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/* Copyright INRIA */
#include <stdio.h>
#if ~defined(THINK_C) && ~defined(__MWERKS__)
#ifndef __MSC__
#ifndef __MINGW32__
#include <sys/time.h>
#endif
#endif
#endif
#include <time.h>
#include "../machine.h"
#if defined(THINK_C) || defined(__MWERKS__)
#include <Threads.h>
#endif
#ifndef CLOCKS_PER_SEC
#if defined(sun)
#define CLOCKS_PER_SEC 1000000
#endif
#endif
static clock_t t1;
static int init_clock = 1;
int C2F(timer)(etime)
double *etime;
{
clock_t t2;
t2 = clock();
if (init_clock == 1) {init_clock = 0; t1 = t2;}
*etime=(double)((double)(t2 - t1)/(double)CLOCKS_PER_SEC);
t1 = t2;
return(0);
}
/* define X_GETTIMEOFDAY macro, a portable gettimeofday() */
#if defined(VMS)
#define X_GETTIMEOFDAY(t) gettimeofday(t)
#else
#if defined(THINK_C) || defined(__MWERKS__)
#define X_GETTIMEOFDAY(t) 0
#else
#if defined(WIN32)
#ifndef __MSC__
#ifndef __MINGW32__
#define X_GETTIMEOFDAY(t) gettimeofday(t, &tmz )
static struct timezone tmz;
#else
#define X_GETTIMEOFDAY(t) 0
#endif /** __MINGW32__ **/
#else
#define X_GETTIMEOFDAY(t) 0
#endif /* MSC__ */
#else
#define X_GETTIMEOFDAY(t) gettimeofday(t, (struct timezone*)0)
#endif
#endif
#endif
/***********************************************************
* stimer is used while runing the interpreter (run.f)
* to fix a timer for checking X11 or windows events
***********************************************************/
int C2F(stimer)()
{
#if defined(THINK_C)||defined(__MWERKS__)
YieldToAnyThread();
return(0);
#else
#ifndef __MSC__
#ifndef __MINGW32__
struct timeval ctime;
X_GETTIMEOFDAY(&ctime);
return(ctime.tv_usec);
#endif
#endif
#ifdef WIN32
#ifndef __CYGWIN32__
return(stimerwin());
#endif
#endif
#endif /* defined(THINK_C)||defined(__MWERKS__) */
}
/****************************
* stimer for non cygwin win32 compilers
****************************/
#ifdef WIN32
#ifndef __CYGWIN32__
#include <windows.h>
int stimerwin()
{
#ifndef __MINGW32__
int i;
union {FILETIME ftFileTime;
__int64 ftInt64;
} ftRealTime;
SYSTEMTIME st;
GetSystemTime(&st);
SystemTimeToFileTime(&st,&ftRealTime.ftFileTime);
/* Filetimes are in 100NS units */
i= (int) (ftRealTime.ftInt64 & ((LONGLONG) 0x0ffffffff));
return( i/10); /** convert to microseconds **/
#else
return(0);
#endif
}
#endif
#endif
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