Merge jani@192.168.0.2:/my/mysql-4.0

into ua126d19.elisa.omakaista.fi:/home/my/bk/mysql-4.0

BUILD/SETUP.sh

@@ -71,6 +71,22 @@ else
   make=make
 fi
 
-if test -z $CXX ; then
+if test -z "$CXX" ; then
   CXX=gcc
 fi
+
+# If ccache (a compiler cache which reduces build time)
+# (http://samba.org/ccache) is installed, use it.
+# We use 'grep' and hope 'grep' will work as expected
+# (returns 0 if finds lines)
+if ccache -V > /dev/null 2>&1
+then
+  if ! (echo "$CC" | grep "ccache" > /dev/null)
+  then
+    CC="ccache $CC"
+  fi
+  if ! (echo "$CXX" | grep "ccache" > /dev/null)
+  then
+    CXX="ccache $CXX"
+  fi
+fi

BitKeeper/etc/logging_ok

@@ -33,6 +33,7 @@ jani@hynda.mysql.fi
 jani@janikt.pp.saunalahti.fi
 jani@rhols221.adsl.netsonic.fi
 jani@rhols221.arenanet.fi
+jani@ua126d19.elisa.omakaista.fi
 jcole@abel.spaceapes.com
 jcole@main.burghcom.com
 jcole@mugatu.spaceapes.com
@@ -62,6 +63,7 @@ monty@work.mysql.com
 mwagner@cash.mwagner.org
 mwagner@evoq.mwagner.org
 mwagner@work.mysql.com
+mysqldev@build.mysql2.com
 nick@mysql.com
 nick@nick.leippe.com
 paul@central.snake.net

configure.in

@@ -4,7 +4,7 @@ dnl Process this file with autoconf to produce a configure script.
 AC_INIT(sql/mysqld.cc)
 AC_CANONICAL_SYSTEM
 # The Docs Makefile.am parses this line!
-AM_INIT_AUTOMAKE(mysql, 4.0.13)
+AM_INIT_AUTOMAKE(mysql, 4.0.14)
 AM_CONFIG_HEADER(config.h)
 
 PROTOCOL_VERSION=10
@@ -361,7 +361,7 @@ then
   # we will gets some problems when linking static programs.
   # The following code is used to fix this problem.
 
-  if test "$CXX" = "gcc"
+  if test "$CXX" = "gcc" -o "$CXX" = "ccache gcc"
   then
     if $CXX -v 2>&1 | grep 'version 3' > /dev/null 2>&1
     then
@@ -1025,8 +1025,16 @@ case $SYSTEM_TYPE in
     ;;
   *freebsd*)
     echo "Adding fix for interrupted reads"
+    OSVERSION=`sysctl -a | grep osreldate | awk '{ print $2 }'`
+    if test "$OSVERSION" -gt "480100" && \
+       test "$OSVERSION" -lt "500000" || \
+       test "$OSVERSION" -gt "500109"
+    then
+       CXXFLAGS="$CXXFLAGS -DMYSQLD_NET_RETRY_COUNT=1000000"
+    else
        CFLAGS="$CFLAGS -DHAVE_BROKEN_REALPATH"
        CXXFLAGS="$CXXFLAGS -DMYSQLD_NET_RETRY_COUNT=1000000 -DHAVE_BROKEN_REALPATH"
+    fi
     ;;
   *netbsd*)
     echo "Adding flag -Dunix"
@@ -1369,10 +1377,8 @@ then
       with_named_thread="-Kthread -lsocket -lnsl"
       if expr "$SYSTEM_TYPE" : ".*unixware7.0.0" > /dev/null
       then
-#        AC_DEFINE(HAVE_OpenUNIX8_THREADS)
         AC_DEFINE(HAVE_UNIXWARE7_THREADS)
       else
-#        AC_DEFINE(HAVE_OpenUNIX8_POSIX)
         AC_DEFINE(HAVE_UNIXWARE7_POSIX)
       fi
       # We must have cc
@@ -1381,10 +1387,8 @@ then
       then
 	{ echo "configure: error: On OpenUNIX8 and UnixWare7 MySQL must be compiled with cc. See the Installation chapter in the Reference Manual." 1>&2; exit 1; };
       else
-#	CC="$CC -Kthread -DOpenUNIX8";
-#	CXX="$CXX -Kthread -DOpenUNIX8";
  	CC="$CC -Kthread -DUNIXWARE_7 -DHAVE_BROKEN_RWLOCK";
-	CXX="$CXX -Kthread -DUNIXWARE_7 -DHAVE_BROKEN_RWLOCK"
+ 	CXX="$CXX -Kthread -DUNIXWARE_7 -DHAVE_BROKEN_RWLOCK";
       fi
       AC_MSG_RESULT("yes")
     else

include/my_global.h

@@ -291,7 +291,6 @@ C_MODE_END
 #define HAVE_ERRNO_AS_DEFINE
 #define HAVE_FCNTL_LOCK
 #undef  HAVE_FINITE
-#undef  HAVE_RINT
 #undef  LONGLONG_MIN            /* These get wrongly defined in QNX 6.2 */
 #undef  LONGLONG_MAX            /* standard system library 'limits.h' */
 #endif
@@ -360,7 +359,7 @@ typedef unsigned short ushort;
 #define set_bits(type, bit_count) (sizeof(type)*8 <= (bit_count) ? ~(type) 0 : ((((type) 1) << (bit_count)) - (type) 1))
 #define array_elements(A) ((uint) (sizeof(A)/sizeof(A[0])))
 #ifndef HAVE_RINT
-#define rint(A) floor((A)+((A) < 0) -0.5 : 0.5)
+#define rint(A) floor((A)+(((A) < 0)? -0.5 : 0.5))
 #endif
 
 /* Define some general constants */

include/thr_alarm.h

@@ -103,7 +103,7 @@ void init_thr_alarm(uint max_alarm);
 bool thr_alarm(thr_alarm_t *alarmed, uint sec, ALARM *buff);
 void thr_alarm_kill(pthread_t thread_id);
 void thr_end_alarm(thr_alarm_t *alarmed);
-void end_thr_alarm(void);
+void end_thr_alarm(my_bool free_structures);
 sig_handler process_alarm(int);
 #ifndef thr_got_alarm
 bool thr_got_alarm(thr_alarm_t *alrm);

innobase/buf/buf0buf.c

@@ -1613,7 +1613,7 @@ buf_pool_invalidate(void)
 	freed = TRUE;
 
 	while (freed) {
-		freed = buf_LRU_search_and_free_block(0);
+		freed = buf_LRU_search_and_free_block(100);
 	}
 	
 	mutex_enter(&(buf_pool->mutex));
@@ -1845,7 +1845,8 @@ buf_get_modified_ratio_pct(void)
 	mutex_enter(&(buf_pool->mutex));
 
 	ratio = (100 * UT_LIST_GET_LEN(buf_pool->flush_list))
-		     / (1 + UT_LIST_GET_LEN(buf_pool->LRU));
+		     / (1 + UT_LIST_GET_LEN(buf_pool->LRU)
+		        + UT_LIST_GET_LEN(buf_pool->free));
 
