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2462 lines
62 KiB
ObjectPascal
2462 lines
62 KiB
ObjectPascal
{
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$Id$
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Copyright (c) 1998-2000 by Florian Klaempfl
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This module provides some basic objects
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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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{$ifdef tp}
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{$E+,N+,D+,F+}
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{$endif}
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{$I-}
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{$R-}{ necessary for crc calculation }
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unit cobjects;
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{ define OLDSPEEDVALUE}
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interface
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uses
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{$ifdef DELPHI4}
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dmisc,
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sysutils
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{$else DELPHI4}
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strings
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{$ifndef linux}
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,dos
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{$else}
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,linux
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{$endif}
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{$endif DELPHI4}
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;
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const
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{ the real size will be [-hasharray..hasharray] ! }
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{$ifdef TP}
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hasharraysize = 127;
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{$else}
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hasharraysize = 2047;
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{$endif}
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type
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pstring = ^string;
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{$ifdef TP}
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{ redeclare dword only in case of emergency, some small things
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of the compiler won't work then correctly (FK)
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}
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dword = longint;
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{$endif TP}
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pfileposinfo = ^tfileposinfo;
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tfileposinfo = record
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line : longint;
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column : word;
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fileindex : word;
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end;
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pmemdebug = ^tmemdebug;
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tmemdebug = object
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constructor init(const s:string);
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destructor done;
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procedure show;
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private
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startmem : longint;
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infostr : string[40];
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end;
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plinkedlist_item = ^tlinkedlist_item;
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tlinkedlist_item = object
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next,previous : plinkedlist_item;
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{ does nothing }
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constructor init;
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destructor done;virtual;
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function getcopy:plinkedlist_item;virtual;
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end;
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pstring_item = ^tstring_item;
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tstring_item = object(tlinkedlist_item)
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str : pstring;
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constructor init(const s : string);
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destructor done;virtual;
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end;
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{ this implements a double linked list }
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plinkedlist = ^tlinkedlist;
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tlinkedlist = object
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first,last : plinkedlist_item;
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constructor init;
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destructor done;
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{ destructors the linkedlist without cleaning the items up }
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destructor done_noclear;
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{ disposes the items of the list }
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procedure clear;
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{ concats a new item at the end }
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procedure concat(p : plinkedlist_item);
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{ inserts a new item at the begin }
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procedure insert(p : plinkedlist_item);
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{ inserts another list at the begin and make this list empty }
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procedure insertlist(p : plinkedlist);
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{ concats another list at the end and make this list empty }
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procedure concatlist(p : plinkedlist);
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procedure concatlistcopy(p : plinkedlist);
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{ removes p from the list (p isn't disposed) }
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{ it's not tested if p is in the list ! }
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procedure remove(p : plinkedlist_item);
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{ is the linkedlist empty ? }
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function empty:boolean;
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{ items in the list }
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function count:longint;
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end;
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{ some help data types }
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pstringqueueitem = ^tstringqueueitem;
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tstringqueueitem = object
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data : pstring;
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next : pstringqueueitem;
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end;
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{ String Queue}
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PStringQueue=^TStringQueue;
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TStringQueue=object
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first,last : PStringqueueItem;
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constructor Init;
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destructor Done;
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function Empty:boolean;
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function Get:string;
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function Find(const s:string):PStringqueueItem;
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function Delete(const s:string):boolean;
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procedure Insert(const s:string);
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procedure Concat(const s:string);
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procedure Clear;
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end;
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{ containeritem }
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pcontaineritem = ^tcontaineritem;
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tcontaineritem = object
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next : pcontaineritem;
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constructor init;
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destructor done;virtual;
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end;
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{ container }
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pcontainer = ^tcontainer;
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tcontainer = object
