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Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.b
From: |
Chet Ramey |
Subject: |
Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc? |
Date: |
Tue, 28 Mar 2017 16:43:17 -0400 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 |
On 3/28/17 12:43 PM, Torka Noda wrote:
> Actually, shouldn't `bash -s`, without any command fed to its
> stdin, exit immediately, anyway...?
No. Why? It reads and executes commands from its standard input, which is
in most cases, the terminal. However, `bash -s foo </dev/null' should exit
immediately.
> Plus there is
> apparently no way to get the full list of arguments used to
> call Bash (although some can be found with `set` or `shopt`),
> even after initialization, which seems to me more problematic,
> although if this was never the case, the need probably isn't
> that strong for it either...
No Bourne-style shell provides this feature.
--
``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/
- Is it normal for `bash -s foo` not to make PS1=foo available from ~/.bashrc?, Torka Noda, 2017/03/25
- Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc?, Torka Noda, 2017/03/25
- Re: Is it normal for `bash -s foo` not to make PS1=foo available from ~/.bashrc?, Chet Ramey, 2017/03/25
- Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc?, Chet Ramey, 2017/03/28
- Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc?, Torka Noda, 2017/03/28
- Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc?,
Chet Ramey <=
- Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc?, Torka Noda, 2017/03/29
- Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc?, Greg Wooledge, 2017/03/29
- Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc?, Torka Noda, 2017/03/29
- Re: Is it normal for `bash -s foo` not to make 1=foo available from ~/.bashrc?, Greg Wooledge, 2017/03/29