NAME
echo(), noecho() — enable/disable terminal echo
SYNOPSIS
#include <curses.h>
int echo(void);
int noecho(void);
DESCRIPTION
The
echo()
function enables Echo mode for the current screen. The
noecho()
function disables Echo mode for the current screen. Initially, curses
software echo mode is enabled and hardware echo mode of the tty
driver is disabled.
RETURN VALUE
Upon successful completion, these functions return OK. Otherwise,
they return ERR.
ERRORS
No errors are defined.
SEE ALSO
getch(3X),
curses_intro(3X),
subsection called
Input Processing,
<curses.h>,
X/Open System Interface Definitions, Issue 4, Version 2
specification, Section 9.2,
Parameters That Can Be Set.
CHANGE HISTORY
First released in Issue .
X/Open Curses, Issue 4
The entry is rewritten for clarity.
The argument list for the
echo()
and
noecho()
functions is explicitly declared as void.
