjustment of discarded sections symbol table references when
        that symbol table is copied in this way.

        * elflint.c (check_symtab): Don't crash from missing symbol names
        after diagnosing bogus strtab.

        * strip.c (handle_elf): Cosmetic cleanup in special section contents
        adjustment for symtab changes.

2008-03-31  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_sections): Add checks on SHF_EXECINSTR sections:
        must be SHT_PROGBITS, must not be SHF_WRITE.  Let backend hook
        excuse a special section.

2008-03-27  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_sections): Check that executability and writability
        of sections is reflected in segment p_flags.

2008-03-26  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_program_header): Accept PT_GNU_RELRO p_flags
        that matches its PT_LOAD's p_flags &~ PF_W.  On sparc, PF_X really
        is valid in RELRO.

2008-02-29  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_attributes): Add a cast.
        * elflint.c (check_attributes): Likewise.

        * unaligned.h (add_8ubyte_unaligned): Cast PTR argument for parity
        with [UNALIGNED_ACCESS_CLASS == BYTE_ORDER] definition.
        (add_4ubyte_unaligned, add_2ubyte_unaligned): Likewise.

2008-02-03  Ulrich Drepper  <drepper@redhat.com>

        * i386_ld.c (elf_i386_count_relocations): Implement R_386_TLS_GD
        when linked into executable.
        (elf_i386_create_relocations): Likewise.

2008-02-20  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_attributes): New function.
        (process_elf_file): Call it under -A.

        * elflint.c (check_attributes): Implement it for real.

2008-02-19  Roland McGrath  <roland@redhat.com>

        * elflint.c (special_sections): Handle .gnu.attributes section.
        (check_sections): Likewise.
        (check_attributes): New function.

2008-02-10  Roland McGrath  <roland@redhat.com>

        * elfcmp.c (main): Ignore sh_offset differences in non-SHF_ALLOC
        sections and ET_REL files.

2008-02-02  Ulrich Drepper  <drepper@redhat.com>

        * elf32-i386.script: Add .eh_frame_hdr, .tdata, and .tbss sections.
        * i386_ld.c (elf_i386_count_relocations): Handle R_386_TLS_LDO_32
        and R_386_TLS_LE.
        (elf_i386_create_relocations): Likewise.
        * ld.h (struct ld_state): Add need_tls, tls_start, and tls_tcb
        elements.
        * ldgeneric.c (add_section): If TLS section is used, set need_tls flag.
        (ld_generic_create_outfile): Add PT_TLS entry to program  header.
        Fix generation of PT_GNU_STACK entry.

2008-02-01  Ulrich Drepper  <drepper@redhat.com>

        * ld.c (replace_args): Prevent loop over replacements if the parameter
        is only two characters long.

        * ld.c: Recognize sha1 argument for --build-id parameter.
        * ldgeneric.c (create_build_id_section): Handle sha1.
        (compute_hash_sum): New function.  Broken out of compute_build_id.
        Take hash function and context as parameters.
        (compute_build_id): Use compute_hash_sum for md5 and the new sha1
        implementation.

2008-01-31  Ulrich Drepper  <drepper@redhat.com>

        * elf32-i386.script: Add .note.ABI-tag and .note.gnu.build-id sections.
        * ld.c: Recognize --build-id command line parameter.
        * ld.h: Define scn_dot_note_gnu_build_id.
        (struct ld_state): Add build_id and buildidscnidx elements.
        * ldgeneric.c: Implement --build-id command line parameter.
        * ldlex.l (ID): Recognize - as valid character after the first one.

2008-01-29  Ulrich Drepper  <drepper@redhat.com>

        * ld.c (replace_args): New function.
        (main): Use it to rewrite old-style parameters.

        * elf32-i386.script: Add .gnu.hash section.
        * ldgeneric.c (optimal_bucket_size): A tiny bit more efficient.
        (fillin_special_symbol): Initialize st_size.
        (sortfct_hashval): New function.
        (create_gnu_hash): New function.
        (create_hash): New function.
        (ld_generic_create_outfile): Use the new functions to create the
        hash tables.

        * elflint.c (check_gnu_hash): Fix index value printed in error message.

2008-01-24  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_group): Check that signature symbol for section
        group is not an empty string.
        * ldgeneric.c: Remove magic assignment of indeces in the dynsym
        section.  Start implementation of --hash-style.
        * i386_ld.c: Likewise.
        * ld.c: Recognize --hash-style.
        * ld.h (struct scninfo): Add comdat_group.
        Add additional parameter to finalize_plt callback.

2008-01-22  Ulrich Drepper  <drepper@redhat.com>

        * ld.h (struct callbacks): Add initialize_gotplt.
        (struct scnhead): Add scn_dot_gotplt.
        (struct ld_state): Add gotpltscnidx.
        * i386_ld.c (elf_i386_initialize_plt): Minor optimization.
        (elf_i386_initialize_pltrel): Likewise.
        (elf_i386_initialize_got): There is now a separate .got.plt, so
        don't do the PLT-related work here.  Initialize d_type.
        (elf_i386_initialize_gotplt): New function.
        (elf_i386_plt0): Use ud2a after indirect jump.
        (elf_i386_pic_plt0_entry): Likewise.
        (elf_i386_finalize_plt): Reference now .got.plt.
        (elf_i386_count_relocations): For GOT entries which need no relocation
        don't bump nrel_got.
        (elf_i386_create_relocations): Also get .got.plt.  Rewrite R-386_GOT32
        handling for split .got/.got.plt.
        (elf_i386_ld_init): Initialize callbacks.initialize_gotplt.
        * elf32-i386.script: Sort sections for security.  There are no .got
        input sections.  Add .got.plt.
        * ldgeneric.c (ld_generic_generate_sections): Add .got.plt section.
        (ld_generic_create_outfile): Initialize .got.plt section.
        Use .got.plt address for _GLOBAL_OFFSET_TABLE_ symbol and DT_PLTGOT.

2008-01-19  Ulrich Drepper  <drepper@redhat.com>

        * i386_ld.c (elf_i386_count_relocations): PLT relocations for undefined
        symbols are not carried over into statically linked output files.
        Add dummy entries for more TLS relocations.

        * ld.c (options): Add long names for -( and -).

        * ldgeneric.c (check_definition): For newly found definitions don't
        mark section as used if symbol is absolute.
        (extract_from_archive): Only assign archive sequence number the first
        time the archive is handled.  Update ld_state.last_archive_used
        if any symbol was used.  Remove nround variable.
        (file_process2): When using symbol from an archive, update
        ld_state.group_start_archive, ld_state.archives, and
        ld_state.tailarchives.
        (ld_generic_file_process): If group is not handled anymore, after
        freeing ELF handles for the archives, clear ld_state.archives and
        *nextp.  Fix wrong logic in recognizing first iteration of group
        loop.  When clearing flags, also clear ld_state.group_start_archive.

