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#include <iostream>
#include <cassert>
#ifndef WIN32
#include <sys/time.h>
#endif
#include "compatibility.hh"
#include "timing.hh"
using namespace std;
extern bool gTimingSwitch;
#if 1
double mysecond()
{
struct timeval tp;
struct timezone tzp;
gettimeofday(&tp,&tzp);
return ( (double) tp.tv_sec + (double) tp.tv_usec * 1.e-6 );
}
int lIndex=0;
double lStartTime[1024];
double lEndTime[1024];
static void tab (int n, ostream& fout)
{
fout << '\n';
while (n--) fout << '\t';
}
void startTiming (const char* msg)
{
if (gTimingSwitch) {
assert(lIndex < 1023);
tab(lIndex, cerr); cerr << "start " << msg << endl;
lStartTime[lIndex++] = mysecond();
}
}
void endTiming (const char* msg)
{
if (gTimingSwitch) {
assert(lIndex>0);
lEndTime[--lIndex] = mysecond();
tab(lIndex, cerr); cerr << "end " << msg << " (duration : " << lEndTime[lIndex] - lStartTime[lIndex] << ")" << endl;
}
}
#else
void startTiming (const char* msg)
{}
void endTiming (const char* msg)
{}
#endif
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