 		       /* 1 + is there to avoid division by zero */   
 
@@ -1898,8 +1899,10 @@ buf_print_io(
 
 	buf += sprintf(buf,
 		"Pending writes: LRU %lu, flush list %lu, single page %lu\n",
-		buf_pool->n_flush[BUF_FLUSH_LRU],
-		buf_pool->n_flush[BUF_FLUSH_LIST],
+		buf_pool->n_flush[BUF_FLUSH_LRU]
+				+ buf_pool->init_flush[BUF_FLUSH_LRU],
+		buf_pool->n_flush[BUF_FLUSH_LIST]
+				+ buf_pool->init_flush[BUF_FLUSH_LIST],
 		buf_pool->n_flush[BUF_FLUSH_SINGLE_PAGE]);
 
 	current_time = time(NULL);

innobase/buf/buf0flu.c

@@ -571,14 +571,6 @@ buf_flush_try_neighbors(
 		/* If there is little space, it is better not to flush any
 		block except from the end of the LRU list */
 	
-		low = offset;
-		high = offset + 1;
-	} else if (flush_type == BUF_FLUSH_LIST) {
-		/* Since semaphore waits require us to flush the
-		doublewrite buffer to disk, it is best that the
-		search area is just the page itself, to minimize
-		chances for semaphore waits */
-
 		low = offset;
 		high = offset + 1;
 	}
@@ -604,7 +596,14 @@ buf_flush_try_neighbors(
 		        continue;
 		}
 
-		if (block && buf_flush_ready_for_flush(block, flush_type)) {
+		if (block && buf_flush_ready_for_flush(block, flush_type)
+		   && (i == offset || block->buf_fix_count == 0)) {
+			/* We only try to flush those neighbors != offset
+			where the buf fix count is zero, as we then know that
+			we probably can latch the page without a semaphore
+			wait. Semaphore waits are expensive because we must
+			flush the doublewrite buffer before we start
+			waiting. */
 
 			mutex_exit(&(buf_pool->mutex));
 
@@ -723,7 +722,6 @@ buf_flush_batch(
 				page_count +=
 					buf_flush_try_neighbors(space, offset,
 								flush_type);
-
 				/* printf(
 				"Flush type %lu, page no %lu, neighb %lu\n",
 				flush_type, offset,
@@ -849,11 +847,19 @@ buf_flush_free_margin(void)
 /*=======================*/
 {
 	ulint	n_to_flush;
+	ulint	n_flushed;
 
 	n_to_flush = buf_flush_LRU_recommendation();
 	
 	if (n_to_flush > 0) {
-		buf_flush_batch(BUF_FLUSH_LRU, n_to_flush, ut_dulint_zero);
+		n_flushed = buf_flush_batch(BUF_FLUSH_LRU, n_to_flush,
+							ut_dulint_zero);
+		if (n_flushed == ULINT_UNDEFINED) {
+			/* There was an LRU type flush batch already running;
+			let us wait for it to end */
+		   
+		        buf_flush_wait_batch_end(BUF_FLUSH_LRU);
+		}
 	}
 }
 

innobase/buf/buf0lru.c

@@ -104,12 +104,15 @@ ibool
 buf_LRU_search_and_free_block(
 /*==========================*/
 				/* out: TRUE if freed */
-	ulint	n_iterations __attribute__((unused))) /* in: how many times
-                                this has been called repeatedly without
-                                result: a high value means that we should 
-                                search farther */
+	ulint	n_iterations)   /* in: how many times this has been called
+				repeatedly without result: a high value means
+				that we should search farther; if value is
+				k < 10, then we only search k/10 * [number
+				of pages in the buffer pool] from the end
+				of the LRU list */
 {
 	buf_block_t*	block;
+	ulint		distance = 0;
 	ibool		freed;
 
 	mutex_enter(&(buf_pool->mutex));
@@ -146,6 +149,18 @@ buf_LRU_search_and_free_block(
 		}
 
 		block = UT_LIST_GET_PREV(LRU, block);
+		distance++;
+
+		if (!freed && n_iterations <= 10
+		    && distance > 100 + (n_iterations * buf_pool->curr_size)
+					/ 10) {
+
+			buf_pool->LRU_flush_ended = 0;
+
+			mutex_exit(&(buf_pool->mutex));
+			
+			return(FALSE);
+		}
 	}
 
 	if (buf_pool->LRU_flush_ended > 0) {
@@ -180,7 +195,7 @@ buf_LRU_try_free_flushed_blocks(void)
 
 		mutex_exit(&(buf_pool->mutex));
 
-		buf_LRU_search_and_free_block(0);
+		buf_LRU_search_and_free_block(1);
 		
 		mutex_enter(&(buf_pool->mutex));
 	}
@@ -200,7 +215,7 @@ buf_LRU_get_free_block(void)
 {
 	buf_block_t*	block		= NULL;
 	ibool		freed;
-	ulint		n_iterations	= 0;
+	ulint		n_iterations	= 1;
 	ibool		mon_value_was   = 0; /* remove bug */
 	ibool		started_monitor	= FALSE;
 loop:
@@ -247,14 +262,6 @@ loop:
 		srv_print_innodb_monitor = FALSE;
 	}
 	
-	if (buf_pool->LRU_flush_ended > 0) {
-		mutex_exit(&(buf_pool->mutex));
-
-		buf_LRU_try_free_flushed_blocks();
-		
-		mutex_enter(&(buf_pool->mutex));
-	}
-	
 	/* If there is a block in the free list, take it */
 	if (UT_LIST_GET_LEN(buf_pool->free) > 0) {
 		
@@ -319,6 +326,20 @@ loop:
 
 	os_aio_simulated_wake_handler_threads();
 
+	mutex_enter(&(buf_pool->mutex));
+
+	if (buf_pool->LRU_flush_ended > 0) {
+		/* We have written pages in an LRU flush. To make the insert
+		buffer more efficient, we try to move these pages to the free
+		list. */
+
+		mutex_exit(&(buf_pool->mutex));
+
+		buf_LRU_try_free_flushed_blocks();
+	} else {
+		mutex_exit(&(buf_pool->mutex));
+	}
+
 	if (n_iterations > 10) {
 
 		os_thread_sleep(500000);

innobase/include/buf0lru.h

@@ -46,6 +46,20 @@ buf_LRU_get_recent_limit(void);
 /*==========================*/
 			/* out: the limit; zero if could not determine it */
 /**********************************************************************
+Look for a replaceable block from the end of the LRU list and put it to
+the free list if found. */
+
+ibool
+buf_LRU_search_and_free_block(
+/*==========================*/
+				/* out: TRUE if freed */
+	ulint	n_iterations);   /* in: how many times this has been called
+				repeatedly without result: a high value means
+				that we should search farther; if value is
+				k < 10, then we only search k/10 * number
+				of pages in the buffer pool from the end
+				of the LRU list */
+/**********************************************************************
 Returns a free block from the buf_pool. The block is taken off the
 free list. If it is empty, blocks are moved from the end of the
 LRU list to the free list. */
@@ -86,17 +100,6 @@ void
 buf_LRU_make_block_old(
 /*===================*/
 	buf_block_t*	block);	/* in: control block */
-/**********************************************************************
-Look for a replaceable block from the end of the LRU list and put it to
-the free list if found. */
-
-ibool
-buf_LRU_search_and_free_block(
-/*==========================*/
-				/* out: TRUE if freed */
-	ulint	n_iterations);	/* in: how many times this has been called
-				repeatedly without result: a high value
-				means that we should search farther */
 /**************************************************************************
 Validates the LRU list. */
 

innobase/os/os0sync.c

@@ -68,9 +68,10 @@ os_event_create(
 	os_fast_mutex_init(&(event->os_mutex));
 