2008-01-11  Ulrich Drepper  <drepper@redhat.com>

        * objdump.c (show_disasm): Adjust disassembler format string for
        removal of %e.

2008-01-04  Roland McGrath  <roland@redhat.com>

        * readelf.c (handle_core_items): Take new arg DESCSZ; if nonzero,
        a size greater than the items cover means multiple sets of items.
        (handle_core_note): Update caller.

2008-01-04  Roland McGrath  <roland@redhat.com>

        * strip.c (handle_elf): Move SHDRIDX defn to silence gcc warning.

2008-01-03  Roland McGrath  <roland@redhat.com>

        * ld.h (linked_from_dso_p): Use __attribute__ ((__gnu_inline__)).

        * elflint.c (check_dynamic): Remove duplicate initializer.

2008-01-02  Ulrich Drepper  <drepper@redhat.com>

        * addr2line.c: Update copyright year.
        * ar.c: Likewise.
        * elfcmp.c: Likewise.
        * elflint.c: Likewise.
        * findtextrel.c: Likewise.
        * ld.c: Likewise.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * ranlib.c: Likewise.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strings.c: Likewise.
        * strip.c: Likewise.
        * unstrip.c: Likewise.

2007-12-30  Ulrich Drepper  <drepper@redhat.com>

        * objdump (show_disasm): Use %e after third parameter.

2007-12-21  Ulrich Drepper  <drepper@redhat.com>

        * strip.c: Fix wrong parenthesis in a few branch predictions.
        * strings.c: Likewise.

2007-12-20  Ulrich Drepper  <drepper@redhat.com>

        * Makefile.am (DEFS): Add DEBUGPRED.
        * addr2line.c: Include debugpred.h.
        * ar.c: Likewise.
        * elfcmp.c: Likewise.
        * elflint.c: Likewise.
        * findtextrel.c: Likewise.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * ranlib.c: Likewise.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strings.c: Likewise.
        * strip.c: Likewise.
        * unstrip.c: Likewise.
        * debugpred.h: New file.

        * readelf.c (handle_relocs_rel): Use elf_scnshndx.
        (handle_relocs_rela): Likewise.

        * readelf.c: Add lots of likely/unlikely.

        * elflint.c: Minor cleanups.

2007-11-19  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_ops): Handle all bad op codes gracefully.
        Print their numbers instead of just ???.

2007-11-09  Roland McGrath  <roland@redhat.com>

        * readelf.c (attr_callback): Handle DW_AT_data_location.
        Handle block forms to mean a DWARF expression for DW_AT_allocated,
        DW_AT_associated, DW_AT_bit_size, DW_AT_bit_offset, DW_AT_bit_stride,
        DW_AT_byte_size, DW_AT_byte_stride, DW_AT_count, DW_AT_lower_bound,
        DW_AT_upper_bound.

2007-10-20  Roland McGrath  <roland@redhat.com>

        * unstrip.c (options): Update -R description.
        (struct symbol): Put symbol details a union with a size_t pointer
        `duplicate'.
        (compare_symbols_output): Use null ->name as marker for discard
        symbols, not zero *->map.
        (copy_elided_sections): Record forwarding pointers for discarded
        duplicates and fill SYMNDX_MAP elements through them.

        * readelf.c (process_file): Set offline_next_address to 0 at start.
        (struct process_dwflmod_args): New type.
        (process_dwflmod): Take args in it, pass fd to process_elf_file.
        (process_file): Update caller; dup FD for passing to libdwfl.
        (process_elf_file): Take new arg FD.  For ET_REL file when
        displaying data affected by libdwfl relocation, open a new Elf handle.

2007-10-17  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_debug_line_section): For invalid data inside a
        unit with plausible length, keep printing at the next unit boundary.

        * readelf.c (attr_callback): Use dwarf_formref_die, not dwarf_formref.

2007-10-16  Roland McGrath  <roland@redhat.com>

        * readelf.c (hex_dump): Fix rounding error in whitespace calculation.

2007-10-15  Roland McGrath  <roland@redhat.com>

        * make-debug-archive.in: New file.
        * Makefile.am (EXTRA_DIST): Add it.
        (make-debug-archive): New target.
        (bin_SCRIPTS, CLEANFILES): Add it.

2007-10-10  Roland McGrath  <roland@redhat.com>

        * elflint.c (special_sections): Add new attrflag value exact_or_gnuld.
        Use it to check MERGE|STRINGS for .debug_str.
        (check_sections): Handle exact_or_gnuld.

2007-10-08  Roland McGrath  <roland@redhat.com>

        * readelf.c (handle_core_item): Handle 'T'|0x80 to indicate
        64-bit struct timeval with 32-bit tv_usec.

2007-10-07  Roland McGrath  <roland@redhat.com>

        * readelf.c (check_archive_index): New function.
        (process_file): Call it.  Change signature to take only fd and name.
        Use libdwfl to open the file, then iterate on its modules (multiple
        for an archive) to print file name and call process_elf_file.
        (main): Update caller.  Let process_file do elf_begin.
        (count_dwflmod, process_dwflmod, find_no_debuginfo): New functions.
        (process_elf_file): Take only Dwfl_Module * argument.
        Don't print the file name here.
        (print_debug_*_section): Take Dwfl_Module * argument.
        (print_debug): Likewise.  Update caller.
        (format_dwarf_addr): New function.
        (print_debug_ranges_section): Use it.
        (attr_callback): Likewise.
        (print_debug_line_section, print_debug_loc_section): Likewise.

        * readelf.c (print_debug_ranges_section): Translate all strings.
        (print_debug_loc_section): Likewise.

        * unstrip.c (copy_elided_sections): Initialize SEC.

        * ar.c (do_oper_insert): Put trailing / on short names.

        * arlib.h (MAX_AR_NAME_LEN): Decrease by one.

        * arlib2.c (arlib_add_long_name): Adjust for header size.

        * arlib.c (arlib_finalize): Pad long name table to keep size even.

        * ar.c (do_oper_insert): Use write_retry for padding write.

        * ar.c (do_oper_insert): Initialize CUR_OFF in no_old case.
        Unconditionally set FOUND[CNT]->elf when setting ->mem.
        (remember_long_name): New function.
        (do_oper_insert): Call it.  Correctly use length of basename,
        not original name.  Don't store long name twice for new member.

2007-10-06  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_note): Skip empty segment.
        (check_note_section): Skip empty section.

        * unstrip.c (options, parse_opt, struct arg_info): Grok -R/--relocate.
        (handle_output_dir_module, handle_implicit_modules): Pass it down.
        (handle_dwfl_module): When set, use ET_REL already loaded by Dwfl.
        (compare_alloc_sections): Take new arg REL, ignore address if true.
        (compare_sections): Likewise, pass it down.
        (compare_sections_rel, compare_sections_nonrel): New functions.
        (find_alloc_sections_prelink, copy_elided_sections): Use them
        instead of compare_sections.
        (sections_match): New function, broken out of ...
        (find_alloc_section): ... here.
        (copy_elided_sections): Reorganize section match-up logic.
        Use sections_match for SHF_ALLOC in ET_REL.
        For ET_REL, let the nonzero sh_addr from the debug file dominate.

