1. Stefan Saasen
  2. git


Junio C Hamano  committed a77a922

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

Signed-off-by: Junio C Hamano <junkio@cox.net>

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File Documentation/git-patch-id.txt

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  • Ignore whitespace
 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.