diff options
Diffstat (limited to 'sql/mysqld.cc')
| -rw-r--r-- | sql/mysqld.cc | 132 |
1 files changed, 72 insertions, 60 deletions
diff --git a/sql/mysqld.cc b/sql/mysqld.cc index f1d1dfaaa99..03742d1c71b 100644 --- a/sql/mysqld.cc +++ b/sql/mysqld.cc @@ -224,7 +224,7 @@ extern "C" int gethostname(char *name, int namelen); /* Constants */ const char *show_comp_option_name[]= {"YES", "NO", "DISABLED"}; -const char *sql_mode_names[] = +static const char *sql_mode_names[] = { "REAL_AS_FLOAT", "PIPES_AS_CONCAT", "ANSI_QUOTES", "IGNORE_SPACE", "?", "ONLY_FULL_GROUP_BY", "NO_UNSIGNED_SUBTRACTION", @@ -238,10 +238,15 @@ const char *sql_mode_names[] = }; TYPELIB sql_mode_typelib= { array_elements(sql_mode_names)-1,"", sql_mode_names, NULL }; -const char *tc_heuristic_recover_names[]= { "COMMIT", "ROLLBACK", NullS }; -TYPELIB tc_heuristic_recover_typelib= - { array_elements(tc_heuristic_recover_names)-1,"", - tc_heuristic_recover_names, NULL }; +static const char *tc_heuristic_recover_names[]= +{ + "COMMIT", "ROLLBACK", NullS +}; +static TYPELIB tc_heuristic_recover_typelib= +{ + array_elements(tc_heuristic_recover_names)-1,"", + tc_heuristic_recover_names, NULL +}; const char *first_keyword= "first", *binary_keyword= "BINARY"; const char *my_localhost= "localhost", *delayed_user= "DELAYED"; #if SIZEOF_OFF_T > 4 && defined(BIG_TABLES) @@ -255,8 +260,7 @@ bool opt_large_files= sizeof(my_off_t) > 4; /* Used with --help for detailed option */ -bool opt_help= 0; -bool opt_verbose= 0; +static bool opt_help= 0, opt_verbose= 0; arg_cmp_func Arg_comparator::comparator_matrix[5][2] = {{&Arg_comparator::compare_string, &Arg_comparator::compare_e_string}, @@ -265,27 +269,55 @@ arg_cmp_func Arg_comparator::comparator_matrix[5][2] = {&Arg_comparator::compare_row, &Arg_comparator::compare_e_row}, {&Arg_comparator::compare_decimal, &Arg_comparator::compare_e_decimal}}; +/* static variables */ + +static bool lower_case_table_names_used= 0; +static bool volatile select_thread_in_use, signal_thread_in_use; +static bool volatile ready_to_exit; +static my_bool opt_debugging= 0, opt_external_locking= 0, opt_console= 0; +static my_bool opt_bdb, opt_isam, opt_ndbcluster; +static my_bool opt_short_log_format= 0; +static my_bool opt_log_queries_not_using_indexes= 0; +static uint kill_cached_threads, wake_thread; +static ulong killed_threads, thread_created; +static ulong max_used_connections; +static ulong my_bind_addr; /* the address we bind to */ +static volatile ulong cached_thread_count= 0; +static const char *sql_mode_str= "OFF"; +static char *mysqld_user, *mysqld_chroot, *log_error_file_ptr; +static char *opt_init_slave, *language_ptr, *opt_init_connect; +static char *default_character_set_name; +static char *my_bind_addr_str; +static char *default_collation_name; +static char mysql_data_home_buff[2]; +static struct passwd *user_info; +static I_List<THD> thread_cache; + +static pthread_cond_t COND_thread_cache, COND_flush_thread_cache; + +#ifdef HAVE_BERKELEY_DB +static my_bool opt_sync_bdb_logs; +#endif /* Global variables */ 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; -bool volatile abort_loop, select_thread_in_use, signal_thread_in_use; -bool volatile ready_to_exit, shutdown_in_progress, grant_option; +bool volatile abort_loop; +bool volatile shutdown_in_progress, grant_option; my_bool opt_skip_slave_start = 0; // If set, slave is not autostarted my_bool