Function env_var

crates/kernel/src/lib.rs:12–22

(name: &str)

// `.is_some()`, `.is_err()`, `match`, ...) all work identically.
#[inline]
pub(crate) fn env_var(name: &str) -> Result<String, std::env::VarError> {
  #[cfg(target_os = "zkvm")]
  {
    let _ = name;
    Err(std::env::VarError::NotPresent)
  }
  #[cfg(not(target_os = "zkvm"))]
  {
    std::env::var(name)
  }
}

#[inline]
pub(crate) fn env_var_os(name: &str) -> Option<std::ffi::OsString> {