This is the mail archive of the
cygwin-apps@cygwin.com
mailing list for the Cygwin project.
RE: FW: libtool devel package still dll crippled.
- From: "Ralf Habacker" <Ralf dot Habacker at freenet dot de>
- To: "Cygwin-Apps" <cygwin-apps at cygwin dot com>
- Date: Sun, 21 Apr 2002 19:15:25 +0200
- Subject: RE: FW: libtool devel package still dll crippled.
> > ld checks the symbols in the shared libs during compile time to see
> if it can
> > resolve all symbols and appearantly also detects duplicated
> symbols. On Linux
> > it is not necassery impossible to have two libs that define the
> same symbols.
> > E.g. this feature can be used to override the malloc implementation of libc.
> > Of course when this happens inadvertently it can lead to unexpected
> > behaviour/crashes. ELF (The linking format used on Linux) has rather complex
> > rules for determining which symbol should be used if it is defined multiple
> > times. It also distinguishes between weak and strong symbols. It might be
> > that it is only possible to override weak-symbols and that multiple
> > strong-symbols result in link-errors.
>
> Does the cygwin ld has some similar rules ?
>
Is nobody on this list, who can give an answer to this question ?
Ralf