1 #!/usr/bin/python2.4 2 # 3 # 4 # Copyright 2008, The Android Open Source Project 5 # 6 # Licensed under the Apache License, Version 2.0 (the "License"); 7 # you may not use this file except in compliance with the License. 8 # You may obtain a copy of the License at 9 # 10 # http://www.apache.org/licenses/LICENSE-2.0 11 # 12 # Unless required by applicable law or agreed to in writing, software 13 # distributed under the License is distributed on an "AS IS" BASIS, 14 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 # See the License for the specific language governing permissions and 16 # limitations under the License. 17 18 """Contains utility functions for interacting with the Android build system.""" 19 20 # Python imports 21 import os 22 import re 23 import subprocess 24 25 # local imports 26 import errors 27 import logger 28 29 30 def GetTop(): 31 """Returns the full pathname of the "top" of the Android development tree. 32 33 Assumes build environment has been properly configured by envsetup & 34 lunch/choosecombo. 35 36 Returns: 37 the absolute file path of the Android build root. 38 39 Raises: 40 AbortError: if Android build root could not be found. 41 """ 42 # TODO: does this need to be reimplemented to be like gettop() in envsetup.sh 43 root_path = os.getenv("ANDROID_BUILD_TOP") 44 if root_path is None: 45 logger.Log("Error: ANDROID_BUILD_TOP not defined. Please run envsetup.sh") 46 raise errors.AbortError 47 return root_path 48 49 50 def GetHostOsArch(): 51 """Identify the host os and arch. 52 53 Returns: 54 The triple (HOST_OS, HOST_ARCH, HOST_OS-HOST_ARCH). 55 56 Raises: 57 AbortError: If the os and/or arch could not be found. 58 """ 59 command = ("CALLED_FROM_SETUP=true BUILD_SYSTEM=build/core " 60 "make --no-print-directory -C \"%s\" -f build/core/config.mk " 61 "dumpvar-report_config") % GetTop() 62 63 # Use the shell b/c we set some env variables before the make command. 64 config = subprocess.Popen(command, stdout=subprocess.PIPE, 65 shell=True).communicate()[0] 66 host_os = re.search("HOST_OS=(\w+)", config).group(1) 67 host_arch = re.search("HOST_ARCH=(\w+)", config).group(1) 68 if not (host_os and host_arch): 69 logger.Log("Error: Could not get host's OS and/or ARCH") 70 raise errors.AbortError 71 return (host_os, host_arch, "%s-%s" % (host_os, host_arch)) 72 73 74 def GetHostBin(): 75 """Compute the full pathname to the host binary directory. 76 77 Typically $ANDROID_BUILD_TOP/out/host/linux-x86/bin. 78 79 Assumes build environment has been properly configured by envsetup & 80 lunch/choosecombo. 81 82 Returns: 83 The absolute file path of the Android host binary directory. 84 85 Raises: 86 AbortError: if Android host binary directory could not be found. 87 """ 88 (_, _, os_arch) = GetHostOsArch() 89 path = os.path.join(GetTop(), "out", "host", os_arch, "bin") 90 if not os.path.exists(path): 91 logger.Log("Error: Host bin path could not be found %s" % path) 92 raise errors.AbortError 93 return path 94 95 96 def GetProductOut(): 97 """Returns the full pathname to the target/product directory. 98 99 Typically the value of the env variable $ANDROID_PRODUCT_OUT. 100 101 Assumes build environment has been properly configured by envsetup & 102 lunch/choosecombo. 103 104 Returns: 105 The absolute file path of the Android product directory. 106 107 Raises: 108 AbortError: if Android product directory could not be found. 109 """ 110 path = os.getenv("ANDROID_PRODUCT_OUT") 111 if path is None: 112 logger.Log("Error: ANDROID_PRODUCT_OUT not defined. Please run envsetup.sh") 113 raise errors.AbortError 114 return path 115 116 117 def GetTargetSystemBin(): 118 """Returns the full pathname to the target/product system/bin directory. 119 120 Typically the value of the env variable $ANDROID_PRODUCT_OUT/system/bin 121 122 Assumes build environment has been properly configured by envsetup & 123 lunch/choosecombo. 124 125 Returns: 126 The absolute file path of the Android target system bin directory. 127 128 Raises: 129 AbortError: if Android target system bin directory could not be found. 130 """ 131 path = os.path.join(GetProductOut(), "system", "bin") 132 if not os.path.exists(path): 133 logger.Log("Error: Target system bin path could not be found") 134 raise errors.AbortError 135 return path 136 137 def GetHostLibraryPath(): 138 """Returns the full pathname to the host java library output directory. 139 140 Typically $ANDROID_BUILD_TOP/out/host/<host_os>/framework. 141 142 Assumes build environment has been properly configured by envsetup & 143 lunch/choosecombo. 144 145 Returns: 146 The absolute file path of the Android host java library directory. 147 148 Raises: 149 AbortError: if Android host java library directory could not be found. 150 """ 151 (_, _, os_arch) = GetHostOsArch() 152 path = os.path.join(GetTop(), "out", "host", os_arch, "framework") 153 if not os.path.exists(path): 154 logger.Log("Error: Host library path could not be found %s" % path) 155 raise errors.AbortError 156 return path 157 158 def GetTestAppPath(): 159 """Returns the full pathname to the test app build output directory. 160 161 Typically $ANDROID_PRODUCT_OUT/data/app 162 163 Assumes build environment has been properly configured by envsetup & 164 lunch/choosecombo. 165 166 Returns: 167 The absolute file path of the Android test app build directory. 168 """ 169 return os.path.join(GetProductOut(), "data", "app") 170
