/* $Id: machine.h,v 2.3 2012/09/24 15:11:35 ksb Exp $
 */

/* standard 7-point style leverage for stat{,v}fs call we need
 * to get fs tunes.  This is way harder than it should be... -- ksb
 */

/* pick one, or more
 */
#if !defined(HAVE_STATVFS)
#define HAVE_STATVFS	(defined(SUN5)||defined(IBMR2)||defined(NETBSD))
#endif

#if !defined(HAVE_STATFS)
#define HAVE_STATFS	(defined(FREEBSD)||defined(DARWIN)||defined(OPENBSD)||defined(HPUX9)||defined(HPUX10)||defined(HPUX11)||defined(LINUX))
#endif

#if !defined(HAVE_ANSI_EXTERN)
#define HAVE_ANSI_EXTERN	!(defined(HPUX11))
#endif

/* We can use snprintf(3) to avoid trivial buffer overflows, maybe.
 */
#if !defined(HAVE_SNPRINTF)
#define HAVE_SNPRINTF		!(defined(HPUX9)||defined(HPUX8)||defined(HPUX7))
#endif


/* act on the choice to get system headers
 */
#if HAVE_STATFS

#if defined(HPUX9)||defined(HPUX10)||defined(HPUX11)||defined(LINUX)
#include <sys/vfs.h>
#endif

#if defined(FREEBSD)||defined(DARWIN)||defined(OPENBSD)||defined(NETBSD)
#include <sys/param.h>
#include <sys/mount.h>
#endif
#endif

#if HAVE_STATVFS

#if defined(SUN5)
#include <sys/types.h>
#endif
#include <sys/statvfs.h>
#endif

/* make them look the same, as much as we can
 */
#if !defined(STATFS_BUF)
#if HAVE_STATFS
#define STATFS_BUF	struct statfs
#endif
#endif
#if !defined(STATFS_BUF)
#if HAVE_STATVFS
#define STATFS_BUF	struct statvfs
#endif
#endif

#if !defined(STATFS_CALL)
#if HAVE_STATFS
#define STATFS_CALL	statfs
#endif
#endif
#if !defined(STATFS_CALL)
#if HAVE_STATVFS
#define STATFS_CALL	statvfs
#endif
#endif

/* Linux took out newfs, sadly,  Sun made it _always_ interactive:
 * which is worse?
 */
#if !defined(NEED_NEWFS_YES)
#define NEED_NEWFS_YES		defined(SUN5)
#endif

#if !defined(USE_MKFS)
#define USE_MKFS		defined(LINUX)
#endif

#if !defined(USE_AUTOSIZE)
#define USE_AUTOSIZE		(defined(FREEBSD)||defined(DARWIN))
#endif

/* keeps cpp happy even when msrc is not quite in sync			(ksb)
 */
#if !defined(HOSTOS)
#define HOSTOS			0
#endif

#if !defined(HAVE_FSSNAP)
#define HAVE_FSSNAP		(defined(SUN5) && HOSTOS>=20800)
#endif

#if !defined(NEED_VFSTAB_NOCHECK)
#define NEED_VFSTAB_NOCHECK	(defined(SUN5) && HOSTOS>=21000)
#endif