.\"***************************************************************************
-.\" Copyright (c) 2002-2006,2010 Free Software Foundation, Inc. *
+.\" Copyright 2018-2019,2020 Thomas E. Dickey *
+.\" Copyright 2002-2010,2017 Free Software Foundation, Inc. *
.\" *
.\" Permission is hereby granted, free of charge, to any person obtaining a *
.\" copy of this software and associated documentation files (the *
.\" authorization. *
.\"***************************************************************************
.\"
-.\" $Id: curs_in_wch.3x,v 1.3 2010/07/31 16:10:55 tom Exp $
+.\" $Id: curs_in_wch.3x,v 1.9 2020/02/02 23:34:34 tom Exp $
.TH curs_in_wch 3X ""
+.ie \n(.g .ds `` \(lq
+.el .ds `` ``
+.ie \n(.g .ds '' \(rq
+.el .ds '' ''
.SH NAME
\fBin_wch\fR,
\fBmvin_wch\fR,
referenced by wcval.
.SH RETURN VALUE
No errors are defined in the XSI Curses standard.
-This implementation checks for null pointers, returns ERR in that case.
-Also, the \fImv\fR routines check for error moving the cursor, returning ERR
-in that case.
-Otherwise they return OK
+This implementation checks for null pointers, returns \fBERR\fP in that case.
+Also, the \fImv\fR routines check for error moving the cursor,
+returning \fBERR\fP in that case.
+Otherwise they return \fBOK\fP.
+.PP
+Functions with a \*(``mv\*('' prefix first perform a cursor movement using
+\fBwmove\fP, and return an error if the position is outside the window,
+or if the window pointer is null.
.SH NOTES
Note that all of these routines may be macros.
.SH PORTABILITY
.SH SEE ALSO
\fBcurses\fR(3X),
\fBcurs_inch\fR(3X).
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