use uuid_unparse instead of boost::format

GaudiUtils/src/component/createGuidAsString.cpp

@@ -9,25 +9,13 @@
 * or submit itself to any jurisdiction.                                             *
 \***********************************************************************************/
 
-// External include(s):
-#include <boost/format.hpp>
-#include <uuid/uuid.h>
-
-// Local include(s):
 #include "createGuidAsString.h"
+#include <uuid/uuid.h>
 
 std::string Gaudi::createGuidAsString() {
-  uuid_t uuid;
+  uuid_t      uuid;
+  std::string uuid_s( 36, '0' );
   ::uuid_generate_time( uuid );
-  struct Guid {
-    unsigned int   Data1;
-    unsigned short Data2;
-    unsigned short Data3;
-    unsigned char  Data4[8];
-  }* g = (Guid*)&uuid;
-
-  boost::format text( "%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X" );
-  text % g->Data1 % g->Data2 % g->Data3;
-  for ( int i = 0; i < 8; ++i ) text % (unsigned short)g->Data4[i];
-  return text.str();
+  ::uuid_unparse_upper( uuid, uuid_s.data() );
+  return uuid_s;
 }