Fix crc on 9.5.

akorotkov · akorotkov · commit c97d8d42f8e7 · 2015-06-16T01:01:27.000+03:00
diff --git a/jsquery_op.c b/jsquery_op.c
@@ -16,14 +16,15 @@
 
 #include "miscadmin.h"
 #include "utils/builtins.h"
-#if PG_VERSION_NUM >= 90500
-#include "common/pg_crc.h"
-#define COMP_CRC32	COMP_CRC32C
-#define	INIT_CRC32	INIT_CRC32C
-#define	FIN_CRC32	FIN_CRC32C
-#define	INIT_CRC32	INIT_CRC32C
-#else
 #include "utils/pg_crc.h"
+#if PG_VERSION_NUM >= 90500
+/*
+ * We have to keep same checksum algorithm as in pre-9.5 in order to be
+ * pg_upgradeable.
+ */
+#define	INIT_CRC32	INIT_LEGACY_CRC32
+#define	FIN_CRC32	FIN_LEGACY_CRC32
+#define	COMP_CRC32	COMP_LEGACY_CRC32
 #endif
 
 #include "jsquery.h"
