Function xmlCharStrdup

ThirdParty/libxml2/vtklibxml2/xmlstring.c:123–130

 */

xmlChar *
xmlCharStrdup(const char *cur) {
    const char *p = cur;

    if (cur == NULL) return(NULL);
    while (*p != '\0') p++; /* non input consuming */
    return(xmlCharStrndup(cur, p - cur));
}

/**
 * xmlStrcmp: