Function xmlSchematronAddPattern

ThirdParty/libxml2/vtklibxml2/schematron.c:559–586

* xmlSchematronAddPattern: * @ctxt: the schema parsing context * @schema: a schema structure * @node: the node hosting the pattern * @id: the id or name of the pattern * * Add a pattern to a schematron * * Returns the new pointer or NULL in case of error */

 * Returns the new pointer or NULL in case of error
 */
static xmlSchematronPatternPtr
xmlSchematronAddPattern(xmlSchematronParserCtxtPtr ctxt,
                     xmlSchematronPtr schema, xmlNodePtr node, xmlChar *name)
{
    xmlSchematronPatternPtr ret;

    if ((ctxt == NULL) || (schema == NULL) || (node == NULL) || (name == NULL))
        return(NULL);

    ret = (xmlSchematronPatternPtr) xmlMalloc(sizeof(xmlSchematronPattern));
    if (ret == NULL) {
        xmlSchematronPErrMemory(ctxt);
        return (NULL);
    }
    memset(ret, 0, sizeof(xmlSchematronPattern));
    ret->name = name;
    ret->next = NULL;
    if (schema->patterns == NULL) {
        schema->patterns = ret;
    } else {
        xmlSchematronPatternPtr prev = schema->patterns;

        while (prev->next != NULL)
             prev = prev->next;
        prev->next = ret;
    }
    return (ret);
}

/**
 * xmlSchematronFreePatterns: