Eliminate printf usage in macros.

git-svn-id: https://svn.shibboleth.net/cpp-xmltooling/branches/REL_1@941 de75baf8-a10c-0410-a50a-987c0e22f00f

diff --cc xmltooling/base.h
index ff96588,ff96588..4e80091
--- 1/xmltooling/base.h
--- 2/xmltooling/base.h
+++ b/xmltooling/base.h
@@@ -697,10 -697,10 +697,12 @@@
              m_##proper = prepareForAssignment(m_##proper,proper); \
          } \
          void set##proper(int proper) { \
--            char buf##proper[64]; \
--            std::sprintf(buf##proper,"%d",proper); \
--            xmltooling::auto_ptr_XMLCh wide##proper(buf##proper); \
--            set##proper(wide##proper.get()); \
++            try { \
++                xmltooling::xstring buf = boost::lexical_cast<xmltooling::xstring>(proper); \
++                set##proper(buf.c_str()); \
++            } \
++            catch (boost::bad_lexical_cast&) { \
++            } \
          }
  
  /**
@@@ -1250,10 -1250,10 +1252,12 @@@
      } \
      XMLTOOLING_DOXYGEN(Sets proper.) \
      void set##proper(int proper) { \
--        char buf[64]; \
--        std::sprintf(buf,"%d",proper); \
--        xmltooling::auto_ptr_XMLCh widebuf(buf); \
--        setTextContent(widebuf.get()); \
++        try { \
++            xmltooling::xstring buf = boost::lexical_cast<xmltooling::xstring>(proper); \
++            setTextContent(buf.c_str()); \
++        } \
++        catch (boost::bad_lexical_cast&) { \
++        } \
      } \
      XMLTOOLING_DOXYGEN(Sets or clears proper.) \
      void set##proper(const XMLCh* proper) { \

diff --cc xmltooling/encryption/Encryption.h
index e7e3329,e7e3329..934088b
--- 1/xmltooling/encryption/Encryption.h
--- 2/xmltooling/encryption/Encryption.h
+++ b/xmltooling/encryption/Encryption.h
@@@ -32,6 -32,6 +32,7 @@@
  #include <xmltooling/util/XMLConstants.h>
  
  #include <cstdio>
++#include <boost/lexical_cast.hpp>
  
  namespace xmlsignature {
      class XMLTOOL_API KeyInfo;