'\" te
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.TH UNGETCH 3XCURSES "Jun 5, 2002"
.SH NAME
ungetch, unget_wch \- push character back onto the input queue
.SH SYNOPSIS
.LP
.nf
\fBcc\fR [ \fIflag\fR... ] \fIfile\fR... \fB-I\fR /usr/xpg4/include \fB -L \fR /usr/xpg4/lib \e
\fB -R \fR /usr/xpg4/lib \fB -lcurses \fR [ \fIlibrary\fR... ]

\fBc89\fR [ \fIflag\fR... ] \fIfile\fR... \fB-lcurses\fR [ \fIlibrary\fR... ]

#include <curses.h>

\fBint\fR \fBungetch\fR(\fBint\fR \fIch\fR);
.fi

.LP
.nf
\fBint\fR \fBunget_wch\fR(\fBconst wchar_t\fR \fIwch\fR);
.fi

.SH PARAMETERS
.sp
.ne 2
.na
\fB\fIch\fR\fR
.ad
.RS 7n
Is the single byte character to be put back in the input queue for the  next
call to \fBgetch\fR(3XCURSES).
.RE

.sp
.ne 2
.na
\fB\fIwch\fR\fR
.ad
.RS 7n
Is the wide character to be put back in the input queue for the next call  to
\fBget_wch\fR(3XCURSES).
.RE

.SH DESCRIPTION
.sp
.LP
The \fBungetch()\fR function pushes \fIch\fR back onto the input queue until
the next  call to \fBgetch()\fR.
.sp
.LP
The \fBunget_wch()\fR function is similar to \fBungetch()\fR except that
\fIch\fR can be of type \fBwchar_t\fR.
.SH RETURN VALUES
.sp
.LP
On success, these functions return \fBOK\fR. Otherwise, they return \fBERR\fR.
.SH ERRORS
.sp
.LP
None.
.SH ATTRIBUTES
.sp
.LP
See \fBattributes\fR(7) for descriptions of the following attributes:
.sp

.sp
.TS
box;
c | c
l | l .
ATTRIBUTE TYPE	ATTRIBUTE VALUE
_
Interface Stability	Standard
_
MT-Level	Unsafe
.TE

.SH SEE ALSO
.sp
.LP
.BR get_wch (3XCURSES),
.BR getch (3XCURSES),
.BR libcurses (3XCURSES),
.BR attributes (7),
.BR standards (7)