GNU bug report logs - #34209
guix --version: ERROR: In procedure display: In procedure fport_write: Broken pipe

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Package: guix; Reported by: Pierre Neidhardt <mail@HIDDEN>; merged with #29826; Done: Simon Tournier <zimon.toutoune@HIDDEN>; Maintainer for guix is bug-guix@HIDDEN.

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From: Simon Tournier <zimon.toutoune@HIDDEN>
To: Pierre Neidhardt <mail@HIDDEN>
Subject: Re: bug#34209: guix --version: ERROR: In procedure display: In
 procedure fport_write: Broken pipe
In-Reply-To: <87d0ojlmb5.fsf@HIDDEN> (Pierre Neidhardt's message of
 "Sat, 26 Jan 2019 17:31:31 +0100")
References: <87d0ojlmb5.fsf@HIDDEN>
Date: Mon, 16 Jun 2025 12:15:53 +0200
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 Content preview:  Hi, On Sat, 26 Jan 2019 at 17:31, Pierre Neidhardt wrote:
 > $ guix --version | awk '{print $4; exit}' > Backtrace: > 5 (primitive-load
 "/home/ambrevar/.config/guix/current/bin/guix") > In guix/ui.scm: > 464:2
 4 (show-version-and-exit _) > In ice-9/format.scm [...] 
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Hi,

On Sat, 26 Jan 2019 at 17:31, Pierre Neidhardt <mail@HIDDEN> wrote:

> $ guix --version | awk '{print $4; exit}'
> Backtrace:
>            5 (primitive-load "/home/ambrevar/.config/guix/current/bin/gui=
x")
> In guix/ui.scm:
>     464:2  4 (show-version-and-exit _)
> In ice-9/format.scm:
>   1590:19  3 (format #t "Copyright ~a 2019 ~a" "(C)" "the Guix authors\n")
>    261:19  2 (format:format-work "Copyright ~a 2019 ~a" ("(C)" "the Guix =
authors\n"))
>     70:10  1 (format:out-obj-padded _ _ _ _)
> In unknown file:
>            0 (display "the Guix authors\n" #<output: file 1>)
>
> ERROR: In procedure display:
> In procedure fport_write: Broken pipe

Now it=E2=80=99s fixed.

--8<---------------cut here---------------start------------->8---
$ guix --version | awk '{print $4; exit}'
b17268b53e9fb1b1ac2ad29fe7633b52744fee2f
--8<---------------cut here---------------end--------------->8---

Therefore, closing this old bug:

    https://issues.guix.gnu.org/issue/34209

Feel free to reopen if I=E2=80=99m missing something.

Cheers,
simon
Notification sent to Alex Vong <alexvong1995@HIDDEN>:
bug acknowledged by developer. Full text available.
Reply sent to Simon Tournier <zimon.toutoune@HIDDEN>:
You have taken responsibility. Full text available.

Message received at 34209-done <at> debbugs.gnu.org:


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From: Simon Tournier <zimon.toutoune@HIDDEN>
To: Pierre Neidhardt <mail@HIDDEN>
Subject: Re: bug#34209: guix --version: ERROR: In procedure display: In
 procedure fport_write: Broken pipe
In-Reply-To: <87d0ojlmb5.fsf@HIDDEN> (Pierre Neidhardt's message of
 "Sat, 26 Jan 2019 17:31:31 +0100")
References: <87d0ojlmb5.fsf@HIDDEN>
Date: Mon, 16 Jun 2025 12:15:53 +0200
Message-ID: <878qls8012.fsf@HIDDEN>
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 Content preview:  Hi, On Sat, 26 Jan 2019 at 17:31, Pierre Neidhardt wrote:
 > $ guix --version | awk '{print $4; exit}' > Backtrace: > 5 (primitive-load
 "/home/ambrevar/.config/guix/current/bin/guix") > In guix/ui.scm: > 464:2
 4 (show-version-and-exit _) > In ice-9/format.scm [...] 
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Hi,

On Sat, 26 Jan 2019 at 17:31, Pierre Neidhardt <mail@HIDDEN> wrote:

> $ guix --version | awk '{print $4; exit}'
> Backtrace:
>            5 (primitive-load "/home/ambrevar/.config/guix/current/bin/gui=
x")
> In guix/ui.scm:
>     464:2  4 (show-version-and-exit _)
> In ice-9/format.scm:
>   1590:19  3 (format #t "Copyright ~a 2019 ~a" "(C)" "the Guix authors\n")
>    261:19  2 (format:format-work "Copyright ~a 2019 ~a" ("(C)" "the Guix =
authors\n"))
>     70:10  1 (format:out-obj-padded _ _ _ _)
> In unknown file:
>            0 (display "the Guix authors\n" #<output: file 1>)
>
> ERROR: In procedure display:
> In procedure fport_write: Broken pipe

Now it=E2=80=99s fixed.

