[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Versioned Tree-sitter parser libraries
From: |
Eli Zaretskii |
Subject: |
Re: Versioned Tree-sitter parser libraries |
Date: |
Mon, 17 Apr 2023 20:03:13 +0300 |
> From: Yuan Fu <casouri@gmail.com>
> Date: Sun, 16 Apr 2023 20:03:50 -0700
> Cc: Peter Oliver <p.d.oliver@mavit.org.uk>,
> emacs-devel@gnu.org
>
> > If we were to load a versioned shared library, how would Emacs know
> > which version to load?
>
> Another thing is that tree-sitter grammars don’t really have versions (API or
> ABI versions), except for a tree-sitter version.
AFAIR, there is an ABI version, and we even expose it to Lisp, no?
> >> The background to this question is that I’m thinking about packaging
> >> Tree-sitter parsers as RPMs for Fedora
> >> (https://pagure.io/tree-sitter-json/blob/rawhide/f/tree-sitter-json.spec).
> >> Typical Fedora practice
> >> (https://docs.fedoraproject.org/en-US/packaging-guidelines/#_devel_packages)
> >> is to assume that the unversioned symlink isn’t required for regular use,
> >> and to place it in a …-devel subpackage that wouldn’t usually be installed.
> >
> > That practice is fine for when a program is linked against the
> > library, because the -lFOO linker switch is supposed to take care of
> > that, and Emacs doesn't need to know which version is being used. But
> > here we load the shared libraries at run time, so we must know their
> > names. These names are explicitly mentioned in the Emacs sources.
>
>
> Since Emacs requests/hopes the package manager or the system will provide the
> grammars, it seems a good idea to support the common way libraries tend to be
> named. Even maybe just a additional look up for only xxx.0.0, since grammars
> don’t have ABI versions, at least for now.
I don't think I understand what you suggest in practical terms. What
does it mean "additional look up for only xxx.0.0"? and why only
xxx.0.0?
- Versioned Tree-sitter parser libraries, Peter Oliver, 2023/04/16
- Re: Versioned Tree-sitter parser libraries, Eli Zaretskii, 2023/04/16
- Re: Versioned Tree-sitter parser libraries, Yuan Fu, 2023/04/16
- Re: Versioned Tree-sitter parser libraries,
Eli Zaretskii <=
- Re: Versioned Tree-sitter parser libraries, Yuan Fu, 2023/04/17
- Re: Versioned Tree-sitter parser libraries, Eli Zaretskii, 2023/04/17
- Re: Versioned Tree-sitter parser libraries, Peter Oliver, 2023/04/17
- Re: Versioned Tree-sitter parser libraries, Yuan Fu, 2023/04/24
- Re: Versioned Tree-sitter parser libraries, Eli Zaretskii, 2023/04/24
- Re: Versioned Tree-sitter parser libraries, Yuan Fu, 2023/04/24
- Re: Versioned Tree-sitter parser libraries, Eli Zaretskii, 2023/04/24