mergetool--lib: add p4merge as a pre-configured mergetool option

diff --git a/Documentation/git-write-tree.txt b/Documentation/git-write-tree.txt
index 26d3850e7317c22dcf0999e0c4a6afe9a5ea2e03..c8899d528adfe37459b9301e16faab90e7a7e63d 100644 (file)
--- a/Documentation/git-write-tree.txt
+++ b/Documentation/git-write-tree.txt
@@ -12,7 +12,8 @@ SYNOPSIS
 
 DESCRIPTION
 -----------
-Creates a tree object using the current index.
+Creates a tree object using the current index. The name of the new
+tree object is printed to standard output.
 
 The index must be in a fully merged state.