Include CPack only when explictly packaging (#5817)

Including CPack without the additional packaging information creates unused project files, and can potentially cause issues for projects including Flatbuffers that also use CPack.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3987eac..913c563 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -619,9 +619,10 @@ if(UNIX)
     # Use of CPack only supported on Linux systems.
     if(FLATBUFFERS_PACKAGE_DEBIAN)
         include(CMake/PackageDebian.cmake)
+        include(CPack)
     endif()
     if (FLATBUFFERS_PACKAGE_REDHAT)
         include(CMake/PackageRedhat.cmake)
+        include(CPack)
     endif()
-    include(CPack)
 endif()