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LibC: Add POSIX spec links to all applicable wide character functions
This commit is contained in:
Ali Mohammad Pur
Ali Mohammad Pur
parent
0fdf52f6dd
commit
0d7d2b825e
Notes:
sideshowbarker
2024-07-17 22:28:56 +09:00
Author: https://github.com/alimpfard Commit: https://github.com/SerenityOS/serenity/commit/0d7d2b825ef Pull-request: https://github.com/SerenityOS/serenity/pull/11324 Reviewed-by: https://github.com/BertalanD
2 changed files with 62 additions and 0 deletions
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@ -45,6 +45,7 @@ static unsigned int mbstate_expected_bytes(mbstate_t* state)
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extern "C" {
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcslen.html
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size_t wcslen(wchar_t const* str)
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{
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size_t len = 0;
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@ -53,6 +54,7 @@ size_t wcslen(wchar_t const* str)
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return len;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcscpy.html
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wchar_t* wcscpy(wchar_t* dest, wchar_t const* src)
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{
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wchar_t* original_dest = dest;
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@ -75,6 +77,7 @@ wchar_t* wcsdup(wchar_t const* str)
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return wcscpy(new_str, str);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsncpy.html
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wchar_t* wcsncpy(wchar_t* dest, wchar_t const* src, size_t num)
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{
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wchar_t* original_dest = dest;
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@ -95,6 +98,7 @@ size_t wcslcpy(wchar_t* dest, wchar_t const* src, size_t n)
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return i;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcscmp.html
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int wcscmp(wchar_t const* s1, wchar_t const* s2)
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{
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while (*s1 == *s2++)
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@ -103,6 +107,7 @@ int wcscmp(wchar_t const* s1, wchar_t const* s2)
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return *(wchar_t const*)s1 - *(wchar_t const*)--s2;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsncmp.html
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int wcsncmp(wchar_t const* s1, wchar_t const* s2, size_t n)
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{
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if (!n)
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@ -116,6 +121,7 @@ int wcsncmp(wchar_t const* s1, wchar_t const* s2, size_t n)
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return 0;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcschr.html
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wchar_t* wcschr(wchar_t const* str, int c)
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{
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wchar_t ch = c;
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@ -127,6 +133,7 @@ wchar_t* wcschr(wchar_t const* str, int c)
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}
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsrchr.html
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wchar_t* wcsrchr(wchar_t const* str, wchar_t wc)
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{
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wchar_t* last = nullptr;
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@ -138,6 +145,7 @@ wchar_t* wcsrchr(wchar_t const* str, wchar_t wc)
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return last;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcscat.html
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wchar_t* wcscat(wchar_t* dest, wchar_t const* src)
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{
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size_t dest_length = wcslen(dest);
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@ -148,6 +156,7 @@ wchar_t* wcscat(wchar_t* dest, wchar_t const* src)
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return dest;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsncat.html
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wchar_t* wcsncat(wchar_t* dest, wchar_t const* src, size_t n)
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{
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size_t dest_length = wcslen(dest);
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@ -158,6 +167,7 @@ wchar_t* wcsncat(wchar_t* dest, wchar_t const* src, size_t n)
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return dest;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcstok.html
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wchar_t* wcstok(wchar_t* str, wchar_t const* delim, wchar_t** ptr)
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{
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wchar_t* used_str = str;
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@ -203,18 +213,21 @@ wchar_t* wcstok(wchar_t* str, wchar_t const* delim, wchar_t** ptr)
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return &used_str[token_start];
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcstol.html
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long wcstol(wchar_t const*, wchar_t**, int)
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{
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dbgln("FIXME: Implement wcstol()");
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TODO();
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcstoll.html
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long long wcstoll(wchar_t const*, wchar_t**, int)
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{
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dbgln("FIXME: Implement wcstoll()");
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TODO();
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/btowc.html
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wint_t btowc(int c)
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{
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if (c == EOF) {
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@ -229,6 +242,7 @@ wint_t btowc(int c)
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return c;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/mbrtowc.html
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size_t mbrtowc(wchar_t* pwc, char const* s, size_t n, mbstate_t* state)
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{
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static mbstate_t _anonymous_state = {};
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@ -314,6 +328,7 @@ size_t mbrtowc(wchar_t* pwc, char const* s, size_t n, mbstate_t* state)
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return consumed_bytes;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/mbrlen.html
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size_t mbrlen(char const* s, size_t n, mbstate_t* ps)
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{
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static mbstate_t anonymous_state = {};
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@ -324,6 +339,7 @@ size_t mbrlen(char const* s, size_t n, mbstate_t* ps)
