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RE: Help Needed: How to overwrite library functions.
- From: "Mynampati, Venkata S." <MynamVS at nsc-msg01 dot network dot com>
- To: "'Kayvan A. Sylvan'" <kayvan at sylvan dot com>
- Cc: "'gcc-help at gcc dot gnu dot org'" <gcc-help at gcc dot gnu dot org>
- Date: Wed, 20 Mar 2002 13:56:38 -0600
- Subject: RE: Help Needed: How to overwrite library functions.
> On Wed, Mar 20, 2002 at 10:38:52AM -0600, Mynampati, Venkata S. wrote:
> > Hi,
> > I have this issue where i have an archive, whose member
> > "1.o" contains functions named A(), B(), C().
> > Now, i want to write a module, in which i want to use A() , BUT
> > overwrite B() and C() and YET link both "1.o" and my own module
> > together with rest of the system.
> >
> > i.e
> > 1.o contains A(), B() and C()
> > say 2.o contains my_A(), B(), C(), where
> > my_A()
> > {
> > /*do something*/;
> > A(); => linked from 1.o
> > }
> >
> > Thanks for your time and help.
> > Regards,
> > Venkat
> > Worry about chances you miss when you don't even try.
> >
>
> This is probably a job for the preprocessor.
>
> #define B my_replacement_B
> #define C my_replacement_C
>
> Then code up my_replacement_B() and my_replacement_C() with the same
> API as B() and C()
>
Nope, my file's fucntion names are in conflict with a library (*.a)
and it spews out error while linking.