        * unstrip.c (add_new_section_symbols): Take new arg REL.
        When true, do not update section symbol values.
        (collect_symbols): Likewise.  Update section symbols with address
        of chosen output section, not original section.
        (check_symtab_section_symbols, copy_elided_sections): Update callers.

        * unstrip.c (compare_alloc_sections): At the same address, preserve
        original section order.

        * elflint.c (special_sections): Don't require MERGE|STRINGS for
        .debug_str, it didn't always have them with older tools.

        * elflint.c (check_symtab, check_one_reloc): Ignore sh_addr in ET_REL.

2007-10-05  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_symtab): Allow SHN_UNDEF _GLOBAL_OFFSET_TABLE_ in
        ET_REL file.

        * elflint.c (check_symtab): For _GLOBAL_OFFSET_TABLE_, diagnose
        SHN_UNDEF as "bad section".  Use shndx value in messages.

        * elflint.c (special_sections): Add ".debug_str".  Decrement namelen
        for ".debug" so it matches as a prefix.
        (IS_KNOWN_SPECIAL): New macro.
        (check_sections): Use it for ".plt" match.  Cite wrong SHT_NOBITS
        type even under -d, for a .debug* or .shstrtab section.

        * readelf.c (print_ops): Use hex for address operand.

2007-10-04  Roland McGrath  <roland@redhat.com>

        * unstrip.c (copy_elided_sections): Initialize NDX_SECTION element for
        .gnu_debuglink section to SHN_UNDEF.  Drop STT_SECTION symbols for
        sections mapped to SHN_UNDEF.

2007-10-04  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (dump_archive_index): Avoid warning about uninitialized
        variable with older glibc versions.
        Add some branch prediction.

2007-10-04  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_archive_index): New variable.
        (options, parse_opt): Accept -c/--archive-index to set it.
        (dump_archive_index): New function.
        (process_file): Take new arg WILL_PRINT_ARCHIVE_INDEX.
        Call dump_archive_index on archives if set.
        (main): Update caller.
        (any_control_option): Give it file scope, moved out of ...
        (parse_opt): ... here.

2007-10-03  Roland McGrath  <roland@redhat.com>

        * unstrip.c (struct arg_info): Add `list' flag.
        (options, parse_opt): Grok -n/--list to set it.
        (list_module): New function.
        (handle_implicit_modules): Call it under -n.

        * elflint.c (check_note_section): New function.
        (check_sections): Call it for SHT_NOTE.

        * readelf.c (handle_notes): Use sections when available.

        * elflint.c (check_note_data): New function, broken out of ...
        (check_note): ... here.  Call it and elf_getdata_rawchunk.

        * readelf.c (handle_auxv_note): Take offset as argument, not buffer.
        Use elf_getdata_rawchunk and gelf_getauxv.
        (handle_notes_data): New function, broken out of ...
        (handle_notes): ... here.  Call it and elf_getdata_rawchunk.

2007-10-01  Roland McGrath  <roland@redhat.com>

        * readelf.c (hex_dump): Fix transposed subtraction generating spaces.

        * readelf.c (hex_dump): Fix line header to be hex instead of decimal.

2007-09-10  Roland McGrath  <roland@redhat.com>

        * readelf.c (options): Give -p optional argument, alias --string-dump.
        (string_sections, string_sections_tail): New static variables.
        (parse_opt): Set them when -p has an argument.
        (print_string_section): New function, broken out of ...
        (print_strings): ... here.  Call it.
        (dump_data_section): New function, broken out of ...
        (dump_data): ... here.  Call it.
        (for_each_section_argument): New function, broken out of ...
        (dump_data): ... here.  Call it.
        (dump_strings): New function.

2007-08-31  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_strings): Typo fix.

2007-08-23  Roland McGrath  <roland@redhat.com>

        * readelf.c (printf_with_wrap): Function removed.
        (REGISTER_WRAP_COLUMN): New macro.
        (handle_core_register): Use print_core_item instead.
        (struct register_info): New type.
        (compare_registers, compare_register_sets): New functions.
        (register_bitpos, compare_sets_by_info): New functions.
        (handle_core_registers): Use those to segregate and sort registers
        for display.

        * readelf.c (ITEM_WRAP_COLUMN): New macro.
        (print_core_item): New function.
        (handle_core_item): Use it instead of printf_with_wrap.
        (compare_core_items, compare_core_item_groups): New functions.
        (handle_core_items): Use them.  Sort by group and force line breaks
        between groups.

        * readelf.c (handle_core_registers, handle_core_items): New functions,
        broken out of ...
        (handle_core_note): ... here.   Call them.

2007-08-22  Roland McGrath  <roland@redhat.com>

        * unstrip.c (new_shstrtab): New function, broken out of ...
        (copy_elided_sections): ... here.

2007-08-20  Roland McGrath  <roland@redhat.com>

        Avoid local function trampolines in nm binary.
        * nm.c (sort_by_address): Move to a static function instead of local
        inside show_symbols.
        (sort_by_name_strtab): New static variable.
        (sort_by_name): Use it.  Move to a static function instead of local
        inside show_symbols.
        (show_symbols): Set sort_by_name_strtab.

2007-08-19  Roland McGrath  <roland@redhat.com>

        * readelf.c (handle_auxv_note): New function.
        (handle_notes): Call it.

        * readelf.c (printf_with_wrap, convert): New functions.
        (handle_core_item, (handle_core_register): New functions.
        (handle_notes): Call those with details from ebl_core_note.

2007-08-12  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_note): Accept type 0 with name "Linux".

        * elflint.c (special_sections): Accept SHF_ALLOC for ".note".

        * elflint.c (section_flags_string): Return "none" for 0, not "".

2007-08-11  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_note): Accept NT_GNU_HWCAP, NT_GNU_BUILD_ID.

2007-08-04  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (hex_dump): Use isprint to determine whether to print
        character itself or full stop character.
        (dump_data): No need to check endp for NULL after strtol call.

2007-08-03  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_string_sections): New variable.
        (options, parse_opt): Handle --strings/-p to set it.
        (print_strings): New function.
        (process_elf_file): Call it under -p.

        * readelf.c (options): Add hidden aliases --segments, --sections,
        as taken by binutils readelf.

2007-08-01  Roland McGrath  <roland@redhat.com>

        * readelf.c (dump_data_sections, dump_data_sections_tail):
        New variables.
        (options, parse_opt): Handle --hex-dump/-x, set them.
        (hex_dump): New function.
        (dump_data): New function, call it.
        (process_elf_file): Call it.

