QGIS/doc/overview.t2t

= Overview = 

QGIS, like a number of major projects (eg. KDE 4.0), uses CMake
(http://www.cmake.org) for building from source.

Following a summary of the required dependencies for building:

Required build tools:

- CMake >= 2.6.2
- Flex
- Bison >= 2.4
-

Required build deps:

- Qt >= 4.4.0
- Proj >= 4.4.x
- GEOS >= 3.0
- Sqlite3 >= 3.0.0
- GDAL/OGR >= 1.4.x
- Qwt >= 5.0
-

Optional dependencies:

- for GRASS plugin - GRASS >= 6.0.0 (libraries compiled with exceptions support on Linux 32bit)
- for georeferencer - GSL >= 1.8
- for postgis support and SPIT plugin - PostgreSQL >= 8.0.x
- for gps plugin - expat >= 1.95 and gpsbabel
- for mapserver export and PyQGIS - Python >= 2.3 (2.5+ preferred)
- for python support - SIP >= 4.8, PyQt >= must match Qt version, Qscintilla2
- for qgis mapserver - FastCGI
-