r126:e1dd2a70737c
Mon, 14 Apr 2008 10:46:41
[Not Reviewed]
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@@ -25,8 +25,12 @@ |
| 25 | 25 |
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#ifdef WIN32 |
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#include <windows.h> |
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#include <cmath> |
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#else |
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#include <sys/times.h> |
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#include <sys/time.h> |
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#endif |
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| 27 | 33 |
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#include <sys/time.h> |
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#include <fstream> |
| 30 | 35 |
#include <iostream> |
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#include <unistd.h> |
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| 32 | 36 |
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| ... | ... |
@@ -56,21 +60,10 @@ |
| 56 | 60 |
{
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struct rtms |
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{
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double tms_utime; |
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double tms_stime; |
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double tms_cutime; |
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double tms_cstime; |
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rtms() {}
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rtms(tms ts) : tms_utime(ts.tms_utime), tms_stime(ts.tms_stime), |
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tms_cutime(ts.tms_cutime), tms_cstime(ts.tms_cstime) {}
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}; |
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rtms ts; |
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double real_time; |
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double utime; |
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double stime; |
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double cutime; |
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double cstime; |
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double rtime; |
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| 69 | 66 |
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rtms &getTms() {return ts;}
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const rtms &getTms() const {return ts;}
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| 73 | 67 |
void _reset() {
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ts.tms_utime = ts.tms_stime = ts.tms_cutime = ts.tms_cstime = 0; |
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real_time = 0; |
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utime = stime = cutime = cstime = rtime = 0; |
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| 76 | 69 |
} |
| ... | ... |
@@ -82,7 +75,36 @@ |
| 82 | 75 |
{
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#ifndef WIN32 |
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timeval tv; |
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tms _ts; |
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times(&_ts); |
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gettimeofday(&tv, 0);real_time=tv.tv_sec+double(tv.tv_usec)/1e6; |
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ts=_ts; |
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gettimeofday(&tv, 0); |
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rtime=tv.tv_sec+double(tv.tv_usec)/1e6; |
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tms ts; |
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double tck=sysconf(_SC_CLK_TCK); |
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times(&ts); |
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utime=ts.tms_utime/tck; |
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stime=ts.tms_stime/tck; |
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cutime=ts.tms_cutime/tck; |
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cstime=ts.tms_cstime/tck; |
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#else |
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static const double ch = 4294967296.0e-7; |
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static const double cl = 1.0e-7; |
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FILETIME system; |
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GetSystemTimeAsFileTime(&system); |
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rtime = ch * system.dwHighDateTime + cl * system.dwLowDateTime; |
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FILETIME create, exit, kernel, user; |
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if (GetProcessTimes(GetCurrentProcess(),&create, &exit, &kernel, &user)) {
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utime = ch * user.dwHighDateTime + cl * user.dwLowDateTime; |
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stime = ch * kernel.dwHighDateTime + cl * kernel.dwLowDateTime; |
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cutime = 0; |
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cstime = 0; |
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} else {
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rtime = 0; |
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utime = 0; |
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stime = 0; |
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cutime = 0; |
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cstime = 0; |
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} |
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#endif |
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| 88 | 110 |
} |
| ... | ... |
@@ -101,7 +123,7 @@ |
| 101 | 123 |
{
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ts.tms_utime+=b.ts.tms_utime; |
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ts.tms_stime+=b.ts.tms_stime; |
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ts.tms_cutime+=b.ts.tms_cutime; |
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ts.tms_cstime+=b.ts.tms_cstime; |
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utime+=b.utime; |
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stime+=b.stime; |
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cutime+=b.cutime; |
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cstime+=b.cstime; |
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rtime+=b.rtime; |
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return *this; |
| ... | ... |
@@ -117,7 +139,7 @@ |
| 117 | 139 |
{
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ts.tms_utime-=b.ts.tms_utime; |
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ts.tms_stime-=b.ts.tms_stime; |
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ts.tms_cutime-=b.ts.tms_cutime; |
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ts.tms_cstime-=b.ts.tms_cstime; |
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utime-=b.utime; |
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stime-=b.stime; |
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cutime-=b.cutime; |
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cstime-=b.cstime; |
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rtime-=b.rtime; |
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| 123 | 145 |
return *this; |
| ... | ... |
@@ -133,7 +155,7 @@ |
| 133 | 155 |
{
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ts.tms_utime*=b; |
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ts.tms_stime*=b; |
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ts.tms_cutime*=b; |
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ts.tms_cstime*=b; |
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utime*=b; |
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stime*=b; |
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cutime*=b; |
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cstime*=b; |
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rtime*=b; |
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| 139 | 161 |
return *this; |
| ... | ... |
@@ -150,7 +172,7 @@ |
| 150 | 172 |
{
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ts.tms_utime/=b; |
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ts.tms_stime/=b; |
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ts.tms_cutime/=b; |
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ts.tms_cstime/=b; |
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utime/=b; |
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stime/=b; |
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cutime/=b; |
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cstime/=b; |
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rtime/=b; |
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| 156 | 178 |
return *this; |
| ... | ... |
@@ -175,3 +197,3 @@ |
| 175 | 197 |
{
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return |
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return utime; |
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} |
| ... | ... |
@@ -180,16 +202,22 @@ |
| 180 | 202 |
{
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return |
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return stime; |
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} |
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///Gives back the user time of the process' children |
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///\note On <tt>WIN32</tt> platform this value is not calculated. |
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/// |
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double cUserTime() const |
| 185 | 210 |
{
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return |
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return cutime; |
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} |
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///Gives back the user time of the process' children |
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///\note On <tt>WIN32</tt> platform this value is not calculated. |
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/// |
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double cSystemTime() const |
| 190 | 218 |
{
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return |
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return cstime; |
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} |
| 193 | 221 |
///Gives back the real time |
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double realTime() const {return
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double realTime() const {return rtime;}
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}; |
| ... | ... |
@@ -214,9 +242,10 @@ |
| 214 | 242 |
/// \relates TimeStamp |
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/// \note On <tt>WIN32</tt> platform the cummulative values are not |
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/// calculated. |
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inline std::ostream& operator<<(std::ostream& os,const TimeStamp &t) |
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{
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long cls = sysconf(_SC_CLK_TCK); |
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os << "u: " << double(t.getTms().tms_utime)/cls << |
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"s, s: " << double(t.getTms().tms_stime)/cls << |
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"s, cu: " << double(t.getTms().tms_cutime)/cls << |
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os << "u: " << t.userTime() << |
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"s, s: " << t.systemTime() << |
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"s, cu: " << t.cUserTime() << |
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"s, cs: " << t.cSystemTime() << |
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"s, real: " << t.realTime() << "s"; |
| ... | ... |
@@ -406,2 +435,5 @@ |
| 406 | 435 |
///Gives back the ellapsed user time of the process' children |
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///\note On <tt>WIN32</tt> platform this value is not calculated. |
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/// |
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double cUserTime() const |
| ... | ... |
@@ -411,2 +443,5 @@ |
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///Gives back the ellapsed user time of the process' children |
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///\note On <tt>WIN32</tt> platform this value is not calculated. |
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/// |
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double cSystemTime() const |
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