/* timing.c

** - Timing functions

**

** This program is distributed under the GNU General Public License, version 2.

** A copy of this license is included with this source.

*/

#ifdef HAVE_CONFIG_H

 #include <config.h>

#endif

#include <stdlib.h>

#include <sys/types.h>

#ifdef HAVE_STDINT_H

# include <stdint.h>

#endif

#ifdef _WIN32

#include <windows.h>

#include <mmsystem.h>

#else

#include <sys/time.h>

#include <unistd.h>

#endif

#ifdef HAVE_SYS_SELECT_H

#include <sys/select.h>

#endif

#ifdef __MINGW32__

#include <sys/timeb.h>

#endif

#include "timing.h"

/* see timing.h for an explanation of _mangle() */

/* 

 * Returns milliseconds no matter what. 

 */

uint64_t timing_get_time(void)

{

#ifdef _WIN32

#ifdef __MINGW32__

  struct timeb t;

  ftime(&t);

  return t.time * 1000 + t.millitm;

#else

    return timeGetTime();

#endif

#else 

    struct timeval mtv;

    gettimeofday(&mtv, NULL);

    return (uint64_t)(mtv.tv_sec) * 1000 + (uint64_t)(mtv.tv_usec) / 1000;

#endif

}

void timing_sleep(uint64_t sleeptime)

{

    struct timeval sleeper;

    sleeper.tv_sec = sleeptime / 1000;

    sleeper.tv_usec = (sleeptime % 1000) * 1000;

    /* NOTE:

     * This should be 0 for the first argument.  The linux manpage

     * says so.  The solaris manpage also says this is a legal

     * value.  If you think differerntly, please provide references.

     */

#ifdef WIN32

	Sleep(sleeptime);

#else

    select(1, NULL, NULL, NULL, &sleeper);

#endif

}