next try, doku; refs #11

src/mrw/checkcxx11.hxx

@@ -50,6 +50,7 @@
 
 #  ifdef MRW__OLD_PRE11_COMPILER
 #    if __cplusplus<200300L
+#      warning emulating C++11 support using boost
 #      include <boost/shared_ptr.hpp>
 namespace std {
   // there is no std::shared_ptr in pre C++11 compilers, so we use the
@@ -66,6 +67,8 @@ namespace std {
       explicit unique_ptr(T* p): auto_ptr<T>(p) {}
   };
 };
+#    else
+#      warning trying standard C++11 support
 #    endif
 #  elsif __APPLE__
 #    warning you need a C++11 compliant compiler, on gcc: add -std=c++11
@@ -83,6 +86,8 @@ namespace std {
            explicit shared_ptr(T* p): tr1::shared_ptr<T>(p) {}
        };
      }
+#  else
+#    warning found C++11 support, everything is fine
 #  endif
 
 #endif