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| 1 | // -*- C++ -*- |
|---|---|
| 2 | //===----------------------------------------------------------------------===// |
| 3 | // |
| 4 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 5 | // See https://llvm.org/LICENSE.txt for license information. |
| 6 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #ifndef _LIBCPP___CXX03_WCTYPE_H |
| 11 | #define _LIBCPP___CXX03_WCTYPE_H |
| 12 | |
| 13 | /* |
| 14 | wctype.h synopsis |
| 15 | |
| 16 | Macros: |
| 17 | |
| 18 | WEOF |
| 19 | |
| 20 | Types: |
| 21 | |
| 22 | wint_t |
| 23 | wctrans_t |
| 24 | wctype_t |
| 25 | |
| 26 | int iswalnum(wint_t wc); |
| 27 | int iswalpha(wint_t wc); |
| 28 | int iswblank(wint_t wc); // C99 |
| 29 | int iswcntrl(wint_t wc); |
| 30 | int iswdigit(wint_t wc); |
| 31 | int iswgraph(wint_t wc); |
| 32 | int iswlower(wint_t wc); |
| 33 | int iswprint(wint_t wc); |
| 34 | int iswpunct(wint_t wc); |
| 35 | int iswspace(wint_t wc); |
| 36 | int iswupper(wint_t wc); |
| 37 | int iswxdigit(wint_t wc); |
| 38 | int iswctype(wint_t wc, wctype_t desc); |
| 39 | wctype_t wctype(const char* property); |
| 40 | wint_t towlower(wint_t wc); |
| 41 | wint_t towupper(wint_t wc); |
| 42 | wint_t towctrans(wint_t wc, wctrans_t desc); |
| 43 | wctrans_t wctrans(const char* property); |
| 44 | |
| 45 | */ |
| 46 | |
| 47 | #include <__cxx03/__config> |
| 48 | |
| 49 | #if defined(_LIBCPP_HAS_NO_WIDE_CHARACTERS) |
| 50 | # error \ |
| 51 | "The <wctype.h> header is not supported since libc++ has been configured with LIBCXX_ENABLE_WIDE_CHARACTERS disabled" |
| 52 | #endif |
| 53 | |
| 54 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| 55 | # pragma GCC system_header |
| 56 | #endif |
| 57 | |
| 58 | // TODO: |
| 59 | // In the future, we should unconditionally include_next <wctype.h> here and instead |
| 60 | // have a mode under which the library does not need libc++'s <wctype.h> or <cwctype> |
| 61 | // at all (i.e. a mode without wchar_t). As it stands, we need to do that to completely |
| 62 | // bypass the using declarations in <cwctype> when we did not include <__cxx03/wctype.h>. |
| 63 | // Otherwise, a using declaration like `using ::wint_t` in <cwctype> will refer to |
| 64 | // nothing (with using_if_exists), and if we include another header that defines one |
| 65 | // of these declarations (e.g. <wchar.h>), the second `using ::wint_t` with using_if_exists |
| 66 | // will fail because it does not refer to the same declaration. |
| 67 | #if __has_include_next(<wctype.h>) |
| 68 | # include_next <wctype.h> |
| 69 | # define _LIBCPP_INCLUDED_C_LIBRARY_WCTYPE_H |
| 70 | #endif |
| 71 | |
| 72 | #ifdef __cplusplus |
| 73 | |
| 74 | # undef iswalnum |
| 75 | # undef iswalpha |
| 76 | # undef iswblank |
| 77 | # undef iswcntrl |
| 78 | # undef iswdigit |
| 79 | # undef iswgraph |
| 80 | # undef iswlower |
| 81 | # undef iswprint |
| 82 | # undef iswpunct |
| 83 | # undef iswspace |
| 84 | # undef iswupper |
| 85 | # undef iswxdigit |
| 86 | # undef iswctype |
| 87 | # undef wctype |
| 88 | # undef towlower |
| 89 | # undef towupper |
| 90 | # undef towctrans |
| 91 | # undef wctrans |
| 92 | |
| 93 | #endif // __cplusplus |
| 94 | |
| 95 | #endif // _LIBCPP___CXX03_WCTYPE_H |
| 96 |
Warning: This file is not a C or C++ file. It does not have highlighting.