mirror of https://gitlab.com/ita1024/waf.git
38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
#! /usr/bin/env python
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# encoding: utf-8
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# Thomas Nagy, 2012
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"""
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A simple cache layer to enable the redistribution of precompiled cython files
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"""
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from waflib.Task import ASK_LATER
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from waflib.extras.cython import cython as cython_base
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class cython(cython_base):
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def runnable_status(self):
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ret = cython_base.runnable_status(self)
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if ret != ASK_LATER:
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# we can create Node objects since we are in the main thread
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bld = self.generator.bld
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cache = bld.srcnode.make_node('cython_cache')
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if self.env.CYTHON: # write to the cache directory
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self.cython_cache_outputs = [cache.make_node(x.path_from(bld.bldnode)) for x in self.outputs]
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else: # use the files in the cache directory
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self.cython_cache_outputs = [cache.find_node(x.path_from(bld.bldnode)) for x in self.outputs]
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return ret
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def run(self):
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if self.env.CYTHON:
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ret = cython_base.run(self)
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if not ret:
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for (x, y) in zip(self.outputs, self.cython_cache_outputs):
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y.parent.mkdir()
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y.write(x.read('rb'), 'wb')
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return ret
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else:
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for (x, y) in zip(self.outputs, self.cython_cache_outputs):
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x.write(y.read('rb'), 'wb')
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