Log the actual timezone name that we fail to look up the values for in

case the registry data doesn't follow the format we expect, to facilitate
debugging.

diff --git a/src/timezone/pgtz.c b/src/timezone/pgtz.c
index 13dbb553d784dd2303251500716edd098696e656..83f3b727c767b87b5aa4ebcdca32950f79d46d52 100644 (file)
--- a/src/timezone/pgtz.c
+++ b/src/timezone/pgtz.c
@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
- *       $PostgreSQL: pgsql/src/timezone/pgtz.c,v 1.58.2.1 2008/07/01 03:41:01 tgl Exp $
+ *       $PostgreSQL: pgsql/src/timezone/pgtz.c,v 1.58.2.2 2010/04/06 20:35:15 mha Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1086,7 +1086,8 @@ identify_system_timezone(void)
                if ((r = RegQueryValueEx(key, "Std", NULL, NULL, zonename, &namesize)) != ERROR_SUCCESS)
                {
                        ereport(WARNING,
-                                       (errmsg_internal("could not query value for 'std' to identify Windows timezone: %i", (int) r)));
+                                       (errmsg_internal("could not query value for 'std' to identify Windows timezone \"%s\": %i",
+                                                                        keyname, (int) r)));
                        RegCloseKey(key);
                        break;
                }
@@ -1102,7 +1103,8 @@ identify_system_timezone(void)
                if ((r = RegQueryValueEx(key, "Dlt", NULL, NULL, zonename, &namesize)) != ERROR_SUCCESS)
                {
                        ereport(WARNING,
-                                       (errmsg_internal("could not query value for 'dlt' to identify Windows timezone: %i", (int) r)));
+                                       (errmsg_internal("could not query value for 'dlt' to identify Windows timezone \"%s\": %i",
+                                                                        keyname, (int) r)));
                        RegCloseKey(key);
                        break;
                }