2007-07-25  Roland McGrath  <roland@redhat.com>

        * addr2line.c (show_symbols): New variable.
        (print_addrsym): New function.
        (handle_address): Call it.
        (options, parse_opt): Handle -S/--symbols.

2007-06-05  Ulrich Drepper  <drepper@redhat.com>

        * addr2line.c: Update for latest autoconf header.
        * ar.c: Likewise.
        * elfcmp.c: Likewise.
        * elflint.c: Likewise.
        * findtextrel.c: Likewise.
        * ld.c: Likewise.
        * ldgeneric.c: Likewise.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * ranlib.c: Likewise.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strings.c: Likewise.
        * strip.c: Likewise.
        * unstrip.c: Likewise.

2007-05-18  Roland McGrath  <roland@redhat.com>

        * unstrip.c (copy_elided_sections): Match up non-NOBITS sections with
        stripped file, so as not to duplicate a section copied in both.

        * strip.c (handle_elf): Keep SHT_NOTE section copies in the debug file.

2007-05-17  Roland McGrath  <roland@redhat.com>

        * unstrip.c (copy_elided_sections): Don't call gelf_newphdr for 0.

        * unstrip.c (handle_file): Tweak BIAS != 0 warning.

        * unstrip.c (handle_file): Take new arg CREATE_DIRS.  If set,
        call make_directories here.
        (handle_explicit_files): Take new arg CREATE_DIRS, pass it down.
        (handle_dwfl_module): Likewise.
        (handle_implicit_modules): Update callers.
        (handle_output_dir_module): Likewise.  Don't do make_directories here.

        * unstrip.c (get_section_name): New function, broken out of ...
        (copy_elided_sections): here.  Update callers.
        (find_alloc_section): Broken out of ...
        (copy_elided_sections): ... here.  Update caller.
        (symtab_count_leading_section_symbols): Take new arg NEWSYMDATA,
        update STT_SECTION symbols' st_value fields as a side effect.
        (check_symtab_section_symbols): Update caller.
        (add_new_section_symbols): Set st_value in symbols added.
        (collect_symbols): Reset S->value for STT_SECTION symbols recorded.
        Take new arg SPLIT_BSS.  Adjust S->shndx recorded for symbols moved
        from .bss to .dynbss.
        (find_alloc_sections_prelink): New function.  Associate debug file
        allocated SHT_NOBITS shdrs with stripped moved by prelink via
        .gnu.prelink_undo information.
        (copy_elided_sections): Call it when we couldn't find every allocated
        section.  Don't use a debug file non-NOBITS section if SHF_ALLOC.
        Take STRIPPED_EHDR arg instead of E_TYPE and PHNUM.
        (handle_file): Update callers.

        * unstrip.c (copy_elided_sections): Ignore unfound unallocated section
        named ".comment".

        * elflint.c (check_sections): Fix association of segments with
        sections when p_memsz > p_filesz.

2007-04-29  Roland McGrath  <roland@redhat.com>

        * addr2line.c (options, main): Tweak argp group settings to fix
        usage output.

2007-04-28  Roland McGrath  <roland@redhat.com>

        * strip.c (handle_elf): Update debug file's SHT_NOBITS sections'
        sizes to match sections adjusted in the stripped file.

2007-04-24  Roland McGrath  <roland@redhat.com>

        * elfcmp.c (OPT_HASH_INEXACT): New macro.
        (hash_inexact): New variable.
        (options, parse_opt): Add --hash-inexact option to set it.
        (hash_content_equivalent): New function.
        (main): Call it for differing SHT_HASH sections under --hash-inexact.

2007-04-23  Roland McGrath  <roland@redhat.com>

        * unstrip.c: New file.
        * Makefile.am (bin_PROGRAMS): Add it.
        (unstrip_LDADD): New variable.

        * strip.c (options): Allow --output for -o.

2007-02-15  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c: Remove unused code.  Add a few consts.

2007-02-15  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_debug): Fix brainos in SHDR test.

2007-02-05  Roland McGrath  <roland@redhat.com>

        * ar.c: Include <limits.h>, since we use LONG_MAX.

2007-02-05  Ulrich Drepper  <drepper@redhat.com>

        * ar.c: Add ugly hack to work around gcc complaining that we
        ignore fchown's return value.
        (do_oper_insert): Handle error when writing padding.
        * ranlib.c: Add fchown complain work around.

        * arlib.c: Make symtab a global variable.  Change all users.
        * arlib2.c: Likewise.
        * ranlib.c: Likewise.
        * ar.c: Likewise.
        * arlib.h: Declare it.

2007-01-11  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_sections): Use ebl_machine_section_flag_check on
        SHF_MASKPROC bits separately from generic sh_flags validation.

2007-02-04  Ulrich Drepper  <drepper@redhat.com>

        * ar.c: New file.
        * arlib.c: New file.
        * arlib2.c: New file.
        * arlib.h: New file.
        * Makefile (noinst_LIBRARIES): Add libar.
        (libar_a_SOURCES): Define.
        (ar_LDADD): Define.
        (CFLAGS_ar): Define.
        * ranlib.c: Change to use arlib.

        * elflint.c (check_symtab): Work around GNU ld bug which omits
        sections but not symbols in those sections.

2007-01-10  Ulrich Drepper  <drepper@redhat.com>

        * addr2line.c: Update copyright year.
        * elfcmp.c: Likewise.
        * elflint.c: Likewise.
        * findtextrel.c: Likewise.
        * ld.c: Likewise.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * ranlib.c:  Likewise.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strings.c: Likewise.
        * strip.c: Likewise.

2006-12-09  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (compare_hash_gnu_hash): New function.  Report if the
        two hash tables have different content (module expected omission
        of undefined symbols).

2006-10-31  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_program_header): Don't complain about
        p_filesz > p_memsz if p_memsz is zero and p_type is PT_NOTE.

2006-09-19  Jakub Jelinek  <jakub@redhat.com>

        * strip.c (process_file): Disallow -f on archives.

2006-10-09  Roland McGrath  <roland@redhat.com>

        * Makefile.am (libld_elf_i386.so): Use $(LINK), not $(CC).

2006-08-29  Roland McGrath  <roland@redhat.com>

        * Makefile.am (MAINTAINERCLEANFILES): New variable.

        * readelf.c (handle_relocs_rel): Typo fix, test DESTSHDR properly.
        Reported by Christian Aichinger <Greek0@gmx.net>.

        * elflint.c (valid_e_machine): Add EM_ALPHA.
        Reported by Christian Aichinger <Greek0@gmx.net>.

2006-08-08  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_dynamic): Don't require DT_HASH for DT_SYMTAB.
        Keep track of which "high DT" entries are present.
        Check that either old or GNU-style hash table is present.
        If GNU-style hash table is used a symbol table is mandatory.
        Check that if any prelink entry is present all of them are.
        (check_gnu_hash): Only fail for undefined symbols in GNU-style hash
        table if they don't refer to functions.

