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source: rtems-source-builder/source-builder/sb/options.py @ 9bae339

4.104.95

Last change on this file since 9bae339 was 9bae339, checked in by Chris Johns <chrisj@…>, on 03/08/16 at 11:17:09
sb: Report platform import errors.
Property mode set to `100644`
File size: 25.0 KB

Rev	Line
[bf13d27]	1	#
	2	# RTEMS Tools Project (http://www.rtems.org/)
[3a972f6]	3	# Copyright 2010-2016 Chris Johns (chrisj@rtems.org)
[bf13d27]	4	# All rights reserved.
	5	#
	6	# This file is part of the RTEMS Tools package in 'rtems-tools'.
	7	#
	8	# Permission to use, copy, modify, and/or distribute this software for any
	9	# purpose with or without fee is hereby granted, provided that the above
	10	# copyright notice and this permission notice appear in all copies.
	11	#
	12	# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	13	# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	14	# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
	15	# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	16	# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
	17	# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
	18	# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	19
	20	#
	21	# Determine the defaults and load the specific file.
	22	#
	23
[3a972f6]	24	from __future__ import print_function
	25
[85b46b8]	26	import datetime
[bf13d27]	27	import glob
	28	import pprint
	29	import re
	30	import os
[cb12e48]	31	import string
[bf13d27]	32
	33	import error
	34	import execute
[b4b4f3c]	35	import git
[5142bec]	36	import log
[cb12e48]	37	import macros
[ab8319a]	38	import path
[27e5a7e]	39	import sys
[bf13d27]	40
[348e498]	41	import version
	42
[ba8a935]	43	basepath = 'sb'
[bf13d27]	44
[5237f1cc]	45	#
[3a972f6]	46	# Save the host and POSIX state.
[5237f1cc]	47	#
	48	host_windows = False
[3a972f6]	49	host_posix = True
[5237f1cc]	50
[bf13d27]	51	class command_line:
	52	"""Process the command line in a common way for all Tool Builder commands."""
	53
[cb12e48]	54	def __init__(self, argv, optargs, _defaults, command_path):
[0add2ea]	55	self._long_opts = {
[5e02e80]	56	# key macro handler param defs init
	57	'--prefix' : ('_prefix', self._lo_path, True, None, False),
	58	'--topdir' : ('_topdir', self._lo_path, True, None, False),
	59	'--configdir' : ('_configdir', self._lo_path, True, None, False),
	60	'--builddir' : ('_builddir', self._lo_path, True, None, False),
	61	'--sourcedir' : ('_sourcedir', self._lo_path, True, None, False),
	62	'--tmppath' : ('_tmppath', self._lo_path, True, None, False),
	63	'--jobs' : ('_jobs', self._lo_jobs, True, 'max', True),
	64	'--log' : ('_logfile', self._lo_string, True, None, False),
	65	'--url' : ('_url_base', self._lo_string, True, None, False),
	66	'--no-download' : ('_disable_download', self._lo_bool, False, '0', True),
	67	'--macros' : ('_macros', self._lo_string, True, None, False),
	68	'--targetcflags' : ('_targetcflags', self._lo_string, True, None, False),
	69	'--targetcxxflags' : ('_targetcxxflags', self._lo_string, True, None, False),
	70	'--libstdcxxflags' : ('_libstdcxxflags', self._lo_string, True, None, False),
	71	'--force' : ('_force', self._lo_bool, False, '0', True),
