open() not handling previously opened serial port gracefully?

Pierre A. Humblet Pierre.Humblet@ieee.org
Thu Oct 31 16:22:00 GMT 2002


This fixes 
http://sources.redhat.com/ml/cygwin/2002-10/msg01792.html

Pierre

2002-10-31  Pierre Humblet <pierre.humblet@ieee.org>

	* fhandler.cc (fhandler_base::open): Verify pc isn't NULL.

--- fhandler.cc.orig    2002-10-31 18:46:24.000000000 -0500
+++ fhandler.cc 2002-10-31 18:47:38.000000000 -0500
@@ -442,7 +442,7 @@ fhandler_base::open (path_conv *pc, int 
 
   if (x == INVALID_HANDLE_VALUE)
     {
-      if (pc->isdir () && !wincap.can_open_directories ())
+      if (!wincap.can_open_directories () && pc && pc->isdir ())
        {
          if (mode & (O_CREAT | O_EXCL) == (O_CREAT | O_EXCL))
            set_errno (EEXIST);



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