Re: ncurses, pthreads, and serial port

[Thomas Dickey]

On Wed, May 29, 2002 at 05:15:59PM -0500, Troy Davis wrote:

>       I start by doing initscr(), init_colors(), noecho(), cbreak(), clear(). 
>  I
> set up the main window (stdscr).  I then create a new window as a menu.  I
> make simple list, put it on screen, with a very simple scroll handler to
> arrow through the list.  Then I create a 3rd window (upon the appropriate
> menu choice) using newwin.  I then call pthread_create.  This creates a
> thread that initializes a serial port, and then arrives at a while(1) loop.
> The while loop does a read of the serial port (non-blocking) and upon a
> return of 1 (a single character), does a waddch() to the appropriate window
> followed by a wrefresh().

ncurses isn't thread-safe, so you can only use it like that if there's
only one thread that calls ncurses.

-- 
Thomas E. Dickey <address@hidden>
http://invisible-island.net
ftp://invisible-island.net