	72	'--quiet' : ('_quiet', self._lo_bool, False, '0', True),
	73	'--trace' : ('_trace', self._lo_bool, False, '0', True),
	74	'--dry-run' : ('_dry_run', self._lo_bool, False, '0', True),
	75	'--warn-all' : ('_warn_all', self._lo_bool, False, '0', True),
	76	'--no-clean' : ('_no_clean', self._lo_bool, False, '0', True),
	77	'--keep-going' : ('_keep_going', self._lo_bool, False, '0', True),
	78	'--always-clean' : ('_always_clean', self._lo_bool, False, '0', True),
[9994530]	79	'--no-install' : ('_no_install', self._lo_bool, False, '0', True),
[82e9f91]	80	'--regression' : ('_regression', self._lo_bool, False, '0', True),
[5e02e80]	81	'--host' : ('_host', self._lo_triplets, True, None, False),
	82	'--build' : ('_build', self._lo_triplets, True, None, False),
	83	'--target' : ('_target', self._lo_triplets, True, None, False),
	84	'--help' : (None, self._lo_help, False, None, False)
[0add2ea]	85	}
	86
[cb12e48]	87	self.command_path = command_path
[0add2ea]	88	self.command_name = path.basename(argv[0])
	89	self.argv = argv
	90	self.args = argv[1:]
	91	self.optargs = optargs
[cb12e48]	92	self.defaults = _defaults
[0add2ea]	93	self.opts = { 'params' : [] }
	94	for lo in self._long_opts:
	95	self.opts[lo[2:]] = self._long_opts[lo][3]
	96	if self._long_opts[lo][4]:
	97	self.defaults[self._long_opts[lo][0]] = ('none', 'none', self._long_opts[lo][3])
	98
	99	def __str__(self):
	100	def _dict(dd):
	101	s = ''
[3a972f6]	102	ddl = list(dd.keys())
[0add2ea]	103	ddl.sort()
	104	for d in ddl:
	105	s += ' ' + d + ': ' + str(dd[d]) + '\n'
	106	return s
	107
	108	s = 'command: ' + self.command() + \
	109	'\nargs: ' + str(self.args) + \
	110	'\nopts:\n' + _dict(self.opts)
	111
	112	return s
	113
	114	def _lo_string(self, opt, macro, value):
	115	if value is None:
	116	raise error.general('option requires a value: %s' % (opt))
	117	self.opts[opt[2:]] = value
[cb12e48]	118	self.defaults[macro] = value
[0add2ea]	119
	120	def _lo_path(self, opt, macro, value):
	121	if value is None:
	122	raise error.general('option requires a path: %s' % (opt))
[54d1426]	123	value = path.abspath(value)
[0add2ea]	124	self.opts[opt[2:]] = value
[cb12e48]	125	self.defaults[macro] = value
[0add2ea]	126
	127	def _lo_jobs(self, opt, macro, value):
	128	if value is None:
	129	raise error.general('option requires a value: %s' % (opt))
	130	ok = False
	131	if value in ['max', 'none', 'half']:
	132	ok = True
	133	else:
	134	try:
	135	i = int(value)
	136	ok = True
	137	except:
	138	pass
	139	if not ok:
	140	try:
	141	f = float(value)
	142	ok = True
	143	except:
	144	pass
	145	if not ok:
	146	raise error.general('invalid jobs option: %s' % (value))
[cb12e48]	147	self.defaults[macro] = value
[0add2ea]	148	self.opts[opt[2:]] = value
	149
	150	def _lo_bool(self, opt, macro, value):
	151	if value is not None:
	152	raise error.general('option does not take a value: %s' % (opt))
	153	self.opts[opt[2:]] = '1'
[cb12e48]	154	self.defaults[macro] = '1'
[0add2ea]	155
	156	def _lo_triplets(self, opt, macro, value):
	157	#
	158	# This is a target triplet. Run it past config.sub to make make sure it
	159	# is ok. The target triplet is 'cpu-vendor-os'.
