Update unpack-objects usage and documentation.

diff --git a/Documentation/diff-format.txt b/Documentation/diff-format.txt
index 6748761ef61cf35473ee304bc8bd44134cdccaf4..9298d79e51bf87ccff66357227c7df4db4c820c4 100644 (file)
--- a/Documentation/diff-format.txt
+++ b/Documentation/diff-format.txt
@@ -36,12 +36,13 @@ That is, from the left to the right:
   (6) sha1 for "src"; 0{40} if creation or unmerged.
   (7) a space.
   (8) sha1 for "dst"; 0{40} if creation, unmerged or "look at work tree".
-  (9) status, followed by optional "score" number.
- (10) a tab or a NUL when '-z' option is used.
- (11) path for "src"
- (12) a tab or a NUL when '-z' option is used; only exists for C or R.
- (13) path for "dst"; only exists for C or R.
- (14) an LF or a NUL when '-z' option is used, to terminate the record.
+  (9) a space.
+ (10) status, followed by optional "score" number.
+ (11) a tab or a NUL when '-z' option is used.
+ (12) path for "src"
+ (13) a tab or a NUL when '-z' option is used; only exists for C or R.
+ (14) path for "dst"; only exists for C or R.
+ (15) an LF or a NUL when '-z' option is used, to terminate the record.
 
 <sha1> is shown as all 0's if new is a file on the filesystem
 and it is out of sync with the cache.  Example:
@@ -61,7 +62,7 @@ customization also applies to "git-diff-helper".
 1. When the environment variable 'GIT_EXTERNAL_DIFF' is not set,
    these commands internally invoke "diff" like this:
 
-      diff -L a/<path> -L a/<path> -pu <old> <new>
+      diff -L a/<path> -L b/<path> -pu <old> <new>
 +
 For added files, `/dev/null` is used for <old>.  For removed
 files, `/dev/null` is used for <new>
@@ -100,7 +101,7 @@ For a path that is unmerged, 'GIT_EXTERNAL_DIFF' is called with 1
 parameter, <path>.
 
 
-Git specific extention to diff format
+Git specific extension to diff format
 -------------------------------------
 
 What -p option produces is slightly different from the