On 4/11/16 5:39 PM, Hédy GIRAUDEAU wrote:
> Hi,
> If i use : `strace bash -c "echo qsd | cat" 2>&1 | grep "close"`
> I get systematically :
>
> close(3) = 0
> close(3) = 0
> close(3) = 0
> close(3) = 0
> close(3) = 0
> close(3) = 0
> close(3) = 0
> close(3) = 0
> close(4) = 0
> close(4) = -1 EBADF (Bad file descriptor)
> close(3) = 0
> close(3) = -1 EBADF (Bad file descriptor)
>
>
> I don't know if it's a bug or not. This error happens everytime a
> pipeline is used.
It's not a bug, it's bash making sure pipe file descriptors are closed.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU c...@case.edu http://cnswww.cns.cwru.edu/~chet/
