How can I construct a va_list for vsprintf when all I have is the a list of pointers to the data, without their type info?

A va_list seems to be a packed struct of values and/or pointers to the data. While I could construct such a list, theoretically, I don't always know when I should store an element as a pointer or a value.

e.g., ints, floats, and other value types seems to get stored directly in the list, while strings and *other* stuff get stored as pointers.

I would be nice if a printf variant listed takes only a pointer list to all the values, does anything like this exist?

If not, is there any standardization of what is a value in the list and what is a pointer so I can attempt to build the list properly?


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