Teach diff machinery to display other prefixes than "a/" and "b/"

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 9ecc1d7bc460dd723ae08618b0deab88e407114f..1a78635fbae314e5b6bc02571b573c4bfdba5e29 100644 (file)
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -211,5 +211,14 @@ endif::git-format-patch[]
 --no-ext-diff::
        Disallow external diff drivers.
 
+--src-prefix=<prefix>::
+       Show the given source prefix instead of "a/".
+
+--dst-prefix=<prefix>::
+       Show the given destination prefix instead of "b/".
+
+--no-prefix::
+       Do not show any source or destination prefix.
+
 For more detailed explanation on these common options, see also
 link:diffcore.html[diffcore documentation].