Btk::PStream Class Reference

Pipe stream to or from a process. More...

#include <popen.hpp>

Public Member Functions
	PStream (const char *cmd, const char *modes)
	Construct a new PStream object. More...
	PStream (const PStream &)=delete
	PStream (PStream &&)
void	close ()
	Close the stream. More...
void	open (const char *cmd, const char *modes)
	Open a new stream. More...
void	open (std::string_view cmd, std::string_view modes)
bool	try_open (const char *cmd, const char *modes)
	Trt open a new stream. More...
bool	try_open (std::string_view cmd, std::string_view modes)
bool	bad ()
	Check the stream status. More...
bool	eof ()
	Check the stream at eof. More...
PStream &	operator= (PStream &&)
	Assign from a lval stream. More...
FILE *	operator* () const noexcept
	operator bool ()

Friends
PStream &	operator>> (PStream &, std::string &)
	Read a line to string. More...
PStream &	operator<< (PStream &, std::string_view)
	Write String to stream It w. More...

Detailed Description

Pipe stream to or from a process.

Constructor & Destructor Documentation

PStream()

Btk::PStream::PStream ( const char *  cmd, const char *  modes  )

inline

Construct a new PStream object.

Parameters

cmd	The commond line
modes	The pipe mode

Member Function Documentation

bad()

bool Btk::PStream::bad ( )

inline

Check the stream status.

Returns

true Is bad

false Is good

close()

void Btk::PStream::close ( )

inline

Close the stream.

eof()

bool Btk::PStream::eof ( )

inline

Check the stream at eof.

Returns

true Is eof

false Is not at eof

open()

void Btk::PStream::open ( const char *  cmd, const char *  modes  )

inline

Open a new stream.

Parameters

cmd	The command line
modes	The pipe mode

operator=()

PStream & Btk::PStream::operator= ( PStream &&  pstream )

inline

Assign from a lval stream.

Returns

PStream& The stream ref

try_open()

bool Btk::PStream::try_open ( const char *  cmd, const char *  modes  )

inline

Trt open a new stream.

Parameters

cmd	The command line
modes	The pipe mode

Returns

true Succeed

false Failed

Friends And Related Function Documentation

operator<<

PStream& operator<< ( PStream &  stream, std::string_view  data  )

friend

Write String to stream It w.

Returns

PStream& The stream ref

operator>>

PStream& operator>> ( PStream &  stream, std::string &  str  )

friend

Read a line to string.

Parameters

stream	The stream
str	The string ref

Returns

PStream& The stream ref

---

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

• include/Btk/platform/popen.hpp