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Disc to the Future 2
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Disc to the Future Part II Programmer's Reference (Wayzata Technology)(6013)(1992).bin
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MAC
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MACSHELL
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MS1
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COMMANDS
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DIRCMDS.C
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1992-12-02
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7KB
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280 lines
/*
* MacShell Source File
*
* Copyright (c) 1989, 1990, 1991, 1992 Suick Bay Technologies. All rights reserved.
*
*
* RESTRICTIONS ON MacShell program and source code.
*
* Ñ╩MacShell¬ is a product of Suick Bay Technologies and is provided for
* restricted use by the owner of the CDROM "Disk to the future II".
*
* Ñ╩No permission is granted for any commercial use without the written
* consent of the Suick Bay Technologies.
*
* Ñ╩No permission is granted for any redistribution of any kind use without
* the written consent of the Suick Bay Technologies.
*
* Ñ╩Permission is granted to use this for any personal noncommercial use.
*
* Ñ╩You may not distribute source or executable code at all, nor may you
* distribute it with or within a commercial product without the written
* consent of the Suick Bay Technologies. Please send modifications to
* the author for inclusion in updates to the program. Thanks.
*
*
* MacShell¬ IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* SUICK BAY TECHNOLOGIES SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY MACSHELL
* OR ANY PART THEREOF.
*
* In no event will Suick Bay Technologies be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Suick Bay Technologies has been advised of the possibility of such damages.
*
* Suick Bay Technologies can be reached at:
*
* 8768 Cottonwood lane
* Maple Grove, MN 55369
* Voice: (612) 425-7025
* AppleLink: D5233
*
*
* No parts of this software may be reproduced or stored in a
* retrieval system or transmitted in any form, or any means,
* electronic, mechanical, photocopying, recording or otherwise,
* without the prior written permission of Suick Bay Technologies.
*
* Spread the word and not the disk.
*
* SPK 030190 : Fixed bug in rmdir subdir name (dir--)
* SPK 012290 : Initial
*/
#include "SystemPub.h"
#include "Proc.h"
#include "Path.h"
#include "ShellPub.h"
/********************************************************************/
void MKDIRdirs( WHandle ShellWh, int16 ProcID, char *argument )
{
ShellWindRec **MyShell;
int16 err, vRefNum;
pathType pt;
char dirPath[ 256 ], *dir;
int32 dirID, newDirID;
MyShell = (ShellWindRec **) (**ShellWh).thing;
strcpy( dirPath, argument );
dir = ExtractFile( dirPath ); /* actually gets last name */
if( dir == dirPath ) /* no path, argument is directory name */
{
CtoPstr( dir );
err = DirCreate( (**MyShell).pwdVRefNum, (**MyShell).pwdDirID,
dir, &newDirID );
if( err )
FileError ( err );
}
else /* path to the directory name */
{
dir--;
*dir++ = '\0'; /* now points to the dir name */
pt = SetCurrPath( dirPath );
if( pt == pathIsDir )
{
err = HGetVol( NULL, &vRefNum, &dirID );
CtoPstr( dir );
err = DirCreate( vRefNum, dirID, dir, &newDirID );
if( err )
FileError ( err );
}
}
ResetShellPWD( ShellWh );
}
/*******************************************************************/
