ECPG connect routine only checked for NULL to find empty parameters, but user...

ECPG connect routine only checked for NULL to find empty parameters, but user and password can also be "".

src/interfaces/ecpg/ecpglib/connect.c

-/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/connect.c,v 1.54 2009/06/11 14:49:13 momjian Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/connect.c,v 1.55 2010/05/07 19:35:03 meskes Exp $ */
 
 #define POSTGRES_ECPG_INTERNAL
 #include "postgres_fe.h"
@@ -475,7 +475,7 @@ ECPGconnect(int lineno, int c, const char *name, const char *user, const char *p
 			 host ? host : "<DEFAULT>",
 			 port ? (ecpg_internal_regression_mode ? "<REGRESSION_PORT>" : port) : "<DEFAULT>",
 			 options ? "with options " : "", options ? options : "",
-			 user ? "for user " : "", user ? user : "");
+			 (user && strlen(user) > 0) ? "for user " : "", user ? user : "");
 
 	connect_string = ecpg_alloc(strlen_or_null(host)
 								+ strlen_or_null(port)
@@ -494,8 +494,8 @@ ECPGconnect(int lineno, int c, const char *name, const char *user, const char *p
 			realname ? "dbname=" : "", realname ? realname : "",
 			host ? "host=" : "", host ? host : "",
 			port ? "port=" : "", port ? port : "",
-			user ? "user=" : "", user ? user : "",
-			passwd ? "password=" : "", passwd ? passwd : "",
+			(user && strlen(user) > 0) ? "user=" : "", user ? user : "",
+			(passwd && strlen(passwd) > 0) ? "password=" : "", passwd ? passwd : "",
 			options ? options : "");
 
 	/*