74 Commits

Author SHA1 Message Date
582dd77f65 * ld.h (check_nocrossrefs): Declare.
* ldlang.h (struct lang_nocrossref): Define.
	(struct lang_nocrossrefs): Define.
	(nocrossref_list): Declare.
	(lang_add_nocrossref): Declare.
	* ldlex.l: Recognize NOCROSSREFS keyword.
	* ldgram.y (%union): Add nocrossref field.
	(NOCROSSREFS): New terminal.
	(ifile_p1): Recognize NOCROSSREFS.
	(nocrossref_list): New nonterminal.
	* ldlang.c (nocrossref_list): Define.
	(lang_add_nocrossref): New function.
	* ldmain.c (main): If nocrossref_list is not NULL, call
	check_nocrossrefs.
	(warning_callback): Free symbols if there is no place to store
	them.
	(notice): Call add_cref if nocrossref_list is not NULL.
	* ldcref.c: Include "ldexp.h" and "ldlang.h".
	(check_nocrossrefs): New function.
	(check_nocrossref): New static function.
	(struct check_refs_info): Define.
	(check_refs, check_reloc_refs): New static functions.
	* Makefile.in: Rebuild dependencies.
	* ld.texinfo (Option Commands): Document NOCROSSREFS.
1996-08-01 17:35:49 +00:00
2ed9fe477a update copyright 1996-07-30 20:05:42 +00:00
cd09553a9b * ld.h (args_type): Add cref field.
* lexsup.c (parse_args): Set command_line.cref.
	* ldmain.c (main): Check command_line.cref rather than
	link_info.notice_all.
	(notice): Likewise.
1996-07-30 18:49:54 +00:00
0cacbcbe6e * ldlang.c (longest_section_name): Remove.
(SECTION_NAME_MAP_LENGTH): Define.
	(print_size, print_alignment, print_fill, print_section): Remove.
	(print_flags): Remove.
	(lang_map): Rewrite.
	(print_output_section_statement): Rewrite.
	(print_assignment): Rewrite.
	(print_one_symbol): Rewrite.
	(print_input_section): Rewrite.
	(print_fill_statement): Rewrite.
	(print_data_statement): Rewrite.
	(print_address_statement): New static function.
	(print_reloc_statement): Rewrite.
	(print_padding_statement): Rewrite.
	(print_wild_statement): Rewrite.
	(print_statement_list): Clean up.
	(print_statement): Clean up.  Some minor output changes.
	(print_statements): Clean up.
	(load_symbols): Put another - before -whole-archive.
	* ldexp.c (exp_print_tree): Change etree_value and etree_rel to
	print 0x and to omit leading zeroes.  For etree_rel, use %B to
	print the BFD.  For etree_assign, remove the space after the
	destination name.
	* ldwrite.c: Include "libiberty.h".
	(clone_section): Call xstrdup, not strdup.
	(ldwrite): Don't print any map information.
	(print_symbol_table, print_file_stuff, print_symbol): Remove.
	* ldmain.c (main): Call lang_map when appropriate.
	* ldmisc.c (vfinfo): Add support for %W.
	(print_address): Remove.
	* ldmisc.h (print_address): Don't declare.
	* Makefile.in: Rebuild dependencies.
1996-04-29 21:12:49 +00:00
efa6c49704 * ldmisc.h (demangle): Declare.
* ldmisc.c: Include "libiberty.h".  Include demangle.h with "",
 	not <>.
	(demangle): Make non-static.  Remove remove_underscore paramter.
	Always return an allocated string.
	(vfinfo): Free result of demangle.  Add case 'G'.  Use %T to print
	functionname, rather than calling demangle.  Print a colon between
	the BFD(section+offset) and the line number.
	* ldmain.c (add_archive_element): Improve format of archive
	information in map file.
	(constructor_callback): Don't print anything to the map file.
	* ldlang.c (lang_one_common): Improve format of common symbol
	information in map file.
	* ldctor.c (ldctor_build_sets): If producing a map file, print set
	information.
	* ldwrite.c (print_symbol_table): Print a newline before the
	header in the map file.
	* Makefile.in: Rebuild dependencies.
1996-04-26 22:15:10 +00:00
6799c638e5 * ldlang.c (lang_size_sections): If _cooked_size is not 0, then
don't clobber it when not relaxing.

	* ld.h (ld_config_type): Remove traditional_format field.
	* ldmain.c (main): Use link_info.traditional_format rather than
	config.traditional_format.
