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254 lines
12 KiB
ObjectPascal
254 lines
12 KiB
ObjectPascal
{
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$Id$
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Copyright (c) 1999 by Daniel Mantione, Peter Vreman
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Members of the Free Pascal development team
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This little program generates a file of tokendata
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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****************************************************************************
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}
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program tokendat;
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uses tokens,globtype;
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const
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tokeninfo:array[ttoken] of tokenrec=(
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(str:'' ;special:true ;keyword:m_none),
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{ Operators which can be overloaded }
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(str:'+' ;special:true ;keyword:m_none),
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(str:'-' ;special:true ;keyword:m_none),
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(str:'*' ;special:true ;keyword:m_none),
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(str:'/' ;special:true ;keyword:m_none),
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(str:'=' ;special:true ;keyword:m_none),
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(str:'>' ;special:true ;keyword:m_none),
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(str:'<' ;special:true ;keyword:m_none),
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(str:'>=' ;special:true ;keyword:m_none),
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(str:'<=' ;special:true ;keyword:m_none),
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(str:'><' ;special:true ;keyword:m_none),
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(str:'**' ;special:true ;keyword:m_none),
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(str:'is' ;special:true ;keyword:m_none),
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(str:'as' ;special:true ;keyword:m_none),
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(str:'in' ;special:true ;keyword:m_none),
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(str:':=' ;special:true ;keyword:m_none),
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{ Special chars }
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(str:'^' ;special:true ;keyword:m_none),
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(str:'<>' ;special:true ;keyword:m_none),
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(str:'[' ;special:true ;keyword:m_none),
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(str:']' ;special:true ;keyword:m_none),
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(str:'.' ;special:true ;keyword:m_none),
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(str:',' ;special:true ;keyword:m_none),
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(str:'(' ;special:true ;keyword:m_none),
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(str:')' ;special:true ;keyword:m_none),
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(str:':' ;special:true ;keyword:m_none),
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(str:';' ;special:true ;keyword:m_none),
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(str:'@' ;special:true ;keyword:m_none),
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(str:'..' ;special:true ;keyword:m_none),
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(str:'@@' ;special:true ;keyword:m_none),
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(str:'end of file' ;special:true ;keyword:m_none),
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(str:'identifier' ;special:true ;keyword:m_none),
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(str:'non identifier';special:true ;keyword:m_none),
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(str:'const real' ;special:true ;keyword:m_none),
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(str:'ordinal const' ;special:true ;keyword:m_none),
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(str:'const string' ;special:true ;keyword:m_none),
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(str:'const char' ;special:true ;keyword:m_none),
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{ C like operators }
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(str:'+=' ;special:true ;keyword:m_none),
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(str:'-=' ;special:true ;keyword:m_none),
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(str:'&=' ;special:true ;keyword:m_none),
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(str:'|=' ;special:true ;keyword:m_none),
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(str:'*=' ;special:true ;keyword:m_none),
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(str:'/=' ;special:true ;keyword:m_none),
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(str:'' ;special:true ;keyword:m_none),
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(str:'' ;special:true ;keyword:m_none),
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(str:'' ;special:true ;keyword:m_none),
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(str:'' ;special:true ;keyword:m_none),
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{ Normal words }
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(str:'AS' ;special:false;keyword:m_class),
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(str:'AT' ;special:false;keyword:m_none),
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(str:'DO' ;special:false;keyword:m_all),
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(str:'IF' ;special:false;keyword:m_all),
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(str:'IN' ;special:false;keyword:m_all),
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(str:'IS' ;special:false;keyword:m_class),
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(str:'OF' ;special:false;keyword:m_all),
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(str:'ON' ;special:false;keyword:m_class),
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(str:'OR' ;special:false;keyword:m_all),
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(str:'TO' ;special:false;keyword:m_all),
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(str:'AND' ;special:false;keyword:m_all),
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(str:'ASM' ;special:false;keyword:m_all),
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(str:'DIV' ;special:false;keyword:m_all),
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(str:'END' ;special:false;keyword:m_all),
