--- /dev/null
+__copyright__ = """
+Copyright (C) 2005, Catalin Marinas <catalin.marinas@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License version 2 as
+published by the Free Software Foundation.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+"""
+
+import sys, os
+from optparse import OptionParser, make_option
+
+from stgit.commands.common import *
+from stgit.utils import *
+from stgit import stack, git
+
+
+help = 'move the stack base to another point in history'
+usage = """%prog [options] <new-base-id>
+
+Pop all patches from current stack, move the stack base to the given
+<new-base-id> and push the patches back."""
+
+options = [make_option('-n', '--nopush',
+ help = 'do not push the patches back after rebasing',
+ action = 'store_true')]
+
+def func(parser, options, args):
+ """Rebase the current stack
+ """
+ if len(args) != 1:
+ parser.error('incorrect number of arguments')
+
+ if crt_series.get_protected():
+ raise CmdException, 'This branch is protected. Rebase is not permitted'
+
+ check_local_changes()
+ check_conflicts()
+ check_head_top_equal()
+
+ # pop all patches
+ applied = crt_series.get_applied()
+ if len(applied) > 0:
+ print 'Popping all applied patches...',
+ sys.stdout.flush()
+ crt_series.pop_patch(applied[0])
+ print 'done'
+
+ print 'Rebasing to "%s"...' % args[0]
+ git.reset(tree_id = git_id(args[0]))
+
+ # push the patches back
+ if not options.nopush:
+ push_patches(applied)
+
+ print_crt_patch()