Re: [xml] XPath supposed to be thread safe with global, read-only contexts?

[Daniel Veillard <veillard redhat com>]

On Thu, Dec 18, 2003 at 06:04:40PM +0100, Stephan A Suerken wrote:
> Hi,
> 
> we have problems evaluating XPath expressions in a multi-threaded
> environment - i.e.:
> 
> We have a (multi-thread-environment-)global read only document
> (xmlDoc) and associated global context (xmlXPathContext). Calling
> xmlXPathEvalExpression() with that context ist _not_ thread safe (I
> have so far boiled it down to the internal xmlXPathEvalExpr).

  the document is read-only it can be shared.
but each thread need to have it own xmlXPathContext which is read/write !

Daniel

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