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- /*
- (C) 1995-96 AROS - The Amiga Replacement OS
- $Id: checkio.c,v 1.4 1996/08/13 13:55:59 digulla Exp $
- $Log: checkio.c,v $
- Revision 1.4 1996/08/13 13:55:59 digulla
- Replaced __AROS_LA by __AROS_LHA
- Replaced some __AROS_LH*I by __AROS_LH*
- Sorted and added includes
-
- Revision 1.3 1996/08/01 17:41:07 digulla
- Added standard header for all files
-
- Desc:
- Lang: english
- */
- #include <exec/execbase.h>
- #include <exec/io.h>
- #include <aros/libcall.h>
-
- /*****************************************************************************
-
- NAME */
- #include <clib/exec_protos.h>
-
- __AROS_LH1I(struct IORequest *, CheckIO,
-
- /* SYNOPSIS */
- __AROS_LHA(struct IORequest *, iORequest, A1),
-
- /* LOCATION */
- struct ExecBase *, SysBase, 78, Exec)
-
- /* FUNCTION
- Check if an I/O request is completed.
-
- INPUTS
- iORequest - Pointer to iorequest structure.
-
- RESULT
- Pointer to the iorequest structure or NULL if the device is still
- at work.
-
- NOTES
-
- EXAMPLE
-
- BUGS
-
- SEE ALSO
- OpenDevice(), CloseDevice(), DoIO(), SendIO(), AbortIO(), WaitIO()
-
- INTERNALS
-
- HISTORY
-
- ******************************************************************************/
- {
- __AROS_FUNC_INIT
-
- /*
- The I/O request is still in use if it wasn't done quick
- and isn't yet replied (ln_Type==NT_MESSAGE).
- */
- if(!(iORequest->io_Flags&IOF_QUICK)&&
- iORequest->io_Message.mn_Node.ln_Type==NT_MESSAGE)
-
- /* Still in use */
- return NULL;
- else
- /* done */
- return iORequest;
-
- __AROS_FUNC_EXIT
- } /* CheckIO */
-
-