home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Amiga Format CD 7
/
Amiga Format AFCD07 (Dec 1996, Issue 91).iso
/
serious
/
shareware
/
programming
/
aros
/
dos
/
duplock.c
< prev
next >
Wrap
C/C++ Source or Header
|
1996-09-12
|
2KB
|
117 lines
/*
(C) 1995-96 AROS - The Amiga Replacement OS
$Id: duplock.c,v 1.4 1996/08/13 13:52:54 digulla Exp $
$Log: duplock.c,v $
Revision 1.4 1996/08/13 13:52:54 digulla
Replaced <dos/dosextens.h> by "dos_intern.h" or added "dos_intern.h"
Replaced __AROS_LA by __AROS_LHA
Revision 1.3 1996/08/12 14:20:37 digulla
Added aliases
Revision 1.2 1996/08/01 17:40:49 digulla
Added standard header for all files
Desc:
Lang: english
*/
#include <clib/exec_protos.h>
#include "dos_intern.h"
/*****************************************************************************
NAME */
#include <clib/dos_protos.h>
__AROS_LH1(BPTR, DupLock,
/* SYNOPSIS */
__AROS_LHA(BPTR, lock, D1),
/* LOCATION */
struct DosLibrary *, DOSBase, 16, Dos)
/* FUNCTION
Clone a lock on a file or directory. This will only work on shared
locks.
INPUTS
lock - Old lock.
RESULT
The new lock or 0 in case of an error. IoErr() will give additional
information in that case.
NOTES
This function is identical to DupLockFromFH().
EXAMPLE
BUGS
SEE ALSO
INTERNALS
HISTORY
29-10-95 digulla automatically created from
dos_lib.fd and clib/dos_protos.h
*****************************************************************************/
/*****************************************************************************
NAME
#include <clib/dos_protos.h>
__AROS_LH1(BPTR, DupLockFromFH,
SYNOPSIS
__AROS_LHA(BPTR, fh, D1),
LOCATION
struct DosLibrary *, DOSBase, 62, Dos)
FUNCTION
Try to get a lock on the object selected by the filehandle.
INPUTS
fh - filehandle.
RESULT
The new lock or 0 in case of an error. IoErr() will give additional
information in that case.
NOTES
This function is identical to DupLock().
EXAMPLE
BUGS
SEE ALSO
INTERNALS
HISTORY
29-10-95 digulla automatically created from
dos_lib.fd and clib/dos_protos.h
*****************************************************************************/
/*AROS alias DupLockFromFH DupLock */
{
__AROS_FUNC_INIT
__AROS_BASE_EXT_DECL(struct DosLibrary *,DOSBase)
BPTR old, new;
struct Process *me=(struct Process *)FindTask(NULL);
/* Use Lock() to clone the handle. cd to it first. */
old=me->pr_CurrentDir;
me->pr_CurrentDir=lock;
new=Lock("",SHARED_LOCK);
me->pr_CurrentDir=old;
return new;
__AROS_FUNC_EXIT
} /* DupLock */