Cat Class Reference

Concatenate files to standard output. More...

#include <Cat.h>

Inheritance diagram for Cat:

Public Member Functions
	Cat (int argc, char **argv)
	Constructor.
virtual	~Cat ()
	Destructor.
virtual Result	initialize ()
	Initialize the application.
virtual Result	exec ()
	Execute the application.
Public Member Functions inherited from POSIXApplication
	POSIXApplication (int argc, char **argv)
	Class constructor.
virtual	~POSIXApplication ()
	Class destructor.
Public Member Functions inherited from Application
	Application (int argc, char **argv)
	Class constructor.
virtual	~Application ()
	Class destructor.
virtual int	run ()
	Run the application.

Private Member Functions
Result	cat (const char *file) const
	Concatenate a file.

Additional Inherited Members
Public Types inherited from Application
enum	Result {   Success , NotFound , IOError , InvalidArgument ,   ShowUsage , TimedOut , OutOfMemory }
	Result codes. More...
Protected Member Functions inherited from POSIXApplication
virtual Result	output (const char *string) const
	Print text to output.
int	runProgram (const char *path, const char **argv)
	Runs an external program.
Protected Member Functions inherited from Application
virtual Result	output (String &string) const
	Print string to output.
ArgumentParser &	parser ()
	Get program arguments parser.
const ArgumentParser &	parser () const
	Get constant program arguments parser.
const ArgumentContainer &	arguments () const
	Get program arguments.
void	setVersion (const String &version)
	Set program version.
Protected Attributes inherited from Application
int	m_argc
	Input argument count.
char **	m_argv
	Input argument values.

Detailed Description

Concatenate files to standard output.

Definition at line 31 of file Cat.h.

Constructor & Destructor Documentation

Cat()

Cat::Cat	(	int	argc,
		char **	argv
	)

Constructor.

Parameters

argc	Argument count
argv	Argument values

Definition at line 27 of file Cat.cpp.

References Application::parser(), ArgumentParser::registerPositional(), and ArgumentParser::setDescription().

~Cat()

Cat::~Cat ( )

virtual

Destructor.

Definition at line 34 of file Cat.cpp.

Member Function Documentation

cat()

Cat::Result Cat::cat ( const char *  file ) const

private

Concatenate a file.

Parameters

file	Name of file to concatenate

Returns

Result code

Definition at line 64 of file Cat.cpp.

References close(), DEBUG, errno, Application::InvalidArgument, Application::IOError, memset(), ArgumentParser::name(), Application::NotFound, O_RDONLY, open(), Application::parser(), printf(), read(), S_ISCHR, S_ISREG, stat::st_mode, strerror(), and Application::Success.

Referenced by exec().

exec()

Cat::Result Cat::exec ( )

virtual

Execute the application.

Returns

Result code

Implements Application.

Definition at line 43 of file Cat.cpp.

References Application::arguments(), cat(), Vector< T >::count(), ArgumentContainer::getPositionals(), and Application::Success.

initialize()

Cat::Result Cat::initialize ( )

virtual

Initialize the application.

Returns

Result code

Reimplemented from Application.

Definition at line 38 of file Cat.cpp.

References Application::arguments(), Vector< T >::count(), ArgumentContainer::getPositionals(), Application::ShowUsage, and Application::Success.

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

• bin/cat/Cat.h
• bin/cat/Cat.cpp