	* ldlang.c (ldlang_open_output): Likewise.
	* lexsup.c (parse_args): Likewise.
	* emultempl/aix.em (gld${EMULATION_NAME}_parse_args): Likewise.
	* mpw-eppcmac.c (gldppcmacos_parse_args): Likewise.
1996-04-22 21:32:58 +00:00
28113e82bd * ldmain.c (main): Call bfd_set_error_program_name. 1996-03-26 23:16:01 +00:00
e3d73386d7 * lexsup.c (parse_args): Handle --wrap.
* ldmain.c (main): Initialize link_info.wrap_hash.
	* ldexp.c (fold_name): Use bfd_wrapped_link_hash_lookup in DEFINED
	and NAME cases.
	* ld.texinfo, ld.1: Document --wrap.
1996-03-12 23:39:18 +00:00
4b7d2399ae Tue Mar 12 12:43:59 1996 David Mosberger-Tang <davidm@koala.azstarnet.com>
* ld.h (ld_config_type): Add warn_multiple_gp field.
	* lexsup.c (parse_args): Handle --warn-multiple-gp.
	* ldmain.c (warning_callback): Suppress multiple gp values warning
	if --warn_multiple_gp was not used.
	* ld.texinfo, ld.1: Document --warn-multiple-gp.
1996-03-12 17:47:55 +00:00
7d6439d974 * ldmain.c (main): Initialize new field link_info.static_link.
* ldmain.c (add_keepsyms_file): Add \n at end of einfo calls.
	(constructor_callback): Likewise.
	* ldmisc.c (vfinfo): Likewise.
	* ldwrite.c (build_link_order): Likewise.
1995-10-25 15:48:53 +00:00
7213def760 Based on patches from H.J. Lu <hjl@nynexst.com>:
* ldlang.h (lang_input_statement_type): Add new field dynamic.
	* ldlang.c (new_afile): Set dynamic from config.dynamic_link.
	* ldfile.c: Include bfdlink.h.
	(ldfile_open_file): Check dynamic field of entry, not global
	dynamic_link field.  Don't do a dynamic search when doing a
	relocateable link.
	* ldmain.c (main): Don't warn about dynamic_link for a
	relocateable link.
	* emultempl/sunos.em (gld${EMULATION_NAME}_find_so): Skip file if
	dynamic is false.
	(gld${EMULATION_NAME}_create_output_section_statements): Always
	loop over input files.
	* Makefile.in: Rebuild dependencies.
1995-07-10 21:16:40 +00:00
4551e108a0 * ld.texinfo, ld.1: Document -Bstatic, -Bdynamic, -Bshared, and
-shared.

Mon Jul 10 13:29:43 1995  Eric Youngdale  <eric@aib.com>

	* ldmain.c (main): Set link_info.symbolic to false.
	* lexsup.c (parse_args): Handle -Bsymbolic.
1995-07-10 17:41:13 +00:00
943fbd5bd5 fsf address update, but not in COPYING files 1995-07-07 22:49:42 +00:00
eac6290c7e * ldmain.c (HAVE_SBRK): Define for everything except
specific systems that are known to not support sbrk.
	(main):  Use HAVE_SBRK to decide whether or not to use sbrk.
1995-07-05 07:47:43 +00:00
de71eb7786 Wed Jun 28 17:11:25 1995 Steve Chamberlain <sac@slash.cygnus.com>
* ldmain.c (main): Always initialize PE info in link_info.
	* lexsup.c (OPTION_BASE_FILE): New option.
	(parse_args): Handle new option.
	* emulparams/armpe.sh: Output pei.
	* emultempl/i386pe.em: Add newline to end.
	* scripttempl/armpe.sc: Change output and quote the $s.
	* scripttempl/i386pe.sc: Change output and quote the $s.
1995-06-29 00:21:00 +00:00
a735edad13 * ldmain.c (main): Revert patch of March 10, since the SVR4 linker
does mark shared libraries as executable.
1995-03-27 16:11:22 +00:00
f2f55b1677 * ldlang.c (load_symbols): If whole_archive is true and ENTRY
describes an archive, call bfd_link_add_symbols on each member.
	* ldmain.c (whole_archive): New variable.
	(main): Initialize it to false.
	* ldmain.h: Declare whole_archive.
	* lexsup.c (parse_args): Grok --whole-archive switch.
