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import os
import platform
from compat import decode_utf8
if os.name == 'nt':
import sys
if sys.version_info < (3,):
import _winreg as winreg
else:
import winreg
def _reg_open_key(key, subkey):
try:
return winreg.OpenKey(key, subkey)
except (WindowsError, OSError):
if platform.architecture()[0] == '32bit':
bitness_sam = winreg.KEY_WOW64_64KEY
else:
bitness_sam = winreg.KEY_WOW64_32KEY
return winreg.OpenKey(key, subkey, 0, winreg.KEY_READ | bitness_sam)
def _reg_open_key_bits(key, subkey, bits):
sam = winreg.KEY_READ
if platform.architecture()[0] == '32bit':
if bits == '64':
# Force 32bit process to search in 64bit registry
sam |= winreg.KEY_WOW64_64KEY
else:
if bits == '32':
# Force 64bit process to search in 32bit registry
sam |= winreg.KEY_WOW64_32KEY
return winreg.OpenKey(key, subkey, 0, sam)
def _find_mono_in_reg(subkey, bits):
try:
with _reg_open_key_bits(winreg.HKEY_LOCAL_MACHINE, subkey, bits) as hKey:
value, regtype = winreg.QueryValueEx(hKey, 'SdkInstallRoot')
return value
except (WindowsError, OSError):
return None
def _find_mono_in_reg_old(subkey, bits):
try:
with _reg_open_key_bits(winreg.HKEY_LOCAL_MACHINE, subkey, bits) as hKey:
default_clr, regtype = winreg.QueryValueEx(hKey, 'DefaultCLR')
if default_clr:
return _find_mono_in_reg(subkey + '\\' + default_clr, bits)
return None
except (WindowsError, EnvironmentError):
return None
def find_mono_root_dir(bits):
root_dir = _find_mono_in_reg(r'SOFTWARE\Mono', bits)
if root_dir is not None:
return root_dir
root_dir = _find_mono_in_reg_old(r'SOFTWARE\Novell\Mono', bits)
if root_dir is not None:
return root_dir
return ''
def find_msbuild_tools_path_reg():
import subprocess
vswhere = os.getenv('PROGRAMFILES(X86)')
if not vswhere:
vswhere = os.getenv('PROGRAMFILES')
vswhere += r'\Microsoft Visual Studio\Installer\vswhere.exe'
vswhere_args = ['-latest', '-requires', 'Microsoft.Component.MSBuild']
try:
lines = subprocess.check_output([vswhere] + vswhere_args).splitlines()
for line in lines:
parts = decode_utf8(line).split(':', 1)
if len(parts) < 2 or parts[0] != 'installationPath':
continue
val = parts[1].strip()
if not val:
raise ValueError('Value of `installationPath` entry is empty')
return os.path.join(val, "MSBuild\\15.0\\Bin")
raise ValueError('Cannot find `installationPath` entry')
except ValueError as e:
print('Error reading output from vswhere: ' + e.message)
except WindowsError:
pass # Fine, vswhere not found
except (subprocess.CalledProcessError, OSError):
pass
# Try to find 14.0 in the Registry
try:
subkey = r'SOFTWARE\Microsoft\MSBuild\ToolsVersions\14.0'
with _reg_open_key(winreg.HKEY_LOCAL_MACHINE, subkey) as hKey:
value, regtype = winreg.QueryValueEx(hKey, 'MSBuildToolsPath')
return value
except (WindowsError, OSError):
return ''
return ''
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