1 /*- 2 * Copyright (c) 2003-2007 Tim Kientzle 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, 18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * 25 * $FreeBSD: src/usr.bin/tar/bsdtar_platform.h,v 1.26 2008/12/06 07:37:14 kientzle Exp $ 26 */ 27 28 /* 29 * This header is the first thing included in any of the bsdtar 30 * source files. As far as possible, platform-specific issues should 31 * be dealt with here and not within individual source files. 32 */ 33 34 #ifndef BSDTAR_PLATFORM_H_INCLUDED 35 #define BSDTAR_PLATFORM_H_INCLUDED 36 37 #if defined(PLATFORM_CONFIG_H) 38 /* Use hand-built config.h in environments that need it. */ 39 #include PLATFORM_CONFIG_H 40 #else 41 /* Not having a config.h of some sort is a serious problem. */ 42 #include "config.h" 43 #endif 44 45 #if defined(_WIN32) && !defined(__CYGWIN__) 46 #include "bsdtar_windows.h" 47 #endif 48 49 /* Get a real definition for __FBSDID if we can */ 50 #if HAVE_SYS_CDEFS_H 51 #include <sys/cdefs.h> 52 #endif 53 54 /* If not, define it so as to avoid dangling semicolons. */ 55 #ifndef __FBSDID 56 #define __FBSDID(a) struct _undefined_hack 57 #endif 58 59 #ifdef HAVE_LIBARCHIVE 60 /* If we're using the platform libarchive, include system headers. */ 61 #include <archive.h> 62 #include <archive_entry.h> 63 #else 64 /* Otherwise, include user headers. */ 65 #include "archive.h" 66 #include "archive_entry.h" 67 #endif 68 69 #ifdef HAVE_LIBACL 70 #include <acl/libacl.h> 71 #endif 72 73 /* 74 * Include "dirent.h" (or its equivalent on several different platforms). 75 * 76 * This is slightly modified from the GNU autoconf recipe. 77 * In particular, FreeBSD includes d_namlen in its dirent structure, 78 * so my configure script includes an explicit test for the d_namlen 79 * field. 80 */ 81 #if HAVE_DIRENT_H 82 # include <dirent.h> 83 # if HAVE_DIRENT_D_NAMLEN 84 # define DIRENT_NAMLEN(dirent) (dirent)->d_namlen 85 # else 86 # define DIRENT_NAMLEN(dirent) strlen((dirent)->d_name) 87 # endif 88 #else 89 # define dirent direct 90 # define DIRENT_NAMLEN(dirent) (dirent)->d_namlen 91 # if HAVE_SYS_NDIR_H 92 # include <sys/ndir.h> 93 # endif 94 # if HAVE_SYS_DIR_H 95 # include <sys/dir.h> 96 # endif 97 # if HAVE_NDIR_H 98 # include <ndir.h> 99 # endif 100 #endif 101 102 #if HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC 103 #define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctimespec.tv_nsec 104 #define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtimespec.tv_nsec 105 #elif HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC 106 #define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctim.tv_nsec 107 #define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtim.tv_nsec 108 #elif HAVE_STRUCT_STAT_ST_MTIME_N 109 #define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctime_n 110 #define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtime_n 111 #elif HAVE_STRUCT_STAT_ST_UMTIME 112 #define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_uctime * 1000 113 #define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_umtime * 1000 114 #elif HAVE_STRUCT_STAT_ST_MTIME_USEC 115 #define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctime_usec * 1000 116 #define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtime_usec * 1000 117 #else 118 #define ARCHIVE_STAT_CTIME_NANOS(st) (0) 119 #define ARCHIVE_STAT_MTIME_NANOS(st) (0) 120 #endif 121 122 /* How to mark functions that don't return. */ 123 /* This facilitates use of some newer static code analysis tools. */ 124 #undef __LA_DEAD 125 #if defined(__GNUC__) && (__GNUC__ > 2 || \ 126 (__GNUC__ == 2 && __GNUC_MINOR__ >= 5)) 127 #define __LA_DEAD __attribute__((__noreturn__)) 128 #else 129 #define __LA_DEAD 130 #endif 131 132 #endif /* !BSDTAR_PLATFORM_H_INCLUDED */ 133