Switched from sprintf to snprintf

Author: Amsakan Bavan

include/boost/gil/extension/io/tiff/detail/log.hpp

@@ -45,7 +45,7 @@ class console_log
                      )
     {
         char buf[1000];
-        sprintf(buf, fmt, ap);
+        snprintf(buf, 1000, fmt, ap);
         std::cout << "error: " << buf << std::endl;
     }
 
@@ -55,7 +55,7 @@ class console_log
                        )
     {
         char buf[1000];
-        sprintf(buf, fmt, ap);
+        snprintf(buf, 1000, fmt, ap);
         std::cout << "warning: " << fmt << std::endl;
     }
 };