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#!/usr/bin/env python3
#
# Kill bitbake processes if the process' cwd == cwd
#
# Copyright (c) 2019 Wind River Systems, Inc.
#
# SPDX-License-Identifier: GPL-2.0-only
#

import os
import sys
import re

pids = [pid for pid in os.listdir('/proc') if pid.isdigit()]

bb_pids = []
cwd =os.getcwd()
for pid in pids:
    cmdline_path = os.path.join('/proc', pid, 'cmdline')
    pid_cwd = os.path.join('/proc', pid, 'cwd')
    if os.path.exists(cmdline_path) and os.path.exists(pid_cwd):
        pid_cwd = os.readlink(pid_cwd)
        with open(cmdline_path, 'r') as f:
            cmdline = f.read()
            # Kill the bitbake process if its cwd == cwd
            if re.match('python3.*/bitbake/bin/bitbake', cmdline) and pid_cwd == cwd:
                bb_pids.append(pid)

if not bb_pids:
    print('No bitbake processes found in current working dir')
    sys.exit(0)

for pid in bb_pids:
    print('Killing %s' % pid)
    os.kill(int(pid), 9)