On Fri, Feb 25, 2011 at 02:08:38PM +0200, Rami Ylimäki wrote: > On 02/23/2011 04:35 PM, Michal Suchanek wrote: > >>X server seems to preserve the extension codes until the server is > >>regenerated and therefore all connections should use the same codes. > >> > >Is that guaranteed by some protocol or does it just happen to work as > >the requests in error handler did? > > This is a good point and I can't find a definite answer for it. > > Documentation of "C.2.1 XInitExtension" from Xlib manual says that > the Xlib specific extension number in XExtCodes is connection > specific, which makes sense, because the number is managed > internally in Xlib and not asked from server. Then "C.5.11 Deriving > the Correct Extension Opcode" says that a separate XExtCodes should > be maintained for each connection. > > So I think that one shouldn't assume that opcodes stay the same, > even though it seems to be so in practice.
Er, really? How would sending requests then work without an event from the server telling you to round-trip and get the extension list again? Cheers, Daniel
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