Merge commit 'c2b0355b0de23f6ec83b5fa5be038bcce208e26f' as 'waflib'

1 files changed, 87 insertions, 0 deletions

diff --git a/waflib/extras/gdbus.py b/waflib/extras/gdbus.py
new file mode 100644
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+++ b/waflib/extras/gdbus.py
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+#!/usr/bin/env python
+# encoding: utf-8
+# Copyright Garmin International or its subsidiaries, 2018
+#
+# Heavily based on dbus.py
+
+"""
+Compiles dbus files with **gdbus-codegen**
+Typical usage::
+	def options(opt):
+		opt.load('compiler_c gdbus')
+	def configure(conf):
+		conf.load('compiler_c gdbus')
+	def build(bld):
+		tg = bld.program(
+			includes = '.',
+			source = bld.path.ant_glob('*.c'),
+			target = 'gnome-hello')
+		tg.add_gdbus_file('test.xml', 'com.example.example.', 'Example')
+"""
+
+from waflib import Task, Errors, Utils
+from waflib.TaskGen import taskgen_method, before_method
+
+@taskgen_method
+def add_gdbus_file(self, filename, prefix, namespace, export=False):
+	"""
+	Adds a dbus file to the list of dbus files to process. Store them in the attribute *dbus_lst*.
+	:param filename: xml file to compile
+	:type filename: string
+	:param prefix: interface prefix (--interface-prefix=prefix)
+	:type prefix: string
+	:param mode: C namespace (--c-namespace=namespace)
+	:type mode: string
+	:param export: Export Headers?
+	:type export: boolean
+	"""
+	if not hasattr(self, 'gdbus_lst'):
+		self.gdbus_lst = []
+	if not 'process_gdbus' in self.meths:
+		self.meths.append('process_gdbus')
+	self.gdbus_lst.append([filename, prefix, namespace, export])
+
+@before_method('process_source')
+def process_gdbus(self):
+	"""
+	Processes the dbus files stored in the attribute *gdbus_lst* to create :py:class:`gdbus_binding_tool` instances.
+	"""
+	output_node = self.path.get_bld().make_node(['gdbus', self.get_name()])
+	sources = []
+
+	for filename, prefix, namespace, export in getattr(self, 'gdbus_lst', []):
+		node = self.path.find_resource(filename)
+		if not node:
+			raise Errors.WafError('file not found ' + filename)
+		c_file = output_node.find_or_declare(node.change_ext('.c').name)
+		h_file = output_node.find_or_declare(node.change_ext('.h').name)
+		tsk = self.create_task('gdbus_binding_tool', node, [c_file, h_file])
+		tsk.cwd = output_node.abspath()
+
+		tsk.env.GDBUS_CODEGEN_INTERFACE_PREFIX = prefix
+		tsk.env.GDBUS_CODEGEN_NAMESPACE = namespace
+		tsk.env.GDBUS_CODEGEN_OUTPUT = node.change_ext('').name
+		sources.append(c_file)
+
+	if sources:
+		output_node.mkdir()
+		self.source = Utils.to_list(self.source) + sources
+		self.includes = [output_node] + self.to_incnodes(getattr(self, 'includes', []))
+		if export:
+			self.export_includes = [output_node] + self.to_incnodes(getattr(self, 'export_includes', []))
+
+class gdbus_binding_tool(Task.Task):
+	"""
+	Compiles a dbus file
+	"""
+	color   = 'BLUE'
+	ext_out = ['.h', '.c']
+	run_str = '${GDBUS_CODEGEN} --interface-prefix ${GDBUS_CODEGEN_INTERFACE_PREFIX} --generate-c-code ${GDBUS_CODEGEN_OUTPUT} --c-namespace ${GDBUS_CODEGEN_NAMESPACE} --c-generate-object-manager ${SRC[0].abspath()}'
+	shell = True
+
+def configure(conf):
+	"""
+	Detects the program gdbus-codegen and sets ``conf.env.GDBUS_CODEGEN``
+	"""
+	conf.find_program('gdbus-codegen', var='GDBUS_CODEGEN')
+