/usr/include/hphp/util/process.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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | /*
+----------------------------------------------------------------------+
| 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_PROCESS_H_
#define incl_HPHP_PROCESS_H_
#include <string>
#include <vector>
#include <folly/portability/Unistd.h>
#include <sys/types.h>
#ifdef _MSC_VER
# include <windows.h>
#else
# include <sys/syscall.h>
#endif
#include <pthread.h>
namespace HPHP {
///////////////////////////////////////////////////////////////////////////////
struct MemInfo {
int64_t freeMb{-1};
int64_t cachedMb{-1};
int64_t buffersMb{-1};
bool valid() const {
return freeMb >= 0 && cachedMb >= 0 && buffersMb >= 0;
}
};
///////////////////////////////////////////////////////////////////////////////
struct Process {
// Cached process statics
static std::string HostName;
static std::string CurrentWorkingDirectory;
static void InitProcessStatics();
/**
* Current executable's name.
*/
static std::string GetAppName();
/**
* This machine'a name.
*/
static std::string GetHostName();
/**
* Get command line with a process ID.
*/
static std::string GetCommandLine(pid_t pid);
/**
* Check if the current process is being run under GDB. Will return false if
* we're unable to read /proc/{getpid()}/status.
*/
static bool IsUnderGDB();
/**
* Get memory usage in MB by a process.
*/
static int64_t GetProcessRSS(pid_t pid);
/**
* Get system-wide memory usage information. Returns false upon
* failure. Note that previous value of `info` is reset, even upon
* failure.
*/
static bool GetMemoryInfo(MemInfo& info);
/**
* Current thread's identifier.
*/
static pthread_t GetThreadId() {
return pthread_self();
}
/**
* Current thread's identifier.
*/
static uint64_t GetThreadIdForTrace() {
// For tracing purposes this just needs to be unique, pthread_t is not
// portable but even if it's a pointer to a struct like on OSX this will
// produce a unique value. If we support platforms where this isn't the
// case we will need to revisit this.
#ifdef __linux__
return pthread_self();
#else
return (uint64_t)pthread_self();
#endif
}
/*
* Thread's process identifier.
*/
static pid_t GetThreadPid() {
#ifdef __FreeBSD__
# if __FreeBSD__version > 900030
return pthread_getthreadid_np();
# else
long tid;
syscall(SYS_thr_self, &tid);
return (pid_t) tid;
# endif
#elif defined(_MSC_VER)
return GetCurrentThreadId();
#else
return syscall(SYS_gettid);
#endif
}
/**
* Are we in the main thread still?
*/
static bool IsInMainThread() {
return Process::GetThreadPid() == getpid();
}
/**
* Get CPU information.
*/
static int GetCPUCount();
static std::string GetCPUModel();
/**
* Get binary code footprint in bytes.
*/
static size_t GetCodeFootprint(pid_t pid);
/**
* Get current working directory.
*/
static std::string GetCurrentDirectory();
/**
* Get current user's name.
*/
static std::string GetCurrentUser();
/**
* Get current user's home directory.
*/
static std::string GetHomeDirectory();
};
///////////////////////////////////////////////////////////////////////////////
}
#endif
|