	160	#
	161	e = execute.capture_execution()
	162	config_sub = path.join(self.command_path,
	163	basepath, 'config.sub')
	164	exit_code, proc, output = e.shell(config_sub + ' ' + value)
	165	if exit_code == 0:
	166	value = output
	167	self.defaults[macro] = ('triplet', 'none', value)
	168	self.opts[opt[2:]] = value
	169	_cpu = macro + '_cpu'
	170	_arch = macro + '_arch'
	171	_vendor = macro + '_vendor'
	172	_os = macro + '_os'
	173	_arch_value = ''
	174	_vendor_value = ''
	175	_os_value = ''
	176	dash = value.find('-')
	177	if dash >= 0:
	178	_arch_value = value[:dash]
	179	value = value[dash + 1:]
	180	dash = value.find('-')
	181	if dash >= 0:
	182	_vendor_value = value[:dash]
	183	value = value[dash + 1:]
	184	if len(value):
	185	_os_value = value
[cb12e48]	186	self.defaults[_cpu] = _arch_value
	187	self.defaults[_arch] = _arch_value
	188	self.defaults[_vendor] = _vendor_value
	189	self.defaults[_os] = _os_value
[0add2ea]	190
	191	def _lo_help(self, opt, macro, value):
	192	self.help()
[bf13d27]	193
[cb12e48]	194	def help(self):
[3a972f6]	195	print('%s: [options] [args]' % (self.command_name))
	196	print('RTEMS Source Builder, an RTEMS Tools Project (c) 2012-2015 Chris Johns')
	197	print('Options and arguments:')
	198	print('--force : Force the build to proceed')
	199	print('--quiet : Quiet output (not used)')
	200	print('--trace : Trace the execution')
	201	print('--dry-run : Do everything but actually run the build')
	202	print('--warn-all : Generate warnings')
	203	print('--no-clean : Do not clean up the build tree')
	204	print('--always-clean : Always clean the build tree, even with an error')
	205	print('--keep-going : Do not stop on an error.')
	206	print('--regression : Set --no-install, --keep-going and --always-clean')
	207	print('--jobs : Run with specified number of jobs, default: num CPUs.')
	208	print('--host : Set the host triplet')
	209	print('--build : Set the build triplet')
	210	print('--target : Set the target triplet')
	211	print('--prefix path : Tools build prefix, ie where they are installed')
	212	print('--topdir path : Top of the build tree, default is $PWD')
	213	print('--configdir path : Path to the configuration directory, default: ./config')
	214	print('--builddir path : Path to the build directory, default: ./build')
	215	print('--sourcedir path : Path to the source directory, default: ./source')
	216	print('--tmppath path : Path to the temp directory, default: ./tmp')
	217	print('--macros file[,[file] : Macro format files to load after the defaults')
	218	print('--log file : Log file where all build out is written too')
	219	print('--url url[,url] : URL to look for source')
	220	print('--no-download : Disable the source downloader')
	221	print('--no-install : Do not install the packages to the prefix')
	222	print('--targetcflags flags : List of C flags for the target code')
	223	print('--targetcxxflags flags : List of C++ flags for the target code')
	224	print('--libstdcxxflags flags : List of C++ flags to build the target libstdc++ code')
	225	print('--with-<label> : Add the --with-<label> to the build')
	226	print('--without-<label> : Add the --without-<label> to the build')
	227	print('--rtems-tools path : Path to an install RTEMS tool set')
	228	print('--rtems-bsp arc/bsp : Standard RTEMS architecure and BSP specifier')
	229	print('--rtems-version ver : The RTEMS major/minor version string')
[71b8893]	230	if self.optargs:
	231	for a in self.optargs:
[3a972f6]	232	print('%-22s : %s' % (a, self.optargs[a]))
[bf13d27]	233	raise error.exit()
	234
[cb12e48]	235	def process(self):
[0add2ea]	236	arg = 0
	237	while arg < len(self.args):
	238	a = self.args[arg]
	239	if a == '-?':
[cb12e48]	240	self.help()
[0add2ea]	241	elif a.startswith('--'):
	242	los = a.split('=')
	243	lo = los[0]
	244	if lo in self._long_opts:
	245	long_opt = self._long_opts[lo]
	246	if len(los) == 1:
	247	if long_opt[2]:
[c95c245]	248	if arg == len(self.args) - 1:
[0add2ea]	249	raise error.general('option requires a parameter: %s' % (lo))
	250	arg += 1
[c95c245]	251	value = self.args[arg]
[bf13d27]	252	else:
[0add2ea]	253	value = None
[71b8893]	254	else:
[0add2ea]	255	value = '='.join(los[1:])
	256	long_opt[1](lo, long_opt[0], value)
[bf13d27]	257	else:
	258	self.opts['params'].append(a)
[0add2ea]	259	arg += 1
[bf13d27]	260
[cb12e48]	261	def post_process(self):
[5142bec]	262	# Handle the log first.
