hese steps worked for me on a Fedora system:
1.) download the 3 files related to oracle instant client: instantclient-basic-linux32-11.2.0.1.zip instantclient-sqlplus-linux32-11.2.0.1.zip instantclient-sdk-linux32-11.2.0.1.zip
2.) unzip to a user location, e.g. /home/matt/instantclient_11_2
3.) export ORACLE_HOME=/home/matt/instantclient_11_2
4.) export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/home/matt/instantclient_11_2
5.) export PATH=$PATH:$ORACLE_HOME
6.) export NLS_LANG=American.America.WE8ISO8859P1 (this may not be essential)
7.) create symbolic links: ln -s libclntsh.so.11.1 libclntsh.so ln -s libocci.so.11.1 libocci.so
8.) run the configure script (from your GDAL directory, e.g. /home/matt/gdal-1.7.2): ./configure --with-oci-include=/home/matt/instantclient_11_2/sdk/include --with-oci-lib=/home/matt/instantclient_11_2
9.) run "make" from the same GDAL directory: make
10.) su Password:
11.) make install
12.) exit (no ne