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root,
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last : pcontaineritem;
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constructor init;
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destructor done;
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{ true when the container is empty }
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function empty:boolean;
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{ inserts a string }
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procedure insert(item:pcontaineritem);
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{ gets a string }
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function get:pcontaineritem;
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{ deletes all items }
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procedure clear;
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end;
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{ containeritem }
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pstringcontaineritem = ^tstringcontaineritem;
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tstringcontaineritem = object(tcontaineritem)
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data : pstring;
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file_info : tfileposinfo;
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constructor init(const s:string);
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constructor Init_TokenInfo(const s:string;const pos:tfileposinfo);
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destructor done;virtual;
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end;
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{ string container }
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pstringcontainer = ^tstringcontainer;
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tstringcontainer = object(tcontainer)
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doubles : boolean; { if this is set to true, doubles are allowed }
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constructor init;
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constructor init_no_double;
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procedure insert(const s : string);
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procedure insert_with_tokeninfo(const s : string;const file_info : tfileposinfo);
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{ gets a string }
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function get : string;
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function get_with_tokeninfo(var file_info : tfileposinfo) : string;
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{ true if string is in the container }
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function find(const s:string):boolean;
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end;
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{ namedindexobject for use with dictionary and indexarray }
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Pnamedindexobject=^Tnamedindexobject;
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Tnamedindexobject=object
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indexnr : longint;
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_name : Pstring;
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next,
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left,right : Pnamedindexobject;
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speedvalue : longint;
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constructor init;
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constructor initname(const n:string);
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destructor done;virtual;
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procedure setname(const n:string);virtual;
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function name:string;virtual;
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end;
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Pdictionaryhasharray=^Tdictionaryhasharray;
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Tdictionaryhasharray=array[-hasharraysize..hasharraysize] of Pnamedindexobject;
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Tnamedindexcallback = procedure(p:Pnamedindexobject);
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Pdictionary=^Tdictionary;
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Tdictionary=object
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noclear : boolean;
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replace_existing : boolean;
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constructor init;
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destructor done;virtual;
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procedure usehash;
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procedure clear;
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function delete(const s:string):Pnamedindexobject;
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function empty:boolean;
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procedure foreach(proc2call:Tnamedindexcallback);
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function insert(obj:Pnamedindexobject):Pnamedindexobject;
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function rename(const olds,news : string):Pnamedindexobject;
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function search(const s:string):Pnamedindexobject;
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function speedsearch(const s:string;speedvalue:longint):Pnamedindexobject;
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private
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root : Pnamedindexobject;
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hasharray : Pdictionaryhasharray;
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procedure cleartree(obj:Pnamedindexobject);
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function insertnode(newnode:Pnamedindexobject;var currnode:Pnamedindexobject):Pnamedindexobject;
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procedure inserttree(currtree,currroot:Pnamedindexobject);
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end;
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pdynamicarray = ^tdynamicarray;
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tdynamicarray = object
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posn,
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count,
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limit,
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elemlen,
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growcount : longint;
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data : pchar;
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constructor init(Aelemlen,Agrow:longint);
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destructor done;
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function size:longint;
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function usedsize:longint;
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procedure grow;
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procedure align(i:longint);
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procedure seek(i:longint);
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procedure write(var d;len:longint);
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procedure read(var d;len:longint);
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procedure writepos(pos:longint;var d;len:longint);
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procedure readpos(pos:longint;var d;len:longint);
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end;
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tindexobjectarray=array[1..16000] of Pnamedindexobject;
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Pnamedindexobjectarray=^tindexobjectarray;
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pindexarray=^tindexarray;
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tindexarray=object
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first : Pnamedindexobject;
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count : longint;
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constructor init(Agrowsize:longint);
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destructor done;
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procedure clear;
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procedure foreach(proc2call : Tnamedindexcallback);
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procedure deleteindex(p:Pnamedindexobject);
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procedure delete(p:Pnamedindexobject);
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procedure insert(p:Pnamedindexobject);
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function search(nr:longint):Pnamedindexobject;
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private
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growsize,
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size : longint;
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data : Pnamedindexobjectarray;
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procedure grow(gsize:longint);
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end;
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{$ifdef BUFFEREDFILE}
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{ this is implemented to allow buffered binary I/O }