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(str:'FAR' ;special:false;keyword:m_none),
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(str:'FOR' ;special:false;keyword:m_all),
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(str:'MOD' ;special:false;keyword:m_all),
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(str:'NEW' ;special:false;keyword:m_all),
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(str:'NIL' ;special:false;keyword:m_all),
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(str:'NOT' ;special:false;keyword:m_all),
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(str:'SET' ;special:false;keyword:m_all),
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(str:'SHL' ;special:false;keyword:m_all),
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(str:'SHR' ;special:false;keyword:m_all),
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(str:'TRY' ;special:false;keyword:m_class),
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(str:'VAR' ;special:false;keyword:m_all),
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(str:'XOR' ;special:false;keyword:m_all),
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(str:'CASE' ;special:false;keyword:m_all),
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(str:'CVAR' ;special:false;keyword:m_none),
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(str:'ELSE' ;special:false;keyword:m_all),
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(str:'EXIT' ;special:false;keyword:m_all),
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(str:'FAIL' ;special:false;keyword:m_none), { only set within constructors PM }
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(str:'FILE' ;special:false;keyword:m_all),
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(str:'GOTO' ;special:false;keyword:m_all),
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(str:'NAME' ;special:false;keyword:m_none),
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(str:'NEAR' ;special:false;keyword:m_none),
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(str:'READ' ;special:false;keyword:m_none),
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(str:'SELF' ;special:false;keyword:m_none), {set inside methods only PM }
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(str:'THEN' ;special:false;keyword:m_all),
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(str:'TRUE' ;special:false;keyword:m_all),
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(str:'TYPE' ;special:false;keyword:m_all),
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(str:'UNIT' ;special:false;keyword:m_all),
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(str:'USES' ;special:false;keyword:m_all),
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(str:'WITH' ;special:false;keyword:m_all),
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(str:'ALIAS' ;special:false;keyword:m_none),
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(str:'ARRAY' ;special:false;keyword:m_all),
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(str:'BEGIN' ;special:false;keyword:m_all),
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(str:'BREAK' ;special:false;keyword:m_none),
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(str:'CDECL' ;special:false;keyword:m_none),
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(str:'CLASS' ;special:false;keyword:m_class),
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(str:'CONST' ;special:false;keyword:m_all),
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(str:'FALSE' ;special:false;keyword:m_all),
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(str:'INDEX' ;special:false;keyword:m_none),
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(str:'LABEL' ;special:false;keyword:m_all),
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(str:'RAISE' ;special:false;keyword:m_class),
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(str:'UNTIL' ;special:false;keyword:m_all),
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(str:'WHILE' ;special:false;keyword:m_all),
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(str:'WRITE' ;special:false;keyword:m_none),
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(str:'DOWNTO' ;special:false;keyword:m_all),
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(str:'EXCEPT' ;special:false;keyword:m_class),
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(str:'EXPORT' ;special:false;keyword:m_none),
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(str:'INLINE' ;special:false;keyword:m_none),
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(str:'OBJECT' ;special:false;keyword:m_all),
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(str:'PACKED' ;special:false;keyword:m_all),
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(str:'PASCAL' ;special:false;keyword:m_none),
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(str:'PUBLIC' ;special:false;keyword:m_none),
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(str:'RECORD' ;special:false;keyword:m_all),
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(str:'REPEAT' ;special:false;keyword:m_all),
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(str:'RESULT' ;special:false;keyword:m_none),
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(str:'STATIC' ;special:false;keyword:m_none),
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(str:'STORED' ;special:false;keyword:m_none),
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(str:'STRING' ;special:false;keyword:m_all),
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(str:'SYSTEM' ;special:false;keyword:m_none),
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(str:'ASMNAME' ;special:false;keyword:m_none),
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(str:'DEFAULT' ;special:false;keyword:m_none),
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(str:'DISPOSE' ;special:false;keyword:m_all),
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(str:'DYNAMIC' ;special:false;keyword:m_none),
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(str:'EXPORTS' ;special:false;keyword:m_all),
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(str:'FINALLY' ;special:false;keyword:m_class),
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(str:'FORWARD' ;special:false;keyword:m_none),
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(str:'IOCHECK' ;special:false;keyword:m_none),
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(str:'LIBRARY' ;special:false;keyword:m_all),
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(str:'MESSAGE' ;special:false;keyword:m_none),
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(str:'PRIVATE' ;special:false;keyword:m_none),
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(str:'PROGRAM' ;special:false;keyword:m_all),
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(str:'STDCALL' ;special:false;keyword:m_none),
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(str:'SYSCALL' ;special:false;keyword:m_none),
