1 files changed, 77 insertions, 0 deletions
diff --git a/sys/ddb/db_lex.h b/sys/ddb/db_lex.h
new file mode 100644
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--- /dev/null
+++ b/sys/ddb/db_lex.h
@@ -0,0 +1,77 @@
+/* 
+ * Mach Operating System
+ * Copyright (c) 1991,1990 Carnegie Mellon University
+ * All Rights Reserved.
+ * 
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ * 
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS 
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ * 
+ * Carnegie Mellon requests users of this software to return to
+ * 
+ *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ * 
+ * any improvements or extensions that they make and grant Carnegie the
+ * rights to redistribute these changes.
+ *
+ *	$Id: db_lex.h,v 1.2 1993/10/16 16:47:19 rgrimes Exp $
+ */
+
+#ifndef _DDB_DB_LEX_H_
+#define _DDB_DB_LEX_H_ 1
+
+/*
+ *	Author: David B. Golub, Carnegie Mellon University
+ *	Date:	7/90
+ */
+/*
+ * Lexical analyzer.
+ */
+extern int	db_read_line();
+extern void	db_flush_line();
+extern int	db_read_char();
+extern void	db_unread_char(/* char c */);
+extern int	db_read_token();
+extern void	db_unread_token(/* int t */);
+extern void	db_flush_lex();
+
+extern int	db_tok_number;
+#define	TOK_STRING_SIZE		120 
+extern char	db_tok_string[TOK_STRING_SIZE];
+extern int	db_radix;
+
+#define	tEOF		(-1)
+#define	tEOL		1
+#define	tNUMBER		2
+#define	tIDENT		3
+#define	tPLUS		4
+#define	tMINUS		5
+#define	tDOT		6
+#define	tSTAR		7
+#define	tSLASH		8
+#define	tEQ		9
+#define	tLPAREN		10
+#define	tRPAREN		11
+#define	tPCT		12
+#define	tHASH		13
+#define	tCOMMA		14
+#define	tDITTO		15
+#define	tDOLLAR		16
+#define	tEXCL		17
+#define	tSHIFT_L	18
+#define	tSHIFT_R	19
+#define	tDOTDOT		20
+
+
+
+
+#endif /* _DDB_DB_LEX_H_ */