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/* 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"
#if HAVE_GETTIMEOFDAY && !defined(_WIN32)
#include <sys/time.h>
#endif
static VALUE cMeasureWallTime;
static double
measure_wall_time()
{
struct timeval tv;
gettimeofday(&tv, NULL);
return tv.tv_sec + (tv.tv_usec/1000000.0);
}
prof_measurer_t* prof_measurer_wall_time()
{
prof_measurer_t* measure = ALLOC(prof_measurer_t);
measure->measure = measure_wall_time;
return measure;
}
/* Document-method: prof_measure_wall_time
call-seq:
measure_wall_time -> float
Returns the wall time.*/
static VALUE
prof_measure_wall_time(VALUE self)
{
return rb_float_new(measure_wall_time());
}
void rp_init_measure_wall_time()
{
rb_define_const(mProf, "WALL_TIME", INT2NUM(MEASURE_WALL_TIME));
rb_define_const(mProf, "WALL_TIME_ENABLED", Qtrue);
cMeasureWallTime = rb_define_class_under(mMeasure, "WallTime", rb_cObject);
rb_define_singleton_method(cMeasureWallTime, "measure", prof_measure_wall_time, 0);
}
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