1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
13 use std::process::{Command, Stdio};
14 use std::path::{Path, PathBuf};
16 pub fn run(cmd: &mut Command) {
17 println!("running: {:?}", cmd);
21 pub fn run_silent(cmd: &mut Command) {
22 let status = match cmd.status() {
24 Err(e) => fail(&format!("failed to execute command: {}", e)),
26 if !status.success() {
27 fail(&format!("command did not execute successfully: {:?}\n\
28 expected success, got: {}",
34 pub fn gnu_target(target: &str) -> String {
36 "i686-pc-windows-msvc" => "i686-pc-win32".to_string(),
37 "x86_64-pc-windows-msvc" => "x86_64-pc-win32".to_string(),
38 "i686-pc-windows-gnu" => "i686-w64-mingw32".to_string(),
39 "x86_64-pc-windows-gnu" => "x86_64-w64-mingw32".to_string(),
44 pub fn cc2ar(cc: &Path, target: &str) -> Option<PathBuf> {
45 if target.contains("msvc") {
47 } else if target.contains("musl") {
48 Some(PathBuf::from("ar"))
50 let parent = cc.parent().unwrap();
51 let file = cc.file_name().unwrap().to_str().unwrap();
52 for suffix in &["gcc", "cc", "clang"] {
53 if let Some(idx) = file.rfind(suffix) {
54 let mut file = file[..idx].to_owned();
56 return Some(parent.join(&file));
59 Some(parent.join(file))
63 pub fn output(cmd: &mut Command) -> String {
64 let output = match cmd.stderr(Stdio::inherit()).output() {
66 Err(e) => fail(&format!("failed to execute command: {}", e)),
68 if !output.status.success() {
69 panic!("command did not execute successfully: {:?}\n\
70 expected success, got: {}",
74 String::from_utf8(output.stdout).unwrap()
77 fn fail(s: &str) -> ! {
78 println!("\n\n{}\n\n", s);
79 std::process::exit(1);