Jump to content

DosSelectDisk

From EDM2
Revision as of 16:01, 18 February 2017 by Ak120 (talk | contribs)

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

This function has been renamed to "DosSetDefaultDisk".

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

Related Functions