A shell script to provision the PostGIS 2.0 dependencies on Ubuntu 12.04.

postgis-dev-provision.sh

apt-get install -y build-essential autoconf libtool subversion git curl wget

apt-get install -y openssh-server

apt-get install -y python-software-properties
add-apt-repository -y ppa:keithw/mosh
apt-get update
apt-get install -y mosh

# Postgres
apt-get install -y postgresql-9.1 libpq-dev postgresql-server-dev-9.1

# LIBXML2
apt-get install -y libxml2 libxml2-dev

# JSON-C
apt-get install libjson0 libjson0-dev

# PROJ
mkdir -p ~/src
cd ~/src
wget http://download.osgeo.org/proj/proj-4.8.0.tar.gz
tar xvf proj-4.8.0.tar.gz
rm proj-4.8.0.tar.gz
cd ~/src/proj-4.8.0
./configure
make && make install

# GEOS
cd ~/src
wget http://download.osgeo.org/geos/geos-3.3.8.tar.bz2
tar xvf geos-3.3.8.tar.bz2
rm geos-3.3.8.tar.bz2
cd ~/src/geos-3.3.8
./configure
make && make install

# GDAL
cd ~/src
wget http://download.osgeo.org/gdal/gdal-1.9.2.tar.gz
tar xvf gdal-1.9.2.tar.gz
rm gdal-1.9.2.tar.gz
cd ~/src/gdal-1.9.2
./configure
make && make install

######

$ sudo -u postgres psql
postgres=# CREATE ROLE {your-user-name-here} WITH SUPERUSER;
postgres=# ALTER ROLE {your-user-name-here} LOGIN;
postgres=# \q
$ git clone git://github.com/postgis/postgis.git
$ cd postgis
$ ./autogen
$ ./configure
$ make
$ sudo make install
$ make test
$ make check