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<pre><a name="line-1"></a><span class='hs-comment'>{-# LINE 1 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-2"></a><span class='hs-comment'>-- | This module provides some functions not present in the unix package.</span>
<a name="line-3"></a><span class='hs-comment'>{-# LINE 2 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-4"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>PosixCompat</span><span class='hs-varop'>.</span><span class='hs-conid'>Extensions</span> <span class='hs-layout'>(</span>
<a name="line-5"></a> <span class='hs-comment'>-- * Device IDs.</span>
<a name="line-6"></a> <span class='hs-conid'>CMajor</span><span class='hs-layout'>,</span> <span class='hs-conid'>CMinor</span><span class='hs-layout'>,</span>
<a name="line-7"></a> <span class='hs-varid'>deviceMajor</span><span class='hs-layout'>,</span> <span class='hs-varid'>deviceMinor</span><span class='hs-layout'>,</span> <span class='hs-varid'>makeDeviceID</span>
<a name="line-8"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-9"></a>
<a name="line-10"></a>
<a name="line-11"></a>
<a name="line-12"></a><span class='hs-comment'>{-# LINE 10 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-13"></a>
<a name="line-14"></a><span class='hs-comment'>{-# LINE 11 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-15"></a>
<a name="line-16"></a><span class='hs-comment'>{-# LINE 12 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-17"></a>
<a name="line-18"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Foreign</span><span class='hs-varop'>.</span><span class='hs-conid'>C</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span>
<a name="line-19"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>PosixCompat</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span>
<a name="line-20"></a>
<a name="line-21"></a>
<a name="line-22"></a><a name="CMajor"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>CMajor</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CUInt</span>
<a name="line-23"></a><a name="CMinor"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>CMinor</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CUInt</span>
<a name="line-24"></a>
<a name="line-25"></a><a name="deviceMajor"></a><span class='hs-comment'>-- | Gets the major number from a 'DeviceID' for a device file.</span>
<a name="line-26"></a><span class='hs-comment'>--</span>
<a name="line-27"></a><span class='hs-comment'>-- The portable implementation always returns @0@.</span>
<a name="line-28"></a><span class='hs-definition'>deviceMajor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DeviceID</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CMajor</span>
<a name="line-29"></a>
<a name="line-30"></a><span class='hs-comment'>{-# LINE 25 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-31"></a><span class='hs-definition'>deviceMajor</span> <span class='hs-varid'>dev</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unix_major</span> <span class='hs-varid'>dev</span>
<a name="line-32"></a>
<a name="line-33"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>unsafe</span> <span class='hs-str'>"unix_major"</span> <span class='hs-varid'>unix_major</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CDev</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CUInt</span>
<a name="line-34"></a>
<a name="line-35"></a><span class='hs-comment'>{-# LINE 31 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-36"></a>
<a name="line-37"></a><a name="deviceMinor"></a><span class='hs-comment'>-- | Gets the minor number from a 'DeviceID' for a device file.</span>
<a name="line-38"></a><span class='hs-comment'>--</span>
<a name="line-39"></a><span class='hs-comment'>-- The portable implementation always returns @0@.</span>
<a name="line-40"></a><span class='hs-definition'>deviceMinor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DeviceID</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CMinor</span>
<a name="line-41"></a>
<a name="line-42"></a><span class='hs-comment'>{-# LINE 37 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-43"></a><span class='hs-definition'>deviceMinor</span> <span class='hs-varid'>dev</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unix_minor</span> <span class='hs-varid'>dev</span>
<a name="line-44"></a>
<a name="line-45"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>unsafe</span> <span class='hs-str'>"unix_minor"</span> <span class='hs-varid'>unix_minor</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CDev</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CUInt</span>
<a name="line-46"></a>
<a name="line-47"></a><span class='hs-comment'>{-# LINE 43 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-48"></a>
<a name="line-49"></a><a name="makeDeviceID"></a><span class='hs-comment'>-- | Creates a 'DeviceID' for a device file given a major and minor number.</span>
<a name="line-50"></a><span class='hs-definition'>makeDeviceID</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CMajor</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CMinor</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>DeviceID</span>
<a name="line-51"></a>
<a name="line-52"></a><span class='hs-comment'>{-# LINE 47 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-53"></a><span class='hs-definition'>makeDeviceID</span> <span class='hs-varid'>ma</span> <span class='hs-varid'>mi</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unix_makedev</span> <span class='hs-varid'>ma</span> <span class='hs-varid'>mi</span>
<a name="line-54"></a>
<a name="line-55"></a><span class='hs-keyword'>foreign</span> <span class='hs-keyword'>import</span> <span class='hs-keyword'>ccall</span> <span class='hs-keyword'>unsafe</span> <span class='hs-str'>"unix_makedev"</span> <span class='hs-varid'>unix_makedev</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CUInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CUInt</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CDev</span>
<a name="line-56"></a>
<a name="line-57"></a><span class='hs-comment'>{-# LINE 53 "src/System/PosixCompat/Extensions.hsc" #-}</span>
<a name="line-58"></a>
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