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Diffstat (limited to 'Utilities/cmlibarchive/libarchive/archive_platform.h')
| -rw-r--r-- | Utilities/cmlibarchive/libarchive/archive_platform.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/Utilities/cmlibarchive/libarchive/archive_platform.h b/Utilities/cmlibarchive/libarchive/archive_platform.h new file mode 100644 index 000000000..cdd9c7c86 --- /dev/null +++ b/Utilities/cmlibarchive/libarchive/archive_platform.h @@ -0,0 +1,170 @@ +/*- + * 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: head/lib/libarchive/archive_platform.h 201090 2009-12-28 02:22:04Z kientzle $ + */ + +/* !!ONLY FOR USE INTERNALLY TO LIBARCHIVE!! */ + +/* + * This header is the first thing included in any of the libarchive + * source files. As far as possible, platform-specific issues should + * be dealt with here and not within individual source files. I'm + * actively trying to minimize #if blocks within the main source, + * since they obfuscate the code. + */ + +#ifndef ARCHIVE_PLATFORM_H_INCLUDED +#define ARCHIVE_PLATFORM_H_INCLUDED + +/* archive.h and archive_entry.h require this. */ +#define __LIBARCHIVE_BUILD 1 + +#if defined(PLATFORM_CONFIG_H) +/* Use hand-built config.h in environments that need it. */ +#include PLATFORM_CONFIG_H +#elif defined(HAVE_CONFIG_H) +/* Most POSIX platforms use the 'configure' script to build config.h */ +#include "config.h" +#else +/* Warn if the library hasn't been (automatically or manually) configured. */ +#error Oops: No config.h and no pre-built configuration in archive_platform.h. +#endif + +/* It should be possible to get rid of this by extending the feature-test + * macros to cover Windows API functions, probably along with non-trivial + * refactoring of code to find structures that sit more cleanly on top of + * either Windows or Posix APIs. */ +#if (defined(__WIN32__) || defined(_WIN32) || defined(__WIN32)) && !defined(__CYGWIN__) +#include "archive_windows.h" +#endif + +/* + * The config files define a lot of feature macros. The following + * uses those macros to select/define replacements and include key + * headers as required. + */ + +/* Get a real definition for __FBSDID if we can */ +#if HAVE_SYS_CDEFS_H +#include <sys/cdefs.h> +#endif + +/* If not, define it so as to avoid dangling semicolons. */ +#ifndef __FBSDID +#define __FBSDID(a) struct _undefined_hack +#endif + +/* Old glibc mbsnrtowcs fails assertions in our use case. */ +#if defined(__GLIBC__) && __GLIBC__ == 2 && __GLIBC_MINOR__ <= 1 +# undef HAVE_MBSNRTOWCS +#endif + +/* Try to get standard C99-style integer type definitions. */ +#if HAVE_INTTYPES_H +#include <inttypes.h> +#endif +#if HAVE_STDINT_H +#include <stdint.h> +#endif + +/* Borland warns about its own constants! */ +#if defined(__BORLANDC__) +# if HAVE_DECL_UINT64_MAX +# undef UINT64_MAX +# undef HAVE_DECL_UINT64_MAX +# endif +# if HAVE_DECL_UINT64_MIN +# undef UINT64_MIN +# undef HAVE_DECL_UINT64_MIN +# endif +# if HAVE_DECL_INT64_MAX +# undef INT64_MAX +# undef HAVE_DECL_INT64_MAX +# endif +# if HAVE_DECL_INT64_MIN +# undef INT64_MIN +# undef HAVE_DECL_INT64_MIN +# endif +#endif + +/* Some platforms lack the standard *_MAX definitions. */ +#if !HAVE_DECL_SIZE_MAX +#define SIZE_MAX (~(size_t)0) +#endif +#if !HAVE_DECL_SSIZE_MAX +#define SSIZE_MAX ((ssize_t)(SIZE_MAX >> 1)) +#endif +#if !HAVE_DECL_UINT32_MAX +#define UINT32_MAX (~(uint32_t)0) +#endif +#if !HAVE_DECL_UINT64_MAX +#define UINT64_MAX (~(uint64_t)0) +#endif +#if !HAVE_DECL_INT64_MAX +#define INT64_MAX ((int64_t)(UINT64_MAX >> 1)) +#endif +#if !HAVE_DECL_INT64_MIN +#define INT64_MIN ((int64_t)(~INT64_MAX)) +#endif + +/* + * If this platform has <sys/acl.h>, acl_create(), acl_init(), + * acl_set_file(), and ACL_USER, we assume it has the rest of the + * POSIX.1e draft functions used in archive_read_extract.c. + */ +#if HAVE_SYS_ACL_H && HAVE_ACL_CREATE_ENTRY && HAVE_ACL_INIT && HAVE_ACL_SET_FILE && HAVE_ACL_USER +#define HAVE_POSIX_ACL 1 +#endif + +/* + * If we can't restore metadata using a file descriptor, then + * for compatibility's sake, close files before trying to restore metadata. + */ +#if defined(HAVE_FCHMOD) || defined(HAVE_FUTIMES) || defined(HAVE_ACL_SET_FD) || defined(HAVE_ACL_SET_FD_NP) || defined(HAVE_FCHOWN) +#define CAN_RESTORE_METADATA_FD +#endif + +/* Set up defaults for internal error codes. */ +#ifndef ARCHIVE_ERRNO_FILE_FORMAT +#if HAVE_EFTYPE +#define ARCHIVE_ERRNO_FILE_FORMAT EFTYPE +#else +#if HAVE_EILSEQ +#define ARCHIVE_ERRNO_FILE_FORMAT EILSEQ +#else +#define ARCHIVE_ERRNO_FILE_FORMAT EINVAL +#endif +#endif +#endif + +#ifndef ARCHIVE_ERRNO_PROGRAMMER +#define ARCHIVE_ERRNO_PROGRAMMER EINVAL +#endif + +#ifndef ARCHIVE_ERRNO_MISC +#define ARCHIVE_ERRNO_MISC (-1) +#endif + +#endif /* !ARCHIVE_PLATFORM_H_INCLUDED */ |