Hi Edward,

Don't change the name of the main funtion. In order to distinguish
between ifup and ifdown, you can use one of the arguments, for example
argv[1] (the first one *int argc* is the number of arguments in the
command line (+1) included itself) .

Aitor.

El 08/09/15 a las 21:40, Edward Bartolo escribió:
> Hi all,
>
> I think, a simple way to avoid the backend having to call external
> programs like ifup and ifdown, is to use code belonging to these
> programs as it they were functions. This means, their code would be
> used like this:
>
> Suppose int main(int argc, char * argv[]) is the main function for
> ifup. The main function's name would be changed like this, and the
> other code belonging to ifup would be used.
>
> int ifup_main(int argc, char * argv[]);
>
> If I am correct, this should allow the backend to avoid having to use
> execl to call ifup or ifdown or whatever other external program.
>
> Edward