2006-07-17  Roland McGrath  <roland@redhat.com>

        * elflint.c (struct version_namelist): Use GElf_Versym for `ndx' field.
        (add_version): Likewise for argument.
        (check_versym): Cast constant to GElf_Versym for comparison.

2006-07-12  Roland McGrath  <roland@redhat.com>

        * readelf.c (handle_gnu_hash): Add casts for machines where
        Elf32_Word != unsigned int.

2006-07-12  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_sysv_hash64): Fix printf format.

2006-07-11  Roland McGrath  <roland@redhat.com>

        * addr2line.c (options): English fix in -f doc string.

        * addr2line.c (use_comp_dir): New variable.
        (options, parse_opt): Grok -A/--absolute to set it.
        (handle_address): If set, prepend dwfl_line_comp_dir results to
        relative file names.

2006-07-06  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c: Adjust for latest new hash table format.
        * readelf.c: Likewise.

        * elflint.c (check_versym): Ignore hidden bit when comparing version
        numbers.

2006-07-05  Ulrich Drepper  <drepper@redhat.com>

        * ldgeneric.c (ld_generic_create_outfile): Correctly recognize
        discarded COMDAT symbols.

        * i386_ld.c (elf_i386_count_relocations): Lot of corrections.
        (elf_i386_create_relocations): Likewise.
        * ld.h (struct symbol): Add local and hidden bits.
        * ld.c (create_special_section_symbol): These synthsized symbols
        are local and hidden.
        * ldgeneric.c (file_process2): Check whether input file matches
        the emulation.
        (fillin_special_symbol): Create symbols as local and/or hidden
        if requested.
        (ld_generic_create_outfile): Make local copy of symbol.
        Don't hide global, defined symbols in dynamic symbol table unless
        requested.  Synthetic symbols have no version information.

        * elflint.c: Add support for checking 64-bit SysV-style hash tables.
        * readelf.c: Add support for printing 64-bit SysV-style hash tables.

2006-07-04  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (is_rel_dyn): Fix and extend DT_RELCOUNT/DT_RELACOUNT
        testing.

2006-07-03  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c: Add testing of DT_GNU_HASH.
        * readelf.c: Implement showing histogram for DT_GNU_HASH section.

        * Makefile.am: Add hacks to create dependency files for non-generic
        linker.

2006-06-12  Ulrich Drepper  <drepper@redhat.com>

        * ldgeneric.c (ld_generic_generate_sections): Don't create .interp
        section if creating a DSO and no interpreter is given.
        (ld_generic_create_outfile): Don't store reference to symbols in
        discarded COMDAT groups.  Don't create PHDR and INTERP program header
        for DSO if no interpreter is specified.
        (create_verneed_data): Pretty printing.

        * ldscript.y (content): If a DSO is created don't set default
        interpreter from linker script.

        * i386_ld.c (elf_i386_count_relocations): Do not add relocations
        for symbols in discarded COMDAT groups.
        (elf_i386_create_relocations): Likewise.
        * ld.h (struct scninfo): Add unused_comdat.
        * ldgeneric.c (add_section): Also check group signature when
        matching COMDAT sections.
        (add_relocatable_file): Ignore symbols in COMDAT group which are
        discarded.

        * elflint.c (check_one_reloc): For *_NONE relocs only check type
        and symbol reference.

2006-06-11  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_dynamic): Fix checking value of tags which are
        offsets in the string section.  Make sure DT_STRTAB points to the
        section referenced in sh_link.

        * ld.c (options): Add headers.  Add short option 'R' for '--rpath'.

        * ld.c: Recognize --eh-frame-hdr option.
        * ld.h (struct ld_state): Add eh_frame_hdr field.
        * ldgeneric.c (struct unw_eh_frame_hdr): Define.

        * ldgeneric.c (add_section): Use ebl_sh_flags_combine instead of
        SH_FLAGS_COMBINE.
        (add_relocatable_file): Minor optimization of last change.
        (match_section): Don't preserve SHF_GROUP flag any longer.

2006-06-10  Ulrich Drepper  <drepper@redhat.com>

        * ld.c (parse_z_option): Recognize execstack and noexecstack.
        Handle record and ignore as position dependent options.
        (parse_z_option_2): Handle ignore and record here.
        * ld.h (struct ld_state): Add execstack field.
        * ldgeneric.c (add_relocatable_file): Recognize .note.GNU-stack
        sections.
        (ld_generic_create_outfile): Fix program header creation in native
        linker.  Add PT_GNU_STACK program header.

2006-06-09  Ulrich Drepper  <drepper@redhat.com>

        * i386_ld.c (elf_i386_finalize_plt): Don't change symbol table entries
        for PLT entries if there is no local definition.

        * ld.c (parse_option): Handle -z ignore like --as-needed and
        -z record like --no-as-needed.
        * ld.h (struct ld_state): Remove ignore_unused_dsos field.
        * ldgeneric.c (new_generated_scn): Always compute ndt_needed by
        looping over DSOs.  When deciding about adding DT_NEEDED entries
        use ->as_needed instead of ignore_unused_dsos.

2006-05-31  Ulrich Drepper  <drepper@redhat.com>

        * ld.c: Recognize --as-needed and --no-as-needed options.
        * ld.h (struct usedfile): Add as_needed field.
        (struct ld_state): Likewise.
        * ldgeneric.c (ld_handle_filename_list): Copy as_needed flag from
        the list.
        * ldscript.y (filename_id_list): Split to correctly parse all
        combinations.
        (mark_as_needed): Fix loop.

2006-05-28  Ulrich Drepper  <drepper@redhat.com>

        * addr2line.c (print_dwarf_function): Use unsigned type for lineno
        and colno.

2006-05-27  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (handle_relocs_rela): Better notations for addon value.
        (print_ehdr): Distinguish e_ident[EI_VERSION] from e_version.

2006-04-04  Ulrich Drepper  <drepper@redhat.com>

        * addr2line.c: Update copyright year.
        * elfcmp.c: Likewise.
        * elflint.c: Likewise.
        * findtextrel.c: Likewise.
        * ld.c: Likewise.
        * nm.c: Likewise.
        * objdump.c: Likewise.
        * ranlib.c: Likewise.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strings.c: Likewise.
        * strip.c: Likewise.

2006-03-09  Roland McGrath  <roland@redhat.com>

        * Makefile.am (AM_LDFLAGS): New variable.

2006-03-01  Roland McGrath  <roland@redhat.com>

        * readelf.c (dwarf_tag_string, dwarf_attr_string): Update name tables
        for dwarf.h changes matching 3.0 spec.
        (dwarf_encoding_string, dwarf_lang_string, print_ops): Likewise.

2005-12-04  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_one_reloc): If relocation section is not loaded,
        don't check whether the relocations modify read-only sections or
        loaded and unloaded sections.

2005-11-28  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_one_reloc): Take additional parameters.  Use
        them to determine whether relocation is valid in this type of
        file.  DSOs and executables can contain relocation sections in
        unloaded sections which just show the relocations the linker
        applied.  Adjust all callers.
        (check_program_header): Check that PT_PHDR is loaded and that offset
        matches the one in the ELF header.

2005-10-26  Roland McGrath  <roland@redhat.com>

        * nm.c (get_var_range): dwarf_getloclist -> dwarf_getlocation.

2005-09-03  Ulrich Drepper  <drepper@redhat.com>

        * strip.c (handle_elf): Unify some error messages.
        * ld.c (main): Likewise.
        * ldgeneric.c (open_elf): Likewise.
        * elfcmp.c (main): Likewise.
        * elflint.c (check_elf_header): Likewise.

        * size.c (process_file): Fix typo in error message.

        * readelf.c: Lots of little cleanups.  Use _unlocked functions.

2005-09-02  Ulrich Drepper  <drepper@redhat.com>

        * strings.c (main): Reset elfmap variable after munmap call.
        [_MUDFLAP] (map_file): Simplify mudflap debugging by not using mmap.

2005-08-28  Ulrich Drepper  <drepper@redhat.com>

        * ranlib.c: Don't define pread_retry and write_retry here.

        * Makefile.an [BUILD_STATIC] (libdw): Add -ldl.
        (CLEANFILES): Add *.gcno *.gcda *.gconv.

        * strings.c (process_chunk): Reorder expressions in conditional
        (process_chunk_mb): Likewise.

        * strings.c: New file.
        * Makefile.am (bin_PROGRAMS): Add strings.
        (strings_no_Wstring): Define.
        (strings_LDADD): Define.

2005-08-27  Roland McGrath  <roland@redhat.com>

        * addr2line.c (dwarf_diename_integrate): Function removed.
        (print_dwarf_function): Use plain dwarf_diename.

2005-08-24  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_versym): Versioned symbols should not have
        local binding.

2005-08-15  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_versym): Allow VER_NDX_LOCAL symbols to be
        undefined.

        * Makefile.am: Add rules to build ranlib.
        * ranlib.c: New file.

2005-08-14  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_sections): Use ebl_section_type_name and allow any
        sh_type it recognizes.

        * elflint.c (check_sections): Print unknown flags in hex, don't
        truncate high bits.  Print section number and name for unknown type.

2005-08-13  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_program_header): Use ebl_segment_type_name and
        allow any p_type it recognizes.  Include p_type value in error
        message for unknown type.

2005-08-13  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_symtab): Simplify last change a bit.  Pass ehdr
        to ebl_check_special_symbol.
        (check_sections): Pass ehdr to ebl_bss_plt_p.

2005-08-12  Roland McGrath  <roland@redhat.com>

        * elflint.c (check_symtab): Check that _GLOBAL_OFFSET_TABLE_ st_shndx
        refers to the right section if it's not SHN_ABS.
        Let ebl_check_special_symbol override _G_O_T_ value and size checks.

        * elflint.c (check_sections): Don't complain about a non-NOBITS
        section taking no segment space, if it's sh_size is 0.

        * elflint.c (check_sections): Use ebl_bss_plt_p to see if .plt should
        be PROGBITS or NOBITS.

        * elflint.c (check_symtab): Use ebl_check_special_symbol to override
        standard st_value and st_size checks.

2005-07-28  Roland McGrath  <roland@redhat.com>

        * addr2line.c (options, parse_opt): Don't handle -e here.
        (executable): Variable removed.
        (argp_children): New static variable.
        (argp): Use it.  Make const.
        (main): Fill in argp_children from dwfl_standard_argp ().
        Let libdwfl handle file selection, pass Dwfl handle to handle_address.
        (print_dwarf_function): New function.  Try to figure out inline chain.
        (elf_getname): Function removed, libdwfl does it for us.
        (handle_address): Take Dwfl handle instead of Elf, Dwarf handles.
        Use dwfl_module_addrname instead of elf_getname.
        Use dwfl_module_getsrc and dwfl_lineinfo instead of libdw calls.
        * Makefile.am (INCLUDES): Add libdwfl directory to path.

2005-08-10  Ulrich Drepper  <drepper@redhat.com>

        * strip.c (parse_opt): STATE parameter is now used.
        Various little cleanups.

        * readelf.c (print_debug_line_section): Correct fallout of renaming
        of DW_LNS_set_epilog_begin.

2005-08-08  Roland McGrath  <roland@redhat.com>

        * strip.c (options, parse_opt): Grok -R .comment for compatibility
        with binutils strip.  Likewise -d, -S, as aliases for -g.
        Likewise ignore -s/--strip-all.

2005-08-07  Roland McGrath  <roland@redhat.com>

        * strip.c (process_file): Open read-only when using a different output
        file.

2005-08-06  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (in_nobits_scn): New function.
        (check_versym): Allow references for defined symbols against versions
        of other DSOs also for symbols in nobits sections.
        Move a few variables around.

        * Makefile.am (AM_CFLAGS): Avoid duplication.
        Link with statis libs if BUILD_STATIC.

2005-08-05  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c: Many, many more tests.  Mostly related to symbol
        versioning.  Those sections should now be completely checked.

        * readelf.c (print_dynamic): Use gelf_offscn.

2005-08-04  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c: Add lots more tests: more extension symbol table sanity,
        versioning section tests, hash table tests.  General cleanup.

2005-08-02  Ulrich Drepper  <drepper@redhat.com>

        * objdump.c: New file.
        * Makefile.am (bin_PROGRAMS): Add objdump.
        (objdump_LDADD): Define.

        * elflint.c (check_reloc_shdr): New function split out from check_rela
        and check_rel.
        (check_one_reloc): New function.  Likewise.
        (check_rela): Use check_reloc_shdr and check_one_reloc.
        (check_rel): Likewise.
        (check_program_header): Check that PT_DYNAMIC entry matches .dynamic
        section.
        Add checks that relocations against read-only segments are flagged,
        that the text relocation flag is not set unnecessarily, and that
        relocations in one section are either against loaded or not-loaded
        segments.

2005-08-01  Ulrich Drepper  <drepper@redhat.com>

        * elfcmp.c (main): Ignore section count and section name string table
        section index.

2005-07-27  Roland McGrath  <roland@redhat.com>

        * elfcmp.c: Include <locale.h>.

2005-07-27  Ulrich Drepper  <drepper@redhat.com>

        * elfcmp.c: Print name and index of differing section.

2005-07-24  Ulrich Drepper  <drepper@redhat.com>

        * elfcmp.c: Implement comparing gaps between sections.