1995-03-16 19:06:41 +00:00
22c41f00b6 * ldmain.c (main): Don't set EXEC_P if link_info.shared is set. 1995-03-10 20:26:49 +00:00
23244cd6e0 * ldmain.c (undefined_symbol): Handle section being NULL. 1995-02-06 23:24:20 +00:00
8ed88239b4 * ldctor.c (ldctor_build_sets): Handle bfd_link_hah_defweak.
* ldexp.c (fold_name): Likewise.
	* ldlang.c (print_one_symbol): Likewise.
	(lang_finish): Likewise.
	* ldmain.c (multiple_common): Likewise.
	* ldwrite.c (print_symbol): Likewise.  Also, bfd_link_hash_weak
	renamed to bfd_link_hash_undefweak.
1995-02-06 20:01:38 +00:00
809ee7e036 * ld.h (ld_config_type): Add new field warn_once.
* ldmain.c (undefined_symbol): Handle -warn-once.
	* lexsup.c (parse_args): Recognize -warn-once.
	* ld.texinfo (Options): Document -warn-once.
	* ld.1: Likewise.
PR 4456.
1994-09-14 22:27:16 +00:00
cc23cc69c5 * ldmisc.c (vfinfo): Handle %D as %C, but never print the function
name.  For %C, print the function name on a separate line, to keep
	the length of error messages under control.
	* ldmain.c (multiple_definition): Use %D for ``first defined
	here.''
	(undefined_symbol): Use %D for ``more undefined references
	follow''.
PR 3770.
1994-09-14 17:08:37 +00:00
64887de2ee * lexsup.c (parse_args): Add -shared to longopts, and handle it.
* ldmain.c (main): Initialize link_info.shared to false.  Give
	error if link_info.relocateable and link_info.shared are both set.
1994-06-16 19:32:07 +00:00
cbbf960822 * ldmain.c (get_emulation): Ignore -m486 for Linux compatibility.
* lexsup.c (parse_args): Ignore -qmagic for Linux compatibility.
1994-06-15 21:04:21 +00:00
7fb9ca5fc2 Let the user change the dynamic linker used by ELF code.
* ld.h (args_type): Add new field interpreter.
	* lexsup.c (parse_args): Add dynamic-linker to longopts, and
	handle it.
	* ldmain.c (main): Initialize command_line.interpreter to NULL.
	* emultempl/elf32.em (gld${EMULATION_NAME}_before_allocation): Get
	the ELF backend to return the .interp section.  If
	command_line.interpreter is not NULL, set the contents of .interp
	to it.
	* ld.texinfo: Mention -dynamic-linker.
1994-06-15 20:46:43 +00:00
c96386c4d8 * ld.h (ld_config_type): Add new field traditional_format.
* lexsup.c (parse_args): Add traditional_format to longopts, and
	handle it.
	* ldmain.c (main): Initialize config.traditional_format to false.
	* ldlang.c (ldlang_open_output): Set BFD_TRADITIONAL_FORMAT in BFD
	flags of output_bfd according to config.traditional_format.
	* ld.texinfo: Document -traditional-format.
1994-06-15 06:01:45 +00:00
0cd82d00da * ldfile.h (search_dirs_type): Move from ldfile.c, and add cmdline
field.
	(search_head): Declare.
	(ldfile_add_library_path): Add new cmdline argument in prototype.
	* ldfile.c (search_head): Make non-static.
	(search_dirs_type): Move to ldfile.h.
	(ldfile_add_library_path): Accept cmdline argument, and save it.
	* lexsup.c (parse_args): Pass true for new cmdline argument of
	ldfile_add_library_path.
	(set_default_dirlist): Likewise.
	* ldmain.c (check_for_scripts_dir): Pass false for new cmdline
	argument of ldfile_add_library_path.
	* ldgram.y (ifile_p1): Likewise.
1994-06-02 21:30:57 +00:00
210c52ac91 * ldlang.h (lang_input_statement_type): Remove fields subfiles,
total_size, superfile and chain.
	* ldfile.c (open_a): Don't clear search_dirs_flag.
	(ldfile_open_file): Don't try to open superfile.  Assert that file
	has not already been opened.
	* ldlang.c (new_afile): Don't initialize superfile.
	* ldmain.c (add_archive_element): Don't initialize subfiles or
	chain or superfile.  Initialize search_dirs_flag to false.
1994-06-01 18:28:26 +00:00
2a9fa50cd8 Add support for ELF shared libraries.
* ld.h (ld_config_type): Add field dynamic_link.
