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#!/usr/bin/env python
# encoding: utf-8
# Scott Newton, 2005 (scottn)
# Thomas Nagy, 2006 (ita)
"Custom command-line options"
import os, sys, imp, types, tempfile, optparse
import Logs, Utils
from Constants import *
cmds = 'distclean configure build install clean uninstall check dist distcheck'.split()
# TODO remove in waf 1.6 the following two
commands = {}
is_install = False
options = {}
arg_line = []
launch_dir = ''
tooldir = ''
lockfile = os.environ.get('WAFLOCK', '.lock-wscript')
try: cache_global = os.path.abspath(os.environ['WAFCACHE'])
except KeyError: cache_global = ''
platform = Utils.unversioned_sys_platform()
conf_file = 'conf-runs-%s-%d.pickle' % (platform, ABI)
# Such a command-line should work: JOBS=4 PREFIX=/opt/ DESTDIR=/tmp/ahoj/ waf configure
default_prefix = os.environ.get('PREFIX')
if not default_prefix:
if platform == 'win32': default_prefix = tempfile.gettempdir()
else: default_prefix = '/usr/local/'
default_jobs = os.environ.get('JOBS', -1)
if default_jobs < 1:
try:
if 'SC_NPROCESSORS_ONLN' in os.sysconf_names:
default_jobs = os.sysconf('SC_NPROCESSORS_ONLN')
else:
default_jobs = int(Utils.cmd_output(['sysctl', '-n', 'hw.ncpu']))
except:
if os.name == 'java': # platform.system() == 'Java'
from java.lang import Runtime
default_jobs = Runtime.getRuntime().availableProcessors()
else:
# environment var defined on win32
default_jobs = int(os.environ.get('NUMBER_OF_PROCESSORS', 1))
default_destdir = os.environ.get('DESTDIR', '')
def get_usage(self):
cmds_str = []
module = Utils.g_module
if module:
# create the help messages for commands
tbl = module.__dict__
keys = list(tbl.keys())
keys.sort()
if 'build' in tbl:
if not module.build.__doc__:
module.build.__doc__ = 'builds the project'
if 'configure' in tbl:
if not module.configure.__doc__:
module.configure.__doc__ = 'configures the project'
ban = ['set_options', 'init', 'shutdown']
optlst = [x for x in keys if not x in ban
and type(tbl[x]) is type(parse_args_impl)
and tbl[x].__doc__
and not x.startswith('_')]
just = max([len(x) for x in optlst])
for x in optlst:
cmds_str.append(' %s: %s' % (x.ljust(just), tbl[x].__doc__))
ret = '\n'.join(cmds_str)
else:
ret = ' '.join(cmds)
return '''waf [command] [options]
Main commands (example: ./waf build -j4)
%s
''' % ret
setattr(optparse.OptionParser, 'get_usage', get_usage)
def create_parser(module=None):
Logs.debug('options: create_parser is called')
parser = optparse.OptionParser(conflict_handler="resolve", version = 'waf %s (%s)' % (WAFVERSION, WAFREVISION))
parser.formatter.width = Utils.get_term_cols()
p = parser.add_option
p('-j', '--jobs',
type = 'int',
default = default_jobs,
help = 'amount of parallel jobs (%r)' % default_jobs,
dest = 'jobs')
p('-k', '--keep',
action = 'store_true',
default = False,
help = 'keep running happily on independent task groups',
dest = 'keep')
p('-v', '--verbose',
action = 'count',
default = 0,
help = 'verbosity level -v -vv or -vvv [default: 0]',
dest = 'verbose')
p('--nocache',
action = 'store_true',
default = False,
help = 'ignore the WAFCACHE (if set)',
dest = 'nocache')
p('--zones',
action = 'store',
default = '',
help = 'debugging zones (task_gen, deps, tasks, etc)',
dest = 'zones')
p('-p', '--progress',
action = 'count',
default = 0,
help = '-p: progress bar; -pp: ide output',
dest = 'progress_bar')
p('--targets',
action = 'store',
default = '',
help = 'build given task generators, e.g. "target1,target2"',
dest = 'compile_targets')
