1 /*- 2 * SPDX-License-Identifier: MIT-CMU 3 * 4 * Mach Operating System 5 * Copyright (c) 1991,1990 Carnegie Mellon University 6 * All Rights Reserved. 7 * 8 * Permission to use, copy, modify and distribute this software and its 9 * documentation is hereby granted, provided that both the copyright 10 * notice and this permission notice appear in all copies of the 11 * software, derivative works or modified versions, and any portions 12 * thereof, and that both notices appear in supporting documentation. 13 * 14 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS 15 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 16 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 17 * 18 * Carnegie Mellon requests users of this software to return to 19 * 20 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 21 * School of Computer Science 22 * Carnegie Mellon University 23 * Pittsburgh PA 15213-3890 24 * 25 * any improvements or extensions that they make and grant Carnegie the 26 * rights to redistribute these changes. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _DDB_DB_LEX_H_ 32 #define _DDB_DB_LEX_H_ 33 34 /* 35 * Author: David B. Golub, Carnegie Mellon University 36 * Date: 7/90 37 */ 38 /* 39 * Lexical analyzer. 40 */ 41 void db_flush_lex(void); 42 char *db_get_line(void); 43 void db_inject_line(const char *command); 44 int db_read_line(void); 45 int db_read_token(void); 46 void db_unread_token(int t); 47 48 extern db_expr_t db_tok_number; 49 #define TOK_STRING_SIZE 120 50 extern char db_tok_string[TOK_STRING_SIZE]; 51 52 #define tEOF (-1) 53 #define tEOL 1 54 #define tNUMBER 2 55 #define tIDENT 3 56 #define tPLUS 4 57 #define tMINUS 5 58 #define tDOT 6 59 #define tSTAR 7 60 #define tSLASH 8 61 #define tEQ 9 62 #define tLPAREN 10 63 #define tRPAREN 11 64 #define tPCT 12 65 #define tHASH 13 66 #define tCOMMA 14 67 #define tDITTO 15 68 #define tDOLLAR 16 69 #define tEXCL 17 70 #define tSHIFT_L 18 71 #define tSHIFT_R 19 72 #define tDOTDOT 20 73 #define tSEMI 21 74 #define tLOG_EQ 22 75 #define tLOG_NOT_EQ 23 76 #define tLESS 24 77 #define tLESS_EQ 25 78 #define tGREATER 26 79 #define tGREATER_EQ 27 80 #define tBIT_AND 28 81 #define tBIT_OR 29 82 #define tLOG_AND 30 83 #define tLOG_OR 31 84 #define tSTRING 32 85 #define tQUESTION 33 86 #define tBIT_NOT 34 87 88 #endif /* !_DDB_DB_LEX_H_ */ 89