/usr/include/hphp/util/timer.h is in hhvm-dev 3.21.0+dfsg-2ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | /*
+----------------------------------------------------------------------+
| HipHop for PHP |
+----------------------------------------------------------------------+
| Copyright (c) 2010-present Facebook, Inc. (http://www.facebook.com) |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
*/
#ifndef incl_HPHP_TIMER_H_
#define incl_HPHP_TIMER_H_
#include <cstdint>
#include <string>
#include <folly/portability/SysResource.h>
#include <folly/portability/SysTime.h>
#include "hphp/util/compatibility.h"
namespace HPHP {
///////////////////////////////////////////////////////////////////////////////
/*
* Timing execution of block of codes.
*/
struct Timer {
enum Type {
WallTime,
SystemCPU,
UserCPU,
TotalCPU,
};
enum ReportType {
Log,
Stderr,
Trace,
};
enum Who {
Self = RUSAGE_SELF,
Children = RUSAGE_CHILDREN,
#ifdef RUSAGE_THREAD
Thread = RUSAGE_THREAD,
#endif
};
public:
explicit Timer(Type type, const char *name = nullptr, ReportType r = Log);
~Timer();
static void GetRealtimeTime(timespec &sp);
static void GetMonotonicTime(timespec &sp);
static int64_t GetCurrentTimeMicros();
static int64_t GetRusageMicros(Type t, Who who);
static int64_t GetThreadCPUTimeNanos();
const char *getName() const;
int64_t getMicroSeconds() const;
void report() const;
private:
Type m_type;
ReportType m_report;
std::string m_name;
int64_t m_start;
int64_t measure() const;
};
///////////////////////////////////////////////////////////////////////////////
struct SlowTimer {
SlowTimer(int64_t msThreshold, const char *location, const char *info);
~SlowTimer();
int64_t getTime() const;
private:
Timer m_timer;
int64_t m_msThreshold;
std::string m_location;
std::string m_info;
};
///////////////////////////////////////////////////////////////////////////////
extern __thread int64_t s_extra_request_microseconds;
int gettime(clockid_t, struct timespec*);
/*
* Computes the difference between two timespec objects in microseconds.
*/
int64_t gettime_diff_us(const timespec&, const timespec&);
///////////////////////////////////////////////////////////////////////////////
}
#endif // incl_HPHP_TIMER_H_
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