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#ifndef HAS_ETREE_DEFS_H
#define HAS_ETREE_DEFS_H
/* quick check for Python/libxml2/libxslt devel setup */
#include "Python.h"
#ifndef PY_VERSION_HEX
# error the development package of Python (header files etc.) is not installed correctly
#endif
#include "libxml/xmlversion.h"
#ifndef LIBXML_VERSION
# error the development package of libxml2 (header files etc.) is not installed correctly
#endif
#include "libxslt/xsltconfig.h"
#ifndef LIBXSLT_VERSION
# error the development package of libxslt (header files etc.) is not installed correctly
#endif
/* v_arg functions */
#define va_int(ap) va_arg(ap, int)
#define va_charptr(ap) va_arg(ap, char *)
#ifdef PYPY_VERSION
# define IS_PYPY 1
#else
# define IS_PYPY 0
#endif
#if PY_VERSION_HEX >= 0x03000000
# define IS_PYTHON3 1
#else
# define IS_PYTHON3 0
#endif
#if IS_PYTHON3
#undef LXML_UNICODE_STRINGS
#define LXML_UNICODE_STRINGS 1
#else
#ifndef LXML_UNICODE_STRINGS
#define LXML_UNICODE_STRINGS 0
#endif
#endif
#if !IS_PYPY
# define PyWeakref_LockObject(obj) (NULL)
#endif
/* Threading can crash under Python <= 2.4.1 and is not currently supported by PyPy */
#if PY_VERSION_HEX < 0x02040200 || IS_PYPY
# ifndef WITHOUT_THREADING
# define WITHOUT_THREADING
# endif
#endif
/* Python 3 doesn't have PyFile_*() anymore */
#if PY_VERSION_HEX >= 0x03000000
# define PyFile_AsFile(o) (NULL)
#else
#if IS_PYPY
# undef PyFile_AsFile
# define PyFile_AsFile(o) (NULL)
# undef PyUnicode_FromFormat
# define PyUnicode_FromFormat(s, a, b) (NULL)
#else
#if PY_VERSION_HEX < 0x02060000
/* Cython defines these already, but we may not be compiling in Cython code */
#ifndef PyBytes_CheckExact
# define PyBytes_CheckExact(o) PyString_CheckExact(o)
# define PyBytes_Check(o) PyString_Check(o)
# define PyBytes_FromStringAndSize(s, len) PyString_FromStringAndSize(s, len)
# define PyBytes_FromFormat PyString_FromFormat
# define PyBytes_GET_SIZE(s) PyString_GET_SIZE(s)
# define PyBytes_AS_STRING(s) PyString_AS_STRING(s)
#endif
/* we currently only use three parameters - MSVC can't compile (s, ...) */
# define PyUnicode_FromFormat(s, a, b) (NULL)
#endif
#endif
#endif
/* PySlice_GetIndicesEx() has wrong signature in Py<=3.1 */
#if PY_VERSION_HEX >= 0x03020000
# define _lx_PySlice_GetIndicesEx(o, l, b, e, s, sl) PySlice_GetIndicesEx(o, l, b, e, s, sl)
#else
# define _lx_PySlice_GetIndicesEx(o, l, b, e, s, sl) PySlice_GetIndicesEx(((PySliceObject*)o), l, b, e, s, sl)
#endif
#ifdef WITHOUT_THREADING
# define PyEval_SaveThread() (NULL)
# define PyEval_RestoreThread(state)
# define PyGILState_Ensure() (PyGILState_UNLOCKED)
# define PyGILState_Release(state)
# undef Py_UNBLOCK_THREADS
# define Py_UNBLOCK_THREADS
# undef Py_BLOCK_THREADS
# define Py_BLOCK_THREADS
#endif
#ifdef WITHOUT_THREADING
# define ENABLE_THREADING 0
#else
# define ENABLE_THREADING 1
#endif
/* libxml2 version specific setup */
#if LIBXML_VERSION < 20621
/* (X|HT)ML_PARSE_COMPACT were added in libxml2 2.6.21 */
# define XML_PARSE_COMPACT 1 << 16
# define HTML_PARSE_COMPACT XML_PARSE_COMPACT
/* HTML_PARSE_RECOVER was added in libxml2 2.6.21 */
# define HTML_PARSE_RECOVER XML_PARSE_RECOVER
#endif
#if LIBXML_VERSION < 20700
/* These were added in libxml2 2.7.0 */
# define XML_PARSE_OLD10 1 << 17
# define XML_PARSE_NOBASEFIX 1 << 18
# define XML_PARSE_HUGE 1 << 19
# define xmlMemDisplayLast(f,d)
#endif
#if LIBXML_VERSION < 20704
/* FIXME: hack to make new error reporting compile in old libxml2 versions */
# define xmlStructuredErrorContext NULL
#endif
/* added to xmlsave API in libxml2 2.6.23 */
#if LIBXML_VERSION < 20623
