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/* :nodoc:
* Copyright (C) 2008 Alexander Dymo <adymo@pluron.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_ALLOCATED_SIZE)
#define MEASURE_MEMORY 4
#define TOGGLE_GC_STATS 1
static prof_measure_t
measure_memory()
{
#if defined(HAVE_LONG_LONG)
return NUM2LL(rb_gc_allocated_size());
#else
return NUM2ULONG(rb_gc_allocated_size());
#endif
}
static double
convert_memory(prof_measure_t c)
{
return (double) c / 1024;
}
/* Document-method: prof_measure_memory
call-seq:
measure_memory -> int
Returns total allocated memory in bytes.*/
static VALUE
prof_measure_memory(VALUE self)
{
return rb_gc_allocated_size();
}
#elif defined(HAVE_RB_GC_MALLOC_ALLOCATED_SIZE)
#define MEASURE_MEMORY 4
static prof_measure_t
measure_memory()
{
return rb_gc_malloc_allocated_size();
}
static double
convert_memory(prof_measure_t c)
{
return (double) c / 1024;
}
static VALUE
prof_measure_memory(VALUE self)
{
return UINT2NUM(rb_gc_malloc_allocated_size());
}
#elif defined(HAVE_RB_HEAP_TOTAL_MEM)
#define MEASURE_MEMORY 4
static prof_measure_t
measure_memory()
{
return rb_heap_total_mem();
}
static double
convert_memory(prof_measure_t c)
{
return (double) c / 1024;
}
static VALUE
prof_measure_memory(VALUE self)
{
return ULONG2NUM(rb_heap_total_mem());
}
#endif
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