Re: Directions on compiling the right files

[dherring]

>     In other words, there will be new .c files that should be compiled
> only
> for the windows version and some .c files exclusive to the linux version.
>     Suppose also I want to specify this at configure-time (e.g.
> "./configure" builds linux, "./configure --enable-win32" builds windows).
>     I know I can do this on configure.ac, but I don't know, at configure
> time, how would I change the Makefile's dependencies for each of these two
> builds. Any directions on how to do this (pointing a relatively simple
> package that does this also can help a lot) are very well accepted!

Use conditionals.
http://www.gnu.org/software/automake/manual/html_node/Usage-of-Conditionals.html

something like
if COND_WINDOWS
  prog_SOURCES+=win32.c
endif
if COND_LINUX
  prog_SOURCES+=linux.c
endif

- Daniel