# define xmlSaveToBuffer(buffer, encoding, options)
#endif
/* added to xmlsave API in libxml2 2.6.22 */
#if LIBXML_VERSION < 20622
# define XML_SAVE_NO_EMPTY 1<<2 /* no empty tags */
# define XML_SAVE_NO_XHTML 1<<3 /* disable XHTML1 specific rules */
#endif
/* added to xmlsave API in libxml2 2.6.21 */
#if LIBXML_VERSION < 20621
# define XML_SAVE_NO_DECL 1<<1 /* drop the xml declaration */
#endif
/* schematron was added in libxml2 2.6.21 */
#ifdef LIBXML_SCHEMATRON_ENABLED
# define ENABLE_SCHEMATRON 1
# if LIBXML_VERSION < 20632
/* schematron error reporting was added in libxml2 2.6.32 */
# define xmlSchematronSetValidStructuredErrors(ctxt, errorfunc, data)
# define XML_SCHEMATRON_OUT_ERROR 0
# endif
#else
# define ENABLE_SCHEMATRON 0
# define XML_SCHEMATRON_OUT_QUIET 0
# define XML_SCHEMATRON_OUT_XML 0
# define XML_SCHEMATRON_OUT_ERROR 0
typedef void xmlSchematron;
typedef void xmlSchematronParserCtxt;
typedef void xmlSchematronValidCtxt;
# define xmlSchematronNewDocParserCtxt(doc) NULL
# define xmlSchematronNewParserCtxt(file) NULL
# define xmlSchematronParse(ctxt) NULL
# define xmlSchematronFreeParserCtxt(ctxt)
# define xmlSchematronFree(schema)
# define xmlSchematronNewValidCtxt(schema, options) NULL
# define xmlSchematronValidateDoc(ctxt, doc) 0
# define xmlSchematronFreeValidCtxt(ctxt)
# define xmlSchematronSetValidStructuredErrors(ctxt, errorfunc, data)
#endif
#include "libxml/tree.h"
#ifndef LIBXML2_NEW_BUFFER
typedef xmlBuffer xmlBuf;
# define xmlBufContent(buf) xmlBufferContent(buf)
# define xmlBufUse(buf) xmlBufferLength(buf)
#endif
/* libexslt 1.1.25+ support EXSLT functions in XPath */
#if LIBXSLT_VERSION < 10125
#define exsltDateXpathCtxtRegister(ctxt, prefix)
#define exsltSetsXpathCtxtRegister(ctxt, prefix)
#define exsltMathXpathCtxtRegister(ctxt, prefix)
#define exsltStrXpathCtxtRegister(ctxt, prefix)
#endif
/* work around MSDEV 6.0 */
#if (_MSC_VER == 1200) && (WINVER < 0x0500)
long _ftol( double ); //defined by VC6 C libs
long _ftol2( double dblSource ) { return _ftol( dblSource ); }
#endif
#ifdef __GNUC__
/* Test for GCC > 2.95 */
#if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95))
#define unlikely_condition(x) __builtin_expect((x), 0)
#else /* __GNUC__ > 2 ... */
#define unlikely_condition(x) (x)
#endif /* __GNUC__ > 2 ... */
#else /* __GNUC__ */
#define unlikely_condition(x) (x)
#endif /* __GNUC__ */
#ifndef Py_TYPE
#define Py_TYPE(ob) (((PyObject*)(ob))->ob_type)
#endif
#define PY_NEW(T) \
(((PyTypeObject*)(T))->tp_new( \
(PyTypeObject*)(T), __pyx_empty_tuple, NULL))
#define _fqtypename(o) ((Py_TYPE(o))->tp_name)
#if PY_MAJOR_VERSION < 3
#define _isString(obj) (PyString_CheckExact(obj) || \
PyUnicode_CheckExact(obj) || \
PyObject_TypeCheck(obj, &PyBaseString_Type))
#else
#define _isString(obj) (PyUnicode_Check(obj) || PyBytes_Check(obj))
#endif
#define _isElement(c_node) \
(((c_node)->type == XML_ELEMENT_NODE) || \
((c_node)->type == XML_COMMENT_NODE) || \
((c_node)->type == XML_ENTITY_REF_NODE) || \
((c_node)->type == XML_PI_NODE))
#define _isElementOrXInclude(c_node) \
(_isElement(c_node) || \
((c_node)->type == XML_XINCLUDE_START) || \
((c_node)->type == XML_XINCLUDE_END))
#define _getNs(c_node) \
(((c_node)->ns == 0) ? 0 : ((c_node)->ns->href))
/* Macro pair implementation of a depth first tree walker
*
* Calls the code block between the BEGIN and END macros for all elements
* below c_tree_top (exclusively), starting at c_node (inclusively iff
* 'inclusive' is 1). The _ELEMENT_ variants will only stop on nodes
* that match _isElement(), the normal variant will stop on every node
* except text nodes.
