GNU bug report logs - #42181
28.0.50; jansson library not available in Emacs 28.0.50 snapshot 2020-06-26 64-bit Windows installer

Previous Next

Package: emacs;

Reported by: Richard Day <r.day80 <at> gmail.com>

Date: Fri, 3 Jul 2020 18:27:01 UTC

Severity: normal

Tags: fixed

Found in version 28.0.50

Fixed in version 28.1

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

Full log

View this message in rfc822 format

From: Stefan Kangas <stefan <at> marxist.se>
To: Richard Day <r.day80 <at> gmail.com>
Cc: 42181 <at> debbugs.gnu.org, Phillip Lord <phillip.lord <at> russet.org.uk>
Subject: bug#42181: 28.0.50; jansson library not available in Emacs 28.0.50 snapshot 2020-06-26 64-bit Windows installer
Date: Tue, 25 Aug 2020 06:38:33 -0700

Richard Day <r.day80 <at> gmail.com> writes:

> 1. Start emacs with 'emacs -Q'
> 2. M-x eval-expression (json-serialize '()) RET
> 3. Switch to *Messages* buffer, note message 'jansson library not found'
>
> The jansson library is required for native JSON support which is
> required for lsp-mode.  Without the library, lsp-mode does not work
> correctly, specifically with clangd for C++ development.
>
> Copying libjansson-4.dll from another project (e.g. mingw64) into the
> bin directory and restarting emacs restores lsp-mode functionality.
>
> It would seem that libjansson*.dll is missing from the Windows installer.

Phillip, is this also related to Bug#42199, i.e. something which is
being worked on elsewhere?  Should this bug be kept open or will it be
addressed as part of that separate work?  Thanks.

Best regards,
Stefan Kangas
This bug report was last modified 4 years and 199 days ago.

Previous Next

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