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(str:'VIRTUAL' ;special:false;keyword:m_none),
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(str:'ABSOLUTE' ;special:false;keyword:m_none),
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(str:'ABSTRACT' ;special:false;keyword:m_none),
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(str:'CONTINUE' ;special:false;keyword:m_none),
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(str:'EXTERNAL' ;special:false;keyword:m_none),
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(str:'FUNCTION' ;special:false;keyword:m_all),
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(str:'OPERATOR' ;special:false;keyword:m_fpc),
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(str:'OVERRIDE' ;special:false;keyword:m_none),
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(str:'POPSTACK' ;special:false;keyword:m_none),
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(str:'PROPERTY' ;special:false;keyword:m_class),
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(str:'REGISTER' ;special:false;keyword:m_none),
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(str:'RESIDENT' ;special:false;keyword:m_none),
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(str:'SAFECALL' ;special:false;keyword:m_none),
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(str:'ASSEMBLER' ;special:false;keyword:m_none),
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(str:'INHERITED' ;special:false;keyword:m_all),
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(str:'INTERFACE' ;special:false;keyword:m_all),
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(str:'INTERRUPT' ;special:false;keyword:m_none),
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(str:'NODEFAULT' ;special:false;keyword:m_none),
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(str:'OTHERWISE' ;special:false;keyword:m_all),
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(str:'PROCEDURE' ;special:false;keyword:m_all),
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(str:'PROTECTED' ;special:false;keyword:m_none),
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(str:'PUBLISHED' ;special:false;keyword:m_none),
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(str:'THREADVAR' ;special:false;keyword:m_class),
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(str:'DESTRUCTOR' ;special:false;keyword:m_all),
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(str:'INTERNPROC' ;special:false;keyword:m_none),
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(str:'OPENSTRING' ;special:false;keyword:m_none),
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(str:'CONSTRUCTOR' ;special:false;keyword:m_all),
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(str:'INTERNCONST' ;special:false;keyword:m_none),
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(str:'SHORTSTRING' ;special:false;keyword:m_none),
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(str:'FINALIZATION' ;special:false;keyword:m_initfinal),
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(str:'SAVEREGISTERS' ;special:false;keyword:m_none),
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(str:'IMPLEMENTATION';special:false;keyword:m_all),
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(str:'INITIALIZATION';special:false;keyword:m_initfinal),
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(str:'RESOURCESTRING';special:false;keyword:m_class)
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);
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{Header is designed both to identify the file and to display a nice
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message when you use the type command on it.
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Explanation:
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#8 String length is also displayed. A backspace erases it.
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#13#10 Needed to display dos prompt on next line.
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#26 End of file. Causes type to stop reading the file.
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}
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procedure create_tokenidx;
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{ create an index with the first and last token for every possible token
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length, so a search only will be done in that small part }
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var t : ttoken;
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begin
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fillchar(tokenidx^,sizeof(tokenidx^),0);
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for t:=low(ttoken) to high(ttoken) do
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begin
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if not tokeninfo[t].special then
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begin
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if ord(tokenidx^[length(tokeninfo[t].str),tokeninfo[t].str[1]].first)=0 then
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tokenidx^[length(tokeninfo[t].str),tokeninfo[t].str[1]].first:=t;
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tokenidx^[length(tokeninfo[t].str),tokeninfo[t].str[1]].last:=t;
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end;
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end;
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end;
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const headerstr:string[length(tokheader)]=tokheader;
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var f:file;
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a:longint;
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begin
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new(tokenidx);
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create_tokenidx;
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assign(f,'tokens.dat');
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rewrite(f,1);
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{Write header...}
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blockwrite(f,headerstr,sizeof(headerstr));
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{Write size of tokeninfo.}
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a:=sizeof(tokeninfo);
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blockwrite(f,a,sizeof(a));
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{Write tokeninfo.}
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blockwrite(f,tokeninfo,sizeof(tokeninfo));
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{Write tokenindex.}
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blockwrite(f,tokenidx^,sizeof(tokenidx^));
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close(f);
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dispose(tokenidx);
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end.
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