| // Copyright 2016 Joe Wilm, The Alacritty Project Contributors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| #![cfg(target_os = "macos")] |
| use std::os::raw::c_char; |
| use std::slice; |
| use std::str; |
| use std::env; |
| |
| use objc::runtime::{Class, Object}; |
| |
| pub fn set_locale_environment() { |
| let locale_id = unsafe { |
| let locale_class = Class::get("NSLocale").unwrap(); |
| let locale: *const Object = msg_send![locale_class, currentLocale]; |
| msg_send![locale_class, release]; |
| let identifier: *const Object = msg_send![locale, localeIdentifier]; |
| msg_send![locale, release]; |
| let identifier_str = nsstring_as_str(identifier).to_owned(); |
| msg_send![identifier, release]; |
| identifier_str |
| }; |
| let locale_id = locale_id + ".UTF-8"; |
| env::set_var("LANG", &locale_id); |
| env::set_var("LC_CTYPE", &locale_id); |
| } |
| |
| const UTF8_ENCODING: usize = 4; |
| |
| unsafe fn nsstring_as_str<'a>(nsstring: *const Object) -> &'a str { |
| let cstr: *const c_char = msg_send![nsstring, UTF8String]; |
| let len: usize = msg_send![nsstring, lengthOfBytesUsingEncoding:UTF8_ENCODING]; |
| str::from_utf8(slice::from_raw_parts(cstr as *const u8, len)).unwrap() |
| } |
| |
| #[cfg(not(target_os = "macos"))] |
| pub fn set_locale_environment() {} |