90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
/*
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* Mach Operating System
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* Copyright (c) 1991,1990 Carnegie Mellon University
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* All Rights Reserved.
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*
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* Permission to use, copy, modify and distribute this software and its
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* documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
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* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/*
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* HISTORY
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* $Log: db_lex.h,v $
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* Revision 1.1 1992/03/25 21:45:15 pace
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* Initial revision
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*
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* Revision 2.3 91/02/05 17:06:41 mrt
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* Changed to new Mach copyright
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* [91/01/31 16:18:28 mrt]
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*
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* Revision 2.2 90/08/27 21:51:16 dbg
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* Add 'dotdot' token.
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* [90/08/22 dbg]
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* Export db_flush_lex.
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* [90/08/07 dbg]
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* Created.
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* [90/07/25 dbg]
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*
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*/
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/*
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* Author: David B. Golub, Carnegie Mellon University
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* Date: 7/90
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*/
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/*
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* Lexical analyzer.
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*/
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extern int db_read_line();
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extern void db_flush_line();
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extern int db_read_char();
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extern void db_unread_char(/* char c */);
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extern int db_read_token();
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extern void db_unread_token(/* int t */);
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extern void db_flush_lex();
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extern int db_tok_number;
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#define TOK_STRING_SIZE 120
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extern char db_tok_string[TOK_STRING_SIZE];
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extern int db_radix;
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#define tEOF (-1)
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#define tEOL 1
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#define tNUMBER 2
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#define tIDENT 3
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#define tPLUS 4
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#define tMINUS 5
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#define tDOT 6
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#define tSTAR 7
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#define tSLASH 8
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#define tEQ 9
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#define tLPAREN 10
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#define tRPAREN 11
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#define tPCT 12
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#define tHASH 13
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#define tCOMMA 14
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#define tDITTO 15
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#define tDOLLAR 16
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#define tEXCL 17
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#define tSHIFT_L 18
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#define tSHIFT_R 19
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#define tDOTDOT 20
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