Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu> Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
		
			
				
	
	
		
			57 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			57 lines
		
	
	
		
			1.4 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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def c(events):
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    out('#include "trace.h"',
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        '',
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        'TraceEvent trace_list[] = {')
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    for e in events:
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        out('{.tp_name = "%(name)s", .state=0},',
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            name = e.name,
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            )
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    out('};')
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def h(events):
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    out('#include <stdio.h>',
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        '#include "trace/stderr.h"',
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        '',
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        'extern TraceEvent trace_list[];')
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    for num, e in enumerate(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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            '    if (trace_list[%(event_num)s].state != 0) {',
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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_num = num,
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            fmt = e.fmt,
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            argnames = argnames,
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            )
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    out('',
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        '#define NR_TRACE_EVENTS %d' % len(events))
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