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105 lines
2.8 KiB
PHP
105 lines
2.8 KiB
PHP
{
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$Id$
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This file is part of the Free Pascal Run time library.
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Copyright (c) 1999-2000 by the Free Pascal development team
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See the File COPYING.FPC, included in this distribution,
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for details about the copyright.
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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.
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**********************************************************************}
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{****************************************************************************
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subroutines for typed file handling
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****************************************************************************}
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Procedure assign(var f:TypedFile;const Name:string);
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{
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Assign Name to file f so it can be used with the file routines
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}
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Begin
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FillChar(f,SizeOF(FileRec),0);
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FileRec(f).Handle:=UnusedHandle;
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FileRec(f).mode:=fmClosed;
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Move(Name[1],FileRec(f).Name,Length(Name));
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End;
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Procedure assign(var f:TypedFile;p:pchar);
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{
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Assign Name to file f so it can be used with the file routines
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}
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begin
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Assign(f,StrPas(p));
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end;
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Procedure assign(var f:TypedFile;c:char);
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{
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Assign Name to file f so it can be used with the file routines
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}
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begin
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Assign(f,string(c));
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end;
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Procedure fpc_reset_typed(var f : TypedFile;Size : Longint);[Public,IOCheck, Alias:'FPC_RESET_TYPED']; {$ifdef hascompilerproc} compilerproc; {$endif}
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Begin
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If InOutRes <> 0 then
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exit;
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Reset(UnTypedFile(f),Size);
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End;
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Procedure fpc_rewrite_typed(var f : TypedFile;Size : Longint);[Public,IOCheck, Alias:'FPC_REWRITE_TYPED']; {$ifdef hascompilerproc} compilerproc; {$endif}
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Begin
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If InOutRes <> 0 then
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exit;
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Rewrite(UnTypedFile(f),Size);
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End;
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Procedure fpc_typed_write(TypeSize : Longint;var f : TypedFile;const Buf);[IOCheck, Public, Alias :'FPC_TYPED_WRITE']; {$ifdef hascompilerproc} compilerproc; {$endif}
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Begin
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If InOutRes <> 0 then
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exit;
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case fileRec(f).mode of
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fmOutPut,fmInOut:
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Do_Write(FileRec(f).Handle,Longint(@Buf),TypeSize);
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fmInput: inOutRes := 105;
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else inOutRes := 103;
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end;
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End;
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Procedure fpc_typed_read(TypeSize : Longint;var f : TypedFile;var Buf);[IOCheck, Public, Alias :'FPC_TYPED_READ']; {$ifdef hascompilerproc} compilerproc; {$endif}
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var
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Result : Longint;
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Begin
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If InOutRes <> 0 then
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exit;
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case FileRec(f).mode of
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fmInput,fmInOut:
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begin
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Result:=Do_Read(FileRec(f).Handle,Longint(@Buf),TypeSize);
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If Result<TypeSize Then
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InOutRes:=100
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end;
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fmOutPut: inOutRes := 104
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else inOutRes := 103;
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end;
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End;
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{
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$Log$
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Revision 1.3 2001-08-06 14:13:55 jonas
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* changed buf parameter of fpc_type_write from var to const
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+ added names of helpers in typefile.inc to compproc.inc
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Revision 1.2 2000/07/13 11:33:46 michael
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+ removed logs
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}
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