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92 Commits

Author SHA1 Message Date
H.J. Lu
c0f0068602 bfd/ 
2006-10-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3111
	* elf-bfd.h (elf_obj_tdata): Add symbuf.
	(_bfd_elf_section_already_linked): Add struct bfd_link_info *.
	(_bfd_elf_check_kept_section): Likewise.
	(bfd_elf_match_symbols_in_sections): Likewise.

	* elf.c (assign_section_numbers): Updated to add
	struct bfd_link_info *.
	(bfd_elf_match_symbols_in_sections): Updated. Cache symbol
	buffer if info->reduce_memory_overheads is false.

	* elflink.c (match_group_member): Updated to add
	struct bfd_link_info *.
	(_bfd_elf_check_kept_section): Likewise.
	(elf_link_input_bfd): Likewise.
	(_bfd_elf_section_already_linked): Likewise.
	(bfd_elf_final_link): Free symbol buffer if
	info->reduce_memory_overheads is false.

	* libbfd-in.h (_bfd_nolink_section_already_linked): Add
	struct bfd_link_info *.
	(_bfd_generic_section_already_linked): Likewise.
	* libbfd.h: Regenerated.

	* linker.c (bfd_section_already_linked): Add
	struct bfd_link_info *.
	(_bfd_generic_section_already_linked): Likewise.
	* targets.c (bfd_target): Add struct bfd_link_info * to
	_section_already_linked.
	* bfd-in2.h: Regenerated.

include/

2006-10-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3111
	* bfdlink.h (bfd_link_info): Add reduce_memory_overheads.

ld/

2006-10-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3111
	* ld.h (args_type): Remove reduce_memory_overheads.

	* ldlang.c (lang_map): Updated.
	(section_already_linked): Likewise.
	(print_input_section): Likewise.
	* ldmain.c (main): Likewise.
	* lexsup.c (parse_args): Likewise.
 2006-10-30 23:25:51 +00:00
Ben Elliston
058a363ddc * lexsup.c (parse_args): Add a comment noting a fall-through. 2006-10-24 03:35:49 +00:00
Nick Clifton
0112cd268b * bfd-in.h (STRING_AND_COMMA): New macro. Takes one constant string as its 
argument and emits the string followed by a comma and then the length of
  the string.
  (CONST_STRNEQ): New macro.  Checks to see if a variable string has a constant
  string as its initial characters.
  (CONST_STRNCPY): New macro.  Copies a constant string to the start of a
  variable string.
* bfd-in2.h: Regenerate.
* <remainign files>: Make use of the new macros.
 2006-09-16 18:12:17 +00:00
H.J. Lu
55255daec3 bfd/ 
2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-bfd.h (elf_link_hash_entry): Add a dynamic field.
	(bfd_elf_link_mark_dynamic_symbol): New.
	(SYMBOLIC_BIND): New.

	* elf32-i386.c (elf_i386_check_relocs): Replace info->symbolic
	with SYMBOLIC_BIND (info, h).
	(elf_i386_relocate_section): Likewise.
	* elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise.
	(elf64_x86_64_relocate_section): Likewise.
	* elfxx-ia64.c (elfNN_ia64_check_relocs): Likewise.

	* elflink.c (bfd_elf_link_mark_dynamic_symbol): New.
	(bfd_elf_record_link_assignment): Call
	bfd_elf_link_mark_dynamic_symbol on new entry.
	(_bfd_elf_merge_symbol): Likewise.
	(_bfd_elf_export_symbol): Return if the symbol isn't exported.
	(_bfd_elf_fix_symbol_flags): Replace info->symbolic with
	SYMBOLIC_BIND (info, h).
	(_bfd_elf_dynamic_symbol_p): Likewise.
	(_bfd_elf_symbol_refs_local_p): Likewise.
	(bfd_elf_size_dynamic_sections): Updated.

include/

2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>

	* bfdlink.h (bfd_elf_dynamic_list): New.
	(bfd_link_info): Add a dynamic field.

ld/

2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.am (CXX): Set to g++.
	(CXX_FOR_TARGET): Likewise.
	* Makefile.in: Regenerated.

	* NEWS: Mention --dynamic-list.

	* ld.texinfo: Document --dynamic-list.

	* ldgram.y: Support dynamic list.

	* ldlang.c (lang_process): Call lang_finalize_version_expr_head
	on link_info.dynamic if needed.
	(lang_append_dynamic_list): New.
	(lang_append_dynamic_list_cpp_typeinfo): New.
	* ldlang.h (lang_append_dynamic_list): Likewise.
	* ldlang.h (lang_append_dynamic_list_cpp_typeinfo): Likewise.

	* ldlex.h (input_enum): Add input_dynamic_list.
	* ldlex.l: Handle it.

	* ldmain.c (main): Initialize link_info.dynamic.

