Hi
On Thu, 1 Aug 2002, Linus Torvalds wrote:
> This is not "sloppy programming". See the read() system call manual, which
> says
>
> Upon successful completion, read(), readv(), and pread() return the num-
> ber of bytes actually read and placed in the buffer. The system guaran-
> tees to read the number of bytes requested if the descriptor references a
> normal file that has that many bytes left before the end-of-file, but in
> no other case.
>
> Note the "The system guarantees to read the number of bytes requested .."
> part.
Relying on that the fd will always point to a normal file is only asking
for trouble.
> Stop arguing about this. It's a FACT.
Linus, it's not that I don't want to believe you, but e.g. the SUS doesn't
make that special exception.
Installing signal handlers and not expecting EINTR _is_ sloppy
programming.
bye, Roman
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
This archive was generated by hypermail 2b29 : Wed Aug 07 2002 - 22:00:17 EST