2005-07-23  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c: Include libeblP.h instead of libebl.h.
        * nm.c: Likewise.
        * readelf.c: Likewise.
        * elfcmp.c: Likewise.

        * elfcmp.c (main): Compare individual ELF header fields, excluding
        e_shoff instead of the whole struct at once.
        Use ebl_section_strip_p instead of SECTION_STRIP_P.
        * strip.c: Use ebl_section_strip_p instead of SECTION_STRIP_P.

2005-07-22  Ulrich Drepper  <drepper@redhat.com>

        * elfcmp.c (main): Take empty section into account when comparing
        section content.

        * elflint.c (check_dynamic): Check that d_tag value is >= 0 before
        using it.

2005-07-21  Ulrich Drepper  <drepper@redhat.com>

        * elfcmp.c: New file.
        * Makefile.am (bin_PROGRAMS): Add elfcmp.
        (elfcmp_LDADD): Define.

        * elflint.c (check_rela): Check that copy relocations only reference
        object symbols or symbols with unknown type.
        (check_rel): Likewise.

2005-06-08  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_ops): Add consts.

2005-05-31  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_debug_abbrev_section): Don't bail after first CU's
        abbreviations.  Print a header line before each CU section.

        * readelf.c (print_debug_loc_section): Fix indentation for larger
        address size.

2005-05-30  Roland McGrath  <roland@redhat.com>

        * readelf.c (print_debug_line_section): Print section offset of each
        CU's table, so they are easy to find from seeing the stmt_list value.

        * readelf.c (dwarf_attr_string): Add all attributes in <dwarf.h>.
        (attr_callback): Grok DW_AT_ranges and print offset in hex.

        * readelf.c (attr_callback): Add 2 to addrsize * 2 for %#0* format.
        (print_debug_ranges_section, print_debug_loc_section): Likewise.

        * readelf.c (print_ops): Take different args for indentation control.
        (attr_callback): Caller updated.
        Grok several more block-form attributes as being location expressions.
        For those same attributes with udata forms, format output differently
        for location list offset.
        (print_debug_loc_section): Implement it for real.

        * readelf.c (options): Mention ranges for --debug-dump.
        (enum section_e): Add section_ranges.
        (parse_opt): Grok "ranges" for -w/--debug-dump.
        (print_debug_ranges_section): New function.
        (print_debug): Handle .debug_ranges section.

2005-05-30  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (handle_notes): At least x86-64 need not have the note
        section values aligned to 8 bytes.

2005-05-18  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (dwarf_tag_string): Add new tags.

2005-05-08  Roland McGrath  <roland@redhat.com>

        * strip.c (handle_elf): Don't translate hash and versym data formats,
        elf_getdata already did it for us.

2005-05-07  Ulrich Drepper  <drepper@redhat.com>

        * Makefile.am (findtextrel_LDADD): Add $(libmudflap).
        (addr2line_LDADD): Likewise.

2005-05-03  Roland McGrath  <roland@redhat.com>

        * strip.c (handle_elf): Apply symbol table fixups to discarded
        relocation sections when they are being saved in the debug file.

        * strip.c (handle_elf): Pass EHDR->e_ident[EI_DATA] to gelf_xlatetom
        and gelf_xlatetof, not the native byte order.

        * strip.c (parse_opt): Give error if -f or -o is repeated.
        (main): Exit if argp_parse returns nonzero.

        * strip.c (debug_fname_embed): New variable.
        (options, parse_opt): New option -F to set it.

2005-05-07  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (parse_opt): Make any_control_option variable
        local.  Simplify some tests.

2005-05-03  Roland McGrath  <roland@redhat.com>

        * strip.c (crc32_file): Function removed (now in ../lib).

2005-05-03  Roland McGrath  <roland@redhat.com>

        * elflint.c (is_debuginfo): New variable.
        (options, parse_opt): New option --debuginfo/-d to set it.
        (check_sections): If is_debuginfo, don't complain about SHT_NOBITS.
        (check_note): If is_debuginfo, don't try to get note contents.

2005-04-24  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_debug_abbrev_section): Don't print error when end of
        section reached.

2005-04-14  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (dwarf_encoding_string): New function.
        (dwarf_inline_string): New function.
        (dwarf_access_string): New function.
        (dwarf_visibility_string): New function.
        (dwarf_virtuality_string): New function.
        (dwarf_identifier_case_string): New function.
        (dwarf_calling_convention_string): New function.
        (dwarf_ordering_string): New function.
        (dwarf_discr_list_string): New function.
        (attr_callback): Decode man more attribute values.

2005-04-01  Ulrich Drepper  <drepper@redhat.com>

        * addr2line.c: Finish implementation of -f option.

2005-03-29  Ulrich Drepper  <drepper@redhat.com>

        * addr2line.c: New file.
        * Makefile.am (bin_PROGRAMS): Add addr2line.
        Define addr2line_LDADD.

        * findtextrel.c: Use new dwarf_addrdie function.

        * findtextrel.c: Fix usage message and re-add accidentally removed
        line.

2005-03-28  Ulrich Drepper  <drepper@redhat.com>

        * findtextrel.c: New file.
        * Makefile: Add rules to build findtextrel.

2005-02-15  Ulrich Drepper  <drepper@redhat.com>

        * ldlex.l: Provide ECHO definition to avoid warning.

        * elflint.c (check_program_header): Fix typo in RELRO test.

        * Makefile.am (AM_CFLAGS): Add more warning options.
        * elflint.c: Fix warnings introduced by the new warning options.
        * i386_ld.c: Likewise.
        * ld.c: Likewise.
        * ld.h: Likewise.
        * ldgeneric.c: Likewise.
        * nm.c: Likewise.
        * readelf.c: Likewise.
        * sectionhash.c: Likewise.
        * size.c: Likewise.
        * string.c: Likewise.

2005-02-05  Ulrich Drepper  <drepper@redhat.com>

        * Makefile.am: Check for text relocations in constructed DSOs.

        * Makefile.am [MUDFLAP] (AM_CFLAGS): Add -fmudflap.  Link all apps
        with -lmudflap.

        * ldscript.y: Add as_needed handling.
        * ldlex.l: Recognize AS_NEEDED token.
        * ld.h (struct filename_list): Add as_needed flag.

2005-02-04  Ulrich Drepper  <drepper@redhat.com>

        * elflint.c (check_symtab): Correctly determine size of GOT section.

2005-01-19  Ulrich Drepper  <drepper@redhat.com>

        * ld.c: Remove unnecessary more_help function.  Print bug report
        address using argp.
        * strip.c: Likewise.
        * size.c: Likewise.
        * nm.c: Likewise.
        * readelf.c: Likewise.
        * elflint.c: Likewise.

        * elflint.c (main): Don't check for parameter problems here.
        (parse_opt): Do it here, where we get informed about some of them
        anyway.

