* dtable.cc (dup2): Correct return value for no-op.

2009-07-21 13:29:00 +00:00 · 2009-07-21 13:29:00 +00:00 · a7b11fec84
commit a7b11fec84
parent 3a88eb1446
2 changed files with 5 additions and 1 deletions
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@ -1,3 +1,7 @@
+2009-07-21  Eric Blake  <ebb9@byu.net>
+
+	* dtable.cc (dup2): Correct return value for no-op.
+
 2009-07-21  Corinna Vinschen  <corinna@vinschen.de>
 	    Eric Blake  <ebb9@byu.net>

--- a/winsup/cygwin/dtable.cc
+++ b/winsup/cygwin/dtable.cc
@ -621,7 +621,7 @@ dtable::dup2 (int oldfd, int newfd)

  if (newfd == oldfd)
    {
-      res = 0;
+      res = newfd;
      goto done;
    }