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FUNCTION::ENV_VAR(3stap) Context Functions FUNCTION::ENV_VAR(3stap)

NAME

function::env_var - Fetch environment variable from current process

SYNOPSIS

    env_var:string(name:string)

ARGUMENTS

name
Name of the environment variable to fetch

DESCRIPTION

Returns the contents of the specified environment value for the current process. If the variable isn't set an empty string is returned.
November 2014 SystemTap Tapset Reference