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<pre><a name="line-1"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Directory</span> <span class='hs-layout'>(</span>
<a name="line-2"></a> <span class='hs-conid'>Permissions</span><span class='hs-layout'>(</span> <span class='hs-conid'>Permissions</span><span class='hs-layout'>,</span> <span class='hs-varid'>readable</span><span class='hs-layout'>,</span> <span class='hs-varid'>writable</span><span class='hs-layout'>,</span> <span class='hs-varid'>executable</span><span class='hs-layout'>,</span> <span class='hs-varid'>searchable</span> <span class='hs-layout'>)</span><span class='hs-layout'>,</span>
<a name="line-3"></a> <span class='hs-varid'>createDirectory</span><span class='hs-layout'>,</span> <span class='hs-varid'>removeDirectory</span><span class='hs-layout'>,</span> <span class='hs-varid'>removeFile</span><span class='hs-layout'>,</span>
<a name="line-4"></a> <span class='hs-varid'>renameDirectory</span><span class='hs-layout'>,</span> <span class='hs-varid'>renameFile</span><span class='hs-layout'>,</span> <span class='hs-varid'>getDirectoryContents</span><span class='hs-layout'>,</span>
<a name="line-5"></a> <span class='hs-varid'>getCurrentDirectory</span><span class='hs-layout'>,</span> <span class='hs-varid'>setCurrentDirectory</span><span class='hs-layout'>,</span>
<a name="line-6"></a> <span class='hs-varid'>doesFileExist</span><span class='hs-layout'>,</span> <span class='hs-varid'>doesDirectoryExist</span><span class='hs-layout'>,</span>
<a name="line-7"></a> <span class='hs-varid'>getPermissions</span><span class='hs-layout'>,</span> <span class='hs-varid'>setPermissions</span><span class='hs-layout'>,</span>
<a name="line-8"></a> <span class='hs-varid'>getModificationTime</span>
<a name="line-9"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-10"></a>
<a name="line-11"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Directory</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-conid'>Permissions</span><span class='hs-layout'>,</span>
<a name="line-12"></a> <span class='hs-varid'>readable</span><span class='hs-layout'>,</span> <span class='hs-varid'>writable</span><span class='hs-layout'>,</span> <span class='hs-varid'>executable</span><span class='hs-layout'>,</span> <span class='hs-varid'>searchable</span><span class='hs-layout'>,</span>
<a name="line-13"></a> <span class='hs-varid'>getPermissions</span><span class='hs-layout'>,</span> <span class='hs-varid'>setPermissions</span><span class='hs-layout'>)</span>
<a name="line-14"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Directory</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>SD</span>
<a name="line-15"></a>
<a name="line-16"></a><a name="Permissions"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Permissions</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Permissions</span> <span class='hs-layout'>{</span>
<a name="line-17"></a> <span class='hs-varid'>readable</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>,</span>
<a name="line-18"></a> <span class='hs-varid'>writable</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>,</span>
<a name="line-19"></a> <span class='hs-varid'>executable</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span><span class='hs-layout'>,</span>
<a name="line-20"></a> <span class='hs-varid'>searchable</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-21"></a> <span class='hs-layout'>}</span>
<a name="line-22"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Ord</span><span class='hs-layout'>,</span> <span class='hs-conid'>Read</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-23"></a>
<a name="line-24"></a><a name="getPermissions"></a><span class='hs-definition'>getPermissions</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>Permissions</span>
<a name="line-25"></a><span class='hs-definition'>getPermissions</span> <span class='hs-varid'>fp</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <span class='hs-varid'>perm</span> <span class='hs-keyglyph'><-</span> <span class='hs-conid'>SD</span><span class='hs-varop'>.</span><span class='hs-varid'>getPermissions</span> <span class='hs-varid'>fp</span>
<a name="line-26"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Permissions</span> <span class='hs-layout'>{</span>
<a name="line-27"></a> <span class='hs-varid'>readable</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SD</span><span class='hs-varop'>.</span><span class='hs-varid'>readable</span> <span class='hs-varid'>perm</span><span class='hs-layout'>,</span>
<a name="line-28"></a> <span class='hs-varid'>writable</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SD</span><span class='hs-varop'>.</span><span class='hs-varid'>writable</span> <span class='hs-varid'>perm</span><span class='hs-layout'>,</span>
<a name="line-29"></a> <span class='hs-varid'>executable</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SD</span><span class='hs-varop'>.</span><span class='hs-varid'>executable</span> <span class='hs-varid'>perm</span><span class='hs-layout'>,</span>
<a name="line-30"></a> <span class='hs-varid'>searchable</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SD</span><span class='hs-varop'>.</span><span class='hs-varid'>searchable</span> <span class='hs-varid'>perm</span>
<a name="line-31"></a> <span class='hs-layout'>}</span>
<a name="line-32"></a>
<a name="line-33"></a><a name="setPermissions"></a><span class='hs-definition'>setPermissions</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Permissions</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-34"></a><span class='hs-definition'>setPermissions</span> <span class='hs-varid'>fp</span> <span class='hs-varid'>perm</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>let</span> <span class='hs-varid'>mkPerm</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>setOwnerReadable</span> <span class='hs-layout'>(</span><span class='hs-varid'>readable</span> <span class='hs-varid'>perm</span><span class='hs-layout'>)</span>
<a name="line-35"></a> <span class='hs-varop'>.</span> <span class='hs-varid'>setOwnerWritable</span> <span class='hs-layout'>(</span><span class='hs-varid'>writable</span> <span class='hs-varid'>perm</span><span class='hs-layout'>)</span>
<a name="line-36"></a> <span class='hs-varop'>.</span> <span class='hs-varid'>setOwnerExecutable</span> <span class='hs-layout'>(</span><span class='hs-varid'>executable</span> <span class='hs-varid'>perm</span><span class='hs-layout'>)</span>
<a name="line-37"></a> <span class='hs-varop'>.</span> <span class='hs-varid'>setOwnerSearchable</span> <span class='hs-layout'>(</span><span class='hs-varid'>searchable</span> <span class='hs-varid'>perm</span><span class='hs-layout'>)</span>
<a name="line-38"></a> <span class='hs-keyword'>in</span> <span class='hs-conid'>SD</span><span class='hs-varop'>.</span><span class='hs-varid'>setPermissions</span> <span class='hs-varid'>fp</span> <span class='hs-layout'>(</span><span class='hs-varid'>mkPerm</span> <span class='hs-varid'>emptyPermissions</span><span class='hs-layout'>)</span>
<a name="line-39"></a>
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