	* ldmain.c (main): Initialize config.dynamic_link to false.  Warn
	on attempts to use -r with -relax, -call_shared or -s.
	* lexsup.c (longopts): Separate OPTION_CALL_SHARED from
	OPTION_NON_SHARED.  Add OPTION_IGNORE.  Adjust macro values
	accordingly.  Add "dy" and "non_shared" options.  Change "Qy" to
	OPTION_IGNORE for now.  Handle OPTION_CALL_SHARED and
	OPTION_NON_SHARED by setting dynamic_link field accordingly.
	Handle OPTION_IGNORE by ignoring it.  Clear dynamic_link field for
	-r and -Ur.
	* ldfile.c (ldfile_open_file): If config.dynamic_link is true, try
	opening a file with a .so extension first.
	* emultempl/elf32.em: New file.
	* emulparams/elf32_sparc.sh (TEXT_START_ADDR): Change to 0x10000.
	(NONPAGED_TEXT_START_ADDR): Likewise.
	(TEMPLATE_NAME): Define as elf32.
	(DATA_PLT): Define.
	* emulparams/elf_i386.sh (TEMPLATE_NAME): Define as elf32.
	* scripttempl/elf.sc: Add placement for new dynamic sections.
	Don't use CREATE_OBJECT_SYMBOLS.  Define _etext, _edata and _end
	outside of any section.  Don't use ALIGN(8); just let one section
	VMA follow another.  Put .dynbss in .bss.  Don't mention debugging
	sections; they'll be handled correctly anyhow.
	* Makefile.in (eelf_i386.c): Depend upon elf32.em, not generic.em.
1994-05-19 18:25:10 +00:00
d4e5e3c330 Use getopt instead of lex and yacc to parse the command line.
* ld.texinfo (Options): Document changes to option syntax.
	* Makefile.in: Update dependencies.
	* ldver.c (help): Tweak dashes in usage message.
	* ldgram.y (%union): Remove unused members.
	Remove %tokens for command line options; add ones for input types.
	(command_line): Rules removed.
	(file): Instead of command line, recognize an
	input type indicator, then use the nonterminal for that type.
	(defsym_expr): New nonterminal from code formerly in command_line.
	* ldlex.h: Declare parser input type enum and variable.
	Don't declare parse_line.
	* ldlex.l: Remove unused variables.  Make some used ones static
	and comment them.
	(COMMAND): Start state and its rules removed.
	At start of yylex, return input state token if at start of input.
	(lex_redirect): Don't need to set yyout.
	(ldlex_command): Function removed.
	* ldmain.c (main): Instead of calling parse_line, set up the
	redirections and call yyparse directly.
	* ldmisc.c (vfinfo): If there's no input filename, print nothing, not
	"command line".
	* lexsup.c: Remove #if 0'd code.
	(parse_line): Function removed.
	(parse_args): Rewrite to use getopt_long_only.
	(set_default_dirlist): New function from code formerly in
	ldgram.y:command_line.
	(set_section_start): New function.
	* emultempl/generic.em, emultempl/gld960.em, emultempl/hppaelf.em,
	emultempl/lnk960.em, emultempl/m88kbcs.em: Don't enclose
	compiled-in link scripts in "{" and "}", as the grammar no longer
	wants them to be.
1994-02-25 03:26:25 +00:00
5bcb7f28e1 * ldlang.c, ldmain.c, ldmisc.c: Use bfd_get_error and
bfd_set_error and new error names.
1994-02-17 18:12:17 +00:00
52a8ebfe04 * emultempl/lnk960.em (append), emultempl/hppaosf.em
(hppaosf_finish): Call xmalloc, not ldmalloc.
	* ldmain.c (preserve_output): Function removed.
	(main): Do it here instead.
1994-02-05 12:00:15 +00:00
0b2f8d2edd * ldmisc.c (ldmalloc, xmalloc, ldrealloc, xrealloc): Functions
deleted; will use libiberty versions instead.
	* ldctor.c ldfile.c ldlang.c ldmain.c ldmisc.c ldmisc.h lexsup.c
	mri.c Makefile.in: Change callers.

	* ldmisc.c (vfinfo): Remove cleanup code.
	* ldmain.c (remove_output): Put it here (new function).
	(preserve_output): New function.
	(main): Register remove_output and preserve_output with atexit.
	* ldmain.c ldgram.y: Call xexit instead of exit.
	* ldmisc.h: Declare xexit.
