unix-compat-0.2.1.3: Portable POSIX-compatibility layer.Source codeContentsIndex
System.PosixCompat.Extensions
Contents
Device IDs.
Description
This module provides some functions not present in the unix package.
Synopsis
type CMajor = CUInt
type CMinor = CUInt
deviceMajor :: DeviceID -> CMajor
deviceMinor :: DeviceID -> CMinor
makeDeviceID :: CMajor -> CMinor -> DeviceID
Device IDs.
type CMajor = CUIntSource
type CMinor = CUIntSource
deviceMajor :: DeviceID -> CMajorSource

Gets the major number from a DeviceID for a device file.

The portable implementation always returns 0.

deviceMinor :: DeviceID -> CMinorSource

Gets the minor number from a DeviceID for a device file.

The portable implementation always returns 0.

makeDeviceID :: CMajor -> CMinor -> DeviceIDSource
Creates a DeviceID for a device file given a major and minor number.
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