Jens> Are there any tips how to write such Makefile.am's?
Consider using Libtool convenience libraries for your subdirectories (there is a section about this in the Automake manual).
Another way is to use the non-recursive build approach where the sources are located in subdirectories.
Bob ====================================== Bob Friesenhahn [EMAIL PROTECTED] http://www.simplesystems.org/users/bfriesen