	* lexsup.c (option_values): Add OPTION_DYNAMIC_LIST and
	OPTION_DYNAMIC_LIST_CPP_TYPEINFO.
	(ld_options): Add entries for OPTION_DYNAMIC_LIST and
	OPTION_DYNAMIC_LIST_CPP_TYPEINFO.
	(parse_args): Handle OPTION_DYNAMIC_LIST and
	OPTION_DYNAMIC_LIST_CPP_TYPEINFO.

ld/testsuite/

2006-09-07  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-elf/dl1.c: New file.
	* ld-elf/dl1.list: Likewise.
	* ld-elf/dl1.out: Likewise.
	* ld-elf/dl1main.c: Likewise.
	* ld-elf/dl2.c: Likewise.
	* ld-elf/dl2.list: Likewise.
	* ld-elf/dl2a.out: Likewise.
	* ld-elf/dl2b.out: Likewise.
	* ld-elf/dl2main.c: Likewise.
	* ld-elf/dl2xxx.c: Likewise.
	* ld-elf/dl2xxx.list: Likewise.
	* ld-elf/dl3.cc: Likewise.
	* ld-elf/dl3.list: Likewise.
	* ld-elf/dl3a.out: Likewise.
	* ld-elf/dl3b.out: Likewise.
	* ld-elf/dl3header.h: Likewise.
	* ld-elf/dl3main.cc: Likewise.

	* ld-elf/shared.exp: Updated.

	* lib/ld-lib.exp (run_ld_link_exec_tests): Take an optional
	argument for source language. Use CC/CXX for link, depending
	on source language.
	(run_cc_link_tests): Likewise.
 2006-09-07 17:16:34 +00:00
Nick Clifton
c17d87de17 * ldmain.c (main): Initialise print_gc_sections field of link_info structure. 
* lexsup.c: Add --print-gc-sections and --no-print-gc-sections switches.
* ld.texinfo: Document new switches.
* NEWS: Mention new switches.
* bfdlink.h (struct bfd_link_info): New field: print_gc_sections.
* elflink.c (elf_gc_sweep): If info.print_gc_sections is true, list removed sections to stderr.
 2006-08-04 14:53:26 +00:00
Mark Mitchell
a55ff675f9 * as.c (show_usage): Document "@FILE". 
* gprof.c (usage): Document "@FILE".

	* lexsup.c (help): Document "@FILE".
 2005-10-30 18:08:52 +00:00
Nick Clifton
75be928bd2 Update FSF addresses 2005-05-12 07:32:09 +00:00
Nick Clifton
34875e6487 Add a check for <unistd.h> providing a prototype for getopt() which is compatible 
with the one in	include/getopt.h.  If so then define HAVE_DECL_GETOPT.
 2005-04-04 11:27:16 +00:00
H.J. Lu
57316bff0a bfd/ 
2005-03-16  H.J. Lu  <hongjiu.lu@intel.com>

	* elflink.c (elf_mark_used_section): New.
	(bfd_elf_gc_sections): Call elf_gc_mark_section for
	non-relocatable link if we don't do GC.

include/

2005-03-16  H.J. Lu  <hongjiu.lu@intel.com>

	* bfdlink.h (bfd_link_info): Add gc_sections.

ld/

2005-03-16  H.J. Lu  <hongjiu.lu@intel.com>

	* emultempl/elf32.em (gld${EMULATION_NAME}_finish): Remove
	unused empty output sections for non-relocatable link.

	* ld.h (args_type): Remove gc_sections.

	* ldlang.c (lang_mark_used_section): New.
	(lang_gc_sections): Use link_info.gc_sections instead of
	command_line.gc_sections.
	* ldmain.c (main): Likewise.
	* lexsup.c (parse_args): Likewise.
	* ldlang.c (lang_process): Call lang_mark_used_section.

	* ldmain.c (main): Initialize link_info.gc_sections to FALSE.

