2 * Copyright 2001-2007 Adrian Thurston <thurston@cs.queensu.ca>
5 /* This file is part of Ragel.
7 * Ragel is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * Ragel is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Ragel; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 #include "parsedata.h"
30 /* Import scanner tokens. */
32 #define IMP_Literal 129
34 #define IMP_Define 131
43 token TK_Word, TK_Literal, TK_Number, TK_EndSection, TK_UInt, TK_Hex,
44 TK_Word, TK_Literal, TK_DotDot, TK_ColonGt, TK_ColonGtGt, TK_LtColon,
45 TK_Arrow, TK_DoubleArrow, TK_StarStar, TK_ColonEquals, TK_NameSep,
46 TK_BarStar, TK_DashDash;
49 token TK_StartCond, TK_AllCond, TK_LeavingCond;
51 # State embedding actions.
54 # Global error actions.
55 token TK_StartGblError, TK_AllGblError, TK_FinalGblError,
56 TK_NotFinalGblError, TK_NotStartGblError, TK_MiddleGblError;
58 # Local error actions.
59 token TK_StartLocalError, TK_AllLocalError, TK_FinalLocalError,
60 TK_NotFinalLocalError, TK_NotStartLocalError, TK_MiddleLocalError;
62 # EOF Action embedding.
63 token TK_StartEOF, TK_AllEOF, TK_FinalEOF, TK_NotFinalEOF, TK_NotStartEOF,
67 token TK_StartToState, TK_AllToState, TK_FinalToState, TK_NotFinalToState,
68 TK_NotStartToState, TK_MiddleToState;
71 token TK_StartFromState, TK_AllFromState, TK_FinalFromState,
72 TK_NotFinalFromState, TK_NotStartFromState, TK_MiddleFromState;
74 # Regular expression tokens. */
75 token RE_Slash, RE_SqOpen, RE_SqOpenNeg, RE_SqClose, RE_Dot, RE_Star,
78 # Tokens specific to inline code.
79 token IL_WhiteSpace, IL_Comment, IL_Literal, IL_Symbol;
82 token KW_Machine, KW_Include, KW_Import, KW_Write, KW_Action, KW_AlphType,
83 KW_Range, KW_GetKey, KW_Include, KW_Write, KW_Machine, KW_InWhen,
84 KW_When, KW_OutWhen, KW_Eof, KW_Err, KW_Lerr, KW_To, KW_From,
85 KW_Export, KW_PrePush, KW_PostPop;
87 # Specials in code blocks.
88 token KW_Break, KW_Exec, KW_Hold, KW_PChar, KW_Char, KW_Goto, KW_Call,
89 KW_Ret, KW_CurState, KW_TargState, KW_Entry, KW_Next, KW_Exec,
90 KW_Variable, KW_Access;
93 %% write instance_data;
96 int parseLangEl( int type, const Token *token );
98 Parser( char *fileName, char *sectionName, InputLoc §ionLoc )
99 : sectionName(sectionName)
101 pd = new ParseData( fileName, sectionName, sectionLoc );
102 exportContext.append( false );
105 int token( InputLoc &loc, int tokId, char *tokstart, int toklen );
106 void tryMachineDef( InputLoc &loc, char *name,
107 JoinOrLm *joinOrLm, bool isInstance );
109 /* Report an error encountered by the parser. */
110 ostream &parse_error( int tokId, Token &token );
114 /* The name of the root section, this does not change during an include. */
118 NameRefList nameRefList;
120 Vector<bool> exportContext;