pack-protocol.txt: accept error packets in any context

diff --git a/Documentation/githooks.txt b/Documentation/githooks.txt
index e3c283a174c46352f26e3e6a957e72b76bf82680..959044347e5ee0daf78b3503794e2bf3c51f0efb 100644 (file)
--- a/Documentation/githooks.txt
+++ b/Documentation/githooks.txt
@@ -485,6 +485,13 @@ The exit status determines whether git will use the data from the
 hook to limit its search.  On error, it will fall back to verifying
 all files and folders.
 
+p4-pre-submit
+~~~~~~~~~~~~~
+
+This hook is invoked by `git-p4 submit`. It takes no parameters and nothing
+from standard input. Exiting with non-zero status from this script prevent
+`git-p4 submit` from launching. Run `git-p4 submit --help` for details.
+
 GIT
 ---
 Part of the linkgit:git[1] suite