Check for IO errors after running a command

diff --git a/Documentation/git-tar-tree.txt b/Documentation/git-tar-tree.txt
index 7a99acf2ec92f9bbab84b664d10bb442482c4911..2d01d9666fd2ab5f53ab2265ca701d56ea370f8b 100644 (file)
--- a/Documentation/git-tar-tree.txt
+++ b/Documentation/git-tar-tree.txt
@@ -3,7 +3,7 @@ git-tar-tree(1)
 
 NAME
 ----
-git-tar-tree - Creates a tar archive of the files in the named tree
+git-tar-tree - Create a tar archive of the files in the named tree object
 
 
 SYNOPSIS
@@ -12,6 +12,9 @@ SYNOPSIS
 
 DESCRIPTION
 -----------
+THIS COMMAND IS DEPRECATED.  Use `git-archive` with `--format=tar`
+option instead (and move the <base> argument to `--prefix=base/`).
+
 Creates a tar archive containing the tree structure for the named tree.
 When <base> is specified it is added as a leading path to the files in the
 generated tar archive.
@@ -47,7 +50,7 @@ repository configuration as follows :
         umask = 002    ;# group friendly
 
 The special umask value "user" indicates that the user's current umask
-will be used instead. The default value remains 0, which means world
+will be used instead.  The default value is 002, which means group
 readable/writable files and directories.
 
 EXAMPLES
@@ -71,6 +74,11 @@ git tar-tree --remote=example.com:git.git v1.4.0 >git-1.4.0.tar::
 
        Get a tarball v1.4.0 from example.com.
 
+git tar-tree HEAD:Documentation/ git-docs > git-1.4.0-docs.tar::
+
+       Put everything in the current head's Documentation/ directory
+       into 'git-1.4.0-docs.tar', with the prefix 'git-docs/'.
+
 Author
 ------
 Written by Rene Scharfe.
@@ -82,4 +90,3 @@ Documentation by David Greaves, Junio C Hamano and the git-list <git@vger.kernel
 GIT
 ---
 Part of the gitlink:git[7] suite
-