Re: For 0.9? Avoiding string copy

Thanks a lot!

 

So I simply instantiate this class and pass it to call_function?
 
> Date: Wed, 9 Dec 2009 17:58:01 +0100
> From: [email protected]
> To: [email protected]
> Subject: Re: [luabind] For 0.9? Avoiding string copy
> 
> Kristoffer Danielsson wrote:
> > Any chance you could add such a wrapper for 0.9? It's really painful
> > to copy strings that do not need to be copied!
> 
> 0.9 is (mostly) in feature freeze, so I won't add anything like that at
> least for now. You can easily do it by yourself though:
> 
> struct cstring_with_length
> {
> cstring_with_length(char const* s, std::size_t len)
> : s(s)
> , len(len)
> {}
> 
> char const* s;
> std::size_t len;
> };
> 
> namespace luabind
> {
> 
> template <>
> struct default_converter<cstring_with_length>
> : native_converter_base<cstring_with_length>
> {
> void to(lua_State* L, cstring_with_length const& str)
> {
> lua_pushlstring(L, str.s, str.len);
> }
> };
> 
> } // namespace luabind
> 
> -- 
> Daniel Wallin
> BoostPro Computing
> http://www.boostpro.com
> 
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