2012-09-27 21:08:26 +02:00
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#!/usr/bin/env python
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# encoding: utf-8
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# Philipp Bender, 2012
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# Matt Clarkson, 2012
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from waflib.Task import Task
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from waflib.TaskGen import extension
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"""
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A simple tool to integrate protocol buffers into your build system.
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def configure(conf):
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conf.load('compiler_cxx cxx protoc')
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def build(bld):
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bld(
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features = 'cxx cxxprogram'
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source = 'main.cpp file1.proto proto/file2.proto',
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include = '. proto',
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target = 'executable')
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"""
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class protoc(Task):
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run_str = '${PROTOC} ${PROTOC_FLAGS} ${PROTOC_ST:INCPATHS} ${SRC[0].abspath()}'
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color = 'BLUE'
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ext_out = ['.h', 'pb.cc']
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@extension('.proto')
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def process_protoc(self, node):
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cpp_node = node.change_ext('.pb.cc')
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hpp_node = node.change_ext('.pb.h')
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self.create_task('protoc', node, [cpp_node, hpp_node])
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self.source.append(cpp_node)
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if 'cxx' in self.features and not self.env.PROTOC_FLAGS:
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2013-02-27 05:37:16 +01:00
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self.env.PROTOC_FLAGS = '--cpp_out=%s' % node.parent.get_bld().abspath()
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2012-09-27 21:08:26 +02:00
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use = getattr(self, 'use', '')
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if not 'PROTOBUF' in use:
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self.use = self.to_list(use) + ['PROTOBUF']
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def configure(conf):
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conf.check_cfg(package="protobuf", uselib_store="PROTOBUF", args=['--cflags', '--libs'])
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conf.find_program('protoc', var='PROTOC')
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conf.env.PROTOC_ST = '-I%s'
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