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# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import os
from .config import Config
from .gn import BuildDirectoryForConfig
class Paths(object):
"""Provides commonly used paths"""
def __init__(self, config=None, build_dir=None):
"""Specify either a config or a build_dir to generate paths to binary
artifacts."""
self.src_root = os.path.abspath(os.path.join(__file__,
os.pardir, os.pardir, os.pardir, os.pardir))
self.mojo_dir = os.path.join(self.src_root, "mojo")
self.adb_path = os.path.join(self.src_root, 'third_party', 'android_tools',
'sdk', 'platform-tools', 'adb')
if config:
self.build_dir = BuildDirectoryForConfig(config, self.src_root)
elif build_dir is not None:
self.build_dir = os.path.abspath(build_dir)
else:
self.build_dir = None
if self.build_dir is not None:
self.mojo_shell_path = os.path.join(self.build_dir, "mojo_runner")
# TODO(vtl): Use the host OS here, since |config| may not be available.
# In any case, if the target is Windows, but the host isn't, using
# |os.path| isn't correct....
if Config.GetHostOS() == Config.OS_WINDOWS:
self.mojo_shell_path += ".exe"
if config and config.target_os == Config.OS_ANDROID:
self.target_mojo_shell_path = os.path.join(self.build_dir,
"apks",
config.apk_name)
else:
self.target_mojo_shell_path = self.mojo_shell_path
else:
self.mojo_shell_path = None
self.target_mojo_shell_path = None
def RelPath(self, path):
"""Returns the given path, relative to the current directory."""
return os.path.relpath(path)
def SrcRelPath(self, path):
"""Returns the given path, relative to self.src_root."""
return os.path.relpath(path, self.src_root)
def FileFromUrl(self, url):
"""Given an app URL (<scheme>:<appname>), return 'build_dir/appname.mojo'.
If self.build_dir is None, just return appname.mojo
"""
(_, name) = url.split(':')
if self.build_dir:
return os.path.join(self.build_dir, name + '.mojo')
return name + '.mojo'
@staticmethod
def IsValidAppUrl(url):
"""Returns False if url is malformed, True otherwise."""
try:
return len(url.split(':')) == 2
except ValueError:
return False
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