merge 55178,55413,56383

client/mysqltest.cc

@@ -5542,6 +5542,8 @@ int read_line(char *buf, int size)
   char c, UNINIT_VAR(last_quote), last_char= 0;
   char *p= buf, *buf_end= buf + size - 1;
   int skip_char= 0;
+  my_bool have_slash= FALSE;
+  
   enum {R_NORMAL, R_Q, R_SLASH_IN_Q,
         R_COMMENT, R_LINE_START} state= R_LINE_START;
   DBUG_ENTER("read_line");
@@ -5612,10 +5614,14 @@ int read_line(char *buf, int size)
 	DBUG_RETURN(0);
       }
       else if (c == '\'' || c == '"' || c == '`')
+      {
+        if (! have_slash) 
         {
 	  last_quote= c;
 	  state= R_Q;
 	}
+      }
+      have_slash= (c == '\\');
       break;
 
     case R_COMMENT:

mysql-test/lib/mtr_cases.pm

@@ -701,6 +701,13 @@ sub process_opts_file {
 	next;
       }
 
+      $value= mtr_match_prefix($opt, "--testcase-timeout=");
+      if ( defined $value ) {
+	# Overrides test case timeout for this test
+	$tinfo->{'case-timeout'}= $value;
+	next;
+      }
+
       # Ok, this was a real option, add it
       push(@{$tinfo->{$opt_name}}, $opt);
     }

mysql-test/mysql-test-run.pl

@@ -231,7 +231,6 @@ my $opt_suite_timeout   = $ENV{MTR_SUITE_TIMEOUT}    || 300; # minutes
 my $opt_shutdown_timeout= $ENV{MTR_SHUTDOWN_TIMEOUT} ||  10; # seconds
 my $opt_start_timeout   = $ENV{MTR_START_TIMEOUT}    || 180; # seconds
 
-sub testcase_timeout { return $opt_testcase_timeout * 60; };
 sub suite_timeout { return $opt_suite_timeout * 60; };
 sub check_timeout { return $opt_testcase_timeout * 6; };
 
@@ -245,6 +244,7 @@ my $opt_repeat= 1;
 my $opt_retry= 3;
 my $opt_retry_failure= env_or_val(MTR_RETRY_FAILURE => 2);
 my $opt_reorder= 1;
+my $opt_force_restart= 0;
 
 my $opt_strace_client;
 
@@ -260,6 +260,17 @@ my $opt_callgrind;
 my %mysqld_logs;
 my $opt_debug_sync_timeout= 300; # Default timeout for WAIT_FOR actions.
 
+sub testcase_timeout ($) {
+  my ($tinfo)= @_;
+  if (exists $tinfo->{'case-timeout'}) {
+    # Return test specific timeout if *longer* that the general timeout
+    my $test_to= $tinfo->{'case-timeout'};
+    $test_to*= 10 if $opt_valgrind;
+    return $test_to * 60 if $test_to > $opt_testcase_timeout;
+  }
+  return $opt_testcase_timeout * 60;
+}
+
 our $opt_warnings= 1;
 
 our $opt_skip_ndbcluster= 0;
@@ -934,6 +945,7 @@ sub command_line_setup {
              'report-features'          => \$opt_report_features,
              'comment=s'                => \$opt_comment,
              'fast'                     => \$opt_fast,
+	     'force-restart'            => \$opt_force_restart,
              'reorder!'                 => \$opt_reorder,
              'enable-disabled'          => \&collect_option,
              'verbose+'                 => \$opt_verbose,
@@ -3552,7 +3564,7 @@ sub run_testcase ($) {
     }
   }
 
-  my $test_timeout= start_timer(testcase_timeout());
+  my $test_timeout= start_timer(testcase_timeout($tinfo));
 
   do_before_run_mysqltest($tinfo);
 
@@ -3752,7 +3764,7 @@ sub run_testcase ($) {
     {
       my $log_file_name= $opt_vardir."/log/".$tinfo->{shortname}.".log";
       $tinfo->{comment}=
-        "Test case timeout after ".testcase_timeout().
+        "Test case timeout after ".testcase_timeout($tinfo).
 	  " seconds\n\n";
       # Add 20 last executed commands from test case log file
       if  (-e $log_file_name)
@@ -3761,7 +3773,7 @@ sub run_testcase ($) {
 	   "== $log_file_name == \n".
 	     mtr_lastlinesfromfile($log_file_name, 20)."\n";
       }
-      $tinfo->{'timeout'}= testcase_timeout(); # Mark as timeout
+      $tinfo->{'timeout'}= testcase_timeout($tinfo); # Mark as timeout
       run_on_all($tinfo, 'analyze-timeout');
 
       report_failure_and_restart($tinfo);
@@ -4567,6 +4579,11 @@ sub server_need_restart {
     return 1;
   }
 
+  if ( $opt_force_restart ) {
+    mtr_verbose_restart($server, "forced restart turned on");
+    return 1;
+  }
+
   if ( $tinfo->{template_path} ne $current_config_name)
   {
     mtr_verbose_restart($server, "using different config file");
@@ -5595,6 +5612,7 @@ Misc options
                         servers to exit before finishing the process
   fast                  Run as fast as possible, dont't wait for servers
                         to shutdown etc.
+  force-restart         Always restart servers between tests
   parallel=N            Run tests in N parallel threads (default=1)
                         Use parallel=auto for auto-setting of N
   repeat=N              Run each test N number of times

mysql-test/r/mysqltest.result

@@ -262,6 +262,9 @@ a long \$where variable content
 
 banana = banana
 Not a banana: ba\$cat\$cat
+with\`some"escaped\'quotes
+with\`some"escaped\'quotes
+single'tick`backtick
 mysqltest: At line 1: Missing arguments to let
 mysqltest: At line 1: Missing variable name in let
 mysqltest: At line 1: Missing assignment operator in let

mysql-test/t/mysqltest.test

@@ -701,6 +701,16 @@ echo banana = $cat;
 let $cat=ba\\\$cat\\\$cat;
 echo Not a banana: $cat;
 
+# Bug #55413 would cause this to fail
+let $escape= with\`some\"escaped\'quotes;
+echo $escape;
+
+--let $escape= with\`some\"escaped\'quotes
+echo $escape;
+
+# This only works with "--let" syntax
+--let $tick= single'tick`backtick
+echo $tick;
 
 # Test illegal uses of let