From 29a20145fd2d1859eb3ec1788240244d0b50f68f Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Wed, 3 Sep 2003 22:05:09 +0000
Subject: Pass session_authorization to the client and make psql update its
 prompt accordingly.

---
 src/bin/psql/common.c | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

(limited to 'src/bin/psql/common.c')

diff --git a/src/bin/psql/common.c b/src/bin/psql/common.c
index cead3c65904..70551a2a3d5 100644
--- a/src/bin/psql/common.c
+++ b/src/bin/psql/common.c
@@ -3,7 +3,7 @@
  *
  * Copyright (c) 2000-2003, PostgreSQL Global Development Group
  *
- * $Header: /cvsroot/pgsql/src/bin/psql/common.c,v 1.72 2003/08/14 18:48:35 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/bin/psql/common.c,v 1.73 2003/09/03 22:05:08 petere Exp $
  */
 #include "postgres_fe.h"
 #include "common.h"
@@ -724,3 +724,26 @@ is_superuser(void)
 
 	return false;
 }
+
+
+/*
+ * Return the session user of the current connection.
+ *
+ * Note: this will correctly detect the session user only with a
+ * protocol-3.0 or newer backend; otherwise it will return the
+ * connection user.
+ */
+const char *
+session_username(void)
+{
+	const char *val;
+
+	if (!pset.db)
+		return NULL;
+
+	val = PQparameterStatus(pset.db, "session_authorization");
+	if (val)
+		return val;
+	else
+		return PQuser(pset.db);
+}
-- 
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