ld/testsuite/

2005-03-16  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-alpha/tlsbin.rd: Updated for empty section removal.
	* ld-alpha/tlsbinr.rd: Likewise.
	* ld-alpha/tlspic.rd: Likewise.
	* ld-arm/mixed-lib.sym: Likewise.
	* ld-i386/tlsbin.rd: Likewise.
	* ld-i386/tlsnopic.rd: Likewise.
	* ld-i386/tlspic.rd: Likewise.
	* ld-ia64/tlsbin.rd: Likewise.
	* ld-ia64/tlspic.rd: Likewise.
	* ld-powerpc/apuinfo.rd: Likewise.
	* ld-powerpc/powerpc.exp: Likewise.
	* ld-powerpc/tlsexe32.r: Likewise.
	* ld-s390/tlsbin.rd: Likewise.
	* ld-s390/tlsbin_64.rd: Likewise.
	* ld-s390/tlspic.rd: Likewise.
	* ld-s390/tlspic_64.rd: Likewise.
	* ld-sh/tlsbin-2.d: Likewise.
	* ld-sh/tlspic-2.d: Likewise.
	* ld-sparc/tlssunbin32.rd: Likewise.
	* ld-sparc/tlssunnopic32.rd: Likewise.
	* ld-sparc/tlssunpic32.rd: Likewise.
	* ld-x86-64/tlsbin.rd: Likewise.
	* ld-x86-64/tlspic.rd: Likewise.
 2005-03-16 21:52:48 +00:00
Alan Modra
aef6203bd6 update copyright dates 2005-03-03 11:52:12 +00:00
Richard Sandiford
e22430578c * ldmain.h (ld_sysroot): Change type to a constant string. 
* ldmain.c (ld_sysroot): Likewise.
	(get_relative_sysroot, get_sysroot): New functions, adding command-line
	support for changing the sysroot.
	(main): Call the new functions.
	* lexsup.c (OPTION_SYSROOT): New.
	(ld_options): Add --sysroot.
	(parse_args): Add a dummy handler for it.
	* ld.texinfo (--sysroot): Document.
	* NEWS: Mention the new --sysroot option.
 2005-01-19 11:42:49 +00:00
Paul Brook
fc0e6df64d bfd/ 
* elf-bfd.h (_bfd_elf_slurp_version_tables): Update prototype.
	* elf.c (_bfd_elf_print_private_bfd_data): Pass extra argument.
	(_bfd_elf_slurp_version_tables): Add extra argument.  Create extra
	default version definition for unversioned symbols.
	* elfcode.h (elf_slurp_symbol_table): Pass extra argument.
	* elflink.c (elf_link_add_object_symbols): Pass extra argument to
	_bfd_elf_slurp_version_tables.  Set default version for unversioned
	imported symbols.
include/
	* bfdlink.h (bfd_link_info): Add default_imported_symver.
ld/
	* ld.texinfo: Document --default-imported-symver.
	* ldmain.c (main): Set link_info.default_imported_symver.
	* lexsup.c (option_values): Add OPTION_DEFAULT_IMPORTED_SYMVER.
	(ld_options): Add --default-imported-symver.
	(parse_args): Handle OPTION_DEFAULT_IMPORTED_SYMVER.
 2004-11-15 23:21:27 +00:00
Mark Mitchell
ba916c8af2 * Makefile.in (earmsymbian.c): Depend on armbpabi.sc, not elf.sc. 
* ldexp.h (segment_type): New type.
	(segments): New variable.
	* ldexp.c (segments): New variable.
	(exp_print_token): Handle SEGMENT_START.
	(fold_binary): Likewise.
	* ldgram.y (SEGMENT_START): Declare it as a token.
	(exp): Handle SEGMENT_START.
	* ldlang.h (lang_address_statement_type): Add segment field.
	(lang_section_start): Change prototype.
	* ldlang.c (map_input_to_output_sections): Do not process section
	assignments if a corresponding SEGMENT_START has already been
	seen.
	(lang_section_start): Add segment parameter.
	* ldlex.l (SEGMENT_START): Add it.
	* lexsup.c (seg_segment_start): New function.
	(parse_args): Use it for -Tbss, -Tdata, and -Ttext.
	* ld.texinfo (SEGMENT_START): Document it.
	* emulparams/armsymbian.sh (EMBEDDED): Set it.
	* scripttempl/armbpabi.sc: Use SEGMENT_START to control segment
	base addresses.  Do not map relocations.
	* NEWS: Mention SEGMENT_START.
 2004-10-26 18:41:52 +00:00
Paul Brook
3e3b46e5c8 bfd/ 
* elflink.c (elf_finalize_dynstr): Skip shared aux structure.
	(bfd_elf_size_dynamic_sections): Create default version definition.
	(elf_link_output_extsym): Adjust for default symbol version.
include/
	* bfdlink.h (struct bfd_link_info): Add create_default_symver.
ld/
	* ld.texinfo: Document --default-symver.
	* ldmain.c (main): Set link_info.create_default_symver.
	* lexsup.c (enum option_values): Add OPTION_DEFAULT_SYMVER.
	(ld_options): Add default-symver.
	(parse_args): Handle OPTION_DEFAULT_SYMVER.
ld/testsuite/
	* ld-elfvers/vers.exp (build_binary): Add ldargs parameter.
	(build_vers_lib_pic_flags): New function.
	Add vers29 test.
	* ld-elfvers/vers29.c: New file.
	* ld-elfvers/vers29.dsym: New file.
	* ld-elfvers/vers29.ver: New file.
 2004-10-26 13:46:05 +00:00
Nick Clifton
8fdd7217a7 Add linker option: --warn-shared-textrel to produce warnings when adding a 
DT_TEXTREL to a shared object.
 2004-10-07 14:45:24 +00:00
H.J. Lu
bcaa7b3eb9 ld/ 
2004-10-04  H.J. Lu  <hongjiu.lu@intel.com>

	* NEWS: Mention SORT_BY_NAME, SORT_BY_ALIGNMENT and
	--sort-section name|alignment.

