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[glibc.git] / misc / ar.h
blob2b54ecb87f898aeb143746ab5354204bfb399396
1 /* Header describing `ar' archive file format.
2 Copyright (C) 1996 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
20 #ifndef _AR_H
21 #define _AR_H 1
23 #include <sys/cdefs.h>
25 /* Archive files start with the ARMAG identifying string. Then follows a
26 `struct ar_hdr', and as many bytes of member file data as its `ar_size'
27 member indicates, for each member file. */
29 #define ARMAG "!<arch>\n" /* String that begins an archive file. */
30 #define SARMAG 8 /* Size of that string. */
32 #define ARFMAG "`\n" /* String in ar_fmag at end of each header. */
34 __BEGIN_DECLS
36 struct ar_hdr
38 char ar_name[16]; /* Member file name, sometimes / terminated. */
39 char ar_date[12]; /* File date, decimal seconds since Epoch. */
40 char ar_uid[6], ar_gid[6]; /* User and group IDs, in ASCII decimal. */
41 char ar_mode[8]; /* File mode, in ASCII octal. */
42 char ar_size[10]; /* File size, in ASCII decimal. */
43 char ar_fmag[2]; /* Always contains ARFMAG. */
46 __END_DECLS
48 #endif /* ar.h */