git-p4: Unset P4DIFF environment variable when using 'p4 -du diff'

diff --git a/Documentation/git-name-rev.txt b/Documentation/git-name-rev.txt
index d6c8bf800f4456ea63ff7d9b0c01b2d4f0d9d179..efcabdc27267a80827d9cc22649e6855e3ce3ae9 100644 (file)
--- a/Documentation/git-name-rev.txt
+++ b/Documentation/git-name-rev.txt
@@ -34,6 +34,13 @@ OPTIONS
        Read from stdin, append "(<rev_name>)" to all sha1's of nameable
        commits, and pass to stdout
 
+--name-only::
+       Instead of printing both the SHA-1 and the name, print only
+       the name.  If given with --tags the usual tag prefix of
+       "tags/" is also omitted from the name, matching the output
+       of linkgit:git-describe[1] more closely.  This option
+       cannot be combined with --stdin.
+
 EXAMPLE
 -------
 
@@ -68,5 +75,4 @@ Documentation by Johannes Schindelin.
 
 GIT
 ---
-Part of the gitlink:git[7] suite
-
+Part of the linkgit:git[7] suite