Merge topic 'cpack-deb-minor-fixes'

ed1f3a5f CPackDeb: output the error message when no description can be made
ece24b34 Help/cpack_gen/freebsd: improve wording for Debian fallbacks

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Kyle Edwards <kyle.edwards@kitware.com>
Merge-request: !6196

Help/cpack_gen/freebsd.rst

@@ -74,7 +74,7 @@ the RPM information (e.g. package license).
   * Default:
 
     - :variable:`CPACK_DEBIAN_PACKAGE_DESCRIPTION` (this may be set already
-      for Debian packaging, so we may as well re-use it).
+      for Debian packaging, so it is used as a fallback).
 
 .. variable:: CPACK_FREEBSD_PACKAGE_WWW
 
@@ -87,7 +87,7 @@ the RPM information (e.g. package license).
 
    - :variable:`CMAKE_PROJECT_HOMEPAGE_URL`, or if that is not set,
      :variable:`CPACK_DEBIAN_PACKAGE_HOMEPAGE` (this may be set already
-     for Debian packaging, so we may as well re-use it).
+     for Debian packaging, so it is used as a fallback).
 
   .. versionadded:: 3.12
     The ``CMAKE_PROJECT_HOMEPAGE_URL`` variable.

Modules/Internal/CPack/CPackDeb.cmake

@@ -557,7 +557,7 @@ function(cpack_deb_prepare_package_vars)
         string(APPEND _description_failure_message
           " or CPACK_DEBIAN_${_local_component_name}_DESCRIPTION")
       endif()
-      message(FATAL_ERROR _description_failure_message)
+      message(FATAL_ERROR "${_description_failure_message}")
     endif()
 
   # Ok, description has set. According to the `Debian Policy Manual`_ the first