On 20/04/2023 03:18, davidson wrote:
On Wed, 19 Apr 2023 Max Nikulin wrote:
On 18/04/2023 21:19, Vincent Lefevre wrote:
BTW, history expansion can be very useful, but IMHO, this should
have been interactive and triggered by control characters or
escape sequences, not by "normal" characters.
On Wed, 19 Apr 2023 davidson wrote:
On Wed, 19 Apr 2023 Max Nikulin wrote:
On 18/04/2023 21:19, Vincent Lefevre wrote:
BTW, history expansion can be very useful, but IMHO, this should
have been interactive and triggered by control characters or
escape sequences, not by "normal" characters.
On Wed, 19 Apr 2023 Max Nikulin wrote:
On 18/04/2023 21:19, Vincent Lefevre wrote:
BTW, history expansion can be very useful, but IMHO, this should
have been interactive and triggered by control characters or
escape sequences, not by "normal" characters.
It would be great. Unfortunately
On 18/04/2023 21:19, Vincent Lefevre wrote:
BTW, history expansion can be very useful, but IMHO, this should
have been interactive and triggered by control characters or
escape sequences, not by "normal" characters.
It would be great. Unfortunately disabling histexpand option in bash
blocks
On Tue, Apr 18, 2023 at 04:19:47PM +0200, Vincent Lefevre wrote:
> BTW, history expansion can be very useful, but IMHO, this should
> have been interactive and triggered by control characters or
> escape sequences, not by "normal" characters.
History expansion originated in csh, and was
On 2023-04-16 11:04:09 +0700, Max Nikulin wrote:
> On 15/04/2023 19:37, Greg Wooledge wrote:
> > On Sat, Apr 15, 2023 at 11:02:12AM +, davidson wrote:
> > > On Sat, 15 Apr 2023 Max Nikulin wrote:
> > > > The problem is to prevent history expansion while keeping pattern
> > > > matching (glob)
On 15/04/2023 19:37, Greg Wooledge wrote:
On Sat, Apr 15, 2023 at 11:02:12AM +, davidson wrote:
On Sat, 15 Apr 2023 Max Nikulin wrote:
The problem is to prevent history expansion while keeping pattern
matching (glob) active.
du -ks -- .[!.]* | sort -n | tail
Are there versions of
On Sat, Apr 15, 2023 at 11:02:12AM +, davidson wrote:
> On Sat, 15 Apr 2023 Max Nikulin wrote:
> > The problem is to prevent history expansion while keeping pattern
> > matching (glob) active.
> >
> > du -ks -- .[!.]* | sort -n | tail
>
> Are there versions of bash that exhibit history
On Sat, 15 Apr 2023 Max Nikulin wrote:
On 15/04/2023 12:02, to...@tuxteam.de wrote:
On Fri, Apr 14, 2023 at 11:02:03PM -0400, Greg Wooledge wrote:
On Sat, Apr 15, 2023 at 09:44:03AM +0700, Max Nikulin wrote:
As to [^c] vs. [!c], unfortunately the latter can not be always used as
portable
On Sat, Apr 15, 2023 at 01:14:53PM +0700, Max Nikulin wrote:
> On 15/04/2023 12:02, to...@tuxteam.de wrote:
> > On Fri, Apr 14, 2023 at 11:02:03PM -0400, Greg Wooledge wrote:
> > > On Sat, Apr 15, 2023 at 09:44:03AM +0700, Max Nikulin wrote:
> > > > As to [^c] vs. [!c], unfortunately the latter
On 15/04/2023 12:02, to...@tuxteam.de wrote:
On Fri, Apr 14, 2023 at 11:02:03PM -0400, Greg Wooledge wrote:
On Sat, Apr 15, 2023 at 09:44:03AM +0700, Max Nikulin wrote:
As to [^c] vs. [!c], unfortunately the latter can not be always used as
portable variant. It is treated as history expansion
On Fri, Apr 14, 2023 at 11:02:03PM -0400, Greg Wooledge wrote:
> On Sat, Apr 15, 2023 at 09:44:03AM +0700, Max Nikulin wrote:
> > As to [^c] vs. [!c], unfortunately the latter can not be always used as
> > portable variant. It is treated as history expansion in the case of
> > interactive bash
On Sat, Apr 15, 2023 at 09:44:03AM +0700, Max Nikulin wrote:
> As to [^c] vs. [!c], unfortunately the latter can not be always used as
> portable variant. It is treated as history expansion in the case of
> interactive bash session.
