merge from 5.1-mtr

1 files changed, 68 insertions, 6 deletions

diff --git a/client/mysqltest.cc b/client/mysqltest.cc
index 936719523ef..38862210cba 100644
--- a/client/mysqltest.cc
+++ b/client/mysqltest.cc
@@ -103,6 +103,7 @@ static my_bool parsing_disabled= 0;
 static my_bool display_result_vertically= FALSE, display_result_lower= FALSE,
   display_metadata= FALSE, display_result_sorted= FALSE;
 static my_bool disable_query_log= 0, disable_result_log= 0;
+static my_bool disable_connect_log= 1;
 static my_bool disable_warnings= 0;
 static my_bool disable_info= 1;
 static my_bool abort_on_error= 1;
@@ -242,7 +243,9 @@ struct st_connection
   int cur_query_len;
   pthread_mutex_t mutex;
   pthread_cond_t cond;
+  pthread_t tid;
   int query_done;
+  my_bool has_thread;
 #endif /*EMBEDDED_LIBRARY*/
 };
 
@@ -273,6 +276,7 @@ enum enum_commands {
   Q_DISABLE_RPL_PARSE, Q_EVAL_RESULT,
   Q_ENABLE_QUERY_LOG, Q_DISABLE_QUERY_LOG,
   Q_ENABLE_RESULT_LOG, Q_DISABLE_RESULT_LOG,
+  Q_ENABLE_CONNECT_LOG, Q_DISABLE_CONNECT_LOG,
   Q_WAIT_FOR_SLAVE_TO_STOP,
   Q_ENABLE_WARNINGS, Q_DISABLE_WARNINGS,
   Q_ENABLE_INFO, Q_DISABLE_INFO,
@@ -340,6 +344,8 @@ const char *command_names[]=
   /* Enable/disable that the _result_ from a query is logged to result file */
   "enable_result_log",
   "disable_result_log",
+  "enable_connect_log",
+  "disable_connect_log",
   "wait_for_slave_to_stop",
   "enable_warnings",
   "disable_warnings",
@@ -733,8 +739,6 @@ pthread_handler_t send_one_query(void *arg)
 static int do_send_query(struct st_connection *cn, const char *q, int q_len,
                          int flags)
 {
-  pthread_t tid;
-
   if (flags & QUERY_REAP_FLAG)
     return mysql_send_query(&cn->mysql, q, q_len);
 
@@ -745,9 +749,10 @@ static int do_send_query(struct st_connection *cn, const char *q, int q_len,
   cn->cur_query= q;
   cn->cur_query_len= q_len;
   cn->query_done= 0;
-  if (pthread_create(&tid, &cn_thd_attrib, send_one_query, (void*)cn))
+  if (pthread_create(&cn->tid, &cn_thd_attrib, send_one_query, (void*)cn))
     die("Cannot start new thread for query");
 
+  cn->has_thread= TRUE;
   return 0;
 }
 
@@ -760,6 +765,14 @@ static void wait_query_thread_end(struct st_connection *con)
       pthread_cond_wait(&con->cond, &con->mutex);
     pthread_mutex_unlock(&con->mutex);
   }
+  if (con->has_thread)
+  {
+#ifndef __WIN__
+    /* May hang on Windows, but the problem it solves is not seen there */
+    pthread_join(con->tid, NULL);
+#endif
+    con->has_thread= FALSE;
+  }
 }
 
 #else /*EMBEDDED_LIBRARY*/
@@ -2175,8 +2188,14 @@ void var_query_set(VAR *var, const char *query, const char** query_end)
   DBUG_ENTER("var_query_set");
   LINT_INIT(res);
 
+  /* Only white space or ) allowed past ending ` */
   while (end > query && *end != '`')
+  {
+    if (*end && (*end != ' ' && *end != '\t' && *end != '\n' && *end != ')'))
+      die("Spurious text after `query` expression");
     --end;
+  }
+
   if (query == end)
     die("Syntax error in query, missing '`'");
   ++query;
@@ -3834,7 +3853,18 @@ void do_perl(struct st_command *command)
     if (!error)
       my_delete(temp_file_path, MYF(0));
 
