This is the mail archive of the gcc-help@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

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.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]