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return mbrtowc(nullptr, s, n, ps);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcrtomb.html
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size_t wcrtomb(char* s, wchar_t wc, mbstate_t*)
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{
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if (s == nullptr)
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@ -342,6 +358,7 @@ size_t wcrtomb(char* s, wchar_t wc, mbstate_t*)
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}
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcscoll.html
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int wcscoll(wchar_t const* ws1, wchar_t const* ws2)
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{
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// TODO: Actually implement a sensible sort order for this,
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@ -349,12 +366,14 @@ int wcscoll(wchar_t const* ws1, wchar_t const* ws2)
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return wcscmp(ws1, ws2);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsxfrm.html
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size_t wcsxfrm(wchar_t* dest, wchar_t const* src, size_t n)
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{
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// TODO: This needs to be changed when wcscoll is not just doing wcscmp
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return wcslcpy(dest, src, n);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wctob.html
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int wctob(wint_t c)
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{
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if (c > 0x7f)
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@ -363,6 +382,7 @@ int wctob(wint_t c)
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return static_cast<unsigned char>(c);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/mbsinit.html
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int mbsinit(mbstate_t const* state)
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{
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if (!state) {
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@ -376,6 +396,7 @@ int mbsinit(mbstate_t const* state)
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return 1;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcspbrk.html
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wchar_t* wcspbrk(wchar_t const* wcs, wchar_t const* accept)
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{
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for (wchar_t const* cur = accept; *cur; cur++) {
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@ -387,6 +408,7 @@ wchar_t* wcspbrk(wchar_t const* wcs, wchar_t const* accept)
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return nullptr;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsstr.html
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wchar_t* wcsstr(wchar_t const* haystack, wchar_t const* needle)
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{
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size_t nlen = wcslen(needle);
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@ -407,6 +429,7 @@ wchar_t* wcsstr(wchar_t const* haystack, wchar_t const* needle)
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return nullptr;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wmemchr.html
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wchar_t* wmemchr(wchar_t const* s, wchar_t c, size_t n)
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{
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for (size_t i = 0; i < n; i++) {
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@ -417,6 +440,7 @@ wchar_t* wmemchr(wchar_t const* s, wchar_t c, size_t n)
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return nullptr;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wmemcpy.html
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wchar_t* wmemcpy(wchar_t* dest, wchar_t const* src, size_t n)
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{
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for (size_t i = 0; i < n; i++)
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@ -425,6 +449,7 @@ wchar_t* wmemcpy(wchar_t* dest, wchar_t const* src, size_t n)
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return dest;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wmemset.html
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wchar_t* wmemset(wchar_t* wcs, wchar_t wc, size_t n)
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{
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for (size_t i = 0; i < n; i++) {
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@ -434,6 +459,7 @@ wchar_t* wmemset(wchar_t* wcs, wchar_t wc, size_t n)
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return wcs;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wmemmove.html
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wchar_t* wmemmove(wchar_t* dest, wchar_t const* src, size_t n)
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{
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if (dest > src) {
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@ -449,36 +475,42 @@ wchar_t* wmemmove(wchar_t* dest, wchar_t const* src, size_t n)
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return dest;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcstoul.html
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unsigned long wcstoul(wchar_t const*, wchar_t**, int)
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{
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dbgln("TODO: Implement wcstoul()");
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TODO();
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcstoull.html
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unsigned long long wcstoull(wchar_t const*, wchar_t**, int)
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{
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dbgln("TODO: Implement wcstoull()");
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TODO();
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcstof.html
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float wcstof(wchar_t const*, wchar_t**)
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{
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dbgln("TODO: Implement wcstof()");
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TODO();
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcstod.html
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double wcstod(wchar_t const*, wchar_t**)
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{
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dbgln("TODO: Implement wcstod()");
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TODO();
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcstold.html
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long double wcstold(wchar_t const*, wchar_t**)
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{
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dbgln("TODO: Implement wcstold()");
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TODO();
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcwidth.html
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int wcwidth(wchar_t wc)
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{
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if (wc == L'\0')
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@ -496,6 +528,7 @@ int wcwidth(wchar_t wc)
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return 1;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsnrtombs.html
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size_t wcsnrtombs(char* dest, wchar_t const** src, size_t nwc, size_t len, mbstate_t* ps)
