src/backend/autoremove.py


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#!/usr/bin/python3

import atexit
import io
import subprocess
import sys
import sisyphus.checkenv
import sisyphus.killemerge
import sisyphus.syncdb


def start():
    if sisyphus.checkenv.root():
        portageExec = subprocess.Popen(['emerge', '--quiet', '--depclean', '--ask'])
        portageExec.wait()
        sisyphus.syncdb.localTable()
    else:
        sys.exit("\nYou need root permissions to do this, exiting!\n")


def xstart():
    portageExec = subprocess.Popen(['emerge', '--depclean'], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
    # kill portage if the program dies or it's terminated by the user
    atexit.register(sisyphus.killemerge.start, portageExec)

    for portageOutput in io.TextIOWrapper(portageExec.stdout, encoding="utf-8"):
        print(portageOutput.rstrip())

    portageExec.wait()
    sisyphus.syncdb.localTable()