From f48d05a25a2b6310b1c6852fa2add4820288aad4 Mon Sep 17 00:00:00 2001
From: Charles Barto <bartoc@umich.edu>
Date: Sun, 16 Oct 2016 20:22:00 -0400
Subject: [PATCH] added geos

---
 ports/geos/CONTROL        |  3 +++
 ports/geos/portfile.cmake | 45 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 ports/geos/CONTROL
 create mode 100644 ports/geos/portfile.cmake

diff --git a/ports/geos/CONTROL b/ports/geos/CONTROL
new file mode 100644
index 0000000000..c0ec7b1344
--- /dev/null
+++ b/ports/geos/CONTROL
@@ -0,0 +1,3 @@
+Source: geos
+Version: 3.5.0
+Description: Geometry Engine Open Source
diff --git a/ports/geos/portfile.cmake b/ports/geos/portfile.cmake
new file mode 100644
index 0000000000..554015937d
--- /dev/null
+++ b/ports/geos/portfile.cmake
@@ -0,0 +1,45 @@
+# Common Ambient Variables:
+#   VCPKG_ROOT_DIR = <C:\path\to\current\vcpkg>
+#   TARGET_TRIPLET is the current triplet (x86-windows, etc)
+#   PORT is the current port name (zlib, etc)
+#   CURRENT_BUILDTREES_DIR = ${VCPKG_ROOT_DIR}\buildtrees\${PORT}
+#   CURRENT_PACKAGES_DIR  = ${VCPKG_ROOT_DIR}\packages\${PORT}_${TARGET_TRIPLET}
+#
+
+include(${CMAKE_TRIPLET_FILE})
+include(vcpkg_common_functions)
+#downloading 3.5 from their SVN repo and not the release tarball
+#because the 3.5 release did not build on windows, and fixes were backported
+#without generating a new release tarball (I don't think very many GIS people use win)
+vcpkg_download_distfile(ARCHIVE
+    URLS "https://trac.osgeo.org/geos/browser/branches/3.5?rev=4261&format=zip"
+    FILENAME "geos-3.5.0.zip"
+    SHA512 3b91e8992f60b99a3f01069d955b71bce425ae5e5c599252fa26a337494e1a5a8ea796be124766d054710d6c03806f56dc1c63539b4660e2bb894d7ef779d4b9
+)
+vcpkg_extract_source_archive(${ARCHIVE})
+
+#we need to do this because GOES deploy process is totally broken for cmake
+#file(DOWNLOAD http://svn.osgeo.org/geos/tags/3.5.0/cmake/modules/GenerateSourceGroups.cmake
+#    ${CURRENT_BUILDTREES_DIR}/src/geos-3.5.0/cmake/modules/GenerateSourceGroups.cmake)
+file(WRITE ${CURRENT_BUILDTREES_DIR}/src/3.5/geos_svn_revision.h "#define GEOS_SVN_REVISION 4261")
+vcpkg_configure_cmake(
+    SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/3.5
+    OPTIONS -DGEOS_ENABLE_TESTS=False
+            -DBUILD_TESTING=False
+)
+
+vcpkg_build_cmake()
+vcpkg_install_cmake()
+file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/include)
+# Handle copyright
+file(COPY ${CURRENT_BUILDTREES_DIR}/src/3.5/COPYING DESTINATION ${CURRENT_PACKAGES_DIR}/share/geos)
+file(RENAME ${CURRENT_PACKAGES_DIR}/share/geos/COPYING ${CURRENT_PACKAGES_DIR}/share/geos/copyright)
+if(VCPKG_LIBRARY_LINKAGE STREQUAL dynamic)
+    file(REMOVE ${CURRENT_PACKAGES_DIR}/lib/libgeos.lib ${CURRENT_PACKAGES_DIR}/debug/lib/libgeos.lib)
+    vcpkg_copy_pdbs()
+else()
+    file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/bin ${CURRENT_PACKAGES_DIR}/debug/bin)
+    file(REMOVE ${CURRENT_PACKAGES_DIR}/lib/geos.lib ${CURRENT_PACKAGES_DIR}/debug/lib/geos.lib)
+    file(REMOVE ${CURRENT_PACKAGES_DIR}/lib/geos_c.lib ${CURRENT_PACKAGES_DIR}/debug/lib/geos_c.lib)
+
+endif()
\ No newline at end of file