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https://gitlab.com/ita1024/waf.git
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3368341313
This adds a new option, --distcheck-args, which can be set to specify the args that will be passed to 'waf configure' when running 'waf distcheck'. If the option is not set, all arguments starting with '-' passed to 'waf distcheck' are passed instead.
255 lines
7.7 KiB
Python
255 lines
7.7 KiB
Python
#!/usr/bin/env python
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# encoding: utf-8
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# Scott Newton, 2005 (scottn)
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# Thomas Nagy, 2006-2010 (ita)
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"""
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Support for waf command-line options
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Provides default command-line options,
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as well as custom ones, used by the ``options`` wscript function.
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"""
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import os, tempfile, optparse, sys, re
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from waflib import Logs, Utils, Context
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cmds = 'distclean configure build install clean uninstall check dist distcheck'.split()
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"""
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Constant representing the default waf commands displayed in::
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$ waf --help
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"""
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options = {}
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"""
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A dictionary representing the command-line options::
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$ waf --foo=bar
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"""
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commands = []
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"""
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List of commands to execute extracted from the command-line. This list is consumed during the execution, see :py:func:`waflib.Scripting.run_commands`.
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"""
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lockfile = os.environ.get('WAFLOCK', '.lock-waf_%s_build' % sys.platform)
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try: cache_global = os.path.abspath(os.environ['WAFCACHE'])
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except KeyError: cache_global = ''
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platform = Utils.unversioned_sys_platform()
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class opt_parser(optparse.OptionParser):
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"""
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Command-line options parser.
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"""
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def __init__(self, ctx):
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optparse.OptionParser.__init__(self, conflict_handler="resolve", version='waf %s (%s)' % (Context.WAFVERSION, Context.WAFREVISION))
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self.formatter.width = Logs.get_term_cols()
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p = self.add_option
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self.ctx = ctx
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jobs = ctx.jobs()
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p('-j', '--jobs', dest='jobs', default=jobs, type='int', help='amount of parallel jobs (%r)' % jobs)
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p('-k', '--keep', dest='keep', default=0, action='count', help='keep running happily even if errors are found')
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p('-v', '--verbose', dest='verbose', default=0, action='count', help='verbosity level -v -vv or -vvv [default: 0]')
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p('--nocache', dest='nocache', default=False, action='store_true', help='ignore the WAFCACHE (if set)')
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p('--zones', dest='zones', default='', action='store', help='debugging zones (task_gen, deps, tasks, etc)')
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gr = optparse.OptionGroup(self, 'configure options')
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self.add_option_group(gr)
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gr.add_option('-o', '--out', action='store', default='', help='build dir for the project', dest='out')
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gr.add_option('-t', '--top', action='store', default='', help='src dir for the project', dest='top')
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default_prefix = os.environ.get('PREFIX')
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if not default_prefix:
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if platform == 'win32':
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d = tempfile.gettempdir()
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default_prefix = d[0].upper() + d[1:]
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# win32 preserves the case, but gettempdir does not
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else:
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default_prefix = '/usr/local/'
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gr.add_option('--prefix', dest='prefix', default=default_prefix, help='installation prefix [default: %r]' % default_prefix)
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gr.add_option('--download', dest='download', default=False, action='store_true', help='try to download the tools if missing')
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gr = optparse.OptionGroup(self, 'build and install options')
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self.add_option_group(gr)
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gr.add_option('-p', '--progress', dest='progress_bar', default=0, action='count', help= '-p: progress bar; -pp: ide output')
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gr.add_option('--targets', dest='targets', default='', action='store', help='task generators, e.g. "target1,target2"')
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gr = optparse.OptionGroup(self, 'step options')
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self.add_option_group(gr)
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gr.add_option('--files', dest='files', default='', action='store', help='files to process, by regexp, e.g. "*/main.c,*/test/main.o"')
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default_destdir = os.environ.get('DESTDIR', '')
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gr = optparse.OptionGroup(self, 'install/uninstall options')
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self.add_option_group(gr)
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gr.add_option('--destdir', help='installation root [default: %r]' % default_destdir, default=default_destdir, dest='destdir')
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gr.add_option('-f', '--force', dest='force', default=False, action='store_true', help='force file installation')
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gr.add_option('--distcheck-args', help='arguments to pass to distcheck', default=None, action='store')
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def get_usage(self):
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"""
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Return the message to print on ``waf --help``
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"""
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cmds_str = {}
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for cls in Context.classes:
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if not cls.cmd or cls.cmd == 'options':
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continue
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s = cls.__doc__ or ''
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cmds_str[cls.cmd] = s
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if Context.g_module:
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for (k, v) in Context.g_module.__dict__.items():
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if k in ['options', 'init', 'shutdown']:
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continue
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if type(v) is type(Context.create_context):
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if v.__doc__ and not k.startswith('_'):
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cmds_str[k] = v.__doc__
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just = 0
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for k in cmds_str:
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just = max(just, len(k))
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lst = [' %s: %s' % (k.ljust(just), v) for (k, v) in cmds_str.items()]
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lst.sort()
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ret = '\n'.join(lst)
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return '''waf [commands] [options]
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Main commands (example: ./waf build -j4)
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%s
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''' % ret
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class OptionsContext(Context.Context):
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"""
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Collect custom options from wscript files and parses the command line.
