Prevent looking for Boost if we do not need it

AlexisTM · AlexisTM · commit 0b2c6d9d1a13 · 2022-08-31T11:04:31.000Z
diff --git a/msgpack-config.cmake.in b/msgpack-config.cmake.in
@@ -2,7 +2,9 @@
 
 include(CMakeFindDependencyMacro)
 
-find_dependency(Boost REQUIRED)
+IF (@MSGPACK_USE_BOOST@)
+    find_dependency(Boost REQUIRED)
+ENDIF ()
 
 include("${CMAKE_CURRENT_LIST_DIR}/msgpackc-cxx-targets.cmake")
 