-    handle_command_error(command, WEXITSTATUS(error));
+    /* Check for error code that indicates perl could not be started */
+    int exstat= WEXITSTATUS(error);
+#ifdef __WIN__
+    if (exstat == 1)
+      /* Text must begin 'perl not found' as mtr looks for it */
+      abort_not_supported_test("perl not found in path or did not start");
+#else
+    if (exstat == 127)
+      abort_not_supported_test("perl not found in path");
+#endif
+    else
+      handle_command_error(command, exstat);
   }
   dynstr_free(&ds_delimiter);
   DBUG_VOID_RETURN;
@@ -4778,6 +4808,16 @@ void select_connection_name(const char *name)
 
   set_current_connection(con);
 
+  /* Connection logging if enabled */
+  if (!disable_connect_log && !disable_query_log)
+  {
+    DYNAMIC_STRING *ds= &ds_res;
+
+    dynstr_append_mem(ds, "connection ", 11);
+    replace_dynstr_append(ds, name);
+    dynstr_append_mem(ds, ";\n", 2);
+  }
+
   DBUG_VOID_RETURN;
 }
 
@@ -4865,6 +4905,16 @@ void do_close_connection(struct st_command *command)
     var_set_string("$CURRENT_CONNECTION", con->name);
   }
 
+  /* Connection logging if enabled */
+  if (!disable_connect_log && !disable_query_log)
+  {
+    DYNAMIC_STRING *ds= &ds_res;
+
+    dynstr_append_mem(ds, "disconnect ", 11);
+    replace_dynstr_append(ds, ds_connection.str);
+    dynstr_append_mem(ds, ";\n", 2);
+  }
+
   DBUG_VOID_RETURN;
 }
 
@@ -4999,6 +5049,13 @@ int connect_n_handle_errors(struct st_command *command,
     dynstr_append_mem(ds, delimiter, delimiter_length);
     dynstr_append_mem(ds, "\n", 1);
   }
+  /* Simlified logging if enabled */
+  if (!disable_connect_log && !disable_query_log)
+  {
+    replace_dynstr_append(ds, command->query);
+    dynstr_append_mem(ds, ";\n", 2);
+  }
+  
   while (!mysql_real_connect(con, host, user, pass, db, port, sock ? sock: 0,
                           CLIENT_MULTI_STATEMENTS))
   {
@@ -5187,6 +5244,7 @@ void do_connect(struct st_command *command)
 
 #ifdef EMBEDDED_LIBRARY
   con_slot->query_done= 1;
+  con_slot->has_thread= FALSE;
 #endif
   if (!mysql_init(&con_slot->mysql))
     die("Failed on mysql_init()");
@@ -7307,11 +7365,13 @@ void run_query(struct st_connection *cn, struct st_command *command, int flags)
                            (flags & QUERY_REAP_FLAG));
   DBUG_ENTER("run_query");
 
-  init_dynamic_string(&ds_warnings, NULL, 0, 256);
-
   if (cn->pending && (flags & QUERY_SEND_FLAG))
     die ("Cannot run query on connection between send and reap");
 
+  if (!(flags & QUERY_SEND_FLAG) && !cn->pending)
+    die ("Cannot reap on a connection without pending send");
+  
+  init_dynamic_string(&ds_warnings, NULL, 0, 256);
   /*
     Evaluate query if this is an eval command
   */
@@ -8052,6 +8112,8 @@ int main(int argc, char **argv)
       case Q_DISABLE_ABORT_ON_ERROR: abort_on_error=0; break;
       case Q_ENABLE_RESULT_LOG:  disable_result_log=0; break;
       case Q_DISABLE_RESULT_LOG: disable_result_log=1; break;
+      case Q_ENABLE_CONNECT_LOG:   disable_connect_log=0; break;
+      case Q_DISABLE_CONNECT_LOG:  disable_connect_log=1; break;
       case Q_ENABLE_WARNINGS:    disable_warnings=0; break;
       case Q_DISABLE_WARNINGS:   disable_warnings=1; break;
       case Q_ENABLE_INFO:        disable_info=0; break;