CURSES

NAME

cbreak, nocbreak, noraw, raw — input mode control functions

SYNOPSIS

#include <curses.h>

int cbreak(void);

int nocbreak(void);

int noraw(void);

int raw(void);

DESCRIPTION

The cbreak() function sets the input mode for the current terminal to cbreak mode and overrides a call to raw(). 

The nocbreak() function sets the input mode for the current terminal to Cooked Mode without changing the state of ISIG and IXON. 

The noraw() function sets the input mode for the current terminal to Cooked Mode and sets the ISIG and IXON flags. 

The raw() function sets the input mode for the current terminal to Raw Mode. 

RETURN VALUE

Upon successful completion, these functions return OK.  Otherwise, they return ERR. 

ERRORS

No errors are defined. 

APPLICATION USAGE

If the application is not certain what the input mode of the process was at the time it called initscr() it should use these functions to specify the desired input mode. 

SEE ALSO

Input Mode in curses_intro, <curses.h>,
X/Open System Interface Definitions, Issue 4, Version 2 specification, Chapter 9, General Terminal Interface. 

CHANGE HISTORY

First released in X/Open Curses, Issue 2. 

X/Open Curses, Issue 4

The raw() and noraw() functions are merged with this entry.  In previous issues, they appeared in entries of their own. 

The entry is rewritten for clarity.  The argument list for all these functions is explicitly declared as void. 

Hewlett-Packard Company  —  HP-UX Release 10.20:  July 1996