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https://gitlab.com/freepascal.org/fpc/source.git
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103 lines
2.5 KiB
PHP
103 lines
2.5 KiB
PHP
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 2014 by Free Pascal development team
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Low level directory functions
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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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Directory Handling
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*****************************************************************************}
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procedure do_mkdir(const s : rawbytestring);
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var
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tmpStr : rawbytestring;
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tmpLock: BPTR;
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begin
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checkCTRLC;
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tmpStr:=PathConv(s);
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tmpLock:=dosCreateDir(pchar(tmpStr));
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if tmpLock=0 then begin
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dosError2InOut(IoErr);
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exit;
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end;
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UnLock(tmpLock);
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end;
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procedure do_rmdir(const s : rawbytestring);
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var
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tmpStr : rawbytestring;
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begin
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checkCTRLC;
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if (s='.') then
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begin
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InOutRes:=16;
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exit;
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end;
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tmpStr:=PathConv(s);
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if not dosDeleteFile(pchar(tmpStr)) then
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dosError2InOut(IoErr);
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end;
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procedure do_ChDir(const s: rawbytestring);
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var
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tmpStr : rawbytestring;
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tmpLock: BPTR;
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FIB : PFileInfoBlock;
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begin
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checkCTRLC;
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tmpStr:=PathConv(s);
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tmpLock:=0;
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{ Changing the directory is a pretty complicated affair }
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{ 1) Obtain a lock on the directory }
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{ 2) CurrentDir the lock }
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tmpLock:=Lock(pchar(tmpStr),SHARED_LOCK);
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if tmpLock=0 then begin
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dosError2InOut(IoErr);
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exit;
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end;
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FIB:=nil;
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new(FIB);
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if (Examine(tmpLock,FIB)<>0) and (FIB^.fib_DirEntryType>0) then begin
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tmpLock:=CurrentDir(tmpLock);
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if ASYS_OrigDir=0 then begin
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ASYS_OrigDir:=tmpLock;
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tmpLock:=0;
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end;
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end else begin
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dosError2InOut(ERROR_DIR_NOT_FOUND);
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end;
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if tmpLock<>0 then Unlock(tmpLock);
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if assigned(FIB) then dispose(FIB);
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end;
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procedure do_GetDir (DriveNr: byte; var Dir: RawByteString);
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var
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tmpbuf: array[0..255] of char;
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lockDir: BPTR;
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begin
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checkCTRLC;
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Dir := '';
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{ dos.library's GetCurrentDirName() doesn't work when called from
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Workbench (ie. when the process has no CLI sructure) }
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{ it also doesn't seem to work when invoked from make on AROS }
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LockDir := CurrentDir(0);
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NameFromLock(LockDir, tmpBuf, 256);
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CurrentDir(LockDir);
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Dir := tmpBuf;
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SetCodePage(Dir,DefaultSystemCodePage,false);
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end;
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