Test out generating a modern find_package config setup for mmesh

CMakeLists.txt

@@ -38,7 +38,7 @@
 cmake_minimum_required(VERSION 3.18)
 
 # Set CMake project name
-project(MMESH)
+project(mmesh VERSION 1.0.0 LANGUAGES C)
 
 include_directories(
   ${CMAKE_CURRENT_SOURCE_DIR}/include

cmake/mmeshConfig.cmake

@@ -0,0 +1,2 @@
+# mmeshConfig.cmake
+include("${CMAKE_CURRENT_LIST_DIR}/mmeshTargets.cmake")

src/CMakeLists.txt

@@ -1,7 +1,3 @@
-include_directories(
-  ${CMAKE_CURRENT_SOURCE_DIR}
-  )
-
 set(MMESH_SOURCES
   cc.c
   meshdecimation.c
@@ -11,17 +7,47 @@ set(MMESH_SOURCES
   mmcore.c
   mmhash.c
   mmthread.c
-  )
+)
 
 add_library(mmesh SHARED ${MMESH_SOURCES})
+target_include_directories(
+  mmesh PUBLIC
+  $<INSTALL_INTERFACE:${INCLUDE_DIR}>
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../include>
+)
 target_link_libraries(mmesh PRIVATE ${MM_LIBS})
 set_property(TARGET mmesh APPEND PROPERTY COMPILE_DEFINITIONS "MMESH_DLL_EXPORTS")
 set_property(TARGET mmesh APPEND PROPERTY INTERFACE_COMPILE_DEFINITIONS "MMESH_DLL_IMPORTS")
 install(TARGETS mmesh
+  EXPORT mmeshTargets
   RUNTIME DESTINATION ${BIN_DIR}
   LIBRARY DESTINATION ${LIB_DIR}
   ARCHIVE DESTINATION ${LIB_DIR}
-  )
+  INCLUDES DESTINATION ${INCLUDE_DIR}
+)
+
+# Export the targets to a file
+install(EXPORT mmeshTargets
+  FILE mmeshTargets.cmake
+  NAMESPACE mmesh::
+  DESTINATION lib/cmake/mmesh
+)
+
+# Generate the version file
+include(CMakePackageConfigHelpers)
+write_basic_package_version_file(
+  "${CMAKE_CURRENT_BINARY_DIR}/mmeshConfigVersion.cmake"
+  VERSION ${PROJECT_VERSION}
+  COMPATIBILITY AnyNewerVersion
+)
+
+# Install the config and version files
+install(FILES
+  "${PROJECT_SOURCE_DIR}/cmake/mmeshConfig.cmake"
+  "${CMAKE_CURRENT_BINARY_DIR}/mmeshConfigVersion.cmake"
+  DESTINATION lib/cmake/mmesh
+)
+
 
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