DOKK / manpages / debian 10 / systemtap-doc / function::env_var.3stap.en
FUNCTION::ENV_VAR(3stap) Context Functions FUNCTION::ENV_VAR(3stap)

function::env_var - Fetch environment variable from current process



    env_var:string(name:string)

name

Name of the environment variable to fetch

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

tapset::context-envvar(3stap)

October 2018 SystemTap Tapset Reference