Commit a7e79f28 authored by Mark Adler's avatar Mark Adler Committed by Daniel Veillard

libxml violates the zlib interface and crashes

* xmlIO.c: remove an abuse of zlib API and use a clean interface
  available in zlib >= 1.2.3
parent 73046833
......@@ -2518,6 +2518,9 @@ __xmlParserInputBufferCreateFilename(const char *URI, xmlCharEncoding enc) {
#ifdef HAVE_ZLIB_H
if ((xmlInputCallbackTable[i].opencallback == xmlGzfileOpen) &&
(strcmp(URI, "-") != 0)) {
#if defined(ZLIB_VERNUM) && ZLIB_VERNUM >= 0x1230
ret->compressed = !gzdirect(context);
#else
if (((z_stream *)context)->avail_in > 4) {
char *cptr, buff4[4];
cptr = (char *) ((z_stream *)context)->next_in;
......@@ -2529,6 +2532,7 @@ __xmlParserInputBufferCreateFilename(const char *URI, xmlCharEncoding enc) {
gzrewind(context);
}
}
#endif
}
#endif
}
......
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