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<h1>src/libsphinxbase/util/filename.c</h1> </div>
</div>
<div class="contents">
<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */</span>
<a name="l00002"></a>00002 <span class="comment">/* ====================================================================</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (c) 1999-2004 Carnegie Mellon University. All rights</span>
<a name="l00004"></a>00004 <span class="comment"> * reserved.</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * Redistribution and use in source and binary forms, with or without</span>
<a name="l00007"></a>00007 <span class="comment"> * modification, are permitted provided that the following conditions</span>
<a name="l00008"></a>00008 <span class="comment"> * are met:</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span>
<a name="l00011"></a>00011 <span class="comment"> * notice, this list of conditions and the following disclaimer. </span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span>
<a name="l00014"></a>00014 <span class="comment"> * notice, this list of conditions and the following disclaimer in</span>
<a name="l00015"></a>00015 <span class="comment"> * the documentation and/or other materials provided with the</span>
<a name="l00016"></a>00016 <span class="comment"> * distribution.</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> * This work was supported in part by funding from the Defense Advanced </span>
<a name="l00019"></a>00019 <span class="comment"> * Research Projects Agency and the National Science Foundation of the </span>
<a name="l00020"></a>00020 <span class="comment"> * United States of America, and the CMU Sphinx Speech Consortium.</span>
<a name="l00021"></a>00021 <span class="comment"> *</span>
<a name="l00022"></a>00022 <span class="comment"> * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND </span>
<a name="l00023"></a>00023 <span class="comment"> * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, </span>
<a name="l00024"></a>00024 <span class="comment"> * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span>
<a name="l00025"></a>00025 <span class="comment"> * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY</span>
<a name="l00026"></a>00026 <span class="comment"> * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span>
<a name="l00027"></a>00027 <span class="comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT </span>
<a name="l00028"></a>00028 <span class="comment"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, </span>
<a name="l00029"></a>00029 <span class="comment"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY </span>
<a name="l00030"></a>00030 <span class="comment"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT </span>
<a name="l00031"></a>00031 <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE </span>
<a name="l00032"></a>00032 <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
<a name="l00033"></a>00033 <span class="comment"> *</span>
<a name="l00034"></a>00034 <span class="comment"> * ====================================================================</span>
<a name="l00035"></a>00035 <span class="comment"> *</span>
<a name="l00036"></a>00036 <span class="comment"> */</span>
<a name="l00037"></a>00037 <span class="comment">/*</span>
<a name="l00038"></a>00038 <span class="comment"> * filename.c -- File and path name operations.</span>
<a name="l00039"></a>00039 <span class="comment"> *</span>
<a name="l00040"></a>00040 <span class="comment"> * **********************************************</span>
<a name="l00041"></a>00041 <span class="comment"> * CMU ARPA Speech Project</span>
<a name="l00042"></a>00042 <span class="comment"> *</span>
<a name="l00043"></a>00043 <span class="comment"> * Copyright (c) 1999 Carnegie Mellon University.</span>
<a name="l00044"></a>00044 <span class="comment"> * ALL RIGHTS RESERVED.</span>
<a name="l00045"></a>00045 <span class="comment"> * **********************************************</span>
<a name="l00046"></a>00046 <span class="comment"> * </span>
