libs/port/statvfs.c

   1 /*
   2  * statvfs function
   3  *
   4  * Copyright 2004 Alexandre Julliard
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #ifndef HAVE_STATVFS
  25
  26 #include <sys/types.h>
  27 #include <sys/stat.h>
  28 #ifdef HAVE_SYS_PARAM_H
  29 # include <sys/param.h>
  30 #endif
  31 #ifdef STATFS_DEFINED_BY_SYS_VFS
  32 # include <sys/vfs.h>
  33 #else
  34 # ifdef STATFS_DEFINED_BY_SYS_MOUNT
  35 #  include <sys/mount.h>
  36 # else
  37 #  ifdef STATFS_DEFINED_BY_SYS_STATFS
  38 #   include <sys/statfs.h>
  39 #  endif
  40 # endif
  41 #endif
  42
  43 int statvfs( const char *path, struct statvfs *buf )
  44 {
  45     int ret;
  46     struct statfs info;
  47
  48 /* FIXME: add autoconf check for this */
  49 #if defined(__svr4__) || defined(_SCO_DS) || defined(__sun)
  50     ret = statfs( path, &info, 0, 0 );
  51 #else
  52     ret = statfs( path, &info );
  53 #endif
  54     if (ret >= 0)
  55     {
  56         memset( buf, 0, sizeof(*buf) );
  57         buf->f_bsize   = info.f_bsize;
  58         buf->f_blocks  = info.f_blocks;
  59         buf->f_files   = info.f_files;
  60         buf->f_namemax = info.f_namelen;
  61 #ifdef HAVE_STRUCT_STATFS_F_FRSIZE
  62         buf->f_frsize  = info.f_frsize;
  63 #else
  64         buf->f_frsize  = info.f_bsize;
  65 #endif
  66 #ifdef HAVE_STRUCT_STATFS_F_BFREE
  67         buf->f_bfree   = info.f_bfree;
  68 #else
  69         buf->f_bfree   = info.f_bavail;
  70 #endif
  71 #ifdef HAVE_STRUCT_STATFS_F_BAVAIL
  72         buf->f_bavail  = info.f_bavail;
  73 #else
  74         buf->f_bavail  = info.f_bfree;
  75 #endif
  76 #ifdef HAVE_STRUCT_STATFS_F_FFREE
  77         buf->f_ffree   = info.f_ffree;
  78 #else
  79         buf->f_ffree   = info.f_favail;
  80 #endif
  81 #ifdef HAVE_STRUCT_STATFS_F_FAVAIL
  82         buf->f_favail  = info.f_favail;
  83 #else
  84         buf->f_favail  = info.f_ffree;
  85 #endif
  86     }
  87     return ret;
  88 }
  89
  90 #endif /* HAVE_STATVFS */