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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE CPP #-}</span>
<a name="line-2"></a><span class='hs-comment'>{- arch-tag: HVFS utilities main file
<a name="line-3"></a>Copyright (C) 2004-2005 John Goerzen <jgoerzen@complete.org>
<a name="line-4"></a>
<a name="line-5"></a>This program is free software; you can redistribute it and/or modify
<a name="line-6"></a>it under the terms of the GNU General Public License as published by
<a name="line-7"></a>the Free Software Foundation; either version 2 of the License, or
<a name="line-8"></a>(at your option) any later version.
<a name="line-9"></a>
<a name="line-10"></a>This program is distributed in the hope that it will be useful,
<a name="line-11"></a>but WITHOUT ANY WARRANTY; without even the implied warranty of
<a name="line-12"></a>MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
<a name="line-13"></a>GNU General Public License for more details.
<a name="line-14"></a>
<a name="line-15"></a>You should have received a copy of the GNU General Public License
<a name="line-16"></a>along with this program; if not, write to the Free Software
<a name="line-17"></a>Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
<a name="line-18"></a>-}</span>
<a name="line-19"></a>
<a name="line-20"></a><span class='hs-comment'>{- |
<a name="line-21"></a> Module : System.IO.HVFS.Utils
<a name="line-22"></a> Copyright : Copyright (C) 2004-2005 John Goerzen
<a name="line-23"></a> License : GNU GPL, version 2 or above
<a name="line-24"></a>
<a name="line-25"></a> Maintainer : John Goerzen <jgoerzen@complete.org>
<a name="line-26"></a> Stability : provisional
<a name="line-27"></a> Portability: portable
<a name="line-28"></a>
<a name="line-29"></a>This module provides various helpful utilities for dealing
<a name="line-30"></a>filesystems.
<a name="line-31"></a>
<a name="line-32"></a>Written by John Goerzen, jgoerzen\@complete.org
<a name="line-33"></a>
<a name="line-34"></a>To operate on your system's main filesystem, just pass SystemFS as the
<a name="line-35"></a>first parameter to these functions.
<a name="line-36"></a>-}</span>
<a name="line-37"></a>
<a name="line-38"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>HVFS</span><span class='hs-varop'>.</span><span class='hs-conid'>Utils</span> <span class='hs-layout'>(</span><span class='hs-varid'>recurseDir</span><span class='hs-layout'>,</span>
<a name="line-39"></a> <span class='hs-varid'>recurseDirStat</span><span class='hs-layout'>,</span>
<a name="line-40"></a> <span class='hs-varid'>recursiveRemove</span><span class='hs-layout'>,</span>
<a name="line-41"></a> <span class='hs-varid'>lsl</span><span class='hs-layout'>,</span>
<a name="line-42"></a> <span class='hs-conid'>SystemFS</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-43"></a> <span class='hs-layout'>)</span>
<a name="line-44"></a><span class='hs-keyword'>where</span>
<a name="line-45"></a>
<a name="line-46"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>HVFS</span>
<a name="line-47"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Time</span><span class='hs-varop'>.</span><span class='hs-conid'>Utils</span>
<a name="line-48"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>PlafCompat</span>
<a name="line-49"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Printf</span>
<a name="line-50"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Time</span>
<a name="line-51"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Locale</span>
<a name="line-52"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Unsafe</span>
<a name="line-53"></a>
<a name="line-54"></a><a name="recurseDir"></a><span class='hs-comment'>{- | Obtain a recursive listing of all files\/directories beneath
<a name="line-55"></a>the specified directory. The traversal is depth-first
<a name="line-56"></a>and the original
<a name="line-57"></a>item is always present in the returned list.
<a name="line-58"></a>
<a name="line-59"></a>If the passed value is not a directory, the return value
<a name="line-60"></a>be only that value.
<a name="line-61"></a>
<a name="line-62"></a>The \".\" and \"..\" entries are removed from the data returned.
