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//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
//
// copyright : (C) 2014 The CodeLite Team
// file name : performance.cpp
//
// -------------------------------------------------------------------------
// A
// _____ _ _ _ _
// / __ \ | | | | (_) |
// | / \/ ___ __| | ___| | _| |_ ___
// | | / _ \ / _ |/ _ \ | | | __/ _ )
// | \__/\ (_) | (_| | __/ |___| | || __/
// \____/\___/ \__,_|\___\_____/_|\__\___|
//
// F i l e
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
//////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
#define __PERFORMANCE
#include "performance.h"
#ifdef __WXMSW__
#include <vector>
#include <string>
#include <stdio.h>
#include <windows.h>
#include <assert.h>
static FILE * dbgFile(NULL);
static std::string output = "";
static std::vector<std::pair<DWORD, DWORD> > tickCounts;
void PERF_OUTPUT(const char *path) {
output = path;
}
void PERF_START(const char* func_name) {
if (!dbgFile) {
dbgFile = fopen(output.c_str(), "w+");
assert(dbgFile != 0);
}
fprintf(dbgFile, "%*c<block name=\"%s\">\n", 4*tickCounts.size(), ' ', func_name);
fflush(dbgFile);
tickCounts.push_back(std::make_pair(DWORD(GetTickCount()), DWORD(0)));
}
void PERF_END() {
assert(dbgFile != 0);
if (tickCounts.empty())
return;
DWORD tickCount = GetTickCount();
DWORD elapsed = tickCount - tickCounts.back().first;
DWORD unaccounted = elapsed - tickCounts.back().second;
fprintf(dbgFile, "%*c<elapsed time=\"%ld\"", 4*tickCounts.size(), ' ', elapsed);
if (0 < unaccounted && unaccounted < elapsed) {
fprintf(dbgFile, " unaccounted=\"%ld\"", unaccounted);
}
fprintf(dbgFile, "/>\n");
tickCounts.pop_back();
if (!tickCounts.empty()) {
tickCounts.back().second += elapsed;
}
fprintf(dbgFile, "%*c</block>\n", 4*tickCounts.size(), ' ');
fflush(dbgFile);
}
#endif
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