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pbufferedfile = ^tbufferedfile;
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tbufferedfile = object
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f : file;
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buf : pchar;
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bufsize,buflast,bufpos : longint;
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{ 0 closed, 1 input, 2 output }
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iomode : byte;
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{ true, if the compile should change the endian of the output }
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change_endian : boolean;
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{ calcules a crc for the file, }
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{ but it's assumed, that there no seek while do_crc is true }
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do_crc : boolean;
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crc : longint;
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{ temporary closing feature }
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tempclosed : boolean;
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tempmode : byte;
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temppos : longint;
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{ inits a buffer with the size bufsize which is assigned to }
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{ the file filename }
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constructor init(const filename : string;_bufsize : longint);
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{ closes the file, if needed, and releases the memory }
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destructor done;virtual;
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{ opens the file for input, other accesses are rejected }
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function reset:boolean;
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{ opens the file for output, other accesses are rejected }
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procedure rewrite;
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{ reads or writes the buffer from or to disk }
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procedure flush;
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{ writes a string to the file }
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{ the string is written without a length byte }
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procedure write_string(const s : string);
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{ writes a zero terminated string }
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procedure write_pchar(p : pchar);
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{ write specific data types, takes care of }
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{ byte order }
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procedure write_byte(b : byte);
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procedure write_word(w : word);
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procedure write_long(l : longint);
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procedure write_double(d : double);
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{ writes any data }
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procedure write_data(var data;count : longint);
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{ reads any data }
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procedure read_data(var data;bytes : longint;var count : longint);
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{ closes the file and releases the buffer }
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procedure close;
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{ temporary closing }
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procedure tempclose;
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procedure tempreopen;
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{ goto the given position }
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procedure seek(l : longint);
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{ installes an user defined buffer }
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{ and releases the old one, but be }
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{ careful, if the old buffer contains }
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{ data, this data is lost }
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procedure setbuf(p : pchar;s : longint);
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{ reads the file time stamp of the file, }
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{ the file must be opened }
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function getftime : longint;
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{ returns filesize }
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function getsize : longint;
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{ returns the path }
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function getpath : string;
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{ resets the crc }
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procedure clear_crc;
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{ returns the crc }
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function getcrc : longint;
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end;
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{$endif BUFFEREDFILE}
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{$ifdef fixLeaksOnError}
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PStackItem = ^TStackItem;
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TStackItem = record
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next: PStackItem;
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data: pointer;
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end;
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PStack = ^TStack;
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TStack = object
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constructor init;
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destructor done;
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procedure push(p: pointer);
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function pop: pointer;
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function top: pointer;
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function isEmpty: boolean;
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private
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head: PStackItem;
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end;
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{$endif fixLeaksOnError}
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function getspeedvalue(const s : string) : longint;
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{ releases the string p and assignes nil to p }
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{ if p=nil then freemem isn't called }
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procedure stringdispose(var p : pstring);
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{ idem for ansistrings }
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procedure ansistringdispose(var p : pchar;length : longint);
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{ allocates mem for a copy of s, copies s to this mem and returns }
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{ a pointer to this mem }
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function stringdup(const s : string) : pstring;
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{ allocates memory for s and copies s as zero terminated string
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to that mem and returns a pointer to that mem }
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function strpnew(const s : string) : pchar;
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procedure strdispose(var p : pchar);
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{ makes a char lowercase, with spanish, french and german char set }
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function lowercase(c : char) : char;
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{ makes zero terminated string to a pascal string }
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{ the data in p is modified and p is returned }
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function pchar2pstring(p : pchar) : pstring;
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{ ambivalent to pchar2pstring }
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function pstring2pchar(p : pstring) : pchar;
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implementation
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uses
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comphook;
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{*****************************************************************************
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Memory debug
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*****************************************************************************}
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constructor tmemdebug.init(const s:string);
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begin
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infostr:=s;
