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/* archive file definition for GNU software
Copyright (C) 2001-2020 Free Software Foundation, Inc.
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. */
/* So far this is correct for BSDish archives. Don't forget that
files must begin on an even byte boundary. */
#ifndef __GNU_AR_H__
#define __GNU_AR_H__
/* Note that the usual '\n' in magic strings may translate to different
characters, as allowed by ANSI. '\012' has a fixed value, and remains
compatible with existing BSDish archives. */
#define ARMAG "!<arch>\012" /* For COFF and a.out archives. */
#define ARMAGT "!<thin>\012" /* For thin archives. */
#define SARMAG 8
#define ARFMAG "`\012"
/* The ar_date field of the armap (__.SYMDEF) member of an archive
must be greater than the modified date of the entire file, or
BSD-derived linkers complain. We originally write the ar_date with
this offset from the real file's mod-time. After finishing the
file, we rewrite ar_date if it's not still greater than the mod date. */
#define ARMAP_TIME_OFFSET 60
struct ar_hdr
{
char ar_name[16]; /* Name of this member. */
char ar_date[12]; /* File mtime. */
char ar_uid[6]; /* Owner uid; printed as decimal. */
char ar_gid[6]; /* Owner gid; printed as decimal. */
char ar_mode[8]; /* File mode, printed as octal. */
char ar_size[10]; /* File size, printed as decimal. */
char ar_fmag[2]; /* Should contain ARFMAG. */
};
#endif /* __GNU_AR_H__ */
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