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{
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static mbstate_t _anonymous_state = {};
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@ -542,6 +575,7 @@ size_t wcsnrtombs(char* dest, wchar_t const** src, size_t nwc, size_t len, mbsta
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return written;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/mbsnrtowcs.html
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size_t mbsnrtowcs(wchar_t* dst, char const** src, size_t nms, size_t len, mbstate_t* ps)
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{
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static mbstate_t _anonymous_state = {};
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@ -590,6 +624,7 @@ size_t mbsnrtowcs(wchar_t* dst, char const** src, size_t nms, size_t len, mbstat
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return written;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wmemcmp.html
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int wmemcmp(wchar_t const* s1, wchar_t const* s2, size_t n)
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{
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while (n-- > 0) {
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@ -599,6 +634,7 @@ int wmemcmp(wchar_t const* s1, wchar_t const* s2, size_t n)
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return 0;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsrtombs.html
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size_t wcsrtombs(char* dest, wchar_t const** src, size_t len, mbstate_t* ps)
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{
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static mbstate_t anonymous_state = {};
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@ -610,6 +646,7 @@ size_t wcsrtombs(char* dest, wchar_t const** src, size_t len, mbstate_t* ps)
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return wcsnrtombs(dest, src, SIZE_MAX, len, ps);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/mbsrtowcs.html
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size_t mbsrtowcs(wchar_t* dst, char const** src, size_t len, mbstate_t* ps)
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{
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static mbstate_t anonymous_state = {};
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@ -621,6 +658,7 @@ size_t mbsrtowcs(wchar_t* dst, char const** src, size_t len, mbstate_t* ps)
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return mbsnrtowcs(dst, src, SIZE_MAX, len, ps);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcscspn.html
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size_t wcscspn(wchar_t const* wcs, wchar_t const* reject)
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{
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for (auto const* wc_pointer = wcs;;) {
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@ -634,6 +672,7 @@ size_t wcscspn(wchar_t const* wcs, wchar_t const* reject)
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}
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsspn.html
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size_t wcsspn(wchar_t const* wcs, wchar_t const* accept)
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{
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for (auto const* wc_pointer = wcs;;) {
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@ -647,6 +686,7 @@ size_t wcsspn(wchar_t const* wcs, wchar_t const* accept)
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}
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcsftime.html
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size_t wcsftime(wchar_t* __restrict wcs, size_t maxsize, wchar_t const* __restrict format, const struct tm* __restrict timeptr)
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{
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(void)wcs;
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@ -18,12 +18,14 @@ static_assert(AssertSize<wchar_t, sizeof(u32)>());
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extern "C" {
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/fwide.html
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int fwide(FILE*, int mode)
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{
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// Nope Nope Nope.
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return mode;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/fgetwc.html
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wint_t fgetwc(FILE* stream)
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{
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VERIFY(stream);
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@ -60,16 +62,19 @@ wint_t fgetwc(FILE* stream)
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return code_point;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/getwc.html
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wint_t getwc(FILE* stream)
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{
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return fgetwc(stream);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/getwchar.html
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wint_t getwchar()
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{
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return getwc(stdin);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/fputwc.html
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wint_t fputwc(wchar_t wc, FILE* stream)
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{
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VERIFY(stream);
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@ -90,16 +95,19 @@ wint_t fputwc(wchar_t wc, FILE* stream)
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return wc;
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/putwc.html
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wint_t putwc(wchar_t wc, FILE* stream)
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{
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return fputwc(wc, stream);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/putwchar.html
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wint_t putwchar(wchar_t wc)
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{
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return fputwc(wc, stdout);
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}
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// https://pubs.opengroup.org/onlinepubs/9699919799/functions/fgetws.html
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wchar_t* fgetws(wchar_t* __restrict buffer, int size, FILE* __restrict stream)
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{
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VERIFY(stream);
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|
@ -108,6 +116,7 @@ wchar_t* fgetws(wchar_t* __restrict buffer, int size, FILE* __restrict stream)
|
|||
return ok ? buffer : nullptr;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/fputws.html
|
||||
int fputws(wchar_t const* __restrict ws, FILE* __restrict stream)
|
||||
{
|
||||
VERIFY(stream);
|
||||
|
|
@ -120,6 +129,7 @@ int fputws(wchar_t const* __restrict ws, FILE* __restrict stream)
|
|||
return size;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/ungetwc.html
|
||||
wint_t ungetwc(wint_t wc, FILE* stream)
|
||||
{
|
||||
VERIFY(stream);
|
||||
|
|
@ -139,6 +149,7 @@ wint_t ungetwc(wint_t wc, FILE* stream)
|
|||
return wc;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wprintf.html
|
||||
int wprintf(wchar_t const* __restrict format, ...)
