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25 .\" $FreeBSD: head/lib/libc/locale/wcrtomb.3 250883 2013-05-21 19:59:37Z ed $
35 .Nd "convert a wide-character code to a character (restartable)"
41 .Fn wcrtomb "char * restrict s" "wchar_t c" "mbstate_t * restrict ps"
44 .Fn c16rtomb "char * restrict s" "char16_t c" "mbstate_t * restrict ps"
46 .Fn c32rtomb "char * restrict s" "char32_t c" "mbstate_t * restrict ps"
49 .Fn wcrtomb_l "char * restrict s" "wchar_t c" "mbstate_t * restrict ps" "locale_t locale"
57 functions store a multibyte sequence representing the
60 including any necessary shift sequences, to the
71 these functions behave as if
73 pointed to an internal buffer and
75 was a null wide character (L'\e0').
81 is used to keep track of the shift state.
84 these functions use an internal, static
86 object, which is initialized to the initial conversion state
89 As certain multibyte characters may only be represented by a series of
90 16-bit characters, the
92 may need to invoked multiple times before a multibyte sequence is
97 function takes an explicit
101 function uses the current global or per-thread locale.
103 These functions return the length (in bytes) of the multibyte sequence
107 .Po Vt size_t Pc Ns \-1
110 is not a valid wide character code.
118 functions will fail if:
121 An invalid wide character code was specified.
123 The conversion state is invalid.