	263	log.default = log.log(self.logfiles())
	264	if self.trace():
	265	log.tracing = True
	266	if self.quiet():
	267	log.quiet = True
[9994530]	268	# Must have a host
[cb12e48]	269	if self.defaults['_host'] == self.defaults['nil']:
[1a56a07]	270	raise error.general('--host not set')
	271	# Must have a host
	272	if self.defaults['_build'] == self.defaults['nil']:
	273	raise error.general('--build not set')
[82e9f91]	274	# Manage the regression option
	275	if self.opts['regression'] != '0':
	276	self.opts['no-install'] = '1'
	277	self.defaults['_no_install'] = '1'
	278	self.opts['keep-going'] = '1'
	279	self.defaults['_keep_going'] = '1'
	280	self.opts['always-clean'] = '1'
	281	self.defaults['_always_clean'] = '1'
[9994530]	282	# Handle the jobs for make
[cb12e48]	283	if '_ncpus' not in self.defaults:
[0add2ea]	284	raise error.general('host number of CPUs not set')
[cb12e48]	285	ncpus = self.jobs(self.defaults['_ncpus'])
[0add2ea]	286	if ncpus > 1:
[cb12e48]	287	self.defaults['_smp_mflags'] = '-j %d' % (ncpus)
[0add2ea]	288	else:
[cb12e48]	289	self.defaults['_smp_mflags'] = self.defaults['nil']
[9994530]	290	# Load user macro files
[014bfa9]	291	um = self.user_macros()
	292	if um:
	293	checked = path.exists(um)
	294	if False in checked:
[667255c]	295	raise error.general('macro file not found: %s' % (um[checked.index(False)]))
[014bfa9]	296	for m in um:
	297	self.defaults.load(m)
[dfdc129]	298	# Check if the user has a private set of macros to load
	299	if 'RSB_MACROS' in os.environ:
	300	if path.exists(os.environ['RSB_MACROS']):
	301	self.defaults.load(os.environ['RSB_MACROS'])
	302	if 'HOME' in os.environ:
	303	rsb_macros = path.join(os.environ['HOME'], '.rsb_macros')
	304	if path.exists(rsb_macros):
	305	self.defaults.load(rsb_macros)
[bf13d27]	306
[47d703fd]	307	def sb_released(self):
	308	if version.released():
[40e4222]	309	self.defaults['rsb_released'] = '1'
	310	self.defaults['rsb_version'] = version.str()
[47d703fd]	311
[5142bec]	312	def sb_git(self):
	313	repo = git.repo(self.defaults.expand('%{_sbdir}'), self)
	314	if repo.valid():
	315	repo_valid = '1'
	316	repo_head = repo.head()
[8c19df2]	317	repo_clean = not repo.dirty()
[74da24c]	318	repo_remotes = '%{nil}'
	319	remotes = repo.remotes()
	320	if 'origin' in remotes:
	321	repo_remotes = '%s/origin' % (remotes['origin']['url'])
[5142bec]	322	repo_id = repo_head
	323	if not repo_clean:
	324	repo_id += '-modified'
[dfdc129]	325	repo_mail = repo.email()
[5142bec]	326	else:
	327	repo_valid = '0'
	328	repo_head = '%{nil}'
	329	repo_clean = '%{nil}'
[74da24c]	330	repo_remotes = '%{nil}'
[5142bec]	331	repo_id = 'no-repo'
[dfdc129]	332	repo_mail = None
[5142bec]	333	self.defaults['_sbgit_valid'] = repo_valid
	334	self.defaults['_sbgit_head'] = repo_head
	335	self.defaults['_sbgit_clean'] = str(repo_clean)
[74da24c]	336	self.defaults['_sbgit_remotes'] = str(repo_remotes)
[5142bec]	337	self.defaults['_sbgit_id'] = repo_id
[dfdc129]	338	if repo_mail is not None:
	339	self.defaults['_sbgit_mail'] = repo_mail
[5142bec]	340
[bf13d27]	341	def command(self):
[ab8319a]	342	return path.join(self.command_path, self.command_name)
[bf13d27]	343
[864360e]	344	def force(self):
	345	return self.opts['force'] != '0'
	346
[bf13d27]	347	def dry_run(self):
	348	return self.opts['dry-run'] != '0'
	349
	350	def set_dry_run(self):
	351	self.opts['dry-run'] = '1'
	352
	353	def quiet(self):
	354	return self.opts['quiet'] != '0'
