gunzip | tar reports broken pipe during OOO build on amd64.

[Tim Kientzle]

>>>> Tue, May 05, 2009 at 07:48:31PM +0200, Alexey Shuvaev wrote:
>>>>> The reason appeared to be the first part of the command
>>>>> "gunzip -c ... | ( tar -xf - ) &&  touch ..."
>>>>> which exited with non-zero exit status (141) and "touch ..." was not
>>> called.
>>>>> Running the command manually has showed that gunzip was complaining
>>> about
>>>>> broken pipe (however the archive was extracted successfully).
>>>> Yes, 141 means that SIGPIPE was delivered.  This in turn means that
>>>> 'tar -xf -' exited before gunzip had finished its job and gunzip had
>>>> tried to write more data to the pipe.

I finally reproduced this; it seems to only happen with
/bin/csh.  It does not happen with /bin/sh or bash.

Also, in /bin/csh, this works:

(gunzip -c ooo_crystal_images-1.tar.gz | tar xf -) && echo OK

and this fails:

gunzip -c ooo_crystal_images-1.tar.gz | (tar xf -) && echo OK

Tim