/* Header describing `ar' archive file format. Copyright (C) 1996-2020 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #ifndef _AR_H #define _AR_H 1 #include <sys/cdefs.h> /* 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. */ __BEGIN_DECLS 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. */ }; __END_DECLS #endif /* ar.h */