	355
	356	def trace(self):
	357	return self.opts['trace'] != '0'
	358
	359	def warn_all(self):
	360	return self.opts['warn-all'] != '0'
	361
[0add2ea]	362	def keep_going(self):
	363	return self.opts['keep-going'] != '0'
	364
[bf13d27]	365	def no_clean(self):
	366	return self.opts['no-clean'] != '0'
	367
[0add2ea]	368	def always_clean(self):
	369	return self.opts['always-clean'] != '0'
	370
[9994530]	371	def no_install(self):
	372	return self.opts['no-install'] != '0'
	373
[3963ac4]	374	def canadian_cross(self):
	375	_host = self.defaults.expand('%{_host}')
	376	_build = self.defaults.expand('%{_build}')
	377	_target = self.defaults.expand('%{_target}')
	378	if len(_target):
	379	return len(_host) and len(_build) and (_target) and \
	380	_host != _build and _host != _target
	381	return len(_host) and len(_build) and _host != _build
	382
[014bfa9]	383	def user_macros(self):
	384	#
	385	# Return something even if it does not exist.
	386	#
	387	if self.opts['macros'] is None:
	388	return None
	389	um = []
	390	configs = self.defaults.expand('%{_configdir}').split(':')
	391	for m in self.opts['macros'].split(','):
	392	if path.exists(m):
	393	um += [m]
	394	else:
	395	# Get the expanded config macros then check them.
	396	cm = path.expand(m, configs)
	397	ccm = path.exists(cm)
	398	if True in ccm:
	399	# Pick the first found
	400	um += [cm[ccm.index(True)]]
	401	else:
	402	um += [m]
	403	return um if len(um) else None
	404
[0add2ea]	405	def jobs(self, cpus):
	406	cpus = int(cpus)
	407	if self.opts['jobs'] == 'none':
	408	cpus = 0
	409	elif self.opts['jobs'] == 'max':
	410	pass
	411	elif self.opts['jobs'] == 'half':
	412	cpus = cpus / 2
	413	else:
	414	ok = False
	415	try:
	416	i = int(self.opts['jobs'])
	417	cpus = i
	418	ok = True
	419	except:
	420	pass
	421	if not ok:
	422	try:
	423	f = float(self.opts['jobs'])
	424	cpus = f * cpus
	425	ok = True
	426	except:
	427	pass
	428	if not ok:
	429	raise error.internal('bad jobs option: %s' % (self.opts['jobs']))
	430	if cpus <= 0:
	431	cpu = 1
	432	return cpus
[bf13d27]	433
	434	def params(self):
	435	return self.opts['params']
	436
[ba0008c]	437	def parse_args(self, arg, error = True, extra = True):
[d755065]	438	for a in range(0, len(self.args)):
	439	if self.args[a].startswith(arg):
	440	lhs = None
	441	rhs = None
	442	if '=' in self.args[a]:
	443	eqs = self.args[a].split('=')
	444	lhs = eqs[0]
	445	if len(eqs) > 2:
	446	rhs = '='.join(eqs[1:])
	447	else:
	448	rhs = eqs[1]
[ba0008c]	449	elif extra:
[d755065]	450	lhs = self.args[a]
	451	a += 1
[ba0008c]	452	if a < len(self.args):
	453	rhs = self.args[a]
[d755065]	454	return [lhs, rhs]
	455	a += 1
	456	return None
	457
[71b8893]	458	def get_arg(self, arg):
[dfdc129]	459	if self.optargs is None or arg not in self.optargs:
[6444d58]	460	return None
[d755065]	461	return self.parse_args(arg)
	462
	463	def with_arg(self, label):
	464	for pre in ['with', 'without']:
	465	arg_str = '--%s-%s' % (pre, label)
	466	arg_label = '%s_%s' % (pre, label)
[ba0008c]	467	arg = self.parse_args(arg_str, error = False, extra = False)
[d755065]	468	if arg is not None:
	469	if arg[1] is None:
	470	result = 'yes'
	471	else:
	472	result = arg[1]
	473	break
	474	if pre == 'with':
	475	result = 'yes'
	476	else:
	477	result = 'no'
	478	return [arg_label, result]
[71b8893]	479
[bf13d27]	480	def get_config_files(self, config):
[ab8319a]	481	#
	482	# Convert to shell paths and return shell paths.
