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Date:   Wed, 24 Apr 2019 15:54:28 -0400
From:   "John W. Linville" <linville@...driver.com>
To:     Kevin Locke <kevin@...inlocke.name>
Cc:     netdev@...r.kernel.org,
        Jesse Brandeburg <jesse.brandeburg@...el.com>
Subject: Re: [PATCH v3] ethtool: Add bash-completion script

On Fri, Apr 19, 2019 at 06:16:21PM -0600, Kevin Locke wrote:
> To aid users constructing a valid ethtool invocation, create a
> [bash-completion] script to provide [programmable completion] of ethtool
> arguments.  It supports all current command options.
> 
> The script is named shell-completion/bash/ethtool, similar to [kmod],
> and installed to `pkg-config --variable=completionsdir bash-completion`
> (with $prefix replaced by --prefix of ./configure and fallback to
> $datadir/bash-completion/completions) by default.  This can be disabled
> by passing --without-bash-completion-dir or changed by passing
> --with-bash-completion-dir=$anypath to ./configure.  It requires
> pkg-config 0.18 or later to be installed on the build system which runs
> aclocal (for the PKG_PROG_PKG_CONFIG m4 macro).
> 
> To install the script manually for the current user, copy or link
> shell-completion/bash to $BASH_COMPLETION_USER_DIR/completions
> (default $XDG_DATA_HOME/bash-completion/completions
> (default ~/.local/share/bash-completion/completions)).
> To install system-wide, copy shell-completion/bash to completionsdir
> from pkg-config (default /usr/share/bash-completion/completions)
> discussed above.  Restarting bash may be necessary to pick up changes to
> the script (if a previous version had already been loaded).
> 
> Note: In [scop/bash-completion#289] the bash-completion maintainer
> suggested shipping this completion with ethtool rather than
> bash-completion, due to assumptions about the ethtool command-line
> format made by the script.  That pull request also contains an extensive
> test suite in Python which is not included in this commit, but may be
> ported to a format suitable for inclusion if there is sufficient
> interest and agreement about how to achieve that.
> 
> [bash-completion]: https://github.com/scop/bash-completion
> [programmable completion]: https://www.gnu.org/software/bash/manual/html_node/Programmable-Completion.html
> [kmod]: https://git.kernel.org/pub/scm/utils/kernel/kmod/kmod.git/tree/
> [scop/bash-completion#289]: https://github.com/scop/bash-completion/pull/289
> 
> Signed-off-by: Kevin Locke <kevin@...inlocke.name>
> Reviewed-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
> ---
> 
> Changes in v3:
> * Apply --prefix to completionsdir for `make distcheck` and expectations.
> * Stop using PKG_CHECK_MODULES due to unnecessary _CFLAGS/LIBS vars.
>   Use PKG_PROG_PKG_CONFIG then call $PKG_CONFIG directly.
> 
> Changes in v2:
> * Describe manual install and ./configure arguments in commit message.

LGTM -- queued for next release.

Thanks,

John
-- 
John W. Linville		Someday the world will need a hero, and you
linville@...driver.com			might be all we have.  Be ready.

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