passthru() — internals

passthru() — internals

Where it lives

• Signature: src/builtins/system/passthru.rs
• Lowering: src/codegen/lower_inst/builtins/system.rs:714 (lower_passthru)
• Function symbol: lower_passthru()

Lowering notes

• Lowers passthru(command) through libc system() for direct stdout passthrough.

Runtime helpers

The following runtime helpers are referenced:

• __rt_cstr
• __rt_shell_exec

Signature summary

function passthru(string $command): void

What the type checker enforces

• Arity: takes exactly 1 argument.

Eval interpreter (magician)

• Declaration: crates/elephc-magician/src/interpreter/builtins/network_env/passthru.rs (eval_builtin!)
• Dispatch hooks: direct, values

Cross-references

• User reference for passthru()