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-rw-r--r--Documentation/diff-options.txt9
1 files changed, 5 insertions, 4 deletions
diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 3d1175e86..9e574a04d 100644
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -18,12 +18,13 @@
object name of pre- and post-image blob on the "index"
line when generating a patch format output.
---abbrev::
+--abbrev[=<n>]::
Instead of showing the full 40-byte hexadecimal object
name in diff-raw format output and diff-tree header
- lines, show only handful prefix. This is independent of
- --full-index option above, which controls the diff-patch
- output format.
+ lines, show only handful dhexigits prefix. This is
+ independent of --full-index option above, which controls
+ the diff-patch output format. Non default number of
+ digits can be specified with --abbrev=<n>.
-B::
Break complete rewrite changes into pairs of delete and create.