Re: [Xen-devel] [PATCH v2-resend 18/30] libxl: ocaml: use the "string option" type for IDL strings

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Rob Hoes writes ("[Xen-devel] [PATCH v2-resend 18/30] libxl: ocaml: use the 
"string option" type for IDL strings"):
> The libxl IDL is based on C type "char *", and therefore "strings" can
> by NULL, or be an actual string. In ocaml, it is common to encode such
> things as option types.

Can you point me to the existing code this replaces ?  I was looking
for "Val_string" and "String_val" but couldn't find them.  I think if
that code is missing it deserves a note in the commit message at least
(and then surely this new code is currently unused?)

Thanks,
Ian.

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