tstatfs

Record describing a file system in the fpstatfs call.

Declaration

Source position: aliasptp.inc line 76

Type
tstatfs = UnixType.TStatFs

Description

StatFS returns in Info information about the file system on which the file Path resides. Info is of type TStatFS .

The function returns zero if the call was successful, a nonzero value is returned if the call failed.

Errors

Extended error information is returned by the FpGetErrno function:

sys_enotdir

A component of Path is not a directory.

sys_einval

Invalid character in Path.

sys_enoent

Path does not exist.

sys_eaccess

Search permission is denied for component inPath.

sys_eloop

A circular symbolic link was encountered in Path.

sys_eio

An error occurred while reading from the file system.

See also

Name	Description
#rtl.baseunix.FpLStat	Return information about symbolic link. Do not follow the link
#rtl.baseunix.FpStat	Retrieve file information about a file descriptor.

Example

program Example30;
{ Program to demonstrate the FSStat function. }
uses BaseUnix,Unix,UnixType;
var s : string;
    fd : cint;
    info : tstatfs;
begin
  writeln ('Info about current partition : ');
  s:='.';
  while s<>'q' do
    begin
    Fd:=fpOpen(S,O_RDOnly);
    if (fd>=0) then
      begin
      if fpfstatfs (fd,@info)<>0 then
        begin
        writeln('Fstat failed. Errno : ',fpgeterrno);
        halt (1);
        end;
      FpClose(fd);
      writeln;
      writeln ('Result of fsstat on file ''',s,'''.');
{$if defined(Linux) or defined(sunos)} 
      // SysV like.
      writeln ('fstype  : ',info.fstype);
{$else}
      // BSD like, incl Mac OS X.
      writeln ('fstype  : ',info.ftype);
{$endif}
      writeln ('bsize   : ',info.bsize);
      writeln ('bfree   : ',info.bfree);
      writeln ('bavail  : ',info.bavail);
      writeln ('files   : ',info.files);
      writeln ('ffree   : ',info.ffree);
{$ifdef FreeBSD}
      writeln ('fsid : ',info.fsid[0]);
{$else}
{$ifndef Darwin}
      writeln ('fsid : ',info.fsid[0]);
      writeln ('Namelen : ',info.namelen);
{$endif}
{$endif}
      write ('Type name of file to do fsstat. (q quits) :');
      readln (s)
      end;
    end;
end.