mirror of https://gitlab.com/ita1024/waf.git
32 lines
777 B
Python
32 lines
777 B
Python
#! /usr/bin/env python
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# encoding: utf-8
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"""
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Force the execution output to be synchronized
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May deadlock with a lot of output (subprocess limitation)
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"""
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import sys
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from waflib.Build import BuildContext
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from waflib import Utils, Logs
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def exec_command(self, cmd, **kw):
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subprocess = Utils.subprocess
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kw['shell'] = isinstance(cmd, str)
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Logs.debug('runner: %r' % cmd)
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Logs.debug('runner_env: kw=%s' % kw)
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try:
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kw['stdout'] = kw['stderr'] = subprocess.PIPE
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p = subprocess.Popen(cmd, **kw)
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(out, err) = p.communicate()
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if out:
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sys.stdout.write(out.decode(sys.stdout.encoding or 'iso8859-1'))
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if err:
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sys.stdout.write(err.decode(sys.stdout.encoding or 'iso8859-1'))
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return p.returncode
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except OSError:
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return -1
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BuildContext.exec_command = exec_command
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