blob: 188fd7c64883fdcbcc69abe4f42194b85afa5d3e [file] [log] [blame]
#
# Copyright (C) 2008 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import print_function
import os
import sys
from command import Command
from git_config import IsId
from git_command import git
import gitc_utils
from progress import Progress
from project import SyncBuffer
class Start(Command):
common = True
helpSummary = "Start a new branch for development"
helpUsage = """
%prog <newbranchname> [--all | <project>...]
"""
helpDescription = """
'%prog' begins a new branch of development, starting from the
revision specified in the manifest.
"""
def _Options(self, p):
p.add_option('--all',
dest='all', action='store_true',
help='begin branch in all projects')
def Execute(self, opt, args):
if not args:
self.Usage()
nb = args[0]
if not git.check_ref_format('heads/%s' % nb):
print("error: '%s' is not a valid name" % nb, file=sys.stderr)
sys.exit(1)
err = []
projects = []
if not opt.all:
projects = args[1:]
if len(projects) < 1:
print("error: at least one project must be specified", file=sys.stderr)
sys.exit(1)
proj_name_to_gitc_proj_dict = {}
if self.gitc_manifest:
all_projects = self.GetProjects(projects, manifest=self.gitc_manifest,
missing_ok=True)
for project in all_projects:
if project.old_revision:
project.already_synced = True
else:
project.already_synced = False
project.old_revision = project.revisionExpr
proj_name_to_gitc_proj_dict[project.name] = project
project.revisionExpr = None
# Save the GITC manifest.
gitc_utils.save_manifest(self.gitc_manifest)
all_projects = self.GetProjects(projects,
missing_ok=bool(self.gitc_manifest))
pm = Progress('Starting %s' % nb, len(all_projects))
for project in all_projects:
pm.update()
if self.gitc_manifest:
gitc_project = proj_name_to_gitc_proj_dict[project.name]
# Sync projects that have already been opened.
if not gitc_project.already_synced:
proj_localdir = os.path.join(self.gitc_manifest.gitc_client_dir,
project.relpath)
project.worktree = proj_localdir
if not os.path.exists(proj_localdir):
os.makedirs(proj_localdir)
project.Sync_NetworkHalf()
sync_buf = SyncBuffer(self.manifest.manifestProject.config)
project.Sync_LocalHalf(sync_buf)
project.revisionExpr = gitc_project.old_revision
# If the current revision is a specific SHA1 then we can't push back
# to it; so substitute with dest_branch if defined, or with manifest
# default revision instead.
branch_merge = ''
if IsId(project.revisionExpr):
if project.dest_branch:
branch_merge = project.dest_branch
else:
branch_merge = self.manifest.default.revisionExpr
if not project.StartBranch(nb, branch_merge=branch_merge):
err.append(project)
pm.end()
if err:
for p in err:
print("error: %s/: cannot start %s" % (p.relpath, nb),
file=sys.stderr)
sys.exit(1)