<a name="l00047"></a>00047 <span class="comment"> * HISTORY</span>
<a name="l00048"></a>00048 <span class="comment"> * $Log: filename.c,v $</span>
<a name="l00049"></a>00049 <span class="comment"> * Revision 1.5 2005/06/22 03:01:07 arthchan2003</span>
<a name="l00050"></a>00050 <span class="comment"> * Added keyword</span>
<a name="l00051"></a>00051 <span class="comment"> *</span>
<a name="l00052"></a>00052 <span class="comment"> * Revision 1.3 2005/03/30 01:22:48 archan</span>
<a name="l00053"></a>00053 <span class="comment"> * Fixed mistakes in last updates. Add</span>
<a name="l00054"></a>00054 <span class="comment"> *</span>
<a name="l00055"></a>00055 <span class="comment"> * </span>
<a name="l00056"></a>00056 <span class="comment"> * 30-Oct-1997 M K Ravishankar (rkm@cs.cmu.edu) at Carnegie Mellon University.</span>
<a name="l00057"></a>00057 <span class="comment"> * Started.</span>
<a name="l00058"></a>00058 <span class="comment"> */</span>
<a name="l00059"></a>00059
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="preprocessor">#include <stdio.h></span>
<a name="l00062"></a>00062 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00063"></a>00063 <span class="preprocessor">#include <string.h></span>
<a name="l00064"></a>00064 <span class="preprocessor">#include <assert.h></span>
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="preprocessor">#include "sphinxbase/filename.h"</span>
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="preprocessor">#ifdef _MSC_VER</span>
<a name="l00069"></a>00069 <span class="preprocessor"></span><span class="preprocessor">#pragma warning (disable: 4996)</span>
<a name="l00070"></a>00070 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00071"></a>00071 <span class="preprocessor"></span>
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="comment">/* Strip off all leading pathname components */</span>
<a name="l00074"></a>00074 <span class="keywordtype">void</span>
<a name="l00075"></a><a class="code" href="filename_8h.html#ad8a88d52ec0af498bc126a90871b2efe">00075</a> <a class="code" href="filename_8h.html#ad8a88d52ec0af498bc126a90871b2efe" title="Strip off leading path components from the given path and copy the base into base.">path2basename</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> *base)
<a name="l00076"></a>00076 {
<a name="l00077"></a>00077 int32 i, l;
<a name="l00078"></a>00078
<a name="l00079"></a>00079 l = strlen(path);
<a name="l00080"></a>00080 <span class="preprocessor">#if defined(_WIN32) || defined(__CYGWIN__)</span>
<a name="l00081"></a>00081 <span class="preprocessor"></span> <span class="keywordflow">for</span> (i = l - 1; (i >= 0) && !(path[i] == <span class="charliteral">'/'</span> || path[i] == <span class="charliteral">'\\'</span>); --i);
<a name="l00082"></a>00082 <span class="preprocessor">#else</span>
<a name="l00083"></a>00083 <span class="preprocessor"></span> <span class="keywordflow">for</span> (i = l - 1; (i >= 0) && !(path[i] == <span class="charliteral">'/'</span>); --i);
<a name="l00084"></a>00084 <span class="preprocessor">#endif</span>
<a name="l00085"></a>00085 <span class="preprocessor"></span> strcpy(base, path + i + 1);
<a name="l00086"></a>00086 }
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="comment">/* Return all leading pathname components */</span>
<a name="l00089"></a>00089 <span class="keywordtype">void</span>
<a name="l00090"></a><a class="code" href="filename_8h.html#a678be92ddb74695f26a9e4f527b073b0">00090</a> <a class="code" href="filename_8h.html#a678be92ddb74695f26a9e4f527b073b0" title="Strip off filename from the given path and copy the directory name into dir Caller must have allocate...">path2dirname</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> *dir)
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092 int32 i, l;
<a name="l00093"></a>00093
<a name="l00094"></a>00094 l = strlen(path);
<a name="l00095"></a>00095 <span class="preprocessor">#if defined(_WIN32) || defined(__CYGWIN__)</span>
<a name="l00096"></a>00096 <span class="preprocessor"></span> <span class="keywordflow">for</span> (i = l - 1; (i >= 0) && !(path[i] == <span class="charliteral">'/'</span> || path[i] == <span class="charliteral">'\\'</span>); --i);