opt_reckless_slave = 0; -my_bool opt_enable_named_pipe= 0, opt_debugging= 0; -my_bool opt_local_infile, opt_external_locking, opt_slave_compressed_protocol; +my_bool opt_enable_named_pipe= 0; +my_bool opt_local_infile, opt_slave_compressed_protocol; my_bool opt_safe_user_create = 0, opt_no_mix_types = 0; my_bool opt_show_slave_auth_info, opt_sql_bin_update = 0; my_bool opt_log_slave_updates= 0; -my_bool opt_console= 0, opt_bdb, opt_innodb, opt_isam, opt_ndbcluster; +my_bool opt_innodb; #ifdef HAVE_NDBCLUSTER_DB const char *opt_ndbcluster_connectstring= 0; const char *opt_ndb_connectstring= 0; @@ -297,10 +329,8 @@ const char *opt_ndb_mgmd; ulong opt_ndb_nodeid; #endif my_bool opt_readonly, use_temp_pool, relay_log_purge; -my_bool opt_sync_bdb_logs, opt_sync_frm, opt_allow_suspicious_udfs; +my_bool opt_sync_frm, opt_allow_suspicious_udfs; 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; my_bool opt_large_pages= 0; uint opt_large_page_size= 0; @@ -320,7 +350,7 @@ uint mysqld_port, test_flags, select_errors, dropping_tables, ha_open_options; uint delay_key_write_options, protocol_version; uint lower_case_table_names; uint tc_heuristic_recover= 0; -uint volatile thread_count, thread_running, kill_cached_threads, wake_thread; +uint volatile thread_count, thread_running; ulong back_log, connect_timeout, concurrency; ulong server_id, thd_startup_options; ulong table_cache_size, thread_stack, thread_stack_min, what_to_log; @@ -331,21 +361,18 @@ ulong thread_cache_size=0, binlog_cache_size=0, max_binlog_cache_size=0; ulong query_cache_size=0; ulong refresh_version, flush_version; /* Increments on each reload */ query_id_t query_id; -ulong aborted_threads, killed_threads, aborted_connects; +ulong aborted_threads, aborted_connects; ulong delayed_insert_timeout, delayed_insert_limit, delayed_queue_size; ulong delayed_insert_threads, delayed_insert_writes, delayed_rows_in_use; -ulong delayed_insert_errors,flush_time, thread_created; +ulong delayed_insert_errors,flush_time; ulong specialflag=0; ulong binlog_cache_use= 0, binlog_cache_disk_use= 0; -ulong max_connections,max_used_connections, - max_connect_errors; +ulong max_connections, max_connect_errors; uint max_user_connections= 0; ulong thread_id=1L,current_pid; ulong slow_launch_threads = 0, sync_binlog_period; ulong expire_logs_days = 0; ulong rpl_recovery_rank=0; -ulong my_bind_addr; /* the address we bind to */ -volatile ulong cached_thread_count= 0; double last_query_cost= -1; /* -1 denotes that no query was compiled yet */ double log_10[32]; /* 10 potences */ @@ -354,24 +381,18 @@ time_t start_time; char mysql_home[FN_REFLEN], pidfile_name[FN_REFLEN], system_time_zone[30]; char *default_tz_name; char log_error_file[FN_REFLEN], glob_hostname[FN_REFLEN]; -char* log_error_file_ptr= log_error_file; char mysql_real_data_home[FN_REFLEN], language[FN_REFLEN], reg_ext[FN_EXTLEN], mysql_charsets_dir[FN_REFLEN], - *mysqld_user,*mysqld_chroot, *opt_init_file, - *opt_init_connect, *opt_init_slave, *opt_tc_log_file, + *opt_init_file, *opt_tc_log_file, def_ft_boolean_syntax[sizeof(ft_boolean_syntax)]; const char *opt_date_time_formats[3]; -char *language_ptr, *default_collation_name, *default_character_set_name; -char mysql_data_home_buff[2], *mysql_data_home=mysql_real_data_home; -struct passwd *user_info; +char *mysql_data_home= mysql_real_data_home; char server_version[SERVER_VERSION_LENGTH]; char *mysqld_unix_port, *opt_mysql_tmpdir; -char *my_bind_addr_str; const char **errmesg; /* Error messages */ const char *myisam_recover_options_str="OFF"; -const char *sql_mode_str="OFF"; /* name of reference on left espression in rewritten IN subquery */ const char *in_left_expr_name= "<left expr>"; /* name of additional condition */ @@ -389,7 +410,7 @@ Le_creator le_creator; FILE *bootstrap_file; int bootstrap_error; -I_List<THD> threads,thread_cache; +I_List<THD> threads; I_List<NAMED_LIST> key_caches; Rpl_filter* rpl_filter; Rpl_filter* binlog_filter; @@ -424,9 +445,7 @@ pthread_mutex_t LOCK_mysql_create_db, LOCK_Acl, LOCK_open, LOCK_thread_count, LOCK_global_system_variables, LOCK_user_conn, LOCK_slave_list, LOCK_active_mi; rw_lock_t LOCK_grant, LOCK_sys_init_connect, LOCK_sys_init_slave; -pthread_cond_t COND_refresh,COND_thread_count, COND_slave_stopped, - COND_slave_start; -pthread_cond_t COND_thread_cache,COND_flush_thread_cache; +pthread_cond_t COND_refresh,COND_thread_count; pthread_t signal_thread; pthread_attr_t connection_attrib; @@ -501,7 +520,7 @@ static const char* default_dbug_option; char *libwrapName= NULL; #endif #ifdef HAVE_QUERY_CACHE -ulong query_cache_limit= 0; +static ulong query_cache_limit= 0; ulong query_cache_min_res_unit= QUERY_CACHE_MIN_RESULT_DATA_SIZE; Query_cache query_cache; #endif @@ -521,7 +540,7 @@ struct st_VioSSLAcceptorFd *ssl_acceptor_fd; /* Function declarations */ static void start_signal_handler(void); -extern "C" pthread_handler_decl(signal_hand, arg); +static pthread_handler_decl(signal_hand, arg); static void mysql_init_variables(void); static void get_options(int argc,char **argv); static void set_server_version(void); @@ -557,8 +576,6 @@ static void close_connections(void) #ifdef EXTRA_DEBUG int count=0; #endif - THD *thd= current_thd; - DBUG_ENTER("close_connections"); /* Clear thread cache */ @@ -1912,12 +1929,12 @@ the problem, but since we have already crashed, something is definitely wrong\n\ and this may fail.\n\n"); fprintf(stderr, "key_buffer_size=%lu\n", (ulong) dflt_key_cache->key_cache_mem_size); - fprintf(stderr, "read_buffer_size=%ld\n", global_system_variables.read_buff_size); - fprintf(stderr, "max_used_connections=%ld\n", max_used_connections); - fprintf(stderr, "max_connections=%ld\n", max_connections); - fprintf(stderr, "threads_connected=%d\n", thread_count); + fprintf(stderr, "read_buffer_size=%ld\n", (long) global_system_variables.read_buff_size); + fprintf(stderr, "max_used_connections=%lu\n", max_used_connections); + fprintf(stderr, "max_connections=%lu\n", max_connections); + fprintf(stderr, "threads_connected=%u\n", thread_count); fprintf(stderr, "It is possible that mysqld could use up to \n\ -key_buffer_size + (read_buffer_size + sort_buffer_size)*max_connections = %ld K\n\ +key_buffer_size + (read_buffer_size + sort_buffer_size)*max_connections = %lu K\n\ bytes of memory\n", ((ulong) dflt_key_cache->key_cache_mem_size + (global_system_variables.read_buff_size + global_system_variables.sortbuff_size) * @@ -1948,7 +1965,7 @@ the thread stack. Please read http://www.mysql.com/doc/en/Linux.html\n\n", fprintf(stderr, "Trying to get some variables.\n\ Some pointers may be invalid and cause the dump to abort...