wine/libs/port/fstatvfs.c

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2004-04-06 03:33:25 +00:00
/*
* fstatvfs function
*
* Copyright 2004 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#ifndef HAVE_FSTATVFS
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
#ifdef HAVE_SYS_PARAM_H
# include <sys/param.h>
#endif
#ifdef STATFS_DEFINED_BY_SYS_VFS
# include <sys/vfs.h>
#else
# ifdef STATFS_DEFINED_BY_SYS_MOUNT
# include <sys/mount.h>
# else
# ifdef STATFS_DEFINED_BY_SYS_STATFS
# include <sys/statfs.h>
# endif
# endif
#endif
int fstatvfs( int fd, struct statvfs *buf )
{
int ret;
#ifdef HAVE_FSTATFS
struct statfs info;
/* FIXME: add autoconf check for this */
#if defined(__svr4__) || defined(_SCO_DS) || defined(__sun)
ret = fstatfs( fd, &info, 0, 0 );
#else
ret = fstatfs( fd, &info );
#endif
if (ret >= 0)
{
memset( buf, 0, sizeof(*buf) );
buf->f_bsize = info.f_bsize;
buf->f_blocks = info.f_blocks;
buf->f_files = info.f_files;
#ifdef HAVE_STRUCT_STATFS_F_NAMELEN
buf->f_namemax = info.f_namelen;
#endif
#ifdef HAVE_STRUCT_STATFS_F_FRSIZE
buf->f_frsize = info.f_frsize;
#else
buf->f_frsize = info.f_bsize;
#endif
#ifdef HAVE_STRUCT_STATFS_F_BFREE
buf->f_bfree = info.f_bfree;
#else
buf->f_bfree = info.f_bavail;
#endif
#ifdef HAVE_STRUCT_STATFS_F_BAVAIL
buf->f_bavail = info.f_bavail;
#else
buf->f_bavail = info.f_bfree;
#endif
#ifdef HAVE_STRUCT_STATFS_F_FFREE
buf->f_ffree = info.f_ffree;
#else
buf->f_ffree = info.f_favail;
#endif
#ifdef HAVE_STRUCT_STATFS_F_FAVAIL
buf->f_favail = info.f_favail;
#else
buf->f_favail = info.f_ffree;
#endif
}
#else /* HAVE_FSTATFS */
ret = -1;
errno = ENOSYS;
#endif /* HAVE_FSTATFS */
return ret;
}
#endif /* HAVE_FSTATVFS */