	* ld.texinfo: Document SORT_BY_NAME, SORT_BY_ALIGNMENT and
	--sort-section name|alignment.

	* ld.h (sort_type): New enum.
	(wildcard_spec): Change the type of `sorted' to sort_type.

	* ldgram.y (SORT): Removed.
	(SORT_BY_NAME): Added.
	(SORT_BY_ALIGNMENT): Added.
	(wildcard_spec): Updated `sorted'. Handle SORT_BY_NAME and
	SORT_BY_ALIGNMENT.
	(input_section_spec_no_keep): Updated `sorted'.
	(statement): Replace SORT with SORT_BY_NAME.

	* ldlang.c (compare_section): New function to compare 2
	sections with different sorting schemes.
	(wild_sort): Updated. Use compare_section.
	(update_wild_statements): New function.
	(lang_process): Call update_wild_statements before
	map_input_to_output_sections.

	* ldlex.l (SORT_BY_NAME): New.
	(SORT_BY_ALIGNMENT): New.
	(SORT): Return SORT_BY_NAME.

	* ldmain.c (sort_section): New. Defined.
	(main): Initialize it to none.

	* lexsup.c (option_values): Add OPTION_SORT_SECTION.
	(ld_options): Add an entry for OPTION_SORT_SECTION.
	(parse_args): Handle OPTION_SORT_SECTION.

	* mri.c (mri_draw_tree): Updated `sorted'.

ld/testsuite/

2004-10-04  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-scripts/sort.exp: New file for section sorting tests.
	* ld-scripts/sort_b_a.d: Likewise
	* ld-scripts/sort_b_a.s: Likewise
	* ld-scripts/sort_b_a.t: Likewise
	* ld-scripts/sort_b_a_a-1.d: Likewise
	* ld-scripts/sort_b_a_a-2.d: Likewise
	* ld-scripts/sort_b_a_a-3.d: Likewise
	* ld-scripts/sort_b_a_a.t: Likewise
	* ld-scripts/sort_b_a_n-1.d: Likewise
	* ld-scripts/sort_b_a_n-2.d: Likewise
	* ld-scripts/sort_b_a_n-3.d: Likewise
	* ld-scripts/sort_b_a_n.t: Likewise
	* ld-scripts/sort_b_n.d: Likewise
	* ld-scripts/sort_b_n.s: Likewise
	* ld-scripts/sort_b_n.t: Likewise
	* ld-scripts/sort_b_n_a-1.d: Likewise
	* ld-scripts/sort_b_n_a-2.d: Likewise
	* ld-scripts/sort_b_n_a-3.d: Likewise
	* ld-scripts/sort_b_n_a.t: Likewise
	* ld-scripts/sort_b_n_n-1.d: Likewise
	* ld-scripts/sort_b_n_n-2.d: Likewise
	* ld-scripts/sort_b_n_n-3.d: Likewise
	* ld-scripts/sort_b_n_n.t: Likewise
	* ld-scripts/sort_n_a-a.s: Likewise
	* ld-scripts/sort_n_a-b.s: Likewise
	* ld-scripts/sort_no-1.d: Likewise
	* ld-scripts/sort_no-2.d: Likewise
	* ld-scripts/sort_no.t: Likewise
 2004-10-04 16:45:51 +00:00
H.J. Lu
e56f61be75 bfd/ 
2004-07-19  H.J. Lu  <hongjiu.lu@intel.com>

	* bfd-in.h (dynamic_lib_link_class): Add DYN_NO_ADD_NEEDED and
	DYN_NO_NEEDED.
	(bfd_elf_get_dyn_lib_class): New prototype.
	* elf.c (bfd_elf_get_dyn_lib_class): New function.

	* elflink.c (elf_link_add_object_symbols): Check DYN_AS_NEEDED,
	DYN_DT_NEEDED and DYN_NO_NEEDED bits to see if a DT_NEEDED
	entry is needed. Issue an error if a DT_NEEDED entry is needed
	for a file marked DYN_NO_NEEDED.
	(elf_link_check_versioned_symbol): Check the DYN_DT_NEEDED bit
	for DT_NEEDED tags.

