Like Make, but sane and flexible because is plain Python.
Does not seem to be available on PyPi: http://code.google.com/p/waf/issues/detail?id=1314&thanks=1314&ts=1368643332
Install:
SOMEWHERE_IN_BIN_PATH=""
cd $SOMEWHERE_IN_BIN_PATH
wget http://waf.googlecode.com/files/waf-1.7.3
mv waf-1.7.3 waf
python waf --version
chmod +x waf