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Set the global :py:const:`waflib.Options.commands` and :py:const:`waflib.Options.options` values.
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"""
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cmd = 'options'
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fun = 'options'
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def __init__(self, **kw):
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super(OptionsContext, self).__init__(**kw)
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self.parser = opt_parser(self)
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"""Instance of :py:class:`waflib.Options.opt_parser`"""
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self.option_groups = {}
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def jobs(self):
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"""
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Find the amount of cpu cores to set the default amount of tasks executed in parallel. At
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runtime the options can be obtained from :py:const:`waflib.Options.options` ::
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from waflib.Options import options
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njobs = options.jobs
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:return: the amount of cpu cores
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:rtype: int
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"""
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count = int(os.environ.get('JOBS', 0))
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if count < 1:
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if 'NUMBER_OF_PROCESSORS' in os.environ:
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# on Windows, use the NUMBER_OF_PROCESSORS environment variable
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count = int(os.environ.get('NUMBER_OF_PROCESSORS', 1))
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else:
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# on everything else, first try the POSIX sysconf values
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if hasattr(os, 'sysconf_names'):
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if 'SC_NPROCESSORS_ONLN' in os.sysconf_names:
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count = int(os.sysconf('SC_NPROCESSORS_ONLN'))
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elif 'SC_NPROCESSORS_CONF' in os.sysconf_names:
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count = int(os.sysconf('SC_NPROCESSORS_CONF'))
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if not count and os.name not in ('nt', 'java'):
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try:
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tmp = self.cmd_and_log(['sysctl', '-n', 'hw.ncpu'], quiet=0)
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except Exception:
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pass
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else:
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if re.match('^[0-9]+$', tmp):
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count = int(tmp)
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if count < 1:
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count = 1
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elif count > 1024:
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count = 1024
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return count
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def add_option(self, *k, **kw):
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"""
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Wrapper for optparse.add_option::
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def options(ctx):
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ctx.add_option('-u', '--use', dest='use', default=False, action='store_true',
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help='a boolean option')
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"""
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self.parser.add_option(*k, **kw)
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def add_option_group(self, *k, **kw):
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"""
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Wrapper for optparse.add_option_group::
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def options(ctx):
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ctx.add_option_group('some options')
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gr.add_option('-u', '--use', dest='use', default=False, action='store_true')
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"""
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try:
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gr = self.option_groups[k[0]]
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except KeyError:
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gr = self.parser.add_option_group(*k, **kw)
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self.option_groups[k[0]] = gr
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return gr
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def get_option_group(self, opt_str):
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"""
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Wrapper for optparse.get_option_group::
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def options(ctx):
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gr = ctx.get_option_group('configure options')
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gr.add_option('-o', '--out', action='store', default='',
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help='build dir for the project', dest='out')
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"""
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try:
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return self.option_groups[opt_str]
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except KeyError:
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for group in self.parser.option_groups:
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if group.title == opt_str:
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return group
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return None
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def parse_args(self, _args=None):
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"""
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Parse arguments from a list (not bound to the command-line).
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:param _args: arguments
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:type _args: list of strings
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"""
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global options, commands
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(options, leftover_args) = self.parser.parse_args(args=_args)
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commands = leftover_args
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if options.destdir:
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options.destdir = os.path.abspath(os.path.expanduser(options.destdir))
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if options.verbose >= 1:
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self.load('errcheck')
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def execute(self):
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"""
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See :py:func:`waflib.Context.Context.execute`
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"""
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super(OptionsContext, self).execute()
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self.parse_args()
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