Important: The information in this document is obsolete and should not be used for new development.
UnmountVol
You can use theUnmountVol
function to unmount a volume that isn't currently
being used.
FUNCTION UnmountVol (volName: StringPtr; vRefNum: Integer): OSErr;
volName
- A pointer to the name of a mounted volume.
vRefNum
- A volume reference number, a working directory reference number, a drive number, or 0 for the default volume.
DESCRIPTION
TheUnmountVol
function unmounts the specified volume. All files on the volume (except those opened by the Operating System) must be closed before you callUnmountVol
, which does not eject the volume.
- WARNING
- Don't unmount the startup volume. Doing so will cause a
system crash.RESULT CODES