Re: [xml] xmlNodeDump looses data

["Aron Stansvik" <elvstone gmail com>]

2008/2/15, Petr Pajas <pajas ufal mff cuni cz>:
> Hi Daniel, All,
>
>  one of the users of the Perl bindings reported a strange bug which I
>  was able to reduce to the attached very very simple "test.c"
>  program and a XML file "test2.xml".
>
>  The program parses the XML file into a tree, and then dumps the root
>  element using xmlNodeDump.
>
>  In the result, a complete text content of a text node within an
>  element <linkage> is missing.

I can reproduce with libxml2 2.6.31 on FreeBSD.

Aron

>  The behavior depends on various factors:
>
>  - the length of the input file (if you add 400 characters before the
>  <linkage> element, the output is correct)
>
>  - if formatting is turned on at xmlNodeDump, the output is correct
>   (this is probably why the bug cannot be reproduced with the 'cat'
>  command of xmllint --shell, since the formatting is turned on
>  there)
>
>  - if the complete document is dumped, it is correct.
>
>  - if the (about 50) characters <,> (rendered as entities &lt; &gt;)
>  are replaced with e.g. _, the output is correct
>
>  - the output (I'm told) is correct with libxml2 <=2.6.27
>
>  - the structure of the document seems to be also important
>
>  The bug seems to me rather serious since it can have really bad
>  consequences for applications that use xmlNodeDump.
>
>  Please let me know if you need more information.
>
>
>  -- Petr
>
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