Yes, of course

сб, 10 февр. 2024 г. в 12:10, Waldemar Brodkorb <w...@openadk.org>:

> Hi Dmitry,
>
> can you send us your .config so that I can locally reproduce the
> issue?
>
> Dmitry Chestnykh wrote,
>
> > - The first observed issue is linking failure:
> > `
> > /usr/bin/ld: libc/libc_so.a(encodeq.os): in function `__encode_question':
> > encodeq.c:(.text+0x16): undefined reference to `__GI___dn_comp'
> > /usr/bin/ld: libc/libc_so.a(dnslookup.os): in function `__dns_lookup':
> > dnslookup.c:(.text+0x6fb): undefined reference to `__GI___dn_expand'
> > /usr/bin/ld: dnslookup.c:(.text+0x7ab): undefined reference to `__hnbad'
> > collect2: error: ld returned 1 exit status
> > `
> > The root cause is that the resolv.c file contains
> > some functions (dn_comp, dn_expand, __hnbad)
> > under `#ifdef L_ns_name` and `#ifdef L_ns_comp`
> > which wasn't defined, so we had undefined refs to such functions.
> >
> > - The second issue is misleading indentation inside `ns_name_pack`.
> > `
> > libc/inet/resolv.c: In function '__ns_name_pack':
> > libc/inet/resolv.c:3519:17: warning: this 'if' clause does not guard...
> >  3519 |                 if (msg != NULL)
> > ...
> > ./include/errno.h:73:18: note: ...this statement, but the latter
> > is misleadingly indented as if it were guarded by the 'if'
> >    73 | #   define errno errno             /* For #ifndef errno tests.
> */
> >       |                  ^~~~~
> > libc/inet/resolv.c:3522:25: note: in expansion of macro 'errno'
> >  3522 |                         errno = EMSGSIZE;
> > `
> >
> > Signed-off-by: Dmitry Chestnykh <dm.chestn...@gmail.com>
> > ---
> >  libc/inet/encodeq.c | 2 ++
> >  libc/inet/resolv.c  | 4 ++--
> >  2 files changed, 4 insertions(+), 2 deletions(-)
> >
> > diff --git a/libc/inet/encodeq.c b/libc/inet/encodeq.c
> > index 5555aa548..dc7945bc6 100644
> > --- a/libc/inet/encodeq.c
> > +++ b/libc/inet/encodeq.c
> > @@ -5,4 +5,6 @@
> >   */
> >
> >  #define L_encodeq
> > +#define L_ns_name
> > +#define L_res_comp
> >  #include RESOLVER
> > diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c
> > index 2f627ca08..37842021c 100644
> > --- a/libc/inet/resolv.c
> > +++ b/libc/inet/resolv.c
> > @@ -3519,8 +3519,8 @@ cleanup:
> >               if (msg != NULL)
> >                       *lpp = NULL;
> >
> > -                     errno = EMSGSIZE;
> > -                     return -1;
> > +             errno = EMSGSIZE;
> > +             return -1;
> >       }
> >
> >       return dstp - dst;
> > --
> > 2.43.0
> >
> > _______________________________________________
> > devel mailing list -- devel@uclibc-ng.org
> > To unsubscribe send an email to devel-le...@uclibc-ng.org
> >
>

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