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{$ifdef Delphi}
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startmem:=0;
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{$else}
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startmem:=memavail;
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{$endif Delphi}
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end;
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procedure tmemdebug.show;
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var
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l : longint;
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begin
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{$ifndef Delphi}
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write('memory [',infostr,'] ');
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l:=memavail;
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if l>startmem then
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writeln(l-startmem,' released')
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else
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writeln(startmem-l,' allocated');
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{$endif Delphi}
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end;
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destructor tmemdebug.done;
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begin
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show;
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end;
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{*****************************************************************************
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Stack
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*****************************************************************************}
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{$ifdef fixLeaksOnError}
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constructor TStack.init;
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begin
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head := nil;
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end;
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procedure TStack.push(p: pointer);
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var s: PStackItem;
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begin
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new(s);
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s^.data := p;
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s^.next := head;
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head := s;
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end;
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function TStack.pop: pointer;
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var s: PStackItem;
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begin
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pop := top;
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if assigned(head) then
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begin
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s := head^.next;
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dispose(head);
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head := s;
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end
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end;
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function TStack.top: pointer;
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begin
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if not isEmpty then
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top := head^.data
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else top := NIL;
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end;
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function TStack.isEmpty: boolean;
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begin
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isEmpty := head = nil;
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end;
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destructor TStack.done;
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var temp: PStackItem;
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begin
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while head <> nil do
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begin
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temp := head^.next;
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dispose(head);
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head := temp;
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end;
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end;
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{$endif fixLeaksOnError}
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{$ifndef OLDSPEEDVALUE}
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{*****************************************************************************
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Crc 32
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*****************************************************************************}
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var
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Crc32Tbl : array[0..255] of longint;
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procedure MakeCRC32Tbl;
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var
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crc : longint;
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i,n : byte;
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begin
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for i:=0 to 255 do
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begin
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crc:=i;
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for n:=1 to 8 do
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if odd(crc) then
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crc:=(crc shr 1) xor longint($edb88320)
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else
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crc:=crc shr 1;
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Crc32Tbl[i]:=crc;
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end;
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end;
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{$ifopt R+}
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{$define Range_check_on}
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{$endif opt R+}
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{$R- needed here }
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{CRC 32}
|
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Function GetSpeedValue(Const s:String):longint;
|
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var
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i,InitCrc : longint;
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begin
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if Crc32Tbl[1]=0 then
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MakeCrc32Tbl;
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InitCrc:=$ffffffff;
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for i:=1 to Length(s) do
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InitCrc:=Crc32Tbl[byte(InitCrc) xor ord(s[i])] xor (InitCrc shr 8);
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GetSpeedValue:=InitCrc;
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end;
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{$ifdef Range_check_on}
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{$R+}
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{$undef Range_check_on}
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{$endif Range_check_on}
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{$else}
|
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|
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{$ifndef TP}
|
|
function getspeedvalue(const s : string) : longint;
|
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var
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p1,p2:^byte;
|
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i : longint;
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begin
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p1:=@s;
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longint(p2):=longint(p1)+p1^+1;
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inc(longint(p1));
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i:=0;
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while p1<>p2 do
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begin
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i:=i + ord(p1^);
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inc(longint(p1));
|
|
end;
|
|
getspeedvalue:=i;
|
|
end;
|
|
{$else}
|
|
function getspeedvalue(const s : string) : longint;
|
|
type
|
|
ptrrec=record
|
|
ofs,seg:word;
|
|
end;
|
|
var
|
|
l,w : longint;
|
|
p1,p2 : ^byte;
|
|
begin
|
|
p1:=@s;
|
|
ptrrec(p2).seg:=ptrrec(p1).seg;
|
|
ptrrec(p2).ofs:=ptrrec(p1).ofs+p1^+1;
|
|
inc(p1);
|
|
l:=0;
|
|
while p1<>p2 do
|
|
begin
|
|
l:=l + ord(p1^);
|
|
inc(p1);
|
|
end;
|
|
getspeedvalue:=l;
|
|
end;
|
|
{$endif}
|
|
|
|
{$endif OLDSPEEDVALUE}
|
|
|
|
|
|
function pchar2pstring(p : pchar) : pstring;
|
|
var
|
|
w,i : longint;
|
|
begin
|
|
w:=strlen(p);
|
|
for i:=w-1 downto 0 do
|
|
p[i+1]:=p[i];
|
|
p[0]:=chr(w);
|
|
pchar2pstring:=pstring(p);
