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###########################################################################
# SimpleCommandRunner.py - description #
# ------------------------------ #
# begin : Tue May 17 2005 #
# copyright : (C) 2005 by Simon Edwards #
# email : [email protected] #
# #
###########################################################################
# #
# This program is free software; you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation; either version 2 of the License, or #
# (at your option) any later version. #
# #
###########################################################################
from qt import *
from kdecore import *
import locale
debug = False
#debug = True
class SimpleCommandRunner(QObject):
########################################################################
def __init__(self):
QObject.__init__(self)
########################################################################
def run(self,cmdlist,STDOUT_only=False):
"""Run the given command and return the result.
Keyword arguments:
cmdlist - Command and arguments. Given as a list of strings. The first item is
the executable.
STDOUT_only - Do not return STDERR in the output stream.
Returns a tuple (rc,output). rc is the numeric return code from
the command, or None if the command couldn't be started. output
is the output from stdout and stderr.
"""
global debug
if debug: print cmdlist
self.STDOUT_only = STDOUT_only
self.output = u""
proc = KProcess()
proc.setEnvironment("LANG","US")
proc.setEnvironment("LC_ALL","US")
self.connect(proc,SIGNAL("receivedStdout(KProcess *,char *,int)"),self.slotStdout)
self.connect(proc,SIGNAL("receivedStderr(KProcess *,char *,int)"),self.slotStderr)
proc.setArguments(cmdlist)
rc = None
if proc.start(proc.Block,proc.AllOutput)==True:
if proc.normalExit():
rc = proc.exitStatus()
return (rc,self.output)
########################################################################
def slotStdout(self,proc,buffer,buflen):
global debug
if debug: print "slotStdout() |"+buffer+"|"
self.output += buffer.decode(locale.getpreferredencoding())
########################################################################
def slotStderr(self,proc,buffer,buflen):
global debug
if debug: print "slotStderr() |"+buffer+"|"
if not self.STDOUT_only:
self.output += buffer.decode(locale.getpreferredencoding())
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