[p5sagit/p5-mst-13.2.git] / mydtrace.h

/*    mydtrace.h
 *
 *    Copyright (C) 2008, by Larry Wall and others
 *
 *    You may distribute under the terms of either the GNU General Public
 *    License or the Artistic License, as specified in the README file.
 *
 *	Provides macros that wrap the various DTrace probes we use. We add
 *	an extra level of wrapping to encapsulate the _ENABLED tests.
 */

#if defined(USE_DTRACE) && defined(PERL_CORE)

#  include "perldtrace.h"

#  define ENTRY_PROBE(func, file, line) 	\
    if (PERL_SUB_ENTRY_ENABLED()) {		\
	PERL_SUB_ENTRY(func, file, line); 	\
    }

#  define RETURN_PROBE(func, file, line)	\
    if (PERL_SUB_RETURN_ENABLED()) {		\
	PERL_SUB_RETURN(func, file, line); 	\
    }

#else

/* NOPs */
#  define ENTRY_PROBE(func, file, line)
#  define RETURN_PROBE(func, file, line)

#endif

/*
 * Local variables:
 * c-indentation-style: bsd
 * c-basic-offset: 4
 * indent-tabs-mode: t
 * End:
 *
 * ex: set ts=8 sts=4 sw=4 noet:
 */
Commit	Line	Data
5ac1e9b2	1	/* mydtrace.h
	2	*
	3	* Copyright (C) 2008, by Larry Wall and others
	4	*
	5	* You may distribute under the terms of either the GNU General Public
	6	* License or the Artistic License, as specified in the README file.
	7	*
	8	* Provides macros that wrap the various DTrace probes we use. We add
	9	* an extra level of wrapping to encapsulate the _ENABLED tests.
	10	*/
	11
	12	#if defined(USE_DTRACE) && defined(PERL_CORE)
	13
	14	# include "perldtrace.h"
	15
	16	# define ENTRY_PROBE(func, file, line) \
	17	if (PERL_SUB_ENTRY_ENABLED()) { \
	18	PERL_SUB_ENTRY(func, file, line); \
	19	}
	20
	21	# define RETURN_PROBE(func, file, line) \
	22	if (PERL_SUB_RETURN_ENABLED()) { \
	23	PERL_SUB_RETURN(func, file, line); \
	24	}
	25
	26	#else
	27
	28	/* NOPs */
	29	# define ENTRY_PROBE(func, file, line)
	30	# define RETURN_PROBE(func, file, line)
	31
	32	#endif
	33
	34	/*
	35	* Local variables:
	36	* c-indentation-style: bsd
	37	* c-basic-offset: 4
	38	* indent-tabs-mode: t
	39	* End:
	40	*
	41	* ex: set ts=8 sts=4 sw=4 noet:
	42	*/