Ubuntu Build Instructions
From Apache OpenOffice Wiki
Ubuntu 9.10 Karmic Koala and Ubuntu 10.04 Lucid Lynx
To build you need the following packages:
sudo apt-get install g++ gcc bison flex libarchive-zip-perl libcups2-dev libpam0g-dev subversion \ sun-java6-jdk gperf libfreetype6-dev libxaw7-dev libfontconfig1-dev libxrandr-dev patch \ libgconf2-dev libgnomevfs2-dev ant python-dev libgtk2.0-dev ccache libgraphite-dev \ libwpd8-dev libxslt-dev libdb4.7-dev libneon27-dev libhunspell-dev libaltlinuxhyph-dev
or use this url:
apt:g++,gcc,bison,flex,libarchive-zip-perl,libcups2-dev,libpam0g-dev,subversion,sun-java6-jdk,gperf,libfreetype6-dev,libxaw7-dev,libfontconfig1-dev,libxrandr-dev,patch,libgconf2-dev,libgnomevfs2-dev,ant,python-dev,libgtk2.0-dev,ccache,libgraphite-dev,libwpd8-dev,libxslt-dev,libdb4.7-dev,libneon27-dev,libhunspell-dev,libaltlinuxhyph-dev
then follow the Building Guide to continue.