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* lisp/treesit.el (treesit-auto-install-grammar): Add the value 'ask-dir'. (treesit-ensure-installed): When 'treesit-auto-install-grammar' is 'ask' or 'ask-dir', ask for the directory to install the grammar library using the first writable directory of 'treesit-extra-load-path' as default. Also add the provided directory to 'treesit-extra-load-path' afterwards. * src/treesit.c (treesit-extra-load-path): In the docstring mention the fact that the first directory is special (bug#79862).
This directory contains the architecture-independent files used by or with Emacs. This includes some text files of documentation for GNU Emacs or of interest to Emacs users, and the file of dumped docstrings for Emacs functions and variables. COPYRIGHT AND LICENSE INFORMATION FOR IMAGE FILES File: emacs.icon Author: Sun Microsystems, Inc Copyright (C) 1999, 2001-2025 Free Software Foundation, Inc. License: GNU General Public License version 3 or later (see COPYING)