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update and add spec links

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This commit is contained in:
auronandace
2025-12-16 10:59:38 +00:00
parent 6a362acb4f
commit 973b96a727
1 changed files with 87 additions and 7 deletions
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src/header/wchar/mod.rs
+87 -7
View File
@@ -1,4 +1,6 @@
//! wchar implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/wchar.h.html
//! `wchar.h` implementation.
//!
//! See <https://pubs.opengroup.org/onlinepubs/9799919799/basedefs/wchar.h.html>.
use core::{char, ffi::VaList as va_list, mem, ptr, slice, usize};
@@ -23,10 +25,12 @@ mod utf8;
mod wprintf;
mod wscanf;
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/basedefs/wchar.h.html>.
#[repr(C)]
#[derive(Clone, Copy)]
pub struct mbstate_t;
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/btowc.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn btowc(c: c_int) -> wint_t {
//Check for EOF
@@ -47,6 +51,7 @@ pub unsafe extern "C" fn btowc(c: c_int) -> wint_t {
wc as wint_t
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fgetwc.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn fgetwc(stream: *mut FILE) -> wint_t {
// TODO: Process locale
@@ -94,6 +99,7 @@ pub unsafe extern "C" fn fgetwc(stream: *mut FILE) -> wint_t {
wc as wint_t
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fgetws.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn fgetws(ws: *mut wchar_t, n: c_int, stream: *mut FILE) -> *mut wchar_t {
//TODO: lock
@@ -113,6 +119,7 @@ pub unsafe extern "C" fn fgetws(ws: *mut wchar_t, n: c_int, stream: *mut FILE) -
ws
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fputwc.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn fputwc(wc: wchar_t, stream: *mut FILE) -> wint_t {
//Convert wchar_t to multibytes first
@@ -128,6 +135,7 @@ pub unsafe extern "C" fn fputwc(wc: wchar_t, stream: *mut FILE) -> wint_t {
wc as wint_t
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fputws.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn fputws(ws: *const wchar_t, stream: *mut FILE) -> c_int {
let mut i = 0;
@@ -143,34 +151,41 @@ pub unsafe extern "C" fn fputws(ws: *const wchar_t, stream: *mut FILE) -> c_int
}
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fwide.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn fwide(stream: *mut FILE, mode: c_int) -> c_int {
(*stream).try_set_orientation(mode)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/getwc.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn getwc(stream: *mut FILE) -> wint_t {
fgetwc(stream)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/getwchar.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn getwchar() -> wint_t {
fgetwc(stdin)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/mbsinit.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn mbsinit(ps: *const mbstate_t) -> c_int {
//Add a check for the state maybe
if ps.is_null() { 1 } else { 0 }
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/mbrlen.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn mbrlen(s: *const c_char, n: size_t, ps: *mut mbstate_t) -> size_t {
static mut INTERNAL: mbstate_t = mbstate_t;
mbrtowc(ptr::null_mut(), s, n, &raw mut INTERNAL)
}
//Only works for UTF8 at the moment
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/mbrtowc.html>.
///
/// Only works for UTF8 at the moment.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn mbrtowc(
pwc: *mut wchar_t,
@@ -191,8 +206,9 @@ pub unsafe extern "C" fn mbrtowc(
}
}
//Convert a multibyte string to a wide string with a limited amount of bytes
//Required for in POSIX.1-2008
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/mbsnrtowcs.html>.
///
/// Convert a multibyte string to a wide string with a limited amount of bytes.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn mbsnrtowcs(
dst_ptr: *mut wchar_t,
@@ -251,7 +267,9 @@ pub unsafe extern "C" fn mbsnrtowcs(
dst_offset
}
//Convert a multibyte string to a wide string
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/mbsrtowcs.html>.
///
/// Convert a multibyte string to a wide string.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn mbsrtowcs(
dst: *mut wchar_t,
@@ -262,16 +280,19 @@ pub unsafe extern "C" fn mbsrtowcs(
mbsnrtowcs(dst, src, size_t::max_value(), len, ps)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/putwc.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn putwc(wc: wchar_t, stream: *mut FILE) -> wint_t {
fputwc(wc, &mut *stream)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/putwchar.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn putwchar(wc: wchar_t) -> wint_t {
fputwc(wc, &mut *stdout)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/vswscanf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn vswscanf(
s: *const wchar_t,
@@ -282,6 +303,7 @@ pub unsafe extern "C" fn vswscanf(
wscanf::scanf(reader, format, __valist)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fwscanf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn swscanf(
s: *const wchar_t,
@@ -291,6 +313,8 @@ pub unsafe extern "C" fn swscanf(
vswscanf(s, format, __valist.as_va_list())
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/ungetwc.html>.