--8<---------------cut here---------------start------------->8---
$ guix --version | awk '{print $4; exit}'
b17268b53e9fb1b1ac2ad29fe7633b52744fee2f
--8<---------------cut here---------------end--------------->8---

Therefore, closing this old bug:

    https://issues.guix.gnu.org/issue/34209

Feel free to reopen if I=E2=80=99m missing something.

Cheers,
simon
Notification sent to Pierre Neidhardt <mail@HIDDEN>:
bug acknowledged by developer. Full text available.
Reply sent to Simon Tournier <zimon.toutoune@HIDDEN>:
You have taken responsibility. Full text available.
Merged 29826 34209. Request was from Ricardo Wurmus <rekado@HIDDEN> to control <at> debbugs.gnu.org. Full text available.

Message received at 34209 <at> debbugs.gnu.org:


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From: Ricardo Wurmus <rekado@HIDDEN>
To: 34209 <at> debbugs.gnu.org
Subject: Re: bug#34209: guix --version: ERROR: In procedure display: In
 procedure fport_write: Broken pipe
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merge 34209 29826
Information forwarded to bug-guix@HIDDEN:
bug#34209; Package guix. Full text available.

Message received at 34209 <at> debbugs.gnu.org:


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From: Ricardo Wurmus <rekado@HIDDEN>
To: Pierre Neidhardt <mail@HIDDEN>
Subject: Re: bug#34209: guix --version: ERROR: In procedure display: In
 procedure fport_write: Broken pipe
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Pierre Neidhardt <mail@HIDDEN> writes:

> In Bash:
> --8<---------------cut here---------------start------------->8---
> $ guix --version | awk '{print $4; exit}'
> Backtrace:
>            5 (primitive-load "/home/ambrevar/.config/guix/current/bin/gui=
x")
> In guix/ui.scm:
>     464:2  4 (show-version-and-exit _)
> In ice-9/format.scm:
>   1590:19  3 (format #t "Copyright ~a 2019 ~a" "(C)" "the Guix authors\n")
>    261:19  2 (format:format-work "Copyright ~a 2019 ~a" ("(C)" "the Guix =
authors\n"))
>     70:10  1 (format:out-obj-padded _ _ _ _)
> In unknown file:
>            0 (display "the Guix authors\n" #<output: file 1>)
>
> ERROR: In procedure display:
> In procedure fport_write: Broken pipe
> --8<---------------cut here---------------end--------------->8---

This happens because awk closes the stream while we=E2=80=99re writing to i=
t.
We could wrap the things in =E2=80=9Crun-guix=E2=80=9D in (leave-on-EPIPE =
=E2=80=A6).

Or we tell Guix not to ignore SIGPIPE.

See also https://issues.guix.info/issue/29826.

--
Ricardo
Information forwarded to bug-guix@HIDDEN:
bug#34209; Package guix. Full text available.

Message received at submit <at> debbugs.gnu.org:


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From: Pierre Neidhardt <mail@HIDDEN>
To: bug-guix@HIDDEN
Subject: guix --version: ERROR: In procedure display: In procedure
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--=-=-=
Content-Type: text/plain
Content-Transfer-Encoding: quoted-printable

In Bash:
=2D-8<---------------cut here---------------start------------->8---
$ guix --version | awk '{print $4; exit}'
Backtrace:
           5 (primitive-load "/home/ambrevar/.config/guix/current/bin/guix")
In guix/ui.scm:
    464:2  4 (show-version-and-exit _)
In ice-9/format.scm:
  1590:19  3 (format #t "Copyright ~a 2019 ~a" "(C)" "the Guix authors\n")
   261:19  2 (format:format-work "Copyright ~a 2019 ~a" ("(C)" "the Guix au=
thors\n"))
    70:10  1 (format:out-obj-padded _ _ _ _)
In unknown file:
           0 (display "the Guix authors\n" #<output: file 1>)

ERROR: In procedure display:
In procedure fport_write: Broken pipe
=2D-8<---------------cut here---------------end--------------->8---

=2D-=20
Pierre Neidhardt
https://ambrevar.xyz/

--=-=-=
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--=-=-=--
Acknowledgement sent to Pierre Neidhardt <mail@HIDDEN>:
New bug report received and forwarded. Copy sent to bug-guix@HIDDEN. Full text available.
Report forwarded to bug-guix@HIDDEN:
bug#34209; Package guix. Full text available.
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