use -h for synopsis and --help for manpage consistently

diff --git a/Documentation/git-check-attr.txt b/Documentation/git-check-attr.txt
index 30eca6cee62ad7b9ccfc9d71209a17287c65d48c..1f7312a1895ae66901e5472132406d01303da1f8 100644 (file)
--- a/Documentation/git-check-attr.txt
+++ b/Documentation/git-check-attr.txt
@@ -9,8 +9,8 @@ git-check-attr - Display gitattributes information
 SYNOPSIS
 --------
 [verse]
-'git check-attr' attr... [--] pathname...
-'git check-attr' --stdin [-z] attr... < <list-of-paths>
+'git check-attr' [-a | --all | attr...] [--] pathname...
+'git check-attr' --stdin [-z] [-a | --all | attr...] < <list-of-paths>
 
 DESCRIPTION
 -----------
@@ -19,6 +19,11 @@ For every pathname, this command will list if each attribute is 'unspecified',
 
 OPTIONS
 -------
+-a, --all::
+       List all attributes that are associated with the specified
+       paths.  If this option is used, then 'unspecified' attributes
+       will not be included in the output.
+
 --stdin::
        Read file names from stdin instead of from the command-line.
 
@@ -28,8 +33,11 @@ OPTIONS
 
 \--::
        Interpret all preceding arguments as attributes and all following
-       arguments as path names. If not supplied, only the first argument will
-       be treated as an attribute.
+       arguments as path names.
+
+If none of `--stdin`, `--all`, or `--` is used, the first argument
+will be treated as an attribute and the rest of the arguments as
+pathnames.
 
 OUTPUT
 ------
@@ -69,6 +77,13 @@ org/example/MyClass.java: diff: java
 org/example/MyClass.java: myAttr: set
 ---------------
 
+* Listing all attributes for a file:
+---------------
+$ git check-attr --all -- org/example/MyClass.java
+org/example/MyClass.java: diff: java
+org/example/MyClass.java: myAttr: set
+---------------
+
 * Listing an attribute for multiple files:
 ---------------
 $ git check-attr myAttr -- org/example/MyClass.java org/example/NoMyAttr.java