<a name="line-63"></a>-}</span>
<a name="line-64"></a><span class='hs-definition'>recurseDir</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HVFS</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>a</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-keyglyph'>[</span><span class='hs-conid'>FilePath</span><span class='hs-keyglyph'>]</span>
<a name="line-65"></a><span class='hs-definition'>recurseDir</span> <span class='hs-varid'>fs</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>recurseDirStat</span> <span class='hs-varid'>fs</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-varid'>map</span> <span class='hs-varid'>fst</span>
<a name="line-66"></a>
<a name="line-67"></a><span class='hs-comment'>{- | Like 'recurseDir', but return the stat() (System.Posix.Files.FileStatus)
<a name="line-68"></a>information with them. This is an optimization if you will be statting files
<a name="line-69"></a>yourself later.
<a name="line-70"></a>
<a name="line-71"></a>The items are returned lazily.
<a name="line-72"></a>
<a name="line-73"></a>WARNING: do not change your current working directory until you have consumed
<a name="line-74"></a>all the items. Doing so could cause strange effects.
<a name="line-75"></a>
<a name="line-76"></a>Alternatively, you may wish to pass an absolute path to this function.
<a name="line-77"></a>-}</span>
<a name="line-78"></a>
<a name="line-79"></a><a name="recurseDirStat"></a><span class='hs-definition'>recurseDirStat</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HVFS</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>a</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-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>FilePath</span><span class='hs-layout'>,</span> <span class='hs-conid'>HVFSStatEncap</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-80"></a><span class='hs-definition'>recurseDirStat</span> <span class='hs-varid'>h</span> <span class='hs-varid'>fn</span> <span class='hs-keyglyph'>=</span>
<a name="line-81"></a> <span class='hs-keyword'>do</span> <span class='hs-varid'>fs</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>vGetSymbolicLinkStatus</span> <span class='hs-varid'>h</span> <span class='hs-varid'>fn</span>
<a name="line-82"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>withStat</span> <span class='hs-varid'>fs</span> <span class='hs-varid'>vIsDirectory</span>
<a name="line-83"></a> <span class='hs-keyword'>then</span> <span class='hs-keyword'>do</span>
<a name="line-84"></a> <span class='hs-varid'>dirc</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>vGetDirectoryContents</span> <span class='hs-varid'>h</span> <span class='hs-varid'>fn</span>
<a name="line-85"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>contents</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varop'>++</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>fn</span> <span class='hs-varop'>++</span> <span class='hs-str'>"/"</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span>
<a name="line-86"></a> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>x</span> <span class='hs-varop'>/=</span> <span class='hs-str'>"."</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>x</span> <span class='hs-varop'>/=</span> <span class='hs-str'>".."</span><span class='hs-layout'>)</span> <span class='hs-varid'>dirc</span>
<a name="line-87"></a> <span class='hs-varid'>subdirs</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>unsafeInterleaveIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>recurseDirStat</span> <span class='hs-varid'>h</span><span class='hs-layout'>)</span> <span class='hs-varid'>contents</span>
<a name="line-88"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-layout'>(</span><span class='hs-varid'>concat</span> <span class='hs-varid'>subdirs</span><span class='hs-layout'>)</span> <span class='hs-varop'>++</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>fn</span><span class='hs-layout'>,</span> <span class='hs-varid'>fs</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-89"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-varid'>fn</span><span class='hs-layout'>,</span> <span class='hs-varid'>fs</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-90"></a>
<a name="line-91"></a><a name="recursiveRemove"></a><span class='hs-comment'>{- | Removes a file or a directory. If a directory, also removes all its
<a name="line-92"></a>child files\/directories.
