Re: [LTP] prototyping new library synchronization

[Cyril Hrubis <chrubis@suse.cz>]

Hi!
> Some notes;
> 
> I assume you used syscall(SYS_futex, ..) instead of pthread_mutex (which
> uses it internally) because of the linking simplicity, right?
> Fair tradeoff.

Not only. As far as I know pthread_mutexes use private futexes and as
far as I understand these these will not work with forked processes. Or
at least are not expected to be used that way I haven't actually tried
it.

> No idea what you're going to use for the final code, but I'd default to
> 
>   perror("open()");
> 
> instead of
> 
>   fprintf(stderr, "open(): %s\n", strerror(errno));
> 
> (you also don't need errno.h for the former one).

The code is just quick test. I will desing proper library functions
later.

-- 
Cyril Hrubis
chrubis@suse.cz

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