Source code for ToolChain.Windows

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# ==============================================================================
# Authors:          Patrick Lehmann
#
# Python Class:     Windows tools specific classes
#
# License:
# ==============================================================================
# Copyright 2007-2016 Technische Universitaet Dresden - Germany
#                     Chair of VLSI-Design, Diagnostics and Architecture
#
# 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
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# 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.
# ==============================================================================
#
# load dependencies
from pathlib                 import Path

from Base.Exceptions         import PlatformNotSupportedException
from Base.Executable         import Executable, ExecutableArgument, CommandLineArgumentList, WindowsTupleArgument
from ToolChain               import Environment, ToolChainException #, OutputFilteredExecutable


__api__ = [
	'WindowsException',
	'Cmd'
]
__all__ = __api__


[docs]class WindowsException(ToolChainException): pass
[docs]class Cmd(Executable): def __init__(self, platform, dryrun, logger=None): if (platform == "Windows"): executablePath = Path("C:\Windows\System32\cmd.exe") else: raise PlatformNotSupportedException(platform) super().__init__(platform, dryrun, executablePath, logger=logger) self.Parameters[self.Executable] = executablePath
[docs] class Executable(metaclass=ExecutableArgument): pass
[docs] class SwitchCommand(metaclass=WindowsTupleArgument): _name = "C"
Parameters = CommandLineArgumentList( Executable, SwitchCommand )
[docs] def GetEnvironment(self, settingsFile=None): if (settingsFile is None): self.Parameters[self.SwitchCommand] = "set" else: self.Parameters[self.SwitchCommand] = "{settingsFile!s} && set".format(settingsFile=settingsFile) parameterList = self.Parameters.ToArgumentList() self.LogVerbose("command: {0}".format(" ".join(parameterList))) if (self._dryrun): self.LogDryRun("Start process: {0}".format(" ".join(parameterList))) return try: self.StartProcess(parameterList) except Exception as ex: raise WindowsException("Failed to launch cmd.exe.") from ex env = Environment() iterator = iter(self.GetReader()) for line in iterator: try: var,value = line.split("=", 1) env.Variables[var] = value except Exception as ex: raise WindowsException("Error while reading output from cmd.exe.") from ex return env