Mail Archives: cygwin/2003/03/12/11:17:06
On Wed, 12 Mar 2003, Willis, Matthew wrote:
> Igor wrote:
>
> >Matt,
> >
> >A virus checker *shouldn't* affect your command line length limit...
> >Try running the offending command under strace, e.g.,
> >
> >strace -o echo.strace /usr/bin/echo ${PATH}${PATH}
> >
> >and look at the tail of the output. That should give you a clue of where
> >it's hanging. If you're having a hard time reading the strace output, and
> >if the output is not too large, you could post it here so other people
> >could try to help you.
> > Igor
>
> I did try an strace experiment... not very helpful I am afraid:
>
> WILLISMA AT toww5462 ~
> $ strace -o foo.txt echo.exe ${PATH} > /dev/null; wc foo.txt
> 408 4141 40604 foo.txt
>
> WILLISMA AT toww5462 ~
> $ strace -o foo.txt echo.exe ${PATH}${PATH} > /dev/null; wc foo.txt
> 0 0 0 foo.txt
You may be hitting the command-line limit with bash. Try the above with
cmd.exe. See below.
> Yesterday, in pre-rebase versions of cygwin I was able to get ls to hang;
> whilst hanging I could see stuff like I described in
>
> http://sources.redhat.com/ml/cygwin/2002-11/msg00371.html
>
> As of the latest rebase, I don't see hangs with ls.exe, I just get the
> immediately-return-to-command-line effect.
>
> Other observations:
>
> If I launch cmd.exe as the shell, and manually put c:\cygwin\usr\bin and
> c:\cygwin\bin on my path,
>
> c:\cygwin\bin\ls.exe * -- works fine; but I wonder if ls is being passed "*" or a list of args
FYI, yes, it is... cmd.exe doesn't do globbing.
> c:\cygwin\bin\echo.exe * -- works fine
> c:\cygwin\bin\echo.exe %PATH% -- works fine
> c:\cygwin\bin\echo.exe %PATH%%PATH% -- fails, immediately returns to command line
Try stracing the last line above...
Igor
--
http://cs.nyu.edu/~pechtcha/
|\ _,,,---,,_ pechtcha AT cs DOT nyu DOT edu
ZZZzz /,`.-'`' -. ;-;;,_ igor AT watson DOT ibm DOT com
|,4- ) )-,_. ,\ ( `'-' Igor Pechtchanski
'---''(_/--' `-'\_) fL a.k.a JaguaR-R-R-r-r-r-.-.-. Meow!
Oh, boy, virtual memory! Now I'm gonna make myself a really *big* RAMdisk!
-- /usr/games/fortune
--
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
Bug reporting: http://cygwin.com/bugs.html
Documentation: http://cygwin.com/docs.html
FAQ: http://cygwin.com/faq/
- Raw text -