|
|
end;
|
|
|
|
|
|
function pstring2pchar(p : pstring) : pchar;
|
|
var
|
|
w,i : longint;
|
|
begin
|
|
w:=length(p^);
|
|
for i:=1 to w do
|
|
p^[i-1]:=p^[i];
|
|
p^[w]:=#0;
|
|
pstring2pchar:=pchar(p);
|
|
end;
|
|
|
|
|
|
function lowercase(c : char) : char;
|
|
begin
|
|
case c of
|
|
#65..#90 : c := chr(ord (c) + 32);
|
|
#154 : c:=#129; { german }
|
|
#142 : c:=#132; { german }
|
|
#153 : c:=#148; { german }
|
|
#144 : c:=#130; { french }
|
|
#128 : c:=#135; { french }
|
|
#143 : c:=#134; { swedish/norge (?) }
|
|
#165 : c:=#164; { spanish }
|
|
#228 : c:=#229; { greek }
|
|
#226 : c:=#231; { greek }
|
|
#232 : c:=#227; { greek }
|
|
end;
|
|
lowercase := c;
|
|
end;
|
|
|
|
|
|
function strpnew(const s : string) : pchar;
|
|
var
|
|
p : pchar;
|
|
begin
|
|
getmem(p,length(s)+1);
|
|
strpcopy(p,s);
|
|
strpnew:=p;
|
|
end;
|
|
|
|
|
|
procedure strdispose(var p : pchar);
|
|
begin
|
|
if assigned(p) then
|
|
begin
|
|
freemem(p,strlen(p)+1);
|
|
p:=nil;
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure stringdispose(var p : pstring);
|
|
begin
|
|
if assigned(p) then
|
|
freemem(p,length(p^)+1);
|
|
p:=nil;
|
|
end;
|
|
|
|
|
|
procedure ansistringdispose(var p : pchar;length : longint);
|
|
begin
|
|
if assigned(p) then
|
|
freemem(p,length+1);
|
|
p:=nil;
|
|
end;
|
|
|
|
|
|
function stringdup(const s : string) : pstring;
|
|
var
|
|
p : pstring;
|
|
begin
|
|
getmem(p,length(s)+1);
|
|
p^:=s;
|
|
stringdup:=p;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
TStringQueue
|
|
****************************************************************************}
|
|
|
|
constructor TStringQueue.Init;
|
|
begin
|
|
first:=nil;
|
|
last:=nil;
|
|
end;
|
|
|
|
|
|
function TStringQueue.Empty:boolean;
|
|
begin
|
|
Empty:=(first=nil);
|
|
end;
|
|
|
|
|
|
function TStringQueue.Get:string;
|
|
var
|
|
newnode : pstringqueueitem;
|
|
begin
|
|
if first=nil then
|
|
begin
|
|
Get:='';
|
|
exit;
|
|
end;
|
|
Get:=first^.data^;
|
|
stringdispose(first^.data);
|
|
newnode:=first;
|
|
first:=first^.next;
|
|
dispose(newnode);
|
|
end;
|
|
|
|
|
|
function TStringQueue.Find(const s:string):PStringqueueItem;
|
|
var
|
|
p : PStringqueueItem;
|
|
begin
|
|
p:=first;
|
|
while assigned(p) do
|
|
begin
|
|
if p^.data^=s then
|
|
break;
|
|
p:=p^.next;
|
|
end;
|
|
Find:=p;
|
|
end;
|
|
|
|
|
|
function TStringQueue.Delete(const s:string):boolean;
|
|
var
|
|
prev,p : PStringqueueItem;
|
|
begin
|
|
Delete:=false;
|
|
prev:=nil;
|
|
p:=first;
|
|
while assigned(p) do
|
|
begin
|
|
if p^.data^=s then
|
|
begin
|
|
if p=last then
|
|
last:=prev;
|
|
if assigned(prev) then
|
|
prev^.next:=p^.next
|
|
else
|
|
first:=p^.next;
|
|
dispose(p);
|
|
Delete:=true;
|
|
exit;
|
|
end;
|
|
prev:=p;
|
|
p:=p^.next;
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure TStringQueue.Insert(const s:string);
|
|
var
|
|
newnode : pstringqueueitem;
|
|
begin
|
|
new(newnode);
|
|
newnode^.next:=first;
|
|
newnode^.data:=stringdup(s);
|
|
first:=newnode;
|
|
if last=nil then
|
|
last:=newnode;
|
|
end;
|
|
|
|
|
|
procedure TStringQueue.Concat(const s:string);
|
|
var
|
|
newnode : pstringqueueitem;
|
|
begin
|
|
new(newnode);
|
|
newnode^.next:=nil;
|
|
newnode^.data:=stringdup(s);
|
|
if first=nil then
|
|
first:=newnode
|
|
else
|
|
last^.next:=newnode;
|
|
last:=newnode;
|
|
end;
|
|
|
|
|
|
procedure TStringQueue.Clear;
|
|
var
|
|
newnode : pstringqueueitem;
|
|
begin
|
|
while (first<>nil) do
|
|
begin
|
|
newnode:=first;
|
|
stringdispose(first^.data);
|
|
first:=first^.next;
|
|
dispose(newnode);
|
|
end;
|
|
last:=nil;
|
|
end;
|
|
|
|
|
|
destructor TStringQueue.Done;
|
|
begin
|
|
Clear;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
TContainerItem
|
|
****************************************************************************}
|
|
|
|
constructor TContainerItem.Init;
|
|
begin
|
|
end;
|
|
|
|
|
|
destructor TContainerItem.Done;
|
|
begin
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
TStringContainerItem
|
|
****************************************************************************}
|
|
|
|
constructor TStringContainerItem.Init(const s:string);
|
|
begin
|
|
inherited Init;
|
|
data:=stringdup(s);
|
|
file_info.fileindex:=0;
|
|
file_info.line:=0;
|
|
file_info.column:=0;
|
|
end;
|
|
|
|
|
|
constructor TStringContainerItem.Init_TokenInfo(const s:string;const pos:tfileposinfo);
|
|
begin
|
|
inherited Init;
|
|
data:=stringdup(s);
|
|
file_info:=pos;
|
|
end;
|
|
|
|
|
|
destructor TStringContainerItem.Done;
|
|
begin
|
|
stringdispose(data);
|
|
end;
|
|
|
|
|
|
|
|
{****************************************************************************
|
|
TCONTAINER
|
|
****************************************************************************}
|
|
|
|
constructor tcontainer.init;
|
|
begin
|
|
root:=nil;
|
|
last:=nil;
|
|
end;
|
|
|
|
|
|
destructor tcontainer.done;
|
|
begin
|
|
clear;
|
|
end;
|
|
|
|
|
|
function tcontainer.empty:boolean;
|
|
begin
|
|
empty:=(root=nil);
|
|
end;
|
|
|
|
|
|
procedure tcontainer.insert(item:pcontaineritem);
|
|
begin
|
|
item^.next:=nil;
|
|
if root=nil then
|
|
root:=item
|
|
else
|
|
last^.next:=item;
|
|
last:=item;
|
|
end;
|
|
|
|
|
|
procedure tcontainer.clear;
|
|
var
|
|
newnode : pcontaineritem;
|
|
begin
|
|
newnode:=root;
|
|
while assigned(newnode) do
|
|
begin
|
|
root:=newnode^.next;
|
|
dispose(newnode,done);
|
|
newnode:=root;
|
|
end;
|
|
last:=nil;
|
|
root:=nil;
|
|
end;
|
|
|
|
|
|
function tcontainer.get:pcontaineritem;
|
|
begin
|
|
if root=nil then
|
|
get:=nil
|
|
else
|
|
begin
|
|
get:=root;
|
|
root:=root^.next;
|
|
end;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
TSTRINGCONTAINER
|
|
****************************************************************************}
|
|
|
|
constructor tstringcontainer.init;
|
|
begin
|
|
inherited init;
|
|
doubles:=true;
|
|
end;
|
|
|
|
|
|
constructor tstringcontainer.init_no_double;
|
|
begin
|
|
inherited init;
|
|
doubles:=false;
|
|
end;
|
|
|
|
|
|
procedure tstringcontainer.insert(const s : string);
|
|
var
|
|
newnode : pstringcontaineritem;
|
|
begin
|
|
if (s='') or
|
|
((not doubles) and find(s)) then
|
|
exit;
|
|
new(newnode,init(s));
|
|
inherited insert(newnode);
|
|
end;
|
|
|
|
|
|
procedure tstringcontainer.insert_with_tokeninfo(const s : string; const file_info : tfileposinfo);
|
|
var
|
|
newnode : pstringcontaineritem;
|
|
begin
|
|
if (not doubles) and find(s) then
|
|
exit;
|
|
new(newnode,init_tokeninfo(s,file_info));
|
|
inherited insert(newnode);
|
|
end;
|
|
|
|
|
|
function tstringcontainer.get : string;
|
|
var
|
|
p : pstringcontaineritem;
|
|
begin
|
|
p:=pstringcontaineritem(inherited get);
|
|
if p=nil then
|
|
get:=''
|
|
else
|
|
begin
|
|
get:=p^.data^;
|
|
dispose(p,done);
|
|
end;
|
|
end;
|
|
|
|
|
|
function tstringcontainer.get_with_tokeninfo(var file_info : tfileposinfo) : string;
|
|
var
|
|
p : pstringcontaineritem;
|
|
begin
|
|
p:=pstringcontaineritem(inherited get);
|
|
if p=nil then
|
|
begin
|
|
get_with_tokeninfo:='';
|
|
file_info.fileindex:=0;
|
|
file_info.line:=0;
|
|
file_info.column:=0;
|
|
end
|
|
else
|
|
begin
|
|
get_with_tokeninfo:=p^.data^;
|
|
file_info:=p^.file_info;
|
|
dispose(p,done);
|
|
end;
|
|
end;
|
|
|
|
|
|
function tstringcontainer.find(const s:string):boolean;
|
|
var
|
|
newnode : pstringcontaineritem;
|
|
begin
|
|
find:=false;
|
|
newnode:=pstringcontaineritem(root);
|
|
while assigned(newnode) do
|
|
begin
|
|
if newnode^.data^=s then
|
|
begin
|
|
find:=true;
|
|
exit;
|
|
end;
|
|
newnode:=pstringcontaineritem(newnode^.next);
|
|
end;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
TLINKEDLIST_ITEM
|
|
****************************************************************************}
|
|
|
|
constructor tlinkedlist_item.init;
|
|
begin
|
|
previous:=nil;
|
|
next:=nil;
|
|
end;
|
|
|
|
|
|
destructor tlinkedlist_item.done;
|
|
begin
|
|
end;
|
|
|
|
|
|
function tlinkedlist_item.getcopy:plinkedlist_item;
|
|
var
|
|
l : longint;
|
|
p : plinkedlist_item;
|
|
begin
|
|
l:=sizeof(self);
|
|
getmem(p,l);
|
|
move(self,p^,l);
|
|
getcopy:=p;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
TSTRING_ITEM
|
|
****************************************************************************}
|
|
|
|
constructor tstring_item.init(const s : string);
|
|
begin
|
|
str:=stringdup(s);
|
|
end;
|
|
|
|
|
|
destructor tstring_item.done;
|
|
begin
|
|
stringdispose(str);
|
|
inherited done;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
TLINKEDLIST
|
|
****************************************************************************}
|
|
|
|
constructor tlinkedlist.init;
|
|
begin
|
|
first:=nil;
|
|
last:=nil;
|
|
end;
|
|
|
|
|
|
destructor tlinkedlist.done;
|
|
|
|
begin
|
|
clear;
|
|
end;
|
|
|
|
destructor tlinkedlist.done_noclear;
|
|
|
|
begin
|
|
end;
|
|
|
|
procedure tlinkedlist.clear;
|
|
var
|
|
newnode : plinkedlist_item;
|
|
begin
|
|
newnode:=first;
|
|
while assigned(newnode) do
|
|
begin
|
|
first:=newnode^.next;
|
|
dispose(newnode,done);
|
|
newnode:=first;
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure tlinkedlist.insertlist(p : plinkedlist);
|
|
begin
|
|
{ empty list ? }
|
|
if not(assigned(p^.first)) then
|
|
exit;
|
|
|
|
p^.last^.next:=first;
|
|
|
|
{ we have a double linked list }
|
|
if assigned(first) then
|
|
first^.previous:=p^.last;
|
|
|
|
first:=p^.first;
|
|
|
|
if not(assigned(last)) then
|
|
last:=p^.last;
|
|
|
|
{ p becomes empty }
|
|
p^.first:=nil;
|
|
p^.last:=nil;
|
|
end;
|
|
|
|
|
|
procedure tlinkedlist.concat(p : plinkedlist_item);
|
|
begin
|
|
if not(assigned(first)) then
|
|
begin
|
|
first:=p;
|
|
p^.previous:=nil;
|
|
p^.next:=nil;
|
|
end
|
|
else
|
|
begin
|
|
last^.next:=p;
|
|
p^.previous:=last;
|
|
p^.next:=nil;
|
|
end;
|
|
