Function xmlInitParser

ThirdParty/libxml2/vtklibxml2/threads.c:568–602

* xmlInitParser: * * Initialization function for the XML parser. * * Call once from the main thread before using the library in * multithreaded programs. */

 * multithreaded programs.
 */
void
xmlInitParser(void) {
    /*
     * Note that the initialization code must not make memory allocations.
     */
    if (xmlParserInitialized != 0)
        return;

    xmlGlobalInitMutexLock();

    if (xmlParserInnerInitialized == 0) {
#if defined(_WIN32) && \
    !defined(LIBXML_THREAD_ALLOC_ENABLED) && \
    (!defined(LIBXML_STATIC) || defined(LIBXML_STATIC_FOR_DLL))
        if (xmlFree == free)
            atexit(xmlCleanupParser);
#endif

        xmlInitRandom(); /* Required by xmlInitGlobalsInternal */
        xmlInitMemoryInternal();
        xmlInitGlobalsInternal();
        xmlInitDictInternal();
        xmlInitEncodingInternal();
#if defined(LIBXML_XPATH_ENABLED) || defined(LIBXML_SCHEMAS_ENABLED)
        xmlInitXPathInternal();
#endif
        xmlInitIOCallbacks();

        xmlParserInnerInitialized = 1;
    }

    xmlGlobalInitMutexUnlock();

    xmlParserInitialized = 1;
}

/**
 * xmlCleanupParser: