From e4adfb90d91ce9047bfbec239644720c85cca8df Mon Sep 17 00:00:00 2001
From: Andrei Astafev <dev@246060.ru>
Date: Wed, 24 May 2023 13:57:52 +0300
Subject: [PATCH] GEOS

---
 FindGEOS.cmake | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 FindGEOS.cmake

diff --git a/FindGEOS.cmake b/FindGEOS.cmake
new file mode 100644
index 0000000..d4708a5
--- /dev/null
+++ b/FindGEOS.cmake
@@ -0,0 +1,38 @@
+set(GEOS_PREFIX "" CACHE PATH "The path to the prefix of an Geos installation")
+
+find_path(GEOS_INCLUDE_DIR NAMES geos_c.h
+  PATHS
+  ${GEOS_PREFIX}/include
+  /opt/local/include
+  /usr/include
+  /usr/local/include
+)
+
+find_library(GEOS_LIBRARIES NAMES geos geos_c
+  PATHS
+  ${GEOS_PREFIX}/lib
+  /opt/local/include
+  /usr/lib
+  /usr/local/include
+)
+
+if(GEOS_INCLUDE_DIR AND GEOS_LIBRARIES AND NOT TARGET GEOS)
+  get_filename_component(GEOS_LIBRARY_DIR ${GEOS_LIBRARIES} PATH)
+  set(GEOS_FOUND TRUE)
+  add_library(GEOS::Geos INTERFACE IMPORTED)
+  set_target_properties(GEOS::Geos PROPERTIES
+      INTERFACE_INCLUDE_DIRECTORIES "${GEOS_INCLUDE_DIR}"
+      INTERFACE_LINK_LIBRARIES "${GEOS_LIBRARIES}"
+  )
+endif()
+
+if(GEOS_FOUND)
+  if(NOT GEOS_FIND_QUIETLY)
+    MESSAGE(STATUS "Found Geos: ${GEOS_LIBRARIES}")
+  endif()
+  set(HAVE_GEOS 1)
+elseif(GEOS_FOUND)
+  if(GEOS_FIND_REQUIRED)
+    message(FATAL_ERROR "Could not find Geos")
+  endif()
+endif()