<a name="line-93"></a>-}</span>
<a name="line-94"></a><span class='hs-definition'>recursiveRemove</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HVFS</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-95"></a><span class='hs-definition'>recursiveRemove</span> <span class='hs-varid'>h</span> <span class='hs-varid'>fn</span> <span class='hs-keyglyph'>=</span>
<a name="line-96"></a> <span class='hs-varid'>recurseDirStat</span> <span class='hs-varid'>h</span> <span class='hs-varid'>fn</span> <span class='hs-varop'>>>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>mapM_</span> <span class='hs-varop'>$</span>
<a name="line-97"></a> <span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>fn</span><span class='hs-layout'>,</span> <span class='hs-varid'>fs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>if</span> <span class='hs-varid'>withStat</span> <span class='hs-varid'>fs</span> <span class='hs-varid'>vIsDirectory</span>
<a name="line-98"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>vRemoveDirectory</span> <span class='hs-varid'>h</span> <span class='hs-varid'>fn</span>
<a name="line-99"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>vRemoveFile</span> <span class='hs-varid'>h</span> <span class='hs-varid'>fn</span>
<a name="line-100"></a> <span class='hs-layout'>)</span>
<a name="line-101"></a>
<a name="line-102"></a><a name="lsl"></a><span class='hs-comment'>{- | Provide a result similar to the command ls -l over a directory.
<a name="line-103"></a>
<a name="line-104"></a>Known bug: setuid bit semantics are inexact compared with standard ls.
<a name="line-105"></a>-}</span>
<a name="line-106"></a><span class='hs-definition'>lsl</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>HVFS</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>a</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'>String</span>
<a name="line-107"></a><span class='hs-definition'>lsl</span> <span class='hs-varid'>fs</span> <span class='hs-varid'>fp</span> <span class='hs-keyglyph'>=</span>
<a name="line-108"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>showmodes</span> <span class='hs-varid'>mode</span> <span class='hs-keyglyph'>=</span>
<a name="line-109"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>i</span> <span class='hs-varid'>m</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>intersectFileModes</span> <span class='hs-varid'>mode</span> <span class='hs-varid'>m</span> <span class='hs-varop'>/=</span> <span class='hs-num'>0</span><span class='hs-layout'>)</span>
<a name="line-110"></a> <span class='hs-keyword'>in</span>
<a name="line-111"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>ownerReadMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'r'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span>
<a name="line-112"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>ownerWriteMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'w'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span>
<a name="line-113"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>setUserIDMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'s'</span> <span class='hs-keyword'>else</span>
<a name="line-114"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>ownerExecuteMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'x'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span>
<a name="line-115"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>groupReadMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'r'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span>
<a name="line-116"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>groupWriteMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'w'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span>
<a name="line-117"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>setGroupIDMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'s'</span> <span class='hs-keyword'>else</span>
<a name="line-118"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>groupExecuteMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'x'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span>
<a name="line-119"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>otherReadMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'r'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span>
<a name="line-120"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>otherWriteMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'w'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span>
<a name="line-121"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>i</span> <span class='hs-varid'>otherExecuteMode</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'x'</span> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span> <span class='hs-conid'>[]</span>
<a name="line-122"></a> <span class='hs-varid'>showentry</span> <span class='hs-varid'>origdir</span> <span class='hs-varid'>fh</span> <span class='hs-layout'>(</span><span class='hs-varid'>state</span><span class='hs-layout'>,</span> <span class='hs-varid'>fp</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-123"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>state</span> <span class='hs-keyword'>of</span>
<a name="line-124"></a> <span class='hs-conid'>HVFSStatEncap</span> <span class='hs-varid'>se</span> <span class='hs-keyglyph'>-></span>
<a name="line-125"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>typechar</span> <span class='hs-keyglyph'>=</span>
<a name="line-126"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>vIsDirectory</span> <span class='hs-varid'>se</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'d'</span>
