On 12/19/11 09:21, Eli Zaretskii wrote: > why does it use an empty directory and not an empty file?
Because it's testing that grep does the right thing when asked to grep a directory. It doesn't matter that the directory is empty; all that matters is that it's a directory. > The problem with "-f a/" is that on some systems (Windows), one cannot > fopen a directory. That should work under Cygwin; is it not working? If so, it sounds like a Cygwin bug which should get fixed. I don't think grep works on Windows outside the Cygwin environment.