 #if defined(UNIV_HOTBACKUP) && defined(UNIV_HPUX10)
-	pthread_cond_init(&(event->cond_var), pthread_condattr_default);
+	ut_a(0 == pthread_cond_init(&(event->cond_var),
+					pthread_condattr_default));
 #else
-	pthread_cond_init(&(event->cond_var), NULL);
+	ut_a(0 == pthread_cond_init(&(event->cond_var), NULL));
 #endif
 	event->is_set = FALSE;
 
@@ -130,7 +131,7 @@ os_event_set(
 		/* Do nothing */
 	} else {
 		event->is_set = TRUE;
-		pthread_cond_broadcast(&(event->cond_var));
+		ut_a(0 == pthread_cond_broadcast(&(event->cond_var)));
 	}
 
 	os_fast_mutex_unlock(&(event->os_mutex));
@@ -182,7 +183,7 @@ os_event_free(
 	ut_a(event);
 
 	os_fast_mutex_free(&(event->os_mutex));
-	pthread_cond_destroy(&(event->cond_var));
+	ut_a(0 == pthread_cond_destroy(&(event->cond_var)));
 
 	ut_free(event);
 #endif
@@ -446,9 +447,9 @@ os_fast_mutex_init(
 	InitializeCriticalSection((LPCRITICAL_SECTION) fast_mutex);
 #else
 #if defined(UNIV_HOTBACKUP) && defined(UNIV_HPUX10)
-	pthread_mutex_init(fast_mutex, pthread_mutexattr_default);
+	ut_a(0 == pthread_mutex_init(fast_mutex, pthread_mutexattr_default));
 #else
-	pthread_mutex_init(fast_mutex, MY_MUTEX_INIT_FAST);
+	ut_a(0 == pthread_mutex_init(fast_mutex, MY_MUTEX_INIT_FAST));
 #endif
 #endif
 }
@@ -495,10 +496,7 @@ os_fast_mutex_free(
 	ut_a(fast_mutex);
 
 	DeleteCriticalSection((LPCRITICAL_SECTION) fast_mutex);
-#elif defined(__NETWARE__) || defined(SAFE_MUTEX_DETECT_DESTROY)
-	pthread_mutex_destroy(fast_mutex);
 #else
-	UT_NOT_USED(fast_mutex);
-
+	ut_a(0 == pthread_mutex_destroy(fast_mutex));
 #endif
 }

innobase/row/row0ins.c

@@ -1275,6 +1275,10 @@ row_ins_unique_report_err(
 	dtuple_t*	entry,	/* in: index entry to insert in the index */
 	dict_index_t*	index)	/* in: index */
 {
+#ifdef notdefined
+        /* Disable reporting to test if the slowdown of REPLACE in 4.0.13 was
+	caused by this! */
+
 	char*	buf	= dict_unique_err_buf;
 
 	/* The foreign err mutex protects also dict_unique_err_buf */
@@ -1303,6 +1307,7 @@ row_ins_unique_report_err(
 	ut_a(strlen(buf) < DICT_FOREIGN_ERR_BUF_LEN);
 
 	mutex_exit(&dict_foreign_err_mutex);
+#endif
 }
 
 /*******************************************************************

innobase/srv/srv0start.c

@@ -161,13 +161,13 @@ srv_parse_data_file_paths_and_sizes(
 		}
 
 	        if (strlen(str) >= ut_strlen(":autoextend")
-	            && 0 == ut_memcmp(str, ":autoextend",
+	            && 0 == ut_memcmp(str, (char*)":autoextend",
 						ut_strlen(":autoextend"))) {
 
 			str += ut_strlen(":autoextend");
 
 	        	if (strlen(str) >= ut_strlen(":max:")
-	            		&& 0 == ut_memcmp(str, ":max:",
+	            		&& 0 == ut_memcmp(str, (char*)":max:",
 						ut_strlen(":max:"))) {
 
 				str += ut_strlen(":max:");
@@ -265,7 +265,7 @@ srv_parse_data_file_paths_and_sizes(
 		(*data_file_sizes)[i] = size;
 
 	        if (strlen(str) >= ut_strlen(":autoextend")
-	            && 0 == ut_memcmp(str, ":autoextend",
+	            && 0 == ut_memcmp(str, (char*)":autoextend",
 						ut_strlen(":autoextend"))) {
 
 			*is_auto_extending = TRUE;
@@ -273,7 +273,7 @@ srv_parse_data_file_paths_and_sizes(
 			str += ut_strlen(":autoextend");
 
 	        	if (strlen(str) >= ut_strlen(":max:")
-	            		&& 0 == ut_memcmp(str, ":max:",
+	            		&& 0 == ut_memcmp(str, (char*)":max:",
 						ut_strlen(":max:"))) {
 
 				str += ut_strlen(":max:");
@@ -864,6 +864,7 @@ open_or_create_data_files(
 	return(DB_SUCCESS);
 }
 
+#ifdef notdefined
 /*********************************************************************
 This thread is used to measure contention of latches. */
 static
@@ -935,6 +936,7 @@ test_measure_cont(
 
 	return(0);
 }
+#endif
 
 /********************************************************************
 Starts InnoDB and creates a new database if database files
@@ -1036,20 +1038,24 @@ innobase_start_or_create_for_mysql(void)
 
 		srv_win_file_flush_method = SRV_WIN_IO_UNBUFFERED;
 #ifndef __WIN__        
-	} else if (0 == ut_strcmp(srv_file_flush_method_str, "fdatasync")) {
+	} else if (0 == ut_strcmp(srv_file_flush_method_str,
+							(char*)"fdatasync")) {
 	  	srv_unix_file_flush_method = SRV_UNIX_FDATASYNC;
 
-	} else if (0 == ut_strcmp(srv_file_flush_method_str, "O_DSYNC")) {
+	} else if (0 == ut_strcmp(srv_file_flush_method_str,
+							(char*)"O_DSYNC")) {
 	  	srv_unix_file_flush_method = SRV_UNIX_O_DSYNC;
 
 	} else if (0 == ut_strcmp(srv_file_flush_method_str,
-				  "littlesync")) {
+							(char*)"littlesync")) {
 	  	srv_unix_file_flush_method = SRV_UNIX_LITTLESYNC;
 
-	} else if (0 == ut_strcmp(srv_file_flush_method_str, "nosync")) {
+	} else if (0 == ut_strcmp(srv_file_flush_method_str,
+							(char*)"nosync")) {
 	  	srv_unix_file_flush_method = SRV_UNIX_NOSYNC;
 #else
-	} else if (0 == ut_strcmp(srv_file_flush_method_str, "normal")) {
+	} else if (0 == ut_strcmp(srv_file_flush_method_str,
+							(char*)"normal")) {
 	  	srv_win_file_flush_method = SRV_WIN_IO_NORMAL;
 	  	os_aio_use_native_aio = FALSE;
 
@@ -1157,7 +1163,14 @@ innobase_start_or_create_for_mysql(void)
 					&max_flushed_lsn, &max_arch_log_no,
 					&sum_of_new_sizes);
 	if (err != DB_SUCCESS) {
-	        fprintf(stderr, "InnoDB: Could not open data files\n");
+	        fprintf(stderr,
+"InnoDB: Could not open or create data files.\n"
+"InnoDB: If you tried to add new data files, and it failed here,\n"
+"InnoDB: you should now edit innodb_data_file_path in my.cnf back\n"
+"InnoDB: to what it was, and remove the new ibdata files InnoDB created\n"
+"InnoDB: in this failed attempt. InnoDB only wrote those files full of\n"
+"InnoDB: zeros, but did not yet use them in any way. But be careful: do not\n"
+"InnoDB: remove old data files which contain your precious data!\n");
 
 		return((int) err);
 	}

innobase/trx/trx0trx.c

@@ -1505,6 +1505,8 @@ trx_commit_complete_for_mysql(
 
 		trx->op_info = (char *) "";
 	}
+
+	return(0);
 }
 
 /**************************************************************************

myisam/myisamchk.c

@@ -45,6 +45,7 @@ static const char *set_charset_name;
 static CHARSET_INFO *set_charset;
 static long opt_myisam_block_size;
 static const char *my_progname_short;
+static int stopwords_inited= 0;
 
 static const char *type_names[]=
 { "?","char","binary", "short", "long", "float",
@@ -861,7 +862,7 @@ static int myisamchk(MI_CHECK *param, my_string filename)
   }
   else
   {
-    if (share->fulltext_index)
+    if (share->fulltext_index && !stopwords_inited++)
       ft_init_stopwords();
 
     if (!(param->testflag & T_READONLY))

mysql-test/mysql-test-run.sh

@@ -19,6 +19,8 @@ TZ=GMT-3; export TZ # for UNIX_TIMESTAMP tests to work
 # Program Definitions
 #--
 
+LC_COLLATE=C
+export LC_COLLATE
 PATH=/bin:/usr/bin:/usr/local/bin:/usr/bsd:/usr/X11R6/bin:/usr/openwin/bin:/usr/bin/X11:$PATH
 MASTER_40_ARGS="--rpl-recovery-rank=1 --init-rpl-role=master"
 
@@ -114,6 +116,7 @@ if test $? != 0; then exit 1; fi
 TR=tr
 XARGS=`which xargs`
 if test $? != 0; then exit 1; fi
+SORT=sort
 
 # Are we using a source or a binary distribution?
 
@@ -1363,7 +1366,7 @@ then
  if [ x$RECORD = x1 ]; then
   $ECHO "Will not run in record mode without a specific test case."
  else
-  for tf in $TESTDIR/*.$TESTSUFFIX
+  for tf in `ls -1 $TESTDIR/*.$TESTSUFFIX | $SORT`
   do
     run_testcase $tf
   done

mysql-test/r/loaddata.result

@@ -8,4 +8,11 @@ a	b	c	d
 0000-00-00	0000-00-00	0000-00-00	0000-00-00
 2003-03-03	2003-03-03	2003-03-03	NULL
 2003-03-03	2003-03-03	2003-03-03	NULL
+truncate table t1;
+load data infile '../../std_data/loaddata1.dat' into table t1 fields terminated by ',' LINES STARTING BY ',' (b,c,d);
+SELECT * from t1;
+a	b	c	d
+NULL	NULL	0000-00-00	0000-00-00
+NULL	0000-00-00	0000-00-00	0000-00-00
+NULL	2003-03-03	2003-03-03	NULL
 drop table t1;

mysql-test/r/rpl_insert_id.result

@@ -23,10 +23,12 @@ drop table t1;
 drop table t2;
 create table t1(a int auto_increment, key(a));
 create table t2(b int auto_increment, c int, key(b));
+SET FOREIGN_KEY_CHECKS=0;
 insert into t1 values (10);
 insert into t1 values (null),(null),(null);
 insert into t2 values (5,0);
 insert into t2 values (null,last_insert_id());
+SET FOREIGN_KEY_CHECKS=1;
 select * from t1;
 a
 10

mysql-test/r/rpl_loaddata.result

@@ -7,7 +7,7 @@ slave start;
 create table t1(a int not null auto_increment, b int, primary key(a) );
 load data infile '../../std_data/rpl_loaddata.dat' into table t1;
 create temporary table t2 (day date,id int(9),category enum('a','b','c'),name varchar(60));
-load data infile '../../std_data/rpl_loaddata2.dat' into table t2 fields terminated by ',' optionally enclosed by '%' escaped by '@' lines terminated by '\n##\n' ignore 1 lines;
+load data infile '../../std_data/rpl_loaddata2.dat' into table t2 fields terminated by ',' optionally enclosed by '%' escaped by '@' lines terminated by '\n##\n' starting by '>' ignore 1 lines;
 create table t3 (day date,id int(9),category enum('a','b','c'),name varchar(60));
 insert into t3 select * from t2;
 select * from t1;

mysql-test/r/type_decimal.result

@@ -357,3 +357,9 @@ select * from t1;
 a
 99999999999
 drop table t1;
+CREATE TABLE t1 (a_dec DECIMAL(-1,0));
+Too big column length for column 'a_dec' (max = 255). Use BLOB instead
+CREATE TABLE t1 (a_dec DECIMAL(-2,1));
+Too big column length for column 'a_dec' (max = 255). Use BLOB instead
+CREATE TABLE t1 (a_dec DECIMAL(-1,1));
+Too big column length for column 'a_dec' (max = 255). Use BLOB instead

mysql-test/r/variables.result

@@ -115,7 +115,7 @@ myisam_max_sort_file_size	1048576
 set GLOBAL myisam_max_sort_file_size=default;
 show variables like 'myisam_max_sort_file_size';
 Variable_name	Value
-myisam_max_sort_file_size	2147483647
+myisam_max_sort_file_size	FILE_SIZE
 set global net_retry_count=10, session net_retry_count=10;
 set global net_buffer_length=1024, net_write_timeout=200, net_read_timeout=300;
 set session net_buffer_length=2048, net_write_timeout=500, net_read_timeout=600;

mysql-test/std_data/rpl_loaddata2.dat

-2003-01-21,6328,%a%,%aaaaa%
+>2003-01-21,6328,%a%,%aaaaa%
 ##
-2003-02-22,2461,b,%a a a @@ @% @b ' " a%
+>2003-02-22,2461,b,%a a a @@ @% @b ' " a%
 ##
-2003-03-22,2161,%c%,%asdf%
+>2003-03-22,2161,%c%,%asdf%
 ##
-2003-04-22,2416,%a%,%bbbbb%
+>2003-04-22,2416,%a%,%bbbbb%
 ##

