Date: Sat, 26 Dec 2009 15:33:27 +0000 From: Anton Shterenlikht <mexas@bristol.ac.uk> To: Polytropon <freebsd@edvax.de> Cc: Anton Shterenlikht <mexas@bristol.ac.uk>, freebsd-questions@freebsd.org Subject: Re: example c program that does "beep" Message-ID: <20091226153327.GA9918@mech-anton242.men.bris.ac.uk> In-Reply-To: <20091225204914.2a532df3.freebsd@edvax.de> References: <20091225185826.GA82073@mech-cluster241.men.bris.ac.uk> <20091225204914.2a532df3.freebsd@edvax.de>
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On Fri, Dec 25, 2009 at 08:49:14PM +0100, Polytropon wrote:
> On Fri, 25 Dec 2009 18:58:26 +0000, Anton Shterenlikht <mexas@bristol.ac.uk> wrote:
> > How can I get a beep from c?
> > I looked at curses and syscons.c, but
> > still not clear.
>
> If you want to use NCURSES / CURSES, it's a bit complicated.
>
> Otherwise, just output %c (the character) 0x07, BEL, which
> generates an audible bell, or beep.
>
>
> *** text/plain attachement has been stripped *** RETRY ***
>
> /* beepflash.c
> * -----------
> * cc -Wall -lcurses -o beepflash beepflash.c
> *
> */
>
> #include <stdio.h>
> #include <ncurses.h>
>
> int main(int argc, char *argv[])
> {
> initscr();
> cbreak();
> noecho();
> nonl();
> intrflush(stdscr, FALSE);
> keypad(stdscr, TRUE);
> start_color();
>
> printf("beep: %d\n", beep());
> fflush(stdout);
>
> printf("flash: %d\n", flash());
> fflush(stdout);
>
> return 0;
> }
Instead of a beep and a flash I get:
beep: 0./beepflash
flash: 0
HAMOR>
on the console.
Hamor> is a tcsh prompt.
Maybe something is wrong with my installation?
Or maybe I'm too stupid and missed something
obvious?
thank you
--
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 331 5944
Fax: +44 (0)117 929 4423
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