bcache::env_var_t Class Reference

A helper class for reading and parsing environment variables. More...

#include <env_utils.hpp>

Public Member Functions
	env_var_t (const std::string &name)
	Read an environment variable. More...
	operator bool () const
const std::string &	as_string () const
int64_t	as_int64 () const
bool	as_bool () const

Private Attributes
std::string	m_value
bool	m_defined

Detailed Description

A helper class for reading and parsing environment variables.

Constructor & Destructor Documentation

env_var_t()

bcache::env_var_t::env_var_t

(

const std::string &

name

)

Read an environment variable.

Parameters

name	The name of the environment variable.

Member Function Documentation

as_bool()

bool bcache::env_var_t::as_bool

(

)

const

Returns

the environment variable value as a boolean value.

as_int64()

int64_t bcache::env_var_t::as_int64

(

)

const

Returns

the environment variable value as an integer.

as_string()

const std::string& bcache::env_var_t::as_string ( ) const

inline

Returns

the environment variable value as a string.

operator bool()

bcache::env_var_t::operator bool ( ) const

inline

Returns

true if the environment variable was defined.

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The documentation for this class was generated from the following files:

• base/env_utils.hpp
• base/env_utils.cpp