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authorGregory P. Smith <greg@krypto.org>2012-03-15 01:10:37 (GMT)
committerGregory P. Smith <greg@krypto.org>2012-03-15 01:10:37 (GMT)
commit2522771e4707cea379510d3196d877c92408f6d3 (patch)
tree342e2d40ef045d0af1f1b3baa76301ec3bd20eaf
parent4552b2eccce8333521895d5212e324feb1dcc776 (diff)
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Fixes Issue 14234: fix for the previous commit, keep compilation when
using --with-system-expat working when the system expat does not have salted hash support.
-rw-r--r--Modules/expat/expat.h2
-rw-r--r--Modules/pyexpat.c5
2 files changed, 7 insertions, 0 deletions
diff --git a/Modules/expat/expat.h b/Modules/expat/expat.h
index cffdb8f..89646d2 100644
--- a/Modules/expat/expat.h
+++ b/Modules/expat/expat.h
@@ -892,6 +892,8 @@ XMLPARSEAPI(int)
XML_SetHashSalt(XML_Parser parser,
unsigned long hash_salt);
+#define XML_HAS_SET_HASH_SALT /* Python Only: Defined for pyexpat.c. */
+
/* If XML_Parse or XML_ParseBuffer have returned XML_STATUS_ERROR, then
XML_GetErrorCode returns information about the error.
*/
diff --git a/Modules/pyexpat.c b/Modules/pyexpat.c
index c1142de..bf81e2a 100644
--- a/Modules/pyexpat.c
+++ b/Modules/pyexpat.c
@@ -1150,8 +1150,13 @@ newxmlparseobject(char *encoding, char *namespace_separator, PyObject *intern)
else {
self->itself = XML_ParserCreate(encoding);
}
+#if ((XML_MAJOR_VERSION >= 2) && (XML_MINOR_VERSION >= 1)) || defined(XML_HAS_SET_HASH_SALT)
+ /* This feature was added upstream in libexpat 2.1.0. Our expat copy
+ * has a backport of this feature where we also define XML_HAS_SET_HASH_SALT
+ * to indicate that we can still use it. */
XML_SetHashSalt(self->itself,
(unsigned long)_Py_HashSecret.prefix);
+#endif
self->intern = intern;
Py_XINCREF(self->intern);
PyObject_GC_Track(self);