git: ensure 0/1/2 are open in main()

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 39f2c5074c1ac370976bce36cbceb1a676064cfe..bbfe8f8f35316462f02864722fdc3c253a16cd01 100644 (file)
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -175,8 +175,8 @@ any of those replacements occurred.
 
 --color[=<when>]::
        Show colored diff.
-       The value must be `always` (the default for `<when>`), `never`, or `auto`.
-       The default value is `never`.
+       `--color` (i.e. without '=<when>') is the same as `--color=always`.
+       '<when>' can be one of `always`, `never`, or `auto`.
 ifdef::git-diff[]
        It can be changed by the `color.ui` and `color.diff`
        configuration settings.