tntblast_timer.cpp

// ThermonucleotideBLAST
// 
// Copyright (c) 2007, Los Alamos National Security, LLC
// All rights reserved.
// 
// Copyright 2007. Los Alamos National Security, LLC. This software was produced under U.S. Government 
// contract DE-AC52-06NA25396 for Los Alamos National Laboratory (LANL), which is operated by Los Alamos 
// National Security, LLC for the U.S. Department of Energy. The U.S. Government has rights to use, 
// reproduce, and distribute this software.  NEITHER THE GOVERNMENT NOR LOS ALAMOS NATIONAL SECURITY, 
// LLC MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE.  
// If software is modified to produce derivative works, such modified software should be clearly marked, 
// so as not to confuse it with the version available from LANL.
// 
// Additionally, redistribution and use in source and binary forms, with or without modification, 
// are permitted provided that the following conditions are met:
// 
//      * Redistributions of source code must retain the above copyright notice, this list of conditions 
//        and the following disclaimer.
//      * Redistributions in binary form must reproduce the above copyright notice, this list of conditions 
//        and the following disclaimer in the documentation and/or other materials provided with the distribution.
//      * Neither the name of Los Alamos National Security, LLC, Los Alamos National Laboratory, LANL, 
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#ifdef WIN32

// for MM timers (you'll need WINMM.LIB)
#include <windows.h>

// This handy pragma allows us to add the Windows
// multi-media library to the list of files to
// be passed to the linker. Users do *not* need to
// add this library to the project settings!
#pragma comment(lib, "winmm.lib")

# else

// Works for linux and OSX
#include <sys/time.h>

#endif // WIN32

#include "tntblast_timer.h"

#include <stdlib.h>

tnt_time get_time()
{

	#ifdef WIN32
		// The accuracy depends upon the OS that you're running
		// Win95 has accuracy to 1 ms, while WinNT will average about
		// 5 ms or more (fine for our purposes). If you're running NT you can
		// set the accuracy to a finer value. See the documentation.
		// (However, this runs fine under NT as it is...)
		return tnt_time(0, float( timeGetTime() ), 0);
	#else		
		// Unfortunately, use of gettimeofday() is most likely
		// platform specific!
		timeval timer;
		
		gettimeofday(&timer, NULL);
		
		return tnt_time(timer.tv_sec, 0, timer.tv_usec);
	#endif // WIN32
}