        * readelf.c (main): Don't check for parameter problems here.
        (parse_opt): Do it here, where we get informed about some of them
        anyway.

2005-01-11  Ulrich Drepper  <drepper@redhat.com>

        * strip.c: Update copyright year.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * nm.c: Likewise.
        * ld.c: Likewise.
        * elflint.c: Likewise.

        * elflint.c (check_symtab): Don't warn about wrong size for
        _DYNAMIC and __GLOBAL_OFFSET_TABLE__ for --gnu-ld.

2004-10-05  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_phdr): In section mapping, also indicate
        sections in read-only segments.

2004-09-25  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c: Make compile with gcc 4.0.
        * strip.c: Likewise.

2004-08-16  Ulrich Drepper  <drepper@redhat.com>

        * strip.c (handle_elf): Rewrite dynamic memory handling to use of
        allocate to work around gcc 3.4 bug.

2004-01-25  Ulrich Drepper  <drepper@redhat.com>

        * ldlex.l (invalid_char): Better error message.

2004-01-23  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c: Print SHT_GNU_LIBLIST sections.

        * none_ld.c: New file.

2004-01-21  Ulrich Drepper  <drepper@redhat.com>

        * Makefile.am: Enable building of machine specific linker.

2004-01-20  Ulrich Drepper  <drepper@redhat.com>

        * Makefile.am: Support building with mudflap.

        * i386_ld.c: Fix warnings gcc 3.4 spits out.
        * ldgeneric.c: Likewise.
        * ldscript.y: Likewise.
        * readelf.c: Likewise.
        * strip.c: Likewise.

        * readelf.c (print_debug_line_section): Determine address size
        correctly.

2004-01-19  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_phdr): Show which sections are covered by the
        PT_GNU_RELRO entry.

        * elflint.c (check_program_header): Check PT_GNU_RELRO entry.

        * readelf.c (print_debug_macinfo_section): Implement.

2004-01-18  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_debug_line_section): Implement.

2004-01-17  Ulrich Drepper  <drepper@redhat.com>

        * src/elflint.c: Use PACKAGE_NAME instead of PACKAGE.
        * src/ld.c: Likewise.
        * src/nm.c: Likewise.
        * src/readelf.c: Likewise.
        * src/size.c: Likewise.
        * src/strip.c: Likewise.

        * strip.c: Add a few more unlikely.  Reduce scope of some variables.

        * Makefile.am: Support building with mudflap.

2004-01-16  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_debug_info_section): Free dies memory.

        * readelf.c: Print .debug_info section content.

2004-01-13  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_shdr): Add support for SHF_ORDERED and SHF_EXCLUDE.

2004-01-12  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (print_debug_aranges): Implement using libdw.

2004-01-11  Ulrich Drepper  <drepper@redhat.com>

        * nm.c: Adjust for Dwarf_Files type and dwarf_lineno interface change.

        * readelf.c: Use libdw instead of libdwarf.  Not all of the old
        behavior is available yet.
        * Makefile.am: Link readelf with libdw.  Remove libdwarf include path.

2004-01-09  Ulrich Drepper  <drepper@redhat.com>

        * nm.c (get_local_names): Adjust call to dwarf_nextcu.

        * nm.c: Implement getting information about local variables.

2004-01-07  Ulrich Drepper  <drepper@redhat.com>

        * nm.c: Read also debug information for local symbols.

2004-01-05  Ulrich Drepper  <drepper@redhat.com>

        * nm.c: Shuffle dwarf handling code around so the maximum column
        width can be computed ahead of printing.  Avoid collection symbols
        which are not printed anyway.

        * nm.c: Rewrite dwarf handling to use libdw.
        * Makefile.am (AM_CFLAGS): Add -std parameter.
        (INCLUDES): Find header in libdw subdir.
        (nm_LDADD): Replace libdwarf with libdw.

        * elflint.c: Update copyright year.
        * readelf.c: Likewise.
        * size.c: Likewise.
        * strip.c: Likewise.
        * nm.c: Likewise.

2003-12-31  Ulrich Drepper  <drepper@redhat.com>

        * strip.c (process_file): Close file before returning.

2003-11-19  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (handle_dynamic): Make column for tag name wider.

2003-09-29  Ulrich Drepper  <drepper@redhat.com>

        * readelf.c (handle_dynamic): Always terminate tag name with a space.

2003-09-25  Ulrich Drepper  <drepper@redhat.com>

        * strip.c (process_file): Don't mmap the input file, we modify the
        data structures and don't want the change end up on disk.

2003-09-23  Jakub Jelinek  <jakub@redhat.com>

        * unaligned.h (union u_2ubyte_unaligned,
        union u_4ubyte_unaligned, union u_8ubyte_unaligned): Add
        packed attribute.
        (add_2ubyte_unaligned, add_4ubyte_unaligned,
        add_8ubyte_unaligned): Avoid nesting bswap_NN macros.
        Read/store value through _ptr->u instead of *_ptr.

2003-09-22  Ulrich Drepper  <drepper@redhat.com>

        * size.c (show_sysv): Change type of maxlen to int.

        * strip.c (handle_elf): Handle the 64-bit archs which is 64-bit
        buckets.

        * i386_ld.c: Many many fixes and extensions.
        * ld.c: Likewise.
        * ldgeneric.c: Likewise.

2003-08-16  Ulrich Drepper  <drepper@redhat.com>

        * ldgeneric.c (check_definition): Don't add symbol on dso_list if
        the reference is from another DSO.

2003-08-15  Ulrich Drepper  <drepper@redhat.com>

        * ldgeneric.c (find_entry_point): It is no fatal error if no entry
        point is found when creating a DSO.

2003-08-14  Ulrich Drepper  <drepper@redhat.com>

        * ld.c (main): Always call FLAG_UNRESOLVED.
        * ldgeneric.c (ld_generic_flag_unresolved): Only complain about
        undefined symbols if not creating DSO or ld_state.nodefs is not set.

2003-08-13  Ulrich Drepper  <drepper@redhat.com>

        * Makefile.in: Depend on libebl.a, not libebl.so.

        * ld.c (main): Mark stream for linker script as locked by caller.
        (read_version_script): Likewise.
        * ldlex.c: Define fread and fwrite to _unlocked variant.

        * i386_ld.c (elf_i386_finalize_plt): Replace #ifdefs with uses of
        target_bswap_32.
        * unaligned.h: Define target_bswap_16, target_bswap_32, and
        target_bswap_64.
        (store_2ubyte_unaligned, store_4ubyte_unaligned,
        store_8ubyte_unaligned): Define using new macros.

2003-08-12  Ulrich Drepper  <drepper@redhat.com>

        * i386_ld.c (elf_i386_finalize_plt): Use packed structs to access
        possibly unaligned memory.  Support use of big endian machines.

2003-08-11  Ulrich Drepper  <drepper@redhat.com>

        * Moved to CVS archive.