libspatialite: disable postgis option

Closes #20373.

1 files changed, 5 insertions, 3 deletions

diff --git a/Library/Formula/libspatialite.rb b/Library/Formula/libspatialite.rb
index 141ba453e..4124f5835 100644
--- a/Library/Formula/libspatialite.rb
+++ b/Library/Formula/libspatialite.rb
@@ -1,5 +1,10 @@
 require 'formula'
 
+# Postgis depends on gdal, which in turn depends on libspatialite,
+# so enabling a "with-postgis" option in this formula introduces a
+# circular dependency.
+# See https://github.com/mxcl/homebrew/issues/20373
+
 class Libspatialite < Formula
   homepage 'https://www.gaia-gis.it/fossil/libspatialite/index'
   url 'http://www.gaia-gis.it/gaia-sins/libspatialite-sources/libspatialite-4.1.1.tar.gz'
@@ -7,7 +12,6 @@ class Libspatialite < Formula
 
   option 'without-freexl', 'Build without support for reading Excel files'
   option 'without-libxml2', 'Disable support for xml parsing (parsing needed by spatialite-gui)'
-  option 'with-postgis', 'Enable additional sanitization/segmentation routines provided by PostGIS 2.0+'
 
   depends_on 'pkg-config' => :build
   depends_on 'proj'
@@ -18,7 +22,6 @@ class Libspatialite < Formula
   depends_on 'sqlite'
   depends_on 'libxml2' => :recommended
   depends_on 'freexl' => :recommended
-  depends_on 'postgis' => :optional
 
   def install
     # Ensure Homebrew's libsqlite is found before the system version.
@@ -33,7 +36,6 @@ class Libspatialite < Formula
     ]
     args << '--enable-freexl=no' if build.without? 'freexl'
     args << '--enable-libxml2=yes' unless build.without? 'libxml2'
-    args << '--enable-lwgeom' if build.with? 'postgis'
 
     system './configure', *args
     system "make install"