86 lines
2.4 KiB
Rust
86 lines
2.4 KiB
Rust
// Copyright 2012-2015 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 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
|
|
use std::env;
|
|
use common::Config;
|
|
|
|
/// Conversion table from triple OS name to Rust SYSNAME
|
|
const OS_TABLE: &'static [(&'static str, &'static str)] = &[
|
|
("android", "android"),
|
|
("bitrig", "bitrig"),
|
|
("darwin", "macos"),
|
|
("dragonfly", "dragonfly"),
|
|
("freebsd", "freebsd"),
|
|
("ios", "ios"),
|
|
("linux", "linux"),
|
|
("mingw32", "windows"),
|
|
("openbsd", "openbsd"),
|
|
("win32", "windows"),
|
|
("windows", "windows"),
|
|
];
|
|
|
|
const ARCH_TABLE: &'static [(&'static str, &'static str)] = &[
|
|
("aarch64", "aarch64"),
|
|
("amd64", "x86_64"),
|
|
("arm", "arm"),
|
|
("arm64", "aarch64"),
|
|
("hexagon", "hexagon"),
|
|
("i386", "x86"),
|
|
("i686", "x86"),
|
|
("mips", "mips"),
|
|
("msp430", "msp430"),
|
|
("powerpc", "powerpc"),
|
|
("s390x", "systemz"),
|
|
("sparc", "sparc"),
|
|
("x86_64", "x86_64"),
|
|
("xcore", "xcore"),
|
|
];
|
|
|
|
pub fn get_os(triple: &str) -> &'static str {
|
|
for &(triple_os, os) in OS_TABLE {
|
|
if triple.contains(triple_os) {
|
|
return os
|
|
}
|
|
}
|
|
panic!("Cannot determine OS from triple");
|
|
}
|
|
pub fn get_arch(triple: &str) -> &'static str {
|
|
for &(triple_arch, arch) in ARCH_TABLE {
|
|
if triple.contains(triple_arch) {
|
|
return arch
|
|
}
|
|
}
|
|
panic!("Cannot determine Architecture from triple");
|
|
}
|
|
|
|
pub fn get_env(triple: &str) -> Option<&str> {
|
|
triple.split('-').nth(3)
|
|
}
|
|
|
|
pub fn make_new_path(path: &str) -> String {
|
|
assert!(cfg!(windows));
|
|
// Windows just uses PATH as the library search path, so we have to
|
|
// maintain the current value while adding our own
|
|
match env::var(lib_path_env_var()) {
|
|
Ok(curr) => {
|
|
format!("{}{}{}", path, path_div(), curr)
|
|
}
|
|
Err(..) => path.to_string()
|
|
}
|
|
}
|
|
|
|
pub fn lib_path_env_var() -> &'static str { "PATH" }
|
|
fn path_div() -> &'static str { ";" }
|
|
|
|
pub fn logv(config: &Config, s: String) {
|
|
debug!("{}", s);
|
|
if config.verbose { println!("{}", s); }
|
|
}
|