///
/// Push wide character `wc` back onto `stream` so it'll be read next
#[unsafe(no_mangle)]
pub unsafe extern "C" fn ungetwc(wc: wint_t, stream: &mut FILE) -> wint_t {
@@ -318,6 +342,7 @@ pub unsafe extern "C" fn ungetwc(wc: wint_t, stream: &mut FILE) -> wint_t {
wc
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/vfwprintf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn vfwprintf(
stream: *mut FILE,
@@ -331,6 +356,8 @@ pub unsafe extern "C" fn vfwprintf(
wprintf::wprintf(&mut *stream, WStr::from_ptr(format), arg)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fwprintf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn fwprintf(
stream: *mut FILE,
@@ -340,15 +367,19 @@ pub unsafe extern "C" fn fwprintf(
vfwprintf(stream, format, __valist.as_va_list())
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/vfwprintf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn vwprintf(format: *const wchar_t, arg: va_list) -> c_int {
vfwprintf(&mut *stdout, format, arg)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fwprintf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wprintf(format: *const wchar_t, mut __valist: ...) -> c_int {
vfwprintf(&mut *stdout, format, __valist.as_va_list())
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/vfwprintf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn vswprintf(
s: *mut wchar_t,
@@ -361,6 +392,8 @@ pub unsafe extern "C" fn vswprintf(
eprintln!("vswprintf not implemented");
-1
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fwprintf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn swprintf(
s: *mut wchar_t,
@@ -371,17 +404,21 @@ pub unsafe extern "C" fn swprintf(
vswprintf(s, n, format, __valist.as_va_list())
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcpcpy.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcpcpy(d: *mut wchar_t, s: *const wchar_t) -> *mut wchar_t {
return (wcscpy(d, s)).offset(wcslen(s) as isize);
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcpncpy.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcpncpy(d: *mut wchar_t, s: *const wchar_t, n: size_t) -> *mut wchar_t {
return (wcsncpy(d, s, n)).offset(wcsnlen(s, n) as isize);
}
//widechar to multibyte
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcrtomb.html>.
///
/// widechar to multibyte.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcrtomb(s: *mut c_char, wc: wchar_t, ps: *mut mbstate_t) -> size_t {
let mut buffer: [c_char; MB_CUR_MAX as usize] = [0; MB_CUR_MAX as usize];
@@ -394,6 +431,7 @@ pub unsafe extern "C" fn wcrtomb(s: *mut c_char, wc: wchar_t, ps: *mut mbstate_t
utf8::wcrtomb(s_cpy, wc_cpy, ps)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsdup.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsdup(s: *const wchar_t) -> *mut wchar_t {
let l = wcslen(s);
@@ -408,6 +446,7 @@ pub unsafe extern "C" fn wcsdup(s: *const wchar_t) -> *mut wchar_t {
wmemcpy(d, s, l + 1)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsrtombs.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsrtombs(
s: *mut c_char,
@@ -422,12 +461,13 @@ pub unsafe extern "C" fn wcsrtombs(
wcsnrtombs(s, ws, size_t::MAX, n, st)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcscat.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcscat(ws1: *mut wchar_t, ws2: *const wchar_t) -> *mut wchar_t {
wcsncat(ws1, ws2, usize::MAX)
}
/// See <https://pubs.opengroup.org/onlinepubs/7908799/xsh/wcschr.html>.
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcschr.html>.
