diff-files: document --ours etc.

git-diff understands "--ours", "--theirs" and "--base" for files with
conflicts. But so far they were not documented for the central diff
command but only for diff-files.

Signed-off-by: Andreas Heiduk <asheiduk@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/git-diff.txt b/Documentation/git-diff.txt
index bbab35fcaff35ccd5459251550924a42ce2c871e..b0c1bb95c83b8e8e6cf6fa863e74108e3e5fc35f 100644 (file)
--- a/Documentation/git-diff.txt
+++ b/Documentation/git-diff.txt
@@ -97,6 +97,20 @@ OPTIONS
 :git-diff: 1
 include::diff-options.txt[]
 
+-1 --base::
+-2 --ours::
+-3 --theirs::
+       Compare the working tree with the "base" version (stage #1),
+       "our branch" (stage #2) or "their branch" (stage #3).  The
+       index contains these stages only for unmerged entries i.e.
+       while resolving conflicts.  See linkgit:git-read-tree[1]
+       section "3-Way Merge" for detailed information.
+
+-0::
+       Omit diff output for unmerged entries and just show
+       "Unmerged".  Can be used only when comparing the working tree
+       with the index.
+
 <path>...::
        The <paths> parameters, when given, are used to limit
        the diff to the named paths (you can give directory