Document git-patch-id a bit better.

Pavel Roskin wondered what the SHA1 output at the beginning of
git-diff-tree was about.  The only consumer of that information
so far is this git-patch-id command, which was inadequately
documented.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2005-10-28 02:39:56 -07:00
parent 6d0de319d6
commit a77a922212

View File

@ -18,6 +18,12 @@ ID" are almost guaranteed to be the same thing.
IOW, you can use this thing to look for likely duplicate commits.
When dealing with git-diff-tree output, it takes advantage of
the fact that the patch is prefixed with the object name of the
commit, and outputs two 40-byte hexadecimal string. The first
string is the patch ID, and the second string is the commit ID.
This can be used to make a mapping from patch ID to commit ID.
OPTIONS
-------
<patch>::