Re: [xml] How to properly free a string allocated by xmlCharStrdup

[Nikolay Sivov <bunglehead gmail com>]

On 12/26/2013 14:19, Shlomi Fish wrote:
> Hi all,
>
> happy holidays and a happy new (civil) year.
>
> I'm the maintainer of XML::LibXSLT which are the CPAN bindings for libxslt.
> Now, someone reported that the clang compiler emits some warnings, and part of
> the problem was that I passed "1.0" to xmlNewDoc instead of its equivalent
> "xmlChar *". So I did:
>
> xmlChar * xml_ver = NULL;
> xml_ver = xmlCharStrdup("1.0");
> xmlNewDoc(xml_ver)
>
> // At the function FINISH:
> free( xml_ver );
Use xmlFree(). But for this particular case you don't need to allocate 
anything, just do xmlNewDoc(NULL).
> How can I properly free a string allocated by xmlCharStrdup? The documentation
> is lacking on details (and, if you ask me, should be made more explicit.).
You got all the code, for that case it's pretty simple.
> Regards,
>
>         Shlomi Fish