worktree: new place for "git prune --worktrees"

Commit 23af91d (prune: strategies for linked checkouts - 2014-11-30)
adds "--worktrees" to "git prune" without realizing that "git prune" is
for object database only. This patch moves the same functionality to a
new command "git worktree".

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/Documentation/git-worktree.txt b/Documentation/git-worktree.txt
new file mode 100644
index 0000000000..41103e5485
--- /dev/null
+++ b/Documentation/git-worktree.txt
@@ -0,0 +1,48 @@
+git-worktree(1)
+===============
+
+NAME
+----
+git-worktree - Manage multiple worktrees
+
+
+SYNOPSIS
+--------
+[verse]
+'git worktree prune' [-n] [-v] [--expire <expire>]
+
+DESCRIPTION
+-----------
+
+Manage multiple worktrees attached to the same repository. These are
+created by the command `git checkout --to`.
+
+COMMANDS
+--------
+prune::
+
+Prune working tree information in $GIT_DIR/worktrees.
+
+OPTIONS
+-------
+
+-n::
+--dry-run::
+	Do not remove anything; just report what it would
+	remove.
+
+-v::
+--verbose::
+	Report all removals.
+
+--expire <time>::
+	Only expire unused worktrees older than <time>.
+
+SEE ALSO
+--------
+
+linkgit:git-checkout[1]
+
+GIT
+---
+Part of the linkgit:git[1] suite