_mdfd_getrelnfd() should include kernel error code in failure message.

diff --git a/src/backend/storage/smgr/md.c b/src/backend/storage/smgr/md.c
index e4aca5aeee43e0843207b399a08a6dc1f93733e5..926a4960110475aa51e405bb9b8026f9211af9ce 100644 (file)
--- a/src/backend/storage/smgr/md.c
+++ b/src/backend/storage/smgr/md.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *       $Header: /cvsroot/pgsql/src/backend/storage/smgr/md.c,v 1.82 2001/03/22 03:59:47 momjian Exp $
+ *       $Header: /cvsroot/pgsql/src/backend/storage/smgr/md.c,v 1.83 2001/04/02 23:20:24 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -983,7 +983,7 @@ _mdfd_getrelnfd(Relation reln)
        if (fd < 0)
        {
                if ((fd = mdopen(reln)) < 0)
-                       elog(ERROR, "cannot open relation %s",
+                       elog(ERROR, "_mdfd_getrelnfd: cannot open relation %s: %m",
                                 RelationGetRelationName(reln));
                reln->rd_fd = fd;
        }