Name
SPVM::Sys::Env - Environemnt Variables
Description
The Sys::Env
class of SPVM has methods to manipulate environemnt variables.
Usage
use Sys::Env;
my $path = Sys::Env->getenv("PATH");
Sys::Env->setenv("PATH", "/foo/bar");
Class Methods
getenv
static method getenv : string ($name : string);
Calls the getenv function and copy its return value and returns it.
Exceptions:
$name must be defined. Otherwise an exception is thrown.
setenv
static method setenv : int ($name : string, $value : string, $overwrite : int);
Calls the setenv function and returns its return value.
Exceptions:
$name must be defined. Otherwise an exception is thrown.
$value must be defined. Otherwise an exception is thrown.
If setenv failed, an exception is thrown and eval_error_id
is set to the basic type ID of the Error::System.
In Windows the following exception is thrown. setenv is not supported in this system(defined(_WIN32)).
unsetenv
static method unsetenv : int ($name : string);
Calls the unsetenv function and returns its return value.
Exceptions:
$name must be defined. Otherwise an exception is thrown.
If unsetenv failed, an exception is thrown and eval_error_id
is set to the basic type ID of the Error::System.
In Windows the following exception is thrown. unsetenv is not supported in this system(defined(_WIN32)).
_putenv_s
static method _putenv_s : int ($name : string, $value : string);
Calls the _putenv_s function and returns its return value.
Exceptions:
$name must be defined. Otherwise an exception is thrown.
$value must be defined. Otherwise an exception is thrown.
If _putenv_s failed, an exception is thrown and eval_error_id
is set to the basic type ID of the Error::System.
In OSs ohter than Windows the following exception is thrown. _putenv_s is not supported in this system(!defined(_WIN32)).
Copyright & License
Copyright (c) 2023 Yuki Kimoto
MIT License