mysql-test/t/loaddata.test

@@ -8,4 +8,12 @@ create table t1 (a date, b date, c date not null, d date);
 load data infile '../../std_data/loaddata1.dat' into table t1 fields terminated by ',';
 load data infile '../../std_data/loaddata1.dat' into table t1 fields terminated by ',' IGNORE 2 LINES;
 SELECT * from t1;
+truncate table t1;
+
+load data infile '../../std_data/loaddata1.dat' into table t1 fields terminated by ',' LINES STARTING BY ',' (b,c,d);
+SELECT * from t1;
 drop table t1;
+
+
+
+

mysql-test/t/rpl_insert_id.test

-#see if queries that use both
-#auto_increment and LAST_INSERT_ID()
-#are replicated well
+# See if queries that use both auto_increment and LAST_INSERT_ID()
+# are replicated well
+
+# We also check how the foreign_key_check variable is replicated
+
 source include/master-slave.inc;
 connection master;
 drop table if exists t1;
@@ -22,10 +24,12 @@ drop table t1;
 drop table t2;
 create table t1(a int auto_increment, key(a));
 create table t2(b int auto_increment, c int, key(b));
+SET FOREIGN_KEY_CHECKS=0;
 insert into t1 values (10);
 insert into t1 values (null),(null),(null);
 insert into t2 values (5,0);
 insert into t2 values (null,last_insert_id());
+SET FOREIGN_KEY_CHECKS=1;
 save_master_pos;
 connection slave;
 sync_with_master;

mysql-test/t/rpl_loaddata.test

@@ -10,8 +10,7 @@ create table t1(a int not null auto_increment, b int, primary key(a) );
 load data infile '../../std_data/rpl_loaddata.dat' into table t1;
 
 create temporary table t2 (day date,id int(9),category enum('a','b','c'),name varchar(60));
-#load data infile '../../std_data/rpl_loaddata2.dat' into table t2 fields terminated by ',' optionaly enclosed by '%' escaped by '@' lines terminated by '\n%%\n' ignore 1 lines;
- load data infile '../../std_data/rpl_loaddata2.dat' into table t2 fields terminated by ',' optionally enclosed by '%' escaped by '@' lines terminated by '\n##\n' ignore 1 lines;
+load data infile '../../std_data/rpl_loaddata2.dat' into table t2 fields terminated by ',' optionally enclosed by '%' escaped by '@' lines terminated by '\n##\n' starting by '>' ignore 1 lines;
 
 create table t3 (day date,id int(9),category enum('a','b','c'),name varchar(60));
 insert into t3 select * from t2;

mysql-test/t/type_decimal.test

@@ -230,3 +230,13 @@ insert into t1 values("1e4294967297");
 select * from t1;
 drop table t1;
 
+#
+# Test of wrong decimal type
+#
+
+--error 1074
+CREATE TABLE t1 (a_dec DECIMAL(-1,0));
+--error 1074
+CREATE TABLE t1 (a_dec DECIMAL(-2,1));
+--error 1074
+CREATE TABLE t1 (a_dec DECIMAL(-1,1));

mysql-test/t/variables.test

@@ -72,6 +72,7 @@ set GLOBAL query_cache_size=100000;
 set GLOBAL myisam_max_sort_file_size=2000000;
 show global variables like 'myisam_max_sort_file_size';
 set GLOBAL myisam_max_sort_file_size=default;
+--replace_result 2147483647 FILE_SIZE 9223372036854775807 FILE_SIZE
 show variables like 'myisam_max_sort_file_size';
 
 set global net_retry_count=10, session net_retry_count=10;

mysys/thr_alarm.c

@@ -27,6 +27,7 @@
 #include <m_string.h>
 #include <queues.h>
 #include "thr_alarm.h"
+#include <assert.h>
 
 #ifdef HAVE_SYS_SELECT_H
 #include <sys/select.h>				/* AIX needs this for fd_set */
@@ -36,7 +37,7 @@
 #define ETIME ETIMEDOUT
 #endif
 
-static my_bool alarm_aborted=1;
+static int alarm_aborted=1;			/* No alarm thread */
 my_bool thr_alarm_inited=0;
 
 static sig_handler process_alarm_part2(int sig);
@@ -136,19 +137,24 @@ bool thr_alarm(thr_alarm_t *alrm, uint sec, ALARM *alarm_data)
   now=(ulong) time((time_t*) 0);
   pthread_sigmask(SIG_BLOCK,&full_signal_set,&old_mask);
   pthread_mutex_lock(&LOCK_alarm);	/* Lock from threads & alarms */
-  if (alarm_aborted)
+  if (alarm_aborted > 0)
   {					/* No signal thread */
     DBUG_PRINT("info", ("alarm aborted"));
+    *alrm= 0;					/* No alarm */
     pthread_mutex_unlock(&LOCK_alarm);
     pthread_sigmask(SIG_SETMASK,&old_mask,NULL);
     DBUG_RETURN(1);
   }
+  if (alarm_aborted < 0)
+    sec= 1;					/* Abort mode */
+
   if (alarm_queue.elements >= max_used_alarms)
   {
     if (alarm_queue.elements == alarm_queue.max_elements)
     {
       DBUG_PRINT("info", ("alarm queue full"));
       fprintf(stderr,"Warning: thr_alarm queue is full\n");
+      *alrm= 0;					/* No alarm */
       pthread_mutex_unlock(&LOCK_alarm);
       pthread_sigmask(SIG_SETMASK,&old_mask,NULL);
       DBUG_RETURN(1);
@@ -219,6 +225,7 @@ void thr_end_alarm(thr_alarm_t *alarmed)
       break;
     }
   }
+  DBUG_ASSERT(!*alarmed || found);
   if (!found)
   {
 #ifdef MAIN
@@ -228,13 +235,6 @@ void thr_end_alarm(thr_alarm_t *alarmed)
     DBUG_PRINT("warning",("Didn't find alarm %lx in queue\n",
 			  (long) *alarmed));
   }
-  if (alarm_aborted && !alarm_queue.elements)
-  {
-    delete_queue(&alarm_queue);
-    pthread_mutex_unlock(&LOCK_alarm);
-    pthread_mutex_destroy(&LOCK_alarm);
-  }
-  else
   pthread_mutex_unlock(&LOCK_alarm);
   pthread_sigmask(SIG_SETMASK,&old_mask,NULL);
   DBUG_VOID_RETURN;
@@ -365,32 +365,50 @@ static sig_handler process_alarm_part2(int sig __attribute__((unused)))
 
 
 /*
-  Shedule all alarms now.
-  When all alarms are given, Free alarm memory and don't allow more alarms.
+  Schedule all alarms now and optionally free all structures
+
+  SYNPOSIS
+    end_thr_alarm()
+      free_structures		Set to 1 if we should free memory used for
+				the alarm queue.
+				When we call this we should KNOW that there
+				is no active alarms
+  IMPLEMENTATION
+    Set alarm_abort to -1 which will change the behavior of alarms as follows:
+    - All old alarms will be rescheduled at once
+    - All new alarms will be rescheduled to one second
 */
 