	483	#
[8f84a6b]	484	# @fixme should this use a passed in set of defaults and not
	485	# not the initial set of values ?
	486	#
[ab8319a]	487	config = path.shell(config)
[71b8893]	488	if '*' in config or '?' in config:
[3a972f6]	489	print(config)
[ab8319a]	490	configdir = path.dirname(config)
	491	configbase = path.basename(config)
[bf13d27]	492	if len(configbase) == 0:
	493	configbase = '*'
[71b8893]	494	if not configbase.endswith('.cfg'):
	495	configbase = configbase + '.cfg'
[bf13d27]	496	if len(configdir) == 0:
[cb12e48]	497	configdir = self.macros.expand(self.defaults['_configdir'])
[ab8319a]	498	configs = []
[71b8893]	499	for cp in configdir.split(':'):
	500	hostconfigdir = path.host(cp)
	501	for f in glob.glob(os.path.join(hostconfigdir, configbase)):
	502	configs += path.shell(f)
[bf13d27]	503	else:
	504	configs = [config]
	505	return configs
	506
	507	def config_files(self):
	508	configs = []
	509	for config in self.opts['params']:
	510	configs.extend(self.get_config_files(config))
	511	return configs
	512
	513	def logfiles(self):
[cb12e48]	514	if 'log' in self.opts and self.opts['log'] is not None:
[bf13d27]	515	return self.opts['log'].split(',')
[85b46b8]	516	return ['rsb-log-%s.txt' % (datetime.datetime.now().strftime('%Y%m%d-%H%M%S'))]
[bf13d27]	517
	518	def urls(self):
[0add2ea]	519	if self.opts['url'] is not None:
[bf13d27]	520	return self.opts['url'].split(',')
	521	return None
	522
[5e02e80]	523	def download_disabled(self):
	524	return self.opts['no-download'] != '0'
	525
[6444d58]	526	def disable_install(self):
	527	self.opts['no-install'] = '1'
	528
[74da24c]	529	def info(self):
	530	s = ' Command Line: %s%s' % (' '.join(self.argv), os.linesep)
	531	s += ' Python: %s' % (sys.version.replace('\n', ''))
	532	return s
	533
[348e498]	534	def log_info(self):
[74da24c]	535	log.output(self.info())
[348e498]	536
[6444d58]	537	def rtems_options(self):
	538	# Check for RTEMS specific helper options.
	539	rtems_tools = self.parse_args('--rtems-tools')
	540	if rtems_tools is not None:
	541	if self.get_arg('--with-tools') is not None:
	542	raise error.general('--rtems-tools and --with-tools cannot be used together')
	543	self.args.append('--with-tools=%s' % (rtems_tools[1]))
	544	rtems_arch_bsp = self.parse_args('--rtems-bsp')
	545	if rtems_arch_bsp is not None:
	546	if self.get_arg('--target') is not None:
	547	raise error.general('--rtems-bsp and --target cannot be used together')
	548	ab = rtems_arch_bsp[1].split('/')
	549	if len(ab) != 2:
	550	raise error.general('invalid --rtems-bsp option')
	551	rtems_version = self.parse_args('--rtems-version')
	552	if rtems_version is None:
	553	rtems_version = '%d.%d' % (version.major, version.minor)
	554	else:
	555	rtems_version = rtems_version[1]
	556	self.args.append('--target=%s-rtems%s' % (ab[0], rtems_version))
	557	self.args.append('--with-rtems-bsp=%s' % (ab[1]))
	558
[cb12e48]	559	def load(args, optargs = None, defaults = '%{_sbdir}/defaults.mc'):
[bf13d27]	560	"""
	561	Copy the defaults, get the host specific values and merge them overriding
	562	any matching defaults, then create an options object to handle the command
	563	line merging in any command line overrides. Finally post process the
	564	command line.
