addch --
add a single-byte character and rendition to a window and advance the cursor
Synopsis
cc [options] file-lcurses
#include <curses.h>
int addch(const chtype ch);
int mvaddch(int y, int x, const chtype ch);
int mvwaddch(WINDOW *win, int y, int x, const chtype ch);
int waddch(WINDOW *win, const chtype ch);
Description
The
addch(CURSES),
mvaddch(CURSES),
mvwaddch(CURSES)
and
waddch(CURSES)
functions place ch into the current or specified window at the
current or specified position, and then advance the window's cursor position.
These functions perform wrapping. These functions perform special-character
processing.
Return value
Upon successful completion, these functions return OK.
Otherwise they return ERR.
Errors
No errors are defined.
Usage
These functions are only guaranteed to operate reliably on character sets in
which each character fits into a single byte, whose attributes can be
expressed using only constants with the A_ prefix.
Standards Conformance
The Single UNIX Specification, Version 2; The Open Group.