Mail Archives: cygwin/2002/10/09/01:45:13
On Wed, Oct 09, 2002 at 01:42:02AM -0400, Jon LaBadie wrote:
>On Tue, Oct 08, 2002 at 08:27:31PM -0400, Christopher Faylor wrote:
>> On Tue, Oct 08, 2002 at 05:23:05PM -0700, Sheryl McKeown wrote:
>> >grepping and redircting the output to a file
>> >causes a process loop that has to be killed
>> >
>> >17:17 0 [C:\Development\test]
>> >.grep = * > delme
>> >
>> >17:18 66048 [C:\Development\test]
>> >.^C
>> >
>> >What happens is that the grep starts reading the delme
>> >file and then reporting all those finds...
>>
>> Right. The file is created before grep is started so when grep expands
>> the '*' if finds delme and dutifully searches it... forever.
>>
>> >Ok, but the odd part this is, this behavior doesn't appear when using
>> >the bash shell (on the same XP box).
>>
>> When run from the bash shell, bash itself first expands '*' and then
>> creates delme. Since delme doesn't exist, it isn't searched.
>
>Would a similar endless loop occur if delme did exist
>and the redirection overwrote it?
Yes.
cgf
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