Re: bash incorrectly handles 'echo' + SIGPIPE under some situations on Linux

[Chet Ramey]

On 1/6/16 11:43 AM, Chris Siebenmann wrote:

>> Adding a call to fpurge() to discard buffered output on stdout before
>> dup2() replaces file descriptor 1 in the child process fixes it.
> 
>  Note that the problem isn't only in the children; the parent process
> itself has a problem too, as the 'final' by itself should not be printed
> either (and comes entirely from the parent).

Thanks.  This is a slightly different problem that manifests itself in
different ways on other platforms (Mac OS X).  I have a fix for this, too.

Chet

-- 
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Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/