On 29 July 2013 14:40, David Korn <d...@research.att.com> wrote:
> cc: tina.harriott.mathemat...@gmail.com
> Subject: Re: [ast-users] Passing a file descriptor to a child process?
> --------
>
>
>> ksh93 uses O_CLOEXEC to avoid passing all its file descriptors to a
>> child process. That is IMO a good thing (clean!).
>>
>> However, is there a way to pass a file descriptor to a child process?
>>
>> Tina
>> --
>> Tina Harriott - Women in Mathematics
>> Contact: tina.harriott.mathemat...@gmail.com
>>
>
> Yes, run
> any_command {fd}< foobar
>
> to open foobar for reading and pass it to an_command.
> exec {fd}< foobar
> will open it only in the shell environment
How can I keep the fd open for multiple commands in a sequence?
Tina
--
Tina Harriott - Women in Mathematics
Contact: tina.harriott.mathemat...@gmail.com
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