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Date: Thu, 12 Apr 2007 13:02:39 -0400 (EDT)
From: Igor Peshansky <pechtcha AT cs DOT nyu DOT edu>
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cc: Dave Korn <dave DOT korn AT artimi DOT com>
Subject: RE: bash: tar: command not found
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On Thu, 12 Apr 2007, Igor Peshansky wrote:

> On Thu, 12 Apr 2007, Dave Korn wrote:
>
> > On 12 April 2007 17:49, Jeff Hawk wrote:
> >
> > >> -----Original Message-----
> > >> From: Thorsten Kampe
> > >> Sent: Thursday, April 12, 2007 11:03 AM
> >
> > >> \cygwin\usr\bin and \cygwin\usr\lib are /real/ directories created by
> > >> the initial Cygwin installation routine. He shouldn't delete those
> > >> directories - just keep them empty...
> > >
> > > Not true...
> > >
> > > I have Cygwin installed and there is NO c:\cygwin\usr\bin directory
> > >
> > > As has been mentioned before, /usr/bin is a *mount* point, not a real
> > > directory.
> > >
> > > 0> mount
> > > C:\cygwin\bin on /usr/bin type system (binmode)   <<<<<<<<<<<
> > > C:\cygwin\lib on /usr/lib type system (binmode)
> > > C:\cygwin on / type system (binmode)
> > >
> > > Like that ^^^^^^^^^^^
> >
> >   Yeh, but it helps to create a real directory to back up a mountpoint,
> > because that avoids a warning message.
>
> Only if you explicitly use "mount".  If you let setup create the mounts
> for you, there is no warning message. :-)
>
> > And setup.exe is /supposed/ to create them:  see do_install_thread in
> > install.cc:
> >
> >   for (i = 0; Installer::StandardDirs[i]; i++)
> >   {
> >     std::string p = cygpath (Installer::StandardDirs[i]);
> >     if (p.size())
> >       io_stream::mkpath_p (PATH_TO_DIR, "file://" + p);
> >   }
> >
> > const char *
> > Installer::StandardDirs[] = {
> >   "/bin",
> >   "/etc",
> >   "/lib",
> >   "/tmp",
> >   "/usr",
> >   "/usr/bin",
> >   "/usr/lib",
> >   "/usr/src",
> >   "/usr/local",
> >   "/usr/local/bin",
> >   "/usr/local/etc",
> >   "/usr/local/lib",
> >   "/usr/tmp",
> >   "/var/run",
> >   "/var/tmp",
> >   0
> > };
>
> Setup's io_stream uses Cygwin mounts.  Thus, once "file:///usr" is
                                                    "file:///bin"
> created, mkdir_p("file:///usr/bin") is a no-op...
> 	Igor

-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_	    pechtcha AT cs DOT nyu DOT edu | igor AT watson DOT ibm DOT com
ZZZzz /,`.-'`'    -.  ;-;;,_		Igor Peshansky, Ph.D. (name changed!)
     |,4-  ) )-,_. ,\ (  `'-'		old name: Igor Pechtchanski
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

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