GEOS 2.1.2 Released

Jun 8, 2005 geos geos-2.1 release

The latest maintenance release of GEOS includes a number of bug fixes for special cases and processing issues discovered since the 2.1.1 release:

Segfault fix in Point::isEmpty
Mem Leak fix in OffsetCurveBuilder::getRingCurve
Bugfix in LineSegment::reverse
Added multipolygon buffering test in source/test/testLeaksBig
Ported JTS robustness patch for RobustLineIntersector
Removed useless Coordinate copies in OverlayOp::mergeZ()
Avoided throws by IsValid on invalid input
Stricter C++ syntax (math.h=>cmath, ieeefp.h in "C" block, ostringstream instead of sprintf)
Better support for older compilers (Polygonizer::LineStringAdder friendship)
Removed useless Coordinate copies in CGAlgorithms::isOnLine()
Added support for polygonize and parametrized buffer tests in XMLTester
Fixed support for --includedir and --libdir
Fixed Z interpolation in LineIntersector
Handled NULL results from getCentroid() in XMLTester
Segfault fix in (EMPTY)Geometry::getCentroid()
Made polygon::getBoundary() always OGC-valid (no LinearRings)
Input checking and promoting in GeometryFactory::createMultiLineString()
Segfault fix in GeometryEditor::editPolygon()