Add Log View toggle and log format customization for Git and Hg.

* lisp/vc/vc-git.el (vc-git-root-log-format): New option for
customizing log format.
(vc-git-print-log, vc-git-log-outgoing, vc-git-log-incoming)
(vc-git-log-view-mode): Use it.
(vc-git-expanded-log-entry): New function.
(vc-git-log-view-mode): Use it.  Truncate lines in root log.

* lisp/vc/vc-hg.el (vc-hg-root-log-template): New option for
customizing log format.
(vc-hg-print-log): Use it.
(vc-hg-expanded-log-entry): New function.
(vc-hg-log-view-mode): Use vc-hg-root-log-template and
vc-hg-expanded-log-entry.  Truncate lines in root log.

* lisp/vc/vc-bzr.el (vc-bzr-log-view-mode): Truncate lines in root log.

* lisp/vc/log-view.el (log-view-mode-menu): Add
log-view-toggle-entry-display.

1 files changed, 2 insertions, 2 deletions

diff --git a/etc/NEWS b/etc/NEWS
index c8bfffcd789..a6461b2c60e 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -606,14 +606,14 @@ The vc-merge command now runs a "merge" operation, if it is supported.
 This merges another branch into the current one.  This command prompts
 the user for specifics, e.g. a merge source.
 
-**** Currently supported by Bzr, Git, and Mercurial.
+**** Currently supported for Bzr, Git, and Mercurial.
 
 *** Log entries in some Log View buffers can be toggled to display a
 longer description by typing RET (log-view-toggle-entry-display).
 In the Log View buffers made by `C-x v L' (vc-print-root-log), you can
 use this to display the full log entry for the revision at point.
 
-**** Currently supported by Bzr.
+**** Currently supported for Bzr, Git, and Mercurial.
 
 **** Packages using Log View mode can enable this functionality by
 binding `log-view-expanded-log-entry-function' to a suitable function.