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72 lines
2.0 KiB
Python
72 lines
2.0 KiB
Python
"""cli-specific implementation of process utilities.
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cli - Common Language Infrastructure for IronPython. Code
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can run on any operating system. Check os.name for os-
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specific settings.
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This file is only meant to be imported by process.py, not by end-users.
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This file is largely untested. To become a full drop-in process
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interface for IronPython will probably require you to help fill
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in the details.
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"""
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# Import cli libraries:
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import clr
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import System
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# Import Python libraries:
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import os
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# Import IPython libraries:
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from ._process_common import arg_split
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def system(cmd):
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"""
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system(cmd) should work in a cli environment on Mac OSX, Linux,
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and Windows
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"""
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psi = System.Diagnostics.ProcessStartInfo(cmd)
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psi.RedirectStandardOutput = True
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psi.RedirectStandardError = True
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psi.WindowStyle = System.Diagnostics.ProcessWindowStyle.Normal
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psi.UseShellExecute = False
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# Start up process:
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reg = System.Diagnostics.Process.Start(psi)
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def getoutput(cmd):
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"""
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getoutput(cmd) should work in a cli environment on Mac OSX, Linux,
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and Windows
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"""
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psi = System.Diagnostics.ProcessStartInfo(cmd)
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psi.RedirectStandardOutput = True
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psi.RedirectStandardError = True
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psi.WindowStyle = System.Diagnostics.ProcessWindowStyle.Normal
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psi.UseShellExecute = False
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# Start up process:
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reg = System.Diagnostics.Process.Start(psi)
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myOutput = reg.StandardOutput
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output = myOutput.ReadToEnd()
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myError = reg.StandardError
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error = myError.ReadToEnd()
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return output
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def check_pid(pid):
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"""
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Check if a process with the given PID (pid) exists
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"""
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try:
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System.Diagnostics.Process.GetProcessById(pid)
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# process with given pid is running
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return True
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except System.InvalidOperationException:
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# process wasn't started by this object (but is running)
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return True
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except System.ArgumentException:
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# process with given pid isn't running
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return False
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