1 files changed, 39 insertions, 0 deletions
diff --git a/src/include/common/keywords.h b/src/include/common/keywords.h
new file mode 100644
index 00000000000..577100d1b95
--- /dev/null
+++ b/src/include/common/keywords.h
@@ -0,0 +1,39 @@
+/*-------------------------------------------------------------------------
+ *
+ * keywords.h
+ *	  lexical token lookup for key words in PostgreSQL
+ *
+ *
+ * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/common/keywords.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef KEYWORDS_H
+#define KEYWORDS_H
+
+/* Keyword categories --- should match lists in gram.y */
+#define UNRESERVED_KEYWORD		0
+#define COL_NAME_KEYWORD		1
+#define TYPE_FUNC_NAME_KEYWORD	2
+#define RESERVED_KEYWORD		3
+
+
+typedef struct ScanKeyword
+{
+	const char *name;			/* in lower case */
+	int16		value;			/* grammar's token code */
+	int16		category;		/* see codes above */
+} ScanKeyword;
+
+extern PGDLLIMPORT const ScanKeyword ScanKeywords[];
+extern PGDLLIMPORT const int NumScanKeywords;
+
+
+extern const ScanKeyword *ScanKeywordLookup(const char *text,
+				  const ScanKeyword *keywords,
+				  int num_keywords);
+
+#endif   /* KEYWORDS_H */