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merge with 4.0

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This commit is contained in:
monty@mysql.com
2004-03-16 22:41:30 +02:00
parent 861bf3c8c0 325f661525
commit 350b433569
195 changed files with 2651 additions and 4109 deletions
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75
sql/mysqld.cc
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@ -247,6 +247,7 @@ arg_cmp_func Arg_comparator::comparator_matrix[4][2] =
bool opt_log, opt_update_log, opt_bin_log, opt_slow_log;
bool opt_error_log= IF_WIN(1,0);
bool opt_disable_networking=0, opt_skip_show_db=0;
bool lower_case_table_names_used= 0;
bool server_id_supplied = 0;
bool opt_endinfo,using_udf_functions, locked_in_memory;
bool opt_using_transactions, using_update_log;
@ -266,6 +267,7 @@ my_bool opt_sync_bdb_logs, opt_sync_frm;
my_bool opt_secure_auth= 0;
my_bool opt_short_log_format= 0;
my_bool opt_log_queries_not_using_indexes= 0;
my_bool lower_case_file_system= 0;
volatile bool mqh_used = 0;
uint mysqld_port, test_flags, select_errors, dropping_tables, ha_open_options;
@ -295,7 +297,7 @@ ulong select_range_check_count, select_range_count, select_scan_count;
ulong select_full_range_join_count,select_full_join_count;
ulong specialflag=0,opened_tables=0,created_tmp_tables=0,
created_tmp_disk_tables=0;
ulong max_connections,max_insert_delayed_threads,max_used_connections,
ulong max_connections,max_used_connections,
max_connect_errors, max_user_connections = 0;
ulong thread_id=1L,current_pid;
ulong slow_launch_threads = 0;
@ -1057,8 +1059,8 @@ static void set_user(const char *user)
{
/* Don't give a warning, if real user is same as given with --user */
struct passwd *user_info= getpwnam(user);
if (!user_info || user_id != user_info->pw_uid)
if ((!user_info || user_id != user_info->pw_uid) &&
global_system_variables.log_warnings)
fprintf(stderr,
"Warning: One can only use the --user switch if running as root\n");
}
@ -1195,7 +1197,7 @@ static void server_init(void)
pipe_name[sizeof(pipe_name)-1]= 0; /* Safety if too long string */
strxnmov(pipe_name, sizeof(pipe_name)-1, "\\\\.\\pipe\\",
unix_socket, NullS);
mysql_unix_port, NullS);
bzero((char*) &saPipeSecurity, sizeof(saPipeSecurity));
bzero((char*) &sdPipeDescriptor, sizeof(sdPipeDescriptor));
if (!InitializeSecurityDescriptor(&sdPipeDescriptor,
@ -1753,7 +1755,8 @@ extern "C" void *signal_hand(void *arg __attribute__((unused)))
This should actually be '+ max_number_of_slaves' instead of +10,
but the +10 should be quite safe.
*/
init_thr_alarm(max_connections+max_insert_delayed_threads+10);
init_thr_alarm(max_connections +
global_system_variables.max_insert_delayed_threads + 10);
#if SIGINT != THR_KILL_SIGNAL
if (test_flags & TEST_SIGINT)
{
@ -2132,10 +2135,11 @@ static int init_common_variables(const char *conf_file_name, int argc,
DBUG_PRINT("warning",
("Changed limits: max_open_files: %u max_connections: %ld table_cache: %ld",
files, max_connections, table_cache_size));
sql_print_error("Warning: Changed limits: max_open_files: %u max_connections: %ld table_cache: %ld",
if (global_system_variables.log_warnings)
sql_print_error("Warning: Changed limits: max_open_files: %u max_connections: %ld table_cache: %ld",
files, max_connections, table_cache_size);
}
else
else if (global_system_variables.log_warnings)
sql_print_error("Warning: Could not increase number of max_open_files to more than %u (request: %u)", files, wanted_files);
}
open_files_limit= files;
@ -2267,8 +2271,9 @@ static void init_ssl()
static int init_server_components()
{
DBUG_ENTER("init_server_components");
table_cache_init();
hostname_cache_init();
if (table_cache_init() || hostname_cache_init())
unireg_abort(1);
query_cache_result_size_limit(query_cache_limit);
query_cache_set_min_res_unit(query_cache_min_res_unit);
query_cache_resize(query_cache_size);
@ -2349,7 +2354,8 @@ Now disabling --log-slave-updates.");
{
if (mlockall(MCL_CURRENT))
{
sql_print_error("Warning: Failed to lock memory. Errno: %d\n",errno);
if (global_system_variables.log_warnings)
sql_print_error("Warning: Failed to lock memory. Errno: %d\n",errno);
}
else
locked_in_memory=1;
@ -2523,11 +2529,27 @@ int main(int argc, char **argv)
insensitive names. If this is not done the users MyISAM tables will
get corrupted if accesses with names of different case.