	* bfd-in2.h: Regenerated.

ld/

2004-07-19  H.J. Lu  <hongjiu.lu@intel.com>

	* emultempl/elf32.em (gld${EMULATION_NAME}_load_symbols): Also
	check the add_needed field.
	(dt_needed): New struct.
	(gld${EMULATION_NAME}_try_needed): Change the first argument
	to a pointer to struct dt_needed. Check the DYN_NO_ADD_NEEDED
	bit in the file where the DT_NEEDED entry comes from.
	(gld${EMULATION_NAME}_search_needed): Change the second
	argument to a pointer to struct dt_needed.
	(gld${EMULATION_NAME}_check_ld_so_conf): Updated.
	(gld${EMULATION_NAME}_after_open): Likewise.

	* ld.texinfo: Add --add-needed document.
	* ldlang.c (new_afile): Set p->add_needed.
	* ldlang.h (lang_input_statement_type): Add add_needed field.
	* ldmain.h (add_needed): Declare.
	* ldmain.c (add_needed): New global var.
	* lexsup.c (option_values): Add OPTION_ADD_NEEDED and
	OPTION_NO_ADD_NEEDED.
	(ld_options): Likewise.
	(parse_args): Handle them.
 2004-07-19 16:40:52 +00:00
Alan Modra
6feb9908bf * ldlang.c: Formatting. Wrap long lines, expand bfd_get_section_flags 
throughout file.
	* lexsup.c: Formatting.  Wrap long lines.
	* ldwrite.c: Update copyright date.
 2004-05-28 10:34:18 +00:00
Nick Clifton
2d643429de Add --hash-size switch to the linker 2004-05-21 15:38:04 +00:00
Joern Rennecke
35835446e4 * NEWS: Mention new linker map file generation and the 
--reduce-memory-overheads option.
	* ld.texinfo: Document --reduce-memory-overheads option.
	* ld.h (map_symbol_def): New struct.
	(struct user_section_struct, section_userdata_type): Rename to:
	(struct lean_user_section_struct, lean_section_userdata_type).
	(struct fat_user_section_struct, fat_section_userdata_type): New.
	(SECTION_USERDATA_SIZE): Define.
	(args_type): New member reduce_memory_overheads.
	* ldlang.c (map_obstack): New static variable.
	(init_map_userdata, print_all_symbols, sort_def_symbol): New functions.
	(lang_map): Unless command_line.reduce_memory_overheads is set,
	initialize lists of defined symbols for each section.
	(print_input_section): Unless command_line.reduce_memory_overheads
	is set, use print_all_symbols.
	(init_os): Use lean_section_userdata_type / SECTION_USERDATA_SIZE.
	* ldmain.c (main): Initialize command_line.reduce_memory_overheads.
	* lexsup.c (enum option_values): Add OPTION_REDUCE_MEMORY_OVERHEADS.
	(ld_options): Add entry for --reduce-memory-overheads.
	(parse_args): Handle OPTION_REDUCE_MEMORY_OVERHEADS.
 2004-05-19 14:15:55 +00:00
H.J. Lu
59c2e50f29 bfd/ 
2004-03-20  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-bfd.h (RELOC_FOR_GLOBAL_SYMBOL): Report error if
	unresolved symbols in objects aren't allowed.

	* elf-hppa.h (elf_hppa_relocate_section): Properly handle
	unresolved symbols.
	(elf_hppa_remark_useless_dynamic_symbols): Likewise.
	(elf_hppa_unmark_useless_dynamic_symbols):
	* elf32-frv.c (elf32_frv_relocate_section): Likewise.
	* elf32-hppa.c (elf32_hppa_size_stubs): Likewise.
	(elf32_hppa_relocate_section): Likewise.
	* elf32-i370.c (i370_elf_relocate_section): Likewise.
	* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
	* elf32-sh.c (sh_elf_relocate_section): Likewise.
	* elf64-sh64.c (sh_elf64_relocate_section): Likewise.
	* elfxx-mips.c (mips_elf_calculate_relocation): Likewise.

	* elf-m10200.c (mn10200_elf_relocate_section): Use
	RELOC_FOR_GLOBAL_SYMBOL.
	* elf32-avr.c (elf32_avr_relocate_section): Likewise.
	* elf32-d10v.c (elf32_d10v_relocate_section): Likewise.
	* elf32-fr30.c (fr30_elf_relocate_section): Likewise.
	* elf32-h8300.c (elf32_h8_relocate_section): Likewise.
	* elf32-i860.c (elf32_i860_relocate_section): Likewise.
	* elf32-m68hc1x.c (m68hc11_get_relocation_value): Likewise.
	* elf32-mcore.c (mcore_elf_relocate_section): Likewise.
	* elf32-msp430.c (elf32_msp430_relocate_section): Likewise.
	* elf32-openrisc.c (openrisc_elf_relocate_section): Likewise.
	* elf32-v850.c (v850_elf_relocate_section): Likewise.
	* elf32-xstormy16.c (xstormy16_elf_relocate_section): Likewise.
	* elf64-mmix.c (mmix_elf_relocate_section): Likewise.

