From: Philip Kaludercic <philipk@posteo.net>
Date: Tue, 31 Aug 2021 20:24:02 +0000 (+0200)
Subject: Avoid failing if vc backend doesn't implement ignore-completion-table
X-Git-Tag: emacs-28.0.90~1244
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=8761d30da0c4d7d9fd59c192bc283e17b04c5db3;p=emacs.git

Avoid failing if vc backend doesn't implement ignore-completion-table

* project.el (project-ignores): Handle vc-not-supported signals
---

diff --git a/lisp/progmodes/project.el b/lisp/progmodes/project.el
index ae9bf035717..e420a4ccca7 100644
--- a/lisp/progmodes/project.el
+++ b/lisp/progmodes/project.el
@@ -604,7 +604,9 @@ backend implementation of `project-external-roots'.")
                  (replace-match "./" t t entry 1)
                (concat "./" entry)))
             (t entry)))
-         (vc-call-backend backend 'ignore-completion-table root))))
+         (condition-case nil
+             (vc-call-backend backend 'ignore-completion-table root)
+           (vc-not-supported () nil)))))
      (project--value-in-dir 'project-vc-ignores root)
      (mapcar
       (lambda (dir)