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author | kientzle <kientzle@FreeBSD.org> | 2004-07-24 20:47:11 +0000 |
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committer | kientzle <kientzle@FreeBSD.org> | 2004-07-24 20:47:11 +0000 |
commit | 353438ef29b01ce945860c223820b7e6afab99ed (patch) | |
tree | 570176a658a7b64236653eba1eb860c93f2e0a71 /lib/libarchive/archive_platform.h | |
parent | 910bedb23535edc31906fdebe002a8eea69100d2 (diff) | |
download | FreeBSD-src-353438ef29b01ce945860c223820b7e6afab99ed.zip FreeBSD-src-353438ef29b01ce945860c223820b7e6afab99ed.tar.gz |
Rework the feature-detection logic in archive_platform.h so that
it will work cleanly with autoconf.
Diffstat (limited to 'lib/libarchive/archive_platform.h')
-rw-r--r-- | lib/libarchive/archive_platform.h | 179 |
1 files changed, 116 insertions, 63 deletions
diff --git a/lib/libarchive/archive_platform.h b/lib/libarchive/archive_platform.h index 332ef0d..d5235af 100644 --- a/lib/libarchive/archive_platform.h +++ b/lib/libarchive/archive_platform.h @@ -37,75 +37,137 @@ #ifndef ARCHIVE_PLATFORM_H_INCLUDED #define ARCHIVE_PLATFORM_H_INCLUDED -/* FreeBSD-specific definitions. */ -#ifdef __FreeBSD__ -#include <sys/cdefs.h> /* For __FBSDID */ -/* - * Note that SUSv3 says that inttypes.h includes stdint.h. - * Since inttypes.h predates stdint.h, it's safest to always - * use inttypes.h instead of stdint.h. - */ -#include <inttypes.h> /* For int64_t, etc. */ - -#if __FreeBSD__ > 4 -#define HAVE_POSIX_ACL 1 -#endif +#if HAVE_CONFIG_H +#include "config.h" +#else +/* A default configuration for FreeBSD, used if there is no config.h. */ +#ifdef __FreeBSD__ +#define HAVE_BZLIB_H 1 #define HAVE_CHFLAGS 1 -#define HAVE_LUTIMES 1 +#define HAVE_DECL_STRERROR_R 1 +#define HAVE_EFTYPE 1 +#define HAVE_EILSEQ 1 +#define HAVE_ERRNO_H 1 +#define HAVE_FCHDIR 1 +#define HAVE_FCNTL_H 1 +#define HAVE_INT64_T 1 +#define HAVE_INTTYPES_H 1 #define HAVE_LCHMOD 1 #define HAVE_LCHOWN 1 +#define HAVE_LIMITS_H 1 +#define HAVE_LUTIMES 1 +#define HAVE_MALLOC 1 +#define HAVE_MEMMOVE 1 +#define HAVE_MEMORY_H 1 +#define HAVE_MEMSET 1 +#define HAVE_MKDIR 1 +#define HAVE_MKFIFO 1 +#define HAVE_PATHS_H 1 +#define HAVE_STDINT_H 1 +#define HAVE_STDLIB_H 1 +#define HAVE_STRCHR 1 +#define HAVE_STRDUP 1 +#define HAVE_STRERROR 1 #define HAVE_STRERROR_R 1 -#define ARCHIVE_ERRNO_FILE_FORMAT EFTYPE -#define ARCHIVE_ERRNO_PROGRAMMER EINVAL -#define ARCHIVE_ERRNO_MISC (-1) - -/* Fetch/set high-resolution time data through a struct stat pointer. */ -#define ARCHIVE_STAT_ATIME_NANOS(st) (st)->st_atimespec.tv_nsec -#define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctimespec.tv_nsec -#define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtimespec.tv_nsec -#define ARCHIVE_STAT_SET_ATIME_NANOS(st, n) (st)->st_atimespec.tv_nsec = (n) -#define ARCHIVE_STAT_SET_CTIME_NANOS(st, n) (st)->st_ctimespec.tv_nsec = (n) -#define ARCHIVE_STAT_SET_MTIME_NANOS(st, n) (st)->st_mtimespec.tv_nsec = (n) - -/* - * Older versions of inttypes.h don't have INT64_MAX, etc. Since - * SUSv3 requires them to be macros when they are defined, we can - * easily test for and define them here if necessary. Someday, we - * won't have to worry about non-C99-compliant systems. - */ -#ifndef INT64_MAX -/* XXX Is this really necessary? XXX */ -#ifdef __i386__ -#define INT64_MAX 0x7fffffffffffffffLL -#define UINT64_MAX 0xffffffffffffffffULL -#else /* __alpha__ */ -#define INT64_MAX 0x7fffffffffffffffL -#define UINT64_MAX 0xffffffffffffffffUL -#endif -#endif /* ! INT64_MAX */ +#define HAVE_STRINGS_H 1 +#define HAVE_STRING_H 1 +#define HAVE_STRRCHR 1 +#define HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC 1 +#define HAVE_STRUCT_STAT_ST_RDEV 1 +#if __FreeBSD__ > 4 +#define HAVE_SYS_ACL_H 1 +#endif +#define HAVE_SYS_IOCTL_H 1 +#define HAVE_SYS_STAT_H 1 +#define HAVE_SYS_TIME_H 1 +#define HAVE_SYS_TYPES_H 1 +#define HAVE_SYS_WAIT_H 1 +#define HAVE_UINT64_T 1 +#define HAVE_UNISTD_H 1 +#define HAVE_U_INT64_T 1 +#define HAVE_WCHAR_H 1 +#define HAVE_ZLIB_H 1 +#define STDC_HEADERS 1 +#define TIME_WITH_SYS_TIME 1 +#else /* !