///
/// # Safety
/// The caller is required to ensure that `ws` is a valid pointer to a buffer
@@ -447,17 +487,20 @@ pub unsafe extern "C" fn wcschr(ws: *const wchar_t, wc: wchar_t) -> *mut wchar_t
ptr.cast_mut()
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcscmp.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcscmp(ws1: *const wchar_t, ws2: *const wchar_t) -> c_int {
wcsncmp(ws1, ws2, usize::MAX)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcscoll.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcscoll(ws1: *const wchar_t, ws2: *const wchar_t) -> c_int {
//TODO: locale comparison
wcscmp(ws1, ws2)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcscpy.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcscpy(ws1: *mut wchar_t, ws2: *const wchar_t) -> *mut wchar_t {
let mut i = 0;
@@ -480,11 +523,13 @@ unsafe fn inner_wcsspn(mut wcs: *const wchar_t, set: *const wchar_t, reject: boo
count
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcscspn.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcscspn(wcs: *const wchar_t, set: *const wchar_t) -> size_t {
inner_wcsspn(wcs, set, true)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsftime.html>.
// #[unsafe(no_mangle)]
pub extern "C" fn wcsftime(
wcs: *mut wchar_t,
@@ -495,11 +540,13 @@ pub extern "C" fn wcsftime(
unimplemented!();
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcslen.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcslen(ws: *const wchar_t) -> size_t {
unsafe { NulTerminated::new(ws).unwrap() }.count()
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsncat.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsncat(
ws1: *mut wchar_t,
@@ -521,6 +568,7 @@ pub unsafe extern "C" fn wcsncat(
ws1
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsncmp.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsncmp(ws1: *const wchar_t, ws2: *const wchar_t, n: size_t) -> c_int {
for i in 0..n {
@@ -535,6 +583,7 @@ pub unsafe extern "C" fn wcsncmp(ws1: *const wchar_t, ws2: *const wchar_t, n: si
0
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsncpy.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsncpy(
ws1: *mut wchar_t,
@@ -557,6 +606,7 @@ pub unsafe extern "C" fn wcsncpy(
ws1
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsnlen.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsnlen(mut s: *const wchar_t, maxlen: size_t) -> size_t {
let mut len = 0;
@@ -573,6 +623,7 @@ pub unsafe extern "C" fn wcsnlen(mut s: *const wchar_t, maxlen: size_t) -> size_
return len;
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsnrtombs.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsnrtombs(
mut dest: *mut c_char,
@@ -621,6 +672,7 @@ pub unsafe extern "C" fn wcsnrtombs(
written
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcspbrk.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcspbrk(mut wcs: *const wchar_t, set: *const wchar_t) -> *mut wchar_t {
wcs = wcs.add(wcscspn(wcs, set));
@@ -633,6 +685,7 @@ pub unsafe extern "C" fn wcspbrk(mut wcs: *const wchar_t, set: *const wchar_t) -
}
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsrchr.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsrchr(ws1: *const wchar_t, wc: wchar_t) -> *mut wchar_t {
let mut last_matching_wc = 0 as *const wchar_t;
@@ -648,11 +701,13 @@ pub unsafe extern "C" fn wcsrchr(ws1: *const wchar_t, wc: wchar_t) -> *mut wchar
last_matching_wc as *mut wchar_t
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsspn.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsspn(wcs: *const wchar_t, set: *const wchar_t) -> size_t {
inner_wcsspn(wcs, set, false)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsstr.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcsstr(ws1: *const wchar_t, ws2: *const wchar_t) -> *mut wchar_t {
// Get length of ws2, not including null terminator
@@ -689,6 +744,7 @@ macro_rules! skipws {
};
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcstod.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcstod(mut ptr: *const wchar_t, end: *mut *mut wchar_t) -> c_double {
const RADIX: u32 = 10;
@@ -729,6 +785,7 @@ pub unsafe extern "C" fn wcstod(mut ptr: *const wchar_t, end: *mut *mut wchar_t)
result
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcstok.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcstok(
mut wcs: *mut wchar_t,
@@ -815,6 +872,7 @@ macro_rules! strto_impl {
}};
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcstol.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcstol(
mut ptr: *const wchar_t,
@@ -829,6 +887,7 @@ pub unsafe extern "C" fn wcstol(
result
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcstoll.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcstoll(
mut ptr: *const wchar_t,
@@ -843,6 +902,7 @@ pub unsafe extern "C" fn wcstoll(
result
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcstoimax.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcstoimax(
mut ptr: *const wchar_t,
@@ -857,6 +917,7 @@ pub unsafe extern "C" fn wcstoimax(
result
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcstoul.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcstoul(
mut ptr: *const wchar_t,
@@ -871,6 +932,7 @@ pub unsafe extern "C" fn wcstoul(
result
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcstoull.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcstoull(
mut ptr: *const wchar_t,
@@ -885,6 +947,7 @@ pub unsafe extern "C" fn wcstoull(
result
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcstoimax.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcstoumax(
mut ptr: *const wchar_t,
@@ -899,11 +962,16 @@ pub unsafe extern "C" fn wcstoumax(
result
}
/// See <https://pubs.opengroup.org/onlinepubs/009604499/functions/wcswcs.html>.