	565	"""
[cb12e48]	566
[5237f1cc]	567	global host_windows
[3a972f6]	568	global host_posix
[5237f1cc]	569
[cb12e48]	570	#
	571	# The path to this command.
	572	#
	573	command_path = path.dirname(args[0])
	574	if len(command_path) == 0:
	575	command_path = '.'
	576
	577	#
	578	# The command line contains the base defaults object all build objects copy
	579	# and modify by loading a configuration.
	580	#
	581	o = command_line(args,
	582	optargs,
	583	macros.macros(name = defaults,
	584	sbdir = command_path),
	585	command_path)
	586
[bf13d27]	587	overrides = None
	588	if os.name == 'nt':
[2edd4c9]	589	try:
	590	import windows
	591	overrides = windows.load()
[5237f1cc]	592	host_windows = True
[3a972f6]	593	host_posix = False
[2edd4c9]	594	except:
	595	raise error.general('failed to load Windows host support')
[4f26bdb]	596	elif os.name == 'posix':
[bf13d27]	597	uname = os.uname()
	598	try:
[3a972f6]	599	if uname[0].startswith('MINGW64_NT'):
	600	import windows
	601	overrides = windows.load()
	602	host_windows = True
	603	elif uname[0].startswith('CYGWIN_NT'):
[4f26bdb]	604	import windows
	605	overrides = windows.load()
	606	elif uname[0] == 'Darwin':
[bf13d27]	607	import darwin
	608	overrides = darwin.load()
	609	elif uname[0] == 'FreeBSD':
	610	import freebsd
	611	overrides = freebsd.load()
[a4937d8]	612	elif uname[0] == 'NetBSD':
	613	import netbsd
	614	overrides = netbsd.load()
[bf13d27]	615	elif uname[0] == 'Linux':
	616	import linux
	617	overrides = linux.load()
[5eb832f]	618	elif uname[0] == 'SunOS':
	619	import solaris
	620	overrides = solaris.load()
[9bae339]	621	except error.general as ge:
	622	raise error.general('failed to load %s host support: %s' % (uname[0], ge))
[bf13d27]	623	except:
[1a56a07]	624	raise error.general('failed to load %s host support' % (uname[0]))
[4f26bdb]	625	else:
	626	raise error.general('unsupported host type; please add')
[bf13d27]	627	if overrides is None:
	628	raise error.general('no hosts defaults found; please add')
	629	for k in overrides:
[cb12e48]	630	o.defaults[k] = overrides[k]
	631
[47d703fd]	632	o.sb_released()
[5142bec]	633	o.sb_git()
[6444d58]	634	o.rtems_options()
[cb12e48]	635	o.process()
	636	o.post_process()
	637
[7dddcc2]	638	#
	639	# Load the release hashes
	640	#
	641	version.load_release_hashes(o.defaults)
	642
[cb12e48]	643	return o
[bf13d27]	644
[27e5a7e]	645	def run(args):
[bf13d27]	646	try:
[1a56a07]	647	_opts = load(args = args, defaults = 'defaults.mc')
[47d703fd]	648	log.notice('RTEMS Source Builder - Defaults, %s' % (version.str()))
[348e498]	649	_opts.log_info()
	650	log.notice('Options:')
	651	log.notice(str(_opts))
	652	log.notice('Defaults:')
	653	log.notice(str(_opts.defaults))
[d755065]	654	log.notice('with-opt1: %r' % (_opts.with_arg('opt1')))
	655	log.notice('without-opt2: %r' % (_opts.with_arg('opt2')))
[3a972f6]	656	except error.general as gerr:
	657	print(gerr)
[bf13d27]	658	sys.exit(1)
[3a972f6]	659	except error.internal as ierr:
	660	print(ierr)
[bf13d27]	661	sys.exit(1)
[3a972f6]	662	except error.exit as eerr:
[27e5a7e]	663	pass
	664	except KeyboardInterrupt:
[5e502a9]	665	_notice(opts, 'abort: user terminated')
[27e5a7e]	666	sys.exit(1)
[bf13d27]	667	sys.exit(0)
[27e5a7e]	668
	669	if __name__ == '__main__':
	670	run(sys.argv)

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