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Diffstat (limited to 'waflib/Options.py')
| -rw-r--r-- | waflib/Options.py | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/waflib/Options.py b/waflib/Options.py new file mode 100644 index 0000000..2149b1b --- /dev/null +++ b/waflib/Options.py @@ -0,0 +1,134 @@ +#! /usr/bin/env python +# encoding: utf-8 +# WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file + +import os,tempfile,optparse,sys,re +from waflib import Logs,Utils,Context +cmds='distclean configure build install clean uninstall check dist distcheck'.split() +options={} +commands=[] +lockfile=os.environ.get('WAFLOCK','.lock-waf_%s_build'%sys.platform) +try:cache_global=os.path.abspath(os.environ['WAFCACHE']) +except KeyError:cache_global='' +platform=Utils.unversioned_sys_platform() +class opt_parser(optparse.OptionParser): + def __init__(self,ctx): + optparse.OptionParser.__init__(self,conflict_handler="resolve",version='waf %s (%s)'%(Context.WAFVERSION,Context.WAFREVISION)) + self.formatter.width=Logs.get_term_cols() + p=self.add_option + self.ctx=ctx + jobs=ctx.jobs() + p('-j','--jobs',dest='jobs',default=jobs,type='int',help='amount of parallel jobs (%r)'%jobs) + p('-k','--keep',dest='keep',default=0,action='count',help='keep running happily even if errors are found') + p('-v','--verbose',dest='verbose',default=0,action='count',help='verbosity level -v -vv or -vvv [default: 0]') + p('--nocache',dest='nocache',default=False,action='store_true',help='ignore the WAFCACHE (if set)') + p('--zones',dest='zones',default='',action='store',help='debugging zones (task_gen, deps, tasks, etc)') + gr=optparse.OptionGroup(self,'configure options') + self.add_option_group(gr) + gr.add_option('-o','--out',action='store',default='',help='build dir for the project',dest='out') + gr.add_option('-t','--top',action='store',default='',help='src dir for the project',dest='top') + default_prefix=os.environ.get('PREFIX') + if not default_prefix: + if platform=='win32': + d=tempfile.gettempdir() + default_prefix=d[0].upper()+d[1:] + else: + default_prefix='/usr/local/' + gr.add_option('--prefix',dest='prefix',default=default_prefix,help='installation prefix [default: %r]'%default_prefix) + gr.add_option('--download',dest='download',default=False,action='store_true',help='try to download the tools if missing') + gr=optparse.OptionGroup(self,'build and install options') + self.add_option_group(gr) + gr.add_option('-p','--progress',dest='progress_bar',default=0,action='count',help='-p: progress bar; -pp: ide output') + gr.add_option('--targets',dest='targets',default='',action='store',help='task generators, e.g. "target1,target2"') + gr=optparse.OptionGroup(self,'step options') + self.add_option_group(gr) + gr.add_option('--files',dest='files',default='',action='store',help='files to process, by regexp, e.g. "*/main.c,*/test/main.o"') + default_destdir=os.environ.get('DESTDIR','') + gr=optparse.OptionGroup(self,'install/uninstall options') + self.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',dest='force',default=False,action='store_true',help='force file installation') + def get_usage(self): + cmds_str={} + for cls in Context.classes: + if not cls.cmd or cls.cmd=='options': + continue + s=cls.__doc__ or'' + cmds_str[cls.cmd]=s + if Context.g_module: + for(k,v)in Context.g_module.__dict__.items(): + if k in['options','init','shutdown']: + continue + if type(v)is type(Context.create_context): + if v.__doc__ and not k.startswith('_'): + cmds_str[k]=v.__doc__ + just=0 + for k in cmds_str: + just=max(just,len(k)) + lst=[' %s: %s'%(k.ljust(just),v)for(k,v)in cmds_str.items()] + lst.sort() + ret='\n'.join(lst) + return'''waf [commands] [options] + +Main commands (example: ./waf build -j4) +%s +'''%ret +class OptionsContext(Context.Context): + cmd='options' + fun='options' + def __init__(self,**kw): + super(OptionsContext,self).__init__(**kw) + self.parser=opt_parser(self) + self.option_groups={} + def jobs(self): + count=int(os.environ.get('JOBS',0)) + if count<1: + if'NUMBER_OF_PROCESSORS'in os.environ: + count=int(os.environ.get('NUMBER_OF_PROCESSORS',1)) + else: + if hasattr(os,'sysconf_names'): + if'SC_NPROCESSORS_ONLN'in os.sysconf_names: + count=int(os.sysconf('SC_NPROCESSORS_ONLN')) + elif'SC_NPROCESSORS_CONF'in os.sysconf_names: + count=int(os.sysconf('SC_NPROCESSORS_CONF')) + if not count and os.name not in('nt','java'): + try: + tmp=self.cmd_and_log(['sysctl','-n','hw.ncpu'],quiet=0) + except Exception: + pass + else: + if re.match('^[0-9]+$',tmp): + count=int(tmp) + if count<1: + count=1 + elif count>1024: + count=1024 + return count + def add_option(self,*k,**kw): + self.parser.add_option(*k,**kw) + def add_option_group(self,*k,**kw): + try: + gr=self.option_groups[k[0]] + except: + gr=self.parser.add_option_group(*k,**kw) + self.option_groups[k[0]]=gr + return gr + def get_option_group(self,opt_str): + try: + return self.option_groups[opt_str] + except KeyError: + for group in self.parser.option_groups: + if group.title==opt_str: + return group + return None + def parse_args(self,_args=None): + global options,commands + (options,leftover_args)=self.parser.parse_args(args=_args) + commands=leftover_args + if options.destdir: + options.destdir=os.path.abspath(os.path.expanduser(options.destdir)) + if options.verbose>=1: + self.load('errcheck') + def execute(self): + super(OptionsContext,self).execute() + self.parse_args() |