1 files changed, 49 insertions, 0 deletions
diff --git a/src/include/tsearch/dicts/regis.h b/src/include/tsearch/dicts/regis.h
new file mode 100644
index 0000000..014a409
--- /dev/null
+++ b/src/include/tsearch/dicts/regis.h
@@ -0,0 +1,49 @@
+/*-------------------------------------------------------------------------
+ *
+ * regis.h
+ *
+ * Declarations for fast regex subset, used by ISpell
+ *
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ *
+ * src/include/tsearch/dicts/regis.h
+ *
+ *-------------------------------------------------------------------------
+ */
+
+#ifndef __REGIS_H__
+#define __REGIS_H__
+
+typedef struct RegisNode
+{
+	uint32
+				type:2,
+				len:16,
+				unused:14;
+	struct RegisNode *next;
+	unsigned char data[FLEXIBLE_ARRAY_MEMBER];
+} RegisNode;
+
+#define  RNHDRSZ	(offsetof(RegisNode,data))
+
+#define RSF_ONEOF	1
+#define RSF_NONEOF	2
+
+typedef struct Regis
+{
+	RegisNode  *node;
+	uint32
+				issuffix:1,
+				nchar:16,
+				unused:15;
+} Regis;
+
+bool		RS_isRegis(const char *str);
+
+void		RS_compile(Regis *r, bool issuffix, const char *str);
+void		RS_free(Regis *r);
+
+/*returns true if matches */
+bool		RS_execute(Regis *r, char *str);
+
+#endif