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/********************* */
/*! \file clock_gettime.c
** \verbatim
** Top contributors (to current version):
** Morgan Deters, Tim King, Paul Meng
** This file is part of the CVC4 project.
** Copyright (c) 2009-2018 by the authors listed in the file AUTHORS
** in the top-level source directory) and their institutional affiliations.
** All rights reserved. See the file COPYING in the top-level source
** directory for licensing information.\endverbatim
**
** \brief Replacement for clock_gettime() for systems without it (Windows)
**
** Replacement for clock_gettime() for systems without it (Windows).
**/
// #warning "TODO(taking): Make lib/clock_gettime.h cvc4_private.h again."
#include "lib/clock_gettime.h"
#ifndef HAVE_CLOCK_GETTIME
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#ifdef __WIN32__
#include <time.h>
#include <windows.h>
long clock_gettime(clockid_t which_clock, struct timespec* tp) {
if(tp != NULL) {
FILETIME ft;
GetSystemTimeAsFileTime(&ft);
uint64_t nanos = ((((uint64_t)ft.dwHighDateTime) << 32) | ft.dwLowDateTime) * 100;
tp->tv_sec = nanos / 1000000000ul;
tp->tv_nsec = nanos % 1000000000ul;
}
return 0;
}
#endif /* closing #ifdef __WIN32__ */
#ifdef __cplusplus
}/* extern "C" */
#endif /* __cplusplus */
#endif /* HAVE_CLOCK_GETTIME */
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