From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Mon, 15 May 2006 13:25:31 +0200
From: Philippe Gerum <rpm@xenomai.org>
MIME-Version: 1.0
Subject: Re: [Xenomai-help] mutex_init() error when build
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To: "Li Yi (Adam)" <liyiadam@domain.hid>
Cc: Xenomai-help@domain.hid

Li Yi (Adam) wrote:
> Hi,
> 
> I am using Xenomai-2.1.0 on Blackfin uClinux. When enabling "POSIX" 
> interface and build the kernel, I got error message:
> 

It's a known issue involving a naming conflict between 2.6.16 and Xeno 
2.1.x. This has been fixed in 2.2, but we will likely have to backport 
this fix.

> "make
> make ARCH=blackfin CROSS_COMPILE=bfin-uclinux- -C linux-2.6.x  || exit 1
> make[1]: Entering directory 
> `/home/adam/workspace/kernel/adeos/uClinux-dist_0425/linux-2.6.x'
>   CHK     include/linux/version.h
>   CHK     include/linux/compile.h
>   CHK     usr/initramfs_list
>   CC      kernel/xenomai/skins/posix/syscall.o
> kernel/xenomai/skins/posix/syscall.c:810: error: conflicting types for 
> '__mutex_init'
> include/linux/mutex.h:94: error: previous declaration of '__mutex_init' 
> was here
> kernel/xenomai/skins/posix/syscall.c:810: error: conflicting types for 
> '__mutex_init'
> include/linux/mutex.h:94: error: previous declaration of '__mutex_init' 
> was here
> make[5]: *** [kernel/xenomai/skins/posix/syscall.o] Error 1
> make[4]: *** [kernel/xenomai/skins/posix] Error 2
> make[3]: *** [kernel/xenomai/skins] Error 2
> make[2]: *** [kernel/xenomai] Error 2
> make[1]: *** [kernel] Error 2
> "
> 
> include/linux/mutex.h:
> 
> extern void fastcall __mutex_init(struct mutex *lock, const char *name);
> 
> The function definition is different. I tried to add "static" in 
> syscall.c: __mutex_init(), still cannot work. Could you please help?
> 
> Thanks,
> -Yi
> 
> 
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-- 

Philippe.