*
* To traverse the node and all of its children and siblings in Pyrex, call
* cdef xmlNode* some_node
* BEGIN_FOR_EACH_ELEMENT_FROM(some_node.parent, some_node, 1)
* # do something with some_node
* END_FOR_EACH_ELEMENT_FROM(some_node)
*
* To traverse only the children and siblings of a node, call
* cdef xmlNode* some_node
* BEGIN_FOR_EACH_ELEMENT_FROM(some_node.parent, some_node, 0)
* # do something with some_node
* END_FOR_EACH_ELEMENT_FROM(some_node)
*
* To traverse only the children, do:
* cdef xmlNode* some_node
* some_node = parent_node.children
* BEGIN_FOR_EACH_ELEMENT_FROM(parent_node, some_node, 1)
* # do something with some_node
* END_FOR_EACH_ELEMENT_FROM(some_node)
*
* NOTE: 'some_node' MUST be a plain 'xmlNode*' !
*
* NOTE: parent modification during the walk can divert the iterator, but
* should not segfault !
*/
#define _LX__ELEMENT_MATCH(c_node, only_elements) \
((only_elements) ? (_isElement(c_node)) : 1)
#define _LX__ADVANCE_TO_NEXT(c_node, only_elements) \
while ((c_node != 0) && (!_LX__ELEMENT_MATCH(c_node, only_elements))) \
c_node = c_node->next;
#define _LX__TRAVERSE_TO_NEXT(c_stop_node, c_node, only_elements) \
{ \
/* walk through children first */ \
xmlNode* _lx__next = c_node->children; \
if (_lx__next != 0) { \
if (c_node->type == XML_ENTITY_REF_NODE || c_node->type == XML_DTD_NODE) { \
_lx__next = 0; \
} else { \
_LX__ADVANCE_TO_NEXT(_lx__next, only_elements) \
} \
} \
if ((_lx__next == 0) && (c_node != c_stop_node)) { \
/* try siblings */ \
_lx__next = c_node->next; \
_LX__ADVANCE_TO_NEXT(_lx__next, only_elements) \
/* back off through parents */ \
while (_lx__next == 0) { \
c_node = c_node->parent; \
if (c_node == 0) \
break; \
if (c_node == c_stop_node) \
break; \
if ((only_elements) && !_isElement(c_node)) \
break; \
/* we already traversed the parents -> siblings */ \
_lx__next = c_node->next; \
_LX__ADVANCE_TO_NEXT(_lx__next, only_elements) \
} \
} \
c_node = _lx__next; \
}
#define _LX__BEGIN_FOR_EACH_FROM(c_tree_top, c_node, inclusive, only_elements) \
{ \
if (c_node != 0) { \
const xmlNode* _lx__tree_top = (c_tree_top); \
const int _lx__only_elements = (only_elements); \
/* make sure we start at an element */ \
if (!_LX__ELEMENT_MATCH(c_node, _lx__only_elements)) { \
/* we skip the node, so 'inclusive' is irrelevant */ \
if (c_node == _lx__tree_top) \
c_node = 0; /* nothing to traverse */ \
else { \
c_node = c_node->next; \
_LX__ADVANCE_TO_NEXT(c_node, _lx__only_elements) \
} \
} else if (! (inclusive)) { \
/* skip the first node */ \
_LX__TRAVERSE_TO_NEXT(_lx__tree_top, c_node, _lx__only_elements) \
} \
\
/* now run the user code on the elements we find */ \
while (c_node != 0) { \
/* here goes the code to be run for each element */
#define _LX__END_FOR_EACH_FROM(c_node) \
_LX__TRAVERSE_TO_NEXT(_lx__tree_top, c_node, _lx__only_elements) \
} \
} \
}
#define BEGIN_FOR_EACH_ELEMENT_FROM(c_tree_top, c_node, inclusive) \
_LX__BEGIN_FOR_EACH_FROM(c_tree_top, c_node, inclusive, 1)
#define END_FOR_EACH_ELEMENT_FROM(c_node) \
_LX__END_FOR_EACH_FROM(c_node)
#define BEGIN_FOR_EACH_FROM(c_tree_top, c_node, inclusive) \
_LX__BEGIN_FOR_EACH_FROM(c_tree_top, c_node, inclusive, 0)
#define END_FOR_EACH_FROM(c_node) \
_LX__END_FOR_EACH_FROM(c_node)
#endif /* HAS_ETREE_DEFS_H */
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