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Diffstat (limited to 'contrib/btree_gist/btree_utils_num.h')
-rw-r--r--contrib/btree_gist/btree_utils_num.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/contrib/btree_gist/btree_utils_num.h b/contrib/btree_gist/btree_utils_num.h
index 0f59342d965..b2eb5dc869a 100644
--- a/contrib/btree_gist/btree_utils_num.h
+++ b/contrib/btree_gist/btree_utils_num.h
@@ -1,3 +1,6 @@
+#ifndef __BTREE_UTILS_NUM_H__
+#define __BTREE_UTILS_NUM_H__
+
#include "btree_gist.h"
typedef char GBT_NUMKEY;
@@ -101,3 +104,5 @@ extern bool gbt_num_same(const GBT_NUMKEY * a, const GBT_NUMKEY * b,
extern void gbt_num_bin_union(Datum *u, GBT_NUMKEY * e,
const gbtree_ninfo * tinfo);
+
+#endif