Re: how to create dependencies for conditional sources

[Roumen Petrov]

Ralf Wildenhues wrote:
> Hello Roumen,
>
> * Roumen Petrov wrote on Thu, Jun 28, 2007 at 10:26:31PM CEST:
>   
> > Please find attached test case "bootstrap.sh".
> >
> > How to write Makefile.am so that created makefiles to contain 
> > dependencies for conditional sources ?
> >     
>
> For example, you coud use this Makefile.am instead:
>
> --- snip ---
> noinst_PROGRAMS = target
> target_SOURCES = main.c
>
> if WITH_CASE1
> target_SOURCES += case1.c
> endif
>
> if WITH_CASE2
> target_SOURCES += case2.c
> endif
> --- snip ---
>
> With the above, there is no need to set target_LDADD or
> target_DEPENDENCIES.
>
> Does that work for you? 

That's fine.
Its seems to me that automake 1.9.6 textinfo page "Conditional Sources" 
is obsolete.
Since page in CVS is same, please update textinfo.

>  If no, there is also the possibility to do
> something like this:
>
> --- snip ---
> if WITH_CASE1
> DEPS1=case1.lo
> else
> DEPS1=
> endif
>
> if WITH_CASE2
> DEPS2=
> else
> DEPS2=case2.lo
> endif
>
> noinst_PROGRAMS=target
>
> target_SOURCES = main.c
> EXTRA_target_SOURCES = case1.c case2.c
> target_LDADD= $(DEPS1) $(DEPS2)
> --- snip ---
>
> But you would still not need to set target_DEPENDENCIES: automake is
> smart enough to figure it out itself.
>   
This work too, but is more complicated.

> Cheers,
> Ralf
>   

Thanks,
Roumen