///
/// Marked legacy in issue 6.
/// Encouraged to use `wcsstr` instead, which this implementation simply forwards to.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcswcs(ws1: *const wchar_t, ws2: *const wchar_t) -> *mut wchar_t {
wcsstr(ws1, ws2)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcswidth.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wcswidth(pwcs: *const wchar_t, n: size_t) -> c_int {
let mut total_width = 0;
@@ -917,16 +985,19 @@ pub unsafe extern "C" fn wcswidth(pwcs: *const wchar_t, n: size_t) -> c_int {
total_width
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsxfrm.html>.
// #[unsafe(no_mangle)]
pub extern "C" fn wcsxfrm(ws1: *mut wchar_t, ws2: *const wchar_t, n: size_t) -> size_t {
unimplemented!();
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wctob.html>.
#[unsafe(no_mangle)]
pub extern "C" fn wctob(c: wint_t) -> c_int {
if c <= 0x7F { c as c_int } else { EOF }
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcwidth.html>.
#[unsafe(no_mangle)]
pub extern "C" fn wcwidth(wc: wchar_t) -> c_int {
match char::from_u32(wc as u32) {
@@ -938,6 +1009,7 @@ pub extern "C" fn wcwidth(wc: wchar_t) -> c_int {
}
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wmemchr.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wmemchr(ws: *const wchar_t, wc: wchar_t, n: size_t) -> *mut wchar_t {
for i in 0..n {
@@ -948,6 +1020,7 @@ pub unsafe extern "C" fn wmemchr(ws: *const wchar_t, wc: wchar_t, n: size_t) ->
ptr::null_mut()
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wmemcmp.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wmemcmp(ws1: *const wchar_t, ws2: *const wchar_t, n: size_t) -> c_int {
for i in 0..n {
@@ -960,6 +1033,7 @@ pub unsafe extern "C" fn wmemcmp(ws1: *const wchar_t, ws2: *const wchar_t, n: si
0
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wmemcpy.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wmemcpy(
ws1: *mut wchar_t,
@@ -973,6 +1047,7 @@ pub unsafe extern "C" fn wmemcpy(
) as *mut wchar_t
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wmemmove.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wmemmove(
ws1: *mut wchar_t,
@@ -986,6 +1061,7 @@ pub unsafe extern "C" fn wmemmove(
) as *mut wchar_t
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wmemset.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wmemset(ws: *mut wchar_t, wc: wchar_t, n: size_t) -> *mut wchar_t {
for i in 0..n {
@@ -994,6 +1070,7 @@ pub unsafe extern "C" fn wmemset(ws: *mut wchar_t, wc: wchar_t, n: size_t) -> *m
ws
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/vfwscanf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn vwscanf(format: *const wchar_t, __valist: va_list) -> c_int {
let mut file = (*stdin).lock();
@@ -1006,11 +1083,13 @@ pub unsafe extern "C" fn vwscanf(format: *const wchar_t, __valist: va_list) -> c
wscanf::scanf(reader, format, __valist)
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/fwscanf.html>.
#[unsafe(no_mangle)]
pub unsafe extern "C" fn wscanf(format: *const wchar_t, mut __valist: ...) -> c_int {
vwscanf(format, __valist.as_va_list())
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcscasecmp.html>.
#[unsafe(no_mangle)]
pub extern "C" fn wcscasecmp(mut s1: *const wchar_t, mut s2: *const wchar_t) -> c_int {
unsafe {
@@ -1026,6 +1105,7 @@ pub extern "C" fn wcscasecmp(mut s1: *const wchar_t, mut s2: *const wchar_t) ->
}
}
/// See <https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcsncasecmp.html>.
#[unsafe(no_mangle)]
pub extern "C" fn wcsncasecmp(mut s1: *const wchar_t, mut s2: *const wchar_t, n: size_t) -> c_int {
if n == 0 {