gr = optparse.OptionGroup(parser, 'configuration options')
parser.add_option_group(gr)
gr.add_option('-b', '--blddir',
action = 'store',
default = '',
help = 'build dir for the project (configuration)',
dest = 'blddir')
gr.add_option('-s', '--srcdir',
action = 'store',
default = '',
help = 'src dir for the project (configuration)',
dest = 'srcdir')
gr.add_option('--prefix',
help = 'installation prefix (configuration) [default: %r]' % default_prefix,
default = default_prefix,
dest = 'prefix')
gr = optparse.OptionGroup(parser, 'installation options')
parser.add_option_group(gr)
gr.add_option('--destdir',
help = 'installation root [default: %r]' % default_destdir,
default = default_destdir,
dest = 'destdir')
gr.add_option('-f', '--force',
action = 'store_true',
default = False,
help = 'force file installation',
dest = 'force')
return parser
def parse_args_impl(parser, _args=None):
global options, commands, arg_line
(options, args) = parser.parse_args(args=_args)
arg_line = args
#arg_line = args[:] # copy
# By default, 'waf' is equivalent to 'waf build'
commands = {}
for var in cmds: commands[var] = 0
if not args:
commands['build'] = 1
args.append('build')
# Parse the command arguments
for arg in args:
commands[arg] = True
# the check thing depends on the build
if 'check' in args:
idx = args.index('check')
try:
bidx = args.index('build')
if bidx > idx:
raise ValueError('build before check')
except ValueError, e:
args.insert(idx, 'build')
if args[0] != 'init':
args.insert(0, 'init')
# TODO -k => -j0
if options.keep: options.jobs = 1
if options.jobs < 1: options.jobs = 1
if 'install' in sys.argv or 'uninstall' in sys.argv:
# absolute path only if set
options.destdir = options.destdir and os.path.abspath(os.path.expanduser(options.destdir))
Logs.verbose = options.verbose
Logs.init_log()
if options.zones:
Logs.zones = options.zones.split(',')
if not Logs.verbose: Logs.verbose = 1
elif Logs.verbose > 0:
Logs.zones = ['runner']
if Logs.verbose > 2:
Logs.zones = ['*']
# TODO waf 1.6
# 1. rename the class to OptionsContext
# 2. instead of a class attribute, use a module (static 'parser')
# 3. parse_args_impl was made in times when we did not know about binding new methods to classes
class Handler(Utils.Context):
"""loads wscript modules in folders for adding options
This class should be named 'OptionsContext'
A method named 'recurse' is bound when used by the module Scripting"""
parser = None
# make it possible to access the reference, like Build.bld
def __init__(self, module=None):
self.parser = create_parser(module)
self.cwd = os.getcwd()
Handler.parser = self
def add_option(self, *k, **kw):
self.parser.add_option(*k, **kw)
def add_option_group(self, *k, **kw):
return self.parser.add_option_group(*k, **kw)
def get_option_group(self, opt_str):
return self.parser.get_option_group(opt_str)
def sub_options(self, *k, **kw):
if not k: raise Utils.WscriptError('folder expected')
self.recurse(k[0], name='set_options')
def tool_options(self, *k, **kw):
Utils.python_24_guard()
if not k[0]:
raise Utils.WscriptError('invalid tool_options call %r %r' % (k, kw))
tools = Utils.to_list(k[0])
# TODO waf 1.6 remove the global variable tooldir
path = Utils.to_list(kw.get('tdir', kw.get('tooldir', tooldir)))
for tool in tools:
tool = tool.replace('++', 'xx')
module = Utils.load_tool(tool, path)
try:
fun = module.set_options
except AttributeError:
pass
else:
fun(kw.get('option_group', self))
def parse_args(self, args=None):
parse_args_impl(self.parser, args)