DosSelectDisk

Legacy Function Warning
It is recommended to use a newer replacement for this function.
Replacement:	DosSetDefaultDisk
Remarks:

This call selects the drive specified as the default drive for the calling process.

Syntax

DosSelectDisk (DriveNumber)

Parameters

DriveNumber (USHORT) - input

New default drive number, where 1 = A and 2 = B and so on.

Return Code

rc (USHORT) - return

Return code descriptions are:

• 0 NO_ERROR
• 15 ERROR_INVALID_DRIVE

Example Code

C Binding

#define INCL_DOSFILEMGR

USHORT  rc = DosSelectDisk(DriveNumber);
USHORT           DriveNumber;   /* Default drive number */
USHORT           rc;            /* return code */

MASM Binding

EXTRN  DosSelectDisk:FAR
INCL_DOSFILEMGR     EQU 1

PUSH   WORD    DriveNumber   ;Default drive number
CALL   DosSelectDisk

Returns WORD