aalexandre
26178124a4
This concludes the inttypes replacement. These replacement have been mostly mechanical with the use of cxx_replace.
66 linhas
2.4 KiB
C++
66 linhas
2.4 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010- Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#include "lock.h"
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#include "stack_trace.h"
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namespace HPHP {
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///////////////////////////////////////////////////////////////////////////////
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LockProfiler::PFUNC_PROFILE LockProfiler::s_pfunc_profile = nullptr;
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bool LockProfiler::s_profile = false;
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int LockProfiler::s_profile_sampling = 1000;
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LockProfiler::LockProfiler(bool profile) : m_profiling(false) {
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if (s_profile && s_pfunc_profile && profile &&
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s_profile_sampling && (rand() % s_profile_sampling) == 0) {
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m_profiling = true;
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#if defined(__APPLE__)
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gettimeofday(&m_lockTime, nullptr);
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#else
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clock_gettime(CLOCK_MONOTONIC, &m_lockTime);
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#endif
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}
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}
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LockProfiler::~LockProfiler() {
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if (m_profiling) {
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#if defined(__APPLE__)
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timeval unlockTime;
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unlockTime.tv_sec = 0;
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unlockTime.tv_usec = 0;
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gettimeofday(&unlockTime, nullptr);
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time_t dsec = unlockTime.tv_sec - m_lockTime.tv_sec;
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long dnsec = unlockTime.tv_usec - m_lockTime.tv_usec;
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int64_t dusec = dsec * 1000000 + dnsec;
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#else
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timespec unlockTime;
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unlockTime.tv_sec = 0;
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unlockTime.tv_nsec = 0;
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clock_gettime(CLOCK_MONOTONIC, &unlockTime);
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time_t dsec = unlockTime.tv_sec - m_lockTime.tv_sec;
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long dnsec = unlockTime.tv_nsec - m_lockTime.tv_nsec;
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int64_t dusec = dsec * 1000000 + dnsec / 1000;
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#endif
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StackTrace st;
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s_pfunc_profile(st.hexEncode(3, 9), dusec);
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}
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}
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///////////////////////////////////////////////////////////////////////////////
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}
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