difftool: handle unmerged files in dir-diff mode

diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt
index 77ac439234f40f51aae8613a672de06e3e143771..4f009d44240e3725e25bc8a9a3acd999d69cc487 100644 (file)
--- a/Documentation/rev-list-options.txt
+++ b/Documentation/rev-list-options.txt
@@ -58,9 +58,11 @@ endif::git-rev-list[]
        more than one `--grep=<pattern>`, commits whose message
        matches any of the given patterns are chosen (but see
        `--all-match`).
+ifndef::git-rev-list[]
 +
 When `--show-notes` is in effect, the message from the notes is
 matched as if it were part of the log message.
+endif::git-rev-list[]
 
 --all-match::
        Limit the commits output to ones that match all given `--grep`,
@@ -699,15 +701,19 @@ include::pretty-options.txt[]
 --relative-date::
        Synonym for `--date=relative`.
 
---date=(relative|local|default|iso|iso-strict|rfc|short|raw)::
+--date=<format>::
        Only takes effect for dates shown in human-readable format, such
        as when using `--pretty`. `log.date` config variable sets a default
-       value for the log command's `--date` option.
+       value for the log command's `--date` option. By default, dates
+       are shown in the original time zone (either committer's or
+       author's). If `-local` is appended to the format (e.g.,
+       `iso-local`), the user's local time zone is used instead.
 +
 `--date=relative` shows dates relative to the current time,
-e.g. ``2 hours ago''.
+e.g. ``2 hours ago''. The `-local` option cannot be used with
+`--raw` or `--relative`.
 +
-`--date=local` shows timestamps in user's local time zone.
+`--date=local` is an alias for `--date=default-local`.
 +
 `--date=iso` (or `--date=iso8601`) shows timestamps in a ISO 8601-like format.
 The differences to the strict ISO 8601 format are:
@@ -727,8 +733,18 @@ format, often found in email messages.
 +
 `--date=raw` shows the date in the internal raw Git format `%s %z` format.
 +
-`--date=default` shows timestamps in the original time zone
-(either committer's or author's).
+`--date=format:...` feeds the format `...` to your system `strftime`.
+Use `--date=format:%c` to show the date in your system locale's
+preferred format.  See the `strftime` manual for a complete list of
+format placeholders. When using `-local`, the correct syntax is
+`--date=format-local:...`.
++
+`--date=default` is the default format, and is similar to
+`--date=rfc2822`, with a few exceptions:
+
+       - there is no comma after the day-of-week
+
+       - the time zone is omitted when the local time zone is used
 
 ifdef::git-rev-list[]
 --header::