diff options
Diffstat (limited to 'src/locale.rs')
| -rw-r--r-- | src/locale.rs | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/src/locale.rs b/src/locale.rs deleted file mode 100644 index 40c915b5..00000000 --- a/src/locale.rs +++ /dev/null @@ -1,89 +0,0 @@ -// 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. -#![allow(clippy::let_unit_value)] -#![cfg(target_os = "macos")] -use libc::{setlocale, LC_CTYPE}; -use std::env; -use std::ffi::{CStr, CString}; -use std::os::raw::c_char; -use std::ptr::null; -use std::slice; -use std::str; - -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]; - let _: () = msg_send![locale_class, release]; - // `localeIdentifier` returns extra metadata with the locale (including currency and - // collator) on newer versions of macOS. This is not a valid locale, so we use - // `languageCode` and `countryCode`, if they're available (macOS 10.12+): - // https://developer.apple.com/documentation/foundation/nslocale/1416263-localeidentifier?language=objc - // https://developer.apple.com/documentation/foundation/nslocale/1643060-countrycode?language=objc - // https://developer.apple.com/documentation/foundation/nslocale/1643026-languagecode?language=objc - let is_language_code_supported: bool = - msg_send![locale, respondsToSelector: sel!(languageCode)]; - let is_country_code_supported: bool = - msg_send![locale, respondsToSelector: sel!(countryCode)]; - let locale_id = if is_language_code_supported && is_country_code_supported { - let language_code: *const Object = msg_send![locale, languageCode]; - let country_code: *const Object = msg_send![locale, countryCode]; - let language_code_str = nsstring_as_str(language_code).to_owned(); - let _: () = msg_send![language_code, release]; - let country_code_str = nsstring_as_str(country_code).to_owned(); - let _: () = msg_send![country_code, release]; - format!("{}_{}.UTF-8", &language_code_str, &country_code_str) - } else { - let identifier: *const Object = msg_send![locale, localeIdentifier]; - let identifier_str = nsstring_as_str(identifier).to_owned(); - let _: () = msg_send![identifier, release]; - identifier_str + ".UTF-8" - }; - let _: () = msg_send![locale, release]; - locale_id - }; - // check if locale_id is valid - let locale_c_str = CString::new(locale_id.to_owned()).unwrap(); - let locale_ptr = locale_c_str.as_ptr(); - let locale_id = unsafe { - // save a copy of original setting - let original = setlocale(LC_CTYPE, null()); - let saved_original = if original.is_null() { - CString::new("").unwrap() - } else { - CStr::from_ptr(original).to_owned() - }; - // try setting `locale_id` - let modified = setlocale(LC_CTYPE, locale_ptr); - let result = if modified.is_null() { String::new() } else { locale_id }; - // restore original setting - setlocale(LC_CTYPE, saved_original.as_ptr()); - result - }; - - env::set_var("LANG", &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() {} |