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Date:	Fri, 3 Sep 2004 11:27:40 -0400 (EDT)
From:	Igor Pechtchanski <pechtcha AT cs DOT nyu DOT edu>
Reply-To:	cygwin AT cygwin DOT com
To:	Mark Bohlman <mbohlman AT tcicredit DOT com>
cc:	cygwin AT cygwin DOT com
Subject:	Re: Problem executing a .bat script in a directory with spaces using bash
In-Reply-To:	<ch9v0q$dda$1@sea.gmane.org>
Message-ID:	<Pine.GSO.4.61.0409031121250.10783@slinky.cs.nyu.edu>
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On Fri, 3 Sep 2004, Mark Bohlman wrote:

> Igor Pechtchanski wrote:
> > On Fri, 3 Sep 2004, Christopher Cobb wrote:
> >
> > > I get different results than you do.  It seems to work as expected:
> > >
> > > chcobb AT CHCOBB-054009 /c/Documents and Settings 09:45:46
> > > 511$ cat test.bat
> > > echo %1
> > >
> > > chcobb AT CHCOBB-054009 /c/Documents and Settings 09:45:48
> > > 511$ ./test.bat
> > >
> > > C:\Documents and Settings>echo
> > > ECHO is on.
> >
> > I believe you're missing the point.  Try
> >
> > ../test.bat "hello world"
> >
> > and you'll get the error.
> >
> > I've come across this when writing a pure Windows loader for another
> > program.  The above is actually an idiosyncrasy of the way spawn() works
> > in Cygwin (and, incidentally, in Windows' own MSVCRT) -- it calls
> > CreateProcess, which expects all arguments combined into one command
> > string (which, in turn, is later parsed for separate arguments - yes,
> > retarded, I know).  The fact is that, if any argument contains spaces, it
> > has to be quoted before CreateProcess() is invoked.  Cygwin apparently
> > doesn't do this properly to the first argument, so the above breaks.  See
> > spawn_guts() in winsup/cygwin/spawn.cc (warning: a 590!-line function).
> > <http://cygwin.com/acronyms/#PTC>.
> > 	Igor
>
> You get the same "odd evaluation behavior" when doing
> echo "Hello World" | ./test.bat
> (in any directory).
> -- Mark

Actually, I don't.  Did you, by chance, mean "echo ...|xargs ./test.bat"?
Even so, you should probably be a bit more specific about the "odd
evaluation behavior" that you're observing.
	Igor
-- 
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