-void end_thr_alarm(void)
+void end_thr_alarm(my_bool free_structures)
 {
   DBUG_ENTER("end_thr_alarm");
-  if (!alarm_aborted)
+  if (alarm_aborted != 1)
   {    
-    my_bool deleted=0;
     pthread_mutex_lock(&LOCK_alarm);
     DBUG_PRINT("info",("Resheduling %d waiting alarms",alarm_queue.elements));
-    alarm_aborted=1;				/* mark aborted */
-    if (!alarm_queue.elements)
-    {
-      deleted= 1;
-      delete_queue(&alarm_queue);
-    }
+    alarm_aborted= -1;				/* mark aborted */
     if (pthread_equal(pthread_self(),alarm_thread))
       alarm(1);					/* Shut down everything soon */
     else
       reschedule_alarms();
+    if (free_structures)
+    {
+      /*
+	The following test is just for safety, the caller should not
+	depend on this
+      */
+      DBUG_ASSERT(!alarm_queue.elements);
+      if (!alarm_queue.elements)
+      {
+	delete_queue(&alarm_queue);
+	alarm_aborted= 1;
 	pthread_mutex_unlock(&LOCK_alarm);
-    if (deleted)
 	pthread_mutex_destroy(&LOCK_alarm);
       }
+    }
+    else
+      pthread_mutex_unlock(&LOCK_alarm);
+  }
   DBUG_VOID_RETURN;
 }
 
@@ -629,7 +647,7 @@ void thr_end_alarm(thr_alarm_t *alrm_ptr)
   }
 }
 
-void end_thr_alarm(void)
+void end_thr_alarm(my_bool free_structures)
 {
   DBUG_ENTER("end_thr_alarm");
   alarm_aborted=1;				/* No more alarms */
@@ -708,7 +726,7 @@ void thr_end_alarm(thr_alarm_t *alrm_ptr)
   }
 }
 
-void end_thr_alarm(void)
+void end_thr_alarm(my_bool free_structures)
 {
   DBUG_ENTER("end_thr_alarm");
   alarm_aborted=1;				/* No more alarms */
@@ -907,7 +925,7 @@ static void *signal_hand(void *arg __attribute__((unused)))
     case SIGHUP:
 #endif
       printf("Aborting nicely\n");
-      end_thr_alarm();
+      end_thr_alarm(0);
       break;
 #ifdef SIGTSTP
     case SIGTSTP:
@@ -1004,10 +1022,11 @@ int main(int argc __attribute__((unused)),char **argv __attribute__((unused)))
     if (thread_count == 1)
     {
       printf("Calling end_thr_alarm. This should cancel the last thread\n");
-      end_thr_alarm();
+      end_thr_alarm(0);
     }
   }
   pthread_mutex_unlock(&LOCK_thread_count);
+  end_thr_alarm(1);
   thr_alarm_info(&alarm_info);
   printf("Main_thread:  Alarms: %u  max_alarms: %u  next_alarm_time: %lu\n",
 	 alarm_info.active_alarms, alarm_info.max_used_alarms,

sql/ha_innodb.h

@@ -197,6 +197,9 @@ extern char *innobase_unix_file_flush_method;
 /* The following variables have to be my_bool for SHOW VARIABLES to work */
 extern my_bool innobase_log_archive,
                innobase_use_native_aio, innobase_fast_shutdown;
+extern "C" {
+extern ulong srv_max_buf_pool_modified_pct;
+}
 
 extern TYPELIB innobase_lock_typelib;
 

sql/init.cc

@@ -38,13 +38,11 @@ void unireg_init(ulong options)
   init_my_atof();			/* use our atof */
 #endif
   my_abort_hook=unireg_abort;		/* Abort with close of databases */
-  f_fyllchar=' ';			/* Input fill char */
 
   VOID(strmov(reg_ext,".frm"));
   for (i=0 ; i < 6 ; i++)		// YYMMDDHHMMSS
     dayord.pos[i]=i;
   specialflag=SPECIAL_SAME_DB_NAME;
-  blob_newline='^';			/* Convert newline in blobs to this */
   /* Make a tab of powers of 10 */
   for (i=0,nr=1.0; i < array_elements(log_10) ; i++)
   {					/* It's used by filesort... */

sql/log.cc

@@ -1071,6 +1071,12 @@ bool MYSQL_LOG::write(Log_event* event_info)
       No check for auto events flag here - this write method should
       never be called if auto-events are enabled
     */
+
+    /*
+    1. Write first log events which describe the 'run environment'
+    of the SQL command
+    */
+
     if (thd)
     {
       if (thd->last_insert_id_used)
@@ -1109,12 +1115,39 @@ bool MYSQL_LOG::write(Log_event* event_info)
 	if (e.write(file))
 	  goto err;
       }
+
+      /*
+	If the user has set FOREIGN_KEY_CHECKS=0 we wrap every SQL
+	command in the binlog inside:
+	SET FOREIGN_KEY_CHECKS=0;
+	<command>;
+	SET FOREIGN_KEY_CHECKS=1;
+      */
+
+      if (thd->options & OPTION_NO_FOREIGN_KEY_CHECKS)
+      {
+	Query_log_event e(thd, "SET FOREIGN_KEY_CHECKS=0", 24, 0);
+	e.set_log_pos(this);
+	if (e.write(file))
+	  goto err;
+      }
     }
+
+    /* Write the SQL command */
+
     event_info->set_log_pos(this);
-    if (event_info->write(file) ||
-	file == &log_file && flush_io_cache(file))
+    if (event_info->write(file))
       goto err;
-    error=0;
+
+    /* Write log events to reset the 'run environment' of the SQL command */
+
+    if (thd && thd->options & OPTION_NO_FOREIGN_KEY_CHECKS)
+    {
+      Query_log_event e(thd, "SET FOREIGN_KEY_CHECKS=1", 24, 0);
+      e.set_log_pos(this);
+      if (e.write(file))
+	goto err;
+    }
 
     /*
       Tell for transactional table handlers up to which position in the
@@ -1135,6 +1168,9 @@ bool MYSQL_LOG::write(Log_event* event_info)
 
     if (file == &log_file) // we are writing to the real log (disk)
     {
+      if (flush_io_cache(file))
+	goto err;
+ 
       if (opt_using_transactions && !my_b_tell(&thd->transaction.trans_log))
       {
         /*
@@ -1144,8 +1180,8 @@ bool MYSQL_LOG::write(Log_event* event_info)
           handler if the log event type is appropriate.
         */
         
-        if (event_info->get_type_code() == QUERY_EVENT
-            || event_info->get_type_code() == EXEC_LOAD_EVENT)
+        if (event_info->get_type_code() == QUERY_EVENT ||
+            event_info->get_type_code() == EXEC_LOAD_EVENT)
         {
           error = ha_report_binlog_offset_and_commit(thd, log_file_name,
                                                      file->pos_in_file);
@@ -1155,6 +1191,7 @@ bool MYSQL_LOG::write(Log_event* event_info)
       /* we wrote to the real log, check automatic rotation */
       should_rotate= (my_b_tell(file) >= (my_off_t) max_binlog_size); 
     }
+    error=0;
 
 err:
     if (error)
@@ -1177,13 +1214,14 @@ err:
 
   pthread_mutex_unlock(&LOCK_log);
 
