49 lines
1.1 KiB
Python
49 lines
1.1 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Stderr built-in backend.
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"""
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__author__ = "Lluís Vilanova <vilanova@ac.upc.edu>"
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__copyright__ = "Copyright 2012, Lluís Vilanova <vilanova@ac.upc.edu>"
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__license__ = "GPL version 2 or (at your option) any later version"
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__maintainer__ = "Stefan Hajnoczi"
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__email__ = "stefanha@linux.vnet.ibm.com"
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from tracetool import out
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PUBLIC = True
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def c(events):
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pass
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def h(events):
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out('#include <stdio.h>',
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'#include "trace/control.h"',
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'',
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)
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for e in events:
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argnames = ", ".join(e.args.names())
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if len(e.args) > 0:
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argnames = ", " + argnames
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out('static inline void trace_%(name)s(%(args)s)',
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'{',
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' bool _state = trace_event_get_state(%(event_id)s);',
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' if (_state) {',
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' fprintf(stderr, "%(name)s " %(fmt)s "\\n" %(argnames)s);',
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' }',
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'}',
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name = e.name,
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args = e.args,
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event_id = "TRACE_" + e.name.upper(),
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fmt = e.fmt.rstrip("\n"),
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argnames = argnames,
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)
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