bitbake: utils: Add ability to change the process name
Being able to tell the bitbake processes apart is useful for debugging. Add a helper function which allows this without making it a hard dependency. Errors are ignored, this is just nice to have. (Bitbake rev: fd7f1a94d196b8a3c445e313d9e699b352b1da97) Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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@ -1395,3 +1395,14 @@ def ioprio_set(who, cls, value):
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raise ValueError("Unable to set ioprio, syscall returned %s" % rc)
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else:
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bb.warn("Unable to set IO Prio for arch %s" % _unamearch)
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def set_process_name(name):
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from ctypes import cdll, byref, create_string_buffer
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# This is nice to have for debugging, not essential
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try:
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libc = cdll.LoadLibrary('libc.so.6')
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buff = create_string_buffer(len(name)+1)
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buff.value = name
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libc.prctl(15, byref(buff), 0, 0, 0)
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except:
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pass
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