On Thu, Jan 30, 2025, at 9:12 PM, Greg Wooledge wrote:
> Even POSIX finally caved in and added examples
> showing both syntaxes, not expecting the reader to extrapolate from
> multiple sources.
The devel and bash-5.3-testing branches have more examples as well.
https://git.savannah.gnu.org/cgit/b
On Fri, Jan 31, 2025 at 01:42:38 +0100, Alfred Agrell wrote:
> Hello
>
> https://git.savannah.gnu.org/cgit/bash.git/tree/doc/bash.info#n1842
>
> '${PARAMETER:-WORD}'
> If PARAMETER is unset or null, the expansion of WORD is
> substituted. Otherwise, the value of PARAMETER is substitute
Hello
https://git.savannah.gnu.org/cgit/bash.git/tree/doc/bash.info#n1842
'${PARAMETER:-WORD}'
If PARAMETER is unset or null, the expansion of WORD is
substituted. Otherwise, the value of PARAMETER is substituted.
$ v=123
$ echo ${v-unset}
123
The headi
On Thu, Jan 30, 2025 at 8:27 PM Muhammed Mahmood
wrote:
> I'm curious as to why you think that it's not worth it for this functionality
> to be in an option.
Fewer options to remember the better.
> Actually, upon closer inspection, the line of code you shared still seems a
> bit incomplete.
Y
Date:Thu, 30 Jan 2025 11:00:36 -0600
From:MacBeth
Message-ID:
| errwait() { while wait -n || return; do :; done; }
Yes, that would also be good (could have the -p added as well if desired).
kre
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() {
>
Date:Thu, 30 Jan 2025 06:03:18 +0300
From:=?UTF-8?B?T8SfdXo=?=
Message-ID:
| `while wait -n; do :; done' already does that
Not quite, after that loop $? = 0 (always) so there's no way to
tell whether or not one of the commands failed, which I suspect
was the orig
