error report on slru.c

Hi all,
here a patch that
1) Rise the information about the file missing on pg_clog from
    detail to error
2) Insert the offset information also for a missing file


I did it with the 8.0beta2 sources





Regards
Gaetano Mendola


--- slru.c.orig    2004-10-02 10:56:01.000000000 +0200
+++ slru.c    2004-10-02 11:05:40.000000000 +0200
@@ -634,9 +634,8 @@
         case SLRU_OPEN_FAILED:
             ereport(ERROR,
                     (errcode_for_file_access(),
-                errmsg("could not access status of transaction %u", xid),
-                     errdetail("could not open file \"%s\": %m",
-                               path)));
+                errmsg("could not access status of transaction %u"
+                       "could not open file \"%s\": %m ( offset %u ) ", xid, path, offset)));
             break;
         case SLRU_CREATE_FAILED:
             ereport(ERROR,