[email protected] wrote:
>
>
> Hi,
>
> we are using a xenomai system with kernel 2.6.22 and xenomai 2.4.7.
>
> There is some strange behaviour when using rt_printf in one of our
> application. The application is setup as a server process, which itself
> is setting up several xenomai tasks.
> All rt_printf outputs are displayed correctly as long as the server process
> is not daemonized.
>
> If the server process is daemonized with code like
>
> if( (pid=fork()) < 0 )
> {
> return(-1);
> }else
> {
> if( pid != 0 )
> {
> exit(0);
> }
> }
This is over-simplified. You process is not really daemonized. You
should really call the glibc daemon() function.
>
> all rt_printf-output is printed only when the server process exits
> and not during the time the server process is running.
>
>
> Any idea ?
I guess you do not need rt_printf output in the parent. So, you should
try and initialize the rt_printf library only in the child.
--
Gilles
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