library/std/src/sys/unix/process/mod.rs

pub use self::process_common::{Command, CommandArgs, ExitCode, Stdio, StdioPipes};
pub use self::process_inner::{ExitStatus, Process};
pub use crate::ffi::OsString as EnvKey;
pub use crate::sys_common::process::CommandEnvs;

mod process_common;

cfg_if::cfg_if! {
    if #[cfg(target_os = "fuchsia")] {
        #[path = "process_fuchsia.rs"]
        mod process_inner;
        mod zircon;
    } else if #[cfg(target_os = "vxworks")] {
        #[path = "process_vxworks.rs"]
        mod process_inner;
    } else {
        #[path = "process_unix.rs"]
        mod process_inner;
    }
}