Ugh. That abomination. I've had history expansion disabled for
On 14/04/2023 09:36, Greg Wooledge wrote:
On Fri, Apr 14, 2023 at 09:08:08AM +0700, Max Nikulin wrote:
https://www.shellcheck.net/wiki/SC3026
Help by adding links to BashFAQ, StackOverflow, man pages, POSIX, etc
Well, it's not clear how to actually add such a link. I guess you're
supposed to
On Fri 14 Apr 2023 at 12:01:39 (-0400), rhkra...@gmail.com wrote:
> On Thursday, April 13, 2023 10:36:08 PM Greg Wooledge wrote:
> > Anyway, here's the POSIX documentation section:
> >
> > https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#t
> > ag_18_13
> >
> > And the
On Fri, Apr 14, 2023 at 12:01:39PM -0400, rhkra...@gmail.com wrote:
> On Thursday, April 13, 2023 10:36:08 PM Greg Wooledge wrote:
> > [ If an open bracket introduces a bracket expression as in XBD RE
> > Bracket Expression, except that the character
> > ( '!' ) shall replace the
On Thursday, April 13, 2023 10:36:08 PM Greg Wooledge wrote:
> Anyway, here's the POSIX documentation section:
>
> https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#t
> ag_18_13
>
> And the relevant piece of text:
>
> [ If an open bracket introduces a bracket
On Fri, Apr 14, 2023 at 09:08:08AM +0700, Max Nikulin wrote:
> On 13/04/2023 08:07, Greg Wooledge wrote:
> > On Thu, Apr 13, 2023 at 12:12:23AM +, David wrote:
> > > $ echo [^0-9]*
> > > 11 22 <-- new behaviour by dash
> [...]
> > The correct negation syntax in POSIX sh globs is
On 13/04/2023 08:07, Greg Wooledge wrote:
On Thu, Apr 13, 2023 at 12:12:23AM +, David wrote:
$ echo [^0-9]*
11 22 <-- new behaviour by dash
[...]
The correct negation syntax in POSIX sh globs is [!chars].
The shellcheck utility gives this suggestion as well. Their wiki
On 2023-04-12 21:07:59 -0400, Greg Wooledge wrote:
> On Thu, Apr 13, 2023 at 12:12:23AM +, David wrote:
> > $ echo [^0-9]*
> > 11 22 <-- new behaviour by dash
>
> The [^chars] syntax is a negation in Basic and Extended Regular
> Expressions, and in bash's globs (it's a bash
On Thu, Apr 13, 2023 at 12:12:23AM +, David wrote:
> $ echo [^0-9]*
> 11 22 <-- new behaviour by dash
The [^chars] syntax is a negation in Basic and Extended Regular
Expressions, and in bash's globs (it's a bash extension), but NOT in
POSIX globs.
The correct negation syntax in
Something else I've noticed with bash.
Those work when run in mate-terminal but not in console for some strange
reason.
-- Jude "There are four boxes to be used in
defense of liberty: soap, ballot, jury, and ammo. Please use in that
order." Ed Howdershelt 1940.
On Wed, 12 Apr 2023, Jude
When I write bash scripts and I've done this for several debian versions I
use:
#!/usr/bin/env bash
That has worked in the past.
-- Jude "There are four boxes to be used in
defense of liberty: soap, ballot, jury, and ammo. Please use in that
order." Ed Howdershelt 1940.
On Thu, 13 Apr 2023,
In Debian, shell scripts that have
#!/usr/bin/sh
as the first line are executed by the 'dash' shell.
If you write such scripts, you might be interested
to know that 'dash' currently has a behaviour
change in Debian version 12 Bookworm compared to
Debian version 11 Bullseye.
This is being
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