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-rw-r--r--include/my_base.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/my_base.h b/include/my_base.h
index 429c7132444..5b16e79798d 100644
--- a/include/my_base.h
+++ b/include/my_base.h
@@ -262,4 +262,11 @@ typedef ulong ha_rows;
#define HA_POS_ERROR (~ (ha_rows) 0)
#define HA_OFFSET_ERROR (~ (my_off_t) 0)
+
+#if SYSTEM_SIZEOF_OFF_T == 4
+#define MAX_FILE_SIZE INT_MAX32
+#else
+#define MAX_FILE_SIZE LONGLONG_MAX
+#endif
+
#endif /* _my_base_h */