cvs commit: src/include netdb.h resolv.h src/lib/libc/include reentrant.h src/lib/libc/net getaddrinfo.3 getaddrinfo.c gethostbydns.c gethostbyname.3 gethostbynis.c getipnodebyname.3 herror.c name

[Nate Lawson]

On Wed, 25 Feb 2004, Brian F. Feldman wrote:
> Brian Feldman <green at FreeBSD.org> wrote:
> >   Make the resolver(3) and many associated interfaces much more reentrant.
> >   The getaddrinfo(3), getipnodebyname(3) and resolver(3) can coincide now
> >   with what should be totally reentrant, and h_errno values will now
> >   be preserved correctly, but this does not affect interfaces such as
> >   gethostbyname(3) which are still mostly non-reentrant.
>
> Geez, I certainly hope no English teachers ever see that paragraph.
>
> This has been tested by several other -CURRENT users with no issues, so be
> certain to report any as they come up.  There shouldn't be much software
> which has to be recompiled, outside of the base system.  The resolver(3)
> interface is not very portable, so usage of the _res structure should be
> relatively rare, and threaded programs should already be using
> getaddrinfo(3) and getting error returns via that API, and not via
> h_errno.

Thanks for the great work on this.

-Nate