Re: [xml] libxml2 messed up MonoTouch and Interface Builder

[Daniel Veillard <veillard redhat com>]

On Tue, Nov 09, 2010 at 04:01:02AM -0800, Mark Rowe wrote:
> On 2010-11-08, at 08:40, James Wright wrote:
>
> > I tried to install libxml2 yesterday for a Ruby side project of mine.
[...]
> > After that I went back to my MonoTouch iPhone development and noticed that MonoTouch would no longer work.
> > Now I don't actually get any error and am working with the MonoTouch people to figure that out, but if I 
> > try to use Interface Builder in OS X it errors when I try to create a new .xib file with this message 
> > (pastbin link).
> > The most important part of the message is this:
> >     â Thread 0 Crashed:  Dispatch queue: com.apple.main-thread
> >     â 0   libxml2.2.dylib                     0x00000001004f9b88 __xmlRaiseError + 888 (error.c:614)
> >     â 1   libxml2.2.dylib                     0x00000001004fa5b7 xmlErrEncodingInt + 151 
> > (parserInternals.c:206)
> >     â 2   libxml2.2.dylib                     0x00000001004fc326 xmlCurrentChar + 550 
> > (parserInternals.c:707)
[...]
> Based on your description it sounds like you've overwritten your
> system copy of libxml2 with a copy that you built yourself from source.
> Replacing system components of Mac OS X in this manner is not supported.
> It's likely that the version of libxml2 you've installed is incompatible
> with the Mac OS X system frameworks in some way which is leading to
> the crashes that you're seeing.

  Of course that got me curious. Do you have any specific patches
which could lead to such errors if not embedded in ? Except a change
in the way encoding are provided I don't really how such an error
could happen. Not that I suggest replacing system libraries, but
I wonder if you have patches which should be upstreamed,

  thanks !

Daniel

-- 
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