// Copyright 2012 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. use std::os; use std::run; use std::str; #[cfg(target_os = "win32")] fn target_env(lib_path: &str, prog: &str) -> ~[(~str,~str)] { let mut env = os::env(); // Make sure we include the aux directory in the path assert!(prog.ends_with(".exe")); let aux_path = prog.slice(0u, prog.len() - 4u).to_owned() + ".libaux"; env = do env.map() |pair| { let (k,v) = (*pair).clone(); if k == ~"PATH" { (~"PATH", v + ";" + lib_path + ";" + aux_path) } else { (k,v) } }; if prog.ends_with("rustc.exe") { env.push((~"RUST_THREADS", ~"1")); } return env; } #[cfg(target_os = "linux")] #[cfg(target_os = "macos")] #[cfg(target_os = "freebsd")] fn target_env(_lib_path: &str, _prog: &str) -> ~[(~str,~str)] { os::env() } pub struct Result {status: int, out: ~str, err: ~str} pub fn run(lib_path: &str, prog: &str, args: &[~str], env: ~[(~str, ~str)], input: Option<~str>) -> Result { let env = env + target_env(lib_path, prog); let mut process = run::Process::new(prog, args, run::ProcessOptions { env: Some(env), dir: None, in_fd: None, out_fd: None, err_fd: None }); for input in input.iter() { process.input().write(input.as_bytes()); } let output = process.finish_with_output(); Result { status: output.status, out: str::from_utf8(output.output), err: str::from_utf8(output.error) } } pub fn run_background(lib_path: &str, prog: &str, args: &[~str], env: ~[(~str, ~str)], input: Option<~str>) -> run::Process { let env = env + target_env(lib_path, prog); let mut process = run::Process::new(prog, args, run::ProcessOptions { env: Some(env), dir: None, in_fd: None, out_fd: None, err_fd: None }); for input in input.iter() { process.input().write(input.as_bytes()); } return process; }