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/*-
* Copyright (c) 2003-2007 Tim Kientzle
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: src/usr.bin/tar/bsdtar_platform.h,v 1.26 2008/12/06 07:37:14 kientzle Exp $
*/
/*
* This header is the first thing included in any of the bsdtar
* source files. As far as possible, platform-specific issues should
* be dealt with here and not within individual source files.
*/
#ifndef BSDTAR_PLATFORM_H_INCLUDED
#define BSDTAR_PLATFORM_H_INCLUDED
#if defined(PLATFORM_CONFIG_H)
/* Use hand-built config.h in environments that need it. */
#include PLATFORM_CONFIG_H
#else
/* Not having a config.h of some sort is a serious problem. */
#include "config.h"
#endif
/* No non-FreeBSD platform will have __FBSDID, so just define it here. */
#ifdef __FreeBSD__
#include <sys/cdefs.h> /* For __FBSDID */
#else
/* Just leaving this macro replacement empty leads to a dangling semicolon. */
#define __FBSDID(a) struct _undefined_hack
#endif
#ifdef HAVE_LIBARCHIVE
/* If we're using the platform libarchive, include system headers. */
#include <archive.h>
#include <archive_entry.h>
#else
/* Otherwise, include user headers. */
#include "archive.h"
#include "archive_entry.h"
#endif
#ifdef HAVE_LIBACL
#include <acl/libacl.h>
#endif
/*
* Include "dirent.h" (or it's equivalent on several different platforms).
*
* This is slightly modified from the GNU autoconf recipe.
* In particular, FreeBSD includes d_namlen in it's dirent structure,
* so my configure script includes an explicit test for the d_namlen
* field.
*/
#if HAVE_DIRENT_H
# include <dirent.h>
# if HAVE_DIRENT_D_NAMLEN
# define DIRENT_NAMLEN(dirent) (dirent)->d_namlen
# else
# define DIRENT_NAMLEN(dirent) strlen((dirent)->d_name)
# endif
#else
# define dirent direct
# define DIRENT_NAMLEN(dirent) (dirent)->d_namlen
# if HAVE_SYS_NDIR_H
# include <sys/ndir.h>
# endif
# if HAVE_SYS_DIR_H
# include <sys/dir.h>
# endif
# if HAVE_NDIR_H
# include <ndir.h>
# endif
#endif
/*
* We need to be able to display a filesize using printf(). The type
* and format string here must be compatible with one another and
* large enough for any file.
*/
#if HAVE_UINTMAX_T
#define BSDTAR_FILESIZE_TYPE uintmax_t
#define BSDTAR_FILESIZE_PRINTF "%ju"
#else
#if HAVE_UNSIGNED_LONG_LONG
#define BSDTAR_FILESIZE_TYPE unsigned long long
#define BSDTAR_FILESIZE_PRINTF "%llu"
#else
#define BSDTAR_FILESIZE_TYPE unsigned long
#define BSDTAR_FILESIZE_PRINTF "%lu"
#endif
#endif
#if HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC
#define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctimespec.tv_nsec
#define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtimespec.tv_nsec
#elif HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC
#define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctim.tv_nsec
#define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtim.tv_nsec
#elif HAVE_STRUCT_STAT_ST_MTIME_N
#define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctime_n
#define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtime_n
#elif HAVE_STRUCT_STAT_ST_UMTIME
#define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_uctime * 1000
#define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_umtime * 1000
#elif HAVE_STRUCT_STAT_ST_MTIME_USEC
#define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctime_usec * 1000
#define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtime_usec * 1000
#else
#define ARCHIVE_STAT_CTIME_NANOS(st) (0)
#define ARCHIVE_STAT_MTIME_NANOS(st) (0)
#endif
/* How to mark functions that don't return. */
/* This facilitates use of some newer static code analysis tools. */
#undef __LA_DEAD
#if defined(__GNUC__) && (__GNUC__ > 2 || \
(__GNUC__ == 2 && __GNUC_MINOR__ >= 5))
#define __LA_DEAD __attribute__((__noreturn__))
#else
#define __LA_DEAD
#endif
#if defined(_WIN32) && !defined(__CYGWIN__)
#include "bsdtar_windows.h"
#endif
#endif /* !BSDTAR_PLATFORM_H_INCLUDED */
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