Management of system environment variables An environment variable is composed of a variable name and its value. More...

#include <OSD_Environment.hxx>

Public Member Functions
	OSD_Environment ()
	Creates the object Environment.

	OSD_Environment (const TCollection_AsciiString &Name)
	Creates an Environment variable initialized with value set to an empty AsciiString.

	OSD_Environment (const TCollection_AsciiString &Name, const TCollection_AsciiString &Value)
	Creates an Environment variable initialized with Value.

void	SetValue (const TCollection_AsciiString &Value)
	Changes environment variable value. Raises ConstructionError either if the string contains characters not in range of ' '...'~' or if the string contains the character '$' which is forbidden.

TCollection_AsciiString	Value ()
	Gets the value of an environment variable.

void	SetName (const TCollection_AsciiString &name)
	Changes environment variable name. Raises ConstructionError either if the string contains characters not in range of ' '...'~' or if the string contains the character '$' which is forbidden.

TCollection_AsciiString	Name () const
	Gets the name of <me>.

void	Build ()
	Sets the value of an environment variable into system (physically).

void	Remove ()
	Removes (physically) an environment variable.

Standard_Boolean	Failed () const
	Returns TRUE if an error occurs.

void	Reset ()
	Resets error counter to zero.

void	Perror ()
	Raises OSD_Error.

Standard_Integer	Error () const
	Returns error number if 'Failed' is TRUE.

Detailed Description

Management of system environment variables An environment variable is composed of a variable name and its value.

To be portable among various systems, environment variables are local to a process.

Constructor & Destructor Documentation

◆ OSD_Environment() [1/3]

OSD_Environment::OSD_Environment ( )

Creates the object Environment.

◆ OSD_Environment() [2/3]

OSD_Environment::OSD_Environment ( const TCollection_AsciiString & Name )

Creates an Environment variable initialized with value set to an empty AsciiString.

◆ OSD_Environment() [3/3]

OSD_Environment::OSD_Environment	(	const TCollection_AsciiString &	Name,
		const TCollection_AsciiString &	Value
	)

Creates an Environment variable initialized with Value.

Member Function Documentation

◆ Build()

void OSD_Environment::Build ( )

Sets the value of an environment variable into system (physically).

◆ Error()

Standard_Integer OSD_Environment::Error ( ) const

Returns error number if 'Failed' is TRUE.

◆ Failed()

Standard_Boolean OSD_Environment::Failed ( ) const

Returns TRUE if an error occurs.

◆ Name()

TCollection_AsciiString OSD_Environment::Name ( ) const

Gets the name of <me>.

◆ Perror()

void OSD_Environment::Perror ( )

Raises OSD_Error.

◆ Remove()

void OSD_Environment::Remove ( )

Removes (physically) an environment variable.

◆ Reset()

void OSD_Environment::Reset ( )

Resets error counter to zero.

◆ SetName()

void OSD_Environment::SetName ( const TCollection_AsciiString & name )

Changes environment variable name. Raises ConstructionError either if the string contains characters not in range of ' '...'~' or if the string contains the character '$' which is forbidden.

◆ SetValue()

void OSD_Environment::SetValue ( const TCollection_AsciiString & Value )

Changes environment variable value. Raises ConstructionError either if the string contains characters not in range of ' '...'~' or if the string contains the character '$' which is forbidden.

◆ Value()

TCollection_AsciiString OSD_Environment::Value ( )

Gets the value of an environment variable.

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

OSD_Environment.hxx

Public Member Functions