Cygwin Filesystem Performance degradation 1.7.5 vs 1.7.7, and methods for improving performance

[Yoni Londner]

Hi,

 > Attached is a preliminary version of the new symlink_info::xcheck
 > function, which uses NtQueryDirectoryFile.

Found a bug in symlink_info::xstat (didn't have the time to debug it).

~$ rm -rf a b
~$ touch a
~$ export CYGWIN=xcheck
~$ ln a b
ln: creating hard link `b' => `a': Permission denied
~$ unset CYGWIN
~$ ln a b
~$

Yoni.