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#!/usr/bin/python2.4
#
#
# Copyright 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.
"""Contains utility functions for interacting with the Android build system."""
# Python imports
import os
import re
import subprocess
# local imports
import errors
import logger
def GetTop():
"""Returns the full pathname of the "top" of the Android development tree.
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
the absolute file path of the Android build root.
Raises:
AbortError: if Android build root could not be found.
"""
# TODO: does this need to be reimplemented to be like gettop() in envsetup.sh
root_path = os.getenv("ANDROID_BUILD_TOP")
if root_path is None:
logger.Log("Error: ANDROID_BUILD_TOP not defined. Please run "
"envsetup.sh and lunch/choosecombo")
raise errors.AbortError
return root_path
def GetHostOutDir():
"""Returns the full pathname of out/host/arch of the Android development tree.
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
the absolute file path of the Android host output directory.
Raises:
AbortError: if Android host output directory could not be found.
"""
host_out_path = os.getenv("ANDROID_HOST_OUT")
if host_out_path is None:
logger.Log("Error: ANDROID_HOST_OUT not defined. Please run "
"envsetup.sh and lunch/choosecombo")
raise errors.AbortError
return host_out_path
def GetHostOsArch():
"""Identify the host os and arch.
Returns:
The triple (HOST_OS, HOST_ARCH, HOST_OS-HOST_ARCH).
Raises:
AbortError: If the os and/or arch could not be found.
"""
command = ("CALLED_FROM_SETUP=true BUILD_SYSTEM=build/core "
"make --no-print-directory -C \"%s\" -f build/core/config.mk "
"dumpvar-report_config") % GetTop()
# Use the shell b/c we set some env variables before the make command.
config = subprocess.Popen(command, stdout=subprocess.PIPE,
shell=True).communicate()[0]
host_os = re.search("HOST_OS=(\w+)", config).group(1)
host_arch = re.search("HOST_ARCH=(\w+)", config).group(1)
if not (host_os and host_arch):
logger.Log("Error: Could not get host's OS and/or ARCH")
raise errors.AbortError
return (host_os, host_arch, "%s-%s" % (host_os, host_arch))
def GetOutDir():
"""Returns the full pathname of the "out" of the Android development tree.
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
the absolute file path of the Android build output directory.
"""
root_path = os.getenv("OUT_DIR")
if root_path is None:
root_path = os.path.join(GetTop(), "out")
return root_path
def GetHostBin():
"""Compute the full pathname to the host binary directory.
Typically $ANDROID_HOST_OUT/bin.
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
The absolute file path of the Android host binary directory.
Raises:
AbortError: if Android host binary directory could not be found.
"""
path = os.path.join(GetHostOutDir(), "bin")
if not os.path.exists(path):
logger.Log("Error: Host bin path could not be found %s" % path)
raise errors.AbortError
return path
def GetProductOut():
"""Returns the full pathname to the target/product directory.
Typically the value of the env variable $ANDROID_PRODUCT_OUT.
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
The absolute file path of the Android product directory.
Raises:
AbortError: if Android product directory could not be found.
"""
path = os.getenv("ANDROID_PRODUCT_OUT")
if path is None:
logger.Log("Error: ANDROID_PRODUCT_OUT not defined. Please run "
"envsetup.sh and lunch/choosecombo")
raise errors.AbortError
return path
def GetTargetNativeTestPath():
"""Returns the full pathname to target/product data/nativetest/ directory.
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
The absolute file path of the Android target native test directory.
Raises:
AbortError: if Android target native test directory could not be found.
"""
path = os.path.join(GetProductOut(), "data", "nativetest")
if not os.path.exists(path):
logger.Log("Error: Target native test path could not be found")
raise errors.AbortError
return path
def GetTargetSystemBin():
"""Returns the full pathname to the target/product system/bin directory.
Typically the value of the env variable $ANDROID_PRODUCT_OUT/system/bin
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
The absolute file path of the Android target system bin directory.
Raises:
AbortError: if Android target system bin directory could not be found.
"""
path = os.path.join(GetProductOut(), "system", "bin")
if not os.path.exists(path):
logger.Log("Error: Target system bin path could not be found")
raise errors.AbortError
return path
def GetHostLibraryPath():
"""Returns the full pathname to the host java library output directory.
Typically $ANDROID_HOST_OUT/framework.
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
The absolute file path of the Android host java library directory.
Raises:
AbortError: if Android host java library directory could not be found.
"""
path = os.path.join(GetHostOutDir(), "framework")
if not os.path.exists(path):
logger.Log("Error: Host library path could not be found %s" % path)
raise errors.AbortError
return path
def GetTestAppPath():
"""Returns the full pathname to the test app build output directory.
Typically $ANDROID_PRODUCT_OUT/data/app
Assumes build environment has been properly configured by envsetup &
lunch/choosecombo.
Returns:
The absolute file path of the Android test app build directory.
"""
return os.path.join(GetProductOut(), "data", "app")
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