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Re: return code: ecos thread and POSIX thread


Robert Lee wrote:
> 
> Hi,
> 
> Please correct me if I am wrong.
> 
> In eCos, cyg_mutex_lock returns 1 (true) if
> successful.
> 
> In pthread (POSIX), pthread_mutex_lock returns 0 (no
> error) if successful.
> 
> What is the reason to make them different? Thank you.

Because they are different interfaces. The eCos interface was written
before we added the POSIX compatibility interface. A different
compatibility interface may do it different again.

Jifl
-- 
Red Hat, Rustat House, Clifton Road, Cambridge, UK. Tel: +44 (1223) 271062
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