Date: Thu, 27 Apr 2006 10:43:08 -0700 From: Ulrich Drepper To: Derrell.Lipman@UnwiredUniverse.com CC: libc-alpha@sourceware.org Subject: Re: fopen() calls __open() Message-ID: <445102AC.5090505@redhat.com> References: <4450F946.6030909@redhat.com> <8xprx810.fsf@oberon-mail.internal> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=======-=-=" --=======-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Derrell.Lipman@UnwiredUniverse.com wrote: > I'm a bit confused as to why certain functions are weak and allowed to be > overridden (e.g. open, __open) Forget about weak. The is no difference in the treatment of weak and strong symbols when they are defined in DSOs. They are all the same. The aspect interesting for you is exported or not. No internal libc call except those to the malloc functions references names which are exported. --=20 =E2=9E=A7 Ulrich Drepper =E2=9E=A7 Red Hat, Inc. =E2=9E=A7 444 Castro St = =E2=9E=A7 Mountain View, CA =E2=9D=96 --=======-=-= Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (GNU/Linux) Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org iD8DBQFEUQKs2ijCOnn/RHQRAlGLAJwLv/XjQPFBwXltsOJ0CKSgbuVuNQCeJkXp bzhGu/ARFzSNXOeL5sZramY= =dxnk -----END PGP SIGNATURE----- --=======-=-=--