dirstream.h (1706B)
1 /* -*-comment-start: "//";comment-end:""-*- 2 * GNU Mes --- Maxwell Equations of Software 3 *Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc. 4 * Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org> 5 * 6 * This file is part of GNU Mes. 7 * 8 * GNU Mes is free software; you can redistribute it and/or modify it 9 * under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 3 of the License, or (at 11 * your option) any later version. 12 * 13 * GNU Mes is distributed in the hope that it will be useful, but 14 * WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with GNU Mes. If not, see <http://www.gnu.org/licenses/>. 20 */ 21 22 #ifndef __MES_DIRSTREAM_H 23 #define __MES_DIRSTREAM_H 1 24 25 #if SYSTEM_LIBC && HAVE_DIRSTREAM_H 26 #ifndef _GNU_SOURCE 27 #define _GNU_SOURCE 28 #endif 29 #undef __MES_DIRSTREAM_H 30 #include_next <dirstream.h> 31 32 #else // ! SYSTEM_LIBC 33 34 #include <sys/types.h> 35 36 // Taken from GNU C Library 2.2.5 37 38 /* Directory stream type. */ 39 struct __dirstream 40 { 41 int fd; /* File descriptor. */ 42 43 char *data; /* Directory block. */ 44 size_t allocation; /* Space allocated for the block. */ 45 size_t size; /* Total valid data in the block. */ 46 size_t offset; /* Current offset into the block. */ 47 48 off_t filepos; /* Position of next entry to read. */ 49 }; 50 51 typedef struct __dirstream DIR; 52 53 #endif // ! SYSTEM_LIBC 54 55 #endif // __MES_DIRSTREAM_H