jD91mZM2
c7d499d4f2
I didn't think it'd be this useful first, but thank god for `cargo fix --edition`!
69 lines
1.9 KiB
Rust
69 lines
1.9 KiB
Rust
//! locale implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/locale.h.html
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use core::ptr;
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use crate::platform::types::*;
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const EMPTY_PTR: *const c_char = "\0" as *const _ as *const c_char;
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// Can't use &str because of the mutability
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static mut C_LOCALE: [c_char; 2] = [b'C' as c_char, 0];
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#[repr(C)]
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#[no_mangle]
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pub struct lconv {
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currency_symbol: *const c_char,
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decimal_point: *const c_char,
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frac_digits: c_char,
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grouping: *const c_char,
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int_curr_symbol: *const c_char,
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int_frac_digits: c_char,
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mon_decimal_point: *const c_char,
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mon_grouping: *const c_char,
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mon_thousands_sep: *const c_char,
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negative_sign: *const c_char,
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n_cs_precedes: c_char,
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n_sep_by_space: c_char,
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n_sign_posn: c_char,
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positive_sign: *const c_char,
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p_cs_precedes: c_char,
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p_sep_by_space: c_char,
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p_sign_posn: c_char,
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thousands_sep: *const c_char,
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}
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unsafe impl Sync for lconv {}
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static CURRENT_LOCALE: lconv = lconv {
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currency_symbol: EMPTY_PTR,
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decimal_point: ".\0" as *const _ as *const c_char,
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frac_digits: c_char::max_value(),
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grouping: EMPTY_PTR,
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int_curr_symbol: EMPTY_PTR,
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int_frac_digits: c_char::max_value(),
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mon_decimal_point: EMPTY_PTR,
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mon_grouping: EMPTY_PTR,
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mon_thousands_sep: EMPTY_PTR,
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negative_sign: EMPTY_PTR,
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n_cs_precedes: c_char::max_value(),
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n_sep_by_space: c_char::max_value(),
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n_sign_posn: c_char::max_value(),
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positive_sign: EMPTY_PTR,
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p_cs_precedes: c_char::max_value(),
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p_sep_by_space: c_char::max_value(),
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p_sign_posn: c_char::max_value(),
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thousands_sep: EMPTY_PTR,
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};
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#[no_mangle]
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pub extern "C" fn localeconv() -> *const lconv {
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&CURRENT_LOCALE as *const _
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}
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#[no_mangle]
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pub unsafe extern "C" fn setlocale(_option: c_int, val: *const c_char) -> *mut c_char {
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if val.is_null() {
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return C_LOCALE.as_mut_ptr() as *mut c_char;
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}
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// TODO actually implement
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ptr::null_mut()
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}
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