Boolean DoMKDIR( int16 ProcToken, WHandle ShellWh, int16 ProcID,
char *string )
{
int16 i, argc;
char *cp, argument[ 256 ];
ShellWindRec **MyShell = (ShellWindRec **) (**ShellWh).thing;
switch( ProcToken )
{
case PROC_INIT :
(**MyShell).Proc[ ProcID ].flags = TRUE;
break;
case PROC_TERM :
case PROC_BREAK :
/* Tell the shell that we're done */
SendOutToken( ShellWh, ProcID, PROC_BREAK );
/* Turn ourself off */
(**MyShell).Proc[ ProcID ].ProcActive = FALSE;
break;
case PROC_STDIN :
if( (**MyShell).Proc[ ProcID ].flags )
{
(**MyShell).Proc[ ProcID ].flags = FALSE;
for( i = 1; i < (**MyShell).Proc[ ProcID ].argc; i++ )
{
GetArgv( ShellWh, ProcID, i, argument );
MKDIRdirs( ShellWh, ProcID, argument );
}
/* Tell the shell that we're done */
SendOutToken( ShellWh, ProcID, PROC_BREAK );
/* Turn ourself off */
(**MyShell).Proc[ ProcID ].ProcActive = FALSE;
return( FALSE );
}
}
}
/*******************************************************************/
Boolean rmfmode;
Boolean DirIsEmpty( char *name, int16 vRefNum, int32 dirID )
{
CInfoPBRec scanPB;
char scan[ 256 ];
OSErr err;
strcpy( scan, name );
CtoPstr( scan );
scanPB.dirInfo.ioFDirIndex = 0; /* name in this directory */
scanPB.dirInfo.ioCompletion = 0L;
scanPB.dirInfo.ioNamePtr = (StringPtr) scan;
scanPB.dirInfo.ioVRefNum = vRefNum;
scanPB.dirInfo.ioDrDirID = dirID; /* parent specified */
err = PBGetCatInfo( &scanPB, FALSE );
if( err )
return( FALSE );
return( scanPB.dirInfo.ioDrNmFls == 0 );
}
void RMDIRCallBack( WHandle ShellWh, int16 ProcID,
char *path, char *last,
pathType what, int16 vRefNum, int32 dirID )
{
OSErr err;
if( what == pathIsDir )
{
if( rmfmode ) /* force the delete of the directory */
{
err = RmTree( last, vRefNum, dirID );
if( err )
FileError ( err );
}
else if( DirIsEmpty( last, vRefNum, dirID ) )
{
CtoPstr( last );
err = HDelete( vRefNum, dirID, last );
if( err )
FileError ( err );
}
else
procPrintf( ShellWh, ProcID,
"rmdir : %s is not empty, use -f to force removal.\n", last );
}
else
procPrintf( ShellWh, ProcID, "rmdir : can't remove %s.\n", last );
}
void RMDIRdirs( WHandle ShellWh, int16 ProcID, char *argument )
{
ShellWindRec **MyShell;
MyShell = (ShellWindRec **) (**ShellWh).thing;
ExpandPath( ShellWh, ProcID, argument, (ProcPtr) RMDIRCallBack,
(**MyShell).pwdVRefNum, (**MyShell).pwdDirID );
ResetShellPWD( ShellWh );
}
/*******************************************************************/
Boolean DoRMDIR( int16 ProcToken, WHandle ShellWh, int16 ProcID,
char *string )
{
int16 i, argc;
char *cp, argument[ 256 ];
ShellWindRec **MyShell = (ShellWindRec **) (**ShellWh).thing;
switch( ProcToken )
{
case PROC_INIT :
(**MyShell).Proc[ ProcID ].flags = TRUE;
break;
case PROC_TERM :
case PROC_BREAK :
/* Tell the shell that we're done */
SendOutToken( ShellWh, ProcID, PROC_BREAK );
/* Turn ourself off */
(**MyShell).Proc[ ProcID ].ProcActive = FALSE;
break;
case PROC_STDIN :
if( (**MyShell).Proc[ ProcID ].flags )
{
(**MyShell).Proc[ ProcID ].flags = FALSE;
rmfmode = FALSE;
/* get arguments */
argc = (**MyShell).Proc[ ProcID ].argc;
for( i = 1; i < argc; i++ )
{
GetArgv( ShellWh, ProcID, i, argument );
cp = argument;
if( *cp++ == '-' )
while( *cp )
switch( *cp++ )
{
case 'f' : /* option x */
rmfmode = TRUE;
break;
}
}
for( i = 1; i < argc; i++ )
{
GetArgv( ShellWh, ProcID, i, argument );
if( *argument != '-' )
RMDIRdirs( ShellWh, ProcID, argument );
}
/* Tell the shell that we're done */
SendOutToken( ShellWh, ProcID, PROC_BREAK );
/* Turn ourself off */
(**MyShell).Proc[ ProcID ].ProcActive = FALSE;
return( FALSE );
}
return( FALSE );
}
}