From e6a740284291d1ebaca42b2954eb20e09daac9b9 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Sat, 7 May 2011 22:30:35 -0400
Subject: [PATCH] Add C comment why client encoding can be set in pg_upgrade.

---
 contrib/pg_upgrade/server.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/contrib/pg_upgrade/server.c b/contrib/pg_upgrade/server.c
index d6efe9af6b..224fc9642e 100644
--- a/contrib/pg_upgrade/server.c
+++ b/contrib/pg_upgrade/server.c
@@ -267,6 +267,7 @@ check_for_libpq_envvars(void)
 		{
 			const char *value;
 
+			/* This allows us to see error messages in the local encoding */
 			if (strcmp(option->envvar, "PGCLIENTENCODING") == 0)
 				continue;
 
-- 
2.11.0