GNU bug report logs - #49934
Hw-Probe

Previous Next

Full log

Message #51 received at 49934 <at> debbugs.gnu.org (full text, mbox):

From: Efraim Flashner <efraim <at> flashner.co.il>
To: Raghav Gururajan <rg <at> raghavgururajan.name>
Cc: Ricardo Wurmus <rekado <at> elephly.net>, 49934 <at> debbugs.gnu.org
Subject: Re: Hw-Probe
Date: Mon, 27 Dec 2021 11:59:37 +0200

[Message part 1 (text/plain, inline)]

On Sat, Dec 25, 2021 at 04:17:32PM -0500, Raghav Gururajan via Guix-patches via wrote:
> Hi Ricardo!
> 
> > --8<---------------cut here---------------start------------->8---
> > (substitute* "hw-probe.pl"
> >    (("Cmd\\(\"([^\"]+)" _ command)
> >     (string-append "Cmd(\"" (which command))))
> > --8<---------------cut here---------------end--------------->8---
> 
> Thanks for the snippet and explanation.
> 
> I am wondering these,
> [1] Does require import of specific modules?
> [2] If `(which command)`'s output is empty, will it return #f?

For 2, looks like yes

(ins)efraim <at> 3900XT ~$ which -a svn
which: no svn in (/home/efraim/Applications/.bin:/gnu/store/4iyar3w7k30b5j13v9cf5gmiz5livkyj-enlightenment-0.24.2/bin:/run/setuid-programs:/home/efraim/.config/guix/current/bin:/home/efraim/.guix-profile/bin:/home/efraim/.guix-profile/sbin:/run/current-system/profile/bin:/run/current-system/profile/sbin)
(ins)efraim <at> 3900XT ~$ guile
GNU Guile 3.0.7
Copyright (C) 1995-2021 Free Software Foundation, Inc.

Guile comes with ABSOLUTELY NO WARRANTY; for details type `,show w'.
This program is free software, and you are welcome to redistribute it
under certain conditions; type `,show c' for details.

Enter `,help' for help.
(ins)scheme@(guile-user)> (use-modules (guix build utils))
(ins)scheme@(guile-user)> (which "svn")
$1 = #f
(ins)scheme@(guile-user)>


-- 
Efraim Flashner   <efraim <at> flashner.co.il>   רנשלפ םירפא
GPG key = A28B F40C 3E55 1372 662D  14F7 41AA E7DC CA3D 8351
Confidentiality cannot be guaranteed on emails sent or received unencrypted

[signature.asc (application/pgp-signature, inline)]

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.