cmake: give a hint that it is possible to download 3rd party libs

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@37658 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/development/cmake/modules/FindGNUWIN32.cmake b/development/cmake/modules/FindGNUWIN32.cmake
index 9ccec335dcc552400084b8bc9dee86b71d1dec49..ea3ab25e9881eab4330b28dd8bf5848fd0e657fa 100644 (file)
--- a/development/cmake/modules/FindGNUWIN32.cmake
+++ b/development/cmake/modules/FindGNUWIN32.cmake
@@ -38,7 +38,9 @@ if(WIN32)
        else()
                if (GNUWIN32_FIND_REQUIRED)
                        set(GNUWIN32_DIR CACHE PATH FORCE)
-                       message(FATAL_ERROR "Could NOT find GNUWIN32, please set GNUWIN32_DIR")
+                       message(STATUS "ERROR: Could NOT find GNUWIN32, please set GNUWIN32_DIR")
+                       message(STATUS "ERROR: or let cmake download all required files by using -DLYX_3RDPARTY_DOWNLOAD=1")
+                       message(FATAL_ERROR)
                endif()
        endif()