/*
* Copyright 2001 Perforce Software. All rights reserved.
*
* This file is part of Perforce - the FAST SCM System.
*/
# define NEED_TIME
# include <stdhdrs.h>
# include <strbuf.h>
# include <strops.h>
# include "timer.h"
/*
* This sucker will need lots of porting.
*/
# if defined( OS_AS400 ) || \
defined( OS_MVS ) || \
defined( OS_SCO ) || \
defined( OS_OS2 ) || \
defined( OS_BEOS ) || \
defined( MAC_MWPEF ) || \
defined( OS_VMS ) || \
defined( OS_ZETA )
# if defined( OS_OS2 ) || \
defined( OS_VMS )
# define TIMER_T unsigned long
# endif
# if defined ( __MWERKS__) && (__MWERKS__ < 0x2400) && !defined( OS_BEOS )
# define TIMER_T unsigned long
# endif
# ifndef TIMER_T
# define TIMER_T long
# endif
# define HAVE_TIMERSET
void
Timer::Set( Timer::timer &t )
{
time_t clock;
time( &clock );
t.sec = clock;
t.usec = 0;
}
# endif
# ifdef OS_NT
# define HAVE_TIMERSET
# define WIN32_LEAN_AND_MEAN
# include <windows.h>
void
Timer::Set( Timer::timer &t )
{
unsigned long tgt = GetTickCount();
t.sec = tgt / 1000;
t.usec = ( tgt % 1000 ) * 1000;
}
# endif
/* USE GETTIMEOFDAY */
# ifndef HAVE_TIMERSET
# include <sys/time.h>
# if defined(OS_PTX) || defined(OS_MVS) || defined(OS_MPEIX)
extern "C" int gettimeofday( struct timeval *, int );
# endif
void
Timer::Set( Timer::timer &t )
{
struct timeval tv;
gettimeofday( &tv, 0 );
t.sec = tv.tv_sec;
t.usec = tv.tv_usec;
}
# endif
/*
* Timer::Start() - restart the timer
*/
void
Timer::Start()
{
Set( start );
}
/*
* Timer::Time() - compute start vs stop in ms
*/
int
Timer::Time()
{
/* Get end usage */
Set( stop );
# ifdef OS_NT
/* Duh, GetTickCount() rolls over at 2^32 ms */
/* If we time something longer than 49 days, */
/* it will roll over twice and we'll be lost. */
if( stop.sec < start.sec )
{
stop.sec += 4294967;
stop.usec += 296000;
}
# endif
return
( stop.sec - start.sec ) * 1000 +
( stop.usec - start.usec ) / 1000;
}
const StrPtr &
Timer::Fmt( StrBuf &buf ) const
{
long long int timeValue;
char work1[64];
timeValue = start.sec;
timeValue = ( timeValue * 1000000 ) + start.usec;
buf.Set( StrBuf::Itoa64( timeValue, work1 + sizeof(work1) ) );
return ( buf );
}
void
Timer::Parse( const StrPtr &v )
{
long long int timeValue = v.Atoi64();
long long int temp;
temp = timeValue / 1000000;
start.sec = temp;
start.usec = timeValue - (temp * 1000000);
}
void
Timer::Restart()
{
start = stop;
}
/*
* FmtMs() - format milliseconds with varying precision
*/
StrMs::StrMs( int ms )
{
// put a '1' where the dot will go.
// e.g. 123456 -> 1231456
int s = ms / 1000 * 10000 + 1000 + ms % 1000;
int dot;
// Chop off digits (and the decimal point) for large numbers
if( ms >= 100000 ) s /= 10000, dot = -1;
else if( ms >= 10000 ) s /= 100, dot = 2;
else if( ms >= 1000 ) s /= 10, dot = 1;
else dot = 0;
buffer = Itoa( s, buf + sizeof( buf ) );
length = buf + sizeof( buf ) - buffer - 1;
if( dot >= 0 ) buffer[ dot ] = '.';
}
# |
Change |
User |
Description |
Committed |
|
#2
|
15901 |
Matt Attaway |
Clean up code to fit modern Workshop naming standards |
|
|
#1
|
12189 |
Matt Attaway |
Initial (and much belated) drop of 2014.2 p4 source code |
|
|