|
||||
{
|
||||
va_list ap;
|
||||
|
|
@ -148,6 +159,7 @@ int wprintf(wchar_t const* __restrict format, ...)
|
|||
return rc;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/fwprintf.html
|
||||
int fwprintf(FILE* __restrict stream, wchar_t const* __restrict format, ...)
|
||||
{
|
||||
va_list ap;
|
||||
|
|
@ -157,6 +169,7 @@ int fwprintf(FILE* __restrict stream, wchar_t const* __restrict format, ...)
|
|||
return rc;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/swprintf.html
|
||||
int swprintf(wchar_t* __restrict wcs, size_t max_length, wchar_t const* __restrict format, ...)
|
||||
{
|
||||
va_list ap;
|
||||
|
|
@ -166,11 +179,13 @@ int swprintf(wchar_t* __restrict wcs, size_t max_length, wchar_t const* __restri
|
|||
return rc;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/vwprintf.html
|
||||
int vwprintf(wchar_t const* __restrict format, va_list args)
|
||||
{
|
||||
return vfwprintf(stdout, format, args);
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/vfwprintf.html
|
||||
int vfwprintf(FILE* __restrict stream, wchar_t const* __restrict format, va_list args)
|
||||
{
|
||||
auto const* fmt = bit_cast<wchar_t const*>(format);
|
||||
|
|
@ -180,6 +195,7 @@ int vfwprintf(FILE* __restrict stream, wchar_t const* __restrict format, va_list
|
|||
nullptr, fmt, args);
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/vswprintf.html
|
||||
int vswprintf(wchar_t* __restrict wcs, size_t max_length, wchar_t const* __restrict format, va_list args)
|
||||
{
|
||||
auto const* fmt = bit_cast<wchar_t const*>(format);
|
||||
|
|
@ -194,6 +210,7 @@ int vswprintf(wchar_t* __restrict wcs, size_t max_length, wchar_t const* __restr
|
|||
return static_cast<int>(length_so_far);
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/fwscanf.html
|
||||
int fwscanf(FILE* __restrict stream, wchar_t const* __restrict format, ...)
|
||||
{
|
||||
va_list ap;
|
||||
|
|
@ -203,6 +220,7 @@ int fwscanf(FILE* __restrict stream, wchar_t const* __restrict format, ...)
|
|||
return rc;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/swscanf.html
|
||||
int swscanf(wchar_t const* __restrict ws, wchar_t const* __restrict format, ...)
|
||||
{
|
||||
va_list ap;
|
||||
|
|
@ -212,6 +230,7 @@ int swscanf(wchar_t const* __restrict ws, wchar_t const* __restrict format, ...)
|
|||
return rc;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/wscanf.html
|
||||
int wscanf(wchar_t const* __restrict format, ...)
|
||||
{
|
||||
va_list ap;
|
||||
|
|
@ -221,6 +240,7 @@ int wscanf(wchar_t const* __restrict format, ...)
|
|||
return rc;
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/vfwscanf.html
|
||||
int vfwscanf(FILE* __restrict stream, wchar_t const* __restrict format, va_list arg)
|
||||
{
|
||||
(void)stream;
|
||||
|
|
@ -230,6 +250,7 @@ int vfwscanf(FILE* __restrict stream, wchar_t const* __restrict format, va_list
|
|||
TODO();
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/vswscanf.html
|
||||
int vswscanf(wchar_t const* __restrict ws, wchar_t const* __restrict format, va_list arg)
|
||||
{
|
||||
(void)ws;
|
||||
|
|
@ -239,6 +260,7 @@ int vswscanf(wchar_t const* __restrict ws, wchar_t const* __restrict format, va_
|
|||
TODO();
|
||||
}
|
||||
|
||||
// https://pubs.opengroup.org/onlinepubs/9699919799/functions/vwscanf.html
|
||||
int vwscanf(wchar_t const* __restrict format, va_list arg)
|
||||
{
|
||||
(void)format;
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue