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From: Mark Bohlman <mbohlman AT tcicredit DOT com>
Subject: Re: Problem executing a .bat script in a directory with spaces using bash
Date: Fri, 03 Sep 2004 11:49:02 -0400
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Igor Pechtchanski wrote:
> 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

Hmmm.  I'm seeing the same results as you show above with a quoted 
"Hello World" parameter to the ./test.bat.

Then in doing the echo, without the xargs, results in the same 
"non-evaluation" (what i consider to be 'odd') for parameter %1 within 
the test.bat file.
-- Mark


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