xref: /illumos-gate/usr/src/cmd/mdb/common/mdb/mdb_lex.h (revision 7c478bd9)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24*7c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate  */
26*7c478bd9Sstevel@tonic-gate 
27*7c478bd9Sstevel@tonic-gate #ifndef	_MDB_LEX_H
28*7c478bd9Sstevel@tonic-gate #define	_MDB_LEX_H
29*7c478bd9Sstevel@tonic-gate 
30*7c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*7c478bd9Sstevel@tonic-gate 
32*7c478bd9Sstevel@tonic-gate #include <mdb/mdb_argvec.h>
33*7c478bd9Sstevel@tonic-gate #include <mdb/mdb_nv.h>
34*7c478bd9Sstevel@tonic-gate #include <mdb/mdb_types.h>
35*7c478bd9Sstevel@tonic-gate #include <mdb/mdb_module.h>
36*7c478bd9Sstevel@tonic-gate #include <stdio.h>
37*7c478bd9Sstevel@tonic-gate 
38*7c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
39*7c478bd9Sstevel@tonic-gate extern "C" {
40*7c478bd9Sstevel@tonic-gate #endif
41*7c478bd9Sstevel@tonic-gate 
42*7c478bd9Sstevel@tonic-gate #ifdef _MDB
43*7c478bd9Sstevel@tonic-gate 
44*7c478bd9Sstevel@tonic-gate extern void mdb_lex_debug(int);
45*7c478bd9Sstevel@tonic-gate extern void mdb_lex_reset(void);
46*7c478bd9Sstevel@tonic-gate 
47*7c478bd9Sstevel@tonic-gate extern void yyerror(const char *, ...);
48*7c478bd9Sstevel@tonic-gate extern void yyperror(const char *, ...);
49*7c478bd9Sstevel@tonic-gate extern void yydiscard(void);
50*7c478bd9Sstevel@tonic-gate 
51*7c478bd9Sstevel@tonic-gate extern int yyparse(void);
52*7c478bd9Sstevel@tonic-gate extern int yywrap(void);
53*7c478bd9Sstevel@tonic-gate 
54*7c478bd9Sstevel@tonic-gate 
55*7c478bd9Sstevel@tonic-gate struct mdb_lex_state;
56*7c478bd9Sstevel@tonic-gate struct mdb_frame;
57*7c478bd9Sstevel@tonic-gate 
58*7c478bd9Sstevel@tonic-gate void mdb_lex_state_save(struct mdb_lex_state *);
59*7c478bd9Sstevel@tonic-gate void mdb_lex_state_restore(struct mdb_lex_state *);
60*7c478bd9Sstevel@tonic-gate void mdb_lex_state_create(struct mdb_frame *);
61*7c478bd9Sstevel@tonic-gate void mdb_lex_state_destroy(struct mdb_frame *);
62*7c478bd9Sstevel@tonic-gate 
63*7c478bd9Sstevel@tonic-gate /*
64*7c478bd9Sstevel@tonic-gate  * The lex and yacc debugging code as generated uses printf and fprintf
65*7c478bd9Sstevel@tonic-gate  * for debugging output.  We redefine these to refer to our yyprintf
66*7c478bd9Sstevel@tonic-gate  * and yyfprintf routines, which are wrappers around mdb_iob_vprintf.
67*7c478bd9Sstevel@tonic-gate  */
68*7c478bd9Sstevel@tonic-gate 
69*7c478bd9Sstevel@tonic-gate #define	printf	(void) yyprintf
70*7c478bd9Sstevel@tonic-gate #define	fprintf	(void) yyfprintf
71*7c478bd9Sstevel@tonic-gate 
72*7c478bd9Sstevel@tonic-gate extern int yyprintf(const char *, ...);
73*7c478bd9Sstevel@tonic-gate extern int yyfprintf(FILE *, const char *, ...);
74*7c478bd9Sstevel@tonic-gate 
75*7c478bd9Sstevel@tonic-gate extern int yylineno;
76*7c478bd9Sstevel@tonic-gate 
77*7c478bd9Sstevel@tonic-gate /*
78*7c478bd9Sstevel@tonic-gate  * Maximum depth we can have in our yacc state stack.  The yacc default is 150,
79*7c478bd9Sstevel@tonic-gate  * but this should be more than enough for our simple mdb expressions.
80*7c478bd9Sstevel@tonic-gate  */
81*7c478bd9Sstevel@tonic-gate #define	YYMAXDEPTH	100
82*7c478bd9Sstevel@tonic-gate /*
83*7c478bd9Sstevel@tonic-gate  * Maximum size of our lex yytext buffer.
84*7c478bd9Sstevel@tonic-gate  */
85*7c478bd9Sstevel@tonic-gate #define	YYLMAX		BUFSIZ
86*7c478bd9Sstevel@tonic-gate 
87*7c478bd9Sstevel@tonic-gate #endif /* _MDB */
88*7c478bd9Sstevel@tonic-gate 
89*7c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
90*7c478bd9Sstevel@tonic-gate }
91*7c478bd9Sstevel@tonic-gate #endif
92*7c478bd9Sstevel@tonic-gate 
93*7c478bd9Sstevel@tonic-gate #endif	/* _MDB_LEX_H */
94