Re: bash test: lastpipe.tests failed

[Chet Ramey]

On 8/12/16 4:14 AM, dengke.du@windriver.com wrote:
> I used the strace tool to follow it. I touch a file named lastpipe just
> contain:
> 
>     shopt -s lastpipe
>     exit 142 | false
> 
> run command:)$ ./bash --version

OK.

$ ./bash --version
GNU bash, version 4.3.46(3)-release (x86_64-unknown-linux-gnu)
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
$ cat x1
shopt -s lastpipe
exit 142 | false

echo ${PIPESTATUS[@]}
$ ./bash ./x1
142 1
$ uname -a
Linux chet-mail 2.6.32-642.1.1.el6.x86_64 #1 SMP Fri May 6 14:54:05 EDT
2016 x86_64 x86_64 x86_64 GNU/Linux



-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/