*/
DBUG_PRINT("info", ("lower_case_table_names: %d", lower_case_table_names));
if (!lower_case_table_names &&
test_if_case_insensitive(mysql_real_data_home) == 1)
(lower_case_file_system=
(test_if_case_insensitive(mysql_real_data_home) == 1)))
{
sql_print_error("Warning: Setting lower_case_table_names=2 because file system for %s is case insensitive", mysql_real_data_home);
lower_case_table_names= 2;
if (lower_case_table_names_used)
{
if (global_system_variables.log_warnings)
sql_print_error("\
Warning: You have forced lower_case_table_names to 0 through a command-line \
option, even though your file system '%s' is case insensitive. This means \
that you can corrupt a MyISAM table by accessing it with different cases. \
You should consider changing lower_case_table_names to 1 or 2",
mysql_real_data_home);
}
else
{
if (global_system_variables.log_warnings)
sql_print_error("Warning: Setting lower_case_table_names=2 because file system for %s is case insensitive", mysql_real_data_home);
lower_case_table_names= 2;
}
}
select_thread=pthread_self();
@ -3636,7 +3658,7 @@ enum options_mysqld
OPT_OPEN_FILES_LIMIT,
OPT_PRELOAD_BUFFER_SIZE,
OPT_QUERY_CACHE_LIMIT, OPT_QUERY_CACHE_MIN_RES_UNIT, OPT_QUERY_CACHE_SIZE,
OPT_QUERY_CACHE_TYPE, OPT_RECORD_BUFFER,
OPT_QUERY_CACHE_TYPE, OPT_QUERY_CACHE_WLOCK_INVALIDATE, OPT_RECORD_BUFFER,
OPT_RECORD_RND_BUFFER, OPT_RELAY_LOG_SPACE_LIMIT, OPT_RELAY_LOG_PURGE,
OPT_SLAVE_NET_TIMEOUT, OPT_SLAVE_COMPRESSED_PROTOCOL, OPT_SLOW_LAUNCH_TIME,
OPT_READONLY, OPT_DEBUGGING,
@ -4217,11 +4239,11 @@ replicating a LOAD DATA INFILE command.",
NO_ARG, 0, 0, 0, 0, 0, 0},
{"log-warnings", 'W', "Log some not critical warnings to the log file.",
(gptr*) &global_system_variables.log_warnings,
(gptr*) &max_system_variables.log_warnings, 0, GET_BOOL, NO_ARG, 0, 0, 0,
(gptr*) &max_system_variables.log_warnings, 0, GET_BOOL, NO_ARG, 1, 0, 0,
0, 0, 0},
{"warnings", 'W', "Deprecated ; Use --log-warnings instead.",
(gptr*) &global_system_variables.log_warnings,
(gptr*) &max_system_variables.log_warnings, 0, GET_BOOL, NO_ARG, 0, 0, 0,
(gptr*) &max_system_variables.log_warnings, 0, GET_BOOL, NO_ARG, 1, 0, 0,
0, 0, 0},
{ "back_log", OPT_BACK_LOG,
"The number of outstanding connection requests MySQL can have. This comes into play when the main MySQL thread gets very many connection requests in a very short time.",
@ -4417,7 +4439,8 @@ The minimum value for this variable is 4096.",
REQUIRED_ARG, MAX_CONNECT_ERRORS, 1, ~0L, 0, 1, 0},
{"max_delayed_threads", OPT_MAX_DELAYED_THREADS,
"Don't start more than this number of threads to handle INSERT DELAYED statements. If set to zero, which means INSERT DELAYED is not used.",
(gptr*) &max_insert_delayed_threads, (gptr*) &max_insert_delayed_threads,
(gptr*) &global_system_variables.max_insert_delayed_threads,
(gptr*) &max_system_variables.max_insert_delayed_threads,
