master 6c928e490d3: ; * lisp/vc/log-view.el (log-view-modify-change-comment): Add FIXME.

[Sean Whitton]

branch: master
commit 6c928e490d3347cc309eda51cefbc46fba955650
Author: Sean Whitton <spwhitton@spwhitton.name>
Commit: Sean Whitton <spwhitton@spwhitton.name>

    ; * lisp/vc/log-view.el (log-view-modify-change-comment): Add FIXME.
---
 lisp/vc/log-view.el | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lisp/vc/log-view.el b/lisp/vc/log-view.el
index 360f522272b..783f58575dc 100644
--- a/lisp/vc/log-view.el
+++ b/lisp/vc/log-view.el
@@ -556,6 +556,15 @@ If called interactively, visit the version at point."
          ;; to be more robust than the approach taken by
          ;; `log-view-extract-comment'.  Then we can delete the latter.
          ;; See discussion in bug#64055.  --spwhitton
+         ;;
+         ;; FIXME: We should implement backend actions
+         ;; `get-change-comment' and `modify-change-comment' for Git,
+         ;; bzr and Hg, so that this command works for those backends.
+         ;; As discussed in bug#64055, get-change-comment is required,
+         ;; and parsing the old comment out of the Log View buffer will
+         ;; not do.  This is because for these backends there are
+         ;; `vc-*-log-switches' variables which can change what gets put
+         ;; in the Log View buffers and break any Lisp parsing attempt.
          (comment (condition-case _
                       (vc-call-backend log-view-vc-backend
                                        'get-change-comment files rev)