last:=p;
|
|
end;
|
|
|
|
|
|
procedure tlinkedlist.insert(p : plinkedlist_item);
|
|
begin
|
|
if not(assigned(first)) then
|
|
begin
|
|
last:=p;
|
|
p^.previous:=nil;
|
|
p^.next:=nil;
|
|
end
|
|
else
|
|
begin
|
|
first^.previous:=p;
|
|
p^.previous:=nil;
|
|
p^.next:=first;
|
|
end;
|
|
first:=p;
|
|
end;
|
|
|
|
|
|
procedure tlinkedlist.remove(p : plinkedlist_item);
|
|
begin
|
|
if not(assigned(p)) then
|
|
exit;
|
|
if (first=p) and (last=p) then
|
|
begin
|
|
first:=nil;
|
|
last:=nil;
|
|
end
|
|
else if first=p then
|
|
begin
|
|
first:=p^.next;
|
|
if assigned(first) then
|
|
first^.previous:=nil;
|
|
end
|
|
else if last=p then
|
|
begin
|
|
last:=last^.previous;
|
|
if assigned(last) then
|
|
last^.next:=nil;
|
|
end
|
|
else
|
|
begin
|
|
p^.previous^.next:=p^.next;
|
|
p^.next^.previous:=p^.previous;
|
|
end;
|
|
p^.next:=nil;
|
|
p^.previous:=nil;
|
|
end;
|
|
|
|
|
|
procedure tlinkedlist.concatlist(p : plinkedlist);
|
|
begin
|
|
if not(assigned(p^.first)) then
|
|
exit;
|
|
|
|
if not(assigned(first)) then
|
|
first:=p^.first
|
|
else
|
|
begin
|
|
last^.next:=p^.first;
|
|
p^.first^.previous:=last;
|
|
end;
|
|
|
|
last:=p^.last;
|
|
|
|
{ make p empty }
|
|
p^.last:=nil;
|
|
p^.first:=nil;
|
|
end;
|
|
|
|
|
|
procedure tlinkedlist.concatlistcopy(p : plinkedlist);
|
|
var
|
|
newnode,newnode2 : plinkedlist_item;
|
|
begin
|
|
newnode:=p^.first;
|
|
while assigned(newnode) do
|
|
begin
|
|
newnode2:=newnode^.getcopy;
|
|
if assigned(newnode2) then
|
|
begin
|
|
if not(assigned(first)) then
|
|
begin
|
|
first:=newnode2;
|
|
newnode2^.previous:=nil;
|
|
newnode2^.next:=nil;
|
|
end
|
|
else
|
|
begin
|
|
last^.next:=newnode2;
|
|
newnode2^.previous:=last;
|
|
newnode2^.next:=nil;
|
|
end;
|
|
last:=newnode2;
|
|
end;
|
|
newnode:=newnode^.next;
|
|
end;
|
|
end;
|
|
|
|
|
|
function tlinkedlist.empty:boolean;
|
|
begin
|
|
empty:=(first=nil);
|
|
end;
|
|
|
|
|
|
function tlinkedlist.count:longint;
|
|
var
|
|
i : longint;
|
|
hp : plinkedlist_item;
|
|
begin
|
|
hp:=first;
|
|
i:=0;
|
|
while assigned(hp) do
|
|
begin
|
|
inc(i);
|
|
hp:=hp^.next;
|
|
end;
|
|
count:=i;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
Tnamedindexobject
|
|
****************************************************************************}
|
|
|
|
constructor Tnamedindexobject.init;
|
|
begin
|
|
{ index }
|
|
indexnr:=-1;
|
|
next:=nil;
|
|
{ dictionary }
|
|
left:=nil;
|
|
right:=nil;
|
|
_name:=nil;
|
|
speedvalue:=-1;
|
|
end;
|
|
|
|
constructor Tnamedindexobject.initname(const n:string);
|
|
begin
|
|
{ index }
|
|
indexnr:=-1;
|
|
next:=nil;
|
|
{ dictionary }
|
|
left:=nil;
|
|
right:=nil;
|
|
speedvalue:=-1;
|
|
_name:=stringdup(n);
|
|
end;
|
|
|
|
destructor Tnamedindexobject.done;
|
|
begin
|
|
stringdispose(_name);
|
|
end;
|
|
|
|
procedure Tnamedindexobject.setname(const n:string);
|
|
begin
|
|
if speedvalue=-1 then
|
|
begin
|
|
if assigned(_name) then
|
|
stringdispose(_name);
|
|
_name:=stringdup(n);
|
|
end;
|
|
end;
|
|
|
|
function Tnamedindexobject.name:string;
|
|
begin
|
|
if assigned(_name) then
|
|
name:=_name^
|
|
else
|
|
name:='';
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
TDICTIONARY
|
|
****************************************************************************}
|
|
|
|
constructor Tdictionary.init;
|
|
begin
|
|
root:=nil;
|
|
hasharray:=nil;
|
|
noclear:=false;
|
|
replace_existing:=false;
|
|
end;
|
|
|
|
|
|
procedure Tdictionary.usehash;
|
|
begin
|
|
if not(assigned(root)) and
|
|
not(assigned(hasharray)) then
|
|
begin
|
|
new(hasharray);
|
|
fillchar(hasharray^,sizeof(hasharray^),0);
|
|
end;
|
|
end;
|
|
|
|
|
|
destructor Tdictionary.done;
|
|
begin
|
|
if not noclear then
|
|
clear;
|
|
if assigned(hasharray) then
|
|
dispose(hasharray);
|
|
end;
|
|
|
|
|
|
procedure Tdictionary.cleartree(obj:Pnamedindexobject);
|
|
begin
|
|
if assigned(obj^.left) then
|
|
cleartree(obj^.left);
|
|
if assigned(obj^.right) then
|
|
cleartree(obj^.right);
|
|
dispose(obj,done);
|
|
obj:=nil;
|
|
end;
|
|
|
|
|
|
procedure Tdictionary.clear;
|
|
var
|
|
w : longint;
|
|
begin
|
|
if assigned(root) then
|
|
cleartree(root);
|
|
if assigned(hasharray) then
|
|
for w:=-hasharraysize to hasharraysize do
|
|
if assigned(hasharray^[w]) then
|
|
cleartree(hasharray^[w]);
|
|
end;
|
|
|
|
function Tdictionary.delete(const s:string):Pnamedindexobject;
|
|
|
|
var p,speedvalue:longint;
|
|
n:Pnamedindexobject;
|
|
|
|
procedure insert_right_bottom(var root,Atree:Pnamedindexobject);
|
|
|
|
begin
|
|
while root^.right<>nil do
|
|
root:=root^.right;
|
|
root^.right:=Atree;
|
|
end;
|
|
|
|
function delete_from_tree(root:Pnamedindexobject):Pnamedindexobject;
|
|
|
|
type leftright=(left,right);
|
|
|
|
var lr:leftright;
|
|
oldroot:Pnamedindexobject;
|
|
|
|
begin
|
|
oldroot:=nil;
|
|
while (root<>nil) and (root^.speedvalue<>speedvalue) do
|
|
begin
|
|
oldroot:=root;
|
|
if speedvalue<root^.speedvalue then
|
|
begin
|
|
root:=root^.right;
|
|
lr:=right;
|
|
end
|
|
else
|
|
begin
|
|
root:=root^.left;
|
|
lr:=left;
|
|
end;
|
|
end;
|
|
while (root<>nil) and (root^._name^<>s) do
|
|
begin
|
|
oldroot:=root;
|
|
if s<root^._name^ then
|
|
begin
|
|
root:=root^.right;
|
|
lr:=right;
|
|
end
|
|
else
|
|
begin
|
|
root:=root^.left;
|
|
lr:=left;
|
|
end;
|
|
end;
|
|
if (oldroot=nil) or (root=nil) then
|
|
do_internalerror(218); {Internalerror is not available...}
|
|
if root^.left<>nil then
|
|
begin
|
|
{Now the node pointing to root must point to the left
|
|
subtree of root. The right subtree of root must be
|
|
connected to the right bottom of the left subtree.}
|
|
if lr=left then
|
|
oldroot^.left:=root^.left
|
|
else
|
|
oldroot^.right:=root^.left;
|
|
if root^.right<>nil then
|
|
insert_right_bottom(root^.left,root^.right);
|
|
end
|
|
else
|
|
{There is no left subtree. So we can just replace the node to
|
|
delete with the right subtree.}
|
|
if lr=left then
|
|
oldroot^.left:=root^.right
|
|
else
|
|
oldroot^.right:=root^.right;
|
|
delete_from_tree:=root;
|
|
end;
|
|
|
|
begin
|
|
speedvalue:=getspeedvalue(s);
|
|
n:=root;
|
|
if assigned(hasharray) then
|
|
begin
|
|
{First, check if the node to delete directly located under
|
|
the hasharray.}
|
|
p:=speedvalue mod hasharraysize;
|
|
n:=hasharray^[p];
|
|
if (n<>nil) and (n^.speedvalue=speedvalue) and
|
|
(n^._name^=s) then
|
|
begin
|
|
{The node to delete is directly located under the
|
|
hasharray. Make the hasharray point to the left
|
|
subtree of the node and place the right subtree on
|
|
the right-bottom of the left subtree.}
|
|
if n^.left<>nil then
|
|
begin
|
|
hasharray^[p]:=n^.left;
|
|
if n^.right<>nil then
|
|
insert_right_bottom(n^.left,n^.right);
|
|
end
|
|
else
|
|
hasharray^[p]:=n^.right;
|
|
delete:=n;
|
|
exit;
|
|
end;
|
|
end
|
|
else
|
|
begin
|
|
{First check if the node to delete is the root.}
|
|
if (root<>nil) and (n^.speedvalue=speedvalue)
|
|
and (n^._name^=s) then
|
|
begin
|
|
if n^.left<>nil then
|
|
begin
|
|
root:=n^.left;
|
|
if n^.right<>nil then
|
|
insert_right_bottom(n^.left,n^.right);
|
|
end
|
|
else
|
|
root:=n^.right;
|
|
delete:=n;
|
|
exit;
|
|
end;
|
|
end;
|
|
delete:=delete_from_tree(n);
|
|
end;
|
|
|
|
function Tdictionary.empty:boolean;
|
|
var
|
|
w : longint;
|
|
begin
|
|
if assigned(hasharray) then
|
|
begin
|
|
empty:=false;
|
|
for w:=-hasharraysize to hasharraysize do
|
|
if assigned(hasharray^[w]) then
|
|
exit;
|
|
empty:=true;
|
|
end
|
|
else
|
|
empty:=(root=nil);
|
|
end;
|
|
|
|
|
|
procedure Tdictionary.foreach(proc2call:Tnamedindexcallback);
|
|
|
|
procedure a(p:Pnamedindexobject);
|
|
begin
|
|
proc2call(p);
|
|
if assigned(p^.left) then
|
|
a(p^.left);
|
|
if assigned(p^.right) then
|
|
a(p^.right);
|
|
end;
|
|
|
|
var
|
|
i : longint;
|
|
begin
|
|
if assigned(hasharray) then
|
|
begin
|
|
for i:=-hasharraysize to hasharraysize do
|
|
if assigned(hasharray^[i]) then
|
|
a(hasharray^[i]);
|
|
end
|
|
else
|
|
if assigned(root) then
|
|
a(root);
|
|
end;
|
|
|
|
|
|
function Tdictionary.insert(obj:Pnamedindexobject):Pnamedindexobject;
|
|
begin
|
|
obj^.speedvalue:=getspeedvalue(obj^._name^);
|
|
if assigned(hasharray) then
|
|
insert:=insertnode(obj,hasharray^[obj^.speedvalue mod hasharraysize])
|
|
else
|
|
insert:=insertnode(obj,root);
|
|
end;
|
|
|
|
|
|
function tdictionary.insertnode(newnode:Pnamedindexobject;var currnode:Pnamedindexobject):Pnamedindexobject;
|
|
begin
|
|
if currnode=nil then
|
|
begin
|
|
currnode:=newnode;
|
|
insertnode:=newnode;
|
|
end
|
|
{ first check speedvalue, to allow a fast insert }
|
|
else
|
|
if currnode^.speedvalue>newnode^.speedvalue then
|
|
insertnode:=insertnode(newnode,currnode^.right)
|
|
else
|
|
if currnode^.speedvalue<newnode^.speedvalue then
|
|
insertnode:=insertnode(newnode,currnode^.left)
|
|
else
|
|
begin
|
|
if currnode^._name^>newnode^._name^ then
|
|
insertnode:=insertnode(newnode,currnode^.right)
|
|
else
|
|
if currnode^._name^<newnode^._name^ then
|
|
insertnode:=insertnode(newnode,currnode^.left)
|
|
else
|
|
begin
|
|
if replace_existing and
|
|
assigned(currnode) then
|
|
begin
|
|
newnode^.left:=currnode^.left;
|
|
newnode^.right:=currnode^.right;
|
|
currnode:=newnode;
|
|
insertnode:=newnode;
|
|
end
|
|
else
|
|
insertnode:=currnode;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
|
|
procedure tdictionary.inserttree(currtree,currroot:Pnamedindexobject);
|
|
begin
|
|
if assigned(currtree) then
|
|
begin
|
|
inserttree(currtree^.left,currroot);
|
|
inserttree(currtree^.right,currroot);
|
|
currtree^.right:=nil;
|
|
currtree^.left:=nil;
|
|
insertnode(currtree,currroot);
|
|
end;
|
|
end;
|
|
|
|
|
|
function tdictionary.rename(const olds,news : string):Pnamedindexobject;
|
|
var
|
|
spdval : longint;
|
|
lasthp,
|
|
hp,hp2,hp3 : Pnamedindexobject;
