Hi,
According to FAQ info on
http://maven.apache.org/guides/development/guide-building-m2.html,
in order to build M2, you should set env variables to point to new
installation of M2.
set M2_HOME=c:\maven-2.0.1-SNAPSHOT
set PATH=%M2_HOME%\bin;%PATH%
But when you set those variables, the script
bootstrap is to create a new maven installation without needing maven
installed, you still need M2_HOME pointing to where you want maven to
be installed. It also works when you already have a woring
installation, removing it and installing again (not using it for
building)
If you just want to
