From fe7560fe6134b7957147bbe083718d8749b35164 Mon Sep 17 00:00:00 2001
From: Albrecht Schlosser <albrechts.fltk@online.de>
Date: Fri, 9 Aug 2024 18:23:22 +0200
Subject: [PATCH] CMake: add FLTKConfigVersion.cmake

This file enables consumers to search for a particular FLTK version.
---
 CMakeLists.txt | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index be0ede666..171d946a1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -177,6 +177,22 @@ if(FLTK_BUILD_EXAMPLES)
   add_subdirectory(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
 #######################################################################