\n"); safe_print_str("thd->query", thd->query, 1024); - fprintf(stderr, "thd->thread_id=%ld\n", thd->thread_id); + fprintf(stderr, "thd->thread_id=%lu\n", (ulong) thd->thread_id); } fprintf(stderr, "\ The manual page at http://www.mysql.com/doc/en/Crashing.html contains\n\ @@ -2094,7 +2111,7 @@ static void start_signal_handler(void) /* This threads handles all signals and alarms */ /* ARGSUSED */ -extern "C" void *signal_hand(void *arg __attribute__((unused))) +static void *signal_hand(void *arg __attribute__((unused))) { sigset_t set; int sig; @@ -2234,7 +2251,7 @@ static void check_data_home(const char *path) /* ARGSUSED */ -extern "C" int my_message_sql(uint error, const char *str, myf MyFlags) +static int my_message_sql(uint error, const char *str, myf MyFlags) { THD *thd; DBUG_ENTER("my_message_sql"); @@ -2355,7 +2372,7 @@ extern "C" pthread_handler_decl(handle_shutdown,arg) #endif -const char *load_default_groups[]= { +static const char *load_default_groups[]= { #ifdef HAVE_NDBCLUSTER_DB "mysql_cluster", #endif @@ -2366,6 +2383,7 @@ static const int load_default_groups_sz= sizeof(load_default_groups)/sizeof(load_default_groups[0]); #endif + /* Initialize one of the global date/time format variables @@ -2383,8 +2401,8 @@ sizeof(load_default_groups)/sizeof(load_default_groups[0]); 1 error */ -bool init_global_datetime_format(timestamp_type format_type, - DATE_TIME_FORMAT **var_ptr) +static bool init_global_datetime_format(timestamp_type format_type, + DATE_TIME_FORMAT **var_ptr) { /* Get command line option */ const char *str= opt_date_time_formats[format_type]; @@ -4351,7 +4369,6 @@ Disable with --skip-bdb (will save memory).", NO_ARG, 0, 0, 0, 0, 0, 0}, {"bdb-no-sync", OPT_BDB_NOSYNC, "This option is deprecated, use --skip-sync-bdb-logs instead", - // (gptr*) &opt_sync_bdb_logs, (gptr*) &opt_sync_bdb_logs, 0, GET_BOOL, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}, {"bdb-shared-data", OPT_BDB_SHARED, "Start Berkeley DB in multi-process mode.", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, @@ -4573,7 +4590,7 @@ Disable with --skip-innodb-doublewrite.", (gptr*) &innobase_use_doublewrite, {"isam", OPT_ISAM, "Obsolete. ISAM storage engine is no longer supported.", (gptr*) &opt_isam, (gptr*) &opt_isam, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0}, - {"language", 'L', + {"language", 'L', "Client error messages in given language. May be given as a full path.", (gptr*) &language_ptr, (gptr*) &language_ptr, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0}, @@ -5797,11 +5814,6 @@ static void print_version(void) server_version,SYSTEM_TYPE,MACHINE_TYPE, MYSQL_COMPILATION_COMMENT); } -static void use_help(void) -{ - print_version(); - printf("Use '--help' or '--no-defaults --help' for a list of available options\n"); -} static void usage(void) { @@ -6091,7 +6103,7 @@ static void mysql_init_variables(void) } -extern "C" my_bool +static my_bool get_one_option(int optid, const struct my_option *opt __attribute__((unused)), char *argument) { @@ -6599,7 +6611,7 @@ get_one_option(int optid, const struct my_option *opt __attribute__((unused)), } /* Initiates DEBUG - but no debugging here ! */ -extern "C" gptr * +static gptr * mysql_getopt_value(const char *keyname, uint key_length, const struct my_option *option) { @@ -6628,7 +6640,7 @@ mysql_getopt_value(const char *keyname, uint key_length, } -void option_error_reporter(enum loglevel level, const char *format, ...) +static void option_error_reporter(enum loglevel level, const char *format, ...) { va_list args; va_start(args, format); |