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Contents
/* Copyright (C) 2005-2013 Shugo Maeda <shugo@ruby-lang.org> and Charlie Savage <cfis@savagexi.com>
Please see the LICENSE file for copyright and distribution information */
/* :nodoc: */
#include "ruby_prof.h"
static VALUE cMeasureMemory;
#if defined(HAVE_RB_GC_ALLOCATED_SIZE)
VALUE rb_gc_allocated_size();
#endif
#if defined(HAVE_RB_GC_MALLOC_ALLOCATED_SIZE)
size_t rb_gc_malloc_allocated_size();
#endif
#if defined(HAVE_RB_HEAP_TOTAL_MEM)
//FIXME: did not find the patch to check prototype, assuming it to return size_t
size_t rb_heap_total_mem();
#endif
static double
measure_memory()
{
#if defined(HAVE_RB_GC_ALLOCATED_SIZE)
#define MEASURE_MEMORY_ENABLED Qtrue
#if defined(HAVE_LONG_LONG)
return NUM2LL(rb_gc_allocated_size()) / 1024.0;
#else
return NUM2ULONG(rb_gc_allocated_size()) / 1024.0;
#endif
#elif defined(HAVE_RB_GC_MALLOC_ALLOCATED_SIZE)
#define MEASURE_MEMORY_ENABLED Qtrue
return rb_gc_malloc_allocated_size() / 1024.0;
#elif defined(HAVE_RB_HEAP_TOTAL_MEM)
#define MEASURE_MEMORY_ENABLED Qtrue
return rb_heap_total_mem() / 1024.0;
#else
#define MEASURE_MEMORY_ENABLED Qfalse
return 0;
#endif
}
prof_measurer_t* prof_measurer_memory()
{
prof_measurer_t* measure = ALLOC(prof_measurer_t);
measure->measure = measure_memory;
return measure;
}
/* call-seq:
measure_process_time -> float
Returns the process time.*/
static VALUE
prof_measure_memory(VALUE self)
{
return rb_float_new(measure_memory());
}
void rp_init_measure_memory()
{
rb_define_const(mProf, "MEMORY", INT2NUM(MEASURE_MEMORY));
rb_define_const(mProf, "MEMORY_ENABLED", MEASURE_MEMORY_ENABLED);
cMeasureMemory = rb_define_class_under(mMeasure, "Memory", rb_cObject);
rb_define_singleton_method(cMeasureMemory, "measure", prof_measure_memory, 0);
}
Version data entries
10 entries across 10 versions & 1 rubygems