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42 lines
1.2 KiB
Python
42 lines
1.2 KiB
Python
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# -*- mode: python; -*-
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import subprocess
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import SCons
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# Helper functions for generic toolchain things go here
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def get_toolchain_ver(env, tool):
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# By default we don't know the version of each tool, and only report what
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# command gets executed (gcc vs /opt/mongodbtoolchain/bin/gcc).
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verstr = "version unknown"
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proc = None
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if env.ToolchainIs('clang', 'gcc'):
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proc = SCons.Action._subproc(env,
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env.subst("${%s} --version" % tool),
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stdout=subprocess.PIPE,
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stderr='devnull',
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stdin='devnull',
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universal_newlines=True,
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error='raise',
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shell=True)
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verstr = proc.stdout.readline()
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elif env.ToolchainIs('msvc') and env.TargetOSIs('windows'):
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proc = SCons.Action._subproc(env,
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env.subst("${%s}" % tool),
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stdout='devnull',
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stderr=subprocess.PIPE,
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stdin='devnull',
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universal_newlines=True,
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error='raise',
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shell=True)
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verstr = proc.stderr.readline()
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# If we started a process, we should drain its stdout/stderr and wait for
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# it to end.
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if proc:
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proc.communicate()
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return env.subst('${%s}: %s' % (tool, verstr))
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