Macro envs 

macro_rules! envs {
    ($($k:expr => $v:expr),* $(,)?) => { ... };
}

Available on crate feature process only.

Create a config to add multiple environments of different types when building a subprocess.

Example

use std::path::Path;
use cu::pre::*;

let path = Path::new("bizbar");
cu::which("foo")?.command()
   .add(cu::envs!{
        "BAR" => "true",
        "BIZ" => path
   })
   // ... more config