boost: Add comment when C++ is missing

[Peter: move above boost option so sub options gets indented]
Signed-off-by: Stephan Thamm <thammi@chaossource.net>
Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

diff --git a/package/boost/Config.in b/package/boost/Config.in
index 7598d0268f91bccf02eb977fe82ad76a53a87a8c..578fced374d8f9ae04f7fc95898c8a42befa6dbc 100644 (file)
--- a/package/boost/Config.in
+++ b/package/boost/Config.in
@@ -1,3 +1,6 @@
+comment "boost requires a toolchain with C++ support enabled"
+       depends on !BR2_INSTALL_LIBSTDCPP
+
 config BR2_PACKAGE_BOOST
        bool "boost"
        depends on BR2_INSTALL_LIBSTDCPP