TAPSET::CONTEXT-ENVVAR(3stap) TAPSET::CONTEXT-ENVVAR(3stap)

# [NAME](#NAME)

tapset::context-envvar - systemtap context-envvar tapset

# [DESCRIPTION](#DESCRIPTION)

Context functions provide additional information about where an event occurred. These functions can provide information such as a backtrace to where the event occurred and the current register values for the processor.

[**env\_var**](#env_var)

Fetch environment variable from current process

See [*function::env\_var*(3stap)](/man/enterprise-packages/systemtap/function::env_var.3stap)  
for details.

# [SEE ALSO](#SEE_ALSO)

[*function::env\_var*(3stap)](/man/enterprise-packages/systemtap/function::env_var.3stap), [*stap*(1)](/man/enterprise-packages/systemtap/stap.1), [*stapprobes*(3stap)](/man/enterprise-packages/systemtap/stapprobes.3stap)

September 2026 SystemTap Tapset Reference

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Document: tapset::context-envvar(3stap) from systemtap 5.6-r1 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git