[greatlrd] 15410: Fix CD bug for

Fix CD bug for
CD "program files"
cd did only working with CD program files 
now it support ""
Modified: trunk/reactos/subsys/system/cmd/internal.c
  _____

Modified: trunk/reactos/subsys/system/cmd/internal.c
--- trunk/reactos/subsys/system/cmd/internal.c	2005-05-19 05:26:35 UTC
(rev 15409)
+++ trunk/reactos/subsys/system/cmd/internal.c	2005-05-19 15:32:22 UTC
(rev 15410)
@@ -156,8 +156,7 @@

{
    LPTSTR dir;		/* pointer to the directory to change to
*/
    LPTSTR lpOldPath;
-	LPTSTR endofstring; /* pointer to the null character in the
directory to change to */
-	LPTSTR lastquote; /* pointer to the last quotation mark in the
directory to change to */
+	size_t size, str_len;

/*Should we better declare a variable containing _tsclen(dir) ?
It's used a few times,
      but on the other hand paths are generally not very long*/
@@ -171,17 +170,29 @@
    /* The whole param string is our parameter these days. The only
thing we do is eliminating every quotation mark */
    /* Is it safe to change the characters param is pointing to? I
presume it is, as there doesn't seem to be any
    post-processing of it after the function call (what would that
accomplish?) */
+	
+    size = _tcscspn(param,  _T(""") );
+	str_len = _tcslen(param)-1;

-	dir=param;
-	endofstring=dir+_tcslen(dir);
+	if ((param[size] == _T('"')) && (str_len >1))
+	{
+	 
+	 if (size==0)
+	 {
+	  _tcsncpy(param,&param[size+1],str_len);
+	  param[str_len] = _T('\0');	 
+	 }

-	while ((lastquote = _tcsrchr(dir, _T('"'))))
-	{
-		endofstring--;
-		memmove(lastquote,lastquote+1,endofstring-lastquote);
-		*endofstring=_T('\0');
+	 size = _tcscspn(param,  _T(""") );	
+     if (param[size] == _T('"'))
+	 {
+	  param[size] = _T('\0');
+	 }
+
    }
-
+	
+	dir=param;
+	
    /* if doing a CD and no parameters given, print out current
directory */
    if (!dir || !dir[0])
    {