Commit 75794826 authored by Daniel Veillard's avatar Daniel Veillard
Browse files

Updated the graphic overview of the architecture, Daniel

parent cb5b4d61
......@@ -7,41 +7,66 @@ Letter
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doc/libxml.gif

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......@@ -1366,7 +1366,7 @@ or libxslt wrappers or bindings:</p>
libxml2</a> with Kylix, Delphi and other Pascal compilers</li>
<li>Uwe Fechner also provides <a
href="http://sourceforge.net/projects/idom2-pas/">idom2</a>, a DOM2
implementation for Kylix2/D5/D6 from Borland </li>
implementation for Kylix2/D5/D6 from Borland</li>
<li>Wai-Sun "Squidster" Chia provides <a
href="http://www.rubycolor.org/arc/redist/">bindings for Ruby</a> and
libxml2 bindings are also available in Ruby through the <a
......@@ -2088,7 +2088,11 @@ but not always. Assuming the allocation problem is reproductible, it is
possible to find more easilly:</p>
<ol>
<li>write down the block number xxxx not allocated</li>
<li>export the environement variable XML_MEM_BREAKPOINT=xxxx</li>
<li>export the environement variable XML_MEM_BREAKPOINT=xxxx , the easiest
when using GDB is to simply give the command
<p><code>set environment XML_MEM_BREAKPOINT xxxx</code></p>
<p>before running the program.</p>
</li>
<li>run the program under a debugger and set a breakpoint on
xmlMallocBreakpoint() a specific function called when this precise block
is allocated</li>
......@@ -2099,7 +2103,11 @@ possible to find more easilly:</p>
<p>I used to use a commercial tool to debug libxml memory problems but after
noticing that it was not detecting memory leaks that simple mechanism was
used and proved extremely efficient until now.</p>
used and proved extremely efficient until now. Lately I have also used <a
href="http://developer.kde.org/~sewardj/">valgrind</a> with quite some
success, it is tied to the i386 architecture since it works by emulating the
processor and instruction set, it is slow but extremely efficient, i.e. it
spot memory usage errors in a very precise way.</p>
<h3><a name="General4">General memory requirements</a></h3>
......@@ -2554,6 +2562,7 @@ xmlOutputBufferCreateOwn(FILE *file, xmlCharEncodingHandlerPtr encoder) {
} </pre>
</li>
<li>And then use it to save the document:
......
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