-  /* Flush the transactional handler log file now that we have released
+  /*
+    Flush the transactional handler log file now that we have released
     LOCK_log; the flush is placed here to eliminate the bottleneck on the
-  group commit */  
+    group commit
+  */
 
-  if (called_handler_commit) {
+  if (called_handler_commit)
     ha_commit_complete(thd);
-  }
 
   DBUG_RETURN(error);
 }

sql/log_event.cc

@@ -309,15 +309,19 @@ void Load_log_event::pack_info(String* packet)
     pretty_print_str(&tmp, sql_ex.escaped, sql_ex.escaped_len);
   }
      
+  bool line_lexem_added= false;
   if (sql_ex.line_term_len)
   {
     tmp.append(" LINES TERMINATED BY ");
     pretty_print_str(&tmp, sql_ex.line_term, sql_ex.line_term_len);
+    line_lexem_added= true;
   }
 
   if (sql_ex.line_start_len)
   {
-    tmp.append(" LINES STARTING BY ");
+    if (!line_lexem_added)
+      tmp.append(" LINES");
+    tmp.append(" STARTING BY ");
     pretty_print_str(&tmp, sql_ex.line_start, sql_ex.line_start_len);
   }
      
@@ -1308,15 +1312,19 @@ void Load_log_event::print(FILE* file, bool short_form, char* last_db)
     pretty_print_str(file, sql_ex.escaped, sql_ex.escaped_len);
   }
      
+  bool line_lexem_added= false;
   if (sql_ex.line_term)
   {
     fprintf(file," LINES TERMINATED BY ");
     pretty_print_str(file, sql_ex.line_term, sql_ex.line_term_len);
+    line_lexem_added= true;
   }
 
   if (sql_ex.line_start)
   {
-    fprintf(file," LINES STARTING BY ");
+    if (!line_lexem_added)
+      fprintf(file," LINES");
+    fprintf(file," STARTING BY ");
     pretty_print_str(file, sql_ex.line_start, sql_ex.line_start_len);
   }
      
@@ -1946,8 +1954,7 @@ int Load_log_event::exec_event(NET* net, struct st_relay_log_info* rli,
       sql_error= ER_UNKNOWN_ERROR;
     slave_print_error(rli,sql_error,
 		      "Error '%s' running load data infile",
-		      sql_error ? thd->net.last_error :
-		      ER_SAFE(ER_UNKNOWN_ERROR));
+		      ER_SAFE(sql_error));
     free_root(&thd->mem_root,0);
     return 1;
   }

sql/mysql_priv.h

@@ -627,7 +627,6 @@ extern char language[LIBLEN],reg_ext[FN_EXTLEN];
 extern char glob_hostname[FN_REFLEN], mysql_home[FN_REFLEN];
 extern char pidfile_name[FN_REFLEN], time_zone[30], *opt_init_file;
 extern char log_error_file[FN_REFLEN];
-extern char blob_newline;
 extern double log_10[32];
 extern ulonglong keybuff_size;
 extern ulong refresh_version,flush_version, thread_id,query_id,opened_tables;
@@ -658,10 +657,6 @@ extern ulong max_binlog_size, rpl_recovery_rank, thread_cache_size;
 extern ulong com_stat[(uint) SQLCOM_END], com_other, back_log;
 extern ulong specialflag, current_pid;
 
-#ifdef HAVE_INNOBASE_DB
-extern ulong srv_max_buf_pool_modified_pct;
-#endif
-
 extern uint test_flags,select_errors,ha_open_options;
 extern uint protocol_version,dropping_tables;
 extern uint delay_key_write_options;
@@ -675,8 +670,8 @@ extern uint volatile thread_count, thread_running, global_read_lock;
 extern my_bool opt_sql_bin_update, opt_safe_user_create, opt_no_mix_types;
 extern my_bool opt_safe_show_db, opt_local_infile, lower_case_table_names;
 extern my_bool opt_slave_compressed_protocol, use_temp_pool;
+extern my_bool opt_readonly;
 extern my_bool opt_enable_named_pipe;
-extern char f_fyllchar;
 
 extern MYSQL_LOG mysql_log,mysql_update_log,mysql_slow_log,mysql_bin_log;
 extern FILE *bootstrap_file;

sql/mysqld.cc

@@ -289,7 +289,7 @@ my_bool opt_enable_named_pipe= 0;
 my_bool opt_local_infile, opt_external_locking, opt_slave_compressed_protocol;
 uint delay_key_write_options= (uint) DELAY_KEY_WRITE_ON;
 
-static bool opt_do_pstack = 0;
+static my_bool opt_do_pstack = 0;
 static ulong opt_specialflag=SPECIAL_ENGLISH;
 
 static ulong opt_myisam_block_size;
@@ -306,6 +306,7 @@ my_bool opt_safe_user_create = 0, opt_no_mix_types = 0;
 my_bool lower_case_table_names, opt_old_rpl_compat;
 my_bool opt_show_slave_auth_info, opt_sql_bin_update = 0;
 my_bool opt_log_slave_updates= 0, opt_console= 0;
+my_bool opt_readonly = 0;
 
 volatile bool  mqh_used = 0;
 FILE *bootstrap_file=0;
@@ -376,7 +377,7 @@ const char *localhost=LOCAL_HOST;
 const char *delayed_user="DELAYED";
 uint master_port = MYSQL_PORT, master_connect_retry = 60;
 uint report_port = MYSQL_PORT;
-bool master_ssl = 0;
+my_bool master_ssl = 0;
 
 ulong master_retry_count=0;
 ulong bytes_sent = 0L, bytes_received = 0L;
@@ -404,8 +405,7 @@ ulong slow_launch_threads = 0;
 char mysql_real_data_home[FN_REFLEN],
      language[LIBLEN],reg_ext[FN_EXTLEN],
      mysql_charsets_dir[FN_REFLEN], *charsets_list,
-     blob_newline,f_fyllchar,max_sort_char,*mysqld_user,*mysqld_chroot,
-     *opt_init_file;
+     max_sort_char,*mysqld_user,*mysqld_chroot, *opt_init_file;
 char *language_ptr= language;
 char mysql_data_home_buff[2], *mysql_data_home=mysql_real_data_home;
 #ifndef EMBEDDED_LIBRARY
@@ -596,7 +596,7 @@ static void close_connections(void)
     unix_sock= INVALID_SOCKET;
   }
 #endif
-  end_thr_alarm();			 // Don't allow alarms
+  end_thr_alarm(0);			 // Abort old alarms.
   end_slave();
 