__FreeBSD__ */ +/* Warn if the library hasn't been (automatically or manually) configured. */ +#error Oops: No config.h and no built-in configuration in archive_platform.h. +#endif /* __FreeBSD__ */ -#endif /* __FreeBSD__ */ +#endif /* HAVE_CONFIG_H */ /* No non-FreeBSD platform will have __FBSDID, so just define it here. */ -#ifndef __FreeBSD__ +#ifdef __FreeBSD__ +#include <sys/cdefs.h> /* For __FBSDID */ +#else #define __FBSDID(a) /* null */ #endif -/* Linux */ -#ifdef LINUX -#define _FILE_OFFSET_BITS 64 /* Needed for 64-bit file size handling. */ +#if HAVE_INTTYPES_H #include <inttypes.h> +#endif + +/* Try to figure out which type on this system is a 64-bit int. */ +#ifndef HAVE_INT64_T +#if HAVE_64_BIT_LONG_LONG +#define int64_t long long +#else +#error No 64-bit integer type was found. +#endif +#endif + +/* Ditto for unsigned 64-bit types. */ +#ifndef HAVE_UINT64_T +#if HAVE_U_INT64_T +#define uint64_t u_int64_t +#else +#if HAVE_64_BIT_UNSIGNED_LONG_LONG +#define uint64_t unsigned long long +#else +#error No 64-bit integer type was found. +#endif +#endif +#endif + +/* TODO: Test for the functions we use as well... */ +#if HAVE_SYS_ACL_H +#define HAVE_POSIX_ACLS 1 +#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) -#define HAVE_EXT2FS_EXT2_FS_H 1 -#define HAVE_LCHOWN 1 -#define HAVE_STRERROR_R 1 -#define STRERROR_R_CHAR_P 1 +#endif -#ifdef HAVE_STRUCT_STAT_TIMESPEC -/* Fetch the nanosecond portion of the timestamp from a struct stat pointer. */ +/* Select the best way to set/get hi-res timestamps. */ +#if HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC +/* FreeBSD uses "timespec" members. */ +#define ARCHIVE_STAT_ATIME_NANOS(st) (st)->st_atimespec.tv_nsec +#define ARCHIVE_STAT_CTIME_NANOS(st) (st)->st_ctimespec.tv_nsec +#define ARCHIVE_STAT_MTIME_NANOS(st) (st)->st_mtimespec.tv_nsec +#define ARCHIVE_STAT_SET_ATIME_NANOS(st, n) (st)->st_atimespec.tv_nsec = (n) +#define ARCHIVE_STAT_SET_CTIME_NANOS(st, n) (st)->st_ctimespec.tv_nsec = (n) +#define ARCHIVE_STAT_SET_MTIME_NANOS(st, n) (st)->st_mtimespec.tv_nsec = (n) +#else +#if HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC +/* Linux uses "tim" members. */ #define ARCHIVE_STAT_ATIME_NANOS(pstat) (pstat)->st_atim.tv_nsec #define ARCHIVE_STAT_CTIME_NANOS(pstat) (pstat)->st_ctim.tv_nsec #define ARCHIVE_STAT_MTIME_NANOS(pstat) (pstat)->st_mtim.tv_nsec @@ -113,7 +175,7 @@ #define ARCHIVE_STAT_SET_CTIME_NANOS(st, n) (st)->st_ctim.tv_nsec = (n) #define ARCHIVE_STAT_SET_MTIME_NANOS(st, n) (st)->st_mtim.tv_nsec = (n) #else -/* High-res timestamps aren't available, so just use stubs here. */ +/* If we can't find a better way, just use stubs. */ #define ARCHIVE_STAT_ATIME_NANOS(pstat) 0 #define ARCHIVE_STAT_CTIME_NANOS(pstat) 0 #define ARCHIVE_STAT_MTIME_NANOS(pstat) 0 @@ -121,15 +183,6 @@ #define ARCHIVE_STAT_SET_CTIME_NANOS(st, n) #define ARCHIVE_STAT_SET_MTIME_NANOS(st, n) #endif - #endif -/* - * XXX TODO: Use autoconf to handle non-FreeBSD platforms. - * - * #if !defined(__FreeBSD__) - * #include "config.h" - * #endif - */ - #endif /* !ARCHIVE_H_INCLUDED */ |