0, GET_ULONG, REQUIRED_ARG, 20, 0, 16384, 0, 1, 0},
{"max_error_count", OPT_MAX_ERROR_COUNT,
"Max number of errors/warnings to store for a statement.",
@ -4554,12 +4577,17 @@ The minimum value for this variable is 4096.",
(gptr*) &global_system_variables.query_cache_type,
(gptr*) &max_system_variables.query_cache_type,
0, GET_ULONG, REQUIRED_ARG, 1, 0, 2, 0, 1, 0},
{"query_cache_wlock_invalidate", OPT_QUERY_CACHE_WLOCK_INVALIDATE,
"Invalidate queries in query cache on LOCK for write",
(gptr*) &global_system_variables.query_cache_wlock_invalidate,
(gptr*) &max_system_variables.query_cache_wlock_invalidate,
0, GET_BOOL, NO_ARG, 0, 0, 1, 0, 1, 0},
#endif /*HAVE_QUERY_CACHE*/
{"query_prealloc_size", OPT_QUERY_PREALLOC_SIZE,
"Persistent buffer for query parsing and execution",
(gptr*) &global_system_variables.query_prealloc_size,
(gptr*) &max_system_variables.query_prealloc_size, 0, GET_ULONG,
REQUIRED_ARG, QUERY_ALLOC_PREALLOC_SIZE, 1024, ~0L, 0, 1024, 0},
#endif /*HAVE_QUERY_CACHE*/
{"read_buffer_size", OPT_RECORD_BUFFER,
"Each thread that does a sequential scan allocates a buffer of this size for each table it scans. If you do many sequential scans, you may want to increase this value.",
(gptr*) &global_system_variables.read_buff_size,
@ -4619,8 +4647,8 @@ The minimum value for this variable is 4096.",
1, 0},
{"table_cache", OPT_TABLE_CACHE,
"The number of open tables for all threads.", (gptr*) &table_cache_size,
(gptr*) &table_cache_size, 0, GET_ULONG, REQUIRED_ARG, 64, 1, ~0L, 0, 1,
0},
(gptr*) &table_cache_size, 0, GET_ULONG, REQUIRED_ARG, 64, 1, 512*1024L,
0, 1, 0},
{"thread_concurrency", OPT_THREAD_CONCURRENCY,
"Permits the application to give the threads system a hint for the desired number of threads that should be run at the same time.",
(gptr*) &concurrency, (gptr*) &concurrency, 0, GET_ULONG, REQUIRED_ARG,
@ -5622,6 +5650,7 @@ get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
break;
case OPT_LOWER_CASE_TABLE_NAMES:
lower_case_table_names= argument ? atoi(argument) : 1;
lower_case_table_names_used= 1;
break;
}
return 0;
@ -5901,6 +5930,7 @@ static int test_if_case_insensitive(const char *dir_name)
File file;
char buff[FN_REFLEN], buff2[FN_REFLEN];
MY_STAT stat_info;
DBUG_ENTER("test_if_case_insensitive");
fn_format(buff, glob_hostname, dir_name, ".lower-test",
MY_UNPACK_FILENAME | MY_REPLACE_EXT | MY_REPLACE_DIR);
@ -5910,13 +5940,14 @@ static int test_if_case_insensitive(const char *dir_name)
if ((file= my_create(buff, 0666, O_RDWR, MYF(0))) < 0)
{
sql_print_error("Warning: Can't create test file %s", buff);
return -1;
DBUG_RETURN(-1);
}
my_close(file, MYF(0));
if (my_stat(buff2, &stat_info, MYF(0)))
result= 1; // Can access file
(void) my_delete(buff, MYF(MY_WME));
return result;
DBUG_PRINT("exit", ("result: %d", result));
DBUG_RETURN(result);
}