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#! /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
from waflib import Task,Options,Utils
from waflib.TaskGen import before_method,feature,after_method,Task,extension
from waflib.Configure import conf
def init_rubyext(self):
self.install_path='${ARCHDIR_RUBY}'
self.uselib=self.to_list(getattr(self,'uselib',''))
if not'RUBY'in self.uselib:
self.uselib.append('RUBY')
if not'RUBYEXT'in self.uselib:
self.uselib.append('RUBYEXT')
def apply_ruby_so_name(self):
self.env['cshlib_PATTERN']=self.env['cxxshlib_PATTERN']=self.env['rubyext_PATTERN']
def check_ruby_version(self,minver=()):
if Options.options.rubybinary:
self.env.RUBY=Options.options.rubybinary
else:
self.find_program('ruby',var='RUBY')
ruby=self.env.RUBY
try:
version=self.cmd_and_log([ruby,'-e','puts defined?(VERSION) ? VERSION : RUBY_VERSION']).strip()
except:
self.fatal('could not determine ruby version')
self.env.RUBY_VERSION=version
try:
ver=tuple(map(int,version.split(".")))
except:
self.fatal('unsupported ruby version %r'%version)
cver=''
if minver:
if ver<minver:
self.fatal('ruby is too old %r'%ver)
cver='.'.join([str(x)for x in minver])
else:
cver=ver
self.msg('Checking for ruby version %s'%str(minver or''),cver)
def check_ruby_ext_devel(self):
if not self.env.RUBY:
self.fatal('ruby detection is required first')
if not self.env.CC_NAME and not self.env.CXX_NAME:
self.fatal('load a c/c++ compiler first')
version=tuple(map(int,self.env.RUBY_VERSION.split(".")))
def read_out(cmd):
return Utils.to_list(self.cmd_and_log([self.env.RUBY,'-rrbconfig','-e',cmd]))
def read_config(key):
return read_out('puts Config::CONFIG[%r]'%key)
ruby=self.env['RUBY']
archdir=read_config('archdir')
cpppath=archdir
if version>=(1,9,0):
ruby_hdrdir=read_config('rubyhdrdir')
cpppath+=ruby_hdrdir
cpppath+=[os.path.join(ruby_hdrdir[0],read_config('arch')[0])]
self.check(header_name='ruby.h',includes=cpppath,errmsg='could not find ruby header file')
self.env.LIBPATH_RUBYEXT=read_config('libdir')
self.env.LIBPATH_RUBYEXT+=archdir
self.env.INCLUDES_RUBYEXT=cpppath
self.env.CFLAGS_RUBYEXT=read_config('CCDLFLAGS')
self.env.rubyext_PATTERN='%s.'+read_config('DLEXT')[0]
flags=read_config('LDSHARED')
while flags and flags[0][0]!='-':
flags=flags[1:]
if len(flags)>1 and flags[1]=="ppc":
flags=flags[2:]
self.env.LINKFLAGS_RUBYEXT=flags
self.env.LINKFLAGS_RUBYEXT+=read_config('LIBS')
self.env.LINKFLAGS_RUBYEXT+=read_config('LIBRUBYARG_SHARED')
if Options.options.rubyarchdir:
self.env.ARCHDIR_RUBY=Options.options.rubyarchdir
else:
self.env.ARCHDIR_RUBY=read_config('sitearchdir')[0]
if Options.options.rubylibdir:
self.env.LIBDIR_RUBY=Options.options.rubylibdir
else:
self.env.LIBDIR_RUBY=read_config('sitelibdir')[0]
def check_ruby_module(self,module_name):
self.start_msg('Ruby module %s'%module_name)
try:
self.cmd_and_log([self.env['RUBY'],'-e','require \'%s\';puts 1'%module_name])
except:
self.end_msg(False)
self.fatal('Could not find the ruby module %r'%module_name)
self.end_msg(True)
def process(self,node):
tsk=self.create_task('run_ruby',node)
class run_ruby(Task.Task):
run_str='${RUBY} ${RBFLAGS} -I ${SRC[0].parent.abspath()} ${SRC}'
def options(opt):
opt.add_option('--with-ruby-archdir',type='string',dest='rubyarchdir',help='Specify directory where to install arch specific files')
opt.add_option('--with-ruby-libdir',type='string',dest='rubylibdir',help='Specify alternate ruby library path')
opt.add_option('--with-ruby-binary',type='string',dest='rubybinary',help='Specify alternate ruby binary')
feature('rubyext')(init_rubyext)
before_method('apply_incpaths','apply_lib_vars','apply_bundle','apply_link')(init_rubyext)
feature('rubyext')(apply_ruby_so_name)
before_method('apply_link','propagate_uselib')(apply_ruby_so_name)
conf(check_ruby_version)
conf(check_ruby_ext_devel)
conf(check_ruby_module)
extension('.rb')(process)
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