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waf/playground/abstract_process/wscript
2011-09-10 11:13:51 +02:00

47 lines
1.4 KiB
Python

#! /usr/bin/env python
def configure(conf):
pass
def build(bld):
bld.process(name='foo', version='1.0')
bld.process(name='bar', use='foo')
########################################################################
# user api
from waflib.Build import BuildContext
def process(ctx, *k, **kw):
kw['features'] = 'proc'
return ctx(*k, **kw)
BuildContext.process = process
# create the tasks
from waflib.TaskGen import feature
@feature('proc')
def create_a_few_tasks(self):
fetch = self.create_task('process')
fetch.outputs = [self.path.find_or_declare(self.name + '.fetch')]
fetch.env.A = getattr(self, 'version', '') # rebuild if changes
configure = self.create_task('process', fetch.outputs)
configure.outputs = [self.path.find_or_declare(self.name + '.configure')]
build = self.create_task('process', configure.outputs)
build.outputs = [self.path.find_or_declare(self.name + '.build')]
self.install = install = self.create_task('process', build.outputs)
install.outputs = [self.path.find_or_declare(self.name + '.install')]
if getattr(self, 'use', None):
lst = self.to_list(self.use)
for x in lst:
tg = self.bld.get_tgen_by_name(x)
fetch.inputs.extend(tg.install.outputs)
# task classes
from waflib.Task import Task
class process(Task):
vars = ['A', 'B'] # change env.A to trigger a rebuild...
def run(self):
# add your operations here
self.outputs[0].write('all ok')