2 * The contents of this file are subject to the Mozilla Public
3 * License Version 1.1 (the "License"); you may not use this file
4 * except in compliance with the License. You may obtain a copy of
5 * the License at http://www.mozilla.org/MPL/
7 * Software distributed under the License is distributed on an "AS
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9 * implied. See the License for the specific language governing
10 * rights and limitations under the License.
12 * The Original Code is the Sablotron XSLT Processor.
14 * The Initial Developer of the Original Code is Ginger Alliance Ltd.
15 * Portions created by Ginger Alliance are Copyright (C) 2000-2002
16 * Ginger Alliance Ltd. All Rights Reserved.
20 * Alternatively, the contents of this file may be used under the
21 * terms of the GNU General Public License Version 2 or later (the
22 * "GPL"), in which case the provisions of the GPL are applicable
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29 * may use your version of this file under either the MPL or the
42 class VarBindingItem /* : public SabObj */
46 : expr(NULL), callLevel(-1), nestLevel(-1), prebinding(FALSE)
50 int callLevel, nestLevel;
54 class VarBindings /* : public SabObj */
57 VarBindings(QName& varname_)
58 : varname(varname_), isOpenGlobal(FALSE)
63 // TRUE if this is a global variable currently processed for forward references
64 PList <VarBindingItem*> bindings;
70 class VarsList : public SList<VarBindings *>
75 VarBindings* find(QName&);
76 virtual int compare(int first, int second, void *data);
77 eFlag addBinding(Sit S, QName&, Expression *, Bool force);
78 eFlag addPrebinding(Sit S, QName&, Expression *);
79 void rmBinding(QName&);
80 Expression* getBinding(QName &);
81 Expression* getBinding(VarBindings*);
84 void pushCallLevel(int level);
91 int currCallLevel, currNestLevel;
92 // open the global variable (mark as being processed for forward refs)
93 // if it doesn't exist, create it; return the pointer to VarBindings* in 'record'
94 // if non-NULL record is passed, use it instead of name for performance
95 eFlag openGlobal(Sit S, QName& name, VarBindings *&record);
96 // close the global variable after having succesfully resolved the forward refs
97 eFlag closeGlobal(Sit S, VarBindings *record);
98 // see if the var with given 'record' is an open global
99 Bool isOpenGlobal(VarBindings *record)
100 { return record -> isOpenGlobal; }
103 List<int> callLevels;
104 VarBindings* getOrAdd(QName &);
105 void _endCall(Bool rmLastLevelPrebs);
106 void report(Sit S, MsgType type, MsgCode code, const Str& arg1, const Str& arg2);
109 #endif // ifndef VarsHIncl