56 lines
2.4 KiB
Python
56 lines
2.4 KiB
Python
#!/usr/bin/env python2.7
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# Copyright 2019, VIXL authors
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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# * Neither the name of ARM Limited nor the names of its contributors may be
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# used to endorse or promote products derived from this software without
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# specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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import multiprocessing
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import signal
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import sys
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# Catch SIGINT to gracefully exit when ctrl+C is pressed.
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def SigIntHandler(signal, frame):
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sys.exit(1)
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signal.signal(signal.SIGINT, SigIntHandler)
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# This function can't run in parallel due to constraints from the
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# multiprocessing module.
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__run_tests_lock__ = multiprocessing.Lock()
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def Multithread(function, list_of_args, num_threads=1, init_function=None):
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with __run_tests_lock__:
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if init_function:
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if not init_function():
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# Init failed: early exit
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return
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pool = multiprocessing.Pool(num_threads)
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# The '.get(9999999)' is a workaround to allow killing the test script with
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# ctrl+C from the shell. This bug is documented at
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# http://bugs.python.org/issue8296.
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pool.map_async(function, list_of_args).get(9999999)
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pool.close()
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pool.join()
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