--- misc/libxml2-2.7.6/uri.c 2009-10-02 17:28:55.000000000 +0200 +++ misc/build/libxml2-2.7.6/uri.c 2011-02-24 13:47:19.349299000 +0100 @@ -2479,7 +2479,16 @@ if (path == NULL) return(NULL); - /* sanitize filename starting with // so it can be used as URI */ +#if defined(_WIN32) + //We must not change the backslashes to slashes if the the path starts with + // \\?\ + //Those paths can be up to 32k characters long. + len = xmlStrlen(path); + if ((len > 3) && (path[0] == '\\') && (path[1] == '\\') && (path[2] == '?') && (path[3] == '\\') ) + return xmlStrdup((const xmlChar *) path); +#endif + + /* sanitize filename starting with // so it can be used as URI */ if ((path[0] == '/') && (path[1] == '/') && (path[2] != '/')) path++; --- misc/libxml2-2.7.6/xmlIO.c 2009-09-24 17:32:00.000000000 +0200 +++ misc/build/libxml2-2.7.6/xmlIO.c 2011-02-24 13:47:26.163762000 +0100 @@ -772,6 +772,11 @@ #ifdef HAVE_STAT #if defined(_WIN32) || defined (__DJGPP__) && !defined (__CYGWIN__) + //On Windows stat and wstat do not work with long pathname, + //which start with '\\?\' + if ((xmlStrlen(path) > 3) && (path[0] == '\\') && (path[1] == '\\') && (path[2] == '?') && (path[3] == '\\') ) + return 1; + if (xmlWrapStat(path, &stat_buffer) == -1) return 0; #else