include/

2004-03-20  H.J. Lu  <hongjiu.lu@intel.com>

	* bfdlink.h (bfd_link_info): Correct comments for the
	unresolved_syms_in_objects field.

ld/

2004-03-20  H.J. Lu  <hongjiu.lu@intel.com>

	* lexsup.c (parse_args): Don't set unresolved_syms_in_objects
	or unresolved_syms_in_shared_libs for -Bdynamic and -Bstatic.
 2004-03-20 23:16:43 +00:00
Alan Modra
4a43e768f1 bfd/ 
* elf-bfd.h (struct elf_obj_tdata): Delete dt_soname field.  Add
	dyn_lib_class field.  Rearrange for better packing.
	(elf_dt_soname): Delete.
	(elf_dyn_lib_class): Define.
	* elf.c (bfd_elf_set_dt_needed_name): Update comment.
	(bfd_elf_set_dt_needed_soname): Delete.
	(bfd_elf_set_dyn_lib_class): New function.
	* elflink.h (add_dt_needed_tag): New function.  Split out from..
	(elf_link_add_object_symbols): ..here.  Rename "name" to "soname".
	Use elf_dyn_lib_class to set dt_needed and add_needed.  Move fallback
	initialization of soname.
	(elf_link_check_versioned_symbol): Test elf_dyn_lib_class instead of
	elf_dt_soname.
	* bfd-in.h (enum dynamic_lib_link_class): New.
	(bfd_elf_set_dt_needed_soname): Delete.
	(bfd_elf_set_dyn_lib_class): Declare.
	* bfd-in2.h: Regenerate.
ld/
	* ld.texinfo: Add --as-needed doco.
	* ldmain.c (as_needed): New global var.
	* ldmain.h (as_needed): Declare.
	* lexsup.c (option_values): Add OPTION_AS_NEEDED and
	OPTION_NO_AS_NEEDED.
	(ld_options): Likewise.
	(parse_args): Handle them.
	* ldlang.h (lang_input_statement_type): Add as_needed field.
	* ldlang.c (new_afile): Set p->as_needed.
	* emultempl/elf32.em (gld${EMULATION_NAME}_load_symbols): New function.
	(gld${EMULATION_NAME}_try_needed): Use bfd_elf_set_dyn_lib_class.
	(ld_${EMULATION_NAME}_emulation): Set LDEMUL_RECOGNIZED_FILE entry.

	* ldlang.c (open_input_bfds): Remove useless cast.
	(lang_do_assignments_1): Likewise.
	(lang_for_each_input_section): Delete.
 2004-03-18 12:50:20 +00:00
Kazu Hirata
48ecb30c92 * lexsup.c (is_num): Remove. 2003-12-07 00:08:41 +00:00
Alan Modra
ffc18d8a82 * ldmain.c (main): Remove mpc860c0 code. 
* lexsup.c (enum option_values): Delete OPTION_MPC860C0.
	(ld_options): Delete mpc860c0 entry.
	(parse_args): Likewise.
 2003-12-02 05:58:11 +00:00
Nick Clifton
e62eb3ee7e lexsup.c (parse_args: OPTION_CALL_SHARED): Revise comment describing defaults. 
Change default to report unresolved symbols in object files as well.
 2003-10-08 13:52:33 +00:00
Nick Clifton
854770991f lexsup.c (parse_args): Report unresolved symbols in shared libraries when 
creating a dynamic executable.  This is a restoration of the default behaviour
for previous versions of the linker.
 2003-10-06 11:07:08 +00:00
Nick Clifton
560e09e9cc Better handking for unresolved symbols 2003-08-20 08:37:19 +00:00
Alan Modra
1579bae1cd Convert to C90 2003-06-28 05:28:54 +00:00
Alan Modra
1049f94e8e Correct spelling of "relocatable". 2003-06-25 06:40:27 +00:00
Jakub Jelinek
36af4a4e51 bfd/ 
* elflink.h (elf_link_add_object_symbols): Use !info->executable
	instead of info->shared where appropriate.
	(bfd_elfNN_size_dynamic_sections, elf_link_output_extsym): Likewise.
	* elflink.c (_bfd_elf_create_got_section): Likewise.
	(_bfd_elf_link_create_dynamic_sections): Likewise.
	(_bfd_elf_link_assign_sym_version): Likewise.
	* elf32-i386.c (elf_i386_size_dynamic_sections): Create .interp section
	and DT_DEBUG dynamic tag even for position independent executables.
	* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
	* elf32-s390.c (elf_s390_size_dynamic_sections: Likewise.
	* elf64-ppc.c (ppc64_elf_size_dynamic_sections: Likewise.
	* elf64-s390.c (elf_s390_size_dynamic_sections: Likewise.
	* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections: Likewise.
	* elfxx-ia64.c (elfNN_ia64_size_dynamic_sections: Likewise.
	* elf32-sparc.c (elf32_sparc_size_dynamic_sections: Likewise.
	* elf64-alpha.c (elf64_alpha_size_dynamic_sections: Likewise.
	* elf64-sparc.c (sparc64_elf_size_dynamic_sections: Likewise.
include/
	* bfdlink.h (struct bfd_link_info): Add pie and executable
	bits.
ld/
	* lexsup.c (OPTION_PIE): Define.
	(ld_options): Add -pie and --pic-executable options.
	(parse_args): Handle OPTION_PIE.
	* ldmain.c (main): Initialize link_info.pie and
	link_info.executable.
	* genscripts.sh: Generate PIE scripts.
	* ld.texinfo: Document -pie and --pic-executable options.
	* emultempl/elf32.em (gld${EMULATION_NAME}_after_open):
	(gld${EMULATION_NAME}_place_orphan): Likewise.
	(gld${EMULATION_NAME}_get_script): Include PIE scripts.
	* scripttempl/elf.sc: In PIE scripts set . the same way as in
	shared scripts.
	* emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Set to yes.
	* emulparams/elf64_ia64.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf32ppc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64ppc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_x86_64.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_s390.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf32_sparc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64_sparc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64alpha.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64_s390.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Likewise.
 2003-05-30 15:50:12 +00:00
Alexandre Oliva
8aae64e67e * ldmain.h (overflow_cutoff_limit): Declare. 
* ldmain.c (overflow_cutoff_limit): Define, initialized to 10.
(reloc_overflow): Limit error messages based on it.
* lexsup.c (parse_args) <OPTION_VERBOSE>: Set cutoff to
unlimited.
 2003-05-07 04:14:57 +00:00
Nick Clifton
5ed6aba41c Fix memory leaks 2003-03-31 18:13:25 +00:00
Alan Modra
3bcf55573d * ldemul.c (ldemul_add_options, ldemul_handle_option): New functions. 
(ldemul_parse_args): Return bfd_boolean.  Formatting.
	* ldemul.h (ldemul_add_options, ldemul_handle_option): Declare.
	(ldemul_parse_args): Adjust.
	(struct ld_emulation_xfer_struct): Add add_options and handle_option.
	Return bfd_boolean from parse_args.
	* lexsup.c (parse_args): Malloc shortopts, longopts and
	really_longopts.  Call ldemul_add_options and ldemul_handle_option.
	* emultempl/aix.em (gld${EMULATION_NAME}_add_options): Split out from
	gld${EMULATION_NAME}_parse_args.
	(gld${EMULATION_NAME}_handle_option): Likewise.
	(ld_${EMULATION_NAME}_emulation): Adjust initializer.
	* emultempl/armcoff.em: As for aix.em, but remove parse_args.
	* emultempl/beos.em: Likewise.
	* emultempl/pe.em: Likewise.
	* emultempl/ticoff.em: Likewise.
	* emultempl/elf32.em: Likewise.  Don't duplicate long options either.
	(gld${EMULATION_NAME}_add_sysroot): Prototype.
	* emultempl/armelf.em (PARSE_AND_LIST_LONGOPTS): Don't duplicate
	options.
	* emultempl/hppaelf.em (PARSE_AND_LIST_LONGOPTS): Likewise.
	* emultempl/ppc32elf.em (PARSE_AND_LIST_LONGOPTS): Likewise.
	* emultempl/ppc64elf.em (PARSE_AND_LIST_LONGOPTS): Likewise.
	* emultempl/armelf_oabi.em (ld_${EMULATION_NAME}_emulation): Adjust
	initializer.
	* emultempl/generic.em: Likewise.
	* emultempl/gld960.em: Likewise.
	* emultempl/gld960c.em: Likewise.
	* emultempl/linux.em: Likewise.
	* emultempl/lnk960.em: Likewise.
	* emultempl/m68kcoff.em: Likewise.
	* emultempl/mipsecoff.em: Likewise.
	* emultempl/sunos.em: Likewise.
	* emultempl/vanilla.em: Likewise.
	* emultempl/netbsd.em (gldnetbsd_before_parse): Prototype.
 2003-02-28 01:32:31 +00:00
Nick Clifton
ae9a127f86 Fix the behaviour of --allow-shlib-undefined, so that it does what it claims 
to do.  Add an inverse switch.  Update the documentation.
 2003-02-17 18:24:40 +00:00
Alan Modra
d5cd393307 * ldmain.c (main): Init "strip_discarded". 
* lexsup.c (OPTION_STRIP_DISCARDED): Define.
	(OPTION_NO_STRIP_DISCARDED): Define.
	(ld_options): Add "strip-discarded" and "no-strip-discarded".
	(parse_args): Handle them.
 2002-12-23 12:05:38 +00:00
Nick Clifton
312b768e2f Change linker's default behaviour - it will now reject binary files whoes 
architecture it does not recognise, unless it has explicitly told to accept
them.
 2002-12-23 10:45:03 +00:00
Alan Modra
b34976b65a s/boolean/bfd_boolean/ s/true/TRUE/ s/false/FALSE/. Simplify 
comparisons of bfd_boolean vars with TRUE/FALSE.  Formatting.
 2002-11-30 08:39:46 +00:00
Daniel Jacobowitz
df2a731323 * emultempl/aix.em: Use include <> for generated headers. 
* emultempl/beos.em: Likewise.
	* emultempl/elf32.em: Likewise.
	* emultempl/pe.em: Likewise.
	* ldctor.c: Likewise.
	* ldexp.c: Likewise.
	* ldfile.c: Likewise.
	* ldlang.c: Likewise.
	* ldlex.c: Likewise.
	* ldlex.l: Likewise.
	* ldmain.c: Likewise.
	* ldmisc.c: Likewise.
	* ldwrite.c: Likewise.
	* lexsup.c: Likewise.
	* mri.c: Likewise.
	* pe-dll.c: Likewise.
 2002-10-30 03:57:39 +00:00
Nick Clifton
63fd3b826b Add new command line option "--no-omagic" which undoes the effects of -N. 2002-10-23 13:24:10 +00:00
H.J. Lu
c04c958616 2002-10-08 H.J. Lu <hjl@gnu.org> 
* ldlang.c (lang_file_exist): Removed.
	(new_afile): Revert the last change.
	* ldlang.h (lang_file_exist): Removed.
	* lexsup.c (parse_args): Revert the last change.
 2002-10-08 20:12:45 +00:00
Nick Clifton
53b2a62f07 Abort if the filename to be added matches the linker output filename. 2002-10-07 16:08:21 +00:00
H.J. Lu
3194163592 Check symbols with undefine version. 2002-08-08 03:50:18 +00:00
H.J. Lu
aa713662e8 2002-05-21 H.J. Lu (hjl@gnu.org) 
* emultempl/elf32.em (gld${EMULATION_NAME}_parse_args): Handle
	"-z muldefs".
	(gld${EMULATION_NAME}_list_options): Add "-z muldefs".

	* ld.texinfo: Updated for --allow-multiple-definition and
	"-z muldefs".

	* ldmain.c (main): Initialize the allow_multiple_definition
	field to false.

	* lexsup.c (OPTION_ALLOW_MULTIPLE_DEFINITION): New.
	(ld_options): Add --allow-multiple-definition.
	(parse_args): Support OPTION_ALLOW_MULTIPLE_DEFINITION.
 2002-05-22 05:08:31 +00:00
Kazu Hirata
b7a26f91f4 * ld.h: Fix formatting. 
* ldexp.c: Likewise.
	* ldfile.c: Likewise.
	* ldlang.c: Likewise.
	* ldmain.c: Likewise.
	* lexsup.c: Likewise.
	* pe-dll.c: Likewise.
 2002-05-03 13:48:55 +00:00
Daniel Jacobowitz
37b0ac0fc8 2002-02-10 Daniel Jacobowitz <drow@mvista.com> 
* lexsup.c: Remove strtoul declaration.
 2002-02-11 02:41:37 +00:00
Daniel Jacobowitz
4e5bae56d4 2002-02-10 Daniel Jacobowitz <drow@mvista.com> 
* ldmain.c: Add prototype for main ().
	* lexsup.c: Guard declaration of strtoul with HAVE_STDLIB_H.
	* emultempl/lnk960.em (lnk960_choose_target): Function should
	take two arguments.
 2002-02-10 19:12:13 +00:00
Alan Modra
89894c62c6 * lexsup.c (parse_args): Don't pass shortopts to second call to 
getopt functions.  Restore optind rather than decrementing before
	second call.  Remove errind as it now duplicates last_optind.
 2001-12-13 09:38:11 +00:00
Nick Clifton
ff291a48c0 Insert 'PROGRAM' into the text string describing the -N option so that it is 
easier to translate into foreign languages.
 2001-12-07 12:41:21 +00:00
Chris Demetriou
361b220ebe 2001-11-01 Chris Demetriou <cgd@broadcom.com> 
* ld.texinfo (Options): Document new option, -nostdlib.
        * lexsup.c (OPTION_NOSTDLIB): New definition.
        (ld_options): Add entry for "nostdlib".
        (parse_args): Handle OPTIONS_NOSTDLIB.
        * ldfile.c (ldfile_add_library_path): Don't add directories
        to the search path if they weren't specified on the command line
        and -nostdlib was specified.
        * ld.h (ld_config_type): New member only_cmd_line_lib_dirs.
 2001-11-02 01:13:09 +00:00
Nick Clifton
210a7bd13d Fix infinite parsing loop 2001-10-31 15:41:19 +00:00