diff --git a/mysql-test/r/rpl_rotate_logs.result b/mysql-test/r/rpl_rotate_logs.result
index 66209d2b852..c3c83947578 100644
--- a/mysql-test/r/rpl_rotate_logs.result
+++ b/mysql-test/r/rpl_rotate_logs.result
@@ -41,11 +41,16 @@ insert into t2 values(NULL);
 set global sql_slave_skip_counter=1;
 start slave;
 purge master logs to 'master-bin.000002';
+show master logs;
+Log_name
+master-bin.000002
+master-bin.000003
+purge binary logs to 'master-bin.000002';
 show binary logs;
 Log_name
 master-bin.000002
 master-bin.000003
-purge logs before now();
+purge master logs before now();
 show binary logs;
 Log_name
 master-bin.000003
diff --git a/mysql-test/t/rpl_rotate_logs.test b/mysql-test/t/rpl_rotate_logs.test
index 8ad5109d2c6..df506c08e71 100644
--- a/mysql-test/t/rpl_rotate_logs.test
+++ b/mysql-test/t/rpl_rotate_logs.test
@@ -90,9 +90,12 @@ connection master;
 sync_slave_with_master;
 connection master;
 purge master logs to 'master-bin.000002';
+show master logs;
+# we just tests if synonyms are accepted
+purge binary logs to 'master-bin.000002';
 show binary logs;
 --sleep 1;
-purge logs before now();
+purge master logs before now();
 show binary logs;
 insert into t2 values (65);
 sync_slave_with_master;
diff --git a/sql/item_strfunc.cc b/sql/item_strfunc.cc
index 92a68002b9e..b25619d0bb1 100644
--- a/sql/item_strfunc.cc
+++ b/sql/item_strfunc.cc
@@ -2428,7 +2428,6 @@ String* Item_func_export_set::val_str(String* str)
 
 void Item_func_export_set::fix_length_and_dec()
 {
-  uint i;
   uint length=max(args[1]->max_length,args[2]->max_length);
   uint sep_length=(arg_count > 3 ? args[3]->max_length : 1);
   max_length=length*64+sep_length*63;
diff --git a/sql/sql_yacc.yy b/sql/sql_yacc.yy
index 3098bd18b2d..c836cb414e0 100644
--- a/sql/sql_yacc.yy
+++ b/sql/sql_yacc.yy
@@ -3742,7 +3742,7 @@ show_param:
 	    Lex->mi.pos = $12;
 	    Lex->mi.server_id = $16;
           }
-        | BINARY LOGS_SYM
+        | master_or_binary LOGS_SYM
           {
 	    Lex->sql_command = SQLCOM_SHOW_BINLOGS;
           }
@@ -3802,6 +3802,8 @@ show_param:
 	  { Lex->sql_command= SQLCOM_SHOW_CHARSETS; }
 	| COLLATION_SYM wild
 	  { Lex->sql_command= SQLCOM_SHOW_COLLATIONS; }
+	| BERKELEY_DB_SYM LOGS_SYM
+	  { Lex->sql_command= SQLCOM_SHOW_LOGS; }
 	| LOGS_SYM
 	  { Lex->sql_command= SQLCOM_SHOW_LOGS; }
 	| GRANTS FOR_SYM user
@@ -3832,6 +3834,10 @@ show_param:
 	    Lex->sql_command = SQLCOM_SHOW_SLAVE_STAT;
           };
 
+master_or_binary:
+	MASTER_SYM
+	| BINARY;
+
 opt_db:
 	/* empty */  { $$= 0; }
 	| from_or_in ident { $$= $2.str; };
@@ -3949,8 +3955,7 @@ purge:
 	;
 
 purge_options:
-	LOGS_SYM purge_option
-	| MASTER_SYM LOGS_SYM purge_option
+	master_or_binary LOGS_SYM purge_option
 	;
 
 purge_option: