process-cpp  3.0.0
A simple convenience library for handling processes in C++11.
core::posix::linux::proc::process Namespace Reference

Classes

struct  OomAdj
 
struct  OomScore
 
struct  OomScoreAdj
 
struct  Stat
 The Stat struct encapsulates status information about a process. More...
 

Enumerations

enum  State {
  State::undefined = -1,
  State::running = 'R',
  State::sleeping = 'S',
  State::disk_sleep = 'D',
  State::zombie = 'Z',
  State::traced_or_stopped = 'T',
  State::paging = 'W'
}
 

Functions

CORE_POSIX_DLL_PUBLIC const posix::Processoperator>> (const posix::Process &process, OomAdj &adj)
 Read the OomAdj value for a process instance. More...
 
CORE_POSIX_DLL_PUBLIC const posix::Processoperator<< (const posix::Process &process, const OomAdj &adj)
 Write the OomAdj value for a process instance. More...
 
CORE_POSIX_DLL_PUBLIC const posix::Processoperator>> (const posix::Process &process, OomScore &score)
 Read the OomScore for a process instance. More...
 
CORE_POSIX_DLL_PUBLIC const posix::Processoperator>> (const posix::Process &process, OomScoreAdj &score_adj)
 Read the OomScoreAdj value for a process instance. More...
 
CORE_POSIX_DLL_PUBLIC const posix::Processoperator<< (const posix::Process &process, const OomScoreAdj &score_adj)
 Write the OomScoreAdj value for a process instance. More...
 
CORE_POSIX_DLL_PUBLIC const posix::Processoperator>> (const posix::Process &process, Stat &stat)
 
std::istream & operator>> (std::istream &in, State &state)
 
std::istream & operator>> (std::istream &in, Stat &stat)
 

Enumeration Type Documentation

Enumerator
undefined 
running 
sleeping 
disk_sleep 
zombie 
traced_or_stopped 
paging 

Definition at line 35 of file state.h.

Function Documentation

const posix::Process & core::posix::linux::proc::process::operator<< ( const posix::Process process,
const OomAdj adj 
)

Write the OomAdj value for a process instance.

Exceptions
std::runtime_errorin case of errors and std::logic_error if score_adj.is_valid() returns false.
Parameters
[in]processThe process to write the score for.
[in]adjThe new value to store.

Definition at line 65 of file oom_adj.cpp.

References core::posix::linux::proc::process::OomAdj::is_valid(), core::posix::Process::pid(), and core::posix::linux::proc::process::OomAdj::value.

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const posix::Process & core::posix::linux::proc::process::operator<< ( const posix::Process process,
const OomScoreAdj score_adj 
)

Write the OomScoreAdj value for a process instance.

Exceptions
std::runtime_errorin case of errors and std::logic_error if score_adj.is_valid() returns false.
Parameters
[in]processThe process to write the score for.
[in]score_adjThe new value to store.

Definition at line 60 of file oom_score_adj.cpp.

References core::posix::linux::proc::process::OomScoreAdj::is_valid(), core::posix::Process::pid(), and core::posix::linux::proc::process::OomScoreAdj::value.

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std::istream& core::posix::linux::proc::process::operator>> ( std::istream &  in,
State state 
)

Definition at line 37 of file stat.cpp.

std::istream& core::posix::linux::proc::process::operator>> ( std::istream &  in,
Stat stat 
)

Definition at line 43 of file stat.cpp.

References core::posix::linux::proc::process::Stat::addresses, core::posix::linux::proc::process::Stat::aggregated_block_io_delays, core::posix::linux::proc::process::Stat::blocked, core::posix::linux::proc::process::Stat::caught, core::posix::linux::proc::process::Stat::channel, core::posix::linux::proc::process::Stat::controlling_process_group, core::posix::linux::proc::process::Stat::cpu_count, core::posix::linux::proc::process::Stat::end_code, core::posix::linux::proc::process::Stat::executable, core::posix::linux::proc::process::Stat::exit_signal, core::posix::linux::proc::process::Stat::guest_time, core::posix::linux::proc::process::Stat::guest_time_children, core::posix::linux::proc::process::Stat::ignored, core::posix::linux::proc::process::Stat::instruction_pointer, core::posix::linux::proc::process::Stat::kernel_flags, core::posix::linux::proc::process::Stat::major_faults_count, core::posix::linux::proc::process::Stat::major_faults_count_by_children, core::posix::linux::proc::process::Stat::minor_faults_count, core::posix::linux::proc::process::Stat::minor_faults_count_by_children, core::posix::linux::proc::process::Stat::nice, core::posix::linux::proc::process::Stat::parent, core::posix::linux::proc::process::Stat::pending, core::posix::linux::proc::process::Stat::pid, core::posix::linux::proc::process::Stat::priority, core::posix::linux::proc::process::Stat::process_group, core::posix::linux::proc::process::Stat::realtime_priority, core::posix::linux::proc::process::Stat::resident_set, core::posix::linux::proc::process::Stat::resident_set_limit, core::posix::linux::proc::process::Stat::scheduling_policy, core::posix::linux::proc::process::Stat::session_id, core::posix::linux::proc::process::Stat::signals, core::posix::linux::proc::process::Stat::size, core::posix::linux::proc::process::Stat::stack_pointer, core::posix::linux::proc::process::Stat::start_code, core::posix::linux::proc::process::Stat::start_stack, core::posix::linux::proc::process::Stat::start_time, core::posix::linux::proc::process::Stat::state, core::posix::linux::proc::process::Stat::swap_count, core::posix::linux::proc::process::Stat::swap_count_children, core::posix::linux::proc::process::Stat::system, core::posix::linux::proc::process::Stat::system_for_children, core::posix::linux::proc::process::Stat::thread_count, core::posix::linux::proc::process::Stat::time, core::posix::linux::proc::process::Stat::time_before_next_sig_alarm, core::posix::linux::proc::process::Stat::tty_nr, core::posix::linux::proc::process::Stat::user, core::posix::linux::proc::process::Stat::user_for_children, and core::posix::linux::proc::process::Stat::virt.

const posix::Process & core::posix::linux::proc::process::operator>> ( const posix::Process process,
OomScore score 
)

Read the OomScore for a process instance.

Exceptions
std::runtime_errorin case of errors.
Parameters
[in]processThe process to read the score for.
[out]scoreThe destination to store the value in.

Definition at line 36 of file oom_score.cpp.

References core::posix::Process::pid(), and core::posix::linux::proc::process::OomScore::value.

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const posix::Process & core::posix::linux::proc::process::operator>> ( const posix::Process process,
OomAdj adj 
)

Read the OomAdj value for a process instance.

Exceptions
std::runtime_errorin case of errors.
Parameters
[in]processThe process to read the score for.
[out]adjThe destination to store the value in.

Definition at line 55 of file oom_adj.cpp.

References core::posix::Process::pid(), and core::posix::linux::proc::process::OomAdj::value.

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const posix::Process & core::posix::linux::proc::process::operator>> ( const posix::Process process,
Stat stat 
)

Definition at line 93 of file stat.cpp.

References core::posix::Process::pid().

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const posix::Process & core::posix::linux::proc::process::operator>> ( const posix::Process process,
OomScoreAdj score_adj 
)

Read the OomScoreAdj value for a process instance.

Exceptions
std::runtime_errorin case of errors.
Parameters
[in]processThe process to read the score for.
[out]score_adjThe destination to store the value in.

Definition at line 50 of file oom_score_adj.cpp.

References core::posix::Process::pid(), and core::posix::linux::proc::process::OomScoreAdj::value.

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