[isabelle-dev] GNU vs. BSD make

Makarius makarius at sketis.net
Fri Dec 17 23:29:33 CET 2010

On Fri, 17 Dec 2010, Florian Haftmann wrote:

> Has there ever been a deliberate decision whether our IsaMakefiles (in 
> particular in the AFP) require GNU make or should be content with BSD 
> make?  The issue may become important when we attempt to simplify and 
> stylize the grown IsaMakefiles in the AFP.

The classic IsaMakefiles try to make as little assumptions about the 
version of make, but this is somewhat futile, because "make" is never 
equal to "make".  The assumptions in AFP seems to be a bit stronger, 


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