wchar.h revision 303975 
1// -*- C++ -*-
2//===--------------------------- wchar.h ----------------------------------===//
3//
4//                     The LLVM Compiler Infrastructure
5//
6// This file is dual licensed under the MIT and the University of Illinois Open
7// Source Licenses. See LICENSE.TXT for details.
8//
9//===----------------------------------------------------------------------===//
10
11#if defined(__need_wint_t) || defined(__need_mbstate_t)
12
13#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
14#pragma GCC system_header
15#endif
16
17#include_next <wchar.h>
18
19#elif !defined(_LIBCPP_WCHAR_H)
20#define _LIBCPP_WCHAR_H
21
22/*
23    wchar.h synopsis
24
25Macros:
26
27    NULL
28    WCHAR_MAX
29    WCHAR_MIN
30    WEOF
31
32Types:
33
34    mbstate_t
35    size_t
36    tm
37    wint_t
38
39int fwprintf(FILE* restrict stream, const wchar_t* restrict format, ...);
40int fwscanf(FILE* restrict stream, const wchar_t* restrict format, ...);
41int swprintf(wchar_t* restrict s, size_t n, const wchar_t* restrict format, ...);
42int swscanf(const wchar_t* restrict s, const wchar_t* restrict format, ...);
43int vfwprintf(FILE* restrict stream, const wchar_t* restrict format, va_list arg);
44int vfwscanf(FILE* restrict stream, const wchar_t* restrict format, va_list arg);  // C99
45int vswprintf(wchar_t* restrict s, size_t n, const wchar_t* restrict format, va_list arg);
46int vswscanf(const wchar_t* restrict s, const wchar_t* restrict format, va_list arg);  // C99
47int vwprintf(const wchar_t* restrict format, va_list arg);
48int vwscanf(const wchar_t* restrict format, va_list arg);  // C99
49int wprintf(const wchar_t* restrict format, ...);
50int wscanf(const wchar_t* restrict format, ...);
51wint_t fgetwc(FILE* stream);
52wchar_t* fgetws(wchar_t* restrict s, int n, FILE* restrict stream);
53wint_t fputwc(wchar_t c, FILE* stream);
54int fputws(const wchar_t* restrict s, FILE* restrict stream);
55int fwide(FILE* stream, int mode);
56wint_t getwc(FILE* stream);
57wint_t getwchar();
58wint_t putwc(wchar_t c, FILE* stream);
59wint_t putwchar(wchar_t c);
60wint_t ungetwc(wint_t c, FILE* stream);
61double wcstod(const wchar_t* restrict nptr, wchar_t** restrict endptr);
62float wcstof(const wchar_t* restrict nptr, wchar_t** restrict endptr);         // C99
63long double wcstold(const wchar_t* restrict nptr, wchar_t** restrict endptr);  // C99
64long wcstol(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base);
65long long wcstoll(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base);  // C99
66unsigned long wcstoul(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base);
67unsigned long long wcstoull(const wchar_t* restrict nptr, wchar_t** restrict endptr, int base);  // C99
68wchar_t* wcscpy(wchar_t* restrict s1, const wchar_t* restrict s2);
69wchar_t* wcsncpy(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
70wchar_t* wcscat(wchar_t* restrict s1, const wchar_t* restrict s2);
71wchar_t* wcsncat(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
72int wcscmp(const wchar_t* s1, const wchar_t* s2);
73int wcscoll(const wchar_t* s1, const wchar_t* s2);
74int wcsncmp(const wchar_t* s1, const wchar_t* s2, size_t n);
75size_t wcsxfrm(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
76const wchar_t* wcschr(const wchar_t* s, wchar_t c);
77      wchar_t* wcschr(      wchar_t* s, wchar_t c);
78size_t wcscspn(const wchar_t* s1, const wchar_t* s2);
79size_t wcslen(const wchar_t* s);
80const wchar_t* wcspbrk(const wchar_t* s1, const wchar_t* s2);
81      wchar_t* wcspbrk(      wchar_t* s1, const wchar_t* s2);
82const wchar_t* wcsrchr(const wchar_t* s, wchar_t c);
83      wchar_t* wcsrchr(      wchar_t* s, wchar_t c);
84size_t wcsspn(const wchar_t* s1, const wchar_t* s2);
85const wchar_t* wcsstr(const wchar_t* s1, const wchar_t* s2);
86      wchar_t* wcsstr(      wchar_t* s1, const wchar_t* s2);
87wchar_t* wcstok(wchar_t* restrict s1, const wchar_t* restrict s2, wchar_t** restrict ptr);
88const wchar_t* wmemchr(const wchar_t* s, wchar_t c, size_t n);
89      wchar_t* wmemchr(      wchar_t* s, wchar_t c, size_t n);
90int wmemcmp(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
91wchar_t* wmemcpy(wchar_t* restrict s1, const wchar_t* restrict s2, size_t n);
92wchar_t* wmemmove(wchar_t* s1, const wchar_t* s2, size_t n);
93wchar_t* wmemset(wchar_t* s, wchar_t c, size_t n);
94size_t wcsftime(wchar_t* restrict s, size_t maxsize, const wchar_t* restrict format,
95                const tm* restrict timeptr);
96wint_t btowc(int c);
97int wctob(wint_t c);
98int mbsinit(const mbstate_t* ps);
99size_t mbrlen(const char* restrict s, size_t n, mbstate_t* restrict ps);
100size_t mbrtowc(wchar_t* restrict pwc, const char* restrict s, size_t n, mbstate_t* restrict ps);
101size_t wcrtomb(char* restrict s, wchar_t wc, mbstate_t* restrict ps);
102size_t mbsrtowcs(wchar_t* restrict dst, const char** restrict src, size_t len,
103                 mbstate_t* restrict ps);
104size_t wcsrtombs(char* restrict dst, const wchar_t** restrict src, size_t len,
105                 mbstate_t* restrict ps);
106
107*/
108
109#include <__config>
110
111#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
112#pragma GCC system_header
113#endif
114
115#ifdef __cplusplus
116#define __CORRECT_ISO_CPP_WCHAR_H_PROTO
117#endif
118
119#include_next <wchar.h>
120
121// Let <cwchar> know if we have const-correct overloads for wcschr and friends.
122#if defined(_WCHAR_H_CPLUSPLUS_98_CONFORMANCE_)
123#  define _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS 1
124#elif defined(__GLIBC_PREREQ)
125#  if __GLIBC_PREREQ(2, 10)
126#    define _LIBCPP_WCHAR_H_HAS_CONST_OVERLOADS 1
127#  endif
128#endif
129
130#if defined(__cplusplus) && (defined(_LIBCPP_MSVCRT) || defined(__MINGW32__))
131extern "C++" {
132#include <support/win32/support.h> // pull in *swprintf defines
133}  // extern "C++"
134#endif  // __cplusplus && _LIBCPP_MSVCRT
135
136#endif  // _LIBCPP_WCHAR_H
137