CASM::Popen Class Reference

#include <Popen.hh>

Detailed Description

Remember how to use popen.

Definition at line 12 of file Popen.hh.

Public Member Functions
	Popen (std::function< void(FILE *)> _popen_handler=Popen::default_popen_handler, std::function< void(int)> _pclose_handler=Popen::default_pclose_handler, bool _combine_stdout_stderr=true)
	Construct a Popen object. More...
void	popen (std::string _command)
	Execute popen for a given command. More...
std::string	gets () const
	Returns the stdout resulting from the last popen call. More...
void	print (std::ostream &sout) const
	Print the last command executed and the resulting stdout. More...
int	exit_code () const
	Returns pclose(fp)/256. More...

Static Public Member Functions
static void	default_popen_handler (FILE *fp)
	Default popen error handler throws std::runtime_error if popen failed. More...
static void	default_pclose_handler (int status)
	Default pclose error handler throws std::runtime_error if pclose failed. More...

Private Attributes
std::string	m_command
std::string	m_stdout
int	m_pclose_result
std::function< void(FILE *)>	m_popen_handler
std::function< void(int)>	m_pclose_handler
bool	m_combine_stdout_stderr

Constructor & Destructor Documentation

CASM::Popen::Popen	(	std::function< void(FILE *)>	_popen_handler = Popen::default_popen_handler,
		std::function< void(int)>	_pclose_handler = Popen::default_pclose_handler,
		bool	_combine_stdout_stderr = true
	)

Construct a Popen object.

Definition at line 7 of file Popen.cc.

Member Function Documentation

void CASM::Popen::default_pclose_handler ( int  status )

static

Default pclose error handler throws std::runtime_error if pclose failed.

Definition at line 67 of file Popen.cc.

void CASM::Popen::default_popen_handler ( FILE *  fp )

static

Default popen error handler throws std::runtime_error if popen failed.

Definition at line 60 of file Popen.cc.

int CASM::Popen::exit_code

(

)

const

Returns pclose(fp)/256.

Definition at line 55 of file Popen.cc.

std::string CASM::Popen::gets

(

)

const

Returns the stdout resulting from the last popen call.

Definition at line 44 of file Popen.cc.

void CASM::Popen::popen

(

std::string

_command

)

Execute popen for a given command.

• Uses provide error handlers
• Stores popen stdout, which can be accessed using gets

Definition at line 19 of file Popen.cc.

void CASM::Popen::print

(

std::ostream &

sout

)

const

Print the last command executed and the resulting stdout.

Definition at line 49 of file Popen.cc.

Member Data Documentation

bool CASM::Popen::m_combine_stdout_stderr

private

Definition at line 46 of file Popen.hh.

std::string CASM::Popen::m_command

private

Definition at line 41 of file Popen.hh.

std::function<void(int)> CASM::Popen::m_pclose_handler

private

Definition at line 45 of file Popen.hh.

int CASM::Popen::m_pclose_result

private

Definition at line 43 of file Popen.hh.

std::function<void(FILE *)> CASM::Popen::m_popen_handler

private

Definition at line 44 of file Popen.hh.

std::string CASM::Popen::m_stdout

private

Definition at line 42 of file Popen.hh.

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

• /Users/bpuchala/Work/codes/CASMcode_v0.2.X_reference/include/casm/system/Popen.hh
• /Users/bpuchala/Work/codes/CASMcode_v0.2.X_reference/src/casm/system/Popen.cc