On Wed, Apr 9, 2025 at 8:48 AM A. James Lewis wrote:
>
> Yes, this is how I am doing it currently, but remember that once you
> cut that subshell loose, you cannot easily get a response from it and
> certainly can't pass variables back... and you are more or less forced
> to wait for a sensible ti
On Tue, Apr 8, 2025 at 8:54 AM MacBeth wrote:
>
> On Mon, Apr 7, 2025 at 5:37 PM A. James Lewis wrote:
> >
> > I have always attempted to avoid
> > using external programs where functionality within bash can meet a
> > requirement. Doing this allows my script
On Tue, Apr 8, 2025 at 8:54 AM MacBeth wrote:
>
> script begin
... sample output being:
$ . tcp.sh
HTTP/1.0 200 OK
Done with: www.google.com
HTTP/1.0 200 OK
Done with: www.example.com
sleeping... waiting on 8.8.8.9
sleeping... waiting on 8.8.8.9
sleeping... waiting on 8.8.8.9
sl
On Mon, Apr 7, 2025 at 5:37 PM A. James Lewis wrote:
>
> I have always attempted to avoid
> using external programs where functionality within bash can meet a
> requirement. Doing this allows my scripts to be more reliable, and not
> depend on those external tools being installed...
>
> I have ho
On Tue, Apr 8, 2025 at 7:16 AM Zachary Santer wrote:
>
> Is there a good tutorial on how to actually use /dev/tcp?
>
I found a number of helpful results on google...
https://www.google.com/search?q=%2Fdev%2Ftcp
For instance:
https://medium.com/@stefanos.kalandaridis/bash-ing-your-network-
h including in the doc to warn others. Otherwise the user is
left to assume bash will do exactly what the doc says it will do,
*unconditionally*.
On Sun, Mar 16, 2025 at 1:12 AM Robert Elz wrote:
>
> Date:Sat, 15 Mar 2025 21:54:18 -0500
> From:MacBeth
> M
On Sat, Mar 15, 2025 at 8:18 PM Robert Elz wrote:
>
> (line joining using \ isn't technically an escape sequence, but that
> detail is irrelevant here).
>
bash(1) claims it to be:
There are three quoting mechanisms: the escape character, single
quotes, and double quotes.
A non-quote
On Sat, Mar 15, 2025 at 12:33 PM Greg Wooledge wrote:
> On Sat, Mar 15, 2025 at 16:14:00 +, Nikola Novak via Bug reports for the
> GNU Bourne Again SHell wrote:
> > How do you end the heredoc with a multiline delimiter such as the following:
> >
> > cat << "a
> > b"
>
> You don't.
>
However
On Fri, Feb 14, 2025 at 4:31 AM MacBeth wrote:
>
> Ummm, isn't this supposed to work? I'm guessing there's a technical
> reason why it doesn't...?
>
> # fails:
> $ history -r <(echo 'echo bad')
>
Unless the reason is due to the file seek issu
Ummm, isn't this supposed to work? I'm guessing there's a technical
reason why it doesn't...?
# fails:
$ history -r <(echo 'echo bad')
# succeeds:
$ history -w >(cat -n)
-
$ help | head -n 1
GNU bash, version 5.2.37(1)-release (aarch64-apple-darwin23.4.0)
$ echo 'echo good' > hist.txt
$ cat
On Thu, Jan 30, 2025 at 2:02 AM Robert Elz wrote:
> Date:Thu, 30 Jan 2025 06:03:18 +0300
> From:=?UTF-8?B?T8SfdXo=?=
> Message-ID: m3wdtjk0dfztgmfoggt2du...@mail.gmail.com>
>
> I'd suggest putting it in a function, something like
>
> wait_for_error() {
>
On Tue, Jan 21, 2025 at 11:25 PM Lawrence Velázquez wrote:
> On Tue, Jan 21, 2025, at 9:49 PM, MacBeth wrote:
> > "Bash-5.0 is the final version for which there will be an individual
> shopt
> > option for the previous version. Users should use BASH_COMPAT on bash-5.0
re: GNU bash, version 5.2.37(1)-release (aarch64-apple-darwin23.4.0)
---
1) `shopt compat50` does not exist. The manpage does specify that
'compat50' is a valid option for `shopt` under BUILTINS/shopt. Yet bash
provides an error when trying to read or change it:
> shopt compat50
bash: shopt: com
On Sun, Jan 12, 2025 at 8:58 AM MacBeth wrote:
> On Sun, Jan 12, 2025 at 8:24 AM Félix Hauri wrote:
>
>> Le Sat, Jan 11, 2025 at 10:49:50AM -0500, Greg Wooledge a écrit :
>> > https://mywiki.wooledge.org/BashPitfalls#pf47
>> > "It's a feature."
&g
On Sun, Jan 12, 2025 at 8:24 AM Félix Hauri wrote:
> Le Sat, Jan 11, 2025 at 10:49:50AM -0500, Greg Wooledge a écrit :
> > https://mywiki.wooledge.org/BashPitfalls#pf47
> > "It's a feature."
> >
> -- how do we work around this nonsense?
>
> I've alredy noticed this, but never stictly tested them
Configuration Information [Automatically generated, do not change]:
Machine: aarch64
OS: darwin23.4.0
Compiler: clang
Compilation CFLAGS: -DSSH_SOURCE_BASHRC
-DDEFAULT_LOADABLE_BUILTINS_PATH='/opt/homebrew/Cellar/bash/5.2.37/lib/bash:/usr/local/lib/bash:/usr/lib/$
Machine Type: aarch64-apple-darwin
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