   /* First signal all threads that it's time to die */
@@ -905,6 +905,7 @@ void clean_up(bool print_message)
 #endif
   (void) ha_panic(HA_PANIC_CLOSE);	/* close all tables and logs */
   end_key_cache();
+  end_thr_alarm(1);			/* Free allocated memory */
 #ifdef USE_RAID
   end_raid();
 #endif
@@ -2313,14 +2314,14 @@ The server will not act as a slave.");
   if (opt_bootstrap)
   {
     int error=bootstrap(stdin);
-    end_thr_alarm();				// Don't allow alarms
+    end_thr_alarm(1);				// Don't allow alarms
     unireg_abort(error ? 1 : 0);
   }
   if (opt_init_file)
   {
     if (read_init_file(opt_init_file))
     {
-      end_thr_alarm();				// Don't allow alarms
+      end_thr_alarm(1);				// Don't allow alarms
       unireg_abort(1);
     }
   }
@@ -3143,6 +3144,7 @@ enum options {
   OPT_QUERY_CACHE_TYPE, OPT_RECORD_BUFFER,
   OPT_RECORD_RND_BUFFER, OPT_RELAY_LOG_SPACE_LIMIT,
   OPT_SLAVE_NET_TIMEOUT, OPT_SLAVE_COMPRESSED_PROTOCOL, OPT_SLOW_LAUNCH_TIME,
+  OPT_READONLY,
   OPT_SORT_BUFFER, OPT_TABLE_CACHE,
   OPT_THREAD_CONCURRENCY, OPT_THREAD_CACHE_SIZE,
   OPT_TMP_TABLE_SIZE, OPT_THREAD_STACK,
@@ -3927,6 +3929,11 @@ replicating a LOAD DATA INFILE command",
    "Number of seconds to wait for more data from a master/slave connection before aborting the read.",
    (gptr*) &slave_net_timeout, (gptr*) &slave_net_timeout, 0,
    GET_ULONG, REQUIRED_ARG, SLAVE_NET_TIMEOUT, 1, LONG_TIMEOUT, 0, 1, 0},
+  {"read-only", OPT_READONLY,
+   "Make all tables readonly, with the expections for replications (slave) threads and users with the SUPER privilege",
+   (gptr*) &opt_readonly,
+   (gptr*) &opt_readonly,
+   0, GET_BOOL, NO_ARG, 0, 0, 1, 0, 1, 0},
   {"slow_launch_time", OPT_SLOW_LAUNCH_TIME,
    "If creating the thread takes longer than this value (in seconds), the Slow_launch_threads counter will be incremented.",
    (gptr*) &slow_launch_time, (gptr*) &slow_launch_time, 0, GET_ULONG,

sql/set_var.cc

@@ -185,6 +185,7 @@ sys_var_thd_ulong	sys_net_retry_count("net_retry_count",
 sys_var_thd_bool	sys_new_mode("new", &SV::new_mode);
 sys_var_thd_ulong	sys_read_buff_size("read_buffer_size",
 					   &SV::read_buff_size);
+sys_var_bool_ptr	sys_readonly("read_only", &opt_readonly);
 sys_var_thd_ulong	sys_read_rnd_buff_size("read_rnd_buffer_size",
 					       &SV::read_rnd_buff_size);
 sys_var_long_ptr	sys_rpl_recovery_rank("rpl_recovery_rank",
@@ -375,6 +376,7 @@ sys_var *sys_variables[]=
   &sys_slave_compressed_protocol,
   &sys_slave_net_timeout,
   &sys_slave_skip_counter,
+  &sys_readonly,
   &sys_slow_launch_time,
   &sys_sort_buffer,
   &sys_sql_big_tables,
@@ -513,6 +515,7 @@ struct show_var_st init_vars[]= {
   {"port",                    (char*) &mysql_port,                  SHOW_INT},
   {"protocol_version",        (char*) &protocol_version,            SHOW_INT},
   {sys_read_buff_size.name,   (char*) &sys_read_buff_size,	    SHOW_SYS},
+  {sys_readonly.name,         (char*) &sys_readonly,                SHOW_SYS},
   {sys_read_rnd_buff_size.name,(char*) &sys_read_rnd_buff_size,	    SHOW_SYS},
   {sys_rpl_recovery_rank.name,(char*) &sys_rpl_recovery_rank,       SHOW_SYS},
 #ifdef HAVE_QUERY_CACHE

sql/sql_parse.cc

@@ -1330,6 +1330,18 @@ mysql_execute_command(void)
        !tables_ok(thd,tables)))
     DBUG_VOID_RETURN;
   
+  /*
+    When option readonly is set deny operations which change tables.
+    Except for the replication thread and the 'super' users.
+  */
+  if (opt_readonly &&
+      !(thd->slave_thread || (thd->master_access & SUPER_ACL)) &&
+      (uc_update_queries[lex->sql_command] > 0))
+  {
+    send_error(&thd->net,ER_CANT_UPDATE_WITH_READLOCK);
+    DBUG_VOID_RETURN;
+  }
+
   statistic_increment(com_stat[lex->sql_command],&LOCK_status);
   switch (lex->sql_command) {
   case SQLCOM_SELECT:
@@ -2977,8 +2989,7 @@ bool add_field_to_list(char *field_name, enum_field_types type,
   new_field->change=change;
   new_field->interval=0;
   new_field->pack_length=0;
-  if (length)
-    if (!(new_field->length= (uint) atoi(length)))
+  if (length && !(new_field->length= (uint) atoi(length)))
     length=0; /* purecov: inspected */
   uint sign_len=type_modifier & UNSIGNED_FLAG ? 0 : 1;
 
@@ -3015,10 +3026,13 @@ bool add_field_to_list(char *field_name, enum_field_types type,
     break;
   case FIELD_TYPE_DECIMAL:
     if (!length)
-      new_field->length = 10;			// Default length for DECIMAL
+      new_field->length= 10;			// Default length for DECIMAL
+    if (new_field->length < MAX_FIELD_WIDTH)	// Skip wrong argument
+    {
       new_field->length+=sign_len;
       if (new_field->decimals)
 	new_field->length++;
+    }
     break;
   case FIELD_TYPE_BLOB:
   case FIELD_TYPE_TINY_BLOB:

sql/sql_update.cc

@@ -182,7 +182,6 @@ int mysql_update(THD *thd,
       */
       uint         length;
       SORT_FIELD  *sortorder;
-      List<Item>   fields;
       ha_rows examined_rows;
 
       table->io_cache = (IO_CACHE *) my_malloc(sizeof(IO_CACHE),

support-files/mysql.spec.sh

@@ -146,7 +146,7 @@ languages and applications need to dynamically load and use MySQL.
 
 %package Max
 Release: %{release}
-Summary: MySQL - server with Berkeley BD and UDF support
+Summary: MySQL - server with Berkeley BD, RAID and UDF support
 Group: Applications/Databases
 Provides: mysql-Max
 Obsoletes: mysql-Max
@@ -154,7 +154,7 @@ Requires: MySQL >= 4.0
 
 %description Max 
 Optional MySQL server binary that supports additional features like
-Berkeley DB and User Defined Functions (UDFs).
+Berkeley DB, RAID and User Defined Functions (UDFs).
 To activate this binary, just install this package in addition to
 the standard MySQL package.
 
@@ -257,6 +257,7 @@ export PATH
 BuildMySQL "--enable-shared \
 		--with-berkeley-db \
 		--with-innodb \
+		--with-raid \
 		--with-server-suffix='-Max'"
 
 # Save everything for debug
@@ -534,6 +535,9 @@ fi
 %attr(644, root, root) /usr/lib/mysql/libmysqld.a
 
 %changelog 
+* Fri May 16 2003 Lenz Grimmer <lenz@mysql.com>
+
+- re-enabled RAID again
 
 * Wed Apr 30 2003 Lenz Grimmer <lenz@mysql.com>