66 строки
2.8 KiB
Python
66 строки
2.8 KiB
Python
import time, os, sys, logging
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from subprocess import Popen, PIPE, STDOUT
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TRACK_PROCESS_SPAWNS = True if (os.getenv('EM_BUILD_VERBOSE') and int(os.getenv('EM_BUILD_VERBOSE')) >= 3) else False
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def timeout_run(proc, timeout=None, note='unnamed process', full_output=False):
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start = time.time()
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if timeout is not None:
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while time.time() - start < timeout and proc.poll() is None:
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time.sleep(0.1)
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if proc.poll() is None:
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proc.kill() # XXX bug: killing emscripten.py does not kill it's child process!
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raise Exception("Timed out: " + note)
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out = proc.communicate()
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out = map(lambda o: '' if o is None else o, out)
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if TRACK_PROCESS_SPAWNS:
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logging.info('Process ' + str(proc.pid) + ' finished after ' + str(time.time() - start) + ' seconds. Exit code: ' + str(proc.returncode))
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return '\n'.join(out) if full_output else out[0]
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def run_js(filename, engine=None, args=[], check_timeout=False, stdin=None, stdout=PIPE, stderr=None, cwd=None, full_output=False, assert_returncode=0, error_limit=-1):
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if type(engine) is not list:
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engine = [engine]
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# # code to serlialize out the test suite files
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# # XXX make sure to disable memory init files, and clear out the base_dir. you may also need to manually grab e.g. paper.pdf.js from a run of test_poppler
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# import shutil, json
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# base_dir = '/tmp/emscripten_suite'
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# if not os.path.exists(base_dir):
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# os.makedirs(base_dir)
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# commands_file = os.path.join(base_dir, 'commands.txt')
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# commands = ''
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# if os.path.exists(commands_file):
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# commands = open(commands_file).read()
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# i = 0
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# while True:
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# curr = os.path.join(base_dir, str(i) + '.js')
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# if not os.path.exists(curr): break
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# i += 1
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# shutil.copyfile(filename, curr)
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# commands += os.path.basename(curr) + ',' + json.dumps(args) + '\n'
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# open(commands_file, 'w').write(commands)
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command = engine + [filename] + (['--'] if 'd8' in engine[0] or 'jsc' in engine[0] else []) + args
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try:
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if cwd is not None: os.environ['EMCC_BUILD_DIR'] = os.getcwd()
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proc = Popen(
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command,
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stdin=stdin,
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stdout=stdout,
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stderr=stderr,
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cwd=cwd)
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finally:
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if cwd is not None: del os.environ['EMCC_BUILD_DIR']
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timeout = 15*60 if check_timeout else None
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if TRACK_PROCESS_SPAWNS:
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logging.info('Blocking on process ' + str(proc.pid) + ': ' + str(command) + (' for ' + str(timeout) + ' seconds' if timeout else ' until it finishes.'))
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ret = timeout_run(
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proc,
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timeout,
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'Execution',
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full_output=full_output)
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if assert_returncode is not None and proc.returncode is not assert_returncode:
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raise Exception('Expected the command ' + str(command) + ' to finish with return code ' + str(assert_returncode) + ', but it returned with code ' + str(proc.returncode) + ' instead! Output: ' + str(ret)[:error_limit])
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return ret
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