.\" $OpenBSD: wctob.3,v 1.3 2007/05/31 19:19:29 jmc Exp $
.\" $NetBSD: wctob.3,v 1.3 2003/04/16 13:34:41 wiz Exp $
.\"
.\" Copyright (c)2003 Citrus Project,
.\" All rights reserved.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.Dd $Mdocdate: May 31 2007 $
.Dt WCTOB 3
.Os
.\" ----------------------------------------------------------------------
.Sh NAME
.Nm wctob
.Nd convert a wide character to a single byte character
.\" ----------------------------------------------------------------------
.Sh SYNOPSIS
.In wchar.h
.Ft int
.Fn wctob "wint_t wc"
.\" ----------------------------------------------------------------------
.Sh DESCRIPTION
The
.Fn wctob
function converts a wide character
.Fa wc
to a corresponding single byte character in the initial shift state of
the current locale.
.Pp
The behaviour of the
.Fn wctob
is affected by the
.Dv LC_CTYPE
category of the current locale.
.\" ----------------------------------------------------------------------
.Sh RETURN VALUES
The
.Fn wctob
function returns:
.Bl -tag -width 012345678901
.It Dv EOF
if
.Fa wc
is
.Dv WEOF
or if
.Fa wc
does not correspond to a valid single byte character representation.
.It (otherwise)
a single byte character corresponding to
.Fa wc .
.El
.\" ----------------------------------------------------------------------
.Sh ERRORS
No errors are defined.
.\" ----------------------------------------------------------------------
.Sh SEE ALSO
.Xr btowc 3 ,
.Xr setlocale 3 ,
.Xr wcrtomb 3
.\" ----------------------------------------------------------------------
.Sh STANDARDS
The
.Fn wctob
function conforms to
.St -isoC-amd1 .