kvarec commented on pull request #39:
URL: https://github.com/apache/xalan-c/pull/39#issuecomment-978109633
Example1.cpp
```c++
#include <xalanc/Include/PlatformDefinitions.hpp>
#include <xercesc/util/PlatformUtils.hpp>
#include <xercesc/dom/DOM.hpp>
#include <xercesc/dom/impl/DOMDocumentImpl.hpp>
#include <xalanc/XPath/XPathEvaluator.hpp>
#include <xalanc/XalanSourceTree/XalanSourceTreeDOMSupport.hpp>
#include <xalanc/XalanSourceTree/XalanSourceTreeInit.hpp>
#include <xalanc/XalanSourceTree/XalanSourceTreeParserLiaison.hpp>
#include <xalanc/XercesParserLiaison/XercesDocumentWrapper.hpp>
int main()
{
using xercesc::XMLPlatformUtils;
using xalanc::XPathEvaluator;
XMLPlatformUtils::Initialize();
XPathEvaluator::initialize();
{
using xalanc::XalanDOMString;
using xalanc::XalanSourceTreeInit;
using xalanc::XalanSourceTreeDOMSupport;
using xalanc::XalanSourceTreeParserLiaison;
using xalanc::XalanElement;
using xalanc::XPath;
using xalanc::XalanNode;
XalanSourceTreeInit theSourceTreeInit;
XalanSourceTreeDOMSupport theDOMSupport;
XalanSourceTreeParserLiaison theLiaison(theDOMSupport);
theDOMSupport.setParserLiaison(&theLiaison);
XalanElement* theContextNode = 0;
{
using namespace xercesc;
using xalanc::XercesDocumentWrapper;
DOMImplementation* theDOMImpl =
DOMImplementation::getImplementation();
DOMDocument* theDocument = theDOMImpl->createDocument();
DOMNode *theNode =
theDocument->createElement(XalanDOMString("NODE").c_str());
MemoryManager* theManager = GET_DIRECT_MM(theDocument);
auto theWrapper = XercesDocumentWrapper::create(*theManager,
theDocument, false, false, false);
theContextNode =
static_cast<XalanElement*>(theWrapper->mapNode(theNode));
}
XPathEvaluator().selectSingleNode(
theDOMSupport,
theContextNode,
XalanDOMString("//NODE").c_str());
}
XPathEvaluator::terminate();
XMLPlatformUtils::Terminate();
return 0;
}
```
CMakeLists.txt
```cmake
cmake_minimum_required(VERSION 3.2)
project(example1 CXX)
find_package(XercesC REQUIRED)
find_package(XalanC REQUIRED)
include_directories(
${XercesC_INCLUDE_DIRS}
${XalanC_INCLUDE_DIRS}
)
add_executable(${PROJECT_NAME}
Example1.cpp
)
target_link_libraries(${PROJECT_NAME}
${XercesC_LIBRARIES}
${XalanC_LIBRARIES}
)
```
Move CmakeLists.txt and Example1.cpp to somw dir (for example named "src")
and execute:
`cmake src && make && ./example1`
From gdb:
```
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff79d6cb6 in
xalanc_1_11::XPath::findRoot(xalanc_1_11::XPathExecutionContext&,
xalanc_1_11::XalanNode*, int const*, int, xalanc_1_11::MutableNodeRefList&)
const () from /lib/x86_64-linux-gnu/libxalan-c.so.111
(gdb) bt
#0 0x00007ffff79d6cb6 in
xalanc_1_11::XPath::findRoot(xalanc_1_11::XPathExecutionContext&,
xalanc_1_11::XalanNode*, int const*, int, xalanc_1_11::MutableNodeRefList&)
const () from /lib/x86_64-linux-gnu/libxalan-c.so.111
#1 0x00007ffff79dea5a in
xalanc_1_11::XPath::step(xalanc_1_11::XPathExecutionContext&,
xalanc_1_11::XalanNode*, int const*, xalanc_1_11::MutableNodeRefList&) const ()
from /lib/x86_64-linux-gnu/libxalan-c.so.111
#2 0x00007ffff79dfd5a in
xalanc_1_11::XPath::locationPath(xalanc_1_11::XalanNode*, int const*,
xalanc_1_11::XPathExecutionContext&) const () from
/lib/x86_64-linux-gnu/libxalan-c.so.111
#3 0x00007ffff79dbaf4 in
xalanc_1_11::XPath::executeMore(xalanc_1_11::XalanNode*, int const*,
xalanc_1_11::XPathExecutionContext&) const () from
/lib/x86_64-linux-gnu/libxalan-c.so.111
#4 0x00007ffff79dc2b7 in
xalanc_1_11::XPath::execute(xalanc_1_11::XalanNode*,
xalanc_1_11::PrefixResolver const&, xalanc_1_11::XPathExecutionContext&) const
() from /lib/x86_64-linux-gnu/libxalan-c.so.111
#5 0x00007ffff79d531e in
xalanc_1_11::XPathEvaluator::evaluate(xalanc_1_11::DOMSupport&,
xalanc_1_11::XalanNode*, xalanc_1_11::XPath const&, xalanc_1_11::PrefixResolver
const&, xalanc_1_11::XPathEnvSupport&) ()
from /lib/x86_64-linux-gnu/libxalan-c.so.111
#6 0x00007ffff79d5ca1 in
xalanc_1_11::XPathEvaluator::evaluate(xalanc_1_11::DOMSupport&,
xalanc_1_11::XalanNode*, char16_t const*, xalanc_1_11::PrefixResolver const&,
xalanc_1_11::XPathEnvSupport&) ()
from /lib/x86_64-linux-gnu/libxalan-c.so.111
#7 0x00007ffff79d5deb in
xalanc_1_11::XPathEvaluator::evaluate(xalanc_1_11::DOMSupport&,
xalanc_1_11::XalanNode*, char16_t const*, xalanc_1_11::XalanElement const*) ()
from /lib/x86_64-linux-gnu/libxalan-c.so.111
#8 0x00007ffff79d5ea7 in
xalanc_1_11::XPathEvaluator::selectSingleNode(xalanc_1_11::DOMSupport&,
xalanc_1_11::XalanNode*, char16_t const*, xalanc_1_11::XalanElement const*) ()
from /lib/x86_64-linux-gnu/libxalan-c.so.111
#9 0x0000555555557640 in main () at
/home/user/dev/xalan-c_example1/src/Example1.cpp:50
```
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