1 /* archive file definition for GNU software 2 3 Copyright 2001 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 2 of the License, or 8 (at your option) any later version. 9 10 This program 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 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 18 19 /* So far this is correct for BSDish archives. Don't forget that 20 files must begin on an even byte boundary. */ 21 22 #ifndef __GNU_AR_H__ 23 #define __GNU_AR_H__ 24 25 /* Note that the usual '\n' in magic strings may translate to different 26 characters, as allowed by ANSI. '\012' has a fixed value, and remains 27 compatible with existing BSDish archives. */ 28 29 #define ARMAG "!<arch>\012" /* For COFF and a.out archives */ 30 #define ARMAGB "!<bout>\012" /* For b.out archives */ 31 #define SARMAG 8 32 #define ARFMAG "`\012" 33 34 /* The ar_date field of the armap (__.SYMDEF) member of an archive 35 must be greater than the modified date of the entire file, or 36 BSD-derived linkers complain. We originally write the ar_date with 37 this offset from the real file's mod-time. After finishing the 38 file, we rewrite ar_date if it's not still greater than the mod date. */ 39 40 #define ARMAP_TIME_OFFSET 60 41 42 struct ar_hdr { 43 char ar_name[16]; /* name of this member */ 44 char ar_date[12]; /* file mtime */ 45 char ar_uid[6]; /* owner uid; printed as decimal */ 46 char ar_gid[6]; /* owner gid; printed as decimal */ 47 char ar_mode[8]; /* file mode, printed as octal */ 48 char ar_size[10]; /* file size, printed as decimal */ 49 char ar_fmag[2]; /* should contain ARFMAG */ 50 }; 51 52 #endif /* __GNU_AR_H__ */ 53