binutils-gdb/ld/ldmain.h
Roland McGrath f37b21b481 PR 22843: ld, gold: Add --dependency-file option.
gold/
	* options.h (class General_options): Add --dependency-file option.
	* fileread.cc (File_read::files_read): New static variable.
	(File_read::open): Add the file to the files_read list.
	(File_read::record_file_read): New static member function.
	(File_read::write_dependency_file): New static member function.
	* fileread.h (class File_read): Declare them.
	* layout.cc (Layout::read_layout_from_file): Call record_file_read.
	(Close_task_runner::run): Call write_dependency_file if
	--dependency-file was passed.

ld/
	* NEWS: Note --dependency-file.
	* ld.texi (Options): Document --dependency-file.
	* ldlex.h (enum option_values): Add OPTION_DEPENDENCY_FILE.
	* ld.h (ld_config_type): New member dependency_file.
	* lexsup.c (ld_options, parse_args): Parse --dependency-file.
	* ldmain.c (struct dependency_file): New type.
	(dependency_files, dependency_files_tail): New static variables.
	(track_dependency_files): New function.
	(write_dependency_file): New function.
	(main): Call it when --dependency-file was passed.
	* ldfile.c (ldfile_try_open_bfd): Call track_dependency_files.
	(ldfile_open_command_file_1): Likewise.
	* ldelf.c (ldelf_try_needed): Likewise.
	* pe-dll.c (pe_implied_import_dll): Likewise.
2020-06-23 12:01:24 -07:00

64 lines
2.3 KiB
C

/* ldmain.h -
Copyright (C) 1991-2020 Free Software Foundation, Inc.
This file is part of the GNU Binutils.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#ifndef LDMAIN_H
#define LDMAIN_H
extern char *program_name;
extern const char *ld_sysroot;
extern char *ld_canon_sysroot;
extern int ld_canon_sysroot_len;
extern FILE *saved_script_handle;
extern FILE *previous_script_handle;
extern bfd_boolean force_make_executable;
extern char *default_target;
extern unsigned int trace_files;
extern bfd_boolean verbose;
extern bfd_boolean version_printed;
extern bfd_boolean demangling;
extern int g_switch_value;
extern const char *output_filename;
extern struct bfd_link_info link_info;
extern int overflow_cutoff_limit;
#define RELAXATION_DISABLED_BY_DEFAULT \
(link_info.disable_target_specific_optimizations < 0)
#define RELAXATION_DISABLED_BY_USER \
(link_info.disable_target_specific_optimizations > 1)
#define RELAXATION_ENABLED \
(link_info.disable_target_specific_optimizations == 0 \
|| link_info.disable_target_specific_optimizations == 1)
#define RELAXATION_ENABLED_BY_USER \
(link_info.disable_target_specific_optimizations == 0)
#define TARGET_ENABLE_RELAXATION \
do { link_info.disable_target_specific_optimizations = 1; } while (0)
#define DISABLE_RELAXATION \
do { link_info.disable_target_specific_optimizations = 2; } while (0)
#define ENABLE_RELAXATION \
do { link_info.disable_target_specific_optimizations = 0; } while (0)
extern void add_ysym (const char *);
extern void add_wrap (const char *);
extern void add_ignoresym (struct bfd_link_info *, const char *);
extern void add_keepsyms_file (const char *);
extern void track_dependency_files (const char *);
#endif