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/*
Copyright (C) 2001-2003 Paul Davis
Copyright (C) 2004-2008 Grame
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __JackTime__
#define __JackTime__
#include "types.h"
#include "JackExports.h"
#include <stdio.h>
#ifdef __cplusplus
extern "C"
{
#endif
#if defined(__APPLE__)
#include <mach/mach_time.h>
#include <unistd.h>
extern double __jack_time_ratio;
static inline jack_time_t GetMicroSeconds(void) {
return (jack_time_t) (mach_absolute_time () * __jack_time_ratio);
}
/* This should only be called ONCE per process. */
extern void InitTime();
static inline void JackSleep(int usec) {
usleep(usec);
}
#endif
#ifdef WIN32
extern EXPORT LARGE_INTEGER _jack_freq;
extern EXPORT jack_time_t GetMicroSeconds(void) ;
extern void InitTime();
static void JackSleep(int usec) {
Sleep(usec / 1000);
}
#endif
#ifdef linux
#include <unistd.h>
static inline void JackSleep(long usec) {
usleep(usec);
}
#ifdef GETCYCLE_TIME
#include "cycles.h"
extern jack_time_t __jack_cpu_mhz;
extern jack_time_t GetMhz();
extern void InitTime();
static inline jack_time_t GetMicroSeconds(void) {
return get_cycles() / __jack_cpu_mhz;
}
#else
#include <time.h>
extern void InitTime();
static inline jack_time_t GetMicroSeconds(void) {
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return (jack_time_t)ts.tv_sec * 1000000 + ts.tv_nsec / 1000;
}
#endif
#endif
#ifdef __cplusplus
}
#endif
#endif
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