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bug#51983: guix build: error: integer expected from stream
From: |
Maxim Cournoyer |
Subject: |
bug#51983: guix build: error: integer expected from stream |
Date: |
Wed, 24 Nov 2021 14:52:14 -0500 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) |
Hello Tobias!
Tobias Geerinckx-Rice <me@tobias.gr> writes:
> Guix,
>
> I saw this reported by jlicht on #guix but I'm pretty sure that
> it's been reported a few times.
>
> Here's the error, with channel:
>
> (channel
> (name 'guix) (url "https://git.savannah.gnu.org/git/guix.git")
> (branch "core-updates-frozen")
> (introduction
> (make-channel-introduction
> "9edb3f66fd807b096b48283debdcddccfea34bad"
> (openpgp-fingerprint
> "BBB0 2DDF 2CEA F6A8 0D1D E643 A2A0 6DF2 A33A 54FA"))))
>
> And patch:
>
> From: Tobias Geerinckx-Rice <me@tobias.gr>
> Date: Fri, 19 Nov 2021 17:37:44 +0100
> Subject: [PATCH] daemon: Print the line whence we expect an
> integer.
>
> * nix/libstore/local-store.cc
> (LocalStore::getLineFromSubstituter):
> Include the malformed substituter stream line in the error
> message.
>
> ---
> nix/libstore/local-store.cc | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/nix/libstore/local-store.cc
> b/nix/libstore/local-store.cc
> index 675d1ba66f..83b6681122 100644
> --- a/nix/libstore/local-store.cc
> +++ b/nix/libstore/local-store.cc
> @@ -839,7 +839,8 @@ template<class T> T
> LocalStore::getIntLineFromSubstituter(Agent & run)
> {
> string s = getLineFromSubstituter(run);
> T res;
> - if (!string2Int(s, res)) throw Error("integer expected from
> stream");
> + if (!string2Int(s, res))
> + throw Error(format("integer expected from stream: %1%") %
> s);
> return res;
> }
I just stumbled on this.
LGTM!
Maxim