1 files changed, 109 insertions, 0 deletions
diff --git a/buildtools/wafadmin/Tools/perl.py b/buildtools/wafadmin/Tools/perl.py
new file mode 100644
index 00000000000..a6787a86ecf
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+++ b/buildtools/wafadmin/Tools/perl.py
@@ -0,0 +1,109 @@
+#!/usr/bin/env python
+# encoding: utf-8
+# andersg at 0x63.nu 2007
+
+import os
+import Task, Options, Utils
+from Configure import conf
+from TaskGen import extension, taskgen, feature, before
+
+xsubpp_str = '${PERL} ${XSUBPP} -noprototypes -typemap ${EXTUTILS_TYPEMAP} ${SRC} > ${TGT}'
+EXT_XS = ['.xs']
+
+@before('apply_incpaths', 'apply_type_vars', 'apply_lib_vars')
+@feature('perlext')
+def init_perlext(self):
+	self.uselib = self.to_list(getattr(self, 'uselib', ''))
+	if not 'PERL' in self.uselib: self.uselib.append('PERL')
+	if not 'PERLEXT' in self.uselib: self.uselib.append('PERLEXT')
+	self.env['shlib_PATTERN'] = self.env['perlext_PATTERN']
+
+@extension(EXT_XS)
+def xsubpp_file(self, node):
+	outnode = node.change_ext('.c')
+	self.create_task('xsubpp', node, outnode)
+	self.allnodes.append(outnode)
+
+Task.simple_task_type('xsubpp', xsubpp_str, color='BLUE', before='cc cxx', shell=False)
+
+@conf
+def check_perl_version(conf, minver=None):
+	"""
+	Checks if perl is installed.
+
+	If installed the variable PERL will be set in environment.
+
+	Perl binary can be overridden by --with-perl-binary config variable
+
+	"""
+
+	if getattr(Options.options, 'perlbinary', None):
+		conf.env.PERL = Options.options.perlbinary
+	else:
+		conf.find_program('perl', var='PERL', mandatory=True)
+
+	try:
+		version = Utils.cmd_output([conf.env.PERL, '-e', 'printf "%vd",$^V'])
+	except:
+		conf.fatal('could not determine the perl version')
+
+	conf.env.PERL_VERSION = version
+	cver = ''
+	if minver:
+		try:
+			ver = tuple(map(int, version.split('.')))
+		except:
+			conf.fatal('unsupported perl version %r' % version)
+		if ver < minver:
+			conf.fatal('perl is too old')
+
+		cver = '.'.join(map(str,minver))
+	conf.check_message('perl', cver, True, version)
+
+@conf
+def check_perl_module(conf, module):
+	"""
+	Check if specified perlmodule is installed.
+
+	Minimum version can be specified by specifying it after modulename
+	like this:
+
+	conf.check_perl_module("Some::Module 2.92")
+	"""
+	cmd = [conf.env['PERL'], '-e', 'use %s' % module]
+	r = Utils.pproc.call(cmd, stdout=Utils.pproc.PIPE, stderr=Utils.pproc.PIPE) == 0
+	conf.check_message("perl module %s" % module, "", r)
+	return r
+
+@conf
+def check_perl_ext_devel(conf):
+	"""
+	Check for configuration needed to build perl extensions.
+
+	Sets different xxx_PERLEXT variables in the environment.
+
+	Also sets the ARCHDIR_PERL variable useful as installation path,
+	which can be overridden by --with-perl-archdir
+	"""
+	if not conf.env.PERL:
+		conf.fatal('perl detection is required first')
+
+	def read_out(cmd):
+		return Utils.to_list(Utils.cmd_output([conf.env.PERL, '-MConfig', '-e', cmd]))
+
+	conf.env.LINKFLAGS_PERLEXT = read_out('print $Config{lddlflags}')
+	conf.env.CPPPATH_PERLEXT   = read_out('print "$Config{archlib}/CORE"')
+	conf.env.CCFLAGS_PERLEXT   = read_out('print "$Config{ccflags} $Config{cccdlflags}"')
+	conf.env.XSUBPP            = read_out('print "$Config{privlib}/ExtUtils/xsubpp$Config{exe_ext}"')
+	conf.env.EXTUTILS_TYPEMAP  = read_out('print "$Config{privlib}/ExtUtils/typemap"')
+	conf.env.perlext_PATTERN   = '%s.' + read_out('print $Config{dlext}')[0]
+
+	if getattr(Options.options, 'perlarchdir', None):
+		conf.env.ARCHDIR_PERL = Options.options.perlarchdir
+	else:
+		conf.env.ARCHDIR_PERL = read_out('print $Config{sitearch}')[0]
+
+def set_options(opt):
+	opt.add_option("--with-perl-binary", type="string", dest="perlbinary", help = 'Specify alternate perl binary', default=None)
+	opt.add_option("--with-perl-archdir", type="string", dest="perlarchdir", help = 'Specify directory where to install arch specific files', default=None)
+