Include waf as an extracted source directory, rather than as a one-in-a-file script.

1 files changed, 120 insertions, 0 deletions

diff --git a/buildtools/wafadmin/Tools/ruby.py b/buildtools/wafadmin/Tools/ruby.py
new file mode 100644
index 0000000000..d3b75695ae
--- /dev/null
+++ b/buildtools/wafadmin/Tools/ruby.py
@@ -0,0 +1,120 @@
+#!/usr/bin/env python
+# encoding: utf-8
+# daniel.svensson at purplescout.se 2008
+
+import os
+import Task, Options, Utils
+from TaskGen import before, feature, after
+from Configure import conf
+
+@feature('rubyext')
+@before('apply_incpaths', 'apply_type_vars', 'apply_lib_vars', 'apply_bundle')
+@after('default_cc', 'vars_target_cshlib')
+def init_rubyext(self):
+	self.default_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')
+
+@feature('rubyext')
+@before('apply_link')
+def apply_ruby_so_name(self):
+	self.env['shlib_PATTERN'] = self.env['rubyext_PATTERN']
+
+@conf
+def check_ruby_version(conf, minver=()):
+	"""
+	Checks if ruby is installed.
+	If installed the variable RUBY will be set in environment.
+	Ruby binary can be overridden by --with-ruby-binary config variable
+	"""
+
+	if Options.options.rubybinary:
+		conf.env.RUBY = Options.options.rubybinary
+	else:
+		conf.find_program("ruby", var="RUBY", mandatory=True)
+
+	ruby = conf.env.RUBY
+
+	try:
+		version = Utils.cmd_output([ruby, '-e', 'puts defined?(VERSION) ? VERSION : RUBY_VERSION']).strip()
+	except:
+		conf.fatal('could not determine ruby version')
+	conf.env.RUBY_VERSION = version
+
+	try:
+		ver = tuple(map(int, version.split(".")))
+	except:
+		conf.fatal('unsupported ruby version %r' % version)
+
+	cver = ''
+	if minver:
+		if ver < minver:
+			conf.fatal('ruby is too old')
+		cver = ".".join([str(x) for x in minver])
+
+	conf.check_message('ruby', cver, True, version)
+
+@conf
+def check_ruby_ext_devel(conf):
+	if not conf.env.RUBY:
+		conf.fatal('ruby detection is required first')
+
+	if not conf.env.CC_NAME and not conf.env.CXX_NAME:
+		conf.fatal('load a c/c++ compiler first')
+
+	version = tuple(map(int, conf.env.RUBY_VERSION.split(".")))
+
+	def read_out(cmd):
+		return Utils.to_list(Utils.cmd_output([conf.env.RUBY, '-rrbconfig', '-e', cmd]))
+
+	def read_config(key):
+		return read_out('puts Config::CONFIG[%r]' % key)
+
+	ruby = conf.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])]
+
+	conf.check(header_name='ruby.h', includes=cpppath, mandatory=True, errmsg='could not find ruby header file')
+
+	conf.env.LIBPATH_RUBYEXT = read_config('libdir')
+	conf.env.LIBPATH_RUBYEXT += archdir
+	conf.env.CPPPATH_RUBYEXT = cpppath
+	conf.env.CCFLAGS_RUBYEXT = read_config("CCDLFLAGS")
+	conf.env.rubyext_PATTERN = '%s.' + read_config('DLEXT')[0]
+
+	# ok this is really stupid, but the command and flags are combined.
+	# so we try to find the first argument...
+	flags = read_config('LDSHARED')
+	while flags and flags[0][0] != '-':
+		flags = flags[1:]
+
+	# we also want to strip out the deprecated ppc flags
+	if len(flags) > 1 and flags[1] == "ppc":
+		flags = flags[2:]
+
+	conf.env.LINKFLAGS_RUBYEXT = flags
+	conf.env.LINKFLAGS_RUBYEXT += read_config("LIBS")
+	conf.env.LINKFLAGS_RUBYEXT += read_config("LIBRUBYARG_SHARED")
+
+	if Options.options.rubyarchdir:
+		conf.env.ARCHDIR_RUBY = Options.options.rubyarchdir
+	else:
+		conf.env.ARCHDIR_RUBY = read_config('sitearchdir')[0]
+
+	if Options.options.rubylibdir:
+		conf.env.LIBDIR_RUBY = Options.options.rubylibdir
+	else:
+		conf.env.LIBDIR_RUBY = read_config('sitelibdir')[0]
+
+def set_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')
+