|
|
begin
|
|
spdval:=getspeedvalue(olds);
|
|
if assigned(hasharray) then
|
|
hp:=hasharray^[spdval mod hasharraysize]
|
|
else
|
|
hp:=root;
|
|
lasthp:=nil;
|
|
while assigned(hp) do
|
|
begin
|
|
if spdval>hp^.speedvalue then
|
|
begin
|
|
lasthp:=hp;
|
|
hp:=hp^.left
|
|
end
|
|
else
|
|
if spdval<hp^.speedvalue then
|
|
begin
|
|
lasthp:=hp;
|
|
hp:=hp^.right
|
|
end
|
|
else
|
|
begin
|
|
if (hp^.name=olds) then
|
|
begin
|
|
{ get in hp2 the replacer for the root or hasharr }
|
|
hp2:=hp^.left;
|
|
hp3:=hp^.right;
|
|
if not assigned(hp2) then
|
|
begin
|
|
hp2:=hp^.right;
|
|
hp3:=hp^.left;
|
|
end;
|
|
{ remove entry from the tree }
|
|
if assigned(lasthp) then
|
|
begin
|
|
if lasthp^.left=hp then
|
|
lasthp^.left:=hp2
|
|
else
|
|
lasthp^.right:=hp2;
|
|
end
|
|
else
|
|
begin
|
|
if assigned(hasharray) then
|
|
hasharray^[spdval mod hasharraysize]:=hp2
|
|
else
|
|
root:=hp2;
|
|
end;
|
|
{ reinsert the hp3 in the tree from hp2 }
|
|
inserttree(hp3,hp2);
|
|
{ reset node with new values }
|
|
stringdispose(hp^._name);
|
|
hp^._name:=stringdup(news);
|
|
hp^.speedvalue:=getspeedvalue(news);
|
|
hp^.left:=nil;
|
|
hp^.right:=nil;
|
|
{ reinsert }
|
|
if assigned(hasharray) then
|
|
rename:=insertnode(hp,hasharray^[hp^.speedvalue mod hasharraysize])
|
|
else
|
|
rename:=insertnode(hp,root);
|
|
exit;
|
|
end
|
|
else
|
|
if olds>hp^.name then
|
|
begin
|
|
lasthp:=hp;
|
|
hp:=hp^.left
|
|
end
|
|
else
|
|
begin
|
|
lasthp:=hp;
|
|
hp:=hp^.right;
|
|
end;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
|
|
function Tdictionary.search(const s:string):Pnamedindexobject;
|
|
begin
|
|
search:=speedsearch(s,getspeedvalue(s));
|
|
end;
|
|
|
|
|
|
function Tdictionary.speedsearch(const s:string;speedvalue:longint):Pnamedindexobject;
|
|
var
|
|
newnode:Pnamedindexobject;
|
|
begin
|
|
if assigned(hasharray) then
|
|
newnode:=hasharray^[speedvalue mod hasharraysize]
|
|
else
|
|
newnode:=root;
|
|
while assigned(newnode) do
|
|
begin
|
|
if speedvalue>newnode^.speedvalue then
|
|
newnode:=newnode^.left
|
|
else
|
|
if speedvalue<newnode^.speedvalue then
|
|
newnode:=newnode^.right
|
|
else
|
|
begin
|
|
if (newnode^._name^=s) then
|
|
begin
|
|
speedsearch:=newnode;
|
|
exit;
|
|
end
|
|
else
|
|
if s>newnode^._name^ then
|
|
newnode:=newnode^.left
|
|
else
|
|
newnode:=newnode^.right;
|
|
end;
|
|
end;
|
|
speedsearch:=nil;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
tdynamicarray
|
|
****************************************************************************}
|
|
|
|
constructor tdynamicarray.init(Aelemlen,Agrow:longint);
|
|
begin
|
|
posn:=0;
|
|
count:=0;
|
|
limit:=0;
|
|
data:=nil;
|
|
elemlen:=Aelemlen;
|
|
growcount:=Agrow;
|
|
grow;
|
|
end;
|
|
|
|
function tdynamicarray.size:longint;
|
|
begin
|
|
size:=limit*elemlen;
|
|
end;
|
|
|
|
function tdynamicarray.usedsize:longint;
|
|
begin
|
|
usedsize:=count*elemlen;
|
|
end;
|
|
|
|
procedure tdynamicarray.grow;
|
|
var
|
|
osize : longint;
|
|
odata : pchar;
|
|
begin
|
|
osize:=size;
|
|
odata:=data;
|
|
inc(limit,growcount);
|
|
getmem(data,size);
|
|
if assigned(odata) then
|
|
begin
|
|
move(odata^,data^,osize);
|
|
freemem(odata,osize);
|
|
end;
|
|
fillchar(data[osize],growcount*elemlen,0);
|
|
end;
|
|
|
|
procedure tdynamicarray.align(i:longint);
|
|
var
|
|
j : longint;
|
|
begin
|
|
j:=(posn*elemlen mod i);
|
|
if j<>0 then
|
|
begin
|
|
j:=i-j;
|
|
while limit<(posn+j) do
|
|
grow;
|
|
inc(posn,j);
|
|
if (posn>count) then
|
|
count:=posn;
|
|
end;
|
|
end;
|
|
|
|
procedure tdynamicarray.seek(i:longint);
|
|
begin
|
|
while limit<i do
|
|
grow;
|
|
posn:=i;
|
|
if (posn>count) then
|
|
count:=posn;
|
|
end;
|
|
|
|
procedure tdynamicarray.write(var d;len:longint);
|
|
begin
|
|
while limit<(posn+len) do
|
|
grow;
|
|
move(d,data[posn*elemlen],len*elemlen);
|
|
inc(posn,len);
|
|
if (posn>count) then
|
|
count:=posn;
|
|
end;
|
|
|
|
procedure tdynamicarray.read(var d;len:longint);
|
|
begin
|
|
move(data[posn*elemlen],d,len*elemlen);
|
|
inc(posn,len);
|
|
if (posn>count) then
|
|
count:=posn;
|
|
end;
|
|
|
|
procedure tdynamicarray.writepos(pos:longint;var d;len:longint);
|
|
begin
|
|
while limit<(pos+len) do
|
|
grow;
|
|
move(d,data[pos*elemlen],len*elemlen);
|
|
posn:=pos+len;
|
|
if (posn>count) then
|
|
count:=posn;
|
|
end;
|
|
|
|
procedure tdynamicarray.readpos(pos:longint;var d;len:longint);
|
|
begin
|
|
while limit<(pos+len) do
|
|
grow;
|
|
move(data[pos*elemlen],d,len*elemlen);
|
|
posn:=pos+len;
|
|
if (posn>count) then
|
|
count:=posn;
|
|
end;
|
|
|
|
destructor tdynamicarray.done;
|
|
begin
|
|
if assigned(data) then
|
|
freemem(data,size);
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
tindexarray
|
|
****************************************************************************}
|
|
|
|
|
|
constructor tindexarray.init(Agrowsize:longint);
|
|
begin
|
|
growsize:=Agrowsize;
|
|
size:=0;
|
|
count:=0;
|
|
data:=nil;
|
|
first:=nil;
|
|
end;
|
|
|
|
destructor tindexarray.done;
|
|
begin
|
|
if assigned(data) then
|
|
begin
|
|
clear;
|
|
freemem(data,size*4);
|
|
data:=nil;
|
|
end;
|
|
end;
|
|
|
|
function tindexarray.search(nr:longint):Pnamedindexobject;
|
|
begin
|
|
if nr<=count then
|
|
search:=data^[nr]
|
|
else
|
|
search:=nil;
|
|
end;
|
|
|
|
|
|
procedure tindexarray.clear;
|
|
var
|
|
i : longint;
|
|
begin
|
|
for i:=1 to count do
|
|
if assigned(data^[i]) then
|
|
begin
|
|
dispose(data^[i],done);
|
|
data^[i]:=nil;
|
|
end;
|
|
count:=0;
|
|
first:=nil;
|
|
end;
|
|
|
|
|
|
procedure tindexarray.foreach(proc2call : Tnamedindexcallback);
|
|
var
|
|
i : longint;
|
|
begin
|
|
for i:=1 to count do
|
|
if assigned(data^[i]) then
|
|
proc2call(data^[i]);
|
|
end;
|
|
|
|
|
|
procedure tindexarray.grow(gsize:longint);
|
|
var
|
|
osize : longint;
|
|
odata : Pnamedindexobjectarray;
|
|
begin
|
|
osize:=size;
|
|
odata:=data;
|
|
inc(size,gsize);
|
|
getmem(data,size*4);
|
|
if assigned(odata) then
|
|
begin
|
|
move(odata^,data^,osize*4);
|
|
freemem(odata,osize*4);
|
|
end;
|
|
fillchar(data^[osize+1],gsize*4,0);
|
|
end;
|
|
|
|
|
|
procedure tindexarray.deleteindex(p:Pnamedindexobject);
|
|
var
|
|
i : longint;
|
|
begin
|
|
i:=p^.indexnr;
|
|
{ update counter }
|
|
if i=count then
|
|
dec(count);
|
|
{ update linked list }
|
|
while (i>0) do
|
|
begin
|
|
dec(i);
|
|
if (i>0) and assigned(data^[i]) then
|
|
begin
|
|
data^[i]^.next:=data^[p^.indexnr]^.next;
|
|
break;
|
|
end;
|
|
end;
|
|
if i=0 then
|
|
first:=p^.next;
|
|
data^[p^.indexnr]:=nil;
|
|
{ clear entry }
|
|
p^.indexnr:=-1;
|
|
p^.next:=nil;
|
|
end;
|
|
|
|
|
|
procedure tindexarray.delete(p:Pnamedindexobject);
|
|
begin
|
|
deleteindex(p);
|
|
dispose(p,done);
|
|
p:=nil;
|
|
end;
|
|
|
|
|
|
procedure tindexarray.insert(p:Pnamedindexobject);
|
|
var
|
|
i : longint;
|
|
begin
|
|
if p^.indexnr=-1 then
|
|
begin
|
|
inc(count);
|
|
p^.indexnr:=count;
|
|
end;
|
|
if p^.indexnr>count then
|
|
count:=p^.indexnr;
|
|
if count>size then
|
|
grow(((count div growsize)+1)*growsize);
|
|
data^[p^.indexnr]:=p;
|
|
{ update linked list backward }
|
|
i:=p^.indexnr;
|
|
while (i>0) do
|
|
begin
|
|
dec(i);
|
|
if (i>0) and assigned(data^[i]) then
|
|
begin
|
|
data^[i]^.next:=p;
|
|
break;
|
|
end;
|
|
end;
|
|
if i=0 then
|
|
first:=p;
|
|
{ update linked list forward }
|
|
i:=p^.indexnr;
|
|
while (i<=count) do
|
|
begin
|
|
inc(i);
|
|
if (i<=count) and assigned(data^[i]) then
|
|
begin
|
|
p^.next:=data^[i];
|
|
exit;
|
|
end;
|
|
end;
|
|
if i>count then
|
|
p^.next:=nil;
|
|
end;
|
|
|
|
|
|
{$ifdef BUFFEREDFILE}
|
|
|
|
{****************************************************************************
|
|
TBUFFEREDFILE
|
|
****************************************************************************}
|
|
|
|
Const
|
|
crcseed = $ffffffff;
|
|
|
|
crctable : array[0..255] of longint = (
|
|
$00000000,$77073096,$ee0e612c,$990951ba,$076dc419,$706af48f,
|
|
$e963a535,$9e6495a3,$0edb8832,$79dcb8a4,$e0d5e91e,$97d2d988,
|
|
$09b64c2b,$7eb17cbd,$e7b82d07,$90bf1d91,$1db71064,$6ab020f2,
|
|
$f3b97148,$84be41de,$1adad47d,$6ddde4eb,$f4d4b551,$83d385c7,
|
|
$136c9856,$646ba8c0,$fd62f97a,$8a65c9ec,$14015c4f,$63066cd9,
|
|
$fa0f3d63,$8d080df5,$3b6e20c8,$4c69105e,$d56041e4,$a2677172,
|
|
$3c03e4d1,$4b04d447,$d20d85fd,$a50ab56b,$35b5a8fa,$42b2986c,
|
|
$dbbbc9d6,$acbcf940,$32d86ce3,$45df5c75,$dcd60dcf,$abd13d59,
|
|
$26d930ac,$51de003a,$c8d75180,$bfd06116,$21b4f4b5,$56b3c423,
|
|
$cfba9599,$b8bda50f,$2802b89e,$5f058808,$c60cd9b2,$b10be924,
|
|
$2f6f7c87,$58684c11,$c1611dab,$b6662d3d,$76dc4190,$01db7106,
|
|
$98d220bc,$efd5102a,$71b18589,$06b6b51f,$9fbfe4a5,$e8b8d433,
|
|
$7807c9a2,$0f00f934,$9609a88e,$e10e9818,$7f6a0dbb,$086d3d2d,
|
|
$91646c97,$e6635c01,$6b6b51f4,$1c6c6162,$856530d8,$f262004e,
|
|
$6c0695ed,$1b01a57b,$8208f4c1,$f50fc457,$65b0d9c6,$12b7e950,
|
|
$8bbeb8ea,$fcb9887c,$62dd1ddf,$15da2d49,$8cd37cf3,$fbd44c65,
|
|
$4db26158,$3ab551ce,$a3bc0074,$d4bb30e2,$4adfa541,$3dd895d7,
|
|
$a4d1c46d,$d3d6f4fb,$4369e96a,$346ed9fc,$ad678846,$da60b8d0,
|
|
$44042d73,$33031de5,$aa0a4c5f,$dd0d7cc9,$5005713c,$270241aa,
|
|
$be0b1010,$c90c2086,$5768b525,$206f85b3,$b966d409,$ce61e49f,
|
|
$5edef90e,$29d9c998,$b0d09822,$c7d7a8b4,$59b33d17,$2eb40d81,
|
|
$b7bd5c3b,$c0ba6cad,$edb88320,$9abfb3b6,$03b6e20c,$74b1d29a,
|
|
$ead54739,$9dd277af,$04db2615,$73dc1683,$e3630b12,$94643b84,
|
|
$0d6d6a3e,$7a6a5aa8,$e40ecf0b,$9309ff9d,$0a00ae27,$7d079eb1,
|
|
$f00f9344,$8708a3d2,$1e01f268,$6906c2fe,$f762575d,$806567cb,
|
|
$196c3671,$6e6b06e7,$fed41b76,$89d32be0,$10da7a5a,$67dd4acc,
|
|
$f9b9df6f,$8ebeeff9,$17b7be43,$60b08ed5,$d6d6a3e8,$a1d1937e,
|
|
$38d8c2c4,$4fdff252,$d1bb67f1,$a6bc5767,$3fb506dd,$48b2364b,
|
|
$d80d2bda,$af0a1b4c,$36034af6,$41047a60,$df60efc3,$a867df55,
|
|
$316e8eef,$4669be79,$cb61b38c,$bc66831a,$256fd2a0,$5268e236,
