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diff --git a/src/StringUtil.cc b/src/StringUtil.cc
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+// StringUtil.cc for fluxbox 
+// Copyright (c) 2001 - 2002 Henrik Kinnunen (fluxgen@linuxmail.org)
+// 
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.        IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+// $Id: StringUtil.cc,v 1.5 2002/01/09 14:11:20 fluxgen Exp $
+
+#include "StringUtil.hh"
+
+#include <string>
+#include <cstdio>
+#include <cstdlib>
+#include <cctype>
+#include <memory>
+
+using namespace std;
+
+//------- strdup ------------------------
+//TODO: comment this
+//----------------------------------------
+char *StringUtil::strdup(const char *s) {
+  int l = strlen(s) + 1;
+  char *n = new char[l];
+  strncpy(n, s, l);
+  return n;
+}
+
+//------- strcasestr --------------
+// Tries to find a string in another and
+// ignoring the case of the characters
+// Returns 0 on success else pointer to str.
+// TODO: comment this
+//---------------------------------
+const char * StringUtil::strcasestr(const char *str, const char *ptn) {
+        const char *s2, *p2;
+        for( ; *str; str++) {
+                for(s2=str, p2=ptn; ; s2++,p2++) {      
+                        if (!*p2) return str;
+                        if (toupper(*s2) != toupper(*p2)) break;
+                }
+        }
+        return 0;
+}
+
+//------------- expandFilename ----------------------
+// if ~ then expand it to home of user
+// returns expanded filename 
+// (note: the function creates new memory for the string)
+//---------------------------------------------------
+char *StringUtil::expandFilename(const char *filename) {
+  
+        auto_ptr<char> retval( new char[strlen(filename)+strlen(getenv("HOME"))+2]);
+  if (filename[0]=='~') {
+    strcat(retval.get(), getenv("HOME"));
+    strcat(retval.get(), &filename[1]);
+  } else
+    return StringUtil::strdup(filename);        //return unmodified value
+  
+  return StringUtil::strdup(retval.get());      //return modified value
+}