mirror of
https://git.rtems.org/rtems-source-builder
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247 lines
8.5 KiB
Python
Executable File
247 lines
8.5 KiB
Python
Executable File
#! /usr/bin/env python
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#
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# SPDX-License-Identifier: BSD-2-Clause
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#
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# Copyright (C) 2013-2019 Chris Johns (chrisj@rtems.org)
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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#
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# RTEMS Tools Project (http://www.rtems.org/)
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#
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from __future__ import print_function
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import argparse
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import datetime
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import multiprocessing
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import os
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import re
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import sys
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import threading
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import time
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version = "1.0"
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class error(Exception):
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"""Base class for Builder exceptions."""
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def set_output(self, msg):
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self.msg = msg
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def __str__(self):
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return self.msg
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class general_error(error):
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"""Raise for a general error."""
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def __init__(self, what):
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self.set_output('error: ' + str(what))
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def _collect(path_, file):
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confs = []
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for root, dirs, files in os.walk(path_, topdown = True):
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for f in files:
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if f == file:
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confs += [os.path.join(root, f)]
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return confs
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def _grep(file, pattern):
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rege = re.compile(pattern)
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try:
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f = open(file, 'r')
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matches = [rege.match(l) != None for l in f.readlines()]
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f.close()
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except IOError as err:
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raise general_error('reading: %s' % (file))
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return True in matches
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class command:
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def __init__(self, cmd, cwd):
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self.exit_code = 0
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self.thread = None
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self.output = None
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self.cmd = cmd
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self.cwd = cwd
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self.result = None
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def runner(self):
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import subprocess
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#
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# Support Python 2.6
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#
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if "check_output" not in dir(subprocess):
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def f(*popenargs, **kwargs):
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if 'stdout' in kwargs:
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raise ValueError('stdout argument not allowed, it will be overridden.')
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process = subprocess.Popen(stdout=subprocess.PIPE, *popenargs, **kwargs)
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output, unused_err = process.communicate()
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retcode = process.poll()
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if retcode:
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cmd = kwargs.get("args")
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if cmd is None:
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cmd = popenargs[0]
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raise subprocess.CalledProcessError(retcode, cmd)
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return output
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subprocess.check_output = f
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self.start_time = datetime.datetime.now()
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self.exit_code = 0
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try:
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try:
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if os.name == 'nt':
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cmd = ['sh', '-c'] + self.cmd
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else:
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cmd = self.cmd
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self.output = subprocess.check_output(cmd, cwd = self.cwd)
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except subprocess.CalledProcessError as cpe:
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self.exit_code = cpe.returncode
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self.output = cpe.output
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except OSError as ose:
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raise general_error('bootstrap failed: %s in %s: %s' % \
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(' '.join(cmd), self.cwd, (str(ose))))
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except KeyboardInterrupt:
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pass
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except:
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raise
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except:
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self.result = sys.exc_info()
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self.end_time = datetime.datetime.now()
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def run(self):
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self.thread = threading.Thread(target = self.runner)
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self.thread.start()
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def is_alive(self):
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return self.thread and self.thread.is_alive()
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def reraise(self):
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if self.result is not None:
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raise self.result[0](self.result[1])
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class autoreconf:
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def __init__(self, topdir, configure):
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self.topdir = topdir
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self.configure = configure
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self.cwd = os.path.dirname(self.configure)
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self.command = command(['autoreconf', '-i', '--no-recursive'], self.cwd)
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self.command.run()
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def is_alive(self):
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return self.command.is_alive()
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def post_process(self):
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if self.command is not None:
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self.command.reraise()
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if self.command.exit_code != 0:
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raise general_error('error: autoreconf: %s' % (' '.join(self.command.cmd)))
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makefile = os.path.join(self.cwd, 'Makefile.am')
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if os.path.exists(makefile):
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if _grep(makefile, 'stamp-h\.in'):
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stamp_h = os.path.join(self.cwd, 'stamp-h.in')
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try:
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t = open(os.path.host(stamp_h), 'w')
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t.write('timestamp')
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t.close()
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except IOError as err:
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raise general_error('writing: %s' % (stamp_h))
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def generate(topdir, jobs):
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if type(jobs) is str:
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jobs = int(jobs)
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start_time = datetime.datetime.now()
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confs = _collect(topdir, 'configure.ac')
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next = 0
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autoreconfs = []
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while next < len(confs) or len(autoreconfs) > 0:
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if next < len(confs) and len(autoreconfs) < jobs:
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print('%3d/%3d: autoreconf: %s' % \
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(next + 1, len(confs), confs[next][len(topdir) + 1:]))
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autoreconfs += [autoreconf(topdir, confs[next])]
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next += 1
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else:
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for ac in autoreconfs:
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if not ac.is_alive():
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ac.post_process()
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autoreconfs.remove(ac)
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del ac
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if len(autoreconfs) >= jobs:
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time.sleep(1)
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end_time = datetime.datetime.now()
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print('Bootstrap time: %s' % (str(end_time - start_time)))
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def run(args):
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try:
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#
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# On Windows MSYS2 prepends a path to itself to the environment
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# path. This means the RTEMS specific automake is not found and which
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# breaks the bootstrap. We need to remove the prepended path. Also
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# remove any ACLOCAL paths from the environment.
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#
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if os.name == 'nt':
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cspath = os.environ['PATH'].split(os.pathsep)
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if 'msys' in cspath[0] and cspath[0].endswith('bin'):
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os.environ['PATH'] = os.pathsep.join(cspath[1:])
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if 'ACLOCAL_PATH' in os.environ:
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#
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# The clear fails on a current MSYS2 python (Feb 2016). Delete
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# the entry if the clear fails.
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#
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try:
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os.environ['ACLOCAL_PATH'].clear()
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except:
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del os.environ['ACLOCAL_PATH']
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argsp = argparse.ArgumentParser(prog = 'rtems-bootstrap',
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description = "Bootstrap in parallel")
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argsp.add_argument('-j', '--jobs',
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help = 'number of jobs to run (default: %(default)s).',
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type = int, default = multiprocessing.cpu_count())
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argsp.add_argument('-r', '--rtems',
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type = str, default = os.getcwd(),
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help = 'path to the rtems kernel source (default: %(default)s).')
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argopts = argsp.parse_args(args[1:])
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print('RTEMS Bootstrap, %s' % (version))
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if not os.path.exists(argopts.rtems):
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raise general_error('path does not exist: %s' % (argopts.rtems))
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if not os.path.isdir(argopts.rtems):
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raise general_error('path not a directory: %s' % (argopts.rtems))
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generate(argopts.rtems, argopts.jobs)
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except general_error as gerr:
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print(gerr)
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print('Bootstrap FAILED', file = sys.stderr)
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sys.exit(1)
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except KeyboardInterrupt:
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log.notice('abort: user terminated')
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sys.exit(1)
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sys.exit(0)
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if __name__ == "__main__":
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run(sys.argv)
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