<a name="line-127"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>vIsSymbolicLink</span> <span class='hs-varid'>se</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'l'</span>
<a name="line-128"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>vIsBlockDevice</span> <span class='hs-varid'>se</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'b'</span>
<a name="line-129"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>vIsCharacterDevice</span> <span class='hs-varid'>se</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'c'</span>
<a name="line-130"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>vIsSocket</span> <span class='hs-varid'>se</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'s'</span>
<a name="line-131"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>vIsNamedPipe</span> <span class='hs-varid'>se</span> <span class='hs-keyword'>then</span> <span class='hs-chr'>'s'</span>
<a name="line-132"></a> <span class='hs-keyword'>else</span> <span class='hs-chr'>'-'</span>
<a name="line-133"></a> <span class='hs-varid'>clocktime</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>epochToClockTime</span> <span class='hs-layout'>(</span><span class='hs-varid'>vModificationTime</span> <span class='hs-varid'>se</span><span class='hs-layout'>)</span>
<a name="line-134"></a> <span class='hs-varid'>datestr</span> <span class='hs-varid'>c</span><span class='hs-keyglyph'>=</span> <span class='hs-varid'>formatCalendarTime</span> <span class='hs-varid'>defaultTimeLocale</span> <span class='hs-str'>"%b %e %Y"</span>
<a name="line-135"></a> <span class='hs-varid'>c</span>
<a name="line-136"></a> <span class='hs-keyword'>in</span> <span class='hs-keyword'>do</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>toCalendarTime</span> <span class='hs-varid'>clocktime</span>
<a name="line-137"></a> <span class='hs-varid'>linkstr</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>vIsSymbolicLink</span> <span class='hs-varid'>se</span> <span class='hs-keyword'>of</span>
<a name="line-138"></a> <span class='hs-conid'>False</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-str'>""</span>
<a name="line-139"></a> <span class='hs-conid'>True</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-varid'>sl</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>vReadSymbolicLink</span> <span class='hs-varid'>fh</span>
<a name="line-140"></a> <span class='hs-layout'>(</span><span class='hs-varid'>origdir</span> <span class='hs-varop'>++</span> <span class='hs-str'>"/"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>fp</span><span class='hs-layout'>)</span>
<a name="line-141"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-str'>" -> "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>sl</span>
<a name="line-142"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>printf</span> <span class='hs-str'>"%c%s 1 %-8d %-8d %-9d %s %s%s"</span>
<a name="line-143"></a> <span class='hs-varid'>typechar</span>
<a name="line-144"></a> <span class='hs-layout'>(</span><span class='hs-varid'>showmodes</span> <span class='hs-layout'>(</span><span class='hs-varid'>vFileMode</span> <span class='hs-varid'>se</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-145"></a> <span class='hs-layout'>(</span><span class='hs-varid'>toInteger</span> <span class='hs-varop'>$</span> <span class='hs-varid'>vFileOwner</span> <span class='hs-varid'>se</span><span class='hs-layout'>)</span>
<a name="line-146"></a> <span class='hs-layout'>(</span><span class='hs-varid'>toInteger</span> <span class='hs-varop'>$</span> <span class='hs-varid'>vFileGroup</span> <span class='hs-varid'>se</span><span class='hs-layout'>)</span>
<a name="line-147"></a> <span class='hs-layout'>(</span><span class='hs-varid'>toInteger</span> <span class='hs-varop'>$</span> <span class='hs-varid'>vFileSize</span> <span class='hs-varid'>se</span><span class='hs-layout'>)</span>
<a name="line-148"></a> <span class='hs-layout'>(</span><span class='hs-varid'>datestr</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-149"></a> <span class='hs-varid'>fp</span>
<a name="line-150"></a> <span class='hs-varid'>linkstr</span>
<a name="line-151"></a> <span class='hs-keyword'>in</span> <span class='hs-keyword'>do</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>vGetDirectoryContents</span> <span class='hs-varid'>fs</span> <span class='hs-varid'>fp</span>
<a name="line-152"></a> <span class='hs-varid'>pairs</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-varid'>ss</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>vGetSymbolicLinkStatus</span> <span class='hs-varid'>fs</span> <span class='hs-layout'>(</span><span class='hs-varid'>fp</span> <span class='hs-varop'>++</span> <span class='hs-str'>"/"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-153"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>ss</span><span class='hs-layout'>,</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-154"></a> <span class='hs-layout'>)</span> <span class='hs-varid'>c</span>
<a name="line-155"></a> <span class='hs-varid'>linedata</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-varid'>showentry</span> <span class='hs-varid'>fp</span> <span class='hs-varid'>fs</span><span class='hs-layout'>)</span> <span class='hs-varid'>pairs</span>
<a name="line-156"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>unlines</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"total 1"</span><span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span> <span class='hs-varid'>linedata</span>
<a name="line-157"></a>
<a name="line-158"></a>
</pre></body>
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