On 2010-11-02, Jörg Schaible wrote:

> Stefan Bodewig wrote:

>> as expected we can use the existing Maven 2.x builder for Maven 3.x as
>> well, I only needed to ensure the environment variable M2_HOME is
>> overridden when invoking Maven 3.x since the mvn wrapper script uses
>> this to locate Maven's jars for 3.x as well.

> You don't have to set this environment variable at all. Simply start the
> appropriate mvn script and the script will set the home on its own.

I know, but we alread set M2_HOME for Gump internal purposes (and I've
introduced a new M3_HOME for this as well).  So I had the choice of
explicitly unsetting or overwriting it and the later turned out to be
less invasive on the existing code.


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