removed unused case
[ragel.git] / redfsm / xmlparse.kh
blob48b861d83bd235c4011dfae5fc3fd6f2a8264574
1 /*
2  *  Copyright 2001-2007 Adrian Thurston <thurston@cs.queensu.ca>
3  */
5 /*  This file is part of Ragel.
6  *
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.
11  * 
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.
16  * 
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 
20  */
21 #ifndef _XMLPARSE_H
22 #define _XMLPARSE_H
24 #include "vector.h"
25 #include "gendata.h"
26 #include <iostream>
28 using std::ostream;
30 struct AttrMarker
32         char *id;
33         int idLen;
34         char *value;
35         int valueLen;
38 struct Attribute
40         char *id;
41         char *value;
44 typedef Vector<AttrMarker> AttrMkList;
45 typedef Vector<Attribute> AttrList;
46 struct XMLTagHashPair;
48 struct XMLTag
50         enum TagType { Open, Close };
52         XMLTag( XMLTagHashPair *tagId, TagType type ) : 
53                 tagId(tagId), type(type), 
54                 content(0), attrList(0) {}
55         
56         Attribute *findAttr( const char *id )
57         {
58                 if ( attrList != 0 ) {
59                         for ( AttrList::Iter attr = *attrList; attr.lte(); attr++ ) {
60                                 if ( strcmp( id, attr->id ) == 0 )
61                                         return attr;
62                         }
63                 }
64                 return 0;
65         }
67         XMLTagHashPair *tagId;
68         TagType type;
70         /* Content is associtated with closing tags. */
71         char *content;
73         /* Attribute lists are associated with opening tags. */
74         AttrList *attrList;
78 struct XMLTagHashPair
80     const char *name;
81     int id;
84 struct Token
86         XMLTag *tag;
87         InputLoc loc;
90 struct InlineItem;
91 struct InlineList;
93 struct LmSwitchVect;
94 struct LmSwitchAction;
96 struct Parser
98         %%{
99                 parser Parser;
101                 token TAG_unknown, TAG_ragel, TAG_ragel_def, TAG_host, TAG_state_list,
102                         TAG_state, TAG_trans_list, TAG_t, TAG_machine, TAG_start_state,
103                         TAG_error_state, TAG_action_list, TAG_action_table_list,
104                         TAG_action, TAG_action_table, TAG_alphtype, TAG_element,
105                         TAG_getkey, TAG_state_actions, TAG_entry_points, TAG_sub_action,
106                         TAG_cond_space_list, TAG_cond_space, TAG_cond_list, TAG_c,
107                         TAG_exports, TAG_ex;
109                 # Inline block tokens.
110                 token TAG_text, TAG_goto, TAG_call, TAG_next, TAG_goto_expr,
111                         TAG_call_expr, TAG_next_expr, TAG_ret, TAG_pchar, TAG_char,
112                         TAG_hold, TAG_exec, TAG_curs, TAG_targs, TAG_entry, TAG_data, 
113                         TAG_lm_switch, TAG_init_act, TAG_set_act, TAG_set_tokend, 
114                         TAG_get_tokend, TAG_init_tokstart, TAG_set_tokstart;
116                 token TAG_write, TAG_access, TAG_break, TAG_arg, TAG_cs_expr;
118                 token TAG_p_expr, TAG_pe_expr, TAG_eof_expr, TAG_cs_expr, TAG_top_expr,
119                         TAG_stack_expr, TAG_act_expr, TAG_tokstart_expr, TAG_tokend_expr,
120                         TAG_data_expr, TAG_prepush, TAG_postpop, TAG_eof_t;
121         }%%
123         %% write instance_data;
125         void init();
126         int parseLangEl( int type, const Token *token );
128         Parser( char *fileName, bool outputActive, bool wantComplete ) : 
129                 fileName(fileName), sourceFileName(0), outStream(0),
130                 outputActive(outputActive), wantComplete(wantComplete),
131                 cgd(0) { }
133         int token( int tokenId, Token &token );
134         int token( int tokenId, int col, int line );
135         int token( XMLTag *tag, int col, int line );
137         /* Report an error encountered by the parser. */
138         ostream &warning( const InputLoc &loc );
139         ostream &error();
140         ostream &error( const InputLoc &loc );
141         ostream &parser_error( int tokId, Token &token );
142         ostream &source_error( const InputLoc &loc );
144         /* The name of the root section, this does not change during an include. */
145         char *fileName;
146         char *sourceFileName;
147         ostream *outStream;
148         bool outputActive;
149         bool wantComplete;
151         /* Collected during parsing. */
152         char *attrKey;
153         char *attrValue;
154         int curAction;
155         int curActionTable;
156         int curTrans;
157         int curState;
158         int curCondSpace;
159         int curStateCond;
161         CodeGenData *cgd;
162         CodeGenMap codeGenMap;
164         Vector <char*> writeOptions;
167 %% write token_defs;
169 int xml_parse( std::istream &input, char *fileName, 
170                 bool outputActive, bool wantComplete );
172 #endif /* _XMLPARSE_H */