Re: [Xenomai-help] Xenomai @ ppc with linker Porblem

[Philippe Gerum <rpm@xenomai.org>]

Behre, Frederik - LT wrote:
> Hi
> 
> I have following problem when I compiling my Xenomai Program. It is a
> example from the Internet. 
> As Attachment I send the programm and the Makefile.
> 
> I think the problem is very simple but I have no Idea what it can be. 
> 
> My system is
> Linux 2.4.25
> Xenomai 2.1.1

You should upgrade to 2.1.2.

> Adeos 1.0-04
> 

You should upgrade to 1.1-02.

> PPC - MPC 8270 on Mircosys PM287.
> 
> This is my output:
> bash-2.05b# echo $PATH
> /usr/xenomai/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/us
> r/bin:/usr/X11R6/bin
> bash-2.05b# make
> gcc -I. -I/usr/xenomai/include -O2 -D_GNU_SOURCE -D_REENTRANT -D__XENO__
> -Wall -pipe -L/usr/xenomai/lib -lpthread -lnative -o timer timer.c
> timer.c: In function `main':

Try moving the linker flags after the input source file.
i.e. ... -o timer timer.c -L/usr/xenomai/lib -lpthread -lnative

> timer.c:44: warning: `rt_timer_start' is deprecated (declared at
> /usr/xenomai/include/native/timer.h:62)
> /tmp/ccyCczMp.o(.text+0x3c): In function `testtask':
> : undefined reference to `rt_task_sleep'
> /tmp/ccyCczMp.o(.text+0xac): In function `clean_exit':
> : undefined reference to `rt_task_delete'
> /tmp/ccyCczMp.o(.text+0x124): In function `main':
> : undefined reference to `rt_task_create'
> /tmp/ccyCczMp.o(.text+0x144): In function `main':
> : undefined reference to `rt_task_start'
> collect2: ld returned 1 exit status
> make: *** [timer] Error 1
> bash-2.05b#   
> 
> 
> Thanks for helping
> 
> Greetz
> Freddy
> 
> 
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-- 

Philippe.