require 'formula' class Geos < Formula homepage 'http://trac.osgeo.org/geos' url 'http://download.osgeo.org/geos/geos-3.3.5.tar.bz2' sha1 '791e2b36a9a6114c7f213fae3fc995960c35a428' def install # fixes compile error: missing symbols being optimized out using llvm. if ENV.compiler == :llvm then inreplace 'src/geom/Makefile.in', 'CFLAGS = @CFLAGS@', 'CFLAGS = @CFLAGS@ -O1' inreplace 'src/geom/Makefile.in', 'CXXFLAGS = @CXXFLAGS@', 'CXXFLAGS = @CXXFLAGS@ -O1' end system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make install" end end