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a8da640382
* bfd/archive.c (_bfd_find_nested_archive): New function.
(get_extended_arelt_filename): Add origin parameter.
(_bfd_generic_read_ar_hdr_mag): Deal with extended name
combined with a file offset.
(append_relative_path): New function.
(_bfd_get_elt_at_filepos): Deal with external members and
nested archives.
(bfd_generic_openr_next_archived_file): Thin archives.
(bfd_generic_archive_p): Recognize new magic string.
(adjust_relative_path): New function.
(_bfd_construct_extended_name_table): Construct extended
names for thin archive members.
(_bfd_write_archive_contents): Emit new magic string, skip
copying files for thin archives.
* bfd/bfd-in.h (bfd_is_thin_archive): New macro.
* bfd/bfd.c (struct bfd): New fields for thin archives.
* bfd/libbfd-in.h (struct areltdata): New field for thin archives.
* bfd/opncls.c (bfd_close): Delete BFDs for nested archives.
* binutils/ar.c (make_thin_archive): New global flag.
(map_over_members): Deal with full pathnames in thin archives.
(usage, main): Add 'T' option for building thin archives.
(replace_members): Pass thin archive flag to ar_emul_append.
* binutils/arsup.c (ar_open): Initialize new flag.
* binutils/binemul.c (ar_emul_append): Add new parameter for
flattening nested archives.
(do_ar_emul_default_append): New function.
(ar_emul_default_append): Factored out recursive code.
* binutils/binemul.h (ar_emul_default_append): Add new parameter.
(struct bin_emulation_xfer_struct): New parameter for ar_append.
* binutils/dlltool.c (gen_lib_file): Initialize thin archive flag.
* binutils/emul_aix.c (ar_emul_aix_internal): Add new flatten
parameter, currently unimplemented.
All callers changed.
* binutils/objcopy.c (copy_archive): Preserve thin archive flag.
* binutils/doc/binutils.texi: Update ar documentation.
* binutils/testsuite/binutils-all/ar.exp: Add thin archive tests.
* include/aout/ar.h (ARMAGT): New magic string for thin archives.
55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
/* archive file definition for GNU software
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Copyright 2001, 2008 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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/* So far this is correct for BSDish archives. Don't forget that
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files must begin on an even byte boundary. */
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#ifndef __GNU_AR_H__
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#define __GNU_AR_H__
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/* Note that the usual '\n' in magic strings may translate to different
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characters, as allowed by ANSI. '\012' has a fixed value, and remains
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compatible with existing BSDish archives. */
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#define ARMAG "!<arch>\012" /* For COFF and a.out archives. */
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#define ARMAGB "!<bout>\012" /* For b.out archives. */
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#define ARMAGT "!<thin>\012" /* For thin archives. */
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#define SARMAG 8
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#define ARFMAG "`\012"
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/* The ar_date field of the armap (__.SYMDEF) member of an archive
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must be greater than the modified date of the entire file, or
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BSD-derived linkers complain. We originally write the ar_date with
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this offset from the real file's mod-time. After finishing the
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file, we rewrite ar_date if it's not still greater than the mod date. */
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#define ARMAP_TIME_OFFSET 60
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struct ar_hdr
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{
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char ar_name[16]; /* Name of this member. */
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char ar_date[12]; /* File mtime. */
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char ar_uid[6]; /* Owner uid; printed as decimal. */
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char ar_gid[6]; /* Owner gid; printed as decimal. */
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char ar_mode[8]; /* File mode, printed as octal. */
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char ar_size[10]; /* File size, printed as decimal. */
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char ar_fmag[2]; /* Should contain ARFMAG. */
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};
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#endif /* __GNU_AR_H__ */
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