mes/include/ar.h

57 lines
2.0 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright (C) 1996 Free Software Foundation, Inc.
* Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU Mes 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.
*
* GNU Mes 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __MES_AR_H
#define __MES_AR_H 1
#if SYSTEM_LIBC
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#undef __MES_AR_H
#include_next <ar.h>
#else // ! SYSTEM_LIBC
// Taken from GNU C Library 2.2.5
/* Archive files start with the ARMAG identifying string. Then follows a
`struct ar_hdr', and as many bytes of member file data as its `ar_size'
member indicates, for each member file. */
#define ARMAG "!<arch>\n" /* String that begins an archive file. */
#define SARMAG 8 /* Size of that string. */
#define ARFMAG "`\n" /* String in ar_fmag at end of each header. */
struct ar_hdr
{
char ar_name[16]; /* Member file name, sometimes / terminated. */
char ar_date[12]; /* File date, decimal seconds since Epoch. */
char ar_uid[6], ar_gid[6]; /* User and group IDs, in ASCII decimal. */
char ar_mode[8]; /* File mode, in ASCII octal. */
char ar_size[10]; /* File size, in ASCII decimal. */
char ar_fmag[2]; /* Always contains ARFMAG. */
};
#endif // ! SYSTEM_LIBC
#endif // __MES_ARGZ_H