<a name="l00097"></a>00097 <span class="preprocessor">#else</span>
<a name="l00098"></a>00098 <span class="preprocessor"></span> <span class="keywordflow">for</span> (i = l - 1; (i >= 0) && !(path[i] == <span class="charliteral">'/'</span>); --i);
<a name="l00099"></a>00099 <span class="preprocessor">#endif</span>
<a name="l00100"></a>00100 <span class="preprocessor"></span> <span class="keywordflow">if</span> (i <= 0)
<a name="l00101"></a>00101 dir[0] = <span class="charliteral">'\0'</span>;
<a name="l00102"></a>00102 <span class="keywordflow">else</span> {
<a name="l00103"></a>00103 memcpy(dir, path, i);
<a name="l00104"></a>00104 dir[i] = <span class="charliteral">'\0'</span>;
<a name="l00105"></a>00105 }
<a name="l00106"></a>00106 }
<a name="l00107"></a>00107
<a name="l00108"></a>00108
<a name="l00109"></a>00109 <span class="comment">/* Strip off the shortest trailing .xyz suffix */</span>
<a name="l00110"></a>00110 <span class="keywordtype">void</span>
<a name="l00111"></a><a class="code" href="filename_8h.html#ad40b54252813d276ff2ebb097b242657">00111</a> <a class="code" href="filename_8h.html#ad40b54252813d276ff2ebb097b242657" title="Strip off the smallest trailing file-extension suffix and copy the rest into the given root argument...">strip_fileext</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> *root)
<a name="l00112"></a>00112 {
<a name="l00113"></a>00113 int32 i, l;
<a name="l00114"></a>00114
<a name="l00115"></a>00115 l = strlen(path);
<a name="l00116"></a>00116 <span class="keywordflow">for</span> (i = l - 1; (i >= 0) && (path[i] != <span class="charliteral">'.'</span>); --i);
<a name="l00117"></a>00117 <span class="keywordflow">if</span> (i < 0)
<a name="l00118"></a>00118 strcpy(root, path); <span class="comment">/* Didn't find a . */</span>
<a name="l00119"></a>00119 <span class="keywordflow">else</span> {
<a name="l00120"></a>00120 strncpy(root, path, i);
<a name="l00121"></a>00121 }
<a name="l00122"></a>00122 }
<a name="l00123"></a>00123
<a name="l00124"></a>00124 <span class="comment">/* Test if this path is absolute. */</span>
<a name="l00125"></a>00125 <span class="keywordtype">int</span>
<a name="l00126"></a><a class="code" href="filename_8h.html#ac59add2db73b33e81b354de114268e7a">00126</a> <a class="code" href="filename_8h.html#ac59add2db73b33e81b354de114268e7a" title="Test whether a pathname is absolute for the current OS.">path_is_absolute</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 <span class="preprocessor">#if defined(_WIN32) && !defined(_WIN32_WCE) </span><span class="comment">/* FIXME: Also SymbianOS */</span>
<a name="l00129"></a>00129 <span class="keywordflow">return</span> <span class="comment">/* Starts with drive letter : \ or / */</span>
<a name="l00130"></a>00130 (strlen(path) >= 3
<a name="l00131"></a>00131 &&
<a name="l00132"></a>00132 ((path[0] >= <span class="charliteral">'A'</span> && path[0] <= <span class="charliteral">'Z'</span>)
<a name="l00133"></a>00133 || (path[0] >= <span class="charliteral">'a'</span> && path[0] <= <span class="charliteral">'z'</span>))
<a name="l00134"></a>00134 && path[1] == <span class="charliteral">':'</span>
<a name="l00135"></a>00135 && (path[2] == <span class="charliteral">'/'</span> || path[2] == <span class="charliteral">'\\'</span>));
<a name="l00136"></a>00136 <span class="preprocessor">#elif defined(_WIN32_WCE)</span>
<a name="l00137"></a>00137 <span class="preprocessor"></span> <span class="keywordflow">return</span> path[0] == <span class="charliteral">'\\'</span> || path[0] == <span class="charliteral">'/'</span>;
<a name="l00138"></a>00138 <span class="preprocessor">#else </span><span class="comment">/* Assume Unix */</span>
<a name="l00139"></a>00139 <span class="keywordflow">return</span> path[0] == <span class="charliteral">'/'</span>;
<a name="l00140"></a>00140 <span class="preprocessor">#endif</span>
<a name="l00141"></a>00141 <span class="preprocessor"></span>}
</pre></div></div>
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