1994-02-05 01:14:56 +00:00
7b40f2b169 * ldmain.c ldmain.h ldgram.y: If -v -V or --version was given,
exit successfully instead of complaining if no input files are
	given.
1994-01-27 20:49:21 +00:00
8594f56890 Tue Jan 25 13:19:41 1994 Stan Shebs (shebs@andros.cygnus.com)
* ldmain.c (main): Compute and display total execution time.
	* ld.texinfo (-stats): Document the option.
1994-01-25 21:30:00 +00:00
5dad4c9728 * ldmain.c (reloc_overflow): Added name, reloc_name and addend
arguments.
1994-01-24 20:22:12 +00:00
b9395be3af * ldmain.c (add_to_set): Add bitsize argument.
(constructor_callback): New function.
	(link_callbacks): Add constructor_callback.
	* ldctor.c (struct set_info): Add bitsize field.
	(ldctor_add_set_entry): Add bitsize argument.
	(ldctor_build_sets): Base the size of the elements of the set on
	the bitsize, rather than always using LONG.
	* ldctor.h (ldctor_add_set_entry): Add bitsize to declaration.
1994-01-06 20:04:26 +00:00
9f6294075e More gcc lint. 1993-12-12 00:54:14 +00:00
fcf276c495 Made many changes to eliminate gcc warnings. Made various
cosmetic changes, declared various things in header files, removed
	various extern declarations from .c files.  No substantive
	changes.
1993-12-11 22:55:55 +00:00
973e421e67 * ldmain.c (enter_file_symbols): Removed duplicate tests of p. If
p is in a common section, make sure the BFD has a section of that
	name.
1993-11-19 19:29:49 +00:00
2a28d8b006 add -warn-common option 1993-08-03 22:47:28 +00:00
922018a10c remove dupliate include 1993-07-15 22:02:01 +00:00
bbd2521f26 source cleanups; fix finding scripts 1993-07-15 21:43:28 +00:00
cffdcde9e9 * ldfile.c (ldlang_open_file, ldfile_open_command_file),
main.c (main): Print the errno string in the error message.
1993-07-15 04:46:25 +00:00
f42084627b * ldmain.c (set_scripts_dir): Check . and <ld bin dir>/../lib for
ldscripts, as well as <ld bin dir> and SCRIPTDIR.
1993-07-13 00:54:45 +00:00
d723cd17d5 * ldlang.c (lang_process): Use sizeof instead of magic constant.
* ldmain.c (get_emulation, check_for_scripts_dir,
	set_scripts_dir):  New functions.
	(main): Call them.
1993-07-12 19:34:04 +00:00
ff76a7dbf3 Fix previous fix. 1993-07-03 02:18:12 +00:00
173a0c3d26 * ldmain.c (main): Don't add scriptdir to the lib search path.
* genscripts.sh: Put the scripts in the ldscripts directory, not
	emulations.
	* configure.in (ldscripts): Make, instead of emulations.
	* Makefile.in (scriptdir): Take off the "ld" part.
	(install, clean, distclean): Use ldscripts, not emulations.
	In tests, pass -L., not -Lemulations.
	(ldmain.o): Don't pass -DSCRIPTDIR=....
	* ldlang.c (lang_process): Add "ldscripts/" to the name of the
	default script file.
1993-07-03 02:01:03 +00:00
29f33467f2 Tue Mar 30 09:40:25 1993 Steve Chamberlain (sac@thepub.cygnus.com)
* ldindr.c (add_indirect): Keep more information in the alias
	symbol chain.
	* ldlang.c (wild_doit):  Don't inherit NEVER_LOAD section
	attribute from an input section.
	* ldmain.c (Q_enter_file_symbols): Common section is NEVER_LOAD by
	default. (Q_enter_file_symbos): Indirect symbols now are known by
	their section, not a special symbol flag.
	* ldsym.c (write_file_locals): Indirect symbols aren't local.
	(write_file_globals): Write the mapping for an indirect symbol.
	* relax.c (build_it): When forced to write a NEVER_LOAD section,
	fill it with zeros.
1993-03-30 17:49:00 +00:00
f31cb329d5 Fri Jan 29 09:57:58 1993 Ian Lance Taylor (ian@cygnus.com)
* ldmain.c (subfile_wanted_p): If we already have a common
	definition of a symbol, don't necessarily pull in an object file
	that provides a non-common definition.
1993-01-29 19:47:56 +00:00