Re: bug#25467: Acknowledgement (Fish: some script is broken)

[ng0 <contact.ng0@cryptolab.net>]

Ricardo Wurmus <rekado@elephly.net> writes:

> ng0 <contact.ng0@cryptolab.net> writes:
>
>> FYI:
>> The script which fails is the one which generates completions
>> from man pages. As our location of manpages differs, we need some
>> approach to patch this.
>
> I don’t think this is true.  Fish seems to fail to find “python”.  The
> error disappears in an environment where “python-wrapper” is available.
> A fix would involve replacing the call to “python” with the full path to
> the “python” executable.

You are right.

> Here’s a patch:
>
> From dbc045eb338b7e70645ed19be71d8e761762c738 Mon Sep 17 00:00:00 2001
> From: Ricardo Wurmus <rekado@elephly.net>
> Date: Sat, 21 Jan 2017 22:57:12 +0100
> Subject: [PATCH] gnu: fish: Embed full path to Python.
>
> Fixes <https://bugs.gnu.org/25467>.

Indeed, in an ad-hoc environment with this patch applied the
error message disappears.

> * gnu/packages/shells.scm (fish)[arguments]: Rename phase "patch-bc" to
> "embed-store-paths"; embed full path to Python.
> ---
>  gnu/packages/shells.scm | 10 +++++++---
>  1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/gnu/packages/shells.scm b/gnu/packages/shells.scm
> index 5237e8120..16c76ef66 100644
> --- a/gnu/packages/shells.scm
> +++ b/gnu/packages/shells.scm
> @@ -5,6 +5,7 @@
>  ;;; Copyright © 2015 Jeff Mickey <j@codemac.net>
>  ;;; Copyright © 2016 Tobias Geerinckx-Rice <me@tobias.gr>
>  ;;; Copyright © 2016 Stefan Reichör <stefan@xsteve.at>
> +;;; Copyright © 2017 Ricardo Wurmus <rekado@elephly.net>
>  ;;;
>  ;;; This file is part of GNU Guix.
>  ;;;
> @@ -106,14 +107,17 @@ direct descendant of NetBSD's Almquist Shell (@command{ash}).")
>         #:configure-flags '("--sysconfdir=/etc")
>         #:phases
>         (modify-phases %standard-phases
> -         ;; Replace 'bc' by its absolute file name in the store.
> -         (add-after 'unpack 'patch-bc
> +         ;; Embed absolute paths to store items.
> +         (add-after 'unpack 'embed-store-paths
>             (lambda* (#:key inputs outputs #:allow-other-keys)
>               (substitute* '("share/functions/math.fish"
>                              "share/functions/seq.fish")
>                 (("\\| bc")
>                  (string-append "| " (assoc-ref %build-inputs "bc")
> -                               "/bin/bc"))))))))
> +                               "/bin/bc")))
> +             (substitute* "share/functions/fish_update_completions.fish"
> +               (("python") (which "python")))
> +             #t)))))
>      (synopsis "The friendly interactive shell")
>      (description
>       "Fish (friendly interactive shell) is a shell focused on interactive use,
> -- 
> 2.11.0
>
>
>
> -- 
> Ricardo
>
> GPG: BCA6 89B6 3655 3801 C3C6  2150 197A 5888 235F ACAC
> https://elephly.net

-- 
♥Ⓐ  ng0 -- https://www.inventati.org/patternsinthechaos/