[geos] allow geos_c static library cretation (libgeos_c.lib) v2

ports/geos/geos_c-static-support.patch

@@ -0,0 +1,110 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 927a0fe..8e6c3ea 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -66,11 +66,7 @@ if(NOT MSVC)
+     "Set to ON|OFF (default) to build GEOS with assert() macro enabled" OFF)
+ endif()
+ 
+-option(GEOS_BUILD_STATIC
+-  "Set to OFF|ON (default) to build GEOS static libraries" ON)
+-
+-option(GEOS_BUILD_SHARED
+-  "Set to OFF|ON (default) to build GEOS shared libraries" ON)
++option(BUILD_SHARED_LIBS "Build GEOS as a shared library" ON)
+ 
+ if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX)
+   option(GEOS_ENABLE_FLOATSTORE
+diff --git a/capi/CMakeLists.txt b/capi/CMakeLists.txt
+index 859722b..b6e44b6 100644
+--- a/capi/CMakeLists.txt
++++ b/capi/CMakeLists.txt
+@@ -23,15 +23,23 @@ file(GLOB geos_capi_HEADERS ${CMAKE_BINARY_DIR}/capi/*.h) # fix source_group iss
+ 
+ if(NOT GEOS_ENABLE_MACOSX_FRAMEWORK) 
+   # if building OS X framework, CAPI built into C++ library 
+-  add_library(geos_c SHARED ${geos_c_SOURCES}) 
++  add_library(geos_c ${geos_c_SOURCES})
+ 
+   target_link_libraries(geos_c geos)
+ 
+   if (WIN32)
+-    set_target_properties(geos_c
+-      PROPERTIES
+-      VERSION ${CAPI_VERSION}
+-      CLEAN_DIRECT_OUTPUT 1)
++    if(BUILD_SHARED_LIBS)
++      set_target_properties(geos_c
++        PROPERTIES
++        VERSION ${CAPI_VERSION}
++        CLEAN_DIRECT_OUTPUT 1)
++    else()
++      set_target_properties(geos_c
++        PROPERTIES
++        OUTPUT_NAME "geos_c"
++        PREFIX "lib"
++        CLEAN_DIRECT_OUTPUT 1)
++    endif()
+   else()
+     set_target_properties(geos_c
+       PROPERTIES
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index 4a1e688..a33b5f6 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -23,7 +23,7 @@ if(GEOS_ENABLE_MACOSX_FRAMEWORK)
+     ${CMAKE_CURRENT_SOURCE_DIR}/../capi/geos_c.cpp
+     ${CMAKE_CURRENT_SOURCE_DIR}/../capi/geos_ts_c.cpp)
+ 
+-  add_library(GEOS SHARED ${geos_SOURCES} ${geos_c_SOURCES})
++  add_library(GEOS ${geos_SOURCES} ${geos_c_SOURCES})
+ 
+   math(EXPR CVERSION "${VERSION_MAJOR} + 1") 
+  	# VERSION = current version, SOVERSION = compatibility version 
+@@ -61,37 +61,27 @@ if(GEOS_ENABLE_MACOSX_FRAMEWORK)
+ 
+ else()
+ 
+-  if(GEOS_BUILD_SHARED)
+-    add_library(geos SHARED ${geos_SOURCES} ${geos_ALL_HEADERS})
++  add_library(geos ${geos_SOURCES} ${geos_ALL_HEADERS})
+ 
++  if(BUILD_SHARED_LIBS)
+     set_target_properties(geos
+       PROPERTIES
+       DEFINE_SYMBOL GEOS_DLL_EXPORT
+       VERSION ${VERSION}
+       CLEAN_DIRECT_OUTPUT 1)
+-
+-    install(TARGETS geos
+-      RUNTIME DESTINATION bin
+-      LIBRARY DESTINATION lib
+-      ARCHIVE DESTINATION lib)
+-  endif()
+-
+-  if(GEOS_BUILD_STATIC)
+-    add_library(geos-static STATIC ${geos_SOURCES} ${geos_ALL_HEADERS})
+-
+-    set_target_properties(geos-static
++  else()
++    set_target_properties(geos
+       PROPERTIES
+       OUTPUT_NAME "geos"
+       PREFIX "lib"
+       CLEAN_DIRECT_OUTPUT 1)
+-
+-    install(TARGETS geos-static
+-      RUNTIME DESTINATION bin
+-      LIBRARY DESTINATION lib
+-      ARCHIVE DESTINATION lib)
+-
+   endif()
+ 
++  install(TARGETS geos
++    RUNTIME DESTINATION bin
++    LIBRARY DESTINATION lib
++    ARCHIVE DESTINATION lib)
++
+ endif() # (GEOS_ENABLE_MACOSX_FRAMEWORK)
+ 
+ # if(APPLE)

ports/geos/portfile.cmake

@@ -15,6 +15,11 @@ vcpkg_download_distfile(ARCHIVE
     SHA512 515d8700b8a28282678e481faee355e3a43d7b70160472a63335b8d7225d9ba10437be782378f18f31a15288118126d411a2d862f01ce35d27c96f6bc0a73016
 )
 vcpkg_extract_source_archive(${ARCHIVE})
+vcpkg_apply_patches(
+
+SOURCE_PATH ${SOURCE_PATH}
+    PATCHES ${CMAKE_CURRENT_LIST_DIR}/geos_c-static-support.patch
+)
 
 # NOTE: GEOS provides CMake as optional build configuration, it might not be actively
 # maintained, so CMake build issues may happen between releases.