CMake: add FLTKConfigVersion.cmake

This file enables consumers to search for a particular FLTK version.

1 files changed, 16 insertions, 0 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index be0ede666..171d946a1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -178,6 +178,22 @@ if(FLTK_BUILD_EXAMPLES)
 endif(FLTK_BUILD_EXAMPLES)
 
 #######################################################################
+# Create and install version config file 'FLTKConfigVersion.cmake'
+#######################################################################
+
+include(CMakePackageConfigHelpers)
+
+write_basic_package_version_file(FLTKConfigVersion.cmake
+  # [VERSION requiredVersion]       # defaults to project version
+  COMPATIBILITY SameMinorVersion
+)
+
+install(FILES
+  ${CMAKE_CURRENT_BINARY_DIR}/FLTKConfigVersion.cmake
+  DESTINATION ${FLTK_CONFIG_PATH}
+)
+
+#######################################################################
 # installation
 #######################################################################