[cwittich] 32062: don't try to append when there is only one parameter given See issue #3023 for more details.

Author: cwittich
Date: Thu Jan 31 12:00:27 2008
New Revision: 32062

URL: http://svn.reactos.org/svn/reactos?rev=32062&view=rev
Log:
don't try to append when there is only one parameter given
See issue #3023 for more details.

Modified:
    trunk/reactos/base/shell/cmd/copy.c

Modified: trunk/reactos/base/shell/cmd/copy.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/base/shell/cmd/copy.c?rev=…
==============================================================================
--- trunk/reactos/base/shell/cmd/copy.c (original)
+++ trunk/reactos/base/shell/cmd/copy.c Thu Jan 31 12:00:27 2008
@@ -539,17 +539,20 @@
         return 1;
     }
 
-    if(((_tcschr (arg[nSrc], _T('+')) != NULL) ||
-        (_tcschr (arg[nSrc], _T('*')) != NULL && _tcschr (arg[nDes],
_T('*')) == NULL) ||
-        (IsExistingDirectory (arg[nSrc]) && (_tcschr (arg[nDes], _T('*'))
== NULL && !IsExistingDirectory (arg[nDes])))
-        ))
-    {
-        /* There is a + in the source filename, this means
-        that there is more then one file being put into
-        one file. */
-        bAppend = TRUE;
-        if(_tcschr (arg[nSrc], _T('+')) != NULL)
-            appendPointer = arg[nSrc];
+    if (nDes != -1) /* you can only append files when there is a destination */
+    {
+        if(((_tcschr (arg[nSrc], _T('+')) != NULL) ||
+            (_tcschr (arg[nSrc], _T('*')) != NULL && _tcschr (arg[nDes],
_T('*')) == NULL) ||
+            (IsExistingDirectory (arg[nSrc]) && (_tcschr (arg[nDes],
_T('*')) == NULL && !IsExistingDirectory (arg[nDes])))
+            ))
+        {
+            /* There is a + in the source filename, this means
+            that there is more then one file being put into
+            one file. */
+            bAppend = TRUE;
+            if(_tcschr (arg[nSrc], _T('+')) != NULL)
+                appendPointer = arg[nSrc];
+        }
     }
 
     /* Reusing the number of files variable */