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["Paul J. Lucas" <950456@xxxxxxxxxxxxxxxxxx>]

Using the following command:

LD_PRELOAD=./LIB_PATH/com/zorba-xquery/www/modules/libhttp-client_2.0.so
valgrind --leak-check=full bin/zorba -f -i -r --trailing-nl -q
../test/rbkt/Queries/zorba/http-client/put/put2_integer.xq

produce more useful output:


==32761== HEAP SUMMARY:
==32761==     in use at exit: 35,781 bytes in 2,408 blocks
==32761==   total heap usage: 86,079 allocs, 83,671 frees, 10,166,929 bytes allocated
==32761== 
==32761== 705 (180 direct, 525 indirect) bytes in 1 blocks are definitely lost in loss record 438 of 447
==32761==    at 0x402641D: operator new(unsigned int) (vg_replace_malloc.c:255)
==32761==    by 0x4048108: zorba::http_client::HttpRequestHandler::beginBody(zorba::String, zorba::String, zorba::ItemSequence*) (http_request_handler.cpp:170)
==32761==    by 0x403F2D6: zorba::http_client::RequestParser::handleBody(zorba::Item const&) (request_parser.cpp:213)
==32761==    by 0x403E1CD: zorba::http_client::RequestParser::parseItem(zorba::Item const&) (request_parser.cpp:74)
==32761==    by 0x403E88A: zorba::http_client::RequestParser::handleRequest(zorba::Item const&) (request_parser.cpp:130)
==32761==    by 0x403E0B8: zorba::http_client::RequestParser::parseItem(zorba::Item const&) (request_parser.cpp:66)
==32761==    by 0x403E009: zorba::http_client::RequestParser::parse(zorba::Item const&) (request_parser.cpp:53)
==32761==    by 0x404A904: zorba::http_client::general_evaluate(std::vector<zorba::ItemSequence*, std::allocator<zorba::ItemSequence*> > const&, zorba::StaticContext const*, zorba::DynamicContext const*, zorba::ItemFactory*) (http_client.cpp:191)
==32761==    by 0x404AD88: zorba::http_client::HttpSendFunction::evaluate(std::vector<zorba::ItemSequence*, std::allocator<zorba::ItemSequence*> > const&, zorba::StaticContext const*, zorba::DynamicContext const*) const (http_client.cpp:233)
==32761==    by 0x4D8D4FD: zorba::ExtFunctionCallIterator::nextImpl(zorba::store::ItemHandle<zorba::store::Item>&, zorba::PlanState&) const (fncall_iterator.cpp:788)
==32761==    by 0x4D952DE: zorba::Batcher<zorba::ExtFunctionCallIterator>::produceNext(zorba::store::ItemHandle<zorba::store::Item>&, zorba::PlanState&) const (plan_iterator.h:531)
==32761==    by 0x4D179E6: zorba::PlanIterator::consumeNext(zorba::store::ItemHandle<zorba::store::Item>&, zorba::PlanIterator const*, zorba::PlanState&) (plan_iterator.cpp:124)
==32761== 
==32761== LEAK SUMMARY:
==32761==    definitely lost: 180 bytes in 1 blocks
==32761==    indirectly lost: 525 bytes in 1 blocks
==32761==      possibly lost: 0 bytes in 0 blocks
==32761==    still reachable: 35,076 bytes in 2,406 blocks
==32761==         suppressed: 0 bytes in 0 blocks
==32761== Reachable blocks (those to which a pointer was found) are not shown.
==32761== To see them, rerun with: --leak-check=full --show-reachable=yes

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https://bugs.launchpad.net/bugs/950456

Title:
  Memory leak in http-client module

Status in Zorba - The XQuery Processor:
  In Progress

Bug description:
  The original output from valgrind:

  
  ==7222==    at 0x4C274A8: malloc (vg_replace_malloc.c:236)
  ==7222==    by 0xC136F21: ???
  ==7222==    by 0xC1964AE: ???
  ==7222==    by 0xC1878D4: ???
  ==7222==    by 0xC1881D1: ???
  ==7222==    by 0xC18BB9E: ???
  ==7222==    by 0xC189D62: ???
  ==7222==    by 0xB392D98: ???
  ==7222==    by 0xB39BCF8: ???
  ==7222==    by 0xB39BD37: ???
  ==7222==    by 0xB162548: ???
  ==7222==    by 0xB162C98: ???
  ==7222==    by 0x58B0700: zorba::ExtFunctionCallIterator::nextImpl(zorba::store::ItemHandle&lt;zorba::store::Item&gt;&amp;, zorba::PlanState&amp;) const (fncall_iterator.cpp:787)
  ==7222==    by 0x5846103: zorba::PlanIterator::consumeNext(zorba::store::ItemHandle&lt;zorba::store::Item&gt;&amp;, zorba::PlanIterator const*, zorba::PlanState&amp;) (plan_iterator.cpp:124)
  ==7222==    by 0x58DD68E: zorba::TreatIterator::nextImpl(zorba::store::ItemHandle&lt;zorba::store::Item&gt;&amp;, zorba::PlanState&amp;) const (sequencetypes.cpp:513)
  ==7222==    by 0x5846103: zorba::PlanIterator::consumeNext(zorba::store::ItemHandle&lt;zorba::store::Item&gt;&amp;, zorba::PlanIterator const*, zorba::PlanState&amp;) (plan_iterator.cpp:124)
  ==7222==    by 0x5F98818: zorba::simplestore::SimpleTempSeq::init(zorba::rchandle&lt;zorba::store::Iterator&gt; const&amp;) (simple_temp_seq.cpp:81)
  ==7222==    by 0x5F6C555: zorba::simplestore::SimpleStore::createTempSeq(zorba::rchandle&lt;zorba::store::Iterator&gt; const&amp;, bool) (simple_temp_seq.h:59)
  ==7222==    by 0x5375BB9: zorba::dynamic_context::set_variable(unsigned long, zorba::store::ItemHandle&lt;zorba::store::Item&gt; const&amp;, zorba::QueryLoc const&amp;, zorba::rchandle&lt;zorba::store::Iterator&gt;&amp;) (dynamic_context.cpp:316)
  ==7222==    by 0x58FA66F: zorba::CtxVarDeclareIterator::nextImpl(zorba::store::ItemHandle&lt;zo

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