doc: generate a list of valid merge tools

diff --git a/Documentation/git-checkout.txt b/Documentation/git-checkout.txt
index 63a251612ab9a25b798c8cdbb3a69e8a76241e36..7958a4700642270ad3f801e314cf870331cf4512 100644 (file)
--- a/Documentation/git-checkout.txt
+++ b/Documentation/git-checkout.txt
@@ -84,11 +84,11 @@ entries; instead, unmerged entries are ignored.
        When checking out paths from the index, check out stage #2
        ('ours') or #3 ('theirs') for unmerged paths.
 
--b::
+-b <new_branch>::
        Create a new branch named <new_branch> and start it at
        <start_point>; see linkgit:git-branch[1] for details.
 
--B::
+-B <new_branch>::
        Creates the branch <new_branch> and start it at <start_point>;
        if it already exists, then reset it to <start_point>. This is
        equivalent to running "git branch" with "-f"; see
@@ -124,7 +124,7 @@ explicitly give a name with '-b' in such a case.
        <commit> is not a branch name.  See the "DETACHED HEAD" section
        below for details.
 
---orphan::
+--orphan <new_branch>::
        Create a new 'orphan' branch, named <new_branch>, started from
        <start_point> and switch to it.  The first commit made on this
        new branch will have no parents and it will be the root of a new
@@ -367,6 +367,18 @@ $ git checkout hello.c            <3>
 <2> take a file out of another commit
 <3> restore hello.c from the index
 +
+If you want to check out _all_ C source files out of the index,
+you can say
++
+------------
+$ git checkout -- '*.c'
+------------
++
+Note the quotes around `*.c`.  The file `hello.c` will also be
+checked out, even though it is no longer in the working tree,
+because the file globbing is used to match entries in the index
+(not in the working tree by the shell).
++
 If you have an unfortunate branch that is named `hello.c`, this
 step would be confused as an instruction to switch to that branch.
 You should instead write: