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/* :nodoc:
* Copyright (C) 2008 Shugo Maeda <shugo@ruby-lang.org>
* Charlie Savage <cfis@savagexi.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. */
#if defined(HAVE_RB_GC_COLLECTIONS)
#define MEASURE_GC_RUNS 5
static prof_measure_t
measure_gc_runs()
{
return NUM2INT(rb_gc_collections());
}
static double
convert_gc_runs(prof_measure_t c)
{
return c;
}
/* Document-method: prof_measure_gc_runs
call-seq:
gc_runs -> Integer
Returns the total number of garbage collections.*/
static VALUE
prof_measure_gc_runs(VALUE self)
{
return rb_gc_collections();
}
#elif defined(HAVE_RB_GC_HEAP_INFO)
#define MEASURE_GC_RUNS 5
static prof_measure_t
measure_gc_runs()
{
VALUE h = rb_gc_heap_info();
return NUM2UINT(rb_hash_aref(h, rb_str_new2("num_gc_passes")));
}
static double
convert_gc_runs(prof_measure_t c)
{
return c;
}
static VALUE
prof_measure_gc_runs(VALUE self)
{
VALUE h = rb_gc_heap_info();
return rb_hash_aref(h, rb_str_new2("num_gc_passes"));
}
#endif
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