|
|
$cc0c7795,$bb0b4703,$220216b9,$5505262f,$c5ba3bbe,$b2bd0b28,
|
|
$2bb45a92,$5cb36a04,$c2d7ffa7,$b5d0cf31,$2cd99e8b,$5bdeae1d,
|
|
$9b64c2b0,$ec63f226,$756aa39c,$026d930a,$9c0906a9,$eb0e363f,
|
|
$72076785,$05005713,$95bf4a82,$e2b87a14,$7bb12bae,$0cb61b38,
|
|
$92d28e9b,$e5d5be0d,$7cdcefb7,$0bdbdf21,$86d3d2d4,$f1d4e242,
|
|
$68ddb3f8,$1fda836e,$81be16cd,$f6b9265b,$6fb077e1,$18b74777,
|
|
$88085ae6,$ff0f6a70,$66063bca,$11010b5c,$8f659eff,$f862ae69,
|
|
$616bffd3,$166ccf45,$a00ae278,$d70dd2ee,$4e048354,$3903b3c2,
|
|
$a7672661,$d06016f7,$4969474d,$3e6e77db,$aed16a4a,$d9d65adc,
|
|
$40df0b66,$37d83bf0,$a9bcae53,$debb9ec5,$47b2cf7f,$30b5ffe9,
|
|
$bdbdf21c,$cabac28a,$53b39330,$24b4a3a6,$bad03605,$cdd70693,
|
|
$54de5729,$23d967bf,$b3667a2e,$c4614ab8,$5d681b02,$2a6f2b94,
|
|
$b40bbe37,$c30c8ea1,$5a05df1b,$2d02ef8d);
|
|
|
|
constructor tbufferedfile.init(const filename : string;_bufsize : longint);
|
|
|
|
begin
|
|
assign(f,filename);
|
|
bufsize:=_bufsize;
|
|
bufpos:=0;
|
|
buflast:=0;
|
|
do_crc:=false;
|
|
iomode:=0;
|
|
tempclosed:=false;
|
|
change_endian:=false;
|
|
clear_crc;
|
|
end;
|
|
|
|
destructor tbufferedfile.done;
|
|
|
|
begin
|
|
close;
|
|
end;
|
|
|
|
procedure tbufferedfile.clear_crc;
|
|
|
|
begin
|
|
crc:=crcseed;
|
|
end;
|
|
|
|
procedure tbufferedfile.setbuf(p : pchar;s : longint);
|
|
|
|
begin
|
|
flush;
|
|
freemem(buf,bufsize);
|
|
bufsize:=s;
|
|
buf:=p;
|
|
end;
|
|
|
|
function tbufferedfile.reset:boolean;
|
|
|
|
var
|
|
ofm : byte;
|
|
begin
|
|
ofm:=filemode;
|
|
iomode:=1;
|
|
getmem(buf,bufsize);
|
|
filemode:=0;
|
|
{$I-}
|
|
system.reset(f,1);
|
|
{$I+}
|
|
reset:=(ioresult=0);
|
|
filemode:=ofm;
|
|
end;
|
|
|
|
procedure tbufferedfile.rewrite;
|
|
|
|
begin
|
|
iomode:=2;
|
|
getmem(buf,bufsize);
|
|
system.rewrite(f,1);
|
|
end;
|
|
|
|
procedure tbufferedfile.flush;
|
|
|
|
var
|
|
{$ifdef FPC}
|
|
count : longint;
|
|
{$else}
|
|
count : integer;
|
|
{$endif}
|
|
|
|
begin
|
|
if iomode=2 then
|
|
begin
|
|
if bufpos=0 then
|
|
exit;
|
|
blockwrite(f,buf^,bufpos)
|
|
end
|
|
else if iomode=1 then
|
|
if buflast=bufpos then
|
|
begin
|
|
blockread(f,buf^,bufsize,count);
|
|
buflast:=count;
|
|
end;
|
|
bufpos:=0;
|
|
end;
|
|
|
|
function tbufferedfile.getftime : longint;
|
|
|
|
var
|
|
l : longint;
|
|
{$ifdef linux}
|
|
Info : Stat;
|
|
{$endif}
|
|
begin
|
|
{$ifndef linux}
|
|
{ this only works if the file is open !! }
|
|
dos.getftime(f,l);
|
|
{$else}
|
|
Fstat(f,Info);
|
|
l:=info.mtime;
|
|
{$endif}
|
|
getftime:=l;
|
|
end;
|
|
|
|
function tbufferedfile.getsize : longint;
|
|
|
|
begin
|
|
getsize:=filesize(f);
|
|
end;
|
|
|
|
procedure tbufferedfile.seek(l : longint);
|
|
|
|
begin
|
|
if iomode=2 then
|
|
begin
|
|
flush;
|
|
system.seek(f,l);
|
|
end
|
|
else if iomode=1 then
|
|
begin
|
|
{ forces a reload }
|
|
bufpos:=buflast;
|
|
system.seek(f,l);
|
|
flush;
|
|
end;
|
|
end;
|
|
|
|
type
|
|
{$ifdef tp}
|
|
bytearray1 = array [1..65535] of byte;
|
|
{$else}
|
|
bytearray1 = array [1..10000000] of byte;
|
|
{$endif}
|
|
|
|
procedure tbufferedfile.read_data(var data;bytes : longint;var count : longint);
|
|
|
|
var
|
|
p : pchar;
|
|
c,i : longint;
|
|
|
|
begin
|
|
p:=pchar(@data);
|
|
count:=0;
|
|
while bytes-count>0 do
|
|
begin
|
|
if bytes-count>buflast-bufpos then
|
|
begin
|
|
move((buf+bufpos)^,(p+count)^,buflast-bufpos);
|
|
inc(count,buflast-bufpos);
|
|
bufpos:=buflast;
|
|
flush;
|
|
{ can't we read anything ? }
|
|
if bufpos=buflast then
|
|
break;
|
|
end
|
|
else
|
|
begin
|
|
move((buf+bufpos)^,(p+count)^,bytes-count);
|
|
inc(bufpos,bytes-count);
|
|
count:=bytes;
|
|
break;
|
|
end;
|
|
end;
|
|
if do_crc then
|
|
begin
|
|
c:=crc;
|
|
for i:=1 to bytes do
|
|
c:=(c shr 8) xor crctable[byte(c) xor (bytearray1(data)[i])];
|
|
crc:=c;
|
|
end;
|
|
end;
|
|
|
|
procedure tbufferedfile.write_data(var data;count : longint);
|
|
|
|
var
|
|
c,i : longint;
|
|
|
|
begin
|
|
if bufpos+count>bufsize then
|
|
flush;
|
|
move(data,(buf+bufpos)^,count);
|
|
inc(bufpos,count);
|
|
if do_crc then
|
|
begin
|
|
c:=crc;
|
|
for i:=1 to count do
|
|
c:=(c shr 8) xor crctable[byte(c) xor (bytearray1(data)[i])];
|
|
crc:=c;
|
|
end;
|
|
end;
|
|
|
|
function tbufferedfile.getcrc : longint;
|
|
|
|
begin
|
|
getcrc:=crc xor crcseed;
|
|
end;
|
|
|
|
procedure tbufferedfile.write_string(const s : string);
|
|
|
|
begin
|
|
if bufpos+length(s)>bufsize then
|
|
flush;
|
|
{ why is there not CRC here ??? }
|
|
move(s[1],(buf+bufpos)^,length(s));
|
|
inc(bufpos,length(s));
|
|
{ should be
|
|
write_data(s[1],length(s)); }
|
|
end;
|
|
|
|
procedure tbufferedfile.write_pchar(p : pchar);
|
|
|
|
var
|
|
l : longint;
|
|
|
|
begin
|
|
l:=strlen(p);
|
|
if l>=bufsize then
|
|
do_internalerror(222);
|
|
{ why is there not CRC here ???}
|
|
if bufpos+l>bufsize then
|
|
flush;
|
|
move(p^,(buf+bufpos)^,l);
|
|
inc(bufpos,l);
|
|
{ should be
|
|
write_data(p^,l); }
|
|
end;
|
|
|
|
procedure tbufferedfile.write_byte(b : byte);
|
|
|
|
begin
|
|
write_data(b,sizeof(byte));
|
|
end;
|
|
|
|
procedure tbufferedfile.write_long(l : longint);
|
|
|
|
var
|
|
w1,w2 : word;
|
|
|
|
begin
|
|
if change_endian then
|
|
begin
|
|
w1:=l and $ffff;
|
|
w2:=l shr 16;
|
|
l:=swap(w2)+(longint(swap(w1)) shl 16);
|
|
end;
|
|
write_data(l,sizeof(longint));
|
|
end;
|
|
|
|
procedure tbufferedfile.write_word(w : word);
|
|
|
|
begin
|
|
if change_endian then
|
|
begin
|
|
w:=swap(w);
|
|
end;
|
|
write_data(w,sizeof(word));
|
|
end;
|
|
|
|
procedure tbufferedfile.write_double(d : double);
|
|
|
|
begin
|
|
write_data(d,sizeof(double));
|
|
end;
|
|
|
|
function tbufferedfile.getpath : string;
|
|
|
|
begin
|
|
{$ifdef dummy}
|
|
getpath:=strpas(filerec(f).name);
|
|
{$endif}
|
|
getpath:='';
|
|
end;
|
|
|
|
procedure tbufferedfile.close;
|
|
|
|
begin
|
|
if iomode<>0 then
|
|
begin
|
|
flush;
|
|
system.close(f);
|
|
freemem(buf,bufsize);
|
|
buf:=nil;
|
|
iomode:=0;
|
|
end;
|
|
end;
|
|
|
|
procedure tbufferedfile.tempclose;
|
|
|
|
begin
|
|
if iomode<>0 then
|
|
begin
|
|
temppos:=system.filepos(f);
|
|
tempmode:=iomode;
|
|
tempclosed:=true;
|
|
system.close(f);
|
|
iomode:=0;
|
|
end
|
|
else
|
|
tempclosed:=false;
|
|
end;
|
|
|
|
procedure tbufferedfile.tempreopen;
|
|
|
|
var
|
|
ofm : byte;
|
|
|
|
begin
|
|
if tempclosed then
|
|
begin
|
|
case tempmode of
|
|
1 : begin
|
|
ofm:=filemode;
|
|
iomode:=1;
|
|
filemode:=0;
|
|
system.reset(f,1);
|
|
filemode:=ofm;
|
|
end;
|
|
2 : begin
|
|
iomode:=2;
|
|
system.rewrite(f,1);
|
|
end;
|
|
end;
|
|
system.seek(f,temppos);
|
|
tempclosed:=false;
|
|
end;
|
|
end;
|
|
|
|
{$endif BUFFEREDFILE}
|
|
|
|
end.
|
|
{
|
|
$Log$
|
|
Revision 1.1 2000-07-13 06:29:48 michael
|
|
+ Initial import
|
|
|
|
Revision 1.54 2000/05/11 09:56:20 pierre
|
|
* fixed several compare problems between longints and
|
|
const > $80000000 that are treated as int64 constanst
|
|
by Delphi reported by Kovacs Attila Zoltan
|
|
|
|
Revision 1.53 2000/05/11 09:29:01 pierre
|
|
* disbal all code using MemAvail for Delphi reported by Kovacs Attila Zoltan
|
|
|
|
Revision 1.52 2000/02/09 13:22:50 peter
|
|
* log truncated
|
|
|
|
Revision 1.51 2000/01/11 17:16:04 jonas
|
|
* removed a lot of memory leaks when an error is encountered (caused by
|
|
procinfo and pstringcontainers). There are still plenty left though :)
|
|
|
|
Revision 1.50 2000/01/07 01:14:23 peter
|
|
* updated copyright to 2000
|
|
|
|
Revision 1.49 1999/12/22 01:01:48 peter
|
|
- removed freelabel()
|
|
* added undefined label detection in internal assembler, this prevents
|
|
a lot of ld crashes and wrong .o files
|
|
* .o files aren't written anymore if errors have occured
|
|
* inlining of assembler labels is now correct
|
|
|
|
Revision 1.48 1999/12/06 18:21:03 peter
|
|
* support !ENVVAR for long commandlines
|
|
* win32/go32v2 write short pathnames to link.res so c:\Program Files\ is
|
|
finally supported as installdir.
|
|
|
|
Revision 1.47 1999/11/15 14:59:55 pierre
|
|
* last was not handled correctly in TStringQueue
|
|
|
|
Revision 1.46 1999/11/14 15:56:36 peter
|
|
* fixed stringqueue.delete
|
|
|
|
Revision 1.45 1999/11/12 11:03:49 peter
|
|
* searchpaths changed to stringqueue object
|
|
|
|
Revision 1.44 1999/11/06 14:34:20 peter
|
|
* truncated log to 20 revs
|
|
|
|
Revision 1.43 1999/10/26 12:30:41 peter
|
|
* const parameter is now checked
|
|
* better and generic check if a node can be used for assigning
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* export fixes
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* procvar equal works now (it never had worked at least from 0.99.8)
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* defcoll changed to linkedlist with pparaitem so it can easily be
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walked both directions
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Revision 1.42 1999/09/07 15:08:51 pierre
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* runerror => do_internalerror
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Revision 1.41 1999/08/24 13:13:57 peter
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* MEMDEBUG to see the sizes of asmlist,asmsymbols,symtables
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Revision 1.40 1999/08/12 23:19:05 pierre
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* added inherited init call to tstringcontainer.init_no_double for Peter
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Revision 1.39 1999/08/05 14:58:07 florian
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* some fixes for the floating point registers
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* more things for the new code generator
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} |