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-rw-r--r--extras/gdbus.py87
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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')
+